CN113833663B - Anti-blocking centrifugal pump - Google Patents
Anti-blocking centrifugal pump Download PDFInfo
- Publication number
- CN113833663B CN113833663B CN202111004265.5A CN202111004265A CN113833663B CN 113833663 B CN113833663 B CN 113833663B CN 202111004265 A CN202111004265 A CN 202111004265A CN 113833663 B CN113833663 B CN 113833663B
- Authority
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- Prior art keywords
- shaft
- water inlet
- lifting screw
- filter cartridge
- collecting cover
- Prior art date
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 46
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims description 26
- 238000013016 damping Methods 0.000 claims description 19
- 230000001360 synchronised effect Effects 0.000 claims description 10
- 238000009423 ventilation Methods 0.000 claims description 7
- 239000000428 dust Substances 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims 3
- 239000004576 sand Substances 0.000 abstract description 13
- 239000010865 sewage Substances 0.000 abstract description 5
- 238000004140 cleaning Methods 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 abstract description 2
- 238000005192 partition Methods 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
-
- 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
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6469—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
- B01D29/6476—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers with a rotary movement with respect to the filtering element
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
- F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
An anti-blocking centrifugal pump comprising: the device comprises a base, a pump body, a motor and a transmission case; sewage enters into the filter cartridge from the water inlet guide pipe, enters into the water inlet after being filtered by the arc filter screen in the filter cartridge, enters into the pump body from the water inlet, and when the motor drives the impeller shaft in the pump body to rotate, the impeller shaft drives the intermediate shaft to rotate through gear connection, the intermediate shaft drives the lifting screw to rotate through the bottom shaft, the arc filter screen is scraped when the lifting screw rotates, sundries and sand are effectively prevented from blocking the arc filter screen, sundries and sand stored in the filter cartridge are pushed upwards to the collecting cover due to the pushing of the lifting screw, and when sundries and sand are required to be cleaned, the collecting cover is only required to be opened, so that the operation flow is simplified, pipelines at the water inlet are not required to be detached, and the cleaning efficiency is greatly improved.
Description
Technical Field
The invention relates to the technical field of centrifugal pumps, in particular to an anti-blocking centrifugal pump.
Background
Centrifugal pumps operate by using rotation of an impeller to cause centrifugal movement of water. Before the water pump is started, the pump shell and the water suction pipe are filled with water, then the motor is started, the pump shaft drives the impeller and the water to do high-speed rotation movement, the water is centrifugally moved and thrown to the outer edge of the impeller, and the water flows into the water pressing pipeline of the water pump through the runner of the volute pump shell.
When the centrifugal pump is used for conveying sewage containing impurities, in order to avoid that larger impurities and sand in the sewage enter the pump body, a filter screen is required to be arranged at the water inlet of the centrifugal pump body, however, when the service time of the centrifugal pump is long, the filter screen is blocked by the sand and the impurities, so that the centrifugal pump idles, mechanical sealing of the centrifugal pump is damaged, and the service life of the centrifugal pump is influenced. In the prior art, when a filter screen at the water inlet of the centrifugal pump is blocked, the filter screen needs to be cleaned manually, and a pipeline connected with the water inlet of the centrifugal pump needs to be detached, so that the operation is complex.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, when a filter screen at a water inlet of a centrifugal pump is blocked, the filter screen needs to be cleaned manually, and a pipeline connected with the water inlet of the centrifugal pump needs to be disassembled, so that the operation is complex.
The technical problems to be solved by the invention are realized by adopting the following technical scheme:
an anti-blocking centrifugal pump comprising:
the device comprises a base, a pump body, a motor and a transmission case;
the pump body, the motor and the transmission case are all arranged on the base, an impeller shaft is arranged on the pump body, one end of the impeller shaft is provided with an impeller, the other end of the impeller shaft penetrates through the transmission case to be connected with an output shaft of the motor, an intermediate shaft is arranged in the transmission case, the impeller shaft is connected with the intermediate shaft through a gear, the lower end of the intermediate shaft penetrates out of the transmission case, a bottom shaft is arranged on the base, and the bottom shaft is connected with the intermediate shaft through a gear;
be equipped with water inlet and delivery port on the pump body, the cartridge filter is installed to water inlet department, cartridge filter internally mounted has the arc filter screen, form a cylindrical cavity structure between arc filter screen and the cartridge filter inside wall, the lateral part of cylindrical cavity structure is connected with the pipe that intakes, the pipe connection that intakes is on the cartridge filter lateral wall, cartridge filter upper end is fixed with the collection cover, cylindrical cavity structure internally mounted has the promotion screw rod, the promotion screw rod lower extreme is worn out to strain the cartridge, the promotion screw rod lower extreme passes through the gear connection dead axle.
Further, the water inlet and the water inlet guide pipe are respectively positioned at two sides of the arc-shaped filter screen.
Further, cartridge filter lower extreme and collection cover upper portion are fixed with the mount pad respectively, and every mount pad is inside to be slidable mounting respectively, the promotion screw rod rotates to be installed on the mount pad, promotion screw rod upper portion is equipped with two chucks, is equipped with the synchronizing plate between two chucks, the synchronizing plate rotates to be installed on the promotion screw rod, be fixed with the lifter on the synchronizing plate, the cover is collected in the wearing out of lifter upper end, the lifter upper end is fixed with the spacing stopper, be equipped with extrusion spring between spacing stopper and the cover is collected.
Further, be equipped with the division board between arc filter screen upper end and the cartridge filter branch, the division board is located water inlet upper portion, be equipped with the buffering entry on the division board, the lifter lower extreme passes the buffering entry, the lifter lower extreme is fixed with the sealing plug.
Further, the collecting cover upper portion is equipped with the damping section of thick bamboo, the stopper slides and is located inside the damping section of thick bamboo, damping section of thick bamboo upper end is fixed with the end cap of taking a breath, the end cap lateral part of taking a breath is equipped with the gas port, the dust screen is installed to gas port department, the locating shaft is installed in gas port upper portion rotation, the last shrouding that rotates of locating shaft is installed, be equipped with the damping hole on the shrouding, the shrouding is located the end cap of taking a breath inside.
Further, the collecting cover is fixedly provided with an electric push rod, the output end of the electric push rod is fixedly provided with a sealing plate, the sealing plate is positioned on the upper portion of the filter cartridge, the lifting screw rod slides through the sealing plate, and the side portion of the collecting cover and the lower portion of the filter cartridge are both provided with a pollution discharge bin gate.
Further, the inside wall of the mounting cylinder is provided with a guide groove along the axial direction, the supporting seat is provided with an outer convex block, and the outer convex block is slidably positioned in the guide groove.
The beneficial effects of the invention are as follows:
the invention has simple structure, sewage enters the filter cartridge from the water inlet guide pipe, enters the water inlet after being filtered by the arc filter screen in the filter cartridge, enters the pump body from the water inlet, and when the motor drives the impeller shaft in the pump body to rotate, the impeller shaft drives the intermediate shaft to rotate through the gear connection, the intermediate shaft drives the lifting screw to rotate through the bottom shaft, the arc filter screen is scraped when the lifting screw rotates, the arc filter screen is effectively prevented from being blocked by sundries and sand, and the sundries and sand stored in the filter cartridge are pushed upwards to the collecting cover due to the pushing of the lifting screw.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a block diagram of a filter cartridge of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2 in accordance with the present invention;
FIG. 4 is a block diagram of a mounting cylinder of the present invention;
FIG. 5 is a cross-sectional view of a filter cartridge of the present invention;
in the figure: 1. a base; 2. a pump body; 3. a motor; 4. a transmission case; 12. an impeller shaft; 13. an impeller; 14. an intermediate shaft; 15. a bottom shaft; 21. a water inlet; 22. a water outlet; 23. a filter cartridge; 24. arc filter screen; 25. a water inlet conduit; 26. a collection cover; 27. lifting the screw; 31. a mounting cylinder; 32. a support base; 33. a chuck; 34. a synchronizing plate; 35. a lifting rod; 36. a limit plug; 37. extruding a spring; 38. a guide groove; 39. an outer bump; 41. a partition plate; 42. a buffer inlet; 43. a sealing plug; 51. a damping cylinder; 52. a ventilation end cap; 53. an air port; 54. a dust screen; 55. positioning a shaft; 56. a sealing plate; 57. a damping hole; 61. an electric push rod; 62. a closing plate; 63. a pollution discharge bin gate; 301. a buffer tank; 302. a driven bevel gear; 303. a driving bevel gear; 304. and a buffer spring.
Detailed Description
The invention is further described with reference to the following detailed drawings in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the implementation of the invention easy to understand.
Example 1
As shown in fig. 1, an anti-blocking centrifugal pump includes:
the device comprises a base 1, a pump body 2, a motor 3 and a transmission case 4;
the pump body 2, the motor 3 and the transmission case 4 are all arranged on the base 1, an impeller shaft 12 is arranged on the pump body 2, one end of the impeller shaft 12 is provided with an impeller 13, the other end of the impeller shaft passes through the transmission case 4 to be connected with an output shaft of the motor 3, an intermediate shaft 14 is arranged in the transmission case 4, the impeller shaft 12 is connected with the intermediate shaft 14 through a gear, the lower end of the intermediate shaft 14 passes through the transmission case 4, a bottom shaft 15 is arranged on the base 1, and the bottom shaft 15 is connected with the intermediate shaft 14 through a gear;
be equipped with water inlet 21 and delivery port 22 on the pump body 2, water inlet 21 department installs cartridge filter 23, cartridge filter 23 internally mounted has arc filter screen 24, form a cylindrical cavity structure between arc filter screen 24 and the cartridge filter 23 inside wall, cylindrical cavity structure's lateral part is connected with intake conduit 25, intake conduit 25 connects on cartridge filter 23 lateral wall, cartridge filter 23 upper end is fixed with and collects cover 26, cylindrical cavity structure internally mounted has lifting screw 27, lifting screw 27 lower extreme passes cartridge filter 23, lifting screw 27 lower extreme passes through gear connection lower shaft 15.
The water inlet 21 and the water inlet conduit 25 are respectively positioned at two sides of the arc-shaped filter screen 24.
Sewage enters the filter cylinder 23 from the water inlet guide pipe 25, enters the water inlet 21 after being filtered by the arc-shaped filter screen 24 in the filter cylinder 23, enters the pump body 2 from the water inlet 21, and when the motor 3 drives the impeller shaft 12 in the pump body 2 to rotate, the impeller shaft 12 drives the intermediate shaft 14 to rotate through gear connection, the intermediate shaft 14 drives the lifting screw rod 27 to rotate through the bottom shaft 15, the arc-shaped filter screen 24 is scraped when the lifting screw rod 27 rotates, sundries and sand are effectively prevented from blocking the arc-shaped filter screen 24, and sundries and sand stored in the filter cylinder 23 are pushed upwards into the collecting cover 26 due to the pushing of the lifting screw rod 27, and when sundries and sand are required to be cleaned, the collecting cover 26 is only required to be opened, so that the operation flow is simplified, pipelines at the water inlet 21 are not required to be disassembled, and the cleaning efficiency is greatly improved.
Example 2
On the basis of embodiment 1, as shown in fig. 1, 2, 4 and 5, when the motor 3 drives the impeller shaft 12 to rotate, the intermediate shaft 14 and the bottom shaft 15 drive the lifting screw 27 to rotate, during this process, the centrifugal pump always rotates when working, when the arc filter screen 24 is not blocked, the lifting screw 27 rotates to increase the load of the motor 3, which causes energy waste, therefore, through fixing the mounting cylinders 31 on the lower end of the filter cylinder 23 and the collecting cover 26 respectively, the supporting seat 32 is slidably mounted in each mounting cylinder 31 respectively, the lifting screw 27 is rotatably mounted on the supporting seat 32, two chucks 33 are arranged on the upper part of the lifting screw 27, a synchronous plate 34 is arranged between the two chucks 33, the synchronous plate 34 is rotatably mounted on the lifting screw 27, a lifting rod 35 is fixed on the synchronous plate 34, the upper end of the lifting rod 35 penetrates out of the collecting cover 26, a limit plug 36 is fixed on the upper end of the lifting rod 35, and a compression spring 37 is arranged between the limit plug 36 and the collecting cover 26.
The inner side wall of the mounting cylinder 31 is provided with a guide groove 38 along the axial direction, the supporting seat 32 is provided with an outer protruding block 39, and the outer protruding block 39 is slidably arranged in the guide groove 38.
The lower extreme of lifting screw 27 is equipped with buffer tank 301 along the axis direction, and the sliding mounting is followed movable bevel gear 302 on the buffer tank 301, and driven bevel gear 302 ring cover is on lifting screw 27, installs initiative bevel gear 303 on the lower shaft 15, can mesh initiative bevel gear 303 when following movable bevel gear 302 and move down, is equipped with buffer spring 304 between driven bevel gear 302 and the supporting seat 32.
When the arc filter screen 24 is blocked, the lifting rod 35 is pressed to drive the synchronous plate 34 to move downwards together, and the synchronous plate 34 is limited by the clamping plate 33 on the lifting screw 27, so that the synchronous plate 34 moves downwards together with the lifting screw 27, when the lifting screw 27 moves downwards, the driven bevel gear 302 at the lower end of the synchronous plate is in contact with the driving bevel gear 303 on the bottom shaft 15, the buffer spring 304 is arranged to buffer the meshing of the driven bevel gear 302 and the driving bevel gear 303, the driven bevel gear 302 and the driving bevel gear 303 are guaranteed not to be quickly separated after being meshed, the bottom shaft 15 drives the lifting screw 27 to rotate, and when the arc filter screen 24 is not blocked, the limiting plug 36 moves upwards together with the lifting rod 35 under the action of the extrusion spring 37, and drives the synchronous plate and the lifting screw 27 to move upwards together, so that the gear at the lower end of the lifting screw 27 is separated from the gear on the bottom shaft 15, and the lifting screw 27 is not rotated, and the load of the motor 3 is reduced.
Example 3
On the basis of embodiment 2, as shown in fig. 1, 2, 4 and 5, a partition plate 41 is arranged between the upper end of the arc-shaped filter screen 24 and the branch of the filter cartridge 23, the partition plate 41 is positioned at the upper part of the water inlet 21, a buffer inlet 42 is arranged on the partition plate 41, the lower end of the lifting rod 35 passes through the buffer inlet 42, and a sealing plug 43 is fixed at the lower end of the lifting rod 35.
When the arc filter screen 24 is blocked, the impeller inside the pump body 2 rotates to generate suction pressure, and the arc filter screen 24 is not communicated to cause the suction pressure inside the pump body 2 to be increased, so that the sealing plug 43 moves downwards to be separated from the buffer inlet 42, the sealing plug 43 drives the lifting rod 35 to move downwards together, and then the lifting screw 27 is driven to descend, so that the gear at the lower end of the lifting screw 27 contacts with the gear on the bottom shaft 15, and the operation of manually pressing the lifting rod 35 is avoided.
Example 4
On the basis of embodiment 2, as shown in fig. 1-5, after the lifting rod 35 moves downwards, if the lifting rod 35 stops exerting external force on the lifting rod 35, the lifting rod 35 can be quickly reset under the action of the extrusion spring 37, so that the time for scraping the arc-shaped filter screen 24 by the lifting screw 27 is shorter, cleaning effect is affected, through arranging the damping cylinder 51 on the upper part of the collecting cover 26, the limiting plug 36 is slidably arranged inside the damping cylinder 51, the upper end of the damping cylinder 51 is fixedly provided with the ventilation end cap 52, the side part of the ventilation end cap 52 is provided with the air port 53, the air port 53 is provided with the dust screen 54, the upper part of the air port 53 is rotatably provided with the positioning shaft 55, the positioning shaft 55 is rotatably provided with the sealing plate 56, the sealing plate 56 is provided with the damping hole 57, and the sealing plate 56 is arranged inside the ventilation end cap 52.
When the lifting rod 35 moves downwards, the limiting plug 36 is driven to move downwards in the damping cylinder 51, when the limiting plug 36 moves downwards, the air pressure in the damping cylinder 51 at the upper part of the limiting plug 36 is reduced, at the moment, in order to ensure the air pressure balance, the external air pressure can push the sealing plate 56 to deflect, at the moment, the external air can quickly enter the damping cylinder 51 so as to enable the lifting rod 35 to quickly descend, when the lifting rod 35 ascends, the limiting plug 36 moves upwards in the damping cylinder 51 so as to compress the air at the upper part of the limiting plug 36, the pressure at the upper part of the limiting plug 36 is increased, the sealing plate 56 is closed at the air port 53 under the action of the air pressure, the high-pressure air at the upper part of the limiting plug 36 is required to be slowly discharged from the damping hole 57, and the ascending of the limiting plug 36 is further slowed down, so that the lifting rod 35 slowly ascends, and long meshing time can be provided for a gear at the lower end of the lifting screw 27 and a gear on the bottom shaft 15 due to the slow ascending of the lifting rod 35, and the lifting screw 27 is ensured to have a rotation period.
Example 5
On the basis of the embodiment 2, as shown in fig. 2, an electric push rod 61 is fixed on the collecting cover 26, a sealing plate 62 is fixed at the output end of the electric push rod 61, the sealing plate 62 is positioned at the upper part of the filter cartridge 23, the lifting screw 27 slides through the sealing plate 62, and a pollution discharge bin door 63 is arranged at the side part of the collecting cover 26 and the lower part of the filter cartridge 23.
When the sundries and sand and stones in the collecting cover 26 need to be cleaned, the electric push rod 61 stretches out to push the sealing plate 62 to be covered and buckled at the upper end of the filter cylinder 23, so that the upper end of the filter cylinder 23 is sealed, at the moment, the pollution discharge bin gate 63 at the side part of the collecting cover 26 is opened, the sundries and the sand and stones stored in the collecting cover 26 can be discharged, external air pressure can be prevented from entering the filter cylinder 23, when the sundries and the stones in the filter cylinder 23 are accumulated more, the motor 3 is closed, the pollution discharge bin gate 63 at the lower part of the filter cylinder 23 is opened, and the sand and stones in the filter cylinder 23 are discharged by pushing the lifting screw 27 through manual reverse rotation of the lifting screw 27.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. An anti-blocking centrifugal pump, comprising:
the device comprises a base, a pump body, a motor and a transmission case;
the pump body, the motor and the transmission case are all arranged on the base, an impeller shaft is arranged on the pump body, one end of the impeller shaft is provided with an impeller, the other end of the impeller shaft penetrates through the transmission case to be connected with an output shaft of the motor, an intermediate shaft is arranged in the transmission case, the impeller shaft is connected with the intermediate shaft through a gear, the lower end of the intermediate shaft penetrates out of the transmission case, a bottom shaft is arranged on the base, and the bottom shaft is connected with the intermediate shaft through a gear;
the pump body is provided with a water inlet and a water outlet, a filter cartridge is arranged at the water inlet, an arc filter screen is arranged in the filter cartridge, a cylindrical cavity structure is formed between the arc filter screen and the inner side wall of the filter cartridge, the side part of the cylindrical cavity structure is connected with a water inlet pipe, the water inlet pipe is connected to the side wall of the filter cartridge, the upper end of the filter cartridge is fixedly provided with a collecting cover, a lifting screw is arranged in the cylindrical cavity structure, the lower end of the lifting screw penetrates through the filter cartridge, and the lower end of the lifting screw can be connected with a bottom shaft through a gear;
the lower end of the filter cylinder and the upper part of the collecting cover are respectively fixed with a mounting cylinder, a supporting seat is respectively and slidably arranged in each mounting cylinder, the lifting screw is rotatably arranged on the supporting seat, two clamping plates are arranged on the upper part of the lifting screw, a synchronous plate is arranged between the two clamping plates and is rotatably arranged on the lifting screw, a lifting rod is fixed on the synchronous plate, the upper end of the lifting rod penetrates out of the collecting cover, a limiting plug is fixed at the upper end of the lifting rod, and an extrusion spring is arranged between the limiting plug and the collecting cover;
a separation plate is arranged between the upper end of the arc-shaped filter screen and the filter cartridge support, the separation plate is positioned at the upper part of the water inlet, a buffer inlet is arranged on the separation plate, the lower end of the lifting rod penetrates through the buffer inlet, and a sealing plug is fixed at the lower end of the lifting rod;
the upper part of the collecting cover is provided with a damping cylinder, the limiting plug is slidably positioned in the damping cylinder, the upper end of the damping cylinder is fixedly provided with a ventilation end cap, the side part of the ventilation end cap is provided with an air port, a dust screen is arranged at the air port, the upper part of the air port is rotatably provided with a positioning shaft, the positioning shaft is rotatably provided with a sealing plate, the sealing plate is provided with a damping hole, and the sealing plate is positioned in the ventilation end cap;
an electric push rod is fixed on the collecting cover, a sealing plate is fixed at the output end of the electric push rod, the sealing plate is positioned at the upper part of the filter cartridge, the lifting screw rod slides through the sealing plate, and a pollution discharge bin door is arranged at the side part of the collecting cover and the lower part of the filter cartridge;
the inner side wall of the mounting cylinder is provided with a guide groove along the axial direction, the supporting seat is provided with an outer convex block, and the outer convex block is slidably positioned in the guide groove;
the water inlet and the water inlet guide pipe are respectively positioned at two sides of the arc-shaped filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111004265.5A CN113833663B (en) | 2021-08-30 | 2021-08-30 | Anti-blocking centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111004265.5A CN113833663B (en) | 2021-08-30 | 2021-08-30 | Anti-blocking centrifugal pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113833663A CN113833663A (en) | 2021-12-24 |
| CN113833663B true CN113833663B (en) | 2023-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111004265.5A Active CN113833663B (en) | 2021-08-30 | 2021-08-30 | Anti-blocking centrifugal pump |
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|---|---|
| CN (1) | CN113833663B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114198315B (en) * | 2022-02-15 | 2022-04-26 | 东营市久诺尔石油设备有限公司 | Anti-blocking mud pump |
| CN117231520B (en) * | 2023-11-16 | 2024-03-08 | 扬州华辉水泵有限公司 | Self-priming pump capable of being converted and applicable to use environment |
| CN117846973B (en) * | 2024-02-02 | 2024-08-13 | 山东滨瑞精密机械有限公司 | Self-priming device for centrifugal pump |
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| CN111022338A (en) * | 2019-12-28 | 2020-04-17 | 福建省海骑士泵业有限公司 | Improved self-priming centrifugal pump |
| CN111237202A (en) * | 2020-02-25 | 2020-06-05 | 万玉林 | Prevent water conservancy pivot water pump of pasture and water jam |
| CN111412146A (en) * | 2020-06-05 | 2020-07-14 | 王�华 | Sewage treatment is carried with preventing blockking up water pump |
| CN213016828U (en) * | 2020-07-15 | 2021-04-20 | 上海贡境环境科技有限公司 | Sludge pump for anaerobic sedimentation tank for sewage treatment |
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Denomination of invention: An anti blocking centrifugal pump Granted publication date: 20231121 Pledgee: Jingxian SME Financing Guarantee Co.,Ltd. Pledgor: ANHUI KAITE PUMP Co.,Ltd. Registration number: Y2024980039435 |