CN213008517U

CN213008517U - Theftproof lithium cell electric bicycle

Info

Publication number: CN213008517U
Application number: CN202021975342.2U
Authority: CN
Inventors: 王军
Original assignee: Kunshan Shunlun Vehicle Co ltd
Current assignee: Kunshan Shunlun Vehicle Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-04-20
Anticipated expiration: 2030-09-10

Abstract

The utility model discloses a theftproof lithium cell electric bicycle, concretely relates to electric motor car lithium cell technical field, including the electric bicycle body, the middle part of electric bicycle body is fixed with the back beam post, the right side of back beam post is provided with the battery box, the bottom fixedly connected with battery box seat on back beam post right side, the bottom of battery box and the upper surface plug-in connection of battery box seat, the battery box includes the chamber door. The utility model discloses a place the cassette that is equipped with draw-in groove and screw hole in electric bicycle's back beam column outside, the welding is equipped with the flange of screw hole on the door plant of battery box, correspond the joint with the flange draw-in groove on the cassette, and run through the fixed mounting that the screw hole was realized and the flange through two theftproof bolts, realized fixing the battery box inside, effectively prevent rocking of battery box, special bolt fastening in case of stealing, the security of battery box has been improved again in the time of further fixed battery box, make the thief be difficult to carry out the behavior of stealing.

Description

Theftproof lithium cell electric bicycle

Technical Field

The utility model relates to an electric motor car technical field, more specifically say, the utility model relates to an anti-theft lithium cell electric bicycle.

Background

The electric bicycle is small and exquisite and attractive in appearance, sufficient in electric power and low in cost, becomes a popular tool for riding instead of walk, and in life, the shadow of the electric bicycle cannot be left at places such as office buildings, districts, schools, malls and the like, particularly the lithium battery arranged in the electric bicycle is also tried by lawbreakers due to high value of the lithium battery.

However, when the lithium battery electric vehicle is actually used, still more disadvantages exist, such as: the installation of battery box often is that the upper and lower position department of direct follow battery box installs fixedly, adopts ordinary fix with screw more, and the fixed form is comparatively loaded down with trivial details, and the dismantlement process is complicated, and fixed effect is not good, often easily receives time, environmental factor to lead to the screw pine to fall, and fixed and theftproof are the individuality of going on alone, do not combine together fixedly and theftproof.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a theftproof lithium cell electric bicycle, through the fixed battery box of back beam column joint, rethread theftproof bolt fastening after cooperation through flange and cassette joint, realize the fixed mounting of battery box, set up the pickproof lock in the inboard middle part of flange simultaneously, the pickproof lock is protected and is hidden, make it be difficult for being stolen the discovery of the person, want to unblank and also demolish the pickproof bolt, accomplish the dual theftproof protection to the battery box, the security performance is high.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an theftproof lithium cell electric bicycle, includes the electric bicycle body, the middle part of electric bicycle body is fixed with the back beam column, the right side of back beam column is provided with the battery box, the bottom fixedly connected with battery box seat on back beam column right side, the bottom of battery box and the upper surface grafting of battery box seat are connected, the battery box includes the chamber door, one side of chamber door is passed through the hinge and is connected with the battery box, the skin weld of chamber door has two flanges, two the inboard of flange is equipped with the pickproof lock, pickproof lock and chamber door fixed mounting, one side of flange is provided with the cassette, the cassette is offered the draw-in groove that corresponds with the flange in the face of the side of battery box, every the flange and the both sides wall of draw-in groove all runs through set up threaded hole, and the inboard threaded connection of threaded hole has the theftproof.

In a preferred embodiment, four corners of the upper surface of the battery box seat are provided with positioning openings, the bottom of the battery box is fixed with positioning columns, and the positioning columns at the bottom of the battery box are inserted into the inner sides of the positioning openings.

In a preferred embodiment, the number of the anti-theft bolts is two, grooves are formed in the middle of the two anti-theft bolts, and rubber sleeves are fixedly sleeved in the grooves in the middle of the two anti-theft bolts.

In a preferred embodiment, the right sides of the head parts of the two anti-theft bolts are sleeved with rubber flat washers, and the tail parts of the two anti-theft bolts are both in threaded connection with anti-theft nuts.

In a preferred embodiment, the clamping seat is U-shaped, and a rubber pad is fixed on the inner side of the clamping seat.

In a preferred embodiment, threaded holes are formed in the side walls of the two convex plates and the side walls of the two clamping grooves, the number of the threaded holes is two, the positions of the threaded holes are one at the top and one at the bottom, and the two anti-theft bolts respectively penetrate through the threaded holes distributed at the top and the bottom to be in threaded connection with the clamping seat and the convex plates.

In a preferred embodiment, the anti-theft lock is arranged at the middle position of the two anti-theft bolts and corresponds to the rubber sleeve.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a place the cassette that is equipped with draw-in groove and screw hole in electric bicycle's back beam column outside, the welding is equipped with the flange of screw hole on the door plant of battery box, correspond the joint with the flange draw-in groove on the cassette, and run through the fixed mounting that the screw hole was realized and the flange through two theftproof bolts, realized fixing the battery box inside, effectively prevent rocking of battery box, special bolt fastening in case of stealing, the security of battery box has been improved again in the time of further fixed battery box, make the thief be difficult to carry out the behavior of stealing.

2. The anti-theft lock is arranged in the middle of the inner sides of the convex plates on the two sides of the battery box, the convex plates on the two sides protect the anti-theft lock and hide the anti-theft lock, so that the anti-theft lock is not easy to be found by thieves, double anti-theft protection for the battery box is achieved, and the safety performance is high.

3. Through set up two sets of location mouths at the battery box seat, two sets of reference columns are seted up to the battery box bottom, and the battery box passes through the grafting of reference column and location mouth, prevents effectively rocking of battery box body, plays the positioning action.

4. Through setting up the cassette into removable assecmbly to set up the rubber pad in the cassette inboard, the rubber pad texture is soft, flexible, has advantages such as prevent that the accident from falling and the abrasionproof decreases, sets up the rubber pad in the cassette inboard and can play shockproof effect, and simultaneously through the frictional force of rubber surface increase and back beam column, the reducible damage to the smooth surface of back beam column of rubber face can keep pleasing to the eye, has realized easy dismounting, the convenient function of change again on both keeping pleasing to the eye basis.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the battery box structure of the present invention.

Fig. 3 is a sectional view of the battery box mounting structure of the present invention.

Fig. 4 is a top view of the battery box seat of the present invention.

The reference signs are: 1. an electric bicycle body; 2. a rear beam column; 3. a battery box; 4. a battery box base; 5. a box door; 6. a hinge; 7. a convex plate; 8. an anti-theft lock; 9. a card holder; 10. a card slot; 11. an anti-theft bolt; 12. a rubber pad; 13. a groove; 14. a rubber sleeve; 15. a rubber flat washer; 16. positioning the opening; 17. a positioning column; 18. a threaded hole; 19. an anti-theft nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

According to the figures 1-4, an anti-theft lithium battery electric bicycle comprises an electric bicycle body 1, a back beam column 2 is fixed in the middle of the electric bicycle body 1, a battery box 3 is arranged on the right side of the back beam column 2, a battery box seat 4 is fixedly connected to the bottom end of the right side of the back beam column 2, the bottom of the battery box 3 is connected with the upper surface of the battery box seat 4 in an inserting manner, the battery box 3 comprises a box door 5, one side of the box door 5 is connected with the battery box 3 through a hinge 6, two convex plates 7 are welded on the outer surface of the box door 5, anti-theft locks 8 are arranged on the inner sides of the two convex plates 7, the anti-theft locks 8 are fixedly mounted with the box door 5, a clamping seat 9 is arranged on one side of the convex plates 7, a clamping groove 10 corresponding to the convex plate 7 is arranged on the side of the clamping seat 9 facing the battery box 3, and threaded holes 18 are, and the inner side of the threaded hole 18 is threadedly connected with the antitheft bolt 11.

Furthermore, the four corners of the upper surface of the battery box seat 4 are provided with positioning holes 16, the bottom of the battery box 3 is fixed with positioning columns 17, the positioning columns 17 at the bottom of the battery box 3 are inserted into the inner sides of the positioning holes 16 and fixed from the bottom, and thus the battery box 3 is integrally and preliminarily fixed.

Further, the number of the anti-theft bolts 11 is two, two the middle position of the anti-theft bolts 11 is provided with a groove 13, two the inner side of the groove 13 in the middle of the anti-theft bolts 11 is fixedly provided with a rubber sleeve 14, and the rubber sleeve 14 can protect the contact surfaces of the anti-theft lock 8, the anti-theft bolts 11 and the back beam column 2 from being abraded.

Furthermore, the right sides of the head parts of the two anti-theft bolts 11 are sleeved with rubber flat washers 15, the tails of the two anti-theft bolts 11 are connected with anti-theft nuts 19 in a threaded manner, and the rubber flat washers 15 can further increase the contact area and reduce the compressive stress between the nuts and the convex plates 7.

Further, cassette 9 is the U font, cassette 9's inboard is fixed with rubber pad 12, and rubber pad 12 texture is soft, flexible, has to prevent that the accident from falling and advantages such as abrasionproof decreases play, sets up rubber pad 12 and can play the shockproof effect in cassette 9 inboard, simultaneously through the frictional force of rubber surface increase and back beam column 2, the reducible damage to the smooth surface of back beam column 2 of rubber face can keep pleasing to the eye, has realized easy dismounting, the convenient function of change again on both keeping pleasing to the eye basis.

Further, two the lateral wall of flange 7 and two screw hole 18 has been seted up to the lateral wall of draw-in groove 10, and the quantity of screw hole 18 is two, and screw hole 18's position is respectively one from top to bottom, and two theftproof bolts 11 run through screw hole 18 and cassette 9 and the flange 7 threaded connection that distributes from top to bottom respectively, two theftproof bolts 11 run through screw hole 18 realize with the fixed mounting of flange 7, realized fixing 3 middle parts of battery box, effectively prevent rocking of battery box 3, especially prevent that theft bolt 11 is fixed, the security of battery box 3 has been improved again when further fixing battery box 3, make the thief be difficult to carry out the action of stealing.

Further, the pickproof lock 8 sets up in the middle part position of two theftproof bolts 11, and corresponds with rubber sleeve 14, and the flange 7 of both sides carries out protection to pickproof lock 8 and hides the function, makes it be difficult for the discovery of thief, accomplishes the dual theftproof protection to battery box 3, and the security performance is high.

The utility model discloses the theory of operation: utilize the pickproof lock 8 to lock battery box 3, turn up the saddle, put into battery box seat 4 on the frame with battery box 3, correspond reference column 17 and peg graft in locating hole 16, accomplish the whole preliminary fixed spacing to battery box 3, then install cassette 9, correspond the draw-in groove 10 on the cassette 9 and block to the flange 7 surface with the chamber door 5 side of battery box 3, tentatively accomplish the basic fixed of cassette 9 and battery box 3, then further deepen it fixedly, insert screw hole 18 on flange 7 and the draw-in groove 10 with two theftproof bolt 11 threads, screw hole 18 on cassette 9 and the flange 7 this moment is corresponding, and then fix it with two theftproof nuts 19 of supporting, accomplish the fixed and the pickproof lock 8 locking operation to battery box 3.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an theftproof lithium cell electric bicycle, includes electric bicycle body (1), its characterized in that: a back beam column (2) is fixed in the middle of the electric bicycle body (1), a battery box (3) is arranged on the right side of the back beam column (2), a battery box seat (4) is fixedly connected to the bottom end of the right side of the back beam column (2), the bottom of the battery box (3) is connected with the upper surface of the battery box seat (4) in an inserting manner, the battery box (3) comprises a box door (5), one side of the box door (5) is connected with the battery box (3) through a hinge (6), two convex plates (7) are welded on the outer surface of the box door (5), anti-theft locks (8) are arranged on the inner sides of the two convex plates (7), the anti-theft locks (8) are fixedly installed on the box door (5), a clamping seat (9) is arranged on one side of the convex plates (7), and a clamping groove (10) corresponding to the convex plates (7) is formed in the side, facing the battery box (3, each convex plate (7) and two side walls of the clamping groove (10) are provided with threaded holes (18) in a penetrating mode, and the inner side of each threaded hole (18) is in threaded connection with an anti-theft bolt (11).

2. The electric bicycle with the anti-theft lithium battery as claimed in claim 1, characterized in that: positioning openings (16) are formed in four corners of the upper surface of the battery box seat (4), positioning columns (17) are fixed to the bottom of the battery box (3), and the positioning columns (17) at the bottom of the battery box (3) are inserted into the inner sides of the positioning openings (16).

3. The electric bicycle with the anti-theft lithium battery as claimed in claim 1, characterized in that: the number of the anti-theft bolts (11) is two, a groove (13) is formed in the middle of each anti-theft bolt (11), and a rubber sleeve (14) is fixedly sleeved in the groove (13) in the middle of each anti-theft bolt (11).

4. The electric bicycle with the anti-theft lithium battery as claimed in claim 3, characterized in that: the right sides of the head parts of the two anti-theft bolts (11) are sleeved with rubber flat washers (15), and the tails of the two anti-theft bolts (11) are both in threaded connection with anti-theft nuts (19).

5. The electric bicycle with the anti-theft lithium battery as claimed in claim 1, characterized in that: the clamping seat (9) is U-shaped, and a rubber pad (12) is fixed on the inner side of the clamping seat (9).

6. The electric bicycle with the anti-theft lithium battery as claimed in claim 1, characterized in that: threaded holes (18) are formed in the side walls of the two convex plates (7) and the side walls of the two clamping grooves (10), the number of the threaded holes (18) is two, the positions of the threaded holes (18) are respectively one from top to bottom, and the two anti-theft bolts (11) respectively penetrate through the threaded holes (18) which are distributed from top to bottom and are in threaded connection with the clamping seat (9) and the convex plates (7).

7. The electric bicycle with the anti-theft lithium battery as claimed in claim 3, characterized in that: the anti-theft lock (8) is arranged in the middle of the two anti-theft bolts (11) and corresponds to the rubber sleeve (14).