CN218328966U - Heating clamp for contact type lithium battery drying furnace - Google Patents

Abstract

The utility model relates to a contact lithium cell is heating anchor clamps for drying furnace, this heating anchor clamps, including the polylith heating bottom plate that stacks together, every the heating bottom plate all embeds heating element, adjacent two be equipped with the polylith curb plate between the heating bottom plate, the lithium cell is placed the heating bottom plate upper surface is in between two blocks of curb plates. The heating element is arranged in the bottom plate and is divided into a plurality of independent heating spaces through the side plates, so that the temperature uniformity is good; the side plate is provided with an air inlet and an air outlet, so that the temperature difference between heating spaces can be effectively controlled.

Description

Heating clamp for contact type lithium battery drying furnace

Technical Field

The utility model relates to a power battery especially relates to a contact lithium cell is heating anchor clamps for drying furnace.

Background

In the manufacturing process of the lithium battery, a drying furnace is adopted to dry the lithium battery, and the drying furnace mainly comprises several types of heat radiation heating, hot air heating and contact heating; the problems of poor heating uniformity, long baking period, large occupied space, large energy consumption and the like of thermal radiation heating and blast heating are slowly replaced by contact heating.

Contact heating indicates hot plate direct contact battery surface heating, and heating fixture generally includes the tray and places the hot plate in the tray bottom, and the hot plate is an overall structure, and when heating through the whole hot plate that sets up, there are the problem that the intermediate temperature is high, the tip temperature is low to make the lithium cell in the tray be heated unevenly, influence the drying effect of lithium cell, and then influence the quality of lithium cell.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a contact lithium cell is heating anchor clamps for drying furnace, the temperature homogeneity is good.

The utility model adopts the technical proposal that: the utility model provides a contact lithium cell is heating anchor clamps for drying furnace which characterized in that: the heating device comprises a plurality of heating bottom plates which are laminated together, wherein each heating bottom plate is internally provided with a heating element, a plurality of side plates are arranged between every two adjacent heating bottom plates, and lithium batteries are placed on the upper surfaces of the heating bottom plates and between the two side plates.

Preferably, both sides of each heating bottom plate are provided with movable grooves, both ends of each side plate are provided with bolt holes connected with the movable grooves, and bolts penetrate through the bolt holes to fixedly connect the side plates with the movable grooves on both sides of the heating bottom plate.

Preferably, one end of the side plate is provided with an air inlet, and the two sides of the side plate are provided with air outlets.

Furthermore, the diameter of the air inlet hole is larger than 1.5 times of that of the air outlet hole.

Furthermore, the diameter of the air inlet hole is 5-10 mm.

Furthermore, the diameter of the air outlet is 1-5 mm.

Preferably, the distance between the side plate and the lithium battery is 10-30 mm.

Preferably, the distance between the lower surface of the heating bottom plate and the upper surface of the lithium battery is more than 5mm.

Preferably, the distance between the lower surface of the heating bottom plate and the upper surface of the lithium battery is 5-10 mm.

Preferably, the distance between the adjacent side plates is 150 to 300mm.

The utility model discloses the beneficial effect who gains is: the heating element is arranged in the bottom plate and is divided into a plurality of independent heating spaces through the side plates, so that the temperature uniformity is good; the side plate is provided with an air inlet and an air outlet, so that the temperature difference between heating spaces can be effectively controlled.

Drawings

Fig. 1 is a schematic structural diagram of the present invention (the uppermost heating soleplate is not shown);

FIG. 2 is a schematic diagram of a lithium battery disposed on a heated base plate;

FIG. 3 is a schematic view of a side panel;

wherein: 1. heating the soleplate; 11. a movable groove; 2. a side plate; 21. an air inlet hole; 22. an air outlet; 23. bolt holes; 3. a lithium battery.

Detailed Description

The technical solutions of the present invention will be described more clearly and completely with reference to the accompanying drawings, and it should be understood 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on 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 referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, 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.

As shown in fig. 1-3, the utility model discloses a contact lithium cell is heating anchor clamps for drying furnace, including polylith heating bottom plate 1 that stacks together, every heating bottom plate 1 all embeds heating element, and heating element is by its temperature of drying furnace independent control, is equipped with polylith curb plate 2 between two adjacent heating bottom plates 1, and lithium cell 3 places and is in between two blocks of curb plates 2 at heating bottom plate 1 upper surface.

The side plates 2 divide the heating space of the lithium battery 3 formed between two adjacent heating bottom plates 1 into a plurality of small independent spaces, and then the lithium battery 3 is placed in the small independent heating spaces; lithium cell 3 receives the heat radiation effect of both sides board 2 and 1 lower surface of top heating bottom plate, and 1 upper surface contact heating effect of below heating bottom plate, guarantees that lithium cell 3 four sides are heated evenly.

In this embodiment, every heating bottom plate 1 both sides all are equipped with movable groove 11, all are equipped with the bolt hole 21 of being connected with movable groove 11 at 2 both ends of curb plate, and the bolt passes bolt hole 21, with curb plate 2 and the movable groove 11 fixed connection of heating bottom plate 1 both sides. Through the elasticity bolt, can adjust the distance between two adjacent blocks of curb plates 2, make it match the lithium cell 3 of not unidimensional. In this example, the size of the lithium battery 3 was confirmed, and the distance between the adjacent side plates 2 was confirmed to be 150 to 300mm from the width of the lithium battery 3.

In this embodiment, 2 one end of curb plate is equipped with fresh air inlet 21, and both sides all are equipped with exhaust vent 22, and through introducing outside wind regime, heat convection can be realized to two adjacent little independent spaces, the difference in temperature between the effective control same layer heating space.

