CN103480129B - front wheel fine adjustment mechanism - Google Patents
front wheel fine adjustment mechanism Download PDFInfo
- Publication number
- CN103480129B CN103480129B CN201310356455.2A CN201310356455A CN103480129B CN 103480129 B CN103480129 B CN 103480129B CN 201310356455 A CN201310356455 A CN 201310356455A CN 103480129 B CN103480129 B CN 103480129B
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- CN
- China
- Prior art keywords
- support arm
- wheel shaft
- screw rod
- adjustment screw
- shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- 230000015572 biosynthetic process Effects 0.000 claims abstract description 4
- 239000004677 Nylon Substances 0.000 claims description 12
- 229920001778 nylon Polymers 0.000 claims description 12
- 238000009434 installation Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000011900 installation process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The open front wheel fine adjustment mechanism of the present invention, be installed on crotch to adjust the wheel shaft of front-wheel, crotch has the first support arm and the second support arm, front wheel fine adjustment mechanism comprises an adjustment screw rod and a locating part, one end of wheel shaft be articulated in the second support arm and the setting direction of drive-connecting shaft perpendicular to the central shaft of wheel shaft, first support arm offers the chute towards the second support arm, the other end of wheel shaft to be placed in chute and before wheel shaft and chute slidably, between rear wall, there is gap, the side opening of the other end of wheel shaft is provided with a screw, screw is perpendicular to the central shaft of drive-connecting shaft and wheel shaft, adjustment screw flight is connected to screw and two ends pass screw and are arranged at the first support arm rotationally, the formation adjustment part, one end of adjustment screw rod, locating part is threadedly connected to the other end of adjustment screw rod and is resisted against the first support arm and adjusts screw rod move along the central axis direction of screw limit.Front wheel fine adjustment mechanism structure of the present invention is simple, and cost is lower.
Description
Technical field
The present invention relates to golf cart technical field, particularly relate to a kind of front wheel fine adjustment mechanism of golf cart.
Background technology
Golf cart many employings Three-wheel type structure in current use, the golf cart of this structure has a front-wheel and two trailing wheels, its front-wheel is generally 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 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 use, deflection to a certain degree can be there is in the wheel shaft of front-wheel, thus causing front-wheel crooked and can not towards dead ahead straight ahead, this can bring great inconvenience to user.Therefore, the front-wheel wheel shaft of golf cart and crotch have been there is being arranged at and the guiding mechanism that front axle is adjusted.
As shown in Figure 1, the chute 10 that existing front-wheel guiding mechanism includes two support arms being opened in crotch 1 and the slide block 11 be arranged in chute 10, the two ends of front-wheel wheel shaft 2 are individually fixed in two slide blocks 11 and offer screw 20, and the threaded one end of a screw rod 3 is connected in screw 20 and the other end passes slide block 11 and is threadedly connected to support arm.By rotary screw 3, movable slider 11 just can be with to slide in chute 10, thus the end of the wheel shaft 2 fixing with slide block 11 is swung, reach the object of adjustment wheel shaft 2 angle.Then, present this guiding mechanism, its structure is comparatively complicated, and is restricted due to the glide direction of slide block 11 in chute 10, must all arrange this guiding mechanism, add the production cost of golf cart at two support arms.
Therefore, be necessary that providing a kind of can finely tune the front-wheel of golf cart, and the simple guiding mechanism of structure.
Summary of the invention
The object of the present invention is to provide a kind of can fine setting the front-wheel of golf cart, and the simple guiding mechanism of structure.
To achieve these goals, the invention provides a kind of front wheel fine adjustment mechanism, be installed on crotch to adjust the wheel shaft of front-wheel, described crotch has the first support arm and the second support arm, described front wheel fine adjustment mechanism comprises an adjustment screw rod and a locating part, one end of described wheel shaft be articulated in described second support arm and the setting direction of drive-connecting shaft perpendicular to the central shaft of described wheel shaft, described first support arm offers the chute towards described second support arm, the other end of described wheel shaft to be placed in described chute and before wheel shaft and chute slidably, between rear wall, there is gap, 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 to described screw and two ends pass described screw and are arranged at described first support arm rotationally, the formation adjustment part, one end of described adjustment screw rod, described locating part is threadedly connected to the other end of described adjustment screw rod and is resisted against described first support arm and moves along the central axis direction of described screw to limit described adjustment screw rod.
Because one end of described wheel shaft is articulated in described second support arm by the present invention, and offer a screw at the other end of described wheel shaft, described adjustment screw flight be connected to described screw and be arranged at described first support arm rotationally, and described locating part is arranged between described adjustment screw rod and described first support arm, therefore, when there is deflection due to Long-Time Service in described wheel shaft, described adjustment bolt rotary is ordered about by described adjustment part, owing to being subject to the restriction of described locating part, described adjustment screw rod cannot slide along the central axis direction of described screw, and can only rotate and drive by being threaded and be articulated in the other end swing of the wheel shaft of described second support arm, thus reach regulating wheel shaft angle degree with the object enabling golf cart keep straight ahead, simultaneously, compared with prior art, be omitted the slide block arranged in prior art, only to be connected with described adjustment screw flight by described wheel shaft and just can to realize adjusting, structure is simple.
Preferably, described first support arm offers the first accommodating cavity, and described locating part is arranged in described first accommodating cavity.The offering of described first accommodating cavity is beneficial to described wheel shaft and coordinates with the installation of described first support arm, and the other end of described wheel shaft can be placed in described first accommodating cavity, makes structure compacter.
Particularly, described first support arm has the first fixture be installed in described first accommodating cavity, and described chute is arranged on described first fixture, and described first fixture offers the through hole passed for described adjustment screw rod.After described wheel shaft can be arranged at described first fixture, again described first fixture is fit into described first accommodating cavity slidably, finally fixed, described first fixture to be arranged so that described wheel shaft coordinates with the installation of described first support arm more convenient.
Preferably, described second support arm offers the link slot towards described first support arm, and one 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 second support arm, and one end of described wheel shaft can be placed in described link slot, makes structure compacter.
Particularly, described second support arm offers the second accommodating cavity, is provided with the second fixture in described second accommodating cavity, and described link slot is arranged on described second fixture.After described wheel shaft can be arranged at described second fixture, again described second fixture is fit into described second accommodating cavity slidably, finally fixed, described second fixture to be arranged so that described wheel shaft coordinates with the installation of described second support arm more convenient.
More specifically, described second fixture is provided with the first holding section, and described second support arm has the second holding section fastened with described first holding section.By arranging described first holding section and the second holding section, when taking turns before assembling, first wheel shaft is articulated in the second fixture, again the second fixture is slipped in described second accommodating cavity from described second support arm front end, and described first holding section and the second holding section engage the location realizing described second fixture mutually, without the need to relying on other means to fix, make installation process more simple and quick.
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 first support arm.Described fastening nut is connected with described adjustment screw flight to follow described adjustment screw rod synchronous axial system, being resisted against described first support arm then can make described adjustment screw rod cannot slide on the length direction of described first support arm, can not come off and ensure to drive described wheel shaft by being threaded because of rotation.
Particularly, described locating part also comprises a nylon nut, and described nylon nut is threadedly connected to described adjustment screw rod and is arranged between described fastening nut and described first support arm.Described nylon nut by increasing and described the coordinating area of adjustment screw rod and improve the snap-in force of described locating part and described adjustment screw rod, and is arranged between described fastening nut and described first support arm and plays the effect reducing hard grind and damage.
More specifically, described locating part also comprises a spring pad, and described spring pad is sheathed on described adjustment screw rod and is arranged between described nylon nut and described first support arm.Described spring pad plays cushioning effect when described wheel shaft surprisingly deflects.
Further, described locating part also comprises a plain cushion, and described plain cushion is sheathed on described adjustment screw rod and is arranged between described spring pad and described first support arm.
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 fine adjustment mechanism of the present invention and crotch.
Fig. 4 is the sectional view of front wheel fine adjustment mechanism of the present invention and crotch.
Fig. 5 is the enlarged drawing at A place in Fig. 4.
Detailed description of the invention
Below in conjunction with the Figure of description provided, description is made to preferred embodiment of the present invention.
