CN216133276U

CN216133276U - Display device

Info

Publication number: CN216133276U
Application number: CN202122871345.2U
Authority: CN
Inventors: 张辉
Original assignee: Shenzhen Skyworth RGB Electronics Co Ltd
Current assignee: Shenzhen Skyworth RGB Electronics Co Ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-03-25
Anticipated expiration: 2031-11-22

Abstract

The utility model discloses display equipment, wherein the display equipment comprises a backlight module, a display module and a circuit board, wherein the display module is arranged on the light-emitting side of the backlight module; the reflector plate is installed on the back plate, the reflector plate is provided with a plurality of lamp bead holes, the light source assembly comprises a plurality of lamp strips and a lamp strip connecting plate, the light source assembly is located between the back plate and the reflector plate, a plurality of lamp beads are arranged on the lamp strips at intervals, and the lamp beads can penetrate out of the lamp bead holes; according to the technical scheme, the display equipment is positively assembled and wirelessly connected, so that the production and assembly cost is reduced, and the equipment installation efficiency is improved.

Description

Display device

Technical Field

The utility model relates to the technical field of display, in particular to a display device.

Background

Display device has gradually entered into in the numerous households, however, the current display device price is generally higher, has increaseed people's life cost, embodies mainly that current display device is conventional all with the material that is shaded like: optical diaphragm, the power strip, the light source subassembly, behind constituteing backlight unit such as reflector plate, the production line body upset backlight unit, let the back up, then with the speaker, infrared receiving module, articles such as mainboard are fixed behind backlight unit, thereby then connect between them through the wire rod and realize electric connection, cover fix with screw on the backplate behind the plastic at last, the mode of this kind of mounting means and wire rod connection, it is more and make technology more complicated to cause the material, cause the cost of labor to promote, display device's manufacturing cost's increase has also been led to.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a display device, aiming at reducing the production and assembly cost and improving the installation efficiency of the device.

In order to achieve the above object, the display device provided by the present invention includes a backlight module, a display module mounted on a light-emitting side of the backlight module, and a circuit board, wherein the backlight module includes a back plate, a reflector plate, and a light source assembly; the reflector plate install in the backplate, the reflector plate is provided with a plurality of lamp pearl holes, the light source subassembly is located the backplate with between the reflector plate, the light source subassembly includes a plurality of lamp strips and lamp strip connecting plate, the interval is provided with a plurality of lamp pearls on the lamp strip, and is a plurality of the lamp pearl can be followed lamp pearl hole sees through, wherein, be provided with a plurality of first connectors and second connector on the lamp strip connecting plate, the lamp strip is provided with the third connector, and is a plurality of the lamp strip passes through first connector with the third connector is to the plug-in connection with lamp strip connecting plate electric connection, the circuit board is located the backplate with between the reflector plate, be provided with the fourth connector on the circuit board, the circuit board passes through the fourth connector with the second connector is to the plug-in connection with lamp strip connecting plate electric connection.

Optionally, a first mounting groove is formed in the back plate, and the circuit board is embedded in the first mounting groove and is fixedly connected with the back plate.

Optionally, one side of the first mounting groove, which faces the circuit board, is provided with a plurality of fixing columns, the circuit board is provided with a plurality of fixing holes, and the circuit board is fixed to the backboard through a plurality of fixing holes and a plurality of fixing column screw connections.

Optionally, the display device further includes a speaker, the back plate further has a second mounting groove formed therein, and the speaker is embedded in the second mounting groove and fixedly connected to the back plate.

Optionally, the second mounting groove is provided with a plurality of limiting columns towards one side of the circuit board, a plurality of limiting holes are formed in two ends of the loudspeaker, and the limiting columns and the fixing columns are inserted into two ends of the loudspeaker respectively.

Optionally, a fifth connector is arranged on the loudspeaker, a sixth connector is arranged on one side, away from the light source assembly, of the circuit board, and the loudspeaker is connected with the circuit board in an oppositely-inserted mode through the fifth connector and the sixth connector.

Optionally, the display device further includes a heat insulation board, the heat insulation board is located between the light bar and the circuit board, the heat insulation board is provided with a through hole, and the second connector passes through the through hole and is connected with the fourth connector in an opposite insertion manner.

Optionally, the display module assembly still includes the display screen, be equipped with an extension board on the diapire of display screen, the extension board orientation one side of circuit board is equipped with the seventh connector, be equipped with the eighth connector on the circuit board, the display screen passes through the seventh connector with the eighth connector to the plug-in connection with circuit board electric connection.

Optionally, the display device further includes a pair of protective glasses, a receiving hole is formed in the rear panel, the seventh connector passes through the receiving hole and is connected with the eighth connector in an inserting manner, and the protective glasses are fixedly connected to the rear panel to cover the receiving hole.

Optionally, the light bar connecting plate is located one side of the reflector plate deviating from the back plate, the reflector plate is provided with a first through hole and a second through hole which are arranged at intervals, the first through hole is used for allowing the first connector to penetrate so as to be in plug-in connection with the third connector, and the second through hole is used for allowing the second connector to penetrate so as to be in plug-in connection with the fourth connector.

The technical scheme of the utility model realizes the electrical connection among the parts by positively assembling and wirelessly connecting the parts of the display device, compared with the assembly mode in the prior art and the utilization of wires, the technical scheme of the utility model can reduce the process complexity caused by the back-and-forth turnover of the backlight module by installing the circuit board on the back plate, connecting the light source assembly with the circuit board through the connector, installing the reflector plate on the back plate and installing the light source assembly between the reflector plate and the circuit board, and also avoid the part damage caused by the backlight module in the turnover process, thereby improving the installation efficiency of installation personnel, reducing the installation cost and labor cost, realizing the electrical connection among the light source assembly, the loudspeaker, the display module and the like and the circuit board through the connector, saving materials, reducing the complicated and time-consuming processes of wire connection and the like, further improving the installation efficiency and reducing the production cost and the labor cost.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is an exploded view of one embodiment of a display device of the present invention;

FIG. 2 is a side view of the display device of FIG. 1 after assembly;

fig. 3 is a schematic view of a speaker of the display apparatus of fig. 1;

FIG. 4 is a front view of a circuit board of the display device of FIG. 1;

FIG. 5 is a rear view of a circuit board of the display device of FIG. 1;

FIG. 6 is a schematic view of a light source assembly of the display apparatus of FIG. 1;

FIG. 7 is a schematic diagram of a display screen of the display device of FIG. 1;

FIG. 8 is a front view of a back plate of the display device of FIG. 1;

fig. 9 is a side view of the display device of fig. 1.

The reference numbers illustrate:

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, "and/or" in the whole text includes three schemes, taking a and/or B as an example, including a technical scheme, and a technical scheme that a and B meet simultaneously; in addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a display device.

Referring to fig. 1, the display apparatus includes a backlight module, a display module mounted at a light-emitting side of the backlight module, and a circuit board 20, wherein the backlight module includes a back plate 10, a reflector 40, and a light source assembly 30; the reflective sheet 40 is mounted on the back plate 10, the reflective sheet 40 is provided with a plurality of lamp bead holes 41, the light source assembly 30 is located between the back plate 10 and the reflective sheet 40, the light source assembly 30 includes a plurality of light bars 31 and a light bar connecting plate 32, a plurality of lamp beads 312 are arranged on the lamp strip 31 at intervals, the plurality of lamp beads 312 can penetrate out of the lamp bead holes 41, wherein, a plurality of first connectors 321 and second connectors 322 are arranged on the light bar connecting plate 32, the light bars 31 are provided with third connectors 311, a plurality of light bars 31 are connected in an opposite insertion manner through the first connectors 321 and the third connectors 311 to be electrically connected with the light bar connecting plate 32, the circuit board 20 is located between the back plate 10 and the reflective sheet 40, the circuit board 20 is provided with a fourth connector 22, the circuit board 20 is connected to the light bar connecting plate 32 by the fourth connector 22 and the second connector 322 in a plug-in manner.

