CN111463058B - Interlocking device of insulating cabinet - Google Patents
Interlocking device of insulating cabinet Download PDFInfo
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- CN111463058B CN111463058B CN202010305085.XA CN202010305085A CN111463058B CN 111463058 B CN111463058 B CN 111463058B CN 202010305085 A CN202010305085 A CN 202010305085A CN 111463058 B CN111463058 B CN 111463058B
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- mounting seat
- lock
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- insulating column
- cabinet
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- 238000003780 insertion Methods 0.000 claims abstract description 48
- 230000037431 insertion Effects 0.000 claims abstract description 48
- 230000006835 compression Effects 0.000 claims abstract description 21
- 238000007906 compression Methods 0.000 claims abstract description 21
- 238000009413 insulation Methods 0.000 claims abstract description 13
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
- H01H31/04—Interlocking mechanisms
- H01H31/06—Interlocking mechanisms for interlocking between casing, cover, or protective shutter and mechanism for operating contacts
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Abstract
The invention discloses an interlocking device of an insulation cabinet, which comprises an electronic lock and an interlocking structure, wherein the interlocking structure is arranged on one side of the electronic lock and comprises a mounting seat and an insertion shell, and an inlet is formed in one side of the mounting seat and a connecting space is formed; the connecting space is provided with a connecting port and an insulating column, one end of the insulating column penetrates through the mounting seat, and a connecting wire end is arranged; the other end of the insulating column is positioned in the connecting space, the insulating column is sleeved with a first compression spring, one end of the first compression spring is connected with the end part of the insulating column positioned in the connecting space, and the other end of the first compression spring is connected with the side wall through which the insulating column penetrates; a current detector is arranged on one side of the mounting seat, which is away from the inlet; the inserting shell comprises a controller and an inserting end which are in signal connection with each other, and the controller is arranged in the inserting shell. According to the technical scheme provided by the invention, the insulating column is matched with the compression spring to control the grounding of the grounding loop, so that a user cannot open the cabinet door under the condition that the grounding loop is not grounded, and a very good protection effect is achieved for maintenance personnel.
Description
Technical Field
The invention relates to the technical field of power control, in particular to an interlocking device of an insulation cabinet.
Background
The insulated cabinet is the controlling means who carries out the switching to power transmission in electric power distribution system, and when the insulated cabinet was used, the cabinet door played the function that separates internal circuit and external world, when the cabinet door was opened, must ensure earthing switch ground connection to protect the maintainer. Generally realize through mechanical transmission (for example, connecting rod) in the current insulated cabinet, open or close through the cabinet door through connecting rod drive earthing switch to realize cabinet door and earthing switch's interlocking, but this kind of mechanical interlocking sometimes can have the error because of the connecting rod transmission to lead to earthing switch not to ground connection, the potential safety hazard appears.
Disclosure of Invention
The invention mainly aims to provide an interlocking device of an insulating cabinet, and aims to solve the problem that a grounding switch is not grounded when a cabinet door is opened.
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
an interlocking device of an insulation cabinet comprises an electronic lock and an interlocking structure, wherein the electronic lock and the interlocking structure are both arranged on the outer wall of a cabinet body of the insulation cabinet, an upper grounding wire and a lower grounding wire which form a complete grounding loop are arranged in the cabinet body, and the electronic lock is used for opening or locking a cabinet door; the interlocking structure is arranged on one side of the electronic lock and comprises a mounting seat and an insertion shell which are detachably connected, an inlet is formed in one side of the mounting seat, a connecting space communicated with the inlet is formed in the mounting seat, and the connecting space is used for accommodating the insertion shell entering from the inlet; one side, far away from the inlet opening, of the connecting space is respectively provided with a connecting port and an insulating column, one end of the insulating column vertically penetrates through the mounting seat and is away from the side wall of the inlet opening, one end, located outside the mounting seat, of the insulating column is provided with a connecting wire end, the insertion shell is inserted into the connecting space, the insulating column moves towards the direction far away from the insertion shell, and the connecting wire end is used for penetrating into the cabinet body along the moving direction of the insulating column and respectively electrically connecting an upper grounding wire and a lower grounding wire in the cabinet body, so that the upper grounding wire and the lower grounding wire are communicated to form a complete grounding loop and are grounded; a first compression spring is sleeved on the outer wall of the insulating column positioned in the connecting space, one end of the first compression spring is connected with the end part of the insulating column positioned in the connecting space, and the other end of the first compression spring is connected with the side wall through which the insulating column penetrates; a current detector is arranged on one side, away from the inlet, of the mounting seat, the current detector is electrically connected with the connecting port and the connecting end respectively, and the connecting port is electrically connected with the electronic lock; the insertion shell comprises a controller and an insertion end which are in signal connection with each other, and the controller is arranged in the insertion shell; the insertion end is positioned on one side of the insertion shell facing the insulating column; the insertion shell enters the connecting space through the access port, and the insertion end is connected with the connecting port so that the controller is in signal connection with the electronic lock and the current detector respectively; the controller is used for receiving a current signal which is detected by the current detector and communicated with the grounding loop and the connecting end, so as to control the electronic lock to open the cabinet door according to the current signal.
