CN211829618U - Explosion-proof device for high-voltage switch cabinet door - Google Patents
Explosion-proof device for high-voltage switch cabinet door Download PDFInfo
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- CN211829618U CN211829618U CN202020438794.0U CN202020438794U CN211829618U CN 211829618 U CN211829618 U CN 211829618U CN 202020438794 U CN202020438794 U CN 202020438794U CN 211829618 U CN211829618 U CN 211829618U
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- cabinet door
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- voltage cabinet
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Abstract
An explosion-proof device for a high-voltage switch cabinet door is characterized in that one side of the high-voltage switch cabinet door is connected with a high-voltage cabinet body through a hinge, the other side of the high-voltage switch cabinet door is provided with a lock, a handle is arranged on the lock, the handle is connected with a driving shaft through a connecting shaft, a gear is arranged on the driving shaft, the gear drives a rack connecting plate, the rack connecting plate moves linearly along a guide block, the rack connecting plate is connected with a sliding connecting plate through a fixing pin, a locking pin is fixed on the sliding connecting plate, and a guide screw rod is arranged on the high-voltage switch; the high-voltage cabinet body is provided with a plurality of locking connecting plates, the locking connecting plates are provided with grooves, and the number of the locking connecting plate grooves corresponds to the number of the locking pins. The advantage is that improve the explosion-proof intensity of high-voltage cabinet door, guarantees operation maintainer safety, improves work efficiency.
Description
Technical Field
The utility model relates to a high tension switchgear door explosion-proof equipment improves high tension switchgear door explosion-proof through high tension switchgear door explosion-proof equipment, and operation maintainer's safety is further ensured.
Background
The high-voltage switch cabinet for receiving and distributing electric energy in power plants, substations, industrial and mining enterprises, railway transportation and power transformation and distribution of high-rise buildings has cabinet doors which are locked by common locks in a single point, fastened by common bolts and fastened by special high-voltage cabinet door locks. The fastening of these doors is not without its drawbacks to the same extent as the actual operation of the substation. Firstly, the high-voltage switch cabinet is locked by a common lock in a single point, the lock nose is low in strength, the number of lock points is small, once a short-circuit explosion fault occurs to the high-voltage switch cabinet, the cabinet door is easily opened by explosion waves, and certain safety risk is brought to operation and maintenance personnel; secondly, the cabinet door is fastened by a common bolt, so that the risk that the cabinet door is opened by burst air waves is prevented to a certain extent, the labor intensity of operation and maintenance personnel is increased, and the working efficiency is reduced; and the cabinet door fastened by the special high-voltage cabinet door lock needs to be opened by a special key, and meanwhile, the cost is relatively high.
Disclosure of Invention
An object of the utility model is to provide a rational in infrastructure, solve the high-tension switchgear cabinet effectively and take place the short circuit device that bursts that prevents bursting of high-tension switchgear cabinet door when the trouble, improve operation maintainer's safety, reduce operation maintainer intensity of labour simultaneously, improve work efficiency, reduce the manufacturing cost of high-tension switchgear.
The technical solution of the utility model is that: an explosion-proof device for a high-voltage switch cabinet door mainly comprises a high-voltage cabinet body, a high-voltage cabinet door, a hinge, a lock, a fixing pin, a guide screw, a locking pin, a locking connecting plate and a sliding connecting plate. One side of a high-voltage cabinet door is connected with a high-voltage cabinet body through a hinge, the other side of the high-voltage cabinet door is provided with a lock, a handle is arranged on the lock, the handle is connected with a driving shaft through a connecting shaft, a gear is arranged on the driving shaft, the gear drives a rack connecting plate, the rack connecting plate moves linearly along a guide block, the rack connecting plate is connected with a sliding connecting plate through a fixed pin, a locking pin is fixed on the sliding connecting plate, and a guide screw is arranged on the high-voltage cabinet door to ensure the sliding connecting plate to move linearly in; the high-voltage cabinet body is provided with a plurality of locking connecting plates, the locking connecting plates are provided with grooves, and the number of the locking connecting plate grooves corresponds to the number of the locking pins.
The utility model has the advantages that when the high-voltage cabinet is powered on, the high-voltage cabinet door is firstly closed by rotating around the hinge, then the handle of the anticlockwise rotation lock is pressed into the groove of the lock body, the button is connected with the lock body through a connecting shaft II, the button rotates around the connecting shaft II, the button locks the handle through the action of a spring, the handle is connected with a driving shaft through the connecting shaft I, the rotation of the handle drives the driving shaft to rotate, a gear is arranged on the driving shaft and rotates along with the driving shaft, the gear drives a rack connecting plate to do downward linear motion along a guide block, the rack connecting plate is connected with a sliding connecting plate through a fixing pin and does downward motion, a locking pin is fixed on the sliding connecting plate and does downward motion along with the sliding connecting plate and slides into the groove of the locking connecting plate arranged on the high-voltage cabinet body, and the high-voltage cabinet door is locked on the high-voltage cabinet body through multiple points, so that the explosion. A guide screw is arranged on the door of the high-voltage cabinet to ensure the directional linear motion of the sliding connecting plate.
When the high-voltage board has a power failure and opens the door, the button is pressed to rotate around the second connecting shaft, the spring is compressed, the button is rotated, the button is separated from the handle, the handle is bounced around the first connecting shaft in a rotating mode under the action of the torsional spring and separated from the groove of the lock body, the handle can rotate, the handle is rotated clockwise at the moment, the drive shaft is driven to rotate, the drive shaft drives the gear to rotate, the gear drives the rack connecting plate to move upwards and linearly along the guide block, the rack connecting plate is connected with the sliding connecting plate through the fixing pin, the sliding connecting plate moves upwards, the locking pin is fixed on the sliding connecting plate, the locking pin moves upwards along with the sliding connecting plate, the groove of the locking connecting plate mounted on the sliding high-voltage board body is slid out, the high-voltage board door can be opened, the high-voltage.
Drawings
FIG. 1 is a view showing the structure of the utility model;
FIG. 2 is a right side view of FIG. 1;
FIG. 3 is a block diagram when open;
FIG. 4 is a right side view of FIG. 3;
FIG. 5 is an enlarged front view of the lock in the locked condition;
FIG. 6 is a cross-sectional view A-A of FIG. 5;
FIG. 7 is a cross-sectional view B-B of FIG. 6;
FIG. 8 is an enlarged front view of the lock in the unlocked position;
fig. 9 is a cross-sectional view C-C of fig. 8.
Detailed Description
The reference numerals are explained below: 1-high-voltage cabinet door, 2-lock, 2.1-lock body, 2.2-driving shaft, 2.3-torsion spring, 2.4-connecting shaft a, 2.5-handle, 2.6-connecting shaft b, 2.7-button, 2.8-spring, 2.9-rack connecting plate, 2.10-screw a, 2.11-gear, 2.12-screw b, 2.13-guide block a, 2.14-guide block b, 3-fixed pin, 4-high-voltage cabinet body, 5-guide screw, 6-locking pin, 7-locking connecting plate, 8-sliding connecting plate and 9-hinge.
The following detailed description is made with reference to the accompanying drawings: as shown in the figure, one side of a high-voltage cabinet door 1 is connected with a high-voltage cabinet body 4 through a hinge 9, the other side of the high-voltage cabinet door 1 is provided with a lock 2, and the lock 2 is formed by connecting a lock body 2.1, a driving shaft 2.2, a torsion spring 2.3, a connecting shaft a2.4, a handle 2.5, a connecting shaft b2.6, a button 2.7, a spring 2.8, a rack connecting plate 2.9, a screw a2.10, a gear 2.11, a screw b2.12, a guide block a2.13 and a guide block b 2.14; the handle 2.5 is connected with the driving shaft 2.2 through a connecting shaft a2.4, a gear 2.11 is arranged on the driving shaft 2.2, the gear 2.11 drives the rack connecting plate 2.9, the rack connecting plate 2.9 linearly moves along the guide block, the rack connecting plate 2.9 is connected with the sliding connecting plate 8 through a fixing pin 3, a locking pin 6 is fixed on the sliding connecting plate 8, and a guide screw 5 is arranged on the high-pressure cabinet door 1 to ensure the sliding connecting plate 8 to linearly move directionally; the high-voltage cabinet body 4 is provided with a plurality of locking connecting plates 7, the locking connecting plates 7 are provided with grooves, and the number of the grooves of the locking connecting plates 7 corresponds to the number of the locking pins 6.
