CN113518519A - Pile up portable wireless stereo set power amplifier of bearing - Google Patents

Pile up portable wireless stereo set power amplifier of bearing Download PDF

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Publication number
CN113518519A
CN113518519A CN202110787693.3A CN202110787693A CN113518519A CN 113518519 A CN113518519 A CN 113518519A CN 202110787693 A CN202110787693 A CN 202110787693A CN 113518519 A CN113518519 A CN 113518519A
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CN
China
Prior art keywords
power amplifier
amplifier body
wireless
fixedly connected
wireless sound
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
CN202110787693.3A
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Chinese (zh)
Inventor
李希唐
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.)
Guangzhou Shengxin Electronic Co ltd
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Guangzhou Shengxin Electronic 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 Guangzhou Shengxin Electronic Co ltd filed Critical Guangzhou Shengxin Electronic Co ltd
Priority to CN202110787693.3A priority Critical patent/CN113518519A/en
Publication of CN113518519A publication Critical patent/CN113518519A/en
Pending legal-status Critical Current

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    • 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
    • H05K5/0021Side-by-side or stacked arrangements
    • 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
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20009Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
    • H05K7/20136Forced ventilation, e.g. by fans
    • H05K7/20172Fan mounting or fan specifications
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2039Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Amplifiers (AREA)

Abstract

The invention relates to the technical field of sound power amplifiers, and discloses a stacked bearing portable wireless sound power amplifier which comprises a wireless sound power amplifier body, wherein the outer walls of two sides of the wireless sound power amplifier body are rotatably connected with metal clamping plates, the outer walls of two sides of the wireless sound power amplifier body are fixedly connected with clamping frames, the clamping frame of one wireless sound power amplifier body is clamped with the metal clamping plate of the other wireless sound power amplifier body, the outer walls of two sides of the wireless sound power amplifier body are fixedly connected with two first sponge pads, a triangular bar is fixedly connected between the two first sponge pads and positioned in the clamping frames, and the outer wall of the top of the wireless sound power amplifier body is fixedly connected with an inverted U-shaped metal plate. The wireless sound power amplifier body can be stacked and placed, is convenient for people to carry independently, and can be quickly cooled, so that the high-efficiency operation of the wireless sound power amplifier body is ensured.

Description

Pile up portable wireless stereo set power amplifier of bearing
Technical Field
The invention relates to the technical field of sound equipment power amplifiers, in particular to a stacked bearing portable wireless sound equipment power amplifier.
Background
Along with the development of economy, more and more people can purchase one set of audio equipment and place in the family and be used for the leisure, and one set of audio equipment generally includes stereo set, microphone, power amplifier, audio mixer etc. and current stereo set power amplifier can only use alone under most of the circumstances to can not pile up and place the use, has reduced the use to wireless stereo set power amplifier.
At present, most of the existing wireless sound power amplifiers have the following defects: when needing a plurality of stereo sets to use wireless stereo set power amplifier, can not pile up a plurality of wireless stereo set power amplifiers and place, and inconvenient people carry alone, influence operating personnel's convenient use, to sum up, current wireless stereo set power amplifier mostly still can not agree with actual need well.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a stacked bearing portable wireless sound power amplifier, which mainly solves the problems that when a plurality of sounds are required to use the wireless sound power amplifier, the plurality of wireless sound power amplifiers cannot be stacked and placed, and the portable wireless sound power amplifier is inconvenient for people to carry independently, so that the convenience and the convenience of operation personnel are influenced.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme:
a portable stacking bearing wireless sound power amplifier comprises a wireless sound power amplifier body, wherein two outer side walls of the wireless sound power amplifier body are rotatably connected with metal clamping plates, two outer side walls of the wireless sound power amplifier body are fixedly connected with clamping frames, the clamping frame of one wireless sound power amplifier body is clamped with the metal clamping plate of the other wireless sound power amplifier body, two first sponge cushions are fixedly connected with the two outer side walls of the wireless sound power amplifier body, a triangular bar is fixedly connected between the two first sponge cushions and is positioned in the clamping frames, an inverted U-shaped metal plate is fixedly connected with the outer wall of the top of the wireless sound power amplifier body, a plurality of positioning ports are formed in the top of the inverted U-shaped metal plate, a plurality of footstands are fixedly connected with the outer wall of the bottom of the wireless sound power amplifier body, the footstands are inserted with the positioning ports, and two mounting buckles are fixedly connected with the outer wall of one side of the wireless sound power amplifier body, the joint has the handle between two installation buckles, one side fixedly connected with slipmat of handle, the both sides fixedly connected with magnet strip of wireless stereo set power amplifier body bottom outer wall, magnet strip and metal card adsorb mutually.
Furthermore, the bottom end of the foot base is sleeved with an anti-slip sleeve.
On the basis of the scheme, the outer wall of one side of the wireless sound power amplifier body is fixedly connected with a copper plate, and the other side of the copper plate is fixedly connected with an aluminum plate.
As a further scheme of the invention, the outer wall of one side of the wireless sound power amplifier body is fixedly connected with two trapezoidal blocks, and one side of each trapezoidal block is provided with an anti-skid port.
Furthermore, a toughened film is arranged on one side of the screen of the wireless sound power amplifier body, and L-shaped strips are fixedly connected to two corners of the wireless sound power amplifier body.
On the basis of the scheme, a plurality of sound transmission holes are formed in the top of the inverted U-shaped metal plate, a rubber pad is fixedly connected to the top of the inverted U-shaped metal plate, a plurality of sound outlet openings are formed in the top of the rubber pad, and the sound outlet openings are communicated with the sound transmission holes.
As a further scheme of the invention, two rubber sponge strips are fixedly connected to the top of the inverted U-shaped metal plate, the rubber sponge strips are located on two sides of the rubber pad, a spring is fixedly connected to the outer wall of the top of the wireless sound power amplifier body, the other end of the spring is fixedly connected to the bottom of the inverted U-shaped metal plate, a second sponge pad is fixedly connected to the outer wall of the top of the wireless sound power amplifier body, and the second sponge pad is located at the bottom of the inverted U-shaped metal plate.
Further, the top joint of the form metal sheet of falling U has the support frame, and the top scarf joint of support frame has the radiator fan, the equal fixedly connected with protective frame of both sides outer wall of wireless stereo set power amplifier body.
(III) advantageous effects
Compared with the prior art, the invention provides a stacked bearing portable wireless sound equipment power amplifier, which has the following beneficial effects:
1. according to the invention, the foot seat of one wireless sound power amplifier body is inserted into the positioning port of the other wireless sound power amplifier body, and the metal clamping plate of the wireless sound power amplifier body on the wireless sound power amplifier body is clamped in the clamping frame of the wireless sound power amplifier body below the wireless sound power amplifier body, so that a plurality of wireless sound power amplifier bodies can be stacked and placed, and the design of the handle is convenient for people to carry alone.
2. According to the invention, through the arrangement of the copper plate and the aluminum plate, the copper plate absorbs heat emitted by the wireless sound power amplifier body during operation, then the heat is transferred to the aluminum plate, and then the heat is emitted to the air through the aluminum plate, so that the wireless sound power amplifier body is rapidly cooled, and the high-efficiency operation of the wireless sound power amplifier body is ensured.
3. The invention reduces the pressure of the upper wireless sound power amplifier body on the lower wireless sound power amplifier body by utilizing the elasticity of the spring and the matching use of the rubber sponge strip and the second sponge pad, so as to avoid damaging the lower wireless sound power amplifier body.
4. The wireless sound power amplifier body is further cooled through the cooling fan, and the protective frame protects the interface and the button of the wireless sound power amplifier body so as to avoid damage.
Drawings
Fig. 1 is a schematic diagram of a right side perspective structure of a stacked load-bearing portable wireless audio power amplifier according to embodiment 1 of the present invention;
fig. 2 is a schematic diagram of a local structure of a stacking clamp of an embodiment 1 of a stacked load-bearing portable wireless audio power amplifier according to the present invention;
fig. 3 is a schematic bottom view of a stacked load-bearing portable wireless audio power amplifier according to embodiment 1 of the present invention;
fig. 4 is a schematic left side perspective view of a stacked load-bearing portable wireless audio power amplifier according to embodiment 1 of the present invention;
fig. 5 is a schematic rear view of a stacked load-bearing portable wireless audio power amplifier according to embodiment 1 of the present invention;
fig. 6 is a schematic perspective view of a stacked load-bearing portable wireless audio power amplifier in accordance with embodiment 2 of the present invention.
In the figure: 1. a wireless sound power amplifier body; 2. a metal card board; 3. a clamping frame; 4. a first foam-rubber cushion; 5. triangular bars; 6. an inverted U-shaped metal plate; 7. positioning the opening; 8. a magnet bar; 9. a foot seat; 10. an anti-slip sleeve; 11. a copper plate; 12. an aluminum plate; 13. a trapezoidal block; 14. an anti-slip port; 15. tempering the film; 16. installing a buckle; 17. a handle; 18. a non-slip mat; 19. l-shaped strips; 20. a sound transmission hole; 21. a rubber pad; 22. a sound outlet; 23. a rubber sponge strip; 24. a second foam pad; 25. a spring; 26. a support frame; 27. a heat radiation fan; 28. a protective frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-5, a portable wireless audio power amplifier with stacked load-bearing comprises a wireless audio power amplifier body 1, wherein the two outer walls of the wireless audio power amplifier body 1 are rotatably connected with metal clamping plates 2, the two outer walls of the wireless audio power amplifier body 1 are respectively fixed with a clamping frame 3 through bolts, the clamping frame 3 of one wireless audio power amplifier body 1 is clamped with the metal clamping plate 2 of another wireless audio power amplifier body 1, the metal clamping plate 2 of the wireless audio power amplifier body 1 is clamped in the clamping frame 3 of the wireless audio power amplifier body 1, so that a plurality of wireless audio power amplifier bodies 1 are stacked, two first sponge pads 4 are respectively bonded on the two outer walls of the wireless audio power amplifier body 1, a triangular bar 5 is bonded between the two first sponge pads 4, the triangular bar 5 is positioned in the clamping frame 3, and the triangular bar 5 is pressed against the metal clamping plate 2 under the elastic action of the first sponge pads 4, thereby the metal card board 2 is firmly clamped with the card frame 3, the outer wall of the top of the wireless sound power amplifier body 1 is fixed with an inverted U-shaped metal board 6 through a bolt, the top of the inverted U-shaped metal board 6 is provided with a plurality of positioning ports 7, the outer wall of the bottom of the wireless sound power amplifier body 1 is fixed with a plurality of foot seats 9 through a bolt, the foot seats 9 are inserted with the positioning ports 7, the foot seat 9 of one wireless sound power amplifier body 1 is inserted into the positioning port 7 of the other wireless sound power amplifier body 1, the alignment time of the wireless sound power amplifier body 1 is saved, the outer wall of one side of the wireless sound power amplifier body 1 is fixed with two installation buckles 16 through a bolt, a lifting handle 17 is clamped between the two installation buckles 16, the design of the lifting handle 17 is convenient for people to carry alone, one side of the lifting handle 17 is provided with an anti-slip mat 18, two sides of the outer wall of the bottom of the wireless sound power amplifier body 1 are provided with magnet strips 8, when the wireless sound power amplifier body 1 of exclusive use, adsorb magnet strip 8 and metal cardboard 2 mutually, when the wireless sound power amplifier body 1 of exclusive use, inhale magnet strip 8 and metal cardboard 2 mutually, make things convenient for placing of wireless sound power amplifier body 1.
