CN221603234U - Split type lead-carbon battery cast-weld die - Google Patents
Split type lead-carbon battery cast-weld die Download PDFInfo
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- CN221603234U CN221603234U CN202323399382.3U CN202323399382U CN221603234U CN 221603234 U CN221603234 U CN 221603234U CN 202323399382 U CN202323399382 U CN 202323399382U CN 221603234 U CN221603234 U CN 221603234U
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- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 24
- 238000003466 welding Methods 0.000 claims abstract description 42
- 239000000919 ceramic Substances 0.000 claims abstract description 8
- 239000000835 fiber Substances 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims abstract description 8
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims abstract description 8
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 61
- 238000001816 cooling Methods 0.000 claims description 27
- 239000000498 cooling water Substances 0.000 claims description 19
- 230000000149 penetrating effect Effects 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- 239000007788 liquid Substances 0.000 description 18
- 238000000034 method Methods 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 11
- 230000000694 effects Effects 0.000 description 5
- 238000005265 energy consumption Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Classifications
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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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- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses a split lead-carbon battery cast-welding die which comprises a front die, a middle die and a rear die which are fixed on a bottom plate of a cast-welding machine by bolts, wherein a front main module of the front die is provided with at least one front die electrode group welding busbar cavity, the front die electrode group welding busbar cavity is communicated with a front die bridge-crossing cavity and a front die lead inlet, a lead channel is arranged in the middle die and is connected with a lead furnace arranged outside the middle die, at least one heating pipe is arranged in the middle die, a lead flow port is arranged in the middle die and is connected with the front die lead inlet and the rear die lead inlet; at least one rear die pole group welding busbar cavity is formed in the rear main module of the rear die, and the rear die pole group welding busbar cavity is communicated with the rear die bridge, the pole column cavity and the front die lead inlet; the high temperature resistant fireproof silicic acid ceramic fiber with the thickness of 0.1-2mm is respectively arranged between the front die and the middle die and between the middle die and the rear die.
Description
Technical Field
The utility model relates to the field of lead-carbon batteries, in particular to a split type lead-carbon battery cast-welding die.
Background
The cast-weld forming of the electrode group busbar is one of the extremely important working procedures in the manufacturing process of the lead-carbon battery, and the quality of cast-weld directly influences the capacity and the service life of the lead-carbon battery. Because the capacity and the weight of the lead-carbon battery are different in requirements on the manufacturing process, the small-density lead-carbon battery is cast-welded by adopting a soaking type die, and the medium-density and large-density lead-carbon battery is cast-welded by adopting a quantitative lead supply type die.
The quantitative lead supply type die cast welding is to pump high-temperature lead in a lead furnace to a busbar cavity through a lead pump, invert a pole group, insert a pole lug into the lead liquid in the cavity, melt the surface layer of the pole lug by the lead liquid and solidify again, and finish the welding of the pole lug and the busbar, namely the cast welding forming of the pole group busbar.
Traditional ration supplies plumbous mould cast joint, and the temperature of plumbous liquid in the busbar die cavity is inhomogeneous, and the temperature is higher near plumbous way position more, leads to the utmost point ear to insert plumbous liquid after, is close to plumbous way side utmost point ear and melts excessively easily, fuses even, and is kept away from plumbous way side utmost point ear and then easily lack the melt, does not melt even risk. In order to avoid the problem of uneven melting of the electrode lugs, the prior art adopts a cast welding process of high-temperature lead liquid (480-530 ℃) and rapid cooling (0-6 s) in a short time, but the high-temperature lead liquid increases energy consumption, lead oxidation loss and lead smoke pollution; the short-time rapid cooling is realized by rapidly cooling the busbar by low-temperature cooling water, and cooling facilities such as a circulating water cooling pool, a circulating water cooling tower, a compression type condensing unit and the like are required to be equipped on hardware, so that the production land is occupied, large equipment investment is required, and the production energy consumption is increased.
Disclosure of utility model
In order to solve the problems in the background art, the utility model provides a split type lead-carbon battery cast-welding die, which solves the problems of unstable cast-welding quality, high supporting facility cost and high energy consumption in the production process in the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The split type lead-carbon battery cast-welding die comprises a front die, a middle die and a rear die which are fixed on a bottom plate of a cast-welding machine by bolts, wherein a front main module of the front die is provided with at least one front die electrode group welding busbar cavity, and the front die electrode group welding busbar cavity is communicated with a front die bridge-crossing cavity and a front die lead inlet;
the lead channel is arranged in the middle die and is connected with a lead furnace arranged outside the middle die, at least one heating pipe is arranged in the middle die, a lead flow port is arranged in the middle die, and the lead flow port is connected with a front die lead inlet and a rear die lead inlet;
At least one rear die pole group welding busbar cavity is formed in the rear main module of the rear die, and is communicated with the rear die bridge-crossing cavity or the pole terminal cavity and the rear die lead inlet;
The high temperature resistant fireproof silicic acid ceramic fiber with the thickness of 0.1-2mm is respectively arranged between the front die and the middle die and between the middle die and the rear die.
Preferably, a circular cooling channel penetrating through the front mold is arranged in the front main module, and the circulating cooling water enters from a front mold water inlet channel at the front end of the front main module, passes through a front mold bent pipe at the tail end of the front main module, and flows out from a front mold water outlet channel at the front end of the front main module.
Preferably, the front mould water inlet channel is arranged at a position 3-10mm below the busbar, and the front mould water outlet channel is arranged at the middle position of the front mould.
Preferably, a circular cooling channel penetrating through the rear main module is arranged in the rear main module, and the circulating cooling water enters from a rear die water inlet channel at the front end of the rear main module, passes through a rear die bent pipe at the tail end of the rear main module, and flows out from a rear die water outlet channel at the front end of the rear main module.
Preferably, the water inlet channel of the rear mould is arranged at a position 3-10mm below the busbar, and the water outlet channel of the rear mould is arranged at the middle position of the rear mould.
Preferably, the front mold water inlet channel and the rear mold water inlet channel are respectively connected with a water pump, and the water pump conveys cooling water in the water tank to the front mold and the rear mold for cooling, and then automatically flows back into the water tank through the front mold water outlet channel and the rear mold water outlet channel.
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the utility model, the cast welding die is divided into a front die, a middle die and a rear die, a layer of high-temperature-resistant fireproof silicic acid ceramic fiber is clamped between the split modules, the problem that the temperature of lead liquid in a busbar cavity is not uniform and is higher when the temperature of the lead liquid in the busbar cavity is affected by the middle die is more, and meanwhile, a loop-shaped cooling channel is adopted in the front die and the rear die, so that the heat absorbed by the lead liquid in cooling is transferred to the central parts of the front die and the rear die through cooling water, the effect of balancing the temperature of the front die and the rear die is achieved, and the temperature uniformity of the lead liquid in the busbar cavity is further improved. The risk that the electrode lugs close to the lead channel side are easy to fuse and even fuse and the electrode lugs far away from the lead channel side are easy to fuse and even do not fuse is improved, and the cast welding yield and welding quality of the lead-carbon battery are effectively improved.
2. The utility model implements low-temperature lead liquid and long-time cooling cast welding process, the low-temperature lead liquid cast welding process at 400-450 ℃ can reduce the electric energy consumption of a lead furnace, lead oxidation loss and lead smoke pollution, the long-time cooling process at 8-20s has no low-temperature requirement (the temperature is less than 100 ℃ and the cooling water is not boiled), and does not need facilities such as a circulating cooling water tank, a circulating water cooling tower, a compression condensing unit and the like, thereby saving production land, reducing high capital equipment investment and having obvious characteristics of energy conservation and consumption reduction. As the tab treatment process is the least efficient and the longest time-consuming in the production line running, the long-time cooling cast-weld process of 8-20s can not affect the whole production efficiency at all.
3. The utility model adopts a split modular structure, is convenient for modular replacement when the die is worn or the technology is improved, and has the characteristics of saving cost and reducing consumption.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a split lead-carbon battery cast-welding mold according to the present utility model;
FIG. 2 is a cross-sectional view taken along the dashed line in FIG. 1;
Fig. 3 is a schematic diagram of a front mold structure of a split lead-carbon battery cast-welding mold according to the present utility model
Fig. 4 is a schematic view of a rear mold structure of a split lead-carbon battery cast-welding mold according to the present utility model
In the figure: 1. a front mold; 101. welding a busbar cavity by a front mold pole group; 102. a front mould bridge-crossing cavity; 103. a lead inlet of the front die; 11. a front main module; 12. a front mold boss; 13. a front mold water inlet channel; 14. a front mould bent pipe; 15. a front mold water outlet channel; 2. middle mold; 201. a lead track; 202. a lead flow port; 21. a cover plate; 22. heating pipes; 3. a rear mold; 301. welding a busbar cavity by a rear die pole group; 302. a rear mould bridge-crossing cavity; 303. a post terminal cavity; 304. a rear mold lead inlet; 31. a rear main module; 32. a rear mold boss; 33. a rear mold water inlet channel; 34. a rear mould bent pipe; 35. a rear mold water outlet channel; 4. high temperature resistant fireproof silicic acid ceramic fiber; 5. a water pump; 6. a water tank.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, a split lead-carbon battery cast-weld mold comprises a front mold 1, a middle mold 2 and a rear mold 3 which are fixed on a bottom plate of a cast-weld machine by bolts.
The front main module 11 of the front mold 1 is provided with at least one front mold pole group welding busbar cavity 101, the front mold pole group welding busbar cavity 101 is communicated with a front mold bridge cavity 102, the front mold pole group welding busbar cavity 101 and one side close to the middle mold 2 are provided with a front mold lead inlet 103, and the front mold lead inlet 103 is formed in a front mold boss 12 arranged on the side of the front main module 11.
The front main module 11 is internally provided with a circular cooling channel penetrating through the front mould, circulating cooling water enters from a front mould water inlet channel 13 at the front end of the front main module 11, passes through a front mould bent pipe 14 at the tail end of the front main module 11, and flows out from a front mould water outlet channel 15 at the front end of the front main module 11, so that the electrode group welding busbar is cooled and solidified.
It should be noted that the front mold water inlet channel 13 is disposed at a position 3-10mm below the busbar to better control the cooling effect of the busbar, the front mold water outlet channel 15 is disposed at a middle position of the front mold 1, the temperature of the cooling water entering the front mold 1 is increased in the process of cooling the busbar, and when the cooling water reaches the middle of the front mold 1 through the front mold bent pipe 14, heat is transferred to the front mold 1, so that the front mold 1 is insulated, and the effect of the temperature of each part of the front mold 1 can be uniform.
The lead channel 201 is arranged in the middle die 2, the cover plate 21 is arranged on the lead channel 201, the cover plate 21 is fixed on the middle die 2 through bolts, at least one heating pipe 22 is arranged in the middle die 2, the heating pipe 22 can stabilize the temperature of lead liquid in the lead channel in the middle die 2, and the stable temperature of the lead liquid in the lead channel 201 can meet the technological requirements of cast welding and forming of the lead-carbon battery electrode group busbar.
The lead channel 201 is connected with a lead furnace arranged outside the middle die 2, a lead flow port 202 is arranged inside the middle die 2, the lead flow port 202 can be connected with a front die lead inlet 103 of the front die 1, and lead liquid in the lead channel 201 can be conveyed into the front die pole group welding busbar cavity 101 and the front die bridge-crossing cavity 102 through the lead flow port 202 and the front die lead inlet 103.
The rear main module 31 of the rear mold 3 is provided with at least one rear mold pole group welding busbar cavity 301, the rear mold pole group welding busbar cavity 301 is communicated with a rear mold bridge-crossing cavity 302 or a pole terminal cavity 303 which are arranged in the rear main module 31, one side, close to the middle mold 2, of the rear mold pole group welding busbar cavity 301 is provided with a rear mold lead inlet 304, and the rear mold lead inlet 304 is arranged in a rear mold boss 32 which is arranged on the side edge of the rear main module 31.
The back main module 31 is internally provided with a circular cooling channel penetrating through the back main module 31, circulating cooling water enters from a back die water inlet channel 33 at the front end of the back main module 31, passes through a back die elbow 34 at the tail end of the back main module 31, flows out from a back die water outlet channel 35 at the front end of the back main module 31, and cools and solidifies the electrode group welding busbar.
It should be noted that the water inlet channel 33 of the rear mold is disposed at a position 3-10mm below the busbar to better control the cooling effect of the mold, the water outlet channel 35 of the rear mold is disposed at the middle position of the rear mold 3, the cooling water entering the rear mold 3 increases in temperature during the process of cooling the busbar, and when reaching the middle of the rear mold 3 through the bent pipe 34 of the rear mold, heat is transferred to the rear mold 3, so that the rear mold 3 is insulated, and the effect of the temperature of the rear mold 3 can be uniform.
The high-temperature-resistant fireproof silicic acid ceramic fiber 4 with the thickness of 0.1-2mm is respectively arranged between the front die 1 and the middle die 2 and between the middle die 2 and the rear die 3, and the high-temperature-resistant fireproof silicic acid ceramic fiber 4 can effectively isolate the high-temperature heat of the middle die 2 from being transferred to the front die 1 and the rear die 3, so that the temperature of lead liquid in a busbar cavity is uniform, and the problem that the temperature is higher when the temperature is closer to a lead channel part of the middle die is avoided.
The front mold water inlet channel 13 and the rear mold water inlet channel 33 are respectively connected with the water pump 5, and the water pump 5 conveys cooling water in the water tank 6 to the front mold 1 and the rear mold 3 for cooling, and then automatically flows back into the water tank 6 through the front mold water outlet channel 15 and the rear mold water outlet channel 35.
The high-temperature-resistant fireproof silicic acid ceramic fiber 4 is arranged among the front die 1, the middle die 2 and the rear die 3 of the split type cast-weld die, so that the problem of non-uniform temperature of lead liquid in a busbar cavity can be effectively solved, a cast-weld process with low-temperature lead liquid (400-460 ℃) and long-time cooling (8 s-20 s) is realized by cast-weld, and no special requirement is made on the temperature of cooling water.
At a certain cast-on production speed, the cooling water is heated in the process of cooling the busbar, and the water temperature can rise and be stabilized to 75-90 ℃. Preferably, a heating device is arranged in the water tank 6 and is used for heating at the initial stage of production or when the water temperature in the water tank 6 is low, so that the cooling water temperature in the whole process of cast-weld production is kept constant at 75-90 ℃.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the connection may be mechanical connection, direct connection or indirect connection through an intermediate medium, and may be internal connection of two elements or interaction relationship of two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The control mode of the utility model is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of power also belongs to common knowledge in the art, and the utility model is mainly used for protecting a mechanical device, so the utility model does not explain the control mode and circuit connection in detail.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a split type plumbous carbon battery cast joint mould, includes front mould (1), well mould (2) and back mould (3) by the bolt fastening on cast joint machine bottom plate, its characterized in that:
The front main module (11) of the front die (1) is provided with at least one front die pole group welding busbar cavity (101), and the front die pole group welding busbar cavity (101) is communicated with the front die bridge-crossing cavity (102) and the front die lead inlet (103);
The lead-free mold comprises a middle mold (2), a lead channel (201) is arranged in the middle mold (2), the lead channel (201) is connected with a lead furnace arranged outside the middle mold (2), at least one heating pipe (22) is arranged in the middle mold (2), a lead flow port (202) is arranged in the middle mold (2), and the lead flow port (202) is connected with a lead port (103) of a front mold and a lead port (304) of a rear mold;
The rear main module (31) of the rear die (3) is provided with at least one rear die pole group welding busbar cavity (301), and the rear die pole group welding busbar cavity (301) is communicated with the rear die bridge-crossing cavity (302) or the pole terminal cavity (303) and is communicated with the rear die lead inlet (103);
The high-temperature-resistant fireproof silicic acid ceramic fiber (4) with the thickness of 0.1-2mm is respectively arranged between the front die (1) and the middle die (2) and between the middle die (2) and the rear die (3).
2. The split lead-carbon battery cast-on mold as claimed in claim 1, wherein: the front main module (11) is internally provided with a circular cooling channel penetrating the front main module (11), circulating cooling water enters from a front die water inlet channel (13) at the front end of the front main module (11), passes through a front die bent pipe (14) at the tail end of the front main module (11), and flows out from a front die water outlet channel (15) at the front end of the front main module (11).
3. The split lead-carbon battery cast-on mold as claimed in claim 2, wherein: the front die water inlet channel (13) is arranged at a position 3-10mm below the busbar, and the front die water outlet channel (15) is arranged at the middle position of the front die (1).
4. The split lead-carbon battery cast-on mold as claimed in claim 2, wherein: the back main module (31) is internally provided with a circular cooling channel penetrating through the back main module (31), circulating cooling water enters from a back die water inlet channel (33) at the front end of the back main module (31), passes through a back die bent pipe (34) at the tail end of the back main module (31), and flows out from a back die water outlet channel (35) at the front end of the back main module (31).
5. The split lead-carbon battery cast-on mold as claimed in claim 4, wherein: the rear die water inlet channel (33) is arranged at a position 3-10mm below the busbar, and the rear die water outlet channel (35) is arranged at the middle position of the rear die (3).
6. The split lead-carbon battery cast-on mold as claimed in claim 5, wherein: the front die water inlet channel (13) and the rear die water inlet channel (33) are respectively connected with the water pump (5), and the water pump (5) conveys cooling water in the water tank (6) to the front die (1) and the rear die (3) for cooling, and then automatically flows back into the water tank (6) through the front die water outlet channel (15) and the rear die water outlet channel (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323399382.3U CN221603234U (en) | 2023-12-13 | 2023-12-13 | Split type lead-carbon battery cast-weld die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323399382.3U CN221603234U (en) | 2023-12-13 | 2023-12-13 | Split type lead-carbon battery cast-weld die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221603234U true CN221603234U (en) | 2024-08-27 |
Family
ID=92439982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323399382.3U Active CN221603234U (en) | 2023-12-13 | 2023-12-13 | Split type lead-carbon battery cast-weld die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221603234U (en) |
-
2023
- 2023-12-13 CN CN202323399382.3U patent/CN221603234U/en active Active
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