CN204312629U - A kind of reverse gear assembly with two stage speed change - Google Patents

A kind of reverse gear assembly with two stage speed change Download PDF

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Publication number
CN204312629U
CN204312629U CN201420742664.0U CN201420742664U CN204312629U CN 204312629 U CN204312629 U CN 204312629U CN 201420742664 U CN201420742664 U CN 201420742664U CN 204312629 U CN204312629 U CN 204312629U
Authority
CN
China
Prior art keywords
gear
shaft
tooth
driven
reverse gear
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.)
Expired - Fee Related
Application number
CN201420742664.0U
Other languages
Chinese (zh)
Inventor
李政庭
毛学兵
金少华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHONGQING XIANYOU TECHNOLOGY DEVELOPMENT Co Ltd
Original Assignee
CHONGQING XIANYOU TECHNOLOGY DEVELOPMENT Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CHONGQING XIANYOU TECHNOLOGY DEVELOPMENT Co Ltd filed Critical CHONGQING XIANYOU TECHNOLOGY DEVELOPMENT Co Ltd
Priority to CN201420742664.0U priority Critical patent/CN204312629U/en
Application granted granted Critical
Publication of CN204312629U publication Critical patent/CN204312629U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a kind of reverse gear assembly with two stage speed change, comprise: comprise casing, reverse gear and forward gear is comprised in casing, reverse gear and forward gear are all arranged on gear shaft, reverse gear and forward gear all engage with driving gear, a shift fork is provided with between reverse gear and forward gear, a shift fork can be stirred a and engage with reverse gear or forward gear in conjunction with tooth, the gear end of gear shaft extends to the rightward space of casing through casing, right side is provided with output shaft, output shaft is provided with b in conjunction with tooth, b is moved left and right by the drive of b shift fork in conjunction with tooth, b in conjunction with tooth both sides respectively can with the gear of gear shaft, with a driven gear engagement on output shaft, a driven gear empty set is on output shaft, the gear of gear shaft also engages with c driving tooth, c driving tooth is arranged on driven shaft, driven shaft is parallel with output shaft with gear shaft, driven shaft is also provided with b driven gear, b driven gear engages with a driven gear.

Description

A kind of reverse gear assembly with two stage speed change
Technical field
The utility model relates to a kind of reverse gear, particularly relates to a kind of reverse gear assembly of the band speed changing function for tricycle.
Background technique
Motor tricycle and three-wheeled electric vehicle for having three wheels, be used for manned or loading Motor Vehicle.Because motor tricycle and three-wheeled electric vehicle are except energy part, substantially identical, so be only introduced motor tricycle below, but content is suitable for and three-wheeled electric vehicle equally.
Along with more and more higher to the requirement of motor tricycle, there is a kind of motor tricycle with reverse gear at present, the switching of the function that moves forward and backward of motor tricycle can have been realized by this reverse gear.Reverse gear device for motor tricycle is the important composition parts in motor tricycle, and the quality of its performance directly can have influence on the quality of whole motor tricycle performance evaluation.
Current reverse gear device for motor tricycle mostly is to be installed and used separately, also needs to configure independently retarder, therefore, how to improve the integrated of reverse gear and other equipment, becomes the technical problem that those skilled in the art are urgently to be resolved hurrily.The utility model then provides a kind of speed changer and the integrated assembly of reverse gear.
Model utility content
The shortcoming of prior art in view of the above, the purpose of this utility model is to provide a kind of speed change reverse gear assembly, is used on tricycle, and for solving deceleration in prior art, reverse gear equipment is independent, and take up room large deficiency.
A kind of reverse gear assembly with two stage speed change, comprise: comprise casing, reverse gear and forward gear is comprised in casing, reverse gear and forward gear are all arranged on gear shaft, reverse gear and forward gear all engage with driving gear, a shift fork is provided with between reverse gear and forward gear, a shift fork can be stirred a and engage with reverse gear or forward gear in conjunction with tooth, the gear end of gear shaft extends to the rightward space of casing through casing, right side is provided with output shaft, output shaft is provided with b in conjunction with tooth, b is moved left and right by the drive of b shift fork in conjunction with tooth, b in conjunction with tooth both sides respectively can with the gear of gear shaft, with a driven gear engagement on output shaft, a driven gear empty set is on output shaft, the gear of gear shaft also engages with c driving tooth, c driving tooth is arranged on driven shaft, driven shaft is parallel with output shaft with gear shaft, driven shaft is also provided with b driven gear, b driven gear engages with a driven gear.
As preferably, shift fork rounded end side is provided with fixed pin, and fixed pin is clamped by spring reset.
As preferably, output shaft is coordinated by two groups of deep groove ball bearings and oil sealing with casing outside extending to through casing.
As preferably, the both sides of driven shaft are fixed in casing by bearing.
When a shift fork drives a to move to left in conjunction with tooth, when b shift fork drives b to move to left in conjunction with tooth time, a engages with reverse gear tooth in conjunction with tooth, driving tooth drives reverse gear tooth to rotate, reverse gear cingulum moves the gear shaft be engaged with and rotates, and the gear on gear shaft engages in conjunction with tooth with b, drives output shaft rotation, output shaft directly, realizes the reverse gear function of input and output rate 1:1 by transmission of power extremely outward.
When a shift fork drives a to move to right in conjunction with tooth, when b shift fork drives b to move to left in conjunction with tooth time, realize the advancement function of input and output rate 1:1.
When a shift fork drives a to move to left in conjunction with tooth, when b shift fork drives b to move to right in conjunction with tooth time, when b shift fork is toward moving right, b is in conjunction with tooth and the engagement of a driven gear.A engages with reverse gear tooth in conjunction with tooth, driving tooth drives reverse gear tooth to rotate, reverse gear cingulum moves the gear shaft be engaged with and rotates, power imports into from driving tooth, then reverse gear tooth is driven to rotate, reverse gear tooth turns the gear shaft rotation driving and be engaged with, the c driving tooth that the gear driven of gear shaft is engaged with rotates, driving tooth by transmission of power to driven shaft, driven shaft drives b driven gear to rotate, b driven gear drives a driven gear be engaged with, a driven gear drive the b that is engaged with in conjunction with tooth by transmission of power to output shaft, outside power is directly passed to by output shaft, outside being passed to.Now, the transmission of power of input shaft and output shaft is than by the gear of gear shaft and driving tooth, and the engagement ratio between b driven gear and a driven gear realizes speed change transmission.Realize the reverse gear function of input and output speed change.
When a shift fork drives a to move to right in conjunction with tooth, when b shift fork drives b to move to right in conjunction with tooth time, realize the reverse gear function of input and output speed change.
As mentioned above, the reverse gear assembly of band two stage speed change of the present utility model, realizes the advance of two gears, reverse gear, speed change on the right of the reverse gear of the left side, and is availablely directly installed on motor.Simple and reasonable, space has been saved in the assembling for tricycle.
Accompanying drawing explanation
Fig. 1 is shown as the reverse gear assembly structure schematic diagram of the band two stage speed change of the utility model embodiment.
Piece mark explanation
1------casing,
2------reverse gear,
3------forward gear,
4------gear shaft,
5------a shift fork,
6------a in conjunction with tooth,
7------gear,
8------output shaft,
9------b in conjunction with tooth,
10------b shift fork,
11------a driven gear,
12------deep groove ball bearing,
13------oil sealing,
14,15------fixed pin,
16------c driving tooth engages,
17------driven shaft,
18------b driven gear.
Embodiment
Below by way of specific instantiation, mode of execution of the present utility model is described, those skilled in the art the content disclosed by this specification can understand other advantages of the present utility model and effect easily.The utility model can also be implemented or be applied by embodiments different in addition, and the every details in this specification also can based on different viewpoints and application, carries out various modification or change not deviating under spirit of the present utility model.
According to Fig. 1, be shown as a kind of reverse gear assembly with two stage speed change, comprise casing 1, be provided with two spaces in casing 1 and gear reversing device and speed change gear are set respectively.Gear reversing device comprises reverse gear 2 and forward gear 3, and reverse gear 2 and forward gear 3 are all arranged on gear shaft 4.Reverse gear 2 and forward gear 3 all can driving gear engagements, be provided with a shift fork 5, a shift fork 5 and can stir a and engage with reverse gear 2 and forward gear 3 in conjunction with tooth 6 between reverse gear 2 and forward gear 3.Gear shaft 4 is arranged on the space, the left side of casing 1, coordinated with casing 1 by bearing, gear 7 end of gear shaft 4 extends to the rightward space of casing 1 through casing, right side is provided with output shaft 8, output shaft 8 is fixed on casing 1 by bearing, output shaft 8 is provided with b and is moved left and right by b shift fork 10 drive in conjunction with tooth 9 in conjunction with tooth 9, b.B can engage with a driven gear 11 on the gear 7 of gear shaft 4 and output shaft 8 respectively in conjunction with tooth 9 both sides.A driven gear 11 is connected with output shaft 8 is unpowered, can independently rotate each other.Outside output shaft 8 the other end extends to through casing, coordinated by two groups of deep groove ball bearings 12 and oil sealing 13 with casing 1, the output terminal of output shaft 8 is connected with miscellaneous part.
Shift fork 5,10 rounded end side is provided with fixed pin 14,15, and fixed pin 14,15 is clamped by spring reset.
When a shift fork 5 drives a to move to left in conjunction with tooth 6, when b shift fork 10 drives b to move to left in conjunction with tooth 9 time, a engages with reverse gear tooth 2 in conjunction with tooth 6, driving tooth drives reverse gear tooth 2 to rotate, reverse gear cingulum moves 2 gear shafts be engaged with 4 and rotates, and the gear 7 on gear shaft 4 engages in conjunction with tooth 9 with b, drives output shaft 8 to rotate, output shaft 8 directly, realizes the reverse gear function of input and output rate 1:1 by transmission of power extremely outward.
When a shift fork 5 drives a to move to right in conjunction with tooth 6, when b shift fork 10 drives b to move to left in conjunction with tooth 9 time, realize the advancement function of input and output rate 1:1.
Meanwhile, the gear 7 of gear shaft 4 also engages 16, c driving tooth 16 and is arranged on driven shaft 17 with c driving tooth, driven shaft 17 is parallel with output shaft 8 with gear shaft 4, and the both sides of driven shaft 17 are fixed in casing by bearing, are coordinated with it by bearing.Driven shaft 17 is also provided with b driven gear 18, b driven gear 18 to engage with a driven gear 11.
When a shift fork 5 drives a to move to left in conjunction with 6 teeth, when b shift fork 10 drives b to move to right in conjunction with tooth 9 time, when b shift fork 10 is toward moving right, b engages in conjunction with tooth 9 and a driven gear 11.A engages with reverse gear tooth 2 in conjunction with tooth 6, driving tooth drives reverse gear tooth 2 to rotate, reverse gear tooth 2 drives the gear shaft 4 be engaged with to rotate, power imports into from driving tooth, then reverse gear tooth 2 is driven to rotate, reverse gear tooth turns the gear shaft 4 that 2 drives are engaged with and rotates, the gear 7 of gear shaft 4 is made to drive the c driving tooth 16 be engaged with to rotate, c driving tooth 16 by transmission of power to driven shaft 17, driven shaft 17 drives b driven gear 18 to rotate, b driven gear 18 drives a driven gear 11 be engaged with, a driven gear 11 drive the b that is engaged with in conjunction with tooth 9 by transmission of power to output shaft 8, outside power is directly passed to by output shaft 8, outside being passed to.Now, the transmission of power of input shaft and output shaft is than by the gear of gear shaft and driving tooth, and the engagement ratio between b driven gear 18 and a driven gear 11 realizes speed change transmission.Realize the reverse gear function of input and output speed change.
When a shift fork 5 drives a to move to right in conjunction with tooth 6, when b shift fork 10 drives b to move to right in conjunction with tooth 9 time, realize the reverse gear function of input and output speed change.
Above-described embodiment is illustrative principle of the present utility model and effect thereof only, but not for limiting the utility model.Any person skilled in the art scholar all without prejudice under spirit of the present utility model and category, can modify above-described embodiment or changes.Therefore, such as have in art and usually know that the knowledgeable modifies or changes not departing from all equivalences completed under the spirit and technological thought that the utility model discloses, must be contained by claim of the present utility model.

