CN220065548U - Insulating cylinder of SF6 circuit breaker - Google Patents
Insulating cylinder of SF6 circuit breaker Download PDFInfo
- Publication number
- CN220065548U CN220065548U CN202321409297.8U CN202321409297U CN220065548U CN 220065548 U CN220065548 U CN 220065548U CN 202321409297 U CN202321409297 U CN 202321409297U CN 220065548 U CN220065548 U CN 220065548U
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- CN
- China
- Prior art keywords
- contact
- arc
- barrel
- circuit breaker
- cylinder
- 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.)
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Links
- 230000003068 static effect Effects 0.000 claims abstract description 22
- 230000008033 biological extinction Effects 0.000 claims abstract description 13
- 239000012528 membrane Substances 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims abstract description 7
- 239000004033 plastic Substances 0.000 claims description 11
- 239000007921 spray Substances 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 7
- 235000014676 Phragmites communis Nutrition 0.000 claims description 4
- 229910018503 SF6 Inorganic materials 0.000 claims description 2
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 claims description 2
- 229960000909 sulfur hexafluoride Drugs 0.000 claims description 2
- 238000007789 sealing Methods 0.000 description 7
- 230000005611 electricity Effects 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Landscapes
- Circuit Breakers (AREA)
Abstract
The utility model discloses an SF 6 The utility model provides an insulating cylinder of circuit breaker, belongs to circuit breaker technical field, and including barrel, mounting panel, quiet arc connect electric component and arc extinction control assembly, barrel rubber material as an organic whole, the mounting panel is installed in the barrel bottom, installs the rupture membrane between mounting panel and the barrel, installs the adsorber on the mounting panel, and the adsorber sets up in the barrel, quiet arc connects electric component and goes outThe arc control assembly is arranged in the cylinder, the static arc connection assembly is arranged at the top of the arc extinction control assembly, and the static arc connection assembly comprises an upper connector lug, a contact support, a contact finger and a static arc contact, wherein the contact support is arranged on the inner wall of the cylinder.
Description
Technical Field
The utility model relates to an SF 6 An insulating cylinder of a circuit breaker belongs to the technical field of circuit breakers.
Background
The circuit breaker is a switching device capable of closing, carrying and breaking current under normal or abnormal loop conditions, and can be used for distributing electric energy, starting an asynchronous motor infrequently, protecting a power line, the motor and the like, and SF 6 The circuit breaker is formed by SF 6 The gas is a circuit breaker of an insulating medium. It belongs to the air-blown circuit breaker with the air circuit breaker, and the difference lies in: (1) the working air pressure is lower; (2) during the arc blowing process, the gas is not discharged to the atmosphere, but is recycled in a closed system, and is commonly SF 6 The breaker is matched with the insulating cylinder, so that higher requirements are imposed on the tightness of the insulating cylinder, the tightness of the common insulating cylinder needs to be improved, and therefore, an SF is needed at present 6 The insulating cylinder of the circuit breaker helps to solve the above problems.
Disclosure of Invention
The present utility model aims to solve the above problems by providing an SF 6 The insulating cylinder of the circuit breaker is characterized in that the cylinder body is made of an integrated rubber material, the bottom of the insulating cylinder is provided with the explosion-proof membrane in a sealing manner, and the outer side of the upper connector lug is attached to the clamping groove at the top of the cylinder body through the rubber ring, so that the inside of the cylinder body is in a complete sealing state, the sealing performance is superior, and the insulating cylinder is safe to use, and can play a good role in protecting by being matched with the explosion-proof membrane.
The utility model realizes the aim through the following technical proposal, an SF 6 The insulating cylinder of the circuit breaker comprises a cylinder body, a mounting plate, a static arc connection electric component and an arc extinction control component, wherein the cylinder body is made of an integrated rubber material, the mounting plate is arranged at the bottom of the cylinder body,install the rupture membrane between the mounting panel with the barrel, install the adsorber on the mounting panel, the adsorber sets up in the barrel, quiet arc connects the electric component with arc extinction control assembly all sets up in the barrel, quiet arc connects the electric component setting and is in arc extinction control assembly top.
Preferably, in order to facilitate connection of the breaker and the external circuit, the static arc connection assembly comprises an upper connector lug, a contact support, a contact finger and a static arc contact, and the contact support is mounted on the inner wall of the cylinder.
Preferably, in order to facilitate the setting of the static arc contact, the upper connector lug is arranged at the top of the contact support, the contact finger is arranged between the upper connector lug and the contact support, the contact finger is provided with a reed, and the static arc contact is arranged at the bottom of the upper connector lug.
Preferably, in order to ensure that the tightness of connection between the upper connector lug and the cylinder is good, a clamping groove is formed in the top of the cylinder, the upper connector lug is clamped in the clamping groove, a rubber ring is adhered to the outer side of the upper connector lug, and the rubber ring is tightly attached to the inner side of the clamping groove.
Preferably, in order to facilitate quick arc extinction when the power is connected, the arc extinction control assembly comprises a cylinder body, a support, a piston, a spray head, a plastic connecting plate, a main shaft welding plate and a crank arm.
Preferably, in order to facilitate the connection of the control arcing contact and the static arcing contact, the cylinder is mounted on the inner wall of the cylinder, the support is arranged at the top of the cylinder, the spray head is mounted in the support, the top of the spray head is arranged at the bottom of the static arcing contact, the contact pipe is clamped in the cylinder, the top of the contact pipe is provided with a sleeve, the outer side of the cylinder is provided with the arcing contact, and the arcing contact and the cylinder are all arranged in the support.
Preferably, in order to drive the contact tube to move through the linkage structure, the crank arm is installed on the inner wall of the cylinder body through a main shaft, the plastic connecting plate is rotatably installed at one end of the crank arm, one end of the plastic connecting plate is rotatably installed in the contact tube, and the main shaft welding plate is installed at one end of the main shaft and is arranged outside the cylinder body.
Preferably, in order to facilitate connection of the breaker with an external circuit, a lower connector lug is mounted on the contact tube, and the lower connector lug is arranged on the outer side of the cylinder.
The beneficial effects of the utility model are as follows: according to the utility model, the cylinder body is made of an integrated rubber material, the bottom is provided with the explosion-proof film in a sealing way, and the outer side of the upper connector lug is attached to the clamping groove at the top of the cylinder body through the rubber ring, so that the cylinder body is in a complete sealing state, the sealing performance is superior, a good protection effect can be achieved by matching with the explosion-proof film, and the use is safe.
Drawings
Fig. 1 is a front perspective view of the present utility model.
Fig. 2 is a rear perspective view of the present utility model.
Fig. 3 is an internal structural view of the present utility model.
Fig. 4 is a cross-sectional view of the present utility model.
In the figure: 1. a cylinder; 2. a mounting plate; 3. static arc connection assembly; 301. an upper connector lug; 302. a contact support; 303. a contact finger; 304. static arc contacts; 4. an arc extinguishing control assembly; 401. a cylinder; 402. a support; 403. a piston; 404. a spray head; 405. a plastic connecting plate; 406. a main shaft welding plate; 407. a crank arm; 408. a contact tube; 5. a reed; 6. a rubber ring; 7. a sleeve; 8. an arc contact; 9. a lower connector lug; 10. an explosion-proof membrane; 11. an adsorber.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to FIGS. 1-4, an SF 6 The insulating cylinder of the circuit breaker comprises a cylinder body 1, a mounting plate 2 and a static arc connection assembly3 and arc extinguishing control subassembly 4, barrel 1 rubber materials as an organic whole, mounting panel 2 are installed in barrel 1 bottom, install rupture membrane 10 between mounting panel 2 and the barrel 1, install adsorber 11 on the mounting panel 2, adsorber 11 sets up in barrel 1, quiet arc connects electric subassembly 3 and arc extinguishing control subassembly 4 all to set up in barrel 1, quiet arc connects electric subassembly 3 to set up at arc extinguishing control subassembly 4 top.
The static arc electricity connection assembly 3 comprises an upper connector lug 301, a contact support 302, a contact finger 303 and a static arc contact 304, wherein the contact support 302 is arranged on the inner wall of the cylinder body 1, the upper connector lug 301 is arranged at the top of the contact support 302, the contact finger 303 is arranged between the upper connector lug 301 and the contact support 302, a reed 5 is arranged on the contact finger 303, the static arc contact 304 is arranged at the bottom of the upper connector lug 301, a clamping groove is formed in the top of the cylinder body 1, the top of the upper connector lug 301 is clamped in the clamping groove, a rubber ring 6 is adhered to the outer side of the upper connector lug 301, and the rubber ring 6 is tightly attached to the inner side of the clamping groove.
In this embodiment, because barrel 1 is the rubber material of integral type, explosion-proof membrane 10 is installed to the bottom seal to go up connector lug 301 outside and laminating with barrel 1 top draw-in groove through rubber ring 6, consequently be in complete sealing state in the barrel 1, the leakproofness is superior, and cooperation explosion-proof membrane 10 can play good protective effect, safe in utilization.
As a technical optimization scheme of the present utility model, as shown in fig. 3 and 4, the arc extinguishing control assembly 4 includes a cylinder 401, a support 402, a piston 403, a spray head 404, a plastic connecting plate 405, a spindle welding plate 406 and a crank arm 407, wherein the cylinder 401 is mounted on the inner wall of the cylinder 1, the support 402 is disposed at the top of the cylinder 401, the spray head 404 is mounted in the support 402 and the top is disposed at the bottom of the static arc contact 304, a contact tube 408 is clamped in the cylinder 401, a sleeve 7 is mounted at the top of the contact tube 408, the outer side of the cylinder 1 is provided with an arc contact 8, both the arc contact 8 and the cylinder 1 are disposed in the support 402, the crank arm 407 is mounted on the inner wall of the cylinder 1 through a spindle, the plastic connecting plate 405 is rotatably mounted at one end of the crank arm 407, one end of the plastic connecting plate 405 is rotatably mounted in the contact tube 408, the spindle welding plate 406 is mounted at one end of the spindle and is disposed outside the cylinder 1, the contact tube 408 is provided with a lower connector 9, and the lower connector 9 is disposed outside the cylinder 1.
In this embodiment, through the cooperation of arc extinction control assembly 4 and quiet arc electricity connection assembly 3, can accomplish the electricity and accomplish the arc extinction processing fast when connecting, the security is good, and through bottom adsorber 11 want to blow in SF in barrel 1 when connecting 6 As shown in fig. 4, after the air pressure is increased, the contact tube 408 can move upwards and pull the plastic connecting plate 405 and the crank arm 407 to rotate and move adaptively, the contact tube 408 can move the cylinder 1, the arc contact 8 and the spray head 404 upwards, and the static arc contact 304 can generate an electric arc when coming into contact with the arc contact 8, so that the SF 6 The gas can quickly extinguish the generated arc, and the static arc contact 304 can be communicated after contacting the arc contact 8.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (8)
1. SF (sulfur hexafluoride) 6 The insulating cylinder of circuit breaker, its characterized in that: including barrel (1), mounting panel (2), quiet arc connect electric subassembly (3) and arc extinction control assembly (4), barrel (1) rubber material as an organic whole, mounting panel (2) are installed barrel (1) bottom, mounting panel (2) with install rupture membrane (10) between barrel (1), theInstall adsorber (11) on mounting panel (2), adsorber (11) set up in barrel (1), quiet arc connects electric subassembly (3) with arc extinction control assembly (4) all set up in barrel (1), quiet arc connects electric subassembly (3) to set up arc extinction control assembly (4) top.
2. An SF according to claim 1 6 The insulating cylinder of circuit breaker, its characterized in that: the static arc power connection assembly (3) comprises an upper connector lug (301), a contact support (302), a contact finger (303) and a static arc contact (304), wherein the contact support (302) is mounted on the inner wall of the cylinder body (1).
3. An SF according to claim 2 6 The insulating cylinder of circuit breaker, its characterized in that: the upper connector lug (301) is arranged at the top of the contact support (302), the contact finger (303) is arranged between the upper connector lug (301) and the contact support (302), the reed (5) is arranged on the contact finger (303), and the static arc contact (304) is arranged at the bottom of the upper connector lug (301).
4. A SF according to claim 3 6 The insulating cylinder of circuit breaker, its characterized in that: the clamping groove is formed in the top of the cylinder body (1), the top of the upper connector lug (301) is clamped in the clamping groove, a rubber ring (6) is adhered to the outer side of the upper connector lug (301), and the rubber ring (6) is tightly attached to the inner side of the clamping groove.
5. An SF according to claim 2 6 The insulating cylinder of circuit breaker, its characterized in that: the arc extinction control assembly (4) comprises a cylinder body (401), a support (402), a piston (403), a spray head (404), a plastic connecting plate (405), a main shaft welding plate (406), a crank arm (407) and a contact tube (408).
6. An SF according to claim 5 6 The insulating cylinder of circuit breaker, its characterized in that: the cylinder body (401) is arranged on the inner wall of the cylinder body (1), the support (402) is arranged at the top of the cylinder body (401), and the spray head (40)4) Install in support (402) and top setting are in quiet arc contact (304) bottom, contact tube (408) card is established in cylinder body (401), sleeve (7) are installed at contact tube (408) top, barrel (1) outside is set up in there is arc contact (8), arc contact (8) with barrel (1) all set up in support (402).
7. An SF according to claim 6 6 The insulating cylinder of circuit breaker, its characterized in that: the crank arm (407) is installed on the inner wall of the cylinder body (1) through a main shaft, the plastic connecting plate (405) is rotatably installed at one end of the crank arm (407), one end of the plastic connecting plate (405) is rotatably installed in the contact tube (408), and the main shaft welding plate (406) is installed at one end of the main shaft and is arranged at the outer side of the cylinder body (1).
8. An SF according to claim 6 6 The insulating cylinder of circuit breaker, its characterized in that: the contact tube (408) is provided with a lower connector lug (9), and the lower connector lug (9) is arranged on the outer side of the cylinder body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321409297.8U CN220065548U (en) | 2023-06-05 | 2023-06-05 | Insulating cylinder of SF6 circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321409297.8U CN220065548U (en) | 2023-06-05 | 2023-06-05 | Insulating cylinder of SF6 circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220065548U true CN220065548U (en) | 2023-11-21 |
Family
ID=88760480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321409297.8U Active CN220065548U (en) | 2023-06-05 | 2023-06-05 | Insulating cylinder of SF6 circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220065548U (en) |
-
2023
- 2023-06-05 CN CN202321409297.8U patent/CN220065548U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |