CN111561476B - Double-flow-passage water suction pump convenient to automatically switch - Google Patents
Double-flow-passage water suction pump convenient to automatically switch Download PDFInfo
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- CN111561476B CN111561476B CN202010381628.6A CN202010381628A CN111561476B CN 111561476 B CN111561476 B CN 111561476B CN 202010381628 A CN202010381628 A CN 202010381628A CN 111561476 B CN111561476 B CN 111561476B
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- fixedly connected
- water pump
- automatic switching
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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
- 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
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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
- 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
- F04D29/4293—Details of fluid inlet or outlet
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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
- 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
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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
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a double-channel water pump convenient for automatic switching, which comprises a bottom plate, a water pump body and a driving motor, wherein the left end of the upper surface of the bottom plate is fixedly connected with the water pump body through a bolt, the right end of a rotating shaft is fixedly connected with the output end of the driving motor, the left end of the rotating shaft is fixedly connected with an impeller body, a water outlet at the upper side of the water pump body is fixedly connected with a first bent pipe through a bolt, the left end of the front side of a flow dividing pipe is fixedly connected with a first water outlet pipe, the right side wall of the flow dividing pipe is fixedly connected with a servo motor through a bolt, a water inlet at the left side of the water pump body is fixedly connected with a second bent pipe through a bolt, and a water. This double-flow-passage suction pump convenient to automatic switch-over, the automatic switch-over runner of being convenient for, it is more convenient to use, is convenient for carry out filtration treatment in addition, and makes things convenient for the clearance of follow-up debris, has improved the practicality.
Description
Technical Field
The invention relates to the technical field of water pumps, in particular to a double-channel water pump convenient for automatic switching.
Background
The water pump rotates at a high speed through the impeller, vacuum or negative pressure is continuously formed at an inlet, so that fluid is conveyed through the water pumping port and the water discharging port, the double-channel water pump is a pump body with two water discharging ports as the name suggests, so that conveying in different places is completed, and the double-channel water pump is widely applied to the fields of water treatment, biological engineering, environmental protection and the like.
However, when a double-channel water pump is used, switching between channels is often required, and the double-channel water pump used in the background of the prior art still has certain disadvantages, for example:
1. when the existing double-flow-channel water pump is used for flow channel conversion, automatic switching of flow channels is inconvenient, the use is not convenient enough, and the switching efficiency is reduced;
2. the existing double-channel water pump is too single in function, so that the filtering treatment is inconvenient to carry out in the process of pumping water, and the practicability of the double-channel water pump is reduced;
3. when the conventional double-flow-passage water pump is used for cleaning filtered impurities, a filter cylinder is inconvenient to mount and dismount, and the subsequent cleaning work of filtered impurities is influenced;
therefore, we propose a dual-channel water pump that facilitates automatic switching so as to solve the problems set forth above.
Disclosure of Invention
The invention aims to provide a double-channel water pump convenient for automatic switching, and aims to solve the problems that the prior art does not facilitate automatic switching of channels, reduces switching efficiency, is inconvenient for filtering treatment in the process of pumping water, is inconvenient for cleaning subsequent filtering sundries and reduces practicability.
In order to achieve the purpose, the invention provides the following technical scheme: a double-channel water suction pump convenient for automatic switching comprises a base plate, a water suction pump body and a driving motor, wherein the left end of the upper surface of the base plate is fixedly connected with the water suction pump body through bolts, the middle part of the inner side of the water suction pump body is rotatably connected with a rotating shaft, the right end of the rotating shaft is fixedly connected to the output end of the driving motor, the lower side of the driving motor is fixedly connected to the upper surface of the base plate through bolts, the left end of the rotating shaft is fixedly connected with an impeller body, a mechanical seal is arranged at the joint of the rotating shaft and the water suction pump body, a first bent pipe is fixedly connected to the water outlet of the upper side of the water suction pump body through bolts, the right side of the first bent pipe is fixedly connected with a flow dividing pipe through bolts, a first water outlet pipe is fixedly connected to the left end of the front side of the flow dividing pipe, a second water outlet, a second bent pipe is fixedly connected to a water inlet on the left side of the water suction pump body through a bolt, a filter box is fixedly connected to the upper side of the second bent pipe, a water inlet pipe is fixedly connected to an opening on the left side of the filter box, and a box cover is in threaded connection with the upper side of the filter box;
the output end of the servo motor is fixedly connected with a threaded rod, the threaded rod is connected with the movable column in a penetrating mode, the left side of the movable column is fixedly connected with a flow guide pipe, a first hole groove is formed in the front side of the left end of the flow guide pipe, first sealing rings are arranged on the left side and the right side of the first hole groove and are connected with the outer side of the flow guide pipe in a clamping mode, a second hole groove is formed in the front side of the right end of the flow guide pipe, second sealing rings are arranged on the left side and the right side of the second hole groove and are connected to the outer side of the flow guide pipe in a clamping mode, and a limiting block is welded on the inner side wall of;
the utility model discloses a filter cartridge, including the case lid, the installation pipe, the inboard fixedly connected with of case lid, the outside fixedly connected with third sealing washer of case lid, and the middle part of case lid lower surface rotates and is connected with the link, the lower extreme of link and solid fixed ring's upside hinged joint, and solid fixed ring's outside block is connected with the fourth sealing washer, gu the laminating of solid fixed ring's downside is provided with the spacing ring, gu fixed ring's inboard block is connected with the installation pipe, and the inboard fixedly connected with of installation pipe lower extreme strains a section of thick bamboo body, the inside sliding connection of installation pipe upper.
Preferably, the movable column drives the flow guide pipe to form a sliding structure on the inner side of the flow dividing pipe, and the longitudinal section of the movable column is of a square structure.
Preferably, the horizontal central axis of the first hole groove coincides with the horizontal central axis of the first water outlet pipe, and the diameter of the first hole groove is equal to the diameter of the inner side of the first water outlet pipe.
Preferably, the limiting blocks are symmetrically arranged about a horizontal central axis of the draft tube, and the limiting blocks are connected with the side wall of the draft tube in a clamping manner.
Preferably, the connecting frame is vertically arranged on the box cover, and the connecting frame forms a turnover structure on the fixing ring.
Preferably, the longitudinal section of the connecting frame is of an inverted U-shaped structure, and the width of the inner side of the connecting frame is larger than the diameter of the outer side of the mounting pipe.
Preferably, the upper end of the installation pipe is sleeved with the fixing ring, and the installation pipe forms a disassembly structure on the fixing ring.
Preferably, the inside wall of the fixing ring is connected with the movable block in a clamping manner, and one end of the movable block, which is close to the fixing ring, is of a hemispherical structure.
Preferably, the lower end of the installation pipe is connected with the limiting ring in a penetrating mode, and the limiting ring is fixedly connected to the inner side of the lower end of the filter box.
Preferably, the movable blocks are distributed on the installation pipe in a cross shape, and the longitudinal section of the upper end of the installation pipe is in an inverted convex shape.
Compared with the prior art, the invention has the beneficial effects that: the double-channel water pump convenient for automatic switching facilitates automatic switching of the channels, improves switching efficiency and stability, is more convenient to use, is convenient to filter during pumping, facilitates cleaning of subsequent sundries, and improves practicability of the double-channel water pump;
1. the flow guide pipe is provided with a flow distribution pipe, a first hole groove is formed in the left end of the front side of the flow distribution pipe, a second hole groove is formed in the right end of the front side of the flow distribution pipe, the horizontal central axis of the first water outlet pipe is overlapped with the horizontal central axis of the first hole groove, and the flow guide pipe forms a sliding structure on the inner side of the flow distribution pipe through a movable column, so that a flow passage can be automatically switched conveniently, the switching efficiency and stability are improved, and the use is more convenient;
2. the water suction pump is provided with the mounting pipe, the inner side of the lower end of the mounting pipe is fixedly connected with the filter cylinder body, the mounting pipe is connected to the inner side of the fixing ring in a clamping manner, water flow enters the inner side of the filter box through the water inlet pipe, and after passing through the filter cylinder body, the water flow enters the inner side of the water suction pump body through the second bent pipe, so that the filtering treatment is convenient to perform during water suction, and the practicability of the double-channel water suction pump;
3. be equipped with the movable block, the movable block is "ten" font at the inboard of installation pipe and distributes, and elastic deformation through reset spring makes the movable block be connected with solid fixed ring's lateral wall block, and the lower extreme of link rotates with solid fixed ring to be connected, and the lower extreme of installation pipe adopts the mode that runs through with the spacing ring to be connected, is convenient for strain the spacing installation and the dismantlement of section of thick bamboo, and the clearance of convenient follow-up filtration debris.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic top sectional view of the connection between the flow dividing tube and the flow guiding tube according to the present invention;
FIG. 3 is a schematic sectional view of the second elbow pipe connected to the filtering tank according to the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;
FIG. 5 is a schematic top view of the present invention;
FIG. 6 is a schematic view of a top-view perspective cross-sectional structure of the movable column and the fluid guide tube of the present invention;
FIG. 7 is a schematic top view of the cross-sectional structure of the connection frame and the fixing ring of the present invention.
In the figure: 1. a base plate; 2. a water pump body; 3. a rotating shaft; 4. a drive motor; 5. an impeller body; 6. mechanical sealing; 7. a first bend pipe; 8. a shunt tube; 9. a first water outlet pipe; 10. a second water outlet pipe; 11. a servo motor; 12. a second bend pipe; 13. a filter box; 14. a water inlet pipe; 15. a box cover; 16. a threaded rod; 17. a movable post; 18. a flow guide pipe; 19. a first hole groove; 20. a first seal ring; 21. a second hole groove; 22. a second seal ring; 23. a limiting block; 24. a third seal ring; 25. a connecting frame; 26. a fixing ring; 27. a fourth seal ring; 28. a limiting ring; 29. installing a pipe; 30. a filter cartridge body; 31. a movable block; 32. a return spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: a double-channel water pump convenient for automatic switching comprises a bottom plate 1, a water pump body 2, a rotating shaft 3, a driving motor 4, an impeller body 5, a mechanical seal 6, a first bent pipe 7, a shunt pipe 8, a first water outlet pipe 9, a second water outlet pipe 10, a servo motor 11, a second bent pipe 12, a filter box 13, a water inlet pipe 14, a box cover 15, a threaded rod 16, a movable column 17, a flow guide pipe 18, a first hole groove 19, a first seal ring 20, a second hole groove 21, a second seal ring 22, a limiting block 23, a third seal ring 24, a connecting frame 25, a fixing ring 26, a fourth seal ring 27, a limiting ring 28, a mounting pipe 29, a filter cartridge body 30, a movable block 31 and a reset spring 32, wherein the left end of the upper surface of the bottom plate 1 is fixedly connected with the water pump body 2 through bolts, the middle part of the inner side of the water pump body 2 is rotatably connected with the rotating shaft 3, and the right end, the lower side of the driving motor 4 is fixedly connected with the upper surface of the bottom plate 1 through bolts, the left end of the rotating shaft 3 is fixedly connected with an impeller body 5, a mechanical seal 6 is arranged at the joint of the rotating shaft 3 and the water pump body 2, a first bent pipe 7 is fixedly connected at the water outlet at the upper side of the water pump body 2 through a bolt, the right side of the first bent pipe 7 is fixedly connected with a shunt pipe 8 through a bolt, the left end of the front side of the shunt pipe 8 is fixedly connected with a first water outlet pipe 9, a second water outlet pipe 10 is fixedly connected with the right end of the front side of the flow dividing pipe 8, a servo motor 11 is fixedly connected with the right side wall of the flow dividing pipe 8 through a bolt, a second bent pipe 12 is fixedly connected with the water inlet on the left side of the water suction pump body 2 through a bolt, a filter box 13 is fixedly connected to the upper side of the second elbow pipe 12, a water inlet pipe 14 is fixedly connected to an opening on the left side of the filter box 13, and a box cover 15 is in threaded connection with the upper side of the filter box 13;
a threaded rod 16 is fixedly connected to the output end of the servo motor 11, the threaded rod 16 is connected with the movable column 17 in a penetrating mode, a guide pipe 18 is fixedly connected to the left side of the movable column 17, a first hole groove 19 is formed in the front side of the left end of the guide pipe 18, first sealing rings 20 are arranged on the left side and the right side of the first hole groove 19, the first sealing rings 20 are connected with the outer side of the guide pipe 18 in a clamping mode, a second hole groove 21 is formed in the front side of the right end of the guide pipe 18, second sealing rings 22 are arranged on the left side and the right side of the second hole groove 21, the second sealing rings 22 are connected to the outer side of the guide pipe 18 in a clamping mode, and a limiting block 23 is;
the outside fixedly connected with third sealing washer 24 of case lid 15, and the middle part of case lid 15 lower surface is rotated and is connected with link 25, the lower extreme of link 25 and the upside hinged joint of solid fixed ring 26, and the outside block of solid fixed ring 26 is connected with fourth sealing washer 27, the downside laminating of solid fixed ring 26 is provided with spacing ring 28, the inboard block of solid fixed ring 26 is connected with installation tube 29, and the inboard fixedly connected with of installation tube 29 lower extreme strains a section of thick bamboo body 30, the inside sliding connection of installation tube 29 upper end has movable block 31, and movable block 31 is close to one side fixedly connected with reset spring 32 of installation tube 29.
As shown in fig. 2 and fig. 6, the movable column 17 drives the flow guide tube 18 to form a sliding structure inside the flow guide tube 8, and the longitudinal section of the movable column 17 is a square structure, the horizontal central axis of the first hole 19 coincides with the horizontal central axis of the first water outlet tube 9, and the diameter of the first hole 19 is equal to the diameter of the inner side of the first water outlet tube 9, the limiting blocks 23 are symmetrically arranged about the horizontal central axis of the flow guide tube 18, and the limiting blocks 23 are connected with the side walls of the flow guide tube 18 in a clamping manner, so that the flow channels can be automatically switched conveniently, the switching efficiency and stability are improved, and the use is more convenient.
As shown in fig. 3 and fig. 1, the connecting frame 25 is vertically disposed on the box cover 15, and the connecting frame 25 forms a turnover structure on the fixing ring 26, the longitudinal section of the connecting frame 25 is an inverted U-shaped structure, the width of the inner side of the connecting frame 25 is larger than the diameter of the outer side of the mounting tube 29, the fixing ring 26 is sleeved on the upper end of the mounting tube 29, and the mounting tube 29 forms a detachable structure on the fixing ring 26, the inner side wall of the fixing ring 26 is connected with the movable block 31 in a clamping manner, one end of the movable block 31 close to the fixing ring 26 is a hemispherical structure, the movable block 31 is distributed on the mounting tube 29 in a cross-shaped manner, and the longitudinal section of the upper end of the mounting tube 29 is in an inverted convex shape, so that the mounting and detaching of the filter cartridge are facilitated, and the cleaning.
As shown in fig. 3 and 4, the lower end of the mounting pipe 29 is connected to the limiting ring 28 in a penetrating manner, and the limiting ring 28 is fixedly connected to the inner side of the lower end of the filtering box 13, so that water flows into the inner side of the filtering box 13 through the water inlet pipe 14, and then flows into the inner side of the water pump body 2 through the second bent pipe 12 after passing through the filtering cylinder body 30, thereby facilitating the filtering treatment during the water pumping, and improving the practicability of the double-channel water pump.
The working principle is as follows: when the double-channel water pump convenient for automatic switching is used, as shown in fig. 1 and fig. 5, a mechanical seal 6 is arranged at the joint of the rotating shaft 3 and the water pump body 2, the driving motor 4 is started to operate, so that the rotating shaft 3 drives the impeller body 5 to rotate on the inner side of the water pump body 2, water flows through the impeller body 5 enter the inner side of the filter box 13 through the water inlet pipe 14, and after being filtered, the water flows through the second elbow pipe 12 and the first elbow pipe 7 enter the inner side of the flow dividing pipe 8;
when the flow channel is switched, as shown in fig. 2 and fig. 6, the servo motor 11 is started to operate, the threaded rod 16 is rotated on the inner side of the flow dividing pipe 8, the movable column 17 pushes the flow dividing pipe 18 to slide on the inner side of the flow dividing pipe 8, the flow dividing pipe 18 moves, the limiting block 23 slides on the side wall of the flow dividing pipe 18, the first sealing rings 20 are arranged on the left side and the right side of the first hole groove 19, the second sealing rings 22 are arranged on the left side and the right side of the second hole groove 21, the first hole groove 19 is out of contact with the first water outlet pipe 9, the second hole groove 21 is in contact with the second water outlet pipe 10, and the automatic switching of the flow channel is completed;
when the filtered impurities are cleaned, as shown in fig. 3 and fig. 4, the connecting frame 25 is rotatably connected with the middle of the lower surface of the box cover 15, the box cover 15 is rotated by screwing, the box cover 15 is detached from the filter box 13, then the box cover 15 is pulled, the fixing ring 26 is pulled out from the inner side of the filter box 13 through the connecting frame 25, the lower end of the connecting frame 25 is rotatably connected with the fixing ring 26, after the connecting frame 25 is turned over, the mounting pipe 29 is detached from the fixing ring 26, the impurities on the inner side of the filter cartridge body 30 are dumped and cleaned, after the cleaning is finished, the mounting pipe 29 is clamped with the fixing ring 26 again, the movable block 31 is clamped with the side wall of the fixing ring 26 through the elastic deformation of the return spring 32 to complete the fixation, then the fixing ring 26 is plugged into the inner side of the filter box 13, the fourth sealing ring 27 is attached to the side wall of the filter box 13, and the lower end of the fixing ring 26, the cover 15 is screwed to make the third sealing ring 24 fit with the inner side of the upper end of the filtering box 13, so as to complete the installation and fixation, which is the whole working process of the double-channel water pump convenient for automatic switching.
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides a double-flow-passage suction pump convenient to automatic switch-over, includes bottom plate (1), suction pump body (2) and driving motor (4), its characterized in that: the left end of the upper surface of the bottom plate (1) is fixedly connected with a water suction pump body (2) through bolts, the middle of the inner side of the water suction pump body (2) is rotatably connected with a rotating shaft (3), the right end of the rotating shaft (3) is fixedly connected with the output end of a driving motor (4), the lower side of the driving motor (4) is fixedly connected with the upper surface of the bottom plate (1) through bolts, the left end of the rotating shaft (3) is fixedly connected with an impeller body (5), a mechanical seal (6) is arranged at the joint of the rotating shaft (3) and the water suction pump body (2), a water outlet at the upper side of the water suction pump body (2) is fixedly connected with a first bent pipe (7) through bolts, the right side of the first bent pipe (7) is fixedly connected with a flow dividing pipe (8) through bolts, the left end of the front side of the flow dividing pipe (8) is fixedly connected with a first water outlet pipe (9), and the, the right side wall of the shunt pipe (8) is fixedly connected with a servo motor (11) through a bolt, a water inlet on the left side of the water suction pump body (2) is fixedly connected with a second bent pipe (12) through a bolt, the upper side of the second bent pipe (12) is fixedly connected with a filter box (13), an opening on the left side of the filter box (13) is fixedly connected with a water inlet pipe (14), and the upper side of the filter box (13) is in threaded connection with a box cover (15);
the servo motor is characterized in that a threaded rod (16) is fixedly connected to the output end of the servo motor (11), the threaded rod (16) is connected with the movable column (17) in a penetrating mode, a guide pipe (18) is fixedly connected to the left side of the movable column (17), a first hole groove (19) is formed in the front of the left end of the guide pipe (18), first sealing rings (20) are arranged on the left side and the right side of the first hole groove (19), the first sealing rings (20) are connected with the outer side of the guide pipe (18) in a clamping mode, a second hole groove (21) is formed in the front of the right end of the guide pipe (18), second sealing rings (22) are arranged on the left side and the right side of the second hole groove (21), the second sealing rings (22) are connected to the outer side of the guide pipe (18) in a clamping mode, and a limiting block (23) is welded to;
the utility model discloses a safety valve, including the outside fixedly connected with third sealing washer (24) of case lid (15), and the middle part of case lid (15) lower surface rotates and is connected with link (25), the lower extreme of link (25) and the upside hinged joint of solid fixed ring (26), and the outside block of solid fixed ring (26) is connected with fourth sealing washer (27), the downside laminating of solid fixed ring (26) is provided with spacing ring (28), the inboard block of solid fixed ring (26) is connected with installation pipe (29), and the inboard fixedly connected with of installation pipe (29) lower extreme strains a section of thick bamboo body (30), the inside sliding connection of installation pipe (29) upper end has movable block (31), and one side fixedly connected with reset spring (32) that movable block (31) are close to installation pipe (29).
2. The dual-channel water pump facilitating automatic switching according to claim 1, wherein: the movable column (17) drives the flow guide pipe (18) to form a sliding structure at the inner side of the flow distribution pipe (8), and the longitudinal section of the movable column (17) is of a square structure.
3. The dual-channel water pump facilitating automatic switching according to claim 1, wherein: the horizontal central axis of the first hole groove (19) coincides with the horizontal central axis of the first water outlet pipe (9), and the diameter size of the first hole groove (19) is equal to the diameter size of the inner side of the first water outlet pipe (9).
4. The dual-channel water pump facilitating automatic switching according to claim 1, wherein: the limiting blocks (23) are symmetrically arranged about the horizontal central axis of the draft tube (18), and the limiting blocks (23) are connected with the side wall of the draft tube (18) in a clamping mode.
5. The dual-channel water pump facilitating automatic switching according to claim 1, wherein: the connecting frame (25) is vertically arranged on the box cover (15), and the connecting frame (25) forms a turnover structure on the fixing ring (26).
6. The dual-channel water pump facilitating automatic switching according to claim 1, wherein: the longitudinal section of the connecting frame (25) is of an inverted U-shaped structure, and the width size of the inner side of the connecting frame (25) is larger than the diameter size of the outer side of the mounting pipe (29).
7. The dual-channel water pump facilitating automatic switching according to claim 1, wherein: the upper end of the installation pipe (29) is sleeved with the fixing ring (26), and the installation pipe (29) forms a disassembly structure on the fixing ring (26).
8. The dual-channel water pump facilitating automatic switching according to claim 1, wherein: the inside wall of solid fixed ring (26) is connected with movable block (31) block, and movable block (31) are close to the one end of solid fixed ring (26) and are the hemisphere structure.
9. The dual-channel water pump facilitating automatic switching according to claim 1, wherein: the lower end of the mounting pipe (29) is connected with the limiting ring (28) in a penetrating mode, and the limiting ring (28) is fixedly connected to the inner side of the lower end of the filter box (13).
10. The dual-channel water pump facilitating automatic switching according to claim 1, wherein: the movable blocks (31) are distributed on the installation pipe (29) in a cross shape, and the longitudinal section of the upper end of the installation pipe (29) is in an inverted convex shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010381628.6A CN111561476B (en) | 2020-05-08 | 2020-05-08 | Double-flow-passage water suction pump convenient to automatically switch |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010381628.6A CN111561476B (en) | 2020-05-08 | 2020-05-08 | Double-flow-passage water suction pump convenient to automatically switch |
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| Publication Number | Publication Date |
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| CN111561476A CN111561476A (en) | 2020-08-21 |
| CN111561476B true CN111561476B (en) | 2021-03-26 |
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| CN202010381628.6A Active CN111561476B (en) | 2020-05-08 | 2020-05-08 | Double-flow-passage water suction pump convenient to automatically switch |
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| CN114014440B (en) * | 2021-10-21 | 2022-12-06 | 上海森态泽源环保有限公司 | Urban domestic garbage leachate treatment system |
| CN113864180B (en) * | 2021-10-22 | 2023-07-14 | 安徽金晥泵业科技股份有限公司 | Movable water pump with mechanical overturning structure |
| CN114192047A (en) * | 2021-12-10 | 2022-03-18 | 维达纸业(浙江)有限公司 | Production process and production device of facial tissue |
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