CN202648259U - Heat exchanger - Google Patents
Heat exchanger Download PDFInfo
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- CN202648259U CN202648259U CN 201220297733 CN201220297733U CN202648259U CN 202648259 U CN202648259 U CN 202648259U CN 201220297733 CN201220297733 CN 201220297733 CN 201220297733 U CN201220297733 U CN 201220297733U CN 202648259 U CN202648259 U CN 202648259U
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Abstract
The utility model provides a heat exchanger capable of reducing the quantity of air unfavorable for the heat exchange and inhibiting the heat exchange efficiency reduction. Side plates (23) are arranged at two end parts in the ranging direction of a heat exchange pipe (18) of a heat exchange core part (4) of an evaporator. One end part of a refrigerant inlet liquid collecting part of the evaporator and one end part of a refrigerant outlet liquid collecting part of the evaporator are outwards projected relative to a core part of the heat exchange core part (4), a refrigerant flow-in opening is formed on the outward projection part of the refrigerant inlet liquid collecting part, and a refrigerant flow-out opening is formed on the outward projection part of the refrigerant outlet liquid collecting part. The refrigerant flow-in opening is connected with an inlet pipe (25), the refrigerant flow-out opening is connected with an outlet pipe (27), and the two pipes (25 and 27) are respectively provided with linear parts (25A and 27A). Wind shielding parts (32, 33 and 34) are arranged on a sided plate (23) arranged on the end part of the side, provided with the refrigerant flow-in opening and the refrigerant flow-out opening, of the heat exchange core part (4) so that air is prevented from flowing through a gap between the side plate (23) and the linear parts (25A and 27A) of the inlet pipe (25) and the outlet pipe (27).
Description
Technical field
It is the heat exchanger that uses in the evaporimeter of air conditioning for automobiles that the utility model relates to the kind of refrigeration cycle that is adapted at for example being equipped on the automobile.
Background technology
As the heat exchanger of in the evaporimeter of the requirement of satisfying high performance and miniaturization and, using, known a kind of heat exchanger comprises: heat exchange core, this heat exchange core have makes length direction towards a plurality of heat-exchange tubes of same direction and the configuration of devices spaced apart ground; With downwind side and weather side liquid collecting section, these catch boxs are in the up and down both sides of the length direction of the heat-exchange tube of heat exchange core, so that length direction is set up in parallel on direction of ventilation towards the state of the orientation of heat-exchange tube, two downwind side liquid collecting sections each other and two weather side liquid collecting sections dispose to devices spaced apart respectively each other a plurality of heat-exchange tubes, and, the both ends of heat-exchange tube are connected in two downwind side liquid collecting sections and two the weather side liquid collecting sections, orientation both ends at the heat-exchange tube of heat exchange core dispose side plate, be configured in downwind side liquid collecting section on the side of length direction of heat-exchange tube and an end of weather side, compare to the orientation outside of heat-exchange tube outstanding with heat exchange core, in downwind side liquid collecting section comparing with heat exchange core to the outstanding part in the orientation of the heat-exchange tube outside on the wall of heat-exchange tube side, be formed with the cold-producing medium inflow entrance, and, in the side of the being in the wind liquid collecting section comparing with heat exchange core to the outstanding part in the orientation of the heat-exchange tube outside on the wall of heat-exchange tube side, be formed with the cold-producing medium flow export, be connected with inlet tube at the cold-producing medium inflow entrance, and be connected with outlet at the cold-producing medium flow export, inlet tube and outlet have respectively the straight line portion of pars intermedia that extends to the total length of heat-exchange tube from the first and second liquid collecting section, the leading section of two straight line portioies is distinguished laterally bending and is formed outside curve section, has engaged expansion valve installing component (with reference to patent documentation 1) in the mode of striding two outside curve sections.
According to patent documentation 1 described heat exchanger, the expansion valve installing component can be configured in relatively on the position near heat exchange core.
But, according to patent documentation 1 described heat exchanger, there are the following problems, namely, the side side plate of the large quantity of air that is helpless to heat exchange from the end that is formed with cold-producing medium inflow entrance and cold-producing medium flow export one side that is configured in heat exchange core, and pass through in the gap between the straight line portion of inlet tube and outlet to flow, its result causes heat exchanger effectiveness to reduce.
Patent documentation 1: TOHKEMY 2002-130973 communique
Summary of the invention
The purpose of this utility model is to address the above problem, and provides a kind of and compares with patent documentation 1 described heat exchanger, can reduce the amount of the air that is helpless to heat exchange and suppress the heat exchanger that heat exchanger effectiveness reduces.
The utility model is made of following mode in order to reach above-mentioned purpose.
1) a kind of heat exchanger comprises: heat exchange core, described heat exchange core have length direction towards a plurality of heat-exchange tubes of same direction and the configuration of devices spaced apart ground; With the first liquid collecting section and the second liquid collecting section, described the first liquid collecting section and the second liquid collecting section are in a side of the length direction of the heat-exchange tube of heat exchange core, so that length direction towards the state spread configuration of the orientation of heat-exchange tube on direction of ventilation, orientation both ends at the heat-exchange tube of heat exchange core dispose side plate, one end of the first liquid collecting section and the second liquid collecting section is compared to the orientation outside of heat-exchange tube outstanding with heat exchange core, in the first liquid collecting section comparing with heat exchange core to the outstanding part in the orientation of the heat-exchange tube outside on the wall of heat-exchange tube side, be formed with the cold-producing medium inflow entrance, and, in the second liquid collecting section comparing with heat exchange core to the outstanding part in the orientation of the heat-exchange tube outside on the wall of heat-exchange tube side, be formed with the cold-producing medium flow export, be connected with inlet tube at the cold-producing medium inflow entrance, and be connected with outlet at the cold-producing medium flow export, inlet tube and outlet have respectively the straight line portion of pars intermedia that extends to the total length of heat-exchange tube from the first liquid collecting section and the second liquid collecting section, wherein
On the side plate on the end of a side that is formed with cold-producing medium inflow entrance and cold-producing medium flow export that is disposed at heat exchange core, be provided with the section of becalming, flow through to hinder the gap of air between the straight line portion of this side plate and inlet tube and outlet.
2) according to above-mentioned 1) described heat exchanger, on the described side plate, on the width of side plate, be provided with to devices spaced apart a plurality of sections of becalming, at least the straight line portion that is positioned at the direction of ventilation upstream side in the straight line portion of any one becalm section and inlet tube and outlet, overlapping in the scope more than 1/3 of the external diameter of this straight line portion.
3) according to above-mentioned 2) described heat exchanger, on a described side plate compare with the first straight line portion that is positioned at the direction of ventilation upstream side in straight line portion inlet tube and outlet, by on the part of direction of ventilation upstream side, and comparing with the second straight line portion that is positioned at the direction of ventilation downstream in the straight line portion of inlet tube and outlet, by on the part in direction of ventilation downstream, and on the part between the first straight line portion and the second straight line portion, be provided with the section of becalming in the outstanding mode in the length direction outside to the first liquid collecting section and the second liquid collecting section respectively.
4) according to above-mentioned 3) described heat exchanger, the outer peripheral face of the first straight line portion and in the interval between the outer peripheral face of the interval between the jag of two adjacent sections of becalming of the both sides of the direction of ventilation of the first straight line portion and the second straight line portion and the jag in two adjacent sections of becalming of the both sides of the direction of ventilation of the second straight line portion at least one are spaced apart below the 3.0mm.
5) according to above-mentioned 3) or 4) described heat exchanger, comparing the section of becalming that is positioned at the direction of ventilation upstream side with the first straight line portion and comparing the section of becalming that is positioned at the direction of ventilation downstream with the second straight line portion on the described side plate is, respectively by with the direction of ventilation upstream side edge of side plate and edge, downstream straight crooked formation, the section of becalming that the first straight line portion on a described side plate and the part between the second straight line portion arrange is, bends to by the pars intermedia with the width of side plate that U font roughly forms.
6) according to above-mentioned 1)～5) in each described heat exchanger, the external diameter of outlet is larger than the external diameter of inlet tube, and the straight line portion of outlet is compared with the straight line portion of inlet tube and is configured in the direction of ventilation upstream side, outlet and inlet tube are via across a connecting plate that is bonded on the first and second liquid collecting section, be connected on the cold-producing medium flow export of the cold-producing medium inflow entrance of the first liquid collecting section and the second liquid collecting section, be formed with the through hole that is communicated with the cold-producing medium inflow entrance and the through hole that is communicated with the cold-producing medium flow export at connecting plate, two through holes of connecting plate are same diameter, and, external diameter than inlet tube is large and less than the external diameter of outlet, be wholely set cylindrical flange around two through holes on connecting plate with being respectively foreign side's standing shape, the wide diameter portion that forms at the leading section of inlet tube is inserted in the cylindrical flange and with cylindrical flange and engages, is inserted in another cylindrical flange and with cylindrical flange at the reducing diameter part of the top ends formation of outlet to engage.
The invention effect
According to above-mentioned 1)～6) heat exchanger, on the side plate on the end of a side that is formed with cold-producing medium inflow entrance and cold-producing medium flow export that is disposed at heat exchange core, be provided with the section of becalming, flow through to hinder the gap of air between the straight line portion of this side plate and inlet tube and outlet.Therefore, can reduce the amount that flows through and be helpless to the air of heat exchange the gap between the straight line portion of side plate configuring from the end in the side that is formed with cold-producing medium inflow entrance and cold-producing medium flow export of heat exchange core and inlet tube and outlet, its result can be able to suppress the reduction of heat exchanger effectiveness.
According to above-mentioned 2)～4) heat exchanger, can effectively reduce the amount that flows through and be helpless to the air of heat exchange the gap between the straight line portion of side plate configuring from the end in the side that is formed with cold-producing medium inflow entrance and cold-producing medium flow export of heat exchange core and inlet tube and outlet.
According to above-mentioned 5) heat exchanger, by metallic plate is implemented punch process, can be configured as the side plate with the section of becalming, can make simply the side plate with the section of becalming.
According to above-mentioned 6) heat exchanger, when the parts of assembly, need not to consider connecting plate towards, manufacturing work becomes easily, can also prevent the generation of assembly defect.
Description of drawings
Fig. 1 is the integrally-built fragmentary perspective cross sectional view of embodiment of the evaporimeter of the expression heat exchanger that uses this invention.
Fig. 2 is the A-A line amplification view of Fig. 1.
Fig. 3 is the B-B line amplification view of Fig. 1.
Fig. 4 is the exploded perspective view of major part of the evaporimeter of presentation graphs 1.
Fig. 5 is the partial perspective view of evaporimeter of the variation of expression inlet tube and outlet.
Fig. 6 is the C-C line amplification view of Fig. 5.
Description of reference numerals
1: evaporimeter (heat exchanger)
2: the first catch boxs
4: heat exchange core 4
5: refrigerant inlet liquid collecting section (the first liquid collecting section)
6: refrigerant outlet liquid collecting section (the second liquid collecting section)
9: the cold-producing medium flow export
12: the refrigerant outlet pipe
12a: refrigerant flow path
Liquid collecting section in the middle of 13: the first
16: cold-producing medium flow export 26
18: heat-exchange tube
22,23: side plate
24: the cold-producing medium inflow entrance
25: inlet tube
25A: straight line portion (the second straight line portion)
25a: wide diameter portion
26: the cold-producing medium flow export
27: outlet
27A: straight line portion (the first straight line portion)
27a: reducing diameter part
28: connecting plate
29,31: through hole
29a, 31a: cylindrical flange
32,33,34: the section of becalming
The specific embodiment
Below, with reference to accompanying drawing embodiment of the present utility model is described.This embodiment be with based on heat exchanger application of the present utility model in the evaporimeter of air conditioning for automobiles.
In the following description, take the downstream (direction that represents with arrow X among Fig. 1 and Fig. 2) of the air that in adjacent heat-exchange tube ventilation gap each other, flows as before, take its opposition side as after, about Fig. 1, about as about, about.
In addition, in the following description, except comprising fine aluminium, also comprise aluminium alloy in the term of so-called " aluminium ".
Fig. 1 represents the overall structure of evaporimeter, and Fig. 2～Fig. 4 represents the structure of the major part of evaporimeter.
Among Fig. 1, evaporimeter 1 has on above-below direction the configuration of devices spaced apart ground and at upwardly extending aluminum the first catch box 2 of right and left and aluminum the second catch box 3, and is arranged on the heat exchange core 4 between two catch boxs 2,3.
The first catch box 2 has the refrigerant inlet liquid collecting section 5 (the first liquid collecting section) that is positioned at front side (direction of ventilation downstream), and is positioned at the refrigerant outlet liquid collecting section 6 (the second liquid collecting section) of rear side (direction of ventilation upstream side).Refrigerant inlet liquid collecting section 5 has, the tubular liquid collecting section main body 7 of both ends open and with the lid 8 of the both ends open of liquid collecting section main body 7 sealing.Refrigerant outlet liquid collecting section 6 has, both ends open and with the integrated tubular liquid collecting of the liquid collecting section main body 7 of refrigerant inlet liquid collecting section 5 section main body 9, and with the both ends open sealing of liquid collecting section main body 9 and with the lid 8 integrated lids 11 of refrigerant inlet liquid collecting section 5.The right part of refrigerant inlet liquid collecting section 5 and refrigerant outlet liquid collecting section 6 is compared with heat exchange core to right-hand outstanding.The second catch box 3 has, be positioned at the front side first in the middle of liquid collecting section 12 and be positioned at rear side second in the middle of liquid collecting section 13, the second catch boxs 3 first in the middle of liquid collecting section 12 inner and second in the middle of liquid collecting section 13 inner by suitable method connection.Liquid collecting section 12 has in the middle of first, the tubular liquid collecting section main body 14 of both ends open, with the lid 15 with the sealing of the both ends open of liquid collecting section main body 14, liquid collecting section 13 has in the middle of second, both ends open and with first in the middle of the integrated tubular liquid collecting of the liquid collecting section main body 14 section main body 16 of liquid collecting section 12, and with the both ends open sealing of liquid collecting section main body 16 and with first in the middle of the lid 15 integrated lids 17 of liquid collecting section 12.
Heat exchange core 4 as followingly consist of in this wise: by the heat-exchange tube group 19 that length direction is consisted of towards above-below direction and devices spaced apart shape arranged side by side ground configures on left and right directions a plurality of aluminum heat exchange tubes 18, arrange and be configured to multiple row at fore-and-aft direction, be configured to two row herein, in adjacent heat-exchange tube 18 ventilation gap each other of each heat-exchange tube group 19 and the outside of the heat-exchange tube 18 at the two ends, the left and right sides of each heat-exchange tube group 19, dispose respectively aluminum corrugated fin 21, and make its soldering on heat-exchange tube 18, further, the outside at the corrugated fin 21 at two ends, the left and right sides disposes respectively aluminum side plate 22,23, and make its soldering on corrugated fin 21.The up and down two ends of the heat-exchange tube 18 of front side heat-exchanger tube group 19 are connected with liquid collecting section 12 in the middle of refrigerant inlet liquid collecting section 5 and first, and the up and down both ends of the heat-exchange tube 18 of rear side heat-exchanger tube group 19 are connected with liquid collecting section 13 in the middle of refrigerant outlet liquid collecting section 6 and second.Corrugated fin 21 is common for former and later two heat-exchange tubes 18 of the heat-exchange tube group 19 before and after consisting of, and the width of its fore-and-aft direction is substantially equal to the interval of the posterior lateral margin of the cephalolateral margin of front side heat-exchanger tube 18 and rear side heat-exchanger tube 18.
Such as Fig. 2～shown in Figure 4, comparing with heat exchange core 4 on right-hand outstanding part of refrigerant inlet liquid collecting section 5 and refrigerant outlet liquid collecting section 6, the part towards heat exchange core 4 sides (downside) at the peripheral wall of the liquid collecting section main body 7 of refrigerant inlet liquid collecting section 5 is formed with cold-producing medium inflow entrance 24, and be connected with aluminum inlet tube 25 at cold-producing medium inflow entrance 24, the part towards heat exchange core 4 sides (downside) at the peripheral wall of the liquid collecting section main body 9 of refrigerant outlet liquid collecting section 6 is formed with cold-producing medium flow export 26, and is connected with aluminum outlet 27 at cold-producing medium flow export 26.The cross section of inlet tube 25 and outlet 27 is circular, have respectively straight line portion 25A, 27A, this straight line portion 25A, 27A extend to the pars intermedia of the height of heat exchange core 4 downwards from refrigerant inlet liquid collecting section 5 and refrigerant outlet liquid collecting section 6, that is to say to have from refrigerant inlet liquid collecting section 5 and refrigerant outlet liquid collecting section 6 and extend to straight line portion 25A, 27A till the pars intermedia of total length of heat-exchange tube 18.The straight line portion 27A of outlet 27 (the first straight line portion) compares with the straight line portion 25A (the second straight line portion) of inlet tube 25, is configured in the direction of ventilation upstream side.In addition, the leading section of straight line portion 25A, the 27A of inlet tube 25 and outlet 27 is to right-hand bending, and right- hand bend 25B, 27B engage with an aluminum expansion valve installing component 30.And inlet tube 25 and outlet 27 are communicated with the 30a of inflow section and the 30b of outflow section of expansion valve installing component 30.
The external diameter of outlet 27 is larger than the external diameter of inlet tube 25.Outlet 27 and inlet tube 25 are connected to via an aluminum connecting plate 28 on the cold-producing medium flow export 26 of the cold-producing medium inflow entrance 24 of refrigerant inlet liquid collecting section 5 and refrigerant outlet liquid collecting section 6, and this aluminum connecting plate 28 is on long on the fore-and-aft direction and lower surface with the refrigerant inlet liquid collecting section 5 that is bonded on the first catch box 2 across mode and refrigerant outlet liquid collecting section 6.On connecting plate 28, be formed with the through hole 29 that is communicated with cold-producing medium inflow entrance 24 and the through hole 31 that is communicated with cold-producing medium flow export 26.Two through holes 29,31 of connecting plate 28 are same diameter, and, larger and less than the external diameter of outlet 27 than the external diameter of inlet tube 25.Two through holes 29 on the connecting plate 28,31 around, be respectively the below standing shape and be wholely set cylindrical flange 29a, 31a (foreign side's standing shape), the wide diameter portion 25a that forms in the top ends of inlet tube 25 is inserted in the cylindrical flange 29a and is bonded on the cylindrical flange 29a, and the reducing diameter part 27a that forms in the top ends of outlet 27 is inserted in another cylindrical flange 31a and is bonded on the cylindrical flange 31a.
On the right plate 23 that is disposed on the end (right part) that is formed with cold-producing medium inflow entrance 24 and cold-producing medium flow export 26 sides of heat exchange core 4, width (direction of ventilation) at right plate 23 upward is provided with to devices spaced apart a plurality of sections of becalming, be three sections 32,33,34 of becalming, these sections of becalming hinder the gap of air between the straight line portion of right plate 23 and inlet tube 25 and outlet 27 by flowing herein.That is to say, be arranged to the length direction of refrigerant inlet liquid collecting section 5 and refrigerant outlet liquid collecting section 6 outside (right side) outstanding, thereby be positioned at than the straight line portion 27A (the first straight line portion) of the outlet 27 of direction of ventilation upstream side by the part between the part of direction of ventilation upstream side, two straight line portion 27A, the 25A and than the straight line portion 25A (the second straight line portion) of the inlet tube 25 in the direction of ventilation downstream part by the direction of ventilation downstream.The straight line portion 27A of the ratio outlet 27 on the right plate 23 is by the section of becalming 32 of direction of ventilation upstream side and the section of becalming 34 of leaning on the direction of ventilation downstream than the straight line portion 25A of inlet tube 25, be respectively by with the direction of ventilation upstream side edge of right plate 23 and edge, downstream straight form to right-hand bending, similarly, the section of becalming 23 of the part between two straight line portion 27A, the 25A on the right plate 23 is by the pars intermedia of the width of right plate 23 is bent to roughly to right-hand that the U font forms.
At least any one section of becalming of right plate 23 is all sections 32,33,34 of becalming herein, and is overlapping in the scope more than 1/3 of the external diameter of straight line portion 27A with the straight line portion 27A of outlet 27.That is, take the distance of the left and right directions of lap as Lmm, in the situation of Dmm, satisfy the relation (with reference to Fig. 3) of L 〉=D * 1/3 take the external diameter of straight line portion 27A.
In addition, interval between the outer peripheral face of the jag of the section of becalming 32 of the direction of ventilation upstream side edge of right plate 23 and the straight line portion 27A of outlet 27, interval between the outer peripheral face of the jag of the direction of ventilation upstream side wall portion 33a of the section of becalming 33 of the direction of ventilation pars intermedia of right plate 23 and the straight line portion 27A of outlet 27, interval between the outer peripheral face of the jag of the direction of ventilation downstream side wall portion 33b of the section of becalming 33 of the direction of ventilation pars intermedia of right plate 23 and the straight line portion 25A of inlet tube 25, and in the interval between the outer peripheral face of the straight line portion 25A of the jag of the section of becalming 34 of the edge, direction of ventilation downstream of right plate 23 and inlet tube 25 at least one be spaced apart below the 3.0mm, is below the 3.0mm for all intervals herein.At this, comprise 0mm below the 3.0mm.
Above-mentioned evaporimeter 1 is after with the assembling of all parts except inlet tube 11 and outlet 12, is undertaken temporary fixedly by suitable anchor clamps (jig), and in stove all parts together soldering is manufactured.
Evaporimeter 1 consists of compressor and also consists of the kind of refrigeration cycle of using fluorine class cold-producing medium as the condenser of refrigerant cooler the time, is equipped on vehicle for example on the automobile as air conditioning for automobiles.
In above-mentioned evaporimeter 1, when compressor start, the two phase refrigerant of the gas-liquid mixed phase that passes through from compressor, condenser and expansion valve is passed through by the through hole 29 of inlet tube 25 from connecting plate 28, enters in the refrigerant inlet liquid collecting section 5 through cold-producing medium inflow entrance 24.Enter into the cold-producing medium shunting in the refrigerant inlet liquid collecting section 5, and flow in the heat-exchange tube 18 of front side heat-exchanger tube group 19.
The cold-producing mediums that flow in the heat-exchange tube 18 flow downwards in heat-exchange tube 18, and enter into the second catch box 3 first in the middle of in the liquid collecting section 12, enter in the middle of the cold-producing mediums in the liquid collecting section 12 enter into second in the middle of first in the liquid collecting section 13.Enter into the shunting of the cold-producing medium in the liquid collecting section 13 in the middle of second, and flow in the heat-exchange tube 18 of rear side heat-exchanger tube group 19.
The cold-producing medium that flow in the heat-exchange tube 18 flows in heat-exchange tube 18 upward, enters in the refrigerant outlet liquid collecting section 6, and passes through from the through hole 31 of cold-producing medium outflow 26 and connecting plate 28, flows out to outlet 27.
And, cold-producing medium the heat-exchange tube 18 of front and back heat-exchange tube group 19 interior mobile during, the air that passes through with ventilation gap from heat exchange core 4 carries out heat exchange, thus, cold-producing medium becomes gas phase and flows out.At this moment, by the section of becalming 32,33,34 effect, can make the amount minimizing of flowing through the gap between straight line portion 25A, the 27A of right plate 23 and inlet tube 25 and outlet 27 and being helpless to the air of heat exchange, its result can suppress the reduction of heat exchanger effectiveness.
In the above-described embodiment, refrigerant inlet liquid collecting section 5 and refrigerant outlet liquid collecting section 6 are upper, and liquid collecting section 13 is lower in the middle of the first centre liquid collecting section 12 and second, but be not limited thereto, also can be that refrigerant inlet liquid collecting section 5 and refrigerant outlet liquid collecting section 6 are down, and liquid collecting section 13 be upper in the middle of the first centre liquid collecting section 12 and second.
In addition, in the above-described embodiment, the integral body of the downwind side liquid collecting section of the first catch box 2 is as refrigerant inlet liquid collecting section, and the integral body of its weather side liquid collecting section is as refrigerant outlet liquid collecting section, the integral body of the downwind side liquid collecting section of the second catch box 3 is as the first centre liquid collecting section, and the integral body of its weather side liquid collecting section is as liquid collecting section in the middle of second, but is not limited thereto.For example, also can be, in the downwind side liquid collecting section of the first catch box 2, length direction at the first catch box 2 is disposed with a plurality of sections, and the section of any end all can be used as refrigerant inlet liquid collecting section, similarly, and in the side of the being in the wind liquid collecting section, length direction at the first catch box 2 is disposed with a plurality of sections, and the section of any end all can be used as refrigerant outlet liquid collecting section.
Fig. 5 and Fig. 6 represent the variation of inlet tube 25 and outlet 27 and expansion valve installing component.
Among Fig. 5 and Fig. 6, on inlet tube 25 and outlet 27, right-hand bend is not set, and the bottom of straight line portion 25A, 27A is connected to right plate 23 and engages and be formed with on the aluminum pedestal 40 of expansion valve installing component 30.On pedestal 40, be provided with to devices spaced apart the first and second right- hand protuberance 41,42, the first right-hand protuberance 41 is embedded between the section of becalming 33 of the section of becalming 32 of direction of ventilation upstream side of right plate 23 and direction of ventilation pars intermedia, and, the second right-hand protuberance 42 is embedded between the section of becalming 34 in the section of becalming 33 of direction of ventilation pars intermedia and direction of ventilation downstream, under this state, pedestal 40 engages with right plate 23.
In addition, although omitted diagram, be formed with at pedestal 40, what make that the 30a of inflow section of inlet tube 25 and expansion valve installing component 30 is communicated with enters the effluent road, and make that outlet 27 and the 30b of outflow section be communicated with go out the effluent road.
The evaporimeter that heat exchanger of the present utility model is suitable as the kind of refrigeration cycle that consists of air conditioning for automobiles uses.
Claims (7)
1. heat exchanger comprises: heat exchange core, described heat exchange core have makes length direction towards a plurality of heat-exchange tubes of same direction and the configuration of devices spaced apart ground; With the first liquid collecting section and the second liquid collecting section, described the first liquid collecting section and the second liquid collecting section are in a side of the length direction of the heat-exchange tube of heat exchange core, so that length direction is arranged side by side on direction of ventilation towards the state of the orientation of heat-exchange tube, orientation both ends at the heat-exchange tube of heat exchange core dispose side plate, one end of the first liquid collecting section and the second liquid collecting section is compared to the orientation outside of heat-exchange tube outstanding with heat exchange core, in the first liquid collecting section comparing with heat exchange core to the outstanding part in the orientation of the heat-exchange tube outside on the wall of heat-exchange tube side, be formed with the cold-producing medium inflow entrance, and, in the second liquid collecting section comparing with heat exchange core to the outstanding part in the orientation of the heat-exchange tube outside on the wall of heat-exchange tube side, be formed with the cold-producing medium flow export, be connected with inlet tube at the cold-producing medium inflow entrance, and be connected with outlet at the cold-producing medium flow export, inlet tube and outlet have respectively the straight line portion of pars intermedia that extends to the total length of heat-exchange tube from the first liquid collecting section and the second liquid collecting section, it is characterized in that
On the side plate on the end of a side that is formed with cold-producing medium inflow entrance and cold-producing medium flow export that is disposed at heat exchange core, be provided with the section of becalming, this section of becalming hinders the gap of air between the straight line portion of this side plate and inlet tube and outlet to be flow through.
2. heat exchanger according to claim 1, it is characterized in that, on the described side plate, on the width of side plate, be provided with to devices spaced apart a plurality of sections of becalming, at least the straight line portion that is positioned at the direction of ventilation upstream side in the straight line portion of any one becalm section and inlet tube and outlet, overlapping in the scope more than 1/3 of the external diameter of this straight line portion.
3. heat exchanger according to claim 2, it is characterized in that, on the part of comparing with the first straight line portion that is positioned at the direction of ventilation upstream side in straight line portion inlet tube and outlet by the direction of ventilation upstream side on a described side plate, and on the part of comparing with the second straight line portion that is positioned at the direction of ventilation downstream in the straight line portion of inlet tube and outlet by the direction of ventilation downstream, and on the part between the first straight line portion and the second straight line portion, be provided with the section of becalming in the outstanding mode in the length direction outside to the first liquid collecting section and the second liquid collecting section respectively.
4. heat exchanger according to claim 3, it is characterized in that, the outer peripheral face of the first straight line portion and in the interval between the outer peripheral face of the interval between the jag of two adjacent sections of becalming of the both sides of the direction of ventilation of the first straight line portion and the second straight line portion and the jag in two adjacent sections of becalming of the both sides of the direction of ventilation of the second straight line portion at least one are spaced apart below the 3.0mm.
5. heat exchanger according to claim 3, it is characterized in that, comparing the section of becalming that is positioned at the direction of ventilation upstream side with the first straight line portion and comparing the section of becalming that is positioned at the direction of ventilation downstream with the second straight line portion on the described side plate is, respectively by with the direction of ventilation upstream side edge of side plate and edge, downstream straight crooked formation, the section of becalming that the first straight line portion on a described side plate and the part between the second straight line portion arrange is, bends to by the pars intermedia with the width of side plate that U font roughly forms.
6. heat exchanger according to claim 4, it is characterized in that, comparing the section of becalming that is positioned at the direction of ventilation upstream side with the first straight line portion and comparing the section of becalming that is positioned at the direction of ventilation downstream with the second straight line portion on the described side plate is, respectively by with the direction of ventilation upstream side edge of side plate and edge, downstream straight crooked formation, the section of becalming that the first straight line portion on a described side plate and the part between the second straight line portion arrange is, bends to by the pars intermedia with the width of side plate that U font roughly forms.
7. each described heat exchanger according to claim 1～6, it is characterized in that, the external diameter of outlet is larger than the external diameter of inlet tube, and the straight line portion of outlet is compared with the straight line portion of inlet tube and is configured in the direction of ventilation upstream side, outlet and inlet tube are via across a connecting plate that is bonded in the first and second liquid collecting section, be connected on the cold-producing medium flow export of the cold-producing medium inflow entrance of the first liquid collecting section and the second liquid collecting section, be formed with the through hole that is communicated with the cold-producing medium inflow entrance and the through hole that is communicated with the cold-producing medium flow export at connecting plate, two through holes of connecting plate are same diameter, and, external diameter than inlet tube is large and less than outlet external diameter, be wholely set cylindrical flange around two through holes on connecting plate with being respectively foreign side's standing shape, the wide diameter portion that forms at the leading section of inlet tube is inserted in the cylindrical flange and with cylindrical flange and engages, is inserted in another cylindrical flange and with cylindrical flange at the reducing diameter part of the leading section formation of outlet to engage.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011-135868 | 2011-06-20 | ||
| JP2011135868A JP5783815B2 (en) | 2011-06-20 | 2011-06-20 | Heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202648259U true CN202648259U (en) | 2013-01-02 |
Family
ID=47417357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220297733 Expired - Fee Related CN202648259U (en) | 2011-06-20 | 2012-06-19 | Heat exchanger |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5783815B2 (en) |
| CN (1) | CN202648259U (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102600972B1 (en) | 2018-12-28 | 2023-11-13 | 삼성전자주식회사 | Heat exchanger |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0682037B2 (en) * | 1986-06-23 | 1994-10-19 | 昭和アルミニウム株式会社 | Heat exchanger |
| JP2001330391A (en) * | 2000-05-19 | 2001-11-30 | Zexel Valeo Climate Control Corp | Heat exchanger |
| US20030159816A1 (en) * | 2002-02-22 | 2003-08-28 | Valeo Inc. | Heat exchanger apparatus with integrated supply/return tube |
| JP2003302188A (en) * | 2002-04-11 | 2003-10-24 | Denso Corp | Heat exchanger |
| JP2005195318A (en) * | 2003-12-09 | 2005-07-21 | Showa Denko Kk | Evaporator |
| JP4905014B2 (en) * | 2006-09-20 | 2012-03-28 | 株式会社富士通ゼネラル | Air conditioner |
| JP2008238223A (en) * | 2007-03-27 | 2008-10-09 | Denso Corp | Brazing method |
| JP5471309B2 (en) * | 2009-10-30 | 2014-04-16 | 株式会社富士通ゼネラル | Duct type air conditioner |
| JP5525805B2 (en) * | 2009-12-07 | 2014-06-18 | 株式会社ケーヒン・サーマル・テクノロジー | Heat exchanger |
-
2011
- 2011-06-20 JP JP2011135868A patent/JP5783815B2/en not_active Expired - Fee Related
-
2012
- 2012-06-19 CN CN 201220297733 patent/CN202648259U/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2013002761A (en) | 2013-01-07 |
| JP5783815B2 (en) | 2015-09-24 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130102 Termination date: 20200619 |
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| CF01 | Termination of patent right due to non-payment of annual fee |