CN217130302U - Eight that take booster of shifting gears keep off control assembly for derailleur - Google Patents
Eight that take booster of shifting gears keep off control assembly for derailleur Download PDFInfo
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- CN217130302U CN217130302U CN202120884287.4U CN202120884287U CN217130302U CN 217130302 U CN217130302 U CN 217130302U CN 202120884287 U CN202120884287 U CN 202120884287U CN 217130302 U CN217130302 U CN 217130302U
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Abstract
The utility model provides an eight that take booster of shifting gears keep off derailleur with control assembly to solve current derailleur operating mechanism and have the selection resistance of shifting great, select to keep off the return relatively poor, operating mechanism structure is complicated when just matcing the booster, match poor technical problem. The gear shifting booster comprises an operating mechanism, a gear shifting booster and a connecting structure; the operating mechanism comprises an operating shell, a transverse gear shifting rod, a gear shifting sleeve and an end cover; the transverse gear shifting rod is axially connected with the gear shifting sleeve in a sliding manner; a linear bearing is arranged between the transverse gear shifting rod and the gear shifting sleeve, and a linear bearing is arranged between the transverse gear shifting rod and the end cover; the connecting structure comprises a gear shifting joint, a flange connecting disc and a booster connecting plate; a linear bearing is arranged between the gear shifting joint and the flange connecting disc; the flange connection plate is connected with the booster through the booster connection plate. The utility model discloses the selection that has effectively promoted derailleur operating mechanism travelling comfort of shifting.
Description
Technical Field
The utility model relates to a derailleur operating mechanism, concretely relates to eight of booster of shifting in area keep off derailleur with control assembly.
Background
The transmission product is frequently updated in the market of commercial vehicles, the operation and control requirements of users need to be continuously met, and the requirements of superior performance, simple structure, reliable quality and the like are always important indexes for measuring the design of the transmission. At present, with the continuous increase of the automobile holding capacity, the road traffic condition is worsened day by day, frequent gear shifting operation makes a driver easy to generate driving fatigue, and the labor intensity of the driver can be reduced by matching with the gear shifting booster. The gearbox control mechanism of the existing matching booster is complex in structure because of the gear shifting boosting function of the gear shifting booster, and when gear selection operation is carried out, friction resistance between internal parts of the control mechanism is large, so that the gear selection resistance of the control mechanism is large, and the gear selection return is poor.
Chinese patent publication No. CN110985648A discloses a transmission control assembly, which integrates a self-locking mechanism, a hand-feeling mechanism, a neutral switch and a reverse switch, and linear bearings are respectively disposed between a control housing and a transverse shift lever and between the transverse shift lever and a shift sleeve, so that the gear-selecting resistance of the control mechanism is reduced, and the gear-selecting smoothness is improved. Chinese patent publication No. CN203836173U discloses a double-rod operating mechanism with a shift booster transmission, wherein a hollow shift shaft is installed in a casing of the operating mechanism, a shift selecting transverse rod and a shift transverse rod are arranged in the hollow shift shaft, the shift transverse rod is fixedly connected with a shift head of an input shaft of the booster and an outer shift rocker arm, and a shift head of an output shaft of the booster is further fixed on the hollow shift shaft.
Disclosure of Invention
The utility model aims at solving current derailleur operating mechanism and having the selection to keep off the resistance great, select to keep off the return relatively poor, operating mechanism structure is complicated when just matcing the booster, matches poor technical problem, provides an eight that take booster of shifting gears and keeps off derailleur and use control assembly, can effectively promote the selection comfort level of shifting.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is:
the utility model provides a take booster of shifting eight keep off control assembly for derailleur which characterized in that: comprises an operating mechanism, a gear shifting booster 24 and a connecting structure for connecting the operating mechanism and the gear shifting booster 24;
the control mechanism comprises a control shell 5, a transverse gear shifting rod 11 arranged in the control shell 5, a gear shifting sleeve 7 sleeved at one end of the transverse gear shifting rod 11 and an end cover 14 sleeved at the other end of the transverse gear shifting rod 11; a linear bearing 20 is arranged between the transverse shift lever 11 and the shift sleeve 7; a linear bearing 20 is arranged between the transverse shift lever 11 and the end cover 14;
the transverse gear shifting rod 11 is axially connected with the gear shifting sleeve 7 in a sliding mode through a solid cylindrical pin 18;
the gear shifting booster 24 comprises a booster shifting block 1 and a booster shell 25;
the connecting structure comprises a gear shifting joint 2 coaxially arranged with the transverse gear shifting rod 11, a flange connecting plate 4 sleeved on the gear shifting joint 2 and a booster connecting plate 23;
a linear bearing 20 is arranged between the gear shifting joint 2 and the flange connecting disc 4, so that smooth axial gear selection and smooth radial rotation gear engagement can be guaranteed; one end of the gear shifting joint 2 extends into the gear shifting sleeve 7 and is fixedly connected with the gear shifting sleeve 7, and the other end of the gear shifting joint is connected with the booster shifting block 1;
the flange connecting disc 4 is fixedly connected with the control shell 5; flange connection plate 4 is fixedly connected with booster shell 25 through booster connecting plate 23.
Furthermore, the flange connection disc 4 is a rectangular flange disc, a secondary step hole 41 is arranged in the center of the flange connection disc, a through hole 43 is respectively arranged at the four corners of the flange connection disc, and three primary step holes 42 which are uniformly distributed on the circumference are arranged on the periphery of the secondary step hole 41; the two-stage stepped holes 41 are sleeved on the gear shifting joint 2, and the three one-stage stepped holes 42 are connected with the control shell 5 through screws; the through hole 43 is fixedly connected with the booster connecting plate 23 and the booster shell 25 through bolts; this mounting arrangement of flange connection plate 4 to booster connection plate 23 reduces the deformation of the actuating mechanism and gear shift booster 24.
Furthermore, a connecting hole 231 sleeved on the shift joint 2 and four mounting holes 232 arranged on the periphery of the connecting hole 231 and corresponding to the through holes 43 are arranged on the booster connecting plate 23.
Further, in order to realize non-follow-up operation of gear selection, one end of the solid cylindrical pin 18 is fixedly connected with the transverse shift lever 11, and the other end of the solid cylindrical pin is in clearance sliding connection with the long strip-shaped U-shaped groove on the inner wall of the shift sleeve 7, or the solid cylindrical pin 18 radially penetrates through the transverse shift lever 11, and two ends of the solid cylindrical pin are in clearance sliding connection with 2 long strip-shaped U-shaped grooves on the inner wall of the shift sleeve 7 respectively.
Furthermore, one end of the gear shifting joint 2 is fixedly connected with the gear shifting sleeve 7 through a solid cylindrical pin 18, and the other end of the gear shifting joint is connected with the booster shifting block 1 through an elastic cylindrical pin 3.
Further, the shift booster 24 is a pneumatic booster.
The utility model has the advantages that:
1) the utility model discloses eight that take booster of shifting gears keep off booster with control assembly matches the booster of shifting gears in operating mechanism one end, has reduced the selection when lightening the power of shifting gears and has kept off the resistance for derailleur operating mechanism selects to shift gears lightly, feels comfortable.
2) The utility model discloses with self-locking mechanism, select reverse gear mechanism, neutral gear and reverse gear switch integration in an organic whole, and realize under the state of unchangeable part that left side is controld and right side is controld and is exchanged, reduced the part kind, simple structure, commonality are strong, do benefit to the management, are favorable to derailleur selection and motorcycle type to match.
3) The utility model discloses utilize linear bearing to optimize the selection and keep off and feel, promote the smooth and easy sense of selection return to promote the selection and keep off comfort level; meanwhile, the linear bearing is utilized, so that the gear shifting friction force of the operating mechanism is reduced, and the labor intensity of a driver is further reduced.
4) The utility model discloses a set up solid cylindric lock and transversely run through horizontal gear level, and the tip of solid cylindric lock through shift sleeve inner wall the U-shaped groove with shift sleeve sliding connection, realize the non-servo function of booster when selecting to keep off, the convenient matching is used.
5) The utility model discloses a booster connecting plate realizes that operating mechanism is connected with the booster of shifting, adopts the booster connecting plate can make things convenient for operating mechanism to be connected with polytype booster of shifting.
Drawings
FIG. 1 is a schematic structural view of a left control assembly of the present invention;
FIG. 2 is a schematic structural view of a middle-right control assembly of the present invention;
FIG. 3 is a schematic structural view of the middle operating shell of the present invention;
FIG. 4 is a schematic view of the structure of the middle shift sleeve of the present invention;
FIG. 5 is a left (cross-sectional) view of FIG. 4;
FIG. 6 is a schematic structural view of a middle control block according to the present invention;
FIG. 7 is a left (cross-sectional) view of FIG. 6;
FIG. 8 is a schematic view of a flange connection plate structure of the present invention;
FIG. 9 is a left (cross-sectional) view of FIG. 8;
FIG. 10 is a schematic view of a connection plate of the booster according to the present invention;
fig. 11 is a partial view of the left steering assembly of the present invention (bottom view of the left end of fig. 1).
Description of reference numerals:
1-booster shifting block, 2-shifting joint, 3-elastic cylindrical pin, 4-flange connecting disc, 41-secondary step hole and 42-primary step hole; 43-through hole, 5-operation shell, 6-vent plug, 7-shift sleeve, 8-neutral switch, 9-integrated self-locking pin, 10-shift shifting block, 11-transverse shift lever, 12-reverse switch, 13-control block, 14-end cover, 15-blind hole dustproof cover plate, 16-elastic cylindrical pin, 17-integrated hand-feeling pin, 18-solid cylindrical pin, 19-integrated valve, 20-linear bearing, 21-screw plug, 22-sealing washer, 23-booster connecting plate, 231-connecting hole, 232-mounting hole, 24-gear-shifting booster and 25-booster shell.
Detailed Description
In order to more clearly illustrate the technical solution of the present invention, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model discloses eight that take booster of shifting gears keep off derailleur with control assembly design for single two pole operating mechanism, and left side is controld the assembly and is shown in figure 1, and right side is controld the assembly and is shown in figure 2. Comprising an operating mechanism, a gear shift booster 24, and a connection for connecting the operating mechanism to the gear shift booster 24.
The operating mechanism comprises a gear shifting joint 2, an elastic cylindrical pin 3, an operating shell 5, a vent plug 6, a gear shifting sleeve 7, a neutral gear switch 8, an integrated self-locking cylindrical pin 9, a gear shifting head 10, a transverse gear shifting rod 11, a reverse gear switch 12, a control block 13, an end cover 14, a blind hole dustproof cover plate 15, an elastic cylindrical pin 16, an integrated hand-feeling cylindrical pin 17, a solid cylindrical pin 18, an integrated valve 19, a linear bearing 20, a screw plug 21, a sealing washer 22 and a gear shifting booster 24, wherein A is the joint of an external gear shifting rocker arm. The structure of the manipulation case 5 is shown in fig. 3.
The connecting structure comprises a gear shifting joint 2, a flange connecting plate 4 and a booster connecting plate 23.
The gear shifting block 10 is in interference connection with the transverse gear shifting rod 11 through a solid cylindrical pin 18; the control block 13 is connected with the transverse shifting lever 11 in an interference mode through an elastic cylindrical pin 16; one end of the gear shifting joint 2 is connected with the booster shifting block 1 in an interference fit mode through an elastic cylindrical pin 3, and the other end of the gear shifting joint 2 is connected with the gear shifting sleeve 7 in an interference fit mode through a solid cylindrical pin 18; the transverse gear shifting rod 11 and the gear shifting sleeve 7 are in interference connection through a cylindrical hole at one end through a solid cylindrical pin 18, and are in sliding connection at the other end through a U-shaped groove gap. The structure of the gear shifting sleeve 7 is shown in fig. 4 and 5; the structure of the control block 13 is shown in fig. 6 and 7.
The neutral switch 8, the reverse switch 12, the integrated self-locking pin 9, the integrated hand-feeling pin 17 and the screw plug 21 are all in threaded connection with the control shell 5; the blind hole dustproof cover plate 15, the flange connection plate 4 and the booster connection plate 23 are connected with the control shell 5 through bolts.
And the gear shifting booster 24 is connected with the flange connecting plate 4 and the booster connecting plate 23 through bolts.
The three linear bearings 20 are respectively pressed into the matching holes of the flange connecting disc 4, the gear shifting sleeve 7, the end cover 14 and the control shell 5; the friction force is reduced by the rolling elements in the linear bearing 20, so that the smooth axial gear selection and the smooth radial rotation gear engagement can be ensured.
The flange connection disc 4 is of a rectangular flange disc structure as shown in fig. 8 and 9, a secondary step hole 41 is formed in the center of the flange connection disc 4, a through hole 43 is formed in each of the four corners of the flange connection disc, and three primary step holes 42 are uniformly distributed on the periphery of the secondary step hole 41; the second-stage stepped holes 41 are sleeved on the gear shifting joint 2, and the three first-stage stepped holes 42 are connected with the control shell 5 through screws; through hole 43 is fixedly connected with booster connecting plate 23 and booster shell 25 by bolts.
Fig. 11 is a partial view of the left actuating assembly, with flange interface plate 4 and booster interface plate 23 designed and arranged to reduce distortion of the actuating mechanism and gear booster 24.
The utility model discloses eight that take booster of shifting keep off derailleur and can realize following function with controlling the assembly:
left and right general structure: as shown in fig. 1 and 2, when the left operating mechanism and the right operating mechanism are replaced, the gear shifting booster 24, the gear shifting joint 2, the booster shifting block 1, the flange connecting disc 4, the booster connecting plate 23, the gear shifting sleeve 7, the transverse gear shifting rod 11, the linear bearing 20, the end cover 14, the blind hole dustproof cover plate 15 and the like are rotated by 180 degrees for replacement, the neutral switch 8 and the reverse switch 12 are replaced, and the integrated hand-feeling pin 17, the screw plug 21 and the sealing washer 22 are replaced. The installation positions of the vent plug 6, the integrated self-locking pin 9, the gear shifting block 10, the integrated valve 19 and the like are unchanged.
Gear selecting and shifting work: during gear selection, the gear shifting head 10 and the transverse gear shifting rod 11 move axially together, meanwhile, the ball retainer assembly of the linear bearing 20 is driven to move, and the inclined surface of the control block 13 generates gear selection hand feeling through the compression integrated hand feeling pin 17. During gear shifting, the gear shifting head 10 axially rotates together with the transverse gear shifting rod 11 and the gear shifting sleeve 7, the gear shifting head 10 compresses the integrated self-locking pin 9 to generate gear shifting hand feeling, and meanwhile, the gear shifting sleeve 7 compresses a switch contact to enable the neutral switch 8 to be normally closed to be normally open; when the reverse gear is engaged, the control block 13 compresses the switch contacts to change the reverse switch 12 from normally open to normally closed.
The gear shifting assisting function is as follows: outer rocking arm of shifting is connected to booster 24 of shifting through outer rocking arm junction A of shifting, during shifting, outer rocking arm of shifting is rotatory to drive 24 internals actions of booster of shifting, make 24 inside spools of booster of shifting open, booster cylinder one end begins to admit air, it makes booster dial 1 rotatory to promote the piston rod, booster dial 1 drives shift sleeve 7 rotatory, shift sleeve 7 drives horizontal gear level 11 rotatory, final horizontal gear level 11 drives shift dial 10 and rotates the boosting function of shifting together.
The comfort level of the gear selecting return is improved smoothly: three linear bearings 20 are respectively pressed into matching holes of the flange connection plate 4, the gear shifting sleeve 7, the end cover 14 and the control shell 5, friction force generated by axial motion between the transverse gear shifting rod 11 and the gear shifting sleeve 7 and between the gear shifting joint 2 and the gear shifting sleeve 7 is reduced to be minimum (no linear bearing is sliding friction, rolling friction of a rolling body is generated after the linear bearing is used) through the linear bearings 20, relative sliding friction motion between metal and metal in a gear selecting process is changed into relative rolling friction motion between the metal and the rolling body of the linear bearing, gear selecting resistance and return resistance of a gearbox control mechanism can be obviously reduced, and gear selecting return smooth comfort of the control mechanism is improved.
Gear selection non-follow-up work: during gear selection, the gear shifting head 10 and the transverse gear shifting rod 11 move axially together, one end of the transverse gear shifting rod 11 and the gear shifting sleeve 7 are in interference connection through the solid cylindrical pin 18, the other end of the transverse gear shifting rod is in sliding connection through the U-shaped groove gap, and therefore when gear selection is conducted, the transverse gear shifting rod 11 cannot drive the gear shifting joint 2 to move axially together, the connecting position A of the outer gear shifting rocker arm is kept to be axially fixed, namely the outer gear shifting rocker arm is kept to be axially fixed, and non-follow-up gear selection is achieved.
The above description is only for the preferred embodiment of the present invention, and not for the limitation of the technical solution of the present invention, and any known deformation made by those skilled in the art on the basis of the main technical concept of the present invention belongs to the technical scope to be protected by the present invention.
Claims (6)
1. The utility model provides a eight that take booster of shifting gears keep off derailleur with controlling assembly which characterized in that: comprises an operating mechanism, a gear shifting booster (24) and a connecting structure for connecting the operating mechanism and the gear shifting booster (24);
the operating mechanism comprises an operating shell (5), a transverse gear shifting rod (11) arranged in the operating shell (5), a gear shifting sleeve (7) sleeved at one end of the transverse gear shifting rod (11), and an end cover (14) sleeved at the other end of the transverse gear shifting rod (11); a linear bearing (20) is arranged between the transverse gear shifting rod (11) and the gear shifting sleeve (7); a linear bearing (20) is arranged between the transverse shift lever (11) and the end cover (14);
the transverse gear shifting rod (11) is axially connected with the gear shifting sleeve (7) in a sliding manner through a solid cylindrical pin (18);
the gear shifting booster (24) comprises a booster shifting block (1) and a booster shell (25);
the connecting structure comprises a gear shifting joint (2) coaxially arranged with the transverse gear shifting rod (11), a flange connecting plate (4) sleeved on the gear shifting joint (2) and a booster connecting plate (23);
a linear bearing (20) is arranged between the gear shifting joint (2) and the flange connecting disc (4); one end of the gear shifting joint (2) extends into the gear shifting sleeve (7) and is fixedly connected with the gear shifting sleeve (7), and the other end of the gear shifting joint is connected with the shifting block (1) of the booster;
the flange connecting disc (4) is fixedly connected with the control shell (5); the flange connection plate (4) is fixedly connected with the booster shell (25) through the booster connection plate (23).
2. The operating assembly with the gear shifting booster for the eight-gear transmission is characterized in that: the flange connecting disc (4) is a rectangular flange disc, a secondary step hole (41) is arranged in the center of the flange connecting disc, a through hole (43) is arranged at each of the four corners of the flange connecting disc, and three primary step holes (42) which are uniformly distributed on the circumference are arranged on the periphery of the secondary step hole (41);
the two-stage step holes (41) are sleeved on the gear shifting joint (2), and the three first-stage step holes (42) are connected with the control shell (5) through screws; the through hole (43) is fixedly connected with the booster connecting plate (23) and the booster shell (25) through bolts.
3. The operating assembly with the gear shifting booster for the eight-gear transmission is characterized in that: be provided with connecting hole (231) of suit on shift joint (2), set up on booster connecting plate (23) in connecting hole (231) periphery and with through-hole (43) position corresponding four mounting holes (232).
4. The operating assembly for an eight-speed transmission with a gear shift booster according to claim 1, 2 or 3, characterized in that: one end of the solid cylindrical pin (18) is fixedly connected with the transverse shift lever (11), the other end of the solid cylindrical pin is in clearance sliding connection with the long-strip-shaped U-shaped groove in the inner wall of the shift sleeve (7), or the solid cylindrical pin (18) radially penetrates through the transverse shift lever (11), and the two ends of the solid cylindrical pin are in clearance sliding connection with the 2 long-strip-shaped U-shaped grooves in the inner wall of the shift sleeve (7) respectively.
5. The eight-gear transmission operating assembly with the gear shifting booster according to claim 4, wherein: one end of the gear shifting joint (2) is fixedly connected with the gear shifting sleeve (7) through a solid cylindrical pin (18), and the other end of the gear shifting joint is connected with the booster shifting block (1) through an elastic cylindrical pin (3).
6. The operating assembly with the gear shifting booster for the eight-gear transmission is characterized in that: the gear shifting booster (24) is a pneumatic booster.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120884287.4U CN217130302U (en) | 2021-04-27 | 2021-04-27 | Eight that take booster of shifting gears keep off control assembly for derailleur |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120884287.4U CN217130302U (en) | 2021-04-27 | 2021-04-27 | Eight that take booster of shifting gears keep off control assembly for derailleur |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217130302U true CN217130302U (en) | 2022-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120884287.4U Active CN217130302U (en) | 2021-04-27 | 2021-04-27 | Eight that take booster of shifting gears keep off control assembly for derailleur |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217130302U (en) |
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2021
- 2021-04-27 CN CN202120884287.4U patent/CN217130302U/en active Active
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