CN218627943U - Double-tube-plate heat exchanger tube wall cleaning device - Google Patents
Double-tube-plate heat exchanger tube wall cleaning device Download PDFInfo
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- CN218627943U CN218627943U CN202223197944.1U CN202223197944U CN218627943U CN 218627943 U CN218627943 U CN 218627943U CN 202223197944 U CN202223197944 U CN 202223197944U CN 218627943 U CN218627943 U CN 218627943U
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Abstract
The utility model relates to the technical field of heat exchangers, in particular to a double-tube plate heat exchanger tube wall cleaning device, which comprises a tube shell and end sockets at two ends, wherein two ends of the tube shell are provided with an outer tube plate and an inner tube plate; the outer pipe plate and the inner pipe plate are provided with a plurality of pipe holes, and each pipe hole is internally provided with a heat conduction pipe; a plurality of baffle plates are arranged between the two inner pipe plates; cleaning sheets are arranged on the deflection baffles, the cleaning sheets are connected with the outer side walls of the deflection baffles in an S-shaped mode in sequence, and a plurality of wiping pads are arranged on one side, facing the inner wall of the pipe shell, of each cleaning sheet; the outer tube plate is externally provided with a driving mechanism which is used for driving the baffle and the heat conduction tube to rotate, and the cleaning sheet and the wiping pad rotate around the central axis of the tube shell; through the cleaning sheet that sets up S type structure on baffling baffle, through the actuating mechanism drive, drive the pad of cleaning on cleaning sheet and the cleaning sheet and rotate for the tube inner wall to clean the tube inner wall, the cleaning sheet has guaranteed clean effect and efficiency along the length direction distribution of tube.
Description
Technical Field
The utility model relates to a heat exchanger technical field especially relates to a double tube sheet heat exchanger pipe wall cleaning device.
Background
The heat exchanger is energy-saving equipment for realizing heat transfer between materials between two or more than two fluids with different temperatures, is one of main equipment for improving the energy utilization rate, and is also called a heat exchanger; the composite material plays an important role in industrial production of chemical industry, petroleum industry, power industry and the like, and is generally divided into a jacket type, a plate type, a shell-and-tube type, a double-tube plate type and the like; the double-tube plate heat exchanger is a heat exchanger with two tube plates with a certain gap arranged at one end of the heat exchanger, and can effectively prevent leakage from causing material pollution.
After the heat exchanger is used for a long time, the inner wall of a tube shell of the heat exchanger is easy to scale, so that the heat exchange efficiency is reduced, the heat conduction effect is influenced, the service life is prolonged, the existing cleaning means is realized manually, time and labor are consumed, and the cleaning effect is not ideal due to the fact that the middle part of the tube wall is difficult to clean in place manually.
In the related art, chinese patent application No. CN216770287U discloses a double-tube plate heat exchanger, in which a cleaning plate is disposed inside the heat exchanger, when the cleaning plate rotates, a plurality of spring leaves and a wiping pad are driven to wipe the inner wall of the shell pass, and meanwhile, the cleaning plate can be driven by a bidirectional screw and a parallel plate to move transversely, so as to expand the cleaning range and save manpower; however, when the cleaning disc works, the cleaning area of the cleaning disc is small, and a single cleaning operation needs a certain time to be completed, so that the cleaning efficiency is not high.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art that is known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the double-tube-plate heat exchanger tube wall cleaning device is used for cleaning the inner wall of a tube shell of a heat exchanger and ensuring the cleaning effect and efficiency.
In order to achieve the purpose, the utility model adopts the technical proposal that: a double-tube-plate heat exchanger tube wall cleaning device comprises a tube shell and end sockets at two ends, wherein an outer tube plate and an inner tube plate are arranged at two ends of the tube shell, a gap is formed between the inner tube plate and the outer tube plate, and the outer tube plate is arranged close to the end sockets; a plurality of pipe holes are formed in the outer pipe plate and the inner pipe plate, a heat conduction pipe is arranged in each pipe hole, and the end parts of the heat conduction pipes are communicated to the end sockets at two ends; a plurality of baffle plates are arranged between the two inner tube plates, the end surfaces of the baffle plates are perpendicular to the axis of the heat conduction pipe, and the distances between every two adjacent baffle plates are equal;
cleaning sheets are arranged on the deflection baffles, the cleaning sheets are S-shaped and are sequentially connected with the outer side walls of the deflection baffles, and a plurality of wiping pads are arranged on one side, facing the inner wall of the pipe shell, of each cleaning sheet; each wiping pad is towards the inner wall of the pipe shell is tightly pressed, a driving mechanism is arranged outside the outer pipe plate and used for driving the baffle and the heat conduction pipe to rotate, and the cleaning sheet and the wiping pad rotate around the central axis of the pipe shell.
Furthermore, the driving mechanism comprises a toothed ring, a gear and a driving motor, the gear is arranged at the output end of the driving motor, the inner surface of the toothed ring is fixedly connected with the outer tube plate, and the gear and the toothed ring are meshed with each other.
Furthermore, a plurality of the wiping pads are uniformly arranged on the cleaning sheet, and the adjacent wiping pads are staggered at intervals.
Furthermore, an elastic component is arranged between every two adjacent baffle plates and connected with the cleaning sheet and positioned on one side of the cleaning sheet, which is far away from the wiping pad.
Furthermore, the elastic component comprises a connecting piece and a plurality of elastic pieces, the shape of the connecting piece is matched with that of the cleaning pieces, an accommodating space is formed between the connecting piece and the cleaning pieces, the elastic pieces are arranged in the accommodating space, and two end parts of the elastic pieces are respectively connected with the connecting piece and the cleaning pieces.
Furthermore, the elastic pieces are arranged in one-to-one correspondence with the wiping pads.
Furthermore, two end parts of the connecting sheet are bent towards the axis direction of the pipe shell to form bending parts, and the bending parts are respectively connected with the two adjacent baffling baffles.
Furthermore, the baffling baffle is provided with a first adjusting hole, the bending part is provided with a second adjusting hole, and an adjusting piece penetrates through the first adjusting hole and the second adjusting hole to be connected with the bending part and the baffling baffle.
Furthermore, a first inlet is arranged at one end of the pipe shell, a first outlet is arranged at the other end of the pipe shell, and the first inlet and the first outlet are respectively positioned at the top and the bottom of the pipe shell; the seal heads at two ends are respectively provided with a second inlet and a second outlet, the second inlet is arranged on the seal head close to the first outlet, and the second outlet is arranged on the seal head close to the first inlet.
Furthermore, the lower end part of the pipe shell is provided with a bracket for supporting the pipe shell.
The utility model has the advantages that: the utility model discloses a set up the cleaning piece of S type structure on baffle, the lateral wall of baffle is connected in order to the cleaning piece, and outside actuating mechanism that sets up of tube sheet outside, in the time of through actuating mechanism drive baffle and heat pipe pivoted, it rotates for the tube inner wall to drive the pad of cleaning on cleaning piece and the cleaning piece, thereby clean the tube inner wall, the cleaning piece distributes along the length direction of tube, only need actuating mechanism drive rotation can clean each segmentation of tube promptly, clean effect and efficiency have been guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a double-tube plate heat exchanger tube wall cleaning device in an embodiment of the present invention;
fig. 2 is a schematic diagram of the internal structure of the double-tube plate heat exchanger tube wall cleaning device in the embodiment of the present invention;
FIG. 3 is a schematic structural view of a baffle plate and a cleaning sheet according to an embodiment of the present invention;
FIG. 4 is an enlarged view taken at A in FIG. 3;
FIG. 5 is an enlarged view at B in FIG. 3;
fig. 6 is a schematic structural diagram of an elastic component according to an embodiment of the present invention.
Reference numerals: 01. a pipe shell; 01a, a first inlet; 01b, a first outlet; 02. sealing the end; 02a, a second inlet; 02b, a second outlet; 03. a baffle plate; 04. a cleaning sheet; 05. a wiping pad; 06. a drive mechanism; 06a, a toothed ring; 06b, a gear; 06c, a driving motor; 07. an elastic component; 07a, a connecting sheet; 07b, an elastic member; 07c, a bending part; 07d, a first adjusting hole; 07e, a second adjusting hole; 07f, an adjusting piece; 08. and (3) a bracket.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a single embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The double-tube-plate heat exchanger tube wall cleaning device shown in fig. 1 to 6 comprises a tube shell 01 and end sockets 02 at two ends, wherein an outer tube plate and an inner tube plate are arranged at two ends of the tube shell 01, a gap is arranged between the inner tube plate and the outer tube plate, and the outer tube plate is arranged close to the end sockets 02; a plurality of pipe holes are formed in the outer pipe plate and the inner pipe plate, a heat conduction pipe is arranged in each pipe hole, and the end parts of the heat conduction pipes are communicated to the end sockets 02 at the two ends; a plurality of baffle plates 03 are arranged between the two inner pipe plates, the end faces of the baffle plates 03 are perpendicular to the axis of the heat conduction pipe, and the distances between two adjacent baffle plates 03 are equal;
After the heat exchanger is used for a long time, scales are inevitably left in the tube wall of the heat exchanger, the heat exchange effect is influenced, the cleaning sheets 04 with the S-shaped structures are arranged on the baffle 03, the cleaning sheets 04 are sequentially connected with the outer side wall of the baffle 03, the driving mechanism 06 is arranged outside the outer tube plate, the baffle 03 and the heat conduction tubes are driven to rotate by the driving mechanism 06, meanwhile, the cleaning sheets 04 and the wiping pads 05 on the cleaning sheets 04 are driven to rotate relative to the inner wall of the tube shell 01, so that the inner wall of the tube shell 01 is cleaned, the cleaning sheets 04 are distributed along the length direction of the tube shell 01, all sections of the tube shell 01 can be cleaned only by the driving mechanism 06 driving to rotate, and the cleaning effect and the cleaning efficiency are ensured; of course, during the cleaning process or after the cleaning process, a certain amount of clean water can be introduced into the tube shell 01 to flush out the cleaned dirt.
It should be noted that a sealing structure needs to be arranged between the tube shell 01 and the end enclosure 02 to prevent liquid leakage; the sealing structure comprises but not limited to a sealing bearing, a sealing gasket and the like, and can be adaptively arranged according to actual conditions.
On the basis of the above embodiment, the driving mechanism 06 includes a gear ring 06a, a gear 06b and a driving motor 06c, the gear 06b is arranged on the output end of the driving motor 06c, the inner surface of the gear ring 06a is fixedly connected with the outer tube plate, and the gear 06b and the gear ring 06a are arranged in an intermeshing manner; the driving motor 06c can be connected to the heat exchanger tube 01 through a driving bracket 08 and the like, and can also be independently arranged, the driving motor 06c drives the gear 06b to rotate, and under the meshing action of the gear 06b and the gear ring 06a and the connecting action between the gear ring 06a and the outer tube plate, the driving motor drives the tube 01 and the inner parts of the tube 01 to rotate.
On the basis of the above embodiment, in order to ensure the cleaning effect, the plurality of wiping pads 05 are uniformly arranged on the cleaning sheet 04, and the adjacent wiping pads 05 are arranged at intervals in a staggered manner, so that the adjacent wiping pads 05 are prevented from being influenced by each other, and a space for discharging dirt is reserved; the wiping pad 05 should be made of a flexible material with a certain resilient effect so as to remove dirt without damaging the inner wall of the housing 01.
On the basis of the above embodiment, in order to adjust the pressing force between the wiping pad 05 and the inner wall of the pipe shell 01, an elastic component 07 is further arranged between two adjacent baffle plates 03, and the elastic component 07 is connected with the cleaning sheet 04 and is positioned on the side of the cleaning sheet 04 away from the wiping pad 05; by varying the pressing force exerted by the spring element 07 on the cleaning sheet 04, the pressing force between the wiping pad 05 and the inner wall of the housing 01 can be adjusted.
The elastic component 07 comprises a connecting piece 07a and a plurality of elastic pieces 07b, the shape of the connecting piece 07a is matched with that of the cleaning sheet 04, an accommodating space is formed between the connecting piece 07a and the cleaning sheet 04, the elastic pieces 07b are arranged in the accommodating space, and two end parts of the elastic pieces are respectively connected with the cleaning sheet 04 and the connecting piece 07a; the elastic member 07b can convert the pressing force of the connecting piece 07a to the pressing force of the cleaning sheet 04, and may be provided as a spring, which is not particularly limited herein; wherein, elastic component 07b and the setting of wiping pad 05 one-to-one for the direction and the position of power transmission are more accurate.
In the above embodiment, both ends of the connecting piece 07a are bent toward the axial direction of the case 01 to form the bent portions 07c, and the bent portions 07c are connected to the two adjacent baffle plates 03; the baffle 03 is provided with a first adjusting hole 07d, the bent part 07c is provided with a second adjusting hole 07e, and an adjusting piece 07f penetrates through the first adjusting hole 07d and the second adjusting hole 07e to connect the bent part 07c and the baffle 03; by adjusting the relative positions of the first adjustment hole 07d and the second adjustment hole 07e and connecting the adjustment members 07f, the distance between the connecting piece 07a and the cleaning sheet 04 can be adjusted, and the pressing force applied to the elastic member 07b can be changed, that is, the pressing force can be adaptively adjusted according to the elastic members 07 between the baffle plates 03 corresponding to different segments in the tube housing 01.
On the basis of the above embodiment, one end of the tube shell 01 is provided with the first inlet 01a, the other end of the tube shell 01 is provided with the first outlet 01b, and the first inlet 01a and the first outlet 01b are respectively positioned at the top and the bottom of the tube shell 01; the seal heads 02 at two ends are respectively provided with a second inlet 02a and a second outlet 02b, the second inlet 02a is arranged on the seal head 02 close to the first outlet 01b, and the second outlet 02b is arranged on the seal head 02 close to the first inlet 01 a; the first material is introduced from the first inlet 01a and discharged from the first outlet 01b, and the second material is introduced from the second inlet 02a and discharged from the second outlet 02b, so that the heat exchange between the first material and the second material is realized.
On the basis of the above embodiment, the lower end of the tube shell 01 is provided with the bracket 08 for supporting the tube shell 01, so as to prevent the tube shell 01 from moving or rolling during the working process and ensure the normal work of the heat exchanger.
It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A double-tube-plate heat exchanger tube wall cleaning device is characterized by comprising a tube shell and end sockets at two ends, wherein an outer tube plate and an inner tube plate are arranged at two ends of the tube shell, a gap is formed between the inner tube plate and the outer tube plate, and the outer tube plate is arranged close to the end sockets; a plurality of pipe holes are formed in the outer pipe plate and the inner pipe plate, a heat conduction pipe is arranged in each pipe hole, and the end parts of the heat conduction pipes are communicated to the end sockets at two ends; a plurality of baffle plates are arranged between the two inner tube plates, the end surfaces of the baffle plates are perpendicular to the axis of the heat conduction pipe, and the distances between every two adjacent baffle plates are equal;
cleaning sheets are arranged on the deflection baffles, the cleaning sheets are connected with the outer side walls of the deflection baffles in an S-shaped mode in sequence, and a plurality of wiping pads are arranged on one side, facing the inner wall of the pipe shell, of each cleaning sheet; each cleaning pad is pressed towards the inner wall of the pipe shell, a driving mechanism is arranged outside the outer pipe plate and used for driving the baffle and the heat conduction pipe to rotate, and the cleaning sheet and the cleaning pads rotate around the central axis of the pipe shell.
2. The double tube sheet heat exchanger tube wall cleaning device according to claim 1, wherein the driving mechanism comprises a toothed ring, a gear and a driving motor, the gear is arranged at an output end of the driving motor, an inner surface of the toothed ring is fixedly connected with the outer tube sheet, and the gear and the toothed ring are arranged in an engagement manner.
3. The double tube sheet heat exchanger tube wall cleaning device according to claim 1, wherein a plurality of the wiping pads are uniformly arranged on the cleaning sheet, and adjacent wiping pads are arranged in a staggered manner at intervals.
4. The double tube sheet heat exchanger tube wall cleaning device according to claim 1, wherein an elastic assembly is further arranged between two adjacent baffle plates, and the elastic assembly is connected with the cleaning sheet and is positioned on the side of the cleaning sheet, which is away from the wiping pad.
5. The double tube sheet heat exchanger tube wall cleaning device according to claim 4, wherein the elastic assembly comprises a connecting piece and a plurality of elastic pieces, the shape of the connecting piece is matched with that of the cleaning piece, an accommodating space is formed between the connecting piece and the cleaning piece, the elastic pieces are arranged in the accommodating space, and two end parts of the elastic pieces are respectively connected with the connecting piece and the cleaning piece.
6. The double tube sheet heat exchanger tube wall cleaning device of claim 5, wherein the elastic members are arranged in one-to-one correspondence with the wiping pads.
7. The double tube sheet heat exchanger tube wall cleaning device according to claim 5, wherein both end portions of the connecting piece are bent toward the axial direction of the tube shell to form bent portions, and the bent portions are respectively connected to two adjacent baffle plates.
8. The double tube sheet heat exchanger tube wall cleaning device of claim 7, wherein a first adjusting hole is formed on the baffle, a second adjusting hole is formed on the bending portion, and an adjusting member passes through the first adjusting hole and the second adjusting hole to connect the bending portion and the baffle.
9. The double tube sheet heat exchanger tube wall cleaning device according to claim 1, wherein a first inlet is installed at one end of the tube shell, a first outlet is installed at the other end of the tube shell, and the first inlet and the first outlet are respectively located at the top and the bottom of the tube shell; the seal heads at two ends are respectively provided with a second inlet and a second outlet, the second inlet is arranged on the seal head close to the first outlet, and the second outlet is arranged on the seal head close to the first inlet.
10. The double tube sheet heat exchanger tube wall cleaning apparatus according to claim 1, wherein a bracket is provided at a lower end portion of the shell tube for supporting the shell tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223197944.1U CN218627943U (en) | 2022-11-29 | 2022-11-29 | Double-tube-plate heat exchanger tube wall cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223197944.1U CN218627943U (en) | 2022-11-29 | 2022-11-29 | Double-tube-plate heat exchanger tube wall cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218627943U true CN218627943U (en) | 2023-03-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223197944.1U Active CN218627943U (en) | 2022-11-29 | 2022-11-29 | Double-tube-plate heat exchanger tube wall cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218627943U (en) |
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2022
- 2022-11-29 CN CN202223197944.1U patent/CN218627943U/en active Active
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