CN216486391U - Display control module and electronic equipment - Google Patents

Abstract

The utility model provides a display control module and an electronic device. The display and control module includes a touch assembly, a display assembly and a control board assembly; the display assembly includes a display front frame, an optical device and a display backplane, and the display front frame and the display backplane are connected and form an accommodating cavity together. The optical device is installed in the accommodating cavity; the touch component is connected to the front frame of the display screen and covers the light-emitting surface of the optical device, the control board component is detachably connected to the display backplane, and the control board component is electrically connected to the optical device; The frame has at least two folded edges, and the folded edges are provided with a first connecting portion, and the first connecting portion is used for detachable connection with the electronic device body. The display and control module provided by the utility model has a simple structure, the control board assembly is easy to disassemble and assemble, and can be flexibly applied to various scenarios.

Description

Display control module and electronic equipment

technical field

The utility model relates to a display control technology, in particular to a display control module and an electronic device.

Background technique

The application of smart home is becoming more and more extensive, among which, the display and control module becomes particularly important as a window for smart home interaction.

The traditional display and control module includes a touch component, a display component, a control board component, a shield cover and a back cover. The control board assembly is fixed on the back of the display assembly by screws, the back cover is glued to the back of the shielding cover, and is fixed on the back of the display assembly by screws, the back cover is provided with a clamping part, and the back cover is connected to the electronic device body through the back cover. Card access.

However, this kind of display and control module has a complex structure, many installation procedures, and the control board assembly is not easy to disassemble and assemble, so the application scenario is single.

Utility model content

The utility model provides a display control module and an electronic device, the structure is simple, the control board assembly is easy to disassemble and assemble, and can be flexibly applied to various scenarios.

In a first aspect, the present invention provides a display and control module, including a touch assembly, a display screen assembly and a control board assembly;

The display screen assembly includes a display screen front frame, an optical device, and a display screen backplane, and the display screen front frame and the display screen backplane are connected to form an accommodating cavity, and the optical device is installed in the accommodating cavity;

The touch assembly is connected to the front frame of the display screen and covers the light-emitting surface of the optical device, the control board assembly is detachably connected to the backplane of the display screen, and the control board assembly is electrically connected to the optical device;

The front frame of the display screen has at least two bent edges, and the bent edges are provided with a first connecting part, and the first connecting part is used for detachable connection with the electronic device body.

In a second aspect, the present invention provides an electronic device, comprising an electronic device body and the display and control module provided in the first aspect that is detachably connected to the electronic device body.

In the display control module and electronic equipment provided by the utility model, the display control module is provided with a touch assembly, a display screen assembly and a control board assembly, wherein the display screen assembly includes a display screen front frame, an optical device and a display screen backplane. The assembly is connected with the front frame of the display screen, the control board assembly is detachably connected with the backplane of the display screen, and the control board assembly is electrically connected with the optical device. In this way, the overall structure is relatively simple, the installation process is less, and the control board assembly is located outside, which is convenient for direct disassembly and replacement, so that the display control module can meet the needs of different application scenarios. There is a first connecting part on the side. By directly setting the first connecting part on the front frame of the display screen for detachable connection with the electronic device body without adding new connecting parts, the structure can be effectively simplified and the installation process can be reduced.

Description of drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description The drawings are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative work.

1 is a schematic structural diagram of a display and control module provided by an embodiment of the present invention;

2 is an exploded view of a display and control module provided by an embodiment of the present invention;

3 is an exploded view of a display screen assembly in a display control module provided by an embodiment of the present invention;

4 is an exploded view of a control board assembly in a display control module provided by an embodiment of the present invention.

Description of reference numbers:

1- touch component;

2- Display assembly;

21-Display front frame;

211 - Bend edge;

2111 - the first connection part;

212 - the first buckle;

22 - optics;

23-display backplane;

231 - the second connecting part;

232-Second buckle;

233-avoid through hole;

3- control board assembly;

31 - the third connecting part;

32 - control board;

321 - control function module;

322 - the first pad;

33-Control sub-board;

332 - peripheral function module;

333 - onboard antenna;

4-Connector.

