CN211012640U - Double-metal connecting pipe plate type heat exchanger - Google Patents
Double-metal connecting pipe plate type heat exchanger Download PDFInfo
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- CN211012640U CN211012640U CN201922116232.4U CN201922116232U CN211012640U CN 211012640 U CN211012640 U CN 211012640U CN 201922116232 U CN201922116232 U CN 201922116232U CN 211012640 U CN211012640 U CN 211012640U
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- heat exchanger
- joint
- plate heat
- bimetal
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Abstract
The utility model provides a bimetal takeover plate heat exchanger belongs to heat exchanger technical field. It has solved the current inconvenient problem of terminal customer at plate heat exchanger installation. The double-metal connecting pipe plate type heat exchanger comprises a plurality of plates which are sequentially overlapped and a plurality of joints made of stainless steel, wherein the joints are made into a tubular structure, and the outer ends of the joints are fixedly connected with pipe connecting pieces made of copper materials. The copper pipe connector is lined in the stainless steel joint of the stainless steel plate type heat exchanger, so that a copper pipe of a terminal customer can be conveniently inserted and welded, the welding difficulty of the customer is reduced, the silver content of a silver welding rod used by the customer during welding is reduced, or conventional welding flux can be directly adopted.
Description
Technical Field
The utility model belongs to the technical field of the heat exchanger, a plate heat exchanger, especially a bimetal takeover plate heat exchanger are related to.
Background
The plate and four connecting pipes of the existing stainless steel plate type heat exchanger are made of stainless steel, the solder is copper foil, a terminal customer uses the stainless steel plate type heat exchanger, a copper pipe of a system needs to be welded with a stainless steel joint of the plate type heat exchanger, the problems that the melting points of stainless steel and copper are inconsistent, the flowability of common copper solder is poor and the like are considered, the welding depth of the stainless steel and copper welding can not meet the reliability requirement, a high-silver welding rod is adopted for the stainless steel and copper welding under the conventional condition at present, the silver content is 5-45%, and the welding cost and the technical level of examining welders are greatly improved.
Disclosure of Invention
The utility model aims at having the above-mentioned problem to current technique, provided a bimetal takeover plate heat exchanger, how the technical problem that it will solve reduces the degree of difficulty and the cost of terminal customer at welding corrosion resistant plate formula heat exchanger.
The purpose of the utility model can be realized by the following technical proposal: a double-metal connecting pipe plate type heat exchanger comprises a plurality of plates which are sequentially overlapped and a plurality of joints made of stainless steel, and is characterized in that the joints are made into tubular structures, and the outer ends of the joints are fixedly connected with pipe connecting pieces made of copper materials.
In the above-mentioned plate heat exchanger with a bimetal adapter, the pipe connector is inserted into the joint, and the outer wall surface of the pipe connector is welded to the inner wall surface of the joint.
In the above-mentioned double metal adapter plate heat exchanger, the outer end face of the pipe connector is flush with the outer end face of the joint.
In the above-mentioned double metal nozzle plate heat exchanger, the outer end of the pipe connector projects outwardly beyond the outer end face of the joint.
In the above-mentioned double metal nozzle plate heat exchanger, the outer end of the pipe joint member has a flared portion.
In the above-mentioned double metal connecting pipe plate heat exchanger, the inner diameter of the flared part is consistent with the inner diameter of the joint.
In the above-mentioned plate heat exchanger with bimetal connecting pipes, the pipe connector is fixedly connected to the joint by brazing. The pipe connecting piece enters a furnace together with the core body of the stainless steel plate type heat exchanger for brazing during welding.
Compared with the prior art, the utility model has the advantages of it is following:
1. the copper pipe connector is lined in the stainless steel joint of the stainless steel plate type heat exchanger, so that a copper pipe of a terminal client can be conveniently inserted and welded, the welding difficulty of the client is reduced, the silver content of a silver welding rod used by the client during welding is reduced, or a conventional welding flux can be directly adopted;
2. the pipe connector of the utility model is brazed together with the core of the stainless steel plate heat exchanger, and the process is simple.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a second embodiment of the present invention.
In the figure, 1, a plate; 2. a joint; 3. a pipe connector; 4. a flared part.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
The first embodiment is as follows:
referring to fig. 1, the first embodiment is a double metal connecting pipe plate heat exchanger, which includes a plurality of plates 1 stacked in sequence and a plurality of joints 2 made of stainless steel, the plates 1 jointly form a core of the plate heat exchanger, the joints 2 are four and are respectively connected to four corners of a sealing plate covering the core, the joints 2 are made into a tubular structure, the outer ends of the joints 2 are fixedly connected with pipe connectors 3 made of copper materials, the pipe connectors 3 are tubular structures and are inserted into the joints 2, and the outer wall surfaces of the pipe connectors 3 are welded on the inner wall surfaces of the joints 2.
Further, the outer end face of the pipe joint member 3 is flush with the outer end face of the joint 2.
The pipe connector 3 of the first embodiment is welded with the joint 2 in a mode of entering a furnace along with the core body of the stainless steel plate type heat exchanger for brazing, and the process is simple; this embodiment one inside lining copper pipe connector 3 in stainless steel joint 2 of stainless steel plate heat exchanger makes things convenient for the terminal customer to insert the copper pipe and welds in pipe connector 3 again, reduces the silver content of the silver-colored welding rod that the customer used when welding or can directly adopt conventional solder, this embodiment one changes the conventional welding mode that the terminal customer of current plate heat exchanger adopted promptly for the welding of terminal customer is more convenient, has reduced the welding degree of difficulty simultaneously.
The number of the connectors 2 in the first embodiment includes, but is not limited to, 4.
Example two:
referring to fig. 2, the second embodiment is substantially the same in structure as the first embodiment, except that the outer end of the pipe joint member 3 in the second embodiment projects outwardly beyond the outer end surface of the coupling 2, and the outer end of the pipe joint member 3 has a flared portion 4.
Further, the inner diameter of the flared portion 4 corresponds to the inner diameter of the joint 2.
The second embodiment is a pipe connector 3 with an outward protruding joint 2, so that the terminal customer can connect more conveniently, and meanwhile, the second embodiment can adapt to the connection requirement of the original size equipment due to the arrangement of the flaring portion 4, and the second embodiment is good in adaptability.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (7)
1. The utility model provides a bimetal takes over plate heat exchanger, includes a plurality of slab (1) of superpose in proper order and the joint (2) that a plurality of stainless steel was made, its characterized in that, the joint (2) is made tubular structure, and the outer end of joint (2) links firmly pipe connector (3) that copper material was made.
2. The plate heat exchanger with bimetal nozzles according to claim 1, characterised in that the pipe connector (3) is plugged into the connector (2) and the outer wall surface of the pipe connector (3) is welded to the inner wall surface of the connector (2).
3. A bimetal nozzle plate heat exchanger according to claim 2, wherein the outer end face of the pipe connector (3) is flush with the outer end face of the joint (2).
4. A bimetal-nozzle plate heat exchanger according to claim 2, characterized in that the outer end of the pipe connector (3) projects outwardly of the outer end face of the joint (2).
5. The bimetal-nozzle plate heat exchanger according to claim 4, characterized in that the outer end of the pipe joint member (3) has a flared portion (4).
6. A bimetal nozzle plate heat exchanger according to claim 5, wherein the inner diameter of the flared portion (4) coincides with the inner diameter of the joint (2).
7. The bimetal nozzle plate heat exchanger according to claim 1 or 2 or 3 or 4 or 5 or 6, characterized in that the pipe connector (3) is fixedly connected to the joint (2) by brazing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922116232.4U CN211012640U (en) | 2019-11-29 | 2019-11-29 | Double-metal connecting pipe plate type heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922116232.4U CN211012640U (en) | 2019-11-29 | 2019-11-29 | Double-metal connecting pipe plate type heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211012640U true CN211012640U (en) | 2020-07-14 |
Family
ID=71473925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922116232.4U Active CN211012640U (en) | 2019-11-29 | 2019-11-29 | Double-metal connecting pipe plate type heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211012640U (en) |
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2019
- 2019-11-29 CN CN201922116232.4U patent/CN211012640U/en active Active
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