CN113310203A

CN113310203A - Circuit waterproof construction of dehumidifier

Info

Publication number: CN113310203A
Application number: CN202110535191.1A
Authority: CN
Inventors: 黄博; 张栋业; 程小山; 仇爱琪; 郑忠胜
Original assignee: Ningbo Deye Domestic Electrical Appliance Technology Co ltd
Current assignee: Ningbo Deye Domestic Electrical Appliance Technology Co ltd
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2021-08-27
Anticipated expiration: 2041-05-17
Also published as: CN113310203B

Abstract

The invention discloses a circuit waterproof structure of a dehumidifier, which comprises a shell, a support frame and an electric control box, wherein a support plate is arranged at the top of the support frame, a middle partition plate is arranged below the support plate, a water tank mounting seat and an electric control box mounting seat are respectively arranged at two sides of the middle partition plate, elastic buckles are arranged on two side walls of the water tank mounting seat, a U-shaped groove is reserved between the elastic buckles and the side wall of the water tank mounting seat, a sealing sheet is attached to the outer side of the side wall, and the sealing sheet covers the U-shaped groove; the electric control box comprises a box body and a box cover, wherein the box body is fixed on the electric control box mounting seat, the box body is connected with the box cover, a wire inlet is formed in the box body, a water retaining brim is arranged on one side of the wire inlet, the water retaining brim is obliquely connected with a wire pressing plate, and the wire pressing plate is inclined towards the direction of the wire inlet from the joint of the wire pressing plate and the water retaining brim; the side surfaces of the water retaining eaves and the line pressing plate are connected with limiting plates. The circuit waterproof structure of the dehumidifier can avoid the situation that condensed water flows onto the main board when the water tank is toppled and leaked, and ensures the circuit safety of the dehumidifier.

Description

Circuit waterproof construction of dehumidifier

Technical Field

The invention relates to a dehumidifier structure, in particular to a circuit waterproof structure of a dehumidifier.

Background

The prior dehumidifier adopting the evaporative condensation mode to dehumidify is provided with a water tank for collecting condensed water, the top of the water tank is provided with an opening for water inflow, the water tank is usually matched and connected with a mounting seat in the dehumidifier by a buckle clamping groove, or is positioned by a concave-convex matching structure of the surface of the water tank and the inner side surface of the mounting seat, however, the positioning of the concave-convex matching structure is not firm enough, the water tank is easy to drop from the mounting seat when the dehumidifier is carried and even the dehumidifier topples over, and in order to avoid the water leakage of the mounting seat, the position of the water tank is limited by the elastic deformation of the plastic material without reserving the space of elastic deformation between the buckle and the surface of the mounting seat, the buckle in the form is not only limited in deformation, but also can cause stronger extrusion on the surface of the water tank, so that the abrasion of the surface of the water tank and the buckle is caused, thereby reducing the fixing effect of the buckle clamping groove, in addition, because the electric control device and the compressor of the dehumidifier are usually arranged at the bottom of the shell together with the water tank, the peripheral humidity of the electric control device is high, the electric control box is needed to be adopted to protect the main board, however, in order to arrange electric wires, a wire inlet must be arranged on the electric control box, and the condensate water is easy to flow into the electric control box along the electric wires.

Disclosure of Invention

The invention aims to solve the defects of the prior art and provide a circuit waterproof structure of a dehumidifier, which can protect the circuit of the dehumidifier and reduce the abrasion on the surface of a water tank.

In order to achieve the purpose, the circuit waterproof structure of the dehumidifier comprises a shell, a support frame and an electric control box, wherein the support frame is fixed at the bottom of an inner cavity of the shell, a support plate is arranged at the top of the support frame, a middle partition plate is arranged below the support plate, a water tank mounting seat and an electric control box mounting seat are respectively arranged at two sides of the middle partition plate, elastic buckles are arranged on two side walls of the water tank mounting seat, a U-shaped groove is reserved between the elastic buckles and the side wall of the water tank mounting seat, a hook structure protruding towards the inner side of the water tank mounting seat is arranged on the elastic buckles, a sealing sheet is attached to the outer side of the side wall of the water tank mounting seat, and the sealing sheet covers the U-shaped groove; the electric control box comprises a box body and a box cover, wherein the box body is fixed on an electric control box mounting seat, the box body is connected with the box cover, a cavity for mounting a mainboard is formed in the box body, a wire inlet is formed in the box body, a water blocking brim is arranged on one side of the wire inlet, one end, away from the box body, of the water blocking brim is obliquely connected with a wire pressing plate, and the wire pressing plate is inclined towards the direction of the wire inlet from the connection position of the wire pressing plate and the water blocking brim; and the water retaining eaves and the side surfaces of the line pressing plates are connected with limiting plates.

In order to facilitate installation, the shell comprises a bottom plate, a front shell and a rear shell, the front shell and the rear shell are connected with each other to form a cylinder, the bottom plate is connected with the front shell and the rear shell respectively and is positioned at the bottoms of the front shell and the rear shell, an opening is formed in the lower portion of the front shell and is communicated with the water tank installation seat, and the bottom of the middle partition plate is connected with the bottom plate through a connection buckle.

In order to avoid damaging the sealing strip when the elastic buckle deforms, the sealing strip comprises a laminating part and a bulge which are hermetically attached to the side wall, and a groove which forms a cavity between the sealing strip and the elastic buckle, wherein the height of the cavity is greater than the maximum height of the clamping hook structure.

In order to enable water of the supporting plate to be discharged into the water tank, the water tank mounting seat is enclosed by a side wall, a middle partition plate and the supporting plate, a water collecting tray is arranged on the supporting plate, a water falling port communicated with the water tank mounting seat is arranged at the bottom of the water collecting tray, a water collecting tray is arranged on the supporting plate, and a water falling port communicated with the water tank mounting seat is arranged at the bottom of the water collecting tray.

In order to facilitate installation, the electric control box installation seat is composed of a limiting rib and a bolt hole, the box body is connected with the bolt hole through a bolt, and the limiting rib is abutted to the outer side face of the box body.

According to the circuit waterproof structure of the dehumidifier, the sealing sheet and the water retaining brim are utilized, so that the abrasion of parts is reduced, the water tank is effectively fixed, the main board and the water tank are effectively isolated, the condition that condensed water flows onto the main board when the water tank is toppled and leaked can be avoided, and the circuit safety of the dehumidifier is ensured.

Drawings

FIG. 1 is a schematic structural diagram of a circuit waterproof structure embodiment 1 of a dehumidifier of the present invention;

FIG. 2 is a perspective view of the supporting stand of embodiment 1;

FIG. 3 is a perspective view of the supporting stand of example 1 in another direction;

FIG. 4 is a schematic view of the mounting of the support frame and the electronic control box in embodiment 1;

fig. 5 is a perspective view of the electronic control box in embodiment 1;

FIG. 6 is a functional schematic diagram of the electronic control box in embodiment 1;

FIG. 7 is an enlarged schematic view at A in FIG. 6;

fig. 8 is a sectional view of the sealing piece and the elastic clip in embodiment 2 of the circuit waterproof structure of the dehumidifier of the present invention.

In the figure: the water-retaining type water-sealing box comprises a shell body 1, a supporting frame 2, an electric control box 3, a sealing sheet 4, an electric wire 5, a bottom plate 10, a front shell 11, a rear shell 12, a supporting plate 20, a middle partition plate 21, a side wall 22, an elastic buckle 23, a U-shaped groove 24, a limiting rib 25, a bolt hole 26, a water accumulation disc 27, a box body 30, a box cover 31, a wire inlet 32, a water-retaining brim 33, a wire pressing plate 34, a limiting plate 35, a bonding part 40, a groove 41, an opening 110, a water falling port 200 and a clamping hook structure 230.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Example 1:

the circuit waterproof structure of the dehumidifier described in this embodiment, as shown in fig. 1, includes a housing 1, a support frame 2, and an electronic control box 3, where the support frame 2 is fixed at the bottom of an inner cavity of the housing 1, a support plate 20 is arranged at the top of the support frame 2, a middle partition plate 21 is arranged below the support plate 20, a water tank mount and an electronic control box mount are respectively arranged at two sides of the middle partition plate 21, as shown in fig. 1, 2, and 3, elastic buckles 23 are arranged on two side walls 22 of the water tank mount, a U-shaped groove 24 is left between the elastic buckles 23 and the side walls 22 of the water tank mount, a hook structure 230 protruding towards the inner side of the water tank mount is arranged on the elastic buckles 23, a sealing piece 4 is attached to the outer side of the side walls 22 of the water tank mount, and the sealing piece 4 covers the U-shaped groove 24; as shown in fig. 5, 6 and 7, the electronic control box 3 includes a box body 30 and a box cover 31, the box body 30 is fixed on an electronic control box mounting seat, meanwhile, the box body 30 is connected with the box cover 31, a cavity for mounting a main board is formed inside the box body, a wire inlet 32 is formed in the box body 30, a water blocking eave 33 is arranged on one side of the wire inlet 32, one end, far away from the box body 30, of the water blocking eave 33 is obliquely connected with a wire pressing plate 34, and the wire pressing plate 34 is inclined towards the wire inlet 32 from the connection position with the water blocking eave 33; and the side surfaces of the water retaining eaves 33 and the line pressing plate 34 are connected with a limiting plate 35.

For convenience of installation, as shown in fig. 1, the housing 1 includes a bottom plate 10, a front shell 11 and a rear shell 12, the front shell 11 and the rear shell 12 are connected to each other in a cylindrical shape, the bottom plate 10 is connected to the front shell 11 and the rear shell 12 respectively and is located at the bottom of the front shell 11 and the bottom of the rear shell 12, as shown in fig. 1, an opening 110 is arranged at the lower part of the front shell 11, the opening 110 is communicated with the water tank mounting seat, and the bottom of the middle partition plate 21 is connected to the bottom plate 10 through a snap.

In order to discharge the water in the support plate 20 into the water tank, as shown in fig. 2 and 3, the water tank mounting seat is enclosed by a side wall 22, a middle partition plate 21 and the support plate 20, a water collecting tray 27 is arranged on the support plate 20, a water outlet 200 communicated with the water tank mounting seat is arranged at the bottom of the water collecting tray 27, the water collecting tray is arranged on the support plate 20, and a water outlet 200 communicated with the water tank mounting seat is arranged at the bottom of the water collecting tray.

For convenience of installation, as shown in fig. 4, the electronic control box mounting base is composed of a limiting rib 25 and a bolt hole 26, the box body 30 is connected with the bolt hole 26 through a bolt, and the limiting rib 25 is abutted to the outer side surface of the box body 30.

In the actual working process, as shown in fig. 7, the wire pressing plate 34 presses and bends the electric wire 5 led into the wire inlet 32 out of a U shape in front of the wire inlet 32, at this time, water on the surface of the electric wire 5 drops from the bottom of the U shape under the action of gravity and cannot enter the wire inlet 32, and in addition, when the dehumidifier topples, the sealing sheet 4 blocks the U-shaped groove 24, so that the water in the water tank is prevented from flowing into one side of the electric control box 3, and the safety of the circuit in the electric control box 3 is ensured.

The circuit waterproof structure of dehumidifier that this embodiment provided utilizes gasket 4 and manger plate eaves 33 structure, has both reduced the effective fixed of spare part wearing and tearing having realized the water tank simultaneously, has also realized the effective isolation to mainboard and water tank, can avoid the water tank to take place the condition that condensate water flows to the mainboard when empting, leaking, has guaranteed the circuit safety of dehumidifier.

Example 2:

as shown in fig. 8, in order to avoid damaging the sealing plate 4 when the elastic buckle 23 deforms, the sealing plate 4 includes a bonding portion 40 which is in sealing contact with the sidewall 22 and a groove 41 which protrudes and forms a cavity between the sealing plate 4 and the elastic buckle 23, a height a of the cavity is greater than a maximum height B of the hook structure 230, and when the elastic buckle 23 deforms, a free end of the elastic buckle moves inside the cavity, so that the sealing plate 4 is prevented from being extruded and collided with the sealing plate 4, and the sealing plate 4 is protected from being integrated and reliably bonded with the sidewall 22, in addition to the features described in embodiment 1.

Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A circuit waterproof structure of a dehumidifier comprises a shell (1), a support frame (2) and an electric control box (3), wherein the support frame (2) is fixed at the bottom of an inner cavity of the shell (1), and is characterized in that a support plate (20) is arranged at the top of the support frame (2), a middle partition plate (21) is arranged below the support plate (20), a water tank mounting seat and an electric control box mounting seat are respectively arranged at two sides of the middle partition plate (21), elastic buckles (23) are arranged on two side walls (22) of the water tank mounting seat, a U-shaped groove (24) is reserved between each elastic buckle (23) and the side wall (22) of the water tank mounting seat, a hook structure (230) protruding towards the inner side of the water tank mounting seat is arranged on each elastic buckle (23), a sealing sheet (4) is attached to the outer side wall (22) of the water tank mounting seat, and the sealing sheet (4) covers the U-shaped groove (24); the electric control box (3) comprises a box body (30) and a box cover (31), the box body (30) is fixed on an electric control box mounting seat, meanwhile, the box body (30) is connected with the box cover (31), a cavity for mounting a main board is formed inside the box body, a wire inlet (32) is formed in the box body (30), a water blocking eaves (33) is arranged on one side of the wire inlet (32), one end, far away from the box body (30), of the water blocking eaves (33) is obliquely connected with a wire pressing plate (34), and the wire pressing plate (34) is inclined towards the direction of the wire inlet (32) from the connection position of the wire pressing plate and the water blocking eaves (33); and the side surfaces of the water retaining eaves (33) and the line pressing plate (34) are connected with limiting plates (35).

2. The circuit waterproof structure of the dehumidifier according to claim 1, wherein the housing (1) comprises a bottom plate (10), a front shell (11) and a rear shell (12), the front shell (11) and the rear shell (12) are connected to each other to form a cylinder, the bottom plate (10) is connected to the front shell (11) and the rear shell (12) respectively and is located at the bottom of the front shell (11) and the bottom of the rear shell (12), an opening (110) is arranged at the lower part of the front shell (11), the opening (110) is communicated with the water tank mounting seat, and the bottom of the middle partition plate (21) is connected to the bottom plate (10) through a buckle.

3. The circuit waterproof structure of the dehumidifier according to claim 1 or 2, wherein the sealing piece (4) comprises a joint part (40) which is in sealing joint with the side wall (22) and a groove (41) which is raised and forms a cavity between the sealing piece (4) and the elastic buckle (23), and the height of the cavity is greater than the maximum height of the hook structure (230).

4. The circuit waterproof structure of the dehumidifier according to claim 1 or 2, wherein the water tank mounting seat is surrounded by a side wall (22), a middle partition plate (21) and a support plate (20), a water collecting tray (27) is arranged on the support plate (20), and a water falling port (200) communicated with the water tank mounting seat is arranged at the bottom of the water collecting tray (27).

5. The circuit waterproof structure of the dehumidifier according to claim 1 or 2, wherein the electric control box mounting base is composed of a limiting rib (25) and a bolt hole (26), the box body (30) is connected with the bolt hole (26) through a bolt, and the limiting rib (25) is abutted against the outer side surface of the box body (30).