Detailed ways

In the description of the present utility model, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection or a The intermediate medium is indirectly connected, which can be the internal connection of two elements or the interaction relationship between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "vertical", "horizontal", "top", "bottom", "inside" The orientation or positional relationship indicated by , "outside", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific Orientation, construction and operation in a particular orientation, and therefore should not be construed as a limitation of the present invention.

The terms "first", "second" and "third" (if any) in the description and claims of the present invention and the above drawings are used to distinguish similar objects and are not necessarily used to describe a specific order or sequence. It is to be understood that the data so used are interchangeable under appropriate circumstances such that the embodiments of the invention described herein can, for example, be practiced in sequences other than those illustrated or described herein.

Furthermore, the terms "comprising" and "having", and any variations thereof, are intended to cover non-exclusive inclusion, for example, a process, method, system, product or maintenance tool comprising a series of steps or units not necessarily limited to those expressly listed but may include other steps or units not expressly listed or inherent to these processes, methods, products or maintenance tools.

In order to make the purposes, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions in the embodiments of the present utility model will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present utility model. The embodiments described above are a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Display and control modules are usually used as interactive windows for various electronic devices. The existing display control module includes a touch component, a display component, a control board component, a shielding cover and a back cover. The control board assembly is fixed on the back of the display assembly by screws, the back cover is bonded to the back of the shielding cover, and is fixed on the back of the display assembly by screws. Card access.

However, this kind of display and control module has a complex structure and many installation procedures. The control board assembly is encapsulated in the overall structure by the shielding cover and the rear shell, and the control board assembly is not easy to disassemble and assemble, and the display control module is used in different application scenarios ( For example, various home appliances, commercial display, education and other scenarios) need to be equipped with different control board components, so the application scenarios of the existing display control modules are single.

In order to solve the above-mentioned technical problems, the present invention provides a display control module and electronic equipment. The display control module is provided with a touch assembly, a display screen assembly and a control board assembly, wherein the display screen assembly includes a display screen front frame, an optical device and a The display backplane connects the touch component to the display front frame, the control board component is detachably connected to the display backplane, and the control board component is electrically connected to the optical device. The display front frame has at least two bent edges, and the The bent edge has a first connection part, and the first connection part is used for detachable connection with the electronic device body. In this way, the overall structure is relatively simple, the installation process is less, and the control board assembly is located outside, which is convenient for direct disassembly and replacement, so that the display and control module can meet the needs of different application scenarios. By directly arranging the first connection part on the front frame of the display screen for detachable connection with the electronic device body, without adding new connection parts, the structure can be effectively simplified and the installation process can be reduced.

The present utility model will be described below with reference to the accompanying drawings and specific embodiments.

1 is a schematic structural diagram of a display and control module provided by an embodiment of the present invention, FIG. 2 is an exploded view of a display and control module provided by an embodiment of the present invention, and FIG. 3 is a display and control module provided by an embodiment of the present invention. Exploded view of the middle display assembly. Referring to FIGS. 1 to 3 , the display and control module provided by the present invention includes a touch assembly 1 , a display screen assembly 2 and a control board assembly 3 . The display screen assembly 2 includes a display screen front frame 21 , an optical device 22 and a display screen backplane 23 . The display screen front frame 21 and the display screen backplane 23 are connected to form an accommodating cavity, and the optical device 22 is installed in the accommodating cavity. The touch assembly 1 is connected to the front frame 21 of the display screen and covers the light-emitting surface of the optical device 22, the control board assembly 3 is detachably connected to the back plate 23 of the display screen, and the control board assembly 3 is electrically connected to the optical device 22, and the front frame of the display screen is detachably connected. 21 has at least two bent edges 211, the bent edges 211 are provided with a first connecting portion 2111, and the first connecting portion 2111 is used for detachable connection with the electronic device body.

