CN212516932U

CN212516932U - SMD electrolytic capacitor

Info

Publication number: CN212516932U
Application number: CN202020863531.4U
Authority: CN
Inventors: 曹艺馨
Original assignee: Suzhou Haizhiyuan Electronics Co ltd
Current assignee: Suzhou Haizhiyuan Electronics Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2021-02-09
Anticipated expiration: 2030-05-21

Abstract

The utility model discloses a SMD electrolytic capacitor, including mount pad and electric capacity body, two pins of the lower extreme lateral wall fixedly connected with of electric capacity body, the perforation that matches with the pin is seted up to the upper end lateral wall of mount pad, the lateral wall cover of electric capacity body is equipped with high temperature resistant cover, the lateral wall of electric capacity body is equipped with two clamps, two rotate through the damping pivot between the clamp and connect, two the one end fixedly connected with fixed block, one of them of damping pivot are kept away from to the clamp the lateral wall of fixed block is equipped with locking bolt, locking bolt runs through two fixed blocks and threaded connection has the nut, the upper end lateral wall fixedly connected with arc of clamp, the lateral wall of arc offsets with the lateral wall of high temperature resistant cover. The utility model discloses can block the electric capacity body steadily, guarantee that it is stable, can disperse the heat fast again simultaneously, prolong the life of its electric capacity body.

Description

SMD electrolytic capacitor

Technical Field

The utility model relates to an electrolytic capacitor technical field especially relates to a SMD electrolytic capacitor.

Background

At present, the capacitor product is widely applied to equipment in various industries as a component, along with the continuous improvement of science and technology, the equipment technology is continuously improved, and especially the requirements on the capacitor are higher and higher when the existing power electronic device is used on a large scale. The existing capacitor adopts common epoxy resin as a potting material for filling or encapsulating the capacitor, and then the capacitor is bonded with a seat plate through glue.

In the prior art, an electrolytic capacitor is not stable enough and is easy to move during working, so that the capacitor is damaged, more heat is generated during working of the capacitor, the service life of the capacitor can be shortened, and for this purpose, a patch type electrolytic capacitor is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art electrolytic capacitor and being unstable enough at the during operation, removing easily to lead to electric capacity to damage, electric capacity produces more heat at the during operation moreover, can shorten the life's of electric capacity problem, and a SMD electrolytic capacitor who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a SMD electrolytic capacitor, includes mount pad and electric capacity body, two pins of the lower extreme lateral wall fixedly connected with of electric capacity body, the perforation of matcing with the pin is seted up to the upper end lateral wall of mount pad, the lateral wall cover of electric capacity body is equipped with high temperature resistant cover, the lateral wall of electric capacity body is equipped with two clamps, two rotate through the damping pivot between the clamp and connect, two the one end fixedly connected with fixed block, one of them of damping pivot are kept away from to the clamp the lateral wall of fixed block is equipped with locking bolt, locking bolt runs through two fixed blocks and threaded connection has the nut, the upper end lateral wall fixedly connected with arc of clamp, the lateral wall and the lateral wall of high temperature resistant cover of arc offset, a plurality of heat radiation fins of lateral wall fixedly connected with of high temperature resistant cover are kept away.

Preferably, the side wall of the upper end of the capacitor body is provided with an explosion-proof groove.

Preferably, the lower extreme lateral wall fixedly connected with mounting panel of clamp, the upper end lateral wall of mounting panel is vertical to be equipped with a plurality of fixing bolt, a plurality of thread grooves have been seted up to the upper end lateral wall of mount pad, fixing bolt runs through the mounting panel and extends to in the thread groove.

Preferably, the lower extreme lateral wall fixedly connected with fixture block of mounting panel, the lower extreme lateral wall of fixture block is equipped with the chamfer, the groove of accomodating has been seted up to the upper end lateral wall of mount pad, the fixture block extends to in accomodating the groove and offsets with the inner wall of accomodating the groove.

Preferably, the inner wall of the high-temperature-resistant sleeve abuts against the side walls on two sides of the capacitor body and the upper side wall and the lower side wall of the capacitor body respectively, and the distance between the upper side wall and the lower side wall of the high-temperature-resistant sleeve is smaller than the width of the capacitor body.

Preferably, the locking bolt and the fixing bolt are made of magnetic materials, and the side walls of the locking bolt and the fixing bolt are subjected to anti-corrosion treatment.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the capacitor body can be stably clamped by matching structures such as the clamp, the locking bolt, the nut and the like, and the capacitor body is ensured not to move, so that the capacitor body is stable enough even if the capacitor body is collided, and meanwhile, the heat generated by the capacitor body can be rapidly dissipated through the arc-shaped plate and the radiating fins, so that the service life of the capacitor body is prolonged;

2. can be stably fixed the mounting panel to the mount pad through fixing bolt on, stability is high, and it is also very convenient to dismantle simultaneously, and it is also light simple when changing the electric capacity body like this, in addition, utilizes the fixture block very stable when the mounting panel can be guaranteed in the cooperation of accomodating the groove.

Drawings

Fig. 1 is a schematic structural diagram of a chip electrolytic capacitor according to the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

fig. 3 is a side view of the clip.

In the figure: the capacitor comprises a mounting seat 1, a capacitor body 2, pins 3, a high-temperature-resistant sleeve 4, a hoop 5, a fixing block 6, a locking bolt 7, a nut 8, an arc-shaped plate 9, a heat dissipation fin 10, an explosion-proof groove 11, a mounting plate 12, a fixing bolt 13 and a clamping block 14.

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.

Referring to fig. 1-3, a surface mount electrolytic capacitor, comprising a mounting base 1 and a capacitor body 2, wherein an explosion-proof groove 11 is formed on the upper side wall of the capacitor body 2, the service life of the capacitor body 2 can be effectively prolonged through the explosion-proof groove 11, explosion of the capacitor body 2 caused by accidental influence is avoided, two pins 3 are fixedly connected to the lower side wall of the capacitor body 2, the capacitor body 2 can be safely and effectively powered by the pins 3, the practicability is strong, a through hole matched with the pins 3 is formed on the upper side wall of the mounting base 1, the pins 3 can be protected by the through hole, a high temperature resistant sleeve 4 is sleeved on the side wall of the capacitor body 2, the inner wall of the high temperature resistant sleeve 4 respectively abuts against the two side walls of the capacitor body 2 and the upper and lower side walls of the capacitor body 2, the high temperature resistant sleeve 4 can effectively and safely protect the capacitor body 2, and the distance between the, therefore, the high-temperature-resistant sleeve can be stably sleeved on the capacitor body 2, the high-temperature-resistant sleeve 4 is prevented from falling off from the capacitor body 2, and a good high-temperature-resistant effect is achieved;

the side wall of the capacitor body 2 is provided with two clamps 5, the lower end side wall of each clamp 5 is fixedly connected with a mounting plate 12, the lower end side wall of each mounting plate 12 is fixedly connected with a clamping block 14, the lower end side wall of each clamping block 14 is provided with a chamfer, the upper end side wall of the mounting seat 1 is provided with a containing groove, each clamping block 14 extends into the containing groove and is abutted against the inner wall of the containing groove, the mounting plates 12 can be stably clamped by the clamping blocks 14, so that the stability of the mounting plates 12 can be ensured, and the mounting plates are convenient to mount, the upper end side wall of each mounting plate 12 is vertically provided with a plurality of fixing bolts 13, the mounting plates 12 can be stably fixed on the mounting seats 1 through the fixing bolts 13, the stability is high, the dismounting is very convenient, the capacitor body 2 is easy and simple to replace, the locking bolts 7 and the fixing bolts 13 are both made of magnetic materials, the operation is convenient, not perishable, long service life, a plurality of thread grooves have been seted up to the upper end lateral wall of mount pad 1, fixing bolt 13 runs through mounting panel 12 and extends to in the thread groove, rotate through the damping pivot between two clamps 5 and connect, clamp 5 can rotate like this, so that block not equidimension electric capacity body 2, the one end fixedly connected with fixed block 6 of damping pivot is kept away from to two clamps 5, the lateral wall of one of them fixed block 6 is equipped with locking bolt 7, locking bolt 7 runs through two fixed blocks 6 and threaded connection has nut 8, the upper end lateral wall fixedly connected with arc 9 of clamp 5, the lateral wall of arc 9 offsets with the lateral wall of high temperature resistant cover 4, a plurality of heat radiation fins 10 of lateral wall fixedly connected with of high temperature resistant cover 4 are kept away from to arc 9.

The utility model discloses a clamp 5 can block electric capacity body 2 steadily, guarantee that it is stable, and it is all very convenient to dismantle the installation moreover, and simultaneously, can guarantee through high temperature resistant cover 4 that electric capacity body 2 has better high temperature resistant effect, reduce the influence of high temperature to electric capacity body 2, and when electric capacity body 2's temperature risees, utilize heat radiation fins 10 can absorb electric capacity body 2's heat fast, and distribute away it, can prolong electric capacity body 2's life like this, moreover, the steam generator is simple in structure, therefore, the clothes hanger is strong in practicability.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a SMD electrolytic capacitor, includes mount pad (1) and capacitor body (2), its characterized in that, two pins (3) of the lower extreme lateral wall fixedly connected with of capacitor body (2), the perforation that matches with pin (3) is seted up to the upper end lateral wall of mount pad (1), the lateral wall cover of capacitor body (2) is equipped with high temperature resistant cover (4), the lateral wall of capacitor body (2) is equipped with two clamps (5), two connect through the damping pivot rotation between the clamp (5), two the one end fixedly connected with fixed block (6) of damping pivot is kept away from to clamp (5), one of them the lateral wall of fixed block (6) is equipped with locking bolt (7), locking bolt (7) run through two fixed blocks (6) and threaded connection has nut (8), the upper end lateral wall fixedly connected with arc (9) of clamp (5), the side wall of arc (9) and the lateral wall of high temperature resistant cover (4) offset, the lateral wall fixedly connected with a plurality of heat radiation fins (10) that high temperature resistant cover (4) was kept away from in arc (9).

2. The patch type electrolytic capacitor according to claim 1, wherein an explosion-proof groove (11) is formed in a side wall of an upper end of the capacitor body (2).

3. The patch type electrolytic capacitor according to claim 1, wherein a mounting plate (12) is fixedly connected to a lower end side wall of the clamp (5), a plurality of fixing bolts (13) are vertically arranged on an upper end side wall of the mounting plate (12), a plurality of thread grooves are formed in an upper end side wall of the mounting base (1), and the fixing bolts (13) penetrate through the mounting plate (12) and extend into the thread grooves.

4. The patch type electrolytic capacitor according to claim 3, wherein a clamping block (14) is fixedly connected to a lower end side wall of the mounting plate (12), a lower end side wall of the clamping block (14) is provided with a chamfer, an upper end side wall of the mounting seat (1) is provided with a receiving groove, and the clamping block (14) extends into the receiving groove and abuts against an inner wall of the receiving groove.

5. The patch type electrolytic capacitor according to claim 1, wherein the inner wall of the high temperature resistant sleeve (4) abuts against the side walls on both sides of the capacitor body (2) and the upper and lower side walls of the capacitor body (2), respectively, and the distance between the upper and lower side walls of the high temperature resistant sleeve (4) is smaller than the width of the capacitor body (2).

6. The patch type electrolytic capacitor according to claim 3, wherein the locking bolt (7) and the fixing bolt (13) are made of magnetic materials, and side walls of the locking bolt (7) and the fixing bolt (13) are subjected to corrosion prevention treatment.