CN104502393A - Micro-cooling capacity exchange type freezing and thawing test machine - Google Patents
Micro-cooling capacity exchange type freezing and thawing test machine Download PDFInfo
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- CN104502393A CN104502393A CN201410799099.6A CN201410799099A CN104502393A CN 104502393 A CN104502393 A CN 104502393A CN 201410799099 A CN201410799099 A CN 201410799099A CN 104502393 A CN104502393 A CN 104502393A
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Abstract
The invention relates to a micro-cooling capacity exchange type freezing and thawing test machine, which comprises a main box body; a test-piece box and an outdoor machine are arranged in the main box body; a micro-cooling capacity exchange device is arranged in the outdoor machine; the micro-cooling capacity exchange device sequentially comprises a refrigeration source, a main pipeline and a circulation pipeline; the circulation pipeline is used for feeding cooling water discharged from the test-piece box into the test-piece box in a circulatory manner; the circulation pipeline and the refrigeration source are connected by the main pipeline through electromagnetic valves; the main pipeline is used for feeding fresh cooling water into the cooling water circulating in the circulation pipeline through the three electromagnetic valves; a water pump for feeding the cooling water into the test-piece box is arranged on the circulation pipeline; a backflow pipeline is also arranged between the test-piece box and the refrigeration source; a grid and a freezing and thawing test box body are detachably arranged in the test-piece box; and at least two infrared sensors of different heights are arranged on the inner wall of the test-piece box.
Description
Technical field
The present invention relates to anti-freezing property testing equipment, particularly relate to a kind of freezing-thawing test machine of micro-Cooling capacity exchanging.
Background technology
Freezing-thawing test owner will comprise test piece box, cooling system, switch board, and heat-insulation layer, and heat-insulation layer is arranged on perisporium and the below of described test piece box, is filled with foamed cotton in heat-insulation layer; Cooling system is arranged on the below of test piece box.During test anti-freezing property, normally adopt and test specimen is put into test piece box together with solution, to freeze and heating operation to test specimen.Such as Chinese invention patent " the monolateral frozen process experiment machine of a kind of concrete ", application number is 201220746644.1, it discloses and comprise test piece box, cooling system, switch board, and heat-insulation layer, heat-insulation layer is arranged on perisporium and the below of test piece box, be filled with foamed cotton in heat-insulation layer, the by-level of the heat-insulation layer below test piece box is provided with refrigeration groove; The bottom of refrigeration groove one end is connected with an input pipe, and the side of its other end is connected with efferent duct, and input pipe is connected by a water pump with efferent duct; The bottom of cooling system is provided with solenoid valve group, and solenoid valve group comprises three solenoid valves be arranged side by side; First termination of solenoid valve group is connected with test piece box, and its second termination is connected with refrigeration groove.But lack the accurate control to temperature in this structure, thus cannot balance test piece box internal object temperature and its actual temperature, therefore the comparison in difference of test piece box internal object temperature and its actual temperature is large, the precision of the temperature namely in test piece box is not high.
Summary of the invention
The technical matters that the present invention mainly solves is to provide a kind of freezing-thawing test machine of micro-Cooling capacity exchanging, and it is reasonable in design, and structure is simple, solves the problem of temperature essence control ability shortcoming.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is to provide a kind of freezing-thawing test machine of micro-Cooling capacity exchanging, comprises main box, is provided with test piece box and off-premises station in main box; Chilly amount switch is provided with in described off-premises station; Described chilly amount switch comprises refrigeration source, main pipeline and circulating line; Chilled water flows out from refrigeration source and finally enters described test piece box through main pipeline, circulating line successively; Test piece box is sent in the chilled water recycle that test piece box is discharged by described circulating line; Described main pipeline is connected with described circulating line by solenoid valve; Fresh chilled water to be sent in the chilled water circulated in described circulating line by described main pipeline by three solenoid valves; Described circulating line is provided with water pump and send chilled water in described test piece box; Also reflux line is provided with between described test piece box and described refrigeration source; Removablely in described test piece box be provided with grid and frozen process experiment case; At least be provided with two in the inwall of described test piece box and highly do not wait infrared ray sensor.
Preferably, the inwall of described test piece box is provided with liquid barrier.
