CN220253823U - Low-voltage cabinet capable of opening door and cutting off power - Google Patents
Low-voltage cabinet capable of opening door and cutting off power Download PDFInfo
- Publication number
- CN220253823U CN220253823U CN202321475164.0U CN202321475164U CN220253823U CN 220253823 U CN220253823 U CN 220253823U CN 202321475164 U CN202321475164 U CN 202321475164U CN 220253823 U CN220253823 U CN 220253823U
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- low
- push rod
- power
- block
- voltage cabinet
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- 238000005096 rolling process Methods 0.000 claims abstract description 33
- 238000001125 extrusion Methods 0.000 claims abstract description 15
- 230000006978 adaptation Effects 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 5
- 230000009471 action Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a low-voltage cabinet which belongs to the technical field of low-voltage power control cabinets and particularly relates to a door-opening and power-off low-voltage cabinet which comprises a low-voltage cabinet body, wherein a cabinet door is arranged at the front side of the low-voltage cabinet body, a power-off control box is connected to the upper end of an inner cavity of the low-voltage cabinet body through bolts, an installation seat is arranged at the rear end of the inner cavity of the power-off control box, a fixed contact block is arranged on the installation seat, a sliding seat is connected to the front side of the inner cavity of the power-off control box through bolts, a push rod is connected to the sliding seat in a sliding manner, a movable contact block is arranged at the rear end of the push rod, the fixed contact block is matched with the movable contact block, a convex plate is fixedly connected to the rear side of the outer wall of the push rod, a connecting plate is connected to the front side of the inner cavity of the power-off control box through bolts, and an extrusion part does not apply pushing force to a rolling contact piece when the cabinet door is opened, and the push rod is pulled away from the fixed contact block under the elastic action of a tension spring, so that the door is opened, and the door is opened.
Description
Technical Field
The utility model relates to the field of low-voltage electric control cabinets, in particular to a low-voltage cabinet capable of opening a door and cutting off power.
Background
The low-voltage control cabinet is a control cabinet which is used for assembling switch equipment, measuring instruments, protection appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electric wiring requirement, and the arrangement of the low-voltage control cabinet meets the requirement of normal operation of a power system, is convenient to overhaul and does not endanger the safety of personnel and surrounding equipment.
In the use process of the existing low-voltage electric control cabinet, the power is mostly needed to be manually powered off firstly when the door is opened, and potential safety hazards can occur when workers forget to power off due to negligence and the like.
Disclosure of Invention
The utility model aims to provide a low-voltage cabinet capable of opening a door and powering off, which aims to solve the problems that in the use process of the existing low-voltage electric cabinet provided in the background art, the power is usually needed to be manually powered off firstly when the door is opened, and potential safety hazards can occur when workers forget to power off due to negligence and other reasons.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a low-voltage cabinet of outage opens door, includes the low-voltage cabinet body, the cabinet door is installed to low-voltage cabinet body front side, low-voltage cabinet body inner chamber upper end has outage control box through bolted connection, outage control box inner chamber rear end is provided with the mount pad, install the fixed contact piece on the mount pad, outage control box inner chamber front side has the sliding seat through the screw connection, sliding connection has the push rod on the sliding seat, movable contact piece is installed to the push rod rear end, fixed contact piece and movable contact piece looks adaptation, push rod outer wall rear side fixedly connected with flange, outage control box inner chamber front side has the connecting plate through the screw connection, the connecting plate is located the flange front side, just the connecting plate is located the sliding seat rear side, install tension spring between connecting plate and the flange, rolling contact piece is installed to the push rod front end, install the extrusion piece with outage control box looks adaptation on the cabinet door.
Preferably, the rolling contact piece is a rolling ball, the front end of the push rod is provided with a mounting groove, the rolling ball is mounted in the mounting groove, and the front end of the push rod is connected with a limiting fixing block for limiting the rolling ball through a screw.
Preferably, the extrusion piece comprises a mounting block, an elastic block and a pressing block, wherein the mounting block is adhered to the cabinet door, and the elastic block and the pressing block are sequentially adhered to the mounting block.
Preferably, the power-off control box and the push rod are both made of insulating materials.
Compared with the prior art, the utility model has the beneficial effects that:
1) According to the utility model, when the cabinet door is opened, the extrusion piece does not apply pushing force to the rolling contact piece any more, and under the action of the elasticity of the tension spring, the push rod is pulled to enable the movable contact block to be far away from the fixed contact block, so that the movable contact block is broken, and the effect of opening the door and breaking the power is achieved;
2) After the door is closed, the extrusion piece applies thrust to the rolling contact piece, and the movable contact block is pushed to the fixed contact block to be contacted, so that the effect of closing the door and electrifying is achieved;
3) Through the setting of rolling contact spare, rolling contact spare is the rolling pearl, and the rolling pearl can rotate in the mounting groove, and the extrusion piece can be stabilized through rolling pearl promotion push rod.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of a power-off control box according to the present utility model;
FIG. 3 is a schematic cross-sectional side view of the mating of the power down control box and extrusion of the present utility model.
In the figure: 1. a low-voltage cabinet body; 2. a mounting block; 3. a cabinet door; 4. a power-off control box; 5. briquetting; 6. a mounting base; 7. a fixed contact block; 8. a movable contact block; 9. a push rod; 10. a convex plate; 11. a tension spring; 12. a connecting plate; 13. a sliding seat; 14. a mounting groove; 15. rolling the beads; 16. limiting fixed blocks; 17. an elastic block.
Description of the embodiments
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.
In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Examples
Referring to fig. 1-3, the present utility model provides a technical solution: the low-voltage cabinet with the door opened and the power cut-off comprises a low-voltage cabinet body 1, wherein the low-voltage cabinet body 1 is a cabinet body for the low-voltage electric control cabinet, a cabinet door 3 is arranged at the front side of the low-voltage cabinet body 1, a lock is arranged between the cabinet door 3 and the low-voltage cabinet body 1, a corresponding key is needed for opening the low-voltage cabinet, the upper end of an inner cavity of the low-voltage cabinet body 1 is connected with a power cut-off control box 4 through a bolt for controlling the power cut-off, the rear end of the inner cavity of the power cut-off control box 4 is provided with a mounting seat 6, a fixed contact block 7 is arranged on the mounting seat 6, the front side of the inner cavity of the power cut-off control box 4 is connected with a sliding seat 13 through a screw, a push rod 9 is connected onto the sliding seat 13 in a sliding manner, the push rod 9 can stably slide forwards and backwards, a movable contact block 8 is arranged at the rear end (one side close to the fixed contact block 7) of the push rod 9, the fixed contact block 7 is electrically connected with a control circuit of the low-voltage cabinet body 1, when the fixed contact block 7 and the movable contact block 8 are attached, the electrifying effect is achieved, when the fixed contact block 7 and the movable contact block 8 are in a non-contact state, the electrifying effect is achieved, the protective device is used for controlling the electrifying and the de-electrifying of elements in the low-voltage cabinet body 1, the rear side of the outer wall of the push rod 9 is fixedly connected with a convex plate 10, the front side of the inner cavity of the de-electrifying control box 4 is connected with a connecting plate 12 through a screw, the connecting plate 12 is positioned at the front side of the convex plate 10, the connecting plate 12 is positioned at the rear side of the sliding seat 13, a tension spring 11 is arranged between the connecting plate 12 and the convex plate 10, under the action of no external force, the non-contact state of the fixed contact block 7 and the movable contact block 8 is kept through the tension effect of the tension spring 11, a rolling contact piece is arranged at the front end of the push rod 9, an extrusion piece matched with the de-electrifying control box 4 is arranged on the cabinet door 3, after the door is closed, the pushing force is applied to the rolling contact piece, the movable contact block 8 is pushed to the fixed contact block 7 to be contacted, the effect of closing the door and electrifying is achieved, when the cabinet door 3 is opened, the extrusion piece does not apply thrust to the rolling contact piece any more, under the elastic force of the tension spring 11, the push rod 9 is pulled, the movable contact block 8 is far away from the fixed contact block 7, and therefore the movable contact block is broken, and the effect of opening the door and cutting off the power is achieved.
The rolling contact is a rolling ball 15, the front end of the push rod 9 is provided with a mounting groove 14, the rolling ball 15 is mounted in the mounting groove 14, the rolling ball 15 can rotate, and the front end of the push rod 9 is connected with a limiting fixed block 16 for limiting the rolling ball 15 through a screw, so that the rolling ball 15 is prevented from being separated from the mounting groove 14.
The extrusion piece includes installation piece 2, elastic block 17 and briquetting 5, it has installation piece 2 to bond on the cabinet door 3, it has elastic block 17 and briquetting 5 to bond in proper order on the installation piece 2, can carry out position compensation through elastic block 17, makes movable contact piece 8 stable contact fixed contact piece 7, avoids appearing the contact failure, has also avoided the contact pressure between movable contact piece 8 and the fixed contact piece 7 too big.
The power-off control box 4 and the push rod 9 are both made of insulating materials.
Working principle: when the cabinet door 3 is opened, the extrusion piece does not apply thrust to the rolling contact piece any more, under the elastic force of the tension spring 11, the push rod 9 is pulled, the movable contact piece 8 is far away from the fixed contact piece 7, so that the movable contact piece is broken, the effect of opening the door and breaking the power is achieved, after the door is closed, the extrusion piece applies thrust to the rolling contact piece, the movable contact piece 8 is pushed to the fixed contact piece 7, the movable contact piece is contacted with the fixed contact piece, the effect of closing the door and energizing the door is achieved, the rolling contact piece is a rolling ball 15, the rolling ball 15 can rotate in the mounting groove 14, and the extrusion piece can stably push the push rod 9 through the rolling ball 15.
While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but 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.
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 (4)
1. The utility model provides a low-voltage cabinet of outage opens door, includes low-voltage cabinet body (1), its characterized in that: cabinet door (3) are installed to low-voltage cabinet body (1) front side, low-voltage cabinet body (1) inner chamber upper end is through bolted connection has outage control box (4), outage control box (4) inner chamber rear end is provided with mount pad (6), install on mount pad (6) and decide touch block (7), outage control box (4) inner chamber front side is through screw connection having sliding seat (13), sliding connection has push rod (9) on sliding seat (13), movable contact block (8) are installed to push rod (9) rear end, decide touch block (7) and movable contact block (8) looks adaptation, push rod (9) outer wall rear side fixedly connected with flange (10), outage control box (4) inner chamber front side is through screw connection have connecting plate (12), connecting plate (12) are located flange (10) front side, just connecting plate (12) are located sliding seat (13) rear side, install spring (11) between connecting plate (12) and flange (10), push rod (9) looks adaptation, push rod (3) are installed to the front end and are connected with extrusion piece, install on the cabinet door (4).
2. The low-voltage cabinet with power-off function when opened according to claim 1, wherein: the rolling contact piece is a rolling ball (15), the front end of the push rod (9) is provided with a mounting groove (14), the rolling ball (15) is mounted in the mounting groove (14), and the front end of the push rod (9) is connected with a limiting fixed block (16) for limiting the rolling ball (15) through a screw.
3. The low-voltage cabinet with power-off function when opened according to claim 1, wherein: the extrusion piece comprises a mounting block (2), an elastic block (17) and a pressing block (5), wherein the mounting block (2) is adhered to the cabinet door (3), and the elastic block (17) and the pressing block (5) are sequentially adhered to the mounting block (2).
4. The low-voltage cabinet with power-off function when opened according to claim 1, wherein: the power-off control box (4) and the push rod (9) are made of insulating materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321475164.0U CN220253823U (en) | 2023-06-12 | 2023-06-12 | Low-voltage cabinet capable of opening door and cutting off power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321475164.0U CN220253823U (en) | 2023-06-12 | 2023-06-12 | Low-voltage cabinet capable of opening door and cutting off power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220253823U true CN220253823U (en) | 2023-12-26 |
Family
ID=89268849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321475164.0U Active CN220253823U (en) | 2023-06-12 | 2023-06-12 | Low-voltage cabinet capable of opening door and cutting off power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220253823U (en) |
-
2023
- 2023-06-12 CN CN202321475164.0U patent/CN220253823U/en active Active
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