CN107302741A - A kind of power amplifier for facilitating the high damping property of deashing - Google Patents

A kind of power amplifier for facilitating the high damping property of deashing Download PDF

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Publication number
CN107302741A
CN107302741A CN201710661744.1A CN201710661744A CN107302741A CN 107302741 A CN107302741 A CN 107302741A CN 201710661744 A CN201710661744 A CN 201710661744A CN 107302741 A CN107302741 A CN 107302741A
Authority
CN
China
Prior art keywords
power amplifier
heat loss
facilitating
convection fan
high damping
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.)
Withdrawn
Application number
CN201710661744.1A
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Chinese (zh)
Inventor
魏霁烁
柏雅惠
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.)
Chengdu Yanxingguo Technology Co Ltd
Chengdu Technology Co Ltd
Original Assignee
Chengdu Technology 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 Chengdu Technology Co Ltd filed Critical Chengdu Technology Co Ltd
Priority to CN201710661744.1A priority Critical patent/CN107302741A/en
Publication of CN107302741A publication Critical patent/CN107302741A/en
Withdrawn legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R27/00Public address systems

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

The invention discloses a kind of power amplifier for facilitating the high damping property of deashing, including power amplifier body, heat loss through convection fan is symmetrically embedded with the power amplifier body both sides casing center, and it is welded with dust cover on the outside of heat loss through convection fan, the side body of power amplifier body two is upper to be welded with radiating plectrum in heat loss through convection fan both sides, the power amplifier body procapsid is provided with control panel, and control panel is provided with display screen and adjusting knob, the side body of power amplifier body interior two is embedded with power amplifier surface-mounted integrated circuit by fixed groove.In the present invention, pass through heat loss through convection fan first, air flow can be accelerated to be radiated, power amplifier surface-mounted integrated circuit is suspended vacantly by fixed groove simultaneously, is fixed compared to traditional inner surface wall of fitting, is suspended vacantly more to facilitate and is radiated, facilitate air flow, so as to significantly improve the efficiency of radiating, prevent the power amplifier from generating heat, extend its service life.

Description

A kind of power amplifier for facilitating the high damping property of deashing
Technical field
The present invention relates to power amplifier technical field, more particularly to a kind of power amplifier for facilitating the high damping property of deashing.
Background technology
It is exactly, the small signals amplification from source of sound or pre-amplifier, to promote that power amplifier, which is commonly called as " sound amplifier " his effect, Audio amplifier is raised one's voice to its utmost.The effect of a set of good sound system power amplifier is performed meritorious deeds never to be obliterated.Power amplifier can be generally divided into three major types " professional work( Put " " civilian power amplifier " " special power amplifier, " professional power amplifier " be generally used for meeting, performance, the Room, hall, field, and shop amplifies.Design on Output power, protection circuit is perfect, based on good radiating, civilian power amplifier " exhaustive division has " HI-FI power amplifiers " " AV work(again Put " " KALAOK power amplifiers " and so-called " comprehensive power amplifier " that various common functions are integrated in one, special power amplifier " as the term suggests just The power amplifier of special occasions, such as siren, automobile-used low pressure power amplifier etc. are used in, according to the difference using component, power amplifier There is " courage machine " [electronic tube power amplifier] again, " stone machine " [transistor power amplifier], " IC power amplifiers " [integrated circuit power amplifier].In recent years due to new Technology, use of the new ideas in courage machine so that this ancient vacuum device of electron tube yields unusually brilliant results again.
Traditional power amplifier structure is relatively simple, and internal power amplifier surface-mounted integrated circuit is generally that wall-attaching type is fixed, radiating effect It is really poor, and easily because vibrations cause inner circular to release damage, so as to influence the service life of power amplifier.
The content of the invention
The invention aims to solve shortcoming present in prior art, and a kind of of proposition facilitates the high damping of deashing The power amplifier of property.
To achieve these goals, present invention employs following technical scheme:A kind of power amplifier for facilitating the high damping property of deashing Heat loss through convection fan is symmetrically embedded with machine, including power amplifier body, the power amplifier body both sides casing center, and to wandering Dust cover is welded with the outside of Hot-air fan, the side body of power amplifier body two is upper to be welded with radiating in heat loss through convection fan both sides Plectrum, the power amplifier body procapsid is provided with control panel, and control panel is provided with display screen and adjusting knob, the work( Put the side body of machine body interior two and power amplifier surface-mounted integrated circuit, and power amplifier surface-mounted integrated circuit and anchor are embedded with by fixed groove Groove stitching portion is pasted with Rubber shock-absorbing pad, and the power amplifier body interior upper-lower casing center is fixed by fixing nut spiral There is support column, and the other end of support column is connected by rubber absorbers with power amplifier surface-mounted integrated circuit, the power amplifier body leads to Connects hinge is crossed to be connected with bonnet rotation, and bonnet is fixedly connected by fixing lock with power amplifier body.
It is used as further describing for above-mentioned technical proposal:
The heat loss through convection fan is symmetrically embedded with two, and two heat loss through convection fans are located in same horizontal line.
It is used as further describing for above-mentioned technical proposal:
The display location is in the top of adjusting knob, and adjusting knob is provided with three, and three adjusting knob levels altogether It is equally spaced.
It is used as further describing for above-mentioned technical proposal:
Described two support columns are hindered positioned at same vertical curve, and two support columns are located at power amplifier body upper-lower casing center Place.
It is used as further describing for above-mentioned technical proposal:
Matrix is covered into after described and offers heat emission hole.
In the present invention, first by heat loss through convection fan, air flow can be accelerated to be radiated, while passing through anchor Power amplifier surface-mounted integrated circuit is suspended vacantly by groove, is fixed compared to traditional inner surface wall of fitting, is suspended vacantly and more conveniently enters Row radiating, facilitates air flow, so as to significantly improve the efficiency of radiating, prevents the power amplifier from generating heat, extends its service life, Secondly, by that provided with Rubber shock-absorbing pad and rubber absorbers, shock-absorbing protecting can be carried out to power amplifier surface-mounted integrated circuit, equipment is prevented Vibrations cause power amplifier surface-mounted integrated circuit to be collided with casing during operation, cause power amplifier surface-mounted integrated circuit to damage, further, passing through connecting hinge Chain is rotatably connected to bonnet, is easy to open after lid and carries out deashing to power amplifier body interior.
Brief description of the drawings
Fig. 1 is a kind of structural representation for the power amplifier for facilitating the high damping property of deashing proposed by the present invention;
Fig. 2 is power amplifier body interior structural representation of the invention
Fig. 3 is power amplifier body back casing structural representation of the invention.
Marginal data:
1- power amplifiers body, 2- heat loss through convection fan, 3- radiatings plectrum, 4- dust covers, 5- control panels, 6- regulation rotations Button, 7- display screens, 8- power amplifiers surface-mounted integrated circuit, 9- fixed grooves, 10- Rubber shock-absorbing pads, 11- rubber absorbers, 12- supports Post, 13- fixing nuts, 14- connects hinges, 15- bonnets, 16- fixing locks.
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 whole embodiments.
Reference picture 1-3, a kind of power amplifier for facilitating the high damping property of deashing, including power amplifier body 1,1 liang of power amplifier body Side body center is symmetrically embedded with heat loss through convection fan 2, and the outside of heat loss through convection fan 2 is welded with dust cover 4, power amplifier sheet 1 liang of side body of body is upper to be welded with radiating plectrum 3 in the both sides of heat loss through convection fan 2, and the procapsid of power amplifier body 1 is provided with chain of command Plate 5, and control panel 5 is provided with display screen 7 and adjusting knob 6, two side bodies of the inside of power amplifier body 1 pass through fixed groove 9 Power amplifier surface-mounted integrated circuit 8 is embedded with, and power amplifier surface-mounted integrated circuit 8 is pasted with Rubber shock-absorbing pad 10, work(with the stitching portion of fixed groove 9 Put the inside upper-lower casing center of machine body 1 and support column 12 is fixed with by the spiral of fixing nut 13, and support column 12 is another End is connected by rubber absorbers 11 with power amplifier surface-mounted integrated circuit 8, and power amplifier body 1 is rotated by connects hinge 14 with bonnet 15 Connect, and bonnet 15 is fixedly connected by fixing lock 16 with power amplifier body 1.
Heat loss through convection fan 2 is symmetrically embedded with two, and two heat loss through convection fans 2 are located in same horizontal line, display Screen 7 is located at the top of adjusting knob 6, and adjusting knob 6 is provided with three altogether, and three levels of adjusting knob 6 are equally spaced, two Support column 12 is hindered positioned at same vertical curve, and two support columns 12 are located on the upper-lower casing center of power amplifier body 1, bonnet 15 Heat emission hole is offered into matrix.
Operation principle:This facilitates the power amplifier of the high damping property of deashing in use, heat loss through convection fan 2 is to power amplifier body 1 Inside be aerated radiating, prevent this facilitate the power amplifier of the high damping property of deashing generate heat, dust cover 4 can be to heat loss through convection wind 2 pairs of proofing dust and protectings are fanned, prevent from the dust in air being drawn into the inside of power amplifier body 1, fixed groove 9 is by the integrated electricity of power amplifier The insertion of road plate 8 is fixed at the inside center of power amplifier body 1, so that power amplifier surface-mounted integrated circuit 8 is suspended vacantly so that dissipated The effect of heat more preferably, while Rubber shock-absorbing pad 10 and rubber absorbers 11 can carry out shock-absorbing protecting with power amplifier surface-mounted integrated circuit 8, is prevented Only vibrations cause element release, during cleaning, can open bonnet 15 by fixing lock 16 and carry out deashing.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto, Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.

Claims (5)

1. a kind of power amplifier for facilitating the high damping property of deashing, including power amplifier body (1), it is characterised in that the power amplifier sheet Symmetrically it is embedded with heat loss through convection fan (2) at the casing center of body (1) both sides, and is welded with the outside of heat loss through convection fan (2) dust-proof Cover (4), the side body of power amplifier body (1) two is upper to be welded with radiating plectrum (3), institute in heat loss through convection fan (2) both sides Power amplifier body (1) procapsid is stated provided with control panel (5), and control panel (5) is provided with display screen (7) and adjusting knob (6), internal two side bodies of the power amplifier body (1) are embedded with power amplifier surface-mounted integrated circuit (8), and work(by fixed groove (9) Put surface-mounted integrated circuit (8) and be pasted with Rubber shock-absorbing pad (10) with fixed groove (9) stitching portion, the power amplifier body (1) is internal Upper-lower casing center is fixed with support column (12) by fixing nut (13) spiral, and the other end of support column (12) passes through rubber Glue damper (11) is connected with power amplifier surface-mounted integrated circuit (8), and the power amplifier body (1) passes through connects hinge (14) and bonnet (15) connection is rotated, and bonnet (15) is fixedly connected by fixing lock (16) with power amplifier body (1).
2. a kind of power amplifier for facilitating the high damping property of deashing according to claim 1, it is characterised in that the heat loss through convection Fan (2) is symmetrically embedded with two, and two heat loss through convection fans (2) are located in same horizontal line.
3. a kind of power amplifier for facilitating the high damping property of deashing according to claim 1, it is characterised in that the display screen (7) it is located at the top of adjusting knob (6), and adjusting knob (6) is provided with three altogether, and three adjusting knob (6) levels are equidistantly divided Cloth.
4. a kind of power amplifier for facilitating the high damping property of deashing according to claim 1, it is characterised in that described two supports Post (12) is hindered positioned at same vertical curve, and two support columns (12) are located at power amplifier body (1) upper-lower casing center.
5. a kind of power amplifier for facilitating the high damping property of deashing according to claim 1, it is characterised in that the bonnet (15) On offer heat emission hole into matrix.
CN201710661744.1A 2017-08-04 2017-08-04 A kind of power amplifier for facilitating the high damping property of deashing Withdrawn CN107302741A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710661744.1A CN107302741A (en) 2017-08-04 2017-08-04 A kind of power amplifier for facilitating the high damping property of deashing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710661744.1A CN107302741A (en) 2017-08-04 2017-08-04 A kind of power amplifier for facilitating the high damping property of deashing

Publications (1)

Publication Number Publication Date
CN107302741A true CN107302741A (en) 2017-10-27

Family

ID=60134443

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710661744.1A Withdrawn CN107302741A (en) 2017-08-04 2017-08-04 A kind of power amplifier for facilitating the high damping property of deashing

Country Status (1)

Country Link
CN (1) CN107302741A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107645871A (en) * 2017-11-10 2018-01-30 江苏天兴光电科技有限公司 A kind of PLC packaging cartridges with vibration-damping radiating function
CN109974762A (en) * 2019-04-16 2019-07-05 西安建筑科技大学 A kind of data logger of destructive test for vessels under external pressure
CN114039817A (en) * 2021-11-05 2022-02-11 山东云则信息技术有限公司 Intelligent edge computing 4G and 5G compatible data gateway based on Internet of things

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107645871A (en) * 2017-11-10 2018-01-30 江苏天兴光电科技有限公司 A kind of PLC packaging cartridges with vibration-damping radiating function
CN109974762A (en) * 2019-04-16 2019-07-05 西安建筑科技大学 A kind of data logger of destructive test for vessels under external pressure
CN114039817A (en) * 2021-11-05 2022-02-11 山东云则信息技术有限公司 Intelligent edge computing 4G and 5G compatible data gateway based on Internet of things

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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
WW01 Invention patent application withdrawn after publication

Application publication date: 20171027

WW01 Invention patent application withdrawn after publication