CN207374558U - A kind of bicycle with antitheft vehicle seat - Google Patents

Abstract

The utility model discloses a kind of bicycles with antitheft vehicle seat, include the cushion of bicycle body, the seat pipe being fixed on bicycle body, the seat bar being plugged in seat pipe and the present boom end of fixed setting, it is provided in the seat pipe for the Fixture for tube of seat of fixed seat bar, its key points of the technical solution are that, the seat pipe includes the first seat pipe and the second seat pipe, and the First pipe outside diameter is less than the internal diameter of the second seat pipe and part is extend into the second seat pipe；The end arc-shaped transition of second seat pipe is fixedly connected to the outer wall with the first seat pipe；First seat pipe be located at the second seat pipe interior one end be provided through the second seat pipe tube wall gag lever post, the gag lever post along the first seat pipe radial direction set；The length direction of seat bar is provided with guide groove on the seat bar, one end that the gag lever post is located in the first seat pipe is extend into guide groove.The utility model has simple in structure, at low cost, good anti-theft effect advantage.

Description

A kind of bicycle with antitheft vehicle seat

Technical field

The utility model is related to a kind of bicycle, more specifically, it relates to a kind of bicycle with antitheft vehicle seat.

Background technology

Bicycle, also known as bicycle can be used as the vehicles to be used for riding instead of walk, going on a journey, and have the characteristics that green, environmental protection It is and wide welcomed by the people.

Existing Authorization Notice No. is that the Chinese patent of CN201254227Y discloses a kind of anti-theft bicycle, including bicycle Body, vehicle seat, monitor, alarm, bicycle body are connected fixation with vehicle seat, and monitor screw is fixedly mounted under vehicle seat Portion position, alarm screw are fixedly mounted on the lower part of vehicle seat, and closely monitor is set, and monitor, alarm and conducting wire connect.

But conducting wire loosening, monitor or alarm are susceptible in outdoor use environment and is damaged due tos shock etc. Bad situation seriously affects the anti-theft performance of bicycle.

Utility model content

In view of the deficienciess of the prior art, carry antitheft vehicle seat voluntarily the purpose of this utility model is to provide a kind of Vehicle, with advantage advantage simple in structure, at low cost, good anti-theft effect.

To achieve the above object, the utility model provides following technical solution：

A kind of bicycle with antitheft vehicle seat, including bicycle body, the seat pipe being fixed on bicycle body, plugs The cushion of seat bar in seat pipe and the present boom end of fixed setting is provided with for the seat pipe of fixed seat bar in the seat pipe Folder, it is characterised in that：The seat pipe includes the first seat pipe and the second seat pipe, and the First pipe outside diameter is less than the interior of the second seat pipe Footpath and part extend into the second seat pipe；The end arc-shaped transition of second seat pipe fixes company to the outer wall of the first seat pipe It connects；First seat pipe be located at the second seat pipe interior one end be provided through the second seat pipe tube wall gag lever post, the limit Position bar is set along the radial direction of the first seat pipe；The length direction of seat bar is provided with guide groove, the gag lever post position on the seat bar It is extend into one end in the first seat pipe in guide groove.

By using above-mentioned technical proposal, it is necessary to when adjusting vehicle seat height, the fixation of Fixture for tube of seat, pull adjustment are released It is fixed again after depth in seat bar insertion seat pipe.Due to the presence of gag lever post so that during pull seat bar, gag lever post is first Movement, which limits a bar, in guide groove to depart from completely out of seat pipe, so that vehicle seat will not be separated with bicycle body, Play the role of that bicycle saddle is prevented to be stolen.The /V antitheft mode coordinated using this gag lever post and the first guide groove, Mechanism is simple, at low cost, convenient for the manufacture processing and assembling of bicycle, good anti-theft effect.

Further, the gag lever post is the shank of bolt of the thread fitting between First tube wall, is located at First One end outside pipe is provided with bolt head；It sets fluted on the bolt head, is provided on the tube wall of second seat pipe and bolt The corresponding mounting hole in head position.

It, can be with screwing bolts bar, the first installation using the specific purpose tool mating with groove by using above-mentioned technical proposal The setting in hole so that by the first mounting hole can screwing bolts bar, facilitate the assembling of bicycle.

Further, the shape of the groove is triangle, regular pentagon or regular heptagon.

By using above-mentioned technical proposal, the groove on bolt head is designed as triangle, regular pentagon or positive seven side Shape etc., it is different from conventional yi word pattern, cross or regular hexagon, it is necessary to dedicated supporting tool ability turn shank of bolt, The difficulty for stealing bicycle saddle is added, beneficial to raising anti-theft.

Further, the guide groove is stamping forming deep gouge.

By using above-mentioned technical proposal, guide groove is stamping forming deep gouge, not only ensure that it can be with gag lever post phase Cooperation, limits the pull scope of seat bar so that cushion is not easy to be stolen；Meanwhile also with easy to process, beneficial to increasing seat The effect of bar intensity.

Further, one end that the gag lever post is extend into guide groove is arranged to spherical.

By using above-mentioned technical proposal, when seat bar moves, end slides for the gag lever post of spherical in guide groove, no Easily there is the situation of interim card, the height of cushion is adjusted convenient for user.

Further, protective cover is arranged with outside second seat pipe, the protective cover covers the mounting hole in the second seat pipe Lid.

By using above-mentioned technical proposal, protective cover can cover up mounting hole, it is made to be not easy to be found, is improved Anti-theft performance.It, can be by the use of patterned decorative paster, soft valve jacket etc. as protective cover, to block installation in actual use Hole increases the concealment of mounting hole.

Further, the protective cover is elastic rubber set.

By using above-mentioned technical proposal, elastic rubber set elasticity is good, durable and at low cost, is installed by the use of it as protective cover It is not easy to loosen after convenient, installation.

Further, convex block is provided on the madial wall of the elastic rubber set, the convex block is caught in mounting hole.

By using above-mentioned technical proposal, the setting of convex block to be not easy to loosen when protective cover is set in seat pipe, simultaneously Convex block can block mounting hole, play the role of stopping the entrance such as rainwater, dust.

In conclusion the utility model has the advantages that：

1st, by the cooperation of gag lever post and guide groove, can limit a bar will not be detached out of seat pipe completely, so as to rise To certain effect that vehicle seat is prevented to be stolen；

2nd, the groove on bolt head be arranged to triangle, regular pentagon or regular heptagon of unconventional shape etc., it is necessary to Specific purpose tool ability turn, further improves anti-theft performance；

3rd, the setting of protective case, mounting hole is stashed, and while anti-theft is promoted, also acts certain stop Rainwater, dust etc. enter the effect in mounting hole.

Description of the drawings

Fig. 1 is the structure diagram of the bicycle with antitheft vehicle seat in embodiment；

Fig. 2 is the sectional view of the bicycle with antitheft vehicle seat in embodiment；

Fig. 3 is the enlarged drawing of part A in Fig. 2；

Fig. 4 is the structure diagram of vehicle seat and seat bar in embodiment；

Fig. 5 is the structure diagram of shank of bolt and bolt head in embodiment.

In figure：1st, bicycle body；2nd, seat pipe；21st, the first seat pipe；22nd, the second seat pipe；221st, mounting hole；23rd, seat pipe Folder；3rd, seat bar；31st, guide groove；4th, cushion；5th, shank of bolt；51st, bolt head；511st, groove；52nd, spherical；6th, elastic rubber Set；61st, convex block.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Embodiment：

A kind of bicycle with antitheft vehicle seat with reference to Fig. 1, including bicycle body 1, is set on bicycle body 1 There is seat pipe 2, a bar 3 is inserted in seat pipe 2, the end of seat bar 3 is fixedly installed cushion 4.It is provided in seat pipe 2 for fixed seat The Fixture for tube of seat 23 of bar 3 unclamps Fixture for tube of seat 23, the depth of seat pipe 2 can be inserted into pull adjustment seat bar 3, so as to adjust the height of cushion 4 Degree.

With reference to Fig. 2 and Fig. 3, seat pipe 2 includes the first seat pipe 21 and internal diameter is more than the second seat pipe 22 of 21 outer diameter of the first seat pipe, First seat pipe, 21 one end is extend into the second seat pipe 22.The end arc-shaped transition of second seat pipe 22 is to the outer wall with the first seat pipe 21 Connection, between the two by being welded and fixed.

With reference to Fig. 3, the tube wall that the first seat pipe 21 is located at 22 inside points of the second seat pipe is provided through shank of bolt 5, on seat bar 3 Guide groove 31 is offered along its length.5 one end of shank of bolt is extend into guide groove 31, and the other end is provided with bolt head 51. During pull seat bar 3, shank of bolt 5 is engaged with guide groove 31, limits the moving range of a bar 3 so that seat bar 3 will not be complete Detach seat pipe 2.

With reference to Fig. 3, mounting hole 221, the position of mounting hole 221 and the position phase of bolt head 51 are provided in the second seat pipe 22 It is corresponding.Elastic rubber set 6 is arranged with outside second seat pipe 22, elastic rubber covers 6 pairs of mounting holes 221 and plays the role of blocking so that Mounting hole 221 is not easy to be found.The inner wall of elastic rubber set 6 is provided with convex block 61, and convex block 61 is caught in mounting hole 221, will be pacified Dress hole 221 block so that elastic rubber set 6 it is steady at the same time it can also stop rainwater, dust etc. enter mounting hole 221 It is interior.

