CN219371740U - Self-locking device for high-voltage cabinet door - Google Patents
Self-locking device for high-voltage cabinet door Download PDFInfo
- Publication number
- CN219371740U CN219371740U CN202223461469.4U CN202223461469U CN219371740U CN 219371740 U CN219371740 U CN 219371740U CN 202223461469 U CN202223461469 U CN 202223461469U CN 219371740 U CN219371740 U CN 219371740U
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- China
- Prior art keywords
- wall
- cabinet door
- cabinet body
- cabinet
- locking device
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/40—Display of information, e.g. of data or controls
Abstract
The utility model discloses a high-voltage cabinet door self-locking device, which comprises a cabinet body, wherein a controller assembly is arranged on the outer wall of the cabinet body, a positioning block is arranged on the outer wall of the cabinet body, a rotating shaft is arranged on the outer wall of the positioning block, a first cabinet door is rotatably connected on the outer wall of the rotating shaft, and a display screen is arranged on the outer wall of the first cabinet door; according to the utility model, when the switch of the control panel is disconnected, the electromagnetic lock is powered off, the second cabinet door can be opened for operation, so that the condition that the load switch of the cabinet body is not stopped is avoided, the second cabinet door is directly opened for high-voltage switch-off operation, high-voltage on-load switch-off is stopped, an electric signal generated by the infrared grille is transmitted to the processing module through the lead, an electric signal generated by the induction sensor is transmitted to the processing module through the lead, the processing module processes information, whether the safety threshold is exceeded or not is judged, and the audible-visual alarm plays a role in reminding.
Description
Technical Field
The utility model relates to the technical field of self-locking devices, in particular to a high-voltage cabinet door self-locking device.
Background
The high-voltage switch equipment is widely applied, and particularly the medium-voltage fixed switch equipment is widely applied to secondary substations, regional substations, step-down substations, power plants and large and medium-sized test stations of large industrial enterprises. As a metal switching device and a control device which are fixedly installed, for protection and convenient operation, the installation of interlocking is required for different parts of the device, mechanical interlocking is prioritized in design, such as the prior art represented by a high-voltage cabinet door interlocking device (publication No. CN 205282903U) of a comparison document, the technology of the patent consists of two semicircular plates with different radiuses through a driving plate, and a positioning hole matched with the section of an operation shaft of the high-voltage cabinet is arranged in the middle part of the driving plate; the interlocking plate is connected with the upper end of the interlocking rod and is contacted with the lower surface of the driving plate; the spring is sleeved on the interlocking rod, and the upper end of the spring is limited by a limiting pin penetrating through the interlocking rod; the left end of the locking plate is connected with the lower end of the interlocking rod and penetrates through the right panel of the high-voltage cabinet, and a part of the locking plate penetrating through the right panel is provided with a locking hole with the same appearance as the locking bolt at the lower end; the lock tongue passes through and is fixed with the front lower door of the high-voltage cabinet from front to back; when the interlocking device of the high-voltage cabinet door and the front lower door are in an unlocking state, the driving plates are horizontally and symmetrically arranged, and the springs are in a compression state; when the high-voltage cabinet door interlocking device and the front lower door are in a locking state, the driving plate is vertically and symmetrically arranged, and when the grounding switch is closed/opened, the high-voltage cabinet door interlocking device can complete the unlocking/locking function of the front lower door, so that the problems in the prior art are effectively solved, but the structure of the high-voltage cabinet door interlocking device is any perfect, and the high-voltage cabinet door interlocking device is specifically as follows:
in this scheme, normal power failure order is stopping total cabinet load switch earlier, stops the inlet wire knife switch again, and the load switch of present total cabinet is no matter have breaking, and the cabinet door of inlet wire cabinet can all be opened, all can operate the knife switch, and high pressure stops the load and cuts off the power supply, and this kind of condition very easily leads to operating personnel maloperation, and when not stopping total cabinet load switch promptly, directly opens the inlet wire cabinet door, operates the knife switch, has very big potential safety hazard.
Disclosure of Invention
The utility model provides a self-locking device of a high-voltage cabinet door, which aims to solve the problems.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a high-voltage cabinet door self-locking device, includes the cabinet body, be provided with the controller subassembly on the outer wall of the cabinet body, install the locating piece on the outer wall of the cabinet body, install the pivot on the outer wall of locating piece, rotate on the outer wall of pivot and be connected with first cabinet door, install the display screen on the outer wall of first cabinet door, one side of first cabinet door just is located the cabinet body on the outer wall install the cabinet door subassembly;
the controller assembly comprises a mounting shell, wherein the mounting shell is mounted on the outer wall of the cabinet body, a processing module is mounted on the inner wall of the mounting shell, a high-voltage current sensor is mounted on one side of the processing module and positioned on the inner wall of the mounting shell, a transmission module is mounted on one side of the high-voltage current sensor and positioned on the inner wall of the mounting shell, an audible and visual alarm is mounted on one side of the transmission module and positioned on the inner wall of the mounting shell, and a control panel is mounted on the outer wall of the mounting shell;
the cabinet door assembly comprises a fixed block and a closed shell, wherein the fixed block is arranged on the outer wall of the cabinet body, the outer wall of the fixed block is rotationally connected with a rotating rod, a second cabinet door is arranged on the outer wall of the rotating rod, the closed shell is arranged on the inner wall of the cabinet body, an electromagnetic lock is arranged on one side of the closed shell and at a port of the cabinet body, a knife switch is arranged on the outer wall of the closed shell, and an infrared grille is arranged on one side of the knife switch and at the inner wall of the closed shell.
As a preferable scheme of the utility model, the processing module is respectively connected with a display screen, a high-voltage current sensor, an electromagnetic lock, a transmission module, an audible and visual alarm, a control panel and an infrared grid through wires and is electrically connected.
As a preferable scheme of the utility model, the positioning blocks are provided with two groups and are respectively positioned on the outer wall of the cabinet body, and the positioning blocks are connected with the rotating shaft in a rotating way.
As a preferable scheme of the utility model, the first cabinet door is positioned at one side of the second cabinet door, and the installation shell is positioned right above the cabinet body.
As a preferable scheme of the utility model, the transmission module has a radio transmission function, and the fixing blocks are provided with two groups and are respectively positioned on the outer wall of the cabinet body.
As a preferable scheme of the utility model, the connection mode of the rotating rod and the second cabinet door is rotary connection, and the electromagnetic lock is of an annular structure.
As a preferable scheme of the utility model, the second cabinet door is made of a magnet material, and the infrared grille is positioned on the opposite side wall of the closed shell.
Compared with the prior art, when the control panel switch is opened, the electromagnetic lock is powered off, the second cabinet door can be opened for operation, the condition that the cabinet body load switch is not stopped is avoided, the second cabinet door is directly opened for high-voltage brake operation, and high-voltage on-load brake operation is stopped.
The infrared grille generates an electric signal which is conducted to the processing module through the lead, the induction sensor generates an electric signal which is conducted to the processing module through the lead, the processing module processes the information and judges whether the information exceeds a safety threshold value, and the audible and visual alarm plays a role in reminding.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a second cabinet structure according to the present utility model;
FIG. 3 is a schematic view of the cabinet door assembly of the present utility model;
fig. 4 is a schematic structural diagram of a controller assembly according to the present utility model.
In the figure: 1. a cabinet body; 2. a controller assembly; 201. a mounting shell; 202. a processing module; 203. a high-voltage current sensor; 204. a transmission module; 205. an audible and visual alarm; 206. a control panel; 3. a positioning block; 4. a rotating shaft; 5. a first cabinet door; 6. a display screen; 7. a cabinet door assembly; 701. a fixed block; 702. a closed housing; 703. a rotating rod; 704. a second cabinet door; 705. an electromagnetic lock; 706. a knife switch; 707. an infrared grille.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.
Examples: please refer to a high-voltage cabinet door self-locking device shown in fig. 1-4, which comprises a cabinet body 1, wherein a controller component 2 is arranged on the outer wall of the cabinet body 1, a positioning block 3 is arranged on the outer wall of the cabinet body 1, a rotating shaft 4 is arranged on the outer wall of the positioning block 3, a first cabinet door 5 is rotatably connected on the outer wall of the rotating shaft 4, a display screen 6 is arranged on the outer wall of the first cabinet door 5, and a cabinet door component 7 is arranged on one side of the first cabinet door 5 and on the outer wall of the cabinet body 1.
In this embodiment, referring specifically to fig. 1 and 4, the controller assembly 2 includes a mounting housing 201, the mounting housing 201 is mounted on an outer wall of the cabinet 1, a processing module 202 is mounted on an inner wall of the mounting housing 201, a high-voltage current sensor 203 is mounted on one side of the processing module 202 and located on an inner wall of the mounting housing 201, a transmission module 204 is mounted on one side of the high-voltage current sensor 203 and located on an inner wall of the mounting housing 201, an audible and visual alarm 205 is mounted on one side of the transmission module 204 and located on an inner wall of the mounting housing 201, and a control panel 206 is mounted on an outer wall of the mounting housing 201.
Wherein, processing module 202 is connected with display screen 6 respectively through the wire, high-voltage current sensor 203, electromagnetic lock 705, transmission module 204, audible-visual annunciator 205, control panel 206 and infrared grid 707 and connected mode are under electric connection's effect, make the device switch on, transmission module 204 has under the effect of radio transmission function, the signal of telecommunication that processing module 202 produced can be conducted to transmission module 204 through the wire simultaneously, transmission module 204 passes through the radio and uploads to the master console and stores, be convenient for later maintenance and record, locating piece 3 is provided with two sets of and is located the outer wall of cabinet body 1 respectively, the connected mode of locating piece 3 and pivot 4 is the rotation and connects, the stability of device is better, first cabinet door 5 is located one side of second cabinet door 704, install casing 201 is located the cabinet body 1 directly over.
In this embodiment, referring specifically to fig. 2 and 3, the cabinet door assembly 7 includes a fixed block 701 and a closed housing 702, the fixed block 701 is mounted on an outer wall of the cabinet body 1, a rotating rod 703 is rotatably connected to the outer wall of the fixed block 701, a second cabinet door 704 is mounted on the outer wall of the rotating rod 703, the closed housing 702 is mounted on an inner wall of the cabinet body 1, an electromagnetic lock 705 is mounted on one side of the closed housing 702 and at a port of the cabinet body 1, a knife 706 is mounted on the outer wall of the closed housing 702, and an infrared grille 707 is mounted on one side of the knife 706 and at the inner wall of the closed housing 702.
Wherein, fixed block 701 is provided with two sets of and is located cabinet body 1's outer wall respectively, and bull stick 703 and the connected mode of second cabinet door 704 are rotated and are connected, and electromagnetic lock 705 is annular structure, and the material of second cabinet door 704 is magnet material, and when electromagnetic lock 705 circular telegram, electromagnetic lock 705 produced magnetism and adsorbed second cabinet door 704, and infrared grid 707 is located airtight casing 702 opposite lateral wall.
When the high-voltage cabinet door self-locking device works, the switch is opened on the control panel 206, the electromagnetic lock 705 is arranged at the port of the cabinet body 1, the power level of the electromagnetic lock 705 is 220V, the work is controlled by the contact on the switch of the control panel 206 of the cabinet body 1, namely, when the switch of the control panel 206 is closed, the contact is closed, and the circuit is communicated; when the control panel 206 is switched on and off, the contact is opened, the circuit is broken, namely when the control panel 206 is switched on and off, the electromagnetic lock 705 is electrified to generate magnetic force to absorb, and the second cabinet door 704 is not opened; when the switch of the control panel 206 is switched off, the electromagnetic lock 705 is powered off, the second cabinet door 704 can be opened for operation, the situation that the load switch of the cabinet body 1 is not stopped is avoided, the second cabinet door 704 is directly opened for high-voltage switching operation, the high-voltage on-load switching operation is stopped, and therefore the problem that no matter whether the load switch of the existing main cabinet is broken or not, the cabinet door of the incoming cabinet can be opened, the knife switch can be operated, the on-load power failure is stopped at high voltage, misoperation of operators is very easy to be caused, namely, when the load switch of the main cabinet is not stopped, the door of the incoming cabinet is directly opened, the knife switch is operated, and the problem of extremely large potential safety hazard exists is solved.
Under the effect of the infrared grille 707 installed on the inner wall of the closed shell 702, when the second cabinet door 704 is opened, when a body passes through the infrared grille 707, an electric signal generated by the infrared grille 707 is conducted to the processing module 202 through a wire, the processing module 202 processes information, meanwhile, an electric signal generated by the inductive sensor 203 according to the voltage inside the cabinet body 1 is generated, an electric signal generated by the inductive sensor 203 is conducted to the processing module 202 through a wire, the processing module 202 processes the signal, when a set value is reached, the inner cavity of the cabinet body 1 is electrified, the processing module 202 controls the audible and visual alarm 205 to give out a warning, and if the electromagnetic lock 705 and other modes fail, a protection mode is added, double protection enables the safety of the device to be better, so that when electric operation is solved, if the inner circuit of the electric cabinet is electrified, a great potential safety hazard exists in operating a knife switch.
Through when the control panel 206 switch brake off, electromagnetic lock 705 loses electricity, and second cabinet door 704 can open and operate, has avoided not stopping cabinet body 1 load switch, and directly opens second cabinet door 704 and carry out high-pressure brake operation, stop high-pressure on-load brake, infrared grid 707 produces the signal of telecommunication and passes through the wire conduction to processing module 202 simultaneously, inductive sensor 203 produces the signal of telecommunication and passes through the wire conduction to processing module 202, processing module 202 handles the information, judge whether surpass the security threshold, audible-visual annunciator 205 plays the effect of warning.
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. The utility model provides a high-voltage cabinet door self-locking device, includes the cabinet body (1), its characterized in that: the novel cabinet is characterized in that a controller component (2) is arranged on the outer wall of the cabinet body (1), a positioning block (3) is arranged on the outer wall of the cabinet body (1), a rotating shaft (4) is arranged on the outer wall of the positioning block (3), a first cabinet door (5) is rotatably connected to the outer wall of the rotating shaft (4), a display screen (6) is arranged on the outer wall of the first cabinet door (5), and a cabinet door component (7) is arranged on one side of the first cabinet door (5) and on the outer wall of the cabinet body (1);
the cabinet door assembly (7) comprises a fixed block (701) and a closed shell (702), the fixed block (701) is installed on the outer wall of the cabinet body (1), a rotating rod (703) is rotationally connected to the outer wall of the fixed block (701), a second cabinet door (704) is installed on the outer wall of the rotating rod (703), the closed shell (702) is installed on the inner wall of the cabinet body (1), an electromagnetic lock (705) is installed on one side of the closed shell (702) and at a port of the cabinet body (1), a knife switch (706) is installed on the outer wall of the closed shell (702), and an infrared grille (707) is installed on one side of the knife switch (706) and at the inner wall of the closed shell (702).
2. The high voltage cabinet door self-locking device according to claim 1, wherein: the controller assembly (2) comprises an installation shell (201), the installation shell (201) is installed on the outer wall of the cabinet body (1), a processing module (202) is installed on the inner wall of the installation shell (201), a high-voltage current sensor (203) is installed on one side of the processing module (202) and on the inner wall of the installation shell (201), a transmission module (204) is installed on one side of the high-voltage current sensor (203) and on the inner wall of the installation shell (201), an audible-visual alarm (205) is installed on one side of the transmission module (204) and on the inner wall of the installation shell (201), and a control panel (206) is installed on the outer wall of the installation shell (201).
3. The high voltage cabinet door self-locking device according to claim 2, wherein: the processing module (202) is respectively connected with the display screen (6), the high-voltage current sensor (203), the electromagnetic lock (705), the transmission module (204), the audible and visual alarm (205), the control panel (206) and the infrared grille (707) through wires in an electric connection mode.
4. The high voltage cabinet door self-locking device according to claim 1, wherein: the positioning blocks (3) are provided with two groups and are respectively positioned on the outer wall of the cabinet body (1), and the positioning blocks (3) are connected with the rotating shaft (4) in a rotating way.
5. The high voltage cabinet door self-locking device according to claim 2, wherein: the first cabinet door (5) is located on one side of the second cabinet door (704), and the installation shell (201) is located right above the cabinet body (1).
6. The high voltage cabinet door self-locking device according to claim 2, wherein: the transmission module (204) has a radio transmission function, and the fixing blocks (701) are provided with two groups and are respectively positioned on the outer wall of the cabinet body (1).
7. The high voltage cabinet door self-locking device according to claim 1, wherein: the connection mode of the rotating rod (703) and the second cabinet door (704) is rotary connection, and the electromagnetic lock (705) is of an annular structure.
8. The high voltage cabinet door self-locking device according to claim 1, wherein: the second cabinet door (704) is made of a magnet material, and the infrared grille (707) is arranged on the opposite side walls of the closed shell (702).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223461469.4U CN219371740U (en) | 2022-12-24 | 2022-12-24 | Self-locking device for high-voltage cabinet door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223461469.4U CN219371740U (en) | 2022-12-24 | 2022-12-24 | Self-locking device for high-voltage cabinet door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219371740U true CN219371740U (en) | 2023-07-18 |
Family
ID=87153351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223461469.4U Active CN219371740U (en) | 2022-12-24 | 2022-12-24 | Self-locking device for high-voltage cabinet door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219371740U (en) |
-
2022
- 2022-12-24 CN CN202223461469.4U patent/CN219371740U/en active Active
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