CN218722688U

CN218722688U - Novel vacuum dewatering device

Info

Publication number: CN218722688U
Application number: CN202222422950.6U
Authority: CN
Inventors: 周俊
Original assignee: Shenzhen Daxing Shouzheng Intelligent Equipment Co ltd
Current assignee: Shenzhen Daxing Shouzheng Intelligent Equipment Co ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-03-24
Anticipated expiration: 2032-09-13

Abstract

The utility model provides a novel vacuum dewatering device, including the box frame, a plurality of units of toasting, a plurality of automatically sealed doors, evacuating device and vacuum pipeline, should toast fixed the setting in this box frame of unit array ground, this evacuating device passes through vacuum pipeline and should toast the unit intercommunication, be used for toasting the unit evacuation, this automatically sealed door is used for the sealed access & exit that toasts the unit, should toast the unit including fixing the backup pad on this box frame, just set up the board that generates heat in this backup pad with external power supply electricity is connected, a plurality of heat-conducting plates of establishing above this board that generates heat, and be used for the spacing subassembly of spacing electric core anchor clamps. The heating plate is arranged in the cavity, and is fixed to get electricity, the heating plate is separated from the cavity, a probe assembly is omitted, and the risk of discharging in a vacuum state is avoided. This generate heat the board in this toasts the case cavity, and temperature probe's stability is better, and the board that generates heat is incompletely opened in external environment for toast the technology more energy-conserving.

Description

Novel vacuum dewatering device

Technical Field

The application relates to the technical field of lithium battery manufacturing equipment, in particular to a novel vacuum dewatering device.

Background

In order to ensure that the lithium battery has high quality, a baking oven is needed to be adopted to dry the battery shell, the pole piece, the pole coil, the battery core and the like in the production process of the lithium battery. Among the prior art, toast the case and include a big furnace body, be equipped with heating device in the furnace body, the furnace gate is installed to the access & exit of furnace body, be used for preventing the heat from escaping outward, because the bulk of furnace body is big, heating device generally sets up on the oven, lead to the temperature in the furnace body not enough even, influence drying effect, so generally still can set up fortune wind device, fortune wind device makes the hot-air circulation in the furnace body get up, can show the homogeneity that improves the temperature, nevertheless drying operation under the ordinary pressure, the efficiency is lower, there is the period length of toasting, the big scheduling problem of power consumption, await the improvement.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems of low efficiency, long baking period and large energy consumption of the drying operation of the drying furnace under normal pressure, the utility model provides a novel vacuum dewatering device with simple structure, good safety and energy saving.

The application provides a novel vacuum dewatering device adopts following technical scheme: a novel vacuum dewatering device comprises a box body frame, a plurality of baking units arranged in the box body frame, a plurality of automatic sealing doors, a vacuumizing device and a vacuum pipeline, wherein the baking units are fixedly arranged in the box body frame in an array mode, the vacuumizing device is communicated with the baking units through the vacuum pipeline and is used for vacuumizing the baking units, the automatic sealing doors are used for sealing an inlet and an outlet of the baking units, each baking unit comprises a supporting plate fixed on the box body frame, a heating plate electrically connected with an external power supply and arranged on the supporting plate, a plurality of heat conducting plates arranged on the heating plates and a limiting component used for limiting an electric core clamp, and the heat conducting plates transmit heat on the heating plates to an electric core on the electric core clamp so as to bake the electric core on the electric core clamp; the heat-conducting plate with be equipped with a heat-conducting layer between the electricity core, generate heat the board with also be equipped with this heat-conducting layer between the heat-conducting plate.

As a further improvement of the present application, the automatic sealing door is used for sealing the entrances and exits of four baking units, the four baking units are arranged in two layers, and each layer is provided with two baking units side by side; the four baking units are arranged in a cavity, and a heat insulation layer used for reducing internal heat loss is arranged on the inner wall of the cavity.

As a further improvement of the application, the limiting components are distributed at four corners, and each limiting component is a pair of L-shaped vertically arranged convex blocks, and each convex block is positioned on the supporting plate.

As a further improvement of the application, the box body frame is further provided with a door plate sensor for sensing the position of the automatic sealing door.

As a further improvement of the present application, the outer frame of the baking unit includes a plurality of square frames arranged in a mutually parallel array.

As a further improvement of this application, be equipped with two detections in the backup pad whether the electricity core anchor clamps are placed the detection inductor on the exact position.

As a further improvement of the application, the two detection sensors are arranged diagonally, and the detection sensors are microswitches.

To sum up, the beneficial effect of this application is as follows: the utility model provides a novel vacuum water trap's the board that generates heat and place in the cavity of this stoving case in parts such as heat-conducting plate, the board that generates heat in the cavity can arrange by individual layer or multilayer, and is decided according to the actual demand. The heating plate is arranged in the cavity and is fixed to get electricity, and compared with the heating plate and the cavity, the heating plate is separated from the cavity, so that a probe assembly is omitted, and the risk of discharging in a vacuum state is avoided. This generate heat the board in this toasts the case cavity, and temperature probe's stability is better, and the board that generates heat is incompletely opened in external environment for toast the technology more energy-conserving. Secondly, the large furnace chamber is split into a plurality of baking units, and each baking unit can operate independently, so that the energy waste is reduced, and the energy is saved; the internal temperature of each baking unit can be more easily uniform; in the vacuum atmosphere, the vapor pressure of water becomes high and vaporization becomes easier, so that drying efficiency is improved.

Drawings

Fig. 1 is a perspective view of the novel vacuum water removing device with the automatic sealing door removed;

FIG. 2 is another perspective view of the novel vacuum water trap with the self-sealing door removed;

FIG. 3 is a perspective view of four baking units of the present invention;

FIG. 4 is another perspective view of four baking units of the present invention;

FIG. 5 is a partial perspective view of one of the baking units of the present invention;

fig. 6 is a side view of fig. 4.

Description of the reference numerals: 1. a box frame; 2. a baking unit; 21. a support plate; 22. a heat generating plate; 23. a heat conducting plate; 24. a limiting component; 25. detecting a sensor; 29. an outer frame; 3. an automatic sealing door; 100. novel vacuum water trap.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses a novel vacuum dewatering device 100, refer to fig. 1 to 6, including box frame 1, a plurality of fixed units 2 that toast that set up in this box frame 1, a plurality of self sealing door 3 (three in this embodiment), evacuating device (external, not shown) and the vacuum pipe who sets up at this novel vacuum dewatering device 100 (do not mark), should toast unit 2 and fix in this box frame 1 with array, this evacuating device passes through the vacuum pipe and toasts 2 intercommunications of unit, be used for toasting 2 evacuation of unit, this self sealing door 3 is used for sealing up four access & exits of toasting unit 2, these four are toasted unit 2 upper and lower two-layer settings, every layer sets up two side by side. The four baking units 2 are arranged in a cavity, and a heat insulation layer for reducing internal heat loss is arranged on the inner wall of the cavity. In this embodiment, the automatic sealing door 3 is used to seal the chamber.

With continued reference to fig. 5 and 6, the baking unit 2 includes a supporting plate 21 fixed on the box frame 1 and disposed inside and outside, a heating plate 22 electrically connected to an external power supply and disposed on the supporting plate 21, a plurality of heat conducting plates 23 disposed on the heating plate, and a limiting component 24 for limiting a cell clamp (not shown). The battery cell clamp fixes a plurality of battery cells to be baked. The limiting components 24 are distributed at four corners of a pair of supporting plates at the four corners, and are a pair of L-shaped vertically arranged convex blocks, each convex block is positioned on the supporting plate 21, and the limiting components 24 are arranged at two ends of each supporting plate 21. The cell clamp is placed on the bump and limited by the bump. Two detection sensors 25 for detecting whether the battery cell fixture is placed at the correct position are arranged on the supporting plate 21, and the two detection sensors 25 are arranged diagonally. The detection sensor 25 is a microswitch. Every heat-conducting plate 23 top that coefficient of heat conductivity is high all corresponds and sets up one row of electric core, and every heat-conducting plate 23 gives each row of electric core with even heat conduction. The surface of the heat conducting plate 23 is provided with a non-metal heat conducting layer, the battery core is in contact with the non-metal heat conducting layer (flexible material), so that only line contact or point contact between hardware is avoided, and the flexible material ensures that the battery core is in full contact with the whole contact surface of the heat conducting plate 23, thereby increasing the heat transfer efficiency, reducing the heating time, accelerating the heat transfer and achieving the purpose of energy conservation. A flexible high heat conduction layer (such as composite heat conduction silica gel) is also arranged between the heating plate 22 and the heat conduction plate 23 to ensure sufficient heat transfer.

This application toasts the case greatly among the prior art to set a plurality of units 2 that toast into, and per four toast unit 2 and be furnished with an automatic sealing door 3, and per four toast unit 2 can be worked together, also can the isolated operation, and these four toast unit 2 can be together or toast the drying alone, and the unit 2 that toasts that does not use can not toast the drying, has reduced the waste of the energy, and is more energy-conserving. In addition, the volume of each baking unit 2 is not large, and the internal temperature can be more easily uniform; the size of the outer frame 29 of each baking unit 2 is not large, the outer frame is made of the same sectional material, the strength is better, and the baking units 2 are not easy to deform after being vacuumized by matching with the surrounding inner sealing plates.

The front surface of the baking unit 2 is provided with an annular sealing strip (not numbered) which is matched with the automatic sealing door 3, so that the air tightness of the baking unit 2 can be ensured; the vacuumizing device can vacuumize the baking unit 2 according to the requirement, and the steam pressure of water is increased and the water is easier to gasify under the vacuum environment, so that the drying efficiency is improved, the baking period is shortened, and the energy consumption is reduced.

In the present embodiment, referring to fig. 3 and 4, the outer frame 29 of the four baking units 2 includes a plurality of square-shaped bobbins, which are arranged in parallel array with each other. Like a fish skeleton, the greater the density of a square skeleton, the better the strength of the baking unit 2 and the higher the material costs. The density of the square framework can be reasonably set according to the actual size, material and vacuum requirements of the outer framework 29.

In this embodiment, referring to fig. 5, the novel vacuum dewatering device further includes an electronic control unit (not shown), a plurality of conductive elements 27 are disposed in the baking unit 2, one end of the conductive element 27 is electrically connected to the heating plate, and the other end is electrically connected to the electronic control unit. The heating plate and the heat conducting plate of the baking oven are arranged in the cavity of the baking oven, and the heating plate in the cavity can be arranged in a single layer or multiple layers according to actual requirements. The heating plate is arranged in the cavity and is fixed to get electricity, and compared with the heating plate and the cavity, the heating plate is separated from the cavity, so that a probe assembly is omitted, and the risk of discharging in a vacuum state is avoided. The heating plate is arranged in the cavity of the baking oven, the stability of the temperature probe is better, and the heating plate is not completely opened in the external environment, so that the baking process is more energy-saving.

The novel vacuum dewatering device has the use process that: placing the battery cell outside the box body into a battery cell clamp for standby; when a spare baking unit 2 is arranged in the novel vacuum dewatering device, the automatic sealing door 3 of the baking unit 2 on the layer is opened, a mechanical handle is used for placing an electric core clamp into the baking unit 2, the supporting plate 21 and the limiting component 24 support and position the electric core clamp, then the automatic sealing door 3 of the baking unit 2 is closed, at the moment, an electric control unit of the novel vacuum dewatering device can provide power for the heating plate 22 through the conductive element 27, heat emitted by the heating plate 22 is provided for an electric core through the heat conducting plate 23 so as to bake the electric core on the electric core clamp, and drying operation is automatically completed under the control of the electric control unit; after the drying operation is completed, the automatic sealing door 3 of the baking unit 2 is opened again, the cell fixture is taken out by using the manipulator, then a new cell fixture is put in, and a new round of drying operation is started. The taken-out battery cell clamp can be placed outside the box body for cooling or placed in a cooling device, and finally the battery cell after drying is taken out.

This electricity core anchor clamps and box are the disconnect-type, can get the material operation of putting this electricity core anchor clamps outside the box, and the electricity core anchor clamps of putting the material wait for reserve, can put into this baking unit 2 at any time, and the electricity core anchor clamps of accomplishing dry work take out the back, can carry out the box slowly and get the material outward, reduce online operation time by a wide margin to production efficiency has been improved.

In this embodiment, referring to fig. 1, a door panel sensor is further disposed on the box frame 1 for sensing a position of the automatic sealing door 3. When the automatic sealing door 3 normally closed, the door plate sensor can sense the automatic sealing door 3, and the electric control unit of the novel vacuum dewatering device can transmit signals, and the novel vacuum dewatering device starts the corresponding baking and drying operation of the baking unit 2. When this self sealing door 3 can not normally be closed the door, this door plant inductor can not respond to self sealing door 3, and the different signal of transmission gives novel vacuum water trap's automatically controlled unit, and this novel vacuum water trap breaks down when considering to close the door, does not start drying operation to novel vacuum water trap's security has been improved.

It is understood that the limiting assembly can also be limited by using a diagonal pin.

The utility model provides a novel vacuum water trap's the board that generates heat and place in the cavity of this stoving case in parts such as heat-conducting plate, the board that generates heat in the cavity can arrange by individual layer or multilayer, and is decided according to the actual demand. The heating plate is arranged in the cavity and is fixed to get electricity, and compared with the heating plate and the cavity, the heating plate is separated from the cavity, so that a probe assembly is omitted, and the risk of discharging in a vacuum state is avoided. This generate heat the board in this toasts the case cavity, and temperature probe's stability is better, and the board that generates heat is incompletely opened in external environment for toast the technology more energy-conserving. Secondly, the large furnace chamber is split into a plurality of baking units, and each baking unit can operate independently, so that the energy waste is reduced, and the energy is saved; the internal temperature of each baking unit can be more easily uniform; in the vacuum atmosphere, the vapor pressure of water becomes high and vaporization becomes easier, so that the drying efficiency is improved.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. The novel vacuum dewatering device is characterized by comprising a box body frame (1), a plurality of baking units (2) arranged in the box body frame (1), a plurality of automatic sealing doors (3), a vacuumizing device and a vacuum pipeline, wherein the baking units (2) are fixedly arranged in the box body frame (1) in an array manner, the vacuumizing device is communicated with the baking units (2) through the vacuum pipeline and is used for vacuumizing the baking units (2), the automatic sealing doors (3) are used for sealing an entrance and an exit of the baking units (2), each baking unit (2) comprises a supporting plate (21) fixed on the box body frame (1), a heating plate (22) electrically connected with an external power supply and arranged on the supporting plate (21), a plurality of heat conducting plates (23) arranged on the heating plate (22), and a limiting component (24) used for limiting an electric core clamp, and the heat on the heating plate (22) is transferred to an electric core on the electric core clamp by the heat conducting plates (23); a heat conduction layer is arranged between the heat conduction plate (23) and the battery core, and the heat conduction layer is also arranged between the heating plate (22) and the heat conduction plate (23).

2. The novel vacuum dewatering device according to claim 1, characterized in that the automatic sealing door (3) is used for sealing the entrances and exits of four baking units (2), the four baking units (2) are arranged in two layers, two on top of each other, and two on each layer side by side; the four baking units (2) are arranged in a cavity, and a heat insulation layer used for reducing internal heat loss is arranged on the inner wall of the cavity.

3. The vacuum water removal device as claimed in claim 1, wherein the position-limiting components (24) are distributed at four corners, and the position-limiting components (24) are a pair of vertically arranged projections in an L shape, each projection being positioned on the supporting plate (21).

4. The vacuum water removal device as claimed in claim 1, wherein a door panel sensor is further provided on the box frame (1) for sensing the position of the automatic sealing door (3).

5. The new vacuum dewatering device according to claim 1, characterized in that the outer frame (29) of the baking unit (2) comprises a plurality of square skeletons arranged in a mutually parallel array.

6. The novel vacuum water removal device as claimed in claim 1, wherein two detection sensors (25) are provided on the support plate (21) for detecting whether the cell clamp is placed in the correct position.

7. The new vacuum water removal device as claimed in claim 6, wherein said two detection sensors (25) are diagonally arranged, and said detection sensors (25) are micro switches.