CN202093059U - Detection device for liquid crystal display device - Google Patents
Detection device for liquid crystal display device Download PDFInfo
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- CN202093059U CN202093059U CN2011202027778U CN201120202777U CN202093059U CN 202093059 U CN202093059 U CN 202093059U CN 2011202027778 U CN2011202027778 U CN 2011202027778U CN 201120202777 U CN201120202777 U CN 201120202777U CN 202093059 U CN202093059 U CN 202093059U
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Abstract
A detection device for a liquid crystal display device comprises a base, a support for placing the liquid crystal display device, and an electrical detection box, wherein the base is fixedly arranged with the electrical detection box; and the diction device also includes a rotating part, and the rotating part is connected with the support and the base. With the adoption of the technical scheme, the working efficiency of visual angle detection of the liquid crystal display device is improved, and the waste of detection equipment is reduced.
Description
Technical field
The utility model relates to the pick-up unit of the electrical measurement fixture technology, particularly liquid crystal indicator of liquid crystal indicator.
Background technology
Along with the continuous development of lcd technology, liquid crystal indicator more and more uses in televisor, computer screen.Liquid crystal indicator mainly comprises LCD MODULE, and LCD MODULE mainly comprises display panels and backlight.Display panels is a hierarchy, and the material difference of every layer of structure is comprising layer of liquid crystal molecule.Display panels and assembling backlight, the energising back produces electric field between the upper and lower base plate of display panels, cause liquid crystal molecule to be distorted.After the light of generation backlight entered liquid crystal layer, because the distortion of liquid crystal molecule, passing through of control light formed visible image.
Because light enters liquid crystal layer, reverses control by liquid crystal molecule, therefore existing certain directivity exceeds the certain angle scope, will produce the phenomenon of color distortion when watching screen.Just there is a visible angle in this, and the user can be from different directions all the elements on the view screen clearly in the scope of visible angle.For guaranteeing the quality of liquid crystal indicator, can carry out the visual angle to liquid crystal indicator usually and detect, guarantee that the visible angle of liquid crystal indicator reaches production standard.
The present pick-up unit that uses, the visual angle of its detection is fixed, if the visual angle of change detection need adjust testing staff's position angle or repeatedly integral body move pick-up unit and change the visual angle.On the one hand, owing to need to adjust testing staff's position, so the testing staff needs the viewing angle of real time altering oneself, and this not only expends testing staff's muscle power, and can prolong detection time, reduces the work efficiency of visual angle detection; On the other hand,, adjust or move pick-up unit repeatedly because pick-up unit mostly be exact instrument, bigger to its infringement, and can influence the quality of detection, control the angle running accuracy.
Application number is 200410080886.1 application for a patent for invention, discloses a kind of smelting tool of panel device of testing electrical properties, carries out short circuit, opens circuit and the testing electrical property of flaw such as electric leakage in order to counter plate.But the work efficiency that the visual angle of how to improve liquid crystal indicator is detected reduces the consume to checkout equipment, becomes the visual angle testing problem demanding prompt solution of present liquid crystal indicator.
The utility model content
The problem that the utility model solves is to improve the work efficiency of the visual angle detection of liquid crystal indicator, reduces the consume to checkout equipment.
For addressing the above problem, the utility model a kind of pick-up unit of liquid crystal indicator is provided, comprise base, place the support and the electrical measurement box of display panel, described base fixedly mounts with described electrical measurement box, also comprises:
Rotation section, described rotation section connect described support and described base.
Optionally, the pick-up unit of described liquid crystal indicator also comprises backlight luminous board, is installed on the described support.
Optionally, described rotation section comprises:
First rotation axis, level are installed on the described base;
Connecting portion, one end are fixed in the described vertical rotating shaft;
Second rotation axis is installed on the other end of described connecting portion, and the axis direction of described second rotation axis is perpendicular to the axis direction of described first rotation axis;
Described support is installed on described second rotation axis.
Optionally, the pick-up unit of described liquid crystal indicator also comprises:
First detent is fixed in an end of described first rotation axis, has first mounting hole on described first detent, and described base has first brake hole that matches with described first mounting hole;
Second detent is fixed in an end of described second rotation axis, has second mounting hole on described second detent, and described connecting portion has second brake hole that matches with described second mounting hole;
First brake bars is when inserting described first mounting hole and first brake hole, to described first rotation axis braking;
Second brake bars is when inserting described second mounting hole and second brake hole, to described second rotation axis braking.
Optionally, the pick-up unit of described liquid crystal indicator also comprises:
Toggle switch, first cable wire and second cable wire,
One end of described first cable wire links to each other with described toggle switch, and the other end links to each other with described first brake bars;
One end of described second cable wire links to each other with described toggle switch, and the other end links to each other with described second brake bars,
Wherein, described toggle switch affects described first brake bars to insert described first mounting hole and first brake hole by described first cable wire or extracts, and affects described second brake bars to insert described second mounting hole and second brake hole or extracts by described second cable wire.
Optionally, described toggle switch comprises handle, bolt, pull bar and sliding shoe, and described handle is connected with an end of described pull bar by described bolt, and described handle rotates around described bolt;
Described sliding shoe is fixed on the other end of described pull bar;
One end of described first cable wire and an end of second cable wire are connected on the described sliding shoe.
Optionally, described toggle switch is installed on the described base.
Optionally, described toggle switch also comprises spring, and described spring is set on the described pull bar.
Optionally, described first brake bars and described second brake bars are pin.
Optionally, described first detent is provided with first movement slots, and the pick-up unit of described liquid crystal indicator also comprises first restraint nail that is installed on the described base, and described first restraint nail stretches in described first movement slots.
Optionally, described first movement slots is shaped as 1/4 circular arc.
Optionally, described connecting portion is provided with second movement slots, and the pick-up unit of described liquid crystal indicator also comprises second restraint nail that is installed on described second detent, and described second restraint nail stretches in described second movement slots.
Optionally, described second movement slots is shaped as 1/4 circular arc.
Optionally, described first detent is provided with first protractor, and described connecting portion is provided with second protractor.
Compared with prior art, the utlity model has following advantage:
The pick-up unit of the liquid crystal indicator of technical solutions of the utility model is provided with the rotation section, and support can rotate by described rotation section, thereby changes the test angle of liquid crystal indicator.After on the support backlight luminous board being installed, the pick-up unit of the liquid crystal indicator of technical solutions of the utility model can also be in order to detect display panels.
Specifically, described rotation section comprises first rotation axis, second rotation axis and connecting portion, and wherein the first rotation axis level is installed on the base, and second rotation axis is installed on the connecting portion, and the axis direction of second rotation axis is perpendicular to the axis direction of first rotation axis.By be provided with first rotation axis and second rotation axis realize support spatially vertical rotation and horizontally rotate.Liquid crystal indicator is placed on the support, liquid crystal indicator also and then rotates in the time of swinging mounting, change the rotational angle of support, just change the rotational angle of liquid crystal indicator, can carry out the visual angle in different angles to liquid crystal indicator easily like this and detect.
Further, the pick-up unit of the liquid crystal indicator of present embodiment also is provided with detent respectively on first rotation axis and second rotation axis, and detent is provided with brake hole, is provided with the mounting hole that cooperates with brake hole on base and connecting portion, also is provided with the brake bars that cooperates detent to use.When brake bars inserts mounting hole and brake hole simultaneously,, support is fixed on some angles more firmly, prevents that support from sliding, be beneficial to the visual angle detection of the liquid crystal indicator that is placed on it being carried out fixed angle the rotation axis braking.
The pick-up unit of the liquid crystal indicator of present embodiment also is provided with toggle switch, first cable wire and second cable wire, and an end of cable wire is connected with brake bars, and the other end links to each other with toggle switch.Change the on off state of toggle switch, drop cable wire, thereby affect brake bars to insert mounting hole and brake hole or extract.By the operation toggle switch, the better control brake bolt state that inserts or extract, thus also just control the rotation of second rotation axis and first rotation axis or fixing easily, be easier to operate.
Described toggle switch also comprises spring, when stirring described toggle switch, described spring is compressed, when described toggle switch is gone back to original position, the springback of compression also promotes described sliding shoe, and then promotes brake bars by cable wire, makes brake bars insert brake hole and mounting hole, pin rotation axis, prevent that support from rotating.For strengthening the control of described toggle switch,
In addition, the pick-up unit of the liquid crystal indicator of present embodiment also is provided with restraint nail and movement slots, and the restraint nail moves along movement slots, and movement slots is generally 1/4 circular arc.Movement slots can the standard rotation axis movement locus, not only make described support better rotate, but also help avoiding described support to rotate excessively the problem that deviation is excessive so that influence detects.
Description of drawings
Fig. 1 is the stereographic map of the pick-up unit of the liquid crystal indicator that provides of the utility model embodiment;
Fig. 2 is the rear view of the pick-up unit of the liquid crystal indicator that provides of the utility model embodiment;
Fig. 3 is the right view of the pick-up unit of the liquid crystal indicator that provides of the utility model embodiment;
Fig. 4 is the left view of the pick-up unit of the liquid crystal indicator that provides of the utility model embodiment;
Fig. 5 is the front elevation of the pick-up unit of the liquid crystal indicator that provides of the utility model embodiment;
Fig. 6 is the explosive view of second detent that provides of the utility model, second brake bars, connecting portion and second restraint nail;
Fig. 7 is the explosive view at another visual angle of second detent that provides of the utility model, second brake bars, connecting portion and second restraint nail;
Fig. 8 is a kind of blast structural drawing of the toggle switch that provides of the utility model embodiment;
Fig. 9 is the synoptic diagram that toggle switch that the utility model embodiment provides is in closed condition;
Figure 10 is the synoptic diagram that toggle switch that the utility model embodiment provides is in open mode.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making all other embodiment that obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
The utility model provides a kind of pick-up unit of liquid crystal indicator, comprises the support and the electrical measurement box of base, placement display panel, described base and the fixed installation of described electrical measurement box, and the pick-up unit of described liquid crystal indicator also comprises:
Rotation section, described rotation section connect described support and described base.
Described rotation section can be wheelwork or part commonly used such as ball, rotation axis, gear.Further, described rotation section comprises:
First rotation axis, level are installed on the described base;
Connecting portion, one end are fixed on described first rotation axis;
Second rotation axis is installed on the other end of described connecting portion, and the axis direction of described second rotation axis is perpendicular to the axis direction of described first rotation axis;
Described support is fixed on described second rotation axis.
Described support can be weldingly fixed on described second rotation axis, also can be fixed on described second rotation axis by other parts or device.
In actual design, the pick-up unit of described liquid crystal indicator can be made adaptive modification as required on structure and annexation.Below with a specific embodiment explanation.
