CN215418517U

CN215418517U - Lithium battery pack of low-speed four-wheel vehicle

Info

Publication number: CN215418517U
Application number: CN202121811683.0U
Authority: CN
Inventors: 吕柏全
Original assignee: Wuxi Chentao New Energy Technology Co ltd
Current assignee: Wuxi Chentao New Energy Technology Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-01-04
Anticipated expiration: 2031-08-04

Abstract

The utility model belongs to the field of lithium batteries, and particularly relates to a lithium battery pack of a low-speed four-wheel vehicle, which comprises a lithium battery; the right sides of the lithium batteries are provided with power lines, and the outer sides of the power lines are provided with protection mechanisms; the protection mechanism comprises a protection shell, an inserting plate, a fixing plate, a clamping plate, a first extrusion plate, a rubber button and an extrusion mechanism, and the outer side of the power line is inserted into the protection shell; the outer sides of the protective shells are fixedly connected with inserting plates, and the left ends of the inserting plates are inserted into the fixing plates; one side of the fixing plate, which is far away from the plugboard, is fixedly connected to the lithium battery, and the inside of the plugboard is inserted with a clamping plate; when making lithium cell and power cord installation, protect the junction of lithium cell and power cord, prevent that the power cord from splitting in the use, promote the life of power cord, realized the function of the protection of being convenient for, solved the problem of inconvenient protection, improved the life of power cord.

Description

Lithium battery pack of low-speed four-wheel vehicle

Technical Field

The utility model relates to the field of lithium batteries, in particular to a lithium battery pack of a low-speed four-wheel vehicle.

Background

With the development of the four-wheel vehicle, when the low-speed four-wheel vehicle is used, a lithium battery pack is generally adopted to provide power for the low-speed electric vehicle.

When the lithium battery pack is installed, the lithium battery pack is usually installed in the clamping seat, the lithium battery pack is connected with the power line through the contact head, and when the low-speed four-wheel vehicle runs and meets uneven road surfaces, the power line is easy to shake, wind or bend, so that the connecting head is twisted and broken and cannot be used, the service life of the power line is shortened, and the connection part of the lithium battery pack and the power line is inconvenient to protect; therefore, the lithium battery pack of the low-speed four-wheel vehicle is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art and solve the problem that the joint of a lithium battery pack and a power line is inconvenient to protect, the utility model provides the lithium battery pack of the low-speed four-wheel vehicle.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the lithium battery pack of the low-speed four-wheel vehicle comprises a lithium battery; the right sides of the lithium batteries are provided with power lines, and the outer sides of the power lines are provided with protection mechanisms; the protection mechanism comprises a protection shell, an inserting plate, a fixing plate, a clamping plate, a first extrusion plate, a rubber button and an extrusion mechanism, and the outer side of the power line is inserted into the protection shell; the outer sides of the protective shells are fixedly connected with inserting plates, and the left ends of the inserting plates are inserted into the fixing plates; one side of the fixing plate, which is far away from the plugboard, is fixedly connected to the lithium battery, and the inside of the plugboard is inserted with a clamping plate; one end of the clamping plate, which is far away from the inserting plate, is fixedly connected with a first extrusion plate, and one end of the first extrusion plate, which is far away from the clamping plate, is fixedly connected in the rubber button; the rubber button outside is provided with extrusion mechanism, when making lithium cell and power cord installation, protects the junction of lithium cell and power cord, prevents that the power cord from splitting in the use, promotes the life of power cord, has realized the function of the protection of being convenient for, has solved the problem of inconvenient protection, has improved the life of power cord.

Preferably, a winding mechanism is arranged on the outer side of the protective shell and comprises a first baffle, a second baffle, a third baffle, a push block and a stretching mechanism; the inner sides of the first baffle and the second baffle are fixedly connected to the protective shell, and the outer side of the second baffle is attached to the third baffle; the ejector pad downside links firmly on the third baffle, and the inside tension mechanism that sets up of second baffle makes the third baffle carry out spacing structural design to the power cord, makes power cord length longer, carries out the rolling to the power cord and deposits, prevents the power cord overlength, and comparatively in disorder when leading to depositing, the maintenance in inconvenient later stage has realized the function of the rolling of being convenient for, has solved the problem of inconvenient rolling, has improved the adaptability of power cord.

Preferably, first stripper plate sets up to L shape, and through setting up first stripper plate to L shape, promote first stripper plate extrusion cardboard when being convenient for press the rubber button, release the picture peg with the cardboard, if set up first stripper plate to the rectangle, then it is comparatively inconvenient when pressing the rubber button.

Preferably, the extrusion mechanism comprises a second extrusion plate and a first spring, and the outer side of the first extrusion plate is fixedly connected with the second extrusion plate; the outside of the second extrusion plate is fixedly connected with the first spring, one end, far away from the second extrusion plate, of the first spring is fixedly connected onto the fixed plate, and the first extrusion plate is enabled to push the clamping plate, so that the first extrusion plate can be conveniently pushed to restore the original working state.

Preferably, the ejector pad sets up to trapezoidal, through setting up the ejector pad to trapezoidal, atress when being convenient for promote the third baffle, if set up the ejector pad to square, then comparatively inconvenient when promoting.

Preferably, the stretching mechanism comprises a second spring and a telescopic rod, and the second spring is fixedly connected inside the second baffle; the right end of the second spring is fixedly connected to the third baffle, and the outer side of the second spring is inserted into the telescopic rod; the telescopic link left side links firmly on the second baffle, and the telescopic link right side links firmly on the third baffle, and through being provided with second spring and telescopic link, be convenient for spur the third baffle and carry on spacingly to the power cord.

The utility model has the advantages that:

1. according to the utility model, when the lithium battery and the power line are installed, the protective shell is inserted outside the power line, the inserting plate is inserted into the fixed plate, the inserting plate extrudes the clamping plate, the clamping plate pulls the first extruding plate to move, the first extruding plate synchronously drives the second extruding plate to compress the first spring, and the inserting plate is continuously inserted;

2. according to the utility model, when the length of the power line is longer, the push block is pushed to drive the third baffle plate to stretch the second spring under the limit of the second spring, then the power line is wound on the protective shell, the limit is carried out through the first baffle plate and the second baffle plate, the push block is loosened after winding, the third baffle plate is pulled under the elastic potential energy of the second spring to recover the original working state, the structural design that the third baffle plate limits the power line is adopted, the power line is coiled and stored when the length of the power line is longer, the power line is prevented from being overlong, the situation that the power line is scattered when stored is prevented, later-stage maintenance is inconvenient, the function of facilitating coiling is realized, the problem that the coiling is inconvenient is solved, and the adaptability of the power line is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a left side view of the first embodiment;

FIG. 2 is a schematic cross-sectional front view illustrating a structure of the first embodiment;

FIG. 3 is a schematic diagram of a structure shown in FIG. 2 according to a first embodiment;

FIG. 4 is a schematic diagram of a structure at B in FIG. 2 according to the first embodiment;

FIG. 5 is a schematic cross-sectional front view illustrating a second embodiment of the present invention;

fig. 6 is a schematic structural diagram of embodiment two at C in fig. 5.

In the figure: 110. a lithium battery; 120. a power line; 210. a protective shell; 220. inserting plates; 230. a fixing plate; 240. clamping a plate; 250. a first squeeze plate; 260. a rubber button; 270. a second compression plate; 280. a first spring; 290. a limiting rod; 310. a first baffle plate; 320. a second baffle; 330. a third baffle plate; 340. a push block; 350. a second spring; 360. a telescopic rod.

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.

Example one

Referring to fig. 1-4, a lithium battery pack for a low-speed four-wheel vehicle includes a lithium battery 110; the right sides of the lithium batteries 110 are provided with power lines 120, and the outer sides of the power lines 120 are provided with protection mechanisms; the protection mechanism comprises a protection shell 210, an inserting plate 220, a fixing plate 230, a clamping plate 240, a first extrusion plate 250, a rubber button 260 and an extrusion mechanism, and the outer side of the power line 120 is inserted into the protection shell 210; the outer sides of the protective shell 210 are fixedly connected with the inserting plate 220, and the left end of the inserting plate 220 is inserted into the fixing plate 230; one side of the fixing plate 230, which is far away from the plug board 220, is fixedly connected to the lithium battery 110, and the plug board 220 is internally inserted with a clamping board 240; one end of the clamping plate 240, which is far away from the inserting plate 220, is fixedly connected with a first extrusion plate 250, and one end of the first extrusion plate 250, which is far away from the clamping plate 240, is fixedly connected in the rubber button 260; the extrusion mechanism is arranged on the outer side of the rubber button 260, so that when the lithium battery 110 and the power line 120 are installed, the joint of the lithium battery 110 and the power line 120 is protected, the power line 120 is prevented from being broken in the using process, the service life of the power line 120 is prolonged, the function of convenient protection is realized, the problem of inconvenient protection is solved, and the service life of the power line 120 is prolonged; when the lithium battery 110 and the power line 120 are installed in operation, the protective shell 210 is inserted outside the power line 120, the inserting plate 220 is inserted into the fixing plate 230, the inserting plate 220 extrudes the clamping plate 240, the clamping plate 240 pulls the first extruding plate 250 to move, the first extruding plate 250 synchronously drives the second extruding plate 270 to compress the first spring 280, the inserting plate 220 is continuously inserted, when the inserting plate 220 is completely inserted into the fixing plate 230, the second extruding plate 270 is pushed by the elastic potential energy of the first spring 280, the second extruding plate 270 drives the first extruding plate 250 and the clamping plate 240 to recover to the original working state, and the clamping plate 240 is inserted into the inserting plate 220.

A winding mechanism is arranged on the outer side of the protective shell 210, and the winding mechanism comprises a first baffle plate 310, a second baffle plate 320, a third baffle plate 330, a push block 340 and a stretching mechanism; the inner sides of the first baffle 310 and the second baffle 320 are fixedly connected to the protective shell 210, and the outer side of the second baffle 320 is attached to the third baffle 330; the lower side of the push block 340 is fixedly connected to the third baffle 330, and the stretching mechanism is arranged in the second baffle 320, so that the third baffle 330 is in a limiting structural design on the power line 120, the power line 120 is coiled and stored when the length of the power line 120 is long, the power line 120 is prevented from being too long, the storage is messy, the later-period maintenance is inconvenient, the function of facilitating coiling is realized, the problem of inconvenient coiling is solved, and the adaptability of the power line 120 is improved; during operation, when the length of the power cord 120 is long, the pushing block 340 is pushed to drive the third baffle 330 to stretch the second spring 350 under the limit of the second spring 350, then the power cord 120 is wound on the protective shell 210, the first baffle 310 and the second baffle 320 are used for limiting, the pushing block 340 is loosened after winding, the third baffle 330 is pulled to recover the original working state under the elastic potential energy of the second spring 350, and the third baffle 330 is enabled to limit the power cord 120.

The first extrusion plate 250 is L-shaped, so that when the rubber button 260 is pressed, the first extrusion plate 250 is pushed to extrude the clamping plate 240 and push the clamping plate 240 out of the inserting plate 220 conveniently by arranging the first extrusion plate 250 in the L-shape, and if the first extrusion plate 250 is rectangular, the rubber button 260 is pressed inconveniently; in operation, the rubber button 260 is pressed to push the first pressing plate 250 to move, so that the first pressing plate 250 pushes the card 240, and the card 240 is pushed out of the insertion plate 220.

The extrusion mechanism comprises a second extrusion plate 270 and a first spring 280, and the outer side of the first extrusion plate 250 is fixedly connected with the second extrusion plate 270; the outer side of the second extrusion plate 270 is fixedly connected with a first spring 280, one end of the first spring 280, which is far away from the second extrusion plate 270, is fixedly connected to the fixed plate 230, and the second extrusion plate 270 and the first spring 280 are arranged, so that the first extrusion plate 250 is convenient to push the first extrusion plate 250 to recover the original working state after pushing the clamping plate 240; in operation, the first pressing plate 250 moves to synchronously drive the second pressing plate 270 to compress the first spring 280.

The pushing block 340 is trapezoidal, so that the pushing block 340 is conveniently stressed when pushing the third baffle 330, and if the pushing block 340 is square, the pushing is inconvenient; in operation, the pushing block 340 is pushed to drive the third baffle 330 to move.

The stretching mechanism comprises a second spring 350 and a telescopic rod 360, and the second spring 350 is fixedly connected inside the second baffle 320; the right end of the second spring 350 is fixedly connected to the third baffle 330, and the outer side of the second spring 350 is inserted into the telescopic rod 360; the left side of the telescopic rod 360 is fixedly connected to the second baffle 320, the right side of the telescopic rod 360 is fixedly connected to the third baffle 330, and the third baffle 330 is conveniently pulled to limit the power line 120 by the arrangement of the second spring 350 and the telescopic rod 360; in operation, the third baffle 330 stretches the second spring 350 under the limit of the telescoping rod 360 when moving.

Example two

Referring to fig. 5 to 6, in the first comparative example, as another embodiment of the present invention, a position-limiting rod 290 is inserted into the first spring 280, and both sides of the position-limiting rod 290 are fixedly connected to the fixing plate 230; the outer side of the limit rod 290 is inserted into the second extrusion plate 270 and the first spring 280; in operation, the first compression plate 250 pushes the second compression plate 270 to compress the first spring 280 under the limit of the limit lever 290.

According to the working principle, when the lithium battery 110 and the power line 120 are installed, the protective shell 210 is inserted outside the power line 120, the inserting plate 220 is inserted into the fixing plate 230, the inserting plate 220 extrudes the clamping plate 240, the clamping plate 240 pulls the first extrusion plate 250 to move, the first extrusion plate 250 synchronously drives the second extrusion plate 270 to compress the first spring 280, the inserting plate 220 is continuously inserted, when the inserting plate 220 is completely inserted into the fixing plate 230, the second extrusion plate 270 is pushed by the elastic potential energy of the first spring 280, the second extrusion plate 270 drives the first extrusion plate 250 and the clamping plate 240 to recover the original working state, and the clamping plate 240 is inserted into the inserting plate 220.

When the length of the power cord 120 is long, the pushing block 340 is pushed to drive the third baffle 330 to stretch the second spring 350 under the limit of the second spring 350, then the power cord 120 is wound on the protective shell 210, the limit is performed through the first baffle 310 and the second baffle 320, the pushing block 340 is loosened after winding, the third baffle 330 is pulled under the elastic potential energy of the second spring 350 to recover the original working state, and the third baffle 330 is enabled to limit the power cord 120.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. The utility model provides a low-speed four wheeler lithium cell group which characterized in that: including a lithium battery (110); the right sides of the lithium batteries (110) are provided with power lines (120), and the outer sides of the power lines (120) are provided with protection mechanisms;

the protection mechanism comprises a protection shell (210), an inserting plate (220), a fixing plate (230), a clamping plate (240), a first extrusion plate (250), a rubber button (260) and an extrusion mechanism, and the outer side of the power line (120) is inserted into the protection shell (210); the outer sides of the protective shells (210) are fixedly connected with the inserting plates (220), and the left ends of the inserting plates (220) are inserted into the fixing plates (230); one side of the fixing plate (230) far away from the plug board (220) is fixedly connected to the lithium battery (110), and a clamping board (240) is inserted into the plug board (220); one end, far away from the inserting plate (220), of the clamping plate (240) is fixedly connected with a first extrusion plate (250), and one end, far away from the clamping plate (240), of the first extrusion plate (250) is fixedly connected in the rubber button (260); and an extrusion mechanism is arranged on the outer side of the rubber button (260).

2. The lithium battery pack for a low-speed four-wheel vehicle as claimed in claim 1, wherein: a winding mechanism is arranged on the outer side of the protective shell (210), and comprises a first baffle (310), a second baffle (320), a third baffle (330), a push block (340) and a stretching mechanism; the inner sides of the first baffle plate (310) and the second baffle plate (320) are fixedly connected to the protective shell (210), and the outer side of the second baffle plate (320) is attached to the third baffle plate (330); the lower side of the push block (340) is fixedly connected to the third baffle (330), and a stretching mechanism is arranged in the second baffle (320).

3. The lithium battery pack for a low-speed four-wheel vehicle as claimed in claim 1, wherein: the first pressing plate (250) is provided in an L-shape.

4. The lithium battery pack for a low-speed four-wheel vehicle as claimed in claim 1, wherein: the extrusion mechanism comprises a second extrusion plate (270) and a first spring (280), and the outer side of the first extrusion plate (250) is fixedly connected with the second extrusion plate (270); the outer side of the second extrusion plate (270) is fixedly connected with a first spring (280), and one end of the first spring (280) far away from the second extrusion plate (270) is fixedly connected with the fixed plate (230).

5. The lithium battery pack for a low-speed four-wheel vehicle as claimed in claim 2, wherein: the push block (340) is arranged in a trapezoid shape.

6. The lithium battery pack for a low-speed four-wheel vehicle as claimed in claim 2, wherein: the stretching mechanism comprises a second spring (350) and a telescopic rod (360), and the second spring (350) is fixedly connected inside the second baffle (320); the right end of the second spring (350) is fixedly connected to the third baffle (330), and the outer side of the second spring (350) is inserted into the telescopic rod (360); the left side of the telescopic rod (360) is fixedly connected to the second baffle (320), and the right side of the telescopic rod (360) is fixedly connected to the third baffle (330).