CN218332207U - Detection tool for liquid crystal display screen - Google Patents
Detection tool for liquid crystal display screen Download PDFInfo
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- CN218332207U CN218332207U CN202222216740.1U CN202222216740U CN218332207U CN 218332207 U CN218332207 U CN 218332207U CN 202222216740 U CN202222216740 U CN 202222216740U CN 218332207 U CN218332207 U CN 218332207U
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Abstract
The utility model discloses a liquid crystal display's detection frock, include: the first shell is suitable for being tightly attached to a liquid crystal module of the liquid crystal display screen; the second shell is suitable for being arranged in a manner of being clung to a main control board of the liquid crystal display screen, and the second shell is detachably connected with the first shell; and the plug connector is arranged at the gap between the first shell and the second shell and used for driving the first shell to deform and enabling the liquid crystal module and the first shell to deform synchronously. According to the utility model discloses liquid crystal display's detection frock under the condition of not assembling liquid crystal display, can inspect liquid crystal module in advance and expose white spot, expose the light spot parameter under the deformation state to design the lectotype in earlier stage and match, promote product quality.
Description
Technical Field
The utility model belongs to the technical field of the display screen technique and specifically relates to a liquid crystal display's detection frock is related to.
Background
At present, a detection jig is usually used for testing a liquid crystal display screen in a natural and flat state so as to detect the parameters of white spots and light spots of the liquid crystal display screen.
However, after the lcd is assembled into a complete machine (a mobile phone or a flat plate product), different manufacturing processes can actually cause the lcd to generate different degrees of deformation, and the conventional detection jig cannot detect the parameters of the white spots and the light spots of the lcd under different flatness, which is not favorable for improving the product quality.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide a liquid crystal display's detection frock, it can be in under the unassembled state liquid crystal display and examine liquid crystal module dew point board, dew spot parameter under the different plane degree in advance to detect the frock to design the lectotype in earlier stage and match, promote product quality.
According to the utility model discloses liquid crystal display's detection frock, include: the first shell is suitable for being arranged in a manner of being attached to a liquid crystal module of the liquid crystal display screen; the second shell is suitable for being arranged in a manner of being attached to a main control panel of the liquid crystal display screen, and the second shell is detachably connected with the first shell; and the plug connector is arranged at a gap between the first shell and the second shell and used for driving the first shell to deform and enable the liquid crystal module and the first shell to deform synchronously.
According to the utility model discloses liquid crystal display's detection frock, can dismantle the first casing and the second casing of connection through the setting, and hug closely the setting with LCD module and first casing, hug closely the setting with main control board and second casing, can utilize the plug connector to peg graft to the clearance between first casing and the second casing, make first casing and LCD module take place synchronous deformation, thereby under the condition of not assembling liquid crystal display, can inspect the dew spot of liquid crystal module under the deformation state in advance, dew spot parameter, so that design lectotype matches earlier stage, promote product quality.
According to some embodiments of the present invention, the cross-sectional area of the plug connector is different, so that the degree of deformation of the first housing is changed by adjusting the length of the gap into which the plug connector is inserted.
According to some embodiments of the invention, the plug connector is a plug gauge.
According to some embodiments of the present invention, the liquid crystal module is disposed on one side of the first casing facing away from the second casing, the main control board is disposed on one side of the second casing and located between the liquid crystal module and the second casing.
In some embodiments, the main control board and the liquid crystal module are electrically connected through a flexible circuit board; the first shell is provided with an avoiding opening, and the flexible circuit board is suitable for penetrating through the avoiding opening so as to enable the liquid crystal module to be electrically connected with the main control board.
According to some embodiments of the utility model, the first casing with the LCD module bonds and links to each other, the second casing with the main control board bonds and links to each other.
According to some embodiments of the present invention, the first housing forms an annular frame body, and the shape of the annular frame body is the same as the shape of the outer periphery of the liquid crystal module and corresponds to the position of the outer periphery of the liquid crystal module; the second shell forms a plate to cover the annular frame, and the shape of the outer periphery of the second shell is the same as that of the outer periphery of the first shell, and the positions of the outer periphery of the second shell correspond to those of the outer periphery of the first shell.
According to a further embodiment of the present invention, the first housing and the second housing are connected by a fastener.
In some embodiments, the first housing is provided with a plurality of first connection holes arranged at intervals along the circumferential direction thereof, the second housing is provided with a plurality of second connection holes arranged at intervals along the circumferential direction thereof, the plurality of first connection holes and the plurality of second connection holes are in one-to-one correspondence in position, and the plurality of fasteners are respectively inserted through the corresponding first connection holes and the corresponding second connection holes.
According to the utility model discloses further embodiment, first casing and second casing are metal material spare.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
Additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is an exploded view of a detection tool for a liquid crystal display according to an embodiment of the present invention;
fig. 2 is a structural assembly diagram of the detection tool of the liquid crystal display according to the embodiment of the present invention.
Reference numerals:
the inspection tool 100 is used to inspect the workpiece,
a first housing 11, a first connection hole 111, a relief opening 112, a second housing 12, a second connection hole 121, a gap 13, a plug 14,
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
The following describes a detection tool 100 of the liquid crystal display 20 according to an embodiment of the present invention with reference to fig. 1 to 2.
As shown in fig. 1 and fig. 2, the detection tool 100 for the liquid crystal display 20 according to the embodiment of the present invention includes a first housing 11 and a second housing 12. The first casing 11 is suitable for being closely attached to a liquid crystal module 21 of the liquid crystal display 20, the second casing 12 is suitable for being closely attached to a main control panel 22 of the liquid crystal display 20, and the second casing 12 is detachably connected with the first casing 11.
Further, the detection tool 100 of the liquid crystal display 20 further includes a connector 14, the connector 14 is disposed in the gap 13 between the first housing 11 and the second housing 12, and the first housing 11 can be driven to deform through the connector 14, so that the liquid crystal module 21 and the first housing 11 can be deformed synchronously.
In this deformed state, the liquid crystal display panel 20 is not assembled and the liquid crystal module 21 is electrically connected to the main control board 22, so that it is possible to detect whether or not the liquid crystal module 21 has a white spot exposure or a light spot exposure in the deformed state.
According to the utility model discloses detection frock 100 of liquid crystal display 20, can dismantle first casing 11 and second casing 12 of connection through the setting, and hug closely the setting with liquid crystal module 21 and first casing 11, hug closely the setting with main control board 22 and second casing 12, can utilize plug connector 14 to plug in the clearance 13 between first casing 11 and the second casing 12, make first casing 11 and liquid crystal module 21 take place synchronous deformation, thereby under the condition of not assembling liquid crystal display 20, can inspect the dew point of liquid crystal module under the deformation state in advance, dew spot parameter, so that design lectotype matches in earlier stage, promote product quality.
Wherein, the cross-sectional area of plug connector 14 is different, through the length of adjusting plug connector 14 plug-in gap 13, can change the deformation degree of first casing 11 to change LCD module 21's deformation degree, under the condition of not assembling liquid crystal display 20, can inspect the dew spot of liquid crystal module under the condition of different deformation degrees, dew spot parameter in advance, make this detection frock 100 can reuse, guarantee the commonality that detects frock 100, thereby reduce cost.
Optionally, the plug 14 is a plug gauge. The feeler gauge is as a measuring tool, can be used for the size in measuring hole, and this application can make first casing 11 take place the deformation of different degrees for second casing 12 through setting up plug connector 14 into the feeler gauge, stretches into the length in clearance 13 between first casing 11 and the second casing 12 through the adjustment feeler gauge, because liquid crystal module 21 hugs closely the setting with first casing 11, consequently liquid crystal module 21 can warp with first casing 11 is synchronous to convenient follow-up inspection.
Wherein the thickness parameter of the plug gauge can be 0.1mm-1mm, so that the parameters of white spot exposure and light spot exposure of the liquid crystal module in a deformation state of 0.1mm-1mm can be tested
As shown in fig. 1 and 2, according to some embodiments of the present invention, the liquid crystal module 21 is disposed on a side of the first casing 11 facing away from the second casing 12, the main control board 22 is disposed on a side of the second casing 12 facing the first casing 11, and the main control board 22 is located between the liquid crystal module 21 and the second casing 12.
That is to say, the first casing 11 and the second casing 12 can enclose the main control board 22 to protect the main control board 22, and the liquid crystal module 21 can be electrically connected to the main control board 22 without affecting the performance parameters of the liquid crystal module 21 for subsequent inspection.
According to some embodiments of the present invention, the liquid crystal module 21 and the main control board 22 may be electrically connected through a flexible circuit board.
Specifically, as shown in fig. 1, the first housing 11 has an avoiding opening 112, and the flexible circuit board can pass through the avoiding opening 112, so as to electrically connect the liquid crystal module 21 and the main control board 22, and by setting the avoiding opening 112, the first housing 11 can be prevented from influencing the electrical connection between the liquid crystal module 21 and the main control board 22, and the performance parameters of the liquid crystal module 21 can be conveniently and subsequently checked without assembling the liquid crystal display screen 20.
Wherein, first casing 11 bonds with LCD module 21 and links to each other, and second casing 12 bonds with main control board 22 and links to each other, for example, can be connected together through the double faced adhesive tape respectively between first casing 11 and the LCD module 21, between second casing 12 and the main control board 22, and it is convenient to connect to whether follow-up inspection LCD module 21 exists the white spot of exposing, the spot problem of exposing.
As shown in fig. 1 and 2, according to some embodiments of the present invention, the first housing 11 forms an annular frame body, and the shape of the annular frame body is the same as the shape of the outer periphery of the liquid crystal module 21 and corresponds to the position of the outer periphery.
Thus, by providing the first housing 11 as an annular frame, not only can material be saved and cost be reduced, but also it is possible to facilitate driving the first housing 11 through the plug 14 to deform the liquid crystal module 21, so that the liquid crystal module can deform together with the first housing 11.
The first housing 11 may form a square ring frame, the liquid crystal module 21 forms a square plate, and the liquid crystal module 21 is disposed on a side of the first housing 11 facing away from the second housing 12.
Of course, the shapes of the first housing 11 and the liquid crystal module 21 may be rectangular, and may be selected according to actual conditions.
In some embodiments, the second housing 12 forms a plate having an outer perimeter that is the same shape and corresponds in position to the outer perimeter of the main control panel 22.
From this, through setting second casing 12 to the plate, can cover first casing 11 to can seal main control board 22 between LCD module 21 and second casing 12, form the protection to main control board 22, can also promote the structural strength of second casing 12, prevent that second casing 12 from taking place to warp, guarantee the connection reliability of first casing 11 and second casing 12.
As shown in fig. 1 and 2, in the present embodiment, the outer peripheries of the first housing 11 and the second housing 12 form a rectangle, the longitudinal direction of the first housing 11 and the second housing 12 extends along the line a-a in the figure, and the width direction of the first housing 11 and the second housing 12 extends along the line b-b in the figure.
The plug-in unit 14 can be inserted into one side gap 13 of the first casing 11 and the second casing 12 in the length direction, and the deformation degree of the first casing 11 can be changed by adjusting the plug-in unit 14, so that the subsequent inspection of the liquid crystal display screen 20 is facilitated.
According to the utility model discloses further embodiment, first casing 11 and second casing 12 pass through the fastener and connect, for example, first casing 11 and second casing 12 can realize connecting through a plurality of fasteners, simple structure, install and remove the convenience.
In some embodiments, the first housing 11 and the second housing 12 may be snap-fit or adhesively attached.
As shown in fig. 1, in some embodiments, the first housing 11 is provided with a plurality of first connection holes 111, the plurality of first connection holes 111 are arranged at intervals in a circumferential direction of the first housing 11, the second housing 12 is provided with a plurality of second connection holes 121, and the plurality of second connection holes 121 are arranged at intervals in a circumferential direction of the second housing 12.
Wherein, a plurality of first connecting holes 111 and a plurality of second connecting hole 121 position one-to-one, a plurality of fasteners wear to locate corresponding first connecting hole 111 and second connecting hole 121 respectively to guarantee the connection reliability of first casing 11 and second casing 12, make first casing 11 can take place to warp under the effect of plug connector 14, make liquid crystal module 21 can take place to warp with first casing 11 together.
In some examples, the fastener is a screw, and at least one of the first connection hole 111 and the second connection hole 121 may form a threaded hole.
According to the utility model discloses further embodiment, first casing 11 and second casing 12 are metal material spare, guarantee first casing 11 and second casing 12's structural strength, make it can take place the deformation of different degree to can make liquid crystal module 21 take place the deformation of different degree, guarantee under the condition of not assembling liquid crystal display 20, can inspect liquid crystal module in advance the dew point under the deformation state, dew point parameter, so that earlier stage design lectotype matches, promote product quality.
The first housing 11 and the second housing 12 may be made of aluminum.
The following describes the detection tool 100 for the lcd 20 according to the present invention with reference to the drawings.
As shown in fig. 1 and 2, the inspection tool 100 for the liquid crystal display panel 20 includes a first housing 11, a second housing 12, and a connector 14.
The second housing 12 forms a rectangular plate member, and a plurality of second connection holes 121 are provided near the outer circumferential edge of the second housing 12, and the plurality of second connection holes 121 are arranged at intervals in the circumferential direction of the second housing 12.
The first housing 11 and the second housing 12 are made of aluminum, and the first housing 11 and the second housing 12 are connected by a plurality of fasteners.
The plug 14 is inserted into the gap between the first housing 11 and the second housing 12, and the deformation resistance of the second housing 12 is higher than that of the first housing 11 due to the difference in the structures of the first housing 11 and the second housing 12, so that the first housing 11 can be deformed compared to the second housing 12 at the initial stage of adjustment of the plug 14.
The liquid crystal module 21 of the liquid crystal display panel 20 is disposed on the side of the first housing 11 facing away from the second housing 12, and the liquid crystal module 21 is adhesively bonded to the first housing 11, so that the liquid crystal module 21 can be deformed in synchronization with the first housing 11,
the main control board 22 of liquid crystal display 20 sets up the one side towards first casing 11 at second casing 12 to main control board 22 links to each other with second casing 12 bonding, and main control board 22 is located between liquid crystal display 21 and the second casing 12, and main control board 22 is connected through the flexible circuit board with liquid crystal module 21 and the flexible circuit board passes through the mouth 112 of dodging of first casing 11.
According to the utility model discloses liquid crystal display 20's detection frock 100 under the condition of not assembling liquid crystal display 20, can inspect liquid crystal module's the white spot of exposure, the spot parameter of exposure under the deformation state in advance to the type matching is selected in earlier stage design, promotes product quality, and this detection frock 100 can reuse, and the commonality is good and the cost is lower, can simulate the biggest anti flatness data of liquid crystal module under the different deformation degree of positive and negative direction.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Other configurations and operations of the liquid crystal display 20 and the like according to the embodiment of the present invention are known to those skilled in the art and will not be described in detail herein.
In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means 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 present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The utility model provides a liquid crystal display's detection frock, its characterized in that includes:
the first shell is suitable for being arranged in a manner of being attached to a liquid crystal module of the liquid crystal display screen;
the second shell is suitable for being arranged in a manner of being attached to a main control panel of the liquid crystal display screen, and the second shell is detachably connected with the first shell;
and the plug connector is arranged at a gap between the first shell and the second shell and used for driving the first shell to deform and enable the liquid crystal module and the first shell to deform synchronously.
2. The detection tool for the liquid crystal display screen according to claim 1, wherein the cross-sectional areas of the plug-in connectors are different, so that the deformation degree of the first shell is changed by adjusting the length of the gap into which the plug-in connectors are inserted.
3. The liquid crystal display's detection frock of claim 1, characterized in that, the plug connector is the plug gauge.
4. The detection tool for the liquid crystal display screen according to claim 1, wherein the liquid crystal module is disposed on a side of the first casing opposite to the second casing, and the main control board is disposed on a side of the second casing facing the first casing and between the liquid crystal module and the second casing.
5. The liquid crystal display detection tool according to claim 4, wherein the main control board is electrically connected with the liquid crystal module through a flexible circuit board;
the first shell is provided with an avoidance port, and the flexible circuit board is suitable for penetrating through the avoidance port so as to enable the liquid crystal module to be electrically connected with the main control board.
6. The liquid crystal display detection tool according to claim 1, wherein the first shell is bonded to the liquid crystal module, and the second shell is bonded to the main control board.
7. The detection tool for the liquid crystal display screen according to claim 1,
the first shell forms an annular frame body, and the shape of the annular frame body is the same as the shape of the outer periphery of the liquid crystal module and corresponds to the position of the outer periphery of the liquid crystal module;
the second shell forms a plate to cover the annular frame, and the shape of the outer periphery of the second shell is the same as that of the outer periphery of the first shell and corresponds to the position of the outer periphery of the first shell.
8. The liquid crystal display screen detection tool according to any one of claims 1 to 7, wherein the first housing and the second housing are connected by a fastener.
9. The detection tool for the liquid crystal display screen according to claim 8, wherein the first housing is provided with a plurality of first connection holes arranged at intervals along a circumferential direction thereof, the second housing is provided with a plurality of second connection holes arranged at intervals along a circumferential direction thereof,
the first connecting holes are in one-to-one correspondence with the second connecting holes, and the fasteners penetrate through the corresponding first connecting holes and the corresponding second connecting holes respectively.
10. The liquid crystal display screen detection tool according to any one of claims 1 to 7, wherein the first shell and the second shell are both made of metal materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222216740.1U CN218332207U (en) | 2022-08-22 | 2022-08-22 | Detection tool for liquid crystal display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222216740.1U CN218332207U (en) | 2022-08-22 | 2022-08-22 | Detection tool for liquid crystal display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218332207U true CN218332207U (en) | 2023-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222216740.1U Active CN218332207U (en) | 2022-08-22 | 2022-08-22 | Detection tool for liquid crystal display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218332207U (en) |
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2022
- 2022-08-22 CN CN202222216740.1U patent/CN218332207U/en active Active
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