CN1402364A - Cell - Google Patents
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- Publication number
- CN1402364A CN1402364A CN02130469A CN02130469A CN1402364A CN 1402364 A CN1402364 A CN 1402364A CN 02130469 A CN02130469 A CN 02130469A CN 02130469 A CN02130469 A CN 02130469A CN 1402364 A CN1402364 A CN 1402364A
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- CN
- China
- Prior art keywords
- battery
- casting mold
- forming section
- cell device
- mold forming
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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 provides a battery, in which a circuit board and electrode terminals are fixed integrally to a battery cell by a molded part that can be firmly fixed to the battery cell. In the battery A, the circuit board is arranged along the surface of the battery cell 1, and the circuit board is buried in the molded part 2 and is fixed integrally to the battery cell 1. The molded part 2 is formed as a bar shape extending along the surface of the buttery cell, and a remaining gate 4 is formed in almost the middle between both ends of the molded part 2.
Description
Technical field
The present invention relates to a kind of battery that is used for portable end equipment etc., particularly relate to a kind of battery that in cell device, forms the casting mold forming section.
Background technology
Use in the past, at cell device various circuit boards are set, as corresponding overcurrent, the battery that protective circuit plate etc. is set is as the battery that end equipment is used that carries of portable telephone set etc.From handled easily and design point of view, common this battery utilizes castable resin that the foregoing circuit plate is bonded in cell device they is become one.
An example of the above-mentioned battery in the past of expression among Fig. 4 to Fig. 7, the symbol 1 among Fig. 4 is represented cell device, and symbol 2 is represented the casting mold forming section.Cell device 1 forms approximate tabular shape, and its almost entire portion all covers by the box 3 of aluminum, and this box 3 constitutes anodal, and forms not shown negative pole on the side of box 3.In addition, in the casting mold shaping course of processing, leave the approximate center portion at casting mold forming section 2 two ends and near the center of its Width, form cast gate seal 4.
Fig. 5 is the cross sectional shape of casting mold portion.As above-mentioned, symbol 1 is represented cell device, and symbol 2 is represented the casting mold forming section.In addition, as above-mentioned, near the center, end of casting mold forming section 2, form cast gate seal 4.
As shown in Figure 6 and Figure 7, in the side of cell device 15 mounting circuit boards 6.In base main body 10, circuit board 6 has loaded various electronic units 11, and along the side 5, and the base main body 10 that be arranged in parallel then by double-sided adhesive band 12, is attached to the inside of this base main body 10 on the side 5, thereby circuit board 6 is installed on the cell device 1.
By electrode terminal 13, circuit board 6 and cell device 1 are electrically connected.That is, fixing output daughter board 15 on the side 14 of the box 3 of cell device 1, and input daughter board 16 is set on the end of base main body 10.Be electrically connected by electrode terminal 13 between output daughter board 15 and the input daughter board 16.
In addition, from the power supply of cell device 1 and circuit board 6 outputs,, take out by terminal organ 25 by output cable 24 as shown in Figure 4.
In addition, in said structure, the cast gate seal 4 at casting mold forming section 2 after casting mold is shaped forms protuberances 26, and this protuberance 26 can cut away with instruments such as pliers after being shaped.
But, in battery manufacture process in the past, especially in the casting mold forming process, because the pipeline that is used for to the metal pattern casting resin is the approximate center portion position that protuberance 26 is positioned at the two ends of leaving casting mold forming section 2, so be poured in the metal pattern and be divided into the resin of left and right sides two-way, gap appears in the distance that reaches the end.Thus, resin temperature sharply descended before the resin in metal pattern spread out fully, hindered the bonding of resin, and thus, as shown in Figure 4, was created near the leading section 2a, the problem that casting mold forming section 2 comes off from cell device 1 easily.
In addition, in above-mentioned battery, when casting mold forming section 2 comes off from cell device 1, this can not be offered market as commodity, simultaneously because being difficult to decompose utilizes again, thus there is the finished product rate variance of battery, and bring the very problem of large economy loss.
In addition, because raised part 26 is positioned near the central portion of Width of casting mold forming section 2, so, in the rupturing operation of the protuberance 26 after casting mold is shaped and the operation of deburring, the side that exists the sword line of instrument such as pliers to run into casting mold forming section 2, the problem of difficulty thereby overslaugh operation, its operation become.
Summary of the invention
The present invention has considered the problems referred to above, and its purpose is, is passing through the casting mold forming section, and circuit board and electrode terminal are bonded in the battery that becomes one on the cell device, and the battery that the casting mold forming section more firmly can be bonded on the cell device is provided.
In order to achieve the above object, the invention provides following method.
The present invention's 1 battery is, along the cell device surface circuit board is set, and this circuit board is embedded in this casting mold forming section, become one with above-mentioned cell device, it is characterized in that, above-mentioned casting mold forming section is the rectangle that prolongs along above-mentioned surface, and the substantial middle portion at its both ends forms the cast gate seal.
In the battery of foregoing invention, because the about central portion at casting mold forming section both ends forms the cast gate seal, so this position can be used as various signs.For example, when selling, in the surperficial attachment labels of cell device, so center mark that can be when attaching this label and using as product.
In addition, when cutting away protuberance, if do not excise fully from root, and some length is stayed the time in excision slightly, then can enough its residual fractions prevents the rib that becomes flexible when packing battery in box.At this moment, because this prevents the rib that the becomes flexible central portion at the casting mold forming section,, also can keep battery on box inner equilibrium ground so only use above-mentioned place's rib.
In addition, during manufacturing with resin-cast in the casting mold forming process of metal pattern, because on about central part at the two ends of casting mold forming section, form the cast gate seal, so deflection can not take place when carrying out resin-cast.Therefore, can carry out the cast of resin reposefully, and the casting mold shaped state is good, does not have the rapid decline of resin temperature, and the casting mold forming section can be firmly bonding, prevents that it from coming off.
Thus, the rate of finished products of goods is good, and can reduce economic loss.
The present invention's 2 is characterised in that in the present invention's 1 described battery, above-mentioned cell device forms approximate plate-like shape, and above-mentioned casting mold forming section is along the side formation of this battery.
According to the battery of foregoing invention, during manufacturing with resin-cast in the casting mold forming process of metal pattern, because the width dimensions of casting mold forming section is little, so the tendency of the cast difficulty of resin.But, because cast gate impression is formed in approximately the corresponding position of central part with a limit of above-mentioned rectangular shape, thus deflection can not take place during casting resin, thus can carry out the cast of resin reposefully, casting mold is shaped well.
The present invention's 3 is characterised in that in the present invention's 2 described batteries, above-mentioned cast gate impression is formed in the ora terminalis of casting mold forming section Width.
According to battery of the present invention, because cast gate impression is formed in the ora terminalis of casting mold forming section Width, so cut off easily.This is because the protuberance that is formed at the par with cut-out is compared, and does not bump the reason of the blade etc. of periphery when cutting off the protuberance in bight, can simplify the rupturing operation of protuberance and the operation of deburring thus, and can enhance productivity.
As mentioned above, in the present invention's 1 battery, be shaped by casting mold, circuit board and cell device are become one, because about central portion forms the cast gate seal at the two ends of casting mold forming section, thus can be with its position during as attachment labels various marks such as center mark and use.
In addition, when cutting away protuberance,, then can enough its residual fractions prevent the rib that becomes flexible when in box, packing battery into if some length is stayed the time in excision slightly.At this moment, because this prevents the central portion of the rib of loosening usefulness at the casting mold forming section,, also can keep battery on box inner equilibrium ground so only use above-mentioned place's rib.Therefore, in the time of can suppressing to use because loosening and mobile battery.
In addition, casting mold is shaped and adds man-hour, can not take place to carry out resin-cast on the bias, and can prevent the rapid decline of resin temperature, and prevent near casting mold forming section coming off leading section.Thus, the rate of finished products of goods is good, and can reduce economic loss.
In addition, according to the present invention 2, cell device forms approximate plate-like shape, because cast gate impression is formed in about central portion on a limit of plate formboard, so, casting mold is shaped and adds man-hour, and is little with the width dimensions of casting mold forming section and the situation resin-cast variation is compared, and the inflow of resin becomes steadily and that casting mold is shaped is good.
In addition, according to the present invention 3 because cast gate impression is formed in the ora terminalis of the Width of casting mold forming section,, and can enhance productivity so can simplify the rupturing operation of protuberance and the operation of deburring.
Description of drawings
Fig. 1 is the oblique view of the battery of a kind of embodiment of the present invention.
Fig. 2 is the cutaway view of battery major part shown in Figure 1.
Fig. 3 is expression battery and the figure that relates to the metal pattern of its manufacturing shown in Figure 1, the schematic configuration diagram of expression resin flows state.
Fig. 4 is the oblique view of a routine battery in the past.
Fig. 5 is the cutaway view of the major part of the battery represented among Fig. 4.
Fig. 6 is the oblique view of the major part of the battery represented among Fig. 4.
Fig. 7 is the amplification view of the major part of the battery represented among Fig. 4.Among the figure, 1-cell device, 2-casting mold forming section, the 3-box, 4-cast gate seal, 5-cell device 1 side, the 6-circuit board, 10-base main body, 11-electronic unit, the 12-two-sided tape, 13-electrode terminal, 14-side, 15-output daughter board, 16-input daughter board, 20-fixed part, the 21-leading-out portion, 22-bend, 23-fixed part, the 24-output cable, 25-terminal organ, 26-protuberance, the 27-metal pattern, 30-metal pattern side, 31-nozzle, the 32-cast gate, 33-space, 2a-leading section, the base portion of 2b- cell device 1,2c-be along the sidepiece of the minor face of cell device 1, the end in 33a-space, T1-top size, the following size of T2-, the length dimension of T3-protuberance, the width dimensions of T4-protuberance
Embodiment
Below, with reference to description of drawings a kind of embodiment of the present invention.Fig. 1 and Fig. 2 are that this invention is applied to carry end equipment with on the battery for the figure of a kind of embodiment of expression.Carry the electrode terminal (not shown) that end equipment possesses cell device 1, is installed on the circuit board (not shown) in this cell device 1 and above-mentioned cell device 1 and circuit board are electrically connected with battery A (battery) shown in Fig. 1, and by battery forming section 2, circuit board and electrode terminal be bonding becoming one on cell device 1 respectively.
In addition because in the battery shaping course of processing, form near the end central authorities of battery forming section 2 protuberance 26, so, cut off this part of finished product after its section become cast gate seal 4.These basic structures are same as the basic structure of product in the past represented among above-mentioned Fig. 4 to Fig. 7.
In addition, at this moment, battery forming section 2 is by being constituted along the base portion 2b on the long limit of cell device 1 with along the sidepiece 2c of cell device 1 minor face.
Fig. 2 makes to comprise protuberance 26 and cast gate and print 4 ground and cut open and carry the cutaway view of end equipment after with battery A, expresses the position relation between cell device 1, battery forming section 2 and the cast gate seal 4.Straight line B is the straight line of expression metal pattern die joint, and metal pattern is metal pattern 1 and metal pattern 2 (not shown) by this line by minute mould.
In addition, in Fig. 1 to Fig. 3,, and omitted explanation with the identical symbol of mark on the structure same section represented in Fig. 4 to Fig. 7.
Carrying end equipment with battery A is, the position of battery forming section 2 and cast gate formed thereon seal 4 is different from counterpart represented among Fig. 4 to Fig. 7.
That is, as shown in Figure 2, when the top size is made as T1, when following size was made as T2, the section of battery forming section 2 satisfied the conditional of T1＞T2, has the shape of expanding upward from the below, and in addition, cast gate seal 4 is formed at the ora terminalis of Width.
Fig. 3 represents that the battery shaping adds above-mentioned metal pattern 27, cell device 1, the circuit board 6 that carries end equipment with battery A in man-hour, and accommodates cell device 1 and the circuit board 6 that is enclosed in wherein in metal pattern 27.Metal pattern 27 is in the both ends central authorities towards the metal pattern side 30 of circuit board 6, possesses as the nozzle 31 of resin injection portion with as the cast gate 32 of its pipeline, and be formed for the space 33 of shaped battery forming section 2 between metal pattern 27 and cell device 1.
According to said structure, when carrying the casting mold shaping of end equipment usefulness battery A, supply with the resin that is initially located in molten condition from nozzle 31 to metal pattern 27 from cast gate 32.At this moment, because cast gate 32 is positioned at the corresponding position of about central authorities with the base portion 2b of cell device 1, so resin branches into the left and right directions of figure, the end direction to cell device 1 advances respectively.Then, resin changes direction of advance, advances to the sidepiece 2c along the minor face of cell device 1, arrives the end 33a in space at last.When filling this resin, because begin to supply with resin, so potting resin reposefully from about central authorities of resin pipeline.
Like this, by finishing to cool off resin under the state of filling, finish shaping.The end equipment that carries after the shaping possesses with battery A, the protuberance of representing with 2 dot dot dash in Fig. 1 26.Forming process finishes the back and cuts off this protuberance 26 with instruments such as pliers.At this moment, if the length T 3 of the protuberance shown in Fig. 2 26 and width T4 satisfy the condition of T3＜3.5mm and T4＜1mm respectively, then can cut off, so preferably in this size range with commercially available instruments such as pliers.
According to the above-mentioned end equipment battery A that carries, because on the central portion of the base portion 2b of battery forming section 2, form cast gate seal 4, so can use this cast gate seal 4 as various marks.For example, carry end equipment with battery A during as the product export sold on the market, in the surperficial attachment labels of cell device 1, and can this cast gate seal 4 when attaching this label the center and use.
In addition, when battery is shaped back excision protuberance, be not to excise fully from root, if stay some length during excision slightly, then can enough its residual fractions be made in the preventing loosening rib of using when packing battery in the box into.At this moment, use rib,, still,, only also can keep battery on box inner equilibrium ground with place's rib because this rib is positioned at the central portion of battery casting mold forming section so the tendency that is difficult to stably keep battery is arranged because have only a place to prevent to become flexible.
In addition, carrying end equipment at this uses among the battery A, when casting mold is shaped, because near the central authorities of the base portion 2b of casting mold forming section 2, fill, so resin is from the leading section 2a of cast gate with identical distance arrival battery forming section 2, avoid the rapid decline of resin temperature, thereby can prevent, the filling of end distance greater than the filling of the other end apart from the time, the coming off of the battery forming section 2 that produces in end of its long side.
Therefore, the rate of finished products height of product, and can reduce economic loss.
In addition, as shown in Figure 2 because the die joint of metal pattern 27 and cell device 1 above become same plane, so, after the battery casting mold is shaped, even produce burr, because it becomes the Width end of battery casting mold forming section 2, thus can the time operation of deburring become very simple.Equally, the excision of protuberance 26 operation also becomes easy.
In addition, described in the above-described embodiments is to carry end equipment battery A, and the present invention also can be applied in the battery that various electrical equipment use.
Claims (3)
1, a kind of battery is provided with circuit board along the cell device surface, and buries this circuit board underground at the casting mold forming section, become one with above-mentioned cell device, it is characterized in that above-mentioned casting mold forming section is the rectangle that prolongs along above-mentioned surface, and the about central portion at its both ends forms the cast gate seal.
2, battery according to claim 1 is characterized in that, above-mentioned cell device forms tabular, and above-mentioned casting mold forming section is the side formation along this battery.
3, battery according to claim 2 is characterized in that, above-mentioned cast gate impression is formed on the ora terminalis of casting mold forming section Width.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001254921A JP3737401B2 (en) | 2001-08-24 | 2001-08-24 | battery |
| JP2001254921 | 2001-08-24 | ||
| JP2001-254921 | 2001-08-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1402364A true CN1402364A (en) | 2003-03-12 |
| CN1223023C CN1223023C (en) | 2005-10-12 |
Family
ID=19083000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021304696A Expired - Lifetime CN1223023C (en) | 2001-08-24 | 2002-08-21 | Cell |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP3737401B2 (en) |
| CN (1) | CN1223023C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4075853B2 (en) * | 2004-05-21 | 2008-04-16 | ブラザー工業株式会社 | Electronics |
| JP2007179824A (en) * | 2005-12-27 | 2007-07-12 | Kyocera Corp | Battery and method of manufacturing battery |
| JP2008117654A (en) * | 2006-11-06 | 2008-05-22 | Sony Corp | Battery pack |
| JP7466183B2 (en) | 2020-03-30 | 2024-04-12 | 帝国通信工業株式会社 | Case with built-in circuit board with terminals |
-
2001
- 2001-08-24 JP JP2001254921A patent/JP3737401B2/en not_active Expired - Lifetime
-
2002
- 2002-08-21 CN CNB021304696A patent/CN1223023C/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP3737401B2 (en) | 2006-01-18 |
| JP2003068256A (en) | 2003-03-07 |
| CN1223023C (en) | 2005-10-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20051012 |