With reference to Fig. 4, the guide groove 31 on seat bar 3 is deep gouge, and the deep gouge is formed by 3 punch process of seat bar, easy to process. While /V, guiding role is played the role of, also having increases by 3 intensity of seat bar for it.

With reference to Fig. 5, the one end of shank of bolt 5 away from bolt head 51 is provided with spherical 52, and spherical 52 reduces shank of bolt 5 End and guide groove 31（As shown in Figure 3）Contact area between bottom wall, so as to reduce phase between shank of bolt 5 and guide groove 31 Frictional force during to movement so that the situation of interim card is less prone to during pull seat bar 3.

With reference to Fig. 5, it is provided with to rotate the groove 511 of shank of bolt 5 on bolt head 51, the shape of groove 511 can be Equilateral triangle, regular pentagon or regular heptagon etc..In the present embodiment, groove 511 is equilateral triangle, it is necessary to which matched is special Instrument just can screw or unscrew shank of bolt 5 so that it is not easy to be disassembled, and adds and steals cushion 4（As shown in Figure 1）Difficulty Degree, improves anti-theft performance.

Operation principle is as follows：

Fixture for tube of seat 23 is unclamped, pull seat bar 3 can adjust the height of cushion 4.During pull seat bar 3, in shank of bolt 5 with being oriented to Under the cooperation of slot 31 so that seat bar 3 will not be pulled out seat pipe 2 completely, so as to certain effect for preventing that cushion 4 is stolen. Groove 511 on bolt head 51 is arranged to equilateral triangle, it is necessary to which dedicated instrument could demounting bolt bar 5；Elastic rubber set 6 It sets, mounting hole 221 is covered, it is made to be not easy to be found, further improves the anti-theft performance of bicycle.

This specific embodiment is only explanation to the utility model, is not the limitation to the utility model, ability Field technique personnel can as needed make the present embodiment the modification of no creative contribution after this specification is read, but As long as it is all protected in the right of the utility model be subject to Patent Law.

Claims (8)

1. a kind of bicycle with antitheft vehicle seat, including bicycle body (1), the seat pipe being fixed on bicycle body (1) (2), the seat bar (3) that is plugged in seat pipe (2) and the cushion (4) of fixed setting present bar (3) end are set on the seat pipe (2) It is equipped with the Fixture for tube of seat (23) for fixed seat bar (3), it is characterised in that：The seat pipe (2) includes the first seat pipe (21) and second Seat pipe (22), the first seat pipe (21) outer diameter is less than the internal diameter of the second seat pipe (22) and part extend into the second seat pipe (22) It is interior；The end arc-shaped transition of second seat pipe (22) is fixedly connected to the outer wall with the first seat pipe (21)；First seat pipe (21) gag lever post of the tube wall of the second seat pipe (22), the gag lever post are provided through positioned at interior one end of the second seat pipe (22) It is set along the radial direction of the first seat pipe (21)；The length direction of seat bar (3) is provided with guide groove (31), institute on the seat bar (3) One end that gag lever post is located in the first seat pipe (21) is stated to extend into guide groove (31).

2. a kind of bicycle with antitheft vehicle seat according to claim 1, it is characterised in that：The gag lever post is and the The shank of bolt (5) of thread fitting between one seat pipe (21) tube wall is provided with bolt head positioned at the one end of the first seat pipe (21) outside (51)；It sets fluted (511), is provided on the tube wall of second seat pipe (22) and bolt head (51) on the bolt head (51) The corresponding mounting hole in position (221).

3. a kind of bicycle with antitheft vehicle seat according to claim 2, it is characterised in that：The groove (511) Shape is triangle, regular pentagon or regular heptagon.

4. a kind of bicycle with antitheft vehicle seat according to claim 3, it is characterised in that：The guide groove (31) is Stamping forming deep gouge.

5. according to a kind of bicycle with antitheft vehicle seat of claim 1-4 any one of them, it is characterised in that：The /V One end that bar is extend into guide groove (31) is arranged to spherical (52).

6. a kind of bicycle with antitheft vehicle seat according to claim 2, it is characterised in that：Second seat pipe (22) Outer to be arranged with protective cover, the protective cover covers the mounting hole (221) in the second seat pipe (22).

7. a kind of bicycle with antitheft vehicle seat according to claim 6, it is characterised in that：The protective cover is elasticity Rubber sleeve (6).

8. a kind of bicycle with antitheft vehicle seat according to claim 7, it is characterised in that：The elastic rubber set (6) convex block (61) is provided on madial wall, the convex block (61) is caught in mounting hole (221).