CN207095966U - Cold shock testing device - Google Patents
Cold shock testing device Download PDFInfo
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- CN207095966U CN207095966U CN201721116301.6U CN201721116301U CN207095966U CN 207095966 U CN207095966 U CN 207095966U CN 201721116301 U CN201721116301 U CN 201721116301U CN 207095966 U CN207095966 U CN 207095966U
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- testing device
- working chamber
- chamber
- cold shock
- shock testing
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Abstract
The utility model provides a kind of cold shock testing device, including working chamber, working chamber is divided into refrigeration work chamber, heating working chamber by dividing plate, object placing cavity is formed between dividing plate, electric rotating machine is provided with object placing cavity, rotary shaft is installed, rotary shaft is connected with crossbeam, and the both ends of crossbeam are provided with lifting rope on electric rotating machine；Wherein, the bottom of the refrigeration work chamber is provided with the semiconductor chilling plate being connected with dc source, the bottom of heating working chamber is provided with the heater being connected with power supply, and semiconductor chilling plate, the lower end of heater are provided with discharge chamber, and one end of discharge chamber is provided with hair-dryer；Cold shock testing device of the present utility model, can not only have been freezed using semiconductor chilling plate but also can thermal property processed substitute conventional refrigeration device, reduce the manufacturing cost of equipment, reduce the volume of equipment, use enhanced convenience.
Description
Technical field
It the utility model is related to laboratory equipment field, and in particular to a kind of cold shock testing device.
Background technology
Thermal shock experimental machine is the indispensable test equipment of the materials industries such as metal, plastics, rubber, electronics, for testing
Material structure or composite, in the case where moment is by the continuous environment of very high temperature and extremely low temperature, the patient degree of institute, is able to
Chemical change or physical injury of the detection sample caused by expanding with heat and contract with cold in shortest time.Different thermal shocks test function mould
Intend the instantaneous variation environment between high temperature and low temperature, so as to judge whether the parameters such as the reliability of product and stability are qualified,
For detecting that electronics, automobile, rubber, plastic cement, the too scientific and technological, military products of boat are scientific and technological and the product such as high level communication equipment is in cold and hot change repeatedly
Resistivity under changing.But the refrigeration plant in existing cold shock testing device needs compressor, tries thermal shock
The volume of experiment device is larger, and manufacturing cost is high.
Utility model content
In order to overcome defect present in above-mentioned prior art, the utility model provides a kind of cold shock testing dress
Put, to solve the shortcomings that in above-mentioned background technology.
The utility model provides a kind of cold shock testing device, including working chamber, and working chamber is divided into system by dividing plate
Cold working chamber, heating working chamber, object placing cavity is formed between dividing plate, electric rotating machine is provided with object placing cavity, is provided with electric rotating machine
Rotary shaft, rotary shaft are connected with crossbeam, and the both ends of crossbeam are provided with lifting rope；Wherein, the bottom of the refrigeration work chamber be provided with
The semiconductor chilling plate of dc source connection, the bottom of heating working chamber are provided with the heater being connected with power supply, semiconductor system
Cold, the lower end of heater be provided with discharge chamber, one end of discharge chamber is provided with hair-dryer.
The dividing plate includes waterproof layer, polyethylene layer, thermal insulation layer, polyethylene layer, the waterproof layer being sequentially placed.
The lifting rope uses steel wire rope.
The rotary shaft is with crossbeam by being welded to connect.
The bottom of the discharge chamber is provided with roller.
The thickness of the waterproof layer is 5-10mm.
The thickness of the polyethylene layer is 10-15mm.
The thickness of the thermal insulation layer is 20-40mm.
By adopting the above-described technical solution, compared with prior art, cold shock testing device of the present utility model, profit
The characteristic that can be freezed with semiconductor chilling plate substitutes traditional refrigerator, it is not necessary to compressor, reduces the volume of equipment, makes
With more convenient, and reduce the manufacturing cost of equipment.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of this practical dividing plate；
Reference：
1st, dividing plate 2, refrigeration work chamber 3, heating working chamber 4, object placing cavity
5th, rotary shaft 6, crossbeam 7, lifting rope 8, semiconductor chilling plate
9th, heater 10, discharge chamber 11, hair-dryer 12, waterproof layer
13rd, polyethylene layer 14, thermal insulation layer 15, roller.
Embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.It should be noted that herein
Described embodiment is merely to illustrate and explained the utility model, is not limited to the utility model.
As shown in Figure 1 and Figure 2, the utility model provides a kind of cold shock testing device, including working chamber, working chamber
Divided by dividing plate 1 for refrigeration work chamber 2, heating working chamber 3, object placing cavity 4 is formed between dividing plate 1, electric rotating is provided with object placing cavity 4
Machine, rotary shaft 5 is installed on electric rotating machine, rotary shaft 5 is connected with crossbeam 6, and the both ends of crossbeam 6 are provided with lifting rope 7；Electric rotating machine
Rotary shaft 5 is driven to rotate, rotary shaft 5 drives crossbeam 6 to rotate, so that the lifting rope 7 of installation on the cross beam 6 rotates, on lifting rope 7
Installation needs the article tested, makes its alternate immersion between refrigeration work chamber 2, heating working chamber 3, test article
Moment by very high temperature and lower patient degree of continuous environment of extremely low temperature, is able to detect sample within the shortest time because of heat
Chemical change or physical injury caused by swollen shrinkage, the use of equipment is very simply, conveniently；Wherein, the refrigeration work
The bottom of chamber 2 is provided with the semiconductor chilling plate 8 being connected with dc source, and the bottom of heating working chamber 3 is provided with what is be connected with power supply
Heater 9, i.e. dc source are that semiconductor chilling plate 8 is powered, and semiconductor chilling plate 8 is freezed, the work of semiconductor chilling plate 8
It is to use DC current as operating, it not only can freeze but also can heat, and be determined by changing the polarity of DC current in same refrigeration
Refrigeration or heating are realized on piece, the generation of this effect is exactly the principle by thermoelectricity, is freezed using semiconductor chilling plate 8, no
Compressor is needed, the volume of equipment is reduced, reduces manufacturing cost；The one side that semiconductor chilling plate 8 freezes is positioned at refrigeration work
Make in chamber 2, can not think water built with medium, the medium of refrigeration work intracavitary 2 in refrigeration work chamber 2, prevent the mistake in refrigeration
Cheng Zhong, water freezing, influence the normal use of equipment；Power supply is that heater 9 is powered, and heats heater 9, heater 9
Can be resistance wire, ceramic heater, electrical coil resistance, quartz ampoule etc., or semiconductor chilling plate, when heater 9 uses
During semiconductor chilling plate, power supply uses dc source, and dc source is powered for semiconductor chilling plate, i.e., semiconductor chilling plate heats
One side be located in heating working chamber 3, in heating working chamber 3 built with medium, the medium in heating working chamber 3 can be water,
Alcohol etc.；The semiconductor chilling plate 8, the lower end of heater 9 are provided with discharge chamber 10, and one end of discharge chamber 10 is provided with hair-dryer
11；Hair-dryer 11 is used for semiconductor chilling plate 8 caused hot gas, hot gas or cold caused by heater 9 in discharge chamber 10
Gas discharges, protection equipment, the service life of extension device；When heater 9 using resistance wire, ceramic heater, electrical coil resistance,
When quartz ampoule etc. heats, hot gas is produced in discharge chamber 10, when heater 9 is using semiconductor chilling plate, in discharge chamber 10
Interior generation cold air；In the utility model, two semiconductor chilling plates 8 can also be installed on dividing plate 1, with two dc sources
Respectively two semiconductor chilling plates 8 are powered, and refrigeration work chamber 2 is freezed, heating working chamber 3 heats；Can also installation every
A semiconductor chilling plate 8 is installed in the position of plate 1, is that semiconductor chilling plate 8 is powered with a dc source, sends out its one side
Heat, simultaneously freeze, required thermal source and low-temperature receiver are provided for working chamber, as refrigeration work chamber 2 provides the low-temperature receiver needed, to add
Hot working chamber 3 provides the thermal source needed；, can be in refrigeration work chamber 2, heating working chamber 3 in order to strengthen refrigeration, heating effect
Semiconductor chilling plate 8 is installed, using the combination of multiple semiconductor chilling plates 8, in order to ensure preferably refrigeration, system in each cavity wall
The effect of heat for each semiconductor chilling plate 8, it is necessary to be provided separately power supply.
The dividing plate 1 includes waterproof layer 12, polyethylene layer 13, thermal insulation layer 14, polyethylene layer 13, the waterproof layer being sequentially placed
12.The structure of dividing plate is simple, service life length, waterproof, wear-resistant, good heat-insulation effect, makes the operating efficiency of whole equipment high, carries
The service life of high equipment.
The lifting rope 7 uses steel wire rope.Steel wire rope good corrosion resistance, can be in the adverse circumstances of various hazardous mediums just
Often work, has higher tensile strength, fatigue resistance and toughness, under the conditions of high speed operation, wear-resisting, antidetonation,
Run stability is good, and softness is good, is suitable for drawing, pulls, ties up.
The rotary shaft 5 is with crossbeam 6 by being welded to connect.In order to improve the bonding strength of rotary shaft 5 and crossbeam 6, enhancing
The service life of equipment.
The bottom of the discharge chamber 10 is provided with roller 15.Facilitate the movement of equipment.
The thickness of the waterproof layer 12 is 5-10mm.
The thickness of the polyethylene layer 13 is 10-15mm.
The thickness of the thermal insulation layer 14 is 20-40mm.
The course of work of the present utility model：First, medium is added in refrigeration work chamber 2, heating work intracavitary 3, it would be desirable to
The article of experiment is installed on lifting rope 7, and then, dc source is that semiconductor chilling plate 8 is powered, and power supply is that heater 9 is powered,
Semiconductor chilling plate 8 makes refrigeration work chamber 2 freeze, and heater 9 heats heating working chamber 3, electric rotating machine rotation, drives rotation
Rotating shaft 5 rotates, and rotary shaft 5 drives crossbeam 6 to rotate, and so as to drive lifting rope 7 to rotate, the article for making to be arranged on lifting rope 7 is freezing
Alternate immersion between working chamber 2, heating working chamber 3, test article is in continuous environment of the moment by very high temperature and extremely low temperature
The lower patient degree of institute, it is able to detect chemical change or physical injury of the sample caused by expanding with heat and contract with cold within the shortest time
Evil.
In summary, by adopting the above-described technical solution, compared with prior art, thermal shock of the present utility model tries
Experiment device, can not only have been freezed using semiconductor chilling plate but also can thermal property processed substitute traditional heater and refrigerator, drop
The low manufacturing cost of equipment, reduces the volume of equipment, uses enhanced convenience.
Preferred embodiment of the present utility model is described in detail above in association with accompanying drawing, still, the utility model is not limited to
The detail in embodiment is stated, can be to technical side of the present utility model in range of the technology design of the present utility model
Case carries out a variety of simple variants, and these simple variants belong to the scope of protection of the utility model.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, it can be combined by any suitable means, in order to avoid unnecessary repetition, the utility model are various
Possible combination no longer separately illustrates.
In addition, it can also be combined between a variety of embodiments of the present utility model, as long as it is not disobeyed
Thought of the present utility model is carried on the back, it should equally be considered as content disclosed in the utility model.
Claims (8)
1. a kind of cold shock testing device, including working chamber, it is characterised in that the working chamber is divided into system by dividing plate (1)
Cold working chamber (2), heating working chamber (3), object placing cavity (4) is formed between dividing plate (1), electric rotating machine is provided with object placing cavity (4), rotation
Rotary shaft (5) is installed, rotary shaft (5) is connected with crossbeam (6), and the both ends of crossbeam (6) are provided with lifting rope (7) on rotating motor；Its
In, the bottom of the refrigeration work chamber (2) is provided with the semiconductor chilling plate (8) being connected with dc source, heating working chamber (3)
Bottom is provided with the heater (9) being connected with power supply, and the semiconductor chilling plate (8), the lower end of heater (9) are provided with exhaust
Chamber (10), one end of discharge chamber (10) are provided with hair-dryer (11).
2. cold shock testing device according to claim 1, it is characterised in that the dividing plate (1) includes being sequentially placed
Waterproof layer (12), polyethylene layer (13), thermal insulation layer (14), polyethylene layer (13), waterproof layer (12).
3. cold shock testing device according to claim 1 or 2, it is characterised in that the lifting rope (7) uses steel wire
Rope.
4. cold shock testing device according to claim 1 or 2, it is characterised in that the rotary shaft (5) and crossbeam
(6) by being welded to connect.
5. cold shock testing device according to claim 1 or 2, it is characterised in that the bottom of the discharge chamber (10)
Provided with roller (15).
6. cold shock testing device according to claim 2, it is characterised in that the thickness of the waterproof layer (12) is
5—10mm。
7. cold shock testing device according to claim 6, it is characterised in that the thickness of the polyethylene layer (13) is
10—15mm。
8. cold shock testing device according to claim 7, it is characterised in that the thickness of the thermal insulation layer (14) is
20—40mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721116301.6U CN207095966U (en) | 2017-09-01 | 2017-09-01 | Cold shock testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721116301.6U CN207095966U (en) | 2017-09-01 | 2017-09-01 | Cold shock testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207095966U true CN207095966U (en) | 2018-03-13 |
Family
ID=61538829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721116301.6U Active CN207095966U (en) | 2017-09-01 | 2017-09-01 | Cold shock testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207095966U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109283085A (en) * | 2018-11-26 | 2019-01-29 | 燕山大学 | A kind of coating material thermal shock resistance properties test experience device and its experiment auxiliary device |
| CN114606991A (en) * | 2022-05-11 | 2022-06-10 | 四川省公路规划勘察设计研究院有限公司 | Rainfall infiltration simulation test device of ice water accumulation body side slope |
-
2017
- 2017-09-01 CN CN201721116301.6U patent/CN207095966U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109283085A (en) * | 2018-11-26 | 2019-01-29 | 燕山大学 | A kind of coating material thermal shock resistance properties test experience device and its experiment auxiliary device |
| CN114606991A (en) * | 2022-05-11 | 2022-06-10 | 四川省公路规划勘察设计研究院有限公司 | Rainfall infiltration simulation test device of ice water accumulation body side slope |
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