CN220250758U - Anti-scaling heat exchanger - Google Patents
Anti-scaling heat exchanger Download PDFInfo
- Publication number
- CN220250758U CN220250758U CN202321732587.6U CN202321732587U CN220250758U CN 220250758 U CN220250758 U CN 220250758U CN 202321732587 U CN202321732587 U CN 202321732587U CN 220250758 U CN220250758 U CN 220250758U
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- wall
- water inlet
- inlet pipe
- shell
- heat exchanger
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 71
- 238000005192 partition Methods 0.000 claims abstract description 24
- 238000001914 filtration Methods 0.000 claims description 17
- 230000003373 anti-fouling effect Effects 0.000 claims description 13
- 238000004140 cleaning Methods 0.000 claims description 13
- 238000007790 scraping Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000012535 impurity Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model relates to the technical field of anti-scaling of shell and tube heat exchangers, and discloses an anti-scaling heat exchanger, which comprises a shell; the main water inlet pipe is arranged at the left end of the shell; the lower seal head is arranged at the right end of the shell; a main water inlet pipe communicated with the inner wall of the upper seal head; a main water outlet pipe communicated with the inner wall of the lower seal head; a tube body disposed inside the housing; an auxiliary water inlet pipe communicated with the left inner wall of the pipe body; the auxiliary water outlet pipe communicated with the inner wall on the right side of the pipe body is provided with an upper partition plate and a lower partition plate to separate the shell from the inner space of the upper end socket and the inner space of the lower end socket, so that water in the upper end socket and the lower end socket is prevented from flowing back into the shell, an auxiliary water inlet pipe and an auxiliary water outlet pipe are not required to be detached when the upper end socket and the lower end socket are detached, when external water enters into the upper end socket from the main water inlet pipe, impurities in the external water are filtered by a filter body in the upper end socket, namely, the water is purified, the filtered water enters into the auxiliary water inlet pipe again, and finally the filtered water enters into the pipe body to participate in heat exchange.
Description
Technical Field
The utility model relates to the technical field of anti-scaling of shell and tube heat exchangers, in particular to an anti-scaling heat exchanger.
Background
The shell and tube heat exchanger is the heat exchanger with the widest application in chemical industry and alcohol production. It mainly comprises a shell, a tube plate, a heat exchange tube, a sealing head, a baffle plate and the like. The prior tube type heat exchanger can produce scale phenomenon in the heat exchange tube due to water quality in partial areas, and the scale in the tube is not in a way during operation, so that the end difference of the condenser is increased, the vacuum degree is reduced, and the maintenance cost is increased;
the prior Chinese patent CN 214095660U discloses an anti-scaling heat exchanger, wherein a rotating part which rotates under the driving of the flow rate of circulating water of the anti-scaling heat exchanger is driven by the flow rate of circulating water of the anti-scaling heat exchanger, so that spiral blades of the rotating part continuously and rapidly rotate for a long time under the driving of the flow of water, the rotating flow of fluid in a pipe is strengthened, the formation mechanism of scale is destroyed, passive scale removal is changed into active scale prevention, and the technical problems that the end difference of a condenser is increased and the vacuum degree is reduced due to the scaling phenomenon in a heat exchange pipe of a tubular heat exchanger of the prior waste heat power generation project are solved;
however, the water flow accelerated by the rotating member, although having a larger flow rate than the water flow accelerated by the rotating member, has insufficient impact force on the scale which has been formed, and particularly when the water flow in the pipe is stationary, the impact of the scale by the water flow cannot be generated.
Disclosure of Invention
The present utility model aims to provide an anti-fouling heat exchanger which solves the problems mentioned in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an anti-fouling heat exchanger comprising a housing;
the main water inlet pipe is arranged at the left end of the shell;
the lower seal head is arranged at the right end of the shell;
a main water inlet pipe communicated with the inner wall of the upper seal head;
a main water outlet pipe communicated with the inner wall of the lower seal head;
a tube body disposed inside the housing;
an auxiliary water inlet pipe communicated with the left inner wall of the pipe body;
a secondary water outlet pipe communicated with the inner wall of the right side of the pipe body;
and the anti-scaling assembly is arranged inside and outside the pipe body and comprises a cleaning part and a filtering part, a driving part is arranged outside the cleaning part, the cleaning part is positioned in the pipe body, and the filtering part is positioned at the left end and the right end of the pipe body.
Preferably, the cleaning part comprises a reciprocating screw rod, the reciprocating screw rod penetrates through the left end outer wall of the pipe body through a bearing, a drain plate is movably sleeved on the outer wall of the reciprocating screw rod, the drain plate is fixedly installed in the pipe body, the inner wall of the drain plate is fixedly connected with the right end outer wall of the auxiliary water inlet pipe, a worm wheel is fixedly installed on the outer wall of the reciprocating screw rod, a worm is meshed with the worm wheel, the top end of the worm penetrates through the outer wall of the upper seal head through the bearing, a scraping plate is sleeved on the outer wall of the reciprocating screw rod through a thread, a sliding sleeve I is fixedly installed on the outer wall of the scraping plate, a sliding rod is movably sleeved on the outer wall of the reciprocating screw rod, a sliding sleeve II is movably sleeved on the outer wall of the sliding rod, and the sliding sleeve II is fixedly installed on the outer wall of the scraping plate.
Preferably, the driving part comprises a mounting seat, the mounting seat is fixedly mounted on the outer wall of the shell, a motor is fixedly mounted at the top of the mounting seat, a rotating shaft is fixedly mounted at the output end of the motor, and the rotating shaft is connected with the worm through a main belt pulley group in a transmission manner.
Preferably, the filtering part comprises a filtering body, an upper partition plate and a lower partition plate, the filtering body is arranged in the upper seal head, the upper partition plate is movably sleeved on the outer wall of the auxiliary water inlet pipe, the upper partition plate is fixedly arranged in the upper seal head, the lower partition plate is movably sleeved on the outer wall of the auxiliary water outlet pipe, and the lower partition plate is fixedly arranged on the inner wall of the lower seal head.
Preferably, a plurality of worms are arranged on the upper seal head at equal intervals, and adjacent worms are in transmission connection through a pair of belt pulley groups.
Preferably, the upper end enclosure and the lower end enclosure are arranged at the left end and the right end of the shell through flange plates, and sealing strips are arranged at the connecting parts of the upper end enclosure, the lower end enclosure and the shell.
Preferably, the filter body fills the inside of the upper seal head, and the filter body is positioned between the main water inlet pipe and the auxiliary water inlet pipe.
The utility model provides an anti-scaling heat exchanger. The anti-scaling heat exchanger has the following beneficial effects:
(1) When the scale is removed from the inside of the pipe body, the motor is started to drive the rotating shaft to rotate, the rotating shaft rotates to drive the worm to rotate through the auxiliary belt pulley group, the adjacent worms are driven through the auxiliary belt pulley group, the worm is driven to rotate along with the rotation of the worm, the worm wheel is driven to rotate, the reciprocating screw rotates to enable the scraping plate to move left and right along the reciprocating screw, the scale on the inner wall of the pipe body is scraped by the scraping plate, and then the pipe body is taken away from the auxiliary water outlet pipe by water flow;
(2) This prevent scale deposit heat exchanger sets up upper baffle and lower baffle and separates the inner space of shell and upper cover, lower cover, avoids in the water in upper cover and the lower cover to flow back to the shell, and when dismantling upper cover and lower cover, need not to dismantle vice inlet tube and vice outlet pipe, after external water enters into the upper cover from main inlet tube, at first by the filter in the upper cover filter impurity wherein, purify water promptly, in the water reentrant pair inlet tube after the filtration, enter into the body at last and participate in the heat transfer.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an exploded view schematic diagram of the filter unit of the present utility model;
FIG. 3 is a schematic view of the structure of the tube and the driving part of the present utility model;
fig. 4 is an exploded view structure of the clearing portion of the present utility model.
In the figure: 1. a main water inlet pipe; 2. an upper end enclosure; 3. a housing; 4. a lower end enclosure; 5. a main water outlet pipe; 6. an anti-fouling assembly; 61. a cleaning part; 611. a worm; 612. a worm wheel; 613. a hydrophobic plate; 614. a reciprocating screw rod; 615. a scraper; 616. a sliding sleeve I; 617. a sliding sleeve II; 618. a slide bar; 62. a driving section; 621. a mounting base; 622. a motor; 623. a rotating shaft; 624. a main pulley set; 625. a secondary pulley set; 63. a filtering part; 631. a filter body; 632. an upper partition plate; 633. a lower partition plate; 7. an auxiliary water inlet pipe; 8. a tube body; 9. and an auxiliary water outlet pipe.
Detailed Description
Example 1
The preferred embodiment of an anti-fouling heat exchanger provided by the present utility model is shown in fig. 1 to 4: an anti-fouling heat exchanger comprises a housing 3;
a main water inlet pipe 1 arranged at the left end of the shell 3;
the lower end socket 4 is arranged at the right end of the shell 3;
a main water inlet pipe 1 communicated with the inner wall of the upper sealing head 2;
a main water outlet pipe 5 communicated with the inner wall of the lower sealing head 4;
a tube body 8 provided inside the housing 3;
an auxiliary water inlet pipe 7 communicated with the left inner wall of the pipe body 8;
a secondary water outlet pipe 9 communicated with the inner wall of the right side of the pipe body 8;
the anti-scaling assembly 6 is arranged inside and outside the pipe body 8, the anti-scaling assembly 6 comprises a cleaning part 61 and a filtering part 63, a driving part 62 is arranged outside the cleaning part 61, the cleaning part 61 is positioned in the pipe body 8, and the filtering part 63 is positioned at the left end and the right end of the pipe body 8;
the cleaning part 61 comprises a reciprocating screw rod 614, the reciprocating screw rod 614 penetrates through the left end outer wall of the pipe body 8 through a bearing, a drain plate 613 is movably sleeved on the outer wall of the reciprocating screw rod 614, the drain plate 613 is fixedly arranged in the pipe body 8, the inner wall of the drain plate 613 is fixedly connected with the right end outer wall of the auxiliary water inlet pipe 7, a worm wheel 612 is fixedly arranged on the outer wall of the reciprocating screw rod 614, a worm 611 is meshed with the worm wheel 612, the top end of the worm 611 penetrates through the outer wall of the upper end enclosure 2 through the bearing, a scraping plate 615 is sleeved on the outer wall of the reciprocating screw rod 614 in a threaded manner, a sliding sleeve I616 is fixedly arranged on the outer wall of the scraping plate 615, a sliding rod 618 is fixedly arranged on the right side outer wall of the drain plate 613, the sliding rod 618 movably penetrates through the outer wall of the scraping plate 615, a sliding sleeve II 617 is arranged on the outer wall of the scraping plate 615 in a movable manner, the position of the reciprocating screw 614 penetrating the pipe body 8 is separated from a pipeline for water flow by the hydrophobic plate 613, the first 616 and the second 617 sliding sleeves are arranged to protect the connection parts of the scraping plates 615, the reciprocating screw 614 and the sliding rods 618, scale is prevented from being blocked into the connection parts of the first 616 and the second 617 sliding sleeves, the scraping plates 615, the reciprocating screw 614 and the sliding rods 618, the driving part 62 comprises a mounting seat 621, the mounting seat 621 is fixedly arranged on the outer wall of the shell 3, a motor 622 is fixedly arranged at the top of the mounting seat 621, a rotating shaft 623 is fixedly arranged at the output end of the motor 622, the rotating shaft 623 is in transmission connection with the worm 611 through a main belt pulley group 624, the worm 611 is provided with a plurality of worm gears 611 and is distributed on the upper end enclosure 2 at equal intervals, the adjacent worm gears 611 are in transmission connection through an auxiliary belt pulley group 625, a plurality of worm gears 611 are arranged for driving a plurality of worm gears 612, and then scale is removed from the inside of the plurality of pipe bodies 8 in the shell 3 at the same time;
when the scale is removed from the inside of the pipe body 8, the motor 622 is started to drive the rotating shaft 623 to rotate, the rotating shaft 623 rotates to drive the worm 611 to rotate through the auxiliary belt pulley group 625, the adjacent worm 611 is driven through the auxiliary belt pulley group 625, the worm wheel 612 is driven to rotate along with the rotation of the worm 611, the reciprocating screw 614 is driven to rotate, the reciprocating screw 614 rotates to enable the scraper 615 to move left and right along the reciprocating screw 614, the scraper 615 scrapes the scale on the inner wall of the pipe body 8, and then the water is carried away from the pipe body 8 from the auxiliary water outlet pipe 9.
Example 2
On the basis of embodiment 1, a preferred embodiment of an anti-fouling heat exchanger provided by the present utility model is shown in fig. 1 to 4: the filtering part 63 comprises a filtering body 631, an upper partition 632 and a lower partition 633, the filtering body 631 is arranged in the upper end enclosure 2, the upper partition 632 is movably sleeved on the outer wall of the auxiliary water inlet pipe 7, the upper partition 632 is fixedly arranged in the upper end enclosure 2, the lower partition 633 is movably sleeved on the outer wall of the auxiliary water outlet pipe 9, the lower partition 633 is fixedly arranged on the inner wall of the lower end enclosure 4, the upper end enclosure 2 and the lower end enclosure 4 are arranged at the left end and the right end of the shell 3 through flange plates, sealing strips are arranged at the connecting parts of the upper end enclosure 2 and the lower end enclosure 4 and the shell 3, the filtering body 631 fills the inside of the upper end enclosure 2, the filtering body 631 is arranged between the main water inlet pipe 1 and the auxiliary water inlet pipe 7, the upper partition 632 and the lower partition 633 are arranged to separate the inner spaces of the shell 3 and the upper end enclosure 2 and the lower end enclosure 4, water in the upper end enclosure 2 and the lower end enclosure 4 is prevented from flowing back into the shell 3, and when the upper end enclosure 2 and the lower end enclosure 4 are dismounted, after the water enters the upper end enclosure 2 from the main water inlet pipe 1, the filtering body is filtered, impurities in the water is purified, and enters the inner end enclosure 8, and the water inlet pipe 631 is purified.
Claims (7)
1. An anti-fouling heat exchanger comprising a housing (3);
a main water inlet pipe (1) arranged at the left end of the shell (3);
the lower end socket (4) is arranged at the right end of the shell (3);
a main water inlet pipe (1) communicated with the inner wall of the upper sealing head (2);
a main water outlet pipe (5) communicated with the inner wall of the lower seal head (4);
a tube body (8) arranged inside the housing (3);
an auxiliary water inlet pipe (7) communicated with the left inner wall of the pipe body (8);
a secondary water outlet pipe (9) communicated with the inner wall of the right side of the pipe body (8);
and set up in the inside and outside anti-scaling subassembly (6) of body (8), its characterized in that: the anti-scaling assembly (6) comprises a cleaning part (61) and a filtering part (63), a driving part (62) is arranged outside the cleaning part (61), the cleaning part (61) is positioned in the pipe body (8), and the filtering part (63) is positioned at the left end and the right end of the pipe body (8).
2. An anti-fouling heat exchanger according to claim 1, wherein: the cleaning part (61) comprises a reciprocating screw rod (614), the reciprocating screw rod (614) penetrates through the left end outer wall of a pipe body (8) through a bearing, a drain plate (613) is movably sleeved on the outer wall of the reciprocating screw rod (614), the drain plate (613) is fixedly arranged in the pipe body (8), the inner wall of the drain plate (613) is fixedly connected with the right end outer wall of the auxiliary water inlet pipe (7), a worm wheel (612) is fixedly arranged on the outer wall of the reciprocating screw rod (614), a worm (611) is meshed with the worm wheel (612), the top end of the worm (611) penetrates through the outer wall of the upper end socket (2) through a bearing, a scraping plate (615) is arranged on the outer wall of the reciprocating screw rod (614) in a threaded mode, a sliding sleeve I (616) is movably sleeved on the reciprocating screw rod (614), a sliding rod (618) is fixedly arranged on the right side outer wall of the drain plate (613), a sliding rod (618) is movably penetrated through the outer wall of the scraping plate (615), and a sliding sleeve II (617) is fixedly arranged on the outer wall of the sliding sleeve (617).
3. An anti-fouling heat exchanger according to claim 1, wherein: the driving part (62) comprises a mounting seat (621), the mounting seat (621) is fixedly mounted on the outer wall of the shell (3), a motor (622) is fixedly mounted at the top of the mounting seat (621), a rotating shaft (623) is fixedly mounted at the output end of the motor (622), and the rotating shaft (623) is in transmission connection with the worm (611) through a main belt pulley set (624).
4. An anti-fouling heat exchanger according to claim 1, wherein: the filter part (63) comprises a filter body (631), an upper partition plate (632) and a lower partition plate (633), the filter body (631) is arranged in the upper seal head (2), the upper partition plate (632) is movably sleeved on the outer wall of the auxiliary water inlet pipe (7), the upper partition plate (632) is fixedly arranged in the upper seal head (2), the lower partition plate (633) is movably sleeved on the outer wall of the auxiliary water outlet pipe (9), and the lower partition plate (633) is fixedly arranged on the inner wall of the lower seal head (4).
5. An anti-fouling heat exchanger according to claim 2, wherein: the worms (611) are arranged in a plurality, are distributed on the upper seal head (2) at equal intervals, and adjacent worms (611) are connected in a transmission manner through a secondary belt pulley group (625).
6. An anti-fouling heat exchanger according to claim 1, wherein: the upper sealing head (2) and the lower sealing head (4) are arranged at the left end and the right end of the shell (3) through flange plates, and sealing strips are arranged at the connecting parts of the upper sealing head (2), the lower sealing head (4) and the shell (3).
7. An anti-fouling heat exchanger according to claim 4 wherein: the filter body (631) fills the upper end socket (2), and the filter body (631) is positioned between the main water inlet pipe (1) and the auxiliary water inlet pipe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321732587.6U CN220250758U (en) | 2023-07-04 | 2023-07-04 | Anti-scaling heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321732587.6U CN220250758U (en) | 2023-07-04 | 2023-07-04 | Anti-scaling heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220250758U true CN220250758U (en) | 2023-12-26 |
Family
ID=89230502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321732587.6U Active CN220250758U (en) | 2023-07-04 | 2023-07-04 | Anti-scaling heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220250758U (en) |
-
2023
- 2023-07-04 CN CN202321732587.6U patent/CN220250758U/en active Active
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