CN108321960A - A kind of power-assisted steering electric machine structure - Google Patents
A kind of power-assisted steering electric machine structure Download PDFInfo
- Publication number
- CN108321960A CN108321960A CN201711342492.2A CN201711342492A CN108321960A CN 108321960 A CN108321960 A CN 108321960A CN 201711342492 A CN201711342492 A CN 201711342492A CN 108321960 A CN108321960 A CN 108321960A
- Authority
- CN
- China
- Prior art keywords
- shell
- stator
- screens
- hole
- power
- 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.)
- Granted
Links
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
- H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/04—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Power Steering Mechanism (AREA)
Abstract
The invention discloses a kind of power-assisted steering electric machine structure, including ring flange, stator and shell, the ring flange is equipped with disk through-hole, shell be equipped with for allow rotor shaft by shell through-hole；Ring flange includes big disk body and small disk body, and small disk body is in shell, and the external side wall of shallow bid is equipped with annular groove, and shell is equipped with several handle holes, at least one riveting body for being caught in annular groove is equipped in handle hole；Housing interior side-wall is equipped with several screens protrusion, and stator, which is equipped with, to be stuck in the one-to-one screens straight slot of several and screens protrusion, screens protrusion in corresponding screens straight slot.The beneficial effects of the invention are as follows：It is reasonable for structure, can fast implement the installation positioning between stator and shell, the locating effect of stator can obtain effective guarantee, install convenient, it is efficient, can effectively reduce assembler's labor intensity.
Description
Technical field
The invention belongs to power-assisted steering technical field of motors more particularly to a kind of power-assisted steering electric machine structures.
Background technology
In order to mitigate operating force of the driver actions on steering wheel (alternatively referred to as steering wheel), produced using extrinsic power
The raw device for turning to subsidy power is known as power steering apparatus (system).The steering boost system of automobile mainly has hydraulic booster and electricity
Sub- power-assisted two types, the wherein steering boost system of electronics assistance type, power come from power-assisted steering motor and (also referred to as turn to
Assist motor).Power-assisted steering motor is also as conventional motor, including the structures such as stator, rotor, shell.Current power-assisted turns
To motor, when stator and shell assemble, the forms such as mainly still it is bolted, is welded to connect and realizing connection, installing
Convenience, labor intensity etc., are still short of.
Invention content
It is an object of the invention to overcome the defect of prior art, and provide a kind of reasonable for structure, can fast implement stator with
Installation positioning between shell, the locating effect of stator can obtain effective guarantee, install convenient, it is efficient, can effectively reduce dress
Power-assisted steering electric machine structure with labor intensity.
To achieve the goals above, the present invention uses following technical scheme：
A kind of power-assisted steering electric machine structure, including ring flange, stator and shell,
The ring flange be equipped with disk through-hole, shell be equipped with for allow rotor shaft by shell through-hole；
Ring flange includes big disk body and small disk body, and small disk body is in shell, and the external side wall of shallow bid is equipped with annular groove,
Shell is equipped with several handle holes, and at least one riveting body for being caught in annular groove is equipped in handle hole；
Housing interior side-wall is equipped with several screens protrusion, and stator is equipped with and the one-to-one screens of several and screens protrusion
Straight slot, screens protrusion are stuck in corresponding screens straight slot.
Preferably, the housing interior side-wall is equipped with several positioning protrusion for being used to support stator, positioning protrusion contact
Stator, small disk body contacts stator, upward in stub shaft：Big disk body, small disk body, stator and any positioning protrusion are sequentially arranged.
Preferably, the surface of the positioning protrusion and stator contact is a flat surface, each positioning protrusion is along ring flange circumferential direction
It is sequentially distributed.
Preferably, the length direction of the screens protrusion is parallel to stub shaft to each screens protrusion is along ring flange week
To being sequentially distributed.
Preferably, the riveting body is an integral molding structure with shell, the riveting body number in each handle hole is two
A, the number of handle hole is 2 to 8.
Preferably, the shell includes shell and the flanging that is arranged on shell, big disk body one end and flanging phase
Patch, flanging are equipped with several shell bolts hole, and big disk body is equipped with several valve snail keyholes corresponding with shell bolt hole, shell bolt hole
It is connected to corresponding valve snail keyhole and coaxially arranged.
