CN212303422U

CN212303422U - High temperature resistant and explosion-proof ceramic capacitor

Info

Publication number: CN212303422U
Application number: CN202020903858.XU
Authority: CN
Inventors: 汤小荣
Original assignee: Dongguan Jierong Film Technology Co ltd
Current assignee: Dongguan Jierong Film Technology Co ltd
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2021-01-05
Anticipated expiration: 2030-05-26

Abstract

The utility model discloses a high temperature resistant and explosion-proof ceramic capacitor, including ceramic package, electric capacity inner core, explosion-proof end cover, positive pole pin and negative pole pin, the both sides fixed mounting of ceramic package outer wall has the handle, and ceramic package's top is inlayed and is had explosion-proof end cover, and the rubber pin hole has been seted up to the both sides on explosion-proof end cover top is fixed, explosion-proof end cover bottom middle part fixedly connected with electric capacity inner core, and explosion-proof end cover is fixed and has been seted up heat dissipation channel, electric capacity chip top both sides electric connection positive pole pin and negative pole pin, and positive pole pin and negative pole pin run through the rubber pin hole and extend to explosion. The utility model relates to a high temperature and blast proof ceramic capacitor has high temperature resistant and blast proof excellent characteristic to the exterior structure of ceramic package and rubber pin hole can effectual insulation and ensured the security of using.

Description

High temperature resistant and explosion-proof ceramic capacitor

Technical Field

The utility model relates to an electronic components technical field, in particular to high temperature resistant and explosion-proof ceramic capacitor.

Background

The capacitor is widely applied in the fields of power electronics, communication facilities, rail transportation and the like, and along with the development of the technological level, the capacitor becomes an indispensable electronic element for promoting the updating and upgrading of the industry field by virtue of good power performance and high reliability of the capacitor. The capacitor is one of electronic elements widely used in electronic equipment, and is widely applied to aspects of blocking AC, coupling, bypassing, filtering, tuning loop, energy conversion, control and the like in a circuit. With the change of electronic information technology, the update speed of digital electronic products is faster and faster, and the production and sales volume of consumer electronic products such as flat panel televisions (LCDs and PDPs), notebook computers, and digital cameras is continuously increasing, which drives the growth of capacitor industry.

The capacitor is formed of two electrodes and an electrolyte material therebetween. The effect of electric capacity is used for the charge-discharge, in the charge-discharge process, can lead to electric capacity core temperature to rise, and current condenser is in order to improve the security performance mostly to seal the electric capacity core totally at the inboard of condenser shell to fill the encapsulating layer between condenser shell and electric capacity core, thereby make the radiating effect of electric capacity core poor, not only influenced the use of condenser, also shortened the life of condenser, consequently need make the improvement to this.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high temperature resistant and explosion-proof ceramic capacitor to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high temperature resistant and explosion-proof ceramic capacitor, includes ceramic package, electric capacity inner core, explosion-proof end cover, anode pin and negative pole pin, the both sides fixed mounting of ceramic package outer wall has the handle, the ceramic package top is inlayed and is had explosion-proof end cover, the fixed rubber pin hole of having seted up in explosion-proof end cover top both sides, explosion-proof end cover bottom fixedly connected with electric capacity inner core, the fixed heat dissipation channel of having seted up in explosion-proof end cover middle part, electric capacity inner core top both sides electric connection anode pin and negative pole pin, just anode pin and negative pole pin run through the rubber pin hole and extend to explosion-proof end cover outside.

Preferably, the front surface of the outer wall of the ceramic shell is fixedly embedded with an instruction card.

Preferably, a rubber plug is sleeved at the top end of the heat dissipation channel.

Preferably, the bottom end of the explosion-proof end cover is fixedly connected with the inner shell, foam metal layers are fixedly connected to two sides of the inner wall of the inner shell, and the top end of each foam metal layer is fixedly connected with two sides of the bottom end of the explosion-proof end cover.

Preferably, the both sides of inner shell outer wall fixedly connected with multiunit metal fin respectively, inner shell bottom fixedly connected with explosion-proof base, just the both sides on explosion-proof base top are fixed with the bottom of foam metal layer and are linked together.

Preferably, a plurality of groups of spring rings are fixedly connected to the inner sides of the foam metal layers respectively.

Preferably, the bottom end of the explosion-proof base is fixedly connected with a cover plate, and one side of the cover plate is hinged with the explosion-proof base through a torsion spring.

Preferably, a plurality of groups of vent holes are fixedly formed in the explosion-proof base.

The utility model discloses a technological effect and advantage:

(1) the high-temperature-resistant and explosion-proof ceramic capacitor is made of ceramic materials, and a closed ceramic shell is attractive and environment-friendly in appearance and good in insulating property of ceramic, so that the safety in use can be ensured, and meanwhile, the corrosion resistance and high-temperature resistance of the ceramic can prolong the service life of electronic components;

(2) the explosion-proof end covers are arranged at the upper end and the lower end of the high-temperature-resistant and explosion-proof ceramic capacitor, and the inner walls of the components are provided with the buffer devices such as the spring rings, so that the components can be effectively prevented from exploding in the working process, and the safety in the using process can be ensured;

(3) this high temperature resistant and explosion-proof ceramic capacitor is different with the inside filling mode of traditional condenser, has the air vent on the explosion-proof end cover of this condenser, has fin and foam metal board on the inner shell, has seted up many louvres on the explosion-proof base, can in time dispel the heat that produces because of the condenser work effectively, has ensured the orderly the going on of whole process.

Drawings

Fig. 1 is a schematic structural view of the high temperature resistant and explosion-proof ceramic capacitor of the present invention.

Fig. 2 is the utility model relates to a high temperature resistant and explosion-proof ceramic capacitor inner structure cross-sectional view.

Fig. 3 is the utility model relates to a high temperature resistant and explosion-proof ceramic capacitor explosion-proof base structure sketch map.

In the figure: 1. a ceramic housing; 2. an anode pin; 3. a cathode pin; 4. a handle; 5. an instruction card; 6. an explosion-proof end cover; 7. a rubber lead hole; 8. a rubber plug; 9. a heat dissipation channel; 10. an inner core of the capacitor; 11. a metal heat sink; 12. a foam metal layer; 13. an inner shell; 14. a spring ring; 15. an explosion-proof base; 16. a cover plate; 17. a torsion spring; 18. and (4) a vent hole.

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.

The utility model provides a high temperature resistant and explosion-proof ceramic capacitor as shown in figures 1-3, which comprises a ceramic shell 1, an electric capacity inner core 10, an explosion-proof end cover 6, an anode pin 2 and a cathode pin 3, wherein handles 4 are fixedly arranged at two sides of the outer wall of the ceramic shell 1, the handles 4 are fixed with an external circuit, the top end of the ceramic shell 1 is embedded with the explosion-proof end cover 6, rubber lead holes 7 are fixedly arranged at two sides of the top end of the explosion-proof end cover 6, the bottom end of the explosion-proof end cover 6 is fixedly connected with the electric capacity inner core 10, a heat dissipation channel 9 is fixedly arranged at the middle part of the explosion-proof end cover 6, the heat dissipation channel 9 runs through the explosion-proof end cover, the anode pin 2 and the cathode pin 3 penetrate through the rubber lead hole 7 and extend to the outside of the explosion-proof end cover 6, and the parts of the anode pin 2 and the cathode pin 3 which leak out of the explosion-proof end cover 6 are electrically connected with an external circuit;

the front surface of the outer wall of the ceramic shell 1 is fixedly embedded with an explanation card 5, and the explanation card 5 is marked with the basic properties of the component.

9 top covers of heat dissipation channel are equipped with rubber buffer 8, and rubber buffer 8 can take off when this component is overheated for inside heat dissipation to can dredge the gas of inside production.

The bottom end of the explosion-proof end cover 6 is fixedly connected with the inner shell 13, the inner shell 13 is connected with the bottom end of the explosion-proof end cover 6 in an enclosing mode to form a closed area, two sides of the inner wall of the inner shell 13 are fixedly connected with the outer side of the foam metal layer 12 respectively, one side of the foam metal layer 12 is integrally connected with the inner wall of the inner shell 13, and the top end of the foam metal layer 12 is fixedly connected with two sides.

The two sides of the outer wall of the inner shell 13 are fixedly connected with a plurality of groups of metal radiating fins 11 respectively, the exposed ends of the metal radiating fins 11 are arranged in the middle cavities of the inner shell 13 and the ceramic shell 1, the bottom end of the inner shell 13 is fixedly connected with an explosion-proof base 15, gas generated by reaction in the capacitor inner core 10 is discharged through the explosion-proof base 15, and the two sides of the top end of the explosion-proof base 15 are fixedly connected with the bottom end of the foam metal layer 12.

The inner sides of the metal foam layers 12 are fixedly connected with a plurality of groups of spring rings 14 respectively, gas generated by the reaction of the capacitor inner core 10 causes the capacitor inner core 10 to expand, and the spring rings 14 can play a role in buffering the expanded capacitor inner core 10.

15 bottom fixedly connected with apron 16 of explosion-proof base, the gaseous flow direction apron 16 that the reaction produced in the electric capacity inner core 10, the one side of apron 16 is passed through torsional spring 17 and is connected with explosion-proof base 15 is articulated, receives gaseous impact great, can jack-up apron 16, and gaseous release finishes, and apron 16 can resume initial condition under torsional spring 17's effect.

A plurality of groups of vent holes 18 are fixedly arranged on the explosion-proof base 15. The gas released from the cover plate 16 enters the cavity formed between the inner shell 13 and the ceramic outer shell 1 through the vent holes 18 on the explosion-proof base 15.

The utility model discloses the theory of operation: the anode pin 2 and the cathode pin 3 of the capacitor are electrically connected with an external circuit, current enters the capacitor inner core 10, electrolyte in the capacitor inner core 10 is enabled to perform chemical reaction, heat and gas generated in the chemical reaction process can be conducted to the inner shell 13 through the capacitor inner core 10, the gas can act on the capacitor inner core 10 to expand, the expanded capacitor inner core 10 is buffered by the spring ring 14, the rest gas can enter a cavity formed between the inner shell 13 and the ceramic shell 1 through the vent hole 18 in the explosion-proof base 15 and is discharged through the heat dissipation channel 9, if the gas generated in the moment is more, the cover plate 16 can be jacked up, the cover plate 16 can restore to the initial state under the action of the torsion spring 17 after the gas is discharged, and the heat generated in the whole process can also be discharged through the metal heat radiating fins 11 and the heat dissipation channel 9. Under the synergistic effect of all parts, the capacitor is guaranteed to achieve the real high-temperature-resistant and explosion-proof effects under the condition that an external electric circuit is switched on to work.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard parts that use all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing.

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. The utility model provides a high temperature resistant and blast proof ceramic capacitor, includes ceramic package (1), electric capacity inner core (10), explosion-proof end cover (6), anode pin (2) and negative pole pin (3), its characterized in that: the utility model discloses a ceramic package, including ceramic package (1), explosion-proof end cover (6), rubber pin hole (7) have been seted up to the both sides fixed mounting of ceramic package (1) outer wall has handle (4), inlay on ceramic package (1) top has explosion-proof end cover (6), rubber pin hole (7) have been fixed to the both sides on explosion-proof end cover (6) top, explosion-proof end cover (6) bottom fixedly connected with electric capacity inner core (10), fixed radiating channel (9) of having seted up in explosion-proof end cover (6) middle part, electric capacity inner core (10) top both sides electric connection positive pole pin (2) and negative pole pin (3), just positive pole pin (2) and negative pole pin (3) run through rubber pin hole (7).

2. A high temperature resistant and explosion proof ceramic capacitor as claimed in claim 1, wherein: and an explanation card (5) is fixedly embedded in the front surface of the outer wall of the ceramic shell (1).

3. A high temperature resistant and explosion proof ceramic capacitor as claimed in claim 1, wherein: and a rubber plug (8) is sleeved at the top end of the heat dissipation channel (9).

4. A high temperature resistant and explosion proof ceramic capacitor as claimed in claim 1, wherein: explosion-proof end cover (6) bottom fixed connection inner shell (13), the equal fixedly connected with foam metal layer (12) of inner shell (13) inner wall both sides, just foam metal layer (12) top and explosion-proof end cover (6) bottom fixed connection.

5. The high temperature resistant and explosion proof ceramic capacitor of claim 4, wherein: the anti-explosion heat sink is characterized in that two sides of the outer wall of the inner shell (13) are respectively and fixedly connected with a plurality of groups of metal radiating fins (11), the bottom end of the inner shell (13) is fixedly connected with an anti-explosion base (15), and two sides of the top end of the anti-explosion base (15) are fixedly connected with the bottom end of the foam metal layer (12).

6. The high temperature resistant and explosion proof ceramic capacitor of claim 4, wherein: and a plurality of groups of spring rings (14) are fixedly connected to the inner side of the foam metal layer (12) respectively.

7. A high temperature resistant and explosion proof ceramic capacitor as claimed in claim 5, wherein: the explosion-proof base (15) bottom fixedly connected with apron (16), one side of apron (16) is passed through torsional spring (17) and is connected with explosion-proof base (15) are articulated.

8. A high temperature resistant and explosion proof ceramic capacitor as claimed in claim 5, wherein: and a plurality of groups of vent holes (18) are fixedly formed in the explosion-proof base (15).