CN201655878U - Reverse connection protection device of battery - Google Patents
Reverse connection protection device of battery Download PDFInfo
- Publication number
- CN201655878U CN201655878U CN2010201201471U CN201020120147U CN201655878U CN 201655878 U CN201655878 U CN 201655878U CN 2010201201471 U CN2010201201471 U CN 2010201201471U CN 201020120147 U CN201020120147 U CN 201020120147U CN 201655878 U CN201655878 U CN 201655878U
- Authority
- CN
- China
- Prior art keywords
- battery
- sheet metal
- protection device
- plastic parts
- conductive spring
- 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.)
- Expired - Lifetime
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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 utility model relates to a reverse connection protection device of a battery, which comprises a metal sheet (10), plastic pieces (20) and a conductive spring (30), and is characterized in that both sides of the metal sheet (10) are symmetrically provided with the fixed plastic pieces (20) and a fixed buckle (12) connected with the conductive spring (30); terraces (23) are arranged in the central holes of the conductive spring (30); the upper surface of each plastic piece (20) is provided with a limit groove (21) embedded in the metal sheet (10), and the lower surface thereof is provided with a positioning ring (25); and the conductive spring (30) is sleeved on the positioning ring (25). The reverse connection protection device of the battery has the beneficial effects of having small size and simple structure, being easily realized, meeting the requirements of high cost performance, extremely small size and multi-functional flashlight, thoroughly solving the problem of damage of reverse and error connection in battery serial connection and use to a circuit, thoroughly solving battery liquid leakage or battery explosion caused by high-current and self-discharge of a power supply, and realizing the elastic contact between the battery and the tail of a tube.
Description
Technical field
The utility model relates to a kind of battery reverse connecting protection device, refers more particularly to a kind of battery reverse connecting protection device of zero energy loss.
Background technology
Contain two electrode connection terminals on traditional battery, the electrode connection terminal is divided into positive pole and negative pole.In use, need be with the both positive and negative polarity correspondence of two batteries, and reverse battery place in circuit situation usually can take place in the actual life; circuit is damaged; even the big electric current self discharge of power supply meeting causes battery leakage or blast, and the idle discharge of power supply has also caused energy waste.The existing conventional battery powered apparatus is flashlight particularly, and not anti-reverse battery access infrastructure or protection are not thorough.The conventional anti-reverse meeting of electronic circuit causes energy loss, and this energy loss is unacceptable on the LED flashlight especially.
The utility model content
It is a kind of simple in structure that the utility model purpose is to provide, and the battery reverse connecting protection device of zero energy loss and Elastic Contact safety has better met the instructions for use of small flashlight.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of battery reverse connecting protection device; it comprises sheet metal, plastic parts and power spring; it is characterized in that: the clip that described sheet metal bilateral symmetry is provided with fixing plastic parts and is connected with described power spring; be provided with step in the mesopore of described plastic parts; the upper surface of plastic parts is provided with the stopper slot that is used to set sheet metal; lower surface is provided with centring ring, and described power spring is set on the described centring ring.
The positive stop lug boss height of described stopper slot both sides is lower than the sheet metal upper surface.
The outer hole of described step is greater than the anode cap, and endoporus is less than the anode cap, and it arrives the height of the height of sheet metal upper surface less than the anode cap.
Two clips of described sheet metal are fixed on the plastic parts by the gathering sill of plastic parts both sides.
Wherein, sheet metal is made by the conducting metal of good springiness; Plastic parts is by nylon 66 or other are heat-resisting and plastic cement that intensity is good is made, and insulation effect is good; Power spring is made by the conducting metal of good springiness, as spring steel, stiffened stainless steel, metallic copper or the like.
The anti-reverse structure of described battery can prevent the inverse time conducting of battery dress, when battery cathode is in contact with it when forming assembly relation, the electric current normally, when anode therewith during the structure contact for opening circuit.
Selectively, be equiped with and place a joint or the above battery of a joint between the positive and negative electrode of this protective device.
Further, the anti-reverse structure of battery can select welding manner to install by spring.
When correctly packing into, the negative pole of battery directly contacts with the cylindrical of sheet metal, clip directly is connected, the electric current normally with power spring by the pad on the gathering sill.
When battery dress inverse time; the positive electrode cap of battery embeds plastic parts; and offset and end with step in the plastic parts mesopore; because step arrives the height of the height of sheet metal cylindrical upper surface less than the anode cap; so, the connection that also can not contact of the anodal end face of battery, so the anode conducting that can't contact with sheet metal with sheet metal; for opening circuit, reach battery reverse connecting protection effect with this.
The beneficial effect of a kind of battery reverse connecting protection of the utility model device is: thoroughly solve the problem anti-, that wrong damages circuit that connects in single-unit or the two joint conventional batteries series connection uses; Thoroughly solve in the battery pack use in parallel because of battery connects instead, wrong causes the big electric current self discharge of power supply to cause the problem of battery leakage or blast; Realize with electronic circuit that anti-power supply reversal connection is compared and can not cause energy loss; Battery is connected in the loop by spring and shell fragment, forms the Elastic Contact of battery and tube tail, avoids occurring the loose contact phenomenon; Volume is little, simple in structure, realizes easily, has satisfied the cost performance height, volume is extra small and multi-functional torch requirement.
Below in conjunction with drawings and Examples; further specify the utility model; but the utility model is not limited to these embodiment, any on the utility model essence spirit improvement or substitute, still belong to scope required for protection in the utility model claims.
Description of drawings
Fig. 1 is an overall structure schematic diagram of the present utility model;
Fig. 2 is the schematic diagram that Fig. 1 rotates miter angle;
Fig. 3 is an overall applicability structural representation of the present utility model.
Embodiment
Embodiment one
Referring to figs. 1 through Fig. 3; a kind of battery reverse connecting protection device that present embodiment provides; it comprises sheet metal 10, plastic parts 20 and power spring 30; it is characterized in that: the clip 12 that described sheet metal 10 bilateral symmetry are provided with fixing plastic parts 20 and are connected with described power spring 30; be provided with step 23 in the mesopore of described plastic parts 20; the upper surface of plastic parts 20 is provided with the stopper slot 21 that is used to set sheet metal 10, and lower surface is provided with centring ring 25, and described power spring 30 is set on the described centring ring 25.The positive stop lug boss 22 of described stopper slot 21 both sides highly is lower than sheet metal 10 upper surfaces.The outer hole of described step 23 is greater than the anode cap, and endoporus is less than the anode cap, and it arrives the height of the height of sheet metal 10 upper surfaces less than the anode cap.Two clips 12 of described sheet metal 10 are fixed on the plastic parts 20 by the gathering sill 24 of plastic parts 20 both sides.
Wherein, sheet metal 10 is made by the metallic copper of good springiness with power spring 30.
Further, plastic parts 20 is selected nylon 66 plastic materials, and insulation effect is good.
Selectively, be equiped with and place a joint or the above battery of a joint between the positive and negative electrode of this protective device.
Further, said apparatus assembles by the fixed form of spring welding.
When battery dress inverse time; the positive electrode cap of battery embeds plastic parts 20; and offset and end with step 23 in the plastic parts 20; because step 23 arrives the height of the height of sheet metal 10 cylindricals 11 upper surfaces less than the anode cap; so, the connection that also can not contact of the anodal end face of battery, so the anode conducting that can't contact with sheet metal 10 with sheet metal 10; for opening circuit, reach battery reverse connecting protection effect with this.
The utility model device can be applied to the power supply reverse connecting protection of any kind, such as, utilize anti-reverse structure of anode that this inventive spirit carries out or the like.
Embodiment 2
As another execution mode of the present utility model, in figure three, two clips 12 of sheet metal 10 are from the both sides gathering sill 24 of plastic parts 20 plastic parts 20 of packing into, and when installing to concentric, match with stopper slot 21 inboards of plastic parts 20 in cylindrical 11 bottom surfaces of sheet metal 10.The clip 12 of sheet metal 10 relies on elastic force that oneself is embraced and is buckled on the gathering sill 24 of plastic parts 20.The great circle 31 of power spring 30 is set on the centring ring 25 of plastic parts 20 lower surfaces, simultaneously, spring 30 is welded on two clips 12 of sheet metal 10.
In an embodiment, the upper surface of sheet metal 10 is higher than the positive stop lug boss 22 of stopper slot 21 both sides, guarantees the normal contact and the use of battery cathode.Wherein, the outer hole of step 23 is greater than the anode cap, when anode during to the assembling of whole direction, positive electrode cap can fall in the mesopore of plastic parts 20 upper surfaces, but because the endoporus of step 23 prevents that less than the anode cap battery from falling into too much, only allows positive electrode cap partly fall into, can prevent that the anode outside from contacting conducting because of conduction with sheet metal 10, thereby realize effectively preventing the anti-adverse consequences that causes of battery dress.
Claims (5)
1. battery reverse connecting protection device; it comprises sheet metal (10), plastic parts (20) and power spring (30); it is characterized in that: the clip (12) that described sheet metal (10) bilateral symmetry is provided with fixing plastic parts (20) and is connected with described power spring (30); be provided with step (23) in the mesopore of described plastic parts (20); the upper surface of plastic parts (20) is provided with the stopper slot (21) that is used to set sheet metal (10); lower surface is provided with centring ring (25), and described power spring (30) is set on the described centring ring (25).
2. a kind of battery reverse connecting protection device according to claim 1 is characterized in that: the positive stop lug boss (22) of described stopper slot (21) both sides highly is lower than sheet metal (10) upper surface.
3. a kind of battery reverse connecting protection device according to claim 1, it is characterized in that: the outer hole of described step (23) is greater than the anode cap, and endoporus is less than the anode cap.
4. a kind of battery reverse connecting protection device according to claim 3 is characterized in that: described step (23) arrives the height of the height of sheet metal (10) upper surface less than the anode cap.
5. a kind of battery reverse connecting protection device according to claim 1 is characterized in that: two clips (12) of described sheet metal (10) are fixed on the plastic parts (20) by the gathering sill (24) of plastic parts (20) both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201201471U CN201655878U (en) | 2010-02-21 | 2010-02-21 | Reverse connection protection device of battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201201471U CN201655878U (en) | 2010-02-21 | 2010-02-21 | Reverse connection protection device of battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201655878U true CN201655878U (en) | 2010-11-24 |
Family
ID=43121121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201201471U Expired - Lifetime CN201655878U (en) | 2010-02-21 | 2010-02-21 | Reverse connection protection device of battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201655878U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112242596A (en) * | 2020-12-18 | 2021-01-19 | 南京狼旗网络传媒有限公司 | Convenient installation device for fuel cell |
-
2010
- 2010-02-21 CN CN2010201201471U patent/CN201655878U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112242596A (en) * | 2020-12-18 | 2021-01-19 | 南京狼旗网络传媒有限公司 | Convenient installation device for fuel cell |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101124 |