CN213042806U

CN213042806U - Wide temperature patch type solid capacitor

Info

Publication number: CN213042806U
Application number: CN202021744678.8U
Authority: CN
Inventors: 王永明
Original assignee: Shanghai Yongming Electronic Co ltd
Current assignee: Shanghai Yongming Electronic Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-04-23
Anticipated expiration: 2030-08-20

Abstract

The utility model discloses a wide temperature paster type solid state capacitor relates to the condenser field, and is not good for the temperature adaptability who solves the current paster solid state capacitor among the prior art, is unsuitable to carry out the problem of work under special environment. The connection pad is installed to the below of aluminum hull, the installation base is installed to the below of connection pad, just the connection pad extends to installation base inside and installation base fixed connection, just the inside both sides of aluminum hull all are provided with solid fixed ring, the inside of aluminum hull is provided with the electrolysis sticky tape, the internal surface of electrolysis sticky tape is provided with the silvered film, the inside of silvered film is provided with electric capacity active carbon, electric capacity active carbon's inside is provided with electrically conductive macromolecular material, electrically conductive macromolecular material's inside is provided with the oxide layer, the internally mounted of oxide layer has the sintering tantalum piece, the lower extreme of electrolysis sticky tape is provided with positive lead and negative pole lead.

Description

Wide temperature patch type solid capacitor

Technical Field

The utility model relates to a condenser technical field specifically is wide temperature paster type solid state capacitor.

Background

The solid state capacitors are all referred to as: the solid aluminum electrolytic capacitor has the greatest difference from a common capacitor (namely, a liquid aluminum electrolytic capacitor) in that different dielectric materials are adopted, the dielectric material of the liquid aluminum capacitor is electrolyte, and the dielectric material of the solid aluminum capacitor is conductive polymer material, so that the solid aluminum electrolytic capacitor has come into operation in view of various problems of the liquid aluminum electrolytic capacitor, the aluminum electrolytic capacitor adopts the solid conductive polymer material to replace the electrolyte as a cathode in the 20 th century and 90 s, the innovative development is achieved, the conductive capacity of the conductive polymer material is usually 2-3 orders of magnitude higher than that of the electrolyte, and the ESR can be greatly reduced and the temperature frequency characteristic can be improved when the solid aluminum electrolytic capacitor is applied to the aluminum electrolytic capacitor; and the polymer material has good processability and is easy to encapsulate, so that the chip development of the aluminum electrolytic capacitor is greatly promoted.

The chip capacitor is a common element with a large use amount at present, the chip capacitor produced by AVX company has different specifications such as NPO, X7R, Z5U and Y5V, the different specifications have different purposes, the size representation method of the chip capacitor has two kinds, one is represented by inch, and the other is represented by millimeter, but the temperature adaptability of the existing chip solid capacitor is not good, and the existing chip solid capacitor is not suitable for working under special environment; therefore, the market is urgently in need of developing a wide-temperature patch type solid-state capacitor to help people to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wide temperature paster type solid state capacitor to the temperature adaptability who solves the current paster solid state capacitor who proposes in the above-mentioned background art is not good, is unsuitable to carry out the problem of work under special environment.

In order to achieve the above object, the utility model provides a following technical scheme: wide temperature paster type solid state capacitor, including the aluminium shell, the connection pad is installed to the below of aluminium shell, the installation base is installed to the below of connection pad, just the connection pad extends to the installation base inside and installation base fixed connection, just the inside both sides of aluminium shell all are provided with solid fixed ring, the inside of aluminium shell is provided with the electrolytic tape, the internal surface of electrolytic tape is provided with the silvered film, the inside of silvered film is provided with electric capacity active carbon, electric capacity active carbon's inside is provided with electrically conductive macromolecular material, electrically conductive macromolecular material's inside is provided with the oxide layer, the internally mounted of oxide layer has the sintered tantalum piece, the lower extreme of electrolytic tape is provided with positive lead and negative pole lead.