Preferably, further including the seating pad being arranged in automobile primary driver seat and the adjusting that is arranged below seating pad
Cylinder body, adjusts the regulating piston for being equipped in cylinder body and being slidingly sealed cooperation with adjusting cylinder body, and regulating piston glide direction is upper and lower
To, regulating piston will adjust cylinder interior be separated into active chamber and with the passive chamber of atmosphere, regulating piston be equipped with across
The regulating piston bar of active chamber, passive chamber are in below active chamber, and shell inner side wall of through hole is equipped with for being contacted with rotor shaft
Gas-flow closure circle, gas-flow closure circle include sealing ring ontology and be arranged in the intrinsic inflatable chamber of sealing ring, active chamber passes through
Tracheae is connected to inflatable chamber, and passive intracavitary is equipped with the support spring for being used to support regulating piston.
The beneficial effects of the invention are as follows：It is reasonable for structure, the installation positioning between stator and shell can be fast implemented, stator
Locating effect can obtain effective guarantee, install convenient, it is efficient, can effectively reduce assembler's labor intensity.
Description of the drawings
Fig. 1 is the structural schematic diagram of the embodiment of the present invention 1；
Fig. 2 is the partial structural diagram of the embodiment of the present invention 1；
Fig. 3 is the structural schematic diagram at 1 middle casing of the embodiment of the present invention；
Fig. 4 is the structural schematic diagram at ring flange in the embodiment of the present invention 1；
Fig. 5 is the enlarged drawing at A in Fig. 2；
Fig. 6 is the partial structural diagram of the embodiment of the present invention 2.
In figure：Ring flange 1, big disk body 11, small disk body 12, annular groove 13, valve snail keyhole 14, stator 2, shell 3, shell
3a, flanging 3b, shell through-hole 31, shell bolt hole 32, handle hole 4, riveting body 41, screens protrusion 5, positioning protrusion 6, active chamber
7a, passive chamber 7b, seating pad 71, cylinder body 72, regulating piston 73, piston rod 74, gas-flow closure circle 75, tracheae 76, support are adjusted
Spring 77.
Specific implementation mode
The present invention will be further described with reference to the accompanying drawings and detailed description.
Embodiment 1：In embodiment as shown in Figures 1 to 5, a kind of power-assisted steering electric machine structure, including it is ring flange 1, fixed
Son 2 and shell 3,
The ring flange be equipped with disk through-hole, shell be equipped with for allow rotor shaft by shell through-hole 31；
Ring flange includes big disk body 11 and small disk body 12, and small disk body is in shell, and the external side wall of shallow bid is equipped with annular
Groove 13, shell are equipped with several handle holes 4, at least one riveting body for being caught in annular groove are equipped in handle hole
41；
Housing interior side-wall is equipped with several screens protrusions 5, and stator is equipped with and the one-to-one card of several and screens protrusion
Position straight slot, screens protrusion are stuck in corresponding screens straight slot.
The housing interior side-wall is equipped with several positioning protrusion 6 for being used to support stator, and positioning protrusion contacts stator, shallow bid
Body contacts stator, upward in stub shaft：Big disk body, small disk body, stator and any positioning protrusion are sequentially arranged.
The surface of the positioning protrusion and stator contact is a flat surface, and each positioning protrusion is circumferentially sequentially distributed along ring flange.
The length direction of the screens protrusion is parallel to stub shaft to each screens protrusion is circumferentially divided successively along ring flange
Cloth.
The riveting body is an integral molding structure with shell, and the riveting body number in each handle hole is two, handle hole
Number be 2 to 8.
The shell includes the shell 3a and flanging 3b being arranged on shell, and big disk body one end is affixed with flanging, outside
Flange is equipped with several shell bolts hole 32, and big disk body is equipped with several valve snail keyholes 14 corresponding with shell bolt hole, shell bolt hole
It is connected to corresponding valve snail keyhole and coaxially arranged.Shell bolt hole, valve snail keyhole and phase can be passed through between shell and ring flange
The bolt answered realizes fixation.
