CN108494166A - A kind of novel permanent-magnet motor and pump connection structure device - Google Patents
A kind of novel permanent-magnet motor and pump connection structure device Download PDFInfo
- Publication number
- CN108494166A CN108494166A CN201810313442.XA CN201810313442A CN108494166A CN 108494166 A CN108494166 A CN 108494166A CN 201810313442 A CN201810313442 A CN 201810313442A CN 108494166 A CN108494166 A CN 108494166A
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- pump
- motor
- motor casing
- water
- wall
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/18—Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention provides a kind of novel permanent-magnet motors and pump connection structure device.The present invention includes magneto and centrifugal pump, magneto includes motor casing, motor shaft is pierced by motor casing, centrifugal pump includes pump case, pump housing axis is pierced by pump case, the output end upper edge axis of motor shaft opens up concave hole, pump housing axis is stretched into along axis forms driving linked shaft in concave hole, it is arranged with retainingf key between pump housing axis outer wall and concave hole inner wall, groove is opened up on pump housing axis outer wall, dowel hole is opened up on concave hole inner wall, the half inlay card of retainingf key enters in groove, the other half inlay card enters in dowel hole, the outside of driving linked shaft is socketed with connecting flange, one end of connecting flange is connected with pump case welding, the other end forms installation by bolt and motor casing and is connected, pass through pump case, connecting flange, motor casing corral forms sealing room, it is indoor that driving linked shaft is located at sealing.The present invention changes electric machine structure, pump configuration and motor and pump junction structure, reaches the two height alignment.
Description
Technical field
The invention belongs to field of mechanical technique, are related to a kind of drive connection of motor and pump, especially a kind of novel permanent magnetic
Motor and pump connection structure device.
Background technology
Motor refers to a kind of calutron realized electric energy conversion according to the law of electromagnetic induction or transmitted, its main function
It is to generate driving torque, as electrical appliance or the power source of various machineries.Recent study finds that magneto is compared with common electricity
Machine has many advantages：It is small, light-weight, efficient, simple in structure, reliability is high, therefore, its utilization rate is increasingly
Height, at the same time, it has been found that serious problems：Irreversible demagnetization problem, if design or improper use, magneto exist
When excessively high (Nd-Fe-B permanent magnetic) or too low (ferrite permanent-magnet) temperature, loss of excitation will produce.I.e. if to magneto using not
When working under excessive temperature or too low temperature, under the armature-reaction effect caused by dash current, or violent
Under mechanical oscillation, it is possible to produce irreversible demagnetization makes the performance of motor decline, or even can not use, so will be very
Pay attention to the running temperature of motor.In addition to this, it when also manually installed rotor is with stator, is misaligned, deviation occurs, motor is being transported
It will produce axial force when turning, destroy the stability of motor unit, unit vibration may be caused to fall apart when serious.
Large centrifugal pump be mostly used elastic dowel pin shaft coupling motor is connected with water pump, centrifugal pump after long-play, by
Coupling misalignment failure is caused in installation error, uneven, the water pump rotor deformation of settlement of foundation etc., causes making for water pump assembly
With service life and efficiency by extreme influence.Coupling misalignment refers to the center line of 2 axis of shaft coupling connection there are deviation,
I.e. the center line of pump shaft and motor shaft is not same straight line；Meanwhile shaft coupling is by spray painting after handling, due to the spray of different sides
It is different to paint thickness, there are errors, also result in centering sex chromosome mosaicism.
Invention content
The purpose of the present invention is there is the above problem in view of the prior art, it is proposed that it is a kind of by change electric machine structure,
Pump configuration and motor and pump junction structure, to reach the novel permanent-magnet motor and pump connection structure dress of the two height alignment
It sets.
Object of the invention can be realized by the following technical scheme：A kind of novel permanent-magnet motor and pump connection structure dress
Set, including magneto and centrifugal pump, the magneto includes motor casing, is pierced by motor shaft in the motor casing, it is described from
Heart pump includes pump case, and pump housing axis is pierced by the pump case, and the output end upper edge axis of the motor shaft opens up concave hole, the pump
Body axis stretches into the concave hole along axis and forms driving linked shaft, blocks between the pump housing axis outer wall and the concave hole inner wall and sets
There is retainingf key, groove is opened up on the pump housing axis outer wall, dowel hole, the half of the retainingf key are opened up on the concave hole inner wall
Inlay card enters in the groove, the other half inlay card enters in the dowel hole, and the outside of the driving linked shaft is socketed with connecting flange, institute
The one end and pump case welding for stating connecting flange are connected, and the other end forms installation by bolt and the motor casing and is connected, and leads to
It crosses pump case, connecting flange, motor casing corral and forms sealing room, the driving linked shaft is located at sealing interior.
The utility model magneto is stretched into the shrinkage pool of motor shaft to ensure two with pump connection structure device by pump housing axis
Axis to neutrality, increase the installation of retainingf key between two axis, first reinforce the connected transmission of two axis, second further determine that two
Position relationship between person ensures coaxial consistency.The connected rear end cap in the end of pump case, the connected hubcap in end of motor casing, even
Acting flange is specifically welded on using one end on the rear end cap of pump case, opens four through-holes on the other end, on the hubcap of motor casing
Correspondence opens up four threaded holes, is formed one by one through through-hole, threaded hole using bolt connected.The sealing formed by connecting flange
Room, the junction for protecting two axis, avoids dust from entering, and is also prevented from retainingf key disengaging and flies out.
In above-mentioned novel permanent-magnet motor with pump connection structure device, it is installed with fan on the tail end of the motor shaft,
The peripheral closure of the fan is equipped with case, and the case is fixedly connected with the motor casing.Motor shaft drives its tail end when rotating
Fan rotates together with, and heat is taken away by air-flow caused by fan, to reduce motor temperature to ensure normal operation.
In above-mentioned novel permanent-magnet motor with pump connection structure device, wiring is installed in the front top side of the motor casing
Several radiating fins are arranged on the motor casing first half outer wall of the terminal box position in box, are located at the terminal box rear
The latter half of outer wall of motor casing on setting water-cooling mechanism.
Because being equipped with terminal box right over motor casing, if whole be possible to that connecting part can be led to because of leak using water-cooled process
Therefore short circuit is radiated at the first half motor casing equipped with terminal box using radiating fin, motor casing latter half is adopted
With water-cooling, mechanism radiates, and thus can ensure the safety of terminal box and further realize the radiating requirements of motor.
In above-mentioned novel permanent-magnet motor with pump connection structure device, the water-cooling mechanism is described including being connected in
Two rings on motor casing outer wall, are socketed water-cooled cylinder between two rings, the both ends of the water-cooled cylinder by bolt with it is corresponding
Ring formation be fixedly mounted with, water cooling input pipe is arranged in the lower section of the water-cooled cylinder, and water cooling efferent duct is arranged in the top of the water-cooled cylinder,
Water cooling chamber is formed by motor casing, two rings and water-cooled cylinder corral.Relative position opens 6 groups of threaded holes on two rings,
The both ends of water-cooled cylinder, which are respectively provided with, to turn edge, and the upper correspondence that turns edge opens 6 through-holes, and through-hole, threaded hole shape are corresponded with 12 bolts
At Screw assembly, to complete the assembling of water-cooled cylinder and two rings.Cooling water is passed through by the water cooling input pipe below water-cooled cylinder, it is cold
But it after water flows through motor casing outer wall, is flowed out by the water cooling efferent duct above water-cooled cylinder, heat is taken away by the movement of constant stream,
Magneto is kept to be in preference temperature, normal operation.
In above-mentioned novel permanent-magnet motor with pump connection structure device, motor will appear stator in manual assembly and turn
The case where sub- relative position is misaligned, this rigging error generate axial force during motor operates, at the same time, centrifugation
Pump generates axial force during operating due to impeller front and rear cover plate asymmetry or rotor weight etc., in the present invention
In, after being connected by the two, the axial force of motor and centrifugal pump is cancelled out each other.
Above-mentioned novel permanent-magnet motor in pump connection structure device, there is in the pump case pump chamber, in the pump chamber
Impeller is set, and the impeller is connected above-mentioned pump housing axis, and the inlet and outlet with connection pump chamber are opened on the pump case.It is logical
It is dynamic to cross motor shaft synchronous drive pump housing shaft rotation, the fluid in pump chamber is delivered to water outlet by impeller rotation by water inlet.
In above-mentioned novel permanent-magnet motor with pump connection structure device, the bottom of the motor casing is provided with motor bottom
Seat, the bottom of the pump case is provided with pump frame.It is designed so that centrifugal pump and Permanent Magnet and Electric by the height of motor base, pump frame
The shaft centre line of machine flushes, ensure axis to neutrality.
