CN210245330U

CN210245330U - High-performance winding type capacitor

Info

Publication number: CN210245330U
Application number: CN201921560836.1U
Authority: CN
Inventors: Zhenggang Liu; 刘正钢
Original assignee: Qingdao Furuis Electronics Co ltd
Current assignee: Qingdao Furuis Electronics Co ltd
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-04-03
Anticipated expiration: 2029-09-18

Abstract

The utility model discloses a high performance coiling formula condenser, including electric capacity core, negative pole paper tinsel, positive pole paper tinsel, high performance lag and last metallic shield circle, negative pole paper tinsel and positive pole paper tinsel are through the electric capacity core of coiling formation condenser, and electrolytic paper has all been convoluteed in the negative pole paper tinsel and the positive pole paper tinsel outside between negative pole paper tinsel and the positive pole paper tinsel, and negative pole paper tinsel, positive pole paper tinsel and electrolytic paper pass through the sticky tape fixed, and fixed mounting has the negative pole lead wire on the negative pole paper tinsel, and fixed mounting has the positive pole lead wire on the positive pole paper tinsel, and the electric capacity core is all worn out respectively with two lead-out wire fixed connection to negative pole lead wire and positive pole lead wire, the utility model discloses the overall structure of metallic shield net, metallic shield circle shield to the electromagnetism to reach the mesh of reinforcing condenser anti-electromagnetic interference ability, the thermal, The anti-corrosion protection effectively improves the service life of the capacitor and has better performance.

Description

High-performance winding type capacitor

Technical Field

The utility model relates to a coiling formula condenser, in particular to high performance coiling formula condenser belongs to condenser technical field.

Background

With the change of electronic information technology, the update speed of digital electronic products is faster and faster, capacitors are more and more emphasized as elements for storing electric quantity and electric energy (potential energy), one conductor is surrounded by another conductor, or electric field lines emitted by one conductor are all stopped at a conductor system of another conductor, namely a capacitor, two conductors which are close to each other are clamped by a layer of non-conductive insulating medium, so that the capacitor is formed, the metal shielding layer arranged outside the capacitor at present has higher corrosion loss in a severe environment, the capacitor has poorer electromagnetic shielding performance and is easy to be interfered by electromagnetic waves, the stability of the capacitor is influenced, and the practicability is not strong.

SUMMERY OF THE UTILITY MODEL

The utility model provides a high performance coiling formula condenser has solved the problem that prior art exists.

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

the utility model relates to a high-performance winding capacitor, which comprises a capacitor core, a cathode foil, an anode foil, a high-performance protective sleeve and an upper metal shielding ring, the cathode foil and the anode foil form a capacitor core of the capacitor by winding, electrolytic paper is wound between the cathode foil and the anode foil and outside the anode foil, the cathode foil, the anode foil and the electrolytic paper are fixed through adhesive tapes, a cathode lead is fixedly arranged on the cathode foil, an anode lead is fixedly arranged on the anode foil, a cathode lead and an anode lead both penetrate through the capacitor core and are respectively and fixedly connected with the two outgoing lines, the upper end of the capacitor core is fixedly provided with an upper metal shielding ring, the lower end of the capacitor core is fixedly provided with a lower metal shielding ring, and the capacitor core is fixedly arranged inside the high-performance protective sleeve, and the two outgoing lines penetrate through the metal shielding ring and the high-performance protective sleeve.

As an optimal technical scheme of the utility model, high performance lag includes pyrocondensation pipe box, metallic shield net and aluminium cover, the metallic shield net is the tubular structure setting, the outside at the electric capacity core is established to the metallic shield net cover, the outside fixed mounting of metallic shield net has the aluminium cover, the outside sealing installation of aluminium cover has the pyrocondensation pipe box, and two the lead-out wire all passes the setting of pyrocondensation pipe box.

As an optimized technical scheme of the utility model, the embedment has epoxy between metallic shield net and the electric capacity core.

As an optimal technical scheme of the utility model, the height of metallic shield net and aluminium cover all equals with the electric capacity core, go up metallic shield circle and the high sum of metallic shield circle down.

As an optimal technical scheme of the utility model, metallic shield net, last metallic shield circle and lower metallic shield circle all adopt the copper product material to set up, the metallic shield net is worked out by the copper wire and is formed.

The utility model discloses the beneficial effect who reaches is:

1. this kind of high performance coiling formula condenser, simple structure, convenient to use, through the last metallic shield circle of installation in electric capacity core upper end, the metallic shield net that lower metallic shield circle and outside cover were established of lower extreme installation, the overall structure of metallic shield net and go up metallic shield circle and lower metallic shield circle mainly shield the electromagnetism to reach the mesh that strengthens condenser anti-electromagnetic interference ability, guarantee that the condenser does not receive the influence of magnetic field on every side, improve coiling formula condenser's stability.

2. This kind of high performance coiling formula condenser, through the high performance lag of cover on the electric capacity core, the pyrocondensation pipe box that the high performance lag outside set up, pyrocondensation pipe box provides insulation protection for the condenser, and pyrocondensation pipe box has advantages such as high temperature shrink, soft fire-retardant, insulation anticorrosion, can carry out rust-resistant, anticorrosion protection to electric capacity core insulation protection and to the metallic shield net in the electric capacity core outside, go up metallic shield circle and lower metallic shield circle, effectively improves the life of condenser, and the performance is better.

Drawings

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

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural diagram of the capacitor core of the present invention;

fig. 3 is a schematic structural view of the heat shrinkable tube sleeve of the present invention;

fig. 4 is a structural sectional view of the high performance protective cover of the present invention.

In the figure: 1. a capacitor core; 2. a cathode foil; 3. an anode foil; 4. electrolyzing paper; 5. a high-performance protective sleeve; 51. thermal shrinkage pipe sheathing; 52. a metal shielding mesh; 53. an aluminum sleeve; 6. an upper metal shielding ring; 7. a lower metal shielding ring; 8. an outgoing line; 9. an adhesive tape; 10. and (3) epoxy resin.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): as shown in fig. 1-4, the utility model relates to a high performance coiled capacitor, which comprises a capacitor core 1, a cathode foil 2, an anode foil 3, a high performance protective sleeve 5 and an upper metal shielding ring 6, wherein the cathode foil 2 and the anode foil 3 form the capacitor core 1 of the capacitor by coiling, electrolytic paper 4 is coiled between the cathode foil 2 and the anode foil 3 and outside the anode foil 3, the cathode foil 2, the anode foil 3 and the electrolytic paper 4 are fixed by an adhesive tape 9, a cathode lead is fixedly installed on the cathode foil 2, an anode lead is fixedly installed on the anode foil 3, the cathode lead and the anode lead both penetrate out of the capacitor core 1 and are respectively and fixedly connected with two outgoing lines 8, an upper metal shielding ring 6 is fixedly installed at the upper end of the capacitor core 1, a lower metal shielding ring 7 is fixedly installed at the lower end of the capacitor core 1, and the capacitor core 1 is fixedly installed inside the high performance protective sleeve 5, and the two outgoing lines 8 penetrate through the upper metal shielding ring 6 and the high-performance protecting sleeve 5.

The high-performance protective sleeve 5 comprises a heat-shrinkable tube sleeve 51, a metal shielding net 52 and an aluminum sleeve 53, the metal shielding net 52 is arranged in a cylindrical structure, the metal shielding net 52 is sleeved outside the capacitor core 1, the aluminum sleeve 53 is fixedly installed outside the metal shielding net 52, the heat-shrinkable tube sleeve 51 is installed outside the aluminum sleeve 53 in a sealing mode, two outgoing lines 8 penetrate through the heat-shrinkable tube sleeve 51, epoxy resin 10 is filled between the metal shielding net 52 and the capacitor core 1 in a sealing mode, the heights of the metal shielding net 52 and the aluminum sleeve 53 are equal to the sum of the heights of the capacitor core 1, the upper metal shielding ring 6 and the lower metal shielding ring 7, complete shielding is guaranteed, the metal shielding net 52, the upper metal shielding ring 6 and the lower metal shielding ring 7 are all made of copper materials, and the metal shielding net 52 is woven by copper wires.

Specifically, when the utility model is used, firstly, the cathode foil 2 fixed with the cathode lead, the anode foil 3 fixed with the anode lead and the electrolytic paper 4 are coiled, the capacitor core 1 is formed by fixing through the adhesive tape 9, then the upper metal shielding ring 6 and the lower metal shielding ring 7 are fixedly arranged at the upper end and the lower end of the capacitor core 1, then the metal shielding net 52 fixed with the aluminum sleeve 53 on the outer wall is sleeved at the outer side of the capacitor core 1, the epoxy resin 10 is encapsulated between the capacitor core 1 and the metal shielding net 52, finally the whole body is sealed through the heat-shrinkable tube sleeve 51, the cathode lead and the anode lead are respectively connected with the two outgoing lines 8, the two outgoing lines 8 penetrate out of the heat-shrinkable tube sleeve 51, thereby the high-performance protecting jacket 5 is formed at the outer side of the capacitor core 1 through the heat-shrinkable tube sleeve 51, the metal shielding net 52 and the aluminum sleeve 53, the whole structure of the metal shielding net 52 and the upper metal shielding ring 6 and the lower metal shielding ring, the anti-electromagnetic interference capacitor has the advantages that the anti-electromagnetic interference capacity of the capacitor is enhanced, the capacitor is not affected by surrounding magnetic fields, the stability of a wound capacitor is improved, the heat-shrinkable tube sleeve 51 provides insulation protection for the capacitor, the heat-shrinkable tube sleeve 51 has the advantages of high-temperature shrinkage, softness, flame retardance, insulation corrosion prevention and the like, the metal shielding net 52, the upper metal shielding ring 6 and the lower metal shielding ring 7 on the outer side of the capacitor core 1 can be subjected to insulation protection, the rust prevention and corrosion prevention protection can be performed on the capacitor core 1, the service life of the capacitor is effectively prolonged, and the performance is better.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A high-performance winding type capacitor is characterized by comprising a capacitor core (1), a cathode foil (2), an anode foil (3), a high-performance protective sleeve (5) and an upper metal shielding ring (6), wherein the cathode foil (2) and the anode foil (3) form the capacitor core (1) of the capacitor through winding, electrolytic paper (4) is wound between the cathode foil (2) and the anode foil (3) and outside the anode foil (3), the cathode foil (2), the anode foil (3) and the electrolytic paper (4) are fixed through an adhesive tape (9), a cathode lead is fixedly installed on the cathode foil (2), an anode lead is fixedly installed on the anode foil (3), the cathode lead and the anode lead penetrate out of the capacitor core (1) and are respectively and fixedly connected with two outgoing lines (8), the upper metal shielding ring (6) is fixedly installed at the upper end of the capacitor core (1), lower end fixed mounting of electric capacity core (1) has down metallic shield circle (7), just electric capacity core (1) fixed mounting is in the inside of high performance lag (5), two metallic shield circle (6) and high performance lag (5) setting are all passed in lead-out wire (8).

2. A high-performance coiled capacitor according to claim 1, wherein the high-performance protective sleeve (5) comprises a heat-shrinkable tube sleeve (51), a metal shielding net (52) and an aluminum sleeve (53), the metal shielding net (52) is arranged in a cylindrical structure, the metal shielding net (52) is sleeved on the outer side of the capacitor core (1), the aluminum sleeve (53) is fixedly installed on the outer side of the metal shielding net (52), the heat-shrinkable tube sleeve (51) is hermetically installed on the outer part of the aluminum sleeve (53), and both the outgoing lines (8) are arranged through the heat-shrinkable tube sleeve (51).

3. A high performance coiled capacitor according to claim 2, wherein epoxy (10) is encapsulated between the metallic shielding mesh (52) and the capacitor core (1).

4. A high performance coiled capacitor according to claim 2, wherein the height of the metallic shielding mesh (52) and the aluminum sheath (53) is equal to the sum of the height of the capacitor core (1), the height of the upper metallic shielding ring (6) and the height of the lower metallic shielding ring (7).

5. A high-performance coiled capacitor according to claim 2, wherein the metallic shielding net (52), the upper metallic shielding ring (6) and the lower metallic shielding ring (7) are all made of copper material, and the metallic shielding net (52) is woven by copper wires.