CN112212723B - Anti-blocking heat exchanger capable of online dismounting-free automatic cleaning filter tube - Google Patents
Anti-blocking heat exchanger capable of online dismounting-free automatic cleaning filter tube Download PDFInfo
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- CN112212723B CN112212723B CN202011136276.4A CN202011136276A CN112212723B CN 112212723 B CN112212723 B CN 112212723B CN 202011136276 A CN202011136276 A CN 202011136276A CN 112212723 B CN112212723 B CN 112212723B
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- 238000004140 cleaning Methods 0.000 title claims abstract description 44
- 230000007246 mechanism Effects 0.000 claims abstract description 88
- 238000005192 partition Methods 0.000 claims abstract description 36
- 230000000903 blocking effect Effects 0.000 claims abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 47
- 239000007788 liquid Substances 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 11
- 238000005406 washing Methods 0.000 claims description 9
- 239000002351 wastewater Substances 0.000 claims description 6
- 239000010865 sewage Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000004888 barrier function Effects 0.000 description 5
- 238000000926 separation method Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
- F28D7/163—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation with conduit assemblies having a particular shape, e.g. square or annular; with assemblies of conduits having different geometrical features; with multiple groups of conduits connected in series or parallel and arranged inside common casing
- F28D7/1669—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation with conduit assemblies having a particular shape, e.g. square or annular; with assemblies of conduits having different geometrical features; with multiple groups of conduits connected in series or parallel and arranged inside common casing the conduit assemblies having an annular shape; the conduits being assembled around a central distribution tube
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/31—Self-supporting filtering elements
- B01D29/35—Self-supporting filtering elements arranged for outward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/52—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
- F28F19/01—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers by using means for separating solid materials from heat-exchange fluids, e.g. filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses an anti-blocking heat exchanger capable of automatically cleaning filter tubes without disassembly and assembly on line, which comprises a body, wherein filter tube mechanisms are arranged in the body, four filter tube mechanisms are arranged in an annular array, a cross-shaped partition plate is rotatably connected in the body, and filter tube mechanisms are respectively embedded in the partition plate and the cavity of the body; mounting plates are sleeved at two ends of the four filter tube mechanisms and are in sliding connection with the partition plates, and blocking plates are welded at two ends of each partition plate; the filter is characterized in that the device body is connected with a flashboard in a sliding and embedding manner, the flashboard comprises a baffle layer and a cavity layer, through holes which correspond to the filter tubes one to one are formed in the cavity layer, and a plurality of cleaning openings are formed in the top of the cavity layer. The filter tube is disassembled and assembled on line for replacement, and can be automatically cleaned, so that the production line cannot run, and the adaptability of the device is improved.
Description
Technical Field
The invention relates to the technical field of heat exchangers, in particular to an anti-blocking heat exchanger capable of automatically cleaning filter tubes without being disassembled and assembled on line.
Background
The heat exchanger is equipment for transferring partial heat of hot fluid to cold fluid, and is also called as a heat exchanger; the heat exchanger plays an important role in chemical industry, petroleum industry, power industry, food industry and other industrial production, can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical industry production, and is widely applied.
Most of the existing heat exchangers are of an integrated structure, so that when a filter tube in the heat exchanger is blocked for cleaning, the whole heat exchanger needs to be stopped, the production line cannot normally run, and the production efficiency is influenced; the filter tube is time-consuming and labor-consuming to disassemble and clean, residual liquid in the filter tube is easy to leak and pollute when the filter tube is disassembled and cleaned, and the workload of cleaning personnel is increased; therefore, it is necessary to design a heat exchanger capable of replacing and disassembling the filter tubes online.
Disclosure of Invention
The invention aims to provide an anti-blocking heat exchanger capable of automatically cleaning a filter tube without disassembly and assembly on line, and solves the problem that the integrated heat exchanger in the prior art cannot be maintained conveniently when a fault occurs.