Compared with prior art, the utility model magneto has the following advantages with pump connection structure device：
1, motor and two shaft assignments of pump connection structure are more preferable after improving, and by key connection, shaft centre line design flushes
It may insure coaxial consistency, prevent Parallel misalignment or cause water pump assembly the problem of angle misaligns uses the longevity
Life and efficiency are affected；Being designed by the height of pedestal makes centrifugal pump be flushed with the shaft centre line of motor, ensures pair of axis
It is neutral；
2, after by the connection of motor and centrifugal pump so that the two axial force is cancelled out each other；
3, shaft connection place uses flange seal, and dust is avoided to enter, and is also prevented from key disengaging and flies out；
4, it is carried out at the same time heat dissipation using three kinds of modes on magneto, is dissipated using fin in the first half equipped with terminal box
Heat, it is latter half of that water-cooling, water cooling cavity structure is used to use seal with screwed joint, belong to detachable component, used one
Disassembling cleaning after the section time improves service efficiency, reduces use cost；Motor tail portion is equipped with fan, and axis drives wind when operating
Fan rotates synchronously, and the air-flow that fan generates takes away heat, to reduce temperature；
5, involved pump is similar to the basic appearance and size of motor, sprays the paint of identical background color, easy to connect, identical
Space availability ratio it is high, unit good appearance.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model magneto and pump connection structure device.
In figure, 1, motor casing；2, terminal box；3, radiating fin；4, ring；5, water-cooled cylinder；6, water cooling efferent duct；7, fixed
Son；8, rotor；9, motor shaft；10, fan；11, motor base；12, pump case；13, pump frame；14, impeller；15, pump housing axis；
16, retainingf key；17, connecting flange.
Specific implementation mode
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
As shown in Figure 1, the utility model magneto and pump connection structure device, including magneto and centrifugal pump, Permanent Magnet and Electric
Machine includes motor casing 1, and motor shaft 9 is pierced by motor casing 1, and centrifugal pump includes pump case 12, and pump housing axis 15, motor are pierced by pump case 12
The output end upper edge axis of axis 9 opens up concave hole, and pump housing axis 15 is stretched into along axis forms driving linked shaft in concave hole, pump housing axis 15
It is arranged with retainingf key 16 between outer wall and concave hole inner wall, groove is opened up on 15 outer wall of pump housing axis, key is opened up on concave hole inner wall
The half inlay card of slot, retainingf key 16 enters in groove, the other half inlay card enters in dowel hole, and the outside of driving linked shaft is socketed with connection
Flange 17, one end and the welding of pump case 12 of connecting flange 17 are connected, and the other end forms installation by bolt and motor casing 1 and is connected,
Sealing room is formed by pump case 12, connecting flange 17,1 corral of motor casing, it is indoor that driving linked shaft is located at sealing.
The utility model magneto is stretched into the shrinkage pool of motor shaft 9 with true with pump connection structure device by pump housing axis 15
Protect two axis to neutrality, increase the installation of retainingf key 16 between two axis, first reinforce the connected transmission of two axis, second into one
Step determines that position relationship between the two ensures coaxial consistency.The connected rear end cap in the end of pump case 12, the end of motor casing 1
Be connected hubcap, and connecting flange 17 is specifically welded on using one end on the rear end cap of pump case 12, and four through-holes are opened on the other end,
Correspondence opens up four threaded holes on the hubcap of motor casing 1, is formed one by one through through-hole, threaded hole using bolt connected.Pass through
The sealing room that connecting flange 17 is formed, the junction for protecting two axis, avoids dust from entering, and is also prevented from the disengaging of retainingf key 16
It flies out.
Fan 10 is installed on the tail end of motor shaft 9, the peripheral closure of fan 10 is equipped with case, and case is solid with 1 phase of motor casing
Even.Motor shaft 9 drives the fan 10 of its tail end to rotate together with when rotating, and heat is taken away by air-flow caused by fan 10, from
And motor temperature is reduced to ensure normal operation.
Terminal box 2 is installed in the front top side of motor casing 1, is arranged on the 1 first half outer wall of motor casing of 2 position of terminal box
Several radiating fins 3 are located at setting water-cooling mechanism on the 1 latter half of outer wall of motor casing at 2 rear of terminal box.
Because being equipped with terminal box 2 right over motor casing 1, if whole be possible to that wiring can be led to because of leak using water-cooled process
Place's short circuit, therefore, is radiated at the first half motor casing 1 equipped with terminal box 2 using radiating fin 3, motor casing 1 is later half
Part is radiated using water-cooling mechanism, thus can be ensured the safety of terminal box 2 and be further realized dissipating for motor
Heat demand.
Water-cooling mechanism includes two rings 4 being connected on 1 outer wall of motor casing, and water cooling is socketed between two rings 4
The both ends of cylinder 5, water-cooled cylinder 5 are fixedly mounted with by bolt with the formation of corresponding ring 4, and water cooling input pipe, water is arranged in the lower section of water-cooled cylinder 5
The top setting water cooling efferent duct 6 of cold cylinder 5, water cooling chamber is formed by 1, two ring 4 of motor casing and 5 corral of water-cooled cylinder.Two
Relative position opens 6 groups of threaded holes on a ring 4, and the both ends of water-cooled cylinder 5, which are respectively provided with, to turn edge, and the upper correspondence that turns edge opens 6 through-holes,
Through-hole, threaded hole formation Screw assembly are corresponded with 12 bolts, to complete the assembling of water-cooled cylinder 5 and two rings 4.By water
The water cooling input pipe of 5 lower section of cold cylinder is passed through cooling water, and after cooling water flows through 1 outer wall of motor casing, the water cooling by 5 top of water-cooled cylinder is defeated
Outlet pipe 6 flows out, and takes away heat by the movement of constant stream, magneto is kept to be in preference temperature, normal operation.
Setting stator 7 and rotor 8 in motor casing 1, the setting of stator 7 are arranged in outer ring, rotor 8 in inner ring, rotor 8
The heart is connected motor shaft 9.After being passed through alternating current to the stator 7 of magneto, generate magnetic field to drive 8 directional-rotation of rotor, into
And 9 constant speed of motor shaft is driven to rotate.
There is in pump case 12 pump chamber, impeller 14 is set in pump chamber, impeller 14 is connected pump housing axis 15, and being opened on pump case 12 has
It is connected to the inlet and outlet of pump chamber.It is rotated by 9 synchronous drive pump housing axis 15 of motor shaft, impeller 14 is rotated pump chamber
In fluid water outlet is delivered to by water inlet.
The bottom of motor casing 1 is provided with motor base 11, and the bottom of pump case 12 is provided with pump frame 13.Pass through motor base
11, pump frame 13 height design so that centrifugal pump flushed with the shaft centre line of magneto, ensure axis to neutrality.
The utility model magneto has the following advantages with pump connection structure device：
1, motor and two shaft assignments of pump connection structure are more preferable after improving, and by key connection, shaft centre line design flushes
It may insure coaxial consistency, prevent Parallel misalignment or cause water pump assembly the problem of angle misaligns uses the longevity
Life and efficiency are affected；Being designed by the height of pedestal makes centrifugal pump be flushed with the shaft centre line of motor, ensures pair of axis
It is neutral；
2, after by the connection of motor and centrifugal pump so that the two axial force is cancelled out each other；
3, shaft connection place uses flange seal, and dust is avoided to enter, and is also prevented from key disengaging and flies out；
4, it is carried out at the same time heat dissipation using three kinds of modes on magneto, is dissipated using fin in the first half equipped with terminal box 2
Heat, it is latter half of that water-cooling, water cooling cavity structure is used to use seal with screwed joint, belong to detachable component, used one
Disassembling cleaning after the section time improves service efficiency, reduces use cost；Motor tail portion is equipped with fan 10, and axis drives when operating
Fan 10 rotates synchronously, and the air-flow that fan 10 generates takes away heat, to reduce temperature；
5, involved pump is similar to the basic appearance and size of motor, sprays the paint of identical background color, easy to connect, identical
Space availability ratio it is high, unit good appearance.
Specific embodiment described herein is only an example for the spirit of the invention.Technology belonging to the present invention is led
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Although motor casing 1 is used more herein；Terminal box 2；Radiating fin 3；Ring 4；Water-cooled cylinder 5；Water cooling exports
Pipe 6；Stator 7；Rotor 8；Motor shaft 9；Fan 10；Motor base 11；Pump case 12；Pump frame 13；Impeller 14；Pump housing axis 15；Gu
Determine key 16；The terms such as connecting flange 17, but it does not preclude the possibility of using other terms.The use of these items is only for
More easily describe and explain the essence of the present invention；It is construed as any one of the additional limitations all and is and spirit of that invention
It disagrees.
Claims (7)
1. a kind of novel permanent-magnet motor and pump connection structure device, including magneto and centrifugal pump, which is characterized in that it is described forever
Magneto includes motor casing, and motor shaft is pierced by the motor casing, and the centrifugal pump includes pump case, and the pump housing is pierced by the pump case
The output end upper edge axis of axis, the motor shaft opens up concave hole, and the pump housing axis, which is stretched into along axis in the concave hole, to be formed
Driving linked shaft is arranged with retainingf key, is opened up on the pump housing axis outer wall between the pump housing axis outer wall and the concave hole inner wall
Groove opens up dowel hole on the concave hole inner wall, and the half inlay card of the retainingf key enters in the groove, the other half inlay card enters
In the dowel hole, the outside of the driving linked shaft is socketed with connecting flange, and one end of the connecting flange is welded with the pump case
Connect connected, the other end forms installation by bolt and the motor casing and is connected, and passes through pump case, connecting flange, motor casing corral shape
At sealing room, the driving linked shaft is located at sealing interior.
2. novel permanent-magnet motor according to claim 1 and pump connection structure device, which is characterized in that the motor shaft
Fan is installed on tail end, the peripheral closure of the fan is equipped with case, and the case is fixedly connected with the motor casing.
3. novel permanent-magnet motor according to claim 1 and pump connection structure device, which is characterized in that the motor casing
Terminal box is installed in front top side, and several radiating fins, position is arranged on the motor casing first half outer wall of the terminal box position
In setting water-cooling mechanism on the latter half of outer wall of motor casing at the terminal box rear.
4. novel permanent-magnet motor according to claim 3 and pump connection structure device, which is characterized in that the water-cooling
Mechanism includes two rings being connected on the motor casing outer wall, and water-cooled cylinder is socketed between two rings, the water-cooled cylinder
Both ends are fixedly mounted with by bolt with the formation of corresponding ring, and water cooling input pipe is arranged in the lower section of the water-cooled cylinder, the water-cooled cylinder
Water cooling efferent duct is arranged in top, and water cooling chamber is formed by motor casing, two rings and water-cooled cylinder corral.
5. novel permanent-magnet motor according to claim 1 and pump connection structure device, which is characterized in that in the motor casing
Stator and rotor be set, and the stator setting is in outer ring, and in inner ring, the center of the rotor is connected above-mentioned electricity for the rotor setting
Arbor.
6. novel permanent-magnet motor according to claim 1 and pump connection structure device, which is characterized in that tool in the pump case
There is pump chamber, impeller is set in the pump chamber, the impeller is connected above-mentioned pump housing axis, is opened on the pump case with connection pump chamber
Inlet and outlet.
7. novel permanent-magnet motor according to claim 1 and pump connection structure device, which is characterized in that the motor casing
Bottom is provided with motor base, and the bottom of the pump case is provided with pump frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810313442.XA CN108494166A (en) | 2018-04-10 | 2018-04-10 | A kind of novel permanent-magnet motor and pump connection structure device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810313442.XA CN108494166A (en) | 2018-04-10 | 2018-04-10 | A kind of novel permanent-magnet motor and pump connection structure device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108494166A true CN108494166A (en) | 2018-09-04 |
Family
ID=63315212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810313442.XA Pending CN108494166A (en) | 2018-04-10 | 2018-04-10 | A kind of novel permanent-magnet motor and pump connection structure device |
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| CN104929950A (en) * | 2015-04-30 | 2015-09-23 | 巢惠英 | Water-cooled low-noise pump |
| JP2017061919A (en) * | 2015-09-25 | 2017-03-30 | パナソニックＩｐマネジメント株式会社 | Centrifugal Pump |
| CN107630820A (en) * | 2016-07-19 | 2018-01-26 | 青岛海尔洗衣机有限公司 | A kind of draining pump and the washing machine using the draining pump |
| CN208675043U (en) * | 2018-04-10 | 2019-03-29 | 浙江永发机电有限公司 | A kind of novel permanent-magnet motor and pump connection structure device |
-
2018
- 2018-04-10 CN CN201810313442.XA patent/CN108494166A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080017727A (en) * | 2006-08-22 | 2008-02-27 | 현대모비스 주식회사 | Vehicle steering |
| CN101832270A (en) * | 2009-03-10 | 2010-09-15 | 格伦德福斯管理联合股份公司 | Multi-stage centrifugal pump |
| CN104929950A (en) * | 2015-04-30 | 2015-09-23 | 巢惠英 | Water-cooled low-noise pump |
| JP2017061919A (en) * | 2015-09-25 | 2017-03-30 | パナソニックＩｐマネジメント株式会社 | Centrifugal Pump |
| CN107630820A (en) * | 2016-07-19 | 2018-01-26 | 青岛海尔洗衣机有限公司 | A kind of draining pump and the washing machine using the draining pump |
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