CN113586460B - Wear-resistant sewage self-priming pump - Google Patents
Wear-resistant sewage self-priming pump Download PDFInfo
- Publication number
- CN113586460B CN113586460B CN202110855085.1A CN202110855085A CN113586460B CN 113586460 B CN113586460 B CN 113586460B CN 202110855085 A CN202110855085 A CN 202110855085A CN 113586460 B CN113586460 B CN 113586460B
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- Prior art keywords
- impeller
- motor
- pump body
- sleeve
- pipe
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- 239000010865 sewage Substances 0.000 title abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 238000002955 isolation Methods 0.000 claims description 7
- 244000309464 bull Species 0.000 claims description 6
- 230000037452 priming Effects 0.000 claims 3
- 238000005299 abrasion Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000012535 impurity Substances 0.000 description 13
- 239000012530 fluid Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 4
- 239000010813 municipal solid waste Substances 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 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
- 239000002245 particle Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
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- 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
-
- 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
- F04D29/007—Details, component parts, or accessories especially adapted 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
- F04D29/00—Details, component parts, or accessories
- F04D29/02—Selection of particular materials
- F04D29/026—Selection of particular materials especially adapted 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
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted 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
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/628—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted 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
- 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
- F04D7/045—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 with means for comminuting, mixing stirring or otherwise treating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D9/00—Priming; Preventing vapour lock
- F04D9/02—Self-priming pumps
Abstract
The invention relates to the technical field of self-priming pumps, and discloses a wear-resistant sewage self-priming pump which comprises a pump body and a motor, wherein an output shaft of the motor penetrates through the pump body to be in transmission connection with an impeller in the pump body, blades are fixedly arranged on one side, far away from the motor, of the impeller, impeller sleeves are sleeved on two sides of the impeller, the edges of the middle parts of the two groups of impeller sleeves are fixedly connected through connecting strips, a blade sleeve is arranged on the impeller sleeve on one side, far away from the motor, of the impeller sleeve, and the blade sleeve and the impeller sleeve are integrally formed and sleeved on the outer sides of the blades; the pump body is close to blade one side middle part and is equipped with the inlet tube, the axis of inlet tube and motor output shaft's axis coincidence, the pump body top is equipped with the outlet pipe, outlet pipe keeps away from pump body one side and is connected with drainage subassembly, drainage subassembly includes communicating pipe, shunt tubes and closes the flow tube. The abrasion of the impeller and the blades is reduced, the service life of the internal parts of the pump body is prolonged, the self-priming pump is matched with the drainage assembly, and the pollution discharge efficiency of the self-priming pump is improved.
Description
Technical field:
the invention relates to the technical field of self-priming pumps, in particular to a wear-resistant sewage self-priming pump.
The background technology is as follows:
the self-priming pump belongs to self-priming centrifugal pump, and has the advantages of compact structure, convenient operation, stable operation, easy maintenance, high efficiency, long service life, stronger self-priming capability and the like. The pipeline does not need to be provided with a bottom valve, and the quantitative liquid guiding in the pump body is only required to be ensured before the operation. The working principle of the self-priming pump is that water is filled in the pump shell before the water pump is started (or water is stored in the pump shell). After the impeller is started, the impeller rotates at a high speed to enable water in the impeller channel to flow to the volute, at the moment, the inlet forms vacuum, so that the water inlet check valve is opened, and air in the suction pipe enters the pump and reaches the outer edge through the impeller channel.
The existing self-priming pump for sewage disposal does not have a protection device for the impeller and the blades on the impeller, so that the self-priming pump is worn due to the contact of impurities in sewage for a long time, and the sewage disposal capacity of the self-priming pump is affected.
The invention comprises the following steps:
aiming at the problems in the prior art, the invention aims to provide a wear-resistant sewage self-priming pump.
