The dual output battery pack of convenient switching
Technical field
The utility model belongs to battery pack technical field, and in particular to the dual output battery pack of convenient switching.
Background technique
The fields such as building, house fitting-up, open air will often use electric tool, and existing electric tool makes for convenience
With, mostly use the portable power supply such as battery pack to provide electric power for electric tool greatly, since electric tool input voltage is different,
Therefore need to match the battery pack of different output voltages, i.e. twin voltage battery pack or multivoltage battery pack, existing twin voltage electricity
Chi Bao or multivoltage battery pack generally include several groups battery pack.Each group battery pack respectively connects output pin and independent placement
In battery case, when original state, there is no connection relationship between each battery pack, in use, needing to install not on electric tool
Same inserting foot cannot achieve quick switching to realize different voltage outputs.
Utility model content
The purpose of this utility model is to provide the dual output battery pack of convenient switching, solve each in the prior art
Group battery pack respectively connect output pin and it is independent be placed in battery case, when original state, do not connected between each battery pack
Relationship, to realize different voltage outputs, cannot achieve fast in use, needing to install different inserting foots on electric tool
The defect of victory switching.
To achieve the above object, the utility model provides the following technical solutions:
The dual output battery pack of convenient switching includes at least two battery packs, is defaulted as simultaneously between each battery pack
Join connection type, the output end after multiple battery pack connections is connected with output pin, is provided with mounting plate at least two battery packs, institute
It states and is provided with framework on mounting plate, further include several static contacts, several static contacts are electrically connected at least two batteries
The positive and negative anodes of group, further include several movable contact springs, and it further includes connecting with electric tool that several movable contact springs, which connect slide assemblies,
Pushing component, the pushing component connect slide assemblies, push the movable contact spring movement to switch the static contact of connection, realize
The output of different voltages.
Preferably, including two groups of battery packs, respectively the first battery pack and the second battery pack, the anode of the first battery pack and
Cathode is electrically connected the first static contact and the second static contact, and the anode and cathode of the second battery pack are electrically connected third stationary contact
Piece and the 4th static contact, third static contact and the first static contact extend to form integrated the 5th static contact and the 6th static contact, also
Including the first movable contact spring, the second movable contact spring and third movable contact spring, when original state, the first movable contact spring be electrically connected the first static contact and
Third static contact, second movable contact spring connect the first static contact and the 4th static contact, the first movable contact spring, the second movable contact spring and the
Three movable contact springs are connected with the first sliding block, and the first spring is connected between the end and framework inner wall of first sliding block, and first is sliding
Extend two first push rods on block, the first push rod extends in the output pin at both ends, and the pushing component includes the first pushing block
Ontology is provided with the first connecting pin corresponding with output pin, the first connecting pin in both ends of them on the first pushing block ontology
On the same line with two first push rods, after connection, the first connecting pin pushes the first push rod to move backward, then drives movable contact spring
Movement, the first movable contact spring, the second movable contact spring are detached from, and third movable contact spring is electrically connected the second static contact and third static contact.
Preferably, extend first baffle on the first sliding block bottom surface, first movable contact spring, the second movable contact spring and third are dynamic
Second spring is provided between contact and first baffle.
Preferably, it is provided with convex block on the top of first movable contact spring, the second movable contact spring and third movable contact spring, it is corresponding
Card slot is provided on the bottom surface of first sliding block, the convex block is placed in the card slot.
Preferably, the pushing component pushing direction and slide assemblies glide direction be on the same line.
Preferably, including three groups of battery packs, respectively third battery pack, the 4th battery pack and the 5th battery pack, third are electric
The anode and cathode of pond group are electrically connected the 7th static contact and the 8th static contact, anode and cathode the difference electricity of the 4th battery pack
The 9th static contact and the tenth static contact are connected, the anode and cathode of the 5th battery pack are electrically connected the 11st static contact and the tenth
Two static contacts, the 9th static contact, the 8th static contact, the 11st static contact are laterally extended to form the 13rd integrated stationary contact respectively
Piece, the 14th static contact, the 15th static contact, the 7th static contact connect the 17th static contact, the tenth stationary contact by pcb board
Piece connects the 18th static contact by pcb board, and the 18th static contact is laterally extended to form the 16th integrated static contact, further includes
4th movable contact spring, the 5th movable contact spring, the 6th movable contact spring, the 7th movable contact spring, the 8th movable contact spring, the 9th movable contact spring, when original state,
4th movable contact spring is electrically connected the 7th static contact and the 9th static contact, and the 5th movable contact spring is electrically connected the 8th stationary contact and the tenth static contact,
7th movable contact spring is electrically connected the 17th static contact and the 11st static contact, and the 8th movable contact spring is electrically connected the 18th static contact and the tenth
Two static contacts,
Slide assemblies include with the 4th movable contact spring, the 5th movable contact spring, the 6th movable contact spring, the 7th movable contact spring, the 8th movable contact spring,
Second sliding block of the 9th movable contact spring connection, is connected with third spring between the end and framework inner wall of second sliding block, and second
Extending two second push rods on sliding block, the second push rod extends in the output pin at both ends,
The pushing component includes the second pushing block ontology, and corresponding with output pin the is provided on the second pushing block ontology
Two connecting pins, on the same line, after connection, the second connecting pin is pushed for the second connecting pin and two second push rods in both ends of them
Second push rod moves backward, then drives movable contact spring movement, the 4th movable contact spring, the 5th movable contact spring, the 7th movable contact spring, the 8th dynamic touching
Piece is detached from, and the 6th movable contact spring is electrically connected the 13rd static contact and the 14th static contact, and the 9th movable contact spring is electrically connected the 16th stationary contact
Piece and the 15th static contact.
Preferably, extend second baffle on the second sliding block bottom surface, the 4th movable contact spring, the 5th movable contact spring, the 6th movable contact spring,
7th movable contact spring is detached from, and is provided with the 4th spring between the 8th movable contact spring and second baffle.
Wherein, the 4th movable contact spring, the 5th movable contact spring, the 6th movable contact spring, the 7th movable contact spring, the 8th movable contact spring, the 9th dynamic touching
The connection type of piece and the second sliding block and above-mentioned first movable contact spring, the second movable contact spring and third movable contact spring and the first sliding block connection side
Formula is identical, and details are not described herein.
Preferably, pushing component pushing direction is mutually perpendicular to slide assemblies glide direction.
Preferably, the slide assemblies include with the 4th movable contact spring, the 5th movable contact spring, the 6th movable contact spring, the 7th movable contact spring,
8th movable contact spring, the connection of the 9th movable contact spring third sliding block, third sliding block bottom end connect with framework by the 5th spring, described the
The top of three sliding blocks forms the wedge shaped projection for protruding from the framework, and pushing component includes third pushing block ontology, and the third pushes away
It is provided with third connecting pin corresponding with output pin on block body, briquetting, promotion group are connected on the third pushing block ontology
When part pushes, briquetting pushes wedge shaped projection, so that third sliding block be pushed to move downward.
Compared with prior art, the utility model has the beneficial effects that
The battery pack of the application is switched fast to realize by pushing sliding block to control movable contact spring movement, improves battery pack
Versatility.
Detailed description of the invention
Fig. 1 is the fractionation structural representation of the embodiments of the present invention 1;
Fig. 2 is local interior's structural schematic diagram of Fig. 1;
Fig. 3 is the structural schematic diagram of the first sliding block of Fig. 1;
Fig. 4 is the fractionation structural representation of the embodiments of the present invention 2;
Fig. 5 is the structural schematic diagram of the local interior of Fig. 4;
Fig. 6 is the fractionation structural representation of the embodiments of the present invention 3.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1
As shown in Figure 1-3, the utility model provides the dual output battery pack of convenient switching, two batteries are included at least
Group is defaulted as parallel between each battery pack, and the output end after multiple battery packs connections is connected with output pin, until
It is provided with mounting plate 1 in few two battery packs, framework 2 is provided on the mounting plate, further includes several static contacts, it is several described quiet
Contact is electrically connected the positive and negative anodes of at least two battery packs, further includes several movable contact springs, and several movable contact spring connections are slided
Dynamic component, further includes the pushing component connecting with electric tool, and the pushing component connects slide assemblies, pushes the movable contact spring
Movement realizes the output of different voltages to switch the static contact of connection.
Including two groups of battery packs, respectively the first battery pack and the second battery pack, the anode and cathode point of the first battery pack
It is not electrically connected the first static contact 3 and the second static contact 4, the anode and cathode of the second battery pack are electrically connected third static contact 5
With the 4th static contact 6, third static contact and the first static contact extend to form integrated the 5th static contact 7 and the 6th static contact 8, also
Including the first movable contact spring 9, the second movable contact spring 10 and third movable contact spring 11, when original state, the electrical connection first of the first movable contact spring is quiet
Contact and third static contact, second movable contact spring connect the first static contact and the 4th static contact;
First movable contact spring, the second movable contact spring and third movable contact spring are connected with the first sliding block 12, the end of first sliding block 12
It is connected with the first spring 13 between portion and framework inner wall, extends two first push rods 14 on the first sliding block, the first push rod extends to
In the output pin at both ends;
The pushing component includes the first pushing block ontology 15, is provided on the first pushing block ontology corresponding with output pin
First connecting pin 16, the first connecting pin and two first push rods in both ends of them on the same line, after connection, the first connecting pin
It pushes the first push rod to move backward, then drives movable contact spring movement, the first movable contact spring, the second movable contact spring are detached from, third movable contact spring
It is electrically connected the second static contact and third static contact.
Extend first baffle 17, first movable contact spring, the second movable contact spring and third movable contact spring on first sliding block bottom surface
Second spring 18, the top of first movable contact spring, the second movable contact spring and third movable contact spring are provided between first baffle
On be provided with convex block 19, be provided with card slot on the bottom surface of corresponding first sliding block, the convex block is placed in the card slot.
Embodiment 2
As illustrated in figures 4-5, the difference from embodiment 1 is that: the pushing component pushing direction and slide assemblies sliding side
To on the same line.
Including three groups of battery packs, respectively third battery pack, the 4th battery pack and the 5th battery pack, third battery pack is just
Pole and cathode are electrically connected the 7th static contact 20 and the 8th static contact 21, and the anode and cathode of the 4th battery pack are electrically connected
9th static contact 22 and the tenth static contact 23, the anode and cathode of the 5th battery pack are electrically connected the 11st static contact 24 and the
12 static contacts 25, the 9th static contact, the 8th static contact, the 11st static contact are laterally extended that form integrated the 13rd quiet respectively
Contact 26, the 14th static contact 27, the 15th static contact 28, the 7th static contact connect the 17th static contact 29, institute by pcb board
It states the tenth static contact and the 18th static contact 30 is connected by pcb board, the 18th static contact is laterally extended to form integrated the 16th
Static contact 31 further includes the 4th movable contact spring 32, the 5th movable contact spring 33, the 6th movable contact spring 34, the 7th movable contact spring 35, the 8th movable contact spring
36, the 9th movable contact spring 37, when original state, the 4th movable contact spring is electrically connected the 7th static contact and the 9th static contact, the 5th movable contact spring
It is electrically connected the 8th stationary contact and the tenth static contact, the 7th movable contact spring is electrically connected the 17th static contact and the 11st static contact, and the 8th is dynamic
Contact is electrically connected the 18th static contact and the 12nd static contact;
Slide assemblies include with the 4th movable contact spring, the 5th movable contact spring, the 6th movable contact spring, the 7th movable contact spring, the 8th movable contact spring,
Second sliding block 38 of the 9th movable contact spring connection, is connected with third spring 39 between the end and framework inner wall of second sliding block,
Extend two second push rods 40 on second sliding block, the second push rod extends in the output pin at both ends, and the pushing component includes
Second pushing block ontology 41, is provided with the second connecting pin 42 corresponding with output pin on the second pushing block ontology, in both ends of them
The second connecting pin and two second push rods on the same line, after connection, the second connecting pin push the second push rod move backward, after
And movable contact spring is driven to move, the 4th movable contact spring, the 5th movable contact spring, the 7th movable contact spring, the 8th movable contact spring are detached from, the 6th movable contact spring electricity
The 13rd static contact and the 14th static contact are connected, the 9th movable contact spring is electrically connected the 16th static contact and the 15th static contact, the
Extending second baffle on two sliding block bottom surfaces, the 4th movable contact spring, the 5th movable contact spring, the 6th movable contact spring, the 7th movable contact spring are detached from, the
The 4th spring is provided between eight movable contact springs and second baffle.
Wherein, the 4th movable contact spring, the 5th movable contact spring, the 6th movable contact spring, the 7th movable contact spring, the 8th movable contact spring, the 9th dynamic touching
The connection type of piece and the second sliding block and above-mentioned first movable contact spring, the second movable contact spring and third movable contact spring and the first sliding block connection side
Formula is identical, and details are not described herein.
Embodiment 3
As shown in fig. 6, the difference from example 2 is that: pushing component pushing direction and slide assemblies glide direction are mutual
Vertically.
The slide assemblies include moving with the 4th movable contact spring, the 5th movable contact spring, the 6th movable contact spring, the 7th movable contact spring, the 8th
The third sliding block 43 that contact, the 9th movable contact spring connect, third sliding block bottom end connect 44 by the 5th spring with framework, the third
The top of sliding block forms the wedge shaped projection 45 for protruding from the framework, and pushing component includes third pushing block ontology 46, and described second
It is provided with third connecting pin corresponding with output pin on pushing block ontology, is connected with briquetting 47 on the third pushing block ontology, pushes away
When dynamic components drive, briquetting pushes wedge shaped projection, so that third sliding block be pushed to move downward.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.