CN212907870U

CN212907870U - Fusiform power battery pack

Info

Publication number: CN212907870U
Application number: CN202021838375.2U
Authority: CN
Inventors: 张管; 张文轩
Original assignee: Anhui Kebo Aviation Equipment Co Ltd
Current assignee: Anhui Kebo Aviation Equipment Co Ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-04-06
Anticipated expiration: 2030-08-28

Abstract

The utility model discloses a fusiform power battery pack, which belongs to the technical field of new energy batteries and comprises a plurality of fusiform batteries, arc polar plates and an inner core are contained in the fusiform batteries, the arc polar plates comprise insulating heads, arc shells and connecting polar plates, the insulating heads and the connecting polar plates are fixedly connected with the two ends of the arc shells, the inner core comprises a shell, a diaphragm, an anode and a cathode, the shell is in a fusiform structure, the diaphragm is positioned between the anode and the cathode, the diaphragm, the anode and the cathode form a battery core, the battery core is wound and overlapped in a fusiform, the inner core is externally provided with two arc polar plates, the connecting polar plates of the two arc polar plates are respectively positioned at the two ends of the inner core, the designed structure has enough inner space, the safety of the battery core is ensured, when the battery has problems, phenomena such as bulging and the like can not occur, the safety is improved, meanwhile, compared with a fusiform structure, the, the positive and negative electrodes have good reaction discharge effect, and compared with a rectangular battery, the shuttle-shaped shell has stronger compression resistance and deformation resistance.

Description

Fusiform power battery pack

Technical Field

The utility model belongs to the technical field of the new forms of energy battery, more specifically, relate to a fusiformis power battery group.

Background

The new energy battery has a wide prospect at present, the power battery is a power supply for providing a power source for tools, and the new energy battery is a storage battery for providing power for electric automobiles, electric trains, electric bicycles and golf carts.

The current power battery has two kinds of structures, one kind is the battery package that becomes up by a plurality of cylinder batteries, another kind is the battery of cube structure, by the battery package of a plurality of battery combinations, the single discharge of internal battery, it is efficient, local battery can directly be changed to local harm simultaneously, however the cylinder battery inner space is inseparable, electric core book formula is arranged, harm such as swell takes place easily after the damage, has the potential safety hazard, and the battery of cube structure, compressive capacity is poor, local pressurized damages the deformation easily.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

The utility model aims to solve the above-mentioned defect.

2. Technical scheme

In order to achieve the above purpose, the utility model provides a technical scheme does:

the utility model discloses a fusiformis power battery group, including a plurality of fusiformis batteries, contain arc polar plate and inner core in the fusiformis battery, the arc polar plate includes insulating head, arc shell and connection polar plate, the both ends fixed connection insulating head and the connection polar plate of arc shell, the inner core includes the shell, the diaphragm, anodal and negative pole, the shell is the fusiform structure, the diaphragm is located between anodal and the negative pole, the diaphragm, anodal and negative pole constitute the battery core, battery core fusiform winding stack, the inner core is equipped with two arc polar plates outward, the connection polar plate of two arc polar plates is located the both ends of inner core respectively.

Preferably, the inner wall of the circular arc shell of the arc-shaped polar plate is attached to the outer wall of the inner core, and the positive electrode and the negative electrode in the inner core are respectively and electrically connected with the connecting polar plates of the two arc-shaped polar plates.

Preferably, the battery core of the inner core has large gaps at two ends and small gap in the middle.

Preferably, the connection polar plates of the shuttle-shaped batteries are sequentially connected to form a battery pack, and the battery pack is formed by stacking the battery packs in a staggered manner.

Preferably, the two ends of the battery core are in circular arc transition.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

(1) the utility model discloses a fusiform power battery pack, including a plurality of fusiform batteries, contain arc polar plate and inner core in the fusiform battery, the arc polar plate includes insulating head, arc shell and connection polar plate, the both ends fixed connection insulating head and the connection polar plate of arc shell, the inner core includes the shell, the diaphragm, anodal and negative pole, the shell is the fusiform structure, the diaphragm is located between anodal and the negative pole, diaphragm, anodal and negative pole constitute the battery core, battery core fusiform winding stack, the inner core is equipped with two arc polar plates outward, the connection polar plate of two arc polar plates is located the both ends of inner core respectively, the structure of this design, fusiform design, the inner space is sufficient, the safety of battery core has been guaranteed, when the battery goes wrong, phenomenons such as bulge can not take place, the security has improved, the fusiform structure of this design simultaneously, compare in cylindrical structure, holistic camber is lower, the reaction discharge effect of positive negative pole is good, the shuttle-shaped housing has a greater resistance to compression and deformation than a rectangular battery.

Drawings

Fig. 1 is a schematic structural diagram of a shuttle-shaped power battery pack according to the present invention;

fig. 2 is a schematic structural diagram of an arc-shaped polar plate of a shuttle-shaped power battery pack according to the present invention;

fig. 3 is a schematic structural diagram of an inner core of a shuttle-shaped power battery pack according to the present invention;

fig. 4 is a diagram illustrating an actual use of the shuttle-shaped power battery pack according to the present invention.

The reference numerals in the schematic drawings illustrate:

100. a shuttle-shaped battery; 110. an arc-shaped polar plate; 111. an insulating head; 112. connecting the polar plate; 113. an arc shell; 120. an inner core; 121. a housing; 130. a battery cell; 131. a membrane; 132. a positive electrode; 133. and a negative electrode.

Detailed Description

In order to facilitate understanding of the invention, the invention will be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the invention are shown, but which can be embodied in many different forms and are not limited to the embodiments described herein, but which are provided so as to render the disclosure of the invention more thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; the terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention; as used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Example 1

Referring to fig. 1-4, a shuttle-shaped power battery pack of this embodiment includes a plurality of shuttle-shaped batteries 100, each shuttle-shaped battery 100 includes an arc-shaped pole plate 110 and an inner core 120, each arc-shaped pole plate 110 includes an insulating head 111, an arc-shaped shell 113 and a connecting pole plate 112, the insulating heads 111 and the connecting pole plates 112 are fixedly connected to two ends of the arc-shaped shell 113, each inner core 120 includes an outer shell 121, a diaphragm 131, an anode 132 and a cathode 133, the outer shell 121 is in a shuttle-shaped structure, the diaphragm 131 is located between the anode 132 and the cathode 133, the diaphragm 131, the anode 132 and the cathode 133 form a battery core 130, the battery core 130 is wound and stacked in a shuttle shape, two arc-shaped pole plates 110 are arranged outside the inner core 120, the connecting pole plates 112 of the two arc-shaped pole plates 110 are respectively located at two ends of the inner core 120, the designed structure is shuttle-shaped, the inner space is sufficient, so as to ensure, the safety is improved, and the fusiform structure of this design simultaneously, compare in the cylinder structure, holistic camber is lower, and the reaction of positive negative pole 133 is discharged effectually, compares in rectangular battery, and the shell 121 of fusiform has stronger resistance to compression anti-deformability.

The inner wall of the arc shell 113 of the arc-shaped pole plate 110 of the embodiment is attached to the outer wall of the inner core 120, and the positive electrode 132 and the negative electrode 133 in the inner core 120 are respectively electrically connected to the connecting pole plates 112 of the two arc-shaped pole plates 110.

The battery core 130 both ends clearance of inner core 120 of this embodiment is big, and the middle part clearance is little, and the interval between this design, battery core 130 is great, and when the inside damage that takes place of battery, the battery is outside can be guaranteed not to take place to swell the phenomenon by sufficient interval, and great interval can hold more electrolyte simultaneously, has improved the durability of battery.

The connection pole plates 112 of the shuttle-shaped battery 100 of the embodiment are sequentially connected to form a battery pack, the battery pack is formed by stacking the battery packs in a staggered mode, and the batteries are combined into the battery pack, so that the battery pack is small in volume and high in overall stability.

The battery cell 130 of the present embodiment has two ends in arc transition.

The above-mentioned embodiments only express a certain implementation manner of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention; it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the protection scope of the present invention; therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A shuttle-shaped power battery pack, characterized in that: comprises a plurality of shuttle-shaped batteries (100), the shuttle-shaped batteries (100) are internally provided with arc-shaped polar plates (110) and inner cores (120), the arc-shaped polar plate (110) comprises an insulating head (111), an arc-shaped shell (113) and a connecting polar plate (112), two ends of the arc shell (113) are fixedly connected with an insulating head (111) and a connecting pole plate (112), the inner core (120) comprises an outer shell (121), a membrane (131), a positive electrode (132) and a negative electrode (133), the housing (121) is in a shuttle-shaped structure, the membrane (131) is positioned between the anode (132) and the cathode (133), the membrane (131), the positive electrode (132) and the negative electrode (133) form a battery core (130), the battery cores (130) are wound and overlapped in a shuttle shape, two arc-shaped polar plates (110) are arranged outside the inner core (120), the connecting polar plates (112) of the two arc-shaped polar plates (110) are respectively positioned at two ends of the inner core (120).

2. The shuttle power battery pack as claimed in claim 1, wherein: the inner wall of the arc shell (113) of the arc-shaped polar plate (110) is attached to the outer wall of the inner core (120), and the anode (132) and the cathode (133) in the inner core (120) are respectively and electrically connected with the connecting polar plates (112) of the two arc-shaped polar plates (110).

3. The shuttle power battery pack as claimed in claim 1, wherein: the gaps at two ends of the battery core (130) of the inner core (120) are larger than the gap at the middle part.

4. The shuttle power battery pack as claimed in claim 1, wherein: the connecting pole plates (112) of the shuttle-shaped batteries (100) are sequentially connected to form a battery pack, and the battery pack is formed by stacking the battery packs in a staggered manner.

5. The shuttle power battery pack as claimed in claim 1, wherein: the two ends of the battery core (130) are in arc transition.