CN215069660U

CN215069660U - Ultrahigh voltage thin film capacitor

Info

Publication number: CN215069660U
Application number: CN202121015724.5U
Authority: CN
Inventors: 郭毅
Original assignee: Suqian Huahong Electronics Industry Co ltd
Current assignee: Suqian Huahong Electronics Industry Co ltd
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2021-12-07
Anticipated expiration: 2031-05-12

Abstract

The utility model discloses an ultrahigh voltage film capacitor, which belongs to the technical field of capacitors and comprises a shell, wherein the side wall of the shell is connected with a supporting frame, a plurality of radiating holes are arranged on the side wall of the shell and above the supporting frame, and dustproof components are arranged at the periphery of the radiating holes; the dustproof assembly comprises a first mounting frame, a dustproof net and a second mounting frame, the second mounting frame is arranged above the supporting frame, the dustproof net is connected above the second mounting frame, one end, far away from the second mounting frame, of the dustproof net is connected with the first mounting frame, and a sealing cover is arranged above the shell; the utility model discloses set up first installing frame, dust screen, second installing frame, connecting frame, carriage isotructure, under the mutually supporting of these structures, can realize dirt-proof function, inside impurity such as the dust of avoiding external environment enters into the shell through the louvre, causes the injury to the inside spare part of shell.

Description

Ultrahigh voltage thin film capacitor

Technical Field

The utility model belongs to the technical field of the condenser, concretely relates to superhigh pressure film capacitor.

Background

A capacitor, generally referred to simply as a capacitor, is a capacitor that holds an electric charge, and as the name suggests, a capacitor is a charged capacitor, which is a device that holds an electric charge.

Chinese patent application No. 202021808230.8 discloses an ultra-high voltage film capacitor, the on-line screen storage device comprises a base, the equal fixedly connected with mounting panel in four corners on base surface, the inner chamber swing joint of base has the shell, the bottom fixedly connected with urceolus of base inner chamber, the inner chamber sliding connection of urceolus has the T shape post, the top of T shape post run through to the top of urceolus and with shell fixed connection, the bottom fixedly connected with spring of T shape post. The utility model discloses a bolt is with pedestal mounting in the frame, uses through the cooperation of urceolus, T shape post and spring, when capacitor body takes place to shake for the spring atress shrink, and then plays the cushioning effect to capacitor mechanism, this superhigh pressure film capacitor possesses the effectual advantage of shock attenuation, can alleviate the influence of vibrations to capacitor body, has improved capacitor body's stability, has prolonged capacitor body's life.

The above patent has the following problems: 1. the shell is provided with a plurality of heat dissipation holes, and impurities such as dust in the external environment can easily enter the shell through the heat dissipation holes and further adhere to the capacitor body in the shell, so that the capacitor body is damaged, and the service life of the capacitor body is influenced; 2. the connecting terminals on the capacitor body directly protrude to the periphery of the cover, and easily collide with the connecting terminals during the process of moving or mounting the whole device, so that the connecting terminals are damaged.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides an ultra-high voltage film capacitor, which has the characteristics of dust prevention and protection device parts.

In order to achieve the above object, the utility model provides a following technical scheme: an ultrahigh-voltage thin-film capacitor comprises a shell, wherein a supporting frame is connected to the side wall of the shell, a plurality of heat dissipation holes are formed in the side wall of the shell and above the supporting frame, and dustproof assemblies are arranged on the peripheries of the heat dissipation holes;

the dustproof assembly comprises a first mounting frame, a dustproof net and a second mounting frame, the second mounting frame is arranged above the supporting frame, the dustproof net is connected above the second mounting frame, one end, far away from the second mounting frame, of the dustproof net is connected with the first mounting frame, a sealing cover is arranged above the shell, and connecting terminals are arranged inside the sealing cover.

Preferably, the dustproof assembly further comprises a connecting frame, the outer side wall of the second mounting frame is connected with the connecting frame, and the connecting frame and the supporting frame are connected through bolts.

Preferably, the calibers of the first mounting frame and the second mounting frame are slightly larger than the calibers of the outer shell.

Preferably, the inner side walls of the first mounting frame and the second mounting frame are both connected with sealing gaskets.

Preferably, the inside of closing cap and the periphery that is located connecting terminal are provided with seal assembly, seal assembly includes sealed lid, go-between, an internal thread section of thick bamboo, ring channel and an external screw thread section of thick bamboo, be provided with the ring channel on the closing cap, the internal connection of ring channel has an internal thread section of thick bamboo, the internal thread connection of an internal thread section of thick bamboo has an external screw thread section of thick bamboo, the one end that an internal thread section of thick bamboo was kept away from to an external screw thread section of thick bamboo is connected with the go-between, the peripheral threaded connection of go-between has sealed lid.

Preferably, the inner side wall of the external thread cylinder is connected with a silica gel pad.

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

1. the utility model discloses set up first installing frame, dust screen, second installing frame, connecting frame, carriage isotructure, under the mutually supporting of these structures, can realize dirt-proof function, inside impurity such as the dust of avoiding external environment enters into the shell through the louvre, causes the injury to the inside spare part of shell.

2. The utility model discloses set up sealed lid, go-between, an internal thread section of thick bamboo, ring channel, an external screw thread section of thick bamboo isotructure, under the mutually supporting of these structures, can realize sealed protection's function, when need not use connecting terminal, seal connecting terminal, avoid removing the in-process of transportation or installation, connecting terminal receives the exogenic action and takes place to damage.

Drawings

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

FIG. 2 is a schematic structural view of the dustproof assembly of the present invention;

FIG. 3 is a cross-sectional view of the closure of the present invention;

fig. 4 is an enlarged view of a portion a in fig. 3 according to the present invention.

In the figure: 1. a connection terminal; 2. sealing the cover; 3. a seal assembly; 31. a sealing cover; 32. a connecting ring; 33. an internal threaded barrel; 34. an annular groove; 35. an externally threaded barrel; 4. a dust-proof assembly; 41. a first mounting frame; 42. a dust screen; 43. a second mounting frame; 44. a connecting frame; 5. a support frame; 6. a housing; 7. and (4) heat dissipation holes.

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.

Referring to fig. 1-4, the present invention provides the following technical solutions: an ultrahigh voltage thin film capacitor comprises a shell 6, wherein a supporting frame 5 is connected to the side wall of the shell 6, a plurality of radiating holes 7 are formed in the side wall of the shell 6 and above the supporting frame 5, and a dustproof assembly 4 is arranged on the periphery of each radiating hole 7;

the dustproof assembly 4 comprises a first installation frame 41, a dustproof net 42 and a second installation frame 43, the second installation frame 43 is arranged above the supporting frame 5, the dustproof net 42 is connected above the second installation frame 43, one end, far away from the second installation frame 43, of the dustproof net 42 is connected with the first installation frame 41, the sealing cover 2 is arranged above the shell 6, and the connecting terminal 1 is arranged inside the sealing cover 2.

Specifically, the dustproof assembly 4 further comprises a connecting frame 44, the outer side wall of the second mounting frame 43 is connected with the connecting frame 44, the connecting frame 44 is connected with the support frame 5 through bolts,

through adopting above-mentioned technical scheme, dustproof subassembly 4 is dismantled in the installation of being convenient for.

Specifically, the calibers of the first mounting frame 41 and the second mounting frame 43 are slightly larger than the calibers of the housing 6,

through adopting above-mentioned technical scheme, guarantee can cup joint first installing frame 41 and second installing frame 43 on the lateral wall of shell 6.

Specifically, the inner side walls of the first mounting frame 41 and the second mounting frame 43 are both connected with a sealing gasket,

by adopting the above technical scheme, gaps are prevented from existing between the first mounting frame 41 and the second mounting frame 43 and the housing 6.

Specifically, a sealing component 3 is arranged inside the sealing cover 2 and on the periphery of the connecting terminal 1, the sealing component 3 comprises a sealing cover 31, a connecting ring 32, an internal thread cylinder 33, an annular groove 34 and an external thread cylinder 35, the sealing cover 2 is provided with the annular groove 34, the internal thread cylinder 33 is connected inside the annular groove 34, the external thread cylinder 35 is connected inside the internal thread cylinder 33, one end of the external thread cylinder 35, which is far away from the internal thread cylinder 33, is connected with the connecting ring 32, the peripheral thread of the connecting ring 32 is connected with the sealing cover 31,

through adopting above-mentioned technical scheme, be convenient for when not using connecting terminal 1, protect connecting terminal 1.

Specifically, the inner side wall of the external thread cylinder 35 is connected with a silica gel pad,

through adopting above-mentioned technical scheme, avoid taking place the friction between external thread section of thick bamboo 35 and connecting terminal 1.

The connection structure of the middle connection terminal 1 and the sealing cover 2, the structure of the housing 6 and the working principle of the ultra-high voltage film capacitor are disclosed in the ultra-high voltage film capacitor disclosed in the chinese patent application No. 202021808230.8.

The utility model discloses a theory of operation and use flow: the utility model firstly sleeves the first mounting frame 41 and the second mounting frame 43 on the outer side wall of the shell 6, then fixedly connects the connecting frame 44 and the supporting frame 5 through the bolts, thereby fixing the first mounting frame 41 and the second mounting frame 43 on the periphery of the shell 6, the dust screen 42 can prevent impurities such as dust in the external environment from entering the shell 6 through the heat dissipation holes 7 and causing damage to parts in the shell 6, then the sealing cover 2 is fixed above the shell 6 through the bolts, when the whole device is required to be moved and carried to a use place, the external thread cylinder 35 is firstly rotated to lead the external thread cylinder 35 to rotate and rise in the internal thread cylinder 33, after the external thread cylinder 35 completely wraps the connecting terminal 1, the sealing cover 31 is screwed on the connecting ring 32, under the combined action of the sealing cover 31, the external thread cylinder 35 and the internal thread cylinder 33, the device can be prevented from moving and carrying, the connection terminal 1 is damaged by an external force.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An ultra-high voltage thin film capacitor comprising a housing (6), characterized in that: the side wall of the shell (6) is connected with a supporting frame (5), a plurality of heat dissipation holes (7) are formed in the side wall of the shell (6) and above the supporting frame (5), and dustproof assemblies (4) are arranged on the peripheries of the heat dissipation holes (7);

dustproof component (4) include first installing frame (41), dust screen (42) and second installing frame (43), the top of carriage (5) is provided with second installing frame (43), the top of second installing frame (43) is connected with dust screen (42), the one end that second installing frame (43) were kept away from in dust screen (42) is connected with first installing frame (41), the top of shell (6) is provided with closing cap (2), the inside of closing cap (2) is provided with connecting terminal (1).

2. The ultra high voltage thin film capacitor of claim 1, wherein: the dustproof assembly (4) further comprises a connecting frame (44), the outer side wall of the second mounting frame (43) is connected with the connecting frame (44), and the connecting frame (44) is connected with the supporting frame (5) through bolts.

3. The ultra high voltage thin film capacitor of claim 1, wherein: the calibers of the first mounting frame (41) and the second mounting frame (43) are slightly larger than the calibers of the shell (6).

4. The ultra high voltage thin film capacitor of claim 1, wherein: and sealing gaskets are connected to the inner side walls of the first mounting frame (41) and the second mounting frame (43).

5. The ultra high voltage thin film capacitor of claim 1, wherein: the sealing structure is characterized in that a sealing assembly (3) is arranged in the sealing cover (2) and on the periphery of the connecting terminal (1), the sealing assembly (3) comprises a sealing cover (31), a connecting ring (32), an internal thread cylinder (33), an annular groove (34) and an external thread cylinder (35), the annular groove (34) is formed in the sealing cover (2), the internal thread cylinder (33) is connected to the internal ring groove (34), the internal thread cylinder (33) is connected to the internal thread cylinder (33), the external thread cylinder (35) is connected to the external thread cylinder (35), one end, far away from the internal thread cylinder (33), of the external thread cylinder (35) is connected with the connecting ring (32), and the sealing cover (31) is connected to the peripheral thread of the connecting ring (32).

6. The ultra high voltage thin film capacitor of claim 5, wherein: and a silica gel pad is connected to the inner side wall of the external thread cylinder (35).