The backlight module in this embodiment adopts a direct-down structure, that is, the light source is arranged right opposite to the optical film 50, the lamp bead holes 41 are arranged on the reflector 40 at intervals, and the lamp beads can limit the movement of the lamp beads 312 after penetrating through the lamp bead holes 41, so as to ensure the stability and the continuity of the light source, the back plate 10 can be made of plastic, plastic and other materials, and can also be made of metal materials such as iron, aluminum, alloy and the like; the four

side walls

10a, 10b, 10c and 10d of the back plate 10 are recessed inwards to form a mounting space for fixing and mounting the components of the backlight module, the shape of the back plate 10 can be integrally formed by injection molding or can be formed after multiple processing and production, the side walls of the back plate 10 are in a slope-shaped plane to enable the back plate 10 to be in a trapezoidal structure as a whole, in other embodiments, the side walls of the back plate 10 can also be arranged into an arc-shaped structure or other irregular patterns, and the like, and can be adjusted correspondingly according to production needs and customer preference; the circuit board 20 is an electronic product that integrates a conventional power board and a main board, and in other embodiments, the power board and the main board may be separately disposed; and the back plate 10 is provided with grooves, protrusions and other structures to fix and mount the components of the display device, such as the reflector 40 and the optical film 50.

The technical scheme of the utility model realizes the electrical connection among the parts by positively assembling and wirelessly connecting the parts of the display device, compared with the assembly mode in the prior art and wire rods, the technical scheme of the utility model can reduce the process complexity caused by the back-and-forth turnover of the backlight module by installing the circuit board on the back plate 10, connecting the light source assembly 30 and the circuit board 20 through the connector, installing the reflector 40 on the back plate 10 and installing the light source assembly 30 between the reflector 40 and the circuit board 20, and also avoid the part damage caused by the back-and-forth turnover of the backlight module, thereby improving the installation efficiency of installation personnel, reducing the installation cost and labor cost, realizing the electrical connection among the light source assembly 30, the loudspeaker 60, the display module and the like and the circuit board 20 through the connector, saving materials, reducing the complicated and time-consuming processes such as wire rod connection and the like, further improving the installation efficiency and reducing the production cost and the labor cost.

The back plate 10 is formed with a first mounting groove 110, the circuit board 20 is embedded in the first mounting groove 110 and fixedly connected with the back plate 10, the circuit board 20 further includes a port bracket 24, various ports for connecting other devices are provided on the port bracket 24, and the port bracket 24 passes through a side wall of the back plate 10 and is displayed on the side wall of the back plate 10.

In this embodiment, a plurality of fixing posts 100 are disposed on one side of the first mounting groove 110 facing the circuit board 20, a plurality of fixing holes 26 are disposed on the circuit board 20, the circuit board 20 is fixed to the back plate 10 through the plurality of fixing holes 26 and the plurality of fixing posts 100 by screw connection, and the detachable connection manner of screw connection is used to facilitate installation and later maintenance of the display device.

The display device further comprises a speaker 60, the back plate 10 is further formed with a second mounting groove 112, and the speaker 60 is embedded in the second mounting groove 112 and fixedly connected with the back plate 10.

Referring to fig. 1 and 3, in the present embodiment, a plurality of position-limiting posts 104 are disposed on one side of the second mounting groove 112 facing the circuit board 20, the first mounting groove 110 is communicated with the second mounting groove 112, a plurality of position-limiting holes 62 are disposed at two ends of the speaker 60, two ends of the speaker 60 are respectively inserted into the position-limiting posts 104 and the fixing posts 100, the first mounting groove 110 and the second mounting groove 112 symmetrically distributed on two sides of the first mounting groove 110 are set to be communicated, so that the two ends of the speaker 60 are respectively inserted into the fixing posts 100 of the first mounting groove 110 and the position-limiting posts 104 of the second mounting groove 112, the speaker 60 can only move along the axial direction of the fixing posts 100, and then the circuit board 20 is fixed by screws, the speaker 60 can be pressed under the circuit board 20, thereby realizing the fixed mounting of the speaker 60, in other embodiments, the speaker 60 may also be separately fixed in the second mounting groove 112, and may be connected by screws, clamped, inserted, or the like, of course, the second mounting groove 112 may also be configured to have a shape corresponding to the speaker 60, so that the speaker 60 is directly inserted into the second mounting groove 112, and then fixed by pressing the circuit board 20 or fixed by other structures, such as a buckle, a screw, or the like.

Referring to fig. 1, a fifth connector 61 is disposed on the speaker 60, a sixth connector 23 is disposed on a side of the circuit board 20 away from the light source assembly 30, the speaker 60 is connected to the circuit board 20 by the fifth connector 61 and the sixth connector 23 in an opposite insertion manner, and the speaker 60 is connected to the circuit board 20 in an opposite insertion manner, so that the speaker 60 is firmly pressed and fixed by the circuit board 20, and the device is conveniently and quickly mounted and dismounted, and a speaker hole 102 is disposed on the lower side wall 10d of the back panel, so that sound emitted by the speaker 102 is smoothly propagated, and in other embodiments, the speaker hole 102 may be disposed on the back surface or other side walls of the back panel 10.

Preferably, the display device further includes a heat insulation plate 93, the heat insulation plate 93 is located between the light bar 31 and the circuit board 20, the heat insulation plate 93 is provided with a through hole 931, the second connector 322 passes through the through hole 931 and is connected with the fourth connector 22 in an opposite insertion manner, the heat insulation plate 93 is arranged between the circuit board 20 and the light source assembly 30, the heat insulation plate 93 has a heat insulation effect and can also achieve a light shielding effect, the heat insulation plate 93 can effectively prevent the circuit board 20 from generating a large amount of heat to diffuse on the light source assembly 30 in the using process, the internal components of the light source assembly 30 are prevented from being influenced by an overhigh temperature, the light emitting effect is influenced, further, a first supporting groove 932 extending in the direction away from the circuit board 20 is arranged on the heat insulation plate 93, a second supporting groove 25 extending in the direction away from the heat insulation plate 93 is arranged on the circuit board 20, then, the supporting plate 94 is placed between the first supporting groove 932 and the second supporting groove 25, the thickness of the supporting plate 94 is greater than the sum of the depths of the two supporting grooves 932 and the second supporting groove 25, and a certain space is formed between the thermal insulation plate 93 and the circuit board 20, so that the space between the two supporting grooves is empty, thereby further enhancing the thermal insulation effect between the circuit board 20 and the light source assembly 30.

The backlight module further comprises an optical film 50, the reflective sheet 40 and the optical film 50 are clamped in the back plate 10 through protrusions arranged on the four

side walls

10a, 10b, 10c and 10d of the back plate 10, and the optical film 50 is located on one side of the reflective sheet 40 departing from the circuit board 20.

Referring to fig. 1 and 7, the display module further includes a display screen 80, an extension plate 81 is disposed on a bottom wall of the display screen 80, a seventh connector 82 is disposed on a side of the extension plate 81 facing the circuit board 20, an eighth connector 21 is disposed on the circuit board 20, the display screen 80 is connected with the eighth connector 21 through the seventh connector 82 in an opposite insertion manner so as to be electrically connected with the circuit board 20, the display screen 80 is fixed in the outer frame 70 through a double-faced foam adhesive tape 92 in an adhesive manner, a decoration plate 91 is disposed on a side of the display screen 80 where the extension plate 81 is disposed for decorating a side wall of the display screen 80, in other embodiments, the outer frame 70 may be divided into two parts, and then the display screen 80 is fixed in the outer frame 70 in a clamping manner, or a fastening structure may be disposed in the outer frame 70 for fastening the display screen 8 in the outer frame 70.

Referring to fig. 1, preferably, the display device further includes a protective mirror 96, the rear panel 10 is provided with a receiving hole 103, the seventh connector 82 passes through the receiving hole 103 and is connected to the eighth connector 21 in an opposite insertion manner, the protective mirror 96 is fixedly connected to the rear panel 10 to cover the receiving hole 103, and by arranging the protective mirror 96, not only can impurities such as dust entering the seventh connector 82 and the eighth connector 21 be prevented from affecting the electrical connection effect thereof and causing poor contact, but also infrared rays emitted by a remote controller provided with an infrared remote controller can smoothly pass through the protective mirror 96 to realize remote control.

