CN205595855U - Mobile power source - Google Patents

Abstract

The utility model relates to the technical field of power supplies, and the technical problem to be solved by the utility model is to provide a mobile power supply with a more compact structure and better heat dissipation performance. The technical solution mainly adopted is: mobile power supply, including electric core, shell, first sheet metal clamping part and second sheet metal clamping part; electric core has opposite first end and second end; shell has inner cavity , the shell is sleeved on the outer surface of the cell through the inner cavity; the first sheet metal clamp has a third end, and the third end is provided with a first accommodating groove adapted to the first end, and the first sheet metal clamp The holder is inserted into the opening at one end of the housing through the third end; the second sheet metal holder has a fourth end, and the fourth end is provided with a second accommodating groove adapted to the second end, and the second sheet metal holder The part is inserted into the opening of the other end of the shell through the second end; the first end of the battery cell is placed in the first accommodating groove, the second end of the battery cell is placed in the second accommodating groove, and the first sheet metal clamping part Cooperate with the second sheet metal clamping part to clamp and fix the electric core.

Description

mobile power

technical field

The utility model relates to the technical field of power supplies, in particular to a mobile power supply.

Background technique

Power bank, commonly known as power bank, is a portable charger that integrates power supply and charging functions, and can charge electronic devices such as mobile phones and tablets at any time.

When the mobile power supply is charging the electronic device, both the mobile power supply and the electronic product generate a lot of heat, and if the heat is not dissipated in time, their service life will be affected. In addition, the structure of the mobile power supply should be more compact to facilitate the user to carry it around.

However, the heat dissipation performance of the mobile power supply in the prior art is relatively poor, which cannot meet the user's requirements for the heat dissipation of the mobile power supply, and the mobile power supply in the prior art is also relatively large in size and not compact enough in structure, thus causing the mobile power supply to be portable. convenient.

Utility model content

In view of this, the technical problem to be solved by the utility model is to provide a mobile power supply with a more compact structure and better heat dissipation performance.

In order to achieve the above object, the utility model mainly provides the following technical solutions:

Embodiments of the present utility model provide a mobile power supply, including:

a battery cell having opposing first and second ends;

A casing having an inner cavity, the two ends of the casing respectively have openings communicating with the inner cavity, and the casing is sheathed on the outer surface of the electric core through the inner cavity;

The first sheet metal clamping part has a third end, and the third end is provided with a first accommodating groove adapted to the first end of the electric core, and the first sheet metal clamping part passes through The third end is inserted into an opening at one end of the housing;

The second sheet metal clamping piece has a fourth end, the fourth end is provided with a second accommodating groove adapted to the second end of the battery core, and the second sheet metal clamping piece passes through The second end is inserted into the opening of the other end of the housing;

Wherein, the first end of the electric core is placed in the first accommodating groove, the second end of the electric core is placed in the second accommodating groove, and the first sheet metal clamping part and Both of the second sheet metal clamping parts cooperate to clamp and fix the electric core.

The purpose of the utility model and the solution to its technical problems can also be further realized by adopting the following technical measures.

The aforementioned mobile power supply also includes:

A circuit board placed in the inner cavity, the circuit board is electrically connected to the battery cell, and the circuit board has a charge and discharge control circuit for controlling the charge and discharge of the battery cell;

The inductive switch is arranged on the circuit board.

The aforementioned mobile power supply, wherein the inductive switch is a capacitive inductive switch.

In the aforementioned mobile power supply, the circuit board is a flexible circuit board.

In the aforementioned mobile power supply, wherein the flexible circuit board is provided with an indicator light for indicating the power of the battery core, and the indicator light is exposed outside the mobile power supply.

The aforementioned mobile power supply, wherein the flexible circuit board is provided with an input interface and an output interface, and the input interface and the output interface are exposed outside the mobile power supply.

In the aforementioned mobile power supply, the housing is a metal extruded aluminum housing.

In the aforementioned mobile power supply, wherein, the outer surface of the battery core is in contact with the inner cavity wall of the housing.

With the above technical solution, the mobile power supply of the present invention has at least the following beneficial effects:

In the technical solution provided by the utility model, through the first sheet metal clamping part and the second sheet metal clamping part, both the first sheet metal clamping part and the second sheet metal clamping part cooperate to align the electric core The two ends are clamped and fixed. Since both the first sheet metal clamping part and the second sheet metal clamping part are made of metal materials, the heat dissipation performance is better, so that the electric core can be dissipated to improve the heat dissipation performance of the utility model mobile power supply.

In addition, since both the first sheet metal clamping part and the second sheet metal clamping part are made of sheet metal material, compared with other materials, under the same strength, the sheet metal can be made thinner and occupy a smaller volume, thereby The volume of the first sheet metal clamping part and the second sheet metal clamping part is made smaller, thereby making the structure of the mobile power supply of the present utility model more compact.

The above description is only an overview of the technical solution of the utility model. In order to understand the technical means of the utility model more clearly and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiment of the utility model with accompanying drawings. rear.

Description of drawings

Fig. 1 is a schematic diagram of an exploded structure of a mobile power supply provided by an embodiment of the present invention;

FIG. 2 is a schematic diagram of the assembled structure of the mobile power supply in FIG. 1 .

detailed description

In order to further explain the technical means and effects of the utility model to achieve the intended purpose of the utility model, the specific implementation, structure, features and effects of the utility model application are described in detail below in conjunction with the accompanying drawings and preferred embodiments. The description is as follows. In the following description, different "one embodiment" or "embodiment" do not necessarily refer to the same embodiment. Furthermore, the particular features, structures, or characteristics of one or more embodiments may be combined in any suitable manner.

As shown in FIG. 1 and FIG. 2 , a mobile power supply 10 proposed by an embodiment of the present invention includes a battery cell 1 , a casing 2 , a first sheet metal clip 3 and a second sheet metal clip 4 .

As shown in FIG. 1 , the battery cell 1 has a first end 11 and a second end 12 opposite to each other. The battery cell 1 is used for storing electric energy. The battery cell 1 can cooperate with the charging and discharging circuit to realize the charging and discharging of the battery cell 1 . Wherein, the specific structure of the battery cell 1 is a common technology in the prior art, which can be selected from the prior art according to needs, and will not be repeated here.

The shape of the battery cell 1 can be made into different shapes according to needs. In a specific application example, the battery cell 1 can be in a semi-cylindrical shape.

As shown in FIGS. 1 and 2 , the shell 2 has an inner cavity 21 , and two ends of the shell 2 respectively have openings communicating with the inner cavity 21 , and the shell 2 is sheathed on the outer surface of the battery cell 1 through the inner cavity 21 . The inner cavity 21 of the casing 2 forms a battery compartment for accommodating the battery cell 1 to provide effective protection for the battery cell 1 .

As shown in FIG. 1 , one end of the first sheet metal clamping member 3 is provided with a first accommodating groove 311 adapted to the first end 11 of the battery cell 1 . For convenience of description, the end of the first sheet metal clip 3 provided with the first receiving groove 311 is taken as the third end 31 . As shown in FIG. 2 , the first sheet metal clip 3 is inserted into the opening at one end of the housing 2 through the third end 31 .

As shown in FIG. 1 , one end of the second sheet metal clamping member 4 is provided with a second accommodating groove 411 adapted to the second end 12 of the battery cell 1 . For convenience of description, the end of the second sheet metal clip 4 provided with the second receiving groove 411 is taken as the fourth end 41 . As shown in FIG. 2 , the second sheet metal clip 4 is inserted into the opening at the other end of the housing 2 through the fourth end 41 .

Wherein, the first end 11 of the electric core 1 is placed in the first accommodating groove 311, the second end 12 of the electric core 1 is placed in the second accommodating groove 411, the first sheet metal clamping member 3 and the second sheet metal The gold clamping part 4 cooperates with the two to clamp and fix the battery cell 1 .

In the technical solution provided above, through the first sheet metal clamping part 3 and the second sheet metal clamping part 4, both the first sheet metal clamping part 3 and the second sheet metal clamping part 4 are matched to each other. Both ends of the battery cell 1 (the first end 11 and the second end 12 ) are clamped and fixed. Both the first sheet metal clamping part 3 and the second sheet metal clamping part 4 are made of metal materials, and the heat dissipation performance is better, so that the electric core 1 can be radiated heat, so as to improve the performance of the mobile power supply 10 of the present invention. thermal performance.

In addition, since the first sheet metal clamping part 3 and the second sheet metal clamping part 4 are both made of sheet metal materials, compared with other materials, under the same strength, the sheet metal can be made thinner and occupy a smaller volume , so that the first sheet metal clamping part 3 and the second sheet metal clamping part 4 have a smaller volume, thereby making the structure of the mobile power supply 10 of the present invention more compact.

As shown in FIG. 2 , the above-mentioned first sheet metal clamping member 3 can be fixedly fastened to the opening at one end of the housing 2 in a clamping manner. Compared with other connection structures, since the first sheet metal clamping part 3 is connected to the shell 2 in a clamping manner, its structure is relatively simple, and no additional parts need to be introduced, so that the occupied volume can be further saved, making the utility model The structure of the novel mobile power supply 10 is more compact.

Similarly, as shown in FIG. 2 , the above-mentioned second sheet metal clamping member 4 can also be fixedly fastened to the opening at the other end of the housing 2 in a snap-fit manner. Compared with other connection structures, the second sheet metal clamping part 4 is connected with the shell 2 by means of clamping, its structure is relatively simple, and no additional parts need to be introduced, so that the occupied volume can be further saved, making the utility model The structure of the novel mobile power supply 10 is more compact.

As shown in FIG. 1 , the aforementioned mobile power supply 10 also includes a circuit board 5 and a sensor switch 51 . The circuit board 5 is placed in the cavity 21 of the housing 2 . The circuit board 5 is electrically connected to the battery cell 1 , and the circuit board 5 has a charging and discharging control circuit (not shown in the figure) for controlling the charging and discharging of the battery cell 1 . The inductive switch 51 is arranged on the circuit board 5 . The inductive switch 51 can be used to control the opening and closing of the external equipment connected to the mobile power supply 10 of the present invention. For example, in a specific application example, the mobile power supply 10 of the present invention is connected to an external electric toothbrush, and the induction switch 51 on the mobile power supply 10 of the present invention can control the opening and closing of the external electric toothbrush.

Among them, compared with the traditional mechanical switch, the inductive switch 51 has a smaller volume, which can further save the occupied space and make the structure of the mobile power supply 10 of the present invention more compact.

In a specific application example, the aforementioned inductive switch 51 is a capacitive inductive switch. The capacitive sensor switch can penetrate more than 220mm of the insulating material shell (glass, plastic, etc.), and can accurately detect the effective touch of the finger. The sensitivity, stability, and reliability of the product will not change due to changes in environmental conditions or long-term Changes with use, and has waterproof and strong anti-interference ability.

The aforementioned circuit board 5 is a flexible circuit board. Flexible circuit board is a kind of highly reliable and excellent flexible printed circuit board made of polyimide or polyester film as the base material. It has the characteristics of high wiring density, light weight, thin thickness and good bendability. Among them, the flexible characteristics of the flexible circuit board can better fit the changeable appearance design of the mobile power supply 10 of the present invention, and the weight of the flexible circuit board is relatively light, which reduces the weight of the entire mobile power supply 10, which is beneficial to the charging and discharging of the battery cell 1. heat dissipation in the process.

The aforementioned flexible circuit board can be provided with an indicator light 52 for indicating the power of the battery cell 1. The indicator light 52 is exposed outside the mobile power supply 10 of the present invention, so that the user can control the power of the battery cell 1 at any time. . In a specific application example, the above-mentioned indicator lights 52 are LED indicator lights, and the number of LED indicator lights is four. When the battery cell 1 is fully charged, the four indicator lights 52 are all on; when the battery cell 1 is 0, the four indicator lights 52 are all off; A part of indicator lights 52 are lit, and correspondingly, another part of indicator lights 52 in the four indicator lights 52 is extinguished.

The aforementioned flexible circuit board is provided with an input interface (not shown in the figure) and an output interface (not shown in the figure), and the input interface and the output interface are exposed outside the mobile power supply 10 of the present invention. The mobile power supply 10 of the present invention is connected with an external power supply through an input interface, and the external power supply charges the mobile power supply 10 of the present invention through the input interface. The mobile power supply 10 of the utility model is connected with external electrical equipment through an output interface to charge or supply power to the external electrical equipment.

In a specific application example, the aforementioned input interface may be a USB3.0 interface, and the aforementioned output interface may be a USB2.0 interface.

The aforementioned shell 2 is a metal extruded shell, which is in contrast with the plastic shell in the prior art. In terms of functionality, the metal extruded shell 2 helps the battery cell 1 to be charged and discharged. Help it dissipate heat.

Furthermore, the outer surface of the battery cell 1 is in contact with the inner cavity wall of the housing 2 to transfer heat through contact, which has the technical effect of further improving heat dissipation.

In a specific application example, the aforementioned casing 2 is cylindrical, the aforementioned cell 1 is semi-cylindrical, and the cell 1 is in contact with the inner cavity wall of the casing 2 through its semi-cylindrical surface. There is a gap between the plane connected to the semi-cylindrical surface of the battery core 1 and the inner cavity wall of the casing 2, and the aforementioned flexible circuit board and other components can be installed in the gap to save the internal space of the mobile power supply 10 of the present invention. The mobile power supply 10 of the utility model has a more compact structure.

According to the above embodiments, the mobile power supply 10 of the present invention has at least the following advantages:

Because the structure of the mobile power supply 10 of the utility model is more compact, the adhesion between the battery core 1 and the shell 2 is higher, so the heat dissipation is better; in addition, because the FP1620419C flexible circuit board 5 and the first A sheet metal clamping part 3 and a second sheet metal clamping part 4 are not only beneficial to the heat dissipation of heating elements such as the electric core 1, but also can reduce the volume of the mobile power supply 10 of the present invention, making the structure of the mobile power supply 10 of the present invention more compact. It is compact and portable; in addition, the utility model mobile power supply 10 has more styling possibilities.

The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form. Any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the utility model are all valid. Still belong to the scope of the technical solution of the utility model.

Claims (8)

1. a portable power source, it is characterised in that including:

Battery core, it has the first opposing end and the second end；

Shell, it has inner chamber, and the two ends of described shell are respectively provided with the opening of communication with cavity, Described shell is set in the outer surface of described battery core by described inner chamber；

First panel beating holder, it has the 3rd end, and described 3rd end is provided with and described battery core The first storage tank that first end is suitable, described first panel beating holder is inserted by described 3rd end Enter in the one end open of described shell；

Second panel beating holder, it has the 4th end, and described 4th end is provided with and described battery core The second storage tank that second end is suitable, described second panel beating holder is inserted by described second end Enter in the other end opening of described shell；

Wherein, the first end of described battery core is placed in described first storage tank, the of described battery core Two ends are placed in described second storage tank, described first panel beating holder and described second panel beating folder Both gripping members coordinate, and described battery core are gripped.

2. portable power source as claimed in claim 1, it is characterised in that also include:

Circuit board, is placed in described inner chamber, and described circuit board electrically connects with described battery core, described electricity There is on the plate of road the charge-discharge control circuit for controlling described battery core discharge and recharge；

Inductive switch, is arranged on described circuit board.

3. portable power source as claimed in claim 2, it is characterised in that

Described inductive switch is capacitance-sensitive switch.

4. portable power source as claimed in claim 2, it is characterised in that

Described circuit board is flexible PCB.

5. portable power source as claimed in claim 4, it is characterised in that

Described flexible PCB is provided with the instruction for indicating the electricity of described battery core Lamp, described display lamp is emerging in the outside of described portable power source.

6. portable power source as claimed in claim 4, it is characterised in that

Described flexible PCB is provided with input interface and output interface, described input interface and institute State output interface and be emerging in the outside of described portable power source.

7. portable power source as claimed in claim 1, it is characterised in that

Described shell is metal aluminium extruded shell.

8. portable power source as claimed in claim 1, it is characterised in that

The outer surface of described battery core contacts with the internal chamber wall of described shell.