CN203832258U - Structure for locking speed-variable operating rod at position and speed-variable operating system with same - Google Patents
Structure for locking speed-variable operating rod at position and speed-variable operating system with same Download PDFInfo
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- CN203832258U CN203832258U CN201420228894.5U CN201420228894U CN203832258U CN 203832258 U CN203832258 U CN 203832258U CN 201420228894 U CN201420228894 U CN 201420228894U CN 203832258 U CN203832258 U CN 203832258U
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- Prior art keywords
- gear
- joystick
- hand lever
- lever lock
- bit structure
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- Arrangement Or Mounting Of Control Devices For Change-Speed Gearing (AREA)
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Abstract
The utility model provides a structure for locking a speed-variable operating rod at a position and a speed-variable operating system with the structure. The structure for locking the speed-variable operating rod at a position comprises the operating rod and a limiting device, wherein one end of the operating rod is connected with a vehicle body through a spherical hinge and can rotate around the spherical hinge so as to move among multiple gear positions, the limiting device is arranged between the operating rod and the vehicle body, and the operating rod can be maintained at one gear position through elastic force by means of the limiting device. According to the structure for locking the speed-variable operating rod at a position, the operating rod can be locked at a position. When a vehicle needs to be put into a gear, a driver rotates the operating rod, the elastic force of the limiting device is overcome, so that the operating rod moves to enable the vehicle to be put into the gear; after the vehicle is put into the gear, the operating rod is elastically maintained to be located at the position allowing the vehicle to be in the selected gear. When the vehicle needs to be braked or needs to be speeded up when an emergency occurs, the situation that the position of the operating rod of a speed-variable operating mechanism is changed due to the inertia force generated by speed acceleration of the vehicle is avoided.
Description
Technical field
The utility model relates to automobile technical field, is specifically related to a kind of gear-change hand lever lock-bit structure and has its shift control system.
Background technology
Selector gear is for realizing the conversion (realizing gearshift function) of transmission ratio, to reach speed change and bending moment.
In prior art, conventionally adopt ball-and-spigot selector gear.Fig. 1 is the front elevational schematic of a kind of ball-and-spigot selector gear in prior art.Fig. 2 is the plan structure figure of the selector gear of ball-and-spigot shown in Fig. 1.As depicted in figs. 1 and 2, one end of joystick 1 is stretched in goal key seat 10, can freely rotate ball pin seat 10 is interior, thereby realize transmission gear, changes.
Adopt the selector gear of said structure, the revolute pair of joystick 1 in ball pin seat 10 is without constraint, and this selector gear is not with gear auto-lock function, when running into emergency brake of vehicle or anxious acceleration mode, force of inertia because of vehicle acceleration generation, may make the stick position of selector gear change, occur falling gear problem, and joystick when putting into gear without obvious feel.
Utility model content
The purpose of this utility model is to provide a kind of speed change self-locking device for transmission control, to solve the aforementioned problems in the prior.
For achieving the above object, the utility model provides a kind of gear-change hand lever lock-bit structure, described gear-change hand lever lock-bit structure comprises: joystick, and its one end is connected to vehicle body by ball pivot, and can rotate and move between a plurality of gear positions around described ball pivot; And inhibiting device, it is arranged between described joystick and described vehicle body, and with elastic force, described joystick is remained on in described a plurality of gear positions.
Preferably, described inhibiting device comprises locations and the springing being arranged on described joystick, and the locating part being fixedly installed with respect to described vehicle body, on described locating part with a plurality of position-limited troughs, wherein, described locations and springing rotate with described joystick, and described springing applies elastic force, and described joystick is remained in described position-limited trough.
Preferably, the corresponding described gear positions of each position-limited trough.
Preferably, described locations is ball or cylinder, and described position-limited trough is V-shaped groove.
Preferably, described ball or cylinder are can counterrotating mode being arranged on described joystick, and can along the sense of motion that is parallel to described joystick axis, move with respect to described joystick, described springing is holddown spring, and the direction of described holddown spring elastic force that described ball or cylinder are applied is parallel to described sense of motion.
Preferably, described locating part is quadrant, and its central axis is through the centre of sphere of described ball pivot.
Preferably, there is tooth top fillet at the tooth top place of the tooth of described quadrant, and the radius of described tooth top fillet is in the scope of 5 millimeters to 15 millimeters; There is tooth root filet at the tooth root place of the tooth of described quadrant, and the radius of described tooth root filet is in the scope of 3 millimeters to 10 millimeters.
Preferably, the maximum open size of described V-shaped groove is less than the diameter of described ball or cylinder.
Preferably, described gear-change hand lever lock-bit structure further comprises fixed support, and described fixed support and described quadrant are welded to connect, for described quadrant is fixedly attached to vehicle body.
The utility model also provides a kind of shift control system, and described shift control system comprises gear-change hand lever lock-bit structure as above.
Gear-change hand lever lock-bit structure of the present utility model can be used in lever locked position.When putting into gear, chaufeur rotates joystick, and the elastic force that overcomes inhibiting device makes control lever movement carry out engage a gear, after engage a gear completes, joystick is flexibly remained on to selected gear.When running into emergency brake of vehicle or anxious acceleration mode, the force of inertia because vehicle acceleration produces, can not make the stick position of selector gear change.
Accompanying drawing explanation
Fig. 1 is the front elevational schematic of a kind of ball-and-spigot selector gear in prior art.
Fig. 2 is according to the front elevational schematic of an embodiment gear-change hand lever lock-bit structure of the utility model.
Fig. 3 is the schematic top plan view of the lock-bit of gear-change hand lever shown in Fig. 2 structure.
Fig. 4 is the schematic diagram that quadrant and place kick structure are shown.
Fig. 5 is the schematic diagram that positioning cylinder and positioning plate structure are shown.
Reference numeral:
| 1 | Joystick | 8 | Slave arm |
| 2 | Holddown spring | 9 | The gearshift arm of force |
| 3 | Place kick | 10 | Ball pin seat |
| 4 | Quadrant | 11 | Positioning cylinder |
| 5 | Connecting bore | 12 | Positioning plate |
| 6 | Connect bearing | 13 | Position-limited trough |
| 7 | The block selecting arm of force | ? | ? |
The specific embodiment
For object, technical scheme and advantage that the utility model is implemented are clearer, below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is further described in more detail.In the accompanying drawings, same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Described embodiment is the utility model part embodiment, rather than whole embodiment.Below by the embodiment being described with reference to the drawings, be exemplary, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as the restriction to the utility model protection domain.
According to the gear-change hand lever lock-bit structure of a not shown embodiment of the utility model, comprise joystick and inhibiting device.With similar in prior art, one end of described joystick (normally lower end) is connected to vehicle body by ball pivot, and can rotate and move between a plurality of gear positions around described ball pivot.Described inhibiting device is arranged between described joystick and described vehicle body, and with elastic force, described joystick is remained on in described a plurality of gear positions.That is to say, described inhibiting device can remain on an arbitrary described gear positions by described joystick with elastic force.When putting into gear, chaufeur rotates joystick, and the elastic force that overcomes inhibiting device makes control lever movement and carries out engage a gear.After engage a gear completes, inhibiting device flexibly remains on selected gear by joystick.Thereby when running into emergency brake of vehicle or anxious acceleration mode, the force of inertia because vehicle acceleration produces, can not make the stick position of selector gear change.
It is pointed out that inhibiting device can adopt any suitable structure and structure, as long as can joystick be remained on to gear positions with elastic force, and can overcome described elastic force and shift gears by chaufeur when gearshift.For example, elastic force wherein can adopt stage clip, extension spring, elastic body etc. to realize.In one embodiment, at joystick, be socketed with the sleeve that an elastic body supports outward, described sleeve rotates along with the rotation of described joystick.Described inhibiting device comprises the locating part being fixedly installed in addition.On described locating part, with at least one positioning convex, when gearshift, described sleeve elastic deformation is crossed described positioning convex, and along with joystick enters another gear positions.After gearshift completes, described positioning convex and described sleeve Elastic Contact, stop the motion of described sleeve, and sleeve remained on to selected gear positions, advantageously, all has positioning convex in the both sides of sleeve, and contact with described sleeve.
Fig. 2 is according to the front elevational schematic of another embodiment gear-change hand lever lock-bit structure of the utility model.Fig. 3 is the schematic top plan view of the lock-bit of gear-change hand lever shown in Fig. 2 structure.
In the embodiment shown in Fig. 2 and Fig. 3, the lower end of joystick 1 is stretched in goal key seat, can in ball pin seat, freely rotate, thereby move between a plurality of gears, realizes transmission gear and changes.Connecting bearing 6 is whole gear-change hand lever lock-bit structure or the pedestal with its shift control system.Connect bearing 6 with connecting bore 5, and be fixed to vehicle body by the bolt through connecting bore 5.The quantity of connecting bore 5, size, shape and position can arrange as required.Four connecting bores are set conventionally and fix connection bearing 6.
Except comprising joystick 1, be arranged on the shift control system connecting on bearing 6 and also comprise: the block selecting arm of force 7, slave arm 8 and the gearshift arm of force 9.Joystick 1 is in transmission connection with the block selecting arm of force 7, slave arm 8 and the gearshift arm of force 9, and be in transmission connection with change speed gear box corresponding construction by the block selecting arm of force 7, the gearshift arm of force 9, thereby pass through the motion of joystick 1 between different gear positions, and realize the selection of change speed gear box converter speed ratio.
Described shift control system further comprises the inhibiting device being comprised of quadrant 4, place kick 3 and holddown spring 2.Quadrant 4 is fixedly installed on and connects on bearing 6, for example, is welded on and connects on bearing 6.At quadrant 4 with a plurality of position-limited troughs 13 (referring to Fig. 4).The specific implementation form of position-limited trough 13 is V-shaped groove, and the quantity of V-shaped groove is identical with the quantity of joystick gear positions, that is to say the corresponding joystick gear positions of each V-shaped groove.Place kick 3 and holddown spring 2 are arranged on joystick 1 in the mode can be movable relatively, and rotate around the rotation of ball pin seat with joystick 1.In addition, place kick 3 can be with respect to joystick 1 motion, and described sense of motion is parallel to the axis of joystick 1.2 pairs of place kick 3 of holddown spring apply an elastic force, and the direction of described elastic force is parallel to described sense of motion.Be understandable that, the quantity of position-limited trough 13 is not must be corresponding one by one with gear positions.For example, can only have three gear positions (marking the position of place kick 3 with solid line and dotted line) as shown in Figure 4, but five position-limited troughs are set.
When joystick 1 is in certain gear positions, place kick 3 is arranged in corresponding V-shaped groove on quadrant 4.The elastic force that 2 pairs of place kick 3 of holddown spring apply is pressed on place kick 3 in corresponding V-shaped groove.When running into emergency brake of vehicle or anxious acceleration mode, because of the force of inertia that vehicle acceleration produces, deficiency so that joystick 1 overcome the effect of the elastic force that 2 pairs of place kick 3 of holddown spring apply and believe that from described V-shaped groove deviates from.When gearshift, chaufeur swings joystick 1, now, overcomes described elastic force, makes place kick 3 cross the border of current V-shaped groove and enters adjacent V-shaped groove (corresponding another gear positions), thereby realizing the variation of the gear positions of joystick 1.Meanwhile, give operator the feel of significantly shifting gears---can clearly feel relative motion between place kick 3 and quadrant 4 (V-shaped groove).
Advantageously, place kick 3 is can counterrotating mode being arranged on joystick 1.That is to say, place kick 3 can be rolled on quadrant 4, with roll mode, from current V-shaped groove, moves to adjacent V-shaped groove.Resistance when this is conducive to reduce gearshift, reduces the wearing and tearing at place kick and V-shaped groove top.
Also advantageously, the central axis of quadrant 4 is through the center of ball pin seat (ball pivot).More advantageously, the central axis of described V-shaped groove also passes through the center of ball pin seat (ball pivot).Thereby quadrant 4 is symmetrical arranged with respect to ball pivot, it is constant that the distance at the end face of quadrant 4 and ball pivot center keeps, within the elastic force that 2 pairs of place kick 3 of holddown spring apply remains on a more balanced scope.
At a preferred embodiment, there is tooth top fillet at the tooth top place of the tooth of quadrant 4, and the radius of described tooth top fillet is in the scope of 5 millimeters to 15 millimeters.There is tooth root filet at the tooth root place of the tooth of quadrant 4, and the radius of described tooth root filet is in the scope of 3 millimeters to 10 millimeters.Concentrated the reducing of stress that this makes on V-shaped groove or quadrant, is conducive to extend the service life of quadrant 4.
More preferably, the maximum open size of V-shaped groove is less than the diameter of place kick 3.Thereby after place kick 3 diminishes because of wearing and tearing diameter, still can under the drive of joystick, from a V-shaped groove, easily move to another V-shaped groove.And, when causing steel ball size to dwindle due to wearing and tearing, also can guarantee good locking effect.
Fig. 5 is the schematic diagram that positioning cylinder and positioning plate structure are shown.Wherein, with positioning cylinder 11, replace Fig. 2 to the place kick 3 in embodiment illustrated in fig. 4, the quadrant 4 replacing above with positioning plate 12, the shape of position-limited trough 13, relative position etc. also change to some extent.This can realize the purpose of this utility model equally.
