阅读说明：本技术 一种对锂电池加温加压化成柜装置 (Heating and pressurizing formation cabinet device for lithium battery ) 是由 李金勇 于 2021-08-14 设计创作，主要内容包括：本发明涉及一种对锂电池加温加压化成柜装置,包括有化成柜体、支撑板、加压底座板、加压活动板和连接板,化成柜体内部开设有孔洞,加压底座板的两侧四周上均焊接固定有旋转座,旋转座上通过螺栓活动连接有第一铰接板,第一铰接板顶部通过转轴活动连接有连接板,连接板顶部通过转轴活动连接有第二铰接板,第二铰接板顶部通过旋转座焊接固定在加压活动板的两侧四周上,加压底座板和加压活动板之间的对立连接板之间活动连接有转杆。有益效果：连接板在相对运行过程中将通过第一铰接板、转轴、第二铰接板和旋转座对加压活动板进行升降加压,加压活动板和加压底座板对锂电池进行均匀加温,结构简单,设计合理,结构新颖,结构简单稳定,实用性能强。(The invention relates to a heating and pressurizing formation cabinet device for a lithium battery, which comprises a formation cabinet body, a supporting plate, a pressurizing base plate, a pressurizing movable plate and a connecting plate, wherein holes are formed in the formation cabinet body, rotary bases are welded and fixed on the peripheries of two sides of the pressurizing base plate, a first hinged plate is movably connected onto each rotary base through a bolt, the top of each first hinged plate is movably connected with the connecting plate through a rotating shaft, the top of each connecting plate is movably connected with a second hinged plate through the rotating shaft, the top of each second hinged plate is welded and fixed on the peripheries of two sides of the pressurizing movable plate through the rotating base, and a rotating rod is movably connected between opposite connecting plates between the pressurizing base plate and the pressurizing movable plate. Has the advantages that: the connecting plate will go up and down the pressurization to the pressurization fly leaf through first articulated slab, pivot, second articulated slab and roating seat at the relative operation in-process, and pressurization fly leaf and pressurization bed plate evenly heat the lithium cell, simple structure, reasonable in design, novel structure, simple structure is stable, and practicality is strong.)

1. The utility model provides a heat and pressure formation cabinet device for lithium batteries, includes the formation cabinet body (1), backup pad (2), pressurization bed plate (3), pressurization fly leaf (4) and connecting plate (5), its characterized in that, the formation cabinet body (1) is inside to be seted up hole (11), it is located on the formation cabinet body (1) even welded fastening has a plurality of in hole (11) backup pad (2), backup pad (2) top center department welded fastening has pressurization bed plate (3), all welded fastening has swivel seat (6) on the both sides of pressurization bed plate (3) all around, there is first articulated plate (31) on swivel seat (6) through bolt swing joint, first articulated plate (31) top has through pivot (7) swing joint connecting plate (5), connecting plate (5) top is through pivot (7) swing joint has second articulated plate (41), second articulated slab (41) top is passed through roating seat (6) welded fastening is in on the both sides of pressurization fly leaf (4) are all around, pressurization bed plate (3) with opposition between pressurization fly leaf (4) swing joint has bull stick (8) between connecting plate (5), lie in on bull stick (8) pressurization bed plate (3) with welded fastening has stopper (81) between pressurization fly leaf (4), lie in on bull stick (8) the both sides of stopper (81) are equipped with positive and negative screw thread (82), just connecting plate (5) equal screw thread runs through on bull stick (8) on positive and negative screw thread (82), the inside top of pressurization bed plate (3) is equipped with first heating rod (32), the inside bottom of pressurization fly leaf (4) is equipped with second heating rod (42).

2. The heating and pressurizing chemical cabinet device for the lithium battery as claimed in claim 1, wherein arc-shaped supporting legs (12) are arranged around the bottom of the chemical cabinet body (1), and the chemical cabinet body (1) and the arc-shaped supporting legs (12) are of an integrated structure.

3. The heating and pressurizing lithium battery formation cabinet device according to claim 1, wherein a limiting plate (83) is fixed through the connecting plate (5) by welding through threads at one end of the rotating rod (8), and an arc-shaped handle (84) is fixed through the connecting plate (5) by welding through threads at the other end of the rotating rod (8).

4. The heating and pressurizing lithium battery formation cabinet device according to claim 1, wherein a plurality of first hole grooves (33) are uniformly formed in the top of the pressurizing base plate (3), and a plurality of first heating rods (32) are fixedly installed on the pressurizing base plate (3) in the first hole grooves (33) through bolts.

5. The heating and pressurizing lithium battery formation cabinet device as claimed in claim 1, wherein a first heating plate (34) which is matched with the first hole groove (33) is fixedly arranged on the pressurizing base plate (3) and is positioned outside the first hole groove (33) through bolts.

6. The heating and pressurizing lithium battery formation cabinet device according to claim 1, wherein a plurality of second hole grooves (43) are uniformly formed at the bottom of the pressurizing movable plate (4), and a plurality of second heating rods (42) are fixedly installed on the pressurizing movable plate (4) in the second hole grooves (43) through bolts.

7. The heating and pressurizing lithium battery formation cabinet device according to claim 1, wherein a second heating plate (44) matched with the second hole groove (43) is fixedly installed on the pressurizing movable plate (4) outside the second hole groove (43) through screws.

8. The heating and pressurizing lithium battery formation cabinet device as claimed in claim 1, wherein the number of the support plates (2) is three, and the pressurizing base plate (3) and the pressurizing movable plate (4) are made of insulating materials.

Technical Field

The invention relates to the technical field of lithium battery cabinet formation, in particular to a heating and pressurizing lithium battery cabinet formation device.

Background

Under the high-temperature environment, the dynamic performance of the lithium ion battery is improved to a certain extent. The formation under high temperature condition by using larger current is equivalent to the effect of low current formation under normal temperature. Meanwhile, for the battery core with the winding structure, due to factors such as diaphragm tension, pole piece rebound, diaphragm swelling, formation gas generation and the like, a formation interface is uneven, and the later capacity exertion and the cycle performance of the lithium battery are influenced, so that the heating and pressurizing of the lithium battery are beneficial to ensuring the performance of the lithium battery, and the cost is saved.

However, the conventional formation cabinet or electrical property detection cabinet does not have the heating and pressurizing functions, the operation is complex in the pressurizing process, the pressurizing effect on the battery is poor, the two sides of the lithium battery cannot be uniformly stressed in the heating process, the functionality of the lithium battery is reduced, the production quality is reduced, although special high-temperature pressurizing formation equipment is arranged on the market, the price is high, the maintenance cost is high, the high-temperature pressurizing formation equipment is not practical for enterprise production, and the heating and pressurizing formation cabinet device for the lithium battery is provided.

Disclosure of Invention

The invention aims to provide a heating and pressurizing formation cabinet device for a lithium battery, which is used for solving the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a heating and pressurizing formation cabinet device for lithium batteries comprises a formation cabinet body, a supporting plate, a pressurizing base plate, a pressurizing movable plate and a connecting plate, wherein holes are formed in the formation cabinet body, a plurality of supporting plates are uniformly welded and fixed in the holes on the formation cabinet body, the pressurizing base plate is welded and fixed at the center of the top of the supporting plate, rotary bases are welded and fixed on the peripheries of two sides of the pressurizing base plate, a first hinge plate is movably connected onto the rotary bases through bolts, the top of the first hinge plate is movably connected with the connecting plate through a rotary shaft, a second hinge plate is movably connected onto the top of the connecting plate through the rotary shaft, the top of the second hinge plate is fixedly welded onto the peripheries of two sides of the pressurizing movable plate through the rotary bases, opposite ends between the pressurizing base plate and the pressurizing movable plate are movably connected with rotating rods between the connecting plates, the utility model discloses a pressure bed plate, including the runner, be located on the runner the pressurization bed plate with welded fastening has a stopper between the pressurization fly leaf, lie in on the runner the both sides of stopper are equipped with positive and negative screw thread, just the equal screw thread of connecting plate runs through on the runner on the positive and negative screw thread, the inside top of pressurization bed plate is equipped with first heating stick, the inside bottom of pressurization fly leaf is equipped with the second heating stick.

Further, the bottom of the formation cabinet body is provided with arc-shaped supporting legs all around, and the formation cabinet body and the arc-shaped supporting legs are of an integrated structure.

Furthermore, one end of the rotating rod penetrates through the connecting plate and is fixedly welded with a limiting plate, and the other side of the rotating rod penetrates through the connecting plate and is fixedly welded with an arc-shaped handle.

Furthermore, a plurality of first hole grooves are uniformly formed in the top of the pressurizing base plate, and a plurality of first heating rods are fixedly mounted in the first hole grooves through bolts on the pressurizing base plate.

Furthermore, a first heating plate matched with the first hole groove is fixedly arranged on the pressurizing base plate and positioned on the outer side of the first hole groove through bolts.

Furthermore, a plurality of second hole grooves are uniformly formed in the bottom of the pressurizing movable plate, and a plurality of second heating rods are fixedly mounted in the second hole grooves through bolts on the pressurizing movable plate.

Furthermore, a second heating plate matched with the second hole groove is fixedly installed on the pressurizing movable plate and located on the outer side of the second hole groove through screws.

Furthermore, the number of the supporting plates is three, and the pressurizing base plate and the pressurizing movable plate are made of insulating materials.

Compared with the prior art, the invention has the following beneficial effects: the connecting plate on the rotating rod is driven by the arc-shaped handle to realize relative motion on positive and negative threads, the connecting plate can perform lifting motion on the pressurizing movable plate through the first hinged plate, the rotating shaft, the second hinged plate and the rotating seat in the relative motion process, the structure is ingenious and unique, the structure is stable in the pressurizing process, the mechanical structure can adjust the pressurizing force, the operation is simple, the control on the pressure is realized through the rotation degree of the rotating rod, the lithium battery is uniformly heated through the pressurizing movable plate and the pressurizing base plate, the structure is simple, the design is reasonable, the whole structure is novel, the structure is simple and stable, and the practicability is strong.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments 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 it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a heating and pressurizing formation cabinet device for lithium batteries according to the embodiment of the invention;

FIG. 2 is a schematic diagram of a connection structure of a pressurizing base plate and a pressurizing movable plate of a heating and pressurizing formation cabinet device for lithium batteries, according to the present invention;

FIG. 3 is a schematic structural diagram of a pressurizing base plate of a heating and pressurizing formation cabinet device for lithium batteries according to the present invention;

fig. 4 is a schematic structural view of a pressurizing movable plate of a heating and pressurizing formation cabinet device for a lithium battery according to the embodiment of the invention;

FIG. 5 is a schematic side view of a pressurized base plate and a pressurized movable plate of a lithium battery heating and pressurizing formation cabinet device according to the present invention;

reference numerals:

1. forming a cabinet body; 11. a hole; 12. arc-shaped supporting legs; 2. a support plate; 3. a pressurized base plate; 31. a first hinge plate; 32. a first heating rod; 33. a first groove; 34. a first heating plate; 4. pressurizing the movable plate; 41. a second hinge plate; 42. a second heating rod; 43. a second groove; 44. a second heating plate; 6. a rotating base; 7. a rotating shaft; 8. a rotating rod; 81. a limiting block; 82. positive and negative threads; 83. a limiting plate; 84. an arc-shaped grip.

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 embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element 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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, a heating and pressurizing formation cabinet device for lithium batteries according to the present invention comprises a formation cabinet body 1, support plates 2, a pressurizing base plate 3, a pressurizing movable plate 4 and a connecting plate 5, wherein a hole 11 is formed in the formation cabinet body 1, a plurality of support plates 2 are uniformly welded and fixed in the hole 11 on the formation cabinet body 1, the pressurizing base plate 3 is welded and fixed at the center of the top of the support plate 2, rotary bases 6 are welded and fixed on the peripheries of both sides of the pressurizing base plate 3, the rotary bases 6 are movably connected with first hinge plates 31 through bolts, the top of the first hinge plates 31 is movably connected with the connecting plate 5 through a rotary shaft 7, the top of the connecting plate 5 is movably connected with second hinge plates 41 through rotary shafts 7, the top of the second hinge plates 41 is welded and fixed on the peripheries of both sides of the pressurizing movable plate 4 through rotary bases 6, a rotating rod 8 is movably connected between the opposite connecting plate 5 between the pressurizing base plate 3 and the pressurizing movable plate 4, a limiting block 81 is fixedly welded between the pressurizing base plate 3 and the pressurizing movable plate 4 on the rotating rod 8, positive and negative threads 82 are arranged on two sides of the limiting block 81 on the rotating rod 8, the threads of the connecting plate 5 penetrate through the positive and negative threads 82 on the rotating rod 8, a first heating rod 32 is arranged at the top inside the pressurizing base plate 3, and a second heating rod 42 is arranged at the bottom inside the pressurizing movable plate 4.

Wherein, become the bottom of the cabinet body 1 and be equipped with arc supporting legs 12 all around, and become cabinet body 1 and arc supporting legs 12 structure as an organic whole, simple structure is stable.

Wherein, one end screw thread of bull stick 8 is run through connecting plate 5 welded fastening and is had limiting plate 83, and the opposite side screw thread of bull stick 8 is run through connecting plate 5 welded fastening and is had arc handle 84, realizes the relative motion to connecting plate 5 to realize the pressurized effect.

Wherein, a plurality of first hole groove 33 has evenly been seted up at 3 tops of pressurization bed plate, and lie in on the pressurization bed plate 3 and have a plurality of first heating rod 32 through bolt fixed mounting in first hole groove 33, heat the lithium cell on 3 tops of pressurization bed plate through first heating rod 32, heat evenly stably.

Wherein, the first heating plate 34 which is matched with the first hole groove 33 is fixedly arranged on the outer side of the first hole groove 33 on the pressurizing base plate 3 through bolts, and the structure is simple.

Wherein, a plurality of second hole groove 43 has evenly been seted up to pressurization fly leaf 4 bottom, and is located on the pressurization fly leaf 4 and has a plurality of second heating rod 42 through bolt fixed mounting in second hole groove 43, heats the lithium cell in pressurization fly leaf 4 bottom through second heating rod 42, heats evenly fast.

Wherein, the second heating plate 44 which is matched with the second hole groove 43 is fixedly arranged on the pressurizing movable plate 4 at the outer side of the second hole groove 43 through screws, the structure is simple, and the design is ingenious.

Wherein, the quantity of backup pad 2 is three, and pressurization bed plate 3 and pressurization fly leaf 4 are insulating material and make, improve the security performance, avoid taking place the short circuit.

Principle of operation

According to the scheme of the invention, the lithium battery heating and pressurizing formation cabinet device drives the connecting plate 5 on the rotating rod 8 to move relatively on the positive and negative threads 82 through the arc-shaped handle 84 in the use process, the connecting plate 5 carries out lifting motion on the pressurizing movable plate 4 through the first hinged plate 31, the rotating shaft 7, the second hinged plate 41 and the rotating seat 6 in the relative operation process, the structure is ingenious and unique, the pressurizing process is stable, the pressurizing force can be adjusted through the mechanical structure, the operation is simple, the control on the pressure is realized through the rotation degree of the rotating rod 8, the lithium battery is uniformly heated through the pressurizing movable plate 4 and the pressurizing base plate 3, the structure is simple, the design is reasonable, the whole invention is novel in structure, the structure is simple and stable, and the practicability is strong.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.