The technical problems to be solved by the invention are realized by adopting the following technical scheme: the wear-resistant sewage self-priming pump comprises a pump body and a motor, wherein an output shaft of the motor penetrates through the pump body and is in transmission connection with an impeller in the pump body, one side, far away from the motor, of the impeller is fixedly provided with blades, impeller sleeves are sleeved on two sides of the impeller, the edges of the middle parts of the two groups of impeller sleeves are fixedly connected through connecting strips, one side, far away from the motor, of the impeller sleeves are provided with blade sleeves, and the blade sleeves and the impeller sleeves are integrally formed and sleeved on the outer sides of the blades;
the pump body is close to blade one side middle part and is equipped with the inlet tube, the axis of inlet tube and motor output shaft's axis coincidence, the pump body top is equipped with the outlet pipe, outlet pipe keeps away from pump body one side and is connected with drainage subassembly, drainage subassembly includes communicating pipe, shunt tubes and closes the flow tube.
Preferably, the inner wall of the shunt tube is fixedly provided with a fixed plate, the fixed plate is provided with a filter screen through a screw, and the filter screen is arranged in a horizontal pipeline communicated with the communicating pipe.
Preferably, the section of the filter screen is arc-shaped, the center of the circle is positioned at one side close to the sealing plug, a rotating rod is rotatably arranged in the communicating pipe, the rotation center of the rotating rod coincides with the center of the filter screen,
preferably, the communicating pipe is connected with a sealing plug in a sliding way, guide plates are fixedly arranged on two sides of the sealing plug, and guide grooves are formed in the guide plates.
Preferably, a pin shaft is arranged at one end of the rotating rod, the pin shaft is positioned in the guide groove and is in sliding connection with the guide groove, a brush is arranged at the other end of the rotating rod, and the brush is inserted into a mesh of the filter screen.
Preferably, the impeller sleeve, the connecting strip and the blade sleeve are all made of wear-resistant rubber.
Preferably, a plurality of groups of crushing blades are arranged on two sides of the impeller, and the crushing blades are fixedly connected with an output shaft of the motor.
Preferably, a flowmeter is arranged in the middle of the shunt tube.
Compared with the prior art, the invention has the beneficial effects that:
according to the self-sucking pump, the impeller sleeve and the blade sleeve are respectively sleeved on the impeller and the blades, the two groups of impeller sleeves are connected into a whole through the connecting strip, the impeller sleeve, the blade sleeve and the connecting strip are all made of wear-resistant rubber, so that the contact of impurities in sewage in the pump body when the impeller rotates is avoided, the integral design of the rubber wear-resistant component improves the installation stability, meanwhile, the impeller and the blades are convenient to detach and replace, the abrasion of the inner parts of the pump body is reduced, the service life of the inner parts of the pump body is prolonged, the output shaft of the motor drives the impeller to rotate and simultaneously drives the plurality of groups of crushing blades to rotate, massive impurities in the sewage can be crushed, the abrasion of the impeller is further reduced, meanwhile, the blockage of the impurities to the pump body pipeline is avoided, and the self-sucking pump is matched with the drainage component for use, and the pollution discharge efficiency of the self-sucking pump is improved.
Description of the drawings:
in order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed in the description of the embodiments will be briefly described below, it will be apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art;
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic side view of an impeller according to the present invention;
FIG. 3 is a schematic side view of an impeller sleeve according to the present invention;
FIG. 4 is a schematic view of a drain assembly according to the present invention;
fig. 5 is a schematic view of the internal structure of the shunt of the present invention;
FIG. 6 is an enlarged view of a portion of the invention at A in FIG. 5;
FIG. 7 is a schematic view of the internal structure of the sleeve according to the present invention;
wherein: 1. a pump body; 2. a motor; 3. an impeller; 4. a water inlet pipe; 5. a water outlet pipe; 6. a drainage assembly; 601. a communicating pipe; 602. a shunt; 6021. a impurity removing hole; 603. a flow combining pipe; 7. a flow meter; 8. a separator; 9. a swivel; 901. a via hole; 10. a cover; 11. a sleeve; 12. a push rod; 13. a spring; 14. a brush; 15. a sealing plug; 16. a fixing plate; 17. a filter screen; 18. a rotating rod; 19. a guide plate; 1901. a guide groove; 20. a pin shaft; 21. an impeller sleeve; 22. a connecting strip; 23. a blade; 24. a crushing blade; 25. a blade sleeve.
The specific embodiment is as follows:
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. 1-3, a wear-resistant sewage self-priming pump comprises a pump body 1 and a motor 2, wherein an output shaft of the motor 2 penetrates through the pump body 1 and is in transmission connection with an impeller 3 in the pump body, one side, away from the motor 2, of the impeller 3 is fixedly provided with a blade 23, the design of the blade 23 enhances vortex formation in the pump body 1, the sewage discharge capacity is enhanced, two sides of the impeller 3 are sleeved with impeller sleeves 21, the edges in the middle of the impeller sleeves 21 are fixedly connected through connecting strips 22, one side, away from the motor 2, of the impeller sleeves 21 are provided with blade sleeves 25, the blade sleeves 25 and the impeller sleeves 21 are integrally formed and sleeved on the outer sides of the blades 23, and the impeller sleeves 21, the connecting strips 22 and the blade sleeves 25 are made of wear-resistant rubber.
Specifically, through having cup jointed impeller cover 21 and blade cover 25 respectively on impeller 3 and blade 23, connect into a whole with two sets of impeller cover 21 through connecting strip 22, impeller cover 21, blade cover 25 and connecting strip 22 all adopt wear-resisting rubber to make, avoided the impeller 3 to rotate the time with the impurity contact in the interior sewage of pump body 1, rubber wear-resisting subassembly integral type design improves the installation stability, convenient to detach changes simultaneously, reduces impeller 3 and blade 23 wearing and tearing, improves the life of pump body 1 internals.
Example 2:
as shown in fig. 4, 5 and 7; the water outlet pipe 5 is connected with a water outlet assembly 6 on the side far away from the pump body 1, the water outlet assembly 6 comprises two groups of communicating pipes 601, a shunt pipe 602 and a converging pipe 603, the shunt pipes 602 are arranged on two sides of the communicating pipes 601, one end of each shunt pipe 602 far away from each communicating pipe 601 is communicated with the end part of each converging pipe 603, an isolation belt 8 is fixedly installed inside each communicating pipe 601, the isolation belt 8 is located on the side, far away from the water outlet pipe 5, of the junction between each shunt pipe 602 and each communicating pipe 601, a sealing plug 15 is installed on the side, close to the water outlet pipe 5, of each isolation belt 8, and each sealing plug 15 is movably connected with each communicating pipe 601;
specifically, avoid taking place the striking with output pipeline between pump body 1 during operation fluid through median 8, sealing plug 15 and communicating pipe 601 cooperation, sealing plug 15 upwards moves when communicating pipe 601 internal water pressure risees gradually, and the fluid carries out the reposition of redundant personnel discharge through shunt tubes 602 of communicating pipe 601 both sides, then is joined the discharge by confluence tube 603, carries out reposition of redundant personnel processing with the fluid, reduces water pressure, thereby reduces the striking and reduce noise, and sealing plug 15 compares the pipeline more soft simultaneously, and fluid and sealing plug 15 striking itself noise is less, compares traditional single-pipe transportation and has obvious noise reduction effect.
The top of the communicating pipe 601 is provided with an opening, a sealing cover 10 is connected with the outside of the opening in a threaded manner, a sleeve 11 is fixedly arranged at the bottom of the sealing cover 10, a push rod 12 is connected in a sliding manner in the sleeve 11, a spring 13 is fixedly connected between the push rod 12 and the sleeve 11, and the bottom end of the push rod 12 is abutted to the isolation belt 8.
Specifically, install closing cap 10 at communicating pipe 601 top through threaded connection's mode, the elasticity effect through spring 13 is ejecting ejector pin 12 relative sleeve 11, ejector pin 12 bottom drives median portion down and moves, make median 8 be in an approximate circular arc shape, simultaneously drive sealing plug 15 and move down, sealing plug 15 is close to and the two relative slip of communicating pipe 601 lateral wall, sealing plug 15 cuts off the separation with shunt tubes 602 and communicating pipe 601, impeller 3 rotatory work is inside the fluid suction pump body 1, the water pressure in communicating pipe 601 increases gradually, jack-up sealing plug 15 upwards, thereby fluid flows away through shunt tubes 602 of both sides, shunt pressure reduction noise.
The inner wall of the shunt tube 602 is fixedly provided with a fixing plate 16, and the fixing plate 16 is provided with a filter screen 17 through screws.
The cross-sectional shape of the shunt tube 602 is U-shaped, the shunt tube 602 comprises a section of vertical pipeline and two ends of horizontal pipeline, wherein a set of horizontal pipeline is vertically connected with the communicating pipe 601, the filter screen 17 is arranged inside the horizontal pipeline communicated with the communicating pipe 601, the middle part of the shunt tube 602 is provided with a flowmeter 7, and the real-time flow inside the shunt tube 602 can be visually observed through the flowmeter 7, so that whether a blocking phenomenon occurs is judged, and the follow-up operation is facilitated.
The bottom of the communicating pipe 601 is provided with a trash hole 6021, the trash hole 6021 is positioned on one side of the filter screen 17 close to the communicating pipe 601, a swivel 9 is rotatably arranged on the outer side of the shunt pipe 602, and a through hole 901 is correspondingly arranged on the swivel 9 and corresponds to the trash hole 6021.
Specifically, the fluid can mix partial impurity in carrying the in-process, separates impurity in filter screen 17 one side through filter screen 17, can judge the flow size in shunt tubes 602 through flowmeter 7, and the flow that flowmeter 7 shows is less, and the explanation corresponds shunt tubes 602 inside probably causes the jam, and rotatory swivel 9 makes conduction hole 901 and the corresponding cooperation of trash hole 6021 this moment, can discharge impurity from shunt tubes 602 in, effectively solves the jam problem, improves the conveying efficiency of fluid.
Example 3:
as shown in fig. 6; the cross-section of filter screen 17 is circular arc shape and centre of a circle is located and is close to sealing plug 15 one side, communicating pipe 601 inside rotation is installed bull stick 18, the rotation center of bull stick 18 and the centre of a circle coincidence of filter screen 17, sealing plug 15 both sides are all fixed mounting has deflector 19, be equipped with guide way 1901 on the deflector 19, round pin axle 20 is installed to bull stick 18 one end, round pin axle 20 is located its sliding connection in guide way 1901, brush 14 is installed to the bull stick 18 other end, in the mesh of filter screen 17 is inserted to brush 14.
Specifically, the sealing plug 15 can slide relative to the communicating pipe 601, whether the shunt 602 is communicated with the communicating pipe 601 or not and the size of the cross section of the communication is controlled through the movement of the sealing plug 15, the guide plates 19 on two sides of the sealing plug 15 are driven to synchronously move while moving, the pin shaft 20 moves along the groove of the guide groove 1901 under the guiding action of the guide groove 1901, the rotating rod 18 is driven to rotate in the shunt 602, and the rotating center of the rotating rod 18 coincides with the circle center of the filter screen 17, so that when the rotating rod 18 rotates, the brush 14 and the filter screen 17 at one end of the rotating rod 18 are relatively moved, the brush 14 is soft matters and is inserted into the mesh of the filter screen 17, when the brush 14 scrapes along the surface of the filter screen 17, fibrous impurities blocked inside the mesh can be effectively scraped, the blocking problem is effectively solved, and the flow stability inside the shunt 602 is ensured.
Example 4:
as shown in fig. 1; the two sides of the impeller 3 are provided with a plurality of groups of crushing blades 24, and the crushing blades 24 are fixedly connected with an output shaft of the motor 2.
Specifically, the output shaft of the motor 2 drives the impeller 3 to rotate and simultaneously drives a plurality of groups of crushing blades 24 to rotate, so that massive impurities in sewage can be crushed, particle impurities are refined to further reduce the abrasion of the impeller 3, meanwhile, the phenomenon that the impurities block a pipeline of the pump body 1 is avoided, the impeller is matched with the drainage assembly 6 to be used, and the sewage discharging efficiency of the self-priming pump is improved.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
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 (3)
1. The utility model provides a wear-resisting formula blowdown self priming pump which characterized in that: the novel high-speed motor comprises a pump body (1) and a motor (2), wherein an output shaft of the motor (2) penetrates through the pump body (1) and is in transmission connection with an impeller (3) in the motor, blades (23) are fixedly arranged on one side, away from the motor (2), of the impeller (3), impeller sleeves (21) are sleeved on two sides of the impeller (3), the middle edges of the two groups of impeller sleeves (21) are fixedly connected through connecting strips (22), a blade sleeve (25) is arranged on one side, away from the motor (2), of the impeller sleeve (21), and the blade sleeve (25) and the impeller sleeve (21) are integrally formed and sleeved on the outer sides of the blades (23);
the water inlet pipe (4) is arranged in the middle of one side of the pump body (1) close to the blade (23), the axis of the water inlet pipe (4) coincides with the axis of the output shaft of the motor (2), the water outlet pipe (5) is arranged at the top of the pump body (1), one side of the water outlet pipe (5) far away from the pump body (1) is connected with the water drainage assembly (6), and the water drainage assembly (6) comprises a communicating pipe (601), a shunt pipe (602) and a converging pipe (603); the two groups of shunt tubes (602) are arranged on two sides of the communicating pipe (601), one end, away from the communicating pipe (601), of the shunt tubes (602) is communicated with the end of the converging pipe (603), an isolation belt (8) is fixedly arranged inside the communicating pipe (601), the isolation belt (8) is arranged on one side, away from the water outlet pipe (5), of the junction of the shunt tubes (602) and the communicating pipe (601), a sealing plug (15) is arranged on one side, close to the water outlet pipe (5), of the isolation belt (8), and the sealing plug (15) is movably connected with the communicating pipe (601);
a fixed plate (16) is fixedly arranged on the inner wall of the shunt tube (602), a filter screen (17) is arranged on the fixed plate (16) through a screw, and the filter screen (17) is arranged inside a horizontal pipeline communicated with the communicating pipe (601);
the section of the filter screen (17) is in an arc shape, the circle center of the filter screen is positioned at one side close to the sealing plug (15), a rotating rod (18) is rotatably arranged in the communicating pipe (601), and the rotation center of the rotating rod (18) is coincident with the circle center of the filter screen (17);
guide plates (19) are fixedly arranged on two sides of the sealing plug (15), and guide grooves (1901) are formed in the guide plates (19);
the round pin axle (20) is installed to bull stick (18) one end, round pin axle (20) are located guide slot (1901) and with its sliding connection, brush (14) is installed to bull stick (18) other end, in the mesh of filter screen (17) is inserted to brush (14).
2. The wear-resistant self priming pump for blowdown as claimed in claim 1, wherein: the impeller sleeve (21), the connecting strip (22) and the blade sleeve (25) are all made of wear-resistant rubber.
3. The wear-resistant self priming pump for blowdown as claimed in claim 1, wherein: a plurality of groups of crushing blades (24) are arranged on two sides of the impeller (3), and the crushing blades (24) are fixedly connected with an output shaft of the motor (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110855085.1A CN113586460B (en) | 2021-07-26 | 2021-07-26 | Wear-resistant sewage self-priming pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110855085.1A CN113586460B (en) | 2021-07-26 | 2021-07-26 | Wear-resistant sewage self-priming pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113586460A CN113586460A (en) | 2021-11-02 |
| CN113586460B true CN113586460B (en) | 2024-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110855085.1A Active CN113586460B (en) | 2021-07-26 | 2021-07-26 | Wear-resistant sewage self-priming pump |
Country Status (1)
| Country | Link |
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| CN (1) | CN113586460B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113586454B (en) * | 2021-07-26 | 2024-04-02 | 安徽埃斯克制泵有限公司 | Single-stage single-suction pump with noise reduction function |
| CN114087202B (en) * | 2021-11-15 | 2024-03-19 | 安徽迈宁工业泵有限公司 | Self-priming low-resistance slurry pump |
| CN114688034A (en) * | 2022-04-18 | 2022-07-01 | 江苏惠尔泵业有限公司 | Wear-resisting energy-efficient large-traffic self priming pump of middle-open impeller |
| CN116357626B (en) * | 2023-04-07 | 2023-11-03 | 江苏永一泵业科技集团有限公司 | External filter equipment for self priming pump that is difficult for jam |
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| CN113586454A (en) * | 2021-07-26 | 2021-11-02 | 安徽埃斯克制泵有限公司 | Single-stage single-suction pump with noise reduction function |
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