CN214312959U - Aluminum electrolytic capacitor with prevent electrolyte function of volatilizing - Google Patents
Aluminum electrolytic capacitor with prevent electrolyte function of volatilizing Download PDFInfo
- Publication number
- CN214312959U CN214312959U CN202120657048.5U CN202120657048U CN214312959U CN 214312959 U CN214312959 U CN 214312959U CN 202120657048 U CN202120657048 U CN 202120657048U CN 214312959 U CN214312959 U CN 214312959U
- Authority
- CN
- China
- Prior art keywords
- heat dissipation
- capacitor
- aluminum electrolytic
- fixed mounting
- electrolytic capacitor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
The utility model discloses an aluminum electrolytic capacitor with prevent electrolyte function of volatilizing, including the protective housing and the capacitor main part that sets up in the protective housing, the cavity has been seted up in the capacitor main part, and the up end of capacitor main part fixed mounting has the heat dissipation box in the middle, the cover is equipped with the bulge loop on the outer fringe face of heat dissipation box, and the heat dissipation box intussuseption is filled with heat dissipation silicone grease, the bottom of cavity is constructed has the baffle, the up end of baffle is installed with the core package, the inner wall bottom symmetry fixed mounting of capacitor main part has two drums, equal fixed mounting has damping spring in two drums, damping spring's up end fixed connection has the movable joint T shape briquetting in the drum, the top of T shape briquetting and the bottom fixed connection of core package, this aluminum electrolytic capacitor with prevent electrolyte function of volatilizing, rational in infrastructure, the heat dissipation of being convenient for, and be convenient for promote anti-seismic performance, the practicality is strong.
Description
Technical Field
The utility model belongs to the technical field of the condenser, concretely relates to aluminum electrolytic capacitor with prevent electrolyte function of volatilizing.
Background
The capacitor is formed by two electrodes and a dielectric material therebetween. The dielectric material is a dielectric medium, when placed in an electric field between two parallel plates with equal amounts of opposite charges, polarization charges are generated on the surface of the dielectric medium due to polarization, and accordingly charges bound to the plates are increased correspondingly, and the potential difference between the plates is maintained constant. This is why capacitors have a capacitive character. The quantity of electricity Q stored in the capacitor is equal to the product of the capacitance C and the potential difference U between the electrodes. The capacitance is proportional to the plate area and the dielectric constant epsilon of the dielectric material and inversely proportional to the dielectric material thickness.
The current aluminum electrolytic capacitor is not beneficial to heat dissipation when in use, so that after the temperature of the capacitor is increased when in use, electrolyte in the core cladding is easy to volatilize under the action of high temperature, the service life of the capacitor is shortened, the existing capacitor has poor anti-seismic performance, and the core cladding is easy to collide with a shell of the capacitor when in external force vibration, so that liquid leakage is caused, and the normal use of the capacitor is further influenced.
SUMMERY OF THE UTILITY MODEL
An object of the present invention is to provide an aluminum electrolytic capacitor with an electrolyte volatilization prevention function, so as to solve the problems in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: an aluminum electrolytic capacitor with electrolyte volatilization prevention function comprises a protective shell and a capacitor main body arranged in the protective shell;
the capacitor comprises a capacitor body, a convex ring, a heat dissipation silicon grease, a partition plate and a core bag, wherein a cavity is formed in the capacitor body, a heat dissipation box is fixedly arranged in the middle of the upper end surface of the capacitor body, the outer edge surface of the heat dissipation box is sleeved with the convex ring, the heat dissipation silicon grease is filled in the heat dissipation box, the bottom of the cavity is constructed with the partition plate, and the upper end surface of the partition plate is provided with the core bag;
the capacitor comprises a capacitor body and is characterized in that two cylinders are symmetrically and fixedly mounted at the bottom of the inner wall of the capacitor body, damping springs are fixedly mounted in the cylinders, the upper end faces of the damping springs are fixedly connected with T-shaped pressing blocks which are movably clamped in the cylinders, and the top ends of the T-shaped pressing blocks are fixedly connected with the bottom of a core bag.
