CN111123583A - Positioning piece, backboard assembly, mounting method of backboard assembly and display device - Google Patents

Positioning piece, backboard assembly, mounting method of backboard assembly and display device Download PDF

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Publication number
CN111123583A
CN111123583A CN201911422946.6A CN201911422946A CN111123583A CN 111123583 A CN111123583 A CN 111123583A CN 201911422946 A CN201911422946 A CN 201911422946A CN 111123583 A CN111123583 A CN 111123583A
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CN
China
Prior art keywords
positioning
light bar
back plate
piece
column
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201911422946.6A
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Chinese (zh)
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CN111123583B (en
Inventor
蔡少军
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Shenzhen TCL Digital Technology Co Ltd
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Shenzhen TCL Digital Technology Co Ltd
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Priority to CN201911422946.6A priority Critical patent/CN111123583B/en
Publication of CN111123583A publication Critical patent/CN111123583A/en
Priority to PCT/CN2020/124845 priority patent/WO2021135589A1/en
Application granted granted Critical
Publication of CN111123583B publication Critical patent/CN111123583B/en
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    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336Illuminating devices
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/133308Support structures for LCD panels, e.g. frames or bezels
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/64Constructional details of receivers, e.g. cabinets or dust covers
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/133308Support structures for LCD panels, e.g. frames or bezels
    • G02F1/133314Back frames

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)

Abstract

The invention relates to the field of display, and discloses a positioning piece, which comprises: a body; the positioning column is arranged at one end of the body; the connecting piece is arranged on one side, connected with the positioning column, of the body; the positioning piece is used for guiding the installation of the lamp strip matched with the backboard, the backboard is provided with a first positioning hole, the positioning column is inserted in the first positioning hole, the connecting piece is detachably attached and fixed to the surface of the backboard, so that the lamp strip is sleeved on the positioning piece and is fixed with the backboard. The invention also discloses a backboard component, an installation method thereof and a display device. According to the invention, through the positioning piece, the process of installing the light bar is reduced, and the installation efficiency of the light bar is improved.

Description

Positioning piece, backboard assembly, mounting method of backboard assembly and display device
Technical Field
The invention relates to the technical field of display, in particular to a positioning piece, a back plate assembly, a mounting method of the back plate assembly and a display device.
Background
With the rapid development of science and technology, liquid crystal televisions have become indispensable household appliances in people's lives.
During the assembly of liquid crystal display television lamp strips, every lamp strip installation process all needs to fix a position, and current lamp strip mounting means is: the method comprises the steps of firstly tapping teeth on a back plate of the liquid crystal display television to form threaded holes, then installing the switching studs into the threaded holes, then positioning the light bar through the switching studs, and screwing out the switching studs after the light bar is installed.
Disclosure of Invention
The invention mainly aims to provide a positioning piece, a back plate assembly, a mounting method of the back plate assembly and a display device, and aims to solve the technical problems of complex mounting process and long mounting time of a current light bar.
To achieve the above object, the present invention provides a positioning member, comprising:
a body;
the positioning column is arranged at one end of the body; and
the connecting piece, the connecting piece set up in the body connect in one side of reference column.
In one embodiment, the connecting member is a magnetic member or an adhesive member.
In one embodiment, the connecting member is sleeved on the positioning column, and the connecting member is fixedly connected with the body.
In an embodiment, a guiding portion is disposed at an end of the body away from the positioning column, and axial leads of the guiding portion, the body, the connecting piece and the positioning column are on the same straight line.
In one embodiment, the guiding portion is a conical member, and the cross-sectional area of the conical member is gradually reduced in a direction away from the body.
In an embodiment, the guiding portion, the body, the connecting member and the positioning column of the positioning member are integrally formed.
In addition, in order to achieve the above object, the present invention further provides a method for installing a back plate assembly by using the above positioning member, where the back plate assembly includes a back plate and a light bar, and the installation method includes the following steps:
inserting and mounting the positioning column of the positioning piece in a first positioning hole of a back plate, wherein the surface of one side of the connecting piece, which is far away from the body, is detachably attached and fixed with the surface of the back plate;
sequentially enabling a second positioning hole of the light bar to penetrate through the guiding part, the body and the connecting piece of the positioning piece, and fixing the light bar and the back plate;
and taking out the positioning piece from the second positioning hole of the lamp strip.
In one embodiment, the installation method further includes:
will the second locating hole of lamp strip passes in proper order guide portion, body and the connecting piece of setting element will the lamp strip with the fixed step of backplate includes:
sequentially enabling the second positioning hole of the lamp strip to penetrate through the guide part, the body and the connecting piece of the positioning piece, and adhering the back adhesive of the lamp strip to the surface of the back plate;
detecting the bonding area of the light bar and the back plate;
and when the bonding area of the light bar and the back plate is larger than a preset threshold value, executing the step of taking out the positioning piece from the second positioning hole of the light bar.
In addition, in order to achieve the above object, the present invention further provides a back panel assembly, which includes a light bar and a back panel, and is installed by using the above method based on the above positioning element.
In addition, in order to achieve the above object, the present invention also provides a display device including the back plate assembly as described above.
The embodiment of the invention provides a positioning piece, a backboard component, an installation method thereof and a display device, wherein the positioning piece comprises: a body; the positioning column is arranged at one end of the body; the connecting piece is arranged on one side, connected with the positioning column, of the body; the positioning piece is used for guiding the installation of the back plate matched light bar. In the embodiment of the invention, the positioning column of the positioning piece is inserted into the first positioning hole of the back plate, so that the connecting piece of the positioning piece is detachably attached and fixed with the surface of the back plate, and the lamp strip is sleeved on the positioning piece and fixed with the back plate.
Drawings
FIG. 1 is a schematic structural diagram of a positioning post according to an embodiment of the invention;
FIG. 2 is a schematic view illustrating a process of using a positioning member to mount a light bar on a back plate according to an embodiment of the present invention;
FIG. 3 is a schematic flow chart of a first embodiment of the installation method of the present invention;
fig. 4 is a schematic flow chart of a second embodiment of the installation method of the present invention.
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
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 and 2, fig. 1 is a schematic structural diagram of a positioning column 12 according to an embodiment of the present invention; fig. 2 is a schematic view illustrating a process of using a positioning member to mount a light bar on a back plate according to an embodiment of the invention.
Based on fig. 1 and fig. 2, in an embodiment of a positioning member 10 provided by the present invention, the positioning member 10 in this embodiment is used to guide a back plate 20 shown in fig. 2 to mount a light bar 30, the back plate 20 is provided with a first positioning hole 21, and the positioning member 10 includes: body 11, reference column 12 and connecting piece 13.
The body 11 in this embodiment may be an elastic material or a plastic material, and the shape and size of the body 11 are not particularly limited, for example, the body 11 is a cylinder with a diameter of 8mm and a height of 40mm, or the body 11 is a prism with a height of 40 mm; the positioning column 12 is arranged at one end of the body 11; the material of the positioning post 12 is not limited, that is, the positioning post 12 may be an elastic material or a plastic material, and the positioning post 12 and the body 11 may be different materials, and certainly, for convenience of manufacture, the positioning post 12 and the body 11 may be integrally formed by using the same material, and the positioning post 12 is used for being inserted into the first positioning hole 21 of the back plate 20 for positioning, so that the cross-sectional size of the positioning post 12 is smaller than the cross-sectional size of the first positioning hole 21, and the cross-sectional size of the first positioning hole 21 is smaller than the cross-sectional size of the body 11, for example, the positioning post 12 is a cylinder with a diameter of 2mm, the cross-sectional size of the first positioning hole 21 in the back plate 20 is a circle with a diameter of 3mm, and the body 11 is a circle.
The positioning element 10 further includes a connecting element 13, the connecting element 13 is disposed on one side of the body 11 connected to the positioning column 12, that is, the connecting element 13 can be a transition portion of the body 11 on the positioning column 12, the connecting element 13 is fixedly connected to the body 11, or the connecting element 13 is fixedly connected to the positioning column 12, or the connecting element 13 can be integrally formed on the body 11 and the positioning column 12, and the connecting element 13 can be a magnetic element, an adhesive element, or the like.
When the light bar 30 is installed, the positioning column 12 in the positioning piece 10 is inserted into the first positioning hole 21 in the back plate 20, and the connecting piece 13 of the positioning piece 10 is detachably attached and fixed to the surface of the back plate 20, so that the light bar 30 is sleeved on the positioning piece 10 and is connected with the back plate 20.
In the embodiment of the invention, the positioning column 12 is arranged on the positioning piece 10 for positioning, so that the positioning accuracy can be improved, meanwhile, the connecting piece 13 of the positioning piece 10 is detachably attached and fixed with the surface of the back plate 20, and the lamp strip 30 is sleeved on the positioning piece 10 and connected with the back plate 20, the positioning piece 10 can be effectively prevented from moving relatively while the mounting process of the positioning piece 10 is reduced, in addition, only simple drilling is needed for the back plate 20 of the positioning piece 10, tapping is not needed for tapping to form a threaded hole, the positioning piece 10 can be automatically connected and positioned during mounting, and a knob is not needed to be connected or taken out, further, the mounting process of the lamp strip 30 is reduced, and the mounting efficiency of the lamp strip 30 is improved.
Further, the present embodiment is provided on the basis of the above embodiment, in this embodiment, the connecting member 13 is a magnetic member, and the magnetic member is magnetically connected to the surface of the back plate 20, that is, in the present embodiment, the positioning column 12 in the positioning member 10 is inserted into the first positioning hole 21 in the back plate 20, and the magnetic member 13 of the positioning member 10 is detachably attached and fixed to the surface of the back plate 20 (the back plate 20 is made of an iron alloy material), so that the light bar 30 is sleeved on the positioning member 10 and connected to the back plate 20; in this embodiment, the magnetic member 13 is magnetically connected to the surface of the back plate 20, so that the positioning member 10 is more convenient to mount.
Further, the present embodiment is proposed on the basis of the above embodiment, in this embodiment, the connecting member 13 is an adhesive member, the adhesive member may be a connecting member 13 made of a viscoelastic material and having a fixed shape, and the adhesive member is adhered to the surface of the back plate 20; in this embodiment, the adhesive member 13 is adhered and fixed to the surface of the back plate 20, so that the positioning member 10 is more convenient to mount.
Further, the embodiment is provided on the basis of the above embodiment, in this embodiment, the connecting member 13 is a ring-shaped member, the ring-shaped member is sleeved on the positioning column 12, and the ring-shaped member is fixedly connected with the body 11, and in this embodiment, the connecting member 13 is configured as a ring-shaped member, so that the contact area can be increased while the positioning member 10 is conveniently inserted into and taken out of the positioning member, and the positioning member 10 is more tightly connected with the back plate 20.
Further, the present embodiment is provided on the basis of the above embodiment, in this embodiment, a guiding portion 14 is disposed at one end of the body 11 away from the positioning column 12, axial lines of the guiding portion 14, the body 11, the connecting member 13 and the positioning column 1213 are on the same straight line, the guiding portion 14 is used for guiding the light bar 30 to be sleeved on the positioning member 10, and in this embodiment, the cross-sectional area of the guiding portion 14 gradually decreases from a position connected with the body 11 to an end portion, so that the light bar 30 can be conveniently installed. That is, the guide portion 14 in the present application is a conical member, and the cross-sectional area of the conical member gradually decreases in a direction away from the body.
In addition, for manufacturing convenience, improve the preparation efficiency of setting element, set up the setting element mould in advance in this embodiment, add magnetic material into the mould, generate the setting element including guide portion, body, connecting piece and reference column integrated into one piece.
Based on fig. 2, in the embodiment that the positioning member 10 is used for mounting the light bar 30 on the back plate 20, in the embodiment, the back plate 20 is provided with the first positioning hole 21, wherein the cross-sectional dimension of the first positioning hole 21 is larger than the cross-sectional dimension of the positioning post 12, the cross-sectional dimension of the first positioning hole 21 is smaller than the cross-sectional dimension of the body 11, and the depth of the first positioning hole 21 is larger than the height of the positioning post 12, so as to ensure that the connecting member 13 in the positioning member 10 can be connected on the surface of the back plate 20.
Specifically, in this embodiment, when the positioning column 12 of the positioning member 10 is inserted into the first positioning hole 21 of the back plate 20, the connecting member 13 of the positioning member 10 is detachably attached and fixed to the surface of the back plate 20, so that the light bar 30 is sleeved on the positioning member 10 and connected to the back plate 20.
Set up first locating hole 21 in backplate 20 in this embodiment, first locating hole 21 need not take out the tooth and tap the tooth and form the screw hole, and the simple process that punches does not have high expectations for the material of backplate 20, and technical scheme in this embodiment can also reduce backplate 20's cost effectively when improving lamp strip 30 installation effectiveness.
Based on the hardware structure, the embodiment of the installation method of the embodiment of the invention is provided, and the embodiment discloses an installation method of a backboard component based on an upper positioning piece.
Referring to fig. 3, fig. 3 is a schematic flow chart of a first embodiment of the installation method of the present invention.
Step S10, inserting the positioning post 12 of the positioning member 10 into the first positioning hole 21 of the back plate 20, so that the connecting member 13 of the positioning member 10 is detachably attached to and fixed on the surface of the back plate 20.
In this embodiment, the mounting method is applied to mounting a back panel assembly, the back panel assembly includes a back panel 20 and a light bar 30, the back panel assembly is a component of a display device, in this embodiment, the back panel assembly includes the light bar 30 and the back panel 20, the positioning member 10 includes a body 11, a positioning column 12 (the positioning column 12 is disposed at one end of the body 11), and a connecting member 13 (the connecting member 13 is disposed at one side of the positioning column 12 where the body 11 is disposed, the connecting member 13 is fixedly connected with the body 11 or the positioning column 12), in this embodiment, the positioning column 12 of the positioning member 10 is inserted into the first positioning hole 21 of the back panel 20, so that the connecting member 13 of the positioning member 10 is detachably attached to.
Step S20, the second positioning hole 31 of the light bar 30 sequentially passes through the guiding portion 14, the body 11 and the connector 13 of the positioning member 10, and the light bar 30 and the back plate 20 are fixed.
In the light bar installation process, the second positioning hole 31 of the light bar 30 sequentially penetrates through the guiding part 14, the body 11 and the connecting part 13 of the positioning part 10, so that the second positioning hole 31 of the light bar 30 is aligned with the first positioning hole 21 of the back plate 20, the positioning of the light bar 30 is completed, when the positioning of the light bar 30 is completed, the light bar 30 is connected with the back plate 20, uniform pressure is applied to the light bar 30, the back adhesive 32 of the light bar 30 is adhered to the surface of the back plate 20, and the light bar 30 is fixed on the back plate 20.
In step S30, the positioning element 10 is taken out through the second positioning hole 31 of the light bar 30.
After the light bars 30 are fixed on the back plate 20, the positioning piece 10 is taken out through the second positioning hole 31 of the light bars 30, and the connecting piece 13 is separated from the back plate 20, so that the positioning piece 10 is detached from the back plate 20, and the detachable fixation of the connecting piece 13 and the surface of the back plate 20 is embodied, in addition, when the light bars 30 are installed, a single light bar 30 can be installed, and only a plurality of light bars 30 can be installed at the same time. In this embodiment, the positioning member 10 is used for mounting the light bar 30, so that the mounting accuracy of the light bar 30 can be improved, and the mounting efficiency of the light bar 30 is further improved.
Further, referring to fig. 4, a second embodiment of the present invention is proposed on the basis of the first embodiment of the mounting method.
This embodiment is a step after step S20 in the first embodiment, and is different from the first embodiment of the present invention in that.
Step S40, adhering the back adhesive of the light bar to the surface of the back plate to detect the adhesion area between the light bar 30 and the back plate 20;
in this embodiment, the back adhesive 32 of the light bar 30 is adhered to the surface of the back plate 20, and the adhesion area of the light bar 30 and the back plate 20 is detected; whether the bonding area is larger than a preset threshold value or not (the preset threshold value may be set according to a specific scene, for example, the preset threshold value is set to be 90% of the total area of the light bar 30) is judged, and when the bonding area is smaller than or equal to the preset threshold value, the light bar 30 is controlled to be pressed so as to increase the bonding area between the light bar 30 and the back plate 20.
In step S31, when the bonding area between the light bar 30 and the back plate 20 is larger than a preset threshold, the step of taking out the positioning element 10 from the second positioning hole 31 of the light bar 30 is performed.
When the bonding area of the light bar 30 and the back plate 20 is larger than a preset threshold (the preset threshold can be set according to a specific scene, for example, the preset threshold is set to be 90% of the total area of the light bar 30), the positioning member 10 is taken out through the second positioning hole 31 of the light bar 30, so as to complete the installation of the light bar 30. In this embodiment, the installation condition of the light bar 30 is determined by detecting the adhesion area between the light bar 30 and the back plate 20, so that the light bar 30 is installed more tightly.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or system that comprises the element.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium (e.g., ROM/RAM, magnetic disk, optical disk) as described above and includes instructions for enabling a terminal device (e.g., a mobile phone, a computer, a terminal, or a network device) to execute the method according to the embodiments of the present invention.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. A spacer, characterized in that the spacer comprises:
a body;
the positioning column is arranged at one end of the body; and
the connecting piece, the connecting piece set up in the body connect in one side of reference column.
2. The spacer according to claim 1, wherein the connector is a magnetic member or an adhesive member.
3. The positioning member according to claim 1, wherein the connecting member is sleeved on the positioning column, and the connecting member is fixedly connected to the body.
4. The positioning element according to claim 1, wherein a guiding portion is disposed at an end of the body facing away from the positioning column, and axial lines of the guiding portion, the body, the connecting member and the positioning column are on the same straight line.
5. The spacer according to claim 4, wherein the guiding portion is a conical member having a cross-sectional area decreasing away from the body.
6. The spacer according to any one of claims 1 to 5, wherein the guide portion, the body, the connector and the positioning post in the spacer are integrally formed.
7. The method for installing the backboard assembly by the positioning piece according to any one of claims 1 to 6, wherein the backboard assembly comprises a backboard and a light bar, and the method for installing the backboard assembly comprises the following steps:
inserting and mounting the positioning column of the positioning piece in a first positioning hole of a back plate, wherein the surface of one side of the connecting piece, which is far away from the body, is detachably attached and fixed with the surface of the back plate;
sequentially enabling a second positioning hole of the light bar to penetrate through the guiding part, the body and the connecting piece of the positioning piece, and fixing the light bar and the back plate;
and taking out the positioning piece from the second positioning hole of the lamp strip.
8. The mounting method of claim 7, wherein the step of sequentially passing the second positioning hole of the light bar through the guiding portion, the body and the connector of the positioning member to fix the light bar to the back plate comprises:
sequentially enabling the second positioning hole of the lamp strip to penetrate through the guide part, the body and the connecting piece of the positioning piece, and adhering the back adhesive of the lamp strip to the surface of the back plate;
detecting the bonding area of the light bar and the back plate;
and when the bonding area of the light bar and the back plate is larger than a preset threshold value, executing the step of taking out the positioning piece from the second positioning hole of the light bar.
9. A back panel assembly comprising a light bar and a back panel, the back panel assembly being mounted using the method of any of claims 7 to 8 based on the spacer of any of claims 1 to 6.
10. A display device, characterized in that the display device comprises a backplane assembly according to claim 9.
CN201911422946.6A 2019-12-31 2019-12-31 Positioning piece, backboard assembly, mounting method of backboard assembly and display device Active CN111123583B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201911422946.6A CN111123583B (en) 2019-12-31 2019-12-31 Positioning piece, backboard assembly, mounting method of backboard assembly and display device
PCT/CN2020/124845 WO2021135589A1 (en) 2019-12-31 2020-10-29 Positioning piece, back plate assembly and installation method therefor, and display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911422946.6A CN111123583B (en) 2019-12-31 2019-12-31 Positioning piece, backboard assembly, mounting method of backboard assembly and display device

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CN111123583A true CN111123583A (en) 2020-05-08
CN111123583B CN111123583B (en) 2022-03-08

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WO (1) WO2021135589A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021135589A1 (en) * 2019-12-31 2021-07-08 深圳Tcl数字技术有限公司 Positioning piece, back plate assembly and installation method therefor, and display device

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