TWM637790U - Winding-type capacitor package structure - Google Patents

Abstract

The present invention provides a wrapping capacitor package structure, which includes a wrapping component, a conductive component, a package component, a bottom seat plate and a pin protection component. The conductive component includes a first conductive pin and a second conductive pin. The wound component is wrapped inside the packaged component. The bottom seat plate is arranged at the bottom end of the package assembly. The pin protection assembly includes a first pin protection layer configured to cover a portion of the first conductive pin and a second pin protection layer configured to cover a portion of the second conductive pin. The first conductive pin includes a first exposed portion exposed outside the package component, and the second conductive pin includes a second exposed portion exposed outside the package component. The first pin protection layer and the second pin protection layer are respectively disposed on the first exposed portion of the first conductive pin and the second exposed portion of the second conductive pin for respectively protecting the first exposed portion and the second exposed portion. 2. The bare part.

Description

Winding Capacitor Package Structure

The invention relates to a capacitor packaging structure, in particular to a winding type capacitor packaging structure.

Capacitors have been widely used in basic components such as consumer appliances, computer motherboards, power supplies, communication products, and automobiles. Their main functions include filtering, bypassing, rectification, coupling, decoupling, phase inversion, etc. One of the indispensable components in electronic products. However, the wound capacitors in the prior art still have room for improvement. In particular, when the conductive pins of the capacitor need to be bent, the conductive pins are likely to be broken or cracked at the bent places.

The problem to be solved by this invention is to provide a package structure of wound capacitors for the deficiencies of the prior art.

In order to solve the above-mentioned problems, one of the technical means adopted in this creation is to provide a winding type capacitor packaging structure, which includes a winding type component, a conductive component, a packaging component, a bottom seat plate and a pin protection components. The winding assembly includes a winding positive electrode conductive foil, a winding negative electrode conductive foil and two winding separators. The conductive component includes a first conductive pin electrically contacting the wound positive electrode conductive foil and a second conductive pin electrically contacted the wound negative electrode conductive foil. The wound component is wrapped inside the packaged component. The bottom seat plate is arranged at the bottom of the package component for carrying the package component. The pin protection assembly includes a first pin protection layer configured to cover a portion of the first conductive pin and a second pin protection layer configured to cover a portion of the second conductive pin. Wherein, one of the two wound-type separators is arranged between the wound-type positive electrode conductive foil and the wound-type negative electrode conductive foil, and the wound-type positive electrode conductive foil and the wound-type negative electrode conductive foil are both One of them is disposed between two wound spacers; wherein, the first conductive pin includes a first embedded part accommodated inside the package component and a first exposed part exposed outside the package component , and the second conductive pin includes a second embedded part accommodated inside the package component and a second exposed part exposed outside the package component; wherein, the first exposed part of the first conductive pin and the second The second exposed portion of the conductive pin is exposed through the bottom seat plate, and the first pin protection layer and the second pin protection layer are respectively arranged on the first exposed portion of the first conductive pin and the second conductive pin on the second exposed part.

In order to solve the above-mentioned problems, another technical means adopted in this creation is to provide a winding type capacitor packaging structure, which includes a winding type component, a conductive component, a packaging component, a bottom seat plate and a pin protection components. The conductive component includes a first conductive pin and a second conductive pin. The wound component is wrapped inside the packaged component. The bottom seat plate is arranged at the bottom end of the package assembly. The pin protection assembly includes a first pin protection layer configured to cover a portion of the first conductive pin and a second pin protection layer configured to cover a portion of the second conductive pin. Wherein, the first conductive pin includes a first exposed portion exposed outside the package component, and the second conductive pin includes a second exposed portion exposed outside the package component; wherein, the first exposed portion of the first conductive pin part and the second exposed part of the second conductive pin are exposed outside through the bottom seat plate, and the first pin protection layer and the second pin protection layer are respectively arranged on the first exposed part of the first conductive pin and the second exposed part on the second exposed part of the two conductive pins.

In one of the feasible or preferred embodiments, the packaging assembly includes a packaging casing configured to accommodate the roll-up assembly and a bottom end disposed inside the packaging casing and cooperating with the packaging casing The sealing structure, and the packaging component is completely covered by the packaging shell and the bottom sealing structure; wherein, the bottom seat board has a first through hole and a second through hole, and the first conductive pin and the second conductive pin pass through respectively The first through hole and the second through hole of the bottom seat plate, and a first end portion of the first pin protection layer and a second end portion of the second pin protection layer are respectively arranged on the first through hole and the second end portion of the bottom seat plate The inside of the second piercing.

In one feasible or preferred embodiment, when the first exposed portion of the first conductive pin is bent to form a first bent section and a first extension section connected to the first bent section , the first pin protection layer is configured to surround and cover the first bent section of the first exposed portion of the first conductive pin, so that the first bent section of the first exposed portion of the first conductive pin The protection of the first pin protection layer is used to avoid breakage or cracks; wherein, when the second exposed part of the second conductive pin is bent to form a second bent section and a second bent section connected to the second bent section During the second extension section, the second pin protection layer is configured to surround and cover the second bent section of the second exposed portion of the second conductive pin, so that the second exposed portion of the second conductive pin The second bending section is protected by the second pin protection layer to avoid breakage or cracks; wherein, the first pin protection layer is a first post-production spraying layer or a first post-production coating layer, and the second The pin protection layer is a second post-production spraying layer or a second post-production coating layer; wherein, the first pin protection layer has a first bending section for partially exposing the first exposed portion. an opening, and the second pin protection layer has a second opening for partially exposing the second bent section of the second exposed portion.

