CN207214529U - Direct expansion type evaporator device of brand new fan unit - Google Patents
Direct expansion type evaporator device of brand new fan unit Download PDFInfo
- Publication number
- CN207214529U CN207214529U CN201721287539.5U CN201721287539U CN207214529U CN 207214529 U CN207214529 U CN 207214529U CN 201721287539 U CN201721287539 U CN 201721287539U CN 207214529 U CN207214529 U CN 207214529U
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- Prior art keywords
- heat pipe
- pipe
- expansion type
- direct
- type evaporator
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Links
- 238000001704 evaporation Methods 0.000 claims abstract description 46
- 230000008020 evaporation Effects 0.000 claims abstract description 46
- 239000007788 liquid Substances 0.000 claims abstract description 23
- 238000005452 bending Methods 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 1
- 238000005057 refrigeration Methods 0.000 abstract description 7
- 238000009833 condensation Methods 0.000 abstract description 6
- 230000005494 condensation Effects 0.000 abstract description 6
- 238000007906 compression Methods 0.000 abstract description 4
- 230000006835 compression Effects 0.000 abstract description 3
- 238000004378 air conditioning Methods 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 239000000203 mixture Substances 0.000 description 5
- 239000003507 refrigerant Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000011555 saturated liquid Substances 0.000 description 3
- 238000009834 vaporization Methods 0.000 description 3
- 230000008016 vaporization Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a direct expansion type evaporator device of a brand new fan unit, which comprises an air duct and a direct expansion type evaporator, and at least one heat pipe component is also wrapped, the heat pipe component comprises an evaporation coil consisting of at least two heat pipe evaporation pipes, a condensation coil consisting of at least two heat pipe condensation pipes, a heat pipe steam pipe and a heat pipe liquid return pipe, the evaporation coil is arranged at the air inlet side of the direct expansion type evaporator in the air duct, the condensation coil is arranged at the air outlet side of the direct expansion type evaporator in the air duct, the evaporation coil, the condensation coil, the heat pipe steam pipe and the heat pipe liquid return pipe form a heat pipe loop, and the inner pipeline forms an airtight cavity, because in the brand new fan air conditioning unit of the utility model, the temperature of air flow entering the direct expansion type evaporator is reduced through the heat pipe loop of the heat pipe component, the operation environment of a steam compression type refrigeration system is improved, the service life of the equipment compressor is prolonged.
Description
Technical field
The utility model is related to evaporator device field, all-fresh air unit particularly higher for chilling temperature it is straight swollen
Formula evaporator.
Background technology
In current production activity, commonly using vapor-compression chiller, the refrigerant of refrigeration unit is in evaporator
Middle expansion vaporization produces cold.Some occasions, it is referred to as direct come cooling treatment air, industry directly to produce cold with evaporator
Expansion cooling refrigeration machine, referred to as straight swollen unit.
Under some conditions, for example the air intake of evaporator is entirely outdoor fresh air, and temperature is very high, and refrigeration system is in severe work
Run, have a negative impact under condition, finally result in the shortening of compressor service life.
The content of the invention
The purpose of this utility model be to provide a kind of suitable temperature it is higher in the case of the direct-expansion type of all-fresh air unit that uses
Evaporator.
To reach above-mentioned purpose, the technical solution adopted in the utility model is：
A kind of direct-expansion type evaporator of all-fresh air unit, it includes air channel and the direct-expansion type being arranged in the air channel
Evaporator, also wraps at least one heat pipe assembly, the heat pipe assembly include at least two heat pipe evaporation tubes compositions evaporation coil,
The condenser coil of at least two heat pipe condenser pipe compositions, the heat pipe steam for being respectively communicated with the evaporation coil and the condenser coil
Pipe, and it is respectively communicated with the heat pipe liquid back pipe of the evaporation coil and the condenser coil, the evaporation coil and the condensation
Coil pipe is arranged in the air channel, and the evaporation coil is arranged on the inlet side of the direct-expansion type evaporator, the condensate pans
Pipe is arranged on the air side of the direct-expansion type evaporator, the evaporation coil, the condenser coil, the heat pipe steam pipe and institute
State pipeline one airtight cavity of composition that heat pipe liquid back pipe forms a heat pipe circuit and inside.
