CN102852820B - Cemented carbide idle running can be connected amphibious husky pump - Google Patents
Cemented carbide idle running can be connected amphibious husky pump Download PDFInfo
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- CN102852820B CN102852820B CN201110176289.9A CN201110176289A CN102852820B CN 102852820 B CN102852820 B CN 102852820B CN 201110176289 A CN201110176289 A CN 201110176289A CN 102852820 B CN102852820 B CN 102852820B
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Abstract
The present invention is that a kind of cemented carbide idle running can be connected amphibious husky pump.Sealed with O shape circle between impeller shaft hole and axle.Impeller in the cantilevered axle of single-stage pump or multistage pump installs sealing axle sleeve by one end of motor.Impeller installs seal washer by spindle nose one end.Enclose with O shape between the common and axle of single-stage pump or multistage each impeller, sealing axle sleeve, seal washer and sealed.During sand discharge, O shape circle protects impeller key slotted eye and axis hole and can not filled up by solid particle again and tamp and be difficult to dismantle.
Description
Technical field
The present invention relates to a kind of cemented carbide idle running can to connect amphibious husky pump, it is land and amphibious type water pump dual-purpose under water, is applicable to carry in liquid containing the vertical pump of the sand-discharging submerged pump of solid abrasive particles or land.
Background technique
Prior art, " vertical pump for mine " by name has three patent of invention: ZL200410078876.4, ZL200410078879.8, ZL200410078880.0.
At present, the technological scheme in the dismounting gap of the impeller shaft hole of the filling vertical pump for mine such as the solidfied material that can stop cement hardener, cement-silicate slurries, mineral crystallization or husky pump is not yet retrieved.Vertical pump for mine and husky pump, zone of high pressure was there is to low pressure area crossfire phenomenon in the gap that particularly multilevel high-lift mine stands the impeller hub axis hole of the band keyway of pump and the mating face of pump shaft before sealing, the anti-corrosive grease that impeller shaft hole and pump shaft are coated with all can be washed off, the impeller shaft hole surface pulled out by brute force during dismounting and pump shaft surface are without iron mold, very bright.What chemical examination found light is clogged the solidfied materials such as cement hardener, cement-silicate slurries, mineral crystallization in the gap and intermetallic composite coating tool marks on mating face.At this moment be equivalent to interference fit between impeller shaft hole and pump shaft, make impeller demolition very difficult, impeller is drawn distortion by brute force, draws the ratio of scrapping very high.Such difficult problem fails to find other solution so far.
Summary of the invention
The object of the invention is: for mining provides a kind of amphibian amphibious type vertical pump for mine upgrading products---cemented carbide idle running can be connected amphibious husky pump, its impeller hub axis hole, keyway and pump shaft are dismantled easily, and structure is simple, can overcome above-mentioned shortcoming and defect.
The cemented carbide idle running of the present invention technological scheme that amphibious husky pump adopts of can connecting is: can stop the assemblage gap of the solidfied material filling impeller hub axis holes such as cement hardener, cement-silicate slurries, mineral crystallization and pump shaft and have this connection seal closed respectively at the two ends with the impeller hub axis hole of keyway and the mating face of pump shaft.It is that O shape is enclosed that this connection seal is closed respectively in two ends with the impeller hub axis hole of keyway and the mating face of pump shaft.The cantilevered axle of cantilever pump is being provided with by this side of bearing the sealing axle sleeve be connected with impeller by the impeller of bearing side, and pump shaft and sealing axle sleeve axis hole O shape are enclosed and are closed.There is the bearing be arranged on pump shaft the both sides of multi-level pump impeller, and have at least side to lean on the impeller of bearing being provided with by this side of bearing the sealing axle sleeve be connected with impeller, pump shaft and sealing axle sleeve axis hole O shape are enclosed and closed.The impeller tightening nut of pump shaft end is furnished with seal washer, and the axis hole O shape of pump shaft and seal washer is enclosed and closed.By the impeller that bearing side is installed in the cantilevered axle of cantilever pump, the axis hole of pump shaft and this impeller hub directly encloses with O shape to be closed.The seal washer of the tightening nut of the cantilever axle head of cantilever pump has the stop ledge in the dowel hole extending into impeller shaft hole and pump shaft.The impeller of multistage pump and impeller can enclose with O shape to be closed, and impeller and sealing axle sleeve can enclose with O shape to be closed, and the impeller of single-stage pump and sealing axle sleeve also can enclose with O shape and be closed.The O shape ring recess of closed impeller and seal washer can be out the axle O shape ring recess on seal washer cylindrical, and impeller hub has the axis hole holding seal washer.The O shape ring recess closing pump shaft and sealing axle sleeve can be out the hole O shape ring recess in sealing axle sleeve axis hole.The O shape ring recess of closed impeller and impeller can be open the axle O shape ring recess on any one impeller hub one section of cylindrical wherein, and another impeller hub has the axis hole of impeller hub one section of cylindrical that can hold this axle O shape ring recess place.The O shape ring recess of closed impeller and sealing axle sleeve can be out the axle O shape ring recess on one section of cylindrical of any one part in these two parts, and another part has the axis hole of one section of cylindrical that can hold this axle O shape ring recess place.
It can be y-type seal ring that large-scale impeller closes this connection seal respectively at the two ends with the impeller shaft hole of keyway and the mating face of pump shaft, and can be V-shaped seal ring, can also be wrap style gasket seal.It can be paper washer that small impeller, micro impeller close this connection seal respectively at the two ends with the impeller shaft hole of keyway and the mating face of pump shaft, it can be asbestos rubber pad, can be polytetrafluoroethylene film packing ring, can also be polytetrafluoroethylraw raw material band.
Can the connect advantage of amphibious husky pump of cemented carbide idle running of the present invention is that structure is simple, easy to manufacture, satisfactory for result, sand discharge of can drawing water.Protect impeller shaft hole not again can by solid particle fill up tamp and be difficult to dismounting.
Accompanying drawing explanation
Fig. 1 is that cemented carbide idle running of the present invention can be connected amphibious husky pump first schematic diagram.
Fig. 2 is the partial enlarged drawing of Fig. 1 and Fig. 3.
Fig. 3 is that cemented carbide idle running of the present invention can be connected amphibious husky pump second schematic diagram.
Embodiment
Below in conjunction with accompanying drawing, cemented carbide idle running of the present invention amphibious husky pump of can connecting is further described.
Fig. 1 is that cemented carbide idle running of the present invention can be connected amphibious husky pump first embodiment schematic diagram.Fig. 2 is the partial enlarged drawing of Fig. 1.
In Fig. 1, Fig. 2, the assemblage gap of solidfied material filling first order impeller 60, second level impeller 166-1 hub shaft hole and the pump shafts 7 such as cement hardener, cement-silicate slurries, mineral crystallization can be stoped and have this connection seal closed respectively at the two ends on two impeller hub axis holes of the keyway with key 18 and the mating face of pump shaft.
In Fig. 1, Fig. 2, the Sealing that the upper end on this mating face is closed at the two ends with the mating face of two impellers 60 of the keyway of key 18,166-1 hub shaft hole and pump shaft is respectively that O shape enclose 10, and the Sealing closing the lower end on this mating face is that O shape circle 5 and O shape enclose 16.
In Fig. 1, the cantilevered axle 7 of cantilever pump is being provided with by this side of bearing 12 sealing axle sleeve 18 be connected with impeller 166-1 by the impeller 166-1 of bearing 12 side, and pump shaft 7 encloses 10 with the axis hole O shape of sealing axle sleeve 18 and is closed.If be that the both sides of multi-level pump impeller have the bearing be arranged on pump shaft, have at least side to lean on the impeller of bearing being provided with by this side of bearing the sealing axle sleeve be connected with impeller, pump shaft and sealing axle sleeve axis hole O shape are enclosed and are closed.
In Fig. 2, the impeller tightening nut 167 of pump shaft 7 end is furnished with seal washer 6, and pump shaft 7 encloses 16 with the axis hole O shape of seal washer 6 and closed.
Fig. 3 is that cemented carbide idle running of the present invention can be connected amphibious husky pump second embodiment schematic diagram.Fig. 2 is also the partial enlarged drawing of Fig. 3.
In Fig. 3, the cantilevered axle 7 of cantilever pump is provided with impeller 166-2 by bearing 12 side, pump shaft 7 directly encloses 20 with O shape with the hub shaft hole of this impeller 166-2 and is closed.
In Fig. 2, the seal washer 6 of the tightening nut 167 of the cantilever axle head of cantilever pump has the stop ledge 8 in the dowel hole of the driving key 18 extending into impeller shaft hole and pump shaft, can prevent tightening nut 167 from rotating and release.
In Fig. 1, first order impeller 60 and the second level impeller 166-1 of two stage pump can enclose 19 with O shape and be closed.Impeller 166-1 and sealing axle sleeve 18 can enclose 14 with O shape and be closed.
The impeller of single-stage pump and sealing axle sleeve 18 also can enclose 19 with reference to Fig. 1 O shape and be closed.
In Fig. 1, closed impeller 60 is out the axle O shape ring recess 5 on seal washer 6 cylindrical with the O shape ring recess 5 of seal washer 6, and the wheel hub of impeller 60 has the axis hole holding seal washer 6.
In Fig. 1, close pump shaft 7 and be out the hole O shape ring recess 10 in the axis hole of sealing axle sleeve 18 with the O shape ring recess 10 of sealing axle sleeve 18.
In Fig. 1, close first order impeller 60 and be out the axle O shape ring recess 19 on one section of cylindrical of the wheel hub of first order impeller 60 with the O shape ring recess 19 of second level impeller 166-1, the wheel hub of second level impeller 166-1 has the axis hole of one section of cylindrical of the wheel hub of the impeller 60 that can hold this axle O shape ring recess 19 place.
In Fig. 1, the axle O shape ring recess 14, impeller 166-1 that the O shape ring recess 14 of closed impeller 166-1 and sealing axle sleeve 18 is out on one section of cylindrical of sealing axle sleeve 18 has the axis hole of one section of cylindrical that can hold this axle O shape ring recess 14 place.
O shape ring recess as shown in Figure 1, Figure 2, Figure 3 shows, through amendment, can be installed y-type seal ring, can install V-shaped seal ring, also can wrap style gasket seal.Therefore large-scale impeller closes this connection seal respectively at the two ends with the impeller shaft hole of keyway and the mating face of pump shaft can be y-type seal ring, and can be V-shaped seal ring, can also be wrap style gasket seal.
Small impeller, micro impeller close each contact part of this connection seal respectively contacting, and end face can be paper washer at the two ends with the impeller shaft hole of keyway and the mating face of pump shaft, it can be asbestos rubber pad, can be polytetrafluoroethylene film packing ring, can also be polytetrafluoroethylraw raw material band.
Claims (3)
1. a cemented carbide idle running can be connected amphibious husky pump, described cemented carbide idle running amphibious husky pump of can connecting comprises the pump housing, pump shaft, impeller and motor, described motor has casing, upper end cap, lower end cap and rotor, described casing and upper end cap, lower end cap surrounds closed motor room's cavity jointly, motor axis hole has mechanical seal, it is characterized in that: can cement hardener be stoped, cement-silicate slurries, mineral crystallization solidfied material is clogged the assemblage gap of impeller hub axis hole and pump shaft and has this connection seal closed at the two ends with the impeller hub axis hole of keyway and the mating face of pump shaft respectively, wherein, by the impeller of bearing side, the axis hole of pump shaft and this impeller hub directly encloses with O shape to be closed, or by this side of bearing, the sealing axle sleeve be connected with impeller is being installed by the impeller of bearing side, the axis hole O shape of pump shaft and sealing axle sleeve is enclosed and is closed, impeller and sealing axle sleeve O shape are enclosed and are closed, the impeller tightening nut of pump shaft end is furnished with seal washer, and the axis hole O shape of pump shaft and seal washer is enclosed and closed, and impeller and seal washer O type circle are closed.
2. cemented carbide idle running as claimed in claim 1 can be connected amphibious husky pump, it is characterized in that: described seal washer has the stop ledge in the dowel hole extending into impeller shaft hole and pump shaft.
3. cemented carbide idle running as claimed in claim 1 can be connected amphibious husky pump, it is characterized in that: the impeller of multistage pump and impeller O shape are enclosed and closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110176289.9A CN102852820B (en) | 2011-06-27 | 2011-06-27 | Cemented carbide idle running can be connected amphibious husky pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110176289.9A CN102852820B (en) | 2011-06-27 | 2011-06-27 | Cemented carbide idle running can be connected amphibious husky pump |
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| CN102852820A CN102852820A (en) | 2013-01-02 |
| CN102852820B true CN102852820B (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110176289.9A Active CN102852820B (en) | 2011-06-27 | 2011-06-27 | Cemented carbide idle running can be connected amphibious husky pump |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114320993A (en) * | 2022-01-06 | 2022-04-12 | 杭州鹤见南方泵业有限公司 | Mechanical seal protection structure of water pump |
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| US4472109A (en) * | 1981-06-20 | 1984-09-18 | Albert Blum | Pump unit |
| DE29906811U1 (en) * | 1999-04-20 | 2000-08-31 | Brinkmann Pumpen K H Brinkmann | Multi-stage centrifugal pump |
| CN2525284Y (en) * | 2001-09-18 | 2002-12-11 | 余文凌 | Directly connected centrafugal pump |
| CN2763589Y (en) * | 2004-12-14 | 2006-03-08 | 上海连成（集团）有限公司 | Rotor for high-temperature high-pressure pump |
| CN201090506Y (en) * | 2007-08-15 | 2008-07-23 | 上海连成（集团）有限公司 | Impeller anti-loose apparatus of water pump |
| CN101424274A (en) * | 2008-12-10 | 2009-05-06 | 潘述怀 | Mining flame-proof type submersible sand discharging pump |
| CN201382012Y (en) * | 2009-03-05 | 2010-01-13 | 杭州恒力泵业制造有限公司 | Connection sealing improved structure of impeller wheel boss and pump body |
| CN201474997U (en) * | 2009-08-05 | 2010-05-19 | 浙江丰球泵业股份有限公司 | Well-tube type sewage pump |
| CN101749267A (en) * | 2008-11-30 | 2010-06-23 | 大连深蓝泵业有限公司 | Spent fuel water tank cooling pump of pressure water reactor nuclear power plant |
| CN202187932U (en) * | 2011-06-27 | 2012-04-11 | 王喜冬 | Hard alloy idling amphibious sand pump capable of being connected in series |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002285995A (en) * | 2001-03-27 | 2002-10-03 | Seiko Epson Corp | Sealing structure for turbo pump |
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2011
- 2011-06-27 CN CN201110176289.9A patent/CN102852820B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4472109A (en) * | 1981-06-20 | 1984-09-18 | Albert Blum | Pump unit |
| DE29906811U1 (en) * | 1999-04-20 | 2000-08-31 | Brinkmann Pumpen K H Brinkmann | Multi-stage centrifugal pump |
| CN2525284Y (en) * | 2001-09-18 | 2002-12-11 | 余文凌 | Directly connected centrafugal pump |
| CN2763589Y (en) * | 2004-12-14 | 2006-03-08 | 上海连成（集团）有限公司 | Rotor for high-temperature high-pressure pump |
| CN201090506Y (en) * | 2007-08-15 | 2008-07-23 | 上海连成（集团）有限公司 | Impeller anti-loose apparatus of water pump |
| CN101749267A (en) * | 2008-11-30 | 2010-06-23 | 大连深蓝泵业有限公司 | Spent fuel water tank cooling pump of pressure water reactor nuclear power plant |
| CN101424274A (en) * | 2008-12-10 | 2009-05-06 | 潘述怀 | Mining flame-proof type submersible sand discharging pump |
| CN201382012Y (en) * | 2009-03-05 | 2010-01-13 | 杭州恒力泵业制造有限公司 | Connection sealing improved structure of impeller wheel boss and pump body |
| CN201474997U (en) * | 2009-08-05 | 2010-05-19 | 浙江丰球泵业股份有限公司 | Well-tube type sewage pump |
| CN202187932U (en) * | 2011-06-27 | 2012-04-11 | 王喜冬 | Hard alloy idling amphibious sand pump capable of being connected in series |
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| CN102852820A (en) | 2013-01-02 |
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