阅读说明：本技术 一种防潮电表箱 (Dampproofing ammeter case ) 是由 杨辉军 刘大和 欧远治 王泽龙 陈杰 于 2020-10-09 设计创作，主要内容包括：本发明公开了一种防潮电表箱,包括箱体和防潮组件；所述箱体包括顶板、底板、第一侧板、第二侧板和第三侧板；所述第一侧板、所述第二侧板和所述第三侧板均竖直设置；所述第一侧板和所述第二侧板正相对设置；所述第三侧板同时连接于所述第一侧板和所述第二侧板；所述防潮组件包括第一板、第二板、第三板、第四板、第五板、第六板、吸湿盒、第一转轴、电机和扇叶；本发明提出的防潮电表箱具有优秀的防潮防湿的功能,能够防止因电表箱内的空气湿度较高而使得电表箱内的导线与水汽接触发生短路现象,进而避免造成供电故障。(The invention discloses a moisture-proof electricity meter box which comprises a box body and a moisture-proof assembly, wherein the box body is provided with a box cover; the box body comprises a top plate, a bottom plate, a first side plate, a second side plate and a third side plate; the first side plate, the second side plate and the third side plate are all vertically arranged; the first side plate and the second side plate are arranged oppositely; the third side panel is connected to both the first side panel and the second side panel; the moisture-proof assembly comprises a first plate, a second plate, a third plate, a fourth plate, a fifth plate, a sixth plate, a moisture absorption box, a first rotating shaft, a motor and fan blades; the moisture-proof electricity meter box provided by the invention has excellent moisture-proof and moisture-proof functions, and can prevent the phenomenon that the conducting wires in the electricity meter box are in contact with water vapor to generate short circuit due to high air humidity in the electricity meter box, so that power supply faults are avoided.)

1. A moisture-proof electricity meter box is characterized by comprising a box body and a moisture-proof assembly; the box body comprises a top plate, a bottom plate, a first side plate, a second side plate and a third side plate; the first side plate, the second side plate and the third side plate are all vertically arranged; the first side plate and the second side plate are arranged oppositely; the third side panel is connected to both the first side panel and the second side panel;

the moisture-proof assembly comprises a first plate, a second plate, a third plate, a fourth plate, a fifth plate, a sixth plate, a moisture absorption box, a first rotating shaft, a first motor and fan blades;

the moisture absorption box comprises 2 oppositely-arranged grid nets; moisture absorption particles are arranged in the moisture absorption box; the first plate and the second plate are parallel and opposite to each other; the third plate and the fourth plate are parallel to and opposite to each other; the fifth plate and the sixth plate are parallel to and disposed opposite to each other;

the first plate, the second plate, the third plate, the fourth plate, the fifth plate, and the sixth plate are all connected between the top plate and the bottom plate; the top plate is parallel to the bottom plate; the first plate, the second plate, the third plate, the fourth plate, the fifth plate, and the sixth plate are all perpendicular to the bottom plate;

the first plate, the third plate and the fifth plate are located on the same vertical plane; the second plate, the fourth plate and the sixth plate are positioned on the same vertical plane; the third plate and the fourth plate are both connected to the inner wall of the first side plate and are perpendicular to the first side plate; the fifth plate and the sixth plate are both connected to the inner wall of the second side plate and are perpendicular to the second side plate;

the first plate is located between the third plate and the fifth plate; the second plate is located between the fourth plate and the sixth plate; the first panel is closer to the third side panel than the second panel;

the number of the moisture absorption boxes is 2; wherein 1 of the moisture-absorbing boxes is embedded between the third plate and the fourth plate, and between the first plate and the second plate; the other moisture absorption box is embedded between the fifth plate and the sixth plate and between the first plate and the second plate;

the first rotating shaft is rotatably arranged on the first plate and the second plate in a penetrating way; the first axis of rotation is perpendicular to the first plate; one end of the first rotating shaft, which is close to the third side plate, is coaxially and fixedly connected with the fan blade; the first motor is used for driving the first rotating shaft to rotate.

2. A moisture resistant electricity meter box as claimed in claim 1, wherein said moisture resistant assembly further comprises a seventh panel and an eighth panel; the seventh plate and the eighth plate are both vertically connected between the first plate and the second plate;

the seventh plate and the eighth plate are parallel to each other and are disposed in a normal opposition; the seventh plate and the eighth plate are both perpendicular to the first plate; the first plate, the second plate, the seventh plate and the eighth plate enclose a vertical slot space; the first rotating shaft penetrates through the vertical groove space.

3. A moisture resistant electricity meter case as claimed in claim 2, wherein 2 of said moisture absorbing boxes are located on either side of said vertical slot space.

4. The moisture resistant electrical meter box of claim 1 wherein said moisture resistant assembly further comprises a second shaft, a first gear, a second gear, a first sheave, a second sheave and a belt;

the first motor is used for driving the first rotating shaft to rotate, and the structure is as follows: the second rotating shaft is rotatably connected to the second plate; the first gear and the first grooved wheel are coaxially and fixedly sleeved on the second rotating shaft;

one end of the first rotating shaft, which is far away from the third side plate, is coaxially and fixedly sleeved with the second grooved wheel; the belt is sleeved between the first grooved wheel and the second grooved wheel; the second gear is coaxially and fixedly sleeved on an output shaft of the motor; the second gear is engaged with the first gear.

5. The moisture resistant electrical meter box of claim 4 wherein the first gear has a greater number of teeth than the second gear; the first sheave is closer to the second plate than the first gear.

6. The moisture resistant electrical meter box of claim 4, wherein the diameter of said first sheave is smaller than the diameter of said first gear; the diameter of the first sheave is identical to the diameter of the second sheave.

7. A moisture resistant electrical meter box as set forth in claim 1 wherein 1 of said moisture absorbing boxes is simultaneously in sliding contact with said third panel, said fourth panel, said first panel and said second panel; another 1 of said moisture-absorbing boxes being in simultaneous sliding contact with said fifth plate, said sixth plate, said first plate and said second plate;

the top plate is provided with an inlet and outlet hole; the access hole is used for extracting or inserting the moisture absorption box.

8. A moisture resistant electrical meter box as in claim 7 wherein said top panel has an access cover hinged to an upper surface thereof to cover said access opening.

9. A moisture resistant electrical meter box as set forth in claim 1 wherein said moisture resistant assembly further comprises a pull plate; the lifting plate comprises a supporting plate, a first sliding plate and a second sliding plate which are arranged oppositely; the first sliding plate and the second sliding plate are respectively connected to two sides of the supporting plate;

the number of the lifting plates is 2; wherein the support plate of 1 of the lifting plates is located directly below 1 of the moisture-absorbing cassettes; wherein the first sliding plate of 1 of the pull plates is in simultaneous sliding contact with the outer wall of the third plate and the outer wall of the first plate, wherein the second sliding plate of 1 of the pull plates is in simultaneous sliding contact with the outer wall of the fourth plate and the outer wall of the second plate;

the supporting plate of the other 1 lifting plate is positioned right below the other 1 moisture absorption box; the first sliding plate of another 1 of the pull plates is in simultaneous sliding contact with the outer wall of the fifth plate and the outer wall of the first plate, and the second sliding plate of the other 1 of the pull plates is in simultaneous sliding contact with the outer wall of the sixth plate and the outer wall of the second plate.

10. A moisture resistant electricity meter box according to any of claims 1-9, characterized in that a pull for pulling said moisture absorbing box is provided on the top of said moisture absorbing box.

Technical Field

The invention relates to the technical field of electric meter boxes, in particular to a moisture-proof electric meter box.

Background

The electric meter box is used for protecting electric components and the like and installing and fixing the electric components, and is mostly made of ABS engineering plastics, polycarbonate transparent PC materials, DMC and SMC through injection molding and pressing.

The electric meter box generally comprises a box body and a box cover which is in hinged fit with the box body; according to the use classification, the system comprises a cable branch box, a low-voltage distribution box, a water pump control box, a communication device cabinet, a street lamp and traffic lamp control box, a multifunctional metering box, a comprehensive distribution box, a capacitance compensation box, a terminal box, a wall-mounted distribution box, a metering box and the like in a public power grid.

Current ammeter case does not have dampproofing damp-proofing function, and in case be in plum rain season, air humidity increases to each electric elements's in the ammeter case influence great, makes the wire in the ammeter case and steam contact emergence short circuit phenomenon easily, and then causes power supply trouble.

Disclosure of Invention

The invention mainly aims to provide a moisture-proof ammeter box, and aims to solve the problems that the existing ammeter box does not have moisture-proof and moisture-proof functions, is easy to generate a short circuit phenomenon, and further causes power supply faults.

In order to achieve the purpose, the technical scheme provided by the invention is as follows:

a moisture-proof electricity meter box comprises a box body and a moisture-proof assembly; the box body comprises a top plate, a bottom plate, a first side plate, a second side plate and a third side plate; the first side plate, the second side plate and the third side plate are all vertically arranged; the first side plate and the second side plate are arranged oppositely; the third side panel is connected to both the first side panel and the second side panel;

the moisture-proof assembly comprises a first plate, a second plate, a third plate, a fourth plate, a fifth plate, a sixth plate, a moisture absorption box, a first rotating shaft, a first motor and fan blades;

the moisture absorption box comprises 2 oppositely-arranged grid nets; moisture absorption particles are arranged in the moisture absorption box; the first plate and the second plate are parallel and opposite to each other; the third plate and the fourth plate are parallel to and opposite to each other; the fifth plate and the sixth plate are parallel to and disposed opposite to each other;

the first plate, the second plate, the third plate, the fourth plate, the fifth plate, and the sixth plate are all connected between the top plate and the bottom plate; the top plate is parallel to the bottom plate; the first plate, the second plate, the third plate, the fourth plate, the fifth plate, and the sixth plate are all perpendicular to the bottom plate;

the first plate, the third plate and the fifth plate are located on the same vertical plane; the second plate, the fourth plate and the sixth plate are positioned on the same vertical plane; the third plate and the fourth plate are both connected to the inner wall of the first side plate and are perpendicular to the first side plate; the fifth plate and the sixth plate are both connected to the inner wall of the second side plate and are perpendicular to the second side plate;

the first plate is located between the third plate and the fifth plate; the second plate is located between the fourth plate and the sixth plate; the first panel is closer to the third side panel than the second panel;

the number of the moisture absorption boxes is 2; wherein 1 of the moisture-absorbing boxes is embedded between the third plate and the fourth plate, and between the first plate and the second plate; the other moisture absorption box is embedded between the fifth plate and the sixth plate and between the first plate and the second plate;

the first rotating shaft is rotatably arranged on the first plate and the second plate in a penetrating way; the first axis of rotation is perpendicular to the first plate; one end of the first rotating shaft, which is close to the third side plate, is coaxially and fixedly connected with the fan blade; the first motor is used for driving the first rotating shaft to rotate.

Preferably, the moisture barrier assembly further comprises a seventh panel and an eighth panel; the seventh plate and the eighth plate are both vertically connected between the first plate and the second plate;

the seventh plate and the eighth plate are parallel to each other and are disposed in a normal opposition; the seventh plate and the eighth plate are both perpendicular to the first plate; the first plate, the second plate, the seventh plate and the eighth plate enclose a vertical slot space; the first rotating shaft penetrates through the vertical groove space.

Preferably, 2 of the moisture absorption boxes are positioned at two sides of the vertical groove space.

Preferably, the moisture-proof assembly further comprises a second rotating shaft, a first gear, a second gear, a first sheave, a second sheave and a belt;

the first motor is used for driving the first rotating shaft to rotate, and the structure is as follows: the second rotating shaft is rotatably connected to the second plate; the first gear and the first grooved wheel are coaxially and fixedly sleeved on the second rotating shaft;

one end of the first rotating shaft, which is far away from the third side plate, is coaxially and fixedly sleeved with the second grooved wheel; the belt is sleeved between the first grooved wheel and the second grooved wheel; the second gear is coaxially and fixedly sleeved on an output shaft of the motor; the second gear is engaged with the first gear.

Preferably, the number of teeth of the first gear is greater than the number of teeth of the second gear; the first sheave is closer to the second plate than the first gear.

Preferably, the diameter of the first sheave is smaller than the diameter of the first gear; the diameter of the first sheave is identical to the diameter of the second sheave.

Preferably, wherein 1 of the moisture-absorbing cartridges is in simultaneous sliding contact with the third plate, the fourth plate, the first plate, and the second plate; another 1 of said moisture-absorbing boxes being in simultaneous sliding contact with said fifth plate, said sixth plate, said first plate and said second plate;

the top plate is provided with an inlet and outlet hole; the access hole is used for extracting or inserting the moisture absorption box.

Preferably, the upper surface of the top plate is hinged with an access cover capable of covering the access hole.