When assembly, stator is placed in shell, screens protrusion is made to be stuck in corresponding screens straight slot, until housing interior side-wall
On positioning protrusion contact stator after, complete radial direction and axially position.Then the small disk body of ring flange can be placed in shell, greatly
Disk body one end is affixed with flanging, then can be pressed inwardly into annular groove and (is regarded as pressing) each riveting body, to real
Existing fixation between ring flange and shell.
Embodiment 2：The basic structure and embodiment of the present embodiment with embodiment 1, the difference is that, in Fig. 6
It is shown, further include the seating pad 71 being arranged in automobile primary driver seat and the adjusting cylinder body 72 being arranged below seating pad, adjusts
The regulating piston 73 that cooperation is slidingly sealed with adjusting cylinder body is equipped in section cylinder body, regulating piston glide direction is upper and lower directions, is adjusted
Section piston will adjust cylinder interior be separated into active chamber 7a and with the passive chamber 7b of atmosphere, regulating piston be equipped with across master
The piston rod 74 of dynamic chamber, passive chamber are in below active chamber, and shell inner side wall of through hole is equipped with fills for what is contacted with rotor shaft
Airtight seal 75, gas-flow closure circle include sealing ring ontology and are arranged in the intrinsic inflatable chamber of sealing ring, and active chamber passes through gas
Pipe 76 is connected to inflatable chamber, and passive intracavitary is equipped with the support spring 77 for being used to support regulating piston.
When driver is sitting on automobile primary driver seat, since automobile primary driver seat is that have certain deformability
, so while the presence of weight, driver can push seating pad, and to drive regulating piston to move down, support spring compression is main
Dynamic cavity volume increases, and a part of gas enters active chamber in inflatable chamber.Thus, gas-flow closure circle fluffs, power-assisted steering electricity
When machine works, rub between rotor shaft and gas-flow closure circle small or even without friction.When driver leaves automobile primary driver seat
It (need not drive at this time, so also not needing the work of power-assisted steering motor) afterwards, under support spring effect, each structure resets,
Gas-flow closure circle is heaved again, the sealing of shell through hole is realized, so as to ensure the dust-proof effect of power-assisted steering motor.
Claims (7)
1. a kind of power-assisted steering electric machine structure, including ring flange, stator and shell, characterized in that
The ring flange be equipped with disk through-hole, shell be equipped with for allow rotor shaft by shell through-hole；
Ring flange includes big disk body and small disk body, and small disk body is in shell, and the external side wall of shallow bid is equipped with annular groove, shell
Several handle holes are equipped with, at least one riveting body for being caught in annular groove is equipped in handle hole；
Housing interior side-wall is equipped with several screens protrusion, and stator is equipped with logical with the one-to-one screens of several and screens protrusion
Slot, screens protrusion are stuck in corresponding screens straight slot.
2. a kind of power-assisted steering electric machine structure according to claim 1, characterized in that if the housing interior side-wall is equipped with
The dry positioning protrusion for being used to support stator, positioning protrusion contact stator, and small disk body contacts stator, upward in stub shaft：Deep bid
Body, small disk body, stator and any positioning protrusion are sequentially arranged.
3. a kind of power-assisted steering electric machine structure according to claim 2, characterized in that the positioning protrusion and stator contact
Surface be a flat surface, each positioning protrusion is circumferentially sequentially distributed along ring flange.
4. a kind of power-assisted steering electric machine structure according to claim 1 or 2 or 3, characterized in that the length of the screens protrusion
Degree is oriented parallel to stub shaft to each screens protrusion is circumferentially sequentially distributed along ring flange.
5. a kind of power-assisted steering electric machine structure according to claim 1, characterized in that the riveting body is integrated with shell
Molding structure, the riveting body number in each handle hole are two, and the number of handle hole is 2 to 8.
6. a kind of power-assisted steering electric machine structure according to claim 1, characterized in that the shell includes shell and setting
Flanging on shell, big disk body one end are affixed with flanging, and flanging is equipped with several shell bolts hole, and big disk body is equipped with
Several valve snail keyholes corresponding with shell bolt hole, shell bolt hole are connected to and coaxially arranged with corresponding valve snail keyhole.
7. a kind of power-assisted steering electric machine structure according to claim 1, characterized in that further include being arranged in automobile main driving
Seating pad in seat and the adjusting cylinder body being arranged below seating pad adjust to be equipped in cylinder body and match with adjusting cylinder body and be slidingly sealed
The regulating piston of conjunction, regulating piston glide direction be upper and lower directions, regulating piston will adjust cylinder interior be separated into active chamber and
With the passive chamber of atmosphere, regulating piston is equipped with the regulating piston bar across active chamber, and passive chamber is in below active chamber,
Shell inner side wall of through hole is equipped with the gas-flow closure circle for being contacted with rotor shaft, and gas-flow closure circle includes sealing ring ontology and sets
It sets in the intrinsic inflatable chamber of sealing ring, active chamber is connected to by tracheae with inflatable chamber, and passive intracavitary is equipped with and is used to support adjusting
The support spring of piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711342492.2A CN108321960B (en) | 2017-12-14 | 2017-12-14 | A kind of power-assisted steering electric machine structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711342492.2A CN108321960B (en) | 2017-12-14 | 2017-12-14 | A kind of power-assisted steering electric machine structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108321960A true CN108321960A (en) | 2018-07-24 |
| CN108321960B CN108321960B (en) | 2019-10-29 |
Family
ID=62892670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711342492.2A Active CN108321960B (en) | 2017-12-14 | 2017-12-14 | A kind of power-assisted steering electric machine structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108321960B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111525761A (en) * | 2020-04-21 | 2020-08-11 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Permanent magnet motor capable of being maintained on site |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009000009A1 (en) * | 2009-01-02 | 2010-07-08 | Robert Bosch Gmbh | Electrical machine i.e. electric motor, for facilitating adjustment of e.g. element, of motor vehicle, has stator body arranged in housing part and including recess at external side, where recess is inserted at external side by roll |
| CN102111031A (en) * | 2009-12-24 | 2011-06-29 | 中山大洋电机股份有限公司 | Motor |
| CN203608017U (en) * | 2013-10-12 | 2014-05-21 | 广东德昌电机有限公司 | Structure for connecting gear case housing with motor casing |
| CN204442053U (en) * | 2014-12-31 | 2015-07-01 | 浙江露通机电有限公司 | Motor housing structure |
| CN105107852A (en) * | 2015-08-12 | 2015-12-02 | 浙江中五钢管制造有限公司 | Self-trigger steel pipe oil removal and recovery system |
| CN105253425A (en) * | 2015-10-09 | 2016-01-20 | 浙江志光塑料托盘有限公司 | Freight pallet |
-
2017
- 2017-12-14 CN CN201711342492.2A patent/CN108321960B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009000009A1 (en) * | 2009-01-02 | 2010-07-08 | Robert Bosch Gmbh | Electrical machine i.e. electric motor, for facilitating adjustment of e.g. element, of motor vehicle, has stator body arranged in housing part and including recess at external side, where recess is inserted at external side by roll |
| CN102111031A (en) * | 2009-12-24 | 2011-06-29 | 中山大洋电机股份有限公司 | Motor |
| CN203608017U (en) * | 2013-10-12 | 2014-05-21 | 广东德昌电机有限公司 | Structure for connecting gear case housing with motor casing |
| CN204442053U (en) * | 2014-12-31 | 2015-07-01 | 浙江露通机电有限公司 | Motor housing structure |
| CN105107852A (en) * | 2015-08-12 | 2015-12-02 | 浙江中五钢管制造有限公司 | Self-trigger steel pipe oil removal and recovery system |
| CN105253425A (en) * | 2015-10-09 | 2016-01-20 | 浙江志光塑料托盘有限公司 | Freight pallet |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111525761A (en) * | 2020-04-21 | 2020-08-11 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Permanent magnet motor capable of being maintained on site |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108321960B (en) | 2019-10-29 |
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| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: 315400, 18 East Yongxing Road, Fengshan street, Yuyao street, Ningbo, Zhejiang Patentee after: Ningbo Dechang Electric Co., Ltd Address before: 315400, 18 East Yongxing Road, Fengshan street, Yuyao street, Ningbo, Zhejiang Patentee before: Ningbo Dechang Electrical Machinery Manufacturing Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |