CN206111597U - Anti -blocking deep well pump - Google Patents
Anti -blocking deep well pump Download PDFInfo
- Publication number
- CN206111597U CN206111597U CN201621098999.9U CN201621098999U CN206111597U CN 206111597 U CN206111597 U CN 206111597U CN 201621098999 U CN201621098999 U CN 201621098999U CN 206111597 U CN206111597 U CN 206111597U
- Authority
- CN
- China
- Prior art keywords
- filter screen
- deep well
- water inlet
- baffle plate
- pump
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses an anti -blocking deep well pump, including the motor and the pump body, the motor upper end is stretched out and is had the motor shaft, and pump body lower extreme is provided with water inlet section, and water inlet section encircles in the outside has the filter screen, and pump body lower extreme stretches out there is the pump shaft, and motor shaft and pump shaft are connected in the water inlet section transmission, characterized by: being provided with in the water inlet section and keeping off water stand, be provided with curved baffle on the fender water stand, baffle and the laminating of filter screen inner wall keep off the water stand center and are provided with the sleeve, and the cover barrel casing is established on the motor shaft, and the sleeve outside is provided with the pivoted blade by water flow drive. This anti -blocking deep well pump can reduce the condition emergence that the grit blockked up the filter screen filtration pore betterly.
Description
Technical field
This utility model is related to deep well pump, more particularly to a kind of blockage resisting deep well pump.
Background technology
Deep well pump is the machinery for sinking to water lift in well bore.It is that the one of water is aspirated and conveyed in immersion underground water well
Pump is planted, is widely used in deep extracting water of farmland discharging-irrigating, industrial and mining establishment, rural potable water and level of ground water etc..It is deep
Well pump generally comprises from bottom to top motor and the pump housing, and pump housing lower end is provided with water inlet joint, and water inlet joint has wrapped around drainage screen.
Easily it is stuck in filter opening outer surface when more sandstone is mixed with water in actual use, causes the filter opening of filter screen by sandstone
Blocking, affects the water absorbing capacity of water inlet joint.The water absorbing capacity deficiency of water inlet joint can make filter screen one pressure differential of inside and outside generation, cause
The sandstone being blocked on filter opening is more difficult to be come off from filter opening, the work efficiency for affecting deep well pump overall.
At present, the Chinese patent of Publication No. CN202194835U discloses a kind of sand prevention deep-well pump, and it includes motor, pump
Cylinder, pump shaft, water inlet joint, water outlet section, impeller, stator or stator seat, cover plate of guide blade, it is characterised in that the impeller port ring and stator of pump
Between the levels of cover plate or stator seat composition between sealing surface position or vertical level the upper end position of sealing surface higher than cover plate of guide blade or
The bottom surface of stator seat.Although this sand prevention deep-well pump can reduce the grains of sand into the abrasion between pump housing interstage seal face,
Cannot be avoided the grains of sand to occur in the situation that screen surface blocks filter screen.
Utility model content
In view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of blockage resisting deep well pump, can be compared with
The situation for reducing sandstone blocking filter screen filter opening well occurs.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of blockage resisting deep-well
Pump, including motor and the pump housing, motor upper end is extended with motor shaft, and pump housing lower end is provided with water inlet joint, and water inlet joint has been wrapped around
Filter screen, pump housing lower end is extended with pump shaft, and motor shaft and pump shaft are connected in water inlet joint, and in the water inlet joint dash is provided with
Seat, is provided with the baffle plate of arc on dash seat, baffle plate and filter screen inwall are fitted, and dash seat is provided centrally with sleeve, and sleeve is arranged
On motor shaft, sleeve outside is provided with the blade of the rotation driven by current.
By above-mentioned technical proposal, when the blockage resisting deep-well pump work, the filter opening of extraneous water from filter screen is inhaled into
In water inlet joint, flow then up and siphoned away by the impeller of rotation in the pump housing, be finally sent by the apopore from the top of the pump housing.
