CN210443261U

CN210443261U - Filter controller capable of keeping squelch

Info

Publication number: CN210443261U
Application number: CN201921403827.1U
Authority: CN
Inventors: 刘科斌
Original assignee: Fujian Zhiheng Electronic Co Ltd
Current assignee: Fujian Zhiheng Electronic Co Ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-05-01
Anticipated expiration: 2029-08-27

Abstract

The utility model belongs to the technical field of filter controllers, in particular to a filter controller for keeping noise, which comprises a mounting plate and a cover plate, wherein the inner wall of the mounting plate is fixedly connected with first silencing cotton; the utility model discloses, through setting up first amortization cotton, can carry out the first noise reduction to the noise that wave filter and controller during operation produced, the device adopts first amortization cotton, the second amortization cotton, the bloop, silencer and S type pipe, realized producing the noise to the wave filter controller and carried out the silence processing of making an uproar that falls, avoided the too big condition that causes puzzlement and formation noise pollution to people of noise, through setting up the apron, realized the protection to the wave filter controller, avoid damaging, whole device is rational in infrastructure, high durability and convenient use, therefore, the clothes hanger is strong in practicability.

Description

Filter controller capable of keeping squelch

Technical Field

The utility model belongs to the technical field of the wave filter controller, concretely relates to wave filter controller who keeps squelch.

Background

The power filter is a filter circuit consisting of a capacitor, an inductor and a resistor, and can effectively filter a frequency point of a specific frequency in a power line or frequencies except the frequency point to obtain a power signal of the specific frequency or eliminate the power signal of the specific frequency.

The existing filter controller has the defects that the noise is large mostly in the using process, the trouble is caused to people, the noise pollution is formed simultaneously, most parts are exposed in the air, the part is easily damaged due to dust covering, and the service life is not favorably ensured.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a keep filter controller of squelch has and falls the characteristics that make an uproar and protectiveness are strong.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a keep filter controller of squelch, includes mounting panel and apron, the first amortization of mounting panel inner wall fixedly connected with is cotton, the cotton side fixedly connected with silencer of first amortization, the embedded S type pipe that has connect of mounting panel, S type pipe inner wall fixedly connected with second amortization is cotton, a plurality of bloop has been seted up at the back of apron.

Preferably, four first mounting holes are formed in the mounting plate, a second mounting hole is formed in the cover plate, bolts are connected in the first mounting holes and the second mounting holes in a threaded mode, and the mounting plate is connected with the cover plate through the bolts in a threaded mode.

Preferably, a filter, a circuit board, a rectifier and a controller are arranged in the mounting plate, and an adjusting knob is arranged on the front face of the cover plate.

Preferably, the filter is electrically connected with the circuit board through a wire, the circuit board is electrically connected with the rectifier and the controller through a wire, and the controller is electrically connected with the adjusting knob through a wire.

Preferably, the shape of the silencing hole is hexagonal.

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

1. the utility model can carry out primary noise reduction on the noise generated when the filter and the controller work by arranging the first silencing cotton, and can lead the noise to enter the inside of the S-shaped pipe by utilizing the matching of the S-shaped pipe and the second silencing cotton, and realize secondary noise reduction on the noise by circulation and the silencing of the second silencing cotton, by arranging the silencing holes, the noise generated by the filter, the controller and the like can be buffered and reduced, the overlarge noise is avoided, the device adopts the first silencing cotton, the second silencing cotton, the silencing hole, the silencer and the S-shaped pipe, realizes the multiple noise reduction and silencing treatment of the noise generated by the filter controller, avoids the conditions of disturbance and noise pollution caused by overlarge noise to people, through setting up the apron, realized the protection to the wave filter controller, avoided damaging, whole device is rational in infrastructure, convenient to use, the practicality is strong.

2. The utility model discloses, can block the propagation of sound wave through setting up the silencer, allow the air current to pass through, be the effective instrument of control noise, can cooperate the cotton reinforcing noise reduction effect of first amortization, through setting up first mounting hole, second mounting hole and bolt, can realize fixing between apron and the mounting panel, play the guard action to the equipment on the mounting panel, convenient to detach overhauls simultaneously, and the through wires hole is used for wearing to establish the electric wire, is convenient for carry out electric connection with external equipment.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a front view of the mounting plate of the present invention;

FIG. 2 is a schematic view of the structure of the present invention with the S-shaped pipe cut away;

FIG. 3 is a front view of the middle cover plate of the present invention;

FIG. 4 is a schematic structural view of the rear view of the middle cover plate of the present invention;

in the figure: 1. mounting a plate; 2. first noise reduction cotton; 3. a controller; 4. a filter; 5. a circuit board; 6. a rectifier; 7. a wire; 8. a muffler; 9. an S-shaped pipe; 10. a first mounting hole; 11. second silencing cotton; 12. a cover plate; 13. a bolt; 14. a silencing hole; 15. a second mounting hole; 16. threading holes; 17. and adjusting a knob.

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.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: a filter 4 controller 3 keeping noise is provided, which comprises a mounting plate 1 and a cover plate 12, wherein the inner wall of the mounting plate 1 is fixedly connected with a first silencing cotton 2, the first silencing cotton 2 can carry out primary noise reduction on noise generated when the filter 4 and the controller 3 work, the side surface of the first silencing cotton 2 is fixedly connected with a silencer 8, the silencer 8 can block the transmission of sound waves and allow air flow to pass through, the silencer is an effective tool for controlling noise and can be matched with the first silencing cotton 2 to enhance the noise reduction effect, an S-shaped pipe 9 is embedded in the mounting plate 1, the inner wall of the S-shaped pipe 9 is fixedly connected with a second silencing cotton 11, the noise can enter the S-shaped pipe 9 by utilizing the matching of the S-shaped pipe 9 and the second silencing cotton 11, secondary noise reduction on the noise is realized by circulation and the second silencing cotton 11, the back surface of the cover plate 12 is provided with a plurality of silencing holes, through setting up the noise elimination hole 14, can cushion the noise that produces such as wave filter 4 and controller 3 and fall and make an uproar, it is too big to avoid the noise, the device adopts first amortization cotton 2, second amortization cotton 11, the noise elimination hole 14, silencer 8 and S type pipe 9, it carries out the multiple silence processing of making an uproar to have realized producing the noise to wave filter 4 controller 3, avoided the too big condition that causes puzzlement and formation noise pollution to people of noise, through setting up apron 12, the protection to wave filter 4 controller 3 has been realized, avoid damaging, whole device is rational in infrastructure, high durability and convenient use, therefore, the clothes hanger is strong in practicability.

Specifically, four first mounting holes 10 have been seted up on mounting panel 1, second mounting hole 15 has been seted up on apron 12,

first mounting hole

10 and 15 female connection in the second mounting hole have bolt 13, mounting panel 1 and apron 12 pass through bolt 13 threaded connection, through setting up first mounting hole 10, second mounting hole 15 and bolt 13, can realize fixed between apron 12 and the mounting panel 1, play the guard action to the equipment on the mounting panel 1, convenient to detach overhauls simultaneously.

Specifically, a filter 4, a circuit board 5, a rectifier 6 and a controller 3 are arranged in the mounting plate 1, and an adjusting knob 17 is arranged on the front surface of the cover plate 12.

Specifically, the filter 4 is electrically connected with the circuit board 5 through a wire 7, the circuit board 5 is electrically connected with the rectifier 6 and the controller 3 through the wire 7, and the controller 3 is electrically connected with the adjusting knob 17 through the wire 7.

Specifically, the shape of the muffling hole 14 is hexagonal, the front surface of the cover plate 12 is provided with a threading hole 16, and the threading hole 16 is used for threading an electric wire, so that the electric wire is conveniently electrically connected with external equipment.

The utility model discloses a theory of operation and use flow: the utility model discloses, in using, make the noise that 3 during operations of wave filter 4 controllers produced, earlier make an uproar falls through silencer 8 and first amortization cotton 2, then the noise gets into S type pipe 9, the design of returning the shape through S type pipe 9, cooperation second amortization is cotton 11, it makes an uproar to fall the noise for the secondary, 14 cooperations of bloops on the apron 12 simultaneously fall and make an uproar, the reinforcing noise reduction effect, avoid the noise too big to cause the puzzlement for people, apron 12 can protect the equipment in the mounting panel 1, when needs are overhauld, rotation bolt 13, make bolt 13 and first mounting hole 10 and the 15 separations of second mounting hole, take off apron 12, the realization is to opening of mounting panel 1, overhaul to wave filter 4 controllers 3 etc. can.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A squelch-preserving filter controller comprising a mounting plate (1) and a cover plate (12), characterized in that: the improved silencer is characterized in that a first silencing cotton (2) is fixedly connected to the inner wall of the mounting plate (1), a silencer (8) is fixedly connected to the side face of the first silencing cotton (2), an S-shaped pipe (9) is embedded in the mounting plate (1), a second silencing cotton (11) is fixedly connected to the inner wall of the S-shaped pipe (9), and a plurality of silencing holes (14) are formed in the back face of the cover plate (12).

2. A squelch preserving filter controller as claimed in claim 1 wherein: four first mounting holes (10) have been seted up on mounting panel (1), second mounting hole (15) have been seted up on apron (12), first mounting hole (10) and second mounting hole (15) female connection have bolt (13), mounting panel (1) and apron (12) are through bolt (13) threaded connection.

3. A squelch preserving filter controller as claimed in claim 1 wherein: the novel LED lamp is characterized in that a filter (4), a circuit board (5), a rectifier (6) and a controller (3) are arranged in the mounting plate (1), and an adjusting knob (17) is arranged on the front face of the cover plate (12).

4. A squelch preserving filter controller as claimed in claim 3 wherein: the filter (4) is electrically connected with the circuit board (5) through a lead (7), the circuit board (5) is electrically connected with the rectifier (6) and the controller (3) through the lead (7), and the controller (3) is electrically connected with the adjusting knob (17) through the lead (7).

5. A squelch preserving filter controller as claimed in claim 1 wherein: the silencing holes (14) are hexagonal.