Antiskid cover 10 has been cup jointed to the bottom of foot rest 9, antiskid cover 10 has increased the frictional force of foot rest 9 with the mesa, improve the stability that wireless stereo set power amplifier body 1 placed, one side outer wall of wireless stereo set power amplifier body 1 bonds and has copper 11, copper 11 absorbs the heat that wireless stereo set power amplifier body 1 during operation gived off, copper 11's opposite side bonds and has aluminum plate 12, then, give aluminum plate 12 with the heat transfer, rethread aluminum plate 12 gives off the heat in the air, thereby cool down fast to wireless stereo set power amplifier body 1, one side outer wall of wireless stereo set power amplifier body 1 has two trapezoidal pieces 13 through the bolt fastening, one side of trapezoidal piece 13 is equipped with anti-skidding mouth 14, trapezoidal piece 13 is convenient for upright place wireless stereo set power amplifier body 1 with anti-skidding mouth 14's design.
A toughened film 15 playing a protective role is arranged on one side of a screen of the wireless sound power amplifier body 1, L-shaped strips 19 are bonded on two corners of the wireless sound power amplifier body 1, the L-shaped strips 19 protect the wireless sound power amplifier body 1, a plurality of sound transmission holes 20 are formed in the top of an inverted U-shaped metal plate 6, a rubber pad 21 is bonded on the top of the inverted U-shaped metal plate 6, a plurality of sound outlets 22 are formed in the top of the rubber pad 21, the sound outlets 22 are communicated with the sound transmission holes 20, so that sound is conveniently transmitted, two rubber sponge strips 23 are bonded on the top of the inverted U-shaped metal plate 6, the rubber sponge strips 23 are positioned on two sides of the rubber pad 21, a spring 25 is fixed on the outer wall of the top of the wireless sound power amplifier body 1 through bolts, the other end of the spring 25 is fixedly connected with the bottom of the inverted U-shaped metal plate 6, a second sponge pad 24 is bonded on the outer wall of the top of the wireless sound power amplifier body 1, the elasticity of the spring 25 and the cooperation of the rubber sponge strip 23 and the second sponge pad 24 are utilized to relieve the pressure of the upper wireless sound power amplifier body 1 on the lower wireless sound power amplifier body 1, and the second sponge pad 24 is positioned at the bottom of the inverted-U-shaped metal plate 6.
The working principle of the embodiment is as follows: when in use, the wireless audio power amplifier body 1 is placed on a table board, so that the foot seats 9 are in contact with the table board to support the wireless audio power amplifier body 1, then, the sound played by the wireless audio power amplifier body 1 is propagated from the sound outlet 22 through the sound transmission holes 20, when the wireless audio power amplifier body 1 works, the copper plate 11 absorbs the heat emitted by the wireless audio power amplifier body 1 during the work, then the heat is transferred to the aluminum plate 12, and then the heat is emitted to the air through the aluminum plate 12, so that the wireless audio power amplifier body 1 is rapidly cooled, when a plurality of wireless audio power amplifier bodies 1 are stacked, the metal clamping plate 2 is downwards moved to be separated from the magnet strips 8, then, the foot seats 9 of one wireless audio power amplifier body 1 are inserted into the positioning holes 7 of the other wireless audio power amplifier body 1, and then, with above-mentioned wireless stereo set power amplifier body 1's metal cardboard 2 card below in the card frame 3 of wireless stereo set power amplifier body 1, make the triangle strip 5 support on metal cardboard 2 under the elastic action of first foam-rubber cushion 4 simultaneously, thereby make metal cardboard 2 and the firm joint of card frame 3, in having realized piling up between a plurality of wireless stereo set power amplifier bodies 1 and having placed, the elasticity of spring 25 is recycled, and the cooperation of rubber sponge strip 23 and second foam-rubber cushion 24 is used and has slowed down the pressure of wireless stereo set power amplifier body 1 in top to wireless stereo set power amplifier body 1 in below, when going out, hold handle 17 with the hand, and carry wireless stereo set power amplifier body 1, can conveniently carry.
Example 2
Referring to fig. 6, a pile up portable wireless stereo set power amplifier of bearing, top joint including the form metal sheet of the U of falling 6 has support frame 26, and the top scarf joint of support frame 26 has radiator fan 27, and radiator fan 27 further dispels the heat to wireless stereo set power amplifier body 1 during operation, and the both sides outer wall of wireless stereo set power amplifier body 1 all has protective frame 28 through the bolt fastening, and protective frame 28 protects the interface and the button of wireless stereo set power amplifier body 1.
The working principle of the embodiment is as follows: during the use, when using wireless stereo set power amplifier body 1 alone, start radiator fan 27, dispel the heat to wireless stereo set power amplifier body 1 during operation, protection frame 28 protects the interface and the button of wireless stereo set power amplifier body 1.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
In the description herein, it is to be noted that, unless expressly stated or limited otherwise, the terms "connected" and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the connection may be mechanical or electrical, and may be direct or indirect via an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description herein, it is noted that relational terms such as first and second, and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (8)

1. A portable stacking bearing wireless sound power amplifier comprises a wireless sound power amplifier body (1) and is characterized in that metal clamping plates (2) are rotatably connected to the outer walls of the two sides of the wireless sound power amplifier body (1), clamping frames (3) are fixedly connected to the outer walls of the two sides of the wireless sound power amplifier body (1), the clamping frame (3) of one wireless sound power amplifier body (1) is clamped with the metal clamping plate (2) of the other wireless sound power amplifier body (1), two first sponge mats (4) are fixedly connected to the outer walls of the two sides of the wireless sound power amplifier body (1), a triangular bar (5) is fixedly connected between the two first sponge mats (4), the triangular bar (5) is located in the clamping frame (3), and an inverted U-shaped metal plate (6) is fixedly connected to the outer wall of the top of the wireless sound power amplifier body (1), the top of form metal sheet of the falling U (6) is equipped with a plurality of location mouthful (7), a plurality of footstands of bottom outer wall fixedly connected with (9) of wireless stereo set power amplifier body (1), footstand (9) are pegged graft mutually with location mouthful (7), two installations of one side outer wall fixedly connected with of wireless stereo set power amplifier body (1) are detained (16), and the joint has handle (17) between two installations are detained (16), one side fixedly connected with slipmat (18) of handle (17), both sides fixedly connected with magnet strip (8) of wireless stereo set power amplifier body (1) bottom outer wall, magnet strip (8) adsorb mutually with metal cardboard (2).
2. The stacked load-bearing portable wireless audio power amplifier of claim 1, wherein: the bottom end of the foot seat (9) is sleeved with an anti-slip sleeve (10).
3. The stacked load-bearing portable wireless audio power amplifier of claim 1, wherein: the wireless sound box power amplifier comprises a wireless sound box power amplifier body (1), wherein a copper plate (11) is fixedly connected to the outer wall of one side of the wireless sound box power amplifier body (1), and an aluminum plate (12) is fixedly connected to the other side of the copper plate (11).
4. The stacked load-bearing portable wireless audio power amplifier of claim 1, wherein: the wireless sound power amplifier is characterized in that two trapezoidal blocks (13) are fixedly connected to the outer wall of one side of the wireless sound power amplifier body (1), and an anti-skidding port (14) is formed in one side of each trapezoidal block (13).
5. The stacked load-bearing portable wireless audio power amplifier of claim 1, wherein: a tempered film (15) is arranged on one side of a screen of the wireless sound power amplifier body (1), and L-shaped strips (19) are fixedly connected to two corners of the wireless sound power amplifier body (1).
6. The stacked load-bearing portable wireless audio power amplifier of claim 1, wherein: the sound transmitting structure is characterized in that a plurality of sound transmitting holes (20) are formed in the top of the inverted U-shaped metal plate (6), a rubber pad (21) is fixedly connected to the top of the inverted U-shaped metal plate (6), a plurality of sound outlets (22) are formed in the top of the rubber pad (21), and the sound outlets (22) are communicated with the sound transmitting holes (20).
7. The stacked load-bearing portable wireless audio power amplifier of claim 6, wherein: two rubber sponge strips (23) of top fixedly connected with of form metal sheet of falling U (6), rubber sponge strip (23) are located the both sides of rubber pad (21), top outer wall fixedly connected with spring (25) of wireless stereo set power amplifier body (1), the other end of spring (25) and the bottom fixed connection of form metal sheet of falling U (6), the top outer wall fixedly connected with second sponge pad (24) of wireless stereo set power amplifier body (1), second sponge pad (24) are located the bottom of form metal sheet of falling U (6).
8. The stacked load-bearing portable wireless audio power amplifier of claim 1, wherein: the top joint of the form metal sheet of falling U (6) has support frame (26), and the top scarf joint of support frame (26) has radiator fan (27), the equal fixedly connected with protective frame (28) of both sides outer wall of wireless stereo set power amplifier body (1).
CN202110787693.3A 2021-07-13 2021-07-13 Pile up portable wireless stereo set power amplifier of bearing Pending CN113518519A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110787693.3A CN113518519A (en) 2021-07-13 2021-07-13 Pile up portable wireless stereo set power amplifier of bearing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110787693.3A CN113518519A (en) 2021-07-13 2021-07-13 Pile up portable wireless stereo set power amplifier of bearing

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CN113518519A true CN113518519A (en) 2021-10-19

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CN202110787693.3A Pending CN113518519A (en) 2021-07-13 2021-07-13 Pile up portable wireless stereo set power amplifier of bearing

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205609176U (en) * 2016-05-11 2016-09-28 福州恋森乐器有限公司 Guitar with mounting panel
CN205872097U (en) * 2016-05-24 2017-01-11 中国五冶集团有限公司 Building site handcart with prevent down function
CN210694358U (en) * 2019-12-31 2020-06-05 广州高伍电子科技有限公司 Public broadcast combined power amplifier
CN212211294U (en) * 2020-05-27 2020-12-22 深圳市艾吾实业有限公司 Bluetooth sound for computer
CN212588461U (en) * 2020-08-03 2021-02-23 深圳市华星源泰科技有限公司 Sound box equipment convenient to carry
CN212905320U (en) * 2020-07-13 2021-04-06 深圳市中顺新能电池有限公司 5V battery power detection device
CN213152296U (en) * 2020-11-09 2021-05-07 涅诺(广州)声光科技有限公司 Conveniently pile up transportation performance stereo set
CN213213785U (en) * 2020-11-25 2021-05-14 广州市登宝路电器有限公司 Novel but split audio amplifier device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205609176U (en) * 2016-05-11 2016-09-28 福州恋森乐器有限公司 Guitar with mounting panel
CN205872097U (en) * 2016-05-24 2017-01-11 中国五冶集团有限公司 Building site handcart with prevent down function
CN210694358U (en) * 2019-12-31 2020-06-05 广州高伍电子科技有限公司 Public broadcast combined power amplifier
CN212211294U (en) * 2020-05-27 2020-12-22 深圳市艾吾实业有限公司 Bluetooth sound for computer
CN212905320U (en) * 2020-07-13 2021-04-06 深圳市中顺新能电池有限公司 5V battery power detection device
CN212588461U (en) * 2020-08-03 2021-02-23 深圳市华星源泰科技有限公司 Sound box equipment convenient to carry
CN213152296U (en) * 2020-11-09 2021-05-07 涅诺(广州)声光科技有限公司 Conveniently pile up transportation performance stereo set
CN213213785U (en) * 2020-11-25 2021-05-14 广州市登宝路电器有限公司 Novel but split audio amplifier device

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Application publication date: 20211019