CN206951214U - Cryogenic testing case - Google Patents
Cryogenic testing case Download PDFInfo
- Publication number
- CN206951214U CN206951214U CN201720690210.7U CN201720690210U CN206951214U CN 206951214 U CN206951214 U CN 206951214U CN 201720690210 U CN201720690210 U CN 201720690210U CN 206951214 U CN206951214 U CN 206951214U
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- cold
- web plate
- test chamber
- test
- layer
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Abstract
The utility model discloses a kind of cryogenic testing case, including casing, the upper and lower box house is respectively cold-test chamber and cabinet room；Refrigerating plant is installed, symmetrical expression is provided with some hanging strips on two madial wall vertical directions of the cold-test chamber, and level is linked with some web plate layers being parallel to each other in the hanging strip in the low-temperature test chamber interior walls.The utility model provides a kind of ultralow temperature impact test case, and overall structure is simple, cheap, and laboratory's internal structure design is reasonable, facilitates testing sample to detect, high insulating effect, and the precision of test is high.
Description
Technical field
The utility model belongs to sample temperature test apparatus technical field, more particularly to a kind of cryogenic testing case.
Background technology
Low-temperature test chamber, can be used to test material or composite can endure in the case where moment is through the continuous environment of extremely low temperature
Degree, its expand with heat and contract with cold caused chemical change or physical injury is tested within the shortest time.Its test object can be with
Be electronic apparatus parts, automation parts, communication part, electronic chip, auto parts machinery, PCB bases pull, metal, chemical material
Material, high polymer material, plastic cement etc..Ultralow temperature impact test case is widely used in national defense industry, Aero-Space and household electrical appliance work
The fields such as industry.
The content of the invention
Goal of the invention：In order to overcome the deficiencies in the prior art, the utility model provides a kind of cryogenic testing case,
Overall structure is simple, cheap, and laboratory's internal structure design is reasonable, facilitates testing sample to detect, high insulating effect, test
Precision it is high.
Technical scheme：To achieve the above object, the technical solution of the utility model is as follows：
Cryogenic testing case, including casing, the upper and lower box house is respectively cold-test chamber and cabinet room；It is described
Refrigerating plant is installed, symmetrical expression is provided with two madial wall vertical directions of the cold-test chamber in low-temperature test chamber interior walls
Some hanging strips, it is horizontal in the hanging strip to be linked with some web plate layers being parallel to each other.
The web plate layer be lower floor's web plate and upper strata web plate be arranged in parallel composition internal cavity structure stratum reticulare, the web plate
The upper strata web plate upper surface of layer is used to place test product to be measured, is uniformly arranged on the lower surface of the upper strata web plate inside the web plate layer
Some strip-shaped light sources are set, each symmetrical expression between strip-shaped light source and upper strata web plate be provided with a pair it is in the same direction with strip-shaped light source
Angle adjustable expansion light fin strips.
The refrigerating plant includes evaporator, condenser and compressor, and the evaporator is pipe-coil type evaporator, the disk
Tubular evaparator is arranged in thermocycling room, and the condenser and compressor are separately positioned in cabinet room, the evaporation
Device connects condenser by cold pipeline, and the condenser connects compressor by cold pipeline, and the compressor passes through circuit
It is connected with electrical system.
The cold-test chamber front end sets cold-test chamber to pull by hinged member, the cold-test chamber sliding door
On offer observation window.
The internal structure of cold-test chamber and the cold-test chamber sliding door is symmetrically wrapped successively by outer layer to bosom layer
Shell, outer courage, inner bag composition are included, the shell is the plate body structure of stainless steel, and the inner bag and outer courage are stainless steel
The cavity structure of material, divide equally on face among the cavity structure of the inner bag and be arranged with the first heat-insulation fixing rack in parallel, it is described
The tow sides of first heat-insulation fixing rack, which are pasted, is provided with polyurethane foaming layer, divides face equally among the cavity structure of the outer courage
On be arranged with the second heat-insulation fixing rack in parallel, the tow sides of second heat-insulation fixing rack, which are pasted, is provided with superfine glass
Fibrous layer.
Beneficial effect：The internal structure of the cold-test chamber of the ultralow temperature impact test case of the utility model and laboratory's sliding door
Symmetrically include shell, outer courage, inner bag successively by outer layer to bosom layer to form, the insulation construction of its Inner Constitution, Ke Yiyou
Effect reduces energy loss, can reduce temperature jump caused by heat exchange during experiment to greatest extent.Lead in low-temperature test room
Cross hanging strip and be provided with some web plate layers being parallel to each other, and the indoor design of web plate layer can realize the correspondence below the web plate layer
Test product to be measured the sufficient illuminating effect of carry out, be easy to the observation of observation window.
Brief description of the drawings
Accompanying drawing 1 is structural representation of the present utility model；
Accompanying drawing 2 is the structural representation of web plate layer of the present utility model；
Accompanying drawing 3 is heat insulation layer structure schematic diagram of the present utility model.
Embodiment
The present invention is further described below in conjunction with the accompanying drawings.
Such as accompanying drawing 1, cryogenic testing case, including casing 1, the upper and lower inside of casing 1 is respectively the He of cold-test chamber 2
Cabinet room 3；Refrigerating plant, two madial wall vertical directions of the cold-test chamber 2 are installed on the inwall of cold-test chamber 2
Upper symmetrical expression is provided with some hanging strips 5, and level is linked with some web plate layers 4 being parallel to each other in the hanging strip 5.If by cladding
Bar 5, can be with the easy setting web plate layer of convenience, and simple in construction, it is convenient to set.Test temperature working range：- 160 DEG C~
RT DEG C, temperature uniformity:2 DEG C, temperature fluctuation:± 0.5 DEG C, heating rate：>=2~3 DEG C/min, rate of temperature fall：>=0.7~
1 DEG C/min, use environment RT temperature：5 DEG C~35 DEG C of ﹢.The utility model excellent performance, aesthetic in appearance, high reliability is experiment
The ideal chose of room environmental testing equipment.
Such as accompanying drawing 2, the structure of the internal cavity for composition that the web plate layer 4 is lower floor's web plate 41 and upper strata web plate 42 be arranged in parallel
Stratum reticulare, the upper surface of upper strata web plate 42 of the web plate layer 4 are used to placing test product to be measured, the upper strata web plate inside the web plate layer 4
Uniformly arrangement sets some strip-shaped light sources 44 on 42 lower surface, described each symmetrical between strip-shaped light source 44 and upper strata web plate 42
Formula is provided with the expansion light fin strips 43 of a pair and the angle adjustable in the same direction of strip-shaped light source 44.It can realize below the web plate layer
The sufficient illuminating effect of carry out of corresponding test product to be measured, is easy to the observation of observation window.
The refrigerating plant includes evaporator 9, condenser 10 and compressor 11, and the evaporator is pipe-coil type evaporator,
The pipe-coil type evaporator is arranged in thermocycling room 2, and the condenser and compressor are separately positioned in cabinet room 3,
The evaporator connects condenser by cold pipeline, and the condenser connects compressor, the compressor by cold pipeline
It is connected by circuit with electrical system.
The front end of cold-test chamber 2 sets cold-test chamber to pull by hinged member, and the cold-test chamber is drawn
Observation window is offered on door.Such as accompanying drawing 3, the internal structure of cold-test chamber 2 and the cold-test chamber sliding door is by outer layer to interior
Portion intermediate layer symmetrically includes shell 21, outer courage 22, inner bag 23 and formed successively, and the shell 21 is the plate body knot of stainless steel
Structure, the inner bag 23 and outer courage 22 are the cavity structure of stainless steel, divide face equally among the cavity structure of the inner bag 23
On be arranged with the first heat-insulation fixing rack 24 in parallel, the tow sides of first heat-insulation fixing rack 24, which are pasted, is provided with poly- ammonia
Ester foaming layer 25, divide equally on face among the cavity structure of the outer courage and be arranged with the second heat-insulation fixing rack 26 in parallel, described
The tow sides of two heat-insulation fixing racks 26, which are pasted, is provided with ultra-fine fibre glass layer 27.The knot of insulation construction of the present utility model
Structure is simple, and manufacture craft is simple, cheap, and inner homogeneous degree is high, and heat insulation effect is far above the insulation construction of similar chamber
Heat insulation effect, be substantially improved for the precision of experiment.
The internal structure of the cold-test chamber of the utility model cryogenic testing case and laboratory's sliding door is by outer layer to inside
Intermediate layer symmetrically includes shell, outer courage, inner bag composition successively, the insulation construction of its Inner Constitution, can effectively reduce energy damage
Consumption, temperature jump caused by heat exchange during experiment can be reduced to greatest extent.Filled in low-temperature test room by height regulation
Install and be equipped with some web plate layers being parallel to each other, and the indoor design of web plate layer can be realized and treated corresponding to below the web plate layer
The sufficient illuminating effect of carry out of test article, is easy to the observation of observation window.
Described above is only preferred embodiment of the present utility model, it should be pointed out that：For the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (5)
1. cryogenic testing case, it is characterised in that：Including casing (1), the internal upper and lower respectively low-temperature test of the casing (1)
Room (2) and cabinet room (3)；Refrigerating plant is installed on cold-test chamber (2) inwall, the two of the cold-test chamber (2)
Symmetrical expression is provided with some hanging strips (5) on madial wall vertical direction, horizontal on the hanging strip (5) to be linked with some be parallel to each other
Web plate layer (4).
2. cryogenic testing case according to claim 1, it is characterised in that：The web plate layer (4) is lower floor's web plate (41)
Be arranged in parallel the structure stratum reticulare of the internal cavity of composition with upper strata web plate (42), upper strata web plate (42) upper table of the web plate layer (4)
Face is used to place test product to be measured, and uniformly being arranged on the lower surface of the internal upper strata web plate (42) of the web plate layer (4), it is some to set
Strip-shaped light source (44), each symmetrical expression between strip-shaped light source (44) and upper strata web plate (42) are provided with a pair and strip-shaped light source
(44) the expansion light fin strips (43) of angle adjustable in the same direction.
3. cryogenic testing case according to claim 1, it is characterised in that：The refrigerating plant includes evaporator (9), cold
Condenser (10) and compressor (11), the evaporator are pipe-coil type evaporator, and the pipe-coil type evaporator tries installed in high/low temperature
Test in room (2), the condenser and compressor are separately positioned in cabinet room (3), and the evaporator is connected by cold pipeline
Condenser, the condenser connect compressor by cold pipeline, and the compressor is connected by circuit with electrical system.
4. cryogenic testing case according to claim 1, it is characterised in that：Cold-test chamber (2) front end passes through resistance
Buddhist nun's articulated elements sets cold-test chamber to pull, and observation window is offered on the cold-test chamber sliding door.
5. cryogenic testing case according to claim 4, it is characterised in that：The cold-test chamber (2) and low-temperature test
The internal structure of room sliding door symmetrically includes shell (21), outer courage (22), inner bag (23) by outer layer to bosom floor and formed successively,
The shell (21) is the plate body structure of stainless steel, and the inner bag (23) and outer courage (22) are the cavity of stainless steel
Structure, divide equally on face among the cavity structure of the inner bag (23) and be arranged with the first heat-insulation fixing rack (24) in parallel, described
The tow sides of one heat-insulation fixing rack (24), which are pasted, is provided with polyurethane foaming layer (25), among the cavity structure of the outer courage
Divide equally on face and be arranged with the second heat-insulation fixing rack (26) in parallel, the tow sides of second heat-insulation fixing rack (26) are pasted
It is provided with ultra-fine fibre glass layer (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720690210.7U CN206951214U (en) | 2017-06-14 | 2017-06-14 | Cryogenic testing case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720690210.7U CN206951214U (en) | 2017-06-14 | 2017-06-14 | Cryogenic testing case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206951214U true CN206951214U (en) | 2018-02-02 |
Family
ID=61379954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720690210.7U Expired - Fee Related CN206951214U (en) | 2017-06-14 | 2017-06-14 | Cryogenic testing case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206951214U (en) |
-
2017
- 2017-06-14 CN CN201720690210.7U patent/CN206951214U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180202 Termination date: 20190614 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |