CN105336905A - Lead-acid storage battery and electric vehicle - Google Patents
Lead-acid storage battery and electric vehicle Download PDFInfo
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- CN105336905A CN105336905A CN201510628203.XA CN201510628203A CN105336905A CN 105336905 A CN105336905 A CN 105336905A CN 201510628203 A CN201510628203 A CN 201510628203A CN 105336905 A CN105336905 A CN 105336905A
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- Prior art keywords
- negative terminal
- connecting sheet
- electric connecting
- storage tank
- bus
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/06—Lead-acid accumulators
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/64—Constructional details of batteries specially adapted for electric vehicles
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/06—Lead-acid accumulators
- H01M10/12—Construction or manufacture
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/147—Lids or covers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/147—Lids or covers
- H01M50/166—Lids or covers characterised by the methods of assembling casings with lids
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/183—Sealing members
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
- H01M50/54—Connection of several leads or tabs of plate-like electrode stacks, e.g. electrode pole straps or bridges
- H01M50/541—Connection of several leads or tabs of plate-like electrode stacks, e.g. electrode pole straps or bridges for lead-acid accumulators
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
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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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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
The invention discloses a lead-acid storage battery and an electric vehicle, and aims at not only providing a packaging structure and packaging process capable of simplifying positive and negative terminals of a storage battery, but also providing a lead-acid storage battery which has the advantages that a packaging process for the positive and negative terminals of the storage battery and a glue sealing process for a battery box cover and a battery box body are combined into one process for implementation, the lead-acid storage battery production processing steps are effectively simplified and the production efficiency is increased. The lead-acid storage battery comprises a battery box body, a battery box cover for sealing and covering the battery box body, a positive terminal electric connection plate, a negative terminal electric connection plate, a busbar, and a positive terminal and a negative terminal which are electrically connected with the busbar, wherein the internal surface of the battery box cover is provided with a busbar accommodating groove for accommodating the busbar; the edge of a port of the battery box cover is provided with a positive terminal electric connection plate accommodating groove and a negative terminal electric connection plate accommodating groove which protrude outwards; the positive terminal electric connection plate accommodating groove and the negative terminal electric connection plate accommodating groove are both communicated with the busbar accommodating groove.
Description
Technical field
The present invention relates to a kind of storage battery, be specifically related to a kind of lead acid accumulator and electric motor car.
Background technology
The mounting structure of the positive terminal in current lead acid accumulator or negative terminal (i.e. battery terminal) adopts following structure usually: as shown in Figure 8, the mounting structure of positive terminal comprises positive terminal 6, sealing ring 14, to be connected as a single entity anode post terminal guiding 16 and be arranged on the upper surface of battery case lid 2 and the terminal rubber groove 12 corresponding with anode post terminal guiding with bus-bar 3, and the bottom surface of terminal rubber groove is provided with sealing ring mounting groove 13; The bottom surface of sealing circle mounting groove is also provided with and dodges through hole 15, and anode post terminal guiding is positioned at terminal rubber groove through dodging through hole.
In current lead acid accumulator, the packaging technology of positive terminal or negative terminal is as follows: first need to be enclosed within by sealing ring on anode post terminal guiding or negative terminal post terminal guiding, and sealing ring is placed in sealing ring mounting groove, utilizes sealing ring will dodge through hole envelope and hides; Then, positive terminal or negative terminal are directly connected with the anode post terminal guiding in terminal rubber groove or negative terminal post terminal guiding by welding; Again then, in terminal rubber groove, inject casting glue, by the welding position embedding of positive and negative electrode terminal and positive and negative end post terminal guiding, thus the packaging technology of outside positive and negative electrode terminal.
On the other hand, in current lead acid accumulator, the packaging technology of positive terminal or negative terminal is carried out after battery case lid and battery box rubber seal.Battery case lid and battery box rubber seal technique inject casting glue in the glue groove of battery case lid, then by the port of battery box down be buckled on battery case lid, until casting glue solidification after complete battery case lid and battery box rubber seal.
In current lead acid accumulator, battery case lid cannot carry out with the packaging technology of positive terminal or negative terminal with the rubber seal technique of battery box in technique, they must be divided into the successively operation of twice technique, this not only adds processing step, reduce generation efficiency; And the encapsulating structure of current this kind of battery positive voltage terminal or negative terminal is complicated, complex operation, directly over the battery case being positioned at storage battery owing to dodging through hole, in order to avoid in terminal rubber groove during encapsulating, the casting glue in terminal rubber groove drops onto in the battery case of storage battery by anode post terminal guiding or negative terminal post terminal guiding and the gap of dodging between through hole; Thus needing by manually sealing ring being enclosed between positive and negative end post terminal guiding and sealing ring mounting groove before positive and negative electrode terminal welds with positive and negative end post terminal guiding, utilizing sealing ring will dodge through hole envelope and hiding.Because current this kind of battery positive voltage terminal or negative terminal need to install sealing ring in installation process, this not only adds installation procedure, and in actual production process, often produce operative employee's neglected loading sealing ring, or sealing ring is installed not in place, envelope hides and allows through hole completely, when causing encapsulating in terminal rubber groove, casting glue in terminal rubber groove is dropped onto in the battery case of storage battery by anode post terminal guiding or negative terminal post terminal guiding and the gap of dodging between through hole, affects the normal use of storage battery.
