CN213989869U - Metal armored closed switch cabinet - Google Patents
Metal armored closed switch cabinet Download PDFInfo
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- CN213989869U CN213989869U CN202022515058.3U CN202022515058U CN213989869U CN 213989869 U CN213989869 U CN 213989869U CN 202022515058 U CN202022515058 U CN 202022515058U CN 213989869 U CN213989869 U CN 213989869U
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Abstract
The embodiment of the application discloses a metal armored closed switch cabinet. In a main body of the switch cabinet, a circuit breaker handcart is installed in a handcart room, a main bus unit is installed in a bus room, a relay is installed in an instrument room, and the circuit breaker handcart and the main bus unit are respectively connected with the relay through cables; the heat dissipation system is arranged in the instrument room, the heat dissipation fan is electrically connected with the circuit board, the infrared temperature sensor is electrically connected with the comparator, and the infrared temperature sensor is used for collecting the temperature of cable joints of the circuit breaker handcart, the main bus unit and the relay and sending the temperature to the comparator; the comparator can receive temperature data sent by the infrared temperature sensor, compare the temperature data with a preset temperature threshold value, and send a voltage pulse signal to the control circuit when the temperature data sent by the infrared temperature sensor is larger than the preset temperature threshold value, so that the control circuit controls the cooling fan to start, air flow inside and outside the main body is accelerated, and the temperature in the main body is reduced.
Description
Technical Field
The embodiment of the application relates to the technical field of power equipment, in particular to a metal armored closed switch cabinet.
Background
The enclosed switch cabinet has all sides closed except the installation surface, and its switch, protection, monitoring and control and other electric elements are installed inside one enclosed casing of steel or insulating material and may be installed near or away from wall. Isolation measures can be omitted between each loop in the switch cabinet, and grounded metal plates or insulating plates can be adopted for isolation.
Because the closed switch cabinet is sealed tightly, in the working process, heat generated inside is difficult to timely and effectively dissipate, after the time is long, the temperature in the switch cabinet is too high, hardware is easily damaged or a fire disaster occurs, and the safety performance is poor.
Therefore, there is a need to provide a solution to the above-mentioned deficiencies of the prior art.
SUMMERY OF THE UTILITY MODEL
In view of the above, embodiments of the present application provide a metal-clad enclosed switch cabinet to solve or alleviate the above technical problems.
The embodiment of the application provides a metal armor closed switch cabinet, including metal armor cubical switchboard main part, the main part is equipped with: the handcart room, the bus room, the instrument room and the heat dissipation system; a circuit breaker handcart is installed in the handcart room, a main bus unit is installed in the bus room, a relay is installed in the instrument room, and the circuit breaker handcart and the main bus unit are respectively connected with the relay through cables; the heat dissipation system is installed in the instrument room, and includes: the infrared temperature sensor, the comparator, the circuit board printed with the control circuit and the cooling fan; the heat dissipation fan is electrically connected with the circuit board, the infrared temperature sensor is electrically connected with the comparator, and the infrared temperature sensor is used for collecting the temperature of the circuit breaker handcart, the main bus unit and the cable joint of the relay and sending the temperature to the comparator; the comparator can accept the temperature data that infrared temperature sensor sent and compare with predetermineeing the temperature threshold value, and when the temperature data that infrared temperature sensor sent is greater than predetermineeing the temperature threshold value, to control circuit sends voltage pulse signal, with by control circuit control radiator fan starts, in order to accelerate the inside and outside air flow of main part reduces the temperature in the main part.
Optionally, in any embodiment of the present application, a heat dissipation hole is formed in the housing of the main body, and correspondingly, the heat dissipation fan is installed in the heat dissipation hole.
Optionally, in any embodiment of this application, still be equipped with the alarm in the instrument room, the alarm with the circuit board is connected, responds to the comparator to control circuit sends voltage pulse signal, control circuit to alarm signal is sent to the alarm, so that by the alarm reports to the police.
Optionally, in any embodiment of the present application, the alarm is an audible and visual alarm.
Optionally, in any embodiment of the present application, the infrared temperature sensor is detachably mounted on the inner side of the housing, and is just right at a cable joint of the relay and the circuit breaker handcart, and/or a cable joint of the relay and the main bus unit.
Optionally, in any embodiment of the present application, there are a plurality of the infrared temperature sensors, and each of the infrared temperature sensors faces one of the cable joints to measure the temperature at the cable joint.
Optionally, in any embodiment of the present application, the comparator receives temperature data sent by a plurality of infrared temperature sensors, and sends a voltage pulse signal to the control circuit when the temperature data sent by any of the infrared temperature sensors is greater than the preset temperature threshold.
Optionally, in any embodiment of the present application, the protection level of the body is IP 4X.
Optionally, in any embodiment of the present application, the shell of the main body is formed by bending a cold-rolled steel plate or an aluminum-coated zinc plate.
Optionally, in any embodiment of the present application, the circuit breaker handcart is formed by bending a cold-rolled steel plate.
In the technical scheme of this application embodiment, the closed cubical switchboard of metal armor includes metal armor cubical switchboard main part, the main part is equipped with: the handcart room, the bus room, the instrument room and the heat dissipation system; a circuit breaker handcart is installed in the handcart room, a main bus unit is installed in the bus room, a relay is installed in the instrument room, and the circuit breaker handcart and the main bus unit are respectively connected with the relay through cables; the heat dissipation system is installed in the instrument room, and includes: the infrared temperature sensor, the comparator, the circuit board printed with the control circuit and the cooling fan; the heat dissipation fan is electrically connected with the circuit board, the infrared temperature sensor is electrically connected with the comparator, and the infrared temperature sensor is used for collecting the temperature of the circuit breaker handcart, the main bus unit and the cable joint of the relay and sending the temperature to the comparator; the comparator can accept the temperature data that infrared temperature sensor sent and compare with predetermineeing the temperature threshold value, and when the temperature data that infrared temperature sensor sent is greater than predetermineeing the temperature threshold value, to control circuit sends voltage pulse signal, with by control circuit control radiator fan starts, in order to accelerate the inside and outside air flow of main part reduces the temperature in the main part.
Therefore, through carrying out reasonable layout on the switch cabinet, the heat dissipation system is arranged in the instrument room, the infrared temperature sensor collects the temperature of cable joints of the circuit breaker handcart, the main bus unit and the relay and sends the temperature to the comparator, the comparator compares the temperature data with the preset temperature threshold value, when the temperature data is greater than the preset temperature threshold value, the comparator sends a voltage pulse signal to the control circuit, and the control circuit controls the start of the heat dissipation fan to accelerate the air flow inside and outside the main body and reduce the temperature in the main body. Through the adjustment preset temperature threshold value, the ambient temperature in the switch cabinet can be effectively controlled, the cooling fan is automatically controlled through the control circuit, the temperature in the switch cabinet is effectively reduced, the damage of elements in the switch cabinet is avoided, and the service life of the switch cabinet is prolonged.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the embodiments of the present application, and other drawings can be obtained by those skilled in the art according to the drawings.
Fig. 1 is a schematic structural diagram of a metal-clad enclosed switchgear according to an embodiment of the present application;
fig. 2 is a schematic view of a heat dissipation system of a metal-clad enclosure type switch cabinet according to an embodiment of the application.
Description of reference numerals:
101-handcart room; 102-an instrument room; 103-bus bar chamber; 104-a heat dissipation system; 114-infrared temperature sensor; 124-a comparator; 134-a circuit board; 144-radiator fan.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the embodiments of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application shall fall within the scope of the protection of the embodiments in the present application.
In the description of the present application, the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are for convenience of description of the present invention only and do not require that the present invention must be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. The terms "connected," "connected," and "disposed" as used herein are intended to be broadly construed, and may include, for example, fixed and removable connections; can be directly connected or indirectly connected through intermediate components; the connection may be a wired electrical connection, a wireless electrical connection, or a wireless communication signal connection, and a person skilled in the art can understand the specific meaning of the above terms according to specific situations.
Fig. 1 is a schematic structural diagram of a metal-clad enclosed switchgear according to an embodiment of the present application; fig. 2 is a schematic view of a heat dissipation system of a metal-clad enclosure type switch cabinet according to an embodiment of the present application; as shown in fig. 1 and 2, the metal-clad enclosed switch cabinet metal-clad switch cabinet main body is provided with: a handcart room 101, a bus room 103, an instrument room 102 and a heat dissipation system 104; a circuit breaker handcart is installed in the handcart room 101, a main bus unit is installed in the bus room 103, a relay is installed in the instrument room 102, and the circuit breaker handcart and the main bus unit are respectively connected with the relay through cables; the heat dissipation system 104 is installed in the instrument room 102, and includes: an infrared temperature sensor 114, a comparator 124, a circuit board 134 on which a control circuit is printed, and a heat radiation fan 144; the heat dissipation fan 144 is electrically connected with the circuit board 134, the infrared temperature sensor 114 is electrically connected with the comparator 124, and the infrared temperature sensor 114 is used for collecting the temperature of the cable joints of the circuit breaker handcart, the main bus unit and the relay and sending the temperature to the comparator 124; the comparator 124 can receive the temperature data sent by the infrared temperature sensor 114, compare the temperature data with a preset temperature threshold, and send a voltage pulse signal to the control circuit when the temperature data sent by the infrared temperature sensor 114 is greater than the preset temperature threshold, so that the control circuit controls the cooling fan 144 to start up, so as to accelerate the air flow inside and outside the main body and reduce the temperature inside the main body. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.
