CN205675171U - The buffer shock-proof device for bicycle of tool function of balancing air pressure - Google Patents

Abstract

The buffer shock-proof device for bicycle of this utility model tool function of balancing air pressure includes an outer tube, one inflating seat, one piston tube, one air valve adjusting rod, one piston seat, one inner tube and a regulation elastic component, this inflating seat is formed with an air valve passage, this piston tube connects the air valve passage of this inflating seat, one first gaseous core selectively seals this air valve passage, this piston seat connects this piston tube and is formed with a piston channel, one second gaseous core optionally seals this piston channel, this inner tube is set in outside piston tube, this inner tube is separated into one first air chamber and one second air chamber by this piston seat, this regulation elastic component is located in piston tube, pushing and pressing air valve adjusting rod, this air valve adjusting rod is promoted to move down during inflation, make this first displacement bar and this second displacement bar depressurization effect, to reach the purpose inflated simultaneously.

Description

The buffer shock-proof device for bicycle of tool function of balancing air pressure

Technical field

This utility model relates to a kind of for bicycle and the buffer shock-absorber that possesses function of balancing air pressure.

Background technology

Existing bicycle mostly on front fork tube or back breeches pipe tire can reload buffer shock absorber, when bicycle running in Absorbable during road surface shake produced by road bump, the inside of existing buffer shock-absorber be generally equiped with a spring and It is formed with an air chamber, by the combination of this spring and this air chamber to deal with the vibrations of different amplitude, but, the K value (bullet of this spring Spring constant) it is fixed numbers, the most same spring is not particularly suited for the bicycle riding of different road conditions, produces punching as rided road conditions Hit the power default K value not less than this spring, then this spring will lose pooling feature because of not start, develop one now for this There is the buffer shock-absorber of 2 air chambers, due to the gas flow of this 2 air chambers all adjustable insides, thus can be suitably used for different road conditions Bicycle riding and buffer shock-absorber lighter in weight, but, existing buffer shock-absorber, this 2 air chambers need to be respectively directed to and carry out Inflation, therefore gas replenishment process is the most numerous and diverse and need to expend more time.

Utility model content

Because the buffer shock-absorber of aforementioned prior art need to be inflated respectively, and cause aeration step numerous and diverse, this reality With new and improved existing buffer shock-absorber, to reach simplify the purpose of aeration step and charging efficiency can be promoted.

For reaching above-mentioned utility model purpose, the technological means that this utility model is used is for providing one tool air pressure balance The buffer shock-proof device for bicycle of function, it comprises:

One outer tube；

One inflating seat, it is arranged in this outer tube and includes an air valve passage and one first gaseous core, this air valve passage one-tenth Shape is in this inflating seat, and this first gaseous core is located in this inflating seat and optionally seals this air valve passage；

One piston tube, it connects and connects the first filling channel of this inflating seat and hole formed therethrough has at least one air-filled pore；

Inside one air valve adjusting rod, its first filling channel being movably arranged at this inflating seat and this piston tube；

One piston seat, it connects this piston tube and hole formed therethrough has a piston channel and has one second gaseous core, this piston Channel formation is connected in this piston seat and with this piston tube, and this second gaseous core is located in this piston seat and optionally seals This piston channel；And

One inner tube, it is set in, and piston tube is outer and be positioned in this outer tube, and this piston seat is resisted against on the inner ring surface of this inner tube, And the inner space of this inner tube is separated into one first air chamber and one second air chamber, this first air chamber is formed in this inner tube and this work Being connected between plug pipe and with this at least one air-filled pore, the first air chamber and the second air chamber are connected by this piston channel；

When not pressing the first gaseous core of this inflating seat, this first gaseous core and this second gaseous core close off this air valve passage And this piston channel；When pressing the first gaseous core of this inflating seat, this first gaseous core promotes this air valve adjusting rod to press simultaneously This second gaseous core, then this first gaseous core this air valve passage unclosed, this second gaseous core this piston channel unclosed, make this air valve lead to Road, this first air chamber, this piston channel and this second air chamber are for being connected.

External aerating device, when actually used, is connected on the inflating seat of this shock absorbing apparatus by this utility model, and Promote this first gaseous core to move down to release for the sealing of this air valve passage, simultaneously this air valve adjusting rod also by this first The pushing of gaseous core, then this second gaseous core is pushed downwards in the bottom of this air valve adjusting rod, to release the sealing for this piston channel, Then the gas of filling can be filled with in the first air chamber, simultaneously by this air valve passage, the first gaseous core, piston tube inside and positioning seat This gas is filled with in this second air chamber also by this piston channel, the second gaseous core, thus can reach 2 air chambers and fill simultaneously Effect of gas, to simplify aeration step of the present utility model and can promote charging efficiency.

Accompanying drawing explanation

Fig. 1 is that this utility model connects front crown and the stereoscopic figure of outer tube.

Fig. 2 is the profile of the first half of the present utility model.

Fig. 3 is the profile of lower half of the present utility model.

Fig. 4 is that this utility model is in the pressing action profile of the first gaseous core of inflated condition.

Fig. 5 is that this utility model is in the pressing action profile of the second gaseous core of inflated condition.

Fig. 6 is the first half assembly exploded view of shock absorbing apparatus of the present utility model.

Fig. 7 is the lower half assembly exploded view of shock absorbing apparatus of the present utility model.

Detailed description of the invention

Hereinafter coordinate accompanying drawing and preferred embodiment of the present utility model, this utility model is expanded on further predetermined real for reaching The technological means taked by novel purpose.

Referring to shown in Fig. 1 to Fig. 3, the buffer shock-proof device for bicycle of this utility model tool function of balancing air pressure is in order to install In a front fork mechanism, illustrating, (buffer shock-proof device for bicycle of this tool function of balancing air pressure can be installed in actual use In the front fork mechanism of one bicycle or in back vent mechanism), this front fork mechanism comprises front crown 20 and a steering tube 10, this turn Be located at the centre of this front crown 20 to pipe 10, the buffer shock-proof device for bicycle of this tool function of balancing air pressure includes an outer tube 30, inflating seat 41, piston tube 42, air valve adjusting rod 43, positioning seat 45, piston seat 46, inner tube 47, inner tube Seat 44 and a regulation elastic component 48.

Aforementioned outer tube 30 is connected on the bottom surface of this front crown 20.

Referring to shown in Fig. 1, Fig. 2 and Fig. 6, aforementioned inflating seat 41 is arranged in this front crown 20 and comprises an air valve pipe 411, an air valve cap 412, several cushion pad 413 and one first gaseous core, this air valve pipe 411 is located in this inflating seat 41 and internal Being formed with an air valve passage 4111, one first class face 415 projection is formed in this air valve passage 4111, and this air valve cap 412 can Lid is located on this inflating seat 41 discretely, and these several cushion pads 413 are set in outside this air valve pipe 411 and are fastened on this front crown One end of 20, this first gaseous core is located in this inflating seat 41 and optionally seals the air valve passage 4111 of this air valve pipe 411, In the present embodiment, this first gaseous core comprises one first and fixes seat 414,1 first displacement bar 416 and one first elastic component 417, should First fixes seat 414 is installed on the internal face of this air valve pipe 411 and hole formed therethrough has one first filling channel 4141, and this is first years old Displacement bar 416 is located in this movably and first fixes in the first filling channel 4141 of seat 414 and around being formed with one first Ring flange 4161, this first elastic component 417 is set in this first displacement bar 416 and this first fixes between seat 414, to push away upward To this first displacement bar 416, make first ring flange 4161, the first class face against this inflating seat 41 of this first displacement bar 416 415, and then close this first the first filling channel 4141 fixing seat 414.

Referring to shown in Fig. 2, Fig. 3 and Fig. 7, aforementioned piston tube 42 is inner hollow and is socketed in the one of this air valve pipe 411 End, the inner space of this piston tube 42 connects the air valve passage 4111 of this air valve pipe 411, and the side wall surface of this piston tube 42 runs through into Shape has at least one air-filled pore 421, and in the present embodiment, the quantity of this at least one air-filled pore 421 is two, aforementioned air valve adjusting rod 43 to be located in this inflating seat 41 and this piston tube 42 movably internal, and the top of this air valve adjusting rod 43 be resisted against this first The bottom of displacement bar 416.

Aforementioned positioning seat 45 is set in outside this piston tube 42 and this positioning seat 45 hole formed therethrough has at least one air inlet 451, The alignment of this at least one air inlet 451 connects this at least one air-filled pore 421 of this piston tube 42, and in the present embodiment, this is at least one years old The quantity of air inlet 451 is two.

Aforementioned piston seat 46 connects this piston tube 42 and comprises piston channel 463 and one second gaseous core, this piston channel 463 are formed in this piston seat 46 and are connected with the inside of this piston tube 42, and one second class face 465 projection is formed in this work In plug passage 463, this second gaseous core is located in this piston seat 46 and optionally seals this piston channel 463, at the present embodiment In, this second gaseous core comprises one second and fixes seat 461,1 second displacement bar 462 and one second elastic component 464, this second fix Seat 461 is installed on the internal face of this piston seat 46 and hole formed therethrough has one second filling channel 4611, this second displacement bar 462 It is located in this movably second fix in the second filling channel 4611 of seat 461 and be optionally resisted against this air valve adjusting rod The bottom of 43, the second displacement bar 462 around being formed with one second ring flange 4621, this second elastic component 464 be set in this second Displacement bar 462 and this second fix between seat 461, to push against this second displacement bar 462 upward, make this second ring flange 4621 support By the second class face 465 of this piston seat 46, and then close this second the second filling channel 4611 fixing seat 461.

Aforementioned inner tube 47 is set in outside this piston tube 42 and is positioned in this outer tube 30, and this piston seat 46 is resisted against this inner tube On the inner ring surface of 47, and the inner space of this inner tube 47 being separated into one first air chamber 471 and one second air chamber 472, this is first years old Air chamber 471 is formed between this inner tube 47 and this piston tube 42, this first air chamber 471 and this at least one air-filled pore 421 and this extremely A few air inlet 451 is connected, and this first air chamber 471 and the second air chamber 472 second are fixed the second of seat 461 through this and inflated Passage 4611 and this piston channel 463 and be interconnected.

Aforementioned interior base 44 is set in this piston tube 42, and this inner tube 47 is formed with a upper end open, and this interior base 44 is close Closing the upper end open of this inner tube 47, the two ends of this positioning seat 45 bear against this interior base 44 and piston seat 46, to reach location Effect, this positioning seat 45 is provided with on one locating pad 452 and once locating pad 453, locating pad 452 and this lower locating pad on this 453 spacer sleeves are located in this piston tube 42 and bear against this interior base 44 and this piston seat 46.

In aforementioned regulation elastic component 48 is located at piston tube 42 and be sheathed on this air valve adjusting rod 43, and this air valve adjusting rod 43 A sheathed c-type clasp 431 in the outside wall surface of this piston seat 46, the two ends of this regulation elastic component 48 push against this c-type button respectively Ring 431 and this piston seat 46, then this regulation elastic component 48 is for push against this air valve adjusting rod 43 to just towards this inflating seat 41 direction Beginning position, the top of this air valve adjusting rod 43 is pushed up the first displacement bar 416 to this first gaseous core, simultaneously this air valve adjusting rod The bottom of 43 is away from the second displacement bar 462 of this second gaseous core, so that the second elastic component 464 of the second gaseous core can promote this upward Second displacement bar 462, in the present embodiment, this regulation elastic component 48 is a compression spring.

Referring to shown in Fig. 2 to Fig. 5, this utility model, when actually used, be connected to this with an external aerating device and keep away On the inflating seat 41 of shake device, and press down the first displacement bar 416 of this first gaseous core to promote this air valve adjusting rod 43 towards moving down Dynamic, it is logical that this first elastic component 417 is made this first gaseous core release for this first inflation by the extruding of this first displacement bar 416 The sealing in road 4141, and the c-type clasp 431 of this air valve adjusting rod 43 pushes downwards this regulation elastic component 48, this air valve adjusting rod Same the second displacement bar 462 pressing this second gaseous core at present in the bottom of 43, makes this second elastic component 464 by this second displacement bar The extruding of 462 and make this second gaseous core release the sealing for this second filling channel 4611, then the gas of outside filling can be through First fixed the first filling channel 4141 of seat 414 and the air valve passage 4111 of this air valve pipe 411 by this and flow into this piston tube 42 is internal, then is filled with this via at least one air-filled pore 421 of this piston tube 42 and at least one air inlet 451 of this positioning seat 45 In first air chamber 471, this gas second fixes the second filling channel 4611 of seat 461 and this piston seat 46 also by this simultaneously Piston channel 463 and be filled with in this second air chamber 472, when inflation after, be pressed in the external of this first displacement bar 416 under releasing Aerating device, upwardly this air valve adjusting rod 43 involution of this regulation elastic component 48 in situ, this first elastic component 417 and should simultaneously Second elastic component 464 the most upwardly this first displacement bar 416 and this second displacement bar 462 are to seal this first filling channel 4141 and this second filling channel 4611, this utility model can reach to fill by the displacement of this air valve adjusting rod 43 simultaneously Effect of gas, simplifies aeration step of the present utility model with this and can promote charging efficiency.

In other preferred embodiment, this utility model can not possess this regulation elastic component 48, only by this first gaseous core The first elastic component 417 and the second this first displacement bar 416 of elastic component 464 resiliency urged and this second displacement of this second gaseous core Bar 462, to close off this first filling channel 4141 and this second filling channel 4611；Or, the first gaseous core and this Two gaseous cores can not possess elastic component 417,464, and change make the two ends of air valve adjusting rod 43 respectively with the first displacement bar 416 and this Two displacement bars 462 are connected to reach synchronization-moving effect, the most only promote this air valve adjusting rod by this regulation elastic component 48 43 just can make this first displacement bar 416 and this second displacement bar 462 close off this first filling channel 4141 and this second fills Gas passage 4611.

The above is only preferred embodiment of the present utility model, not does this utility model any pro forma Limit, although this utility model discloses as above with preferred embodiment, but is not limited to this utility model, any ability The technical staff in territory, in the range of without departing from technical solutions of the utility model, it should in can utilizing the technology of the disclosure above Hold and make a little change or be modified to the Equivalent embodiments of equivalent variations, as long as without departing from technical solutions of the utility model Hold, any simple modification, equivalent variations and modification above example made according to technical spirit of the present utility model, all Still fall within the range of technical solutions of the utility model.

Claims (10)

1. the buffer shock-proof device for bicycle having function of balancing air pressure, it is characterised in that comprise:

One outer tube；

One inflating seat, it is arranged in this outer tube and includes an air valve passage and one first gaseous core, and this air valve channel formation exists In this inflating seat, this first gaseous core is located in this inflating seat and optionally seals this air valve passage；

One piston tube, it connects and connects the air valve passage of this inflating seat and hole formed therethrough has at least one air-filled pore；

Inside one air valve adjusting rod, its air valve passage being movably arranged at this inflating seat and this piston tube；

One piston seat, it connects this piston tube and hole formed therethrough has a piston channel and has one second gaseous core, this piston channel Being formed in this piston seat and be connected with this piston tube, this second gaseous core is located in this piston seat and optionally seals this work Plug passage；And

One inner tube, it is outer and be positioned in this outer tube that it is set in piston tube, and this piston seat is resisted against on the inner ring surface of this inner tube, and will The inner space of this inner tube is separated into one first air chamber and one second air chamber, and this first air chamber is formed in this inner tube and this piston tube Between and be connected with this at least one air-filled pore, the first air chamber and the second air chamber are connected by this piston channel；

When not pressing the first gaseous core of this inflating seat, this first gaseous core and this second gaseous core close off this air valve passage and are somebody's turn to do Piston channel；When pressing the first gaseous core of this inflating seat, this first gaseous core promote this air valve adjusting rod with press simultaneously this Two gaseous cores, then this first gaseous core this air valve passage unclosed, this second gaseous core this piston channel unclosed, and make this air valve lead to Road, this first air chamber, this piston channel and this second air chamber are for being connected.

The buffer shock-proof device for bicycle of tool function of balancing air pressure the most according to claim 1, it is characterised in that:

This first gaseous core includes one first and fixes seat, one first displacement bar and one first elastic component, and first to fix seat fixed for this In this inflating seat and hole formed therethrough has one first filling channel, it is logical that this first displacement bar is arranged in this first inflation movably Road, this first elastic component is set in this first displacement bar and this first fixes between seat, to push against this first displacement bar upward, and This first displacement bar is made to close this first filling channel；

This second gaseous core includes one second and fixes seat, one second displacement bar and one second elastic component, and second to fix seat fixed for this On the internal face of this piston seat and hole formed therethrough has one second filling channel, this second displacement bar be arranged in movably this Two filling channels, this second elastic component is set in this second displacement bar and this second fixes between seat, with push against upward this second Displacement bar, and make this this second filling channel of the second displacement rod seal；

When pressing the first gaseous core of this inflating seat, the first displacement bar of this first gaseous core promotes this air valve adjusting rod to press simultaneously Press the second displacement bar of this second gaseous core, then this first gaseous core this air valve passage unclosed, this second gaseous core this piston unclosed Passage, and make this air valve passage, this first air chamber, this piston channel and this second air chamber for being connected.

The buffer shock-proof device for bicycle of tool function of balancing air pressure the most according to claim 1, it is characterised in that wrap further Containing a regulation elastic component, this regulation elastic component is positioned at this piston tube and is set on this air valve adjusting rod, and pushing against this air valve Adjusting rod to drive this first gaseous core upward so that this first gaseous core this air valve passage unclosed and this second gaseous core unclosed should Piston channel.

The buffer shock-proof device for bicycle of tool function of balancing air pressure the most according to claim 1, it is characterised in that:

This first gaseous core includes one first and fixes seat, one first displacement bar and one first elastic component, and first to fix seat fixed for this In this inflating seat and hole formed therethrough has one first filling channel, it is logical that this first displacement bar is arranged in this first inflation movably Road, this first elastic component is set in this first displacement bar and this first fixes between seat, to push against this first displacement bar upward also This first displacement bar is made to close this first filling channel；

This second gaseous core includes one second and fixes seat, one second displacement bar and one second elastic component, and second to fix seat fixed for this On the internal face of this piston seat and hole formed therethrough has one second filling channel, this second displacement bar be arranged in movably this Two filling channels, this second elastic component is set in this second displacement bar and this second fixes between seat, with push against upward this second Displacement bar also makes this this second filling channel of the second displacement rod seal；

Comprising a regulation elastic component further, this regulation elastic component is positioned at this piston tube and is set on this air valve adjusting rod, This regulation elastic component pushes against this air valve adjusting rod towards this inflating seat direction, the top of this air valve adjusting rod be pushed up to this first First displacement bar of gaseous core, the bottom of this air valve adjusting rod is away from the second displacement bar of this second gaseous core；

When pressing the first gaseous core of this inflating seat, the first displacement bar of this first gaseous core promotes this air valve adjusting rod to press simultaneously Press the second displacement bar of this second gaseous core, then this first gaseous core this air valve passage unclosed, this second gaseous core this piston unclosed Passage, and make this air valve passage, this first air chamber, this piston channel and this second air chamber for being connected.

The buffer shock-proof device for bicycle of tool function of balancing air pressure the most according to claim 4, it is characterised in that this air valve The bottom of adjusting rod is optionally against this second displacement bar.

6., according to the buffer shock-proof device for bicycle of the tool function of balancing air pressure according to any one of claim 3 to 5, its feature exists In, this air valve adjusting rod is provided with a c-type clasp, and the two ends of this regulation elastic component push against this c-type clasp and piston seat respectively.

The buffer shock-proof device for bicycle of tool function of balancing air pressure the most according to any one of claim 1 to 5, its feature exists In, this inflating seat comprises an air valve pipe, and this air valve pipe is arranged in this inflating seat, and the inside of this air valve pipe is formed with this air valve and leads to Road, this piston tube is socketed on this air valve pipe.

The buffer shock-proof device for bicycle of tool function of balancing air pressure the most according to claim 7, it is characterised in that wrap further Containing an air valve cap, this air valve cap covers separably and is located on this inflating seat.

The buffer shock-proof device for bicycle of tool function of balancing air pressure the most according to any one of claim 1 to 5, its feature exists In, base in comprising further, this inner tube is formed with upper end open, and this interior base sleeve is located in this piston tube and closely sealed this is interior The upper end open of pipe.

The buffer shock-proof device for bicycle of tool function of balancing air pressure the most according to claim 9, it is characterised in that further Including a positioning seat, this positioning seat is sheathed on this piston tube, and this positioning seat hole formed therethrough has at least one air inlet and has one Upper locating pad and once locating pad, the alignment of this at least one air inlet connects this at least one air-filled pore of this piston tube, this positioning seat Upper locating pad and lower locating pad bear against this interior base and piston seat.