When the equipment is cleaned, inert gas is introduced from the air inlet holes 21 and is exhausted from the air outlet holes 22, the gas is blown onto the heating bottom plate 1 in a convection manner to raise dust, and then the dust is exhausted by vacuumizing the equipment or centralized dust collection is carried out above the equipment.

In this embodiment, the diameter of the air inlet 21 must be larger than 1.5 times of the diameter of the air outlet 22, and is preferably 5-10 mm. The air outlets (diameter is 1-5 mm) uniformly distributed on the side surface of the side plate 2 can ensure the temperature uniformity in the adjacent grooves (heating space) and improve the temperature consistency.

The side plate 2 is made of aluminum alloy, the width is 10-20 mm, the height is larger than the thickness of the lithium battery 3, and 20-60 mm is recommended.

In this embodiment, the distance between the side plate 2 and the lithium battery 3 is 10-30 mm, so that the clamping jaw can be automatically fed.

In this embodiment, the distance between the lower surface of the heating base plate 1 and the upper surface of the lithium battery 3 is greater than 5mm, and 5-10 mm is suggested for ensuring the baking effect.

Lay lithium cell 3 the utility model discloses an on the heating fixture, place and toast in the vacuum drying furnace, toast the technology according to formulating and take out test moisture, accomplish and toast.

Here, it should be noted that the description of the above technical solutions is exemplary, the present specification may be embodied in different forms, and should not be construed as being limited to the technical solutions set forth herein. Rather, these descriptions are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. Furthermore, the technical solution of the present invention is limited only by the scope of the claims.

The shapes, sizes, ratios, angles, and numbers disclosed to describe aspects of the specification and claims are examples only, and thus, the specification and claims are not limited to the details shown. In the following description, a detailed description of related known functions or configurations will be omitted when it is determined that it unnecessarily obscures the focus of the specification and claims.

Where the terms "comprising", "having" and "including" are used in this specification, there may be another part or parts unless otherwise stated, and the terms used may generally be in the singular but may also be in the plural.

It should be noted that although the terms "first," "second," "top," "bottom," "side," "other," "end," "other end," and the like may be used and used in this specification to describe various components, these components and parts should not be limited by these terms. These terms are only used to distinguish one element or section from another element or section. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, with the top and bottom elements being interchangeable or switchable with one another, where appropriate, without departing from the scope of the present description; the components at one end and the other end may be of the same or different properties to each other.

In describing positional relationships, for example, when positional sequences are described as being "on.. Above", "over.. Below", "below", and "next", unless such words or terms are used as "exactly" or "directly", they may include cases where there is no contact or contact therebetween. If a first element is referred to as being "on" a second element, that does not mean that the first element must be above the second element in the figures. The upper and lower portions of the member will change depending on the angle of view and the change in orientation. Thus, in the drawings or in actual construction, if a first element is referred to as being "on" a second element, it can be said that the first element is "under" the second element and the first element is "over" the second element. In describing temporal relationships, unless "exactly" or "directly" is used, the description of "after", "subsequently", and "before" may include instances where there is no discontinuity between steps. The features of the various embodiments of the present invention may be partially or fully combined or spliced with each other and may be implemented in a variety of different configurations as would be well understood by one of ordinary skill in the art. Embodiments of the present invention may be performed independently of each other, or may be performed together in an interdependent relationship.

Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the present invention is not limited to the above-described embodiments, and many modifications are possible. Any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should be considered as belonging to the protection scope of the present invention.

Claims (9)

1. The utility model provides a contact lithium cell is heating anchor clamps for drying furnace which characterized in that: the lithium battery heating device comprises a plurality of heating bottom plates which are laminated together, wherein each heating bottom plate is internally provided with a heating element, a plurality of side plates are arranged between every two adjacent heating bottom plates, and a lithium battery is placed on the upper surface of each heating bottom plate and is positioned between every two side plates; one end of the side plate is provided with an air inlet hole, and the two sides of the side plate are provided with air outlet holes.

2. The heating jig for the contact lithium battery drying furnace as claimed in claim 1, wherein: every heating bottom plate both sides all are equipped with the movable groove, the curb plate both ends all are equipped with the bolt hole of being connected with the movable groove, and the bolt passes the bolt hole, will curb plate and the movable groove fixed connection of heating bottom plate both sides.

3. The heating jig for the contact lithium battery drying furnace as claimed in claim 1, wherein: the diameter of the air inlet hole is larger than 1.5 times of that of the air outlet hole.

4. The heating jig for the contact lithium battery drying furnace as claimed in claim 1 or 3, wherein: the diameter of the air inlet hole is 5-10 mm.

5. The heating jig for the contact lithium battery drying furnace as claimed in claim 1 or 3, wherein: the diameter of the air outlet is 1-5 mm.

6. The heating jig for the contact lithium battery drying furnace as claimed in claim 1, wherein: the distance between the side plate and the lithium battery is 10-30 mm.

7. The heating jig for the contact lithium battery drying furnace as claimed in claim 1, wherein: the distance between the lower surface of the heating bottom plate and the upper surface of the lithium battery is larger than 5mm.

8. The heating jig for the contact lithium battery drying furnace as claimed in claim 1, wherein: the distance between the lower surface of the heating bottom plate and the upper surface of the lithium battery is 5-10 mm.

9. The heating jig for the contact type lithium battery drying furnace of claim 1, wherein: the distance between the adjacent side plates is 150-300 mm.

Images