Temperature monitoring device for explosion-proof control cabinet

Abstract

The utility model discloses a temperature monitoring device for an explosion-proof control cabinet, which comprises a control cabinet main body, a cooling fan is arranged on the side surface of the control cabinet main body, a first fixed clamping frame is arranged in the control cabinet main body, and a power supply machine box is arranged on the first fixed clamping frame. The interior of the power supply machine box is connected with a temperature sensor through a power supply wire, the interior of the control cabinet body is provided with a second fixing clamping frame, and the temperature alarm, the temperature overload protector and the temperature sensor are of detachable structures with the second fixing clamping frame. According to the utility model, the temperature monitoring and alarming mechanism which is convenient to assemble and fix is arranged in the control cabinet main body and can be used for monitoring and protecting the temperature in the control cabinet in real time, when the temperature in the control cabinet is too high, the temperature alarm receives related signals and gives an alarm, and the temperature overload protector feeds back the signals to the heat dissipation fan, so that the heat dissipation effect is improved. And the whole temperature monitoring device is convenient to install and fix, and is simple and convenient to disassemble and maintain.

Description

Technical Field

[0001] The utility model relates to the technical field of control cabinet accessories, in particular to a temperature monitoring device for an explosion-proof control cabinet. Background Art

[0002] As science and technology develop more and more rapidly, the control cabinet, as a switchgear, measuring instrument, protective electrical equipment and auxiliary equipment assembled in a closed or semi-closed metal cabinet or on a screen according to the requirements of electrical wiring, its layout should meet the requirements of normal operation of the power system, be easy to repair, and not endanger the safety of people and surrounding equipment. A stability monitoring device will be installed inside the electrical control cabinet, and the temperature monitoring device can timely adjust the temperature inside the control cabinet to avoid high temperature when the electrical equipment is in use, which may cause equipment damage.

[0003] The Chinese authorized patent document with publication number CN219935151U discloses an electrical equipment temperature monitoring device for an electrical control cabinet, including a control cabinet body, an upper protective plate fixedly connected to the upper part of the control cabinet body, a front door installed at the front end of the control cabinet body, an inner slide rail fixedly connected to the inside of the control cabinet body, an electrical equipment placement plate movably sleeved on the inner side of the inner slide rail, and a motor limit sleeve fixedly connected to the top of the control cabinet body. The electrical equipment temperature monitoring device for the electrical control cabinet has a group of temperature monitoring devices installed on both sides of the upper part of the inner slide rail, that is, the temperature monitoring device can perform temperature detection on the side of each group of inner slide rails, so that when different electrical equipment rooms are placed in layers inside the control cabinet body, when the electrical equipment placed inside a single layer short-circuits, resulting in high heat generation, an alarm can be issued in time, and the problem of damaged equipment can be quickly determined.

[0004] The above-mentioned prior art cannot perform timely warning and cooling operations. At the same time, it is inconvenient to install, fix, disassemble and repair the temperature monitoring device. The circuit lines of the monitoring device are complex and inconvenient to repair. Therefore, it is necessary to develop a temperature monitoring device for explosion-proof control cabinets to solve the above-mentioned problems. Utility Model Content

[0005] The purpose of the utility model is to provide a temperature monitoring device for an explosion-proof control cabinet to solve the problems in the prior art proposed in the above background technology that timely warning and cooling operations cannot be performed, and the temperature monitoring device is inconvenient to install, fix, disassemble and repair, and the circuit lines of the monitoring device are complex and intertwined, making it inconvenient to perform maintenance.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a temperature monitoring device for an explosion-proof control cabinet, comprising a control cabinet body, a side surface of the control cabinet body being provided with a cooling fan, a first fixed card rack being installed inside the control cabinet body, a power supply box being installed on the first fixed card rack, a detachable structure being provided between the power supply box and the first fixed card rack, a temperature sensor being fixedly connected to the inside of the power supply box via a power supply wire, a second fixed card rack being installed inside the control cabinet body, a temperature alarm, a temperature overload protector and a temperature sensor being respectively installed on the second fixed card rack, and a detachable structure being provided between the temperature alarm, the temperature overload protector and the temperature sensor and the second fixed card rack.

[0007] Based on the above, the power box is fixed to the first fixed bracket through a card slot, and the power box is fixedly connected to the inner wall of the control cabinet body through a locking card plate, and a locking bolt is provided on the locking card plate.

[0008] Based on the above, the temperature sensor is electrically connected to the temperature alarm.

[0009] Based on the above, the temperature overload protector is electrically connected to the cooling fan.

[0010] Based on the above, the first cable management rack and the second cable management rack are respectively installed inside the control cabinet body, and the front end surfaces of the first cable management rack and the second cable management rack are both provided with fixed cable grooves.

[0011] Based on the above, the external side surface of the control cabinet body is provided with ventilation slots and a power switch.

[0012] Based on the above, a sealed cabinet door is installed on the front end surface of the control cabinet body, and the sealed cabinet door is movably connected to the control cabinet body through a hinge.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] (1) The utility model can be used to monitor and protect the internal temperature of the control cabinet in real time by installing a conveniently assembled and fixed temperature monitoring and alarm mechanism inside the control cabinet body. When the internal temperature is too high, the temperature alarm will receive the relevant signal and issue an alarm, and the temperature overload protector will feed back the signal to the cooling fan, so as to facilitate timely ventilation and heat dissipation. The entire temperature monitoring device is easy to install and fix, and is simple and convenient to disassemble and maintain;

[0015] (2) A first cable management rack and a second cable management rack are installed inside the control cabinet body, and fixed cable grooves are provided on the front end surfaces of the first cable management rack and the second cable management rack. By installing a cable management rack device inside the control cabinet body, it is convenient to install and fix the various circuit wires required for the temperature monitoring device in an orderly manner, avoiding the problem of inconvenience in maintenance caused by the entanglement of wires. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the internal installation structure of the utility model;

[0018] Figure 3 It is a side structural schematic diagram of the utility model.

[0019] In the figure: 1. Control cabinet body; 2. Sealed cabinet door; 3. Cooling fan; 4. Second cable management rack; 5. Second fixed bracket; 6. First cable management rack; 7. Fixed wire trough; 8. First fixed bracket; 9. Locking card; 10. Temperature alarm; 11. Temperature overload protector; 12. Temperature sensor; 13. Power supply wire; 14. Power supply box; 15. Ventilation slot; 16. Power switch. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] See also Figure 1-3 The utility model provides an embodiment: a temperature monitoring device for an explosion-proof control cabinet, comprising a control cabinet body 1, a cooling fan 3 is arranged on the side surface of the control cabinet body 1, a first fixed card frame 8 is installed inside the control cabinet body 1, a power supply box 14 is installed on the first fixed card frame 8, a detachable structure is formed between the power supply box 14 and the first fixed card frame 8, a temperature sensor 12 is fixedly connected to the inside of the power supply box 14 through a power supply wire 13, a second fixed card frame 5 is installed inside the control cabinet body 1, a temperature alarm 10, a temperature overload protector 11 and a temperature sensor 12 are respectively installed on the second fixed card frame 5, and the temperature alarm 10, the temperature overload protector 11 and the temperature sensor 12 are all detachable structures between the second fixed card frame 5.

[0022] Furthermore, the power box 14 is fixed to the first fixed bracket 8 through a card slot, and the power box 14 is fixedly connected to the inner wall of the control cabinet body 1 through a locking card plate 9. The locking card plate 9 is provided with a locking bolt, which has the advantages of convenient installation and fixation, and convenient disassembly and maintenance.

[0023] Furthermore, the temperature sensor 12 is electrically connected to the temperature alarm 10 . The temperature sensor 12 is used to monitor the internal temperature of the control cabinet body 1 in real time. When the temperature is too high, the temperature alarm 10 will issue an alarm in time.

[0024] Furthermore, the temperature overload protector 11 is electrically connected to the cooling fan 3 , and the temperature overload protector 11 will feed back a signal to the cooling fan 3 in a timely manner, prompting the cooling fan 3 to start to perform cooling operation on the inside of the control cabinet body 1 .

[0025] Furthermore, a first cable management rack 6 and a second cable management rack 4 are respectively installed inside the control cabinet body 1. The front end surfaces of the first cable management rack 6 and the second cable management rack 4 are both provided with fixed wire grooves 7. By installing a cable management rack device inside the control cabinet body 1, it is convenient to install and fix various circuit wires required for the temperature monitoring device in an orderly manner, avoiding the problem of inconvenient maintenance caused by the entanglement of wires.

[0026] Furthermore, the outer side surface of the control cabinet body 1 is provided with ventilation slots 15 and a power switch 16 to facilitate ventilation and power switch start and stop control.

[0027] Furthermore, a sealed cabinet door 2 is installed on the front end surface of the control cabinet body 1, and the sealed cabinet door 2 is movably connected to the control cabinet body 1 through a hinge.

[0028] Working principle: When in use, a cooling fan 3 is provided on the side surface of the control cabinet body 1, a first fixed card frame 8 is installed inside the control cabinet body 1, a power supply box 14 is installed on the first fixed card frame 8, a detachable structure is formed between the power supply box 14 and the first fixed card frame 8, a temperature sensor 12 is fixedly connected to the inside of the power supply box 14 through a power supply wire 13, a second fixed card frame 5 is installed inside the control cabinet body 1, a temperature alarm 10, a temperature overload protector 11 and a temperature sensor 12 are respectively installed on the second fixed card frame 5, the temperature sensor 12 is electrically connected to the temperature alarm 10, and the temperature sensor 12 is used to monitor the internal temperature of the control cabinet body 1 in real time. When the temperature is too high, the temperature sensor 12 is used to monitor the internal temperature of the control cabinet body 1 in real time. When the temperature alarm 10 is on, the temperature alarm 10 will sound an alarm in time, the temperature overload protector 11 is electrically connected to the cooling fan 3, and the temperature overload protector 11 will feed back the signal to the cooling fan 3 in time, prompting the cooling fan 3 to start to dissipate heat inside the control cabinet body 1. The entire temperature monitoring device is easy to install and fix, and it is simple and convenient to disassemble and maintain. The first wire management rack 6 and the second wire management rack 4 are respectively installed inside the control cabinet body 1, and the front end surfaces of the first wire management rack 6 and the second wire management rack 4 are both provided with fixed wire grooves 7. By installing a wire management rack device inside the control cabinet body 1, it is convenient to install and fix the various circuit wires required for the temperature monitoring device in an orderly manner, avoiding the problem of inconvenient maintenance caused by the entanglement of the wires.

[0029] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0030] The standard parts used in this application document can all be purchased from the market, and the specific connection methods of each part are connected by conventional means such as mature bolts, rivets, welding, etc. in the prior art. In addition, the machinery, parts and equipment all adopt conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, so no specific description is given here.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A temperature monitoring device for an explosion-proof control cabinet, comprising a control cabinet body (1), characterized in that: A cooling fan (3) is provided on the side surface of the control cabinet body (1); a first fixed card frame (8) is installed inside the control cabinet body (1); a power supply box (14) is installed on the first fixed card frame (8); a detachable structure is formed between the power supply box (14) and the first fixed card frame (8); a temperature sensor (12) is fixedly connected to the inside of the power supply box (14) via a power supply wire (13); a second fixed card frame (5) is installed inside the control cabinet body (1); a temperature alarm (10), a temperature overload protector (11) and a temperature sensor (12) are respectively installed on the second fixed card frame (5); and a detachable structure is formed between the temperature alarm (10), the temperature overload protector (11) and the temperature sensor (12) and the second fixed card frame (5).

2. The temperature monitoring device for an explosion-proof control cabinet according to claim 1, characterized in that: The power supply box (14) is fixed to the first fixed bracket (8) via a card slot, and the power supply box (14) is fixedly connected to the inner wall of the control cabinet body (1) via a locking card plate (9), and a locking bolt is provided on the locking card plate (9).

3. The temperature monitoring device for an explosion-proof control cabinet according to claim 1, characterized in that: The temperature sensor (12) is electrically connected to the temperature alarm (10).

4. The temperature monitoring device for an explosion-proof control cabinet according to claim 1, characterized in that: The temperature overload protector (11) is electrically connected to the cooling fan (3).

5. The temperature monitoring device for an explosion-proof control cabinet according to claim 1, characterized in that: A first cable management rack (6) and a second cable management rack (4) are respectively installed inside the control cabinet body (1), and front end surfaces of the first cable management rack (6) and the second cable management rack (4) are both provided with fixed cable grooves (7).

6. The temperature monitoring device for an explosion-proof control cabinet according to claim 1, characterized in that: The external side surface of the control cabinet body (1) is provided with a ventilation slot (15) and a power switch (16).

7. The temperature monitoring device for an explosion-proof control cabinet according to claim 1, characterized in that: A sealed cabinet door (2) is installed on the front end surface of the control cabinet body (1), and the sealed cabinet door (2) and the control cabinet body (1) are movably connected via a hinge.

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