CN205159101U - Capacitor - Google Patents

Abstract

The utility model relates to a capacitor, including the capacitor shell, be equipped with sealed lid on capacitor shell one side, the one end of capacitor shell is equipped with anodal pin and negative pole pin, anodal pin, negative pole pin are connected with a capacitor core, the 2nd capacitor core through the wire respectively, a capacitor core, the 2nd capacitor core outside are equipped with the shock attenuation cover, the outside of shock attenuation cover is equipped with the buffer layer, be equipped with explosion -proof layer between buffer layer and the capacitor inside wall of outer shell. The utility model discloses a set up shock attenuation cover, buffer layer, like this can an effectual protection capacitor core under the effect of shock attenuation cover, buffer layer, the 2nd remaining stable nature of capacitor core, improve the life of capacitor ware, can prevent the capacitor phenomenon of blasting simultaneously under the effect on explosion -proof layer.

Description

A kind of electric capacity

Technical field

the utility model relates to technical field of electric appliances, particularly relates to a kind of electric capacity.

Background technology

capacitor, being usually called for short its ability holding electric charge is electric capacity, represents by letter C.Definition 1: capacitor, as the term suggests being ' container of dress electricity ', is a kind of device holding electric charge.English name: capacitor.Capacitor is one of a large amount of electronic component used in electronic equipment, be widely used in circuit every straight-through friendship, coupling, bypass, filtering, resonant tank, power conversion, the aspects such as control.Definition 2: capacitor, any two insulated from each other and all form a capacitor between the conductor (comprising wire) of being separated by very near.Electric capacity is different from capacitor.Electric capacity is fundamental physical quantity, symbol C, and unit is F(farad).

electric capacity is one of a large amount of electronic component used in electronic equipment, is widely used in the circuit such as power filter, signal filtering, signal coupling, resonance, filtering, compensation, discharge and recharge, energy storage, stopping direct current.Capacitor shock resistance is poor in the prior art, affects the damage of capacitor, easily blasts simultaneously.

Utility model content

the purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of electric capacity.

the utility model is achieved through the following technical solutions:

a kind of electric capacity, comprise capacitance shell, described capacitance shell side is provided with seal cover, one end of described capacitance shell is provided with positive pole pin and negative pole pin, described positive pole pin, negative pole pin are connected with the first capacitance core, the second capacitance core respectively by wire, be provided with shock-absorbing sleeve outside described first capacitance core, the second capacitance core, the outside of described shock-absorbing sleeve is provided with buffer layer, is provided with explosion-proof layer between described buffer layer and capacitance shell madial wall.

as optimal technical scheme of the present utility model, described shock-absorbing sleeve is fixedly connected with between the first capacitance core, the second capacitance core.

as optimal technical scheme of the present utility model, described buffer layer is filled in outside the first capacitance core, the second capacitance core.

as optimal technical scheme of the present utility model, described explosion-proof layer is fixedly connected with between capacitance shell.

compared with prior art; the beneficial effects of the utility model are: the utility model structure is simple; reasonable in design; the utility model is by arranging shock-absorbing sleeve, buffer layer; the first capacitance core, the second capacitance core maintenance stability effectively can be protected like this under the effect of shock-absorbing sleeve, buffer layer; improve useful life of capacitor, can prevent electric capacity to blast phenomenon simultaneously under the effect of explosion-proof layer.

Accompanying drawing explanation

fig. 1 is structural representation of the present utility model.

in figure: 1. capacitance shell; 2. seal cover; 3. positive pole pin; 4. negative pole pin; 5. the first capacitance core; 6. the second capacitance core; 7. shock-absorbing sleeve; 8. buffer layer; 9. explosion-proof layer.

Embodiment

in order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.

refer to Fig. 1, Fig. 1 is structural representation of the present utility model.

a kind of electric capacity, comprise capacitance shell 1, described capacitance shell 1 side is provided with seal cover 2, one end of described capacitance shell 1 is provided with positive pole pin 3 and negative pole pin 4, described positive pole pin 3, negative pole pin 4 are connected with the first capacitance core 5, second capacitance core 6 respectively by wire, be provided with shock-absorbing sleeve 7 outside described first capacitance core 5, second capacitance core 6, be fixedly connected with between wherein said shock-absorbing sleeve 7 with the first capacitance core 5, second capacitance core 6, such shock-absorbing sleeve 7 can effective absorbing vibration.

the outside of described shock-absorbing sleeve 7 is provided with buffer layer 8, and wherein said buffer layer 8 is filled in outside the first capacitance core 5, second capacitance core 6, can effectively protect the first capacitance core 5, second capacitance core 6 to keep stability like this under the effect of shock-absorbing sleeve 7, buffer layer 8.Be provided with explosion-proof layer 9 between described buffer layer 8 and capacitance shell 1 madial wall, wherein said explosion-proof layer 9 is fixedly connected with between capacitance shell 1, can prevent electric capacity to blast phenomenon under the effect of explosion-proof layer 9.

the foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.

Claims (4)

1. an electric capacity, comprise capacitance shell (1), described capacitance shell (1) side is provided with seal cover (2), one end of described capacitance shell (1) is provided with positive pole pin (3) and negative pole pin (4), described positive pole pin (3), negative pole pin (4) is respectively by wire and the first capacitance core (5), second capacitance core (6) is connected, it is characterized in that: described first capacitance core (5), second capacitance core (6) outside is provided with shock-absorbing sleeve (7), the outside of described shock-absorbing sleeve (7) is provided with buffer layer (8), explosion-proof layer (9) is provided with between described buffer layer (8) and capacitance shell (1) madial wall.

2. a kind of electric capacity according to claim 1, is characterized in that: described shock-absorbing sleeve (7) is fixedly connected with between (6) with the first capacitance core (5), the second capacitance core.

3. a kind of electric capacity according to claim 1, is characterized in that: described buffer layer (8) is filled in the first capacitance core (5), the second capacitance core (6) outside.

4. a kind of electric capacity according to claim 1, is characterized in that: be fixedly connected with between described explosion-proof layer (9) with capacitance shell (1).