CN218041686U

CN218041686U - Damping mechanism for high-power integrated power amplifier

Info

Publication number: CN218041686U
Application number: CN202222203669.3U
Authority: CN
Inventors: 魏斌
Original assignee: Chengdu Ruihu Electronic Technology Co ltd
Current assignee: Chengdu Ruihu Electronic Technology Co ltd
Priority date: 2022-08-22
Filing date: 2022-08-22
Publication date: 2022-12-13
Anticipated expiration: 2032-08-22

Abstract

The utility model discloses a damper for integrated power amplifier of high power, including damper main part and the integrated power amplifier of high power, the damper main part is installed and is successfully put in the high power collection, and evenly seted up the circuit board mounting hole on the integrated power amplifier of high power, damper main part lower extreme is equipped with the locating frame, and the locating frame side all is connected with the connecting rod corresponding with circuit board mounting hole position, the connecting rod upper end is equipped with the fly leaf, and fly leaf lower extreme block is fixed with fastening spring, and circuit board mounting hole upper end both ends symmetry block has rubber fastening pad, it has mounting screw to run through in the rubber fastening pad, and the mounting screw lower extreme is equipped with the screw thread structure complex set stud. This damper for integrated power amplifier of high power can the efficient carry out the shock attenuation and handle, and the effectual circuit board that protects is handled simultaneously, easily integrated power amplifier's of high power protection to effectively guarantee the life of the integrated power amplifier of high power.

Description

Damping mechanism for high-power integrated power amplifier

Technical Field

The utility model relates to a power amplifier technical field specifically is a damper for integrated power amplifier of high power.

Background

The power amplifier is a power amplifier, commonly called a loudspeaker, and is the most basic equipment in a sound system, and the power amplifier is used for amplifying weak signals from a sound source or a preceding amplifier to drive a sound box to play sound. The main performance indexes of the power amplifier include output power, frequency response, distortion degree, signal-to-noise ratio, output impedance, damping coefficient and the like, and all electronic elements and parts of the power amplifier are integrated on a circuit board.

Current high power integrated power amplifier is by circuit board structural mounting in electrical apparatus such as audio amplifier, if the electrical apparatus places the shakiness and when dropping, can arouse that the integrated success puts circuit etc. and breaks down, influence the use of electrical apparatus, consequently, need carry out shock attenuation processing to high power integrated power amplifier, when making the electrical apparatus drop, high power integrated power amplifier can obtain shock attenuation protection and handle, current high power integrated power amplifier is when carrying out shock attenuation processing, through setting up the gasket in double-screw bolt department that is used for fixing, carry out buffer treatment, avoid the circuit board not hard up to break away from and influence life, but electrical apparatus when dropping receives vibrations, this damper only can fasten the double-screw bolt that is used for the circuit board is fixed, can not effectually protect buffer treatment to the circuit board, make high power integrated power amplifier's shock attenuation performance not good.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a damper for integrated power amplifier of high power, with the integrated power amplifier of high power in the existing market that solves above-mentioned background art and provide when carrying out the shock attenuation processing, set up the gasket through being used for fixed double-screw bolt department, carry out the buffering processing, avoid the circuit board not hard up to break away from and influence life, but electrical apparatus when falling and receiving vibrations, this damper only can fasten the double-screw bolt that is used for the circuit board to fix, can not effectually protect the buffering processing to the circuit board, make the not good problem of damping performance of the integrated power amplifier of high power.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a damper for integrated power amplifier of high power, includes damper main part and the integrated power amplifier of high power, the damper main part is installed and is put successfully in the high power collection, and evenly has seted up the circuit board mounting hole on the integrated power amplifier of high power, damper main part lower extreme is equipped with the posting, and the posting side all is connected with the connecting rod corresponding with circuit board mounting hole position, the connecting rod upper end is equipped with the fly leaf, and fly leaf lower extreme block is fixed with fastening spring to the fastening spring lower extreme is connected with the briquetting, the circuit board mounting hole is the I-shaped structure, and the symmetrical block in circuit board mounting hole upper end both ends has rubber fastening pad, it has the mounting screw to run through in the rubber fastening pad, and the mounting screw lower extreme is equipped with the location double-screw bolt of helicitic texture complex, the posting top still evenly is equipped with the buffering supporting seat, and the equal movable insert in buffering supporting seat side is equipped with the gag lever to it has all run through supporting spring on the gag lever.

Preferably, the positioning frame is of a square frame structure, and the positioning frame and the limiting rod are fixed through welding.

Preferably, the connecting rod is located the integrated power amplifier outside of high power, and both ends all pass through the bull stick respectively with fly leaf and locating frame swing joint about the connecting rod.

Preferably, the linear distance from the center of the lower end of the pressing block to the connecting rod is equal to the linear distance from the center of the buffering supporting seat to the connecting rod, and the size of the pressing block is larger than that of the circuit board mounting hole.

Preferably, the lower end of the positioning stud is fixed with the buffer support seat through clamping, and the upper end of the positioning stud is connected with the rubber fastening pad below the circuit board mounting hole through clamping.

Preferably, the buffer support seat is at least connected with the four limiting rods in a penetrating and movable mode, nuts are fixed to the upper ends of the limiting rods through threaded structures, and the supporting springs are located below the buffer support seat.

Compared with the prior art, the beneficial effects of the utility model are that: this damper for integrated power amplifier of high power can the efficient carry out the shock attenuation and handle, and the effectual circuit board that protects is handled simultaneously, easily integrated power amplifier's of high power protection to effectively guarantee the life of the integrated power amplifier of high power. This damper for integrated power amplifier of high power carries out the location through the posting and handles, to be used for the fixed set screw bolt of the integrated power amplifier of high power to fix on damper, make the integrated power amplifier of high power be connected with damper, pass through mounting screw at the integrated power amplifier of high power and fix back to damper, the fly leaf can make the briquetting fasten the installation of the integrated power amplifier of high power, effectively improve the steadiness of being connected between damper and the integrated power amplifier of high power, let the integrated power amplifier of high power carry out the shock attenuation protection through damper and handle.

Drawings

Fig. 1 is a schematic structural view of a damping mechanism for a high power integrated power amplifier of the present invention;

fig. 2 is a schematic diagram of an enlarged structure at a position a in the high power integrated power amplifier shock absorber structure diagram 1 of the present invention;

fig. 3 is a schematic view of a connection structure between the damping mechanism body for high power integrated power amplifier and the high power integrated power amplifier of the present invention;

fig. 4 is a schematic structural view of the position of the movable plate of the damping mechanism for the high power integrated power amplifier relative to the mounting hole of the circuit board according to the present invention;

fig. 5 is a schematic view of the positioning frame structure of the damping mechanism for high power integrated power amplifier of the present invention;

fig. 6 is the utility model relates to a B department enlargies the structure schematic diagram in high power integrated power for power amplifier shock absorber mechanism picture 5.

In the figure: 1. a damper mechanism main body; 2. high-power integrated power amplification; 3. mounting screws; 4. a movable plate; 5. a fastening spring; 6. a positioning frame; 7. a connecting rod; 8. briquetting; 9. a rubber fastening pad; 10. positioning the stud; 11. buffering the supporting seat; 12. a limiting rod; 13. a support spring; 14. and a circuit board mounting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a damping mechanism for a high-power integrated power amplifier comprises a damping mechanism main body 1 and a high-power integrated power amplifier 2, wherein the damping mechanism main body 1 is installed on the high-power integrated power amplifier 2, circuit board installation holes 14 are uniformly formed in the high-power integrated power amplifier 2, a positioning frame 6 is arranged at the lower end of the damping mechanism main body 1, a connecting rod 7 corresponding to the circuit board installation holes 14 is connected to the side surface of the positioning frame 6, a movable plate 4 is arranged at the upper end of the connecting rod 7, the connecting rod 7 is positioned outside the high-power integrated power amplifier 2, the upper end and the lower end of the connecting rod 7 are respectively movably connected with the movable plate 4 and the positioning frame 6 through rotating rods, the movable plate 4 can rotate relative to the positioning frame 6 under the action of the connecting rod 7, when the high-power integrated power amplifier 2 is fixed on the damping mechanism main body 1, the movable plate 4 can enable the movable plate 4 to rotate to one side, after the high-power integrated power amplifier 2 is installed, a pressing block 8 can be pressed to a fixed position of an installation screw 3 at the lower end of the movable plate 4, a fastening spring 5 is clamped at the lower end of the movable plate 4, the pressing block 8 is connected with a pressing block 8, the pressing block is easy to be connected with the mounting hole of the high-shaped rubber pad, the integrated power amplifier main body 14, the integrated power amplifier main body is more convenient to clamp for rotating and the integrated power amplifier main body, the integrated power amplifier 2, the integrated power amplifier main body 14, the rubber fastening pad 9 is internally penetrated with a mounting screw 3, the lower end of the mounting screw 3 is provided with a positioning stud 10 matched with a thread structure, the lower end of the positioning stud 10 is fixed with a buffer support seat 11 through clamping, the upper end of the positioning stud 10 is connected with the rubber fastening pad 9 below a circuit board mounting hole 14 through clamping, the rubber fastening pad 9 with the structure can buffer and damp the high-power integrated power amplifier 2 and a fixed structure to prevent the positioning stud 10 and the mounting screw 3 from vibrating the circuit board of the high-power integrated power amplifier 2, meanwhile, the rubber fastening pad 9 can carry out anti-skid treatment on the connection between the positioning stud 10 and the high-power integrated power amplifier 2, so that the connection between the high-power integrated power amplifier 2 and the damping mechanism body 1 can be stably pre-positioned, and the positioning stud 10 and the mounting screw 3 are connected through threads to enable the high-power integrated power amplifier 2 to be mounted on the damping mechanism body 1, the positioning frame 6 is evenly provided with a buffer support seat 11, the side surface of the buffer support seat 11 is movably inserted with a limit rod 12, the positioning frame 6 is a square frame structure, the positioning frame 6 and the limit rod 12 are fixed by welding, the damping mechanism body 1 of the structure can be installed and fixed by the positioning frame 6, so that the damping mechanism body 1 is firstly fixed at the installation position of the high-power integrated power amplifier 2, the high-power integrated power amplifier 2 can be fixed by the damping mechanism body 1, the damping mechanism body 1 can buffer and protect the high-power integrated power amplifier 2, the limit rod 12 is provided with a support spring 13 in a penetrating way, the buffer support seat 11 is movably connected with at least four limit rods 12 in a penetrating way, the upper end of each limit rod 12 is fixed with a nut by a thread structure, and the support spring 13 is positioned below the buffer support seat 11, this structure buffering supporting seat 11 plays the effect of installation location to set screw bolt 10, make integrated power amplifier 2 of high power be connected with locating frame 6 under set screw bolt 10's effect, and buffering supporting seat 11 is fixing a position the back through gag lever post 12, buffering supporting seat 11 lower extreme can support through supporting spring 13, in the integrated power amplifier 2 use of high power, when electrical apparatus receives vibrations, buffering supporting seat 11 can cushion the shock attenuation through supporting spring 13 and handle, and 2 upper ends of the integrated power amplifier of high power are still firm by fastening

spring

5 and 8 cooperation relative positioning frame 6 positions of briquetting, when electrical apparatus does not receive vibrations, buffering supporting seat 11 can be in quiescent condition, let integrated power amplifier 2 of high power firm installation, when integrated power amplifier 2 of high power carries out shock attenuation through damper main part 1 and handles, the scope that the shock attenuation rocked is little, can effectually carry out the overall protection to integrated power amplifier 2 of high power, avoid vibrations to cause great influence to integrated power amplifier 2 of high power, effective guarantee integrated 2's life.

The working principle is as follows: when the damping mechanism for the high-power integrated power amplifier is used, firstly, the damping mechanism body 1 is fixed in the installation area of the high-power integrated power amplifier 2 through the positioning frame 6 by screws, then the buffer supporting seat 11 is installed and positioned through the limiting rod 12, the supporting spring 13 supports and buffers the lower end of the buffer supporting seat 11, then the upper end of the limiting rod 12 is fixed through the nut, after the buffer supporting seat 11 is completely fixed, the positioning stud 10 is fixed on the buffer supporting seat 11 through the thread structure, when the high-power integrated power amplifier 2 is fixed on the damping mechanism body 1, the rubber fastening pads 9 are respectively clamped on the upper side and the lower side of the circuit board installation hole 14, then the high-power integrated power amplifier 2 is clamped and positioned with the positioning stud 10 through the rubber fastening pad 9 at the lower end of the circuit board installation hole 14, under the gravity action of the high-power integrated power amplifier 2, the positioning screw bolt 10 compresses the supporting spring 13 through the buffer supporting seat 11 for fastening, after the high-power integrated power amplifier 2 is installed and positioned through the positioning screw bolt 10, the high-power integrated power amplifier 2 passes through the rubber fastening pad 9 in sequence through the mounting screw bolt 3 to be fastened with the positioning screw bolt 10, the damping mechanism body 1 is fixed, the high-power integrated power amplifier 2 and the damping mechanism body 1 are fastened, after the mounting screw bolt 3 is completely fastened, the movable plate 4 rotates relative to the positioning frame 6 under the action of the connecting rod 7, meanwhile, the pressing block 8 moves upwards through the compression of the fastening spring 5, the pressing block 8 can move to the position above the high-power integrated power amplifier 2, after the pressing block 8 moves to the position above the high-power integrated power amplifier 2, when the pressing block 8 corresponds to the position of the circuit board mounting hole 14, the pressing block 8 releases the pressing block 8, and at the moment, the pressing and fastening the mounting screw bolt 3 is pressed and fastened under the action of the fastening spring 5, make the integrated power amplifier of high power 2 in the use, can carry out fixed knot of structure through briquetting 8 fastening, fastening spring 5 makes the integrated power amplifier of high power 2 fixed relatively balanced on damper main part 1 with supporting spring 13 simultaneously, in case the electrical apparatus of the integrated power amplifier of installation high power 2 receives vibrations, damper main part 1 carries out holistic shock attenuation protection to making the integrated power amplifier of high power 2 through fastening spring 5 and supporting spring 13's cooperation and handles, make the integrated power amplifier of high power 2's life extension, thereby accomplish a series of works.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a damper for integrated power amplifier of high power, includes damper main part (1) and the integrated power amplifier of high power (2), damper main part (1) is installed on the integrated power amplifier of high power (2), and evenly seted up circuit board mounting hole (14), its characterized in that on the integrated power amplifier of high power (2): damping machanism main part (1) lower extreme is equipped with posting (6), and posting (6) side all is connected with connecting rod (7) corresponding with circuit board mounting hole (14) position, connecting rod (7) upper end is equipped with fly leaf (4), and fly leaf (4) lower extreme block is fixed with fastening spring (5) to fastening spring (5) lower extreme is connected with briquetting (8), circuit board mounting hole (14) are the I-shaped structure, and circuit board mounting hole (14) upper end both ends symmetry block has rubber fastening pad (9), it has mounting screw (3) to run through in rubber fastening pad (9), and mounting screw (3) lower extreme is equipped with helicitic texture complex positioning stud (10), posting (6) top still evenly is equipped with buffer support seat (11), and buffer support seat (11) side equal activity insert is equipped with gag lever post (12) to all run through supporting spring (13) on gag lever post (12).

2. The damping mechanism for the high-power integrated power amplifier according to claim 1, wherein: the positioning frame (6) is of a square frame structure, and the positioning frame (6) and the limiting rod (12) are fixed through welding.

3. The damping mechanism for the high-power integrated power amplifier according to claim 1, wherein: the connecting rod (7) is positioned on the outer side of the high-power integrated power amplifier (2), and the upper end and the lower end of the connecting rod (7) are respectively movably connected with the movable plate (4) and the positioning frame (6) through rotating rods.

4. The damping mechanism for the high-power integrated power amplifier according to claim 1, wherein: the linear distance from the center of the lower end of the pressing block (8) to the connecting rod (7) is equal to the linear distance from the center of the buffer supporting seat (11) to the connecting rod (7), and the size of the pressing block (8) is larger than that of the circuit board mounting hole (14).

5. The damping mechanism for the high-power integrated power amplifier according to claim 1, wherein: the lower end of the positioning stud (10) is fixed with the buffer support seat (11) through clamping, and the upper end of the positioning stud (10) is connected with the rubber fastening pad (9) below the circuit board mounting hole (14) through clamping.

6. The damping mechanism for the high-power integrated power amplifier according to claim 1, wherein: the buffer support seat (11) is at least in penetrating movable connection with the four limiting rods (12), nuts are fixed to the upper ends of the limiting rods (12) through thread structures, and the supporting springs (13) are located below the buffer support seat (11).