CN205154735U - Water pump with novel leaf wheel clearance adjusting device - Google Patents
Water pump with novel leaf wheel clearance adjusting device Download PDFInfo
- Publication number
- CN205154735U CN205154735U CN201520980352.8U CN201520980352U CN205154735U CN 205154735 U CN205154735 U CN 205154735U CN 201520980352 U CN201520980352 U CN 201520980352U CN 205154735 U CN205154735 U CN 205154735U
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- China
- Prior art keywords
- pump
- suspension
- impeller
- water pump
- bearing support
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- Expired - Fee Related
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Abstract
The utility model provides a water pump with novel leaf wheel clearance adjusting device, includes the pump body, pump cover, impeller, link, suspension and pump shaft. The working chamber of the pump body, pump cover constitution pump, the impeller is worked at the pump chamber internal rotation. The pump cover links to each other with the link, and the other end of link links to each other with the suspension, and the pump shaft passes through the bearing and the bearing body is installed in the suspension, and install impeller is terminal at the pump shaft. The bearing body is provided with the external screw thread, and the suspension sets up the complex internal thread. The utility model discloses the bearing body passes through threaded connection with the suspension, and the fine setting of impeller and the interior side clearance of the pump body can be realized to the swivel bearing body. Bearing body outward flange dish is established to a plurality of scales along the circumference, sets up the scale on the suspension, can quantify accurate adjusting play.
Description
Technical field
The utility model belongs to water pump field, particularly relates to unshrouded impeller, needs the water pump of adjusting play.
Background technique
Centrifugal pump is according to centrifugal principle design, and the impeller blade of High Rotation Speed drives water to rotate, and is thrown away by water, thus reaches the object of conveying.Can be divided into clean waterpump, transh pump, anti-corrosive pump etc. from fed sheet of a media, and in transh pump and anti-corrosive pump field, is mostly be designed to unshrouded impeller.For ensureing the normal work of pump, meeting pump performance and requiring and higher efficiency, certain gap must be ensured between the apron plate in impeller and the pump housing, be referred to as impeller clearance.Impeller clearance has a great impact for technical data required for the pump and efficiency, and general machining accuracy and franchise, and impeller clearance all can be made to be in nondeterministic statement, and how adjustable rotor makes the gap between impeller and the pump housing, is exactly a problem needing to solve.In addition, because wearing and tearing after running a period of time, also increasing impeller clearance, gap can be adjusted back to correct position by this structure, to ensure the high-efficiency operation being in pump when keeping in repair.
Existing horizontal centrifugal pump, its structure comprises the pump housing, pump cover, impeller, pump shaft, link press span and suspension.Link press span one end is connected with pump cover, and the other end is connected with suspension.Described pump shaft is arranged in suspension by bearing and bearing support, and pump shaft end connects impeller, and impeller operates in the pump housing.Driven by motor pump shaft rotates, thus makes vane rotary provide power for water pump.Existing unshrouded impeller structure, for regulating impeller clearance, three adjusting screw are provided with between suspension and bearing support, turn adjusting screw one by one, because the ejection zone of action dynamic bearing body between adjusting screw and suspension moves to the left or to the right, thus pump shaft impeller is moved, impeller clearance changes thereupon.But turn adjusting screw one by one, each gap that regulates cannot quantize, and experience only can be commented repeatedly to debug, and the adjusting size degree in gap is difficult to effective control.And it is very difficult that three screws are adjusted to unified plane, easily causes bearing support to offset simultaneously.
Model utility content
The utility model is for existing pump impeller gap adjustment difficulty, and three adjusting screw are difficult to the technical problem of leveling, propose a kind of water pump with novel impeller slack adjuster.
In order to achieve the above object, the technical solution adopted in the utility model is:
A kind of water pump with novel impeller slack adjuster, comprise the pump housing, pump cover, impeller, link press span, suspension and pump shaft, described link press span one end is connected with pump cover, the other end is connected with suspension, impeller is arranged in the pump housing, and pump shaft is arranged in suspension by bearing and bearing support, and pump shaft end connects impeller, it is characterized in that: described bearing support outer wall is provided with outside thread, suspension is arranged internal thread with matching; Described bearing support one end is provided with outward flange dish with a scale, and described outward flange dish is fixed by screws on suspension.
As preferably, described suspension is provided with the graduated scale demarcating outward flange disc spins angle.
As preferably, described bearing support outer wall is positioned at externally threaded both sides place and is provided with seal groove, is provided with O type circle in seal groove.
As preferably, described bearing support is also provided with the oil hole to bearing grease injection, oil hole is plugged with plug cock.
As preferably, described bearing is double-row angular contact bal bearing.
As preferably, described outward flange dish is provided with the scale groove of 20 calibrated scales.
Compared with prior art, advantage of the present utility model and good effect are:
1, bearing support and suspension are threaded connection, and swivel bearing body can realize the fine setting of impeller clearance, avoid repeatedly the complicated processes that rotation screw one by one carries out regulating.
2, bearing support is circumferentially divided into multiple angle, and suspension arranges graduation line, and angle of swing is corresponding with impeller clearance, achieves the visuality of gap adjustment.
3, arranging of oil hole is conveniently directly bearing grease injection from outside, and guarantee water pump can Long-Time Service.
4, when after the wearing and tearing of water pump Long-Time Service, water pump Effec-tive Function can be enable in quick adjustment impeller clearance.
Accompanying drawing explanation
Fig. 1 is the structural representation of water pump described in the utility model;
Fig. 2 is the erection drawing of suspension described in the utility model;
Fig. 3 is the plan view of bearing support described in the utility model;
Fig. 4 is the sectional view of bearing support described in the utility model;
Above in each figure: 1, the pump housing; 11, pump cover; 2, impeller; 3, pump shaft; 31, axle sleeve; 4, link press span; 5, suspension; 6, bearing support; 61, outward flange dish; 611, scale groove; 612, oil hole; 613, plug cock; 614, screw hole; 62, seal groove; 7, screw; 8, bearing.
Embodiment
In order to better understand the utility model, illustrate below in conjunction with drawings and Examples.
Embodiment: as shown in Figures 1 to 4, a kind of water pump with novel impeller slack adjuster, comprises the pump housing 1, pump cover 11, impeller 2, link press span 4, suspension 5 and pump shaft 3.Described link press span 4 one end is connected with pump cover 11, and the other end is connected with suspension 5, and impeller 2 is arranged at the active chamber 1 of the pump housing 1 and pump cover 11 formation.Pump shaft 3 is arranged in suspension 5 near motor side by double-row angular contact bal bearing 8 and bearing support 6, is set with axle sleeve 31 outside pump shaft 3, and pump shaft 3 end connects impeller 2.Driven by motor pump shaft 3 rotates, and impeller 2 is rapidly rotated, and water is sucked by the water sucking mouth of the pump housing 1, and is discharged by water outlet.Described bearing support 6 outer wall is provided with outside thread, described suspension 5 inwall is provided with the internal thread coordinated with described outside thread, described bearing support is provided with outward flange dish 61, outward flange dish 61 is provided with three screw holes 614, described suspension 5 is provided with the screw hole corresponding with screw hole 614.During assembling, bearing support 6 is twisted by screw thread and is connected in suspension 5.Before water pump operation, according to water quality different adjustment impeller clearance, to ensure the normal work of pump, pump performance need be met and requires and higher efficiency.During adjustment, swivel bearing body 6, then bearing support 6 is with dynamic bearing 8 to move to the left or to the right, and impeller 2 gap changes thereupon.Rotation angle is different, and space change varies in size, and easily can realize the fine setting in impeller 2 gap, and can ensure bearing support 6 axis maintenance level, can not run-off the straight.After adjustment, by screw 7, bearing support is fixedly secured on suspension.
In order to realize the quantification of impeller 2 gap adjustment, directly can see the size of space change during adjustment, described outward flange dish dish 61 is uniformly distributed with 20 scale grooves 611 along the circumference, and described suspension 5 outer surface is provided with the graduated scale demarcating bearing support 6 angle of swing.During adjustment, swivel bearing body 6 makes impeller 2 move, until directly contact with the pump housing 1 apron plate, then floating bearing body 6 gradually, each rotate a regulating tank 611 angle and corresponding impeller clearance change 0.05mm.The angle of a different regulating tank 611 is rotated according to different quality, easy to adjust, without the need to repeatedly regulating by rule of thumb as before.
For preventing gravel from entering gap between bearing support 6 and suspension 5, described bearing support 6 outer wall is positioned at externally threaded two ends place and is provided with seal groove 62, is provided with O type circle in seal groove 62.
Bearing 8 needs grease lubrication, described flange plate 61 is also provided with the oil hole 612 to bearing 8 grease injection, oil hole 612 is plugged with plug cock 613.Opening plug cock 613, can be the grease that bearing 8 adds lubrication from outside.
The above; it is only preferred embodiment of the present utility model; it is not restriction the utility model being made to other form; the Equivalent embodiments that any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as equivalent variations is applied to other field; but everyly do not depart from technical solutions of the utility model content; according to any simple modification, equivalent variations and remodeling that technical spirit of the present utility model is done above embodiment, still belong to the protection domain of technical solutions of the utility model.
Claims (6)
1. the water pump with novel impeller slack adjuster, comprise the pump housing, pump cover, impeller, link press span, suspension and pump shaft, described link press span one end is connected with pump cover, the other end is connected with suspension, impeller is arranged in the pump housing, and pump shaft is arranged in suspension by bearing and bearing support, and pump shaft end connects impeller, it is characterized in that: described bearing support outer wall is provided with outside thread, suspension is arranged internal thread with matching; Described bearing support one end is provided with outward flange dish with a scale, and described outward flange dish is fixed by screws on suspension.
2. the water pump with novel impeller slack adjuster according to claim 1, is characterized in that: described suspension is provided with the graduated scale demarcating outward flange disc spins angle.
3. the water pump with novel impeller slack adjuster according to claim 2, is characterized in that: described bearing support outer wall is positioned at externally threaded both sides place and is provided with seal groove, is provided with O type circle in seal groove.
4. the water pump with novel impeller slack adjuster according to claim 3, is characterized in that: described bearing support is also provided with the oil hole to bearing grease injection, oil hole is plugged with plug cock.
5. the water pump with novel impeller slack adjuster according to claim 4, is characterized in that: described bearing is double-row angular contact bal bearing.
6. the water pump with novel impeller slack adjuster according to claim 5, is characterized in that: the scale groove described outward flange dish being provided with 20 calibrated scales.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520980352.8U CN205154735U (en) | 2015-12-02 | 2015-12-02 | Water pump with novel leaf wheel clearance adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520980352.8U CN205154735U (en) | 2015-12-02 | 2015-12-02 | Water pump with novel leaf wheel clearance adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205154735U true CN205154735U (en) | 2016-04-13 |
Family
ID=55690437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520980352.8U Expired - Fee Related CN205154735U (en) | 2015-12-02 | 2015-12-02 | Water pump with novel leaf wheel clearance adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205154735U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108443213A (en) * | 2018-05-11 | 2018-08-24 | 安徽凯特泵业有限公司 | Pump shaft axial position regulating mechanism |
| CN108591070A (en) * | 2018-04-11 | 2018-09-28 | 曹珠明 | A kind of blowdown self priming pump with suspension |
| CN111536232A (en) * | 2020-04-21 | 2020-08-14 | 凯博易控车辆科技(苏州)股份有限公司 | Shift drum position adjustment mechanism |
-
2015
- 2015-12-02 CN CN201520980352.8U patent/CN205154735U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108591070A (en) * | 2018-04-11 | 2018-09-28 | 曹珠明 | A kind of blowdown self priming pump with suspension |
| CN108443213A (en) * | 2018-05-11 | 2018-08-24 | 安徽凯特泵业有限公司 | Pump shaft axial position regulating mechanism |
| CN111536232A (en) * | 2020-04-21 | 2020-08-14 | 凯博易控车辆科技(苏州)股份有限公司 | Shift drum position adjustment mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160413 Termination date: 20201202 |