CN201926206U - Heat exchanger - Google Patents
Heat exchanger Download PDFInfo
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- CN201926206U CN201926206U CN2010206529020U CN201020652902U CN201926206U CN 201926206 U CN201926206 U CN 201926206U CN 2010206529020 U CN2010206529020 U CN 2010206529020U CN 201020652902 U CN201020652902 U CN 201020652902U CN 201926206 U CN201926206 U CN 201926206U
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Abstract
The utility model provides a heat exchanger with a connecting device capable of being installed nearby. An evaporator includes that a refrigerant inflow-outflow part with a first laminated board and a second laminated board and an expansion valve installing part with a refrigerant passage opened at two ends, which are arranged between two boards of the refrigerant inflow-outflow part, enable the two boards to protrude outwards to form an inflow passage and an outflow passage. Embedded convex portion inside end openings of the outflow passage and the inflow passage embedded in the refrigerant inflow-outflow part are arranged around an opening of one end of each refrigerant passage of the expansion valve installing part. A jointing concave portion and a jointing convex portion which are embedded with each other are formed between planes facing the inflow passage and the outflow passage of the two boards of the refrigerant inflow-outflow part and the periphery of the embedded convex of the expansion valve installing part.
Description
Technical field
The utility model relates to and being suitable for as being equipped on for example heat exchanger of the evaporimeter use of the vehicle air conditioning of the kind of refrigeration cycle of motor vehicle.
Background technology
As the evaporimeter that can realize miniaturization and and high performance, the applicant proposed following evaporimeter in the past: possess refrigerant inlet liquid collecting (head) portion and refrigerant exit liquid collecting portion along the direction of ventilation alignment arrangements, refrigerant circulating path with the two liquid collecting portions of connection, the refrigerant circulating path possesses the 1st centre liquid collecting portion with the subtend configuration of refrigerant inlet liquid collecting portion, relative the 2nd centre liquid collecting portion that disposes of rear side in the 1st centre liquid collecting portion with refrigerant exit liquid collecting portion, be configured in the middle of cooling inlet liquid collecting portion and the 1st between the liquid collecting portion respectively and a plurality of heat exchanger tubes between the liquid collecting portion in the middle of coolant outlet liquid collecting portion and the 2nd, end in refrigerant inlet liquid collecting portion is formed with the refrigerant inlet, and be formed with refrigerant exit with the refrigerant same end that enters the mouth in refrigerant exit liquid collecting portion, the refrigerant that flows in the refrigerant inlet liquid collecting portion from the refrigerant inlet turns back to refrigerant exit liquid collecting portion by the refrigerant circulating path, and be sent from refrigerant exit, wherein, refrigerant enter the mouth liquid collecting portion and refrigerant exit liquid collecting portion are crossed over and be engaged in to the pipe fish plate (pipe joint plate) of the short tubular refrigerant outflow portion that has the short tubular refrigerant inflow portion that is communicated with refrigerant inlet and be communicated with refrigerant exit, in the end that refrigerant inflow portion inserted and be engaged in the refrigerant inlet tube, insert and engage the reducing diameter part (with reference to patent documentation 1) that the end that is formed on the refrigerant exit pipe bigger than refrigerant inlet tube diameter is arranged in refrigerant outflow portion.
Though diagram is omitted, in the evaporimeter of in patent documentation 1, putting down in writing, refrigerant inlet tube and refrigerant exit pipe at the direction of ventilation upstream side by bending, cross over and be engaged in the leading section of two pipes as heat exchanger with the expansion valve installing component of jockey, be equipped with based in refrigerant exit liquid collecting portion, flowing out the temperature and pressure that in the refrigerant exit pipe, flows through the refrigerant that comes at the expansion valve installing component and regulate the expansion valve of aperture.
But, in the evaporimeter of in patent documentation 1, putting down in writing, situation from bending machining, limited aspect the bending radius that reduces refrigerant inlet tube and refrigerant exit pipe, therefore following such problem is arranged: the expansion valve installing component can not be arranged on evaporimeter near, the position of expansion valve also becomes away from evaporimeter.
Patent documentation 1: TOHKEMY 2005-164226 communique
The utility model content
The purpose of this utility model is: address the above problem, a kind of heat exchanger that heat exchanger can be set nearby with jockey is provided.
In order to reach above-mentioned purpose, the utility model comprises following mode.
1) a kind of heat exchanger; It possesses along the refrigerant entrance liquid collecting section of direction of ventilation alignment arrangements and refrigerant exit liquid collecting section and is communicated with the refrigerant circulation path of two liquid collecting sections; End in refrigerant entrance liquid collecting section is formed with the refrigerant entrance; And be formed with refrigerant exit in refrigerant exit liquid collecting section with the same end of refrigerant entrance; The refrigerant that flows in the refrigerant entrance liquid collecting section from the refrigerant entrance turns back to refrigerant exit liquid collecting section by the refrigerant circulation path; And be sent from refrigerant exit; This heat exchanger is characterised in that
Possess refrigerant inflow and outflow parts and heat exchanger jockey, these refrigerant inflow and outflow parts have the 1st stacked plate and the 2nd plate and cross over and be engaged in refrigerant inlet liquid collecting portion and refrigerant exit liquid collecting portion, this heat exchanger with jockey have both ends open coolant path and also with refrigerant inflow and outflow components bonding; Between two plates of refrigerant inflow and outflow parts, outwards bloat to be formed with by the plate that makes at least either party and flow into path and outflow pathway, this flow into path one end and the refrigerant of refrigerant inlet liquid collecting portion enter the mouth be communicated with and the other end at 1 side edge part opening of refrigerant inflow and outflow parts, this outflow pathway one end be communicated with the refrigerant exit of refrigerant exit liquid collecting portion and the other end at the inflow passage opening of refrigerant inflow and outflow parts the side edge part opening; Heat exchanger with an end opening of each coolant path of jockey around, be provided with the inflow path of embedding refrigerant inflow and outflow parts and the interior fitting projection of above-mentioned other end opening of outflow pathway, facing of two plates of refrigerant inflow and outflow parts flow in the path and face in the outflow pathway and the outer peripheral face of heat exchanger with the fitting projection of jockey between, be formed with chimeric engagement lugs and coupling recess mutually.
2) according to above-mentioned 1) described heat exchanger, wherein, be formed with respectively at the 1st plate of refrigerant inflow and outflow parts and the 2nd plate and flow into path with outside bellying and the outside bellying of outflow pathway, heat exchanger with the two side portions along the stacked direction of two plates of refrigerant inflow and outflow parts of the outer peripheral face of the fitting projection of jockey, and the inflow path of two plates of refrigerant inflow and outflow parts between the inner face with the top that bloats direction of outside bellying, be formed with chimeric engagement lugs and coupling recess mutually with outside bellying and outflow pathway.
3) according to above-mentioned 2) described heat exchanger, wherein, between the 1st plate of refrigerant inflow and outflow parts and the 2nd plate, be situated between and be equipped with intermediate plate, and this intermediate plate engages with the 1st plate and the 2nd plate, be formed with the inflow path that makes the 1st plate and the 2nd plate at intermediate plate each other and the outflow pathway of the 1st plate and the 2nd the plate otch and the through hole that communicate with each other with outside bellying, make when the stacked direction of all plates is observed, to flow into path and outflow pathway intersects with outside bellying.
4) according to above-mentioned 1) described heat exchanger, wherein, be formed with respectively at the 1st plate of refrigerant inflow and outflow parts and the 2nd plate and flow into path with outside bellying and the outside bellying of outflow pathway, in the two side portions of heat exchanger with the stacked direction orthogonal direction of outer peripheral face and two plates refrigerant inflow and outflow parts of the fitting projection of jockey, be formed with along above-mentioned stacked direction extend and both ends open the coupling recess of groove shape, be formed with engagement lugs with the inner face of outside bellying in the mode of leap with the inner face of outside bellying and outflow pathway at the inflow path of two plates of refrigerant inflow and outflow parts.
5) according to above-mentioned 4) described heat exchanger, wherein, between the 1st plate of refrigerant inflow and outflow parts and the 2nd plate, be situated between and be equipped with intermediate plate, and this intermediate plate engages with the 1st plate and the 2nd plate, be formed with the inflow path that makes the 1st plate and the 2nd plate at intermediate plate each other and the outflow pathway of the 1st plate and the 2nd the plate otch and the through hole that communicate with each other with outside bellying with outside bellying, make and when the stacked direction of all plates is observed, flow into path and outflow pathway intersection, formation at intermediate plate flows into the both side edges portion of the heat exchanger of path and outflow pathway with the otch of the end of jockey side, is formed with and the coupling recess chimeric engagement lugs of heat exchanger with the fitting projection of jockey.
6) according to above-mentioned 1) described heat exchanger, wherein, be formed with respectively at the 1st plate of refrigerant inflow and outflow parts and the 2nd plate and flow into path with outside bellying and the outside bellying of outflow pathway, be formed with engagement lugs at heat exchanger with the two side portions of the stacked direction orthogonal direction of outer peripheral face and two plates refrigerant inflow and outflow parts of the fitting projection of jockey, be formed with coupling recess with the inner face of outside bellying in the mode of crossing over the inner face of outside bellying and outflow pathway at the inflow path of two plates of refrigerant inflow and outflow parts.
7) according to above-mentioned 6) described heat exchanger, wherein, between the 1st plate of refrigerant inflow and outflow parts and the 2nd plate, be situated between and be equipped with intermediate plate, and this intermediate plate engages with the 1st plate and the 2nd plate, be formed with the inflow path that makes the 1st and the 2nd plate at intermediate plate each other and the outflow pathway of the 1st and the 2nd the plate otch and the through hole that communicate with each other with outside bellying with outside bellying, make and when the stacked direction of all plates is observed, flow into path and outflow pathway intersection, formation at intermediate plate flows into the both side edges portion of the heat exchanger of path and outflow pathway with the otch of the end of jockey side, is formed with and the engagement lugs chimeric coupling recess of heat exchanger with the fitting projection of jockey.
8) according to above-mentioned 1)～7) in each described heat exchanger, wherein, formed fitting projection with jockey at heat exchanger, at heat exchanger with an end of the coolant path of jockey top end face opening in fitting projection.
9) according to above-mentioned 1)～7) in each described heat exchanger, wherein, heat exchanger comprises block body and connects 2 cylindrical body that shape is fixed on block body with jockey, become coolant path in the cylindrical body, and the part of giving prominence to from block body of cylindrical body becomes fitting projection.
According to above-mentioned 1)～9) heat exchanger, it possesses refrigerant inflow and outflow parts and heat exchanger jockey, these refrigerant inflow and outflow parts have the 1st stacked plate and the 2nd plate and leap and are engaged in refrigerant inlet liquid collecting portion and refrigerant exit liquid collecting portion, this heat exchanger with jockey have both ends open coolant path and with refrigerant inflow and outflow components bonding, between two plates of refrigerant inflow and outflow parts, outwards bloat to be formed with by the plate that makes at least either party and flow into path and outflow pathway, this flow into path one end and the refrigerant of refrigerant inlet liquid collecting portion enter the mouth be communicated with and the other end at 1 side edge part opening of refrigerant inflow and outflow parts, this outflow pathway one end be communicated with the refrigerant exit of refrigerant exit liquid collecting portion and the other end at the inflow passage opening of refrigerant inflow and outflow parts the side edge part opening, heat exchanger with an end opening of each coolant path of jockey around, be provided with the inflow path of embedding refrigerant inflow and outflow parts and the interior fitting projection of above-mentioned other end opening of outflow pathway, therefore do not need as the evaporimeter of patent documentation 1 record, to use crooked pipe.Therefore, can with heat exchanger with jockey be arranged on heat exchanger near.And, with above-mentioned 1)～9) heat exchanger be applicable under the situation of evaporimeter for example, compare with the evaporimeter of record in the patent documentation 1, can with as heat exchanger with the expansion valve installing component of jockey be arranged on evaporimeter near, the position of the expansion valve close evaporimeter that also becomes.
In addition, fitting projection in heat exchanger is provided with the above-mentioned other end opening of the inflow path that embeds refrigerant inflow and outflow parts and outflow pathway around with an end opening of each coolant path of jockey, flow in the path and be formed with mutual chimeric engagement lugs and coupling recess between face in the outflow pathway and the outer peripheral face of heat exchanger facing of two plates of refrigerant inflow and outflow parts with the fitting projection of jockey, therefore, when the manufacturing of heat exchanger, by two plates with the temporary fixed refrigerant inflow and outflow of suitable means parts, heat exchanger can be temporarily fixed at refrigerant inflow and outflow parts with jockey, with by other suitable means heat exchanger is compared with the situation that jockey is temporarily fixed at refrigerant inflow and outflow parts, operability improves.
Description of drawings
Fig. 1 is that the local abridged stereogram that the integral body according to the evaporimeter of heat exchanger of the present utility model constitutes has been used in expression.
Fig. 2 is in the part local abridged that block, when observing from the right side of the 1st plate of the refrigerant inflow and outflow parts of the evaporimeter of Fig. 1 vertical sectional view.
Fig. 3 is the horizontal cross of part of having amplified the fitting projection of expansion valve installing component.
Fig. 4 is the refrigerant inflow and outflow parts of evaporimeter of presentation graphs 1 and the exploded perspective view of expansion valve installing component.
Fig. 5 is the exploded perspective view of the formation of wanting portion of the refrigerant inflow and outflow parts of evaporimeter of presentation graphs 1 and expansion valve installing component.
Fig. 6 is the figure that is equivalent to Fig. 3 of the 1st variation of expression refrigerant inflow and outflow parts and expansion valve installing component.
Fig. 7 is the figure that is equivalent to Fig. 5 of the 1st variation of expression refrigerant inflow and outflow parts and expansion valve installing component.
Fig. 8 is the vertical sectional view of the formation of wanting portion of the 2nd variation of expression refrigerant inflow and outflow parts and expansion valve installing component.
Fig. 9 is the figure that is equivalent to Fig. 5 of the 2nd variation of expression refrigerant inflow and outflow parts and expansion valve installing component
Figure 10 is the vertical sectional view of the formation of wanting portion of the 3rd variation of expression refrigerant inflow and outflow parts and expansion valve installing component.
Figure 11 is the figure that is equivalent to Fig. 5 of the 3rd variation of expression refrigerant inflow and outflow parts and expansion valve installing component.
Figure 12 is the figure that is equivalent to Fig. 3 of the 4th variation of expression expansion valve installing component
Description of reference numerals:
1: evaporimeter (heat exchanger); 5: refrigerant inflow and outflow parts; 6,80: expansion valve installing component (heat exchanger jockey); 6a, 6b: coolant path; 7: refrigerant inlet liquid collecting portion; 8: refrigerant exit liquid collecting portion; 9: the refrigerant inlet; 11: refrigerant exit; 21: the 1 plates; 22: the 2 plates; 23: intermediate plate; 24: flow into path; 24a: inlet; 25: outflow pathway; 25a: outlet; 28,32,33: flow into the outside bellying of path; 29,31,34: the outside bellying of outflow pathway; 36,37,39,41: through hole; 35,38: otch; 44,45,52,53,60,61,62,63,74,75,88,89: engagement lugs; 48,49,50,51,64,65,70,71,72,73: coupling recess; 46,47,86,87: fitting projection; 82,83: cylindrical body; 82a, 83a: coolant path.
The specific embodiment
Below, with reference to accompanying drawing, embodiment of the present utility model is described.In institute's drawings attached,, omit repeat specification to a part and the identical Reference numeral of same thing mark.
The embodiment of the following stated is to be the embodiment of evaporimeter of the vehicle air conditioning of refrigerant in using fluorine according to heat exchanger applications of the present utility model, and the heat exchanger jockey is the expansion valve installing component.
In addition, in the following description, except fine aluminium, also comprise aluminium alloy in " aluminium " such term.In addition, in the following description, will be in the downstream of the adjacent heat exchanger tube ventilation gap flow air each other (direction shown in the arrow X among Fig. 1, the right side of Fig. 2) be called before, after being called with its opposition side, will be when the place ahead be observed at the rear about, about (Fig. 1 about, about) be called about, about.
Fig. 1 represents that the integral body of evaporimeter constitutes, and Fig. 2～Fig. 5 represents the formation of wanting portion of evaporimeter.
In Fig. 1 and Fig. 2, being used to use fluorine is that the evaporimeter 1 of the vehicle air conditioning of refrigerant possesses: at above-below direction across aluminum the 1st catch box (the head tank) 2 and aluminum the 2nd catch box 3 of arranged spaced, the aluminum expansion valve installing component 6 that is arranged on the heat exchange core 4 between two catch boxs 2,3, the aluminum refrigerant inflow and outflow parts 5 that engage with the right part of the 1st catch box 2 and engages with refrigerant inflow and outflow parts 5.
The 1st catch box 2 possesses refrigerant inlet liquid collecting portion 7 and refrigerant exit liquid collecting portion 8, this refrigerant inlet liquid collecting portion 7 is positioned at front side (direction of ventilation downstream) and extends along left and right directions, this refrigerant exit liquid collecting portion 8 is positioned at rear side (direction of ventilation upstream side) and extends along left and right directions, and integrated with refrigerant inlet liquid collecting portion 7.Right part in refrigerant inlet liquid collecting portion 7 is provided with refrigerant inlet 9, is provided with refrigerant exit 11 in the right part of refrigerant exit liquid collecting portion 8.
Heat exchange core 4 constitutes: is that 2 row are included in left and right directions becomes a plurality of heat exchanger tubes 16 of shape arranged side by side across arranged spaced heat exchange nest of tubes 17 in fore-and-aft direction alignment arrangements multiple row at this, the outside at the heat exchanger tube 16 at the two ends, the left and right sides of adjacent heat exchanger tube 16 ventilation gap each other of heat exchange nest of tubes 17 and each heat exchange nest of tubes 17 disposes corrugated fin 18 respectively and it is brazed in heat exchanger tube 16, and dispose aluminum side plate 19 respectively, and it is brazed in corrugated fin 18 in the outside of the corrugated fin 18 at two ends, the left and right sides.The two ends up and down of the heat exchanger tube 16 of front side heat exchange nest of tubes 17 are connected with liquid collecting portion 12 in the middle of the 1st with refrigerant inlet liquid collecting portion 7, and the both ends up and down of the heat exchanger tube 16 of rear side heat exchange nest of tubes 17 are connected with liquid collecting portion 13 in the middle of the refrigerant exit liquid collecting portion 8 and the 2nd.And, by liquid collecting portion 12,13 in the middle of the heat exchanger tube 16 and the 1st and the 2nd of front and back two heat exchange nest of tubes 17, form the refrigerant circulating path that refrigerant inlet liquid collecting portion 7 and refrigerant exit liquid collecting portion 8 are communicated with.Heat exchanger tube 16 is configured to the flat of width towards a plurality of coolant paths of fore-and-aft direction and broad ways arrangement for having.Corrugated fin 18 becomes wavy corrugated fin for using the aluminium soldering plate-shaped that has the brazing material layer on the two sides, for front and back two heat exchanger tubes 16 of the heat exchange nest of tubes 17 before and after constituting common.
As Fig. 2～shown in Figure 5, refrigerant inflow and outflow parts 5 be by stacked and soldering be positioned at the vertical configuration in left side (the 1st catch box 2 sides) aluminum the 1st plate 21, forms the refrigerant of crossing over and be engaged in the 1st catch box 2 right part of liquid collecting portion 7 and refrigerant exit liquid collecting portion 8 that enters the mouth at aluminum the 2nd plate 22 of the vertical configuration on right side and the aluminum intermediate plate 23 of the vertical configuration between the 1st plate 21 and the 2nd plate 22.Be provided with inflow path 24 and outflow pathway 25 at refrigerant inflow and outflow parts 5, this flow into path 24 one ends and the refrigerant of refrigerant inlet liquid collecting portion 7 enter the mouth 9 be communicated with and the other end at the posterior lateral margin opening of refrigerant inflow and outflow parts 5, these outflow pathway 25 one ends be communicated with the refrigerant exit 11 of refrigerant exit liquid collecting portion 8 and the other end at the posterior lateral margin of refrigerant inflow and outflow parts 5 side edge part of inflow path 24 openings of refrigerant inflow and outflow parts 5 () opening.The opening towards the posterior lateral margin of refrigerant inflow and outflow parts 5 that flows into path 24 is called inlet 24a, the opening towards the posterior lateral margin of refrigerant inflow and outflow parts 5 of outflow pathway 25 is called outlet 25a.
The 1st plate 21 at refrigerant inflow and outflow parts 5 is formed with the 1st connected entrance 26, the 2nd connected entrance 27, flow into path with the 1st outside bellying 28, outflow pathway with the 1st outside bellying 29 and outflow pathway with the 2nd outside bellying 31, the 1st connected entrance 26 is communicated with the refrigerant inlet 9 of refrigerant inlet liquid collecting portion 7, the 2nd connected entrance 27 is communicated with the refrigerant exit 11 of refrigerant exit liquid collecting portion 8, this flows into path with the 1st outside bellying 28, its cross section is semicircle, the one end is positioned at from the 1st and the 2nd connected entrance 26,27 positions of leaving and the other end are at the posterior lateral margin opening of the 1st plate 21, this outflow pathway is with the 1st outside bellying 29, its cross section is semicircle, the one end is positioned at from the 1st and the 2nd connected entrance 26,27 positions of leaving and the other end lean on upper opening at the ratio inflow path of the posterior lateral margin of the 1st plate 21 with the another port of the 1st outside bellying 28, this outflow pathway is a vertical configuration with the 2nd outside bellying 31, and its lower end part is in being positioned at than flowing into path leans on the below slightly with the other end opening of the 1st outside bellying 28 height and position with the position and the upper end of the 2nd connected entrance 27 at a distance of the top of some distances.
Be formed with at the 2nd plate 22 of refrigerant inflow and outflow parts 5 and flow into path with the 2nd outside bellying 32, flow into path with the 3rd outside bellying 33 and outflow pathway with the 3rd outside bellying 34, this flows into path with the 2nd outside bellying 32, its cross section is semicircle, the one end is positioned at the 1st and the 2nd connected entrance 26 from the 1st plate 21,27 positions of leaving and the other end with the inflow path of the 1st plate 21 with the other end sustained height position of the 1st outside bellying 28 posterior lateral margin opening at the 2nd plate 22, this flows into path with the 3rd outside bellying 33, its cross section is semicircle, the one end is positioned at the position corresponding with the 1st connected entrance 26 of the 1st plate 21 and the other end and is positioned at from the 2nd connected entrance 27 of the 1st plate 21 and flows into the position that path leaves with the 2nd outside bellying 32, this outflow pathway is with the 3rd outside bellying 34, its cross section is semicircle, the one end be positioned at the position corresponding and the other end with the 2nd connected entrance 27 of the 1st plate 21 with the outflow pathway of the 1st plate 21 with the posterior lateral margin opening of the 1st outside bellying 29 same positions at the 2nd plate 22.
In addition, the 1st plate 21 and the 2nd plate 22 plate for using the aluminium soldering thin plate that has the brazing material layer on the two sides to form.In addition, the plate that forms for the aluminium soldering thin plate that uses the thin plate that forms by the naked material of aluminium or two sides to have the brazing material layer of intermediate plate 23.
The inflow path of the 1st plate 21 comprises vertical component effect 28a and horizontal part 28b with the 1st outside bellying 28, this vertical component effect 28 extends upward from the position of top slightly of the 1st connected entrance 26, and this horizontal part 28b links to each other by circular-arc the upper end with vertical component effect 28b and rearward extends and reach the posterior lateral margin of the 1st plate 21.The outflow pathway of the 1st plate 21 is with the 1st outside bellying 29, flow into path with the horizontal part 28b of the 1st outside bellying 28 above, from the ratio of the posterior lateral margin of the 1st plate 21 flow into path with the 1st outside bellying 28 by the position of top horizontal-extending forwards, and the part of forward end is preceding downwards oblique.Outflow pathway is positioned at the central portion of inflow path with the fore-and-aft direction of the horizontal part 28b of the 1st outside bellying 28 with the leading section of the 1st outside bellying 29.The outflow pathway of the 1st plate 21 is positioned at than flowing into path leans on the below slightly with the horizontal part 28b of the 1st outside bellying 28 height and position with the upper end of the 2nd outside bellying 31.
The inflow path of the 2nd plate 22 is with the 2nd outside bellying 32, with the inflow path of the 1st plate 21 horizontal part 28b sustained height position with the 1st outside bellying 28, from the posterior lateral margin of the 2nd plate 22 horizontal-extending forwards, its leading section than outflow pathway with the 3rd outside bellying 34 slightly by the rear.The inflow path of the 2nd plate 22 is with the 3rd outside bellying 33, is the vertical configuration that extends upward from the position corresponding with the 1st connected entrance 26 of the 1st plate 21.Flow into path and lean on the top than the inflow path of the 1st plate 21 with the lower end of the vertical component effect 28a of the 1st outside bellying 28 with the upper end of the 3rd outside bellying 33.The outflow pathway of the 2nd plate 22 comprises vertical component effect 34a and horizontal part 34b with the 3rd outside bellying 34, this vertical component effect 34a extends upward from the position corresponding with the 2nd connected entrance 27 of the 1st plate 21 and reaches than flowing into path and leans on the position of top with the 2nd outside bellying 32, the posterior lateral margin that this horizontal part 34b and the upper end of vertical component effect 34a link to each other and rearward extend and reach the 1st plate 21.In order to increase flow path area, the cephalolateral margin portion on the top of vertical component effect 34a forwards expands.The last side edge part of the part of the forward end of horizontal part 34b, consistent tiltedly preceding downwards with the outflow pathway of the 1st plate 21 with the last side edge part of the part of the forward end of the 1st outside bellying 29.
The shape of the 1st otch 35 of intermediate plate 23 is with consistent with the 2nd outside bellying 32 being seen shapes from right side observation inflow path.The 1st through hole 36 of intermediate plate 23 is positioned at, the position that the inflow path of observing the 1st plate 21 from the right side overlaps with the upper end of the 3rd outside bellying 33 with the inflow path of the bottom of the vertical component effect 28a of the 1st outside bellying 28 and the 2nd plate 22.The 2nd through hole 37 of intermediate plate 23 is positioned at the position corresponding with the 1st connected entrance 26 of the 1st plate 21.And the 1st through hole 36 and the part between the 2nd through hole 37 of intermediate plate 23 are cut, are communicated with two through holes 36,37 by this excision portion 42.Made up the shape of the 1st through hole the 36, the 2nd through hole 37 and excision portion 42, consistent with the inflow path of observing the 2nd plate 22 from the right side with the 3rd outside bellying 33 being seen shapes.The shape of the 2nd otch 38 of intermediate plate 23 is with consistent with the 1st outside bellying 29 being seen shapes from right side observation outflow pathway.The 3rd through hole 39 of intermediate plate 23 is positioned at the position corresponding with the 2nd connected entrance 27 of the 1st plate 21.The 4th through hole 41 of intermediate plate 23 is positioned at, the position that the outflow pathway of observing the 1st plate 21 from right side side overlaps with the 3rd outside bellying 34 with the outflow pathway of the 2nd outside bellying 31 and the 2nd plate 22.And the 3rd through hole 39 and the part between the 4th through hole 41 of intermediate plate 23 are cut, are communicated with two through holes 39,41 by this excision portion 43.
Therefore, the 1st connected entrance 26 by the 1st plate 21 and flow into path with the 1st outside bellying 28, the inflow path of the 2nd plate 22 is with the 2nd outside bellying 32 and flow into path with the 3rd outside bellying 33, the 1st otch 35 of intermediate plate 23, the 1st through hole 36, the 2nd through hole 37 and excision portion 42 form at refrigerant inflow and outflow parts 5 and flow into path 24, the 2nd connected entrance 27 by the 1st plate 21, outflow pathway with the 1st outside bellying 29 and outflow pathway with the 2nd outside bellying 31, the outflow pathway of the 2nd plate 22 is with the 3rd outside bellying 34, the 2nd otch 38 of intermediate plate 23, the 3rd through hole 39, the 4th through hole 41 and excision portion 43 form outflow pathway 25 at refrigerant inflow and outflow parts 5, flow into path 24 and outflow pathway 25 its inside and be not communicated with, and from all plates 21,22,23 stacked directions during promptly from any unilateral observation in the left and right sides visible both intersect.
With the inflow path of the top that bloats direction (left part) of the 1st outside bellying 28 and the 2nd plate 22 inner face, be formed with outstanding and engagement lugs 44 that extend along the tangential direction (above-below direction) of the outside bellying on the cross section 28,32 at the inflow path of the 1st plate 21 of refrigerant inflow and outflow parts 5 respectively to the inside that flows into path 24 with the inlet 24a side end of the inflow path 24 at the top that bloats direction (right side part) of the 2nd outside bellying 32.In addition, with the outflow pathway of the top that bloats direction (left part) of the 1st outside bellying 29 and the 2nd plate 22 inner face, be formed with outstanding and engagement lugs 45 that extend along the tangential direction (above-below direction) of the outside bellying on the cross section 29,34 at the outflow pathway of the 1st plate 21 of refrigerant inflow and outflow parts 5 respectively to the inside of outflow pathway 25 with the outlet 25a side end of the outflow pathway 25 of the napex that bloats direction (right side part) of the 3rd outside bellying 34.These engagement lugs 44,45, be by on the perisporium of bellying 28,32,29,34 outside from the rear end to the part of forward slightly side, the slit of extending along the vertical direction is set, and makes and form by the part distortion of rear side than this slit.
At expansion valve installing component 6, along the high pressure coolant path 6a and the low pressure refrigerant path 6b of fore-and-aft direction extension and rear and front end opening, the mode that is positioned at the below with the former forms with being arranged above and below.Around the front opening (openings of refrigerant inflow and outflow parts 5 sides) of each coolant path 6a, 6b of expansion valve installing component 6, be formed with the inflow path 24 that embeds refrigerant inflow and outflow parts 5 and the fitting projection cylindraceous 46,47 in the outflow pathway 25.In the left and right sides part of the outer peripheral face of each fitting projection 46,47, be the two side portions of stacked direction of 3 blocks of plates 21,22,23 of refrigerant inflow and outflow parts 5, be formed with the coupling recess 48,49 of along the vertical direction extending chimeric respectively with the engagement lugs 44,45 of refrigerant inflow and outflow parts 5.Coupling recess 48,49 is the groove shape, and both ends are at two side's openings up and down of fitting projection 46,47 about it.And at engagement lugs 44,45 and coupling recess 48,49 mutual chimeric states, fitting projection 46,47 is brazed in refrigerant inflow and outflow parts 5.
Above-mentioned evaporimeter 1 is by making up all parts and its concentrated soldering being made.When the manufacturing of evaporimeter 1,3 blocks of plates of stacked refrigerant inflow and outflow parts 5 21,22,23 o'clock, inflow path by the 1st plate 21 with the 1st outside bellying 28 and outflow pathway with the inflow path of the 1st outside bellying the 29, the 2nd plate 22 with the 2nd outside bellying 32 and outflow pathway with the 3rd outside bellying 34, clip two fitting projection 46,47 of expansion valve installing component 6, and engagement lugs 44,45 and coupling recess 48,49 are chimeric mutually.In this state, by the temporary fixed 3 blocks of plates 21,22,23 of suitable means, then expansion valve installing component 6 is temporarily fixed at the 3 blocks of plates 21,22,23 that constitute refrigerant inflow and outflow parts 5.Therefore, prevented that expansion valve installing component 6 from coming off from 3 blocks of plates 21,22,23.
Evaporimeter 1 constitutes with compressor with as the condenser of refrigerant cooler that to use fluorine be the kind of refrigeration cycle of refrigerant, carries as vehicle air conditioning at vehicle motor vehicle for example.At this moment, expansion valve (diagram omit) is positioned at top and high pressure refrigerant supply passageway with its low pressure refrigerant drain passageway and is positioned at the below and is installed in expansion valve installing component 6.When air-cooling system turns round, 2 refrigerants mutually of gas-liquid mixed phase of the high pressure refrigerant supply passageway of compressor, condenser and expansion valve have been passed through, high pressure coolant path 6a by expansion valve installing component 6 enters from the inlet 24a of the posterior lateral margin of refrigerant inflow and outflow parts 5 and flows in the path 24, in flowing into path 24, flow, enter in the refrigerant inlet liquid collecting portion 7 from the refrigerant inlet 9 of the 1st connected entrance 26 by the 1st catch box 2.Enter the refrigerant in the refrigerant inlet liquid collecting portion 7, successively heat exchanger tube the 16, the 2nd catch box 3 of front side heat exchange nest of tubes 17 the 1st in the middle of in the middle of the intercommunicating pore the 15, the 2nd of liquid collecting portion 12, partition member 14 heat exchanger tube 16 and the refrigerant exit liquid collecting portion 8 of liquid collecting portion 13, rear side heat exchange nest of tubes 17 flow, the refrigerant exit 11 by refrigerant exit liquid collecting portion 8 enters in the outflow pathway 25 of refrigerant inflow and outflow parts 5 from the 2nd connected entrance 27.Enter the refrigerant in the outflow pathway 25, flow at outflow pathway 25 and to flow out from the outlet 25a of the posterior lateral margin of refrigerant inflow and outflow parts 5, low pressure refrigerant path 6b by expansion valve installing component 6 enters in the low pressure refrigerant drain passageway of expansion valve, is sent to compressor by the low pressure refrigerant drain passageway.
And, refrigerant in heat exchanger tube 16, flow during, and carry out heat exchange by the air (with reference to the arrow X of Fig. 1) of the ventilation gap between the adjacent heat exchanger tube 16, refrigerant becomes the gas phase outflow.
Fig. 6 and Fig. 7 are the 1st variation of expression refrigerant inflow and outflow parts and expansion valve installing component.
In Fig. 6 and Fig. 7, with the inflow path of the top that bloats direction (left part) of the 1st outside bellying 28 and the 2nd plate 22 inner face, be formed with coupling recess 50 at the inflow path of the 1st plate 21 of refrigerant inflow and outflow parts 5 with the side end of the inlet 24a of the inflow path 24 at the top that bloats direction (right side part) of the 2nd outside bellying 32.In addition, with the outflow pathway of the left part of the 1st outside bellying 29 and the 2nd plate 22 inner face, be formed with coupling recess 51 at the outflow pathway of the 1st plate 21 of refrigerant inflow and outflow parts 5 respectively with the outlet 25a side end of the outflow pathway 25 of the right side part of the 3rd outside bellying 34.All coupling recess the 50, the 51st are out of shape laterally by the perisporium that makes outer bellying 28,32,29,34 and are formed, and the position of the fore-and-aft direction of all coupling recess 50,51 is identical.
In addition, be the two side portions of stacked direction of 3 blocks of plates 21,22,23 of refrigerant inflow and outflow parts 5 in the left and right sides part of the outer peripheral face of each fitting projection 46,47 of expansion valve installing component 6, be formed with the engagement lugs 52,53 in the coupling recess 50,51 that embeds refrigerant inflow and outflow parts 5 respectively.
When the manufacturing of evaporimeter 1,3 blocks of plates of stacked refrigerant inflow and outflow parts 5 21,22,23 o'clock, inflow path by the 1st plate 21 with the 1st outside bellying 28 and outflow pathway with the inflow path of the 1st outside bellying 29 and the 2nd plate 22 with the 2nd outside bellying 32 and outflow pathway with the 3rd outside bellying 34, clip two fitting projection 46,47 of expansion valve installing component 6, and engagement lugs 52,53 and coupling recess 50,51 are chimeric mutually.In this state, by the temporary fixed 3 blocks of plates 21,22,23 of suitable means, then expansion valve installing component 6 is temporarily fixed at the 3 blocks of plates 21,22,23 that constitute refrigerant inflow and outflow parts 5.
Fig. 8 and Fig. 9 represent the 2nd variation of refrigerant inflow and outflow parts and expansion valve installing component.
In Fig. 8 and Fig. 9, the inflow path of the 1st plate 21 of refrigerant inflow and outflow parts 5 with the two side portions up and down of the 1st outside bellying 28 promptly with the inflow path of the two side portions of the direction of the stacked direction quadrature of 3 blocks of plates 21,22,23 of refrigerant inflow and outflow parts 5 and the 2nd plate 22 inner face with the inlet 24a side end of the inflow path 24 of the two side portions up and down of the 2nd outside bellying 32, be formed with respectively and be projected into inside that flows into path 24 and the engagement lugs 60 of extending along the tangential direction (left and right directions) of the outside bellying on the cross section 28,32.In addition, with the outflow pathway of the two side portions up and down of the 1st outside bellying 29 and the 2nd plate 22 inner face, be formed with inside that is projected into outflow pathway 25 and the coupling recess 61 of extending at the outflow pathway of the 1st plate 21 of refrigerant inflow and outflow parts 5 respectively along the tangential direction (left and right directions) of the outside bellying on the cross section 29,34 with the outlet 25a side end of the outflow pathway 25 of the two side portions up and down of the 3rd outside bellying 34.These engagement lugs 60,61, be by bellying 28,32,29,34 outside perisporium from the rear end to the part of forward slightly side, the slit of extending along the vertical direction is set, and makes and form by the part distortion of rear side than this slit.And the rearward end in the portion of both side edges up and down of the 1st otch 35 of the intermediate plate 23 of refrigerant inflow and outflow parts 5 and the 2nd otch 38 forms the engagement lugs 62,63 of the inside that is projected into otch 35,38 respectively.The position of the fore-and-aft direction of all engagement lugs 60,61,62,63 is identical, and the width of the fore-and-aft direction of all engagement lugs 60,61,62,63 equates.
The two side portions up and down of the outer peripheral face of each fitting projection 46,47 of expansion valve installing component 6, promptly with the two side portions of the direction of the stacked direction quadrature of 3 blocks of plates 21,22,23 of refrigerant inflow and outflow parts 5, be formed with the coupling recess 64,65 of along fore-and-aft direction extending chimeric respectively with the engagement lugs 60,61,62,63 of 3 blocks of plates 21,22,23 of refrigerant inflow and outflow parts 5.Coupling recess 64,65 is the groove shape, and its both ends, left and right sides are two side's openings about fitting projection 46,47.
When the manufacturing of evaporimeter 1,3 blocks of plates of stacked refrigerant inflow and outflow parts 5 21,22,23 o'clock, inflow path by the 1st plate 21 with the 1st outside bellying 28 and outflow pathway with the inflow path of the 1st outside bellying 29 and the 2nd plate 22 with the 2nd outside bellying 32 and outflow pathway with the 3rd outside bellying 34, clip two fitting projection 46,47 of expansion valve installing component 6, and engagement lugs 60,61,62,63 and coupling recess 64,65 are chimeric mutually.In this state, by the temporary fixed 3 blocks of plates 21,22,23 of suitable means, then expansion valve installing component 6 is temporarily fixed at the 3 blocks of plates 21,22,23 that constitute refrigerant inflow and outflow parts 5.Therefore, prevented that expansion valve installing component 6 from coming off from 3 blocks of plates 21,22,23.
Figure 10 and Figure 11 represent the 3rd variation of refrigerant inflow and outflow parts and expansion valve installing component.
In Figure 10 and Figure 11, the inflow path of the 1st plate 21 of refrigerant inflow and outflow parts 5 with the two side portions up and down of the 1st outside bellying 28 promptly with the inflow path of the two side portions of the direction of the stacked direction quadrature of 3 blocks of plates 21,22,23 of refrigerant inflow and outflow parts 5 and the 2nd plate 22 inner face with the inlet 24a side end of the inflow path 24 of the two side portions up and down of the 2nd outside bellying 32, be formed with coupling recess 70 respectively.In addition, with the outflow pathway of the both sides up and down of the 1st outside bellying 29 and the 2nd plate 22 inner face, be formed with coupling recess 71 at the outflow pathway of the 1st plate 21 of refrigerant inflow and outflow parts 5 respectively with the outlet 25a side end of the outflow pathway 25 of the two side portions up and down of the 3rd outside bellying 34.The coupling recess the 70, the 71st of the 1st plate and the 2nd plate is out of shape laterally by the periphery that makes outer bellying 28,32,29,34 and is formed, at intermediate plate 23 side openings.And the rearward end at the side edge part up and down of the 1st otch 35 of the intermediate plate 23 of refrigerant inflow and outflow parts 5 and the 2nd otch 38 is formed with coupling recess 72,73 respectively.The position of the fore-and-aft direction of all coupling recess 70,71,72,73 is identical, and the width of the fore-and-aft direction of all coupling recess 70,71,72,73 equates.
The two side portions up and down of the outer peripheral face of each fitting projection 46,47 of expansion valve installing component 6, promptly with the two side portions of the direction of the stacked direction quadrature of 3 blocks of plates 21,22,23 of refrigerant inflow and outflow parts 5, be formed with the engagement lugs 74,75 in the coupling recess 70,71,72,73 of the 3 blocks of plates 21,22,23 that embed refrigerant inflow and outflow parts 5 respectively.
When the manufacturing of evaporimeter 1,3 blocks of plates of stacked refrigerant inflow and outflow parts 5 21,22,23 o'clock, inflow path by the 1st plate 21 with the 1st outside bellying 28 and outflow pathway with the inflow path of the 1st outside bellying 29 and the 2nd plate 22 with the 2nd outside bellying 32 and outflow pathway with the 3rd outside bellying 34, clip two fitting projection 46,47 of expansion valve installing component 6, and engagement lugs 74,75 and coupling recess 70,71,72,73 are chimeric mutually.In this state, by the temporary fixed 3 blocks of plates 21,22,23 of suitable means, then expansion valve installing component 6 is temporarily fixed at the 3 blocks of plates 21,22,23 that constitute refrigerant inflow and outflow parts 5.Therefore, prevented that expansion valve installing component 6 from coming off from 3 blocks of plates 21,22,23.
Figure 12 is the 4th variation of expression expansion valve installing component.
In Figure 12, expansion valve installing component 80 comprises the block body 81 of aluminum and connects 2 aluminum cylindrical body 82,83 that shape is fixed on body 81.Be formed with 2 cross sections up and down at block body 81 and be circular through hole 84,85, make 2 cylindrical body 82,83 pass this through hole 84,85 and be fixed on block body 81.Become high pressure coolant path 82a in the cylindrical body 82 of downside, become low pressure refrigerant path 83a in the cylindrical body 83 of upside, be projected into the part of rear (refrigerant inflow and outflow parts 5) side from block body 81 on two cylindrical body 82,83, become the inflow path 24 that embeds refrigerant inflow and outflow parts 5 and the fitting projection cylindraceous 86,87 in the outflow pathway 25.
Refrigerant inflow and outflow parts 5 are refrigerant inflow and outflow parts as shown in Figure 6 and Figure 7, in the left and right sides part of the outer peripheral face of each fitting projection 86,87 of expansion valve installing component 6, be the two side portions of stacked direction of 3 blocks of plates 21,22,23 of refrigerant inflow and outflow parts 5, form the engagement lugs 88,89 in the coupling recess 50,51 that embeds refrigerant inflow and outflow parts 5 respectively.
When the manufacturing of evaporimeter 1, similarly assemble with the situation of the 2nd variation of Fig. 6 and refrigerant inflow and outflow parts shown in Figure 7 and expansion valve installing component, prevented that expansion valve installing component 80 from coming off from 3 blocks of plates 21,22,23.
In addition, in expansion valve installing component shown in Figure 12, also can be same with other the situation of variation of above-mentioned embodiment and refrigerant inflow and outflow parts and expansion valve installing component, with engagement lugs and coupling recess mutually chimeric mode be provided with coupling recess or engagement lugs in fitting projection.
In addition, according to heat exchanger of the present utility model, also can be applicable to the so-called stack Type evaporator of following form, in the so-called stack Type evaporator of described form, possess: the configuration of shape ground makes refrigerant inlet liquid collecting portion and the refrigerant exit liquid collecting portion along the fore-and-aft direction alignment arrangements that 1 pair of discoid plate is relative and a plurality of flat ducted body that the soldering circumference forms each other forms side by side; With the refrigerant turning part of two liquid collecting portions across arranged spaced; A plurality of refrigerant advance side refrigerant throughput that refrigerant inlet liquid collecting portion and refrigerant turning part are communicated with; Return side refrigerant throughput with a plurality of refrigerants that refrigerant exit liquid collecting portion and refrigerant turning part are communicated with, end in refrigerant inlet liquid collecting portion is formed with the refrigerant inlet, and be formed with refrigerant exit with the refrigerant same end that enters the mouth in refrigerant exit liquid collecting portion, flow into refrigerant in the refrigerant inlet liquid collecting portion from refrigerant inlet, arrive the refrigerant turning part by refrigerant advance side refrigerant throughput, at this, change flow direction, return side refrigerant throughput by refrigerant and return refrigerant exit liquid collecting portion, be sent from refrigerant exit.
Utilize possibility on the industry
According to heat exchanger of the present utility model, be suitable for consisting of the evaporimeter of the kind of refrigeration cycle of vehicle air conditioning.
Claims (9)
1. heat exchanger; It possesses along the refrigerant entrance liquid collecting section of direction of ventilation alignment arrangements and refrigerant exit liquid collecting section and refrigerant circulation path that two liquid collecting sections are communicated with; End in refrigerant entrance liquid collecting section is formed with the refrigerant entrance; And be formed with refrigerant exit in refrigerant exit liquid collecting section with the same end of refrigerant entrance; The refrigerant that flows in the refrigerant entrance liquid collecting section from the refrigerant entrance turns back to refrigerant exit liquid collecting section by the refrigerant circulation path; Be sent from refrigerant exit; This heat exchanger is characterised in that
Possess refrigerant inflow and outflow parts and heat exchanger jockey, these refrigerant inflow and outflow parts have the 1st stacked plate and the 2nd plate and cross over and be engaged in refrigerant inlet liquid collecting portion and refrigerant exit liquid collecting portion, this heat exchanger with jockey have both ends open coolant path and also with refrigerant inflow and outflow components bonding; Between two plates of refrigerant inflow and outflow parts, outwards bloat to be formed with by the plate that makes at least either party and flow into path and outflow pathway, this flow into path one end and the refrigerant of refrigerant inlet liquid collecting portion enter the mouth be communicated with and the other end at 1 side edge part opening of refrigerant inflow and outflow parts, this outflow pathway one end be communicated with the refrigerant exit of refrigerant exit liquid collecting portion and the other end at the side edge part opening of the inflow passage opening of refrigerant inflow and outflow parts; Heat exchanger with an end opening of each coolant path of jockey around, be provided with the inflow path of embedding refrigerant inflow and outflow parts and the interior fitting projection of described other end opening of outflow pathway, facing of two plates of refrigerant inflow and outflow parts flow in the path and face in the outflow pathway and the outer peripheral face of heat exchanger with the fitting projection of jockey between, be formed with chimeric engagement lugs and coupling recess mutually.
2. heat exchanger according to claim 1 is characterized in that,
Be formed with respectively at the 1st plate of refrigerant inflow and outflow parts and the 2nd plate and flow into path with outside bellying and the outside bellying of outflow pathway, heat exchanger with the two side portions along the stacked direction of two plates of refrigerant inflow and outflow parts of the outer peripheral face of the fitting projection of jockey, and the inflow path of two plates of refrigerant inflow and outflow parts between the inner face with the top that bloats direction of outside bellying, be formed with chimeric engagement lugs and coupling recess mutually with outside bellying and outflow pathway.
3. heat exchanger according to claim 2 is characterized in that,
Between the 1st plate of refrigerant inflow and outflow parts and the 2nd plate, be situated between and be equipped with intermediate plate, and this intermediate plate is engaged in the 1st plate and the 2nd plate, be formed with the inflow path that makes the 1st plate and the 2nd plate at intermediate plate each other and the outflow pathway of the 1st plate and the 2nd the plate otch and the through hole that communicate with each other with outside bellying, make when the stacked direction of all plates is observed, to flow into path and outflow pathway intersects with outside bellying.
4. heat exchanger according to claim 1 is characterized in that,
Be formed with respectively at the 1st plate of refrigerant inflow and outflow parts and the 2nd plate and flow into path with outside bellying and the outside bellying of outflow pathway, in the two side portions of heat exchanger with the direction of the stacked direction quadrature of outer peripheral face and two plates refrigerant inflow and outflow parts of the fitting projection of jockey, be formed with along described stacked direction and extend and the coupling recess of the groove shape of both ends open, be formed with engagement lugs with the inner face of outside bellying in the mode of leap with the inner face of outside bellying and outflow pathway at the inflow path of two plates of refrigerant inflow and outflow parts.
5. heat exchanger according to claim 4 is characterized in that,
Between the 1st plate of refrigerant inflow and outflow parts and the 2nd plate, be situated between and be equipped with intermediate plate, and this intermediate plate is engaged in the 1st plate and the 2nd plate, be formed with the inflow path that makes the 1st plate and the 2nd plate at intermediate plate each other and the outflow pathway of the 1st plate and the 2nd the plate otch and the through hole that communicate with each other with outside bellying with outside bellying, make and when the stacked direction of all plates is observed, flow into path and outflow pathway intersection, formation at intermediate plate flows into the both side edges portion of the heat exchanger of path and outflow pathway with the otch of the end of jockey side, is formed with and the coupling recess chimeric engagement lugs of heat exchanger with the fitting projection of jockey.
6. heat exchanger according to claim 1 is characterized in that,
Be formed with respectively at the 1st plate of refrigerant inflow and outflow parts and the 2nd plate and flow into path with outside bellying and the outside bellying of outflow pathway, be formed with engagement lugs at heat exchanger with the two side portions of the direction of the stacked direction quadrature of outer peripheral face and two plates refrigerant inflow and outflow parts of the fitting projection of jockey, be formed with coupling recess with the inner face of outside bellying in the mode of crossing over the inner face of outside bellying and outflow pathway at the inflow path of two plates of refrigerant inflow and outflow parts.
7. heat exchanger according to claim 6 is characterized in that,
Between the 1st plate of refrigerant inflow and outflow parts and the 2nd plate, be situated between and be equipped with intermediate plate, and this intermediate plate is engaged in the 1st plate and the 2nd plate, be formed with the inflow path that makes the 1st plate and the 2nd plate at intermediate plate each other and the outflow pathway of the 1st plate and the 2nd the plate otch and the through hole that communicate with each other with outside bellying with outside bellying, make and when the stacked direction of all plates is observed, flow into path and outflow pathway intersection, formation at intermediate plate flows into the both side edges portion of the heat exchanger of path and outflow pathway with the otch of the end of jockey side, is formed with and the engagement lugs chimeric coupling recess of heat exchanger with the fitting projection of jockey.
8. according to each described heat exchanger in the claim 1～7, it is characterized in that,
Be formed with fitting projection at heat exchanger with jockey, an end of the coolant path of heat exchanger usefulness jockey is at the top end face opening of fitting projection.
9. according to each described heat exchanger in the claim 1～7, it is characterized in that,
Heat exchanger comprises block body and connects 2 cylindrical body that shape is fixed on block body with jockey, is coolant path in the cylindrical body, and cylindrical body is fitting projection from the outstanding part of block body.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009277738A JP5525805B2 (en) | 2009-12-07 | 2009-12-07 | Heat exchanger |
| JP277738/2009 | 2009-12-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201926206U true CN201926206U (en) | 2011-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206529020U Expired - Lifetime CN201926206U (en) | 2009-12-07 | 2010-12-07 | Heat exchanger |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5525805B2 (en) |
| CN (1) | CN201926206U (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5783815B2 (en) * | 2011-06-20 | 2015-09-24 | 株式会社ケーヒン・サーマル・テクノロジー | Heat exchanger |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0429257Y2 (en) * | 1985-08-19 | 1992-07-15 | ||
| JPH045911Y2 (en) * | 1987-01-20 | 1992-02-19 | ||
| JPH0961070A (en) * | 1995-08-22 | 1997-03-07 | Denso Corp | Heat exchanger |
| JPH11270927A (en) * | 1998-03-20 | 1999-10-05 | Zexel:Kk | Connecting structure and connecting member for heat exchanger |
| JP4663272B2 (en) * | 2003-08-08 | 2011-04-06 | 昭和電工株式会社 | Heat exchangers and evaporators |
| JP2007309563A (en) * | 2006-05-17 | 2007-11-29 | Calsonic Kansei Corp | Heat exchanger and piping connector therefor |
-
2009
- 2009-12-07 JP JP2009277738A patent/JP5525805B2/en active Active
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| Publication number | Publication date |
|---|---|
| JP5525805B2 (en) | 2014-06-18 |
| JP2011117699A (en) | 2011-06-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: KEIHIN COOL WARM TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SHOWA DENKO K.K. Effective date: 20120724 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20120724 Address after: Japan Tochigi Patentee after: Keihin Thermal Technology Corporation Address before: Tokyo, Japan, Japan Patentee before: Showa Denko K. K. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110810 |