CN210837499U - Connecting structure of circuit breaker inside capacitor - Google Patents
Connecting structure of circuit breaker inside capacitor Download PDFInfo
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- CN210837499U CN210837499U CN201921915090.1U CN201921915090U CN210837499U CN 210837499 U CN210837499 U CN 210837499U CN 201921915090 U CN201921915090 U CN 201921915090U CN 210837499 U CN210837499 U CN 210837499U
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Abstract
The utility model discloses a connecting structure of a capacitor internal circuit breaker, which comprises a capacitor shell, wherein a mounting plate is fixed on the capacitor shell, a circuit board is fixed on the mounting plate, the circuit breaker is arranged on the circuit board, a mounting bottom plate is fixed on the circuit board, a first extending part and a second extending part are respectively arranged on two sides of the mounting bottom plate, a middle sliding groove is arranged at the bottom of the circuit breaker, the first extending part and the second extending part are arranged in the middle sliding groove, a fixed limiting strip is arranged below the first extending part, and a movable limiting mechanism is arranged below the second extending part; the movable limiting mechanism comprises a movable limiting strip and a first spring, a side sliding groove is formed in one side of the middle sliding groove, a first limiting ring is arranged on the side sliding groove, a second limiting ring is arranged in the movable limiting strip, one end of the first spring is clamped on the first limiting ring, and the other end of the first spring is clamped on the second limiting ring. The utility model discloses make the easier dismouting of the circuit breaker in the condenser to the in-process difficult damage circuit board at the dismouting.
Description
Technical Field
The utility model relates to a condenser structural design field especially relates to a connection structure of inside circuit breaker of condenser.
Background
The intelligent reactive compensation capacitor is a new generation reactive compensation device applied to a 0.4KV low-voltage power grid, and comprises a CPU (Central processing Unit) measurement and control unit, a no-inrush-current switching switch, a protection device and two (△ type) or one (Y type) low-voltage self-healing power capacitors to form an independent and complete intelligent compensation unit, so that the automatic reactive compensation device formed by assembling various dispersed devices of an intelligent reactive controller, a fuse (or a micro-break), a circuit breaker, a thermal relay indicator light and a low-voltage power capacitor is replaced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a connection structure of inside circuit breaker of condenser, the utility model discloses make the easier dismouting of circuit breaker in the condenser to the in-process difficult damage circuit board at the dismouting.
In order to achieve the above object, the utility model provides a following technical scheme: a connecting structure of a circuit breaker inside a capacitor comprises a capacitor shell, wherein a mounting plate is fixed on the capacitor shell, a circuit board is fixed on the mounting plate, the circuit breaker is arranged on the circuit board, a mounting bottom plate is fixed on the circuit board, a first extending part and a second extending part are arranged on two sides of the mounting bottom plate respectively and are symmetrically arranged, a middle sliding groove is formed in the bottom of the circuit breaker, the first extending part and the second extending part are arranged in the middle sliding groove, a fixed limiting strip is arranged below the first extending part, and a movable limiting mechanism is arranged below the second extending part; the movable limiting mechanism comprises a movable limiting strip and a first spring, a side sliding groove is formed in one side, corresponding to the second extending portion, of the middle sliding groove, the movable limiting strip and the first spring are arranged in the side sliding groove, a first limiting ring is arranged on the inner wall of the side sliding groove, a second limiting ring is arranged on the inner side of the movable limiting strip, one end of the first spring is clamped on the first limiting ring, the other end of the first spring is clamped on the second limiting ring, and the movable limiting strip slides along the side sliding groove under the action of the first spring and abuts against the second extending portion.
Preferably, a buffer plate is arranged between the mounting base plate and the circuit board, and the mounting base plate, the buffer plate and the circuit board are fixed through screws.
