CN109980953A - A kind of sound equipment power source special adapter - Google Patents
A kind of sound equipment power source special adapter Download PDFInfo
- Publication number
- CN109980953A CN109980953A CN201910296718.2A CN201910296718A CN109980953A CN 109980953 A CN109980953 A CN 109980953A CN 201910296718 A CN201910296718 A CN 201910296718A CN 109980953 A CN109980953 A CN 109980953A
- Authority
- CN
- China
- Prior art keywords
- ground wire
- connect
- sound equipment
- power source
- rubber sleeve
- 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
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
Abstract
The invention discloses a kind of sound equipment power source special adapters; including two connect covers; it is detachably connected between two connect covers; the side of two connect covers is equipped with protective device, and transformer is equipped in two connect covers, and the side of the transformer is equipped with capacitor; the side of the transformer is connected with zero curve and firewire; the other side of the transformer is connected with power supply line, and the side of the capacitor is connected with the first ground wire, and the other side of the capacitor is connected with the second ground wire.The invention can avoid earth-return circuit of the wireless microphone to power supply can only be by other equipment in sound system come the problem of forming electric power loop, reduce the capacitive reactance of earth-return circuit, therefore when power supply is converted into audio-frequency information, the frequency response characteristic for avoiding stereo set is impacted, and the possibility that energy effective noise reduction function occurs improves audition and enjoys, has superior protection performance, maintenance easy to disassemble helps to prolong the service life.
Description
Technical field
The present invention relates to power supply adaptor technical field more particularly to a kind of sound equipment power source special adapters.
Background technique
Power supply adaptor is the power supply conversion equipment of small portable electronic device and electronic apparatus, generally by outer
The components compositions such as shell, transformer, inductance, capacitor, control IC, pcb board, its working principle are converted to direct current by exchange input
Output；Direct Plug-In and Table top type can be divided by connection type.It is matched in security protection camera extensively, set-top box, router, lamp bar,
Massage device, sound equipment wireless microphone, in the equipment such as song-order machine.
International security appliance classification standard:
0 class: this electric appliances only requires that live part is isolated with shell, without grounding requirement.This electric appliances is mainly used for people
The place that does not reach, such as the rectifier of fluorescent lamp；
01 class: this electric appliances has industrial insulation, has ground termination points that can be grounded or earth-free use, in dry environment (wood
The interior of quality plate) it uses, can be earth-free, it otherwise should give ground connection, such as electric iron；
1 class: having operational insulation, has ground termination points and ground line, it is specified that zero must be grounded or be connect.Ground line must use outer
Table is the double-colored copper conductor of yellow green, and contact resistance answers little 0.1 ohm, such as refrigerator；
2 classes: this electric appliances is using double insulation or reinforces insulation, without grounding requirement.Have outside operational insulation, still there is independence
Protection insulation or the isolation of effective electric appliance.The safe coefficient of this electric appliances is high, can be used for the utensil being in contact with human skin,
Such as electric blanket；
3 classes: the various electric appliances of safe voltage (50 volts or less), such as shaver, electric blanket electric appliance are used.Cannot be safe
In the environment that ground connection is not dried again, it is necessary to use the product of safe voltage type.
Belong to two class power supplys according to national regulations low-power power adapter, does not need to connect safety line, but sound
Ring class product causes wireless microphone can only to the earth-return circuit of power supply the particular/special requirement of sound if not increasing safety line
Electric power loop is formed by other equipment in sound system, considerably increases the capacitive reactance of earth-return circuit, therefore turn in power supply
When changing audio-frequency information into, the frequency response characteristic of stereo set is leveraged, good audiovisual cannot be provided for user and enjoyed
By for this purpose, we have proposed a kind of sound equipment power source special adapters to solve the above problems.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of sound equipment power source special proposed is suitable
Orchestration.
To achieve the goals above, present invention employs following technical solutions:
A kind of sound equipment power source special adapter, including two connect covers are detachably connected between two connect covers, two companies
The side for connecing cover is equipped with protective device, and transformer is equipped in two connect covers, and the side of the transformer is equipped with capacitor,
The side of the transformer is connected with zero curve and firewire, and the other side of the transformer is connected with power supply line, the capacitor
Side is connected with the first ground wire, and the other side of the capacitor is connected with the second ground wire, on the zero curve, firewire and the first ground wire
It is arranged with the first rubber sleeve jointly, the zero curve, firewire, the first ground wire and the first rubber sleeve are connected with three plugs, institute jointly
It states and is arranged with the second rubber sleeve on power supply line and the second ground wire jointly, the one of the power supply line, the second ground wire and the second rubber sleeve
End is connected with output DC connector jointly.
Preferably, multiple through-holes are equidistantly equipped in two connect covers, two through-holes of the same side are one group, same group
Two through-holes in jointly through screw rod is equipped with, the equal screw thread in the both ends of the screw rod is socketed with nut, one end point of two nuts
It Di Chu not be in the side of two connect covers.
Preferably, the protective device includes multiple the first connections being equidistantly fixed in connect cover on one week side wall
Block, one end of multiple first link blocks are respectively and fixedly provided with spring, and one end of multiple springs is respectively and fixedly provided with the second link block, and multiple second
One end of link block is fixed with protective cover jointly, and connect cover is located in protective cover.
Preferably, three plugs, zero curve, firewire, the first ground wire and the first rubber sleeve are integrally formed, the output DC
Connector, power supply line, the second ground wire and the second rubber sleeve are integrally formed.
Preferably, the connect cover and protective cover are all made of PC material and are made.
Preferably, fixing sleeve is equipped with inserted block, the inserted block and two companies on first rubber sleeve and the second rubber sleeve
It is corresponding to connect cover.
Preferably, first ground wire and the second ground wire are the double-colored copper conductor of yellow green.
Preferably, the contact resistance of first ground wire and the second ground wire is no more than 0.1 ohm.
Compared with prior art, the beneficial effects of the present invention are:
1, by the cooperation of three plugs, the first ground wire, the second ground wire and capacitor, stablize so as to make to export DC connector
Output, solves the problems, such as that electric power loop can only be formed by other equipment in sound system, has reached promotion user
The purpose that audition is enjoyed, can be effectively grounded, reduce the capacitive reactance of earth-return circuit, promote the frequency response characteristic of stereo set,
And can be effectively reduced noise appearance possibility, can guarantee sound equipment using safe；
2, by the cooperation of connect cover, screw rod, protective cover and spring, to facilitate carry out installing and dismounting, it is convenient for work people
Member is overhauled, and guarantees the safety used, and can effectively be protected, and extraneous collision and impact can be effectively relieved, prolong
Long life；
It can only be by other in sound system in conclusion the invention can avoid earth-return circuit of the wireless microphone to power supply
Equipment the problem of forming electric power loop, reduces the capacitive reactance of earth-return circuit, therefore when power supply is converted into audio-frequency information, avoids
The frequency response characteristic of stereo set is impacted, and can the possibility that occurs of effective noise reduction function, improve audition and enjoy, have
Superior protection performance, maintenance easy to disassemble help to prolong the service life.
Detailed description of the invention
Fig. 1 is a kind of first rubber sleeve schematic diagram of internal structure of sound equipment power source special adapter proposed by the present invention；
Fig. 2 is a kind of front view of sound equipment power source special adapter proposed by the present invention；
Fig. 3 is a kind of second rubber sleeve schematic diagram of internal structure of sound equipment power source special adapter proposed by the present invention；
Fig. 4 is a kind of attachment structure schematic diagram of sound equipment power source special adapter proposed by the present invention；
Fig. 5 is a kind of protective cover schematic diagram of internal structure of sound equipment power source special adapter proposed by the present invention；
Fig. 6 is enlarged drawing at a kind of A of sound equipment power source special adapter proposed by the present invention.
In figure: 1 zero curve, 2 first ground wires, 3 firewires, 4 first rubber sleeves, 5 three plugs, 6 protective covers, 7 connect covers, 8 spiral shells
Bar, 9 nuts, 10 second rubber sleeves, 11 output DC connectors, 12 second ground wires, 13 power supply lines, 14 capacitors, 15 transformers, 16 the
One link block, 17 springs, 18 second link blocks, 19 inserted blocks.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-6, a kind of sound equipment power source special adapter, including two connect covers 7 are removable between two connect covers 7
Connection is unloaded, facilitates staff to carry out installing and dismounting, and then be convenient for overhauling, the side of two connect covers 7 is equipped with protection
Device can be protected effectively, to avoid extraneous collision and impact, and then the component inside energy effective protection, facilitate
Prolong the service life；
Transformer 15 is installed in two connect covers 7, is convenient for voltage conversion, so that sound equipment is facilitated to use, transformer
15 side is equipped with capacitor 14, helps to reduce noise, to promote the sound quality of sound equipment, improves audition and enjoys, transformer 15
Side be connected with zero curve 1 and firewire 3, the other side of transformer 15 is connected with power supply line 13, facilitate energization, the one of capacitor 14
Side is connected with the first ground wire 2, and the other side of capacitor 14 is connected with the second ground wire 12, can effectively promote the safety used, and
And it is avoided that wireless microphone can only form electric power loop by other equipment in sound system to the earth-return circuit of power supply
Problem reduces the capacitive reactance of earth-return circuit, therefore when power supply is converted into audio-frequency information, avoids the frequency response of stereo set
Characteristic is impacted, and the possibility that energy effective noise reduction function occurs, and improves audition and enjoys；
It is arranged with the first rubber sleeve 4 jointly on zero curve 1, firewire 3 and the first ground wire 2, can effectively insulate, promote the peace used
Quan Xing, zero curve 1, firewire 3, the first ground wire 2 and the first rubber sleeve 4 are connected with three plugs 5 jointly, and convenient and three connectors connect
It connects, is arranged with the second rubber sleeve 10 jointly convenient for being powered, on power supply line 13 and the second ground wire 12, improve insulating properties, power supply line 13,
One end of second ground wire 12 and the second rubber sleeve 10 is connected with output DC connector 11 jointly, the power supply output after facilitating conversion, into
And convenient for sound equipment carry out using；
Three plugs 5, zero curve 1, firewire 3, the first ground wire 2 and the first rubber sleeve 4 are integrally formed, output DC connector 11, electricity
Source line 13, the second ground wire 12 and the second rubber sleeve 10 are integrally formed, convenient for connecting, on the first rubber sleeve 4 and the second rubber sleeve 10
Equal fixing sleeve is equipped with inserted block 19, and inserted block 19 and two connect covers 7 are corresponding, facilitates two connect covers 7 and inserted block 19 to connect, can have
Effect is fixed, and helps to protect the first rubber sleeve 4 and the second rubber sleeve 10, avoids slight crack occur because of use for a long time；
First ground wire 2 and the second ground wire 12 are the double-colored copper conductor of yellow green, the first ground wire 2 and the second ground wire 12
Consumption is effectively reduced no more than 0.1 ohm in contact resistance, improves electricity usage efficiency.
In the present invention, multiple through-holes are equidistantly equipped in two connect covers 7, two through-holes of the same side are one group, together
Jointly through screw rod 8 is equipped in one group of two through-holes, the equal screw thread in the both ends of screw rod 8 is socketed with nut 9, and the one of two nuts 9
End is contradicted respectively in the side of two connect covers 7, can effectively be squeezed by nut 9, to conveniently be attached fixation, just
In being dismounted, staff is facilitated to overhaul, guarantees the safety used.
In the present invention, protective device includes multiple the first link blocks being equidistantly fixed in connect cover 7 on one week side wall
16, one end of multiple first link blocks 16 is respectively and fixedly provided with spring 17, and one end of multiple springs 17 is respectively and fixedly provided with the second link block 18,
One end of multiple second link blocks 18 is fixed with protective cover 6 jointly, and connect cover 7 is located in protective cover 6, connect cover 7 and protection
Cover 6 is all made of PC material and is made, and when protective cover 6 is by external impacts and collision, spring 17 can be squeezed, consequently facilitating spring 17 is received
Contracting, and then help to protect connect cover 7, help to prolong the service life.
In the present invention, in use, can be attached with zero curve 1, the first ground wire 2 and firewire 3 by three plugs 5, and
Can guarantee the safety that use by the first rubber sleeve 4, thus it is convenient by transformer 15 and capacitor 14 and power supply line 13 and
Second ground wire 12 is attached, and power supply line 13 and the second ground wire 12 are connect with output DC connector 11, consequently facilitating providing to sound equipment
Electric energy, the second rubber sleeve 10 can guarantee the safety used, and screw rod 8 and nut 9 cooperate, and facilitate two connect covers of connection and disassembly
7, capacitor 14 and transformer 15 are respectively positioned between two connect covers 7, and so as to effectively be protected, it is existing to avoid the occurrence of electric leakage
As, and pass through the cooperation of spring 17 and protective cover 6, extraneous collision and impact can be effectively relieved, help to protect connect cover 7
Damage is protected it from, is prolonged the service life.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of sound equipment power source special adapter, including two connect covers (7), it is characterised in that: can between two connect covers (7)
Dismantling connection, the side of two connect covers (7) are equipped with protective device, are equipped with transformer (15), institute in two connect covers (7)
The side for stating transformer (15) is equipped with capacitor (14), and the side of the transformer (15) is connected with zero curve (1) and firewire (3),
The other side of the transformer (15) is connected with power supply line (13), and the side of the capacitor (14) is connected with the first ground wire (2),
The other side of the capacitor (14) is connected with the second ground wire (12), on the zero curve (1), firewire (3) and the first ground wire (2) altogether
With being arranged with the first rubber sleeve (4), the zero curve (1), firewire (3), the first ground wire (2) and the first rubber sleeve (4) connect jointly
There are three plugs (5), is arranged with the second rubber sleeve (10), the power supply jointly on the power supply line (13) and the second ground wire (12)
One end of line (13), the second ground wire (12) and the second rubber sleeve (10) is connected with output DC connector (11) jointly.
2. a kind of sound equipment power source special adapter according to claim 1, which is characterized in that on two connect covers (7)
Multiple through-holes are equidistantly equipped with, two through-holes of the same side are one group, jointly through equipped with screw rod in same group of two through-holes
(8), the equal screw thread in both ends of the screw rod (8) is socketed with nut (9), and one end of two nuts (9) contradicts respectively to be connected at two
Cover the side of (7).
3. a kind of sound equipment power source special adapter according to claim 1, which is characterized in that the protective device includes more
A the first link block (16) being equidistantly fixed in connect cover (7) on one week side wall, one end of multiple first link blocks (16)
It is respectively and fixedly provided with spring (17), one end of multiple springs (17) is respectively and fixedly provided with the second link block (18), multiple second link blocks (18)
One end be fixed with jointly protective cover (6), and connect cover (7) is located in protective cover (6).
4. a kind of sound equipment power source special adapter according to claim 1, which is characterized in that three plugs (5), zero
Line (1), firewire (3), the first ground wire (2) and the first rubber sleeve (4) are integrally formed, the output DC connector (11), power supply line
(13), the second ground wire (12) and the second rubber sleeve (10) are integrally formed.
5. a kind of sound equipment power source special adapter according to claim 3, which is characterized in that the connect cover (7) and guarantor
Shield (6) is all made of PC material and is made.
6. a kind of sound equipment power source special adapter according to claim 1, which is characterized in that first rubber sleeve (4)
Inserted block (19) are housed with fixing sleeve equal on the second rubber sleeve (10), the inserted block (19) and two connect covers (7) are corresponding.
7. a kind of sound equipment power source special adapter according to claim 1, which is characterized in that first ground wire (2) and
Second ground wire (12) is the double-colored copper conductor of yellow green.
8. a kind of sound equipment power source special adapter according to claim 1, which is characterized in that first ground wire (2) and
The contact resistance of second ground wire (12) is no more than 0.1 ohm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910296718.2A CN109980953A (en) | 2019-04-14 | 2019-04-14 | A kind of sound equipment power source special adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910296718.2A CN109980953A (en) | 2019-04-14 | 2019-04-14 | A kind of sound equipment power source special adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109980953A true CN109980953A (en) | 2019-07-05 |
Family
ID=67084411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910296718.2A Pending CN109980953A (en) | 2019-04-14 | 2019-04-14 | A kind of sound equipment power source special adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109980953A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6062910A (en) * | 1998-05-28 | 2000-05-16 | International Business Machines Corporation | Capacitive cable adapter |
| CN201153195Y (en) * | 2007-12-17 | 2008-11-19 | 张旦 | Power adaptor housing easy for mounting and dismounting |
| CN102594122A (en) * | 2012-02-23 | 2012-07-18 | 福建捷联电子有限公司 | Power adaptor |
| CN202435263U (en) * | 2012-02-23 | 2012-09-12 | 福建捷联电子有限公司 | Power adapter |
| CN203747645U (en) * | 2013-12-28 | 2014-07-30 | 东莞市盈聚电子有限公司 | Power adapter circuit for voice products |
| CN206270869U (en) * | 2016-12-23 | 2017-06-20 | 深圳力搏电源有限公司 | A kind of notebook computer source adapter of maintenance easy to disassemble |
| CN207475392U (en) * | 2017-11-02 | 2018-06-08 | 深圳市索源致远科技有限公司 | A kind of power supply adaptor convenient for heat dissipation |
| CN207504302U (en) * | 2017-11-22 | 2018-06-15 | 东莞市晶程电子科技有限公司 | A kind of power supply adaptor for speaker |
| CN108183019A (en) * | 2017-12-21 | 2018-06-19 | 华为技术有限公司 | Flat surface transformer, power-switching circuit and adapter |
| CN208078870U (en) * | 2018-03-20 | 2018-11-09 | 威海汉城成镐电子有限公司 | A kind of water proof and dust proof printer power supply adapter |
| CN208461704U (en) * | 2018-05-24 | 2019-02-01 | 东莞晋原电子有限公司 | A kind of shatter-resistant safety type power adapter shell |
-
2019
- 2019-04-14 CN CN201910296718.2A patent/CN109980953A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6062910A (en) * | 1998-05-28 | 2000-05-16 | International Business Machines Corporation | Capacitive cable adapter |
| CN201153195Y (en) * | 2007-12-17 | 2008-11-19 | 张旦 | Power adaptor housing easy for mounting and dismounting |
| CN102594122A (en) * | 2012-02-23 | 2012-07-18 | 福建捷联电子有限公司 | Power adaptor |
| CN202435263U (en) * | 2012-02-23 | 2012-09-12 | 福建捷联电子有限公司 | Power adapter |
| CN203747645U (en) * | 2013-12-28 | 2014-07-30 | 东莞市盈聚电子有限公司 | Power adapter circuit for voice products |
| CN206270869U (en) * | 2016-12-23 | 2017-06-20 | 深圳力搏电源有限公司 | A kind of notebook computer source adapter of maintenance easy to disassemble |
| CN207475392U (en) * | 2017-11-02 | 2018-06-08 | 深圳市索源致远科技有限公司 | A kind of power supply adaptor convenient for heat dissipation |
| CN207504302U (en) * | 2017-11-22 | 2018-06-15 | 东莞市晶程电子科技有限公司 | A kind of power supply adaptor for speaker |
| CN108183019A (en) * | 2017-12-21 | 2018-06-19 | 华为技术有限公司 | Flat surface transformer, power-switching circuit and adapter |
| CN208078870U (en) * | 2018-03-20 | 2018-11-09 | 威海汉城成镐电子有限公司 | A kind of water proof and dust proof printer power supply adapter |
| CN208461704U (en) * | 2018-05-24 | 2019-02-01 | 东莞晋原电子有限公司 | A kind of shatter-resistant safety type power adapter shell |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190705 |
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| RJ01 | Rejection of invention patent application after publication |