In order to achieve the purpose, the invention adopts the following technical scheme:
an anti-blocking heat exchanger capable of cleaning filter tubes automatically without being disassembled and assembled on line comprises a body, wherein two ends of the body are fixedly connected with a water inlet and a water outlet respectively, two sides of the bottom end of the body are communicated with a condensate water inlet and a condensate water outlet respectively, filter tube mechanisms are arranged in the body, four filter tube mechanisms are arranged in an annular array mode, a plurality of filter tubes are arranged in each filter tube mechanism, cross-shaped partition plates are rotatably arranged in the body, the partition plates and the body form four cavities, and one filter tube mechanism is correspondingly embedded in each cavity; mounting plates are sleeved at two ends of the four filter tube mechanisms and are connected with the partition plates in a sliding mode, and blocking plates are welded at two ends of each partition plate; the two ends of the device body are provided with through grooves, the through grooves are connected with flashboards in a sliding embedding manner, and the device body is rotatably connected with a cover plate in an arc-shaped structure. The flashboard comprises a baffle layer and a cavity layer, through holes which correspond to the filter pipes one by one are formed in the cavity layer, a plurality of cleaning ports are formed in the top of the cavity layer, the cleaning ports on one side are connected with a washing tank through water pipes and high-pressure water pumps, and the cleaning ports on the other side are connected with a waste water tank through pipelines; the high-pressure water pump is characterized in that a positive electrode is embedded in a sealing block at the bottom of the flashboard, a negative electrode corresponding to the positive electrode is embedded in a partition board, the flashboard is connected with a main body of the electric gate valve, the high-pressure water pump, the positive electrode, the negative electrode and the electric gate valve are electrically connected with a controller, the controller starts the electric gate valve to drive the flashboard to move downwards until the positive electrode and the negative electrode are contacted and conducted, the baffle layer intercepts the filter tube mechanism, meanwhile, through holes in the cavity layer are respectively communicated with the corresponding filter tubes, the controller starts the high-pressure water pump to pump washing liquid to enter the cavity layer from the washing port, and the washing liquid enters the filter tubes from the through holes and washes the filter tubes.
Preferably, be the rectangular array setting between a plurality of chimney filters, it is same the welding has the right-angle board between two mounting panels of chimney filter mechanism, and the right-angle board cunning inlays on the division board.
Preferably, the partition plate is provided with a sliding groove, the right-angle plate is welded with a sliding block which is in a T-shaped structure and corresponds to the sliding groove, and the right-angle plate is fixedly connected with the partition plate through a third bolt.
Preferably, the top end of the cover plate is rotatably connected with the device body through a hinge, a connecting plate is welded at the bottom end of the cover plate, and the connecting plate is fixedly connected with the device body through a second bolt.
Preferably, the two gate plates are oppositely arranged, the gate plates are closed, the through holes in the two gate plates and the filter tube form a passage, and the two gate plates and the through groove are in sealing sliding connection through sealing rings.
Preferably, four negative electrodes are arranged and respectively penetrate through the end part of the separation plate close to the water inlet side.
Preferably, bolt fixedly connected with connecting cylinder on the delivery port, and the intercommunication has the outer takeover on the connecting cylinder, the terminal surface one side of connecting cylinder is provided with driving motor, and driving motor passes through fixed connection between strengthening rib and the connecting cylinder, driving motor's output runs through connecting cylinder and division board central point department of putting and welds, and rotates between driving motor output shaft and the connecting cylinder and be connected.
The invention has at least the following beneficial effects:
1. the flashboard slides downwards, and the baffle layer on the flashboard blocks the filter tube mechanism, so that the filter tube mechanism is cut off, external water flow cannot continuously circulate from the filter tube mechanism, and the part in the whole body is independently blocked, so that the production line cannot run, and the adaptability of the device is improved; after accomplishing the separation, open the cover plate, will block up the chimney filter mechanism and expose externally, take off the third bolt that is used for fixing on the right-angle plate to can pull down holistic chimney filter mechanism, the chimney filter mechanism after pulling down can change, operation such as repair, reseal the cover plate, the flashboard is removed to initial position department, the inside chimney filter mechanism of driving motor linkage rotates, thereby guarantee and the heat transfer effect between the comdenstion water, guarantee the stable performance of device.
2. The filter tube mechanism can be automatically cleaned without disassembly and assembly by arranging the devices such as the cavity layer, the through hole, the cleaning port, the positive electrode, the negative electrode and the like on the flashboard; the controller starts the electric gate valve to drive the flashboard to move downwards until the positive electrode is contacted with the negative electrode and is conducted with the negative electrode, at the moment, the flashboard is contacted with the separation plate and the separation plate, so that plugging and closure of a single filter pipe mechanism are completed, the through holes in the cavity layer are respectively communicated with the corresponding filter pipes while the filter pipe mechanism is blocked by the baffle layer, the controller starts the high-pressure water pump to pump cleaning solution into the cavity layer from the cleaning port, the cleaning solution enters the filter pipes from the through holes and washes the filter pipes, and the cleaned sewage flows out from the through holes and the cavity layer on the flashboard on the other side after being cleaned and enters the wastewater tank through the pipeline. The device can replace manual work to carry out self-cleaning to the chimney filter mechanism, need not demolish again, install chimney filter mechanism, and residual liquid causes the problem of revealing, polluting in the chimney filter mechanism of avoiding demolising, and easy operation reduces artifical intensity of labour.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 illustrates a left-right isometric view provided in accordance with an embodiment of the present invention;
FIG. 2 illustrates an upper and lower isometric view provided in accordance with an embodiment of the present invention;
FIG. 3 illustrates a left, right, isometric view of a back provided according to an embodiment of the present invention;
FIG. 4 illustrates a partial cross-sectional view provided in accordance with an embodiment of the present invention;
FIG. 5 is a side view block diagram of a filter tube mechanism provided in accordance with an embodiment of the present invention;
FIG. 6 illustrates a front view of a shutter and through-hole provided in accordance with an embodiment of the present invention;
FIG. 7 illustrates a left side cross-sectional view of a shutter provided in accordance with an embodiment of the present invention;
fig. 8 shows a cross-sectional view of a separator and a negative electrode provided according to an embodiment of the present invention.
In the figure: 1. a body; 101. a through groove; 2. a water inlet; 3. a condensed water inlet; 301. a condensed water outlet; 4. a water outlet; 5. a drive motor; 6. a cover plate; 7. a shutter plate; 8. a baffle layer; 9. a cavity layer; 10. a through hole; 11. a connecting plate; 12. a second bolt; 13. a hinge; 14. a connecting cylinder; 15. a partition plate; 16. mounting a plate; 17. a barrier plate; 18. a filter tube; 19. an external connection pipe; 20. reinforcing ribs; 21. a right-angle plate; 22. a slider; 23. a chute; 24. third bolt, 25, cleaning opening, 26, sealing block, 27, positive electrode, 28, negative electrode.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
Referring to fig. 1-8, an anti-clogging heat exchanger capable of cleaning filter tubes automatically without being disassembled and assembled on line comprises a body 1, wherein a water inlet 2 and a water outlet 4 are fixedly connected to two ends of the body 1 respectively, a certain gap is formed between the water inlet 2 and the water outlet 4 and a baffle plate 17 for collecting water flow in the filter tubes 18, two sides of the bottom end of the body 1 are communicated with a condensate water inlet 3 and a condensate water outlet 301 respectively, filter tube mechanisms are arranged inside the body 1, four filter tube mechanisms are arranged in an annular array mode, a plurality of filter tubes 18 are arranged in each filter tube mechanism, a cross-shaped partition plate 15 is rotatably arranged inside the body 1, the partition plate 15 is not attached to the body 1, the four cavities are communicated with each other, the partition plate 15 and the body 1 form four cavities, one filter tube mechanism is correspondingly embedded in each cavity for plugging one of the filter tube mechanisms, and normal operation of the other three filter tube mechanisms is not affected.
Mounting plates 16 are sleeved at two ends of the four filter tube mechanisms, the mounting plates 16 are attached to the inner wall of the device body 1 and kept sealed, the mounting plates 16 are connected with the partition plates 15 in a sliding mode, the mounting plates 16 are kept sealed with the partition plates 15, the two ends of the partition plates 15 are welded with the barrier plates 17, the barrier plates 17 are sealed with the inner wall of the device body 1, and the mounting plates 16, the barrier plates 17 and the device body 1 slide relative to each other; through grooves 101 are formed in two ends of the device body 1, the gate plates 7 are connected in the through grooves 101 in a sliding embedded mode, the gate plates 7 are vertically arranged and located at the top quarter position of the device body 1, and the device body 1 is rotatably connected with a cover plate 6 in an arc-shaped structure.
The gate plate 7 comprises a baffle plate layer 8 and a cavity layer 9, and the baffle plate layer 8 is used for separating the water inlet 2, the water outlet 4 and one of the filter tube mechanisms; the cavity layer 9 is used for communicating the cleaning device with the filter tubes 18, through holes 10 which are in one-to-one correspondence with the filter tubes 18 are arranged on the cavity layer 9, and when the flashboard 7 moves to the lowest part, each through hole 10 is communicated with the corresponding filter tube 18;
the top of the cavity layer 9 is provided with a plurality of cleaning ports 25, and the cleaning ports 25 are communicated with the through holes 10 through the cavity in the cavity layer 9; the cleaning port 25 at one side is connected with the washing tank through a water pipe and a high-pressure water pump, and the cleaning port 25 at the other side is connected with the waste water tank through a pipeline;
the sealing block 26 at the bottom of the flashboard 7 is embedded with a positive electrode 27, the partition board 15 is embedded with a negative electrode 28 corresponding to the positive electrode 27, when the flashboard 7 moves to the lowest position, the positive electrode 27 is contacted and conducted with the negative electrode 28, and further an electric signal is transmitted into the controller, at the moment, the flashboard 7 finishes intercepting the filter tube mechanism, and the through hole 10 is communicated with the filter tube 18 to prepare for cleaning the filter tube 18.
Specifically, as shown in fig. 1-5, be provided with a plurality of chimney filters 18 in the chimney filter mechanism, and be the rectangle array setting between a plurality of chimney filters 18, set up the rectangular channel that corresponds the setting with the chimney filter mechanism on the flashboard 7, the welding has right-angle plate 21 between two mounting panels 16 of same chimney filter mechanism, and right-angle plate 21 slides and inlays on division board 15, spout 23 has been seted up on division board 15, the welding has the slider 22 that is the T shape structure with spout 23 correspondence setting on the right-angle plate 21, and right-angle plate 21 passes through fixed connection between third bolt 24 and the division board 15, mutually support through between third bolt 24 and the right-angle plate 21, carry out fixed mounting to the chimney filter mechanism, be convenient for simultaneously change single chimney filter mechanism in production, do not influence the normal work of other chimney filters mechanisms.
Specifically, as shown in fig. 1-3, the top end of the cover plate 6 is rotatably connected with the device body 1 through a hinge 13, a connecting plate 11 is welded at the bottom end of the cover plate 6, the connecting plate 11 is fixedly connected with the device body 1 through a second bolt 12, and the edge position of the cover plate 6 is sealed with the device body 1 through a rubber ring, so that maintenance and replacement of a single filter tube mechanism are facilitated.
Specifically, as shown in fig. 1 to 7, the two shutters 7 are arranged in opposite directions, the baffle layer 8 of the shutter 7 on one side intercepts the water inlet 2 side of the filter tube mechanism, and the baffle layer 8 of the shutter 7 on the other side intercepts the water outlet 4 side of the filter tube mechanism, so that the normal operation of the other three filter tube mechanisms is not affected when one filter tube mechanism is cleaned and maintained. The shutters 7 are closed, the through holes 10 on the two shutters 7 form a passage with the filter pipe 18, and the washing liquid enters the filter pipe 18 from the through hole 10 on one shutter 7 to be washed and flows out from the through hole 10 on the other shutter 7. Two flashboards 7 are in sealing sliding connection with the through groove 101 through sealing rings, and liquid leakage is effectively prevented in a sealing mode.
Specifically, as shown in fig. 8, four negative electrodes 28 are provided and respectively penetrate through the end of the partition plate 15 near the water inlet 2, so that when each filter tube mechanism is cleaned, the positive electrodes 27 at the bottom of the gate plate 7 can smoothly contact and conduct with the negative electrodes 28 along with the forward rotation or reverse rotation of the driving motor 5, and provide the cut-off signals of the gate plate 7 to the filter tube mechanism for the controller.
Specifically, as shown in fig. 1-3, a connecting cylinder 14 is fixedly connected to the water outlet 4 through a bolt, an external connecting pipe 19 is communicated with the connecting cylinder 14, a driving motor 5 is arranged on one side of the end face of the connecting cylinder 14, and the driving motor 5 is fixedly connected with the connecting cylinder 14 through a reinforcing rib 20; the end of the driving motor 5 is provided with a cross-shaped marking line corresponding to the cross-shaped partition plate 15, and the position of the filter tube mechanism can be determined through the cross-shaped marking line, so that the filter tube mechanism can be stopped under the flashboard 7 through the driving motor 5 when the filter tube mechanism is cleaned or replaced. The output end of the driving motor 5 penetrates through the connecting cylinder 14 and is welded with the center of the partition plate 15, the output shaft of the driving motor 5 is rotatably connected with the connecting cylinder 14, the output shaft of the driving motor 5 and the connecting cylinder 14 are kept relatively sealed, and the stability of the device is guaranteed.
When one of the filter tube mechanisms in the heat exchanger is blocked or the filter tube 18 is damaged and leaks liquid, and the filter tube mechanism needs to be replaced, the driving motor 5 is started to rotate, the output shaft of the driving motor 5 is in transmission connection with the filter tube mechanism in the heat exchanger to rotate, the blocked filter tube mechanism is transmitted to the position below the position of the flashboard 7, the controller starts the electric gate valve to drive the flashboard 7 to move downwards until the positive electrode 27 and the negative electrode 28 are contacted and conducted, at the moment, the flashboard 7 is in contact with the barrier plate 17 and the partition plate 15 to block the corresponding filter tube mechanism, so that the single filter tube mechanism is blocked and blocked, and other filter tube mechanisms can normally operate, so that the production line cannot be stopped to influence the production; after plugging and closure are completed, the second bolt 12 is screwed off, so that the cover plate 6 can rotate around the hinge 13, the plugged or damaged filter tube mechanism is exposed outside, the third bolt 24 for fixing on the right-angle plate 21 is taken down, the right-angle plate 21 can move along the sliding groove 23 through the sliding block 22, the plugged or damaged filter tube mechanism is taken down, and the taken-down filter tube mechanism can be subjected to dredging, repairing and other operations; with cover plate 6 reclosure, flashboard 7 removes to initial position department, and the inside chimney filter mechanism of driving motor 5 linkage rotates to guarantee and the comdenstion water between the heat transfer effect, guarantee the stable performance of device.
Example 2
In the process of implementing the scheme, the applicant finds that when the scheme only cleans a single filter pipe mechanism through plugging and intercepting, the process of disassembling and installing the filter pipe mechanism is troublesome, and residual liquid in the disassembled filter pipe mechanism is easy to leak and pollute and inconvenient to operate, so that the shutter plate 7 is further improved, and the filter pipe mechanism is automatically cleaned under the condition that the filter pipe mechanism is not disassembled when being plugged. When the filter tube mechanisms need to be cleaned, the driving motor 5 is started to rotate, an output shaft of the driving motor 5 is in transmission connection with the inner filter tube mechanisms to rotate, one of the filter tube mechanisms is driven to be below the position of the flashboard 7, the controller starts the electric gate valve to drive the flashboard 7 to move downwards until the positive electrode 27 and the negative electrode 28 are contacted and conducted, at the moment, the flashboard 7 is in contact with the partition plate 17 and the partition plate 15 to plug and intercept the corresponding filter tube mechanism, so that the plugging and the interception of the single filter tube mechanism are completed, the same flashboard 7 plugs and intercepts the filter tube mechanisms at the baffle layer 8, meanwhile, through holes 10 in the cavity layer 9 are respectively communicated with the corresponding filter tubes 18, the controller starts a high-pressure water pump to pump cleaning solution to enter the cavity layer 9 from the cleaning port 25, the cleaning solution enters the filter tubes 18 from the through holes 10 and washes the filter tubes 18, and the cleaned sewage flows out from the through holes 10 and the cavity layer 9 on the flashboard 7 on the other side and the cleaned sewage 25 and enters the wastewater tank through a pipeline. Above-mentioned improvement can replace the manual work to carry out self-cleaning to the chimney filter mechanism, need not demolish again, install chimney filter mechanism, avoids the chimney filter mechanism that demolishs in the residual liquid reveal easily, the problem of pollution, easy operation reduces artifical intensity of labour.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. An anti-blocking heat exchanger capable of cleaning filter tubes automatically without being disassembled and assembled on line comprises a body, wherein two ends of the body are fixedly connected with a water inlet and a water outlet respectively, and two sides of the bottom end of the body are communicated with a condensate water inlet and a condensate water outlet respectively;
mounting plates are sleeved at two ends of the four filter tube mechanisms and are connected with the partition plates in a sliding mode, and blocking plates are welded at two ends of each partition plate;
through grooves are formed in two ends of the device body, flashboards are connected to the through grooves in a sliding and embedded mode, and a cover plate in an arc-shaped structure is connected to the device body in a rotating mode;
the flashboard comprises a baffle layer and a cavity layer, through holes which are in one-to-one correspondence with the filter tubes are arranged on the cavity layer, and when the flashboard moves to the lowest part, each through hole is communicated with the corresponding filter tube;
the two flashboards are oppositely arranged, the baffle layer of the flashboard at one side intercepts the water inlet side of the filter tube mechanism, and the baffle layer of the flashboard at the other side intercepts the water outlet side of the filter tube mechanism, so that the normal work of other three filter tube mechanisms is not influenced when one filter tube mechanism is cleaned and maintained; the flashboards are closed, the through holes on the two flashboards and the filter pipe form a passage, and washing liquid enters the filter pipe from the through hole on the flashboard on one side for washing and flows out from the through hole on the flashboard on the other side;
the top of the cavity layer is provided with a plurality of cleaning ports, the cleaning port on one side is connected with the washing tank through a water pipe and a high-pressure water pump, and the cleaning port on the other side is connected with a waste water tank through a pipeline;
a positive electrode is embedded in the sealing block at the bottom of the flashboard, a negative electrode corresponding to the positive electrode is embedded in the partition board, the flashboard is connected with the main body of the electric gate valve, and the high-pressure water pump, the positive electrode, the negative electrode and the electric gate valve are all electrically connected with a controller;
the controller starts an electric gate valve to drive the flashboard to move downwards until the positive electrode is contacted with the negative electrode and is conducted, the baffle layer intercepts the filter tube mechanism, simultaneously, through holes on the cavity layer are respectively communicated with the corresponding filter tubes, the controller starts a high-pressure water pump to pump cleaning solution into the cavity layer from the cleaning port, and the cleaning solution enters the filter tubes from the through holes and washes the filter tubes;
the gate plate is vertically arranged and is positioned at one fourth of the top end of the device body;
the water outlet is fixedly connected with a connecting cylinder through a bolt, the connecting cylinder is communicated with an external connecting pipe, one side of the end surface of the connecting cylinder is provided with a driving motor, the driving motor is fixedly connected with the connecting cylinder through a reinforcing rib, the output end of the driving motor penetrates through the connecting cylinder and is welded with the central position of the partition plate, and the output shaft of the driving motor is rotatably connected with the connecting cylinder;
when the filter tube mechanisms need to be cleaned, a driving motor is started to rotate, an output shaft of the driving motor is in transmission connection with the inner filter tube mechanisms to rotate, one of the filter tube mechanisms is driven to be below the position of the flashboard, a controller starts an electric gate valve to drive the flashboard to move downwards until a positive electrode and a negative electrode are contacted and conducted, the flashboard is in contact with a partition plate and a partition plate at the moment to plug and intercept the corresponding filter tube mechanisms, so that the single filter tube mechanism is plugged and intercepted, the same flashboard intercepts the filter tube mechanisms on the partition plate layer, through holes in the cavity layer are respectively communicated with the corresponding filter tubes, the controller starts a high-pressure water pump to pump cleaning liquid to enter the cavity layer from a cleaning port, the cleaning liquid enters the filter tubes from the through holes and washes the filter tubes, and the cleaned sewage flows out from the through holes and the cavity layer on the other side after being cleaned and enters a waste water tank through a pipeline.
2. The anti-clogging heat exchanger capable of automatically cleaning the filter pipes without disassembly and assembly on line according to claim 1, wherein a plurality of the filter pipes are arranged in a rectangular array, a right-angle plate is welded between two mounting plates of the same filter pipe mechanism, and the right-angle plate is slidably embedded on the partition plate.
3. The anti-blocking heat exchanger capable of automatically cleaning the filter tubes without being disassembled and assembled on line according to claim 2, wherein a chute is formed in the partition plate, a sliding block which is in a T-shaped structure and corresponds to the chute is welded to the right-angle plate, and the right-angle plate is fixedly connected with the partition plate through a third bolt.
4. The anti-clogging heat exchanger capable of cleaning the filter tube automatically without being disassembled and assembled online as claimed in claim 1, wherein the top end of the cover plate is rotatably connected with the body through a hinge, the bottom end of the cover plate is welded with a connecting plate, and the connecting plate is fixedly connected with the body through a second bolt.
5. The anti-clogging heat exchanger capable of automatically cleaning the filter tube without being disassembled and assembled on line as claimed in claim 1, wherein two said gate plates are oppositely arranged, said gate plates are closed, the through holes on the two said gate plates form a passage with the filter tube, and the two said gate plates are connected with the through groove in a sealing and sliding manner through the sealing ring.
6. The anti-clogging heat exchanger capable of automatically cleaning the filter tubes without disassembling and assembling on line according to claim 1, wherein the negative electrodes are provided with four negative electrodes which respectively penetrate through the end parts of the partition plates close to the water inlet side.
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| CN113384953B (en) * | 2021-07-08 | 2022-11-04 | 安徽国能亿盛环保科技有限公司 | Scale removing mechanism of wastewater filtering device and implementation method thereof |
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Effective date of registration: 20221207 Address after: No. 81, Shidai Avenue, Liuhe Economic Development Zone, Nanjing, Jiangsu 210000 Applicant after: Jiangsu Jianghang Petrochemical Engineering Co.,Ltd. Address before: No.56, West Street, Guancheng Hui District, Zhengzhou City, Henan Province, 450000 Applicant before: Zhang Caili |
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