CN203425513U

CN203425513U - Axle fixing structure of sliding plate

Info

Publication number: CN203425513U
Application number: CN201320409864.XU
Authority: CN
Inventors: 苏郁哲
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-07-10
Filing date: 2013-07-10
Publication date: 2014-02-12
Anticipated expiration: 2023-07-10

Abstract

The utility model provides an axle fixing structure of a sliding plate. The structure is used for compensating for loss of an existing supporting frame of the sliding plate and an axle assembling and connecting structure of wheels of the sliding plate. The fixing structure comprises a supporting comprises a supporting frame, an axle and a fixing sleeve, wherein two internal thread parts (forward threads and backward threads) which are opposite in thread direction are arranged in an axle hole of the supporting frame, the axle is provided with an external thread part of the axle and sleeved with a fixing sleeve provided with an external thread part of the fixing sleeve, and the external thread part of the axle and the external thread part of the fixing sleeve are made to be connected to the two internal thread parts which are opposite in thread direction in a threaded mode; due to the mutually opposite thread directions of two thread connection positions, opposite screwing action (namely counteractive screwing) can be generated on the axle, it is that when one thread connection position is unscrewed, the other thread connection position can be screwed more tightly, and therefore one end of the axel can be fixed to the axle hole in a thread locking mode and can not move axially. Thus, the sliding plate can have the functions of being more stable, higher in speed, safer to use, high in accuracy, low in manufacturing cost, more beautiful in appearance and the like, and the axle of the wheels of the sliding plate is not prone to falling off.

Description

The wheel axle fixing structure of slide plate

Technical field

The utility model relates to a kind of technical field of slide plate, refer to that especially it is that a kind of slide plate wheel wheel shaft can be fixed on support of scooter and can not move axially by screw lock, and have make the stability of slide plate better, speed is faster, the wheel axle fixing structure of the slide plate of the safer and effect such as precision is high, low cost of manufacture, slide plate wheel wheel shaft can not come off, outward appearance is more attractive in appearance in use.

Background technology

To be that a kind of user of providing is vertical stand and use user's both feet propelling and reach the bearing structure of motility slide plate, again because slide plate can utilize the inclination of health in the use, swing, even run-up and can reach the effect sliding, therefore can using and slide as walking-replacing tool or recreation tool, also develop to perform or compete is the various difficult action such as high-altitude upset of character simultaneously, therefore the relevant motion of slide plate is very in fashion European and American areas all ages user, and along with external skateboarding gradually widespread to the whole world, the population of domestic skateboarding is also rolled up.

At present, no matter be external or domestic general common slide plate structure, be mainly that the forward and backward both sides below slide plate arrange respectively a bracing frame, and bracing frame is provided with the slide plate wheel of left and right symmetry by means of screw rod (being slide plate wheel wheel shaft); But above-mentioned slide plate structure, although can provide, user is vertical stand and uses user's both feet propelling and reach the object of motion, this bracing frame, screw rod still have many disappearances.

First the disappearance of bracing frame is described: it is wherein a kind of that current common slide plate is constructed, its bracing frame is an interspersed screw rod in the middle of being mainly, screw rod two ends are locked slide plate wheel again and are got on, but because the oversize generation of screw rod is straight not, the phenomenon of beat, and cause slide plate wheel wearing and tearing to be accelerated, can make slide plate sliding speed reduce.

The disappearance of screw rod is described again:

1. current common slide plate structure is wherein a kind of, and it is first by bracing frame heating and it is expanded, then respectively at inserting a screw rod in the two ends of bracing frame, utilizes the principle of expanding with heat and contract with cold, and just screw rod can be locked after cooling; But this kind of group connects process technology, can produce the problem that cost is high.

2. hold described in 1., if come group to connect screw rod in the two ends of bracing frame in the mode of gluing, because the concreteness of gluing is not good, so screw rod easily produces the situation that comes off, drops out, and then affect the security of slide plate.

3. current common slide plate structure is wherein a kind of, have and rely on the mode of inserting pin to come group to connect bracing frame, screw rod, but this kind of mode can have influence on aesthetic property, and easily produce the situation that comes off, drops out, and then affect the security of slide plate.

Therefore the bracing frame of existing slide plate,, the connecting structure of screw rod (being slide plate wheel wheel shaft) is not attained yet as for ideal, needs to be improved in fact.

So the utility model people constantly improves the theory of innovation based on product, be in line with the practical experience of being engaged in for many years this product design and development, and actively research and development thinking with great concentration, the actual design experiment via many times, has caused generation of the present utility model.

