CN209149006U - A kind of backlight lightening jig - Google Patents
A kind of backlight lightening jig Download PDFInfo
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- CN209149006U CN209149006U CN201822087603.6U CN201822087603U CN209149006U CN 209149006 U CN209149006 U CN 209149006U CN 201822087603 U CN201822087603 U CN 201822087603U CN 209149006 U CN209149006 U CN 209149006U
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- interconnecting piece
- cathode
- backlight
- positive
- substrate
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Abstract
The utility model provides a kind of backlight lightening jig, including substrate, substrate is equipped with switch and at least one set of electrode connecting portion, every group of electrode connecting portion includes positive interconnecting piece and cathode interconnecting piece, certain gap is equipped between positive interconnecting piece and cathode interconnecting piece, positive interconnecting piece, cathode interconnecting piece are L-type, are rectangle after positive interconnecting piece and the combination of cathode interconnecting piece；Substrate back is equipped with control circuit, and control circuit is equipped with protective resistance, and switch, positive interconnecting piece and negative polarity connecting portion do not pass through conducting wire and be connected in control circuit；Substrate is equipped with the pressing plate being hinged and connected with it, and pressing plate makes its anode, cathode be connected respectively with positive interconnecting piece, cathode interconnecting piece for compressing backlight.Positive interconnecting piece and cathode interconnecting piece in the utility model are L-type, and electrode is shared for the backlight of transverse structure and vertical structure, and versatility is higher, while being equipped with protective resistance, can reduce the probability that control circuit is burned out.
Description
Technical field
The utility model relates to jig technical field more particularly to a kind of backlight lightening jigs.
Background technique
In LCD display industry, it is often necessary to light backlight to observe the optical effect of product, existing backlight
Anode and the structure of cathode have 2 kinds, a kind of for transverse structure in the horizontal direction, another kind is longitudinal direction along the vertical direction
Structure, every kind of structure need corresponding thereto it is dedicated light jig to arrange in pairs or groups and use, be not available same jig and carry out a little
Bright, the versatility of jig is lower, while unprotect resistance in the control circuit on existing jig, and backlight is positive and negative
The distance between pole is relatively close, generally 0.4mm or so, and short-circuit spark is easy to produce when lighting and entire control circuit is caused to be burnt
It ruins, it is therefore desirable to existing jig be improved, to improve the probability that its universal performance and reduction control circuit are burned out.
Utility model content
The utility model provides a kind of backlight lightening jig, and the electrode that can be respectively suitable for of the jig is transverse direction
With the backlight of vertical direction, while protective resistance which is provided with, can reduce the probability that control circuit is burned out.
The utility model is the technical scheme adopted is that a kind of backlight lightening jig, including substrate, sets on the substrate
There are switch and at least one set of electrode connecting portion, every group of electrode connecting portion includes positive interconnecting piece and cathode interconnecting piece, institute
The positive interconnecting piece and negative polarity connecting portion stated are not used to be connected with the anode of backlight, cathode, the positive interconnecting piece and
Certain gap is equipped between the cathode interconnecting piece, the gap is less than the distance between the anode, cathode, institute
Positive interconnecting piece, the cathode interconnecting piece stated are L-type, are square after the positive interconnecting piece and cathode interconnecting piece combination
Shape；The substrate back is equipped with control circuit, and the control circuit is connected with power supply, and the control circuit, which is equipped with, protects
Resistance is protected, the switch, positive interconnecting piece and negative polarity connecting portion do not pass through conducting wire and be connected in the control circuit；Institute
The substrate stated is equipped with the pressing plate that is hinged and connected with it, the pressing plate for compress backlight make its anode, cathode respectively with
The positive interconnecting piece, cathode interconnecting piece are connected.
After the above technical solution is adopted, the utility model compared with prior art, has the advantage that
The shape of positive interconnecting piece and cathode interconnecting piece in the utility model is unique, and between be equipped with gap so that electric
Extremely the backlight of transverse structure and vertical structure can share, and versatility is higher, while be equipped with protection electricity on the control circuitry
Resistance, the probability that control circuit is burned out when can reduce backlight short circuit.
As an improvement, the resistance value of the protective resistance is 100 ohm~500 ohm, resistance in the range
With the effect of starting point circuit protection.
As an improvement, the substrate is equipped with two arrays of electrodes interconnecting piece, the testing efficiency of jig can be further improved.
As an improvement, the distance between the anode, cathode are 0.4mm, the size in the gap be 0.2mm~
0.3mm reduces the probability for occurring short circuit between the anode of backlight, cathode.
As an improvement, the pressing plate is equipped with the first magnet, the substrate is equipped with corresponding with the first magnet
Second magnet further provides pressing plate certain adsorption capacity, increases anode, cathode and the positive interconnecting piece and cathode of backlight
Contact force between interconnecting piece guarantees connection effect.
As an improvement, the end of the pressing plate is equipped with foam, pressing plate is avoided to scratch backlight.
As an improvement, the pressing plate is L-type, convenient for lifting and depressing pressing plate manually.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram
Fig. 2 is enlarged diagram at A
Fig. 3 is enlarged diagram at B
Fig. 4 is electrode connecting portion structural schematic diagram
Fig. 5 is the utility model side structure schematic view
Fig. 6 is the utility model present invention looks up structural representation
Fig. 7 is control circuit schematic diagram
It is as shown in the figure: 1, substrate, 2, switch, 3, electrode connecting portion, 31, positive interconnecting piece, 32, cathode interconnecting piece, 33,
Gap, 4, control circuit, 41, protective resistance, 5, pressing plate, 51, foam, the 52, first magnet, 6, backlight, 61, anode, 62, negative
Pole.
Specific embodiment
As shown in Fig. 1 to 7, a kind of backlight lightening jig, including substrate 1, substrate 1 are equipped with switch 2 and at least one set electricity
Pole interconnecting piece 3, every group of electrode connecting portion 3 include positive interconnecting piece 31 and cathode interconnecting piece 32, and positive interconnecting piece 31 and cathode connect
The material of socket part 32 can select the preferable metal of the electric conductivities such as iron or copper, and positive interconnecting piece 31 and cathode interconnecting piece 31 divide
Not Tong Guo screw and substrate 1 be connected, positive interconnecting piece 31 and cathode interconnecting piece 32 are respectively used to anode 61, cathode with backlight
62 are connected, and certain gap 33 is equipped between positive interconnecting piece 31 and cathode interconnecting piece 32, and gap 33 is less than positive 61, cathode 62
The distance between 0.4mm, because the size of this gap 33 can be 0.2mm~0.3mm；Positive interconnecting piece 31, cathode interconnecting piece 32
It is L-type, is rectangle after positive interconnecting piece 31 and the combination of cathode interconnecting piece 32；Control circuit 4, control are equipped at 1 back side of substrate
Circuit 4 is connected with power supply, and control circuit 4 is equipped with protective resistance 41, and the resistance value of protective resistance 41 is 100 ohm~500 ohm；
Switch 2, positive interconnecting piece 31 and cathode interconnecting piece 32 are connected in control circuit by conducting wire respectively；Be additionally provided on substrate 1 with
Its pressing plate 5 being hinged and connected, pressing plate 5 be L-type, pressing plate 5 for compress backlight 6 make its anode 61, cathode 62 respectively with anode
Interconnecting piece 31, cathode interconnecting piece 32 are connected.
Preferably, substrate 1 is equipped with two arrays of electrodes interconnecting piece 3, every group of electrode connecting portion can be for a backlight to be measured
Source uses, this jig can detect two backlights simultaneously, and detection efficiency is higher.
Preferably, pressing plate 5 is equipped with the first magnet 52, substrate 1 is equipped with second magnet corresponding with the first magnet 52,
Magnet-type is connected, convenient for lifting or depressing pressing plate 5.
Preferably, the end of pressing plate 5 is equipped with foam 51, foam 51 can directly be contacted with backlight 6 to avoid pressing plate 5, be dropped
The probability that low backlight 6 is scratched by pressing plate 5.
The working principle of the use of the new type are as follows: according to the structure of backlight top electrode, i.e. transverse structure or vertical structure,
The position that selection electrode is connected with electrode connecting portion, the schematic diagram that lateral electrode structure is connected with electrode connecting portion such as Fig. 2
It is shown, after schematic diagram that longitudinal electrode structure is connected with electrode connecting portion is as shown in figure 3, backlight 6 places, then put down
Pressing plate 5, pressing plate 5 are equipped with the first magnet 52, and substrate 1 is equipped with the second magnet, therefore when pressing plate 5 is laid down, due to first
The effect of magnet and the second magnet will be adsorbed on substrate 1, and the anode 61 of backlight 6, cathode 61 are located at pressing plate 5 at this time
Under, in the pressure realization of pressing plate 5 and being connected for electrode connecting portion 3, after finally turning on the switch 2, backlight 6 can be lit.
Due in the utility model positive interconnecting piece and cathode interconnecting piece be L-type, it is possible to by electrode structure difference
Backlight be placed at the different positions of electrode connecting portion realize connect, to improve the versatility and test of lighting jig
Efficiency, while it being equipped with protective resistance 41 on the control circuitry for dividing, when short circuit occurs for the anode of backlight, cathode, protect
Shield resistance 41 can reduce the probability that control circuit is integrally burned out.Therefore the utility model has structure simple, versatile,
The high advantage of testing efficiency.
Above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations.Although referring to aforementioned reality
Example is applied the utility model is described in detail, those skilled in the art should understand that, it still can be to preceding
Technical solution documented by the embodiment stated is modified, or is equivalently replaced to wherein each section technical characteristic, and this
It modifies or replaces, the range for the utility model embodiment technical solution that it does not separate the essence of the corresponding technical solution.
Claims (7)
1. a kind of backlight lightening jig, which is characterized in that including substrate (1), the substrate (1) is equipped with switch (2) and extremely
Few one group of electrode connecting portion (3), every group of electrode connecting portion (3) include positive interconnecting piece (31) and cathode interconnecting piece
(32), the positive interconnecting piece (31) and cathode interconnecting piece (32) are respectively used to and the anode of backlight (61), cathode (62)
It is connected, certain gap (33) is equipped between the positive interconnecting piece (31) and the cathode interconnecting piece (32), it is described
Gap (33) is less than the distance between the anode, cathode；The positive interconnecting piece (31), cathode interconnecting piece (32) are
It is rectangle after L-type, the positive interconnecting piece (31) and the cathode interconnecting piece (32) combination；Described substrate (1) back side
Equipped with control circuit (4), the control circuit (4) is connected with power supply, and the control circuit (4) is equipped with protective resistance
(41), the switch (2), positive interconnecting piece (31) and cathode interconnecting piece (32) are connected to the control by conducting wire respectively
On circuit (4)；The substrate (1) is equipped with the pressing plate (5) being hinged and connected with it, and the pressing plate (5) is for compressing backlight
Source makes its positive (61), cathode (62) be connected respectively with the positive interconnecting piece (31), cathode interconnecting piece (32).
2. a kind of backlight lightening jig according to claim 1, which is characterized in that the resistance value of the protective resistance (41)
It is 100 ohm~500 ohm.
3. a kind of backlight lightening jig according to claim 1, which is characterized in that the substrate (1) is equipped with two groups
Electrode connecting portion (3).
4. a kind of backlight lightening jig according to claim 1, which is characterized in that the anode (61), cathode (62)
The distance between be 0.4mm, the size of the gap (33) is 0.2mm~0.3mm.
5. a kind of backlight lightening jig according to claim 1, which is characterized in that the pressing plate (5) is equipped with first
Magnet (52), the substrate (1) are equipped with the second magnet corresponding with the first magnet.
6. a kind of backlight lightening jig according to claim 1, which is characterized in that the end of the pressing plate (5) is equipped with
Foam (51).
7. a kind of backlight lightening jig according to claim 1, which is characterized in that the pressing plate (5) is L-type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822087603.6U CN209149006U (en) | 2018-12-12 | 2018-12-12 | A kind of backlight lightening jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822087603.6U CN209149006U (en) | 2018-12-12 | 2018-12-12 | A kind of backlight lightening jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209149006U true CN209149006U (en) | 2019-07-23 |
Family
ID=67289917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822087603.6U Active CN209149006U (en) | 2018-12-12 | 2018-12-12 | A kind of backlight lightening jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209149006U (en) |
-
2018
- 2018-12-12 CN CN201822087603.6U patent/CN209149006U/en active Active
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