Preferably, described grid is positioned at the top of frozen process experiment case.
Preferably, the outer wall of described liquid barrier is provided with raised line; Described grid is arranged in test piece box by raised line.
Preferably, equally spacedly in described test piece box multiple shelf is provided with; Described frozen process experiment case is arranged in test piece box by shelf.
Preferably, heat-insulation layer is provided with in the perisporium of described test piece box.
Preferably, foamed cotton is filled with in described heat-insulation layer.
The invention has the beneficial effects as follows: a kind of freezing-thawing test machine of micro-Cooling capacity exchanging, its automatization level is high, and temperature controls meticulous, and process of the test does not need manual intervention, and test specimen is in test piece box and does not contact with atmospheric environment, and test figure is accurate.
Accompanying drawing explanation
Fig. 1 is the structural representation of the freezing-thawing test machine of a kind of micro-Cooling capacity exchanging of the present invention;
Fig. 2 is the schematic diagram of chilly amount switch;
In accompanying drawing, the mark of each parts is as follows: 1, main box; 2, test piece box; 3, off-premises station; 4, refrigeration source; 5, main pipeline; 6, circulating line; 7, solenoid valve; 8, reflux line; 9, grid; 10, frozen process experiment case; 11, liquid barrier; 12, raised line; 13, shelf; 14, heat-insulation layer; 15, infrared ray sensor; 16, water pump.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
Refer to attached Fig. 1 and 2, the embodiment of the present invention comprises:
A freezing-thawing test machine for micro-Cooling capacity exchanging, comprises main box 1, is provided with test piece box 2 and off-premises station 3 in main box 1; Chilly amount switch is provided with in described off-premises station 3; Described chilly amount switch comprises refrigeration source 4, main pipeline 5 and circulating line 6; Chilled water flows out from refrigeration source 4 and finally enters described test piece box 2 through main pipeline 5, circulating line 6 successively; Test piece box 2 is sent in the chilled water recycle that test piece box 2 is discharged by described circulating line 6; Described circulating line 6 is connected with described refrigeration source 4 by solenoid valve 7 by described main pipeline 5; Fresh chilled water to be sent in the chilled water circulated in described circulating line by described main pipeline 5 by three solenoid valves; Described circulating line 6 is provided with water pump 16 and send chilled water in described test piece box 2; Reflux line 8 is also provided with between described test piece box 2 and described refrigeration source 4.This structure effectively can realize the change of the chilly amount of temperature, reaches temperature and accurately controls.Removablely in described test piece box 2 be provided with grid 9 and frozen process experiment case 10; Described grid 9 is positioned at the top of frozen process experiment case 10.Two infrared ray sensors 15 highly do not waited at least are provided with in the inwall of described test piece box 3; Its liquid level of height required for the salt water immersion test of concrete sample arranged, such testing machine can do three tests, greatly reduces experimentation cost.The inwall of described test piece box 2 is provided with liquid barrier 11.The outer wall of described liquid barrier 11 is provided with raised line 12; Described grid 9 is arranged in test piece box 2 by raised line 12.Equally spacedly in described test piece box 2 be provided with multiple shelf 13; Described frozen process experiment case 10 is arranged in test piece box by shelf.Heat-insulation layer 14 is provided with in the perisporium of described test piece box 2.Foamed cotton is filled with in described heat-insulation layer 14.The freezing-thawing test machine of above-mentioned micro-Cooling capacity exchanging, automatization level is high, and temperature controls meticulous, and process of the test does not need manual intervention, and test specimen is in test piece box and does not contact with atmospheric environment, and test figure is accurate.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (7)
1. a freezing-thawing test machine for micro-Cooling capacity exchanging, is characterized in that: comprise main box, is provided with test piece box and off-premises station in main box; Chilly amount switch is provided with in described off-premises station; Described chilly amount switch comprises refrigeration source, main pipeline and circulating line; Chilled water flows out from refrigeration source and finally enters described test piece box through main pipeline, circulating line successively; Test piece box is sent in the chilled water recycle that test piece box is discharged by described circulating line; Described main pipeline is connected with described circulating line by solenoid valve; Fresh chilled water to be sent in the chilled water circulated in described circulating line by described main pipeline by three solenoid valves; Described circulating line is provided with water pump and send chilled water in described test piece box; Also reflux line is provided with between described test piece box and described refrigeration source; Removablely in described test piece box be provided with grid and frozen process experiment case; At least be provided with two in the inwall of described test piece box and highly do not wait infrared ray sensor.
2. the freezing-thawing test machine of a kind of micro-Cooling capacity exchanging according to claim 1, is characterized in that: it is characterized in that: the inwall of described test piece box is provided with liquid barrier.
3. the freezing-thawing test machine of a kind of micro-Cooling capacity exchanging according to claim 2, is characterized in that: described grid is positioned at the top of frozen process experiment case.
4. the freezing-thawing test machine of a kind of micro-Cooling capacity exchanging according to claim 3, is characterized in that: the outer wall of described liquid barrier is provided with raised line; Described grid is arranged in test piece box by raised line.
5. the freezing-thawing test machine of a kind of micro-Cooling capacity exchanging according to claim 4, is characterized in that: equally spacedly in described test piece box be provided with multiple shelf; Described frozen process experiment case is arranged in test piece box by shelf.
6. the freezing-thawing test machine of a kind of micro-Cooling capacity exchanging according to claim 5, is characterized in that: be provided with heat-insulation layer in the perisporium of described test piece box.
7. the freezing-thawing test machine of a kind of micro-Cooling capacity exchanging according to claim 6, is characterized in that: be filled with foamed cotton in described heat-insulation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410799099.6A CN104502393A (en) | 2014-12-19 | 2014-12-19 | Micro-cooling capacity exchange type freezing and thawing test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410799099.6A CN104502393A (en) | 2014-12-19 | 2014-12-19 | Micro-cooling capacity exchange type freezing and thawing test machine |
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| Publication Number | Publication Date |
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| CN104502393A true CN104502393A (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410799099.6A Pending CN104502393A (en) | 2014-12-19 | 2014-12-19 | Micro-cooling capacity exchange type freezing and thawing test machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104964994A (en) * | 2015-07-16 | 2015-10-07 | 中国水利水电科学研究院 | Two-box asynchronous concrete freezing-thawing test device and test method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09281024A (en) * | 1996-04-15 | 1997-10-31 | Central:Kk | Testing apparatus for freezing and melting |
| CN201063034Y (en) * | 2007-07-06 | 2008-05-21 | 王京 | Apparatus for concrete antifreezing test |
| CN103698496A (en) * | 2013-12-28 | 2014-04-02 | 苏州市东华试验仪器有限公司 | Quick freezing-thawing and unilateral freezing-thawing all-in-one tester |
| CN203965361U (en) * | 2014-07-22 | 2014-11-26 | 常熟市环境试验设备有限公司 | A kind of concrete hollow block freeze thawing test unit |
| CN204330639U (en) * | 2014-12-19 | 2015-05-13 | 苏州市东华试验仪器有限公司 | A kind of freezing-thawing test machine of micro-Cooling capacity exchanging |
-
2014
- 2014-12-19 CN CN201410799099.6A patent/CN104502393A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09281024A (en) * | 1996-04-15 | 1997-10-31 | Central:Kk | Testing apparatus for freezing and melting |
| CN201063034Y (en) * | 2007-07-06 | 2008-05-21 | 王京 | Apparatus for concrete antifreezing test |
| CN103698496A (en) * | 2013-12-28 | 2014-04-02 | 苏州市东华试验仪器有限公司 | Quick freezing-thawing and unilateral freezing-thawing all-in-one tester |
| CN203965361U (en) * | 2014-07-22 | 2014-11-26 | 常熟市环境试验设备有限公司 | A kind of concrete hollow block freeze thawing test unit |
| CN204330639U (en) * | 2014-12-19 | 2015-05-13 | 苏州市东华试验仪器有限公司 | A kind of freezing-thawing test machine of micro-Cooling capacity exchanging |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104964994A (en) * | 2015-07-16 | 2015-10-07 | 中国水利水电科学研究院 | Two-box asynchronous concrete freezing-thawing test device and test method |
| CN104964994B (en) * | 2015-07-16 | 2018-07-20 | 中国水利水电科学研究院 | Double case asynchronous system concrete freezing-thawing test devices and test method |
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Application publication date: 20150408 |
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