Separable solid-state battery packaging device

Abstract

The utility model discloses a separable solid-state battery packaging device which comprises two discs, two pressing rods, a sealing sleeve and a locking mechanism, and the two pressing rods are detachably fixed to the two discs respectively; a solid electrolyte and a solid electrode are arranged in the sealing sleeve, and the two ends of the sealing sleeve are arranged on the two pressing rods in a sleeving mode respectively; the locking mechanism is connected with the two discs and used for enabling the two discs to be close to each other. The solid-state battery packaging device has the advantages that the solid-state electrolyte and the solid-state electrode are arranged in the sealing sleeve, the solid-state electrolyte and the solid-state electrode in the sealing sleeve are pressed and sealed through the two pressing rods, the two discs are pressed through the locking mechanism to achieve fixation of the battery, and therefore solid-state battery packaging can be rapidly completed, and the solid-state battery packaging device is simple in structure and convenient to operate. Compared with an existing solid-state battery packaging device, the cost is greatly reduced, the battery packaging convenience is greatly improved, and the solid-state battery can be rapidly packaged.

Description

Technical Field

[0001] The utility model relates to the technical field of solid-state battery packaging, and in particular to a detachable solid-state battery packaging device. Background Art

[0002] The solid-state battery packaging device is an important tool in the solid-state battery manufacturing process, which is used to encapsulate solid electrolytes and electrode materials in a specific structure to form a complete solid-state battery.

[0003] Solid electrolyte is the core component of solid-state battery. It only conducts ions but not electrons. It is non-flammable and highly safe. At the same time, solid electrolyte also has a certain mechanical strength, which can effectively solve the problems of organic electrolyte. Common solid electrolyte materials include oxides, sulfides and multiphase interface materials. The selection and ratio of these materials will directly affect the electrochemical performance and stability of solid-state batteries.

[0004] In the research of solid-state batteries, in order to study the performance of solid-state electrolytes and solid-state electrodes, it is necessary to package the solid-state electrolytes and solid-state electrodes into solid-state batteries. This process requires special equipment for solid-state battery packaging. On the one hand, the existing solid-state battery packaging devices are complex in structure and high in cost. On the other hand, they are not very convenient to use and are difficult to quickly assemble into solid-state batteries. Utility Model Content

[0005] The purpose of the utility model is to overcome the above-mentioned technical deficiencies and propose a detachable solid-state battery packaging device to solve the technical problems that the existing solid-state battery packaging devices are complex in structure, high in cost, inconvenient to use, and difficult to quickly assemble to form solid-state batteries.

[0006] In order to achieve the above technical purpose, the utility model adopts the following technical solutions:

[0007] The utility model provides a detachable solid-state battery packaging device, comprising:

[0008] Two discs;

[0009] Two pressure rods, the two pressure rods are detachably fixed to the two discs respectively;

[0010] A sealing sleeve, wherein the sealing sleeve is used to contain a solid electrolyte and a solid electrode, and the two ends of the sealing sleeve are respectively sleeved on the two pressure rods; and

[0011] A locking mechanism is connected to both of the two discs and is used to bring the two discs closer to each other.

[0012] In some embodiments, a socket is opened in the center of the two disks, a step is formed on the inner wall of the socket, a first screw hole is opened at one end of the pressure rod, one end of the pressure rod is inserted into the socket and abuts against the step, and the detachable solid-state battery packaging device also includes two screws, which pass through the socket from the reverse side of the pressure rod and are threadedly connected to the first screw hole.

[0013] In some embodiments, a receiving hole is formed at the opening of the insertion hole, and the screw head of the screw is built into the receiving hole.

[0014] In some embodiments, a sealing groove is provided on the outer wall of the pressure rod, and the detachable solid-state battery packaging device also includes two sealing rings, which are respectively clamped on the sealing grooves of the two pressure rods, and both of the sealing rings are interference fit with the inner wall of the sealing sleeve.

[0015] In some embodiments, the two disks are further provided with a plurality of through holes and a plurality of second screw holes;

[0016] The locking mechanism comprises a plurality of locking screws, each of which passes through a through hole of one of the discs and is threadedly connected with a second screw hole of another of the discs.

[0017] In some embodiments, the locking mechanism further includes a plurality of first gaskets, wherein the first gaskets include an insertion portion and a gasket portion, wherein the insertion portion is inserted into the corresponding through hole, and the gasket portion is located between the screw head of the locking screw and the disc.

[0018] In some embodiments, the locking mechanism further includes a plurality of second washers, wherein the second washers are sleeved on the locking screw, and the second washers are located between the screw head of the locking screw and the washers.

[0019] In some embodiments, the number of through holes and second screw holes on the disk is three, the number of locking screws is three, and each locking screw passes through the corresponding through hole of one disk and is threadedly connected with the corresponding second screw hole of another disk.

[0020] In some embodiments, the outer side walls of the two disks are provided with holes for inserting electrodes.

[0021] In some embodiments, the electrode is threadably connected to the socket.

[0022] Compared with the prior art, the beneficial effects of the detachable solid-state battery packaging device provided by the utility model are: by loading a solid electrolyte and a solid electrode into a sealing sleeve, the solid electrolyte and the solid electrode in the sealing sleeve are compressed and sealed by two pressure rods, and the battery is fixed by compressing the two discs through a locking mechanism, so that the solid-state battery packaging can be completed quickly. The device has a simple structure, and the cost is greatly reduced compared with the existing solid-state battery packaging device, the convenience of battery packaging is greatly improved, and the solid-state battery can be packaged quickly. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a structural schematic diagram of a detachable solid-state battery packaging device provided by an embodiment of the utility model;

[0024] Figure 2 yes Figure 1 A partial enlarged view of the middle area A;

[0025] Figure 3 yes Figure 1 A schematic diagram of the three-dimensional structure of a disk in the figure;

[0026] Figure 4 yes Figure 3 Schematic diagram of the three-dimensional structure of the disk in another perspective;

[0027] Figure 5 yes Figure 1 A schematic diagram of the three-dimensional structure of a compression rod;

[0028] Figure 6 yes Figure 1 A schematic diagram of a three-dimensional structure of a first gasket;

[0029] Explanation of the accompanying drawings: 1-disc, 11-jack, 111-step, 112-accommodating hole, 12-through hole, 13-second screw hole, 14-electrode hole, 2-pressure rod, 21-first screw hole, 22-screw, 23-sealing groove, 24-sealing ring, 3-sealing sleeve, 4-locking mechanism, 41-locking screw, 42-first gasket, 421-insertion part, 422-gasket part, 43-second gasket. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0031] See also Figure 1 , Figure 1Schematic diagram of the structure of a detachable solid-state battery packaging device in an embodiment of the utility model. The detachable solid-state battery packaging device includes two discs 1, two pressure rods 2, a sealing sleeve 3 and a locking mechanism 4.

[0032] The two pressure rods 2 are detachably fixed to the two disks 1 respectively;

[0033] The sealing sleeve 3 is used to contain the solid electrolyte and the solid electrode, and the two ends of the sealing sleeve 3 are respectively sleeved on the two pressure rods 2;

[0034] The locking mechanism 4 is connected to both of the two disks 1 and is used to bring the two disks 1 closer to each other.

[0035] In this embodiment, the two disks 1 and the two pressure rods 2 are made of conductive metal materials, and the sealing sleeve 3 is made of insulating material. In this embodiment, the sealing sleeve 3 is made of materials such as aluminum oxide and zirconium oxide.

[0036] During installation, two pressure rods 2 are fixed to two discs 1 respectively, solid electrolyte is first loaded into the sealing sleeve 3, and then two pressure rods 2 are respectively inserted into the two ends of the sealing sleeve 3, so that the two pressure rods 2 respectively press the solid electrolyte in the sealing sleeve 3 from both ends, so that the solid electrolyte is initially formed into a cylindrical shape, and then the two pressure rods 2 are pulled out, and two solid electrodes are respectively loaded into the two ends of the sealing sleeve 3, and then two pressure rods 2 are respectively inserted into the two ends of the sealing sleeve 3, and then the two discs 1 are pressed and locked by the locking mechanism 4, so as to complete the assembly of the battery. When in use, the two discs 1 are respectively connected to the circuit as the positive and negative electrodes of the battery. The technical solution provided by the utility model is to load the solid electrolyte and the solid electrode into the sealing sleeve 3, press and seal the solid electrolyte and the solid electrode in the sealing sleeve 3 by two pressure rods 2, and press the two discs 1 by the locking mechanism 4 to fix the battery, so that the solid-state battery can be quickly packaged. The device has a simple structure, and the cost is greatly reduced compared with the existing solid-state battery packaging device, and the convenience of battery packaging is greatly improved, and the solid-state battery can be quickly packaged.

[0037] In one embodiment, see Figure 1-Figure 3, a plug hole 11 is provided at the center of the two disks 1, a step 111 is formed on the inner wall of the plug hole 11, a first screw hole 21 is provided at one end of the pressure rod 2, one end of the pressure rod 2 is inserted into the plug hole 11 and abuts against the step 111, and the detachable solid-state battery packaging device also includes two screws 22, the screws 22 pass through the plug hole 11 from the reverse side of the pressure rod 2 and are threadedly connected to the first screw hole 21. When installing the pressure rod 2, one end of the pressure rod 2 is inserted into the plug hole 11 and abuts against the step 111, and then the screws 22 pass through the plug hole 11 from the reverse side of the pressure rod 2 and are threadedly connected to the first screw hole 21, thereby realizing the detachable connection between the pressure rod 2 and the disk 1.

[0038] In one embodiment, see Figure 1-Figure 4 A receiving hole 112 is formed at the opening of the insertion hole 11 , and the screw head of the screw 22 is built into the receiving hole 112 .

[0039] In one embodiment, see Figure 2 and Figure 5 A sealing groove 23 is provided on the outer side wall of the pressure rod 2, and the detachable solid-state battery packaging device also includes two sealing rings 24, which are respectively clamped on the sealing grooves 23 of the two pressure rods 2, and the two sealing rings 24 are interference fit with the inner wall of the sealing sleeve 3. By providing the sealing ring 24, the sealing performance of both ends of the sealing sleeve 3 can be improved, thereby improving the packaging effect of the solid-state battery.

[0040] In one embodiment, see Figure 1-Figure 4 , the two discs 1 are also provided with a plurality of through holes 12 and a plurality of second screw holes 13; the locking mechanism 4 includes a plurality of locking screws 41, each locking screw 41 passes through the through hole 12 of one disc 1 and is threadedly connected with the second screw hole 13 of the other disc 1, thereby achieving locking of the two discs 1.

[0041] In one embodiment, see Figure 1 , Figure 3 and Figure 6 The locking mechanism 4 further includes a plurality of first gaskets 42, the first gaskets 42 including an insertion portion 421 and a gasket portion 422, the insertion portion 421 is inserted into the corresponding through hole 12, and the gasket portion 422 is located between the screw head of the locking screw 41 and the disc 1. In this embodiment, the first gasket 42 is made of an insulating material (such as insulating plastic) as a whole, so as to prevent the locking screw 41 from electrically connecting the two discs 1 and causing a short circuit in the solid-state battery.

[0042] In one embodiment, see Figure 1 and Figure 3 The locking mechanism 4 further includes a plurality of second gaskets 43 , which are sleeved on the locking screw 41 , and are located between the screw head of the locking screw 41 and the gasket portion 422 .

[0043] In one embodiment, see Figure 1-Figure 4 The number of the through holes 12 and the second screw holes 13 opened on the disk 1 is three, the number of the locking screws 41 is three, and each locking screw 41 passes through the corresponding through hole 12 of one of the disks 1 and is threadedly connected with the corresponding second screw hole 13 of another of the disks 1.

[0044] In one embodiment, see Figure 3 The outer side walls of the two disks 1 are provided with electrode holes 14 for inserting electrodes. In this embodiment, the electrodes are threadedly connected to the electrode holes 14, so as to facilitate access to the circuit.

[0045] In order to better understand the present invention, the following Figures 1 to 6 The technical scheme of the utility model is described in detail: during installation, the two pressure rods 2 are respectively fixed to the two discs 1, the solid electrolyte is first loaded into the sealing sleeve 3, and then the two pressure rods 2 are respectively inserted into the two ends of the sealing sleeve 3, so that the two pressure rods 2 respectively press the solid electrolyte in the sealing sleeve 3 from both ends, so that the solid electrolyte is initially formed into a cylindrical shape, and then the two pressure rods 2 are pulled out, and the two solid electrodes are respectively loaded into the two ends of the sealing sleeve 3, and then the two pressure rods 2 are respectively inserted into the two ends of the sealing sleeve 3, and then the two discs 1 are locked by the locking screw 41 and the locking screw 41 is tightened, thereby completing the assembly of the battery. When in use, the two discs 1 are respectively connected to the circuit as the positive and negative electrodes of the battery. The technical solution provided by the utility model is to load a solid electrolyte and a solid electrode into a sealing sleeve 3, compress and seal the solid electrolyte and the solid electrode in the sealing sleeve 3 by two pressure rods 2, and fix the battery by compressing the two discs 1 by a locking mechanism 4, so that the solid-state battery can be packaged quickly. The device has a simple structure, and the cost is greatly reduced compared with the existing solid-state battery packaging device, the convenience of battery packaging is greatly improved, and the solid-state battery can be packaged quickly.

[0046] The specific implementation methods of the utility model described above do not constitute a limitation on the protection scope of the utility model. Any other corresponding changes and modifications made according to the technical concept of the utility model should be included in the protection scope of the claims of the utility model.

Claims

1. A detachable solid-state battery packaging device, characterized in that: include: Two discs; Two pressure rods, the two pressure rods are detachably fixed to the two discs respectively; A sealing sleeve, wherein the sealing sleeve is used to contain a solid electrolyte and a solid electrode, and the two ends of the sealing sleeve are respectively sleeved on the two pressure rods; and A locking mechanism is connected to both of the two discs and is used to bring the two discs closer to each other.

2. The detachable solid-state battery packaging device according to claim 1, characterized in that: A socket is provided at the center of the two disks, a step is formed on the inner wall of the socket, a first screw hole is provided at one end of the pressure rod, one end of the pressure rod is inserted into the socket and abuts against the step, and the detachable solid-state battery packaging device also includes two screws, which pass through the socket from the reverse side of the pressure rod and are threadedly connected to the first screw hole.

3. The detachable solid-state battery packaging device according to claim 2, characterized in that: An accommodating hole is formed at the opening of the insertion hole, and the screw head of the screw is built into the accommodating hole.

4. The detachable solid-state battery packaging device according to claim 2, characterized in that: A sealing groove is provided on the outer wall of the pressure rod, and the detachable solid-state battery packaging device also includes two sealing rings, which are respectively clamped on the sealing grooves of the two pressure rods, and both of the two sealing rings are interference fit with the inner wall of the sealing sleeve.

5. The detachable solid-state battery packaging device according to claim 1, characterized in that: The two discs are also provided with a plurality of through holes and a plurality of second screw holes; The locking mechanism comprises a plurality of locking screws, each of which passes through a through hole of one of the discs and is threadedly connected with a second screw hole of another of the discs.

6. The detachable solid-state battery packaging device according to claim 5, characterized in that: The locking mechanism further comprises a plurality of first gaskets, wherein the first gaskets comprise an inserting portion and a gasket portion, wherein the inserting portion is inserted into the corresponding through hole, and the gasket portion is located between the screw head of the locking screw and the disc.

7. The detachable solid-state battery packaging device according to claim 6, characterized in that: The locking mechanism further comprises a plurality of second washers, wherein the second washers are sleeved on the locking screw, and the second washers are located between the screw head of the locking screw and the washers.

8. The detachable solid-state battery packaging device according to claim 5, characterized in that: The number of through holes and second screw holes on the disk is three, the number of locking screws is three, and each locking screw passes through the corresponding through hole of one disk and is threadedly connected with the corresponding second screw hole of another disk.

9. The detachable solid-state battery packaging device according to claim 1, characterized in that: The outer side walls of the two disks are both provided with insertion holes for electrodes to be inserted.

10. The detachable solid-state battery packaging device according to claim 9, characterized in that: The electrode is threadedly connected to the socket.

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