CN205641819U - Even vacuum drying oven of heat exchange - Google Patents
Even vacuum drying oven of heat exchange Download PDFInfo
- Publication number
- CN205641819U CN205641819U CN201620167290.3U CN201620167290U CN205641819U CN 205641819 U CN205641819 U CN 205641819U CN 201620167290 U CN201620167290 U CN 201620167290U CN 205641819 U CN205641819 U CN 205641819U
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- Prior art keywords
- vacuum chamber
- heat
- switching path
- heat exchange
- drying oven
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Abstract
The utility model discloses an even vacuum drying oven of heat exchange, including the vacuum box, the outer wall that centers on the vacuum box is equipped with hot switching path, and this hot switching path inner loop flow has the heat -exchange fluid, be equipped with extrinsic cycle heat exchange device in hot switching path, this extrinsic cycle heat exchange device produces the hot -blast or cold wind of circulation flow in hot switching path. Extrinsic cycle heat exchange device includes external heat exchanger and outer circulating fan should blow high temperature or low temperature gas around the external heat exchanger by outer circulating fan, produced hot -blast or cold wind at hot switching path inner loop. Scheme more than adopting can make the temperature of the air in the hot switching path rise or reduce at the vacuum drying oven during operation to the circulation flow evenly heats or freezes the outer wall of vacuum box, and the vacuum box is heated or catches a cold comprehensively and even, and the internal portion of vacuum chamber can very fast fast, even intensification, can be better carry out the heat exchange with the internal portion's material of vacuum chamber, inside material temperature changes evenly and rapidly.
Description
Technical field
This utility model relates to vacuum drying technique field, be specifically related to a kind of can uniform heat exchange vacuum do
Dry case.
Background technology
Vacuum drying has that baking temperature is low, rate of drying fast, be dried the advantages such as article are unlikely to deteriorate, suitable
Being dried together in multiple material or article, being vacuum dried the most frequently used device is vacuum drying oven, and it extensively should
For applications such as biochemistry, chemical pharmaceutical, health care, agri-scientific research, environmental conservation；Especially
In the dried process of the material such as medicine, chemistry, food, it is dried owing to material is generally of thermal sensitivity
Temperature can not be the highest, or material porous to be dried is difficult to the characteristic that is dried, so usually using vacuum drying to dry
Case is dried process.Now widely used vacuum drying oven does not the most have heating function, range
Being restricted, someone devised the vacuum drying oven with heating function later, but its heats is bad,
Heat up in drying baker slow and non-uniform temperature, it is impossible to well transfers heat to the material in drying baker.
Utility model content
In view of said one or multiple defect in prior art, this utility model provides one to hand over by uniform heat
The vacuum drying oven changed.
Technical scheme is as follows:
A kind of can uniform heat exchange vacuum drying oven, including vacuum chamber, it is characterized by: around described
The outer wall of vacuum chamber is provided with hot switching path, and this hot switching path internal circulation flow has heat-exchange fluid.
The remarkable result using above technical scheme is that, during vacuum drying oven work, heat-exchange fluid is handed in heat
Changing passage internal circulation flow, uniformly heat the outer wall of vacuum chamber/freeze, vacuum chamber is complete by hot/cold
Face and uniformly, inside vacuum chamber can faster, uniform heating/cooling, can be preferably by heat/cold
Pass to the material within vacuum chamber.
Being provided with outer circulation heat-exchange device in above-mentioned hot switching path, this outer circulation heat-exchange device is described
The hot blast circulated or cold wind is produced in hot switching path.Outer circulation heat-exchange device in the program, makes
Air themperature raise/lower about, and make high temperature/cryogenic gas in hot switching path internal circulation flow, shape
Become hot blast/cold wind.
Above-mentioned outer circulation heat-exchange device includes external heat exchanger and outer circulation blower fan, outside this outer circulation blower fan blows
High temperature around heat exchanger or cryogenic gas, in hot switching path, circulation produces hot blast or cold wind.Use with
Upper technical scheme, external heat exchanger heats in hot switching path/freezes so that it is atmosphere temperature rising/reduction around,
Outer circulation blower fan blows high temperature/Cryogenic air at hot switching path internal circulation flow, so that hot switching path encloses
Around vacuum chamber thermally equivalent/catch a cold.
It is externally provided with outer-layer box body at above-mentioned vacuum chamber, is formed described between described outer-layer box body and vacuum chamber
Hot switching path.Use above technical scheme, between outer-layer box body energy and vacuum chamber, form hot switching path,
Also it is avoided that heat scatters and disappears.
Being provided with inner bag compression tube around above-mentioned vacuum chamber, connecting between this inner bag compression tube and vacuum chamber has
The heat transfer inner bag of multiple hollows, this heat transfer inner bag pushes against with the outer wall of described vacuum chamber, at described outer layer case
Being provided with leg bottom body, the top of this leg is connected with described inner bag compression tube.Use above technical scheme,
Vacuum chamber is played a supportive role by leg, inner bag compression tube and heat transfer inner bag.
It is provided with interior circulating heat-exchanging device at above-mentioned vacuum chamber.Use above technical scheme, in vacuum chamber
Being not absolute vacuum environment, present in it, a small amount of medium can still provide for heat transfer, is built in vacuum chamber
Interior circulating heat-exchanging device its inside can be circulated and heat/freeze.Heating/cooling effect is more preferable.
Above-mentioned interior circulating heat-exchanging device includes interior circulating fan and interior heat exchanger, and this interior circulating fan is being dried
Circulated air is produced, it is achieved the equilibrium heating that interior heat exchanger is indoor to drying chamber in chamber.Use above technology
Scheme, interior heat exchanger is in drying chamber indoor heating/refrigeration so that it is atmosphere temperature rising/cooling around, interior circulated air
Machine blows high temperature/Cryogenic air at drying chamber circulating inside so that the homogeneous temperature being dried chamber raise/
Reduce.
Being provided with vertical baffle in above-mentioned vacuum chamber, described vacuum chamber is divided into two by this vertical baffle
It is dried chamber, is respectively equipped with described interior circulating heat-exchanging device in described drying chamber indoor.Use above technology
Scheme, interior circulating heater individually can be circulated heating/refrigerating to the inside of each dry chamber.
Above-mentioned vacuum chamber uses Heat Conduction Material to make.Use above technical scheme, be more easy to inside vacuum chamber
It is heated.
Above-mentioned outer-layer box body uses heat-barrier material to make.Use above technical scheme, the insulation effect of outer-layer box body
Fruit is more preferably.
Beneficial effect: use of the present utility model a kind of can uniform heat exchange vacuum drying oven, can be in vacuum
During drying baker work, by the temperature of the medium (air/liquid) in hot switching path, and circulate,
The outer wall of vacuum chamber is uniformly heated or freezes.This technology makes vacuum chamber be heated or catches a cold comprehensively
And uniformly, thus vacuum chamber internal heats up also rapidly, uniformly, make the vacuum chamber materials inside can simultaneously
To carry out sufficient heat exchange, its variations in temperature is also uniform and quick.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail.
As it is shown in figure 1, a kind of can uniform heat exchange vacuum drying oven, including vacuum chamber 1, around described
The outer wall of vacuum chamber 1 is provided with hot switching path 2, and this hot switching path 2 internal circulation flow has heat-exchange fluid,
Being provided with outer circulation heat-exchange device 3 in described hot switching path 2, this outer circulation heat-exchange device 3 is described
The hot blast circulated or cold wind is produced, outside described outer circulation heat-exchange device 3 includes in hot switching path 2
Heat exchanger 31 and outer circulation blower fan 32, this outer circulation blower fan 32 blows the high temperature around external heat exchanger 31 or low
Wet body, in hot switching path 2, circulation produces hot blast or cold wind.
Those skilled in the art it is also contemplated that except air-flow, above-mentioned heat-exchange fluid can also be water or
Oil, it is known technology in the access way of hot switching path 2, does not repeats at this.
It is externally provided with outer-layer box body 4, shape between described outer-layer box body 4 and vacuum chamber 1 at described vacuum chamber 1
Becoming described hot switching path 2, described vacuum chamber 1 to use Heat Conduction Material to make, described outer-layer box body 4 uses
Heat-barrier material is made.
It is provided with inner bag compression tube 6, between this inner bag compression tube 6 and vacuum chamber 1 around described vacuum chamber 1
Connecting the heat transfer inner bag 5 having multiple hollow, this heat transfer inner bag 5 pushes against with the outer wall of described vacuum chamber 1,
Being provided with leg 7 bottom described outer-layer box body 4, the top of this leg 7 is connected with described inner bag compression tube 6.
Being provided with interior circulating heat-exchanging device 9 at described vacuum chamber 1, described interior circulating heat-exchanging device 9 includes
Interior circulating fan 91 and interior heat exchanger 92, this interior circulating fan 91 produces circulated air in drying chamber indoor,
The equilibrium heating that in realizing, heat exchanger 92 is indoor to drying chamber, is provided with vertical baffle in described vacuum chamber 1
8, described vacuum chamber 1 is divided into two dry chambers by this vertical baffle 8, divides in described drying chamber indoor
It is not provided with described interior circulating heat-exchanging device 9.
Last it should be noted that foregoing description is only preferred embodiment of the present utility model, this area
Those of ordinary skill is under enlightenment of the present utility model, without prejudice to this utility model objective and claim
Under premise, representing as can making multiple types, such conversion all should be protection domain of the present utility model
Within.
Claims (9)
1. one kind can uniform heat exchange vacuum drying oven, including vacuum chamber (1), it is characterized in that: the outer wall around described vacuum chamber (1) is provided with hot switching path (2), this hot switching path (2) internal circulation flow has heat-exchange fluid；
Being provided with outer circulation heat-exchange device (3) in described hot switching path (2), this outer circulation heat-exchange device (3) produces the hot blast circulated or cold wind in described hot switching path (2).
The most according to claim 1 a kind of can uniform heat exchange vacuum drying oven, it is characterized in that: described outer circulation heat-exchange device (3) includes external heat exchanger (31) and outer circulation blower fan (32), this outer circulation blower fan (32) blows the high temperature around external heat exchanger (31) or cryogenic gas, and in hot switching path (2), circulation produces hot blast or cold wind.
The most according to claim 1 a kind of can uniform heat exchange vacuum drying oven, it is characterized in that: be externally provided with outer-layer box body (4) at described vacuum chamber (1), between described outer-layer box body (4) and vacuum chamber (1), form described hot switching path (2).
4. according to described in claim 1,2 or 3 a kind of can uniform heat exchange vacuum drying oven, it is characterized in that: be provided with inner bag compression tube (6) around described vacuum chamber (1), connect between this inner bag compression tube (6) and vacuum chamber (1) and have the heat transfer inner bag (5) of multiple hollow, this heat transfer inner bag (5) pushes against with the outer wall of described vacuum chamber (1), being provided with leg (7) in described outer-layer box body (4) bottom, the top of this leg (7) is connected with described inner bag compression tube (6).
5. according to described in claim 1,2 or 3 a kind of can uniform heat exchange vacuum drying oven, it is characterised in that: be provided with interior circulating heat-exchanging device (9) at described vacuum chamber (1).
The most according to claim 5 a kind of can uniform heat exchange vacuum drying oven, it is characterized in that: described interior circulating heat-exchanging device (9) includes interior circulating fan (91) and interior heat exchanger (92), this interior circulating fan (91) produces circulated air in drying chamber indoor, it is achieved the equilibrium heating that interior heat exchanger (92) is indoor to drying chamber.
The most according to claim 5 a kind of can uniform heat exchange vacuum drying oven, it is characterized in that: in described vacuum chamber (1), be provided with vertical baffle (8), described vacuum chamber (1) is divided into two dry chambers by this vertical baffle (8), is respectively equipped with described interior circulating heat-exchanging device (9) in described drying chamber indoor.
The most according to claim 1 a kind of can uniform heat exchange vacuum drying oven, it is characterised in that: described vacuum chamber (1) use Heat Conduction Material make.
The most according to claim 3 a kind of can uniform heat exchange vacuum drying oven, it is characterised in that: described outer-layer box body (4) use heat-barrier material make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620167290.3U CN205641819U (en) | 2016-03-04 | 2016-03-04 | Even vacuum drying oven of heat exchange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620167290.3U CN205641819U (en) | 2016-03-04 | 2016-03-04 | Even vacuum drying oven of heat exchange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205641819U true CN205641819U (en) | 2016-10-12 |
Family
ID=57076994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620167290.3U Active CN205641819U (en) | 2016-03-04 | 2016-03-04 | Even vacuum drying oven of heat exchange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205641819U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107883676A (en) * | 2017-12-12 | 2018-04-06 | 河南鼎能电子科技有限公司 | The hot-air circulating drying device of pole piece coiled strip and the hot air circulation drying oven for including it |
-
2016
- 2016-03-04 CN CN201620167290.3U patent/CN205641819U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107883676A (en) * | 2017-12-12 | 2018-04-06 | 河南鼎能电子科技有限公司 | The hot-air circulating drying device of pole piece coiled strip and the hot air circulation drying oven for including it |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180914 Address after: 401533 front road 9, Tu Chang town, Hechuan District, Chongqing Patentee after: Chongqing Hardin environmental test technology Limited by Share Ltd Address before: 400036 Chongqing Shapingba District Geleshan town song Le Village Huang Garden Industrial Area Patentee before: Chongqing Hardy Technology Co., Ltd. |