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CN-121977371-A - Heat exchanger

CN121977371ACN 121977371 ACN121977371 ACN 121977371ACN-121977371-A

Abstract

The application provides a heat exchanger, which comprises an outer pipe and an integrated inner pipe, wherein the integrated inner pipe is at least partially positioned in the outer pipe, the heat exchanger is provided with a first channel, the first channel is positioned in the integrated inner pipe, the heat exchanger is provided with a second channel, the second channel is at least partially positioned between the outer pipe and the integrated inner pipe, the heat exchanger comprises heat conducting ribs, the heat conducting ribs are positioned between the outer pipe and the integrated inner pipe, and the outer pipe, the integrated inner pipe and the heat conducting ribs are integrated into a whole. In the application, the heat exchanger comprises the heat conducting ribs, the outer tube, the integrated inner tube and the heat conducting ribs are integrated, so that the heat conducting ribs can improve the heat exchanging effect through solid heat transfer when the fluid exchanges heat.

Inventors

  • Request for anonymity
  • Request for anonymity

Assignees

  • 浙江三花绿能实业集团有限公司

Dates

Publication Date
20260505
Application Date
20241030

Claims (10)

  1. 1. A heat exchanger, characterized by comprising an outer tube (1) and an inner integrated tube (2), the inner integrated tube (2) being at least partially located within the outer tube (1), the heat exchanger having a first channel (3), the first channel (3) being located within the inner integrated tube (2), the heat exchanger having a second channel (4), the second channel (4) being at least partially located between the outer tube (1) and the inner integrated tube (2); The heat exchanger comprises heat conduction ribs (5), wherein the heat conduction ribs (5) are located between the outer tube (1) and the integrated inner tube (2), and the outer tube (1), the integrated inner tube (2) and the heat conduction ribs (5) are integrated.
  2. 2. The heat exchanger according to claim 1, wherein the integrated inner tube (2) comprises a plurality of tubes (201), the plurality of first channels (3) being located in the plurality of tubes (201), respectively, the plurality of tubes (201) being arranged side by side in a radial direction of the tubes (201), the plurality of tubes (201) being one piece.
  3. 3. The heat exchanger according to claim 2, wherein the integrated inner tube (2) comprises a first corrugated section (202), the first corrugated section (202) constituting part of the walls of the first channel (3) and the second channel (4), the first corrugated section (202) extending in the direction of arrangement of the plurality of tubes (201).
  4. 4. A heat exchanger according to claim 1 or 3, characterized in that the outer tube (1) comprises a second corrugation (101), which second corrugation (101) constitutes part of the wall of the second channel (4), which second corrugation (101) extends in the direction of the arrangement of the integrated inner tube (2).
  5. 5. A heat exchanger according to claim 3, wherein the first corrugated section (202) comprises first peaks (2021) and first valleys (2022), the heat conducting ribs (5) being connected to the first peaks (2021), the connection of adjacent tubes (201) constituting at least part of the first valleys (2022).
  6. 6. The heat exchanger according to claim 5, wherein the second corrugated section (101) comprises a second crest (1011) and a second trough (1012), the first crest (2021) and the second crest (1011) at least partially overlapping and the first trough (2022) and the second trough (1012) at least partially overlapping in the radial direction of the tube (201).
  7. 7. A heat exchanger according to claim 3, characterized in that the heat exchanger comprises an inner rib (6), which inner rib (6) is at least partially located in the first channel (3), which inner rib (6) is in one piece with the integrated inner tube (2).
  8. 8. A heat exchanger according to claim 6, wherein the inner ribs (6) are substantially cross-shaped or in a meter-shape.
  9. 9. A heat exchanger according to any one of claims 1-3, characterized in that the heat exchanger comprises a pipe joint (7), the pipe joint (7) having a first cavity (701) and a second cavity (702), the first channel (3) being communicable with the first cavity (701) and the second channel (4) being communicable with the second cavity (702).
  10. 10. The heat exchanger according to any one of claims 9, wherein the length of the inner integrated tube (2) is greater than the length of the outer tube (1) in the axial direction of the heat exchanger, the inner integrated tube (2) end being at least partially located in the second cavity (702).

Description

Heat exchanger Technical Field The application relates to the technical field of heat management, in particular to a vehicle heat exchanger. Background In the related art, the heat exchanger comprises an outer tube and an inner tube, the inner tube is formed by integrating a plurality of tubes, when the inner tube is assembled in the outer tube, a heat exchange channel is formed in a cavity between the inner tube and the outer tube, and at the moment, two fluids with different temperatures are introduced into the inner tube and between the inner tube and the outer tube for heat exchange. The fluid has higher heat exchange efficiency at the initial stage of the inflow flow heat exchange, and gradually reduces the heat exchange efficiency along with the flow of the fluid, and the heat exchange efficiency at the initial stage is improved by integrating a plurality of pipes to form an integrated inner pipe in order to improve the heat exchange effect, but the heat exchange effect is still insufficient. Disclosure of Invention The application provides a heat exchanger capable of improving heat exchange effect. The application provides a heat exchanger, which comprises an outer pipe and an integrated inner pipe, wherein the integrated inner pipe is at least partially positioned in the outer pipe, the heat exchanger is provided with a first channel, the first channel is positioned in the integrated inner pipe, the heat exchanger is provided with a second channel, and the second channel is at least partially positioned between the outer pipe and the integrated inner pipe; the heat exchanger comprises heat conduction ribs, the heat conduction ribs are located between the outer tube and the integrated inner tube, and the outer tube, the integrated inner tube and the heat conduction ribs are integrated. In the application, the heat exchanger comprises the heat conducting ribs, the outer tube, the integrated inner tube and the heat conducting ribs are integrated, so that the heat conducting ribs can improve the heat exchanging effect through solid heat transfer when the fluid exchanges heat. Drawings FIG. 1 is a schematic perspective view of a heat exchanger according to the present application; FIG. 2 is a schematic cross-sectional view of the heat exchanger of FIG. 1; FIG. 3 is a schematic cross-sectional view of an outer tube and an integrated inner tube connection in accordance with one embodiment of the present application; FIG. 4 is a schematic cross-sectional view of an outer tube and an integrated inner tube connection in accordance with another embodiment of the present application; FIG. 5 is an exploded view of the heat exchanger of FIG. 1; Fig. 6 is an exploded view, partially in section, of the heat exchanger of fig. 1. Detailed Description For a better understanding of the technical solution of the present application, the following detailed description of the embodiments of the present application refers to the accompanying drawings. It should be understood that the described embodiments are merely some, but not all, embodiments of the application. Based on the technical scheme in the application, all other technical schemes obtained by a person of ordinary skill in the art without making creative work fall within the protection scope of the application. For convenience of understanding, the features described in the related art will be referred to by the same or similar names as those of the features of the present application, so as to facilitate understanding of the differences between the present application and the related art, and also for convenience of distinguishing the features of the present application from the features of the related art, the features of the related art will not be labeled. In the related art, the heat exchanger comprises an outer tube and an inner tube, the inner tube is formed by integrating a plurality of tubes, when the inner tube is assembled in the outer tube, a heat exchange channel is formed in a cavity between the inner tube and the outer tube, and at the moment, two fluids with different temperatures are introduced into the inner tube and between the inner tube and the outer tube for heat exchange. The fluid has higher heat exchange efficiency at the initial stage of the inflow flow heat exchange, and gradually reduces the heat exchange efficiency along with the flow of the fluid, and the heat exchange efficiency at the initial stage is improved by integrating a plurality of pipes to form an integrated inner pipe in order to improve the heat exchange effect, but the heat exchange effect is still insufficient. The application provides a heat exchanger, which is shown in fig. 1 to 6, and the specific structure of the heat exchanger comprises an outer pipe 1 and an integrated inner pipe 2, wherein the integrated inner pipe 2 is at least partially positioned in the outer pipe 1, the heat exchanger is provided with a first channel 3, the first channel 3 is positioned in