Preferably, a sliding groove perpendicular to the inlet port is formed in the inner side surface of the mounting seat, a sliding block is arranged on one side, facing the sliding groove, of the insertion shell and is in sliding connection with the sliding groove, a limiting structure is arranged at one end, close to the inlet port, of the sliding groove, and the limiting structure is used for blocking the sliding block from sliding out of the sliding groove.
Preferably, the limiting structure comprises a first limiting groove arranged at the groove bottom of the sliding groove, a limiting block is arranged in the first limiting groove, one side of the limiting block, which is close to the inlet, is an inclined plane, and the distance from the inclined plane to the side of the limiting block, which is far away from the inlet, is gradually decreased from the groove bottom of the first limiting groove to the direction of the groove bottom, which is far away from the first limiting groove; and a second compression spring is arranged at the bottom of the first limiting groove and connected with the limiting block.
Preferably, an entrance door is arranged at the entrance, the entrance door and one side, opposite to the sliding groove, in the mounting seat are hinged through a spring hinge, and a friction layer is arranged on one side, facing the insulating column, of the entrance door.
Preferably, the inner wall surface of the chute and the outer wall surface of the slider are both provided with a friction layer.
Preferably, the electronic lock comprises a door lock main body and a lock box, wherein a lock opening is formed in one side, facing the door lock main body, of the lock box, the lock opening is used for accommodating a lock tongue of the door lock main body, one side, facing away from the lock opening, of the lock box is attached to the outer wall surface of the mounting seat, and a rectangular through hole penetrates through the attachment positions of the lock box and the mounting seat respectively; a second limiting groove is formed in one side, facing the rectangular through hole, of the insertion shell, an electromagnet in signal connection with the controller is arranged at the bottom of the second limiting groove, a limiting strip is arranged on one side, facing the notch of the second limiting groove, of the electromagnet, a magnet block is arranged on one side, facing the electromagnet, of the limiting strip, and the magnetic pole of the magnet block facing the electromagnet is the same as the magnetic pole of the electromagnet when the electromagnet is started; the area of the notch of the second limiting groove is smaller than the cross section of the second limiting groove and the cross section of the magnet block, and one end of the limiting strip, which deviates from the electromagnet, is used for enabling the rectangular through hole to enter the lock box so as to block the lock tongue from entering the lock box.
Preferably, one end of the limiting strip, which is far away from the electromagnet, is provided with a flexible layer.
Preferably, an insulating layer is arranged on one end of the insertion shell facing the insulating column and on the inner wall surface of the mounting seat.
Preferably, the length of the limiting strip is greater than the distance from the locking opening of the lock box to the rectangular through hole.
Compared with the prior art, the invention at least has the following beneficial effects:
the mounting seat and the inserting shell are designed in a separated mode, the mounting seat is embedded into the cabinet body, after the inserting shell enters the mounting seat, the insulating column is pushed by the inserting shell, the connecting wire end is communicated with the grounding loop, whether the grounding loop works normally or not is detected through the current detector, and when the grounding loop works normally, the controller drives the electronic lock to open the cabinet door; when the grounding circuit does not work normally, the cabinet door is locked by the electronic lock, the grounding of the grounding circuit is controlled by the insulating column matched with the compression spring, a user can not open the cabinet door under the condition that the grounding circuit is not grounded, and a very good protection effect is achieved for maintenance personnel.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an interlocking device of an insulated cabinet according to an embodiment of the present invention;
FIG. 2 is a perspective view of the access door with the mounting base open;
FIG. 3 is a schematic view of the interior of the access door with the mounting base closed;
fig. 4 is a schematic view of the internal structure of the insertion plug.
The reference numbers illustrate:
the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides an interlocking device of an insulation cabinet.
An interlocking device of an insulation cabinet as shown in fig. 1 to 4 comprises an electronic lock 1 and an interlocking structure, wherein the electronic lock 1 and the interlocking structure are both arranged on the outer wall of a cabinet body of the insulation cabinet, an upper grounding wire and a lower grounding wire which form a complete grounding loop are arranged in the cabinet body, and the electronic lock 1 is used for opening or locking a cabinet door; the interlocking structure is arranged on one side of the electronic lock 1 and comprises a mounting seat 2 and an insertion shell 3 which are detachably connected, an inlet 21 is formed in one side of the mounting seat 2, a connecting space 23 communicated with the inlet 21 is formed in the mounting seat 2, and the connecting space 23 is used for accommodating the insertion shell 3 entering from the inlet 21; a connecting port 24 and an insulating column 25 are respectively arranged on one side, far away from the inlet 21, in the connecting space 23, one end of the insulating column 25 vertically penetrates through the side wall, far away from the inlet 21, of the mounting seat 2, a connecting wire end 251 is arranged at one end, located outside the mounting seat 2, of the insulating column 25, the inserting shell 3 is inserted into the connecting space 23, the insulating column 25 moves towards the direction far away from the inserting shell 3, and the connecting wire end 251 is used for penetrating into the cabinet body along the moving direction of the insulating column 25 and respectively electrically connecting an upper grounding wire and a lower grounding wire in the cabinet body, so that the upper grounding wire and the lower grounding wire are communicated to form a complete grounding loop and are grounded; a first compression spring 252 is sleeved on the outer wall of the insulation column 25 positioned in the connection space 23, one end of the first compression spring 252 is connected with the end part of the insulation column 25 positioned in the connection space 23, and the other end is connected with the side wall through which the insulation column 25 passes; a current detector 26 is arranged on one side of the mounting seat 2, which is far away from the inlet 21, the current detector 26 is respectively electrically connected with the connecting port 24 and the connecting wire end 251, and the connecting port 24 is electrically connected with the electronic lock 1; the inserting shell 3 comprises a controller and an inserting end which are in signal connection with each other, and the controller is arranged in the inserting shell 3; the insertion end is positioned at one side of the insertion shell 3 facing the insulating column 25; the insertion housing 3 enters the connection space 23 through the access opening 21, and the insertion end is connected with the connection port 24, so that the controller is respectively connected with the electronic lock 1 and the current detector 26 through signals; the controller is used for receiving a current signal which is detected by the current detector 26 and communicated with the grounding loop and the connecting end 251, so as to control the electronic lock 1 to open the cabinet door according to the current signal.
Specifically, the cabinet body is internally provided with a grounding switch which is electrically connected and used for controlling the grounding loop to be electrified, the grounding switch is electrically connected with the connecting port, when the connecting port is connected with the inserting end, the controller enables the grounding loop to be electrified through the grounding switch, and the grounding loop is normally grounded. One side of the insertion housing 3 departing from the insulation column 25 is provided with a control panel of the signal connection controller, and the grounding switch is controlled through the control panel.
The mounting seat 2 and the inserting shell 3 are designed in a separated mode, the mounting seat 2 is embedded into the cabinet body, after the inserting shell 3 enters the mounting seat 2, the insulating column 25 is pushed by the inserting shell 3, the connecting wire end 251 is communicated with the grounding loop, whether the grounding loop works normally or not is detected through the current detector 26 (the grounding loop works normally when electrified, and the grounding loop works abnormally when not electrified), and when the grounding loop works normally, the controller drives the electronic lock 1 to open the cabinet door; when the grounding loop does not work normally, the cabinet door is locked by the electronic lock 1, the insulating column 25 is matched with the compression spring to control the grounding of the grounding loop, so that a user can not open the cabinet door under the condition that the grounding loop is not grounded, and a very good protection effect is achieved for maintenance personnel.
Specifically, an insulating guide rail 27 is arranged on one side of the mounting seat 2, which is away from the inlet 21, and the insulating column 25 slides along the insulating guide rail 27. The insulating guide rail 27 can prevent the insulating column 25 from being inclined during the moving process, so that the grounding loop cannot be grounded.
Referring to fig. 2 and 3, a sliding groove 28 perpendicular to the inlet opening 21 is formed in the inner side surface of the mounting seat 2, a sliding block 32 is slidably connected with the sliding groove 28 and is arranged on one side of the insertion housing 3 facing the sliding groove 28, a limiting structure 4 is arranged at one end of the sliding groove 28 close to the inlet opening 21, and the limiting structure 4 is used for blocking the sliding block 32 from sliding out of the sliding groove 28. The use of the slide groove 28 and the slide 32 makes it possible to position the insertion housing 3 in the spatial position into the mounting socket 2, while at the same time making the insertion housing 3 better enter the connection space 23.
Specifically, one end of the sliding groove 28, which is away from the insulating column 25, penetrates through the mounting seat 2; the slider 32 is rectangular form, and the one end that the slider 32 is close to the insulating column 25 slips into from the one end that the spout 28 deviates from the insulating column 25, and when the slider 32 slided into the spout 28 completely, the one end butt limit structure 4 that the slider 32 deviates from the insulating column 25, the other end butt spout 28's the other end. This allows the slide 32 to be better secured in the slide groove 28, so that the mounting base 2 is firmly secured in the connecting space 23.
The limiting structure 4 comprises a first limiting groove 41 arranged at the groove bottom of the sliding groove 28, a limiting block 42 is arranged in the first limiting groove 41, one side, close to the inlet 21, of the limiting block 42 is an inclined surface, and the distance from the inclined surface to the side, away from the inlet 21, of the limiting block 42 is gradually reduced from the groove bottom of the first limiting groove 41 to the groove bottom direction far away from the first limiting groove 41; the groove bottom of the first limiting groove 41 is provided with a second compression spring 43, and the second compression spring 43 is connected with the limiting block 42. The inclined surface is arranged to enable the limiting block 42 to be completely pressed into the first limiting groove 41 in the advancing process of the entering sliding block 32, and the limiting block 42 resets to block the sliding block 32 from sliding out after the sliding block 32 completely enters the sliding groove 28.
An inlet door 211 is arranged at the inlet 21, the inlet door 211 is hinged with one side of the mounting seat 2, which is opposite to the sliding groove 28, through a spring hinge, and a friction layer is arranged on one side of the inlet door 211, which faces the insulating column 25. The spring hinge is arranged so that when the insertion housing 3 leaves the connection space 23, the access door 211 can completely close the access opening 21, and the friction layer of the access door 211 can reduce the force of the first compression spring 252 to eject the insertion housing 3, thereby preventing the first compression spring 252 from ejecting the insertion housing 3. Specifically, the outer wall surface of the mounting seat 2 is provided with the coded lock, the lock tongue of the coded lock penetrates through the mounting seat 2 to be attached to the access door 211, the lock tongue of the coded lock is positioned on one side of the access door 211 facing the insulating column 25, and when the insertion casing 3 is not inserted into the mounting seat 2, the lock tongue of the coded lock can block the access door 211 to be opened, so that the situation that other objects are inserted into the connecting space 23 by irrelevant personnel is avoided.
Friction layers are provided on both the inner wall surface of the slide groove 28 and the outer wall surface of the slider 32. The friction layer can reduce the sliding speed of the slider 32 in the sliding groove 28, so that the connection between the mounting seat 2 and the insertion housing 3 is more stable, and the first compression spring 252 is prevented from bouncing off the insertion housing 3.
Referring to fig. 1, 2 and 4, the electronic lock 1 includes a door lock main body 11 and a lock box 12, a lock notch is formed in one side of the lock box 12 facing the door lock main body 11, the lock notch is used for accommodating a bolt of the door lock main body 11, one side of the lock box 12 facing away from the lock notch is attached to an outer wall surface of the mounting seat 2, and a rectangular through hole 22 penetrates through the attachment positions of the lock box 12 and the mounting seat 2 respectively; a second limiting groove 33 is formed in one side, facing the rectangular through hole 22, of the insertion shell 3, an electromagnet 34 connected with a controller through a signal is arranged at the bottom of the second limiting groove 33, a limiting strip 35 is arranged on one side, facing the notch of the second limiting groove 33, of the electromagnet 34, a magnet block 31 is arranged on one side, facing the electromagnet 34, of the limiting strip 35, and the magnetic pole of the magnet block 31, facing the electromagnet 34, is the same as the magnetic pole of the electromagnet 34 when the electromagnet is turned on; the area of the notch of the second limit groove 33 is smaller than the cross section of the second limit groove 33 in the groove and the cross section of the magnet block 31, and one end of the limit strip 35, which is away from the electromagnet 34, is used for entering the lock case 12 from the rectangular through hole 22 to block the lock tongue from entering the lock case 12. When the controller acquires the normal information of the power-on of the ground circuit, the controller controls the electromagnet 34 to be powered on, the bolt of the electronic lock 1 leaves the lock box 12, the electromagnet 34 enables the limiting strip 35 to enter the lock box 12 through magnetic force, and therefore a user can not close the cabinet door under the condition that the user does not draw out the insertion shell 3.
The end of the stop strip 35 facing away from the electromagnet 34 is provided with a flexible layer. The flexible layer can avoid the rigid impact between the bolt of the electronic lock 1 and the limit strip 35.
An insulating layer is provided on both the end of the insertion housing 3 facing the insulating column 25 and the inner wall surface of the mounting seat 2. The arrangement of the insulating layer can prevent the controller from being damaged by electric leakage.
The length of the limiting strip 35 is larger than the distance from the locking opening of the lock box 12 to the rectangular through hole 22. The length of the limiting strip 35 enables the limiting strip 35 to completely occupy the space in the lock box 12, and prevents the lock tongue of the electronic lock 1 and the limiting strip 35 from being simultaneously inserted into the lock box 12.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. An interlocking device of an insulation cabinet is characterized by comprising an electronic lock and an interlocking structure, wherein the electronic lock and the interlocking structure are both arranged on the outer wall of a cabinet body of the insulation cabinet, an upper grounding wire and a lower grounding wire which form a complete grounding loop are arranged in the cabinet body, and the electronic lock is used for opening or locking a cabinet door; the interlocking structure is arranged on one side of the electronic lock and comprises a mounting seat and an insertion shell which are detachably connected, an inlet is formed in one side of the mounting seat, a connecting space communicated with the inlet is formed in the mounting seat, and the connecting space is used for accommodating the insertion shell entering from the inlet; one side, far away from the inlet opening, of the connecting space is respectively provided with a connecting port and an insulating column, one end of the insulating column vertically penetrates through the mounting seat and is away from the side wall of the inlet opening, one end, located outside the mounting seat, of the insulating column is provided with a connecting wire end, the insertion shell is inserted into the connecting space, the insulating column moves towards the direction far away from the insertion shell, and the connecting wire end is used for penetrating into the cabinet body along the moving direction of the insulating column and respectively electrically connecting an upper grounding wire and a lower grounding wire in the cabinet body, so that the upper grounding wire and the lower grounding wire are communicated to form a complete grounding loop and are grounded; a first compression spring is sleeved on the outer wall of the insulating column positioned in the connecting space, one end of the first compression spring is connected with the end part of the insulating column positioned in the connecting space, and the other end of the first compression spring is connected with the side wall through which the insulating column penetrates; a current detector is arranged on one side, away from the inlet, of the mounting seat, the current detector is electrically connected with the connecting port and the connecting end respectively, and the connecting port is electrically connected with the electronic lock; the insertion shell comprises a controller and an insertion end which are in signal connection with each other, and the controller is arranged in the insertion shell; the insertion end is positioned on one side of the insertion shell facing the insulating column; the insertion shell enters the connecting space through the access port, and the insertion end is connected with the connecting port so that the controller is in signal connection with the electronic lock and the current detector respectively; the controller is used for receiving a current signal which is detected by the current detector and communicated with the grounding loop and the connecting end, so as to control the electronic lock to open the cabinet door according to the current signal.
2. The insulated cabinet interlocking device according to claim 1, wherein a sliding groove perpendicular to the inlet opening is formed in an inner side surface of the mounting seat, a sliding block is slidably connected with the sliding groove on one side of the insertion housing facing the sliding groove, a limiting structure is arranged at one end of the sliding groove close to the inlet opening, and the limiting structure is used for blocking the sliding block from sliding out of the sliding groove.
3. The insulated cabinet interlocking device according to claim 2, wherein the limiting structure comprises a first limiting groove arranged at the groove bottom of the sliding groove, a limiting block is arranged in the first limiting groove, one side of the limiting block, which is close to the inlet, is an inclined surface, and the distance from the inclined surface to the side of the limiting block, which is far away from the inlet, is gradually decreased from the groove bottom of the first limiting groove to the groove bottom direction far away from the first limiting groove; and a second compression spring is arranged at the bottom of the first limiting groove and connected with the limiting block.
4. The insulated cabinet interlocking device according to claim 2, wherein an access door is arranged at the access opening, the access door and one side of the mounting seat, which faces the sliding chute, are hinged through a spring hinge, and a friction layer is arranged on one side of the access door, which faces the insulating column.
5. The insulating cabinet interlocking device according to claim 2, wherein the inner wall surface of the sliding groove and the outer wall surface of the sliding block are provided with friction layers.
6. The interlocking device of the insulated cabinet according to any one of claims 1 to 5, wherein the electronic lock comprises a door lock main body and a lock box, wherein a lock opening is formed in one side, facing the door lock main body, of the lock box, the lock opening is used for accommodating a lock tongue of the door lock main body, one side, facing away from the lock opening, of the lock box is attached to the outer wall surface of the mounting seat, and a rectangular through hole penetrates through the attachment positions of the lock box and the mounting seat respectively; a second limiting groove is formed in one side, facing the rectangular through hole, of the insertion shell, an electromagnet in signal connection with the controller is arranged at the bottom of the second limiting groove, a limiting strip is arranged on one side, facing the notch of the second limiting groove, of the electromagnet, a magnet block is arranged on one side, facing the electromagnet, of the limiting strip, and the magnetic pole of the magnet block facing the electromagnet is the same as the magnetic pole of the electromagnet when the electromagnet is started; the area of the notch of the second limiting groove is smaller than the cross section of the second limiting groove and the cross section of the magnet block, and one end of the limiting strip, which deviates from the electromagnet, is used for enabling the rectangular through hole to enter the lock box so as to block the lock tongue from entering the lock box.
7. The insulated cabinet interlocking device according to claim 6, wherein a flexible layer is arranged at one end of the limiting strip, which faces away from the electromagnet.
8. The insulated cabinet interlock of claim 6, wherein an insulating layer is provided on both the end of the insert housing facing the insulating column and the inner wall surface of the mounting seat.
9. The insulated cabinet interlocking device according to claim 6, wherein the length of the limiting strip is greater than the distance from the locking notch of the lock box to the rectangular through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010305085.XA CN111463058B (en) | 2020-04-17 | 2020-04-17 | Interlocking device of insulating cabinet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010305085.XA CN111463058B (en) | 2020-04-17 | 2020-04-17 | Interlocking device of insulating cabinet |
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| Publication Number | Publication Date |
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| CN111463058A CN111463058A (en) | 2020-07-28 |
| CN111463058B true CN111463058B (en) | 2022-01-28 |
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| CN202010305085.XA Active CN111463058B (en) | 2020-04-17 | 2020-04-17 | Interlocking device of insulating cabinet |
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| CN112202062B (en) * | 2020-08-20 | 2022-03-25 | 华翔翔能科技股份有限公司 | High-low voltage electrical cabinet with safety switch |
| CN113852348B (en) * | 2021-08-11 | 2024-03-26 | 华翔翔能科技股份有限公司 | Permanent magnet type opposite-excitation switch applied to photovoltaic power generation system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202150379U (en) * | 2011-06-23 | 2012-02-22 | 上海天灵开关厂有限公司 | Locking device for overhaul |
| CN102522236B (en) * | 2011-12-20 | 2014-07-09 | 上海纳杰电气成套有限公司 | Anti-misoperation interlocking mechanism of prefabricated substation transformer chamber door |
| EP2624386B1 (en) * | 2012-02-01 | 2014-12-24 | ABB Technology AG | Interlocking device for a switchgear |
| CN106328426B (en) * | 2015-06-30 | 2019-03-22 | 向荣集团有限公司 | The earthing switch and rear door interlocking mechanism of worm gear mechanism |
| CN205140808U (en) * | 2015-09-01 | 2016-04-06 | 希格玛电气(珠海)有限公司 | Interlock is operated with ground connection to looped netowrk cabinet |
| CN105914063A (en) * | 2016-05-16 | 2016-08-31 | 广州白云电器设备股份有限公司 | Grounding switch manual operation and electric operation interlockable switch cabinet |
| CN205680601U (en) * | 2016-06-08 | 2016-11-09 | 泰豪科技(深圳)电力技术有限公司 | A kind of high-voltage board ground switch interlocking device |
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Denomination of invention: Insulation cabinet interlocking device Effective date of registration: 20231106 Granted publication date: 20220128 Pledgee: China Co. truction Bank Corp Yiyang branch Pledgor: Huaxiang XiangNeng Technology Co.,Ltd. Registration number: Y2023980063452 |
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