Claims (4)

1. the reverse gear assembly with two stage speed change, it is characterized in that, comprise: comprise casing, reverse gear and forward gear is comprised in casing, reverse gear and forward gear are all arranged on gear shaft, reverse gear and forward gear all engage with driving gear, a shift fork is provided with between reverse gear and forward gear, a shift fork can be stirred a and engage with reverse gear or forward gear in conjunction with tooth, the gear end of gear shaft extends to the rightward space of casing through casing, right side is provided with output shaft, output shaft is provided with b in conjunction with tooth, b is moved left and right by the drive of b shift fork in conjunction with tooth, b in conjunction with tooth both sides respectively can with the gear of gear shaft, with a driven gear engagement on output shaft, a driven gear empty set is on output shaft, the gear of gear shaft also engages with c driving tooth, c driving tooth is arranged on driven shaft, driven shaft is parallel with output shaft with gear shaft, driven shaft is also provided with b driven gear, b driven gear engages with a driven gear.
2. the reverse gear assembly of band two stage speed change according to claim 1, is characterized in that, shift fork rounded end side is provided with fixed pin, and fixed pin is clamped by spring reset.
3. the reverse gear assembly of band two stage speed change according to claim 1, is characterized in that, output shaft is coordinated by two groups of deep groove ball bearings and oil sealing with casing outside extending to through casing.
4. the reverse gear assembly of band two stage speed change according to claim 1, is characterized in that, the both sides of driven shaft are fixed in casing by bearing.
CN201420742664.0U 2014-12-01 2014-12-01 A kind of reverse gear assembly with two stage speed change Expired - Fee Related CN204312629U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420742664.0U CN204312629U (en) 2014-12-01 2014-12-01 A kind of reverse gear assembly with two stage speed change

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420742664.0U CN204312629U (en) 2014-12-01 2014-12-01 A kind of reverse gear assembly with two stage speed change

Publications (1)

Publication Number Publication Date
CN204312629U true CN204312629U (en) 2015-05-06

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Family Applications (1)

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Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104455237A (en) * 2014-12-01 2015-03-25 重庆先友科技开发有限公司 Gear box assembly with two-stage speed change

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104455237A (en) * 2014-12-01 2015-03-25 重庆先友科技开发有限公司 Gear box assembly with two-stage speed change

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150506

Termination date: 20171201

CF01 Termination of patent right due to non-payment of annual fee