CN213232828U

CN213232828U - Display screen module, display module and household appliance

Info

Publication number: CN213232828U
Application number: CN202020625988.1U
Authority: CN
Inventors: 类成山; 孙云朋; 王震; 朱凯; 徐程信
Original assignee: Qingdao Jiaonan Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Cleaning And Protection Electrical Appliance Co ltd; Haier Smart Home Co Ltd
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2021-05-18
Anticipated expiration: 2030-04-23

Abstract

The utility model belongs to the technical field of domestic appliance, a display screen module, display module and domestic appliance are specifically disclosed. Wherein, the display screen module includes: the mounting rack is provided with a first accommodating groove at one side; the display screen is embedded in the first accommodating groove; the control panel is arranged on the mounting frame and is electrically connected with the display screen; the protection panel sets up on the mounting bracket, just the display screen presss from both sides and establishes the tank bottom of first storage tank with between the protection panel. The display module comprises the display screen module and the installation panel, and the display screen module is detachably connected with the installation panel. The display assembly is arranged on the shell of the household appliance. The utility model discloses a display screen module, display module and domestic appliance can reduce equipment and manufacturing cost, improves the packaging efficiency.

Description

Display screen module, display module and household appliance

Technical Field

The utility model relates to the technical field of household appliances, especially, relate to a display screen module, display module and household appliances.

Background

With the gradual improvement of the social living standard, the washing machine becomes a necessary household appliance of each family basically, the labor intensity of consumers is reduced while the clothes are automatically washed, and the living quality of the consumers is improved.

The existing washing machine is generally provided with a display assembly for displaying and controlling the operation state of the washing machine. The prior art discloses an assembly structure of a washing machine control panel, which comprises a panel shell, a display screen, a key board and a control panel, wherein a display screen mounting port is formed in the panel shell, and the display screen is clamped at the display screen mounting port. The below of display screen is provided with the keypad, and the below of keypad is provided with the control panel, and the keypad is connected with the control panel joint, and the control panel is connected with panel shell joint.

The prior art provides an operating panel, which is assembled with a display screen and a control panel on a panel housing respectively during the assembly process. However, when the display screen is large in size or heavy in weight, the display screen and the panel shell are difficult to assemble and install, and the assembly precision between the display screen and the panel shell is difficult to ensure; and because the display screen needs to be assembled in a dust-free workshop, special equipment, workshop and personnel are needed for operation, the requirement on the environment for assembling the whole washing machine is low, the assembling mode of the operation panel disclosed by the prior art needs to convey the washing machine into the dust-free workshop for assembling the control panel and the display screen, the assembling cost is increased, and the conveying trouble of the shell of the washing machine is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a display screen module makes the display screen module can assemble alone, reduces the assembly cost of display screen module, improves the packaging efficiency of display screen module.

Another object of the present invention is to provide a display module, which reduces the assembly cost of the display module and improves the assembly efficiency of the display module.

Another object of the present invention is to provide a household appliance, which reduces the assembly cost of the household appliance and improves the assembly efficiency of the household appliance.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a display screen module, comprising:

the mounting rack is provided with a first accommodating groove at one side;

the display screen is embedded in the first accommodating groove;

the control panel is arranged on the mounting frame and is electrically connected with the display screen;

the protection panel sets up on the mounting bracket, just the display screen presss from both sides and establishes the tank bottom of first storage tank with between the protection panel.

As an optimal technical scheme of a display screen module, the second storage tank has been seted up on the mounting bracket, the second storage tank with first storage tank is located respectively the relative both sides of mounting bracket, the control panel sets up in the second storage tank, the display screen with the control panel is through running through the flexible circuit board electricity of the relative both sides of mounting bracket is connected. The second containing groove is beneficial to the arrangement of the control panel on the mounting frame, and the interference of the heating of the control panel on the display screen can be reduced.

As an optimal technical scheme of a display screen module, the display screen module still includes the lid, the lid is established the notch department of second storage tank and with the mounting bracket is connected. The setting of lid can prevent that outside dust, moisture etc. from causing the pollution to the control panel, protects the control panel.

As the preferred technical scheme of a display screen module, the mounting bracket includes:

the first accommodating groove is formed in one side of the mounting plate portion, and the protection panel is arranged on the mounting plate portion;

and the mounting boss is convexly arranged on the other side of the mounting plate part, and the second accommodating groove is formed in the mounting boss.

The structural style of mounting bracket is favorable to the installation with the installation panel, guarantees simultaneously that the installation plane degree that sets up on the protection panel on the installation board portion and for the setting of control panel provides sufficient space, reduces the whole thickness of mounting bracket.

As an optimal technical scheme of a display screen module, the installation board is kept away from one side of display screen is provided with the seal groove, the seal groove encircles the installation boss sets up, be provided with the sealing washer in the seal groove. The sealing groove is beneficial to providing sealing between the mounting frame and the mounting panel, the sealing groove is arranged on the mounting frame, the arrangement is simple, the sealing ring can be embedded before the display screen module is assembled, and the processing efficiency is improved.

As an optimal technical scheme of a display screen module, still set up on the mounting bracket and link up the button mounting hole of the relative both sides of mounting bracket, the display screen module still includes the button, the one end of button with the control panel electricity is connected, the other end of button passes the button mounting hole is located protection panel's the outside. The setting of button is favorable to adjusting and control the demonstration of display screen module and domestic appliance's operation, realizes human-computer interaction.

The display assembly comprises an installation panel and the display screen module, wherein the installation panel is detachably connected with the installation panel.

As a preferred technical scheme of display module, the last mounting groove of having seted up of installation panel, the tank bottom of mounting groove link up and is provided with the installing port, the mounting bracket is provided with one side of display screen inlays to be established in the mounting groove, the opposite side of mounting bracket passes the installing port and with the connection can be dismantled to the installation panel. This kind of setting can reduce the whole thickness of installation panel, improves the outward appearance aesthetic property of installation panel, improves installation panel and display screen module's installation convenience and installation accuracy.

As a preferred technical scheme of the display assembly, a clamping jaw is arranged on a mounting frame, a clamping groove is formed in the clamping jaw, a turning edge extends from one side edge of the mounting opening in the direction far away from the display screen, and the turning edge is clamped with the clamping groove; and/or

The mounting bracket is kept away from the protruding screw post that is equipped with in one side of display screen, the screw post is located the tank bottom orientation of mounting groove one side of display screen, threaded connection hole has been seted up on the screw post, the tank bottom of mounting groove has been link up and has been seted up the screw through-hole, the mounting bracket with the installation panel is through wearing to establish threaded connection hole with fastening screw in the screw through-hole connects. The clamping jaw is clamped with the turned edge, so that the clamping connection convenience and stability are improved; the screw column is connected with the bottom of the mounting groove, so that the connection reliability of the mounting frame and the mounting panel is improved.

The household appliance comprises a shell, wherein the display assembly is arranged on the shell.

The beneficial effects of the utility model reside in that:

the utility model provides a display screen module, through setting up display screen, control panel and protection panel on the mounting bracket, make the display screen module can become the modular structure that can assemble alone and carry, the display screen module can be wholly carried the workshop that is used for the complete machine to assemble after the dustless workshop is installed through professional personnel and carry the equipment of display screen module on the complete machine, make the equipment of display screen module not receive the interference of domestic appliance complete machine assembling process, reduce the whole assembly cost of display module, improve the packaging efficiency; and because the display screen is clamped between the protective panel and the groove bottom of the first accommodating groove, when the display screen module assembled in a dust-free workshop is assembled on a household appliance, the external assembly environment cannot influence the display screen, the normal operation of the display screen is ensured, and the assembly precision of the display screen module is improved.

The utility model provides a display module can dismantle above-mentioned display screen module and installation panel through the setting and be connected, has improved display module's packaging efficiency, has reduced display module's equipment cost.

The utility model provides a household appliance, through adopting foretell display module, improve household appliance's packaging efficiency, reduce household appliance's equipment cost.

Drawings

Fig. 1 is a schematic front structural diagram of a display module according to an embodiment of the present invention;

fig. 2 is a schematic view of a split structure of a display screen module according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a mounting frame according to an embodiment of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3 at I;

fig. 5 is a schematic structural diagram of a cover body according to an embodiment of the present invention;

FIG. 6 is an enlarged view of a portion of FIG. 5 at J;

fig. 7 is a schematic partial structural view of a mounting panel according to an embodiment of the present invention;

fig. 8 is a schematic back structural view of a display module according to an embodiment of the present invention;

fig. 9 is a partial enlarged view at K in fig. 8.

The figures are labeled as follows:

10-a display screen module; 20-mounting a panel; 30-a first screw;

1-a mounting frame; 11-a mounting plate portion; 111-a first receiving groove; 112-button receiving groove; 1121-mounting seat; 1122-button mounting hole; 1123-annular flange portion; 1124-first connecting column; 113-annular convex rib; 114-a sealing groove; 115-a first screw post; 116-a second screw post; 12-mounting a boss; 121-a first sidewall; 122-a second sidewall; 123-a third side wall; 124-a fourth side wall; 125-first snap; 126-a second catch; 127-a connecting flange; 1271-bayonet; 128-a second receiving groove; 129-interface; 13-a boss portion; 14-a support boss; 15-supporting strips; 16-claws; 161-a first guide ramp; 162-a second guide ramp; 163-snap groove; 17-reinforcing ribs; 171-a third guide ramp; 18-a second connecting column; 19-a boss portion;

2-a display screen; 3-control panel; 4-a protective panel; 41-perforating;

5-cover body; 51-a main plate portion; 52-first bend; 53-a second bend; 54-a first card slot; 55-a third buckle; 56-a connecting part; 57-guiding convex ribs; 58-fourth snap; 59-fifth snap; 510-a second card slot;

6-sealing ring; 7-a flexible circuit board; 8-glue layer; 9-a button; 91-cap portion;

201-mounting grooves; 202-a mounting port; 203-flanging; 204-a mounting portion; 2041-a first screw through hole; 205-second screw through hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Fig. 1 is the utility model provides a display module's positive structure schematic diagram, as shown in fig. 1, the embodiment provides a display module, and it includes mounting panel 20 and display screen module 10, and mounting panel 20 is used for installing display module on domestic appliance's casing, and display screen module 10 is used for carrying out characters, pattern and/or bright demonstration to domestic appliance's running state to through the operation of human-computer interaction regulation and control domestic appliance. In the present embodiment, the household appliance may be, but is not limited to, a washing machine, a range hood, a refrigerator, and other household appliances.

Fig. 2 is the utility model provides a split structure schematic diagram of display screen module, as shown in fig. 2, display screen module 10 includes display screen 2, mounting bracket 1, control panel 3 and protection panel 4, first storage tank 111 has been seted up to one side of mounting bracket 1, display screen 2 inlays to be established in first storage tank 111, control panel 3 sets up on mounting bracket 1 and is connected with mounting bracket 1, protection panel 4 sets up on mounting bracket 1, and display screen 2 presss from both sides and establishes between the tank bottom of first storage tank 111 and protection panel 4.

According to the display screen module 10 provided by the embodiment, the display screen 2, the control panel 3 and the protection panel 4 are arranged on the mounting frame 1, so that the display screen module 10 can be of a modular structure capable of being independently assembled and carried, and the display screen module 10 can be integrally carried in a workshop for complete machine assembly after being installed by professional personnel in a dust-free workshop to assemble the display screen module 10 on the complete machine, so that the assembly of the display screen module is not interfered by the complete machine assembly process of household appliances, the overall assembly cost of the display module is reduced, and the assembly efficiency is improved; moreover, as the display screen 2 is clamped between the protective panel 4 and the bottom of the first accommodating groove 111, when the display screen module 10 assembled in a dust-free workshop is assembled on a household appliance, the external assembly environment does not affect the display screen 2, the normal operation of the display screen 2 is ensured, and the assembly precision of the display screen module 10 is improved; and because the display screen 2 is installed on the installation frame 1, the display screen 2 can be installed and positioned on the installation panel 20 through the positioning in the first accommodation groove 111, the positioning precision is high, and the installation method is suitable for the installation of the display screens 2 with various sizes.

Fig. 3 is a schematic structural view of the mounting bracket provided in the embodiment of the present invention, fig. 4 is a partial enlarged view of the position I in fig. 3, as shown in fig. 2-4, the mounting bracket 1 includes the mounting plate portion 11, the first receiving groove 111 is provided on the mounting plate portion 11, the depth of the first receiving groove 111 is substantially equal to the thickness of the display screen 2, and the cross-sectional area of the first receiving groove 111 is adapted to the cross-sectional area of the display screen 2, so that the display screen 2 can be stably embedded in the first receiving groove 111. Further, in order to reduce the overall thickness of the installation plate portion 11, a boss portion 13 is provided protruding from the back side of the installation plate portion 11, and the groove depth of the first accommodation groove 111 extends from the installation plate portion 11 to the boss portion 13. In the present embodiment, the boss portion 13 is formed by a process of press-molding the first accommodation groove 111 to the installation plate portion 11 in a direction perpendicular to the installation plate portion 11.

The mounting rack 1 further includes a mounting boss 12 protruding from the boss portion 13, a second receiving groove 128 is formed on a side of the mounting boss 12 away from the mounting plate portion 11, and the control panel 3 is embedded in the second receiving groove 128. In order to improve the heat dissipation of the control board 3, a plurality of supporting bosses 14 are convexly provided at the bottom of the second receiving groove 128, and one surfaces of all the supporting bosses 14 far away from the bottom of the groove are located on the same plane and form a supporting surface for supporting the control board 3. Due to the arrangement of the supporting bosses 14, a gap exists between the control board 3 and the bottom of the second accommodating groove 128, which is beneficial to heat dissipation of the control board 3.