Preferably, the heat pipe steam pipe and the heat pipe liquid back pipe are horizontally disposed, have on the heat pipe liquid back pipe
Recessed bending section, the height of the upper tube wall of the bending section are less than the height of the lower tube wall of the heat pipe liquid back pipe other parts
Degree.
Preferably, working medium is provided with the airtight cavity, the airtight cavity has described for vacuumizing and being filled with
The interface of working medium.
Preferably, it is provided with outside the evaporation coil outside evaporation tube fin, the condenser coil and is provided with condenser pipe fin.
It is further preferred that the direct-expansion type evaporator has heat exchanger tube fin, the heat exchanger tube fin and the evaporation
Pipe fin, condenser pipe fin are not connected to.
It is further preferred that the heat pipe assembly is provided with multiple, stacked distribution from top to bottom.
It is further preferred that multiple heat pipe assembly the evaporation tube fin be connected with each other, multiple heat pipe assembly it is described
Condenser pipe fin is connected with each other.
Preferably, the mounting bracket for supporting the heat pipe assembly is provided with the air channel.
It is further preferred that being provided with shrouding on the mounting bracket, the shrouding is by between mounting bracket and the inwall in air channel 1
Space is blocked.
Because above-mentioned technical proposal is used, the utility model has following advantages compared with prior art：
Due in air conditioner with fresh air ventilator group of the present utility model, direct-expansion type is lowered into by the heat pipe circuit of heat pipe assembly
The temperature of evaporator air flow, improve the running environment of vapour compression refrigeration system, extension device compressor service life.
Brief description of the drawings
Accompanying drawing 1 is principle schematic of the present utility model；
Accompanying drawing 2 is the schematic front view of the pipeline of embodiment one arrangement；
Accompanying drawing 3 is the schematic front view of the pipeline of embodiment two arrangement；
Accompanying drawing 4 is the schematic top plan view of the utility model structure.
In the figures above：1st, air channel；21st, heat exchanger tube；22nd, heat exchanger tube fin；3rd, heat pipe evaporation tube；31st, evaporation tube fin；
4th, heat pipe condenser pipe；41st, condenser pipe fin；5th, heat pipe liquid back pipe；6th, heat pipe steam pipe；7th, mounting bracket；71st, shrouding.
Embodiment
Shown embodiment is further described to the utility model below in conjunction with the accompanying drawings：
Embodiment one：Referring to shown in accompanying drawing 1,2,4, a kind of direct-expansion type evaporator of all-fresh air unit, it includes wind
Road 1 and the direct-expansion type evaporator being arranged in air channel 1, three heat pipe assembly are also wrapped,（In other embodiments, heat pipe assembly
Any number can be used）Heat pipe assembly includes evaporation coil, at least two heat pipe colds that at least two heat pipe evaporation tubes 3 form
The condenser coil of the solidifying composition of pipe 4, the heat pipe steam pipe 6 of evaporation coil and condenser coil is respectively communicated with, and is respectively communicated with evaporation
The heat pipe liquid back pipe 5 of coil pipe and condenser coil, evaporation coil are arranged on the inlet side of direct-expansion type evaporator in air channel 1, condensate pans
Pipe is arranged on the air side of direct-expansion type evaporator in air channel 1, evaporation coil, condenser coil, heat pipe steam pipe 6 and heat pipe liquid back pipe
The pipeline of 5 one heat pipe circuit of composition and inside forms an airtight cavity.
Working medium is provided with airtight cavity, airtight cavity has the interface for being used for vacuumizing and be filled with working medium, the present embodiment
In working medium can as needed select suitable temperature ranges heat-pipe working medium.
It is provided with outside evaporation coil outside evaporation tube fin 31, condenser coil and is provided with condenser pipe fin 41.
Direct-expansion type evaporator includes heat exchanger tube 21 and heat exchanger tube fin 22, heat exchanger tube fin 22 and evaporation tube fin 31, cold
Solidifying pipe fin 41 is not connected to.Unconnected fin is beneficial to the operation of heat pipe.
Three heat pipe assembly stacked distribution from top to bottom.The evaporation tube fin 31 of multiple heat pipe assembly is connected with each other, multiple
The condenser pipe fin 41 of heat pipe assembly is connected with each other.
Both sides are separately provided for fixing the mounting bracket 7 of heat pipe assembly in air channel 1, and the mounting bracket 7 of side fixes heat pipe
Steam pipe 6 and heat pipe liquid back pipe 5, the mounting bracket 7 of opposite side fix the U of U-shaped elbow and the heat pipe condenser pipe 4 of heat pipe evaporation tube 3
Type elbow.Meanwhile direct-expansion type evaporator can also be fixed on mounting bracket 7 by the heat exchanger tube 21 of both sides.
In the present embodiment, multiple shroudings 71 are additionally provided with mounting bracket 7, shrouding 71 is by between mounting bracket 7 and air channel 1
Space is blocked so that by the air-flow in air channel 1 all between the mounting bracket 7 of both sides by, and all flow through heat-exchanging component and
Effective heat-transfer surface of direct-expansion type evaporator, improve heat exchange efficiency.
In the present embodiment, heat pipe assembly can be individually processed, it is live again by heat pipe assembly and direct-expansion type evaporator to using
Arrange on request and fixed.Or heat pipe assembly is first fixed together with direct-expansion type evaporator, then it is sent to using scene.
When the direct-expansion type vaporising device of the present embodiment is shut down, evaporation coil, condenser coil and direct-expansion type evaporator are in phase
In same air ambient, temperature is identical, and the working medium of inside heat pipe is in vehicle repair major balance.When the all-fresh air unit of the present embodiment
Direct-expansion type evaporator assemblies work when, the high air of outdoor temperature sequentially flows through：Evaporation coil, direct-expansion type evaporator, condensation
Coil pipe.The refrigerant of refrigeration machine vaporizes heat absorption in direct-expansion type evaporator, and temperature declines after air-flow flows through direct-expansion type evaporator, then
Condenser coil is flowed through, declines condenser coil temperature, the saturation gaseous working medium in condenser coil, which can be condensed, becomes liquid refrigerant,
Gather in condenser coil, saturated liquid working medium increase in condenser coil, flowing to heat pipe by heat pipe liquid back pipe 5 in Action of Gravity Field steams
Send out pipe 3.Because the saturation gaseous working medium in condenser coil tails off, the saturation gaseous working medium in evaporation coil can add to condensate pans
Pipe, while the saturated liquid working medium in evaporation coil can vaporize heat absorption, the working medium of vaporization still adds to condenser coil, so followed
Ring is continuous.Saturated liquid in evaporation coil can vaporize heat absorption, and outdoor air temperature after evaporation coil is reduced, entered back into
Direct-expansion type evaporator, it can so prevent the compressor into the too high injury device of temperature of direct-expansion type evaporator.
Embodiment two：Referring to shown in accompanying drawing 1,3,4, the present embodiment and embodiment one are essentially identical, and difference is：Heat
Pipe steam pipe 6 and heat pipe liquid back pipe 5 are horizontally disposed, have recessed bending section, the upper tube wall of bending section on heat pipe liquid back pipe 5
Height less than the other parts of heat pipe liquid back pipe 5 lower tube wall height.The full liquid refrigerant of a direct product, can ensure that steaming in bending section
The working medium of vaporization all enters condenser coil through superheater tube steam pipe 6 in quotation pipe.
Above-described embodiment compared with prior art, has advantages below：
1. due in the air conditioner with fresh air ventilator group of above-described embodiment, direct-expansion type evaporator gas is lowered into by heat pipe assembly
The temperature of stream, improve the running environment of vapour compression refrigeration system, the compressor service life of extension device.
2. evaporation coil, condenser coil, heat pipe steam pipe 6 and heat pipe liquid back pipe 5, which form a heat pipe circuit, to be caused
Working medium circulates in the loop, and heat exchange efficiency is higher, is adapted to the larger operating mode of internal-external temperature difference to use.
3. being arranged on by mounting bracket 7 in air channel 1 can ensure that air-flow by effective heat-exchange surface, improves heat exchange effect
Rate.
For above-described embodiment only to illustrate technical concepts and features of the present utility model, its object is to allow be familiar with technique
Personage can understand content of the present utility model and implement according to this, the scope of protection of the utility model can not be limited with this.
All equivalent change or modifications made according to the utility model Spirit Essence, should all cover the scope of protection of the utility model it
It is interior.
Claims (9)
1. a kind of direct-expansion type evaporator of all-fresh air unit, its direct-expansion type for including air channel and being arranged in the air channel steams
Send out device, it is characterised in that：At least one heat pipe assembly is also wrapped, the heat pipe assembly includes what at least two heat pipe evaporation tubes formed
Evaporation coil, the condenser coil that at least two heat pipe condenser pipes form, it is respectively communicated with the evaporation coil and the condenser coil
Heat pipe steam pipe, and be respectively communicated with the heat pipe liquid back pipe of the evaporation coil and the condenser coil, the evaporation coil
It is arranged at the condenser coil in the air channel, the evaporation coil is arranged on the inlet side of the direct-expansion type evaporator,
The condenser coil is arranged on the air side of the direct-expansion type evaporator, the evaporation coil, the condenser coil, the heat pipe
Steam pipe and the heat pipe liquid back pipe form a heat pipe circuit and the pipeline of inside forms an airtight cavity.
A kind of 2. direct-expansion type evaporator of all-fresh air unit according to claim 1, it is characterised in that：The heat pipe
Steam pipe and the heat pipe liquid back pipe are horizontally disposed, have recessed bending section, the bending section on the heat pipe liquid back pipe
Upper tube wall height less than the heat pipe liquid back pipe other parts lower tube wall height.
A kind of 3. direct-expansion type evaporator of all-fresh air unit according to claim 1, it is characterised in that：It is described closed
Working medium is provided with cavity, the airtight cavity has the interface for being used for vacuumizing and be filled with the working medium.
A kind of 4. direct-expansion type evaporator of all-fresh air unit according to claim 1, it is characterised in that：The evaporation
It is provided with outside coil pipe outside evaporation tube fin, the condenser coil and is provided with condenser pipe fin.
A kind of 5. direct-expansion type evaporator of all-fresh air unit according to claim 4, it is characterised in that：It is described straight swollen
Formula evaporator has heat exchanger tube fin, and the heat exchanger tube fin is not connected to the evaporation tube fin, condenser pipe fin.
A kind of 6. direct-expansion type evaporator of all-fresh air unit according to claim 4, it is characterised in that：The heat pipe
Component is provided with multiple, stacked distribution from top to bottom.
A kind of 7. direct-expansion type evaporator of all-fresh air unit according to claim 6, it is characterised in that：Multiple heat pipes
The evaporation tube fin of component is connected with each other, and the condenser pipe fin of multiple heat pipe assembly is connected with each other.
A kind of 8. direct-expansion type evaporator of all-fresh air unit according to claim 1, it is characterised in that：The air channel
Inside it is provided with the mounting bracket for supporting the heat pipe assembly.
A kind of 9. direct-expansion type evaporator of all-fresh air unit according to claim 8, it is characterised in that：The installation
Shrouding is provided with frame, the shrouding blocks the space between mounting bracket and the inwall in air channel 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721287539.5U CN207214529U (en) | 2017-09-30 | 2017-09-30 | Direct expansion type evaporator device of brand new fan unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721287539.5U CN207214529U (en) | 2017-09-30 | 2017-09-30 | Direct expansion type evaporator device of brand new fan unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207214529U true CN207214529U (en) | 2018-04-10 |
Family
ID=61820496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721287539.5U Expired - Fee Related CN207214529U (en) | 2017-09-30 | 2017-09-30 | Direct expansion type evaporator device of brand new fan unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207214529U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107702383A (en) * | 2017-09-30 | 2018-02-16 | 苏州苏净安发空调有限公司 | Direct expansion type evaporator device of brand new fan unit |
-
2017
- 2017-09-30 CN CN201721287539.5U patent/CN207214529U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107702383A (en) * | 2017-09-30 | 2018-02-16 | 苏州苏净安发空调有限公司 | Direct expansion type evaporator device of brand new fan unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 215122 No. 2, new road, Suzhou Industrial Park, Jiangsu, China Patentee after: Suzhou Sujing Anfa Environmental Technology Co.,Ltd. Address before: 2 Weixin Road, Suzhou Industrial Park, Jiangsu Province Patentee before: SUZHOU SUJING AIM FAR AIR CONDITIONING Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180410 |