CN2405852Y - Combination device for vertical-tube and handle-fixing bar of bicycle - Google Patents

Abstract

The utility model relates to an assembling device for vertical tubes and handle fixing rods of bicycles, which comprises the vertical tube of the bicycle and the handle fixing rod, wherein, the vertical tube is penetrated and sheathed inside a combining ring tube of the handle fixing rod. The assembling device for vertical tubes and handle fixing rods of bicycles also comprises a combining strip block which is plugged and sheathed inside the vertical tube. The center of the combining strip block is provided with a screw hole for a fixed screwing element to be screwed at the point of the screw hole of the combining strip block. The vertical tube and the handle fixing rod are combined into integration. Friction can be avoided to be generated to the inner wall of the vertical tube by the assembling device. The strength of the vertical tube can be enhanced by the combining strip block.

Description

The composite set of the vertical tube of bicycle and handle fixed link

The utility model is about a kind of vertical tube of bicycle and the composite set of handle fixed link, mainly be in the medium pore of vertical tube, set firmly with central tool screw in conjunction with stick, and can wear the handle fixed link in conjunction with endless tube after, can utilize the bolting element spiral shell to become one, like this, can avoid that not only the vertical tube inwall is produced friction and cause damage, and tie the reinforced ribs of while, to improve the damage of vertical tube as vertical tube at spiral shell.

Though motor bike has fireballing advantage than bicycle, but institute's exhaust gas discharged but can cause aerial contamination, but bicycle does not just have contamination phenomenon fully, and drive bicycle again with body-building effect, add that material science is constantly progressive, can make the weight of bicycle reduce to bottom line, bicycle function and traveling comfort are improved greatly, and masses are produced bigger attractive force, therefore, existing more people uses the vehicle of bicycle as short distance instead.

Regular Bicycle, all spiral shell is established cushion above the central authorities of vehicle frame, the below connects establishes pedal, the front side of vehicle frame then connects establishes a front fork, the top of front fork connects establishes vertical tube, connect again and establish handle, the below connects establishes front-wheel, the vehicle frame rear side also connects and establishes trailing wheel, and pedal is connected to trailing wheel with chain, and can drive front-wheel stepping on pedal rear drive trailing wheel, so that bicycle is advanced, wherein, vertical tube combines with handle, be that riser upper end is set on the handle fixed link, and spiral shell is established a bolting element, and combination fully, existing vertical tube of bicycle and combining of handle, be after vertical tube is socketed in a handle fixed link, utilize a bolting element to be screwed into again by the handle fixed link, make vertical tube and handle fixed link spiral shell become one, and can be on the handle fixed link swivel nut handle, and existing bolting element 1, as shown in Figure 1, by cap head 11, screw rod 12, jacking block 13, tensioner ring 14 and crowded 15 formation, wherein, the bottom side of jacking block 13 is a up big and down small conical ring body, and after screw rod 12 is set on the mesopore of jacking block 13, utilize the screw thread of going up lateral circle surface to be arranged in the mesopore place of cap head 11 by jacking block 13 again, the bottom side end of screw rod 12 and stretch out simultaneously by jacking block 13 belows, again the mesopore of tensioner ring 14 upsides is abutted in the conical ring body of jacking block 13 bottom sides, and screw rod 12 bottom sides are also passed the mesopore of tensioner ring 14 and are arranged in crowded 15 screw place, make the crowded 15 less external diameter end of upside be resisted against the mesopore bottom side of tensioner ring 14, the side face of tensioner ring 14 is offered a line of rabbet joint, during use, as shown in Figure 2, upper end with vertical tube 2 is set on handle fixed link 3 rear sides in conjunction with in the endless tube 31 earlier, again with bolting element 1 by filling in conjunction with the top of endless tube 31, and the ring edge that utilizes cap head 11 is resisted against the upside end face in conjunction with endless tube 31, to prevent bolting element 1 whole entering in conjunction with in the endless tube 31, then, with hex spanner rotary screw 12, rotary state along with screw rod 12 original places, promptly force crowded 15 toward rising, rise at crowded 15, the conical ring body of jacking block 13 bottom sides and crowded 15 the conical surface are just to tensioner ring 14 deeply, and make tensioner ring 14 be expanded its external diameter utilizing the line of rabbet joint of side face under crowded, so that the side face of tensioner ring 14 is tight against on the tube wall of vertical tube 2, as shown in Figure 3, vertical tube 2 and handle fixed link 3 are combined into one, reach spiral shell knot purpose, that is the expansion that utilizes tensioner ring 14 makes vertical tube 2 and handle fixed link 3 the spiral shell knot is fixing mutually, so that another termination spiral shell of handle fixed link 3 is established handle (not drawing) herein.

Also can use another kind of bolting element 4, as shown in Figure 4, it is by screw rod 41, cap ring 42, spring 43, pad 44, last endless tube 45, following endless tube 46 and breechblock 47 constitute, the side face of wherein going up endless tube 45 and following endless tube 46 is concavo-convex, and the opposing end surface of two endless tubes is cooresponding inclined plane shape, screw rod 41 passes cap ring 42 in regular turn, spring 43, pad 44, behind last endless tube 45 and the following endless tube 46, being arranged in breechblock 47 again is combined as a whole, during use as shown in Figure 5, same vertical tube 2 upsides are set in handle fixed link 3 in conjunction with endless tube 31 places, again bolting element 4 is filled in by the through hole upper end in conjunction with endless tube 31, and replace at upside end face in conjunction with endless tube 31 by paste 42, then behind rotating screw bolt 41, promptly force breechblock 47 to rotate up, then along with revolving on the breechblock 47, just reaching down to last endless tube 45, endless tube 46 produces crowded thrust, and make its opposing end surface thereby stagger mat and make its external diameter expansion, so can replace on the tube wall of vertical tube 2 with the male and fomale(M﹠F) of side face, as shown in Figure 6, to reach fixedly purpose of spiral shell knot, so that the opposite side termination spiral shell of handle fixed link 3 is established handle.

Vertical tube and handle fixed link 3 are established by the spiral shell of bolting element, can utilize the expansion of bolting element external diameter, reach the fixed function of closing of spiral shell, but, when by bike because of the ground-surface shaking force that causes that jolts concentrates on the vertical tube place, and this stress can make the tube wall that screws togather solid element and vertical tube produce friction, so that using a period of time to cause loosening easily, and the solid power of the spiral shell that causes the two reduces, even the disadvantage that handle fixed link 3 is come off by vertical tube takes place, so in addition improved necessity is arranged.

Primary and foremost purpose of the present utility model is to provide a kind of avoid taking place between vertical tube and handle the fixed link vertical tube of loosening bicycle and the composite set of handle fixed link, utilize and set firmly one in the vertical tube in conjunction with stick, with bolting element vertical tube and handle fixed link spiral shell are become one, the stress when preventing to shake causes friction to the tube wall of vertical tube.

A purpose more of the present utility model is to provide a kind of standpipe of bicycle of vertical tube intensity and composite set of handle fixed link of improving, and utilizes to set firmly one in the vertical tube in conjunction with stick, by in conjunction with the reinforced ribs of stick as vertical tube, reaches the effect that improves vertical tube intensity.

The utility model is taked following concrete structure:

The composite set of the vertical tube of bicycle of the present utility model and handle fixed link comprises a standpipe of bicycle and a handle fixed link; Vertical tube be set on the handle fixed link in conjunction with in the endless tube; It is characterized in that, also comprise one, in vertical tube, be provided with a screw, be arranged in screw place, vertical tube and handle fixed link are combined as a whole in conjunction with stick for bolting element in conjunction with the central authorities of stick in conjunction with the stick plug sleeve in conjunction with stick.

Wherein, also can comprise a pad, have and the described corresponding through hole of screw that combines stick in the middle of it, with the solid end of spiral shell at described vertical tube; Described is that outer peripheral face has and can be the geometric configuration that face contacts with face with the tube wall of described vertical tube in conjunction with stick.

Wherein, describedly can be wherein two respective side in conjunction with stick and protrude circular arcs, in addition the strip blocks of two recessed circular arcs of respective side.

Wherein, described can be one-body molded in conjunction with stick by lamination coating metallized aluminium alloy material, the place is provided with screw at aluminum alloy materials.

Wherein, described can be one-body molded in conjunction with stick by lighter alloy material, central authorities are provided with screw.

Reaching embodiment in conjunction with the accompanying drawings is described in detail as follows specific structural features of the present utility model:

Description of drawings:

Fig. 1: the exploded drawings of existing bolting element.

Fig. 2: the scheme drawing after bolting element plugs together among Fig. 1.

Fig. 3: the scheme drawing after the bolting element spiral shell is consolidated among Fig. 1.

Fig. 4: the exploded drawings of another kind of existing bolting element.

Fig. 5: the scheme drawing after bolting element plugs together among Fig. 4.

Fig. 6: the scheme drawing after the bolting element spiral shell is consolidated among Fig. 4.

Fig. 7: the block diagram of the utility model one embodiment.

Fig. 8: insert top view behind the vertical tube in conjunction with stick in the utility model.

Fig. 9: the scheme drawing of being established by spiral shell in conjunction with stick in the utility model.

Figure 10: the running condition scheme drawing of another embodiment of the utility model.

Figure 11: the running condition scheme drawing of the another embodiment of the utility model.

At first see also Fig. 7,8, the utility model mainly is that one is combined as a whole in conjunction with stick 5 plug sleeves cementation in vertical tube 6, so that with fixed the closing of handle fixed link 7 spiral shells, protrude circular arcs in conjunction with stick 5 for two respective side wherein, the strip block of the recessed circular arcs of other two respective side, its maximum outside diameter is just suitable with the aperture of vertical tube 6, central authorities in conjunction with stick 5 are provided with a screw that runs through 51, screw 51 upside apertures are conical suface also, be beneficial to the combination that is screwed into of bolting element, it is of the present utility model that can to make outer peripheral face in conjunction with stick 5 be lamination coating and middle place is aluminum alloy materials, so can the screw that run through be set at the aluminum alloy materials place of centre, but also can be whole all one-body molded with the little alloy material of proportion, and profile can be other geometric configuratioies that outer peripheral face has arc surface, and making in conjunction with stick 5 to have bigger contact surface with the mesopore of vertical tube 6, but not is some contact shape, so that in conjunction with the outer peripheral face of stick 5 after smearing stick and filling in vertical tube 6 mesopores, both firmly are bonded as one.

As shown in Figure 9, during combination, equally the upside of vertical tube 6 is set in the through hole in conjunction with endless tube 71 of handle fixed link 7, and after wearing pad 73 by a bolting element 72, be arranged in screw 51 places in conjunction with stick 5, can make vertical tube 6 fixing with handle fixed link 7 mutual spiral shell knots, and effect of the present utility model is, behind the mesopore cementation of plug sleeve, form integrated, in conjunction with stick 5 so when by bike, produce shaking force because of road bump at vertical tube 6, and after conducting to vertical tube 6, can't produce focal point of stress, and not cause the tube wall of vertical tube 6 thereby the friction phenomenon takes place, therefore, can avoid vertical tube 6 to reduce because of abrasion cause screwing togather power, to keep firm bonding state, simultaneously, also because plug sleeve is in conjunction with stick 5 in vertical tube 6, so shown in the top view of Fig. 8, can form the reinforced ribs of vertical tube 6 in conjunction with stick 5, can improve the intensity of vertical tube 6, can prevent that more vertical tube 6 from causing the phenomenon that wrecks because of vibrations.

Because bicycle pattern difference, the length of vertical tube 6 also thereby different, so the vertical tube 6 of institute of maker moulding is all got extreme length, and the car trader cuts suitable length more on demand for combination voluntarily, as shown in figure 10, the length in conjunction with stick 5 in the utility model also is not the length of whole Zhi Shuguan 6, and the bulk of shorter length, can be in vertical tube 6 with interval mode cementation several piece in conjunction with stick 5, then concordant with the upside termination of vertical tube 6 just as if the top after cutting in conjunction with the termination of stick 5, nature wears bolting element 72 on the screw 51 that is arranged in behind the pad 73 in conjunction with stick 5, finish assembly processing step, when because of after cutting, when upside still has slightly spacing in conjunction with the upside termination of the termination of stick 5 and vertical tube 6, as shown in figure 11, can length long bolting element 72 wear that to carry out spiral shell behind the pad 73 solid, can reach firm combination equally, though and be block in conjunction with stick 5, but can form the reinforced ribs of vertical tube 7 equally, to improve the intensity of vertical tube 6, can there be enough intensity to bear shaking force, fractures avoiding.

Compared with prior art, the utlity model has following effect:

The vertical tube of bicycle of the present utility model and the composite set of handle-fixing are because vertical tube Set up in conjunction with stick and can make vertical tube and handle-fixing reach firm combination, and can form perpendicular The reinforced ribs of pipe, the intensity of raising vertical tube can have enough intensity to bear shaking force, to avoid Fracture.

More than narration is to borrow embodiment that architectural feature of the present utility model is described, is not for limit Make protection domain of the present utility model.

Claims (5)

1, the composite set of a kind of vertical tube of bicycle and handle fixed link comprises a standpipe of bicycle and a handle fixed link; Vertical tube be set on the handle fixed link in conjunction with in the endless tube; It is characterized in that, also comprise one, in vertical tube, be provided with a screw, be arranged in screw place, vertical tube and handle fixed link are combined as a whole in conjunction with stick for bolting element in conjunction with the central authorities of stick in conjunction with the stick plug sleeve in conjunction with stick.

2, composite set according to claim 1 is characterized in that, also comprises a pad, has and the described corresponding through hole of screw that combines stick in the middle of it, with the solid end at described vertical tube of spiral shell; Described is that outer peripheral face has and can be the geometric configuration that face contacts with face with the tube wall of described vertical tube in conjunction with stick.

3, composite set according to claim 2 is characterized in that, describedly protrudes circular arcs in conjunction with stick for two respective side wherein, in addition the strip blocks of two recessed circular arcs of respective side.

According to claim 1 or 2 or 3 described composite sets, it is characterized in that 4, described one-body molded by lamination coating metallized aluminium alloy material in conjunction with stick, the place is provided with screw at aluminum alloy materials.

According to claim 1 or 2 or 3 described composite sets, it is characterized in that 5, described one-body molded by lighter alloy material in conjunction with stick, central authorities are provided with screw.

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