CN103291659A - Welded-type sand sucking pump - Google Patents
Welded-type sand sucking pump Download PDFInfo
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- CN103291659A CN103291659A CN2013102067020A CN201310206702A CN103291659A CN 103291659 A CN103291659 A CN 103291659A CN 2013102067020 A CN2013102067020 A CN 2013102067020A CN 201310206702 A CN201310206702 A CN 201310206702A CN 103291659 A CN103291659 A CN 103291659A
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- pump
- welded
- welding type
- impeller
- pump housing
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Abstract
The invention discloses a welded-type sand sucking pump which is composed of a welded-type pump body, a welded-type vane wheel, a pump spindle, a pump spindle supporting assembly, a belt wheel and the like. The welded-type pump body comprises a volute-shaped shell, and a pump body top plate and a liner form a pump cavity. A water inlet guard plate is arranged on the inner wall on one side of the pump cavity, a cylindrical water inlet is formed in the outer side of the inner wall, a block-shaped steel plate liner is welded on a flitch plate between the inner walls of the pump cavity, and a cylindrical water outlet is welded at the top of the pump cavity. The welded-type vane wheel and the belt wheel are mounted on the pump spindle which is fixed in the pump spindle supporting assembly, and the belt wheel is driven by external power to drive the vane wheel to rotate. The structure of the welded-type sand sucking pump is convenient to produce by a stamping process, and strength, rigidity and abrasive resistance of the pump are better; energy is reused, and cost is saved.
Description
Technical field
The present invention relates to a kind of welding type sand suction pump, be used for carrying at north cold area the device of the mud, ore pulp, coal slurry, sandstone and the solid particle medium liquid that contain big solid particle, belong to the pump of mechanical engineering.
Background technique
For at cold northern area, the pump housing that some use casting processs to make, bursting by freezing easily.And casting process is a kind of power consumption height, and the many labor intensity of consumptive material are big, environment is had the technology of pollution.For some parts, as less impeller etc., limit and to cast because of technology.And for the manufacturer that produces in batches, use casting process can't satisfy the demand in market.
The wear-resisting sand suction pump of common cast iron manufacturing can't satisfy the strong collision of sand suction pump in operation process, and has wear-resisting sand suction pump now in order to reach strong wear resistance, and pump case is selected special materials such as alloyed steel for use mostly, and this material is expensive, the cost height.
Summary of the invention
The present invention wants technical solution to be to remedy the deficiencies in the prior art, a kind of welding type sand suction pump is provided, has changed the manufacture method of pump structure and pump case, improved impact resistance and the wear resistance of pump by in pump chamber, arranging liner, improve the working life of pump, reduce manufacturer's cost.
For solving the problems of the technologies described above, the present invention adopts technological scheme as follows:
A kind of welding type sand suction pump, include the welding type pump housing, welding type impeller, pump shaft, pump shaft support assembly and belt wheel, the shell of the volute shape of the described welding type pump housing, pump housing top board and liner form pump chamber, the welding type pump housing is provided with cylindrical water intake, cylindrical water outlet, cylindrical water intake inboard is provided with the water intake backplate, be welded with block inner steel lining on the epimere of the inboard pump chamber inwall of cylindrical water outlet, described welding type impeller, belt wheel are installed on the pump shaft, pump shaft is fixed in the pump shaft support assembly, drives belt wheel by external impetus and comes the drives impeller rotation; The described welding type pump housing is welded into scroll casing shape by the shell of two volute shapes, cylindrical water intake and cylindrical water outlet and the pump housing top board that is connected two shells, described welding type impeller is to be welded to form by threaded pipe three parts that the impeller plate, four identical blades and an end have a chamfering, blade is according to clockwise uniform being welded on the impeller plate of the shape of bending, described threaded pipe is welded on the impeller plate, and an end distance that has a chamfering is 3-4mm from the bottom of the impeller plate.
All weld 3 double-screw bolts on the described water intake backplate, be installed in by double-screw bolt on the shell of water intake one side.
Described pump housing top board is by 3 sections arc plate welding fabrications that diameter is different.
