CN103480129A - Front wheel fine adjustment mechanism - Google Patents
Front wheel fine adjustment mechanism Download PDFInfo
- Publication number
- CN103480129A CN103480129A CN201310356455.2A CN201310356455A CN103480129A CN 103480129 A CN103480129 A CN 103480129A CN 201310356455 A CN201310356455 A CN 201310356455A CN 103480129 A CN103480129 A CN 103480129A
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- CN
- China
- Prior art keywords
- support arm
- wheel
- screw rod
- adjustment screw
- wheel shaft
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Abstract
The invention discloses a front wheel fine adjustment mechanism. The front wheel fine adjustment mechanism is mounted on a fork frame to adjust a wheel axle of a front wheel, the fork frame is provided with a first support arm and a second support arm, the front wheel fine adjustment mechanism comprises an adjusting screw rod and a limit part, one end of the wheel axle is hinged to the second support arm, the setting direction of a pivot shaft is vertical to a central shaft of the wheel axle, a sliding chute facing to the second support arm is formed in the first support arm, the other end of the wheel axle is arranged in the sliding chute in a sliding manner, a gap is respectively formed between the wheel axle and the front side wall of the sliding chute, and between the wheel axle and the rear side wall of the sliding chute, a screw hole is formed in the side surface of the other end of the wheel axle, the screw hole is perpendicular to the pivot shaft and the central shaft of the wheel axle, the adjusting screw rod is in threaded connection with the screw hole, the two ends of the adjusting screw rod are extended out of the screw hole and rotationally arranged on the first support arm, one end of the adjusting screw rod forms an adjusting part, the limit part is in threaded connection with the other end of the adjusting screw rod and supported on the first support arm to enable the adjusting screw rod to move along the central shaft direction of the screw hole in a limiting manner. The front wheel fine adjustment mechanism is simple in structure and lower in cost.
Description
Technical field
The present invention relates to the golf cart technical field, relate in particular to a kind of front-wheel micro-adjusting mechanism of golf cart.
Background technology
Golf cart in using at present adopts the Three-wheel type structure more, the golf cart of this structure has a front-wheel and two trailing wheels, its front-wheel generally is installed on the vehicle frame of golf cart by a wheel shaft and a crotch, concrete, be that front-wheel is sheathed on wheel shaft, and the two ends of wheel shaft be individually fixed in to the end of two support arms of crotch.In actual use, because the place of golf course is not smooth, but there is more height fluctuations, therefore after long-time the use, deflection to a certain degree can occur in the wheel shaft of front-wheel, thereby cause front-wheel crooked and can not be towards the dead ahead straight ahead, this can bring great inconvenience to the user.Therefore, the guiding mechanism that the front-wheel wheel shaft of golf cart and crotch have occurred being arranged at and front axle is adjusted.
As shown in Figure 1, existing front-wheel guiding mechanism include be opened in crotch 1 ' two support arms chute 10 ' and be arranged at the slide block 11 of chute 10 ' interior ', front-wheel wheel shaft 2 ' two ends be individually fixed in two slide blocks 11 ' and offer screw 20 ', a screw rod 3 ' threaded one end be connected in screw 20 ' interior and the other end and pass slide block 11 ' and be threadedly connected to support arm.By rotary screw 3 ', just can be with movable slider 11 ' in chute 10 ' interior slip, thus make with the wheel shaft 2 of slide block 11 ' fixing ' end swing, reach the purpose of adjusting wheel shaft 2 ' angle.Then, present this guiding mechanism, its structure is comparatively complicated, and, due to slide block 11 ' be restricted in chute 10 ' interior glide direction, must this guiding mechanism all be set at two support arms, has increased the production cost of golf cart.
Therefore, being necessary to provide a kind of can be finely tuned the front-wheel of golf cart, and guiding mechanism simple in structure.
Summary of the invention
The object of the present invention is to provide a kind of can the fine setting the front-wheel of golf cart, and guiding mechanism simple in structure.
To achieve these goals, the invention provides a kind of front-wheel micro-adjusting mechanism, being installed on crotch is adjusted with the wheel shaft to front-wheel, described crotch has the first support arm and the second support arm, described front-wheel micro-adjusting mechanism comprises an adjustment screw rod and a locating part, one end of described wheel shaft is articulated in the setting party of described the second support arm and drive-connecting shaft to the central shaft perpendicular to described wheel shaft, described the first support arm offers the chute towards described the second support arm, the other end of described wheel shaft be placed in slidably in described chute and wheel shaft and chute before, there is gap between rear wall, the side opening of the other end of described wheel shaft is provided with a screw, described screw is perpendicular to the central shaft of described drive-connecting shaft and described wheel shaft, described adjustment screw flight is connected in described screw and two ends pass described screw and are arranged at rotationally described the first support arm, one end of described adjustment screw rod forms adjustment part, described locating part is threadedly connected to the other end of described adjustment screw rod and is resisted against described the first support arm and moves along the central axis direction of described screw to limit described adjustment screw rod.
Because the present invention is articulated in described the second support arm by an end of described wheel shaft, and offer a screw at the other end of described wheel shaft, described adjustment screw flight is connected in to described screw and is arranged at rotationally described the first support arm, and described locating part is arranged between described adjustment screw rod and described the first support arm, therefore, when described wheel shaft deflection occurs due to long-term use, order about described adjustment bolt rotary by described adjustment part, due to the restriction that is subject to described locating part, described adjustment screw rod can't slide along the central axis direction of described screw, and can only rotate and drive by being threaded the other end swing of the wheel shaft be articulated in described the second support arm, thereby reach regulating wheel shaft angle degree so that golf cart can keep the purpose of straight ahead, simultaneously, compared with prior art, also omitted the slide block arranged in the prior art, only by described wheel shaft, with described adjustment screw flight, be connected and just can realize adjusting, simple in structure.
Preferably, described the first support arm offers the first accommodating cavity, and described locating part is arranged in described the first accommodating cavity.The offering of described the first accommodating cavity is beneficial to described wheel shaft and coordinates with the installation of described the first support arm, and the other end of described wheel shaft can be placed in described the first accommodating cavity, makes structure compacter.
Particularly, described the first support arm has the first fixture be installed in described the first accommodating cavity, and described chute is arranged on described the first fixture, and described the first fixture offers the through hole passed for described adjustment screw rod.After described wheel shaft can be arranged at described the first fixture, again described the first fixture is fit into to described the first accommodating cavity slidably, finally fixed, described the first fixture to be arranged so that described wheel shaft coordinates with the installation of described the first support arm more convenient.
Preferably, described the second support arm offers the link slot towards described the first support arm, and an end of described wheel shaft is placed in described link slot.The offering of described link slot is beneficial to described wheel shaft and coordinates with the installation of described the second support arm, and an end of described wheel shaft can be placed in described link slot, makes structure compacter.
Particularly, described the second support arm offers the second accommodating cavity, in described the second accommodating cavity, the second fixture is installed, and described link slot is arranged on described the second fixture.After described wheel shaft can be arranged at described the second fixture, again described the second fixture is fit into to described the second accommodating cavity slidably, finally fixed, described the second fixture to be arranged so that described wheel shaft coordinates with the installation of described the second support arm more convenient.
More specifically, described the second fixture is provided with the first holding section, and described the second support arm has the second holding section fastened with described the first holding section.By described the first holding section and the second holding section are set, when the assembling front-wheel, first wheel shaft is articulated in the second fixture, again the second fixture is slipped in described the second accommodating cavity from described the second support arm front end, and the location that described the first holding section engages to realize described the second fixture mutually with the second holding section, without relying on other means to fix, make installation process Simple fast more.
Preferably, described locating part comprises a fastening nut, and described fastening nut is threadedly connected to described adjustment screw rod and is resisted against described the first support arm.Described fastening nut and described adjustment screw flight connect to follow described adjustment screw rod and synchronize and rotate, it is resisted against to described the first support arm and can makes described adjustment screw rod slide on the length direction of described the first support arm, can not come off and guarantee to drive by being threaded described wheel shaft because of rotation.
Particularly, described locating part also comprises a nylon nut, described nylon nut be threadedly connected to described adjustment screw rod and be arranged at described fastening nut and described the first support arm between.Described nylon nut improves the snap-in force of described locating part and described adjustment screw rod by increasing with the area that coordinates of described adjustment screw rod, and is arranged between described fastening nut and described the first support arm and plays the effect of reduction hard grind damage.
More specifically, described locating part also comprises a spring pad, described spring pad be sheathed on described adjustment screw rod and be arranged at described nylon nut and described the first support arm between.Described spring pad plays cushioning effect when the unexpected deflection of described wheel shaft.
Further, described locating part also comprises a plain cushion, described plain cushion be sheathed on described adjustment screw rod and be arranged at described spring pad and described the first support arm between.
The accompanying drawing explanation
Fig. 1 is the structural representation of existing front-wheel guiding mechanism.
