CN107611332B - Electrolyte injection device for storage battery - Google Patents
Electrolyte injection device for storage battery Download PDFInfo
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- CN107611332B CN107611332B CN201710881136.1A CN201710881136A CN107611332B CN 107611332 B CN107611332 B CN 107611332B CN 201710881136 A CN201710881136 A CN 201710881136A CN 107611332 B CN107611332 B CN 107611332B
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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
An electrolyte injection device for a storage battery belongs to the technical field of battery maintenance equipment. The method is characterized in that: including a plurality of electrolyte pipe (9) that the interval set up and set up feed liquor pipe (7) at electrolyte pipe (9) upside, be equipped with interval adjusting module between every adjacent electrolyte pipe (9), the play liquid end of feed liquor pipe (7) all is connected with the distributor mechanism, the lower part of distributor mechanism is equipped with a plurality of butt joint portions, the quantity of butt joint portion is more than or equal to the quantity of electrolyte pipe (9), the feed liquor end of every electrolyte pipe (9) all communicates with butt joint portion. This electrolyte injection device for storage battery has satisfied the storage battery of multiple model and has arranged the pouring into of electrolyte when being in the same place, can realize the electrolyte of the storage battery of multiple different models through the installation and pour into, has saved the time that electrolyte poured into greatly, has improved the injection speed.
Description
Technical Field
An electrolyte injection device for a storage battery belongs to the technical field of battery maintenance equipment.
Background
The electrolyte is a medium (with certain corrosiveness) used by chemical batteries, electrolytic capacitors and the like, and provides ions for normal work of the chemical batteries, the electrolytic capacitors and the like. And ensures that the chemical reactions taking place in operation are reversible. During the charging and discharging process of the storage battery, water in the electrolyte is gradually reduced due to electrolysis and evaporation, so that the electrolyte level is lowered, and if the water is not timely replenished, the service life of the storage battery can be shortened. In the past, an electrolyte storage box is arranged above a battery, a pipeline with a valve is arranged below the storage box, a certain amount of electrolyte is manually measured and injected into the battery, or the battery is fully injected and then the redundant electrolyte is pumped out, a liquid level meter is used for detecting whether the liquid level of the electrolyte is in a specified range or not, the detection meter is generally a double-needle sensor, and two needles are in contact with the liquid and then conduct current to indicate that the liquid level is reached. However, because the batteries of different models have different sizes, the existing electrolyte injection device can only inject electrolyte into one battery, and cannot inject the electrolyte into the batteries in batches, so that the position of the storage box needs to be reinstalled and adjusted after the electrolyte is injected into each battery, the injection speed is slow, and the use is inconvenient.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: overcome prior art's not enough, provide one kind through once the installation can be for a plurality of storage batteries injection electrolyte, convenient to use's electrolyte injection device for the storage battery.
The technical scheme adopted by the invention for solving the technical problems is as follows: this electrolyte injection device for storage battery, its characterized in that: including a plurality of electrolyte pipes and the feed liquor pipe of setting at the electrolyte pipe upside that the interval set up, be equipped with interval adjusting module between every adjacent electrolyte pipe, the play liquid end of feed liquor pipe all is connected with the distributing device, and the lower part of distributing device is equipped with a plurality of butt joint portions, and the quantity of butt joint portion is more than or equal to the quantity of electrolyte pipe, and the feed liquor end of every electrolyte pipe all communicates with butt joint portion.
Preferably, the distance adjusting module is a telescopic rod.
Preferably, the distribution device include the plate of distributor that the level set up, annotate liquid pipe and slewing mechanism, be equipped with a plurality of notes liquid holes on the plate of distributor, and the axis of a plurality of notes liquid holes all distributes on same circle, annotates liquid hole and electrolyte pipe one-to-one, annotates the liquid pipe setting and annotating between liquid hole and the electrolyte pipe to will annotate liquid hole and electrolyte pipe intercommunication, slewing mechanism links to each other with the feed liquor pipe, and make the feed liquor pipe in proper order with every notes liquid hole intercommunication.
Preferably, the distribution plate is disc-shaped, the upper side of the distribution plate is coaxially provided with a concave liquid collecting tank, and the upper ends of the liquid injection holes are arranged in the liquid collecting tank.
