CN215851692U

CN215851692U - Adjustable handle vertical pipe structure

Info

Publication number: CN215851692U
Application number: CN202120721186.5U
Authority: CN
Inventors: 张文斌; 韩德玮; 莫怡平
Original assignee: Shenzhen Meidahang Technology Co ltd
Current assignee: Dahang Science And Technology Shenzhen Co ltd
Priority date: 2021-04-09
Filing date: 2021-04-09
Publication date: 2022-02-18
Anticipated expiration: 2031-04-09

Abstract

The utility model provides an upper vertical pipe is installed on the horizontal pipe of handle of vehicle, and the both ends of lower vertical pipe set up rotation regulation device, lift adjusting device respectively with horizontal pipe of handle, front fork riser between, and rotation regulation device and lift adjusting device are connected with the locker simultaneously to lock or unblock simultaneously through the locker. Specifically, the lifting adjusting device can be set as a tensioning nut, the rotating adjusting device is set as a connecting structure comprising a clamping piece, a sleeving piece and a rotating piece, and the locker adopts a locking screw rod; when the angle or the height of the handle transverse pipe needs to be adjusted, the locking screw is loosened, and the locking screw is fixed again after the adjustment is in place; in addition, go up the standpipe and can set up to extending structure to cooperation lift adjusting device and rotation adjusting device realize the regulation of multidimension degree, satisfy the operation needs better.

Description

Adjustable handle vertical pipe structure

Technical Field

The utility model relates to a vehicle handlebar stem, in particular to an adjustable handlebar stem structure with a handlebar stem capable of being adjusted according to requirements.

Background

All install on vehicles such as bicycle, electric motor car, scooter and supply handheld handlebar to violently manage, still be provided with the front fork riser that riser and lower standpipe are used for connecting the vehicle on violently managing usually. The riser of the traditional vehicle is a fixed structure, and although the riser has higher structural strength, the range of application of the riser is limited because the riser cannot be suitable for different people. For this reason, more and more vehicles, in particular bicycles, now adopt more foldable or adjustable structures, but this brings with it another problem: the adjustable stand pipe at present is too complicated in structure and difficult to adjust, a user needs to spend a large amount of time to complete adjustment, and even needs to adopt various different tools to cooperate during adjustment, so that the operation is very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an adjustable handle vertical pipe structure with convenient adjustment, so as to improve the convenience of adjustment operation and reduce the strength and time consumption required by adjustment.

The utility model relates to an adjustable handle vertical pipe structure, which comprises an upper vertical pipe and a lower vertical pipe, wherein two ends of the lower vertical pipe are respectively connected with the upper vertical pipe and a front fork vertical pipe through a rotary adjusting device and a lifting adjusting device; and the locking device is simultaneously connected with the lifting adjusting device and the rotating adjusting device and locks or unlocks the lifting adjusting device and the rotating adjusting device.

In the adjustable handle vertical pipe structure, the bottom end of the lower vertical pipe is inserted into the front fork vertical pipe; the lifting adjusting device comprises a tensioning nut arranged in the front fork vertical pipe, and the tensioning nut is connected with the end part of the lower vertical pipe and applies radial acting force to the lower vertical pipe; the rotary adjusting device comprises a clamping piece, a sleeve piece and a rotating piece, the clamping piece is arranged on the lower vertical pipe and provided with a clamping through hole along the axial direction of the lower vertical pipe, a clamping hole parallel to the axial direction of the lower vertical pipe is also formed in the clamping piece, the sleeve piece is arranged on the upper vertical pipe, the rotating piece is arranged in the clamping hole of the clamping piece, and the end part of the rotating piece is connected with the sleeve piece; the locker is a locking screw rod, the thread end of the locking screw rod penetrates through the clamping through hole to be in threaded connection with the tensioning nut, and the screw rod cap of the locking screw rod is tightly pressed with the clamping piece.

According to the adjustable handlebar vertical pipe structure, the upper vertical pipe is arranged on the handlebar horizontal pipe of a vehicle, the two ends of the lower vertical pipe are respectively provided with the rotary adjusting device and the lifting adjusting device between the handlebar horizontal pipe and the front fork vertical pipe, and the rotary adjusting device and the lifting adjusting device are simultaneously connected with the locker and are simultaneously locked or unlocked through the locker. Under the unblock state, can adjust the angle of violently managing through rotatory adjusting device, and then can adjust the height of violently managing and lower standpipe through lift adjusting device, conveniently realize the height and the angle modulation of violently managing from this, treat to adjust after accomplishing utilize the locker relock violently manage and lower standpipe can, its operation process is very convenient.

The adjustable vertical pipe structure, the specific structures of the rotary adjusting device and the lifting adjusting device can be selected according to the situation, for example, the lifting adjusting device is set to be a tensioning nut, the rotary adjusting device is set to be a connecting structure comprising a clamping piece, a sleeving piece and a rotating piece, and the locker adopts a locking screw rod. The clamping piece is arranged at the top end of the lower vertical pipe, the clamping piece is connected with the sleeve joint piece on the handle horizontal pipe through the rotating piece, and the rotating piece and the sleeve joint piece are relatively fixed and can rotate along a clamping hole of the clamping piece; in addition, a tensioning nut is arranged between the bottom end of the lower vertical pipe and the front fork vertical pipe, and exerts a radial acting force on the bottom end of the lower vertical pipe to enable the bottom end of the lower vertical pipe and the front fork vertical pipe to deform to a certain extent, so that the bottom end of the lower vertical pipe and the front fork vertical pipe are fixed relatively through mutual extrusion. When the riser of vehicle needs to be adjusted, the nut hole of the locking screw rod relative to the tensioning nut is screwed out by a certain distance, so that the clamping piece and the rotating piece are loosened, the lower riser and the front fork riser are loosened, the angle of the horizontal tube can be adjusted through the relative rotation of the rotating piece and the clamping piece, and the height of the horizontal tube can be adjusted through the vertical pulling of the lower riser. After the front fork vertical pipe is adjusted in place, the locking screw is screwed into the tensioning nut again and is fixed relatively, at the moment, the tensioning nut applies outward pressure to the bottom end of the lower vertical pipe again, and the bottom end of the lower vertical pipe deforms so as to be fixed relatively to the front fork vertical pipe; meanwhile, a screw cap at the top of the locking screw applies acting force to the clamping piece to enable the clamping piece to deform, and a clamping hole of the clamping piece contracts to fix the rotating piece; therefore, all parts are relatively fixed through the locking action of the locking screw rod, and the adjustment operation of the vertical pipe is completed. This adjustable riser structure can realize the locking or the unblock of whole structure through the operation of single locking screw, only need one simultaneously with locking screw complex instrument can accomplish whole regulation operation, its operation process is very convenient, and adjust easy operation, quick.

Drawings

FIG. 1 is a schematic cross-sectional view of an adjustable handle stem structure.

Fig. 2 is a schematic diagram of an explosive structure of an adjustable handle riser structure.

Fig. 3 is a schematic view of the connection structure of the clamping member and the rotating member and the socket member.

Fig. 4 is a schematic view of a connecting structure of the clamping member and the rotating member.

FIG. 5 is a schematic view of the connection structure of the down tube and the tensioning nut.

Fig. 6 and 7 are schematic structural views of a second embodiment of the adjustable handle stem structure.

Fig. 8 and 9 are schematic structural views of a third embodiment of an adjustable handle stem structure.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that if directional indications (such as … …, which is up, down, left, right, front, back, top, bottom, inner, outer, vertical, transverse, longitudinal, counterclockwise, clockwise, circumferential, radial, axial) are provided in the embodiments of the present invention, the directional indications are only used for explaining the relative position relationship, motion condition, etc. of the components at a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first" or "second", etc. in the embodiments of the present invention, the description of "first" or "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Embodiment one, as shown in fig. 1-5.

An adjustable handle vertical pipe structure comprises an upper vertical pipe 1 and a lower vertical pipe 3, wherein two ends of the lower vertical pipe are respectively connected with the upper vertical pipe and a front fork vertical pipe 2 through a rotary adjusting device and a lifting adjusting device, the rotary adjusting device drives the upper vertical pipe and the lower vertical pipe to relatively rotate or be fixed, and the lifting adjusting device relatively moves or is fixed along the axial direction of the front fork vertical pipe; and a locking device 8 which is simultaneously connected with the lifting adjusting device and the rotating adjusting device and simultaneously locks or unlocks the lifting adjusting device and the rotating adjusting device.

