CN207114948U - Vacuum tool for backlight white point detection - Google Patents
Vacuum tool for backlight white point detection Download PDFInfo
- Publication number
- CN207114948U CN207114948U CN201721152644.8U CN201721152644U CN207114948U CN 207114948 U CN207114948 U CN 207114948U CN 201721152644 U CN201721152644 U CN 201721152644U CN 207114948 U CN207114948 U CN 207114948U
- Authority
- CN
- China
- Prior art keywords
- bag body
- groove
- plate
- backlight
- white point
- Prior art date
- 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.)
- Expired - Fee Related
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- Planar Illumination Modules (AREA)
Abstract
The utility model provides a kind of vacuum tool for backlight white point detection, including placing plate and bag body, place plate and be provided with the power supply module being used for for detected backlight module power supply, bag body is the transparent bag body of one end open, bag body is placing the upper surface of plate by sticking double faced adhesive tape, place plate and be provided with the first groove, the cushion block being adapted to the first groove is embedded with first groove, cushion block is provided with the second groove vertically, place the depression bar that plate is provided with the openend for being used to coordinate the second groove hermetic bag body, bag body is provided with flexible pipe, the inner chamber of one end connection bag body of flexible pipe, the other end of flexible pipe connects with vavuum pump.The utility model can detect backlight white point, will not cause scratch to diaphragm again and weigh wounded；And detected backlight module entire surface is disposably compressed comprehensively, disposably with regard to that can detect all backlight white points, improves operating efficiency.
Description
Technical field
The utility model belongs to display device detection device technical field, specifically a kind of for the true of backlight white point detection
Empty tool.
Background technology
, it is necessary to the detection of backlight white point be carried out to backlight module, to ensure backlight module after backlight module assembled formation
Optical quality, at present to backlight module carry out backlight white point detection when the front of backlight module is entered using pressing plate more
Row pressing, so that backlight matrix is mutually adjacent to, foreign matter is better emerged from out with this.But make backlight film in this way
The mode that piece is mutually adjacent to has the following disadvantages：1st, because be solid-state pressing, firmly it is slightly larger diaphragm will be caused scratch or
Weigh wounded；2nd, operating personnel exerts oneself uneven, if firmly small can not examine white point.
Utility model content
The purpose of this utility model is to provide a kind of vacuum tool for being used for backlight white point detection rational in infrastructure, can
Backlight white point is detected, scratch will not be caused to diaphragm again or weighed wounded.
The purpose of this utility model realizes that it includes placing plate and bag body, described to put by such technical scheme
To put plate and be provided with the power supply module being used for for detected backlight module power supply, the bag body is the transparent bag body of one end open,
The bag body is placing the upper surface of plate by sticking double faced adhesive tape, and the openend of the bag body is towards power supply module, the placement
Plate is provided with the first groove, and for first groove parallel to the edge of the openend of bag body, first groove is located at bag body
The lower section of openend, the cushion block being adapted to the first groove is embedded with first groove, and the cushion block is provided with second vertically
Groove, the cushion block are made up of soft elastic material, and the plate of placing is provided with the opening for being used for coordinating the second groove hermetic bag body
The depression bar at end, the bag body are provided with flexible pipe, the inner chamber of one end connection bag body of the flexible pipe, the other end of the flexible pipe with it is true
Empty pump connection.
Further, the both ends of the depression bar are equipped with support bar, and the support bar is perpendicular to the depression bar, the support
One end of bar is fixed on depression bar, and the other end is connected through the hinge on plate is placed.
Further, the lower edge of the cross section of second groove is in circular arc, and the depression bar is circular rod member, described
The radian of the cross section of depression bar is equal to or less than the radian of the lower edge of the cross section of the second groove.
Further, the depression bar includes core bar and surrounding layer, and the surrounding layer is wrapped on the core bar, the outsourcing
Layer is made up of soft elastic material.
Further, the power supply module includes positive pole copper sheet and negative pole copper sheet, positive pole copper sheet and negative pole the copper sheet phase
It is fixed on the edge for placing plate side by side across a certain distance, is welded with positive wire on the positive pole copper sheet, on the negative pole copper sheet
It is welded with cathode conductor.
Further, it is described place plate be provided with four be used for support it is described placement plate columns, four columns
It is divided into four angular positions for placing plate.
By adopting the above-described technical solution, the utility model has the advantages of rational in infrastructure, it would be desirable to the backlight of detection
Module loading bag is internal, by the openend of depression bar and the fitted seal bag body of the second groove, using in vavuum pump suction bag body
Air, a bag body is tightened up under atmospheric pressure, the upside of bag body can be pressed on the front of backlight module, so as to detect
Backlight white point；And the utility model can reach the effect of scraper plate detection, turn avoid when being detected using scraper plate easily to diaphragm
Caused by scratch and weigh wounded, scratch will not be caused to diaphragm and is weighed wounded；And the disposable quilt of detected backlight module entire surface
Compress comprehensively, disposably with regard to all backlight white points can be detected, improve operating efficiency.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the cross-sectional view of depression bar in Fig. 1.
In figure, 1, place plate；2nd, bag body；3rd, the first groove；4th, cushion block；5th, the second groove；6th, depression bar；7th, flexible pipe；8th, prop up
Strut；9th, positive pole copper sheet；10th, negative pole copper sheet；11st, positive wire；12nd, cathode conductor；13rd, column；14th, core bar；15th, outsourcing
Layer.
Embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
Face combines and is specifically illustrating, and the utility model is expanded on further.
As shown in figure 1, the utility model includes placing plate 1 and bag body 2, placement plate 1, which is provided with, to be used for for the detected back of the body
The power supply module of optical mode group power supply, bag body 2 are the transparent bag of one end open, and bag body 2 is placing the upper of plate 1 by sticking double faced adhesive tape
End face, the openend of bag body 2 place plate 1 and are provided with the first groove 3, the first groove 3 is parallel to bag body 2 towards power supply module
The edge of openend, the first groove 3 are located at the lower section of the openend of bag body 2, are embedded with the first groove 3 suitable with the first groove 3
The cushion block 4 matched somebody with somebody, cushion block 4 are provided with the second groove 5 vertically, and cushion block 4 is made up of soft elastic material, place plate 1 and are provided with for matching somebody with somebody
The depression bar 6 of the openend of the hermetic bag body 2 of the second groove 5 is closed, bag body 2 is provided with flexible pipe 7, and one end of flexible pipe 7 connects the interior of bag body 2
Chamber, the other end of flexible pipe 7 connect with vavuum pump.The size of bag body 2 can be according to the detected backlight module of different size
Size determines that bag body 2 is transparent plastic bag, and the upper surface of cushion block 4 is equal with the upper surface for placing plate 1.
Support bar 8, which is used to depression bar 6 being hingedly connected at, places plate 1, and specifically, the both ends of depression bar 6 are equipped with support bar
8, support bar 8 is fixed on depression bar 6 perpendicular to depression bar 6, one end of support bar 8, and the other end, which is connected through the hinge, is placing plate 1
On.
Power supply module is used to power for detected backlight module, and specifically, power supply module includes positive pole copper sheet 9 and negative pole
Copper sheet 10, positive pole copper sheet 9 and negative pole copper sheet 10 phase are fixed on the edge for placing plate 1, the positive pole side by side across a certain distance
Positive wire 11 is welded with copper sheet 9, cathode conductor 12 is welded with the negative pole copper sheet 10.Positive wire 11 and cathode conductor
12 are connected with the both positive and negative polarity of power supply respectively, the both positive and negative polarity at the power on end of backlight module respectively with positive pole copper sheet 9 and negative pole copper
Piece 10 electrically connects.
Column 13, which is used to support, places plate 1, and specifically, that places plate 1 is provided with four for supporting the placement plate 1
Column 13, four columns 13 are divided into four angular positions for placing plate 1.
Use principle of the present utility model is：Backlight module is placed in bag body 2 by the openend of bag body 2 first,
Face-up, the power on end of backlight module of backlight module, stays in that bag is external, then by the power on end of backlight module
Positive pole and negative pole respectively with positive pole copper sheet 9 and negative pole copper sheet 10 are corresponding contacts, backlight module is switched on power, adhesive tape can be used
The power on end of backlight module is fixed at power supply module, keeps backlight module to switch on power with this, now backlight mould
Group is lit, then rotary supporting rod 8, depression bar 6 is turned to the position of the second groove 5, and depression bar 6 is pressed on into the second groove
In 5, the openend of bag 2 is pressed between the groove 5 of depression bar 6 and second and sealed, because the power on end of backlight module is equal
For flexible circuit, and cushion block 4 is made up of soft elastic material, applies certain pressure to depression bar 6 and can just enter the openend of bag body 2
Row sealing；Then vavuum pump (being not drawn into accompanying drawing) is started, vavuum pump can be so that the air in bag body 2 to be extracted out by soft 7, bag
Body 2 is tightened up under atmospheric pressure, and that side corresponding with backlight module of bag body 2 can be close on the diaphragm of backlight module,
And compress diaphragm, diaphragm can be to detect backlight white point after being compacted as much as possible.
The backlight module that detects will be needed to load in bag body 2, pass through the fitted seal bag body 2 of the groove 5 of depression bar 6 and second
Openend, using the air in vavuum pump suction bag body 2, bag body 2 is set to tighten up under atmospheric pressure, the upside meeting of bag body 2
The front of backlight module is pressed on, so as to detect backlight white point；And the utility model can reach the effect of scraper plate detection, again
Avoid when being detected using scraper plate and easily scratch and to be weighed wounded to caused by diaphragm, scratch will not be caused to diaphragm and is weighed wounded；And by
The backlight module entire surface of detection is disposably compressed comprehensively, disposably with regard to that can detect all backlight white points, is improved
Operating efficiency.
Preferably, in order that the groove 5 of depression bar 6 and second is bonded even closer, specifically, the horizontal stroke of second groove 5
The lower edge in section is in circular arc, and the depression bar 6 is circular rod member, and the radian of the cross section of the depression bar 6 is equal to or less than the
The radian of the lower edge of the cross section of two grooves 5.
As shown in Figure 2, it is preferable that in order to reach better seal effect to the openend of bag body 2, specifically, the pressure
Bar 6 includes core bar 14 and surrounding layer 15, and the surrounding layer 15 is wrapped on the core bar 14, and the surrounding layer 15 is by soft elastic material
Material is made.When depression bar 6 is pressed in the second groove 5, cushion block 4 and soft pack layer 15 can deform, and preferably seal depression bar 6 and pad
Gap between block 4, it is more preferable to the sealing effectiveness of the openend of bag body 2.
Embodiment of the present utility model is these are only, not thereby limits the scope of the claims of the present utility model, every profit
The equivalent structure made with the utility model specification and accompanying drawing content, directly or indirectly it is used in other related technology necks
Domain, similarly within scope of patent protection of the present utility model.
Claims (6)
1. the vacuum tool for backlight white point detection, it is characterised in that：Including placing plate and bag body, the placement plate is provided with
For the power supply module for detected backlight module power supply, the bag body is the transparent bag body of one end open, and the bag body leads to
Cross sticking double faced adhesive tape and placing the upper surface of plate, towards power supply module, the placement plate is provided with for the openend of the bag body
One groove, parallel to the edge of the openend of bag body, first groove is located under the openend of bag body first groove
It is square, the cushion block being adapted to the first groove is embedded with first groove, the cushion block is provided with the second groove, the pad vertically
Block is made up of soft elastic material, the depression bar placed plate and be provided with the openend for being used to coordinate the second groove hermetic bag body, institute
State bag body and be provided with flexible pipe, the inner chamber of one end connection bag body of the flexible pipe, the other end of the flexible pipe connects with vavuum pump.
2. the vacuum tool for backlight white point detection as claimed in claim 1, it is characterised in that：The both ends of the depression bar are equal
Provided with support bar, the support bar is fixed on depression bar perpendicular to the depression bar, one end of the support bar, and the other end passes through hinge
Chain link is on plate is placed.
3. the vacuum tool for backlight white point detection as claimed in claim 1, it is characterised in that：The horizontal stroke of second groove
The lower edge in section is in circular arc, and the depression bar is circular rod member, and the radian of the cross section of the depression bar is equal to or less than second
The radian of the lower edge of the cross section of groove.
4. the vacuum tool for backlight white point detection as claimed in claim 1, it is characterised in that：The depression bar includes core bar
And surrounding layer, the surrounding layer are wrapped on the core bar, the surrounding layer is made up of soft elastic material.
5. the vacuum tool for backlight white point detection as claimed in claim 1, it is characterised in that：The power supply module includes
Positive pole copper sheet and negative pole copper sheet, the positive pole copper sheet and negative pole copper sheet are mutually fixed on the edge for placing plate side by side across a certain distance,
Positive wire is welded with the positive pole copper sheet, cathode conductor is welded with the negative pole copper sheet.
6. the vacuum tool for backlight white point detection as claimed in claim 1, it is characterised in that：Set on the placement plate
There are four columns for being used to support the placement plate, four columns are divided into four angular positions for placing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721152644.8U CN207114948U (en) | 2017-09-08 | 2017-09-08 | Vacuum tool for backlight white point detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721152644.8U CN207114948U (en) | 2017-09-08 | 2017-09-08 | Vacuum tool for backlight white point detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207114948U true CN207114948U (en) | 2018-03-16 |
Family
ID=61587238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721152644.8U Expired - Fee Related CN207114948U (en) | 2017-09-08 | 2017-09-08 | Vacuum tool for backlight white point detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207114948U (en) |
-
2017
- 2017-09-08 CN CN201721152644.8U patent/CN207114948U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180316 Termination date: 20210908 |