Electric cabinet moisture-proof device and moisture-proof electric control system

Abstract

The utility model relates to an electric cabinet moisture-proof device and a moisture-proof electric control system. The moisture-proof device comprises an installation unit, a storage unit, a first opening unit, a first sealing unit, a second sealing unit, a locking unit and at least one sliding unit. The mounting unit is arranged at the side part of the electric cabinet; the storage unit is arranged in the mounting unit in a sliding mode and communicates with the interior of the electric control box. The first opening unit is arranged at the first end of the storage unit and located outside the electric cabinet. The first sealing unit is arranged at the second end of the storage unit and located in the electric control box. The second sealing unit is arranged between the first opening unit and the mounting unit, and the second sealing unit is arranged around the storage unit; the locking unit is detachably connected with the first opening unit; the sliding unit is slidably connected with the first sealing unit. The moisture absorption device has the advantages that by arranging the storage unit capable of sliding along the mounting unit, the problem that a switch in the cabinet is easily shocked by mistake when the moisture absorption device of the electric cabinet is replaced is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of dock equipment, in particular to a moisture-proof device for an electric control box and a moisture-proof electric control system. Background Art

[0002] Electrical control boxes are primarily used for the control, monitoring, and protection of electrical equipment. They utilize internal components such as switches, buttons, and indicator lights to enable the start / stop, adjustment, and monitoring of electrical equipment. They are typically installed near on-site equipment or machinery to facilitate centralized control by operators.

[0003] As a complex industrial environment, the operation of a terminal relies on the coordinated operation of multiple electrical devices. A small number of these devices' electrical control boxes are located near the sea or in high-humidity locations. To ensure electrical safety, desiccant devices are typically installed inside the control boxes. These devices must be replaced promptly to maintain internal dryness. However, replacing existing desiccant devices requires opening the control box, which can easily lead to accidental activation of switches.

[0004] Currently, there is no effective solution to the problem that when replacing the desiccant device of the electric control box, the switch in the electric control box may be accidentally touched. Utility Model Content

[0005] The purpose of the utility model is to provide an electric control box moisture-proof device and a moisture-proof electric control system to address the deficiencies in the prior art, so as to solve the problem in the related art that the switch in the electric control box may be accidentally touched when replacing the moisture absorption device of the electric control box.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0007] In a first aspect, a moisture-proof device for an electric control box is provided, comprising:

[0008] An installation unit, the installation unit being arranged on a side of the electric control box;

[0009] a storage unit, the storage unit being slidably disposed within the mounting unit and communicating with the interior of the electric control box, the storage unit being removably provided with a moisture-proof agent for reciprocating movement to change the relative position of the storage unit and the electric control box and to replace the moisture-proof agent;

[0010] a first opening unit, which is provided at a first end of the storage unit and is located outside the electric control box, and is used to drive the storage unit to reciprocate, expose the storage unit to replace the moisture-proof agent, and close the storage unit;

[0011] a first sealing unit, which is provided at the second end of the storage unit and is located inside the electric control box and is limitedly connected to the electric control box, and is used to prevent external air from entering the electric control box when the storage unit is located outside the electric control box and to prevent the storage unit from being separated from the mounting unit;

[0012] a second sealing unit, the second sealing unit being disposed between the first opening unit and the mounting unit, surrounding the storage unit and being connected to the mounting unit and the first opening unit, respectively, and configured to expand or compress under the action of the first opening unit to isolate the storage unit when the storage unit is located outside the electrical control box;

[0013] a first locking unit, which is disposed on the outside of a side portion of the electric control box and is detachably connected to the first opening unit, and is used to lock a relative position between the first opening unit and the electric control box;

[0014] At least one sliding unit is disposed inside the electric control box and is slidably connected to the first sealing unit to limit the moving direction of the first sealing unit.

[0015] In some embodiments, the mounting unit includes:

[0016] a first mounting element, the first mounting element being disposed on a side of the electric control box;

[0017] The second mounting element is arranged on the outside of the first mounting element and connected to the second sealing unit. The storage unit is slidably arranged inside the second mounting element.

[0018] In some embodiments, the storage unit includes:

[0019] a frame element, the frame element being slidably disposed within the mounting unit and communicating with the interior of the electric control box, the frame element being provided with the first opening unit at a first end, the first sealing unit at a second end, the frame element being provided with the second sealing unit surrounding the exterior, the frame element being removably provided with a moisture-proof agent, the frame element being configured to reciprocate under the action of the first opening unit to change the relative position of the frame element and the electric control box and to replace the moisture-proof agent;

[0020] At least one louver element is provided on a side of the frame element for gas circulation.

[0021] In some embodiments, the first opening unit includes:

[0022] a first limiting element, the first limiting element being disposed at a first end of the storage unit and located outside the electrical control box, the inner side of the first limiting element being connected to the second sealing unit, and the first limiting element being detachably connected to the first locking unit, for driving the storage unit to reciprocate;

[0023] an opening element, the opening element being arranged on the first limiting element;

[0024] An opening element is arranged inside the opening element and is detachably connected to the first limiting element, and is used to expose the storage unit to replace the moisture-proof agent and to close the storage unit.

[0025] In some embodiments, the first sealing unit includes:

[0026] a first sealing element, the first sealing element being disposed at the second end of the storage unit and located inside the electric control box, the first sealing element being limitatively connected to the electric control box and being used to prevent external air from entering the electric control box and to prevent the storage unit from being separated from the mounting unit when the storage unit is located outside the electric control box;

[0027] At least one sliding element is disposed on a side of the first sealing element and is slidably connected to the sliding unit.

[0028] In some embodiments, the second sealing unit includes:

[0029] a second sealing element, the second sealing element being disposed between the first opening unit and the mounting unit, and being disposed around the storage unit, and being configured to expand or compress under the action of the first opening unit to isolate the storage unit when the storage unit is located outside the electric control box;

[0030] a first connecting element, the first connecting element being connected to ends of the mounting unit and the second sealing element respectively;

[0031] A second connecting element is connected to ends of the first opening unit and the second sealing element respectively.

[0032] In some embodiments, the first locking unit includes:

[0033] Two first locking elements, the two first locking elements are symmetrically arranged on both sides of the mounting unit and located outside the electric control box;

[0034] A second locking element is detachably connected to the first opening unit and the two first locking elements, and is used to lock the relative position of the first opening unit and the electric control box.

[0035] In some embodiments, further comprising:

[0036] A limiting unit is respectively arranged inside the electric control box and the first sealing unit, and is used to fix the relative position of the first sealing unit when the first sealing unit abuts against the electric control box.

[0037] In a second aspect, a moisture-proof electric control system is provided, comprising:

[0038] Electric control box;

[0039] The electric control box moisture-proof device according to the first aspect, wherein the electric control box moisture-proof device is arranged on the side of the electric control box;

[0040] A one-way ventilation device is provided on the side of the electric control box, and is used to allow the air inside the electric control box to circulate to the outside and prevent the outside air from entering the inside of the electric control box.

[0041] In some embodiments, the electric control box includes:

[0042] Cabinet unit;

[0043] a first opening unit, which is provided on a side of the box unit and is connected to the moisture-proof device of the electric control box;

[0044] a second opening unit, the second opening unit being provided on a side of the box unit and connected to the one-way ventilation device;

[0045] a second opening unit, the second opening unit being slidably disposed on the front side of the box unit;

[0046] A second locking unit is provided at the bottom of the box unit and is detachably connected to the second opening unit, for locking the relative position of the second opening unit and the box unit.

[0047] The present invention adopts the above technical solution, and compared with the prior art, has the following technical effects:

[0048] The utility model provides a moisture-proof device for an electric control box and a moisture-proof electric control system. By providing a storage unit that can slide along a mounting unit and providing a first opening unit and a second sealing unit at both ends of the storage unit, the moisture absorption device in the storage unit can be replaced without opening the electric control box. While ensuring the airtightness of the electric control box, it can prevent workers from accidentally touching switches in the electric control box, thus solving the problem of accidentally touching switches in the electric control box when replacing the moisture absorption device of the electric control box. BRIEF DESCRIPTION OF THE DRAWINGS

[0049] Figure 1 Schematic diagram of a moisture-proof device for an electric control box according to an embodiment of the present utility model (I);

[0050] Figure 2 is a schematic diagram of a mounting unit according to an embodiment of the present utility model;

[0051] Figure 3 is a schematic diagram of a storage unit according to an embodiment of the present utility model;

[0052] Figure 4 is a schematic diagram of a first opening unit according to an embodiment of the present utility model;

[0053] Figure 5 is a schematic diagram of a first sealing unit according to an embodiment of the present utility model;

[0054] Figure 6 is a schematic diagram of a second sealing unit according to an embodiment of the present utility model;

[0055] Figure 7 is a schematic diagram of a first locking unit according to an embodiment of the present utility model;

[0056] Figure 8 Schematic diagram of the moisture-proof device for an electric control box according to an embodiment of the present utility model (II);

[0057] Figure 9 is a schematic diagram of a moisture-proof electric control system according to an embodiment of the present utility model;

[0058] Figure 10 Schematic diagram of an electric control box according to an embodiment of the present utility model.

[0059] The reference numerals are: 100, electric control box; 110, box unit; 120, first opening unit; 130, second opening unit; 140, second opening unit; 150, second locking unit;

[0060] 200. Moisture-proof device for electric control box;

[0061] 210, mounting unit; 211, first mounting element; 212, second mounting element;

[0062] 220. Storage unit; 221. Frame element; 222. Louver element;

[0063] 230, first opening unit; 231, first limiting element; 232, opening element; 233, opening element;

[0064] 240, first sealing unit; 241, first sealing element; 242, sliding element

[0065] 250, second sealing unit; 251, second sealing element; 252, first connecting element; 253, second connecting element;

[0066] 260, first locking unit; 261, first locking element; 262, second locking element;

[0067] 270, sliding unit;

[0068] 280, limit unit;

[0069] 300. One-way ventilation device. DETAILED DESCRIPTION

[0070] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0071] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features therein can be combined with each other.

[0072] The present invention will be further described below with reference to the accompanying drawings and specific embodiments, but they are not intended to limit the present invention.

[0073] Example 1

[0074] This embodiment relates to a moisture-proof device for an electric control box of the present utility model.

[0075] An illustrative embodiment of the present invention is as follows: Figure 1As shown, a moisture-proof device 200 for an electric control box includes an installation unit 210 , a storage unit 220 , a first opening unit 230 , a first sealing unit 240 , a second sealing unit 250 , a locking unit and at least one sliding unit 270 . Among them, the installation unit 210 is set on the side of the electric control box; the storage unit 220 is slidably set inside the installation unit 210 and is connected to the interior of the electric control box. The interior of the storage unit 220 is removably provided with a moisture-proof agent, which is used for reciprocating movement to change the relative position of the storage unit 220 and the electric control box and replace the moisture-proof agent; the first opening unit 230 is set at the first end of the storage unit 220 and is located outside the electric control box, and is used to drive the storage unit 220 to reciprocate, expose the storage unit 220 to replace the moisture-proof agent and close the storage unit 220; the first sealing unit 240 is set at the second end of the storage unit 220 and is located inside the electric control box and is connected to the electric control box limiter, and is used to prevent external air from entering the electric control box and when the storage unit 220 is outside the electric control box Prevent the storage unit 220 from separating from the mounting unit 210; the second sealing unit 250 is arranged between the first opening unit 230 and the mounting unit 210, and the second sealing unit 250 is arranged around the storage unit 220, and is respectively connected to the mounting unit 210 and the first opening unit 230, and is used to expand or compress under the action of the first opening unit 230 to isolate the storage unit 220 when the storage unit 220 is located outside the electric control box; the first locking unit 260 is arranged on the outside of the side of the electric control box, and is detachably connected to the first opening unit 230, and is used to lock the relative position of the first opening unit 230 and the electric control box; the sliding unit 270 is arranged inside the electric control box, and is slidably connected to the first sealing unit 240, and is used to limit the movement direction of the first sealing unit 240.

[0076] In some embodiments, there are multiple sliding units 270 , and the multiple sliding units 270 are symmetrically arranged.

[0077] In some embodiments, the number of the sliding units 270 is two. The two sliding units 270 are symmetrically disposed at the bottom of the first sealing unit 240 and are slidably connected to the first sealing unit 240.

[0078] In some embodiments, the cross section of the sliding unit 270 is U-shaped. Specifically, the open end of the sliding unit 270 is disposed toward the first sealing unit 240 .

[0079] In some embodiments, the sliding unit 270 is a slide rail.

[0080] like Figure 2As shown, the mounting unit 210 includes a first mounting element 211 and a second mounting element 212. The first mounting element 211 is disposed on the side of the electrical control box; the second mounting element 212 is disposed outside the first mounting element 211 and connected to the second sealing unit 250. The storage unit 220 is slidably disposed inside the second mounting element 212.

[0081] In some embodiments, the connection method between the first installation element 211 and the electric control box includes but is not limited to welding and screw connection.

[0082] The first installation element 211 may be located inside the electric control box and connected to the inner wall of the electric control box; the first installation element 211 may also be located outside the electric control box and connected to the outer wall of the electric control box.

[0083] In some embodiments, the cross-section of the first mounting element 211 is an annular rectangle.

[0084] In some embodiments, the first mounting element 211 is a mounting base.

[0085] In some embodiments, the second mounting element 212 and the first mounting element 211 are integrally formed.

[0086] The size of the second mounting element 212 matches the size of the first mounting element 211. Generally, the radial size (such as width and height) of the outer contour of the second mounting element 212 is equal to the radial size (such as width and height) of the inner contour of the first mounting element 211.

[0087] In some embodiments, the cross-section of the second mounting element 212 is an annular rectangle.

[0088] In some embodiments, the second mounting element 212 is a mounting card.

[0089] like Figure 3 As shown, the storage unit 220 includes a frame member 221 and at least one louver member 222. The frame member 221 is slidably disposed within the mounting unit 210 and communicates with the interior of the electrical control box. A first opening unit 230 is disposed at the first end of the frame member 221, a first sealing unit 240 is disposed at the second end of the frame member 221, and a second sealing unit 250 is disposed around the exterior of the frame member 221. A moisture-proofing agent is removably disposed within the frame member 221, configured to reciprocate under the action of the first opening unit 230 to change the relative position of the frame member 221 and the electrical control box and replace the moisture-proofing agent. The louver member 222 is disposed on the side of the frame member 221 to facilitate air circulation.

[0090] Specifically, the frame element 221 is slidably connected to the second mounting element 212 .

[0091] The dimensions of the frame member 221 match those of the second mounting member 212. Generally, the radial dimensions (e.g., width and height) of the frame member 221 are equal to the radial dimensions (e.g., width and height) of the inner profile of the second mounting member 212, and the axial dimensions (e.g., length) of the frame member 221 are greater than the axial dimensions (e.g., length) of the second mounting member 212.

[0092] In some embodiments, the frame member 221 has a rectangular cross-section.

[0093] In some embodiments, the frame element 221 is a support frame.

[0094] In some embodiments, the connection method between the louver element 222 and the frame element 221 includes but is not limited to snap connection and integral molding.

[0095] In some embodiments, the number of the louver elements 222 is four, that is, the top, bottom, left, and right parts of the frame element 221 are respectively provided with louver elements 222 .

[0096] In some embodiments, the louver elements 222 are ventilation louvers.

[0097] like Figure 4 As shown, the first opening unit 230 includes a first limiting element 231, an opening element 232, and an opening element 233. The first limiting element 231 is disposed at the first end of the storage unit 220 and is located outside the electrical control box. The inner side of the first limiting element 231 is connected to the second sealing unit 250. The first limiting element 231 is detachably connected to the first locking unit 260 to drive the storage unit 220 to reciprocate. The opening element 232 is disposed within the first limiting element 231. The opening element 233 is disposed within the opening element 232 and detachably connected to the first limiting element 231 to expose the storage unit 220 for replacing the moisture-proof agent and to seal the storage unit 220.

[0098] Specifically, the first limiting element 231 is disposed at the first end of the frame element 221 .

[0099] In some embodiments, the connection method between the first limiting element 231 and the frame element 221 includes but is not limited to integral molding and screw connection.

[0100] The size of the first limiting element 231 matches the size of the second mounting element 212. Generally, the radial size (such as height and width) of the first limiting element 231 is greater than the radial size (such as height and width) of the outer contour of the second mounting element 212.

[0101] The size of the first limiting element 231 matches the size of the frame element 221. Generally, the radial size (such as height and width) of the first limiting element 231 is greater than the radial size (such as height and width) of the inner contour of the frame element 221.

[0102] In some embodiments, the cross section of the first limiting element 231 is rectangular.

[0103] In some embodiments, the first limiting element 231 includes a first limiting plate and a second limiting plate. The first limiting plate is disposed at the first end of the frame element 221, and the inner side of the first limiting plate is connected to the second sealing unit 250; the second limiting plate is disposed around the first limiting plate and is located on the outer side of the second sealing unit 250.

[0104] In some embodiments, the first limiting element 231 is a limiting plate.

[0105] The opening element 232 is provided through the outer side surface and the inner side surface of the first limiting plate.

[0106] The size of the opening element 232 matches the size of the frame element 221. Generally, the radial size (such as height and width) of the opening element 232 is smaller than the radial size (such as height and width) of the frame element 221.

[0107] In some embodiments, the opening element 232 is a connection port.

[0108] In some embodiments, the connection method between the opening element 233 and the first limiting element 231 includes but is not limited to unilateral hinge connection and clamping connection.

[0109] In some embodiments, the cross-section of the opening element 232 is rectangular.

[0110] The size of the opening element 233 matches the size of the opening element 232. Generally, the radial size (such as height and width) of the opening element 233 is equal to the radial size (such as height and width) of the opening element 232.

[0111] In some embodiments, the cross-section of the opening element 233 is rectangular.

[0112] In some embodiments, the opening element 233 is a cover.

[0113] like Figure 5As shown, the first sealing unit 240 includes a first sealing element 241 and at least one sliding element 242. The first sealing element 241 is disposed at the second end of the storage unit 220 and is located inside the electrical control box. The first sealing element 241 is in positional connection with the electrical control box to prevent external air from entering the electrical control box and to prevent the storage unit 220 from separating from the mounting unit 210 when the storage unit 220 is located outside the electrical control box. The sliding element 242 is disposed on the side of the first sealing element 241 and is in sliding connection with the sliding unit 270.

[0114] Specifically, the first sealing element 241 is disposed at the second end of the frame element 221 .

[0115] The size of the first sealing element 241 matches the size of the first mounting element 211. Generally, the radial size (eg, width, height) of the first sealing element 241 is greater than the radial size (eg, width, height) of the inner profile of the first mounting element 211.

[0116] The size of the first sealing element 241 matches the size of the frame element 221. Generally, the radial size (such as width and height) of the first sealing element 241 is greater than the radial size (such as width and height) of the frame element 221.

[0117] In some embodiments, the cross-section of the first sealing element 241 is rectangular.

[0118] In some embodiments, the first sealing element 241 is a sealing plate.

[0119] The number of sliding elements 242 matches the number of sliding units 270. Generally, the number of sliding elements 242 is equal to the number of sliding units 270, that is, the sliding elements 242 and the sliding units 270 correspond one to one.

[0120] In some embodiments, there are multiple sliding elements 242 , which are spaced apart on the side of the first sealing element 241 along the radial direction of the first sealing element 241 .

[0121] In some embodiments, there are two sliding elements 242 , which are symmetrically disposed at the bottom of the first sealing element 241 .

[0122] In some embodiments, the connection method between the sliding element 242 and the first sealing element 241 includes but is not limited to integral molding and screw connection.

[0123] In some embodiments, the sliding element 242 includes but is not limited to a pulley and a slider.

[0124] like Figure 6As shown, the second sealing unit 250 includes a second sealing element 251, a first connecting element 252, and a second connecting element 253. The second sealing element 251 is disposed between the first opening unit 230 and the mounting unit 210 and surrounds the storage unit 220. It is configured to expand or compress under the action of the first opening unit 230 to isolate the storage unit 220 when the storage unit 220 is located outside the electrical control box. The first connecting element 252 is connected to the ends of the mounting unit 210 and the second sealing element 251, respectively. The second connecting element 253 is connected to the ends of the first opening unit 230 and the second sealing element 251, respectively.

[0125] Specifically, the second sealing element 251 is disposed between the first limiting element 231 and the second mounting element 212 , and the second sealing element 251 is disposed around the frame element 221 ; the first connecting element 252 is connected to the second mounting element 212 ; and the second connecting element 253 is connected to the first limiting element 231 .

[0126] More specifically, the second connecting element 253 is connected to the first limiting plate.

[0127] In some embodiments, the second sealing element 251 is a retractable bellows structure.

[0128] In some embodiments, the connection method between the first connecting element 252 and the second mounting element 212 includes but is not limited to screws.

[0129] The size of the first connecting element 252 matches the size of the second mounting element 212. Generally, the radial size (such as height and width) of the inner contour of the first connecting element 252 is greater than the radial size (such as height and width) of the outer contour of the second mounting element 212.

[0130] In some embodiments, the cross-section of the first connecting element 252 is an annular rectangle.

[0131] In some embodiments, the first connecting element 252 is a first pressing plate.

[0132] In some embodiments, the connection method between the second connection element 253 and the first limiting plate includes but is not limited to screws.

[0133] In some embodiments, the second connecting element 253 is a second pressing plate.

[0134] like Figure 7As shown, the first locking unit 260 includes two first locking elements 261 and a second locking element 262. The two first locking elements 261 are symmetrically arranged on both sides of the mounting unit 210 and are located outside the electric control box. The second locking element 262 is detachably connected to the first opening unit 230 and the two first locking elements 261, respectively, to lock the relative position of the first opening unit 230 and the electric control box.

[0135] Specifically, the two first locking elements 261 are symmetrically arranged on the sides of the second installation element 212 ; the second locking element 262 is detachably connected to the first limiting element 231 and the opening element 233 .

[0136] In some embodiments, the connection method between the first locking element 261 and the electric control box includes but is not limited to welding and screw connection.

[0137] In some embodiments, the first locking element 261 has an L-shaped cross-section. Specifically, the first locking element 261 includes a transverse locking member and a longitudinal locking member. The transverse locking member is disposed on the outside of the side of the electrical control box and is located on the side of the second mounting member 212. The transverse locking member is positionally connected to the second locking element 262. The longitudinal locking member is vertically disposed at the end of the transverse locking member and is slidably connected to the second locking element 262.

[0138] In some embodiments, the first locking element 261 is a buckle.

[0139] In some embodiments, the second locking element 262 is slidably connected to the first limiting element 231 .

[0140] In some embodiments, the second locking element 262 includes a locking rod and two locking buckles, wherein the locking rod is slidably connected to the first limiting element 231 ; and the two locking buckles are respectively disposed at the ends of the locking rod and are slidably connected and positionally limited to the first locking element 261 .

[0141] In some embodiments, the locking rod has a U-shaped cross section.

[0142] The size of the locking rod matches the size of the first limiting element 231. Generally, the radial size (such as width) of the inner contour of the locking rod is equal to the radial size (such as width) of the first limiting plate, and the thickness of the inner contour of the locking rod is equal to the height of the second limiting plate.

[0143] The size of the lock buckle matches the size of the first locking element 261. Generally, the thickness of the lock buckle is no greater than the axial dimension (eg, length) of the transverse locking member.

[0144] The method of using the utility model is as follows:

[0145] (1) Closed state

[0146] The opening element 233 and the opening element 232 are closed, and the second locking element 262 presses the first limiting element 231 against the outer wall of the electric control box.

[0147] (2) Open state

[0148] Separate the first locking element 261 and the second locking element 262;

[0149] Pull the first limiting element 231 to move the first sealing element 241 closer to the inner wall of the electric control box until the first sealing element 241 abuts against the inner wall of the electric control box;

[0150] Open the opening element 233 and replace the moisture absorbing device inside the storage element.

[0151] The advantage of the present invention is that, by providing a storage unit that can slide along the installation unit, and providing a first opening unit and a second sealing unit at both ends of the storage unit, the desiccant device in the storage unit can be replaced without opening the electric control box, thereby ensuring the airtightness of the electric control box and preventing staff from accidentally touching the switch in the electric control box, thereby solving the problem of accidentally touching the switch in the electric control box when replacing the desiccant device of the electric control box.

[0152] Example 2

[0153] This embodiment is a supplementary embodiment of Embodiment 1.

[0154] like Figure 8 As shown, the electric control box moisture-proof device 200 further includes a limiting unit 280. The limiting units 280 are respectively provided inside the electric control box and the first sealing unit 240, and are used to fix the relative position of the first sealing unit 240 when the first sealing unit 240 abuts against the electric control box.

[0155] In some embodiments, the limiting unit 280 includes at least one second limiting element and at least one third limiting element, wherein the second limiting element is disposed inside the electrical control box; and the third limiting element is disposed in the first sealing unit 240 and is detachably connected to the second limiting element.

[0156] Specifically, the third limiting element is provided on the first sealing element 241 .

[0157] In some embodiments, there are multiple second limiting elements, which are disposed around the outer side of the first sealing element 241 .

[0158] In some embodiments, the connection method between the second limiting element and the electric control box includes but is not limited to bonding.

[0159] In some embodiments, the second limiting element includes but is not limited to a magnet.

[0160] The number of the third limiting elements matches the number of the second limiting elements. Generally, the number of the third limiting elements is equal to the number of the second limiting elements, that is, the third limiting elements correspond to the second limiting elements one by one.

[0161] In some embodiments, there are multiple third limiting elements, which are disposed on the inner wall of the electric control box and surround the first mounting element 211 .

[0162] In some embodiments, the connection method between the third limiting element and the first sealing element 241 includes but is not limited to bonding.

[0163] In some embodiments, the third limiting element includes but is not limited to a magnet.

[0164] The advantage of this embodiment is that by setting a limit unit inside the first sealing unit and the electrical control box, the relative position of the first sealing unit and the electrical control box can be fixed when the storage unit is located outside the electrical control box, preventing the storage unit from sliding, thereby improving the operating efficiency of the staff.

[0165] Example 3

[0166] This embodiment relates to the moisture-proof electric control system of the present utility model.

[0167] like Figure 9 As shown, a moisture-proof electric control system includes an electric control box 100, an electric control box moisture-proof device 200 as described in Examples 1 and 2, and a one-way ventilation device 300. The electric control box moisture-proof device 200 is disposed on the side of the electric control box 100; the one-way ventilation device 300 is disposed on the side of the electric control box 100 and is used to allow air inside the electric control box 100 to circulate to the outside while preventing external air from entering the electric control box 100.

[0168] In some embodiments, the one-way ventilation device 300 is a one-way exhaust valve.

[0169] like Figure 10As shown, the electric control box 100 includes a box unit 110, a first opening unit 120, a second opening unit 130, a second opening unit 140, and a second locking unit 150. The first opening unit 120 is disposed on the side of the box unit 110 and is connected to the electric control box moisture-proof device 200; the second opening unit 130 is disposed on the side of the box unit 110 and is connected to the one-way ventilation device; the second opening unit 140 is slidably disposed on the front side of the box unit 110; and the second locking unit 150 is disposed at the bottom of the box unit 110 and is detachably connected to the second opening unit 140, for locking the relative position of the second opening unit 140 and the box unit 110.

[0170] In some embodiments, the box unit 110 includes a back panel element, a top panel element, a bottom panel element, and two side panel elements. The top panel element is disposed on the top of the back panel element and is rotatably connected to the second opening unit 140; the bottom panel element is disposed on the bottom of the back panel element, and a second locking unit 150 is disposed on the outer end of the bottom panel element; the two side panel elements are disposed on both sides of the back panel element and are respectively connected to the top panel element and the back panel element, and one side panel element is provided with a first opening unit 120 and a second opening unit 130.

[0171] In some embodiments, the box unit 110 is an electrical control box.

[0172] The first opening unit 120 is provided through the side plate element.

[0173] The size of the first opening unit 120 matches the size of the frame element 221. Generally, the radial size (such as width and height) of the first opening unit 120 is greater than the radial size (such as width and height) of the frame element 221.

[0174] The size of the first opening unit 120 matches the size of the second sealing element 251. Generally, the radial size (such as width and height) of the first opening unit 120 is smaller than the radial size (such as width and height) of the second sealing element 251.

[0175] The size of the first opening unit 120 matches the size of the first sealing element 241. Generally, the radial size (such as width and height) of the first opening unit 120 is smaller than the radial size (such as width and height) of the first sealing element 241.

[0176] In some embodiments, the cross section of the first opening unit 120 is rectangular.

[0177] In some embodiments, the first opening unit 120 is a first mounting hole.

[0178] The second opening unit 130 is provided through the side plate member.

[0179] In some embodiments, the cross-sectional shape of the second opening unit 130 includes but is not limited to a circle.

[0180] In some embodiments, the second opening unit 130 is a second mounting hole.

[0181] In some embodiments, the second locking unit 150 is connected to the base member via screws.

[0182] In some embodiments, the second locking unit 150 is a rotary switch for preventing accidental touch.

[0183] The advantages of the present invention are substantially the same as those of Embodiment 1 and Embodiment 2, and will not be described in detail here.

[0184] The above description is only a preferred embodiment of the present invention and does not limit the implementation method and protection scope of the present invention. For those skilled in the art, it should be aware that all solutions obtained by equivalent substitutions and obvious changes made using the description and illustrations of the present invention should be included in the protection scope of the present invention.

Claims

1. A moisture-proof device for an electric control box, characterized in that: include: An installation unit, the installation unit being arranged on a side of the electric control box; a storage unit, the storage unit being slidably disposed within the mounting unit and communicating with the interior of the electric control box, the storage unit being removably provided with a moisture-proof agent for reciprocating movement to change the relative position of the storage unit and the electric control box and to replace the moisture-proof agent; a first opening unit, which is provided at a first end of the storage unit and is located outside the electric control box, and is used to drive the storage unit to reciprocate, expose the storage unit to replace the moisture-proof agent, and close the storage unit; a first sealing unit, which is provided at the second end of the storage unit and is located inside the electric control box and is limitedly connected to the electric control box, and is used to prevent external air from entering the electric control box when the storage unit is located outside the electric control box and to prevent the storage unit from being separated from the mounting unit; a second sealing unit, the second sealing unit being disposed between the first opening unit and the mounting unit, surrounding the storage unit and being connected to the mounting unit and the first opening unit, respectively, and configured to expand or compress under the action of the first opening unit to isolate the storage unit when the storage unit is located outside the electrical control box; a first locking unit, which is disposed on the outside of a side portion of the electric control box and is detachably connected to the first opening unit, and is used to lock a relative position between the first opening unit and the electric control box; At least one sliding unit is disposed inside the electric control box and is slidably connected to the first sealing unit to limit the moving direction of the first sealing unit.

2. The moisture-proof device for the electric control box according to claim 1, characterized in that: The installation unit includes: a first mounting element, the first mounting element being disposed on a side of the electric control box; The second mounting element is arranged on the outside of the first mounting element and connected to the second sealing unit. The storage unit is slidably arranged inside the second mounting element.

3. The moisture-proof device for the electric control box according to claim 1, characterized in that: The storage unit includes: a frame element, the frame element being slidably disposed within the mounting unit and communicating with the interior of the electric control box, the frame element being provided with the first opening unit at a first end, the first sealing unit at a second end, the frame element being provided with the second sealing unit surrounding the exterior, the frame element being removably provided with a moisture-proof agent, the frame element being configured to reciprocate under the action of the first opening unit to change the relative position of the frame element and the electric control box and to replace the moisture-proof agent; At least one louver element is provided on a side of the frame element for gas circulation.

4. The moisture-proof device for an electric control box according to claim 1, characterized in that: The first opening unit includes: a first limiting element, the first limiting element being disposed at a first end of the storage unit and located outside the electrical control box, the inner side of the first limiting element being connected to the second sealing unit, and the first limiting element being detachably connected to the first locking unit, for driving the storage unit to reciprocate; an opening element, the opening element being arranged on the first limiting element; An opening element is arranged inside the opening element and is detachably connected to the first limiting element, and is used to expose the storage unit to replace the moisture-proof agent and to close the storage unit.

5. The moisture-proof device for an electric control box according to claim 1, characterized in that: The first sealing unit includes: a first sealing element, the first sealing element being disposed at the second end of the storage unit and located inside the electric control box, the first sealing element being limitatively connected to the electric control box and being used to prevent external air from entering the electric control box and to prevent the storage unit from being separated from the mounting unit when the storage unit is located outside the electric control box; At least one sliding element is disposed on a side of the first sealing element and is slidably connected to the sliding unit.

6. The moisture-proof device for an electric control box according to claim 1, characterized in that: The second sealing unit includes: a second sealing element, the second sealing element being disposed between the first opening unit and the mounting unit, and being disposed around the storage unit, and being configured to expand or compress under the action of the first opening unit to isolate the storage unit when the storage unit is located outside the electric control box; a first connecting element, the first connecting element being connected to ends of the mounting unit and the second sealing element respectively; A second connecting element is connected to ends of the first opening unit and the second sealing element respectively.

7. The moisture-proof device for an electric control box according to claim 1, characterized in that: The first locking unit includes: Two first locking elements, the two first locking elements are symmetrically arranged on both sides of the mounting unit and located outside the electric control box; A second locking element is detachably connected to the first opening unit and the two first locking elements, and is used to lock the relative position of the first opening unit and the electric control box.

8. The moisture-proof device for an electric control box according to any one of claims 1 to 7, characterized in that: Also includes: A limiting unit is respectively arranged inside the electric control box and the first sealing unit, and is used to fix the relative position of the first sealing unit when the first sealing unit abuts against the electric control box.

9. A moisture-proof electric control system, characterized in that: include: Electric control box; The electric control box moisture-proof device according to any one of claims 1 to 8, wherein the electric control box moisture-proof device is arranged on the side of the electric control box; A one-way ventilation device is provided on the side of the electric control box, and is used to allow the air inside the electric control box to circulate to the outside and prevent the outside air from entering the inside of the electric control box.

10. The moisture-proof electric control system according to claim 9, characterized in that: The electric control box includes: Cabinet unit; a first opening unit, which is provided on a side of the box unit and is connected to the moisture-proof device of the electric control box; a second opening unit, the second opening unit being provided on a side of the box unit and connected to the one-way ventilation device; a second opening unit, the second opening unit being slidably disposed on the front side of the box unit; A second locking unit is provided at the bottom of the box unit and is detachably connected to the second opening unit, for locking the relative position of the second opening unit and the box unit.

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