The upper vertical pipe is arranged on a handle horizontal pipe of the vehicle, the two ends of the lower vertical pipe are respectively arranged between the handle horizontal pipe and the front fork vertical pipe, the rotary adjusting device and the lifting adjusting device are simultaneously connected with the locker, and the locker is used for locking or unlocking simultaneously. Under the unblock state, can adjust the angle of violently managing through rotatory adjusting device, and then can adjust the height of violently managing and lower standpipe through lift adjusting device, conveniently realize the height and the angle modulation of violently managing from this, treat to adjust after accomplishing utilize the locker relock violently manage and lower standpipe can, its operation process is very convenient.

In the adjustable handle vertical pipe structure, the bottom end of the lower vertical pipe 3 is inserted into the front fork vertical pipe 2; the lifting adjusting device comprises a tensioning nut 7 arranged in the front fork vertical pipe, and the tensioning nut is connected with the end part of the lower vertical pipe and applies radial acting force to the lower vertical pipe; the rotary adjusting device comprises a clamping piece 4, a sleeve piece 5 and a rotary piece 6, the clamping piece is arranged on the lower vertical pipe and provided with a clamping through hole 42 along the axial direction of the lower vertical pipe, a clamping hole 41 parallel to the axial direction of the lower vertical pipe is also arranged on the clamping piece, the sleeve piece is arranged on the upper vertical pipe, the rotary piece is arranged in the clamping hole of the clamping piece, and the end part of the rotary piece is connected with the sleeve piece; the locker 8 is a locking screw rod, the thread end of the locking screw rod penetrates through the clamping through hole to be in threaded connection with the tensioning nut, and the screw rod cap of the locking screw rod is tightly pressed with the clamping piece.

The lifting adjusting device is set to be a tensioning nut, the rotating adjusting device is set to be a connecting structure comprising a clamping piece, a sleeving piece and a rotating piece, and the locker adopts a locking screw rod. The clamping piece is arranged at the top end of the lower vertical pipe, the clamping piece is connected with the sleeve joint piece on the handle horizontal pipe through the rotating piece, and the rotating piece and the sleeve joint piece are relatively fixed and can rotate along a clamping hole of the clamping piece; in addition, a tensioning nut is arranged between the bottom end of the lower vertical pipe and the front fork vertical pipe, the top end of the tensioning nut extends into the bottom end of the lower vertical pipe and enables the bottom end of the lower vertical pipe to be outwards turned by means of the through groove, and therefore the bottom end of the lower vertical pipe and the front fork vertical pipe are fixed relatively through mutual extrusion. When the riser of vehicle needs to be adjusted, the nut hole of the locking screw rod relative to the tensioning nut is screwed out by a certain distance, so that the clamping piece and the rotating piece are loosened, the lower riser and the front fork riser are loosened, the angle of the horizontal tube can be adjusted through the relative rotation of the rotating piece and the clamping piece, and the height of the horizontal tube can be adjusted through the vertical pulling of the lower riser. After the front fork vertical pipe is adjusted in place, the locking screw is screwed into the tensioning nut again and is fixed relatively, at the moment, the tensioning nut extends into the bottom end of the lower vertical pipe and applies outward pressure, and the bottom end of the lower vertical pipe deforms so as to be fixed relatively to the front fork vertical pipe; meanwhile, a screw cap at the top of the locking screw applies acting force to the clamping piece to enable the clamping piece to deform, and a clamping hole of the clamping piece contracts to fix the rotating piece; therefore, all parts are relatively fixed through the locking action of the locking screw rod, and the adjustment operation of the vertical pipe is completed.

In the adjustable handle vertical pipe structure, the bottom end of the lower vertical pipe 3 is circumferentially provided with a plurality of through grooves 31 communicated from the outer wall to the inner wall; the tensioning nut 7 is conical, the nut hole 71 is formed in the axial direction of the front fork vertical pipe 2, the outer wall of the conical surface of the tensioning nut is provided with a plurality of positioning rods 72 which can be clamped into the through grooves of different lower vertical pipes respectively, so that the tensioning nut can conveniently extend into the lower vertical pipe, the bottom end of the lower vertical pipe can be easily deformed and fixed with the front fork vertical pipe, the locking nut can be prevented from slipping relative to the lower vertical pipe, and the connection strength is improved.

The adjustable vertical pipe structure is characterized in that the clamping part 4 comprises an annular clamping pipe 43 with a notch, the annular inner side of the clamping pipe is provided with a clamping hole 41, two ends of the clamping pipe at the notch are respectively provided with a clamping piece 44, one clamping piece is arranged at the top end of the lower vertical pipe 3, and the two clamping pieces are respectively provided with a clamping through hole 42 along the axial direction of the lower vertical pipe. The clamping piece is preferably integrally formed with the lower vertical pipe so as to improve the structural strength and the connection accuracy with other parts; meanwhile, the clamping piece can be detachably arranged at the top end of the lower vertical pipe according to the requirement so as to meet different use requirements.

In the adjustable handle vertical pipe structure, the two end faces of the clamping pipe 43 are circumferentially provided with a plurality of positioning screw holes 45 by taking the axis of the clamping hole 41 as the center, the sleeve joint piece 5 is provided with a sleeve joint piece 51 extending to the outer side of the two ends of the clamping hole, the sleeve joint piece is provided with a positioning hole 52 opposite to any positioning screw hole, and a positioning screw 9 passes through the positioning hole to be in threaded connection with the positioning screw hole, so that the connecting strength of the sleeve joint piece and the clamping piece is improved by the positioning screw; in addition, the rotating part 6 is cylindrical and is arranged in the clamp hole 41, a plurality of fixing screw holes 61 are arranged on two end faces of the rotating part, locking holes 53 are respectively arranged on the sleeve connecting piece 51 opposite to the fixing screw holes, and locking screws 10 penetrate through the locking holes and are in threaded connection with the fixing screw holes; and the outer wall surface of the rotating piece 6 and the inner wall of the clamping hole 41 are respectively and oppositely provided with a plurality of inwards concave positioning grooves 11 and outwards convex positioning strips 12 along the direction parallel to the axis of the clamping hole, and the connection strength of the rotating piece and the clamping piece is improved through the arrangement of the positioning grooves and the positioning strips.

In the adjustable handle vertical pipe structure, the upper vertical pipe 1 is detachably arranged on the handle horizontal pipe 20 through the quick lock assembly 30, so that the assembly and disassembly operations are convenient; go up standpipe 1 including the outer tube 11 and the interior sleeve pipe 12 that cup joint each other, outer tube and interior sleeve pipe can be followed axial relative movement or fixed, from this through last standpipe regulation horizontal pipe front and back position on the vehicle to cooperation lift adjusting device and rotation adjusting device realize the regulation of multidimension degree, satisfy the user demand better.

Example two, as shown in fig. 6 and 7.

An adjustable handlebar vertical pipe structure comprises an upper vertical pipe 1 and a handlebar transverse pipe 30, wherein one end of the upper vertical pipe is integrally arranged; in addition, the tensioning nut 7 is spherical and is provided with a nut hole 71 along the axial direction of the front fork stand pipe 2; the rest is the same as the first embodiment.

According to the adjustable handle vertical pipe structure, the inner sleeve in the upper vertical pipe and the handle horizontal pipe are integrally arranged, so that the connection strength between the inner sleeve and the handle horizontal pipe can be improved; and the spherical tensioning nut can be inserted into the lower vertical pipe through the spherical surface, so that the end part of the lower vertical pipe is applied with an outward tensioning acting force, and the lower vertical pipe and the front fork vertical pipe are fixed mutually.

Example three, as shown in fig. 8 and 9.

An adjustable handlebar stem structure comprises an upper stem 1 detachably mounted on a handlebar cross tube 20 through a locking assembly 40; in addition, the bottom end of the lower vertical pipe 3 is obliquely arranged, the tensioning nut 7 is an oblique nut provided with a nut hole 71, and one end of the oblique nut, facing the lower vertical pipe, is an oblique surface with the same inclination as the bottom end of the lower vertical pipe; the rest is the same as the first embodiment.

According to the adjustable handle vertical pipe structure, the locking assembly can be assembled and disassembled, and the connection strength is better; the tail end of the lower vertical pipe is inclined, the tensioning nut is correspondingly arranged to be an inclined nut, and when the inclined nut is pulled by the locking screw rod, the inclined nut and the tail end of the lower vertical pipe are extruded outwards through the interaction of the inclined surfaces, so that tensioning is realized.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the technical solutions of the present invention, which are made by using the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides an adjustable riser structure, includes standpipe (1) and lower standpipe (3), its characterized in that: two ends of the lower vertical pipe are respectively connected with the upper vertical pipe and the front fork vertical pipe (2) through a rotary adjusting device and a lifting adjusting device, the rotary adjusting device drives the upper vertical pipe and the lower vertical pipe to relatively rotate or be fixed, and the lifting adjusting device relatively moves or is fixed along the axial direction of the front fork vertical pipe; and a locking device (8) which is simultaneously connected with the lifting adjusting device and the rotating adjusting device and simultaneously locks or unlocks the lifting adjusting device and the rotating adjusting device.

2. The adjustable handle riser structure of claim 1, wherein: the bottom end of the lower vertical pipe (3) is inserted into the front fork vertical pipe (2); the lifting adjusting device comprises a tensioning nut (7) arranged in the front fork vertical pipe, and the tensioning nut is connected with the end part of the lower vertical pipe and applies radial acting force to the lower vertical pipe; the rotary adjusting device comprises a clamping piece (4), a sleeve piece (5) and a rotary piece (6), the clamping piece is arranged on the lower vertical pipe and is provided with a clamping through hole (42) along the axial direction of the lower vertical pipe, the clamping piece is also provided with a clamping hole (41) along the axial direction parallel to the lower vertical pipe, the sleeve piece is arranged on the upper vertical pipe, the rotary piece is arranged in the clamping hole of the clamping piece, and the end part of the rotary piece is connected with the sleeve piece; the locker (8) is a locking screw rod, the thread end of the locking screw rod penetrates through the clamping through hole to be in threaded connection with the tensioning nut, and the screw rod cap of the locking screw rod is tightly pressed with the clamping piece.

3. The adjustable handlebar stem structure of claim 2, wherein: the bottom end of the lower vertical pipe (3) is provided with a plurality of through grooves (31) which are communicated from the outer wall to the inner wall along the circumferential direction; the tensioning nut (7) is conical and is provided with a nut hole (71) along the axial direction of the front fork vertical pipe (2).

4. The adjustable handlebar stem structure of claim 2, wherein: the tensioning nut (7) is spherical and is provided with a nut hole (71) along the axial direction of the front fork vertical pipe (2).

5. The adjustable handlebar stem structure of claim 2, wherein: the bottom end of the lower vertical pipe (3) is obliquely arranged, the tensioning nut (7) is an oblique nut provided with a nut hole (71), and one end, facing the lower vertical pipe, of the oblique nut is an oblique surface with the same gradient as the bottom end of the lower vertical pipe.

6. The adjustable handlebar stem structure of claim 2, wherein: the clamping piece (4) comprises an annular clamping pipe (43) with a notch, the inner side of the annular clamping pipe is provided with a clamping hole (41), two ends of the clamping pipe, which are located at the notch, are respectively provided with a clamping piece (44), one clamping piece is arranged on the top end of the lower vertical pipe (3), and the two clamping pieces are both provided with clamping through holes (42) along the axial direction of the lower vertical pipe.

7. The adjustable handlebar stem structure of claim 6, wherein: the two end faces of the clamping pipe (43) are circumferentially provided with a plurality of positioning screw holes (45) by taking the axis of the clamping hole (41) as the center, the sleeving piece (5) is provided with a sleeving piece (51) extending to the outer sides of the two ends of the clamping hole, the sleeving piece is provided with a positioning hole (52) opposite to any positioning screw hole, and in addition, a positioning screw (9) penetrates through the positioning hole and is in threaded connection with the positioning screw hole.

8. The adjustable handlebar stem structure of claim 7, wherein: the rotating piece (6) is cylindrical and is arranged in the clamping hole (41), a plurality of fixing screw holes (61) are formed in the two end faces of the rotating piece, locking holes (53) are formed in the positions, opposite to the fixing screw holes, of the sleeving piece (51) respectively, and the locking screws (10) penetrate through the locking holes and are in threaded connection with the fixing screw holes.

9. An adjustable handlebar stem structure as defined in claim 6, 7 or 8, wherein: the outer wall surface of the rotating piece (6) and the inner wall of the clamping hole (41) are respectively and oppositely provided with a plurality of positioning grooves (11) which are inwards concave and positioning strips (12) which are outwards convex along the direction parallel to the axis of the clamping hole.

10. The adjustable handlebar stem structure of claim 1 or 2, wherein: the upper vertical pipe (1) comprises an outer sleeve (11) and an inner sleeve (12) which are sleeved with each other, and the outer sleeve and the inner sleeve can move or be fixed relatively along the axial direction.