CN114483941A - Sliding sleeve stepping gear shifting control mechanism - Google Patents

Abstract

The utility model provides a sliding sleeve step-by-step operating mechanism that shifts, includes the gear shift pole, and the lower part one end of gear shift pole is provided with the fixed bolster, and gear shift pole lower part one end is connected with the fixed bolster normal running fit, and the other end of gear shift pole lower part is connected with the gear of shifting, and the upper portion meshing of gear of shifting has the rack of shifting, is connected with the metal head of acting as go-between of shifting on the rack of shifting. The invention has the beneficial effects that: according to the gear shifting panel with the effective stroke during gear shifting, the effective stroke depends on the transmission mechanism, under the linear stepping action formed by the driving gear rack mechanism, single-stay gear shifting can be realized to eliminate the safety influence of the problems of radial shaking of the gear shifting gears and unclear gear shifting separation under the traditional structure, the stay wire structure of the stay wire type gear shifting mechanism is simplified, and the effectiveness of gear shifting transmission is improved; the method is suitable for different ATVs, realizes the function of undifferentiated matching, has good use effect and is beneficial to popularization.

Description

Sliding stepper shift control mechanism

technical field

The invention relates to the technical field of motorcycles, in particular to a sliding sleeve stepping gear shifting control mechanism.

Background technique

At present, the shift control mechanism refers to the manual-operated shift mechanism in ATV (all-terrain vehicle, which is regarded as a T3b vehicle in Europe), through which it is used to control the transmission to perform high and low speed change and reverse gear change of the vehicle. , generally a shaft head connecting rod mechanical structure or a shift ring cable structure, installed on the frame between the human hand contact and the vehicle transmission. The disadvantage of the existing shaft head connecting rod mechanical structure or the shift ring cable structure is that: due to the limitation of its own structure without the support of the shift panel, the subjective feeling when shifting manually is that the shifting gear position is blurred, and the shifting gear is not. The separation is unclear and incomplete, and it is not known whether to engage the appropriate gear for driving, resulting in driving safety defects.

SUMMARY OF THE INVENTION

The present invention aims to solve the above-mentioned problems in the prior art, and provides a sliding-sleeve step-by-step shifting control mechanism, which can realize single-wire shifting to eliminate the radial sloshing of the shifting gear position under the traditional structure, and the shifting separation is unclear. The safety impact of similar problems is eliminated, and the cable structure of the cable-type shift mechanism is simplified, which improves the effectiveness of shifting transmission; it is suitable for different ATVs and realizes the indiscriminate matching function.

The technical solution adopted by the present invention to solve the technical problem: this sliding sleeve step-by-step shift control mechanism includes a shift lever, a fixed bracket is arranged on the lower end of the shift lever, and the lower end of the shift lever is connected with the fixed bracket in a rotatable manner, The other end of the lower part of the shift lever is connected with a shift gear, the upper part of the shift gear is meshed with a shift rack, the shift gear is meshed with the shift rack, the shift rack is located on one side of the shift lever, and the shift teeth A metal head of the shift cable is connected to the strip.

One side of the shift gear is provided with a main frame of the wheel sleeve, and the other side of the shift gear is provided with an auxiliary frame of the wheel sleeve. The frame is connected to the fixed bracket.

The main frame of the wheel sleeve is connected to the fixed bracket through a set of support shafts, a set of limit grooves are opened on the shift gear, the number of limit grooves is the same as that of the support shaft, and the support shaft is located in the limit groove.

The number of limit slots and fulcrums is three.

The upper part of the shift lever is provided with a shift panel.

A return spring is sleeved on one side of the shift gear at the lower part of the shift rod, and the return spring is located between the shift gear and the lower part of the shift rod.

The beneficial effects of the present invention are: the sliding sleeve step-by-step shifting control mechanism of the present invention has a reasonable structure, and when shifting gears, the shift panel is based on an effective stroke, and the effective stroke depends on the transmission mechanism. Under the action of linear stepping, single-wire shift can be realized to eliminate the radial sloshing of the gear shift under the traditional structure, and the safety impact of such problems as unclear shift separation, and the wire structure of the wire-pull shift mechanism can be simplified. , to improve the effectiveness of shifting transmission; it is suitable for different ATVs to achieve indiscriminate matching function, with good practical effect, and the structure is conducive to popularization and use.

Description of drawings

1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a wheel sleeve attachment frame according to an embodiment of the present invention.

Description of reference numerals: shift lever 1, fixed bracket 2, shift gear 3, shift rack 4, shift cable metal head 5, wheel sleeve main frame 6, wheel sleeve attachment frame 7, support shaft 8, limit Slot 9, shift panel 10, return spring 11.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings:

Referring to the accompanying drawings: the sliding sleeve step-by-step shift control mechanism in this embodiment includes a shift lever 1 , a fixed bracket 2 is provided on the lower end of the shift lever 1 , and the lower end of the shift lever 1 is connected with the fixed bracket 2 in a rotating fit. , the other end of the lower part of the shift lever 1 is connected with a shift gear 3, the upper part of the shift gear 3 is meshed with a shift rack 4, the shift gear 3 is meshed with the shift rack 4, and the shift rack 4 is located in the shift gear On one side of the rod 1, a metal head 5 of a shift cable is connected to the shift rack 4.

One side of the shift gear 3 is provided with a wheel sleeve main frame 6, and the other side of the shift gear 3 is provided with a wheel sleeve attachment frame 7. The wheel sleeve main frame 6 passes through the shift gear 3 and the wheel sleeve attachment frame 7, and is connected with the wheel sleeve attachment frame 7. The fixing bracket 2 is connected, and the wheel cover attachment 7 is connected with the fixing bracket 2 .

The wheel sleeve main frame 6 is connected to the fixed bracket 2 through a set of support shafts 8, and a set of limit grooves 9 are opened on the shift gear 3. The number of limit grooves 9 is the same as the number of the support shafts 8, and the support shaft 8 is located in the limit groove 9. Inside.

The number of the limiting grooves 9 and the supporting shafts 8 are both three.

An upper portion of the shift lever 1 is provided with a shift panel 10 .

The lower part of the shift lever 1 is located on the side of the shift gear 3 and is covered with a return spring 11 , and the return spring 11 is located between the shift gear 3 and the lower part of the shift lever 1 .

When working, the fixed bracket 2 is installed in the shifting mechanism, the lower part of the shift lever 1 is arranged in an inverted T shape, and one end is connected with the fixed bracket 2 in a rotatable manner, that is, it is inserted into the fixed bracket and can be rotated, and the other end is connected with the fixed bracket 2. The shift gear 3 is connected, the return spring 11 is sleeved on this end, and is limited by the vertical part of the lower part of the shift lever 1 with the shift gear 3. As shown in the figure, when shifting, the lower part of the shift lever 1 rotates , drive the shift gear 3 to rotate, then drive the shift rack 4 to move, and then drive the shift wire metal head 5 to shift. Linear step shifting effect, at this time, the shifting is stable and stable in the radial direction, ensuring that there will be no radial shaking during the shifting process, and the shifting separation is unclear, ensuring that the shifting process remains stable.

The characteristics of the embodiment of the present invention are: when shifting gears, the shift panel is based on the effective stroke, the effective stroke depends on the transmission mechanism, and under the linear stepping action formed by driving the rack and pinion mechanism, single-wire shifting can be realized to eliminate the need for Under the traditional structure, the gear shift position is radially swayed, and the shift separation is unclear. The safety impact of such problems, and the pull wire structure of the pull wire shift mechanism is simplified, and the effectiveness of the shift transmission is improved; it is suitable for different ATVs In addition, the indiscriminate matching function is realized, the practical effect is good, and the structure is conducive to popularization and use.

Although the present invention has been illustrated and described with reference to preferred embodiments, it will be understood by those of ordinary skill in the art that various changes in form and detail may be made within the scope of the claims.

Claims (6)

1. A sliding sleeve step-by-step shift control mechanism, characterized in that it comprises a shift lever (1), a lower end of the shift lever (1) is provided with a fixed bracket (2), and the shift lever ( 1) One end of the lower part is connected with the fixed bracket (2) in rotation and cooperation, the other end of the lower part of the shift lever (1) is connected with a shift gear (3), and the upper part of the shift gear (3) is engaged with shift teeth bar (4), the shift gear (3) meshes with the shift rack (4), the shift rack (4) is located on one side of the shift lever (1), and the shift rack ( 4) The metal head (5) of the shift cable is connected to it. 2. The sliding sleeve step-shifting operation mechanism according to claim 1, characterized in that: a wheel sleeve main frame (6) is provided on one side of the shifting gear (3), and the shifting gear (3) ) is provided with a wheel cover attachment frame (7), the wheel cover main frame (6) passes through the shift gear (3), the wheel cover attachment frame (7), and is connected with the fixed bracket (2), so The wheel cover attachment bracket (7) is connected with the fixing bracket (2). 3. The sliding sleeve stepping shift operating mechanism according to claim 2, characterized in that: the main frame of the wheel sleeve (6) is connected to the fixed bracket (2) through a set of support shafts (8), and the gear shifting The gear (3) is provided with a set of limit grooves (9), the number of the limit grooves (9) is the same as that of the support shafts (8), and the support shafts (8) are located in the limit grooves (9). 4 . The sliding sleeve step-by-step shifting operation mechanism according to claim 3 , wherein the number of the limiting grooves ( 9 ) and the supporting shafts ( 8 ) is three. 5 . 5. The sliding sleeve step-shifting operation mechanism according to claim 1, wherein a shift panel (10) is provided on the upper part of the shift lever (1). 6. The sliding sleeve step-shifting control mechanism according to claim 1, wherein a return spring (11) is sleeved on the side of the lower part of the shift lever (1) located on the shift gear (3), The return spring (11) is located between the shift gear (3) and the lower part of the shift lever (1).

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