In one feasible or preferred embodiment, when the first exposed portion of the first conductive pin is bent to form a first bent section and a first extension section connected to the first bent section An upper end region and a lower end region of the first bent section of the first exposed portion of the first conductive pin respectively form a first upper bent surface and a first lower bent surface, and the first pin protection layer is covered configured to cover the first upper bent surface and the first lower bent surface of the first bent section, so that the first bent section of the first exposed portion of the first conductive pin penetrates through the first pin protection layer protection to avoid breakage or cracks; wherein, when the second exposed portion of the second conductive pin is bent to form a second bent section and a second extended section connected to the second bent section, the first An upper end region and a lower end region of the second bent section of the second exposed portion of the two conductive pins respectively form a second upper bent surface and a second lower bent surface, and the second pin protection layer is configured to Used to cover the second upper bent surface and the second lower bent surface of the second bent section, so that the second bent section of the second exposed portion of the second conductive pin is protected by the second pin protective layer To avoid breakage or cracks; wherein, the first pin protection layer is a first post-production spray coating or a first post-production coating layer, and the second pin protection layer is a second post-production spray coating or a Second post-coating layer.

In one of the feasible or preferred embodiments, wherein, when the first bare part of the first conductive pin has not been bent, it is defined as a first preliminary bending section and the part connected to the first preliminary bending section For a first extension section, the first pin protection layer is configured to surround and cover the first pre-bending section of the first exposed portion of the first conductive pin, so that the first exposed portion of the first conductive pin The first preliminary bending section of the part is protected through the first pin protection layer; wherein, when the second exposed part of the second conductive pin has not been bent, it is defined as a second preliminary bending section and is connected to the first When a second extension of the two preparatory bending sections, the second pin protection layer is configured to surround and cover the second preparatory bending section of the second exposed part of the second conductive pin, so that the second conductive The second preliminary bending section of the second bare part of the pin is protected through the second pin protection layer; wherein, the first pin protection layer is a first post-production spraying layer and a first post-production coating layer , a first prefabricated attachment layer or a first detachable heat-resistant elastic sleeve, and the second pin protection layer is a second post-production spraying layer, a second post-production coating layer, and a second prefabricated adhesion layer Or a second detachable heat-resistant elastic sleeve; wherein, the first pin protection layer has a first opening for partially exposing the first pre-bending section of the first bare part, and the second pin protection layer has a A second opening of the second pre-bending section partially exposing the second exposed portion.

In one of the feasible or preferred embodiments, the packaging assembly includes a packaging casing configured to accommodate the roll-up assembly and a bottom end disposed inside the packaging casing and cooperating with the packaging casing The sealing structure, and the packaging component is completely covered by the packaging shell and the bottom sealing structure; wherein, the bottom seat board has a first through hole and a second through hole, and the first conductive pin and the second conductive pin pass through respectively The first through hole and the second through hole of the bottom seat plate, and a first end portion of the first pin protection layer and a second end portion of the second pin protection layer are respectively arranged on the first through hole and the second end portion of the bottom seat plate The inside of the second perforation; wherein, the first pin protection layer is a first non-detachable heat-resistant elastic layer or a first detachable heat-resistant elastic sleeve, and the second pin protection layer is a second non-detachable heat-resistant elastic layer or a The second detachable heat-resistant elastic sleeve; wherein, the first pin protection layer has a first opening for partially exposing the first exposed part, and the second pin protection layer has a first opening for partially exposing the second exposed part A second opening.

One of the beneficial effects of the present invention is that the wound type capacitor packaging structure provided by the present invention can pass through "the pin protection component includes a first pin configured to cover a part of the first conductive pin The protective layer and a second pin protective layer configured to cover a part of the second conductive pin, the first pin protective layer and the second pin protective layer are respectively disposed on the second pin of the first conductive pin. An exposed portion and the second exposed portion of the second conductive pin” technical solution, so that the first pin protection layer and the second pin protection layer can be configured to protect the first conductive pin respectively The first exposed portion and the second exposed portion of the second conductive pin.

In order to further understand the characteristics and technical content of this creation, please refer to the following detailed description and drawings related to this creation. However, the provided drawings are only for reference and explanation, and are not used to limit this creation.

The following is an illustration of the implementation of the "winding type capacitor packaging structure" disclosed in this creation through specific specific examples. Those skilled in the art can understand the advantages and effects of this creation from the content disclosed in this specification. This creation can be implemented or applied through other different specific embodiments, and the details in this specification can also be modified and changed based on different viewpoints and applications without departing from the idea of this creation. In addition, it needs to be declared in advance that the diagrams of this creation are only for simple illustration, and are not drawn according to the actual size. The following embodiments will further describe the relevant technical content of this creation in detail, but the disclosed content is not intended to limit the protection scope of this creation. In addition, the term "or" used herein may include any one or a combination of more of the associated listed items depending on the actual situation.

As shown in Figures 1 to 11, the present invention provides a wrapping capacitor package P, which includes a wrapping component 1, a conductive component 2, a packaging component 3, a bottom seat plate 4 and a pin protection Component 5. Furthermore, the conductive component 2 includes a first conductive pin 21 and a second conductive pin 22 . The roll-up component 1 is wrapped inside the packaging component 3 . The bottom seat plate 4 is disposed at the bottom of the package assembly 3 . The pin protection assembly 5 includes a first pin protection layer 51 configured to cover a portion of the first conductive pin 21 and a second pin configured to cover a portion of the second conductive pin 22 protective layer 52 . Moreover, the first conductive pin 21 includes a first exposed portion 212 exposed outside the package component 3 , and the second conductive pin 22 includes a second exposed portion 222 exposed outside the package component 3 . In addition, the first exposed portion 212 of the first conductive pin 21 and the second exposed portion 222 of the second conductive pin 22 pass through the bottom seat plate 4 to be exposed, and the first pin protection layer 51 and the second pin The protective layer 52 is respectively disposed on the first exposed portion 212 of the first conductive pin 21 and the second exposed portion 222 of the second conductive pin 22 .

