CN209516900U - A kind of pipeline pump permanent magnet speed regulation device - Google Patents
A kind of pipeline pump permanent magnet speed regulation device Download PDFInfo
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- CN209516900U CN209516900U CN201920237868.1U CN201920237868U CN209516900U CN 209516900 U CN209516900 U CN 209516900U CN 201920237868 U CN201920237868 U CN 201920237868U CN 209516900 U CN209516900 U CN 209516900U
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- connector sleeve
- speed regulation
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- drive shaft
- shaft
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Abstract
A kind of pipeline pump permanent magnet speed regulation device of the utility model, one speed regulation connector sleeve of setting between motor casing and pump case, motor shaft in speed regulation connector sleeve drives one end of a drive shaft by permanent magnetic speed-adjusting mechanism, which protrudes into the setting impeller of the other end in pump case.In the utility model, motor output shaft connects the conductor rotor in magnetic coupling, p-m rotor in the splined shaft end connection magnetic coupling of drive shaft, the coupling area between p-m rotor and conductor rotor is realized by electric pushrod and adjusting set to be adjusted, and is achieved in the adjusting of driving shaft torque.Pass through the mutual cooperation of above structure, traditional shaft coupling is not necessarily between motor output shaft and pump, not only increase integrally-built compact, and the shaft coupling failure occurred when used for a long time is avoided, contactless permanent magnetic speed-adjusting is also achieved and improves the job stability of drive shaft by bearing.
Description
Technical field
The utility model belongs to pipeline pump structure technical field of improvement, especially a kind of pipeline pump permanent magnet speed regulation device.
Background technique
According to the statistics made by the departments concerned, national water pump power consumption accounts for about the 30% of national generating capacity, current many long operational times
System in, pressure, changes in flow rate amplitude are larger, and the running operating point of water pump deviates high efficient district, and water pump is adjusted the speed with variable-flow and transported
Row (i.e. pump speed control) substitutes original valve throttle and obtains significant energy-saving benefit, causes the very big concern of people, permanent magnetism
Governor is since 2009 enter China, and development speed is simultaneously unhappy, although existing using U.S.'s Magna technology as the product of representative
Good effect is obtained in some pump energy saving transformations, but popularization and application is not yet received at home, the flow in pipeline pump
Control aspect is even more seldom using permanent magnetic speed-adjusting technology.Existing pipeline pump has the following problems: in 1. some pipeline pumps, motor
Output shaft by the axis connection of shaft coupling and impeller, structure is slightly complicated, and shaft coupling is easy to appear failure, leads to wheel speed
Undesirable or stalling；2. in some pipeline pumps, directly with the axis connection of impeller, this is needed to motor the output shaft of motor
Axis carries out lengthening processing, is unfavorable for work steady in a long-term；3. the above two kind of drive can not be answered when motor shaft exports
With permanent magnetic speed-adjusting technology.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide through conductor rotor and p-m rotor cooperation
Structure realize the transmission of impeller, permanent magnetic speed-adjusting realized by the variation of the coupling area of conductor rotor and p-m rotor
A kind of pipeline pump permanent magnet speed regulation device.
The technical scheme adopted by the utility model is that:
A kind of pipeline pump permanent magnet speed regulation device, including motor and pump, it is characterised in that: be arranged between motor casing and pump case
One speed regulation connector sleeve, the motor shaft in speed regulation connector sleeve drive one end of a drive shaft, the drive by permanent magnetic speed-adjusting mechanism
Moving axis protrudes into the setting impeller of the other end in pump case.
Further more, being provided at least one bearing for being used to support drive shaft in the speed regulation connector sleeve.
Further more, the permanent magnetic speed-adjusting mechanism by drive shaft turns described in magnetic drive and by the variation of coupling area come
Change the revolving speed of drive shaft.
Further more, the permanent magnetic speed-adjusting mechanism includes conductor rotor, p-m rotor, adjusting set and electric pushrod, the conductor
One end of rotor is sleeved on motor output shaft outer rim, one end of interval setting p-m rotor inside the other end of conductor rotor, forever
The other end of magnet rotor is sleeved on the splined shaft end outer rim that drive shaft is located in connector sleeve；
The tache motorice of the electric pushrod connect with adjusting set set by p-m rotor outer rim and p-m rotor can be driven to exist
The splined shaft end outer rim of drive shaft is axially moved along drive shaft.
Further more, the structure of the conductor rotor includes conductor connector sleeve, back iron ring and copper ring, one end of conductor connector sleeve is logical
It crosses keyway arrangements to connect with motor output shaft, back iron ring is arranged in the substrate end-face of the other end of conductor connector sleeve, in back iron ring
Edge attaches installation copper ring.
Further more, the p-m rotor includes permanent magnetism connector sleeve, permanent magnetic steel and fixed ring, one end substrate of permanent magnetism connector sleeve
Fixed ring is arranged in end face, and multiple permanent magnetic steels are radially uniformly arranged in fixed ring, and the outer rim of the fixed ring and the conductor turn
The inner edge interval setting of son；
The splined hole and permanent magnetism of the other end inner edge setting and drive shaft splined shaft matching ends of the permanent magnetism connector sleeve
Connector sleeve can be axially moved in the splined shaft end outer rim of drive shaft along drive shaft.
Further more, the other end outer rim of the permanent magnetism connector sleeve is set with a bearing, the moving-coil of the bearing is connect with adjusting set, is adjusted
Section set is connect with the tache motorice that the electric pushrod that speed regulation connector sleeve outer rim is filled protrudes into speed regulation connector sleeve.
Further more, a supporting section is arranged in the speed regulation connector sleeve, the outer rim of the supporting section installs the electric pushrod, the electricity
It protrudes into speed regulation connector sleeve and is connect with the adjusting set, the supporting section in the side wall of tache motorice self-supporting section one end of dynamic push rod
A bearing is respectively set in the both ends of inner edge, and rotation is embedded in the drive shaft in two bearings.
Further more, the end plate connection being arranged on one end of the speed regulation connector sleeve and motor casing, adjusts the speed the other end of connector sleeve
It is connect with the backboard of pump.
The advantages and positive effects of the utility model are as follows:
In the utility model, a speed regulation connector sleeve is set, the output shaft of motor passes through magnetic coupling between motor and pump
Device drives a drive shaft, and drive shaft middle part is located at the end in pump by the bearing rotational support in speed regulation connector sleeve, drive shaft
Impeller is set, and motor output shaft connects the conductor rotor in magnetic coupling, and the splined shaft end of drive shaft connects magnetic coupling
P-m rotor in device, the coupling area between p-m rotor and conductor rotor is realized by electric pushrod and adjusting set to be adjusted, by
This realizes the adjusting of driving shaft torque.By the mutual cooperation of above structure, traditional connection is not necessarily between motor output shaft and pump
Axis device not only increases integrally-built compact, and avoids the shaft coupling failure occurred when used for a long time, also achieves
Contactless permanent magnetic speed-adjusting and the job stability that drive shaft is improved by bearing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the enlarged drawing (removing motor) of the speed regulation connector sleeve of Fig. 1, pump etc.；
Fig. 3 is the A-A of Fig. 1 to enlarged drawing.
Specific embodiment
Below with reference to embodiment, the present invention will be further described, and it is not limited that following embodiments, which are illustrative,
, the protection scope of the utility model cannot be limited with following embodiments.
A kind of pipeline pump permanent magnet speed regulation device, as shown in Figures 1 to 3, including motor 1 and pump 16, the wound of the utility model
Newly it is: a speed regulation connector sleeve 4 is set between motor casing and pump case, the motor shaft 30 in speed regulation connector sleeve passes through permanent magnetism tune
Fast mechanism drives one end of a drive shaft 26, which protrudes into the other end 18 in pump case and pass through keyway key block structure setting leaf
Wheel 17.
In the present embodiment, impeller set is in drive shaft other end outer rim and holds out against at the shaft shoulder section 21 of left side one, then
It is fixed by nut 19 that drive shaft other end threaded portion 20 is tightened.Mechanical seal 22, the machine are set between shaft shoulder section and pump case
Tool sealing is avoided that the liquid in pump to speed regulation connector sleeve internal leakage.
Permanent magnetic speed-adjusting mechanism changes drive shaft by magnetic drive drive shaft turns and by the variation of coupling area
Revolving speed.Specific structure is: permanent magnetic speed-adjusting mechanism includes conductor rotor 7, p-m rotor 8, adjusting set 35 and electric pushrod 13, conductor
Left side one end of rotor is sleeved on motor output shaft outer rim, setting p-m rotor in interval inside the right side other end of conductor rotor
Left side one end, the right side other end of p-m rotor are sleeved on 34 outer rim of splined shaft end that drive shaft is located in connector sleeve.
The tache motorice 11 of electric pushrod connect with adjusting set set by p-m rotor outer rim and p-m rotor can be driven to drive
The splined shaft end outer rim of moving axis is axially moved along drive shaft.
The structure of conductor rotor is as shown in Figure 1,3: including conductor connector sleeve 5, back iron ring 36 and copper ring 37, conductor connector sleeve
Left side one end connect with motor output shaft by keyway key block structure, 6 end face of substrate of the right side other end of conductor connector sleeve
Back iron ring is set, attaches installation copper ring in back iron ring inner edge.
