Battery cell preheating device for lithium battery processing

Abstract

The utility model discloses a battery cell preheating device for lithium battery processing, which belongs to the technical field of battery cell preheating and comprises a device box body, two door plates are movably mounted on the front side of the device box body, and a preheating mechanism is arranged in the device box body. The preheating mechanism comprises fixing plates symmetrically and fixedly installed at the top and the bottom of the inner wall of the device box body, heaters are fixedly installed on the fixing plates, a supporting plate is arranged on the device box body, two placing frames are arranged on the supporting plate, and a plurality of empty grooves are formed in the top and the bottom of each placing frame. Through the arrangement of the preheating mechanism, the battery cell can be in full contact with heat in the device box body, and the two surfaces of the battery cell can be uniformly preheated after being heated, so that the preheating efficiency and quality of the battery cell are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of battery preheating device, in particular to a kind of battery preheating device for lithium battery processing, belong to battery preheating technical field. BACKGROUND

[0002] Lithium battery refers to the battery containing lithium (including metal lithium, lithium alloy and lithium ion, lithium polymer) in electrochemical system, according to the different negative electrode materials, lithium battery can be divided into lithium metal battery and lithium ion battery two big categories, lithium metal battery uses lithium or lithium alloy as negative electrode material, and lithium ion battery uses compound that can reversibly insert, de-embed lithium ion as positive and negative pole.In addition, according to the different electrolyte materials, lithium ion battery can also be divided into liquid lithium ion battery and polymer lithium ion battery.

[0003] Lithium electron needs to use preheating device to preheat battery before hot-pressing processing, the preheating device in prior art cannot make battery contact heat sufficiently in the process of using, so that battery can be preheated uniformly, and the preheating processing quality of battery is low. UTILITY MODEL CONTENT

[0004] The main purpose of the utility model is to solve the problem that preheating device cannot make battery contact heat sufficiently in the process of using, so that battery can be preheated uniformly, and the preheating processing quality of battery is low, and provide a kind of battery preheating device for lithium battery processing.

[0005] The purpose of the utility model can be achieved by adopting the following technical scheme: by the setting of preheating mechanism, battery can contact heat sufficiently in the inside of device box, and it can be preheated uniformly after receiving heating on both sides, improve the efficiency and quality of battery preheating.

[0006] A kind of battery preheating device for lithium battery processing, including device box, two door panels are movably installed on the front of the device box, preheating mechanism is arranged in the inside of the device box, the preheating mechanism includes fixed plate fixedly installed on the top and bottom of the inner wall of the device box, heater is fixedly installed on the fixed plate, support plate is provided on the device box, two placing racks are provided on the support plate, a plurality of air slots are formed in the top and bottom of the placing rack.

[0007] Preferably, two electric guide rails are fixedly installed on the device box, and the two electric guide rails are fixedly connected with the two sides of the support plate.

[0008] Preferably, the front of the support plate is provided with two sliding grooves, the placing rack is fixedly provided with sliding blocks in sliding connection with the sliding grooves, the bottom of the support plate is fixedly provided with a support frame, the support frame is movably provided with a bidirectional screw rod, the bidirectional screw rod is provided with a moving block in threaded connection, and the top of the moving block is fixedly connected with the placing rack.

[0009] Preferably, the center of the bidirectional screw rod is fixedly sleeved with a sleeve ring, and the surface of the sleeve ring is uniformly fixedly provided with a plurality of push rods.

[0010] Preferably, the top of the device box is fixedly provided with a fan, both sides of the fan are fixedly provided with air pipes, and one end of the air pipe extending into the device box is fixedly provided with a suction nozzle.

[0011] Preferably, one side of the device box is fixedly provided with a temperature detector, and the detection end of the temperature detector extends into the device box.

[0012] Preferably, the door plate is fixedly provided with an observation window.

[0013] The beneficial technical effects of the utility model are as follows: according to the electric core preheating device for lithium battery processing, the preheating mechanism is arranged, the electric core can be fully contacted with heat in the device box, the electric core is placed in two placing racks, then two heaters are started to heat, the top and bottom of the placing rack are provided with a plurality of air slots, the two surfaces of the electric core can be uniformly preheated after receiving heat, and the preheating efficiency and quality of the electric core are improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is a whole structure schematic view according to a preferred embodiment of the utility model;

[0015] Fig. 2 It is an internal structure schematic view according to a preferred embodiment of the utility model;

[0016] Fig. 3 It is a placing rack structure schematic view according to a preferred embodiment of the utility model;

[0017] Fig. 4 It is a bidirectional screw rod and moving block structure schematic view according to a preferred embodiment of the utility model.

[0018] In the figure: 1, device box; 2, door plate; 3, preheating mechanism; 4, fixed plate; 5, heater; 6, support plate; 7, placing rack; 8, empty slot; 9, electric guide rail; 10, sliding groove; 11, sliding block; 12, support frame; 13, bidirectional screw; 14, moving block; 15, collar; 16, fan; 17, air pipe; 18, suction nozzle; 19, temperature detector; 20, observation window. DETAILED DESCRIPTION

[0019] In order to make the technical scheme of the utility model more clear and explicit for those skilled in the art, the utility model will be described in further detail below in combination with embodiments and drawings, but the implementation of the utility model is not limited to this.

[0020] As Figs. 1-4 shown, the preheating device for battery cell provided by the embodiment comprises a device box 1, two door plates 2 are movably installed on the front of the device box 1, a preheating mechanism 3 is arranged inside the device box 1, the preheating mechanism 3 comprises fixed plates 4 symmetrically and fixedly installed on the top and bottom of the inner wall of the device box 1, heaters 5 are fixedly installed on the fixed plates 4, a support plate 6 is arranged on the device box 1, two placing racks 7 are arranged on the support plate 6, and a plurality of empty slots 8 are formed in the top and bottom of the placing racks 7. Through the arrangement of the preheating mechanism 3, the battery cell can be fully contacted with heat in the device box 1, the battery cell is placed in the two placing racks 7, and then the two heaters 5 are started to heat at the same time. Since the top and bottom of the placing racks 7 are provided with a plurality of empty slots 8, the two surfaces of the battery cell can be uniformly preheated after receiving the heat, so that the efficiency and quality of the preheating of the battery cell are improved.

[0021] In the embodiment, as Figs. 1-4As shown, the device box 1 is symmetrically fixed with two electric guide rails 9, both of which are fixedly connected with the two sides of the support plate 6. The front of the support plate 6 is provided with two sliding grooves 10, and the placing rack 7 is fixedly provided with sliding blocks 11 connected with the sliding grooves 10. The bottom of the support plate 6 is fixedly provided with a support frame 12, and the support frame 12 is movably provided with a bidirectional screw rod 13. The bidirectional screw rod 13 is provided with a moving block 14 connected through threads. The top of the moving block 14 is fixedly connected with the placing rack 7. The center of the bidirectional screw rod 13 is fixedly provided with a sleeve ring 15, and the surface of the sleeve ring 15 is uniformly provided with multiple push rods. Through the setting of the electric guide rail 9, the placing rack 7 can be automatically conveyed out of the device box 1, so as to facilitate the staff to take and place the battery cell on the placing rack 7, avoid the staff to contact the device box 1, and prevent being scalded. Through the setting of the sliding groove 10, the sliding block 11, the support frame 12, the bidirectional screw rod 13 and the moving block 14, rotating the bidirectional screw rod 13 can drive the two moving blocks 14 to move in opposite directions through threads, so as to push the moving block 14 to the placing rack 7. Under the cooperation of the sliding groove 10 and the sliding block 11, the two placing racks 7 are away from each other, so as to adjust the distance between the two placing racks 7, facilitate the placement and processing of different specifications of battery cells, and twist the bidirectional screw rod 13 through the setting of the sleeve ring 15 and the push rod, so as to make the adjustment operation more convenient.

[0022] In this embodiment, as shown in the figure, Figs. 1-4 The top of the device box 1 is fixedly provided with a fan 16, and the two sides of the fan 16 are fixedly provided with air pipes 17. One end of the air pipe 17 extending into the device box 1 is fixedly provided with a suction nozzle 18. One side of the device box 1 is fixedly provided with a temperature detector 19, and the detection end of the temperature detector 19 extends into the device box 1. The door plate 2 is fixedly provided with an observation window 20. Through the setting of the fan 16, the air pipe 17 and the suction nozzle 18, after the preheating processing of the battery cell is completed, slightly open the two door plates 2 on the device box 1, then start the fan 16 and the suction nozzle 18 in the device box 1 to discharge the heat in the device box 1, reduce the heat in the device box 1 without affecting the preheating temperature of the battery cell, avoid scalding when taking out the battery cell. Through the setting of the temperature detector 19, the heat in the device box 1 can be monitored in real time. Through the setting of the observation window 20, the preheating processing state of the battery cell in the device box 1 can be directly observed through the door plate 2.

[0023] In this embodiment, as shown in the figure, Figs. 1-4 The working process of the battery cell preheating device for lithium battery processing provided in this embodiment is as follows:

[0024] Step 1: the battery cell is placed in two racks 7, and then two heaters 5 are started to heat up, since the top and bottom of the rack 7 are provided with a plurality of grooves 8, so that the two sides of the battery cell are heated evenly and preheated;

[0025] Step 2: after preheating, slightly open the gap of the two door panels 2 on the device box 1, then start the fan 16 and the suction nozzle 18 inside the device box 1 to discharge the heat in the device box 1, which reduces the heat inside the device box 1 without affecting the preheating temperature of the battery cell;

[0026] Step 3: finally, the electric guide rail 9 is started to transport the battery cell outward for taking out.

[0027] In summary, in the embodiment, the battery cell preheating device for lithium battery processing can make the battery cell fully contact the heat in the device box 1 by the preheating mechanism 3, and the battery cell is placed in two racks 7, and then two heaters 5 are started to heat up, since the top and bottom of the rack 7 are provided with a plurality of grooves 8, so that the two sides of the battery cell are heated evenly and preheated, thereby improving the efficiency and quality of the battery cell preheating.

[0028] The above is only a further embodiment of the present application, but the protection scope of the present application is not limited thereto, any skilled person in the art can make equivalent replacement or change according to the technical scheme and concept of the present application within the scope disclosed by the present application, which belongs to the protection scope of the present application.

Claims

1. A cell preheating device for lithium battery processing, comprising a device box (1), two door plates (2) are movably installed on the front face of the device box (1), characterized in that, The inside of the device box (1) is provided with a preheating mechanism (3), the preheating mechanism (3) includes a fixed plate (4) which is symmetrically fixedly installed on the inner wall top and bottom of the device box (1), a heater (5) is fixedly installed on the fixed plate (4), a supporting plate (6) is arranged on the device box (1), two placing racks (7) are arranged on the supporting plate (6), and a plurality of air slots (8) are formed in the top and bottom of the placing rack (7).

2. The cell preheating device for lithium battery processing according to claim 1, characterized in that, Two electric guide rails (9) are symmetrically fixedly installed on the device box (1), and the two electric guide rails (9) are fixedly connected with the two sides of the supporting plate (6).

3. The cell preheating device for lithium battery processing according to claim 1, characterized in that, Two sliding grooves (10) are formed on the front surface of the supporting plate (6), a sliding block (11) is fixedly installed on the placing rack (7) and is in sliding connection with the sliding groove (10), a supporting frame (12) is fixedly installed on the bottom of the supporting plate (6), a bidirectional screw rod (13) is movably installed on the supporting frame (12), a moving block (14) is arranged on the bidirectional screw rod (13) through thread connection, and the top of the moving block (14) is fixedly connected with the placing rack (7).

4. The cell preheating device for lithium battery processing according to claim 3, characterized in that, A sleeve ring (15) is fixedly sleeved at the center of the bidirectional screw rod (13), and a plurality of push rods are uniformly fixedly installed on the surface of the sleeve ring (15).

5. The cell preheating device for lithium battery processing according to claim 1, characterized in that, A fan (16) is fixedly installed on the top of the device box (1), air tubes (17) are fixedly installed on the two sides of the fan (16), and a suction nozzle (18) is fixedly installed on one end of the air tube (17) extending into the device box (1).

6. The cell preheating device for lithium battery processing according to claim 1, characterized in that, A temperature detector (19) is fixedly installed on one side of the device box (1), and the detection end of the temperature detector (19) extends into the device box (1).

7. The cell preheating device for lithium battery processing according to claim 1, characterized in that, An observation window (20) is fixedly installed on the door plate (2).

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