Preferably, the connection pad sets up structure as an organic whole with the aluminium shell, the lower extreme of installation base is provided with the mounting hole, just the installation base passes through mounting hole and connection pad fixed connection, one side of installation base is provided with the locating piece, the locating piece sets up structure as an organic whole with the installation base.

Preferably, the protection plate is installed to one side of installation base, the protection plate sets up structure as an organic whole with the installation base, just protection plate and connection pad block.

Preferably, the lower extreme of installation base is provided with positive plate and negative pole piece, and the outside of anodal lead wire and negative pole lead wire all is provided with the back up coat, the back up coat is connected with anodal lead wire and negative pole lead wire bonding, just anodal plate and negative pole piece respectively with anodal lead wire and negative pole lead wire welded connection, anodal plate and negative pole piece all pass the connection pad and extend to installation base lower extreme and installation base block.

Preferably, solid fixed ring is provided with two, two gu fixed ring all with aluminium shell welded connection, and two gu fixed ring all with the electrolysis sticky tape block.

Preferably, the electrolytic adhesive tape is in bonding connection with the silver coating, the silver coating is attached to the capacitor activated carbon, the capacitor activated carbon is in bonding connection with the conductive polymer material, the conductive polymer material is in bonding connection with the oxide layer, the oxide layer is in bonding connection with the sintered tantalum block, the anode lead and the cathode lead are both extended to the inside of the sintered tantalum block and are electrically connected with the sintered tantalum block, and the insulating paper is arranged between the anode lead and the cathode lead.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a setting through solid fixed ring, the condenser is when using, the inside sintering tantalum piece of electrolysis sticky tape is fixed mutually with the aluminium shell through a plurality of solid fixed rings in both sides, thereby can make the sintering tantalum piece avoid with the extrusion of aluminium shell, prevent that the aluminium shell from influencing sintering tantalum piece and conductive polymer material's operational capability after the atress, thereby can improve the user state of condenser, make its suitability increase, can make the sintering tantalum piece reduce and the aluminium shell between the contact, thereby reduce the temperature that the aluminium shell contacted in the external world and influence sintering tantalum piece and conductive polymer material, thereby improve the temperature adaptability of condenser, can be convenient for adapt to different environment.

2. The utility model discloses a through the setting of electric capacity active carbon, the electric capacity active carbon that sintering tantalum piece and conductive polymer material's surface set up adds carbon aerogel, has the stable performance, and charge-discharge efficiency is high, is suitable for heavy current charge-discharge, adds carbon aerogel simultaneously in high specific surface active carbon, can improve the specific capacitance of electrode, because specific surface is high, density variation range is wide, have the special properties in the aspects such as electricity, calorifics, optics, the suitability is high, adaptable different environment, the result of use of improvement condenser.

Drawings

Fig. 1 is an overall front view of a wide-temperature patch type solid-state capacitor according to the present invention;

fig. 2 is a bottom view of the wide-temperature patch type solid-state capacitor of the present invention;

fig. 3 is an internal structure view of the wide temperature patch type solid-state capacitor of the present invention;

fig. 4 is an internal structure view of the aluminum case of the present invention.

In the figure: 1. an aluminum housing; 2. installing a base; 3. a connecting disc; 4. positioning blocks; 5. a protection plate; 6. a positive plate; 7. a negative plate; 8. mounting holes; 9. electrolyzing the adhesive tape; 10. a fixing ring; 11. a silver coating layer; 12. capacitive activated carbon; 13. a conductive polymer material; 14. an oxide layer; 15. sintering a tantalum block; 16. and a reinforcing layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, the present invention provides an embodiment: a wide-temperature patch type solid-state capacitor comprises an aluminum shell 1, a connecting disc 3 is arranged below the aluminum shell 1, an installation base 2 is arranged below the connecting disc 3, the connecting disc 3 extends into the installation base 2 and is fixedly connected with the installation base 2, fixing rings 10 are arranged on two sides of the interior of the aluminum shell 1, an electrolytic adhesive tape 9 is arranged inside the aluminum shell 1, a silver coating layer 11 is arranged on the inner surface of the electrolytic adhesive tape 9, capacitance active carbon 12 is arranged inside the silver coating layer 11, a conductive polymer material 13 is arranged inside the capacitance active carbon 12, an oxide layer 14 is arranged inside the conductive polymer material 13, a sintered tantalum block 15 is arranged inside the oxide layer 14, a positive lead and a negative lead are arranged at the lower end of the electrolytic adhesive tape 9, and the sintered tantalum block 15 inside the electrolytic adhesive tape 9 is fixed with the aluminum shell 1 through the fixing rings 10 on two sides, therefore, the sintered tantalum block 15 is prevented from being extruded with the aluminum shell 1, the working capacity of the sintered tantalum block 15 and the conductive polymer material 13 is prevented from being influenced after the aluminum shell 1 is stressed, and the using state of the capacitor can be improved.

Further, connection pad 3 sets up to a body structure with aluminium shell 1, and the lower extreme of installation base 2 is provided with mounting hole 8, and installation base 2 passes through mounting hole 8 and connection pad 3 fixed connection, and one side of installation base 2 is provided with locating piece 4, and locating piece 4 sets up to a body structure with installation base 2, and the condenser of can being convenient for through installation base 2 is laminated fixedly.

Further, guard plate 5 is installed to one side of installation base 2, and guard plate 5 sets up structure as an organic whole with installation base 2, and guard plate 5 and connection pad 3 block, can effectively protect the connection between connection pad 3 and the aluminium shell 1 through guard plate 5, improves the result of use.

Further, the lower extreme of installation base 2 is provided with positive plate 6 and negative pole piece 7, and the outside of positive lead wire and negative pole lead wire all is provided with back up coat 16, back up coat 16 and positive lead wire and negative pole lead wire bonding connection, and positive plate 6 and negative pole piece 7 respectively with positive lead wire and negative pole lead wire welded connection, positive plate 6 and negative pole piece 7 all pass connection pad 3 and extend to 2 lower extremes of installation base and 2 blocks of installation base, through 16 use of protecting positive lead wire and negative pole lead wire of back up coat, reduce cracked probability, extension condenser life.

Further, solid fixed ring 10 is provided with two, two solid fixed ring 10 all with 1 welded connection of aluminum hull, and two solid fixed ring 10 all with the 9 blocks of electrolysis sticky tape, can make the contact between 15 reduction of sintered tantalum piece and the aluminum hull 1 through solid fixed ring 10 to reduce the temperature that aluminum hull 1 contacted in the external world and influence sintered tantalum piece 15 and conductive polymer material 13, thereby improve the temperature adaptability of condenser, can be convenient for adapt to different environment.

Further, the electrolytic tape 9 is bonded with the silver plating layer 11, the silver plating layer 11 is attached to the capacitor activated carbon 12, the capacitor activated carbon 12 is bonded with the conductive polymer material 13, the conductive polymer material 13 is bonded with the oxide layer 14, the oxide layer 14 is bonded with the sintered tantalum block 15, the positive lead and the negative lead extend into the sintered tantalum block 15 and are electrically connected with the sintered tantalum block 15, insulating paper is arranged between the positive lead and the negative lead, and the carbon aerogel is added to the capacitor activated carbon 12, so that the specific capacitance of the electrode can be improved.

The working principle is as follows: when the capacitor is used, the capacitor can be conveniently attached and fixed through the mounting base 2, the connection between the connecting disc 3 and the aluminum shell 1 can be effectively protected through the protection plate 5, the use effect is improved, the carbon aerogel is added to the capacitance activated carbon 12 arranged on the outer surfaces of the sintered tantalum block 15 and the conductive polymer material 13, the specific capacitance of an electrode can be improved, the capacitor has special performances in the aspects of electricity, heat, optics and the like due to high specific surface area and wide density change range, the capacitor is high in applicability and can adapt to different environments, the use effect of the capacitor is improved, when the capacitor is used, the sintered tantalum block 15 in the electrolytic tape 9 is fixed with the aluminum shell 1 through the fixing rings 10 on two sides, so that the sintered tantalum block 15 can be prevented from being extruded with the aluminum shell 1, the working capacity of the sintered tantalum block 15 and the conductive polymer material 13 is prevented from being influenced after the aluminum shell 1 is stressed, and the use state of the, the applicability of the capacitor is improved, the contact between the sintered tantalum block 15 and the aluminum shell 1 can be reduced, the influence of the temperature of the aluminum shell 1 contacting with the outside on the sintered tantalum block 15 and the conductive high polymer material 13 is reduced, the temperature adaptability of the capacitor is improved, and the capacitor can be conveniently adapted to different environments.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Wide temperature paster type solid state capacitor, including aluminium shell (1), its characterized in that: a connecting disc (3) is arranged below the aluminum shell (1), a mounting base (2) is arranged below the connecting disc (3), the connecting disc (3) extends into the mounting base (2) and is fixedly connected with the mounting base (2), fixing rings (10) are arranged on two sides of the interior of the aluminum shell (1), an electrolytic adhesive tape (9) is arranged in the interior of the aluminum shell (1), a silver plating layer (11) is arranged on the inner surface of the electrolytic adhesive tape (9), capacitance active carbon (12) is arranged inside the silver plating layer (11), the inside of the capacitance active carbon (12) is provided with a conductive high molecular material (13), an oxide layer (14) is arranged inside the conductive polymer material (13), and a sintered tantalum block (15) is arranged inside the oxide layer (14), and a positive lead and a negative lead are arranged at the lower end of the electrolytic adhesive tape (9).

2. The wide temperature patch type solid-state capacitor as claimed in claim 1, wherein: connection pad (3) set up structure as an organic whole with aluminum casing (1), the lower extreme of installation base (2) is provided with mounting hole (8), just installation base (2) are through mounting hole (8) and connection pad (3) fixed connection, one side of installation base (2) is provided with locating piece (4), locating piece (4) set up structure as an organic whole with installation base (2).

3. The wide temperature patch type solid-state capacitor as claimed in claim 1, wherein: protection plate (5) are installed to one side of installation base (2), protection plate (5) set up structure as an organic whole with installation base (2), just protection plate (5) and connection pad (3) block.

4. The wide temperature patch type solid-state capacitor as claimed in claim 1, wherein: the lower extreme of installation base (2) is provided with positive plate (6) and negative pole piece (7), and the outside of positive lead wire and negative pole lead wire all is provided with back up coat (16), back up coat (16) and positive lead wire and negative pole lead wire bonding connection, just positive plate (6) and negative pole piece (7) respectively with positive lead wire and negative pole lead wire welded connection, positive plate (6) and negative pole piece (7) all pass connection pad (3) and extend to installation base (2) lower extreme and installation base (2) block.

5. The wide temperature patch type solid-state capacitor as claimed in claim 1, wherein: the fixing ring (10) is provided with two fixing rings (10) which are connected with the aluminum shell (1) in a welded mode, and the fixing rings (10) are clamped with the electrolytic adhesive tape (9).

6. The wide temperature patch type solid-state capacitor as claimed in claim 1, wherein: electrolytic tape (9) and silvered film (11) adhesive connection, silvered film (11) and capacitor activated carbon (12) laminating, capacitor activated carbon (12) and electrically conductive macromolecular material (13) adhesive connection, electrically conductive macromolecular material (13) and oxide layer (14) adhesive connection, oxide layer (14) and sintering tantalum piece (15) adhesive connection, and anodal lead and negative pole lead all extend to sintering tantalum piece (15) inside and sintering tantalum piece (15) electric connection, and be provided with the insulated paper between anodal lead and the negative pole lead.