CN204213027U - A kind of drive line adopting the liquid sewage pump of screw connected coupling - Google Patents
A kind of drive line adopting the liquid sewage pump of screw connected coupling Download PDFInfo
- Publication number
- CN204213027U CN204213027U CN201420547607.7U CN201420547607U CN204213027U CN 204213027 U CN204213027 U CN 204213027U CN 201420547607 U CN201420547607 U CN 201420547607U CN 204213027 U CN204213027 U CN 204213027U
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- Prior art keywords
- pump
- shaft
- coupling
- pump shaft
- adapter sleeve
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- Expired - Fee Related
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Abstract
The utility model relates to the drive line of the liquid sewage pump adopting screw connected coupling, comprise the lifting pipe of liquid sewage pump, the lower link press span of pump shaft, pump shaft, the upper link press span of motor shaft, motor shaft, coupling assembly, motor, it is characterized in that: coupling assembly upper end is provided with motor, motor shaft is connected by screw connected coupling with pump shaft, and pump shaft is positioned at the lower link press span of pump shaft, pump shaft is arranged in the selfaligning ball bearing of a band adapter sleeve, and the selfaligning ball bearing of band adapter sleeve is arranged on the lower link press span top of pump shaft.Selfaligning ball bearing and the upper bearing (metal) body of counnter attack rotating disk and band adapter sleeve is provided with in coupling assembly, selfaligning ball bearing with adapter sleeve is arranged in upper bearing (metal) body, feature of the present utility model adopts bush whorl formula coupling, coupling cost is greatly reduced for high-revolving small-sized (power is less than 90kW) liquid sewage pump, improve the convenience of dismounting, on-the-spot dismounting can be carried out, and screwed coupling transmitting torque is large.
Description
Technical field
The utility model relates to a kind of drive line connection set for liquid sewage pump, especially coupling is connected to the one improvement of dismounting simple and convenient.
Background technique
At present, it is elastic column axis coupling that liquid sewage pump drive line connects conventional coupling, and elastic dowel pin shaft coupling generally adopts interference fit, and assembly method has: press-in assembling, low temperature cold assembling and hot jacket assembling etc. several, all by other equipment, to waste time and energy during assembling.Therefore urgently the elastic column axis coupling of existing liquid sewage pump drive line is improved, to solve the problem existing for current long-shaft type draining pump drive line employing elastic column axis coupling.
Summary of the invention
The purpose of this utility model solves liquid sewage pump drive line in prior art to adopt the problems referred to above existing for elastic column axis coupling, provides a kind of drive line adopting the liquid sewage pump of screw connected coupling.A kind of drive line adopting the liquid sewage pump of screw connected coupling of the utility model design, comprise the lifting pipe of liquid sewage pump, the lower link press span of pump shaft, pump shaft, the upper link press span of motor shaft, motor shaft, coupling assembly, motor, it is characterized in that: coupling assembly upper end is provided with motor, motor shaft is through coupling assembly, motor shaft is positioned at the upper link press span of motor shaft, motor shaft is connected by screw connected coupling with pump shaft, pump shaft is positioned at the lower link press span of pump shaft, pump shaft is arranged in the selfaligning ball bearing of a band adapter sleeve, selfaligning ball bearing with adapter sleeve is arranged on the lower link press span top of pump shaft.Be provided with selfaligning ball bearing and the upper bearing (metal) body of counnter attack rotating disk and band adapter sleeve in coupling assembly, the selfaligning ball bearing of band adapter sleeve is arranged in upper bearing (metal) body, and motor shaft is arranged on to be with in the selfaligning ball bearing of adapter sleeve and to be fixedly connected with counnter attack rotating disk.The bottom of pump shaft is arranged in a selfaligning roller bearing, and selfaligning roller bearing is fixedly mounted in the bearing support at liquid sewage pump top.Screw connected coupling is a cylindrical shell, offers internal thread at the two ends of cylindrical shell, and corresponding pump shaft and motor shaft end offer the outside thread of cooperation.Feature of the present utility model adopts bush whorl formula coupling, original Placement changed into by interference fit and being threaded.Coupling cost is greatly reduced for high-revolving small-sized (power is less than 90kW) liquid sewage pump, improves the convenience of dismounting, can on-the-spot dismounting be carried out, and screwed coupling transmitting torque is large.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and example, the utility model is elaborated.
Accompanying drawing 1 is existing structure schematic diagram; Accompanying drawing 2 is structural representation of the present utility model; Accompanying drawing 3 is model utility screwed coupling schematic diagram.
Embodiment
As shown in the figure: a kind of drive line adopting the liquid sewage pump of screw connected coupling, comprise liquid sewage pump 1, lifting pipe 2, the lower link press span 3 of pump shaft, pump shaft 4, the upper link press span 5 of motor shaft, motor shaft 6, coupling assembly 7, motor (not drawing in figure), it is characterized in that: coupling assembly upper end is provided with motor, motor shaft is through coupling assembly, motor shaft is positioned at the upper link press span of motor shaft, motor shaft is connected by screw connected coupling 8 with pump shaft, pump shaft is positioned at the lower link press span of pump shaft, pump shaft is arranged in the selfaligning ball bearing 9 of a band adapter sleeve, selfaligning ball bearing with adapter sleeve is arranged on the lower link press span top of pump shaft.Be provided with selfaligning ball bearing 11 and the upper bearing (metal) body 12 of counnter attack rotating disk 10 and band adapter sleeve in coupling assembly, the selfaligning ball bearing of band adapter sleeve is arranged in upper bearing (metal) body, and motor shaft is arranged on to be with in the selfaligning ball bearing of adapter sleeve and to be fixedly connected with counnter attack rotating disk.The bottom of pump shaft is arranged in a selfaligning roller bearing 13, and selfaligning roller bearing is fixedly mounted in the bearing support 14 at liquid sewage pump top.Screw connected coupling is a cylindrical shell, offers internal thread 15 at the two ends of cylindrical shell, and corresponding pump shaft and motor shaft end offer the outside thread of cooperation.
In using, with the outside thread that pump shaft and motor shaft end are offered, directly twisting receives on the internal thread at screw connected coupling two ends, the shaft coupling of pump shaft and motor shaft can be completed, and spherical ball axle with adapter sleeve and selfaligning roller bearing can ensure the stable rotation of pump shaft, the selfaligning ball bearing of band adapter sleeve can ensure the stable rotation of motor shaft.
Claims (4)
1. one kind adopts the drive line of the liquid sewage pump of screw connected coupling, comprise the lifting pipe of liquid sewage pump, the lower link press span of pump shaft, pump shaft, the upper link press span of motor shaft, motor shaft, coupling assembly, motor, it is characterized in that: coupling assembly upper end is provided with motor, motor shaft is through coupling assembly, motor shaft is positioned at the upper link press span of motor shaft, motor shaft is connected by screw connected coupling with pump shaft, pump shaft is positioned at the lower link press span of pump shaft, pump shaft is arranged in the selfaligning ball bearing of a band adapter sleeve, selfaligning ball bearing with adapter sleeve is arranged on the lower link press span top of pump shaft.
2. by a kind of drive line adopting the liquid sewage pump of screw connected coupling according to claim 1, it is characterized in that: the selfaligning ball bearing and the upper bearing (metal) body that are provided with counnter attack rotating disk and band adapter sleeve in coupling assembly, selfaligning ball bearing with adapter sleeve is arranged in upper bearing (metal) body, and motor shaft is arranged on to be with in the selfaligning ball bearing of adapter sleeve and to be fixedly connected with counnter attack rotating disk.
3. by a kind of drive line adopting the liquid sewage pump of screw connected coupling according to claim 1, it is characterized in that: the bottom of pump shaft is arranged in a selfaligning roller bearing, and selfaligning roller bearing is fixedly mounted in the bearing support at vertical drainage pump top.
4. by a kind of drive line adopting the liquid sewage pump of screw connected coupling according to claim 1, it is characterized in that: screw connected coupling is a cylindrical shell, offer internal thread at the two ends of cylindrical shell, corresponding pump shaft and motor shaft end offer the outside thread of cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420547607.7U CN204213027U (en) | 2014-09-23 | 2014-09-23 | A kind of drive line adopting the liquid sewage pump of screw connected coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420547607.7U CN204213027U (en) | 2014-09-23 | 2014-09-23 | A kind of drive line adopting the liquid sewage pump of screw connected coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204213027U true CN204213027U (en) | 2015-03-18 |
Family
ID=52981703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420547607.7U Expired - Fee Related CN204213027U (en) | 2014-09-23 | 2014-09-23 | A kind of drive line adopting the liquid sewage pump of screw connected coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204213027U (en) |
-
2014
- 2014-09-23 CN CN201420547607.7U patent/CN204213027U/en not_active Expired - Fee Related
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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: 20150318 Termination date: 20180923 |