Preferably, the liquid injection hole is a tapered hole with the diameter of the liquid inlet end larger than that of the liquid outlet end.
Preferably, slewing mechanism include motor and pivot, pivot and the coaxial setting of plate of distributor, the pivot is rotated and is installed on the plate of distributor, the motor links to each other and drives the pivot rotation with the pivot, the feed liquor pipe is installed in the pivot and along with the synchronous rotation of pivot.
Preferably, the device further comprises an extraction pipe, and the liquid outlet end of the extraction pipe is also connected with the distribution mechanism.
Preferably, the liquid inlet control mechanism is arranged on one side of the butt joint part.
Preferably, the liquid inlet control mechanism comprises a fixed rod, a swing rod and a cam, one end of the swing rod is rotatably connected with the fixed rod, the butt joint part is arranged between the fixed rod and the swing rod, and the cam is rotatably arranged on the outer side of the swing rod.
Preferably, the electrolytic cell further comprises a mounting rack, the electrolyte tube is arranged in the mounting rack, and the distance adjusting module is also arranged between the electrolyte tube and the mounting rack.
Compared with the prior art, the invention has the beneficial effects that:
1. this electrolyte injection device for storage battery is equipped with interval adjusting module between adjacent electrolyte pipe, can adjust the interval of electrolyte pipe, the injection of electrolyte when the storage battery of multiple model is arranged together has been satisfied, can realize the electrolyte injection of the storage battery of multiple different models through an installation, the time of electrolyte injection has been saved greatly, the injection rate has been improved, the distribution mechanism distributes the electrolyte that the feed liquor end was carried to different electrolyte pipes through butt joint portion, and pour into different storage batteries through electrolyte pipe in, electrolyte injection is convenient, and convenient operation.
2. The distance adjusting module is a telescopic rod, the distance between the two electrolyte tubes is convenient to adjust, the positions of the electrolyte tubes can be adjusted according to the distance between the two adjacent storage batteries, and the adjustment is convenient.
3. Slewing mechanism drives the feed liquor pipe and rotates to make the feed liquor pipe in proper order with every notes liquid hole intercommunication, thereby in pouring into every storage battery with electrolyte in proper order, it is convenient to pour into, and the injection into of the storage battery of a plurality of different models can be realized to disposable installation, and electrolyte distribution mode is simple, and can guarantee that every storage battery can both pour into sufficient electrolyte into.
4. Be equipped with the collecting tank on the plate of distributor, the collecting tank can avoid electrolyte to flow to the plate of distributor on, can enough avoid electrolyte extravagant, can avoid the corrosivity of electrolyte to cause the corruption to equipment or cause the injury to the human body again.
5. The liquid injection hole is conical, so that the electrolyte can be conveniently injected into the liquid injection hole.
6. The motor drives the liquid inlet pipe to rotate around the axis of the distribution plate through rotation, so that the liquid inlet pipe can be matched with the liquid injection hole in the distribution plate, and electrolyte is injected into the liquid injection hole through the liquid inlet pipe.
7. The liquid suction pipe can be used for drawing out redundant electrolyte, so that the amount of the electrolyte injected into the storage battery is moderate, and the use of the storage battery is prevented from being hindered.
8. The cam pushes the swing rod to swing, so that the swing rod and the fixed rod are matched to extrude the butt joint part, the on-off of the butt joint part is controlled, namely the on-off of electrolyte injection is controlled, and the operation is convenient.
9. The electrolyte tube is installed in the mounting bracket to convenient installation also is equipped with interval adjusting module at the storage battery upside between electrolyte tube and the mounting bracket, thereby makes the position of electrolyte tube nimble, makes things convenient for the regulation of electrolyte tube position.
Drawings
Fig. 1 is a perspective view of an electrolyte injection device for a battery.
Fig. 2 is a perspective view of a dispensing tray.
Fig. 3 is a partially enlarged view of a portion a in fig. 2.
FIG. 4 is a front cross-sectional schematic view of a distribution tray.
Fig. 5 is a partially enlarged view of B in fig. 4.
Fig. 6 is a schematic front view of an electrolyte injection device for a battery.
Fig. 7 is a schematic cross-sectional view in the direction C-C in fig. 6.
Fig. 8 is a schematic view of the installation of the electrolyte tube.
Fig. 9 is a schematic top view of the liquid inlet control mechanism.
In the figure: 1. mounting bracket 2, distribution tray 201, catch basin 202, notes liquid hole 3, motor 4, pivot 5, be responsible for 6, liquid suction pipe 7, feed liquor pipe 8, notes liquid pipe 9, electrolyte pipe 10, telescopic link 11, dead lever 1101, connecting portion 12, swinging arms 13, cam.
Detailed Description
Fig. 1 to 9 are preferred embodiments of the present invention, and the present invention will be further described with reference to fig. 1 to 9.
The utility model provides an electrolyte injection device for storage battery, includes a plurality of electrolyte pipe 9 that the interval set up and sets up the feed liquor pipe 7 at 9 upsides of electrolyte pipe, is equipped with interval adjustment module between every adjacent electrolyte pipe 9, and the play liquid end of feed liquor pipe 7 all is connected with the distribution mechanism, and the lower part of distribution mechanism is equipped with a plurality of butt joint portions, and the quantity of butt joint portion is more than or equal to the quantity of electrolyte pipe 9, and the feed liquor end of every electrolyte pipe 9 all communicates with butt joint portion. This electrolyte injection device for storage battery is equipped with interval adjusting module between 9 adjacent electrolyte pipes, can adjust the interval of electrolyte pipe 9, the injection of electrolyte when the storage battery of multiple model is arranged together has been satisfied, can realize the electrolyte injection of the storage battery of multiple different models through an installation, the time of electrolyte injection has been saved greatly, the injection rate has been improved, the distribution mechanism distributes the electrolyte that the feed liquor end was carried to different electrolyte pipes 9 through butt joint portion, and in injecting into different storage batteries through electrolyte pipe 9, electrolyte injection is convenient, and convenient operation.
The present invention is further described with reference to the following detailed description, however, it should be understood by those skilled in the art that the detailed description given herein with respect to the accompanying drawings is for better explanation and that the present invention is not necessarily limited to the specific embodiments, but rather, for equivalent alternatives or common approaches, may be omitted from the detailed description, while still remaining within the scope of the present application.
As shown in fig. 1: the electrolyte injection device for the storage battery further comprises a mounting frame 1, the mounting frame 1 is a cuboid box body, the electrolyte tubes 9 are vertically arranged in the mounting frame 1, two ends of the upper ends of the electrolyte tubes 9 extend out of the mounting frame 1, and space adjusting modules are arranged between the adjacent electrolyte tubes 9 and the mounting frame 1, in the embodiment, the space adjusting modules are telescopic rods 10, the telescopic rods 10 are horizontally arranged, two ends of each telescopic rod 10 are respectively and fixedly connected with the middle parts of the outer walls of the two adjacent electrolyte tubes 9, or one end of each telescopic rod 10 is fixedly connected with the middle parts of the outer walls of the electrolyte tubes 9, and the other end of each telescopic rod is fixedly connected with the inner wall of the mounting frame 1, so that the positions of the adjacent electrolyte tubes 9 are conveniently adjusted, namely the positions of the electrolyte tubes 9 in the mounting frame 1 are adjusted, and the problem, and the electrolyte injection work of a plurality of storage batteries can be realized through one-time installation, the time consumed by electrolyte injection is reduced, and the electrolyte injection speed is improved.
The distribution mechanism comprises a distribution disc 2, a liquid injection pipe 8 and a rotating mechanism, the distribution disc 2 is a horizontally arranged disc, the distribution disc 2 is arranged on the upper side of the middle of the mounting rack 1, and the distribution disc 2 and the top surface of the mounting rack 1 are arranged at intervals. A plurality of liquid injection holes 202 are formed in the distribution plate 2 at intervals, the liquid injection holes 202 correspond to the electrolyte tubes 9 one by one, the liquid injection holes 202 are vertically arranged on the distribution plate 2, and the liquid injection holes 202 are uniformly distributed on the concentric circle of the distribution plate 2 at intervals around the axis of the distribution plate 2. A liquid injection pipe 8 is arranged between the liquid injection hole 202 and the electrolyte pipe 9, the liquid inlet end of the liquid injection pipe 8 is communicated with the liquid outlet end of the liquid injection hole 202, and the liquid outlet end of the liquid injection pipe 8 is communicated with the liquid inlet end of the electrolyte pipe 9, so that the electrolyte in the liquid injection hole 202 is conveyed into the electrolyte pipe 9. The rotating mechanism is arranged on the upper side of the distribution disc 2, is connected with the liquid inlet pipe 7 and drives the liquid inlet pipe 7 to rotate around the axis of the distribution disc 2, so that the liquid outlet end of the liquid inlet pipe 7 is sequentially communicated with the liquid inlet end of each liquid injection hole 202, and the electrolyte is injected into the liquid injection holes 202.
The rotating mechanism comprises a motor 3 and a rotating shaft 4, the motor 3 is coaxially installed on the distribution disc 2, and an output shaft of the motor 3 is upward and an output shaft of the motor 3 is vertically arranged and is coaxially arranged with the distribution disc 2. The vertical setting of pivot 4 is in motor 3 upside, and the lower extreme of pivot 4 sets up with the output shaft of motor 3 is coaxial to along with the synchronous rotation of motor 3's output shaft. The liquid inlet pipe 7 is inverted L-shaped, the horizontal part of the liquid inlet pipe 7 is connected with the rotating shaft 4, the lower end of the vertical part of the liquid inlet pipe 7 is a liquid outlet end and synchronously rotates along with the rotation of the rotating shaft 4, so that the liquid outlet end of the liquid inlet pipe 7 is sequentially communicated with the liquid inlet end of each liquid injection hole 202.
Electrolyte injection device for storage battery still includes liquid suction pipe 6, liquid suction pipe 6 also is "L" shape of invering, liquid suction pipe 6's horizontal part also links to each other with pivot 4, the vertical setting of the vertical portion of liquid suction pipe 6, and the vertical portion of liquid suction pipe 6 sets up with the vertical portion interval of feed liquor pipe 7, liquid suction pipe 6 rotates along with the rotation of pivot 4 in step, thereby make liquid suction pipe 6's feed liquor end in proper order with every notes liquid hole 202 intercommunication, take unnecessary electrolyte out, thereby make the volume of the electrolyte in the storage battery moderate, guarantee the performance of storage battery.
The upside coaxial arrangement of pivot 4 has and is responsible for 5, and the lower extreme of being responsible for 5 seals and with the upper end coaxial coupling of pivot 4, and the end of feed liquor pipe 7 horizontal part, the feed liquor end communicates with the bottom of being responsible for 5 promptly, and the end of the horizontal part of liquid suction pipe 6, the well lower part intercommunication that goes out liquid end and be responsible for 5 promptly makes feed liquor pipe 7 and liquid suction pipe 6 interval set up, avoids mutual interference. Can realize the injection of electrolyte or the extraction of electrolyte through being responsible for 5, be responsible for 5 and the coaxial setting of pivot 4, make things convenient for the injection and the extraction of electrolyte.
The dish of distributor 2 is connected with the lifting module who drives its lift, and in this embodiment, lifting module is the cylinder, still can be for electric putter, and the cylinder drives 2 sharp lifts of dish of distributor to with better and feed liquor pipe 7 and the cooperation of liquid suction pipe 6.
As shown in FIGS. 2-5: the liquid injection holes 202 are uniformly distributed on the distribution plate 2 at intervals, and the distances from the liquid injection holes 202 to the axis of the distribution plate 2 are equal. The upside of plate for distributing 2 is coaxial to be equipped with the collecting tank 201, annotates the upper end of liquid hole 202, and the feed liquor end promptly sets up in collecting tank 201, and the lower part of collecting tank 201 is the sunken arc in middle part to can avoid leaving electrolyte on the plate for distributing 2, also can guarantee that electrolyte all flows in annotates liquid hole 202 in, avoid the waste of electrolyte, more avoid electrolyte to cause the injury to the health or cause the corruption to equipment. The injection hole 202 is tapered such that the diameter of the upper end is larger than that of the lower end, thereby facilitating the injection of the electrolyte.
As shown in FIGS. 6 to 8: the axis interval equipartition that the middle part of every electrolyte pipe 9 encircles electrolyte pipe 9 has four telescopic links 10, the both ends of the telescopic link 10 of setting between adjacent electrolyte pipe 9 respectively with electrolyte pipe 9's outer wall middle part fixed connection, the one end of the telescopic link 10 of setting between electrolyte pipe 9 and 1 inner wall of mounting bracket is surely connected with electrolyte pipe 9's outer wall middle part, the other end and 1 inner wall fixed connection of mounting bracket.
Each telescopic rod 10 comprises a plurality of coaxially arranged circular tubes, and in every two adjacent circular tubes, the inner diameter of one circular tube is slightly larger than the outer diameter of the other circular tube, so that the circular tube with the smaller diameter is slidably arranged in the circular tube with the larger diameter, and the circular tubes stretch out and draw back. All be equipped with radial through-hole on the pipe wall of every pipe, and every pipe has a plurality of through-holes along axial interval equipartition, is provided with the bayonet lock in the through-hole, after having adjusted the length of telescopic link 10, blocks admittedly to two adjacent pipes through the bayonet lock to guarantee the rigidity of electrolyte tube 9, electrolyte tube 9 takes place the skew when avoiding pouring into electrolyte, leads to electrolyte to pour into the storage battery outside into.
As shown in fig. 9: the lateral part of each liquid injection pipe 8 is provided with a liquid inlet control mechanism which is arranged between the mounting frame 1 and the distribution disc 2. The liquid inlet control mechanism comprises a fixed rod 11, a swinging rod 12 and a cam 13, wherein the fixed rod 11 is fixed on the distribution disc 2, and the fixed rod 11 is horizontally arranged. One end of the fixing lever 11 is bent in a direction toward the pouring spout 8 to form a connecting portion 1101. The end of the swing lever 12 is rotatably connected with the connecting part 1101, the liquid injection pipe 8 is arranged between the swing lever 12 and the fixing rod 11, a cam 13 is arranged on one side of the swing lever 12 far away from the liquid injection pipe 8, the cam 13 is rotatably mounted on the distribution plate 2, and the cam 13 is arranged on the outer side of the free end of the swing lever 12, namely, on one side of the swing lever 12 far away from the liquid injection pipe 8. The cam 13 is rotated, the cam 13 presses the liquid injection pipe 8 through the swinging rod 12, so that the stop and the start of the electrolyte injection are realized, and the electrolyte injection speed can be adjusted. Due to the existence of the connecting part 1101, the electrolyte injection pipe 8 is prevented from being damaged while the on-off of the electrolyte injection is ensured. The cam 13 can be manually rotated and can also be driven by a stepping motor or a servo motor, so that the on-off of the electrolyte is automatically controlled, and the use is convenient.
The use method of the electrolyte injection device for the storage battery comprises the following steps: firstly, the storage batteries needing to be injected with the electrolyte are placed in order, and then the position of the electrolyte tube 9 is adjusted, so that the electrolyte tube 9 is aligned to the filling opening of the storage batteries. Then pour into electrolyte through being responsible for 5, motor 3 drives feed liquor pipe 7 and rotates to for every electrolyte tube 9 pours into electrolyte into, and pour into the storage battery through electrolyte tube 9 with electrolyte into, pour into and accomplish back cam 13 and rotate and close corresponding notes liquid pipe 8. Then the motor 3 drives the liquid inlet pipe 7 to rotate, and electrolyte is injected into the next electrolyte pipe 9. After all storage battery electrolytes are injected, redundant electrolytes are pumped out through the liquid pumping pipe 6, so that the electrolytes in the storage battery are proper, the performance of the storage battery is ensured, and the action of the liquid pumping pipe 6 is the same as that of the liquid inlet pipe 7.
The foregoing is directed to preferred embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the protection scope of the technical solution of the present invention.
Claims (8)
1. An electrolyte injection device for storage battery, its characterized in that: the electrolytic cell comprises a plurality of electrolyte tubes (9) arranged at intervals and a liquid inlet tube (7) arranged on the upper side of each electrolyte tube (9), wherein a telescopic rod (10) is arranged between every two adjacent electrolyte tubes (9), the liquid outlet end of each liquid inlet tube (7) is connected with a distribution mechanism, the lower part of each distribution mechanism is provided with a plurality of butt joint parts, the number of the butt joint parts is greater than or equal to that of the electrolyte tubes (9), and the liquid inlet end of each electrolyte tube (9) is communicated with the butt joint parts;
the distributing device include that the level sets up plate of distributor (2), annotate liquid pipe (8) and slewing mechanism, be equipped with a plurality of notes liquid holes (202) on plate of distributor (2), and the axis of a plurality of notes liquid holes (202) all distributes on same circle, annotate liquid hole (202) and electrolyte pipe (9) one-to-one, it sets up between annotating liquid hole (202) and electrolyte pipe (9) to annotate liquid hole (202) and electrolyte pipe (9) intercommunication, slewing mechanism links to each other with feed liquor pipe (7), and make feed liquor pipe (7) in proper order with every notes liquid hole (202) intercommunication.
2. The electrolyte injection device for battery of claim 1, wherein: the distribution plate (2) is disc-shaped, the upper side of the distribution plate (2) is coaxially provided with a concave liquid collecting tank (201), and the upper ends of the liquid injection holes (202) are arranged in the liquid collecting tank (201).
3. The electrolyte injection device for a battery as defined in claim 1 or 2, wherein: the liquid injection hole (202) is a tapered hole with the diameter of the liquid inlet end larger than that of the liquid outlet end.
4. The electrolyte injection device for battery of claim 1, wherein: slewing mechanism include motor (3) and pivot (4), pivot (4) and the coaxial setting of plate of distributor (2), pivot (4) rotate to be installed on plate of distributor (2), motor (3) link to each other and drive pivot (4) and rotate with pivot (4), feed liquor pipe (7) are installed on pivot (4) and rotate along with pivot (4) synchronization.
5. The electrolyte injection device for battery of claim 1, wherein: the device also comprises a liquid extracting pipe (6), and the liquid outlet end of the liquid extracting pipe (6) is also connected with the distribution mechanism.
6. The electrolyte injection device for battery of claim 1, wherein: the liquid inlet control mechanism is arranged on one side of the butt joint part.
7. The electrolyte injection device for battery of claim 6, wherein: the liquid inlet control mechanism comprises a fixed rod (11), a swing rod (12) and a cam (13), one end of the swing rod (12) is rotatably connected with the fixed rod (11), the butt joint part is arranged between the fixed rod (11) and the swing rod (12), and the cam (13) is rotatably arranged on the outer side of the swing rod (12).
8. The electrolyte injection device for battery of claim 1, wherein: the electrolytic bath device is characterized by further comprising an installation frame (1), wherein the electrolytic solution pipe (9) is arranged in the installation frame (1), and a telescopic rod (10) is also arranged between the electrolytic solution pipe (9) and the installation frame (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710881136.1A CN107611332B (en) | 2017-09-26 | 2017-09-26 | Electrolyte injection device for storage battery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710881136.1A CN107611332B (en) | 2017-09-26 | 2017-09-26 | Electrolyte injection device for storage battery |
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| CN107611332A CN107611332A (en) | 2018-01-19 |
| CN107611332B true CN107611332B (en) | 2020-03-24 |
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| CN108649283B (en) * | 2018-04-26 | 2019-10-29 | 天能集团（河南）能源科技有限公司 | A kind of lead-acid accumulator acquires the device and method of electrolyte in AGM partition |
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| CN201985198U (en) * | 2011-01-24 | 2011-09-21 | 浙江海久电池股份有限公司 | Acid filling bucket for filling acid to dry-charged lead-acid storage battery |
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Denomination of invention: An electrolyte injection device for battery Effective date of registration: 20211124 Granted publication date: 20200324 Pledgee: Weifang Bank Co.,Ltd. Yantai Zhaoyuan sub branch Pledgor: YANTAI GOLDENTIDE UNIKODI BATTERY Co.,Ltd. Registration number: Y2021980013160 |
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