Fig. 2 is the stereogram of crotch and front-wheel.
Fig. 3 is the exploded view of front-wheel micro-adjusting mechanism of the present invention and crotch.
Fig. 4 is the cutaway view of front-wheel micro-adjusting mechanism of the present invention and crotch.
Fig. 5 is the enlarged drawing at A place in Fig. 4.
The specific embodiment
Below in conjunction with the Figure of description provided, preferred embodiment of the present invention is made to description.
As Fig. 2, shown in Fig. 3, front-wheel micro-adjusting mechanism 1 of the present invention is installed on crotch 2 and is adjusted with the wheel shaft 4 to front-wheel 3, described crotch 2 has the first support arm 21 and the second support arm 22, described front-wheel micro-adjusting mechanism 1 comprises an adjustment screw rod 10 and a locating part 11, one end of described wheel shaft 4 is articulated in the setting party of described the second support arm 22 and drive-connecting shaft to the central shaft perpendicular to described wheel shaft 4, described the first support arm 21 offers the chute 211a towards described the second support arm 22, the other end of described wheel shaft 4 be arranged at slidably in described chute 211a and wheel shaft 4 and chute 211a before, there is gap between rear wall, the side opening of the other end of described wheel shaft 4 is provided with a screw 40, described screw 40 is perpendicular to the central shaft of described drive-connecting shaft and described wheel shaft 4, described adjustment screw rod 10 is threadedly connected to described screw 40 and two ends pass described screw 40 and are arranged at rotationally described the first support arm 21, one end of described adjustment screw rod 10 forms adjustment part 101, described locating part 11 is threadedly connected to the other end of described adjustment screw rod 10 and is resisted against described the first support arm 21 and moves along the central axis direction of described screw 40 to limit described adjustment screw rod 10.
With reference to Fig. 3, described the first support arm 21 offers the first accommodating cavity 210 towards described the second support arm 22, in described the first accommodating cavity 210, one first fixture 211 is installed, described chute 211a is arranged on described the first fixture 211, described the first fixture 211 offers the through hole 211b that runs through described the first fixture 211 and pass for described adjustment screw rod 10 along the central axis direction of described screw 40, described adjustment screw rod 10 is realized and being rotatably connected of described the first support arm 21 by being arranged in described through hole 211b.The place ahead of described the first accommodating cavity 210 is provided with opening, described wheel shaft 4 can first be arranged at described the first fixture 211, again described the first fixture 211 is fit into to described the first accommodating cavity 210 slidably, finally fixed, the offering of described the first accommodating cavity 210 is beneficial to described wheel shaft 4 and coordinates with the installation of described the first support arm 21, and the other end that makes described wheel shaft 4 can be placed in described the first accommodating cavity 210, makes structure compacter.
Described the second support arm 22 offers the second accommodating cavity 220 towards described the first support arm 21, in described the second accommodating cavity 220, one second fixture 221 is installed, described the second fixture 221 offers a link slot 221a who inserts for described wheel shaft 4 towards the one side of described the first support arm 21, and an end of described wheel shaft 4 is placed in described link slot 221a.The place ahead of described the second accommodating cavity 220 is provided with opening, described wheel shaft 4 can first be arranged at described the second fixture 221, again described the second fixture 221 is fit into to described the second accommodating cavity 220 slidably, finally fixed, the offering of described the second accommodating cavity 220 is beneficial to described wheel shaft 4 and coordinates with the installation of described the second support arm 22, and an end that makes described wheel shaft 4 can be placed in described the second accommodating cavity 220, makes structure compacter.
Quick location after installing for the ease of described the second fixture 221 and described the second support arm 22, sidewall at described the second fixture 221 arranges one first holding section 221b, the sidewall of described the second accommodating cavity 220 and described the first holding section 221b arrange the second holding section 222 accordingly, particularly, described the first holding section 221b is a groove, described the second holding section 222 is the protuberance fastened with described groove, certainly, also can be set to protuberance by described the first holding section 221b, described the second holding section 222 is set to groove.Simultaneously, on described the first fixture 211 and in the first accommodating cavity 210, the structure of mutual engaging also can be set, realize the installation location of described the first fixture 211 and the first support arm 21.
Described locating part 11 comprises that the direction of inserting described through hole 211b along described adjustment screw rod 10 is arranged in order plain cushion 111, spring pad 112, nylon nut 113 and the fastening nut 114 of setting, described fastening nut 114 and nylon nut 113 are threaded with described adjustment screw rod 10, and described plain cushion 111 and spring pad 112 are sheathed on the sidewall that described adjustment screw rod 10 and described plain cushion 111 are resisted against described the first fixture 211.Described fastening nut 114 and nylon nut 113 and described adjustment screw rod 10 are threaded to follow described adjustment screw rod 10 and synchronize rotation, described plain cushion 111 is resisted against to described the first fixture 211 and can makes described adjustment screw rod 10 slide on the length direction of described the first support arm 21, also can not come off and guarantee to drive by being threaded described wheel shaft 4 because of rotation.Described nylon nut 113 improves the snap-in force of described locating part 11 and described adjustment screw rod 10 by increasing with the area that coordinates of described adjustment screw rod 10, and is arranged between described fastening nut 114 and described the first support arm 21 and plays the effect of reduction hard grind damage.Described spring pad 112 is arranged between described nylon nut 113 and described the first support arm 21 and plays cushioning effect when described wheel shaft 4 unexpected deflection.
In conjunction with Fig. 4 and Fig. 5, golf cart is after long-term the use, and due to the impact of orographic condition, deflection can occur in the position of the relatively described crotch 2 of described wheel shaft 4, thereby makes described front-wheel 3 along straight ahead, to the user, bring very large inconvenience.As shown in FIG., if the left end of wheel shaft 4 deflection (or right-hand member deflection) is backward forward adjusted described adjustment part 101 and described adjustment screw rod 10 rotated and coordinate by being threaded and drive the other end of described wheel shaft 4 to move backward, eliminate the deflection of wheel shaft 4.In like manner, backward during deflection (or right-hand member deflection) forward, also can reach by adjusting described adjustment screw rod 10 purpose of correction when the left end of wheel shaft 4.
The present invention compared with prior art, because the present invention is articulated in described the second support arm 22 by an end of described wheel shaft 4, and offer a screw 40 at the other end of described wheel shaft 4, described adjustment screw rod 10 is threadedly connected to described screw 40 and is arranged at rotationally described the first support arm 21, and described locating part 11 is arranged between described adjustment screw rod 10 and described the first support arm 21, therefore, when described wheel shaft 4 deflection occurs due to long-term use, ordering about described adjustment screw rod 10 by described adjustment part 101 rotates, due to the restriction that is subject to described locating part 11, described adjustment screw rod 10 can't slide along the central axis direction of described screw 40, and can only rotate and drive by being threaded the other end swing of the wheel shaft 4 be articulated in described the second support arm 22, adjust wheel shaft 4 angles so that golf cart can keep the purpose of straight ahead thereby reach, simultaneously, compared with prior art, also omitted the slide block arranged in the prior art, only by described wheel shaft 4 and being threaded of described adjustment screw rod 10, just can realize adjusting, simple in structure.
Above disclosed is only preferred embodiments of the present invention, its effect is facilitate those skilled in the art to understand and implement according to this, certainly can not limit with this interest field of the present invention, therefore the equivalent variations of doing according to the present patent application the scope of the claims, still belong to the scope that the present invention is contained.
Claims (10)
1. a front-wheel micro-adjusting mechanism, being installed on crotch is adjusted with the wheel shaft to front-wheel, described crotch has the first support arm and the second support arm, it is characterized in that: described front-wheel micro-adjusting mechanism comprises an adjustment screw rod and a locating part, one end of described wheel shaft is articulated in the setting party of described the second support arm and drive-connecting shaft to the central shaft perpendicular to described wheel shaft, described the first support arm offers the chute towards described the second support arm, the other end of described wheel shaft be placed in slidably in described chute and wheel shaft and chute before, there is gap between rear wall, the side opening of the other end of described wheel shaft is provided with a screw, described screw is perpendicular to the central shaft of described drive-connecting shaft and described wheel shaft, described adjustment screw flight is connected in described screw and two ends pass described screw and are arranged at rotationally described the first support arm, one end of described adjustment screw rod forms adjustment part, described locating part is threadedly connected to the other end of described adjustment screw rod and is resisted against described the first support arm and moves along the central axis direction of described screw to limit described adjustment screw rod.
2. front-wheel micro-adjusting mechanism as claimed in claim 1, it is characterized in that: described the first support arm offers the first accommodating cavity, and described locating part is arranged in described the first accommodating cavity.
3. front-wheel micro-adjusting mechanism as claimed in claim 2, it is characterized in that: described the first support arm has the first fixture be installed in described the first accommodating cavity, described chute is arranged on described the first fixture, and described the first fixture offers the through hole passed for described adjustment screw rod.
4. front-wheel micro-adjusting mechanism as claimed in claim 1, it is characterized in that: described the second support arm offers the link slot towards described the first support arm, and an end of described wheel shaft is placed in described link slot.
5. front-wheel micro-adjusting mechanism as claimed in claim 4, it is characterized in that: described the second support arm offers the second accommodating cavity, in described the second accommodating cavity, the second fixture is installed, and described link slot is arranged on described the second fixture.
6. front-wheel micro-adjusting mechanism as claimed in claim 5, it is characterized in that: described the second fixture is provided with the first holding section, and described the second support arm has the second holding section fastened with described the first holding section.
7. front-wheel micro-adjusting mechanism as claimed in claim 1, it is characterized in that: described locating part comprises a fastening nut, described fastening nut is threadedly connected to described adjustment screw rod and is resisted against described the first support arm.
8. front-wheel micro-adjusting mechanism as claimed in claim 7, it is characterized in that: described locating part also comprises a nylon nut, described nylon nut be threadedly connected to described adjustment screw rod and be arranged at described fastening nut and described the first support arm between.
9. front-wheel micro-adjusting mechanism as claimed in claim 8, it is characterized in that: described locating part also comprises a spring pad, described spring pad be sheathed on described adjustment screw rod and be arranged at described nylon nut and described the first support arm between.
10. front-wheel micro-adjusting mechanism as claimed in claim 9, it is characterized in that: described locating part also comprises a plain cushion, described plain cushion be sheathed on described adjustment screw rod and be arranged at described spring pad and described the first support arm between.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310356455.2A CN103480129B (en) | 2013-08-15 | 2013-08-15 | front wheel fine adjustment mechanism |
| TW103208751U TWM487117U (en) | 2013-08-15 | 2014-05-20 | Fine tuning mechanism for front wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310356455.2A CN103480129B (en) | 2013-08-15 | 2013-08-15 | front wheel fine adjustment mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103480129A true CN103480129A (en) | 2014-01-01 |
| CN103480129B CN103480129B (en) | 2016-03-02 |
Family
ID=49820928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310356455.2A Withdrawn - After Issue CN103480129B (en) | 2013-08-15 | 2013-08-15 | front wheel fine adjustment mechanism |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103480129B (en) |
| TW (1) | TWM487117U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109969234A (en) * | 2017-12-27 | 2019-07-05 | 稳正企业股份有限公司 | mobile vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6719319B2 (en) * | 2001-12-28 | 2004-04-13 | Unique Product & Design Co., Ltd. | collapsing device for the third wheel of a golf cart |
| CN2619683Y (en) * | 2003-01-13 | 2004-06-09 | 稳正企业股份有限公司 | Golf cart front wheel adjustment device |
| CN201375787Y (en) * | 2009-02-17 | 2010-01-06 | 张盛 | Front wheel trimming structure |
| CN201930489U (en) * | 2010-12-02 | 2011-08-17 | 张盛 | Front-wheel fine-adjusting structure |
| CN203436780U (en) * | 2013-08-15 | 2014-02-19 | 东莞稳健高尔夫球用品有限公司 | Front wheel fine adjustment mechanism |
-
2013
- 2013-08-15 CN CN201310356455.2A patent/CN103480129B/en not_active Withdrawn - After Issue
-
2014
- 2014-05-20 TW TW103208751U patent/TWM487117U/en not_active IP Right Cessation
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6719319B2 (en) * | 2001-12-28 | 2004-04-13 | Unique Product & Design Co., Ltd. | collapsing device for the third wheel of a golf cart |
| CN2619683Y (en) * | 2003-01-13 | 2004-06-09 | 稳正企业股份有限公司 | Golf cart front wheel adjustment device |
| CN201375787Y (en) * | 2009-02-17 | 2010-01-06 | 张盛 | Front wheel trimming structure |
| CN201930489U (en) * | 2010-12-02 | 2011-08-17 | 张盛 | Front-wheel fine-adjusting structure |
| CN203436780U (en) * | 2013-08-15 | 2014-02-19 | 东莞稳健高尔夫球用品有限公司 | Front wheel fine adjustment mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109969234A (en) * | 2017-12-27 | 2019-07-05 | 稳正企业股份有限公司 | mobile vehicle |
| CN109969234B (en) * | 2017-12-27 | 2020-11-10 | 稳正企业股份有限公司 | mobile vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103480129B (en) | 2016-03-02 |
| TWM487117U (en) | 2014-10-01 |
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