CN2437197Y - Caster supporter combined structure of trunk - Google Patents

Abstract

The utility model relates to a caster supporter combination structure of a trunk. When the trunk is in the vertical position, the two sides of a bottom surface are respectively provided with a pair of universal rotary wheels. A wheel body seat is arranged on each rotary wheel and is fixed to a shaft seat of a caster seat after the wheel body seat is penetrated by a ball sleeve which can rotate on a radial flat surface by a shaft pin. A side caster group is composed of a pair of rotary wheels. Each caster seat is a covering body which is provided with a protecting edge by connection and extension. A protruding part is formed in the covering body, and a pair of rod sleeve parts extends from the bottom surface of the covering body. A protruding column is arranged in each rod sleeve part and is positioned at one end of a transverse rod. A reinforcing inner plate is simultaneously arranged in a trunk body, and a combined component is connected with the reinforcing inner plate by the protruding column.

Description

The foot wheel carrier combining structure of luggage case

The utility model relates to a kind of foot wheel carrier combining structure of luggage case, is meant a kind of structure that allows the contacted part of luggage case and ground that reinforcement is arranged especially, and can become big foot wheel carrier structure by corresponding casing width.

Conventional luggage case has many kinds of forms, present product main flow major part is the castor that is provided with two-wheeled, it is corresponding to be provided with corresponding reinforced structure, but two-wheeled to be re-established as the structure of four-wheel-type, the set-up mode of conventional two-wheeled, corresponding change must be arranged, because luggage case has six faces, it has a face is open case lid, corresponding of case lid is the bottom surface, at the item face and the place, bottom surface of case lid, and is not suitable for being provided with castor, because be suitable for storehouse or the glove that keeps flat, get thing, can only be arranged at the side.

Generally be rendered as square casing, at periphery is long side surface or short side, all can be provided with, therefore can produce two kinds is provided with kenel, because the side is different in size, but but possibility thickness is identical, that is to say, the thickness of luggage case is in order to be suitable for the situation of actual use, the variation of its thickness is little, no matter just the length and width of its casing how, the thickness between the casing of various types is all similar, the utility model is in order to make the use of luggage case more convenient, make and make more conveniently, and can produce the scope of application more widely, and can be from the user mode that can only unidirectional court moves ahead and spur of two-wheeled, be increased to the user mode that any direction of four-wheel rotary type all can move freely, just can produce the effect of more laborsaving easier drive.

The conventional structure that has adopts independent method to set up, extremely shown in Figure 7 as Fig. 5, four jiaos of places that will be set to the side of the face of dragging on casing 7 connect respectively and are equipped with a castor 8, this castor 8 is for having outer fixed body 81, outer fixed body 81 casing 7 formation for side-looking is the clamping of L shape, and by the wheel seat cover portion 82 that is formed with a projection on the outer fixed body 81, join with a corresponding recess on wheel seat cover portion 82 and the casing 7, it is via several fixed screws 9, outer fixed body 8 interlockings, pass the screw that passes a base piece 86 behind the fixing threaded hole of outer fixed body 8 earlier, and outer fixed body 81 is looked a rampart portion 83 that is the U shape in the end that the opposing face of wheel seat cover portion 82 forms downward extension, with the side surface part 80 that cooperates the corner.

This castor 8 has a wheel seat 84 in addition, wheel seat 84 has a pedestal, one through hole 841 is arranged in the pedestal, by these through hole 841 places by being connected to down a fixed pin shaft 85 up, fixed pin shaft 85 lower ends have a ring edge to be socketed on the place, bottom at through hole 841 places, allow the upper end of fixed pin shaft 85 pass the centre bore of a ring cowling sheet 861 parts and base piece 86, and form affixed state with base piece 86, and ring cowling sheet 861 is the belows that are placed in base piece 86, and in the top end face of wheel seat 84, be provided with a pearl groove 842, hold to go into ball 862 respectively, lower end one pair roller ear 843 by wheel seat 84, one take turns be inserted in a ring set 88 in 89 after, ring set 88 two ends respectively are connected to a bearing 87, then with one 90 through the aperture of the roller ear 843 of a side this to bearing 87 after, pass and articulate fixing by the place, hole of the roller ear 843 of opposite side, wheel seat 84 can be rotated in the plane through freedom, take turns 89 and on vertical plane, roll, form the castor 8 of Universal castor formula; Because the outer fixed body of this kind castor is to form trihedral corner protector pattern to be connected on each face of end angle of casing 7, but only there is the place, angle of coating that preferable intensity is arranged, the side that when the casing vertically-arranged uses, has castor, can become the bottom surface of user mode, since only have four corners just to have and casing between reinforcement, allowing becomes obviously deficiency of the intensity of other part position, surface of using the bottom surface, promptly have influence on the stability that moves in using, in moving, run into foreign object and can produce recessed phenomenon, or the castor mobility at each angle is inconsistent.

So, be provided with other a kind of structure, make the appearance of whole side form holistic wheel carrier structure exactly, promptly be that in one whole base plate four jiaos are connected to a castor respectively, four jiaos with this base plate are connected to a castor respectively again, four jiaos of utilization conjugative components of this base plate are fixed in the sides of casing again, but this setup, though the guarantee on its intensity is arranged, to producer's burden, because mould needs to become big accordingly, more difficult making, and manufacturing cost is improved, and each pattern, promptly need one group of mould, only can be suitable for a kind of pattern, therefore also increased price, relatively limited applicable scope, allowed the diversified restricted of product.

The purpose of this utility model is to propose a kind of foot wheel carrier combining structure of the luggage case of being made up of castor seat and reinforcement cross bar, and it has characteristics easy to make and easy to use, thereby has solved the existing in prior technology problem.

The technical scheme that the utility model adopted is: will respectively connect as the dual-side place, side of rolling surface at luggage case and be equipped with a castor seat, each castor seat bottom surface respectively is equipped with a pair of Universal castor, each castor seat is to have one to be connected and to extend into the cladding of safe edge, is incorporated on the luggage case with cladding; In addition be extended with a pair of bar cover portion in opposite directions, be connected to an end of a cross bar in each bar cover portion, form outside reinforcement with cross bar by the cladding of corresponding bipod wheel seat.

That is to say, place, both sides, bottom surface when a luggage case vertically-arranged respectively is provided with a pair of Universal castor, each Universal castor has a wheel body seat respectively, the wheel body seat is installed with one with a bearing pin respectively and can be fixed on the axle bed of a left side castor seat or a right side castor seat behind the ball cover of sagittal plane rotation, there is a roller to divide mat one wheel shaft to pass the axis hole place that apical axis holds two ears that are articulated in the wheel body seat in each runner respectively, it is made of the castor group of a side a pair of runner, each castor seat is to have one to be connected and to extend into the cladding of safe edge, be provided with a protuberance in the cladding, in addition be extended with a pair of bar cover portion by the cladding bottom surface, in each bar cover portion a protruded stigma is arranged, be positioned with an end of a cross bar with protruded stigma, one reinforcement inner panel is arranged within casing simultaneously, be linked to reinforcement inner panel place with coupling unit through protruded stigma.

Advantage of the present utility model is: it is easy to use, make making more convenient, and can produce the scope of application more widely, and can be from the user mode of the pulling that can only unidirectional court moves ahead of two-wheeled, be increased to the user mode that any direction of four-wheel rotary type all can move freely, just can produce effect more laborsaving, easier pulling.

Fig. 1 is a stereogram of the present utility model.

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

Fig. 3 is an assembled sectional view of the present utility model.

Fig. 4 is the stereogram of another enforcement of the utility model.

Fig. 5 is known castor three-dimensional exploded view.

Fig. 6 is known castor stereogram of bottom view.

Fig. 7 is known cross-sectional schematic.

Further specify preferred embodiment of the present utility model in conjunction with above-mentioned each accompanying drawing now.As shown in Figures 1 to 4 be the foot wheel carrier combining structure of a kind of luggage case of the present utility model, the side 19 of being used as the bottom surface at a luggage case 1 during in vertically-arranged, be meant that promptly luggage case 1 will be as the dual-side place of the side of rolling surface, respectively be provided with a pair of totally four Universal castor 2, to form the four-wheel-type luggage case, promptly the place, two ends respectively at both sides respectively is provided with a Universal castor 2, each Universal castor has a wheel body seat 21 respectively, each wheel body seat 21 is installed with one with a bearing pin 22 respectively can allow bearing pin 22 upper ends be fixed in the axle bed 31 of a corresponding left side castor seat 3 or a right side castor seat 4 behind the ball cover 29 of sagittal plane rotation, on 41.

There are 23 fens mat one wheel shafts 24 of a roller to pass bearing 25 in each runner 2 respectively and are articulated in an axis hole 27 places that wheel body seat 21 extends in two ears 26 that are provided with, it is made of the castor group of a side a pair of runner 2, the castor seat 3 of each side, 4 for having a cladding 30 that is connected and extends into safe edge, 40, just close at cladding such as angle, but special moulding is arranged, as shown, the both sides of upper surface form projecting part 36,46, be the curve of a circle concave arc therebetween, and with two projecting part places 36, the side 18 of 46 places and luggage case 1 is fixed with pin joint, because its fixed form is known, so no longer explanation.

In addition, corner cladding 30,40 with respect to the back side 18 of casing 10 has an extension 37,47 to cover, and joining fixingly with the back side 18, the limits with respect to bottom surface 19 in the middle of the cladding 30,40 are formed with a protuberance 32,42, and the both sides of protuberance 32,42 promptly are axle beds 31,41; In addition by the bottom edge place of the symmetrical cladding 30,40 in the left and right sides in opposite directions symmetry extend a pair of bar cover portion 33,43 that is provided with, be provided with a protruded stigma 34,44 in each bar cover portion 33,43, bar cover portion 33,43 is as the groove shape, its outside in opposite directions is a breach, respectively be positioned with an end of a cross bar 5,6 with protruded stigma 34,44, cross bar 5,6 is penetrated by the indentation, there of bar cover portion 33,34, respectively be provided with simultaneously in the two ends of cross bar 5,6 conjugate foramen 51,61 with positioning sleeve at protruded stigma 34,44 places.And cladding 30,40 does not coat capping 16 places as for casing 10.

Within the bottom surface 19 of casing 10, be provided with a reinforcement inner panel 11 in addition, no matter casing is herein gone up hard or soft; Central duct through protruded stigma 34,44 is linked to reinforcement inner panel 11 places with a coupling unit 35,45 respectively.Wherein 11 4 jiaos of this reinforcement inner panels respectively are provided with a combined hole 13 and can be suitable for utilizing coupling unit 35,45 fixing, and this coupling unit can be pin or one, axle the inner can be fixed with a fastener, the length of inner panel and cross bar 50,60 can be changed, as shown in Figure 4, the width of casing is increased,, still can be suitable for this a right left side castor seat 3 or a right side castor seat 4 as long as relatively increase the length of inner panel and cross bar.In the roller 23 of Universal castor 2 sleeve 28 is arranged again, respectively there is a bearing 25 at two ends.And the upper end of this bearing pin 22 joins for the end face with riveted way and axle bed 31 or 41 places, as shown in Figure 3.

Structure in sum; the utility model uses one group of castor seat and a pair of cross bar to form reinforced structure to the bottom surface; mainly increase outside intensity with cross bar; if be provided with inner panel at inner face; the intensity that reinforcement inside is then arranged; via cooperating of cross bar and inner panel; can produce the variation of bottom surface length; to improve the applicability of castor seat,, the both sides of bottom surface there is good protection because the castor seat has the coating of two sides; and then with the outside force resistance of cross bar enhancement; promote inner force resistance with inner panel again, thus good usability can be provided, be one fully with known different mechanism.

The above is the detailed description of preferred embodiment of the present utility model and graphic; be not to be used for limiting the utility model; all scopes of the present utility model should be as the criterion with following claims protection domain; the embodiment and the approximate construction of all spirit variations similar with it at claims protection domain all should be included in claims of the present utility model.

Claims (6)

1. the foot wheel carrier combining structure of a luggage case, to respectively connect as the dual-side place, side of rolling surface at luggage case and to be equipped with a castor seat, it is characterized in that each castor seat bottom surface respectively is equipped with a pair of Universal castor, each castor seat is to have one to be connected and to extend into the cladding of safe edge, be incorporated on the luggage case with cladding, in addition be extended with a pair of bar cover portion in opposite directions, be connected to an end of a cross bar in each bar cover portion by the cladding of corresponding bipod wheel seat.

2. the foot wheel carrier combining structure of luggage case as claimed in claim 1 is characterized in that described castor seat, and a protuberance is arranged in its cladding.

3. the foot wheel carrier combining structure of luggage according to claim 1 is characterized in that described castor seat, is provided with a protruded stigma in each bar cover portion place in its cladding, is positioned with an end of a cross bar with protruded stigma.

4. the foot wheel carrier combining structure of luggage case as claimed in claim 1 is characterized in that described luggage case, and a reinforcement inner panel is arranged in its casing, and it is linked to reinforcement inner panel place through protruded stigma with a coupling unit, forms inner reinforcement with inner panel.

5. the foot wheel carrier combining structure of luggage as claimed in claim 1, it is characterized in that described each castor seat, both sides in its cladding upper surface form projecting part, and two projecting parts are the curve of a circular arc therebetween, and fix with the side of two projecting part places and luggage case.

6. the foot wheel carrier combining structure of luggage case as claimed in claim 1 is characterized in that described respectively this castor seat, is provided with an extension at its cladding with respect to the corner at the back side of luggage case casing and covers, and join fixing with this box back surface.

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