More preferably, the second receiving groove 128 is surrounded by the first sidewall 121 and the second sidewall 122 which are oppositely arranged, and the third sidewall 123 and the fourth sidewall 124 which are oppositely arranged, the supporting bosses 14 are arranged at two sides of the first sidewall 121 and the second sidewall 122, and a plurality of the supporting bosses are arranged at intervals along the length direction of the corresponding first sidewall 121 and the corresponding second sidewall 122. The first sidewall 121 and the second sidewall 122 have heat dissipation holes at positions corresponding to the support boss 14, and a heat dissipation groove communicated with the heat dissipation holes is formed at one end of the support boss 14 away from the bottom of the second receiving groove 128, so as to improve the heat dissipation effect of the control board 3.

Further, in this embodiment, the cross section of the supporting boss 14 is an annular structure, an opening at an end of the supporting boss far away from the bottom of the second receiving groove 128 forms a heat dissipation groove, and the supporting boss 14 is partially located inside the second receiving groove 128, and partially penetrates through the heat dissipation hole and is located outside the second receiving groove 128, so that the heat dissipation effect is improved, and meanwhile, the exposed portion of the supporting boss 14 can partially shield the heat dissipation hole, thereby preventing external impurities from entering the second receiving groove 128 through the heat dissipation hole.

In this embodiment, three supporting bosses 14 are respectively disposed at the first side wall 121 and the second side wall 122 at intervals, and the cross section of each supporting boss 14 is rectangular, in other embodiments, the number of the supporting bosses 14 and the cross section shape of each supporting boss 14 can be set according to requirements.

The groove bottom of the second receiving groove 128 is provided with the supporting strips 15 protruding from the sides of the third side wall 123 and the fourth side wall 124, the supporting strips 15 extend along the length direction of the corresponding side walls, and the distance from the surface of the supporting strips 15 to the groove bottom is smaller than the distance from the supporting bosses 14 to the groove bottom. The third side wall 123 and the fourth side wall 124 are both provided with a plug-in port 129 for the control panel 3 to plug in the external device, and the support bars 15 lower than the control panel 3 are arranged, so that a space is provided for the plug-in of the external device, and the stability of the external device in the plug-in process is improved.

For improving the dismantlement convenience of control panel 3 and mounting bracket 1, control panel 3 is connected with mounting bracket 1 joint. Specifically, as shown in fig. 4, a first buckle 125 is disposed on a groove wall of the second receiving groove 128, the first buckle 125 has a guiding inclined surface and a limiting surface, the limiting surface is parallel to the supporting surface of the supporting boss 14 and is spaced above the supporting surface, and a receiving space for receiving the control board 3 is formed between the limiting surface and the supporting surface. The guide inclined plane inclines towards the direction far away from the corresponding groove wall in the direction towards the groove bottom so as to press the control board 3 into the accommodating space for guiding. When the control board 3 is located in the accommodating space, two sides of the control board 3 are respectively abutted against the supporting bosses 14 and the limiting surface, so that the control board 3 is stably disposed in the second accommodating groove 128.

Further, in order to improve the deformability of the first buckle 125 and reduce the resistance of the control board 3 being clamped into the accommodating space, the first buckle 125 is disposed above the heat dissipation holes corresponding to the supporting bosses 14, and strip-shaped openings communicated with the heat dissipation holes are disposed on two sides of the first buckle 125. In the present embodiment, the first hooks 125 are disposed in one-to-one correspondence with the support bosses 14. In other embodiments, the number and position of the first hooks 125 can be set according to requirements, and the structure of the first hooks 125 can adopt other structural forms in the prior art.

A button accommodating groove 112 is further formed in one side of the mounting plate portion 11 away from the mounting boss 13, the button accommodating groove 112 is located in one side of the first accommodating groove 111, a cylindrical mounting seat 1121 is convexly arranged at the bottom of the mounting groove, a button mounting hole 1122 which is axially through is formed in the mounting seat 1121, and an annular flange portion 1123 surrounding the button mounting hole 1122 is convexly arranged on one end face of the mounting seat 1121, which is far away from the bottom of the mounting groove. In the present embodiment, the button 9 has two control modes of rotation control and pressing control, one end of the button 9 passes through the button mounting hole 1122 to be electrically connected with the control board 3, the cap 91 of the button 9 is located on the side of the mounting frame 1 away from the control board 3, the inner wall of the cap 91 is rotatably connected with the outer wall of the annular flange portion 1123, and the step surface formed between the annular flange portion 1123 and the mounting seat 1121 is used for limiting the maximum pressing amplitude of the button 9. The structure and arrangement of the button 9 are conventional technical means in the art, and the connection and communication between the button and the control panel 3 can refer to the prior art, and the detailed description thereof is omitted. In other embodiments, the button 9 may only have a pressing function or a rotation control function, or a plurality of buttons 9 may be provided for control, which is not described in detail in this embodiment.

As shown in fig. 2 and 3, in the present embodiment, the button receiving groove 112 is formed by extrusion in a manner perpendicular to the mounting plate portion 11, and a boss portion 19 is formed at the bottom of the second receiving groove 128 in the process of forming the button receiving groove 112 by depression, the boss portion 19 abuts against the control plate 3, a first connecting post 1124 is vertically and convexly disposed at the bottom of the button receiving groove 112, a threaded connection hole penetrating through the first connecting post 1124 and the boss portion 19 is formed on the first connecting post 1124, a connection through hole is formed on the control plate 3, the control plate 3 and the boss portion 19 are connected by a threaded connection piece penetrating through the connection through hole and the threaded connection hole, so that the control plate 3 is stably connected to the boss portion 19, and looseness or poor contact of the control plate 3 during pressing the button 9 is avoided. In the present embodiment, the button receiving groove 112 is rectangular, and the first connecting columns 1124 are disposed at four corners of the rectangle, respectively, in other embodiments, the shape of the button receiving groove 112 and the number and positions of the first connecting columns 1124 can be set by themselves according to the requirement.

In the present embodiment, the cross sections of the first receiving groove 111 and the second receiving groove 128 are both rectangular, and the cross section of the display screen 2 is rectangular. In other embodiments, the display screen 2 may also be circular or have other shapes, and the shape of the first receiving groove 111 is adapted to the shape of the display screen 2. The shapes of the second receiving groove 128 and the button receiving groove 112 may be set according to specific requirements.

Because display screen 2 and control panel 3 are located the relative both sides of mounting bracket 1 respectively, have seted up on mounting bracket 1 and have dodged the hole, are connected with the one end of flexible circuit board 7 on the control panel 3, and the other end of flexible circuit board 7 passes and dodges the hole and be connected with display screen 2, improves the connection convenience of display screen 2 and control panel 3. The arrangement of the flexible circuit board 7 and the connection between the flexible circuit board 7 and the display screen 2 and the control board 3 are conventional technical means in the field, and the detailed description is omitted in this embodiment.

In the present embodiment, further, in order to improve the overall structural strength of the mounting bracket 1, a reinforcing rib 17 is connected between a side of the mounting plate portion 11 facing away from the display screen 2 and a side wall of the boss portion 13, the reinforcing rib 17 is vertically connected to the boss portion 13, and the reinforcing ribs 17 are provided in plurality at intervals along the circumferential direction of the boss portion 13. More preferably, the outer peripheral walls of the first connecting column 1124 and the second connecting column 18 are both connected with reinforcing rib plates, one end of each reinforcing rib plate is connected with the corresponding connecting column, and the other end of each reinforcing rib plate extends along the radial direction of the corresponding connecting column, so that the local structural strength of the connecting column is improved.

For shielding and protecting the control panel 3, the display screen 2 module further comprises a cover body 5, and the cover body 5 is covered at the notch of the second accommodating groove 128 and detachably connected with the mounting frame 1. Specifically, fig. 5 is a schematic structural diagram of the cover body provided by the embodiment of the present invention, fig. 6 is a partial enlarged view of the position J in fig. 5, as shown in fig. 5 and 6, the cover body 5 includes a main plate portion 51 parallel to the control board 3, the two sides of the main plate portion 51 corresponding to the first side wall 121 and the second side wall 122 are vertically bent to form a first bent portion 52, and the first bent portion 52 is located outside the corresponding groove wall.

The outer surfaces of the first side wall 121 and the second side wall 122 are provided with a second buckle 126, the inner surface of the first bending part 52 is correspondingly provided with a first clamping groove 54, and the second buckle 126 is clamped with the first clamping groove 54. More preferably, a third buckle 55 is protruded from an inner surface of the main plate 51 at a position close to the first bent portion 52, and a second slot 510 into which the top end of the corresponding first sidewall 121 or the second sidewall 122 is inserted is formed between the third buckle 55 and the corresponding first bent portion 52. Through the block of two directions, can improve the joint stability of lid 5 and mounting bracket 1.

In order to further improve the fastening tightness between the cover 1 and the mounting boss 12, the inner sidewall of the first bending portion 52 is further provided with a fifth buckle 59, the fifth buckle 59 is located on one side of the first engaging groove 54 away from the main plate portion 51, when the second buckle 126 is engaged with the first engaging groove 54, the fifth buckle 59 is engaged with one side of the second buckle 126 facing the mounting plate portion 11, so as to effectively prevent the cover 1 from falling off relative to the mounting boss 12.

Furthermore, a connecting flange 127 is formed by extending the third side wall 123 to an end away from the mounting plate 11, a second bent portion 53 is formed by vertically bending a side of the cover 5 corresponding to the connecting flange 127, and the extending direction of the second bent portion 53 is opposite to the extending direction of the first bent portion 52 relative to the main plate 51. The second bending portion 53 is vertically provided with a fourth buckle 58 along a direction toward the connecting flange 127, the connecting flange 127 is provided with a bayonet 1271, and the fourth buckle 58 is clamped in the bayonet 1271.

In this embodiment, there are two second fasteners 126 on the side of the first side wall 121, the two second fasteners 126 are arranged at intervals along the length direction of the first side wall 121, and one third fastener 55 is arranged at one end of the first side wall 121; the number of the second buckles 126 on the side of the second side wall 122 is one, and the second buckles are located in the middle of the second side wall 122 along the length direction thereof, and the number of the third buckles 55 is one, and the third buckles are arranged opposite to the third buckles 55 on the first side wall 121; the number of the fourth fasteners 58 on the second bending portion 53 is two, and the fourth fasteners 58 are in a strip-shaped structure arranged along the length direction of the second bending portion 53; the number and the positions of the fifth fasteners 59 on the first bending portion 52 are arranged in one-to-one correspondence with the first locking grooves 54. In other embodiments, the number and the position of the second fastener 126, the third fastener 55, the fourth fastener 58, and the fifth fastener 59 may be set according to the requirement, and this embodiment is not particularly limited. And in the utility model discloses in, the buckle shape among the prior art can be referred to the shape of second buckle 126, third buckle 55 and fourth buckle 58, first draw-in groove 54, second draw-in groove 510 and bayonet 1271 respectively with corresponding second buckle 126, third buckle 55 and fourth buckle 58 looks adaptation, the utility model discloses do not specifically limit to the shape of each buckle, if second buckle 126 can possess the same shape with first buckle 125.

Further, as shown in fig. 6, in order to improve the smooth performance of the clamping and reduce the clamping resistance, the inner surface of the first bending portion 52 is provided with a guiding rib 57 extending along the height direction thereof, and one end of the guiding rib 57 far away from the main plate portion 51 is provided with a guiding inclined plane, and the guiding inclined plane inclines along the direction far away from the corresponding first bending portion 52 in the direction towards the main plate portion 51 so as to provide a guide for the cover 5 to press down the fastening in the direction towards the mounting bracket 1. And further, after the cover body 5 and the mounting frame 1 are buckled, the guide convex rib 57 abuts against the outer surface of the mounting boss 12 to further improve the connection stability. More preferably, the guide ribs 57 are provided in plurality at intervals along the longitudinal direction of the first bent portion 52.

Furthermore, the mounting bracket 1 is provided with a second connecting column 18 at the side where the fourth side wall 124 and the second side wall 122 are located, the corresponding side of the cover 5 is provided with an L-shaped connecting portion 56, one end of the connecting portion 56 is vertically connected with the main board portion 51, and the other end of the connecting portion 56 is located above the second connecting column 18 and is in threaded connection with the second connecting column 18. The connection stability of the cover 18 and the mounting bracket 1 is further improved by the auxiliary screw connection.

In this embodiment, in order to protect the display screen 2, the front side of the display screen 2 is provided with a protection panel 4, the protection panel 4 is detachably connected to the mounting bracket 1, and the display screen 2 is sandwiched between the protection panel 4 and the bottom of the first accommodating groove 111. The protection panel 4 prevents the display effect of the display screen 2 from being affected by the adhesion of an external gray layer, moisture and the like on the display screen 2, and simultaneously prevents the display screen 2 from being scratched or damaged. More preferably, the protection panel 4 is matched with the mounting plate 11 in shape, so that the protection panel 4 is bent from the front surface of the display screen 2 to shield the mounting bracket 1, the overall aesthetic property of the display screen module 10 is improved, and the protection panel 4 is provided with a through hole 41 for the cap part 91 of the knob to pass through.

The protection panel 4 comprises a display area adapted to the size and position of the display screen 2, which is transparent to ensure that the display of the display screen 2 is viewed. Other areas of the protection panel 4 are preferably non-transparent, so as to improve the shielding effect on the mounting rack 1 and other structures, and improve the aesthetic property of the display screen module 10. In the present embodiment, the protection panel 4 is made of a transparent acrylic material, and the non-transparent regions may be formed by silk-screen printing ink.

More furtherly, protection panel 4 bonds through setting up at installation board 11 glue film 8 all around with installation board 11 to improve the dismouting convenience, and avoid setting such as punching on protection panel 4. The glue layer 8 is preferably waterproof glue, and the glue layer 8 is an annular structure arranged along the periphery of the installation plate part 11, and the first accommodating groove 111 and the button accommodating groove 112 are located on the inner side of the glue layer 8, so as to improve the waterproof protection of the display screen 2 and the control panel 3.

Fig. 7 is a partial structure diagram of the installation panel provided by the embodiment of the present invention, fig. 8 is a back structure diagram of the display module provided by the embodiment of the present invention, fig. 9 is a partial enlarged view of K in fig. 8, as shown in fig. 7-9, in order to facilitate the connection between the display screen module 10 and the installation panel 20, the installation groove 201 has been opened on the installation panel 20, the groove bottom of the installation groove 201 has been through and has been opened with the installation opening 202, the installation plate portion 11 of the display screen module 10 is disposed in the installation groove 201 and detachably connected with the groove bottom of the installation groove 201, the installation boss 12 of the display screen module 10 passes through the installation opening 202 and is located at both sides of the installation panel 20 respectively with the installation plate portion 11.

The opening length and the width of mounting groove 201 and the length and width looks adaptation of protection panel 4 to reduce the clearance between mounting groove 201 cell wall and the protection panel 4, improve outward appearance aesthetic property, and preferably, when protection panel 4 imbeds in mounting groove 201, the notch parallel and level of the surface of protection panel 4 and mounting groove 201, in order to guarantee display module outward appearance planarization and aesthetic property.

As shown in fig. 4, in order to seal the mounting panel 20 and the display screen module 10, an annular sealing groove 114 is formed along a circumferential edge of one side of the mounting plate portion 11 away from the display screen 2, the mounting boss 12 is located inside the sealing groove 114, and a sealing ring 6 is disposed in the sealing groove 114. When the display screen module 10 is assembled to the mounting panel 20, the sealing ring 6 is located between the mounting plate portion 11 and the bottom of the mounting groove 201, and the connection between the mounting plate portion 11 and the bottom of the mounting groove 201 presses the sealing ring 6 to deform the sealing ring 6 to seal the gap between the mounting plate portion 11 and the bottom of the mounting groove 201.

In this embodiment, two annular ribs 113 are protruded from a side of the mounting plate portion 11 away from the display screen 2, one of the annular ribs 113 is surrounded by the other annular rib 113, and the sealing groove 114 is formed between the two annular ribs 113. Further, one end of the reinforcing rib 17 remote from the boss portion 13 is vertically connected to one of the annular ribs 113 located on the inner side, and the reinforcing rib 17 is flush with the surface of the annular rib 113.

As shown in fig. 8 and 9, in order to detachably connect the mounting panel 20 and the display screen module 10, a clamping claw 16 is disposed on a side wall of the mounting boss 12, a flange 203 is formed by vertically extending a side edge of the mounting opening 202 in a direction away from the display screen 2, and the flange 203 is clamped with the clamping claw 16. Specifically, one end of the claw 16 away from the display screen 2 is provided with a first guiding inclined plane 161, one end of the claw 16 facing the display screen 2 is provided with a clamping groove 163, and the first guiding inclined plane 161 is inclined along a direction away from the mounting boss 12 along a direction facing the display screen 2. When the mounting bracket 1 is inserted into the mounting opening 202, the corresponding side edge of the mounting opening 202 is pressed against the first guide slope 161, and the flanged edge 203 at the edge of the mounting opening 202 is inserted into the clamping groove 163 under the guiding action of the first guide slope 161.

Further, the claw 16 further includes a second guiding inclined plane 162, one end of the second guiding inclined plane 162 is connected to one end of the first guiding inclined plane 161 away from the mounting boss 12, and the other end of the second guiding inclined plane 162 extends toward the mounting boss 12 along a direction toward the display screen 2 and abuts against a side wall of the clamping groove 163 away from the display screen 2. The arrangement of the second guide inclined plane 162 enables the flanging edge 203 to be clamped into the clamping groove 163, after the mounting opening 202 is flared to the maximum by the first guide inclined plane 161, the mounting opening gradually retracts to an undeformed state along the second guide inclined plane 162, and the flanging edge 203 can be gradually clamped into the clamping groove 163 along the second guide plane, so that the clamping of the flanging edge 203 into the clamping groove 163 is facilitated.

More preferably, the claws 16 are spaced along the length of the corresponding side wall of the guide boss 59 to improve the stability of the engagement. In the present embodiment, the number of the claws 16 is three, and in other embodiments, the number of the claws 16 may be two or more.

In the present embodiment, in order to further improve the convenience of the mounting bracket 1 being inserted into the mounting opening 202, in the present embodiment, one end of the reinforcing rib 17 connected to the boss portion 13 is provided with a third guide slope 171, and the third guide slope 171 extends obliquely in a direction away from the boss portion 13 toward the mounting plate portion 11 to guide the edge pressing of the mounting opening 202.

Furthermore, a second screw column 116 is convexly arranged on one side, away from the display screen 2, of the installation plate portion 11, a second threaded connection hole is formed in the second screw column 116, a second screw through hole 205 is formed in the bottom of the installation groove 201 in a penetrating manner, and the installation plate portion 11 is connected with the installation panel 20 through a fastening screw penetrating between the second threaded connection hole and the second screw through hole, so that the connection stability is improved. And further, the second screw post 116 is provided in plurality at intervals along the circumferential direction of the ring installation plate portion 11.

More preferably, a first screw column 115 is convexly disposed on one side of the mounting plate portion 11 away from the display screen 2, a first threaded connection hole is disposed on the first screw column 115, a mounting portion 204 is concavely formed at a position of the bottom of the mounting groove 201 corresponding to the first screw column 115 in a direction away from the display screen 2, a first screw through hole 2041 is disposed on the mounting portion 204, and the mounting portion 204 and the first screw column 115 are connected with a first screw 30 penetrating through the first screw through hole 2041 and the first threaded connection hole. Through setting up first screw post 115, can increase first screw post 115's height to increase first screw 30's axial and radial dimension, when making the second screw adopt the tiny screw, first screw 30 can be for relatively great screw, guarantees on outward appearance aesthetic property and the basis of connecting the reliability, improves connection stability.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. 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 with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. The utility model provides a display screen module which characterized in that includes:

the mounting rack comprises a mounting rack (1), wherein a first accommodating groove (111) is formed in one side of the mounting rack (1);

the display screen (2) is embedded in the first accommodating groove (111);

the control panel (3) is arranged on the mounting rack (1) and is electrically connected with the display screen (2);

the protection panel (4) is arranged on the mounting frame (1), and the display screen (2) is clamped between the groove bottom of the first accommodating groove (111) and the protection panel (4).

2. The display screen module according to claim 1, wherein a second receiving groove (128) is formed in the mounting bracket (1), the second receiving groove (128) and the first receiving groove (111) are respectively located at two opposite sides of the mounting bracket (1), the control board (3) is disposed in the second receiving groove (128), and the display screen (2) and the control board (3) are electrically connected through a flexible circuit board (7) penetrating through two opposite sides of the mounting bracket (1).

3. The display screen module according to claim 2, further comprising a cover body (5), wherein the cover body (5) is disposed at the notch of the second accommodating groove (128) and detachably connected to the mounting frame (1).

4. The display screen module of claim 2, wherein the mounting bracket (1) comprises:

the mounting plate part (11), one side of the mounting plate part (11) is provided with the first accommodating groove (111), and the protection panel (4) is arranged on the mounting plate part (11);

and the mounting boss (12) is convexly arranged on the other side of the mounting plate part (11), and the second accommodating groove (128) is formed in the mounting boss (12).

5. The display screen module according to claim 4, wherein a sealing groove (114) is formed in a side of the mounting plate portion (11) away from the display screen (2), the sealing groove (114) is disposed around the mounting boss (12), and a sealing ring (6) is disposed in the sealing groove (114).

6. The display screen module according to claim 1, wherein the mounting frame (1) is further provided with button mounting holes (1122) penetrating through two opposite sides of the mounting frame (1), the display screen module further comprises buttons (9), one ends of the buttons (9) are electrically connected with the control board (3), and the other ends of the buttons (9) penetrate through the button mounting holes (1122) and are located on the outer side of the protection panel (4).

7. A display assembly, comprising a mounting panel (20) and a display screen module according to any one of claims 1 to 6, wherein the mounting bracket (1) is detachably connected with the mounting panel (20).

8. The display assembly according to claim 7, wherein a mounting groove (201) is formed in the mounting panel (20), a mounting opening (202) is formed through a groove bottom of the mounting groove (201), one side of the mounting bracket (1) provided with the display screen (2) is embedded in the mounting groove (201), and the other side of the mounting bracket (1) penetrates through the mounting opening (202) and is detachably connected with the mounting panel (20).

9. The display assembly according to claim 8, wherein a claw (16) is arranged on the mounting frame (1), a clamping groove (163) is arranged on the claw (16), a folded edge (203) extends from one side edge of the mounting opening (202) in a direction away from the display screen (2), and the folded edge (203) is clamped with the clamping groove (163); and/or

Keep away from mounting bracket (1) the protruding screw post that is equipped with in one side of display screen (2), the screw post is located the tank bottom orientation of mounting groove (201) one side of display screen (2), threaded connection hole has been seted up on the screw post, the tank bottom of mounting groove (201) has been link up and has been seted up the screw through-hole, mounting bracket (1) with installation panel (20) are through wearing to establish threaded connection hole with fastening screw in the screw through-hole connects.

10. A domestic appliance comprising a housing, wherein the housing is provided with a display assembly as claimed in any one of claims 7 to 9.