CN215183554U

CN215183554U - Metallized polypropylene film alternating current capacitor with flame-retardant function shell

Info

Publication number: CN215183554U
Application number: CN202121651602.5U
Authority: CN
Inventors: 彭鹏
Original assignee: Shanghai Feilelianya Electronics Co ltd
Current assignee: Shanghai Feilelianya Electronics Co ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2021-12-14
Anticipated expiration: 2031-07-20

Abstract

The utility model discloses a metallization polypropylene film alternating current capacitor with flame retardant function shell, which comprises a housin, the internal connection of casing has capacitor body, and capacitor body's top installs the connecting wire, the internally mounted of casing has installation mechanism, and installation mechanism's inside is including first spring, be connected between the inside bottom of first spring and casing. The utility model discloses in, under installation mechanism's effect, place capacitor body on placing the board, through rotating the bolt, can make the bolt drive the limiting plate that its is connected and remove, be convenient for remove one side of capacitor body with the limiting plate, be convenient for carry on spacingly to it, prevent that it from rocking appearing, influence the use of its top connecting wire, capacitor body is at the during operation simultaneously, the inside of casing has sufficient space simultaneously through the hole groove of casing bottom and the hole groove on lid top, be convenient for dispel the heat to it, and convenient to use.

Description

Metallized polypropylene film alternating current capacitor with flame-retardant function shell

Technical Field

The utility model relates to a condenser technical field especially relates to a metallization polypropylene film alternating current capacitor with fire-retardant function shell.

Background

The capacitor is formed by two conductors which are close to each other and a layer of non-conductive insulating medium is sandwiched between the two conductors, when voltage is applied between two polar plates of the capacitor, the capacitor can store electric charge, and a mounting shell is generally arranged on the surface of the capacitor when the capacitor is used, so that the capacitor is prevented from burning.

The metallized polypropylene film alternating current capacitor with the flame-retardant function shell is generally characterized in that an installation shell is arranged on the surface of the metallized polypropylene film alternating current capacitor to be used when the metallized polypropylene film alternating current capacitor is used, when a connecting wire of the capacitor is damaged, the installation shell and the capacitor are generally replaced, waste of the capacitor is caused, meanwhile, the metallized polypropylene film alternating current capacitor is not convenient to replace the connecting wire independently, and the practicability is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the existing metallized polypropylene film alternating current capacitor with the flame retardant function shell is generally used by installing an installation shell on the surface when in use, when the connecting wire of the capacitor is damaged, the installation shell and the capacitor are generally replaced, the waste of the capacitor is caused, and meanwhile, the capacitor is not convenient to replace the connecting wire independently, and the metallized polypropylene film alternating current capacitor with the flame retardant function shell has the lower defect of practicability and is provided.

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

the utility model provides a metallization polypropylene film alternating current capacitor with fire-retardant function shell, includes the casing, the internal connection of casing has capacitor body, and capacitor body's top installs the connecting wire, the internally mounted of casing has installation mechanism, and installation mechanism's inside is including first spring, be connected between the inside bottom of first spring and casing, and the top of first spring is connected with places the board, it is connected between the bottom of board and capacitor body to place, one side threaded connection of casing has the bolt, and the bolt passes the casing and rotates and be connected with the limiting plate, the bottom fixedly connected with dead lever of limiting plate, and the dead lever with place between the top of board be sliding connection, the internally mounted of casing has disassembly body.

As a further description of the above technical solution:

the limiting plates are arc-shaped, and the limiting plates are provided with two groups relative to the central axis of the shell.

As a further description of the above technical solution:

the placing plate and the shell form an elastic structure through the first spring, and the limiting plate and the shell form a moving structure through the bolt.

As a further description of the above technical solution:

the inside of disassembly body is including the through-hole, and is connected for the gomphosis between the surface of through-hole and casing, the gomphosis of inner wall one side of casing is connected with the spout, and the inside activity of spout has cup jointed the slider, one side of slider is connected with the lid, and the bottom of lid is connected with the connecting plate, the both sides of connecting plate are connected with the sleeve respectively, and telescopic internal connection has the second spring, one side of second spring is connected with the gag lever post, and is swing joint between the inside of gag lever post and through-hole.

As a further description of the above technical solution:

the lid passes through to constitute sliding construction between slider and the spout, and cup joints for the activity between the top of connecting wire and lid.

As a further description of the above technical solution:

the limiting rod forms an elastic structure through the second spring and the sleeve, and the limiting rod forms a clamping structure through the through hole and the shell.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, under installation mechanism's effect, place capacitor body on placing the board, through rotating the bolt, can make the bolt drive the limiting plate that its is connected and remove, be convenient for remove one side of capacitor body with the limiting plate, be convenient for carry on spacingly to it, prevent that it from rocking appearing, influence the use of its top connecting wire, capacitor body is at the during operation simultaneously, the inside of casing has sufficient space simultaneously through the hole groove of casing bottom and the hole groove on lid top, be convenient for dispel the heat to it, and convenient to use.

2. The utility model discloses in, under the effect of disassembly body, under the effect through the second spring, can extrude the inside of casing with the gag lever post, through the effect of slider with the spout, be convenient for take off the lid, be convenient for change the connecting wire on the capacitor body, avoid changing whole capacitor body, reducible certain loss because of the damage of connecting wire.

Drawings

Fig. 1 is a schematic structural view of a metallized polypropylene film ac capacitor with a flame retardant outer shell according to the present invention;

FIG. 2 is a schematic structural view of the inner part of the middle housing of the present invention;

fig. 3 is a structural schematic diagram of the middle cover body part of the present invention.

Illustration of the drawings:

1. a housing; 2. a capacitor body; 3. a connecting wire; 4. an installation mechanism; 401. a first spring; 402. placing the plate; 403. a bolt; 404. a limiting plate; 405. fixing the rod; 5. a disassembly mechanism; 501. a through hole; 502. a chute; 503. a slider; 504. a cover body; 505. a connecting plate; 506. a sleeve; 507. a second spring; 508. a limiting rod.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, a metallized polypropylene film ac capacitor with a flame retardant housing comprises a housing 1, a capacitor body 2 is connected inside the housing 1, a connecting wire 3 is installed at the top end of the capacitor body 2, an installation mechanism 4 is installed inside the housing 1, the first spring 401 is included inside the installation mechanism 4, the first spring 401 is connected with the bottom end inside the housing 1, the top end of the first spring 401 is connected with a placing plate 402, the placing plate 402 is connected with the bottom end of the capacitor body 2, a bolt 403 is connected with one side of the housing 1 through a thread, the bolt 403 penetrates through the housing 1 to be rotatably connected with a limiting plate 404, a fixing rod 405 is fixedly connected with the bottom end of the limiting plate 404, the fixing rod 405 is in sliding connection with the top end of the placing plate 402, a detaching mechanism 5 is installed inside the housing 1, a hole groove is formed at the bottom end of the housing 1, facilitating heat dissipation of the capacitor body 2.

Further, limiting plate 404 is the arc, and limiting plate 404 is provided with two sets ofly about the axis of casing 1, and limiting plate 404 is convenient for carry on spacingly with capacitor body 2, prevents that it from removing, influences its and the connecting condition of connecting wire 3.

Further, place board 402 and constitute elastic construction through between first spring 401 and the casing 1, limiting plate 404 passes through and constitutes the removal structure between bolt 403 and the casing 1, and first spring 401 is convenient for will place board 402 and capacitor body 2 and move to certain height, avoids contacting between capacitor body 2 and the casing 1, and the inside that remains casing 1 has sufficient space, can discharge the heat that capacitor body 2 during operation produced.

Further, the inside of detaching mechanism 5 is including through-hole 501, and be connected for the gomphosis between through-hole 501 and the surface of casing 1, the gomphosis of inner wall one side of casing 1 is connected with spout 502, and the inside activity of spout 502 has cup jointed slider 503, one side of slider 503 is connected with lid 504, and the bottom of lid 504 is connected with connecting plate 505, the both sides of connecting plate 505 are connected with sleeve 506 respectively, and the internal connection of sleeve 506 has second spring 507, one side of second spring 507 is connected with gag lever post 508, and be swing joint between gag lever post 508 and the inside of through-hole 501, the hole groove has been seted up on the top of lid 504, be convenient for connecting wire 3 can draw forth from the inside of hole groove, also be convenient for dispel the heat through the inside of hole groove to casing 1 simultaneously.

Furthermore, the cover 504 forms a sliding structure through the sliding block 503 and the sliding groove 502, and the connecting wire 3 is movably sleeved with the top end of the cover 504, so that the sliding block 503 and the sliding groove 502 facilitate installation between the cover 504 and the housing 1.

Furthermore, the limiting rod 508 forms an elastic structure through the second spring 507 and the sleeve 506, the limiting rod 508 forms a clamping structure through the through hole 501 and the housing 1, the second spring 507 is convenient for the limiting rod 508 to move, the limiting rod 508 is convenient to extrude into the through hole 501, and the cover 504 is limited.

The working principle is as follows: when the capacitor is used, the capacitor body 2 is firstly placed on the placing plate 402, the bolt 403 can drive the limiting plate 404 connected with the bolt 403 to move by rotating the bolt 403, the limiting plate 404 is convenient to move to one side of the capacitor body 2 and is convenient to limit, the shaking is prevented from occurring, the use of the top end connecting wire 3 is influenced, the placing plate 402 and the capacitor body 2 are convenient to move to a certain height by the first spring 401, the contact between the capacitor body 2 and the shell 1 is avoided, enough space is reserved in the shell 1, the heat generated when the capacitor body 2 works can be discharged, the limiting rod 508 can be extruded into the shell 1 by the action of the second spring 507, the cover body 504 can be conveniently taken down by the action of the sliding block 503 and the sliding groove 502, and the connecting wire 3 on the capacitor body 2 can be conveniently replaced, avoid changing whole capacitor body 2 because of the damage of connecting wire 3, reducible certain loss.

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 metallized polypropylene film alternating current capacitor with fire-retardant function shell, includes casing (1), its characterized in that: the capacitor body (2) is connected in the shell (1), the connecting wire (3) is installed at the top end of the capacitor body (2), the installation mechanism (4) is installed in the shell (1), and the interior of the mounting mechanism (4) comprises a first spring (401), the first spring (401) is connected with the bottom end of the interior of the shell (1), the top end of the first spring (401) is connected with a placing plate (402), the placing plate (402) is connected with the bottom end of the capacitor body (2), one side of the shell (1) is in threaded connection with a bolt (403), and the bolt (403) penetrates through the shell (1) to be rotatably connected with a limiting plate (404), the bottom end of the limiting plate (404) is fixedly connected with a fixed rod (405), and the fixed rod (405) is in sliding connection with the top end of the placing plate (402), and the shell (1) is internally provided with a dismounting mechanism (5).

2. The metallized polypropylene film ac capacitor with a flame retardant functional outer shell as claimed in claim 1, wherein: the limiting plates (404) are arc-shaped, and two groups of limiting plates (404) are arranged on the central axis of the shell (1).

3. The metallized polypropylene film ac capacitor with a flame retardant functional outer shell as claimed in claim 1, wherein: the placing plate (402) and the shell (1) form an elastic structure through a first spring (401), and the limiting plate (404) and the shell (1) form a moving structure through a bolt (403).

4. The metallized polypropylene film ac capacitor with a flame retardant functional outer shell as claimed in claim 1, wherein: the inside of disassembly body (5) is including through-hole (501), and is connected for the gomphosis between the surface of through-hole (501) and casing (1), the inner wall one side gomphosis of casing (1) is connected with spout (502), and the inside activity of spout (502) has cup jointed slider (503), one side of slider (503) is connected with lid (504), and the bottom of lid (504) is connected with connecting plate (505), the both sides of connecting plate (505) are connected with sleeve (506) respectively, and the internal connection of sleeve (506) has second spring (507), one side of second spring (507) is connected with gag lever post (508), and is swing joint between the inside of gag lever post (508) and through-hole (501).

5. The metallized polypropylene film ac capacitor with a flame retardant functional outer shell as claimed in claim 4, wherein: the cover body (504) forms a sliding structure through the sliding block (503) and the sliding groove (502), and the connecting line (3) is movably sleeved with the top end of the cover body (504).

6. The metallized polypropylene film ac capacitor with a flame retardant functional outer shell as claimed in claim 4, wherein: the limiting rod (508) forms an elastic structure with the sleeve (506) through the second spring (507), and the limiting rod (508) forms a clamping structure with the shell (1) through the through hole (501).