CN212804185U - Gear shifting self-locking device of automobile transmission - Google Patents
Gear shifting self-locking device of automobile transmission Download PDFInfo
- Publication number
- CN212804185U CN212804185U CN202021763860.8U CN202021763860U CN212804185U CN 212804185 U CN212804185 U CN 212804185U CN 202021763860 U CN202021763860 U CN 202021763860U CN 212804185 U CN212804185 U CN 212804185U
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 58
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 20
- 239000010959 steel Substances 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 21
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000003754 machining Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a gear-shifting self-locking device of an automobile transmission, which relates to the technical field of automobile transmissions, and comprises a gear shaft and a transmission shaft, wherein a speed-changing deflector rod is arranged outside the gear shaft, a first transmission gear is arranged outside the gear shaft, a second transmission gear is arranged outside the transmission shaft, an installation shaft is arranged on one side of the gear shaft, a disc is arranged at the end part of the gear shaft, a fixed rod is arranged on one side of the disc, one end of the fixed rod is rotatably connected with the disc through a rotating shaft, the installation shaft is provided with an installation groove, and a steel ball is fixed at the top end of the spring. The service life of the self-locking device is prolonged.
Description
Technical Field
The utility model belongs to the technical field of the automotive transmission, concretely relates to automotive transmission self-lock device that shifts.
Background
The automobile transmission is a set of speed change devices for coordinating the rotating speed of an engine and the actual running speed of wheels, and is used for exerting the optimal performance of the engine, the speed change devices can be used for changing the speed of the wheels of the automobile during the running process of the automobile, different gear ratios are generated between an engine and wheels, a self-locking device is arranged on the automobile transmission and is mainly used for preventing the automobile transmission from being out of gear, the self-locking device improves the stability of the automobile transmission, but the prior self-locking device of the automobile transmission still has defects when in use, the self-locking device adopts a structure that a spring compresses a steel ball, and the spring needs to be fixed by a separate fixing piece, thereby increasing the weight of the automobile transmission and occupying the space of the fixing piece, and in the gear shifting process, the friction force between the gear shaft and the mounting shaft for mounting the self-locking device is large, so that the gear shifting lever is difficult to operate in the gear shifting process.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a self-lock device that shifts of automotive transmission to the spring that proposes in solving above-mentioned background art needs to be fixed with solitary mounting, has increased automotive transmission's weight, and frictional force is big between gear shaft and the installation axle that is used for installing self-lock device, leads to the hard problem of gear lever operation.
In order to achieve the above object, the utility model provides a following technical scheme: a gear-shifting self-locking device of an automobile transmission comprises a gear shaft and a transmission shaft, wherein a speed-changing deflector rod is arranged outside the gear shaft, a first transmission gear is arranged outside the gear shaft, a second transmission gear is arranged outside the transmission shaft,
one side of the gear shaft is provided with an installation shaft, the end part of the gear shaft is provided with a disc, one side of the disc is provided with a fixed rod, and one end of the fixed rod is rotatably connected with a circular plate through a rotating shaft;
the installation epaxial mounting groove of having seted up, and install the spring on the mounting groove, the top of spring is fixed with the steel ball.
Preferably, the inside of gear shaft has been seted up the spout, the one end of installation axle extends to in the spout, and installs the tip of axle and install the spheroid, install the epaxial one side position department that is close to the spheroid of installation and install the sliding ring.
Preferably, the diameter of the circular plate is larger than that of the steel ball, and the circular plate is made of metal.
Preferably, the mounting grooves are provided with five in total, and the five mounting grooves are distributed on the mounting shaft in a rectangular array.
Preferably, the cross section of the sliding groove is circular, and the ball body is connected with the sliding groove in a sliding mode.
Preferably, the end of the fixing rod is provided with an external thread, and the end of the fixing rod is screwed with the disc through the thread.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses a set up gear shaft and installation axle, auto-lock unit mount is at the gear shaft and install epaxial, need not be used for the mounting of fixed spring and steel ball at automotive transmission internally mounted, has saved the space, has lightened automotive transmission's weight simultaneously, has reduced the equipment degree of difficulty for self-lock device's equipment speed.
(2) The utility model discloses an at the tip installation spheroid of installation axle and sliding ring, the tip of installation axle can slide in the inside of gear shaft, has reduced the frictional force of installation axle outer wall with the gear shaft inner wall, has improved self-lock device's life, is convenient for more control the variable speed driving lever, and the operation of shifting is lighter.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the gear shaft and the mounting groove of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 1;
fig. 4 is a top view of the gear shaft of the present invention;
in the figure: 1-a gear shaft; 2-a first transmission gear; 3-a speed change deflector rod; 4-fixing the rod; 5, mounting a shaft; 6-disc; 7-a transmission shaft; 8-a second transmission gear; 9-a slip ring; 10-mounting grooves; 11-sphere; 12-a chute; 13-circular plate; 14-a spring; 15-steel ball.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides the following technical solutions: a gear-shifting self-locking device of an automobile transmission comprises a gear shaft 1 and a transmission shaft 7, wherein a speed-changing deflector rod 3 is installed outside the gear shaft 1, a first transmission gear 2 is installed outside the gear shaft 1, a second transmission gear 8 is installed outside the transmission shaft 7, a plurality of first transmission gears 2 are installed on the gear shaft 1, a plurality of second transmission gears 8 are installed on the transmission shaft 7, one first transmission gear 2 and one second transmission gear 8 form a transmission assembly, and the first transmission gear 2 on the gear shaft 1 is used for transmitting the power of a main transmission shaft on the automobile transmission to the second transmission gear 8 on the transmission shaft 7;
The mounting shaft 5 is provided with a mounting groove 10, the mounting groove 10 is provided with a spring 14, and the top end of the spring 14 is fixed with a steel ball 15.
Further, spout 12 has been seted up to the inside of gear shaft 1, and the one end of installation axle 5 extends to in the spout 12, and installs spheroid 11 at the tip of installation axle 5, installs on the installation axle 5 and is close to one side position department of spheroid 11 and installs sliding ring 9, and spheroid 11 and sliding ring 9 form for the metal preparation, and spheroid 11 and sliding ring 9 and installation axle 5 form through machine tool machining, stand wear and tear, and the in-process of shifting gears, spheroid 11 freely slides in spout 12.
Further, the diameter of the circular plate 13 is larger than that of the steel balls 15, and the circular plate 13 is made of metal.
Further, the mounting grooves 10 are provided with five mounting grooves 10, and the five mounting grooves 10 are distributed on the mounting shaft 5 in a rectangular array.
Further, the cross section of the sliding groove 12 is circular, and the ball 11 is connected with the sliding groove 12 in a sliding manner.
Furthermore, the end part of the fixed rod 4 is provided with an external thread, and the end part of the fixed rod 4 is screwed with the disc 6 through the thread.
The utility model discloses a theory of operation and use flow: when the gear shifting device is used, a user installs the gear shaft 1, the installation shaft 5 and the transmission shaft 7 in the automobile transmission, in the gear shifting process, the gear shifting deflector rod 3 is pulled by hand, the gear shifting deflector rod 3 drives the gear shaft 1 to move, the gear shaft 1 drives the fixing rod 4 to move, meanwhile, the ball body 11 and the sliding ring 9 at the end part of the installation shaft 5 slide on the sliding chute 12 in the gear shaft 1, the circular plate 13 rolls clockwise on the steel ball 15, meanwhile, the steel ball 15 is pressed downwards by the circular plate 13, the steel ball 15 presses the spring 14, the steel ball 15 is pressed into the installation groove 10, the first transmission gear 2 is meshed with the second transmission gear 8, at the moment, the circular plate 13 crosses the steel ball 15, the spring 14 rebounds the steel ball 15 to the original position, the circular plate 13 is locked by the steel ball 15, one-time gear shifting is completed, at the gear shaft 1 can, and passes over the steel ball 15 to complete the gear return.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A gear-shifting self-locking device of an automobile transmission comprises a gear shaft (1) and a transmission shaft (7), wherein a speed-changing deflector rod (3) is arranged outside the gear shaft (1), a first transmission gear (2) is arranged outside the gear shaft (1), a second transmission gear (8) is arranged outside the transmission shaft (7),
the method is characterized in that: a mounting shaft (5) is mounted on one side of the gear shaft (1), a disc (6) is mounted at the end of the gear shaft (1), a fixing rod (4) is mounted on one side of the disc (6), and a circular plate (13) is rotatably connected to one end of the fixing rod (4) through a rotating shaft;
the mounting shaft (5) is provided with a mounting groove (10), the mounting groove (10) is provided with a spring (14), and the top end of the spring (14) is fixed with a steel ball (15).
2. The gear-shifting self-locking device of the automobile transmission according to claim 1, characterized in that: the sliding groove (12) is formed in the gear shaft (1), one end of the mounting shaft (5) extends into the sliding groove (12), a ball body (11) is mounted at the end of the mounting shaft (5), and a sliding ring (9) is mounted at a position, close to one side of the ball body (11), on the mounting shaft (5).
3. The gear-shifting self-locking device of the automobile transmission according to claim 1, characterized in that: the diameter of the circular plate (13) is larger than that of the steel balls (15), and the circular plate (13) is made of metal.
4. The gear-shifting self-locking device of the automobile transmission according to claim 1, characterized in that: the mounting grooves (10) are provided with five mounting grooves, and the five mounting grooves (10) are distributed on the mounting shaft (5) in a rectangular array.
5. The gear-shifting self-locking device of the automobile transmission according to claim 2, characterized in that: the cross section of the sliding groove (12) is circular, and the ball body (11) is connected with the sliding groove (12) in a sliding mode.
6. The gear-shifting self-locking device of the automobile transmission according to claim 1, characterized in that: the end part of the fixed rod (4) is provided with an external thread, and the end part of the fixed rod (4) is screwed with the disc (6) through the thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021763860.8U CN212804185U (en) | 2020-08-21 | 2020-08-21 | Gear shifting self-locking device of automobile transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021763860.8U CN212804185U (en) | 2020-08-21 | 2020-08-21 | Gear shifting self-locking device of automobile transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212804185U true CN212804185U (en) | 2021-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021763860.8U Active CN212804185U (en) | 2020-08-21 | 2020-08-21 | Gear shifting self-locking device of automobile transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212804185U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115085460A (en) * | 2022-07-21 | 2022-09-20 | 宁波帕瓦莱斯智能科技有限公司 | Solar electric actuator with brake function |
-
2020
- 2020-08-21 CN CN202021763860.8U patent/CN212804185U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115085460A (en) * | 2022-07-21 | 2022-09-20 | 宁波帕瓦莱斯智能科技有限公司 | Solar electric actuator with brake function |
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