Summary of the invention
The object of the invention is to overcome deficiency of the prior art, providing a kind of and not only can simplify accumulator positive, the encapsulating structure of negative terminal and packaging technology; And technique completes together with the packaging technology of accumulator positive, negative terminal and battery case lid can being combined into battery box rubber seal technique, effectively simplify lead acid accumulator and produce processing step, the lead acid accumulator improving generation efficiency and electric motor car.
Technical scheme of the present invention is:
A kind of lead acid accumulator, comprises battery box, for sealing the battery case lid of the port hiding battery box, bus-bar, anode electric connecting sheet, negative terminal electric connecting sheet, the positive terminal be electrically connected with bus-bar and negative terminal; The inner surface of described battery case lid is provided with the bus-bar storage tank for holding bus-bar, also comprise anode electric connecting sheet and negative terminal electric connecting sheet, the port edge of described battery case lid is provided with the anode electric connecting sheet storage tank and negative terminal electric connecting sheet storage tank that protrude outward, anode electric connecting sheet storage tank and negative terminal electric connecting sheet storage tank are all connected with bus-bar storage tank, and anode electric connecting sheet storage tank and negative terminal electric connecting sheet storage tank are positioned at outside the port of battery box; Described positive terminal, negative terminal, anode electric connecting sheet and negative terminal electric connecting sheet are arranged on the outer surface of battery box, one end of described anode electric connecting sheet is electrically connected with positive terminal, the other end is electrically connected with bus-bar, one end of described negative terminal electric connecting sheet is electrically connected with negative terminal, and the other end is electrically connected with bus-bar; And when battery case lid closes at after on battery box, described bus-bar is contained in bus-bar storage tank, simultaneously, the end of the anode electric connecting sheet be electrically connected with bus-bar is stretched in anode electric connecting sheet storage tank, and the negative terminal electric connecting sheet end be electrically connected with bus-bar is stretched in negative terminal electric connecting sheet storage tank; Described bus-bar storage tank, is respectively equipped with casting glue in anode electric connecting sheet storage tank and negative terminal electric connecting sheet storage tank.
This programme structure can simplify accumulator positive, the encapsulating structure of negative terminal and packaging technology, it does not need to need in the mounting structure as the positive and negative electrode terminal in existing storage battery arrange sealing ring mounting groove and arrange sealing ring installation procedure, sealing ring is enclosed within anode post terminal guiding or negative terminal post terminal guiding, and make sealing ring be placed in sealing ring mounting groove, utilize sealing ring will dodge through hole envelope to hide, avoid terminal rubber groove to communicate with the cell groove of battery container inside; Can drop onto in the battery case of storage battery by the casting glue effectively solved in terminal rubber groove, affect the problem that storage battery normally uses.
The more important thing is, together with the packaging technology of accumulator positive, negative terminal and battery case lid can be combined into battery box rubber seal technique by this programme structure, technique completes, effective simplification lead acid accumulator produces processing step, improves generation efficiency, is extremely conducive to actual production and makes.
As preferably, the opening direction of the notch of anode electric connecting sheet storage tank and negative terminal electric connecting sheet storage tank is identical with the opening direction of the notch of bus-bar storage tank, and the groove depth of anode electric connecting sheet storage tank and negative terminal electric connecting sheet storage tank is identical with the groove depth of bus-bar storage tank.
As preferably, anode electric connecting sheet is connected with bus-bar and positive terminal by welding, and described negative terminal electric connecting sheet is connected with bus-bar and negative terminal by welding.
As preferably, the outer surface of battery box is provided with anode location notch and negative terminal location notch, described anode electric connecting sheet and negative terminal electric connecting sheet are respectively equipped with connecting through hole, one end of described positive terminal is through the connecting through hole on anode electric connecting sheet, and insert in anode location notch, one end of described negative terminal through the connecting through hole on negative terminal electric connecting sheet, and is inserted in negative terminal location notch.
As preferably, positive terminal and negative terminal are positioned at the same side of battery box.
As preferably, anode electric connecting sheet and negative terminal electric connecting sheet parallel with the pole plate in lead acid accumulator.
As preferably, positive terminal and negative terminal are column, and pole plate in the center line of positive terminal and negative terminal and lead acid accumulator is perpendicular.
As preferably, when this lead acid accumulator uses, the pole plate in lead acid accumulator is in level, and described positive terminal and negative terminal are positioned on the outer end face of battery box.
As preferably, anode electric connecting sheet is provided with connecting through hole, and one end of described positive terminal is through this connecting through hole, and one end Middle face of described positive terminal is provided with cylindrical hole, the lateral surface of positive terminal is provided with annular groove, and this annular groove is between the two-port of connecting through hole; Be provided with some pod apertures in described positive terminal, the inner of this pod apertures communicates with cylindrical hole, and the inner of pod apertures is bottom cylindrical hole, and the outer end of pod apertures communicates with annular groove; Soldering tin material is provided with successively in the cylindrical hole of positive terminal, plunger, pretension Compress Spring and end plate, and end plate is near cylindrical hole port, soldering tin material is bottom cylindrical hole, and described end plate is fixed in cylindrical hole, and described plunger can slide along cylindrical hole, one end of described pretension Compress Spring is resisted against on end plate, and the other end is resisted against on plunger;
Described negative terminal electric connecting sheet is also provided with connecting through hole, one end of negative terminal is through this connecting through hole, one end Middle face of described negative terminal is also provided with cylindrical hole, and the lateral surface of negative terminal is also provided with annular groove, and this annular groove is between the two-port of connecting through hole; Be provided with some pod apertures in described negative terminal, the inner of this pod apertures communicates with cylindrical hole, and the inner of pod apertures is bottom cylindrical hole, and the outer end of pod apertures communicates with annular groove; Soldering tin material is provided with successively in the cylindrical hole of negative terminal, plunger, pretension Compress Spring and end plate, and end plate is near cylindrical hole port, soldering tin material is bottom cylindrical hole, and described end plate is fixed in cylindrical hole, and described plunger can slide along cylindrical hole, one end of described pretension Compress Spring is resisted against on end plate, and the other end is resisted against on plunger.
Owing to realizing being electrically connected by Metal Contact between positive/negative terminal with positive/negative end electric connecting sheet, but not only conductive area is little to connect positive/negative terminal and positive/negative end electric connecting sheet by common welding, and often because lack weldering, pore, slag inclusion, be the failure welding such as through welding, crackle and effective conductive area of reducing further between positive terminal and anode electric connecting sheet; This will be unfavorable for very much the big current charge/discharge of storage battery, even between positive/negative terminal and positive/negative end electric connecting sheet, produce calcination phenomenon when big current charge/discharge, will affect accumulator quality, there is serious security hidden trouble; This programme improves for this problem, effectively addresses this problem.
By presetting soldering tin material in the cylindrical hole of positive/negative terminal in this programme, when welding by the mode of heating positive/negative terminal, the soldering tin material in cylindrical hole is melted, when after soldering tin material fusing, pressurize to soldering tin material under the effect of pretension Compress Spring and plunger, thus make the soldering tin material of fusing in cylindrical hole flow into annular groove by pod apertures, and penetrate between connecting through hole inwall and positive/negative terminal gradually, thus reliable electric connection structure is formed between positive/negative terminal and positive/negative end electric connecting sheet, and compared with common welding, it effectively can increase the effective conductive area between positive/negative terminal and positive/negative end electric connecting sheet, thus effectively solve and between positive/negative terminal and positive/negative end electric connecting sheet, produce calcination phenomenon in big current charge/discharge process and not only affect accumulator quality, and there is the problem of serious potential safety hazard.
As preferably, the medial surface of the connecting through hole on anode electric connecting sheet is provided with helicla flute, and this spiral fluted closed at both ends; On the medial surface of the connecting through hole on negative terminal electric connecting sheet, leaf is provided with helicla flute, and this spiral fluted closed at both ends.
Because the medial surface of connecting through hole is provided with helicla flute, the soldering tin material of water conservancy diversion fusing can be carried out like this by helicla flute in welding process, soldering tin material is distributed between connecting through hole inwall and positive/negative terminal uniformly, and is covered with the gap between connecting through hole inwall and positive/negative terminal; Thus the effective conductive area further between effective increase positive/negative terminal and positive/negative end electric connecting sheet, producing battery terminal in effective solution big current charge/discharge process has the phenomenon of serious calcination not only to affect accumulator quality, and there is the problem of serious potential safety hazard.In addition, because spiral fluted closed at both ends can be conducive to avoiding the soldering tin material melted to flow out to outside connecting through hole along helicla flute like this.
As preferably, the difference of the diameter of cylindrical hole and the diameter of plunger is between 0.01 millimeter to 0.05 millimeter.
