CN205877157U - Two rod handling top cover assembly of heavy derailleur - Google Patents
Two rod handling top cover assembly of heavy derailleur Download PDFInfo
- Publication number
- CN205877157U CN205877157U CN201620738005.9U CN201620738005U CN205877157U CN 205877157 U CN205877157 U CN 205877157U CN 201620738005 U CN201620738005 U CN 201620738005U CN 205877157 U CN205877157 U CN 205877157U
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- top cover
- gear
- gear shift
- shifting block
- selector shaft
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Abstract
The utility model discloses a two rod handling top cover assembly of heavy derailleur belongs to heavy automobile parts manufacturing technical field, including top cap casing, selection shelves mechanism, shifter, plunger, plug screw, speed in reverse spring, end cover, neutral switch and pin, this top cover assembly realizes selecting the gear shift function through selection shelves mechanism and shifter, cancels selection shelves power back, and the gear shift shifting block is self return and location under return spring's spring force effect, the endwise slip of selector shaft is followed to the gear shift shifting block, spacing bolt realizes that the axial is spacing on the selector shaft, prevents the selector shaft axial float, be equipped with speed in reverse spring mechanism, feel for the driver provides, guarantee to select the speed in reverse position accurate, prevent mistake string speed in reverse, be equipped with the breather plug, realize derailleur internal and external pressure balance, be equipped with neutral switch, it is associative that the selector shaft passes through pin and neutral switch, and neutral switch is at lower axial stress along the pin of the effect of pin, improvement neutral switch's life, reduction top cover assembly's fault rate.
Description
Technical field
This utility model belongs to heavy-duty car parts manufacturing technology field, is specifically related to a kind of heavy-duty transmission double-rod behaviour
Vertical top cover assembly.
Background technology
At present, on field, domestic medium and heavy car market, common heavy-duty transmission is generally major-minor case modular design, and its speed change is changed
Gear mechanism is manually to handle, and realizes selecting gear-change operation by being arranged on the top cover above main tank.Neutral switch is arranged on variator
On main tank, structure is complex, needs to disassemble variator, inconvenient maintenance during neutral gear mechanisms fail.In use, drive
When the person of sailing selects reverse gear, feel is inconspicuous, hangs reverse gear the most by mistake.
Utility model content
The purpose of this utility model is: devises a kind of double-rod being applicable to heavy-duty transmission and handles top cover assembly, should
When assembly selects gear shift, gear is clear, gear selecting power is light, reverse gear feel is obvious, gear shift is flexible, simple in construction, reliability are high, and by sky
Gear switch and breather plug are arranged on top cover.
The technical solution of the utility model is achieved in that
A kind of heavy-duty transmission double-rod handles top cover assembly, including top cover housing 1, gear selection mechanism, shifter, reverse gear bullet
Spring mechanism, end cap 16, neutral switch 18 and pin 20；
The front of described top cover housing 1 is provided with shift selection shaft 5, and left side is provided with gear shift arm 3, and left back is provided with neutral gear
Switch 18, right is provided with end cap 16, and the top of top cover housing 1 is the reverse gear spring 15 and plunger 13 compressed by plug screw 14.
Described gear selection mechanism includes shift selection shaft 5 and gear selecting shifting block 6, and gear selecting shifting block 6 is arranged on shift selection shaft 5；
Described shifter includes selector shaft 2, gear shift arm 3, gear shift shifting block 4, high-grade return spring 7, low-grade return bullet
Spring 8, high-grade return spring catch 9, low-grade return spring catch 10, fixing bolt 19, O 11, caging bolt 12 and snap ring
21, wherein, gear shift shifting block 4 is arranged on selector shaft 2, and the side of gear shift shifting block 4 arranges high-grade return spring 7 and high-grade return bullet
Spring catch 9, opposite side is provided with low-grade return spring 8 and low-grade return spring catch 10.
Described reverse gear spring mechanism is arranged on above top cover housing 1, including plunger 13, plug screw 14 and reverse gear spring 15；
When selecting reverse gear, the ledge structure that gear shift shifting block 4 is provided above is by plunger 13 upwards jack-up, by plunger 13 above reverse gear spring 15
Spacing, reverse gear spring 15 compresses, and forms reverse gear feel power, provides feel for driver, it is ensured that selects reverse gear position accurate, prevents by mistake
Hang reverse gear.
Further, one end of described selector shaft 2 is connected with gear shift arm 3 by spline, and tight by fixing bolt 19
Gu；Sealed by O 11 between the other end of selector shaft 2 and top cover housing 1.
Further, in described top cover assembly, gear shift shifting block 4 is connected by spline with selector shaft 2, gear shift shifting block 4 edge
Sliding axially of selector shaft 3.