In this application embodiment, through carrying out reasonable layout to the cubical switchboard, set up cooling system 104 in instrument room 102, gather the temperature of circuit breaker handcart, main bus unit and relay's cable joint department by infrared temperature sensor 114, and send comparator 124, compare temperature data with preset temperature threshold by comparator 124, when temperature data is greater than preset temperature threshold, comparator 124 sends voltage pulse signal to control circuit, by control circuit control radiator fan 144 starts, with the air flow inside and outside the acceleration main part, reduce the temperature in the main part. Through the adjustment of the preset temperature threshold value, the ambient temperature in the switch cabinet can be effectively controlled, and the cooling fan 144 is automatically controlled through the control circuit, so that the temperature in the switch cabinet is effectively reduced, the damage of elements in the switch cabinet is avoided, and the service life of the switch cabinet is prolonged. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.
In some optional embodiments, the housing of the main body is provided with heat dissipation holes, and correspondingly, the heat dissipation fan 144 is installed in the heat dissipation holes. Therefore, hot air in the switch cabinet can be pumped out through the cooling fan 144, air flow inside and outside the switch cabinet is accelerated, and the temperature in the switch cabinet is effectively reduced. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.
In some optional embodiments, an alarm is further disposed in the instrument chamber 102, and the alarm is connected to the circuit board 134, and in response to the comparator 124 sending a voltage pulse signal to the control circuit, the control circuit sends an alarm signal to the alarm, so that the alarm can give an alarm. Furthermore, the alarm is an audible and visual alarm. Therefore, related personnel can be timely and effectively reminded to respond to the abnormal conditions of the switch cabinet, and the loss is reduced to the minimum. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.
In some optional embodiments, the infrared temperature sensor 114 is detachably mounted on the inner side of the housing and is opposite to the cable joint of the circuit breaker handcart and the relay, and/or the cable joint of the main bus bar unit and the relay. Further, there are a plurality of infrared temperature sensors 114, and each infrared temperature sensor 114 is directly opposite to one cable joint to measure the temperature at the cable joint. Therefore, independent monitoring of the cable connectors can be achieved, the infrared temperature sensors 114 corresponding to the cable connectors are marked or numbered, the cable connectors with problems can be found quickly, overhauling speed is increased, meanwhile, statistical analysis of data collected by the infrared temperature sensors 114 is facilitated, and pre-judgment of vulnerable conditions of components at different cable connectors is achieved. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.
In some optional embodiments, the comparator 124 receives temperature data sent by a plurality of the infrared temperature sensors 114, and sends a voltage pulse signal to the control circuit when the temperature data sent by any one of the infrared temperature sensors 114 is greater than the preset temperature threshold. Therefore, the safety of the switch cabinet in the using process is effectively guaranteed. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.
In some alternative embodiments, the body has a protection rating of IP 4X. Therefore, the protection level of the switch cabinet is effectively improved, the safety performance of the switch cabinet is improved, and the application range of the switch cabinet is enlarged. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.
In some optional embodiments, the shell of the main body is formed by bending a cold-rolled steel plate or an aluminum-coated zinc plate, and the circuit breaker handcart is formed by bending the cold-rolled steel plate. Therefore, the weight of the switch cabinet is effectively reduced on the premise of ensuring the strength of the main body of the switch cabinet. Due to the structural design, the switch cabinet can resist earthquake intensity not exceeding 8 degrees. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.
In this application embodiment, the main part is formed by the bolt and nut equipment of 8.8 grades, and adopts the plastic-blasting or the surface galvanization worker body, has effectively improved the precision of main part, and simultaneously, the assembled structure makes the commonality strong between each part, and processing cycle is short. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.
In the embodiment of the application, the switch cabinet is used for the place where the ambient temperature does not exceed 40 ℃, the average temperature value in 24 hours does not exceed 35 ℃, the temperature is not lower than minus 10 ℃, and the altitude of the installation place does not exceed 1000 meters. In the use process of the switch cabinet, the daily average value of the relative temperature of the use environment is not more than 95 percent, the monthly average value is not more than 90 percent, the daily average value of the water vapor pressure is not more than 2.2Kpa, and the monthly average value is not more than 1.8 Kpa. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.
In the embodiment of the application, the switch cabinet body adopts 5x40 (mm)2) The copper bars are used for connecting the direct grounding elements, so that the switch cabinet can be in a good grounding state. The safety performance of effectual improvement cubical switchboard. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.
It should be noted that, in the present specification, all the embodiments are described in a progressive manner, and the same and similar parts among the embodiments may be referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the apparatus and system embodiments, since they are substantially similar to the method embodiments, they are described in a relatively simple manner, and reference may be made to some of the descriptions of the method embodiments for related points. The above-described embodiments of the apparatus and system are merely illustrative, and the units described as separate parts may or may not be physically separate, and the parts suggested as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
The above embodiments are only used for illustrating the embodiments of the present application, and not for limiting the embodiments of the present application, and those skilled in the relevant art can make various changes and modifications without departing from the spirit and scope of the embodiments of the present application, so that all equivalent technical solutions also belong to the scope of the embodiments of the present application, and the scope of the embodiments of the present application should be defined by the claims.
Claims (10)
1. The utility model provides a closed cubical switchboard of metal armor, includes metal armor cubical switchboard main part, its characterized in that, the main part is equipped with: the handcart room, the bus room, the instrument room and the heat dissipation system;
a circuit breaker handcart is installed in the handcart room, a main bus unit is installed in the bus room, a relay is installed in the instrument room, and the circuit breaker handcart and the main bus unit are respectively connected with the relay through cables;
the heat dissipation system is installed in the instrument room, and includes: the infrared temperature sensor, the comparator, the circuit board printed with the control circuit and the cooling fan;
the heat dissipation fan is electrically connected with the circuit board, the infrared temperature sensor is electrically connected with the comparator, and the infrared temperature sensor is used for collecting the temperature of the circuit breaker handcart, the main bus unit and the cable joint of the relay and sending the temperature to the comparator; the comparator can accept the temperature data that infrared temperature sensor sent and compare with predetermineeing the temperature threshold value, and when the temperature data that infrared temperature sensor sent is greater than predetermineeing the temperature threshold value, to control circuit sends voltage pulse signal, with by control circuit control radiator fan starts, in order to accelerate the inside and outside air flow of main part reduces the temperature in the main part.
2. The metal-clad closed switch cabinet according to claim 1, wherein the housing of the main body is provided with heat dissipation holes, and correspondingly, the heat dissipation fan is installed in the heat dissipation holes.
3. The metal-clad closed switch cabinet according to claim 1, wherein an alarm is further arranged in the instrument room, the alarm is connected with the circuit board, and the control circuit sends an alarm signal to the alarm to be alarmed by the alarm in response to the comparator sending a voltage pulse signal to the control circuit.
4. The metal-clad closed switch cabinet according to claim 3, wherein the alarm is an audible and visual alarm.
5. The metal-clad closed switch cabinet according to claim 1, wherein the infrared temperature sensor is detachably mounted on the inner side of the shell of the main body and directly faces to a cable joint of the circuit breaker handcart and the relay and/or a cable joint of the main bus unit and the relay.
6. The metal-clad closed switch cabinet according to claim 1, wherein there are a plurality of said infrared temperature sensors, each of said infrared temperature sensors facing a said cable joint for measuring the temperature at said cable joint.
7. The metal-clad closed switch cabinet according to claim 6, wherein the comparator receives temperature data sent by a plurality of infrared temperature sensors, and sends a voltage pulse signal to the control circuit when the temperature data sent by any one of the infrared temperature sensors is greater than the preset temperature threshold.
8. The metal-clad closed switch cabinet according to claim 1, wherein the protection grade of the main body is IP 4X.
9. The metal-clad closed switch cabinet according to claim 1, wherein the shell of the main body is formed by bending a cold-rolled steel plate or an aluminum-clad zinc plate.
10. The metal-clad enclosed switchgear according to any one of claims 1 to 9, wherein the circuit breaker trolley is formed by bending a cold-rolled steel sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022515058.3U CN213989869U (en) | 2020-11-02 | 2020-11-02 | Metal armored closed switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022515058.3U CN213989869U (en) | 2020-11-02 | 2020-11-02 | Metal armored closed switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213989869U true CN213989869U (en) | 2021-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022515058.3U Active CN213989869U (en) | 2020-11-02 | 2020-11-02 | Metal armored closed switch cabinet |
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|---|---|
| CN (1) | CN213989869U (en) |
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- 2020-11-02 CN CN202022515058.3U patent/CN213989869U/en active Active
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