CN109707632A - A kind of immersible pump - Google Patents
A kind of immersible pump Download PDFInfo
- Publication number
- CN109707632A CN109707632A CN201811391751.5A CN201811391751A CN109707632A CN 109707632 A CN109707632 A CN 109707632A CN 201811391751 A CN201811391751 A CN 201811391751A CN 109707632 A CN109707632 A CN 109707632A
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- China
- Prior art keywords
- wall
- shear knife
- pump housing
- sundries
- immersible 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.)
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Abstract
The invention discloses a kind of immersible pumps, are related to water pump field.The immersible pump includes motor, the pump housing, the lower end surface of the pump housing is provided with inlet opening, mounting ring is provided at inlet opening, the inner wall circumferential projection of mounting ring is provided with multiple cutouts, pump shaft is rotatably connected in the pump housing, the lower end outer wall of pump shaft is arranged with installation set, and the outer wall of installation set is provided with a pair of of shear knife, and the lower end surface of shear knife contacts at the upper surface of cutout.The present invention has the following advantages and effects: when water flows into the pump housing, the rotation of shear knife relative shear block upper surface, the distance between shear knife and cutout are gradually reduced at this time, so that the shearing force of the intersection of the two is gradually increased, and then the sundries in water flow is shredded using the intersection of the two, it avoids sundries from blocking the pump housing, has reached anticlogging effect.
Description
Technical field
The present invention relates to water pump field, in particular to a kind of immersible pump.
Background technique
Immersible pump is the important equipment of deep-well water lift, entire unit pulls the plug work when use, underground water is extracted
It is that domestic water, mine are speedily carried out rescue work, industry cooling, field irrigation, seawater lift, steamer tune carry indispensable equipment to earth's surface.
Chinese patent CN104265680A discloses a kind of immersible pump, which includes the pump housing, impeller, inlet opening and go out
The mouth of a river, water inlet are located at pump housing lower end, and impeller is set to pump housing lower end and close to water inlet, and impeller includes wheel hub and around wheel hub
At least three pieces blade of periphery setting, the impeller direction of rotation edge and tip edge of blade are zigzag, blade surface coating
There is frosted layer.
Above-mentioned immersible pump when in use, by jagged blade grinds the foreign matter cutting of water inlet position, prevents from pumping
It causes blockages in vivo.But when polybag or the soft sundries of cloth class are by inlet opening, jagged blade can not
Soft sundries is effectively shredded, soft sundries still can block the pump housing, have much room for improvement.
Summary of the invention
The object of the present invention is to provide a kind of immersible pumps, have anticlogging effect.
Above-mentioned technical purpose of the invention has the technical scheme that a kind of immersible pump, including motor,
The pump housing, the lower end surface of the pump housing are provided with inlet opening, and mounting ring, the inner wall week of the mounting ring are provided at the inlet opening
Protrusion is provided with multiple cutouts, pump shaft is rotatably connected in the pump housing, the lower end outer wall of the pump shaft is arranged with installation
Set, the outer wall of the installation set are provided with a pair of of shear knife, and the lower end surface of the shear knife contacts at the upper end of the cutout
Face.
By using above-mentioned technical proposal, when using above-mentioned immersible pump, water is flowed into along the inlet opening of pump housing lower end surface
In the pump housing, is driven by motor pump intracorporal pump shaft rotation at this time, pump shaft drives installation set and shear knife rotation, and shears
Knife contacts at the upper surface of cutout, and rotates along cutout upper surface.When the sundries in water along mounting ring inner wall to
When interior flowing, with the rotation of shear knife, the distance between shear knife and cutout are gradually reduced, so that the intersection of the two
Shearing force is gradually increased, and then is shredded sundries using the working principle of scissors, is avoided sundries from blocking the pump housing, has been reached anti-clogging
Effect.
The further setting of the present invention are as follows: the upper surface of the installation set is provided with baffle, the baffle outer wall with it is described
Gap is provided between pump housing inner wall, and the lower end surface of the baffle is fixed in the upper surface of the shear knife.
By using above-mentioned technical proposal, by the way that baffle is arranged, when water is inwardly flowed along mounting ring, water first hits gear
After plate, it is flow in the pump housing further along the gap between gap and baffle between baffle and mounting ring and pump housing inner wall.It forces
Water flow can only be flowed along defined direction, i.e., after water flow has to pass through the shearing of shear knife and cutout, just can enter pump
Internal portion further avoids so that just can enter in the pump housing after the sundries in water flow has to pass through effective shearing-crushing
Sundries blocks the pump housing, has reached anticlogging effect.
The further setting of the present invention are as follows: be in circular arc between the lateral wall of the cutout and the inner sidewall of the mounting ring
Transition shape.
The sharpness of cutout is increased by the cutout of setting arc transition shape by using above-mentioned technical proposal,
The shear effect for enhancing cutout, allow sundries be sheared it is broken more thoroughly, while the cutout of arc transition shape
Good drainage guiding role can be played, sundries flexible is avoided to hook cutout and influences the normal work of cutout.
The further setting of the present invention are as follows: the inner wall of the mounting ring is provided with the guide face of arc-shaped, the mounting ring
Hole size be in gradually-reducing shape setting from bottom to top.
By using above-mentioned technical proposal, water flow is guided inwardly to move along mounting ring inner wall by setting guide face.Again
Shearing is further increased so that the thickness of mounting ring and cutout close to one end of shear knife is thinning because guide face is arranged
The sharpness of block, therefore the contact area of sundries and cutout can be reduced, increase cutout to the pressure of sundries and cut
Shear force enhances the shear effect of cutout, allows sundries by quick shearing-crushing.
The further setting of the present invention are as follows: the lower end outer wall of the shear knife is outward extended with convex edge, and the convex edge pushes against
In the upper surface of the cutout.
By using above-mentioned technical proposal, when shear knife rotation, by the cooperation of convex edge and cutout, sundries is carried out
Shearing-crushing, and then can reduce the contact area of sundries and shear knife, increases shear knife to the pressure and shearing force of sundries,
The shear effect for enhancing shear knife, further increases the shear rate of sundries, improves the shearing-crushing effect of sundries, avoid simultaneously
Sundries winds shear knife.
The further setting of the present invention are as follows: a pair of shear knife is arranged in arc-shaped.
Increase the length of shear knife, so that shearing by the way that the shear knife of arc-shaped is arranged by using above-mentioned technical proposal
When knife works, shear knife can contradict two or more cutouts, increase the shear rate of sundries, so that the sundries quilt in water flow
Continuous and quickly shearing, improves the shearing-crushing effect of sundries, prevents clogging.
The further setting of the present invention are as follows: the shear knife extends internally away from one end end face of the installation set and is provided with
Crimping.
By using above-mentioned technical proposal, sundries after cutting is along the gap between shear knife and mounting ring to the pump housing
When interior flowing, by setting crimping, water flow is forced to be beated at crimping, so that after the broken sundries in water flow first takeoffs,
It is rushed again by water flow to the pump housing, so that broken sundries can smoothly enter in the pump housing, sundries is avoided to wind shear knife
And influence the work of shear knife.
The further setting of the present invention are as follows: the pump housing side wall is provided with the drainpipe for being connected to the pump body, described
The outer wall of drainpipe is circumferentially provided with semicircular limiting slot, and limit plate, the limit plate inner wall are embedded in the limiting slot
It is provided with filtration core, one end outer wall of the limit plate is articulated with the draining pipe outer wall, and other end outer wall is provided with convex block,
The outer wall of the drainpipe is provided with the angle ear contradicted for the convex block, runs through on the convex block and the angle ear and is interconnected
Threaded hole, the threaded hole internal screw thread is connected with screw.
By using above-mentioned technical proposal, when the sundries in water flow is after shearing-crushing, water flow is flowed into the pump housing, then edge
Drainpipe discharge.When by drainpipe, using filtration core through water flow impurity be filtered, improve the water quality of water.When
After filter core prolonged use, need filter core carrying out cleaning replacement.When replacing filter core, first screw is unscrewed, is then pushed
Convex block drives stop collar to be turned out along hinged place, and stop collar drives filtration core to move out along limiting slot inner wall.Until
After filtration core completely disengages limiting slot, filtration core is replaced, then pushes limit plate counter motion, until limit plate is complete
When being embedded in limiting slot, convex block contacts at angle ear, and then the fixation of limit plate can be completed in tightening screw, that is, completes filtration core
Replacement, and the replacement process of filtration core is convenient and efficient.
The further setting of the present invention are as follows: the limiting slot and the limit plate are provided with two groups, and two groups of institutes
The inner wall for stating limit plate is provided with the filtration core.
By using above-mentioned technical proposal, by two groups of limit plates of setting and filtration core, so that two filtration cores can be with
Alternately maintenance replacement, to will not influence the normal use of drainpipe, it can right under the not shutdown status of immersible pump
Filtration core repairs replacement.And when without maintenance replacement, the mistake of water flow can be effectively improved by filtering twice
Filter effect and clean-up performance.
In conclusion the invention has the following advantages:
1. shear knife relative shear block upper surface rotates, at this time the distance between shear knife and cutout when water flows into the pump housing
It is gradually reduced, so that the shearing force of the intersection of the two is gradually increased, and then the sundries in water flow is shredded, sundries is avoided to block
The pump housing has reached anticlogging effect;
2. it just can enter in the pump housing after guiding the sundries in water flow to have to pass through effective shearing-crushing by setting baffle, into
One step avoids sundries from blocking the pump housing, has reached anticlogging effect;
3. improving the sharpness of cutout by setting guide face, enhance the sharpness of shear knife further through setting convex edge,
And then enhance the shear effect of shear knife and cutout, the shearing-crushing effect of sundries is improved, clogging is prevented;
4. water flow is filtered for multiple times by the way that a pair of of filtration core is arranged, the filter effect and clean-up performance of water flow are improved, together
When filtration core can alternately maintenance replacement, it can under the not shutdown status of immersible pump, replacement is repaired to filtration core,
So that the maintenance replacement process of filter core is more easy and convenient.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment;
Fig. 2 is the connection relationship diagram of embodiment;
Fig. 3 is the structural schematic diagram of the drainpipe of embodiment;
Fig. 4 is the structural schematic diagram of the mounting ring of embodiment;
Fig. 5 is the structural schematic diagram of the shear knife of embodiment.
Appended drawing reference: 1, motor;2, the pump housing;21, pump shaft;22, impeller;3, inlet opening;4, drainpipe;41, limiting slot;
42, limit plate;43, filtration core;44, convex block;45, angle ear;46, threaded hole;47, screw;5, mounting ring;51, guide face;6, it cuts
Stripping and slicing;7, installation set;71, baffle;8, shear knife;81, convex edge;82, crimping.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
As shown in Figure 1 and Figure 2, a kind of immersible pump, including motor 1, the pump housing 2 are rotationally connected with pump shaft 21, pump shaft in the pump housing 2
Impeller 22 is provided on 21.The lower end surface of the pump housing 2 is provided with inlet opening 3, the side wall of the pump housing 2 be provided with 2 inside of the connection pump housing and
It is directed at the drainpipe 4 of impeller 22.
When using above-mentioned immersible pump, start motor 1, the arbor of motor 1 drives pump shaft 21 to rotate, and pump shaft 21 drives at this time
Impeller 22 rotates, and the centrifugal force that the rotation of impeller 22 generates sucks water in the pump housing 2 along inlet opening 3, finally again will be in the pump housing 2
Water is discharged along drainpipe 4.
As shown in figure 3, the outer wall of drainpipe 4 is circumferentially provided with a pair of semicircular limiting slot 41, a pair of of 41 edge of limiting slot
The axial direction of drainpipe 4 is uniformly distributed.Limit plate 42 is embedded in limiting slot 41,42 inner wall of limit plate is provided with filtration core
43。
When water flow is discharged along drainpipe 4, after water flow first passes through a pair of of filtration core 43, then water is discharged.It utilizes at this time
A pair of of filtration core 43 by water flow impurity and harmful substance carry out double filtration, improve the water quality of water.
As shown in figure 3, one end outer wall of limit plate 42 is articulated with 4 outer wall of drainpipe, and other end outer wall is provided with convex block
44, the outer wall of drainpipe 4 is provided with the angle ear 45 contradicted for convex block 44, runs through interconnected spiral shell on convex block 44 and angle ear 45
Pit 46,46 internal screw thread of threaded hole are connected with screw 47.
After filter core prolonged use, need filter core carrying out cleaning replacement.When replacing filter core, first by one of them
Screw 47 on convex block 44 unscrews, and then pushes the convex block 44 that stop collar is driven to be turned out along hinged place, while stop collar
Filtration core 43 corresponding thereto is driven to move out along 41 inner wall of limiting slot.
Until can be replaced to filtration core 43 after filtration core 43 completely disengages limiting slot 41.Then convex block is pushed again
44 counter motions, while limit plate 42 drives filtration core 43 to move towards 41 direction of limiting slot.Until filtration core 43 is completely embedded into
When in drainpipe 4, limit plate 42 is completely embedded into just in limiting slot 41, is filled sealing to limiting slot 41.At the same time, convex
Block 44 also contacts at angle ear 45 completely, at this time tightening screw 47 again, and convex block 44 is fixed on angle ear 45, limit plate can be completed
42 and the installation of filtration core 43 fix, complete the replacement of filtration core 43.
Then the screw 47 on another convex block 44 is unscrewed again, another convex block 44 is pushed to drive limit plate 42 outside
Movement, replaces another filtration core 43.So that under the not shutdown status of immersible pump, to a pair of of filtration core
43 carry out alternately repairing replacement, and will not impact to drainpipe 4 when repair and replacement, it is ensured that drainpipe 4 is held
Continuous filtering.
As shown in Figure 2, Figure 4 shows, mounting ring 5 is provided at inlet opening 3, the inner wall circumferential projection of mounting ring 5 is provided with multiple
Cutout 6.It is in arc transition shape between the lateral wall of cutout 6 and the inner sidewall of mounting ring 5, and the inner wall of mounting ring 5 is set
It is equipped with the guide face 51 of arc-shaped, the hole size of mounting ring 5 is in gradually-reducing shape setting from bottom to top.
As shown in Fig. 2, Fig. 5, the lower end outer wall of pump shaft 21 is arranged with installation set 7, and the upper surface of installation set 7 is provided with baffle
71, and gap is provided between 2 inner wall of baffle 71 and the pump housing.The outer wall of installation set 7 is provided with the shear knife of a pair of of arc-shaped
8, the lower end surface of baffle 71 is fixed in the upper surface of a pair of of shear knife 8, and lower end surface contacts at the upper surface of cutout 6.
When using above-mentioned immersible pump, water flow is flowed along the guide face 51 in mounting ring 5 into the pump housing 2, then water flow
After impingement baffles 71, further along the gap between gap and baffle 71 between baffle 71 and mounting ring 5 and 2 inner wall of the pump housing
It is flowed into the pump housing 2, and water flow is flowed only along this direction.
While water flowing, pump shaft 21 drives installation set 7 and shear knife 8 to rotate synchronously, and shear knife 8 is along cutting at this time
The rotation of 6 upper surface of stripping and slicing.When the sundries in water is inwardly flowed along the inner wall of mounting ring 5, with the rotation of shear knife 8, cut
Space between cutter 8 and adjacent cutout 6 is gradually reduced, until when shear knife 8 is overlapped with the edge of cutout 6, two
Person intersection is equivalent to scissors, and then using the shearing force between shear knife 8 and cutout 6 by sundries shearing-crushing.And then will
The soft sundries or hard sundries of bulk are crushed, and are avoided sundries from blocking the pump housing 2, have been reached anticlogging effect.
As shown in figure 5, the lower end outer wall of shear knife 8 is outward extended with convex edge 81, and convex edge 81 is pushed against in cutout 6
Upper surface.Shear knife 8 also extends internally away from one end end face of installation set 7 and is provided with crimping 82.
It is broken to carry out shearing to sundries for cooperation when shear knife 8 rotates, referring to fig. 4 by convex edge 81 and cutout 6()
It is broken, and then the contact area of sundries Yu shear knife 8 can be reduced, increase shear knife 8 to the pressure and shearing force of sundries, enhancing
The shear effect of shear knife 8 improves the shear rate and shearing-crushing effect of sundries.
After the sundries in water flow is broken, part sundries close to the inner sidewall of shear knife 8 move synchronously, when water flow is rushed
When hitting sundries, sundries is moved out along the inner sidewall of shear knife 8.When water flow movement to 82 position of crimping, water flow will occur
Jumping phenomena, water flow drives sundries to move synchronously at this time.Then sundries is rushed to pump housing 2(referring to fig. 2 by the water flow of rear entrance again)
It is interior, and then avoid sundries from adhesion occur, while can effectively guarantee the normal work of shear knife 8.
Working principle: when dive under water pump work when, 21 impeller 22 of pump shaft and installation set 7 and shear knife 8 rotate synchronously,
Both impeller 22 sucks water in the pump housing 2 along inlet opening 3, while recycling the cooperation of shear knife 8 Yu cutout 6, will flow through
Sundries in the water flow of intersection carries out shearing-crushing.Then water flow is discharged further along drainpipe 4, while passing through drainpipe 4 again
Interior filtration core 43 in water impurity and harmful substance filtering after, by clean water water be discharged it is for people to use.
Specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
It can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as in this hair
All by the protection of Patent Law in bright scope of the claims.
Claims (9)
1. a kind of immersible pump, including motor (1), the pump housing (2), the lower end surface of the pump housing (2) are provided with inlet opening (3), special
Sign is: being provided with mounting ring (5) at the inlet opening (3), the inner wall circumferential projection of the mounting ring (5) is provided with multiple cut
Stripping and slicing (6), the pump housing (2) is interior to be rotatably connected to pump shaft (21), and the lower end outer wall of the pump shaft (21) is arranged with installation set
(7), the outer wall of the installation set (7) is provided with a pair of of shear knife (8), and the lower end surface of the shear knife (8) contacts at described cut
The upper surface of stripping and slicing (6).
2. a kind of immersible pump according to claim 1, it is characterised in that: the upper surface of the installation set (7) is provided with gear
Plate (71) is provided with gap, and the upper surface of the shear knife (8) between the baffle (71) and the pump housing (2) inner wall
It is fixed on the lower end surface of the baffle (71).
3. a kind of immersible pump according to claim 1, it is characterised in that: the lateral wall of the cutout (6) and the peace
Filling is in arc transition shape between the inner sidewall of ring (5).
4. a kind of immersible pump according to claim 3, it is characterised in that: the inner wall of the mounting ring (5) is provided with circular arc
The hole size of the guide face (51) of shape, the mounting ring (5) is in gradually-reducing shape setting from bottom to top.
5. a kind of immersible pump according to claim 1, it is characterised in that: the lower end outer wall of the shear knife (8) is to extension
Stretching has convex edge (81), and the convex edge (81) pushes against in the upper surface of the cutout (6).
6. a kind of immersible pump according to claim 5, it is characterised in that: a pair of shear knife (8) is arranged in arc-shaped.
7. a kind of immersible pump according to claim 6, it is characterised in that: the shear knife (8) deviates from the installation set (7)
One end end face extend internally and be provided with crimping (82).
8. a kind of immersible pump according to claim 1, it is characterised in that: the pump housing (2) side wall is provided with described in connection
The internal drainpipe (4) of the pump housing (2), the outer wall of the drainpipe (4) are circumferentially provided with semicircular limiting slot (41), the limit
It is embedded with limit plate (42) in position slot (41), limit plate (42) inner wall is provided with filtration core (43), the limit plate (42)
One end outer wall be articulated with the drainpipe (4) outer wall, and other end outer wall is provided with convex block (44), the drainpipe (4)
Outer wall is provided with the angle ear (45) contradicted for the convex block (44), runs through mutual on the convex block (44) and the angle ear (45)
The threaded hole (46) of connection, threaded hole (46) internal screw thread are connected with screw (47).
9. a kind of immersible pump according to claim 8, it is characterised in that: the limiting slot (41) and the limit plate
(42) two groups are provided with, and the inner wall of limit plate described in two groups (42) is provided with the filtration core (43).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811391751.5A CN109707632A (en) | 2018-11-21 | 2018-11-21 | A kind of immersible pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811391751.5A CN109707632A (en) | 2018-11-21 | 2018-11-21 | A kind of immersible pump |
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Publication Number | Publication Date |
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CN109707632A true CN109707632A (en) | 2019-05-03 |
Family
ID=66255013
Family Applications (1)
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CN201811391751.5A Pending CN109707632A (en) | 2018-11-21 | 2018-11-21 | A kind of immersible pump |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110779587A (en) * | 2019-10-31 | 2020-02-11 | 孙安杰 | Flow meter |
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CN104266269A (en) * | 2014-09-28 | 2015-01-07 | 吴江市欧诚包装材料制品有限公司 | Air purifier special for office |
CN206017238U (en) * | 2016-09-02 | 2017-03-15 | 温岭市金雕水泵壳加厂(普通合伙) | A kind of cutting pump sewage dirt cutter sweep |
CN207278526U (en) * | 2017-08-29 | 2018-04-27 | 浙江越连机电有限公司 | A kind of whirlwind blade cutting pump |
CN207438012U (en) * | 2017-09-11 | 2018-06-01 | 河南省源顺建筑工程有限公司 | A kind of pressure release water conservancy pipe main body |
CN207655338U (en) * | 2017-09-15 | 2018-07-27 | 张建平 | A kind of trade effluent pipeline nozzle |
CN207989377U (en) * | 2018-03-22 | 2018-10-19 | 郑兆熊 | A kind of pump cutter device |
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2018
- 2018-11-21 CN CN201811391751.5A patent/CN109707632A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104266269A (en) * | 2014-09-28 | 2015-01-07 | 吴江市欧诚包装材料制品有限公司 | Air purifier special for office |
CN206017238U (en) * | 2016-09-02 | 2017-03-15 | 温岭市金雕水泵壳加厂(普通合伙) | A kind of cutting pump sewage dirt cutter sweep |
CN207278526U (en) * | 2017-08-29 | 2018-04-27 | 浙江越连机电有限公司 | A kind of whirlwind blade cutting pump |
CN207438012U (en) * | 2017-09-11 | 2018-06-01 | 河南省源顺建筑工程有限公司 | A kind of pressure release water conservancy pipe main body |
CN207655338U (en) * | 2017-09-15 | 2018-07-27 | 张建平 | A kind of trade effluent pipeline nozzle |
CN207989377U (en) * | 2018-03-22 | 2018-10-19 | 郑兆熊 | A kind of pump cutter device |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN110779587A (en) * | 2019-10-31 | 2020-02-11 | 孙安杰 | Flow meter |
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Application publication date: 20190503 |