CN213782169U

CN213782169U - Heat conduction bonding structure of battery box and module for forklift

Info

Publication number: CN213782169U
Application number: CN202022861784.0U
Authority: CN
Inventors: 黄碧英; 郑亮; 汪向曙; 高明朋
Original assignee: Longneng Technology Nantong Co ltd
Current assignee: Longneng Technology Nantong Co ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-07-23
Anticipated expiration: 2030-12-03

Abstract

The utility model discloses a heat conduction adhesive structure of battery box and module for fork truck, including the bottom, the both sides fixed mounting of bottom has the draw-in groove of three equidistance of group, be equipped with the screw of equidistance around the top of bottom, the bottom of bottom glues four group battery modules of fixedly connected with through two ingredient heat conduction structures, the top of battery module is covered with the insulating apron of module, the outside position department cover that is close to top and bottom all around of battery module has the module bandage. The utility model discloses in, through being provided with busbar and busbar riveting nut, scribble at battery module and bottom contact surface when two ingredient elastic colloid, then fix a set of battery module positive pole and another group battery module negative pole with the busbar that converges, this scheme can conduct the battery module heat, plays the novel structural scheme who bonds battery module and box again, greatly reduced material cost and cost of labor moreover.

Description

Heat conduction bonding structure of battery box and module for forklift

Technical Field

The utility model relates to a heat conduction adhesive structure, in particular to heat conduction adhesive structure of battery box and module for fork truck belongs to electric power professional equipment technical field.

Background

Along with the development trend of present new energy industry, lithium electric fork truck field development is bigger and bigger, and lead acid battery that has pollution, life-span short many years is switching forward the lithium cell, provides battery module and battery box heat conduction bonding structure for the conduction group battery high magnification discharges and produces great joule heat to and bond the use of fixed battery module.

And a current heat conduction adhesive structure, usually be the heat conduction cushion, but the heat conduction cushion is with high costs, and can not play the effect that the structure is strengthened to long battery module, and can produce the development expense during heat conduction cushion punching press cutting die, have certain expansion ratio when the manufacturing cycle overlength, need regularly change, great improvement material cost and cost of labor, and the heat conduction cushion can't play the cushioning effect, greatly reduced the stability and the security of system.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a battery box for fork truck and heat conduction adhesive structure of module 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:

the utility model provides a heat conduction adhesive structure of battery box and module for fork truck, includes the bottom, the both sides fixed mounting of bottom has three equidistant draw-in grooves of group, be equipped with equidistant screw around the top of bottom, the bottom of bottom glues four group battery modules of fixedly connected with through two ingredient heat conduction structures, the top of battery module is covered with the insulating apron of module, the outside position department cover that is close to top and bottom all around of battery module has the module bandage, and the module bandage in being close to battery module top has the insulating apron of module, the both ends fixed mounting of battery module has the module end plate, one side fixed mounting at module end plate top has the mount pad, there is the busbar through busbar riveting nut fixed mounting at the top of mount pad.

Preferably, the clamping grooves on two sides of the bottom cover are fixedly connected with the clamping blocks corresponding to the outside.

Preferably, the top of the bottom cover is screwed in the screw hole through an external bolt, and an external battery box body is fixedly installed in the screw hole.

Preferably, the bus bar 9 arranged at the top of the mounting seat is fixed through a bus bar riveting nut.

Preferably, a cathode is arranged at the central position of one end of the top of the module insulating cover plate, and an anode is arranged at the central position of the other end of the top of the module insulating cover plate.

Preferably, the bus bar is fixedly mounted with a mounting seat on a positive electrode at one end of the battery module and a mounting seat on a negative electrode at one end of the other battery module through the bus bar.

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

1. the utility model discloses in, glue through being provided with two ingredient heat conduction structures, this scheme can replace and fall with heat conduction cushion with high costs to and long battery module can not play the structure and strengthen the wait effect, saved heat conduction cushion punching press cutting die development expense and manufacturing cycle and have certain expansion rate, can play the cushioning effect at the controllable within range of technology, can improve the stability and the security of system greatly.

2. The utility model discloses in, through being provided with busbar and busbar riveting nut, scribble at battery module and bottom contact surface when two ingredient elastic colloid, then fix a set of battery module positive pole and another group battery module negative pole with the busbar that converges, this scheme can conduct the battery module heat, plays the novel structural scheme who bonds battery module and box again, greatly reduced material cost and cost of labor moreover.

Drawings

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

fig. 2 is a schematic structural view of the battery module of the present invention;

fig. 3 is a schematic structural view of the busbar of the present invention.

In the figure: 1. a bottom cover; 2. a card slot; 3. a screw hole; 4. double-component heat-conducting structural adhesive; 5. a battery module; 6. a module binding band; 7. a module insulating cover plate; 8. a module end plate; 9. a bus bar; 10. riveting a nut on the busbar; 11. a negative electrode; 12. a positive electrode; 13. and (7) mounting a seat.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The first embodiment is as follows:

a heat conduction bonding structure of battery box bodies and modules for a forklift comprises a bottom cover 1, wherein three groups of equidistant clamping grooves 2 are welded at the bottom end of the bottom cover 1, the clamping grooves 2 are convenient for personnel to connect the bottom cover 1 with clamping blocks corresponding to an external main body and take out the battery box body from the inside of the forklift main body, equidistant screw holes 3 are formed in the periphery of the top end of the bottom cover 1, the screw holes 3 are convenient for personnel to screw out bolts corresponding to the bottom of the battery box body, so that components in the bottom cover 1 are maintained, the bottom of the bottom cover 1 is bonded with four groups of battery modules 5 through two groups of heat conduction structural adhesive 4, the two groups of heat conduction structural adhesive 4 can play a role in buffering in a process controllable range, the stability and the safety of the battery modules 5 are greatly improved, a module insulation cover plate 7 is covered at the top of the battery modules 5, the module insulation cover plate 7 has good arc resistance, and the battery modules 5 are not in a surface discharge state, improve battery module 5 life, battery module 5 outside is close to the position department cover of top and bottom all around has module bandage 6, and is close to the module bandage 6 inside callipers on battery module 5 top and has module insulation cover plate 7, and module bandage 6 further fixes battery module 5 and module insulation cover plate 7. The both ends fixed mounting of battery module 5 has module end plate 8, and module end plate 8 avoids battery module 5 binding post's metal part to expose outside, and the welding of one side at module end plate 8 top has mount pad 13, and mount pad 13 personnel of being convenient for are fixed busbar 9, and busbar riveting nut 10 fixed mounting has busbar 9 at the top of mount pad 13 through the busbar.

Example two:

on the basis of the first embodiment, as shown in fig. 1, 2 and 3, the clamping grooves 2 on both sides of the bottom cover 1 are connected with the clamping blocks corresponding to the outer main body, so that a person can conveniently take out the battery box from the interior of the forklift main body, the top of the bottom cover 1 is fixedly provided with the outer battery box inside the screw hole 3 by screwing the outer bolt, the outer battery box seals the bottom cover 1, when the person needs to maintain or replace the battery module 5 in the bottom cover 1, the outer bolt is directly screwed out from the interior of the screw hole 3, the outer battery box is removed, the person can conveniently and rapidly maintain the battery module 5 in the bottom cover 1, the fixing and installing mechanism comprises a bus bar 9 fixedly installed on the top of the installing seat 13 by a bus bar riveting nut 10 with a threaded structure, the bus bar 9 is used for connecting a plurality of electrical circuits in the battery module 5 at the bottom of the installing seat 13, the busbar 9 carries out fixed connection with the anodal 12 of battery module 5 one end and the mount pad 13 on the negative pole 11 of another group of battery module 5 one end through the busbar 9, two ingredient heat conduction structure glue 4 is paintd behind battery module 5 and 1 contact surface of bottom, then fix the back with the anodal 12 of busbar 9 with a group of battery module 5 and the negative pole 11 of another group of battery module 5, can conduct the heat of battery module 5, play the novel structural scheme who bonds battery module 5 and bottom 1 again, and greatly reduced material cost and cost of labor, the central point department of module insulating cover 7 top one end is equipped with negative pole 11, the central point department of the module insulating cover 7 top other end is equipped with anodal 12, the negative pole 11 and the anodal 12 at module insulating cover 7 top, the personnel of being convenient for can better confirm when installing.

It should be noted that, the utility model relates to a heat conduction bonding structure of battery box and module for fork truck, when installing, personnel firstly cover the top of battery module 5 with module insulation cover plate 7 to make battery module 5 not work under the surface discharge state, then fixedly install the both ends of battery module 5 with module end plate 8, cover the metal part of battery module 5 terminal, then distinguish the positive pole 12 and negative pole 11 of battery module 5, fix the positive pole 12 of one group of battery module 5 and the negative pole 11 of another group of battery module 5 with converging row of plugboard 9, thus conduct the heat of battery module 5, play the new structure scheme of bonding battery module 5 and bottom cover 1, and greatly reduce material cost and labor cost, then daub two-component heat conduction structure glue 4 on the contact surface of two groups of battery modules 5 and bottom cover 1, then bond two sets of battery module 5 in groups with bottom 1, then twist through outside bolt and move inside 3 screws of screw and fix outside battery box, when personnel need maintain or change battery module 5 in the bottom 1, can directly shift out from the outside card with draw-in groove 2 of bottom 1 both sides, then twist out outside bolt from 3 insides of screw, take off outside battery box, the personnel can be convenient carry out maintenance work to battery module 5 in the bottom 1.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A heat conduction bonding structure of a battery box body and a module for a forklift comprises a bottom cover (1) and is characterized in that three groups of equidistant clamping grooves (2) are fixedly arranged on two sides of the bottom end of the bottom cover (1), equidistant screw holes (3) are formed in the periphery of the top end of the bottom cover (1), four groups of battery modules (5) are fixedly connected to the bottom of the bottom cover (1) through two groups of heat conduction structure adhesives (4), a module insulation cover plate (7) covers the top of each battery module (5), module binding bands (6) are sleeved at positions, close to the top end and the bottom end, of the periphery of the outer portion of each battery module (5), a module insulation cover plate (7) is clamped in each module binding band (6) close to the top end of each battery module (5), module end plates (8) are fixedly arranged at two ends of each battery module (5), a mounting seat (13) is fixedly arranged on one side of the top of each module end plate (8), and the top of the mounting seat (13) is fixedly provided with a bus bar inserting bar (9) through a bus bar riveting nut (10).

2. The heat-conducting bonding structure of the battery box body and the module for the forklift as recited in claim 1, characterized in that: the clamping grooves (2) on the two sides of the bottom cover (1) are fixedly connected with the clamping blocks corresponding to the outside.

3. The heat-conducting bonding structure of the battery box body and the module for the forklift as recited in claim 1, characterized in that: the top of the bottom cover (1) is screwed through an external bolt and is fixedly provided with an external battery box body in the screw hole (3).

4. The heat-conducting bonding structure of the battery box body and the module for the forklift as recited in claim 3, characterized in that: and the bus bar riveting nut (10) is used for fixing the bus bar (9) arranged at the top of the mounting seat (13).

5. The heat-conducting bonding structure of the battery box body and the module for the forklift as recited in claim 1, characterized in that: the module is characterized in that a cathode (11) is arranged at the central position of one end of the top of the module insulating cover plate (7), and an anode (12) is arranged at the central position of the other end of the top of the module insulating cover plate (7).

6. The heat-conducting bonding structure of the battery box body and the module for the forklift as recited in claim 1, characterized in that: the bus bar (9) is used for fixedly mounting a positive electrode (12) at one end of the battery module (5) and a mounting seat (13) on a negative electrode (11) at one end of the other battery module (5) through the bus bar (9).