CN210272216U - Circuit breaker convenient to maintenance - Google Patents
Circuit breaker convenient to maintenance Download PDFInfo
- Publication number
- CN210272216U CN210272216U CN201921742210.2U CN201921742210U CN210272216U CN 210272216 U CN210272216 U CN 210272216U CN 201921742210 U CN201921742210 U CN 201921742210U CN 210272216 U CN210272216 U CN 210272216U
- Authority
- CN
- China
- Prior art keywords
- circuit breaker
- groove
- heat dissipation
- draw
- fixture block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000012423 maintenance Methods 0.000 title claims abstract description 8
- 230000017525 heat dissipation Effects 0.000 claims description 38
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 15
- 239000000741 silica gel Substances 0.000 claims description 15
- 229910002027 silica gel Inorganic materials 0.000 claims description 15
- 239000011324 bead Substances 0.000 claims description 2
- 229920001296 polysiloxane Polymers 0.000 claims description 2
- 230000005855 radiation Effects 0.000 claims 1
- 238000001125 extrusion Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 3
- 239000000284 extract Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
Images
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a circuit breaker convenient to maintenance, including circuit breaker casing, fixing base, the draw-in groove has been seted up to the bottom center department both sides of circuit breaker casing, the interior table wall that the bottom center department of circuit breaker casing was kept away from to the draw-in groove is provided with three flexible pipe, and is three the inside of flexible pipe all is provided with "T" shape pole, the tip of "T" shape pole is through table wall elastic connection in the bottom of first spring with flexible pipe, the extension end fixed mounting of "T" shape pole has circular spacing pearl. The utility model discloses in, utilize fixture block cooperation draw-in groove to carry out the block, circular spacing pearl and semicircle spacing groove carry out the joint, and arc elastic plate plays the extrusion simultaneously for the fixture block firmly fixes in the draw-in groove, and during the dismantlement, direct pulling pin makes circular spacing pearl break away from the semicircle spacing groove, extracts the draw-in groove with the fixture block again, has realized the quick installation and the dismantlement of circuit breaker, the maintenance of the circuit breaker of being convenient for.
Description
Technical Field
The utility model relates to a circuit breaker technical field especially relates to a circuit breaker convenient to maintenance.
Background
The circuit breaker is a switching device capable of closing, carrying and breaking a current under a normal circuit condition and closing, carrying and breaking a current under an abnormal circuit condition within a predetermined time, and is divided into a high-voltage circuit breaker and a low-voltage circuit breaker according to the use range thereof, and the division of the high-voltage and low-voltage boundary lines is relatively fuzzy, and generally called a high-voltage electric appliance with a voltage of 3kV or more.
However, the existing circuit breaker still has some disadvantages, firstly, the existing circuit breaker is usually fixedly installed on the fixing plate through screws, when a circuit goes wrong, the circuit breaker is dismounted by using a corresponding tool, time and labor are wasted in the dismounting process, the circuit breaker is inconvenient to maintain, secondly, the circuit breaker can generate heat in the using process, the heat dissipation effect of the existing heat radiator is not obvious, the aging of internal elements is easily caused, and the service life of the circuit breaker is shortened.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the circuit breaker convenient to maintain is provided for solving the problems that the circuit breaker is inconvenient to disassemble and the heat dissipation effect is not obvious.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a circuit breaker convenient to maintain comprises a circuit breaker shell and a fixed seat, wherein clamping grooves are formed in two sides of the center of the bottom end of the circuit breaker shell, the inner surface wall of the clamping groove far away from the center of the bottom end of the breaker shell is provided with three telescopic pipes, T-shaped rods are arranged inside the three telescopic pipes, the end part of the T-shaped rod is elastically connected with the inner surface wall of the bottom of the telescopic tube through a first spring, a round limiting ball is fixedly arranged at the extending end of the T-shaped rod, a pulling pin is arranged at the end part of the T-shaped rod and positioned in the first spring, the other inner surface wall of the clamping groove is provided with an arc-shaped elastic plate, the center of the arc-shaped curved surface of the arc-shaped elastic plate is elastically connected with the inner surface wall of the clamping groove through a second spring, the fixture block is arranged on two sides of the center of the upper end face of the fixing seat, and a semicircular limiting groove is formed in the side wall, away from the center of the fixing seat, of the fixture block.
As a further description of the above technical solution:
and heat dissipation fans are arranged on the front end face and the rear end face of the breaker shell.
As a further description of the above technical solution:
and rectangular heat dissipation holes are uniformly arranged on two sides of the heat dissipation fan.
As a further description of the above technical solution:
the upper end face of an element inside the breaker shell is provided with a heat dissipation silica gel plate, and the upper end face and the lower end face of the heat dissipation silica gel plate are both arranged to be semicircular bulges.
As a further description of the above technical solution:
and the upper end surface of the heat dissipation silica gel plate is bonded with heat dissipation fins.
As a further description of the above technical solution:
the front end surface of the internal element of the breaker shell is provided with a concave heat-conducting fin.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, through the setting of draw-in groove, semicircle spacing groove, fixture block, circular spacing pearl, arc elastic plate, utilize fixture block cooperation draw-in groove to carry out the block, circular spacing pearl and semicircle spacing groove carry out the joint, and arc elastic plate plays the extrusion simultaneously for the fixture block is firmly fixed in the draw-in groove, and during the dismantlement, directly the pulling pin makes circular spacing pearl break away from the semicircle spacing groove, extracts the draw-in groove with the fixture block again, has realized the quick installation and the dismantlement of circuit breaker, the maintenance of the circuit breaker of being convenient for.
2. The utility model discloses in, through the setting of heat dissipation fan, rectangle louvre, radiating silica gel piece, radiating fin and "concave" shape conducting strip, utilize the radiating silica gel piece with heat conduction to radiating fin and "concave" shape silica gel piece on, prevent simultaneously that radiating fin and "concave" shape silica gel piece from carrying out the rigid contact with the inner member, use through the cooperation of heat dissipation fan and rectangle louvre, blow off the inside heat of circuit breaker inside the casing, prolonged the life of circuit breaker.
Drawings
Fig. 1 shows a schematic front view structure provided according to an embodiment of the present invention;
fig. 2 shows an enlarged schematic view of a part a provided according to an embodiment of the present invention;
fig. 3 shows a schematic structural view of a front cross-sectional view provided according to an embodiment of the present invention;
fig. 4 is a schematic diagram illustrating an internal structure of a telescopic tube according to an embodiment of the present invention;
illustration of the drawings:
1. a circuit breaker housing; 2. a fixed seat; 3. a telescopic pipe; 4. pulling the pin; 5. an arc-shaped elastic plate; 6. a second spring; 7. a heat dissipation fan; 8. rectangular heat dissipation holes; 9. a heat dissipation silica gel plate; 10. a heat dissipating fin; 11. a concave heat-conducting fin; 101. a card slot; 201. a clamping block; 202. a semicircular limiting groove; 301. a "T" shaped rod; 302. a first spring; 303. circular spacing pearl.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a circuit breaker convenient to maintain comprises a circuit breaker shell 1 and a fixed seat 2, wherein clamping grooves 101 are formed in two sides of the bottom center of the circuit breaker shell 1, three telescopic pipes 3 are arranged on the inner surface wall, away from the bottom center of the circuit breaker shell 1, of the clamping grooves 101, T-shaped rods 301 are arranged in the three telescopic pipes 3, the T-shaped rods 301 can perform telescopic motion in the telescopic pipes 3, the end portions of the telescopic T-shaped rods 301 are elastically connected with the inner surface wall at the bottom of the telescopic pipes 3 through first springs 302, the T-shaped rods 301 can be enabled to reset under the action of the first springs 302, round limiting balls 303 are fixedly arranged at the extending ends of the T-shaped rods 301, pull pins 4 are arranged at the end portions of the T-shaped rods 301 and in the first springs 302, an arc-shaped elastic plate 5 is arranged on the other inner surface wall of the clamping grooves 101, the center of the arc-shaped curved surface of the arc-shaped elastic plate 5 is elastically connected with the inner surface wall of the clamping grooves 101 through second, the arc elastic plate 5 and the fixture block 201 elastically extrude to generate friction force, the fixture block 201 is arranged on two sides of the center of the upper end face of the fixing seat 2, the fixture block 201 is far away from the side wall of the center of the fixing seat 2, the semicircular limiting groove 202 is formed in the side wall of the fixing seat 201, and the fixture block 201 is limited in the clamping groove 101 through the matched clamping of the circular limiting ball 303 and the semicircular limiting groove 202.
Specifically, as shown in fig. 1, the front and rear end surfaces of the circuit breaker housing 1 are provided with heat dissipation fans 7, and both sides of the heat dissipation fans 7 are provided with rectangular heat dissipation holes 8 which are uniformly arranged, so that the heat dissipation fans 7 can blow the heat inside the circuit breaker housing 1 to the outside through the rectangular heat dissipation holes 8.
Specifically, as shown in fig. 3, a heat dissipation silica gel plate 9 is disposed on an upper end surface of an element inside the circuit breaker housing 1, upper and lower end surfaces of the heat dissipation silica gel plate 9 are both provided with semicircular protrusions, and the heat dissipation silica gel plate 9 can absorb a part of heat of the internal element and prevent the internal element from being in rigid contact with a metal material.
Specifically, as shown in fig. 3, heat dissipation fins 10 are bonded to the upper end surface of the heat dissipation silicone plate 9, and the internal components are conducted and dissipated through the heat dissipation fins 10.
Specifically, as shown in fig. 3, a "concave" heat conduction fin 11 is provided on a front end surface of the internal component of the circuit breaker case 1, and the internal component is cooled by the "concave" heat conduction fin 11.
The working principle is as follows: when the heat dissipation device is used, the pull pin 4 is pulled, the clamping block 201 is pushed into the clamping groove 101, the pull pin 4 is loosened, the first spring 302 extends to drive the T-shaped rod 301 to extend towards the outside of the telescopic pipe 3 to drive the circular limiting bead 303 to be clamped with the semicircular limiting groove 202, meanwhile, elastic extrusion is generated between the clamping block 201 and the arc-shaped elastic plate 5, so that the second spring 6 and the arc-shaped elastic plate 5 give extrusion friction force to the clamping block 201, when the heat dissipation device is disassembled, the pull pin 4 is pulled again to pull the clamping block 201 out of the clamping groove 101, and therefore rapid installation and disassembly between the breaker shell 1 and a fixed plate are achieved, heat generated in the using process of the breaker is conducted to the heat dissipation fins 10 and the concave heat conduction fins 11 through the heat dissipation silica gel plate 9, the heat of elements in the breaker shell 1 is reduced, the heat dissipation fan 7 blows the heat out of the breaker shell 1 through the rectangular 8, and accordingly, The cooling is realized by the heat dissipation silica gel plate 9, the heat dissipation fins 10 and the internal elements, and the service life of the circuit breaker is prolonged.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The circuit breaker convenient to maintain comprises a circuit breaker shell (1) and a fixed seat (2) and is characterized in that clamping grooves (101) are formed in two sides of the center of the bottom end of the circuit breaker shell (1), three telescopic pipes (3) are arranged on the inner surface wall, far away from the center of the bottom end of the circuit breaker shell (1), of each clamping groove (101), T-shaped rods (301) are arranged inside the three telescopic pipes (3), the end portions of the T-shaped rods (301) are elastically connected with the inner surface wall of the bottom of each telescopic pipe (3) through first springs (302), round limiting beads (303) are fixedly mounted at the extending ends of the T-shaped rods (301), pull pins (4) are arranged at the end portions of the T-shaped rods (301) and inside the first springs (302), and arc-shaped elastic plates (5) are arranged on the other inner surface wall of the clamping grooves (101), arc curved surface center department of arc elastic plate (5) is through the interior table wall elastic connection of second spring (6) with draw-in groove (101), the up end center department both sides of fixing base (2) are provided with fixture block (201), semicircle spacing groove (202) have been seted up to the lateral wall that fixing base (2) center department was kept away from in fixture block (201).
2. A circuit breaker facilitating maintenance according to claim 1, wherein the front and rear end faces of the circuit breaker case (1) are provided with heat radiation fans (7).
3. A circuit breaker facilitating maintenance according to claim 2, wherein both sides of the heat dissipation fan (7) are provided with rectangular heat dissipation holes (8) arranged uniformly.
4. The circuit breaker convenient to maintain according to claim 1, characterized in that the upper end surface of the element inside the circuit breaker casing (1) is provided with a heat dissipation silica gel plate (9), and the upper and lower end surfaces of the heat dissipation silica gel plate (9) are both provided with semicircular protrusions.
5. The circuit breaker convenient to maintain as claimed in claim 4, wherein the upper end face of the heat dissipation silicone plate (9) is bonded with heat dissipation fins (10).
6. A service-friendly circuit breaker as claimed in claim 1, characterized in that the front face of the internal components of the circuit breaker casing (1) is provided with "concave" shaped heat-conducting fins (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921742210.2U CN210272216U (en) | 2019-10-17 | 2019-10-17 | Circuit breaker convenient to maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921742210.2U CN210272216U (en) | 2019-10-17 | 2019-10-17 | Circuit breaker convenient to maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210272216U true CN210272216U (en) | 2020-04-07 |
Family
ID=70020515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921742210.2U Expired - Fee Related CN210272216U (en) | 2019-10-17 | 2019-10-17 | Circuit breaker convenient to maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210272216U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113178787A (en) * | 2021-05-14 | 2021-07-27 | 台州安耐杰电力设备有限公司 | Phase control reactor type dynamic reactive power compensation device |
-
2019
- 2019-10-17 CN CN201921742210.2U patent/CN210272216U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113178787A (en) * | 2021-05-14 | 2021-07-27 | 台州安耐杰电力设备有限公司 | Phase control reactor type dynamic reactive power compensation device |
| CN113178787B (en) * | 2021-05-14 | 2022-02-01 | 台州安耐杰电力设备有限公司 | Phase control reactor type dynamic reactive power compensation device |
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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: 20200407 |
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| CF01 | Termination of patent right due to non-payment of annual fee |