CN219226895U - Isolation mechanism of normal pressure air cabinet - Google Patents
Isolation mechanism of normal pressure air cabinet Download PDFInfo
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- CN219226895U CN219226895U CN202223508781.4U CN202223508781U CN219226895U CN 219226895 U CN219226895 U CN 219226895U CN 202223508781 U CN202223508781 U CN 202223508781U CN 219226895 U CN219226895 U CN 219226895U
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Abstract
The utility model relates to the technical field of circuit breaker equipment, in particular to an isolation mechanism of an atmospheric air cabinet, which comprises a grounding component, a switch component, a switching-on and switching-off indicating component and a mounting frame; the closing and opening indicating assembly comprises a transmission shaft, a linkage plate and an indicating plate; the transmission shaft is arranged on the mounting frame; the linkage plate and the indication plate are respectively and fixedly sleeved at the head end and the tail end of the transmission shaft; the grounding component and the switch component are respectively arranged at two sides of the transmission shaft; the grounding assembly and the switch assembly are respectively provided with a stress assembly and an energy storage assembly, and the stress assemblies correspond to the linkage plates in position; the energy storage component is matched with the stress component, and the structural stability and the insulation stability of the isolation mechanism can be improved through the utility model.
Description
Technical Field
The utility model relates to the technical field of circuit breaker equipment, in particular to an isolation mechanism of an atmospheric air cabinet.
Background
A circuit breaker refers to a switching device capable of closing, carrying and opening a current under normal circuit conditions and closing, carrying and opening a current under abnormal circuit conditions within a prescribed time. The circuit breaker isolation mechanism is a component of the inner core of the circuit breaker and has the function of breaking or connecting a circuit to ensure the safety of the circuit.
The existing air insulation circuit breaker is complex in structure and cannot finish stable insulation isolation, so that an insulation isolation mechanism with a simple structure is needed to achieve a complete insulation isolation function.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide the normal pressure air cabinet isolation mechanism, which can improve the structural stability and the insulation stability of the isolation mechanism.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an isolation mechanism of an atmospheric air cabinet comprises a grounding component, a switch component, a closing and opening indicating component and a mounting frame; the closing and opening indicating assembly comprises a transmission shaft, a linkage plate and an indicating plate; the transmission shaft is arranged on the mounting frame; the linkage plate and the indication plate are respectively and fixedly sleeved at the head end and the tail end of the transmission shaft; the grounding component and the switch component are respectively arranged at two sides of the transmission shaft; the grounding assembly and the switch assembly are respectively provided with a stress assembly and an energy storage assembly, and the stress assemblies correspond to the linkage plates in position; the energy storage component is matched with the stress component.
Preferably, the stress component of the grounding component comprises a grounding rotating shaft and a grounding transmission plate, and the grounding transmission plate is sleeved on the grounding rotating shaft; the stress component of the switch component comprises a switch rotating shaft and a switch transmission plate, and the switch transmission plate is sleeved on the switch rotating shaft; the grounding rotating shaft and the switch rotating shaft are arranged on two sides of the transmission shaft; the grounding transmission plate and the switch transmission plate are corresponding to the linkage plate in position and are driven by mutual stress.
Preferably, the grounding driving plate is provided with a grounding deflector rod; a switch driving rod is arranged on the switch driving plate; the linkage plate is provided with a grounding limit groove and a switch limit groove; the grounding transmission plate corresponds to the grounding limit groove in position, and the track of the grounding transmission plate during rotation is at least partially overlapped with the grounding limit groove; the switch deflector rod corresponds to the switch limit groove in position, and the track of the switch deflector rod during rotation is at least partially overlapped with the switch limit groove.
Preferably, the grounding limit groove is an open U-shaped groove, and the switch limit groove is a closed C-shaped groove.
Preferably, the energy storage component of the grounding component comprises a grounding energy storage rod; the energy storage component of the switch component comprises a switch energy storage rod; the grounding energy storage rod is fixedly arranged on the grounding rotating shaft; the switch energy storage rod is fixedly arranged on the switch rotating shaft.
Preferably, the grounding energy storage rod and the switch energy storage rod are the same structural unit.
Preferably, the energy storage component of the grounding component further comprises a first grounding energy storage plate and a second grounding energy storage plate; the first grounding energy storage plate and the second grounding energy storage plate are fixedly sleeved on the grounding rotating shaft and are positioned on the lower side of the grounding transmission plate; the first grounding energy storage plate and the second grounding energy storage plate are fixedly connected with the grounding energy storage rod.
Preferably, the energy storage assembly of the switch assembly further comprises a first switch energy storage plate and a second switch energy storage plate; the first switch energy storage plate and the second switch energy storage plate are fixedly sleeved on the switch rotating shaft and are positioned on the lower side of the switch transmission plate; the first switch energy storage plate and the second switch energy storage plate are fixedly connected with the switch energy storage rod.
Compared with the prior art, the utility model has the beneficial effects that: through the cooperation between grounding subassembly, switch module, the close and separate instruction subassembly, realized the insulating cooperation of mechanism, improved isolation mechanism's structural stability and insulation stability performance.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present utility model;
FIG. 2 is a schematic view of the underside structure of the isolation mechanism of the present utility model;
FIG. 3 is a schematic diagram of the upper side structure of the isolation mechanism of the present utility model;
fig. 4 is a schematic structural view of the isolation mechanism of the present utility model with the upper fixing plate removed.
In the figure: 1, a grounding assembly, a grounding rotating shaft, a grounding transmission plate, a first grounding energy storage plate, a second grounding energy storage plate, a grounding energy storage rod, a grounding deflector rod and a first limiting rod, wherein the grounding rotating shaft is 101, the grounding transmission plate is 102, the first grounding energy storage plate is 103, the second grounding energy storage plate is 104, the grounding energy storage rod is 105, the grounding deflector rod is 106, and the first limiting rod is 107;
the switch assembly is 2, the switch rotating shaft is 201, the switch transmission plate is 202, the switch energy storage plate is 203, the switch energy storage plate is 204, the switch energy storage rod is 205, the switch deflector rod is 206, and the switch deflector rod is 207;
the 3-combination indicating assembly, the 301 transmission shaft, the 302 linkage plate, the 3021 grounding limit groove, the 3022 switch limit groove and the 303 indicating plate;
4 mounting bracket, 401 upper fixed plate, 402 lower fixed plate.
Detailed Description
The following detailed description of the utility model, taken in conjunction with the accompanying drawings, will provide those skilled in the art with a more readily understood understanding of how the utility model may be practiced. While the present utility model has been described in connection with the preferred embodiments thereof, these embodiments are set forth only and are not intended to limit the scope of the utility model.
First embodiment: referring to fig. 1-4, an isolation mechanism for an atmospheric air cabinet, comprising: the device comprises a grounding component 1, a switch component 2, a switching-on and switching-off indicating component 3 and a mounting frame 4.
The mounting frame 4 comprises an upper fixing plate 401, a lower fixing plate 402 and a plurality of support columns; the upper fixing plate 401 and the lower fixing plate 402 are connected through a support column.
The grounding assembly 1 comprises a grounding rotating shaft 101, a grounding transmission plate 102, a first grounding energy storage plate 103, a second grounding energy storage plate 104, a grounding energy storage rod 105, a grounding deflector rod 106 and a first limiting rod 107; the grounding rotating shaft 101 is vertically arranged between the upper fixing plate 401 and the lower fixing plate 402; the grounding transmission plate 102, the first grounding energy storage plate 103 and the second grounding energy storage plate 104 are sequentially sleeved on the grounding rotating shaft 101 from top to bottom, wherein the first grounding energy storage plate 103 is fixedly connected with the second grounding energy storage plate 104; the ground energy storage rods 105 are installed between the first ground energy storage plates 103 and the second ground energy storage plates 104; the first limiting rod 107 is arranged on the first grounded energy storage plate 103, and the periphery of the first limiting rod 107 is abutted against the grounded transmission plate 102, so that torque is better transmitted into the grounded energy storage rod 105 for energy storage after the grounded transmission plate 102 is stressed; the ground lever 106 is vertically disposed on the ground drive plate 102.
The switch assembly 2 comprises a switch rotating shaft 201, a switch transmission plate 202, a first switch energy storage plate 203, a second switch energy storage plate 204, a switch energy storage rod 205, a switch deflector rod 206 and a second limit rod 207; the switch rotating shaft 202 is vertically arranged between the upper fixing plate 401 and the lower fixing plate 402; the switch transmission plate 202, the first switch energy storage plate 203 and the second switch energy storage plate 204 are sequentially sleeved on the switch rotating shaft 201 from top to bottom, wherein the first switch energy storage plate 203 is fixedly connected with the second switch energy storage plate 204; the switch energy storage rod 205 is installed between the first switch energy storage plate 203 and the second switch energy storage plate 204; the first limit rod 207 is arranged on the first switch energy storage plate 203, and the periphery of the second limit rod 207 is abutted against the switch transmission plate 202, so that torque is better transmitted into the switch energy storage rod 205 for energy storage after the switch transmission plate 202 is stressed; the switch lever 206 is vertically disposed on the switch gear plate 202.
The closing and opening indicating assembly 3 comprises a transmission shaft 301, a linkage plate 302 and an indicating plate 303; the transmission shaft 301 is penetratingly arranged on the upper fixing plate 401 and the lower fixing plate 402, and the transmission shaft 301 is positioned between the switch rotating shaft 201 and the grounding rotating shaft 101; the linkage plate 302 is fixedly sleeved at the upper end of the transmission shaft 301, the indication plate 303 is fixedly sleeved at the lower end of the transmission shaft 301, the linkage plate 302 is positioned at the upper side of the upper fixing plate 401, and the indication plate 303 is positioned at the lower side of the lower fixing plate 402; the linkage plate 302 is provided with a grounding limit groove 3021 and a switch limit groove 3022; the grounding shifter 106 penetrates through the upper fixing plate 401 and is matched with the grounding limiting groove 3021; the switch deflector rod 206 penetrates through the upper fixing plate 401 and is matched with the switch limit groove 3022; in the present embodiment, the grounding limit groove 3021 is an open U-shaped groove, and the switch limit groove 3022 is a closed C-shaped groove, so that the switch assembly 2 and the grounding assembly 1 can be ensured to function normally without being affected by each other; specifically, when the ground energy storage rod 105 stores energy under the action of external force, the ground deflector 106 can push the linkage plate 302 to rotate clockwise and realize switch state indication; when the switch energy storage rod 205 stores energy under the action of external force, the switch deflector 206 can push the linkage plate 302 to rotate anticlockwise and realize switch state indication.
In this embodiment, the ground tank bar 105 and the switch tank bar 205 are the same structural unit.
In actual use, the switch is used for storing energy through the arrangement of the grounding energy storage rod 105 and the switch energy storage rod 205, when the switch is closed, the main grounding energy storage rod 105 and the switch energy storage rod 205 are used for equalizing voltage and tightly storing energy, after the closing is completed, the switch assembly 2 and the grounding assembly 1 are in a communicating state, so that the energy storage rod is always used for storing energy after the switch is communicated, when a load side breaks down, the load side rotating shaft instantaneously acts, the action force is transmitted to the switch assembly 2 or the grounding assembly 1, the linkage of the linkage plate 302 is conducted, the energy storage rod in the energy storage state instantaneously releases the elastic force, the grounding rotating shaft 101 and the switch rotating shaft 201 are pushed to rotate, and the transmission shaft 301 is driven to rotate through the linkage plate 302 to realize the change of an indication state, so that the automatic protection function of the switch is achieved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. An atmospheric air cabinet isolation mechanism, which is characterized in that: the switch comprises a grounding assembly (1), a switch assembly (2), a closing and opening indicating assembly (3) and a mounting frame (4); the closing and opening indicating assembly (3) comprises a transmission shaft (301), a linkage plate (302) and an indicating plate (303); the transmission shaft (301) is arranged on the mounting frame (4); the linkage plate (302) and the indication plate (303) are respectively and fixedly sleeved at the head end and the tail end of the transmission shaft (301); the grounding assembly (1) and the switch assembly (2) are respectively arranged at two sides of the transmission shaft (301); the grounding assembly (1) and the switch assembly (2) are respectively provided with a stress assembly and an energy storage assembly, and the stress assemblies correspond to the linkage plates (302) in position; the energy storage component is matched with the stress component.
2. The atmospheric air cabinet insulation mechanism of claim 1, wherein: the stress assembly of the grounding assembly (1) comprises a grounding rotating shaft (101) and a grounding transmission plate (102), and the grounding transmission plate (102) is sleeved on the grounding rotating shaft (101); the stress assembly of the switch assembly (2) comprises a switch rotating shaft (201) and a switch transmission plate (202), and the switch transmission plate (202) is sleeved on the switch rotating shaft (201); the grounding rotating shaft (101) and the switch rotating shaft (201) are arranged on two sides of the transmission shaft (301); the grounding transmission plate (102) and the switch transmission plate (202) are corresponding to the linkage plate (302) in position so as to mutually bear force transmission.
3. The atmospheric air cabinet insulation mechanism of claim 2, wherein: the grounding transmission plate (102) is provided with a grounding deflector rod (106); a switch driving plate (202) is provided with a switch deflector rod (206); a grounding limit groove (3021) and a switch limit groove (3022) are formed in the linkage plate (302); the grounding transmission plate (102) corresponds to the grounding limit groove (3021), and the track of the grounding transmission plate (102) during rotation is at least partially overlapped with the grounding limit groove (3021); the switch deflector rod (206) corresponds to the switch limit groove (3022), and the track of the switch deflector rod (206) when rotating is at least partially overlapped with the switch limit groove (3022).
4. A constant pressure air tank isolation mechanism according to claim 3, wherein: the grounding limit groove (3021) is an open U-shaped groove, and the switch limit groove (3022) is a closed C-shaped groove.
5. The atmospheric air cabinet insulation mechanism of claim 1, wherein: the energy storage component of the grounding component (1) comprises a grounding energy storage rod (105); the energy storage component of the switch component (2) comprises a switch energy storage rod (205); the grounding energy storage rod (105) is fixedly arranged on the grounding rotating shaft (101); the switch energy storage rod (205) is fixedly arranged on the switch rotating shaft (201).
6. The atmospheric air cabinet insulation mechanism of claim 5, wherein: the grounding energy storage rod (105) and the switch energy storage rod (205) are the same structural unit.
7. The atmospheric air cabinet insulation mechanism of claim 5, wherein: the energy storage assembly of the grounding assembly (1) further comprises a first grounding energy storage plate (103) and a second grounding energy storage plate (104); the first grounding energy storage plate (103) and the second grounding energy storage plate (104) are fixedly sleeved on the grounding rotating shaft (101) and are positioned on the lower side of the grounding transmission plate (102); the first grounding energy storage plate (103) and the second grounding energy storage plate (104) are fixedly connected with the grounding energy storage rod (105).
8. The atmospheric air cabinet insulation mechanism of claim 5, wherein: the energy storage assembly of the switch assembly (2) further comprises a first switch energy storage plate (203) and a second switch energy storage plate (204); the first switch energy storage plate (203) and the second switch energy storage plate (204) are fixedly sleeved on the switch rotating shaft (201) and are positioned at the lower side of the switch transmission plate (202); the first switch energy storage plate (203) and the second switch energy storage plate (204) are fixedly connected with the switch energy storage rod (205).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223508781.4U CN219226895U (en) | 2022-12-28 | 2022-12-28 | Isolation mechanism of normal pressure air cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223508781.4U CN219226895U (en) | 2022-12-28 | 2022-12-28 | Isolation mechanism of normal pressure air cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219226895U true CN219226895U (en) | 2023-06-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223508781.4U Active CN219226895U (en) | 2022-12-28 | 2022-12-28 | Isolation mechanism of normal pressure air cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219226895U (en) |
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2022
- 2022-12-28 CN CN202223508781.4U patent/CN219226895U/en active Active
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