CN101825377A - The evaporimeter of band cool storage function - Google Patents
The evaporimeter of band cool storage function Download PDFInfo
- Publication number
- CN101825377A CN101825377A CN201010128945A CN201010128945A CN101825377A CN 101825377 A CN101825377 A CN 101825377A CN 201010128945 A CN201010128945 A CN 201010128945A CN 201010128945 A CN201010128945 A CN 201010128945A CN 101825377 A CN101825377 A CN 101825377A
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- CN
- China
- Prior art keywords
- cool storage
- storage material
- material container
- runner pipe
- refrigerant runner
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
- F25B39/02—Evaporators
- F25B39/022—Evaporators with plate-like or laminated elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
- F28D1/053—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
- F28D1/0535—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight the conduits having a non-circular cross-section
- F28D1/05366—Assemblies of conduits connected to common headers, e.g. core type radiators
- F28D1/05391—Assemblies of conduits connected to common headers, e.g. core type radiators with multiple rows of conduits or with multi-channel conduits combined with a particular flow pattern, e.g. multi-row multi-stage radiators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/24—Storage receiver heat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
- F28D2020/0004—Particular heat storage apparatus
- F28D2020/0008—Particular heat storage apparatus the heat storage material being enclosed in plate-like or laminated elements, e.g. in plates having internal compartments
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
- F28D2020/0004—Particular heat storage apparatus
- F28D2020/0013—Particular heat storage apparatus the heat storage material being enclosed in elements attached to or integral with heat exchange conduits
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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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention provides a kind of evaporimeter with cool storage function (1), it has flat refrigerant runner pipe (13) and is brazed in the flat cool storage material container (14) of the single face of refrigerant runner pipe (13).Across a plurality of groups (15) that arranged spaced is made of refrigerant runner pipe (13) and cool storage material container (14), adjacent set part each other is made as ventilation gap (16), disposes fin 17 and it is brazed in refrigerant runner pipe (13) and cool storage material container (14).Make cool storage material container (14) compare refrigerant runner pipe (13) and be projected into the place ahead, the high internal volume increase portion (22) of container height that container height becomes container main part (21) is set at the protuberance forwards of cool storage material container (14) with the front part of fin (17).Fin (17) is brazed in two sides of the internal volume increase portion (22) of cool storage material container (14).Adopt the evaporimeter (1) of band cool storage function, can seek miniaturization and, and can suppress the rising of aeration resistance.
Description
Technical field
The present invention relates to when stopping, to make the evaporimeter of the band cool storage function that uses in the vehicle air conditioning of the vehicle that the engine as the drive source of compressor temporarily stops.
Background technology
In recent years, in order to protect environment and/or to improve the fuel economy etc. of motor vehicle, proposed when parkings such as waiting signal, to make the self-braking motor vehicle of engine.
Yet, in common vehicle air conditioning, have problem as follows: if engine is stopped, be that the compressor of drive source stops with the engine, therefore, just can not supply with refrigerant, cause refrigerating capacity sharply to descend to evaporimeter.
Therefore,, consider: give the evaporimeter cool storage function, thereby when engine stops to make compressor to stop, utilizing the cold energy of accumulating in evaporimeter (cold energy) to cool off car is indoor in order to solve such problem.
Evaporimeter as the band cool storage function has proposed following technical scheme: have mutually across 1 pair of refrigerant of arranged spaced cool storage material container with liquid collecting portion (haed), many flat refrigerant runner pipes and hollow form; These many flat refrigerant runner pipes are communicated with liquid collecting portion with two refrigerants respectively across compartment of terrain configuration and both ends with width frontage and airiness direction between the liquid collecting portion and at the length direction of refrigerant with liquid collecting portion at two refrigerants; The cool storage material container of this hollow form, its width frontage and airiness direction dispose and are arranged on the single face of refrigerant runner pipe and have enclosed cool storage material in inside with stationary state; The size of the thickness direction of cool storage material container is all equated, a plurality of groups that are made of refrigerant runner pipe and cool storage material container across arranged spaced, the adjacent set part each other of the group that will be made of refrigerant runner pipe and cool storage material container is made as ventilation gap, and fin (fin) is configured in ventilation gap and is connected (No. 4043776 communique of Japan's special permission) with the refrigerant runner pipe with the cool storage material container.
If adopt the evaporimeter of the band cool storage function of above-mentioned communique record, then make the cold and hot cool storage material of accumulating in the cool storage material container by means of the low temperature refrigerant that in the refrigerant runner pipe, circulates.
But, in the evaporimeter of the band cool storage function that above-mentioned communique is put down in writing, to increase the amount of the cool storage material of enclosing the cool storage material container because of the purpose that improves cool storage function, then need: the length of lengthening cool storage material container and refrigerant runner pipe, and whole raising is as the container height of the size of the thickness direction of cool storage material container.But, if then there is problem as follows in the length of lengthening cool storage material container and refrigerant runner pipe portion: make the maximization of heat exchange core, the weight of evaporimeter become big, undermine the save space performance.In addition, integral body improves the container height of cool storage material integral container if do not change the size of heat exchange core, and then have problem as follows: the air of ventilation gap diminishes by area, and aeration resistance rises.
Summary of the invention
The objective of the invention is to address the above problem and provide a kind of evaporimeter of band cool storage function of seeking miniaturization and and can suppressing the rising of aeration resistance.
The present invention is made of following mode in order to reach above-mentioned purpose.
1) a kind of evaporimeter with cool storage function has flat refrigerant runner pipe portion and flat cool storage material container; This flat refrigerant runner pipe portion, width frontage and airiness direction and disposing across the compartment of terrain with the rectangular direction of width; This flat cool storage material container, width frontage and airiness direction ground configuration and contact with the single face of refrigerant runner pipe portion and enclosed cool storage material in inside; Wherein,
In the ventilation upstream side of cool storage material container part and ventilation downstream part either party is provided with internal volume increase portion, this internal volume increase portion as the container height of the size of the thickness direction of cool storage material container container height height than other parts.
2) evaporimeter of the band cool storage function of record above-mentioned 1), wherein, constitute by refrigerant runner pipe portion and cool storage material container a plurality of groups, dispose across the compartment of terrain in the rectangular direction of width with refrigerant runner pipe portion, the adjacent set part each other of the group that will be made of refrigerant runner pipe portion and cool storage material container is made as ventilation gap, and fin is configured in ventilation gap and engages with refrigerant runner pipe portion and cool storage material container.
3) evaporimeter of the band cool storage function of record above-mentioned 2), wherein, in the ventilation upstream side of cool storage material container and fin part and the ventilation downstream part either party compares refrigerant runner pipe portion and is projected into outside the direction of ventilation, the part that is projected into by the direction of ventilation outside in the refrigerant runner pipe portion that compares of cool storage material container is provided with internal volume increase portion, engages fin on the two sides of the internal volume increase portion of cool storage material container.
4) evaporimeter of the band cool storage function of record above-mentioned 3), wherein, the inside of cool storage material container is connected in internal volume increase portion each other.
5) evaporimeter of the band cool storage function of record above-mentioned 3), wherein, the ventilation downstream part of cool storage material container and fin is compared refrigerant runner pipe portion and is projected into the ventilation downstream, and the part that is projected into the ventilation downstream in the refrigerant runner pipe portion that compares of cool storage material container is provided with internal volume increase portion.
6) evaporimeter of the band cool storage function of record above-mentioned 2), wherein, in the size with the thickness direction of the part except that internal volume increase portion of cool storage material container is that container height was made as 1 o'clock, pipe as the size of the thickness direction of refrigerant runner pipe highly is 0.25～2.0, and the size of the orientation of the group that is made of refrigerant runner pipe and cool storage material container of fin is that fin height is 1.0～5.5.
7) evaporimeter of the band cool storage function of record above-mentioned 6), wherein, the container height of the part except that internal volume increase portion of cool storage material container is 1.5～4.0mm, and the pipe of refrigerant runner pipe highly is 1.0～3.0mm, and fin height is 4.0～8.0mm.
8) evaporimeter of the band cool storage function of record above-mentioned 1), wherein, a plurality of refrigerant runner pipe portion is disposed at direction of ventilation, at least promptly other the pipe portion of refrigerant runner pipe portion of pipe portion aspect ratio is highly low to be configured in the size of thickness direction of refrigerant runner pipe portion of wind downside end, is provided with internal volume increase portion in the part that contacts with highly low refrigerant runner pipe portion of pipe portion of cool storage material container.
If adopt above-mentioned 1) and 2) the evaporimeter of band cool storage function, in the ventilation upstream side of cool storage material container part and ventilation downstream part either party is provided with internal volume increase portion, this internal volume increase portion as the container height of the size of the thickness direction of cool storage material container container height height than other parts, therefore, compare with all identical situations of the container height of cool storage material container, the length of cool storage material container and refrigerant runner pipe portion of can not extending is not whole yet to increase container height as the size of the thickness direction of cool storage material container, and increases the amount of the cool storage material of enclosing the cool storage material container.Therefore, compare, can seek miniaturization and with the evaporimeter of in the past band cool storage function.And, if as above-mentioned 3) the evaporimeter of band cool storage function, in the ventilation upstream side of cool storage material container and fin part and the ventilation downstream part either party compares refrigerant runner pipe portion and is projected into outside the direction of ventilation, the part that is projected into the direction of ventilation outside in the refrigerant runner pipe portion that compares of cool storage material container is provided with internal volume increase portion, then can suppress minimizing because of the area that the caused ventilation gap of internal volume increase portion is set, under the situation of the size that does not change the heat exchange core, also can suppress the rising of aeration resistance.In addition, if as above-mentioned 6) the evaporimeter of band cool storage function, the part that contacts with highly low refrigerant runner pipe portion of pipe portion at the cool storage material container is provided with internal volume increase portion, then can suppress minimizing because of the area that the ventilation gap that internal volume increase portion causes is set, under the situation of the size that does not change the heat exchange core, also can suppress the rising of aeration resistance.
If the evaporimeter of band cool storage function employing above-mentioned 3), then cool storage material container and fin ventilation upstream side part and in the part of ventilation downstream either party compare refrigerant runner pipe portion and be projected into the direction of ventilation outside, the part that is projected into the direction of ventilation outside in the refrigerant runner pipe portion that compares of cool storage material container is provided with internal volume increase portion, fin engages with the two sides of the internal volume increase portion of cool storage material container, therefore, compare with all identical situations of the container height of cool storage material container, the length of cool storage material container and refrigerant runner pipe portion of can not extending is not whole yet to increase container height as the size of the thickness direction of cool storage material container, and increases the amount of the cool storage material of enclosing the cool storage material container.Therefore, compare, can seek miniaturization and with the evaporimeter of in the past band cool storage function.And, can suppress minimizing because of the area that the ventilation gap that internal volume increase portion causes is set, under the situation of the size that does not change the heat exchange core, also can suppress the rising of aeration resistance.
In addition, when thereby engine stops to make compressor to stop, the cool storage material of the internal volume increase portion of cool storage material container has cold and hot, be delivered to air from the two sides of internal volume increase portion by the fin of the two sides that are brazed in internal volume increase portion by ventilation gap, therefore, refrigeration performance improves.
If the evaporimeter of band cool storage function employing above-mentioned 4), then the inside of cool storage material container is connected in internal volume increase portion each other, therefore, form that cool storage material is filled mouthful and form air outlet in either party the internal volume increase portion of cool storage material container in advance by the internal volume increase portion of cool storage material container, thereby make the inclosure operation of the cool storage material in the cool storage material container that inside has communicated with each other become simple at either party.
If adopt above-mentioned 5) the evaporimeter of band cool storage function, then there is the internal volume increase portion of containing a large amount of cool storage materials in the part that reduces in the temperature of the air by the gap circulation, therefore, can cool off cool storage material expeditiously, cool storage function improves
If the evaporimeter of band cool storage function employing above-mentioned 8), then a plurality of refrigerant runner pipe portion is arranged and is configured in direction of ventilation, at least promptly other the pipe portion of refrigerant runner pipe portion of pipe portion aspect ratio is highly low to be configured in the size of thickness direction of refrigerant runner pipe portion of wind downside end, the part that contacts with highly low refrigerant runner pipe portion of pipe portion at the cool storage material container is provided with internal volume increase portion, therefore, compare with all identical situations of the container height of cool storage material container, the length of cool storage material container and refrigerant runner pipe portion of can not extending is not whole yet to increase container height as the size of the thickness direction of cool storage material container, and increases the amount of the cool storage material of enclosing the cool storage material container.Therefore, compare, can seek miniaturization and with the evaporimeter of in the past band cool storage function.And, can suppress minimizing because of the area that the ventilation gap that internal volume increase portion causes is set, under the situation of the size that does not change the heat exchange core, also can suppress the rising of aeration resistance.In addition, in the part of the temperature step-down of the air of ventilation gap circulation, there is the internal volume increase portion of having enclosed many cool storage materials, therefore, can cool off cool storage material expeditiously, improve cool storage function.
Description of drawings
Fig. 1 is local excision's stereogram that the integral body of the evaporimeter of expression band cool storage function of the present invention constitutes.
Fig. 2 be omitted Fig. 1 a part along A-A line amplification view.
Fig. 3 is the B-B line amplification view along Fig. 2.
Fig. 4 is the C-C line amplification view along Fig. 2.
Fig. 5 is the stereogram of the integrated a plurality of cool storage material containers of expression.
Fig. 6 is the exploded perspective view of 1 cool storage material container of expression.
Fig. 7 is the container height of container body portion of the cool storage material container in the evaporimeter of band cool storage function of presentation graphs 1～Fig. 6 and the curve map of heat radiation time relation.
Fig. 8 is the curve map of the relation of the container height of container body portion of the cool storage material container in the evaporimeter of band cool storage function of presentation graphs 1～Fig. 6 and aeration resistance.
Fig. 9 is the curve map of the relation of the container height of container body portion of the cool storage material container in the evaporimeter of band cool storage function of presentation graphs 1～Fig. 6 and cool-storage time.
Figure 10 is the curve map of the relation of the pipe height of refrigerant runner pipe of evaporimeter of band cool storage function of presentation graphs 1～Fig. 6 and aeration resistance.
Figure 11 is the curve map of the relation of the fin height of corrugated fin of evaporimeter of band cool storage function of presentation graphs 1～Fig. 6 and aeration resistance.
Figure 12 is the cutaway view that is equivalent to Fig. 3 of another embodiment of the evaporimeter of expression band cool storage function of the present invention.
The specific embodiment
Below, with reference to accompanying drawing embodiments of the present invention are described.
In the following description, set: before ventilation downstream (direction shown in the arrow X among Fig. 1～Fig. 4) is called, after will being called with its opposition side, when the past direction rear is observed about, about Fig. 1 about, about be called about, about.
In addition, in the following description, when mentioning " aluminium " this term, be meant the material that except fine aluminium, also comprises aluminium alloy.
Fig. 1 represents to adopt the integral body of the evaporimeter of band cool storage function of the present invention to constitute.Fig. 2～Fig. 6 represents the formation that it wants portion.
In Fig. 1 and Fig. 2, the evaporimeter 1 of band cool storage function has: aluminum the 1st catch box (head tank) 2 and aluminum the 2nd catch box 3 that extends across the direction to the left and right of arranged spaced at above-below direction and be arranged on heat exchange core 4 between two catch boxs 2,3.
The 1st catch box 2 has: be positioned at the refrigerant inlet liquid collecting portion 5 of front side (ventilation downstream) and be positioned at rear side (ventilation upstream side) and with refrigerant inlet liquid collecting portion 5 integrated refrigerant exit liquid collecting portion 6.Right part in refrigerant inlet liquid collecting portion 5 is provided with refrigerant inlet 7, is provided with refrigerant exit 8 in the right part of refrigerant exit liquid collecting portion 6.The 2nd catch box 3 has: be positioned at the front side the 1st in the middle of liquid collecting portion 9 and be positioned at rear side and with the 1st in the middle of liquid collecting portion 9 integrated the 2nd in the middle of liquid collecting portion 11.The 2nd catch box 3 the 1st in the middle of be communicated with by communication means 12 in the liquid collecting portion 11 in the liquid collecting portion 9 and in the middle of the 2nd, the right part and the inside of these communication means 12 cross-over connections liquid collecting portion 9,11 in the middle of two become path.
As Fig. 1～shown in Figure 4, at heat exchange core 4, left and right directions (with the rectangular direction of the width of refrigerant runner pipe 13) across arranged spaced have by a plurality of be a plurality of groups 15 that 2 aluminium extruded section system flat refrigerant runner pipe 13 (refrigerant runner pipe portion) and aluminum flat cool storage material container 14 constitute at this; This refrigerant runner pipe 13 up and down direction extend and width towards fore-and-aft direction and at fore-and-aft direction across arranged spaced; This cool storage material container 14 direction up and down extend and width under the state of fore-and-aft direction, being that mode and this single face of left surface is brazed in two refrigerant runner pipes 13 in contact at this across the single face of front and back two refrigerant runner pipes 13, and enclosed cool storage material in inside (diagram omission).
The upper end of the refrigerant runner pipe 13 of front side is connected in refrigerant inlet liquid collecting portion 5, and the bottom of the refrigerant runner pipe 13 of front side is connected in the 1st centre liquid collecting portion 9.In addition, the upper end of the refrigerant runner pipe 13 of rear side is connected in refrigerant exit liquid collecting portion 6, and the bottom of the refrigerant runner pipe 13 of rear side is connected in the 2nd centre liquid collecting portion 11.The adjacent set gap each other of the group 15 that will be made of refrigerant runner pipe 13 and cool storage material container 14 is made as ventilation gap 16, in ventilation gap 16 configuration aluminum corrugated fin 17 and be brazed in refrigerant runner pipe 13 and cool storage material container 14.In addition, also dispose the corrugated fin 17 of aluminum in the outside of the structure at the two ends, the left and right sides that are positioned at the group 15 that constitutes by refrigerant runner pipe 13 and cool storage material container 14, the corrugated fin 17 of right-hand member is across two refrigerant runner pipes 13 before and after being brazed in, and the corrugated fin 17 of left end is brazed in cool storage material container 14.Aluminum side plate 18 be configured in two ends, the left and right sides corrugated fin 17 the outside and be brazed in corrugated fin 17.
As Fig. 2～shown in Figure 5, cool storage material container 14 is made of container body portion 21 and internal volume increase portion 22; This container body portion 21 is positioned at than the cephalolateral margin of liquid collecting portion 9 in the middle of refrigerant inlet liquid collecting portion 5 and the 1st by the position at rear and be brazed in the refrigerant runner pipe 13 of respectively organizing 15 front and back; This internal volume increase portion 22 links to each other with the cephalolateral margin with container body portion 21 and compares the mode that the cephalolateral margin of liquid collecting portion 9 in the middle of refrigerant inlet liquid collecting portion 5 and the 1st is projected into the place ahead and is provided with, and the size height of the thickness direction (left and right directions) of the size container main part 21 of thickness direction (left and right directions).The container height of internal volume increase portion 22 equates with the height of gained after the container height of the container body portion 21 that adds cool storage material container 14 on the pipe height (pipe portion height) as the size of the thickness direction of refrigerant runner pipe 13.Internal volume increase portion 22 only bloats to right-hand with respect to container body portion 21, and container body portion 21 is concordant with the left surface of internal volume increase portion 22.The two ends up and down that container body portion 21 is compared at the both ends up and down of the internal volume increase portion 22 of cool storage material container 14 are projected into the above-below direction outside, are provided with the shape box-shaped that bloats that direction foreign side to the left and right bloats at this protuberance and become portion 23.The box-shaped of the internal volume increase portion 22 of adjacent cool storage material container 14 becomes portion 23 soldering each other, and thus, all cool storage material containers 14 are by integrated.In addition, the box-shaped of the internal volume increase portion 22 of adjacent cool storage material container 14 becomes in the portion 23 each other, becomes the intercommunicating pore that bloats end wall 24 of portion 23 to be communicated with by being formed on box-shaped.And, becoming portion 23 to form up and down two by the box-shaped up and down of the internal volume increase portion 22 of all cool storage material containers 14 and be communicated with casees 24, the inside of all cool storage material containers 14 two is being communicated with casees 25 connections up and down.Though diagram is omitted, two be communicated with in the casees 25 either party and be formed with cool storage material and fill mouthful up and down, and be formed with air outlet its opposing party, make to fill mouthful cool storage material to be filled in all cool storage material containers 14 by cool storage material.Cool storage material fills mouth and air outlet seals with suitable means filled cool storage material in cool storage material container 14 after.Can use freezing point such as water system, paraffin series for example to be adjusted to material about 3～10 ℃ as being filled into cool storage materials in the cool storage material container 14.In addition, the loading of the cool storage material in cool storage material container 14 can be made as filling up the amount of all cool storage material containers 14 up to the upper end.
As shown in Figure 6, cool storage material container 14 by circumference each other 2 of soldering roughly lengthwise square shape aluminium sheet 26,27 constitute.All aluminium sheets 26,27 are made of the aluminium soldering plate that has the brazing material layer on the two sides, from about the two sides profile of observing identical.The aluminium sheet 26 that constitutes the left side of cool storage material container 14 has: container body portion 21 forms the 1st bellying 28 of usefulness, the 2nd bellying 29 that internal volume increase portion 22 forms usefulness becomes portion 23 to form the 3rd bellying 31 of usefulness with box-shaped; The 1st bellying 28 occupies the major part except front part, and, bloat to left; The 2nd bellying 29 links to each other with the front side of the 1st bellying 28 and bloats and bloat height to left and equates with the 1st bellying 28; The 3rd bellying 31 is arranged on the both ends up and down of the 2nd bellying 29 and bloats to left, and bloats aspect ratio the 2nd bellying 29 height.Be formed with intercommunicating pore 24 at the end wall that bloats that constitutes except the 3rd bellying 31 of the left side aluminium sheet 26 of the cool storage material container 14 of the cool storage material container 14 of left end.
The aluminium sheet 27 that constitutes the right side of cool storage material container 14 has: container body portion 21 forms the par 32 of usefulness, the 1st bellying 33 that internal volume increase portion 22 forms usefulness becomes portion 23 to form the 2nd bellying 34 of usefulness with box-shaped; This par 32 occupies the major part except front part; The 1st bellying 33 links to each other with the front side of par 32 and bloats to right-hand; The both ends up and down that the 2nd bellying 34 is arranged on the 1st bellying 33 bloat to right-hand, and bloat aspect ratio the 1st bellying 33 height.Be formed with intercommunicating pore 24 at the end wall that bloats that constitutes except the 2nd bellying 34 of the right side aluminium sheet 27 of the cool storage material container 14 of the cool storage material container 14 of right-hand member.And, so that the opening of bellying 29,33 and 31,34 toward each other to and make up two blocks of aluminium sheets of soldering 26,27 by the mode of the opening of par 32 sealing the 1st bellying 28, thus, formed cool storage material container 14.The mutual soldering of mode that the box-shaped of 2 adjacent cool storage material containers 14 becomes portion 23 to communicate with each other with the intercommunicating pore 24 of the 3rd bellying 31 and the 2nd bellying 34 each other.
The refrigerant runner pipe 13 that the front part of corrugated fin 17 is compared the front side is projected into the place ahead, and the part that the refrigerant runner pipe 13 of comparing the front side of corrugated fin 17 is projected into the place ahead is brazed in the left and right sides face of the internal volume increase portion 22 of cool storage material container 14.
At this, as shown in Figure 3, will as cool storage material container 14 and container body portions 21 13 thermo-contacts of refrigerant runner pipe promptly the container height Hc of the size of the thickness direction (left and right directions) of the part except internal volume increase portion 22 be made as 1 o'clock, pipe height H t as the size of the thickness direction (left and right directions) of refrigerant runner pipe 13 becomes 0.25～2.0, and the fin height Hf of the size of the orientation (left and right directions) of the group 15 that is made of refrigerant runner pipe 13 and cool storage material container 14 of corrugated fin 17 becomes 1.0～5.5.Be made as 1 at container height Hc with container body portion 21, the pipe height H t of refrigerant runner pipe 13 is made as 0.25～2.0, the fin height Hf of corrugated fin 17 is made as under 1.0～5.5 the situation, snugly is enclosed cool storage material, has been suppressed that the heat radiation time shortens under the situation that cool-storage time elongated and compressor stopped in cool storage material container 14, and the aeration resistance that can suppress ventilation gap effectively increases and the minimizing of the radical of refrigerant runner pipe 13, suppresses the reduction of cooling performance.
Specifically, set: the core length L of the heat exchange core 4 (distance between the lateral border portion of the corrugated fin 17 at two ends, the left and right sides, with reference to Fig. 1) be 300mm, core height H (the length of the above-below direction of the corrugated fin 17 except the corrugated fin 17 at two ends, the left and right sides, with reference to Fig. 1) be 250mm, the core width W 1 (distance till from the exterior region of front side refrigerant runner pipe 13 to the hinder marginal part of rear side refrigerant runner pipe 13, with reference to Fig. 2) be 38mm, the width of the fore-and-aft direction of refrigerant runner pipe 13 is 17mm, the wall thickness of the perisporium of refrigerant runner pipe 13 is 0.5mm, the wall thickness of corrugated fin 17 is under the situation of 0.1mm, and the width W 2 (with reference to Fig. 2) of the fore-and-aft direction of cool storage material container 14 is 50mm, the container height Hc of the container body portion 21 of cool storage material container 14 is 1.5～4mm, the pipe height H t of refrigerant runner pipe 13 is 1～3mm, the fin height Hf of corrugated fin 17 is 4～8mm.If the container height Hc of container body portion 21 is not enough 1.5mm, then enclose the quantity not sufficient of the cool storage material in all cool storage material containers 14, the heat radiation time shorten (with reference to Fig. 7) under the situation that compressor has stopped, if the container height Hc of container body portion 21 surpasses 4mm, then the area of ventilation gap 16 diminishes, cause aeration resistance to increase, cooling performance reduces (with reference to Fig. 8).And if the container height Hc of container body portion 21 surpasses 4mm, the quantitative change of then enclosing the cool storage material in all cool storage material containers 14 gets too much, causes cool-storage time elongated, and the cooling performance that begins from the refrigeration plant running reduces (with reference to Fig. 9).In addition, if the pipe height H t of refrigerant runner pipe 13 is not enough 1mm, then the circulating resistance of the refrigerant in refrigerant runner pipe 13 increases, cooling performance reduces, if the pipe height H t of refrigerant runner pipe 13 surpasses 3mm, then the area of ventilation gap 16 diminishes, and causes aeration resistance to increase, and cooling performance reduces (with reference to Figure 10).And if the fin Hf of corrugated fin 17 is not enough 4mm, then aeration resistance increases, and cooling performance reduces (with reference to Figure 11), if surpass 8mm, then the quantity of refrigerant runner pipe 13 reduces, and cooling performance reduces.
The evaporimeter 1 of above-mentioned band cool storage function, with with the engine of vehicle as the compressor of drive source, cooling from the condenser (refrigerant cooler) of the refrigerant of compressor ejection, and the expansion valve (pressure reducer) that the refrigerant that has passed through condenser reduces pressure constituted to use fluorine Lyons be the freeze cycle of refrigerant, be equipped on as vehicle air conditioning and when stopping, make for example motor vehicle of vehicle that the engine as the drive source of compressor temporarily stops.In this vehicle air conditioning, under the situation of compressor operating, by compressor compresses and passed through 2 refrigerants mutually of gas-liquid mixed phase of the low pressure of condenser and expansion valve, enter in the inlet liquid collecting portion 5 of the evaporimeter 1 of being with cool storage function by refrigerant inlet 7, in liquid collecting portion 9 in the middle of all refrigerant runner pipes 13 inflows the 1st of front side.Entered the refrigerant in the liquid collecting portion 9 in the middle of the 1st, enter the 2nd by communication means 12 in the middle of in the liquid collecting portion 11 after, all the refrigerant runner pipes 13 by rear side flow in outlet liquid collecting portions 6, flow out from refrigerant exit 8.And, refrigerant in refrigerant runner pipe 13, flow during, carry out heat exchange with air by ventilation gap 16, make refrigerant become gas phase and flow out.
At this moment, cool off the cool storage material of the container body portion 21 of cool storage material container 14 by the refrigerant that in refrigerant runner pipe 13, flows, and, by the cool storage material in the internal volume increase portion 22 of being cooled off cool storage material container 14 by ventilation gap 16 by the chilled air of refrigerant, its result is solidified cool storage material and is accumulated cold and hot.
Under the situation that compressor has stopped, in the container body portion 21 of cool storage material container 14 that cool storage material had was cold and hot, be delivered to air from the left surface of container main part 21 by the corrugated fin 17 of the left surface that is brazed in cool storage material container 14 by ventilation gap 16, and, be delivered to air by refrigerant runner pipe 13 and the corrugated fin 17 that is brazed in this refrigerant runner pipe 13 by ventilation gap 16 from the right flank of container main part 21.In addition, in the internal volume increase portion 22 of cool storage material container 14 that cool storage material had was cold and hot, be delivered to air from the left and right sides face of internal volume increase portion 22 by the corrugated fin 17 of the left and right sides face that is brazed in internal volume increase portion 22 by ventilation gap 16.Therefore, risen, owing to this wind is cooled, so also can prevent the rapid decline of air-cooling system refrigerating capacity even passed through the temperature of the wind of evaporimeter 1.
Figure 12 is another embodiment that the evaporimeter of band cool storage function of the present invention is adopted in expression.
The evaporimeter of the band cool storage function shown in Figure 12 tandem a plurality of, to be at this that size of the thickness direction of the refrigerant runner pipe 40 that is configured in front side (rear side) in 2 refrigerant runner pipes 13,40 is promptly managed the pipe that highly becomes than the refrigerant runner pipe 13 of rear side highly low.In addition, the front end edge that the front part of cool storage material container 41 is not compared the refrigerant runner pipe 40 of front side is projected into the place ahead, the part with highly low refrigerant runner pipe 40 solderings of pipe at this refrigerant runner pipe 40 is provided with internal volume increase portion 43, and the size of the thickness direction (left and right directions) of the cool storage material container 41 of this internal volume increase portion 43 posterior lateral margin that to be container height promptly be positioned at than the refrigerant runner pipe 40 of front side than other parts leans on the container height height of the container body portion 42 at rear.Added the thickness as the pipe height gained of the size of the thickness direction of front side refrigerant runner pipe 40 on the container height of the internal volume increase portion 43 of cool storage material container 41, becoming equates with added the thickness as the pipe height gained of the size of the thickness direction of rear side refrigerant runner pipe 13 on the container height of the internal volume increase portion 43 of cool storage material container 41.In addition, the front end that the front part of corrugated fin 17 is not compared the refrigerant runner pipe 40 of front side yet is projected into the place ahead, but is brazed in right flank and the container body portion 42 of cool storage material container 41 and the left surface of internal volume increase portion 43 of refrigerant runner pipe 13,40.
In above-mentioned 2 kinds of embodiments, the refrigerant runner pipe portion of evaporimeter of band cool storage function, also can with the situation of so-called stack Type evaporator similarly, be arranged to by making 2 aluminium sheets relatively to the formed flat ducted body of ground soldering circumference each other.Promptly also can be between two aluminium sheets that constitute flat ducted body, to form the member that bloats shape.
In addition, in above-mentioned 2 kinds of embodiments, also can in the cool storage material container, dispose inner fins.
Claims (8)
1. the evaporimeter with cool storage function has flat refrigerant runner pipe portion and flat cool storage material container; This flat refrigerant runner pipe portion's width frontage and airiness direction and disposing across the compartment of terrain mutually; This flat cool storage material container width direction frontage and airiness direction ground configuration and contact with the single face of refrigerant runner pipe portion and at inside inclosure cool storage material; Wherein,
In the ventilation upstream side of cool storage material container part and ventilation downstream part either party is provided with internal volume increase portion, this internal volume increase portion as the container height of the size of the thickness direction of cool storage material container container height height than other parts.
2. the evaporimeter of band cool storage function according to claim 1, wherein,
Constitute by refrigerant runner pipe portion and cool storage material container a plurality of groups with the rectangular direction of width of refrigerant runner pipe portion across arranged spaced, the adjacent set part each other of the group that will be made of refrigerant runner pipe portion and cool storage material container is made as ventilation gap, and fin is configured in ventilation gap and engages with refrigerant runner pipe portion and cool storage material container.
3. the evaporimeter of band cool storage function according to claim 2, wherein,
In the ventilation upstream side of cool storage material container and fin part and the ventilation downstream part either party compares refrigerant runner pipe portion and is projected into outside the direction of ventilation, the part that is projected into the direction of ventilation outside in the refrigerant runner pipe portion that compares of cool storage material container is provided with internal volume increase portion, in two engage sides of the internal volume increase portion of cool storage material container fin is arranged.
4. the evaporimeter of band cool storage function according to claim 3, wherein,
The inside of cool storage material container is connected in internal volume increase portion each other.
5. the evaporimeter of band cool storage function according to claim 3, wherein,
The ventilation downstream part of cool storage material container and fin is compared refrigerant runner pipe portion and is projected into the ventilation downstream, and the part that is projected into the ventilation downstream in the refrigerant runner pipe portion that compares of cool storage material container is provided with internal volume increase portion.
6. the evaporimeter of band cool storage function according to claim 2, wherein,
In the size with the thickness direction of the part except internal volume increase portion of cool storage material container is that container height was made as 1 o'clock, it highly is 0.25～2.0 that the size of the thickness direction of refrigerant runner pipe is promptly managed, and the size of the orientation of the group that is made of refrigerant runner pipe and cool storage material container of fin is that fin height is 1.0～5.5.
7. the evaporimeter of band cool storage function according to claim 6, wherein,
The container height of the part except internal volume increase portion of cool storage material container is 1.5～4.0mm, and the pipe of refrigerant runner pipe highly is 1.0～3.0mm, and fin height is 4.0～8.0mm.
8. the evaporimeter of band cool storage function according to claim 1, wherein,
A plurality of refrigerant runner pipe portion alignment arrangements is in direction of ventilation, at least promptly other the pipe portion of refrigerant runner pipe portion of pipe portion aspect ratio is highly low to be configured in the size of thickness direction of refrigerant runner pipe portion of ventilation end of downstream side, is provided with internal volume increase portion in the part that contacts with highly low refrigerant runner pipe portion of pipe portion of cool storage material container.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009052871A JP5315094B2 (en) | 2009-03-06 | 2009-03-06 | Evaporator with cool storage function |
| JP052871/2009 | 2009-03-06 | ||
| JP2009113286A JP5486837B2 (en) | 2009-05-08 | 2009-05-08 | Evaporator with cool storage function |
| JP113286/2009 | 2009-05-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101825377A true CN101825377A (en) | 2010-09-08 |
| CN101825377B CN101825377B (en) | 2014-08-06 |
Family
ID=42677039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010128945.3A Expired - Fee Related CN101825377B (en) | 2009-03-06 | 2010-03-04 | Evaporator with cool storage function |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US20100223949A1 (en) |
| CN (1) | CN101825377B (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN101825377B (en) | 2014-08-06 |
| US20100223949A1 (en) | 2010-09-09 |
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