Preferably, the mounting base plate is provided with a positioning mechanism acting on the circuit breaker, the positioning mechanism comprises a fixed base, a movable pipe, a positioning steel ball and a second spring, mounting grooves are formed in the mounting base plate and the buffer plate, the fixed base is embedded in the mounting grooves, the movable pipe penetrates through the top of the fixed base, and the second spring is arranged between the fixed base and the movable pipe; the positioning steel ball is arranged in the moving pipe, the top of the positioning steel ball extends out of the moving pipe, two fixing rings are arranged at the upper part of the moving pipe, and the two fixing rings are abutted against the outer surface of the positioning steel ball; and the bottom of the circuit breaker is provided with a positioning groove matched with the positioning steel ball.
Preferably, the bottom of the circuit breaker is provided with a track groove intersecting with the positioning groove, and the extending direction of the track groove is the same as that of the middle sliding groove.
Preferably, a magnet acting on the positioning steel ball is further installed in the positioning groove.
Preferably, an upward bending part is arranged between the first extending part and the mounting bottom plate.
Preferably, the first extending part and the second extending part are both provided with anti-slip coatings.
The utility model discloses a technological effect and advantage:
1. the utility model discloses the fixed mounting plate who has first extension and second extension on the circuit board, the middle part spout is seted up to the bottom of circuit breaker, and first extension and second extension set up in the middle part spout, and the circuit breaker can slide on first extension and second extension. The bottom of circuit breaker is equipped with the fixed stop bar that acts on first extension and acts on the movable stop gear of second extension, play support and guide effect to first extension through fixed stop bar, movable stop gear plays support and guide effect to the second extension, wherein, movable stop gear provides elasticity to movable stop bar through first spring, release movable stop bar and extrude the second extension, with this support and guide effect to the second extension of realization, and movable stop gear can make the compensation according to the interval automation of first extension and second extension, can reduce the machining precision, thereby reduce manufacturing cost, and the circuit breaker slidable sets up on mounting plate, the dismouting is very convenient, and the circuit breaker is not installed on the circuit board, the circuit board has been avoided the dismouting in-process damage.
2. The utility model discloses set up the buffer board between mounting plate and circuit board, make mounting plate and circuit board realize the soft contact, prevent that mounting plate from crushing the circuit board.
3. The utility model discloses set up the positioning mechanism who acts on the circuit breaker on mounting plate, when slipping into the circuit breaker on mounting plate, positioning mechanism's second spring will remove the pipe ejecting, and the top of removing the pipe has the location steel ball, and the constant head tank of location steel ball embedding circuit breaker bottom realizes the fixed of circuit breaker, can strengthen the fixed effect of circuit breaker, prevents that the circuit breaker from producing the skew in the use of condenser. Meanwhile, when the breaker is disassembled, the positioning steel ball can be separated from the positioning groove only by pushing the breaker slightly hard, so that the breaker can slide out, the disassembly of the breaker is realized, and the operation is very convenient.
4. The utility model discloses the bottom of circuit breaker is equipped with the crossing orbit groove with the constant head tank, and the orbit groove plays the guide effect to the location steel ball to play certain limiting displacement to the circuit breaker, make the gliding in-process of circuit breaker more steady.
5. The utility model discloses install the magnet in the constant head tank, after the circuit breaker slided into mounting plate and location, the magnet held the location steel ball to the location effect of reinforcing location steel ball.
6. The utility model discloses be equipped with ascending portion of bending between first extension and the mounting plate, raise the circuit breaker through the portion of bending, avoid the circuit breaker to contact with the circuit board and hinder the slip of circuit breaker.
7. The utility model discloses all be equipped with anti-skid coating on first extension and the second extension, strengthen frictional force between first extension and the fixed spacing and the frictional force between second extension and the movable spacing through anti-skid coating to prevent that the circuit breaker from installing to accomplish the back because of vibrations produce the skew, improve the fixed effect of circuit breaker.
Drawings
FIG. 1 is a schematic diagram of a circuit breaker mounted on a capacitor;
fig. 2 is a front view of the circuit breaker mounted on a capacitor;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is a schematic structural view of the movable position-limiting mechanism;
FIG. 5 is a schematic structural view of the positioning mechanism;
fig. 6 is a bottom view of the circuit breaker of the present invention.
