CN215337959U

CN215337959U - Heat exchanger belt cleaning device

Info

Publication number: CN215337959U
Application number: CN202121405615.4U
Authority: CN
Inventors: 郭广森; 张璐; 孟坤; 金虎; 张凯
Original assignee: Shandong Hongji Heat Exchangers Co ltd
Current assignee: Shandong Hongji Heat Exchangers Co ltd
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2021-12-28
Anticipated expiration: 2031-06-23

Abstract

The utility model discloses a cleaning device for a heat exchanger, and relates to the technical field of cleaning of heat exchangers. The device comprises a fixed cylinder, wherein a blocking structure is fixed on the outer circular surface of the fixed cylinder through a screw, and the inside of the fixed cylinder is divided into a drainage cavity, a pushing cavity and a water storage cavity through a partition plate; a rotating shaft with one end penetrating through the partition board and the fixed cylinder and coaxial with the fixed cylinder is rotatably connected on the partition board; the outer circle surface of the rotating shaft in the pushing cavity is fixed with a driving fan blade. When the scale on the inner wall of the heat exchanger pipeline is cleaned, the fan blades can be driven to rotate by means of the applied high-pressure water flow, the scale cleaning structure is driven to polish and clean the scale on the inner wall of the pipeline by means of the rotation of the rotating shaft, the cleaning device integrally flows in the direction of the water flow under the action of the pressure of the high-pressure water flow, the blocking structure also treats the scale on the inner wall during cleaning, and the cleaning effect of the scale on the inner wall of the heat exchanger pipeline is further improved.

Description

Heat exchanger belt cleaning device

Technical Field

The utility model belongs to the technical field of heat exchanger cleaning, and particularly relates to a heat exchanger cleaning device.

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 plays an important role in chemical industry, petroleum industry, power industry, food industry and other industrial production, can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical industry production, and is widely applied.

Use inside a large amount of incrustations scale of accumulation easily for a long time, influence heat conduction efficiency, increase the consumption of the energy, consequently, need wash, have in the washing of current to use the rubber stopper to utilize high-pressure squirt to wash, though can wash the heat exchange intraduct in the heat exchanger, but because the rubber stopper texture is softer, run into stubborn inct incrustation scale and can not play the cleaning performance that should in the cleaning process, and the rubber stopper specification size of using is fixed, need select to use different rubber stoppers when running into the pipeline in different apertures, the cleaning cost has been increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a heat exchanger cleaning device, which solves the problems that the inner wall of the existing heat exchanger pipeline is not cleaned completely and the cleaning effect is poor.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a cleaning device for a heat exchanger, which comprises a fixed cylinder, wherein a blocking structure is fixed on the outer circular surface of the fixed cylinder through a screw, and the inside of the fixed cylinder is divided into a drainage cavity, a pushing cavity and a water storage cavity through a partition plate; the partition plate is rotatably connected with a rotating shaft, one end of the rotating shaft penetrates through the partition plate and the fixed cylinder, and the rotating shaft is coaxial with the fixed cylinder; the outer circular surface of the rotating shaft, which is positioned in the pushing cavity, is fixedly provided with a driving fan blade, and the drainage cavity is internally provided with a drainage tube, one end of the drainage tube penetrates through the partition plate and is communicated with the inside of the pushing cavity, and the other end of the drainage tube penetrates through the fixed cylinder and extends to the outside of the fixed cylinder; a guide structure is fixed on one end face of the fixed cylinder, through which the drainage tube penetrates, and an adjustable universal nozzle communicated with the water storage cavity is fixed on the other end face of the fixed cylinder; a scale cleaning structure is fixed on the outer circumferential surface of the rotating shaft and positioned outside the fixed cylinder, and spiral conveying fan blades are fixed on the outer circumferential surface of the rotating shaft and far away from the fixed cylinder;

the clean structure of incrustation scale includes the fixed cover with pivot fixed connection, it is fixed with the internal thread sleeve pipe to be the annular equidistance on the outer disc of fixed cover, the internal thread sleeve pipe has external screw thread pole along axis direction threaded connection, external screw thread pole is kept away from internal thread sleeve pipe's one end and is fixed with the cushion collar, the cushion collar top is run through there is the buffer beam who extends to the inside of cushion collar, the inside spring that is provided with buffer beam complex of cushion collar, the buffer beam top is rotated and is connected with the swivel mount, it is connected with the grinding roller to rotate on the swivel mount.

Furthermore, the blocking structure comprises a connecting sleeve fixedly connected with the outer circular surface of the fixed cylinder through a screw, an annular supporting plate is fixed on the outer circular surface of the connecting sleeve, an annular clamping groove is fixed at the top of the annular supporting plate, and a rubber air bag is fixed inside the annular clamping groove.

Furthermore, a one-way valve used for communicating the pushing cavity and the water storage cavity penetrates through the partition plate between the pushing cavity and the water storage cavity.

Further, guide structure is including running through the fixed section of thick bamboo outer wall and extending to the outside adjustable telescopic link of fixed section of thick bamboo, adjustable telescopic link stretches out the end and rotates and be connected with the leading wheel.

Furthermore, the drainage tube is spirally arranged in the inner layer of the drainage cavity in a surrounding manner, and the water outlet end of the drainage tube penetrates through the drainage cavity and the partition plate between the pushing cavities and is communicated with the inner cavity of the pushing cavity.

The utility model has the following beneficial effects:

1. according to the utility model, through the combined use of the fixed cylinder, the plugging structure, the drainage tube, the guide structure, the rotating shaft, the driving fan blade and the scale cleaning structure, when scale on the inner wall of the heat exchanger pipeline is cleaned, the fan blade can be driven to rotate by means of high-pressure water flow, so that the rotating shaft is driven to rotate, the scale cleaning structure is driven to polish and clean the scale on the inner wall of the pipeline when the rotating shaft rotates, the cleaning device integrally flows along the direction of the water flow under the action of the pressure of the high-pressure water flow, the scale is ejected from the other end after cleaning is completed, and the plugging structure also treats the scale on the inner wall during cleaning, so that the cleaning effect on the scale on the inner wall of the heat exchanger pipeline is further improved.

2. According to the utility model, the adjustable guide structure, the scale cleaning structure and the replaceable blocking structure are arranged, so that the cleaning device can be adjusted and replaced when being applied to different pipelines, the proper size is selected, the application range of the cleaning device is enlarged, the integral replacement is not required, and the use cost is reduced.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a cleaning device for a heat exchanger according to the present invention;

FIG. 2 is a schematic diagram of a scale cleaning structure;

fig. 3 is a schematic structural diagram of a plugging structure.

In the drawings, the components represented by the respective reference numerals are listed below:

1-fixed cylinder, 2-blocking structure, 3-clapboard, 4-drainage cavity, 5-pushing cavity, 6-water storage cavity, 7-rotating shaft, 8-driving fan blade, 9-drainage tube, 10-guiding structure, 11-adjustable universal nozzle, 12-scale cleaning structure, 13-spiral conveying fan blade, 14-one-way valve, 201-connecting sleeve, 202-annular supporting plate, 203-annular clamping groove, 204-rubber air bag, 1201-fixing sleeve, 1202-internal thread sleeve, 1203-external thread rod, 1204-buffer sleeve, 1205-buffer rod, 1206-spring, 1207-rotating seat and 1208-grinding roller.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the utility model relates to a heat exchanger cleaning device, which comprises a fixed cylinder 1, wherein a blocking structure 2 is fixed on the outer circular surface of the fixed cylinder 1 through screws, and the inside of the fixed cylinder 1 is divided into a drainage cavity 4, a pushing cavity 5 and a water storage cavity 6 through a partition plate 3; a one-way valve 14 for communicating the pushing cavity 5 and the water storage cavity 6 penetrates through the partition plate 3 between the pushing cavity 5 and the water storage cavity 6; a rotating shaft 7 with one end penetrating through the partition plate 3 and the fixed cylinder 1 and coaxial with the fixed cylinder 1 is rotatably connected on the partition plate 3;

a driving fan blade 8 is fixed on the outer circular surface of the rotating shaft 7 positioned in the pushing cavity 5, a drainage tube 9 is arranged in the drainage cavity 4, one end of the drainage tube is penetrated through the partition plate 3 and communicated with the pushing cavity 5, the other end of the drainage tube is penetrated through the fixed cylinder 1 and extended to the outside of the fixed cylinder 1, the drainage tube 9 is spirally arranged around the inner layer of the drainage cavity 4, and the water outlet end of the drainage tube 9 is penetrated through the partition plate 3 between the drainage cavity 4 and the pushing cavity 5 and communicated with the inner cavity of the pushing cavity 5;

a guide structure 10 is fixed on one end face of the fixed cylinder 1 penetrating through the drainage tube 9, the guide structure 10 comprises an adjustable telescopic rod penetrating through the outer wall of the fixed cylinder 1 and extending to the outside of the fixed cylinder 1, the extending end of the adjustable telescopic rod is rotatably connected with a guide wheel, an adjustable universal spray head 11 communicated with the water storage cavity 6 is fixed on the other end face of the fixed cylinder 1, the position of the adjustable universal spray head 11 can be adjusted according to the inner wall of the pipeline to be cleaned, so that the adjustable universal spray head 11 is opposite to a polishing roller 1208 in contact with the inner wall of the pipeline, and enough cleaning water is provided;

a scale cleaning structure 12 is fixed on the outer circumferential surface of the rotating shaft 7 and at a position outside the fixed cylinder 1, and a spiral conveying fan blade 13 is fixed on the outer circumferential surface of the rotating shaft 7 and at a position far away from the fixed cylinder 1, so that the spiral conveying fan blade 13 can gradually push the cleaned scale forward, accumulation and blockage of pipelines are avoided, and the cleaning efficiency is improved;

the scale cleaning structure 12 comprises a fixed sleeve 1201 fixedly connected with a rotating shaft 7, an internal thread sleeve 1202 is fixed on the outer circular surface of the fixed sleeve 1201 in an annular equidistant manner, an external thread rod 1203 is connected with the internal thread sleeve 1202 in a threaded manner along the axial direction, a buffer sleeve 1204 is fixed at one end of the external thread rod 1203 far away from the internal thread sleeve 1202, a buffer rod 1205 extending into the buffer sleeve 1204 penetrates through the top of the buffer sleeve 1204, a spring 1206 matched with the buffer rod 1205 is arranged inside the buffer sleeve 1204, the top end of the buffer rod 1205 is rotatably connected with a rotating seat 1207, a polishing roller 1208 is rotatably connected on the rotating seat 1207, rotate under the drive of pivot 7, can polish to the incrustation scale on the pipeline inner wall, buffer sleeve 1204, buffering pole 1205, the spring 1206 that set up can play the buffering guard action when using, protect when avoiding causing excessively polishing to the pipeline inner wall and polish roller 1208, prolong this belt cleaning device's life.

Wherein, block structure 2 includes the adapter sleeve 201 that passes through screw fixed connection with the outer disc of the fixed cylinder 1, be fixed with annular support plate 202 on the outer disc of adapter sleeve 201, annular support plate 202 top is fixed with ring groove 203, ring groove 203 is inside to be fixed with rubber gasbag 204, rubber gasbag 204 makes block structure 2 and pipeline inner wall in close contact with, wash the incrustation scale on the pipeline inner wall when this belt cleaning device global shift, can play with current rubber stopper same function, further improve the cleaning performance.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a heat exchanger belt cleaning device, includes a fixed cylinder (1), be fixed with block structure (2), its characterized in that through the screw on the outer disc of a fixed cylinder (1):

the inner part of the fixed cylinder (1) is divided into a drainage cavity (4), a pushing cavity (5) and a water storage cavity (6) by a partition plate (3);

a rotating shaft (7) with one end penetrating through the partition plate (3) and the fixed cylinder (1) and coaxial with the fixed cylinder (1) is rotatably connected to the partition plate (3);

a driving fan blade (8) is fixed on the outer circular surface of the rotating shaft (7) positioned in the pushing cavity (5), a drainage tube (9) is arranged in the drainage cavity (4), one end of the drainage tube penetrates through the partition plate (3) and is communicated with the pushing cavity (5), and the other end of the drainage tube penetrates through the fixed cylinder (1) and extends to the outside of the fixed cylinder (1);

a guide structure (10) is fixed on one end face of the fixed cylinder (1) through which the drainage tube (9) penetrates, and an adjustable universal nozzle (11) communicated with the water storage cavity (6) is fixed on the other end face of the fixed cylinder (1);

a scale cleaning structure (12) is fixed on the outer circular surface of the rotating shaft (7) and positioned outside the fixed cylinder (1), and spiral conveying fan blades (13) are fixed on the outer circular surface of the rotating shaft (7) and far away from the fixed cylinder (1);

clean structure of incrustation scale (12) include with pivot (7) fixed connection's fixed cover (1201), be annular equidistance on fixed cover (1201) the excircle face and be fixed with internal thread sleeve pipe (1202), internal thread sleeve pipe (1202) have external screw thread pole (1203) along axis direction threaded connection, the one end that internal thread sleeve pipe (1202) were kept away from in external screw thread pole (1203) is fixed with cushion collar (1204), cushion collar (1204) top is run through and is extended to inside buffer beam (1205) of cushion collar (1204), inside be provided with of cushion collar (1204) with buffer beam (1205) complex spring (1206), buffer beam (1205) top is rotated and is connected with swivel mount (1207), it is connected with grinding roller (1208) to rotate on swivel mount (1207).

2. The cleaning device for the heat exchanger according to claim 1, wherein the blocking structure (2) comprises a connecting sleeve (201) fixedly connected with the outer circular surface of the fixed cylinder (1) through a screw, an annular supporting plate (202) is fixed on the outer circular surface of the connecting sleeve (201), an annular clamping groove (203) is fixed at the top of the annular supporting plate (202), and a rubber air bag (204) is fixed inside the annular clamping groove (203).

3. The cleaning device for the heat exchanger as recited in claim 1, characterized in that a one-way valve (14) for communicating the pushing chamber (5) and the water storage chamber (6) penetrates through the partition plate (3) between the pushing chamber (5) and the water storage chamber (6).

4. The cleaning device for the heat exchanger according to claim 1, wherein the guiding structure (10) comprises an adjustable telescopic rod penetrating through the outer wall of the fixed cylinder (1) and extending to the outside of the fixed cylinder (1), and the extending end of the adjustable telescopic rod is rotatably connected with a guide wheel.

5. The cleaning device for the heat exchanger according to claim 1, wherein the drainage tube (9) is spirally arranged around the inner layer of the drainage cavity (4), and the water outlet end of the drainage tube (9) penetrates through the partition plate (3) between the drainage cavity (4) and the pushing cavity (5) and is communicated with the inner cavity of the pushing cavity (5).