阅读说明：本技术 一种液晶显示模组测试装置 (Liquid crystal display module testing device ) 是由 任皖生 于 2021-08-21 设计创作，主要内容包括：本发明公开了一种液晶显示模组测试装置,包括加湿箱体,加湿箱体顶部左侧位置固定安装有延伸到加湿箱体内腔的鼓风机构,加湿箱体顶部的中间位置处固定安装有测试箱体,加湿箱体内腔顶部中间位置处均匀固定安装有延伸到测试箱体内腔的第一连通管,测试箱体的顶部位置套设有盖框,盖框顶部右侧位置固定安装有贯穿盖框的湿度传感器,测试箱体右壁的中间位置处固定安装有PLC控制器。该液晶显示模组测试装置通过启动鼓风机构将外部空气注入到加湿箱体的内腔中使夹杂着水分的空气进入到测试箱体内,增大测试箱体内腔中的空气湿度,在湿度传感器的作用下检测空气湿度并通过PLC控制器自动定时关闭吹风机,从而方便测试液晶显示模组的耐湿性能。(The invention discloses a liquid crystal display module testing device which comprises a humidifying box body, wherein an air blowing mechanism extending to an inner cavity of the humidifying box body is fixedly installed at the left side position of the top of the humidifying box body, a testing box body is fixedly installed at the middle position of the top of the humidifying box body, a first communicating pipe extending to the inner cavity of the testing box body is uniformly and fixedly installed at the middle position of the top of the inner cavity of the humidifying box body, a cover frame is sleeved at the top of the testing box body, a humidity sensor penetrating through the cover frame is fixedly installed at the right side position of the top of the cover frame, and a PLC controller is fixedly installed at the middle position of the right wall of the testing box body. This liquid crystal display module testing arrangement makes the air that is mingled with moisture enter into the test box in the inner chamber of humidification box through starting blower mechanism, and the air humidity in the increase test box inner chamber detects air humidity and closes the hair-dryer through PLC controller self-timing under humidity transducer's effect to the humidity resistance of convenient test liquid crystal display module.)

1. The utility model provides a liquid crystal display module testing arrangement, includes humidification box (6), its characterized in that: humidification box (6) top left side position fixed mounting has blast air mechanism (4) that extend to humidification box (6) inner chamber, the intermediate position department fixed mounting at humidification box (6) top has test box (9), even fixed mounting of humidification box (6) inner chamber top intermediate position department has first communicating pipe (5) that extend to test box (9) inner chamber, the top position cover of test box (9) is equipped with lid frame (1), lid frame (1) top right side position fixed mounting has humidity transducer (10) that runs through lid frame (1), the intermediate position department fixed mounting of test box (9) right side wall has PLC controller (8), and PLC controller (8) respectively with humidity transducer (10) and blast air mechanism (4) between electric connection.

2. The testing device for the liquid crystal display module according to claim 1, wherein: the air blowing mechanism (4) comprises an air blower (401) and an air blowing pipe (402), the air blower (401) is fixedly installed at the left side of the top of the humidifying box body (6), and the air blowing pipe (402) extending to the inner cavity of the humidifying box body (6) is fixedly installed at the left side output end of the air blower (401).

3. The testing device for the liquid crystal display module according to claim 1, wherein: a water supplementing hole (7) penetrating through the humidifying box body (6) is formed in the right side of the top of the humidifying box body (6), a drain hole is formed in the bottom of the side wall of the back face of the humidifying box body (6), and a pluggable elastic plug is arranged in the drain hole.

4. The testing device for the liquid crystal display module according to claim 1, wherein: the inner cavity of the test box body (9) is uniformly provided with a metal screen plate (2), and the left side and the right side of the bottom of the metal screen plate (2) are symmetrically provided with supporting legs (3).

5. The testing device for the liquid crystal display module according to claim 1, wherein: the top of the cover frame (1) is uniformly fixed with a second communicating pipe (13) which runs through the cover frame (1).

6. The testing device for the liquid crystal display module according to claim 1, wherein: lid frame (1) top left side position fixed mounting has temperature sensor (14) that runs through lid frame (1), and electric connection between temperature sensor (14) and PLC controller (8), lid frame (1) inner chamber top left and right sides position evenly is fixed with high temperature resistant fan (11), three groups high temperature resistant fan (11) inner chamber all is provided with lid frame (1) inner chamber top position looks fixed heater strip (12), and electric connection between heater strip (12) and PLC controller (8).

Technical Field

The invention relates to the technical field of liquid crystal display modules, in particular to a liquid crystal display module testing device.

Background

The lcd module is one of the important components of the lcd, and with the rapid development of technology, the development rate of the lcd is continuously increasing, and the moisture resistance of the lcd module is one of the important components, and the conventional lcd module testing device can basically meet the use requirements of people, but still has certain problems, and the specific problems are as follows:

most of liquid crystal display module testing devices in the market at present lack the function of testing the moisture resistance of the liquid crystal display module, thereby being difficult to ensure the quality of the liquid crystal display module.

Disclosure of Invention

The present invention is directed to a testing apparatus for a liquid crystal display module, so as to solve the problems of the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a liquid crystal display module testing arrangement, includes the humidification box, humidification box top left side position fixed mounting has the blast air mechanism that extends to humidification box inner chamber, the intermediate position department fixed mounting at humidification box top has the test box, the even fixed mounting of humidification box inner chamber top intermediate position department has the first communicating pipe that extends to test box inner chamber, the top position cover of test box is equipped with the lid frame, lid frame top right side position fixed mounting has the humidity transducer who runs through the lid frame, the intermediate position department fixed mounting of test box right wall has the PLC controller, and the PLC controller respectively with humidity transducer and blast air between the mechanism electric connection.

Preferably, in the above liquid crystal display module testing apparatus, the blowing mechanism includes a blower and a blower tube, the blower is fixedly mounted at a left position of the top of the humidification box, and a blower tube extending to an inner cavity of the humidification box is fixedly mounted at an output end of the left side of the blower.

Based on the technical characteristics, the humidity resistance of the liquid crystal display module is convenient to test.

Preferably, in the above liquid crystal display module testing apparatus, a water replenishing hole penetrating through the humidifying box body is formed in a right side position of the top of the humidifying box body, a drain hole is formed in a bottom position of a back side wall of the humidifying box body, and a pluggable elastic plug is arranged in the drain hole.

Based on the technical characteristics, the fresh water is convenient to supplement and discharge.

Preferably, in the above liquid crystal display module testing device, the inner cavity of the testing box body is uniformly provided with a metal screen plate, and the left and right sides of the bottom of the metal screen plate are symmetrically provided with supporting legs.

Based on the technical characteristics, the liquid crystal display modules are convenient to separate.

Preferably, in the above-mentioned liquid crystal display module testing apparatus, the second communicating pipe that runs through the lid frame is evenly fixed to inlay in lid frame top position.

Based on the technical characteristics, the ventilation is convenient.

Preferably, among the above-mentioned liquid crystal display module testing arrangement, lid frame top left side position fixed mounting has the temperature sensor who runs through the lid frame, and electric connection between temperature sensor and the PLC controller, lid frame inner chamber top left and right sides position evenly is fixed with high temperature resistant fan, three groups high temperature resistant fan inner chamber all is provided with the heater strip of fixing mutually with lid frame inner chamber top position, and electric connection between heater strip and the PLC controller.

Based on the technical characteristics, the high-temperature resistance of the liquid crystal display module is convenient to test.

Compared with the prior art, the invention has the beneficial effects that:

through the design of this technical scheme, start the air-blast mechanism and pour into the inner chamber of humidification box with the outside air and make gas escape from the clear water, the air that is mingled with moisture is discharged in the inner chamber that enters into the test box through first communicating pipe and through second communicating pipe, thereby increase the air humidity in the test box inner chamber, detect air humidity and show through the PLC controller under humidity transducer's effect, the hair-dryer is closed and the lid frame is opened to self-timing under the inside timing unit effect of PLC controller, take out the liquid crystal display module and detect, thereby conveniently test liquid crystal display module's humidity resistance.

Drawings

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is a schematic top sectional view of the metal mesh plate and the test box of the present invention.

In the figure: 1. a cover frame; 2. a metal mesh plate; 3. supporting legs; 4. a blower mechanism; 401. a blower; 402. a blast pipe; 5. a first communication pipe; 6. a humidifying box body; 7. water replenishing holes; 8. a PLC controller; 9. testing the box body; 10. a humidity sensor; 11. a high temperature resistant fan; 12. heating wires; 13. a second communicating pipe; 14. a temperature sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, an embodiment of the present invention is shown: the utility model provides a liquid crystal display module testing arrangement, including humidification box 6, 6 top left side position fixed mounting of humidification box has the blast air mechanism 4 that extends to 6 inner chambers of humidification box, the intermediate position department fixed mounting at 6 tops of humidification box has test box 9, the even fixed mounting of 6 inner chamber top intermediate position departments of humidification box has the first connecting pipe 5 that extends to 9 inner chambers of test box, the top position cover of test box 9 is equipped with lid frame 1, 1 top right side position fixed mounting of lid frame has the humidity transducer 10 that runs through lid frame 1, the intermediate position department fixed mounting of the right wall of test box 9 has PLC controller 8, and PLC controller 8 respectively with humidity transducer 10 and blast air between the mechanism 4 electric connection.

Please refer to fig. 1 in the drawings of the specification: the blower mechanism 4 comprises a blower 401 and a blower pipe 402, the blower 401 is fixedly installed at the left side position of the top of the humidification box body 6, the blower pipe 402 extending to the inner cavity of the humidification box body 6 is fixedly installed at the left side output end of the blower 401, the blower 401 is started, external air is injected into the inner cavity of the humidification box body 6 through the blower pipe 402, air escapes from clear water, air mixed with moisture enters the inner cavity of the test box body 9 through the first communicating pipe 5 and is discharged through the second communicating pipe 13, and therefore air humidity in the inner cavity of the test box body 9 is increased.

Please refer to fig. 1 in the drawings of the specification: the right side position of the top of the humidifying box body 6 is provided with a water replenishing hole 7 which penetrates through the humidifying box body 6, the bottom position of the back side wall of the humidifying box body 6 is provided with a drain hole, a pluggable elastic plug is arranged in the drain hole, when the humidity resistance of the liquid crystal display module is required to be detected, a proper amount of clean water is injected into the inner cavity of the humidifying box body 6 through the water replenishing hole 7 to enable the clean water to submerge the bottom position of the blast pipe 402, and when the heat resistance of the liquid crystal display module is required to be detected, the elastic plug is firstly pulled out to discharge the clean water in the inner cavity of the humidifying box body 6.

Please refer to fig. 1 and 2 in the drawings of the specification: the inner chamber of the test box body 9 is uniformly provided with metal mesh plates 2, the left side and the right side of the bottom of each metal mesh plate 2 are symmetrically provided with supporting legs 3, the metal mesh plates 2 with proper quantity are selected to be stabilized in the inner chamber of the test box body 9 through the supporting legs 3, and the liquid crystal display modules are sequentially stacked in the placement process, so that the liquid crystal display modules are stacked in layers according to the quantity of the liquid crystal display modules.

Please refer to fig. 1 in the drawings of the specification: the second communicating pipe 13 that runs through lid frame 1 is evenly fixed to inlay in lid frame 1 top position, realizes taking a breath through second communicating pipe 13.

Please refer to fig. 1 in the drawings of the specification: a temperature sensor 14 penetrating through the cover frame 1 is fixedly arranged at the left side position of the top of the cover frame 1, the temperature sensor 14 is electrically connected with a PLC (programmable logic controller) 8, high temperature resistant fans 11 are uniformly fixed at the left side position and the right side position of the top of an inner cavity of the cover frame 1, heating wires 12 fixed with the top position of the inner cavity of the cover frame 1 are arranged in inner cavities of three groups of high temperature resistant fans 11, and the heating wires 12 are electrically connected with the PLC 8, when the heat resistance of the liquid crystal display module is required to be detected, an elastic plug is firstly pulled out to discharge clean water in the inner cavity of the humidifying box body 6, then the high temperature resistant fans 11 and the heating wires 12 are started at regular time through the PLC 8 to enable the heating wires 12 to heat air nearby and blow downwards onto the liquid crystal display module through the high temperature resistant fans 11, and finally the air is discharged through a first communication pipe 5 and a water replenishing hole 7, and the air temperature in the inner cavity of the testing box body 9 is automatically detected under the action of the temperature sensor 14, therefore, the heat resistance of the liquid crystal display module is conveniently tested.

The working principle is as follows: when the liquid crystal display module testing device is used, the liquid crystal display module testing device is placed at a proper position through the humidifying box body 6, then the cover frame 1 is opened, a proper amount of metal screen plates 2 are selected to be stabilized in the inner cavity of the testing box body 9 through the supporting legs 3, the liquid crystal display modules are sequentially stacked in the placing process, so that the liquid crystal display modules are stacked in layers according to the number of the liquid crystal display modules, then the cover frame 1 is covered again, a proper amount of clean water is injected into the inner cavity of the humidifying box body 6 through the water filling holes 7 to submerge the bottom position of the blast pipe 402, the blower 401 is started, external air is injected into the inner cavity of the humidifying box body 6 through the blast pipe 402, air escapes from the clean water, the air mixed with moisture enters the inner cavity of the testing box body 9 through the first communicating pipe 5 and is discharged through the second communicating pipe 13, so that the air humidity in the inner cavity of the testing box body 9 is increased, the humidity of the air is detected under the action of the humidity sensor 10 and is displayed by the PLC 8, the blower 401 is automatically and regularly closed under the action of a timing unit in the PLC 8, the cover frame 1 is opened, and the liquid crystal display module is taken out for detection, so that the humidity resistance of the liquid crystal display module is conveniently tested, and the smooth flowing of air flow is ensured under the action of the metal mesh plate 2.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.