CN213239241U - Temperature monitoring device of closed switch cabinet - Google Patents
Temperature monitoring device of closed switch cabinet Download PDFInfo
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- CN213239241U CN213239241U CN202022514650.1U CN202022514650U CN213239241U CN 213239241 U CN213239241 U CN 213239241U CN 202022514650 U CN202022514650 U CN 202022514650U CN 213239241 U CN213239241 U CN 213239241U
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- switch cabinet
- circuit board
- closed switch
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Abstract
The embodiment of the application discloses temperature monitoring device of closed cubical switchboard. This temperature monitoring device includes: a resistance thermometer, a circuit board and a display device; the resistance thermometer is arranged at a cable joint in the closed switch cabinet, is connected with the copper bar in the closed switch cabinet in parallel with the cable joint and is used for monitoring the temperature of the joint of the cable joint and the copper bar; the circuit board is printed with a temperature conversion circuit, is connected with the output end of the resistance thermometer and is used for receiving the resistance value of the resistance thermometer and converting the resistance value into a temperature digital signal; the display equipment is installed on the side wall of the closed switch cabinet body, is electrically connected with the circuit board and is used for receiving and displaying the temperature digital signals sent by the circuit board.
Description
Technical Field
The embodiment of the application relates to the technical field of power equipment, in particular to a temperature monitoring device of a 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.
At present, a frequently-used closed switch cabinet can be overhauled only in a power failure state, cannot be overhauled and maintained in the operation process, and is very low in reliability and timeliness due to manual inspection, so that safety accidents are very easily caused.
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 temperature monitoring device for a closed switch cabinet, so as to solve or alleviate the above technical problems.
The embodiment of the application provides a temperature monitoring device of closed cubical switchboard, includes: a resistance thermometer, a circuit board and a display device; the resistance thermometer is arranged at a cable joint in the closed switch cabinet, is connected with the copper bar in the closed switch cabinet in parallel with the cable joint and is used for monitoring the temperature of the joint of the cable joint and the copper bar; the circuit board is printed with a temperature conversion circuit, is connected with the output end of the resistance thermometer and is used for receiving the resistance value of the resistance thermometer and converting the resistance value into a temperature digital signal; the display equipment is installed on the side wall of the closed switch cabinet body, is electrically connected with the circuit board and is used for receiving and displaying the temperature digital signals sent by the circuit board.
Optionally, in any embodiment of the present application, an observation window is provided on a side wall of the cabinet body of the closed switch cabinet, and correspondingly, the display panel of the display device is right opposite to the observation window.
Optionally, in any embodiment of the present application, the observation window is installed with a transparent tempered glass, and the display panel is tightly attached to an inner side surface of the tempered glass.
Optionally, in any embodiment of the present application, the method further includes: the communication module is electrically connected with the circuit board, is connected with the display equipment in parallel and is used for receiving the temperature digital signal sent by the circuit board and sending the temperature digital signal to a remote client; correspondingly, the remote client receives the temperature digital signal sent by the communication module and displays the temperature digital signal in real time.
Optionally, in any embodiment of the present application, the remote client is provided with a comparator and a vibration module, where the comparator is configured to compare the received temperature digital signal with a preset temperature threshold; and responding to the temperature digital signal being larger than the preset temperature threshold value, the comparator sends a vibration signal to the vibration module, and the vibration module performs intermittent vibration.
Optionally, in any embodiment of the present application, a comparison circuit is further printed on the circuit board, and the comparison circuit is configured to compare the resistance value with a preset resistance threshold; correspondingly, the temperature monitoring device of the closed switch cabinet further comprises: the alarm module is electrically connected with the circuit board; and responding to the fact that the resistance value is larger than the preset resistance threshold value, the comparison circuit sends out an alarm signal, and the alarm module receives the alarm signal and gives an alarm.
Optionally, in any embodiment of the present application, the alarm unit is an audible and visual alarm.
In the technical scheme of the embodiment of the application, the resistance thermometer, the circuit board and the display device are arranged on the circuit board; the resistance thermometer is arranged at a cable joint in the closed switch cabinet, is connected with the copper bar in the closed switch cabinet in parallel with the cable joint and is used for monitoring the temperature of the joint of the cable joint and the copper bar; the circuit board is printed with a temperature conversion circuit, is connected with the output end of the resistance thermometer and is used for receiving the resistance value of the resistance thermometer and converting the resistance value into a temperature digital signal; the display equipment is installed on the side wall of the closed switch cabinet body, is electrically connected with the circuit board and is used for receiving and displaying the temperature digital signals sent by the circuit board. Therefore, the resistance value of the cable joint is measured in real time through the resistance thermometer which is connected with the cable joint on the copper bar in parallel, the resistance value is transmitted to the circuit board in real time, the temperature conversion circuit printed on the circuit board converts the resistance value into a temperature digital signal, the temperature digital signal is displayed in real time through the display device, the temperature of the cable joint can be effectively mastered in real time, whether a fault occurs is judged, and the safety of the closed switch cabinet is greatly improved.
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 temperature monitoring device of a closed switch cabinet according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of another temperature monitoring device for a closed-type switch cabinet according to an embodiment of the present application;
fig. 3 is a schematic structural diagram of another temperature monitoring device for a closed-type switch cabinet according to an embodiment of the present application;
fig. 4 is a schematic structural diagram of another temperature monitoring device for a closed-type switch cabinet according to an embodiment of the present application.
Description of reference numerals:
101-resistance thermometer; 102-a circuit board; 112-temperature conversion circuit; 122-a comparison circuit; 103-a display device; 104-a communication module; 105-a remote client; 115-a comparator; 125-vibration module; 106-alarm module.
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 temperature monitoring device of a closed-type switch cabinet according to an embodiment of the present application; fig. 2 is a schematic structural diagram of another temperature monitoring device for a closed-type switch cabinet according to an embodiment of the present application; fig. 3 is a schematic structural diagram of another temperature monitoring device for a closed-type switch cabinet according to an embodiment of the present application; fig. 4 is a schematic structural diagram of another temperature monitoring device for a closed-type switch cabinet according to an embodiment of the present application; as shown in fig. 1 to 4, the temperature monitoring device of the enclosed switchgear includes: a resistance thermometer 101, a circuit board 102, and a display device 103; the resistance thermometer 101 is arranged at a cable joint in the closed switch cabinet, is connected with the cable joint in parallel to a copper bar in the closed switch cabinet, and is used for monitoring the temperature of the joint of the cable joint and the copper bar; the circuit board 102 is printed with a temperature conversion circuit 112, connected to the output end of the resistance thermometer 101, and configured to receive the resistance value of the resistance thermometer 101 and convert the resistance value into a temperature digital signal; the display device 103 is installed on the side wall of the closed switch cabinet body, electrically connected with the circuit board 102, and used for receiving and displaying the temperature digital signal sent by the circuit board 102. 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 parallelly connected resistance thermometer 101 on the copper bar with cable joint, measure the resistance value of cable joint department in real time to real-time transmission is to circuit board 102, is the temperature digital signal by temperature conversion circuit 112 of printing on the circuit board 102 with the resistance value conversion, and shows through display device 103 real-time, and then can real-time effectual temperature of mastering cable joint department, judges whether break down, very big improvement the security of closed 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.
In some optional embodiments, an observation window is disposed on a side wall of the closed switch cabinet, and correspondingly, a display panel of the display device 103 faces the observation window. Therefore, the operation condition of the electrical elements in the closed switch cabinet can be observed in real time through the observation window, and meanwhile, the temperature digital signals on the display panel can be observed in real time, and the temperature of the connection position of each electrical element can be timely and effectively mastered. 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 observation window is provided with transparent tempered glass, and the display panel is tightly attached to the inner side surface of the tempered glass. Therefore, the structural strength of the switch cabinet is guaranteed, and meanwhile, the temperature conditions of the joints of the electrical components can be timely and effectively mastered. 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 temperature monitoring device of the closed-type switch cabinet further comprises: a communication module 104 electrically connected to the circuit board 102 and connected in parallel to the display device 103, for receiving the temperature digital signal sent by the circuit board 102 and sending the temperature digital signal to a remote client 105; correspondingly, the remote client 105 receives the temperature digital signal sent by the communication module 104 and displays the temperature digital signal in real time. Therefore, the communication module 104 transmits the temperature digital signal to the remote client 105 through a network (such as an Ethernet) and can monitor the operation condition of the electrical components in the switch cabinet in real time at the remote client 105 (such as a mobile phone, a computer and the like), thereby ensuring the implementation effectiveness of monitoring, improving the safety performance of the switch cabinet, avoiding frequent on-site inspection and reducing the labor intensity of personnel. 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 remote client 105 is provided with a comparator 115 and a vibration module 125, wherein the comparator 115 is configured to compare the received temperature digital signal with a preset temperature threshold; and in response to the temperature digital signal being greater than the preset temperature threshold, the comparator 115 sends a vibration signal to the vibration module 125, and the vibration module 125 performs intermittent vibration. Therefore, the abnormal conditions occurring in the switch cabinet can be effectively reminded in real time, the emergency can be responded in time, and the safety is effectively improved. 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 closed switch cabinet is monitored in real time through the remote client 105, and data are stored, so that trend analysis is performed on the temperature of the cable joint in the closed switch cabinet, and a pre-judgment is made on a possible emergency situation. 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 circuit board 102 further has a comparison circuit 122 printed thereon, and the comparison circuit 122 is configured to compare the resistance value with a preset resistance threshold; correspondingly, the temperature monitoring device of the closed switch cabinet further comprises: an alarm module 106 electrically connected to the circuit board 102; in response to the resistance value being greater than the preset resistance threshold value, the comparison circuit 122 sends an alarm signal, and the alarm module 106 receives the alarm signal and gives an alarm. 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 present application, when the resistance value is greater than the preset resistance threshold value, the comparison circuit 122 sends a pulse alarm signal to the alarm module 106, and the alarm module 106 alarms the abnormal condition in time to remind people to respond to the abnormal condition in time. 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 alarm unit is an audible and visual alarm. 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 embodiment, when the resistance value is greater than the preset resistance threshold, the comparison circuit 122 may further send a pulse alarm signal to the communication module 104, so that the communication module 104 automatically sends a short message prompt to the relevant person, and the relevant person makes a cause-to-cause prompt. 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 (7)
1. A temperature monitoring device of a closed switch cabinet is characterized by comprising: a resistance thermometer, a circuit board and a display device;
the resistance thermometer is arranged at a cable joint in the closed switch cabinet, is connected with the copper bar in the closed switch cabinet in parallel with the cable joint and is used for monitoring the temperature of the joint of the cable joint and the copper bar;
the circuit board is printed with a temperature conversion circuit, is connected with the output end of the resistance thermometer and is used for receiving the resistance value of the resistance thermometer and converting the resistance value into a temperature digital signal;
the display equipment is installed on the side wall of the closed switch cabinet body, is electrically connected with the circuit board and is used for receiving and displaying the temperature digital signals sent by the circuit board.
2. The device for monitoring the temperature of a closed switch cabinet according to claim 1, wherein an observation window is disposed on a side wall of the closed switch cabinet, and correspondingly, a display panel of the display device faces the observation window.
3. The temperature monitoring device of the enclosed switchgear cabinet according to claim 2, wherein the observation window is mounted with transparent tempered glass, and the display panel is tightly attached to an inner side surface of the tempered glass.
4. The temperature monitoring device of the enclosed switchgear, according to claim 1, further comprising: the communication module is electrically connected with the circuit board, is connected with the display equipment in parallel and is used for receiving the temperature digital signal sent by the circuit board and sending the temperature digital signal to a remote client;
in a corresponding manner, the first and second optical fibers are,
and the remote client receives the temperature digital signal sent by the communication module and displays the temperature digital signal in real time.
5. The temperature monitoring device of the closed switch cabinet according to claim 4, wherein the remote client is provided with a comparator and a vibration module, the comparator is used for comparing the received temperature digital signal with a preset temperature threshold value; and responding to the temperature digital signal being larger than the preset temperature threshold value, the comparator sends a vibration signal to the vibration module, and the vibration module performs intermittent vibration.
6. The temperature monitoring device of the enclosed switchgear cabinet according to any one of claims 1 to 5, wherein a comparison circuit is further printed on the circuit board, and the comparison circuit is used for comparing the resistance value with a preset resistance threshold value;
correspondingly, the temperature monitoring device of the closed switch cabinet further comprises: the alarm module is electrically connected with the circuit board;
and responding to the fact that the resistance value is larger than the preset resistance threshold value, the comparison circuit sends out an alarm signal, and the alarm module receives the alarm signal and gives an alarm.
7. The device for monitoring the temperature of a closed-type switch cabinet according to claim 6, wherein the alarm module is an audible and visual alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022514650.1U CN213239241U (en) | 2020-11-02 | 2020-11-02 | Temperature monitoring device of closed switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022514650.1U CN213239241U (en) | 2020-11-02 | 2020-11-02 | Temperature monitoring device of closed switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213239241U true CN213239241U (en) | 2021-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022514650.1U Active CN213239241U (en) | 2020-11-02 | 2020-11-02 | Temperature monitoring device of closed switch cabinet |
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|---|---|
| CN (1) | CN213239241U (en) |
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- 2020-11-02 CN CN202022514650.1U patent/CN213239241U/en active Active
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