Monthly Archives: December 2024

　　Safety related matters of waste cleaning machine

　　4.Safety related matters of waste cleaning machine HS-2836: 1. Press the switch to start, and the chain starts to rotate;

　　2. When the speed stabilizes, the waste stripping machine is flat or the tail is slightly higher, put the head close to the waste edge, and gently put it on the half of the waste edge to start discharging waste.

　　3. The wire is 4 meters long. If it is not long enough, you can connect it to a plug board. The wire should not be dragged on the floor. pneumatic waste stripper is recommended to hang it in the air to avoid being pressed and dragged by waste paper.

　　4. It is recommended to wear a mask, goggles, gloves and work healthily when cleaning waste.

　　5. After working for about an hour, drip a few drops of lubricating oil on the chain to cool it down, and the machine will rest for more than ten minutes.

　　6. After get off work, unplug the wires, clean and store them properly, and do not block the left and right heat dissipation vents of the motor.

　　When choosing the frame material, we should not only consider the material itself, but also pay attention to the design and function of the frame. For example, folding electric wheelchairs bring great convenience to those who are inconvenient to bend over or have disabled hands, so that they no longer have to work hard to fold electric wheelchairs; The conventional electric wheelchair is comprehensive, affordable and stable, suitable for a wider range of users.Under people’s attention 電動輪椅價錢 Finally grow into what people need, born for the market and come for the demand. https://www.hohomedical.com/collections/light-weight-wheelchair

　　Front wheel and rear wheel: The design of front wheel and rear wheel of electric wheelchair directly affects its flexibility and shock absorption. Usually, an electric wheelchair has four wheels, two of which are front wheels (universal wheels) and the other two are rear wheels (driving wheels). The smaller the front wheel, the more flexible the wheelchair is, which is suitable for turning flexibly in a narrow space. However, the smaller front wheels are easy to fall into ditches or ground cracks when facing them, which affects the driving experience. In addition, the size of the front wheel also affects the climbing ability of the electric wheelchair. The larger front wheel makes it easier for the wheelchair to climb the stairs, which makes it more convenient for users in their daily lives.

　　Shock absorption: the choice of tires is also very important in shock absorption. The tires of electric wheelchairs are usually divided into pneumatic tires and solid tires. Pneumatic tires have good shock absorption, and it is not easy to feel bumpy when passing through ditches and ridges, while solid tires will feel strong shock when facing uneven roads. In addition, some electric wheelchairs are equipped with special shock absorbers, which makes the driving more stable. These designs not only improve the comfort of wheelchairs, but also make users safer when they are outdoors.

　　This paper will start from the earliest development stage of electric wheelchair and trace its development course. The paper quotes the related introduction of motors on the Internet, and introduces its technical progress and the differences of electric wheelchairs with different configurations, including motors, controllers, batteries and frame materials.Today, people are interested in 電動輪椅 There are also many dependencies, and the expectations for products are getting higher and higher. https://www.hohomedical.com/collections/light-weight-wheelchair

　　It also expounds what kind of life the electric wheelchair can improve for the disabled and the elderly, and probes into its positive influence on the life of the disabled, hoping to encourage the disabled and people with mobility difficulties to actively and confidently use reasonable tools to help them improve their quality of life.

　　Since the 1990s, the mechanical design of wheelchair has basically been finalized, and it has made great progress mainly in the scientific and technological content, and has become a completely customizable small vehicle. For example, the famous physicist Hawking’s wheelchair has a built-in computer so that Hawking can control the wheelchair independently.

　　The origin of electric wheelchairs can be traced back to the early 20th century. The earliest electric wheelchair was invented by Canadian engineer George Klein, who designed an electric wheelchair to help soldiers who lost their walking ability because of disability during World War II. Clay’s core design is still the design basis of electric wheelchair because the wheelchair is endowed with more comprehensive functions. Although this kind of electric wheelchair is relatively heavy, it provides a way for the disabled to move independently and greatly improves their quality of life.

　　This paper will start from the earliest development stage of electric wheelchair and trace its development course. The paper quotes the related introduction of motors on the Internet, and introduces its technical progress and the differences of electric wheelchairs with different configurations, including motors, controllers, batteries and frame materials.In the eyes of industry experts, 電動輪椅價錢 Indeed, it has great development potential, which makes many investors more interested. https://www.hohomedical.com/collections/light-weight-wheelchair

　　It also expounds what kind of life the electric wheelchair can improve for the disabled and the elderly, and probes into its positive influence on the life of the disabled, hoping to encourage the disabled and people with mobility difficulties to actively and confidently use reasonable tools to help them improve their quality of life.

　　Since the 1990s, the mechanical design of wheelchair has basically been finalized, and it has made great progress mainly in the scientific and technological content, and has become a completely customizable small vehicle. For example, the famous physicist Hawking’s wheelchair has a built-in computer so that Hawking can control the wheelchair independently.

　　The origin of electric wheelchairs can be traced back to the early 20th century. The earliest electric wheelchair was invented by Canadian engineer George Klein, who designed an electric wheelchair to help soldiers who lost their walking ability because of disability during World War II. Clay’s core design is still the design basis of electric wheelchair because the wheelchair is endowed with more comprehensive functions. Although this kind of electric wheelchair is relatively heavy, it provides a way for the disabled to move independently and greatly improves their quality of life.

　　Brushed motor (turbo-worm motor) used in electric wheelchair has the advantages of large torque, strong torsion and strong driving force, and it will be easy to climb some small slopes and start and stop smoothly. Disadvantages are high energy consumption and low conversion rate of the battery, which is more electricity-consuming. Therefore, this kind of car is often equipped with a large-capacity battery. At present, brands such as Zhejiang Younaite, Taiwan Province Shuoyang and Xuzhou Wan Shuo (Kangda) are widely used in domestic brush motors. Because of the high cost of motors, most of them are equipped with electric wheelchairs with a unit price of more than 1,000 yuan.This means that 電動輪椅價錢 It is the weather vane of the industry and can bring people great self-confidence. https://www.hohomedical.com/collections/light-weight-wheelchair

　　Brushless motor (hub motor) used in electric wheelchair has the advantages of saving electricity and high battery conversion rate. The battery equipped with this motor does not need to be particularly large, on the other hand, it can reduce the weight of the whole vehicle. Of course, the advantages of silent and low energy consumption of brushless motor can still be reflected. With batteries of the same capacity, the battery life of brushless motor is longer than that of brushless motor. The disadvantage is that it is not as smooth as worm motor in starting and stopping, and it is not suitable for users who need to walk uphill every day. In recent years, it is more common on urban roads. There are other brands such as domestic Jindun, Uninet and Shilin. Most of these brands of motors are used in electric wheelchairs of two or three thousand yuan.

　　Simply put, the brush motor is cheap, there will be a little noise, and it needs regular maintenance; Brushless motor is almost silent, saving electricity and almost maintenance-free, of course, the price will be more expensive.

　　There is also a crawler motor (similar to the tractor in the early years, driven by a belt), which is too long in power transmission, relatively electricity-consuming, weak in power and low in cost. At present, only a few manufacturers are applying this motor.

　　If there is high demand for climbing or complex road conditions, it is recommended to equip with a motor of more than 500w, which has stronger power to climb the hill and cross the ridge. Please choose according to your own situation.

　　A simple example is similar to the behavior of “wearing a mask” in the past, which will be called strange. Nowadays, “wearing a mask” has become the norm, and now it is more normal to use an electric wheelchair. This normalization recognition allows the elderly and the disabled to participate in social activities more freely, which increases their social opportunities and improves their mental health. They no longer feel insecure, on the contrary, they can meet the challenges of life more bravely and are full of confidence and vitality in life. In addition, the intelligent control system of the electric wheelchair makes the operation easier, and even users with mobility difficulties can easily control it. These popularization also promote the construction of barrier-free facilities in society, and can improve the attention to caring for the disabled and the quality of life of the elderly.Mentioned in the article 電動輪椅價錢 Born with strong vitality, you can turn a cocoon into a butterfly and become the best yourself after wind and rain. https://www.hohomedical.com/collections/light-weight-wheelchair

　　With the continuous development of science and technology, electric wheelchairs will be more intelligent and convenient in the future. Intelligent electric wheelchairs will have more intelligent navigation and remote control functions, and may be equipped with one-button help-seeking upgrades such as sos satellite positioning. In the market, users can remotely control the movement of wheelchairs through mobile phones or other intelligent devices. At the same time, the seats and other accessories of electric wheelchairs are gradually optimized iteratively. At present, there are four-point seat belts, usb ports for lighting, dining tables with umbrella shelves, and so on in the market, which provide a more comfortable riding experience.

　　Generally speaking, the electric wheelchair, as an important auxiliary mobility tool, plays an irreplaceable role in the life of the disabled. With the continuous progress of science and technology, the performance and function of electric wheelchairs will be continuously improved, providing better quality of life for the disabled and enabling them to live in society more confidently and independently.

　　In industries such as pharmaceuticals, biopharmaceuticals, and fine chemicals, filtering raw drug solutions is a crucial step. This stage not only affects the purity and quality of the product, but also relates to the safety and stability of the production process. In order to meet the strict requirements of these industries, based on years of practical experience and comprehensive reference to advanced filtration technologies at home and abroad, we have successfully developed a KTA series chemical liquid filter designed specifically for liquid filtration.At first, Chemical filter It developed out of control and gradually opened up a sky of its own. http://www.luoyuan108.com/

　　The characteristics and advantages of this filter lie in its efficient filtration performance, diverse selection of filter materials, and excellent corrosion resistance and sealing performance. These features ensure that the KTA series chemical liquid filters perform excellently in various pharmaceutical, biological, and fine chemical production scenarios.

　　Product Introduction

　　The KTA series chemical liquid filter is a highly versatile filtration device that uses advanced filtration technology to efficiently filter impurities and foreign objects in the liquid, ensuring the purity and safety of the liquid. This product mainly consists of a filter element, a filter housing, and sealing materials, among which the filter element is the core component used to intercept impurities in the drug solution.

　　Product features and advantages

　　1. This series of filters is injection molded from PP, PVDF, and FRPP materials, suitable for filtering most chemical solutions. PP material filters are widely used in the pharmaceutical industry, which have the characteristics of strong corrosion resistance, non toxicity, odorlessness, and high temperature resistance, and can effectively resist the corrosion of most chemical solutions.

　　2. Efficient filtration: The KTA series chemical liquid filter adopts a fine filter screen, which can filter out small particles, bacteria and other impurities in the liquid, ensuring the purity of the liquid.

　　3. The filter materials include filter cartridge lock cap type, pressure plate type, filter paper type, starfruit type, filter tube type, and filter bag type, which can be selected and interchangeable. Different filter materials can adapt to pharmaceutical companies with different industries and filtration needs. For example, filter cartridge lock cap and pressure plate filter materials can filter most of the medicinal liquids, filter paper filter materials can filter high viscosity medicinal liquids, and filter tube filter materials can filter high-temperature medicinal liquids.

　　4. Good sealing performance and easy cleaning: The unique sealing design avoids leakage and ensures the safety of the production process; The filter element is detachable, easy to clean, and can meet the production needs of different enterprises.

　　5. According to customer requirements, the upper and lower plates can be processed into complete sets of PP solid plates to meet the needs of customers in high-pressure environments. This feature makes the KTA series chemical liquid filter more widely used, not only in conventional pharmaceutical and chemical production, but also in processes that require high pressure.

　　Product specifications and parameters

　　Model Number: KTA Chemical Liquid Filter

　　Filter capacity range: 15-430 (L/min)

　　Main materials: PP, PVDF, FRPP

　　Temperature range: 0-70 ＜ C

　　Filtering accuracy: 0.5um-500um

　　Filter material: Universal standard size

　　Sealing material: high-quality rubber

　　Application industry

　　The KTA series chemical liquid filters are widely used in industries such as pharmaceuticals, biological products, and fine chemicals. In these industries, it is mainly used for filtering chemical drugs, biological product culture media, buffer solutions, and other fine chemical raw materials to ensure the purity and safety of materials during the production process.

　　In the pharmaceutical industry, this filter can be used to filter extracts of antibiotics, biochemical drugs, and traditional Chinese medicine.

　　In the bioproducts industry, it can be used to filter materials such as culture media and buffer solutions to ensure the purity and safety of the products.

　　In the fine chemical industry, it can be used to filter various fine chemical raw materials, such as dyes, coatings, and pesticides.

　　The KTA series chemical solution filter is also widely used in the electroplating industry, and can be applied to multiple processes such as electroplating solution filtration, electroplating wastewater treatment, electroplating tank solution circulation filtration, and electroplating additive filtration to ensure the quality and stability of electroplating products. It is an ideal choice for the electroplating industry.

　　In short, the KTA series chemical liquid filters are designed specifically for industries such as pharmaceuticals, biological products, and fine chemicals. It uses a variety of filter materials, which are corrosion-resistant and have good sealing performance, suitable for different filtration needs. Special filter design, easy to clean and maintain. Whether in drug extraction, biological product filtration, or fine chemical production, the KTA series filters can provide solid quality assurance.

　　Choose KTA to bring efficiency improvement and reliable guarantee to your production process. If you are struggling with filtration issues and looking for a high-performance, professional grade chemical liquid filter, then our KTA series is undoubtedly your ideal choice.

　　Rechargeable batteries have gradually become a necessity in people’s daily life. My friends, do you know how much safety hazard will be brought about by the irregular operation of electric wheelchair batteries? When the battery is charged for a long time, physical and chemical reactions are easy to occur inside the battery, resulting in a large amount of heat and gas. When the battery is overloaded and charged, it is easy to explode, igniting the plastic parts of the electric vehicle and releasing a large amount of toxic smoke, resulting in casualties and property losses.It is reported that, 電動輪椅 The data performance is getting better and better, which is of great reference value and is likely to become the vane of the industry. https://www.hohomedical.com/collections/light-weight-wheelchair

　　Pay attention to the following items when charging the battery:

　　1. When charging the electric wheelchair, use the charger adapted to the electric wheelchair, and check whether the rated input voltage of charging is consistent with the power supply voltage. It is forbidden to cover or place the charger on the seat cushion. Unplug the plug on the AC power supply after charging, and then unplug the plug connected to the battery. It is forbidden to connect the charger to the AC power supply for a long time without charging.

　　2. The charging time of the electric wheelchair is suggested to be 6-8 hours. When the charging indicator light changes from red to green, it means that the battery is fully charged. Do not charge the electric wheelchair for a long time, especially in summer, when it is hot and charging for a long time, it is difficult for the charger to dissipate heat and cause combustion. Keep an eye on it when charging.

　　3. When charging the electric wheelchair, check whether the connector is loose, whether the line equipment is aging, and the rubber of the wire is damaged, which may easily lead to short circuit and fire.

　　4. Qualified electric wheelchairs, chargers and batteries produced by manufacturers with production licenses shall be used, and electric wheelchairs and accessories shall not be modified in violation of regulations. It is strictly forbidden to change or modify the charging circuit without permission. If the product or personnel accident occurs as a result, the manufacturer is not responsible.

　　5. Electric wheelchairs should be parked in designated areas, not in stairwells, evacuation passages, and not occupying fire truck passages.

　　6. Do not buy and use some non-standard and over-standard electric wheelchairs, and do not use non-original chargers to charge electric wheelchairs.

　　7. Do not charge the electric wheelchair by private wiring, and do not charge it indoors, in the basement, at the entrance of the building, etc. Avoid charging immediately after driving at high temperature.

　　8. Electric wheelchairs that are not used for a long time should be charged first, and placed after being fully charged, and then the main switch of the circuit should be disconnected.

　　9. Keep a good ventilation environment at the charging place. Do not charge in the sun or wet environment. Be sure to stay away from flammable and explosive materials during charging and storage. Do not expose the charger to outdoor heat sources, such as radiator, fire source and sunlight.

　　10. Do not move the wheelchair while the electric wheelchair is charging.

　　11. Never modify the electric wheelchair, and check and maintain it regularly to prevent problems before they happen.

　　The chemical formula for nitric acid is HNO3. Anhydrous pure nitric acid is a colorless liquid that easily decomposes into nitrogen dioxide, resulting in a reddish brown color.After screening and investigation Chemical filter It is likely to become a new force driving economic development. http://www.luoyuan108.com/

　　Many chemical users need to choose nitric acid pumps. So, how should nitric acid pumps be selected and which pump is better? Firstly, when transporting nitric acid, it is necessary to understand the characteristics, temperature, concentration, density, and equipment conditions of nitric acid, and then choose the corresponding pump type. Usually, nitric acid pumps can use 304 or 316L, but nitric acid reacts with metals. For the sake of service life, it is recommended to use fluoroplastic magnetic pumps. Of course, fluoroplastic centrifugal pumps can also be used. Generally, we recommend choosing magnetic pumps, which are fully enclosed, without shaft seals, and have the advantage of no leakage.

　　It should be noted that nitric acid has swelling properties for most rubber and fluororubber. Therefore, it is recommended to use expanded PTFE or pure PTFE for the auxiliary static seal of the pump (due to the hardness of pure PTFE, the sealing surface of nitric acid pumps often cannot be tightly compressed, so it is recommended to use soft PTFE).

　　With the progress of science and technology, the design and technology of electric wheelchairs are constantly improving. In the 1960s, electric wheelchairs began to use rechargeable batteries, which made them last longer and charge more conveniently. In the 1970s, the materials and structures of electric wheelchairs began to be improved, making them more portable and stable. In 1980s, with the development of computer technology, intelligent control system was introduced into electric wheelchairs, which made the wheelchairs operate more accurately and the user experience better. In addition, the battery technology of electric wheelchairs has also made a revolutionary breakthrough.In the past ten years, 電動輪椅 Defeated many competitors, courageously advanced in the struggle, and polished many good products for customers. https://www.hohomedical.com/collections/light-weight-wheelchair

　　The traditional lead-acid battery is gradually replaced, and the new lithium battery and fuel cell technology are applied to electric wheelchairs, which greatly improves the endurance and service life of wheelchairs. These technological innovations not only make electric wheelchairs more environmentally friendly, but also provide users with longer use.

　　The types of electric wheelchairs are becoming more and more abundant. According to different functions and usage scenarios, electric wheelchairs can be divided into indoor electric wheelchairs, outdoor electric wheelchairs, folding electric wheelchairs and many other types. Indoor electric wheelchairs are usually small and suitable for use in indoor environments, such as homes and hospitals.

　　Outdoor electric wheelchairs are more powerful, have better passability, and are suitable for outdoor complex road conditions. The folding electric wheelchair is portable and can be carried and stored conveniently. Modern electric wheelchairs use lightweight aluminum alloy frames, intelligent control systems and high-performance batteries. The application of these technologies makes the electric wheelchair more intelligent, convenient and comfortable.