CN213684537U - Non-clogging device for horizontal self-priming pump - Google Patents
Non-clogging device for horizontal self-priming pump Download PDFInfo
- Publication number
- CN213684537U CN213684537U CN202022500801.8U CN202022500801U CN213684537U CN 213684537 U CN213684537 U CN 213684537U CN 202022500801 U CN202022500801 U CN 202022500801U CN 213684537 U CN213684537 U CN 213684537U
- Authority
- CN
- China
- Prior art keywords
- motor
- shaft
- positioning
- filter
- stirring blade
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000003756 stirring Methods 0.000 claims abstract description 58
- 238000002156 mixing Methods 0.000 claims abstract description 15
- 230000037452 priming Effects 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 7
- 239000010865 sewage Substances 0.000 claims description 4
- 238000011049 filling Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 10
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 206010024796 Logorrhoea Diseases 0.000 abstract 1
- 241000220317 Rosa Species 0.000 description 6
- 239000012535 impurity Substances 0.000 description 5
- 238000000926 separation method Methods 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000000605 extraction Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a horizontal self priming pump does not have blocking device, including mounting box, fixing base, (mixing) shaft and base, the second motor is installed to one side on base top, the pump body is installed to one side that the second motor was kept away from on the base top, and the inside one side that is close to the second motor of the pump body installs the impeller, the impeller passes through the output shaft fixed connection of shaft coupling and second motor. The utility model discloses an install mounting box, fixing base, the (mixing) shaft, stirring blade and first motor for through starting first motor, the rotatory (mixing) shaft that drives of first motor rotates, and the (mixing) shaft drives stirring blade synchronous revolution, thereby be convenient for smash too big debris through stirring blade, with avoid it to get into the inside pump body that causes of the pump body and block up, influence work efficiency, be cross form distribution through stirring blade simultaneously, so that accelerate stirring blade's stirring speed, improve and stir garrulous effect.
Description
Technical Field
The utility model relates to a self priming pump technical field specifically is horizontal self priming pump does not have plugging device.
Background
The self-priming pump belongs to a 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, a pipeline does not need to be provided with a bottom valve, only quantitative priming liquid needs to be stored in a pump body before work, different liquids can be self-priming pumps made of different materials, and the self-priming pump can be widely applied to various industrial occasions due to excellent self-priming performance and stronger working condition adaptability;
traditional horizontal self priming pump is at the extraction in-process, if meet great impurity, inconvenient clearance to it causes the pump body to block up easily, influences the normal use of the pump body.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a horizontal self priming pump does not have clogging device to the inconvenient stirring bits of broken glass to it of great impurity that proposes in solving above-mentioned background art causes the problem of jam easily.
In order to achieve the above object, the utility model provides a following technical scheme: the non-blocking device of the horizontal self-priming pump comprises a mounting box, a fixed seat, a stirring shaft and a base, wherein a second motor is installed on one side of the top end of the base, a pump body is installed on one side of the top end of the base, which is far away from the second motor, an impeller is installed on one side of the interior of the pump body, which is close to the second motor, and is fixedly connected with an output shaft of the second motor through a coupler, a connecting pipe transversely penetrates through one side of the pump body, which is far away from the second motor, a filter box is installed on one side of the connecting pipe, which is far away from the second motor, a filter plate is installed on one side of the interior of the filter box, which is close to the pump body, a filter screen is installed inside the filter plate, a mounting seat is installed at the top end of the filter plate, positioning, one side that the mount pad was kept away from on the rose box top is provided with the water filling port, one side that the mount pad was kept away from to the rose box bottom is provided with the drain, the inlet tube is installed to one side that the pump body was kept away from to the rose box, and the inside of inlet tube has a mounting box through the support mounting, the internally mounted of mounting box has first motor, one side that the rose box was kept away from to the mounting box is installed the (mixing) shaft, and the output shaft fixed connection of shaft coupling and first motor is passed through to one side that the (mixing) shaft is close to the mounting box, the fixing base is evenly installed in the outside of (mixing.
Preferably, the one end that the (mixing) shaft was kept away from to the fixing base all is provided with the draw-in groove, and the one end that stirring blade is close to the fixing base all installs the fixture block, the fixture block all with draw-in groove swing joint, the inside of the fixing base of draw-in groove both sides all is provided with fixed screw, and the inside of fixed screw all transversely runs through there is the fixed screw.
Preferably, the fixing seat and the stirring blade are provided with three groups, and each group is provided with four groups.