A kind of electric motor car, comprises the lead acid accumulator in any one above-mentioned technical scheme.
The invention has the beneficial effects as follows:
One, not only can simplify accumulator positive, the encapsulating structure of negative terminal and packaging technology; And technique completes together with the packaging technology of accumulator positive, negative terminal and battery case lid can being combined into battery box rubber seal technique, effectively simplify lead acid accumulator and produce processing step, improve generation efficiency.
Accompanying drawing explanation
Fig. 1 is that the battery case lid of the lead acid accumulator of the embodiment of the present invention 1 closes at a kind of structural representation after on battery box.
Fig. 2 is a kind of planar structure schematic diagram of battery case lid of embodiments of the invention 1.
Fig. 3 is a kind of three-dimensional partial structurtes schematic diagram of battery case lid of embodiments of the invention 1.
Fig. 4 is a kind of structural representation after the battery case lid of the lead acid accumulator of embodiments of the invention 1 and battery box rubber seal.
Fig. 5 is a kind of partial structurtes schematic diagram of the lead acid accumulator of embodiments of the invention 2.
Fig. 6 is the partial enlarged drawing at A place in Fig. 5.
Fig. 7 is a kind of partial structurtes schematic diagram of the lead acid accumulator of embodiments of the invention 3.
Fig. 8 is a kind of partial structurtes schematic diagram of the mounting structure of the positive terminal of lead acid accumulator of the prior art.
In figure: battery box 1, battery case lid 2, bus-bar 3, anode electric connecting sheet 4, connecting through hole 41, helicla flute 42, anode electric connecting sheet storage tank 5a, negative terminal electric connecting sheet storage tank 5b, positive terminal 6, first positive pole cylinder 6a, second positive pole cylinder 6b, end plate 61, pretension Compress Spring 62, cylindrical hole 63, plunger 64, soldering tin material 65, annular groove 66, pod apertures 67, anode location notch 7, pole plate 8, bus-bar storage tank 9, enclosed slot 10, casting glue 11, terminal rubber groove 12, sealing ring mounting groove 13, sealing ring 14, dodge through hole 15, anode post terminal guiding 16.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail:
Embodiment 1: as shown in Figure 1 and Figure 2, a kind of lead acid accumulator comprises battery box 1, for sealing the battery case lid 2 of the port hiding battery box, anode electric connecting sheet 4, negative terminal electric connecting sheet, bus-bar 3, the positive terminal 6 be electrically connected with bus-bar and negative terminal.The one end open of battery box.On battery case lid, towards the one end open of battery box.The inner surface of battery case lid is provided with the bus-bar storage tank 9 for holding bus-bar.The inner surface edge place of battery case lid is also provided with a circle for holding the enclosed slot 10 of the housing of battery box port edge, and this enclosed slot is connected with bus-bar.
As shown in Figure 2 and Figure 3, the port edge of battery case lid is provided with the anode electric connecting sheet storage tank 5a and negative terminal electric connecting sheet storage tank 5b that protrude outward.Anode electric connecting sheet storage tank and negative terminal electric connecting sheet storage tank are all connected with bus-bar storage tank, and anode electric connecting sheet storage tank and negative terminal electric connecting sheet storage tank are positioned at outside the port of battery box.The opening direction of the notch of anode electric connecting sheet storage tank and negative terminal electric connecting sheet storage tank is identical with the opening direction of the notch of bus-bar storage tank, and the groove depth of anode electric connecting sheet storage tank and negative terminal electric connecting sheet storage tank is identical with the groove depth of bus-bar storage tank.
Positive terminal, negative terminal, anode electric connecting sheet and negative terminal electric connecting sheet are all arranged on the outer surface of battery box, and positive terminal, negative terminal, the outer surface of anode electric connecting sheet and negative terminal electric connecting sheet place battery box and the port adjacent distributions of battery box.Positive terminal and negative terminal are positioned at the same side of battery box.The outer surface of battery box is provided with anode location notch 7 and negative terminal location notch.Anode electric connecting sheet and negative terminal electric connecting sheet are respectively equipped with connecting through hole.One end of positive terminal through the connecting through hole on anode electric connecting sheet, and is inserted in anode location notch.One end of negative terminal through the connecting through hole on negative terminal electric connecting sheet, and is inserted in negative terminal location notch.
One end of anode electric connecting sheet is electrically connected with positive terminal, and the other end is electrically connected with bus-bar.Anode electric connecting sheet is connected with bus-bar and positive terminal by welding.One end of negative terminal electric connecting sheet is electrically connected with negative terminal, and the other end is electrically connected with bus-bar.Negative terminal electric connecting sheet is connected with bus-bar and negative terminal by welding.Anode electric connecting sheet and negative terminal electric connecting sheet parallel with the pole plate in lead acid accumulator.Positive terminal and negative terminal are column, and in the present embodiment, positive terminal and negative terminal are cylindric.Pole plate in the center line of positive terminal and negative terminal and lead acid accumulator perpendicular (namely the center line of positive terminal and negative terminal and the plate area of pole plate perpendicular, wherein the plate face of pole plate refers to the side that in pole plate, area is larger).
