CN210489758U

CN210489758U - Heating tool for battery module

Info

Publication number: CN210489758U
Application number: CN201921851971.1U
Authority: CN
Inventors: 王锋锋; 张光宇; 曾仁安; 张强; 王东营; 周春平; 李勇
Original assignee: Svolt Energy Technology Co Ltd
Current assignee: Svolt Energy Technology Co Ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-05-08
Anticipated expiration: 2029-10-30

Abstract

The utility model discloses a heating frock of battery module, include: a bottom support plate; the two side plate clamping assemblies are arranged at intervals and movably arranged on the bottom supporting plate so as to clamp or loosen the two side plates of the battery module; the module hot plate, the module hot plate is two, every the module hot plate sets up corresponding on the curb plate clamping component with optionally to the curb plate of battery module heats. The utility model discloses a heating frock of battery module can accelerate the solidification speed of glue between electric core and the curb plate, guarantees the plane degree of battery module intensity and its bottom, improves the qualification rate of battery.

Description

Heating tool for battery module

Technical Field

The utility model relates to a battery heating equipment especially relates to a heating frock of battery module.

Background

In the field of new energy power battery modules, a battery core and a side plate are mainly bonded by glue to meet structural requirements, and in the process of executing the process, the strength of an assembly structure of a module is not easy to realize due to slow solidification of the glue and easy influence from the outside; for example: after the side plates and the end plates are welded, the side plates can bulge outwards due to the fact that glue is not solidified, and bonding strength between the side plates and the battery cell is reduced; the bonding strength between the side plate and the battery cell is reduced, so that the battery cell can fall down when the module is impacted in the using process; on the other hand, the battery core is subjected to self gravity to cause unqualified flatness of the bottom of the module, and the like.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide a heating frock of battery module.

In order to achieve the above object, the utility model provides a heating frock of battery module, include: a bottom support plate; the two side plate clamping assemblies are arranged at intervals and movably arranged on the bottom supporting plate so as to clamp or loosen the two side plates of the battery module; the module hot plate, the module hot plate is two, every the module hot plate sets up corresponding on the curb plate clamping component with optionally to the curb plate of battery module heats.

The utility model discloses a heating frock of battery module can accelerate the solidification speed of glue between electric core and the curb plate, guarantees the plane degree of battery module intensity and its bottom, improves the qualification rate of battery.

Further, be provided with the module locating plate on the bottom sprag board, be provided with a plurality of on the module locating plate with battery module grafting complex first location pin.

Further, the module locating plate includes: and the first positioning pins are arranged on the end positioning plate.

Further, a side guide rail is arranged on the bottom support plate, and the two side plate clamping assemblies are arranged on the bottom support plate along the side guide rail in a sliding mode.

Further, a first driving piece is arranged on the bottom supporting plate and connected with the side plate clamping assembly to drive the side plate clamping assembly to slide along the side guide rail.

Further, each of the side panel clamping assemblies includes: a side pressing plate slidably disposed on the side rail; the heating supporting plate is arranged on the side pressurizing plate and is adjustable in position in the vertical direction relative to the side pressurizing plate, and the module heating plate is arranged on the heating supporting plate.

Further, a top rail is provided on the side pressing plate, and the heating support plate is slidably provided on the side pressing plate along the top rail.

Further, a second driving member is arranged on the side pressurizing plate and connected with the heating support plate to drive the heating support plate to slide along the top guide rail.

Further, each of the side panel clamping assemblies further comprises: the post pressing plate is arranged on the heating supporting plate and is pressed under the driving of the heating supporting plate.

Furthermore, a plurality of second positioning pins which are matched with the end plates of the battery module in an inserting mode are arranged on the pole pressing plate.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic perspective view of a battery module heating tool according to the present invention;

fig. 2 is a top view of the battery module heating tool of the present invention;

FIG. 3 is a top view of the module alignment plate and bottom support plate of the present invention;

fig. 4 is a schematic perspective view of the pole holding plate of the present invention.

Reference numerals:

a heating tool 100 for a battery module is provided,

the bottom support plate 1 is provided with a plurality of support plates,

a side pressing plate 21, a heating support plate 22,

the pole pressing plate 23, the second positioning pin 231, the pole pressing block 232,

the die set is provided with a heating plate 3,

a module positioning plate 4, a first positioning pin 41, an end positioning plate 42,

side rail 5, first driving member 6, top rail 7, second driving member 8.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

A heating tool 100 for a battery module according to an embodiment of the present invention, including a bottom support plate 1, a side plate clamping assembly, and a module heating plate 3, is described below with reference to fig. 1 to 4.

Specifically, the two side plate clamping assemblies are arranged at intervals, and both the two side plate clamping assemblies are movably arranged on the bottom support plate 1 to clamp or loosen the two side plates of the battery module; the number of the module heating plates 3 is two, and each module heating plate 3 is disposed on the corresponding side plate clamping assembly to selectively heat the side plates of the battery module.

Generally, a certain pre-tightening force exists when the cells are stacked, the side plates and the end plates can be tightly pressed by using tools when being welded, after the tools are removed by welding, the side plates can bulge outwards due to the fact that glue between the cells and the side plates is not solidified, and the bonding strength between the side plates and the cells is reduced; therefore, the utility model provides a battery module's heating frock 100 presss from both sides tightly with curb plate clamping component earlier two curb plates of battery module, recycles module hot plate 3 heating curb plates, through evaporating the hydrone in the glue, makes glue accelerate the solidification.

According to the heating tool 100 for the battery module, the battery module is clamped or loosened through the two side plate clamping assemblies, so that the side plates are more tightly attached to the battery cell, and the bonding of glue is facilitated; and the module heating plate 3 on each side plate clamping assembly is matched, so that the curing speed of glue between the battery core and the side plates can be increased by heating, the strength of the battery module and the flatness of the bottom of the battery module are ensured, and the qualification rate of the battery is improved.

According to the utility model discloses an in the embodiment, be provided with module locating plate 4 on the bottom sprag board 1, be provided with a plurality of first locating pin 41 of complex of pegging graft with the battery module on the module locating plate 4. Two side plates and two end plates are arranged on the periphery of the electric core and are opposite to each other in pairs respectively, and the side plates and the end plates are welded and fixed; the end plates are provided with a plurality of holes, and a plurality of first positioning pins 41 on the module positioning plate 4 can be inserted into the corresponding holes to fix the battery module on the module positioning plate 4, so that subsequent operation is facilitated.

Specifically, as shown in fig. 3, the module positioning plate 4 includes: and an end positioning plate 42 engaged with the end plates of the battery module, and a plurality of first positioning pins 41 are provided on the end positioning plate 42. In general, the bottom of the two end plates and the bottom of the battery cell have a certain height difference, and a battery factory generally requires about 1.6 mm; the end plate is matched with the end positioning plate 42, a certain height difference exists between the module positioning plate 4 contacted with the battery core, and the battery core and the end plate can be positioned so as to meet the requirement on the planeness of the bottom of the module; wherein, be provided with a plurality of first locating pin 41 on the end plate locating plate, play the fixed action through a plurality of holes on the end plate to battery module.

According to an embodiment of the present invention, the bottom support plate 1 is provided with a side guide rail 5, and both the two side plate clamping assemblies are slidably disposed on the bottom support plate 1 along the side guide rail 5; specifically, the bottom support plate 1 is provided with a first driving member 6, and the first driving member 6 is connected with the side plate clamping assembly to drive the side plate clamping assembly to slide along the side guide rail 5. The two side plate clamping assemblies are driven by a first driving piece 6 on the bottom supporting plate 1, and slide along the side guide rails 5 and clamp the side plates of the module.

Preferably, the first driving member 6 of the present invention is a lateral tensioning cylinder.

According to the utility model discloses an embodiment, every curb plate clamping assembly includes: side pressing plates 21 and heating support plates 22; specifically, the side pressing plates 21 are slidably provided on the side rails 5; the heating support plate 22 is provided on the side pressing plate 21 and is adjustable in position in the up-down direction with respect to the side pressing plate 21, and the die set heating plate 3 is provided on the heating support plate 22. The lateral pressurizing plate 21 provides pressure to the lateral surface of the module through a lateral tensioning cylinder to ensure that the lateral plate of the module is tightly attached to the battery cell; the hot plate sets up on heating backup pad 22, adjusts suitable position, can heat the module curb plate when pressing from both sides tightly, through evaporating the hydrone in the glue for glue solidification speed.

Preferably, a temperature sensor is disposed on the heating support plate 22, and the temperature sensor can monitor the heating temperature of the module heating plate 3.

According to an embodiment of the present invention, the top rail 7 is disposed on the side pressurizing plate 21, and the heating support plate 22 is slidably disposed on the side pressurizing plate 21 along the top rail 7; specifically, the side pressing plate 21 is provided with a second driving member 8, and the second driving member 8 is connected to the heating support plate 22 to drive the heating support plate 22 to slide along the head rail 7. The heating support plate 22 is driven by the second driving member 8 on the side pressing plate 21, and the second driving member 8 stretches and retracts to drive the heating support plate 22 to move up and down on the top guide rail 7.

Preferably, the second driving member 8 of the present invention is a top pressurizing cylinder.