Specifically, the size of the touch component 1 is larger than the size of the light-emitting surface of the optical device 22 , the touch component 1 covers the light-emitting surface of the optical device 22 , and is bonded to the front frame 21 of the display screen by an adhesive. The adhesive may be tape or glue, and the adhesive can ensure reliable bonding between the touch component 1 and the front frame 21 of the display screen, and the specific type of the adhesive is not limited in this embodiment.

Wherein, the touch component 1 may be a capacitive touch component, an infrared touch component, a surface acoustic wave touch component, etc. In the specific implementation of this embodiment, the touch component 1 adopts a capacitive touch component.

The optical device 22 includes components such as a flexible circuit board, a liquid crystal panel, a diaphragm, a diffuser, a reflector, and a light bar, and each component is packaged into one. The light emitted by the light bar passes through the reflective sheet, the diffusion sheet and the diaphragm in turn to form an image on the liquid crystal panel. That is, the light emitting surface of the optical device 22 is the side of the liquid crystal panel facing away from the light bar. The interface of the flexible circuit board is located on the side away from the light-emitting surface, so as to facilitate the electrical connection with the control board assembly 3 .

The front frame 21 of the display screen has at least two bent edges 211 , and the bent edges 211 have a first connecting portion 2111 , and the first connecting portion 2111 is used for detachable connection with the electronic device body. In this way, the display and control module and the electronic device body are connected in a detachable manner, which facilitates the disassembly and maintenance of the display and control module and reduces the maintenance cost.

The front frame 21 of the display screen has two bending edges 211 on opposite sides, and the bending edges 211 are perpendicular to the front frame 21 of the display screen. In some embodiments, four sides of the front frame 21 of the display screen can be provided with folding The bent edge 211 is used to connect with the electronic device body, so as to improve the strength of the connection.

Specifically, the body of the electronic device has a groove that matches the front frame 21 of the display screen, the display control module is partially located in the groove, and the bent edge 211 of the front frame 21 of the display screen is located outside the groove and is open to the groove. The first connecting portion 2111 is a through hole, and a threaded hole is provided at the corresponding position of the electronic device body. The screw is passed through the through hole and screwed together with the threaded hole, so as to fix the display control module on the electronic device body. superior.

In another possible implementation, the electronic device body has a groove matching the front frame 21 of the display screen, the display control module is partially located in the groove, and the bent edge 211 of the front frame 21 of the display screen is located in the groove The first connecting part 2111 is a hook that protrudes toward the electronic device body, and a card slot is provided at the corresponding position of the electronic device body, and the hook is clamped in the card slot. , so that the display and control module is fixed on the electronic device body.

It can be understood that by directly disposing the first connecting portion 2111 on the front frame 21 of the display screen for fixing the display control module without adding new connecting parts, the structure can be effectively simplified, the cost can be saved, and the performance of the display control module can be improved. The degree of integration reduces the size of the display and control module.

It should be noted that, it is also possible to apply an adhesive layer on the bent side 211 of the front frame 21 of the display screen to connect with the electronic device body by means of bonding.

The display control module provided in this embodiment is provided with a touch assembly 1, a display screen assembly 2 and a control board assembly 3, wherein the display screen assembly 2 includes a display screen front frame 21, an optical device 22 and a display screen backplane 23, and the display screen assembly 2 is a modular integrated structure without installation. Therefore, the overall assembly of the display control module can be completed by connecting the touch assembly 1 to the display front frame 21 , the control board assembly 3 to the display backplane 23 , and the control board assembly 3 to the optical device 22 electrically. The overall structure of the display and control module is relatively simple, and there are fewer installation procedures. The control board assembly 3 is detachably connected to the display backplane 23, so that it is convenient to replace different control board assemblies 3, so that the display control module can meet different functional requirements and be suitable for different scenarios (such as various home appliances, commercial display, education, etc. Scenes). By directly arranging the first connecting portion 2111 on the front frame 21 of the display screen for fixing the display control module without adding new connecting parts, the structure can be effectively simplified, the cost can be saved, and the integration degree of the display control module can be improved, thereby Reduce the size of the display control module.

Please continue to refer to FIG. 2 and FIG. 3 , the side of the display back panel 23 facing the control board assembly 3 has at least one second connecting portion 231 , and the control board assembly 3 has at least one third connecting portion 31 , the second connecting portion 231 is detachably connected to the third connecting portion 31 .

In a possible implementation manner, one of the second connection part 231 and the third connection part 31 is a plug-in part (or a clip-on part), and correspondingly, the other is a socket matching the plug-in part (or concave).

In another possible implementation, one of the second connecting portion 231 and the third connecting portion 31 is a connecting column, and the other is a connecting hole, and the connecting column and the connecting hole are connected by the connecting member 4 .

Wherein, the connecting piece 4 is a screw, the connecting column has a threaded hole, and the connecting hole is a through hole, or the connecting column has a through hole, and the connecting hole is a threaded hole. The screws pass through the through holes and are screwed into the threaded holes, so as to connect and fix the display backplane 23 and the control board assembly 3 .

Specifically, as shown in FIG. 2 , the display screen back panel 23 is provided with four connecting columns, the axis positions of the connecting columns are provided with threaded holes, the corresponding positions of the control board assembly 3 are provided with through holes, and the screws pass through the through holes to connect with The threaded holes on the posts are screwed together, so that the control board assembly 3 is fixed on the display screen backplane 23 . It can be understood that with this design method, the display screen assembly 2 can be assembled first, and then the control board assembly 3 can be fixed on the display screen backplane 23 by screws. In this way, the control board can be replaced only after removing the screws. The panel assembly 3 does not need to be disassembled and assembled the display panel assembly 2 , which is convenient to operate and facilitates subsequent disassembly and replacement of the control panel assembly 3 .

Among them, by arranging a connecting column on the display screen back panel 23 and arranging a threaded hole on the connecting column, the length of the thread can be increased and the reliability of the connection can be ensured. In this way, there is no need to make holes on the display screen backplane 23 , which affects the protection performance of the display screen backplane 23 for the optical device 22 .

Please continue to refer to FIG. 3 , in a possible implementation manner, the side wall of the display screen front frame 21 has at least two first buckles 212 , and the side wall of the display screen back plate 23 has at least two second buckles The buckles 232, the first buckles 212 and the second buckles 232 are snapped in one-to-one correspondence.

Specifically, the first buckle 212 is a groove, and the second buckle 232 is a protrusion that matches the groove. The optical device 22 is placed in the accommodating space of the front frame 21 of the display screen. The optical device 22 is abutted, and the first snap 212 and the second snap 232 are snapped in one-to-one correspondence, so that the display backplane 23 is connected to the display front frame 21 , thereby completing the assembly of the display assembly 2 .

In another possible implementation manner, the side wall of the display backplane 23 has at least two third snaps, the third snaps may be grooves, and the sidewall of the optical device 22 has at least two fourth snaps The fourth bayonet can be a protrusion, and the third bayonet and the fourth bayonet are snapped in one-to-one correspondence. In this way, the optical device 22 is put into the accommodating space of the display screen backboard 23, and the third buckle and the fourth buckle are snapped in one-to-one correspondence, so that the optical device 22 is connected to the display screen backboard 23. The one snap 212 and the second snap 232 are snapped in one-to-one correspondence, so that the display backplane 23 is connected to the display front frame 21 , thereby completing the assembly of the display assembly 2 .

It can be understood that the front frame 21 of the display screen and the back plate 23 of the display screen are connected by means of snap connection, which is easy to operate and can improve assembly efficiency.

FIG. 4 is an exploded view of the control board assembly in the display and control module provided by the embodiment of the present invention. Referring to FIG. 4 , in this embodiment, the control board assembly 3 includes a control main board 32 and a control sub-board 33 . The connection part 31 is located on the control sub-board 33 , and the control main board 32 is electrically connected to the control sub-board 33 . In order to improve the degree of integration of the display control module and reduce the size, the size of the control main board 32 is smaller than the size of the control sub-board 33, the size of the control sub-board 33 is smaller than the size of the display screen assembly 2, and the control sub-board 33 is connected to the back of the display screen. Board 23 is connected.

Specifically, the control main board 32 has a plurality of first pads 322, the control sub-board 33 has a plurality of second pads (not shown in the figure), and the first pads 322 and the second pads are welded in one-to-one correspondence . The first pads 322 and the second pads are provided in the form of stamp holes, and the first pads 322 and the second pads are welded in one-to-one correspondence. Compared with the connection method using connectors, this connection method can effectively avoid the problem of loose connector connection caused by the long-term vibration of the display control module, improve the stability of signal transmission, and avoid the use of the display control module. Various signal transmission defects occurred in the process. At the same time, the design of the stamp hole can reduce the height of the entire control board assembly 3, making the entire display and control module more compact and beautiful.

The control main board 32 includes a control function module 321 , and the control sub-board 33 includes a peripheral function module 332 . The control main board 32 can be used for the construction and operation of the minimum control system and the platform, and the control sub board 33 can be used to realize the exchange of peripheral interface information.

Specifically, the control function module 321 includes at least one of a processor, a storage unit, a power management unit, a touch display interface and a camera interface, and can also realize display, touch, and video recording without relying on the control sub-board 33 and other product functions.

The control sub-board 33 can be designed according to different application scenarios and functional requirements, and is mainly equipped with a relatively simple peripheral function circuit and its interface. The peripheral function module 332 includes an audio input and output module, a wireless transmission module or a key control circuit. one of the.

It can be understood that such a design method can form a modular control main board 32 and a control sub-board 33. Since the control main board 32 is designed as the smallest control system, the control sub-board 33 is provided with different peripheral function modules 332 according to requirements, In this way, the control main board 32 can be combined with different control sub-boards 33 to meet different functional requirements, thereby effectively shortening the development cycle and cost of the control components.

Continuing to refer to FIG. 2 , the control sub-board 33 is provided with an on-board antenna 333 , and the display screen backboard 23 has a hollow through hole 233 for avoiding the on-board antenna 333 .

Specifically, the control sub-board 33 is provided with an on-board antenna 333 to realize the communication function, but the display screen back plate 23 is a metal part, which will weaken the transmission of the signal of the on-board antenna 333, so the display screen back plate 23 is provided with air-avoiding through holes. 233. In this way of setting the onboard antenna 333 , by arranging the onboard antenna 333 inside the display control module, there is no need to install external components of the antenna, so that the display control module has a compact structure and saves installation space.

Exemplarily, the on-board antenna 333 may be a serpentine on-board antenna. The serpentine on-board antenna is the most widely used type of antenna in wireless communications, and is used in fields with low performance requirements but relatively high space requirements. .

It should be noted that, the front frame 21 of the display screen can be a metal part, so that the front frame 21 of the display screen can be used as an antenna, and the on-board antenna 333 does not need to be provided.

The specific installation steps of the display and control module are described below in conjunction with the accompanying drawings:

The first pads 322 of the control main board 32 and the second pads of the control sub-board 33 are welded in one-to-one correspondence, so that the control main board 32 and the control sub-board 33 are connected into one body to complete the assembly of the control board assembly 3 .

Put the optical device 22 into the accommodating space of the front frame 21 of the display screen, the display backplane 23 is in contact with the optical device 22, and the first buckle 212 and the second buckle 232 are snapped one-to-one to make the display screen The back plate 23 is connected with the front frame 21 of the display screen, so as to complete the assembly of the display screen assembly 2 .

The touch assembly 1 is adhered to the front frame of the display screen by an adhesive, so as to complete the installation of the touch assembly 1 .

Using screws to pass through the through holes on the control sub-board 33 and connect with the connecting posts on the display screen backboard 23, the overall assembly of the display and control module is completed.