The current for flowing up in the process can be rotated with the blade on moving sleeve, so that dash seat integrally rotates.Work as gear
When water seat integrally rotates, the baffle plate of arc also can rotate.Because the baffle plate and filter screen inwall of arc are fitted, so just
To the vacancy repeatly at filter screen in closed state, there is no the effect of current at this, simultaneously because baffle plate and the laminating of filter screen inwall, so
Baffle plate just can be separated to the pressure at the filter opening located, make to be in baffle plate just will not be subject to the sandstone on the filter opening outer wall located
The effect of current and hydraulic pressure, so, being blocked in the sandstone on filter screen outer surface can under gravity from filter screen outer surface
Come off.Simultaneously because dash seat is being rotated always, it is possible to which filter screen sandstone everywhere is cleared up, it is to avoid sandstone long-time
Filter screen outer surface is deposited in, causes water suction not smooth.
Preferably, the filter screen is inversed taper platform shape.
By above-mentioned technical proposal, filter screen is inversed taper platform shape, can be direct when sandstone departs from from filter screen outer surface
Drop on the filter opening of filter screen next row, it is to avoid the situation that the filter opening of filter screen lower end is frequently occluded occurs, meanwhile, relative to cylinder
The screen surface product of shape is bigger, can lay with many filter openings in screen surface, to strengthen the through-current capability of filter screen.
Preferably, filter opening is provided with filter screen, adjacent two rows filter opening is interspersed.
By above-mentioned technical proposal, next row filter opening will not be directly dropped to when the sandstone on the outside of upper row filter opening drops
Just to place, sandstone can be avoided to drop from upper row filter opening outside and be adsorbed to the generation of the situation on the outside of next row filter opening.
Preferably, the axis of filter opening is inclined from pump housing center to pump housing lower end.
By above-mentioned technical proposal, due to filter screen generally inverted cone, while the direction of current is effluent outer from filter screen
Enter in filter screen and then flow up into pump body again.The axis of filter opening to pump housing lower end inclines, and current can be from filter screen
Side-lower flow obliquely in filter screen, then flow up to again in the pump housing, relative to current, elder generation and then erects again at horizontal mobility
Directly flow up, current are more smooth during pumping water, and water-taking efficiency is higher.
Preferably, the baffle number is at least two pieces and uniform along its circumference.
By above-mentioned technical proposal, baffle plate is uniform along its circumference, and dash seat can be made to keep dynamic balancing when rotating, with
Avoid excessive rocking in rotation process.
Preferably, the baffle plate both sides are provided with rubber rib, and rubber stop flank side surface is provided with towards filter screen inner surface
Inclined-plane.
By above-mentioned technical proposal, the setting of rubber rib can will stretch into the grains of sand of filter opening inner surface in rotation process
Protuberance is shifted onto in filter opening, it is to avoid the grains of sand cause catching phenomenon due to protruding during filter screen inner surface causes flapper,
Baffle plate is prevented from normal rotation.
Preferably, the baffle plate side is provided with chute, and the slide block coordinated with chute is provided with rubber rib.
By above-mentioned technical proposal, so coordinate between rubber rib and baffle plate, dismantle between the two more convenient, work as rubber
Glue rib can be changed with more convenient after wearing and tearing to rubber rib.
Description of the drawings
Fig. 1 is the outline drawing of embodiment；
Fig. 2 is the structural representation of filter screen and dash seat in water inlet joint；
Fig. 3 is the structural representation of dash seat；
Fig. 4 is the enlarged drawing in Fig. 3 at A；
Fig. 5 is the partial schematic diagram of filter screen.
Reference：1st, motor；2nd, water inlet joint；21st, filter screen；211st, filter opening；22nd, dash seat；23rd, baffle plate；24th, sleeve；
25th, blade；26th, rubber rib；27th, inclined-plane；28th, slide block；29th, chute；3rd, the pump housing.
Specific embodiment
This utility model is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only that it is not to restriction of the present utility model, ability to explanation of the present utility model
Field technique personnel can make as needed the modification without creative contribution after this specification is read to the present embodiment, but
As long as all being protected by Patent Law in right of the present utility model.
