CN110438739B - Waterproof main control board of washing machine - Google Patents

Abstract

The invention relates to the technical field of washing machines, in particular to a waterproof main control board of a washing machine, which comprises a decorative board arranged on the front side of the main control board and a computer board box arranged on the rear side of the main control board, wherein a computer board is arranged in the computer board box, a button is arranged on the decorative board, the rear side of the button penetrates through the main control board and is contacted with an elastic pad arranged on the front side of the computer board box, and the button is pressed to enable the deformed elastic pad to touch a control switch of the computer board. The waterproof main control board provided by the invention comprises the computer board which is sealed by the elastic waterproof pad, and the button structure is redesigned according to the integral structure, so that the hand feeling of the button is improved, the user experience is improved, and the waterproof main control board is suitable for popularization and use.

Description

Waterproof main control board of washing machine

Technical Field

The invention relates to the technical field of washing machines, in particular to a waterproof main control board of a washing machine.

Background

The main control panel of the washing machine contains a circuit board and a large number of other electrical elements, so that the requirement on water resistance is high. The washing machine is often in a humid environment, a user may use a wet hand to control and operate the washing machine panel, and due to the assembly of the washing machine main control board and the box body and the existence of gaps between the button structure and the main control board, water vapor enters the main control board, and the risk of damaging the circuit board and electrical components is increased.

In view of the above, the present invention is particularly proposed.

Disclosure of Invention

The invention provides a washing machine main control board with a waterproof function, wherein an elastic waterproof pad is additionally arranged between a button and a circuit board, the button structure is improved, the pressing hand feeling is improved, and better user experience is brought.

The second objective of the present invention is to provide a detergent box of a washing machine, which comprises a handle 100 and a box body 2, wherein the rear side of the handle 100 is respectively connected with a main control board 8 and the box body 2 of the washing machine, and the box body 2 is inserted into the main control board 8, so that the detergent box is arranged in the washing machine at the rear side of the main control board 8 in a push-and-pull manner.

The third objective of the present invention is to provide a main control board of a washing machine, which comprises a main control board 8, a computer board box 9 disposed at the rear side of the main control board 8, and a computer board 10 disposed in the computer board box 9, wherein the computer board 10 is inserted into the inner side of the outer peripheral wall 91 of the computer board box 9, and lugs 7 are distributed at the rear side of the main control board 8 and/or the outer side of the outer peripheral wall 91 of the computer board box 9, so that electrical components of the main control board are wired along the lugs 7.

In order to achieve the purpose, the invention specifically adopts the following technical scheme:

the invention provides a waterproof main control board of a washing machine, which comprises a decorative board 3 arranged on the front side of a main control board 8 and a computer board box 9 arranged on the rear side of the main control board 8, wherein a computer board 10 is arranged in the computer board box 9, a button 5 is arranged on the decorative board 3, the rear side of the button 5 penetrates through the main control board 8 and is in contact with an elastic pad 4 arranged on the front side of the computer board box 9, and the elastic pad 4 deformed by pressing the button 5 touches a control switch of the computer board 10.

In the above scheme, the through holes for installing and operating the buttons 5 are arranged at the corresponding positions of the decorative plate 3, the main control board 8 and the computer board box 9, wherein the elastic pads 4 are covered on the through holes at the front side of the computer board box 9, when the buttons 5 are pressed, the elastic pads 4 are pressed by the rear side of the buttons 5, so that the elastic pads 4 deformed are contacted with the control switch of the computer board 10 in the box through the through holes of the computer board box 9, and the washing machine is correspondingly controlled.

The further scheme of the invention is as follows: the button 5 is clamped with the inner side wall of the decorative plate 3 and is provided with a button shaft 54 extending backwards, the button shaft 54 is arranged in contact with the elastic pad 4 of the computer board box 9, and the button 5 is pressed to enable the button shaft 54 to touch and press the elastic pad 4.

In the above scheme, the button shaft 54 that the button 5 rearwardly extends to set up contacts with the cushion 4 for the cushion 4 has produced forward effort to the button shaft 54, makes the button 5 of button 5 and the inboard looks joint of decorative board 3 realize more firm location installation.

The further scheme of the invention is as follows: the button 5 comprises a pressing part 51 and a bottom plate 53, the pressing part 51 is connected with the bottom plate 53 by at least two elastic ribs 52 which are symmetrically arranged, and the connecting positions of the elastic ribs 52 and the pressing part 51 are symmetrically arranged, so that the button 5 can be fixed on the bottom plate 53 in a pressing/rebounding manner.

In the above scheme, button 5 links to each other with bottom plate 53 through the elasticity muscle structure that the symmetry set up for button 5 is vertical and horizontal orientation remain stable, when not pressing button 5 center, also can not produce the sluggish condition with touch and press the bad condition, has promoted and has felt.

The further scheme of the invention is as follows: at least one part of the edge of the bottom plate 53 is provided with a folded edge 531 extending towards the rear side of the decorative plate 3, and the folded edge 531 is clamped with a limiting plate 31 arranged on the rear side wall of the decorative plate 3, so that the button 5 is clamped with the inner side wall of the decorative plate 3.

The further scheme of the invention is as follows: one side of bottom plate 53 is equipped with hem 531 that extends to the decorative board 3 rear side, and relative opposite side does not set up hem 531, and relative opposite side and the bottom of locating the bottom plate jack catch 32 of decorative board 3 rear side wall are inconsistent to be set up, bottom plate jack catch 32 and main control board 8 looks joint make decorative board 3 install in the 8 front sides of main control board.

