CN107606822A - Evaporator with cool storage function - Google Patents
Evaporator with cool storage function Download PDFInfo
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- CN107606822A CN107606822A CN201710560796.XA CN201710560796A CN107606822A CN 107606822 A CN107606822 A CN 107606822A CN 201710560796 A CN201710560796 A CN 201710560796A CN 107606822 A CN107606822 A CN 107606822A
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- cool storage
- pipe
- storage material
- refrigerant
- flowing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
Abstract
The present invention provides a kind of evaporator with cool storage function, extends cold energy release time on the basis of cooling performance reduction that can be when inhibiting usual refrigeration.The heat exchange core (4) of evaporator with cool storage function has the aligning part (17) arranged in the order by outer fin (16), the 2nd pipe for flowing of refrigerant (12B), cool storage material container (15), the 1st pipe for flowing of refrigerant (12A), cool storage material container (15), the 2nd pipe for flowing of refrigerant (12B) and outer fin (16).In aligning part (17), contact area between cool storage material container (15) and the 2nd pipe for flowing of refrigerant (12B) turns into below contact area between cool storage material container (15) and the one side of the 1st pipe for flowing of refrigerant (12A), such as 30~80%.
Description
Technical field
The present invention relates to a kind of evaporator with cool storage function used in the on-board air conditioner of vehicle, the vehicle stops
When make to temporarily cease as the engine in driven compressor source.
In present specification and claims, by accompanying drawing from the downstream of the direction of ventilation shown in arrow X
To up and down, left and right (Fig. 1 up and down, left and right) be set to up and down, left and right.
Background technology
In recent years, for the purpose of the fuel efficiency of environmental protection and automobile improves etc., it is proposed that a kind of in waiting signal lamp etc.
Make the automobile of engine automatic stop during parking.
But in common on-board air conditioner, when making engine stop, the compressor meeting using engine as driving source
Stop, therefore there is the problem of supplying refrigerant without normal direction evaporator and cause refrigerating capacity to drastically reduce.
Therefore, it is such in order to solve the problems, such as, consider to pay cool storage function to evaporator, in engine stop and compressor
During stopping, discharging the cold energy stored in evaporator will cool down in car room.
As this evaporator with cool storage function, it is proposed that the following evaporator with cool storage function, there is heat exchange
Core, the heat exchange core have：Multiple flat pipe for flowing of refrigerant, it is by length direction towards above-below direction and by width
Spend direction frontage and airiness direction；Cool storage material container, it is sealed with cool storage material；With fin outside corrugated, it is divulged information by edge
The crest portion of direction extension, the trough portion extended along direction of ventilation and the linking part composition for linking crest portion and trough portion,
In heat exchange core, multiple pipe for flowing of refrigerant are configured with spaced intervals in left-right direction, thus adjacent in left-right direction
Pipe for flowing of refrigerant each other configured formed with gap, cool storage material container in a manner of being contacted with pipe for flowing of refrigerant
In a part and multiple gaps in above-mentioned all gaps, outer fin is configured in a manner of being contacted with pipe for flowing of refrigerant to be made
In remaining multiple gaps in above-mentioned all gaps, to be configured with the gap of outer fin positioned at being configured with cool storage material container
The left and right sides in all gaps, the left and right of the pipe for flowing of refrigerant clamped by cool storage material container and outer fin simultaneously with storage
Cold material container contacts and left and right another side contacts (with reference to patent document 1) with outer fin.
The evaporator with cool storage function according to described in patent document 1, in the usual refrigeration of compressor action, storing
Cold-storage of the cold energy into cool storage material container possessed by the refrigerant of flowing in the pipe for flowing of refrigerant of cold material container both sides
Material transmission and cold energy is stored in cool storage material.On the other hand, when compressor stops, storing in cool storage material container
Cold energy in cool storage material, towards pipe for flowing of refrigerant transmission, passes through via the both sides of cool storage material container from pipe for flowing of refrigerant
And to outer fin transmission of the configuration in the adjacent gap in the both sides in the gap that cool storage material container is configured, and from outer radiating
Piece discharges to the air flowed in the gap.
In addition, in the evaporator with cool storage function described in patent document 1, it is cold when compressor stops in order to extend
Can release time, increase the quantity of cool storage material container to increase the amount of cool storage material or expand dissipating for all outer fin
Backing spacing is come to reduce the heat transfer area of outer fin be effective, but in these cases, generally refrigeration when cooling performance
It is possible to reduce.
Prior art literature
Patent document
Patent document 1：Japanese Unexamined Patent Publication 2010-91250 publications
The content of the invention
It is an object of the present invention to solve the above problems, there is provided a kind of cooling that can be when inhibiting usual refrigeration
Extend the evaporator with cool storage function of cold energy release time on the basis of reducing.
The present invention is made up of in the following manner to achieve these goals.
1) a kind of evaporator with cool storage function, has heat exchange core, and the heat exchange core has：Multiple flat systems
Cryogen runner pipe, it is by length direction towards above-below direction and by width frontage and airiness direction；Cool storage material container, its
It is sealed with cool storage material；With outer fin, in heat exchange core, multiple pipe for flowing of refrigerant are in left-right direction at spaced intervals
Configuration, thus between pipe for flowing of refrigerant adjacent in left-right direction formed with gap, cool storage material container with system
Cryogen runner pipe contact mode configure in a part and multiple gaps in all above-mentioned gaps, outer fin with refrigeration
The mode of agent runner pipe contact configures in remaining multiple gaps as all above-mentioned gaps, above-mentioned with cool storage function
In evaporator,
Heat exchange core has at least one by outer fin, pipe for flowing of refrigerant, cool storage material container, refrigerant circulation
The aligning part that pipe, cool storage material container, pipe for flowing of refrigerant and outer fin arrange in the order, in the aligning part
In, if will be set to by two cool storage material container clampings and left and right sides with the pipe for flowing of refrigerant that cool storage material container contacts
1st pipe for flowing of refrigerant, it will simultaneously be contacted by cool storage material container and the clamping of outer fin and left and right with cool storage material container
And left and right another side is set to the 2nd pipe for flowing of refrigerant with the pipe for flowing of refrigerant that outer fin contacts, then cool storage material container
Contact area between the 2nd pipe for flowing of refrigerant turns between cool storage material container and the one side of the 1st pipe for flowing of refrigerant
Below contact area.
2) it is above-mentioned 1) described in the evaporator with cool storage function in, cool storage material container and the 2nd pipe for flowing of refrigerant
Between contact area turn into contact area between cool storage material container and the one side of the 1st pipe for flowing of refrigerant 30~
80%.
3) it is above-mentioned 1) described in the evaporator with cool storage function in, on cool storage material container be provided with cool storage material seal
Enter portion, and cool storage material is sealed with cool storage material gas inclosure portion, in the cool storage material gas inclosure portion of cool storage material container
In the left and right sides of part in the range of the direction of ventilation of heat exchange core, along direction of ventilation at spaced intervals formed with
There are multiple condensation gutters of fixed flow path length in the vertical direction, each condensation gutter is formed at along ventilation side
Two bloated on to the left and right sides for the cool storage material gas inclosure portion for being located at cool storage material container at spaced intervals and laterally
Between rhone convex portion, rhone is contacted with least a portion of the bulging end wall of convex portion with pipe for flowing of refrigerant.
4) it is above-mentioned 1) described in the evaporator with cool storage function in, outer fin is by the ripple that extends along direction of ventilation
Valley, the trough portion extended along direction of ventilation and the corrugated for forming the linking part that crest portion and trough portion link, outer radiating
The fin spacing of piece is 1.0~2.0mm.
Here, the fin spacing of outer fin represents the interval between adjacent crest portion in the vertical direction or trough
Interval between portion.
5) it is above-mentioned 1) described in the evaporator with cool storage function in, in heat exchange core, by along direction of ventilation every
Open the pipe group that two pipe for flowing of refrigerant of compartment of terrain configuration are formed and be configured with spaced intervals in left-right direction multiple, thus exist
Adjacent pipe group is each other formed with gap, cool storage material container and outer fin with across two of pipe group in left-right direction
The mode of pipe for flowing of refrigerant is configured in above-mentioned gap, between two cool storage material containers of above-mentioned aligning part, two
1st pipe for flowing of refrigerant configures along direction of ventilation arrangement, and the left and right sides and cold-storage of two the 1st pipe for flowing of refrigerant
Containers contact, between the cool storage material container of above-mentioned aligning part and two outer fin, two the 2nd refrigerant circulations
Pipe configures along direction of ventilation arrangement, and the left and right of two the 2nd pipe for flowing of refrigerant simultaneously contacts with cool storage material container
And its one side contacts with outer fin.
Invention effect
According to it is above-mentioned 1)~5) the evaporator with cool storage function, heat exchange core have it is at least one by outer fin,
Pipe for flowing of refrigerant, cool storage material container, pipe for flowing of refrigerant, cool storage material container, pipe for flowing of refrigerant and outer fin are pressed
The aligning part that order arrangement forms, in the aligning part, if will be by two cool storage material container clampings and the left and right sides
Face and the pipe for flowing of refrigerant that cool storage material container contacts are set to the 1st pipe for flowing of refrigerant, by cool storage material container and outer will dissipated
The cold-producing medium stream that backing clamps and left and right simultaneously contacts with cool storage material container and left and right another side contacts with outer fin
Siphunculus is set to the 2nd pipe for flowing of refrigerant, then the contact area between cool storage material container and the 2nd pipe for flowing of refrigerant turns into cold-storage
Below contact area between the one side of containers and the 1st pipe for flowing of refrigerant, therefore when compressor stops, in above-mentioned row
Arrange in part, store the cold energy in the cool storage material in cool storage material container via some side of the left and right of cool storage material container
Towards the 2nd pipe for flowing of refrigerant transmission, transmitted from the 2nd pipe for flowing of refrigerant by outside fin, and from outer fin to
It is configured with the air release flowed in the gap of outer fin.Therefore, in aligning part, when compressor stops from each cold-storage
Cool storage material in containers via the time per unit of the outside fin transmission of the 2nd pipe for flowing of refrigerant cold energy with specially
The cool storage material out of cool storage material container when compressor in the evaporator with cool storage function described in sharp document 1 stops
Compare and reduce via the cold energy of the time per unit of outer fin transmission of the pipe for flowing of refrigerant of both sides to both sides.Its result
For, compared with the evaporator with cool storage function described in patent document 1, the cold-storage that can extend in cool storage material container
The release time of the cold energy of material.Also, it is not necessary to increase the quantity of cool storage material container to increase the amount of cool storage material or expand
The fin spacing of big all outer fin reduces the heat transfer area of outer fin, cooling when can suppress generally to freeze
It can reduce.
In addition, in compressor action, in aligning part, what cold energy flowed from the 1st and the 2nd pipe for flowing of refrigerant
Cool storage material transmission of the refrigerant into cool storage material container, therefore inhibit the storage of the cool storage material into cool storage material container
Cold time lengthening.
Moreover, the contact area between cool storage material container and the 2nd pipe for flowing of refrigerant is than cool storage material container and the 1st
In the case that contact area between the one side of pipe for flowing of refrigerant is small, can further reduce when compressor stops from each storage
Cool storage material in cold material container via the time per unit of the outside fin transmission of the 2nd pipe for flowing of refrigerant cold energy,
Therefore can effectively extend when being discharged from outer fin to the cold energy of the air passed through in the gap for being configured with outer fin
Between.
According to the above-mentioned evaporator with cool storage function 2), can further reduce when compressor stops from each coolness storing material
Cool storage material in material container via the time per unit of the outside fin transmission of the 2nd pipe for flowing of refrigerant cold energy, therefore
The cold energy release time from outer fin to the air passed through in the gap for being configured with outer fin can effectively be extended.And
And when can suppress compressor action from the refrigerant flowed in the 2nd pipe for flowing of refrigerant into cool storage material container
The cold energy deficiency of cool storage material transmission.
According to the above-mentioned evaporator with cool storage function 4), cooling performance that can be when inhibiting usual refrigeration reduce and
On the basis of aeration resistance is increased, effectively extend cold energy release time when compressor stops.
Brief description of the drawings
Fig. 1 is the stereogram that is integrally-built, eliminating a part for representing the evaporator with cool storage function of the present invention.
Fig. 2 is the line A-A amplification view for the Fig. 1 for being shown in phantom line pipe for flowing of refrigerant and outer fin.
Fig. 3 is the line B-B direction view for the Fig. 2 for being shown in phantom line catch box and pipe for flowing of refrigerant.
Fig. 4 is the line C-C direction view for the Fig. 2 for being shown in phantom line catch box and pipe for flowing of refrigerant.
Embodiment
Illustrate embodiments of the present invention referring to the drawings.
In the following description, " aluminium " this term also includes aluminium alloy in addition to fine aluminium.
Fig. 1 shows the overall structure of the evaporator with cool storage function of the present invention, and Fig. 2~Fig. 4 shows its major part
Structure.
In Fig. 1 and Fig. 2, the evaporator 1 with cool storage function have by length direction towards left and right directions and by width
Catch box 2 and aluminum next part on the aluminum configured at spaced intervals in the vertical direction in the state of degree direction frontage and airiness direction
Liquid case 3 and the heat exchange core 4 being located between two catch boxs 2,3.
Upper catch box 2 have positioned at downwind side downwind side on liquid collecting portion 5 and positioned at weather side and with liquid collecting on downwind side
Liquid collecting portion 6 on the weather side of the integration of portion 5.The left part in liquid collecting portion 5 is provided with refrigerant inlet 7, side of being in the wind on downwind side
The left part in upper liquid collecting portion 6 is provided with refrigerant outlet 8.Lower catch box 3 has the and of liquid collecting portion 9 under the downwind side of downwind side
Liquid collecting portion 11 positioned at weather side and under the weather side integrated with liquid collecting portion 9 under downwind side.
In heat exchange core 4, on side of being in the wind under liquid collecting portion 6 and weather side between liquid collecting portion 11 and on downwind side
Under liquid collecting portion 5 and downwind side between liquid collecting portion 9, it is configured with length direction at spaced intervals in left-right direction respectively towards up and down
Direction and by multiple aluminum flat pipe for flowing of refrigerant 12 in width frontage and airiness direction, the system for side arrangement of being in the wind
Liquid collecting portion 6 is connected on the upper end of cryogen runner pipe 12 and weather side, and its bottom is connected with liquid collecting portion 11 under weather side,
Liquid collecting portion 5 connects on the upper end of the pipe for flowing of refrigerant 12 of downwind side arrangement and downwind side, and its bottom and leeward
Liquid collecting portion 9 connects under side.Be in the wind side arrangement pipe for flowing of refrigerant 12 and downwind side arrangement pipe for flowing of refrigerant 12 at
In the same position on left and right directions, pipe group 13 is formed by two pipe for flowing of refrigerant 12 arranged along direction of ventilation,
Adjacent pipe group 13 is each other formed with gap 14A, 14B in left-right direction.
In the part in all gap 14A, 14B and multiple 1st gap 14A in heat exchange core 4, with across structure
Mode into two pipe for flowing of refrigerant 12 of each pipe group 13 is configured with aluminum cool storage material container 15, and cool storage material container 15 exists
It is engaged in the state of being contacted with two pipe for flowing of refrigerant 12 via brazing material.Hereinafter, will be carried out via brazing material
Engagement be referred to as soldering.As in remaining multiple 2nd gap 14B in all gap 14A, 14B in heat exchange core 4,
Undulatory outer fin 16, the corrugated are configured with a manner of across two pipe for flowing of refrigerant 12 for being formed each pipe group 13
Outer fin 16 by having the aluminium solder brazing piece of utilizingthebrazing material layer to form on two sides, and the crest by extending along direction of ventilation
Portion, form along the trough portion of direction of ventilation extension and the linking part for linking crest portion and trough portion, outer fin 16 is with two
Individual pipe for flowing of refrigerant 12 is brazed in the state of contacting.In addition, the outside of the pipe group 13 in left and right ends, outer fin 16
Configure in a manner of across two pipe for flowing of refrigerant 12 for being formed pipe group 13, and contacting with two pipe for flowing of refrigerant 12
It is brazed under state, and aluminum side plate 20 is configured with the outside of the outer fin 16 of left and right ends, it is brazed on outer dissipate
On backing 16.
In the case of the evaporator 1 of present embodiment, refrigerant passes through evaporator 1 from refrigerant inlet 7
On downwind side in liquid collecting portion 5, and from all pipe for flowing of refrigerant 12 and two lower liquid collecting portions 9,11 by collecting from weather side
The refrigerant outlet 8 in liquid portion 6 is flowed out, and air is passed through along accompanying drawing with the direction shown in arrow X from the 2nd gap 14B.
Heat exchange core 4 with it is at least one, herein with multiple by outer fin 16, pipe for flowing of refrigerant 12, cold-storage
Containers 15, pipe for flowing of refrigerant 12, cool storage material container 15, pipe for flowing of refrigerant 12 and outer fin 16 are arranged in the order
Arrange the aligning part 17 formed.Below in aligning part 17, it will be clamped by two cool storage material containers 15 and left and right sides
The pipe for flowing of refrigerant contacted with cool storage material container 15 is set to the 1st pipe for flowing of refrigerant 12A, will by cool storage material container 15 and
Outer fin 16 clamps and left and right is simultaneously contacted with cool storage material container 15 and left and right another side contacts with outer fin 16
Pipe for flowing of refrigerant be set to the 2nd pipe for flowing of refrigerant 12B.That is, between two cool storage material containers 15 of aligning part 17,
A pipe group 13 is formed by two the 1st pipe for flowing of refrigerant 12A arranged along direction of ventilation, two the 1st of the pipe group 13
Pipe for flowing of refrigerant 12A left and right sides contact with cool storage material container 15.In addition, in two coolness storing materials of aligning part 17
Between material container 15 and two outer fin 16, formed by two the 2nd pipe for flowing of refrigerant 12B arranged along direction of ventilation
Pipe group 13, two the 2nd pipe for flowing of refrigerant 12B of the pipe group 13 left and right is simultaneously contacted with cool storage material container 15 and a left side
Right another side contacts with outer fin 16.
As shown in Figure 2 to 4, cool storage material container 15 is towards above-below direction and by width court by length direction
Rectangular flat hollow shape is substantially indulged to direction of ventilation.Cool storage material container 15 to two sides by having utilizingthebrazing material layer
Aluminium solder brazing piece is implemented punch process and formed, and by strap 18a, the 19a pricker each other of the periphery with fixed width
Two of weldering are big, and the aluminium vessel structural slab 18,19 for causing lengthwise square shape is formed.On cool storage material container 15, by making two
The part for eliminating strap 18a, 19a of structure of container plate 18,19 bloats laterally, to form the cool storage material of hollow form envelope
Enter portion 21, cool storage material has been put into cool storage material gas inclosure portion 21.
In the left and right sides of the cool storage material gas inclosure portion 21 of cool storage material container 15, i.e. in the appearance of left and right sides wall 22
On face, exist respectively formed with multiple condensation gutters 23, the plurality of condensation gutter 23 at spaced intervals along direction of ventilation
There is fixed flow path length and upper and lower ends opening on above-below direction, and condensed water is flowed from the top to the bottom and under
End opening is discharged.Each condensation gutter 23 is formed at the left and right two for the cool storage material gas inclosure portion 21 for being located at cool storage material container 15
Between the two rhone convex portions 24 bloated in side wall 22 and laterally, adjacent two condensation gutters 23 are shared to be located at
Rhone convex portion 24 between two condensation gutters 23.Condensation gutter 23 and rhone are with least the one of convex portion 24
It is partially toward downwind side and is linearly inclined upward.All rhones of the left and right sides wall 22 of each cool storage material container 15
Highly equal with the bulging of convex portion 24, all rhones are formd with least a portion of the bulging end wall of convex portion 24 with composition
It is brazed in the state of two pipe for flowing of refrigerant 12 contact of the pipe group 13 of the 1st gap 14A left and right sides.In addition, cold
Also flowing has micro air in condensate rhone 23.
Here, the contact area between the one side of cool storage material container 15 and the 2nd pipe for flowing of refrigerant 12B one side turns into
Below contact area between the one side of cool storage material container 15 and the 1st pipe for flowing of refrigerant 12A one side.Preferably, store
Contact area between the one side of cold material container 15 and the 2nd pipe for flowing of refrigerant 12B one side turns into cool storage material container 15
One side and the 1st pipe for flowing of refrigerant 12A one side between contact area 30~80%.For example, such as in Fig. 3 and Fig. 4
It is illustrated in detail, the draining on the outer surface of left and right sides wall 22 for the cool storage material gas inclosure portion 21 for being located at right side cool storage material container 15
Groove is equal with the width of convex portion 24, is located at the outer surface of right side wall 22 of the cool storage material gas inclosure portion 21 of right side cool storage material container 15
Rhone on (outer surface of side wall 22 of the 2nd pipe for flowing of refrigerant 12B sides) is located at outside left side wall 22 with the quantity ratio of convex portion 24
Rhone on surface (outer surface of side wall 22 of the 1st pipe for flowing of refrigerant 12A sides) is few with the quantity of convex portion 24, thus coolness storing material
Contact area between the one side of material container 15 and the 2nd pipe for flowing of refrigerant 12B one side turns into the list of cool storage material container 15
30~80% of contact area between face and the 1st pipe for flowing of refrigerant 12A one side.If the one side of cool storage material container 15 with
The one side and the 1st cold-producing medium stream of contact area between 2nd pipe for flowing of refrigerant 12B one side compared to cool storage material container 15
Contact area between siphunculus 12A one side is too small, then being flowed from the 2nd pipe for flowing of refrigerant 12B during compressor action
Cool storage material transmission of cold energy from the refrigerant to cool storage material container 15 be possible to can deficiency, if otherwise it is excessive, having can
The cool storage material out of each cool storage material container 15 when compressor stops can not be efficiently reduced to circulate via the 2nd refrigerant
The cold energy for the time per unit that the outside fin 16 of pipe 12B transmit.
Although in addition, eliminating detailed view, the cool storage material gas inclosure portion 21 of left side cool storage material container 15 is located at
The outer surface of left and right sides wall 22 on rhone it is equal with the width of convex portion 24, be located at the cold-storage of left side cool storage material container 15
Rhone on the outer surface of left side wall 22 (outer surface of side wall 22 of the 2nd pipe for flowing of refrigerant 12B sides) of material gas inclosure portion 21 is used
The quantity ratio of convex portion 24 is located at the draining on the outer surface of right side wall 22 (outer surface of side wall 22 of the 1st pipe for flowing of refrigerant 12A sides)
Groove is few with the quantity of convex portion 24.
In the cool storage material gas inclosure portion 21 of cool storage material container 15, in being substantially configured with entire scope for above-below direction
Fin 25 in the aluminum of dislocation (offset) shape.Interior fin 25 by by wavy band plate 26 arrange along the vertical direction it is multiple simultaneously
And link integrally with each other and formed, the wherein wavy band plate 26 by vertically extending crest portion, prolong along the vertical direction
The trough portion stretched and the linking part composition for linking crest portion and trough portion, adjacent along the vertical direction two wavy band plates 26
Crest portion each other and trough portion misplaces in direction of ventilation each other.
Outer fin 16 by extend along direction of ventilation crest portion, along the trough portion of direction of ventilation extension and by crest portion
Formed with the linking part that trough portion links, with across two cold-producing medium streams of the pipe group 13 for the left and right sides for being formed the 2nd gap 14B
The mode of siphunculus 12 is configured in the 2nd gap 14B, and is brazed in the state of being contacted with two pipe for flowing of refrigerant 12.It is excellent
Choosing, the fin spacing of outer fin 16 is 1.0~2.0mm.If the fin of outer fin 16 is smaller than 1.0mm,
Then aeration resistance is possible to increase, when more than 2.0mm, although can extend cold energy release when compressor stops
Between, but cooling performance during usual refrigeration is possible to reduce.
The above-mentioned evaporator 1 with cool storage function with using the engine of vehicle as the compressor of driving source, to from compression
Condenser (refrigerant cooler) that the refrigerant of machine discharge is cooled down, the refrigerant passed through from condenser is depressurized
Expansion valve (pressure reducer) forms kind of refrigeration cycle together, and as on-board air conditioner, being mounted in during parking makes as driven compressor source
On vehicle that engine temporarily ceases, such as automobile.
In compressor action, the gas-liquid mixed phase for the low pressure for being compressed by the compressor and having passed through from condenser and expansion valve
Two phase refrigerant is passed through from refrigerant inlet 7 on the downwind side of the evaporator 1 with cool storage function in liquid collecting portion 5, from institute
There are pipe for flowing of refrigerant 12,12A, 12B and two lower liquid collecting portions 9,11 by and the refrigerant outlet in the liquid collecting portion 6 from weather side
8 outflows.Dissipated during refrigerant flows in pipe for flowing of refrigerant 12,12A, 12B and from the outer of the evaporator 1 with cool storage function
The air that the 2nd gap 14B that backing 16 is configured passes through carries out heat exchange, and refrigerant turns into gas phase and flowed out.That is, for from
The air that 2 gap 14B pass through, delivered via outer fin 16 in the pipe group 13 positioned at the 2nd gap 14B left and right sides
Cold energy, the air are cooled possessed by the refrigerant of flowing in pipe for flowing of refrigerant 12,12B, the air after cooling by for
Refrigeration in car room.
In compressor action, in the 1st pipe for flowing of refrigerant 12A of aligning part 17 and the 2nd pipe for flowing of refrigerant 12B
Cold energy possessed by the refrigerant of flowing via the cool storage material gas inclosure portion 21 for being located at cool storage material container 15 left and right sides wall
Rhone on 22 storage directly into the cool storage material gas inclosure portion 21 of cool storage material container 15 with the bulging end wall of convex portion 24
Cold material transmission, and from rhone with the bulging end wall of convex portion 24 via in left and right sides wall 22 without soldering the 1st and
Part and interior fin 25 on 2nd pipe for flowing of refrigerant 12A, 12B and to the cool storage material gas inclosure portion of cool storage material container 15
Cool storage material in 21 integrally transmits, so as to which cold energy is stored in cool storage material.
In addition, in compressor action, there is condensed water on the surface of cool storage material container 15, the condensed water enters condensation
In water rhone 23, accumulated surface tension by the rhone along the both sides of condensation gutter 23 in a manner of convex portion 24
Stay in condensation gutter 23.When the condensed water accumulated increases, surface can be more than by acting on the gravity of the condensed water accumulated
Tension force, and flowed down in condensation gutter 23, discharged downwards.
When compressor stops, the cold energy warp in the cool storage material in the cool storage material container 15 of aligning part 17 is stored
From the bulging end wall of rhone convex portion 24, directly to the 2nd pipe for flowing of refrigerant 12B transmission, (wherein rhone convex portion 24 is set
The side of the 2nd pipe for flowing of refrigerant 12B sides in the left and right sides wall 22 of the cool storage material gas inclosure portion 21 of cool storage material container 15
On wall (being left side wall 22 in right side cool storage material container 15, be right side wall 22 in left side cool storage material container 15)), and
From the 2nd pipe for flowing of refrigerant 12B by and to soldering it is opposite with cool storage material container 15 in the 2nd pipe for flowing of refrigerant 12B
Side side on outer fin 16 transmit.The cold energy of outer fin 16 is delivered to from being configured with the of outer fin 16
The air transmission that 2 gap 14B pass through.Therefore, even if the temperature of the wind passed through from the evaporator 1 with cool storage function rises, the wind
Also it can be cooled, therefore prevent drastically reducing for refrigerating capacity.
Also, the contact area ratio between the one side of cool storage material container 15 and the 2nd pipe for flowing of refrigerant 12B one side
In the case that contact area between the one side of cool storage material container 15 and the 1st pipe for flowing of refrigerant 12A one side is small, compressing
When machine stops, in above-mentioned aligning part 17, can further reduce cool storage material out of each cool storage material container 15 via
The cold energy for the time per unit that 2nd pipe for flowing of refrigerant 12B transmits to each outer fin 16, thus can effectively extend from
Cold energy release time of the outer fin 16 to the air passed through in the gap 14B for being configured with outer fin 16.
Industrial applicibility
The evaporator with cool storage function of the present invention is preferred for making the engine as driven compressor source in parking
The kind of refrigeration cycle of the composition on-board air conditioner of the vehicle temporarily ceased.
Claims (5)
1. a kind of evaporator with cool storage function, has heat exchange core, the heat exchange core has：Multiple flat refrigerants
Runner pipe, it is by length direction towards above-below direction and by width frontage and airiness direction；Cool storage material container, it is enclosed
There is cool storage material；With outer fin, in heat exchange core, multiple pipe for flowing of refrigerant are matched somebody with somebody at spaced intervals in left-right direction
Put, thus between pipe for flowing of refrigerant adjacent in left-right direction formed with gap, cool storage material container with refrigeration
Agent runner pipe contact mode configure in a part and multiple gaps in all gaps, outer fin with refrigerant
The mode of runner pipe contact is configured in remaining multiple gaps as all gaps, the evaporation with cool storage function
Device is characterised by,
Heat exchange core have it is at least one by outer fin, pipe for flowing of refrigerant, cool storage material container, pipe for flowing of refrigerant,
The aligning part that cool storage material container, pipe for flowing of refrigerant and outer fin arrange in the order, in the aligning part,
If the 1st will be set to the pipe for flowing of refrigerant that cool storage material container contacts by two cool storage material container clampings and left and right sides
Pipe for flowing of refrigerant, will by cool storage material container and outer fin clamping and left and right simultaneously contacted with cool storage material container and
Left and right another side is set to the 2nd pipe for flowing of refrigerant with the pipe for flowing of refrigerant that outer fin contacts, then cool storage material container and the 2nd
Contact area between pipe for flowing of refrigerant turns into the contact surface between cool storage material container and the one side of the 1st pipe for flowing of refrigerant
Product is following.
2. the evaporator with cool storage function as claimed in claim 1, it is characterised in that
Contact area between cool storage material container and the 2nd pipe for flowing of refrigerant turns into cool storage material container and the 1st cold-producing medium stream
30~80% of contact area between the one side of siphunculus.
3. the evaporator with cool storage function as claimed in claim 1, it is characterised in that
Cool storage material gas inclosure portion is provided with cool storage material container, and cool storage material is sealed with cool storage material gas inclosure portion,
The left and right of the part in the range of the direction of ventilation of heat exchange core in the cool storage material gas inclosure portion of cool storage material container
On two sides, along direction of ventilation at spaced intervals formed with multiple condensed waters in the vertical direction with fixed flow path length
Rhone, each condensation gutter are formed at the cool storage material inclosure for being located at cool storage material container at spaced intervals along direction of ventilation
Between the two rhone convex portions bloated in the left and right sides in portion and laterally, the bulging end wall of rhone convex portion is extremely
A few part contacts with pipe for flowing of refrigerant.
4. the evaporator with cool storage function as claimed in claim 1, it is characterised in that
Outer fin be by extend along direction of ventilation crest portion, along the trough portion of direction of ventilation extension and by crest portion and ripple
The corrugated that the linking part that valley links is formed, the fin spacing of outer fin is 1.0~2.0mm.
5. the evaporator with cool storage function as claimed in claim 1, it is characterised in that
In heat exchange core, the pipe group edge being made up of two pipe for flowing of refrigerant configured at spaced intervals along direction of ventilation is left
Right direction be configured with spaced intervals it is multiple, thus formed with gap, cold-storage between pipe group adjacent in left-right direction
Containers and outer fin are configured in the gap in a manner of two pipe for flowing of refrigerant across pipe group, in the row
Between two cool storage material containers for arranging part, two the 1st pipe for flowing of refrigerant configure with arranging along direction of ventilation, and two
The left and right sides of 1st pipe for flowing of refrigerant contact with cool storage material container, the aligning part cool storage material container with
Between two outer fin, two the 2nd pipe for flowing of refrigerant configure with arranging along direction of ventilation, and two the 2nd cold-producing medium streams
The left and right of siphunculus is simultaneously contacted with cool storage material container and left and right another side contacts with outer fin.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016137514A JP2018009719A (en) | 2016-07-12 | 2016-07-12 | Evaporator with cold storage function |
| JP2016-137514 | 2016-07-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107606822A true CN107606822A (en) | 2018-01-19 |
| CN107606822B CN107606822B (en) | 2020-07-07 |
Family
ID=60995200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710560796.XA Expired - Fee Related CN107606822B (en) | 2016-07-12 | 2017-07-11 | Evaporator with cold accumulation function |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2018009719A (en) |
| CN (1) | CN107606822B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2878613A1 (en) * | 2004-11-30 | 2006-06-02 | Valeo Climatisation Sa | Heat exchanger for air-conditioning of motor vehicle, has reservoirs and tubes, interposed in heat exchange separators, where each separator has side contacting with related tubes and related reservoirs |
| CN201133739Y (en) * | 2007-11-27 | 2008-10-15 | 翁国梁 | Heat exchange system high power energy-saving reservoir |
| JP2009113625A (en) * | 2007-11-06 | 2009-05-28 | Showa Denko Kk | Evaporator |
| CN201449096U (en) * | 2009-03-16 | 2010-05-05 | 黄洪滔 | Wavy fin type cold-accumulation heat exchanger |
| CN204555437U (en) * | 2015-02-05 | 2015-08-12 | 南方英特空调有限公司 | Cold storage evaporimeter |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6073561B2 (en) * | 2012-02-23 | 2017-02-01 | サンデンホールディングス株式会社 | Cold storage heat exchanger |
| JP5920087B2 (en) * | 2012-07-23 | 2016-05-18 | 株式会社デンソー | Cold storage heat exchanger |
-
2016
- 2016-07-12 JP JP2016137514A patent/JP2018009719A/en active Pending
-
2017
- 2017-07-11 CN CN201710560796.XA patent/CN107606822B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2878613A1 (en) * | 2004-11-30 | 2006-06-02 | Valeo Climatisation Sa | Heat exchanger for air-conditioning of motor vehicle, has reservoirs and tubes, interposed in heat exchange separators, where each separator has side contacting with related tubes and related reservoirs |
| JP2009113625A (en) * | 2007-11-06 | 2009-05-28 | Showa Denko Kk | Evaporator |
| CN201133739Y (en) * | 2007-11-27 | 2008-10-15 | 翁国梁 | Heat exchange system high power energy-saving reservoir |
| CN201449096U (en) * | 2009-03-16 | 2010-05-05 | 黄洪滔 | Wavy fin type cold-accumulation heat exchanger |
| CN204555437U (en) * | 2015-02-05 | 2015-08-12 | 南方英特空调有限公司 | Cold storage evaporimeter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107606822B (en) | 2020-07-07 |
| JP2018009719A (en) | 2018-01-18 |
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