CN210718761U - Heat exchanger - Google Patents
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- CN210718761U CN210718761U CN201921516748.1U CN201921516748U CN210718761U CN 210718761 U CN210718761 U CN 210718761U CN 201921516748 U CN201921516748 U CN 201921516748U CN 210718761 U CN210718761 U CN 210718761U
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Abstract
The utility model provides a heat exchanger, the cavity in the barrel of heat exchanger divide into first cavity and second cavity, heat exchanger tube bank is including setting up the first nest of tubes in first cavity, the second nest of tubes and set up the third nest of tubes in the second cavity, the fourth nest of tubes, first nest of tubes and second nest of tubes intercommunication, second nest of tubes and third nest of tubes intercommunication, third nest of tubes and fourth nest of tubes intercommunication, wherein, the size of first nest of tubes in vertical direction is greater than the size of second nest of tubes in vertical direction, the size of second nest of tubes in the horizontal direction is greater than the size of first nest of tubes in the horizontal direction. Therefore, the heat exchange tube bundle is of a four-flow structure, and the bending radius of the pipeline connecting the adjacent tube groups is reduced, so that the stability of the heat exchange tube bundle can be improved, and the vibration of the tube bundle is reduced. The arrangement mode of the pipe group occupies a larger space of the cavity in the cylinder body, the heat exchange pipes are distributed more uniformly, the volume of the cavity in the cylinder body is reduced, the space utilization rate is improved, and the heat exchange effect is improved.
Description
Technical Field
The utility model relates to a heat exchanger technical field particularly, relates to a heat exchanger.
Background
The evaporator matched with the water-cooling air-conditioning dry unit in the refrigeration industry has two main types of a fixed tube plate type and a U-shaped tube, an evaporation tube assembly of the U-shaped tube evaporator can be conveniently drawn out and cleaned, a group of tube plates and a refrigerant chamber are saved, meanwhile, the number of expanded tubes is reduced by 50%, and the corresponding leakage risk is also reduced by 50%. Therefore, the U-shaped pipe heat exchanger is widely applied to water-cooling screws with medium and small cooling capacity and air-cooling vortex units.
The U-shaped tube structure naturally divides the tube pass into two flow paths. Along with the increasing of the cooling capacity of a single machine of the U-shaped tube evaporator, the bending radius of the U-shaped tube at the tail part is also increased, and the increase of the unsupported span at the tail part of the heat exchanger gradually touches the critical value of the vibration of the tube bundle, so that the service life of the product is shortened. On the other hand, in practical application, the full-load operation time of the water chiller unit is short, usually, the water chiller unit maintains partial-load operation for a long time, and the two flows of the heat exchanger cause low refrigerant flow rate, and the low refrigerant flow rate is not beneficial to oil backflow in the pipeline.
SUMMERY OF THE UTILITY MODEL
The utility model provides a heat exchanger to solve the easy problem of vibrating of tube bank among the heat exchanger among the prior art.
In order to solve the above problem, the utility model provides a heat exchanger, include: the cylinder body is internally provided with a cavity which is divided into a first cavity and a second cavity by a preset horizontal plane, and the sections of the first cavity and the second cavity along the radial direction of the cylinder body are semicircular; the heat exchange tube bundle comprises a first tube group and a second tube group which are arranged in a first cavity, and a third tube group and a fourth tube group which are arranged in a second cavity, wherein a plurality of heat exchange tubes in the first tube group and a plurality of heat exchange tubes in the second tube group are communicated with each other in a one-to-one correspondence manner at the first end of the barrel, a plurality of heat exchange tubes in the third tube group and a plurality of heat exchange tubes in the fourth tube group are communicated with each other in a one-to-one correspondence manner at the first end of the barrel, and a plurality of heat exchange tubes in the second tube group and a plurality of heat exchange tubes in the third tube group are communicated with each other at the; the size of the first pipe group in the vertical direction is larger than that of the second pipe group in the vertical direction, and the size of the second pipe group in the horizontal direction is larger than that of the first pipe group in the horizontal direction.
Further, the first pipe group is located below the second pipe group, the heat exchange pipes in the first pipe group are arranged in multiple rows, the heat exchange pipes in the second pipe group are arranged in multiple rows, and the number of rows of the heat exchange pipes in the first pipe group is larger than that of the heat exchange pipes in the second pipe group.
Further, the first tube group comprises a first row of heat exchange tubes, a second row of heat exchange tubes, a third row of heat exchange tubes and a fourth row of heat exchange tubes which are sequentially arranged from bottom to top, and the second tube group comprises a fifth row of heat exchange tubes, a sixth row of heat exchange tubes and a seventh row of heat exchange tubes which are sequentially arranged from bottom to top; the number of the heat exchange tubes in the first row of heat exchange tubes is less than that of the heat exchange tubes in the second row of heat exchange tubes, and the number of the heat exchange tubes in the seventh row of heat exchange tubes is greater than that of the heat exchange tubes in the sixth row of heat exchange tubes.
Furthermore, the number of the heat exchange tubes in the second row of heat exchange tubes is smaller than that of the heat exchange tubes in the third row of heat exchange tubes, and the number of the heat exchange tubes in the third row of heat exchange tubes is the same as that of the heat exchange tubes in the fourth row of heat exchange tubes, that of the heat exchange tubes in the fifth row of heat exchange tubes and that of the heat exchange tubes in the sixth row of heat exchange.
Furthermore, all the heat exchange tubes in the first row of heat exchange tubes are correspondingly communicated with a part of the heat exchange tubes in the seventh row of heat exchange tubes; one part of the heat exchange tubes in the second row of heat exchange tubes is correspondingly communicated with one part of the heat exchange tubes in the sixth row of heat exchange tubes, and the other part of the heat exchange tubes in the second row is correspondingly communicated with one part of the heat exchange tubes in the seventh row of heat exchange tubes; a first part of heat exchange tubes in the third row of heat exchange tubes are correspondingly communicated with a part of heat exchange tubes in the fifth row of heat exchange tubes, a second part of heat exchange tubes in the third row of heat exchange tubes are correspondingly communicated with a part of heat exchange tubes in the sixth row of heat exchange tubes, and the rest of heat exchange tubes in the third row of heat exchange tubes are correspondingly communicated with a part of heat exchange tubes in the seventh row of heat exchange tubes; and one part of the fourth row of heat exchange tubes is correspondingly communicated with one part of the fifth row of heat exchange tubes, and the other part of the fourth row of heat exchange tubes is correspondingly communicated with one part of the sixth row of heat exchange tubes.
Further, in any row of heat exchange tubes, the distance between any two adjacent heat exchange tubes is equal.
Furthermore, the first pipe group and the fourth pipe group are symmetrically arranged relative to the preset horizontal plane, and the second pipe group and the third pipe group are symmetrically arranged relative to the preset horizontal plane.
Further, the cavity in the barrel is divided into two symmetrically arranged parts by a preset vertical surface, the two groups of heat exchange tube bundles are distributed on two sides of the preset vertical surface in a symmetrically arranged mode.
Further, the heat exchange tubes in the first tube group, the second tube group, the third tube group and the fourth tube group are all arranged in parallel to the length direction of the barrel.
Further, the first tube group, the second tube group, the third tube group and the fourth tube group are formed by bending a plurality of pipelines; or the first pipe group is communicated with the second pipe group through a plurality of U-shaped elbows, the second pipe group is communicated with the third pipe group through a plurality of U-shaped elbows, and the third pipe group is communicated with the fourth pipe group through a plurality of U-shaped elbows.
Use the technical scheme of the utility model, divide into first cavity and second cavity with the cavity in the barrel of heat exchanger, heat exchanger tube bank is including setting up the first nest of tubes in first cavity, the second nest of tubes and set up the third nest of tubes in the second cavity, the fourth nest of tubes, first nest of tubes and second nest of tubes intercommunication, second nest of tubes and third nest of tubes intercommunication, third nest of tubes and fourth nest of tubes intercommunication, wherein, the size of first nest of tubes in vertical direction is greater than the size of second nest of tubes in vertical direction, the size of second nest of tubes in the horizontal direction is greater than the size of first nest of tubes in the horizontal direction. Therefore, the heat exchange tube bundle is of a four-flow structure, and the bending radius of the pipeline connecting the adjacent tube groups is reduced, so that the stability of the heat exchange tube bundle can be improved, and the vibration of the tube bundle is reduced. The arrangement mode of the pipe group occupies a larger space of the cavity in the cylinder body, the heat exchange pipes are distributed more uniformly, the cavity volume in the cylinder body is reduced, the space utilization rate is improved, the problem of short circuit at the water side is avoided, and the heat exchange effect is improved. Moreover, the safe cold quantity range and the application range of the heat exchanger can be improved by adopting the scheme, and the heat exchanger is more suitable for a unit which runs under long-term partial load and a medium-low temperature refrigerating unit due to the design of the four processes.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 shows a schematic structural diagram of a heat exchanger provided by an embodiment of the present invention;
fig. 2 shows a schematic view of the heat exchange tube bundle of fig. 1.
Wherein the figures include the following reference numerals:
10. a barrel; 11. a first cavity; 12. a second cavity; 20. a first tube group; 30. a second tube group; 40. a third tube group; 50. a fourth tube group.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 to 2, an embodiment of the present invention provides a heat exchanger, including: the cylinder 10 is provided with a cavity, the cavity in the cylinder 10 is divided into a first cavity 11 and a second cavity 12 by a preset horizontal plane, and the sections of the first cavity 11 and the second cavity 12 along the radial direction of the cylinder 10 are both semicircular; the heat exchange tube bundle comprises a first tube group 20 and a second tube group 30 which are arranged in the first cavity 11, and a third tube group 40 and a fourth tube group 50 which are arranged in the second cavity 12, wherein a plurality of heat exchange tubes in the first tube group 20 are communicated with a plurality of heat exchange tubes in the second tube group 30 at the first end of the cylinder 10 in a one-to-one correspondence manner, a plurality of heat exchange tubes in the third tube group 40 are communicated with a plurality of heat exchange tubes in the fourth tube group 50 at the first end of the cylinder 10 in a one-to-one correspondence manner, and a plurality of heat exchange tubes in the second tube group 30 are communicated with a plurality of heat exchange tubes in the third tube group 40 at the second end of the cylinder 10; wherein the size of the first tube group 20 in the vertical direction is larger than the size of the second tube group 30 in the vertical direction, and the size of the second tube group 30 in the horizontal direction is larger than the size of the first tube group 20 in the horizontal direction.
Use the technical scheme of the utility model, divide into first cavity 11 and second cavity 12 with the cavity in the barrel 10 of heat exchanger, heat exchanger tube bundle is including setting up the first nest of tubes 20 in first cavity 11, the second nest of tubes 30 and set up the third nest of tubes 40 in second cavity 12, fourth nest of tubes 50, first nest of tubes 20 and the intercommunication of second nest of tubes 30, second nest of tubes 30 and the intercommunication of third nest of tubes 40, third nest of tubes 40 and the intercommunication of fourth nest of tubes 50, wherein, first nest of tubes 20 is greater than the size of second nest of tubes 30 in vertical direction in the size of vertical direction, second nest of tubes 30 is greater than the size of first nest of tubes 20 in the horizontal direction in the size of horizontal direction. Therefore, the heat exchange tube bundle is of a four-flow structure, and the bending radius of the pipeline connecting the adjacent tube groups is reduced, so that the stability of the heat exchange tube bundle can be improved, and the vibration of the tube bundle is reduced. The arrangement mode of the pipe group occupies a larger space of the cavity in the barrel 10, the heat exchange pipes are distributed more uniformly, the volume of the cavity in the barrel 10 is reduced, the space utilization rate is improved, the problem of short circuit of the water side is avoided, and the heat exchange effect is improved. Moreover, the safe cold quantity range and the application range of the heat exchanger can be improved by adopting the scheme, and the heat exchanger is more suitable for a unit which runs under long-term partial load and a medium-low temperature refrigerating unit due to the design of the four processes. Alternatively, the plurality of heat exchange tubes in the second tube group 30 and the plurality of heat exchange tubes in the third tube group 40 are in one-to-one correspondence at the second end of the barrel 10.
In the present embodiment, the first tube group 20 is located below the second tube group 30, the heat exchange tubes in the first tube group 20 are arranged in a plurality of rows, the heat exchange tubes in the second tube group 30 are arranged in a plurality of rows, and the number of rows of heat exchange tubes in the first tube group 20 is greater than the number of rows of heat exchange tubes in the second tube group 30. The arrangement is such that the distribution of the first tube group 20 and the second tube group 30 matches the shape of the first cavity 11, which further facilitates the uniform distribution of the heat exchange tubes in the cavity of the barrel 10.
As shown in fig. 1, the first tube group 20 includes a first row of heat exchange tubes, a second row of heat exchange tubes, a third row of heat exchange tubes, and a fourth row of heat exchange tubes, which are sequentially arranged from bottom to top, and the second tube group 30 includes a fifth row of heat exchange tubes, a sixth row of heat exchange tubes, and a seventh row of heat exchange tubes, which are sequentially arranged from bottom to top; the number of the heat exchange tubes in the first row of heat exchange tubes is less than that of the heat exchange tubes in the second row of heat exchange tubes, and the number of the heat exchange tubes in the seventh row of heat exchange tubes is greater than that of the heat exchange tubes in the sixth row of heat exchange tubes. With the above arrangement, the first pipe group 20 and the second pipe group are uniformly distributed in the first cavity 11. Further, in the present embodiment, the number of the heat exchange tubes in the second row of heat exchange tubes is less than the number of the heat exchange tubes in the third row of heat exchange tubes, and the number of the heat exchange tubes in the third row of heat exchange tubes is the same as that in the fourth row of heat exchange tubes, that in the fifth row of heat exchange tubes, and that in the sixth row of heat exchange tubes.
Specifically, as shown in fig. 1, all the heat exchange tubes in the first row of heat exchange tubes are correspondingly communicated with a part of the heat exchange tubes in the seventh row of heat exchange tubes; one part of the heat exchange tubes in the second row of heat exchange tubes is correspondingly communicated with one part of the heat exchange tubes in the sixth row of heat exchange tubes, and the other part of the heat exchange tubes in the second row is correspondingly communicated with one part of the heat exchange tubes in the seventh row of heat exchange tubes; a first part of heat exchange tubes in the third row of heat exchange tubes are correspondingly communicated with a part of heat exchange tubes in the fifth row of heat exchange tubes, a second part of heat exchange tubes in the third row of heat exchange tubes are correspondingly communicated with a part of heat exchange tubes in the sixth row of heat exchange tubes, and the rest of heat exchange tubes in the third row of heat exchange tubes are correspondingly communicated with a part of heat exchange tubes in the seventh row of heat exchange tubes; and one part of the fourth row of heat exchange tubes is correspondingly communicated with one part of the fifth row of heat exchange tubes, and the other part of the fourth row of heat exchange tubes is correspondingly communicated with one part of the sixth row of heat exchange tubes. With the above arrangement, it is convenient to achieve the connection of the plurality of heat exchange tubes in the first tube group 20 to the plurality of heat exchange tubes in the second tube group 30 in one-to-one correspondence, and to distribute the plurality of heat exchange tubes as uniformly as possible within the barrel 10.
In the embodiment, in any row of heat exchange tubes, the distance between any two adjacent heat exchange tubes is equal. Therefore, the heat exchange effect at different positions is uniform.
In the present embodiment, the first tube group 20 and the fourth tube group 50 are symmetrically disposed with respect to a predetermined horizontal plane, and the second tube group 30 and the third tube group 40 are symmetrically disposed with respect to the predetermined horizontal plane. The arrangement is convenient for the arrangement and the uniform distribution of the heat exchange tubes.
Further, the cavity in the cylinder 10 is divided into two symmetrically arranged parts by a preset vertical surface, the two groups of heat exchange tube bundles are distributed on two sides of the preset vertical surface in a symmetrically arranged manner. The arrangement is convenient for the arrangement and the uniform distribution of the heat exchange tubes. The heat exchange tube bundles are arranged into two symmetrical groups, so that the manufacture and the assembly are convenient.
As shown in fig. 2, the heat exchange tubes in the first tube group 20, the heat exchange tubes in the second tube group 30, the heat exchange tubes in the third tube group 40, and the heat exchange tubes in the fourth tube group 50 are arranged in parallel to the longitudinal direction of the barrel 10. Thus, the heat exchange tube is convenient to arrange and uniform heat exchange is realized.
In the present embodiment, the first tube group 20, the second tube group 30, the third tube group 40, and the fourth tube group 50 are formed by bending a plurality of tubes; alternatively, the first tube bank 20 is in communication with the second tube bank 30 via a plurality of U-bends, the second tube bank 30 is in communication with the third tube bank 40 via a plurality of U-bends, and the third tube bank 40 is in communication with the fourth tube bank 50 via a plurality of U-bends. The two modes can be selected according to requirements.
Use the technical scheme of the utility model, divide into first cavity 11 and second cavity 12 with the cavity in the barrel 10 of heat exchanger, heat exchanger tube bundle is including setting up the first nest of tubes 20 in first cavity 11, the second nest of tubes 30 and set up the third nest of tubes 40 in second cavity 12, fourth nest of tubes 50, first nest of tubes 20 and the intercommunication of second nest of tubes 30, second nest of tubes 30 and the intercommunication of third nest of tubes 40, third nest of tubes 40 and the intercommunication of fourth nest of tubes 50, wherein, first nest of tubes 20 is greater than the size of second nest of tubes 30 in vertical direction in the size of vertical direction, second nest of tubes 30 is greater than the size of first nest of tubes 20 in the horizontal direction in the size of horizontal direction. Therefore, the heat exchange tube bundle is of a four-flow structure, and the bending radius of the pipeline connecting the adjacent tube groups is reduced, so that the stability of the heat exchange tube bundle can be improved, and the vibration of the tube bundle is reduced. The arrangement mode of the pipe group occupies a larger space of the cavity in the barrel 10, the heat exchange pipes are distributed more uniformly, the volume of the cavity in the barrel 10 is reduced, the space utilization rate is improved, the problem of short circuit of the water side is avoided, and the heat exchange effect is improved. Moreover, the safe cold quantity range and the application range of the heat exchanger can be improved by adopting the scheme, and the heat exchanger is more suitable for a unit which runs under long-term partial load and a medium-low temperature refrigerating unit due to the design of the four processes.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A heat exchanger, comprising:
the cylinder body (10), a cavity in the cylinder body (10) is divided into a first cavity (11) and a second cavity (12) by a preset horizontal plane, and the sections of the first cavity (11) and the second cavity (12) along the radial direction of the cylinder body (10) are both semicircular;
a heat exchange tube bundle comprising a first tube group (20) and a second tube group (30) arranged in the first cavity (11), and a third tube group (40) and a fourth tube group (50) arranged in the second cavity (12), wherein a plurality of heat exchange tubes in the first tube group (20) and a plurality of heat exchange tubes in the second tube group (30) are communicated with each other in a one-to-one correspondence manner at the first end of the cylinder (10), a plurality of heat exchange tubes in the third tube group (40) and a plurality of heat exchange tubes in the fourth tube group (50) are communicated with each other in a one-to-one correspondence manner at the first end of the cylinder (10), and a plurality of heat exchange tubes in the second tube group (30) and a plurality of heat exchange tubes in the third tube group (40) are communicated at the second end of the cylinder (10);
wherein the size of the first tube group (20) in the vertical direction is larger than the size of the second tube group (30) in the vertical direction, and the size of the second tube group (30) in the horizontal direction is larger than the size of the first tube group (20) in the horizontal direction.
2. A heat exchanger according to claim 1 wherein the first tube group (20) is located below the second tube group (30), the heat exchange tubes in the first tube group (20) are arranged in a plurality of rows, the heat exchange tubes in the second tube group (30) are arranged in a plurality of rows, and the number of rows of heat exchange tubes in the first tube group (20) is greater than the number of rows of heat exchange tubes in the second tube group (30).
3. The heat exchanger of claim 2,
the first tube group (20) comprises a first row of heat exchange tubes, a second row of heat exchange tubes, a third row of heat exchange tubes and a fourth row of heat exchange tubes which are sequentially arranged from bottom to top, and the second tube group (30) comprises a fifth row of heat exchange tubes, a sixth row of heat exchange tubes and a seventh row of heat exchange tubes which are sequentially arranged from bottom to top;
the number of the heat exchange tubes in the first row of heat exchange tubes is smaller than that of the heat exchange tubes in the second row of heat exchange tubes, and the number of the heat exchange tubes in the seventh row of heat exchange tubes is larger than that of the heat exchange tubes in the sixth row of heat exchange tubes.
4. The heat exchanger of claim 3, wherein the number of heat exchange tubes in the second row of heat exchange tubes is less than the number of heat exchange tubes in the third row of heat exchange tubes, and the number of heat exchange tubes in the third row of heat exchange tubes, the fourth row of heat exchange tubes, the fifth row of heat exchange tubes, and the sixth row of heat exchange tubes are all the same.
5. The heat exchanger of claim 3,
all the heat exchange tubes in the first row of heat exchange tubes are correspondingly communicated with a part of the heat exchange tubes in the seventh row of heat exchange tubes;
one part of the heat exchange tubes in the second row of heat exchange tubes is correspondingly communicated with one part of the heat exchange tubes in the sixth row of heat exchange tubes, and the other part of the heat exchange tubes in the second row is correspondingly communicated with one part of the heat exchange tubes in the seventh row of heat exchange tubes;
a first part of the heat exchange tubes in the third row of heat exchange tubes are correspondingly communicated with a part of the heat exchange tubes in the fifth row of heat exchange tubes, a second part of the heat exchange tubes in the third row of heat exchange tubes are correspondingly communicated with a part of the heat exchange tubes in the sixth row of heat exchange tubes, and the rest of the heat exchange tubes in the third row of heat exchange tubes are correspondingly communicated with a part of the heat exchange tubes in the seventh row of heat exchange tubes;
and one part of the fourth row of heat exchange tubes is correspondingly communicated with one part of the fifth row of heat exchange tubes, and the other part of the fourth row of heat exchange tubes is correspondingly communicated with one part of the sixth row of heat exchange tubes.
6. A heat exchanger according to claim 3 wherein, in any row of heat exchange tubes, the spacing between any adjacent two heat exchange tubes is equal.
7. The heat exchanger according to claim 1, characterized in that said first (20) and fourth (50) groups are arranged symmetrically with respect to said preset horizontal plane, and in that said second (30) and third (40) groups are arranged symmetrically with respect to said preset horizontal plane.
8. The heat exchanger according to claim 1, characterized in that the cavity inside the cylinder (10) is divided into two symmetrically arranged portions by a preset vertical plane, and the heat exchange tube bundles are arranged in two groups, and the two groups of heat exchange tube bundles are distributed on two sides of the preset vertical plane in a symmetrical arrangement.
9. A heat exchanger according to claim 1 wherein the heat exchange tubes in the first tube group (20), the heat exchange tubes in the second tube group (30), the heat exchange tubes in the third tube group (40), and the heat exchange tubes in the fourth tube group (50) are arranged in parallel to the longitudinal direction of the barrel (10).
10. The heat exchanger of claim 1,
the first tube set (20), the second tube set (30), the third tube set (40) and the fourth tube set (50) are formed by bending a plurality of tubes; or the like, or, alternatively,
the first tube bank (20) communicates with the second tube bank (30) via a plurality of U-bends, the second tube bank (30) communicates with the third tube bank (40) via a plurality of U-bends, and the third tube bank (40) communicates with the fourth tube bank (50) via a plurality of U-bends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921516748.1U CN210718761U (en) | 2019-09-11 | 2019-09-11 | Heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921516748.1U CN210718761U (en) | 2019-09-11 | 2019-09-11 | Heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210718761U true CN210718761U (en) | 2020-06-09 |
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ID=70934622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921516748.1U Active CN210718761U (en) | 2019-09-11 | 2019-09-11 | Heat exchanger |
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| Country | Link |
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| CN (1) | CN210718761U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113483584A (en) * | 2021-07-16 | 2021-10-08 | 中石化宁波工程有限公司 | Pipe distribution method of U-shaped pipe type heat exchanger |
-
2019
- 2019-09-11 CN CN201921516748.1U patent/CN210718761U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113483584A (en) * | 2021-07-16 | 2021-10-08 | 中石化宁波工程有限公司 | Pipe distribution method of U-shaped pipe type heat exchanger |
| CN113483584B (en) * | 2021-07-16 | 2023-03-14 | 中石化宁波工程有限公司 | Pipe distribution method of U-shaped pipe type heat exchanger |
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