Fig. 1 is the stereographic map of the pick-up unit of the liquid crystal indicator that provides of the utility model embodiment, below in conjunction with Fig. 1, the concrete technical scheme of present embodiment is described, as can be seen from Figure 1, the pick-up unit 100 of liquid crystal indicator comprises: the support 1 of base 2 and placement liquid crystal indicator also comprises:
Connecting portion (be blocked among the figure, do not show), the one end is fixed on described first rotation axis 3;
Second rotation axis (be blocked among the figure, show) is installed on the other end of described connecting portion, and the axis direction of described second rotation axis is perpendicular to the axis direction of described first rotation axis 3;
Described support 1 is installed on described second rotation axis.
The visible angle of liquid crystal indicator comprises two indexs of horizontal visible angle and vertical visible angle.Liquid crystal indicator is generally rectangle, has two axis of symmetry.Horizontal visible angle is represented to be as the criterion with the vertical axis of symmetry of liquid crystal indicator, still can see display image normally on the position of described vertical axis of symmetry left or right-hand certain angle, this angular range is exactly the horizontal visible angle of liquid crystal indicator; Equally, if be as the criterion, just be called vertical visible angle in described horizontal symmetry axis visible angle up and down with horizontal symmetry axis.Generally speaking, visible angle is changed to reference standard with contrast.When viewing angle strengthened, the contrast of the display image that this position is seen can descend, for example, liquid crystal indicator, when angle is increased to a certain degree, contrast drops at 10: 1 o'clock, and this angle is exactly the maximum visual angle of this liquid crystal indicator.
In view of the foregoing, the visible angle of liquid crystal indicator comprises two indexs of horizontal visible angle and vertical visible angle, therefore is provided with first rotation axis 3 and second rotation axis.In the present embodiment, under original state, first rotation axis 3 is parallel to surface level, second rotation axis is vertical with first rotation axis 3, and under original state, perpendicular to surface level, support 1 promptly can rotate around first rotation axis 3, also can rotate around second rotation axis.In other embodiments, both can exchange, and that is to say first rotation axis 3 perpendicular to surface level, and second rotation axis is parallel to surface level.
Support 1 can rotate around first rotation axis 3, also can rotate around second rotation axis.Because support 1 is used for placing liquid crystal indicator, so the angle that support 1 rotates can be equal to the angle that liquid crystal indicator fixed thereon rotates.
Be provided with connecting portion between base 2 and support 1, first rotation axis 3 is installed on the base 2, and second rotation axis is installed on the connecting portion.By first rotation axis 3 and second rotation axis are set, can realize support 1 in the space up and down or about upset, be convenient to carry out the visual angle and detect to being arranged on liquid crystal indicator on the support 1, need not the testing staff and constantly change the visual angle of oneself.
The axis direction of second rotation axis makes things convenient for the testing staff to control the angle of rotation perpendicular to the axis direction of first rotation axis 3, and deviation appears in the angle of avoiding rotating, and improves the precision of the visual angle detection of liquid crystal indicator.
Rotate the support 1 of placing liquid crystal indicator, just can adjust the angle of putting of liquid crystal indicator, do not need the testing staff to adjust the position of self, also do not need integral body to move pick-up unit.This has overcome, and the viewing angle of testing staff's real time altering oneself is carried out the problem that the visual angle is detected, and has avoided repeatedly the whole pick-up unit of moving liquid crystal indicator, reduces the equipment consume to the pick-up unit of liquid crystal indicator.
Continuation is with reference to figure 1, and base 2 is fixed on the electrical measurement programmed control box 200, and electrical measurement programmed control box 200 is used for providing power supply signal, test signal and sweep trace, data line signal etc. to the liquid crystal indicator that is positioned on the support 1.Liquid crystal indicator needs energising in testing process, base 2 is fixed on the electrical measurement programmed control box 200, can provide power supply signal or other signals for liquid crystal indicator easily.In real work, also can use the power supply of the alternative electrical measurement programmed control box 200 of other devices, for example, accumulator, dry cell etc.
Fig. 2 is the rear view of the pick-up unit of the liquid crystal indicator that provides of the utility model embodiment, and Fig. 3 is the right view of the pick-up unit of the liquid crystal indicator that provides of the utility model embodiment, describes in detail below in conjunction with Fig. 2 and Fig. 3.
Among Fig. 2, four-headed arrow B represents the rotation direction of second rotation axis 4.Second rotation axis 4 can be along four-headed arrow B, left rotation and right rotation, thus support 1 is around second rotation axis, 4 left-right rotation.Generally between 0 °-90 °, so the angle of support 1 left-right rotation also is this scope to second rotation axis 4 along the scope of its axis left-right rotation.Among Fig. 3, four-headed arrow A represents the rotation direction of first rotation axis 3.First rotation axis 3 can rotate along its axis according to the direction of four-headed arrow A, thereby support 1 rotates up and down around first rotation axis 3.The angular range that first rotation axis 3 rotates up and down is generally between 0 °-120 °, so the angle that support 1 rotates up and down also is this scope.
The product that comprises liquid crystal indicator of Chu Shouing in the market, for example the visible angle of televisor screen, computer display, mobile phone display screen, electronic reader display screen etc. all is symmetrical, but symmetry not necessarily up and down.In addition, the display mode difference of display panels, its visible angle is also different.For example, the visual angle of TN type display panels is smaller, and the visual angle of IPS type display panels is bigger.
As a preferred embodiment, the pick-up unit 100 of liquid crystal indicator also comprises brake structure.Fig. 4 is the left view of the pick-up unit of the liquid crystal indicator that provides of the utility model embodiment, and Fig. 5 is the front elevation of the pick-up unit of the liquid crystal indicator that provides of the utility model embodiment.Describe in detail below in conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the pick-up unit 100 of liquid crystal indicator also comprises:
First detent 5 is fixed in an end of first rotation axis 3, has first mounting hole 6 on first detent 5, and base 2 has first brake hole (be blocked among the figure, show) that matches with first mounting hole 6;
First brake bars 91 is when inserting first mounting hole 6 and first brake hole, to 3 brakings of first rotation axis;
Second brake bars is when inserting second mounting hole and second brake hole, to 4 brakings of second rotation axis.
Fig. 6 is the explosive view of second detent that provides of the utility model, second brake bars, connecting portion and second restraint nail, and Fig. 7 is the explosive view at another visual angle of the utility model second detent, second brake bars, connecting portion and second restraint nail that provide.The work principle of working in coordination of first detent, first brake hole and first brake bars is identical with the work principle of working in coordination of second detent, second brake hole and second brake bars, below in conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 6 and Fig. 7, its principle is described.
Referring to Fig. 2, Fig. 6 and Fig. 7, second rotation axis 4 is by hole 4c, wears to be installed on the connecting portion 12, and its two ends are connected with hole 4a, 4b on second detent 55 respectively, and second rotation axis 4 drives 55 rotations of second detent when rotating.
Second brake bars 71, be located at second mounting hole 77 on second detent 55 and be located at second brake hole 72 on the connecting portion 12, the three is used.Second brake bars 71 is generally pin, mechanical component such as screw.The transversal section of second mounting hole 77 and second brake hole 72 is circular, and radius equates.In the present embodiment, the transversal section of second brake bars 71 also is circular, and radius equates with the radius of above-mentioned two circles or be smaller, can insert in second mounting hole 77 and second brake hole 72 to guarantee second brake bars 71.Certainly, the shape of the transversal section of second mounting hole 77, second brake hole 72 and second brake bars 71 also can be other figures, can insert second mounting hole 77 and second brake hole 72 is as the criterion with second brake bars 71.
When second brake bars 71 inserts in second mounting hole 77 and second brake hole 72 simultaneously, stretch into the part in second brake hole 72 on second brake bars 71, hindered the rotation of second detent 55.Owing to when second rotation axis 4 rotates, drive second detent 55 and rotate, if the rotation of second detent 55 is hindered, also will cause second rotation axis 4 to be difficult to rotate, therefore braking action has been played in the rotation of 71 pairs second rotation axiss 4 of second brake bars.
When second brake bars 71 was extracted from second brake hole 72, second detent 55 was in free state, can rotate.Rotate second rotation axis 4 this moment, and second detent 55 that is in free state is along with second rotation axis 4 rotates together.
With reference to figure 1 and Fig. 3, in like manner, when first brake bars 91 inserted first mounting hole 6 and first brake hole simultaneously, first brake bars 91 stretched into the part in first mounting hole 6, had hindered the rotation of first detent 5.Owing to when first rotation axis 3 rotates, drive first detent 5 and rotate, if the rotation of first detent 5 is hindered, also will cause first rotation axis 3 to be difficult to rotate, therefore braking action has been played in the rotation of 91 pairs first rotation axiss 3 of first brake bars.
When first brake bars 91 was extracted from first mounting hole 6, first detent 5 was in free state, can rotate.Rotate first rotation axis 3 this moment, and first detent 5 that is in free state is along with first rotation axis 3 rotates together.
Difference according to specific embodiment, the direction of brake bars (abbreviation of first brake bars and second brake bars) insertion brake hole (abbreviation of first brake hole and second brake hole) and mounting hole (abbreviation of first mounting hole and second mounting hole) can be different, can be that brake bars is extracted brake hole, detent (abbreviation of first detent and second detent) can be rotated, also can be that brake bars is extracted mounting hole, detent can be rotated.But brake bars is identical to the principle of work of rotation axis (abbreviation of first rotation axis and second rotation axis), can do adaptability revision as the case may be.
Referring to Fig. 3 and Fig. 6, the support 1 and second detent 55 are mounted in together.Referring to Fig. 6, support 1 is installed together by the mounting plane 551 and second detent 55.The support 1 general insulating material that adopts is made, and is fixed on the mounting plane 551 by rivet usually, like this can be so that support 1 more firm being installed on second detent 55.
In addition, because the size of liquid crystal indicator differs, scope is generally in the 2-12 inch.Support 1 can be provided with size according to the size of liquid crystal indicator to be detected, and mounting plane 551 also can carry out corresponding size setting according to the size of support 1.Support 1 is set to 5 inches sizes, can place the liquid crystal indicator that is used on the mobile phone; Be set to the 5-12 inch, can place the liquid crystal indicator that is used on the electronic reader; Also can be set to bigger size is used for the liquid crystal indicator on the computing machine in order to placement or is used for liquid crystal indicator on the televisor.Accordingly, also can be along with the variation of the size of support 1 and changes in the fixed position of the size of mounting plane 551 and rivet.
Mounting hole 3a is used to install first rotation axis, 3, the first rotation axiss, 3 penetrating mounting holes 3a among Fig. 6, is installed in the connecting portion 12.Install with base 2 respectively at the two ends of first rotation axis 3, and wherein an end has also fixedly mounted first detent 5 as shown in Figure 3.When connecting portion 12 rotates around first rotation axis 3, rotate, also can drive support 1 except driving first detent 5.
In conjunction with Fig. 3 and Fig. 6, second rotation axis 4 is installed by mounting hole 4c in the top of connecting portion 12, and installs with second detent 55, and first rotation axis 3 is installed by mounting hole 3a in the bottom, and installs with base 2.First rotation axis 3 also can be directly installed on the base 2, and connecting portion 12 is installed on first rotation axis 3 by welding or riveted joint.In real work, first rotation axis 3, connecting portion 12 also can be installed by other modes.
The mounting plane 551 of second detent 55 is used for mounting bracket 1, and connecting portion 12 is used to connect second detent 55 and base 2.Connecting portion 12 is set between base 2 and the support 1, second detent 55 links together, and first rotation axis 3 and second rotation axis 4 are installed in respectively on second detent 55 and the connecting portion 12.Win rotation axis 3 and second rotation axis 4 can well be combined, realize that support 1 vertically or the rotation of level; Base 2, support 1, first rotation axis 3, second rotation axis 4 fit together in this way on the other hand, also for convenience detach or maintenance, renewal part.
For better control brake bolt, simplify the operating process of the pick-up unit 100 of liquid crystal indicator, with reference to figure 1 and Fig. 2, the pick-up unit 100 of liquid crystal indicator also comprises: toggle switch 8, first cable wire 7 and second cable wire 9,
One end of first cable wire 7 links to each other with toggle switch 8, and the other end links to each other with first brake bars 91;
One end of second cable wire 9 links to each other with toggle switch 8, and the other end links to each other with second brake bars 71;
Wherein, toggle switch 8 affects first brake bars 91 to insert first mounting hole 6 and first brake holes by first cable wire 7 or extracts, described extract to refer to extract first mounting hole 6 and first brake hole one of them or two and all extract; Toggle switch 8 affects second brake bars 71 to insert second mounting hole 77 and second brake holes 72 by second cable wire 9 or extracts, described extract to refer to extract 71 second mounting holes 77 and second brake hole 72 one of them or two and all extract.
Fig. 8 is a kind of blast structural drawing of the toggle switch 8 that provides of the utility model embodiment, Fig. 9 is the synoptic diagram that toggle switch 8 that the utility model embodiment provides is in closed condition, and Figure 10 is the synoptic diagram that toggle switch that the utility model embodiment provides is in open mode.Describe the principle of toggle switch 8 and first cable wire 7, second cable wire, 9 cooperatings in detail below in conjunction with Fig. 2, Fig. 8, Fig. 9 and Figure 10.
In conjunction with Fig. 8, Fig. 9 and Figure 10, wherein toggle switch 8 comprises:
Sliding shoe 83 is fixed on the other end of pull bar 82;
One end of one end of first cable wire 7 and second cable wire 9 is connected on the sliding shoe 83.Toggle switch 8 also comprises spring 84, is set on the pull bar 82.Toggle switch 8 generally is mounted on the bearing 2, also can be installed on the support 1 as required.
With reference to figure 2, Fig. 3 and Fig. 9, first cable wire, 7 one ends connect sliding shoe 83, and the other end connects first brake bars 91.The other end that first cable wire 7 enters base 2, the first cable wires 7 from an end that is connected with sliding shoe 83 connects first brake bars, 91, the first brake barses 91 and gets out from first brake hole of the opposite side setting of base 2.Under toggle switch 8 closing state, also pierce first mounting hole 6, hinder first detent 5 and rotate; Under the state that toggle switch 8 is being opened, first brake bars 91 can rotate the detent 5 of winning by first mounting hole, 6 retractions, first brake hole.
In like manner, with reference to figure 1, Fig. 2, Fig. 6, Fig. 7 and Figure 10, second cable wire, 9 one ends connect sliding shoe 83, and the other end connects second brake bars, 71, the second brake barses 71 and vertically pierces into from the bottom of second detent 55, and inserts second mounting hole 77.Under toggle switch 8 closing state, also pierce second brake hole 72, hinder second detent 55 and rotate; Under the state that toggle switch 8 is opened,, guarantee that second detent 55 can rotate by second brake hole, 72 retractions, second mounting hole 77.
Stressed even for guaranteeing, first cable wire 7 runs through base 2, the second cable wires 9 and runs through second detent 55.The material of cable wire (abbreviation of first cable wire and second cable wire) generally adopts metal material, and the material of brake bars (abbreviation of first brake bars and second brake bars) generally adopts ferrous material.The metal or alloy material of hard such as in addition, other class is steely, iron all can be used as the manufacturing raw material of cable wire and brake bars.Except guarantee stressed evenly, adopt above-mentioned material, can also better keep the angle of the rotation of support 1.When support 1 turns to suitable angle, based on the hardness of material, cable wire can well supporting bracket 1, fixes this angle, and placing rack 1 deflects.
As shown in Figure 8, an end of pull bar 82 is not provided with sliding shoe 83, and this is in order to simplify the manufacturing of toggle switch 8.As Fig. 9 and shown in Figure 10, an end of pull bar 82 is fixed with sliding shoe 83.Sliding shoe 83 is set can increases the erection space that first cable wire 7 and second cable wire 9 are installed on the one hand, fix first cable wire 7 and second cable wire 9 preferably, the better compression spring 84 of sliding shoe 83 on the other hand is with the bigger elastic force of generation.In real work, can be provided with or not be provided with sliding shoe 83 as required, and other parts replacement sliding shoes 83 can be set.
Fig. 9 is the synoptic diagram that toggle switch that the utility model provides is in closed condition, and Figure 10 is the synoptic diagram that toggle switch that the utility model provides is in open mode, describes in detail below in conjunction with Fig. 2, Fig. 8, Fig. 9 and Figure 10.
As shown in Figure 2, toggle switch 8 is the state for opening at present, and this moment, sliding shoe 83 was moved to the left, and promptly moves to the direction near handle 80, thereby drives first cable wire 7 and 9 skews of occurrence positions left respectively of second cable wire.Because the effect of power conduction, certain offset also can take place in first brake bars 91 and second brake bars 71 of first cable wire 7 and second cable wire, 9 other ends, has finally broken away from mounting hole, in the retraction brake hole.This moment, detent can be rotated, thereby rotation axis can rotate.
Referring to Fig. 2 and Fig. 8, bolt 81 penetrates an end of handle 80 and pull bar 82, and handle 80 can rotate around bolt 81, and then drives the fast 83 occurrence positions skew of sliding by pull bar 82, thereby realizes opening or closing of toggle switch 8.When opening toggle switch 8, handle 80 rotates, and drives pull bar 82 to left movement, and the other end of pull bar 82 is connected with sliding shoe 83, impels sliding shoe 83 also to left movement, finally drives cable wire and is subjected to displacement, and makes brake bars break away from brake hole, retraction mounting hole.
In like manner, when toggle switch 8 returned to closed condition shown in Figure 9 by open mode, handle 80 drove pull bar 82 and moves right around bolt 81 opposite spins, thereby promotion sliding shoe 83 moves right.Cable wire also just is subjected to displacement to the right, by the power conduction, makes the brake bars of cable wire end insert brake hole or mounting hole again, thereby has limited the rotation of rotation axis again.
When closing toggle switch 8 for making, brake bars pierces brake hole fast and effectively again, can wear spring 84 in pull bar 82 outsides usually.One end of spring 84 can be fixedlyed connected with handle 80 or base 2, and the other end can be fixedlyed connected with sliding shoe 83.When toggle switch 8 was in open mode, pull bar 82 drove sliding shoe 83 and is moved to the left, and makes spring 84 be compressed.With handle 80 opposite spins, when making toggle switch 8 recover closed condition, spring 84 can rebound, and bounce promotes sliding shoe 83 and moves right, thereby promote brake bars by cable wire fast and insert brake hole and corresponding mounting hole, first rotation axis and the braking of second rotation axis.Can not fixedlying connected with handle 80, base 2 or sliding shoe 83 in the two ends of spring 84, can make things convenient for the replacing of spring 84 so yet.
Referring to Fig. 9, this moment, handle 80 rotated to the direction of base front elevation, drive pull bar 82 and be moved to the left, and sliding shoe 83 also is moved to the left, and drove cable wire and was moved to the left, and impelled brake bars to extract brake hole or mounting hole.Elastic deformation takes place because be squeezed compression in spring 84, has produced bigger elastic force.Referring to Figure 10, this moment, sliding shoe 83 was equipped with a side of cable wire away from base 2, handle 80 reverse rotations, toggle switch 8 has recovered closed condition, pushing drawing rod 82 moves right, and spring 84 has discharged the reacting force of previous gathering, promotes sliding shoe 83 and moves right, impel cable wire to be subjected to displacement, finally make brake bars insert brake hole and mounting hole again.
For preventing that rotation axis from rotating excessively, cause liquid crystal indicator to drop, movement slots and restraint nail also is set on detent or connecting portion respectively.Fig. 3 is the right view of the pick-up unit of the liquid crystal indicator that provides of the utility model, can see first movement slots 11 and first restraint nail 110 in Fig. 3.Fig. 6 is that second detent 55, second brake bars 71, connecting portion 12 and second restraint that the utility model provides followed closely 220 explosive view, can see the connected mode of second movement slots 22 and second restraint nail 220 and miscellaneous part in Fig. 6.
Referring to Fig. 3, first detent 5 is provided with first movement slots 11, and the pick-up unit of liquid crystal indicator comprises that also first restraint nail, 110, the first restraints nail 110 that is installed on the base 2 stretches in first movement slots 11.When first rotation axis 3 rotated, first detent 5 was accompanied by first rotation axis 3 and rotates together, because first restraint nail 110 stretches in first movement slots 11, the range of movement of first detent 5 is limited in the scope that first movement slots 11 presets.Can avoid taking place first rotation axis, 3 hyperkinesias like this, cause support 1 to face ground, cause liquid crystal indicator to fall, cause unnecessary loss.
In like manner, referring to Fig. 6 and Fig. 7, connecting portion 12 is provided with second movement slots 22, and the pick-up unit of liquid crystal indicator comprises that also second restraint nail, 220, the second restraints nail 220 that is installed on second detent 55 stretches in second movement slots 22.Second rotation axis 4 passes hole 4a, hole 4b and hole 4c, when rotating, second detent 55 is accompanied by second rotation axis 4 and rotates together, because second restraint nail 220 stretches in second movement slots 22, the range of movement of second detent 55 is limited in the default scope of second movement slots 22.Can avoid taking place second rotation axis, 4 hyperkinesias like this, cause support 1 left-right rotation excessive, exceed the scope that the visual angle is detected, increase the burden of testing, reduce work efficiency.
Movement slots (abbreviation of first movement slots and second movement slots) can be arranged on different positions according to actual conditions with the position of restraint nail (abbreviation of first restraint nail and second restraint nail).For example, referring to Fig. 3, described first restraint nail 110 can be arranged on first detent 5, described first movement slots 11 can be arranged on the base 2, similarly, first restraint nail 110 extend out in described first movement slots 11 slewing area of standard first rotation axis 3; Referring to Fig. 6, described second restraint nail 220 can be arranged on the connecting portion 12, and second movement slots 22 can be arranged on second detent 55, and described second restraint nail 220 extend out in described second movement slots 22 slewing area of standard second rotation axis 4.Restraint nail (abbreviation of first restraint nail and second restraint nail) is generally pin, bolt etc., also can be chock, rivet etc., selects suitable part according to actual conditions.
First movement slots 11 and second movement slots 22 are generally 1/4 circular arc, and the angular range that this expression support 1 rotates up and down is at-45 °-45 °, and the angular range of left-right rotation is at-45 °-45 °.According to actual needs, movement slots also can be designed as the bigger circular arc of the number of degrees, perhaps is designed to the different straight line in pitch angle, is not limited to above-mentioned example.
First detent 5 is provided with first protractor (not indicating among the figure), and concrete is arranged on first movement slots 11; Connecting portion 12 is provided with second protractor (not indicating among the figure), and concrete is arranged on second movement slots 22.This can make things convenient for the testing staff to control the rotational angle of support 1 more accurately, improves the precision that detects.In actual design, first protractor can also be arranged on the base 2, second protractor can also be arranged on second detent 55, according to actual conditions, protractor (abbreviation of first protractor and second protractor) can be arranged on different positions, the angle that perhaps also can use independent protractor to rotate as aid measurement bracket 1.
Detent (general designation of first detent and second detent) is fixedly mounted on separately the rotation axis (general designation of first rotation axis and second rotation axis), follows the rotation of rotation axis and rotates, and what be accompanied by that rotation axis rotates stopping and stopping.Position by adjustment brake bars (general designations of first brake bars and ground two brake barses) produces the effect of braking to rotation axis, specifically whether pierces brake hole or mounting hole generation by brake bars.Brake bars pierces brake hole or mounting hole, and then rotation axis is not rotatable, and vice versa.The state of toggle switch has determined the position of brake bars, and toggle switch is closed, and brake bars inserts, and then rotation axis is not rotatable, and toggle switch is opened, and brake bars is extracted, and then rotation axis can rotate.Whether toggle switch can rotate thereby controlled rotation axis by the position of control brake bolt.
When using the pick-up unit of described liquid crystal indicator, liquid crystal indicator is placed on the support, and the testing staff is positioned at the opposite of the pick-up unit of liquid crystal indicator, passes through swinging mounting, change the test angle of support, detect the viewing quality of liquid crystal indicator in the different visual angles scope.Realize the change at the visual angle of liquid crystal indicator by swinging mounting, not only save detection time, do not need the testing staff to adjust the position of self, and it is easy to operate, avoid moving or adjusting other member of this pick-up unit, reduced the equipment consume, save cost.
The pick-up unit of described liquid crystal indicator is provided with first rotation axis and second rotation axis, and wherein the first rotation axis level is installed on the base, and second rotation axis is installed on the connecting portion, and the axis direction of second rotation axis is perpendicular to the axis direction of first rotation axis.Realize the vertical rotation of support and horizontally rotate by first rotation axis and second rotation axis are set, liquid crystal indicator is placed on the support, liquid crystal indicator also and then rotates in the time of swinging mounting, change the rotational angle of support, just change the rotational angle of liquid crystal indicator, can carry out the visual angle in different angles to liquid crystal indicator easily like this and detect.
The pick-up unit of described liquid crystal indicator can also be provided with detent respectively on first rotation axis and second rotation axis, and detent is provided with brake hole, on base and connecting portion, be provided with the mounting hole that cooperates with brake hole, also be provided with the brake bars that cooperates detent to use.The pick-up unit of described liquid crystal indicator can also be provided with toggle switch, first cable wire and second cable wire, and an end of cable wire is connected with brake bars, and the other end links to each other with toggle switch.
When using the pick-up unit of described liquid crystal indicator, by rotating described toggle switch, the insertion mounting hole and the brake hole of the brake bars (abbreviation of first brake bars and second brake bars) of control cable wire (abbreviation of first cable wire and second a cable wire) end or extract, thereby the rotation of control brake portion (abbreviation of first detent and second detent) or fixing, the rotation of final control second rotation axis and first rotation axis or fixing, thereby the rotation of realization support or fixing.This makes more convenient to operate, stir described toggle switch when detecting, make detent be in movable state, guarantee that support is in rotating state, after detecting end, described toggle switch is gone back to original position, make detent reply stationary state, pin rotation axis, prevent that the rotation axis rolling from having an accident.This has not only simplified the step of visual angle testing, and easy to operate, simple and fast.
In actual use, the pick-up unit of described liquid crystal indicator can also be used to the visible angle of test fluid LCD panel.Can not luminous generation light in view of, display panels, need backlight light source is provided, backlight luminous board can be installed on the described support, for display panels provides light source.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from spirit or scope of the present utility model in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (14)
1. the pick-up unit of a liquid crystal indicator comprises base, places the support and the electrical measurement box of liquid crystal indicator, and described base fixedly mounts with described electrical measurement box, it is characterized in that, also comprises:
Rotation section, described rotation section connect described support and described base.
2. the pick-up unit of liquid crystal indicator as claimed in claim 1 is characterized in that, also comprises backlight luminous board, is installed on the described support.
3. the pick-up unit of liquid crystal indicator as claimed in claim 1 or 2 is characterized in that, described rotation section comprises:
First rotation axis, level are installed on the described base;
Connecting portion, an end are fixed on described first rotation axis;
Second rotation axis is installed on the other end of described connecting portion, and the axis direction of described second rotation axis is perpendicular to the axis direction of described first rotation axis;
Described support is installed on described second rotation axis.
4. the pick-up unit of liquid crystal indicator as claimed in claim 3 is characterized in that, also comprises:
First detent is fixed in an end of described first rotation axis, has first mounting hole on described first detent, and described base has first brake hole that matches with described first mounting hole;
Second detent is fixed in an end of described second rotation axis, has second mounting hole on described second detent, and described connecting portion has second brake hole that matches with described second mounting hole;
First brake bars is when inserting described first mounting hole and first brake hole, to described first rotation axis braking;
Second brake bars is when inserting described second mounting hole and second brake hole, to described second rotation axis braking.
5. the pick-up unit of liquid crystal indicator as claimed in claim 4 is characterized in that, also comprises: toggle switch, first cable wire and second cable wire,
One end of described first cable wire links to each other with described toggle switch, and the other end links to each other with described first brake bars;
One end of described second cable wire links to each other with described toggle switch, and the other end links to each other with described second brake bars,
Wherein, described toggle switch affects described first brake bars to insert described first mounting hole and first brake hole by described first cable wire or extracts, and affects described second brake bars to insert described second mounting hole and second brake hole or extracts by described second cable wire.
6. the pick-up unit of liquid crystal indicator as claimed in claim 5 is characterized in that,
Described toggle switch comprises handle, bolt, pull bar and sliding shoe, and described handle is connected with an end of described pull bar by described bolt, and described handle rotates around described bolt;
Described sliding shoe is fixed on the other end of described pull bar;
One end of described first cable wire and an end of second cable wire are connected on the described sliding shoe.
7. the pick-up unit of liquid crystal indicator as claimed in claim 6 is characterized in that, described toggle switch is installed on the described base.
8. the pick-up unit of liquid crystal indicator as claimed in claim 7 is characterized in that, described toggle switch also comprises spring, and described spring is set on the described pull bar.
9. the pick-up unit of liquid crystal indicator as claimed in claim 4 is characterized in that, described first brake bars and described second brake bars are pin.
10. the pick-up unit of liquid crystal indicator as claimed in claim 3, it is characterized in that, described first detent is provided with first movement slots, the pick-up unit of described liquid crystal indicator also comprises first restraint nail that is installed on the described base, and described first restraint nail stretches in described first movement slots.
11. the pick-up unit of liquid crystal indicator as claimed in claim 10 is characterized in that, described first movement slots be shaped as 1/4 circular arc.
12. the pick-up unit of liquid crystal indicator as claimed in claim 3, it is characterized in that, described connecting portion is provided with second movement slots, the pick-up unit of described liquid crystal indicator also comprises second restraint nail that is installed on described second detent, and described second restraint nail stretches in described second movement slots.
13. the pick-up unit of liquid crystal indicator as claimed in claim 12 is characterized in that, described second movement slots be shaped as 1/4 circular arc.
14. the pick-up unit of liquid crystal indicator as claimed in claim 4 is characterized in that, described first detent is provided with first protractor, and described connecting portion is provided with second protractor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202027778U CN202093059U (en) | 2011-06-15 | 2011-06-15 | Detection device for liquid crystal display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202027778U CN202093059U (en) | 2011-06-15 | 2011-06-15 | Detection device for liquid crystal display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202093059U true CN202093059U (en) | 2011-12-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202027778U Expired - Lifetime CN202093059U (en) | 2011-06-15 | 2011-06-15 | Detection device for liquid crystal display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202093059U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102761772A (en) * | 2012-06-29 | 2012-10-31 | 熊猫电子集团有限公司 | Method for testing horizontal visual angle of low-cost flat panel television |
| CN103245805A (en) * | 2013-04-15 | 2013-08-14 | 河南省电力公司驻马店供电公司 | Special bracket for on-line monitoring instrument of 110-KV lightning arrester |
| CN106200048A (en) * | 2016-08-30 | 2016-12-07 | 京东方科技集团股份有限公司 | A kind of for showing the tool that module detects |
| CN108803094A (en) * | 2018-06-11 | 2018-11-13 | 武汉精测电子集团股份有限公司 | A kind of portable electronic screen Turnover testing jig |
-
2011
- 2011-06-15 CN CN2011202027778U patent/CN202093059U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102761772A (en) * | 2012-06-29 | 2012-10-31 | 熊猫电子集团有限公司 | Method for testing horizontal visual angle of low-cost flat panel television |
| CN103245805A (en) * | 2013-04-15 | 2013-08-14 | 河南省电力公司驻马店供电公司 | Special bracket for on-line monitoring instrument of 110-KV lightning arrester |
| CN106200048A (en) * | 2016-08-30 | 2016-12-07 | 京东方科技集团股份有限公司 | A kind of for showing the tool that module detects |
| CN106200048B (en) * | 2016-08-30 | 2023-08-22 | 京东方科技集团股份有限公司 | Jig for detecting display module |
| CN108803094A (en) * | 2018-06-11 | 2018-11-13 | 武汉精测电子集团股份有限公司 | A kind of portable electronic screen Turnover testing jig |
| CN108803094B (en) * | 2018-06-11 | 2023-12-15 | 武汉精测电子集团股份有限公司 | Portable electronic screen overturning test jig |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111228 |