CN203516126U - Long shaft submerged pump - Google Patents
Long shaft submerged pump Download PDFInfo
- Publication number
- CN203516126U CN203516126U CN201320583375.6U CN201320583375U CN203516126U CN 203516126 U CN203516126 U CN 203516126U CN 201320583375 U CN201320583375 U CN 201320583375U CN 203516126 U CN203516126 U CN 203516126U
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- CN
- China
- Prior art keywords
- pump
- transmission shaft
- shaft
- sliding bearing
- housing
- 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
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Abstract
A long shaft submerged pump comprises a water inlet filter screen, a pump seat and a pump body, an upper connecting pipe, a middle connecting pipe, a sliding bearing seat, a lower connecting pipe and a sliding beating seat are arranged on the lower face of the pump body, the pump body is arranged on the pump seat, a pump cover, a bearing component, a motor seat and a motor are arranged on the pump body from bottom to top, the motor is connected with an upper transmission shaft through a coupling, the upper transmission shaft is connected with a middle transmission shaft, the middle transmission shaft is connected with a lower transmission shaft, the transmission shafts are connected through clamping rings, and the clamping rings and the outer rings of the two transmission shafts are provided with sleeves. An inducer and a flow guide cap are arranged on the lower portion of a sliding bearing component at the lower end of the lower transmission shaft. An impeller and a mechanical seal are arranged on the upper transmission shaft in the pump body. The long shaft submerged pump is reasonable in structure and convenient to dismount, product quality is improved, axial force and vibration in the pump operation process are reduced, and the service life of the pump is prolonged. The long shaft submerged pump is widely suitable for the fields of metallurgy, mining, chemical engineering, papermaking, tap water, thermal power plant boiler circulating water.
Description
Technical field
The utility model relates to industrial pump field, relates in particular to a kind of LY type long shaft submerged pump.
Background technique
The submerged depth of Under Water Pumps is generally 3 meters of left and right, and common Under Water Pumps impeller is immersed in the liquid of being pumped completely, and during pump operation, axial force is large, because rotating speed is high, add that pump shaft coaxality is difficult to guarantee, pump housing high vibration while just having caused Under Water Pumps operation, noise is large, the fracture of main shaft fatiguability.
Summary of the invention
The purpose of this utility model is to provide a kind of rational in infrastructure, and convenient disassembly can improve the quality of products, and axial force and vibration while reducing pump operation improve the long shaft submerged pump in working life.
The utility model is achieved in that a kind of long shaft submerged pump, comprise inlet strainer, pump seat, the pump housing, below the described pump housing, be provided with from top to bottom connecting tube, plain bearing housing, middle connecting tube, plain bearing housing, lower connecting tube, plain bearing housing, it is characterized in that: above described pump seat, be provided with the pump housing, the pump housing from bottom to up face is disposed with pump cover, bearing unit, motor cabinet, motor, motor by coupling with upload moving axis and be connected, uploading moving axis is connected with intermediate propeller shaft, intermediate propeller shaft is connected with lower drive shaft, between transmission shaft and transmission shaft, by snap ring, be connected, snap ring and two transmission shaft outer rings are provided with sleeve, the upper and lower end of intermediate propeller shaft and lower drive shaft is provided with slide bearing assembly, below the slide bearing assembly of lower drive shaft lower end, be provided with inducer and water conservancy diversion emits, water conservancy diversion emits and is fixed by screws in lower drive shaft lower end, in the described pump housing, upload and on moving axis, be provided with impeller and mechanical seal.
Slide bearing assembly described in the utility model, comprise plain bearing housing, sliding bearing, sliding bearing inner sleeve, sliding bearing gland, in described plain bearing housing, be provided with sliding bearing, in sliding bearing, be provided with sliding bearing inner sleeve, plain bearing housing upper-end surface is provided with sliding bearing gland.
Transmission shaft described in the utility model and transmission shaft connecting end are processed with groove.
Snap ring described in the utility model is arranged to split type, and snap ring inner chamber is provided with groove; Snap ring lumen channels is stuck two transmission shafts that are connected.
Sleeve described in the utility model lower end surface contacts with sliding bearing inner sleeve upper-end surface.
It is cast iron that motor cabinet described in the utility model adopts material.
The utility model is rational in infrastructure, and convenient disassembly has improved quality of product, the axial force while having reduced pump operation and vibration, the working life of having improved pump.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is A portion enlarged view in Fig. 1;
Fig. 3 is B portion enlarged view in Fig. 1;
In figure 1, inlet strainer, 2, water-inlet horn, 3, water conservancy diversion emits, 4, inducer, 5, slide bearing assembly, 5-1, plain bearing housing, 5-2, sliding bearing, 5-3, sliding axle inner sleeve, 5-4, sliding bearing gland, 9, lower connecting tube, 10, lower drive shaft, 11, sleeve, 12, snap ring, 13, intermediate connection tube, 14, intermediate propeller shaft, 15, upper connecting tube, 17, upload moving axis, 18, pump seat, 19, the pump housing, 20, impeller, 21, pump cover, 22, round nut, 23, bearing unit, 24, motor cabinet, 25, mechanical seal.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described:
With reference to accompanying drawing, a kind of long shaft submerged pump, comprise inlet strainer, pump seat, the pump housing, below the described pump housing, be provided with from top to bottom connecting tube, plain bearing housing, middle connecting tube, plain bearing housing, lower connecting tube, plain bearing housing, it is characterized in that: above described pump seat, be provided with the pump housing, the pump housing from bottom to up face is disposed with pump cover, bearing unit, motor cabinet, motor, motor by coupling with upload moving axis and be connected, uploading moving axis is connected with intermediate propeller shaft, intermediate propeller shaft is connected with lower drive shaft, between transmission shaft and transmission shaft, by snap ring, be connected, snap ring and two transmission shaft outer rings are provided with sleeve, the upper and lower end of intermediate propeller shaft and lower drive shaft is provided with slide bearing assembly, below the slide bearing assembly of lower drive shaft lower end, be provided with inducer and water conservancy diversion emits, water conservancy diversion emits and is fixed by screws in lower drive shaft lower end, in the described pump housing, upload and on moving axis, be provided with impeller and mechanical seal.Described slide bearing assembly, comprise plain bearing housing, sliding bearing, sliding bearing inner sleeve, sliding bearing gland, in described plain bearing housing, be provided with sliding bearing, be provided with sliding bearing inner sleeve in sliding bearing, plain bearing housing upper-end surface is provided with sliding bearing gland.Described transmission shaft and transmission shaft connecting end are processed with groove.Described snap ring is arranged to split type, and snap ring inner chamber is provided with groove; Snap ring lumen channels is stuck two transmission shafts that are connected.Described sleeve lower end surface contacts with sliding bearing inner sleeve upper-end surface.It is cast iron that described motor cabinet adopts material.During concrete enforcement, the utility model is equipped with inducer below lower drive shaft, and medium is introduced to impeller inlet end, impeller location on pump-foot, better like this axial force while having reduced pump operation, the vibration during to pump operation also improves significantly.Between transmission shaft and transmission shaft, by split type snap ring, be connected, snap ring and two transmission shaft outer ring sleeves have sleeve, and sleeve is spacing by sliding bearing inner sleeve, is convenient to dismounting and change part.Motor cabinet changes ironcasting into by weldment, and is provided with adjusting bolt, regulates the concentricity of motor and pump, has avoided the welding stress deformation of weldment.
Claims (6)
1. a long shaft submerged pump, comprise inlet strainer, pump seat, the pump housing, below the described pump housing, be provided with from top to bottom connecting tube, plain bearing housing, middle connecting tube, plain bearing housing, lower connecting tube, plain bearing housing, it is characterized in that: above described pump seat, be provided with the pump housing, the pump housing from bottom to up face is disposed with pump cover, bearing unit, motor cabinet, motor, motor by coupling with upload moving axis and be connected, uploading moving axis is connected with intermediate propeller shaft, intermediate propeller shaft is connected with lower drive shaft, between transmission shaft and transmission shaft, by snap ring, be connected, snap ring and two transmission shaft outer rings are provided with sleeve, the upper and lower end of intermediate propeller shaft and lower drive shaft is provided with slide bearing assembly, below the slide bearing assembly of lower drive shaft lower end, be provided with inducer and water conservancy diversion emits, water conservancy diversion emits and is fixed by screws in lower drive shaft lower end, in the described pump housing, upload and on moving axis, be provided with impeller and mechanical seal.
2. a kind of long shaft submerged pump according to claim 1, it is characterized in that: described slide bearing assembly, comprise plain bearing housing, sliding bearing, sliding bearing inner sleeve, sliding bearing gland, in described plain bearing housing, be provided with sliding bearing, in sliding bearing, be provided with sliding bearing inner sleeve, plain bearing housing upper-end surface is provided with sliding bearing gland.
3. a kind of long shaft submerged pump according to claim 1 and 2, is characterized in that: described transmission shaft and transmission shaft connecting end are processed with groove.
4. a kind of long shaft submerged pump according to claim 1 and 2, is characterized in that: described snap ring is arranged to split type, and snap ring inner chamber is provided with groove; Snap ring lumen channels is stuck two transmission shafts that are connected.
5. a kind of long shaft submerged pump according to claim 1 and 2, is characterized in that: described sleeve lower end surface contacts with sliding bearing inner sleeve upper-end surface.
6. a kind of long shaft submerged pump according to claim 1, is characterized in that: it is cast iron that described motor cabinet adopts material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320583375.6U CN203516126U (en) | 2013-09-22 | 2013-09-22 | Long shaft submerged pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320583375.6U CN203516126U (en) | 2013-09-22 | 2013-09-22 | Long shaft submerged pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203516126U true CN203516126U (en) | 2014-04-02 |
Family
ID=50375063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320583375.6U Expired - Fee Related CN203516126U (en) | 2013-09-22 | 2013-09-22 | Long shaft submerged pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203516126U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527496A (en) * | 2013-09-22 | 2014-01-22 | 江苏新泰泵阀制造有限公司 | Long-shaft submerged pump |
| CN109555722A (en) * | 2018-12-14 | 2019-04-02 | 上海凯泉泵业（集团）有限公司 | A kind of vertical long shaft pump of point of half formula Axile connection structure and bush of bush bearing one |
-
2013
- 2013-09-22 CN CN201320583375.6U patent/CN203516126U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527496A (en) * | 2013-09-22 | 2014-01-22 | 江苏新泰泵阀制造有限公司 | Long-shaft submerged pump |
| CN109555722A (en) * | 2018-12-14 | 2019-04-02 | 上海凯泉泵业（集团）有限公司 | A kind of vertical long shaft pump of point of half formula Axile connection structure and bush of bush bearing one |
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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 |
Granted publication date: 20140402 Termination date: 20200922 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |