CN216435770U - Interlocking mechanism of switch cabinet - Google Patents
Interlocking mechanism of switch cabinet Download PDFInfo
- Publication number
- CN216435770U CN216435770U CN202123212079.9U CN202123212079U CN216435770U CN 216435770 U CN216435770 U CN 216435770U CN 202123212079 U CN202123212079 U CN 202123212079U CN 216435770 U CN216435770 U CN 216435770U
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- interlocking
- grounding
- ejector rod
- lower door
- plate
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Abstract
The utility model relates to an interlocking device of cubical switchboard, including keeping apart interlocking subassembly, lower door interlocking subassembly, circuit breaker interlocking subassembly, lower door interlocking subassembly includes backup pad, ground connection interlocking ejector pin, spring, deflector, lower door interlocking ejector pin, sets up even board, linkage setting between ground connection interlocking roof and lower door interlocking ejector pin and sets up the lower door interlocking baffle in one of lower door interlocking ejector pin, the ground connection pivot on the linkage be provided with the baffle, the baffle on be provided with ground connection interlocking ejector pin matched with cam portion, cam portion along with the action of ground connection pivot and with promote the action of ground connection interlocking ejector pin, and constitute the linkage cooperation of ground connection interlocking ejector pin and ground connection pivot. The utility model has the advantages of simple structure, stable and reliable performance, convenient assembly.
Description
Technical Field
The utility model relates to a cubical switchboard technical field, concretely relates to interlocking device of cubical switchboard.
Background
The switch cabinet is a common power distribution device in an electric power system, the switch cabinet generally comprises a cabinet body, a vacuum circuit breaker, an isolating switch and the like, safety is one of the most important technical indexes of the switch cabinet, and in order to meet the five-prevention requirement, each manufacturer designs an interlocking mechanism between the vacuum circuit breaker and an isolating switch operating mechanism in the switch cabinet. The interlocking mechanism between the existing isolating switch operating mechanism and the lower door of the switch cabinet is unreasonable in structural design, so that the interlocking mechanism has the defects of complex structure, unreliable performance and inconvenient assembly.
Disclosure of Invention
An object of the utility model is to overcome prior art's defect, provide a simple structure, stable performance are reliable, assemble convenient interlocking device of cubical switchboard.
In order to achieve the purpose, the utility model discloses an interlocking mechanism of a switch cabinet, which comprises an isolation interlocking component arranged on an isolation operating mechanism, a lower door interlocking component arranged on the isolation operating mechanism, and a circuit breaker interlocking component arranged on a circuit breaker operating mechanism, wherein the lower door interlocking component comprises a support plate arranged on the isolation operating mechanism, a grounding interlocking ejector rod movably arranged on the support plate corresponding to the grounding rotating shaft of the isolation operating mechanism, a spring arranged between the support plate and the grounding interlocking ejector rod, a guide plate movably arranged on the circuit breaker operating mechanism, a lower door interlocking ejector rod movably arranged on the guide plate, a connecting plate arranged between the grounding interlocking ejector rod and the lower door interlocking ejector rod, and a lower door interlocking baffle plate arranged on one end of the lower door interlocking ejector rod in a linkage manner, the grounding rotating shaft is provided with a baffle plate, the baffle plate is provided with a cam part matched with the grounding interlocking ejector rod, the cam part acts along with the grounding rotating shaft and acts with the pushing grounding interlocking ejector rod, and forms linkage matching of the grounding interlocking ejector rod and the grounding rotating shaft.
The beneficial effect of above-mentioned structure is: a lower door interlocking mechanism is arranged between the isolation operation mechanism and the lower door of the switch cabinet, so that the safety performance of the switch cabinet is improved. When the grounding switch is opened, the grounding shaft drives the baffle to act, the cam on the baffle drives the grounding interlocking ejector rod to act, the lower door interlocking ejector rod acts along with the grounding interlocking ejector rod and can drive the lower door interlocking baffle to act, and the lower door interlocking baffle is abutted against the lower door of the switch cabinet, so that the lower door cannot be opened; when the grounding switch is switched on, the grounding interlocking ejector rod loses the limitation of the cam, the grounding interlocking ejector rod drives the lower door interlocking ejector rod and the lower door interlocking baffle to act, so that the lower door of the switch cabinet loses the limitation of the lower door interlocking baffle, and the lower door of the switch cabinet can be opened. Therefore, the interlocking mechanism of the switch cabinet has the advantages of simple structure, stable and reliable performance and convenience in assembly.
Particularly, the grounding interlocking ejector rod is provided with a positioning pin, the spring is sleeved on the grounding interlocking ejector rod, one end of the spring abuts against the positioning pin, and the other end of the spring abuts against the supporting plate. The spring is clamped between the positioning pin and the supporting plate, so that the assembly of the spring is facilitated, the reliable reset of the grounding interlocking ejector rod can be ensured, and the improvement of the working reliability of the interlocking mechanism is facilitated.
Particularly, a sliding hole is formed in the supporting plate, and the grounding interlocking ejector rod is inserted into the sliding hole and forms sliding connection and matching of the grounding interlocking ejector rod and the supporting plate. The grounding interlocking ejector rod is arranged on the supporting plate in a sliding mode, the grounding interlocking ejector rod can be guaranteed to act reliably, and the working reliability of the interlocking mechanism is improved.
Particularly, the guide plate is provided with a guide hole, the lower door interlocking ejector rod is inserted into the guide hole, and the lower door interlocking ejector rod is in sliding connection and matching with the guide plate. The lower door interlocking ejector rod is arranged on the guide plate in a sliding mode, so that the lower door interlocking ejector rod and the guide plate can be assembled conveniently, the lower door interlocking ejector rod can be guaranteed to act reliably, and the improvement of the working reliability of the interlocking mechanism is facilitated.
Drawings
Fig. 1 is a perspective view of an embodiment of the present invention.
Fig. 2 is a structural view of a lower door interlock assembly according to an embodiment of the present invention.
Fig. 3 is a perspective view of a support plate according to an embodiment of the present invention.
Fig. 4 is a perspective view of a guide plate according to an embodiment of the present invention.
Detailed Description
As shown in fig. 1 to 4, an embodiment of the present invention is an interlocking mechanism of a switch cabinet, including an isolation interlocking assembly 11 disposed on an isolation operation mechanism 10, a lower door interlocking assembly 20 disposed on the isolation operation mechanism 10, and a circuit breaker interlocking assembly 31 disposed on the circuit breaker operation mechanism 30, wherein the lower door interlocking assembly 20 includes a support plate 21 disposed on the isolation operation mechanism 10, a grounding interlocking ejector 22 movably disposed on the support plate 21 corresponding to the grounding rotating shaft 12 of the isolation operation mechanism 10, a spring 23 disposed between the support plate 21 and the grounding interlocking ejector 22, a guide plate 24 movably disposed on the circuit breaker operation mechanism 30, a lower door interlocking ejector 25 movably disposed on the guide plate 24, a connecting plate 26 disposed between the grounding interlocking ejector 22 and the lower door interlocking ejector 25, and a lower door interlocking baffle 27 linked to one end of the lower door interlocking ejector 25, the grounding rotating shaft 12 is provided with a baffle 121 in a linkage manner, the baffle 121 is provided with a cam part 122 matched with the grounding interlocking push rod 22, and the cam part 122 moves along with the grounding rotating shaft 12 and pushes the grounding interlocking push rod 22 to move, so that the grounding interlocking push rod 22 is in linkage fit with the grounding rotating shaft 12.
As shown in fig. 2, 3 and 4, the grounding interlocking push rod 22 is provided with a positioning pin 221, the spring 23 is sleeved on the grounding interlocking push rod 22, one end of the spring 23 abuts against the positioning pin 221, and the other end of the spring 23 abuts against the support plate 21. The spring is clamped between the positioning pin and the supporting plate, so that the assembly of the spring is facilitated, the reliable reset of the grounding interlocking ejector rod can be ensured, and the improvement of the working reliability of the interlocking mechanism is facilitated. The support plate 21 is provided with a sliding hole 211, and the grounding interlocking push rod 22 is inserted in the sliding hole 211 and forms sliding connection matching of the grounding interlocking push rod 22 and the support plate 21. The grounding interlocking ejector rod is arranged on the supporting plate in a sliding mode, the grounding interlocking ejector rod can be guaranteed to act reliably, and the working reliability of the interlocking mechanism is improved. The guide plate 24 is provided with a guide hole 241, and the lower door interlocking push rod 27 is inserted in the guide hole 241 and forms sliding connection and matching of the lower door interlocking push rod 27 and the guide plate 24. The lower door interlocking ejector rod is arranged on the guide plate in a sliding mode, so that the lower door interlocking ejector rod and the guide plate can be assembled conveniently, the lower door interlocking ejector rod can be guaranteed to act reliably, and the improvement of the working reliability of the interlocking mechanism is facilitated.
A lower door interlocking mechanism is arranged between the isolation operation mechanism and the lower door of the switch cabinet, so that the safety performance of the switch cabinet is improved. When the grounding switch is opened, the grounding shaft drives the baffle to act, the cam on the baffle drives the grounding interlocking ejector rod to act, the lower door interlocking ejector rod acts along with the grounding interlocking ejector rod and can drive the lower door interlocking baffle to act, and the lower door interlocking baffle is abutted against the lower door of the switch cabinet, so that the lower door cannot be opened; when the grounding switch is switched on, the grounding interlocking ejector rod loses the limitation of the cam, the grounding interlocking ejector rod drives the lower door interlocking ejector rod and the lower door interlocking baffle to act, so that the lower door of the switch cabinet loses the limitation of the lower door interlocking baffle, and the lower door of the switch cabinet can be opened. Therefore, the interlocking mechanism of the switch cabinet has the advantages of simple structure, stable and reliable performance and convenience in assembly.
Claims (4)
1. The utility model provides an interlocking device of cubical switchboard, is including setting up isolation interlocking subassembly on keeping apart operating device, setting up lower door interlocking subassembly on keeping apart operating device, setting up the circuit breaker interlocking subassembly at circuit breaker operating device, its characterized in that: the lower door interlocking component comprises a supporting plate arranged on the isolation operating mechanism, a grounding interlocking ejector rod movably arranged on the supporting plate corresponding to a grounding rotating shaft of the isolation operating mechanism, a spring arranged between the supporting plate and the grounding interlocking ejector rod, a guide plate movably arranged on the circuit breaker operating mechanism, a lower door interlocking ejector rod movably arranged on the guide plate, a connecting plate arranged between the grounding interlocking top plate and the lower door interlocking ejector rod, and a lower door interlocking baffle plate arranged on one end of the lower door interlocking ejector rod in a linkage manner, wherein a baffle plate is arranged on the grounding rotating shaft in a linkage manner, a cam part matched with the grounding interlocking ejector rod is arranged on the baffle plate, and the cam part moves along with the grounding rotating shaft and pushes the grounding interlocking ejector rod to move, and forms linkage matching of the grounding interlocking ejector rod and the grounding rotating shaft.
2. The interlock mechanism for a switchgear cabinet according to claim 1, wherein: the grounding interlocking ejector rod is provided with a positioning pin, the spring is sleeved on the grounding interlocking ejector rod, one end of the spring abuts against the positioning pin, and the other end of the spring abuts against the supporting plate.
3. The interlocking mechanism of a switchgear cabinet according to claim 1 or 2, characterized in that: the support plate is provided with a sliding hole, and the grounding interlocking ejector rod is inserted into the sliding hole and forms sliding connection and matching of the grounding interlocking ejector rod and the support plate.
4. The interlocking mechanism of a switchgear cabinet according to claim 1 or 2, characterized in that: the guide plate is provided with a guide hole, and the lower door interlocking ejector rod is inserted into the guide hole and forms sliding connection and matching of the lower door interlocking ejector rod and the guide plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123212079.9U CN216435770U (en) | 2021-12-17 | 2021-12-17 | Interlocking mechanism of switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123212079.9U CN216435770U (en) | 2021-12-17 | 2021-12-17 | Interlocking mechanism of switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216435770U true CN216435770U (en) | 2022-05-03 |
Family
ID=81319558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123212079.9U Active CN216435770U (en) | 2021-12-17 | 2021-12-17 | Interlocking mechanism of switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216435770U (en) |
-
2021
- 2021-12-17 CN CN202123212079.9U patent/CN216435770U/en active Active
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