CN212277927U - Arc extinction harmonic elimination route selection and overvoltage protection integrated device - Google Patents
Arc extinction harmonic elimination route selection and overvoltage protection integrated device Download PDFInfo
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- CN212277927U CN212277927U CN202021169878.5U CN202021169878U CN212277927U CN 212277927 U CN212277927 U CN 212277927U CN 202021169878 U CN202021169878 U CN 202021169878U CN 212277927 U CN212277927 U CN 212277927U
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- fixedly connected
- spring
- overvoltage protection
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- 230000008030 elimination Effects 0.000 title claims abstract description 22
- 238000003379 elimination reaction Methods 0.000 title claims abstract description 22
- 230000008033 biological extinction Effects 0.000 title claims abstract description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 230000003139 buffering effect Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 230000017525 heat dissipation Effects 0.000 description 6
- 238000007664 blowing Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
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Abstract
The utility model discloses an arc extinction harmonic elimination route selection and overvoltage protection synthesize device, the power distribution box comprises a box body, the cavity has been seted up to the inside of box, the inner wall fixedly connected with connecting rod of cavity, the sliding surface of connecting rod is connected with the backup pad, the fixed surface of backup pad installs first spring, the surface of first spring is around the surface of locating the connecting rod, the other end fixedly connected with slider of first spring, the surface of slider is at the surface slip of connecting rod, the fixed surface of slider is connected with the stretching strap, the kerve has been seted up on the top of box, the inner wall fixed mounting of kerve has the pulley, the surface of stretching strap is at the surface slip of pulley, the one end fixedly connected with disc. Through being provided with first spring and backup pad, when hoist and mount, play the balanced effect to the box, through being provided with round case, play the effect of falling to the ground buffering, be convenient for protect box internals.
Description
Technical Field
The utility model belongs to the technical field of voltage protection, specifically be an arc extinction harmonic elimination route selection and overvoltage protection integrated device.
Background
The microcomputer arc and harmonic elimination line selection and overvoltage protection device is also called arc and harmonic elimination cabinet, is used in power system with 3-35KV neutral point ungrounded, neutral point grounded through arc suppression coil or neutral point grounded through high resistance in power industry, can limit various overvoltage in the system, and effectively improves system operation safety and power supply reliability.
At present, the existing arc and harmonic elimination line selection and overvoltage protection integrated device is hoisted by adopting a hoisting ring, but an auxiliary balance device and a floor buffer device are not arranged in the device, so that internal components are easily damaged, and the arc and harmonic elimination line selection and overvoltage protection integrated device is poor in heat dissipation effect, so that the arc and harmonic elimination line selection and overvoltage protection integrated device which is convenient to hoist and good in heat dissipation effect is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an arc extinction harmonic elimination route selection and overvoltage protection integrated device to solve present arc extinction harmonic elimination route selection and overvoltage protection integrated device hoist and mount and cause the problem that damage and radiating effect are poor to the internals easily.
In order to achieve the above object, the utility model provides a following technical scheme: an arc extinction, harmonic elimination, line selection and overvoltage protection integrated device comprises a box body, wherein a cavity is formed in the box body, the cavity is shaped like a square groove, a connecting rod is fixedly connected to the inner wall of the cavity, the connecting rod is shaped like a cylindrical rod, a supporting plate is connected to the surface of the connecting rod in a sliding mode, the surface of the supporting plate is shaped like a square plate, the surface of the supporting plate slides on the inner wall of the cavity, the purpose of supporting a balance box body is achieved by arranging the supporting plate, a first spring is fixedly mounted on the surface of the supporting plate and is in a compression state, the purpose of balancing the box body in the hoisting process is achieved by arranging the first spring, the surface of the first spring is wound on the surface of the connecting rod, a sliding block is fixedly connected to the other end of the first spring, the number of the sliding blocks is two, the surface of the sliding block slides on the surface of, the number of the pull belts is two, the purpose of pulling the slide block is achieved by arranging the pull belts, the top end of the box body is provided with a pull groove which is a cylindrical through groove, the inner wall of the pull groove is fixedly provided with two pulleys, the pulley is arranged to play a role in the smoothness of movement of the pull belt, the surface of the pull belt slides on the surface of the pulley, one end of the drawstring is fixedly connected with two disks, the top end of each disk is fixedly connected with two hooks, the hanging hook is arranged to achieve the purpose of hoisting, the bottom end of the box body is fixedly connected with the upright post, the bottom end of the upright post is fixedly connected with a limiting block, the surface of the limiting block is provided with a round box, the surface of the box body is provided with a through hole, the inner wall of the through hole is spliced with a square frame, and the purposes of ventilation and heat dissipation are achieved by arranging the square frame.
Preferably, the inner wall fixed mounting of circle case has the second spring, the one end of second spring and the bottom fixed connection of stopper, the second spring is in compression state, through being provided with the second spring, plays the purpose that falls to the ground the buffering, the surface of stopper slides at the inner wall of circle case, through being provided with the stopper, plays the spacing purpose of stand motion.
Preferably, the number of the round boxes is four, the bottom end of each round box is fixedly connected with a bearing plate, the bearing plate is arranged to play a role in bearing the box body, the bottom end of the bearing plate is fixedly provided with buffer rubber, and the buffer rubber is arranged to play a role in auxiliary buffering.
Preferably, the number of through-hole is two, and the shape of through-hole is the quad slit, the number of square frame is two, the surperficial threaded connection of square frame has the bolt, through being provided with the bolt, plays the purpose of fixing square frame to the box inner wall.
Preferably, the inner wall fixed mounting of square frame has the active carbon filter screen, through being provided with the active carbon filter screen, plays the purpose of moisture and impurity in the filtered air, prevents to influence box inner structure work, the inner wall fixedly connected with cradling piece of square frame plays the purpose of accepting the fan through being provided with the cradling piece.
Preferably, the number of the support rods is four, the fans are fixedly mounted at one end of each support rod, the number of the fans is two, the type of each fan is PF-100, and each fan has a blowing function.
Preferably, the inner wall of the box body is fixedly provided with an electric element.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the first spring and the supporting plate are arranged, so that the box body is balanced during hoisting, and the round box is arranged to buffer when falling to the ground, so that internal components of the box body are protected conveniently;
2. through being provided with through-hole and square frame, play the radiating purpose of blowing to the box inside, increase the mobility of the inside air of box, do benefit to the heat dissipation.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a square frame of the present invention;
fig. 3 is an enlarged view of the position a of the present invention.
In the figure: 1. a box body; 2. a disc; 3. groove drawing; 4. a support plate; 5. a square frame; 6. an activated carbon filter screen; 7. a fan; 8. a round box; 9. a column; 10. a slider; 11. a connecting rod; 12. pulling the belt; 13. hooking; 14. a pulley; 15. a first spring; 16. a cavity; 17. a power element; 18. a through hole; 19. a support rod; 20. a limiting block; 21. a bearing plate; 22. a second spring; 23. and (3) buffer rubber.
