CN205678944U - A kind of evaporimeter for motorbus air-conditioning - Google Patents
A kind of evaporimeter for motorbus air-conditioning Download PDFInfo
- Publication number
- CN205678944U CN205678944U CN201620468362.8U CN201620468362U CN205678944U CN 205678944 U CN205678944 U CN 205678944U CN 201620468362 U CN201620468362 U CN 201620468362U CN 205678944 U CN205678944 U CN 205678944U
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- CN
- China
- Prior art keywords
- flat tube
- radiating fin
- long flat
- fin group
- perforation
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a kind of evaporimeter for motorbus air-conditioning, including left and right expansion core, left and right expansion core include radiating fin group and heat exchange pipeline respectively.Radiating fin group is arranged in a line by multiple radiating fins with the spacing setting, and six row major axis are offered as the oval perforation of horizontal direction with the spacing setting in the surface of each radiating fin；Heat exchange pipeline includes the short flat tube of the long flat tube of many U-shapeds, many U-shapeds；Many root lengths flat tube penetrates in the perforation of radiating fin group from the through hole of end plate, the cross section of every root length flat tube in in radiating fin group perforation adaptation ellipse and closely cooperate with the perforation in radiating fin group；Short flat tube is connected between the front port of the long flat tube of secondary series and the front port of the long flat tube of the 3rd row and the front port and the 5th of the long flat tube of the 4th row arranges between the front port of long flat tube；Evaporimeter of the present utility model, can be substantially reduced its heat exchange wind resistance, and slow down Negotiation speed in pipeline for the coolant media.
Description
Technical field
The utility model relates to a kind of evaporimeter for motorbus air-conditioning.
Background technology
In the refrigeration plant of motorbus, the heat-exchanger rig such as condenser, evaporimeter can be used.By condenser to high temperature
The cold-producing medium heat radiation of high pressure is allowed to cool, and is absorbed heat by evaporator expansion, thus reach the effect of refrigeration in then entering back into compartment
Really.And the radiating effect of heat-exchanger rig will directly influence the refrigeration efficiency of whole refrigeration plant.But present heat-exchanger rig
Generally using circular refrigerant pipe to add finned, owing to the windage of round coil is relatively big, therefore the lee side of disk pipe exists
Eddy current；The back making disk pipe have wind less than dead angle, therefore had a strong impact on the radiating effect of wind-force thus affected system
Cold efficiency.The interior circulation of other disk pipe is more smooth and easy；Flow velocity comparatively fast equally also makes radiating effect not good.Therefore present
Pipe is not always high with the radiating efficiency of the heat-exchanger rig of fin, and the medium temperature after its heat radiation is higher, reduces the system of air-conditioning
Cold effect, its Energy Efficiency Ratio cannot improve.
Utility model content
The purpose of this utility model is to overcome the defect of prior art to provide a kind of steaming for motorbus air-conditioning
Sending out device, it can be greatly reduced the resistance of cold air effluent, and coolant media then increases wet solid and disturbance and enhances heat transfer, makes heat transfer
Coefficient is greatly improved.
The purpose of this utility model is achieved in that a kind of evaporimeter for motorbus air-conditioning, including left and right steaming
Send out device core, be connected to the forward and backward connecting plate between the front end of left and right expansion core and between rear end, air inlet pipe correspondingly
Assembly and separating tube；The structure of described left and right expansion core is identical and is symmetrical arranged；Left and right expansion core includes heat radiation respectively
Fins set, forward and backward end plate and heat exchange pipeline；Wherein,
Described radiating fin group is arranged in a line by multiple radiating fins with the spacing setting, the surface of each radiating fin
On offer six row major axis as the oval perforation of horizontal direction with the spacing setting；
The structure of described forward and backward end plate is identical and the front and back ends that is symmetrically disposed in radiating fin group, this forward and backward end plate
Upper offer respectively and the ellipse corresponding ellipse hole of perforation in described radiating fin group；
Described heat exchange pipeline includes the short flat tube of the long flat tube of many U-shapeds, many U-shapeds；Many root lengths flat tube is from the through hole of end plate
In penetrate in the perforation of described radiating fin group and pass from the through hole of front end-plate, the cross section of every root length flat tube dissipates in described
In hot fins set perforation adaptation ellipse and closely cooperate with the perforation in radiating fin group；The cross section of short flat tube and length
The cross section of flat tube is identical；The major axis dimension of long flat tube is two times of minor axis dimension；
Described short flat tube is connected between the front port of the long flat tube of secondary series and the front port of the long flat tube of the 3rd row and the
Between the front port of four front ports arranging long flat tube and the long flat tube of the 5th row；
Described air inlet pipe assembly include a threeway, two be connected to the main air inlet pipe of two of threeway outlets, two
Root be connected to being respectively perpendicular the distribution pipe of the other end of two main air inlet pipe and some be vertically connected to every distribution pipe on
Air intake branch, row of the inner side that the other end of these air intake branches is connected to left and right expansion core correspondingly are long
The front port of flat tube；
Described separating tube includes that one is arranged on the liquid-dividing head at center of front connecting plate by fixed plate and some is connected to point
Separatory capillary on liquid head, the other end of these separatory capillaries is connected to the outermost of left and right expansion core correspondingly
The one of side arranges the front port of long flat tube.
The above-mentioned evaporimeter for motorbus air-conditioning, wherein, is provided with turbulence structure in described long flat tube.
The above-mentioned evaporimeter for motorbus air-conditioning, wherein, the cross section of described air inlet pipe assembly for circular and with
Described long flat tube seamlessly transits.
The above-mentioned evaporimeter for motorbus air-conditioning, wherein, blinds that described radiating fin is made by hydrophilic aluminium foil
Window construction.
Evaporimeter for motorbus air-conditioning of the present utility model, can be substantially reduced its heat exchange wind resistance, and slow down cold
Negotiation speed in heat exchange pipeline for the medium, thus effectively increase its heat transfer effect and heat exchange efficiency, can also subtract simultaneously
Its volume little, reduction use material and cost, improve production efficiency.
Brief description
Fig. 1 is the front view of the evaporimeter for motorbus air-conditioning of the present utility model；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the upward view of Fig. 1；
Fig. 4 a is the structural representation of the upper air inlet pipe assembly of evaporimeter of the present utility model；
Fig. 4 b is the side view of Fig. 4 a；
Fig. 5 a is the structural representation of the front connecting plate on evaporimeter of the present utility model；
Fig. 5 b is the side view of Fig. 5 a；
Fig. 6 a is the structural representation of the rear connecting plate on evaporimeter of the present utility model；
Fig. 6 b is the side view of Fig. 6 a.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Refer to Fig. 1 to Fig. 6 b, the evaporimeter for motorbus air-conditioning of the present utility model, including left expansion core
100th, right expansion core the 200th, front connecting plate the 10th, rear connecting plate the 20th, air inlet pipe assembly 5 and separatory pipeline 6；Left expansion core 100
Identical with the structure of right expansion core 200 and be symmetrical arranged, left expansion core 100 and right expansion core 200 include heat radiation respectively
Fins set the 3rd, front and back end plate the 1st, end plate 2 and heat exchange pipeline.
Radiating fin group 3 is arranged in a line by multiple radiating fins with the spacing of 2mm, and radiating fin hydrophilic aluminium foil makes
Shutter；Offer six row major axis with the spacing of 17.8mm on the surface of each radiating fin to wear for horizontal direction ellipse
Hole, the spacing between two row perforation is 21.6mm；The quantity of each column perforation is ten.
Front and back end plate 1 is identical with the structure of end plate 2 and the front and back ends that is symmetrically disposed in radiating fin group 3, should before and after
Offer respectively on end plate 1 and end plate 2 and the corresponding ellipse hole of ellipse perforation in radiating fin group 3.
Offering the rectangular structural member of a liquid-dividing head jack 11 centered on front connecting plate 10, this front connecting plate 10 cross section is U
Shape, longitudinal section is Z-shape；This front connecting plate 20 is connected to the front end-plate 1 of left expansion core 100 and the front end of right expansion core 200
Between plate 1.
The rectangular structural member of hollow out centered on rear connecting plate 20, this rear connecting plate 20 cross section is inverted U-shaped, and longitudinal section is Z
Shape；This rear connecting plate 20 is connected between end plate 2 and the end plate 2 of right expansion core 200 of left expansion core 100.
Heat exchange pipeline includes the short flat tube 41 of the long flat tube of 60 U-shapeds the 40th, 40 U-shapeds；Wherein:
The through hole of the end plate 2 from left expansion core 100 for the long flat tube 40 of 30 U-shapeds penetrates wearing of radiating fin group 3
In hole and pass from the through hole of front end-plate 1, the cross section of the long flat tube 40 of every U-shaped in the perforation adaptation in radiating fin group 3
Ellipse and closely cooperate with the perforation in radiating fin group 3；The long flat tube 40 of other 30 U-shapeds is from right expansion core 200
End plate 2 through hole in penetrate in the perforation of radiating fin group 3 and pass from the through hole of front end-plate 1, the long flat tube 40 of every U-shaped
Cross section in in radiating fin group 3 perforation adaptation ellipse and closely cooperate with the perforation in radiating fin group 3；Short
The cross section of flat tube 41 is identical with the cross section of long flat tube 40；The major axis dimension of long flat tube 40 is two times of minor axis dimension；
The 20 short flat tubes 41 of U-shaped are connected to the ten of the long flat tube of U-shaped 40 of the secondary series of left expansion core 100 correspondingly
Between ten front ports of individual front port and the long flat tube 40 of the 3rd row U-shaped and ten front ports of the long flat tube 40 of the 4th row U-shaped
And the 5th the long flat tube 40 of row U-shaped ten front ports between；The other 20 short flat tubes 41 of U-shaped are connected to right evaporation correspondingly
Between ten front ports of the long flat tube of U-shaped 40 of the secondary series of device core 200 and ten front ports of the long flat tube 40 of the 3rd row U-shaped with
And the 4th the long flat tube 40 of row U-shaped ten front ports and ten front ports of the long flat tube 40 of the 5th row U-shaped between；
The 51st, air inlet pipe assembly 5 includes the main air inlet pipe of a threeway the 50th, two two outlets being connected to threeway 50
The distribution pipe 52 of two be connected to two main air inlet pipe 51 other ends with being respectively perpendicular and ten are vertically connected to every point
Air intake branch 53 on pipe arrangement 52, the other end of ten air intake branches 53 on two distribution pipes 52 is connected to a left side correspondingly
Ten front ports of the one long flat tube 40 of row U-shaped of the inner side of expansion core 100 and right expansion core 200；Air inlet pipe assembly 5
Cross section is for circle and seamlessly transits with long flat tube 40；
Separatory pipeline 6 includes that the 60th, the liquid-dividing head fixed plate at a center being arranged on front connecting plate 10 is inserted in front connecting plate 10
Liquid-dividing head jack 11 and the liquid-dividing head 61 of liquid-dividing head jack of liquid-dividing head fixed plate 60 and 20 be connected on liquid-dividing head 61
Separatory capillary 62, the other end of this 20 separatory capillaries 62 is connected to left expansion core 100 and the right side correspondingly
The front port of the outermost long flat tube 40 of row U-shaped of expansion core 200.
In order to the fluid cooling medium in heat exchanging pipeline carries out flow-disturbing, slow down refrigerant and flow through speed, also in heat exchange pipeline
Being conducive to improving heat transfer effect, being provided with turbulence structure in the long flat tube 40 of every U-shaped, this turbulence structure is spoiler or is interior spiral shell
Line.
After using the evaporimeter for motorbus air-conditioning of the present utility model, when air is along the length of oval long flat tube
When direction of principal axis blows, the trailing vortex loss of formation is little, the area that the periphery of the air of flowing and oval long flat tube is in close contact
Increase, make the thermal-convection resistance of air side reduce.When in oval long flat tube, refrigerant agent flows through inner surface, contact area increases
Greatly, disturbance is strengthened.Therefore radiating fin efficiency improves, and heat transfer effective area increases.Under same hot/cold load, reduce and pass
The hot temperature difference, thus reduce/raise condensation/vaporization temperature and row/pressure of inspiration(Pi), reduce compression ratio, make the load of compressor subtract
Gently, total power input reduces, and under conditions of same refrigerating/heating amount, the size of compressor can be with little one grade, evaporimeter
Overall dimensions also can suitably reduce, the adding amount of refrigerant agent can reduce, simultaneously because the reduction of trailing vortex, reduces air
The noise of power.
Above example is only for illustration of the utility model, rather than to restriction of the present utility model, relevant technical field
Technical staff, in the case of without departing from spirit and scope of the present utility model, can also make various conversion or modification, because of
This all equivalent technical schemes also should belong to category of the present utility model, should be limited by each claim.
Claims (4)
1. for the evaporimeter of motorbus air-conditioning, including left and right expansion core, be connected to left and right steaming correspondingly
Send out the forward and backward connecting plate between the front end of device core and between rear end, air inlet pipe assembly and separating tube；Described left and right expansion core
Structure identical and be symmetrical arranged；Left and right expansion core includes radiating fin group, forward and backward end plate and heat exchange pipeline respectively；It is special
Levy and be,
Described radiating fin group is arranged in a line by multiple radiating fins with the spacing setting, on the surface of each radiating fin with
The spacing setting offers six row major axis as the oval perforation of horizontal direction；
The structure of described forward and backward end plate is identical and the front and back ends that is symmetrically disposed in radiating fin group, on this forward and backward end plate point
Do not offer and the corresponding ellipse hole of ellipse perforation in described radiating fin group；
Described heat exchange pipeline includes the short flat tube of the long flat tube of many U-shapeds, many U-shapeds；Many root lengths flat tube is worn from the through hole of end plate
Enter in the perforation of described radiating fin group and pass from the through hole of front end-plate, the cross section of every root length flat tube in described radiating fin
In piece group perforation adaptation ellipse and closely cooperate with the perforation in radiating fin group；The cross section of short flat tube and long flat tube
Cross section identical；The major axis dimension of long flat tube is two times of minor axis dimension；
Described short flat tube is connected between the front port of the long flat tube of secondary series and the front port of the long flat tube of the 3rd row and the 4th row
Between the front port of the front port of long flat tube and the long flat tube of the 5th row；
Described air inlet pipe assembly include a threeway, two be connected to the main air inlet pipe of two of threeway outlets, two pieces points
Be not vertically connected to two main air inlet pipe the other end distribution pipe and some be vertically connected to every distribution pipe on enter
Gas branch pipe, the other end of these air intake branches is connected to a long flat tube of row of the inner side of left and right expansion core correspondingly
Front port；
Described separating tube includes that one is arranged on the liquid-dividing head at center of front connecting plate by fixed plate and some is connected to liquid-dividing head
On separatory capillary, the other end of these separatory capillaries is connected to the outermost of left and right expansion core correspondingly
One front port arranging long flat tube.
2. the evaporimeter for motorbus air-conditioning according to claim 1, it is characterised in that be provided with in described long flat tube
Turbulence structure.
3. the evaporimeter for motorbus air-conditioning according to claim 1, it is characterised in that described air inlet pipe assembly
Cross section is for circle and seamlessly transits with described long flat tube.
4. the evaporimeter for motorbus air-conditioning according to claim 1, it is characterised in that described radiating fin is by parent
The shutter that water aluminium foil makes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620468362.8U CN205678944U (en) | 2016-05-19 | 2016-05-19 | A kind of evaporimeter for motorbus air-conditioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620468362.8U CN205678944U (en) | 2016-05-19 | 2016-05-19 | A kind of evaporimeter for motorbus air-conditioning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205678944U true CN205678944U (en) | 2016-11-09 |
Family
ID=57437855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620468362.8U Expired - Fee Related CN205678944U (en) | 2016-05-19 | 2016-05-19 | A kind of evaporimeter for motorbus air-conditioning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205678944U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115127367A (en) * | 2022-06-27 | 2022-09-30 | 珠海格力电器股份有限公司 | Microchannel heat exchanger, refrigerator and air conditioner |
-
2016
- 2016-05-19 CN CN201620468362.8U patent/CN205678944U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115127367A (en) * | 2022-06-27 | 2022-09-30 | 珠海格力电器股份有限公司 | Microchannel heat exchanger, refrigerator and air conditioner |
| CN115127367B (en) * | 2022-06-27 | 2023-07-11 | 珠海格力电器股份有限公司 | Microchannel heat exchanger, refrigerator and air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20161109 Termination date: 20180519 |