Preferably, the moisture barrier assembly further comprises a pull plate; the lifting plate comprises a supporting plate, a first sliding plate and a second sliding plate which are arranged oppositely; the first sliding plate and the second sliding plate are respectively connected to two sides of the supporting plate;

the number of the lifting plates is 2; wherein the support plate of 1 of the lifting plates is located directly below 1 of the moisture-absorbing cassettes; wherein the first sliding plate of 1 of the pull plates is in simultaneous sliding contact with the outer wall of the third plate and the outer wall of the first plate, wherein the second sliding plate of 1 of the pull plates is in simultaneous sliding contact with the outer wall of the fourth plate and the outer wall of the second plate;

the supporting plate of the other 1 lifting plate is positioned right below the other 1 moisture absorption box; the first sliding plate of another 1 of the pull plates is in simultaneous sliding contact with the outer wall of the fifth plate and the outer wall of the first plate, and the second sliding plate of the other 1 of the pull plates is in simultaneous sliding contact with the outer wall of the sixth plate and the outer wall of the second plate.

Preferably, a pull handle for pulling the moisture absorption box is arranged at the top of the moisture absorption box.

Compared with the prior art, the invention at least has the following beneficial effects:

the moisture-proof electricity meter box has excellent moisture-proof and moisture-proof functions, and can prevent the phenomenon that a conducting wire in the electricity meter box is in contact with water vapor to generate a short circuit due to high air humidity in the electricity meter box, so that power supply faults are avoided; the working principle of the electric meter box is as follows: this ammeter case is in normal operating, first motor starts, thereby drive the flabellum and rotate, the wind direction of flabellum sets up to the third curb plate that blows, make the air in the box to the one side circulation flow that is close to the third curb plate by a side of keeping away from the third curb plate, the air is at the in-process that flows, through the moisture absorption box, under the effect of the moisture absorption granule in the moisture absorption box, carry out abundant drying, unnecessary moisture is absorbed by the moisture absorption granule, thereby the air of having guaranteed the box is dry state all the time, thereby reach dampproofing damp-proofing purpose.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of a moisture-proof electricity meter box of the present invention;

FIG. 2 is a schematic sectional view taken along line A-A in FIG. 1;

FIG. 3 is an enlarged view of the structure at B in FIG. 2;

fig. 4 is an enlarged schematic view of the structure at C in fig. 2.

The reference numbers illustrate:

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The invention provides a moisture-proof electricity meter box.

Referring to fig. 1 to 4, in an embodiment of a moisture-proof electricity meter box (hereinafter, referred to as an electricity meter box) according to the present invention, the electricity meter box includes a box 100 and a moisture-proof assembly; the case 100 includes a top plate 110, a bottom plate 120, a first side plate 130, a second side plate 140, and a third side plate 150; the first side plate 130, the second side plate 140 and the third side plate 150 are all vertically arranged; the first side plate 130 and the second side plate 140 are arranged in a positive opposition; the third side panel 150 is connected to both the first side panel 130 and the second side panel 140.

The moisture barrier assembly includes a first panel 210, a second panel 220, a third panel (not shown), a fourth panel 230, a fifth panel (not shown), a sixth panel 240, a moisture-wicking box 270, a first shaft 310, a first motor, and fan blades 320.

The absorbent box 270 includes 2 oppositely disposed grille nets 280; moisture-absorbing particles (e.g., silica gel particles) are provided in the moisture-absorbing box 270; the first plate 210 and the second plate 220 are disposed parallel and opposite to each other; the third and fourth plates 230 are disposed parallel and opposite to each other; the fifth and sixth plates 240 are parallel to and disposed opposite to each other.

The first plate 210, the second plate 220, the third plate, the fourth plate 230, the fifth plate, and the sixth plate 240 are connected between the top plate 110 and the bottom plate 120; the top plate 110 is parallel to the bottom plate 120; the first plate 210, the second plate 220, the third plate, the fourth plate 230, the fifth plate, and the sixth plate 240 are perpendicular to the base plate 120.

The first plate 210, the third plate and the fifth plate are located on the same vertical plane; the second plate 220, the fourth plate 230 and the sixth plate 240 are located on the same vertical plane; the third plate and the fourth plate 230 are both connected to the inner wall of the first side plate 130, and the third plate and the fourth plate 230 are both perpendicular to the first side plate 130; the fifth and sixth plates 240 are both connected to the inner wall of the second side plate 140, and the fifth and sixth plates 240 are both perpendicular to the second side plate 140.

The first plate 210 is located between the third plate and the fifth plate; the second plate 220 is located between the fourth plate 230 and the sixth plate 240; the first plate 210 is closer to the third side plate 150 than the second plate 220.

The number of the moisture absorption case 270 is 2; wherein 1 moisture-absorbing box 270 is embedded between the third plate and the fourth plate 230, and between the first plate 210 and the second plate 220; another moisture-absorbing box 270 is interposed between the fifth plate and the sixth plate 240, and between the first plate 210 and the second plate 220.

The first rotating shaft 310 is rotatably arranged through the first plate 210 and the second plate 220; the first rotation axis 310 is perpendicular to the first plate 210; one end of the first rotating shaft 310 close to the third side plate 150 is coaxially and fixedly connected with a fan blade 320; the first motor 350 is used for driving the first rotating shaft 310 to rotate.

The moisture-proof electricity meter box has excellent moisture-proof and moisture-proof functions, and can prevent the phenomenon that a conducting wire in the electricity meter box is in contact with water vapor to generate a short circuit due to high air humidity in the electricity meter box, so that power supply faults are avoided; the working principle of the electric meter box is as follows: this ammeter case is in normal operating, first motor 350 starts, thereby drive fan blade 320 rotates, the wind direction of fan blade 320 sets up to blowing the third curb plate 150, make the air in box 100 be close to the one side circulation flow of third curb plate 150 by a lateral direction of keeping away from third curb plate 150, the air is at the in-process that flows, through moisture absorption box 270, under the effect of the moisture absorption granule in moisture absorption box 270, carry out abundant drying, unnecessary moisture is absorbed by the moisture absorption granule, thereby the air of having guaranteed box 100 is dry state all the time, thereby reach dampproofing damp-proofing purpose.

Further, the above moisture barrier assembly further comprises a seventh panel (not shown) and an eighth panel (not shown); the seventh plate and the eighth plate are vertically connected between the first plate 210 and the second plate 220.

The seventh plate and the eighth plate are parallel to each other and arranged in a normal opposite direction; the seventh plate and the eighth plate are both perpendicular to the first plate 210; the first plate 210, the second plate 220, the seventh plate, and the eighth plate enclose a vertical groove space (not shown); the first rotation shaft 310 is inserted into the vertical groove space. The 2 moisture absorption boxes 270 are located at both sides of the vertical groove space.

The seventh plate and the eighth plate are provided to separate the first rotating shaft 310 from the 2 moisture absorption boxes 270, thereby ensuring the normal rotation of the first rotating shaft 310.

Meanwhile, the moisture-proof assembly further includes a second rotating shaft 370, a first gear 380, a second gear 360, a first sheave 390, a second sheave 330 and a belt 340.

The structure of the first motor 350 for driving the first rotating shaft 310 to rotate is as follows: the second rotating shaft 370 is rotatably connected to the second plate 220; the second rotating shaft 370 is higher than the first rotating shaft 310; the first gear 380 and the first sheave 390 are coaxially fixed to the second shaft 370.

A second sheave 330 is coaxially and fixedly sleeved at one end of the first rotating shaft 310 far away from the third side plate 150; a belt 340 is sleeved between the first sheave 390 and the second sheave 330; a second gear 360 is coaxially and fixedly sleeved on an output shaft of the motor; the second gear 360 is meshed with the first gear 380.

Through the technical scheme, the structure of the first motor 350 for driving the first rotating shaft 310 to rotate is perfected.

In addition, the number of teeth of the first gear 380 is greater than that of the second gear 360, so as to realize speed reduction and torque increase; the first sheave 390 is closer to the second plate 220 than the first gear 380. The connection between the first and second sheaves 390 and 330 is further facilitated.

Meanwhile, the diameter of the first sheave 390 is smaller than that of the first gear 380; the diameter of the first sheave 390 is identical to the diameter of the second sheave 330. This further facilitates the placement of the position of the first motor 350.

Further, 1 of the moisture absorption cartridges 270 is simultaneously in sliding contact with the third plate, the fourth plate 230, the first plate 210, and the second plate 220; the other 1 absorbent box 270 is in sliding contact with the fifth plate, the sixth plate 240, the first plate 210, and the second plate 220 at the same time. The top plate 110 is provided with an access hole 540; the access hole 540 is used to draw out or insert the moisture-absorbing box 270.

Through the technical scheme, the moisture absorption box 270 can be conveniently drawn out of the box body 100, so that the moisture absorption box can be conveniently replaced.

Meanwhile, an access cover (not shown) capable of covering the access hole 540 is hinged to the upper surface of the top plate 110. So as to perfect the structure of the electric meter box. The top of the hygroscopic case 270 is provided with a pull handle 530 for pulling the hygroscopic case 270. So that the operator can manually lift the hygroscopic case 270.

In addition, the moisture-proof assembly further comprises a lifting plate; the lifting plate includes a support plate 610, and a first sliding plate 620 and a second sliding plate 630 disposed opposite to each other; the first sliding plate 620 and the second sliding plate 630 are respectively connected to both sides of the support plate 610;

the number of the lifting plates is 2; wherein the support plate 610 of 1 pulling plate is located right below the 1 moisture absorption box 270; wherein the first sliding plate 620 of 1 pulling plate is simultaneously in sliding contact with the outer wall of the third plate and the outer wall of the first plate 210, and wherein the second sliding plate 630 of 1 pulling plate is simultaneously in sliding contact with the outer wall of the fourth plate 230 and the outer wall of the second plate 220;

the supporting plate 610 of the other 1 lifting plate is positioned right below the other 1 moisture absorption box 270; the first sliding plate 620 of the other 1 pulling plate is in sliding contact with the outer wall of the fifth plate and the outer wall of the first plate 210 at the same time, wherein the second sliding plate 630 of the other 1 pulling plate is in sliding contact with the outer wall of the sixth plate 240 and the outer wall of the second plate 220 at the same time.

The moisture absorption box 270 is easily lifted by providing a lifting plate so that the moisture absorption box 270 can be easily taken out from the housing 100 to be replaced.

Meanwhile, the damp-proof assembly further includes a first rope 480, a second rope 470, a third rotating shaft 430, a second motor 410, a third gear 440, a third sheave 460, a fourth gear 420, a fourth sheave 450, a fifth sheave 520, and a sixth sheave 510.

A ninth plate 250 is connected between the second plate 220 and the fourth plate 230; a tenth plate 260 is further connected between the second plate 220 and the sixth plate 240; the ninth plate 250 and the tenth plate 260 are both connected to the inner wall of the top plate 110; the fifth sheave 520 is rotatably connected to the ninth plate 250; the sixth sheave 510 is rotationally coupled to the tenth plate 260.

The third shaft 430 is rotatably connected to the second plate 220 near the top plate 110; the third gear 440, the third sheave 460 and the fourth sheave 450 are coaxially and fixedly sleeved on the third rotating shaft 430; the second motor 410 is fixedly connected to the second plate 220; the output shaft of the second motor 410 is coaxially and fixedly connected with a fourth gear 420; the fourth gear 420 and the third gear 440 are engaged.

One end of the first rope 480 is connected to the second sliding plate 630 in sliding contact with the fourth plate 230; the other end of the first rope 480 is sequentially wound around the fifth sheave 520 and the third sheave 460; one end of the second rope 470 is connected to the second sliding plate 630 in sliding contact with the sixth plate 240; the other end of the second rope 470 is sequentially wound around the sixth sheave 510 and the fourth sheave 450; the direction in which the first rope 480 is wound around the third sheave 460 is the same as the direction in which the second rope 470 is wound around the fourth sheave 450.

Through above-mentioned technical scheme, can realize being to the automatic rising of moisture absorption box 270, specific theory of operation is: when the moisture absorption box 270 needs to be lifted to take out the moisture absorption box 270, the second motor 410 is started, the second motor 410 drives the fourth gear 420 to rotate, so as to drive the third sheave 460 and the fourth sheave 450 to rotate, the third sheave 460 rotates to pull the first rope 480 to contract, so that the lifting plate is lifted upwards through the fifth sheave 520, meanwhile, the fourth sheave 450 rotates to pull the second rope 470 to contract, so as to lift the other 1 lifting plate upwards through the sixth sheave 510, so as to lift the 2 moisture absorption boxes 270 upwards, so as to take out the moisture absorption boxes 270; when the moisture absorption box 270 is required to be placed into the box body 100, the 2 moisture absorption boxes 270 are firstly contacted with the 2 pulling plates, then the second motor 410 is reversely started, and the 2 pulling plates are all descended, so that the 2 moisture absorption boxes 270 are automatically descended and embedded into the original positions.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.