CN216767896U

CN216767896U - Suction pump with good sealing performance

Info

Publication number: CN216767896U
Application number: CN202123335838.0U
Authority: CN
Inventors: 朱亮亮
Original assignee: Foshan Nanhai Jingnuo Aquatic Equipment Co ltd
Current assignee: Foshan Nanhai Jingnuo Aquatic Equipment Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-06-17
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a water suction pump with good sealing performance, and relates to the technical field of water suction pumps. According to the utility model, under the rotation action of the guide impeller, fluid vortex is formed inside the water inlet pipe end, so that under the action of negative pressure, water flow can enter the water inlet pipe end in an accelerated manner, and the pressure of the high-pressure water flow on the joint of the water hose pipe joint and the water inlet pipe end can be reduced, so that the phenomenon of air leakage caused by continuous impact of the high-pressure water flow on a fastening hoop at the joint is avoided, and the normal working and use of the water suction pump are ensured.

Description

Suction pump with good sealing performance

Technical Field

The utility model relates to the technical field of water pumps, in particular to a water pump with good sealing performance.

Background

The water pump is a machine for conveying liquid or pressurizing liquid, which transmits the mechanical energy of a prime motor or other external energy to the liquid to increase the energy of the liquid, is mainly used for conveying the liquid including water, oil, acid-base liquid, emulsion, suspoemulsion, liquid metal and the like, and can also convey liquid, gas mixture and liquid containing suspended solids, and the technical parameters of the performance of the water pump include flow, suction lift, shaft power, water power, efficiency and the like; the pump can be divided into a volume water pump, a vane pump and the like according to different working principles.

When the existing water delivery pump is used, a water hose is connected with a water inlet pipe joint of the water delivery pump, and then the water hose is fastened through a hoop, water in a river or a specified container or a water area can be pumped into the water suction pump under the action of the water delivery pump per se and conveyed to a specified area, however, the water suction pump has the following problems when conveying high-pressure water: the high-pressure water flow has high pressure, so that the pressure on the joint of the water suction pump and the water hose connector is high, and under the action of continuous impact of water pressure, the hoop joint is easy to loosen to cause air leakage at the joint, so that the water suction pump idles to influence the normal work of the water suction pump.

Therefore, it is necessary to provide a water pump with good sealing performance to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to: the utility model provides a water pump with good sealing performance, aiming at solving the problem that the normal work of the water pump is affected by the idle running of the water pump due to the fact that the hoop of the pipeline joint is loosened easily because the impact pressure of water flow at the joint is larger when the water inlet pipe joint and the water hose pipe joint of the water pump are used for conveying high-pressure water flow.

(II) technical scheme

The utility model specifically adopts the following technical scheme for realizing the purpose:

a water suction pump with good sealing performance comprises a water suction pump main body, wherein a water inlet pipe end is arranged at the left end of the water suction pump main body, a water outlet pipe end is arranged at the right end of the water suction pump main body, an annular support is welded to the inner wall of the water inlet pipe end, a supporting rod is fixedly connected to the inner side of the annular support, and one end, far away from the annular support, of the supporting rod is fixedly connected with a rotating center ring;

a rotating central rod is rotatably connected inside a rotating hole of the rotating central ring, a connecting ring is fixedly connected outside the rotating central rod, a guide vane wheel is fixedly connected outside the connecting ring, the guide vane wheel is an inclined blade, and the guide vane wheel is inclined towards the direction close to the rotating central ring;

the one end fixedly connected with that rotates center core rod and keep away from the center of rotation ring filters the cutter, rotate the one end that center core rod is close to filtering the cutter and rotate and connect in the inside of filtering the guide ring, filter the center that the guide ring set up at filtering center otter board, filter center otter board fixed connection in the inside of support ring.

Furthermore, the two sides of the guide vane wheel protrude outwards to form cambered surfaces, and the angle of the guide vane wheel from the connecting ring to the edge cambered surfaces of the guide vane wheel is gradually increased.

Furthermore, the number of the blades of the guide vane wheel is three, and the blades of the three guide vane wheels are arranged around the center circumference of the connecting ring.

Furthermore, the outer center of the filtering cutter protrudes outwards to form a cambered surface, and a vertical gap of 1MM is reserved between the cutting edge opening of the filtering cutter and the filtering surface of the filtering center screen plate.

Furthermore, the support ring is fixedly connected to the inner wall of the water inlet pipe end, and the diameters of the outer rings of the support ring and the annular support are matched with the diameter of the inner wall of the water inlet pipe end.

Furthermore, the water inlet pipe end is in threaded connection with the hose pipe joint through six connecting bolts, and the connecting bolts are arranged around the circle center of the hose pipe joint.

Further, the bottom of suction pump main part is provided with motor support frame, motor support frame and installing support fixed connection.

(III) advantageous effects

The utility model has the following beneficial effects:

1. when the water suction pump is used, high-pressure water flow enters from the water hose pipe joint and then enters the interior of the water inlet pipe end through the filter meshes of the filter center screen plate, the guide impeller which is obliquely arranged drives the rotating center rod to rotate under the pressure of the high-pressure water flow, and fluid vortex is formed in the interior of the water inlet pipe end under the rotation action of the guide impeller, so that the water flow can enter the interior of the water inlet pipe end in an accelerated manner under the action of negative pressure, the pressure of the high-pressure water flow on the joint of the water hose pipe joint and the water inlet pipe end can be reduced, the phenomenon of air leakage caused by continuous impact of the high-pressure water flow on a fastening hoop at the joint is avoided, and the normal working and using of the water suction pump are ensured.

2. According to the utility model, the filtering cutter is driven to rotate by the rotating central rod under the rotating action of the rotating central rod, so that the filtering cutter continuously rotates, when waterweeds or plastic bags are attached to the surface of the filtering central screen plate, the waterweeds or the plastic bags can be cut open by the cutting edge of the filtering cutter, the filtering water inlet holes of the filtering central screen plate are prevented from being blocked by the cutting edge, the normal use of the water pump main body is further ensured, the outer center of the filtering cutter protrudes outwards to form a cambered surface for reducing the resistance of water flow to the filtering cutter in the rotating process, and the support ring and the annular support are arranged for improving the stability of the whole set of device in the operating process.

3. According to the utility model, the installation support is arranged for conveniently installing and fixing the motor support frame installed at the lower end of the water suction pump main body, so that the short circuit caused by the fact that the electric drive assembly of the water suction pump main body is immersed due to the lower installation position of the water suction pump main body is avoided.

Drawings

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

FIG. 2 is a schematic diagram of a front view configuration of the present invention;

FIG. 3 is a schematic view of the structure of the diversion driving mechanism of the present invention;

FIG. 4 is a schematic view of the annular holder and support ring connection of the present invention;

FIG. 5 is a schematic view of a screen attachment configuration for a filtration center of the present invention.

Reference numerals: 1. a water pump main body; 2. a water inlet pipe end; 3. the end of the water outlet pipe; 4. an annular support; 5. a support bar; 6. a rotating center ring; 7. rotating the central rod; 8. a connecting ring; 9. a guide vane wheel; 10. filtering the cutter; 11. a filter guide ring; 12. filtering the central screen plate; 13. a support ring; 14. a hose coupling; 15. a motor support frame; 16. and (7) mounting a bracket.

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.

Example 1

Referring to fig. 1-5, a water pump with good sealing performance comprises a water pump body 1, a water inlet pipe end 2 is arranged at the left end of the water pump body 1, the joint of the water inlet pipe end 2 is vertically downward, is used for conveniently cleaning sundries blocked on the filter center screen plate 12 after the hose connector 14 is disassembled, under the action of the gravity of sundries, the blocked sundries can easily fall off from the filtering center screen plate 12, and the water intake pipe end 2 is in threaded connection with the hose pipe joint 14 through six connecting bolts, the connecting bolts are circumferentially arranged about the circle center of the hose pipe joint 14, the right end of the water suction pump main body 1 is provided with a water outlet pipe end 3, the inner wall of the water intake pipe end 2 is welded with an annular support 4, the inner side of the annular support 4 is fixedly connected with a support rod 5, and one end of the support rod 5, which is far away from the annular support 4, is fixedly connected with a rotating center ring 6;

a rotating central rod 7 is rotatably connected inside a rotating hole of the rotating central ring 6, a connecting ring 8 is fixedly connected outside the rotating central rod 7, a guide vane wheel 9 is fixedly connected outside the connecting ring 8, the guide vane wheel 9 is an inclined vane, the guide vane wheel 9 inclines towards the direction close to the rotating central ring 6, two sides of the guide vane wheel 9 bulge outwards to form an arc surface, the angle of the guide vane wheel 9 from the connecting ring 8 to the edge arc surface of the guide vane wheel 9 is gradually increased, the number of the vanes of the guide vane wheel 9 is three, and the vanes of the three guide vane wheels 9 are arranged around the center circumference of the connecting ring 8;

one end of the rotating center rod 7 far away from the rotating center ring 6 is fixedly connected with a filtering cutter 10, one end of the rotating center rod 7 near the filtering cutter 10 is rotatably connected in a filtering guide ring 11, the filtering guide ring 11 is arranged at the center of a filtering center screen plate 12, and the filtering center screen plate 12 is fixedly connected in a support ring 13.

In this embodiment, when using, high-pressure rivers get into from hosepipe coupling 14, then the inside of intaking pipe end 2 is entered into through the filtration mesh of filtering center otter board 12, under high-pressure rivers's pressure, the guide vane wheel 9 that the slope set up drives and rotates well core rod 7 and rotates, under guide vane wheel 9's rotation effect, inside at intaking pipe end 2 forms the fluid vortex, then under the negative pressure effect, rivers can accelerate the inside that gets into intaking pipe end 2, thereby can reduce the pressure of high-pressure rivers to hosepipe coupling 14 and the junction of intaking pipe end 2, thereby the fastening staple bolt of junction has been avoided appearing the gas leakage phenomenon because of high-pressure rivers constantly assault down, the normal work of suction pump is used has been guaranteed.

Example 2

Referring to fig. 3-4, the present embodiment is further optimized based on embodiment 1, specifically, the outer center of the filtering cutter 10 protrudes outward to form an arc surface, and a vertical gap of 1MM is left between the cutting edge of the filtering cutter 10 and the filtering surface of the filtering center screen 12.

Specifically, the support ring 13 is fixedly connected to the inner wall of the water inlet pipe end 2, and the diameters of the outer rings of the support ring 13 and the annular bracket 4 are matched with the diameter of the inner wall of the water inlet pipe end 2.

In this embodiment, through under the effect of rotating center core rod 7, rotating center core rod 7 and driving and filtering cutter 10 and rotate to filter cutter 10 and constantly rotate, when the surface of filtering center otter board 12 is adhered to and has pasture and water or plastic bag, the cutting edge of filtering cutter 10 can cut pasture and water or plastic bag, avoids its filtration inlet opening of blockking up filtering center otter board 12, further assurance suction pump main part 1's normal use, the outside center of filtering cutter 10 outwards swells and forms the cambered surface for reduce rivers to filter cutter 10 and rotate the resistance of in-process, set up support ring 13 and ring carrier 4 and be used for improving the stability of whole device operation process.

Example 3

Referring to fig. 1-2, the present embodiment is optimized based on the embodiment 1 or 2, specifically, a motor support frame 15 is disposed at the bottom of the water pump main body 1, and the motor support frame 15 is fixedly connected to the mounting bracket 16.

In this embodiment, through setting up erection bracing 16 for the motor support frame 15 of convenient installation to the lower extreme installation of suction pump main part 1 is installed fixedly, thereby avoids the mounted position of suction pump main part 1 lower and causes the electric drive subassembly of suction pump main part 1 short circuit that soaks.

In summary, the following steps: in the utility model, when in use, high-pressure water flow enters from the water hose pipe joint 14 and then enters the interior of the water inlet pipe end 2 through the filtering meshes of the filtering center screen plate 12, the guide vane wheel 9 which is obliquely arranged drives the rotating center rod 7 to rotate under the pressure of the high-pressure water flow, and fluid vortex is formed in the interior of the water inlet pipe end 2 under the rotating action of the guide vane wheel 9, so that the water flow can enter the interior of the water inlet pipe end 2 in an accelerating way under the action of negative pressure, thereby reducing the pressure of the high-pressure water flow on the joint of the water hose pipe joint 14 and the water inlet pipe end 2, avoiding the phenomenon of air leakage caused by the continuous impact of the high-pressure water flow at the fastening hoop of the joint, ensuring the normal working use of the water pump, and rotating the center rod 7 to drive the filtering cutter 10 to rotate, thereby enabling the filtering cutter 10 to rotate continuously, when having pasture and water or plastic bag when filtering the surface attachment of center otter board 12, the cutting sword of filtering cutter 10 can open pasture and water or plastic bag, avoids its filtration inlet opening that blocks up filtering center otter board 12, further assurance suction pump main part 1's normal use, the outside arch formation cambered surface in center of filtering cutter 10 for reduce rivers and to filtering the resistance of cutter 10 rotation in-process, set up support ring 13 and annular support 4 and be used for improving the stability of whole equipment operation process, through setting up erection bracing 16, be used for conveniently installing fixedly the motor support frame 15 of suction pump main part 1 lower extreme installation, thereby avoid suction pump main part 1's mounted position lower and cause suction pump main part 1's electric drive subassembly short circuit that soaks.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, and the scope of the present invention is defined by the appended claims, and all structural changes that can be made by using the contents of the description and the drawings of the present invention are intended to be covered by the scope of the present invention.

Claims

1. The utility model provides a suction pump with leakproofness is good, includes suction pump main part (1), the left end of suction pump main part (1) is provided with into water pipe end (2), the right-hand member of suction pump main part (1) is provided with out water pipe end (3), its characterized in that: an annular support (4) is welded on the inner wall of the water inlet pipe end (2), a support rod (5) is fixedly connected to the inner side of the annular support (4), and a rotating center ring (6) is fixedly connected to one end, far away from the annular support (4), of the support rod (5);

a rotating central rod (7) is rotatably connected inside a rotating hole of the rotating central ring (6), a connecting ring (8) is fixedly connected to the outside of the rotating central rod (7), a guide vane wheel (9) is fixedly connected to the outside of the connecting ring (8), the guide vane wheel (9) is an inclined blade, and the guide vane wheel (9) is inclined towards the direction close to the rotating central ring (6);

rotate well core rod (7) and keep away from one end fixedly connected with of rotation center ring (6) and filter cutter (10), rotate well core rod (7) and be close to the one end rotation of filtering cutter (10) and connect in the inside of filtering guide ring (11), filter guide ring (11) and set up the center at filter center otter board (12), filter center otter board (12) fixed connection is in the inside of support ring (13).

2. The water pump with good sealing performance as claimed in claim 1, wherein: the two sides of the guide vane wheel (9) are outwards protruded to form arc surfaces, and the angle of the guide vane wheel (9) to the edge arc surfaces of the guide vane wheel (9) from the connecting ring (8) is gradually increased.

3. The water pump with good sealing performance as claimed in claim 2, wherein: the number of the blades of the guide vane wheel (9) is three, and the blades of the three guide vane wheels (9) are arranged around the center circumference of the connecting ring (8).

4. The water pump with good sealing performance as claimed in claim 1, wherein: the outer center of the filtering cutter (10) protrudes outwards to form an arc surface, and a vertical gap of 1MM is reserved between a cutting edge opening of the filtering cutter (10) and a filtering surface of the filtering center screen plate (12).

5. The water pump as claimed in claim 4, wherein: the support ring (13) is fixedly connected to the inner wall of the water inlet pipe end (2), and the diameters of the outer rings of the support ring (13) and the annular support (4) are matched with the diameter of the inner wall of the water inlet pipe end (2).

6. The water pump with good sealing performance as claimed in claim 1, wherein: the water inlet pipe end (2) is in threaded connection with the hose pipe joint (14) through six connecting bolts, and the connecting bolts are arranged around the circle center of the hose pipe joint (14).

7. The water pump with good sealing performance as claimed in claim 1, wherein: the water suction pump is characterized in that a motor support frame (15) is arranged at the bottom of the water suction pump main body (1), and the motor support frame (15) is fixedly connected with a mounting support (16).