The structure of p-m rotor is as shown in Figure 1,3: including permanent magnetism connector sleeve 27, permanent magnetic steel 38, fixed ring 39 and pressure ring
29, fixed ring is arranged in 28 end face of left side one end substrate of permanent magnetism connector sleeve, is radially uniformly arranged multiple permanent magnetic steels in fixed ring,
Pressure ring covering is mounted on fixed ring on the end face of conductor rotor, fixed by the stable limit of permanent magnetic steel in fixed ring
The inner edge interval of the copper ring of the outer rim and conductor rotor of ring is arranged.
The splined hole and permanent magnetism of the right side other end inner edge setting and drive shaft splined shaft matching ends of permanent magnetism connector sleeve
Connector sleeve can be axially moved in the splined shaft end outer rim of drive shaft along drive shaft.Specifically: the right side of permanent magnetism connector sleeve is another
Outer rim is held to be set with a bearing 24, the Jing Quan of the bearing is fixed by end ring 32, and the moving-coil of bearing is connect with adjusting set, adjusts
It puts on setting gland 25 and bolt 31, the two fixes adjusting set and bearing moving-coil.
Adjusting set outer rim is connect by vertical bar 10 and pin 9 with the tache motorice of electric pushrod, when tache motorice stretches out, movement
End pushes permanent magnetism connector sleeve to slide along splined shaft end to conductor rotor direction by vertical bar, makes the coupling of permanent magnetic steel and copper ring
Area is closed to increase；When tache motorice is shunk, the coupling area of permanent magnetic steel and copper ring reduces.In permanent magnetism connector sleeve along splined shaft
While end is axially moved, p-m rotor also drives drive shaft to rotate synchronously, it is thus achieved that the purpose of permanent magnetic speed-adjusting.
The end 3 for adjusting the speed left side one end of connector sleeve is connect by the end plate 2 being arranged on bolt and motor casing, speed regulation connection
The end 15 of the right side other end of set is connect by bolt with the backboard with pump.It adjusts the speed connector sleeve and one supporting section 14 is set, it should
The outer rim of supporting section installs electric pushrod by bolt, in the side-wall hole 12 of tache motorice self-supporting section one end of the electric pushrod
It protrudes into speed regulation connector sleeve and is connect with adjusting set.
A boss section 23 is arranged in drive shaft in supporting section, and the drive shaft outer rim of the boss section two sides is set with one
A bearing 24, the Jing Quan of each bearing are withstood on the end face of boss section, and the Jing Quan of the bearing on right side is fixed by end ring,
The moving-coil of each bearing is located at the inner edge of supporting section by ipsilateral gland and bolt, between thus realizing to drive shaft
The support that separated axis is held guarantees job stability when drive shaft high-speed rotation.It is set in the drive shaft outer rim close to the backboard of pump
Set a retaining ring 33.
In the utility model, a speed regulation connector sleeve is set, the output shaft of motor passes through magnetic coupling between motor and pump
Device drives a drive shaft, and drive shaft middle part is located at the end in pump by the bearing rotational support in speed regulation connector sleeve, drive shaft
Impeller is set, and motor output shaft connects the conductor rotor in magnetic coupling, and the splined shaft end of drive shaft connects magnetic coupling
P-m rotor in device, the coupling area between p-m rotor and conductor rotor is realized by electric pushrod and adjusting set to be adjusted, by
This realizes the adjusting of driving shaft torque.By the mutual cooperation of above structure, traditional connection is not necessarily between motor output shaft and pump
Axis device not only increases integrally-built compact, and avoids the shaft coupling failure occurred when used for a long time, also achieves
Contactless permanent magnetic speed-adjusting and the job stability that drive shaft is improved by bearing.
Claims (9)
1. a kind of pipeline pump permanent magnet speed regulation device, including motor and pump, it is characterised in that: one is arranged between motor casing and pump case
Connector sleeve is adjusted the speed, the motor shaft in speed regulation connector sleeve drives one end of a drive shaft, the driving by permanent magnetic speed-adjusting mechanism
Axis protrudes into the setting impeller of the other end in pump case.
2. a kind of pipeline pump permanent magnet speed regulation device according to claim 1, it is characterised in that: in the speed regulation connector sleeve
It is provided at least one bearing for being used to support drive shaft.
3. a kind of pipeline pump permanent magnet speed regulation device according to claim 1 or 2, it is characterised in that: the permanent magnetic speed-adjusting
Mechanism changes the revolving speed of drive shaft by drive shaft turns described in magnetic drive and by the variation of coupling area.
4. a kind of pipeline pump permanent magnet speed regulation device according to claim 3, it is characterised in that: the permanent magnetic speed-adjusting mechanism
Including conductor rotor, p-m rotor, adjusting set and electric pushrod, one end of the conductor rotor is sleeved on outside motor output shaft
Edge, one end of the other end inside interval setting p-m rotor of conductor rotor, the other end of p-m rotor are sleeved on driving axle position
In the splined shaft end outer rim in connector sleeve；
The tache motorice of the electric pushrod connect with adjusting set set by p-m rotor outer rim and p-m rotor can be driven to drive
The splined shaft end outer rim of axis is axially moved along drive shaft.
5. a kind of pipeline pump permanent magnet speed regulation device according to claim 4, it is characterised in that: the knot of the conductor rotor
Structure includes conductor connector sleeve, back iron ring and copper ring, and one end of conductor connector sleeve is connect with motor output shaft by keyway arrangements, led
Back iron ring is arranged in the substrate end-face of the other end of body connector sleeve, attaches installation copper ring in back iron ring inner edge.
6. a kind of pipeline pump permanent magnet speed regulation device according to claim 5, it is characterised in that: the p-m rotor includes
Fixed ring is arranged in permanent magnetism connector sleeve, permanent magnetic steel and fixed ring, one end substrate end-face of permanent magnetism connector sleeve, and radial direction is equal in fixed ring
Multiple permanent magnetic steels, the inner edge interval setting of the outer rim of the fixed ring and the conductor rotor is arranged in cloth；
The other end inner edge of the permanent magnetism connector sleeve is arranged with the splined hole of drive shaft splined shaft matching ends and permanent magnetism is connect
Set can be axially moved in the splined shaft end outer rim of drive shaft along drive shaft.
7. a kind of pipeline pump permanent magnet speed regulation device according to claim 6, it is characterised in that: the permanent magnetism connector sleeve
Other end outer rim is set with a bearing, and the moving-coil of the bearing is connect with adjusting set, the electricity that adjusting set and speed regulation connector sleeve outer rim are filled
Dynamic push rod protrudes into the tache motorice connection in speed regulation connector sleeve.
8. a kind of pipeline pump permanent magnet speed regulation device according to claim 7, it is characterised in that: the speed regulation connection is arranged
A supporting section is set, the outer rim of the supporting section installs the electric pushrod, tache motorice self-supporting section one end of the electric pushrod
It protruding into side wall in speed regulation connector sleeve and is connect with the adjusting set, a bearing is respectively set in the both ends of the supporting section inner edge,
Rotation is embedded in the drive shaft in two bearings.
9. a kind of pipeline pump permanent magnet speed regulation device, feature described according to claim 1 or 2 or 4 or 5 or 6 or 7 or 8 exist
In: the end plate connection being arranged on one end of the speed regulation connector sleeve and motor casing adjusts the speed the other end of connector sleeve and the backboard of pump
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920237868.1U CN209516900U (en) | 2019-02-26 | 2019-02-26 | A kind of pipeline pump permanent magnet speed regulation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920237868.1U CN209516900U (en) | 2019-02-26 | 2019-02-26 | A kind of pipeline pump permanent magnet speed regulation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209516900U true CN209516900U (en) | 2019-10-18 |
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ID=68204752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920237868.1U Active CN209516900U (en) | 2019-02-26 | 2019-02-26 | A kind of pipeline pump permanent magnet speed regulation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209516900U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116983028A (en) * | 2023-09-27 | 2023-11-03 | 湖南悦达生物医药有限公司 | Orthopedics power mobile phone |
| CN117375361A (en) * | 2023-12-06 | 2024-01-09 | 浙江科维节能技术股份有限公司 | Variable flow water pump |
-
2019
- 2019-02-26 CN CN201920237868.1U patent/CN209516900U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116983028A (en) * | 2023-09-27 | 2023-11-03 | 湖南悦达生物医药有限公司 | Orthopedics power mobile phone |
| CN116983028B (en) * | 2023-09-27 | 2023-11-28 | 湖南悦达生物医药有限公司 | Orthopedics power mobile phone |
| CN117375361A (en) * | 2023-12-06 | 2024-01-09 | 浙江科维节能技术股份有限公司 | Variable flow water pump |
| CN117375361B (en) * | 2023-12-06 | 2024-04-09 | 浙江科维节能技术股份有限公司 | Variable flow water pump |
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Address after: No.19 Xinghua street, Jizhou District, Tianjin Patentee after: Tianjin Shuike electromechanical Co.,Ltd. Address before: No.19 Xinghua street, Jizhou District, Tianjin Patentee before: TIANJIN INSTITUTE OF HYDROELECTRIC AND POWER RESEARCH |