CN206329546U

CN206329546U - A kind of immersible pump volute

Info

Publication number: CN206329546U
Application number: CN201621296687.9U
Authority: CN
Inventors: 卢文华
Original assignee: Zhejiang Lei Special Submersible Pump Co Ltd
Current assignee: Zhejiang Lei Special Submersible Pump Co Ltd
Priority date: 2016-11-30
Filing date: 2016-11-30
Publication date: 2017-07-14
Anticipated expiration: 2026-11-30

Abstract

The utility model discloses a kind of immersible pump volute, its drip irrigation device is to include housing and the stator in housing, stator includes main body, main body includes lower surface and upper surface, the edge of lower surface is provided with stator, stator is made up of some arc shaped blades, and arc shaped blade is set along body rim is outward-dipping, and the first flow that current pass through is formed between two adjacent arc shaped blades；It is provided with arc fin on lower surface, one end of arc fin is connected to the exit of first flow and to the centroclinal distribution of main body, is formed between the end of arc fin between circular trough, two adjacent arc fins and form the second flow channel that current pass through；The edge of arc shaped blade is fitted with the side wall of housing, and arc fin fits with housing, and the center of housing is provided with delivery port, is discharged by the water of second flow channel by delivery port.By above-mentioned setting, reasonable in design can realize good drainage effect, possess high efficiency.

Description

A kind of immersible pump volute

Technical field

The utility model is related to immersible pump field, more particularly to a kind of immersible pump volute.

Background technology

Immersible pump is the visual plant of deep-well water lift, and whole unit is pulled the plug work when using, and underground water is extracted Earth's surface, it is adaptable to the field such as domestic water, mine are speedily carried out rescue work, industry cooling, field irrigation, seawater lift, steamer tune load.

When in use, impeller rotates at a high speed immersible pump after turn on pump, and the liquid in immersible pump rotates together with impeller, from In the presence of mental and physical efforts, liquid flies away from impeller and outwards projected, and the liquid of injection can be by discharging at volute to outside the pump housing.

Notification number discloses a kind of guide vane of water pump for CN203717472U Chinese patent, including stator disk and at least one Guide vane, stator disk center sets axis hole and sets circular boss, circular boss madial wall and axis hole madial wall along axis hole It is flush, circumference of the guide vane along stator disk is uniformly arranged on the one side of stator disk, and every two adjacent guide vane and side Between form fluid passage, fluid passage includes being located at the outlet of the import and inner side on the outside of stator disk, and the width of outlet is more than Entrance width, the exit of the fluid passage is set and pod apertures is set on deflector, deflector, and stator disk another side is set First convex tendon and the second convex tendon, the first convex tendon is with flow guiding disc to be arranged concentrically, and the second convex tendon is in divergent shape along water conservancy diversion disk center Set.

By setting the first convex tendon and the second convex tendon to strengthen the intensity of stator disk in this application file, and current are being led It is to be flowed by pod apertures when being moved in leaf dish, current, can be by face where flowing to the convex tendon of stator disk first and the second convex tendon Stop to the first convex tendon and the second convex tendon causes current to pass through not in time.

Utility model content

In view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of immersible pump volute, the volute Current can be realized by timely, outlet effect is excellent.

Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of immersible pump volute, Include housing, the housing, which includes, is provided with stator in upper shell and lower house, the lower house, the stator and upper casing Impeller is equipped between body, the stator includes main body, and the main body includes close to lower house lower surface and close to upper casing Body upper surface, the edge of the upper surface is provided with boss, and the boss edge is evenly distributed with some arc shaped blade compositions, arc Shape blade is outward-dipping scattered along first boss edge, and the first flow that current pass through is formed between two adjacent arc shaped blades； It is provided with arc fin on the lower surface, one end of arc fin is connected to the exit of first flow and to the center of main body Tilt scattered, the second flow channel that formation current pass through between two adjacent arc fins；The edge and lower casing of the arc shaped blade The side wall laminating of body, the arc fin fits with lower house, and the center of the lower house is provided with the first delivery port, warp The water for crossing second flow channel is discharged by the first delivery port.

By above-mentioned technical proposal, the water projected by impeller first passes through the lower surface of stator, then by lower surface side The first flow of arc shaped blade formation at edge is flowed out to up in second flow channel, and the water by second flow channel can reach upper surface Center is collected discharges via delivery port.And arc shaped blade along first boss it is outward-dipping set, then can cause arc shaped blade with Gap between first boss gradually increases, two adjacent blades, the end of one of blade and the end of another blade First flow is formed between end, because first flow is made up of two arc shaped blades, then its route being actually formed For curve, and the water thrown away through impeller is also the road that the trend forming curves moved along the direction of motion are acted on by centrifugal force Footpath, is discharged after curve is projected via first flow, and discharge is rapid, and the side wall of the edge of arc shaped blade and housing simultaneously Laminating, then avoid water or impurity from passing through via gap, reduce the phenomenon of abrasion to a certain extent.And second flow channel is by phase Two adjacent arc fins are formed, and one end of arc fin, which is connected to the exit of first flow and tilted to main center, to be divided Cloth, so can also form a curved path, second flow channel flowed to first be connected so that current quickly through；And arc fin Also contacted with housing, good sealing effect, then can also avoid impurity by gap at, cause wear phenomenon.

The utility model is further arranged to：The angle of 3 ~ 8 degree of the arc shaped blade and first boss marginal existence.

By above-mentioned technical proposal, on the one hand the angle existed between arc shaped blade and first boss edge is to be used to be formed First passage, the presence of angle make it that the distance between part and first boss of the arc shaped blade away from first boss is more remote, then shape Into the first end flowed to it is wider, water outlet is rapider, and the size of another aspect angle is set within the range, by reality Checking, enables to current normally to pass through, draining is timely.

The utility model is further arranged to：The arc fin is provided with extension edge in one end of first flow, extension While being arranged on the bottom of first flow.

By above-mentioned technical proposal, due to first flow, current largely flow through through first flow when in use, so setting The structural strength of first flow can be strengthened by putting extension edge.

The utility model is further arranged to：The arc fin is consistent with the number of arc shaped blade, and is provided with least Five.

By above-mentioned technical proposal, the number of arc fin and arc shaped blade is consistent, then first flow corresponds to the Two runners, so can just ensure that the current of first flow outflow are discharged in time to a certain extent.The number of arc shaped blade is set Have at least five, then the number of arc fin also at least five, just energy structure uniformly scatter such water, and arc fin It can also act as reinforcement to use, strengthen the intensity of main body.

The utility model is further arranged to：The first delivery port edge is provided with second boss, and described second is convex Platform is provided with opening with second flow channel corresponding position, and the second boss is provided with inlay card arc fin with arc fin corresponding position Groove.

By above-mentioned technical proposal, opening corresponding with second flow channel is provided with second boss can be led to for current Opening outflow is crossed, and the setting of groove can enter house type fin inlay card, realize the fix stably of stator.

The utility model is further arranged to：The impeller includes upper end cover and bottom end cover, between upper end cover and bottom end cover It is provided between blade, the axis hole for being provided centrally with passing through for drive shaft of impeller, two adjacent blades and forms what current passed through The water inlet connected with third flow channel is provided with third flow channel, upper end cover, is set on the side wall between upper end cover and bottom end cover There is the second delivery port connected with third flow channel.

By above-mentioned technical proposal, the current in diving pump case are reached in third flow channel by the water inlet on impeller, Impeller is rotated in the presence of drive shaft, and the water in third flow channel can be discharged by the second delivery port, discharges the second water outlet The water of mouth can have the trend moved and deflected to impeller, so when the water that the second delivery port is gone out passes through first flow Can compare quickly through.

The utility model is further arranged to：The main center be provided with by following table upwardly rat formed it is recessed Groove, axis hole is provided with convex cap body close to one end of stator, and convex cap body is placed in groove.

By above-mentioned technical proposal, convex cap body, which is placed in groove, can play a part of fixed impeller direction, certain journey Degree row avoids the phenomenon that it deflects.

In summary, the utility model having the beneficial effect that in contrast to prior art：

1st, reasonable in design in structure, the water flowed out through first flow and second flow channel can discharge volute in time, use effect It is really excellent, possess high efficiency；

2nd, structural strength is high, long service life.

