CN219205968U - Battery module and atomizer - Google Patents

Abstract

The utility model discloses a battery module and an atomizer. The battery module includes a battery main body, a positive contact, a negative contact and an elastic connection structure. The battery main body includes a shell, a circuit and an electric core. The shell An inner cavity is provided, and the circuit and the electric core are arranged in the inner cavity; the positive contact and the negative contact are respectively located at one end of the housing; the elastic connection structure is connected to the circuit, the The positive contact and the negative contact are connected so that the positive contact and the negative contact are respectively electrically connected to the circuit, and the elastic connection structure is used for connecting the positive contact to the negative contact. The points provide elastic potential energy away from the circuit and the cells. The utility model aims at making the battery contacts closely contact with the contacts of the smoke oil barrel, so as to avoid the phenomenon of poor contact.

Description

Battery modules and atomizers

technical field

The utility model relates to the technical field of atomizers, in particular to a battery module and an atomizer using the battery module.

Background technique

At present, the electronic atomizer includes a casing, a battery module, an e-liquid tank, etc. The e-liquid tank is set inside the casing, and the battery module is detachably connected to the casing. The point is in contact with the contact point of the e-juice barrel to realize electrical connection, so as to supply power to other electronic components of the atomizer.

In the prior art, due to the small size of the atomizer, the contacts of the battery module cannot be provided with an elastic structure in a conventional way. Usually, the contacts of the battery module are arranged in a sheet structure to save space, but due to the contacts of the sheet structure There will be no pressure on the contacts of the e-juice barrel, so it is prone to poor contact.

Utility model content

The main purpose of the utility model is to provide a battery module, which aims at making the contacts of the battery and the contacts of the e-liquid barrel closely contact, so as to avoid poor contact.

In order to achieve the above purpose, the battery module proposed by the utility model includes:

A battery main body, the battery main body includes a casing, a circuit and a battery cell, the casing is provided with an inner cavity, and the circuit and the battery cell are arranged in the inner cavity;

a positive contact and a negative contact, the positive contact and the negative contact are respectively located at one end of the housing;

an elastic connection structure, the elastic connection structure is connected to the circuit, the positive contact and the negative contact, so that the positive contact and the negative contact are respectively electrically connected to the circuit, the The elastic connection structure is used to provide the positive contact and the negative contact with elastic potential energy away from the circuit and the battery core.

In one embodiment of the present invention, the elastic connection structure includes:

A plurality of positive shrapnels, one end of the positive shrapnel is electrically connected to the circuit, and the other end is electrically connected to the positive contact, and the positive shrapnel is used to provide the positive contact with a distance away from the circuit and the battery core. elastic potential energy;

A plurality of negative shrapnel, one end of the negative shrapnel is electrically connected to the circuit, and the other end is electrically connected to the negative contact, and the negative shrapnel is used to provide the negative contact with a distance away from the circuit and the battery core. elastic potential energy.

In one embodiment of the present invention, the negative contact is in a ring structure, the positive contact is in a circular truncated structure, and the positive contact is located at the center of the negative contact; the positive contact and the top of the negative contact is higher than the positive shrapnel and the negative shrapnel.

In an embodiment of the present utility model, the negative elastic piece is located outside the negative contact, and the negative elastic piece includes:

a negative connection part, the negative connection part is extended toward the casing, and the negative connection part is electrically connected to the circuit;

a negative electrode extension part, one end of the negative electrode extension part is connected to the negative electrode connection part, and the negative electrode extension part is extended along the circumferential direction of the negative electrode shrapnel;

a negative electrode fixing part, the negative electrode fixing part is connected to the other end of the negative electrode extension part, and is fixed to the negative electrode shrapnel;

The positive shrapnel is located outside the positive contact and inside the negative contact, and the positive shrapnel includes:

a positive connection part, the positive connection part is extended towards the direction of the casing, and the positive connection part is electrically connected to the circuit;

a positive extension part, one end of the positive extension part is connected to the positive connection part, and the positive extension part is extended along the circumferential direction of the positive shrapnel;

A positive electrode fixing part, the positive electrode fixing part is connected to the other end of the positive electrode extension part, and is fixed to the positive electrode elastic piece.

In an embodiment of the present invention, a plurality of the positive elastic pieces are evenly spaced along the circumferential direction of the positive contact; a plurality of the negative elastic pieces are evenly spaced along the circumferential direction of the negative contact.

In an embodiment of the present utility model, the negative electrode shrapnel is integrally formed; the positive electrode shrapnel is integrally formed.

In one embodiment of the present invention, the housing includes:

a shell body, the shell body is a cylindrical structure, and one end of the shell body is open;

A circuit board, the circuit board cover is arranged at the opening of the shell body, the circuit board is provided with a plurality of passing holes, and a positive connection part is welded on the circuit board through one of the passing holes, and The circuit is connected to the circuit through the circuit welded on the back of the circuit board, and one of the negative connection parts is welded on the circuit board through the passage hole, and connected to the circuit through the circuit welded on the back of the circuit board.

In an embodiment of the present invention, the positive elastic piece further includes a positive abutment part, the positive abutment part is provided on the positive connection part, and is located above the circuit board, and the positive abutment part abutting against the circuit board;

The negative elastic piece further includes a negative abutting portion, the negative abutting portion is provided on the negative connecting portion and is located above the circuit board, and the negative abutting portion is in contact with the circuit board.

In an embodiment of the present utility model, the positive abutting portion is extended along one side or both sides of the positive connection portion; the negative abutting portion is extended along one side or both sides of the negative connection portion set up.

The utility model also provides an atomizer, which includes the battery module described in any one of the above items.

The battery module proposed by the technical solution of the utility model includes a battery main body, a positive contact, a negative contact and an elastic connection structure, wherein the battery main body includes a casing, a circuit and a battery cell, the positive contact is connected to the circuit through the elastic connection structure, and the negative contact The contacts communicate with the circuit through the elastic connection structure, and the elastic connection structure is used to provide the positive contact and the negative contact with elastic potential energy away from the circuit and the electric core. When the battery module is installed inside the atomizer housing, the positive contact and the negative contact are respectively connected to the contacts of the e-liquid barrel, and the elastic connection structure makes the positive contact and the negative contact exert pressure on the contacts of the e-liquid barrel , to ensure that the positive and negative contacts are in close contact with the contacts of the e-juice barrel to avoid poor contact.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the present utility model, and those skilled in the art can also obtain other drawings according to the structures shown in these drawings without creative work.

Fig. 1 is the structural representation of an embodiment of the utility model;

Fig. 2 is the separation schematic diagram of the utility model;

Figure 3 is an enlarged view of A.

Explanation of reference numbers:

label name label name 1000 battery module 41 Positive shrapnel 10 battery body 411 Positive connection 101 case 412 positive extension 1011 shell body 413 Positive fixed part 1012 circuit board 414 positive support part 1013 Transit hole 42 Negative shrapnel 102 Circuit and battery 421 Negative connection 20 positive contact 422 negative extension 30 negative contact 423 Negative fixed part 40 Elastic connection structure 424 Negative support

The realization of the purpose of the utility model, functional characteristics and advantages will be further described in conjunction with the embodiments and with reference to the accompanying drawings.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiment of the utility model are only used to explain the relationship between the components in a certain posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

In this utility model, unless otherwise specified and limited, the terms "connection" and "fixation" should be understood in a broad sense, for example, "fixation" can be a fixed connection, a detachable connection, or an integration; It may be a mechanical connection or an electrical connection; it may be a direct connection or an indirect connection through an intermediary, and it may be an internal communication between two elements or an interaction relationship between two elements, unless otherwise clearly defined. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

In addition, in the present application, descriptions such as "first", "second" and so on are used for description purposes only, and should not be understood as indicating or implying their relative importance or implicitly indicating the quantity of indicated technical features. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In addition, the meaning of "and/or" appearing in the whole text includes three parallel schemes, taking "A and/or B as an example", including scheme A, scheme B, or schemes satisfying both A and B. In addition, the technical solutions of the various embodiments can be combined with each other, but it must be based on the realization of those skilled in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of technical solutions does not exist , also not within the scope of protection required by the utility model.

The utility model proposes a battery module 1000 and an atomizer (not shown).

1 to 3, the battery module 1000 of the present invention includes a battery body 10, a positive contact 20, a negative contact 30, and an elastic connection structure 40. The battery body 10 includes a housing 101 and a circuit (not shown) and The battery cell 102, the housing 101 is provided with an inner cavity, and the circuit and the battery cell 102 are arranged in the inner cavity; the positive contact 20 and the negative contact 30 are respectively located at one end of the housing 101; the elastic connection structure 40 is connected to the circuit 102, the positive contact 20 and the negative contact 30 are connected so that the positive contact 20 and the negative contact 30 are electrically connected to the circuit 102 respectively, and the elastic connection structure 40 is used to provide the positive contact 20 and the negative contact 30 with a distance away from the circuit and the electric core 102. elastic potential energy.

Wherein, the positive contact 20 communicates with the circuit and the battery cell 102 through the elastic connection structure 40 , and the negative contact 30 communicates with the circuit and the battery cell 102 through the elastic connection structure 40 . When the battery module 1000 is installed inside the atomizer housing 101, the positive contact 20 and the negative contact 30 are respectively connected to the contacts of the e-liquid barrel, and the elastic connection structure 40 makes the positive contact 20 and the negative contact 30 align with the cigarette. Pressure is applied to the contacts of the oil barrel to ensure that the positive contact 20 and the negative contact 30 are in close contact with the contacts of the oil barrel to avoid poor contact. The elastic connection structure 40 can be a spring structure or a shrapnel structure. When the shrapnel structure is used, the volume of the atomizer can be minimized while ensuring that the positive contact 20 and the negative contact 30 are in close contact with the contacts of the e-liquid barrel. Possible shrinkage.

1 to 3, in an embodiment of the present invention, the elastic connection structure 40 includes a plurality of positive elastic pieces 41 and a plurality of negative elastic pieces 42, one end of the positive elastic pieces 41 is electrically connected to the circuit 102, and the other end is connected to the positive contact. Point 20 is electrically connected, and the positive spring 41 is used to provide the positive contact 20 with elastic potential energy away from the circuit and the battery cell 102; one end of the negative spring 42 is electrically connected to the circuit 102, and the other end is electrically connected to the negative contact 30, and the negative spring 42 It is used to provide elastic potential energy for the negative contact 30 away from the circuit and the battery core 102 . Multiple positive pole springs 41 are used to support and apply elastic potential energy to the positive pole contact 20, and multiple negative pole springs 42 are used to support and apply elastic potential energy to the negative pole contact 30, which improves the installation stability of the positive pole contact 20 and the negative pole contact 30 The stability ensures the stability when the positive contact 20 and the negative contact 30 are in contact with the contacts of the e-liquid drum, and prevents skewing.

Wherein, a plurality of positive pole springs 41 are evenly spaced along the circumferential direction of the positive contact 20 ; a plurality of negative pole springs 42 are evenly spaced along the circumferential direction of the negative contact 30 . There are at least two positive pole springs 41 and negative pole springs 42 , and at least two uniformly arranged springs can ensure the uniformity of the elastic potential energy applied to the positive pole contact 20 and the negative pole contact 30 and ensure the stability of the contact.

Referring to Fig. 1 to Fig. 3, in one embodiment of the present invention, the negative pole contact 30 is a ring structure, the positive pole contact 20 is a circular platform structure, and the positive pole contact 20 is located at the center of the negative pole contact 30; The point 20 and the top of the negative contact 30 are higher than the positive spring 41 and the negative spring 42 . It is ensured that when the battery module 1000 is installed, the contacts of the positive electrode spring 41 and the negative electrode spring 42 are not in contact with the e-liquid barrel, so as to ensure the stability of current transmission.

In the technical solution of an embodiment of the present invention, the frustum-shaped positive contact 20 is provided with an upper end surface, a lower end surface and a side surface, and the positive elastic piece 41 is fixed on the side surface, and is arranged close to the lower section; the negative elastic piece 42 is fixed on the negative contact. 30 base. The top surfaces of the positive contact 20 and the negative contact 30 are at the same level. This arrangement ensures that after the battery module 1000 is installed, the top surfaces of the positive contact 20 and the negative contact 30 are synchronously in contact with the contacts of the e-liquid barrel to ensure the current Transmission stability.

1 to 3, in an embodiment of the present invention, the negative spring 42 is located outside the negative contact 30, and the negative spring 42 includes a negative connecting portion 421, a negative extending portion 422, a negative fixing portion 423, and a negative connecting portion. 421 is extended toward the housing 101, and the negative connection part 421 is electrically connected to the circuit 102; one end of the negative extension part 422 is connected to the negative connection part 421, and the negative extension part 422 is extended along the circumferential direction of the negative spring 42; the negative fixing part 423 It is connected with the other end of the negative electrode extension part 422 and fixed with the negative electrode elastic piece 42 .

The positive elastic piece 41 is located outside the positive contact 20 and inside the negative contact 30. The positive elastic piece 41 includes a positive connection part 411, a positive extension part 412, and a positive fixing part 413. The positive connection part 411 extends toward the housing 101. , the positive connection part 411 is electrically connected to the circuit 102; one end of the positive extension part 412 is connected to the positive connection part 411, and the positive extension part 412 is extended along the circumferential direction of the positive elastic piece 41; the positive fixing part 413 is connected to the other end of the positive extension part 412 Connected and fixed with the positive elastic piece 41.

When the battery module 1000 is installed inside the atomizer housing 101, the negative contact 30 and the positive contact 20 are in contact with the contacts of the e-liquid barrel, and the negative contact 30 and the positive contact 20 respectively contact the negative shrapnel 42 and The positive shrapnel 41 exerts a pressure away from the contact direction of the e-liquid barrel. At this time, the negative electrode fixing part 423 and the end of the negative electrode extension part 422 close to the negative electrode fixing part 423 are compressed and move downward, and the negative electrode shrapnel 42 is in a tight state. The negative contact 30 exerts a reaction force, and the negative contact 30 exerts a reaction force on the contacts of the e-liquid barrel to ensure tight contact; the positive fixing part 413 and the end of the positive extension part 412 close to the positive fixing part 413 are compressed and move downward, and the positive The elastic piece 41 is in a tensioned state, the positive elastic piece 41 exerts a reaction force on the positive contact 20, and the positive contact 20 exerts a reaction force on the contact of the e-liquid barrel to ensure a tight contact.

Referring to FIGS. 1 to 3 , in the technical solution of an embodiment of the present invention, the negative extension part 422 is extended along the circumferential direction of the negative elastic piece 42, and the extension direction is clockwise, and the positive extension part 412 is along the circumferential direction of the positive elastic piece 41. The circumferential extension is set, and the extension direction is counterclockwise. The extension direction of the negative elastic piece 42 and the positive elastic piece 41 are set in opposite directions. When the positive contact 20 and the negative contact 30 are under pressure, the negative contact 30 drives the negative fixing part 423 to move downward, so that the multiple negative connecting parts 421 are connected to the circuit. The board exerts a clockwise torque, and the positive contact 20 drives the positive fixing part 413 to move downward, so that the multiple positive connecting parts 411 apply a counterclockwise torque to the circuit board. When the two kinds of torque are applied to the circuit board at the same time, it can offset each other, increasing the service life of the circuit board and the stability of the entire battery module 1000 .

In an embodiment of the present utility model, the negative elastic piece 42 is integrally formed; the positive elastic piece 41 is integrally formed. The integrally molded negative electrode shrapnel 42 and the positive electrode shrapnel 41 have better extrusion and reset performance, and the production cost is relatively low.

In one embodiment of the present utility model, the casing 101 includes a casing body 1011 and a circuit board 1012, the casing body 1011 is a cylindrical structure, and one end of the casing body 1011 is open; the circuit board 1012 is covered at the opening of the casing body 1011, The circuit board 1012 is provided with a plurality of passage holes 1013, one of the positive connection parts 411 is electrically connected to the circuit board 1012 through one of the passage holes 1013, and one of the negative connection parts 421 is passed through one of the passage holes. The hole 1013 is electrically connected to the circuit board 1012, and the circuit board 1012 is connected to the circuit, so that the positive connection part 411 and the negative connection part 421 are electrically connected to the circuit.

Wherein, a positive connection part 411 is welded on the circuit board 1012 through a passage hole 1013, and is connected to the circuit 102 through a circuit welded on the back side of the circuit board, and a negative connection part 421 is welded on the circuit board through a passage hole 1013. board, and is connected to the circuit 102 through a circuit soldered on the back of the circuit board.

The circuit board 1012 is covered on the top of the circuit and the electric core 102, and the positive connection part 411 is welded on the circuit board through the passing hole 1013, and is connected to the circuit through a circuit welded on the back side of the circuit board, so that the positive connection part 411 is connected to the circuit board. The circuit 102 is electrically connected, and the negative connecting portion 421 is soldered to the circuit board through the passing hole 1013 , and connected to the circuit through a line welded on the back of the circuit board, so that the negative connecting portion 421 is electrically connected to the circuit 102 .

1 to 3, in an embodiment of the present invention, the positive elastic piece 41 also includes a positive abutment part 414, the positive abutment part 414 is provided on the positive connection part 411, and is located above the circuit board 1012, the positive abutment The holding portion 414 abuts against the circuit board 1012; the negative elastic piece 42 also includes a negative abutting portion 424, the negative abutting portion 424 is arranged on the negative connecting portion 421 and is located above the circuit board 1012, and the negative abutting portion 424 is in contact with the circuit board 1012 Abut. When the positive contact 20 and the negative contact 30 are installed above the circuit board 1012 , the abutting portion is provided to facilitate the alignment of the positive connecting portion 411 and the negative connecting portion 421 with the circuit board.

1 to 3, in one embodiment of the present utility model, the positive abutting portion 414 extends along one or both sides of the positive connecting portion 411; the negative abutting portion 424 extends along one or both sides of the negative connecting portion 421 Extended sides. When the positive abutment part 414 is extended along both sides of the positive connection part 411, and the negative abutment part 424 is extended along both sides of the negative connection part 421, the abutment stability is higher, and the positive contact 20 and the negative contact are improved. Point 30 for mounting stability.

In the technical solution of an embodiment of the present invention, the thicknesses of the positive connection part 411 and the negative connection part 421 are consistent with the opening width of the passing hole 1013, and the connection tightness is higher, and the installation stability is further improved.

The technical solution of the utility model also proposes an atomizer, which includes any one of the battery modules 1000 described above. The specific structure of the battery module 1000 refers to the above-mentioned embodiments. Since the atomizer of this solution adopts all the technical solutions of all the above-mentioned embodiments, it at least has all the beneficial effects brought by the technical solutions of the above-mentioned embodiments. Let me repeat them one by one.

The above is only a preferred embodiment of the utility model, and therefore does not limit the patent scope of the utility model. Under the inventive concept of the utility model, the equivalent structural transformation made by using the specification of the utility model and the contents of the accompanying drawings, or Direct/indirect application in other related technical fields is included in the patent protection scope of the present utility model.

Claims (10)

1. A battery module, the battery module comprising:

the battery comprises a battery body, a circuit and a battery cell, wherein the battery body comprises a shell, the shell is provided with an inner cavity, and the circuit and the battery cell are arranged in the inner cavity;

the positive electrode contact and the negative electrode contact are respectively positioned at one end of the shell;

the elastic connection structure is connected with the circuit, the positive electrode contact and the negative electrode contact, so that the positive electrode contact and the negative electrode contact are respectively and electrically connected with the circuit, and the elastic connection structure is used for providing elastic potential energy deviating from the circuit and the battery cell for the positive electrode contact and the negative electrode contact.

2. The battery module of claim 1, wherein the elastic connection structure comprises:

the positive pole elastic pieces are used for providing elastic potential energy for the positive pole contact, which deviates from the circuit and the battery cell;

the negative pole shell fragment, the one end of negative pole shell fragment with the circuit electricity is connected, the other end with negative pole contact electricity is connected, the negative pole shell fragment is used for negative pole contact provides deviating from the circuit reaches the elastic potential energy of electric core.

3. The battery module of claim 2, wherein the negative contact is of a circular ring-shaped structure, the positive contact is of a circular truncated cone-shaped structure, and the positive contact is positioned at the center of the negative contact; the tops of the positive electrode contact and the negative electrode contact are higher than the positive electrode elastic piece and the negative electrode elastic piece.

4. The battery module of claim 3, wherein the negative electrode tab is located outside of the negative electrode contact, the negative electrode tab comprising:

the negative electrode connecting part extends towards the shell, and is electrically connected with the circuit;

the negative electrode extending part is connected with the negative electrode connecting part at one end, and is arranged along the circumferential direction of the negative electrode elastic sheet in an extending way;

the negative electrode fixing part is connected with the other end of the negative electrode extending part and is fixed with the negative electrode elastic sheet;

the positive pole shell fragment is located the outside of positive pole contact, and be located the inboard of negative pole contact, the positive pole shell fragment includes:

the positive electrode connecting part extends towards the shell, and is electrically connected with the circuit;

the positive electrode extension part is connected with the positive electrode connecting part at one end, and is arranged along the circumferential direction of the positive electrode elastic sheet in an extending way;

and the positive electrode fixing part is connected with the other end of the positive electrode extension part and is fixed with the positive electrode elastic sheet.

5. The battery module of claim 4, wherein a plurality of the positive electrode tabs are uniformly spaced along the circumferential direction of the positive electrode contact; the negative pole shell fragments are a plurality of the negative pole shell fragments along the circumference of negative pole contact evenly interval sets up.

6. The battery module of claim 4, wherein the negative electrode tab is an integrally formed structure; the positive pole shell fragment is integrated into one piece structure.

7. The battery module of claim 4, wherein the housing comprises:

the shell body is of a cylindrical structure, and one end of the shell body is opened;

the circuit board is covered at the opening of the shell main body, a plurality of through holes are formed in the circuit board, one positive electrode connecting part penetrates through one through hole to be electrically connected with the circuit board, one negative electrode connecting part penetrates through one through hole to be electrically connected with the circuit board, and the circuit board is connected with the circuit so that the positive electrode connecting part and the negative electrode connecting part are electrically connected with the circuit.

8. The battery module of claim 7, wherein the positive electrode tab further comprises a positive electrode abutment portion disposed on the positive electrode connection portion and above the circuit board, the positive electrode abutment portion abutting the circuit board;

the negative pole shell fragment still includes negative pole butt portion, negative pole butt portion locates on the negative pole connecting portion, and be located circuit board top, negative pole butt portion with the circuit board butt.

9. The battery module according to claim 8, wherein the positive electrode abutting portion is provided extending along one side or both sides of the positive electrode connecting portion; the negative electrode supporting part is arranged along one side or two sides of the negative electrode connecting part in an extending way.

10. A nebulizer, characterized in that it comprises a battery module according to any one of claims 1 to 9.

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