Air conditioner heat exchanger for rail transit

Abstract

The utility model provides an air conditioner heat exchanger for rail transit, and relates to the technical field of air conditioner heat exchangers. An upper cover plate is arranged at the upper end of the air conditioner heat exchanger, a lower cover plate is arranged at the lower end of the air conditioner heat exchanger, heat exchange pipes are installed between the left portion and the right portion of the upper cover plate and the left portion and the right portion of the lower cover plate, the heat exchange pipes are sleeved with heat exchange fins, and inner through cavities are formed in the left portion and the right portion of the air conditioner heat exchanger. Notches are formed in the middle of the upper sealing face plate and the middle of the lower sealing face plate, and the upper sealing face plate and the lower sealing face plate are both made of aluminum alloy materials. An inlet is formed in the left end of the heat exchange pipe, an outlet is formed in the right end of the heat exchange pipe, and the inlet and the outlet both extend out of the upper cover plate. The heat exchange tube is divided into the left part and the right part, and the heat exchange fin assemblies are sleeved on the left part and the right part, so that the heat transfer area is increased, heat transfer is facilitated, the mounting bearing pressure is reduced, and the heat exchanger is more convenient and stable to mount.

Description

Technical Field

[0001] The utility model relates to the technical field of air-conditioning heat exchangers, and in particular to an air-conditioning heat exchanger for rail transportation. Background Art

[0002] A heat exchanger is a device that transfers part of the heat of a hot fluid to a cold fluid, also known as a heat exchanger. Heat exchangers play an important role in chemical, petroleum, power, food and many other industrial productions. In chemical production, heat exchangers can be used as heaters, coolers, condensers, evaporators and reboilers, etc., and are widely used.

[0003] In the prior art (publication number CN216644376U) air-conditioning heat exchanger and air conditioner manual, it is mentioned that "the heat exchange tubes are multiple and arranged at intervals; multiple first heat exchange fins, multiple first heat exchange fins are inserted on the multiple heat exchange tubes; and multiple second heat exchange fins, multiple second heat exchange fins are inserted on the multiple heat exchange tubes, and the multiple second heat exchange fins and the multiple first heat exchange fins are staggered in the length direction of the heat exchange tubes. On the windward side of the air-conditioning heat exchanger, one end of the first heat exchange fin in the width direction protrudes from one end of the second heat exchange fin in the width direction." However, the heat exchange tubes and heat exchange fin structures in the prior art are widely distributed, which not only increases the installation weighing pressure, but also makes it inconvenient to perform stable installation and is not safe and practical. Utility Model Content

[0004] In order to overcome the defects of the prior art, an air-conditioning heat exchanger for rail transit is provided to solve the problem that the heat exchange tubes and heat exchange fins in the prior art are widely distributed, which not only increases the installation weighing pressure, but also makes stable installation inconvenient and unsafe and practical.

[0005] To achieve the above-mentioned purpose, an air-conditioning heat exchanger for rail transit is provided, including an air-conditioning heat exchanger; an upper sealing panel is provided at the upper end of the air-conditioning heat exchanger, and a lower sealing panel is provided at the lower end of the air-conditioning heat exchanger, heat exchange tubes are installed between the left and right parts of the upper and lower sealing panels, and heat exchange fins are arranged on the outer sleeve of the heat exchange tubes, and inner through cavities are provided on the left and right parts of the air-conditioning heat exchanger.

[0006] Furthermore, a notch is provided in the middle of the upper sealing panel and the lower sealing panel, and the upper sealing panel and the lower sealing panel are both made of aluminum alloy.

[0007] Furthermore, an inlet is arranged at the left end of the heat exchange tube, and an outlet is arranged at the right end of the heat exchange tube, and both the inlet and the outlet extend out of the upper sealing panel.

[0008] Furthermore, an inner mounting plate is provided in the middle of the air conditioning heat exchanger, and a plurality of mounting grooves are provided on the inner mounting plate, and side connecting plates are provided on both sides of the inner mounting plate, and a through opening is provided between the two groups of side connecting plates.

[0009] Furthermore, a plurality of side connection blocks are provided on both sides of the heat exchange fins, and side protection frames are fixed to the outer ends of the side connection blocks, and both the side connection blocks and the side protection frames are made of stainless steel.

[0010] Furthermore, a partition is provided in the middle of the inner cavity, and cooling fans are installed on both the left and right parts of the inner cavity.

[0011] The beneficial effects of the utility model are:

[0012] 1. The utility model distributes the heat exchange tubes between the left and right parts of the upper sealing panel and the lower sealing panel, and connects them together through pipelines in the middle. The heat exchange tubes are installed separately, which can not only reduce the bearing pressure of equipment installation, but also facilitate transportation.

[0013] 2. The utility model facilitates the installation of fastening bolts in the installation grooves on the inner installation plate, thereby stably and firmly installing the air-conditioning heat exchanger, which is convenient and trouble-free to install, and is safer and more reliable.

[0014] 3. The heat exchange fins in the present invention are arranged outside the heat exchange tubes, which can not only increase the heat transfer area of ​​the finned tubes installed per unit time, but also improve the flow characteristics, increase the heat transfer area, and facilitate the transfer of heat.

[0015] 4. The setting of the inner cavity of the utility model is convenient for utilizing the cooling fan therein to conveniently perform wind heat dissipation, which helps to speed up the heat dissipation speed so as to quickly cool down the equipment after use, which is more convenient and practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front view schematic diagram of an embodiment of the utility model;

[0017] Figure 2 It is a left side schematic diagram of an embodiment of the utility model;

[0018] Figure 3 It is a top view schematic diagram of an embodiment of the utility model;

[0019] Figure 4 It is a bottom view schematic diagram of an embodiment of the utility model.

[0020] In the figure: 1. air conditioning heat exchanger; 10. upper sealing panel; 11. heat exchange tube; 12. inlet; 13. notch; 14. outlet; 15. lower sealing panel; 16. inner mounting plate; 17. side connecting plate; 18. mounting groove; 19. through-port; 2. heat exchange fins; 20. side connecting block; 21. side protective frame; 3. inner through-cavity; 30. cooling fan; 31. partition. DETAILED DESCRIPTION

[0021] In order to make the technical problems, technical solutions and beneficial effects to be solved by the utility model clearer, the utility model is further described in detail in combination with the accompanying drawings and embodiments. The specific embodiments described herein are only used to explain the utility model, and are not used to limit the utility model. Specific details such as specific system structures and technologies are proposed in order to more thoroughly understand the embodiments of the utility model. The described embodiments are part of the embodiments of the present disclosure, rather than all of the embodiments. However, it should be clear to those skilled in the art that the utility model can also be implemented in other embodiments without these specific details. Based on the embodiments in the present disclosure, all other embodiments obtained by those skilled in the art without making creative work belong to the scope of protection of the present disclosure.

[0022] The specific implementation of the utility model is described in detail below with reference to the accompanying drawings.

[0023] Figure 1 It is a front view schematic diagram of an embodiment of the utility model, Figure 2 It is a left side schematic diagram of an embodiment of the utility model, Figure 3 A schematic top view of an embodiment of the utility model and Figure 4 It is a bottom view schematic diagram of an embodiment of the utility model.

[0024] Reference Figures 1 to 4 As shown, the utility model provides an air-conditioning heat exchanger for rail transit, including an air-conditioning heat exchanger 1; an upper sealing panel 10 is provided at the upper end of the air-conditioning heat exchanger 1, and a lower sealing panel 15 is provided at the lower end of the air-conditioning heat exchanger 1, and heat exchange tubes 11 are installed between the left and right parts of the upper sealing panel 10 and the lower sealing panel 15, and heat exchange fins 2 are arranged on the outer sleeve of the heat exchange tube 11, and inner through cavities 3 are provided on the left and right parts of the air-conditioning heat exchanger 1.

[0025] In this embodiment, a recess 13 is provided in the middle of the upper sealing panel 10 and the lower sealing panel 15, and the upper sealing panel 10 and the lower sealing panel 15 are both made of aluminum alloy; an inlet 12 is provided at the left end of the heat exchange tube 11, and an outlet 14 is provided at the right end of the heat exchange tube 11, and the inlet 12 and the outlet 14 both extend out of the upper sealing panel 10.

[0026] As a preferred embodiment, the utility model distributes the heat exchange tubes 11 between the left and right parts of the upper sealing panel 10 and the lower sealing panel 15, and connects them together through pipes in the middle. The heat exchange tubes are installed separately, which not only reduces the bearing pressure of the equipment installation, but also facilitates transportation.

[0027] In this embodiment, an inner mounting plate 16 is provided in the middle of the air conditioning heat exchanger 1, and a plurality of mounting grooves 18 are provided on the inner mounting plate 16, and side connecting plates 17 are provided on both sides of the inner mounting plate 16, and a through opening 19 is provided between the two groups of side connecting plates 17.

[0028] As a preferred implementation, the utility model facilitates installation of fastening bolts in the installation slots 18 on the inner installation plate 16, thereby stably and firmly installing the air-conditioning heat exchanger 1, making the installation convenient, trouble-free, safer and more reliable.

[0029] In this embodiment, multiple groups of side connection blocks 20 are provided on both sides of the heat exchange fins 2, and side protection frames 21 are fixed to the outer ends of the side connection blocks 20, and both the side connection blocks 20 and the side protection frames 21 are made of stainless steel.

[0030] As a preferred embodiment, the heat exchange fins 2 in the present invention are arranged outside the heat exchange tubes 11, which can not only increase the heat transfer area of ​​the fin tubes installed per unit time, but also improve the flow characteristics, increase the heat transfer area, and facilitate heat transfer.

[0031] In this embodiment, a partition plate 31 is disposed in the middle of the inner cavity 3 , and cooling fans 30 are installed on both the left and right parts of the inner cavity 3 .

[0032] As a preferred embodiment, the configuration of the inner cavity 3 of the utility model facilitates the use of the cooling fan 30 therein for wind heat dissipation, which helps to speed up the heat dissipation speed so as to quickly cool down the device after use, which is more convenient and practical.

[0033] The utility model can effectively solve the problem in the prior art that the heat exchange tube and the heat exchange fin structure are widely distributed, which not only increases the installation weighing pressure, but also makes it inconvenient to install stably and is not safe and practical. The utility model divides the heat exchange tube into two parts, left and right, and both are covered with heat exchange fin assemblies, which not only increases the heat transfer area and is beneficial to the heat transfer, but also reduces the installation bearing pressure, making the installation more convenient and stable.

[0034] The above embodiments are used to explain the present invention rather than to limit the present invention. Any modifications and changes made to the present invention within the spirit of the present invention and the scope of the claims for protection shall be included in the protection scope of the present invention.

Claims

1. An air conditioning heat exchanger for rail transit, characterized in that: The invention comprises an air conditioning heat exchanger (1); an upper sealing panel (10) is arranged at the upper end of the air conditioning heat exchanger (1), and a lower sealing panel (15) is arranged at the lower end of the air conditioning heat exchanger (1); heat exchange tubes (11) are installed between the left and right parts of the upper sealing panel (10) and the lower sealing panel (15), and heat exchange fins (2) are arranged on the outer sleeves of the heat exchange tubes (11); and inner through cavities (3) are arranged on the left and right parts of the air conditioning heat exchanger (1).

2. The rail transit air conditioning heat exchanger according to claim 1, characterized in that: The upper sealing panel (10) and the lower sealing panel (15) are both provided with a notch (13) in the middle, and the upper sealing panel (10) and the lower sealing panel (15) are both made of aluminum alloy.

3. The rail transit air conditioning heat exchanger according to claim 1, characterized in that: The left end of the heat exchange tube (11) is provided with an inlet (12), and the right end of the heat exchange tube (11) is provided with an outlet (14), and both the inlet (12) and the outlet (14) extend out of the upper sealing panel (10).

4. The rail transit air conditioning heat exchanger according to claim 1, characterized in that: An inner mounting plate (16) is provided in the middle of the air conditioning heat exchanger (1), and a plurality of groups of mounting grooves (18) are provided on the inner mounting plate (16). Side connecting plates (17) are provided on both left and right sides of the inner mounting plate (16), and a through opening (19) is provided between the two groups of side connecting plates (17).

5. The rail transit air conditioning heat exchanger according to claim 1, characterized in that: A plurality of groups of side connection blocks (20) are arranged on both the left and right sides of the heat exchange fin (2), and a side protection frame (21) is fixed to the outer end of the side connection block (20), and both the side connection block (20) and the side protection frame (21) are made of stainless steel.

6. The rail transit air conditioning heat exchanger according to claim 1, characterized in that: A partition plate (31) is provided in the middle of the inner through cavity (3), and cooling fans (30) are installed on both the left and right parts of the inner through cavity (3).

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