CN210224158U

CN210224158U - Mould a module structure with protection machanism

Info

Publication number: CN210224158U
Application number: CN201921626175.8U
Authority: CN
Inventors: Shiming Li; 李世明; Qiupeng Xu; 徐秋鹏; Yingkuan Jiang; 蒋颖宽
Original assignee: Jiangxi Special Automobile Technology Co Ltd
Current assignee: Jiangxi Special Automobile Technology Co Ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-03-31
Anticipated expiration: 2029-09-30

Abstract

The utility model discloses a mould a module structure with protection machanism, including heat conduction aluminum plate, the fixed first locating plate that is provided with of heat conduction aluminum plate's one end, the fixed second locating plate that is provided with of heat conduction aluminum plate's other end, heat conduction aluminum plate's one end is provided with the base, the base passes through bolt fixed connection with first locating plate, heat conduction aluminum plate's the other end is provided with the plastic part, the plastic part passes through bolt fixed connection with the second locating plate, the intermediate position integrated into one piece of plastic part has the lug, the draw-in groove has all been seted up to the both sides of lug and the both sides of plastic part. The utility model discloses a set up copper aluminium and connect, can protect battery tab, reduced the harm that battery tab atress damaged, in addition through setting up the plastic part, electric core tab is when receiving upper battery direction atress, and the mechanical force is undertaken by the plastic part, has increased the security of battery.

Description

Mould a module structure with protection machanism

Technical Field

The utility model belongs to the technical field of the battery packing, concretely relates to mould a module structure with protection machanism.

Background

With the rapid development of new energy automobiles, the performance requirements on the new energy automobiles are more comprehensive, and the energy density requirements on lithium ion batteries serving as main power sources of the new energy automobiles are higher and higher. And laminate polymer battery is owing to use the plastic-aluminum membrane to PACK, and the shell does not have weight almost, has characteristics such as light in weight, small, energy density height to have the flexibility of module design, obtained the favor of vast power PACK producer. In practical use, the soft package power battery is usually manufactured into a module by connecting the battery core monomers in parallel or in series and parallel, and then the battery core monomers are combined to form the battery PACK.

Because laminate polymer battery's positive negative pole ear is foil, and is stable inadequately after the installation, utmost point ear takes place to rock easily, probably causes the damage to utmost point ear, if in addition the power of upper battery direction directly acts on battery utmost point ear, the condition of rupture takes place easily for battery utmost point ear, consequently in the design of battery module, to laminate polymer battery's connection and fixed need have the module plastic part of rigidity to support, just can be better the safety of protecting good electric core utmost point ear.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mould a module structure with protection machanism through setting up copper aluminium and connecting, can protect battery tab, has reduced the harm that battery tab atress damaged, in addition through setting up the plastic part, and electric core tab is when receiving upper battery direction atress, and the mechanical force is undertaken by the plastic part, has increased the security of battery to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a plastic part module structure with a protection mechanism comprises a heat conduction aluminum plate, wherein one end of the heat conduction aluminum plate is fixedly provided with a first positioning plate, the other end of the heat conduction aluminum plate is fixedly provided with a second positioning plate, one end of the heat conduction aluminum plate is provided with a base, the base is fixedly connected with the first positioning plate through a bolt, the other end of the heat conduction aluminum plate is provided with a plastic part, the plastic part is fixedly connected with the second positioning plate through a bolt, the middle position of the plastic part is integrally formed with a convex block, two sides of the convex block and two sides of the plastic part are respectively provided with a clamping groove, a copper-aluminum joint is clamped in the clamping groove, two ends of the copper-aluminum joint are respectively provided with a threaded hole, two sides of the convex block and two sides of the plastic part are respectively in threaded connection with a fastening bolt, the other end of the fastening bolt is in threaded hole, the copper-aluminum connector is characterized in that a sliding groove is formed in the outer side of the through hole, a pressing plate is arranged in the sliding groove in a sliding mode, the upper surface of the pressing plate is rotatably connected with a screw rod, and the screw rod is in threaded connection with a copper-aluminum connector.

Preferably, the first positioning plate is provided with first fixing holes, and five groups of the first fixing holes are uniformly formed in the first fixing holes.

Preferably, the second positioning plate is provided with second fixing holes, and five groups of the second fixing holes are uniformly formed in the second positioning plate.

Preferably, a rubber pad is fixedly bonded to the lower surface of the pressing plate.

Preferably, the top of the screw is welded with a knob.

Preferably, the heat conduction aluminum plates are arranged in two numbers, and the two heat conduction aluminum plates are arranged in an up-down structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up copper aluminium and connect, can protect battery tab, reduced the harm that battery tab atress damaged, in addition through setting up the plastic part, electric core tab is when receiving upper battery direction atress, and the mechanical force is undertaken by the plastic part, has reduced the possibility that battery tab takes place to break, has increased the security of battery.

2. The utility model discloses a peg graft the both ends that copper aluminium connects in the draw-in groove to with fastening bolt screw in threaded hole, the convenience is fixed copper aluminium connects, avoids copper aluminium to connect the emergence to rock, increases the security.

3. The utility model discloses a rotating the screw rod, making the screw rod drive the clamp plate and moving down, making the clamp plate press battery tab, further increased battery tab's stability, reduced battery tab and taken place the possibility of damage.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged sectional view taken along line A of FIG. 1 according to the present invention;

FIG. 3 is a right sectional view of the copper-aluminum joint shown in FIG. 1;

fig. 4 is an enlarged view of fig. 3B according to the present invention;

fig. 5 is a schematic view of the structure of the heat-conducting aluminum plate of the present invention.

In the figure: 1. a heat conducting aluminum plate; 2. a first positioning plate; 3. a second positioning plate; 4. a base; 5. a plastic part; 6. a bump; 7. a card slot; 8. copper-aluminum joints; 9. a threaded hole; 10. fastening a bolt; 11. a through hole; 12. a chute; 13. pressing a plate; 14. a screw; 15. a first fixing hole; 16. a second fixing hole; 17. a rubber pad; 18. a knob.

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.

Referring to fig. 1-5, the present invention provides a technical solution: a plastic part module structure with a protection mechanism comprises heat-conducting aluminum plates 1, two heat-conducting aluminum plates 1 are arranged for conveniently packaging a battery pack, the two heat-conducting aluminum plates 1 are arranged in an up-down structure, one end of each heat-conducting aluminum plate 1 is fixedly provided with a first positioning plate 2, the other end of each heat-conducting aluminum plate 1 is fixedly provided with a second positioning plate 3, one end of each heat-conducting aluminum plate 1 is provided with a base 4, the base 4 is fixedly connected with the first positioning plate 2 through bolts, in order to increase the connection stability of the base 4, the first positioning plate 2 is provided with first fixing holes 15, five groups of the first fixing holes 15 are uniformly arranged, the other end of the heat-conducting aluminum plate 1 is provided with a plastic part 5, the plastic part 5 is fixedly connected with the second positioning plate 3 through bolts, in order to increase the mounting stability of the plastic part 5, the second positioning plate 3 is provided with second fixing holes 16, and five groups of the second fixing holes 16 are uniformly formed;

a convex block 6 is integrally formed in the middle of the plastic part 5, clamping grooves 7 are formed in the two sides of the convex block 6 and the two sides of the plastic part 5, a copper-aluminum joint 8 is connected in the clamping grooves 7 in a clamping mode, threaded holes 9 are formed in the two ends of the copper-aluminum joint 8, fastening bolts 10 are connected in threaded mode in the two sides of the convex block 6 and the two sides of the plastic part 5, and the other ends of the fastening bolts 10 are connected in the threaded holes 9 in a threaded mode;

through-hole 11 has been seted up to copper aluminum joint 8's intermediate position, spout 12 has been seted up in the outside of through-hole 11, and it is provided with clamp plate 13 to slide in spout 12, in order to avoid causing the damage to the battery utmost point ear, and clamp plate 13's lower fixed surface bonds there is rubber pad 17, and clamp plate 13's upper surface rotates and is connected with screw rod 14, and in order to rotate screw rod 14, the top welding of screw rod 14 has knob 18, screw rod 14 and copper aluminum joint 8 threaded connection.

The structure principle is as follows: when a battery is installed, firstly, a heat-conducting silica gel pad is uniformly adhered on a heat-conducting aluminum plate 1, the battery is wrapped in the heat-conducting aluminum plate 1, a battery core is tightly attached to a plastic part 5 and is uniformly compacted, foam cotton is adhered between the battery cores and is fixed in a heat-conducting adhesive dispensing mode, a battery tab penetrates through a copper-aluminum joint 8, the battery tab can be protected by arranging the copper-aluminum joint 8, the damage of the battery tab caused by stress is reduced, in addition, by arranging the plastic part 5, when the battery tab of the battery core is stressed in the upper-layer battery direction, mechanical force is borne by the plastic part 5, the possibility of breaking of the battery tab is reduced, and the safety of the battery is improved; meanwhile, two ends of the copper-aluminum connector 8 are inserted into the clamping grooves 7, and the fastening bolt 10 is screwed into the threaded hole 9, so that the copper-aluminum connector 8 is conveniently fixed, the copper-aluminum connector 8 is prevented from shaking, and the safety is improved; in addition, the screw 14 is rotated, so that the screw 14 drives the pressing plate 13 to move downwards, the pressing plate 13 presses the battery tab, the stability of the battery tab is further improved, and the possibility of damage to the battery tab is reduced.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mould a module structure with protection machanism, includes heat conduction aluminum plate (1), its characterized in that: a first positioning plate (2) is fixedly arranged at one end of the heat-conducting aluminum plate (1), a second positioning plate (3) is fixedly arranged at the other end of the heat-conducting aluminum plate (1), a base (4) is arranged at one end of the heat-conducting aluminum plate (1), the base (4) is fixedly connected with the first positioning plate (2) through a bolt, a plastic part (5) is arranged at the other end of the heat-conducting aluminum plate (1), the plastic part (5) is fixedly connected with the second positioning plate (3) through a bolt, a lug (6) is integrally formed at the middle position of the plastic part (5), clamping grooves (7) are respectively formed in two sides of the lug (6) and two sides of the plastic part (5), a copper-aluminum joint (8) is clamped in the clamping grooves (7), threaded holes (9) are respectively formed in two ends of the copper-aluminum joint (8), and fastening bolts (10) are respectively connected with two sides of the lug (6) and two sides of the, the other end threaded connection of fastening bolt (10) is in screw hole (9), through-hole (11) have been seted up to the intermediate position of copper aluminium joint (8), spout (12) have been seted up in the outside of through-hole (11), it is provided with clamp plate (13) to slide in spout (12), the upper surface of clamp plate (13) rotates and is connected with screw rod (14), screw rod (14) and copper aluminium joint (8) threaded connection.

2. The plastic part module structure with the protection mechanism as claimed in claim 1, wherein: the first positioning plate (2) is provided with first fixing holes (15), and five groups of the first fixing holes (15) are uniformly formed.

3. The plastic part module structure with the protection mechanism as claimed in claim 1, wherein: and the second positioning plate (3) is provided with second fixing holes (16), and five groups of the second fixing holes (16) are uniformly formed.

4. The plastic part module structure with the protection mechanism as claimed in claim 1, wherein: and a rubber pad (17) is fixedly bonded on the lower surface of the pressing plate (13).

5. The plastic part module structure with the protection mechanism as claimed in claim 1, wherein: the top of the screw rod (14) is welded with a knob (18).

6. The plastic part module structure with the protection mechanism as claimed in claim 1, wherein: the heat conduction aluminum plate (1) is arranged in two, and the heat conduction aluminum plate (1) is arranged in an up-down structure.