As depicted in figs. 1 and 2, a kind of pump housing 3 and motor 1 of blockage resisting deep well pump, including tubular, the upper end of motor 1 is stretched out
There is motor shaft, spline is provided with motor shaft ends.The lower end of the pump housing 3 is provided with water inlet joint 2, while the pump shaft in the pump housing 3 is also stretched
Enter in water inlet joint 2.Spline is provided with pump shaft, during assembling, motor shaft is inserted in spline, making between the two can be real
The transmission of existing torque.Cause the pump housing 3 to damage in order to avoid the substantial amounts of grains of sand are inhaled in the pump housing 3 simultaneously, set in water inlet joint 2
Put the filter screen 21 for sand control.In order to prevent volume in use more than the filter opening 211 of filter screen 21 the grains of sand current drive and
It is stuck in the presence of the inside and outside differential pressure of water inlet joint 2 in filter opening 211 and causes the pump housing 3 to absorb water not freely, dash seat is set in water inlet joint 2
22, dash seat 22 is set in motor shaft and pump shaft outside, can relatively rotate between the two.Simultaneously the center of dash seat 22 sets
Sleeve 24 is equipped with, on the outer wall of sleeve 24 blade 25 is provided with, when water is from filter screen 21 into water inlet joint 2 and when flowing up, can be with
Wheel rotation is driven, so as to drive whole dash seat 22 to rotate.The edge of dash seat 22 is provided with what is fitted with the inner surface of filter screen 21
Baffle plate 23, baffle plate 23 is arc, and does not cover the inner surface of all filter screens 21.The filter screen 21 not covered by baffle plate 23 is still
With through-current capability, so that the pump housing 3 can be from extraneous normal water suction.After baffle plate 23 covers the filter opening 211 on filter screen 21, meeting
The current for making the filter opening 211 at this are separated, simultaneously because there is no the flowing of current at this, so there is no the work of pressure differential yet
With so the grains of sand in the outside of filter opening 211 can come off under gravity from filter opening 211.Simultaneously because the effect of blade 25
Dash seat 22 is overall to rotate, so baffle plate 23 can against the rotation of the inwall of filter screen 21 under the drive of dash seat 22, from
And make to be blocked in the outer surface of filter screen 21 sandstone everywhere and come off from the outer surface of filter screen 21.
The generally inversed taper platform shape of filter screen 21, is provided with multiple rows of filter opening 211 along the radial arrangement of filter screen 21 on filter screen 21.It is adjacent
Two row's filter openings 211 between interlaced arrangement.Due to the deep well pump operationally, baffle plate 23 is being rotated always, when baffle plate 23 is moved
During to certain, grains of sand of the upper end of filter screen 21 are deviate from from the outer surface of filter opening 211 and are fallen under gravity at this, also not
Baffle plate 23 is removed from this when dropping to 21 lower section of filter screen completely.The grains of sand for so falling down from top filter opening 211 may
Can be adsorbed onto again again on the filter opening 211 of filter screen 21.Filter screen 21 generally arrives taper type, the grains of sand and filter screen when the grains of sand drop
The distance between 21 can gradually increase, so as to reduce when filter opening 211 absorbs water for the captivation of the grains of sand, two adjacent row's filter openings
Interlaced arrangement can also reduce the possibility adsorbed again after the grains of sand drop between 211.Additionally, as shown in figure 5, in order to improve suction
Outlet capacity, is arranged to inclined to the lower end of the pump housing 3 from the center of the pump housing 3 by the axis of filter opening 211.So, when the pump housing 3 absorbs water,
Water can be entered into inside the pump housing 3 from oblique side, and such current are more smooth when flowing, relative to elder generation from the side of filter screen 21 with vertical
The direction of the straight axis of the pump housing 3 enters in water inlet joint 2 and then changes into again the type of flow of flow direction vertically upward, can be significantly
Reduce the energy that consumed in water absorption course of the pump housing 3 to improve the energy conversion efficiency of the deep well pump.