As shown in Figure 4, bus-bar storage tank, is respectively equipped with casting glue 11 in anode electric connecting sheet storage tank and negative terminal electric connecting sheet storage tank, be specifically, bus-bar storage tank, enclosed slot, is equipped with casting glue in anode electric connecting sheet storage tank and negative terminal electric connecting sheet storage tank.When battery case lid closes at after on battery box, bus-bar is contained in bus-bar storage tank, meanwhile, the end of the anode electric connecting sheet be electrically connected with bus-bar is stretched in anode electric connecting sheet storage tank, and the negative terminal electric connecting sheet end be electrically connected with bus-bar is stretched in negative terminal electric connecting sheet storage tank; Specifically, when battery case lid closes at after on battery box, bus-bar is contained in bus-bar storage tank, and battery box port edge inserts in enclosed slot; Meanwhile, the end of the anode electric connecting sheet be electrically connected with bus-bar is stretched in anode electric connecting sheet storage tank, and the negative terminal electric connecting sheet end be electrically connected with bus-bar is stretched in negative terminal electric connecting sheet storage tank.
In use, the pole plate 8 in lead acid accumulator is in level to lead acid accumulator in the present embodiment, and positive terminal and negative terminal are positioned on the outer end face of battery box.
The packaging technology of the positive and negative electrode terminal of the lead acid accumulator of the present embodiment and battery case lid and battery box rubber seal technique as follows:
First, the port of battery case lid is placed upward, and at bus-bar storage tank, enclosed slot, injects casting glue in anode electric connecting sheet storage tank and negative terminal electric connecting sheet storage tank;
Then, by battery box port being buckled on cell cover down, and make bus-bar be contained in bus-bar storage tank, battery box port edge inserts in enclosed slot; Meanwhile, the end of the anode electric connecting sheet be electrically connected with bus-bar is stretched in anode electric connecting sheet storage tank, and the negative terminal electric connecting sheet end be electrically connected with bus-bar is stretched in negative terminal electric connecting sheet storage tank;
As shown in Figure 4, when after casting glue solidification: the rubber seal that the casting glue in enclosed slot will complete between battery case lid and battery box port; Casting glue in bus-bar storage tank is by embedding bus-bar; The anode that embedding is connected with bus-bar by the casting glue simultaneously in anode and negative terminal electric connecting sheet storage tank and negative terminal electric connecting sheet; Thus technique completes together with the packaging technology of accumulator positive, negative terminal and battery case lid being combined into battery box rubber seal technique, effectively simplify lead acid accumulator and produce processing step, improve generation efficiency.
Embodiment 2: all the other structures of the present embodiment are with reference to embodiment 1, and its difference is:
As shown in Figure 5, Figure 6, positive terminal 6 is in cylindric, and positive terminal is stepped.Positive terminal has the first positive pole cylinder 6a of coaxial setting and the second positive pole cylinder 6b to form, and the diameter of the first positive pole cylinder is greater than the diameter of the second positive pole cylinder.Connecting through hole 41 on anode electric connecting sheet 4 is circular hole.The medial surface of the connecting through hole on anode electric connecting sheet is provided with helicla flute 42, and this spiral fluted closed at both ends.One end of positive terminal through the connecting through hole on anode electric connecting sheet, and is inserted in anode location notch; Specifically, the second positive pole cylinder through the connecting through hole on anode electric connecting sheet, and inserts in anode location notch, and the end face of the first positive pole cylinder is resisted against on anode electric connecting sheet.The lateral surface of positive terminal is provided with annular groove 66, and specifically, the lateral surface of the second positive pole cylinder is provided with annular groove.This annular groove is between the two-port of connecting through hole, and this annular groove is near the first positive pole cylinder.
One end Middle face of positive terminal is provided with cylindrical hole 63.The lower end closed of cylindrical hole.Some pod apertures 67 are provided with in positive terminal.The inner of this pod apertures communicates with cylindrical hole, and the inner of pod apertures is bottom cylindrical hole.The outer end of pod apertures communicates with annular groove.Be provided with soldering tin material 65 successively in the cylindrical hole of positive terminal, plunger 64, pretension Compress Spring 62 and end plate 61, and end plate is near cylindrical hole port, soldering tin material is bottom cylindrical hole.End plate is fixed in cylindrical hole.Plunger can slide along cylindrical hole.The difference of the diameter of cylindrical hole and the diameter of plunger is 0.01 millimeter or 0.02 millimeter or 0.03 millimeter or 0.04 millimeter or 0.05 millimeter.One end of pretension Compress Spring is resisted against on end plate, and the other end is resisted against on plunger.
Negative terminal is cylindric, and negative terminal is stepped.Negative terminal has the first negative pole cylinder of coaxial setting and the second negative pole cylinder to form, and the diameter of the first negative pole cylinder is greater than the diameter of the second negative pole cylinder.Connecting through hole on negative terminal electric connecting sheet is circular hole.On the medial surface of the connecting through hole on negative terminal electric connecting sheet, leaf is provided with helicla flute, and this spiral fluted closed at both ends.One end of negative terminal through the connecting through hole on negative terminal electric connecting sheet, and is inserted in negative terminal location notch; Specifically, the second negative pole cylinder through the connecting through hole on negative terminal electric connecting sheet, and inserts in negative terminal location notch, and the end face of the first negative pole cylinder is resisted against on negative terminal electric connecting sheet.The lateral surface of negative terminal is also provided with annular groove, and specifically, the lateral surface of the second negative pole cylinder is provided with annular groove.This annular groove is between the two-port of connecting through hole, and this annular groove is near the first negative pole cylinder.
One end Middle face of negative terminal is also provided with cylindrical hole.The lower end closed of cylindrical hole.Some pod apertures are provided with in negative terminal.The inner of this pod apertures communicates with cylindrical hole, and the inner of pod apertures is bottom cylindrical hole.The outer end of pod apertures communicates with annular groove.Be provided with soldering tin material successively in the cylindrical hole of negative terminal, plunger, pretension Compress Spring and end plate, and end plate is near cylindrical hole port, soldering tin material is bottom cylindrical hole.End plate is fixed in cylindrical hole.Plunger can slide along cylindrical hole.The difference of the diameter of cylindrical hole and the diameter of plunger is between 0.01 millimeter to 0.05 millimeter.One end of pretension Compress Spring is resisted against on end plate, and the other end is resisted against on plunger.
Positive terminal in this enforcement, anode electric connecting sheet, negative terminal, negative terminal electric connecting sheet, each plunger, the fusing point of the material of pretension Compress Spring and end plate is all greater than the fusing point of soldering tin material.
The positive/negative terminal of this enforcement with positive/negative end electric connecting sheet when welding: by heating the mode of positive/negative terminal, the soldering tin material in cylindrical hole is melted; When after soldering tin material fusing, to soldering tin material pressurization under the effect of pretension Compress Spring and plunger, thus the soldering tin material of fusing in cylindrical hole is made to flow into annular groove by pod apertures; Then, carried out the soldering tin material of water conservancy diversion fusing by helicla flute, soldering tin material is distributed between connecting through hole inwall and positive/negative terminal uniformly, and is covered with the gap between connecting through hole inwall and positive/negative terminal; Thus reliable electric connection structure is formed between positive/negative terminal and positive/negative end electric connecting sheet, and compared with common welding, it can increase the effective conductive area between positive/negative terminal and positive/negative end electric connecting sheet greatly, thus effectively solve and between positive/negative terminal and positive/negative end electric connecting sheet, produce calcination phenomenon in big current charge/discharge process and not only affect accumulator quality, and there is the problem of serious potential safety hazard.
Embodiment 3: all the other structures of the present embodiment are with reference to embodiment 1 or embodiment 2, and its difference is:
As shown in Figure 7, in use, the pole plate 8 in lead acid accumulator is in vertical state to the lead acid accumulator in the present embodiment, and positive terminal and negative terminal are positioned on the lateral surface of battery box.
Embodiment 4: present embodiments provide a kind of electric motor car, this electric motor car comprises the lead acid accumulator in embodiment 1 or embodiment 2 or embodiment 3 in any one embodiment.
Claims (10)
1. a lead acid accumulator, comprise battery box, for sealing the battery case lid of the port hiding battery box, bus-bar, the positive terminal be electrically connected with bus-bar and negative terminal, the inner surface of battery case lid is provided with the bus-bar storage tank for holding bus-bar, it is characterized in that, also comprise anode electric connecting sheet and negative terminal electric connecting sheet, the port edge of described battery case lid is provided with the anode electric connecting sheet storage tank and negative terminal electric connecting sheet storage tank that protrude outward, anode electric connecting sheet storage tank and negative terminal electric connecting sheet storage tank are all connected with bus-bar storage tank, and anode electric connecting sheet storage tank and negative terminal electric connecting sheet storage tank are positioned at outside the port of battery box,
Described positive terminal, negative terminal, anode electric connecting sheet and negative terminal electric connecting sheet are arranged on the outer surface of battery box, one end of described anode electric connecting sheet is electrically connected with positive terminal, the other end is electrically connected with bus-bar, one end of described negative terminal electric connecting sheet is electrically connected with negative terminal, and the other end is electrically connected with bus-bar; And when battery case lid closes at after on battery box, described bus-bar is contained in bus-bar storage tank, simultaneously, the end of the anode electric connecting sheet be electrically connected with bus-bar is stretched in anode electric connecting sheet storage tank, and the negative terminal electric connecting sheet end be electrically connected with bus-bar is stretched in negative terminal electric connecting sheet storage tank; Described bus-bar storage tank, is respectively equipped with casting glue in anode electric connecting sheet storage tank and negative terminal electric connecting sheet storage tank.
2. a kind of lead acid accumulator according to claim 1, it is characterized in that, the opening direction of the notch of described anode electric connecting sheet storage tank and negative terminal electric connecting sheet storage tank is identical with the opening direction of the notch of bus-bar storage tank, and the groove depth of anode electric connecting sheet storage tank and negative terminal electric connecting sheet storage tank is identical with the groove depth of bus-bar storage tank.
3. a kind of lead acid accumulator according to claim 1, is characterized in that, described anode electric connecting sheet is connected with bus-bar and positive terminal by welding, and described negative terminal electric connecting sheet is connected with bus-bar and negative terminal by welding.
4. a kind of lead acid accumulator according to claim 1 or 2 or 3, it is characterized in that, the outer surface of described battery box is provided with anode location notch and negative terminal location notch, described anode electric connecting sheet and negative terminal electric connecting sheet are respectively equipped with connecting through hole, one end of described positive terminal is through the connecting through hole on anode electric connecting sheet, and insert in anode location notch, one end of described negative terminal through the connecting through hole on negative terminal electric connecting sheet, and is inserted in negative terminal location notch.
5. a kind of lead acid accumulator according to claim 1 or 2 or 3, it is characterized in that, described positive terminal and negative terminal are positioned at the same side of battery box.
6. a kind of lead acid accumulator according to claim 1 or 2 or 3, is characterized in that, described anode electric connecting sheet and negative terminal electric connecting sheet parallel with the pole plate in lead acid accumulator.
7. a kind of lead acid accumulator according to claim 1 or 2 or 3, it is characterized in that, described positive terminal and negative terminal are column, and pole plate in the center line of positive terminal and negative terminal and lead acid accumulator is perpendicular.
8. a kind of lead acid accumulator according to claim 1 or 2 or 3, is characterized in that, when this lead acid accumulator uses, the pole plate in lead acid accumulator is in level, and described positive terminal and negative terminal are positioned on the outer end face of battery box.
9. a kind of lead acid accumulator according to claim 1, it is characterized in that, described anode electric connecting sheet is provided with connecting through hole, one end of described positive terminal is through this connecting through hole, one end Middle face of described positive terminal is provided with cylindrical hole, the lateral surface of positive terminal is provided with annular groove, and this annular groove is between the two-port of connecting through hole; Be provided with some pod apertures in described positive terminal, the inner of this pod apertures communicates with cylindrical hole, and the inner of pod apertures is bottom cylindrical hole, and the outer end of pod apertures communicates with annular groove; Soldering tin material is provided with successively in the cylindrical hole of positive terminal, plunger, pretension Compress Spring and end plate, and end plate is near cylindrical hole port, soldering tin material is bottom cylindrical hole, and described end plate is fixed in cylindrical hole, and described plunger can slide along cylindrical hole, one end of described pretension Compress Spring is resisted against on end plate, and the other end is resisted against on plunger;
Described negative terminal electric connecting sheet is also provided with connecting through hole, one end of negative terminal is through this connecting through hole, one end Middle face of described negative terminal is also provided with cylindrical hole, and the lateral surface of negative terminal is also provided with annular groove, and this annular groove is between the two-port of connecting through hole; Be provided with some pod apertures in described negative terminal, the inner of this pod apertures communicates with cylindrical hole, and the inner of pod apertures is bottom cylindrical hole, and the outer end of pod apertures communicates with annular groove; Soldering tin material is provided with successively in the cylindrical hole of negative terminal, plunger, pretension Compress Spring and end plate, and end plate is near cylindrical hole port, soldering tin material is bottom cylindrical hole, and described end plate is fixed in cylindrical hole, and described plunger can slide along cylindrical hole, one end of described pretension Compress Spring is resisted against on end plate, and the other end is resisted against on plunger; The medial surface of the connecting through hole on anode electric connecting sheet is provided with helicla flute, and this spiral fluted closed at both ends; On the medial surface of the connecting through hole on negative terminal electric connecting sheet, leaf is provided with helicla flute, and this spiral fluted closed at both ends.
10. an electric motor car, is characterized in that: comprise claim 1-9 any one described in lead acid accumulator.
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| CN201510628203.XA CN105336905B (en) | 2015-04-21 | 2015-09-28 | A kind of lead-acid accumulator and electric car |
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| CN201510190529.9A CN104882584A (en) | 2015-04-21 | 2015-04-21 | Lead-acid storage battery and electric vehicle |
| CN2015101905299 | 2015-04-21 | ||
| CN201510628203.XA CN105336905B (en) | 2015-04-21 | 2015-09-28 | A kind of lead-acid accumulator and electric car |
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| CN105336905B CN105336905B (en) | 2018-05-11 |
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| CN201510628319.3A Active CN105244459B (en) | 2015-04-21 | 2015-09-28 | A kind of lead-acid accumulator and electric car |
| CN201510628203.XA Active CN105336905B (en) | 2015-04-21 | 2015-09-28 | A kind of lead-acid accumulator and electric car |
| CN201610280292.8A Active CN106098983B (en) | 2015-04-21 | 2015-09-28 | A kind of lead-acid accumulator and electric vehicle |
| CN201610277733.9A Active CN106067564B (en) | 2015-04-21 | 2015-09-28 | A kind of lead-acid accumulator installation method |
| CN201610279839.2A Active CN105914328B (en) | 2015-04-21 | 2015-09-28 | A kind of lead-acid accumulator and electric vehicle |
| CN201610274156.8A Active CN105914408B (en) | 2015-04-21 | 2015-09-28 | A kind of lead-acid accumulator and electric vehicle |
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| CN201610277733.9A Active CN106067564B (en) | 2015-04-21 | 2015-09-28 | A kind of lead-acid accumulator installation method |
| CN201610279839.2A Active CN105914328B (en) | 2015-04-21 | 2015-09-28 | A kind of lead-acid accumulator and electric vehicle |
| CN201610274156.8A Active CN105914408B (en) | 2015-04-21 | 2015-09-28 | A kind of lead-acid accumulator and electric vehicle |
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| CN107093685A (en) * | 2016-08-21 | 2017-08-25 | 超威电源有限公司 | A kind of lead-acid accumulator |
| CN107195839A (en) * | 2017-07-14 | 2017-09-22 | 芜湖华力五星电源科技有限公司 | A kind of automobile-used colloid storage battery with hidden elastic power connection equipment |
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| CN105914310A (en) * | 2016-05-10 | 2016-08-31 | 超威电源有限公司 | Lead-acid storage battery and electric vehicle |
| CN105932342B (en) * | 2016-05-10 | 2020-01-03 | 超威电源集团有限公司 | Lead-acid storage battery and electric vehicle |
| CN105914409B (en) * | 2016-05-10 | 2019-08-20 | 超威电源有限公司 | A kind of lead-acid accumulator and electric vehicle |
| CN107204492A (en) * | 2017-07-14 | 2017-09-26 | 芜湖华力五星电源科技有限公司 | A kind of colloid battery with longitudinal termination |
| CN110165096B (en) * | 2018-03-28 | 2024-03-15 | 东莞市海陆通实业有限公司 | Battery standing groove convenient to fixed mounting |
| KR102523098B1 (en) * | 2018-06-22 | 2023-04-17 | 주식회사 엘지에너지솔루션 | Secondary Battery and Battery Module Having the Same |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104882584A (en) | 2015-09-02 |
| CN105914328B (en) | 2019-01-01 |
| CN105244459B (en) | 2018-02-23 |
| CN106067564B (en) | 2019-08-20 |
| CN105914328A (en) | 2016-08-31 |
| CN105336905B (en) | 2018-05-11 |
| CN105914408A (en) | 2016-08-31 |
| CN106098983B (en) | 2019-05-07 |
| CN105244459A (en) | 2016-01-13 |
| CN106098983A (en) | 2016-11-09 |
| CN106067564A (en) | 2016-11-02 |
| CN105914408B (en) | 2018-07-24 |
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Inventor after: Zhang Hui Inventor after: Li Youde Inventor after: Wang Pengwei Inventor after: Zhu Yihui Inventor after: Ma Yongquan Inventor after: Liu Xiaowei Inventor before: Zhang Hui Inventor before: Liu Xiaowei Inventor before: Wang Pengwei Inventor before: Zhu Yihui Inventor before: Ma Yongquan |
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Address after: 313100 Zhejiang city of Huzhou province Changxing County pheasant emerging urban industrial park Patentee after: Chaowei Power Group Co., Ltd Address before: 313100 Zhejiang city of Huzhou province Changxing County pheasant emerging urban industrial park Patentee before: Chilwee Power Supply Co., Ltd. |