CN210246017U - Switch board that security performance is good - Google Patents
Switch board that security performance is good Download PDFInfo
- Publication number
- CN210246017U CN210246017U CN201921549531.0U CN201921549531U CN210246017U CN 210246017 U CN210246017 U CN 210246017U CN 201921549531 U CN201921549531 U CN 201921549531U CN 210246017 U CN210246017 U CN 210246017U
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- exhaust
- chamber
- cabinet body
- pressure relief
- pressure release
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Abstract
The utility model discloses a power distribution cabinet with good safety performance, which belongs to the technical field of electrical equipment and comprises a cabinet body and a heat dissipation device, wherein a partition plate is arranged in the cabinet body, the partition plate divides the interior of the cabinet body into an instrument chamber, a circuit breaker chamber, a main bus chamber, a cable chamber and an exhaust chamber, a first pressure relief hole is arranged at the top of the circuit breaker chamber, a first pressure relief cover plate is arranged at the top of the cabinet body, and the first pressure relief cover plate covers the first pressure relief hole; the heat dissipation device comprises an exhaust fan, an exhaust main pipe and exhaust branch pipes, wherein the exhaust fan is arranged in the exhaust chamber, the side wall of the exhaust chamber is provided with exhaust holes, the exhaust main pipe is connected with the air inlet end of the exhaust fan, the exhaust branch pipes are connected with the exhaust main pipe, the exhaust branch pipes are respectively communicated with the circuit breaker chamber, the main bus chamber and the cable chamber, air inlet holes are formed in the side walls of the circuit breaker chamber, the main bus chamber and the cable chamber, and dust screens are arranged at the air inlet holes. Its simple structure, the inside to the cabinet body that can be quick dispels the heat, avoids the internal portion of cabinet to cause the incident because of the high temperature.
Description
Technical Field
The utility model belongs to the technical field of electrical equipment, concretely relates to switch board that security performance is good.
Background
The power distribution cabinet is a product widely applied in a power system and plays an important role in electric energy control and distribution. However, the current mainstream power distribution cabinet has another danger while reducing the volume and improving the anti-electric shock protection level, namely when the inside of the power distribution cabinet has a plurality of reasons such as reduction of the insulation level of a product and entering of foreign matters, and when an inter-phase short circuit is formed inside the power distribution cabinet, the heat energy generated by arc light can cause the gas inside the compartment to expand rapidly to form explosion and damage equipment, and even threaten the personal safety of an operator on duty. In addition, present switch board mainly leans on natural heat dissipation, but can produce a large amount of heats in the switch board working process, and natural heat dissipation can not satisfy the heat dissipation demand, leads to the life of switch board short, still has serious potential safety hazard.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model aims to provide a switch board that security performance is good, its simple structure, convenient to use, the above-mentioned problem of improvement that can be better.
The embodiment of the utility model is realized like this:
the embodiment of the utility model provides a switch board that security performance is good, including the cabinet body and heat abstractor, the internal baffle that is equipped with of cabinet, the baffle separates the internal part of cabinet into instrument room, circuit breaker room, main bus-bar room, cable chamber and exhaust chamber, the top of circuit breaker room is equipped with first pressure release hole, the top of the cabinet body is equipped with first pressure release apron, first pressure release apron covers first pressure release hole, the one end of first pressure release apron with the top of the cabinet body is through hinge connection, the other end of first pressure release apron with the top of the cabinet body is through first chain connection; the heat dissipation device comprises an exhaust fan, an exhaust main pipe and exhaust branch pipes, wherein the exhaust fan is arranged in the exhaust chamber, the side wall of the exhaust chamber is provided with exhaust holes corresponding to the exhaust ends of the exhaust fan, the exhaust main pipe is connected with the air inlet ends of the exhaust fan, the exhaust branch pipes are connected with the exhaust main pipe, the number of the exhaust branch pipes is multiple, and the exhaust branch pipes are respectively connected with the circuit breaker chamber, the main bus chamber and the cable chamber, the side wall of the circuit breaker chamber, the side wall of the main bus chamber and the side wall of the cable chamber are respectively provided with air inlet holes, and dust screens are arranged at the air inlet holes.
Optionally, a second pressure relief hole is formed in the top of the main bus chamber, a second pressure relief cover plate is arranged at the top of the cabinet body, the second pressure relief cover plate covers the second pressure relief hole, one end of the second pressure relief cover plate is connected with the top of the cabinet body through a hinge, and the other end of the second pressure relief cover plate is connected with the top of the cabinet body through a second chain.
Optionally, a through hole is formed in the rear side wall of the cabinet body and communicated with the cable chamber, a flow guide cover is further arranged on the rear side wall of the cabinet body and covers the through hole, and a third pressure relief hole is formed in the top of the flow guide cover.
Optionally, a third pressure relief cover plate is further arranged at the top of the air guide sleeve, the third pressure relief cover plate covers the third pressure relief hole, one end of the third pressure relief cover plate is connected with the top of the air guide sleeve through a hinge, and the other end of the third pressure relief cover plate is connected with the top of the air guide sleeve through a third chain.
Optionally, still include extinguishing device, extinguishing device includes fire extinguisher, fire-extinguishing pipeline, smoke transducer and controller, the fire extinguisher set up in on the rear side wall of the cabinet body, the nozzle department of fire extinguisher is equipped with the solenoid valve, the exit end of solenoid valve is equipped with four-way connection, be connected with three on the four-way connection fire-extinguishing pipeline, three fire-extinguishing pipeline communicates respectively the circuit breaker room main bus-bar room with the cable chamber, smoke transducer's quantity is a plurality of, and is a plurality of smoke transducer set up respectively in the circuit breaker room main bus-bar room with in the cable chamber, still be equipped with the control box on the rear side wall of the cabinet body, the controller set up in the control box, the solenoid valve with smoke transducer all with the controller passing signal line is connected.
Optionally, a standby power supply is further arranged in the control box, and the standby power supply is used for supplying power to the smoke sensor, the controller and the electromagnetic valve.
Optionally, the fire extinguisher is a carbon dioxide fire extinguisher or a dry powder fire extinguisher.
The utility model has the advantages that:
the utility model discloses embodiment provides a switch board that security performance is good, its simple structure, convenient to use, the high-pressure gas that can not only the interior circuit breaker room of safe release switch board produced because of the fault guarantees the safety of pressure release, and heat abstractor can be quick dispels the heat to the inside of the cabinet body, avoids the internal portion of cabinet to cause the incident because of the high temperature, has improved the security of switch board greatly.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a power distribution cabinet with good safety performance provided by an embodiment of the present invention;
FIG. 2 is a schematic view of a partial structure of the top of the cabinet;
FIG. 3 is a schematic view of a partial structure of the rear side wall of the cabinet body;
FIG. 4 is an assembled top view of the pod.
In the figure: 11-a cabinet body; 111-air exhaust holes; 112-air inlet holes; 12-a separator; 13-instrument room; 14-a circuit breaker chamber; 141-first relief vent; 142-a first pressure relief cover plate; 15-main bus bar room; 151-second pressure relief vent; 152-a second pressure relief cover plate; 16-a cable chamber; 161-via; 162-a pod; 163-third pressure relief vent; 164-a third pressure relief cover plate; 17-an exhaust chamber; 171-an exhaust fan; 172-main exhaust pipe; 173-air draft branch pipe; 18-a fire extinguisher; 181-a fire extinguishing pipeline; 182-a smoke sensor; 183-a controller; 184-electromagnetic valve; 185-four-way joint; 186-a control box; 187-backup power supply.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the present invention, the embodiments and the features of the embodiments may be combined with each other without conflict.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "top", "bottom", "upper", "lower", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which the product of the present invention is usually placed when in use, or the position or positional relationship which is usually understood by those skilled in the art, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, the embodiment of the present invention provides a power distribution cabinet with good safety performance, which includes a cabinet body 11 and a heat dissipation device.
The cabinet body 11 is made of sheet metal materials, and the cabinet body 11 is of a cuboid structure.