In this embodiment, the light bar connecting plate 32 is located on one side of the reflector plate 40 departing from the back plate 10, the reflector plate 40 is provided with a first through hole 42 and a second through hole 43 which are arranged at an interval, the first through hole 42 is used for allowing the first connector 321 to pass through so as to be in plug-in connection with the third connector 311, the second through hole 43 is used for allowing the second connector 322 to pass through so as to be in plug-in connection with the fourth connector 22, and by clamping the reflector plate 40 between the light bar connecting plate 32 and the light bar 31, parts for fixing the light bar 31 and the light bar connecting plate 32 are reduced, so that the installation efficiency is accelerated.

The display device further includes a base 95, the base 95 is fixedly mounted on the mounting plate 101 of the back plate 10 through a screw connection, and in other embodiments, the base 95 and the back plate 10 may also be an integral structure.

The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A display device is characterized by comprising a backlight module, a display module and a circuit board, wherein the display module is arranged on the light emergent side of the backlight module;

wherein, backlight unit includes:

a back plate;

the reflector plate is arranged on the back plate and provided with a plurality of lamp bead holes; and

the light source assembly is positioned between the back plate and the reflector plate and comprises a plurality of light bars and a light bar connecting plate, a plurality of light beads are arranged on the light bars at intervals and can penetrate out of the light bead holes, a plurality of first connectors and second connectors are arranged on the light bar connecting plate, the light bars are provided with third connectors, and the light bars are connected in an opposite insertion mode through the first connectors and the third connectors so as to be electrically connected with the light bar connecting plate;

the circuit board is located between the back plate and the reflector plate, a fourth connector is arranged on the circuit board, and the circuit board is connected with the light bar connecting plate in an inserted mode through the fourth connector and the second connector.

2. The display device of claim 1, wherein the back plate is formed with a first mounting groove, and the circuit board is embedded in the first mounting groove and fixedly connected with the back plate.

3. The display device as claimed in claim 2, wherein a plurality of fixing posts are disposed on a side of the first mounting groove facing the circuit board, a plurality of fixing holes are disposed on the circuit board, and the circuit board is fixed to the back plate by being screwed to the plurality of fixing posts through the plurality of fixing holes.

4. The display device of claim 3, wherein the display device further comprises a speaker, the back plate further forms a second mounting groove, and the speaker is embedded in the second mounting groove and fixedly connected with the back plate.

5. The display device as claimed in claim 4, wherein a plurality of position-limiting posts are disposed on one side of the second mounting groove facing the circuit board, a plurality of position-limiting holes are disposed at both ends of the speaker, and both ends of the speaker are inserted into the position-limiting posts and the fixing posts, respectively.

6. The display device as claimed in claim 4, wherein a fifth connector is disposed on the speaker, a sixth connector is disposed on a side of the circuit board away from the light source assembly, and the speaker is connected to the sixth connector through the fifth connector in an opposite-insertion manner so as to be electrically connected to the circuit board.

7. The display device of claim 1, further comprising a heat shield positioned between the light bar and the circuit board, wherein the heat shield defines a through hole, and wherein the second connector passes through the through hole and is connected to the fourth connector in an opposing manner.

8. The display device as claimed in claim 1, wherein the display module further comprises a display screen, an extension board is disposed on a bottom wall of the display screen, a seventh connector is disposed on a side of the extension board facing the circuit board, an eighth connector is disposed on the circuit board, and the display screen is connected to the eighth connector through the seventh connector in an inserting manner so as to be electrically connected to the circuit board.

9. The display device of claim 8, further comprising a protective mirror, wherein a receiving hole is formed in the rear panel, the seventh connector is inserted into the eighth connector through the receiving hole, and the protective mirror is fixedly attached to the rear panel to cover the receiving hole.

10. The display device according to any one of claims 1 to 9, wherein the light bar connecting plate is located on a side of the reflector plate facing away from the back plate, the reflector plate is provided with a first through hole and a second through hole which are arranged at intervals, the first through hole is used for the first connector to pass through so as to be connected with the third connector in an inserting manner, and the second through hole is used for the second connector to pass through so as to be connected with the fourth connector in an inserting manner.