Portable direct-current voltage generator
By adding convenient pulling and gear systems to the control box of the DC voltage generator, the cumbersome and troublesome problems of traditional equipment during movement and use are solved, convenient movement and automatic loading and unloading are achieved, and operation efficiency is improved.
Patent Information
- Application Number
- CN202420033889.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-08
- Publication Date
- 2025-02-14
- Estimated Expiration
- 2034-01-08
AI Technical Summary
There are cumbersome and troublesome problems in the mobile handling and use of traditional DC voltage generators.
A portable DC voltage generator is designed, and the device is freely moved and automatic loading and unloading by adding components such as convenient pulling, gears and gear rotors to the control box.
This design allows the DC voltage generator to be easily moved and loaded and unloaded during use, significantly improving operational efficiency and reducing labor.
Smart Images
Figure CN222482314U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of direct current voltage generators, in particular to a portable direct current voltage generator. Background Art
[0002] The DC high voltage generator adopts medium and high frequency rectification and filtering technology, which solves the shortcomings of large ripple coefficient and unstable waveform of ordinary medium and low frequency high voltage generators. It is widely used in DC withstand voltage test and leakage current test of electrical equipment, and is specially equipped with the function of testing the voltage U1mA under 1mA and the leakage current under 0.75U1mA of zinc oxide lightning arrester. The latest research, design and manufacturing of new technology products are suitable for power departments, power departments of factories and mines, scientific research units, railways, chemical industry, power plants, etc. to conduct DC high voltage tests on zinc oxide lightning arresters, magnetic blow-out lightning arresters, power cables, generators, transformers, switches and other equipment. It is the most ideal replacement product in the new century. The new generation of DC high voltage generator adopts high frequency voltage doubler circuit, takes the lead in applying the latest PWM high frequency pulse width modulation technology, closed loop adjustment, and adopts large voltage feedback to greatly improve the voltage stability. It uses high-power IGBT devices with excellent performance and their driving technology, and adopts special shielding, isolation and grounding measures according to electromagnetic compatibility theory. The DC high-voltage generator is high-quality and portable, and can withstand rated voltage discharge without ring damage. The main components of the portable DC high-voltage generator are made of advanced technology components from the United States, Germany, Japan and other countries, making the instrument more reliable and more stable. The voltage doubler cylinder is developed and produced with German technology. The high-frequency transformer is specially designed by relevant experts, with small size, large capacity, strong overload capacity, and convenient for on-site operation tests. Looking to the future, we will continue to actively explore the market. With quality and reputation as our life, we will continuously improve the level of science and technology, develop cutting-edge high-quality products to meet the needs of users, strive to explore, and create glory in the new century. The portable DC high-voltage generator adopts a high-frequency voltage doubler circuit, applies the latest PWM high-frequency pulse width modulation technology, closed-loop adjustment, and adopts large voltage feedback to greatly improve the voltage stability.
[0003] The traditional DC voltage generator is difficult to move and carry, and is very cumbersome and troublesome to use. This design improves this drawback by adding convenient pull carts and gears, so that it can be moved freely during use and can also be automatically loaded and unloaded, which is very convenient. Utility Model Content
[0004] In view of the deficiencies of the prior art, the utility model provides a portable DC voltage generator, which solves the problems of the portable DC voltage generator.
[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a portable DC voltage generator includes a control box, an adjustment knob is provided on the surface of the control box, the adjustment knob is connected to the control box knob, an operating handle is provided on the surface of the control box, the operating handle is hinged to the control box, an indicator light is provided on the surface of the control box, the indicator light is fixedly connected to the control box, and a display screen is provided on the surface of the control box, and the display screen is fixedly connected to the control box.
[0006] Preferably, the control box is provided with a power input socket inside, the power input socket is fixedly connected to the control box, the control box is provided with a storage slot inside, the storage slot is fixedly connected to the control box, a grounding terminal is provided on the side of the control box, a signal pressure tube is provided on the top of the grounding terminal, and the signal pressure tube is fixedly connected to the grounding terminal.
[0007] Preferably, a high voltage terminal lead is provided around the pressure tube, the high voltage terminal lead is fixedly connected to the pressure tube, an ammeter is provided on the upper part of the pressure tube, and the ammeter is fixedly connected to the pressure tube.
[0008] Preferably, a cover plate is provided on the top of the control box, the bottom of the cover plate is hinged to the control box, a handle is provided on the top of the cover plate, the handle is fixedly connected to the cover plate, and a gear is provided at the bottom of the control box, and the gear is fixedly connected to the control box.
[0009] Preferably, a convenient trolley is provided at the lower end of the control box, and the convenient trolley is movably connected to the control box. A fixing plate is provided at the lower end of the convenient trolley, and the fixing plate is fixedly connected to the convenient trolley.
[0010] Preferably, a rod is provided on the surface of the fixed plate, the rod passes through the fixed plate and is connected to the fixed plate with a bearing, a gear turntable is provided at the end of the rod, the gear turntable is fixedly connected to the rod, the gear turntable is meshingly connected to the gear, a motor is provided at the end of the rod, the output end of the motor is fixedly connected to the rod, a shaft is provided at the bottom end of the convenient cart, the shaft passes through the convenient cart and is connected to the bottom bearing of the convenient cart, wheels are provided at both ends of the shaft, and the wheels are fixedly connected to the shaft. Beneficial Effects
[0011] The utility model provides a portable DC voltage generator. Compared with the prior art, it has the following beneficial effects:
[0012] 1. The portable DC voltage generator is conveniently pulled by setting a material slot, so that workers can load the device into the control box intact and move it by pulling a cart when using it, which is very convenient.
[0013] 2. The portable DC voltage generator is equipped with gears and gear turntables, so that the equipment can be automatically loaded and unloaded when the equipment is in use, saving time and effort. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a schematic diagram of the structure of the utility model;
[0015] Figure 2 It is a schematic diagram of the structure of the utility model;
[0016] Figure 3 It is a schematic diagram of the structure of the utility model;
[0017] Figure 4 It is a schematic diagram of the structure of the utility model.
[0018] In the figure: 1. Control box; 2. Adjustment knob; 3. Operating handle; 4. Indicator light; 5. Display screen; 6. Ammeter; 7. Power input socket; 8. High voltage terminal lead; 9. Letter pressure cylinder; 10. Ground terminal; 11. Storage slot; 12. Cover; 13. Handle; 14. Convenient cart; 15. Shaft; 16. Wheel; 17. Gear; 18. Gear turntable; 19. Rod; 20. Fixing plate; 21. Motor. DETAILED DESCRIPTION
[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0020] See also Figure 1-4 The utility model provides a technical solution: a portable DC voltage generator includes a control box 1, a regulating knob 2 is provided on the surface of the control box 1, the regulating knob 2 is connected to the knob of the control box 1, an operating handle 3 is provided on the surface of the control box 1, the operating handle 3 is hinged to the control box 1, an indicator light 4 is provided on the surface of the control box 1, the indicator light 4 is fixedly connected to the control box 1, a display screen 5 is provided on the surface of the control box, and the display screen 5 is fixedly connected to the control box 1.
[0021] The control box 1 is provided with a power input socket 7 inside, and the power input socket 7 is fixedly connected to the control box 1. The control box 1 is provided with a storage slot 11 inside, and the storage slot 11 is fixedly connected to the control box 1. The control box 1 is provided with a grounding terminal 10 on the side, and a signal pressure tube 9 is provided on the upper part of the grounding terminal 10, and the signal pressure tube 9 is fixedly connected to the grounding terminal 10.
[0022] A high voltage terminal lead 8 is arranged around the pressure tube 9 , and the high voltage terminal lead 8 is fixedly connected to the pressure tube 9 . An ammeter 6 is arranged on the upper part of the pressure tube 9 , and the ammeter 6 is fixedly connected to the pressure tube 9 .
[0023] A cover plate 12 is provided on the top of the control box 1 , and the bottom of the cover plate 12 is hinged to the control box 1 . A handle 13 is provided on the top of the cover plate 12 , and the handle 13 is fixedly connected to the cover plate 12 . A gear 17 is provided at the bottom of the control box 1 , and the gear 17 is fixedly connected to the control box 1 .
[0024] A convenient trolley 14 is provided at the lower end of the control box 1 , and the convenient trolley 14 is movably connected to the control box 1 . A fixing plate 20 is provided at the lower end of the convenient trolley 14 , and the fixing plate 20 is fixedly connected to the convenient trolley 14 .
[0025] A rod 19 is provided on the surface of the fixed plate 20, and the rod 19 passes through the fixed plate 20 and is connected to the fixed plate 20 with a bearing. A gear turntable 18 is provided at the end of the rod 19, and the gear turntable 18 is fixedly connected to the rod 19. The gear turntable 18 is meshedly connected to the gear 17. A motor 21 is provided at the end of the rod 19, and the output end of the motor 21 is fixedly connected to the rod 19. A shaft 15 is provided at the bottom end of the convenient cart 14, and the shaft 15 passes through the convenient cart 14 and is connected to the bottom bearing of the convenient cart 14. Wheels 16 are provided at both ends of the shaft 15, and the wheels 16 are fixedly connected to the shaft 15.
[0026] When working (or in use), the portable DC voltage generator first places the control box 1 above the convenient cart 14, holds the handle 13 to open the cover 12, takes out the ground terminal 10 and the signal pressure tube 9 from the storage slot 11, and after the fixed assembly is completed, holds the operating handle 3 and pushes it upward. After the DC voltage generator is started, the indicator light 4 lights up, and the display screen 5 shows the current size. The voltage size is adjusted by adjusting the knob 2. Other current devices are connected to the power input socket 7 to output voltage to the outside. The high-voltage terminal lead 8 on the outer side of the signal pressure tube 9 generates current and is displayed on the ammeter 6. The shaft 15 at the bottom of the convenient cart 14 rotates to drive the wheel 16 to rotate, and then drives the entire device to move. At this time, the motor 21 is started, and the rod 19 on the fixed plate 20 rotates to drive the gear turntable 18. The gear turntable 18 is meshed with the gear 17 at the bottom of the control box 1, driving the control box 1 to move, and free loading and unloading, and the operation ends here.
[0027] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.
[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions. The sentence "includes an element defined by ... does not exclude the existence of other identical elements in the process, method, article or device including the element".
[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A portable DC voltage generator, comprising a control box (1), characterized in that: The control box (1) is provided with an adjusting knob (2) on its surface, the adjusting knob (2) being connected to the knob of the control box (1); the control box (1) is provided with an operating handle (3) on its surface, the operating handle (3) being hinged to the control box (1); the control box (1) is provided with an indicator light (4) on its surface, the indicator light (4) being fixedly connected to the control box (1); the control box (1) is provided with a display screen (5) on its surface, the display screen (5) being fixedly connected to the control box (1).
2. A portable DC voltage generator according to claim 1, characterized in that: The control box (1) is provided with a power input socket (7) inside, and the power input socket (7) is fixedly connected to the control box (1); the control box (1) is provided with a storage groove (11) inside, and the storage groove (11) is fixedly connected to the control box (1); a grounding terminal (10) is provided on the side of the control box (1); a signal pressure tube (9) is provided on the upper part of the grounding terminal (10), and the signal pressure tube (9) is fixedly connected to the grounding terminal (10).
3. A portable DC voltage generator according to claim 2, characterized in that: A high voltage terminal lead (8) is arranged around the pressure tube (9), and the high voltage terminal lead (8) is fixedly connected to the pressure tube (9). An ammeter (6) is arranged on the upper part of the pressure tube (9), and the ammeter (6) is fixedly connected to the pressure tube (9).
4. A portable DC voltage generator according to claim 1, characterized in that: The control box (1) is provided with a cover plate (12) at the top, the bottom of the cover plate (12) is hinged to the control box (1), the top of the cover plate (12) is provided with a handle (13), the handle (13) is fixedly connected to the cover plate (12), and the lower part of the control box (1) is provided with a gear (17), and the gear (17) is fixedly connected to the control box (1).
5. A portable DC voltage generator according to claim 1, characterized in that: A convenient trolley (14) is provided at the lower end of the control box (1), and the convenient trolley (14) is movably connected to the control box (1). A fixing plate (20) is provided at the lower end of the convenient trolley (14), and the fixing plate (20) is fixedly connected to the convenient trolley (14).
6. A portable DC voltage generator according to claim 5, characterized in that: A rod (19) is provided on the surface of the fixing plate (20), the rod (19) passes through the fixing plate (20) and is bearing-connected thereto, a gear turntable (18) is provided at the end of the rod (19), the gear turntable (18) is fixedly connected to the rod (19), the gear turntable (18) is meshingly connected to the gear (17), a motor (21) is provided at the end of the rod (19), the output end of the motor (21) is fixedly connected to the rod (19), a shaft (15) is provided at the bottom end of the convenient trolley (14), the shaft (15) passes through the convenient trolley (14) and is bearing-connected to the bottom of the convenient trolley (14), wheels (16) are provided at both ends of the shaft (15), and the wheels (16) are fixedly connected to the shaft (15).