CN219371305U - Disc type liquid injection device for cylindrical battery - Google Patents
Disc type liquid injection device for cylindrical battery Download PDFInfo
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- CN219371305U CN219371305U CN202223572336.4U CN202223572336U CN219371305U CN 219371305 U CN219371305 U CN 219371305U CN 202223572336 U CN202223572336 U CN 202223572336U CN 219371305 U CN219371305 U CN 219371305U
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- liquid injection
- battery
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- locking
- disc
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
A disc type liquid injection device for cylindrical batteries comprises a rotary disc, a plurality of battery tools and a plurality of liquid injection mechanisms, wherein the battery tools are circumferentially arranged on the rotary disc, and each liquid injection mechanism corresponds to one battery tool; the battery tool comprises a roll-over stand and a battery limiting table fixed on the roll-over stand, wherein the roll-over stand can enable a battery limited on the battery limiting table to be turned from an upright state to a horizontal state, the roll-over stand is provided with turning power by a turning power mechanism, a locking disc is fixedly connected to the roll-over stand, and a locking opening is formed in the outer circumferential surface of the locking disc; the liquid injection mechanism comprises a liquid injection frame and a liquid injection head horizontally arranged on the liquid injection frame, the liquid injection frame is radially movably arranged on the rotary table, the rotary table is provided with a spring supporting part, an elastic piece is arranged between the spring supporting part and the liquid injection frame, and the liquid injection frame is provided with a locking part which is supported on the outer circumferential surface of the locking plate; when the battery is turned from the vertical state to the horizontal state, the liquid injection head can be matched with the liquid injection hole of the battery, and the locking part is matched and locked with the locking opening. The utility model has higher liquid injection efficiency.
Description
Technical Field
The utility model relates to a disc type liquid injection device for a cylindrical battery, and belongs to liquid injection equipment for the cylindrical battery.
Background
In the field of manufacturing cylindrical batteries, liquid injection is one of the most important processes in the production process of cylindrical batteries. In an automatic liquid injection system, a disc type liquid injection device is often adopted, the disc type liquid injection device is provided with a plurality of battery stations arranged on a rotary disc and a liquid injection mechanism for injecting liquid, the rotary disc rotates the battery stations to the liquid injection mechanism, and then the liquid injection mechanism is used for injecting liquid.
Cylindrical cells are typically longer than they are diametrically.
In the existing disc type electrolyte injection device, a battery is vertically placed on a battery station, the battery is kept in a vertical state when being rotated to an electrolyte injection mechanism, electrolyte is vertically injected into the battery by the electrolyte injection mechanism, and the electrolyte slowly infiltrates into a battery cell. The applicant finds that the vertical liquid injection efficiency is lower, taking 4680 lithium batteries as an example, the liquid injection time is often 5-6 minutes, and the applicant finds that the reason for low-efficiency liquid injection is as follows: when the electrolyte infiltrates the battery cell, the lower part of the battery cell is infiltrated before the upper part, so that the infiltration rate is determined by the infiltration area of the lower part of the battery cell, which is in contact with the electrolyte, under the unit height of the battery, for example, the battery radius value is taken as the unit height, so that the liquid injection efficiency is determined.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a disc type liquid injection device for a cylindrical battery, which has higher liquid injection efficiency and is suitable for a cylindrical battery with the length being larger than the diameter.
A disc type liquid injection device for cylindrical batteries comprises a rotary disc, a plurality of battery tools and a plurality of liquid injection mechanisms, wherein the battery tools are circumferentially arranged on the rotary disc, and each liquid injection mechanism corresponds to one battery tool;
the battery tool comprises a roll-over stand and a battery limiting table fixed on the roll-over stand, wherein the roll-over stand can enable a battery limited on the battery limiting table to be turned from an upright state to a horizontal state, the roll-over stand is provided with turning power by a turning power mechanism, a locking disc is fixedly connected to the roll-over stand, and a locking opening is formed in the outer circumferential surface of the locking disc;
the liquid injection mechanism comprises a liquid injection frame and a liquid injection head horizontally arranged on the liquid injection frame, the liquid injection frame is radially and movably arranged on the rotary table, the rotary table is provided with a spring supporting part, an elastic piece is arranged between the spring supporting part and the liquid injection frame, and the liquid injection frame is provided with a locking part which is supported on the outer circumferential surface of the locking plate; when the battery is turned from the vertical state to the horizontal state, the liquid injection head can be matched with the liquid injection hole of the battery, and the locking part is matched and locked with the locking opening.
Preferably, the bottom of the roll-over stand is connected with a track climbing part; the overturning power mechanism comprises an arc-shaped lifting track for providing a climbing path for the track climbing part.
