CN114992172B

CN114992172B - A prevent stifled water pump for paddy field water-saving irrigation

Info

Publication number: CN114992172B
Application number: CN202210933687.9A
Authority: CN
Inventors: 王伟; 卢碧芸; 王川; 王斌; 施六林; 王丽伟; 张瑾; 陈威
Original assignee: Agricultural Engineering Institute of Anhui Academy of Agricultural Sciences
Current assignee: Agricultural Engineering Institute of Anhui Academy of Agricultural Sciences
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2022-11-22
Anticipated expiration: 2042-08-04
Also published as: CN114992172A

Abstract

The invention relates to the technical field of paddy field irrigation, in particular to an anti-blocking water pump for water-saving irrigation of a paddy field, which comprises a bearing plate, wherein a driving motor and a filter cylinder are respectively arranged above the bearing plate, supporting plates are fixedly connected to the outer side surfaces of the driving motor and the filter cylinder, which are close to two ends, respectively, the bottom of one side of each of four groups of supporting plates is fixedly connected with a mounting plate, fastening bolts penetrate through the upper surfaces of the four groups of mounting plates, which are close to two sides, respectively, and a heat dissipation mechanism is arranged on the outer side of the driving motor; the water pump has the advantages that the water pump is prevented from being blocked due to the accumulation of impurities in water, a good anti-blocking effect is realized, the water pumping efficiency of the water pump is improved, the water pump has a convenient heat dissipation function, the heat dissipation effect is good, the heat dissipation is realized without using electric equipment, the water pump is energy-saving and environment-friendly, parts can be prevented from falling off or even being damaged due to severe vibration in the moving and using processes of the water pump, a good buffering and protecting function is realized, and the service life of the water pump is prolonged.

Description

A prevent stifled water pump for paddy field water-saving irrigation

Technical Field

The invention relates to the technical field of paddy field irrigation, in particular to an anti-blocking water pump for water-saving paddy field irrigation.

Background

The water-saving irrigation of the rice field is the final link for improving the utilization rate of irrigation water, is the basis of water diversion, water delivery and water distribution, and the important point of agricultural water conservation is to improve the field irrigation technology. Scientific irrigation not only meets the physiological and ecological water requirements of rice, but also can improve yield per unit, improve quality and rice field ecology, and also can obviously save water and cost, a water pump used for rice field irrigation is a machine for conveying liquid or pressurizing the liquid, mechanical energy of a prime motor or other external energy is transmitted to the liquid, so that the energy of the liquid is increased, the water pump can be divided into a volume water pump, a vane pump and the like according to different working principles, and then the water pump is generally easy to block due to impurities in water, so that the anti-blocking water pump for rice field water saving irrigation needs to be designed;

current paddy field water-saving irrigation's water pump still has certain defect when using, the impurity that the aquatic of water pump contained can accumulate together and cause the water pump to block up, influence the efficiency of drawing water of water pump easily, and the water pump does not have convenient heat dissipation function usually when using, the radiating effect is relatively poor, and the water pump takes place violent vibrations and makes spare part drop or even damage moving the in-process of putting and using, safeguard function is relatively poor, influence the life of water pump easily, therefore, provide a prevent stifled water pump for paddy field water-saving irrigation.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides an anti-blocking water pump for water-saving irrigation of a rice field, which solves the technical problems that impurities contained in water pumped by a water pump in the background art can be accumulated together to cause the blockage of the water pump, the water pumping efficiency of the water pump is easily influenced, the water pump does not usually have a convenient heat dissipation function when in use, the heat dissipation effect is poor, parts fall off or even are damaged due to severe vibration of the water pump in the moving and using processes, the protection function is poor, and the service life of the water pump is easily influenced.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a prevent stifled water pump for paddy field water-saving irrigation, includes the loading board, the top of loading board is provided with driving motor and cartridge filter respectively, driving motor is close to the equal fixedly connected with backup pad in both ends, four groups with the lateral surface of cartridge filter the equal fixedly connected with mounting panel in one side bottom of backup pad, four groups the upper surface of mounting panel is close to both sides and all runs through and is provided with fastening bolt, driving motor's the outside is provided with heat dissipation mechanism, and heat dissipation mechanism is connected with the cartridge filter, the downside of loading board is provided with buffer gear, buffer gear includes the bottom plate, the loading board is located the bottom plate directly over, driving motor is close to one side fixedly connected with water guide block of cartridge filter, the axis of rotation is installed to driving motor's output, the lateral surface of axis of rotation has fixed the impeller that has cup jointed, the upper surface of loading board is close to the equal fixedly connected with mount in both sides, and is two sets of fixedly connected with two sets of lifting rod between the mount.

As a further scheme of the present invention, a first internal thread shell and a second internal thread shell are respectively clamped at two ends of the filter cartridge, a bearing disc is arranged at one side of the interior of the filter cartridge close to the driving motor, four groups of fixed rods are fixedly connected between the bearing disc and the inner side wall of the filter cartridge, a first motor is fixedly mounted at one side of the bearing disc close to the driving motor, a threaded shaft penetrating through the bearing disc is mounted at an output end of the first motor, a moving disc is arranged at one side of the bearing disc far away from the driving motor, a filter screen is arranged at one side of the moving disc far away from the bearing disc, four groups of connecting rods are fixedly connected at the outer sides of the moving disc, a connecting block is fixedly connected at one side of the four groups of connecting rods close to the filter screen, a second motor is fixedly mounted at one side of the connecting rods close to the bearing disc, a short shaft penetrating through the connecting rods is mounted at an output end of the second motor, a first gear is fixedly sleeved at an outer side of the short shaft close to one end, an inner threaded pipe is fixedly connected at a middle position of the moving disc far away from the bearing disc, a second gear is movably mounted at the outer side of the inner threaded pipe, a fixed ring column is fixedly connected with four groups of the second gear, four groups of the second gear is connected with a fixed ring column, four groups of the filter screen is connected with four groups of fixed blades, and four groups of the filter screen are connected with four groups of the four groups of limiting chutes.

As a further aspect of the present invention, the threaded shaft is in threaded connection with an internal threaded pipe, four sets of the fixing rods, four sets of the connecting rods, and four sets of the connecting blocks are symmetrically disposed about the threaded shaft, four sets of the connecting blocks are fixedly connected with the filter screen, external threads are disposed on the outer side surface of the filter cartridge near both ends, and the filter cartridge is in threaded connection with the first internal threaded shell and the second internal threaded shell through two sets of the external threads, respectively.

As a further scheme of the invention, four groups of limiting slide blocks are respectively positioned in four groups of limiting slide grooves, the first gear is movably arranged between the movable disc and the filter screen through a short shaft, the first gear and the second gear are meshed and arranged, and a plurality of groups of rotating blades are movably arranged on one side surface of the filter screen through a fixed ring column.

As a further scheme of the invention, the heat dissipation mechanism comprises four groups of first heat conduction plates, a plurality of groups of second heat conduction plates are fixedly connected between two groups of first heat conduction plates, a plurality of groups of heat conduction rods are fixedly connected to the outer side surfaces of the four groups of first heat conduction plates, cooling pipes are arranged on the peripheries of the four groups of first heat conduction plates, a first water guide pipe and a second water guide pipe are respectively and fixedly connected to the two ends of each cooling pipe, a drain pipe penetrates through the outer side surface of the water guide block close to the top, a water pumping pipe is fixedly connected to one side of the water guide block close to the filter cylinder, and a first connecting pipe and a second connecting pipe are respectively and fixedly connected to the middle positions of the outer side surfaces of the first internal thread shell and the second internal thread shell.

As a further scheme of the invention, four groups of first heat-conducting plates are closely attached to the outer side surface of the driving motor at equal intervals, a plurality of groups of second heat-conducting plates are distributed between two groups of first heat-conducting plates at equal intervals, the second heat-conducting plates are all arranged in an arc shape, the cooling pipe is arranged in a spiral shape, a plurality of groups of heat-conducting rods are respectively distributed on the outer sides of the four groups of first heat-conducting plates at equal intervals, the plurality of groups of heat-conducting rods are fixedly connected with the cooling pipe, the first water guide pipe is arranged in a U shape and is fixedly connected with the water pumping pipe, the second water guide pipe is arranged in an L shape and is fixedly connected with the water draining pipe, and the water pumping pipe is connected with the first connecting pipe.

According to a further scheme of the invention, limiting vertical rods are fixedly connected to positions, close to the side corners, of the upper surface of the bottom plate, baffle plates are fixedly connected to the upper ends of the four groups of limiting vertical rods, first springs are sleeved on the outer sides of the four groups of limiting vertical rods, a groove is formed in the upper surface of the bottom plate, a limiting rod is fixedly connected to the inside of the groove, four groups of second springs are sleeved on the outer sides of the limiting rods, four groups of moving blocks are sleeved on the outer sides of the limiting rods, buffer plates are connected between the four groups of moving blocks and the bearing plate respectively, connecting hinges are fixedly connected to two ends of the four groups of buffer plates, and an outer ring plate is fixedly sleeved on the outer side of the bottom plate.

As a further scheme of the invention, the four groups of limiting vertical rods are all in sliding connection with the bearing plate, the four groups of baffles are all positioned on the upper side of the bearing plate, and the bearing plate is movably arranged above the bottom plate by matching four groups of first springs with the four groups of limiting vertical rods.

As a further scheme of the invention, the limiting rods and the grooves are arranged in a cross shape, four groups of moving blocks are respectively and fixedly connected with four groups of second springs, the four groups of moving blocks are positioned in the grooves, and the buffer plate is movably arranged between the moving blocks and the bearing plate through two groups of connecting hinges.

Compared with the prior art, the invention has the beneficial effects that:

1. through starting the second motor on the connecting rod, it is rotatory together with first gear to drive minor axis, thereby it is rotatory to drive a plurality of groups of rotating blades in the stationary ring post outside under the meshing of first gear and second gear, strike off with the impurity on filtering the filter screen filtering surface, start the first motor that bears dish one side simultaneously, it is rotatory to drive the threaded spindle, thereby it removes to drive the movable plate through the spacing slider of internal thread pipe cooperation four groups and the spacing spout of four groups, and then it slides to drive the filter screen under the cooperation of connecting rod and connecting block, with striking off the impurity on the cartridge filter inside wall, can avoid aquatic impurity accumulation together and cause the water pump to block up, play fine jam-proof effect, the pumping efficiency of water pump has been improved.

2. At the in-process of drawing water of water pump, driving motor can produce a large amount of heats, then transmit the heat to four first heat-conducting plates of group respectively via a plurality of groups of second heat-conducting plates, the rethread is a plurality of groups of heat-conducting rods with heat transfer to the heliciform cooling tube on, the water of following through first aqueduct with the drinking-water pipe is leading-in to the cooling tube and carries out the heat transfer with a plurality of groups of heat-conducting rods, discharge in leading-in the drain pipe through the water of second aqueduct after with the heat transfer, convenient heat dissipation function has, and the radiating effect is better, need not to use electrical equipment to dispel the heat, it is energy-concerving and environment-protective to compare.

3. Make loading board movable mounting at the upside of bottom plate through four group's spacing montant cooperations four baffle of group, and hinder the decline of loading board through four group's first springs, the decline of loading board can make four group's buffer boards incline gradually through two sets of connection hinges respectively, and it slides at the inside of recess to push four group's movable blocks under the cross gag lever post cooperation, four group's second springs then hinder the removal of four group's movable blocks this moment, in order to cushion the lift of lifter plate, can avoid the water pump to take place violent vibrations and make spare part drop or even damage removing and use the in-process, fine buffering safeguard function has, the service life of water pump is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of a connection structure of a driving motor and a filter cartridge according to the present invention.

Fig. 3 is a schematic view of a connection structure of a driving motor according to the present invention.

Fig. 4 is a schematic view of a connection structure of the heat dissipation mechanism of the present invention.

Fig. 5 is a schematic view showing a coupling structure of a filter cartridge according to the present invention.

Fig. 6 is a schematic sectional view showing the construction of a filter cartridge according to the present invention.

FIG. 7 is a partial schematic view of FIG. 6 according to the present invention.

FIG. 8 is a schematic view of a connection structure of the carrier plate and the bottom plate according to the present invention.

Fig. 9 is a schematic view of a connection structure of the buffer mechanism of the present invention.

In the figure: 1. a carrier plate; 2. a drive motor; 3. a filter cartridge; 4. a support plate; 5. mounting a plate; 6. fastening a bolt; 7. a heat dissipation mechanism; 701. a first heat-conducting plate; 702. a second heat-conducting plate; 703. a heat conducting rod; 704. a cooling tube; 705. a water pumping pipe; 706. a first water conduit; 707. a second water conduit; 708. a drain pipe; 8. a buffer mechanism; 801. a base plate; 802. a limiting vertical rod; 803. a baffle plate; 804. a first spring; 805. a groove; 806. a limiting rod; 807. a second spring; 808. a moving block; 809. a buffer plate; 810. a connecting hinge; 9. a water guide block; 10. a rotating shaft; 11. an impeller; 12. a first internally threaded shell; 13. a second internally threaded shell; 14. a first connecting pipe; 15. a second connecting pipe; 16. a carrier tray; 17. fixing the rod; 18. a first motor; 19. a threaded shaft; 20. a filter screen; 21. a movable tray; 22. a connecting rod; 23. connecting blocks; 24. a second motor; 25. a minor axis; 26. a first gear; 27. a second gear; 28. fixing the ring column; 29. rotating the blade; 30. a limiting slide block; 31. a limiting chute; 32. an outer ring plate; 33. a fixed mount; 34. and lifting the pull rod.

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.

In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.

Referring to fig. 1 to 9, the present invention provides an anti-clogging water pump for water-saving irrigation of paddy field, the technical scheme is as follows:

an anti-blocking water pump for water-saving irrigation of a rice field comprises a bearing plate 1, wherein a driving motor 2 and a filter cartridge 3 are respectively arranged above the bearing plate 1, supporting plates 4 are fixedly connected to the outer side surfaces of the driving motor 2 and the filter cartridge 3 close to two ends, a mounting plate 5 is fixedly connected to the bottom of one side of each of four groups of supporting plates 4, fastening bolts 6 are arranged on the upper surfaces of the four groups of mounting plates 5 close to two sides in a penetrating manner, a heat dissipation mechanism 7 is arranged on the outer side of the driving motor 2, the heat dissipation mechanism 7 is connected with the filter cartridge 3, a buffer mechanism 8 is arranged on the lower side of the bearing plate 1, the buffer mechanism 8 comprises a bottom plate 801, the bearing plate 1 is positioned right above the bottom plate 801, a water guide block 9 is fixedly connected to one side of the driving motor 2 close to the filter cartridge 3, a rotating shaft 10 is installed at the output end of the driving motor 2, an impeller 11 is fixedly sleeved on the outer side surface of the rotating shaft 10, fixing frames 33 are fixedly connected to the upper surfaces of the bearing plate 1 close to two sides, and two groups of fixing frames 33 are fixedly connected with two groups of lifting rods 34;

as an embodiment of the present invention, referring to fig. 6 and 7, a first female screw housing 12 and a second female screw housing 13 are respectively fastened to two ends of a filter cartridge 3, a bearing disc 16 is disposed on one side of the interior of the filter cartridge 3 close to a driving motor 2, four sets of fixing rods 17 are fixedly connected between the bearing disc 16 and the inner side wall of the filter cartridge 3, a first motor 18 is fixedly mounted on one side of the bearing disc 16 close to the driving motor 2, a threaded shaft 19 penetrating through the bearing disc 16 is mounted at an output end of the first motor 18, a moving disc 21 is disposed on one side of the bearing disc 16 far from the driving motor 2, a filter screen 20 is disposed on one side of the moving disc 21 far from the bearing disc 16, four sets of connecting rods 22 are fixedly connected to the outer side of the moving disc 21, connecting blocks 23 are fixedly connected to one sides of the four sets of connecting rods 22 close to the filter screen 20, a second motor 24 is fixedly mounted on one side of the connecting rods 22 close to the bearing disc 16, a short shaft 25 penetrating through the connecting rod 22 is installed at the output end of the second motor 24, a first gear 26 is fixedly sleeved at one end, close to one end, of the outer side surface of the short shaft 25, an internal threaded pipe is fixedly connected at the middle position of one side, far away from the bearing disc 16, of the moving disc 21, a second gear 27 is movably installed at the outer side of the internal threaded pipe, a fixed ring column 28 is fixedly connected at one side, far away from the moving disc 21, of the second gear 27, a plurality of groups of rotating blades 29 are connected at the outer side of the fixed ring column 28, four groups of limiting slide blocks 30 are fixedly connected at the outer side of the filter screen 20, four groups of limiting slide grooves 31 are formed in the inner side wall of the filter cartridge 3, the threaded shaft 19 is in threaded connection with the internal threaded pipe, the four groups of fixing rods 17, the four groups of connecting rods 22 and the four groups of connecting blocks 23 are symmetrically arranged around the threaded shaft 19, the four groups of connecting blocks 23 are fixedly connected with the filter screen 20, and external threads are arranged at two ends, close to the outer side surface of the filter cartridge 3, the filter cartridge 3 is respectively in threaded connection with the first internal thread housing 12 and the second internal thread housing 13 through two groups of external threads, the four groups of limiting sliding blocks 30 are respectively positioned inside the four groups of limiting sliding grooves 31, the first gear 26 is movably arranged between the moving disc 21 and the filter screen 20 through the short shaft 25, the first gear 26 is meshed with the second gear 27, and the plurality of groups of rotating blades 29 are movably arranged on one side surface of the filter screen 20 through the fixed ring column 28;

specifically, through starting second motor 24 on connecting rod 22, it is rotatory together with first gear 26 to drive minor axis 25, thereby it rotates to drive a plurality of groups of rotating blade 29 in the fixed ring post 28 outside under the meshing of first gear 26 and second gear 27, in order to strike off the impurity on the filter surface to filter screen 20, start first motor 18 who bears dish 16 one side simultaneously, it rotates to drive threaded shaft 19, thereby it removes to drive movable plate 21 through four group's spacing sliders 30 of internal thread pipe cooperation and four group's spacing spout 31, and then it slides to drive filter screen 20 under the cooperation of connecting rod 22 and connecting block 23, in order to strike off the impurity on the cartridge filter 3 inside wall, can avoid aquatic impurity accumulation together and cause the water pump jam, play fine anti-clogging effect, the pumping efficiency of water pump has been improved.

In this embodiment, the filter screen 20 is fixedly connected to the four sets of connecting blocks 23, and the filter screen 20 is movably sleeved on the outer side of the fixed ring column 28.

As an embodiment of the present invention, referring to fig. 1 to 4, the heat dissipation mechanism 7 includes four sets of first heat conduction plates 701, a plurality of sets of second heat conduction plates 702 are fixedly connected between the two sets of first heat conduction plates 701, a plurality of sets of heat conduction rods 703 are fixedly connected to outer side surfaces of the four sets of first heat conduction plates 701, cooling pipes 704 are disposed on peripheries of the four sets of first heat conduction plates 701, first water conduits 706 and second water conduits 707 are respectively fixedly connected to both ends of the cooling pipes 704, drain pipes 708 are disposed on outer side surfaces of the water guide blocks 9 near the top in a penetrating manner, water pumping pipes 705 are fixedly connected to sides of the water guide blocks 9 near the driving motor 3, first connecting pipes 14 and second connecting pipes 15 are respectively fixedly connected to middle positions of outer side surfaces of the first female screw shell 12 and the second female screw shell 13, the four sets of first heat conduction plates 701 are equidistantly closely attached to outer side surfaces of the driving motor 2, the plurality of sets of second heat conduction plates 702 are equidistantly disposed between the two sets of first heat conduction plates 701, the second heat conduction plates 702 are all disposed in an arc shape, the cooling pipes 704 are disposed in a spiral shape, the water pumping pipes 706 are connected to the drain pipes 707, and the water guide pipes 706 are disposed in a shape of the water guide pipes 706;

specifically, in the process of pumping water through the water pump, the driving motor 2 generates a large amount of heat, then the heat is respectively transferred to four groups of first heat-conducting plates 701 through a plurality of groups of second heat-conducting plates 702, then the heat is transferred to the spiral cooling pipe 704 through a plurality of groups of heat-conducting rods 703, then the water pumped from the water pumping pipe 705 is guided into the cooling pipe 704 through the first water guide pipe 706 and exchanges heat with the plurality of groups of heat-conducting rods 703, and then the water after heat exchange is guided into the drain pipe 708 through the second water guide pipe 707 and is discharged.

Referring to fig. 8 and 9, as an embodiment of the present invention, the positions of the upper surface of the bottom plate 801 near the edges are all fixedly connected with limit vertical rods 802, the upper ends of four sets of limit vertical rods 802 are all fixedly connected with baffles 803, the outer sides of the four sets of limit vertical rods 802 are all sleeved with first springs 804, the upper surface of the bottom plate 801 is provided with a groove 805, the inside of the groove 805 is fixedly connected with a limit rod 806, the outer side of the limit rod 806 is sleeved with four sets of second springs 807, the outer side of the limit rod 806 is sleeved with four sets of moving blocks 808, the four sets of moving blocks 808 are respectively connected with buffer plates 809 between the four sets of moving blocks 808 and the bearing plate 1, two ends of four groups of buffer plates 809 are fixedly connected with connecting hinges 810, the outer side of the bottom plate 801 is fixedly sleeved with the outer ring plate 32, four groups of limiting vertical rods 802 are slidably connected with the bearing plate 1, four groups of baffle plates 803 are positioned on the upper side of the bearing plate 1, the bearing plate 1 is movably arranged above the bottom plate 801 by matching four groups of first springs 804 with the four groups of limiting vertical rods 802, the limiting rods 806 and the grooves 805 are arranged in a cross shape, four groups of moving blocks 808 are respectively fixedly connected with four groups of second springs 807, the four groups of moving blocks 808 are positioned in the grooves 805, and the buffer plates 809 are movably arranged between the moving blocks 808 and the bearing plate 1 by two groups of connecting hinges 810;

specifically, make loading board 1 movable mounting at the upside of bottom plate 801 through four sets of spacing montants 802 cooperation four sets of baffles 803, and hinder the decline of loading board 1 through four sets of first springs 804, the decline of loading board 1 can make four sets of buffer plates 809 incline gradually through two sets of connection hinges 810 respectively, and push four sets of movable blocks 808 and slide in the inside of recess 805 under the cooperation of cross gag lever post 806, four sets of second springs 807 are then hindering the removal of four sets of movable blocks 808 this moment, in order to cushion the lift of lifter plate, can avoid the water pump to take place violent vibrations and make spare part drop or even damage moving and putting and the in-process of using, have fine buffering safeguard function, the life of water pump has been improved.

The working principle is as follows: firstly, a worker clamps a driving motor 2 and a filter cartridge 3 above a bearing plate 1 respectively through two groups of supporting plates 4 and fastening bolts 6 on two groups of mounting plates 5, then connects a first internal thread shell 12 and a second internal thread shell 13 at two ends of the filter cartridge 3 respectively through external threads, connects a first connecting pipe 14 with a water pumping pipe 705, carries the water pump through two groups of lifting rods 34 between two groups of fixing frames 33, drives a rotating shaft 10 to rotate through the driving motor 2 when in use, thereby driving an impeller 11 to rotate in a water guide block 9, further extracts and discharges water under the matching of a second connecting pipe 15 and a drain pipe 708, then starts a second motor 24 on a connecting rod 22, drives a short shaft 25 and a first gear 26 to rotate together, thereby driving a plurality of groups of rotating blades 29 outside a fixing ring column 28 to rotate under the meshing action of the first gear 26 and a second gear 27, to scrape off the impurities on the filtering surface of the filter screen 20, and at the same time, start the first motor 18 on one side of the bearing plate 16 to drive the threaded shaft 19 to rotate, so as to drive the moving plate 21 to move by the matching of the internal threaded pipe with the four sets of limit sliders 30 and the four sets of limit chutes 31, and further drive the filter screen 20 to slide by the matching of the connecting rod 22 and the connecting block 23, so as to scrape off the impurities on the inner side wall of the filter cartridge 3, thereby avoiding the water pump from being blocked due to the accumulation of the impurities in the water, playing a good role of preventing blockage, improving the water pumping efficiency of the water pump, meanwhile, during the water pumping process of the water pump, the driving motor 2 can generate a large amount of heat, then the heat is respectively transferred to the four sets of first heat-conducting plates 701 by the plurality of sets of second heat-conducting plates 702, and then the heat is transferred to the spiral cooling pipe 703 by the plurality of sets of heat-conducting rods, the water in the water pumping pipe 705 is guided into the cooling pipe 704 through the first water guide pipe 706 and exchanges heat with the groups of heat conducting rods 703, and then the water after heat exchange is guided into the water discharging pipe 708 through the second water guide pipe 707 and discharged, so that the water pump has a convenient heat dissipation function, and has a good heat dissipation effect, no need of using electrical equipment for heat dissipation, and is energy-saving and environment-friendly, in the process of carrying and using the water pump, the bearing plate 1 is movably arranged on the upper side of the bottom plate 801 by matching four groups of limiting vertical rods 802 with four groups of baffles 803, the descending of the bearing plate 1 is blocked by four groups of first springs 804, then the four groups of buffer plates 809 can be gradually inclined by two groups of connecting hinges 810 respectively due to the descending of the bearing plate 1, the four groups of moving blocks 808 are pushed to slide in the grooves under the matching of cross-shaped limiting rods 806, at the moment, the four groups of second springs 807 block the movement of the four groups of moving blocks 808, so as to buffer the ascending and descending of the lifting plate, so that the parts 805 can be prevented from falling off or even damaged due to violent vibration in the carrying and using processes of the water pump, and the water pump has a good buffer protection function, and the service life of the water pump is prolonged, and the operation is completed.

In the description of the present invention, it is to be understood that the terms "center", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the present invention.

The foregoing illustrates and describes the principles, general features, and 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, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An anti-blocking water pump for water-saving irrigation of paddy fields comprises a bearing plate (1), it is characterized in that a driving motor (2) and a filter cartridge (3) are respectively arranged above the bearing plate (1), the outer side surfaces of the driving motor (2) and the filter cartridge (3) are close to two ends and are fixedly connected with supporting plates (4), the bottom of one side of each of the four groups of supporting plates (4) is fixedly connected with a mounting plate (5), the upper surfaces of the four groups of mounting plates (5) are close to two sides and are provided with fastening bolts (6) in a penetrating way, a heat dissipation mechanism (7) is arranged on the outer side of the driving motor (2), the heat dissipation mechanism (7) is connected with the filter cartridge (3), the lower side of the bearing plate (1) is provided with a buffer mechanism (8), the buffer mechanism (8) comprises a bottom plate (801), the bearing plate (1) is positioned right above the bottom plate (801), one side of the driving motor (2) close to the filter cartridge (3) is fixedly connected with a water guide block (9), the output end of the driving motor (2) is provided with a rotating shaft (10), an impeller (11) is fixedly sleeved on the outer side surface of the rotating shaft (10), the upper surface of the bearing plate (1) close to two sides is fixedly connected with fixing frames (33), and two groups of lifting rods (34) are fixedly connected between the two groups of fixing frames (33);

the utility model discloses a novel filter cartridge, including cartridge filter (3), the both ends difference joint of cartridge filter (3) has first internal thread shell (12) and second internal thread shell (13), one side that the inside of cartridge filter (3) is close to driving motor (2) is provided with bears set (16), bear and be fixedly connected with four dead levers (17) between set (16) and cartridge filter (3) inside wall, a side fixed mounting that bears set (16) is close to driving motor (2) has first motor (18), threaded shaft (19) that runs through and bear set (16) are installed to the output of first motor (18), one side that driving motor (2) were kept away from to bear set (16) is provided with movable plate (21), one side that bears set (16) was kept away from to movable plate (21) is provided with filter screen (20), the outside fixedly connected with four groups of connecting rod (22) of movable plate (21), four groups of connecting rod (22) are close to one side of filter screen (20) all fixedly connected with connecting block (23), one side fixed mounting that connecting rod (22) is close to bear set (16) has second motor (24), the output of second motor (24) is installed and the short-axis gear (25) runs through short-axis gear (25) is close to short-axis gear (25) is connected with fixed cover (26), an internal threaded pipe is fixedly connected to the middle position of one side, far away from the bearing disc (16), of the moving disc (21), a second gear (27) is movably mounted on the outer side of the internal threaded pipe, a fixed ring column (28) is fixedly connected to one side, far away from the moving disc (21), of the second gear (27), a plurality of groups of rotating blades (29) are connected to the outer side of the fixed ring column (28), four groups of limiting sliding blocks (30) are fixedly connected to the outer side of the filter screen (20), and four groups of limiting sliding grooves (31) are formed in the inner side wall of the filter cartridge (3);

the threaded shaft (19) is in threaded connection with the internal threaded pipe, the four groups of fixing rods (17), the four groups of connecting rods (22) and the four groups of connecting blocks (23) are symmetrically arranged around the threaded shaft (19), the four groups of connecting blocks (23) are fixedly connected with the filter screen (20), external threads are arranged on the outer side surface of the filter cartridge (3) close to two ends of the outer side surface, and the filter cartridge (3) is in threaded connection with the first internal threaded shell (12) and the second internal threaded shell (13) through the two groups of external threads;

the four groups of limiting sliding blocks (30) are respectively positioned in four groups of limiting sliding grooves (31), the first gear (26) is movably mounted between the moving disc (21) and the filter screen (20) through a short shaft (25), the first gear (26) and the second gear (27) are meshed and mounted, and the plurality of groups of rotating blades (29) are movably mounted on one side face of the filter screen (20) through a fixed ring column (28).

2. The anti-blocking water pump for water-saving irrigation of rice fields as claimed in claim 1, wherein: heat dissipation mechanism (7) are including four first heat-conducting plates of group (701), and are two sets of fixedly connected with a plurality of second heat-conducting plates of group (702), four between first heat-conducting plate (701) the equal fixedly connected with a plurality of heat conduction poles of group (703) of lateral surface of first heat-conducting plate (701), four sets the periphery of first heat-conducting plate (701) is provided with cooling tube (704), the both ends of cooling tube (704) are fixedly connected with first aqueduct (706) and second aqueduct (707) respectively, the lateral surface of water guide block (9) is close to the top and runs through and is provided with drain pipe (708), one side fixedly connected with drinking-water pipe (705) that water guide block (9) are close to cartridge filter (3), first internal thread shell (12) and the lateral surface intermediate position of second internal thread shell (13) are fixedly connected with first connecting pipe (14) and second connecting pipe (15) respectively.

3. The anti-blocking water pump for water-saving irrigation of rice fields as claimed in claim 2, wherein: the four groups of first heat-conducting plates (701) are tightly attached to the outer side face of the driving motor (2) at equal intervals, the plurality of groups of second heat-conducting plates (702) are distributed between the two groups of first heat-conducting plates (701) at equal intervals, the second heat-conducting plates (702) are all arranged in an arc shape, the cooling pipe (704) is arranged in a spiral shape, the plurality of groups of heat-conducting rods (703) are respectively distributed on the outer sides of the four groups of first heat-conducting plates (701) at equal intervals, the plurality of groups of heat-conducting rods (703) are fixedly connected with the cooling pipe (704), the first water guide pipe (706) is arranged in a U shape, the first water guide pipe (706) is fixedly connected with the water pumping pipe (705), the second water guide pipe (707) is arranged in an L shape, the second water guide pipe (707) is fixedly connected with the water drainage pipe (708), and the water pumping pipe (705) is connected with the first connecting pipe (14).

4. The anti-blocking water pump for water-saving irrigation of rice fields as claimed in claim 1, wherein: the upper surface of the bottom plate (801) is close to the equal fixedly connected with limit vertical rods (802) in the edge angle position, the upper ends of the four groups of limit vertical rods (802) are fixedly connected with baffle plates (803), the outer sides of the four groups of limit vertical rods (802) are sleeved with first springs (804), the upper surface of the bottom plate (801) is provided with grooves (805), the inner part of each groove (805) is fixedly connected with a limit rod (806), the outer side of each limit rod (806) is sleeved with four groups of second springs (807), the outer side of each limit rod (806) is sleeved with four groups of moving blocks (808), the four groups of moving blocks (808) are connected with buffer plates (809) between the bearing plates (1) respectively, the two ends of the four groups of buffer plates (809) are fixedly connected with connecting hinges (810), and the outer side of the bottom plate (801) is fixedly sleeved with an outer ring plate (32).

5. The anti-blocking water pump for water-saving irrigation of rice fields as claimed in claim 4, wherein: four groups of limiting vertical rods (802) are connected with the bearing plate (1) in a sliding mode, the baffles (803) are located on the upper side of the bearing plate (1), and the bearing plate (1) is movably mounted above the bottom plate (801) through four groups of first springs (804) matched with the four groups of limiting vertical rods (802).

6. The anti-blocking water pump for water-saving irrigation of rice fields as claimed in claim 4, wherein: the limiting rods (806) and the grooves (805) are arranged in a cross shape, the four groups of moving blocks (808) are fixedly connected with the four groups of second springs (807) respectively, the four groups of moving blocks (808) are located inside the grooves (805), and the buffer plate (809) is movably mounted between the moving blocks (808) and the bearing plate (1) through two groups of connecting hinges (810).