CN102110800A - Manufacturing method of battery terminal and battery terminal - Google Patents
Manufacturing method of battery terminal and battery terminal Download PDFInfo
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- CN102110800A CN102110800A CN2011100416545A CN201110041654A CN102110800A CN 102110800 A CN102110800 A CN 102110800A CN 2011100416545 A CN2011100416545 A CN 2011100416545A CN 201110041654 A CN201110041654 A CN 201110041654A CN 102110800 A CN102110800 A CN 102110800A
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- terminal
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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
Abstract
The invention discloses a manufacturing method of a battery terminal and the battery terminal, wherein the method comprises the following steps: step A, extending a pole to a terminal hole which is arranged within a battery cover while a battery is covered, and then sealing the pole and the terminal hole into a whole by using a sealant, wherein the terminal hole is a blind hole which is concave from the lower surface of the battery cover to the upper surface thereof; step B, milling the terminal hole until exposing the head part of the pile; and step C, fixing a conductive terminal with the head part of the pole, and fixing the pole and the conductive terminal into a whole by using a coloring agent. The battery terminal manufactured by means of the method provided by the invention can effectively prevent the occurrence of acid leakage phenomenon.
Description
Technical field
The present invention relates to the battery manufacturing, especially a kind of manufacture method of battery terminal and battery terminal.
Background technology
Characteristics such as storage battery is cheap with it, reliable in quality and long service life are widely used in the many aspects in production, the life, such as, as the power source of electric motor car.People find after storage battery uses a period of time that in practice occur the acidic materials of white on the both positive and negative polarity conducting terminal of storage battery easily, people are referred to as " climbing acid " to this phenomenon.And people find that also the discharge capacity of storage battery has diminished after " climbing acid " phenomenon has appearred in storage battery, and the life-span that made of storage battery has also shortened, and some other characteristic of storage battery has also reduced widely than the storage battery that does not have " climbing acid " phenomenon to occur.
By analysis, " climbing acid " phenomenon appears in storage battery, mainly be because the hermetically-sealed construction of battery terminal is damaged, formed invisible slit, the acidic electrolysis bath that is sealed in battery container inside passes through described slit to exosmosis with the form of gas, stick on the conducting terminal, show as and on conducting terminal, formed white acidic materials.In the reality, the user usually can be not artificially destroy the hermetically-sealed construction of battery terminal, that is to say that there is some structural deficiency in battery terminal of the prior art, makes it in use, occurs " climbing acid " phenomenon easily.Below with Fig. 1 to structure shown in Figure 3, make a concrete analysis of the structure and the manufacture method thereof of battery terminal of the prior art, hope can be found out some the unreasonable parts in battery terminal structure and the manufacture method in this analytic process, and then how thinking solves " climbing acid " problem.
Illustrated in figures 1 and 2 is structure of battery corer figure of the prior art, and battery cover is a cuboid, and battery cover is provided with two terminal holes 1, and terminal hole 1 is a through-hole structure, penetrates into the lower surface of battery cover from the upper surface of battery cover.The top 10 that is connected with the battery cover upper surface in the terminal hole 1 and with bottom 12 that the battery cover lower surface is connected between be connected by cross-sectional area connecting portion 11 from large to small.
Figure 3 shows that battery terminal structure chart of the prior art, described battery terminal is made up of battery cover 2, pole 4, O RunddichtringO 3, conducting terminal 6 and coloring agent layer 5.In factory, adopt following method can make the battery terminal of Fig. 3 structure: steps A, when battery cap, the head of pole 4 is passed the bottom 12 and the connecting portion 11 of terminal hole 1, be located in the top 10 of terminal hole; Step B is pressed into the bottom of terminal hole 1 with O RunddichtringO 3 usefulness pneumatic screwdrivers, and O RunddichtringO 3 closely cooperates with the surface of pole 4, and the upper port of O RunddichtringO 3 is wrapped in the lower end of terminal hole 1; Step C is welded on conducting terminal 6 on the head that is positioned at pole 4; Step D puts coloring agent at twice and forms coloring agent layer 5, at first clicks and enters the coloring agent of a little in terminal hole 1, after coloring agent to be clicked and entered solidifies, mends glue to full in terminal hole 1.The reason of putting glue at twice is, if once in terminal hole 1, click and enter a large amount of coloring agents, then coloring agent time of solidifying longer, in this long curing time, coloring agent easily from the slit between O RunddichtringO 3 and terminal hole 1 and the pole 4 to the inside battery seepage, thereby influence the quality of battery.And click and enter the coloring agent of a little first time, then can control coloring agent and be merely able to be penetrated in the slit of O RunddichtringO 3 and pole 4 and terminal hole 1, and solidify rapidly, with these gap sealings.When preventing to mend glue, additional coloring agent spreads to inside battery by above-mentioned slit.Clicking and entering coloring agent, to also have an effect be the both positive and negative polarity that is used to distinguish battery, and generally in the industry, red coloring agent represent positive pole, and the coloring agent of black is represented negative pole.
Can find after analyzing the manufacture method of above-mentioned battery terminal and structure thereof: said method adopts O RunddichtringO 3 and 5 pairs of battery terminal structure of coloring agent layer to seal.In daily use, owing to the length of the pole 4 that is arranged in battery cover is longer, and it is main between whole pole and the battery cover by the sealing of coloring agent layer, this just causes when battery terminal is subjected to being subjected to applied external force repeatedly than big bang or conducting terminal 6, and the moment of torsion of pole 4 will be bigger, and will be of long duration, to destroy coloring agent layer 5 easily, make it form utmost point slight gap, allow the electrolyte of enclosure interior sealing see through the slit with the form of acid gas to exosmosis, " climbing acid " phenomenon occurs.Simultaneously, also higher to the requirement of O RunddichtringO 3 in the said structure, specific requirement has the type selecting of O RunddichtringO 3 to want accurately, material is reliable, installation will put in place.If one or several in the above-mentioned requirements does not reach requirement, also can increase final manufacturing battery terminal climb sour probability.
Therefore, how the manufacture method and the structure thereof of battery terminal of the prior art are improved, be the direction that the battery manufacturing makes great efforts to seek so that the probability of " climbing acid " phenomenon appears in its reduction or avoid always.
Summary of the invention
The main technical problem to be solved in the present invention is to provide a kind of and can reduce or prevent that the manufacture method and the battery terminal of the battery terminal of " climbing acid " phenomenon from appearring in battery terminal.
For solving the problems of the technologies described above, the invention provides a kind of manufacture method of battery terminal, comprise the steps: steps A, when battery cap, pole is stretched in the terminal hole that is arranged in the battery cover, and described pole and terminal hole being sealed into one with fluid sealant, described terminal hole is the blind hole that surface direction is arranged with that makes progress of the lower surface from described battery cover; Step B, the described terminal hole of milling is to the head that exposes described pole; Step C fixes the head of conducting terminal and described pole, and with coloring agent described pole and conducting terminal is fixed as one.
The cecum of described terminal hole is arranged in the groove Gai Kongzhong that is arranged on battery cover, and described groove lid hole forms to the lower surface depression from the upper surface of described battery cover, among the described step B, is arranged in the part in groove lid hole in the milling terminal hole.
Described step C is specially: after the head of conducting terminal and described pole is fixed, click and enter coloring agent to groove Gai Kongzhong and make pole, conducting terminal and groove lid hole be sealed into one.
When carrying out a some coloring agent among the described step C, adopt that full-automatic quantitatively point gum machine is disposable finishes.
Described steps A specifically comprises: before capping, fluid sealant is coated in the inner surface of terminal hole, when capping, pole is stretched in the described terminal hole, connect by described fluid sealant between pole and the terminal hole wall.
Among the described step B, also the head milling with described pole is up-small and down-big pyramidal structure.
Described fluid sealant is an epoxy resin.
Described coloring agent is an epoxy resin.
Fix by the mode of welding between described conducting terminal and the pole head.
A kind of battery terminal is made by said method.
The invention has the beneficial effects as follows: at first change the terminal hole structure in the battery cover, original through-hole structure is changed to lower surface from the battery cover blind hole structure that surface direction is arranged with that makes progress.The battery cover that adopts said structure is when capping, and is with fluid sealant that terminal hole and electrode column sealing is as a whole.The milling terminal is to the head that exposes pole then, and milling herein is not these whole milling terminal holes, and just the part of milling terminal hole is exposed to the head of pole and got final product.This milling must destroy the hermetically-sealed construction between terminal hole and the pole, but in actual head that has only destroyed pole and the terminal hole and the hermetically-sealed construction between the pole head relevant position, and the head of pole is following and terminal hole between hermetically-sealed construction be not damaged.Simultaneously, the milling terminal hole mainly is for external conducting terminal to the head of the pole that exposes, and conducting terminal can fix by the head of mode such as welding and pole, fixing after, with coloring agent pole and conducting terminal are sealed, form the coloring agent sealant.The user is in the process of using storage battery, battery terminal may be subjected to the influence that bigger vibrations or conducting terminal can be subjected to applied external force for a long time for a long time, these situations all might make the head of pole turn round portion, thereby tear the coloring agent layer, form invisible finedraw.But, because the pole head also is sealed into one by sealant layer and terminal hole with the lower part, the sealing of this part makes the following part of head of pole be fixed on the battery cover tightly, even battery terminal is subjected to being subjected to big applied external force than big bang or conducting terminal, the pole of this part also is not easy to occur the twisting situation, thereby can not destroy the hermetically-sealed construction of this part, make the acid solution that is sealed in battery container inside not played the purpose that prevents " climbing acid " to locating infiltration.Simultaneously, said method and structure compared with the existing, have also been avoided the use of O RunddichtringO, thereby have been saved production cost.
Description of drawings
Fig. 1 is structure of battery corer figure of the prior art;
Fig. 2 is the sectional view of battery cover of the prior art;
Fig. 3 is a battery terminal structure chart of the prior art;
Fig. 4 is the groove lid structure chart in one embodiment of the present invention;
Fig. 5 is the sectional view of the groove lid in one embodiment of the present invention;
Fig. 6 is the preceding battery terminal structure chart of not milling in one embodiment of the present invention;
Fig. 7 is a kind of battery terminal structure chart of implementing in the formula of the present invention;
Figure 8 shows that the milling cutter construction figure that is used for the milling terminal hole in one embodiment of the present invention.
Embodiment
In conjunction with the accompanying drawings the present invention is described in further detail below by embodiment.
Employed structure of battery corer as shown in Figure 4 and Figure 5 in a kind of enforcement formula of the present invention, battery cover is roughly cuboid, be concaved with groove lid hole 13 in the downward surface direction of the upper surface of battery cover, be concaved with terminal hole 1 in the lower surface of the battery cover surface direction that makes progress, terminal hole 1 is a blind hole, and the cecum of terminal hole is arranged in groove lid hole 13, and just the cecum of terminal hole 1 raises up from the bottom surface in groove lid hole 13.Battery in process of production, wherein a step is that battery cover with structure shown in Figure 4 and 5 is fixed on the battery body capping step just.During capping, except fixing, also realize bonding and sealing between battery cover and the battery body by glue by mode such as chimeric.
Figure 6 shows that the not preceding structural representation of milling of battery terminal of the present invention.The method of its formation is, when battery cap, pole 4 stretched in the terminal hole 1, is sealed into one by fluid sealant 7 between terminal hole 1 and the pole 4.Concrete method of operation can be, when battery cap, is coated with covered with fluid sealant 7 on the lower surface of the inner surface of terminal hole 1 and battery cover; When capping, pole 4 is stretched in the terminal hole 1, closely contact with fluid sealant 7.After finishing capping glue 7 curing to be sealed, fluid sealant 7 can make to be realized between pole and the terminal hole wall connecting securely.
The structure chart of battery terminal in Figure 7 shows that the present invention is a kind of and implementing to try.Structure battery terminal shown in Figure 6 is milled pin.When milling pin, mainly mill the part that pin belongs to terminal hole 1 and is arranged in groove lid hole 13,, mill the milling that relates in the pin process the fluid sealant 7 of appropriate section at this up to the head that exposes pole 4.Be understandable that, can also carry out pin to pole head 40 and mill, it is cut be the suitable bright socket cap of the pore size of a diameter and conducting terminal or adopt as shown in Figure 8 milling cutter 8 that pole head 40 is cut to be up-small and down-big pyramidal structure.After cutting of pole head 40 finished, the stiff end and the pole head 40 of conducting terminal 6 is fixing, the stiff end of general conducting terminal 6 has the suitable hole of diameter of a size and pole head 40, on pole head 40, and can realize making conducting terminal 6 and pole 4 fixing this borehole jack with modes such as welding.Conducting terminal 6 also comprises an outside force side, and this end is stretched out in the groove lid hole 13.Click and enter coloring agent 70 to groove Gai Kongzhong then, disposable point is full, can adopt the full-automatic quantitatively disposable point of point gum machine full, treats coloring agent 70 dry closing, conducting terminal 6, and combine together by coloring agent 70 in pole 4 and groove lid hole 13.Can adopt the reason of once putting glue to be herein, utmost point cartridge portion has realized sealing closely by fluid sealant 7 and terminal hole 1 with the lower part, and need not consider that disposable glue is too much the time, coloring agent can be to the situation of inside battery infiltration.Be understandable that, mill in the pin process,, terminal hole is being milled pin to the process of the head that exposes pole, also can form a groove lid hole if groove lid hole is not set above-mentioned.
By said method and structure, make the sealing of battery terminal be divided into two parts, a part is by fluid sealant 7 sealings, another part is by coloring agent 70 sealings.Fluid sealant 7 mainly makes pole head 40 with lower part and battery cover sealing, for mainly preventing to climb the hermetically-sealed construction of acid; The effect of the sealing of coloring agent 70 is to prevent to climb acid, distinguish positive and negative electrode and head, conducting terminal and the battery cover of pole are fixed as one.The user when using storage battery, when the battery terminal structure be given a shock or conducting terminal be subjected to applied external force, the head of pole can twist, and causes tearing of coloring agent, forms finedraw.But, because the pole head has formed good robust structure by fluid sealant with the lower part, and be not easy to be subjected to the influence of exterior vibration or active force, just the pole of this part is not easy twisting, so the hermetically-sealed construction of this part also is not easy to be subjected to outside destruction, just this part still can play good sealing function, prevents to climb the generation of sour situation.Simultaneously, above-mentioned to structure of battery corer improvement and to the improvement of battery terminal manufacture method, removed the use of O RunddichtringO from, saved production cost.Traditional production technology needs twice coloring agent, is not suitable for to adopt fully-automatic equipment to finish, and has restricted production efficiency.The present invention only need put one time coloring agent, can adopt disposable the finishing of full-automatic timing spot gluing equipment.The present invention can also adopt the milling machine mechanism of design specialized to finish automatically when terminal hole is cut, and accelerates formation efficiency.
Above content be in conjunction with concrete execution mode to further describing that the present invention did, can not assert that concrete enforcement of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (10)
1. the manufacture method of a battery terminal, it is characterized in that, comprise the steps: steps A, when battery cap, pole is stretched in the terminal hole that is arranged in the battery cover, and described pole and terminal hole being sealed into one with fluid sealant, described terminal hole is the blind hole that surface direction is arranged with that makes progress of the lower surface from described battery cover; Step B, the described terminal hole of milling is to the head that exposes described pole; Step C fixes the head of conducting terminal and described pole, and with coloring agent described pole and conducting terminal is fixed as one.
2. the manufacture method of battery terminal as claimed in claim 1, it is characterized in that, the cecum of described terminal hole is arranged in the groove Gai Kongzhong that is arranged on battery cover, described groove lid hole forms to the lower surface depression from the upper surface of described battery cover, among the described step B, be arranged in the part in groove lid hole in the milling terminal hole.
3. the manufacture method of battery terminal as claimed in claim 2 is characterized in that, described step C is specially: after the head of conducting terminal and described pole is fixed, click and enter coloring agent to groove Gai Kongzhong and make pole, conducting terminal and groove lid hole be sealed into one.
4. the manufacture method of battery terminal as claimed in claim 3 is characterized in that, when carrying out a some coloring agent among the described step C, adopts that full-automatic quantitatively point gum machine is disposable finishes.
5. the manufacture method of battery terminal as claimed in claim 2 is characterized in that, described steps A specifically comprises: before capping, fluid sealant is coated in the inner surface of terminal hole, when capping, pole is stretched in the described terminal hole, connect by described fluid sealant between pole and the terminal hole wall.
6. as the manufacture method of each described battery terminal in the claim 1 to 5, it is characterized in that among the described step B, also the head milling with described pole is up-small and down-big pyramidal structure.
7. as the manufacture method of each described battery terminal in the claim 1 to 5, it is characterized in that described fluid sealant is an epoxy resin.
8. as the manufacture method of each described battery terminal in the claim 1 to 5, it is characterized in that described coloring agent is an epoxy resin.
9. as the manufacture method of each described battery terminal in the claim 1 to 5, it is characterized in that, fix by the mode of welding between described conducting terminal and the pole head.
10. a battery terminal is characterized in that, adopts and makes as each described method in the claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100416545A CN102110800A (en) | 2011-02-21 | 2011-02-21 | Manufacturing method of battery terminal and battery terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100416545A CN102110800A (en) | 2011-02-21 | 2011-02-21 | Manufacturing method of battery terminal and battery terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102110800A true CN102110800A (en) | 2011-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100416545A Pending CN102110800A (en) | 2011-02-21 | 2011-02-21 | Manufacturing method of battery terminal and battery terminal |
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| Country | Link |
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| CN (1) | CN102110800A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102244213A (en) * | 2011-05-30 | 2011-11-16 | 肇庆理士电源技术有限公司 | Battery |
| CN104064723A (en) * | 2013-08-16 | 2014-09-24 | 超威电源有限公司 | Storage battery, mounting method for battery terminal of storage battery and electric vehicle |
| CN104577027A (en) * | 2014-12-17 | 2015-04-29 | 超威电源有限公司 | Valve-regulated acid storage battery and assembly process thereof |
| CN105024036A (en) * | 2014-04-30 | 2015-11-04 | 超威电源有限公司 | Lead-acid storage battery and electric car using such lead-acid storage battery |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0343333A1 (en) * | 1988-05-27 | 1989-11-29 | F.I.A.M.M. - FABBRICA ITALIANA ACCUMULATORI MOTOCARRI MONTECCHIO S.p.A. | Electrical connection of the terminal posts of a lead-acid battery to the exterior |
| CN2935481Y (en) * | 2006-07-12 | 2007-08-15 | 深圳市雄韬电源科技有限公司 | Sealed structure of accumulator electrode column |
-
2011
- 2011-02-21 CN CN2011100416545A patent/CN102110800A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0343333A1 (en) * | 1988-05-27 | 1989-11-29 | F.I.A.M.M. - FABBRICA ITALIANA ACCUMULATORI MOTOCARRI MONTECCHIO S.p.A. | Electrical connection of the terminal posts of a lead-acid battery to the exterior |
| CN2935481Y (en) * | 2006-07-12 | 2007-08-15 | 深圳市雄韬电源科技有限公司 | Sealed structure of accumulator electrode column |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102244213A (en) * | 2011-05-30 | 2011-11-16 | 肇庆理士电源技术有限公司 | Battery |
| CN104064723A (en) * | 2013-08-16 | 2014-09-24 | 超威电源有限公司 | Storage battery, mounting method for battery terminal of storage battery and electric vehicle |
| CN104064718A (en) * | 2013-08-16 | 2014-09-24 | 超威电源有限公司 | Lead-acid storage battery and electric vehicle applying same |
| CN104064718B (en) * | 2013-08-16 | 2017-01-04 | 超威电源有限公司 | A kind of lead-acid accumulator and apply the electric motor car of this accumulator |
| CN105024036A (en) * | 2014-04-30 | 2015-11-04 | 超威电源有限公司 | Lead-acid storage battery and electric car using such lead-acid storage battery |
| CN104577027A (en) * | 2014-12-17 | 2015-04-29 | 超威电源有限公司 | Valve-regulated acid storage battery and assembly process thereof |
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Application publication date: 20110629 |