A plurality of partition boards 12 are arranged in the cabinet body 11, and the interior of the cabinet body 11 is divided into an instrument room 13, a breaker room 14, a main bus room 15, a cable room 16 and an exhaust room 17 by the partition boards 12. The instrument room 13 is located at a position close to the upper part of the front end of the cabinet body 11, the breaker room 14 is located below the instrument room 13, the exhaust room 17 is located below the breaker room 14, the main bus room 15 is adjacent to the breaker room 14 and close to the rear end of the cabinet body 11, and the cable room 16 is located below the main bus room 15.
The instrument room 13 is used for installing instruments, and the front side wall of the instrument room 13 is provided with a viewing window, so that instrument data can be conveniently viewed from the outside.
Referring to fig. 2, the breaker chamber 14 is used for installing a breaker, a first pressure relief hole 141 is formed in a top wall of the breaker chamber 14, and the first pressure relief hole 141 communicates the breaker chamber 14 with the outside, so that air in the breaker chamber 14 can flow out of the cabinet 11 through the first pressure relief hole 141.
The first pressure relief hole 141 is provided with a first pressure relief cover 142 for covering the first pressure relief hole 141, so that dust or other foreign materials can be prevented from falling into the breaker chamber 14 from the first pressure relief hole 141. First pressure release apron 142 is located the outside of the cabinet body 11, and hinge connection is passed through with the roof of the cabinet body 11 to the one end of first pressure release apron 142, and the other end passes through first chain connection with the roof of the cabinet body 11, and first chain plays spacing effect to first pressure release apron 142, can restrict the opening angle of first pressure release apron 142, avoids first pressure release apron 142 to be lifted in the twinkling of an eye when the pressure release, causes the accident.
Referring to fig. 2, a second pressure relief hole 151 is formed in a top wall of the main bus bar compartment 15, and the second pressure relief hole 151 communicates the main bus bar compartment 15 with the outside, so that air in the main bus bar compartment 15 can flow out of the cabinet 11 through the second pressure relief hole 151.
A second pressure relief cover plate 152 for covering the second pressure relief hole 151 is disposed at the second pressure relief hole 151, so that dust or other impurities can be prevented from falling into the main bus bar chamber 15 from the second pressure relief hole 151. Second pressure release apron 152 is located the outside of the cabinet body 11, and hinge connection is passed through with the roof of the cabinet body 11 to the one end of second pressure release apron 152, and the other end passes through the second chain with the roof of the cabinet body 11 to be connected, and the second chain plays spacing effect to second pressure release apron 152, can restrict the opening angle of second pressure release apron 152, avoids second pressure release apron 152 to be lifted in the twinkling of an eye when the pressure release, causes the accident.
Referring to fig. 3 and 4, a through hole 161 is formed in a rear side wall of the cabinet 11, the through hole 161 communicates the cable chamber 16 with the outside, a wind deflector 162 is further disposed on the rear side wall of the cabinet 11, the wind deflector 162 shields the through hole 161, the wind deflector 162 is used for changing the direction of the air flow flowing out from the through hole 161, a third pressure release hole 163 is disposed on a top wall of the wind deflector 162, and the third pressure release hole 163 communicates the inside of the wind deflector 162 with the outside, so that the air in the cable chamber 16 can flow into the wind deflector 162 through the through hole 161 of the through hole 161 and then flow out from the third pressure release hole 163 to the outside of the cabinet 11.
The top of the pod 162 is further provided with a third pressure relief cover 164, and the third pressure relief cover 164 covers the third pressure relief hole 163, so that dust or other impurities can be prevented from falling into the pod 162 from the third pressure relief hole 163. One end of the third pressure relief cover plate 164 is connected with the top wall of the air guide sleeve 162 through a hinge, the other end of the third pressure relief cover plate 164 is connected with the top wall of the air guide sleeve 162 through a third chain, the third chain plays a limiting role in the third pressure relief cover plate 164, the opening angle of the third pressure relief cover plate 164 can be limited, and the third pressure relief cover plate 164 is prevented from being instantaneously opened during pressure relief, so that accidents are caused.
The heat dissipation device comprises an exhaust fan 171, an exhaust main pipe 172 and exhaust branch pipes 173, the exhaust fan 171 is arranged in the exhaust chamber 17, exhaust holes 111 are formed in the position, corresponding to the air outlet end of the exhaust fan 171, of the side wall of the exhaust chamber 17, the exhaust main pipe 172 is connected with the air inlet end of the exhaust fan 171, the exhaust branch pipes 173 are connected with the exhaust main pipe 172, the exhaust branch pipes 173 are multiple in number, the multiple exhaust branch pipes 173 are respectively communicated with the circuit breaker chamber 14, the main bus chamber 15 and the cable chamber 16, air inlet holes 112 are formed in the side wall of the circuit breaker chamber 14, the side wall of the main bus chamber 15 and the side wall of the cable chamber 16, and dust screens (not shown in the. Thus, when the exhaust fan 171 is operated, hot air in the breaker chamber 14, the main bus chamber 15 and the cable chamber 16 can be exhausted to the outside of the cabinet 11 through the exhaust hole 111, when the hot air in the breaker chamber 14, the main bus chamber 15 and the cable chamber 16 is exhausted, cold air outside the cabinet 11 flows into the breaker chamber 14, the main bus chamber 15 and the cable chamber 16 from the air inlet, and the dust screen plays a role in filtering dust, so that a large amount of dust is prevented from entering the breaker chamber 14, the main bus chamber 15 and the cable chamber 16.
The fire suppression apparatus includes a fire extinguisher 18, a fire extinguishing pipe 181, a smoke sensor 182, and a controller 183.
The fire extinguisher 18 is fixed on the rear side wall of the cabinet body 11, the nozzle of the fire extinguisher 18 is provided with an electromagnetic valve 184, the outlet end of the electromagnetic valve 184 is provided with a four-way joint 185, the four-way joint 185 is connected with three fire extinguishing pipes 181, and the three fire extinguishing pipes 181 extend into the breaker chamber 14, the main bus chamber 15 and the cable chamber 16 respectively. When the solenoid valve 184 is opened, the fire extinguishing material in the fire extinguisher 18 can be sprayed into the breaker chamber 14, the main bus bar chamber 15 and the cable chamber 16 along the fire extinguishing pipe 181, and the fire extinguisher 18 is a carbon dioxide fire extinguisher or a dry powder fire extinguisher, in this embodiment, the fire extinguisher 18 is a carbon dioxide fire extinguisher.
The number of the smoke sensors 182 is plural, the plural smoke sensors 182 are respectively provided in the breaker chamber 14, the main bus chamber 15, and the cable chamber 16, and the smoke sensors 182 can monitor whether or not a fire occurs in the breaker chamber 14, the main bus chamber 15, and the cable chamber 16.
Be equipped with control box 186 on the back lateral wall of cabinet body 11, controller 183 sets up in control box 186, and controller 183 adopts programmable controller 183, and programmable controller 183's singlechip model is STMFZET. The electromagnetic valve 184 and the smoke sensor 182 are connected with the controller 183 through signal lines, so that when the smoke sensor 182 detects smoke in the cabinet 11, information is fed back to the controller 183, then the controller 183 controls the electromagnetic valve 184 to be opened, fire extinguishing materials in the fire extinguisher 18 can flow out, and the fire extinguishing materials are sprayed into the circuit breaker chamber 14, the main bus chamber 15 and the cable chamber 16 along the main pipe and the branch pipes to extinguish fire, and the fire is prevented from being expanded.
A standby power supply 187 is further arranged in the control box 186, and the standby power supply 187 is used for supplying power to the smoke sensor 182, the controller 183 and the electromagnetic valve 184, so that the situation that the controller 183, the smoke sensor 182 and the electromagnetic valve 184 cannot work due to power failure caused by fire in the cabinet body 11 can be avoided.
The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.
Claims (7)
1. The utility model provides a switch board that security performance is good which characterized in that: the cabinet comprises a cabinet body and a heat dissipation device, wherein a partition plate is arranged in the cabinet body and divides the interior of the cabinet body into an instrument room, a circuit breaker room, a main bus room, a cable room and an exhaust room, a first pressure relief hole is formed in the top of the circuit breaker room, a first pressure relief cover plate is arranged on the top of the cabinet body and covers the first pressure relief hole, one end of the first pressure relief cover plate is connected with the top of the cabinet body through a hinge, and the other end of the first pressure relief cover plate is connected with the top of the cabinet body through a first chain; the heat dissipation device comprises an exhaust fan, an exhaust main pipe and exhaust branch pipes, wherein the exhaust fan is arranged in the exhaust chamber, the side wall of the exhaust chamber is provided with exhaust holes corresponding to the exhaust ends of the exhaust fan, the exhaust main pipe is connected with the air inlet ends of the exhaust fan, the exhaust branch pipes are connected with the exhaust main pipe, the number of the exhaust branch pipes is multiple, and the exhaust branch pipes are respectively connected with the circuit breaker chamber, the main bus chamber and the cable chamber, the side wall of the circuit breaker chamber, the side wall of the main bus chamber and the side wall of the cable chamber are respectively provided with air inlet holes, and dust screens are arranged at the air inlet holes.
2. The switch board that security performance is good of claim 1, its characterized in that: the top of main bus-bar room is equipped with the second pressure release hole, the top of the cabinet body is equipped with the second pressure release apron, the second pressure release apron covers the second pressure release hole, the one end of second pressure release apron with hinge connection is passed through at the top of the cabinet body, the other end of second pressure release apron with the top of the cabinet body is passed through the second chain and is connected.
3. The switch board that security performance is good according to claim 2, characterized in that: the cable cabinet is characterized in that a through hole is formed in the rear side wall of the cabinet body and is communicated with the cable chamber, a flow guide cover is further arranged on the rear side wall of the cabinet body and covers the through hole, and a third pressure relief hole is formed in the top of the flow guide cover.
4. The switch board that security performance is good according to claim 3, its characterized in that: the top of kuppe still is equipped with the third pressure release apron, the third pressure release apron covers the third pressure release hole, the one end of third pressure release apron with the top of kuppe passes through hinge connection, the other end of third pressure release apron with the top of kuppe passes through the third chain and connects.
5. The switch board that security performance is good of claim 1, its characterized in that: still include extinguishing device, extinguishing device includes fire extinguisher, fire-extinguishing pipeline, smoke transducer and controller, the fire extinguisher set up in on the rear side wall of the cabinet body, the nozzle department of fire extinguisher is equipped with the solenoid valve, the exit end of solenoid valve is equipped with the cross connection head, be connected with three on the cross connection head fire-extinguishing pipeline, three fire-extinguishing pipeline communicates respectively the circuit breaker room main bus-bar room with the cable chamber, smoke transducer's quantity is a plurality of, and is a plurality of smoke transducer set up respectively in the circuit breaker room main bus-bar room with in the cable chamber, still be equipped with the control box on the rear side wall of the cabinet body, the controller set up in the control box, the solenoid valve with smoke transducer all with the controller passing signal line is connected.
6. The switch board that security performance is good of claim 5, its characterized in that: and a standby power supply is also arranged in the control box and used for supplying power to the smoke sensor, the controller and the electromagnetic valve.
7. The switch board that security performance is good of claim 5, its characterized in that: the fire extinguisher is a carbon dioxide fire extinguisher or a dry powder fire extinguisher.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921549531.0U CN210246017U (en) | 2019-09-17 | 2019-09-17 | Switch board that security performance is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921549531.0U CN210246017U (en) | 2019-09-17 | 2019-09-17 | Switch board that security performance is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210246017U true CN210246017U (en) | 2020-04-03 |
Family
ID=69965917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921549531.0U Expired - Fee Related CN210246017U (en) | 2019-09-17 | 2019-09-17 | Switch board that security performance is good |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210246017U (en) |
-
2019
- 2019-09-17 CN CN201921549531.0U patent/CN210246017U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200403 Termination date: 20210917 |