CN107314923B - Gas enrichment device and liquid crystal bubble component analysis method - Google Patents
Gas enrichment device and liquid crystal bubble component analysis method Download PDFInfo
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- CN107314923B CN107314923B CN201710510564.3A CN201710510564A CN107314923B CN 107314923 B CN107314923 B CN 107314923B CN 201710510564 A CN201710510564 A CN 201710510564A CN 107314923 B CN107314923 B CN 107314923B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
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- G—PHYSICS
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
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Abstract
The invention provides a gas enrichment device and a liquid crystal bubble component analysis method. The gas enrichment device comprises a cup body, a collecting cover, a supporting rod for turning over the collecting cover and a gas collector arranged on the collecting cover, wherein, the gas collector comprises a collector body and a pin body penetrating through the side surface of the collector body, the collector body is provided with a second collecting cavity crossed with the pin body, the pin body is provided with a through hole corresponding to the second collecting cavity, when the gas enrichment device is used for analyzing the components of the liquid crystal bubbles, the pin body is rotated to enable the through hole to be communicated with the two parts of the second collection cavity, which are positioned at the two sides of the pin body, the cover body of the collection cover is downward, the liquid crystal layer of the liquid crystal panel sample is exposed in the liquid below the cover body, the bubbles in the liquid crystal layer are transferred into the second collection cavity, then the pin body is rotated to enable the two parts of the second collection cavity, which are positioned at the two sides of the pin body, to be separated, therefore, the collection of the gas in the bubbles is completed, and the accuracy and the feasibility of analyzing the components of the liquid crystal bubbles can be effectively improved.
Description
Technical Field
The invention relates to the technical field of liquid crystal display, in particular to a gas enrichment device and a liquid crystal bubble component analysis method.
Background
With the development of Display technology, flat panel Display devices such as liquid Crystal displays (L acquired Crystal displays, L CD) and Organic light Emitting diode displays (Organic L lighting Emitting displays, O L ED) have gradually replaced Cathode Ray Tube (CRT) displays due to their advantages of high image quality, power saving, thin body and wide application range, and are widely used in various consumer electronics products such as mobile phones, televisions, personal digital assistants, digital cameras, notebook computers and desktop computers, and become the mainstream of Display devices.
The liquid Crystal panel is generally composed of a Color Filter Substrate (CF Substrate), a Thin film transistor Array Substrate (TFT Array Substrate), and a liquid Crystal layer (L liquid Crystal L a) disposed between the two substrates.
In the manufacturing process of the liquid crystal panel, bubbles are inevitably present in the liquid crystal layer thereof, and in the failure mode of the liquid crystal panel, the bubbles in the liquid crystal layer are the most common failure mode. In the prior art, failure analysis is generally performed on a liquid crystal panel, wherein specific components of bubbles in a liquid crystal layer need to be tested and analyzed so as to determine the source of the bubbles and further analyze the failure reason.
At present, raman spectroscopy is generally used in the industry to analyze the components of liquid crystal bubbles, however, in actual production, the bubbles are generally dispersed in a liquid crystal layer and have very small size, so that it is very difficult to analyze the components of the bubbles by using raman spectroscopy.
Disclosure of Invention
The invention aims to provide a gas enrichment device which can effectively improve the accuracy and feasibility of analyzing the components of liquid crystal bubbles.
Another objective of the present invention is to provide a method for analyzing liquid crystal bubble components, which can effectively improve the accuracy and feasibility of analyzing the components of the liquid crystal bubbles.
To achieve the above object, the present invention provides, in a first aspect, a gas enrichment apparatus comprising: the cup comprises a cup body, a collecting cover arranged in the cup body, two supporting rods which are respectively fixed on two sides of the collecting cover and one end of which is far away from the collecting cover and is exposed outside the cup body, and a gas collector arranged on the collecting cover; the collecting cover comprises a cover body and a connecting column arranged on the cover body, the cover body is provided with a first collecting cavity, and the connecting column is provided with an air guide hole which extends inwards from one end of the connecting column and is communicated with the first collecting cavity; the gas collector comprises a collector body connected with the connecting column and a pin body penetrating through the side face of the collector body, the collector body is provided with a second collecting cavity crossed with the pin body, the pin body is provided with a through hole corresponding to the second collecting cavity, the connecting column is installed in the second collecting cavity, and the gas guide hole is communicated with the second collecting cavity.
The cup body, the collector body of the gas collector and the collecting cover are all made of transparent materials.
The connecting column is installed in the second collecting cavity through threaded connection.
The cover body comprises a conical part and a cylindrical part arranged on the conical part, the connecting column is arranged at one end, far away from the conical part, of the cylindrical part, and the two support rods are fixed on the side face of the cylindrical part.
The diameter of the second collection chamber is the same as the diameter of the through hole.
The invention also provides a liquid crystal bubble component analysis method, which comprises the following steps:
step S1, providing the gas enrichment device and a liquid crystal panel sample as described above;
the liquid crystal panel sample comprises two substrate substrates which are oppositely arranged and a liquid crystal layer positioned between the two substrate substrates, wherein bubbles are arranged in the liquid crystal layer;
step S2, rotating the pin body to enable the through hole to communicate the two parts of the second collecting cavity positioned at the two sides of the pin body, and rotating the supporting shaft to enable one side of the collecting cover with the cover body to face upwards;
step S3, pouring the bubble transferring liquid into the cup body, and making the upper surface of the bubble transferring liquid higher than the surface of the collecting cover at one side with the cover body;
step S4, rotating the supporting shaft to enable one side of the collecting cover with the cover body to face downwards, placing the liquid crystal panel sample in the bubble transfer liquid below the collecting cover, separating the two substrate substrates of the liquid crystal panel sample, and enabling bubbles in the liquid crystal layer to be transferred to a second collecting cavity of the gas collector through the bubble transfer liquid;
step S5, rotating the pin body to separate two parts of the second collecting cavity at two sides of the pin body, taking the gas collector off the collecting cover, and completing the collection of gas in the bubbles;
and step S6, analyzing the components of the gas collected by the gas collector.
The liquid crystal panel sample in step S1 was obtained by cutting the entire liquid crystal panel.
The step S3 knocks or vibrates the gas collector and the collecting cover while pouring the bubble transferring liquid into the cup body to remove bubbles generated when pouring the bubble transferring liquid.
The step S6 specifically includes: and (3) placing the gas collector in a Raman spectrometer for confocal focusing, and analyzing the components of the gas collected by the gas collector.
The invention has the beneficial effects that: the invention provides a gas enrichment device, which comprises a cup body, a collection cover, a supporting rod for turning over the collection cover and a gas collector arranged on the collection cover, wherein the gas collector comprises a collector body and a pin body penetrating through the side surface of the collector body, the collector body is provided with a second collection cavity crossed with the pin body, the pin body is provided with a through hole corresponding to the second collection cavity, when the gas enrichment device is used for analyzing the components of liquid crystal bubbles, the pin body is rotated to enable the through hole to be communicated with two parts of the second collection cavity positioned at two sides of the pin body, a cover body of the collection cover is downward and exposes the liquid crystal layer of a liquid crystal panel sample in liquid below the cover body, bubbles in the liquid crystal layer are transferred into the second collection cavity, and then the pin body is rotated to enable the two parts of the second collection cavity positioned at two sides of the pin body to be separated, so that the gas
The accuracy and the feasibility of analyzing the components of the liquid crystal bubbles can be effectively improved. The liquid crystal bubble component analysis method provided by the invention can effectively improve the accuracy and feasibility of analyzing the components of the liquid crystal bubbles.
Drawings
For a better understanding of the nature and technical aspects of the present invention, reference should be made to the following detailed description of the invention, taken in conjunction with the accompanying drawings, which are provided for purposes of illustration and description and are not intended to limit the invention.
In the drawings, there is shown in the drawings,
FIG. 1 is a schematic diagram of the gas enrichment apparatus of the present invention;
FIG. 2 is a schematic cross-sectional view of a collection hood and gas collector of the gas enrichment device of the present invention;
FIG. 3 is a flow chart of a method for analyzing the bubble composition of liquid crystal according to the present invention;
FIG. 4 is a schematic diagram of step S1 of the liquid crystal bubble composition analyzing method of the present invention;
FIGS. 5 and 6 are schematic diagrams of step S2 of the method for analyzing bubble composition of liquid crystal according to the present invention;
FIG. 7 is a diagram illustrating a step S3 of the method for analyzing bubble composition of liquid crystal according to the present invention;
FIG. 8 is a diagram illustrating a step S4 of the method for analyzing bubble composition of liquid crystal according to the present invention;
fig. 9 is a schematic diagram of step S5 of the liquid crystal bubble composition analysis method of the present invention.
Detailed Description
To further illustrate the technical means and effects of the present invention, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Referring to fig. 1 and 2, the present invention provides a gas enrichment apparatus, comprising: the cup comprises a cup body 1, a collecting cover 2 arranged in the cup body 1, two support rods 3 which are respectively fixed on two sides of the collecting cover 2 and one end of which is far away from the collecting cover 2 and is exposed outside the cup body 1, and a gas collector 4 arranged on the collecting cover 2; the collecting cover 2 comprises a cover body 21 and a connecting column 22 arranged on the cover body 21, wherein the cover body 21 is provided with a first collecting cavity 211, and the connecting column 22 is provided with an air guide hole 221 which extends inwards from one end of the connecting column and is communicated with the first collecting cavity 211; the gas collector 4 comprises a collector body 41 connected with the connecting column 22 and a pin body 42 penetrating through the side face of the collector body 41, the collector body 41 is provided with a second collecting cavity 411 crossed with the pin body 42, the pin body 42 is provided with a through hole 421 corresponding to the second collecting cavity 411, the connecting column 22 is installed in the second collecting cavity 411, and the gas guide hole 221 is communicated with the second collecting cavity 411.
Further, the gas enrichment device of the invention is applied to collecting the bubbles in the liquid crystal panel, and further analyzing the components of the gas in the liquid crystal bubbles, and the specific using method is as follows: firstly, the pin body 42 is rotated to enable the through hole 421 to communicate the two parts of the second collection cavity 411 positioned at the two sides of the pin body 42, the support shaft 3 is rotated to enable the side of the collection cover 2 with the cover body 21 to face upwards, and at the moment, the first collection cavity 211, the air guide hole 221, the part of the second collection cavity 411 positioned between the pin body 42 and the air guide hole 221, the through hole 421 and the part of the second collection cavity 411 positioned at the side of the pin body 42 far away from the air guide hole 221 are sequentially communicated; then, pouring liquid for transferring bubbles into the cup body 1, so that the upper surface of the liquid is higher than the surface of the collection cover 2 on the side with the cover body 21, and at this time, the first collection cavity 211, the air guide hole 221, the part of the second collection cavity 411 between the pin body 42 and the air guide hole 221, the through hole 421, and the part of the second collection cavity 411 on the side of the pin body 42 away from the air guide hole 221 are all filled with the liquid; then, slowly rotating the support shaft 3 to make the side of the collection cover 2 with the cover body 21 face downwards, placing a liquid crystal panel sample with a liquid crystal layer having bubbles in the liquid crystal in the liquid below the collection cover 2, exposing the liquid crystal layer of the liquid crystal panel to make the bubbles enter the liquid, and at this time, the bubbles are transferred to the second collection cavity 411 through the first collection cavity 211, the air guide hole 221, the part of the second collection cavity 411 between the pin body 42 and the air guide hole 221, the through hole 421, and the part of the second collection cavity 411 on the side of the pin body 42 away from the air guide hole 221; finally, the second collecting cavity 411 is separated from two parts of the pin body 42 by rotating the pin body 42, at the moment, the gas in the bubbles is sealed in the part of the second collecting cavity 411, which is positioned on one side of the pin body 42 away from the gas guide hole 221, at the moment, the gas collector 4 is taken down from the collecting cover 2, namely, the collection of the gas in the bubbles is completed, the gas collector 4 collecting the gas can be applied to the subsequent operation of analyzing the components of the gas in the bubbles, compared with the prior art that the gas is directly analyzed for the bubbles, the accuracy and feasibility of analyzing the components of the liquid crystal bubbles can be effectively improved, and the failure analysis capability of the liquid crystal bubbles is improved.
For the convenience of visual operation, the materials of the cup body 1, the collector body 41 of the gas collector 4 and the collecting cover 2 are preferably transparent materials.
Specifically, the liquid for transferring bubbles is preferably a liquid having low volatility and low gas solubility.
In particular, the connecting column 22 is mounted inside the second collecting chamber 411 by means of a threaded connection.
Specifically, the cover body 21 includes a tapered portion 212 and a cylindrical portion 213 disposed on the tapered portion 212, the connecting column 22 is disposed at one end of the cylindrical portion 213 away from the tapered portion 212, and the two support rods 3 are fixed on the side of the cylindrical portion 213.
Preferably, the diameter of the second collecting chamber 411 is the same as that of the through hole 421.
Referring to fig. 3, based on the same inventive concept, the present invention further provides a method for analyzing components of liquid crystal bubbles, comprising the following steps:
step S1, please refer to fig. 4, and refer to fig. 1 and fig. 2, to provide the gas enrichment device and a liquid crystal panel sample 5, which will not be further described herein;
the liquid crystal panel sample 5 includes two substrate substrates 51 disposed opposite to each other, and a liquid crystal layer 52 disposed between the two substrate substrates 51, and the liquid crystal layer 52 has bubbles 53 therein.
Specifically, the liquid crystal panel sample 5 in step S1 was obtained by cutting the entire liquid crystal panel.
Step S2, please refer to fig. 5 and 6, the pin body 42 is rotated to make the through hole 421 connect the two parts of the second collecting cavity 411 located at the two sides of the pin body 42, the support shaft 3 is rotated to make the side of the collecting cover 2 having the cover body 21 facing upwards, and at this time, the first collecting cavity 211, the air guide hole 221, the part of the second collecting cavity 411 located between the pin body 42 and the air guide hole 221, the through hole 421, and the part of the second collecting cavity 411 located at the side of the pin body 42 away from the air guide hole 221 are connected in sequence.
Step S3, please refer to fig. 7, the bubble transferring liquid 6 is poured into the cup body 1, so that the upper surface of the bubble transferring liquid 6 is higher than the surface of the collecting hood 2 on the side having the hood body 21, and at this time, the first collecting cavity 211, the air guide hole 221, the portion of the second collecting cavity 411 between the pin body 42 and the air guide hole 221, the through hole 421, and the portion of the second collecting cavity 411 on the side of the pin body 42 away from the air guide hole 221 are all filled with the bubble transferring liquid 6.
Specifically, the bubble transfer liquid 6 is selected from a liquid having low volatility and low solubility in gas.
Specifically, the step S3 taps or vibrates the gas collector 4 and the collecting cover 2 while pouring the bubble transferring liquid 6 into the cup body 1 to remove bubbles generated when pouring the bubble transferring liquid 6.
In step S4, please refer to fig. 8, the support shaft 3 is rotated to make the side of the collection cover 2 having the cover 21 face downward, the liquid crystal panel sample 5 is placed in the bubble transferring liquid 6 under the collection cover 2, the two substrate substrates 51 of the liquid crystal panel sample 5 are separated to expose the liquid crystal layer 52, and at this time, the bubbles 53 in the liquid crystal layer 52 are transferred to the second collection cavity 411 through the first collection cavity 211, the air vents 221, the portion of the second collection cavity 411 between the pins 42 and the air vents 221, the through holes 421, and the bubble transferring liquid 6 in the portion of the second collection cavity 411 at the side of the pins 42 away from the air vents 221.
Specifically, the process of step S4 preferably includes knocking or vibrating the gas enrichment device to prevent the gas bubbles 53 from adhering to the gas enrichment device.
Step S5, please refer to fig. 9, the pin body 42 is rotated to separate the two parts of the second collecting cavity 411 at the two sides of the pin body 42, and the gas in the bubbles 53 is sealed in the part of the second collecting cavity 411 at the side of the pin body 42 away from the gas guide hole 221, and the gas collector 4 is removed from the collecting hood 2, so as to complete the collection of the gas in the bubbles 53.
Step S6 is to analyze the composition of the gas collected by the gas collector 4.
Specifically, the step S6 specifically includes: the gas collector 4 is placed in a raman spectrometer for confocal measurement, and the composition of the gas collected by the gas collector 4 is analyzed.
According to the liquid crystal bubble component analysis method, the gas enrichment device is adopted to collect the bubbles 53 in the liquid crystal layer 52 of the liquid crystal panel sample 5, and then the gas in the gas collector 4 of the gas enrichment device is subjected to component analysis.
In summary, the gas enrichment device of the invention comprises a cup body, a collection cover, a support rod for turning over the collection cover, and a gas collector arranged on the collection cover, wherein, the gas collector comprises a collector body and a pin body penetrating through the side surface of the collector body, the collector body is provided with a second collecting cavity crossed with the pin body, the pin body is provided with a through hole corresponding to the second collecting cavity, when the gas enrichment device is used for analyzing the components of the liquid crystal bubbles, the pin body is rotated to enable the through hole to be communicated with the two parts of the second collection cavity, which are positioned at the two sides of the pin body, the cover body of the collection cover is downward, the liquid crystal layer of the liquid crystal panel is exposed in the liquid below the cover body, the bubbles in the liquid crystal layer are transferred into the second collection cavity, then the pin body is rotated to enable the two parts of the second collection cavity, which are positioned at the two sides of the pin body, to be separated, therefore, the collection of the gas in the bubbles is completed, and the accuracy and the feasibility of analyzing the components of the liquid crystal bubbles can be effectively improved. The liquid crystal bubble component analysis method can effectively improve the accuracy and feasibility of analyzing the components of the liquid crystal bubbles.
As described above, it will be apparent to those skilled in the art that various other changes and modifications can be made based on the technical solution and the technical idea of the present invention, and all such changes and modifications should fall within the protective scope of the appended claims.
Claims (4)
1. The liquid crystal bubble component analysis method is characterized by comprising the following steps of:
step S1, providing a gas enrichment device and a liquid crystal panel sample (5);
the gas enrichment device comprises: the cup comprises a cup body (1), a collecting cover (2) arranged in the cup body (1), two support rods (3) which are respectively fixed on two sides of the collecting cover (2) and one end of which is far away from the collecting cover (2) and is exposed outside the cup body (1), and a gas collector (4) arranged on the collecting cover (2); the collecting cover (2) comprises a cover body (21) and a connecting column (22) arranged on the cover body (21), the cover body (21) is provided with a first collecting cavity (211), and the connecting column (22) is provided with an air guide hole (221) which extends inwards from one end of the connecting column and is communicated with the first collecting cavity (211); the gas collector (4) comprises a collector body (41) connected with the connecting column (22) and a pin body (42) penetrating through the side face of the collector body (41), the collector body (41) is provided with a second collecting cavity (411) crossed with the pin body (42), the pin body (42) is provided with a through hole (421) corresponding to the second collecting cavity (411), the connecting column (22) is installed in the second collecting cavity (411), and the gas guide hole (221) is communicated with the second collecting cavity (411);
the connecting column (22) is installed in the second collecting cavity (411) through threaded connection;
the cover body (21) comprises a conical part (212) and a cylindrical part (213) arranged on the conical part (212), the connecting column (22) is arranged at one end, far away from the conical part (212), of the cylindrical part (213), and the two support rods (3) are fixed on the side face of the cylindrical part (213);
the gas enrichment device is used for collecting bubbles in the liquid crystal panel;
the liquid crystal panel sample (5) comprises two substrate substrates (51) which are oppositely arranged and a liquid crystal layer (52) positioned between the two substrate substrates (51), wherein bubbles (53) are arranged in the liquid crystal layer (52);
step S2, rotating the pin body (42) to enable the through hole (421) to communicate the two parts of the second collecting cavity (411) positioned at the two sides of the pin body (42), and rotating the support rod (3) to enable the side of the collecting cover (2) with the cover body (21) to face upwards;
step S3, pouring the bubble transfer liquid (6) into the cup body (1) to enable the upper surface of the bubble transfer liquid (6) to be higher than the surface of the collection cover (2) on the side with the cover body (21);
step S4, rotating the support rod (3) to enable the side, provided with the cover body (21), of the collection cover (2) to face downwards, placing the liquid crystal panel sample (5) in the bubble transfer liquid (6) below the collection cover (2), separating the two substrate substrates (51) of the liquid crystal panel sample (5), and enabling the bubbles (53) in the liquid crystal layer (52) to be transferred to the second collection cavity (411) of the gas collector (4) through the bubble transfer liquid (6);
step S5, rotating the pin body (42) to separate two parts of the second collecting cavity (411) at two sides of the pin body (42), taking the gas collector (4) down from the collecting cover (2), and finishing the collection of the gas in the bubbles (53);
and step S6, analyzing the components of the gas collected by the gas collector (4).
2. The liquid crystal bubble composition analyzing method according to claim 1, wherein the liquid crystal panel sample (5) in step S1 is obtained by cutting a single piece of the liquid crystal panel.
3. The liquid crystal bubble composition analyzing method according to claim 1, wherein the step S3 knocks or vibrates the gas collector (4) and the collecting cap (2) while pouring the bubble transferring liquid (6) into the cup body (1) to remove bubbles generated when pouring the bubble transferring liquid (6).
4. The liquid crystal bubble composition analysis method according to claim 1, wherein the step S6 is specifically: and (3) placing the gas collector (4) in a Raman spectrometer for confocal focusing, and analyzing the components of the gas collected by the gas collector (4).
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| CN107314923B true CN107314923B (en) | 2020-07-28 |
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| CN109212794A (en) * | 2018-10-17 | 2019-01-15 | 深圳市华星光电技术有限公司 | A kind of liquid crystal bubbles analysis method and analytical equipment |
| CN113253495B (en) * | 2021-05-28 | 2021-11-02 | 苏州华星光电技术有限公司 | Liquid crystal panel bubble collecting method and device |
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| JP2000292762A (en) * | 1999-04-12 | 2000-10-20 | Ricoh Co Ltd | Gas analyzer for air bubble in liquid crystal cell and gas analysis of air bubble in liquid crystal cell utilizing the same |
| CN102156062A (en) * | 2011-03-25 | 2011-08-17 | 方斌 | Method and device for sampling emergent gas in natural spring water |
| CN205656040U (en) * | 2016-05-12 | 2016-10-19 | 长安大学 | Gaseous collection system in simple and easy ice |
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| JP3429522B2 (en) * | 1993-02-23 | 2003-07-22 | 株式会社荏原製作所 | Conveying device having gas cleaning means |
| CN102608273B (en) * | 2012-03-23 | 2014-07-23 | 重庆大学 | Method for collecting underwater bubbles and method for monitoring underwater bubble flux under hydrodynamic conditions |
| CN106644605A (en) * | 2016-10-31 | 2017-05-10 | 核工业北京地质研究院 | Device and method for collecting bubble gas in geothermal water |
| CN206146887U (en) * | 2016-11-11 | 2017-05-03 | 浙江省林业科学研究院 | A device for gathering river bubble |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000292762A (en) * | 1999-04-12 | 2000-10-20 | Ricoh Co Ltd | Gas analyzer for air bubble in liquid crystal cell and gas analysis of air bubble in liquid crystal cell utilizing the same |
| CN102156062A (en) * | 2011-03-25 | 2011-08-17 | 方斌 | Method and device for sampling emergent gas in natural spring water |
| CN205656040U (en) * | 2016-05-12 | 2016-10-19 | 长安大学 | Gaseous collection system in simple and easy ice |
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Address after: 9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Patentee after: TCL Huaxing Photoelectric Technology Co.,Ltd. Address before: 9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Patentee before: Shenzhen China Star Optoelectronics Technology Co.,Ltd. |