CN220170031U

CN220170031U - Water-cooled parallel flow heat exchanger with multiple rows of flat pipes

Info

Publication number: CN220170031U
Application number: CN202320740862.2U
Authority: CN
Inventors: 罗志雄
Original assignee: Foshan Amate Heat Exchange Equipment Co ltd
Current assignee: Foshan Amate Heat Exchange Equipment Co ltd
Priority date: 2023-04-06
Filing date: 2023-04-06
Publication date: 2023-12-12
Anticipated expiration: 2033-04-06

Abstract

The utility model relates to the technical field of parallel flow heat exchangers, and discloses a water-cooled parallel flow heat exchanger with multiple rows of flat tubes, which comprises an outer frame body, wherein a fixing plate is fixedly arranged in the middle of the inner part of the outer frame body, the inner part of the outer frame body is divided into a left installation cavity and a right installation cavity through the fixing plate, the top of the outer frame body is provided with a water inlet and a water outlet, and a water inlet tank and a confluence tank are arranged between the top and the bottom of the inner part of the left installation cavity. The water-cooled parallel flow heat exchanger with the multiple rows of flat pipes is characterized in that the inside of a flat pipe body is divided into water flow channels through a first partition plate and a second partition plate, and the inside of the flat pipe body is divided into a plurality of flow channels through the first partition plate and the second partition plate, so that the cooling effect of water is improved; be provided with between the fixed plate and separate between left installation cavity and the right installation cavity thermal insulation cotton, it is isolated with the temperature simultaneously through thermal insulation cotton, prevent that the high temperature in the left installation cavity from transmitting to the right installation intracavity portion, promote cooling effect, overall structure is stable, facilitate the use.

Description

Water-cooled parallel flow heat exchanger with multiple rows of flat pipes

Technical Field

The utility model relates to the technical field of parallel flow heat exchangers, in particular to a water-cooled parallel flow heat exchanger with multiple rows of flat tubes.

Background

The heat exchange principle is derived from a micro-channel theory, a left header and a right header are respectively inserted into two ends of a flat tube, a serial channel is formed by separating the flat tube by using a baffle plate arranged on the left header and the right header, brazing filler metal and brazing flux are coated on the surfaces of fins and the headers, and the whole core body is clamped by a clamp. According to the separation of the collecting pipe, the collecting pipe can be divided into a multi-element parallel flow type and a unit parallel flow type. The unit type collecting pipe is not broken, the flowing direction of the refrigerant is consistent, the multi-element type collecting pipe is broken by a spacer, and the number of each section of pipe is different. The heat exchanger has the greatest characteristics of high heat exchange efficiency and compact structure.

However, the current parallel flow heat exchanger water flows are subjected to primary cooling and then are subjected to backflow secondary cooling and are discharged, a heat insulation structure is not arranged between the two cooling channels, but the temperature difference between the two cooling channels is large, and the secondary cooling effect is affected.

Disclosure of Invention

The utility model aims to provide a water-cooled parallel flow heat exchanger with a plurality of rows of flat pipes, which aims to solve the problems that in the prior art, water flow of the parallel flow heat exchanger is subjected to primary cooling and then is subjected to backflow secondary cooling and discharged, a heat insulation structure is not arranged between the two cooling channels, but the temperature difference between the two cooling channels is large, and the effect of secondary cooling is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a water-cooled parallel flow heat exchanger of flat pipe of multirow, includes the outer frame body, fixed mounting has the fixed plate in the middle of the inside of outer frame body, the inside of outer frame body is divided into left installation cavity and right installation cavity through the fixed plate, the top of outer frame body is provided with water inlet and delivery port, be provided with inlet tank and collection flow box between the inside top of left installation cavity and the bottom, be provided with between inlet tank and the collection flow box and shake flat pipe, be provided with backward flow case and play water tank between the inside top of right installation cavity and the bottom, through flat tub interconnect between backward flow case and the play water tank, the outside of flat pipe is provided with radiating fin.

Preferably, the collecting box and the reflux box are connected with each other through a connecting pipe, so that water in the collecting box can flow into the reflux box through the connecting pipe.

Preferably, the fixed plate is provided with two, and two be provided with between the fixed plate and separate between left installation cavity and the right installation cavity thermal insulation cotton, it is isolated with the temperature simultaneously to prevent that the high temperature in the left installation cavity from transmitting to the right installation cavity inside through thermal insulation cotton, promotes the cooling effect.

Preferably, the water inlet tank is including box, socket, step and sealed cushion, the socket has been seted up to one side that the box is close to flat pipe, the inboard of socket is provided with the step, step department is provided with sealed cushion, the tip of flat pipe inserts in the socket inboard, is convenient for install flat pipe, and the mounting means is simple.

Preferably, the sockets are in one-to-one correspondence with the flat pipes, and the flat pipes form a sealing structure between the sealing rubber gaskets and the sockets, so that water leakage is prevented.

Preferably, the flat pipe comprises a flat pipe body, a first partition plate and a second partition plate, wherein the first partition plate and the second partition plate are arranged in the flat pipe body, the flat pipe body is divided into water flow channels through the first partition plate and the second partition plate, the flat pipe body is divided into a plurality of flow channels through the first partition plate and the second partition plate, and the cooling effect of water is improved.

Preferably, the first partition plates and the second partition plates are vertically distributed, and a plurality of first partition plates are arranged on the outer sides of the second partition plates at equal intervals, so that the cooling effect of water is improved.

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

1. the water-cooled parallel flow heat exchanger with the multiple rows of flat pipes is characterized in that a first partition plate and a second partition plate are arranged in the flat pipe body, the interior of the flat pipe body is divided into water flow channels through the first partition plate and the second partition plate, the interior of the flat pipe body is divided into a plurality of flow channels through the first partition plate and the second partition plate, and the cooling effect of water is improved;

2. this water-cooled parallel flow heat exchanger of flat pipe of multirow is provided with thermal insulation cotton between the fixed plate, keeps apart between with left installation cavity and the right installation cavity, keeps apart the temperature through thermal insulation cotton simultaneously, prevents that the high temperature in the left installation cavity from transmitting to right installation cavity inside, promotes the cooling effect, and overall structure is stable, convenient to use.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the split structure of the water inlet tank of the present utility model;

FIG. 4 is a schematic view of a flat tube structure according to the present utility model;

FIG. 5 is a schematic cross-sectional view of the water inlet tank of the present utility model;

FIG. 6 is a schematic cross-sectional view of the header box of the present utility model.

In the figure: 1. an outer frame body; 2. a fixing plate; 3. a left mounting cavity; 4. a right mounting cavity; 5. a water inlet; 6. a water outlet; 7. a water inlet tank; 8. a flat tube; 9. a junction box; 10. a connecting pipe; 11. a reflow box; 12. a heat radiation fin; 13. discharging the water tank; 14. thermal insulation cotton; 701. a case; 702. a socket; 703. a step; 704. sealing rubber cushion; 801. a flat tube body; 802. a first partition board; 803. and a second partition board.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the present utility model provides a technical solution: the water-cooled parallel flow heat exchanger with multiple rows of flat pipes comprises an outer frame body 1, a fixing plate 2, a left mounting cavity 3, a right mounting cavity 4, a water inlet 5, a water outlet 6, a water inlet tank 7, flat pipes 8, a confluence tank 9, a connecting pipe 10, a backflow tank 11, radiating fins 12, a water outlet tank 13, heat insulation cotton 14, a tank body 701, a socket 702, a step 703, a sealing rubber pad 704, a flat pipe body 801, a first partition plate 802 and a second partition plate 803, wherein the fixing plate 2 is fixedly arranged in the middle of the inner part of the outer frame body 1, the inner part of the outer frame body 1 is divided into the left mounting cavity 3 and the right mounting cavity 4 through the fixing plate 2, the top of the outer frame body 1 is provided with the water inlet 5 and the water outlet 6, a water inlet tank 7 and the confluence tank 9 are arranged between the top and the bottom of the inner part of the left mounting cavity 3, a shaking flat pipe 8 is arranged between the water inlet tank 7 and the confluence tank 9, a backflow tank 11 and the water outlet tank 13 are arranged between the top and the bottom of the inner part of the right mounting cavity 4, the backflow tank 11 and the water outlet tank 13 are connected with each other through the flat pipes 8, and the radiating fins 12 are arranged outside the flat pipes 8;

the collecting box 9 and the reflux box 11 are connected with each other through the connecting pipe 10, so that water in the collecting box 9 conveniently flows into the reflux box 11 through the connecting pipe 10, two fixing plates 2 are arranged, and heat insulation cotton 14 is arranged between the two fixing plates 2, so that the left mounting cavity 3 and the right mounting cavity 4 are isolated, meanwhile, the temperature is isolated through the heat insulation cotton 14, the high temperature in the left mounting cavity 3 is prevented from being transmitted into the right mounting cavity 4, and the cooling effect is improved;

the water inlet tank 7 comprises a tank body 701, a socket 702, steps 703 and sealing rubber gaskets 704, the socket 702 is formed in one side, close to the flat pipe 8, of the tank body 701, the steps 703 are formed in the inner side of the socket 702, the sealing rubber gaskets 704 are arranged at the positions of the steps 703, the end parts of the flat pipe 8 are inserted into the inner side of the socket 702, the flat pipe 8 is convenient to install, the installation mode is simple, the socket 702 corresponds to the flat pipe 8 one by one, and the flat pipe 8 forms a sealing structure with the socket 702 through the sealing rubber gaskets 704, so that water leakage is prevented;

the flat pipe 8 comprises a flat pipe body 801, a first partition plate 802 and a second partition plate 803, wherein the first partition plate 802 and the second partition plate 803 are arranged in the flat pipe body 801, the flat pipe body 801 is divided into water flow channels through the first partition plate 802 and the second partition plate 803, the flat pipe body 801 is divided into a plurality of flow channels through the first partition plate 802 and the second partition plate 803, the cooling effect of water is improved, the first partition plate 802 and the second partition plate 803 are vertically distributed, the first partition plate 802 is arranged on the outer side of the second partition plate 803 at equal intervals, and a plurality of cooling effects of water are improved.

Working principle: firstly, water enters the water inlet tank 7 from the water inlet 5, water in the water inlet tank 7 enters the flat pipe 8, the water flows into the converging tank 9 through the flat pipe 8, then the water enters the reflux tank 11 through the connecting pipe 10, the water in the reflux tank 11 flows into the water outlet tank 13 through the flat pipe 8 and finally is discharged from the water outlet 6, when the water passes through the flat pipe 8, the water is cooled through the radiating fins 12 on the outer side of the flat pipe 8, wherein the partition plate I802 and the partition plate II 803 are arranged in the flat pipe body 801, the interior of the flat pipe body 801 is divided into water flow channels through the partition plate I802 and the partition plate II 803, the interior of the flat pipe body 801 is divided into a plurality of flow channels through the partition plate I802 and the partition plate II 803, the cooling effect of the water is improved, meanwhile, the heat insulation cotton 14 is arranged between the fixing plates 2, the left installation cavity 3 and the right installation cavity 4 are isolated, the temperature is prevented from being transmitted to the interior of the right installation cavity 4 through the heat insulation cotton 14, the whole structure is stable, and the use is convenient.

Finally, it should be noted that the above description is only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and that the simple modification and equivalent substitution of the technical solution of the present utility model can be made by those skilled in the art without departing from the spirit and scope of the technical solution of the present utility model.

Claims

1. The utility model provides a water-cooled parallel flow heat exchanger of flat pipe of multirow, includes frame body (1), its characterized in that: fixed mounting has fixed plate (2) in the middle of the inside of frame body (1), the inside of frame body (1) is separated into left installation chamber (3) and right installation chamber (4) through fixed plate (2), the top of frame body (1) is provided with water inlet (5) and delivery port (6), be provided with inlet tank (7) and collection flow box (9) between the inside top of left installation chamber (3) and the bottom, be provided with between inlet tank (7) and collection flow box (9) and shake flat pipe (8), be provided with backflow tank (11) and play water tank (13) between the inside top of right installation chamber (4) and bottom, through flat pipe (8) interconnect between backflow tank (11) and play water tank (13), the outside of flat pipe (8) is provided with fin (12).

2. The multi-row flat tube water-cooled parallel flow heat exchanger as claimed in claim 1, wherein: the converging box (9) and the reflux box (11) are connected with each other through a connecting pipe (10).

3. The multi-row flat tube water-cooled parallel flow heat exchanger as claimed in claim 1, wherein: two fixing plates (2) are arranged, and heat insulation cotton (14) is arranged between the two fixing plates (2).

4. The multi-row flat tube water-cooled parallel flow heat exchanger as claimed in claim 1, wherein: the water inlet tank (7) comprises a tank body (701), a socket (702), a step (703) and a sealing rubber pad (704), wherein the socket (702) is formed in one side, close to the flat pipe (8), of the tank body (701), the step (703) is formed in the inner side of the socket (702), the sealing rubber pad (704) is arranged at the step (703), and the end portion of the flat pipe (8) is inserted into the inner side of the socket (702).

5. The multi-row flat tube water-cooled parallel flow heat exchanger as claimed in claim 4, wherein: the sockets (702) are in one-to-one correspondence with the flat tubes (8), and the flat tubes (8) form a sealing structure with the sockets (702) through sealing rubber gaskets (704).

6. The multi-row flat tube water-cooled parallel flow heat exchanger as claimed in claim 1, wherein: the flat pipe (8) comprises a flat pipe body (801), a first partition plate (802) and a second partition plate (803), wherein the first partition plate (802) and the second partition plate (803) are arranged in the flat pipe body (801), and the flat pipe body (801) is divided into a water flow channel through the first partition plate (802) and the second partition plate (803).

7. The multi-row flat tube water-cooled parallel flow heat exchanger as claimed in claim 6, wherein: the first partition plates (802) and the second partition plates (803) are vertically distributed, and a plurality of the first partition plates (802) are arranged on the outer side of the second partition plates (803) at equal intervals.