Dehumidification device for electric power safety tool cabinet

Abstract

The utility model provides a dehumidification device for an electric power safety tool cabinet, the dehumidification device for the electric power safety tool cabinet comprises a dehumidification box, a window switch assembly, a drying assembly, a detection assembly and a control assembly, the dehumidification box is provided with a first ventilation window and a second ventilation window, and the dehumidification box is suitable for being connected with a cabinet body of the tool cabinet. The first ventilation window and the second ventilation window are suitable for being communicated with the interior and the exterior of the cabinet body respectively; the window switch assembly is connected with the dehumidification box; when the detection assembly detects that the moisture content of the drying agent reaches a first preset value, the control assembly controls the first ventilation window to be closed and the second ventilation window to be opened, and then the drying assembly is started to dry the drying agent in the dehumidification box until the moisture content of the drying agent reaches a second preset value; the control assembly controls the window opening and closing assembly to close the second ventilation window and open the first ventilation window, the interior of the cabinet body can be continuously dried, and the drying effect can still be effectively guaranteed after long-time use.

Description

Technical Field

[0001] The utility model belongs to the technical field of electric appliances, and in particular relates to a dehumidifying device for an electric safety tool cabinet. Background Art

[0002] The power safety tool cabinet is also called the safety tool cabinet, which is used to store various power tools, including a variety of insulating tools. Insulating tools are easily affected by moisture, and the insulation performance of insulating tools will decrease after being affected by moisture, endangering the life safety of maintenance personnel.

[0003] In order to prevent tools from getting damp, most existing tool cabinets have moisture-proof functions, and some tool cabinets achieve moisture-proof effects by placing desiccants. However, the moisture content of desiccants is limited. After long-term use, the desiccants tend to be saturated, and the water absorption effect gradually deteriorates, and the drying effect will be greatly reduced, which will cause the tools to get damp and affect their use. Utility Model Content

[0004] The utility model provides a dehumidifying device for an electric safety tool cabinet, aiming to solve the technical problem that the drying effect of the tool cabinet which uses a desiccant to prevent moisture in the prior art is greatly reduced after long-term use.

[0005] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is: to provide a dehumidification device for an electric safety tool cabinet, comprising:

[0006] A dehumidification box, provided with a first ventilation window and a second ventilation window, the dehumidification box is suitable for being connected to a cabinet body of a tool cabinet, and the interior is used to place a reusable desiccant, the first ventilation window and the second ventilation window are suitable for being connected to the interior and the exterior of the cabinet body respectively;

[0007] A window switch assembly, connected to the dehumidification box, used to open or close the first ventilation window or the second ventilation window;

[0008] A drying component, connected to the dehumidification box, used to dry the desiccant in the dehumidification box;

[0009] A detection component connected to the dehumidification box, electrically connected to the window switch component and the drying component, and used to detect the moisture content of the desiccant in the dehumidification box;

[0010] A control component is electrically connected to the detection component, the window switch component and the drying component, and is used to control the window switch component to close the first ventilation window, open the second ventilation window, and turn on the drying component when the detection component detects that the moisture content of the desiccant reaches a first preset value; and to control the window switch component to open the first ventilation window, close the second ventilation window, and turn off the drying component when the detection component detects that the moisture content of the desiccant is less than a second preset value.

[0011] In a possible implementation of the dehumidification device for an electric safety tool cabinet provided by the utility model, the dehumidification box includes a box body and a containing plate, the bottom of the box body is provided with the first ventilation window, the top is provided with the second ventilation window, the containing plate is a breathable plate, the containing plate is arranged inside the box body and connected to the box body, and the containing plate is used to place a desiccant.

[0012] In a possible implementation of the dehumidification device for an electric safety tool cabinet provided by the utility model, a guide column is provided at the bottom of the holding plate, a guide sleeve slidably matched with the guide column is provided at the bottom inner side of the box body, the detection component includes a spring and a distance sensor, the spring sleeve is arranged on the guide sleeve, and the upper end is connected to the holding plate, the distance sensor is arranged at the bottom inner side of the box body, and is connected to the box body, and is used to detect the distance between the holding plate and the distance sensor.

[0013] In a possible implementation of the dehumidification device for the electric power safety tool cabinet provided by the utility model, the drying component includes a heating mechanism, and the heating mechanism is disposed on the containing plate and connected to the containing plate.

[0014] In a possible implementation of the dehumidification device for the electric safety tool cabinet provided by the utility model, the window switch assembly includes:

[0015] A rotating shaft, arranged vertically, rotatably matched with the dehumidification box, and having a degree of freedom of rotation relative to the dehumidification box;

[0016] A first cover plate, disposed at the bottom of the dehumidification box, connected to the rotating shaft, and used to seal the first ventilation window;

[0017] A second cover plate, disposed on the top of the dehumidification box, connected to the rotating shaft, and used to seal the second ventilation window; and

[0018] A driving assembly connected to the dehumidification box, wherein a power output end is connected to the rotating shaft and is used to drive the rotating shaft to rotate;

[0019] Wherein, when the first cover plate blocks the first ventilation window, the second cover plate and the second ventilation window are staggered; when the second cover plate blocks the second ventilation window, the first cover plate and the first ventilation window are staggered.

[0020] In a possible implementation of the dehumidification device for an electric safety tool cabinet provided by the utility model, a first gear is provided on the rotating shaft, the driving assembly includes a motor assembly and a second gear, the motor assembly is connected to the dehumidification box, the second gear is connected to the power output end of the motor assembly and meshes with the second gear.

[0021] The beneficial effects of the dehumidification device for an electric safety tool cabinet provided by the utility model are as follows: compared with the prior art, in the dehumidification device for an electric safety tool cabinet provided by the utility model, under normal conditions, the first ventilation window is in an open state and the second ventilation window is in a closed state, the dehumidification box is connected to the interior of the cabinet, and the desiccant in the dehumidification box absorbs moisture in the air inside the cabinet; after a period of time, when the detection component detects that the moisture content of the desiccant reaches a first preset value, the control component controls the first ventilation window to close and the second ventilation window to open, so that the interior of the dehumidification box is separated from the interior of the cabinet, and the dehumidification box is connected to the outside world, and then the drying component is turned on to start drying the desiccant in the dehumidification box, and the generated water vapor is discharged through the second ventilation window, until the moisture content of the desiccant reaches the second preset value, the control component controls the window switch component to close the second ventilation window and open the first ventilation window, the drying component stops working, and then the interior of the cabinet can continue to be dried, thereby effectively ensuring the drying effect after long-term use. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 A schematic diagram of the three-dimensional structure of a dehumidification device for an electric safety tool cabinet provided in an embodiment of the utility model Figure 1 ;

[0023] Figure 2 A schematic diagram of the three-dimensional structure of a dehumidification device for an electric safety tool cabinet provided in an embodiment of the utility model Figure 2 ;

[0024] Figure 3 A schematic diagram of the three-dimensional structure of the dehumidification device for the electric safety tool cabinet provided by the embodiment of the utility model without the first cover plate;

[0025] Figure 4 A schematic diagram of the top view of the dehumidification device for an electric safety tool cabinet provided in an embodiment of the utility model;

[0026] Figure 5 For along Figure 4 The cross-sectional structure diagram along the AA line;

[0027] Description of reference numerals:

[0028] 11. Box body; 12. Serving plate; 13. First ventilation window; 14. Second ventilation window;

[0029] 15. Guide column; 16. Guide sleeve; 21. First cover plate; 22. Second cover plate;

[0030] 23. Rotating shaft; 24. First gear; 25. Motor assembly; 26. Second gear;

[0031] 31. Spring; 32. Distance sensor; 40. Heating mechanism. DETAILED DESCRIPTION

[0032] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0033] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. The following description of at least one exemplary embodiment is actually only illustrative and is by no means intended to limit the present application and its application or use. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0034] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0035] Unless otherwise specifically stated, the relative arrangement, numerical expressions and numerical values ​​of the parts and steps set forth in these embodiments do not limit the scope of the application. Meanwhile, it should be understood that, for ease of description, the sizes of the various parts shown in the accompanying drawings are not drawn according to actual proportional relationships. The technology, methods and equipment known to those of ordinary skill in the relevant art may not be discussed in detail, but in appropriate cases, the technology, methods and equipment should be considered as a part of the specification. In all examples shown and discussed here, any specific value should be interpreted as being merely exemplary, rather than as a limitation. Therefore, other examples of exemplary embodiments may have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, and therefore, once a certain item is defined in an accompanying drawing, it does not need to be further discussed in subsequent drawings.

[0036] In the description of the present application, it should be understood that the directions or positional relationships indicated by directional words such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the directions or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description. Unless otherwise specified, these directional words do not indicate or imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction, and therefore cannot be understood as limiting the scope of protection of the present application; the directional words "inside and outside" refer to the inside and outside relative to the contours of each component itself.

[0037] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" may include both "above" and "below". The device may also be positioned in other different ways, and the spatially relative descriptions used here are interpreted accordingly.

[0038] In addition, it should be noted that the use of terms such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. Unless otherwise stated, the above terms have no special meaning and therefore cannot be understood as limiting the scope of protection of this application.

[0039] Please also read Figures 1 to 5The dehumidification device for the electric safety tool cabinet provided by the utility model is now described. The dehumidification device for the electric safety tool cabinet includes a dehumidification box, a window switch component, a drying component, a detection component and a control component. The dehumidification box is provided with a first ventilation window 13 and a second ventilation window 14. The dehumidification box is suitable for being connected to the cabinet body of the tool cabinet, and the interior is used to place a reusable desiccant. The first ventilation window 13 and the second ventilation window 14 are suitable for being connected to the interior and the exterior of the cabinet body respectively; the window switch component is connected to the dehumidification box to open or close the first ventilation window 13 or the second ventilation window 14; the drying component is connected to the dehumidification box to dry the desiccant in the dehumidification box. Dry; the detection component is connected to the dehumidification box, and is electrically connected to the window switch component and the drying component, and is used to detect the moisture content of the desiccant in the dehumidification box. The control component is electrically connected to the detection component, the window switch component and the drying component, and is used to control the window switch component to close the first ventilation window 13, open the second ventilation window 14, and turn on the drying component when the detection component detects that the moisture content of the desiccant reaches a first preset value; when the detection component detects that the moisture content of the desiccant is less than a second preset value, the window switch component is controlled to open the first ventilation window 13, close the second ventilation window 14, and turn off the drying component.

[0040] It should be noted that the desiccant in the dehumidification box is a silica gel desiccant, montmorillonite desiccant, etc., which can be reused by drying. The control component is a computer or a PLC control board, which can receive the signal transmitted by the detection component and control the window switch component and the drying component according to the signal transmitted by the detection component.

[0041] The beneficial effects of the dehumidification device for an electric safety tool cabinet provided by the utility model are as follows: compared with the prior art, in the dehumidification device for an electric safety tool cabinet provided by the utility model, under normal conditions, the first ventilation window 13 is in an open state and the second ventilation window 14 is in a closed state, the dehumidification box is connected to the interior of the cabinet, and the desiccant in the dehumidification box absorbs moisture in the air inside the cabinet; after a period of time, when the detection component detects that the moisture content of the desiccant reaches a first preset value, the control component controls the first ventilation window 13 to close and the second ventilation window 14 to open, so that the interior of the dehumidification box is separated from the interior of the cabinet, and the dehumidification box is connected to the outside world, and then the drying component is turned on to start drying the desiccant in the dehumidification box, and the generated water vapor is discharged through the second ventilation window 14, until the moisture content of the desiccant reaches the second preset value, the control component controls the window switch component to close the second ventilation window 14 and open the first ventilation window 13, the drying component stops working, and then the interior of the cabinet can continue to be dried, thereby effectively ensuring the drying effect after long-term use.

[0042] like Figure 4 and Figure 5As shown, in a specific implementation of the dehumidification device for the electric safety tool cabinet provided in an embodiment of the utility model, the dehumidification box includes a box body 11 and a receiving plate 12, a first ventilation window 13 is provided at the bottom of the box body 11, a second ventilation window 14 is provided at the top, the receiving plate 12 is a breathable plate, the receiving plate 12 is arranged inside the box body 11 and connected to the box body 11, and the receiving plate 12 is used to place a desiccant.

[0043] Specifically, a plurality of air holes are provided on the air permeable plate, and the aperture of the air permeable holes is smaller than the particle diameter of the desiccant.

[0044] like Figure 5 As shown, in a specific implementation of the dehumidification device for the electric safety tool cabinet provided in an embodiment of the utility model, a guide column 15 is provided at the bottom of the holding plate 12, and a guide sleeve 16 that slides with the guide column 15 is provided at the bottom inner side of the box body 11. The detection component includes a spring 31 and a distance sensor 32. The spring 31 is sleeved on the guide sleeve 16, and the upper end is connected to the holding plate 12. The distance sensor 32 is provided at the bottom inner side of the box body 11 and is connected to the box body 11 for detecting the distance between the holding plate 12 and the distance sensor 32.

[0045] It should be noted that as the amount of water absorbed by the desiccant increases, the moisture content continues to increase, and its own weight continues to increase, thereby compressing the spring 31, so that the distance between the holding plate 12 and the distance sensor 32 decreases, that is, the moisture content of the desiccant corresponds to the distance detected by the distance sensor 32 one by one. When the moisture content of the desiccant reaches the first preset value, the distance detected by the distance sensor 32 reaches the first preset distance. When the moisture content of the desiccant reaches the second preset value, the distance detected by the distance sensor 32 reaches the second preset distance.

[0046] like Figure 5 As shown, in a specific implementation of the dehumidification device for the electric power safety tool cabinet provided in an embodiment of the utility model, the drying component includes a heating mechanism 40, and the heating mechanism 40 is disposed on the containing plate 12 and connected to the containing plate 12.

[0047] Specifically, the containing plate 12 is a metal plate or other plate with good thermal conductivity, and the heating mechanism 40 is disposed at the bottom of the containing plate 12 so that the desiccant is heated more evenly during drying.

[0048] Preferably, the heating mechanism 40 is an electric heating wire or an electric heating tube.

[0049] like Figure 1 , Figure 2 and Figure 5As shown, in a specific implementation of the dehumidification device for the electric safety tool cabinet provided in an embodiment of the utility model, the window switch assembly includes a rotating shaft 23, a first cover plate 21, a second cover plate 22 and a driving assembly. The rotating shaft 23 is vertically arranged and cooperates with the dehumidification box to rotate, and has the freedom to rotate relative to the dehumidification box; the first cover plate 21 is arranged at the bottom of the dehumidification box, connected to the rotating shaft 23, and used to seal the first ventilation window 13; the second cover plate 22 is arranged at the top of the dehumidification box, connected to the rotating shaft 23, and used to seal the second ventilation window 14; the driving assembly is connected to the dehumidification box, and the power output end is connected to the rotating shaft 23, which is used to drive the rotating shaft 23 to rotate.

[0050] When the first cover plate 21 blocks the first ventilation window 13 , the second cover plate 22 and the second ventilation window 14 are staggered; when the second cover plate 22 blocks the second ventilation window 14 , the first cover plate 21 and the first ventilation window 13 are staggered.

[0051] Specifically, four fan-shaped first ventilation windows 13 are provided at intervals at the bottom of the dehumidification box, and the central angle corresponding to the area between two adjacent first ventilation windows 13 is greater than or equal to the central angle of the first ventilation window 13; four fan-shaped second ventilation windows 14 are provided on the top of the dehumidification box, and the four second ventilation windows 14 are aligned one by one with the four first ventilation windows 13; four first baffles are provided on the first cover plate 21, which are used to cover the four first ventilation windows 13 respectively, and four second baffles are provided on the second cover plate 22, which are used to cover the four second ventilation windows 14 respectively, and the four first baffles on the first cover plate 21 are staggered with the four second baffles, that is, when the first baffle blocks the first ventilation window 13, the second baffle is staggered with the second ventilation window 14.

[0052] like Figure 5 As shown, in a specific implementation of the dehumidification device for the electric safety tool cabinet provided in an embodiment of the utility model, a first gear 24 is provided on the rotating shaft 23, and the driving assembly includes a motor assembly 25 and a second gear 26. The motor assembly 25 is connected to the dehumidification box, and the second gear 26 is connected to the power output end of the motor assembly 25 and meshes with the second gear 26.

[0053] Specifically, the motor assembly 25 is composed of an existing motor and a reducer.

[0054] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A dehumidification device for an electric safety tool cabinet, characterized in that: include: A dehumidification box, provided with a first ventilation window and a second ventilation window, the dehumidification box is suitable for being connected to a cabinet body of a tool cabinet, and the interior is used to place a reusable desiccant, the first ventilation window and the second ventilation window are suitable for being connected to the interior and the exterior of the cabinet body respectively; A window switch assembly, connected to the dehumidification box, used to open or close the first ventilation window or the second ventilation window; A drying component, connected to the dehumidification box, used to dry the desiccant in the dehumidification box; A detection component connected to the dehumidification box, electrically connected to the window switch component and the drying component, and used to detect the moisture content of the desiccant in the dehumidification box; A control component is electrically connected to the detection component, the window switch component and the drying component, and is used to control the window switch component to close the first ventilation window, open the second ventilation window, and turn on the drying component when the detection component detects that the moisture content of the desiccant reaches a first preset value; and to control the window switch component to open the first ventilation window, close the second ventilation window, and turn off the drying component when the detection component detects that the moisture content of the desiccant is less than a second preset value.

2. The dehumidification device for the electric safety tool cabinet according to claim 1, characterized in that: The dehumidification box includes a box body and a containing plate. The first ventilation window is provided at the bottom of the box body, and the second ventilation window is provided at the top. The containing plate is a breathable plate. The containing plate is arranged inside the box body and connected to the box body. The containing plate is used to place desiccant.

3. The dehumidification device for electric power safety tool cabinet according to claim 2, characterized in that: A guide column is provided at the bottom of the holding plate, and a guide sleeve slidably matched with the guide column is provided at the bottom inner side of the box body. The detection component includes a spring and a distance sensor. The spring sleeve is arranged on the guide sleeve, and the upper end is connected to the holding plate. The distance sensor is arranged at the bottom inner side of the box body and connected to the box body, and is used to detect the distance between the holding plate and the distance sensor.

4. The dehumidification device for electric power safety tool cabinet according to claim 2, characterized in that: The drying component comprises a heating mechanism, and the heating mechanism is arranged on the containing plate and connected to the containing plate.

5. The dehumidification device for electric power safety tool cabinet according to claim 1, characterized in that: The window switch assembly comprises: A rotating shaft, arranged vertically, rotatably matched with the dehumidification box, and having a degree of freedom of rotation relative to the dehumidification box; A first cover plate, disposed at the bottom of the dehumidification box, connected to the rotating shaft, and used to seal the first ventilation window; A second cover plate, disposed on the top of the dehumidification box, connected to the rotating shaft, and used to seal the second ventilation window; and A driving assembly connected to the dehumidification box, wherein a power output end is connected to the rotating shaft and is used to drive the rotating shaft to rotate; Wherein, when the first cover plate blocks the first ventilation window, the second cover plate and the second ventilation window are staggered; when the second cover plate blocks the second ventilation window, the first cover plate and the first ventilation window are staggered.

6. The dehumidification device for electric power safety tool cabinet according to claim 5, characterized in that: The rotating shaft is provided with a first gear, the driving assembly includes a motor assembly and a second gear, the motor assembly is connected to the dehumidification box, the second gear is connected to the power output end of the motor assembly and meshes with the second gear.

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