CN214325267U

CN214325267U - Front safety seat with guardrail for electric bicycle

Info

Publication number: CN214325267U
Application number: CN202022898331.5U
Authority: CN
Inventors: 陈杭威; 陈浩林; 沈慧杰
Original assignee: Huzhou Vocational and Technical College
Current assignee: Huzhou Vocational and Technical College
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-10-01
Anticipated expiration: 2030-12-04

Abstract

The utility model discloses a take leading safety seat of electric bicycle of guardrail, including the seat, be provided with first engaging lug at seat back, still include safety auxiliary device, safety auxiliary device fixes on electric bicycle, and the seat rotates to be connected on safety auxiliary device, and safety auxiliary device includes linking bridge, telescopic connection backrest subassembly and the guardrail subassembly of connection on backrest subassembly on the linking bridge, backrest subassembly is including connecting the back on the linking bridge and the head rest of connection in the back upper end be provided with first extending structure between back and the linking bridge, be provided with second extending structure between head rest and back, the guardrail subassembly sets up the one side that is equipped with the seat towards the back. The utility model provides a front safety seat of an electric bicycle, which is provided with safety auxiliary devices such as a backrest guardrail and the like, and has high safety; the safety auxiliary device is adjustable in height and position and high in comfort level; the electric bicycle is suitable for different electric bicycles.

Description

Front safety seat with guardrail for electric bicycle

Technical Field

The utility model relates to an electric bicycle auxiliary device especially relates to a take leading safety seat of electric bicycle of guardrail.

Background

Electric bicycle is because its energy-concerving and environment-protective, the trip is convenient, use cost is lower relatively and has been widely used in people's schedule life, but electric bicycle is inevitable when carrying on children, when children sit in the back seat, because there is not safety device, and can lead to falling from the back seat after driving for a long time after children may sleep, and the children that are young often can stand between handle and seat, but the mode of standing can shelter from the sight of driver, and some children can not adapt to stand for a long time, consequently multiple leading seat has appeared on the market, but present leading seat has the existence less than, inconvenient folding of leading seat like the majority, can't satisfy user's multiple demand, and most seat lacks safety auxiliary equipment.

The 'foldable child seat with quick-detachable front electric bicycle' disclosed in the Chinese patent literature has a publication number CN205872263U, and comprises a seat plate, wherein a supporting beam is mounted at the bottom of the seat plate, and the foldable child seat further comprises a fastener, the fastener is connected with the supporting beam, wherein three first through holes are formed in one end, facing the supporting beam, of the fastener, three second through holes are also formed in one end, facing the fastener, of the supporting beam, and when the supporting beam is connected with the fastener, at least one through hole is communicated by adjusting the positions of the first through holes and the second through holes. Although the chair in the utility model is provided with safety auxiliary devices such as backrest guardrails, the device can only be adapted to small children, and the height of the backrest is difficult to adjust, and the comfort level is not high; in addition, the utility model provides a seat is provided with pedal, but the electric bicycle of difference probably has the problem that the seat mounting height is different, and this just is difficult to guarantee pedal and electric bicycle contact, and structural firmness is difficult to guarantee.

SUMMERY OF THE UTILITY MODEL

The utility model provides a front safety seat of an electric bicycle, which is provided with safety auxiliary devices such as a backrest guardrail and the like, and has high safety, in order to overcome the problems of low safety, unstable structure, low comfort level and the like of the front seat in the prior art; the safety auxiliary device is adjustable in height and position and high in comfort level; the electric bicycle is suitable for different electric bicycles.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a take leading safety seat of electric bicycle of guardrail, includes the seat, is provided with first engaging lug at seat back, still includes safety auxiliary device, safety auxiliary device fixes on electric bicycle, the seat rotates to be connected on safety auxiliary device, safety auxiliary device includes linking bridge, telescopic connection backrest subassembly and the guardrail subassembly of connection on backrest subassembly on the linking bridge, backrest subassembly is including connecting the back on the linking bridge and the headrest of connection in the back upper end be provided with first extending structure between back and the linking bridge, be provided with second extending structure between headrest and back, the guardrail subassembly sets up the one side that is equipped with the seat towards the back.

In the technical scheme, the safety auxiliary device is matched with the seat to protect the child and improve the safety, wherein the backrest and the headrest are used for protecting the back of the child, and the first telescopic structure and the second telescopic structure are arranged to facilitate the adjustment of the heights of the backrest and the headrest, so that the backrest and the headrest are adapted to different children and the comfort level is improved; the guardrail subassembly is used for protecting children, avoids children especially young children to fall at the in-process of traveling, improves the security, and guardrail unit mount is on the back in addition, and when back mounted position changed, the high change that also changes of guardrail subassembly avoided guardrail subassembly position too low to play the guard action, improves the security.

Preferably, the first telescopic structure comprises an adjusting chute on the connecting support, a height adjusting block on the backrest, a first lock hole arranged on the side wall of the adjusting chute and a first locking piece used for fixing the backrest, the connecting support is sleeved outside the height adjusting block through the adjusting chute, and the first locking piece is in threaded connection with the first lock hole.

First extending structure has realized the mounted position between back and the linking bridge, the back of being convenient for carries out altitude mixture control, improve user's comfort level, when the back height-adjusting, at first with first retaining member part back-out, remove the altitude mixture control piece on the back again until the back adjusts suitable position, again with first retaining member from first lockhole screw in until the tip of first retaining member supports the altitude mixture control piece, and then fixed with the altitude mixture control piece, realize back altitude mixture control.

Preferably, a second connecting lug used for being connected with the seat surface is arranged on the height adjusting block, and a limiting sliding hole used for the second connecting lug to penetrate and move is correspondingly arranged on the connecting support.

The first engaging lug of seat is connected to the second engaging lug, it is connected to have realized rotating between seat and the safety auxiliary device, in addition, because altitude mixture control piece quilt cover is established in the regulation spout of linking bridge, the setting of spacing draw runner is convenient for wear to establish of second engaging lug, the second connecting hole of also being convenient for moves along with the altitude mixture control piece on the back and is unimpeded, in addition, certain limiting displacement is played in the setting of spacing draw runner, it causes inconvenience to have avoided the altitude mixture control piece to deviate from adjusting the spout.

Preferably, the second extending structure is including setting up at the adjustment tank of height-adjusting block upper end, setting at the adjustment tank lateral wall and with the second lockhole of external intercommunication, setting at the regulation post of head rest lower extreme and the second retaining member that is used for fixed regulation post, it slides and establishes in the adjustment tank to adjust the post, second retaining member and second lockhole threaded connection.

The second extending structure is used for headrest altitude mixture control, when the headrest is adjusted, at first unscrews the second retaining member, adjusts the headrest height again, at last supports the regulation post with second retaining member screw in until supporting, and then fixes the headrest, makes its cooperation sit the children on the seat, improves the comfort level.

Preferably, the guardrail component comprises a first guard bar, a second guard bar and a third guard bar which are enclosed into a frame, the first guard bar and the third guard bar are respectively and rotatably connected to two sides of the backrest, one end of the second guard bar is rotatably connected to the third guard bar, and the other end of the second guard bar is connected to the first guard bar in a clamping mode.

The guardrail subassembly plays the guard action, plays the guard action with driver's leg jointly at the driving in-process, prevents that children from dropping, and the second protects the pole and still plays the handrail effect, in addition, when not using, can dismantle the second protects the pole from first protecting the pole, turns over first protecting pole, second protecting pole and third protecting pole again and turns over in proper order and accomodate.

Preferably, a connection frame is provided on the back of the connection bracket, and a connection block for connecting the electric bicycle is provided in the connection frame.

The connection frame is used for installing the connecting block, and the connecting block is used for connecting electric bicycle, makes this leading safety seat fix in electric bicycle, avoids taking place to remove and causes the safety problem in the in-process of traveling.

Preferably, sliding grooves are formed in two sides of the connecting frame, clamping holes are formed in two sides of the connecting block, clamping pieces used for clamping the connecting block are arranged on the sliding grooves, and each clamping piece comprises a stud connected with the clamping holes in a threaded mode and a convex edge used for being in clamping fit with the sliding grooves.

The setting of spout is used for adjusting the mounted position of connecting block to the relative position between adjustment linking bridge and the electric bicycle, and because the seat is fixed on linking bridge, consequently the position through adjusting the connecting block is the mounting height of adjustable seat promptly, makes the children of the different heights of its adaptation, improves the comfort level. In addition, the connecting blocks are different in installation height, the connecting frames and the connecting blocks can be used for adjusting the positions of the connecting supports, the bottoms of the connecting supports are guaranteed to be in contact with the electric bicycle, a certain supporting effect is achieved, and structural firmness and use safety are improved. When the clamping device is used, the connecting block is adjusted to a proper position, and then the clamping piece penetrates through the sliding groove and is screwed into the clamping hole until the convex edge of the clamping piece abuts against the connecting frame, so that the clamping connecting block is formed.

Preferably, the bottom of the seat is provided with a telescopic supporting column, the telescopic supporting column comprises a folding upright column and a height adjusting rod, the folding upright column is sleeved outside the height adjusting rod, a locking hole is formed in the height adjusting rod, a height adjusting long hole is formed in the corresponding position of the folding upright column, and a locking bolt used for fixing the folding upright column is arranged in the locking hole.

The telescopic support column is used for supporting the seat, avoids children to sit on the seat and then the seat rotates, and the height adjusting rod is arranged to adjust the length of the telescopic support column, so that the seat can be supported by the length adjusting the telescopic support column at different installation heights, the structural firmness of the seat is guaranteed, and meanwhile the seat is adaptive to different electric bicycles.

Therefore, the utility model discloses following beneficial effect has:

(1) safety auxiliary devices such as a backrest guardrail and the like are arranged, so that the safety is high;

(2) the safety auxiliary device is adjustable in height and position and high in comfort level;

(3) the setting of telescopic support column is favorable to improving the structural firmness of seat, makes the different electric bicycle of seat adaptation simultaneously.

Drawings

FIG. 1 is a first schematic view of a front safety seat of an electric bicycle with a guardrail;

FIG. 2 is a second schematic view of a front safety seat of an electric bicycle with a guardrail;

FIG. 3 is a cross-sectional view of a front safety seat of the electric bicycle with a guardrail;

in the figure: 1. seat 101, accommodating groove 2, telescopic support column 201, folding stand 202, height adjustment pole 3, guardrail subassembly 301, first fender rod 302, second fender rod 303, third fender rod 4, headrest 5, regulation post 501, planar structure 6, lean against 601, height-adjusting block 602, second engaging lug 7, linking bridge 701, linking frame 702, spacing slide opening 8, connecting block 801, spout 9, second retaining member 10, first retaining member 11, clamping piece 12, adjustment foot nail 13, locking bolt.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description.

Example 1:

as shown in fig. 1 and 2, in embodiment 1, a front safety seat of an electric bicycle with a guardrail comprises a seat surface 1, a safety auxiliary device, a first connecting lug is arranged on the seat surface 1, the seat surface 1 is connected to the safety auxiliary device through the first connecting lug in a rotating manner, the safety auxiliary device is fixed on the electric bicycle, the safety auxiliary device comprises a connecting support 7, a backrest 6 component and a guardrail component 3 are telescopically connected to the connecting support 7, the guardrail component 3 is connected to the backrest 6 component, the guardrail component 3 and the seat surface 1 are arranged at the same side, the backrest 6 component comprises a backrest and a headrest 4, the backrest is connected to the connecting support 7 and a first telescopic structure is arranged between the backrest and the connecting support 7, and the headrest 4 is connected to the upper end of the backrest and a second telescopic structure is arranged between the backrest and the connecting support 7. The first telescopic structure comprises an adjusting chute on the connecting bracket 7, a height adjusting block 601 on the backrest, a first lock hole arranged on the side wall of the adjusting chute and a first locking piece 10 used for fixing the backrest, the connecting bracket 7 is sleeved outside the height adjusting block 601 through the adjusting chute, and the first locking piece 10 is in threaded connection with the first lock hole; the second extending structure is including setting up at the adjustment tank of altitude mixture control piece upper end, setting at the adjustment tank lateral wall and with the second lockhole of external intercommunication, setting at the regulation post 5 of head rest 4 lower extreme and the second retaining member 9 that is used for fixed regulation post 5, adjust the post 5 and slide and establish in the adjustment tank, second retaining member 9 and second lockhole threaded connection. In addition, a second engaging lug 602 for connecting with the seat surface 1 is arranged on the height adjusting block 601, and a limiting slide hole 702 for the second engaging lug 602 to penetrate and move is correspondingly arranged on the connecting bracket 7.

In above-mentioned technical scheme, safety auxiliary device plays the guard action to children with the cooperation of seat 1, improves the security, wherein leans against 6 and head rest 4 and is used for protecting children's back, and first extending structure has realized the mounted position between back and the linking bridge 7, and the back of being convenient for carries out altitude mixture control, improves user's comfort level. When the height of the backrest is adjusted, firstly partially screwing out the first locking piece 10, then moving the height adjusting block 601 on the backrest until the backrest is adjusted to a proper position, then screwing the first locking piece 10 into the first locking hole until the end part of the first locking piece 10 abuts against the height adjusting block 601, and further fixing the height adjusting block 601 to realize the height adjustment of the backrest; the second extending structure is used for head rest 4 altitude mixture control, when head rest 4 adjusts, at first unscrews second retaining member 9, adjusts head rest 4 height again, at last with second retaining member 9 screw in until supporting regulation post 5, and then fixed head rest 4, makes its cooperation sit the children on seat 1, improves the comfort level. In addition, guardrail subassembly 3 is used for protecting children and still plays the handrail effect simultaneously, guardrail subassembly 3 plays the guard action with driver's leg jointly in the driving process, it falls to avoid children especially the young children of age, the safety is improved, guardrail subassembly 3 installs on the back in addition, when back mounted position changes, guardrail subassembly 3's height also changes, it can not play the guard action too low to avoid guardrail subassembly 3 position, the safety is improved, furthermore, when not using, can dismantle second fender rod 302 from first fender rod 301, again with first fender rod 301, second fender rod 302 and third fender rod 303 turn over in proper order and take in, avoid occupation space.

Furthermore, a second connecting lug 602 used for being connected with the seat 1 is arranged on the height adjusting block 601, a limiting sliding hole 702 used for the second connecting lug 602 to penetrate and move is correspondingly arranged on the connecting support 7, the second connecting lug 602 is connected with the first connecting lug of the seat 1, the rotation connection between the seat 1 and the safety auxiliary device is realized, in addition, the height adjusting block 601 is sleeved in the adjusting sliding groove of the connecting support 7, the penetration of the second connecting lug 602 is facilitated by the arrangement of the limiting sliding hole 702, the second connecting hole is facilitated to move along with the height adjusting block 601 on the backrest without being blocked, in addition, the arrangement of the limiting sliding hole 702 plays a certain limiting role, and inconvenience caused by the fact that the height adjusting block 601 is separated from the adjusting sliding groove is avoided.

Further, the technical solution of the embodiment 3 is substantially the same as the technical solution of the embodiment 1, and the difference is that: the back of the connecting support 7 is provided with a connecting frame 701, the connecting frame 701 and the connecting support 7 are integrally arranged, a connecting block 8 used for connecting an electric bicycle is arranged in the connecting frame 701, sliding grooves 801 are formed in two sides of the connecting frame 701, clamping holes are formed in two sides of the connecting block 8, a clamping piece 11 used for clamping the connecting block 8 is arranged on the sliding groove 801, and the clamping piece 11 comprises a stud in threaded connection with the clamping holes and a convex edge used for clamping and fitting with the sliding groove 801. Connection frame 701 is used for installing connecting block 8, connecting block 8 is used for connecting electric bicycle, make this leading safety seat fix electric bicycle, avoid taking place to remove at the in-process seat of traveling and cause the safety problem, and the setting of spout 801 is used for adjusting connecting block 8's mounted position, thereby adjust the relative position between linking bridge 7 and the electric bicycle, and because seat 1 fixes on linking bridge 7, consequently the mounting height of adjustable seat is promptly through the position of adjusting connecting block 8, make the children of the different heights of its adaptation, and the comfort level is improved. In addition, the mounting heights of the connecting blocks 8 are different for different electric font vehicles, the connecting frames 701 and the connecting blocks 8 can also be used for adjusting the positions of the connecting supports 7, the bottoms of the connecting supports 7 are guaranteed to be in contact with the electric bicycle, a certain supporting effect is achieved, and structural firmness and use safety are improved. When the clamping device is used, the connecting block 8 is adjusted to a proper position, and then the clamping member 11 passes through the sliding groove 801 and is screwed into the clamping hole until the convex edge of the clamping member 11 is abutted against the connecting frame 701, so that the connecting block 8 is clamped.

Further, as shown in fig. 3, a telescopic supporting column 2 is disposed at the bottom of the seat surface 1, the telescopic supporting column 2 includes a folding upright column 201 and a height adjusting rod 202, the folding upright column 201 is sleeved outside the height adjusting rod 202, a locking hole is disposed on the height adjusting rod 202, a height adjusting long hole is disposed at a position corresponding to the folding upright column 201, and a locking bolt 13 for fixing the folding upright column 201 is disposed in the locking hole. Telescopic support column 2 is used for supporting seat 1, avoids children to sit seat 1 back seat 1 to take place to rotate, and the setting of height adjustment pole 202 is used for adjusting telescopic support column 2's length, guarantees that seat 1 can all adjust telescopic support column 2's length at different mounting heights and makes it support seat 1, guarantees the structural firmness of seat, makes the electric bicycle of the different mounting heights of seat adaptation simultaneously. In addition, the bottom of the seat surface 1 is provided with a storage groove 101, the storage groove 101 is matched with the telescopic supporting column 2, and the telescopic supporting column 2 is rotatably connected in the storage groove 101.

In addition, the bottom of the connecting support 7 and the bottom of the height adjusting rod are both provided with adjusting pins 12, and the adjusting pins 12 change the surface contact between the bottom of the seat and the electric bicycle into point contact, so that the seat is more stable.

Example 2:

the embodiment 2 is basically the same as the embodiment 1, except that: first retaining member 10 and second retaining member 9 all set up in pairs, also set up in pairs at the regulation post 5 that corresponds, are provided with the planar structure 501 that is used for second retaining member 9 butt on adjusting post 5, and planar structure 501 has guaranteed that second retaining member 9 butt is firm. In addition, for guaranteeing structural firmness, be coarse contact between altitude mixture control post 5 and the adjustment tank lateral wall, also be coarse structure between altitude mixture control piece 601 and the spout 801 lateral wall, coarse contact's setting has improved frictional force, and then has avoided back and head rest 4 to slide behind altitude mixture control, and the structure is firm.

It should be noted that as used in the foregoing description, the terms "front," "back," "left," "right," "upper" and "lower" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

The above examples are only for illustrating the present invention and are not intended to limit the scope of the present invention. Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes are intended to fall within the scope of the claims.

Claims

1. A front safety seat with a guardrail for an electric bicycle comprises a seat surface (1), a first connecting lug is arranged at the back of the seat surface (1), it is characterized by also comprising a safety auxiliary device which is fixed on the electric bicycle, the chair surface (1) is rotationally connected with a safety auxiliary device, the safety auxiliary device comprises a connecting bracket (7), a backrest (6) component which is telescopically connected with the connecting bracket (7) and a guardrail component (3) which is connected with the backrest (6) component, the backrest (6) component comprises a backrest connected with the connecting bracket (7) and a headrest (4) connected with the upper end of the backrest, a first telescopic structure is arranged between the backrest and the connecting bracket, a second telescopic structure is arranged between the headrest (4) and the backrest, the guardrail component (3) is arranged on one side of the backrest, which faces the chair surface (1).

2. The front safety seat with the guardrail for the electric bicycle is characterized in that the first telescopic structure comprises an adjusting chute on the connecting bracket (7), a height adjusting block (601) on the backrest, a first lock hole arranged on the side wall of the adjusting chute and a first locking member (10) used for fixing the backrest, the connecting bracket (7) is sleeved outside the height adjusting block (601) through the adjusting chute, and the first locking member (10) is in threaded connection with the first lock hole.

3. The front safety seat with the guardrail for the electric bicycle as claimed in claim 2, wherein the height adjusting block (601) is provided with a second connecting lug (602) for connecting with the seat surface (1), and the connecting bracket (7) is correspondingly provided with a limiting sliding hole (702) for the second connecting lug (602) to penetrate and move.

4. The front safety seat with the guardrail for the electric bicycle as claimed in claim 1, wherein the second telescopic structure comprises an adjusting groove formed in the upper end of the height adjusting block, a second locking hole formed in the side wall of the adjusting groove and communicated with the outside, an adjusting column (5) arranged at the lower end of the headrest (4) and a second locking member (9) used for fixing the adjusting column (5), the adjusting column (5) is slidably arranged in the adjusting groove, and the second locking member (9) is in threaded connection with the second locking hole.

5. The front safety seat with the guardrail for the electric bicycle is characterized in that the guardrail component (3) comprises a first guard bar (301), a second guard bar (302) and a third guard bar (303) which are enclosed into a frame, the first guard bar (301) and the third guard bar (303) are respectively and rotatably connected to two sides of the backrest, one end of the second guard bar (302) is rotatably connected to the third guard bar (303), and the other end of the second guard bar is clamped on the first guard bar (301).

6. The front safety seat with the guardrail for the electric bicycle as claimed in any one of claims 1 to 5, wherein a connecting frame (701) is arranged at the back part of the connecting bracket (7), and a connecting block (8) for connecting the electric bicycle is arranged in the connecting frame (701).

7. The front safety seat with the guardrail for the electric bicycle as claimed in claim 6, wherein sliding grooves (801) are formed in two sides of the connecting frame (701), clamping holes are formed in two sides of the connecting block (8), clamping pieces (11) for clamping the connecting block (8) are arranged on the sliding grooves (801), and each clamping piece (11) comprises a stud in threaded connection with each clamping hole and a convex edge in clamping fit with the corresponding sliding groove (801).

8. The front safety seat with the guardrail for the electric bicycle is characterized in that a telescopic supporting column (2) is arranged at the bottom of a seat surface (1), the telescopic supporting column (2) comprises a folding upright column (201) and a height adjusting rod (202), the folding upright column (201) is sleeved outside the height adjusting rod (202), a locking hole is formed in the height adjusting rod (202), a height adjusting long hole is formed in the corresponding position of the folding upright column (201), and a locking bolt (13) used for fixing the folding upright column (201) is arranged in the locking hole.