CN220507806U

CN220507806U - Heat exchanger

Info

Publication number: CN220507806U
Application number: CN202322157999.8U
Authority: CN
Inventors: 蒋辉
Original assignee: Zhejiang Leilin Engineering Technology Co ltd
Current assignee: Zhejiang Leilin Engineering Technology Co ltd
Priority date: 2023-08-11
Filing date: 2023-08-11
Publication date: 2024-02-20
Anticipated expiration: 2033-08-11

Abstract

The utility model discloses a heat exchanger, in particular to the field of heat exchangers, which comprises a heat exchanger, wherein an air inlet pipe is fixedly arranged at the bottom of the heat exchanger, a filter screen is fixedly arranged on the inner wall of the air inlet pipe, a supporting plate is fixedly arranged on the inner wall of the air inlet pipe, a transmission paddle is rotationally connected to the inside of the supporting plate, a rotating ring is fixedly arranged at the top of the transmission paddle and is rotationally connected to the inside of the air inlet pipe, a protruding rod is fixedly arranged at the top of the rotating ring, a groove is slidingly connected to the inside of the air inlet pipe, a hairbrush is fixedly arranged at the top of the groove, and the hairbrush and the filter screen are arranged in a fitting mode. According to the utility model, the filter screen and the brush are arranged, and dust and fragments are filtered by the filter screen, so that more dust can not be carried by flue gas entering the heat exchanger, and the brush can be driven to displace at the bottom of the filter screen when the groove slides, so that the meshes of the filter screen are scraped and cleaned.

Description

Heat exchanger

Technical Field

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

Background

The heat exchanger is a device for transferring part of heat of hot fluid to cold fluid, also called heat exchanger, when the heat exchanger exchanges heat to flue gas, dust can be carried in the flue gas, and when the dust enters the heat exchanger, the dust can be accumulated on the surface of a heat exchange tube, so that the heat exchange efficiency can be reduced.

The Chinese patent disclosure CN206626988U discloses a flue gas heat exchanger, which comprises a first heat exchanger and a second heat exchanger, wherein the first heat exchanger is provided with a first input pipe and a first flue outlet, and the second heat exchanger is provided with a second input pipe and a second flue outlet. The high-temperature flue gas generated by the burner enters the heat exchanger (tube layer) through the stainless steel flue gas main pipeline, and is discharged from the two flue gas outlets after heat exchange, so that the temperature of the external air passing through the heat exchanger is increased, the double heat exchangers are arranged, the heat exchange speed is high, and the heat exchange efficiency is high. But this kind of setting can't filter the dust that carries in the flue gas, can pile up when the dust gets into the heat exchanger inside at the surface of heat exchange tube to can reduce heat exchange efficiency, consequently, to this problem, how to design a heat exchanger becomes our current problem that needs to be solved.

Disclosure of Invention

In order to overcome the above-mentioned defect of the prior art, an embodiment of the present utility model provides a heat exchanger, through a filter screen and a brush, dust fragments are filtered by the filter screen, so that the flue gas entering the heat exchanger can not carry more dust, and when the groove slides, the brush can be driven to displace at the bottom of the filter screen, thereby scraping and cleaning the mesh of the filter screen to solve the problems set forth in the above-mentioned background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a heat exchanger, includes the heat exchanger, the bottom fixed mounting of heat exchanger has the intake pipe, the inner wall fixed mounting of intake pipe has the filter screen, the inner wall fixed mounting of intake pipe has the backup pad, the inside of backup pad rotates and is connected with the transmission oar, the top fixed mounting of transmission oar has the swivel, the swivel rotates the inside of connecting at the intake pipe, the top fixed mounting of swivel has the protruding pole, the inside sliding connection of intake pipe has the recess, protruding pole sliding connection is in the inside of recess, the top fixed mounting of recess has the brush, the brush is laminating form setting with the filter screen.

In a preferred embodiment, one side of the groove is hinged with a plurality of receiving grooves, wherein each two receiving grooves are arranged in an axisymmetric manner with respect to the vertical center line of the brush.

In a preferred embodiment, the bottom of the access slot is provided with a spring, which is fixedly mounted on one side of the recess.

In a preferred embodiment, a limiting block is fixedly arranged in the air inlet pipe, and a recovery box is connected in the air inlet pipe in a sliding mode.

In a preferred embodiment, a first handle is fixedly arranged on one side of the recovery box, and a retainer is inserted into the air inlet pipe.

In a preferred embodiment, the inner wall of the retainer is fixedly provided with a filter cotton plate, and the inner part of the air inlet pipe is hinged with a mounting door.

In a preferred embodiment, a second handle is fixedly arranged on one side of the mounting door, and an air outlet pipe is fixedly arranged on the top of the heat exchanger.

The utility model has the technical effects and advantages that:

1. according to the utility model, the filter screen and the brush are arranged, when flue gas enters the heat exchanger through the filter screen, larger dust fragments are filtered by the filter screen, so that the flue gas entering the heat exchanger cannot carry more dust, the phenomenon that the heat exchange efficiency is reduced due to the fact that dust is not accumulated in a heat exchange tube in the heat exchanger is avoided, the brush is driven to displace at the bottom of the filter screen when the groove slides, the meshes of the filter screen are scraped and cleaned, the filter screen is prevented from being blocked, and the filter screen is always kept in a clean state;

2. according to the utility model, the retainer and the filter cotton plates are arranged, when flue gas enters the heat exchanger through the filter screen, the filter cotton plates are contacted, and when the flue gas passes through the filter cotton plates, the filter cotton plates can filter smaller dust carried in the flue gas, so that the flue gas is further filtered, after the filter cotton plates filter more dust, the second handle is pulled to enable the mounting door to be turned over and opened, the retainer is pulled to slide out of the air inlet pipe, and as the filter cotton plates are fixedly arranged in the retainer, the filter cotton plates are taken out through the retainer, and after replacement, the mounting door is closed, so that the flue gas can be continuously filtered.

Drawings

Fig. 1 is a partial structural cross-sectional view of the present utility model.

Fig. 2 is an enlarged view of the structure of the portion a of fig. 1 according to the present utility model.

Fig. 3 is an enlarged view of the B part structure of fig. 1 according to the present utility model.

The reference numerals are: 1. a heat exchanger; 2. an air inlet pipe; 3. a filter screen; 4. a support plate; 5. a transmission paddle; 6. a swivel; 7. a protruding rod; 8. a groove; 9. a brush; 10. a receiving groove; 11. a spring; 12. a limiting block; 13. a recovery box; 14. a first handle; 15. a retainer; 16. a filter cotton plate; 17. installing a door; 18. a second handle; 19. and an air outlet pipe.

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. 1-3 of the specification, as shown in fig. 1, a heat exchanger of the embodiment of the utility model comprises a heat exchanger 1, an air inlet pipe 2 is fixedly arranged at the bottom of the heat exchanger 1, a filter screen 3 is fixedly arranged on the inner wall of the air inlet pipe 2, a supporting plate 4 is fixedly arranged on the inner wall of the air inlet pipe 2, a driving paddle 5 is limited by the arrangement of the supporting plate 4, the driving paddle 5 is rotationally connected inside the supporting plate 4, the driving paddle 5 is used for driving a rotating ring 6 to drive a brush 9 so that the brush 9 can slide, the rotating ring 6 is fixedly arranged at the top of the driving paddle 5, the rotating ring 6 is rotationally connected inside the air inlet pipe 2, a convex rod 7 is fixedly arranged at the top of the rotating ring 6, a groove 8 is slidingly connected inside the air inlet pipe 2, the convex rod 7 is slidingly connected inside the groove 8, the brush 9 is fixedly arranged at the top of the groove 8, and the brush 9 and the filter screen 3 are arranged in a fitting manner.

What should be noted is, wherein, when carrying out the heat transfer to the flue gas, will flue gas through the inside of intake pipe 2 input heat exchanger 1, when the flue gas gets into the inside of heat exchanger 1 through filter screen 3, great dust piece is filtered by filter screen 3, thereby make the flue gas that gets into in the heat exchanger 1 can not carry more dust, and then avoid the inside heat exchange tube of heat exchanger 1 can not pile up the phenomenon that the dust leads to the heat exchange efficiency to reduce to take place, simultaneously when flue gas gets into the inside of heat exchanger 1, the flow of flue gas can make transmission oar 5 rotate, can drive swivel 6 simultaneously and rotate when transmission oar 5 rotates, can drive protruding pole 7 and carry out synchronous rotation when swivel 6 rotates, thereby make recess 8 reciprocating sliding motion through the bottom that can drive brush 9 at filter screen 3 when recess 8 slides, thereby scrape the brush 3 mesh, make the dust and the filter screen 3 separation that are filtered down by filter screen 3, the dust that is scraped down by brush 9 can fall in the access groove 10 of brush 9 both sides, and when the brush 9 slides to one side when the distance of getting to the inside, can's 10 and can't be by the spacing groove 10 and can't be in the access groove 12 and can't be in the recovery case that the side is retrieved in the recess 13 and the recovery case is in the recess 13, thereby the recovery case is reached at the side is retrieved in the recovery case and the recovery case is 13, the dust recovery case is taken off to the side in the recovery case is 13, and is in the mode can's side and can's inside the recovery case 13 to the recovery case 13 is in the recovery case and can's side 13 to the recovery the inside the recovery case 13 is in the time 13 to the inside the recovery case 13 to the inside the recovery case 13 to the dust is can't and the inside the time 13.

Further, as shown in fig. 2, one side of the groove 8 is hinged with a plurality of receiving grooves 10, the number of the receiving grooves 10 is set to be a plurality, each two receiving grooves 10 are axisymmetrically set with respect to the vertical center line of the brush 9, the bottom of each receiving groove 10 is provided with a spring 11, the receiving grooves 10 can return through the springs 11 after being limited by the arrangement of the springs 11, the springs 11 are fixedly installed on one side of the groove 8, a limiting block 12 is fixedly installed on one side of the air inlet pipe 2, a recovery box 13 is slidingly connected inside the air inlet pipe 2, a first handle 14 is fixedly installed on one side of the recovery box 13, a retainer 15 is inserted inside the air inlet pipe 2, limiting and fixing are carried out on a plurality of filter cotton plates 16 by the arrangement of the retainer 15, the inner wall of the retainer 15 is fixedly installed with the filter cotton plates 16, an installation door 17 is hinged inside the air inlet pipe 2, a second handle 18 is fixedly installed on one side of the installation door 17, and an air outlet pipe 19 is fixedly installed on the top of the heat exchanger 1.

It should be noted that, when the flue gas passes through the filter screen 3 and enters the interior of the heat exchanger 1, a plurality of filter cotton plates 16 are contacted, and when passing through the filter cotton plates 16, the filter cotton plates 16 filter smaller dust carried in the flue gas, so as to further filter the flue gas, after the filter cotton plates 16 filter more dust, the second handle 18 is pulled to enable the mounting door 17 to be turned over and opened, the retainer 15 is pulled to slide out from the interior of the air inlet pipe 2, and as the plurality of filter cotton plates 16 are fixedly mounted in the interior of the retainer 15, the plurality of filter cotton plates 16 are taken out through the retainer 15, and after replacement, the mounting door 17 is closed, so that the flue gas can be filtered continuously.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. A heat exchanger comprising a heat exchanger (1), characterized in that: the bottom fixed mounting of heat exchanger (1) has intake pipe (2), the inner wall fixed mounting of intake pipe (2) has filter screen (3), the inner wall fixed mounting of intake pipe (2) has backup pad (4), the inside rotation of backup pad (4) is connected with transmission oar (5), the top fixed mounting of transmission oar (5) has swivel (6), swivel (6) rotate and connect in the inside of intake pipe (2), the top fixed mounting of swivel (6) has protruding pole (7), the inside sliding connection of intake pipe (2) has recess (8), protruding pole (7) sliding connection is in the inside of recess (8), the top fixed mounting of recess (8) has brush (9), brush (9) are laminating form setting with filter screen (3).

2. A heat exchanger according to claim 1, wherein: one side of the groove (8) is hinged with a plurality of receiving grooves (10), and the number of the receiving grooves (10) is multiple, wherein every two receiving grooves (10) are axisymmetrically arranged relative to the vertical center line of the brush (9).

3. A heat exchanger according to claim 2, wherein: the bottom of the access groove (10) is provided with a spring (11), and the spring (11) is fixedly arranged on one side of the groove (8).

4. A heat exchanger according to claim 3, wherein: the inside fixed mounting of intake pipe (2) has stopper (12), the inside sliding connection of intake pipe (2) has collection box (13).

5. A heat exchanger according to claim 4, wherein: one side of the recovery box (13) is fixedly provided with a first handle (14), and the inside of the air inlet pipe (2) is inserted with a retainer (15).

6. A heat exchanger according to claim 5, wherein: the inner wall of the retainer (15) is fixedly provided with a filter cotton plate (16), and the inside of the air inlet pipe (2) is hinged with a mounting door (17).

7. A heat exchanger according to claim 6, wherein: one side of the mounting door (17) is fixedly provided with a second handle (18), and the top of the heat exchanger (1) is fixedly provided with an air outlet pipe (19).