CN211045519U - Battery and battery compartment - Google Patents

Abstract

The utility model relates to a battery field, concretely relates to electrode setting just has the battery and the battery compartment of high defeated function of filling low in the side. The battery comprises a battery core, a sleeve and a first conductor, wherein the first conductor is arranged on a first end face of the battery core; the second conductor comprises a conductive piece which is arranged on the side surface of the battery cell and outside the sleeve; and the processing circuit is respectively connected with the two electrodes of the battery cell, the positive electrode conductor is electrically connected with the positive electrode of the battery cell through the processing circuit, and the negative electrode conductor is directly electrically connected with the negative electrode of the battery cell or is electrically connected with the negative electrode of the battery cell through the processing circuit. The utility model has the advantages that compared with the prior art, the utility model designs a battery, realizes that the side surface is provided with an electrode, matches with an end surface electrode, improves the applicable range of the battery, realizes high charging and low charging, and meets the quick charging demand of users; furthermore, the whole structure is simpler, the assembly process is simpler, and the side electrode is more stable and difficult to fall off.

Description

Battery and battery compartment

Technical Field

The utility model relates to a battery field, concretely relates to conductive electrode sets up and just has battery and battery compartment of high defeated function of filling low in the side.

Background

Battery (Battery) refers to a device that converts chemical energy into electrical energy in a cup, tank, or other container or portion of a composite container that holds an electrolyte solution and metal electrodes to generate an electric current.

The positive and negative electrodes of a battery, especially a conventional cylindrical battery, are generally arranged on two end faces, firstly, the charging is inconvenient, the whole battery needs to be placed in a charging bin, and the placing and taking are inconvenient, secondly, some special equipment needs to be small enough, and the further improvement of the battery bin of the conventional battery is difficult to realize.

The existing battery structure with electrodes arranged on the side faces solves the problems, but the side face electrodes on the market are poor in popularity due to the reasons of complex structure, low durability, easy falling of the side face electrodes, incapability of quick charging and poor performance. Meanwhile, the charging efficiency is low, and the use experience of a user is reduced.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, provide a battery and battery compartment, it is poor to solve current side electrode popularization type, and the reason is complicated including the structure, and is not durable, and the side electrode drops easily to and can not fill soon, the performance scheduling problem a little less than.

The utility model provides a technical scheme that its technical problem adopted is: the battery comprises a battery core and a sleeve, and further comprises: the first conductor is arranged on the first end face of the battery cell; the second conductor comprises a conductive piece arranged on the side surface of the battery cell and outside the sleeve, and the first conductor is a positive conductor and the second conductor is a negative conductor, or the first conductor is a negative conductor and the second conductor is a positive conductor; the processing circuit is respectively connected with the two electrodes of the battery cell, the positive electrode conductor is electrically connected with the positive electrode of the battery cell through the processing circuit, and the negative electrode conductor is directly electrically connected with the negative electrode of the battery cell or is electrically connected with the negative electrode of the battery cell through the processing circuit; the processing circuit charges the electric energy input by the positive electrode conductor to the electric core at high voltage, and outputs the electric energy output by the electric core at low voltage through the positive electrode conductor.

Wherein, the preferred scheme is: the second conductor further comprises a conductive shell arranged between the sleeve and the battery core, a side opening is formed in the sleeve, and the conductive piece is electrically connected with the conductive shell at the side opening.

Wherein, the preferred scheme is: the sleeve is provided with an end face opening on the second end face, and the conductive shell wraps the side face of the battery cell and the second end face of the battery cell.

Wherein, the preferred scheme is: the conductive shell wraps the side face, close to one end face, of the battery cell; or the conductive shell wraps the side surface of the battery cell close to one end surface and the part of the position of the battery cell corresponding to the end surface.

Wherein, the preferred scheme is: an insulating part is arranged between the conductive shell and the battery core.

Wherein, the preferred scheme is: the conductive piece is of an annular structure sleeved on the sleeve.

Wherein, the preferred scheme is: the first conductor is of a pole cap structure, the battery further comprises an annular insulating sheet, the first conductor is arranged between the annular insulating sheet and the battery core, and a cap head of the first conductor protrudes out of an inner ring opening of the annular insulating sheet; or the first conductor is arranged at the inner annular opening of the annular insulating sheet.

Wherein, the preferred scheme is: the first conductor is a positive conductor and the second conductor is a negative conductor, and the second conductor is directly electrically connected with the negative electrode of the battery cell through the conductive shell or is electrically connected with the negative electrode of the battery cell through the processing circuit.

Wherein, the preferred scheme is: the processing circuit is disposed in a circuit board disposed between the first conductor and the cell.

Wherein, the preferred scheme is: the processing circuit comprises a voltage reduction chip, a conversion pin of the voltage reduction chip is electrically connected with the anode conductor, and an electric energy transmission pin of the voltage reduction chip is electrically connected with the anode of the battery cell.

Wherein, the preferred scheme is: the processing circuit further comprises a protection chip, a VM pin of the protection chip is electrically connected with an electric energy transmission pin of the voltage reduction chip, and a VDD pin of the protection chip is electrically connected with an anode of the battery cell.

The utility model provides a technical scheme that its technical problem adopted is: the battery compartment comprises a third conductor which is arranged at the bottom and is in conflict with a first conductor of the battery, and a fourth conductor which is arranged on the side and is in conflict with a conductive piece of the battery.

The utility model has the advantages that compared with the prior art, the utility model designs a battery and a battery bin, realizes that the side surface is provided with an electrode and the end surface electrode is matched, improves the applicable range of the battery, realizes high charging and low charging, and meets the quick charging demand of users; furthermore, the whole structure is simpler, the assembly process is simpler, and the side electrode is more stable and difficult to fall off; further, the charging efficiency is improved, and meanwhile, the charging space of the battery and the convenience of battery charging are greatly saved.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

Fig. 1 is a schematic structural view of the battery of the present invention;

Fig. 2 is a schematic structural view of a battery with a conductive case according to the present invention;

Fig. 3 is a schematic diagram of an explosion structure of a first embodiment of the battery of the present invention;

Fig. 4 is a schematic structural diagram of the pole cap structure of the present invention;

Fig. 5 is an exploded view of a second embodiment of the battery of the present invention;

Fig. 6 is a schematic circuit diagram of a first embodiment of the processing circuit of the present invention;

Fig. 7 is a schematic circuit diagram of a second embodiment of the processing circuit of the present invention;

Fig. 8 is a schematic circuit diagram of a first embodiment of the processing circuit of the present invention;

Fig. 9 is a schematic circuit diagram of a second embodiment of the processing circuit of the present invention;

Fig. 10 is a schematic circuit diagram of the battery compartment of the present invention.

Detailed Description

The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

As shown in fig. 1, the present invention provides a preferred embodiment of a battery.

A battery, which includes a battery cell 110, a sleeve 120, a first conductor 310, a second conductor, and a processing circuit 200, wherein the first conductor 310 is disposed on a first end surface of the battery cell 110, the second conductor includes a conductive member 321 disposed on a side surface of the battery cell 110 and outside the sleeve 120, and the first conductor 310 is a positive conductor and the second conductor is a negative conductor, or the first conductor 310 is a negative conductor and the second conductor is a positive conductor, the processing circuit 200 is respectively connected to two electrodes of the battery cell 110, the positive conductor is electrically connected to a positive electrode 111 of the battery cell 110 through the processing circuit 200, the negative conductor is directly electrically connected to a negative electrode 112 of the battery cell 110, or the processing circuit 200 is electrically connected to the negative electrode 112 of the battery cell 110; the processing circuit 200 charges the electric cell 110 with high voltage by using the electric energy input by the positive conductor, and outputs the electric energy output by the electric cell 110 with low voltage by using the positive conductor.

Specifically, regarding the polarity description of the first conductor 310 and the second conductor, two schemes are provided, in the first scheme, the first conductor 310 is the positive electrode 111 and the second conductor is the negative electrode 112, the first conductor 310 is electrically connected to the positive electrode 111 of the battery cell 110 through the processing circuit 200, and the conductive member 321 is used as the side negative electrode 112; in the second scheme, the first conductor 310 is the negative electrode 112, the second conductor is the positive electrode 111, the second conductor is electrically connected to the positive electrode 111 of the battery cell 110 through the processing circuit 200, and the conductive member 321 is used as the side negative electrode 111. Regarding the description of the connection of the negative electrode conductor, two schemes are provided, namely, in the first scheme, the negative electrode conductor is directly and electrically connected with the negative electrode 112 of the battery cell 110; in a second aspect, the negative conductor is electrically connected to the negative electrode 112 of the electric core 110 through the processing circuit 200, so that the negative conductor, the ground line of the processing circuit 200, and the negative electrode 112 of the electric core 110 are all electrically connected.

The battery cell 110 is an electrochemical battery cell 110 with a positive electrode 111 and a negative electrode 112, and a sleeve 120 is arranged on the outer side, preferably wrapping the side surface of the battery cell 110; and the first end face is preferably an upper end face of the battery cell 110, and the second end face is preferably a lower end face of the battery cell 110. Through the processing circuit 200, high-voltage charging and low-voltage output of the battery cell 110 are realized, and the high voltage and the low voltage are relative values, and preferably 4.2V charging and 1.5V output electric energy, so as to realize high charging and low output. Under the prerequisite of battery normal power supply, can high-efficient quick charge, improve battery charging efficiency, improve user experience. And, through the conductive piece 321 arranged at the side of the battery cell 110 and outside the sleeve 120, the structural complexity of the whole battery is reduced.

And the battery is a cylindrical battery, preferably a cylindrical battery cell 110, a sleeve 120 is arranged on the outer side, the first end face is an upper end face, and the second end face is a lower end face. Preferably, the first conductor 310 is a positive conductor and the second conductor is a negative conductor, and the second conductor is electrically connected to the negative electrode 112 of the battery cell 110 directly through the conductive shell 322, or is electrically connected to the negative electrode 112 of the battery cell 110 through the processing circuit 200.

The sleeve 120 is preferably made of an insulating material, and serves as an outer package of the battery cell 110 to protect the battery cell 110, such as PET, PVC, and the like.

As shown in fig. 2 to 5, the present invention provides a preferred embodiment of the conductive shell 322.

The second conductor further includes a conductive shell 322 disposed between the sleeve 120 and the battery cell 110, the sleeve 120 is provided with a side opening 121, and the conductive member 321 is electrically connected to the conductive shell 322 at the side opening 121.

Specifically, the conductive shell 322 not only serves as an electrical connection bridge between the conductive member 321 and the electrode of the electric core 110, but also serves as a main supporting structure of the whole electric core 110, so that both the sleeve 120 and the conductive member 321 can be fixedly disposed, and the firmness and the service life of the whole battery are improved. The conductive shell 3221 covers the electric core 110, the sleeve 120 covers the conductive shell 322, and the conductive member 321 is electrically connected to the conductive shell 322 at the side opening 121 by bonding, welding, or the like, and is connected to an electrode of the electric core 110 through the conductive shell 322. The stability and robustness of the conductive member 321 are improved, and the conductive member is prevented from falling off. Wherein, the side openings 121 are disposed at opposite sides of the same transverse cross-sectional position, so that the conductive member 321 is more stable.

Regarding the structural description of the conductive shell 322, two solutions are provided, where in the first solution, and referring to fig. 3, the sleeve 120 is provided with an end opening 122 on the second end face, and the conductive shell 322 wraps the side face of the electric core 110 and the second end face of the electric core 110; in a second embodiment and with reference to fig. 5, the conductive shell 322 wraps the side surface of the electric core 110 close to one end surface; or, the conductive shell 322 wraps the side surface of the electric core 110 close to one end surface and a part of the position of the corresponding end surface.

And, in the first embodiment, the conductive shell 322 at the second end surface is used as a conductor to form a conductive body 3221, which is used together with the first conductor 310 at the first end surface, and is suitable for a conventional battery chamber 810 or a charging device. And, in the second scheme, compared to the first scheme, the conductive shell 322 is not wrapped to the second end surface, and in order to improve the applicability of the battery, an end surface conductor, such as a negative electrode 112 cap, may be disposed at the second end surface, so that the end surface conductor is opposite to the first conductor 310 electrode, i.e. is common to the second conductor; further, an insulating member is disposed between the conductive shell 322 and the battery cell 110, so that the first conductor 310 and the conductive shell 322 are in direct contact, or the conductive shell 322 and other circuits are in faulty contact, such as the processing circuit 200 and the battery cell 110 (opposite motor). Preferably, the first conductor 310 is the positive electrode 111 and the second conductors are the negative electrodes 112.

In this embodiment, the conductive member 321 is an annular structure disposed on the sleeve 120. The conductive member 321 with a ring structure is directly sleeved on the sleeve 120; the conductive member 321 is preferably made of nickel, and the conductive shell 322 is preferably made of steel.

In the present embodiment, and referring to fig. 4, the first conductor 310 is a pole cap structure, the battery further includes an annular insulating sheet 400, the first conductor 310 is disposed between the annular insulating sheet 400 and the battery cell 110, and a cap head 311 of the first conductor protrudes from an inner annular opening of the annular insulating sheet 400; alternatively, the first conductor 310 is disposed at an inner annular opening of the annular insulation sheet 400. Specifically, the pole cap structure is a cap 312 and a protruding cap head 311 arranged in the middle of the cap 312, wherein the cap head 311 prevents false contact during the use of the battery. And, in order to prevent other structures from contacting with the cap 312, an annular insulating sheet 400 with a central opening may be further provided, so that only the cap head 311 on the end surface is conductive, thereby protecting the end surface of the battery.

And, according to the shape and size of the first conductor 310, the cap head 311 protrudes from the inner annular opening of the annular insulating sheet 400, and most of the rest of the positions are covered by the annular insulating sheet 400, or disposed at the inner annular opening of the annular insulating sheet 400 and disposed on the same plane as the annular insulating sheet 400.

In this embodiment, the processing circuit 200 is disposed in a circuit board, and the circuit board is disposed between the first conductor 310 and the battery cell 110. The whole battery structure is more compact, the connection between the components is more stable and firm, and the electric connection between the first conductor 310 and the second conductor, especially the conductive shell 322, is facilitated.

As shown in fig. 6-9, the present invention provides a preferred embodiment of a processing circuit 200.

The processing circuit 200 includes a voltage-reducing chip 600, a conversion pin of the voltage-reducing chip 600 is electrically connected to the positive conductor, and an electric energy transmission pin of the voltage-reducing chip 600 is electrically connected to the positive electrode 111 of the electric core 110. Further, the processing circuit 200 further includes a protection chip 700, a VM pin of the protection chip 700 is electrically connected to an electric energy transmission pin of the voltage-reducing chip 600, and a VDD pin thereof is electrically connected to the positive electrode 111 of the electric core 110.

In this embodiment, two sets of solutions are provided.

in the first scheme, referring to fig. 8, a voltage reduction chip 600 integrating a plurality of functional circuits is adopted, a conversion pin (SW) of the voltage reduction chip 600U1 is connected with a positive electrode conductor through an inductor L1, a grounding capacitor C3 is connected to the positive electrode conductor, a feedback pin (FB) of the voltage reduction chip 600U1 is also connected with the positive electrode conductor through a resistor R2 and a capacitor C4 which are connected in parallel, a grounding resistor R3 is connected to the feedback pin (FB), two BAT + pins of the voltage reduction chip 600U1 are both connected with a positive electrode 111BAT + of a battery cell 110BAT1, a BAT-pin of the BAT-is connected with a negative electrode 112 BAT-of a battery cell 110BAT1, an enable pin (EN) of the voltage reduction chip 600U1 is connected with a positive electrode 111BAT + of a battery cell 110BAT1, a pin of the voltage reduction chip 600U1 is grounded, an over-current protection pin of the battery cell 110BAT1 is connected with an over-current protection chip 600 b, a charging protection chip 600 b, a short-protection chip 600, a short-protection chip 600 b, a short-protection chip, a protection chip 24, a short-protection chip, a protection chip.

referring to fig. 9, a voltage-reducing protection circuit is formed by using a voltage-reducing chip 600 and a protection chip 700, a L X pin of the voltage-reducing chip 600U2 is connected with a positive electrode conductor, an inductor L1 is connected in series in the middle, a VIN pin of the voltage-reducing chip is connected into a VM pin of the protection chip 700U1, a voltage VCC is added between the voltage-reducing chip and the protection chip, an FB pin of the voltage-reducing chip 600U2 is connected into a port 2 of the inductor L1 through a resistor R2, is connected into a port 2 of the inductor L1 through a capacitor C1, is connected into a port 2 of the inductor L1 through a resistor R3 and a capacitor C4, and the other end of the resistor R3 is grounded, a VDD pin of the protection chip 700U1 is connected with a positive electrode 111 of a battery cell 110BAT, a VCC pin of the protection chip is grounded through a capacitor C3, and a pin of the protection chip 700U1 is grounded through a capacitor C2.

As shown in fig. 10, the present invention provides a preferred embodiment of a battery compartment.

A battery compartment 810, the battery compartment 810 is used for placing the battery, the battery compartment 810 includes a third conductor 811 arranged at the bottom and abutting against a first conductor 310 of the battery, and a fourth conductor 312 arranged at the side and abutting against a conductive member 321 of the battery.

The battery is inserted into the battery compartment 810, and is directly inserted into an opening of the battery compartment 810, and is directly inserted into the bottom, so that the first conductor 310 of the battery abuts against the third conductor 811, and the fourth conductor 312 abuts against the conductive member 321 of the battery, and a discharge loop is realized.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the scope of the present invention, which is intended to cover all equivalent changes and modifications made within the scope of the present invention.

Claims (12)

1. The utility model provides a battery, includes electric core and sleeve pipe, its characterized in that still includes:

The first conductor is arranged on the first end face of the battery cell;

The second conductor comprises a conductive piece arranged on the side surface of the battery cell and outside the sleeve, and the first conductor is a positive conductor and the second conductor is a negative conductor, or the first conductor is a negative conductor and the second conductor is a positive conductor;

The processing circuit is respectively connected with the two electrodes of the battery cell, the positive electrode conductor is electrically connected with the positive electrode of the battery cell through the processing circuit, and the negative electrode conductor is directly electrically connected with the negative electrode of the battery cell or is electrically connected with the negative electrode of the battery cell through the processing circuit;

The processing circuit charges the electric energy input by the positive electrode conductor to the electric core at high voltage, and outputs the electric energy output by the electric core at low voltage through the positive electrode conductor.

2. The battery of claim 1, wherein: the second conductor further comprises a conductive shell arranged between the sleeve and the battery core, a side opening is formed in the sleeve, and the conductive piece is electrically connected with the conductive shell at the side opening.

3. The battery of claim 2, wherein: the sleeve is provided with an end face opening on the second end face, and the conductive shell wraps the side face of the battery cell and the second end face of the battery cell.

4. The battery of claim 2, wherein: the conductive shell wraps the side face, close to one end face, of the battery cell; or the conductive shell wraps the side surface of the battery cell close to one end surface and the part of the position of the battery cell corresponding to the end surface.

5. The battery of claim 4, wherein: an insulating part is arranged between the conductive shell and the battery core.

6. The battery according to any one of claims 1 to 5, wherein: the conductive piece is of an annular structure sleeved on the sleeve.

7. The battery according to any one of claims 1 to 5, wherein: the first conductor is of a pole cap structure, the battery further comprises an annular insulating sheet, the first conductor is arranged between the annular insulating sheet and the battery core, and a cap head of the first conductor protrudes out of an inner ring opening of the annular insulating sheet; or the first conductor is arranged at the inner annular opening of the annular insulating sheet.

8. The battery according to any one of claims 2 to 5, wherein: the first conductor is a positive conductor and the second conductor is a negative conductor, and the second conductor is directly electrically connected with the negative electrode of the battery cell through the conductive shell or is electrically connected with the negative electrode of the battery cell through the processing circuit.

9. The battery of claim 1, wherein: the processing circuit is disposed in a circuit board disposed between the first conductor and the cell.

10. The battery of claim 1, 2 or 9, wherein: the processing circuit comprises a voltage reduction chip, a conversion pin of the voltage reduction chip is electrically connected with the anode conductor, and an electric energy transmission pin of the voltage reduction chip is electrically connected with the anode of the battery cell.

11. The battery of claim 10, wherein: the processing circuit further comprises a protection chip, a VM pin of the protection chip is electrically connected with an electric energy transmission pin of the voltage reduction chip, and a VDD pin of the protection chip is electrically connected with an anode of the battery cell.

12. A battery compartment, characterized in that: the battery compartment is used for placing the battery as claimed in any one of claims 1 to 11, and comprises a third conductor arranged at the bottom and abutting against the first conductor of the battery, and a fourth conductor arranged at the side and abutting against the conductive piece of the battery.

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