When the high-voltage cabinet is used, firstly, the high-voltage cabinet door 1 is rotated and closed around the hinge 9, then the handle 2.5 of the lock 2 is rotated anticlockwise and pressed into the groove of the lock body 2.1, the button 2.7 of the lock 2 is connected with the lock body 2.1 through the second connecting shaft 2.6, the button 2.7 can rotate around the second connecting shaft b2.6, the button 2.7 locks the handle 2.5 through the action of the spring 2.8, the handle 2.5 of the lock 2 is connected with the driving shaft 2.2 through the second connecting shaft a2.4, the rotation of the handle 2.5 drives the driving shaft 2.2 to rotate, the driving shaft 2.2 is connected with the lock body 2.1 through the screw b2.12, the gear 2.11 is arranged on the driving shaft 2.2, the gear 2.11 rotates along with the driving shaft, the gear 2.11 drives the power transmission rack connecting plate 2.9 to linearly move downwards along the guide block, the guide block is formed by combining the guide block a2.13 and a guide block b2.14 and is fixed on the lock body 2.1 through the screw a2.10, the rack connecting plate 2.9 is connected with the sliding, the locking pin 6 moves downwards along with the sliding connecting plate 8 and slides into a groove of the locking connecting plate 7 arranged on the high-voltage cabinet body 4, and the high-voltage cabinet door 1 is locked on the high-voltage cabinet body 4 at multiple points.
When the high-voltage cabinet is powered off and the door is opened, the button 2.7 of the lock 2 is firstly pressed to rotate around the connecting shaft b2.6, and the spring 2.8 is compressed, the button 2.7 rotates anticlockwise, so that the locking action of the handle 2.5 is cancelled, therefore, the handle 2.5 rotates around the connecting shaft a2.4 to bounce and is separated from the groove of the lock body 2.1 under the action of the torsion spring 2.3, the handle 2.5 can rotate, at this moment, the handle 2.5 is rotated clockwise, the driving shaft 2.2 is driven to rotate, the driving shaft 2.2 drives the gear 2.11 to rotate, the gear 2.11 drives the rack connecting plate 2.9 to move upwards along a guide block consisting of a guide block a2.13 and a guide block b2.14, the rack connecting plate 2.9 is connected with the sliding connecting plate 8 through the fixing pin 3, the sliding connecting plate 8 moves upwards along with the guide block a2.13, the locking pin 6 is fixed on the sliding connecting plate 8, the locking pin 6 also moves upwards along with the sliding connecting plate 8, the locking pin 6 slides out of a groove of the locking connecting plate 7 arranged on the high-voltage cabinet body 4, and the high-voltage cabinet door can be opened.
Claims (1)
1. An explosion-proof device for a high-voltage switch cabinet door mainly comprises a high-voltage cabinet body, a high-voltage cabinet door, a hinge, a lock, a fixed pin, a guide screw, a locking pin, a locking connecting plate and a sliding connecting plate; one side of a high-voltage cabinet door is connected with a high-voltage cabinet body through a hinge, the other side of the high-voltage cabinet door is provided with a lock, a handle is arranged on the lock, the handle is connected with a driving shaft through a connecting shaft, a gear is arranged on the driving shaft, the gear drives a rack connecting plate, the rack connecting plate moves linearly along a guide block, the rack connecting plate is connected with a sliding connecting plate through a fixed pin, a locking pin is fixed on the sliding connecting plate, and a guide screw is arranged on the high-voltage cabinet door to ensure the sliding connecting plate to move linearly in; the high-voltage cabinet body is provided with a plurality of locking connecting plates, the locking connecting plates are provided with grooves, and the number of the locking connecting plate grooves corresponds to the number of the locking pins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020438794.0U CN211829618U (en) | 2020-03-31 | 2020-03-31 | Explosion-proof device for high-voltage switch cabinet door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020438794.0U CN211829618U (en) | 2020-03-31 | 2020-03-31 | Explosion-proof device for high-voltage switch cabinet door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211829618U true CN211829618U (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020438794.0U Active CN211829618U (en) | 2020-03-31 | 2020-03-31 | Explosion-proof device for high-voltage switch cabinet door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211829618U (en) |
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2020
- 2020-03-31 CN CN202020438794.0U patent/CN211829618U/en active Active
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