Preferably, a plurality of bar grooves have been seted up to the lower terminal surface equidistance of protection casing, and is a plurality of equidistant fixed mounting has a plurality of heat dissipation finned plates in the bar groove.
Preferably, a plurality of arc through grooves are equally spaced apart from each other in the outer edge surface both sides of protection casing, and the equal fixed mounting has the radiator-grid in the logical groove of a plurality of arcs.
Preferably, the up end activity of protection casing is provided with the locking lid, the spacing ring is constructed between two parties towards one side of protection casing to the locking lid, the outer fringe face bottom fixed mounting of spacing ring has elastic buckle, the fixed slot of adaptation spacing ring and elastic buckle joint is seted up to the up end of protection casing.
Preferably, a circular groove is formed in the middle of the upper end face of the partition plate, a circular protrusion is formed in the middle of the lower end face of the core bag, and a cushion pad bonded in the circular groove is arranged at the connecting position of the circular protrusion and the partition plate.
Preferably, equidistance fixed mounting has a plurality of elastic bulge on capacitor body's the inner wall, and capacitor body's inner wall top is constructed the arc lug between two parties, and is a plurality of elastic bulge all with the core package butt, the recess of adaptation arc lug installation is seted up between two parties to the up end of core package, the arc lug bonds with the junction of core package and is provided with the cushion.
Preferably, there are anodal pin and negative pole pin in the up end both sides of core package fixed mounting respectively, the one end that the core package was kept away from to anodal pin and negative pole pin all extends condenser main part and heat dissipation box, set up the round hole that supplies anodal pin and negative pole pin to wear out in the heat dissipation box, the equal fixed mounting in outer fringe face bottom of anodal pin and negative pole pin has the pin lantern ring of butt heat dissipation box.
The utility model discloses a technological effect and advantage: the aluminum electrolytic capacitor with the electrolyte volatilization prevention function can effectively dissipate heat of the connection parts of the positive electrode pin and the negative electrode pin and the circuit board and dissipate heat from the root parts thanks to the heat dissipation box and the arrangement of the heat dissipation silicone grease in the heat dissipation box, can effectively prevent the electrolyte in the core cladding from volatilizing due to overhigh temperature, and further prolongs the service life of the capacitor main body;
benefit from the drum, T shape briquetting, damping spring's setting, when capacitor body meets with external force vibrations, can make the core packet produce slight vibrations, thereby promote T shape briquetting and remove, make damping spring receive the extrusion of T shape briquetting and produce deformation, damping spring absorbs external force through deformation, and then reach the purpose of shock attenuation buffering, reduce because of vibrations lead to the impact force of core packet and capacitor body collision, the condition that leads to the weeping takes place, avoid influencing capacitor body's normal use.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1 in accordance with the present invention;
fig. 3 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention.
In the figure: the heat dissipation structure comprises a protective shell 1, a heat dissipation net 101, a strip-shaped groove 102, a locking cover 2, a limiting ring 201, an elastic buckle 202, a heat dissipation box 3, a convex ring 301, a positive electrode pin 4, a negative electrode pin 5, a pin sleeve ring 6, a capacitor body 7, a cavity 701, a partition plate 702, an elastic bulge 8, a core bag 9, an arc-shaped bump 10, a cushion pad 11, a heat dissipation fin plate 12, a cylinder 13, a pressure block 14T and a damping spring 1401.
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.
As shown in fig. 1 and 2, the aluminum electrolytic capacitor with an electrolyte volatilization prevention function includes a protective case 1 and a capacitor main body 7 provided in the protective case 1;
the capacitor main body 7 is internally provided with a cavity 701, the upper end surface of the capacitor main body 7 is fixedly provided with a heat dissipation box 3 in the middle, the outer edge surface of the heat dissipation box 3 is sleeved with a convex ring 301, and the heat dissipation box 3 is filled with heat dissipation silicone grease (the heat dissipation silicone grease is also called heat conduction silicone grease which is a high heat conduction insulating organic silicon material and is almost never solidified and can keep a grease state in use at the temperature of-50 ℃ to +230 ℃ for a long time, so that the heat dissipation box has excellent electrical insulation and excellent heat conductivity, has low freeness, is resistant to high and low temperature, water, ozone and weather aging, can be widely applied to various electronic products, has a contact surface between a heating body and a heat dissipation facility in electrical equipment, plays a role of a heat transfer medium, and has the performances of moisture resistance, dust resistance, corrosion resistance, shock resistance and the like), the bottom of the cavity 701 is provided with a partition plate 702, the core package 9 is mounted on the upper end face of the partition board 702, so that the connection parts of the positive electrode pins 4 and the negative electrode pins 5 and the circuit board can be effectively radiated due to the heat dissipation box 3 and the arrangement of the heat dissipation silicone grease in the heat dissipation box 3, the heat can be radiated from the root part, the electrolyte in the core package 9 can be effectively prevented from volatilizing due to overhigh temperature, and the service life of the capacitor main body 7 is prolonged;
a plurality of arc-shaped through grooves are formed in both sides of the outer edge surface of the protective shell 1 at equal intervals, and heat dissipation nets 101 are fixedly mounted in the arc-shaped through grooves (in specific implementation, the heat dissipation nets 101 can also play a role in heat dissipation on the capacitor main body 7 to a certain extent);
a locking cover 2 is movably arranged on the upper end face of the protection shell 1 (in specific implementation, the protection shell 1 plays a role of protecting the capacitor main body 7), a limiting ring 201 is centrally constructed on one side, facing the protection shell 1, of the locking cover 2, an elastic buckle 202 is fixedly installed at the bottom of the outer edge face of the limiting ring 201, and a fixing groove matched with the limiting ring 201 and the elastic buckle 202 in a clamped mode is formed in the upper end face of the protection shell 1;
a circular groove is formed in the middle of the upper end face of the partition plate 702, a circular protrusion is formed in the middle of the lower end face of the core package 9, and a buffer pad 11 bonded in the circular groove is arranged at the connecting part of the circular protrusion and the partition plate 702 (in specific implementation, when the capacitor main body 7 is vibrated by external force, the buffer pad 11 can play a role in buffering, and impact when the core package 9 collides with the partition plate 702 is reduced);
a plurality of elastic bulges 8 are fixedly arranged on the inner wall of the capacitor main body 7 at equal intervals, an arc-shaped bump 10 is formed in the middle of the top of the inner wall of the capacitor main body 7, the elastic bulges 8 are abutted against a core bag 9, a groove matched with the arc-shaped bump 10 is formed in the middle of the upper end surface of the core bag 9, and a cushion is adhered to the connecting part of the arc-shaped bump 10 and the core bag 9 (in specific implementation, when the capacitor main body 7 vibrates under the influence of external force, the cushion 11 can play a role in buffering, so that impact when the core bag 9 collides with the capacitor main body 7 is reduced);
the utility model discloses a capacitor heat dissipation device, including core package 9, capacitor body 7 and heat dissipation box 3, the last up end both sides of core package 9 fixed mounting have anodal pin 4 and negative pole pin 5 respectively, anodal pin 4 and the one end that core package 9 was kept away from to negative pole pin 5 all extend condenser body 7 and heat dissipation box 3, the round hole that supplies anodal pin 4 and negative pole pin 5 to wear out has been seted up in heat dissipation box 3, the equal fixed mounting in outer fringe face bottom of anodal pin 4 and negative pole pin 5 has the pin lantern ring 6 of butt heat dissipation box 3.
As shown in fig. 2 and 3, the aluminum electrolytic capacitor with an electrolyte volatilization prevention function includes a protective case 1 and a capacitor main body 7 provided in the protective case 1;
two cylinders 13 are symmetrically and fixedly arranged at the bottom of the inner wall of the capacitor body 7, a damping spring 1401 is fixedly arranged in each of the two cylinders 13, the upper end surface of the damping spring 1401 is fixedly connected with a T-shaped pressing block 14 which is movably clamped in the cylinder 13, the top end of the T-shaped pressing block 14 is fixedly connected with the bottom of the core package 9, and due to the arrangement of the cylinder 13, the T-shaped pressing block 14 and the damping spring 1401, when the capacitor body 7 is subjected to external force vibration, the core package 9 can generate slight vibration, thereby pushing the T-shaped pressing block 14 to move, so that the damping spring 1401 is extruded by the T-shaped pressing block 14 to generate deformation, the damping spring 1401 absorbs external force through the deformation, the purpose of shock absorption and buffering is further achieved, the impact force of collision of the core bag 9 and the capacitor main body 7 caused by vibration is reduced, liquid leakage is caused, and normal use of the capacitor main body 7 is prevented from being influenced;
a plurality of bar grooves 102 have been seted up to the lower terminal surface equidistance of protection casing 1, and is a plurality of in the bar groove 102 equidistance fixed mounting have a plurality of heat dissipation fins 12 (during the concrete implementation, through setting up heat dissipation fins 12, can make thermal discharge accelerate, further improved the radiating effect).
Claims (7)
1. An aluminum electrolytic capacitor with electrolyte volatilization prevention function comprises a protective shell (1) and a capacitor main body (7) arranged in the protective shell (1);
the method is characterized in that: a cavity (701) is formed in the capacitor main body (7), a heat dissipation box (3) is fixedly mounted in the middle of the upper end face of the capacitor main body (7), a convex ring (301) is sleeved on the outer edge face of the heat dissipation box (3), heat dissipation silicone grease is filled in the heat dissipation box (3), a partition plate (702) is constructed at the bottom of the cavity (701), and a core package (9) is mounted on the upper end face of the partition plate (702);
the capacitor comprises a capacitor body (7), wherein two cylinders (13) are symmetrically and fixedly mounted at the bottom of the inner wall of the capacitor body (7), a damping spring (1401) is fixedly mounted in each cylinder (13), a T-shaped pressing block (14) movably clamped in each cylinder (13) is fixedly connected to the upper end face of each damping spring (1401), and the top end of each T-shaped pressing block (14) is fixedly connected with the bottom of a core bag (9).
2. The aluminum electrolytic capacitor having an electrolyte volatilization prevention function as set forth in claim 1, wherein: a plurality of bar grooves (102) have been seted up to the lower terminal surface equidistance of protection casing (1), and is a plurality of in bar groove (102) equidistance fixed mounting have a plurality of heat dissipation finned plates (12).
3. The aluminum electrolytic capacitor having an electrolyte volatilization prevention function as set forth in claim 1, wherein: the equal equidistance in outer fringe face both sides of protection casing (1) has been seted up a plurality of arcs and has been led to the groove, and a plurality of arcs lead to the inslot equal fixed mounting have radiator-grid (101).
4. The aluminum electrolytic capacitor having an electrolyte volatilization prevention function as set forth in claim 1, wherein: the up end activity of protection casing (1) is provided with locking lid (2), locking lid (2) constructs spacing ring (201) towards one side of protection casing (1) between two parties, the outer fringe face bottom fixed mounting of spacing ring (201) has elastic buckle (202), the fixed slot of adaptation spacing ring (201) and elastic buckle (202) joint is seted up to the up end of protection casing (1).
5. The aluminum electrolytic capacitor having an electrolyte volatilization prevention function as set forth in claim 1, wherein: the round groove is formed in the middle of the upper end face of the partition plate (702), the middle structure of the lower end face of the core bag (9) is a circular protrusion, and a cushion pad (11) bonded in the round groove is arranged at the connecting position of the circular protrusion and the partition plate (702).
6. The aluminum electrolytic capacitor having an electrolyte volatilization prevention function as set forth in claim 1, wherein: equidistance fixed mounting has a plurality of elastic bulge (8) on the inner wall of capacitor body (7), and the inner wall top of capacitor body (7) is constructed between two parties and is had arc lug (10), and is a plurality of elastic bulge (8) all with core package (9) butt, the recess of adaptation arc lug (10) installation is seted up between two parties to the up end of core package (9), arc lug (10) bond with the position of being connected of core package (9) and are provided with the cushion.
7. The aluminum electrolytic capacitor having an electrolyte volatilization prevention function as set forth in claim 1, wherein: the utility model discloses a capacitor heat dissipation structure, including heat dissipation box (3), core bag (9), capacitor main part (7) and heat dissipation box (3) are all extended to the up end both sides of core bag (9) fixed mounting respectively have anodal pin (4) and negative pole pin (5), anodal pin (4) and negative pole pin (5) keep away from the one end of core bag (9) and all extend the round hole that supplies anodal pin (4) and negative pole pin (5) to wear out, the equal fixed mounting in outer fringe face bottom of anodal pin (4) and negative pole pin (5) has the pin lantern ring (6) of butt heat dissipation box (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120657048.5U CN214312959U (en) | 2021-03-31 | 2021-03-31 | Aluminum electrolytic capacitor with prevent electrolyte function of volatilizing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120657048.5U CN214312959U (en) | 2021-03-31 | 2021-03-31 | Aluminum electrolytic capacitor with prevent electrolyte function of volatilizing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214312959U true CN214312959U (en) | 2021-09-28 |
Family
ID=77837738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120657048.5U Active CN214312959U (en) | 2021-03-31 | 2021-03-31 | Aluminum electrolytic capacitor with prevent electrolyte function of volatilizing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214312959U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114420453A (en) * | 2022-01-14 | 2022-04-29 | 东佳电子（郴州）有限公司 | Aluminum electrolytic capacitor capable of rapidly evacuating heat |
-
2021
- 2021-03-31 CN CN202120657048.5U patent/CN214312959U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114420453A (en) * | 2022-01-14 | 2022-04-29 | 东佳电子（郴州）有限公司 | Aluminum electrolytic capacitor capable of rapidly evacuating heat |
| CN114420453B (en) * | 2022-01-14 | 2024-03-19 | 东佳电子（郴州）有限公司 | Aluminum electrolytic capacitor capable of rapidly evacuating heat |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210325930U (en) | Battery box for new energy automobile with buffer function | |
| CN214312959U (en) | Aluminum electrolytic capacitor with prevent electrolyte function of volatilizing | |
| CN108511846A (en) | A kind of battery modules fixed structure and battery pack | |
| CN211789127U (en) | Security protection shell of graphite alkene battery | |
| CN208819949U (en) | A kind of protective device of lithium battery protection board | |
| CN208298907U (en) | A kind of lithium battery protection board | |
| CN212230275U (en) | Flame-retardant high-voltage aluminum electrolytic capacitor | |
| CN214378046U (en) | Non-polar filling long-life metallized polypropylene film capacitor | |
| CN211555961U (en) | Battery structure | |
| CN212365758U (en) | Low inductance high voltage pulse capacitor | |
| CN219553428U (en) | High-resistance Wen Xinglv electrolytic capacitor | |
| CN109003965B (en) | Thyristor module assembly | |
| CN216119924U (en) | Anti-vibration capacitor | |
| CN212032894U (en) | Shock-resistant durable capacitor | |
| CN219418797U (en) | Fixing device for super capacitor | |
| CN216054293U (en) | High-voltage power grid capacitance equipment for compensation with good safety | |
| CN212810434U (en) | Graphene lithium battery structure with shock-absorbing function | |
| CN110993340A (en) | Novel film capacitor | |
| CN110828161B (en) | Heat dissipation formula condenser | |
| CN212461891U (en) | Battery pack with strong shockproof effect | |
| CN219393188U (en) | High external force resistant chip type multilayer ceramic capacitor | |
| CN110690529A (en) | Battery module fast dispels heat | |
| CN210039931U (en) | Novel self-protection three-phase capacitor | |
| CN215008483U (en) | Lithium battery shell assembly structure device | |
| CN210167480U (en) | Lithium battery cell with good heat dissipation effect and protection function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |