CN203607886U - Portable mobile power supply for charging mobile terminal - Google Patents
Portable mobile power supply for charging mobile terminal Download PDFInfo
- Publication number
- CN203607886U CN203607886U CN201320747752.5U CN201320747752U CN203607886U CN 203607886 U CN203607886 U CN 203607886U CN 201320747752 U CN201320747752 U CN 201320747752U CN 203607886 U CN203607886 U CN 203607886U
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- Prior art keywords
- battery
- polarity
- cylindrical battery
- portable
- contact rod
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Abstract
The utility model discloses a portable mobile power supply for charging a mobile terminal. The portable mobile power supply comprises a housing, a boost circuit board, a charging interface and an electricity taking device; the electricity taking device is connected with the boost circuit board, and the boost circuit board is connected with the charging interface; the housing is provided with an opening for allowing a cylindrical battery to partially insert and an accommodating cavity; and the electricity taking device comprises a polarity contact sheet and polarity contact rods, and the front of each polarity contact rod is provided with an elastic electricity taking needle. When one end, close to score line grooves, of the cylindrical battery is inserted into the accommodating cavity, a portion, below the score line grooves, of the cylindrical battery is exposed out of the housing, the polarity contact sheet is contacted with a polarity terminal of the cylindrical battery, and the elastic electricity taking needle at the front of each polarity contact rod pierces a piece of packing paper of the cylindrical battery and is abutted against a metal outer wall in the score line grooves. The portable mobile power supply has the beneficial effects that a special battery electricity taking device is designed according to a special battery structure of an alkaline battery, so that a traditional battery chamber required for a mobile battery is saved, size is largely reduced, and the portable mobile power supply is ultraportable.
Description
Technical field
The utility model relates to a kind of portable power source of dry cell power supply, especially relates to a kind of portable power source of portable mobile termianl charging use.
Background technology
Mobile terminal typically uses after use that charger using civil power as power supply charges, but under many circumstances, in the time that mobile terminal need to charge, near there is no alternating current, or do not carry special charger, at this moment just need to use a kind of portable mobile charging power supply to charge for it.Portable mobile charging power supply (abbreviation portable power source) is mainly in the case of not having condition to use charger take civil power as power supply charges, as at train, automobile, aircraft etc. during the journey, and do not carry in the situation of charger of this use civil power, be mobile terminal charging.This charger uses battery as power supply, and the battery of its use is divided into disposable primary cell and two kinds of the secondary cells that can charge, and is mainly at present to use the lithium ion battery that can charge as power supply.At ordinary times these lithium ion batteries are full of to electricity, are charged by inner charged electrical as power supply by it.The portable power source of this use secondary cell has a shortcoming, before using exactly, need oneself to charge, once and be not full of before use electricity or because service time is long, battery runs out, just cannot be again for mobile terminal have charged.Once there is a kind of portable power source that uses disposable alkaline dry battery for this reason, this portable power source has successfully solved and has used secondary cell this problem as power supply, because battery can buy or use alkaline battery for subsequent use to continue as mobile terminal charging on the spot after being finished.But this charger also exists the contradiction between the control of charger volume and alkaline battery capacity.Past attempts has the portable power source that uses No. five alkaline batteries of two joints, although can accept on volume, alkaline battery capacity is little due to No. five, and only two joint No.5 cells to mobile terminal charging capacity just obviously not.If increase the quantity of battery, or No.5 cell is changed into No. two or a battery, the volume of portable power source can increase, thereby affects the portability of charger.
This is because portable power source is to pack battery into its inner battery compartment, and the battery that therefore packs in portable power source is more, battery is larger, and the volume of portable power source is also just larger, and its portability is also just poorer.
Dry cell is divided into many types, and modal is columniform alkaline battery, and one end of cylindrical alkaline battery is positive terminal, and the other end is negative terminal, and the entirety of its metal stack shell is anodal, just at the periphery bag of stack shell the wrapping papers made of one deck plastics.Be provided with annular groove groove (annular groove groove is to limit for the position to battery current collector) with it near the metal cylinder of negative terminal.Also there is not at present relevant document to disclose, by designing mobile phone portable power source so that its volume is smaller and more exquisite for structure research of battery, carry more convenient.
Summary of the invention
Technical problem to be solved in the utility model is to provide the portable power source of a kind of volume portable mobile termianl charging use less and easy to use.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of portable power source of portable mobile termianl charging use, comprise housing, booster circuit plate, charging inlet and electricity getting device, described electricity getting device is connected with described booster circuit plate, described booster circuit plate is connected with charging inlet, described housing has one for local opening and the container cavity inserting of cylindrical battery, described electricity getting device comprises that polarity connection contact and front end are provided with the polarity contact rod of elasticity power taking pin, in the time that on cylindrical battery, that end near groove groove inserts in described container cavity, on cylindrical battery, the following part of groove groove is exposed outside housing, described polarity connection contact and the polar end sub-connection of cylindrical battery, after the wrapping paper of the broken cylindrical battery of elasticity power taking acupuncture of polarity contact nose, withstand in groove groove.
Described container cavity is between first lug boss and the second lug boss at housing two ends, in the first described lug boss, be provided with the polarity contact rod described at least one, in the second described lug boss, be provided with at least one auxiliary contact rod, the front end of described auxiliary contact rod is provided with elasticity pricker, and described elasticity pricker withstands in groove groove after puncturing the wrapping paper of cylindrical battery.In elasticity pricker on auxiliary contact rod and the common metal outer wall of stinging in groove groove of the elasticity power taking pin on polarity contact rod, cylindrical battery is fixed on portable power source.
On described booster circuit plate, draw the first wire and be connected with polarity connection contact, draw the second wire and be connected with polarity contact rod on described booster circuit plate, described polarity connection contact is positioned at the bottom of container cavity.Auxiliary contact rod not with circuit communication, it plays the effect of stationary cylinder battery together with polarity contact rod.
Described polarity contact rod is identical with the structure of auxiliary contact rod, described polarity contact rod comprises metal cylinder, spring and elasticity power taking pin, described spring is positioned at the cavity of metal cylinder, described elasticity power taking pin is arranged on the front end of metal cylinder, described elasticity power taking pin is connected with described spring, described elasticity power taking pin can be retracted within the cavity of metal cylinder, and metal cylinder is connected with the second wire.When needs by cylindrical battery when portable power source takes off, elasticity power taking pin and elasticity pricker are extruded, in its part indentation metal cylinder, spring is now in compressive state.
In described housing, have a cavity, described booster circuit plate and charging inlet are positioned at described cavity.
Described charging inlet is USB interface.
Compared with prior art, while the utility model has the advantages that portable power source from battery electricity-taking, do not need whole battery to be encased in mobile battery, and only need to be by the above partial insertion of groove groove of battery in mobile cavity, because the volume of common battery is more much bigger than the other parts of portable power source, therefore the volume of the body of portable power source just dwindles greatly.After mobile terminal charging, battery directly can be extracted in housing, use also very convenient.Unload portable power source volume and weight after battery less, can hang in key-ring and carry.Battery can be deposited in addition, and simultaneously because dry cell is easily bought, therefore this portable power source is very practical.
The metal outer wall power taking that is selected in the groove groove location of cylindrical battery is to have considered two factors: 1, between the metallic walls of groove groove and wrapping paper, have one section of obvious gap, power taking pin can penetrate easily in the metallic walls that wrapping paper directly touches groove groove; Other positions, are close to due to wrapping paper and metal outer wall, and power taking pin is difficult to penetrate wrapping paper and directly contacts with metal outer wall.2, the sunk structure of groove groove, is more conducive to by power taking pin and pricker, battery is fixed on portable power source, or establishes salient point in cavity inner side again or convex line blocks battery.
The utility model, according to the special battery structure of alkaline battery, has designed special battery electricity-taking device, thereby has saved the essential battery compartment of common mobile battery, has significantly reduced volume, thereby has super portable feature.Portable power source of the present utility model does not need to pack into battery in the time not using, now the volume of portable power source only has 1/5 ~ 1/3 of battery volume, can put into easily any travelling bag or carry, therefore the portability of mobile charging power supply improves greatly.
Meanwhile, mobile charging power supply of the present utility model only limits to use single battery as power supply, by booster circuit, the Moving electrical equipments such as mobile phone is charged, and guarantees the uninterrupted operation with mobile terminal.
Accompanying drawing explanation
Fig. 1 is the cutaway view of cylindrical battery;
Fig. 2 is fundamental diagram of the present utility model;
Fig. 3 is stereogram of the present utility model;
Fig. 4 is that cylindrical battery is contained in the schematic diagram after the utility model;
Fig. 5 is cutaway view of the present utility model;
Fig. 6 is that cylindrical battery is contained in the cutaway view after the utility model;
Fig. 7 is the structure chart of polarity contact rod of the present utility model;
Fig. 8 is A place enlarged drawing in Fig. 6.
Embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
Battery cross-sectional profile figure as seen in Figure 1, wrapping paper 12 is the label paper of battery outer package, is a kind of aluminium membrane material, it is wrapped in battery steel shell (positive pole and cell body) outside.And battery steel shell (positive pole and cell body) is because the reason of sealing sealing is groove groove 10 in the space that has an indent.In the situation that not having hard thing to support, aluminium film trade mark is very easy to by needle-like, without scratching, based on this principle, the position of anodal power taking to be selected in to the groove groove place by indent.The position of negative pole power taking is the same with common negative pole brace, has been selected in the negative pole end of battery.
A kind of portable power source of portable mobile termianl charging use, comprise housing 1, booster circuit plate 2, charging inlet 3 and electricity getting device, electricity getting device is connected with booster circuit plate 2, booster circuit plate 2 is connected with charging inlet 3, housing 1 has one for local opening 4 and the container cavity 5 inserting of cylindrical battery 9, electricity getting device comprises that polarity connection contact 6 and front end are provided with the polarity contact rod 8 of elasticity power taking pin or power taking sheet 7, when that end near groove groove 10 on cylindrical battery 9 inserts container cavity 5 when interior, on cylindrical battery 9, the following part of groove groove 10 is exposed outside housing 1, polarity connection contact 6 is connected with the polarity terminal 11 of cylindrical battery 9, the elasticity power taking pin 7 of polarity contact rod 8 front ends withstands in groove groove 10 after puncturing the wrapping paper 12 of cylindrical battery 9.
When that end near groove groove 10 on cylindrical battery 9 inserts container cavity 5 when interior, on cylindrical battery 9, the following part of groove groove is exposed outside housing 1, the polar end sub-connection of polarity connection contact 6 and cylindrical battery 9, the elasticity power taking pin 7 of polarity contact rod 8 front ends withstands in groove groove 10 after puncturing the wrapping paper of cylindrical battery 912, the metal outer wall at groove groove 10 places of cylindrical battery 9 is contrary with the polarity of this polarity terminal, this portable power source can power taking from this cylindrical battery 9, without whole battery is put in housing, the small part that only need to insert cylindrical battery, therefore can dwindle widely the volume of portable power source.
On booster circuit plate 2, draw the first wire 21 and be connected with polarity connection contact 6, draw the second wire 22 and be connected with polarity contact rod 8 on booster circuit plate 2, described polarity connection contact is positioned at the bottom of container cavity.Polarity connection contact is for having flexible sheet metal.
Circuit function on booster circuit plate: the electric current that (alkaline battery) cylindrical battery is drawn is by regulating circuit furnishing mobile terminal required voltage, the normally normal voltage of USB mouth.USB interface is for powering to mobile terminals such as mobile phones.
Portable power source volume of the present utility model is extra small, and volume only has 1/5 ~ 1/3 of single-unit dry cell volume, generally only has the thickness of 10 ~ 15mm, and diameter is also only than the thick 2 ~ 5mm of column type dry cell diameter.Similar key chain size, super portable, and can be used as the jewelry of key ring.
Claims (6)
1. the portable power source of a portable mobile termianl charging use, comprise housing, booster circuit plate, charging inlet and electricity getting device, described electricity getting device is connected with described booster circuit plate, described booster circuit plate is connected with charging inlet, it is characterized in that described housing has one for local opening and the container cavity inserting of cylindrical battery, described electricity getting device comprises that polarity connection contact and front end are provided with the polarity contact rod of elasticity power taking pin, in the time that on cylindrical battery, that end near groove groove inserts in described container cavity, on cylindrical battery, the following part of groove groove is exposed outside housing, described polarity connection contact and the polar end sub-connection of cylindrical battery, after the wrapping paper of the broken cylindrical battery of elasticity power taking acupuncture of polarity contact nose, withstand in groove groove.
2. the portable power source of a kind of portable mobile termianl charging use according to claim 1, it is characterized in that described container cavity is between first lug boss and the second lug boss at housing two ends, in the first described lug boss, be provided with the polarity contact rod described at least one, in the second described lug boss, be provided with at least one auxiliary contact rod, the front end of described auxiliary contact rod is provided with elasticity pricker, and described elasticity pricker withstands in groove groove after puncturing the wrapping paper of cylindrical battery.
3. the portable power source of a kind of portable mobile termianl charging use according to claim 2, it is characterized in that on described booster circuit plate, drawing the first wire is connected with polarity connection contact, on described booster circuit plate, draw the second wire and be connected with polarity contact rod, described polarity connection contact is positioned at the bottom of container cavity.
4. the portable power source of a kind of portable mobile termianl charging use according to claim 3, it is characterized in that described polarity contact rod is identical with the structure of auxiliary contact rod, described polarity contact rod comprises metal cylinder, spring and elasticity power taking pin, described spring is positioned at the cavity of metal cylinder, described elasticity power taking pin is arranged on the front end of metal cylinder, described elasticity power taking pin is connected with described spring, described elasticity power taking pin can be retracted within the cavity of metal cylinder, and metal cylinder is connected with the second wire.
5. the portable power source of a kind of portable mobile termianl charging use according to claim 4, is characterized in that having a cavity in described housing, and described booster circuit plate and charging inlet are positioned at described cavity.
6. the portable power source of a kind of portable mobile termianl charging use according to claim 5, is characterized in that described charging inlet is USB interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320747752.5U CN203607886U (en) | 2013-11-22 | 2013-11-22 | Portable mobile power supply for charging mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320747752.5U CN203607886U (en) | 2013-11-22 | 2013-11-22 | Portable mobile power supply for charging mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203607886U true CN203607886U (en) | 2014-05-21 |
Family
ID=50720546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320747752.5U Withdrawn - After Issue CN203607886U (en) | 2013-11-22 | 2013-11-22 | Portable mobile power supply for charging mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203607886U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103618348A (en) * | 2013-11-22 | 2014-03-05 | 中银（宁波）电池有限公司 | Mobile power source for charging portable mobile terminal |
-
2013
- 2013-11-22 CN CN201320747752.5U patent/CN203607886U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103618348A (en) * | 2013-11-22 | 2014-03-05 | 中银（宁波）电池有限公司 | Mobile power source for charging portable mobile terminal |
| CN103618348B (en) * | 2013-11-22 | 2016-04-27 | 中银（宁波）电池有限公司 | A kind of portable power source of portable mobile termianl charging |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140521 Effective date of abandoning: 20160427 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |