CN219435952U - Vertical negative pressure formation device for blade battery cell - Google Patents
Vertical negative pressure formation device for blade battery cell Download PDFInfo
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- CN219435952U CN219435952U CN202223072240.1U CN202223072240U CN219435952U CN 219435952 U CN219435952 U CN 219435952U CN 202223072240 U CN202223072240 U CN 202223072240U CN 219435952 U CN219435952 U CN 219435952U
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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
The utility model provides a vertical negative pressure formation device for a blade cell, which belongs to the technical field of cell formation and comprises: a lower press-fit assembly; the upper pressing assembly is arranged on the lower pressing assembly; four upright posts connected with the lower pressing assembly and the upper pressing assembly; the lower pressing assembly comprises: a lower lifting frame; the two tray guide plates are arranged at the top end of the lower lifting frame in parallel; the universal rollers are arranged at the top end of the lower lifting frame side by side and are positioned at the inner side of the tray guide plate; two tray limiting blocks are arranged at the top end of the lower lifting frame; the negative electrode probe module is arranged on the lower lifting frame; a lower temperature probe module arranged on the lower lifting frame; the two lower pressing cylinders are arranged on the lower lifting frame and used for driving the negative electrode probe module and the lower temperature probe module to lift; and the positioning mechanism is arranged on the lower lifting frame. The utility model has the advantages that: the formation cost of the blade battery core is greatly reduced, and the formation safety is greatly improved.
Description
Technical Field
The utility model relates to the technical field of battery cell formation, in particular to a vertical negative pressure formation device for a blade battery cell.
Background
The performance parameter of the power battery is one of important indexes of the new energy automobile, and the blade battery cells (the two-side pole-discharging battery) can skip the 'modules' during grouping through structural innovation, so that the volume utilization rate is greatly improved, and finally, the design goal of loading more battery cells in the same space is achieved. Compared with the traditional battery core, the volume utilization rate of the blade battery core is improved by more than 50%, that is to say, the endurance mileage can be improved by more than 50%, and the same level of the high-energy-density ternary lithium battery is achieved.
In order to enable the anode of the blade cell to form a compact SEI film and enable the chemical property of the blade cell to be stable, the blade cell after electrolyte injection needs to be charged and discharged for the first time, and the process is called formation; as the first power acquisition in the whole product life cycle of the blade battery cell, the quality of the blade battery cell is directly determined by the quality of the formation process.
Aiming at the formation of the blade battery core, a method of forming by transverse placement is conventionally adopted, the liquid injection port is positioned at the positive side of the blade battery core, namely, the liquid injection port is not positioned at the highest horizontal point when the blade battery core is transversely placed, and electrolyte is easy to flow out of the liquid injection port when the blade battery core is formed by transverse placement, so that the liquid injection amount of secondary liquid injection is increased in the intangible way of the flowing out of the electrolyte, the cost of the single battery core is increased, the resource is wasted, the electrolyte is a solution with extremely strong corrosiveness, the flowing out of the electrolyte is easy to splash to the surface of equipment, the corrosion resistance requirement of the equipment is raised, the manufacturing cost of the equipment is increased, and the safety risks such as misoperation of staff are increased in the intangible way of the exposing of the electrolyte.
Therefore, how to provide a vertical negative pressure formation device for a blade cell, so as to reduce formation cost of the blade cell and improve formation safety, is a technical problem to be solved urgently.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a vertical negative pressure formation device for a blade cell, which is used for reducing formation cost of the blade cell and improving formation safety.
The utility model is realized in the following way: a vertical negative pressure formation device for a blade cell, comprising:
a lower press-fit assembly;
the upper pressing assembly is arranged right above the lower pressing assembly;
the two ends of the four upright posts are respectively connected with the lower pressing assembly and the upper pressing assembly;
the lower pressing assembly includes:
a lower lifting frame;
the two tray guide plates are arranged at the top end of the lower lifting frame in parallel;
the universal rollers are arranged at the top end of the lower lifting frame side by side and are positioned at the inner side of the tray guide plate;
the two tray limiting blocks are arranged at the top end of the lower lifting frame and are positioned at the tail ends of the universal rollers;
the at least one negative electrode probe module is arranged on the lower lifting frame;
at least one lower temperature probe module arranged on the lower lifting frame;
the two lower pressing cylinders are arranged on the lower lifting frame and used for driving the negative electrode probe module and the lower temperature probe module to lift;
and the positioning mechanism is arranged on the lower lifting frame.
Further, the lower lift frame includes:
the top end of the first lower frame is connected with the bottom end of the upright post;
a first upper frame arranged right above the first lower frame; the tray guide plate, the universal roller, the tray limiting block, the lower pressing cylinder and the positioning mechanism are all arranged on the first upper frame;
eight first guide shaft supports which are respectively arranged on the first lower frame and the first upper frame;
four first linear bearings;
the four first guide shafts are connected with the first guide shaft supports on the first lower frame and the first upper frame through the first linear bearings;
a lower pressing movable frame sleeved on the first linear bearing; the negative electrode probe module and the lower temperature probe module are arranged on the lower pressing movable frame; and the power output end of the lower pressing cylinder is connected with the lower pressing movable frame.
Further, the positioning mechanism includes:
at least one positioning pin sleeve arranged on the lower lifting frame;
the positioning pin is arranged in the positioning pin sleeve;
and the lifting cylinder is arranged on the lower lifting frame, and the power output end is connected with the positioning pin.
Further, the upper press-fit assembly includes:
an upper lifting frame;
the mould changing mechanism is arranged on the upper lifting frame;
an upper pressing movable frame arranged in the upper lifting frame;
the four second guide shaft supports are arranged on the upper lifting frame;
four second linear bearings;
the four second guide shafts are connected with the second guide shaft support and the upper pressing movable frame through the second linear bearings;
the two upper pressing cylinders are symmetrically arranged on the upper lifting frame, and the power output end is connected with the upper pressing movable frame;
at least one positive electrode probe module arranged on the upper pressing movable frame;
at least one upper temperature probe module arranged on the upper pressing movable frame;
at least one negative pressure suction nozzle module is arranged on the upper pressing movable frame.
Further, the upper lift frame includes:
the bottom end of the second lower frame is connected with the top end of the upright post;
the second upper frame is arranged right above the second lower frame;
eight third guide shaft supports which are respectively arranged on the second lower frame and the second upper frame;
four third linear bearings;
and the four third guide shafts are connected with third guide shaft supports on the second lower frame and the second upper frame through third linear bearings.
Further, the mold changing mechanism includes:
the right-angle steering device is arranged in the middle of the top end of the second upper frame;
the three quincuncial key-type couplings are connected with three output ends of the right-angle steering gear;
the plurality of bearings with seats are arranged at the top end of the second upper frame;
three transmission shafts are connected with each quincuncial key type coupling through the bearings with the seats;
the hand wheel is connected with a transmission shaft perpendicular to the two transmission shafts;
and one end of the lifting transmission sub-mechanism is connected with the transmission shafts which are parallel to each other, and the other end of the lifting transmission sub-mechanism is connected with the second lower frame.
Further, the lifting transmission sub-mechanism comprises:
the screw rod fixing seat is arranged on the side edge of the second upper frame;
the screw rod nut is arranged on the second lower frame;
the screw rod limiting baffle plate is arranged at the bottom end of the screw rod nut;
the upper end of the T-shaped screw rod penetrates through the screw rod fixing seat, and the lower end of the T-shaped screw rod is connected with the screw rod nut;
one end of the bevel gear is meshed with the top end of the T-shaped screw rod, and the other end of the bevel gear is connected with the transmission shaft.
The utility model has the advantages that:
1. through set up pressfitting subassembly and lower pressfitting subassembly respectively on the top and the bottom of stand, go up pressfitting subassembly and go up pressfitting movable frame through last pressfitting cylinder linkage and go up and down pressfitting movable frame through lower pressfitting cylinder linkage and go up and down, and anodal probe module, go up temperature probe module and negative pressure suction nozzle module and locate on the movable frame of last pressfitting, negative pole probe module and lower temperature probe module locate on the movable frame of pressfitting down, adopt vertical mode to become the blade electric core promptly, make the notes liquid mouth of blade electric core lie in horizontally highest point for the electrolyte, avoid the electrolytic liquefaction to become the in-process to spill over, not only reduced the liquid injection amount of secondary notes liquid, still avoid equipment to be corroded by the electrolyte, and reduced staff's mistake and touched security risk, and then very big reduction the formation cost of blade electric core, very big promotion formation security.
2. Through establishing the replacement type mechanism at last pressfitting subassembly, can adjust the interval of second lower frame and second upper frame through the mechanism of changing the type, adjust the height of last pressfitting movable frame promptly, and then match not unidimensional blade battery, very big promotion vertical negative pressure formation device's compatibility.
Drawings
The utility model will be further described with reference to examples of embodiments with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of a vertical negative pressure formation device for a blade cell according to the present utility model.
Fig. 2 is a schematic structural view of the lower pressing assembly of the present utility model.
Fig. 3 is a schematic structural diagram of the upper pressing assembly of the present utility model.
Marking:
100-a vertical negative pressure formation device for blade cells, 1-lower pressing components, 2-upper pressing components, 3-upright columns, 4-blade cells, 5-trays, 11-lower lifting frames, 12-tray guide plates, 13-universal rollers, 14-tray limiting blocks, 15-negative electrode probe modules, 16-lower temperature probe modules, 17-lower pressing cylinders, 18-positioning mechanisms, 111-first lower frames, 112-first upper frames, 113-first guide shaft supports, 114-first linear bearings, 115-first guide shafts, 116-lower pressing movable frames, 181-positioning pin sleeves, 182-positioning pins, 183-lifting cylinders, 21-upper lifting frames and 22-type changing mechanisms, 23-upper pressing movable frame, 24-second guide shaft support, 25-second linear bearing, 26-second guide shaft, 27-upper pressing cylinder, 281-positive electrode probe module, 282-upper temperature probe module, 283-negative pressure suction nozzle module, 211-second lower frame, 212-second upper frame, 213-third guide shaft support, 214-third linear bearing, 215-third guide shaft, 221-right angle steering gear, 222-quincuncial key type coupling, 223-bearing with seat, 224-transmission shaft, 225-hand wheel, 226-lifting transmission sub mechanism, 2261-lead screw fixing seat, 2262-lead screw nut, 2263-lead screw limiting baffle, 2264-T-type lead screw, 2265-bevel gear.
Detailed Description
By providing the vertical negative pressure formation device 100 for the blade battery cell, the embodiment of the utility model solves the technical problems that electrolyte is easy to flow out from the liquid injection port when the blade battery cell is horizontally formed, the liquid injection amount of secondary liquid injection is increased, the corrosion resistance requirement of equipment is raised, the safety risks such as mistaken touch of staff are increased intangibly, the formation cost of the blade battery cell is greatly reduced, and the formation safety is greatly improved.
The technical scheme in the embodiment of the utility model aims to solve the problems, and the overall thought is as follows: the positive electrode probe module 281, the upper temperature probe module 282 and the negative pressure suction nozzle module 283 are arranged on the upper pressing movable frame 23, the negative electrode probe module 15 and the lower temperature probe module 16 are arranged on the lower pressing movable frame 116, the blade cell 4 is formed in a vertical mode, overflow in the electrolytic solution forming process is avoided, so that the forming cost of the blade cell 4 is reduced, and the forming safety is improved.
In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 3, a vertical negative pressure formation device 100 for a blade cell according to a preferred embodiment of the present utility model includes:
a lower pressing assembly 1 for carrying a tray 5 with a blade cell 4 and controlling the negative electrode probe module 15 and the lower temperature probe module 16 to press from the lower end of the blade cell 4;
an upper pressing assembly 2, disposed directly above the lower pressing assembly 1, for controlling the positive electrode probe module 281, the upper temperature probe module 282, and the negative pressure suction nozzle module 283 to press from the upper end of the blade electric core 4;
the two ends of the four upright posts 3 are respectively connected with the lower pressing assembly 1 and the upper pressing assembly 2 and are support pieces of the vertical negative pressure formation device 100;
the lower pressing assembly 1 includes:
a lifting frame 11 for lifting and lowering the negative electrode probe module 15 and the lower temperature probe module 16 in a linkage manner;
two tray guide plates 12, which are arranged at the top end of the lower lifting frame 11 in parallel and used for guiding the tray 5 during feeding;
the universal rollers 13 are arranged at the top end of the lower lifting frame 11 side by side, are positioned at the inner side of the tray guide plate 12 and are used for feeding and discharging the tray 5;
two tray limiting blocks 14, which are arranged at the top end of the lower lifting frame 11 and at the tail end of the universal roller 13, and are used for limiting the tray 5 when being transferred in place;
at least one negative electrode probe module 15, which is arranged on the lower lifting frame 11 and is used for pressing a negative electrode post (not shown) at the lower end of the blade cell 4;
at least one lower temperature probe module 16 disposed on the lower lifting frame 11 for pressing a housing (not shown) at the lower end of the blade cell 4 to measure temperature;
the two lower pressing cylinders 17 are arranged on the lower lifting frame 11 and are used for driving the negative electrode probe module 15 and the lower temperature probe module 16 to lift;
and a positioning mechanism 18, which is arranged on the lower lifting frame 11 and is used for positioning the tray 5.
The lower lift 11 includes:
a first lower frame 111, the top end of which is connected to the bottom end of the upright 3;
a first upper frame 112 disposed directly above the first lower frame 111; the tray guide plate 12, the universal roller 13, the tray limiting block 14, the lower pressing cylinder 17 and the positioning mechanism 18 are all arranged on the first upper frame 112;
eight first guide shaft supports 113 respectively provided on the first lower frame 111 and the first upper frame 112;
four first linear bearings 114;
four first guide shafts 115 connected to the first guide shaft holders 113 on the first lower frame 111 and the first upper frame 112 through the first linear bearings 114;
a lower pressing movable frame 116 sleeved on the first linear bearing 114; the negative electrode probe module 15 and the lower temperature probe module 16 are both arranged on the lower pressing movable frame 116; the power output end of the lower pressing cylinder 17 is connected with the lower pressing movable frame 116.
The positioning mechanism 18 includes:
at least one positioning pin sleeve 181 provided on the lower lift 11;
at least one positioning pin 182 disposed within the positioning pin sleeve 181;
at least one lifting cylinder 183 provided on the lower lifting frame 11, and having a power output end connected to the positioning pin 182; the lifting cylinder 183 is used for driving the positioning pin 182 to lift in the positioning pin sleeve 181, so as to position the tray 5.
The upper pressing assembly 2 includes:
an upper lifting frame 21;
a mold changing mechanism 22, which is arranged on the upper lifting frame 21 and is used for adjusting the limit height of the upper pressing movable frame 23 so as to match with the blade battery cores 4 with different sizes;
an upper press-fit movable frame 23 disposed in the upper lifting frame 21 for moving the positive electrode probe module 281, the upper temperature probe module 282 and the negative pressure suction nozzle module 283 to lift;
four second guide shaft supports 24 provided on the upper lift frame 21;
four second linear bearings 25;
four second guide shafts 26 connected with the second guide shaft support 24 and the upper pressing movable frame 23 through the second linear bearings 25;
the two upper pressing cylinders 27 are symmetrically arranged on the upper lifting frame 21, and the power output end of the two upper pressing cylinders is connected with the upper pressing movable frame 23 and is used for driving the upper pressing movable frame 23 to lift;
at least one positive electrode probe module 281, which is disposed on the upper pressing movable frame 23 and is used for pressing the positive electrode post (not shown) at the upper end of the blade cell 4;
at least one upper temperature probe module 282, which is disposed on the upper pressing movable frame 23, and is used for pressing the housing at the upper end of the blade cell 4 to measure temperature;
at least one negative pressure suction nozzle module 283 is disposed on the upper pressing movable frame 23 for pressing a liquid injection port (not shown) at the upper end of the blade cell 4.
The upper lifter 21 includes:
a second lower frame 211, the bottom end of which is connected with the top end of the upright 3;
a second upper frame 212 disposed directly above the second lower frame 211;
eight third guide shaft supports 213 respectively provided on the second lower frame 211 and the second upper frame 212;
four third linear bearings 214;
four third guide shafts 215 are connected to the third guide shaft holders 213 on the second lower frame 211 and the second upper frame 212 through the third linear bearings 214.
The mold changing mechanism 22 includes:
a right angle diverter 221 disposed at the middle of the top end of the second upper frame 212;
three plum spline couplings 222 connected to three output ends of the right-angle steering gear 221;
a plurality of bearings 223 with seats, which are disposed at the top end of the second upper frame 212;
three transmission shafts 224 connected with each quincuncial key-type coupling 222 through the bearing 223 with a seat;
a hand wheel 225 connected to the drive shafts 224 perpendicular to the two drive shafts 224; rotating the hand wheel 225 can link the three transmission shafts 224 to rotate simultaneously;
and two lifting transmission sub-mechanisms 226, one ends of which are connected with the transmission shafts 224 which are parallel to each other, and the other ends of which are connected with the second lower frame 211, are used for adjusting the distance between the second upper frame 212 and the second lower frame 211.
The lifting transmission sub-mechanism 226 includes:
a screw rod fixing seat 2261 disposed at a side of the second upper frame 212;
a screw nut 2262 provided on the second lower frame 211;
a screw limit stop 2263 disposed at the bottom end of the screw nut 2262;
a T-shaped screw rod 2264, the upper end of which passes through the screw rod fixing seat 2261, and the lower end of which is connected with the screw rod nut 2262;
a bevel gear 2265 having one end engaged with the top end of the T-shaped screw 2264 and the other end connected to the drive shaft 224.
The working principle of the utility model is as follows:
pushing the tray 5 loaded with the blade battery cells 4 into a pressing station through the tray guide plate 12 and the universal roller 13, and abutting against the tray limiting block 14; the lifting cylinder 183 drives the positioning pin 182 to lift from the positioning pin sleeve 181 and further extend into a positioning pin hole (not shown) of the tray 5, so as to precisely position the tray 5; the positive electrode probe module 281, the upper temperature probe module 282 and the negative pressure suction nozzle module 283 are driven to descend by the upper pressing cylinder 27 and are respectively pressed on the positive electrode post, the shell and the liquid injection port at the upper end of the blade cell 4; the lower pressing cylinder 17 drives the negative electrode probe module 15 and the lower temperature probe module 16 to ascend, and the negative electrode probe module and the lower temperature probe module are respectively pressed on a negative electrode post and a shell at the lower end of the blade cell 4, so that the blade cell 4 is formed vertically.
In summary, the utility model has the advantages that:
1. through set up pressfitting subassembly and lower pressfitting subassembly respectively on the top and the bottom of stand, go up pressfitting subassembly and go up pressfitting movable frame through last pressfitting cylinder linkage and go up and down pressfitting movable frame through lower pressfitting cylinder linkage and go up and down, and anodal probe module, go up temperature probe module and negative pressure suction nozzle module and locate on the movable frame of last pressfitting, negative pole probe module and lower temperature probe module locate on the movable frame of pressfitting down, adopt vertical mode to become the blade electric core promptly, make the notes liquid mouth of blade electric core lie in horizontally highest point for the electrolyte, avoid the electrolytic liquefaction to become the in-process to spill over, not only reduced the liquid injection amount of secondary notes liquid, still avoid equipment to be corroded by the electrolyte, and reduced staff's mistake and touched security risk, and then very big reduction the formation cost of blade electric core, very big promotion formation security.
2. Through establishing the replacement type mechanism at last pressfitting subassembly, can adjust the interval of second lower frame and second upper frame through the mechanism of changing the type, adjust the height of last pressfitting movable frame promptly, and then match not unidimensional blade battery, very big promotion vertical negative pressure formation device's compatibility.
While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that the specific embodiments described are illustrative only and not intended to limit the scope of the utility model, and that equivalent modifications and variations of the utility model in light of the spirit of the utility model will be covered by the claims of the present utility model.
Claims (7)
1. A vertical negative pressure formation device for blade electricity core, its characterized in that: comprising the following steps:
a lower press-fit assembly;
the upper pressing assembly is arranged right above the lower pressing assembly;
the two ends of the four upright posts are respectively connected with the lower pressing assembly and the upper pressing assembly;
the lower pressing assembly includes:
a lower lifting frame;
the two tray guide plates are arranged at the top end of the lower lifting frame in parallel;
the universal rollers are arranged at the top end of the lower lifting frame side by side and are positioned at the inner side of the tray guide plate;
the two tray limiting blocks are arranged at the top end of the lower lifting frame and are positioned at the tail ends of the universal rollers;
the at least one negative electrode probe module is arranged on the lower lifting frame;
at least one lower temperature probe module arranged on the lower lifting frame;
the two lower pressing cylinders are arranged on the lower lifting frame and used for driving the negative electrode probe module and the lower temperature probe module to lift;
and the positioning mechanism is arranged on the lower lifting frame.
2. A vertical negative pressure formation device for a blade cell as claimed in claim 1, wherein: the lower lifting frame comprises:
the top end of the first lower frame is connected with the bottom end of the upright post;
a first upper frame arranged right above the first lower frame; the tray guide plate, the universal roller, the tray limiting block, the lower pressing cylinder and the positioning mechanism are all arranged on the first upper frame;
eight first guide shaft supports which are respectively arranged on the first lower frame and the first upper frame;
four first linear bearings;
the four first guide shafts are connected with the first guide shaft supports on the first lower frame and the first upper frame through the first linear bearings;
a lower pressing movable frame sleeved on the first linear bearing; the negative electrode probe module and the lower temperature probe module are arranged on the lower pressing movable frame; and the power output end of the lower pressing cylinder is connected with the lower pressing movable frame.
3. A vertical negative pressure formation device for a blade cell as claimed in claim 1, wherein: the positioning mechanism comprises:
at least one positioning pin sleeve arranged on the lower lifting frame;
the positioning pin is arranged in the positioning pin sleeve;
and the lifting cylinder is arranged on the lower lifting frame, and the power output end is connected with the positioning pin.
4. A vertical negative pressure formation device for a blade cell as claimed in claim 1, wherein: the upper pressing assembly comprises:
an upper lifting frame;
the mould changing mechanism is arranged on the upper lifting frame;
an upper pressing movable frame arranged in the upper lifting frame;
the four second guide shaft supports are arranged on the upper lifting frame;
four second linear bearings;
the four second guide shafts are connected with the second guide shaft support and the upper pressing movable frame through the second linear bearings;
the two upper pressing cylinders are symmetrically arranged on the upper lifting frame, and the power output end is connected with the upper pressing movable frame;
at least one positive electrode probe module arranged on the upper pressing movable frame;
at least one upper temperature probe module arranged on the upper pressing movable frame;
at least one negative pressure suction nozzle module is arranged on the upper pressing movable frame.
5. The vertical negative pressure formation device for a blade cell according to claim 4, wherein: the upper lifting frame comprises:
the bottom end of the second lower frame is connected with the top end of the upright post;
the second upper frame is arranged right above the second lower frame;
eight third guide shaft supports which are respectively arranged on the second lower frame and the second upper frame;
four third linear bearings;
and the four third guide shafts are connected with third guide shaft supports on the second lower frame and the second upper frame through third linear bearings.
6. The vertical negative pressure formation device for a blade cell according to claim 5, wherein: the mold changing mechanism comprises:
the right-angle steering device is arranged in the middle of the top end of the second upper frame;
the three quincuncial key-type couplings are connected with three output ends of the right-angle steering gear;
the plurality of bearings with seats are arranged at the top end of the second upper frame;
three transmission shafts are connected with each quincuncial key type coupling through the bearings with the seats;
the hand wheel is connected with a transmission shaft perpendicular to the two transmission shafts;
and one end of the lifting transmission sub-mechanism is connected with the transmission shafts which are parallel to each other, and the other end of the lifting transmission sub-mechanism is connected with the second lower frame.
7. The vertical negative pressure formation device for a blade cell according to claim 6, wherein: the lifting transmission sub-mechanism comprises:
the screw rod fixing seat is arranged on the side edge of the second upper frame;
the screw rod nut is arranged on the second lower frame;
the screw rod limiting baffle plate is arranged at the bottom end of the screw rod nut;
the upper end of the T-shaped screw rod penetrates through the screw rod fixing seat, and the lower end of the T-shaped screw rod is connected with the screw rod nut;
one end of the bevel gear is meshed with the top end of the T-shaped screw rod, and the other end of the bevel gear is connected with the transmission shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223072240.1U CN219435952U (en) | 2022-11-18 | 2022-11-18 | Vertical negative pressure formation device for blade battery cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223072240.1U CN219435952U (en) | 2022-11-18 | 2022-11-18 | Vertical negative pressure formation device for blade battery cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219435952U true CN219435952U (en) | 2023-07-28 |
Family
ID=87344827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223072240.1U Active CN219435952U (en) | 2022-11-18 | 2022-11-18 | Vertical negative pressure formation device for blade battery cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219435952U (en) |
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2022
- 2022-11-18 CN CN202223072240.1U patent/CN219435952U/en active Active
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