CN210272092U

CN210272092U - Resistance to compression type aluminium electrolytic capacitor

Info

Publication number: CN210272092U
Application number: CN201921393778.8U
Authority: CN
Inventors: 陈凤佳
Original assignee: Zhongshan Wanko Electronic Co ltd
Current assignee: Zhongshan Wanko Electronic Co ltd
Priority date: 2019-08-26
Filing date: 2019-08-26
Publication date: 2020-04-07
Anticipated expiration: 2029-08-26

Abstract

The utility model discloses a resistance to compression type aluminium electrolytic capacitor, the electrolysis chamber that upwards sets up including the opening, electrolysis chamber bottom fixed mounting is on the bottom plate, resistance to compression mechanism has been cup jointed to the electrolysis chamber outside, resistance to compression mechanism is including the ring of parallel arrangement of each other, the axis coincidence and the vertical setting of ring, the diameter of ring is greater than the diameter of electrolysis chamber, the ring with be provided with the clearance between the lateral wall of electrolysis chamber, the ring outside and riser fixed connection, the spring has been cup jointed in the resistance to compression mechanism outside, the spring outside is provided with the shell, the shell with bottom plate fixed connection, the sealed fixedly connected with insulating end cover of opening part of electrolysis chamber, the outer edge of insulating end cover with shell fixed connection, be provided with anode rod and cathode rod on the insulating end cover. The utility model has the advantages of resistance to compression, structural strength is high, the stable performance, longe-lived.

Description

Resistance to compression type aluminium electrolytic capacitor

Technical Field

The utility model relates to a condenser technical field, concretely relates to resistance to compression type aluminium electrolytic capacitor.

Background

The aluminum electrolytic capacitor is made up by using aluminium cylinder as negative electrode, in which the liquid electrolyte is filled, and inserting a bent aluminium strip as positive electrode. While the aluminum electrolytic capacitor is steadily increasing in the field of traditional consumer electronics, its application field is expanded in many emerging fields such as energy-saving lamps, frequency converters, new energy sources and the like along with structure transformation and technical progress.

However, at present, the large-capacity aluminum electrolytic capacitor generally has the defects of insufficient structural strength and poor compressive strength, for example, the aluminum electrolytic capacitor is deformed by extrusion or impact even under different atmospheric pressures, so that the electrolyte is forced to leak, and the service life of the aluminum electrolytic capacitor is seriously influenced. Therefore, it is necessary to provide a pressure-resistant aluminum electrolytic capacitor to solve the above problems, the pressure-resistant aluminum electrolytic capacitor at the present stage is additionally provided with a pressure-resistant manner of a protective shell, the protective shell is pressed, and the deformation of the protective shell can also influence the deformation of the electrolytic chamber of the capacitor, thereby causing leakage; there is also a pressure-resistant form that a deformation-resistant mechanism is placed in the electrolytic chamber to resist the deformation of the electrolytic chamber, and since the inside of the aluminum electrolytic capacitor can react, the self material of the deformation-resistant mechanism can react, which is not favorable for the performance of the aluminum electrolytic capacitor.

SUMMERY OF THE UTILITY MODEL

To the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that: how to provide a can be better to resist compression, structural strength is high, the stable performance, long-lived resistance to compression type aluminium electrolytic capacitor.

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

a compression-resistant aluminum electrolytic capacitor comprises an electrolytic chamber with an upward opening, electrolyte is arranged in the electrolytic chamber, the bottom of the electrolytic chamber is fixedly mounted on a bottom plate, a compression-resistant mechanism is sleeved on the outer side of the electrolytic chamber and comprises circular rings which are arranged in parallel, the axes of the circular rings are coincident and vertically arranged, the diameter of each circular ring is larger than that of the electrolytic chamber, a gap is formed between each circular ring and the outer side wall of the electrolytic chamber, the outer side of each circular ring is fixedly connected with a vertical plate, each vertical plate is uniformly arranged on the outer side of each circular ring, a spring is sleeved on the outer side of each compression-resistant mechanism, the axis of each spring is vertically arranged, a shell is arranged on the outer side of each spring, the shell is fixedly connected with the bottom plate, an insulating end cover is fixedly connected with the opening of the electrolytic chamber in a sealing manner, and the outer edge of, and the insulating end cover is provided with an anode rod and a cathode rod, and the anode rod and the cathode rod penetrate through the insulating end cover and are inserted into the electrolytic chamber.

When the aluminum electrolytic capacitor is used, the anode rod, the cathode rod, the electrolyte, the electrolytic chamber and the insulating end cover form a capacitor core of the aluminum electrolytic capacitor, the sealing structure is formed by the partial mechanism to achieve the optimal performance of the capacitor, no foreign matter participates in reaction, the optimal performance of the capacitor is guaranteed, when the aluminum electrolytic capacitor is under pressure, the pressure is transmitted through the shell, the spring and the compression-resistant mechanism in sequence, the shell firstly resists certain force, the axis of the damping spring is vertically arranged and has certain capacity of resisting horizontal force, and finally the damping spring acts on the compression-resistant mechanism, the compression-resistant mechanism is composed of a circular ring and a vertical plate, the circular ring has strong compression-resistant capacity, and a gap is arranged between the circular ring and the electrolytic chamber, so that the pressure cannot be transmitted to the electrolytic chamber, the electrolytic chamber is placed to be affected, and meanwhile, the gap can provide a; the space formed between the circular ring and the vertical plate and the space of the spring can adapt to the deformation of the shell to a certain degree, and the deformation of the shell is placed to extrude the electrolytic chamber. The utility model provides a certain compressive capacity under the prerequisite that does not influence aluminium electrolytic reaction, has both ensured the performance of condenser, makes it work under high-pressure environment again, and simple structure, the production of being convenient for.

Preferably, the bottom plate is provided with a blind hole, the vertical plate is inserted into the blind hole, the insulating end cover is provided with a groove right facing the blind hole, and the top end of the vertical plate is inserted into the groove.

Like this, can fix resistance to compression mechanism, better resist ambient pressure, and keep certain space with the electrolysis chamber all the time, can enough dispel the heat to it, can place the electrolysis chamber again and receive the extrusion, avoid electrolyte excessive.

Preferably, the outer side wall of the shell is fixedly connected with a circular ring bulge, the axis of the circular ring bulge is vertically arranged, and the circular ring bulge and the circular ring are arranged in a staggered mode.

Therefore, the convex part of the circular ring has larger action of resisting external force than the place without the convex part and has small deformation, so that the shell of the part is not easy to deform and further can not extrude the electrolytic chamber.

Preferably, the outer side wall of the insulating end cover is fixedly connected with the outer side wall of the shell through a clamping hoop.

Therefore, the installation stability of the insulating end cover is guaranteed, and the insulating end cover is prevented from being separated from the shell and the electrolytic chamber.

As optimization, the electrolysis chamber outside evenly is provided with the heating panel, the heating panel sets up the riser with in the space that the ring formed, the heating panel with riser fixed connection.

Therefore, the heat generated by the electrolytic chamber can be better absorbed, the expansion caused by the large heat of the electrolytic chamber is avoided, and the overflow of the electrolyte is avoided.

To sum up, the utility model has the advantages of better resistance to compression, structural strength is high, the stable performance, longe-lived.

Drawings

Fig. 1 is a schematic structural view of the compression-resistant aluminum electrolytic capacitor of the present invention.

Fig. 2 is a top view of the internal structure of fig. 1.

Fig. 3 is a schematic structural view of the pressure resisting mechanism in fig. 1.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In specific implementation, as shown in fig. 1-3, a compression-resistant aluminum electrolytic capacitor comprises an electrolytic chamber 1 with an upward opening, electrolyte is disposed in the electrolytic chamber 1, the bottom of the electrolytic chamber 1 is fixedly mounted on a bottom plate 11, a compression-resistant mechanism is sleeved on the outer side of the electrolytic chamber 1, the compression-resistant mechanism comprises rings 12 arranged in parallel, axes of the rings 12 are overlapped and vertically arranged, the diameter of the ring 12 is larger than that of the electrolytic chamber 1, a gap is formed between the ring 12 and the outer side wall of the electrolytic chamber 1, the outer side of the ring 12 is fixedly connected with a vertical plate 13, the vertical plate 13 is uniformly arranged on the outer side of the ring 12, a spring 14 is sleeved on the outer side of the compression-resistant mechanism, the axes of the spring 14 are vertically arranged, a shell 15 is disposed on the outer side of the spring 14, and the shell 15 is fixedly connected with the bottom plate 11, an insulating end cover 16 is fixedly connected to the opening of the electrolytic chamber 1 in a sealing mode, the outer edge of the insulating end cover 16 is fixedly connected with the shell 15, an anode rod 17 and a cathode rod 18 are arranged on the insulating end cover 16, and the anode rod 17 and the cathode rod 18 penetrate through the insulating end cover 16 and are inserted into the electrolytic chamber 1.

In this embodiment, a blind hole is formed in the bottom plate 11, the vertical plate 13 is inserted into the blind hole, a groove is formed in the insulating end cover 16 opposite to the blind hole, and the top end of the vertical plate 13 is inserted into the groove.

In this embodiment, fixedly connected with ring arch 19 on the lateral wall of shell 15, the vertical setting of the axis of ring arch 19, ring arch 19 with ring 12 dislocation set.

In this embodiment, the outer side wall of the insulating end cap 16 is fixedly connected to the outer side wall of the housing 15 through a clip 2.

In this embodiment, the heat dissipation plates are uniformly arranged outside the electrolytic cell 1, the heat dissipation plates are arranged in the space formed by the vertical plate 13 and the circular ring 12, and the heat dissipation plates are fixedly connected with the vertical plate 13.

The use principle and the flow are as follows:

electrolytic chamber fixed mounting is on the bottom plate, pour into electrolyte into, peg graft the riser of resistance to compression mechanism in the blind hole, cup joint the spring in the resistance to compression mechanism outside, fixed mounting goes up the shell, install insulating end cover on electrolytic chamber and shell, and fix with the clamp, positive pole stick and negative pole stick have inserted in the electrolytic chamber this moment, can carry out normal use, when receiving external force, resistance to compression mechanism can enough resist vertical pressure, can resist transverse pressure again, and there is certain clearance space with the electrolytic chamber, guarantee shell and self deformation can not influence the electrolytic chamber.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The pressure-resistant aluminum electrolytic capacitor is characterized by comprising an electrolytic chamber with an upward opening, electrolyte is arranged in the electrolytic chamber, the bottom of the electrolytic chamber is fixedly mounted on a bottom plate, a pressure-resistant mechanism is sleeved outside the electrolytic chamber and comprises circular rings arranged in parallel, the axes of the circular rings are coincided and vertically arranged, the diameter of each circular ring is larger than that of the electrolytic chamber, a gap is formed between each circular ring and the outer side wall of the electrolytic chamber, the outer sides of the circular rings are fixedly connected with a vertical plate, the vertical plates are uniformly arranged on the outer sides of the circular rings, springs are sleeved on the outer sides of the pressure-resistant mechanism, the axes of the springs are vertically arranged, a shell is arranged on the outer side of each spring and fixedly connected with the bottom plate, an insulating end cover is fixedly connected to the opening of the electrolytic chamber in a sealing manner, and the outer edge of each insulating end cover is fixedly connected with the shell, and the insulating end cover is provided with an anode rod and a cathode rod, and the anode rod and the cathode rod penetrate through the insulating end cover and are inserted into the electrolytic chamber.

2. The pressure-resistant aluminum electrolytic capacitor as recited in claim 1, wherein the bottom plate is provided with a blind hole, the vertical plate is inserted into the blind hole, the insulating end cap is provided with a groove facing the blind hole, and the top end of the vertical plate is inserted into the groove.

3. The pressure-resistant aluminum electrolytic capacitor as claimed in claim 2, wherein a circular ring protrusion is fixedly connected to the outer side wall of the housing, the axis of the circular ring protrusion is vertically arranged, and the circular ring protrusion is arranged in a staggered manner with respect to the circular ring.

4. The pressure resistant aluminum electrolytic capacitor of claim 3 wherein the outer side wall of the insulated end cap is fixedly connected to the outer side wall of the housing by a clip.

5. The pressure-resistant aluminum electrolytic capacitor as claimed in claim 4, wherein the heat dissipation plate is uniformly arranged outside the electrolytic cell, the heat dissipation plate is arranged in the space formed by the vertical plate and the circular ring, and the heat dissipation plate is fixedly connected with the vertical plate.