Fire-fighting electrical control cabinet

Abstract

The utility model discloses a fire-fighting electrical control cabinet which comprises a control cabinet body, a cooling fan and an air drying device are installed above one side of the inner side of the control cabinet body, and the air drying device is composed of a drying device shell, a drying agent storage box, a driving motor and a controller. The drying equipment shell and the drying agent storage box are each of a cylindrical structure, the drying agent storage box is arranged in the drying equipment shell, and the driving motor is installed in the center of one side of the exterior of the drying equipment shell and used for driving the drying agent storage box to rotate; the air drying equipment can continuously dry the interior of the control cabinet body, and the drying agent does not need to be replaced.

Description

Technical Field

[0001] The utility model relates to the technical field of control cabinets, in particular to a fire protection electrical control cabinet. Background Art

[0002] The control cabinet is a combination of switchgear, measuring instruments, protective electrical appliances and auxiliary equipment assembled in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirements. Its layout should meet the requirements for normal operation of the power system, be easy to maintain, and not endanger the safety of people and surrounding equipment. The fire electrical control cabinet is mostly used for the control of fire pumps.

[0003] In order to solve the problem of excessive humidity inside the existing control cabinet, desiccant is generally placed or ventilation is increased. Although desiccant can effectively reduce the humidity of the air, the desiccant will lose its drying effect after a period of use and needs to be replaced. Utility Model Content

[0004] The utility model aims to provide a fire protection electrical control cabinet to solve the problems in the prior art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fire protection electrical control cabinet, comprising a control cabinet body, a cooling fan and an air drying device are installed on the upper side of one side of the inner side of the control cabinet body, the air drying device is composed of a drying device shell, a desiccant storage box, a driving motor and a controller, the drying device shell and the desiccant storage box are both cylindrical structures, the desiccant storage box is arranged inside the drying device shell, the driving motor is installed at the center of one side of the outer side of the drying device shell and is used to drive the desiccant storage box to rotate, the controller is installed on one side of the outer side of the drying device shell and is used to control the start and stop of the driving motor, a dehumidification vent is provided at the lower part of one side of the drying device shell, a drying vent is provided at the upper part of the other side of the drying device shell, matching vents are provided at the lower parts of both sides of the desiccant storage box, an electric heater is installed at the inner top of the desiccant storage box, a humidity sensor is installed at the inner top and bottom of the desiccant storage box, the electric heater and the humidity sensor are both electrically connected to the controller, and silica gel desiccant is stored in the desiccant storage box.

[0006] Preferably, a heat dissipation port cooperating with a heat dissipation fan and a dehumidification port cooperating with an air drying device are provided on an upper portion of a side panel on one side of the control cabinet body.

[0007] Preferably, air inlets are provided at the lower parts of the side panels on both sides of the control cabinet body, and rain shields cooperating with the air inlets are fixed on the side surfaces of the outer sides of the control cabinet body.

[0008] Preferably, filter fixing frames are fixed to the side surfaces on both sides of the inner side of the control cabinet body, and filters are fixed on the filter fixing frames, and the filters cover the air inlet.

[0009] Preferably, a filter limiting plate fixed on the control cabinet body is provided on one side of the filter fixing frame, and a spare filter storage slot and a threading slot are provided on the inner bottom of the control cabinet body.

[0010] Preferably, two small cable fixing frames and one large cable fixing frame are fixed on the inner wall of the control cabinet body, and a plurality of cable slots are provided on the small cable fixing frames and the large cable fixing frames.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model dries the inner side of the control cabinet body through an air drying device, the air drying device is composed of a drying device shell, a desiccant storage box, a driving motor and a controller, wherein the desiccant storage box is filled with silica gel desiccant, and the silica gel desiccant is used to dry air. When the air drying device is drying the air, the matching vents on the desiccant storage box are communicated with the dehumidification vents on the drying device shell, and the controller detects the humidity of the silica gel desiccant through a humidity sensor installed inside the desiccant storage box. When the humidity of the silica gel desiccant is too high, the driving motor drives the desiccant storage box to rotate, so that the matching vents on the desiccant storage box are aligned with the drying vents on the drying device shell, and the silica gel desiccant is heated and dried by an electric heater. After the drying is completed, the driving motor runs again, so that the matching vents on the desiccant storage box are aligned with the dehumidification vents on the drying device shell. In summary, the air drying device can continuously dry the inside of the control cabinet body without replacing the desiccant.

[0012] The utility model can filter the air entering the control cabinet body through the filter screen covering the air inlet during ventilation and heat dissipation, thereby reducing dust in the air, and the filter screen can be removed and replaced;

[0013] The small cable fixing frame and the large cable fixing frame inside the control cabinet can fix the cables, thus avoiding the problem of loose and disorderly cables. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0015] Figure 1 It is a schematic diagram of the overall internal structure of the utility model;

[0016] Figure 2It is a schematic diagram of the internal structure of the air drying device of the utility model;

[0017] Figure 3 It is a structural schematic diagram of a control cabinet body of the utility model.

[0018] In the figure: 1. control cabinet body; 2. cooling fan; 3. air drying equipment; 4. filter fixing frame; 5. filter; 6. threading groove; 7. spare filter storage slot; 8. small cable fixing frame; 9. cable slot; 10. large cable fixing frame; 11. fan fixing frame; 12. heat dissipation port; 13. dehumidification port; 14. filter limit plate; 15. air inlet; 16. rain shield; 17. drying equipment housing; 18. desiccant storage box; 19. electric heater; 20. drying vent; 21. matching vent; 22. humidity sensor; 23. dehumidification vent; 24. drive motor; 25. controller. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is sought, but merely represents the selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the utility model.

[0020] See also Figure 1-3In an embodiment of the utility model, a fire protection electrical control cabinet includes a control cabinet body 1, a cooling fan 2 and an air drying device 3 are installed on the upper side of the inner side of the control cabinet body 1, and the air drying device 3 is composed of a drying device shell 17, a desiccant storage box 18, a driving motor 24 and a controller 25. The drying device shell 17 and the desiccant storage box 18 are both cylindrical structures. The desiccant storage box 18 is arranged inside the drying device shell 17, and the driving motor 24 is installed at the center of one side of the outer side of the drying device shell 17 and is used to drive the desiccant storage box 18 to rotate. The controller 25 is installed on one side of the outer side of the drying device shell 17 and is used to control the start and stop of the driving motor 24. A dehumidification vent 23 is provided at the lower part of one side of the drying device shell 17, and a dehumidification vent 23 is provided at the upper part of the other side of the drying device shell 17. A drying vent 20 is provided, and a matching vent 21 is provided at the lower part of both sides of the desiccant storage box 18. An electric heater 19 is installed at the inner top of the desiccant storage box 18. A humidity sensor 22 is installed at the inner top and bottom of the desiccant storage box 18. The electric heater 19 and the humidity sensor 22 are electrically connected to the controller 25. Silica gel desiccant is stored in the desiccant storage box 18. A heat dissipation port 12 matching with the heat dissipation fan 2 and a dehumidification port 13 matching with the air drying device 3 are provided at the upper part of the side panel on one side of the control cabinet body 1. Air inlets 15 are provided at the lower part of the side panels on both sides of the control cabinet body 1. A rain shield 16 matching with the air inlet 15 is fixed on the side of the outer side of the control cabinet body 1. A fan fixing frame 11 is fixed above the side panel on one side of the inner side of the control cabinet body 1.

[0021] Filter fixing frames 4 are fixed to the sides of both sides of the inner side of the control cabinet body 1, and filters 5 are fixed on the filter fixing frames 4. The filter 5 covers the air inlet 15. A filter limiting plate 14 fixed to the control cabinet body 1 is provided on one side of the filter fixing frame 4. A spare filter storage slot 7 and a threading slot 6 are provided at the inner bottom of the control cabinet body 1.

[0022] Two small cable fixing frames 8 and a large cable fixing frame 10 are fixed on the inner wall of the control cabinet body 1 , and a plurality of cable slots 9 are provided on the small cable fixing frames 8 and the large cable fixing frames 10 .

[0023] The working principle of the utility model is as follows: the utility model dries the inner side of the control cabinet body 1 through the air drying device 3, the air drying device 3 is composed of a drying device housing 17, a desiccant storage box 18, a drive motor 24 and a controller 25, wherein the desiccant storage box 18 is filled with silica gel desiccant, and the silica gel desiccant is used to dry the air. When the air drying device 3 dries the air, the matching vent 21 on the desiccant storage box 18 is communicated with the dehumidification vent 23 on the drying device housing 17, and the controller 25 detects the humidity through the humidity sensor 22 installed in the desiccant storage box 18. The humidity of the silica gel desiccant is measured. When the humidity of the silica gel desiccant is too high, the driving motor 24 drives the desiccant storage box 18 to rotate, so that the matching vent 21 on the desiccant storage box 18 is aligned with the drying vent 20 on the drying device housing 17, and the silica gel desiccant is heated and dried by the electric heater 19. After the drying is completed, the driving motor 24 is operated again, so that the matching vent 21 on the desiccant storage box 18 is aligned with the dehumidification vent 23 on the drying device housing 17; In summary, the air drying device 3 can continuously dry the interior of the control cabinet body 1 without replacing the desiccant;

[0024] When the utility model is used for ventilation and heat dissipation, the air entering the control cabinet body 1 can be filtered through the filter screen 5 covering the air inlet 15, thereby reducing dust in the air, and the filter screen 5 can be removed and replaced;

[0025] The small cable fixing frame 8 and the large cable fixing frame 10 inside the control cabinet body 1 can both fix the cables, thereby preventing the problem of loose and disorderly cables.

[0026] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A fire protection electrical control cabinet, comprising a control cabinet body (1), characterized in that: A cooling fan (2) and an air drying device (3) are installed on one upper side of the inner side of the control cabinet body (1); the air drying device (3) is composed of a drying device housing (17), a desiccant storage box (18), a driving motor (24) and a controller (25); the drying device housing (17) and the desiccant storage box (18) are both cylindrical structures; the desiccant storage box (18) is arranged inside the drying device housing (17); the driving motor (24) is installed at the center of one side outside the drying device housing (17) and is used to drive the desiccant storage box (18) to rotate; the controller (25) is installed at one side outside the drying device housing (17) and is used to drive the desiccant storage box (18) to rotate. The drying device housing (17) is used to control the start and stop of the driving motor (24); a dehumidification vent (23) is provided at the lower part of one side of the drying device housing (17); a drying vent (20) is provided at the upper part of the other side of the drying device housing (17); matching vents (21) are provided at the lower parts of both sides of the desiccant storage box (18); an electric heater (19) is installed at the top of the inner side of the desiccant storage box (18); a humidity sensor (22) is installed at the top and bottom of the inner side of the desiccant storage box (18); the electric heater (19) and the humidity sensor (22) are both electrically connected to the controller (25); and silica gel desiccant is stored in the desiccant storage box (18).

2. A fire protection electrical control cabinet according to claim 1, characterized in that: A heat dissipation port (12) cooperating with a heat dissipation fan (2) and a dehumidification port (13) cooperating with an air drying device (3) are provided on the upper portion of a side plate on one side of the control cabinet body (1).

3. A fire protection electrical control cabinet according to claim 1, characterized in that: The lower parts of the side panels on both sides of the control cabinet body (1) are provided with air inlets (15), and a rain shield (16) matching with the air inlet (15) is fixed on the side surface of the outer side of the control cabinet body (1).

4. A fire protection electrical control cabinet according to claim 3, characterized in that: A filter fixing frame (4) is fixed to the side surfaces on both sides of the inner side of the control cabinet body (1), a filter (5) is fixed on the filter fixing frame (4), and the filter (5) covers the air inlet (15).

5. A fire protection electrical control cabinet according to claim 4, characterized in that: A filter limiting plate (14) fixed on the control cabinet body (1) is provided on one side of the filter fixing frame (4), and a spare filter storage slot (7) and a threading slot (6) are provided on the inner bottom of the control cabinet body (1).

6. A fire protection electrical control cabinet according to claim 1, characterized in that: Two small cable fixing frames (8) and one large cable fixing frame (10) are fixed on the inner wall of the control cabinet body (1), and a plurality of cable slots (9) are provided on the small cable fixing frames (8) and the large cable fixing frames (10).

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