CN116576156B - Mixed flow pump based on centrifugal force work - Google Patents

Mixed flow pump based on centrifugal force work Download PDF

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Publication number
CN116576156B
CN116576156B CN202310478437.5A CN202310478437A CN116576156B CN 116576156 B CN116576156 B CN 116576156B CN 202310478437 A CN202310478437 A CN 202310478437A CN 116576156 B CN116576156 B CN 116576156B
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CN
China
Prior art keywords
spherical
mixed flow
centrifugal force
connecting piece
shaft
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CN116576156A (en
Inventor
徐祝山
徐鹏程
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Gaoyou Dajiang Pump Industry Co ltd
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Gaoyou Dajiang Pump Industry Co ltd
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid
    • F04D29/42Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44Fluid-guiding means, e.g. diffusers
    • F04D29/46Fluid-guiding means, e.g. diffusers adjustable
    • F04D29/466Fluid-guiding means, e.g. diffusers adjustable especially adapted for liquid fluid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0027Varying behaviour or the very pump

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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 relates to the technical field of mixed flow pumps, and discloses a mixed flow pump working based on centrifugal force, which comprises: the pump body is internally provided with an inner cavity; the transmission shaft is rotatably arranged in the pump body and extends into the inner cavity; the mounting seat is positioned in the inner cavity, the mounting seat is fixedly mounted on the surface of the transmission shaft, a plurality of ball seats are mounted on the surface of the mounting seat in a rotating manner, the centrifugal force-based working mixed flow pump can adjust the multidirectional angle of the guide vane through the design of the mounting seat in the inner cavity of the pump body and the combined design of the ball seat, the spherical connecting piece, the fixed connecting component and the guide vane, so that the centrifugal force and the centrifugal force direction of liquid in the inner cavity are changed, the output lift and the output injection range of the mixed flow pump can be adjusted, and meanwhile, the adjustment of small lift and large flow and the adjustment of large lift and small flow can be realized.

Description

Mixed flow pump based on centrifugal force work
Technical Field
The invention relates to the technical field of mixed flow pumps, in particular to a mixed flow pump working based on centrifugal force.
Background
The mixed flow pump is a pump between the centrifugal pump and the axial flow pump, and the working principle of the mixed flow pump is that after the prime motor drives the impeller to rotate, the centrifugal force and the axial thrust are applied to the liquid, and meanwhile, the liquid is output from the water outlet of the mixed flow pump by utilizing the centrifugal force.
When the mixed flow pump works, under the action of centrifugal force, the output lift and flow of liquid are stable within a certain range, the output power of the mixed flow pump needs to be controlled, the lift and flow of the liquid can be controlled, but when the output power of the mixed flow pump is regulated, the lift and the flow of the mixed flow pump can be synchronously increased or reduced, the liquid output control effect of the mixed flow pump is poor, the liquid at the water outlet end of the mixed flow pump is concentrated on the outer wall of the water outlet under the action of the centrifugal force, and the guiding range of the fluid is difficult to regulate.
Disclosure of Invention
In order to solve the problems that the output power of the mixed flow pump needs to be controlled to control the lift and the flow of liquid, but when the output power of the mixed flow pump is regulated, the lift and the flow of the mixed flow pump can be synchronously increased or reduced, the liquid output control effect of the mixed flow pump is poor, the liquid at the water outlet end of the mixed flow pump is concentrated on the outer wall of the water outlet under the action of centrifugal force, and the guiding range of the fluid is difficult to regulate, the invention is realized by the following technical scheme: a centrifugal force based working mixed flow pump comprising:
The pump body is internally provided with an inner cavity;
The transmission shaft is rotatably arranged in the pump body and extends into the inner cavity;
The installation seat is positioned in the inner cavity, the installation seat is fixedly arranged on the surface of the transmission shaft, a plurality of ball seats are rotatably arranged on the surface of the installation seat, the ball seats are uniformly distributed on the surface of the installation seat in a ring shape, the inner spherical surface of each ball seat is connected with a spherical connecting piece, a fixedly connecting assembly is arranged between the spherical connecting piece and each ball seat, and the fixedly connecting assembly is used for fixedly connecting the spherical connecting piece and each ball seat on a horizontal plane;
The guide vane is fixedly arranged on the surface of the spherical connecting piece, when the ball seat is fixedly connected with the spherical connecting piece, the guide vane can be synchronously driven to rotate by rotating the ball seat, and when the spherical connecting piece is rotationally connected with the spherical surface of the ball seat, the guide vane can be rotated along the spherical center of the spherical connecting piece.
Further, the fixable attachment assembly includes:
The limiting blocks are slidably arranged on the lower spherical surface of the spherical connecting piece, the limiting blocks are distributed in an annular mode, a buffer telescopic rod is arranged at one end, located inside the spherical connecting piece, of each limiting block and used for buffering movement of the limiting block, and a reset spring is arranged between each limiting block and the spherical connecting piece;
The limiting chute is arranged on the inner spherical surface of the ball seat, and the limiting block is matched with the limiting chute;
The briquetting, slidable mounting is in the inside of spherical connecting piece, the side surface of briquetting is spherical, and the spherical of briquetting side surface is corresponding with a plurality of stopper, and when the briquetting was slided to the direction of stopper, the direction removal to spacing spout of stopper can be promoted to make stopper and spacing spout cooperation be in the same place.
Further, an electromagnetic group is arranged in the spherical connecting piece, electromagnetic blocks in the electromagnetic group are distributed on the lower surface of the pressing block and the inner surface of the spherical connecting piece, and the pressing block is driven to move when the electromagnetic blocks in the electromagnetic group are connected with a power supply.
Further, the ball seat is located the surface of the inside one end of mount pad is equipped with the axostylus axostyle, the surface of axostylus axostyle is equipped with conical gear, the surface rotation of transmission shaft is installed and is adjusted the ring gear, adjust the ring gear with a plurality of conical gear meshing on axostylus axostyle surface, the internally mounted of mount pad has and is used for driving and adjusts ring gear pivoted motor.
Further, a sealing cover is fixedly arranged on the surface of the mounting seat, the side edge of the sealing cover is in sealing contact with the inner wall of the inner cavity, a plurality of shaft elements are rotatably arranged on the surface of the sealing cover, and the shaft elements extend to the side surface of the spherical connecting piece;
The guide vane is rotationally connected with the surface of the connecting rod of the spherical connecting piece, a tooth ring is arranged on the side surface of the rotating ring, and the axis of the tooth ring and the circle center of the spherical connecting piece are positioned on a straight line;
The surface of the shaft piece is provided with an adjusting gear meshed with the toothed ring, and the adjusting gear is matched with the toothed ring and can rotate and adjust the guide vane so as to change the included angle between the guide vane and the surface tangent plane of the mounting seat.
Further, the surface of the shaft piece is provided with a transmission gear, the surface of the transmission shaft is rotatably provided with a fluted disc, the fluted disc can be simultaneously meshed with a plurality of shaft piece surface transmission gears, and a motor for driving the fluted disc to rotate is arranged in the sealing cover.
Further, the transmission gear is arranged on the surface of the shaft in a sliding mode along the axis direction of the shaft, the transmission gear is located inside the sealing cover, a plurality of limiting rods are arranged on the surface, close to one side of the inner wall of the sealing cover, of the transmission gear, the limiting rods are matched with limiting holes in the inner wall of the sealing cover, when the limiting rods are matched with the limiting holes, rotation of the shaft can be limited, and therefore an included angle between the guide vane and a tangent plane of the surface of the mounting seat can be kept unchanged.
Further, the one end that the gag lever post is close to the sealed cowling inner wall is equipped with the magnetic path, the inside of sealed cowling inner wall be equipped with the magnetic path looks adaptation electromagnetic ring, electromagnetic ring cooperates with the magnetic path of gag lever post one end, can remove the rotation restriction of shaft member, can make drive gear and fluted disc meshing simultaneously.
Further, a water inlet and a water outlet are formed in the surface of the pump body, and the water inlet and the water outlet are communicated with the inner cavity;
And an impeller is fixedly arranged on the surface of one end of the transmission shaft, which is close to the water inlet.
Compared with the prior art, the invention has the following beneficial effects:
1. This mixed flow pump based on centrifugal force work, but through the design of mount pad in the inner chamber of the pump body and the combined design of ball seat, spherical connecting piece and fixed connection subassembly and guide vane in the mount pad, can adjust the multidirectional angle of guide vane to change the centrifugal force size and the centrifugal force direction of liquid in the inner chamber, thereby can adjust mixed flow pump's output lift and output injection range, can realize the regulation of little lift high-traffic and the regulation of big lift low-traffic simultaneously, mixed flow pump fluid output control adjusts effectually, and the suitability is strong.
2. This mixed flow pump based on centrifugal force work through the inside annular distributed stopper of spherical connecting piece and the spacing spout on ball seat surface's integrated design, can realize that spherical connecting piece and the sphere of ball seat rotate to be connected, can realize the level fixed connection of ball seat and spherical connecting piece simultaneously, is convenient for realize rotating the adjustment along the ball seat axis to the guide vane and rotate the adjustment along the circumference of mount pad to the guide vane.
Drawings
FIG. 1 is a front view of the external structure of a mixed flow pump according to the present invention;
FIG. 2 is a top view of the external structure of the mixed flow pump of the present invention;
FIG. 3 is a front view of the internal structure of the mixed flow pump of the present invention;
FIG. 4 is a schematic view of the distribution structure of the mounting base and the guide vane of FIG. 3 according to the present invention;
FIG. 5 is a front view of the internal structure of the mixed flow pump of the present invention;
FIG. 6 is a schematic view illustrating the distribution structure of the mounting base and the guide vane in FIG. 5 and the internal structure of the mounting base according to the present invention;
FIG. 7 is a schematic view of the structure of FIG. 6A according to the present invention;
FIG. 8 is a schematic view of the mating structure of the ball seat and ball connector of the present invention;
FIG. 9 is a front view of a baffle distribution structure of the present invention;
FIG. 10 is a side view of a baffle distribution structure of the present invention;
FIG. 11 is a side view of a second baffle distribution structure according to the present invention;
FIG. 12 is a side view of a first embodiment of the present invention showing the distribution of the angle between the baffle and the tangential plane of the mounting base;
FIG. 13 is a side view of a second embodiment of the present invention showing the distribution of the angle between the baffle and the tangential plane of the mounting base.
In the figure: 1. a pump body; 2. an inner cavity; 21. a water inlet; 22. a water outlet; 3. a transmission shaft; 4. an impeller; 5. a mounting base; 51. a ball seat; 511. limiting sliding grooves; 512. a shaft lever; 52. a spherical connector; 521. a limiting block; 522. briquetting; 53. a sealing cover; 6. a deflector; 61. a swivel; 62. a toothed ring; 7. adjusting the gear ring; 8. a shaft member; 81. a transmission gear; 811. a limit rod; 812. an electromagnetic ring; 82. an adjusting gear; 9. a fluted disc.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
An example of the centrifugal force-based operation of the mixed flow pump is as follows:
Examples
Referring to fig. 1-13, a centrifugal force-based working mixed flow pump, comprising:
The pump body 1, the inside of the pump body 1 is provided with an inner cavity 2; the surface of the pump body 1 is provided with a water inlet 21 and a water outlet 22, and the water inlet 21 and the water outlet 22 are communicated with the inner cavity 2.
The transmission shaft 3, the inside at the pump body 1 is installed in the rotation of transmission shaft 3, and transmission shaft 3 extends to in the inner chamber 2, and the one end surface fixed mounting that transmission shaft 3 is close to water inlet 21 has impeller 4.
The installation seat 5 is positioned in the inner cavity 2, the installation seat 5 is fixedly arranged on the surface of the transmission shaft 3, a plurality of ball seats 51 are rotatably arranged on the surface of the installation seat 5, the ball seats 51 are uniformly distributed on the surface of the installation seat 5 in a ring shape, spherical connecting pieces 52 are connected to the inner spherical surface of the ball seats 51, and a fixedly connecting component is arranged between the spherical connecting pieces 52 and the ball seats 51 and is used for fixedly connecting the spherical connecting pieces 52 and the ball seats 51 on a horizontal plane;
The fixable attachment assembly includes: the limiting blocks 521 are slidably arranged on the lower spherical surface of the spherical connecting piece 52, the limiting blocks 521 are distributed in a ring shape, a buffer telescopic rod is arranged at one end of the limiting block 521, which is positioned inside the spherical connecting piece 52, and is used for buffering movement of the limiting block 521, and a reset spring is arranged between the limiting block 521 and the spherical connecting piece 52;
The limiting chute 511 is arranged on the inner spherical surface of the ball seat 51, and the limiting block 521 is matched with the limiting chute 511; the pressing block 522 is slidably mounted in the spherical connecting piece 52, the side surface of the pressing block 522 is a spherical surface, the spherical surface of the side surface of the pressing block 522 corresponds to the plurality of limiting blocks 521, and when the pressing block 522 slides towards the limiting blocks 521, the limiting blocks 521 can be pushed to move towards the limiting sliding grooves 511, so that the limiting blocks 521 are matched with the limiting sliding grooves 511.
The inside of the spherical connecting piece 52 is provided with an electromagnetic group, electromagnetic blocks in the electromagnetic group are distributed on the lower surface of the pressing block 522 and the inner surface of the spherical connecting piece 52, and when the electromagnetic blocks in the electromagnetic group are connected with a power supply, the pressing block 522 is driven to move.
The surface that ball seat 51 is located the inside one end of mount pad 5 is equipped with axostylus axostyle 512, and the surface of axostylus axostyle 512 is equipped with the conical gear, and the surface rotation of transmission shaft 3 installs and adjusts ring gear 7, adjusts the conical gear meshing of ring gear 7 and a plurality of axostylus axostyle 512 surface, and the internally mounted of mount pad 5 is equipped with and is used for driving and adjusts ring gear 7 pivoted motor.
The guide vane 6 is fixedly arranged on the surface of the spherical connecting piece 52, when the ball seat 51 is fixedly connected with the spherical connecting piece 52, the guide vane 6 can be synchronously driven to rotate by the rotation of the ball seat 51, and when the spherical connecting piece 52 is rotationally connected with the spherical surface of the ball seat 51, the guide vane 6 can rotate along the spherical center of the spherical connecting piece 52.
Examples
Referring to fig. 1-13, a centrifugal force-based working mixed flow pump, comprising:
The pump body 1, the inside of the pump body 1 is equipped with inner chamber 2, and the surface of the pump body 1 is equipped with water inlet 21 and delivery port 22, and water inlet 21 and delivery port 22 all communicate with inner chamber 2.
The transmission shaft 3, the inside at the pump body 1 is installed in the rotation of transmission shaft 3, and transmission shaft 3 extends to in the inner chamber 2, and the one end surface fixed mounting that transmission shaft 3 is close to water inlet 21 has impeller 4.
The installation seat 5 is arranged in the inner cavity 2, the installation seat 5 is fixedly arranged on the surface of the transmission shaft 3, a plurality of ball seats 51 are rotatably arranged on the surface of the installation seat 5, the ball seats 51 are uniformly distributed on the surface of the installation seat 5 in a ring shape, spherical connecting pieces 52 are connected to the inner spherical surfaces of the ball seats 51, and fixedly connecting components are arranged between the spherical connecting pieces 52 and the ball seats 51 and are used for fixedly connecting the spherical connecting pieces 52 and the ball seats 51 on a horizontal plane.
The guide vane 6 is fixedly arranged on the surface of the spherical connecting piece 52, when the ball seat 51 is fixedly connected with the spherical connecting piece 52, the guide vane 6 can be synchronously driven to rotate by the rotation of the ball seat 51, and when the spherical connecting piece 52 is rotationally connected with the spherical surface of the ball seat 51, the guide vane 6 can rotate along the spherical center of the spherical connecting piece 52.
The surface of the mounting seat 5 is fixedly provided with a sealing cover 53, the side edge of the sealing cover 53 is in sealing contact with the inner wall of the inner cavity 2, the surface of the sealing cover 53 is rotatably provided with a plurality of shaft pieces 8, and the shaft pieces 8 extend to the side surface of the spherical connecting piece 52; the guide vane 6 is rotationally connected with the surface of the connecting rod of the spherical connecting piece 52, the side surface of the rotating ring 61 is provided with a toothed ring 62, and the axis of the toothed ring 62 and the center of the spherical connecting piece 52 are positioned on a straight line; the surface of the shaft 8 is provided with an adjusting gear 82 meshed with the toothed ring 62, and the adjusting gear 82 is matched with the toothed ring 62 to rotationally adjust the guide vane 6 so as to change the included angle between the guide vane 6 and the surface tangent plane of the mounting seat 5.
The surface of the shaft 8 is provided with a transmission gear 81, the surface of the transmission shaft 3 is rotatably provided with a fluted disc 9, the fluted disc 9 can be simultaneously meshed with the transmission gears 81 on the surfaces of the shaft 8, and a motor for driving the fluted disc 9 to rotate is arranged in the sealing cover 53.
The transmission gear 81 is slidably mounted on the surface of the shaft 8 along the axis direction of the shaft 8, the transmission gear 81 is located inside the sealing cover 53, a plurality of limit rods 811 are arranged on the surface, close to the inner wall of the sealing cover 53, of the transmission gear 81, the limit rods 811 are matched with limit holes in the inner wall of the sealing cover 53, when the limit rods 811 are matched with the limit holes, the rotation of the shaft 8 can be limited, and therefore the included angle between the guide vane 6 and the surface tangent plane of the mounting seat 5 can be kept unchanged.
The one end that the gag lever post 811 is close to the inner wall of the sealed housing 53 is equipped with the magnetic path, the inside of inner wall of the sealed housing 53 is equipped with the electromagnetic ring 812 with magnetic path looks adaptation, and the electromagnetic ring 812 cooperates with the magnetic path of gag lever post 811 one end, can remove the rotation restriction of shaft 8, can make drive gear 81 and fluted disc 9 meshing simultaneously.
The working principle of the mixed flow pump is as follows:
when the mixed flow pump is used, the motor equipment is used for driving the transmission shaft 3 to rotate, the transmission shaft 3 drives the impeller 4 and the installation seat 5 to rotate, the installation seat 5 drives the guide vane 6 to rotate, the impeller 4 can generate axial thrust to liquid, the liquid is conveyed into the inner cavity 2 inside the pump body 1, after the liquid enters the inner cavity 2, the liquid can be subjected to centrifugal force by the rotation of the guide vane 6, and the liquid is output from the position of the water outlet 22 under the action of the centrifugal force.
The electromagnetic assembly inside the spherical connecting piece 52 is powered on, the electromagnetic assembly can drive the pressing block 522 to move, the pressing block 522 approaches the limiting block 521 and pushes the limiting block 521 to move, so that one end of a part of the limiting block 521 can be pushed out of the spherical connecting piece 52 and the limiting block 521 is matched with the limiting chute 511, at the moment, the adjusting gear ring 7 is controlled to be driven to rotate through related driving equipment, the adjusting gear ring 7 is meshed with the bevel gear avoided by the shaft rod 512 to drive the ball seat 51 to rotate, the ball seat 51 can drive the guide vane 6 to rotate together under the matching action of the limiting chute 511 and the limiting block 521, and referring to fig. 9, the included angle between the guide vane 6 and the surface where the rotating direction of the mounting seat 5 is located can be adjusted, the smaller the included angle is, the centrifugal force generated by the guide vane 6 is smaller, the included angle is larger, the centrifugal force generated by the guide vane 6 is larger, and therefore the flow speed and the lift of the mixed flow pump can be controlled through adjusting the angle of the guide vane 6.
The electromagnetic ring 812 is powered on, at this time, the electromagnetic ring 812 generates repulsive force on the magnetic block at one end of the limit rod 811, so that the limit rod 811 pushes the transmission gear 81 to move, the transmission gear 81 is meshed with the fluted disc 9, meanwhile, the limit rod 811 is separated from the limit hole in the inner wall of the seal cover 53, at this time, the fluted disc 9 is controlled to rotate through related driving equipment, the fluted disc 9 is meshed with the transmission gear 81, the driving shaft 8 rotates, the shaft 8 drives the adjusting gear 82 to rotate, the adjusting gear 82 is meshed with the toothed ring 62 to drive the guide vane 6 to rotate, at this time, the rotation of the guide vane 6 changes the included angle between the guide vane 6 and the tangential plane of the ball seat 51 corresponding to the surface of the mounting seat 5, the centrifugal force generated by the guide vane 6 on the fluid is different, meanwhile, the conveying direction of the fluid is also different, and the lift of the mixed flow pump and the spraying angle of the liquid when the liquid is output from the water outlet 22 can be controlled through adjusting the included angle.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A centrifugal force based working mixed flow pump comprising: pump body (1), mount pad (5), guide vane (6), impeller (4), its characterized in that:
the pump comprises a pump body (1), wherein an inner cavity (2) is formed in the pump body (1);
The transmission shaft (3) is rotatably arranged in the pump body (1), and the transmission shaft (3) extends into the inner cavity (2);
The mounting seat (5) is positioned in the inner cavity (2), the mounting seat (5) is fixedly arranged on the surface of the transmission shaft (3), a plurality of ball seats (51) are rotatably arranged on the surface of the mounting seat (5), the ball seats (51) are uniformly distributed on the surface of the mounting seat (5) in a ring shape, spherical connecting pieces (52) are connected to the inner spherical surface of the ball seats (51), and a fixedly connecting assembly is arranged between the spherical connecting pieces (52) and the ball seats (51) and is used for fixedly connecting the spherical connecting pieces (52) with the ball seats (51) on a horizontal plane;
the guide vane (6) is fixedly arranged on the surface of the spherical connecting piece (52);
The fixable connection assembly includes:
The limiting blocks (521) are slidably arranged on the lower spherical surface of the spherical connecting piece (52), the limiting blocks (521) are distributed in a ring shape, and a buffer telescopic rod is arranged at one end of the limiting block (521) positioned inside the spherical connecting piece (52);
The limiting chute (511) is arranged on the inner spherical surface of the ball seat (51), and the limiting block (521) is matched with the limiting chute (511);
The pressing block (522) is slidably arranged in the spherical connecting piece (52), the side surface of the pressing block (522) is a spherical surface, and the spherical surface of the side surface of the pressing block (522) corresponds to the limiting blocks (521);
An electromagnetic group is arranged in the spherical connecting piece (52), and electromagnetic blocks in the electromagnetic group are distributed on the lower surface of the pressing block (522) and the inner surface of the spherical connecting piece (52);
the ball seat (51) is located the surface of the inside one end of mount pad (5) is equipped with axostylus axostyle (512), the surface of axostylus axostyle (512) is equipped with bevel gear, adjust ring gear (7) are installed in the surface rotation of transmission shaft (3), adjust ring gear (7) with a plurality of bevel gear meshing on axostylus axostyle (512) surface.
2. The centrifugal force-based working mixed flow pump according to claim 1, wherein a sealing cover (53) is fixedly mounted on the surface of the mounting seat (5), the side edge of the sealing cover (53) is in sealing contact with the inner wall of the inner cavity (2), a plurality of shaft pieces (8) are rotatably mounted on the surface of the sealing cover (53), and the shaft pieces (8) extend to the side surface of the spherical connecting piece (52);
The guide vane (6) is rotationally connected with the surface of the connecting rod of the spherical connecting piece (52) and is provided with a swivel (61), and the side surface of the swivel (61) is provided with a toothed ring (62);
The surface of the shaft (8) is provided with an adjusting gear (82) meshed with the toothed ring (62).
3. The centrifugal force-based working mixed flow pump according to claim 2, wherein a transmission gear (81) is arranged on the surface of the shaft (8), a fluted disc (9) is rotatably arranged on the surface of the transmission shaft (3), and the fluted disc (9) can be meshed with a plurality of transmission gears (81) on the surface of the shaft (8) at the same time.
4. A centrifugal force-based working mixed flow pump according to claim 3, wherein the transmission gear (81) is slidably mounted on the surface of the shaft (8) along the axial direction of the shaft (8), the transmission gear (81) is located inside the sealing cover (53), a plurality of limit rods (811) are arranged on the surface, close to one side of the inner wall of the sealing cover (53), of the transmission gear (81), and the limit rods (811) are matched with limit holes in the inner wall of the sealing cover (53).
5. The centrifugal force-based working mixed flow pump according to claim 4, wherein a magnetic block is arranged at one end of the limit rod (811) close to the inner wall of the sealing cover (53), and an electromagnetic ring (812) matched with the magnetic block is arranged inside the inner wall of the sealing cover (53).
6. The centrifugal force-based working mixed flow pump according to claim 5, wherein the surface of the pump body (1) is provided with a water inlet (21) and a water outlet (22), and the water inlet (21) and the water outlet (22) are communicated with the inner cavity (2); an impeller (4) is fixedly arranged on the surface of one end of the transmission shaft (3) close to the water inlet (21).
CN202310478437.5A 2023-04-28 2023-04-28 Mixed flow pump based on centrifugal force work Active CN116576156B (en)

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CN116576156B true CN116576156B (en) 2024-04-26

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CN201416567Y (en) * 2009-05-20 2010-03-03 长沙天鹅工业泵股份有限公司 Impeller member of mechanically-regulated vertical diagonal flow pump
CN109654062A (en) * 2017-10-12 2019-04-19 曲世友 A kind of mixed-flow pump
CN212508962U (en) * 2020-06-19 2021-02-09 湖北中金长河环境科技有限公司 Axial-flow pump blade angle adjusting device
CN114576199A (en) * 2020-12-01 2022-06-03 浙江盾安人工环境股份有限公司 Drive shaft assembly
CN112460030A (en) * 2021-01-29 2021-03-09 北京敦益科技有限公司 Adjustable self-suction type sewage pump and using method thereof
WO2023019843A1 (en) * 2021-08-19 2023-02-23 鑫磊压缩机股份有限公司 Magnetic suspension axial flow fan having guide vane regulator
CN115778697A (en) * 2022-10-25 2023-03-14 扬州博佳医疗器械有限公司 Tire for wheelchair capable of climbing stairs
CN218454845U (en) * 2022-10-31 2023-02-07 连云港石化有限公司 Guide vane adjusting control device

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