CN107906044A

CN107906044A - A kind of high-pressure hydraulic pump impeller

Info

Publication number: CN107906044A
Application number: CN201711402049.XA
Authority: CN
Inventors: 刘坤; 陆军; 王峰; 高兵; 陆辉
Original assignee: Hefei Anlu Light Industrial Machinery Co Ltd
Current assignee: Hefei Anlu Light Industrial Machinery Co Ltd
Priority date: 2017-12-22
Filing date: 2017-12-22
Publication date: 2018-04-13

Abstract

The present invention provides a kind of high-pressure hydraulic pump impeller, including wheel disc, it is arranged vertically on the tubulose axle of wheel disk center and is integrally formed with wheel disc and is arranged symmetrically in multiple blades of tubulose axle surrounding, blade includes the vertical half vane perpendicular to wheel disc and the spiral half vane being molded as one with vertical half vane, the upper end of spiral half vane is provided with coniform blade end cap, the top of blade end cap is provided with inlet opening, inlet opening is provided circumferentially about to be had and is integrally formed with blade end cap and in the diversion pipe of convex vertical, high-pressure hydraulic pump impeller provided by the invention changes stressing conditions of the blade to water by varying blade construction, so that the centrifugal force acted on originally on water pump pump case is converted on axial direction to the thrust of water, improve the hydraulic pressure that water pump fetches water speed and water pump is fetched water, that is the total (pumping) head of water pump.

Description

A kind of high-pressure hydraulic pump impeller

Technical field

The present invention relates to water pump technology, more particularly to a kind of high-pressure hydraulic pump impeller.

Background technology

In daily life, it is often necessary to take the clear water in well, be all under normal circumstances connected with the mains with down-hole water pump it is logical Piping is connected to user's interior room auto-watering, and the water pump of underground has a certain altitude apart from ground, and the user that pipeline is communicated to It is probably Stall, it may be possible to ten buildings, Shi Wulou, and in this process, the highly desirable hydraulic pressure support that water rises in pipeline, and Produce hydraulic pressure is exactly water pump nothing but, so, the size that a water pump produces hydraulic pressure determines the height that can convey water, for For high-rise user, supply water just into one it is very severe the problem of, most users are all utilized in attic construction one A storing water in water tank mode gives supply water, and high-level user generally uses booster station, using more water pump parallel connections, according in pipe network Pressure change starts or stops water pump to adjust the pressure in pipe network, because of the unstable of ductwork pressure sometimes and caused by water pump fetch water Power is short of power, and not only have impact on speed of fetching water, but also compromises water pump, meanwhile, using booster station fetch water with specific Speed of fetching water is fast, separate unit water pump that hydraulic pressure is sufficient is compared, the equipment of purchase not only fetch water but also compared with power consumption by somewhat expensive.

Water pump of the prior art using immersible pump, deep well pump, is made of pump case, impeller, pump shaft, pump bracket etc. mostly, is risen Rotating impeller drives the water in pump to rotate at a high speed after dynamic, and water makees centrifugal movement, outwards throws away and be pressed into outlet pipe, water is got rid of After going out, the pressure near impeller reduces, and a low-pressure area is just formed near shaft, and pressure here is more much lower than atmospheric pressure, The water of outside just under atmospheric pressure, is washed bottom valve open and is entered from water inlet pipe in pump, and the water rushed in is revolving at a high speed with impeller It is thrown out of again in turning, and is pressed into outlet pipe, impeller constantly rotates at a high speed under engine drive, and water is just continuously from lower It is pumped to eminence；This water pump is made during centrifugal movement outwards throws away and be pressed into outlet pipe in water, the centrifugation that water pump produces Power is substantially all in the inner radial wall for the pump case for acting on water pump because of the reason for blade, rather than acts on the axial direction of pump case i.e. On the direction of water pipe extension so that a big chunk centrifugal force is depleted, and is not used, so that the speed that water pump is fetched water It is small, hydraulic pressure is low.

The content of the invention

It is an object of the present invention to provide the high-pressure hydraulic pump impeller that a kind of speed of fetching water is fast, hydraulic pressure is high.

In order to achieve the above object, the technical solution adopted by the present invention is：A kind of high-pressure hydraulic pump impeller, including it is wheel disc, vertical It is arranged in the tubulose axle of wheel disk center and is integrally formed with wheel disc and is arranged symmetrically in multiple blades of tubulose axle surrounding, it is described Blade includes the vertical half vane and the spiral half vane that is molded as one with vertical half vane perpendicular to wheel disc, and described spiral half The upper end of blade is provided with coniform blade end cap, and the top of the blade end cap is provided with inlet opening, the inlet opening circle It is provided with and is integrally formed with blade end cap and in the diversion pipe of convex vertical on week.

Further, the maximum gauge of the blade end cap is more than the diameter of wheel disc, and one end of the blade is positioned at water inlet At bore edges, the other end of blade extends wheel plate edge and between blade end cap edge and wheel plate edge.

Further, the vertical angle between half vane and spiral half vane is between 110 ° ~ 170 °.

Further, the inner wall radial section of the tubulose axle is in regular hexagon.

Further, the quantity of the blade is six.

Compared with prior art, the present invention has following technique effect：High-pressure hydraulic pump impeller provided by the invention is by varying leaf Wheel construction, optimizes stressing conditions of the water on impeller so that the centrifugal force acted on originally on water pump pump case is converted into axial direction To the thrust of water on direction, the hydraulic pressure that water pump fetches water speed and water pump is fetched water is improved so that many users are without again with pressurization Pumping plant, more water pump parallel connections are fetched water, and have not only saved the power consumption that water pump is fetched water, but also save the installation cost for buying unnecessary water pump With.

Brief description of the drawings

Fig. 1 is the structure diagram of high-pressure hydraulic pump impeller of the present invention；

Fig. 2 is the bottom view of high-pressure hydraulic pump impeller of the present invention；

Fig. 3 is high-pressure hydraulic pump impeller on sectional views of the Fig. 2 along A-A；

Fig. 4 is high-pressure hydraulic pump pump case schematic diagram of the present invention；

Fig. 5 is high-pressure hydraulic pump blade schematic diagram of the present invention.

Embodiment

In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right The present invention is further elaborated, it will be appreciated that and the specific embodiments described herein are merely illustrative of the present invention, and It is not used in the restriction present invention.

As shown in Fig. 1-3 and Fig. 5, a kind of high-pressure hydraulic pump impeller, it is characterised in that：Including wheel disc 10, it is arranged vertically on wheel The tubulose axle 20 at 10 center of disk and it is integrally formed with wheel disc 10 and is arranged symmetrically in multiple blades 30 of 20 surrounding of tubulose axle, institute Stating blade 30 includes the vertical half vane 31 perpendicular to wheel disc 10 and the spiral half vane being molded as one with vertical half vane 31 32, the upper end of the spiral half vane 32 is provided with coniform blade end cap 40, and the top of the blade end cap 40 is provided with Inlet opening 41, the inlet opening 41 is provided circumferentially about to be had and is integrally formed with blade end cap 40 and in the diversion pipe of convex vertical 50；As described in Figure 2, high-pressure hydraulic pump impeller rotates clockwise, and high-pressure hydraulic pump impeller is first invaded in water when in use, utilizes high pressure water 30 inner wall of blade of impeller of pump（The one side of protrusion）Water is thrown away, utilizes 30 outer wall of blade（Recessed one side）Water of compaction, vertical cloth It is the armature spindle for assembling pump motor to put the tubulose axle 20 at 10 center of wheel disc, connects power source, blade 30 and wheel disc 10 It is connected as a single entity and is arranged symmetrically in 20 surrounding of tubulose axle so that band movable vane piece 30 rotates while wheel disc 10 rotates, and is arranged symmetrically Blade 30 on wheel disc 10 uniform force, blade 30 include perpendicular to wheel disc 10 vertical half vane 31 and with vertical half vane The 31 spiral half vanes 32 being molded as one, vertical half vane 31 are in arcuation, by vertical half vane 31 and spiral 32 knot of half vane It is combined, changes the situation for there was only spiral half vane 32 in the past, vertical half vane 31 is incorporated in one with spiral half vane 32 Rise, pump case 60 is provided with the outside of high-pressure hydraulic pump impeller so that what the water in script water pump was subject to acts on the radial direction of pump case 60 Centrifugal force on inner wall, which is converted into, to be acted on the axial direction of pump case 60 so that and centrifugal force is converted into the thrust to water, so that So that speed height, the hydraulic pressure of generation that water pump is fetched water are high, coniform blade end cap 40 is connected as a single entity with spiral half vane 32, altogether Acted on to water, increase the hydraulic pressure of the side where spiral half leaf of blade end cap 40, so that higher hydraulic pressure is produced, blade end cap 40 Top be provided with inlet opening 41, inlet opening 41 it is provided circumferentially about have be integrally formed with blade end cap 40 and be in convex vertical Diversion pipe 50, inlet opening 41 and diversion pipe 50 are the water inlets that water pump is fetched water, and diversion pipe 50 guides dampening to enter the side of water pump To playing guiding function to current.

Further, the preferred embodiment as the present invention, as shown in Figs. 1-3, the maximum gauge of the blade end cap 40 is big In the diameter of wheel disc 10, one end of the blade 30 is located at 41 edge of inlet opening, and the other end of blade 30 extends wheel disc 10 Edge and between 10 edge of 40 edge of blade end cap and wheel disc；The maximum gauge of blade end cap 40 is more than the straight of wheel disc 10 Footpath, one end of blade 30 are located at 41 edge of inlet opening, and the other end of blade 30 extends 10 edge of wheel disc and is located at blade end Between 10 edge of 40 edge of lid and wheel disc, water is gushed out between blade end cap 40 and wheel disc 10, and the blade 30 of rotation can add The flow velocity of flood, so that the hydraulic pressure increase of water, meanwhile, the radius of wheel disc 10 is smaller, facilitates current from wheel disc 10 and pump case Impacted at cavity between 60 in outlet pipe, and the diameter of blade end cap 40 is more than the diameter of wheel disc 10, blade end cap 40 is right Play the role of storage and water blockoff into the water in high-pressure hydraulic pump impeller, i.e., the water blocking entered at high-pressure hydraulic pump impeller 10 lived, So that blade 30 accelerates the flowing of water to improve the pressure of water, the pressure being subject on pressure and blade end cap 40 on the water is acted on Interaction forms the relation of active force and reaction force so that water is subject to the thrust of blade end cap 40 and along outlet pipe Flow in direction.

Further, the preferred embodiment as the present invention, as shown in Fig. 3,5, the vertical half vane 31 and spiral half leaf Angle between piece 32 is between 110 ° ~ 170 °；Angle vertically between half vane 31 and spiral half vane 32 is excessive or too small Active force of the blade 30 to water will be affected, the angle between vertical half vane 31 and spiral half vane 32 is excessive, blade 30 It will be similar to the shape of spiral half vane 32, the angle between vertical half vane 31 and spiral half vane 32 is too small, and blade 30 will It is similar to the shape of vertical half vane 31, no matter single vertical half vane 31 or single spiral half vane 32 are to the active force of water Direction is all more single, its effect is all different from the combination of vertical half vane 31 and spiral half vane 32, spiral half vane 32 " scooping up " can be carried out to water, vertical half vane 31 plays the role of water " to push away " forward, and a shovel one pushes away the flow velocity that can accelerate water, adds Pressure suffered by flood, meanwhile, vertical half vane 31 will be a certain included angle with spiral half vane 32 so that blade 30 easily will Water " is caught ", is then pushed forward.

Further, the preferred embodiment as the present invention, as shown in Fig. 1,2,4, the inner wall of the tubulose axle 20 is radially cut Face is in regular hexagon, and inner wall radial section is arranged to the armature spindle and high pressure water that regular hexagon facilitates high-pressure hydraulic pump motor Impeller of pump connects, and torque can be transmitted to high-pressure hydraulic pump impeller by armature spindle well, drive high-pressure hydraulic pump wheel rotation, and fill With convenient, effective.

Further, the preferred embodiment as the present invention, as shown in Fig. 2,5, the quantity of the blade 30 is six, by leaf The quantity of piece 30 is arranged to six, is because the quantity of blade 30 is excessively sparse, the flow velocity and pressure of water in high-pressure hydraulic pump are carried Height is not it is obvious that the quantity of blade 30 is excessively intensive so that high-pressure hydraulic pump reservoir storage is few, even if water flow velocity is fast, can not also be improved The flow of water pump in unit interval, so the quantity of blade 30 is arranged to six most preferably.

The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention All any modification, equivalent and improvement made within refreshing and principle etc., should all be included in the protection scope of the present invention.

Claims

A kind of 1. high-pressure hydraulic pump impeller, it is characterised in that：Including wheel disc（10）, be arranged vertically on wheel disc（10）The tubulose axle at center （20）And and wheel disc（10）It is integrally formed and is arranged symmetrically in tubulose axle（20）Multiple blades of surrounding（30）, the blade （30）Including perpendicular to wheel disc（10）Vertical half vane（31）With with vertical half vane（31）Spiral half leaf being molded as one Piece（32）, the spiral half vane（32）Upper end be provided with coniform blade end cap（40）, the blade end cap（40）'s Top is provided with inlet opening（41）, the inlet opening（41）It is provided circumferentially about to have and blade end cap（40）It is integrally formed and in convex vertical The diversion pipe of formula arrangement（50）.
2. high-pressure hydraulic pump impeller according to claim 1, it is characterised in that：The blade end cap（40）Maximum gauge it is big In wheel disc（10）Diameter, the blade（30）One end be located at inlet opening（41）Edge, blade（30）The other end extension Go out wheel disc（10）Edge is simultaneously located at blade end cap（40）Edge and wheel disc（10）Between edge.
3. high-pressure hydraulic pump impeller according to claim 1, it is characterised in that：The vertical half vane（31）With spiral half leaf Piece（32）Between angle between 110 ° ~ 170 °.
4. high-pressure hydraulic pump impeller according to claim 1, it is characterised in that：The tubulose axle（20）Inner wall radial section In regular hexagon.
5. high-pressure hydraulic pump impeller according to claim 1, it is characterised in that：The blade（30）Quantity be six.