In the figure: 1. a capacitor case; 2. mounting a plate; 3. a circuit board; 4. mounting a bottom plate; 5. a circuit breaker; 6. a middle sliding chute; 7. a first extension portion; 8. a second extension portion; 9. fixing a limiting strip; 10. a movable limiting mechanism; 11. a positioning mechanism; 12. a buffer plate; 13. a bending part; 14. an anti-slip coating; 15. a side chute; 16. a movable limit strip; 17. a first spring; 18. a first limit ring; 19. a second stop collar; 20. Mounting grooves; 21. a fixed base; 22. moving the tube; 23. a second spring; 24. a fixing ring; 25. positioning a steel ball; 26. positioning a groove; 27. a magnet; 28. a track groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a connection structure of inside circuit breaker of condenser as shown in attached figure 1-6, including capacitor case 1, be fixed with mounting panel 2 on the capacitor case 1, be fixed with circuit board 3 on the mounting panel 2, be equipped with buffer board 12 between mounting plate 4 and the circuit board 3, mounting plate 4, buffer board 12 and circuit board 3 are fixed through the screw, make mounting plate 4 and circuit board 3 realize the soft contact through buffer board 12, prevent that mounting plate 4 from crushing circuit board 3. The circuit breaker 5 is arranged on the circuit board 3, the circuit board 3 is fixedly provided with an installation base plate 4, two sides of the installation base plate 4 are respectively provided with a first extension part 7 and a second extension part 8, the first extension part 7 and the second extension part 8 are symmetrically arranged, the bottom of the circuit breaker 5 is provided with a middle sliding groove 6, the first extension part 7 and the second extension part 8 are arranged in the middle sliding groove 6, a fixed limiting strip 9 is arranged below the first extension part 7, and a movable limiting mechanism 10 is arranged below the second extension part 8; the movable limiting mechanisms 10 are two or more than two, each movable limiting mechanism 10 comprises a movable limiting strip 16 and a first spring 17, a side sliding groove 15 is formed in one side, corresponding to the second extending portion 8, of the middle sliding groove 6, each movable limiting strip 16 and the corresponding first spring 17 are arranged in the corresponding side sliding groove 15, a first limiting ring 18 is arranged on the inner wall of each side sliding groove 15, a second limiting ring 19 is arranged on the inner side of each movable limiting strip 16, one end of each first spring 17 is clamped on the corresponding first limiting ring 18, the other end of each first spring 17 is clamped on the corresponding second limiting ring 19, and each movable limiting strip 16 slides along the corresponding side sliding groove 15 under the action of the corresponding first spring 17 and abuts against the corresponding second extending portion 8.
As shown in fig. 5 and 6, a positioning mechanism 11 acting on the circuit breaker 5 is arranged on the mounting base plate 4, the positioning mechanism 11 includes a fixed base 21, a movable tube 22, a positioning steel ball 25 and a second spring 23, the mounting base plate 4 and the buffer plate 12 are provided with a mounting groove 20, the fixed base 21 is embedded in the mounting groove 20, the movable tube 22 is arranged at the top of the fixed base 21 in a penetrating manner, the second spring 23 is arranged between the fixed base 21 and the movable tube 22, and the movable tube 22 can be formed by welding two symmetrical semicircular tubes; the positioning steel ball 25 is arranged in the moving pipe 22, the top of the positioning steel ball 25 extends out of the moving pipe 22, two fixing rings 24 are arranged at the upper part of the moving pipe 22, and the two fixing rings 24 are abutted against the outer surface of the positioning steel ball 25; and a positioning groove 26 matched with the positioning steel ball 25 is arranged at the bottom of the breaker 5. When the circuit breaker 5 slides into the installation bottom plate 4, the second spring 23 of the positioning mechanism 11 ejects the moving pipe 22 out, the positioning steel ball 25 at the top of the moving pipe 22 is embedded into the positioning groove 26 at the bottom of the circuit breaker 5 to fix the circuit breaker 5, so that the fixing effect of the circuit breaker 5 can be enhanced, and the circuit breaker 5 is prevented from deviating in the use process of the capacitor. Meanwhile, when the breaker 5 is disassembled, the positioning steel ball 25 can be separated from the positioning groove 26 by pushing the breaker 5 slightly hard, so that the breaker 5 can slide out of the breaker 5, the disassembly of the breaker 5 is realized, and the operation is very convenient. The bottom of circuit breaker 5 is equipped with the crossing orbit groove 28 with constant head tank 26, and the degree of depth of orbit groove 28 is less than constant head tank 26, and the extending direction of orbit groove 28 is the same with the extending direction of middle part spout 6, and orbit groove 28 plays the guide effect to location steel ball 25 to play certain limiting displacement to circuit breaker 5, make the gliding in-process of circuit breaker 5 more steady. And a magnet 27 acting on the positioning steel ball 25 is further installed in the positioning groove 26, and when the breaker 5 slides into the installation bottom plate 4 and is positioned, the magnet 27 attracts the positioning steel ball 25, so that the positioning effect of the positioning steel ball 25 is enhanced.
As shown in fig. 3, an upward bending portion 13 is arranged between the first extending portion 7 and the mounting base plate 4, and the breaker 5 is lifted through the bending portion 13, so that the breaker 5 is prevented from contacting the circuit board 3 to block the sliding of the breaker 5.
As shown in fig. 3, the first extending portion 7 and the second extending portion 8 are both provided with an anti-slip coating 14, the anti-slip coating 14 is made of rubber, and the friction force between the first extending portion 7 and the fixed limiting strip 9 and the friction force between the second extending portion 8 and the movable limiting strip 16 are enhanced by the anti-slip coating 14, so that the circuit breaker 5 is prevented from being deviated due to vibration after being installed, and the fixing effect of the circuit breaker 5 is improved.
The working principle is as follows: the utility model discloses fixed mounting plate 4 that has first extension 7 and second extension 8 on circuit board 3, middle part spout 6 is seted up to circuit breaker 5's bottom, and first extension 7 and second extension 8 set up in middle part spout 6, and circuit breaker 5 can slide on first extension 7 and second extension 8. The bottom of the circuit breaker 5 is provided with a fixed stop bar 9 acting on the first extension 7 and a movable stop mechanism 10 acting on the second extension 8, the first extension part 7 is supported and guided by the fixed limit strip 9, the second extension part 8 is supported and guided by the movable limit mechanism 10, wherein, the movable limiting mechanism 10 provides elastic force to the movable limiting strip 16 through the first spring 17, pushes the movable limiting strip 16 out to extrude the second extending part 8, thereby realizing the supporting and guiding function to the second extending part 8, moreover, the movable limiting mechanism 10 can automatically make compensation according to the distance between the first extension part 7 and the second extension part 8, the processing precision can be reduced, thereby reducing the production cost, and the breaker 5 can be arranged on the mounting bottom plate 4 in a sliding way, the assembly and disassembly are very convenient, and circuit breaker 5 is not installed on circuit board 3, has avoided the dismouting in-process to damage circuit board 3.
Claims (7)
1. The utility model provides a connection structure of inside circuit breaker of condenser, includes capacitor case (1), is fixed with mounting panel (2) on capacitor case (1), is fixed with circuit board (3) on mounting panel (2), circuit breaker (5) set up on circuit board (3), its characterized in that: a mounting base plate (4) is fixed on the circuit board (3), a first extending portion (7) and a second extending portion (8) are respectively arranged on two sides of the mounting base plate (4), the first extending portion (7) and the second extending portion (8) are symmetrically arranged, a middle sliding groove (6) is formed in the bottom of the circuit breaker (5), the first extending portion (7) and the second extending portion (8) are arranged in the middle sliding groove (6), a fixed limiting strip (9) is arranged below the first extending portion (7), and a movable limiting mechanism (10) is arranged below the second extending portion (8); the movable limiting mechanism (10) comprises a movable limiting strip (16) and a first spring (17), a side sliding groove (15) is formed in one side, corresponding to the second extending portion (8), of the middle sliding groove (6), the movable limiting strip (16) and the first spring (17) are arranged in the side sliding groove (15), a first limiting ring (18) is arranged on the inner wall of the side sliding groove (15), a second limiting ring (19) is arranged on the inner side of the movable limiting strip (16), one end of the first spring (17) is clamped on the first limiting ring (18), the other end of the first spring (17) is clamped on the second limiting ring (19), and the movable limiting strip (16) slides along the side sliding groove (15) under the action of the first spring (17) and abuts against the second extending portion (8).
2. A connection structure of an internal circuit breaker for capacitors as claimed in claim 1, wherein: a buffer plate (12) is arranged between the mounting base plate (4) and the circuit board (3), and the mounting base plate (4), the buffer plate (12) and the circuit board (3) are fixed through screws.
3. A connection structure of an internal circuit breaker for capacitors as claimed in claim 2, wherein: the breaker positioning device is characterized in that a positioning mechanism (11) acting on the breaker (5) is arranged on the mounting base plate (4), the positioning mechanism (11) comprises a fixed base (21), a movable pipe (22), a positioning steel ball (25) and a second spring (23), mounting grooves (20) are formed in the mounting base plate (4) and the buffer plate (12), the fixed base (21) is embedded in the mounting grooves (20), the movable pipe (22) penetrates through the top of the fixed base (21), and the second spring (23) is arranged between the fixed base (21) and the movable pipe (22); the positioning steel ball (25) is arranged in the moving pipe (22), the top of the positioning steel ball (25) extends out of the moving pipe (22), two fixing rings (24) are arranged at the upper part of the moving pipe (22), and the two fixing rings (24) are abutted against the outer surface of the positioning steel ball (25); and a positioning groove (26) matched with the positioning steel ball (25) is arranged at the bottom of the circuit breaker (5).
4. A connection structure of an internal circuit breaker for capacitors as claimed in claim 3, wherein: the bottom of circuit breaker (5) is equipped with track groove (28) crossing with constant head tank (26), and the extending direction in track groove (28) is the same with the extending direction of middle part spout (6).
5. A connection structure of an internal circuit breaker for capacitors as claimed in claim 3, wherein: and a magnet (27) acting on the positioning steel ball (25) is also arranged in the positioning groove (26).
6. A connection structure of an internal circuit breaker for capacitors as claimed in claim 1, wherein: an upward bending part (13) is arranged between the first extending part (7) and the mounting bottom plate (4).
7. A connection structure of an internal circuit breaker for capacitors as claimed in claim 1, wherein: the first extending part (7) and the second extending part (8) are both provided with an anti-slip coating (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921915090.1U CN210837499U (en) | 2019-11-07 | 2019-11-07 | Connecting structure of circuit breaker inside capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921915090.1U CN210837499U (en) | 2019-11-07 | 2019-11-07 | Connecting structure of circuit breaker inside capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210837499U true CN210837499U (en) | 2020-06-23 |
Family
ID=71258405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921915090.1U Active CN210837499U (en) | 2019-11-07 | 2019-11-07 | Connecting structure of circuit breaker inside capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210837499U (en) |
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2019
- 2019-11-07 CN CN201921915090.1U patent/CN210837499U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.30 Sulu Avenue, Sulu village, Liushi Town, Yueqing City, Wenzhou City, Zhejiang Province 325000 Patentee after: Zhejiang Huatong intelligent capacitor Technology Co.,Ltd. Address before: No.30 Sulu Avenue, Sulu village, Liushi Town, Yueqing City, Wenzhou City, Zhejiang Province 325000 Patentee before: Wenzhou Huatong intelligent capacitor Technology Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |