CN203383927U - Heat exchanger - Google Patents
Heat exchanger Download PDFInfo
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- CN203383927U CN203383927U CN201320412819.XU CN201320412819U CN203383927U CN 203383927 U CN203383927 U CN 203383927U CN 201320412819 U CN201320412819 U CN 201320412819U CN 203383927 U CN203383927 U CN 203383927U
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- pipe
- opening
- end plate
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- heat exchanger
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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Abstract
An improved heat exchanger used for mobile application with a simple structure comprises a first end plate and a second end plate, wherein a first pipe is arranged between the first end plate and the second end plate; a second pipe concentrically aligned to the first pipe is further arranged between the first end plate and the second end plate; the diameter of the second pipe is larger than that of the first pipe, so that annular space between the first pipe and the second pipe is defined; the first pipe and the second pipe are welded to the first end plate and the second end plate; a first opening is located in one of the first end plate and the second end plate; a second opening is located in the first end plate; a third opening and a fourth opening are located in the second end plate; a spiral pipeline is arranged in the annular space and used for connecting the first opening with the third opening through the annular space; and the second opening and the fourth opening are communicated with a fluid in the annular space.
Description
Technical field
The application relates to a kind of for the heat exchanger at mobile application vaporization cryogenic liquid fuel.
Background technique
Known cryopump comprises the vaporizer that is integrated into pump assembly.The vaporizer that is commonly referred to as heat exchanger is arranged on hydraulic unit is connected in the axial annular space of pump.For example, claimant's U. S. Patent the 7th, disclose a kind of cryopump that comprises the vaporizer that is integrated into pump assembly for 607, No. 898.This is designed with several advantages, comprises the layout of its compactness.With the temperature of the cryogen be pumped, compare, the gasification process fluid of route by flange is relatively warm, and the hot junction that makes pump can be by the cryogen supercooling, thereby has reduced the possibility of freezing.Do not need to make the pipeline insulation between pump and vaporizer, and if vaporizer is positioned at the outside of LNG Liquefied natural gas (LNG) storage tank, needs are made to pipe-line wrapping.In some applications, vaporizer is integrated into to pump assembly and there is advantage.The gross weight of pump increases.The weight of flange assembly and complexity increase, because freezing mixture (for the heat exchanger of the LNG that vaporizes) must be routed to the interior evaporation device.
Due to many reasons, in some applications, vaporizer is positioned at the outside of cryopump.In pump, carry the process fluid pipe of pressurization cryogen to be routed the cylindrical sidewalls by pump, wherein it is connected with the exterior line that the cryogen of pressurizeing is delivered to vaporizer.There is the multiple Known designs for external carburettor, for example, the plate and frame vaporizer.In shell pipe type design, coil pipe is arranged in cylindrical shell, and a kind of fluid coil pipe and one other fluid housing of flowing through of flowing through.
Random force and vibration in mobile application are applied to a large amount of stress on vaporizer.These stress can impel joint and seam premature fatigue and the damage in conventional vaporizer.When the process fluid in vaporizer is cryogen (such as liquid gas fuel), joint and the seam of the Sealing of employing such as o type ring are collapsible.This can cause fuel leak, thereby causes fuel loss, lowers efficiency and increases engineering time.
The present situation of related domain is the technology lacked for the low temp fuel of vaporizing.This device provides a kind of heat exchanger of the improvement for the low temp fuel of vaporizing.
The model utility content
Improved heat exchanger comprises the first end plate and the second end plate.The first pipe is arranged between the first end plate and the second end plate.The second pipe manage concentric alignment with first and also be arranged on the first end plate and the second end plate between.The second pipe has the diameter of the diameter that is greater than the first pipe, thereby defines annular space therebetween.The first pipe and the second pipe are soldered to the first end plate and the second end plate.The first opening is arranged in the first end plate and the second end plate one.The second opening is arranged in the first end plate and the second end plate one.The 3rd opening and the 4th opening are arranged in the second end plate.Helical pipe is arranged in annular space, and by annular space, the first opening is connected with the 3rd opening.The second opening and the 4th opening are communicated with the annular space fluid.
Following characteristics can be individually or with the form of combination the preferred embodiment for heat exchanger.Pad can be at least along the part of the outer surface of the first pipe and between helical pipe and the first pipe.The pad supporting pipeline also suppresses vibration.The opposite end of helical pipe is extensible passes through the first opening and the 3rd opening, and helical pipe can be soldered to the heat exchanger of the first opening and the 3rd opening.Heat exchanger can comprise the first accessory, the second accessory, the 3rd accessory and the 4th accessory that is respectively welded to the first opening, the second opening, the 3rd opening and the 4th opening.The first accessory and the 3rd accessory can be forged respectively or be soldered in the opposite end of helical pipe.Drain valve in the second pipe can be provided to emptying annular space.The carriage be connected with the second pipe is fixed to supporting structure by heat exchanger and separates with supporting structure.Heat tape can be connected with at least one in the outer surface of the internal surface of the first pipe and the second pipe.Between the first end plate and the second end plate and the first pipe and the second pipe, and all joints and seam between the first accessory, the second accessory, the 3rd accessory and the 4th accessory and the first end plate and the second end plate can be soldered.Helical pipe can comprise the first spiral section and the second spiral section, the first spiral section and the second spiral section concentric alignment and overlapping.When the first spiral section and the second spiral section are independent pipeline, they can be connected to manifold, make process fluid by the manifold spiral section of flowing through.When the first opening and the second opening are arranged in the second end plate, heat exchanger also can comprise the 3rd pipe, and the 3rd pipe is managed concentric alignment with the first pipe and second and between the first pipe and the second pipe, and extends towards the first end plate from the second end plate.The second opening is communicated with the first space fluid between the 3rd pipe and the second pipe, and the 4th opening is communicated with the Second gap fluid between the 3rd pipe and the first pipe.The first space is communicated with the Second gap fluid near the first end plate.
Improve heat-exchange device and comprise heat exchanger, liquid gas fuel supply and internal combustion engine.Heat exchanger comprises the first end plate and the second end plate.The first pipe is arranged between the first end plate and the second end plate.The second pipe manage concentric alignment with first and also be arranged on the first end plate and the second end plate between.The second pipe has the diameter of the diameter that is greater than the first pipe, thereby defines annular space therebetween.The first pipe and the second pipe are soldered to the first end plate and the second end plate.The first opening is arranged in the first end plate and the second end plate one.The second opening is arranged in the first end plate and the second end plate one.The 3rd opening and the 4th opening are arranged in the second end plate.Helical pipe is arranged in annular space, and by annular space, the first opening is connected with the 3rd opening.The second opening and the 4th opening are communicated with the annular space fluid.Internal combustion engine comprises by the cooling system pump of cooling circuit pumping engine coolant.The first opening receives the liquid gas fuel of supplying with from liquid gas fuel, and the second opening receives the engine coolant from the cooling system pump.The engine coolant liquid gas fuel of vaporizing in heat exchanger of heating, make internal combustion engine receive from the bog fuel of the 3rd opening with from the engine coolant of the 4th opening.Liquid gas fuel can be LNG Liquefied natural gas.
At heat exchanger, be oriented in vertical position and the first opening and the second opening are arranged in the first end plate, then the first end plate is arranged in the embodiment that bottom and the second end plate are positioned at top.The first accessory, the second accessory, the 3rd accessory and the 4th accessory can be respectively welded to the first opening, the second opening, the 3rd opening and the 4th opening.In preferred embodiments, pad is at least along the part of the outer surface of the first pipe and between helical pipe and the first pipe.The pad supporting pipeline also suppresses vibration.In another preferred embodiment, heat-exchange device comprises the first outside appurtenances and the second outside appurtenances.The first opening that the opposite end of helical pipe extends through heat exchanger is connected with the second outside appurtenances with the 3rd opening and with corresponding the first outside appurtenances.Helical pipe is soldered to the heat exchanger of the first opening and the 3rd opening hermetically.
The accompanying drawing explanation
Fig. 1 is the schematic elevation view according to the cross section of the heat exchanger of an embodiment.
Fig. 2 is the schematic diagram of heat-exchange device that comprises the heat exchanger of Fig. 1.
Fig. 3 is the exploded isometric view according to the heat exchanger of another embodiment.
Fig. 4 is the exploded isometric view according to the heat exchanger of another embodiment.
Fig. 5 is the cross-sectional view of the heat exchanger of Fig. 4.
Fig. 6 is the cross-sectional view along the heat exchanger of Fig. 5 of line 6-6 ' intercepting.
Fig. 7 is the detailed view of manifold of the heat exchanger of Fig. 6.
Fig. 8 is the cross-sectional view according to the heat exchanger of another embodiment.
Embodiment
With reference to figure 1, show employing and be particularly suitable for the novel designs of vaporization low temp fuel in mobile application and the heat exchanger 10 of structure.Heat exchanger 10 comprises a pair of concentric tube, and this concentric tube comprises inner tube 20 and the outer tube 30 with common axis 40.By pipe is soldered to end plate 50 and end plate 60 will manage 20 and pipe 30 fixing in position.End plate 50 have a pair of towards circular groove 55(not shown), and end plate 60 have a pair of towards circular groove 65(not shown), will manage accordingly 20 and pipe 30 insert in described circular groove, contributed to before welding location and aim at described pipe.Accessory 90 and accessory 100 are inserted in the opening 70 and opening 80 of end plate 50, and secure it to opening 70 and opening 80 by welding.Similarly, accessory 130 and accessory 140 are inserted in the opening 110 and opening 120 of end plate 60, and secure it to opening 110 and opening 120 by welding.Annular space 150 by the pipe 20 and manage between 30 and end plate 50 and end plate 60 between space define.Pipeline 160 is generally the form around the spiral thing of inner tube 20 extensions, and by annular space 150, accessory 100 is connected with accessory 140.In preferred embodiments, each end of pipeline 160 is forged to corresponding accessory 100 and accessory 140.In other embodiments, each end of pipeline 160 can be soldered to corresponding accessory 100 and accessory 140.In further embodiment also, each end of pipeline 160 is extensible by corresponding opening 80 and opening 120, make pipeline 160 be soldered to hermetically opening 80 and opening 120, in such embodiments, do not need accessory 100 and accessory 140, yet, can adopt the accessory of heat exchanger 10 outsides to connect each end that extends through the pipeline 160 of opening 80 and opening 120 by exterior line.Pad 170 rests at least a portion of outer surface of inner tube 20 and extends along at least a portion of the outer surface of inner tube 20, and supporting pipeline 160.Pad is used for being suppressed at the vibration occurred in vehicular applications and mobile application.If, in the situation that do not suppress, pipeline 160 is suspended in annular space 150, can accelerate the fatigue be connected between pipeline 160 and accessory 100 and accessory 140 in the normal vibration of the vehicle of road driving so.Core 180 is generally hollow, and keeps isolation with annular space 150.As be explained in more detail hereinafter, this has reduced by the cross-sectional flow area of heat exchanger 10, thereby advances the speed and contact to increase turbulent flow and heat transmission with coil.The outer surface that the heat tape (not shown) can be applied to pipe 20 internal surface and pipe 30 with when coolant temperature is too low (for example,, during cold start-up or in perishing surrounding environment) additional heat is provided.Also be called as electrically heat tracing ribbon heater and usually adopt the form that is provided to and manages 20 electrical heating elements that directly contact with the respective surfaces of managing 30.Thermal insulation preferably is applied on ribbon heater to return to heat and increases the efficiency of this type of heating system.With the conventional heat exchanger that does not have hollow centre, compare, subject apparatus provides larger surface area with for heat being introduced to annular space 150.Carriage 190 and carriage 200 allow heat exchanger 10 for example by screw or by soldering point, to be connected to supporting structure, and isolate to allow outer tube 30 ambient airs to flow with supporting structure, or provide space to hold ribbon heater and to allow insulation.For the purpose of maintenance, the heat-exchange fluid that drain valve 210 allows in the emptying annular space 150 of heat exchanger 10, and without disconnecting heat exchanger and the connection that is connected to the pipeline of engine cooling system.In other embodiments, heat-exchange fluid can be discharged by accessory 90 or accessory 130.In preferred embodiments, end plate 55 and end plate 65 and pipe 20 and manage between 30, between accessory 90, accessory 100, accessory 130 and accessory 140 and end plate 55 and end plate 65, and joint and seam between pipeline 160 and accessory 100 and accessory 140 are soldered.
At process fluid, be in the application of cryogen, such as when LNG Liquefied natural gas (LNG) while being vaporized, said modules is stainless steel, because cold process fluid creates condensation the humidity around the heat exchanger 10 of environment of corrodible other material.Annular space 150 is enough greatly to allow flow of heat exchange fluid, even when the film temperature near helical pipe 160 becomes enough cold to freeze and to reduce the fluid ability of heat-exchange fluid, when heat-exchange fluid is engine coolant, described heat-exchange fluid can be the water-ethylene glycol mixture.Eliminate the demand to Sealing for the soldering point of above-mentioned heat exchanger 10, this therein Sealing under can't standing the large-scale situation of surrounding environment and low temperature, to have in the cryogenic applications of tendency of seepage be favourable.For example, when cooling, the transformation of o type ring experience liquid glass, this is also referred to as the rubber glass transition.When o type ring during just in time lower than its glass transition temperature, it can lose, and it is crooked and form the ability of suitable Sealing.Between helical pipe 160 and the inner tube 20 and space between helical pipe 160 and outer tube 30 increases the turbulent flow of heat-exchange fluid, because fluid is around Flows, this has increased the heat transmission between heat-exchange fluid and process fluid.
With reference to figure 1 and Fig. 2, in operation, the cryopump (not shown) that pipeline 220 is supplied with pressurized liquid gas fuel 230 from liquid gas fuel is delivered to inlet fitting 100.The cooling system pump is the part of internal combustion engine system 250, and it is by engine cooling system pumping engine coolant, and in described engine cooling system, engine coolant is heated by the cooling collar relevant to engine of flowing through usually.Then, by pipeline 260, the engine coolant of heating is guided to inlet fitting 130, wherein the engine coolant of heating pours in annular space 150 and exits by outlet accessory 90, thereby turns back to engine 250 by pipeline 270.Along with liquid gas fuel is pumped through pipeline 160, its heated engine coolant vaporization, thus with gaseous state or supercritical state, by outlet accessory 130, exit, and then by pipeline 240, be delivered to downstream user, such as automotive engine system 250.In application, wherein the at right angle setting heat exchanger 10, then advise that liquid gas fuel passes through bottom accessory (accessory 100 or accessory 140, this depends on orientation) and enters, because, when liquefied fuel is vaporized, it will be the trend of rise.Suggestion counter-current gas fuel and engine coolant are poor with the heat that maximizes these two kinds of fluids, and to strengthen vaporization, yet this is dispensable.
Refer now to Fig. 3, according to another embodiment diagram heat exchanger 11.The same parts of heat exchanger 11 and the previous follow-up all embodiments of embodiment are illustrated by identical reference number, and if possible, may not discussed in detail.Helical pipe 161 is similar with pipeline 160, but the opposite end of pipeline 161 extends through respectively respective openings 70 and opening 120 in end plate 51 and end plate 61, and then pipeline is soldered to the end plate of opening, thereby eliminates the demand to accessory 100 and accessory 140.If necessary, can adopt the outside appurtenances (not shown) that the opposite end of pipeline 161 is connected to the exterior line (not shown).End plate 51 and end plate 61 both all as the wall that defines the annular space (being similar to annular space 150) formed by pipe 20 and pipe 30 and end plate 51 and end plate 61, and also as the support of the installation for heat exchanger 11.Heat exchanger 11 can be connected to end plate 51 and end plate 61 supporting structure or alternatively be installed on supporting structure by welding by using fastening piece (using hole 320).The inner tube 20 for welding between erecting stage is supported and is positioned in hole 300 in end plate 51 and the hole in end plate 61 310.Outer tube 30 can by between erecting stage for the fixture (not shown) of welding supported and location, or alternatively, can adopt annular space (not shown) in end plate 51 and end plate 61 with for this type of purpose.
Refer now to Fig. 4 to Fig. 7, according to another embodiment, heat exchanger 12 is shown.Helical pipe 163 is positioned at the core of helical pipe 162, and both all are positioned at the annular space (being similar to annular space 150) defined by pipe 20 and pipe 30 and end plate 52 and end plate 62.Manifold 330 is soldered to hermetically near the pipeline 162 of end plate 52 and the end of pipeline 163, makes process fluid to flow to another pipeline from a pipeline by manifold.The end 340 of pipeline 162 extends through the opening 81 in end plate 62, and the end 350 of pipeline 163 extends through opening 121.Pipeline 162 is soldered to the end plate 62 at opening 81 places, and pipeline 163 is soldered to the end plate 62 at opening 121 places.Process fluid enters the heat exchanger 12 in pipeline 162 by opening 81, and exits the heat exchanger 12 by pipeline 163 by opening 121, and the established technology fluid enters and exits by end plate 62.Yet, in other embodiments, with the flow direction of describing described in the disclosure, to compare, the direction of the process fluid in pipeline 162 and pipeline 163 can be reverse.In other embodiments, pipeline 162 and pipeline 163 can be to comprise concentrically with respect to one another and overlapping internal helicoid section and the single pipeline of external helicoid section, make and do not need manifold 330.Heat-exchange fluid enters heat exchanger 12 by accessory 130 and opening 110, and exits by opening 70 and accessory 90.With flow direction described herein, compare, in other embodiments, the direction of heat-exchange fluid can be reverse.The spiral thing of pipeline 162 and pipeline 163 is illustrated in the close alignment of contiguous respective tube 20 and pipe 30.In other embodiments, pipeline 162 and pipeline 163 can separate with corresponding pipe 20 and pipe 30, and the spiral thing can be spaced, make heat-exchange fluid flowing between the spiral thing or on every side separately, to maximize the surface area between pipeline and heat-exchange fluid.Heat exchanger 12 can be arranged with in many ways (such as common horizontal alighnment, usually perpendicular alignmnet and therebetween aim at) operated.
Refer now to Fig. 8, according to another embodiment, heat exchanger 13 is shown.End plate 63 comprise opening 81 and opening 121(not shown), the end 350 that the end 340 of pipeline 162 extends through opening 81 and pipeline 163 extends through opening 121.Heat-exchange fluid (for example, engine coolant) by the engine heat heating enters and leaves heat exchanger 13 by the respective accessory 91 and 130 in end plate 63.With pipe 20 with manage 30 with one heart and at pipe 20 and the pipe 25 of managing between 30, the helical pipe 162 in heat exchanger 13 is separated with helical pipe 163, and 53 extensions from end plate 63 towards end plate, stay annular opening so that internal voids 54 is connected to external void 56.Can be by from managing 25, moving to pipe 20 and/or manage one or more cross axles of 30 and come support tube 25 near end plate 63.Engine coolant can flow on either direction.In preferred embodiments, engine coolant is contrary with the flow direction of the process fluid of flow through pipeline 162 and pipeline 163.This embodiment has following advantage: will with the heat-exchange fluid of Flows around transporting the gasification process fluid, separate around the heat-exchange fluid of the Flows that transports cold liquefaction process fluid.
Although illustrated and described particular element of the present utility model, embodiment and application, but will understand, the utility model is not limited to this, because in the situation that do not break away from the scope of the present disclosure and, especially in view of aforementioned instruction, those skilled in the art can modify.
Claims (22)
1. a heat exchanger, is characterized in that, it comprises
The first end plate and the second end plate;
The first opening, it is arranged in described the first end plate and described the second end plate one;
The second opening, it is arranged in described the first end plate and described the second end plate one;
The 3rd opening and the 4th opening, it is arranged in described the second end plate;
The first pipe, it is arranged between described the first end plate and described the second end plate;
The second pipe, itself and described first the pipe concentric alignment and also be arranged on described the first end plate and described the second end plate between, described the second pipe has the diameter of the diameter that is greater than described the first pipe, thereby define annular space therebetween, described the first pipe and described the second pipe are soldered to described the first end plate and described the second end plate;
Helical pipe, it is arranged in described annular space and by described annular space described the first opening is connected with described the 3rd opening; With
Described the second opening and described the 4th opening, it is communicated with described annular space fluid.
2. heat exchanger according to claim 1, it is characterized in that, it further comprises at least along the part of the outer surface of described the first pipe and the pad between described helical pipe and described the first pipe, and described pad supports described pipeline and suppresses vibration.
3. heat exchanger according to claim 1, is characterized in that, the opposite end of described helical pipe extends through described the first opening and described the 3rd opening, and described helical pipe is soldered to described the first opening and described the 3rd opening.
4. heat exchanger according to claim 1, is characterized in that, it further comprises the first accessory, the second accessory, the 3rd accessory and the 4th accessory that is respectively welded to described the first opening, the second opening, the 3rd opening and the 4th opening.
5. heat exchanger according to claim 4, is characterized in that, the opposite end of described helical pipe is forged to described the first accessory and described the 3rd accessory respectively.
6. heat exchanger according to claim 4, is characterized in that, the opposite end of described helical pipe is respectively welded to described the first accessory and described the 3rd accessory.
7. heat exchanger according to claim 4, it is characterized in that, between described the first end plate and described the second end plate and described the first pipe and described the second pipe, and all joints and seam between described the first accessory, described the second accessory, described the 3rd accessory and described the 4th accessory and described the first end plate and described the second end plate are soldered.
8. heat exchanger according to claim 1, is characterized in that, it further comprises the drain valve that is arranged in described the second pipe, and described drain valve is for emptying described annular space.
9. heat exchanger according to claim 1, is characterized in that, it further comprises the carriage for described heat exchanger is fixed to supporting structure and separates with described supporting structure.
10. heat exchanger according to claim 1, is characterized in that, it further comprises at least one heat tape be connected in the outer surface with the internal surface of described the first pipe and described the second pipe.
11. heat exchanger according to claim 1, is characterized in that, described helical pipe comprises the first spiral section and the second spiral section, described the first spiral section and described the second spiral section concentric alignment and overlapping.
12. heat exchanger according to claim 11, is characterized in that, it further comprises the manifold that described the first spiral section is connected with described the second spiral section.
13. heat exchanger according to claim 1, it is characterized in that, when described the first opening and described the second opening are arranged in described the second end plate, it further comprises the 3rd pipe, described the 3rd pipe and described the first pipe and described the second pipe concentric alignment and described first manage and described the second pipe between, and extend towards described the first end plate from described the second end plate, described the second opening is communicated with the first space fluid between described the 3rd pipe and described the second pipe, and described the 4th opening is communicated with the Second gap fluid between described the 3rd pipe and described the first pipe, described the first space is communicated with the described Second gap fluid near described the first end plate.
14. a heat-exchange device, is characterized in that, it comprises:
Heat exchanger, it comprises:
The first end plate and the second end plate;
The first opening, it is arranged in described the first end plate and described the second end plate one;
The second opening, it is arranged in described the first end plate and described the second end plate one;
The 3rd opening and the 4th opening, it is arranged in described the second end plate;
The first pipe, it is arranged between described the first end plate and described the second end plate;
The second pipe, itself and described first the pipe concentric alignment and also be arranged on described the first end plate and described the second end plate between, described the second pipe has the diameter of the diameter that is greater than described the first pipe, thereby define annular space therebetween, described the first pipe and described the second pipe are soldered to described the first end plate and described the second end plate;
Helical pipe, it is arranged in described annular space and by described annular space described the first opening is connected with described the 3rd opening; With
Described the second opening and described the 4th opening are communicated with described annular space fluid.
Liquid gas fuel is supplied with;
Internal combustion engine, it comprises by the cooling system pump of cooling circuit pumping engine coolant;
Wherein said the first opening receives the liquid gas fuel of supplying with from described liquid gas fuel, and described the second opening receives the engine coolant from described cooling system pump, the engine coolant liquid gas fuel of vaporizing in described heat exchanger of heating, make described internal combustion engine receive from the bog fuel of described the 3rd opening with from the engine coolant of described the 4th opening.
15. heat-exchange device according to claim 14, is characterized in that, described liquid gas fuel is LNG Liquefied natural gas.
16. heat-exchange device according to claim 14, it is characterized in that, when described heat exchanger is oriented in vertical position and described the first opening and described the second opening while being arranged in described the first end plate, then described the first end plate is positioned at bottom and described the second end plate is positioned at top.
17. heat-exchange device according to claim 14, it is characterized in that, it further comprises at least along the part of the outer surface of described the first pipe and the pad between described helical pipe and described the first pipe, and described pad supports described pipeline and suppresses vibration.
18. heat-exchange device according to claim 14, is characterized in that, it further comprises the first accessory, the second accessory, the 3rd accessory and the 4th accessory that is respectively welded to described the first opening, the second opening, the 3rd opening and the 4th opening.
19. heat-exchange device according to claim 14, is characterized in that, described helical pipe comprises the first spiral section and the second spiral section, described the first spiral section and described the second spiral section concentric alignment and overlapping.
20. heat-exchange device according to claim 14, is characterized in that, it further comprises the manifold that described the first spiral section is connected with described the second spiral section.
21. heat-exchange device according to claim 14, it is characterized in that, it further comprises the first accessory and the second accessory, the opposite end of described helical pipe extends through respectively described the first opening and described the 3rd opening, and with corresponding the first accessory, with the 3rd accessory, be connected, described helical pipe is soldered to the described heat exchanger of described the first opening and described the 3rd opening hermetically.
22. heat exchanger according to claim 14, it is characterized in that, when described the first opening and described the second opening are arranged in described the second end plate, it further comprises the 3rd pipe, described the 3rd pipe and described the first pipe and described the second pipe concentric alignment and described first manage and described the second pipe between, and extend towards described the first end plate from described the second end plate, described the second opening is communicated with the first space fluid between described the 3rd pipe and described the second pipe, and described the 4th opening is communicated with the Second gap fluid between described the 3rd pipe and described the first pipe, described the first space is communicated with the described Second gap fluid near described the first end plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320412819.XU CN203383927U (en) | 2013-07-11 | 2013-07-11 | Heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320412819.XU CN203383927U (en) | 2013-07-11 | 2013-07-11 | Heat exchanger |
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| Publication Number | Publication Date |
|---|---|
| CN203383927U true CN203383927U (en) | 2014-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320412819.XU Expired - Lifetime CN203383927U (en) | 2013-07-11 | 2013-07-11 | Heat exchanger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111058972A (en) * | 2018-10-16 | 2020-04-24 | 麦格纳斯太尔燃油系统公司 | Motor vehicle with a liquid container |
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2013
- 2013-07-11 CN CN201320412819.XU patent/CN203383927U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111058972A (en) * | 2018-10-16 | 2020-04-24 | 麦格纳斯太尔燃油系统公司 | Motor vehicle with a liquid container |
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