Because the liquid that Sand pump is carried in operation process often has solids such as sandstone; pump chamber is clashed into and is rubbed; engineering experience finds that pump housing top board working zone wear out failure is the most serious; add the effect that the weldering liner has played the protection pump housing in pump housing top board inboard; liner can add weldering as required again, thereby prolongs pump housing working life.
The described pump housing is by the shell of 2 volute shapes, and cylindrical water intake and water outlet and the pump housing top board that is connected 2 shells are welded into scroll casing shape.Described pump housing top board is by 3 sections arc plate welding fabrications that diameter is different.Described liner is welded on the inboard of pump housing top board.By 16 blocks of arc spring steel plates through being welded to form.The arc spring steel plate can be made required block liner through certain technology by the junked-auto Steel Spring Plate.Adopt waste and old spring steel not only can reach required stiffness and strength, and energy saving and cost.
Described impeller is by the impeller plate, and threaded pipe three parts that four identical blades and an end have chamfering are welded to form.Described blade spatially is certain angle, bend angle difference up and down, and blade is impact briquetting all, and according to clockwise uniform being welded on the impeller plate of the shape of bending.Described threaded pipe is welded on the impeller plate, and an end distance that has a chamfering is 3-4mm from the bottom of the impeller plate.
All weld 3 double-screw bolts on the described water intake backplate, be installed in again on the shell of water intake one side.
After adopting technique scheme, the present invention compared with prior art has following beneficial effect.
The present invention invents a kind of welding type sand suction pump according to existing sand suction pump deficiency.The structure of the pump case of sand suction pump, intake-outlet and impeller all constitutes by welding.Overcome existing foundry sand suction pump effectively in the situation of the northern area pump bursting by freezing of cold.New pump has increased inner lining structure, is equivalent to thicken pump case, has solved the not characteristics of crashworthiness of existing pump.The material of liner and blade adopts the Steel Spring Plate on the automobile, has not only saved the energy, reduced cost, and the hardness of steel plate can satisfy the various bumps of sand suction pump in operation process.
Description of drawings
Fig. 1 is the sectional view of welding type sand suction pump of the present invention
Fig. 2 is the structural representation of pump case of the present invention.
Fig. 3 is the partial structurtes sectional view of pump case of the present invention.
Fig. 4 is the partial enlarged drawing of liner.
Fig. 5 is the threaded pipe structural drawing.
Fig. 6 is the side view of the impeller plate.
Fig. 7 is the structural drawing of this impeller plate.
Among the figure: pump casing 13 back pump casing 14 pump housing top boards 15 liners 16 pump chambers 17 water intake backplates 18 cylindrical water intake 19 cylindrical water outlet 20 bolt and nuts 21 seal discs 22 blades 23 impeller plates 24 threaded pipes 25 bases 26 steel plates 27 chamferings before the 1 welding type pump housing, 2 welding type impellers, 3 pump shafts, 4 pump shaft support assemblies, 5 guard rings, 6 water seals, 7 bearings, 8 sleeves, 9 sleeve end caps, 10 belt wheels, 11 shells 12.
Embodiment
Referring to accompanying drawing, a kind of welding type sand suction pump, include the welding type pump housing 1, welding type impeller 2, pump shaft 3, pump shaft support assembly 4 and belt wheel 10, the shell 11 of the volute shape of the welding type pump housing 1, pump housing top board 14 and liner 15 form pump chamber, the welding type pump housing 1 is provided with cylindrical water intake 18, cylindrical water outlet 19, cylindrical water intake 18 inboards are provided with water intake backplate 17, be welded with block inner steel lining 15 on the epimere of cylindrical water outlet 18 inboard pump chamber inwalls, welding type impeller 2, belt wheel 10 is installed on the pump shaft 3, pump shaft 3 is fixed in the pump shaft support assembly 4, drives belt wheel 10 by external impetus and comes the drives impeller rotation; The described welding type pump housing 1 is by the shell 11 of two volute shapes, cylindrical water intake 18 and cylindrical water outlet 19 and the pump housing that is connected two shells 11 push up 14 plates and are welded into scroll casing shape, described welding type impeller 2 is by the impeller plate 23, threaded pipe 24 3 parts that four identical blades 22 and an end have chamfering are welded to form, blade 22 is according to clockwise uniform being welded on the impeller plate 23 of the shape of bending, described threaded pipe 24 is welded on the impeller plate 23, an end distance that has a chamfering 27 is 3-4mm from the bottom of the impeller plate, all weld 3 double-screw bolts on the water intake backplate, be installed in by double-screw bolt on the shell of water intake one side, pump housing top board 14 is by 3 sections arc plate welding fabrications that diameter is different.
A kind of welding type sand suction pump of the present invention, mainly by the welding type pump housing 1, welding type impeller 2, pump shaft 3, pump shaft support assembly 4(comprise parts such as guard ring 5, water seal 6, bearing 7, sleeve 8, sleeve end cap 9) and parts such as belt wheel 10 form.The described welding type pump housing 1 comprises that shell 11, pump housing top board 14 and the liner 15 of volute shape form pump chamber 16, pump chamber 16 1 side inwalls are provided with water intake backplate 17, inner wall outside is provided with cylindrical water intake 18, be welded with block inner steel lining 15 on the epimere between the pump chamber inwall, the pump chamber top is welded with cylindrical water outlet 19; Described welding type impeller 2, belt wheel 10 are installed on the pump shaft 3, and pump shaft 3 is fixed in the pump shaft support assembly 4, drive belt wheel 10 by external impetus and come drives impeller 2 rotations.
As shown in Figure 1, a kind of welding type sand suction pump of the present invention, before described water intake backplate 17 is connected by three pairs of bolt and nuts 20 on the pump casing 12, and three bolts are separated by respectively 120 ° and are welded on the water intake backplate 20, also will carry out grinding process to the welding part after the welding.
As Fig. 2, shown in Figure 3, the pump housing 1 of the present invention is by the shell of two volute shapes (being respectively preceding pump casing 12 and back pump casing 13), and cylindrical water intake 18 and water outlet 19 and the pump housing top board 14 that is connected two shells are welded into scroll casing shape.
As shown in Figure 4, pump housing top board 14 of the present invention is by three sections arc plate 28,29 and 30 it by punch and weld that diameter is different.
As Fig. 3 and shown in Figure 5, liner 15 of the present invention is by 16 blocks of arc spring steel plates 26 that are stamped into certain distortion angle, welding fabrication then, and steel plate 26 has certain chamfering 27, in welding process, the infiltration of welding fluid is convenient in the existence of these chamferings, makes the liner after the welding more firm.Arc spring steel plate 26 can be by the junked-auto Steel Spring Plate.Adopt waste and old spring steel not only can reach required stiffness and strength, and energy saving and cost.
As shown in Figure 6 and Figure 7, impeller 2 of the present invention is welded to form by 23, four identical blades 22 of the impeller plate and threaded pipe 24 3 parts.Described blade 22 spatially is certain angle, bend angle difference up and down, and all impact briquettings of blade 22, and according to clockwise average being welded on the impeller plate 23 of the shape of bending.Described threaded pipe 24 is welded in the middle of the impeller plate 23, and an end distance that has a chamfering is 3-4mm from the bottom of the impeller plate.
Claims (3)
1. welding type sand suction pump, include the welding type pump housing, the welding type impeller, pump shaft, pump shaft support assembly and belt wheel, it is characterized in that: the shell of the volute shape of the described welding type pump housing, pump housing top board and liner form pump chamber, the welding type pump housing is provided with cylindrical water intake, cylindrical water outlet, cylindrical water intake inboard is provided with the water intake backplate, be welded with block inner steel lining on the epimere of the inboard pump chamber inwall of cylindrical water outlet, described welding type impeller, belt wheel is installed on the pump shaft, pump shaft is fixed in the pump shaft support assembly, drives belt wheel by external impetus and comes the drives impeller rotation; The described welding type pump housing is welded into scroll casing shape by the shell of two volute shapes, cylindrical water intake and cylindrical water outlet and the pump housing top board that is connected two shells, described welding type impeller is to be welded to form by threaded pipe three parts that the impeller plate, four identical blades and an end have a chamfering, blade is according to clockwise uniform being welded on the impeller plate of the shape of bending, described threaded pipe is welded on the impeller plate, and an end distance that has a chamfering is 3-4mm from the bottom of the impeller plate.
2. welding type sand suction pump as claimed in claim 1 is characterized in that: all weld 3 double-screw bolts on the described water intake backplate,
Be installed in by double-screw bolt on the shell of water intake one side.
3. welding type sand suction pump as claimed in claim 1, it is characterized in that: described pump housing top board is by 3 sections arc plate welding fabrications that diameter is different, inboard that described liner is welded on pump housing top board by 16 blocks of arc spring steel plates through being welded to form, the arc spring steel plate can be by the junked-auto Steel Spring Plate, make required block liner through certain technology, adopt waste and old spring steel not only can reach required stiffness and strength, and energy saving and cost.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102067020A CN103291659A (en) | 2013-05-29 | 2013-05-29 | Welded-type sand sucking pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102067020A CN103291659A (en) | 2013-05-29 | 2013-05-29 | Welded-type sand sucking pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103291659A true CN103291659A (en) | 2013-09-11 |
Family
ID=49093052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013102067020A Pending CN103291659A (en) | 2013-05-29 | 2013-05-29 | Welded-type sand sucking pump |
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| CN (1) | CN103291659A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989029A (en) * | 2017-06-12 | 2017-07-28 | 明光市留香泵业有限公司 | A kind of vertical shell pump |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5968599A (en) * | 1982-10-13 | 1984-04-18 | Hitachi Ltd | Centrifugal impeller of slurry pump |
| EP0178002A1 (en) * | 1984-09-20 | 1986-04-16 | Ihc Holland N.V. | Centrifugal pump |
| JPH07332288A (en) * | 1994-06-10 | 1995-12-22 | Kubota Corp | Pump |
| CN2578569Y (en) * | 2002-10-24 | 2003-10-08 | 威海三盾焊接材料工程有限公司 | Wearproof pumps |
| CN2811626Y (en) * | 2005-08-16 | 2006-08-30 | 段志全 | Steel plate type sand pump |
| CN201128603Y (en) * | 2007-12-12 | 2008-10-08 | 江苏正昌集团富昌机械设备有限公司 | Groove of embedded scraper transporter |
| CN202718874U (en) * | 2012-04-16 | 2013-02-06 | 江西耐普矿机新材料股份有限公司 | Slurry pump with high wear-resisting rubber sheath |
| CN102943778A (en) * | 2012-11-26 | 2013-02-27 | 章大初 | Vortex air injection mud absorbing pump |
-
2013
- 2013-05-29 CN CN2013102067020A patent/CN103291659A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5968599A (en) * | 1982-10-13 | 1984-04-18 | Hitachi Ltd | Centrifugal impeller of slurry pump |
| EP0178002A1 (en) * | 1984-09-20 | 1986-04-16 | Ihc Holland N.V. | Centrifugal pump |
| JPH07332288A (en) * | 1994-06-10 | 1995-12-22 | Kubota Corp | Pump |
| CN2578569Y (en) * | 2002-10-24 | 2003-10-08 | 威海三盾焊接材料工程有限公司 | Wearproof pumps |
| CN2811626Y (en) * | 2005-08-16 | 2006-08-30 | 段志全 | Steel plate type sand pump |
| CN201128603Y (en) * | 2007-12-12 | 2008-10-08 | 江苏正昌集团富昌机械设备有限公司 | Groove of embedded scraper transporter |
| CN202718874U (en) * | 2012-04-16 | 2013-02-06 | 江西耐普矿机新材料股份有限公司 | Slurry pump with high wear-resisting rubber sheath |
| CN102943778A (en) * | 2012-11-26 | 2013-02-27 | 章大初 | Vortex air injection mud absorbing pump |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989029A (en) * | 2017-06-12 | 2017-07-28 | 明光市留香泵业有限公司 | A kind of vertical shell pump |
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Application publication date: 20130911 |