A kind of transition connects wheel rim
Technical field
The utility model relates to tyre technology, and in particular, the utility model relates to and is a kind ofly connected wheel rim for connecting tyre on wheel rim with the transition of band tyre.
Background technology
Air-inflation tyre elasticity is good, laborsaving, so current most of vehicle all uses air-inflation tyre.But air-inflation tyre has a very large shortcoming, may leak gas exactly, even blow out, inflatable inner tube can put together strength all in tire, the place the weakest to cover tire is attacked, and makes it more to protrude, enhance faster wear, make damaged more serious cover tire produce very large potential safety hazard, reduce the service life of cover tire.
In view of airtyred above-mentioned deficiency, increasing people can select band tyre to replace air-inflation tyre, band tyre uses safer, but simultaneously, the wheel rim of the band tyre of the majority on market is different from airtyred wheel rim, when changing band tyre, needing to change correlated partss such as airtyred wheel rims, saving the cost changing band tyre.
Summary of the invention
The purpose of this utility model is the deficiency effectively overcoming above-mentioned technology, there is provided a kind of transition to connect wheel rim, when band tyre changed by needs, after air-inflation tyre of dismantling, directly can load transition of the present utility model connect wheel rim, thus loading band tyre, fast very convenient.
The technical solution of the utility model realizes like this, a kind of transition connects wheel rim, for connecting tyre on wheel rim and band tyre, the lateral surface corner of tyre on wheel rim has a flange, and flange inner is with scalene cone, its improvements are: described transition connects wheel rim and has a cylindrical shell, and the top, one end of cylindrical shell is pressed on above-mentioned flange, and is provided with the soft ring of a deformable opening between cylindrical shell and tyre on wheel rim; The other end of described cylindrical shell takes the form of inclined plane, on fitting with the inclined-plane of the wedge-like opening snap ring being arranged on the cylindrical shell other end, the opposite side of this wedge-like opening snap ring is provided with a control apparatus, this control apparatus can promote wedge-like opening snap ring and move, thus regulates elasticity between transition fifth wheel rim and tyre on wheel rim.
In above-mentioned structure, described control apparatus is made up of stop bit guard ring and puller bolt, the top, one end of stop bit guard ring is pressed on the elastic ring of lock ring on described tyre on wheel rim, and described puller bolt passes in stop bit guard ring, and namely the top of puller bolt is pushed up and be pressed on wedge-like opening snap ring.
In above-mentioned structure, described cylindrical shell is also provided with one and gives up the throne screw, this screw head of giving up the throne is tapered and through the cylindrical shell connecting wheel rim in transition, the tapered slope of screw head of giving up the throne and the inclined-plane of wedge-like opening snap ring fit.
In above-mentioned structure, the cross section approximate right angle triangle of described wedge-like opening snap ring, wedge-like opening snap ring is fitted on the outside face of cylindrical shell.
In above-mentioned structure, the soft ring of described deformable opening has small gap.
The beneficial effects of the utility model are: the utility model is by above-mentioned structure, when band tyre changed by needs, can directly to dismantle air-inflation tyre, then load transition and connect wheel rim and band tyre, without the need to changing original wheel rim again, by holding out against the cooperation of screw, stop bit guard ring, wedge-like opening snap ring and screw of giving up the throne, product is installed and removed very convenient, both ensure that the reliability after tire installation, can advantageously dismantle again; The soft circle of deformable opening of one end has made to connect the cylindrical shell of wheel rim and tyre on wheel rim in addition has sturdy closely, the scalene cone of the other end and the inclined-plane of wedge-like opening snap ring that connect wheel rim fit, the two ends of whole connection wheel rim and the two ends of original tyre on wheel rim are made to be all closely sturdy, thus more steady in use, more improve safety.
[accompanying drawing explanation]
Fig. 1 is generalized section of the present utility model;
Fig. 2 is the part sectional view at A place in Fig. 1.
[detailed description of the invention]
Below in conjunction with drawings and Examples, the utility model will be further described.
With reference to shown in Fig. 1, a kind of transition that the utility model discloses connects wheel rim, this transition connects wheel rim 20 for connecting tyre on wheel rim 10 and band tyre, wherein namely tyre on wheel rim 10 selects the wheel rim entrained by vehicle itself, and therefore the concrete structure of tyre on wheel rim 10 is not explained in detail herein.
Further, with reference to shown in Fig. 1, there is flange 101 one end of tyre on wheel rim, and with scalene cone inside flange 101, transition connects on wheel rim 20 cylindrical shell 201, the length of this cylindrical shell 201 is slightly less than the width of wheel rim 10, the internal diameter of cylindrical shell 201 is then slightly larger than the external diameter of wheel rim 10, after airtyred wheel rim 10 being loaded transition connection wheel rim 20, the outside face of wheel rim 10 has certain gradient, therefore when the top, one end of cylindrical shell 201 is pressed on above-mentioned flange 101, by the extruding of tyre on wheel rim 10 outside face and cylindrical shell 201, make it fastening, shown in composition graphs 2, between the cylindrical shell 201 and tyre on wheel rim 10 of transition connection wheel rim 20, the soft ring 30 of a deformable opening is provided with inside flange 101, the soft ring 30 of deformable opening has small gap, cylindrical shell 201 and tyre on wheel rim 10 extrude the soft ring 30 of deformable opening, be adjacent to compacting transition after the soft ring 30 of deformable opening is out of shape and connect wheel rim 20.
Further, the other end that transition connects the cylindrical shell 201 of wheel rim 20 is held on the hypotenuse of a wedge-like opening snap ring 40, in the present embodiment, with reference to Fig. 1, the cross section approximate right angle triangle of wedge-like opening snap ring 40, one end of cylindrical shell 201 has the inclined-plane fitted with the tapered slope of wedge-like opening snap ring 40, therefore when wedge-like opening snap ring 40 sway, and the elasticity namely between adjustable cylindrical shell 201 and tyre on wheel rim 10.The opposite side of wedge-like opening snap ring 40 is provided with a control apparatus, and this control apparatus can promote wedge-like opening snap ring 40 and move, thus pushes elasticity between transition connection wheel rim and tyre on wheel rim.
Concrete, above-mentioned control apparatus is made up of stop bit guard ring 50 and puller bolt 60, the top, one end of stop bit guard ring 50 is pressed on the elastic ring 70 of lock ring on described tyre on wheel rim, realize fastening in the lower end embedding tyre on wheel rim 10 of elastic ring 70, the fixing of stop bit guard ring 50 is realized by elastic ring 70, hold out against screw 60 to pass in stop bit guard ring 50, namely the top holding out against screw 60 is pushed up and is pressed on wedge-like opening snap ring 40, therefore when push hold out against screw 60 time, wedge-like opening snap ring 40 sway can be promoted, realize the adjustment that transition connects elasticity between wheel rim 20 and tyre on wheel rim 10.
In order to better regulate the elasticity between transition fifth wheel rim 20 and tyre on wheel rim 10, the cylindrical shell 201 of transition connection wheel rim 20 is also provided with the screw 80 of giving up the throne of dismounting, this screw 80 of giving up the throne is through the cylindrical shell 201 connecting wheel rim 20 in transition, the top of screw 80 and the tapered slope of wedge-like opening snap ring 40 of giving up the throne fits, therefore screws bolts 80 of giving up the throne is regulated, the component produced by the inclined-plane fitted by extrapolated for the wedge-like opening snap ring 40 of clamping, thus completes the dismounting of transition connection wheel rim 20.
The utility model is by above-mentioned structure, when band tyre changed by needs, can directly to dismantle air-inflation tyre, then load transition and connect wheel rim and band tyre, without the need to changing original wheel rim again, by screw of giving up the throne, wedge-like opening snap ring and the cooperation holding out against screw, product is loaded and unloaded very convenient, both ensure that the reliability after tire installation, can advantageously dismantle again, reduce the cost changing band tyre; The soft ring of deformable opening of one end has made transition connect the cylindrical shell of wheel rim and tyre on wheel rim to be had sturdy closely, the scalene cone of the other end and the inclined-plane of wedge-like opening snap ring that connect wheel rim fit, the two ends of whole connection wheel rim and the two ends of original tyre on wheel rim are made to be all closely sturdy, thus more steady in use, more improve safety.
Described above is only preferred embodiment of the present utility model, and above-mentioned specific embodiment is not to restriction of the present utility model.In technological thought category of the present utility model, can occur various distortion and amendment, all those of ordinary skill in the art, according to describing retouching, the amendment made above or equivalent replacing, all belong to the scope that the utility model is protected.