TWI797650B - Coin battery testing device - Google Patents

Abstract

A coin battery testing device includes a bottom base, an upper cover, a positive conducting structure and a negative conducting structure. The base has an observation region and adapted to carry a coin battery by the observation region. The upper cover is detachably connected to the bottom base and adapted to cover the coin battery on the observation region. The upper cover has an opening and the opening is corresponding to the observation region, such that the coin battery is adapted to be observed through the opening. The positive conducting structure is disposed on the bottom base and adapted to be connected to a positive electrode of the coin battery on the observation region. The negative conducting structure is disposed on the bottom base and adapted to be connected to a negative electrode of the coin battery on the observation region.

Description

Button Cell Test Set

The present invention relates to a battery testing device, and in particular to a button battery testing device.

Coin cells require a power-on test to verify proper function. The current test method on the market is to stack multiple layers of materials on the test device and conduct electrical tests in a simulated manner. This kind of assembly and packaging button battery is a mature technology. The assembly and packaging process is controlled by the user to define the conditions for assembling and packaging batteries, such as Package pressure, time, temperature, etc. conditions, which are not directly tested with real button batteries. This testing method requires cumbersome material stacking and assembly operations, which is labor-intensive and time-consuming.

The invention provides a button battery testing device, which can simplify the testing process.

The button battery testing device of the present invention includes a base, an upper cover, a positive electrode conducting structure and a negative electrode conducting structure. The base has an observation area and is suitable for carrying a button battery through the observation area. The upper cover is detachably connected to the base and adapted to cover the button battery on the viewing area. The upper cover has an opening corresponding to the viewing area so that the button The battery is adapted to be viewed through the opening. The positive pole connection structure is arranged on the base and is suitable for connecting a positive pole of the button battery on the observation area. The negative electrode conducting structure is arranged on the base and is suitable for connecting a negative electrode of the button battery on the observation area.

In an embodiment of the present invention, the above-mentioned base includes a base and a carrier, the carrier is arranged on the base to form an observation area, and the carrier has a receiving groove, which is suitable for receiving a button battery.

In an embodiment of the present invention, the above-mentioned positive electrode conductive structure is arranged on the carrier and has a corresponding conductive part and a terminal part. The conductive part is located at the top of the accommodating groove and is suitable for connecting the buttons on the observation area. The positive terminal of the battery is located on the lower surface of the carrier.

In an embodiment of the present invention, the above-mentioned negative electrode connection structure is arranged on the platform and has a corresponding conductive part and a terminal part. The conductive part is located on the upper surface of the platform and is suitable for connecting buttons on the observation area. The negative terminal of the battery is located on the lower surface of the carrier.

In an embodiment of the present invention, the above-mentioned carrying platform has at least one side wall portion, and at least one side wall portion surrounds the accommodating groove.

In an embodiment of the present invention, the above-mentioned button battery testing device includes a sealing ring, wherein the sealing ring is disposed on the base and surrounds the observation area, and the upper cover is tightly pressed against the sealing ring.

In one embodiment of the present invention, the above-mentioned upper cover includes a cover body and a limiting component, the cover body is suitable for covering the button battery on the observation area, an opening is formed in the cover body, and the limiting component is detachably assembled on the base And limit the cover on the base.

In an embodiment of the present invention, the above-mentioned base includes a base and at least one locking portion, at least one locking portion is connected to the base, the limiting component has at least one slot, at least one locking portion is suitable for passing through at least one opening slot and lock the stopper assembly.

In an embodiment of the present invention, the above-mentioned slot includes a release section and a locking section that are connected, at least one locking portion includes a head and a neck, and the neck is connected between the seat body and the head. In between, the width of the release section is greater than the outer diameter of the head, the outer diameter of the head is greater than the width of the locking section, the width of the locking section is greater than the outer diameter of the neck, and the head is suitable for passing through the release section through at least one Slotted, the limiting component is suitable for rotating relative to the base to drive at least one locking part to move from the releasing section to the locking section.

In an embodiment of the present invention, the number of the above-mentioned at least one locking portion is multiple, and these locking portions surround the observation area.

Based on the above, the button battery testing device of the present invention can directly install a real button battery between its base and the upper cover, and carry out an electrification test on the button battery through the positive electrode connection structure and the negative electrode connection structure arranged on the base, Moreover, the button battery after electrification can be observed by an optical microscope, an electron microscope or other types of observation equipment through the opening of the upper cover. In this way, the present invention completes the assembly of the button battery by the external dedicated assembly and packaging equipment, and does not need to stack multiple layers of battery materials on the test device in a simulated manner, and can save the time and process of stacking, assembling and packaging battery materials during testing , and reduce the variance of stack assembly when different operators want to test. In addition, the button battery testing device of the present invention can standardize battery assembly conditions, and can test button batteries with different assembly and packaging equipment assembly conditions, so as to increase the application level of the test device.

50: Button battery

50a: Positive electrode

50b: Negative pole

100: Button battery test device

110: base

110a: Observation area

112: seat body

114: carrier

1141: side wall

114a: holding tank

116: lock part

116a: head

116b: Neck

120: top cover

120a: opening

122: cover body

124: limit component

1241: slotting

1241a: release section

1241b: Lock section

130: Positive pole connection structure

132, 142: Leading part

134, 144: terminal part

140: Negative pole connection structure

150: sealing ring

FIG. 1 is a perspective view of a button battery testing device according to an embodiment of the present invention.

FIG. 2 is an exploded view of the button battery testing device of FIG. 1 .

FIG. 3 illustrates a partial structure of the button battery testing device in FIG. 1 .

FIG. 1 is a perspective view of a button battery testing device according to an embodiment of the present invention. FIG. 2 is an exploded view of the button battery testing device of FIG. 1 . Please refer to FIG. 1 and FIG. 2 , the button battery testing device 100 of this embodiment includes a base 110 and an upper cover 120 . The base 110 has an observation area 110 a and is suitable for carrying a button battery 50 through the observation area 110 a. The upper cover 120 is detachably connected to the base 110 and is suitable for covering the button battery 50 on the viewing area 110a. The upper cover 120 has an opening 120a corresponding to the observation area 110a so that the button battery 50 is suitable for being observed through the opening 120a.

FIG. 3 illustrates a partial structure of the button battery testing device in FIG. 1 . Please refer to FIG. 3 , the button battery testing device 100 further includes a positive electrode connection structure 130 and a negative electrode connection structure 140 . The positive electrode connection structure 130 is arranged on the base 110 and is suitable for connecting a positive electrode 50a of the button battery 50 on the observation area 110a, and the negative electrode connection structure 140 is arranged on the base 110 and is suitable for connecting a negative electrode of the button battery 50 on the observation area 110a 50b.

Under the above configuration, the real button battery 50 can be directly installed between the base 110 and the upper cover 120 of the button battery testing device 100, and through the positive electrode connection structure 130 and the negative electrode connection structure provided on the base 110 140 pairs of button batteries 50 for a power-on test, and the button battery 50 after power-on can be observed by an optical microscope, an electron microscope or other types of observation equipment through the opening 120 a of the upper cover 120 . In this way, it is not necessary to stack multiple layers of battery materials on the test device in a simulated manner, and the test process can be simplified. In addition, in this embodiment, both the positive electrode connection structure 130 and the negative electrode connection structure 140 are arranged on the base 110, instead of being respectively arranged on the base 110 and the upper cover 120, so the upper cover 120 is a simple structural member without a conductive structure. , thereby simplifying the manufacturing process of the upper cover 120 .

In detail, the base 110 of this embodiment includes a base 112 and a carrier 114 , and the carrier 114 is disposed on the base 112 to form an observation area 110 a. Moreover, the platform 114 has at least one side wall portion 1141 , the side wall portion 1141 surrounds the accommodating groove 114 a, and the accommodating groove 114 a is suitable for accommodating the button battery 50 .

On top of that, the positive electrode connection structure 130 is arranged on the platform 114 and has an opposite conductive portion 132 and a terminal portion 134. The conductive portion 132 is located at the top of the accommodating groove 114a and is suitable for connecting the button battery on the observation area 110a. The terminal portion 134 of the positive electrode 50 a of 50 is located on the lower surface of the carrier 114 and can be connected to the electrical connection portion 112 a of the seat body 112 through a wire or a suitable conductive component. Similarly, the negative electrode connection structure 140 is arranged on the platform 114 and has an opposite conductive portion 142 and a terminal portion 144, the conductive portion 142 is located on the upper surface of the platform 114 and is suitable for connecting the button battery on the observation area 110a The negative electrode 50b of 50, the terminal portion 144 is located on the lower surface of the carrier 114 and can be connected to the electrical connection portion 112a of the base 112 through a wire or a suitable conductive component. The electrical connection portion 112 a is used for plugging in an external power source to provide a test current to the button battery testing device 100 . In FIG. 3, a partial section of the positive electrode connection structure 130 and the negative electrode connection junction Some sections of the structure 140 are schematically shown as extending inside the carrier 114 , and the extending manner can actually be changed according to structural design requirements, which is not limited by the present invention.

In this embodiment, the button battery testing device 100 further includes a sealing ring 150 as shown in FIG. 2 and FIG. on and around the viewing area 110a. The upper cover 120 is tightly pressed against the sealing ring 150 to isolate the button battery 50 on the observation area 110 a from the outside, so as to facilitate the test.

The upper cover 120 of this embodiment includes a cover body 122 and a limiting component 124 . The cover 122 is suitable for covering the button battery 50 on the viewing area 110 a, and the opening 120 a for exposing the button battery 50 is formed in the cover 122 . The limiting component 124 is detachably assembled on the base 112 of the base 110 and limits the cover 122 on the base 112 of the base 110 .

In detail, the base 110 of this embodiment further includes a plurality of locking portions 116 connected to the base body 112 and surrounding the observation area 110a. Correspondingly, the limiting component 124 has a plurality of slots 1241 , and each locking portion 116 is adapted to pass through the corresponding slot 1241 and lock the limiting component 124 .

Specifically, each slot 1241 includes a release section 1241a and a locking section 1241b connected to each other, and each locking portion 116 includes a head 116a and a neck 116b, and the neck 116b is connected to the base 112 and the head. between 116a. The width of the release section 1241a is greater than the outer diameter of the head 116a, the outer diameter of the head 116a is greater than the width of the locking section 1241b, and the width of the locking section 1241b is greater than the outer diameter of the neck 116b. Thereby, the head 116a can pass through the corresponding slot 1241 through the release section 1241a, and then the limiting component 124 can rotate relative to the base 110 to drive each locking part 116 to release from the release section 1241a. The section 1241a moves to the locking section 1241b, so that the limiting assembly 124 is locked by the heads 116a of the locking parts 116 . When detaching the upper cover 120, as long as the stopper assembly 124 is reversely rotated to allow each locking portion 116 to move from the locking section 1241b to the releasing section 1241a, the head 116a of each locking section 116 can pass through the releasing section 1241a Break away from the corresponding slot 1241 . Therefore, the cover body 122 and the limiting component 124 can be moved away from the base body 112, and the button battery 50 that has been tested can be taken out from the observation area 110a or the button battery 50 to be tested can be placed in the observation area 110a.

In summary, the button battery testing device of the present invention can directly install a real button battery between its base and the upper cover, and conduct electricity to the button battery through the positive and negative connection structures provided on the base Test, and the button battery after electrification can be observed by optical microscope, electron microscope or other kinds of observation equipment through the opening of the upper cover. In this way, it is not necessary to stack multiple layers of battery materials on the test device in a simulated manner, and the test process can be simplified. In addition, in the present invention, both the positive electrode conductive structure and the negative electrode conductive structure are arranged on the base, instead of being separately arranged on the base and the upper cover, so the upper cover is a simple structural part without the conductive structure, thereby simplifying the manufacturing process of the upper cover .

50a: Positive electrode

50b: Negative pole

100: Button battery test device

110: base

110a: Observation area

112: seat body

114: carrier

1141: side wall

114a: holding tank

116: lock part

116a: head

116b: Neck

120: top cover

120a: opening

122: cover body

124: limit component

1241: slotting

1241a: release section

1241b: Lock section

130: Positive pole connection structure

132, 142: Leading part

134, 144: terminal part

140: Negative pole connection structure

150: sealing ring

Claims (7)

A button battery testing device, comprising: a base, having an observation area and being suitable for carrying a button battery through the observation area, wherein the base includes a base and at least one locking part, and the at least one locking part is connected to the base An upper cover, detachably connected to the base and suitable for covering the button battery on the observation area, wherein the upper cover has an opening corresponding to the observation area so that the button battery is suitable for passing through the opening The upper cover is observed through a hole, wherein the upper cover includes a cover body and a stop component, the cover body is suitable for covering the button battery on the observation area, the opening is formed in the cover body, and the stop component component is detachably assembled On the base and the cover is constrained on the base, the limiting component has at least one slot, the at least one locking part is suitable for passing through the at least one slot and locking the limiting component; a positive electrode connection structure , configured on the base and suitable for connecting a positive pole of the button battery on the observation area; and a negative electrode conducting structure, disposed on the base and suitable for connecting a negative pole of the button battery on the observation area, wherein the At least one slot includes a release section and a locking section connected, the at least one locking section includes a head and a neck, the neck is connected between the seat and the head, the release section The width of the segment is greater than the outer diameter of the head, the outer diameter of the head is greater than the width of the locking section, the width of the locking section is greater than the outer diameter of the neck, and the head is adapted to pass through the release section Through the at least one slot, the limiting component is adapted to rotate relative to the base to drive the at least one locking part to move from the release section to the locking area part. The button battery testing device as described in claim 1, wherein the base includes a base and a carrier, the carrier is arranged on the base to form the observation area, the carrier has a containing groove, and the receiving The slot is adapted to receive the button cell. The button battery testing device as claimed in claim 2, wherein the positive electrode connection structure is arranged on the platform and has a relative conductive portion and a terminal portion, the conductive portion is located at the top of the accommodating groove and is suitable for Connect the positive pole of the button battery on the observation area, and the terminal part is located on the lower surface of the carrier. The button battery testing device as claimed in claim 2, wherein the negative electrode connection structure is arranged on the carrier and has a relative conductive portion and a terminal portion, the conductive portion is located on the upper surface of the carrier and is suitable for The negative pole of the button battery on the observation area is connected, and the terminal portion is located on the lower surface of the carrier. The button battery testing device as claimed in claim 2, wherein the platform has at least one side wall portion, and the at least one side wall portion surrounds the accommodating groove. The button battery testing device as claimed in claim 1, comprising a sealing ring, wherein the sealing ring is disposed on the base and surrounds the observation area, and the upper cover is tightly pressed against the sealing ring. The button battery testing device as claimed in claim 1, wherein the at least one locking portion is multiple, and the locking portions surround the observation area.

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