CN220339194U

CN220339194U - Stacked plate-fin heat exchanger

Info

Publication number: CN220339194U
Application number: CN202321791500.2U
Authority: CN
Inventors: 黄兆万; 张全嵩
Original assignee: Wuxi Pengyao Heat Exchange Equipment Co ltd
Current assignee: Wuxi Pengyao Heat Exchange Equipment Co ltd
Priority date: 2023-07-10
Filing date: 2023-07-10
Publication date: 2024-01-12
Anticipated expiration: 2033-07-10

Abstract

The utility model discloses a stacked plate-fin heat exchanger, which comprises a heat exchange unit, wherein the heat exchange unit comprises a bearing box, a smoke inlet, a smoke outlet and a water tank are respectively arranged on adjacent side surfaces of the bearing box, a plurality of base pipes are arranged in the bearing box, two ends of the base pipes are adjacently arranged, the side surfaces of the bearing box are rotatably connected with a sealing box door, the inner side surfaces of the bearing box are connected with a plurality of connectors which are matched with the two ends of the base pipes, two ends of the base pipes are sleeved with threaded connecting sleeves which are matched with the connectors, a valve is arranged on each connector, a bearing unit for supporting the base pipes and a supporting unit for supporting the bearing unit are arranged in the bearing box, the bearing unit moves on the supporting unit through a moving unit, and a fixing unit is arranged on the bearing unit. According to the utility model, the base pipes with the adjacent inlets and outlets are arranged, so that the efficiency in the process of replacing the base pipes is improved, the disassembly of connectors of other base pipes and the water tank is reduced, and the service life of the whole heat exchange unit is prolonged.

Description

Stacked plate-fin heat exchanger

Technical Field

The utility model relates to a stacked plate-fin heat exchanger, and belongs to the technical field of heat exchangers.

Background

The heat exchange efficiency of the heat exchanger is improved to a new level by the plate-fin heat exchanger, and meanwhile, the plate-fin heat exchanger has the advantages of small volume, light weight, capability of processing more than two mediums and the like.

At present, the chinese patent document with application number CN202222737919.1 in the prior art discloses a plate-fin heat exchanger, which comprises a housing, two ends of the housing are provided with flue gas interfaces, two sides of the housing are provided with water tanks, the water tanks on the two sides are respectively provided with a water inlet and a water outlet, the interior of the housing is provided with a heat exchange plate, the heat exchange plate comprises an upper heat exchange plate, a lower heat exchange plate and a base pipe, the upper heat exchange plate and the lower heat exchange plate are respectively provided with the base pipe, and the upper heat exchange plate and the lower heat exchange plate are mutually welded; the two ports of the heat exchange plate are respectively arranged in the water tanks at the two sides. According to the plate-fin heat exchanger, the heat exchange plates and the base pipes are integrally arranged, so that the problem that the heat exchange plates are not tightly contacted with the base pipes is avoided, the structural strength is higher, and the heat exchange efficiency and the use effect are ensured; and the heat exchange plate can be replaced independently, so that the heat exchange plate is convenient to replace and maintain, and the cost is saved.

But it has the following drawbacks as the plate-fin heat exchanger of the prior art:

the adoption in above-mentioned comparison document is installed the mode that stacks up from top to bottom with the base pipe, and when changing in the operation of reality in the base pipe in above-mentioned comparison document, need dismantle the water tank, change the base pipe on the heat exchanger plate afterwards, and dismantle the water tank comparatively troublesome, and when dismantling the water tank, need all dismantle the joint position of connecting at a plurality of base pipes, lead to increasing the work load when dismantling and installing, and simultaneously many times dismantle the joint position of base pipe and water tank, probably can lead to the water tank to leak with base pipe hookup location.

Therefore, it is important to develop a new stacked plate-fin heat exchanger to solve the above problems.

Disclosure of Invention

The utility model aims at solving the problems in the prior art, overcomes the defects in the prior art, designs the stacked plate-fin heat exchanger, improves the efficiency when the base pipe is replaced, reduces the disassembly of other base pipes and water tank connectors, and prolongs the service life of the whole heat exchange unit.

In order to achieve the above object, the technical scheme of the present utility model is as follows: the utility model provides a stacked plate-fin heat exchanger, including heat exchange unit, heat exchange unit is including bearing the case, the adjacent side of bearing the case is provided with respectively and advances the mouth, play mouth and water tank, bear the incasement and be equipped with a plurality of base pipes, the base pipe both ends are adjacent to be set up, it is connected with sealed chamber door to bear the side rotation of case, bear the incasement side and be connected with a plurality of connectors with base pipe both ends adaptation, base pipe both ends cover is equipped with the thread connection cover with the connector adaptation, be equipped with the valve on the connector, bear the incasement and be equipped with the bearing unit that holds up the base pipe and carry out the supporting unit that supports the bearing unit, the bearing unit moves on the supporting unit through the mobile unit, bear and be equipped with fixed unit on the unit.

Preferably, the water tank is divided into a water inlet cavity and a water outlet cavity by a partition plate, through holes matched with the connectors are respectively formed in the water inlet cavity and the water outlet cavity, a water inlet pipe is arranged on the side face of the water inlet cavity, and a water outlet pipe is arranged on the side face of the water outlet cavity.

Preferably, the supporting unit comprises symmetrical bearing strips, and a plurality of bearing strips are respectively and fixedly connected with symmetrical side walls in the bearing box at equal intervals.

Preferably, the bearing unit comprises a bearing frame, the bearing frame is arranged on the upper side surfaces of the two bearing strips, and the upper side surface of the bearing frame is fixedly connected with a clamping plate for adapting to the base pipe.

Preferably, the moving unit comprises rolling wheels rotatably connected to symmetrical sides of the bearing frame, and rolling grooves matched with the rolling wheels are formed in the upper sides of the bearing bars.

Preferably, the fixing unit comprises a fixing plate which is fixedly connected to the side face of the bearing frame and is L-shaped, one side of the fixing plate is clamped in the rolling groove, the side face of the fixing plate is fixedly connected with a side plate, and a fastening bolt with one end propped against the side face of the bearing strip is connected to the side plate in a threaded mode.

Preferably, the side surface of the bearing frame, which is close to the sealing box door, is fixedly connected with a handle.

The utility model has the beneficial effects that:

1. according to the utility model, the base pipes with the adjacent inlets and outlets are arranged, the openable sealing box door is arranged on the side surface of the bearing box, when the base pipes are required to be replaced, the sealing box door is opened, the threaded connecting sleeve is unscrewed, one base pipe can be replaced by taking out the bearing unit, the efficiency of replacing the base pipe is improved, meanwhile, the disassembly of other base pipes and the water tank connector is reduced, and the service life of the whole heat exchange unit is prolonged.

2. According to the utility model, the moving unit is arranged, so that the bearing unit slides on the supporting unit through the moving unit, the bearing box is conveniently taken out of the bearing unit and the base pipe, and the workload of maintenance personnel in replacing the base pipe is reduced.

3. According to the utility model, the valve is arranged, so that when the base pipe is required to be replaced, the internal cavity of the connector is closed through the valve, and the loss of cooling water is prevented when the base pipe is replaced.

4. According to the utility model, the replaced bearing unit is fixed through the fixing unit, so that the displacement of the bearing unit in the bearing box is prevented, and the connection between the threaded connecting sleeve and the connector is prevented from loosening.

Drawings

FIG. 1 is a schematic view of the structure of the interior of a carrying case according to the present utility model;

FIG. 2 is a schematic diagram of the overall structure of the present utility model;

FIG. 3 is a schematic cross-sectional view of a water tank according to the present utility model;

FIG. 4 is a schematic view of the structure of the connection of the base pipe and the carrier according to the present utility model;

FIG. 5 is a schematic view of a carrier according to the present utility model;

FIG. 6 is an enlarged schematic view of the structure shown in FIG. 4A;

FIG. 7 is an enlarged schematic view of the structure of FIG. 5B;

in the figure: 1. a carrying case; 2. a smoke inlet; 3. a smoke outlet; 4. a water tank; 5. a base pipe; 6. sealing the box door; 7. a connector; 8. a thread connecting sleeve; 9. a valve; 10. a water inlet cavity; 11. a water outlet cavity; 12. a through hole; 13. a water inlet pipe; 14. a water outlet pipe; 15. a carrier strip; 16. a carrier; 17. a clamping plate; 18. a rolling wheel; 19. a rolling groove; 20. a fixing plate; 21. a side plate; 22. a fastening bolt; 23. a handle.

Detailed Description

The utility model is further described below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.

Example 1

As shown in fig. 1-7, the stacked plate-fin heat exchanger provided by the utility model comprises a heat exchange unit, the heat exchange unit comprises a bearing box 1, adjacent side surfaces of the bearing box 1 are respectively provided with a smoke inlet 2, a smoke outlet 3 and a water tank 4, a plurality of base pipes 5 are arranged in the bearing box 1, two ends of the base pipes 5 are adjacently arranged, the side surfaces of the bearing box 1 are rotationally connected with a sealing box door 6, the inner side surface of the bearing box 1 is connected with a plurality of connectors 7 which are matched with two ends of the base pipes 5, two ends of the base pipes 5 are sleeved with threaded connecting sleeves 8 which are matched with the connectors 7, a valve 9 is arranged on the connectors 7, a bearing unit which supports the base pipes 5, and a supporting unit which supports the bearing unit are arranged in a way that the bearing unit moves on the supporting unit are arranged in a way that the bearing unit is arranged in the bearing box 1, a fixing unit is arranged on the bearing unit, the water tank 4 is divided into a water inlet cavity 10 and a water outlet cavity 11 by a partition plate, through holes 12 which are matched with the connectors 7 are respectively arranged in the water inlet cavity 10 and the water outlet cavity 11, water outlet pipes 14 are respectively arranged on the side surfaces of the bearing cavity 10, the bearing cavity 11, the supporting unit comprises symmetrical bearing strips 15, the bearing strips 15 are respectively arranged on the bearing strips 15 and the bearing strips 16 are respectively connected with the side surfaces of the bearing strips 16 which are arranged on the bearing strips 16 in a rolling connection mode, the rolling strips 16 and the rolling strips are respectively and are connected with the side surfaces which are matched with the bearing strips 16 on the bearing strips which are respectively, the bearing strips 16 and are arranged on the bearing strips and are respectively, and the side surfaces which are connected with the bearing strips and are respectively, and the rolling strips and are connected with the rolling strips and 16.

In this embodiment, cooling water enters the water inlet cavity 10 through the water inlet pipe 13, cooling water in the water inlet cavity 10 enters one end of the base pipe 5 through the through hole 12, circularly flows to the other end of the base pipe 5 through the inside of the base pipe 5, cooling water enters the water outlet cavity 11 through the other end of the base pipe 5, the heat-replaced cooling water flows out through the water outlet pipe 14 to circulate, flue gas enters the bearing box 1 through the flue inlet 2, the flue gas is cooled through the base pipe 5 and heat exchange between the bearing strips 15, the bearing frame 16 and the clamping plates 17, the cooled flue gas is discharged through the flue outlet 3, it is worth noting that the flue gas indicated here can also be fluid, when the base pipe 5 needs to be replaced, the valve 9 on the connecting head 7 is closed, the threaded connecting sleeve 8 is unscrewed, the fixing unit is opened, the rolling wheel 18 connected in a rolling groove 19 through the rotation at two sides of the bearing frame 16, the whole bearing frame 16 is moved out, the base pipe 5 clamped on the clamping plates 17 is pulled out, the new base pipe 5 is clamped on the clamping plates 17 through the clamping plates, the two bearing frames 16 are inserted into the two ends of the bearing frames 15, the two ends of the valve 8 are aligned with the two ends of the connecting heads 6, and the valve 9 are sealed and the connecting heads are closed.

Example 2

As shown in fig. 5-7, compared with embodiment 1, the stacked plate-fin heat exchanger according to the present utility model further includes a fixing unit, wherein the fixing unit includes a fixing plate 20 fixedly connected to the side of the carrier 16 and having an L shape, one side of the fixing plate 20 is clamped in the rolling groove 19, a side plate 21 is fixedly connected to the side of the fixing plate 20, a fastening bolt 22 with one end abutting against the side of the carrier 15 is screwed on the side plate 21, and a handle 23 is fixedly connected to the side of the carrier 16 near the sealing box door 6.

In this embodiment, after the replacement of the new base pipe 5 is completed, one end of the fastening bolt 22 is screwed into the threaded hole formed in the side plate 21, the fastening bolt 22 is screwed, one end of the fastening bolt 22 abuts against the side surface of the bearing strip 15 tightly, the position of the bearing frame 16 is limited, the position of the bearing frame 16 is prevented from being deviated, the damage of the base pipe 5 is caused, and meanwhile, when the bearing frame 16 is pulled out, the base pipe is taken out by holding the handle 23 more conveniently.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present utility model, and such modifications and variations should also be regarded as being within the scope of the utility model.

Claims

1. The utility model provides a stacked plate-fin heat exchanger, including heat exchange unit, heat exchange unit includes bears case (1), the adjacent side of bearing case (1) is provided with respectively inlet (2), outlet (3) and water tank (4), a serial communication port, be equipped with a plurality of base pipes (5) in bearing case (1), base pipe (5) both ends are adjacent to be set up, bear case (1) side rotation and be connected with sealed chamber door (6), bear case (1) medial surface and be connected with a plurality of connector (7) with base pipe (5) both ends adaptation, base pipe (5) both ends cover be equipped with connector (7) adaptation threaded connection sleeve (8), be equipped with valve (9) on connector (7), be equipped with in bearing case (1) to the bearing unit of base pipe (5) hold up and to the supporting unit who bears the bearing unit, the bearing unit moves on the supporting unit through the mobile unit, bear and be equipped with fixed unit on the bearing unit.

2. The stacked plate-fin heat exchanger according to claim 1, wherein the water tank (4) is divided into a water inlet cavity (10) and a water outlet cavity (11) by a partition plate, through holes (12) matched with the connectors (7) are formed in the water inlet cavity (10) and the water outlet cavity (11), a water inlet pipe (13) is arranged on the side face of the water inlet cavity (10), and a water outlet pipe (14) is arranged on the side face of the water outlet cavity (11).

3. A stacked plate-fin heat exchanger according to claim 1, wherein the support unit comprises symmetrical carrier strips (15), and wherein several carrier strips (15) are fixedly connected at equal intervals to symmetrical side walls in the carrier box (1), respectively.

4. A stacked plate-fin heat exchanger according to claim 3, wherein the carrier unit comprises a carrier (16), the carrier (16) is arranged on the upper side of the two carrier strips (15), and the upper side of the carrier (16) is fixedly connected with a clamping plate (17) adapted to the base tube (5).

5. A stacked plate-fin heat exchanger according to claim 4, wherein the mobile unit comprises rolling wheels (18) rotatably connected to symmetrical sides of the carrier (16), and rolling grooves (19) adapted to the rolling wheels (18) are provided on the upper sides of the carrier strips (15).

6. The stacked plate-fin heat exchanger according to claim 5, wherein the fixing unit comprises a fixing plate (20) fixedly connected to the side surface of the bearing frame (16) in an L shape, one side of the fixing plate (20) is clamped in the rolling groove (19), a side plate (21) is fixedly connected to the side surface of the fixing plate (20), and a fastening bolt (22) with one end propped against the side surface of the bearing strip (15) is connected to the side plate (21) in a threaded manner.

7. A stacked plate-fin heat exchanger according to claim 4, wherein the side of the carrier (16) adjacent the seal box door (6) is fixedly connected with a handle (23).