CN106645287B - Hollow glass condensation check device - Google Patents
Hollow glass condensation check device Download PDFInfo
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- CN106645287B CN106645287B CN201611168704.5A CN201611168704A CN106645287B CN 106645287 B CN106645287 B CN 106645287B CN 201611168704 A CN201611168704 A CN 201611168704A CN 106645287 B CN106645287 B CN 106645287B
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- compressor
- hollow glass
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- temperature
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/56—Investigating or analyzing materials by the use of thermal means by investigating moisture content
- G01N25/66—Investigating or analyzing materials by the use of thermal means by investigating moisture content by investigating dew-point
- G01N25/68—Investigating or analyzing materials by the use of thermal means by investigating moisture content by investigating dew-point by varying the temperature of a condensing surface
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Abstract
The invention discloses a kind of hollow glass condensation check devices, belong to hollow glass condensation check field, and described device includes cold end and refrigeration unit, and the cold end includes refrigeration section, and the refrigeration section is hollow structure；The refrigeration unit includes condenser, stage compressor, heat exchanger and split-compressor；The stage compressor is connect by first pipe with the condenser, and the first circuit is constituted；The stage compressor is connect by second pipe with the heat exchanger, and second servo loop is constituted；The split-compressor is connect by third pipeline with the condenser, and tertiary circuit is constituted；The split-compressor is connect by the 4th pipeline with the refrigeration section, and the 4th circuit is constituted；Refrigerant is filled in the stage compressor and split-compressor.The present invention is able to detect whether hollow glass condenses at 0 DEG C to -60 DEG C, and the present invention eliminates the reliance on dry ice, so that test is no longer limited by zone time, improves the measuring accuracy of detection device.
Description
Technical field
The present invention relates to hollow glass condensation check fields, particularly relate to a kind of hollow glass condensation check device.
Background technique
Hollow glass authenticates and (forces quality authentication) product, national standard " hollow glass " GB/T as China CCC
11944-2012 requires as lower than -40 DEG C, experiment ordering temperature will be lower than -60 DEG C the close dew temperature of hollow glass.In tradition
Empty glass condensation check device is to be used as cold source for cold-side cooling using dry ice (drikold, temperature are lower than -70 DEG C),
Structure is simple, but controls cold junction temperature difficulty, and test result precision is low.Also, domestic many areas can not purchase dry ice,
Cause the test of hollow glass condensation performance that can not carry out.
Summary of the invention
The present invention provides a kind of hollow glass condensation check device, and the present invention is able to detect hollow glass at 0 DEG C Dao -60 DEG C
Whether condense, and the present invention in the detection empty glass condensation performance when eliminate the reliance on dry ice so that test is no longer by ground
Area's time restriction improves the measuring accuracy of detection device.
In order to solve the above technical problems, present invention offer technical solution is as follows:
The present invention provides a kind of hollow glass condensation check device, including cold end and refrigeration unit, in which:
The cold end includes refrigeration section, and the refrigeration section is hollow structure；
The refrigeration unit includes condenser, stage compressor, heat exchanger and split-compressor；
The stage compressor is connect by first pipe with the condenser, and the first circuit is constituted；The one stage of compression
Machine is connect by second pipe with the heat exchanger, and second servo loop is constituted；The split-compressor by third pipeline with it is described
Condenser connection, constitutes tertiary circuit；The split-compressor is connect by the 4th pipeline with the refrigeration section, is constituted the 4th time
Road；
Refrigerant is filled in the stage compressor and split-compressor.
Further, it is filled with R404 refrigerant in the stage compressor, is filled with R23 system in the split-compressor
Cryogen.
Further, the cold end further includes the heat-conducting part for contacting with hollow glass, and the heat-conducting part is arranged in institute
It states in refrigeration section.
Further, the refrigeration section is honeycomb hollow structure.
Further, described device further includes temperature compensator, and the temperature compensator is arranged in the refrigeration section, institute
It states temperature compensator and is connected with temperature controller.
Further, the temperature compensator includes heater and heat-conducting plate.
Further, the temperature controller includes temperature sampler, PID controller and display screen, the temperature acquisition
Device is connected with temperature sensor, and the temperature sensor is arranged in cold end.
Further, the material of the cold end is copper.
Further, further include bypass line on the tertiary circuit, be provided with by-passing valve on the bypass line.
The invention has the following advantages:
The course of work of the invention are as follows: under device open state, stage compressor starts first, the system of stage compressor
Cold liquid, which is compressed, cools to -40 DEG C or so, and split-compressor starting, stage compressor is the system of split-compressor by heat exchanger
Cold liquid cooling, the refrigerating fluid of split-compressor is further compressed in process split-compressor cools to -80 DEG C or less.It is cold simultaneously
End temperature under the cooling to -80 DEG C of split-compressor refrigerating fluids below is reduced to -60 DEG C or less.Cold end keeps low temperature in
The surface of empty glass contacts, and certain time is kept to determine whether hollow glass inner surface condenses.
Hollow glass condensation check device of the invention is able to detect whether hollow glass condenses at 0 DEG C to -60 DEG C,
And the present invention in the detection empty glass condensation performance when eliminate the reliance on dry ice.This aspect makes test no longer by zone time
Limitation, on the other hand also improves the measuring accuracy of detection device.
Detailed description of the invention
Fig. 1 is the schematic diagram of hollow glass condensation check device of the invention；
Fig. 2 is the sectional view of the cold end in the present invention.
Specific embodiment
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.
The present invention provides a kind of hollow glass condensation check device, as shown in Figs. 1-2, including cold end 100 and refrigeration unit
200, in which:
Cold end 100 includes refrigeration section 110, and refrigeration section 110 is hollow structure.
Refrigeration unit 200 includes condenser 210, stage compressor 220, heat exchanger 230 and split-compressor 240.
Stage compressor 220 is connect by first pipe 310 with condenser 210, and the first circuit is constituted；Stage compressor
220 are connect by second pipe 320 with heat exchanger 230, and second servo loop is constituted；Split-compressor 240 by third pipeline 330 with
Condenser 230 connects, and constitutes tertiary circuit；Split-compressor 240 is connect by the 4th pipeline 340 with refrigeration section 110, composition the
Four circuits.
Refrigerant is filled in stage compressor 220 and split-compressor 240.
The course of work of the invention are as follows: under device open state, stage compressor starts first, the system of stage compressor
Cold liquid, which is compressed, cools to -40 DEG C or so, and split-compressor starting, stage compressor is the system of split-compressor by heat exchanger
Cold liquid cooling, the refrigerating fluid of split-compressor is further compressed in process split-compressor cools to -80 DEG C or less.It is cold simultaneously
End temperature under the cooling to -80 DEG C of split-compressor refrigerating fluids below is reduced to -60 DEG C or less.Cold end keeps low temperature in
The surface of empty glass contacts, and certain time is kept to determine whether hollow glass inner surface condenses.
Hollow glass condensation check device of the invention is able to detect whether hollow glass condenses at 0 DEG C to -60 DEG C,
And the present invention in the detection empty glass condensation performance when eliminate the reliance on dry ice.This aspect makes test no longer by zone time
Limitation, on the other hand also improves the measuring accuracy of detection device.
In the present invention, stage compressor is different with the refrigerant filled in split-compressor, it is preferred that stage compressor
It is filled with R404 freon refrigerant in 220, is filled with R23 freon refrigerant in split-compressor 240.
In the present invention, contact for convenience of cold end with hollow glass, and make the thermally conductive effect between cold end and hollow glass
Fruit is good, and cold end 100 further includes the heat-conducting part 120 for contacting with hollow glass 400, and heat-conducting part 120 is arranged in refrigeration section 110
On.
Refrigeration section is hollow structure, is used for circularly cooling liquid, it is preferred that refrigeration section 110 is honeycomb hollow structure.The structure
Design is conducive to the conduction of refrigerant cooling capacity, while being conducive to the heat conduction of temperature compensator.
For the temperature for being accurately controlled cold end, hollow glass condensation check device of the invention further includes temperature compensator
500, temperature compensator 500 is arranged in refrigeration section 110, and temperature compensator is preferably provided at refrigeration lower surface, it is ensured that cold end
The uniformity of temperature and the rapidity of control.
Temperature compensator 500 is connected with temperature controller 600.Wherein, temperature compensator 500 includes heater and thermally conductive
Plate, heater are preferably plate heater, and heat-conducting plate is preferably copper heat-conducting plate, temperature controller 600 include temperature sampler,
PID controller and display screen, temperature sampler are connected with temperature sensor, and temperature sensor is arranged in cold end 100.
Temperature sampler controls temperature using PID controller by the temperature information of the temperature sensor feedback in cold end
The heat of compensator exports, and achievees the purpose that control cold junction temperature.Temperature sampler is mounted in cold end, it is preferred that cold end
100 material is copper, and temperature sampler is mounted in copper structure.
Further, to protect split-compressor, pressure is reduced, further includes bypass line 700, bypass pipe on tertiary circuit
By-passing valve 710 is provided on road 700
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (8)
1. a kind of hollow glass condensation check device, which is characterized in that including cold end and refrigeration unit, in which:
The cold end includes refrigeration section, and the refrigeration section is hollow structure；
The refrigeration unit includes condenser, stage compressor, heat exchanger and split-compressor；
The stage compressor is connect by first pipe with the condenser, and the first circuit is constituted；The stage compressor is logical
It crosses second pipe to connect with the heat exchanger, constitutes second servo loop；The split-compressor passes through third pipeline and the condensation
Device connection, constitutes tertiary circuit；The split-compressor is connect by the 4th pipeline with the refrigeration section, and the 4th circuit is constituted；
Refrigerant is filled in the stage compressor and split-compressor；
The refrigeration section is honeycomb hollow structure.
2. hollow glass condensation check device according to claim 1, which is characterized in that filling in the stage compressor
There is R404 refrigerant, is filled with R23 refrigerant in the split-compressor.
3. hollow glass condensation check device according to claim 1, which is characterized in that the cold end further include for
The heat-conducting part of hollow glass contact, the heat-conducting part are arranged in the refrigeration section.
4. hollow glass condensation check device according to claim 1 to 3, which is characterized in that described device further includes
Temperature compensator, the temperature compensator are arranged in the refrigeration section, and the temperature compensator is connected with temperature controller.
5. hollow glass condensation check device according to claim 4, which is characterized in that the temperature compensator includes adding
Hot device and heat-conducting plate.
6. hollow glass condensation check device according to claim 4, which is characterized in that the temperature controller includes temperature
Collector, PID controller and display screen are spent, the temperature sampler is connected with temperature sensor, the temperature sensor setting
In cold end.
7. hollow glass condensation check device according to claim 1, which is characterized in that the material of the cold end is copper.
8. hollow glass condensation check device according to claim 1, which is characterized in that further include on the tertiary circuit
Bypass line is provided with by-passing valve on the bypass line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611168704.5A CN106645287B (en) | 2016-12-16 | 2016-12-16 | Hollow glass condensation check device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611168704.5A CN106645287B (en) | 2016-12-16 | 2016-12-16 | Hollow glass condensation check device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106645287A CN106645287A (en) | 2017-05-10 |
| CN106645287B true CN106645287B (en) | 2019-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611168704.5A Active CN106645287B (en) | 2016-12-16 | 2016-12-16 | Hollow glass condensation check device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113686921B (en) * | 2021-08-19 | 2024-04-16 | 重庆欣万怡玻璃有限公司 | Hollow glass dewing intelligent detection processing device based on functional glass |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203133007U (en) * | 2013-01-11 | 2013-08-14 | 安徽省建筑工程质量监督检测站 | Electronic hollow glass dew point tester |
| CN203249887U (en) * | 2013-04-15 | 2013-10-23 | 安徽众锐质量检测有限公司 | Electronic refrigeration-type hollow glass dew point test instrument |
| CN204008530U (en) * | 2014-07-31 | 2014-12-10 | 沈阳紫微机电设备有限公司 | Hollow-glass dew-point detector |
| CN205280637U (en) * | 2015-12-17 | 2016-06-01 | 中国科学院金属研究所 | Low temperature fatigue crack growth speed test device |
| CN205484158U (en) * | 2016-03-11 | 2016-08-17 | 贵州中建建筑科研设计院有限公司 | A device for witnessed inspections cavity glass dew point |
| CN205643226U (en) * | 2016-03-25 | 2016-10-12 | 中国建材检验认证集团秦皇岛有限公司 | Cavity glass dew point detection device |
-
2016
- 2016-12-16 CN CN201611168704.5A patent/CN106645287B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203133007U (en) * | 2013-01-11 | 2013-08-14 | 安徽省建筑工程质量监督检测站 | Electronic hollow glass dew point tester |
| CN203249887U (en) * | 2013-04-15 | 2013-10-23 | 安徽众锐质量检测有限公司 | Electronic refrigeration-type hollow glass dew point test instrument |
| CN204008530U (en) * | 2014-07-31 | 2014-12-10 | 沈阳紫微机电设备有限公司 | Hollow-glass dew-point detector |
| CN205280637U (en) * | 2015-12-17 | 2016-06-01 | 中国科学院金属研究所 | Low temperature fatigue crack growth speed test device |
| CN205484158U (en) * | 2016-03-11 | 2016-08-17 | 贵州中建建筑科研设计院有限公司 | A device for witnessed inspections cavity glass dew point |
| CN205643226U (en) * | 2016-03-25 | 2016-10-12 | 中国建材检验认证集团秦皇岛有限公司 | Cavity glass dew point detection device |
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| CN106645287A (en) | 2017-05-10 |
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