CN219433633U - Vacuum box with built-in heating source for automatically opening and closing door - Google Patents

Abstract

The utility model provides a vacuum box body with a built-in heating source of an automatic switch, which comprises a box body frame, wherein the box body frame is provided with a plurality of installation cavities, baking box bodies are arranged in the installation cavities, the box body frame is symmetrically provided with a plurality of automatic switch devices, each baking box body is provided with an opening, each opening is provided with a furnace door component, the furnace door components are controlled to be closed and opened through the automatic switch devices, the surface of the baking box body is provided with a sealing ring, when the furnace door components are closed, the inner walls of the furnace door components are tightly attached to the sealing rings, the automatic switch devices are used for controlling the switch operation of the furnace door components, when the furnace door components are opened, the furnace door components are separated from the sealing rings, the furnace door components are prevented from being directly rubbed with the sealing rings, the sealing rings are effectively protected, when the door is closed, the furnace door components are vertically pressed with the sealing rings, the whole sealing performance is enhanced, the inside of the box body is vacuumized, the battery is prevented from discharging in a low vacuum state, the safety is improved, and the whole process is automatically operated by controlling a movable cylinder, and the working efficiency is improved.

Description

Vacuum box with built-in heating source for automatically opening and closing door

Technical Field

The utility model relates to the technical field of vacuum ovens, in particular to a vacuum box body with a built-in heating source for automatically opening and closing a door.

Background

In order to ensure high quality of lithium battery production, drying oven is needed to dry battery shell, pole piece, pole coil, battery core, etc. during lithium battery production. In the production process of lithium batteries, the lithium batteries are required to be placed in a vacuum box for baking, in the existing baking technology, a heating source is arranged on a clamp and separated from a baking furnace, electricity is required to be taken through a probe and other movable butt joint modes, and the lithium batteries can be discharged in a low vacuum state, so that serious potential safety hazards exist, and the vacuum box with the heating source arranged in an automatic switch door is provided, so that the problems are solved.

Disclosure of Invention

(one) solving the technical problems

In order to solve the above problems, an object of the present utility model is to provide a vacuum box with a built-in heating source for automatically opening and closing a door.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a vacuum box body with a built-in heating source of an automatic switch door, which comprises a box body frame, wherein the box body frame is provided with a plurality of installation cavities, baking box bodies are arranged in the installation cavities, the box body frame is symmetrically provided with a plurality of automatic switch devices, the baking box bodies are provided with openings, each opening is provided with a furnace door assembly, the furnace door assemblies are controlled to be closed and opened through the automatic switch devices, the surface of the baking box body is provided with a sealing ring, and when the furnace door assemblies are closed, the inner walls of the furnace door assemblies are tightly attached to the sealing rings.

Further, automatic switching device includes movable cylinder, initiative bull stick and driven bull stick, box frame side is equipped with the fixing base, the activity cylinder is fixed on the fixing base, box frame side is equipped with first pin and second pin, the initiative bull stick is including connecting the left end, connecting the middle-end and connecting the right-hand member, connect the left end with the output of activity cylinder is connected, connect the middle-end joint and be in form swing joint on the first pin, furnace gate subassembly both sides are equipped with a plurality of cylindric lock, connect the right-hand member with the cylindric lock is connected, driven bull stick one end cup joints into form swing joint on the second pin, driven bull stick other end cup joints into on the cylindric pin is connected.

Further, the baking oven is internally provided with a plurality of baking units in an array, the baking oven is provided with a separation frame and a bearing plate, the separation frame and the bearing plate divide the baking oven into a plurality of accommodating spaces, the adjacent accommodating spaces are mutually communicated, and the baking units are arranged in the accommodating spaces.

Further, the baking unit comprises a supporting plate fixed on the bearing plate, a heating plate connected with an external power supply is arranged on the supporting plate, a heat conducting plate for providing heat conduction for the battery and the clamp to achieve the baking effect is arranged on the heating plate, the heat conducting plate is regularly arranged on the heating plate, a vacuumizing port and a vacuumizing port are arranged on the side wall of the baking box body, a reinforcing structure is arranged on the outer side wall of the baking box body, and the reinforcing structure comprises a plurality of reinforcing ribs arranged at intervals.

Further, the furnace door assembly comprises sealed door plant and door frame, sealed door plant adopts aluminum plate or steel sheet that the planarization is high, the door frame adopts the metal structure spare that has certain atress intensity to make, the output of activity cylinder is connected on the door frame on the cylinder pin, and floating connection is between sealed door plant and the door frame, and is provided with a plurality of spring assemblies between sealed door plant and the door frame, and the sealed door plant of floating has better sealed effect.

Furthermore, according to the replacement or adjustment of the heat-conducting plate and the battery clamp, the baking and drying of batteries compatible with different models can be realized.

Advantageous effects

The beneficial effects of the utility model are as follows: according to the vacuum box body with the built-in heating source for the automatic door opening and closing, the automatic opening and closing devices are arranged on two sides of the box body frame, the opening and closing operation of the furnace door assembly is controlled through the automatic opening and closing devices, the furnace door assembly is directly opened when the movable air cylinder does a pushing action, the furnace door assembly is separated from the sealing ring, the furnace door assembly is prevented from being directly rubbed with the sealing ring, the sealing performance of the furnace door assembly is prevented from being deteriorated after the sealing ring is prevented from being damaged, when the door is closed, the movable air cylinder does a tensioning action, the furnace door assembly is vertically pressed with the sealing ring, the integral sealing performance is enhanced, the vacuum pumping is facilitated in the box body, the discharge of a battery is prevented in a low vacuum state, the safety is improved, and the whole process is controlled to automatically operate by the movable air cylinder, and the working efficiency is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate and together with the embodiments of the utility model and do not constitute a limitation to the utility model, and in which:

fig. 1 is a perspective view of a vacuum box with a built-in heating source for automatically opening and closing a door according to the present utility model;

FIG. 2 is an exploded view of an automatic switching device in a vacuum box with a built-in heating source for automatically switching a door according to the present utility model;

FIG. 3 is a schematic view of a baking box in a vacuum box with an automatic door opening and closing built-in heating source according to the present utility model;

fig. 4 is a schematic structural view of a baking unit in a vacuum box with a built-in heating source for automatically opening and closing a door according to the present utility model;

fig. 5 is a schematic structural view of an oven door assembly in a vacuum box with a built-in heating source for automatically opening and closing a door according to the present utility model.

1. A box frame; 2. a mounting cavity; 3. a baking oven body; 4. an automatic switching device; 5. a furnace door assembly; 6. a seal ring; 7. a movable cylinder; 8. a driving rotating rod; 9. a driven rotating rod; 10. a fixing seat; 11. a first pin; 12. a second pin; 13. the left end is connected; 14. connecting the middle end; 15. the right end is connected; 16. a cylindrical pin; 17. a baking unit; 18. a separation frame; 19. a carrying plate; 20. a support plate; 21. a heating plate; 22. a heat conductive plate; 23. a vacuum pumping port; 24. a reinforcing structure; 25. reinforcing ribs; 26. sealing the door plate; 27. a door frame; 28. and a spring assembly.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order to more clearly and completely describe the technical scheme of the utility model, the utility model is further described below with reference to the accompanying drawings.

Referring to fig. 1 to 5, the utility model provides a vacuum box with a built-in heating source for automatically opening and closing a door, the vacuum box with the built-in heating source for automatically opening and closing the door comprises a box frame 1, the box frame 1 is provided with a plurality of installation cavities 2, baking boxes 3 are arranged in the installation cavities 2, the box frame 1 is symmetrically provided with a plurality of automatic opening and closing devices 4, each baking box 3 is provided with an opening, each opening is provided with a furnace door assembly 5, the furnace door assemblies 5 are controlled to be closed and opened through the automatic opening and closing devices 4, the surface of each baking box 3 is provided with a sealing ring 6, and when the furnace door assemblies 5 are closed, the inner walls of the furnace door assemblies 5 are tightly attached to the sealing rings 6.

In this embodiment, the box frame 1 is equipped with a plurality of installation cavity 2, all be equipped with the oven box 3 that is used for the battery to toast in every installation cavity 2, and be provided with automatic switch device 4 on the box frame 1 both sides, switch operation through automatic switch device 4 control furnace gate subassembly 5, when control automatic switch device 4 opens furnace gate subassembly 5, furnace gate subassembly 5 opens from toasting box 3, furnace gate subassembly 5 breaks away from with the sealing washer 6 on oven box 3 surface, prevent furnace gate subassembly 5 direct friction with sealing washer 6, avoid furnace gate subassembly 5 direct friction sealing washer 6 after leading to sealing washer 6 to damage, the opening removal of furnace gate subassembly 5 to toasting box 3 is controlled to automatic door opener, make furnace gate subassembly 5 compress tightly perpendicularly with sealing washer 6, whole leakproofness reinforcing, do benefit to toast the inside evacuation of oven box 3, prevent that the battery from discharging under low vacuum state, the security is improved, and whole journey is by controlling movable cylinder 7 and is operated automatically, work efficiency has been improved.

Further, the automatic switching device 4 comprises a movable cylinder 7, a driving rotating rod 8 and a driven rotating rod 9, a fixed seat 10 is arranged on the side face of the box body frame 1, the movable cylinder 7 is fixed on the fixed seat 10, a first pin 11 and a second pin 12 are arranged on the side face of the box body frame 1, the driving rotating rod 8 comprises a left connecting end 13, a middle connecting end 14 and a right connecting end 15, the left connecting end 13 is connected with the output end of the movable cylinder 7, the middle connecting end 14 is sleeved on the first pin 11 to form movable connection, a plurality of cylindrical pins 16 are arranged on two sides of the furnace door assembly 5, the right connecting end 15 is connected with the cylindrical pins 16, one end of the driven rotating rod 9 is sleeved on the second pin 12 to form movable connection, and the other end of the driven rotating rod 9 is sleeved on the cylindrical pins 16 to connect.

In this embodiment, the automatic opening and closing device 4 controls the door opening and closing operation of the door assembly 5, when the door assembly 5 is opened, the output ends of the movable cylinders 7 at two sides move outwards, the connection left end 13 of the driving rotary rod 8 is pushed to move and drive the driven rotary rod 9 to rotate, the connection middle end 14 rotates on the first pin 11, the connection right end 15 drives the cylindrical pins 16 at two ends of the door assembly 5, when the output ends of the movable cylinders 7 extend to the limit, the door assembly 5 moves downwards, the opening of the door assembly 5 and the oven body 3 is separated, the door opening operation is completed, when the door assembly 5 is closed, the output ends of the movable cylinders 7 retract to the limit position, the driving rotary rod 8 drives the door assembly 5 to move upwards, the door assembly 5 contacts with the opening of the oven body 3, and compresses the vertical compression sealing ring 6 tightly, the inner sealing performance of the oven body 3 is good, the oven cavity can be pumped to a low vacuum state, and the working efficiency is accelerated.

Further, the baking oven body 3 is internally provided with a plurality of baking units 17 arranged in an array, the baking oven is provided with a separation frame 18 and a bearing plate 19, the separation frame 18 and the bearing plate 19 divide the baking oven into a plurality of accommodating spaces, the adjacent accommodating spaces are mutually communicated, and the baking units 17 are arranged in the accommodating spaces.

In this embodiment, the single baking oven body 3 is configured as four baking units 17, each four baking units 17 is provided with one oven door assembly 5 for sealing the baking oven body 3, the partition frame 18 and the carrying plate 19 divide the baking oven into four accommodating spaces, each four baking units 17 can work together or can work independently, the four baking units 17 can bake and dry together or independently, the unused baking units 17 can not bake and dry, the waste of energy sources is reduced, more energy is saved, in addition, the volume of each baking unit 17 is not large, the internal temperature can be more easily uniform, and the space utilization rate is improved.

Further, the baking unit 17 includes a support plate 20 fixed on the support plate 19, a heating plate 21 connected with an external power source is arranged on the support plate 20, a heat conducting plate 22 for providing heat conduction for a battery and a fixture to achieve a baking effect is arranged on the heating plate 21, the heat conducting plate 22 is regularly arranged on the heating plate 21, a vacuumizing port 23 and a vacuum breaking port are arranged on the side wall of the baking box body 3, a reinforcing structure 24 is arranged on the outer side wall of the baking box body 3, and the reinforcing structure 24 includes a plurality of reinforcing ribs 25 arranged at intervals.

In this embodiment, when the battery is baked, the oven door assembly 5 of the layer of baking oven body 3 is opened, the battery core fixture is placed into the baking unit 17 by using the mechanical arm, the supporting plate 20 holds and positions the battery core fixture, then the oven door assembly 5 of the baking unit 17 is closed, at this time, the power is provided to the heating plate 21 by the external power supply, the heating plate 21 emits heat to the battery core through the heat conducting plate 22 so as to bake the battery core on the battery core fixture, the air in the baking oven body 3 is pumped out through the vacuumizing port 23, and the drying operation is automatically completed under the control of the electric control unit; after the drying operation is completed, the furnace door assembly 5 of the baking unit 17 is opened again, the manipulator is used for taking out the battery core clamp, then a new battery core clamp is put in, a new round of drying operation is started, the whole operation flow is strong in integration, the reinforcing structure 24 is arranged on the outer side of the baking box body 3, the reinforcing rib 25 enables the inside to be firmer, and the service life is longer.

Further, the furnace door assembly 5 is composed of a sealing door plate 26 and a door frame 27, the sealing door plate 26 is made of an aluminum plate or a steel plate with high flatness, the door frame 27 is made of a metal structural member with certain stress intensity, the output end of the movable cylinder 7 is connected with the cylindrical pin 16 on the door frame 27, the sealing door plate 26 is in floating connection with the door frame 27, a plurality of spring assemblies 28 are arranged between the sealing door plate 26 and the door frame 27, and the floating sealing door plate 26 has a better sealing effect.

In this embodiment, the oven door assembly 5 is composed of a sealing door plate 26 and a door frame 27, and the sealing door plate 26 and the door frame 27 are connected in a floating manner, the floating sealing door plate 26 has a better sealing effect, a plurality of spring assemblies 28 are arranged in the sealing door plate, when the air pressure in the cavity exceeds a design value and the internal pressure is greater than the force of the springs, the sealing door plate is pushed away, automatic pressure relief is realized, and a safety protection function is realized.

Further, according to the replacement or adjustment of the heat conducting plate 22 and the battery clamp, the baking and drying of the batteries compatible with different models can be realized.

In this embodiment, the heat conducting plate 22 and the battery clamp on the baking unit 17 can be replaced according to batteries of different models, so that the baking and drying of different batteries are facilitated, and the overall working efficiency is accelerated.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present application unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

In the description of the present application, it should be understood that, where azimuth terms such as "front, rear, upper, lower, left, right", "transverse, vertical, horizontal", and "top, bottom", etc., indicate azimuth or positional relationships generally based on those shown in the drawings, only for convenience of description and simplification of the description, these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present application; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition, the terms "first", "second", etc. are used to define the components, and are merely for convenience of distinguishing the corresponding components, and unless otherwise stated, the terms have no special meaning, and thus should not be construed as limiting the scope of the present application.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The vacuum box body of the heating source is arranged in the automatic switch door, and is characterized by comprising a box body frame, wherein the box body frame is provided with a plurality of installation cavities, baking box bodies are arranged in the installation cavities, the box body frame is symmetrically provided with a plurality of automatic switch devices, each baking box body is provided with an opening, each opening is provided with a furnace door assembly, the furnace door assemblies are controlled to be closed and opened through the automatic switch devices, a sealing ring is arranged on the surface of the baking box body, and when the furnace door assemblies are closed, the inner walls of the furnace door assemblies are tightly attached to the sealing ring.

2. The vacuum box with the built-in heating source for the automatic door opening and closing according to claim 1, wherein the automatic door opening and closing device comprises a movable cylinder, a driving rotating rod and a driven rotating rod, a fixed seat is arranged on the side face of the box body frame, the movable cylinder is fixed on the fixed seat, a first pin and a second pin are arranged on the side face of the box body frame, the driving rotating rod comprises a left connection end, a middle connection end and a right connection end, the left connection end is connected with the output end of the movable cylinder, the middle connection end is sleeved on the first pin to form movable connection, a plurality of cylindrical pins are arranged on two sides of the door assembly, the right connection end is connected with the cylindrical pins, one end of the driven rotating rod is sleeved on the second pin to form movable connection, and the other end of the driven rotating rod is sleeved on the cylindrical pins to form movable connection.

3. The vacuum box body with a built-in heating source for automatically opening and closing a door according to claim 1, wherein a plurality of baking units are arranged in an array in the baking box body, a separation frame and a bearing plate are arranged on the baking box body, the separation frame and the bearing plate divide the baking box body into a plurality of accommodating spaces, adjacent accommodating spaces are mutually communicated, and the baking units are arranged in the accommodating spaces.

4. The vacuum box with a built-in heating source for automatically opening and closing a door according to claim 3, wherein the baking unit comprises a supporting plate fixed on the supporting plate, a heating plate connected with an external power supply is arranged on the supporting plate, a heat conducting plate for providing heat conduction for a battery and a clamp is arranged on the heating plate, the heat conducting plate is regularly arranged on the heating plate, a vacuumizing opening and a vacuumizing opening are arranged on the side wall of the baking box, a reinforcing structure is arranged on the outer side wall of the baking box, and the reinforcing structure comprises a plurality of reinforcing ribs arranged at intervals.

5. The vacuum box body of the built-in heating source of the automatic door opening and closing according to claim 2, wherein the furnace door component consists of a sealing door plate and a door frame, the sealing door plate is made of an aluminum plate or a steel plate with high flatness, the door frame is made of a metal structural member with certain stress intensity, the output end of the movable cylinder is connected with the cylindrical pin on the door frame, the sealing door plate is in floating connection with the door frame, a plurality of spring components are arranged between the sealing door plate and the door frame, and the floating sealing door plate has better sealing effect.

6. The vacuum box with the built-in heating source of the automatic door opening and closing device according to claim 4, wherein the heat conducting plate and the battery clamp are replaced or adjusted, so that the baking and drying of batteries with different types can be realized.