CN211879924U - Power distribution cabinet with explosion-proof and heat dissipation functions - Google Patents
Power distribution cabinet with explosion-proof and heat dissipation functions Download PDFInfo
- Publication number
- CN211879924U CN211879924U CN201921920379.2U CN201921920379U CN211879924U CN 211879924 U CN211879924 U CN 211879924U CN 201921920379 U CN201921920379 U CN 201921920379U CN 211879924 U CN211879924 U CN 211879924U
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- cabinet
- door
- explosion
- controller
- heat dissipation
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 27
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 238000001514 detection method Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 abstract description 5
- 238000001816 cooling Methods 0.000 abstract description 4
- 238000009423 ventilation Methods 0.000 abstract description 2
- 239000002360 explosive Substances 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- 230000005855 radiation Effects 0.000 description 5
- 238000004880 explosion Methods 0.000 description 3
- 238000010892 electric spark Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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Abstract
The utility model discloses a power distribution cabinet with explosion-proof and heat dissipation functions, which comprises a cabinet body, a cabinet door, a controller, a circuit breaker, an air inlet pipeline, an exhaust pipeline, a heat dissipation fan, a temperature sensor, a contact switch, a door lock and an explosion-proof lamp; the utility model discloses a cabinet, including the cabinet body, the cabinet door is equipped with the door, the cabinet is equipped with the door opening, the cabinet is equipped with the sealing baffle on the mouth, the cabinet door inboard has the sealing strip, has the through-hole on the cabinet door, the controller is installed on the through-hole of cabinet door, circuit breaker and temperature sensor install in the cabinet internally, the upper end at the cabinet body is installed to the intake stack, exhaust duct installs the side at the cabinet body, the inboard at cabinet body sealing baffle is installed to. This switch board controls the high voltage power supply input of switch board through the controller, prevents that the switch board door from opening the in-process, and high-voltage electrical element produces the spark. Meanwhile, a cooling fan and a ventilation pipeline are adopted to cool heat generated by high-voltage electrical equipment in the control cabinet.
Description
Technical Field
The utility model belongs to the technical field of electric power, a switch board with explosion-proof and heat dissipation function is related to.
Background
Combustible explosive gas is often generated in the production process of industrial departments such as petroleum, coal, textile, chemistry and the like, the surrounding air of the production units is often explosive due to the mixing of combustible explosive gas or dust, and once the gas is ignited by open fire, severe explosion occurs to cause major accidents. Electric sparks generated during the operation of the working electrical equipment in the environment are one of the important causes of such accidents, because external explosive gas often penetrates into the electrical equipment through the gaps of the outer shell of the electrical equipment; the electric element of high-voltage electrical equipment can produce the overheat in the operation to the switch board overhauls the in-process, need open the cabinet door, if the electric element of high-voltage electrical equipment produces the spark, the inside high temperature of switch board and combustible explosive gas just can be lighted and the emergence explosion, and the combustible explosive gas in the outer space that still can explode simultaneously causes major accident.
In order to avoid the above accidents, a control cabinet with explosion-proof and heat dissipation functions is needed to solve the technical problem.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model relates to a switch board with explosion-proof and heat dissipation function, this switch board control the high voltage power supply input of switch board through the controller, prevent that the switch board door from opening the in-process, and high-voltage electrical element produces the spark. Meanwhile, a cooling fan and a ventilation pipeline are adopted to cool heat generated by high-voltage electrical equipment in the control cabinet.
The utility model provides a power distribution cabinet with explosion-proof and heat dissipation functions, which comprises a cabinet body, a cabinet door, a controller, a circuit breaker, an air inlet pipeline, an exhaust pipeline, a heat dissipation fan, a temperature sensor, a contact switch, a door lock and an explosion-proof lamp; the utility model discloses a cabinet, including the cabinet body, the cabinet door is equipped with the door, the cabinet is equipped with the door opening, the cabinet is equipped with the sealing baffle on the mouth, the cabinet door inboard has the sealing strip, has the through-hole on the cabinet door, the controller is installed on the through-hole of cabinet door, circuit breaker and temperature sensor install in the cabinet internally, the upper end at the cabinet body is installed to the intake stack, exhaust duct installs the side at the cabinet body, the inboard at cabinet body sealing baffle is installed to.
The controller further comprises a touch screen, a power input port, a digital input port, a plurality of groups of digital output ports and an analog detection port; the touch screen can set parameter values, the power input end is connected into 220V alternating current power supply from the upper end of the circuit breaker, the digital output port can output 220V alternating current power supply, and the analog detection port can detect the parameter values in the temperature sensor.
The circuit breaker further comprises an electromagnetic coil and contacts, wherein the electromagnetic coil is installed on the circuit breaker, the contacts of the electromagnetic coil are connected with a group of digital output ports on the controller through connecting wires, and the contacts are connected with the electromagnetic coil through a mechanical device.
The heat radiation fan is arranged on an exhaust duct in the cabinet body, and a power supply inlet port of the heat radiation fan is connected with a group of digital output ports on the controller through a connecting wire.
The temperature sensor further comprises a detection port which is electrically connected with the analog quantity detection port of the controller through a connecting wire.
