CN112769284A - Electric vehicle motor with adjusting function - Google Patents
Electric vehicle motor with adjusting function Download PDFInfo
- Publication number
- CN112769284A CN112769284A CN202110073831.1A CN202110073831A CN112769284A CN 112769284 A CN112769284 A CN 112769284A CN 202110073831 A CN202110073831 A CN 202110073831A CN 112769284 A CN112769284 A CN 112769284A
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- CN
- China
- Prior art keywords
- electric vehicle
- motor
- rear axle
- friction part
- reciprocating mechanism
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- 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.)
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- 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
- H02K7/06—Means for converting reciprocating motion into rotary motion or vice versa
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- 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
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/108—Structural association with clutches, brakes, gears, pulleys or mechanical starters with friction clutches
- H02K7/1085—Magnetically influenced friction clutches
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Abstract
The invention discloses an electric vehicle motor with an adjusting function, which comprises an electric vehicle rear axle, a driving motor, a linear reciprocating mechanism and an electromagnetic clutch, wherein a speed-changing differential mechanism is fixedly arranged on the electric vehicle rear axle, a motor shell is coated outside the driving motor and is connected with the electric vehicle rear axle in a sliding manner, the linear reciprocating mechanism is fixedly arranged on the electric vehicle rear axle, the moving end of the linear reciprocating mechanism is fixedly connected with the motor shell, the electromagnetic clutch comprises a main friction part and a driven friction part which can be separated from each other, the main friction part is coaxially connected with an output shaft of the driving motor, the driven friction part is coaxially connected with an input shaft of the speed-changing differential mechanism, and the main friction part is in contact connection with the driven friction part. The invention belongs to the technical field of electric vehicles, and compared with the prior art, the invention has the advantages that: convenient maintenance and repair.
Description
Technical Field
The invention relates to the technical field of electric vehicles, in particular to an electric vehicle motor with an adjusting function.
Background
The electric power is used as an important energy source with environmental protection, cleanness and high conversion rate, is widely applied to production and life, is used as the application to drive the updating and upgrading of vehicles, promotes the low-carbon development of the transportation industry, reduces the transportation cost, saves the energy source and protects the environment, is one of the important subjects of worldwide research, and has been applied to the fields of electric urban public transport vehicles, factory and mine electric transport vehicles, electric urban sanitation cleaning vehicles, engineering, tunnels, subway construction special vehicles and the like after decades of development. The electric tricycle is a tricycle body driven by electric power, has the advantages of strong applicability, flexibility, simple maintenance, convenient maintenance, low price and the like, and can flexibly pass through narrow roads.
However, the motor of the electric vehicle such as the electric tricycle is troublesome to overhaul and replace, because the motor is fixed at the center of the rear axle, the electric tricycle is often required to be turned over or drilled under the vehicle for operation when the motor needs to be disassembled, and therefore, the motor capable of adjusting the position of the motor of the electric vehicle is required.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the technical defects and provides the electric vehicle motor convenient to overhaul and maintain.
In order to achieve the purpose, the invention adopts the technical scheme that: the design provides an electric vehicle motor with an adjusting function, which comprises an electric vehicle rear axle, a driving motor, a linear reciprocating mechanism and an electromagnetic clutch, wherein a speed-changing differential mechanism is fixedly arranged on the electric vehicle rear axle, a motor shell is coated outside the driving motor, the motor shell is connected with the electric vehicle rear axle in a sliding manner, the linear reciprocating mechanism is fixedly arranged on the electric vehicle rear axle, the moving end of the linear reciprocating mechanism is fixedly connected with the motor shell, the electromagnetic clutch comprises a main friction part and a driven friction part which can be separated from each other, the main friction part is coaxially connected with an output shaft of the driving motor, the driven friction part is coaxially connected with an input shaft of the speed-changing differential mechanism, and the main friction part is in contact connection with the driven friction part;
the motion direction of the linear reciprocating mechanism, the axial direction of the rear axle of the electric vehicle, the output axial direction of the driving motor and the input axial direction of the speed changing differential mechanism are all parallel.
Furthermore, a sliding sleeve is fixedly arranged on the motor shell and is connected with the rear axle of the electric vehicle in a sliding mode through the sliding sleeve.
Furthermore, one end, far away from the electromagnetic clutch, of the motor shell is provided with a detachable cover body.
Further, the linear reciprocating mechanism is a ball screw sliding table pair or a ball screw nut pair.
Furthermore, a transmission shell covers the outside of the linear reciprocating mechanism, and a brake device used for locking the motion of the linear reciprocating mechanism is fixedly arranged on the transmission shell.
After adopting the structure, compared with the prior art, the invention has the advantages that: the invention provides an electric vehicle motor with an adjusting function, which can realize power cut-off and complete separation from a differential speed changer through an electromagnetic clutch arranged on the electric vehicle motor, and can move to one end of a rear axle close to a wheel hub through a linear reciprocating mechanism, so that after the wheel hub is disassembled, a driving motor can be displaced to the edge easy to take out, the position adjustment of the driving motor is realized, and the maintenance and the overhaul of working personnel are convenient.
Drawings
Fig. 1 is a schematic structural diagram of an electric vehicle motor with an adjusting function according to the present invention.
Fig. 2 is a side view of an electric vehicle motor having an adjustment function according to the present invention.
As shown in the figure: 1. the rear axle of the electric vehicle comprises an electric vehicle rear axle 11, a speed change differential 2, a driving motor 21, a motor shell 22, a sliding sleeve 23, a cover body 3, a linear reciprocating mechanism 31, a transmission shell 32, a band-type brake device 33, a shaft seat 34, a ball screw 35, a connecting piece 36, a ball sliding table 4, an electromagnetic clutch 41, a main friction part 42 and a driven friction part.
Detailed Description
The following description is only a preferred embodiment of the present invention, and does not limit the scope of the present invention, and the present invention is further described with reference to the accompanying drawings and embodiments.
Example 1, see FIGS. 1-2: the invention discloses an electric vehicle motor structure with an adjusting function, which comprises an electric vehicle rear axle 1, a driving motor 2, a linear reciprocating mechanism 3 and an electromagnetic clutch 4, wherein a speed change differential mechanism 11 is fixedly arranged on the electric vehicle rear axle 1, the speed change differential mechanism 11 and the electric vehicle rear axle 1 are fixedly connected, and the specific structure is not repeated herein.
The driving motor 2 is externally coated with a motor shell 21, the motor shell 21 is connected with the electric vehicle rear axle 1 in a sliding mode, specifically, the motor shell 21 is cylindrical, the driving motor 2 can be stably fixed in the motor shell 21 and does not shake, an extended protection part is further arranged at one end, close to an output shaft of the driving motor 2, of the motor shell 21, a sliding sleeve 22 is fixedly arranged on the motor shell 21, and the electric vehicle rear axle 1 is connected with the electric vehicle rear axle through the sliding sleeve 22 in a sliding mode; one end of the motor shell 21, which is far away from the output shaft of the driving motor 2, is provided with a cover body 23, the cover body 23 can stably fix the driving motor 2, and the cover body 23 can be detached in the detaching process and pull the motor outwards.
The linear reciprocating mechanism 3 is fixedly arranged on the rear axle 1 of the electric vehicle, and the moving end of the linear reciprocating mechanism is fixedly connected with the motor shell 21, specifically, a ball screw sliding table pair is selected in the embodiment, which comprises a shaft seat 33, a ball screw 34, a ball sliding table 36 and a transmission shell 31, wherein, the transmission shell 31 is fixedly connected with the rear axle 1 of the electric vehicle and is not contacted with the motor shell 21, a linear hollow is arranged on the transmission housing 31, a ball screw 34 is rotatably arranged in the transmission housing 31 through a shaft seat 33, and is parallel to the axial direction of the electric vehicle rear axle 1, the ball sliding table 36 is arranged on the ball screw 34, the motor shell 21 is fixedly connected through a connecting piece 35, the ball sliding table 36 can be attached to the transmission shell 31 so as to ensure that the ball sliding table does not rotate, a nut can be selected for transmission, however, an optical axis for guiding should be provided, and the connecting piece 35 penetrates through the hollow of the transmission housing 31; and one end of the ball screw 34 far away from the differential transmission can penetrate through the transmission housing 31 and be provided with a hexagonal groove or a chamfered hexagonal end, so that the rotation is convenient.
And one end of the ball screw 34 far away from the differential transmission is also provided with a band-type brake device 32 for locking the ball screw 34 to move, and the band-type brake device 32 can be in a manual hoop or hoop form and can also adopt a pneumatic or hydraulic band-type brake mechanism.
The electromagnetic clutch 4 comprises a main friction part 41 and a driven friction part 42 which can be separated from each other, the main friction part 41 is coaxially connected with an output shaft of the driving motor 2, the driven friction part 42 is coaxially connected with an input shaft of the speed-changing differential 11, the main friction part 41 is in contact connection with the driven friction part 42, specifically, the electromagnetic clutch 4 is a friction type electromagnetic clutch 4 or a single-friction-plate electromagnetic clutch 4, and the main friction part 41 and the driven friction part 42 can be completely separated;
the motion direction of the linear reciprocating mechanism 3, the axial direction of the electric vehicle rear axle 1, the output axial direction of the driving motor 2 and the input axial direction of the speed change differential 11 are all parallel.
In the specific use process, the working state of the electromagnetic clutch 4 is controlled by the ecu of the electric vehicle, the electromagnetic clutch is tightly attracted in normal operation, and the main friction part 41 and the driven friction part 42 are contacted and attached under the condition of power failure; when needing to overhaul, at first demolish wheel hub, remove band-type brake device 32 to ball 34's locking to rotatory ball 34, ball slip table 36 can outside linear motion, drives motor housing 21 outward movement, knows to promote driving motor 2 to the wheel hub end of electric motor car rear axle 1, breaks off the pencil this moment, opens lid 23, outwards pulls driving motor 2 and takes out.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (5)
1. The utility model provides an electric motor car motor with regulatory function which characterized in that: comprises an electric vehicle rear axle (1), a driving motor (2), a linear reciprocating mechanism (3) and an electromagnetic clutch (4), a speed-changing differential (11) is fixedly arranged on the rear axle (1) of the electric vehicle, a motor shell (21) is coated outside the driving motor (2), the motor shell (21) is connected with the rear axle (1) of the electric vehicle in a sliding way, the linear reciprocating mechanism (3) is fixedly arranged on the rear axle (1) of the electric vehicle, and the moving end of the electromagnetic clutch is fixedly connected with the motor shell (21), the electromagnetic clutch (4) comprises a main friction part (41) and a driven friction part (42) which can be separated from each other, the main friction part (41) is coaxially connected with an output shaft of the driving motor (2), the driven friction portion (42) is coaxially connected to an input shaft of the transaxle (11), the main friction part (41) is in contact connection with the driven friction part (42);
the motion direction of the linear reciprocating mechanism (3), the axial direction of the electric vehicle rear axle (1), the output axial direction of the driving motor (2) and the input axial direction of the speed change differential (11) are all parallel.
2. An electric vehicle motor with an adjustment function according to claim 1, characterized in that: a sliding sleeve (22) is fixedly arranged on the motor shell (21) and is connected with the rear axle (1) of the electric vehicle in a sliding manner through the sliding sleeve (22).
3. An electric vehicle motor with an adjustment function according to claim 1, characterized in that: and a detachable cover body (23) is arranged at one end, far away from the electromagnetic clutch (4), of the motor shell (21).
4. An electric vehicle motor with an adjustment function according to claim 1, characterized in that: the linear reciprocating mechanism (3) is a ball screw sliding table pair or a ball screw nut pair.
5. An electric vehicle motor with an adjustment function according to claim 4, characterized in that: the outer cover of straight reciprocating mechanism (3) is equipped with transmission shell (31), fixed band-type brake device (32) that are used for locking straight reciprocating mechanism (3) motion that are equipped with on transmission shell (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110073831.1A CN112769284A (en) | 2021-01-20 | 2021-01-20 | Electric vehicle motor with adjusting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110073831.1A CN112769284A (en) | 2021-01-20 | 2021-01-20 | Electric vehicle motor with adjusting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112769284A true CN112769284A (en) | 2021-05-07 |
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ID=75703442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110073831.1A Pending CN112769284A (en) | 2021-01-20 | 2021-01-20 | Electric vehicle motor with adjusting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112769284A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114475899A (en) * | 2022-03-22 | 2022-05-13 | 徐州鸿润达电动车有限公司 | Electric vehicle motor with mechanical protection device |
-
2021
- 2021-01-20 CN CN202110073831.1A patent/CN112769284A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114475899A (en) * | 2022-03-22 | 2022-05-13 | 徐州鸿润达电动车有限公司 | Electric vehicle motor with mechanical protection device |
| CN114475899B (en) * | 2022-03-22 | 2022-11-01 | 徐州鸿润达电动车有限公司 | Electric vehicle motor with mechanical protection device |
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