CN217403207U - Heat exchanger - Google Patents
Heat exchanger Download PDFInfo
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- CN217403207U CN217403207U CN202122764902.0U CN202122764902U CN217403207U CN 217403207 U CN217403207 U CN 217403207U CN 202122764902 U CN202122764902 U CN 202122764902U CN 217403207 U CN217403207 U CN 217403207U
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- heat exchange
- shell
- main body
- exchange tube
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/56—Heat recovery units
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model relates to a heat exchanger, including main part and the shell that sealed lid closed each other, be equipped with the heat transfer runner along their length direction spiral between main part and the shell, the head end of heat transfer runner is equipped with the first water supply connector, the tail end that stretch out main part and/or shell head end and is equipped with the first water connectors that stretch out main part and/or shell tail end, spiral is equipped with the heat exchange tube in the heat transfer runner, the heat exchange tube diameter is less than the diameter of heat transfer runner, the head end of heat exchange tube is equipped with the second water connectors that stretch out main part and/or shell tail end, the tail end of heat exchange tube is equipped with the second water connectors that stretch out main part and/or shell head end. The utility model discloses a during the heat exchanger assembly, earlier in spiral helicine heat exchange tube screw in heat transfer runner, then connect second water connectors, second water supply connector, again the main part with the sealed lid of shell close can, assembly operation is simpler, the product uniformity is strong, the heat transfer effect is reliable and stable.
Description
Technical Field
The utility model relates to a heat exchange technology field specifically is a heat exchanger.
Background
The heat exchanger can be widely applied to products such as water dispensers, water heaters and the like, and is mainly used for heat exchange of cold water and hot water so as to achieve the effect of adjusting the outlet water temperature or achieving waste heat recovery.
For example, chinese patent CN213984713U discloses a bimetallic strip water channel type heat exchanger, which comprises a main body and a cover body, wherein the main body is covered and connected with each other, the main body is provided with a water inlet, a first water channel and a water outlet which are arranged along a continuous circuitous trend, the first water channel is provided with two metal sheets which are arranged along the circuitous trend of the first water channel, the two metal sheets are vertically arranged and parallel to each other, a gap is left between the two metal sheets to form a second water channel, the main body is provided with a heat exchange water inlet and a heat exchange water outlet which are connected with two ends of the second water channel, the bimetallic strip water channel type heat exchanger further comprises a first sealing rubber plate and a second sealing rubber plate, the bottom surface of the first sealing rubber plate is arranged at the inner bottom of the main body, the bottoms of the two metal sheets are arranged at the top surface of the first sealing rubber plate, the bottom surface of the second sealing rubber plate is covered and connected with the top surfaces of the two metal sheets, the inner bottom of the cover body is covered and connected with the top surfaces of the main body and the second sealing rubber plate, the cover body and the main body are mutually covered, and the first sealing rubber plate, the two metal sheets and the second sealing rubber plate are mutually pressed and sealed to form a second water channel.
The heat exchanger with the structure is used for heat exchange, the first water channel and the second water channel are formed by the two metal sheets, the heat exchange effect (such as water channel flow and heat exchange efficiency) of the heat exchanger is directly influenced by the parallelism of the two metal sheets, the assembly precision requirement is high, the product consistency is poor, and the heat exchanger with the structure is usually of a plate type structure, occupies a large area and is not beneficial to the structure and appearance design of products (such as a water dispenser).
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the not enough of above-mentioned prior art existence, and provide a heat exchanger, its simple structure, assembly require low, the product uniformity is strong.
The purpose of the utility model is realized like this:
the utility model provides a heat exchanger, includes main part and the shell that sealed lid closed each other, be equipped with the heat transfer runner along their length direction spiral between main part and the shell, the head end of heat transfer runner is equipped with the first water supply connector, the tail end that stretch out main part and/or shell head end and is equipped with the first water connectors that stretch out main part and/or shell tail end, the spiral is equipped with the heat exchange tube in the heat transfer runner, the heat exchange tube diameter is less than the diameter of heat transfer runner, the head end of heat exchange tube is equipped with the second water connectors that stretch out main part and/or shell tail end, the tail end of heat exchange tube is equipped with the second water supply connector that stretches out main part and/or shell head end.
The heat exchange tube is made of a material with good heat conductivity.
The heat exchange tube is made of metal, ceramic or glass material.
The main body and the shell are made of metal or plastic.
The main body is in a hollow cylinder shape.
The shell is sealed and covered on the periphery of the outer wall of the main body, and the heat exchange flow channel is arranged on the outer wall of the main body or the inner wall of the shell.
And the heat exchange runner is provided with a plurality of convex parts for jacking the heat exchange tube.
The main body and/or the outer shell are/is coated with an insulating layer.
The utility model has the advantages as follows:
when the heat exchanger is assembled, the spiral heat exchange tube is screwed into the heat exchange flow channel, then the second water outlet connector and the second water inlet connector are connected, and then the main body and the shell are sealed and covered, so that the heat exchanger is simpler in assembly operation, strong in product consistency and stable and reliable in heat exchange effect.
In addition, the middle part of the heat exchanger can be designed into a hollow cylinder shape, so that the space can be saved for placing other electrical elements, the space is saved, and the structure and appearance design space of a product applying the heat exchanger are larger.
Drawings
Fig. 1 is a perspective view of a heat exchanger according to a first embodiment of the present invention.
Fig. 2 is a partial sectional view of a heat exchanger according to a first embodiment of the present invention.
Fig. 3 is a schematic diagram of a heat exchanger according to a second embodiment of the present invention.
Fig. 4 is a schematic diagram of a heat exchanger according to a third embodiment of the present invention.
Fig. 5 is a cross-sectional view of a heat exchanger according to a fourth embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
Referring to fig. 1 to 4, the heat exchanger includes a main body 1 and a shell 3 which are hermetically covered with each other (the shell 3 of this embodiment is divided into a shell member on the top side and a shell member on the bottom side, as will be understood by those skilled in the art), a heat exchange flow channel 11 is spirally provided between the main body 1 and the shell 3 along the length direction thereof, a first water inlet connector 12 extending out of the head end of the main body 1 and/or the shell 3 is provided at the head end of the heat exchange flow channel 11 (as shown in the figure, the first water inlet connector 12 of this embodiment extends out of the main body 1 and the shell 3 at the same time), a first water outlet connector 13 extending out of the tail end of the main body 1 and/or the shell 3 is provided at the tail end of the heat exchange flow channel 11 (as shown in the figure, the first water outlet connector 13 of this embodiment extends out of the main body 1 and the shell 3 at the same time), a heat exchange tube 2 is spirally provided in the heat exchange flow channel 11 (i.e. the heat exchange tube 2 is in a spiral tubular shape with a spiral amplitude corresponding to the spiral amplitude of the heat exchange flow channel 11, those skilled in the art can understand that the diameter of the heat exchange tube 2 is smaller than that of the heat exchange flow channel 11, the head end of the heat exchange tube 2 is provided with a second water outlet joint 21 extending out of the tail end of the main body 1 and/or the shell 3 (as shown in the figure, the second water outlet joint 21 of the present embodiment extends out from the top side of the shell 3), and the tail end of the heat exchange tube 2 is provided with a second water inlet joint 22 extending out of the head end of the main body 1 and/or the shell 3 (as shown in the figure, the second water inlet joint 22 of the present embodiment extends out from the bottom side of the shell 3).
When the heat exchanger is used, cold water preferably flows in through the first water inlet joint 12, hot water preferably flows in through the second water inlet joint 22, the cold water and the hot water respectively flow through the heat exchange runner 11 and the heat exchange tube 2 to exchange heat with each other, the cold water is heated immediately and flows out from the first water outlet joint 13, the hot water is cooled immediately and flows out from the second water outlet joint 21, and exchange of the cold water and the hot water is realized.
During the assembly of the heat exchanger, because the spiral amplitude of the heat exchange tube 2 is equivalent to that of the heat exchange runner 11, the heat exchange tube 2 can be simply screwed into the heat exchange runner 11, and after the heat exchange tube 2 is connected with the second water outlet connector 22 and the second water inlet connector 21, the main body 1 and the shell 3 are hermetically covered, so that the assembly operation is simpler, the product consistency is strong, and the heat exchange effect is stable and reliable. The heat exchange tube 2, the second water outlet connector 22 and the second water inlet connector 21 of the present embodiment are assembled in a split manner, and the second water outlet connector 22 and the second water inlet connector 21 are formed by bending the two ends of the heat exchange tube 2 after the heat exchange tube 2 is screwed into the heat exchange flow channel 11. As for the sealing and covering of the main body 1 and the housing 3, the prior art methods of gluing, welding, etc. can be adopted, and those skilled in the art can understand all the methods.
Further, the heat exchange pipe 2 is made of a material having good thermal conductivity to improve the heat exchange effect of the cold water and the hot water, and preferably, the heat exchange pipe 2 may be made of a metal, a ceramic or a glass material, as will be understood by those skilled in the art.
Further, main part 1, shell 3 make through metal or plastics, are convenient for seal each other and close, and metal material makes, can improve the heat transfer effect to a certain extent, and plastic material makes, can improve the heat preservation effect to a certain extent, when avoiding the heat transfer, and the heat runs off to the external world more, and technical personnel in the field all can understand.
Further, main part 1 is hollow tube-shape, and main part 1 of this embodiment is hollow tube-shape, makes the heat exchanger middle part form hollow tube-shape, and the structural design of this hollow tube-shape can vacate the space and place other electrical components (such as temperature controller, control panel, water pump etc.), practices thrift the space more, makes the structure of the product of using it, appearance design space bigger.
Further, the outer shell 3 is hermetically covered on the periphery of the outer wall of the main body 1, and the heat exchange flow channel 11 is arranged on the outer wall of the main body 1 or the inner wall of the outer shell 3.
Further, main part 1 and/or the outside cladding of shell 3 have the heat preservation (not drawn in the picture), through setting up heat preservation (like the foaming heat preservation), can keep warm to the heat exchanger, avoid the heat loss.
Second embodiment
Referring to fig. 5, the present heat exchanger differs from the first embodiment in that: the heat exchange runner 11 is provided with a plurality of convex parts 10 used for jacking the heat exchange tube 2, and the convex parts 10 are used for ensuring that the heat exchange tube 2 cannot be tightly attached to the heat exchange runner 11 when the heat exchange tube 2 is screwed into the heat exchange runner 11, so that the contact area between the liquid in the heat exchange runner 11 and the heat exchange tube 2 is maximized, and the heat exchange effect is ensured.
Other parts not described are substantially identical to those of the first embodiment and are not repeated.
The foregoing is the preferred embodiment of the present invention, showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and the scope of the invention is to be protected. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A heat exchanger comprises a main body (1) and a shell (3) which are sealed and covered with each other, it is characterized in that a heat exchange flow channel (11) is spirally arranged between the main body (1) and the shell (3) along the length direction of the main body and the shell, the head end of the heat exchange flow channel (11) is provided with a first water inlet joint (12) extending out of the head end of the main body (1) and/or the shell (3), the tail end of the heat exchange flow channel is provided with a first water outlet joint (13) extending out of the tail end of the main body (1) and/or the shell (3), a heat exchange tube (2) is spirally arranged in the heat exchange runner (11), the diameter of the heat exchange tube (2) is smaller than that of the heat exchange runner (11), the head end of the heat exchange tube (2) is provided with a second water outlet joint (21) extending out of the tail end of the main body (1) and/or the shell (3), and a second water inlet joint (22) extending out of the head end of the main body (1) and/or the shell (3) is arranged at the tail end of the heat exchange tube (2).
2. The heat exchanger of claim 1, wherein: the heat exchange tube (2) is made of metal, ceramic or glass materials.
3. The heat exchanger of claim 1, wherein: the main body (1) and the shell (3) are made of metal or plastic.
4. The heat exchanger of claim 1, wherein: the main body (1) is in a hollow cylinder shape.
5. The heat exchanger of claim 1, wherein: the outer shell (3) is hermetically covered on the periphery of the outer wall of the main body (1), and the heat exchange flow channel (11) is arranged on the outer wall of the main body (1) or the inner wall of the outer shell (3).
6. The heat exchanger of claim 1, wherein: the heat exchange flow channel (11) is provided with a plurality of convex parts (10) for jacking the heat exchange tube (2).
7. The heat exchanger of any one of claims 1 to 6, wherein: the main body (1) and/or the shell (3) are/is coated with an insulating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122764902.0U CN217403207U (en) | 2021-11-11 | 2021-11-11 | Heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122764902.0U CN217403207U (en) | 2021-11-11 | 2021-11-11 | Heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217403207U true CN217403207U (en) | 2022-09-09 |
Family
ID=83133193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122764902.0U Active CN217403207U (en) | 2021-11-11 | 2021-11-11 | Heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217403207U (en) |
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2021
- 2021-11-11 CN CN202122764902.0U patent/CN217403207U/en active Active
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