In the scheme, the button 5 is connected with the decorative plate 3 without screws by clamping the folded edge 531 of the bottom plate 53 of the button 5 with the limiting plate 31 arranged on the inner side wall of the decorative plate 3; furthermore, the edge of the bottom plate 53 is not provided with the folded edge 531, and the edge without the folded edge 531 is arranged to be abutted against the bottom of the bottom plate jaw 32, so that the bottom plate 53 is clamped into the mounting groove structure formed by the limiting plate 31 and the bottom plate jaw 32, and the mounting stability is improved. In addition, the bottom plate clamping jaws 32 arranged on the rear side of the decorative plate 3 are clamped with the main control board 8, the button 5 ingeniously utilizes the mounting structures of the decorative plate 3 and the main control board 8 to realize clamping mounting, and design and material cost are saved.

The further scheme of the invention is as follows: the width of the elastic rib 52 gradually increases when approaching the pressing portion 51, so that the pressing portion 51 is firmly connected with the bottom plate 53.

In the above-mentioned scheme, the section of the elastic rib 52 in the rib extending direction gradually increases as it approaches the pressing portion 51, on one hand, in order to improve the connection stability between the pressing portion 51 and the bottom plate 53, and on the other hand, if the elastic rib 52 is deformed at a thicker portion, the elastic rib 52 needs to receive a larger acting force, so that the elastic rib 52 is thickened when approaching the pressing portion 51, the connection between the elastic rib 52 and the pressing portion 51 can also be improved, and the stress and the silver streak at the connection position can be prevented from being generated in long-term use, thereby affecting the service life and the use experience of the button 5.

The further scheme of the invention is as follows: the pressing part 51 protrudes towards the front side of the main control board 8, the rear side of the pressing part 51 is provided with a limiting ring 511, the protruding part is matched with a through hole arranged on the decorative board 3, and the limiting ring 511 is abutted against the rear side wall of the decorative board 3;

preferably, the front surface of the pressing portion 51 is flush with the front surface of the decorative panel 3.

In the above solution, the pressing portion 51 includes a protruding portion extending forward, and further includes a limiting ring 511 on the rear side, so that the pressing portion 51 disposed in contact with the decorative board 3 is adapted to the through hole of the decorative board 3, wherein the height of the protruding portion of the pressing portion 51 is not less than the thickness of the decorative board 3, so that the assembled pressing portion 51 is presented on the outer surface of the decorative board 3; preferably, the front surface of the protruding portion of the pressing portion 51 is flush with the front surface of the decorative plate 3, so that the appearance effect is improved, and the switch is prevented from being touched by mistake in use.

The further scheme of the invention is as follows: the elastic pad 4 corresponds to a control switch of the computer board 10 and is hermetically arranged on the front side of the computer board box 9 to prevent water vapor on the inner sides of the decorative board 3 and the main control board 8 from entering the computer board box 9.

In the above solution, the elastic pad 4 provides an acting force for stably mounting the button 5, and is also hermetically disposed with the computer board box 9 to prevent water vapor from entering the computer board box 9.

The further scheme of the invention is as follows: the elastic pad 4 is provided with a buffer part 41 protruding towards the front side of the main control panel 8 at a position corresponding to the button shaft 54, and the protruding part of the buffer part 41 towards the front side is gradually reduced from the outer circumferential center thereof, so that the button shaft 54 is pressed in the concave pit at the center of the buffer part 41.

In the above scheme, for the elasticity feedback that improves cushion 4, be equipped with convex buffering portion 41 forward in the front side of cushion 4, buffering portion 41 is preferred bowl dress structure, and its edge is higher than the center setting for the central pit has great elasticity and kick-backs, when improving the user and feeling, also guarantees that cushion 4 can not produce stress and crackle in long-term the use, has improved life.

The further scheme of the invention is as follows: a waterproof groove is arranged on the periphery of the front side close to the main control board 8, and a waterproof sealing strip is arranged in the waterproof groove to enable the decorative board 3 assembled on the front side to be in sealing connection with the main control board 8.

In the above scheme, the front surface of main control board 8 is equipped with the capillary groove, wherein is provided with waterproof sealing pad, the capillary groove sets up in the position that is close to 8 edges of main control board, when the assembly, can be with waterproof sealing pad joint between decorative board 3 and main control board 8, prevents that steam from getting into in the main control board from seam crossing.

The invention has the beneficial effects that:

1. the waterproof main control board provided by the invention comprises the elastic pad which is hermetically arranged with the computer board box, so that water vapor is prevented from entering the computer board, the elastic feedback of the buttons can be improved, and the hand feeling of a user is improved;

2. the button structure provided by the invention adopts the elastic ribs to realize the connection of the pressing part and the mounting bottom plate, so that on one hand, the mounting stability is improved, on the other hand, the stability of the button in the pressing action is ensured, and when a user does not press the center, the delay and poor contact can not be generated;

3. the button structure provided by the invention comprises the mounting bottom plate, and the mounting structure of the decorative plate and the main control plate is ingeniously utilized by the mounting bottom plate, so that the button is connected with the decorative plate without screws.

Drawings

Fig. 1 is a rear side view schematically illustrating a structure of a detergent box handle according to the present invention.

FIG. 2 is a schematic top view of a detergent box handle according to the present invention.

Fig. 3 is a schematic bottom view of the detergent box handle according to the present invention.

Fig. 4 is a cross-sectional view taken along the plane a-a in fig. 1.

Fig. 5 is a cross-sectional view taken along the plane B-B in fig. 1.

Fig. 6 is an assembly view of the detergent box handle and the box body.

Fig. 7 is a schematic front view of the main control board of the present invention.

Fig. 8 is a sectional view of the portion C-C in fig. 7.

Fig. 9 is a schematic structural view of the button.

Fig. 10 is a schematic structural view of the button.

Fig. 11 is a schematic view showing the structure of the button assembled with the decorative plate.

Fig. 12 is a schematic view showing the structure of the button assembled with the decorative plate.

FIG. 13 is a schematic structural diagram of a computer board case according to the present invention.

FIG. 14 is a rear view of the computer board case of the present invention.

FIG. 15 is a front view of the computer board case of the present invention.

Fig. 16 is a cross-sectional view taken in the direction D-D of fig. 15.

