CN207096619U - A kind of backlight lighting jig - Google Patents

Abstract

The utility model discloses a kind of backlight lighting jig, including lower plate, the train wheel bridge of setting corresponding with lower plate and through the rotating shaft ear of train wheel bridge and lower plate hook fixture, include positive conductive part and negative conductive part on lower plate, grooved hole and the location structure being arranged in slotted eye are set on train wheel bridge, the device energy compact, the lighting operation of sizes and the backlight module of specification can be applied to, applicability is wide, the power supply lead wire of backlight module can be directly positioned by location structure, maloperation is prevented, and being capable of lifting operation efficiency.

Description

A kind of backlight lighting jig

Technical field

It the utility model is related to liquid crystal display testing field, more particularly to a kind of lighting of the backlight module of liquid crystal display Tool.

Technical background

At present, LCDs obtains more and more extensive application in the products such as display, in order to make backlight Brightness, homogeneity and taste be guaranteed, it is necessary to backlight module carry out optical property test, so as to ensure from backlight mould The performance parameter for the light that group projects can meet to require.

Because the shape number of liquid crystal display is varied, therefore the model size of backlight tool is also different.Due to existing Backlight lighting jig is the special fixture for certain single size mostly, and subsidiary heaviness places plate to this kind of tool mostly, does not have Being connected with property.

The current lighting jig for also having one kind general, but general lighting jig, because the power supply lead wire of backlight module Very small and intensive, operating personnel need very careful when clamping, pin are directed to the both positive and negative polarity of power supply, very Hardly possible is once aligned, and short circuit phenomenon easily occurs in operational error, causes the damage of backlight module.

Utility model content

The purpose of this utility model is the lighting jig for providing a kind of different sizes of compatibility and different size backlight module.

The utility model provides a kind of backlight lighting jig, including:Lower plate, the upper folder of setting corresponding with lower plate Plate and the torsion spring connector between train wheel bridge and lower plate, the lower plate include positive conductive part and negative conductive part, institute Stating train wheel bridge includes slotted eye and the location structure being arranged in slotted eye；The slotted eye is located at the upper of positive conductive part and negative conductive part Side.

Preferably, it is described to be just provided with groove between conductive part and negative conductive part.

Preferably, the location structure include postive stop baffle on the train wheel bridge and part in slotted eye and with The screw knob that postive stop baffle assembling coordinates.

Preferably, the end of the screw knob is handle, and handle is located at the outside of slotted eye.

Preferably, spring is provided between the postive stop baffle and screw knob, spring housing is on screw knob.

Preferably, it is provided with graduation mark on the train wheel bridge.

Preferably, it is respectively arranged with wire on the positive conductive part and negative conductive part.

Preferably, 2 rotating shafts that the torsion spring connector includes being located at below train wheel bridge hook ear, on lower plate 2 rotating shafts of side hook ear, the fixing axle being connected between 4 rotating shafts hook ears and the torsion spring being enclosed in fixing axle.

Preferably, the transparent shape of described train wheel bridge.

The utility model in use, accommodates the size and size of the power supply lead wire of backlight module, pressed as needed According to the position to the position for the graduation mark specified of size adjusting postive stop baffle, by the power supply lead wire of backlight module along postive stop baffle To place, train wheel bridge and lower plate are fixed by fixture, between the power supply lead wire of backlight module is clamped in into upper lower plate, power supply The positive pole of lead is connected with the positive conductive part of lower plate, and the negative pole of power supply lead wire is connected with the negative conductive part of lower plate, positive conductive Portion and negative conductive part are connected by wire with power supply, so as to which the lighting for the backlight module realized operates.

Brief description of the drawings

Fig. 1 is structural representation of the present utility model；

Fig. 2 is train wheel bridge structural representation of the present utility model；

Fig. 3 is lower plate structural representation of the present utility model；

Fig. 4 is using state structure diagram of the present utility model；

Fig. 5 is Fig. 4 partial enlarged drawing.

Reference numerals list：1- lower plates, 2- train wheel bridges, 3- postive stop baffles, 4- screw knobs, 5- springs, 6- torsion springs, 7- Wire, 8- fixing axles, 9- slotted eyes, 10- rotating shafts ear hook, and the positive conductive parts of 11-, 12- bears conductive part, 13- grooves, 14- handles, 15- Graduation mark, 16- power supply lead wires, 17- backlight modules.

Embodiment

Below in conjunction with the accompanying drawings and specific embodiment, the utility model is furtherd elucidate, it should be understood that these embodiments are only used for Illustrate the utility model rather than limitation the scope of the utility model, after the utility model has been read, art technology Modification of the personnel to the various equivalent form of values of the present utility model falls within the application appended claims limited range.

It is the structural representation of the utility model backlight lighting jig as Figure 1-3, a kind of backlight lighting jig, wraps Include:Lower plate 1, the torsion spring with the train wheel bridge 2 of 1 corresponding setting of lower plate and between train wheel bridge 2 and lower plate 1 connect Fitting, 2 transparent shape of train wheel bridge, lower plate 1 include positive conductive part 11 and negative conductive part 12, positive conductive part 11 and negative conductive part 12 Between be provided with groove 13, train wheel bridge 2 includes slotted eye 9 and the location structure being arranged in slotted eye 9；Slotted eye 9 is positioned at positive conductive Portion 11 and the top of negative conductive part 12.Location structure includes the postive stop baffle 3 on train wheel bridge 2 and is partly located at slotted eye 9 Screw knob 4 that is interior and coordinating with the assembling of postive stop baffle 3.The end of screw knob 4 is handle 14, and handle 14 is located at slotted eye 9 It is outside.Spring 5 is provided between postive stop baffle 3 and screw knob 4, spring 5 is enclosed on screw knob 4.The surface of train wheel bridge 2 is set Graduation mark 15 is equipped with, positive conductive part 11 and negative conductive part 12 are respectively connected with wire 7, pass through wire connecting power.Torsion spring connector Including hooking ear 10 positioned at 2 rotating shafts positioned at the lower section of train wheel bridge 2,2 rotating shafts above lower plate 1 hook ear 10, are connected to 4 Individual rotating shaft hooks the fixing axle 8 between ear 10 and the torsion spring 6 being enclosed in fixing axle 8.

As shown in Figure 4 and Figure 5, during clamping, according to the size of the different power supply lead wires 16 of backlight module 17, spiral shell Line knob 4, screw knob 4 drive postive stop baffle 3 to move forward and backward suitable position, press one end of train wheel bridge 2 so that upper folder The side that plate 2 has graduation mark 15 tilts, and the power supply lead wire 16 of backlight module 17 is placed along postive stop baffle 3, power supply lead wire 16 positive pole is connected with the positive conductive part 11 of lower plate 1, and the negative pole of power supply lead wire 16 is connected with the negative conductive part 12 of lower plate 1, The power supply lead wire 16 of backlight module 17 is clamped between train wheel bridge 2 and lower plate 1 by fixture.

Groove 13 can cause certain non-conducting areas be present between positive conductive part 11 and negative conductive part 12, carried on the back In the clamping process of the power supply lead wire 16 of optical mode group 17, even if there is certain deviation, also it will not cause power supply lead wire 16 just Negative pole is connected confusion with positive conductive part 11 and negative conductive part 12, causes the short circuit of backlight module 17, damages backlight module 17, so as to The operation fault tolerance rate of backlight lighting jig is greatly added, reduces the bad generation of product.

The utility model backlight lighting jig has the advantages that versatile, small volume, easily observation, clamping facility；It can lead to Screw knob is overregulated, sets clamping distance, so as to be applied to all kinds of backlight lighting tests.

Preferred embodiment of the present utility model described in detail above, but the utility model is not limited to above-mentioned implementation Detail in mode, in range of the technology design of the present utility model, the technical solution of the utility model can be carried out A variety of equivalents (such as quantity, shape, position), these equivalents belong to the scope of protection of the utility model.

Claims (9)

1. a kind of backlight lighting jig, including：Lower plate, the train wheel bridge of setting corresponding with lower plate and positioned at train wheel bridge Torsion spring connector between lower plate, it is characterised in that：The lower plate includes positive conductive part and negative conductive part, the upper folder Plate includes slotted eye and the location structure being arranged in slotted eye；The slotted eye is upper positioned at the positive conductive part and negative conductive part Side.

2. backlight lighting jig according to claim 1, it is characterised in that：It is described just to be set between conductive part and negative conductive part It is equipped with groove.

3. backlight lighting jig according to claim 1, it is characterised in that：The location structure is included on train wheel bridge Postive stop baffle and the screw knob that coordinates in the slotted eye and with postive stop baffle assembling of part.

4. backlight lighting jig according to claim 3, it is characterised in that：The end of the screw knob is handle, Hand is located at the outside of slotted eye.

5. backlight lighting jig according to claim 3, it is characterised in that：Set between the postive stop baffle and screw knob Spring is equipped with, spring housing is on screw knob.

6. backlight lighting jig according to claim 1, it is characterised in that：Graduation mark is provided with the train wheel bridge.

7. backlight lighting jig according to claim 1, it is characterised in that：On the positive conductive part and negative conductive part respectively It is provided with wire.

8. backlight lighting jig according to claim 1, it is characterised in that：The torsion spring connector includes being located at positioned at upper The fixation that 2 rotating shafts below clamping plate hook ear, 2 rotating shafts above lower plate hook ear, are connected between 4 rotating shafts hook ears Axle and the torsion spring being enclosed in fixing axle.

9. backlight lighting jig according to claim 1, it is characterised in that：The transparent shape of train wheel bridge.