The present invention also provides an electronic device, which includes an electronic device body and the display and control module provided in the above-mentioned embodiment connected with the electronic device body.

The structure and principle of the display and control module are described in detail in the above embodiments, and are not repeated in this embodiment.

Specifically, the display and control module and the electronic device body can be connected by screw connection or snap connection, and the specific connection method of the display control module and the electronic device body is not limited in this embodiment.

Exemplarily, the electronic device may be various home appliances with touch screen functions, commercial displays, multimedia teaching all-in-one machines, and the like.

The electronic device provided in this embodiment is provided with an electronic device body and a display control module. The display control module is provided with a touch component 1 , a display screen component 2 and a control board component 3 , wherein the display screen component 2 includes a display screen front frame 21 , an optical device 22 and a display screen backplane 23 , connect the touch assembly 1 to the display screen front frame 21 , the control board assembly 3 is detachably connected to the display screen backplane 23 , and the control board assembly 3 is electrically connected to the optical device 22 . In this way, the overall structure of the electronic device is relatively simple, and the installation process is less. The display control module is detachably connected with the electronic equipment body, which facilitates the replacement of the display control module and is beneficial to the maintenance of the electronic equipment.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model, but not to limit them; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that : it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the various embodiments of the present utility model Scope of technical solutions.

Claims (10)

1. A display and control module, characterized in that, comprising a touch assembly, a display screen assembly and a control panel assembly; The display screen assembly includes a display screen front frame, an optical device and a display screen backplane, the display screen front frame and the display screen backplane are connected, and together form an accommodating cavity, and the optical device is installed in the accommodating cavity Inside; The touch assembly is connected to the front frame of the display screen and covers the light-emitting surface of the optical device, the control board assembly is detachably connected to the display backplane, and the control board assembly is connected to the optical device electrical connection; The front frame of the display screen has at least two bent edges, and the bent edges are provided with a first connecting portion, and the first connecting portion is used for detachable connection with the electronic device body. 2 . The display and control module according to claim 1 , wherein a side of the display backplane facing the control board assembly has at least one second connection portion, and the control board assembly has at least one first connection portion. 3 . Three connecting parts, the second connecting part and the third connecting part are detachably connected. 3 . The display control module according to claim 2 , further comprising a connecting piece, one of the second connecting portion and the third connecting portion is a connecting column, and the other is a connecting hole. 4 . , the connecting post and the connecting hole are connected by the connecting piece. 4 . The display and control module according to claim 3 , wherein the connecting member is a screw, the connecting column has a threaded hole, and the connecting hole is a through hole; or, the connecting column has a threaded hole. 5 . Through holes, the connecting holes are threaded holes. 5 . The display and control module according to claim 1 , wherein the side wall of the front frame of the display screen has at least two first buckles, and the side wall of the back plate of the display screen has at least two first buckles. 6 . There are at least two second buckles, and the first buckles and the second buckles are snapped in one-to-one correspondence. 6. The display and control module according to any one of claims 2 to 4, wherein the control board assembly comprises a control main board and a control sub-board, and the second connecting portion is located on the control sub-board, The control main board is electrically connected to the control sub-board, and the projection of the control main board on the control sub-board is located in the control sub-board; The control main board includes a control function module, and the control sub-board includes a peripheral function module. 7 . The display control module according to claim 6 , wherein the control main board has a plurality of first pads, the control sub-board has a plurality of second pads, and the first solder pads The pads are welded to the second pads in a one-to-one correspondence. 8. The display control module according to claim 6, wherein the control function module comprises at least one of a processor, a storage unit, a power management unit, a touch display interface and a camera interface; The peripheral function module includes one of an audio input and output module, a wireless transmission module or a key control circuit. 9 . The display and control module according to claim 6 , wherein the control sub-board is provided with an on-board antenna, and the display screen back plate has a hollow through hole for avoiding the on-board antenna. 10 . . 10 . An electronic device, comprising an electronic device body and the display and control module according to any one of claims 1 to 9 that is detachably connected to the electronic device body. 11 .

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