CN201651179U - Minibus gearbox - Google Patents

Minibus gearbox Download PDF

Info

Publication number
CN201651179U
CN201651179U CN2010201420464U CN201020142046U CN201651179U CN 201651179 U CN201651179 U CN 201651179U CN 2010201420464 U CN2010201420464 U CN 2010201420464U CN 201020142046 U CN201020142046 U CN 201020142046U CN 201651179 U CN201651179 U CN 201651179U
Authority
CN
China
Prior art keywords
gear
retaining
shaft
minibus
fork
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
CN2010201420464U
Other languages
Chinese (zh)
Inventor
吴伟
马卫东
彭玉兰
魏有全
高金宏
高向峰
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.)
Shandong Meng Wo speed changer Co., Ltd
Original Assignee
杨国栋
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 杨国栋 filed Critical 杨国栋
Priority to CN2010201420464U priority Critical patent/CN201651179U/en
Application granted granted Critical
Publication of CN201651179U publication Critical patent/CN201651179U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Abstract

The utility model discloses a minibus gearbox, which belongs to the field of transmissions and comprises a front casing, a rear casing, a first shaft, a second shaft and an intermediate shaft, wherein the second shaft and the intermediate shaft are arranged in the front casing and the rear casing; the second shaft is provided with a fifth gear, a reverse gear, a fifth reverse gear synchronizer assembly, a first gear, a second gear, a first and second gear synchronizer assembly, a third gear and a third and fourth synchronizer assembly; the intermediate shaft is provided with an intermediate shaft fifth gear, an intermediate shaft third gear and a constant-mesh gear; the second shaft is provided with a first and second gear fork shaft, a third and fourth gear fork shaft and a fifth and reverse gear fork shaft; and gear selecting and shifting mechanism assemblies are arranged above the first and second gear fork shaft, the third and fourth gear fork shaft and the fifth and reverse gear fork shaft in the vertical direction. Compared with the prior art, the minibus gearbox has the characteristics of reasonable design, easy processing, low noise, favorable gear-shifting performance, large bearing capacity, high safety and reliability and the like.

Description

A kind of minibus gearbox
Technical field
The utility model relates to the speed changer field, specifically a kind of minibus gearbox.
Background technique
Existing minibus gearbox input torque is less than normal, and shifting is dumb; The gearbox noise is big, and driving environment is bad.Not only the driver operation is required great effort very much, and has had a strong impact on the working life of gearbox, has increased user's maintenance, user cost greatly.
Summary of the invention
Technical assignment of the present utility model is at above deficiency, provide a kind of rational in infrastructure, the gearshift performance good, a kind of minibus gearbox that safety reliability is high.
The technological scheme that its technical problem that solves the utility model adopts is: this gearbox comprises front case, rear case, one, two and jack shaft, two and jack shaft are installed in front case and the rear case, five retaining gears, reverse gears, five reverse gear synchronizer assembly, first gear, second gear, two retaining synchronizer assemblies, three retaining gears and three or four retaining synchronizer assemblies are installed on two, countershaft fifth speed gear, jack shaft three retaining gears, commonly engaged gear are installed on the jack shaft; Two tops are equipped with one or two retaining fork shafts, three or four retaining fork shafts and five fork shaft that reverses gear; The reverse gear top Vertical direction of fork shaft of one or two retaining fork shafts, three or four retaining fork shafts and five is equipped with the gear shift mechanism assembly.
Described one or two retainings are equipped with one or two retaining shift forks and one or two retaining shifting blocks on the fork shafts, and three or four retaining shift forks and three or four retaining shifting blocks are installed on three or the four retaining fork shafts, and five reverse gear is equipped with five back forks and five shifting block that reverses gear on the fork shaft.
The top of described gear shift mechanism assembly is equipped with caging bolt one and caging bolt two, and a side of gear shift mechanism assembly is equipped with block selecting arm component, shifting support component, gear arm component, block selecting guide pin bushing, cover plate and dust-proof cover.
Described gear shift mechanism assembly is by split washer, block selecting pad, one or two retaining return springs, interlock board, gearshift shifting block, torsion spring seat,, reverse gear return spring and guide shaft of torsion spring, the lock, five that reverses gear constitute, the middle part of guide shaft is provided with interlock board and gearshift shifting block, one side of interlock board is provided with split washer, block selecting pad and one or two retaining return springs, and the opposite side of interlock board is provided with torsion spring seat, torsion spring, the lock and five that reverses gear reverses gear return spring.
Described jack shaft is a gear shaft, and meshes with idle pulley and bush Assembly.
A kind of minibus gearbox of the present utility model is compared with prior art, have reasonable in design, be easy to processing, noise is little, the gearshift performance is good, characteristics such as bearing capacity is big, safety reliability height.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further specified.
Accompanying drawing 1 is a kind of structural representation of minibus gearbox.
Accompanying drawing 2 is the side view of accompanying drawing 1.
Accompanying drawing 3 be in the accompanying drawing 1 B to structural representation.
Accompanying drawing 4 be in the accompanying drawing 2 D to structural representation.
Accompanying drawing 5 is the structural representation of gear shift mechanism assembly.
Among the figure: 1, one, 2, front case, 3, three or four retaining shift forks, 4, one or two retaining shift forks, 5, rear case, 6, five back forks, 7, reverse gear, 8, five retaining gears, 9, two, 10, jack shaft, 11, countershaft fifth speed gear, 12, the five synchronizer assemblies that reverse gear, 13, idle pulley and bush Assembly, 14, first gear, 15, one or two retaining synchronizer assemblies, 16, second gear, 17, jack shaft three retaining gears, 18, three retaining gears, 19, three or four retaining synchronizer assemblies, 20, commonly engaged gear, 21, block selecting arm component, 22, shifting support component, 23, the gear arm component, 24, the block selecting guide pin bushing, 25, one or two retaining fork shafts, 26, one or two retaining shifting blocks, 27, three or four retaining fork shafts, 28, three or four retaining shifting blocks, 29, caging bolt one, 30, five fork shafts that reverse gear, 31, five shifting blocks that reverse gear, 32, caging bolt two, 33, the gear shift mechanism assembly, 34, cover plate, 35, dust-proof cover, 33-1, split washer, 33-2, the block selecting pad, 33-3, one or two retaining return springs, 33-4, interlock board, 33-5, the gearshift shifting block, 33-6, the torsion spring seat, 33-7, torsion spring, 33-8, lock reverses gear, 33-9, five return springs that reverse gear, 33-10, guide shaft.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
A kind of minibus gearbox of the present utility model, its structure comprises front case 2, rear case 5, one 1, two 9 and jack shaft 10, two 9 and jack shaft 10 are installed in front case 2 and the rear case 5, and jack shaft 10 is a gear shaft, and with idle pulley and bush Assembly 13 engagements; Five retaining gears 8, reverse gears 7, five reverse gear synchronizer assembly 12, first gear 14, second gear 16,1 retaining synchronizer assemblies 15, three retaining gears 18 and three or four retaining synchronizer assemblies 19 are installed on two 9, countershaft fifth speed gear 11, jack shaft three retaining gears 17, commonly engaged gear 20 are installed on the jack shaft 10; Two 9 tops are equipped with one or two retaining fork shafts, 25,34 retaining fork shafts 27 and five fork shaft 30 that reverses gear; The reverse gear top Vertical direction of fork shaft 30 of one or two retaining fork shafts 25,34 retaining fork shafts 27 and five is equipped with gear shift mechanism assembly 33.
One or two retainings are equipped with on the fork shafts 25 and three or four retaining shift forks 3 and three or four retaining shifting blocks 28, five are installed on one or two retaining shift forks 4 and one or two retaining shifting blocks, 26, the three four retaining fork shafts 27 reverse gear five back forks 6 and five shifting block 31 that reverses gear is installed on the fork shaft 30.
The top of gear shift mechanism assembly 33 is equipped with caging bolt 1 and caging bolt 2 32, and a side of gear shift mechanism assembly 33 is equipped with block selecting arm component 21, shifting support component 22, gear arm component 23, block selecting guide pin bushing 24, cover plate 34 and dust-proof cover 35.
Gear shift mechanism assembly 33 is by split washer 33-1, block selecting pad 33-2, one or two retaining return spring 33-3, interlock board 33-4, gearshift shifting block 33-5, torsion spring seat 33-6, torsion spring 33-7, lock 33-8 reverses gear, five reverse gear return spring 33-9 and guide shaft 33-10 constitute, the middle part of guide shaft 33-10 is provided with interlock board 33-4 and gearshift shifting block 33-5, the side of interlock board 33-4 is provided with split washer 33-1, block selecting pad 33-2 and one or two retaining return spring 33-3, the opposite side of interlock board 33-4 is provided with torsion spring seat 33-6, torsion spring 33-7, lock 33-8 and the five return spring 33-9 that reverses gear reverses gear.
Transfer route is as follows:
One retaining: a 1-commonly engaged gear 20-jack shaft 10-first gear 14-one or two keeps off synchronizer assembly 15-two 9
Two retainings: a 1-commonly engaged gear 20-jack shaft 10-second gear 16-one or two keeps off synchronizer assembly 15-two 9
Three retainings: 1-commonly engaged gear 20-jack shaft 10-jack shaft three retaining gear 17-three retaining gear 18-three or four keep off synchronizer assembly 19-two 9
Four retainings: a 1-three or four keeps off synchronizer assembly 19-two 9
Five retainings: reverse gear two 9 of synchronizer assembly 12-of 1-commonly engaged gear 20-jack shaft 10-countershaft fifth speed gear 11-five retaining gear 8-five
Reverse gear: reverse gear two 9 of synchronizer assembly 12-of 1-commonly engaged gear 20-jack shaft 10-idle pulley and bush Assembly 13-reverse gear 7 five
A kind of its processing and fabricating of minibus gearbox of the present utility model is very simple and convenient, and processing and fabricating gets final product shown in the by specification accompanying drawing.The gear that uses in the gearbox adopts thin and tall tooth, effectively reduces noise.

Claims (5)

1. minibus gearbox, comprise front case, rear case, one, two and jack shaft, two and jack shaft are installed in front case and the rear case, it is characterized in that being equipped with on two five retaining gears, reverse gears, five reverse gear synchronizer assembly, first gear, second gear, one or two retaining synchronizer assemblies, three retaining gears and three or four retaining synchronizer assemblies, countershaft fifth speed gear, jack shaft three retaining gears, commonly engaged gear are installed on the jack shaft; Two tops are equipped with one or two retaining fork shafts, three or four retaining fork shafts and five fork shaft that reverses gear; The reverse gear top Vertical direction of fork shaft of one or two retaining fork shafts, three or four retaining fork shafts and five is equipped with the gear shift mechanism assembly.
2. minibus gearbox according to claim 1, it is characterized in that being equipped with on described one or the two retaining fork shafts one or two retaining shift forks and one or two retaining shifting blocks, three or four retainings are equipped with three or four retaining shift forks and three or four retaining shifting blocks on the fork shafts, and five reverse gear is equipped with five back forks and five shifting block that reverses gear on the fork shaft.
3. minibus gearbox according to claim 1, the top that it is characterized in that described gear shift mechanism assembly is equipped with caging bolt one and caging bolt two, and a side of gear shift mechanism assembly is equipped with block selecting arm component, shifting support component, gear arm component, block selecting guide pin bushing, cover plate and dust-proof cover.
4. minibus gearbox according to claim 1, it is characterized in that described gear shift mechanism assembly is by split washer, block selecting pad, one or two retaining return springs, interlock board, gearshift shifting block, torsion spring seat,, reverse gear return spring and guide shaft of torsion spring, the lock, five that reverses gear constitute, the middle part of guide shaft is provided with interlock board and gearshift shifting block, one side of interlock board is provided with split washer, block selecting pad and one or two retaining return springs, and the opposite side of interlock board is provided with torsion spring seat, torsion spring, the lock and five that reverses gear reverses gear return spring.
5. minibus gearbox according to claim 1 is characterized in that described jack shaft is a gear shaft, and meshes with idle pulley and bush Assembly.
CN2010201420464U 2010-03-26 2010-03-26 Minibus gearbox Expired - Fee Related CN201651179U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010201420464U CN201651179U (en) 2010-03-26 2010-03-26 Minibus gearbox

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010201420464U CN201651179U (en) 2010-03-26 2010-03-26 Minibus gearbox

Publications (1)

Publication Number Publication Date
CN201651179U true CN201651179U (en) 2010-11-24

Family

ID=43116415

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010201420464U Expired - Fee Related CN201651179U (en) 2010-03-26 2010-03-26 Minibus gearbox

Country Status (1)

Country Link
CN (1) CN201651179U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104019192A (en) * 2014-06-10 2014-09-03 山东雷沃桥箱有限公司 25 to 40-horsepower tractor synchronizer transmission device
CN106838142A (en) * 2017-03-22 2017-06-13 山东蒙沃变速器有限公司 A kind of multi-function variable-speed device with centre brake and power takeoff
CN106838145A (en) * 2017-03-22 2017-06-13 山东蒙沃变速器有限公司 A kind of low consumption noise reduction commercial car speed changer
CN106838144A (en) * 2017-03-21 2017-06-13 山东蒙沃变速器有限公司 A kind of automobile gearbox with automatic clutch

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104019192A (en) * 2014-06-10 2014-09-03 山东雷沃桥箱有限公司 25 to 40-horsepower tractor synchronizer transmission device
CN106838144A (en) * 2017-03-21 2017-06-13 山东蒙沃变速器有限公司 A kind of automobile gearbox with automatic clutch
CN106838142A (en) * 2017-03-22 2017-06-13 山东蒙沃变速器有限公司 A kind of multi-function variable-speed device with centre brake and power takeoff
CN106838145A (en) * 2017-03-22 2017-06-13 山东蒙沃变速器有限公司 A kind of low consumption noise reduction commercial car speed changer

Similar Documents

Publication Publication Date Title
CN201651179U (en) Minibus gearbox
CN201487145U (en) Automobile automatic transmission
CN101949431B (en) Rear drive gearbox of micro automobile
CN201714923U (en) Automobile transmission
CN200985988Y (en) Secondary box helical teeth double middle shafts automobile speed variator
CN202451703U (en) Micro passenger vehicle gearbox
CN201739491U (en) Automotive transmission with flexible gear selection and shift
CN203162008U (en) Six block transmission assembly for medium and light sized truck
CN201547191U (en) Light six-gear automobile gearbox
CN201227746Y (en) Frequency conversion spindle apparatus for lathe spindle
CN101644326A (en) Novel gear shifting device of mechanical speed changer
CN205806446U (en) A kind of manual car gearbox selector
CN2723773Y (en) Automobile gear box device
CN202646553U (en) Six-speed manual transmission
CN201714926U (en) Light automobile transmission with large bearing capacity
CN201636308U (en) Gear reversing and shifting device of six-gear manual transmission
CN202451719U (en) Mini-truck gearbox light, convenient and flexible to shift gear
CN204512374U (en) For the auxiliary transmission assembly of tricycle or four-wheel wagon
CN201027921Y (en) Speed transmission for cars
CN2895883Y (en) Multi-shift combined secondary-box three middle shaft automative speed variator
CN202971862U (en) Five-gear automobile gearbox upper cover assembly with vibration prevention device
CN201588924U (en) Overspeed sub-transmission assembly
CN201391598Y (en) Reserve gear locking mechanism for automotive transmission
CN201818742U (en) Manual cylindrical gearbox
CN204201034U (en) A kind of six novel gear triple axle saloon car transmission shifting operation mechanisms

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: SHANDONG LINYI LINGONG AUTOMOBILE AXLE AND GEARBOX

Free format text: FORMER OWNER: YANG GUODONG

Effective date: 20110130

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20110130

Address after: Linyi City, Shandong province 273300 revenue Pingyi County North First Avenue Shandong Linyi Lingong automobile axle box Co. Ltd.

Patentee after: Shandong Linyi Lingong Automobile Bridge Box Co., Ltd.

Address before: Linyi City, Shandong province 273300 revenue Pingyi County North First Avenue Shandong Linyi Lingong automobile axle box Co. Ltd.

Patentee before: Yang Guodong

C56 Change in the name or address of the patentee

Owner name: SHANDONG MENWO TRANSMISSION CO., LTD.

Free format text: FORMER NAME: SHANDONG LINYI LINGONG AUTOMOBILE AXLE AND GEARBOX CO., LTD.

CP03 Change of name, title or address

Address after: 273300, Shandong County, Linyi City, Pingyi Province North First Avenue

Patentee after: Shandong Meng Wo speed changer Co., Ltd

Address before: Linyi City, Shandong province 273300 revenue Pingyi County North First Avenue Shandong Linyi Lingong automobile axle box Co. Ltd.

Patentee before: Shandong Linyi Lingong Automobile Bridge Box Co., Ltd.

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

Granted publication date: 20101124

Termination date: 20160326