CN213425567U - Switch cabinet - Google Patents
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- CN213425567U CN213425567U CN202022165262.7U CN202022165262U CN213425567U CN 213425567 U CN213425567 U CN 213425567U CN 202022165262 U CN202022165262 U CN 202022165262U CN 213425567 U CN213425567 U CN 213425567U
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Abstract
The utility model discloses a such cubical switchboard, including casing and waterproof cover, the waterproof cover sets up the top of casing, be provided with the pressure release room between waterproof cover and the casing, the pressure release room with the casing communicates with each other, the outdoor aspiration pump that is connected with of pressure release, the aspiration pump with the casing outside communicates with each other, be provided with the controller on the outside lateral wall of casing, be provided with a pressure sensor in the pressure release room, a pressure sensor and aspiration pump all with control connection. The utility model discloses in rise when the inside temperature of casing, pressure grow, in the hot-air can enter into the pressure release room through the air vent, a pressure sensor in the pressure release room experienced pressure this moment, after this pressure surpassed the default, the controller controlled wherein a set of aspiration pump bleed the pressure release, along with the pressure value is bigger and bigger, the controller opened another set of aspiration pump and bled, has promoted pressure release efficiency, has increased the pressure release effect.
Description
Technical Field
The utility model relates to an electrical equipment technical field, concretely relates to cubical switchboard.
Background
The power distribution network has the characteristics of large equipment consumption and wide distribution, and is directly related to the power supply reliability of users. With the development of national economy, the total amount of power distribution network equipment is continuously increasing. The high-voltage switch in the power distribution network equipment is an electrical appliance product which is used for power generation, power transmission, power distribution, electric energy conversion and consumption of a power system and plays roles of on-off, control or protection and the like, has a voltage grade of 3.6 kV-550 kV, and mainly comprises a high-voltage circuit breaker, a high-voltage isolating switch, a grounding switch, a high-voltage load switch and the like.
The switch cabinet is an electrical device mainly comprising a high-voltage switch, and primary devices such as a bus, an insulator, a mutual inductor, a lightning arrester and a grounding switch and secondary devices for monitoring, controlling, measuring, adjusting and protecting the primary devices are assembled in a closed metal cabinet body. The high-voltage switch cabinet is widely applied to each link of a power grid, the safe operation of the high-voltage switch cabinet is directly related to the safety of the whole power grid and the power supply quality of a power system to users, and the high-voltage switch cabinet is one of the most important electrical equipment in the power system.
In the use process of the switch cabinet, a large amount of heat is generated in the cabinet body, and the internal pressure is increased, so that the switch cabinet needs to be decompressed.
Disclosure of Invention
In view of the above, to the above-mentioned shortcomings, the present invention provides a switch cabinet, so as to solve the above-mentioned problems.
In order to realize above purpose, the utility model discloses a such cubical switchboard, including casing and waterproof cover, the waterproof cover sets up the top of casing, its characterized in that: the pressure relief chamber is arranged between the waterproof cover and the shell, the pressure relief chamber is communicated with the shell, the pressure relief chamber is externally connected with an air pump, the air pump is communicated with the outside of the shell, the side wall of the outside of the shell is provided with a controller, the pressure relief chamber is internally provided with a pressure sensor, and the pressure sensor and the air pump are both connected with the controller.
The utility model discloses further set up: the indoor movable plate that is provided with of pressure release, be provided with the spring between the movable plate, the movable plate is provided with the drag hook with spring coupling, the movable plate will the pressure release room is cut apart into first cavity, second cavity and third cavity, be provided with two pressure sensor and three pressure sensor on the inner wall of second cavity and third cavity, two pressure sensor and three pressure sensor all with the controller is connected.
The utility model discloses further set up: the air pump is provided with two sets ofly, is symmetrical to the pressure release room sets up, the air pump is connected with the pressure release pipeline, be provided with the pressure release valve between pressure release pipeline and the pressure release room, the pressure release valve with the controller is connected, the pressure release pipeline passes the air pump and extends to outside the casing.
The utility model discloses further set up: the waterproof cover comprises a first inclined surface and a second inclined surface, and the first inclined surface and the second inclined surface form a triangular shape.
The utility model discloses further set up: the upper surface of the shell is provided with a vent hole, and the shell is communicated with the pressure relief chamber through the vent hole.
The utility model discloses an operating principle and beneficial effect as follows, rise when the inside temperature of casing, the pressure grow, hot-air can enter into the pressure release chamber through the air vent, pressure sensor in the pressure release chamber feels pressure this moment, after this pressure surpassed the default, the controller controls one of them a set of aspiration pump and bleeds the pressure release, along with the pressure value is bigger and bigger, thereby promote the movable plate and remove to the strong cavity of second and third chamber, when the movable plate touched two pressure sensor and three pressure sensor, the controller opened another a set of aspiration pump and bleeds, the pressure release efficiency has been promoted, the pressure release effect has been increased.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Reference numerals: 100. a housing; 200. a waterproof cover; 200a, a first inclined surface; 200b, a second inclined surface; 300. a controller; 1. a vent hole; 2. a pressure relief chamber; 3. moving the plate; 4. an air pump; 5. a pressure relief duct; 6. a valve; 7. two pressure sensors; 8. a three-pressure sensor; 9. a spring; 10. a pressure sensor; 11. hooking;
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. 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.
As shown in fig. 1, the present invention relates to a switch cabinet, which comprises a housing 100 and a waterproof cover 200, the waterproof cover 200 includes a first inclined surface 200a and a second inclined surface 200b, the first inclined surface 200a and the second inclined surface 200b are formed in a triangular shape, the waterproof cover 200 is provided at the top of the case 100, a pressure relief chamber 2 is arranged between the waterproof cover 200 and the casing 100, the pressure relief chamber 2 is communicated with the casing 100, the pressure relief chamber 2 is externally connected with an air pump 4, the air pump 4 is communicated with the outside of the shell 100, the controller 300 is arranged on the outer side wall of the shell 100, the pressure relief chamber 2 is internally provided with a pressure sensor 10, the pressure sensor 10 and the air pump 4 are connected with the control device, the upper surface of the shell 100 is provided with a vent hole 1, and the shell 100 is communicated with the pressure relief chamber 2 through the vent hole 1.
Wherein be provided with movable plate 3 in the pressure release room 2, be provided with spring 9 between the movable plate 3, movable plate 3 is provided with the drag hook of being connected with spring 9, movable plate 3 will first cavity, second cavity and third cavity are cut apart into to pressure release room 2, be provided with two pressure sensor 7 and three pressure sensor 8 on the inner wall of second cavity and third cavity, two pressure sensor 7 and three pressure sensor 8 all with controller 300 connects, aspiration pump 4 is provided with two sets ofly, symmetrical to pressure release room 2 sets up, aspiration pump 4 is connected with pressure release pipeline 5, be provided with pressure release valve 6 between pressure release pipeline 5 and the pressure release room 2, pressure release valve 6 with controller 300 connects, pressure release pipeline 5 passes aspiration pump 4 and extends to outside casing 100.
The utility model discloses a theory of operation: when the temperature in the casing 100 rises, the pressure becomes large, hot air can enter the pressure relief chamber 2 through the vent hole 1, a pressure sensor 10 in the pressure relief chamber 2 feels pressure at this moment, after this pressure surpassed the default, the controller 300 controls one of them group of aspiration pump 4 to bleed and release pressure, along with the pressure value is bigger and bigger, thereby promote the movable plate 3 to move to the strong chamber of second and third chamber, when the movable plate 3 touched two pressure sensor 7 and three pressure sensor 8, the controller 300 opened another group of aspiration pump 4 and bled, the pressure relief efficiency has been promoted, the pressure relief effect has been increased.
In addition, in the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "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.
In the description of the present invention, it should be noted that the terms "first", "second" and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solution of the present invention, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still modify or easily conceive of changes in the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (5)
1. The utility model provides a switch cabinet, includes casing and waterproof cover, waterproof cover sets up the top of casing, its characterized in that: the pressure relief chamber is arranged between the waterproof cover and the shell, the pressure relief chamber is communicated with the shell, the pressure relief chamber is externally connected with an air pump, the air pump is communicated with the outside of the shell, the side wall of the outside of the shell is provided with a controller, the pressure relief chamber is internally provided with a pressure sensor, and the pressure sensor and the air pump are both connected with the controller.
2. A switchgear cabinet according to claim 1, characterized in that: the indoor movable plate that is provided with of pressure release, be provided with the spring between the movable plate, the movable plate is provided with the drag hook with spring coupling, the movable plate will the pressure release room is cut apart into first cavity, second cavity and third cavity, be provided with two pressure sensor and three pressure sensor on the inner wall of second cavity and third cavity, two pressure sensor and three pressure sensor all with the controller is connected.
3. A switchgear cabinet according to claim 2, characterized in that: the air pump is provided with two sets ofly, is symmetrical to the pressure release room sets up, the air pump is connected with the pressure release pipeline, be provided with the pressure release valve between pressure release pipeline and the pressure release room, the pressure release valve with the controller is connected, the pressure release pipeline passes the air pump and extends to outside the casing.
4. A switchgear cabinet according to claim 3, characterized in that: the waterproof cover comprises a first inclined surface and a second inclined surface, and the first inclined surface and the second inclined surface form a triangular shape.
5. A switchgear cabinet according to claim 4, characterized in that: the upper surface of the shell is provided with a vent hole, and the shell is communicated with the pressure relief chamber through the vent hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022165262.7U CN213425567U (en) | 2020-09-28 | 2020-09-28 | Switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022165262.7U CN213425567U (en) | 2020-09-28 | 2020-09-28 | Switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213425567U true CN213425567U (en) | 2021-06-11 |
Family
ID=76264754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022165262.7U Active CN213425567U (en) | 2020-09-28 | 2020-09-28 | Switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213425567U (en) |
-
2020
- 2020-09-28 CN CN202022165262.7U patent/CN213425567U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 325600 local plot of unit 23-02-05, Weng Long Industrial Park, Weng long street, Yueqing City, Wenzhou City, Zhejiang Province (Yueqing Dongping electrical equipment factory) Patentee after: Ninghong Electric Technology Co.,Ltd. Address before: 325600 Cao Tian Qian Cun, Liushi Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee before: Zhejiang Ninghong Electric Technology Co.,Ltd. |
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| CP03 | Change of name, title or address |