Detailed Description
Referring to fig. 1, 2 and 3, an arc and harmonic elimination line selection and overvoltage protection integrated device comprises a box body 1, a cavity 16 is formed inside the box body 1, the cavity 16 is a square groove, a connecting rod 11 is fixedly connected to the inner wall of the cavity 16, the connecting rod 11 is a cylindrical rod, a support plate 4 is slidably connected to the surface of the connecting rod 11, the support plate 4 is a square plate, the surface of the support plate 4 slides on the inner wall of the cavity 16, the purpose of supporting the balance box body 1 is achieved by arranging the support plate 4, a first spring 15 is fixedly arranged on the surface of the support plate 4, the first spring 15 is in a compressed state, the purpose of balancing the box body 1 is achieved by arranging the first spring 15 in a hoisting process, the surface of the first spring 15 is wound on the surface of the connecting rod 11, a slide block 10 is fixedly connected to the other end of the first spring 15, and the number of the slide blocks 10 is two, the surface of the slider 10 slides on the surface of the connecting rod 11, the surface of the slider 10 is fixedly connected with pull belts 12, the number of the pull belts 12 is two, the purpose of pulling the slider 10 is achieved by arranging the pull belts 12, the top end of the box body 1 is provided with a pull groove 3, the pull groove 3 is a cylindrical through groove, the inner wall of the pull groove 3 is fixedly provided with pulleys 14, the number of the pulleys 14 is two, the flow compliance of the pull belts 12 is achieved by arranging the pulleys 14, the surface of the pull belts 12 slides on the surface of the pulleys 14, one ends of the pull belts 12 are fixedly connected with discs 2, the number of the discs 2 is two, the top ends of the discs 2 are fixedly connected with hooks 13, the number of the hooks 13 is two, the purpose of hoisting is achieved by arranging the hooks 13, the bottom end of the box body 1 is fixedly connected with a stand column 9, the bottom end of, the surface of the box body 1 is provided with a through hole 18, the inner wall of the through hole 18 is inserted with a square frame 5, and the purposes of ventilation and heat dissipation are achieved by arranging the square frame 5.
Please refer to fig. 1 and fig. 3, a second spring 22 is fixedly mounted on the inner wall of the round box 8, one end of the second spring 22 is fixedly connected with the bottom end of the limiting block 20, the second spring 22 is in a compressed state, and the purpose of landing and buffering is achieved by the second spring 22, the surface of the limiting block 20 slides on the inner wall of the round box 8, and the purpose of limiting the movement of the upright post 9 is achieved by the limiting block 20.
Referring to fig. 1 and 3, the number of the round boxes 8 is four, the bottom end of each round box 8 is fixedly connected with a receiving plate 21, the purpose of receiving the box body 1 is achieved by arranging the receiving plate 21, the bottom end of the receiving plate 21 is fixedly provided with a buffer rubber 23, and the purpose of auxiliary buffering is achieved by arranging the buffer rubber 23.
Referring to fig. 1 and 2, the number of the through holes 18 is two, the shape of the through holes 18 is a square hole, the number of the square frames 5 is two, and the surface of each square frame 5 is connected with a bolt in a threaded manner, so that the purpose of fixing the square frame 5 to the inner wall of the box body 1 is achieved by the arrangement of the bolt.
Referring to fig. 1 and 2, the inner wall of the square frame 5 is fixedly provided with an activated carbon filter screen 6, and the activated carbon filter screen 6 is arranged to filter moisture and impurities in air, so as to prevent the influence on the work of the internal structure of the box body 1, and the inner wall of the square frame 5 is fixedly connected with a support rod 19, so that the fan 7 is supported by the support rod 19.
Referring to fig. 1 and 2, the number of the support rods 19 is four, the fans 7 are fixedly mounted at one end of each support rod 19, the number of the fans 7 is two, the type of each fan 7 is PF-100, and each fan 7 has a blowing function.
Referring to fig. 1, an electric power device 17 is fixedly mounted on an inner wall of the box 1.
The working principle of the scheme is as follows: when the arc and harmonic elimination line and overvoltage protection comprehensive device needs to be hoisted, the hooks 13 on the two sides are connected with a hoisting mechanism, the hooks 13 are lifted by the hoisting mechanism, the hooks 13 pull the slide block 10 to slide along the surface of the connecting rod 11 through the pull belt 12, the slide block 10 extrudes the first spring 15, the support plate 4 is acted on by the reaction force of the first spring 15 and is tightly attached to the inner wall of the cavity 16, the surface of the support plate 4 slides on the inner wall of the cavity 16, so that the aim of supporting the balance box body 1 is fulfilled, the hoisting is convenient, when the box body 1 falls on the ground, the aim of buffering the falling on the ground is fulfilled by arranging the buffer rubber 23 and the second spring 22, the damage is prevented, in the using process of the arc and harmonic elimination line and overvoltage protection comprehensive device, the fan 7 is arranged, the fan 7 has a blowing function, the left fan 7 blows air to radiate the, the right side fan 7 does benefit to the inside air flow of box 1 with the inside air escape of box 1, and the heat dissipation of being convenient for plays the purpose that plays moisture and impurity in the filtered air through being provided with active carbon filter screen 6, prevents to influence 1 inner structure work of box.