As shown in figure 3, the quantity of baffle plate 23 is for three pieces and along the circumference uniform distribution of sleeve 24.So when dash seat 22 is rotated
When, the centrifugal force between baffle plate 23 can cancel out each other, will not produce it is too big rock, cause to be produced between baffle plate 23 and filter screen 21
The larger friction of life, causes baffle plate 23 quickly by heavy wear.Dash seat 22 and baffle plate 23 etc. can be made of plastics so as to make
The phenomenons such as corrosion will not occur with during, to obtain the preferable life-span.Simultaneously relative to being made using metals such as rustless steels, make
It is convenient with plastic processing, advantageously reduce cost.
Additionally, the both sides of baffle plate 23 are additionally provided with rubber rib 26, chute 29, rubber rib 26 are provided with the side of baffle plate 23
On be provided with the slide block 28 being engaged with chute 29（As shown in Figure 4）.Chute 29 and slide block 28 are swallow-tail form.Rubber rib 26
By chute 29 and the mutual clamping of slide block 28 and baffle plate 23 between.Simultaneously the side of rubber rib 26 is additionally provided with towards in filter screen 21
The inclined-plane 27 on surface.The setting on inclined-plane 27 can make it that filter opening 211 will be stretched in rotation process and table in filter opening 211 is protruded
The grains of sand protuberance in face is shifted onto in filter opening 211, so that baffle plate 23 is unlikely to block and the side of baffle plate 23 between when rotating
Stagnant phenomenon, affects the rotation of baffle plate 23.
The above is only exemplary embodiment of the present utility model, not for restriction protection model of the present utility model
Enclose, protection domain of the present utility model is determined by appended claim.
Claims (7)
1. a kind of blockage resisting deep well pump, including motor (1) and the pump housing (3), motor (1) upper end is extended with motor shaft, under the pump housing (3)
End is provided with water inlet joint (2), and filter screen (21) is surrounded with water inlet joint (2), and the pump housing (3) lower end is extended with pump shaft, motor shaft and pump
Axle is connected in water inlet joint (2), it is characterized in that：Dash seat (22) is provided with the water inlet joint (2), on dash seat (22)
The baffle plate (23) of arc is provided with, baffle plate (23) and filter screen (21) inwall are fitted, and dash seat (22) is provided centrally with sleeve (24),
Sleeve (24) is set on motor shaft, and sleeve (24) outside is provided with and the blade (25) for rotating is driven by current.
2. blockage resisting deep well pump according to claim 1, is characterized in that：The filter screen (21) is inversed taper platform shape.
3. blockage resisting deep well pump according to claim 2, is characterized in that：Filter opening (211) is provided with filter screen (21), it is adjacent
Two row's filter openings (211) are interspersed.
4. blockage resisting deep well pump according to claim 2, is characterized in that：Filter opening（211）Axis from the pump housing（3）Center to
The pump housing（3）Lower end inclines.
5. blockage resisting deep well pump according to claim 1, is characterized in that：Baffle plate (23) quantity is at least two pieces and edge
Sleeve (24) circumference uniform distribution.
6. blockage resisting deep well pump according to claim 1, is characterized in that：Baffle plate (23) both sides are provided with rubber rib
(26), rubber rib（26）Side is provided with the inclined-plane towards filter screen inner surface（27）.
7. blockage resisting deep well pump according to claim 6, is characterized in that：Baffle plate (23) side is provided with chute
(29) slide block (28) coordinated with chute (29), is provided with rubber rib (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621098999.9U CN206111597U (en) | 2016-09-30 | 2016-09-30 | Anti -blocking deep well pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621098999.9U CN206111597U (en) | 2016-09-30 | 2016-09-30 | Anti -blocking deep well pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206111597U true CN206111597U (en) | 2017-04-19 |
Family
ID=58521473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621098999.9U Expired - Fee Related CN206111597U (en) | 2016-09-30 | 2016-09-30 | Anti -blocking deep well pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206111597U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108591561A (en) * | 2018-05-08 | 2018-09-28 | 钱娟娟 | Dredging pipe breather valve |
-
2016
- 2016-09-30 CN CN201621098999.9U patent/CN206111597U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108591561A (en) * | 2018-05-08 | 2018-09-28 | 钱娟娟 | Dredging pipe breather valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170419 Termination date: 20180930 |