CN209562182U - Battery pack - Google Patents
Battery pack Download PDFInfo
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- CN209562182U CN209562182U CN201920280556.9U CN201920280556U CN209562182U CN 209562182 U CN209562182 U CN 209562182U CN 201920280556 U CN201920280556 U CN 201920280556U CN 209562182 U CN209562182 U CN 209562182U
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- Prior art keywords
- battery pack
- terminal
- output interface
- power supply
- expansion
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Abstract
The utility model provides a kind of battery pack, comprising: shell, the first battery pack being contained in the shell and the second battery pack, circuit board and main power source output interface, first battery pack and the second battery pack can serial or parallel connections, and then two kinds of operating voltages are exported by main power source output interface, the battery pack further includes expansion of power supply output interface and the mechanical switch between the first battery pack and the second battery pack, and the mechanical switch is controlled after the first battery pack is connected with the second battery pack and powered for expansion of power supply output interface.The utility model is by being changed to mechanical switch for single-chip microcontroller control switch, and the folding of mechanical switch is manually controlled by the movement of cover board, the connection of expansion of power supply output interface and external equipment such as mobile phone etc. is controlled with this, so set, making battery pack safe and reliable when charging to external equipment.
Description
Technical field
The utility model relates to a kind of battery packs.
Background technique
Multiple voltage is exported in battery pack and has become the new trend of tool industry, and current double piezoelectric battery packets include two groups
Battery can export two groups of voltages, need to increase on it charge port (usually USB interface), be that the other equipment such as mobile phone carry out
Charging.When using USB function, USB circuit individually cannot take electricity from one group of battery, and it is uneven otherwise to will cause two sides cell voltage
Weighing apparatus, there are application risks.
In order to evade the risk problem that above-mentioned battery pack uses, it is necessary to design a kind of safe and reliable battery pack.
Utility model content
The purpose of this utility model is to provide a kind of safe and reliable battery packs for the charging of the external equipments such as mobile phone.
To achieve the above objectives, the present invention adopts the following technical solutions: a kind of battery pack comprising: shell, receiving
The first battery pack and the second battery pack, circuit board and main power source output interface in the shell, first battery pack
And second battery pack can serial or parallel connection, and then by main power source output interface export two kinds of operating voltages, the battery pack is also
Mechanical switch including expansion of power supply output interface and between the first battery pack and the second battery pack, the mechanical switch control
It makes and powers after the first battery pack is connected with the second battery pack for expansion of power supply output interface.
As the further improved technical solution of the utility model, the expansion of power supply output interface and first battery
Conversion circuit is equipped between group and the second battery pack, for providing the supply voltage of expansion of power supply output interface.
As the further improved technical solution of the utility model, the mechanical switch includes that the covering expansion of power supply is defeated
The first terminal that the cover board of outgoing interface and both ends different with the first battery pack and the second battery pack polarity respectively are electrically connected
And Second terminal, the connection and disconnection of the first terminal and Second terminal are controlled by the sliding of the cover board.
As the further improved technical solution of the utility model, the first terminal is fixed on the cover board, and described second
Terminal is fixed on the circuit board.
As the further improved technical solution of the utility model, the first terminal and the Second terminal are each attached to
On the circuit board.
As the further improved technical solution of the utility model, the cover board is equipped with conducting end, and the conducting end is used
It is electrically connected in by the first terminal and the Second terminal.
As the further improved technical solution of the utility model, the first terminal and Second terminal are set to microswitch
On, the cover board is equipped with triggering end, and the triggering end, which touches the microswitch, connects first terminal with Second terminal.
As the further improved technical solution of the utility model, the shell is equipped with aperture, the tapping installation
There is limit module, the cover board is set in the limit module and slides in limit module.
As the further improved technical solution of the utility model, it is additionally provided with elastic element in the limit module, it is described
Elastic element one end is connected with the cover board, and the other end is connected with the limit module, and the cover board slides under external force,
The expansion of power supply output interface exposes；The cover board resets under the action of elastic element, covers the expansion of power supply output
Interface.
As the further improved technical solution of the utility model, the expansion of power supply output interface is USB interface.
From the above technical scheme, the utility model is by being changed to mechanical switch for single-chip microcontroller control switch, and passes through
The sliding of cover board manually controls the folding of mechanical switch, controls expansion of power supply output interface and external equipment such as mobile phone etc. with this
Connection, so set, making battery pack safe and reliable when charging to external equipment.
Detailed description of the invention
Fig. 1 is the three-dimensional combination figure of the utility model battery pack；
Fig. 2 is the stereogram exploded view of battery pack in Fig. 1；
Fig. 3 is that the battery pack of the utility model is the circuit diagram of expansion of power supply output interface power supply；
Fig. 4 is the perspective view of position limiting structure in Fig. 2；
Fig. 5 is the partial exploded view of the utility model battery pack；
Fig. 6 is Local map when mechanical switch is opened in Fig. 5；
Local map when Fig. 7 is mechanical switch closure in Fig. 5；
Fig. 8 is the partial exploded view of the utility model battery pack another embodiment；
Fig. 9 is Local map when mechanical switch is opened in Fig. 8；
Local map when Figure 10 is mechanical switch closure in Fig. 8；
Figure 11 is the partial exploded view of the utility model battery pack another embodiment；
Figure 12 is Local map when mechanical switch is opened in Figure 11.
Specific embodiment
In order to keep the purpose of this utility model, technical solution and advantage clearer, with reference to the accompanying drawing and it is embodied
The utility model is described in detail in example.
It please join shown in Fig. 1 to Fig. 3, the utility model provides a kind of battery pack 100, including shell 1, is contained in shell 1
Battery pack 2, with battery pack 2 be electrically connected circuit board 3, with circuit board 3 be electrically connected main power source output interface 6 and extension
Power output interface 4；Wherein shell includes upper housing 11 and lower case 12, and battery pack 2 includes the first battery pack 21 and the second electricity
Pond group 22 is equipped with mechanical switch 5 between the first battery pack 21 and the second battery pack 22.
First battery pack 21 and the second battery pack 22 can serial or parallel connection, and then pass through the output of main power source output interface 6 two
Kind operating voltage, for the power tool power supply to different demands.When battery pack 100 is not connect with power tool, the first electricity
Pond group 21 and the second battery pack 22 can connect and be filled by 4 output voltage of expansion of power supply output interface for external equipments such as mobile phones
Electricity.
Please join shown in Fig. 3, battery pack 100 be expansion of power supply output interface 4 power circuit include: the first battery pack 21,
Second battery pack 22, mechanical switch 5, conversion circuit 7 and expansion of power supply output interface 4.Wherein, mechanical switch 5 is set to the first electricity
Between pond group 21 and the different electrode of 22 polarity of the second battery pack, battery pack 100 does not charge at itself and does not supply to power tool
In the case where electricity, mechanical switch 5 by 22 groups of the first battery pack 21 and the second battery be together in series realization to expansion of power supply output connect
The power supply of mouth 4.The effect of conversion circuit 7 is that the first battery pack 21 and the second battery pack 22, which are provided in series voltage, to be converted into expanding
4 required voltage of power output interface is opened up, for the charging of corresponding external equipment.
Please join shown in Fig. 5 to Fig. 7, mechanical switch 5 include cover expansion of power supply output interface 4 cover board 51 and respectively with
The first terminal 52 and Second terminal 53 that first battery pack 21 electrode different with 22 polarity of the second battery pack connects, pass through cover board
51 sliding controls the connection and disconnection of first terminal 52 Yu Second terminal 53.
First terminal 52 and Second terminal 53 are connected by circuit board 3 and the first battery pack 21 and the second battery pack 22 respectively
It connects.Specifically, Second terminal 53 includes body part (not labeled) and the holding section 531 extended by body part, first terminal
52 be the inserted sheet being arranged in below cover board 51, and cover board 51 is slided along the front-rear direction of battery pack 100, the top of first terminal 52
It is caught in holding section 531, the contact of first terminal 52 with Second terminal 53 is completed with this, the end of first terminal 52 is equipped with terminals
(not labeled), for being electrical connected with circuit board 3.In other embodiments, first terminal 52 and Second terminal 53 can be set
Shape for other cooperations not limits as long as the connection of first terminal 52 and Second terminal 53 may be implemented.
1 surface of shell offers the aperture (not labeled) of receiving expansion of power supply output interface 4, it is preferred that tapping installation
Have limit module 8, please join shown in Fig. 4, limit module 8 include body part 81, on body part accommodate cover board groove 82 with
And it is opened in the through-hole 83 that 82 lower section of groove is matched with expansion of power supply output interface 4, cover board 51 is in limit module 8 along level
Direction is mobile, and expansion of power supply output interface 4 is exposed or covered.
It is additionally provided with elastic element 9 between cover board 51 and limit module 8,9 one end of elastic element is connected with the cover board 51, separately
One end is connected with limit module 8, and cover board 51 is open under external force, and expansion of power supply output interface 4 exposes；Cover board 51 is in bullet
It is resetted under the action of property element 9, covers the expansion of power supply output interface 4.Elastic element 9 is preferably torque spring.
During battery pack 100 is external charging, cover board 51 is open under the effect of external force, and external equipment insertion is expanded
Exhibition power output interface 4 charges；After charging complete, external equipment is extracted, the rebound effect of elastic element 9 answers cover board 51
Position, covers expansion of power supply output interface 4.
It should be noted that expansion of power supply output interface 4 is not limited solely to the position indicated in Fig. 1, can be set in electricity
Any position appropriate of pond packet 100.And the quantity of expansion of power supply output interface 4 is one or more, and quantity is refused
Limitation.Expansion of power supply output interface 4 can be USB interface, or other charging interfaces also not limit herein.
It please join shown in Fig. 8 to Figure 10, be another embodiment of the mechanical switch of the utility model battery pack, wherein
Circuit board 3 ', expansion of power supply output interface 4 ', position limiting structure 8 ', the other structures of elastic component 9 ' and battery pack and above-mentioned battery
Wrap 100 roughly the same, the distinctive points of the two are: the specific structure of mechanical switch is different.It following description part will be main right
Distinguishing characteristics is described in detail, and same characteristic features are not described in detail.
Mechanical switch includes cover board 51 ', the conducting end 54 ' on cover board and is electrically connected respectively with circuit board 3 '
First terminal 52 ' and Second terminal 53 ', first terminal 52 ' and Second terminal 53 ', which are arranged independently of one another and are in, separates shape
State, and connect respectively by the electrode different with the first battery pack and the second battery pack polarity of circuit board 3 '.First terminal 52 '
The distance between Second terminal 53 ' no more than conducting end 54 ' thickness (so that conducting end 54 ' can simultaneously and first terminal
52 ' contact with Second terminal 53 '), the material of conducting end 54 ' is conductive material, and cover board 51 ' is pushed to make conducting end 54 ' to first
Terminal 52 ' and 53 ' direction of Second terminal are mobile, and conducting end 54 ' is inserted into the gap between first terminal 52 ' and Second terminal 53 '
And be in contact with it, mechanical switch conducting, battery pack 2 is powered to expansion of power supply output interface 4.In other embodiments, conducting end
54 ' can be set to other shapes, as long as the connection of first terminal 52 ' He Second terminal 53 ' may be implemented, not limit
System.
It please join shown in Figure 11 and Figure 12, be the third embodiment of the utility model battery pack, wherein circuit board 3 ", extension
Power output interface 4 ", position limiting structure 8 ", elastic component 9 " and battery pack other structures and above-mentioned battery pack 100 substantially phase
Together, the distinctive points of the two are: the specific structure of mechanical switch is different.Following description part will mainly carry out distinguishing characteristics
Detailed description, same characteristic features are not described in detail.
Mechanical switch it include cover board 51 ", be set to cover board 51 " on triggering end 54 " and with circuit board 3 " be electrically connected
Microswitch 55 ", microswitch 55 " include Switch main body and be housed in Switch main body and with circuit board 3 " be electrically connected
First terminal (not labeled) and Second terminal (not labeled), first terminal and Second terminal pass through circuit board 3 " and first respectively
The battery pack electrode different with the second battery pack polarity connects.Microswitch 55 " further includes the contact being arranged on Switch main body
(not labeled) and rectangular contact (not labeled), one end of contact are fixed on Switch main body, and one end is free end；Contact position
Inside in contact and the position close to contact fixing end, contact touch the contact of microswitch 55 " repeatedly in a manner of lever,
It is provided between contact and Switch main body elastic component (not shown), contact presses lower contact, first terminal and the by triggering end 54 "
Two-terminal conducting；Contact leaves contact under the action of the elastic member, and non-triggering state, first terminal and Second terminal are restored in contact
It disconnects.Triggering end 54 " is preferably plate, facilitates and pushes contact rotation.
The beneficial effects of the utility model have: by by the single-chip microcontroller control switch in battery pack replace with mechanical switch come
The folding of control circuit, the short circuit for preventing single-chip microcontroller erroneous judgement from causing improve the safety that battery pack is external equipment power supply
Property.
It is used herein such as "upper", "lower", "left", "right", "front", "rear", representation space relative position term
It is to describe relationship of the feature relative to another feature as shown in the drawings for the purpose convenient for explanation.It can manage
Solution, according to the difference of product placement position, the term of relative space position can be intended to include other than orientation as shown in the figure
Different direction, should not be interpreted as limitations on claims.In addition, term " first ", " second " are only used for description mesh
, it is not understood to indicate or imply relative importance or implicitly indicates the quantity of indicated technical characteristic.
In addition, above embodiments are merely to illustrate the utility model and not limit technical side described in the utility model
Case, understanding of this description should be based on persons of ordinary skill in the field, although this specification is referring to above-mentioned
Embodiment has been carried out detailed description to the utility model, still, those skilled in the art should understand that, affiliated skill
The technical staff in art field still can be modified or replaced equivalently the utility model, and all not depart from this practical new
The technical solution and its improvement of the spirit and scope of type, should all cover in the scope of the claims of the utility model.
Claims (10)
1. a kind of battery pack comprising: shell, the first battery pack being contained in the shell and the second battery pack, circuit board
And main power source output interface, first battery pack and the second battery pack can serial or parallel connection, and then pass through main power source and export
Interface export two kinds of operating voltages, it is characterised in that: the battery pack further include expansion of power supply output interface and be set to first electricity
Mechanical switch between the second battery pack of Chi Zuyu, the mechanical switch, which controls after the first battery pack is connected with the second battery pack, is
The power supply of expansion of power supply output interface.
2. battery pack according to claim 1, it is characterised in that: the expansion of power supply output interface and first battery
It is equipped with conversion circuit between group and the second battery pack, is used to provide the described the supply voltage of expansion of power supply output interface.
3. battery pack according to claim 1, it is characterised in that: the mechanical switch includes that the covering expansion of power supply is defeated
The first terminal that the cover board of outgoing interface and both ends different with the first battery pack and the second battery pack polarity respectively are electrically connected
And Second terminal, the connection and disconnection of the first terminal and Second terminal are controlled by the sliding of the cover board.
4. battery pack according to claim 3, it is characterised in that: the first terminal is fixed on the cover board, and described second
Terminal is fixed on the circuit board.
5. battery pack according to claim 3, it is characterised in that: the first terminal and the Second terminal are each attached to
On the circuit board.
6. battery pack according to claim 5, it is characterised in that: the cover board is equipped with conducting end, and the conducting end is used
It is electrically connected in by the first terminal and the Second terminal.
7. battery pack according to claim 5, it is characterised in that: the first terminal and Second terminal are set to microswitch
On, the cover board is equipped with triggering end, and the triggering end, which touches the microswitch, connects first terminal with Second terminal.
8. battery pack according to claim 3, it is characterised in that: the shell is equipped with aperture, the tapping installation
There is limit module, the cover board is set in the limit module and slides in limit module.
9. battery pack according to claim 8, it is characterised in that: it is additionally provided with elastic element in the limit module, it is described
Elastic element one end is connected with the cover board, and the other end is connected with the limit module, and the cover board slides under external force,
The expansion of power supply output interface exposes；The cover board resets under the action of elastic element, covers the expansion of power supply output
Interface.
10. battery pack according to claim 1, it is characterised in that: the expansion of power supply output interface is USB interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920280556.9U CN209562182U (en) | 2019-03-06 | 2019-03-06 | Battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920280556.9U CN209562182U (en) | 2019-03-06 | 2019-03-06 | Battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209562182U true CN209562182U (en) | 2019-10-29 |
Family
ID=68312435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920280556.9U Active CN209562182U (en) | 2019-03-06 | 2019-03-06 | Battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209562182U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109713764A (en) * | 2019-03-06 | 2019-05-03 | 常州格力博有限公司 | Battery pack |
-
2019
- 2019-03-06 CN CN201920280556.9U patent/CN209562182U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109713764A (en) * | 2019-03-06 | 2019-05-03 | 常州格力博有限公司 | Battery pack |
| CN109713764B (en) * | 2019-03-06 | 2024-03-12 | 格力博(江苏)股份有限公司 | Battery pack |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No.65-1 Xinggang Road, Zhonglou Economic Development Zone, Changzhou City, Jiangsu Province Patentee after: Gelibo (Jiangsu) Co., Ltd Address before: 213023 Jiangsu province Changzhou Xingang Tower Road Economic Development Zone No. 65 Patentee before: CHANGZHOU GLOBE Co.,Ltd. |
|
| CP03 | Change of name, title or address |