Preferably, the lock further comprises an unlocking mechanism capable of breaking the locking relation between the lock part and the locking notch.
Preferably, the unlocking mechanism comprises an unlocking cam and an unlocking rod which is fixedly connected with the liquid injection frame and acts with the unlocking cam; the unlocking lever is arranged along the radial direction of the turntable, and the unlocking cam can enable the unlocking lever to move to the radial inner side when rotating.
Preferably, the unlocking rod is located below the battery tool.
Preferably, the unlocking mechanism comprises a vertical pressing mechanism capable of pressing down the radially outer side part of the roll-over stand.
Preferably, the liquid injection frame is connected with the turntable through a sliding rail structure, and the sliding rail structure comprises a sliding block and a sliding rail matched with the sliding block.
Preferably, the liquid injection mechanism further comprises a liquid injection pipe, and a chute for installing the liquid injection pipe is radially formed in the spring supporting part.
In summary, the utility model has the following beneficial effects:
1: according to the disk type liquid injection device, the battery is turned from the vertical state to the horizontal state, and liquid is injected by the liquid injection head which is horizontally arranged, so that the battery can be filled with liquid: the infiltration area of the battery cell with the unit height is larger and the infiltration efficiency is higher, so that the liquid injection efficiency is improved.
2: according to the utility model, the arc-shaped lifting rail is adopted, so that the battery is turned into a horizontal state from an upright state, no additional power is required, and the energy consumption of the liquid injection device is lower.
3: according to the utility model, through overturning the overturning frame, the two processes of locking the battery and inserting the liquid injection head into the liquid injection hole on the battery are directly realized, so that the liquid injection efficiency is improved.
Drawings
FIG. 1 is a schematic view of a disc-type priming device;
FIG. 2 is a cross-sectional view of a disc-type priming device;
FIG. 3 is an enlarged view of FIG. 2 at A;
fig. 4 is a diagram showing the positional relationship between the battery tool and the liquid injection mechanism when the roll-over stand is in an upright state;
fig. 5 is a schematic diagram of the structure of the turntable.
Detailed Description
The utility model will be further illustrated by the following examples in conjunction with the accompanying drawings.
Examples: as shown in fig. 1-5, a disc-type liquid injection device for cylindrical batteries comprises a turntable 1, wherein the turntable 1 rotates by taking a vertical line as a rotation center shaft, the turntable 1 is directly or indirectly driven by a control motor, a plurality of battery tools 2 and a plurality of liquid injection mechanisms 3 are circumferentially arranged on the turntable 1, each liquid injection mechanism 3 corresponds to one battery tool 2, and liquid injection is carried out for batteries on the corresponding battery tool 2.
It is additionally mentioned here that the priming device needs to load the battery onto the battery fixture 2 at the loading station, take the battery off the battery fixture 2 at the unloading station, and the unloading station and the loading station are not located in the position area of the priming device itself, and are both located radially outside the turntable 1 and are arranged on the circumference taking the central axis of the turntable 1 as the central axis in tandem. When the turntable 1 rotates for a certain angle, one of the battery tools 2 is sent to a feeding station, and the battery can be vertically loaded into the battery tool 2 at the feeding station through a mechanical arm.
The battery tooling 2 comprises a turnover frame 21 and a battery limiting table 22 fixed on the turnover frame 21, wherein the turnover frame 21 is provided with two turnover arms 211, the two turnover arms 211 are installed on two hinging seats 11 positioned on the turntable 1 through two turnover shafts 212, the turnover frame 21 of each battery tooling 2 is installed on the two hinging seats 11, a limiting opening is formed in the battery limiting table 22 and is matched with a battery shell, the limiting opening of the battery tooling 2 positioned between a blanking station and a loading station is required to be pointed out, the limiting opening of the battery limiting table 22 is in an upright state, when one battery tooling 2 rotates to the loading station, a battery is vertically loaded into the limiting opening, then the battery limited on the battery limiting table 22 can be turned to a horizontal state from the upright state through the turnover of the turnover frame 21, the turnover frame 21 is provided with turnover power by a turnover power mechanism 4, a lock disc 23 is fixedly connected to the turnover frame 21, the lock disc 23 and the lock disc 23 are coaxial with the battery housing, the number of the lock disc 23 is in the same, and when the two lock discs 23 are turned to the horizontal state from the upright state to the outer circumferential surface of the lock disc 24.
The liquid injection mechanism 3 comprises a liquid injection frame 31 and a liquid injection head 32 horizontally arranged on the liquid injection frame 31, the liquid injection frame 31 is arranged on the rotary table 1 in a radial movable mode, in order to achieve radial movement, the liquid injection frame 31 is connected with the rotary table 1 through a sliding rail structure 35, the sliding rail structure 35 comprises a sliding block 351 and a sliding rail 352 matched with the sliding block 351, the sliding block 351 is fixed on the rotary table 1, the sliding rail 352 is fixedly connected with the liquid injection frame 31, the rotary table 1 is provided with a spring abutting part 12, an elastic piece 33 is arranged between the spring abutting part 12 and the liquid injection frame 31, the elastic piece 33 adopts a common spring, the spring is in a compressed state, the spring abutting part 12 is of an annular structure, springs in the plurality of liquid injection mechanisms 3 which are arranged in an annular mode are abutted, the liquid injection frame 31 is provided with two locking arms, and the end part 34 of each locking arm is abutted against the outer circumferential surface of the locking disc 23 under the action of the elastic piece 33. When the battery is turned from the vertical state to the horizontal state after the turning frame 21 is turned over, the elastic force of the elastic piece 33 enables the liquid injection frame 31 to move radially, on one hand, the lock part 34 is inserted into the horizontally-oriented locking opening 24, namely, is matched and locked with the locking opening 24, and on the other hand, the liquid injection head 32 is inserted into the liquid injection hole reserved on the axial end part of the battery, namely, is matched with the liquid injection hole of the battery, and the turning action directly realizes the two processes of locking the battery and inserting the liquid injection head 32 into the liquid injection hole on the battery, so that the liquid injection efficiency is improved.
This cylindrical battery disc type priming device through with the battery from erect the state upset to the horizontality to annotate the liquid by the notes liquid head 32 that the level set up, can make: the infiltration area of the battery cell with the unit height is larger and the infiltration efficiency is higher, so that the liquid injection efficiency is improved.
After the liquid injection is completed, the battery tool 2 with the injected liquid is rotated away from the feeding station through the rotary table 1, and at the same time, a new battery tool 2 in a vacancy state is rotated to the feeding station to perform the next liquid injection.
The battery after filling is required to be taken out from the battery fixture 2, and is generally taken out by a manipulator at a blanking station, and the premise of taking out is to break the locking relation between the locking part 34 and the locking opening 24, therefore, an unlocking mechanism 5 is arranged at the blanking station, the locking relation between the locking part 34 and the locking opening 24 is broken through the unlocking mechanism 5, the battery fixture 2 filled with the battery is automatically turned to an upright state under the action of gravity, the battery is in the upright state, and the battery in the upright state is convenient to take out.
According to the embodiment, the overturning power mechanism 4 adopts an arc-shaped lifting rail, the arc-shaped lifting rail is supported by a supporting frame, the bottom of the overturning frame 21 is connected with a rail climbing part 25, the rail climbing part 25 preferably adopts rollers, friction in the climbing process is reduced, when the overturning frame 21 rotates along with the turntable 1, the rail climbing part 25 enters the arc-shaped lifting rail and moves in the arc-shaped lifting rail, a battery on the battery tool 2 is finally overturned from an upright state to a horizontal state, and the arc-shaped lifting rail provides a climbing path for the rail climbing part 25. The overturning power mechanism 4 does not need to provide power additionally, so that the energy consumption of the liquid injection device is lower.
As for the unlocking mechanism 5, a vertical pressing mechanism may be employed that presses down the radially outer portion of the roll-over stand 21 so that the battery is changed from a horizontal state to an upright state. The vertical pressing mechanism may be, but not limited to, an air cylinder, and is not illustrated in the drawings. In this embodiment, the unlocking mechanism 5 includes an unlocking cam 51, and an unlocking lever 52 fixedly connected to the injection frame 31, where the unlocking cam 51 is disposed on a radial outer side of the turntable 1, and rotates with a vertical line as a rotation center axis, the unlocking cam 51 is externally connected with a motor, the unlocking cam 51 is driven by the motor to rotate, the motor is not shown in the drawing, the unlocking lever 52 is disposed along a radial direction of the turntable 1, after the battery after the injected battery rotates to the blanking station along with the battery tool 2, the unlocking lever 52 acts on the unlocking cam 51, specifically, an end of the unlocking lever 52 presses on an arc surface of the unlocking cam 51, at this time, the unlocking cam 51 rotates, when the unlocking cam 51 rotates, the unlocking lever 52 can move radially inwards, so that the injection frame 31 moves radially inwards, in this way, the injection head 32 exits from the injection hole on the battery, and simultaneously, the lock portion 34 exits from the locking hole 24, and the battery tool 2 with the battery automatically turns to an upright state under the action of gravity, so that the battery is also in an upright state.
The unlocking rod 52 is located below the battery tool 2, and does not affect the loading of the material in the loading station. An arc-shaped lifting track is positioned above the unlocking lever 52, and the arc-shaped lifting track does not affect the unlocking lever 52 to rotate together with the turntable 1.
The liquid injection head 32 of the liquid injection mechanism 3 is provided with the liquid injection pipe 36, the liquid injection pipe 36 can move along with the liquid injection frame 31 in the radial direction, the spring supporting part 12 is provided with the sliding groove 13 for installing the liquid injection pipe 36 in the radial direction, the liquid injection pipe 36 is externally connected with a pipeline, liquid is fed into the liquid injection head 32 from the liquid injection pipe 36, and the liquid injection pipe 36 is sleeved with the elastic piece 33 of the spring.
The above examples are only illustrative of the preferred embodiments of the present utility model and do not limit the spirit and scope of the present utility model. Various modifications and improvements of the technical scheme of the present utility model will fall within the protection scope of the present utility model without departing from the design concept of the present utility model, and the technical content of the present utility model is fully described in the claims.
Claims (8)
1. The cylindrical battery disc type liquid injection device is characterized by comprising a rotary disc (1), a plurality of battery tools (2) and a plurality of liquid injection mechanisms (3) which are circumferentially arranged on the rotary disc (1), wherein each liquid injection mechanism (3) corresponds to one battery tool (2);
the battery tool (2) comprises a roll-over stand (21) and a battery limiting table (22) fixed on the roll-over stand (21), wherein the roll-over stand (21) can enable batteries limited on the battery limiting table (22) to roll over from an upright state to a horizontal state, the roll-over stand (21) is provided with roll-over power by a roll-over power mechanism (4), a lock disc (23) is fixedly connected to the roll-over stand (21), and a locking opening (24) is formed in the outer circumferential surface of the lock disc (23);
the liquid injection mechanism (3) comprises a liquid injection frame (31) and a liquid injection head (32) horizontally arranged on the liquid injection frame (31), wherein the liquid injection frame (31) is radially movably arranged on the rotary table (1), the rotary table (1) is provided with a spring supporting part (12), an elastic piece (33) is arranged between the spring supporting part (12) and the liquid injection frame (31), and the liquid injection frame (31) is provided with a locking part (34) supporting on the outer circumferential surface of the locking disc (23);
when the battery is turned from the vertical state to the horizontal state, the liquid filling head (32) can be matched with the liquid filling hole of the battery, and the locking part (34) is matched and locked with the locking opening (24).
2. A cylindrical battery disc type priming device as claimed in claim 1, wherein the bottom of the roll-over stand (21) is connected with a track climbing part (25); the turnover power mechanism (4) comprises an arc-shaped lifting track for providing a climbing path for the track climbing part (25).
3. A cylindrical battery disc type priming device according to claim 1 or 2, further comprising an unlocking mechanism (5) capable of breaking the locking relationship between the locking portion (34) and the locking notch (24).
4. A cylindrical battery disc type priming device as claimed in claim 3, wherein the unlocking mechanism (5) comprises an unlocking cam (51) and an unlocking lever (52) fixedly connected with the priming rack (31) and acting with the unlocking cam (51); the unlocking lever (52) is arranged along the radial direction of the turntable (1), and the unlocking cam (51) can move the unlocking lever (52) to the radial inner side when rotating.
5. The cylindrical battery disc type priming device as claimed in claim 4, wherein the unlocking lever (52) is located below the battery fixture (2).
6. A cylindrical battery disc type liquid injection device according to claim 3, wherein the unlocking mechanism (5) comprises a vertical pressing mechanism which can press down a radially outer portion of the roll-over stand (21).
7. The cylindrical battery disc type liquid injection device according to claim 1, wherein the liquid injection frame (31) is connected with the rotary disc (1) through a sliding rail structure (35), and the sliding rail structure (35) comprises a sliding block (351) and a sliding rail (352) matched with the sliding block (351).
8. The disc-type liquid injection device for the cylindrical battery according to claim 1, wherein the liquid injection mechanism (3) further comprises a liquid injection pipe (36), and a sliding groove (13) for installing the liquid injection pipe (36) is radially formed in the spring abutting part (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223572336.4U CN219371305U (en) | 2022-12-31 | 2022-12-31 | Disc type liquid injection device for cylindrical battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223572336.4U CN219371305U (en) | 2022-12-31 | 2022-12-31 | Disc type liquid injection device for cylindrical battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219371305U true CN219371305U (en) | 2023-07-18 |
Family
ID=87140487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223572336.4U Active CN219371305U (en) | 2022-12-31 | 2022-12-31 | Disc type liquid injection device for cylindrical battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219371305U (en) |
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2022
- 2022-12-31 CN CN202223572336.4U patent/CN219371305U/en active Active
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