CN210868401U

CN210868401U - Function key device and display device

Info

Publication number: CN210868401U
Application number: CN201921542390.XU
Authority: CN
Inventors: 胡泽泰
Original assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd; Guangzhou Shirui Electronics Co Ltd
Current assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd; Guangzhou Shirui Electronics Co Ltd
Priority date: 2019-09-17
Filing date: 2019-09-17
Publication date: 2020-06-26
Anticipated expiration: 2029-09-17

Abstract

The utility model relates to a display device technical field discloses a function button device and display device, and function button device demountable installation is in display device's main part, and function button device includes the casing and sets up the function button subassembly in the casing, and the function button subassembly includes keypad and circuit board, and in the keypad was fixed in the casing through key support, the keypad was connected with the circuit board electricity, and in the circuit board was fixed in the casing through the support, was provided with the interface on the circuit board. The function key device is detachably connected to the main body of the display device, and the interface can expand the functions of the display device, so that the function key device is convenient and flexible to install; the key board is fixed in the shell through the key support, and the circuit board is fixed in the shell through the support, so that the installation stability of the functional key device is improved; the shell is internally integrated with a key board and a socket, and the integration level is high. The display device increases the functions of the display device by installing the function key device on the main body, and meets the requirements of users.

Description

Function key device and display device

Technical Field

The utility model relates to a display device technical field especially relates to a function button device and display device.

Background

With the continuous progress and development of display device technology, the requirements of people on the functions of household appliances are continuously improved. When the function of the display device can not meet the requirement of a user, the display device is usually connected with other functional equipment, the function of the display device is expanded, the diversified functions of the display device are realized, and the experience effect of the user is improved.

In order to realize the diversified functions of the enhanced display device, it is necessary to connect other functional devices to the display device. In the prior art, the assembly position of the function key assembly is usually set in the manufacturing process of the display device, namely, the shell of the display device is improved, so that the function key assembly is conveniently installed and then is connected with the function key assembly through the external expansion device, and the diversity of functions of the display device is realized. This kind of mode needs to be improved display device in advance, can't realize the nimble installation of display device and other functional equipment, has carried out the restriction to the quantity of installing other functional equipment moreover, can't satisfy user's demand.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the utility model is to provide a function button device and display device can realize being connected of other functional equipment and display device main parts, increases the variety of display device's function, simple to operate, nimble.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a function button device, its demountable installation is in display device's main part, function button device include the casing and set up in function button subassembly in the casing, function button subassembly includes keypad and circuit board, the keypad is fixed in through key-holder in the casing, the keypad with the circuit board electricity is connected, the circuit board is fixed in through the support in the casing, be provided with the interface on the circuit board.

The function key device is detachably connected to the main body of the display device, the functions of the display device can be expanded through the interface, and the installation is convenient and flexible; the key board of the function key assembly is fixed in the shell through the key support, and the circuit board is fixed in the shell through the support, so that the fixation is firm, and the installation stability of the function key device is improved; the interface that the casing is integrated to have keypad and functionality, and the integrated level is high, can control through the keypad, connects the equipment that expands outward of different functions through the interface.

As a preferable scheme of the above function key device, the housing includes a lower housing and an upper housing that are detachably connected, and the function key assembly is disposed between the upper housing and the lower housing and fixed to the lower housing. The casing is including dismantling the last casing of connection and lower casing, and the casing is for dividing the body structure, has reduced the preparation degree of difficulty of casing, is convenient for moreover to the loading and unloading of function button subassembly.

As a preferable scheme of the above function key device, a positioning structure is arranged in the lower shell, and the bracket is abutted against the positioning structure and connected with the lower shell through a fixing piece. The lower shell is provided with a positioning structure for positioning the support and facilitating the installation of the support.

As a preferable scheme of the above function key device, a support plate is obliquely arranged in the lower housing, the positioning structure is arranged at the bottom of the support plate, and the support is attached to the support plate and abutted to the positioning structure. The setting of backup pad can make the support slope slide in the casing in the installation, is convenient for install the support, has played the supporting role moreover.

As a preferable scheme of the above function key device, the bracket is provided with a fixing column, the circuit board is provided with a mounting hole, and the fixing column penetrates through the mounting hole through the fixing member to be connected with the fixing column correspondingly arranged, so that the circuit board is mounted on the bracket. The fixing columns are arranged on the support, so that the support and the circuit board are arranged at intervals, the support is prevented from colliding with the circuit board, and the circuit board is protected; through the cooperation of fixed column and mounting hole, be convenient for install the circuit board on the support.

As a preferable scheme of the above function key device, the lower housing is provided with a socket, and the socket on the circuit board is inserted into the socket. The arrangement of the jack enables the plug interface on the circuit board to be exposed, and the plug wire with other functions is convenient to connect with the plug interface.

As a preferred embodiment of the above function key device, the key support is fastened to the lower casing, and the key sheet is fastened to the key support. On through button holder joint and lower casing, on button board joint and the button holder, and then be fixed in the button board down on the casing, it is convenient to dismantle.

As a preferred embodiment of the above function key device, the lower housing is provided with a plurality of first fasteners, the key holder is provided with a plurality of first slots corresponding to the first fasteners one by one, and the first fasteners are engaged with the first slots; the button support is provided with a plurality of second buckles, the button plate is provided with a plurality of second clamping grooves corresponding to the second buckles one to one, and the second buckles are clamped with the second clamping grooves. The clamping connection of the key board and the lower shell is realized through the clamping connection mode of the buckle and the clamping groove, the structure is simple, and the preparation is easy.

As a preferable scheme of the above function key device, an opening is provided on the housing, and the wire harness extends into the housing from the opening and is connected to the circuit board. The arrangement of the opening is convenient for the wiring harness to penetrate.

An embodiment of the utility model provides a display device is still provided, including the main part with install in function button device in the main part. The display device increases the functions of the display device by installing the function key device on the main body, and meets the requirements of users.

The utility model discloses beneficial effect of embodiment:

the functional key device provided by the embodiment of the utility model is detachably connected to the main body of the display device, the function of the display device can be expanded through the interface, the installation is convenient and flexible, and the number of the functional key devices can be selected and installed according to the number of the expanded devices; the key board of the function key assembly is fixed in the shell through the key support, and the circuit board is fixed in the shell through the support, so that the fixing is firm, and the installation stability of the function key device is improved.

The embodiment of the utility model provides a display device, including the main part with install in function button device in the main part. The display device increases the functions of the display device by installing the function key device on the main body, and meets the requirements of users; the interface that the casing is integrated to have keypad and functionality, and the integrated level is high, can control through the keypad, connects the equipment that expands outward of different functions through the interface.

Drawings

Fig. 1 is a schematic structural diagram of a function key device according to an embodiment of the present invention;

fig. 2 is a schematic structural view of the functional key device according to the embodiment of the present invention after the upper housing is opened;

fig. 3 is an exploded view of a function key device according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a lower housing according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of the key holder and the key sheet to be assembled according to an embodiment of the present invention.

In the figure:

1. a housing; 11. an upper housing; 12. a lower housing; 121. a positioning structure; 122. a support plate; 123. a socket; 124. a first buckle; 125. an opening; 126. an aperture; 127. a first mounting hole; 128. a third mounting hole;

2. a function key assembly; 21. a key sheet; 211. a second card slot; 22. a circuit board; 221. an interface;

3. a key holder; 31. a first card slot; 32. a second buckle; 33. a key cap;

4. a support; 41. fixing a column; 42. a first connecting member; 43. a second connecting member.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

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.

The utility model provides a function button device, function button device demountable installation are in display device's main part for connect the equipment that expands outward, can select the quantity of installation function button device according to the quantity of the equipment that expands outward, during the installation of function button device, need not to improve the main part, direct external installation can, simple to operate, nimble. As shown in fig. 1-3, the function key device includes a casing 1 and a function key assembly 2 disposed in the casing 1, the function key assembly 2 includes a key board 21 and a circuit board 22, the key board 21 is fixed in the casing 1 through a key support 3, the key board 21 is electrically connected to the circuit board 22, the circuit board 22 is fixed in the casing 1 through a support 4, and the circuit board 22 is provided with a plurality of sockets 221. The function key device is detachably connected to the main body of the display device, and the functions of the display device can be expanded through the plurality of interfaces 221, so that the installation is convenient; the key board 21 of the function key assembly 2 is fixed in the shell 1 through the key support 3, and the circuit board 22 is fixed in the shell 1 through the support 4, so that the fixation is firm, and the installation stability of the function key device is improved; the key board 21 and the interface 221 are integrated in the casing 1, the integration level is high, the control can be performed through the key board 21, and the external expansion equipment with different functions is connected through the interface 221.

Alternatively, the socket 221 may be a USB interface for connecting a mouse, a keyboard, a mobile hard disk, a digital camera, a peripheral such as a VoIP phone (Skype) or a printer, etc., to the main body of the display device; the interface 221 may also be a DVI interface, a VGA interface, an HDMI interface, or the like. The socket 221 is not limited to the above embodiments, and may be configured in other forms according to the requirement.

Alternatively, the housing 1 includes a lower housing 12 and an upper housing 11 that are detachably connected, and the function key assembly 2 is disposed between the upper housing 11 and the lower housing 12 and fixed to the lower housing 12. Casing 1 is including dismantling the last casing 11 and the lower casing 12 of connection, and casing 1 is the components of a whole that can function independently structure, has reduced the preparation degree of difficulty of casing 1, is convenient for moreover to the loading and unloading of function button subassembly 2.

As shown in fig. 4, the lower case 12 is provided with a plurality of first mounting holes 127, and the rear case of the main body is provided with a plurality of second mounting holes corresponding to the first mounting holes 127, and the lower case 12 is mounted on the rear case of the main body by connecting with the second mounting holes through the first mounting holes 127 by fasteners. A plurality of third mounting holes 128 are formed in the lower case 12, a plurality of fourth mounting holes corresponding to the third mounting holes 128 are formed in the frame of the main body, and the lower case 12 is connected to the frame of the main body by fixing members passing through the third mounting holes 128.

Go up and all correspond on casing 11 and the casing 12 and be provided with a plurality of erection columns, all be provided with the mounting hole on the erection column, go up casing 11 and casing 12 down and pass the mounting hole on the erection column that corresponds the setting through the mounting to link to each other last casing 11 and casing 12 down. The setting of erection column has strengthened support intensity, plays the guard action to the mounting.

As shown in fig. 3, the bracket 4 is provided with fixing posts 41, the circuit board 22 is provided with mounting holes, and the fixing members pass through the mounting holes to be connected with the correspondingly provided fixing posts 41, so as to mount the circuit board 22 on the bracket 4. The fixing columns 41 are arranged on the bracket 4, so that the bracket 4 and the circuit board 22 are arranged at intervals, the bracket 4 is prevented from colliding with the circuit board 22, and the circuit board 22 is protected; the circuit board 22 is mounted on the bracket 4 by the engagement of the fixing posts 41 with the mounting holes.

In one embodiment, a positioning structure 121 is disposed in the lower housing 12, and the bracket 4 abuts against the positioning structure 121 and is connected to the lower housing 12 through a fixing member. The positioning structure 121 is disposed on the lower casing 12 for positioning the bracket 4, so as to facilitate installation of the bracket 4. The upper and lower portions of the bracket 4 are connected to the lower case 12 by fixing members. As shown in fig. 3, a first connecting member 42 is disposed on the upper portion of the support 4, second connecting members 43 are disposed at two ends of the lower portion of the support 4, connecting holes are disposed on the first connecting member 42 and the second connecting member 43, the first connecting member 42 and the second connecting member 43 are connected to each other by a fixing member passing through the connecting hole on the first connecting member 42, and the second connecting member 43 is connected to the lower housing 12 by a fixing member passing through the connecting hole on the second connecting member 43, so that the support 4 is firmly fixed to the lower housing 12.

Optionally, a supporting plate 122 is obliquely arranged in the lower shell 12, a positioning structure 121 is arranged at the bottom of the supporting plate 122, and the bracket 4 is attached to the supporting plate 122 and abuts against the positioning structure 121. The support plate 122 is arranged to enable the bracket 4 to slide into the housing 1 in an inclined manner during the installation process, so that the bracket 4 is convenient to install and plays a supporting role.

In one embodiment, the positioning structure 121 is a stopping structure bent upward from the bottom of the supporting plate 122, the bracket 4 slides into the housing 1 along the supporting plate 122, the bottom of the bracket 4 extends into the stopping structure and abuts against the stopping structure, and then the upper portion and the lower portion of the bracket 4 are fixed by the fixing member, so as to firmly fix the bracket 4 on the lower housing 12.

The lower housing 12 is provided with a socket 123, and when the circuit board 22 is mounted on the lower housing 12, the socket 221 on the circuit board 22 is inserted into the socket 123. The socket 123 is configured to allow the socket 221 on the circuit board 22 to leak out, thereby facilitating the connection of the external expansion device to the socket 221.

An opening 125 is provided in the housing 1, and the wiring harness extends into the housing 1 through the opening 125 and is connected to the circuit board 22. The opening 125 is provided to facilitate the threading of the wiring harness.

In one embodiment, the key holder 3 is fastened to the lower casing 12, and the key sheet 21 is fastened to the key holder 3. Through 3 joint of key-press support on casing 12 down, the keypad 21 joint is on key-press support 3, and then is fixed in casing 12 down with keypad 21 on, it is convenient to dismantle.

Specifically, as shown in fig. 3 and 5, the lower housing 12 is provided with a plurality of first fasteners 124, the key holder 3 is provided with a plurality of first slots 31 corresponding to the first fasteners 124 one by one, and the first fasteners 124 are engaged with the first slots 31; the key holder 3 is circumferentially provided with a plurality of second fasteners 32, the key board 21 is provided with a plurality of second slots 211 corresponding to the second fasteners 32 one by one, and the second fasteners 32 are engaged with the second slots 211. The clamping connection between the key board 21 and the lower shell 12 is realized through the clamping connection mode of the buckle and the clamping groove, the structure is simple, and the preparation is easy.

The key board 21 is provided with a plurality of keys, the key support 3 is provided with a plurality of key caps 33 which are arranged in one-to-one correspondence with the keys, and the key caps 33 extend out of the lower shell 12 through holes 126 formed in the lower shell 12, so that a user can conveniently perform key operation by pressing the key caps 33.

The utility model also provides a display device, include the main part and install the function button device in the main part. The display device increases the functions of the display device by installing the function key device on the main body, and meets the requirements of users.

In one embodiment, the function key device is connected to the rear shell and the frame of the main body through the fixing piece, so that the connection strength of the function key device is ensured.

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

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

In addition, the foregoing is only the preferred embodiment of the present invention and the technical principles applied thereto. 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 function button device, its characterized in that, its demountable installation is in display device's main part, function button device includes casing (1) and set up in function button subassembly (2) in casing (1), function button subassembly (2) include keypad (21) and circuit board (22), keypad (21) are fixed in through button support (3) in casing (1), keypad (21) with circuit board (22) electricity is connected, circuit board (22) are fixed in through support (4) in casing (1), be provided with interface (221) on circuit board (22).

2. The function key device according to claim 1, wherein the housing (1) includes a lower housing (12) and an upper housing (11) which are detachably connected, and the function key assembly (2) is disposed between the upper housing (11) and the lower housing (12) and fixed to the lower housing (12).

3. The function button device according to claim 2, wherein a positioning structure (121) is provided in the lower case (12), and the support (4) abuts against the positioning structure (121) and is connected to the lower case (12) by a fixing member.

4. The function button device according to claim 3, wherein a support plate (122) is obliquely disposed in the lower housing (12), the positioning structure (121) is disposed at the bottom of the support plate (122), and the bracket (4) is engaged with the support plate (122) and abuts against the positioning structure (121).

5. The function key device according to any one of claims 1-4, wherein fixing posts (41) are provided on the support (4), and mounting holes are provided on the circuit board (22), and the circuit board (22) is mounted on the support (4) by passing through the mounting holes by fasteners and connecting with the correspondingly provided fixing posts (41).

6. The function key device according to any one of claims 2-4, wherein a socket (123) is provided on the lower housing (12), and a socket (221) on the circuit board (22) is inserted into the socket (123).

7. The function key device according to any of claims 2-4, wherein said key support (3) is snap-fitted to said lower housing (12), and said key sheet (21) is snap-fitted to said key support (3).

8. The function key device according to claim 7, wherein a plurality of first fasteners (124) are disposed on the lower housing (12), a plurality of first card slots (31) corresponding to the first fasteners (124) are disposed on the key holder (3), and the first fasteners (124) are engaged with the first card slots (31); the button support (3) is provided with a plurality of second buckles (32), the button plate (21) is provided with a plurality of second clamping grooves (211) which correspond to the second buckles (32) one by one, and the second buckles (32) are clamped with the second clamping grooves (211).

9. Function key device according to any of claims 1-4, characterised in that an opening (125) is provided in the housing (1), from which opening (125) a wire harness extends into the housing (1) and is connected to the circuit board (22).

10. A display device comprising a main body and the function key device as claimed in any one of claims 1 to 9 mounted on the main body.