CN203436780U - Front wheel fine adjustment mechanism - Google Patents
Front wheel fine adjustment mechanism Download PDFInfo
- Publication number
- CN203436780U CN203436780U CN201320499663.3U CN201320499663U CN203436780U CN 203436780 U CN203436780 U CN 203436780U CN 201320499663 U CN201320499663 U CN 201320499663U CN 203436780 U CN203436780 U CN 203436780U
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- Prior art keywords
- support arm
- wheel
- screw rod
- wheel shaft
- adjustment screw
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- 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.)
- Expired - Lifetime
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- 239000004677 Nylon Substances 0.000 claims description 12
- 229920001778 nylon Polymers 0.000 claims description 12
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000007774 longterm Effects 0.000 description 3
- 238000011900 installation process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The utility model discloses a front wheel fine adjustment mechanism, which is arranged on a fork frame to adjust a wheel shaft of a front wheel, the fork frame is provided with a first supporting arm and a second supporting arm, the front wheel fine adjustment mechanism comprises an adjusting screw rod and a limiting piece, one end of the wheel shaft is pivoted on the second supporting arm, the arrangement direction of the pivoting shaft is vertical to the central shaft of the wheel shaft, the first supporting arm is provided with a chute facing the second supporting arm, the other end of the wheel shaft is arranged in the chute in a sliding way and in front of the wheel shaft and the chute, the rear side wall is provided with a gap, the side face of the other end of the wheel shaft is provided with a screw hole, the screw hole is perpendicular to the pin-jointed shaft and the central shaft of the wheel shaft, the adjusting screw rod is in threaded connection with the screw hole, two ends of the adjusting screw rod penetrate out of the screw hole and are rotatably arranged on the first supporting arm, one end of the adjusting screw rod forms an adjusting part, and the limiting part is in threaded connection with the other end of the adjusting screw rod and abuts against the first supporting arm to limit the adjusting screw rod to. The utility model discloses front wheel fine-tuning simple structure, the cost is lower.
Description
Technical field
The utility model relates to golf cart technical field, relates in particular to a kind of front-wheel micro-adjusting mechanism of golf cart.
Background technology
Golf cart in using at present adopts Three-wheel type structure more, 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 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 use, can there is deflection to a certain degree in the wheel shaft of front-wheel, thereby cause front-wheel crooked and can not be towards dead ahead straight ahead, this can bring great inconvenience to user.Therefore the guiding mechanism that, has occurred being arranged at the front-wheel wheel shaft of golf cart and crotch 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 object 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 be all set at two support arms, has increased the production cost of golf cart.
Therefore, being necessary to provide a kind of can finely tune the front-wheel of golf cart, and guiding mechanism simple in structure.
Utility model content
The purpose of this utility model is to provide a kind of and can finely tunes the front-wheel of golf cart, and guiding mechanism simple in structure.
To achieve these goals, the utility model provides a kind of front-wheel micro-adjusting mechanism, being installed on crotch adjusts 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, 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 in described screw and two ends pass described screw and are arranged at rotationally described the first support arm, 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 the first support arm and moves along the central axis direction of described screw to limit described adjustment screw rod.
Because the utility model is articulated in described the second support arm by one 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 there is deflection due to long-term use in described wheel shaft, by described adjustment part, order about described adjustment bolt rotary, 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 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 object of straight ahead, simultaneously, compared with prior art, also omitted the slide block arranging in prior art, only by described wheel shaft, be connected just and can realize adjustment with described adjustment screw flight, 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 being 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 passing 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 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 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 the second support arm, and one 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 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 fastening with described the first holding section.By described the first holding section and the second holding section are set, when 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 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 the first support arm.Described fastening nut and described adjustment screw flight connect to follow described adjustment screw rod and synchronize and rotate, be resisted against described the first support arm and can make described adjustment screw rod on the length direction of described the first support arm, slide, can because of rotation, do not come off and guarantee to drive by being threaded described wheel shaft.
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.
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 the utility model front-wheel micro-adjusting mechanism and crotch.
Fig. 4 is the cutaway view of the utility model front-wheel micro-adjusting mechanism 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 providing, preferred embodiment of the present utility model is made to description.
As Fig. 2, shown in Fig. 3, the utility model front-wheel micro-adjusting mechanism 1 is installed on crotch 2 and adjusts 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, 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 rotationally described the first support arm 21, 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 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 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 one 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 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 the one 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 fastening 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.Meanwhile, 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 on the length direction of described the first support arm 21, slide, also can because of rotation, not come off and guarantee to drive by being threaded described wheel shaft 4.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 when described wheel shaft 4 unexpected deflection, plays cushioning effect.
In conjunction with Fig. 4 and Fig. 5, golf cart is after long-term 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 user, bring very large inconvenience.As shown in FIG., if the left end of wheel shaft 4 deflection (or right-hand member backward deflection) forward is 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, when the left end of wheel shaft 4 is backward during deflection (or right-hand member forward deflection), also can reach by adjusting described adjustment screw rod 10 object of correction.
The utility model compared with prior art, because the utility model is articulated in described the second support arm 22 by one 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 there is deflection due to long-term use in described wheel shaft 4, by described adjustment part 101, ordering about described adjustment screw rod 10 rotates, 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 the other end swing of the wheel shaft 4 be articulated in described the second support arm 22, thereby reach, adjust wheel shaft 4 angles so that golf cart can keep the object of straight ahead, simultaneously, compared with prior art, also omitted the slide block arranging in prior art, only by described wheel shaft 4, just can realize adjustment with being threaded of described adjustment screw rod 10, simple in structure.
Above disclosed is only preferred embodiments of the present utility model, 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 utility model, therefore the equivalent variations of doing according to the utility model claim, still belongs to the scope that the utility model is contained.
Claims (10)
1. a front-wheel micro-adjusting mechanism, being installed on crotch adjusts 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, 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 in described screw and two ends pass described screw and are arranged at rotationally described the first support arm, 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 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, 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 being 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 passing for described adjustment screw rod.
4. front-wheel micro-adjusting mechanism as claimed in claim 1, is characterized in that: described the second support arm offers the link slot towards described the first support arm, and one end of described wheel shaft is placed in described link slot.
5. front-wheel micro-adjusting mechanism as claimed in claim 4, is characterized in that: described the second support arm offers the second accommodating cavity, and in described the second accommodating cavity, the second fixture is installed, described link slot is arranged on described the second fixture.
6. front-wheel micro-adjusting mechanism as claimed in claim 5, 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 fastening with described the first holding section.
7. front-wheel micro-adjusting mechanism as claimed in claim 1, is characterized in that: 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.
8. front-wheel micro-adjusting mechanism as claimed in claim 7, 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, 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, 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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320499663.3U CN203436780U (en) | 2013-08-15 | 2013-08-15 | Front wheel fine adjustment mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320499663.3U CN203436780U (en) | 2013-08-15 | 2013-08-15 | Front wheel fine adjustment mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203436780U true CN203436780U (en) | 2014-02-19 |
Family
ID=50087858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320499663.3U Expired - Lifetime CN203436780U (en) | 2013-08-15 | 2013-08-15 | Front wheel fine adjustment mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203436780U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103480129A (en) * | 2013-08-15 | 2014-01-01 | 东莞稳健高尔夫球用品有限公司 | Front wheel fine adjustment mechanism |
-
2013
- 2013-08-15 CN CN201320499663.3U patent/CN203436780U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103480129A (en) * | 2013-08-15 | 2014-01-01 | 东莞稳健高尔夫球用品有限公司 | Front wheel fine adjustment mechanism |
| CN103480129B (en) * | 2013-08-15 | 2016-03-02 | 东莞稳健高尔夫球用品有限公司 | front wheel fine adjustment mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140219 Effective date of abandoning: 20160302 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140219 Effective date of abandoning: 20160302 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |