CN216562791U

CN216562791U - Large-scale aluminum electrolytic capacitor encapsulation apron

Info

Publication number: CN216562791U
Application number: CN202121862065.9U
Authority: CN
Inventors: 成军
Original assignee: Nantong Feichen Electronic Machinery Co ltd
Current assignee: Nantong Feichen Electronic Machinery Co ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-05-17
Anticipated expiration: 2031-08-10

Abstract

The utility model relates to a large-scale aluminum electrolytic capacitor packaging cover plate which comprises a cover plate body, a first electrode end, a blocking piece and a second electrode end, wherein the blocking piece is fixedly arranged at the bottom of the cover plate body, the first electrode end and the second electrode end penetrate through the blocking piece and are fixedly arranged on the cover plate body, a sealing mechanism is arranged outside the cover plate body and comprises a mounting ring, the mounting ring is fixedly connected to the top of a container, a movable groove communicated with the top of the mounting ring is formed in the mounting ring, an elastic ring positioned on the inner top wall of the movable groove is fixedly arranged in the movable groove, and a connecting piece fixedly connected with the cover plate body is further slidably arranged in the movable groove. This large-scale aluminum electrolytic capacitor encapsulates apron drives the connecting piece through apron body deformation and extrudes the elasticity ring, extends through the elasticity ring and extrudes the connecting piece and realize improving the seal to by sealing ring fixed connection spare, make the whole leakproofness of apron good.

Description

Large-scale aluminum electrolytic capacitor encapsulation apron

Technical Field

The utility model relates to the technical field of aluminum electrolytic capacitors, in particular to a large-scale aluminum electrolytic capacitor packaging cover plate.

Background

The aluminum electrolytic capacitor is a general electrolytic capacitor made of aluminum material and having good electrical performance, wide application range and high reliability.

The packaging cover plate for the aluminum electrolytic capacitor is usually used for sealing, but because the capacitor has a few defects in the continuous development of the traditional capacitor cover plate, if the cover plate is easy to deform under the expansion bulge in the large aluminum electrolytic capacitor, the sealing performance of the cover plate is poor after the cover plate deforms, and the electrolyte in the capacitor is easy to leak, the packaging cover plate for the large aluminum electrolytic capacitor is provided, so that the provided problems are solved.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the large-scale aluminum electrolytic capacitor packaging cover plate which has the advantages of good sealing performance and the like, and solves the problem that the existing capacitor packaging cover plate is easy to lose efficacy after expansion deformation.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a large-scale aluminum electrolytic capacitor encapsulates apron, includes apron body, first electrode end, blocks piece, second electrode end, block piece fixed mounting in the bottom of apron body, first electrode end and second electrode end all run through and block piece fixed mounting on the apron body, the outside of apron body is provided with sealing mechanism.

Sealing mechanism includes the collar, collar fixed connection is at the top of container, the movable groove at intercommunication collar top is seted up to the inside of collar, the inside fixed mounting in movable groove has the elasticity ring that is located on the movable groove roof, the inside of movable groove is still slidable mounting has the connecting piece with apron body fixed connection, the top fixed mounting of collar has the sealing washer that is located the connecting piece outside.

Further, the cover plate body comprises an outer plate and an inner plate, and the outer plate is fixedly mounted on the top of the inner plate.

Furthermore, the number of the blocking pieces is two, friction holes are formed in the upper portion and the lower portion in a penetrating mode, the friction holes correspond to the first electrode end and the second electrode end, and the blocking pieces are friction rings.

Further, the mounting ring is a hard annular part, and the elastic ring is an elastic sealing part.

Furthermore, the connecting piece is an annular piece with an L-shaped section, and the top end of the connecting piece is an inclined plane.

Further, the outer plate and the inner plate are both in a circular truncated cone shape, and the inner plate is kept on the same inclined plane after being fixedly connected with the outer plate.

Furthermore, the inner plate is made of aluminum with the purity of 99.99%, the thickness of the outer plate is 0.1-2mm, and the overall thickness of the capacitor cover plate is 3-4 mm.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this large-scale aluminum electrolytic capacitor encapsulates apron drives the connecting piece through apron body deformation and extrudes the elasticity ring, extends through the elasticity ring and extrudes the connecting piece and realize improving the seal to by sealing ring fixed connection spare, make the whole leakproofness of apron good.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a perspective view of the present invention.

In the figure: the structure comprises a cover plate body 1, an outer plate 11, an inner plate 12, a first electrode end 2, a blocking plate 3, a second electrode end 4, a sealing mechanism 5, a mounting ring 51, a movable groove 52, an elastic ring 53, a connecting piece 54 and a sealing ring 55.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the large aluminum electrolytic capacitor package cover plate in the embodiment includes a cover plate body 1, a first electrode end 2, a blocking sheet 3, and a second electrode end 4, where the blocking sheet 3 is fixedly installed at the bottom of the cover plate body 1, the first electrode end 2 and the second electrode end 4 both penetrate through the blocking sheet 3 and are fixedly installed on the cover plate body 1, the number of the blocking sheets 3 is two, friction holes are formed through the upper and lower portions of the blocking sheets, the friction holes correspond to the first electrode end 2 and the second electrode end 4, the blocking sheet 3 is a friction ring, and the movement of the first electrode end 2 and the second electrode end 4 can be limited by sliding friction force, so that the first electrode end 2 and the second electrode end 4 are stably connected, and a sealing mechanism 5 is disposed outside the cover plate body 1.

In this embodiment, the sealing mechanism 5 includes a mounting ring 51, the mounting ring 51 is fixedly connected to the top of the capacitor, the mounting ring 51 is a hard annular member for connecting the capacitor and maintaining good stability, a movable groove 52 communicating with the top of the mounting ring 51 is formed inside the mounting ring 51, an elastic ring 53 located on the inner top wall of the movable groove 52 is fixedly installed inside the movable groove 52, the elastic ring 53 is an elastic sealing member and can extend under extrusion, so that the sealing performance of the connecting member 54 is improved, a connecting member 54 fixedly connected with the cover plate body 1 is further installed inside the movable groove 52 in a sliding manner, the connecting member 54 is an annular member with an L-shaped cross section, meanwhile, the top end is an inclined surface which can increase the contact area with the cover plate body 1, so that the connection between the connecting member 54 and the cover plate body 1 is more stable, a sealing ring 55 located outside the connecting member 54 is fixedly installed at the top of the mounting ring 51, the sealing ring 55 is used to ensure that the connection 54 remains tight when in motion.

Referring to fig. 2, in order to prolong the service life of the cover plate, the cover plate body 1 in this embodiment includes an outer plate 11 and an inner plate 12, the outer plate 11 is fixedly mounted on the top of the inner plate 12, the outer plate 11 and the inner plate 12 are both circular truncated cone-shaped, and the inner plate 12 is kept on the same inclined plane after being fixedly connected with the outer plate 11, so that the cover plate body 1 can be better connected with the sealing assembly 5, the inner plate 12 is made of an aluminum material with a purity of 99.99%, so that the inner plate 12 has strong corrosion resistance under the condition of directly contacting with the internal substance of the capacitor, and the cover plate is prevented from failing, the thickness of the outer plate 11 is 0.1-2mm, and the overall thickness of the capacitor cover plate is 3-4 mm.

The working principle of the above embodiment is as follows:

extrude apron body 1 under the inside inflation of condenser, apron body 1 produces deformation, it upwards promotes to drive fixed connection's connecting piece 54 simultaneously, connecting piece 54 slides in the inside of activity groove 52, upwards extrude elastic ring 53 relatively with activity groove 52 simultaneously, elastic ring 53 is after receiving the extrusion extending and push connecting piece 54 and the mutual butt of activity groove 52 with the mutual extrusion of activity groove 52 and close, thereby make connecting piece 54's connection inseparable, improve the seal, simultaneously under the sealed effect of the sealing washer 55 at collar 51 top, make the holistic seal of apron body 1 good, and can keep good leakproofness after deformation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a large-scale aluminum electrolytic capacitor encapsulates apron, includes apron body (1), first electrode end (2), blocks piece (3), second electrode end (4), its characterized in that: the blocking sheet (3) is fixedly arranged at the bottom of the cover plate body (1), the first electrode end (2) and the second electrode end (4) penetrate through the blocking sheet (3) and are fixedly arranged on the cover plate body (1), and a sealing mechanism (5) is arranged outside the cover plate body (1);

sealing mechanism (5) are including collar (51), collar (51) fixed connection is at the top of condenser, movable groove (52) at intercommunication collar (51) top are seted up to the inside of collar (51), the inside fixed mounting of activity groove (52) has elastic ring (53) that is located on activity groove (52) interior roof, the inside of activity groove (52) still slidable mounting have with apron body (1) fixed connection's connecting piece (54), the top fixed mounting of collar (51) has and is located outside sealing washer (55) of connecting piece (54).

2. The packaging cover plate for the large-scale aluminum electrolytic capacitor according to claim 1, characterized in that: the cover plate body (1) comprises an outer plate (11) and an inner plate (12), wherein the outer plate (11) is fixedly arranged at the top of the inner plate (12).

3. The package cover plate for the large-scale aluminum electrolytic capacitor according to claim 1, wherein: the number of the blocking pieces (3) is two, friction holes are formed in the upper portion and the lower portion in a penetrating mode, the friction holes correspond to the first electrode end (2) and the second electrode end (4), and the blocking pieces (3) are friction rings.

4. The packaging cover plate for the large-scale aluminum electrolytic capacitor according to claim 1, characterized in that: the mounting ring (51) is a hard annular part, and the elastic ring (53) is an elastic sealing part.

5. The packaging cover plate for the large-scale aluminum electrolytic capacitor according to claim 1, characterized in that: the connecting piece (54) is an annular piece with an L-shaped section, and the top end of the connecting piece is an inclined plane.

6. The package cover plate for the large-scale aluminum electrolytic capacitor according to claim 2, wherein: the outer plate (11) and the inner plate (12) are both in a circular truncated cone shape, and the inner plate (12) is kept on the same inclined plane after being fixedly connected with the outer plate (11).

7. The package cover plate for the large-scale aluminum electrolytic capacitor according to claim 2, wherein: the inner plate (12) is made of aluminum with the purity of 99.99%, the thickness of the outer plate (11) is 0.1-2mm, and the whole thickness of the capacitor cover plate is 3-4 mm.