Fig. 17 is a detailed structural diagram of a portion E in fig. 13.

Fig. 18 is a detailed structural view of a portion F in fig. 13.

FIG. 19 is a schematic view of a portion of the structure of the main control board, the computer board box and the computer board assembled with each other.

The main components in the figure are: 100-handle, 1-guide post, 11-elastic trip, 111-elastic arm, 112-protruding, 12-backup pad, 13-first locating post, 14-first jack catch, 15-locating slot, 151-breach, 2-box body, 21-second locating post, 22-second jack catch, 3-decorative board, 31-limiting plate, 32-bottom plate jack catch, 4-elastic pad, 41-buffer part, 5-button, 51-pressing part, 511-limiting ring, 52-elastic rib, 53-bottom plate, 531-hem, 54-button shaft, 6-clamping part, 61-hole, 62-clamping elastic arm, 63-clamping part protruding, 7-lug, 71-bending part, 72-hook, 8-main control board, 81-main control board jack catch, 9-computer board box, 91-peripheral wall, 92-clamping post, 10-computer board.

Detailed Description

In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

Example 1

In the embodiment, as shown in fig. 1 to 6, a detergent box for a washing machine is provided, which includes a handle 100 and a box body 2, wherein the rear side of the handle 100 is connected to a main control board 8 and the box body 2 of the washing machine, respectively, and the box body 2 is inserted into the main control board 8, so that the detergent box can be arranged in the washing machine at the rear side of the main control board 8 in a push-and-pull manner.

In the embodiment, the handle 100 and the box body 2 are fixedly connected to form the detergent box, and the detergent box is integrated on the main control board 8, so that the handle 100 is presented at the front side of the washing machine as a part of the main control board 8.

In this embodiment, the outer circumference of the handle 100 is matched with the inner side wall of the main control board 8, so that the handle 100 is embedded in the main control board 8 to limit the displacement of the detergent box pushed into the washing machine in the vertical and horizontal directions.

In this embodiment, the pull handle 100 is presented on the surface of the main control board 8 and is a plate-shaped structure matched with the main control board 8, and an inward concave notch is formed in the middle of the plate-shaped structure for a user to stretch and pull.

In this embodiment, the rear side of the handle 100 is provided with a guide post 1 extending backwards, the guide post 1 is inserted into the main control board 8, and guides the detergent box to be matched with the main control board 8 in the pushing and pulling direction.

In this embodiment, on the basis that handle 100 periphery embedding main control board 8, adopt guide post 1 structure to realize handle 100 and main control board 8 further connection for the detergent box that pushes at every turn can stabilize the holding in the washing machine, and increased certain damping for the pull detergent box, can prevent the box body pine scheduling problem that long-term push-and-pull leads to.

In this embodiment, the guide post 1 includes an elastic hook 11 extending to the rear side of the handle 100, and when the guide post 1 is inserted into the main control board 8, the elastic hook 11 is inserted into the insertion port of the main control board 8, so as to generate a pre-tightening force in the pulling direction of the detergent box.

In this embodiment, guide post 1 is except that the location direction function, still has the structure that provides the pretightning force for the grafting of handle 100 and main control board 8, promptly elastic trip 11, when guide post 1 inserts main control board 8, elastic trip 11 takes place elastic deformation back and interface looks joint, when the pull detergent box, need overcome the pretightning force, the above promptly damping during the pull box body avoids the detergent box to receive washing machine's vibrations to open by oneself.

In this embodiment, the guide post 1 further includes a support plate 12 extending to the rear side of the handle 100 and semi-surrounding the elastic hook 11, and the periphery of the support plate 12 is matched with the inner wall of the socket of the main control board 8, so that the guide post 1 slides into the socket.

In this embodiment, guide post 1 still includes the backup pad 12 that partly surrounds elasticity trip 11 and set up, backup pad 12 sets up with the interface inner wall phase-match of main control board 8, except playing the guide orientation effect, has still played the supporting role for guide post 1 is taken steadily in the interface.

In this embodiment, the elastic hook 11 includes an elastic arm 111 extending to the rear side of the handle 100, and a protrusion 112 disposed at the movable end of the elastic arm 111 and protruding to the outside of the guide post 1, wherein the protrusion 112 is higher than the support plates 12 at two sides of the elastic hook 11, so that the elastic hook 11 sliding into the socket is connected to the main control plate 8.

In this embodiment, the rear side of the handle 100 further includes a first positioning column 13 and a first claw 14 which are matched with the front end of the box body 2, the first positioning column 13 extends to the rear side of the handle 100 and is correspondingly inserted into a positioning hole at the front end of the box body 2, the first claw 14 extends to the rear side of the handle 100 and is clamped with a buckle at the front end of the box body 2, so that the handle 100 of the detergent box is tightly matched with the box body 2.

In the embodiment, the rear side of the handle 100 is provided with the positioning structure corresponding to the box body 2, so that the handle and the box body can be installed only by finding the positioning structure during assembly, the handle and the box body cannot be reversely installed, and the working efficiency is improved; the first claw 14 disposed at the rear side of the handle 100 enables the handle 100 to be stably connected with the box body 2, thereby preventing the handle 100 from being loosened during long-term use.

In this embodiment, the rear side of the handle 100 is further provided with a positioning groove 15 extending backwards and clamped with the second claw 22 at the front end of the box body 2, the positioning groove 15 is provided with a notch 151 and clamped with the second positioning column 21 at the front end of the box body 2, so that the box body 2 is tightly matched with the handle 100.

In this embodiment, the front end of box body 2 is equipped with the second jack catch 22 that upwards extends, with the mutual joint of handle 100 rear side opening decurrent constant head tank 15, hides second jack catch 22 in constant head tank 15, has increased the level and smooth effect of outward appearance, in addition, the corresponding setting of second reference column 21 of breach 151 that sets up at constant head tank 15 middle part and box body 2 front end has adopted the design of preventing slow-witted, has improved the installation effectiveness of box body, prevents the installation mistake.

In this embodiment, the main control board 8 is provided with a through hole corresponding to the detergent box, and the through hole is matched with the periphery of the box body 2, so that the detergent box penetrating through the main control board 8 can be pushed and pulled.

In this embodiment, the main control board 8 is provided with a through hole matched with the periphery of the box body 2, and on the basis that the handle 100 is embedded into the main control board 8 and is in plug-in connection with the main control board 8, the stability of the detergent box in the push-pull process is further improved, and the use hand feeling is improved.

In this embodiment, a decorative plate clamped with the handle 100 is disposed on the front side of the handle 100.

In this embodiment, the surface of the handle 100 is further provided with a decorative plate, and decorative plates with different surface decorations can be selected according to different models or models, so that a unified handle mold can be adopted, and different decorative plates can be used, thereby greatly reducing the mold opening cost.

Example 2

This example differs from example 1 in that:

in this embodiment, the guide post 1 includes an elastic hook 11 extending to the rear side of the handle 100, when the guide post 1 is inserted into the main control board 8, the elastic hook 11 is inserted into the insertion port of the main control board 8, so as to generate a pre-tightening force in the pulling direction of the detergent box, and the elastic hook 11 is disposed on the top surface of the guide post 1.

In this embodiment, the guide post 1 has a positioning and guiding function, and also has a structure for providing a pre-tightening force for the insertion of the handle 100 and the main control board 8, that is, the elastic hook 11 is elastically deformed and then is engaged with the insertion port when the guide post 1 is inserted into the main control board 8, and when the detergent box is pulled, the pre-tightening force needs to be overcome to prevent the detergent box from being opened by the vibration of the washing machine. The top surface of guide post 1 is located to elasticity trip 11 for elasticity trip 11 when pegging graft can not receive the effect of handle 100 gravity, and the stress that produces by the gravity oppression when preventing to use for a long time leads to elasticity trip 11 fracture.

In this embodiment, guide post 1 still includes to the backup pad 12 that extends and half surround elasticity trip 11 setting to handle 100 rear side, the inner wall phase-match of the periphery of backup pad 12 and the 8 interface of main control board sets up, makes guide post 1 slide in interface setting, the radial cross-section of guide post 1 is the rectangle, one side of rectangular section is elasticity trip 11, and trilateral backup pad 12 that links to each other in addition, and one side and the trilateral phase separation setting in addition of elasticity trip 11, and, the top surface of guide post 1 is independently located to elasticity trip 11, and the lateral wall and the bottom surface of guide post 1 are the backup pad 12 of linking to each other the setting.

In this embodiment, guide post 1 still includes the backup pad 12 that partly surrounds elasticity trip 11 and set up, backup pad 12 sets up with the interface inner wall phase-match of main control board 8, except playing the guide orientation effect, has still played the supporting role for guide post 1 is taken steadily in the interface. Guide post 1 is the hollow column structure of approximate rectangle for the cross-section, wherein one side of approximate rectangle is elasticity trip 11, trilateral backup pad 12 for interconnect in addition because elasticity trip 11 need take place elastic deformation, consequently does not link to each other with backup pad 12 for one side and the trilateral phase separation of elasticity trip 11, in addition, the top surface of guide post 1 is located to elasticity trip 11, makes elasticity trip 11 when pegging graft can not receive the effect of handle 100 gravity, and the backup pad 12 that links to each other has then played the effect of bearing the gravity.

In this embodiment, the rear side of the handle 100 further includes a first positioning column 13 and a first claw 14 which are matched with the front end of the box body 2, the first positioning column 13 extends to the rear side of the handle 100 and is correspondingly inserted into a positioning hole at the front end of the box body 2, the first claw 14 extends to the rear side of the handle 100 and is clamped with a buckle at the front end of the box body 2, so that the handle 100 of the detergent box is tightly matched and mounted with the box body 2, and the first positioning column 13 and the first claw 14 are arranged at the lower part of the rear side of the handle 100.

In the embodiment, the rear side of the handle 100 is provided with the positioning structure corresponding to the box body 2, so that the handle and the box body can be installed only by finding the positioning structure during assembly, the handle and the box body cannot be reversely installed, and the working efficiency is improved; the first claw 14 disposed at the rear side of the handle 100 enables the handle 100 to be stably connected with the box body 2, thereby preventing the handle 100 from being loosened during long-term use. In addition, the positioning structure and the mounting structure are hidden at the lower part of the box body, so that the assembled detergent box has good appearance when being pulled out, and errors in assembly can be prevented.

Other embodiments of this example are the same as example 1.

Example 3

In this embodiment, as shown in fig. 7-12, a waterproof main control board of washing machine is provided, including decorative board 3 of locating 8 front sides of main control board and the computer board box 9 of locating 8 rear sides of main control board, be equipped with the computer board in the computer board box 9, be equipped with button 5 on the decorative board 3, main control board 8 is passed to the rear side of button 5 to contact with the cushion 4 of locating 9 front sides of computer board box, press button 5 and make the control switch of the cushion 4 touch pressure computer board of deformation.

In this embodiment, the corresponding positions of the decorative plate 3, the main control board 8 and the computer board box 9 are provided with through holes for the installation and the action of the button 5, wherein the through hole at the front side of the computer board box 9 is covered with the elastic pad 4, when the button 5 is pressed, the rear side of the button 5 touches the elastic pad 4 to enable the elastic pad 4 which is deformed to contact with the control switch of the computer board in the box through the through hole of the computer board box 9, thereby realizing the corresponding control of the washing machine.

In this embodiment, the button 5 is clamped with the inner side wall of the decorative plate 3, and is provided with a button shaft 54 extending backwards, the button shaft 54 is arranged in contact with the elastic pad 4 of the computer board box 9, and the button 5 is pressed to enable the button shaft 54 to touch the elastic pad 4.

