CN110289725A - Motor and high pressure pump assembly - Google Patents
Motor and high pressure pump assembly Download PDFInfo
- Publication number
- CN110289725A CN110289725A CN201910647495.XA CN201910647495A CN110289725A CN 110289725 A CN110289725 A CN 110289725A CN 201910647495 A CN201910647495 A CN 201910647495A CN 110289725 A CN110289725 A CN 110289725A
- Authority
- CN
- China
- Prior art keywords
- pressure pump
- high pressure
- shaft
- stator
- motor
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/16—Stator cores with slots for windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/30—Windings characterised by the insulating material
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/34—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
- H02K3/345—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation between conductor and core, e.g. slot insulation
-
- 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
- H02K7/003—Couplings; Details of shafts
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
The present invention relates to a kind of motor and high-pressure pump integral type assembly structures, wherein motor and high-pressure pump integral type assembly structure include: motor, including shell, stator, rotor and bearing, stator and rotor are correspondingly arranged in shell, stator includes stator core and stator winding, the inner periphery of stator core circumferentially be radially provided with groove, stator winding is inlayed in a groove, rotor includes rotor core, shaft and cast-in aluminum squirrel cage item, cast-in aluminum squirrel cage item is set on rotor core, shaft passes through rotor core and connect with rotor core, one end of shaft is connect by bearing with shell；And high-pressure pump, including the pump housing and high pressure pump shaft, one end of high pressure pump shaft connect with the pump housing, the other end of high pressure pump shaft and the other end of shaft connect.The bearing in motor only one bearing in the present invention, mechanical loss and noise reduce very much, volume-diminished, and then improve electric efficiency.
Description
Technical field
The present invention relates to technical field of motors, more particularly to a kind of motor and high pressure pump assembly.
Background technique
The motor of the prior art and the motor on high pressure pump assembly and high-pressure pump be independent individual respectively, please refer to figure
Shown in 4, since the bearing in motor is mounted on shell by two bearings, the high pressure pump shaft in high-pressure pump is by an axis
It holds and is mounted on the pump housing, and then in motor and high pressure pump assembly integral type, the bearing in motor is being the equal of axially by three
What a bearing was positioned, there is excessive positioning phenomenon, causing motor and high pressure pump assembly to behave, noise is big, and volume is big,
Efficiency is not also high.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of motor and high-pressure pump integral type assembly structures, on solving
Technical problem is stated, specific technical solution is as follows: a kind of motor and high-pressure pump integral type assembly structure, wherein motor and high-pressure pump
Integral type assembly structure includes: motor, including shell, stator, rotor and bearing, and stator and rotor are correspondingly arranged in shell,
Stator includes stator core and stator winding, the inner periphery of stator core circumferentially be radially provided with groove, stator winding edge
Embedding rotor includes rotor core, shaft and cast-in aluminum squirrel cage item in a groove, and cast-in aluminum squirrel cage item is set on rotor core, shaft
It is connect across rotor core with rotor core, one end of shaft is connect by bearing with shell；And high-pressure pump, including the pump housing and
One end of high pressure pump shaft, high pressure pump shaft is connect with the pump housing, and the other end of high pressure pump shaft and the other end of shaft connect.
In a kind of possible design, shell includes casing, drive end bearing bracket and rear end cap, and drive end bearing bracket and rear end cap are respectively set
In casing two sides, and one end of shaft is connect by bearing with rear end cap.
In a kind of possible design, casing is tubular structure.
In a kind of possible design, the external peripheral surface of stator core prolongs equipped with a plurality of along axial direction towards the position of shell
The heat dam stretched, and the enameled wire of stator winding uses H grades of enameled wires.
In a kind of possible design, stator core, which embeds, is additionally provided with H grades between the groove of stator winding and stator winding
Insulating materials pad.
In a kind of possible design, H class F insulating material F pad is additionally provided between each phase stator winding of stator.
In a kind of possible design, the impregnating varnish of H grades of enameled wires uses H grades of impregnating varnish.
In a kind of possible design, shaft is lubricated using the lubricant grease of resistance to 200 DEG C or more high temperature.
In a kind of possible design, the cross sectional shape of heat dam is rectangle, and the quantity of heat dam is 12.
