CN2458909Y

CN2458909Y - Extendible rolling means structure

Info

Publication number: CN2458909Y
Application number: CN 01200177
Authority: CN
Inventors: 陈首卯
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-01-03
Filing date: 2001-01-03
Publication date: 2001-11-14
Anticipated expiration: 2011-01-03

Abstract

The utility model relates to a telescopic wheel structure which comprises a positioning casing group and an action device. A telescopic wheel can be controlled and taken in the positioning casing group and can have a proper shock-proof effect to extend the service life of the integral structure of the telescopic wheel.

Description

The expanding pulley structure

The utility model is a kind of expanding pulley structure, refers in particular to a kind of wheel set constructor that applies to suitcase, includes location shell group and movement device, accommodates wheel body in the shell group of location, to prolong the Practical Benefit in its service life to reach.

General common suitcase is to establish wheel body in the suitcase bottom group, mobility when using to promote, alleviate the user because of carrying uncomfortable that heavier suitcase produces, wheel body mainly is to utilize axle set to establish by keeper to form, playing major defect is: during actual the use, often shorten service life, or damage the inconvenience that causes in the use because of collision because of collision that improper placement produced causes wheel body.

At above-mentioned defective, the inventor through studying chronically and testing, creates the technical solution of the utility model in manufacturing development and the design experiences of being engaged in Related product for many years.

Main purpose of the present utility model is to provide a kind of expanding pulley structure, comprises location shell group and movement device, and this expanding pulley can be controlled and be contained in the shell group of location, and the suitable shock-proof effect of energy tool, reaches the purpose in the service life that prolongs unitary construction.

The purpose of this utility model is achieved in that a kind of expanding pulley structure, comprise the location shell group that most housing members are formed, organize respectively in the appropriate position establish movement device respectively form member and wheel body, it is characterized in that: this wheel body is to be hubbed at the priming part of movement device and to be affected part one end appropriate position by wheel shaft, and establish an elastic parts in this priming part and the pivot part group of location shell group, the other end that forces in the priming part with bar forced to move forms a suitable torque, cooperates to affect part co-contraction wheel body in the shell group of location.

This location shell group includes and connects shell spare, cover shell spare two times, cover shell spare on two, two sides are adornd shell spare before covering shell spare and two, cover shell spare for these two times and form race in the appropriate location to be installed with wheel body, and in appropriate location formation wheel guide hole, top fixed hole, spacing hole and hinged unit are organized establishing mutually with the member of movement device and are closed, make and cover shell spare on this and be mounted on down and cover shell spare top, side is covered shell spare and is mounted on down the outside of covering shell spare, set the position with most screw spiral shells, should before decorations shell spare utilize screw to be mounted on down to cover the appropriate position, front side of shell spare, form locating hole with the two end appropriate locations that connect shell spare again, establish two times with the screw spiral shell and cover shell spare, this connection shell spare forms bar groove and perforation respectively in most appropriate locations, cooperates group to establish with the suitable member of movement device.This movement device includes actuating strut, bar forced to move, two top firmwares, two affect work, two priming parts, most anti-vibration components, most elastic parts and great wheel arbor, this top firmware forms respectively in the appropriate position dials handle, jacking block, pivot joint block and elasticity locating piece, be hubbed at down the frame order unit place of covering shell spare with pivot joint block, and make elastic parts be mounted on the elasticity locating piece, this jacking block convexedly stretches in down the solid priming part in the outer top of the top fixed hole that covers shell spare in the appropriate position, this bar forced to move is arranged in the bar groove that connects shell spare, its two ends shaft is resisted against dialling above the handle of two top firmwares simultaneously, this operating bar is arranged in the perforation that connects shell spare, and lean on mutually with the shaft of bar forced to move, this priming part is mounted on down and covers the shell spare outside, this affects part to be mounted on down to cover shell spare inboard, cooperate elastic parts and the common pivot group of wheel shaft wheel body, this priming part and affect the part appropriate location to form the shock-absorbing groove is to be installed with anti-vibration component.This shock-absorbing group includes spring and compels piece, be mounted on the priming part and affect in the shock-absorbing groove of part, and with wheel shaft mutually by touching.This connection shell spare is formed bar groove and the structure of perforation for vertically linking to each other in the appropriate location.

Major advantage of the present utility model is the effect that has suitable shock-proof effect and prolong the service life of unitary construction.

Further specify below in conjunction with preferred embodiment and accompanying drawing.

Fig. 1 is a combination schematic perspective view of the present utility model.

Fig. 2 is a decomposing schematic representation of the present utility model.

Fig. 3 is the A-A cross-sectional schematic of Fig. 1.

Fig. 4 is the B-B cross-sectional schematic of Fig. 1.

Fig. 5 is the A-A cross-sectional schematic that places action of the present utility model.

Fig. 6 is the B-B cross-sectional schematic that places action of the present utility model.

Fig. 7 is the A-A cross-sectional schematic of execution of the present utility model.

Fig. 8 is the B-B cross-sectional schematic of execution of the present utility model.

Fig. 9 is the schematic diagram of user mode of the present utility model.

Consult shown in Fig. 1-8, the utility model provides a kind of expanding pulley structure, it comprises the location shell group 10 that most housing members are formed, organize respectively in the appropriate position establish movement device 20 respectively form member and wheel body 17, it is characterized in that: this wheel body 17 is to be hubbed at the priming part 24 of movement device 20 and to be affected part 25 1 end appropriate positions by wheel shaft 28, and establish flexible member 26 in this priming part 24 and location shell group 10 pivot part groups, the other end that utilizes the effect of lever principle and can bar 22 forced to move force in priming part 24 forms a suitable torque, composition by above-mentioned member, so that this wheel body 17 is subjected to the torque of bar 22 application of forces formation forced to move in priming part 24, cooperate to affect part 25 co-contraction wheel bodys 17 in location shell group 10, reach the wheel body Practical Benefit in 10 service lifes that to prolong again easy to use.

In the preferred embodiment of the present utility model, this location shell group 10 is to include one to connect shell spare 11, cover shell spare 12 two times, cover shell spare 13 on two, two sides are adornd shell spare 15 before covering shell spare 14 and two, make and cover shell spare 12 for these two times and form race 125 in the appropriate location to be installed with wheel body 17, and in appropriate location formation wheel guide hole 121, top fixed hole 123, spacing hole 124 and hinged unit 122 are organized establishing mutually with the member of movement device 20 and are closed, make and cover shell spare 13 on this and be mounted on down and cover shell spare 12 tops, side is covered 14 of shell spares and is mounted on down the outside of covering shell spare 12, and set the position with most screw 16 spiral shells, before decorations shell spare 15 appropriate position, front side that utilizes screw 16 to be mounted on down to cover shell spare 12, form with two end appropriate locations that connect shell spare 11 again and live hole 113 surely, establish two times with screw 16 spiral shells and cover shell spare 12, this connection shell spare 11 forms a bar groove 112 and a perforation 113 respectively in most appropriate locations, to cooperate group to establish with the suitable member of movement device 20.

Movement device 20 includes an operating bar 21, one bar 22 forced to move, two top firmwares 23, two affect part 25, two priming parts 24, two anti-vibration components 21, two elastic parts 26 and great wheel arbor 28, this top firmware 23 forms respectively in the appropriate position dials handle 231, jacking block 232, pivot joint block 233 and elasticity locating piece 234, connect piece 233 with frame and be hubbed at down hinged unit 122 places of covering shell spare 12, and make an elastic parts 26 be mounted on elasticity locating piece 234,232 of its jacking blocks convexedly stretch in down and push up solid priming part 24 outside the top fixed hole 123 that covers shell spare 120 in the appropriate position, be arranged in the bar groove 112 that connects shell spare 11 with a bar 22 forced to move again, and its two ends shaft is resisted against group handle 231 tops of two top firmwares 23 simultaneously, actuating strut 21 is arranged in the perforation 111 that connects shell spare 11 and leans on mutually with the shaft of bar 22 forced to move, make a priming part 24 be mounted on down and cover shell spare 12 outsides, one affects part 25 to be mounted on down covers shell spare 12 inboards, cooperate an elastic parts 26 and wheel shaft 28 common pivot group one wheel bodys 17, and in priming part 24 and affect part 28 appropriate locations to form shock-absorbing groove 241,251 to be installed with anti-vibration component 27.

This anti-vibration component 27 includes a spring 271 and and compels piece 272, be mounted on priming part 24 and affect in the shock-absorbing groove 241,251 of part 25, and with wheel shaft 28 mutually by touching.

This connection shell spare 11 is formed bar groove 11 and bore a hole and 111 be the structure that vertically is connected in the appropriate location.

Consult Fig. 9, during use, the utility model is the appropriate position that is mounted on the suitcase bottom, make the user draw mobile suitcase 29 to default objective by the expanding pulley structure, to draw bar depresses and packs up wheel body 17 in location shell group 10, so, the user can be with suitcase 29 folding and unfoldings in the appropriate location, avoid wheel body 17 to place the improper damage that may cause or reduce its service life because of suitcase 29, the user is when pressing down dilatory bar, should dilatory bar force actuating strut 21 to press down bar 22 forced to move and make two end shaft appropriate locations of bar 22 forced to move, group handle 231 of while two top firmwares 23 forced to move, cover shell spare 12 outsides to impel jacking block 232 to return down by top fixed hole 123, at this moment, under continuing, bar 22 forced to move is pressed on two ends, two citation rods 24 forced to move are upwards carried with its axle center that is pivoted simultaneously changes suitable angle, make in the race 125 that covers housing 12 under wheel body 17 retractions, shown in Fig. 3-8, this priming part 24 and to affect part 25 be by shock-absorbing groove 241, group is established anti-vibration component 27 in 251, the urgent piece 272 of anti-vibration component 27 and wheel shaft 28 are mutually by establishing, the suffered collision when using of the wheel body 17 of this expanding pulley structure also can slow down absorbing vibration by this anti-vibration component 27, to prolong this expanding pulley Practical Benefit easy to use again in structure service life.

Claims

1, a kind of expanding pulley structure, comprise the location shell group that most housing members are formed, organize respectively in the appropriate position establish movement device respectively form member and wheel body, it is characterized in that: this wheel body is to be hubbed at the priming part of movement device and to be affected part one end place by wheel shaft, and establish elastic parts in this priming part and the pivot part group of location shell group, the other end that forces in the priming part with bar forced to move forms suitable torque, cooperates to affect part co-contraction wheel body in the shell group of location.

2, expanding pulley structure according to claim 1, it is characterized in that: this location shell group includes and connects shell spare, cover shell spare two times, cover shell spare on two, two sides are adornd shell spare before covering shell spare and two, cover shell spare for these two times and form race to be installed with wheel body, and formation wheel guide hole, top fixed hole, spacing hole and hinged unit are organized establishing mutually with the member of movement device and are closed, should on cover shell spare and be mounted on down and cover above the shell spare, side is covered shell spare and is mounted on down the outside of covering shell spare, set the position with most screw spiral shells, should before decorations shell spare utilize screw to be mounted on down to cover the front side of shell spare, form locating hole with two ends that connect shell spare again, establish two times with the screw spiral shell and cover shell spare, this connection shell spare forms bar groove and perforation respectively in most appropriate locations, cooperates group to establish with the member of movement device.

3, expanding pulley structure according to claim 1 and 2, it is characterized in that: this movement device includes actuating strut, bar forced to move, two top firmwares, two affect work, two priming parts, most anti-vibration components, most elastic parts and great wheel arbor, this top firmware forms respectively dials handle, jacking block, pivot joint block and elasticity locating piece, be hubbed at down the frame order unit place of covering shell spare with pivot joint block, this elastic parts is mounted on the elasticity locating piece, this jacking block convexedly stretches in down the solid priming part in the outer top of the top fixed hole that covers shell spare, this bar forced to move is arranged in the bar groove that connects shell spare, its two ends shaft is resisted against dialling above the handle of two top firmwares simultaneously, this operating bar is arranged in the perforation that connects shell spare, lean on mutually with the shaft of bar forced to move, this priming part is mounted on down and covers the shell spare outside, this affects part to be mounted on down to cover shell spare inboard, cooperate elastic parts and the common pivot group of wheel shaft wheel body, this priming part and affect part to form the shock-absorbing groove that is installed with anti-vibration component.

4, expanding pulley according to claim 3 structure is characterized in that: this is mounted on the priming part and affects the anti-vibration component in the shock-absorbing groove of part to include spring and compel piece, and with wheel shaft mutually by touching.

5, expanding pulley structure according to claim 2 is characterized in that: formed bar groove of this connection shell spare and perforation are the vertical structure that links to each other.