CN208554236U - High-low temperature test chamber with heat insulation layer - Google Patents
High-low temperature test chamber with heat insulation layer Download PDFInfo
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- CN208554236U CN208554236U CN201820831350.6U CN201820831350U CN208554236U CN 208554236 U CN208554236 U CN 208554236U CN 201820831350 U CN201820831350 U CN 201820831350U CN 208554236 U CN208554236 U CN 208554236U
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- cabinet
- heat insulation
- insulation layer
- shell
- blower
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Abstract
The utility model discloses a kind of high-low temperature test chambers with heat insulation layer, for the problem that cabinet inside holding effect is poor, provide following technical scheme, including cabinet, the first shell for surrounding cabinet is fixedly connected on the outside of cabinet, the second shell for surrounding first shell is fixedly connected on the outside of first shell, space between cabinet and first shell is the first heat insulation layer of supplied gas circulation, space between first shell and second shell is the second heat insulation layer for filling thermal insulation material, first heat insulation layer is equipped with the demarcation plate for being fixedly connected on box back surface and the first heat insulation layer being divided into heat preservation zone and temperature control area, air outlet is equipped at the top of demarcation plate and bottom is equipped with air inlet, cabinet is in heat preservation zone, the first blower is successively arranged from the top of demarcation plate to bottom in temperature control area, primary heater and First evaporator, the air outlet of the first blower and the air outlet face of demarcation plate.Have the advantages that heat insulation effect is preferable.
Description
Technical field
The utility model relates to a kind of high-low temperature test chamber, more specifically, it relates to a kind of with heat insulation layer
High-low temperature test chamber.
Background technique
High-low temperature test chamber is as a kind of current common environmental test detection device, predominantly electronic component, industry
Material, finished product are in research and development, production, test offer mutually experimental enviroments and the examination such as permanent heat, complicated high/low temperature alternation for examining each link
Test condition, be suitable for all trades and professions detection such as electronic apparatus, communication, chemical industry, hardware, rubber, furniture, toy, scientific research quality it
With.
Social fast-developing, to high-low temperature test chamber, more stringent requirements are proposed, so that traditional high-low temperature test chamber is not
Foot place is apparent: cabinet inside holding effect is poor, and temperature fluctuation is larger.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of height with heat insulation layer
Low-temperature test chamber has the advantages that heat insulation effect is preferable.
To achieve the above object, the utility model provides following technical solution:
A kind of high-low temperature test chamber with heat insulation layer, including cabinet and the case being rotatably connected on cabinet front
, it is fixedly connected with the first shell for surrounding cabinet on the outside of the cabinet, is fixedly connected with packet on the outside of the first shell
The second shell of first shell is enclosed, the space between the cabinet and first shell is the first insulation of supplied gas circulation
Layer, the space between the first shell and second shell are the second heat insulation layer for filling thermal insulation material, and described first protects
Warm thermal insulation layer, which is equipped with, is fixedly connected on the demarcation plate of box back surface, the demarcation plate the first heat insulation layer be divided into heat preservation zone with
Temperature control area is equipped with air outlet at the top of the demarcation plate and bottom is equipped with air inlet, and the cabinet is in heat preservation zone, the control
The first evaporator for the cooling gas from heat preservation zone is equipped in warm area, for heating the gas for flowing through the first evaporator
Primary heater and the first blower for the gas for flowing through the first evaporator, primary heater being sent into heat preservation zone, described first
Evaporator, primary heater and the first blower are fixedly connected on the first shell, the air outlet of first blower and institute
The air outlet face of demarcation plate is stated, the temperature of first heat insulation layer is equal to case body temperature or 1- higher than case body temperature
3 degrees Celsius.
By adopting the above technical scheme, the temperature of the first heat insulation layer is equal to case body temperature or 1- higher than case body temperature
3 degrees Celsius, helps to maintain the intracorporal temperature of case, improve heat insulation effect；Circulation ventilating body, facilitates in first heat insulation layer
The temperature in the temperature and uniform first heat insulation layer in the first heat insulation layer is maintained, heat preservation effect is further improved
Fruit；The second heat insulation layer of filling thermal insulation material is equipped on the outside of first heat insulation layer, another step ground improves heat insulation effect.
Preferably, the electric heater being fixedly connected on cabinet lateral surface is equipped in the heat preservation zone.
By adopting the above technical scheme, facilitate to maintain the temperature in the first heat insulation layer, help to improve the guarantor of cabinet
Temp effect.
Preferably, the air outlet of first blower is arranged at the top of the box body.
By adopting the above technical scheme, gas enters the top of cabinet, and then under gravity, gas flows downward simultaneously
Cabinet is surrounded, facilitates the temperature for maintaining the intracorporal temperature of case and uniform first heat insulation layer, helps to improve cabinet
Heat insulation effect.
Preferably, the distance of bottom surface of the top surface of first evaporator to primary heater is 33cm.
By adopting the above technical scheme, the distance for extending gas flowing facilitates the gas for uniformly flowing into primary heater
Temperature is conducive to the control precision for improving temperature in the first heat insulation layer, and then is beneficial to improve the heat insulation effect of cabinet.
Preferably, the Turbogrid plates for uniform gas temperature are equipped between first evaporator and primary heater.
By adopting the above technical scheme, the gas through-hole outflow less from ventilatory capacity, promotes gas flowing, helps to improve gas
Heat transference efficiency between body is conducive to the control precision for improving temperature in the first heat insulation layer, and then is beneficial to improve case
The heat insulation effect of body.
Preferably, the thermal insulation material filled in second heat insulation layer includes high-density ultra-fine spun-glass insulation
Cotton, high-density ultra-fine spun-glass insulation cotton with a thickness of 5cm.
By adopting the above technical scheme, the heat insulation effect of cabinet is improved.
Preferably, second heat insulation layer has been sequentially filled pearlite insulating layer, the heat preservation of XPS extruded sheet from inside to outside
Layer, phenolic resin foam insulating layer and thermal insulation coatings layer, the thickness with a thickness of 1cm, XPS extruded sheet insulating layer of pearlite insulating layer
Degree be 2cm, phenolic resin foam insulating layer with a thickness of 2cm and thermal insulation coatings layer.
By adopting the above technical scheme, the heat insulation effect of cabinet is improved
Preferably, further include partition, the partition is located at the rear portion of the cabinet, and by the cabinet be divided into workspace and
Temperature adjustment area is equipped with air outlet and bottom at the top of the partition and is equipped with return air inlet, be provided in the temperature adjustment area the second blower,
Secondary heater, the second evaporator and humidifier, second blower is fixedly connected on cabinet and the outlet air of the second blower
The air outlet face of mouth and the partition, the secondary heater, the second evaporator and humidifier are sequentially located at described second
It the lower section of blower and is fixedly connected on cabinet, the humidifier is arranged at the return air inlet of the partition.
By adopting the above technical scheme, the gas in temperature adjustment area is sent into workspace by the second blower, then under the effect of gravity, into
The gas for entering workspace flows to bottom from the intracorporal top of case, helps to improve the uniformity of the temperature of chamber.
In conclusion the utility model has the following beneficial effects:
1. circulation ventilating body in the first heat insulation layer, and the temperature of the first heat insulation layer is equal to case body temperature or ratio
Case body temperature is 1-3 degrees Celsius high, improves the heat insulation effect of cabinet；
2. being equipped with electric heater in heat preservation zone, helps to maintain the temperature in the first heat insulation layer, help to improve case
The heat insulation effect of body；
3. also surrounding thermal insulation material on the outside of cabinet, the heat insulation effect of cabinet is improved.
Detailed description of the invention
Fig. 1 is a kind of perspective view of the high-low temperature test chamber with heat insulation layer in the utility model；
Fig. 2 is a kind of schematic diagram of internal structure of the high-low temperature test chamber with heat insulation layer in the utility model；
Fig. 3 is a kind of front view of the cabinet of the high-low temperature test chamber with heat insulation layer in the utility model；
In figure: 100, cabinet；110, partition；120, the second blower；130, secondary heater；140, the second evaporator；
150, humidifier；160, chamber door；170, first shell；180, second shell；190, demarcation plate；200, the first heat insulation layer；
210, temperature control area；211, the first evaporator；212, Turbogrid plates；213, primary heater；214, the first blower；215, baffle；
220, heat preservation zone；221, electric heater；300, the second heat insulation layer.
Specific embodiment
With reference to the accompanying drawings and embodiments, the utility model is described in detail.
Embodiment 1
A kind of high-low temperature test chamber with heat insulation layer, referring to Fig. 1 to Fig. 3, including cabinet 100, chamber door 160,
One shell 170, second shell 180 and demarcation plate 190, chamber door 160 are hinged on the front of cabinet 100, and first shell 170 passes through
It is bolted on cabinet 100, second shell 180 is bolted in first shell 170, and first shell 170 is cabinet
100 top surface, left side, right side and the back side wraps, second shell 180 the top surface of first shell 170, left side,
Right side and the back side wrap, and the space between cabinet 100 and first shell 170 is the first heat insulation layer 200, first shell
Space between body 170 and second shell 180 is the second heat insulation layer 300.Wherein, demarcation plate 190 is fixedly connected on cabinet
100 back side, the left side of demarcation plate 190 are mutually affixed on the left side of 180 inner cavity of second shell, the right side phase of demarcation plate 190
It is affixed on the right side of 180 inner cavity of second shell, air outlet is equipped at the top of demarcation plate 190 and bottom is equipped with air inlet, separate
Plate 190 divides the first heat insulation layer 200 for heat preservation zone 220 and temperature control area 210, and cabinet 100 is arranged in heat preservation zone 220, protects
Temperature temperature more intracorporal than case in warm area is 1 degree Celsius high.
Referring to Fig. 1 to Fig. 3, in temperature control area 210 be equipped with the first evaporator 211, Turbogrid plates 212, primary heater 213 with
And first blower 214, the first evaporator 211, Turbogrid plates 212, primary heater 213 and the first blower 214 pass through bolt
It is fixedly connected in first shell 170, the lower section of the first blower 214 is arranged in primary heater 213, and the setting of Turbogrid plates 212 exists
The lower section of Turbogrid plates 212 is arranged in the lower section of primary heater 213, the first evaporator 211, and the top surface of the first evaporator 211 is extremely
The distance of the bottom surface of primary heater 213 is 33cm.Wherein, the air outlet of the air outlet of the first blower 214 and demarcation plate 190 is being just
Right, the first blower 214 is sent into gas, the gas of heat preservation zone 220 to the top at 100 top of cabinet by the air outlet of demarcation plate 190
Body enters temperature control area 210 by the air inlet of demarcation plate 190, and the gas into temperature control area 210 flows successively through the first evaporator
211, primary heater 213, then heat preservation zone 220 is re-fed by the first blower 214.
Referring to Fig. 1 to Fig. 3, the first blower 214 is centrifugal fan, and demarcation plate 190 is 304 stainless-steel sheets.First adds
Hot device 213 is horizontally set in temperature control area 210, and primary heater 213 is parallel to the bottom surface of cabinet 100, and primary heater 213 is
Nichrome strip heater, for the gas to the air outlet for flowing to demarcation plate 190 from the air inlet of demarcation plate 190 into
Row heating.
Referring to Fig. 1 to Fig. 3, the first evaporator 211 is horizontally set in temperature control area 210, and the first evaporator 211 is parallel to case
The bottom surface of body 100, the first evaporator 211 are the component parts of the cooling system of high-low temperature test chamber, play the function of circularly cooling
Can, it is connected with the refrigerant for carrying out phase transformation in 211 inside stream of the first evaporator, cooling capacity and surface temperature can be changed.?
The bottom of one evaporator 211 set there are two baffle 215, wherein one baffle 215 tilts to from the back side of cabinet 100
The bottom surface of one evaporator 211, and being bolted on cabinet 100, another baffle 215 is from 170 inner cavity of first shell
The back side tilts to the bottom surface of the first evaporator 211, and is bolted in first shell 170.
Referring to Fig. 1 to Fig. 3, electric heater 221 is equipped in heat preservation zone 220, the left and right sides outside cabinet 100 is equipped with
Electric heater 221, electric heater 221 are bolted to connection in the outside of cabinet 100.Wherein, positioned at 100 left side of cabinet
The middle part between the left side in the left side outside cabinet 100 and first shell 170 is arranged in electric heater 221, is located at cabinet
The middle part between the right side in the right side outside cabinet 100 and first shell 170 is arranged in the electric heater 221 on 100 right sides,
This is conducive to uniform gas temperature.
Referring to Fig. 1 to Fig. 3, the second heat insulation layer 300 is filled with high density thin glass fiber heat-preservation cotton.
Referring to Fig. 1 to Fig. 3, it is equipped with partition 110, the second blower 120, secondary heater 130, second in cabinet 100 and evaporates
Device 140 and humidifier 150, partition 110 are attached with cabinet 100 by bolt, and partition 110 is arranged in 100 inner cavity of cabinet
Rear portion, partition 110 perpendicular to cabinet 100 bottom surface and cabinet 100 is divided for workspace and temperature adjustment area, on the top of partition 110
Portion is equipped with air outlet and bottom is equipped with return air inlet.Wherein, the second blower 120, secondary heater 130, the second evaporator 140 and
Humidifier 150 is arranged in temperature adjustment area, and the second blower 120 is bolted on cabinet 100, the outlet air of the second blower 120
Mouth is right against the air outlet of partition 110, and secondary heater 130, the second evaporator 140 and humidifier 150 are sequentially located at second
It the lower section of blower 120 and is bolted on cabinet 100, humidifier 150 is arranged at the return air inlet of partition 110.
The shell of cabinet 100 is made of 304 stainless-steel sheets plus powder body coating, and not only elegant shape is beautiful has both again
Good corrosion resistance；The inner cavity of cabinet 100 is made of SUS304 CP stainless steel plate plus polishing treatment.Second blower 120 is
Centrifugal fan.Partition 110 is 304 stainless-steel sheets.
Referring to Fig. 1 to Fig. 3, secondary heater 130 is horizontally set in cabinet 100, and secondary heater 130 is parallel to cabinet
100 bottom surface, secondary heater 130 is nichrome strip heater, for the gas for flowing to air outlet from return air inlet
Body is heated.
Referring to Fig. 1 to Fig. 3, the second evaporator 140 is horizontally set in cabinet 100, and the second evaporator 140 is parallel to cabinet
100 bottom surface, the second evaporator 140 are the component parts of the cooling system of high-low temperature test chamber, play the function of circularly cooling,
It is connected with the refrigerant for carrying out phase transformation in 140 inside stream of the second evaporator, cooling capacity and surface temperature can be changed.
Referring to Fig. 1 to Fig. 3, humidifier 150 includes evaporating pan and electric heating tube, and the bottom of cabinet 100 is arranged in evaporating pan
The bottom plate of portion, evaporating pan and cabinet 100 is integrally formed, and electric heating tube is arranged in evaporating pan, and electric heating tube makes to be stored in evaporation
Water evaporation in disk.
Gas flow in first heat insulation layer 200: the first blower 214 is the gas in temperature control area 210 first
It is sent into heat preservation zone 220 by the air outlet of demarcation plate 190, then the gas in temperature control area 210 first flows to the upper of 100 top of cabinet
Side, the then heat preservation zone 220 of the outer left and right sides of the gas flow cabinet 100 of 100 over top of cabinet under the effect of gravity, on a left side
In the heat preservation zone 220 of right two sides, electric heater 221 can heat gas, finally the outer left and right sides of cabinet 100 gas by point
The air inlet of partition 190 flows back to temperature control area 210, and the gas into temperature control area 210 flows successively through the first evaporator 211, Turbogrid plates
212, primary heater 213, then there is the first blower 214 to be sent into heat preservation zone 220.
Embodiment two
A kind of high-low temperature test chamber with heat insulation layer, referring to Fig. 1 to Fig. 3, based on embodiment 1 and with embodiment 1
The difference is that in the present embodiment, the second heat insulation layer 300 be sequentially filled from inside to outside pearlite insulating layer,
XPS extruded sheet insulating layer, phenolic resin foam insulating layer and thermal insulation coatings layer.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of high-low temperature test chamber with heat insulation layer, including cabinet (100) and it is rotatably connected on cabinet (100) just
Chamber door (160) on face, it is characterized in that: being fixedly connected with the first shell for surrounding cabinet (100) on the outside of the cabinet (100)
(170), the second shell (180) for surrounding first shell (170) is fixedly connected on the outside of the first shell (170), it is described
The first heat insulation layer (200) that space between cabinet (100) and first shell (170) is circulated for supplied gas, described first
Space between shell (170) and second shell (180) is the second heat insulation layer (300) for filling thermal insulation material, described the
One heat insulation layer (200), which is equipped with, is fixedly connected on the demarcation plate (190) at cabinet (100) back side, and the demarcation plate (190) is the
One heat insulation layer (200) is divided into heat preservation zone (220) and temperature control area (210), is equipped with outlet air at the top of the demarcation plate (190)
Mouth and bottom are equipped with air inlet, and the cabinet (100) is in heat preservation zone (220), equipped with for cooling down in the temperature control area (210)
The first evaporator (211) of gas from heat preservation zone (220), for heating the gas for flowing through the first evaporator (211)
One heater (213) and handle flow through the first evaporator (211), the gas of primary heater (213) is sent into heat preservation zone (220)
First blower (214), first evaporator (211), primary heater (213) and the first blower (214) are fixedly connected with
On first shell (170), the air outlet of first blower (214) and the air outlet face of the demarcation plate (190) are described
The temperature of first heat insulation layer (200) is equal to cabinet (100) interior temperature or 1-3 degrees Celsius higher than case body temperature.
2. the high-low temperature test chamber according to claim 1 with heat insulation layer, it is characterized in that: the heat preservation zone
(220) electric heater (221) being fixedly connected on cabinet (100) lateral surface is equipped in.
3. the high-low temperature test chamber according to claim 1 with heat insulation layer, it is characterized in that: first blower
(214) top of the air outlet setting in cabinet (100).
4. the high-low temperature test chamber according to claim 3 with heat insulation layer, it is characterized in that: first evaporator
(211) distance of top surface to the bottom surface of primary heater (213) is 33cm.
5. the high-low temperature test chamber according to claim 4 with heat insulation layer, it is characterized in that: first evaporator
(211) Turbogrid plates (212) for uniform gas temperature are equipped between primary heater (213).
6. the high-low temperature test chamber according to claim 1 with heat insulation layer, it is characterized in that: second thermal insulation separation
The thermal insulation material filled in thermosphere (300) includes high-density ultra-fine spun-glass insulation cotton, high-density ultra-fine spun-glass insulation
Cotton with a thickness of 5cm.
7. the high-low temperature test chamber according to claim 1 with heat insulation layer, it is characterized in that: second thermal insulation separation
Thermosphere (300) be sequentially filled from inside to outside pearlite insulating layer, XPS extruded sheet insulating layer, phenolic resin foam insulating layer and
Thermal insulation coatings layer, the protecting with a thickness of 2cm, phenolic resin foam with a thickness of 1cm, XPS extruded sheet insulating layer of pearlite insulating layer
Warm layer with a thickness of 2cm and thermal insulation coatings layer.
8. the high-low temperature test chamber according to claim 1 with heat insulation layer, it is characterized in that: further including partition
(110), the partition (110) is located at the rear portion of the cabinet (100), and the cabinet (100) is divided into workspace and temperature adjustment
Area is equipped with air outlet at the top of the partition (110) and bottom is equipped with return air inlet, is provided with the second blower in the temperature adjustment area
(120), secondary heater (130), the second evaporator (140) and humidifier (150), second blower (120) is fixed to be connected
Connect on cabinet (100) and the air outlet face of the air outlet of the second blower (120) and the partition (110), described second plus
Hot device (130), the second evaporator (140) and humidifier (150) are sequentially located at the lower section of second blower (120) and solid
Surely it is connected on cabinet (100), the humidifier (150) is arranged at the return air inlet of the partition (110).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820831350.6U CN208554236U (en) | 2018-05-30 | 2018-05-30 | High-low temperature test chamber with heat insulation layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820831350.6U CN208554236U (en) | 2018-05-30 | 2018-05-30 | High-low temperature test chamber with heat insulation layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208554236U true CN208554236U (en) | 2019-03-01 |
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ID=65483883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820831350.6U Active CN208554236U (en) | 2018-05-30 | 2018-05-30 | High-low temperature test chamber with heat insulation layer |
Country Status (1)
| Country | Link |
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| CN (1) | CN208554236U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110360875A (en) * | 2019-08-03 | 2019-10-22 | 广州克莱美特仪器设备科技有限公司 | Test environment chamber for artillery automaton icing frosting shooting test and test method thereof |
-
2018
- 2018-05-30 CN CN201820831350.6U patent/CN208554236U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110360875A (en) * | 2019-08-03 | 2019-10-22 | 广州克莱美特仪器设备科技有限公司 | Test environment chamber for artillery automaton icing frosting shooting test and test method thereof |
| CN110360875B (en) * | 2019-08-03 | 2022-05-13 | 广州克莱美特仪器设备科技有限公司 | Test environment chamber for artillery automaton icing frosting shooting test and test method thereof |
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