CN215984087U

CN215984087U - Shell-and-tube heat exchanger with filtering capability

Info

Publication number: CN215984087U
Application number: CN202122509179.1U
Authority: CN
Inventors: 焦伟江
Original assignee: Wuxi Linyuan Heat Exchanger Co ltd
Current assignee: Wuxi Linyuan Heat Exchanger Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-03-08
Anticipated expiration: 2031-10-18

Abstract

The utility model discloses a shell-and-tube heat exchanger with a filtering function, and relates to the technical field of shell-and-tube heat exchangers. The device comprises a shell-and-tube heat exchanger, and further comprises a liquid inlet, a liquid outlet, a driving switching device, a filtering adjusting device and a pipeline assembly, wherein the liquid inlet is arranged at one end of the top of the shell-and-tube heat exchanger and is communicated with the shell-and-tube heat exchanger, the liquid outlet is arranged at one end of the bottom of the shell-and-tube heat exchanger, which is far away from the liquid inlet, and is communicated with the shell-and-tube heat exchanger, the driving switching device is arranged at one side, which is close to the liquid inlet, in the shell-and-tube heat exchanger, the filtering adjusting device is arranged on the driving switching device, and the pipeline assembly is arranged in the shell-and-tube heat exchanger and is positioned at the side end of the filtering adjusting device; this device has realized also need not to change the effect of filter screen when carrying out the heat transfer operation to different liquid, has solved simultaneously and need not to pull down the filter screen, can carry out abluent problem to it inside at shell and tube type heat exchanger.

Description

Shell-and-tube heat exchanger with filtering capability

Technical Field

The utility model relates to the technical field of shell-and-tube heat exchangers, in particular to a shell-and-tube heat exchanger with a filtering function.

Background

A heat exchanger (also called heat exchanger) is a device that transfers part of the heat of a hot fluid to a cold fluid. 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. The shell-and-tube heat exchanger is mainly composed of shell, tube bundle, tube plate and end enclosure, the shell is more circular, and the interior of the shell is equipped with parallel tube bundle or spiral tube, and two ends of the tube bundle are fixed on the tube plate.

Traditional shell-and-tube heat exchanger is when carrying out the heat transfer operation to liquid, because contain the corrosivity granule in the part liquid, the corrosivity granule can the adhesion on shell-and-tube heat exchanger's inner wall when carrying out the heat transfer operation, the time has been of a specified duration can cause corruption or even damage the inner wall to the inner wall, so need filter the corrosivity granule in the liquid, adopt the filter screen to filter it usually, but there is following problem, because the mesh size of filter screen is unanimous, but the size of the corrosivity granule in the different liquid is not uniform, so all need change the filter screen that matches with it when carrying out the heat transfer operation to different liquid at every turn, it is comparatively loaded down with trivial details and influence efficiency, the sustainable use time of a slice filter screen is shorter simultaneously, just need tear down after using a period and change or clear up, it is equally comparatively troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model provides a shell-and-tube heat exchanger with a filtering function, which aims to solve the technical problems that a filter screen matched with different liquids needs to be replaced when the heat exchange operation is carried out on the different liquids, the sustainable service time of the filter screen is short, and the filter screen needs to be detached for replacement or cleaning after being used for a period of time.

The utility model provides a shell-and-tube heat exchanger with a filtering function, which comprises a shell-and-tube heat exchanger, and further comprises a liquid inlet, a liquid outlet, a driving switching device, a filtering adjusting device and a pipeline assembly, wherein the liquid inlet is arranged at one end of the top of the shell-and-tube heat exchanger and is communicated with the shell-and-tube heat exchanger, the liquid outlet is arranged at one end of the bottom of the shell-and-tube heat exchanger, which is far away from the liquid inlet, and is communicated with the shell-and-tube heat exchanger, the driving switching device is arranged at one side, close to the liquid inlet, in the shell-and-tube heat exchanger, the filtering adjusting device is arranged on the driving switching device, and the pipeline assembly is arranged in the shell-and-tube heat exchanger and is positioned at the side end of the filtering adjusting device.

Further, the drive switching device comprises a drive motor and a connecting frame, the drive motor is arranged on the side wall of the inner wall of the shell-and-tube heat exchanger, the center of the connecting frame is connected with the output end of the drive motor, and the connecting frame is in a cross shape.

Furthermore, the filtering and adjusting devices are four, the four filtering and adjusting devices are respectively arranged on four convex angles of the connecting frame, the two filtering and adjusting devices positioned at the upper end and the lower end of the connecting frame are mutually symmetrical and horizontally arranged, the two filtering and adjusting devices positioned at the left end and the right end of the connecting frame are mutually symmetrical and vertically arranged, each filtering and adjusting device comprises an installation component and a driving component, the installation component comprises an installation plate, a first installation block, a second installation block, a connecting plate and a filter screen, the side end of the installation plate is connected with the end part of the connecting frame, the middle part of the installation plate is provided with a circular through hole, the number of the first installation blocks is two, the two first installation blocks are symmetrically arranged at the two sides of the circular through hole and are respectively matched with the installation plate in a transverse sliding manner, the number of the second installation blocks is two, the two second installation blocks are symmetrically arranged at the two sides of the circular through hole and are respectively matched with the installation plate in a longitudinal sliding manner, and the two second mounting blocks are positioned between the two first mounting blocks, the number of the connecting plates is four, two ends of each first mounting block are respectively connected with one end of one connecting plate, the other end of each connecting plate is respectively connected with one end of one second mounting block, and the side ends of the filter screen are respectively connected with the side ends of the two first mounting blocks and the two second mounting blocks.

Further, drive assembly includes electric putter, gag lever post, stop collar and spring, the electric putter level sets up on the mounting panel and electric putter's output is connected with the side of one of them second installation piece, the one end of gag lever post is connected with the side of another second installation piece, the stop collar sets up on the mounting panel and gag lever post and stop collar sliding fit, the spring housing is established on the gag lever post and the both ends of spring are connected with the side of second installation piece and stop collar respectively.

Further, the pipeline assembly comprises a first pipeline, a second pipeline, control valves and a connecting block, the first pipeline is vertically arranged between two filtering and adjusting devices at the upper end and the lower end of the connecting frame, one end of the second pipeline penetrates through the side end of the first pipeline and is connected with a first pipeline flange, the control valves are two, one of the control valves is arranged in the first pipeline and is located below the joint of the first pipeline and the second pipeline, the other control valve is arranged in the second pipeline and is located at the joint of the first pipeline and the second pipeline, one end of the connecting block is connected with the side end of the second pipeline, and the other end of the connecting block is connected with the inner wall of the shell-and-tube heat exchanger.

The embodiment of the utility model adopts at least one technical scheme which can achieve the following beneficial effects:

one of them, when the mesh size of filter screen needs to be adjusted, control electric putter work, the second installation piece that drives to be connected with it slides, under the cooperation of four linkage boards, drive two first installation pieces and two second installation pieces simultaneously and slide toward the filter screen direction or the direction of keeping away from the filter screen, thereby realize the effect of reply after the even stretching or stretching to the filter screen, the mesh on it also can evenly expand along with it when the filter screen is evenly stretched, thereby realize the filterable effect to the corrosivity granule in the different liquid, simultaneously one of them filter screen uses after a period, control driving motor work drives the rotatory 90 degrees of link, thereby it is rotatory to the below of income liquid mouth to drive the filter screen in another filtration adjusting device, thereby realized the cyclic utilization of filter screen, the life cycle has been prolonged.

Secondly, when heat exchange operation needs to be carried out, the control valve in the first pipeline is controlled to be closed, so that filtered liquid enters the first pipeline and then flows into the heat exchange area of the shell-and-tube heat exchanger through the second pipeline to carry out heat exchange operation, when the filter screen needs to be cleaned, the control valve in the second pipeline is closed, the control valve in the first pipeline is opened, control is carried out through the external water pump of the liquid inlet, water flows wash the filter screens at the upper end and the lower end of the connecting frame through the liquid inlet and the first pipeline, then under the matching of the driving switching device, the filter screens at the left end and the right end of the connecting frame are rotated to the upper end and the lower end of the first pipeline, the filter screens are washed, so that the four filter screens are cleaned, and the washed water can be discharged through the liquid outlet.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is a schematic perspective view of the driving switching device and the filtering adjustment device of the present invention;

FIG. 3 is a schematic perspective view of the filter adjusting device according to the present invention;

FIG. 4 is a first perspective view of the duct assembly of the present invention;

FIG. 5 is a schematic perspective view of a second embodiment of the present invention;

fig. 6 is a schematic view of the overall structure of the present invention.

Reference numerals

The device comprises a shell-and-tube heat exchanger 1, a liquid inlet 2, a liquid outlet 3, a driving switching device 4, a driving motor 41, a connecting frame 42, a filtering adjusting device 5, a mounting assembly 51, a mounting plate 511, a first mounting block 512, a second mounting block 513, a connecting plate 514, a filter screen 515, a driving assembly 52, an electric push rod 521, a limiting rod 522, a limiting sleeve 523, a spring 524, a pipeline assembly 6, a first pipeline 61, a second pipeline 62, a control valve 63 and a connecting block 64.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. 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.

The technical solutions provided by the embodiments of the present invention are described in detail below with reference to the accompanying drawings.

The utility model provides a shell-and-tube heat exchanger with a filtering function through improvement, which comprises a shell-and-tube heat exchanger 1, a liquid inlet 2, a liquid outlet 3, a driving switching device 4, a filtering adjusting device 5 and a pipeline assembly 6, wherein the liquid inlet 2 is arranged at one end of the top of the shell-and-tube heat exchanger 1 and is communicated with the shell-and-tube heat exchanger 1, the liquid outlet 3 is arranged at one end of the bottom of the shell-and-tube heat exchanger 1, which is far away from the liquid inlet 2, and is communicated with the shell-and-tube heat exchanger 1, the driving switching device 4 is arranged at one side, which is close to the liquid inlet 2, in the shell-and-tube heat exchanger 1, the filtering adjusting device 5 is arranged on the driving switching device 4, and the pipeline assembly 6 is arranged in the shell-and-tube heat exchanger 1 and is positioned at the side end of the filtering adjusting device 5; when the traditional shell-and-tube heat exchanger 1 is used for heat exchange operation of liquid, as part of the liquid contains corrosive particles, the corrosive particles can be adhered to the inner wall of the shell-and-tube heat exchanger 1 during the heat exchange operation, and the inner wall can be corroded or even damaged after a long time, so the corrosive particles in the liquid need to be filtered, the corrosive particles in the liquid are usually filtered by adopting the filter screen 515, but the problems that the mesh sizes of the filter screen 515 are consistent, but the sizes of the corrosive particles in different liquids are different, the filter screen 515 matched with the different liquids needs to be replaced every time when the heat exchange operation is carried out on the different liquids, which is tedious and affects the efficiency, meanwhile, the sustainable service time of one filter screen 515 is short, the filter screen needs to be detached for replacement or cleaning after being used for a period of time, which is also troublesome, and the device can adjust the mesh sizes of the filter screen 515 through the filter adjusting device 5, thereby realize also need not to change the effect of filter screen 515 when carrying out the heat transfer operation to different liquid, can switch the multi-disc filter screen 515 through drive switch module simultaneously and recycle, extension life cycle, simultaneously under pipeline component 6's cooperation, can realize need not to pull down filter screen 515, can carry out abluent effect to it inside shell and tube heat exchanger 1.

Preferably, the driving switching device 4 includes a driving motor 41 and a connecting frame 42, the driving motor 41 is disposed on the sidewall of the inner wall of the shell-and-tube heat exchanger 1, the center of the connecting frame 42 is connected to the output end of the driving motor 41, and the connecting frame 42 is disposed in a cross shape.

Preferably, the number of the filtering and adjusting devices 5 is four, the four filtering and adjusting devices 5 are respectively arranged on four convex angles of the connecting frame 42, the two filtering and adjusting devices 5 at the upper end and the lower end of the connecting frame 42 are mutually symmetrical and horizontally arranged, the two filtering and adjusting devices 5 at the left end and the right end of the connecting frame 42 are mutually symmetrical and vertically arranged, each filtering and adjusting device 5 comprises an installation component 51 and a driving component 52, the installation component 51 comprises an installation plate 511, a first installation block 512, a second installation block 513, a connection plate 514 and a filter screen 515, the side end of the installation plate 511 is connected with the end of the connecting frame 42, a circular through hole is arranged in the middle of the installation plate 511, the first installation blocks 512 are two, the two first installation blocks 512 are symmetrically arranged at two sides of the circular through hole and are respectively in transverse sliding fit with the installation plate 511, the number of the second mounting blocks 513 is two, the two second mounting blocks 513 are symmetrically arranged on two sides of the circular through hole and are respectively in longitudinal sliding fit with the mounting plate 511, the two second mounting blocks 513 are located between the two first mounting blocks 512, the number of the connecting plates 514 is four, two ends of each first mounting block 512 are respectively connected with one end of one connecting plate 514, the other end of each connecting plate 514 is respectively connected with one end of one second mounting block 513, and the side ends of the filter screen 515 are respectively connected with the side ends of the two first mounting blocks 512 and the two second mounting blocks 513.

Preferably, the driving assembly 52 includes an electric push rod 521, a limit rod 522, a limit sleeve 523 and a spring 524, the electric push rod 521 is horizontally disposed on the mounting plate 511, an output end of the electric push rod 521 is connected with a side end of one of the second mounting blocks 513, one end of the limit rod 522 is connected with a side end of the other second mounting block 513, the limit sleeve 523 is disposed on the mounting plate 511, the limit rod 522 is in sliding fit with the limit sleeve 523, the spring 524 is sleeved on the limit rod 522, and two ends of the spring 524 are respectively connected with side ends of the second mounting block 513 and the limit sleeve 523; when the mesh size of the filter screen 515 needs to be adjusted, the electric push rod 521 is controlled to work to drive the second mounting block 513 connected with the electric push rod to slide, under the cooperation of the four connecting plates 514, the two first mounting blocks 512 and the two second mounting blocks 513 are driven to slide towards the filter screen 515 or away from the filter screen 515 simultaneously, thereby realizing the effect of uniformly stretching the filter screen 515 or recovering after stretching, the meshes on the filter screen 515 can be uniformly expanded while the filter screen 515 is uniformly stretched, thereby realizing the effect of filtering corrosive particles in different liquids, and simultaneously, after one filter screen 515 is used for a period of time, controlling the driving motor 41 to work to drive the connecting frame 42 to rotate 90 degrees, thereby driving the filter screen 515 in the other filtering and adjusting device 5 to rotate to the lower part of the liquid inlet 2, realizing the recycling of the filter screen 515 and prolonging the service cycle.

Preferably, the pipe assembly 6 comprises a first pipe 61, a second pipe 62, two control valves 63 and a connecting block 64, the first pipe 61 is vertically arranged between the two filtering and adjusting devices 5 at the upper and lower ends of the connecting frame 42, one end of the second pipe 62 passes through the side end of the first pipe 61 and is connected with the first pipe 61 in a flange manner, there are two control valves 63, one of the control valves 63 is arranged in the first pipe 61 and is positioned below the joint of the first pipe 61 and the second pipe 62, the other control valve 63 is arranged in the second pipe 62 and is positioned at the joint of the first pipe 61 and the second pipe 62, one end of the connecting block 64 is connected with the side end of the second pipe 62, and the other end of the connecting block 64 is connected with the inner wall of the shell-and-tube heat exchanger 1; when heat exchange operation is needed, the control valve 63 in the first pipeline 61 is controlled to be closed, so that filtered liquid enters the first pipeline 61 and then flows into a heat exchange area of the shell-and-tube heat exchanger 1 through the second pipeline 62 to perform heat exchange operation, when the filter screens 515 need to be cleaned, the control valve 63 in the second pipeline 62 is closed, the control valve 63 in the first pipeline 61 is opened, control is performed through the external water pump of the liquid inlet 2, water flow washes the filter screens 515 located at the upper end and the lower end of the connecting frame 42 through the liquid inlet 2 and the first pipeline 61, then under the matching of the driving switching device 4, the filter screens 515 located at the left end and the right end of the connecting frame 42 are rotated to the upper end and the lower end of the first pipeline 61 to be washed, cleaning of the four filter screens 515 is achieved, and water after washing can be discharged through the liquid outlet 3.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a shell and tube type heat exchanger with filtering capability, includes shell and tube type heat exchanger (1), its characterized in that: still include into liquid mouth (2), liquid outlet (3), drive auto-change over device (4), filter adjusting device (5) and pipeline subassembly (6), go into liquid mouth (2) and set up in the one end at shell and tube type heat exchanger (1) top and communicate with shell and tube type heat exchanger (1), liquid outlet (3) set up keep away from the one end of going into liquid mouth (2) and communicate with shell and tube type heat exchanger (1) bottom, drive auto-change over device (4) set up in the inside one side that is close to into liquid mouth (2) of shell and tube type heat exchanger (1), filter adjusting device (5) and set up on drive auto-change over device (4), pipeline subassembly (6) set up in shell and tube type heat exchanger (1) and are located the side of filtering adjusting device (5).

2. A shell and tube heat exchanger with filtering capability according to claim 1, characterized in that: drive auto-change over device (4) are including driving motor (41) and link (42), driving motor (41) set up on the lateral wall of shell and tube heat exchanger (1) inner wall, the center department of link (42) is connected with driving motor's (41) output, link (42) are the setting of cross.

3. A shell and tube heat exchanger with filtering capability according to claim 2, characterized in that: the filter adjusting device (5) is four, the four filter adjusting devices (5) are respectively arranged on four convex angles of a connecting frame (42), the two filter adjusting devices (5) positioned at the upper end and the lower end of the connecting frame (42) are mutually symmetrical and horizontally arranged, the two filter adjusting devices (5) positioned at the left end and the right end of the connecting frame (42) are mutually symmetrical and vertically arranged, each filter adjusting device (5) comprises an installation component (51) and a driving component (52), the installation component (51) comprises an installation plate (511), a first installation block (512), a second installation block (513), a connecting plate (514) and a filter screen (515), the side end of the installation plate (511) is connected with the end part of the connecting frame (42), the middle part of the installation plate (511) is provided with a circular through hole, and the first installation block (512) is two, the two first mounting blocks (512) are symmetrically arranged on two sides of the circular through hole and are respectively in transverse sliding fit with the mounting plate (511), the number of the second mounting blocks (513) is two, the two second mounting blocks (513) are symmetrically arranged on two sides of the circular through hole and are respectively in longitudinal sliding fit with the mounting plate (511), the two second mounting blocks (513) are located between the two first mounting blocks (512), the number of the connecting plates (514) is four, two ends of each first mounting block (512) are respectively connected with one end of one connecting plate (514), the other end of each connecting plate (514) is respectively connected with one end of one second mounting block (513), and the side ends of the filter screen (515) are respectively connected with the side ends of the two first mounting blocks (512) and the two second mounting blocks (513).

4. A shell and tube heat exchanger with filtering capability according to claim 3, characterized in that: drive assembly (52) include electric putter (521), gag lever post (522), stop collar (523) and spring (524), electric putter (521) level sets up on mounting panel (511) and electric putter (521)'s output is connected with the side of one of them second installation piece (513), the one end of gag lever post (522) is connected with the side of another second installation piece (513), stop collar (523) set up on mounting panel (511) and gag lever post (522) and stop collar (523) sliding fit, spring (524) cover is established on gag lever post (522) and the both ends of spring (524) are connected with the side of second installation piece (513) and stop collar (523) respectively.

5. A shell and tube heat exchanger with filtering capability according to claim 2, characterized in that: the pipe assembly (6) comprises a first pipe (61), a second pipe (62), a control valve (63) and a connecting block (64), the first pipeline (61) is vertically arranged between the two filtering and adjusting devices (5) positioned at the upper end and the lower end of the connecting frame (42), one end of the second pipeline (62) penetrates through the side end of the first pipeline (61) and is connected with the first pipeline (61) in a flange mode, two control valves (63) are arranged, one of the control valves (63) is arranged in the first pipeline (61) and is positioned below the joint of the first pipeline (61) and the second pipeline (62), another control valve (63) is arranged in the second pipeline (62) and is positioned at the joint of the first pipeline (61) and the second pipeline (62), one end of the connecting block (64) is connected with the side end of the second pipeline (62), the other end of the connecting block (64) is connected with the inner wall of the shell-and-tube heat exchanger (1).