As Fig. 2, shown in Fig. 3, front wheel fine adjustment mechanism 1 of the present invention is installed on crotch 2 to adjust the wheel shaft 4 of front-wheel 3, described crotch 2 has the first support arm 21 and the second support arm 22, described front wheel fine adjustment mechanism 1 comprises adjustment screw rod 10 and a locating part 11, one end of described wheel shaft 4 be articulated in described second support arm 22 and the setting direction of drive-connecting shaft perpendicular to the central shaft of described wheel shaft 4, described first support arm 21 offers the chute 211a towards described second support arm 22, the other end of described wheel shaft 4 to be arranged in described chute 211a and before wheel shaft 4 and chute 211a slidably, between rear wall, there is gap, 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 described first support arm 21 rotationally, the formation adjustment part, one end 101 of described adjustment screw rod 10, described locating part 11 is threadedly connected to the other end of described adjustment screw rod 10 and is resisted against described 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 first support arm 21 offers the first accommodating cavity 210 towards described second support arm 22, in described first accommodating cavity 210, one first fixture 211 is installed, described chute 211a is arranged on described first fixture 211, described first fixture 211 offers along the central axis direction of described screw 40 and runs through described first fixture 211 and the through hole 211b passed for described adjustment screw rod 10, and described adjustment screw rod 10 realizes by being arranged in described through hole 211b and being rotatably connected of described first support arm 21.The front of described first accommodating cavity 210 is provided with opening, described wheel shaft 4 first can be arranged at described first fixture 211, again described first fixture 211 is fit into described first accommodating cavity 210 slidably, finally fixed, the offering of described first accommodating cavity 210 is beneficial to described wheel shaft 4 and coordinates with the installation of described first support arm 21, and the other end of described wheel shaft 4 can be placed in described first accommodating cavity 210, make structure compacter.
Described second support arm 22 offers the second accommodating cavity 220 towards described first support arm 21, in described second accommodating cavity 220, one second fixture 221 is installed, described second fixture 221 offers a link slot 221a inserted for described wheel shaft 4 towards the one side of described first support arm 21, and one end of described wheel shaft 4 is placed in described link slot 221a.The front of described second accommodating cavity 220 is provided with opening, described wheel shaft 4 first can be arranged at described second fixture 221, again described second fixture 221 is fit into described second accommodating cavity 220 slidably, finally fixed, the offering of described second accommodating cavity 220 is beneficial to described wheel shaft 4 and coordinates with the installation of described second support arm 22, and one end of described wheel shaft 4 can be placed in described second accommodating cavity 220, make structure compacter.
Quick position after installing with described second support arm 22 for the ease of described second fixture 221, at the sidewall of described second fixture 221, one first holding section 221b is set, sidewall and the described first holding section 221b of described second accommodating cavity 220 arrange the second holding section 222 accordingly, particularly, described first holding section 221b is a groove, described second holding section 222 is the protuberance fastened with described groove, certainly, also described first holding section 221b can be set to protuberance, described second holding section 222 is set to groove.Meanwhile, on described first fixture 211 and in the first accommodating cavity 210, also can arrange the structure of engaging mutually, the installation realizing described first fixture 211 and the first support arm 21 is located.
Described locating part 11 comprises the direction of inserting described through hole 211b along described adjustment screw rod 10 and is arranged in order the plain cushion 111 of setting, spring pad 112, nylon nut 113 and fastening nut 114, 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 described adjustment screw rod 10 and described plain cushion 111 is resisted against the sidewall of described first fixture 211.Described fastening nut 114 and nylon nut 113 are threaded with described adjustment screw rod 10 to follow described adjustment screw rod 10 synchronous axial system, described plain cushion 111 being resisted against described first fixture 211 then can make described adjustment screw rod 10 cannot slide on the length direction of described first support arm 21, also can not come off because of rotation and ensure to drive described wheel shaft 4 by being threaded.Described nylon nut 113 by increasing and described the coordinating area of adjustment screw rod 10 and improve the snap-in force of described locating part 11 and described adjustment screw rod 10, and is arranged between described fastening nut 114 and described first support arm 21 and plays the effect reducing hard grind and damage.Described spring pad 112 to be arranged between described nylon nut 113 and described first support arm 21 and described wheel shaft 4 is unexpected deflect time play cushioning effect.
Composition graphs 4 and Fig. 5, after prolonged, due to the impact of orographic condition, can there is deflection in the position of the relatively described crotch 2 of described wheel shaft 4 to golf cart, thus make described front-wheel 3 along straight ahead, cannot bring very large inconvenience to user.As shown in FIG., if the left end of wheel shaft 4 deflection (or right-hand member deflection backward) forward, then adjust described adjustment part 101 and described adjustment screw rod 10 is rotated and coordinates 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, when wheel shaft 4 left end backward deflection (or right-hand member deflection forward) time, also can reach the object of correction by the described adjustment screw rod 10 of adjustment.
