Cold and hot integrated corrosion-resistant heat exchanger for new energy automobile

Abstract

The cold and hot integrated corrosion-resistant heat exchanger for the new energy automobile comprises two collecting pipes and a plurality of heat exchange pipes, partition plates are arranged in the middles of the two collecting pipes respectively to divide the whole heat exchanger into a condensation area and an evaporation area, an opening is formed in each of the middles of the two collecting pipes, and the heat exchange pipes are arranged in the openings. A partition plate is inserted into the collecting pipes at the left end and the right end in the opening respectively, the back face of each partition plate is further provided with an inserting end, a sealing ring is arranged at each inserting end, the limiting plate is further provided with a covering edge corresponding to the opening, the limiting plate is inserted between the two partition plates, and the space between the partition plates and the limiting plate is further filled with an epoxy resin sealing layer. According to the heat exchanger, the condenser and the evaporator are integrated, the partition plate is reliably arranged, and media in two loops can be prevented from leaking mutually, so that normal work of a condensation area and an evaporation area in the heat exchanger is guaranteed.

Description

Technical Field

[0001] The utility model relates to a cold and heat integrated corrosion-resistant heat exchanger for new energy vehicles. Background Art

[0002] The installation space inside new energy vehicles is tense. If the condenser and the evaporator are integrated into one, the installation space of the condenser and the evaporator can be saved, and the manufacturing cost of the condenser and the evaporator can be reduced. The above idea can be realized by respectively arranging partitions in the two header pipes to divide the whole heat exchanger into two circuits. However, how to ensure the reliability of the partitions and avoid the leakage of the media in the two circuits is a problem that must be solved. Summary of the Utility Model

[0003] The purpose of the utility model is to overcome the deficiencies of the above-mentioned prior art and provide a cold and heat integrated corrosion-resistant heat exchanger for new energy vehicles, which integrates the condenser and the evaporator, and the partitions are reliably arranged, so as to avoid the leakage of the media in the two circuits, and ensure the normal operation of the condensation area and the evaporation area in the heat exchanger.

[0004] The technical solution of the utility model is: a cold and heat integrated corrosion-resistant heat exchanger for new energy vehicles, which includes two header pipes and a plurality of heat exchange pipes arranged between the two header pipes. Partitions are respectively arranged in the middle parts of the two header pipes to divide the whole heat exchanger into a condensation area and an evaporation area;

[0005] An opening is respectively arranged in the middle part of the two header pipes. The upper and lower ends of the opening extend to the top and bottom of the header pipe respectively. A groove is also arranged on the header pipe around the outer periphery of the opening;

[0006] A partition is respectively inserted on the left and right ends of the header pipe in the opening. The outer shape of the partition corresponds to the inner periphery of the header pipe. The back of the partition also has a plug-in end. An installation groove is arranged on the outer periphery of the plug-in end. A sealing ring is sleeved on the installation groove. The partition is inserted into the header pipe through the opening. The front of the partition is flush with the end of the header pipe in the opening. The sealing ring seals the connection between the plug-in end and the header pipe;

[0007] It also includes a limiting plate. The outer side of the limiting plate has a wrapping edge corresponding to the opening. An inner convex strip corresponding to the groove is also arranged on the inner side of the wrapping edge. The limiting plate is inserted between the two partitions. An epoxy resin sealing layer is filled between the partition and the limiting plate. The wrapping edge is adhered to the header pipe through metal glue. The convex strip matches the groove.

[0008] Specifically, the two header pipes are both square pipes.

[0009] Furthermore, the end corners of the two header pipes are all arc transition corners.

[0010] Furthermore, interfaces are respectively provided at both ends of the two manifold tubes, and corresponding input connectors and output connectors are respectively fixed on each interface.

[0011] Furthermore, plugs for closing the ends of the manifold tubes are respectively provided at the two ends of the two manifold tubes.

[0012] Furthermore, corrosion-resistant coatings are respectively provided on the inner sides of the two manifold tubes.

[0013] Furthermore, chamfers are also provided at the end corners of the insertion end and the sealing ring.

[0014] Furthermore, the insertion end is a hollow insertion end, and reinforcing parts with triangular cross-sections are respectively provided on the inner four walls of the insertion end.

[0015] Furthermore, heat exchange fins are also provided between every two heat exchange tubes, and no heat exchange fins are provided between the heat exchange tubes corresponding to the two opening positions.

[0016] Furthermore, a plurality of fixing parts are respectively provided on the two manifold tubes.

[0017] The beneficial effects of the present utility model are as follows: The present utility model integrates the condenser and the evaporator into one, which can reduce the manufacturing cost and save the installation space. Among them, the condensation area and the evaporation area are separated by partitions respectively arranged in the middle of the two manifold tubes. The two partitions are inserted into the interior of the manifold tubes from the openings and respectively seal the ends of the manifold tubes at both ends of the inner side of the openings, which is convenient for assembly. At the same time, the two partitions are double-sealed by the sealing ring and the epoxy resin sealing layer. Meanwhile, the limiting plate is inserted between the two partitions for limiting and supporting, which can effectively avoid leakage and the structure is more reliable. In addition, the edge wrapping is matched with the convex strip and the groove and adhered to the manifold tube through the metal glue. The inside of the limiting plate is tightly combined with the two partitions through the epoxy resin sealing layer, and the limiting plate is not easy to fall off, further ensuring the reliability of the fixation of the two partitions. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is the structural schematic diagram of the present utility model;

[0019] Figure 2 is the cross-sectional view of the manifold tube in the present utility model;

[0020] Figure 3 is the structural schematic diagram of the opening of the manifold tube in the present utility model;

[0021] Figure 4 is the structural schematic diagram of the partition in the present utility model;

[0022] Figure 5 is the structural schematic diagram of the limiting plate in the present utility model.

[0023] In the figure: manifold 1, heat exchange tube 2, partition 3, condensation area 4, evaporation area 5, opening 6, groove 7, insertion end 8, sealing ring 9, limit plate 10, edge 11, rib 12, input joint 13, output joint 14, corrosion-resistant coating 15, strengthening part 16, heat exchange fin 17, fixing part 18. Specific embodiments

[0024] The technical solution of the present utility model will be further specifically described below through embodiments in conjunction with the accompanying drawings.

[0025] Combined with Figures 1-5 As shown, the cold and hot integrated corrosion-resistant heat exchanger for new energy vehicles includes two manifolds 1 and a plurality of heat exchange tubes 2 arranged between the two manifolds 1. Partition plates 3 are respectively provided in the middle parts of the two manifolds 1 to divide the entire heat exchanger into a condensation area 4 and an evaporation area 5.

[0026] Openings 6 are respectively provided in the middle parts of the two manifolds 1. The upper and lower ends of the opening 6 respectively extend to the top and bottom of the manifold 1. A ring of groove 7 is further provided on the manifold 1 outside the opening 6.

[0027] Partition plates 3 are respectively inserted into the two ends on the left and right of the opening 6. The outer shape of the partition plate 3 corresponds to the inner circumference of the manifold 1. The back of the partition plate 3 also has an insertion end 8. An installation groove is provided on the outer circumference of the insertion end 8. A sealing ring 9 is sleeved on the installation groove. The partition plate 3 is inserted into the manifold 1 through the opening 6. The front surface of the partition plate 3 is flush with the end of the manifold 1 inside the opening 6. The sealing ring 9 seals the connection between the insertion end 8 and the manifold 1.

[0028] It further includes a limit plate 10. The outside of the limit plate 10 has an edge 11 corresponding to the opening 6. A ring of ribs 12 corresponding to the groove 7 is further provided inside the edge 11. The limit plate 10 is inserted between the two partition plates 3. An epoxy resin sealing layer is filled between the partition plate 3 and the limit plate 10. The edge 11 is adhered to the manifold 1 through metal glue. The rib 12 matches the groove 7.

[0029] The above structure integrates the condenser and the evaporator into one, which can reduce the manufacturing cost and save the installation space. Among them, the condensation area 4 and the evaporation area 5 are separated by the partition plates 3 respectively arranged in the middle of the two header pipes 1. The two partition plates 3 are inserted into the inside of the header pipe 1 from the opening 6 and respectively seal the ends of the header pipe 1 at both ends of the inner side of the opening 6, which is convenient for assembly. And the two partition plates 3 are double-sealed by the sealing ring 9 and the epoxy resin sealing layer. At the same time, the limiting plate 10 is inserted into the two partition plates 3 for limiting and supporting, which can effectively avoid leakage and the structure is more reliable. In addition, the edge 11 is matched with the groove 7 through the rib 12 and adhered to the header pipe 1 through the metal glue. The inside of the limiting plate 10 is tightly combined with the two partition plates 3 through the epoxy resin sealing layer, and the limiting plate 10 is not easy to fall off, further ensuring the reliability of the fixation of the two partition plates 3.

[0030] Specifically, as Figure 2 shown, the two header pipes 1 are both square pipes.

[0031] In another embodiment, in combination with Figure 1 and Figure 2 shown, the end corners of the two header pipes 1 are all arc transition corners.

[0032] In another embodiment, as Figure 1 shown, interfaces are respectively arranged at both ends of the two header pipes 1, and corresponding input joints 13 and output joints 14 are respectively fixed on each interface, so that the medium can circulate in the condensation area 4 and the evaporation area 5 respectively.

[0033] In another embodiment, as Figure 1 shown, plugs for closing the ends of the header pipes 1 are respectively arranged at both ends of the two header pipes 1.

[0034] In another embodiment, as Figure 2 shown, corrosion-resistant coatings 15 are respectively arranged on the inner sides of the two header pipes 1.

[0035] In another embodiment, as Figure 4 shown, chamfers are also arranged on the end corners of the plug-in end 8 and the sealing ring 9 to facilitate their insertion into the inside of the header pipe 1.

[0036] In another embodiment, as Figure 4 shown, the plug-in end 8 is a hollow plug-in end 8, and reinforcing parts 16 with a triangular cross-section are respectively arranged on the inner four walls of the plug-in end 8.

[0037] In another embodiment, as Figure 1 shown, heat exchange fins 17 are also arranged between every two heat exchange pipes 2, and no heat exchange fins 17 are arranged between the heat exchange pipes 2 corresponding to the two openings 6 to reduce the manufacturing cost.

[0038] In another embodiment, asFigure 1 As shown, a plurality of fixing parts 18 are respectively provided on the two manifold pipes 1 for fixing the heat exchanger to a mounting bracket inside a new energy vehicle.

Claims

1. A cold and hot integrated corrosion-resistant heat exchanger for new energy vehicles, comprising two headers (1) and a plurality of heat exchange tubes (2) arranged between the two headers (1), wherein: Partition plates (3) are respectively provided in the middle of the two collecting pipes (1) to separate the entire heat exchanger into a condensation zone (4) and an evaporation zone (5); An opening (6) is respectively provided in the middle of the two collecting pipes (1), and the upper and lower ends of the opening (6) extend to the top and bottom of the collecting pipe (1) respectively, and a circle of grooves (7) is also provided on the collecting pipe (1) around the opening (6); A partition (3) is respectively inserted into the manifold (1) at the left and right ends of the opening (6); the shape of the outer periphery of the partition (3) corresponds to the inner periphery of the manifold (1); the back of the partition (3) also has a plug-in end (8); the outer periphery of the plug-in end (8) has a mounting groove; a sealing ring (9) is sleeved on the mounting groove; the partition (3) is inserted into the manifold (1) from the opening (6); the front of the partition (3) is flush with the end of the manifold (1) in the opening (6); and the sealing ring (9) seals the connection between the plug-in end (8) and the manifold (1); It also includes a limiting plate (10), the outer side of the limiting plate (10) has an edge (11) corresponding to the opening (6), the inner side of the edge (11) also has a circle of convex strips (12) corresponding to the groove (7), the limiting plate (10) is inserted between the two partitions (3), and the space between the partitions (3) and the limiting plate (10) is also filled with an epoxy resin sealing layer, the edge (11) is bonded to the collecting pipe (1) by metal glue, and the convex strips (12) match the grooves (7).

2. The cold and hot integrated corrosion-resistant heat exchanger for new energy vehicles according to claim 1, characterized in that: The two collecting pipes (1) are both square pipes.

3. The cold and hot integrated corrosion-resistant heat exchanger for new energy vehicles as claimed in claim 2 is characterized in that: Each end angle of the two collecting pipes (1) is an arc-shaped transition angle.

4. The cold and hot integrated corrosion-resistant heat exchanger for new energy vehicles as claimed in claim 3 is characterized in that: Interfaces are respectively provided at both ends of the two collecting pipes (1), and a corresponding input connector (13) and an output connector (14) are respectively fixed to each of the interfaces.

5. The cold and hot integrated corrosion-resistant heat exchanger for new energy vehicles as claimed in claim 4 is characterized in that: The two end portions of the two collecting pipes (1) are also respectively provided with plugs for sealing the ends of the collecting pipes (1).

6. The cold and hot integrated corrosion-resistant heat exchanger for new energy vehicles as claimed in claim 5, characterized in that: The inner sides of the two collecting pipes (1) are also respectively provided with corrosion-resistant coatings (15).

7. The cold and hot integrated corrosion-resistant heat exchanger for new energy vehicles as claimed in claim 6, characterized in that: The end corners of the plug-in end (8) and the sealing ring (9) are also chamfered.

8. The cold and hot integrated corrosion-resistant heat exchanger for new energy vehicles as claimed in claim 7, characterized in that: The plug-in end (8) is a hollow plug-in end (8), and the four inner walls of the plug-in end (8) are respectively provided with reinforcing parts (16) with a triangular cross-section.

9. The cold and hot integrated corrosion-resistant heat exchanger for new energy vehicles as claimed in claim 8, characterized in that: A heat exchange fin (17) is also provided between every two heat exchange tubes (2), and no heat exchange fin (17) is provided between the heat exchange tubes (2) corresponding to the positions of the two openings (6).

10. The cold and hot integrated corrosion-resistant heat exchanger for new energy vehicles according to claim 9, characterized in that: A plurality of fixing parts (18) are also respectively provided on the two collecting pipes (1).

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