CN106532214A - Silencing device of active power divider - Google Patents

Silencing device of active power divider Download PDF

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Publication number
CN106532214A
CN106532214A CN201611188413.2A CN201611188413A CN106532214A CN 106532214 A CN106532214 A CN 106532214A CN 201611188413 A CN201611188413 A CN 201611188413A CN 106532214 A CN106532214 A CN 106532214A
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CN
China
Prior art keywords
shell
silencing
lower house
hole
upper shell
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201611188413.2A
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Chinese (zh)
Inventor
汤海云
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Danyang Teruilai Electronics Co Ltd
Original Assignee
Danyang Teruilai Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Danyang Teruilai Electronics Co Ltd filed Critical Danyang Teruilai Electronics Co Ltd
Priority to CN201611188413.2A priority Critical patent/CN106532214A/en
Publication of CN106532214A publication Critical patent/CN106532214A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01PWAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00Coupling devices of the waveguide type
    • H01P5/12Coupling devices having more than two ports
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00Casings, cabinets or drawers for electric apparatus
    • H05K5/02Details
    • H05K5/0217Mechanical details of casings

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Building Environments (AREA)

Abstract

The invention discloses a silencing device of an active power divider. The silencing device comprises a shell and the active power divider, wherein a cavity structure is arranged in the shell, the active power divider is clamped in a cavity of the shell, no gap is formed between the active power divider and an inner wall of the shell, the shell is divided into an upper shell and a lower shell, the upper shell and the lower shell are both fabricated by employing an injection molding process, the shell is provided with an integrated structure and is good in sealing effect and excellent in sound isolation effect, a silencing net is arranged on an inner surface of the shell and is formed by uniformly arranging a plurality of mesh-shaped small holes, the silencing net develops a silencing effect on the inner wall of the shell, mineral wool is fully laid on the inner wall of the shell, is made by employing a high-speed centrifugation method, is a cotton silk-shaped inorganic fiber and has the characteristics of light weight, small heat conduction coefficient, no combustion, moth prevention, low cost, corrosion resistance, good chemical stability, good sound absorption performance and the like, the silencing net and the mineral wool are used for simultaneously performing sound absorption in the silencing device, so that a better silencing effect can be developed.

Description

A kind of silencing means of activated distributor
Technical field
The present invention relates to power splitter technical field, specially a kind of silencing means of activated distributor.
Background technology
Active amplifirer can provide different output voltages because of which, and can be external multiple by an input port Output port, can allow signal transfer to be all the way multiple signals, so widely used by resident, but work inside active amplifirer Make part and can produce a certain amount of noise, the use of consumer can be impacted, be caused for a long time, household internal it is active The use of amplifirer is not common.
The content of the invention
It is an object of the invention to provide a kind of silencing means of activated distributor, housing possesses good sealing, shell Silencing means is improved in portion in vivo, is reduced noise, is improved use environment, to solve the problems, such as to be previously mentioned in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme:A kind of silencing means of activated distributor, including it is outer Shell and activated distributor, enclosure is cavity structure, and activated distributor is uniformly fastened on the cavity inside of shell, the one of shell Individual end face is provided with input through hole, and the other end of shell is provided with two equivalently-sized output through holes;The input through hole With output through hole respectively positioned at the opposition end face of shell, and through hole and output through hole are input in same horizontal line, in input Through hole is provided with sealing ring with the junction of shell and the junction of output through hole and shell;The input of the activated distributor Shell, the input port and output end of activated distributor are stretched out with output through hole by being input into through hole respectively with output port in port Mouth is connected with body seal by sealing ring respectively;
The shell is divided into upper and lower two parts, respectively upper shell and lower house, and the two ends of upper shell are evenly arranged with multiple Convex shape draw-in groove, the two ends of lower house are evenly arranged with multiple grooves;The draw-in groove on the upper shell surface and lower shell surface Groove is in same axis, and upper shell is tightly fastened on the surface of lower house, and upper shell and lower house possess identical wall Thickness, and the inner surface in upper shell and lower house is provided with silencing net;The inner surface of the silencing net is brought into close contact shell Inwall, the outer surface of silencing net are also uniformly equipped with slag wool, and slag wool is also paved with the inwall of shell.
Preferably, the slag wool is made using supercentrifugal process, and slag wool material is inorfil.
Preferably, the silencing net is network structure, and silencing net constituted by multiple netted apertures are evenly distributed, and each is netted The size of aperture is 0.3cm to 0.5cm.
Preferably, the draw-in groove size at the upper shell two ends is mutually complementary with the groove size at lower house two ends, upper shell with Lower house is fastened in groove by draw-in groove and is mutually permanently connected.
Preferably, the upper shell and lower house are made using injection molding process.
Preferably, uniformly connect between the activated distributor and the inwall of shell, and do not produce gap.
Compared with prior art, beneficial effects of the present invention are as follows:
1st, the silencing means of activated distributor of the invention, including shell and activated distributor, enclosure is cavity structure, is had Source power splitter is uniformly fastened between the inwall of the cavity inside of shell, activated distributor and shell and uniformly connects, and does not produce Gap, it is ensured that sound absorption is carried out in being operated in the environment more closed, shell are divided into upper and lower two parts, and respectively upper shell is with Housing, upper shell and lower house are made using injection molding process, and upper shell and lower house have integral structure, closing effect Really good, soundproof effect is good, is provided with silencing net in the inner surface of upper shell and lower house, and silencing net is network structure, noise reduction Net is constituted by multiple netted apertures are evenly distributed, and the size of each netted aperture is 0.3cm to 0.5cm, and silencing net is from inside the shell Wall plays erasure effect, and slag wool is paved with outer casing inner wall, and slag wool is made using supercentrifugal process, nothing of the slag wool for staple shape Machine fiber, with light weight, thermal conductivity factor is little, do not burn, mothproof, inexpensive, corrosion-resistant, chemical stability is good, sound absorbing capabilities are good etc. Feature, silencing net internally carry out sound absorption work simultaneously with slag wool such that it is able to preferably play the effect of noise reduction.
Description of the drawings
Fig. 1 is overall structure diagram of the present invention;
Fig. 2 is upper shell structural representation of the present invention;
Fig. 3 is lower house internal structure schematic diagram of the present invention;
Fig. 4 is this Practical casing structural representation.
In figure:1 shell, 11 upper shells, 12 lower houses, 2 activated distributors, 3 input through holes, 4 output through holes, 5 sealing rings, 6th, silencing net, 7 slag wools.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.
Fig. 1-4, a kind of silencing means of activated distributor, including shell 1 and activated distributor 2 are referred to, inside shell 1 For cavity structure, activated distributor 2 is uniformly fastened between the inwall of the cavity inside of shell 1, activated distributor 2 and shell 1 It is uniform to connect, and do not produce gap, it is ensured that internal enclosed environment, is that noise reduction work is laid a solid foundation, an end face of shell 1 Input through hole 3 is provided with, the other end of shell 1 is provided with two equivalently-sized output through holes 4, input through hole 3 and output Through hole 4 is respectively positioned at the opposition end face of shell 1, and input through hole 3 and output through hole 4 lead in input in same horizontal line Hole 3 is provided with sealing ring 5, the input of activated distributor 2 with the junction of shell 1 and the junction of output through hole 4 and shell 1 Shell 1 is stretched out with output through hole 4 by being input into through hole 3 respectively with output port in port, does not affect 2 external interface of activated distributor Normal work, the input port and output port of activated distributor 2 are tightly connected with shell 1 by sealing ring 5 respectively, it is ensured that Internal environment is sealed, and improves erasure effect;
1 point of shell is upper and lower two parts, respectively upper shell 11 and lower house 12, and upper shell 11 and lower house 12 are using note Molded technique is made, and upper shell 11 and lower house 12 have integral structure, and sealing effect is good, and soundproof effect is good, upper shell 11 two ends are evenly arranged with multiple convex shape draw-in grooves, and the two ends of lower house 12 are evenly arranged with multiple grooves, 11 table of upper shell The draw-in groove in face is in same axis, 12 liang of draw-in groove size and the lower house at 11 two ends of upper shell with the groove on 12 surface of lower house The groove size at end is mutually complementary, and upper shell 11 is fastened in groove by draw-in groove with lower house 12 and is mutually permanently connected, upper casing Body 11 is tightly fastened on the surface of lower house 12, and upper shell 11 and lower house 12 possess identical wall thickness, and in upper shell 11 Silencing net 6 is provided with the inner surface of lower house 12, silencing net 6 is network structure, silencing net 6 is uniform by multiple netted apertures Rearrange, the size of each netted aperture is 0.3cm to 0.5cm, and silencing net 6 is from 1 inwall of shell performance erasure effect, noise reduction The inner surface of net 6 is brought into close contact the inwall of shell 1, and the outer surface of silencing net 6 is also uniformly equipped with slag wool 7, and slag wool 7 is also 1 inwall of shell is paved with, slag wool 7 is made using supercentrifugal process, 7 material of slag wool is inorfil, with light weight, heat conduction system Number is little, do not burn, the features such as mothproof, inexpensive, corrosion-resistant, chemical stability is good, sound absorbing capabilities are good such that it is able to play noise reduction Effect.
In sum:The silencing means of this activated distributor, including shell 1 and activated distributor 2, are empty inside shell 1 Cavity configuration, activated distributor 2 are uniformly fastened between the inwall of the cavity inside of shell 1, activated distributor 2 and shell 1 uniformly Connection, and do not produce gap, it is ensured that sound absorption is carried out in being operated in the environment more closed, and 1 point of shell is upper and lower two parts, point Not Wei upper shell 11 and lower house 12, upper shell 11 and lower house 12 made using injection molding process, upper shell 11 and under Housing 12 has integral structure, and sealing effect is good, and soundproof effect is good, is respectively provided with the inner surface of upper shell 11 and lower house 12 There is a silencing net 6, silencing net 6 is network structure, silencing net 6 is constituted by multiple netted apertures are evenly distributed, each netted aperture Size is 0.3cm to 0.5cm, and silencing net 6 plays erasure effect from 1 inwall of shell, and slag wool 7 is paved with 1 inwall of shell, slag wool 7 are made using supercentrifugal process, inorfil of the slag wool 7 for staple shape, and with light weight, thermal conductivity factor is little, do not burn, prevent Moth, the features such as inexpensive, corrosion-resistant, chemical stability is good, sound absorbing capabilities are good, silencing net 6 is with slag wool 7 while internally being inhaled Sound works such that it is able to preferably play the effect of noise reduction.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with Understanding can carry out various changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention And modification, the scope of the present invention be defined by the appended.

Claims (6)

1. a kind of silencing means of activated distributor, including shell(1)And activated distributor(2), it is characterised in that:The shell (1)Internal is cavity structure, activated distributor(2)Shell is fastened on uniformly(1)Cavity inside, shell(1)An end face It is provided with input through hole(3), shell(1)Other end be provided with two equivalently-sized output through holes(4);The input is logical Hole(3)With output through hole(4)Shell is located at respectively(1)Opposition end face, and be input into through hole(3)With output through hole(4)In same On one horizontal line, in input through hole(3)With shell(1)Junction and output through hole(4)With shell(1)Junction be respectively provided with There is sealing ring(5);The activated distributor(2)Input port and output port respectively by being input into through hole(3)It is logical with output Hole(4)Stretch out shell(1), activated distributor(2)Input port and output port respectively pass through sealing ring(5)With shell(1) It is tightly connected;
The shell(1)It is divided into upper and lower two parts, respectively upper shell(11)And lower house(12), upper shell(11)Two ends It is evenly arranged with multiple convex shape draw-in grooves, lower house(12)Two ends be evenly arranged with multiple grooves;The upper shell(11)Table The draw-in groove and lower house in face(12)The groove on surface is in same axis, upper shell(11)Lower house is fastened on tightly(12)'s Surface, upper shell(11)And lower house(12)Possess identical wall thickness, and in upper shell(11)And lower house(12)Interior table Face is provided with silencing net(6);The silencing net(6)Inner surface be brought into close contact shell(1)Inwall, silencing net(6)It is outer Surface is also uniformly equipped with slag wool(7), and slag wool(7)Shell is paved with also(1)Inwall.
2. the silencing means of a kind of activated distributor according to claim 1, it is characterised in that:The slag wool(7)Adopt Made with supercentrifugal process, slag wool(7)Material is inorfil.
3. the silencing means of a kind of activated distributor according to claim 1, it is characterised in that:The silencing net(6)For Network structure, silencing net(6)Constituted by multiple netted apertures are evenly distributed, the size of each netted aperture be 0.3cm extremely 0.5cm。
4. the silencing means of a kind of activated distributor according to claim 1, it is characterised in that:The upper shell(11)Two The draw-in groove size at end and lower house(12)The groove size at two ends is mutually complementary, upper shell(11)With lower house(12)By draw-in groove card Conjunction is mutually permanently connected in groove.
5. the silencing means of a kind of activated distributor according to claim 1, it is characterised in that:The upper shell(11)With Lower house(12)Made using injection molding process.
6. the silencing means of a kind of activated distributor according to claim 1, it is characterised in that:The activated distributor (2)With shell(1)Inwall between uniformly connect, and do not produce gap.
CN201611188413.2A 2016-12-21 2016-12-21 Silencing device of active power divider Pending CN106532214A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611188413.2A CN106532214A (en) 2016-12-21 2016-12-21 Silencing device of active power divider

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611188413.2A CN106532214A (en) 2016-12-21 2016-12-21 Silencing device of active power divider

Publications (1)

Publication Number Publication Date
CN106532214A true CN106532214A (en) 2017-03-22

Family

ID=58341261

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611188413.2A Pending CN106532214A (en) 2016-12-21 2016-12-21 Silencing device of active power divider

Country Status (1)

Country Link
CN (1) CN106532214A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021253752A1 (en) * 2020-06-19 2021-12-23 深圳市大疆创新科技有限公司 Controller and movable platform
WO2023019923A1 (en) * 2021-08-16 2023-02-23 南京华脉科技股份有限公司 Combined power divider convenient to overhaul

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1439539A1 (en) * 1986-02-04 1988-11-23 Предприятие П/Я А-1701 Apparatus for stabilizing the operating duty of swirl-type power divider with noise silencer
CN101285411A (en) * 2008-05-16 2008-10-15 许坚强 Silencing device
CN201717350U (en) * 2010-06-24 2011-01-19 广东盛路通信科技股份有限公司 Broadband cavity power divider
CN202004136U (en) * 2011-03-17 2011-10-05 东莞市鑫宇五金制品有限公司 Novel power divider structure
CN202906649U (en) * 2012-10-19 2013-04-24 鲍方 Motor shell with silencing cotton
CN203367457U (en) * 2013-06-25 2013-12-25 罗森伯格(上海)通信技术有限公司 Outdoor power divider
CN105533986A (en) * 2016-01-26 2016-05-04 王泽玲 Bone conduction hair clasp

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1439539A1 (en) * 1986-02-04 1988-11-23 Предприятие П/Я А-1701 Apparatus for stabilizing the operating duty of swirl-type power divider with noise silencer
CN101285411A (en) * 2008-05-16 2008-10-15 许坚强 Silencing device
CN201717350U (en) * 2010-06-24 2011-01-19 广东盛路通信科技股份有限公司 Broadband cavity power divider
CN202004136U (en) * 2011-03-17 2011-10-05 东莞市鑫宇五金制品有限公司 Novel power divider structure
CN202906649U (en) * 2012-10-19 2013-04-24 鲍方 Motor shell with silencing cotton
CN203367457U (en) * 2013-06-25 2013-12-25 罗森伯格(上海)通信技术有限公司 Outdoor power divider
CN105533986A (en) * 2016-01-26 2016-05-04 王泽玲 Bone conduction hair clasp

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021253752A1 (en) * 2020-06-19 2021-12-23 深圳市大疆创新科技有限公司 Controller and movable platform
CN114600565A (en) * 2020-06-19 2022-06-07 深圳市大疆创新科技有限公司 Controller and movable platform
CN114600565B (en) * 2020-06-19 2024-04-05 深圳市大疆创新科技有限公司 Controller and movable platform
WO2023019923A1 (en) * 2021-08-16 2023-02-23 南京华脉科技股份有限公司 Combined power divider convenient to overhaul

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Application publication date: 20170322

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