The contact switch further comprises a normally open contact which is connected with the digital input port of the controller through a connecting wire.
The door lock further comprises an electromagnetic coil and a mechanical lock, the mechanical lock is mounted on the electromagnetic coil, and contacts of the electromagnetic coil are connected with a group of digital quantity output ports on the controller through connecting wires.
The explosion-proof lamp further comprises a power input end, and the power input end is connected with a group of digital output ports on the controller through a connecting wire.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a power distribution cabinet with explosion-proof and heat dissipation functions.
In the figure: 1. a cabinet body; 2. a cabinet door; 3. a controller; 4. a circuit breaker; 5. an air inlet pipeline; 6. an exhaust duct; 7. a heat radiation fan; 8. a temperature sensor; 9. a contact switch; 10. a door lock; 11. an explosion-proof lamp.
Detailed Description
The following combines the attached drawing to do the detailed explanation to utility model a switch board concrete implementation with explosion-proof and heat dissipation function.
As shown in fig. 1, the utility model provides a power distribution cabinet with explosion-proof and heat dissipation functions, which comprises a cabinet body 1, a cabinet door 2, a controller 3, a circuit breaker 4, an air inlet pipeline 5, an air outlet pipeline 6, a heat dissipation fan 7, a temperature sensor 8, a contact switch 9, a door lock 10 and an explosion-proof lamp 11; the utility model discloses a cabinet, including the cabinet body 1, the cabinet is provided with the sealing baffle on the cabinet mouth, 2 inboards of cabinet door have the sealing strip, have the through-hole on the cabinet door 2, controller 3 is installed on the through-hole of cabinet door 2, circuit breaker 4 and temperature sensor 8 are installed in the cabinet body 1, intake stack 5 is installed in the upper end of the cabinet body 1, exhaust duct 6 installs the side at the cabinet body 1, contact switch 9 and lock 10 are installed in the inboard of 1 sealing baffle of the cabinet body, explosion-proof lamp 11 is installed in the upper end of the cabinet body 1. The controller 3, the cooling fan 7 and the door lock 10 in the power distribution cabinet belong to low-voltage elements, and the circuit breaker 4 and the explosion-proof lamp 11 are in a completely sealed state. Electric sparks are not generated during operation, and explosion caused by the use of the heat radiating elements and flammable and explosive gases can be avoided.
The utility model provides a theory of operation of switch board with explosion-proof and heat dissipation function specifically does: the power distribution cabinet closes the cabinet door 2, the high-voltage power supply electrical elements in the power distribution cabinet operate, and the temperature sensor 8 can detect the temperature value in the power distribution cabinet and transmit the detected temperature value to the controller 3; a temperature limit value is set on the controller 3, when the temperature in the power distribution cabinet is higher than the temperature limit value set by the controller 3, the heat radiation fan 7 operates to discharge high-temperature air out of the power distribution cabinet through the exhaust duct 6, and meanwhile, the air is input into the air inlet duct 5, so that the heat radiation and cooling functions of the power distribution cabinet are achieved; when the power distribution cabinet needs to be overhauled, the controller 3 can judge whether to open the power distribution cabinet according to the temperature condition in the power distribution cabinet; when heat is radiated in the power distribution cabinet, the controller 3 controls the door lock 10 to prevent a worker from opening the cabinet door 2 of the power distribution cabinet, when the power distribution cabinet meets the opening condition, the controller 3 releases the control of the door lock 10, the worker opens the cabinet door 2, the normally open contact of the contact switch 9 is reset, the controller 3 resets the contact on the circuit breaker 4, and the high-voltage electrical appliance element in the power distribution cabinet is powered off to stop running; the explosion-proof lamp 11 in the cabinet 1 is turned on.
According to the above, the controller 3 includes a touch screen, a power input port, a digital input port, a plurality of digital output ports and an analog detection port; the touch screen can set parameter values, the power input end is connected into 220V alternating current power supply from the upper end of the circuit breaker 4, the digital output port can output 220V alternating current power supply, and the analog detection port can detect the parameter values in the temperature sensor 8. The power supply of the controller 3 is derived from the circuit breaker 4, but the circuit breaker 4 needs to be powered on the upper end of the circuit breaker 4 because the circuit breaker 4 needs to be powered off in the maintenance process, so that the operation of the controller 3 cannot be influenced even if the circuit breaker 4 is powered off.
According to the above, the circuit breaker 4 comprises an electromagnetic coil and contacts, the electromagnetic coil is mounted on the circuit breaker 4, the contacts of the electromagnetic coil are connected with a group of digital output ports on the controller 3 through connecting wires, and the contacts are connected with the electromagnetic coil through a mechanical device.
According to the above, the heat dissipation fan 7 is installed on the exhaust duct 6 in the cabinet 1, and the power supply inlet port of the heat dissipation fan is connected with a set of digital output ports on the controller 3 through a connecting wire.
According to the above, the temperature sensor 8 includes a detection port, and the detection port is electrically connected to the analog quantity detection port of the controller 3 through a connection line. The temperature sensor 8 detects the temperature value in the power distribution cabinet and transmits the temperature value parameter value to the controller 3.
According to the above, the contact switch 9 comprises a normally open contact, and the normally open contact is connected with the digital input port of the controller 3 through a connecting wire. When the cabinet door 2 of the power distribution cabinet is opened, the normally open contact of the contact switch 9 is reset, and the digital input port of the controller 3 receives a signal.
According to the above, the door lock 10 comprises an electromagnetic coil and a mechanical lock, the mechanical lock is mounted on the electromagnetic coil, and the contacts of the electromagnetic coil are connected with a group of digital output ports on the controller 3 through connecting wires. The door lock 10 is controlled by the controller 3, the digital output port of the controller 3 outputs 220V alternating current power supply, the electromagnetic coil of the door lock 10 is electrified to drive the mechanical lock to move, so that the mechanical lock is fixed on the cabinet door 2, and the cabinet door 1 and the cabinet body 2 are fixed by the mechanical lock to lock the cabinet door 1 of the power distribution cabinet.
According to the above, the explosion-proof lamp 11 includes the power input end, the power input end meets with a set of digital output port on the controller 3 through the connecting wire, and in the maintenance process, the explosion-proof lamp 11 can illuminate in the switch board.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention and not to limit the same. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. A power distribution cabinet with explosion-proof and heat dissipation functions is characterized by comprising a cabinet body, a cabinet door, a controller, a circuit breaker, an air inlet pipeline, an air exhaust pipeline, a heat dissipation fan, a temperature sensor, a contact switch, a door lock and an explosion-proof lamp; the utility model discloses a cabinet, including the cabinet body, the cabinet door is equipped with the door, the cabinet is equipped with the door opening, the cabinet is equipped with the sealing baffle on the mouth, the cabinet door inboard has the sealing strip, has the through-hole on the cabinet door, the controller is installed on the through-hole of cabinet door, circuit breaker and temperature sensor install in the cabinet internally, the upper end at the cabinet body is installed to the intake stack, exhaust duct installs the side at the cabinet body, the inboard at cabinet body sealing baffle is installed to.
2. The power distribution cabinet with the explosion-proof and heat dissipation functions as recited in claim 1, wherein the controller comprises a touch screen, a power input port, a digital input port, a plurality of groups of digital output ports and an analog detection port; the touch screen can set parameter values, the power input end is connected into 220V alternating current power supply from the upper end of the circuit breaker, the digital output port can output 220V alternating current power supply, and the analog detection port can detect the parameter values in the temperature sensor.
3. The power distribution cabinet with the explosion-proof and heat dissipation functions as claimed in claim 1, wherein the circuit breaker comprises an electromagnetic coil and contacts, the electromagnetic coil is mounted on the circuit breaker, the contacts of the electromagnetic coil are connected with a set of digital output ports on the controller through connecting wires, and the contacts are connected with the electromagnetic coil through a mechanical device.
4. The switch board with explosion-proof and heat dissipation functions of claim 1, wherein the heat dissipation fan is installed on an exhaust duct in the cabinet body, and a power supply inlet port of the heat dissipation fan is connected with a set of digital output ports on the controller through a connecting wire.
5. The switch board with explosion-proof and heat dissipation function of claim 1, wherein the temperature sensor comprises a detection port, and the detection port is electrically connected with an analog quantity detection port of the controller through a connection line.
6. The power distribution cabinet with the explosion-proof and heat dissipation functions as claimed in claim 1, wherein the contact switch comprises a normally open contact, and the normally open contact is connected with a digital input port of the controller through a connecting wire.
7. The power distribution cabinet with the explosion-proof and heat dissipation functions as claimed in claim 1, wherein the door lock comprises an electromagnetic coil and a mechanical lock, the mechanical lock is mounted on the electromagnetic coil, and contacts of the electromagnetic coil are connected with a set of digital output ports on the controller through connecting wires.
8. The power distribution cabinet with the explosion-proof and heat dissipation functions as recited in claim 1, wherein the explosion-proof lamp comprises a power input end, and the power input end is connected with a set of digital output ports on the controller through a connecting wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921920379.2U CN211879924U (en) | 2019-11-08 | 2019-11-08 | Power distribution cabinet with explosion-proof and heat dissipation functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921920379.2U CN211879924U (en) | 2019-11-08 | 2019-11-08 | Power distribution cabinet with explosion-proof and heat dissipation functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211879924U true CN211879924U (en) | 2020-11-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921920379.2U Active CN211879924U (en) | 2019-11-08 | 2019-11-08 | Power distribution cabinet with explosion-proof and heat dissipation functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211879924U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112954987A (en) * | 2021-04-12 | 2021-06-11 | 南通通明集团有限公司 | Emergency cut-off device |
-
2019
- 2019-11-08 CN CN201921920379.2U patent/CN211879924U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112954987A (en) * | 2021-04-12 | 2021-06-11 | 南通通明集团有限公司 | Emergency cut-off device |
| CN112954987B (en) * | 2021-04-12 | 2022-11-11 | 南通通明集团有限公司 | Emergency cut-off device |
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