Gear-change hand lever lock-bit structure of the present utility model can be used in lever locked position.When putting into gear, chaufeur rotates joystick, and the elastic force that overcomes inhibiting device makes control lever movement carry out engage a gear, after engage a gear completes, joystick is flexibly remained on to selected gear.When running into emergency brake of vehicle or anxious acceleration mode, the force of inertia because vehicle acceleration produces, can not make the stick position of selector gear change.
Finally it is to be noted: above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit.Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (10)
1. a gear-change hand lever lock-bit structure, is characterized in that, comprising:
Joystick, its one end is connected to vehicle body by ball pivot, and can rotate and move between a plurality of gear positions around described ball pivot; And
Inhibiting device, it is arranged between described joystick and described vehicle body, and with elastic force, described joystick is remained on in described a plurality of gear positions.
2. gear-change hand lever lock-bit structure as claimed in claim 1, it is characterized in that, described inhibiting device comprises locations and the springing being arranged on described joystick, and the locating part being fixedly installed with respect to described vehicle body, on described locating part, with a plurality of position-limited troughs, wherein, described locations and springing rotate with described joystick, and described springing applies elastic force, described joystick is remained in described position-limited trough.
3. gear-change hand lever lock-bit structure as claimed in claim 2, is characterized in that, the corresponding described gear positions of each position-limited trough.
4. gear-change hand lever lock-bit structure as claimed in claim 2, is characterized in that, described locations is ball or cylinder, and described position-limited trough is V-shaped groove.
5. gear-change hand lever lock-bit structure as claimed in claim 4, it is characterized in that, described ball or cylinder are can counterrotating mode being arranged on described joystick, and can along the sense of motion that is parallel to described joystick axis, move with respect to described joystick, described springing is holddown spring, and the direction of described holddown spring elastic force that described ball or cylinder are applied is parallel to described sense of motion.
6. gear-change hand lever lock-bit structure as claimed in claim 4, is characterized in that, described locating part is quadrant, and its central axis is through the centre of sphere of described ball pivot.
7. gear-change hand lever lock-bit structure as claimed in claim 6, is characterized in that, there is tooth top fillet at the tooth top place of the tooth of described quadrant, and the radius of described tooth top fillet is in the scope of 5 millimeters to 15 millimeters; There is tooth root filet at the tooth root place of the tooth of described quadrant, and the radius of described tooth root filet is in the scope of 3 millimeters to 10 millimeters.
8. gear-change hand lever lock-bit structure as claimed in claim 5, is characterized in that, the maximum open size of described V-shaped groove is less than the diameter of described ball or cylinder.
9. gear-change hand lever lock-bit structure as claimed in claim 6, is characterized in that, further comprises fixed support, and described fixed support and described quadrant are welded to connect, for described quadrant is fixedly attached to vehicle body.
10. a shift control system, is characterized in that, comprises gear-change hand lever lock-bit structure as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420228894.5U CN203832258U (en) | 2014-05-06 | 2014-05-06 | Structure for locking speed-variable operating rod at position and speed-variable operating system with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420228894.5U CN203832258U (en) | 2014-05-06 | 2014-05-06 | Structure for locking speed-variable operating rod at position and speed-variable operating system with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203832258U true CN203832258U (en) | 2014-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420228894.5U Expired - Fee Related CN203832258U (en) | 2014-05-06 | 2014-05-06 | Structure for locking speed-variable operating rod at position and speed-variable operating system with same |
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| Country | Link |
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| CN (1) | CN203832258U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697753A (en) * | 2016-03-25 | 2016-06-22 | 重庆长安汽车股份有限公司 | Gear shifting structure |
-
2014
- 2014-05-06 CN CN201420228894.5U patent/CN203832258U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697753A (en) * | 2016-03-25 | 2016-06-22 | 重庆长安汽车股份有限公司 | Gear shifting structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20161018 Address after: 410129 Changsha County economic and Technological Development Zone, Changsha, Hunan, Changsha Patentee after: Changsha Foton Automobile Technology Co., Ltd. Address before: 102206 Changping District City, Shahe, Sha Yang Road, Beijing Patentee before: Beiqi Futian Automobile Co., Ltd. Patentee before: Changsha Foton Automobile Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 Termination date: 20180506 |
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| CF01 | Termination of patent right due to non-payment of annual fee |