CN220190190U - Medium-voltage power supply conversion cabinet - Google Patents
Medium-voltage power supply conversion cabinet Download PDFInfo
- Publication number
- CN220190190U CN220190190U CN202321461502.5U CN202321461502U CN220190190U CN 220190190 U CN220190190 U CN 220190190U CN 202321461502 U CN202321461502 U CN 202321461502U CN 220190190 U CN220190190 U CN 220190190U
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- China
- Prior art keywords
- installation cavity
- power supply
- center
- fixedly connected
- cabinet
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 18
- 238000009434 installation Methods 0.000 claims abstract description 54
- 239000000428 dust Substances 0.000 claims abstract description 25
- 230000001012 protector Effects 0.000 claims abstract description 4
- 230000000694 effects Effects 0.000 abstract description 7
- 230000017525 heat dissipation Effects 0.000 abstract description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 230000000903 blocking effect Effects 0.000 abstract description 2
- 241000282472 Canis lupus familiaris Species 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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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
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The utility model discloses a medium-voltage power supply conversion cabinet which comprises a cabinet body, wherein a first installation cavity, a second installation cavity and a third installation cavity are respectively arranged in the center of the cabinet body from top to bottom; the cabinet doors are respectively arranged on the first installation cavity, the second installation cavity and the third installation cavity, handles are fixedly connected to the cabinet doors, and a power supply assembly is arranged at the center of the first installation cavity; the center of the second installation cavity is fixedly connected with a circuit breaking protector, the center of the third installation cavity is fixedly connected with a PT handcart, the rear end of the first installation cavity is provided with a heat dissipation hole, and the rear end face of the cabinet body is provided with a dustproof component corresponding to the heat dissipation hole; according to the utility model, through the dustproof assembly, dust can be prevented from entering the center of the first installation cavity through the radiating hole, normal heat dissipation of the main power supply and the standby power supply is ensured, the service lives of the main power supply and the standby power supply are prolonged, the use effect is good, the dustproof net is convenient to clean, and the dust is prevented from blocking the dustproof net.
Description
Technical Field
The utility model relates to the technical field of power supplies, in particular to a medium-voltage power supply conversion cabinet.
Background
The double-power automatic transfer switch (hereinafter referred to as transfer switch) is suitable for a double-loop power supply system with alternating current of 50Hz or 60Hz, rated working voltage of 400V and rated current of 800A and below. The selective switching between the two power supplies can be performed as desired. The product has the functions of short circuit, overload, undervoltage and voltage loss protection, and simultaneously has the functions of fire protection, double-opening and closing signal output, and can be timely converted into a standby power supply for use after the main power supply fails, so that the use is wide.
The center of a power cavity of the existing medium-voltage power supply conversion cabinet is always provided with a radiating hole for radiating power supply, so that burning out caused by overhigh temperature of the power supply is prevented, dust easily enters the center of the power supply cavity through the radiating hole and is accumulated on the power supply, the radiating effect of the power supply is poor, the damage of the power supply is accelerated, the service life of the power supply is prolonged, and the using effect is poor.
It is therefore desirable to provide a medium voltage power conversion cabinet to solve the above problems.
Disclosure of Invention
The utility model aims to solve the technical problems that the center of a power cavity of the traditional medium-voltage power supply conversion cabinet is always provided with a radiating hole for radiating power supply, so that burning out caused by overhigh temperature of the power supply is prevented, but dust easily enters the center of the power supply cavity through the radiating hole and is accumulated on the power supply, so that the radiating effect of the power supply is poor, the damage of the power supply is accelerated, the service life of the power supply is shortened, and the using effect is poor.
In order to solve the technical problems, the utility model adopts a technical scheme that: the medium-voltage power supply conversion cabinet comprises a cabinet body, wherein a first installation cavity, a second installation cavity and a third installation cavity are respectively arranged in the center of the cabinet body from top to bottom;
the cabinet doors are respectively arranged on the first installation cavity, the second installation cavity and the third installation cavity, handles are fixedly connected to the cabinet doors, and a power supply assembly is arranged at the center of the first installation cavity;
the second installation cavity center fixedly connected with circuit breaker, third installation cavity center fixedly connected with PT handcart, the louvre has been seted up to first installation cavity rear end, the terminal surface is provided with the dustproof subassembly corresponding with the louvre behind the cabinet body.
The utility model is further provided with: the power supply assembly comprises a main power supply arranged at the center of a first installation cavity, a standby power supply is further arranged at the center of the first installation cavity, a controller is fixedly connected to the center of the first installation cavity, and a temperature sensor is arranged on the main power supply.
Through the technical scheme, when the main power supply fails, the circuit is in short circuit and burns out, the temperature rises, the temperature sensor can detect a temperature signal and transmit the temperature signal to the controller, the controller cuts off the passage of the main circuit, and the passage of the standby power supply is opened, so that the standby power supply can be used for supplying power, and the medium-voltage power supply conversion is completed.
The utility model is further provided with: dustproof subassembly includes the mounting bracket of fixed connection in cabinet body rear end face, the mounting bracket has been seted up to mounting bracket one side, the mounting bracket center is provided with the dust screen, the top of mounting bracket is all rotated with the bottom position and is connected with the axis of rotation, two equal fixedly connected with dog in the axis of rotation, two the equal fixedly connected with torsional spring of front and back end of dog.
Through above-mentioned technical scheme, when clearing up the dust screen, pull two dogs, directly take out the dust screen afterwards can.
The utility model is further provided with: and a through hole is formed in one side of the mounting frame, and the dustproof net penetrates through the center of the through hole.
Through above-mentioned technical scheme for the dust screen can slide at the mounting bracket center, and then can take out the dust screen.
The utility model is further provided with: two shaft grooves are formed in the front inner wall and the rear inner wall of the mounting groove, and the two rotating shafts penetrate through the centers of the shaft grooves.
Through above-mentioned technical scheme for two axis of rotation homoenergetic rotate at the mounting groove center, and then drive the dog and rotate, realize spacing and release spacing function to the dust screen.
The utility model is further provided with: both the stop blocks are tightly attached to the mounting frame.
Through above-mentioned technical scheme for two dogs can block the mounting bracket spacing, owing to receive the resilience force of torsional spring, the dog provides the extrusion force to the dust screen, makes its installation stable.
The beneficial effects of the utility model are as follows:
1. according to the utility model, through the power supply assembly, after the main power supply is in short circuit fault, the temperature in the circuit rises, the temperature sensor detects the temperature fault and transmits signals to the controller, the controller cuts off the main power supply passage and opens the standby power supply passage, so that power can be supplied through the standby power supply, and the occurrence of power failure is prevented, and the processing efficiency is influenced;
2. according to the utility model, through the dustproof assembly, dust can be prevented from entering the center of the first installation cavity through the radiating hole, normal heat dissipation of the main power supply and the standby power supply is ensured, the service lives of the main power supply and the standby power supply are prolonged, the use effect is good, the dustproof net is convenient to clean, and the dust is prevented from blocking the dustproof net.
Drawings
FIG. 1 is a first perspective view of the present utility model;
FIG. 2 is a schematic view of a part of the component structure of the present utility model;
FIG. 3 is a second view of the present utility model;
FIG. 4 is a schematic view of the internal structure of the present utility model;
fig. 5 is a partial enlarged view at a in fig. 3.
In the figure: 1. a cabinet body; 2. a first mounting cavity; 3. a second mounting cavity; 4. a third mounting cavity; 5. a cabinet door; 6. a handle; 7. a power supply assembly; 701. a main power supply; 702. a standby power supply; 703. a controller; 704. a temperature sensor; 8. a circuit breaking protector; 9. PT handcart; 10. a heat radiation hole; 11. a dust-proof assembly; 1101. a mounting frame; 1102. a mounting groove; 1103. a dust screen; 1104. a rotating shaft; 1105. a stop block; 1106. and (3) a torsion spring.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
Referring to fig. 1-5, a medium voltage power supply conversion cabinet comprises a cabinet body 1, wherein a first installation cavity 2, a second installation cavity 3 and a third installation cavity 4 are respectively arranged in the center of the cabinet body 1 from top to bottom; the cabinet doors 5 are arranged on the first installation cavity 2, the second installation cavity 3 and the third installation cavity 4, the handles 6 are fixedly connected to the cabinet doors 5, and the power supply assembly 7 is arranged in the center of the first installation cavity 2; the center of the second installation cavity 3 is fixedly connected with a circuit breaking protector 8, the center of the third installation cavity 4 is fixedly connected with a PT handcart 9, the rear end of the first installation cavity 2 is provided with a heat dissipation hole 10, and the rear end face of the cabinet body 1 is provided with a dustproof component 11 corresponding to the heat dissipation hole 10;
as shown in fig. 4, the power supply assembly 7 comprises a main power supply 701 installed in the center of the first installation cavity 2, a standby power supply 702 is also installed in the center of the first installation cavity 2, a controller 703 is fixedly connected to the center of the first installation cavity 2, and a temperature sensor 704 is arranged on the main power supply 701; when the main power supply 701 fails, the circuit is short-circuited and burnt, the temperature rises, the temperature sensor 704 can detect a temperature signal and transmit the temperature signal to the controller 703, the controller 703 cuts off the path of the main circuit, and the standby power supply 702 is opened, so that the standby power supply 702 can be used for supplying power, and medium-voltage power supply conversion is completed;
as shown in fig. 3 and 5, the dust-proof assembly 11 includes a mounting frame 1101 fixedly connected to the rear end face of the cabinet body 1, a mounting groove 1102 is formed in one side of the mounting frame 1101, a dust-proof net 1103 is arranged in the center of the mounting frame 1101, a through hole is formed in one side of the mounting frame 1101, and the dust-proof net 1103 penetrates through the center of the through hole; so that the dust screen 1103 can slide in the center of the mounting frame 1101, and the dust screen 1103 can be taken out; the top and bottom positions of the mounting groove 1102 are respectively and rotatably connected with a rotating shaft 1104, the front and rear inner walls of the mounting groove 1102 are respectively provided with two shaft grooves, and the two rotating shafts 1104 penetrate through the centers of the shaft grooves; the two rotating shafts 1104 can rotate in the center of the mounting groove 1102, so that the stop block 1105 is driven to rotate, and the functions of limiting and releasing the limit of the dust screen 1103 are realized; a stop block 1105 is fixedly connected to each of the two rotating shafts 1104, and the two stop blocks 1105 are tightly attached to the mounting frame 1101; so that the two stoppers 1105 can block and limit the mounting frame 1101, and the stoppers 1105 provide extrusion force to the dust screen 1103 due to resilience force of the torsion springs 1106, so that the mounting is stable; torsion springs 1106 are fixedly connected to the front end and the rear end of the two stop blocks 1105; when cleaning the dust screen 1103, the two stoppers 1105 are pulled, and then the dust screen 1103 is directly taken out.
When the utility model is used, when the main power supply 701 fails, the circuit is in short circuit and burns out, the temperature rises, the temperature sensor 704 can detect a temperature signal and transmit the temperature signal to the controller 703, the controller 703 cuts off the path of the main circuit, opens the path of the standby power supply 702, and can use the standby power supply 702 to supply power, thus completing medium-voltage power supply conversion, the dust screen 1103 can prevent dust from entering the first installation cavity 2 through the heat radiation holes 10, the dust-proof effect is achieved on the main power supply 701 and the standby power supply 702, the service lives of the main power supply 701 and the standby power supply 702 are prolonged, when the dust screen 1103 is cleaned, the two stop blocks 1105 are pulled, and then the dust screen 1103 is directly taken out, and the installation is the same.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (6)
1. The utility model provides a middling pressure power supply conversion cabinet, includes the cabinet body (1), its characterized in that: the center of the cabinet body (1) is provided with a first installation cavity (2), a second installation cavity (3) and a third installation cavity (4) from top to bottom respectively;
the cabinet door (5) is arranged on each of the first installation cavity (2), the second installation cavity (3) and the third installation cavity (4), the plurality of cabinet doors (5) are fixedly connected with handles (6), and a power supply assembly (7) is arranged at the center of the first installation cavity (2);
the intelligent cabinet is characterized in that the center of the second installation cavity (3) is fixedly connected with a circuit breaking protector (8), the center of the third installation cavity (4) is fixedly connected with a PT handcart (9), a radiating hole (10) is formed in the rear end of the first installation cavity (2), and a dustproof assembly (11) corresponding to the radiating hole (10) is arranged on the rear end face of the cabinet body (1).
2. A medium voltage power conversion cabinet according to claim 1, characterized in that: the power supply assembly (7) comprises a main power supply (701) arranged at the center of the first installation cavity (2), a standby power supply (702) is further arranged at the center of the first installation cavity (2), the center of the first installation cavity (2) is fixedly connected with a controller (703), and a temperature sensor (704) is arranged on the main power supply (701).
3. A medium voltage power conversion cabinet according to claim 1, characterized in that: dustproof subassembly (11) are including fixed connection in mounting bracket (1101) of cabinet body (1) rear end face, mounting bracket (1101) one side has been seted up mounting groove (1102), mounting bracket (1101) center is provided with dust screen (1103), the top of mounting groove (1102) is all rotated with bottom position and is connected with axis of rotation (1104), two equal fixedly connected with dog (1105) on axis of rotation (1104), two equal fixedly connected with torsional spring (1106) of front and back end of dog (1105).
4. A medium voltage power conversion cabinet according to claim 3, characterized in that: a through hole is formed in one side of the mounting frame (1101), and the dustproof net (1103) penetrates through the center of the through hole.
5. A medium voltage power conversion cabinet according to claim 3, characterized in that: two shaft grooves are formed in the front inner wall and the rear inner wall of the mounting groove (1102), and the two rotating shafts (1104) penetrate through the centers of the shaft grooves.
6. A medium voltage power conversion cabinet according to claim 3, characterized in that: both the stop blocks (1105) are tightly attached to the mounting frame (1101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321461502.5U CN220190190U (en) | 2023-06-09 | 2023-06-09 | Medium-voltage power supply conversion cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321461502.5U CN220190190U (en) | 2023-06-09 | 2023-06-09 | Medium-voltage power supply conversion cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220190190U true CN220190190U (en) | 2023-12-15 |
Family
ID=89115191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321461502.5U Active CN220190190U (en) | 2023-06-09 | 2023-06-09 | Medium-voltage power supply conversion cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220190190U (en) |
-
2023
- 2023-06-09 CN CN202321461502.5U patent/CN220190190U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |