Low-voltage complete switch cabinet with intelligent detection function

Abstract

The utility model provides a low-voltage complete switch cabinet capable of intelligent detection. The low-voltage complete switch cabinet comprises a main body mechanism and a ventilation mechanism, the main body mechanism comprises a cabinet body, a cabinet door and a bottom frame, the cabinet door is installed on one side of the cabinet body, and the bottom frame is fixedly connected to the bottom of the cabinet body; the ventilation mechanism comprises ventilation fans, a dehumidifier and a PLC, the PLC is installed on one side of the interior of the cabinet body, the two ventilation fans are symmetrically installed on one side of the interior of the cabinet body, and a first temperature and humidity sensor and a second temperature and humidity sensor are installed on one side of the interior of the cabinet body. According to the utility model, the first temperature and humidity sensor and the second temperature and humidity sensor are arranged to monitor the internal environment and the external environment of the cabinet body respectively, and when the environment is abnormal, ventilation and heat dissipation are carried out through the ventilation fan or dehumidification is carried out in the cabinet through the dehumidifier, thereby preventing the internal temperature and humidity of the cabinet body from being affected by external environment change. And normal operation of equipment in the cabinet is prevented from being influenced by over-high temperature and humidity in the cabinet.

Description

Technical Field

[0001] The utility model relates to a switch cabinet, in particular to a low-voltage complete switch cabinet with intelligent detection, belonging to the technical field of electrical equipment. Background Art

[0002] Switchgear is an electrical equipment. The external line of the switchgear first enters the main control switch inside the cabinet, and then enters the sub-control switch. Each branch is set according to its needs, such as instruments, automatic control, motor magnetic switches, various AC contactors, etc. Some also have high-voltage and low-voltage room switchgears, equipped with high-voltage busbars, such as power plants, etc. Some also have low-cycle load shedding to protect the main equipment. The main function of the switchgear is to open and close, control and protect electrical equipment in the process of power generation, transmission, distribution and power conversion in the power system. The components in the switchgear mainly include circuit breakers, disconnectors, load switches, operating mechanisms, mutual inductors and various protection devices. Low-voltage switchgear is suitable for power plants, petroleum, chemical, metallurgy, textiles, high-rise buildings and other industries for transmission, distribution and power conversion.

[0003] A Chinese patent application (CN202120239972.1) discloses an overheating-proof low-voltage switchgear cabinet. This cabinet uses a temperature detector to detect the temperature of the switchgear cabinet in real time, effectively preventing the cabinet from overheating. However, this type of switchgear only monitors the temperature environment inside the cabinet during use and cannot adjust the environment when the external environment changes. This can easily lead to excessive temperature and humidity inside the cabinet, thereby affecting the normal operation of the equipment inside the cabinet.

[0004] In order to solve the above technical problems, a low-voltage complete switchgear with intelligent detection is proposed. Utility Model Content

[0005] In view of this, the present invention provides a low-voltage complete switchgear cabinet with intelligent detection to solve or alleviate the technical problems existing in the prior art and at least provide a beneficial choice.

[0006] The technical solution of the utility model is implemented as follows: a low-voltage complete switch cabinet with intelligent detection, including a main body mechanism and a ventilation mechanism;

[0007] The main body structure includes a cabinet body, a cabinet door and a bottom frame, wherein the cabinet door is installed on one side of the cabinet body, and the bottom frame is fixedly connected to the bottom of the cabinet body;

[0008] The ventilation mechanism includes a ventilation fan, a dehumidifier and a PLC controller. The PLC controller is installed on the inner side of the cabinet. The two ventilation fans are symmetrically installed on the inner side of the cabinet. The inner side of the cabinet is respectively installed with a first temperature and humidity sensor and a second temperature and humidity sensor. The inner side of the cabinet is fixedly connected to a fixing frame. Ventilation holes are evenly distributed on one side of the fixing frame. The dehumidifier is installed on one side of the fixing frame.

[0009] Further preferably, a cabinet lock is installed on one side of the cabinet door.

[0010] Further preferably, a drain outlet is installed on one side of the bottom of the cabinet.

[0011] Further preferably, a barrier net is provided on one side of the ventilation fan, and the barrier net is fixedly connected to the cabinet.

[0012] Further preferably, a line inlet and a line outlet are respectively installed on the inner bottom of the cabinet, and a fireproof blocking box is installed at one end of the line inlet and the line outlet.

[0013] Further preferably, sealing rings are fixedly connected inside the wire inlet and the wire outlet.

[0014] The embodiment of the present invention has the following advantages due to the adoption of the above technical solution:

[0015] 1. The utility model provides a first temperature and humidity sensor and a second temperature and humidity sensor to monitor the internal and external environments of the cabinet respectively. When the environment is abnormal, ventilation and heat dissipation are performed by a ventilation fan or dehumidification is performed by a dehumidifier to prevent the temperature and humidity inside the cabinet from being affected by changes in the external environment, and to prevent the temperature and humidity inside the cabinet from being too high and affecting the normal operation of the equipment inside the cabinet.

[0016] 2. The utility model sets a barrier net to prevent dust and impurities from entering the cabinet through the ventilation fan, and sets a wire inlet and a wire outlet at the bottom of the cabinet to facilitate cable wiring.

[0017] The above summary is for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the present invention will be readily apparent by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without any creative work.

[0019] Figure 1 It is a structural diagram of the utility model;

[0020] Figure 2 This is a diagram of the internal structure of the cabinet in the present utility model;

[0021] Figure 3 This is a bottom view of the cabinet structure of the present invention;

[0022] Figure 4 This is the installation structure diagram of the dehumidifier in this utility model.

[0023] Figure numerals: 10. Main body; 11. Cabinet body; 12. Cabinet door; 13. Cabinet lock; 14. Base frame; 15. Fireproof sealing box; 16. Drain outlet; 17. Wire inlet; 18. Wire outlet; 19. Sealing ring; 20. Ventilation mechanism; 21. Ventilation fan; 22. Barrier net; 23. Fixed bracket; 24. Dehumidifier; 25. Ventilation hole; 26. First temperature and humidity sensor; 27. PLC controller; 28. Second temperature and humidity sensor. DETAILED DESCRIPTION

[0024] Hereinafter, only certain exemplary embodiments are briefly described. As will be appreciated by those skilled in the art, the described embodiments may be modified in various ways without departing from the spirit or scope of the present invention. Therefore, the drawings and description are to be regarded as illustrative in nature and not restrictive.

[0025] The embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0026] like Figure 1-4 As shown, an embodiment of the present utility model provides a low-voltage complete switch cabinet with intelligent detection, which is composed of a main body mechanism 10 and a ventilation mechanism 20.

[0027] The main body 10 includes a cabinet body 11, a cabinet door 12 and a base frame 14. The cabinet door 12 is installed on one side of the cabinet body 11. A cabinet lock 13 is installed on one side of the cabinet door 12 to facilitate locking the cabinet door 12 and the cabinet body 11. A drain outlet 16 is installed on one side of the bottom of the cabinet body 11. The base frame 14 is fixedly connected to the bottom of the cabinet body 11. A groove is integrally formed on one side of the base frame 14 to prevent moisture discharged from the drain outlet 16 from accumulating on the base frame 14. An inlet 17 and an outlet 18 are respectively installed on the inner bottom of the cabinet body 11 to facilitate cable wiring. A fireproof sealing box 15 is installed at one end of the inlet 17 and the outlet 18, and a sealing ring 19 is fixedly connected to the inside of the inlet 17 and the outlet 18 to enhance the sealing of the connection between the cable and the inlet 17 and the outlet 18.

[0028] In one embodiment, a cable fixing clamp is provided 200 mm above the cable inlet 17 and the cable outlet 18 to facilitate cable fixing.

[0029] In one embodiment, the drain opening 16 is covered internally with a mesh or perforated protective plate to prevent insects from entering.

[0030] The ventilation mechanism 20 includes a ventilation fan 21, a dehumidifier 24 and a PLC controller 27. The PLC controller 27 is installed on the inner side of the cabinet 11. Two mounting holes are integrally formed on one side of the cabinet 11. The two ventilation fans 21 are installed in the mounting holes of the cabinet 11. The inner side of the cabinet 11 is respectively installed with a first temperature and humidity sensor 26 and a second temperature and humidity sensor 28. The first temperature and humidity sensor 26 and the second temperature and humidity sensor 28 are connected to the PLC controller 27 for signals. The PLC controller 27 is electrically connected to the electrical control ends of the dehumidifier 24 and the ventilation fan 21. A fixing bracket 23 is fixedly connected to the inner side of the cabinet 11. Ventilation holes 25 are evenly distributed on one side of the fixing bracket 23. The dehumidifier 24 is installed on one side of the fixing bracket 23.

[0031] In one embodiment, in order to prevent dust and debris from entering the cabinet 11 , a barrier net 22 is provided on one side of the ventilation fan 21 , and the barrier net 22 is fixedly connected to the cabinet 11 .

[0032] When the present invention is working: the temperature and humidity status inside the cabinet 11 is monitored by the first temperature and humidity sensor 26, and the temperature and humidity information of the external environment is monitored by the second temperature and humidity sensor 28. When the temperature and humidity status inside the cabinet 11 is abnormal or the external environment status changes greatly, the ventilation fan 21 is started to ventilate and dissipate heat for the equipment inside the cabinet 11 or the dehumidifier 24 is started to dehumidify the inside of the cabinet 11, so as to cope with the impact of different environments on the internal environment of the cabinet 11 and prevent the internal equipment of the cabinet 11 from being affected. The cable is installed through the outlet 18 and the inlet 17 in a lower outlet and lower inlet manner. The barrier net 22 on one side of the ventilation fan 21 prevents dust and debris from entering the cabinet 11 through the ventilation fan 21.

[0033] The above description is merely a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any person skilled in the art can easily conceive of various modifications or substitutions within the technical scope disclosed in the present invention, and such modifications or substitutions are intended to be within the scope of protection of the present invention. Therefore, the scope of protection of the present invention shall be based on the scope of protection of the claims.

Claims

1. A low-voltage complete switchgear with intelligent detection, characterized by: It includes a main body mechanism (10) and a ventilation mechanism (20); The main body (10) comprises a cabinet body (11), a cabinet door (12) and a bottom frame (14), wherein the cabinet door (12) is mounted on one side of the cabinet body (11), and the bottom frame (14) is fixedly connected to the bottom of the cabinet body (11); The ventilation mechanism (20) includes a ventilation fan (21), a dehumidifier (24) and a PLC controller (27). The PLC controller (27) is installed on one side of the interior of the cabinet (11). Two ventilation fans (21) are symmetrically installed on one side of the interior of the cabinet (11). A first temperature and humidity sensor (26) and a second temperature and humidity sensor (28) are respectively installed on one side of the interior of the cabinet (11). A fixing frame (23) is fixedly connected to one side of the interior of the cabinet (11). Ventilation holes (25) are evenly distributed on one side of the fixing frame (23). The dehumidifier (24) is installed on one side of the fixing frame (23).

2. The low-voltage complete switchgear with intelligent detection according to claim 1, characterized in that: A cabinet lock (13) is installed on one side of the cabinet door (12).

3. The low-voltage complete switchgear with intelligent detection according to claim 1, characterized in that: A drain outlet (16) is installed on one side of the bottom of the cabinet (11).

4. The low-voltage complete switchgear with intelligent detection according to claim 1, characterized in that: A barrier net (22) is provided on one side of the ventilation fan (21), and the barrier net (22) is fixedly connected to the cabinet (11).

5. The low-voltage complete switchgear with intelligent detection according to claim 1, characterized in that: A wire inlet (17) and a wire outlet (18) are respectively installed on the inner bottom of the cabinet (11), and a fireproof blocking box (15) is installed at one end of each of the wire inlet (17) and the wire outlet (18).

6. The low-voltage complete switchgear with intelligent detection according to claim 5, characterized in that: The interiors of the wire inlet (17) and the wire outlet (18) are both fixedly connected with sealing rings (19).

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