CN209822734U - Ultrasonic welding waterproof battery - Google Patents

Abstract

The utility model discloses an ultrasonic welding waterproof battery, which comprises a shell, an upper cover and battery bodies, wherein the upper cover is welded on the shell, a plurality of battery bodies are all packaged between two fixed side plates, and fixed top plates are placed at the tops of the fixed side plates and are fastened by screws; a plurality of welding plates are also spot-welded on the fixed side plate and are spot-welded with the fixed top plate through the welding plates, and the positive and negative ends of the shell are connected with connecting wires; the spot welding process is adopted at the welding plate of the battery, so that the reject ratio can be reduced, the charging and discharging efficiency of the battery is improved, and the performance of the battery is more reliable; the fixed side plate and the fixed top plate are fixed together through screws, so that the battery body is fixed, the size error can be reduced, and the firmness is improved; the battery shell is welded by adopting an ultrasonic welding process, so that the waterproof effect can be improved, the production efficiency is improved, and the waterproof performance can reach IP 67.

Description

Ultrasonic welding waterproof battery

Technical Field

The utility model relates to a battery, in particular to waterproof battery of ultrasonic welding belongs to battery product technical field.

Background

A battery refers to a device that converts chemical energy into electrical energy in a portion of the space of a cup, tank, or other container or composite container that holds an electrolyte solution and metal electrodes to produce an electrical current. Has a positive electrode and a negative electrode. With the advancement of technology, batteries generally refer to small devices, such as solar cells, that can generate electrical energy. The performance parameters of the battery mainly comprise electromotive force, capacity, specific energy and resistance; the battery is used as an energy source, can obtain current which has stable voltage and current, is stably supplied for a long time and is slightly influenced by the outside, has simple structure, convenient carrying, simple and easy charging and discharging operation, is not influenced by the outside climate and temperature, has stable and reliable performance, and plays a great role in various aspects of modern social life.

In the prior art, the following disadvantages exist in the process of producing and packaging the common battery:

1. the welding plate of the common battery is welded by a welding wire or a soldering tin process, so that the reject ratio is high, the charging and discharging efficiency is low, and the performance is unstable;

2. when the common battery is fixed, the battery body uses the rubber shell and rubber position clamping plate, so that the size error is large and the firmness is low;

3. the common battery pack shell is fixed by using a buckling and screwing mode, so that the efficiency is low and the waterproof effect is poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides an ultrasonic bonding waterproof battery has solved the charge-discharge efficiency that ordinary battery exists among the prior art low, the unstable performance, the fastness is low and the poor problem of water-proof effects.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to an ultrasonic welding waterproof battery, including casing, upper cover and battery body, the welding has the upper cover on the casing, a plurality of the battery body all encapsulates between two fixed curb plates, fixed roof has been placed at the top of fixed curb plate, and fastens with the screw; and a plurality of welding plates are also spot-welded on the fixed side plate and are spot-welded with the fixed top plate together, and the positive and negative ends of the shell are connected with connecting wires.

As a preferred technical scheme of the utility model, the casing includes shell body and interior casing, interior casing is arranged in the shell body, links together through a plurality of spring between the two, interior casing is in the same place with the upper cover welding.

As an optimized technical scheme of the utility model, the inboard of shell body still bonds the waterproof ventilated membrane of one deck, there is the clearance between interior casing and the shell body, spring coupling is in the clearance.

As an optimized technical scheme of the utility model, interior casing is made for plastics, the shell body is made for the metal sheet that has rust-resistant function.

As an optimized technical scheme of the utility model, still be provided with a plurality of through-hole, a plurality of on the fixed curb plate battery body's both ends correspond the card in the through-hole of two fixed curb plates.

As an optimal technical scheme of the utility model, the outside correspondence of fixed curb plate and fixed roof is provided with the spot welding groove that is used for spot welding welded plate.

The utility model discloses the beneficial effect who reaches is: the utility model discloses an ultrasonic bonding waterproof battery compares with prior art, has following beneficial effect:

1. the utility model discloses a welding plate department of battery adopts spot welding technology, can reduce the defective rate, improves battery charge-discharge efficiency, makes its performance more reliable.

2. The utility model discloses a battery passes through the screw and will fix the curb plate and fix the roof together to fixed battery body can reduce size error, improves its fastness.

3. The utility model discloses a battery adopts ultrasonic bonding's technology welding battery case, can improve water-proof effects, makes its production efficiency improve, and waterproof performance can reach IP 67.

4. The utility model discloses a battery adopts inside and outside double-shell structure to hug closely the waterproof ventilated membrane of one deck in the shell inside, further improve the waterproof performance of battery, utilize the inside and outside casing of spring coupling simultaneously, can reduce the vibration that battery charge-discharge produced, further improve its stability.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of a subjective structure of an ultrasonic welding waterproof battery provided by the utility model;

fig. 2 is a schematic diagram of the internal structure of an ultrasonic welding waterproof battery provided by the utility model;

fig. 3 is a cross-sectional view of an ultrasonic welding waterproof battery according to the present invention;

fig. 4 is a schematic diagram of a partial enlarged structure in fig. 3 according to the present invention;

in the figure: 1. a housing; 2. an upper cover; 3. a connecting wire; 4. a battery body; 5. fixing the side plate; 6. fixing a top plate; 7. a screw; 8. welding the plate; 9. an outer housing; 10. a waterproof breathable film; 11. a spring; 12. an inner housing.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example 1

As shown in fig. 1-4, the utility model provides an ultrasonic welding waterproof battery, including casing 1, upper cover 2 and battery body 4, the welding has upper cover 2 on casing 1, adopts the technique of adopting ultrasonic welding to weld the battery shell, can improve waterproof effect, makes its production efficiency improve, and waterproof performance can reach IP67, and a plurality of battery body 4 all encapsulates between two fixed curb plates 5, and fixed roof 6 has been placed at the top of fixed curb plate 5, and fastens with screw 7; adopt 7 fastening fixed curb plates 5 of screw and fixed roof 6, can fix battery body 4, can reduce size error, improve its fastness, and it has a plurality of welded plate 8 still to spot weld on the fixed curb plate 5, and be in the same place with 6 spot welding of fixed roof through welded plate 8, utilize spot welding technology, can reduce the defective rate, improve the battery and fill discharge efficiency, it is more reliable to make its performance, positive and negative pole end on the casing 1 all is connected with connecting wire 3, so that jointing equipment and power charge and discharge.

The casing 1 includes shell body 9 and interior casing 12, and interior casing 12 is located shell body 9, links together through a plurality of spring 11 between the two, and interior casing 12 and upper cover 2 welding are in the same place, and the inboard of shell body 9 still bonds has waterproof ventilated membrane 10 of one deck, exists the clearance between interior casing 12 and the shell body 9, and spring 11 connects in the clearance.

Adopt inside and outside double-shell structure to hug closely waterproof ventilated membrane 10 of one deck in the inboard of shell 9, further improve the waterproof performance of battery, utilize spring 11 to connect inside and outside shell simultaneously, through the elasticity of spring 11, can reduce the vibration that battery charge-discharge produced, further improve its stability.

Interior casing 12 is made for plastics, has the insulating function, avoids the electric leakage, and shell body 9 is made for the metal sheet that has rust-resistant function, and the fastness is high, avoids it to get rusty when meeting water.

Still be provided with a plurality of through-hole on the fixed curb plate 5, the both ends correspondence card of a plurality of battery body 4 can be with firm the fixing between two fixed curb plates 5 in the through-hole of two fixed curb plates 5.

The outer sides of the fixed side plate 5 and the fixed top plate 6 are correspondingly provided with spot welding grooves for spot welding of the welding plate 8, so that the welding plate 8 can be conveniently spot welded.

Specifically, fix a plurality of battery body 4 between two fixed curb plates 5, and place a fixed roof 6 on the top of fixed curb plate 5, the mode of adopting the screw of beating makes screw 7 with fixed curb plate 5 and fixed roof 6 together fixed, later with welded plate 8 through the mode spot welding in the outside of fixed curb plate 5 and fixed roof 6, later with fixed battery body 4 place in casing 1, and adopt ultrasonic welding's mode with upper cover 2 welding on casing 1, simultaneously, connect two connecting wires 3 respectively on the positive pole and the negative pole of battery.

The spot welding process is adopted at the position 8 of the welding plate of the battery, so that the reject ratio can be reduced, the charging and discharging efficiency of the battery is improved, and the performance of the battery is more reliable; the fixed side plate 5 and the fixed top plate 6 are fixed together through the screws 7, so that the battery body 4 is fixed, the size error can be reduced, and the firmness is improved; the battery shell is welded by adopting an ultrasonic welding process, so that the waterproof effect can be improved, the production efficiency is improved, and the waterproof performance can reach IP 67; the structure of the inner shell and the outer shell is adopted, the waterproof breathable film 10 is tightly attached to the inner side of the outer shell 9, the waterproof performance of the battery is further improved, and meanwhile, the spring 11 is connected with the inner shell and the outer shell, so that the vibration generated by charging and discharging of the battery can be reduced, and the stability of the battery is further improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The ultrasonic welding waterproof battery comprises a shell (1), an upper cover (2) and battery bodies (4), and is characterized in that the upper cover (2) is welded on the shell (1), the battery bodies (4) are all packaged between two fixed side plates (5), and a fixed top plate (6) is placed at the top of each fixed side plate (5) and is fastened by screws (7); and a plurality of welding plates (8) are further spot-welded on the fixed side plates (5), the welding plates (8) and the fixed top plate (6) are spot-welded together, and the positive and negative ends of the shell (1) are connected with connecting wires (3).

2. The ultrasonically welded waterproof cell according to claim 1, wherein the casing (1) comprises an outer casing (9) and an inner casing (12), the inner casing (12) is located in the outer casing (9) and is connected with the outer casing (9) through a plurality of springs (11), and the inner casing (12) is welded with the upper cover (2).

3. The ultrasonic welding waterproof battery according to claim 2, characterized in that a waterproof and breathable film (10) is bonded on the inner side of the outer shell (9), a gap is formed between the inner shell (12) and the outer shell (9), and the spring (11) is connected in the gap.

4. The ultrasonic welding waterproof battery according to claim 3, characterized in that the inner housing (12) is made of plastic and the outer housing (9) is made of sheet metal with rust-proof function.

5. The ultrasonic welding waterproof battery according to claim 1, characterized in that a plurality of through holes are further formed in the fixing side plates (5), and two ends of a plurality of battery bodies (4) are correspondingly clamped in the through holes of the two fixing side plates (5).

6. The ultrasonic welding waterproof battery according to claim 1, characterized in that the outer sides of the fixed side plate (5) and the fixed top plate (6) are correspondingly provided with spot welding grooves for spot welding the welding plates (8).