CN219347420U

CN219347420U - Heat exchange tube of heat exchanger

Info

Publication number: CN219347420U
Application number: CN202223329459.5U
Authority: CN
Inventors: 李道锁; 李顺龙
Original assignee: Anhui Weibang Automotive Parts Co ltd
Current assignee: Anhui Weibang Automotive Parts Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-07-14
Anticipated expiration: 2032-12-13

Abstract

The utility model relates to the technical field of heat exchangers and discloses a heat exchange tube of a heat exchanger, which comprises a fixed bottom plate, a fixed top plate, fins and a heat exchange tube, wherein the heat exchange tube is U-shaped, a bending part of the heat exchange tube is positioned in the fixed bottom plate, two ports of the heat exchange tube penetrate through the fixed top plate and extend to one side of the fixed top plate, which is away from the fins, of the fixed top plate, a soft rod is arranged in the heat exchange tube, and a threaded plate is integrally formed on the surface of the soft rod. Through setting up the soft pole in the inside of heat exchange tube, the surface of soft pole is equipped with the screw thread board to make the outside end of screw thread board and the inner wall of heat exchange tube support each other, can block hot water, make rivers can only pass from between screw thread board and the screw thread board, the velocity of flow of hot water receives the restriction, the time extension that hot water stays in the inside of heat exchange tube, thereby make the heat in the hot water more by being transmitted heat exchange tube and fin, effectively improve the utilization ratio to hot water self heat radiation.

Description

Heat exchange tube of heat exchanger

Technical Field

The utility model relates to the technical field of heat exchangers, in particular to a heat exchange tube of a heat exchanger.

Background

A heat exchanger, also called heat exchanger or heat exchange device, is a device that transfers heat from a hot fluid to a cold fluid, mainly to meet the requirements of a given process, and is an industrial application of convective and conductive heat transfer. The existing new energy automobile adopts a fin type heat exchanger which is mainly used for heating air in a drying system, is main equipment in a hot air device, adopts a heat medium which can be steam or hot water, and achieves the heat transfer process by introducing the hot water or steam into a heat exchange tube of the fin type heat exchanger, and fins on the surface have the effect of enhancing heat transfer.

However, the existing fin type heat exchanger for the new energy automobile has the defects that the volume of the fin type heat exchanger is smaller, the heat exchange tube is shorter, when the hot water flows in the heat exchange tube, the hot water quickly flows out from the exhaust port, the temperature of the discharged water is higher, the heat exchange efficiency is low, and the heat radiation utilization rate of the hot water is lower. Accordingly, a heat exchange tube for a heat exchanger is provided by those skilled in the art to solve the above-mentioned problems.

Disclosure of Invention

The present utility model is directed to a heat exchange tube for a heat exchanger, so as to solve the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a heat exchanger heat exchange tube, includes PMKD, fixed roof, fin and heat exchange tube, PMKD with the equidistance is arranged between the fixed roof the fin, the heat exchange tube runs through all the fin, the heat exchange tube is the U-shaped, the kink of heat exchange tube is located PMKD's inside, the both ends mouth of heat exchange tube runs through the fixed roof and extends to the fixed roof deviates from one side of fin, the internally mounted of heat exchange tube has soft pole, the surface integrated into one piece of soft pole has the screw thread board.

As still further aspects of the utility model: the screw plate is fixedly connected with the surface of the soft rod in a spiral mode.

As still further aspects of the utility model: the outer side end of the threaded plate and the inner wall of the heat exchange tube are abutted against each other.

As still further aspects of the utility model: the bending part of the soft rod is propped against the inner surface of the bending part of the heat exchange tube, and the surface of the bending part of the soft rod is not provided with the threaded plate.

As still further aspects of the utility model: the side surface rigid coupling that fixed bottom plate deviates from the fin has the base, the both sides rigid coupling of base has the mount pad, the inside of mount pad has run through and has seted up the mounting groove.

As still further aspects of the utility model: and two ports of the heat exchange tube are fixedly sleeved with limiting rings, and the limiting rings are propped against the surfaces of the fixed top plates, which deviate from the fins.

Compared with the prior art, the utility model has the beneficial effects that:

through carrying out the U-shaped setting with the heat exchange tube, and the fin is all passed to two long arms of heat exchange tube, can pass through the heat conduction of fin, set up soft pole in the inside of heat exchange tube, the surface integrated into one piece of soft pole has helical thread board, and make the outside end of thread board and the inner wall of heat exchange tube support each other, support the inner wall of heat exchange tube through the thread board, can block hot water, make rivers can only pass from between thread board and the thread board, the velocity of flow of hot water is restricted, the time that hot water stays in the inside of heat exchange tube is prolonged, thereby make the heat in the hot water more be transmitted to heat exchange tube and fin, effectively improve the utilization ratio to the heat radiation of hot water itself.

Drawings

FIG. 1 is a schematic view of the whole structure of a heat exchange tube of a heat exchanger;

FIG. 2 is a schematic cross-sectional view of the structure of FIG. 1 in the direction A-A;

fig. 3 is a schematic diagram of a heat exchange tube in a heat exchange tube of a heat exchanger in half-section.

In the figure: 1. a fixed bottom plate; 2. fixing the top plate; 3. a base; 4. a fin; 5. a heat exchange tube; 6. a limiting ring; 7. a mounting base; 8. a mounting groove; 9. a soft rod; 10. a thread plate.

Detailed Description

Referring to fig. 1 to 3, in an embodiment of the present utility model, a heat exchange tube of a heat exchanger includes a fixed bottom plate 1, a fixed top plate 2, fins 4 and heat exchange tubes 5, wherein the fins 4 are equidistantly arranged between the fixed bottom plate 1 and the fixed top plate 2, the heat exchange tubes 5 penetrate through all the fins 4, the heat exchange tubes 5 are U-shaped, a bending portion of each heat exchange tube 5 is located inside the fixed bottom plate 1, two ports of each heat exchange tube 5 penetrate through the fixed top plate 2 and extend to one side of the fixed top plate 2 away from the fins 4, soft rods 9 are installed inside the heat exchange tubes 5, and threaded plates 10 are integrally formed on surfaces of the soft rods 9.

Preferably, the screw thread board 10 is the heliciform rigid coupling because the surface of soft pole 9, the outer end of screw thread board 10 and the inner wall of heat exchange tube 5 are mutually supported, support the inner wall of heat exchange tube 5 through screw thread board 10, can block hot water for rivers can only pass between screw thread board 10 and screw thread board 10, the velocity of flow of hot water is restricted, the time that hot water stays in the inside of heat exchange tube 5 is prolonged, thereby make the heat in the hot water more be transmitted to heat exchange tube 5 and fin 4, effectively improve the utilization ratio to the heat radiation of hot water itself.

Preferably, the bending part of the soft rod 9 is propped against the inner surface of the bending part of the heat exchange tube 5, and the surface of the bending part of the soft rod 9 is not provided with a threaded plate 10, so that the soft rod 9 is convenient to bend at the position without the threaded plate 10, and the soft rod 9 can be installed in the heat exchange tube 5 in a penetrating way.

Preferably, the side surface of the fixed bottom plate 1, which is far away from the fins 4, is fixedly connected with a base 3, two sides of the base 3 are fixedly connected with mounting seats 7, and mounting grooves 8 are formed in the mounting seats 7 in a penetrating manner and are used for mounting the heat exchanger.

Preferably, the two ports of the heat exchange tube 5 are fixedly sleeved with the limiting rings 6, and the limiting rings 6 are propped against the surfaces of the fixed top plates 2, which deviate from the fins 4, and after the limiting rings 6 are fixedly sleeved at the two ports of the heat exchange tube 5, the fins 4 can be extruded by the fixed bottom plates 1 and the fixed top plates 2 and are in tight contact with each other, so that the heat exchanger cannot be scattered.

The working principle of the utility model is as follows: this heat exchanger sampling bolt passes mounting groove 8 and is fixed to inside the new energy automobile to connect inlet tube and outlet pipe respectively in the both ends mouth of heat transfer pipe 5, and heat transfer pipe 5 sampling U-shaped structure, the fin 4 is all passed to the two long arms of heat transfer pipe 5, can pass fin 4 conduction heat, and set up soft pole 9 in the inside of heat transfer pipe 5, the surface integrated into one piece of soft pole 9 has screw thread board 10, after hot water enters into the inside of heat transfer pipe 5, through screw thread board 10's blocking effect, can slow down the velocity of flow of water, make the time extension that hot water stopped in heat transfer pipe 5 inside, heat transfer pipe 5 and fin 4 can be transmitted to the heat transfer pipe of hot water itself, thereby reinforcing the effect to the heat, the improvement is to the thermal utilization ratio.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a heat exchanger heat exchange tube, includes fixed bottom plate (1), fixed roof (2), fin (4) and heat exchange tube (5), fixed bottom plate (1) with equidistance is arranged between fixed roof (2) fin (4), heat exchange tube (5) run through all fin (4), its characterized in that: the heat exchange tube (5) is U-shaped, the kink of heat exchange tube (5) is located the inside of fixed baseplate (1), the both ends mouth of heat exchange tube (5) runs through fixed roof (2) and extends to one side that fixed roof (2) deviates from fin (4), internally mounted of heat exchange tube (5) has soft pole (9), the surface integrated into one piece of soft pole (9) has screw thread board (10).

2. A heat exchange tube for a heat exchanger as set forth in claim 1, wherein: the screw plate (10) is fixedly connected with the surface of the soft rod (9) in a spiral manner.

3. A heat exchange tube for a heat exchanger as set forth in claim 2, wherein: the outer side end of the screw plate (10) and the inner wall of the heat exchange tube (5) are abutted against each other.

4. A heat exchange tube for a heat exchanger according to claim 3, wherein: the bending part of the soft rod (9) is propped against the inner surface of the bending part of the heat exchange tube (5), and the surface of the bending part of the soft rod (9) is not provided with the threaded plate (10).

5. A heat exchange tube for a heat exchanger as set forth in claim 1, wherein: the fixing base plate (1) is away from the side surface of the fin (4) and fixedly connected with the base (3), mounting seats (7) are fixedly connected to the two sides of the base (3), and mounting grooves (8) are formed in the mounting seats (7) in a penetrating mode.

6. A heat exchange tube for a heat exchanger as set forth in claim 1, wherein: limiting rings (6) are fixedly sleeved at two ports of the heat exchange tube (5), and the limiting rings (6) are propped against the surfaces of the fixed top plates (2) deviating from the fins (4).