Thereby, the wrapping type capacitor packaging structure P provided by the present invention can pass through “the pin protection component 5 includes a first pin protection layer 51 configured to cover a part of the first conductive pin 21 And a second pin protection layer 52" and "the first pin protection layer 51 and the second pin protection layer 52 configured to cover a part of the second conductive pin 22 are respectively arranged on the first conductive pin 21 on the first exposed portion 212 and the second exposed portion 222 of the second conductive pin 22”, so that the first pin protection layer 51 and the second pin protection layer 52 can be respectively configured for Protect the first exposed portion 212 of the first conductive pin 21 and the second exposed portion 222 of the second conductive pin 22 respectively, so as to avoid the bending process of the first conductive pin 21 and the second conductive pin 22 breaks or cracks occur.

[first embodiment]

Referring to FIGS. 1 to 3 , the first embodiment of the present invention provides a wound capacitor packaging structure P, which includes a wound component 1, a conductive component 2, a package component 3, a bottom seat plate 4 and A pin protection component 5 .

First, as shown in FIG. 1 , the wound assembly 1 includes a wound positive electrode conductive foil 11 , a wound negative electrode conductive foil 12 and two wound separators 13 . Furthermore, one of the two wound separators 13 will be arranged between the wound positive conductive foil 11 and the wound negative conductive foil 12, and the wound positive conductive foil 11 and One of the two winding negative electrode conductive foils 12 will be arranged between two winding separators 13 (for example, as shown in Figure 1, the winding positive electrode conductive foil 11 will be arranged between two winding separators 13 between spacers 13). In addition, the wound separator 13 may be a separator paper or a paper foil to which a conductive polymer is attached by impregnation. However, the above-mentioned example is only one possible embodiment and is not intended to limit the invention.

Furthermore, as shown in FIG. 1 to FIG. 3 , the conductive component 2 includes a first conductive pin 21 electrically contacting the wound positive conductive foil 11 and a first conductive pin 21 electrically contacting the wound negative conductive foil 12. There are two conductive pins 22 , and the roll-up component 1 is wrapped inside the packaging component 3 . Furthermore, the first conductive pin 21 includes a first embedded portion 211 accommodated inside the package component 3 and a first exposed portion 212 exposed outside the package component 3 , and the second conductive pin 22 It includes a second embedded portion 221 accommodated inside the package component 3 and a second exposed portion 222 exposed outside the package component 3 . For example, the packaging assembly 3 includes a packaging casing 31 (for example, an aluminum casing or a casing made of any material) configured to accommodate the winding assembly 1 , and is disposed inside the packaging casing 31 And a bottom closing structure 32 cooperating with the packaging case 31 , and the packaging assembly 3 can be completely covered by the packaging case 31 and the bottom closing structure 32 . However, the above-mentioned example is only one possible embodiment and is not intended to limit the invention.

In addition, as shown in FIG. 1 to FIG. 3 , the bottom seat plate 4 is disposed on the bottom end of the package component 3 for carrying the package component 3 , and the pin protection component 5 includes a pin protection component configured to cover the first conductive pin 21 A part of a first pin protection layer 51 and a second pin protection layer 52 configured to cover a part of the second conductive pin 22 . Furthermore, the first exposed portion 212 of the first conductive pin 21 and the second exposed portion 222 of the second conductive pin 22 can pass through the bottom seat plate 4 to be exposed, and the first pin protection layer 51 and The second pin protection layer 52 can be respectively disposed on the first exposed portion 212 of the first conductive pin 21 and the second exposed portion 222 of the second conductive pin 22 . For example, the bottom seat plate 4 has a first through hole 4001 and a second through hole 4002, and the first conductive pin 21 and the second conductive pin 22 can pass through the first through hole 4001 and the second conductive pin 22 of the bottom seat plate 4 respectively. Second perforation 4002 . However, the above-mentioned example is only one possible embodiment and is not intended to limit the invention.

Furthermore, as shown in FIG. 2 , when the first bare portion 212 of the first conductive pin 21 has not been bent yet, it is defined as a first preparatory bending section 212P and the part connected to the first preparatory bending section 212P For a first extension section 212E, the first pin protection layer 51 can be configured to surround and cover the first pre-bending section 212P of the first exposed portion 212 of the first conductive pin 21 , so that the first The first pre-bending section 212P of the first exposed portion 212 of a conductive pin 21 can be protected through the first pin protection layer 51 . Moreover, when the second bare portion 222 of the second conductive pin 22 has not been bent yet and is defined as a second preparatory bending section 222P and a second extension section 222E connected to the second preparatory bending section 222P, The second pin protection layer 52 can be configured to surround and cover the second pre-bending section 222P of the second exposed portion 222 of the second conductive pin 22 , so that the second of the second conductive pin 22 The second pre-bending section 222P of the exposed portion 222 can be protected through the second pin protection layer 52 . For example, the first pin protection layer 51 can be a first detachable heat-resistant elastic sleeve, and the second pin protection layer 52 can be a second detachable heat-resistant elastic sleeve. That is to say, the first pin protection layer 51 and the second pin protection layer 52 can be prefabricated, and the first pin protection layer 51 and the second pin protection layer 52 can respectively be inserted into the first conductive pin 21 and the second conductive pin 22 (or, the first conductive pin 21 and the second conductive pin 22 pass through the first pin protection layer 51 and the second pin protection layer 52 respectively), so that the first The first pin protection layer 51 and the second pin protection layer 52 can be sleeved on the first pre-bending section 212P of the first conductive pin 21 and the second pre-bending section 222P of the second conductive pin 22 respectively. It should be noted that the first pin protection layer 51 can also be a first prefabricated attachment layer, and the second pin protection layer 52 can also be a second prefabricated attachment layer. That is to say, the first pin protection layer 51 (for example, can be composed of multiple first attachment layers to form the first pin protection layer 51 ) and the second pin protection layer 52 (for example, can be composed of multiple second attachment layers The second pre-bending section 212P of the first conductive pin 21 and the second pre-bending section 212P of the second conductive pin 22 are attached in such a way that the second pin protection layer 51) can be adhered through the adhesive. Section 222P. However, the above-mentioned example is only one possible embodiment and is not intended to limit the invention.

Furthermore, when the first exposed portion 212 of the first conductive pin 21 is bent to form a first bent section 212B (obtained by bending the first pre-bent section 212P) and connected to the first bend When bending a first extension section 212E of the section 212B, the first pin protection layer 51 can be configured to surround and cover the first bent section 212B of the first exposed portion 212 of the first conductive pin 21, thereby In this way, the first bent section 212B of the first exposed portion 212 of the first conductive pin 21 can pass through the protection of the first pin protection layer 51 to avoid breakage or cracks. Moreover, when the second exposed portion 222 of the second conductive pin 22 is bent to form a second bent section 222B (obtained by bending the second pre-bent section 222P) and connected to the second bent section 222B, the second pin protection layer 52 can be configured to surround and cover the second bent section 222B of the second exposed portion 222 of the second conductive pin 22, so that The second bent section 222B of the second exposed portion 222 of the second conductive pin 22 can pass through the protection of the second pin protection layer 52 to avoid breakage or cracks. However, the above-mentioned example is only one possible embodiment and is not intended to limit the invention.

[Second embodiment]

Referring to FIG. 4 and FIG. 5, the second embodiment of the present invention provides a wound capacitor packaging structure P, which includes a wound component 1, a conductive component 2, a package component 3, a bottom seat plate 4 and A pin protection component 5 . From the comparison of FIG. 4 with FIG. 2, and the comparison of FIG. 5 with FIG. 3, it can be seen that the main difference between the second embodiment of the present invention and the first embodiment lies in: A first end portion 510 and a second end portion 520 of the second pin protection layer 52 may be respectively disposed inside the first through hole 4001 and the second through hole 4002 of the bottom seat plate 4 . That is to say, the lengths of the first pin protection layer 51 and the second pin protection layer 52 provided by the second embodiment are respectively longer than the first pin protection layer 51 and the second pin protection layer 51 provided by the first embodiment. The length of the protection layer 52 is such that the first exposed portion 212 of the first conductive pin 21 and the second exposed portion 222 of the second conductive pin 22 can obtain a larger protection area.

It is worth noting that the first end portion 510 of the first pin protection layer 51 and the second end portion 520 of the second pin protection layer 52 can also be respectively positioned on the first end portion of the bottom seat plate 4 through a tight fit. The inside of the through hole 4001 and the second through hole 4002 . However, the above-mentioned example is only one possible embodiment and is not intended to limit the invention.

[Third embodiment]

Referring to FIG. 6 and FIG. 7, the third embodiment of the present invention provides a wound capacitor packaging structure P, which includes a wound component 1, a conductive component 2, a package component 3, a bottom seat plate 4 and A pin protection component 5 . From the comparison of FIG. 6 with FIG. 2, and the comparison of FIG. Before a conductive pin 21 and a second conductive pin 22 are bent, the first pin protection layer 51 has a first opening 5100 for partially exposing the first pre-bending section 212P of the first exposed portion 212 , And the second pin protection layer 52 has a second opening 5200 for partially exposing the second pre-bending section 222P of the second exposed portion 222 . Thereby, as shown in FIG. 7 , when the first conductive pin 21 and the second conductive pin 22 are bent (that is, when the first pin protection layer 51 and the second pin protection layer 52 are bent) , the first pin protection layer 51 and the second pin protection layer 52 are relatively less prone to wrinkles at the bends (that is, the first bending section 212B and the second bending section 222B), so the first conductive The pin 21 and the second conductive pin 22 can be bent more smoothly to form the first bent section 212B and the second bent section 222B respectively.

It should be noted that the first opening 5100 of the first pin protection layer 51 and the second opening 5200 of the second pin protection layer 52 provided in the third embodiment can also be applied in other embodiments.

[Fourth Embodiment]

Referring to FIG. 8 and FIG. 9, the fourth embodiment of the present invention provides a wound capacitor packaging structure P, which includes a wound component 1, a conductive component 2, a package component 3, a bottom seat plate 4 and A pin protection component 5 . From the comparison between Fig. 8 and Fig. 2, and the comparison between Fig. 9 and Fig. 3, it can be seen that the main difference between the fourth embodiment of the present invention and the first embodiment is: in the fourth embodiment, as shown in Fig. 8, in the Before a conductive pin 21 and the second conductive pin 22 are bent, the first pin protection layer 51 and the second pin protection layer 52 can be processed (such as spraying, coating or any other forming method) to respectively It is formed on the first preliminary bending section 212P of the first exposed portion 212 of the first conductive pin 21 and the second preliminary bending section 222P of the second exposed portion 222 of the second conductive pin 22 . Thus, the first pin protection layer 51 can be a first post-spraying layer, a first post-production coating layer or any other post-processing formed on the first exposed portion 212 of the first conductive pin 21 through subsequent processing. A first rear protection layer (that is to say, the first pin protection layer 51 can be a first non-detachable heat-resistant elastic layer), and the second pin protection layer 52 can be formed on the second through subsequent processing On the second exposed portion 222 of the conductive pin 22, a second post-sprayed layer, a second post-coating layer or any second post-preservation layer (that is to say, the second pin protection layer 52 may be a second non-detachable heat-resistant elastic layer).

Furthermore, as shown in FIG. 9, when the first exposed portion 212 of the first conductive pin 21 is bent to form a first bent section 212B and a first extension connected to the first bent section 212B After the section 212E, an upper end area and a lower end area of the first bending section 212B of the first exposed portion 212 of the first conductive pin 21 can respectively form a first upper bending surface 2121 and a first lower bending surface 2122, the first pin protection layer 51 can be configured to cover the first upper bending surface 2121 and the first lower bending surface 2122 of the first bending section 212B, so that the first conductive pin 21 The first bent section 212B of the exposed portion 212 can pass through the protection of the first pin protection layer 51 to avoid breakage or cracks. Furthermore, when the second exposed portion 222 of the second conductive pin 22 is bent to form a second bent section 222B and a second extension section 222E connected to the second bent section 222B, the second conductive contact An upper end region and a lower end region of the second bent section 222B of the second exposed portion 222 of the foot 22 can respectively form a second upper bent surface 2221 and a second lower bent surface 2222, and the second pin protection layer 52 may be configured to cover the second upper bending surface 2221 and the second lower bending surface 2222 of the second bending section 222B, so that the second bending of the second exposed portion 222 of the second conductive pin 22 The segment 222B can pass through the protection of the second pin protection layer 52 to avoid breakage or cracks.

It should be noted that, for example, before the first conductive pin 21 and the second conductive pin 22 are bent, the first pin protection layer 51 may have a first pin protection layer for partially exposing the first exposed portion 212. An opening (not shown), and the second pin protection layer 52 may have a second opening (not shown) for partially exposing the second exposed portion 222 . However, the above-mentioned example is only one possible embodiment and is not intended to limit the invention.

[Fifth Embodiment]

Referring to FIG. 10 and FIG. 11 , the fifth embodiment of the present invention provides a wound capacitor packaging structure P, which includes a wound component 1, a conductive component 2, a package component 3, a bottom seat plate 4 and A pin protection component 5 . From the comparison of Fig. 10 with Fig. 2, and the comparison of Fig. 11 with Fig. 3, it can be seen that the main difference between the fifth embodiment of the present invention and the first embodiment is: in the fifth embodiment, as shown in Fig. 11, the After a conductive pin 21 and a second conductive pin 22 are bent, the first pin protection layer 51 and the second pin protection layer 52 can be processed (such as spraying, coating or any other forming method) to respectively It is formed on the first bent section 212B of the first exposed portion 212 of the first conductive pin 21 and the second bent section 222B of the second exposed portion 222 of the second conductive pin 22 . Thus, the first pin protection layer 51 can be a first post-spraying layer, a first post-production coating layer or any other post-processing formed on the first exposed portion 212 of the first conductive pin 21 through subsequent processing. A first rear protection layer (that is to say, the first pin protection layer 51 can be a first non-detachable heat-resistant elastic layer), and the second pin protection layer 52 can be formed on the second through subsequent processing On the second exposed portion 222 of the conductive pin 22, a second post-sprayed layer, a second post-coating layer or any second post-preservation layer (that is to say, the second pin protection layer 52 may be a second non-detachable heat-resistant elastic layer).

Furthermore, as shown in FIG. 11 , when the first exposed portion 212 of the first conductive pin 21 is bent to form a first bent section 212B and a first extension connected to the first bent section 212B After the section 212E, an upper end area and a lower end area of the first bending section 212B of the first exposed portion 212 of the first conductive pin 21 can respectively form a first upper bending surface 2121 and a first lower bending surface 2122, the first pin protection layer 51 can be configured to cover the first upper bending surface 2121 and the first lower bending surface 2122 of the first bending section 212B, so that the first conductive pin 21 The first bent section 212B of the exposed portion 212 can pass through the protection of the first pin protection layer 51 to avoid breakage or cracks. Furthermore, when the second exposed portion 222 of the second conductive pin 22 is bent to form a second bent section 222B and a second extension section 222E connected to the second bent section 222B, the second conductive contact An upper end region and a lower end region of the second bent section 222B of the second exposed portion 222 of the foot 22 can respectively form a second upper bent surface 2221 and a second lower bent surface 2222, and the second pin protection layer 52 may be configured to cover the second upper bending surface 2221 and the second lower bending surface 2222 of the second bending section 222B, so that the second bending of the second exposed portion 222 of the second conductive pin 22 The segment 222B can pass through the protection of the second pin protection layer 52 to avoid breakage or cracks.

It should be noted that, for example, before the first conductive pin 21 and the second conductive pin 22 are bent, the first pin protection layer 51 may have a first pin protection layer for partially exposing the first exposed portion 212. An opening (not shown), and the second pin protection layer 52 may have a second opening (not shown) for partially exposing the second exposed portion 222 .

[Advantageous Effects of Embodiment]

One of the beneficial effects of the present invention is that the wound type capacitor packaging structure P provided by the present invention can pass through the "pin protection component 5 including a first conductive pin 21 configured to cover a part A pin protection layer 51 and a second pin protection layer 52 configured to cover a part of the second conductive pin 22" and "the first pin protection layer 51 and the second pin protection layer 52 are provided respectively. On the first exposed portion 212 of the first conductive pin 21 and the second exposed portion 222 of the second conductive pin 22” so that the first pin protection layer 51 and the second pin protection layer 52 can respectively configured to respectively protect the first exposed portion 212 of the first conductive pin 21 and the second exposed portion 222 of the second conductive pin 22, thereby avoiding the first conductive pin 21 and the second conductive pin 22 When a break or crack occurs during the bending process.

The content disclosed above is only the preferred feasible embodiment of this creation, and does not limit the scope of patent application for this creation. Therefore, all equivalent technical changes made by using the instructions and drawings of this creation are included in the application of this creation. within the scope of the patent.

P: wound capacitor packaging structure 1: Winding components 11: Coiled positive electrode conductive foil 12: Winding negative electrode conductive foil 13: Winding separator 2: Conductive components 21: The first conductive pin 211: The first embedded part 212: The first exposed part 2121: The first upper bending surface 2122: The first lower bending surface 212P: The first preparatory bending section 212B: the first bending section 212E: The first extension 22: Second conductive pin 2221: Second upper bending surface 2222: The second lower bending surface 221: The second embedded part 222: The second exposed part 222P: The second preparatory bending section 222B: the second bending section 222E: Second extension 3: Packaging components 31: Packaging shell 32: Bottom closed structure 4: Bottom seat plate 4001: First piercing 4002: Second piercing 5: Pin protection components 51: The first pin protection layer 510: first terminal part 5100: first opening 52: Second pin protection layer 520: second terminal part 5200: second opening

FIG. 1 is a three-dimensional schematic view of the cooperation between the winding component and the conductive component provided by the invention.

Fig. 2 is a partial cross-sectional schematic diagram of the wound capacitor package structure provided by the first embodiment of the present invention (when the first exposed part of the first conductive pin and the second exposed part of the second conductive pin have not been bent ).

Fig. 3 is a partial cross-sectional schematic diagram of the wound capacitor package structure provided by the first embodiment of the present invention (after the first exposed part of the first conductive pin and the second exposed part of the second conductive pin are bent) .

4 is a partial cross-sectional schematic view of the package structure of the wound capacitor provided by the second embodiment of the present invention (when the first exposed part of the first conductive pin and the second exposed part of the second conductive pin have not been bent ).

Fig. 5 is a partial cross-sectional schematic diagram of the wound capacitor package structure provided by the second embodiment of the present invention (after the first exposed part of the first conductive pin and the second exposed part of the second conductive pin are bent) .

Fig. 6 is a partial cross-sectional schematic diagram of the packaging structure of the winding type capacitor provided by the third embodiment of the present invention (when the first exposed part of the first conductive pin and the second exposed part of the second conductive pin have not been bent ).

Fig. 7 is a partial cross-sectional schematic diagram of the wound capacitor package structure provided by the third embodiment of the present invention (after the first exposed part of the first conductive pin and the second exposed part of the second conductive pin are bent) .

Fig. 8 is a partial cross-sectional schematic diagram of the wound capacitor package structure provided by the fourth embodiment of the present invention (when the first exposed part of the first conductive pin and the second exposed part of the second conductive pin have not been bent ).

FIG. 9 is a partial cross-sectional schematic view of the packaging structure of the wound capacitor provided by the fourth embodiment of the present invention (after the first exposed part of the first conductive pin and the second exposed part of the second conductive pin are bent) .

Fig. 10 is a partial cross-sectional schematic diagram of the wound capacitor package structure provided by the fifth embodiment of the present invention (when the first exposed part of the first conductive pin and the second exposed part of the second conductive pin have not been bent ).

FIG. 11 is a partial cross-sectional schematic diagram of the wound capacitor package structure provided by the fifth embodiment of the present invention (after the first exposed part of the first conductive pin and the second exposed part of the second conductive pin are bent) .

P: wound capacitor packaging structure

1: Winding components

2: Conductive components

21: The first conductive pin

211: The first embedded part

212: The first exposed part

212B: the first bending section

212E: The first extension

22: Second conductive pin

221: The second embedded part

222: The second exposed part

222B: the second bending section

222E: Second extension

3: Packaging components

31: Packaging shell

32: Bottom closed structure

4: Bottom seat plate

4001: First piercing

4002: Second piercing

5: Pin protection components

51: The first pin protection layer

52: Second pin protection layer

Claims (10)

A wound capacitor package structure, comprising: A wound-type assembly comprising a wound-type positive electrode conductive foil, a wound-type negative electrode conductive foil and two wound-type separators; a conductive component comprising a first conductive pin electrically contacting the wound positive conductive foil and a second conductive pin electrically contacting the wound negative conductive foil; a packaging component, the roll-type component is wrapped inside the packaging component; a bottom seat plate disposed at the bottom end of the packaging assembly for carrying the packaging assembly; and a pin protection assembly including a first pin protection layer configured to cover a portion of the first conductive pin and configured to cover the second conductive pin a part of a second pin protection layer; Wherein, one of the two wound-type separators is arranged between the wound-type positive electrode conductive foil and the wound-type negative electrode conductive foil, and the wound-type positive electrode conductive foil and One of the wound negative electrode conductive foils is arranged between the two wound separators; Wherein, the first conductive pin includes a first embedded part accommodated inside the package component and a first exposed part exposed outside the package component, and the second conductive pin includes a second embedded part accommodated inside the package component and a second exposed part exposed outside the package component; Wherein, the first exposed portion of the first conductive pin and the second exposed portion of the second conductive pin are exposed outside through the bottom seat plate, and the first pin protects layer and the second pin protection layer are respectively disposed on the first exposed portion of the first conductive pin and the second exposed portion of the second conductive pin. The package structure of winding type capacitor as claimed in claim 1, Wherein, the packaging assembly includes a packaging casing configured to accommodate the roll-up assembly and a bottom closure structure disposed inside the packaging casing and cooperating with the packaging casing, And the packaging component is completely covered by the packaging shell and the bottom closing structure; Wherein, the bottom seat plate has a first through hole and a second through hole, and the first through hole and the second conductive pin of the bottom seat plate pass through respectively. The second through hole, and a first end portion of the first pin protection layer and a second end portion of the second pin protection layer are respectively arranged in the first through hole and the bottom seat plate the interior of the second perforation; Wherein, when the first exposed portion of the first conductive pin is bent to form a first bent section and a first extension section connected to the first bent section, the first The pin protection layer is configured to surround and cover the first bent section of the first exposed portion of the first conductive pin, so that the first exposed portion of the first conductive pin The first bending section of the part is protected by the protection layer of the first pin to avoid breakage or cracks; Wherein, when the second bare part of the second conductive pin is bent to form a second bent section and a second extension section connected to the second bent section, the second The pin protection layer is configured to surround and cover the second bent section of the second exposed portion of the second conductive pin, so that the second exposed portion of the second conductive pin The second bent section of the portion is protected by the second pin protective layer to avoid breakage or cracks; Wherein, the first pin protection layer is a first post-production spray coating or a first post-production coating layer, and the second pin protection layer is a second post-production spray coating or a second post-production coating Coating layer; Wherein, the first pin protection layer has a first opening for partially exposing the first bent section of the first exposed portion, and the second pin protection layer has a first opening for partially exposing A second opening of the second bent section of the second exposed portion is exposed. The package structure of winding type capacitor as claimed in claim 1, Wherein, the packaging assembly includes a packaging casing configured to accommodate the roll-up assembly and a bottom closure structure disposed inside the packaging casing and cooperating with the packaging casing, And the packaging component is completely covered by the packaging shell and the bottom closing structure; Wherein, the bottom seat plate has a first through hole and a second through hole, and the first through hole and the second conductive pin of the bottom seat plate pass through respectively. The second through hole, and a first end portion of the first pin protection layer and a second end portion of the second pin protection layer are respectively arranged in the first through hole and the bottom seat plate the interior of the second perforation; Wherein, when the first exposed portion of the first conductive pin is bent to form a first bent section and a first extension section connected to the first bent section, the first An upper end region and a lower end region of the first bent section of the first exposed portion of the conductive pin respectively form a first upper bent surface and a first lower bent surface, and the first pin The protection layer is configured to cover the first upper bending surface and the first lower bending surface of the first bending section, so that the first exposed portion of the first conductive pin The first bending section is protected by the protection layer of the first pin to avoid breakage or cracks; Wherein, when the second exposed portion of the second conductive pin is bent to form a second bent section and a second extension section connected to the second bent section, the second An upper end region and a lower end region of the second bent section of the second exposed portion of the conductive pin respectively form a second upper bent surface and a second lower bent surface, and the second pin The protection layer is configured to cover the second upper bending surface and the second lower bending surface of the second bending section, so that the second exposed portion of the second conductive pin The second bent section of the second pin is protected by the protective layer of the second pin to avoid breakage or cracks; Wherein, the first pin protection layer is a first post-production spray coating or a first post-production coating layer, and the second pin protection layer is a second post-production spray coating or a second post-production coating Make the coating layer. The package structure of winding type capacitor as claimed in claim 1, Wherein, the packaging assembly includes a packaging casing configured to accommodate the roll-up assembly and a bottom closure structure disposed inside the packaging casing and cooperating with the packaging casing, And the packaging component is completely covered by the packaging shell and the bottom closing structure; Wherein, the bottom seat plate has a first through hole and a second through hole, and the first through hole and the second conductive pin of the bottom seat plate pass through respectively. The second through hole, and a first end portion of the first pin protection layer and a second end portion of the second pin protection layer are respectively arranged in the first through hole and the bottom seat plate the interior of the second perforation; Wherein, when the first exposed portion of the first conductive pin has not been bent to define a first preliminary bending section and a first extension section connected to the first preliminary bending section, The first pin protection layer is configured to surround and cover the first pre-bending section of the first exposed portion of the first conductive pin, so that the first conductive pin The first pre-bending section of the first exposed portion is protected through the first pin protection layer; Wherein, when the second exposed portion of the second conductive pin has not been bent and is defined as a second preliminary bending section and a second extension section connected to the second preliminary bending section, The second pin protection layer is configured to surround and cover the second preparatory bending section of the second exposed portion of the second conductive pin, so that the second conductive pin The second preliminary bending section of the second exposed portion is protected through the second pin protection layer; Wherein, the first pin protection layer is a first post-production spraying layer, a first post-production coating layer, a first prefabricated attachment layer or a first detachable heat-resistant elastic sleeve, and the second The pin protection layer is a second post-production spraying layer, a second post-production coating layer, a second prefabricated adhesive layer or a second detachable heat-resistant elastic sleeve; Wherein, the first pin protection layer has a first opening for partially exposing the first preliminary bending section of the first bare part, and the second pin protection layer has a first opening for partially exposing A second opening of the second preliminary bending section of the second exposed portion is exposed. The package structure of winding type capacitor as claimed in claim 1, Wherein, the packaging assembly includes a packaging casing configured to accommodate the roll-up assembly and a bottom closure structure disposed inside the packaging casing and cooperating with the packaging casing, And the packaging component is completely covered by the packaging shell and the bottom closing structure; Wherein, the bottom seat plate has a first through hole and a second through hole, and the first through hole and the second conductive pin of the bottom seat plate pass through respectively. The second through hole, and a first end portion of the first pin protection layer and a second end portion of the second pin protection layer are respectively arranged in the first through hole and the bottom seat plate the interior of the second perforation; Wherein, the first pin protection layer is a first non-detachable heat-resistant elastic layer or a first detachable heat-resistant elastic sleeve, and the second pin protection layer is a second non-detachable heat-resistant elastic layer or a second Removable heat-resistant elastic kit; Wherein, the first pin protection layer has a first opening for partially exposing the first exposed portion, and the second pin protection layer has a first opening for partially exposing the second exposed portion. A second opening. A wound capacitor package structure, comprising: a coiled assembly; A conductive component, the conductive component includes a first conductive pin and a second conductive pin; a packaging component, the roll-type component is wrapped inside the packaging component; a bottom seat plate disposed at the bottom end of the package assembly; and a pin protection assembly including a first pin protection layer configured to cover a portion of the first conductive pin and configured to cover the second conductive pin a part of a second pin protection layer; Wherein, the first conductive pin includes a first exposed portion exposed outside the package component, and the second conductive pin includes a second exposed portion exposed outside the package component; Wherein, the first exposed portion of the first conductive pin and the second exposed portion of the second conductive pin are exposed outside through the bottom seat plate, and the first pin protects layer and the second pin protection layer are respectively disposed on the first exposed portion of the first conductive pin and the second exposed portion of the second conductive pin. The package structure of wound capacitors as claimed in item 6, Wherein, the packaging assembly includes a packaging casing configured to accommodate the roll-up assembly and a bottom closure structure disposed inside the packaging casing and cooperating with the packaging casing, And the packaging component is completely covered by the packaging shell and the bottom closing structure; Wherein, the bottom seat plate has a first through hole and a second through hole, and the first through hole and the second conductive pin of the bottom seat plate pass through respectively. The second through hole, and a first end portion of the first pin protection layer and a second end portion of the second pin protection layer are respectively arranged in the first through hole and the bottom seat plate the interior of the second perforation; Wherein, when the first exposed portion of the first conductive pin is bent to form a first bent section and a first extension section connected to the first bent section, the first The pin protection layer is configured to surround and cover the first bent section of the first exposed portion of the first conductive pin, so that the first exposed portion of the first conductive pin The first bending section of the part is protected by the protection layer of the first pin to avoid breakage or cracks; Wherein, when the second bare part of the second conductive pin is bent to form a second bent section and a second extension section connected to the second bent section, the second The pin protection layer is configured to surround and cover the second bent section of the second exposed portion of the second conductive pin, so that the second exposed portion of the second conductive pin The second bent section of the portion is protected by the second pin protective layer to avoid breakage or cracks; Wherein, the first pin protection layer is a first post-production spray coating or a first post-production coating layer, and the second pin protection layer is a second post-production spray coating or a second post-production coating Coating layer; Wherein, the first pin protection layer has a first opening for partially exposing the first bent section of the first exposed portion, and the second pin protection layer has a first opening for partially exposing A second opening of the second bent section of the second exposed portion is exposed. The package structure of wound capacitors as claimed in item 6, Wherein, the packaging assembly includes a packaging casing configured to accommodate the roll-up assembly and a bottom closure structure disposed inside the packaging casing and cooperating with the packaging casing, And the packaging component is completely covered by the packaging shell and the bottom closing structure; Wherein, the bottom seat plate has a first through hole and a second through hole, and the first through hole and the second conductive pin of the bottom seat plate pass through respectively. The second through hole, and a first end portion of the first pin protection layer and a second end portion of the second pin protection layer are respectively arranged in the first through hole and the bottom seat plate the interior of the second perforation; Wherein, when the first exposed portion of the first conductive pin is bent to form a first bent section and a first extension section connected to the first bent section, the first An upper end region and a lower end region of the first bent section of the first exposed portion of the conductive pin respectively form a first upper bent surface and a first lower bent surface, and the first pin The protection layer is configured to cover the first upper bending surface and the first lower bending surface of the first bending section, so that the first exposed portion of the first conductive pin The first bending section is protected by the protection layer of the first pin to avoid breakage or cracks; Wherein, when the second exposed portion of the second conductive pin is bent to form a second bent section and a second extension section connected to the second bent section, the second An upper end region and a lower end region of the second bent section of the second exposed portion of the conductive pin respectively form a second upper bent surface and a second lower bent surface, and the second pin The protection layer is configured to cover the second upper bending surface and the second lower bending surface of the second bending section, so that the second exposed portion of the second conductive pin The second bent section of the second pin is protected by the protective layer of the second pin to avoid breakage or cracks; Wherein, the first pin protection layer is a first post-production spray coating or a first post-production coating layer, and the second pin protection layer is a second post-production spray coating or a second post-production coating Make the coating layer. The package structure of wound capacitors as claimed in item 6, Wherein, the packaging assembly includes a packaging casing configured to accommodate the roll-up assembly and a bottom closure structure disposed inside the packaging casing and cooperating with the packaging casing, And the packaging component is completely covered by the packaging shell and the bottom closing structure; Wherein, the bottom seat plate has a first through hole and a second through hole, and the first through hole and the second conductive pin of the bottom seat plate pass through respectively. The second through hole, and a first end portion of the first pin protection layer and a second end portion of the second pin protection layer are respectively arranged in the first through hole and the bottom seat plate the interior of the second perforation; Wherein, when the first exposed portion of the first conductive pin has not been bent to define a first preliminary bending section and a first extension section connected to the first preliminary bending section, The first pin protection layer is configured to surround and cover the first pre-bending section of the first exposed portion of the first conductive pin, so that the first conductive pin The first pre-bending section of the first exposed portion is protected through the first pin protection layer; Wherein, when the second exposed portion of the second conductive pin has not been bent and is defined as a second preliminary bending section and a second extension section connected to the second preliminary bending section, The second pin protection layer is configured to surround and cover the second preparatory bending section of the second exposed portion of the second conductive pin, so that the second conductive pin The second preliminary bending section of the second exposed portion is protected through the second pin protection layer; Wherein, the first pin protection layer is a first post-production spraying layer, a first post-production coating layer, a first prefabricated attachment layer or a first detachable heat-resistant elastic sleeve, and the second The pin protection layer is a second post-production spraying layer, a second post-production coating layer, a second prefabricated adhesive layer or a second detachable heat-resistant elastic sleeve; Wherein, the first pin protection layer has a first opening for partially exposing the first preliminary bending section of the first bare part, and the second pin protection layer has a first opening for partially exposing A second opening of the second preliminary bending section of the second exposed portion is exposed. The package structure of wound capacitors as claimed in item 6, Wherein, the packaging assembly includes a packaging casing configured to accommodate the roll-up assembly and a bottom closure structure disposed inside the packaging casing and cooperating with the packaging casing, And the packaging component is completely covered by the packaging shell and the bottom closing structure; Wherein, the bottom seat plate has a first through hole and a second through hole, and the first through hole and the second conductive pin of the bottom seat plate pass through respectively. The second through hole, and a first end portion of the first pin protection layer and a second end portion of the second pin protection layer are respectively arranged in the first through hole and the bottom seat plate the interior of the second perforation; Wherein, the first pin protection layer is a first non-detachable heat-resistant elastic layer or a first detachable heat-resistant elastic sleeve, and the second pin protection layer is a second non-detachable heat-resistant elastic layer or a second Removable heat-resistant elastic kit; Wherein, the first pin protection layer has a first opening for partially exposing the first exposed portion, and the second pin protection layer has a first opening for partially exposing the second exposed portion. A second opening.

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