CN213210646U - High-low temperature alternation testing device for liquid crystal display screen - Google Patents
High-low temperature alternation testing device for liquid crystal display screen Download PDFInfo
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- CN213210646U CN213210646U CN202022399780.5U CN202022399780U CN213210646U CN 213210646 U CN213210646 U CN 213210646U CN 202022399780 U CN202022399780 U CN 202022399780U CN 213210646 U CN213210646 U CN 213210646U
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- liquid crystal
- crystal display
- low temperature
- test box
- box
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- 238000012360 testing method Methods 0.000 title claims abstract description 67
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 238000010792 warming Methods 0.000 claims description 15
- 230000003139 buffering effect Effects 0.000 claims description 14
- 230000008093 supporting effect Effects 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000005485 electric heating Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000007669 thermal treatment Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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Abstract
The utility model discloses a high low temperature alternation testing arrangement of liquid crystal display, including the water supply box, the up end fixed mounting of water supply box has the test box the one end fixed mounting of test box has low temperature air inlet frame, two fan boxes, one of them are all installed to two upper and lower terminal surfaces of test box one side of fan box is located the up end of test box and installs the activity observation board, the connecting pipe is installed to one side of test box, the inboard fixed mounting of test box has two fixed baffles, the inboard sliding connection of fixed baffle has the connecting rod, two of them the inboard fixed mounting of connecting rod upper end has the support frame, the up end fixed mounting of support frame has the guide post, the limiting plate is installed in the outside of guide post upper end. The utility model discloses a cushion the clamping to liquid crystal display, be convenient for protect liquid crystal display, and simulate the test condition, be convenient for improve the accuracy of test result.
Description
Technical Field
The utility model relates to a high low temperature test box technical field specifically is a high low temperature reversal testing arrangement of liquid crystal display.
Background
Along with the rapid development of social economy, the specification and the kind of liquid crystal display are more and more, can detect liquid crystal display's product quality fast through high low temperature test box, and high low temperature cold and hot alternation experiment box is applicable to the performance and the reliability test of electronic product, car non-metallic material, interior outer decoration spare and all kinds of electron electrical products, has great control range to the temperature.
However, the existing high-low temperature test box is inconvenient to clamp when testing the liquid crystal display screen, and has poor protection effect on the liquid crystal display screen in the high-low temperature change process; therefore, the existing requirements are not met, and a high-low temperature alternating test device for the liquid crystal display screen is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high low temperature alternation testing arrangement of liquid crystal display to the clamping of being not convenient for when the current high low temperature test box that proposes tests liquid crystal display among the above-mentioned background art is solved, to liquid crystal display's the poor scheduling problem of protective effect in the high low temperature change in-process.
In order to achieve the above object, the utility model provides a following technical scheme: a high-low temperature alternation testing device for a liquid crystal display screen comprises a water supply box body, wherein a testing box body is fixedly arranged on the upper end face of the water supply box body, a low-temperature air inlet frame is fixedly arranged at one end of the testing box body, two fan boxes are respectively arranged on the upper end face and the lower end face of the testing box body, one side of one fan box is positioned on the upper end face of the testing box body and is provided with a movable observation plate, a connecting pipe is arranged on one side of the testing box body, two fixed guide plates are fixedly arranged on the inner side of the testing box body, connecting rods are slidably connected on the inner sides of the fixed guide plates, a supporting frame is fixedly arranged on the inner sides of the upper ends of the two connecting rods, a guide column is fixedly arranged on the upper end face of the supporting frame, a limiting plate is arranged on the outer side of the upper end of the, five temperature-increasing rods are uniformly arranged on the inner side of the temperature-increasing box.
Preferably, the bottom end of the connecting pipe is provided with a water pump, and one end of the water pump is fixedly provided with a water storage tank.
Preferably, both ends of the warming rod are connected with the warming box through threads, the inner side of the warming rod is provided with an electric heating resistance wire, and the upper end face of the warming box is provided with a ventilating slot hole.
Preferably, the upper end face of the fixed guide plate is provided with a guide sliding groove, the bottom end of the connecting rod extends to the inner side of the guide sliding groove, and the bottom end of the supporting frame is fixedly connected with the connecting rod through a screw.
Preferably, the limiting plate is run through to the bottom of guide post and is passed through the screw thread and be connected with the support frame, the limiting plate passes through spring coupling with the guide post, support frame and limiting plate all pass through the bonding with the waterproof pad of buffering and fix.
Preferably, the upper end of connecting pipe is provided with the atomizer, the upper end of low temperature air inlet frame passes through the screw connection with the test box fixed, the bottom of low temperature air inlet frame is provided with the condenser pipe.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a adjust the support frame interval and be applicable to not unidimensional liquid crystal display, and limiting plate and guide post pass through spring coupling for support frame and limiting plate can carry out the clamping to liquid crystal display under the supporting role of spring, are convenient for cushion liquid crystal display through the waterproof pad of buffering, and then are convenient for protect liquid crystal display when high low temperature acts on;
2. the utility model discloses an inboard at the pole that heats is provided with the electrothermal wire for can put up the thermal treatment to the air through the electrothermal wire, can carry out the water conservancy diversion to the inboard gas of test box through the fan case, be convenient for realize the rising of temperature, the water pump can extract the inboard water of storage water tank, carries out the humidification to the inboard space of test box through the atomizer, the required condition of the analogue test of being convenient for, the test result is more accurate.
Drawings
Fig. 1 is a schematic overall structure diagram of the present invention;
FIG. 2 is a schematic view of the overall cross-sectional structure of the present invention;
fig. 3 is a schematic view of a local structure of the warming box of the present invention.
In the figure: 1. a water supply tank body; 2. testing the box body; 3. a movable observation plate; 4. a fan case; 5. a low-temperature air inlet frame; 6. a connecting pipe; 7. a water pump; 8. a water storage tank; 9. fixing the guide plate; 10. a connecting rod; 11. a support frame; 12. a limiting plate; 13. a guide post; 14. a buffering waterproof pad; 15. a temperature increasing box; 16. a temperature increasing rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
The water pump 7 (model IS 200-150-.
Referring to fig. 1 to fig. 3, the present invention provides an embodiment: a high-low temperature alternation testing device for a liquid crystal display screen comprises a water supply box body 1, wherein a testing box body 2 is fixedly arranged on the upper end surface of the water supply box body 1, one end of the testing box body 2 is fixedly provided with a low-temperature air inlet frame 5, two fan boxes 4 are respectively arranged on the upper end surface and the lower end surface of the testing box body 2, one side of one fan box 4 is positioned on the upper end surface of the testing box body 2 and is provided with a movable observation plate 3, one side of the testing box body 2 is provided with a connecting pipe 6, the inner side of the testing box body 2 is fixedly provided with two fixed guide plates 9, the inner sides of the fixed guide plates 9 are connected with connecting rods 10 in a sliding way, the inner sides of the upper ends of the two connecting rods 10 are fixedly provided with supporting frames 11, the liquid crystal display screens with different sizes, support frame 11 all is provided with the waterproof pad 14 of buffering with one side of limiting plate 12, waterproof pad 14 of buffering is convenient for cushion liquid crystal display through the buffering, and then be convenient for protect liquid crystal display when high low temperature is used, the inboard fixed mounting that one side of one of them fixed guide 9 is located test box 2 has warming box 15, five warming rod 16 are evenly installed to warming box 15's inboard, wholly through buffering the clamping to liquid crystal display, be convenient for protect liquid crystal display, and the simulation test condition, be convenient for improve test result's accuracy.
Further, a water pump 7 is installed at the bottom end of the connecting pipe 6, a water storage tank 8 is fixedly installed at one end of the water pump 7, and water supply is facilitated for the simulation test conditions through the water storage tank 8.
Further, both ends of the temperature increasing rod 16 are connected with the temperature increasing box 15 through threads, an electric heating resistance wire is arranged on the inner side of the temperature increasing rod 16, a ventilation slot hole is formed in the upper end face of the temperature increasing box 15, and frame heat treatment can be carried out on air through the electric heating resistance wire.
Further, the up end of fixed baffle 9 is provided with the direction spout, and the bottom of connecting rod 10 extends to the inboard of direction spout, and the bottom of support frame 11 passes through the screw connection with connecting rod 10 fixed, is applicable to not unidimensional liquid crystal display through adjusting the support frame 11 interval.
Further, limiting plate 12 is run through to the bottom of guide post 13 and is connected with support frame 11 through the screw thread, and limiting plate 12 passes through spring coupling with guide post 13, and support frame 11 and limiting plate 12 are all fixed through bonding with waterproof pad 14 of buffering, are convenient for cushion liquid crystal display through waterproof pad 14 of buffering, and then are convenient for protect liquid crystal display when high low temperature acts on.
Further, the upper end of connecting pipe 6 is provided with the atomizer, and the upper end of low temperature air inlet frame 5 passes through the screw connection with test box 2 fixed, and the bottom of low temperature air inlet frame 5 is provided with the condenser pipe, can carry out rapid cooling operation to liquid crystal display through low temperature air inlet frame 5.
The working principle is as follows: when the device is used, whether the functions of all parts are intact is checked, the water supply box body 1 and the test box body 2 are welded and fixed, the bottom end of the connecting pipe 6 penetrates through one side of the water supply box body 1 to be connected with the water pump 7, the power is switched on, the distance between the two support frames 11 is adjusted according to the size of the liquid crystal display, specifically, a guide chute is arranged on the upper end face of the fixed guide plate 9, the bottom end of the connecting rod 10 extends to the inner side of the guide chute, the device is suitable for liquid crystal displays of different sizes by adjusting the distance between the support frames 11, the limiting plate 12 is connected with the guide column 13 through a spring, the support frames 11 and the limiting plate 12 can clamp the liquid crystal display under the supporting action of the spring, the support frames 11 and the limiting plate 12 are fixed with the buffering waterproof pad 14 through bonding, the buffering waterproof pad 14 is convenient for buffering the liquid crystal display, and further is, be provided with the electrothermal filament in the inboard of pole 16 that heats, make can put up thermal treatment to the air through the electrothermal filament, upper and lower two terminal surfaces at test box 2 all are provided with fan box 4, the inboard of fan box 4 is provided with fan motor and fan blade, drive fan blade through fan motor and rotate, and then can carry out the water conservancy diversion to the inboard gas of test box 2, be convenient for realize the rising of temperature, be provided with the condenser pipe through the bottom at low temperature air inlet frame 5, and then can carry out rapid cooling operation to liquid crystal display through low temperature air inlet frame 5, be provided with the atomizer in the upper end of connecting pipe 6, start water pump 7, make water pump 7 can extract the inboard water of storage water tank 8, carry out the humidification to the inboard space of test box 2 through the atomizer, be convenient for the required condition of analogue test, the test result is more accurate.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a high low temperature reversal testing arrangement of liquid crystal display, includes water supply box (1), its characterized in that: the test box comprises a water supply box body (1), a test box body (2) and a low-temperature air inlet frame (5) are fixedly mounted on the upper end face of the test box body (2), two fan boxes (4) are mounted on the upper end face and the lower end face of the test box body (2), one of the fan boxes (4) is located on the upper end face of the test box body (2) and is provided with a movable observation plate (3), a connecting pipe (6) is mounted on one side of the test box body (2), two fixed guide plates (9) are fixedly mounted on the inner side of the test box body (2), a connecting rod (10) is slidably connected to the inner side of each fixed guide plate (9), a support frame (11) is fixedly mounted on the inner side of the upper end of each connecting rod (10), a guide column (13) is fixedly mounted on the upper end face of each support frame (11), and a limiting, one side of support frame (11) and limiting plate (12) all is provided with waterproof pad of buffering (14), one of them one side of fixed guide (9) is located the inboard fixed mounting of test box (2) and has warming box (15), five warming rods (16) are evenly installed to the inboard of warming box (15).
2. The liquid crystal display screen high and low temperature alternation test device of claim 1, which is characterized in that: the water pump (7) is installed to the bottom of connecting pipe (6), the one end fixed mounting of water pump (7) has storage water tank (8).
3. The liquid crystal display screen high and low temperature alternation test device of claim 1, which is characterized in that: both ends of the warming rod (16) are connected with the warming box (15) through threads, the inner side of the warming rod (16) is provided with a resistance wire, and the upper end face of the warming box (15) is provided with a ventilation slotted hole.
4. The liquid crystal display screen high and low temperature alternation test device of claim 1, which is characterized in that: the upper end face of the fixed guide plate (9) is provided with a guide sliding groove, the bottom end of the connecting rod (10) extends to the inner side of the guide sliding groove, and the bottom end of the supporting frame (11) is fixedly connected with the connecting rod (10) through screws.
5. The liquid crystal display screen high and low temperature alternation test device of claim 1, which is characterized in that: the bottom of guide post (13) runs through limiting plate (12) and is connected with support frame (11) through the screw thread, limiting plate (12) pass through spring coupling with guide post (13), support frame (11) and limiting plate (12) all are fixed through bonding with waterproof pad of buffering (14).
6. The liquid crystal display screen high and low temperature alternation test device of claim 1, which is characterized in that: the upper end of connecting pipe (6) is provided with the atomizer, the upper end of low temperature air inlet frame (5) is fixed through the screw connection with test box (2), the bottom of low temperature air inlet frame (5) is provided with the condenser pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022399780.5U CN213210646U (en) | 2020-10-26 | 2020-10-26 | High-low temperature alternation testing device for liquid crystal display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022399780.5U CN213210646U (en) | 2020-10-26 | 2020-10-26 | High-low temperature alternation testing device for liquid crystal display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213210646U true CN213210646U (en) | 2021-05-14 |
Family
ID=75826750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022399780.5U Expired - Fee Related CN213210646U (en) | 2020-10-26 | 2020-10-26 | High-low temperature alternation testing device for liquid crystal display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213210646U (en) |
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2020
- 2020-10-26 CN CN202022399780.5U patent/CN213210646U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210514 |
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| CF01 | Termination of patent right due to non-payment of annual fee |