Brief description of the drawings

Fig. 1 is the overall structure figure of embodiment；

Fig. 2 splits structure chart for the overall of embodiment, it is intended to represent the position between upper shell, impeller, stator and lower house Relation；

The structure chart of the stator upper surface of Fig. 3 embodiments, it is intended to represent arc shaped blade and intersubjective position relationship；

Fig. 4 is the structure chart of the stator lower surface of embodiment, it is intended to represent that the position between arc fin and first flow is closed System；

Fig. 5 is the structure chart of the lower house of embodiment, it is intended to represent the structure of second boss；

Fig. 6 is the structure chart of the impeller of embodiment.

Reference：1st, upper shell；2nd, lower house；3rd, stator；4th, impeller；5th, convex cap body；6th, lower surface；7th, upper surface； 8th, first boss；9th, arc shaped blade；10th, first flow；11st, arc fin；12nd, second flow channel；13rd, the first delivery port；14th, prolong Stretch side；15th, second boss；16th, it is open；17th, the first groove；18th, upper end cover；19th, bottom end cover；20th, blade；21st, axis hole；22、 Third flow channel；23rd, water inlet；24th, the second delivery port；25th, the second groove.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing.

A kind of immersible pump volute, as shown in Figure 1-2, including housing, housing includes upper shell 1 and lower house 2, in lower casing Stator 3 is placed with body 2, is fitted between stator 3 and lower house 2, impeller 4 is installed between the upper surface 7 of stator 3 and upper shell 1, In Fig. 6, the axis hole 21 for being provided centrally with passing through for drive shaft of impeller 4, drive shaft is located in 4 turns of impeller in axis hole 21 Dynamic, in the rotation process of impeller 4, water will do centrifugal motion, side wall quilt of the water from impeller 4 in the presence of the rotatory force of impeller 4 Throw away, first flow 10 is provided with the upper surface 7 of stator 3, be provided with what is connected with first flow 10 on the lower surface 6 of stator 3 Second flow channel 12, so the water thrown away on impeller 4 will be flow in second flow channel 12 by first flow 10, in lower house 2 Be provided centrally with apopore, the water by second flow channel 12 is just discharged by the first delivery port 13.

As shown in Fig. 2 being provided with convex cap body 5 at the axis hole 21 of the one side of stator 3 in impeller 4, convex cap body 5 can be used for Accommodating drive shaft, as shown in Figure 3, second groove 25 that is provided centrally with the upper surface 7 of stator 3, convex cap body 5 can be placed in In second groove 25, it so can be realized as the rotation to impeller 4 and play guide effect, it is to avoid rotate impeller 4 occur for a long time Run-off the straight, causes normal use to be affected.

As shown in figure 3, be provided with first boss 8 in the edge of the upper surface 7 of stator 3, the edge of first boss 8 to Arc shaped blade 9 is dispersed with outside, wherein the initiating terminal of an arc shaped blade 9 and another arc in two adjacent arc shaped blades 9 First flow 10 is formed between the end of blade 9.

As shown in figure 3, the angle at arc shaped blade 9 and the edge of first boss 8 is 3 ~ 8 degree, the arc that the presence of angle can make Shape blade 9 gradually increases during outwards disperseing with the distance at the edge of first boss 8, so allows for adjacent two Enough width water supply stream is formed between individual arc shaped blade 9 to pass through, it is reasonable in design in structure.

As shown in figure 4, arc fin 11 is provided with the lower surface 6 of stator 3, adjacent two arc fins, 11 shapes Into second flow channel 12, second flow channel 12 is connected with first flow 10, so runs past second by the water of first flow 10 Road 12, which is reached, discharges volute at the first delivery port 13.

As shown in figure 4, arc fin 11 is provided with one section of extension edge 14 in the bottom of arc shaped blade 9, extension edge 14 is set Put for increasing the structural strength of arc shaped blade 9, so as to add the service life of volute.

As shown in figure 5, being provided with second boss 15 at the first delivery port 13, second boss 15 is corresponding with second flow channel 12 Position be provided with opening 16, opening 16 can in time pass through for the current Jing Guo second flow channel 12, and in second boss 15 and The corresponding position of arc fin 11 is provided with the first groove 17, and the inlay card of arc fin 11 so just can in the first groove 17 The fix stably of arc fin 11 is realized, so that the fix stably of stator 3 is further realized, during impeller 4 is rotated, Just it is avoided that stator 3, together with rotation, also avoids stator 3 and rotates the abrasion to housing caused.

As shown in figure 5, impeller 4 includes upper end cover 18 and bottom end cover 19, leaf is passed through between upper end cover 18 and bottom end cover 19 Piece 20 is connected, the third flow channel 22 that adjacent two blades 20 formation current pass through, and is provided with and the 3rd on upper end cover 18 The water inlet 23 that runner 22 is connected, is provided with the second water outlet connected with third flow channel 22 between upper end cover 18 and bottom end cover 19 Mouth 24, the water of the second delivery port 24 outflow flows through the first delivery port 13.

When the immersible pump volute when in use, in immersible pump, the water in immersible pump flows through leaf by water inlet 23 In wheel 4, drive shaft is located in impeller 4 in axis hole 21 and rotated at a high speed, and the water in the impeller 4 of impeller 4 does centrifugal motion, Water in the presence of in centrifugal force in impeller 4 will be thrown out of impeller 4, and the water for throwing away impeller 4 is kept and the direction of motion one of impeller 4 The path of cause, then now water runs past first flow 10, and arc is reached by the first delivery port 13 by the water of first flow 10 In the second flow channel 12 that shape fin 11 is formed with lower house 2, the water in second flow channel 12 is built up, and pressure gradually strengthens, pressure Water runs past the first delivery port 13 and discharged when power is reached to a certain degree.

The above is only exemplary embodiment of the present utility model, not for limitation protection model of the present utility model Enclose, protection domain of the present utility model is determined by appended claim.

Claims

1. a kind of immersible pump volute, includes housing, the housing includes upper shell (1) and lower house (2), the lower house (2) stator (3) is installed in, impeller (4) is equipped between the stator (3) and upper shell (1), it is characterized in that：The stator (3) main body is included, the main body includes the lower surface (6) close to lower house (2) and the upper surface close to upper shell (1) (7), the edge of the upper surface (7) is provided with first boss (8), and first boss (8) edge is evenly distributed with some arcs Shape blade (9) is constituted, and arc shaped blade (9) disperses along first boss (8) edge is outward-dipping, two adjacent arc shaped blades (9) Between form the first flow (10) that passes through of current；Arc fin (11) is provided with the lower surface (6), arc fin (11) One end is connected to the exit of first flow (10) and to the centroclinal scattered of main body, between two adjacent arc fins (11) Form the second flow channel (12) that current pass through；The edge of the arc shaped blade (9) is fitted with the side wall of lower house (2), the arc Shape fin (11) fits with lower house (2), and the center of the lower house (2) is provided with the first delivery port (13), by The water of two runners (12) is discharged by the first delivery port (13).

2. a kind of immersible pump volute according to claim 1, it is characterized in that：The arc shaped blade (9) and first boss (8) The angle that 3 ~ 8 degree of marginal existence.

3. a kind of immersible pump volute according to claim 1, it is characterized in that：The arc fin (11) is in first flow (10) one end is provided with extension edge (14), and extension edge (14) is arranged on the bottom of first flow (10).

4. a kind of immersible pump volute according to claim 3, it is characterized in that：The arc fin (11) and arc shaped blade (9) number is consistent, and is provided with least five.

5. a kind of immersible pump volute according to claim 1, it is characterized in that：First delivery port (13) edge is set There is second boss (15), the second boss (15) is provided with opening (16) with second flow channel (12) corresponding position, and described second is convex Platform (15) is provided with the first groove (17) of inlay card arc fin (11) with arc fin (11) corresponding position.

6. a kind of immersible pump volute according to claim 1, it is characterized in that：The impeller (4) includes upper end cover (18) With bottom end cover (19), blade (20) is provided between upper end cover (18) and bottom end cover (19), impeller (4) is provided centrally with for driving Formed between the axis hole (21) that axle is passed through, two adjacent blades (20) on the third flow channel (22) that current pass through, upper end cover (18) It is provided with the water inlet (23) connected with third flow channel (22), the side wall between upper end cover (18) and bottom end cover (19) and is provided with The second delivery port (24) connected with third flow channel (22).

7. a kind of immersible pump volute according to claim 6, it is characterized in that：The main center is provided with by lower surface (6) the second groove (25) convexed to form to upper surface (7), axis hole (21) is provided with convex cap body close to one end of stator (3) (5), convex cap body (5) is placed in the second groove (25).