Preferably, the fixing base and the stirring blades are arranged in a cross shape, and are distributed in an equidistant arrangement outside the stirring shaft.
Preferably, positioning mechanism includes the positioning seat, and the positioning seat all installs the both sides on rose box top, the inside of positioning seat all transversely runs through there is the pull rod, cuts the pull rod and all installs the stopper near the one end of mount pad, the stopper is kept away from the one end of pull rod and all is installed the locating pin, the outside of pull rod all is overlapped and is equipped with positioning spring, and positioning spring's one end all with stopper fixed connection, positioning spring's the other end all with positioning seat fixed connection.
Preferably, the size of locating pin all equals with the size of constant head tank, and locating pin and constant head tank all set up about the axis symmetry of mount pad.
Compared with the prior art, the beneficial effects of the utility model are that: the non-clogging device of the horizontal self-priming pump not only realizes the function of clogging prevention, but also realizes the function of convenient filtration, and simultaneously realizes the function of convenient assembly and disassembly;
(1) by installing the mounting box, the fixing seat, the stirring shaft, the stirring blade and the first motor, the first motor is started to rotate to drive the stirring shaft to rotate, and the stirring shaft drives the stirring blade to synchronously rotate, so that overlarge sundries can be conveniently crushed by the stirring blade, the situation that the sundries enter the pump body to cause the pump body to be blocked and the extraction efficiency is influenced is avoided, and meanwhile, the stirring blades are distributed in a cross shape, so that the stirring speed of the stirring blade is increased, and the stirring effect is improved;
(2) through installing filter screen and filter, make the debris after smashing filter through filter screen and filter, in order to avoid debris to get into the pump body inside and cause the jam, simultaneously through installing positioning mechanism, pull rod, positioning seat, positioning spring, stopper, locating pin and constant head tank, make when needing to clear up the filter screen, through pulling the pull rod, the pull rod drives the stopper and moves, the stopper drives the positioning spring and stretches out and draws back, in order to drive and separate between locating pin and the constant head tank, thereby be convenient for take out the filter and clear up or change the filter screen, in order to keep the filter effect of filter screen;
(3) through installing fixture block, fixed screw, draw-in groove, fixed screw and fixing base for through the rotation of fixed screw in the fixed screw and the connection and the separation between fixture block and the draw-in groove, so that when the stirring blade uses for a long time and receives wearing and tearing, in time change it, thereby be convenient for keep stirring blade's result of use.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
fig. 2 is a schematic structural view of a portion a in fig. 1 according to the present invention;
FIG. 3 is a schematic diagram of a side view cross-sectional structure of the water inlet pipe of the present invention;
fig. 4 is a schematic front view of the structure of the present invention.
In the figure: 1. a water injection port; 2. a water inlet pipe; 3. mounting a box; 4. a fixed seat; 5. a stirring shaft; 6. a stirring blade; 7. a first motor; 8. a filter screen; 9. a sewage draining outlet; 10. a base; 11. a second motor; 12. an impeller; 13. a pump body; 14. a connecting pipe; 15. a filter box; 16. a filter plate; 17. a mounting seat; 18. a positioning mechanism; 1801. a pull rod; 1802. positioning seats; 1803. a positioning spring; 1804. a limiting block; 1805. positioning pins; 19. positioning a groove; 20. a clamping block; 21. fixing screws; 22. a card slot; 23. and fixing the screw hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: the non-blocking device of the horizontal self-priming pump comprises a mounting box 3, a fixed seat 4, a stirring shaft 5 and a base 10, wherein one side of the top end of the base 10 is provided with a second motor 11, one side of the top end of the base 10 far away from the second motor 11 is provided with a pump body 13, and one side of the interior of the pump body 13 close to the second motor 11 is provided with an impeller 12, the impeller 12 is fixedly connected with an output shaft of the second motor 11 through a coupler, one side of the pump body 13 far away from the second motor 11 is transversely provided with a connecting pipe 14, and a filter box 15 is installed at one side of the connecting pipe 14 far away from the second motor 11, a filter plate 16 is installed at one side of the interior of the filter box 15 close to the pump body 13, and a filter screen 8 is arranged in the filter plate 16, a mounting seat 17 is arranged at the top end of the filter plate 16, positioning grooves 19 are formed in the two sides of the mounting seat 17, positioning grooves 19 are formed in the top ends of the filter boxes 15 on the two sides of the mounting seat 17, and positioning mechanisms 18 are arranged on the top ends of the filter boxes 15 on the two sides of the positioning grooves 19;
the positioning mechanism 18 comprises positioning seats 1802, the positioning seats 1802 are mounted on two sides of the top end of the filter box 15, pull rods 1801 transversely penetrate through the positioning seats 1802, limiting blocks 1804 are mounted at ends, close to the mounting seats 17, of the cut pull rods 1801, positioning pins 1805 are mounted at ends, far away from the pull rods 1801, of the limiting blocks 1804, positioning springs 1803 are sleeved on the outer sides of the pull rods 1801, one ends of the positioning springs 1803 are fixedly connected with the limiting blocks 1804, and the other ends of the positioning springs 1803 are fixedly connected with the positioning seats;
specifically, as shown in fig. 1 and 2, when the filter plate is used, the pull rod 1801 is pulled to drive the limit block 1804 to move, and the limit block 1804 drives the positioning spring 1803 to extend and retract so as to drive the positioning pin 1805 to be separated from the positioning groove 19, so that the filter plate 16 is taken out, and the filter screen 8 is cleaned or replaced to maintain the filtering effect of the filter screen 8;
the positioning pins 1805 are equal to the positioning grooves 19 in size, and the positioning pins 1805 and the positioning grooves 19 are symmetrically arranged about the central axis of the mounting seat 17;
specifically, as shown in fig. 1 and 2, when in use, the size of the positioning pin 1805 is equal to the size of the positioning groove 19, so that the connection effect between the positioning pin 1805 and the positioning groove 19 is enhanced, and the stability of the filter plate 16 in use is improved;
a water filling port 1 is arranged on one side, away from the mounting seat 17, of the top end of the filter box 15, a sewage discharge port 9 is arranged on one side, away from the mounting seat 17, of the bottom end of the filter box 15, a water inlet pipe 2 is arranged on one side, away from the pump body 13, of the filter box 15, a mounting box 3 is mounted inside the water inlet pipe 2 through a support, a first motor 7 is mounted inside the mounting box 3, a stirring shaft 5 is mounted on one side, away from the filter box 15, of the mounting box 3, one side, close to the mounting box 3, of the stirring shaft 5 is fixedly connected with an output shaft of the first motor 7 through;
a clamping groove 22 is formed in one end, far away from the stirring shaft 5, of the fixing seat 4, a clamping block 20 is installed at one end, close to the fixing seat 4, of the stirring blade 6, the clamping block 20 is movably connected with the clamping groove 22, fixing screw holes 23 are formed in the inner portions, at two sides of the clamping groove 22, of the fixing seat 4, and fixing screws 21 transversely penetrate through the inner portions of the fixing screw holes 23;
specifically, as shown in fig. 1 and 3, when in use, the stirring blade 6 is replaced in time when worn due to long-term use through the rotation of the fixing screw 21 in the fixing screw hole 23 and the connection and separation between the fixture block 20 and the fixture groove 22, so that the use effect of the stirring blade 6 is maintained;
the fixed seat 4 and the stirring blades 6 are provided with three groups, and each group is provided with four groups;
specifically, as shown in fig. 1 and 3, when in use, three groups of four stirring blades are arranged on each of the fixed seat 4 and the stirring blade 6, so that the effect of crushing sundries is improved;
the fixed seat 4 and the stirring blades 6 are arranged in a cross shape, and the fixed seat 4 and the stirring blades 6 are arranged and distributed at equal intervals on the outer side of the stirring shaft 5;
specifically, as shown in fig. 1 and 3, when in use, the fixed seat 4 and the stirring blades 6 are arranged in a cross shape, so that the stirring speed of the stirring blades 6 is increased, and the crushing effect is improved;
and the end of the fixed seat 4 far away from the stirring shaft 5 is provided with a stirring blade 6.
The working principle is as follows: the utility model discloses when using, at first, through water injection 1 water injection, and start second motor 11, second motor 11 drives impeller 12 and rotates, impeller 12 rotates and makes gas-liquid mixture get into the separation chamber, the inside negative pressure state that is of pump body 13 this moment, then draw out rivers through inlet tube 2, start first motor 7 simultaneously, first motor 7 rotates and drives (mixing) shaft 5 and rotate, (mixing) shaft 5 drives stirring blade 6 synchronous revolution, through the rotation of stirring blade 6 smash the too big debris in the rivers, impurity after smashing gets into rose box 15 along with rivers, and filter through filter screen 8 and filter 16, in order to avoid impurity to get into and cause the jam inside pump body 13;
then, when the filter screen 8 needs to be cleaned, the pull rod 1801 is pulled, the pull rod 1801 drives the limit block 1804 to move, and the limit block 1804 drives the positioning spring 1803 to stretch, so that the filter screen 16 is taken out and the filter screen 8 is cleaned or replaced through separation between the positioning pin 1805 and the positioning groove 19, the filtering effect of the filter screen 8 is kept, and meanwhile, filtered impurities are discharged through the sewage outlet 9;
finally, when the stirring blade 6 is worn after long-term use, the fixing screw 21 is rotated and the clamping block 20 is separated from the clamping groove 22, so that the stirring blade 6 is detached from the fixing seat 4 to be replaced, and the stirring effect of the stirring blade 6 is maintained.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. Horizontal self priming pump does not have plugging device, including mounting box (3), fixing base (4), (mixing) shaft (5) and base (10), its characterized in that: the improved filter is characterized in that a second motor (11) is installed on one side of the top end of the base (10), a pump body (13) is installed on one side, far away from the second motor (11), of the top end of the base (10), an impeller (12) is installed on one side, close to the second motor (11), of the inside of the pump body (13), the impeller (12) is fixedly connected with an output shaft of the second motor (11) through a coupler, a connecting pipe (14) transversely penetrates through one side, far away from the second motor (11), of the pump body (13), a filter box (15) is installed on one side, far away from the second motor (11), of the connecting pipe (14), a filter plate (16) is installed on one side, close to the pump body (13), of the inside of the filter box (15), a filter screen (8) is installed inside the filter plate (16), a mounting seat (17) is installed on the top end of, the improved structure of the pump is characterized in that positioning grooves (19) are arranged at the top ends of the filter boxes (15) on the two sides of the mounting seat (17), positioning mechanisms (18) are arranged at the top ends of the filter boxes (15) on the two sides of the positioning grooves (19), a water filling port (1) is arranged at one side, far away from the mounting seat (17), of the top end of each filter box (15), a sewage draining port (9) is arranged at one side, far away from the mounting seat (17), of the bottom end of each filter box (15), a water inlet pipe (2) is arranged at one side, far away from the pump body (13), of each filter box (15), a mounting box (3) is arranged inside each water inlet pipe (2) through a support, a first motor (7) is arranged inside each mounting box (3), a stirring shaft (5) is arranged at one side, far away from the filter boxes (15), of each stirring shaft (5) is fixedly connected, fixing base (4) are evenly installed in the outside of (mixing) shaft (5), and stirring blade (6) are all installed to the one end that (mixing) shaft (5) were kept away from in fixing base (4).
2. The horizontal self-primer pump non-clogging device of claim 1, wherein: fixing base (4) keep away from the one end of (mixing) shaft (5) and all be provided with draw-in groove (22), and stirring blade (6) are close to the one end of fixing base (4) and all install fixture block (20), fixture block (20) all with draw-in groove (22) swing joint, the inside of fixing base (4) of draw-in groove (22) both sides all is provided with fixed screw (23), and the inside of fixed screw (23) all transversely runs through has set screw (21).
3. The horizontal self-primer pump non-clogging device of claim 1, wherein: the fixing seat (4) and the stirring blades (6) are provided with three groups, and each group is provided with four groups.
4. The horizontal self-primer pump non-clogging device of claim 1, wherein: fixing base (4) and stirring blade (6) all are the cross and arrange the setting, and fixing base (4) and stirring blade (6) all are equidistant range distribution in the outside of (mixing) shaft (5).
5. The horizontal self-primer pump non-clogging device of claim 1, wherein: positioning mechanism (18) include positioning seat (1802), and positioning seat (1802) all install the both sides on filter tank (15) top, pull rod (1801) have all transversely been run through in the inside of positioning seat (1802), and cut pull rod (1801) and all install stopper (1804) near the one end of mount pad (17), locating pin (1805) are all installed to the one end that pull rod (1801) were kept away from in stopper (1804), the outside of pull rod (1801) all overlaps and is equipped with positioning spring (1803), and positioning spring (1803)'s one end all with stopper (1804) fixed connection, positioning spring (1803)'s the other end all with positioning seat (1802) fixed connection.
6. The horizontal self-primer pump clogging-free device of claim 5, wherein: the size of locating pin (1805) all equals with the size of constant head tank (19), and locating pin (1805) and constant head tank (19) all set up about the axis symmetry of mount pad (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022500801.8U CN213684537U (en) | 2020-11-03 | 2020-11-03 | Non-clogging device for horizontal self-priming pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022500801.8U CN213684537U (en) | 2020-11-03 | 2020-11-03 | Non-clogging device for horizontal self-priming pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213684537U true CN213684537U (en) | 2021-07-13 |
Family
ID=76727938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022500801.8U Expired - Fee Related CN213684537U (en) | 2020-11-03 | 2020-11-03 | Non-clogging device for horizontal self-priming pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213684537U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113503250A (en) * | 2021-07-23 | 2021-10-15 | 林加良 | Floating pump |
| CN114458603A (en) * | 2022-02-11 | 2022-05-10 | 安徽文达信息工程学院 | Centrifugal pump and operation method thereof |
| CN114576218A (en) * | 2022-05-07 | 2022-06-03 | 徐州北方泵业有限公司 | Prevent blockking up fluid work servo pump of automatically cleaning |
| CN114673693A (en) * | 2022-02-23 | 2022-06-28 | 江苏德尔嘉机械制造有限公司 | No-leakage chemical process pump with anti-blocking structure |
| CN114992172A (en) * | 2022-08-04 | 2022-09-02 | 安徽省农业科学院农业工程研究所 | A prevent stifled water pump for paddy field water-saving irrigation |
-
2020
- 2020-11-03 CN CN202022500801.8U patent/CN213684537U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113503250A (en) * | 2021-07-23 | 2021-10-15 | 林加良 | Floating pump |
| CN114458603A (en) * | 2022-02-11 | 2022-05-10 | 安徽文达信息工程学院 | Centrifugal pump and operation method thereof |
| CN114673693A (en) * | 2022-02-23 | 2022-06-28 | 江苏德尔嘉机械制造有限公司 | No-leakage chemical process pump with anti-blocking structure |
| CN114673693B (en) * | 2022-02-23 | 2024-05-14 | 江苏德尔嘉机械制造有限公司 | Leakage-free chemical process pump with anti-blocking structure |
| CN114576218A (en) * | 2022-05-07 | 2022-06-03 | 徐州北方泵业有限公司 | Prevent blockking up fluid work servo pump of automatically cleaning |
| CN114992172A (en) * | 2022-08-04 | 2022-09-02 | 安徽省农业科学院农业工程研究所 | A prevent stifled water pump for paddy field water-saving irrigation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213684537U (en) | Non-clogging device for horizontal self-priming pump | |
| CN210440296U (en) | Single-stage single-suction type non-clogging self-suction pump | |
| CN210265141U (en) | Strong self-priming sewage pump with anti-winding function | |
| CN201696308U (en) | Diving sewage pump with cutting tools | |
| CN102338096B (en) | Vertical self-sucking pump | |
| CN210115301U (en) | Special cutting device of submersible sewage pump | |
| CN106438379A (en) | Blockage-prevention winding-prevention centrifugal type self-suction sewage pump | |
| CN117469175A (en) | Horizontal centrifugal sand pump capable of preventing blockage | |
| CN211777936U (en) | Novel pneumatic diaphragm pump | |
| CN209959474U (en) | Cutting type centrifugal submersible sewage pump | |
| CN213744008U (en) | Prevent blockking up quick installation self priming pump structure | |
| CN211549989U (en) | Centrifugal pump capable of preventing blockage | |
| CN213450889U (en) | Prevent water conservancy water and electricity of jam and use diversion device | |
| CN218814187U (en) | Water supply and drainage anti-blocking device | |
| CN214464927U (en) | Self-suction type reamer smashing sewage pump | |
| CN213511250U (en) | Non-blocking cutting type submersible electric pump | |
| CN220415730U (en) | Novel anti-blocking sewage pump | |
| CN221120351U (en) | Vertical slurry circulation sewage pump | |
| CN211715392U (en) | Anti-blocking chemical centrifugal pump | |
| CN216008928U (en) | Large-scale vertical axial-flow pump | |
| CN204783786U (en) | Antiwind sewage pump of formula of cutting soon | |
| CN216950880U (en) | High-efficient impurity filtering sewage lift pump | |
| CN211449087U (en) | Anti-clogging sewage pump | |
| CN110500284B (en) | Mining high-flow high-pressure pump and method | |
| CN216554464U (en) | Combined sewage treatment submersible electric pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210713 |