CN216793912U

CN216793912U - Power battery for electric bicycle

Info

Publication number: CN216793912U
Application number: CN202220189248.7U
Authority: CN
Inventors: 刘进前; 牟方路
Original assignee: Huaibei Qianliniao New Energy Technology Co ltd
Current assignee: Huaibei Qianliniao New Energy Technology Co ltd
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2022-06-21
Anticipated expiration: 2032-01-24

Abstract

The utility model discloses a power battery for an electric bicycle, which comprises a fixed base, a battery main body and an upper protective cover, wherein the upper end of the battery main body is provided with the upper protective cover for protective work, the middle part of one end of the upper protective cover is provided with a voltage regulator, the voltage regulator is electrically connected with the battery main body, the fixed base can be limited by sleeving six fastening limiting columns and six fixed jacks, the fixed base is prevented from deviating and shaking, meanwhile, in the sleeving process, an arc plate and balls can be driven to stretch and retract by stretching and retracting a plurality of telescopic springs in an opening spherical groove, when a plurality of balls are contacted with the inner walls of the fixed jacks, the balls can fasten the inner walls of the fixed jacks by the principles of acting force and reacting force, the fastening force is improved, and the phenomenon that the power battery is separated is avoided, and the damage rate of the power battery is reduced.

Description

Power battery for electric bicycle

Technical Field

The utility model belongs to the technical field of electric bicycles, and particularly relates to a power battery for an electric bicycle.

Background

The electric bicycle is a vehicle which takes a storage battery as an auxiliary energy source and is provided with a motor, a controller, the storage battery, a rotating handle brake handle and other operation components and a display instrument system on the basis of a common bicycle, when the electric bicycle is used, the battery is a vehicle-mounted energy source for providing energy for the electric bicycle, and the electric bicycle mainly adopts a lead-acid battery combination. In addition, nickel-metal hydride batteries and lithium ion batteries have also been used in some portable foldable electric vehicles.

Present power battery is when being used for electric bicycle, can be well for providing the vehicle-mounted energy of electric bicycle energy, along with electric bicycle's popularization, power battery has just formed a whole, and convenience of customers disassembles power battery and takes home, and can charge work to power battery at home, thereby avoided power battery to take place to lose and stolen phenomenon, however, when installing power battery, in case the user carelessly, do not close the protective cover of fixing power battery, power battery will take place the phenomenon that breaks away from on the road of jolting, thereby power battery's spoilage has just been improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a power battery for an electric bicycle, which aims to solve the problem that the power battery is easy to separate under the condition that a protective cover for fixing the power battery is not closed, and the damage rate of the power battery is improved.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a power battery for electric bicycle, includes unable adjustment base, battery main part and last protective cover, the battery main part upper end is equipped with and is used for the protective work to go up the protective cover, it is equipped with the voltage regulator to go up protective cover one end middle part, and voltage regulator and battery main part electric connection, the right side of going up protective cover one end and being close to the voltage regulator is equipped with the switch lock, and the switch lock is connected with the voltage regulator electricity, it is equipped with power source to go up protective cover other end middle part, and power source is connected with the battery main part electricity, it is connected with the handle to go up the protective cover upside rotation, the battery main part lower extreme is equipped with unable adjustment base, battery main part and last protective cover right side middle part have seted up coherent spacing groove, unable adjustment base downside joint has spacing fixed establishment.

Preferably, unable adjustment base still includes fixed jack, electrical property interface and support foundation, unable adjustment base bottom both sides are equipped with a plurality of evenly distributed's electrical property interface, the outside that the unable adjustment base bottom is close to a plurality of electrical property interfaces is equipped with the electrical property interface of two symmetries, the outside that the unable adjustment base bottom is close to two electrical property interfaces is seted up the fixed jack of six symmetries.

Preferably, the plurality of electrical interfaces are divided into two parts, namely an anode electrode interface and a cathode electrode interface, and the anode electrode interface and the cathode electrode interface are both electrically connected with the power switch lock through electric wires.

Preferably, spacing fixed establishment includes the spacing post of the mouth style of calligraphy bottom plate of mouth style of calligraphy and fastening formula, the spacing post of the fastening formula of six symmetries of mouth style of calligraphy bottom plate upper surface both sides fixedly connected with, and the spacing post of fastening formula cup joints with fixed jack.

Preferably, the spacing post of fastening formula includes spacing cylinder, a plurality of opening spherical grooves have radially been seted up to spacing cylinder outer wall, and is a plurality of opening spherical groove inner wall is equipped with a plurality of expanding spring, and is a plurality of expanding spring other end fixedly connected with circular arc board, and the circular arc board is located opening spherical inslot portion, and is a plurality of opening spherical inslot portion rotates and has cup jointed the ball, the one end of ball runs through the inner wall contact who stretches out opening spherical groove back and fixed jack, the other end of ball and the inner wall contact of circular arc board.

Preferably, the spherical grooves of opening divide into three groups, and three groups of spherical grooves of opening are radial annular equidistant structure and distribute at the spacing cylinder outer wall, the inside diameter of the spherical groove of opening is one half five times of ball diameter.

Preferably, the voltage regulator is electrically connected with the cathode and the anode of the battery body through wires, and the voltage regulator is provided with five regulating steps, and the voltages corresponding to the five regulating steps are 12V, 24V, 36V, 48V and 60V.

Compared with the prior art, the utility model provides a power battery for an electric bicycle, which has the following beneficial effects:

according to the utility model, the six fastening type limiting columns are sleeved with the six fixing jacks, so that the fixing base can be limited, the phenomenon that the fixing base deviates and shakes is avoided, meanwhile, in the process of sleeving, the arc-shaped plate and the balls can be driven to stretch and retract through the stretching of the plurality of telescopic springs in the opening spherical groove, when the plurality of balls are in contact with the inner wall of the fixing jack, the plurality of balls can fasten the inner wall of the fixing jack through the principle of acting force and reacting force, the fastening force is improved, the phenomenon that a power battery is separated is avoided, and the damage rate of the power battery is reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model without limiting the utility model in which:

FIG. 1 is a schematic view of a power battery for an electric bicycle according to the present invention;

FIG. 2 is a schematic view of the proposed structure;

fig. 3 is a schematic bottom view of the fixing base according to the present invention;

FIG. 4 is a schematic perspective view of a spacing fixing mechanism according to the present invention;

fig. 5 is a schematic top sectional view of the fastening type position-limiting pillar according to the present invention.

In the figure: 1. a handle; 2. a limiting groove; 3. a limiting and fixing mechanism; 31. a square bottom plate; 32. a fastening type limiting column; 321. an open spherical groove; 322. a circular arc plate; 323. a tension spring; 324. a ball bearing; 325. a limiting cylinder; 4. a fixed base; 41. fixing the jack; 42. an electrical interface; 43. supporting the bottom pillar; 5. a battery main body; 6. a power switch lock; 7. a voltage regulator; 8. an upper protective cover; 9. and a power interface.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, 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.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a power battery for electric bicycle, including unable adjustment base 4, battery main part 5 and last protective cover 8, 5 upper ends of battery main part are equipped with and are used for protective work to go up protective cover 8, it is equipped with voltage regulator 7 to go up protective cover 8 one end middle part, and voltage regulator 7 and battery main part 5 electric connection, the right side of going up protective cover 8 one end and being close to voltage regulator 7 is equipped with switch lock 6, and switch lock 6 is connected with voltage regulator 7 electricity, it is equipped with power source 9 to go up protective cover 8 other end middle part, and power source 9 is connected with battery main part 5 electricity, it is connected with handle 1 to go up the rotation of protective cover 8 upside, 5 lower extremes of battery main part are equipped with unable adjustment base 4, battery main part 5 and the middle part in last protective cover 8 right sides have seted up

coherent spacing groove

2, 4 downside joint has spacing fixed establishment 3.

Unable adjustment base 4 still includes fixed jack 41, electrical property interface 42 and

support foundation

43, 4 bottom both sides of unable adjustment base are equipped with a plurality of evenly distributed's electrical property interface 42, the outside that 4 bottoms of unable adjustment base are close to a plurality of electrical property interfaces 42 is equipped with the electrical property interface 42 of two symmetries, a plurality of electrical property interfaces 42 fall into two parts of positive electrode interface and negative electrode interface, and positive electrode interface and negative electrode interface all are connected with switch lock 6 electricity through the electric wire, unable adjustment base 4 bottom is close to the outside of two electrical property interfaces 42 and has seted up the fixed jack 41 of six symmetries.

The limiting and fixing mechanism 3 comprises a square bottom plate 31 and a fastening type limiting column 32, two sides of the upper surface of the square bottom plate 31 are fixedly connected with six symmetrical fastening type limiting columns 32, the fastening type limiting columns 32 are sleeved with a fixing jack 41, a plurality of opening spherical grooves 321 are divided into three groups, the three groups of opening spherical grooves 321 are distributed on the outer wall of a limiting cylinder 325 in a radial annular equidistant structure, the diameter of the inside of each opening spherical groove 321 is one-fifth of the diameter of a ball 324, the fastening type limiting column 32 comprises the limiting cylinder 325, the outer wall of the limiting cylinder 325 is radially provided with a plurality of opening spherical grooves 321, the inner wall of each opening spherical groove 321 is provided with a plurality of expansion springs 323, the other ends of the expansion springs 323 are fixedly connected with an arc plate 322, the arc plate 322 is positioned inside the opening spherical groove 321, the inside of each opening spherical groove 321 is rotatably sleeved with the ball 324, one end of each ball 324 is contacted with the inner wall of the fixing jack 41 after penetrating and extending out of the opening spherical groove 321, the other end of the ball 324 contacts the inner wall of the circular arc plate 322.

By adopting the technical scheme: cup joint with six fixed jacks 41 through the spacing post 32 of six fastening formulas, can carry out spacing work to unable adjustment base 4, avoid unable adjustment base 4 to take place the phenomenon that the skew rocked, simultaneously at the in-process that cup joints, through the flexible of a plurality of expanding spring 323 of opening spherical groove 321 inside, will drive arc board 322 and ball 324 and stretch out and draw back the action, in a plurality of balls 324 and the contact of fixed jacks 41 inner wall, principle through effort and reaction force, will make a plurality of balls 324 play the effect of fastening to fixed jacks 41 inner wall, improve fastening force, thereby the phenomenon that power battery takes place to break away from has been avoided.

In order to perform the voltage adjusting operation, the voltage adjuster 7 is electrically connected to the cathode and the anode of the battery body 5 through wires, the voltage adjuster 7 is provided with five adjusting positions, and the voltages corresponding to the five adjusting positions are 12V, 24V, 36V, 48V and 60V, and the voltage adjuster 7 can perform the voltage adjusting operation better, so that the battery body 5 can output corresponding voltages and currents, and the running speed of the electric bicycle can be controlled.

The working principle and the using process of the utility model are as follows: the limiting fixing mechanism 3 is fixed at the bottom of a battery fixing groove of the electric bicycle by an operator, and then the operator can place the whole battery in the battery fixing groove of the electric bicycle through the handle 1;

when the whole battery is placed in the battery fixing groove of the electric bicycle, the six fastening type limiting columns 32 are inserted into the six fixing insertion holes 41 at the bottom of the fixing base 4, and in the inserting process, the plurality of balls 324 move towards the inside of the plurality of open spherical grooves 321, and meanwhile, the telescopic springs 323 in the plurality of open spherical grooves 321 can be compressed, and according to the principle of acting force and reacting force, the compressed telescopic springs 323 can generate reverse elastic force, so that after the six fastening type limiting columns 32 are inserted into the six fixing insertion holes 41 at the bottom of the fixing base 4, the plurality of balls 324 can play a fastening effect on the inner walls of the six fixing insertion holes 41, the fastening force is increased, the separation phenomenon of the fixing base 4 is avoided, and the separation phenomenon of the whole battery is also avoided;

when the whole battery is completely placed in a battery fixing groove of the electric bicycle, the electric interface 42 at the bottom of the fixing base 4 is communicated with a wiring terminal of the electric bicycle, at the moment, a worker can adjust the voltage output by the battery main body 5 by operating the voltage regulator 7, so that the power output by the electric bicycle can be controlled, then the worker can open the power switch lock 6 through a key of the power switch lock 6, so that the voltage output by the battery main body 5 can be ensured, after the worker closes a protective cover of the battery, the user can ride the electric bicycle, and after the user rides for a period of time, the user can take the battery back to home according to the installation steps of the battery to carry out charging work; when charging, the power source interface 9 can be electrically connected to an external power source via a power cord, so that the battery main body 5 can be charged.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a power battery for electric bicycle, includes unable adjustment base (4), battery main part (5) and goes up protective cover (8), its characterized in that: the battery main body (5) upper end is equipped with and is used for protecting protective cover (8) in the work, it is equipped with voltage regulator (7) to go up protective cover (8) one end middle part, and voltage regulator (7) and battery main body (5) electric connection, the right side that goes up protective cover (8) one end and is close to voltage regulator (7) is equipped with switch lock (6), and switch lock (6) are connected with voltage regulator (7) electricity, it is equipped with power source (9) to go up protective cover (8) other end middle part, and power source (9) are connected with battery main body (5) electricity, it is connected with handle (1) to go up protective cover (8) upside rotation, battery main body (5) lower extreme is equipped with unable adjustment base (4), battery main body (5) and last protective cover (8) right side middle part offer consecutive spacing groove (2), and a limiting and fixing mechanism (3) is clamped at the lower side of the fixing base (4).

2. The power battery for the electric bicycle according to claim 1, wherein: unable adjustment base (4) still include fixed jack (41), electrical property interface (42) and support foundation (43), unable adjustment base (4) bottom both sides are equipped with a plurality of evenly distributed's electrical property interface (42), the outside that unable adjustment base (4) bottom is close to a plurality of electrical property interfaces (42) is equipped with electrical property interface (42) of two symmetries, unable adjustment base (4) bottom is close to the outside of two electrical property interfaces (42) and sets up fixed jack (41) of six symmetries.

3. The power battery for the electric bicycle according to claim 2, wherein: the plurality of electrical interfaces (42) are divided into two parts, namely an anode electrode interface and a cathode electrode interface, and the anode electrode interface and the cathode electrode interface are electrically connected with the power switch lock (6) through electric wires.

4. The power battery for the electric bicycle according to claim 2, wherein: spacing fixed establishment (3) are including mouthful style of calligraphy bottom plate (31) and spacing post of fastening formula (32), mouthful style of calligraphy bottom plate (31) upper surface both sides fixedly connected with the spacing post of fastening formula (32) of six symmetries, and spacing post of fastening formula (32) cup joints with fixed jack (41).

5. The power battery for the electric bicycle according to claim 4, wherein: spacing post of fastening formula (32) is including spacing cylinder (325), a plurality of opening spherical groove (321), a plurality of have radially been seted up to spacing cylinder (325) outer wall opening spherical groove (321) inner wall is equipped with a plurality of expanding spring (323), and is a plurality of expanding spring (323) other end fixedly connected with circular arc board (322), and circular arc board (322) are located opening spherical groove (321) inside, and are a plurality of opening spherical groove (321) inside is rotated and has been cup jointed ball (324), the one end of ball (324) runs through the inner wall contact who stretches out opening spherical groove (321) back and fixed jack (41), the other end of ball (324) and the inner wall contact of circular arc board (322).

6. The power battery for the electric bicycle according to claim 5, wherein: the opening spherical grooves (321) are divided into three groups, the three groups of opening spherical grooves (321) are distributed on the outer wall of the limiting cylinder (325) in a radial annular equidistant structure, and the diameter of the inside of each opening spherical groove (321) is one to five times that of the ball (324).

7. The power battery for the electric bicycle according to claim 1, wherein: the voltage regulator (7) is electrically connected with the cathode and the anode of the battery body (5) through electric wires respectively, the voltage regulator (7) is provided with five regulating gears, and the voltages corresponding to the five regulating gears are 12V, 24V, 36V, 48V and 60V.