In this embodiment, the button shaft 54 that the button 5 extends backward is provided with contacting with the elastic pad 4, so that the elastic pad 4 generates forward acting force on the button shaft 54, and the button 5 clamped with the inner side of the decorative plate 3 is positioned and installed more stably.

In this embodiment, the button 5 includes a pressing portion 51 and a bottom plate 53, the pressing portion 51 and the bottom plate 53 are connected by two elastic ribs 52 symmetrically disposed, and the connection positions of the elastic ribs 52 and the pressing portion 51 are symmetrically disposed on the upper side and the lower side of the pressing portion 51, so that the button 5 can be fixed on the bottom plate 53 in a pressing/rebounding manner.

In this embodiment, the button 5 is connected with the bottom plate 53 through the elastic rib structure that the symmetry set up for the button 5 remains stable in vertical and horizontal direction, when not pressing the button 5 center, also can not produce the hysteresis and touch the bad condition of pressure, has promoted and has felt.

In this embodiment, at least a part of the edge of the bottom plate 53 is provided with a folded edge 531 extending to the rear side of the decorative plate 3, and the folded edge 531 is clamped with the limiting plate 31 arranged on the rear side wall of the decorative plate 3, so that the button 5 is clamped with the inner side wall of the decorative plate 3.

In this embodiment, the button 5 is connected to the decorative plate 3 without screws by engaging the folded edge 531 of the bottom plate 53 of the button 5 with the position-limiting plate 31 provided on the inner side wall of the decorative plate 3.

In this embodiment, the width of the elastic rib 52 gradually increases when approaching the pressing portion 51, so that the pressing portion 51 is firmly connected with the bottom plate 53.

In this embodiment, the cross section of the elastic rib 52 in the extending direction of the rib gradually increases as the elastic rib approaches the pressing portion 51, on one hand, the connection stability between the pressing portion 51 and the bottom plate 53 is improved, and on the other hand, if the elastic rib 52 is deformed at a thicker portion, a larger acting force needs to be applied, so that the elastic rib 52 is thickened when the elastic rib approaches the pressing portion 51, the connection between the elastic rib 52 and the pressing portion 51 can also be improved, and the stress and the silver streak at the connection position can be prevented from being generated in long-term use, thereby affecting the service life and the use experience of the button 5.

In this embodiment, the pressing portion 51 protrudes toward the front side of the main control board 8, and a limiting ring 511 is disposed at the rear side of the pressing portion 51, the protruding portion matches with the through hole disposed on the decorative board 3, and the limiting ring 511 is abutted against the rear side wall of the decorative board 3.

In this embodiment, the pressing portion 51 includes a protruding portion extending forward, and further includes a limiting ring 511 on the rear side, so that the pressing portion 51 disposed in contact with the decorative board 3 is adapted to the through hole of the decorative board 3, wherein the height of the protruding portion of the pressing portion 51 is not less than the thickness of the decorative board 3, so that the assembled pressing portion 51 is presented on the outer surface of the decorative board 3.

In this embodiment, the elastic pad 4 corresponds to a control switch of the computer board, and is hermetically disposed on the front side of the computer board box 9 to prevent water vapor inside the decorative board 3 and the main control board 8 from entering the computer board box 9.

In this embodiment, the elastic pad 4 provides an acting force for stably mounting the button 5, and is also hermetically disposed with the computer board case 9 to prevent water vapor from entering the computer board case 9.

In this embodiment, a buffer portion 41 protruding toward the front side of the main control board 8 is disposed at a position of the elastic pad 4 corresponding to the button shaft 54, and a portion of the buffer portion 41 protruding toward the front side is gradually reduced from the outer circumferential center thereof, so that the button shaft 54 is pressed in a recess at the center of the buffer portion 41.

In this embodiment, in order to improve the elastic feedback of the elastic pad 4, the front side of the elastic pad 4 is provided with a buffer portion 41 protruding forward, the buffer portion 41 is preferably of a bowl-shaped structure, and the edge of the buffer portion is higher than the center of the buffer portion, so that the central pit has large elastic resilience, the hand feeling of a user is improved, and meanwhile, the elastic pad 4 is ensured not to generate stress and cracks in long-term use, and the service life is prolonged.

In this embodiment, a waterproof groove is provided on the outer periphery of the front side close to the main control board 8, and a waterproof sealing strip is provided in the waterproof groove to hermetically connect the decorative board 3 assembled on the front side and the main control board 8.

In this embodiment, the front surface of main control board 8 is equipped with the capillary groove, and wherein be provided with waterproof sealing pad, the capillary groove sets up in the position that is close to 8 edges of main control board, when the assembly, can be with waterproof sealing pad joint between decorative board 3 and main control board 8, prevents that steam from getting into in the main control board from seam crossing.

Example 4

This example differs from example 3 in that:

in this embodiment, the button 5 includes a pressing portion 51 and a bottom plate 53, the pressing portion 51 and the bottom plate 53 are connected by four elastic ribs 52 symmetrically disposed, and the connection positions of the elastic ribs 52 and the pressing portion 51 are symmetrically disposed on the upper, lower, left and right portions of the pressing portion 51, so that the button 5 can be fixed on the bottom plate 53 in a pressing/rebounding manner.

In this embodiment, the number of the elastic ribs 52 is four, and the elastic ribs are connected to the upper, lower, left and right sides of the pressing portion 51, so that the installation stability of the button 5 in the vertical and horizontal directions is further improved, and the resilience of the button is improved.

In this embodiment, one side of the bottom plate 53 is provided with a folded edge 531 extending to the rear side of the decorative plate 3, the other opposite side is not provided with the folded edge 531, the other opposite side is arranged in a manner of being abutted to the bottom of the bottom plate claw 32 arranged on the rear side wall of the decorative plate 3, the bottom plate claw 32 is clamped with the main control board 8, and the decorative plate 3 is arranged on the front side of the main control board 8.

In the embodiment, the button 5 is connected with the decorative plate 3 without screws by clamping the folded edge 531 of the bottom plate 53 of the button 5 with the limiting plate 31 arranged on the inner side wall of the decorative plate 3; furthermore, the edge of the bottom plate 53 is not provided with the folded edge 531, and the edge without the folded edge 531 is arranged to be abutted against the bottom of the bottom plate jaw 32, so that the bottom plate 53 is clamped into the mounting groove structure formed by the limiting plate 31 and the bottom plate jaw 32, and the mounting stability is improved. In addition, the bottom plate clamping jaws 32 arranged on the rear side of the decorative plate 3 are clamped with the main control board 8, the button 5 ingeniously utilizes the mounting structures of the decorative plate 3 and the main control board 8 to realize clamping mounting, and design and material cost are saved.

In this embodiment, the pressing portion 51 protrudes toward the front side of the main control board 8, and a limiting ring 511 is disposed on the rear side of the pressing portion 51, the protruding portion is matched with a through hole disposed on the decorative board 3, the limiting ring 511 is stopped against the rear side wall of the decorative board 3, so that the front surface of the pressing portion 51 and the front surface of the decorative board 3 are flush with each other.

In this embodiment, the pressing portion 51 includes a protruding portion extending forward, and further includes a limiting ring 511 on the rear side, so that the pressing portion 51 disposed in contact with the decorative plate 3 is matched with the through hole of the decorative plate 3, wherein the height of the protruding portion of the pressing portion 51 is not less than the thickness of the decorative plate 3, so that the assembled pressing portion 51 is presented on the outer surface of the decorative plate 3; preferably, the front surface of the protruding portion of the pressing portion 51 is flush with the front surface of the decorative plate 3, so that the appearance effect is improved, and the switch is prevented from being touched by mistake in use.

The other embodiment of this example is the same as example 3.

Example 5

In this embodiment, as shown in fig. 13 to 19, a washing machine main control board is provided, including main control board 8, locate computer board box 9 of main control board 8 rear side and locate computer board 10 in the computer board box 9, computer board 10 card is gone into the inboard setting of computer board box 9 periphery wall 91, and the outside distribution of the rear side of main control board 8 and computer board box 9 periphery wall 91 is equipped with hangers 7, makes the electrical components of main control board follow hangers 7 wiring sets up.

In this embodiment, the rear side of the main control board of the washing machine is hidden in the washing machine box, so the edge sizes of the computer board box 9 and the computer board 10 are both smaller than the main control board 8, and are assembled on the rear side of the main control board 8. The size of the computer board 10 is matched with the size of the peripheral wall of the computer board box 9, so that the computer board 10 is clamped into the computer board box 9, and the hanging lugs 7 can be arranged at the positions, close to the edges, of the outer side of the peripheral wall 91 of the computer board box 9 and the rear side of the main control board 8 according to a certain arrangement mode due to the fact that the size of the peripheral wall of the computer board box 9 is smaller than the size of the peripheral wall of the main control board 8, on one hand, wires between electrical components in the main control board can be collected, and on the other hand, the hanging lugs 7 can also serve as a connecting structure between the main control board 8 and the computer board box 9.

In this embodiment, the hanging lugs 7 are disposed at the outer sides of the peripheral wall 91 of the computer board case 9 and near the corners of the peripheral wall 91, so that the wires between the electrical components of the main control board are disposed along the periphery of the computer board case 9.

In this embodiment, in order to adapt to the wiring manner of different main control board electrical components, different or the same number of hanging lugs 7 are arranged on each side of the peripheral wall 91 of the computer board box 9 according to the situation; meanwhile, after the soft wire is bent, the wire skin can generate stress, if the bent part is not fixed, the wire cannot be tightly attached to the outer peripheral wall 91, and the effect of bundling cannot be achieved, so that the arrangement of the hanging lugs 7 at the corners of the outer peripheral wall 91 is denser than that at other positions.

In this embodiment, the inside of the peripheral wall 91 of the computer board box 9 is provided with a clamping portion 6 extending inwards, the clamping portion 6 is clamped with the rear side of the computer board 10, and the hanging lug 7 is arranged at the outer side of the peripheral wall 91 close to the clamping portion 6.

In this embodiment, the peripheral wall 91 is located to joint portion 6, and its structure includes but not limited to draw-in groove, pothook, jack catch or card protrudingly, nevertheless sets up this type of structure at peripheral wall 91 and can lead to the bulk strength reduction of computer board box 9, consequently sets up hangers 7 in near joint portion 6, can offset the peripheral wall 91 intensity reduction that causes because of the joint structure.

In this embodiment, the hanging lug 7 includes a semi-ring structure with an opening at one side, and two ends of the semi-ring structure are connected with the outer peripheral wall 91 of the computer board box 9, so that the hanging lug 7 and the outer peripheral wall 91 form a closed ring structure, and an electric wire between the main control board electric components passes through and/or winds the closed ring structure.

In this embodiment, hangers 7 include one side open-ended semi-annular structure, semi-annular structure's one end links to each other with main control board 8's rear side, and the other end is close to main control board 8's rear side and sets up and form the bayonet socket for hangers 7 constitutes semi-enclosed construction with main control board 8 rear side, main control board electric appliance component within a definite time electric wire with bayonet socket interference fit makes electric wire card go into semi-enclosed construction setting.

In this embodiment, the hanging lug 7, the peripheral wall 91 and the rear side of the main control board 8 can form a fully-closed or semi-closed ring-like structure, and for the hanging lug 7 with the fully-closed structure, on one hand, the position of an electric wire between electrical elements can be fixed, and on the other hand, the hanging lug can also be used as a connecting structure with the main control board 8; and the hangers 7 of the semi-closed structure improve the convenience of wiring, and the electric wires can be fixed only by clamping the electric wires into the bayonets of the semi-closed structure.

In this embodiment, one end of the hanging lug 7, which is far away from the peripheral wall 91 and the rear side of the main control board 8, is provided with a bent portion 71 bent to one side, and at least a part of the bent portion 71 is parallel to the corresponding peripheral wall 91 and/or the rear side of the main control board 8, so that the electric wires among the electric components of the main control board can be hung on the bent portion 71.

In this embodiment, the structure of the hanging lug 7 is further improved, one end of the hanging lug, which is far away from the fixing plane, is bent to form a bent portion 71, and when the hanging lug 7 extends downwards, the bent portion 71 can play a role in supporting a wire, so that the fixing effect of the wire is improved.

In this embodiment, the computer board 10 is placed in the rear opening of the computer board case 9, the front side of the computer board 10 abuts against the front side of the computer board case 9, the rear side of the computer board 10 is engaged with the engaging portion 6 disposed on the inner side of the outer peripheral wall 91 of the computer board case 9, the computer board 10 is further provided with a plurality of engaging holes engaged with the engaging posts 92 disposed on the rear side of the front board of the computer board case 9, so that the computer board 10 is engaged with the computer board case 9.

In this embodiment, the front board of the computer board case 9 is further provided with a clipping column 92 extending to the rear side of the computer board case 9, besides being abutted against the computer board 10, the clipping column 92 is correspondingly arranged with the clipping hole on the computer board 10, so that the computer board 10 is clipped with the computer board case 9 through two structures of the clipping portion 6 and the clipping column 92, thereby improving the installation stability of the computer board 10.

In this embodiment, the fastening portion 6 includes a hole 61 formed in the outer peripheral wall 91 of the computer board case 9, a fastening elastic arm 62 is disposed on the edge of the hole 61 near the rear side of the computer board case 9, the fastening elastic arm 62 extends toward the front side of the computer board case 9, a fastening portion fastening protrusion 63 protruding toward the inner side of the computer board case 9 is disposed at a position near the front side of the computer board case 9, and the fastening portion fastening protrusion 63 abuts against the rear side of the computer board 10 to fasten the computer board 10 to the computer board case 9; preferably, the protrusion of the locking portion locking protrusion 63 gradually rises from the rear side to the front side of the computer board case 9, and one surface of the locking portion locking protrusion 63 close to the front side of the computer board case 9 is attached to the rear side of the computer board 10.

In this embodiment, the section of the convex clamping portion 63 of the clamping portion 6 in the rear-side direction of the computer board box 9 is right triangle, the convex clamping portion 63 is disposed at the movable end of the elastic clamping arm 62, and when the computer board 10 is clamped into the computer board box 9 from the rear side to the front side, the edge of the computer board 10 is abutted to the inclined plane of the convex clamping portion 63, which gradually rises, and the elastic clamping arm 62 is deformed, so that when the computer board 10 is clamped into a certain position, the elastic clamping arm 62 returns to the original position, the straight surface of the convex clamping portion 63 near the front side of the computer board box 9 is attached to the rear side of the computer board 10, and the clamping of the computer board 10 is completed.

In this embodiment, the main control board 8 is provided with a main control board clamping jaw 81 extending to the rear side, the main control board clamping jaw 81 is clamped into the hanging lug 7 arranged on the outer peripheral wall 91 of the computer board box 9, and the computer board box 9 is connected to the rear side of the main control board 8 in a clamping manner.

In this embodiment, the hanging lug 7 not only plays a role of fixing the electrical component wires, but also can be clamped with a main control board clamping jaw 81 extending from the rear side of the main control board 8, so as to realize the fixed connection between the main control board and the computer board box 9.

In this embodiment, the main control board still includes knob and leaded light post, be equipped with on the computer board 10 with knob accordant connection's encoder, the leaded light post is located between knob and encoder to respectively with computer board box 9 and 8 looks joints of main control board.

In this embodiment, the front board of the computer board box 9 is provided with a through hole for connecting the encoder and the knob, after the knob is connected with the encoder, the knob is rotated to drive the encoder to rotate, and the light guide posts are respectively clamped with the through holes of the main control board 8 and the computer board 10, so that the connection effect of the main control board and the computer board box 9 is further enhanced.

Example 6

This example differs from example 5 in that:

in this embodiment, the hanging lugs 7 are disposed on the side and the bottom of the peripheral wall 91 of the computer board case 9, and are disposed at positions close to corners of the peripheral wall 91, so that the wires between the electrical components of the main control board are disposed along the periphery of the computer board case 9.

In this embodiment, in order to adapt to the wiring manner of different main control board electrical components, different or the same number of hanging lugs 7 are arranged on each side of the peripheral wall 91 of the computer board box 9 according to the situation; meanwhile, after the soft wire is bent, the wire skin can generate stress, if the bent part is not fixed, the wire cannot be tightly attached to the outer peripheral wall 91, and the effect of bundling cannot be achieved, so that the arrangement of the hanging lugs 7 at the corners of the outer peripheral wall 91 is denser than that at other positions. In addition, the upper edge of the main control board 8 is connected with the washing machine and is in danger of water seepage in long-term use, so that the hanging lugs 7 for wiring are arranged on the bottom surface and the side surface of the computer board box 9, the probability of water seepage and direct contact with a wire is reduced, and the safety factor is improved.

In this embodiment, the inner side of the outer peripheral wall 91 of the computer board box 9 is provided with a clamping portion 6 extending inwards, the clamping portion 6 is clamped with the rear side of the computer board 10, and the hanging lug 7 is arranged at the outer side of the outer peripheral wall 91 close to and/or corresponding to the clamping portion 6; preferably, the hanging lug 7 is disposed outside the outer peripheral wall 91 corresponding to the engaging portion 6.

In this embodiment, periphery wall 91 is located to joint portion 6, and its structure includes but not limited to draw-in groove, pothook, jack catch or card protruding, nevertheless sets up the bulk strength decline that this type of structure can lead to computer board box 9 at periphery wall 91, consequently sets up hangers 7 in the position that joint portion 6 corresponds and/or near joint portion 6, can offset the periphery wall 91 intensity decline that causes because of joint structure, on the other hand, when joint portion 6 includes hollow out construction, preferably corresponds hangers 7 joint portion 6 sets up, hangers 7 can cover the hollow out construction setting of joint portion 6 like this, can prevent that the liquid of unexpected seepage from getting into computer board box 9 along with hollow out part inside, cause the electrical apparatus element short circuit.

In this embodiment, the hanging lug 7 includes a semi-ring structure with an opening on one side, and two ends of the semi-ring structure are connected with the rear side of the main control board 8, so that the hanging lug 7 and the rear side of the main control board 8 form a closed ring structure, and an electric wire between electric elements of the main control board passes through and/or is wound around the closed ring structure.

In this embodiment, the hangers 7 include a semi-ring structure with an opening on one side, one end of the semi-ring structure is connected with the outer peripheral wall 91 of the computer board box 9, and the other end of the semi-ring structure is close to the outer peripheral wall 91 of the computer board box 9 to form a bayonet, so that the hangers 7 and the outer peripheral wall 91 of the computer board box 9 form a semi-closed structure, and electric wires between the main control board electric device elements are in interference fit with the bayonet to enable the electric wires to be clamped into the semi-closed structure.

In this embodiment, as shown in fig. 18, one end of the hanging lug 7 away from the peripheral wall 91 and/or the rear side of the main control board 8 is provided with a bent portion 71 bent to one side, and the bent portion 71 is at least partially parallel to the corresponding peripheral wall 91 and/or the rear side of the main control board 8, so that the electric wires between the electric components of the main control board are hung on the bent portion 71; the bent portion 71 is provided with a hook 72 extending to the rear side of the corresponding outer peripheral wall 91 and/or the main control board 8, so as to limit the displacement of the electric element wire hung on the bent portion 71.

In this embodiment, the structure of the hanging lug 7 is further improved, and one end of the hanging lug, which is far away from the fixing plane, is bent to form a bent portion 71, and when the hanging lug 7 extends downwards, the bent portion 71 can play a role in supporting a wire, so that the fixing effect of the wire is improved; when the hanging lug 7 extends towards other directions, the hook 72 extending towards the fixing plane of the hanging lug 7 is preferably added on the bending part 71, so that the wire is clamped between the hook 72 and the fixing plane and is abutted against the bending part 71, and the stability of wiring is improved.

The other embodiments of this example are the same as example 5.

The foregoing is considered as illustrative of the preferred embodiments of the invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims (8)

1. A waterproof main control board of a washing machine comprises a decorative board (3) arranged on the front side of the main control board (8) and a computer board box (9) arranged on the rear side of the main control board (8), wherein a computer board (10) is arranged in the computer board box (9), and the waterproof main control board is characterized in that a button (5) is arranged on the decorative board (3), the rear side of the button (5) penetrates through the main control board (8) and is in contact with an elastic pad (4) arranged on the front side of the computer board box (9), and the elastic pad (4) which is deformed is pressed by pressing the button (5) to touch a control switch of the computer board;

the button (5) comprises a pressing part (51) and a bottom plate (53), the pressing part (51) is connected with the bottom plate (53) through at least two elastic ribs (52) which are symmetrically arranged, the connecting positions of the elastic ribs (52) and the pressing part (51) are symmetrically arranged, and the button (5) can be fixed on the bottom plate (53) in a pressing/rebounding manner;

one side of bottom plate (53) is equipped with hem (531) that extend to decorative board (3) rear side, hem (531) with locate limiting plate (31) looks joint of decorative board (3) rear side wall, relative opposite side does not set up hem (531), and the opposite side of relative is contradicted with the bottom of locating bottom plate jack catch (32) of decorative board (3) rear side wall and is set up, bottom plate jack catch (32) and main control board (8) looks joint make decorative board (3) install in main control board (8) front side.

2. The waterproof main control board according to claim 1, wherein the button (5) is clamped with the inner side wall of the decorative board (3) and provided with a button shaft (54) extending backwards, the button shaft (54) is arranged in contact with the elastic pad (4) of the computer board box (9), and the button shaft (54) is pressed to press the elastic pad (4) by pressing the button (5).

3. The waterproof main control board according to claim 1, wherein the width of the elastic rib (52) gradually increases when approaching the pressing portion (51), so that the pressing portion (51) is firmly connected with the bottom board (53).

4. The waterproof main control board according to claim 1, wherein the pressing part (51) protrudes to the front side of the main control board (8), and a limiting ring (511) is arranged at the rear side of the pressing part (51), the protruding part is matched with a through hole arranged on the decorative board (3), and the limiting ring (511) is abutted against the rear side wall of the decorative board (3).

5. The waterproof main control panel according to claim 4, characterized in that the front surface of the pressing portion (51) is disposed flush with the front surface of the decorative panel (3).

6. The waterproof main control board according to claim 1, wherein the elastic pad (4) is sealed at the front side of the computer board box (9) corresponding to the control switch of the computer board (10) and blocks water vapor inside the decorative board (3) and the main control board (8) from entering the computer board box (9).

7. The waterproof main control board according to claim 6, wherein the elastic pad (4) is provided with a buffer part (41) protruding to the front side of the main control board (8) at a position corresponding to the button shaft (54), and the protruding part of the buffer part (41) to the front side is gradually reduced from the outer circumferential center thereof, so that the button shaft (54) is pressed in the concave pit at the center of the buffer part (41).

8. The waterproof main control board according to any one of claims 1 to 7, wherein a waterproof groove is provided near the outer periphery of the front side of the main control board (8), and a waterproof sealing strip is provided in the waterproof groove, so that the decorative board (3) assembled on the front side is hermetically connected with the main control board (8).

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