Claims (7)
1. The utility model provides an arc extinction harmonic elimination route selection and overvoltage protection integrated device, includes box (1), its characterized in that: the improved structure of the solar water heater is characterized in that a cavity (16) is formed in the box body (1), a connecting rod (11) is fixedly connected to the inner wall of the cavity (16), a supporting plate (4) is connected to the surface of the connecting rod (11) in a sliding mode, a first spring (15) is fixedly mounted on the surface of the supporting plate (4), the surface of the first spring (15) winds the surface of the connecting rod (11), a sliding block (10) is fixedly connected to the other end of the first spring (15), the surface of the sliding block (10) slides on the surface of the connecting rod (11), a pull belt (12) is fixedly connected to the surface of the sliding block (10), a pull groove (3) is formed in the top end of the box body (1), a pulley (14) is fixedly mounted on the inner wall of the pull groove (3), the surface of the pull belt (12) slides on the surface of the pulley (14), the top fixedly connected with couple (13) of disc (2), the bottom fixedly connected with stand (9) of box (1), the bottom fixedly connected with stopper (20) of stand (9), the surface of stopper (20) is provided with round case (8), through-hole (18) have been seted up on the surface of box (1), the inner wall of through-hole (18) is pegged graft and is had square frame (5).
2. An arc and harmonic elimination and overvoltage protection integrated device according to claim 1, wherein: the inner wall fixed mounting of circle case (8) has second spring (22), the one end of second spring (22) and the bottom fixed connection of stopper (20), the surface of stopper (20) slides at the inner wall of circle case (8).
3. An arc and harmonic elimination and overvoltage protection integrated device according to claim 1, wherein: the number of the round boxes (8) is four, the bottom end of each round box (8) is fixedly connected with a bearing plate (21), and the bottom end of each bearing plate (21) is fixedly provided with buffer rubber (23).
4. An arc and harmonic elimination and overvoltage protection integrated device according to claim 1, wherein: the number of the through holes (18) is two, the number of the square frames (5) is two, and the surface of each square frame (5) is in threaded connection with a bolt.
5. An arc and harmonic elimination and overvoltage protection integrated device according to claim 1, wherein: the inner wall fixed mounting of square frame (5) has active carbon filter screen (6), the inner wall fixedly connected with cradling piece (19) of square frame (5).
6. An arc and harmonic elimination and overvoltage protection integrated device according to claim 5, wherein: the number of the support rods (19) is four, the fans (7) are fixedly mounted at one ends of the support rods (19), and the number of the fans (7) is two.
7. An arc and harmonic elimination and overvoltage protection integrated device according to claim 1, wherein: and an electric element (17) is fixedly arranged on the inner wall of the box body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021169878.5U CN212277927U (en) | 2020-06-22 | 2020-06-22 | Arc extinction harmonic elimination route selection and overvoltage protection integrated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021169878.5U CN212277927U (en) | 2020-06-22 | 2020-06-22 | Arc extinction harmonic elimination route selection and overvoltage protection integrated device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212277927U true CN212277927U (en) | 2021-01-01 |
Family
ID=73883058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021169878.5U Expired - Fee Related CN212277927U (en) | 2020-06-22 | 2020-06-22 | Arc extinction harmonic elimination route selection and overvoltage protection integrated device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212277927U (en) |
-
2020
- 2020-06-22 CN CN202021169878.5U patent/CN212277927U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210101 |
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| CF01 | Termination of patent right due to non-payment of annual fee |