The present invention compared with prior art, because one end of described wheel shaft 4 is articulated in described second support arm 22 by the present invention, and offer a screw 40 at the other end of described wheel shaft 4, described adjustment screw rod 10 be threadedly connected to described screw 40 and be arranged at described first support arm 21 rotationally, and described locating part 11 is arranged between described adjustment screw rod 10 and described first support arm 21, therefore, when there is deflection due to Long-Time Service in described wheel shaft 4, order about described adjustment screw rod 10 by described adjustment part 101 to rotate, owing to being subject to the restriction of described locating part 11, described adjustment screw rod 10 cannot slide along the central axis direction of described screw 40, and can only rotate and drive by being threaded and be articulated in the other end swing of the wheel shaft 4 of described second support arm 22, thus reach adjustment wheel shaft 4 angle with the object enabling golf cart keep straight ahead, simultaneously, compared with prior art, be omitted the slide block arranged in prior art, only just can realize adjusting with being threaded of described adjustment screw rod 10 by described wheel shaft 4, structure is simple.
Above disclosedly be only preferred embodiments of the present invention, its effect facilitates those skilled in the art to understand and implements according to this, certainly the interest field of the present invention can not be limited with this, therefore according to the equivalent variations that the present patent application the scope of the claims is done, the scope that the present invention is contained still is belonged to.
Claims (8)
1. a front wheel fine adjustment mechanism, be installed on crotch to adjust the wheel shaft of front-wheel, described crotch has the first support arm and the second support arm, it is characterized in that: described front wheel fine adjustment mechanism comprises an adjustment screw rod and a locating part, one end of described wheel shaft be articulated in described second support arm and the setting direction of drive-connecting shaft perpendicular to the central shaft of described wheel shaft, described first support arm offers the chute towards described second support arm, the other end of described wheel shaft to be placed in described chute and before wheel shaft and chute slidably, between rear wall, there is gap, 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 to described screw and two ends pass described screw and are arranged at described first support arm rotationally, the formation adjustment part, one end of described adjustment screw rod, described locating part is threadedly connected to the other end of described adjustment screw rod and is resisted against described first support arm and moves along the central axis direction of described screw to limit described adjustment screw rod, described locating part comprises a fastening nut, and described fastening nut is threadedly connected to described adjustment screw rod and is resisted against described first support arm, described locating part also comprises a nylon nut, and described nylon nut is threadedly connected to described adjustment screw rod and is arranged between described fastening nut and described first support arm.
2. front wheel fine adjustment mechanism as claimed in claim 1, it is characterized in that: described first support arm offers the first accommodating cavity, described locating part is arranged in described first accommodating cavity.
3. front wheel fine adjustment mechanism as claimed in claim 2, it is characterized in that: described first support arm has the first fixture be installed in described first accommodating cavity, described chute is arranged on described first fixture, and described first fixture offers the through hole passed for described adjustment screw rod.
4. front wheel fine adjustment mechanism as claimed in claim 1, it is characterized in that: described second support arm offers the link slot towards described first support arm, one end of described wheel shaft is placed in described link slot.
5. front wheel fine adjustment mechanism as claimed in claim 4, it is characterized in that: described second support arm offers the second accommodating cavity, be provided with the second fixture in described second accommodating cavity, described link slot is arranged on described second fixture.
6. front wheel fine adjustment mechanism as claimed in claim 5, it is characterized in that: described second fixture is provided with the first holding section, described second support arm has the second holding section fastened with described first holding section.
7. front wheel fine adjustment mechanism as claimed in claim 1, it is characterized in that: described locating part also comprises a spring pad, described spring pad is sheathed on described adjustment screw rod and is arranged between described nylon nut and described first support arm.
8. front wheel fine adjustment mechanism as claimed in claim 7, it is characterized in that: described locating part also comprises a plain cushion, described plain cushion is sheathed on described adjustment screw rod and is arranged between described spring pad and described first support arm.
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 CN103480129A (en) | 2014-01-01 |
| CN103480129B true 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) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109969234B (en) * | 2017-12-27 | 2020-11-10 | 稳正企业股份有限公司 | Mobile carrier |
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 | Regulator for front wheel of golf wheeled carrier |
| 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 | Fine tuning mechanism for front wheel |
-
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 | Regulator for front wheel of golf wheeled carrier |
| 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 | Fine tuning mechanism for front wheel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103480129A (en) | 2014-01-01 |
| TWM487117U (en) | 2014-10-01 |
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Granted publication date: 20160302 Effective date of abandoning: 20240618 |
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