In a kind of possible design, H grades of enameled wires are 200 grades of polyester-imide electromagnetic enamel-covered wires.
The present invention has had the advantage that compared with prior art:
1, motor of the invention and high-pressure pump integral type assembly structure mesohigh pump in high pressure pump shaft and motor in axis
It holds to be equivalent in radial direction and be positioned by two bearings, solve motor and high-pressure pump integral type assembly structure in the prior art
In the presence of positioning phenomenon, while the bearing in the motor in the present invention only one bearing, mechanical loss and noise reduce very
It is more, volume-diminished, and then improve electric efficiency；
2, the enameled wire of stator winding of the invention uses H grades of enameled wire, and the impregnating varnish of the H grades of enameled wire uses H grades
Impregnating varnish the high temperature resistance of motor is improved using vacuum paint dipping；
3, the present invention is machined with a plurality of rectangular heat dam in stator core outer circumference surface axial direction, can be effectively
Heat is prevented to transmit to the stator winding of motor interior, it is ensured that the heat resistant requirements of stator winding insulation；
4, the present invention uses H class B insulation between the groove portion and stator winding of stator and between phase winding and phase winding
Material pad further improves slot insulation and the performance that mutually insulate.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings, but the content in attached drawing does not constitute any limitation of the invention.
Fig. 1 is the motor of one embodiment of the invention and the partial structure diagram of high-pressure pump integral type assembly structure.
Fig. 2 is the structural schematic diagram of the stator core of one embodiment of the invention.
Fig. 3 is the structural schematic diagram of the rotor of one embodiment of the invention.
Fig. 4 is the motor of the prior art and the structural schematic diagram of high pressure pump assembly.
Specific embodiment
A kind of motor and high-pressure pump integral type assembly structure 1 are disclosed in one embodiment of the invention, please refer to Fig. 1-3 institute
Show, motor and high-pressure pump integral type assembly structure include motor 2 and high-pressure pump 3, in which:
It please refers to shown in Fig. 1, motor 2 includes shell 21, stator 22, rotor 23 and bearing 24, and stator 22 and rotor 23 are right
It should be set in shell 21, shell 21 disclosed in the present embodiment includes casing 211, drive end bearing bracket 212 and rear end cap 213, drive end bearing bracket
212 and rear end cap 213 be respectively arranged at 211 two sides of casing, casing 211 is tubular structure, but is not limited thereto.
Stator 21 includes stator core 221 and stator winding, is please referred to shown in Fig. 2, the inner periphery of stator core 221 along
Circumference is radially provided with groove 2211, and stator core 221 disclosed in the present embodiment is folded by a certain number of stator core stamping sheets
It presses, the material of stator core stamping sheet uses cold-reduced silicon sheet, the model 0.5DW470-50 of the cold-reduced silicon sheet, but simultaneously
Be not limited, those skilled in the art can be selected according to actual production demand the cold-reduced silicon sheet of other suitable types as
Stator core stamping sheet material.The present embodiment, which further discloses groove 2211, can be formed at stator core by blanking units
On 221, but it is not limited thereto.
Stator winding is embedded in groove 2211, and stator winding generates induced electromotive force when passing through electric current, realizes electric flux
It converts, the enameled wire of stator winding disclosed in the present embodiment uses H grades of enameled wires, it is preferred that the H grades of enameled wire is 200 grades poly-
Ester imines electromagnetic enamel-covered wire, the impregnating varnish of the H grades of enameled wire uses H grades of impregnating varnish, using vacuum paint dipping, but not as
Limit.
In a preferred embodiment, please refer to shown in Fig. 2, stator core 221 external peripheral surface towards the portion of casing 3
Position is additionally provided with a plurality of heat dam 2212 axially extended.In another preferred embodiment, the quantity of heat dam 2212 is 12,
It is distributed at equal intervals on the excircle of stator core 221, the length of each heat dam is 360mm, width 30mm.Heat dam
Cross sectional shape be rectangle, using air heat insulation, can effectively stop heat and transmitted to motor interior stator winding, it is ensured that
The heat resistant requirements of motor stator winding insulation.Original stator punching flute profile mould can be used in the processing of heat dam, shortens
Production cycle has saved die cost.
In a preferred embodiment, stator core 221, which embeds, is equipped with H between the groove 2211 of stator winding and stator winding
Class F insulating material F pad in another preferred embodiment, is additionally provided with improving insulation performance between each phase stator winding of stator
H class F insulating material F pad, to further increase insulation performance.
It please refers to shown in Fig. 3, rotor 23 includes rotor core 231, shaft 232 and cast-in aluminum squirrel cage item 233, cast-in aluminum squirrel cage item
233 are set on rotor core 231, cast-in aluminum squirrel cage induced electromotive force when passing through electric current, generate electromagnetic torque, are passed by shaft
Torque is passed, output mechanical power drives rotor core 231 to rotate, and cast-in aluminum squirrel cage item 233 disclosed in the present embodiment is by pure aluminum material
It is made, but is not limited thereto.Shaft 232 passes through rotor core 231 and connect with rotor core 231, axis disclosed in the present embodiment
Hold the lubricant grease lubrication using resistance to 200 DEG C or more high temperature, it is ensured that rotor smooth running reaches tension metrics.The one of shaft 232
End is connect by bearing 24 with shell, and shaft 232 disclosed in the present embodiment is mounted on rear end cap 213 by bearing 24.
It please refers to shown in Fig. 1, high-pressure pump 3 includes the pump housing 31 and high pressure pump shaft 32, one end and the pump housing 31 of high pressure pump shaft 32
Connection, the other end of high pressure pump shaft 32 are connect with the other end of shaft 232, and the connection type of high pressure pump shaft 32 and shaft 232 can
To be the precision-fit by key and end face, to guarantee high pressure pump shaft 32 and 232 concentricity of shaft and bounce in desired range
It is interior, so that motor and high-pressure pump integral type assembly structure is seemed one integrated mass.
High pressure pump shaft 32 is directly connected in the present invention integrated with shaft 232, motor both may be implemented to high pressure
The output of pump, and the support fixed function to support shaft 232 may be implemented, and then the axis in the motor of the reduction prior art
It holds, makes the bearing in the high pressure pump shaft and motor in motor and high-pressure pump integral type assembly structure mesohigh pump of the invention in diameter
It is positioned to being equivalent to by two bearings, solves motor and high-pressure pump integral type assembly structure in the prior art and existed
Positioning phenomenon, while the bearing in the motor in the present invention only one bearing, mechanical loss and noise reduce very much, volume
It reduces, and then motor working efficiency.
Several preferred embodiments of the invention have shown and described in above description, but as previously described, it should be understood that this hair
It is bright to be not limited to forms disclosed herein, it is not to be taken as the exclusion to other embodiments, and can be used for various other
Combination, modification and environment, and can within that scope of the inventive concept describe herein, by the technology of above-mentioned introduction or related fields or
Knowledge is modified.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the present invention, then it all should be
In the protection scope of appended claims of the present invention.
Claims (10)
1. a kind of motor and high-pressure pump integral type assembly structure, which is characterized in that the motor and high-pressure pump integral type assembly knot
Structure includes:
Motor, including shell, stator, rotor and bearing, the stator and the rotor are correspondingly arranged in the shell, described
Stator includes stator core and stator winding, the inner periphery of the stator core circumferentially be radially provided with groove, it is described fixed
Sub- winding is embedded in the groove, and the rotor includes rotor core, shaft and cast-in aluminum squirrel cage item, and the cast-in aluminum squirrel cage item is set
It is placed on the rotor core, the shaft passes through the rotor core and connect with the rotor core, one end of the shaft
It is connect by the bearing with the shell；And
High-pressure pump, including the pump housing and high pressure pump shaft, one end of the high pressure pump shaft are connect with the pump housing, the high pressure pump shaft
The other end is connect with the other end of the shaft.
2. motor according to claim 1 and high pressure pump assembly, which is characterized in that the shell includes casing, drive end bearing bracket
And rear end cap, the drive end bearing bracket and rear end cap are respectively arranged at the casing two sides, and one end of the shaft is described in
Bearing is connect with the rear end cap.
3. motor according to claim 2 and high pressure pump assembly, which is characterized in that the casing is tubular structure.
4. motor according to claim 1 and high pressure pump assembly, which is characterized in that the external peripheral surface of the stator core
Position towards the shell is equipped with a plurality of heat dam axially extended, and the enameled wire of the stator winding uses H grades
Enameled wire.
5. motor according to claim 4 and high pressure pump assembly, which is characterized in that the stator core embeds stator winding
The groove and the stator winding between be additionally provided with H class F insulating material F pad.
6. motor according to claim 5 and high pressure pump assembly, which is characterized in that each phase stator winding of the stator it
Between be additionally provided with H class F insulating material F pad.
7. motor according to claim 4 and high pressure pump assembly, which is characterized in that the impregnating varnish of the H grades of enameled wire is adopted
With H grades of impregnating varnish.
8. motor according to claim 1 and high pressure pump assembly, which is characterized in that the shaft uses resistance to 200 DEG C or more
The lubricant grease of high temperature lubricates.
9. motor according to claim 4 and high pressure pump assembly, which is characterized in that the cross sectional shape of the heat dam is length
Rectangular, the quantity of heat dam is 12.
10. motor according to claim 1 and high pressure pump assembly, which is characterized in that the H grades of enameled wire is 200 grades poly-
Ester imines electromagnetic enamel-covered wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910647495.XA CN110289725A (en) | 2019-07-17 | 2019-07-17 | Motor and high pressure pump assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910647495.XA CN110289725A (en) | 2019-07-17 | 2019-07-17 | Motor and high pressure pump assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110289725A true CN110289725A (en) | 2019-09-27 |
Family
ID=68023154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910647495.XA Pending CN110289725A (en) | 2019-07-17 | 2019-07-17 | Motor and high pressure pump assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110289725A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2293918Y (en) * | 1997-04-03 | 1998-10-07 | 倪元度 | Single-phase micro-pump electric motor |
| JP2003003985A (en) * | 2001-06-21 | 2003-01-08 | Mitsubishi Heavy Ind Ltd | Submerged pump, and pumping-up and draining pump facility |
| US20040202555A1 (en) * | 2003-04-11 | 2004-10-14 | Mitsubishi Denki Kabushiki Kaisha | Electro-hydraulic power steering apparatus |
| CN201422033Y (en) * | 2009-04-10 | 2010-03-10 | 上海电气先锋电机有限公司 | Electromotor heat insulation stator core |
| CN202260927U (en) * | 2011-07-20 | 2012-05-30 | 上海浩正电气有限公司 | Flue three-phase asynchronous motor |
| CN202877163U (en) * | 2012-10-24 | 2013-04-17 | 浙江科马动力机械有限公司 | Motor-driven high-pressure washer |
| CN206283382U (en) * | 2016-12-22 | 2017-06-27 | 山东开元电机有限公司 | A kind of interpolation type oil pump direct connection motor |
-
2019
- 2019-07-17 CN CN201910647495.XA patent/CN110289725A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2293918Y (en) * | 1997-04-03 | 1998-10-07 | 倪元度 | Single-phase micro-pump electric motor |
| JP2003003985A (en) * | 2001-06-21 | 2003-01-08 | Mitsubishi Heavy Ind Ltd | Submerged pump, and pumping-up and draining pump facility |
| US20040202555A1 (en) * | 2003-04-11 | 2004-10-14 | Mitsubishi Denki Kabushiki Kaisha | Electro-hydraulic power steering apparatus |
| CN201422033Y (en) * | 2009-04-10 | 2010-03-10 | 上海电气先锋电机有限公司 | Electromotor heat insulation stator core |
| CN202260927U (en) * | 2011-07-20 | 2012-05-30 | 上海浩正电气有限公司 | Flue three-phase asynchronous motor |
| CN202877163U (en) * | 2012-10-24 | 2013-04-17 | 浙江科马动力机械有限公司 | Motor-driven high-pressure washer |
| CN206283382U (en) * | 2016-12-22 | 2017-06-27 | 山东开元电机有限公司 | A kind of interpolation type oil pump direct connection motor |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190927 |
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| WD01 | Invention patent application deemed withdrawn after publication |