CN115420121A

CN115420121A - High-pressure efficient heat exchanger

Info

Publication number: CN115420121A
Application number: CN202210827895.0A
Authority: CN
Inventors: 邵天; 郑娟; 俞秀泽
Original assignee: Anhui Yangtian Jinsu New Energy Equipment Co ltd
Current assignee: Anhui Yangtian Jinsu New Energy Equipment Co ltd
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2022-12-02

Abstract

The invention discloses a high-pressure high-efficiency heat exchanger which comprises a plurality of vertically equidistantly arranged sleeves, a snakelike inner pipe and a plurality of connecting pipes, wherein the snakelike inner pipe is sequentially arranged in the sleeves in a penetrating mode, the connecting pipes are communicated with two adjacent sleeves, an installation frame capable of moving in the horizontal direction is sleeved on the inner pipe, a scraping ring is fixedly connected to the inner wall of the installation frame and is abutted and contacted with the inner pipe, a connecting rod is fixedly connected to one side of the installation frame, and a driving assembly used for driving the connecting rod to move horizontally is fixedly installed on the outer side wall of each sleeve. According to the invention, the driving assembly, the connecting rod, the mounting frame and the scraping ring are adopted, the motor is started to drive the screw rod to rotate, the screw rod drives the threaded block to move, the threaded block drives the connecting frame to move horizontally, and the connecting frame drives the connecting rod to move horizontally, so that the mounting frame slides on the inner pipe, the purpose of cleaning the surface of the inner pipe by the scraping ring is realized, scale on the surface is removed, the heat exchange efficiency is improved, and the heat exchange of cold and hot media is promoted.

Description

High-pressure efficient heat exchanger

Technical Field

The invention relates to the technical field of heat exchanger devices, in particular to a high-pressure efficient heat exchanger.

Background

The heat exchanger is a device for transferring part of heat of hot fluid to cold fluid, and is also called a heat exchanger. The heat exchanger is an important position in chemical industry, petroleum, power, food and other industrial production, the heat exchanger is generally divided into a plate heat exchanger and a shell-and-tube heat exchanger, the shell-and-tube heat exchanger is widely used for the processes of evaporation, condensation, heating, cooling and freezing of various materials in the fields of petroleum, chemical industry, light industry, power, medicine, refrigeration, air conditioning and the like, and is heat exchange equipment with a large quantity and a wide range, and a main heat exchange element is a heat transfer pipe with various diameters and materials, and mainly carries out heat exchange through the surface of a pipe wall.

However, after the traditional heat exchange tube is used for a long time, due to the factors of the fluid medium, more scale is formed on the surface of the wall of the tube, so that the heat exchange between cold and hot media is influenced, and the heat exchange efficiency is low.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects in the prior art, the invention provides a high-pressure high-efficiency heat exchanger, which solves the problems in the background technology.

(II) technical scheme

In order to realize the purpose, the invention is realized by the following technical scheme: a high-pressure efficient heat exchanger comprises a plurality of vertically equidistantly arranged sleeves, a snake-shaped inner pipe sequentially penetrating the insides of the sleeves, and a plurality of connecting pipes for communicating two adjacent sleeves, wherein an installation frame capable of moving in the horizontal direction is sleeved on the inner pipe, a scraping ring is fixedly connected to the inner wall of the installation frame, and the scraping ring is abutted to the inner pipe;

the mounting bracket is characterized in that a connecting rod is fixedly connected to one side of the mounting bracket, and a driving assembly for driving the connecting rod to move horizontally is fixedly mounted on the outer side wall of the sleeve.

Preferably, the drive assembly includes two connecting blocks that are fixed in the sleeve pipe lateral wall, connecting block one end fixedly connected with motor, motor output end fixedly connected with lead screw, the lead screw other end rotates and inserts and locates inside the connecting block, the cover is equipped with the screw thread piece on the lead screw, screw thread piece upper end fixed connection has the link, link one end and connecting rod fixed connection.

Preferably, the connecting rod is arranged at the joint of the sleeve in a sealing manner, and the connecting rod is in a round rod shape.

Preferably, the casing pipe positioned at the uppermost part is communicated with a liquid inlet pipe, and the casing pipe positioned at the lowermost part is communicated with a liquid outlet pipe.

Preferably, the drain pipe is provided with a dirt collecting assembly, and the dirt collecting assembly comprises an inserting sleeve inserted in the drain pipe, a filter screen arranged in the inserting sleeve and a pull disc fixed at one end of the inserting sleeve.

Preferably, the side wall of the liquid outlet pipe is fixedly connected with two symmetrically arranged studs, and nuts sleeved on the studs.

Preferably, the inner wall of the sleeve is fixedly connected with a support, a through hole is formed in the support, the through hole is rotatably inserted with a rotating shaft, and the rotating shaft is fixedly connected with a plurality of baffles arranged circumferentially.

Preferably, the mounting frame is provided with an opening.

(III) advantageous effects

The invention provides a high-pressure efficient heat exchanger, which has the following beneficial effects:

1. according to the invention, the driving assembly, the connecting rod, the mounting frame and the scraping ring are adopted, the motor is started to drive the screw rod to rotate, the screw rod drives the thread block to move, the thread block drives the connecting frame to move horizontally, and the connecting frame drives the connecting rod to move horizontally, so that the mounting frame slides on the inner pipe, the purpose of cleaning the surface of the inner pipe by the scraping ring is realized, scales on the surface are removed, the heat exchange efficiency is improved, and the heat exchange of cold and hot media is promoted.

2. According to the invention, the plug bush and the filter screen are adopted, so that the scale impurities generated by scouring and blanking can be intercepted and collected, liquid is allowed to pass through, after a period of time, the plug bush is moved out of the liquid outlet pipe, the filter screen is cleaned, the dirt in the filter screen is removed, normal use is ensured, blockage is prevented, and the plug bush is mounted through the matching of the bolt and the stud.

3. In the invention, the support, the rotating shaft, the baffle and the through port are adopted, so that the aim of reducing the flow rate of the liquid can be fulfilled, the heat exchange between cold and hot fluids is fully realized, the heat exchange time is prolonged, and the heat exchange work is efficiently realized.

Drawings

FIG. 1 is a front perspective structural view of a high-pressure high-efficiency heat exchanger according to the present invention;

FIG. 2 is a rear perspective view of a high-pressure high-efficiency heat exchanger according to the present invention;

FIG. 3 is a side cross-sectional structural view of a high pressure high efficiency heat exchanger according to the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 1;

FIG. 5 is an enlarged view of the structure at B of FIG. 3;

FIG. 6 is a front cross-sectional structural view of a high pressure high efficiency heat exchanger according to the present invention;

FIG. 7 is an enlarged view of the structure at the point C of FIG. 6;

fig. 8 is a top cross-sectional structural view of a drain pipe of a high-pressure high-efficiency heat exchanger according to the present invention.

In the figure: 1. a sleeve; 2. an inner tube; 3. a liquid inlet pipe; 4. a liquid outlet pipe; 5. a drive assembly; 51. a thread block; 52. a screw rod; 53. connecting blocks; 54. a motor; 55. a connecting frame; 6. pulling the disc; 7. inserting a sleeve; 8. a stud; 9. a nut; 10. a filter screen; 11. a mounting frame; 12. scraping rings; 13. an opening; 14. Connecting pipes; 15. a support; 16. a rotating shaft; 17. a baffle plate; 18. a port; 19. a connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 8, the present invention provides a technical solution: a high-pressure high-efficiency heat exchanger comprises a plurality of sleeves 1 which are vertically arranged at equal intervals, a snakelike inner pipe 2 (the diameter of the inner pipe 2 is smaller than that of the sleeve 1) is sequentially arranged in the sleeves 1 in a penetrating mode, a plurality of connecting pipes 14 (used for conducting the two adjacent sleeves 1) are communicated with the two adjacent sleeves 1, an installation frame 11 capable of moving in the horizontal direction is sleeved on the inner pipe 2, a scraping ring 12 is fixedly connected to the inner wall of the installation frame 11, the scraping ring 12 is in contact with the inner pipe 2 in a propping mode (the scraping ring 12 in the horizontal movement can clean up dirt accumulated on the surface of the inner pipe 2 for a long time), an opening 13 is formed in the installation frame 11, the opening 13 can be used for discharging liquid media, the blockage of the flowing direction of the liquid media when the installation frame 11 moves is avoided, the purpose of flow guiding is achieved, the scraping ring 12 is driven to move through the movable installation frame 11, the scraping ring 12 is used for scraping the surface of the inner pipe 2, the dirt on the surface wall of the inner pipe 2 is removed, and the liquid media on the two sides can be sufficiently subjected to heat exchange;

mounting bracket 11 one side fixedly connected with connecting rod 19, sleeve pipe 1 lateral wall fixed mounting has and is used for driving the drive assembly 5 of 19 horizontal motions of connecting rod, starts drive assembly 5, drives the motion of mounting bracket 11 through connecting rod 19 to realize this scraping ring 12's horizontal motion, to inner tube 2 surface cleaning.

Drive assembly 5 includes two connecting blocks 53 that are fixed in sleeve pipe 1 lateral wall, connecting block 53 one end fixedly connected with motor 54, motor 54 output fixedly connected with lead screw 52, inside the lead screw 52 other end rotated to insert locates connecting block 53, the cover is equipped with screw block 51 on the lead screw 52, screw block 51 upper end fixedly connected with link 55, link 55 one end and connecting rod 19 fixed connection, connecting rod 19 sets up with sleeve pipe 1's junction seal, connecting rod 19 is round rod shape.

When removing dirt, at first the starter motor 54 drives lead screw 52 and rotates, and lead screw 52 drives the motion of screw block 51, and screw block 51 drives link 55 horizontal motion, and link 55 drives connecting rod 19 horizontal motion for mounting bracket 11 slides on inner tube 2, thereby realizes scraping ring 12 and to the clean purpose on inner tube 2 surface, gets rid of the incrustation scale on surface, thereby improves heat exchange efficiency, promotes the heat exchange of cold and hot medium.

The casing pipe 1 located at the top is communicated with a liquid inlet pipe 3, and the casing pipe 1 located at the bottom is communicated with a liquid outlet pipe 4.

Heat medium lets in from feed liquor pipe 3 tops, then through a plurality of sleeve pipes 1's transmission, discharges through drain pipe 4, and cold medium lets in through the one end of sleeve pipe 1 low department, discharges through the other end of sleeve pipe 1 eminence, realizes heat exchange work between the cold and hot medium this moment.

The liquid outlet pipe 4 is provided with a dirt collecting assembly, and the dirt collecting assembly comprises an inserting sleeve 7 inserted in the liquid outlet pipe 4, a filter screen 10 arranged in the inserting sleeve 7 and a pull disc 6 fixed at one end of the inserting sleeve 7.

The scraping ring 12 cleans dirt on the inner tube 2, the cleaned dirt falls into a hot fluid medium, then the dirt is discharged to the liquid outlet pipe 4 through the flow direction of the hot medium liquid, the dirt is intercepted by the filter screen 10, the temporary collection purpose is realized, and when the dirt is more and more, the dirt needs to be cleaned regularly.

In order to conveniently dismantle and install the dirt collection component, at two studs 8 that the symmetry set up of drain pipe 4 lateral wall fixedly connected with, the nut 9 on the stud 8 is located to the cover, when concrete when dismantling the dirt collection component, unscrew nut 9 from stud 8, then take out plug bush 7 from drain pipe 4 is inside, realize the clearance to dirt on the filter screen 10 at this moment, prevent that too much dirt from causing the jam, avoid influencing the use, guarantee normal liquid circulation.

Sleeve 1 inner wall fixedly connected with support 15, support 15 is inside to have seted up port 18, port 18 rotates to be inserted and is equipped with pivot 16, the baffle 17 that a plurality of circumferences of fixedly connected with set up on the pivot 16, adopt support 15, pivot 16, baffle 17 and port 18, can realize the purpose of slowing down to the velocity of liquid flow, thereby the heat exchange between the cold and hot fluid of sufficient realization, the time of increase heat transfer, the efficient realizes heat transfer work, and under the impact of liquid medium, make a plurality of baffles 17 use pivot 16 to rotate as the center, realize the buffering purpose, avoid the too big impact of the too fast flow of liquid flow rate to cause baffle 17, avoid causing the damage.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are only preferred examples of the present invention and are not intended to limit the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the present invention, which fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A high-pressure high-efficiency heat exchanger is characterized in that: the pipe fitting comprises a plurality of vertically equidistantly arranged sleeves (1), a snake-shaped inner pipe (2) sequentially penetrating through the insides of the sleeves (1), and a plurality of connecting pipes (14) communicating two adjacent sleeves (1), wherein an installation frame (11) capable of moving in the horizontal direction is sleeved on the inner pipe (2), the inner wall of the installation frame (11) is fixedly connected with a scraping ring (12), and the scraping ring (12) is abutted to the inner pipe (2);

mounting bracket (11) one side fixedly connected with connecting rod (19), sleeve pipe (1) lateral wall fixed mounting has drive assembly (5) that are used for driving connecting rod (19) horizontal motion.

2. A high pressure high efficiency heat exchanger as recited in claim 1 wherein: drive assembly (5) are including two connecting block (53) that are fixed in sleeve pipe (1) lateral wall, connecting block (53) one end fixedly connected with motor (54), motor (54) output end fixedly connected with lead screw (52), inside lead screw (52) other end rotated to insert and locates connecting block (53), the cover is equipped with thread piece (51) on lead screw (52), thread piece (51) upper end fixedly connected with link (55), link (55) one end and connecting rod (19) fixed connection.

3. A high pressure high efficiency heat exchanger as claimed in claim 2, wherein: the connecting rod (19) is arranged at the joint of the sleeve (1) in a sealing mode, and the connecting rod (19) is in a round rod shape.

4. A high pressure high efficiency heat exchanger as claimed in claim 1, wherein: the casing pipe (1) located at the top is communicated with a liquid inlet pipe (3), and the casing pipe (1) located at the bottom is communicated with a liquid outlet pipe (4).

5. A high pressure high efficiency heat exchanger according to claim 4 wherein: the liquid outlet pipe (4) is provided with a dirt collecting assembly, and the dirt collecting assembly comprises an inserting sleeve (7) inserted in the liquid outlet pipe (4), a filter screen (10) arranged inside the inserting sleeve (7) and a pull disc (6) fixed at one end of the inserting sleeve (7).

6. A high pressure high efficiency heat exchanger according to claim 5 wherein: the side wall of the liquid outlet pipe (4) is fixedly connected with two symmetrically arranged studs (8), and nuts (9) sleeved on the studs (8).

7. A high pressure high efficiency heat exchanger as claimed in claim 1, wherein: the utility model discloses a sleeve pipe (1) inner wall fixedly connected with support (15), through hole (18) have been seted up to support (15) inside, through hole (18) are rotated and are inserted and are equipped with pivot (16), baffle (17) that a plurality of circumferences of fixedly connected with set up are gone up in pivot (16).

8. A high pressure high efficiency heat exchanger as claimed in claim 1, wherein: an opening (13) is formed in the mounting frame (11).