Summary of the invention

The purpose of this utility model, providing, between a kind of slide plate wheel shaft, bracing frame, by means of the place of being spirally connected of two hand of spirals of application mutually contrary (as positive tooth, anti-tooth), mutual group connects, the effect that relatively screws (being that reaction screws) that the place of being spirally connected comes loose and can make another place of being spirally connected more screw, so that wheel shaft can screw lock be fixed on axle hole and wheel axle fixing structure that can axially movable slide plate.

For achieving the above object, the technical solution adopted in the utility model is:

A wheel axle fixing structure, it is characterized in that, include:

One bracing frame, is used for being installed in slide plate below, has at least one axle hole, has one first internal thread part and one second internal thread part in this axle hole, and the hand of spiral of this first internal thread, the second threaded portion is contrary mutually;

One wheel shaft, one end has a wheel shaft external thread part, in a side of wheel shaft external thread part, establishes one against edge, and the wheel shaft other end is used for installing a slide plate wheel;

One fixed cover, has a perforation, and has a fixed cover external thread part, and this fixed cover external thread part is contrary mutually with the hand of spiral of wheel shaft external thread part;

Wherein, this wheel shaft external thread part is bolted in to the first internal thread part in this axle hole, and it is outside and against this against edge that fixed cover relies on perforation to be sheathed on wheel shaft, and make fixed cover external thread part be bolted in the second internal thread part, makes wheel shaft be fixed on axle hole and can not move axially.

Wherein: fixed cover one side is provided with a bead, and make bead at least appear a part in axle hole outside and contact the set bearing of slide plate wheel that reclines.

Wherein: wheel shaft external thread part and this fixed cover external thread part have a glue.

Wherein: the first internal thread part is positive tooth, and the second internal thread part is anti-tooth.

Wherein: wheel shaft external thread part is positive tooth, and fixed cover external thread part is anti-tooth.

Compared with prior art, the beneficial effect the utlity model has is: have make the stability of slide plate better, speed is faster, the safer and effect such as precision is high, low cost of manufacture, slide plate wheel wheel shaft can not come off, outward appearance is more attractive in appearance in use.

Accompanying drawing explanation

Fig. 1 is stereogram of the present utility model;

Fig. 2 is three-dimensional exploded view of the present utility model;

Fig. 3 is combination constructed profile of the present utility model;

Fig. 4 is combination section of the present utility model.

Description of reference numerals: bracing frame 10; Axle hole 11; The first internal thread part 12; The second internal thread part 13; Wheel shaft 20; Wheel shaft external thread part 21; Against edge 22; Slide plate wheel 23; Bearing 24; Pad 25; Nut 26; Fixed cover 30; Perforation 31; Fixed cover external thread part 32; Bead 33; Slide plate 90.

The specific embodiment

Refer to shown in Fig. 1, Fig. 2, Fig. 3, the utility model preferred embodiment includes a bracing frame 10, a wheel shaft 20, a fixed cover 30, wherein fixed cover 30 is sheathed on wheel shaft 20, the place of being spirally connected of this bracing frame 10, wheel shaft two hand of spirals of 20 application mutually contrary (as positive tooth, anti-tooth) and mutual group connects, the place of being spirally connected comes loose and can make another place of being spirally connected screw the produced effect that relatively screws (being that reaction screws), so that wheel shaft can be fixed on axle hole and can not move axially by screw lock; Accordingly, have make the stability of slide plate better, speed is faster, the safer and effect such as precision is high, low cost of manufacture, slide plate wheel wheel shaft can not come off, outward appearance is more attractive in appearance in use.

Refer to shown in Fig. 2, Fig. 3, the both sides of bracing frame 10 of the present utility model have two corresponding axle holes 11, in this axle hole 11, there is one first internal thread part 12 and one second internal thread part 13, the hand of spiral of this first internal thread 12, the second internal thread part 13 is contrary mutually, and bracing frame 10 is used for being installed in slide plate 90 belows.

At the present embodiment the first internal thread part 12, be positive tooth, and the second internal thread part 13 is anti-tooth.

Because slide plate 90 is that prior art and the utility model are irrelevant with the connecting structure of bracing frame 10, at this, narrate no longer in detail, in addition, because the set wheel shaft 20 in bracing frame 10 both sides can be identical connecting structure, so be only to explain with bracing frame 10 1 side group cock wheel axles 20 in the embodiment of the following stated, at this, first give Chen Ming.

These wheel shaft 20 one end have a wheel shaft external thread part 21, in a side of wheel shaft external thread part 21, establish one against edge 22, and wheel shaft 30 other ends are used for installing a slide plate wheel 23.

This fixed cover 30 has a perforation 31, and has a fixed cover external thread part 32, and this fixed cover external thread part 32 is contrary mutually with the hand of spiral of wheel shaft external thread part 21.

At this wheel shaft external thread part 21 of the present embodiment, be positive tooth, and fixed cover external thread part 32 is anti-tooth.

Above-mentioned is the introduction of each member of the present utility model, then the group of each member is connect to operation, principle, effect feature again and is described below:

Refer to shown in Fig. 3, Fig. 4, wherein, this wheel shaft external thread part 21 is bolted in to the first internal thread part 12 in this axle hole 11, and it is outside and mobile until abut to this against edge 22 that fixed cover 30 1 sides rely on perforation 31 to be sheathed on wheel shaft 20, fixed cover 30 opposite sides by slide plate wheel 23 against with restriction fixed cover 30 precalculated position on wheel shaft 20, make in addition fixed cover external thread part 32 be bolted in the second internal thread part 13.

Accordingly, wheel shaft 20 relies on two places that are spirally connected, i.e. this wheel shaft external thread part 21, the first internal thread part 12 is spirally connected and locates and this fixed cover external thread part 32, the second internal thread part 13 is spirally connected and locates its hand of spiral contrary (positive tooth mutually, anti-tooth) can produce the effect of relatively screwing (being that reaction screws), the place of being spirally connected comes loose and can make another place of being spirally connected more screw, as having the fixed cover external thread part 32 of anti-tooth, the wheel shaft external thread part 21 of positive tooth can reaction screw, so that wheel shaft 20 one end screw locks are fixed on axle hole 11 and can not move axially, also be that wheel shaft 20 can not come off, and bracing

frame

10, 20 groups of structures that connect of wheel shaft are hidden in axle hole 11 completely and can expose.

Comprehensive the above, the utility model can have makes the stability of slide plate better, speed is faster, the safer and effect such as precision is high, low cost of manufacture, slide plate wheel wheel shaft can not come off, outward appearance is more attractive in appearance in use; Can improve the bracing frame of existing slide plate, the disappearance of slide plate wheel axle set connecting structure.

Shown in Fig. 3, Fig. 4, slide plate wheel 23 of the present utility model relies on a bearing 24 and is sheathed on wheel shaft 20, and sheathed one abuts in the pad (Washer) 25 of bearing 24 and lock a nut 26 again on wheel shaft 20; Accordingly, make slide plate wheel 23 can be fixedly arranged on wheel shaft 20.

Above-mentioned nut 26 can be the resistance to Buddhist nun's of the falling cap of nylon; Accordingly, make anti-pitch thread portion namely fixed cover external thread part 32 can not get loose, to guarantee security of the present utility model.

From the above, be noted that in the prior art of slide plate, its slide plate wheel wheel shaft is that " putting " has pad (Washer), and the purpose of " putting " pad is to avoid the wearing and tearing of the bearing (Bearing) on slide plate wheel wheel shaft or help bearing successfully to rotate.

At this, be stressed that, the utility model fixed cover 30 1 sides are provided with a bead 33, and while making fixed cover 30 be bolted in this axle hole 11, make bead 33 appear a part in axle hole 11 outside and contact the bearing 24 that reclines.

Accordingly, bead 33 is the pad that alternative existing slide plate wheel wheel shaft institute " puts ", but the utility model utilizes fixed cover 30 and the integrated mode of pad, except maintaining the abrasionproof of existing pad, the effect that auxiliary bearing rotates, also can when producing, reduce the cost of pad, during assembling, can save the time (can reduce production costs) of cover Upper gasket.

Shown in Fig. 3, Fig. 4, before the utility model assembling, this wheel shaft external thread part 21 and this fixed cover external thread part 31 impose a glue processing in advance.

Accordingly, two places that are spirally connected of this wheel shaft 20, this wheel shaft external thread part 21, the first internal thread part 12 places of being spirally connected and this fixed cover external thread part 31, the second internal thread part 13 places of being spirally connected rely on some glue and can strengthen in conjunction with bed knife.

More than illustrate the utility model just illustrative; and nonrestrictive, those of ordinary skills understand, in the situation that do not depart from the spirit and scope that claim limits; can make many modifications, variation or equivalence, but within all falling into protection domain of the present utility model.

Claims

1. a wheel axle fixing structure for slide plate, is characterized in that, includes:

2. the wheel axle fixing structure of slide plate according to claim 1, is characterized in that: fixed cover one side is provided with a bead, and makes bead at least appear a part of set bearing of slide plate wheel that reclines that also contacts outside axle hole.

3. the wheel axle fixing structure of slide plate according to claim 1, is characterized in that: wheel shaft external thread part and this fixed cover external thread part have a glue.

4. the wheel axle fixing structure of slide plate according to claim 1, is characterized in that: the first internal thread part is positive tooth, and the second internal thread part is anti-tooth.

5. the wheel axle fixing structure of slide plate according to claim 1, is characterized in that: wheel shaft external thread part is positive tooth, and fixed cover external thread part is anti-tooth.