CN215447527U - Shell-and-tube heat exchanger with function of decontaminating - Google Patents

Shell-and-tube heat exchanger with function of decontaminating Download PDF

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Publication number
CN215447527U
CN215447527U CN202121697476.7U CN202121697476U CN215447527U CN 215447527 U CN215447527 U CN 215447527U CN 202121697476 U CN202121697476 U CN 202121697476U CN 215447527 U CN215447527 U CN 215447527U
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China
Prior art keywords
shell
end cover
fixedly connected
heat exchanger
filter disc
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Application number
CN202121697476.7U
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Chinese (zh)
Inventor
李必波
曾燕珍
范纪谦
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Foshan Nanhai Huahong Refrigeration Parts Co ltd
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Foshan Nanhai Huahong Refrigeration Parts Co ltd
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Abstract

The utility model relates to the technical field of shell-and-tube heat exchangers, and discloses a shell-and-tube heat exchanger with a dirt removing function, which comprises a shell, wherein a first end cover and a second end cover are respectively installed at two ends of the shell, two clapboards are fixedly connected in the shell, a plurality of heat exchange tubes are fixedly sleeved in the two clapboards, a plurality of baffle plates are fixedly connected in the shell, the baffle plates are fixedly sleeved on the heat exchange tubes, a hot fluid inlet and a hot fluid outlet are fixedly communicated on the shell, a cold fluid inlet tube is fixedly communicated on the first end cover, a cold fluid outlet tube is fixedly communicated on the second end cover, an installation rod is fixedly connected on the annular side wall in the first end cover, and a filter disc is arranged in the first end cover. The utility model can filter and clean cold water entering the heat exchange tube, prevent impurities in the cold water from easily causing blockage of the heat exchange tube and remove the impurities on the filter disc.

Description

Shell-and-tube heat exchanger with function of decontaminating
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 dirt removing function.
Background
The heat exchanger is a device for transferring partial heat of hot fluid to cold fluid, can realize heat transfer between materials between two or more fluids with different temperatures, and is one of main devices for improving energy utilization rate. At present, the heat exchanger which is widely applied is a shell-and-tube heat exchanger. The shell-and-tube heat exchanger is also called a shell-and-tube heat exchanger. The dividing wall type heat exchanger takes the wall surface of the tube bundle sealed in the shell as a heat transfer surface. The existing shell-and-tube heat exchanger mainly comprises a shell, two end covers, a plurality of heat exchange tubes, a plurality of baffle plates and two partition plates, but the existing shell-and-tube heat exchanger does not have the function of automatic dirt cleaning, cold water entering the heat exchange tubes cannot be filtered and cleaned, and impurities in the cold water easily cause blockage of the heat exchange tubes.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that a shell-and-tube heat exchanger in the prior art does not have an automatic dirt cleaning function, cold water entering a heat exchange tube cannot be filtered and cleaned, and impurities in the cold water easily cause blockage of the heat exchange tube, and the shell-and-tube heat exchanger with the dirt cleaning function is provided.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a shell-and-tube heat exchanger with a dirt cleaning function comprises a shell, wherein a first end cover and a second end cover are respectively installed at two ends of the shell, two clapboards are fixedly connected in the shell, a plurality of heat exchange tubes are fixedly sleeved in the two clapboards, a plurality of baffle plates are fixedly connected in the shell and fixedly sleeved on the heat exchange tubes, a hot fluid inlet and a hot fluid outlet are fixedly communicated on the shell, a cold fluid inlet tube is fixedly communicated on the first end cover, a cold fluid outlet tube is fixedly communicated on the second end cover, an installation rod is fixedly connected on an annular side wall in the first end cover, a filter disc is arranged in the first end cover, a rotating rod is rotatably connected on the installation rod through a first bearing, the other end of the rotating rod is fixedly connected at the central position of the filter disc, and a worm wheel is fixedly sleeved on the wall of the rotating rod, the motor is installed outward to the first end cover, the output of motor has the worm through the coupling joint, the worm passes through the second bearing and is connected with the rotation of first end cover, worm and worm wheel mesh mutually, fixedly connected with cleaning brush on the filter disc inner ring shape lateral wall.
Preferably, the bottom of the shell is symmetrically and fixedly connected with a support frame, and the support frame is provided with a plurality of through holes.
Preferably, the cleaning brush is arranged between the filter disc and the cold fluid inlet pipe, and the bristle surface of the cleaning brush is arranged towards the filter disc.
Preferably, reinforcing ribs are fixedly connected between the cleaning brush and the first end cover symmetrically with respect to the cleaning brush.
Preferably, lifting lugs are symmetrically and fixedly connected to the wall of the shell, which is far away from the hot fluid outlet, of the shell.
Preferably, a sewage discharge pipe is fixedly communicated with the side wall of the first end cover, and a pipe wall of the sewage discharge pipe is provided with a pipe valve.
Compared with the prior art, the utility model provides a shell-and-tube heat exchanger with a dirt removing function, which has the following beneficial effects:
this shell and tube type heat exchanger with function of decontaminating, through setting up the casing, the first end cover, the second end cover, the heat exchange tube, cold flow body advances the pipe, the installation pole, the filter disc, the bull stick, the worm wheel, including a motor, an end cap, a controller, and a cover plate, the cold flow body advances the pipe and gets into in the first end cover when cold water, and utilize the filter disc to filter the impurity in with the cold water and decontaminate, prevent that impurity from entering into in the heat exchange tube, the starter motor makes the filter disc rotatory, and the cleaning brush sweeps adnexed impurity on with the filter disc, prevent that the filtration pore that filters on the filter disc from being blockked up, make this shell and tube type heat exchanger have automatic function of decontaminating, the filter disc can filter the cold water that gets into in the heat exchange tube and decontaminate, prevent that the impurity in the cold water easily causes the heat exchange tube to block up, and can clear away the impurity on the filter disc.
The parts which are not involved in the device are the same as or can be realized by adopting the prior art, the device can filter and clean cold water entering the heat exchange tube, prevent impurities in the cold water from easily causing blockage of the heat exchange tube, and can remove the impurities on the filter disc.
Drawings
FIG. 1 is a schematic structural diagram of a shell-and-tube heat exchanger with a decontamination function according to the present invention;
fig. 2 is a sectional view taken along line a-a in fig. 1.
In the figure: the device comprises a shell 1, a first end cover 2, a second end cover 3, a partition plate 4, a heat exchange tube 5, a baffle plate 6, a hot fluid inlet 7, a hot fluid outlet 8, a cold fluid inlet 9, a cold fluid outlet 10, an installation rod 11, a filter disc 12, a rotating rod 13, a worm wheel 14, a motor 15, a worm 16, a cleaning brush 17, a support frame 18, a reinforcing rib 19, a lifting lug 20 and a blow-off pipe 21.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-2, a shell-and-tube heat exchanger with a decontamination function comprises a shell 1, a first end cover 2 and a second end cover 3 are respectively installed at two ends of the shell 1, two clapboards 4 are fixedly connected in the shell 1, a plurality of heat exchange tubes 5 are fixedly sleeved in the two clapboards 4, a plurality of baffle plates 6 are fixedly connected in the shell 1, the baffle plates 6 are fixedly sleeved on the heat exchange tubes 5, a hot fluid inlet 7 and a hot fluid outlet 8 are fixedly communicated with the shell 1, a cold fluid inlet tube 9 is fixedly communicated with the first end cover 2, a cold fluid outlet tube 10 is fixedly communicated with the second end cover 3, an installation rod 11 is fixedly connected on an annular side wall in the first end cover 2, a filter disc 12 is arranged in the first end cover 2, a rotating rod 13 is rotatably connected on the installation rod 11 through a first bearing, the other end of the rotating rod 13 is fixedly connected at the central position of the filter disc 12, a worm wheel 14 is fixedly sleeved on the rod wall of the rotating rod 13, the first end cover 2 is externally provided with a motor 15, the output end of the motor 15 is connected with a worm 16 through a coupler, the worm 16 is rotatably connected with the first end cover 2 through a second bearing, the worm 16 is meshed with a worm wheel 14, a cleaning brush 17 is fixedly connected on the annular side wall in the filter disc 12, when cold water enters the first end cover 2 through a cold fluid inlet pipe 9, impurities in the cold water are filtered and cleaned through the filter disc 12, the impurities are prevented from entering the heat exchange pipe 5, the motor 15 is started to drive the worm 16 and the worm wheel 14 to rotate, so that the rotating rod 13 and the filter disc 12 rotate, the impurities attached to the filter disc 12 are cleaned by the cleaning brush 17, the filter holes in the filter disc 12 are prevented from being blocked, the shell-and-tube heat exchanger has the function of automatic dirt cleaning, the filter disc 12 can filter and clean the cold water entering the heat exchange pipe 5, and the impurities in the cold water are prevented from easily causing the blockage of the heat exchange pipe 5, and is capable of removing impurities from the filter tray 12.
Casing 1 bottom symmetry fixedly connected with support frame 18 has seted up a plurality of through-hole on the support frame 18, and support frame 18 can support casing 1, and through-hole accessible bolt and nut on the support frame 18 with its fixed mounting.
The cleaning brush 17 is arranged between the filter disc 12 and the cold fluid inlet pipe 9, and the bristle surface of the cleaning brush 17 faces the filter disc 12, so that the bristles of the cleaning brush 17 can conveniently sweep away impurities attached to the filter disc 12.
Reinforcing ribs 19 are symmetrically and fixedly connected between the cleaning brush 17 and the first end cover 2 relative to the cleaning brush 17, and the arrangement of the reinforcing ribs 19 increases the connecting strength between the cleaning brush 17 and the first end cover 2.
Lifting lugs 20 are symmetrically and fixedly connected to the wall of the casing 1, which is far away from the hot fluid outlet 8, and the lifting of the heat exchanger is facilitated through the lifting lugs 20 and a lifting device.
The side wall of the first end cover 2 is fixedly communicated with a sewage discharge pipe 21, the pipe wall of the sewage discharge pipe 21 is provided with a pipe valve, and the pipe valve on the sewage discharge pipe 21 is opened to discharge the cleaned impurities from the first end cover 2.
According to the utility model, when cold water enters the first end cover 2 through the cold fluid inlet pipe 9, impurities in the cold water are filtered and cleaned by the filter disc 12 to prevent the impurities from entering the heat exchange pipe 5, the motor 15 is started to drive the worm 16 and the worm wheel 14 to rotate, so that the rotating rod 13 and the filter disc 12 rotate, the cleaning brush 17 cleans the impurities attached to the filter disc 12 to prevent the filter holes in the filter disc 12 from being blocked, so that the shell-and-tube heat exchanger has an automatic dirt cleaning function, the filter disc 12 can filter and clean the cold water entering the heat exchange pipe 5, the heat exchange pipe 5 is prevented from being easily blocked by the impurities in the cold water, and the impurities on the filter disc 12 can be cleaned.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (6)

1. The shell-and-tube heat exchanger with the dirt removing function comprises a shell (1) and is characterized in that a first end cover (2) and a second end cover (3) are respectively installed at two ends of the shell (1), two clapboards (4) are fixedly connected in the shell (1) and fixedly sleeved with a plurality of heat exchange tubes (5) in the clapboards (4), a plurality of baffle plates (6) are fixedly connected in the shell (1), the baffle plates (6) are fixedly sleeved on the heat exchange tubes (5), a hot fluid inlet (7) and a hot fluid outlet (8) are fixedly communicated on the shell (1), a cold fluid inlet pipe (9) is fixedly communicated on the first end cover (2), a cold fluid outlet pipe (10) is fixedly communicated on the second end cover (3), and an installation rod (11) is fixedly connected on an annular side wall in the first end cover (2), be equipped with filter disc (12) in first end cover (2), it is connected with bull stick (13) to rotate through first bearing on installation pole (11), the other end fixed connection of bull stick (13) is located at the central point of filter disc (12) puts, it has worm wheel (14) to fix the cover on bull stick (13) pole wall, motor (15) are installed outward in first end cover (2), there is worm (16) output of motor (15) through the coupling joint, worm (16) rotate with first end cover (2) through the second bearing and are connected, worm (16) and worm wheel (14) mesh mutually, fixedly connected with cleaning brush (17) on the annular lateral wall in filter disc (12).
2. A shell and tube heat exchanger with a function of decontaminating according to claim 1, characterized in that the bottom of the shell (1) is symmetrically and fixedly connected with a support frame (18), and the support frame (18) is provided with a plurality of through holes.
3. A shell and tube heat exchanger with a function of decontaminating according to claim 1, characterized in that the cleaning brush (17) is disposed between the filter disc (12) and the cold fluid inlet pipe (9), the bristle surface of the cleaning brush (17) being disposed toward the filter disc (12).
4. A shell and tube heat exchanger with a function of decontaminating according to claim 1, characterized in that reinforcing ribs (19) are fixedly connected between the cleaning brush (17) and the first end cap (2) symmetrically with respect to the cleaning brush (17).
5. A shell and tube heat exchanger with a function of decontamination according to claim 1, characterized in that lifting lugs (20) are symmetrically fixedly connected to the wall of the shell (1) remote from the hot fluid outlet (8).
6. A shell and tube heat exchanger with a function of decontaminating according to claim 1, characterized in that the side wall of the first end cover (2) is fixedly communicated with a drain pipe (21), and a pipe valve is installed on the pipe wall of the drain pipe (21).
CN202121697476.7U 2021-07-26 2021-07-26 Shell-and-tube heat exchanger with function of decontaminating Active CN215447527U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121697476.7U CN215447527U (en) 2021-07-26 2021-07-26 Shell-and-tube heat exchanger with function of decontaminating

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121697476.7U CN215447527U (en) 2021-07-26 2021-07-26 Shell-and-tube heat exchanger with function of decontaminating

Publications (1)

Publication Number Publication Date
CN215447527U true CN215447527U (en) 2022-01-07

Family

ID=79684203

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121697476.7U Active CN215447527U (en) 2021-07-26 2021-07-26 Shell-and-tube heat exchanger with function of decontaminating

Country Status (1)

Country Link
CN (1) CN215447527U (en)

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