CN209604530U - Retarder gearshift based on electromagnetic clutch - Google Patents
Retarder gearshift based on electromagnetic clutch Download PDFInfo
- Publication number
- CN209604530U CN209604530U CN201920079406.1U CN201920079406U CN209604530U CN 209604530 U CN209604530 U CN 209604530U CN 201920079406 U CN201920079406 U CN 201920079406U CN 209604530 U CN209604530 U CN 209604530U
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- China
- Prior art keywords
- shaft assembly
- gear
- electromagnetic clutch
- intermediate shaft
- coil
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Abstract
The utility model discloses a kind of retarder gearshift based on electromagnetic clutch, including inputting shaft assembly (10), intermediate shaft assembly (11), output shaft assembly (12), it inputs shaft assembly to be sequentially connected by the input shaft gear (101) and jackshaft idler gear (111) and intermediate shaft assembly of engagement connection, intermediate shaft assembly is sequentially connected by the jackshaft pinion gear (112) and output gear (121) and output shaft assembly of engagement connection；Electromagnetic clutch (14) are embedded in the intermediate shaft assembly, electromagnetic clutch includes the coil (141) and rotor (142) that matching is assembled together；Coil is fixedly connected and rotates synchronously with idler gear, and rotor is fixedly connected and rotates synchronously with the axis body of intermediate shaft assembly.The utility model realizes the transmitting and interrupt function of entire power using electromagnetic clutch instead of gearshift, it is only necessary to which the i.e. executable gear shift operation of the switch of energization, easy to operate, cost is relatively low.
Description
Technical field
The utility model relates to a kind of car deceleration devices more particularly to a kind of retarder based on electromagnetic clutch to shift gears and fill
It sets.
Background technique
Existing manual transmission MT, automatic gear-box AMT, double clutch gearbox DCT iso-variable velocity casees gearshift adopt
The power transmitting of each shifting gear is realized with synchronizer and is interrupted, and during realizing self shifter, needs electricity of shifting gears
The components such as machine, gear shifting actuating mechanism, shift motor controller work together, entirely change with entire car controller co-ordination realization
Gear process, entire shifting system higher cost, and function are realized complex.
Traditional retarder gear shifting structure is as shown in Fig. 1, and input shaft assembly 10 is equipped with input shaft gear 101, intermediate
Shaft assembly 11 is equipped with input shaft gear 101 and pinion gear 112, and output shaft assembly 12 is equipped with output gear 121, input shaft group
Part 10 is sequentially connected by the input shaft gear 101 and idler gear 111 and intermediate shaft assembly 11 of engagement connection, intermediate shaft assembly
11 are sequentially connected by the pinion gear 112 and output gear 121 and output shaft assembly 12 of engagement connection；Synchronizer assembly 13(packet
Include synchronizer, ring gear, gear ring, tooth set and tooth hub) it is arranged on intermediate shaft assembly 11.Conventional synchronizer is by ring gear and gear ring
Moment of friction between the conical surface makes to be synchronized gear synchronous with synchronizer, to realize same step gear shifting, function is realized complicated.
Summary of the invention
The purpose of this utility model is to provide a kind of retarder gearshift based on electromagnetic clutch, can pass through electromagnetism
Clutch realize power combination with separate, structure is simple and at low cost.
The utility model is realized in this way:
A kind of retarder gearshift based on electromagnetic clutch, including input shaft assembly, intermediate shaft assembly, output shaft group
Part, input shaft assembly are sequentially connected by the input shaft gear and jackshaft idler gear and intermediate shaft assembly of engagement connection, in
Between shaft assembly be sequentially connected by the jackshaft pinion gear and output gear and output shaft assembly of engagement connection；The jackshaft
Electromagnetic clutch is embedded in component, electromagnetic clutch includes the coil and rotor that matching is assembled together；Coil and idle running tooth
Wheel is fixedly connected and rotates synchronously, and rotor is fixedly connected and rotates synchronously with the axis body of intermediate shaft assembly.
The coil and rotor and the intermediate shaft assembly are coaxially disposed.
There are gaps between the coil and rotor.
The utility model compared with prior art, has the following beneficial effects:
1, the utility model replaces existing synchronizer structure using electromagnetic clutch, eliminates the shift of former gearshift
The complicated delicate components such as axis, shift motor, shift motor controller, eliminate the rapid wears machines such as shift fork, tooth set, synchronizer
Structure reduces the complexity and cost of reduction gearbox, is easy to implement industrialization, and substantially increase reliability.
2, the utility model can shorten shift time, improve shift efficiency, improve vehicle driver comfort.
The utility model replaces gearshift to realize the transmitting and interrupt function of entire power using electromagnetic clutch, only needs
The i.e. executable gear shift operation of the switch to be powered, easy to operate, cost is relatively low.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the retarder gearshift of the prior art；
Fig. 2 is the cross-sectional view of retarder gearshift of the utility model based on electromagnetic clutch.
In figure, 10 input shaft assemblies, 101 input shaft gears, 11 intermediate shaft assemblies, 111 idler gears, 112 jackshafts are small
Gear, 12 output shaft assemblies, 121 output gears, 13 synchronizer assemblies, 14 electromagnetic clutch, 141 coils, 142 rotors.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments.
Refer to attached drawing 2, a kind of retarder gearshift based on electromagnetic clutch, including input shaft assembly 10, centre
Shaft assembly 11, output shaft assembly 12 and electromagnetic clutch 14,101 He of input shaft gear that input shaft assembly 10 passes through engagement connection
Jackshaft idler gear 111 and intermediate shaft assembly 11 are sequentially connected, the small tooth of jackshaft that intermediate shaft assembly 11 passes through engagement connection
Wheel 112 and output gear 121 and output shaft assembly 12 are sequentially connected.Electromagnetic clutch 14 is inlaid in intermediate shaft assembly 11, electricity
Magnet clutch 14 includes the coil 141 and rotor 142 that matching is assembled together；Coil 141 be fixedly connected with idler gear 111 and
It rotates synchronously, rotor 142 is fixedly connected and rotates synchronously with the axis body of intermediate shaft assembly 11.
The coil 141 and rotor 142 and the intermediate shaft assembly 11 are coaxially disposed, it is ensured that the synchronization of rotation and same
Axis.There are gap between the coil 141 and rotor 142, when 141 no power of coil, ensures coil 141 and rotor 142 not
Contact, and coil 141 and rotor 142 closely connect after being powered.
When the utility model is applied in the reduction gearbox of electric car, instead of the complicated delicate manipulation machine of conventional transmissions
Structure eliminates the rapid wears mechanisms such as shift fork, tooth set, synchronizer, working principle of the utility model is: when input shaft assembly 10 rotates
When, control switch is opened, and coil 141 generates magnetic field after being powered, and utilizes magnetic force, under magneticaction, rotor 142 and line
Circle 141 is closely joined together, because coil 141 and idler gear 111 are rigidly connected, and rotor 142 and intermediate shaft assembly
11 axis body is fixedly connected, and is rotated so that the axis body of intermediate shaft assembly 11 obtains torque transmitting.Compared to conventional synchronizer machine
Structure, 14 structure of electromagnetic clutch is relatively simple, and reduces the problem of shifting gears clamping stagnation, so as to shorten shift time, improves
Shift efficiency.And then the jackshaft pinion gear 112 for engaging connection with intermediate shaft assembly 11 is driven to rotate, jackshaft pinion gear 112
The rotation of output gear 121 is driven then to drive the rotation of output shaft assembly 12, output torque, to realize power from input shaft group
Part 10 arrives the transmitting of output shaft assembly 12.
Electromagnetic clutch 14 controlled by the power on/off of coil 141 engagement of clutch with separate, when energization of coil 141, produces
Magnetisation power, electromagnetic clutch 14 are in bonding state, and power transmitting is achieved；When coil 141 powers off, magnetic force disappears, electromagnetism
Clutch 14 is in discrete state, interrupts power transmitting.The combination and interruption of electromagnetic clutch 14 are realized by the on-off of power supply
To realize shift, i.e. neutral gear eliminates shift control mechanism in conventional transmissions, instead of traditional machine to the conversion of driving gear
Tool operating mechanism.Coil 141 is connected to vehicular electric machine controller by control switch, and vehicular electric machine controller is according to driver couple
The operation of gearshift (such as gear lever or button), judges automatically the opening and closing of control switch, and then the on-off of control coil 141
Electricity, to realize the shift of corresponding gear.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the protection scope of utility model, because
This, any modification, equivalent substitution, improvement and etc. made within the spirit and principle of the present invention should be included in this
Within the protection scope of utility model.
Claims (3)
1. a kind of retarder gearshift based on electromagnetic clutch, including it is input shaft assembly (10), intermediate shaft assembly (11), defeated
Shaft assembly (12) out, the input shaft gear (101) and jackshaft idler gear (111) that input shaft assembly (10) passes through engagement connection
It is sequentially connected with intermediate shaft assembly (11), the jackshaft pinion gear (112) and output that intermediate shaft assembly (11) passes through engagement connection
Gear (121) and output shaft assembly (12) are sequentially connected；
It is characterized in that: being embedded with electromagnetic clutch (14) in the intermediate shaft assembly (11), electromagnetic clutch (14) includes
With the coil (141) and rotor (142) being assembled together；Coil (141) be fixedly connected with idler gear (111) and it is synchronous turn
Dynamic, rotor (142) is fixedly connected and rotates synchronously with the axis body of intermediate shaft assembly (11).
2. the retarder gearshift according to claim 1 based on electromagnetic clutch, it is characterized in that: the coil
(141) it is coaxially disposed with rotor (142) with the intermediate shaft assembly (11).
3. the retarder gearshift according to claim 1 based on electromagnetic clutch, it is characterized in that: the coil
(141) there are gaps between rotor (142).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920079406.1U CN209604530U (en) | 2019-01-17 | 2019-01-17 | Retarder gearshift based on electromagnetic clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920079406.1U CN209604530U (en) | 2019-01-17 | 2019-01-17 | Retarder gearshift based on electromagnetic clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209604530U true CN209604530U (en) | 2019-11-08 |
Family
ID=68399531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920079406.1U Active CN209604530U (en) | 2019-01-17 | 2019-01-17 | Retarder gearshift based on electromagnetic clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209604530U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112833158A (en) * | 2019-11-25 | 2021-05-25 | 北京新能源汽车股份有限公司 | Electric drive system and electric automobile |
-
2019
- 2019-01-17 CN CN201920079406.1U patent/CN209604530U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112833158A (en) * | 2019-11-25 | 2021-05-25 | 北京新能源汽车股份有限公司 | Electric drive system and electric automobile |
| CN112833158B (en) * | 2019-11-25 | 2022-11-25 | 北京新能源汽车股份有限公司 | Electric drive system and electric automobile |
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