CN211045272U

CN211045272U - Dampproofing high prototype low pressure power capacitor

Info

Publication number: CN211045272U
Application number: CN201922276868.5U
Authority: CN
Inventors: 张声乐
Original assignee: Wenzhou Wiscon Industry Co ltd
Current assignee: Wenzhou Wiscon Industry Co ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-07-17
Anticipated expiration: 2029-12-17

Abstract

The utility model relates to a moisture-proof high prototype low-voltage power capacitor, which comprises a capacitor shell, a capacitor element group positioned inside the capacitor shell, and an upper cover arranged above the capacitor shell, the outer side surface of the capacitor shell is provided with a plurality of heat dissipation holes, the capacitor shell is provided with a covering plate for covering the plurality of heat dissipation holes, the cover plate is provided with a plurality of through holes corresponding to the heat dissipation holes, the cover plate and the capacitor shell are arranged in a sliding manner, a spring piece is arranged between the capacitor shell and the cover plate, the spring element keeps the through hole aligned and communicated with the heat dissipation hole, a platform extends laterally above the covering plate, this platform is provided with the water receiving tank, and this water receiving tank drives the overlay after bearing a burden and moves down, and the overlay covers the louvre, can seal the louvre in too moist environment, plays dampproofing protection effect.

Description

Dampproofing high prototype low pressure power capacitor

Technical Field

The utility model relates to a condenser field, more specifically the utility model relates to a dampproofing high prototype low pressure power capacitor that says so.

Background

A capacitor, as the name implies, is a device that holds an electrical charge. 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.

The application scope of condenser is very wide, and some condensers can be in outdoor operation, because the electric capacity is great at the during operation heat, often need set up the louvre on the casing in order to carry out heat exchange, and this will make outdoor condenser wet under the environment that exposes for a long time, and the condenser core after wetting is damaged by moisture easily, influences the life of condenser.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a dampproofing high prototype low pressure power capacitor condenser can seal the louvre in too moist environment, plays dampproofing protection effect.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a dampproofing high prototype low pressure power capacitor, includes capacitor case, is located the inside capacitor element group of capacitor case, sets up in the upper cover of capacitor case top, capacitor case's lateral surface is provided with a plurality of louvre, capacitor case is provided with and is used for covering a plurality of the overlay of louvre, it is provided with the through-hole with the louvre correspondence to be provided with a plurality of on the overlay, overlay and capacitor case slip setting, be provided with the spring part between capacitor case and the overlay, this spring part keeps through-hole and louvre to align to link up, overlay top side direction extension has the platform, and this platform is provided with the water receiving tank, and this water receiving tank drives the overlay after heavy burden and moves down.

As a further improvement, the inner side surface of the upper end of the covering plate is provided with a barrier strip which is mutually contradicted with the outer wall of the capacitor shell, and the material of the barrier strip is elastic rubber.

As a further improvement of the utility model, the barrier strip is in the shape of a middle convex arch.

As a further improvement of the present invention, the cover plate is provided with a cap protruding outward above the through hole.

As a further improvement, the water receiving tank is provided with the delivery port, and this delivery port is provided with the sprue subassembly, and this sprue subassembly includes sprue body, flexible post and pull rod, the delivery port is provided with the seat that leaks, this body coupling of flexible post one end and sprue, one end is connected with the seat that leaks in addition, be provided with the second spring part that keeps the sprue to seal the delivery port in the flexible post, the pull rod is the telescopic pull rod, pull rod one end and this body coupling of sprue, one end is connected with capacitor case in addition, and when water receiving tank heavy burden drive overlay moves down to preset position, the delivery port was deviate from to the sprue.

The utility model has the advantages that: this application sets up the water receiving tank through the overlay that sets up with capacitor case slip setting on the overlay, and when rainy day, in water receiving tank water receiving bearing to a certain amount, the first spring part of compression, the overlay moves to covering the louvre down, can play dampproofing effect when rainy day, protection condenser internal element.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a longitudinal sectional view of the present invention;

FIG. 3 is a schematic view of an installation configuration of the blockout assembly;

fig. 4 is a schematic structural diagram of fig. 3A.

Reference numerals: 1. a capacitor case; 2. an upper cover; 3. heat dissipation holes; 4. a cover plate; 5. a through hole; 6. a first spring member; 7. a platform; 8. a water receiving tank; 9. blocking strips; 10. capping; 11. a water outlet; 12. a blockout body; 13. a telescopic column; 14. a pull rod; 15. a water leaking seat; 16. a second spring member.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals.

Referring to fig. 1 to 4, the moisture-proof high prototype low voltage power capacitor of this embodiment includes capacitor case 1, the capacitor element group that is located inside capacitor case 1, set up in upper cover 2 of capacitor case 1 top, its characterized in that: the outer side surface of the capacitor shell 1 is provided with a plurality of heat dissipation holes 3, the heat dissipation holes 3 are preferably arranged at equal intervals in the longitudinal direction, the capacitor shell 1 is provided with a cover plate 4 for covering the heat dissipation holes 3, the material of the cover plate 4 is also made of metal material with good heat conductivity, the cover plate 4 is provided with a plurality of through holes 5 corresponding to the heat dissipation holes 3, the size of the through holes 5 is equal to that of the heat dissipation holes 3, the cover plate 4 and the capacitor shell 1 are arranged in a sliding mode, the edge of a capacitor shell is provided with a sliding groove, the cover plate 4 is correspondingly provided with a sliding block, the sliding block is in sliding connection with the sliding groove, the lower end of the capacitor shell 1 is provided with a touch plate, a first spring part 6 is arranged between the capacitor shell 1 and the cover plate 4, one end of the first spring part 6 is connected with the touch plate, a platform 7 extends laterally above the covering plate 4, the platform 7 is provided with a water receiving tank 8, the covering plate 4 is driven by the water receiving tank 8 to move downwards after load bearing, and the covering plate 4 covers the heat dissipation holes 3.

Compare prior art, overlay 4 can be in rainy day, especially when the rainfall is great, and the water yield can be built up rapidly to water receiving tank 8, reaches certain water yield after, overlay 4 compression spring downwards, moves to through-

hole

5 and 3 stagger completely of louvre, and overlay 4 plays dampproofing effect.

As a modified specific embodiment, the inner side surface of the upper end of the cover plate 4 is provided with a barrier 9 which is abutted against the outer wall of the capacitor case 1, the barrier 9 is made of elastic rubber, and the barrier 9 can prevent water from flowing down from the gap between the upper end of the cover plate 4 and the capacitor case 1.

As a modified specific implementation mode, the barrier strip 9 is in an arch shape with a convex middle, and the barrier strip 9 has a certain drainage effect, so that rainwater is guided to flow down from two sides of the barrier strip 9 to reduce accumulated water of the barrier strip 9.

As a modified specific embodiment, the covering plate 4 is provided with a cap 10 protruding outward above the through hole 5, and the cap 10 plays a role of preventing rainwater from drifting in.

As a modified embodiment, the water receiving tank 8 is provided with a water outlet 11, this water outlet 11 is provided with a blocking piece assembly, this blocking piece assembly includes a blocking piece body 12, a telescopic column 13 and a pull rod 14, the water outlet 11 is provided with a water leakage base 15, one end of the telescopic column 13 is connected with the blocking piece body 12, the other end is connected with the water leakage base 15, a second spring part 16 for keeping the blocking piece to close the water outlet 11 is arranged in the telescopic column 13, the pull rod 14 is a telescopic pull rod 14, one end of the pull rod 14 is connected with the blocking piece body 12, the other end is connected with the capacitor shell 1, and when the water receiving tank 8 bears a load and drives the covering plate 4 to move down to a preset position, the blocking piece is separated from the water outlet.

Through the technical scheme, can be when the water receiving capacity of water receiving tank 8 reachs certain limit value, overlay 4 moves down, when the distance that moves down exceeded the flexible stroke of pull rod 14, pull rod 14 pulling sprue body 12 breaks away from delivery port 11 and drains, after water receiving tank 8 drains, the restoring force of first spring part 6 drives water receiving tank 8 and moves up, second spring part 16 drives sprue body 12 and resets simultaneously, reciprocate, to prevent that water receiving tank 8 is full of water, guarantee to keep a lower water level at water receiving tank 8 simultaneously, can make water receiving tank 8 keep comparatively dry after the rainy day, reduce the humidity of condenser surrounding environment.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a dampproofing high prototype low voltage power capacitor, includes capacitor case (1), is located the inside capacitor element group of capacitor case (1), sets up in upper cover (2) of capacitor case (1) top, its characterized in that: the lateral surface of capacitor case (1) is provided with a plurality of louvre (3), capacitor case (1) is provided with and is used for covering a plurality of overlay (4) of louvre (3), it is provided with through-hole (5) with louvre (3) correspondence to be provided with a plurality of on overlay (4), overlay (4) and capacitor case (1) slip setting, be provided with first spring part (6) between capacitor case (1) and overlay (4), this first spring part (6) keep through-hole (5) to align with louvre (3) and link up, overlay (4) top side direction extension has platform (7), and this water receiving platform (7) are provided with groove (8), and this water receiving groove (8) drive overlay (4) after heavy burden and move down, and overlay (4) cover louvre (3).

2. The moisture-proof high prototype low voltage power capacitor of claim 1, wherein: the inner side face of the upper end of the covering plate (4) is provided with a barrier strip (9) which is abutted against the outer wall of the capacitor shell (1), and the barrier strip (9) is made of elastic rubber.

3. The moisture-proof high prototype low voltage power capacitor of claim 2, wherein: the barrier strip (9) is in an arched shape with a convex middle part.

4. The moisture-proof high prototype low voltage power capacitor of claim 1, wherein: the covering plate (4) is provided with a cap (10) protruding outwards above the through hole (5).

5. The moisture-proof high prototype low voltage power capacitor of claim 1, wherein: the water receiving tank (8) is provided with a water outlet (11), the water outlet (11) is provided with a blocking block assembly, the blocking block assembly comprises a blocking block body (12), a telescopic column (13) and a pull rod (14), the water outlet (11) is provided with a water leakage seat (15), one end of the telescopic column (13) is connected with the blocking block body (12), the other end of the telescopic column is connected with the water leakage seat (15), a second spring part (16) for keeping the blocking block to seal the water outlet (11) is arranged in the telescopic column (13), the pull rod (14) is a telescopic pull rod (14), one end of the pull rod (14) is connected with the blocking block body (12), the other end of the pull rod is connected with the capacitor shell (1), and when the water receiving tank (8) drives the covering plate (4) to move down to a preset position in a loading mode, the blocking block is.