Further, in described top cover assembly, selector shaft 2 is provided with annular groove, realizes selector shaft by caging bolt
Axial limiting, prevents the axial float of selector shaft.
Further, in described top cover assembly, the right of top cover housing is additionally provided with breather plug 17, inside and outside existing variator
Pressure balance, prevents the pollutant such as water, dust, earth from entering variator simultaneously.
Further, in described top cover assembly, this top cover assembly also includes neutral switch, and selector shaft is provided with groove,
Being connected with neutral switch by the pin being arranged on housing, neutral switch is being axially subject to along pin under the effect of pin
Power, improves the service life of neutral switch.
Further, in described top cover assembly, the material of top cover housing be Cast aluminium alloy gold, ensure sufficient intensity and
Lightweight is realized while rigidity.
This top cover assembly, during gear selecting, shift selection shaft drives gear selecting shifting block to rotate, and gear selecting shifting block drives gear shift shifting block along selector shaft
Motion, gear shift shifting block promotes spring stop piece to make return spring compress simultaneously, and after cancelling gear selecting power, gear shift shifting block is at return spring
Self-return positioning under spring-force driven dual, it is achieved gear selecting return function and positioning function.
When gear selecting return function and positioning function embody for high-grade state, gear selecting shifting block drives gear shift shifting block along selector shaft
Spline to left movement, near gear shift shifting block side top grade return spring catch and the high-grade return spring catch near top cover housing
The high-grade return spring stress of extruding；During Low gear state, gear selecting shifting block drives gear shift shifting block spline along selector shaft to move right,
Near gear shift shifting block side low grade return spring catch and the low-grade return bullet of low-grade return spring catch extruding near top cover housing
Spring stress；After cancelling gear selecting power, gear shift shifting block is self-return under the spring-force driven dual of return spring, gear shift shifting block left side by
The spacing high-grade return spring catch of the snap ring that is fixed on selector shaft is spacing, and gear shift shifting block right side is by low-grade return spring gear
Sheet is spacing, it is achieved the positioning function of gear shift shifting block.
Good effect of the present utility model is provided with gear selecting returning device, and high and low shelves return structure is simple, and return is accurate,
There is self-return and positioning function；It is provided with reverse gear spring mechanism, provides feel for driver, it is ensured that select reverse gear position accurate,
Prevent from hanging reverse gear by mistake；Be provided with breather plug, and add neutral switch device, neutral switch under the effect of pin in the axial direction
Stress, improves the service life of neutral switch, reduces the fault rate of top cover assembly, makes whole system relatively reliable durable；
The material of top cover housing is Cast aluminium alloy gold, realizes lightweight while ensureing sufficient intensity and rigidity.
Accompanying drawing explanation
Fig. 1 is the structural representation that heavy-duty transmission double-rod of the present utility model handles top cover assembly；
Fig. 2 is the structural representation that heavy-duty transmission double-rod of the present utility model handles the shifter of top cover assembly；
Fig. 3 is the structural representation that heavy-duty transmission double-rod of the present utility model handles the gear selection mechanism of top cover assembly；
In figure: top cover housing 1, selector shaft 2, gear shift arm 3, gear shift shifting block 4, shift selection shaft 5, gear selecting shifting block 6, high-grade return bullet
Spring 7, low-grade return spring 8, high-grade return spring catch 9, low-grade return spring catch 10, O 11, caging bolt 12, post
Plug 13, plug screw 14, reverse gear spring 15, end cap 16, breather plug 17, neutral switch 18, fixing bolt 19, pin 20, snap ring 21.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is further described:
A kind of novel heavy duty variator double-rod is handled top cover assembly and is dialled by top cover housing 1, selector shaft 2, gear shift arm 3, gear shift
4, shift selection shaft 5, gear selecting shifting block 6, high-grade return spring 7, low-grade return spring 8, high-grade return spring catch 9, low-grade return
Spring stop piece 10, O 11, caging bolt 12, plunger 13, plug screw 14, reverse gear spring 15, end cap 16, breather plug 17, neutral gear are opened
Pass 18, fixing bolt 19, pin 20, snap ring 21 form.
As it is shown in figure 1, a kind of novel heavy duty variator double-rod handles top cover assembly front is provided with shift selection shaft 5, left side sets
Being equipped with gear shift arm 3, left back is provided with neutral switch 18, and right is provided with end cap 16 and breather plug 17.As in figure 2 it is shown, gear shift
Axle 2 is arranged in the axis hole at top cover housing 1 two ends, and selector shaft 2 left end is connected by spline gear shift arm 3, and by fixing spiral shell
Bolt 19 fastens.Sealed by O 11 on the left of selector shaft 2 and between top cover housing 1, be provided with caging bolt 12 and realize selector shaft 2
Axial limiting, gear shift shifting block 4 is connected with selector shaft 2 by spline, and can horizontally slip, and is provided with high-grade returning on the left of gear shift shifting block
Position spring 7, high-grade return spring about 7 two ends are provided with high-grade return spring catch 9, near the high-grade return of gear shift shifting block 4
On the right side of spring stop piece 9 spacing by the snap ring 21 being arranged on selector shaft 2, be provided with low-grade return spring 8 on the right side of gear shift shifting block 4,
Low-grade return spring about 8 two ends are provided with low-grade return spring catch 10, and top cover housing 1 is provided above plunger 13 and reverse gear
Spring 15 is also compressed by plug screw 14.As it is shown on figure 3, the gear selecting shifting block 6 in the gear selection mechanism of this top cover is arranged on shift selection shaft 5
On, gear selecting shifting block 6 bulb end gos deep in the notch of gear shift shifting block 4, the pin 20 at selector shaft 2 left back correspondence neutral switch 18
Locate fluted.
During gear selecting, this top cover realizes gear selecting function by the rotary motion of shift selection shaft 5, and gear selecting stroke is by the rotation of shift selection shaft 5
Gyration determines.When shift selection shaft 5 turns clockwise certain angle, shift selection shaft 5 drives gear selecting shifting block 6 to rotate, gear selecting shifting block 6 ball
Head end moves to left, and drives gear shift shifting block 4 to move to left, and compresses high-grade return spring 7, high-grade spring 7 by high-grade return spring catch 9
Compress variation is high-grade gear selecting stroke.Otherwise, when shift selection shaft 5 rotates to an angle counterclockwise, shift selection shaft 5 drives gear selecting to dial
6 rotate, and gear selecting shifting block 6 bulb end moves to right, and drive gear shift shifting block 4 to move to right, and compress low by low-grade return spring catch 10
Shelves return spring 8, low-grade amount of spring compression is low-grade gear selecting stroke.When selecting reverse gear, shift selection shaft 5 continues to rotate counterclockwise necessarily
During angle, shift selection shaft 5 drives gear selecting shifting block 6 to rotate, and continues the low-grade return spring of compression by low-grade return spring catch 10
8, meanwhile, such as Fig. 3, the boss of gear shift shifting block 4 left upper end is by plunger 13 jack-up, and compresses reverse gear spring 15, to increase
Add reverse gear feel.After cancelling gear selecting power, gear shift shifting block 4 left side is returned by the top grade that the snap ring 21 being fixed on selector shaft 2 is spacing
Position spring stop piece 9 is spacing, and gear shift shifting block 4 right side is spacing by low-grade return spring catch 10, it is achieved the location merit of gear shift shifting block 4
Energy.
During any gear gear shift, driver pulls gear shift arm 3 end by operating mechanism, drives selector shaft 2 to rotate, and makes
The gear shift shifting block 4 connected by spline is rotated, it is achieved gear shift function, and meanwhile, neutral switch 18 contact departs from selector shaft 2 left back
The pin 20 of groove, trigger neutral switch 18, interrupt neutral gear signal.When recovering neutral gear, gear shift arm 3 drives selector shaft 2 to revolve
Turning, and make the gear shift shifting block 4 connected by spline rotate return, meanwhile, the pin 20 at neutral switch 18 recovers to changing
The groove of shelves axle 2 correspondence, recovers neutral gear signal.
Claims (7)
1. a heavy-duty transmission double-rod handles top cover assembly, it is characterised in that this assembly includes top cover housing (1), gear selecting machine
Structure, shifter, reverse gear spring mechanism, end cap (16) and pin (20)；
The front of described top cover housing (1) is provided with shift selection shaft (5), and left side is provided with gear shift arm (3), and left back is provided with post
Pin (20), right is provided with end cap (16), and the top of top cover housing (1) is the reverse gear spring (15) and post compressed by plug screw (14)
Plug (13)；
Described gear selection mechanism includes shift selection shaft (5) and gear selecting shifting block (6), and gear selecting shifting block (6) is arranged on shift selection shaft (5)；
Described shifter includes that selector shaft (2), gear shift arm (3), gear shift shifting block (4), high-grade return spring (7), low grade are returned
Position spring (8), high-grade return spring catch (9), low-grade return spring catch (10), fixing bolt (19), O (11), limit
Position bolt (12) and snap ring (21), wherein, gear shift shifting block (4) and gear shift arm (3) are arranged on selector shaft (2), gear shift shifting block (4)
Side high-grade return spring (7) and high-grade return spring catch (9) are set, opposite side be provided with low-grade return spring (8) and
Low-grade return spring catch (10)；
Described reverse gear spring mechanism is arranged on top cover housing (1) top, including plunger (13), plug screw (14) and reverse gear spring
(15)。
2. a kind of heavy-duty transmission double-rod as claimed in claim 1 handles top cover assembly, it is characterised in that described selector shaft
(2) one end is connected with gear shift arm (3) by spline, and is fastened by fixing bolt (19)；The other end of selector shaft (2) and top
Sealed by O (11) between lid housing (1).
3. a kind of heavy-duty transmission double-rod as claimed in claim 1 handles top cover assembly, it is characterised in that described gear shift is dialled
Head (4) is connected by spline with selector shaft (2), gear shift shifting block (4) sliding axially along selector shaft (2).
4. a kind of heavy-duty transmission double-rod as claimed in claim 1 handles top cover assembly, it is characterised in that described selector shaft
(2) it is provided with annular groove.
5. a kind of heavy-duty transmission double-rod as claimed in claim 1 handles top cover assembly, it is characterised in that described top cover shell
The right of body is additionally provided with breather plug (17).
6. a kind of heavy-duty transmission double-rod as claimed in claim 1 handles top cover assembly, it is characterised in that this top cover assembly is also
Including neutral switch (18), selector shaft (2) is provided with groove, by the pin (20) being arranged on top cover housing and neutral switch
(18) it is connected.
7. a kind of heavy-duty transmission double-rod as claimed in claim 1 handles top cover assembly, it is characterised in that described top cover shell
The material of body is Cast aluminium alloy gold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620738005.9U CN205877157U (en) | 2016-07-13 | 2016-07-13 | Two rod handling top cover assembly of heavy derailleur |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620738005.9U CN205877157U (en) | 2016-07-13 | 2016-07-13 | Two rod handling top cover assembly of heavy derailleur |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205877157U true CN205877157U (en) | 2017-01-11 |
Family
ID=57694901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620738005.9U Active CN205877157U (en) | 2016-07-13 | 2016-07-13 | Two rod handling top cover assembly of heavy derailleur |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205877157U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107939965A (en) * | 2017-12-04 | 2018-04-20 | 陕西法士特齿轮有限责任公司 | A kind of air path controlling mechanism of list H structure gearbox |
| CN107975592A (en) * | 2017-12-11 | 2018-05-01 | 陕西法士特齿轮有限责任公司 | A kind of speed changer double rod manipulation device assembly |
| CN108443481A (en) * | 2018-03-30 | 2018-08-24 | 宝鸡法士特齿轮有限责任公司 | A kind of transmission control |
| CN108533729A (en) * | 2018-03-28 | 2018-09-14 | 宝鸡法士特齿轮有限责任公司 | A kind of speed-changer operation device |
| CN109869476A (en) * | 2019-01-31 | 2019-06-11 | 南京东睦粉末冶金有限公司 | Sintering soldering shift fixed block and its manufacturing method |
| CN112594384A (en) * | 2020-12-01 | 2021-04-02 | 安徽江淮汽车集团股份有限公司 | Derailleur reverse gear prevents mistake and hangs mechanism, derailleur and car |
-
2016
- 2016-07-13 CN CN201620738005.9U patent/CN205877157U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107939965A (en) * | 2017-12-04 | 2018-04-20 | 陕西法士特齿轮有限责任公司 | A kind of air path controlling mechanism of list H structure gearbox |
| CN107939965B (en) * | 2017-12-04 | 2023-08-08 | 陕西法士特齿轮有限责任公司 | Gas circuit control mechanism of single H structure gearbox |
| CN107975592A (en) * | 2017-12-11 | 2018-05-01 | 陕西法士特齿轮有限责任公司 | A kind of speed changer double rod manipulation device assembly |
| CN107975592B (en) * | 2017-12-11 | 2023-08-04 | 陕西法士特齿轮有限责任公司 | Transmission double-lever operating device assembly |
| CN108533729A (en) * | 2018-03-28 | 2018-09-14 | 宝鸡法士特齿轮有限责任公司 | A kind of speed-changer operation device |
| CN108533729B (en) * | 2018-03-28 | 2024-04-12 | 宝鸡法士特齿轮有限责任公司 | Transmission operating device |
| CN108443481A (en) * | 2018-03-30 | 2018-08-24 | 宝鸡法士特齿轮有限责任公司 | A kind of transmission control |
| CN109869476A (en) * | 2019-01-31 | 2019-06-11 | 南京东睦粉末冶金有限公司 | Sintering soldering shift fixed block and its manufacturing method |
| CN112594384A (en) * | 2020-12-01 | 2021-04-02 | 安徽江淮汽车集团股份有限公司 | Derailleur reverse gear prevents mistake and hangs mechanism, derailleur and car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |