CN209691595U - A kind of porous aluminum hull Dampproof capacitor - Google Patents

Abstract

The utility model discloses a kind of porous aluminum hull Dampproof capacitors, including core, the ceramic case of tubbiness is enclosed on the outside of core, end cap is provided on the upside of ceramic case, the aluminum hull of tubbiness is provided on the outside of ceramic case, ceramic annulus is socketed on the upside of ceramic case lateral wall, the lateral wall of the ceramic case is socketed with spring.Major function is moisture-proof, the rust-resisting property in order to embody ceramic case; solves the more crisp disadvantage of ceramic case quality simultaneously; ceramic case is spaced by ceramic annulus and the effect of spring and the side wall of aluminum hull; it avoids that hard contact occurs with aluminum hull; when aluminum hull is by extraneous shock and vibration or extruding; the effect of cavity layer and spring can largely weaken kinetic energy and be transferred to ceramic case surface, effective protection ceramic case and core.

Description

A kind of porous aluminum hull Dampproof capacitor

Technical field

The utility model relates to the technical field of capacitor more particularly to a kind of porous aluminum hull Dampproof capacitors.

Background technique

Existing safety ceramic capacitor generally uses traditional potsherd welding lead, the certain thickness modeling of surface encapsulation Material encapsulated layer is made, and general lead has one section to be exposed in external environment, and lead is usually rectilinear form, in tide Under wet environment, steam is easy to enter capacitor internal along lead, and element is caused to make moist, and present capacitor is general Will it is fixed on circuit boards, in order to reduce circuit volume and more beautiful, capacitor surface can all be bonded circuit board, capacitor Surface covering is than relatively thin, and in the environment of jolting, capacitor surface is easy to generate friction with circuit board, and inside not can be carried out slow Punching easily causes capacitor breakage.

Wrapping layer using ceramics as capacitor core body is conducive to waterproof and moistureproof, but the rigidity of ceramics is too high, itself Too crisp to be easily broken, it is permanent to be difficult to use in high-intensitive mechanical environment, and the utility model will be directed to ceramic shell capacitor It is improved, on the basis of having the characteristics that moisture-proof, improves its anti-mechanical stress effect.

Utility model content

In view of the shortcomings of the prior art, the utility model provides a kind of porous aluminum hull Dampproof capacitors, for ceramic shell Capacitor is improved, and on the basis of having the characteristics that moisture-proof, improves its anti-mechanical stress effect.

The utility model is realized by following technological means solves above-mentioned technical problem:

A kind of porous aluminum hull Dampproof capacitor,

Including core；

The ceramic case of tubbiness is enclosed on the outside of the core；

End cap is provided on the upside of the ceramic case；

It is provided with the aluminum hull of tubbiness on the outside of the ceramic case, is set between the ceramic case lateral wall and the inner sidewall of aluminum hull It is equipped with cavity layer；

Ceramic annulus, the inside of the ceramics annulus and ceramic case lateral wall are socketed on the upside of the ceramic case lateral wall Integrally connected, the lateral wall of the ceramic case are socketed with spring, and the upside of the spring and ceramic annulus are affixed, the spring Downside and the bottom of aluminum hull are affixed.

Preferably, a kind of porous aluminum hull Dampproof capacitor is provided on the upside of the aluminum hull on the upside of the ceramic annulus of conflict Flange I, the flange I is annular in shape, open integrally connected on the upside of the outside of the flange I and aluminum hull, sets on the downside of the end cap It is equipped with the flange II just opposite with the upside flange I, the flange II is annular in shape, under the outer side edges and end cap of the flange II Side opening integrally connected.

Preferably, a kind of porous aluminum hull Dampproof capacitor, passes through resin between the downside of the end cap and the upside of core Sealant connection.

Preferably, a kind of porous aluminum hull Dampproof capacitor, it is inserted in the sealing layer of resin to be provided with for positive and negative The pin of pole, the lower end of two pins all extend in core and weld with core, the upper end face of two pins End cap at offer post holes.

Preferably, a kind of porous aluminum hull Dampproof capacitor is provided with the wiring for positive and negative electrode in two post holes Column, the lower end of two binding posts are provided with screw, the corresponding two pin upper ends point in two binding post lower ends It is not provided with spherical groove, the screw of the binding post lower end setting and the spherical groove of corresponding pin upper end are clamped and rotate and match It closes.

Preferably, rubber is provided between on the upside of a kind of porous aluminum hull Dampproof capacitor, two binding posts and post holes Plastic boot.

Preferably, a kind of porous aluminum hull Dampproof capacitor, the side wall of the aluminum hull are evenly arranged with several air holes.

Utility model has the advantages that the porous aluminum hull Dampproof capacitor in the utility model, major function be for Embodiment is moisture-proof, rust-resisting property, while solving the more crisp disadvantage of inner casing quality.Its principle is the aluminium being set on the outside of ceramic case Shell, aluminum hull can play the role of the exterior protection to ceramic case, while the sky of buffer function is provided between aluminum hull and ceramic case Cavity layer, ceramic case are spaced by ceramic annulus and the effect of spring and the side wall of aluminum hull, avoid that hard contact occurs with aluminum hull, When aluminum hull is by extraneous shock and vibration or extruding, the effect of cavity layer and spring can largely weaken kinetic energy biography It is handed to ceramic case surface, effective protection ceramic case and core.

Detailed description of the invention

Fig. 1: for the utility model structure diagram.

Fig. 2: for the utility model binding post partial enlarged view.

In figure, core 1, ceramic case 2, sealing layer of resin 11, pin 12, spherical groove 13, ceramic ring plate 21, end cap 3, flange II31, post holes 32, aluminum hull 4, cavity layer 41, spring 42, flange I43, air hole 44, binding post 5, screw 51, rubber sheath 52。

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to The range of the utility model protection.

Up, down, left, right, before and after herein show standard both with respect to Fig. 1.

Embodiment:

A kind of porous aluminum hull Dampproof capacitor as shown in Figure 1:,

Including core 1；

The outside of the core 1 is enclosed with the ceramic case 2 of tubbiness；

The upside of the ceramic case 2 is provided with end cap 3；

The outside of the ceramic case 2 is provided with the aluminum hull 4 of tubbiness, the inner sidewall of 2 lateral wall of ceramic case and aluminum hull 4 it Between be provided with cavity layer 41；

Ceramic annulus 21, the inside of the ceramics annulus 21 and ceramic case 2 are socketed on the upside of 2 lateral wall of ceramic case Lateral wall integrally connected, the lateral wall of the ceramic case 2 are socketed with spring 42, and the upside of the spring 42 and ceramic annulus 21 are solid It connects, the downside of the spring 42 and the bottom of aluminum hull 4 are affixed.

Porous aluminum hull Dampproof capacitor in the utility model, major function are to embody the moisture-proof, anti-of ceramic case Rust performance, while solving the more crisp disadvantage of ceramic case quality.Its principle is the aluminum hull being set on the outside of ceramic case, and aluminum hull can be with Play the role of the exterior protection to ceramic case, while being provided with the cavity layer of buffer function, ceramic case between aluminum hull and ceramic case Be spaced by the effect of ceramic annulus and spring and the side wall of aluminum hull, avoid with aluminum hull occur hard contact, when aluminum hull by When extraneous shock and vibration or extruding, the effect of cavity layer and spring can largely weaken kinetic energy and be transferred to ceramic case Surface, effective protection ceramic case and core.

Preferably, a kind of porous aluminum hull Dampproof capacitor, the upside of the aluminum hull 4 are provided on the upside of the ceramic annulus of conflict Flange I43, the flange I43 is annular in shape, the open integrally connected in outside and 4 upside of aluminum hull of the flange I43, the end cap 3 downsides are provided with the flange II31 just opposite with the upside flange I43, and the flange II31 is annular in shape, the flange II31's The downside opening integrally connected of outer side edges and end cap 3.

Ceramic case pops up aluminum hull under the action of the spring in order to prevent in the utility model, is provided with and turns on the upside of aluminum hull On the other hand the effect of side I, flange I are also embodied in flange II with closing, since ceramic case under the action of the spring can quilt Compression, when compressing end cap, end cap moves down the damage by the conflict declines of flange II and flange I to ceramic case.

Preferably, a kind of porous aluminum hull Dampproof capacitor, passes through tree between the downside of the end cap 3 and the upside of core 1 Rouge sealant 11 connects.

Preferably, as shown in Figure 2: a kind of porous aluminum hull Dampproof capacitor, it is inserted in the sealing layer of resin 11 to set It is equipped with the pin 12 for positive and negative electrode, the lower end of two pins 12 all extends in core 1 and welds with core 1, two Post holes 32 is offered at the end cap 3 of the upper end face of the pin 12.

The effect of sealing layer of resin prevents core interior insulation oil from leaking outside in addition to crystal entertainment ball in the utility model, simultaneously also For fixing pin, good protection pin.

Preferably, a kind of porous aluminum hull Dampproof capacitor is provided with connecing for positive and negative electrode in two post holes 32 Terminal 5, the lower end of two binding posts 5 are provided with screw 51, corresponding two pins in two 5 lower ends of binding post 12 upper ends are respectively arranged with spherical groove 13, the screw 51 of 5 lower end of the binding post setting and the spherical shape of 12 upper end of corresponding pin The clamping of slot 13 and rotatable engagement.

Binding post in the utility model is the structure of flexible overturning, and mainly realize this function is under binding post The screw at end designs, and screw and spherical groove interact, and can be in electrical contact, while screw can be in spherical groove It is freely rotatable, this effect is conducive to protect binding post, and when rigid collision occurs for binding post, binding post itself overturning can subtract Weak wiring falls off.

Preferably, a kind of porous aluminum hull Dampproof capacitor, two binding posts 5 and post holes are provided between 32 upside Rubber sheath 52.

Rubber sheath is for cooperating the rotatable design of binding post in the utility model, when binding post is due to colliding vertical position It sets when shift, can be returned just under the action of rubber sheath, while rubber sheath also has the function of insulation.

Preferably, a kind of porous aluminum hull Dampproof capacitor, the side wall of the aluminum hull 4 are evenly arranged with several air holes 44。

Air hole in the utility model is mainly used for radiating, while mitigating the weight of aluminum hull.

It should be noted that, in this document, such as first and second or the like relational terms are used merely to one if it exists A entity or operation with another entity or operate distinguish, without necessarily requiring or implying these entities or operation it Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to Cover non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or setting Standby intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that There is also other identical elements in the process, method, article or apparatus that includes the element.

Above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to aforementioned reality Example is applied the utility model is described in detail, those skilled in the art should understand that: it still can be to preceding Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these It modifies or replaces, the spirit and model of various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution It encloses.

Claims (7)

1. a kind of porous aluminum hull Dampproof capacitor, it is characterised in that:

Including core；

The ceramic case of tubbiness is enclosed on the outside of the core；

End cap is provided on the upside of the ceramic case；

It is provided with the aluminum hull of tubbiness on the outside of the ceramic case, is provided between the ceramic case lateral wall and the inner sidewall of aluminum hull Cavity layer；

Ceramic annulus, the inside of the ceramics annulus and ceramic case lateral wall one are socketed on the upside of the ceramic case lateral wall Connection, the lateral wall of the ceramic case are socketed with spring, and the upside of the spring and ceramic annulus are affixed, the downside of the spring It is affixed with the bottom of aluminum hull.

2. a kind of porous aluminum hull Dampproof capacitor according to claim 1, it is characterised in that: be provided on the upside of the aluminum hull The flange I on the upside of ceramic annulus is contradicted, the flange I is annular in shape, and the outside of the flange I integrally connects with open on the upside of aluminum hull It connects, the flange II just opposite with the upside flange I is provided on the downside of the end cap, the flange II is annular in shape, the flange II Outer side edges and end cap downside opening integrally connected.

3. a kind of porous aluminum hull Dampproof capacitor according to claim 1, it is characterised in that: the downside of the end cap and core Upside between pass through sealing layer of resin connect.

4. a kind of porous aluminum hull Dampproof capacitor according to claim 3, it is characterised in that: inlayed in the sealing layer of resin The pin of formula being provided with for positive and negative electrode, the lower end of two pins all extend in core and weld with core, two Post holes is offered at the end cap of the upper end face of the pin.

5. a kind of porous aluminum hull Dampproof capacitor according to claim 4, it is characterised in that: be respectively provided in two post holes There is the binding post for positive and negative electrode, the lower end of two binding posts is provided with screw, two binding post lower ends pair The two pin upper ends answered are respectively arranged with spherical groove, the screw of the binding post lower end setting and the ball of corresponding pin upper end The clamping of shape slot and rotatable engagement.

6. a kind of porous aluminum hull Dampproof capacitor according to claim 5, it is characterised in that: two binding posts and post holes Rubber sheath is provided between upside.

7. according to claim 1 to a kind of any one of 6 porous aluminum hull Dampproof capacitors, it is characterised in that: the aluminum hull Side wall is evenly arranged with several air holes.