According to an embodiment of the present invention, as shown in fig. 4, each side plate clamping assembly further includes: utmost point post pressure strip 23, utmost point post pressure strip 23 set up on heating backup pad 22 and press down the utmost point post on the tight battery module under heating backup pad 22's the drive. Utmost point post pressure strip 23 sets up in heating backup pad 22, and wherein including a plurality of utmost point posts add briquetting 232, top pressurization cylinder is through driving heating backup pad 22 up-and-down motion on top guide rail 7, and utmost point post adds briquetting 232 and compresses tightly module utmost point post, provides pressure for utmost point post pressure strip 23, prevents to scurry on the utmost point post.

According to the utility model discloses an embodiment, be provided with a plurality of second location pin 231 with the end plate grafting complex of battery module on utmost point post pressure strip 23. Still include second location pin 231 on utmost point post pressure strip 23, be equipped with a plurality of holes on the end plate, a plurality of second location pins 231 on the utmost point post pressure strip 23 can insert and correspond downtheholely, compress tightly the end plate, prevent to play on the utmost point post end plate.

Preferably, the end plates of the battery modules are fixed simultaneously through the first positioning pins 41 and the second positioning pins 231, so that the battery modules are fixed on the module positioning plate 4, and the side pressurizing plates 21 can clamp the side plates of the module conveniently through the first driving pieces 6; the heating support plate 22 is moved up and down by the second driving member 8 and heated by the module heating plate 3.

According to the utility model discloses an embodiment, the work flow is as follows:

1. welding end plate side plates of the module, and then grabbing the heating tool 100 of the battery module, wherein holes in the end plates are aligned with the first positioning pins 41 in the module positioning plate 4 and are inserted and fixed;

2. the two lateral pressurizing plates 21 are driven by the lateral tensioning cylinder to provide pressure for the lateral plates of the module;

3. the top pressurizing cylinder drives the heating support plate 22 to move downwards, the pole pressurizing block 232 on the pole pressing plate 23 compresses the pole, and the second positioning pin 231 on the pole pressing plate 23 is inserted into the hole in the end plate to compress the end plate;

4. module hot plate 3 heats the module curb plate for glue solidification speed, temperature sensor on the module hot plate 3 detects heating temperature.

In the description of the present invention, it is to be understood that the terms "top", "bottom", "inner", "outer", and the like refer to orientations or positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features.

In the description of the present invention, "a plurality" means two or more.

In the description herein, references to the description of "one embodiment" 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 invention. 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.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides a heating frock of battery module which characterized in that includes:

a bottom support plate (1);

the two side plate clamping assemblies are arranged at intervals and movably arranged on the bottom support plate (1) so as to clamp or loosen the two side plates of the battery module;

the battery module comprises two module heating plates (3), and each module heating plate (3) is arranged on the corresponding side plate clamping component so as to selectively heat the side plates of the battery module.

2. The heating tool for the battery module according to claim 1, wherein a module positioning plate (4) is arranged on the bottom support plate (1), and a plurality of first positioning pins (41) which are in plug-in fit with the battery module are arranged on the module positioning plate (4).

3. The heating tool of the battery module according to claim 2, wherein the module positioning plate (4) comprises: and the end positioning plates (42) are matched with the end plates of the battery modules, and the first positioning pins (41) are arranged on the end positioning plates (42).

4. The heating tool for the battery module according to claim 1, wherein a side guide rail (5) is arranged on the bottom support plate (1), and both the side plate clamping assemblies are slidably arranged on the bottom support plate (1) along the side guide rail (5).

5. The heating tool for the battery module according to claim 4, wherein a first driving member (6) is arranged on the bottom support plate (1), and the first driving member (6) is connected with the side plate clamping assembly to drive the side plate clamping assembly to slide along the side guide rail (5).

6. The heating tool of the battery module according to claim 4, wherein each side plate clamping assembly comprises:

a side pressing plate (21), the side pressing plate (21) being slidably provided on the side rail (5);

the heating support plate (22) is arranged on the side pressurizing plate (21), the position of the heating support plate (22) in the vertical direction relative to the side pressurizing plate (21) is adjustable, and the module heating plate (3) is arranged on the heating support plate (22).

7. The heating tool for the battery module according to claim 6, wherein a top guide rail (7) is arranged on the side pressurizing plate (21), and the heating support plate (22) is slidably arranged on the side pressurizing plate (21) along the top guide rail (7).

8. The heating tool for the battery module as set forth in claim 7, wherein a second driving member (8) is disposed on the side pressurizing plate (21), and the second driving member (8) is connected to the heating support plate (22) to drive the heating support plate (22) to slide along the top guide rail (7).

9. The heating tool of battery module according to claim 6, wherein each side plate clamping assembly further comprises: the terminal post pressing plate (23), the terminal post pressing plate (23) is arranged on the heating supporting plate (22) and is pressed under the driving of the heating supporting plate (22) on the terminal post on the battery module.

10. The heating tool of the battery module according to claim 9, wherein the pole pressing plate (23) is provided with a plurality of second positioning pins (231) which are in plug-in fit with end plates of the battery module.