CN204330636U - A kind of fast freeze-thaw test machine of micro-Cooling capacity exchanging - Google Patents
A kind of fast freeze-thaw test machine of micro-Cooling capacity exchanging Download PDFInfo
- Publication number
- CN204330636U CN204330636U CN201420812559.XU CN201420812559U CN204330636U CN 204330636 U CN204330636 U CN 204330636U CN 201420812559 U CN201420812559 U CN 201420812559U CN 204330636 U CN204330636 U CN 204330636U
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- China
- Prior art keywords
- test piece
- piece box
- mozzle
- box
- circulating line
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Abstract
The fast freeze-thaw test machine of a kind of micro-Cooling capacity exchanging of the utility model, comprises main box; Test piece box, well heater and chilly amount switch is provided with in main box; Well heater arranges test piece box side, is communicated with test piece box inside by pipeline; Chilly amount switch comprises refrigeration source, main pipeline and circulating line successively; Test piece box is sent in the chilled water recycle that test piece box is discharged by circulating line; Circulating line is connected with refrigeration source by solenoid valve by main pipeline; Fresh chilled water to be sent in the chilled water circulated in circulating line by main pipeline by three solenoid valves; Circulating line is provided with water pump and send chilled water in test piece box; Also reflux line is provided with between test piece box and refrigeration source; Also be provided with grid in test piece box and connect into square mozzle from beginning to end; The outer shroud of mozzle is fixed on the inwall of test piece box; The inwall of mozzle has multiple liquid outlet communicated with mozzle; The aperture of liquid outlet increases successively from close to the direction away from inlet.
Description
Technical field
The utility model relates to anti-freezing property testing equipment, particularly relates to a kind of fast freeze-thaw 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 " a kind of monoblock type freezing-thawing test machine ", application number is 201310737984.7, it is disclosed that and comprises main box; Test piece box, well heater, refrigerating plant and water pump is provided with in described main box; Described well heater arranges test piece box side, is communicated with test piece box inside by pipeline; Described refrigerating plant is connected by the first pipeline with water pump; Described well heater is connected by the second pipeline with water pump; Described test piece box is connected by the 3rd pipeline with refrigerating plant.But lack the accurate control to temperature in this cooling cycle 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.
Utility model content
The technical matters that the utility model mainly solves is to provide a kind of fast freeze-thaw 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 in fast freeze-thaw test machine.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is to provide a kind of fast freeze-thaw test machine of micro-Cooling capacity exchanging, comprises main box; Be provided with in described main box test piece box, well heater and and chilly amount switch; Described well heater arranges test piece box side, is communicated with test piece box inside by pipeline; Described chilly amount switch comprises refrigeration source, main pipeline and circulating line successively; Test piece box is sent in the chilled water recycle that test piece box is discharged by described circulating line; Described circulating line is connected with described refrigeration source by solenoid valve by described main pipeline; 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; Also be provided with grid in described test piece box and connect into square mozzle from beginning to end; Described mozzle hollow; The cross section of described mozzle is square; The outer shroud of described mozzle is fixed on the inwall of test piece box; The outer wall of described mozzle has the inlet communicated with mozzle inside; The inwall of described mozzle has multiple liquid outlet communicated with mozzle; The aperture of described liquid outlet increases successively from close to the direction away from inlet.
Preferably, the quantity of described liquid outlet is identical with the quantity of grid grizzly bar; The center line of described liquid outlet and the center line of grid grizzly bar are positioned at same perpendicular.
Preferably, described main box side is provided with switch board; Described switch board is connected with chilly amount switch with well heater, for control heater, the start and stop of chilly amount switch.
Preferably, in the perisporium of described test piece box, be provided with heat-insulation layer, in described heat-insulation layer, be filled with foamed cotton.
The beneficial effects of the utility model are: a kind of fast freeze-thaw test machine of micro-Cooling capacity exchanging, and its automatization level is high, and temperature controls meticulous, process of the test does not need manual intervention, test specimen is in test piece box and does not contact with atmospheric environment, and it is good that temperature maintains ability, and test figure is accurate.
Accompanying drawing explanation
Fig. 1 is the structural representation of the fast freeze-thaw test machine of a kind of micro-Cooling capacity exchanging of the utility model;
Fig. 2 is the schematic diagram of chilly amount switch;
Fig. 3 is the plan structure schematic diagram of test piece box;
In accompanying drawing, the mark of each parts is as follows: 1, main box; 2, test piece box; 3, well heater; 4, chilly amount switch; 5, switch board; 6, heat-insulation layer; 7, refrigeration source; 8, main pipeline; 9, circulating line; 10, solenoid valve; 11, water pump; 12, reflux line; 13, grid; 14, mozzle; 15, liquid outlet.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, to make advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus more explicit defining is made to protection domain of the present utility model.
Refer to accompanying drawing 1 to 3, the utility model embodiment comprises:
A fast freeze-thaw test machine for micro-Cooling capacity exchanging, comprises main box 1; Be provided with in described main box 1 test piece box 2, well heater 3 and and chilly amount switch 4; Described main box 1 side is provided with switch board 5; Described switch board 5 is connected with chilly amount switch 4 with well heater 3, for control heater 3, the start and stop of chilly amount switch 4.Described well heater 3 is arranged at test piece box 2 side, is communicated with test piece box 2 inside by pipeline; Be provided with heat-insulation layer 6 in the perisporium of described test piece box 2, and be filled with foamed cotton in heat-insulation layer 6.Described chilly amount switch 4 comprises refrigeration source 7, main pipeline 8 and circulating line 9 successively; Test piece box 2 is sent in the chilled water recycle that test piece box 2 is discharged by described circulating line 9; Described circulating line 9 is connected with described refrigeration source 7 by solenoid valve 10 by described main pipeline 8; Fresh chilled water is sent in the chilled water of circulation in described circulating line 9 by three solenoid valves by described main pipeline 8; Described circulating line 9 is provided with water pump 11 and send chilled water in described test piece box 2; Reflux line 12 is also provided with between described test piece box 2 and described refrigeration source 7; Also be provided with grid 13 in described test piece box 2 and connect into square mozzle 14 from beginning to end; Described mozzle 14 hollow; The cross section of described mozzle 14 is square; The outer shroud of described mozzle 14 is fixed on the inwall of test piece box 2; The outer wall of described mozzle 14 has the inlet communicated with mozzle 14 inside; The inwall of described mozzle 14 has multiple liquid outlet 15 communicated with mozzle; The aperture of described liquid outlet 15 increases successively from close to the direction away from inlet.The quantity of described liquid outlet 15 is identical with the quantity of grid 13 grizzly bar; The center line of described liquid outlet 15 and the center line of grid 13 grizzly bar are positioned at same perpendicular.When liquid medium enters in test piece box by mozzle, liquid outlet due to mozzle is provided with multiple, the aperture of liquid outlet increases successively from close to the direction away from inlet, greatly can improve the homogeneity of test specimen the temperature inside the box, thus the temperature avoided between multiple concrete sample there are differences, make test figure more precisely, reliably.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description 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 utility model.
Claims (4)
1. a fast freeze-thaw test machine for micro-Cooling capacity exchanging, is characterized in that: comprise main box; Be provided with in described main box test piece box, well heater and and chilly amount switch; Described well heater arranges test piece box side, is communicated with test piece box inside by pipeline; Described chilly amount switch comprises refrigeration source, main pipeline and circulating line successively; Test piece box is sent in the chilled water recycle that test piece box is discharged by described circulating line; Described circulating line is connected with described refrigeration source by solenoid valve by described main pipeline; 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; Also be provided with grid in described test piece box and connect into square mozzle from beginning to end; Described mozzle hollow; The cross section of described mozzle is square; The outer shroud of described mozzle is fixed on the inwall of test piece box; The outer wall of described mozzle has the inlet communicated with mozzle inside; The inwall of described mozzle has multiple liquid outlet communicated with mozzle; The aperture of described liquid outlet increases successively from close to the direction away from inlet.
2. the fast freeze-thaw test machine of a kind of micro-Cooling capacity exchanging according to claim 1, is characterized in that: the quantity of described liquid outlet is identical with the quantity of grid grizzly bar; The center line of described liquid outlet and the center line of grid grizzly bar are positioned at same perpendicular.
3. the fast freeze-thaw test machine of a kind of micro-Cooling capacity exchanging according to claim 2, is characterized in that: described main box side is provided with switch board; Described switch board is connected with chilly amount switch with well heater, for control heater, the start and stop of chilly amount switch.
4. the fast freeze-thaw test machine of a kind of micro-Cooling capacity exchanging according to claim 2, is characterized in that: be provided with heat-insulation layer in the perisporium of described test piece box, is filled with foamed cotton in described heat-insulation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420812559.XU CN204330636U (en) | 2014-12-19 | 2014-12-19 | A kind of fast freeze-thaw test machine of micro-Cooling capacity exchanging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420812559.XU CN204330636U (en) | 2014-12-19 | 2014-12-19 | A kind of fast freeze-thaw test machine of micro-Cooling capacity exchanging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204330636U true CN204330636U (en) | 2015-05-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420812559.XU Expired - Fee Related CN204330636U (en) | 2014-12-19 | 2014-12-19 | A kind of fast freeze-thaw test machine of micro-Cooling capacity exchanging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204330636U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104458793A (en) * | 2014-12-19 | 2015-03-25 | 苏州市东华试验仪器有限公司 | Micro cooling capacity exchange type fast freezing-thawing testing machine |
-
2014
- 2014-12-19 CN CN201420812559.XU patent/CN204330636U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104458793A (en) * | 2014-12-19 | 2015-03-25 | 苏州市东华试验仪器有限公司 | Micro cooling capacity exchange type fast freezing-thawing testing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 Termination date: 20151219 |
|
| EXPY | Termination of patent right or utility model |