CN214481221U

CN214481221U - Feedback suppressor

Info

Publication number: CN214481221U
Application number: CN202120712178.4U
Authority: CN
Inventors: 何勇; 刘瑾明; 彭兴隆; 王东平
Original assignee: Chengdu Haijia Network Co ltd
Current assignee: Chengdu Haijia Network Co ltd
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2021-10-22
Anticipated expiration: 2031-04-08

Abstract

The utility model relates to a feedback suppressor, including base, mounting groove, buffer gear, brace table, blotter, sealing mechanism, constant head tank, locating lever, backup pad and suppressor body, the mounting groove has been seted up to the upper surface of base, the inslot diapire fixed mounting of mounting groove has buffer gear, buffer gear includes the extension board, the last fixed surface of extension board is connected with the spring, the inside movable mounting of extension board has two bull sticks, the surface of bull stick is provided with the fly leaf, the diapire fixed mounting of mounting groove inslot has two symmetrical brace tables. This feedback inhibitor, when the inhibitor body receives the impact of sound wave, buffer gear cushions the impact force that the inhibitor body received, reduces the influence that it received, and when the inhibitor body was not used, usable sealing mechanism seals the socket of its plug, and impurity and moisture are difficult for entering into the inside of inhibitor body like this.

Description

Feedback suppressor

Technical Field

The utility model relates to a suppressor technical field.

Background

With the continuous development of science and technology, people have higher and higher requirements on electronic products, and particularly, in some sound products, in order to eliminate interference factors in sound, an audio feedback suppressor is used, and the feedback suppressor is used for reducing the influence of a feedback structure in an acoustic loop on an audio system and improving the sound quality effect.

Feedback suppressor on the existing market is various, but generally there is the not good shortcoming of protectiveness, at feedback suppressor in-process, all install near the audio amplifier, so when its work, often receive the impact of sound wave easily and produce vibrations, for a long time and can influence its life for a long time, simultaneously at the in-process that feedback suppressor placed, impurity and moisture enter into the inside to the feedback suppressor through the plug wire mouth easily, further cause the influence to the inside device of feedback suppressor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical problem who exists among the prior art, provide a feedback inhibitor, solved the impact that receives the sound wave and produced vibrations and impurity and moisture and get into to the inside problem of feedback ware through the plug wire mouth easily.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a feedback suppressor comprises a base, a mounting groove, a buffer mechanism, a supporting table, a buffer cushion, a sealing mechanism, a positioning groove, a positioning rod, a supporting plate and a suppressor body, wherein the mounting groove is formed in the upper surface of the base;

the utility model discloses a mounting structure, including mounting groove inslot diapire fixed mounting have symmetrical two brace tables, brace table's last fixed surface is connected with the blotter, contained angle between blotter and the horizontal plane is thirty degrees, the positive fixed surface of base installs sealing mechanism, sealing mechanism includes the frame of fixed connection at the positive surface of base, the installing port has been seted up on the positive surface of frame, the equal fixed mounting of roof and the diapire of installing port inner chamber has symmetrical elastic webbing, upper and lower both sides fixedly connected with installation piece between the relative one side of elastic webbing, the positive fixed surface of installation piece is connected with the sealing plug.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, two symmetrical constant head tanks have been seted up to the upper surface of base, the inside movable mounting of constant head tank has the locating lever, the top fixedly connected with backup pad of locating lever, the last fixed surface of backup pad installs the inhibitor body.

Further, the base comprises a mounting seat and an antiskid plate, the mounting seat is fixedly mounted on the upper surface of the antiskid plate, the antiskid plate is a rubber plate, and the length and the width of the rubber plate are respectively smaller than those of the mounting seat.

Furthermore, the bottom of backup pad still is provided with two symmetrical connecting plates, the lower surface fixed mounting of connecting plate has the clamp plate, the clamp plate is towards the fly leaf direction, the contained angle between clamp plate and the base is thirty degrees.

Further, buffer gear still includes the torsional spring, torsional spring fixed connection is at the surface of bull stick, on every bull stick the quantity of torsional spring is two, and is both sides around the bull stick axis of symmetric distribution.

Further, the shape of brace table is the triangular prism, and the width of brace table equals with the width of mounting groove, the right-angle side of brace table and the laminating of the left and right sides inner wall of mounting groove, the length that supports the cover hypotenuse is greater than the length of blotter.

Further, sealing mechanism still includes that quantity is no less than two reinforcing blocks, reinforcing block evenly distributed is in the roof and the diapire of mounting groove inslot, elastic band fixed mounting is in the inside of reinforcing block.

Furthermore, the number of the springs is six, the number of each group is three, the springs are evenly distributed on the upper surface of the support plate, and the two rotating rods in the support plate are symmetrically distributed on the left side and the right side of the central axis of the support plate and are located at the central height of the support plate.

Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:

1. this feedback suppressor, when the suppressor body receives the impact of sound wave, can produce vibrations, and move downwards, buffer gear cushions the impact force that the suppressor body received this moment, reduce its influence that receives, the in-process that the suppressor body removed can take the backup pad to move downwards simultaneously, because the constant head tank is fixed a position the locating lever, further promote the stability that the suppressor body removed the in-process, make it give a vertically pressure of buffer gear, and cushion, a stable operational environment is provided, the barrier propterty of suppressor body has been promoted.

2. This feedback inhibitor, when the inhibitor body does not use, usable sealing mechanism seals the socket department of its plug, and impurity and moisture are difficult for entering into the inside of inhibitor body like this, have carried out effectual protection, and sealing mechanism installs in the front of base, when the plug inserts the use, can not lead to the fact the hindrance to it, and influence the use of inhibitor body, have further promoted the barrier propterty of inhibitor body.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the base of the present invention;

FIG. 3 is a schematic view of the support plate of the present invention;

FIG. 4 is a schematic view of the buffering mechanism of the present invention;

fig. 5 is a schematic view of the sealing mechanism of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the base, 101, the mount pad, 102, antiskid ribbed tile, 2, the mounting groove, 3, buffer gear, 301, the extension board, 302, the spring, 303, the bull stick, 304, the fly leaf, 305, the torsional spring, 4, a supporting bench, 5, the blotter, 6, sealing mechanism, 601, the frame, 602, the installing port, 603, elastic band, 604, the installation piece, 605, the sealing plug, 606, the reinforcing block, 7, the constant head tank, 8, the locating lever, 9, the backup pad, 901, the connecting plate, 902, the clamp plate, 10, the inhibitor body.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Referring to fig. 1-3, the feedback suppressor of the present embodiment includes a base 1, a mounting groove 2, a buffer mechanism 3, a supporting table 4, a cushion pad 5, a sealing mechanism 6, a positioning groove 7, a positioning rod 8, a supporting plate 9 and a suppressor body 10, wherein the mounting groove 2 is formed on the upper surface of the base 1, the buffer mechanism 3 is fixedly mounted on the inner wall of the mounting groove 2, two symmetrical supporting tables 4 are fixedly mounted on the inner wall of the mounting groove 2, the supporting tables 4 are triangular prisms, the width of the supporting tables 4 is equal to the width of the mounting groove 2, right-angle sides of the supporting tables 4 are attached to the inner walls of the left and right sides of the mounting groove 2, so that the supporting tables can be stably mounted inside the mounting groove 2 without deviation, the length of the bevel edge of the supporting sleeve 4 is greater than the length of the cushion pad 5, the cushion pad 5 is fixedly connected to the upper surface of the supporting tables 4, and the included angle between the cushion pad 5 and the horizontal plane is thirty degrees, base 1's positive fixed surface installs sealing mechanism 6, two symmetrical constant head tanks 7 have been seted up to base 1's upper surface, the inside movable mounting of constant head tank 7 has locating lever 8, through the injecing of constant head tank 7 to locating lever 8, it is more steady at the in-process that removes, cooperate with buffer gear 3 at locating lever 8 along with the in-process that backup pad 9 reciprocated, can effectual reduction backup pad 9's vibrations, the top fixedly connected with backup pad 9 of locating lever 8, backup pad 9 fixed mounting is at buffer gear 3's upper surface, buffer gear 3 pressure can directly be given at its in-process that removes downwards, the last fixed surface of backup pad 9 installs inhibitor body 10.

The base 1 comprises mount pad 101 and antiskid ribbed tile 102, and mount pad 101 fixed mounting is on the upper surface of antiskid ribbed tile 102, and antiskid ribbed tile 102 is the rubber slab, and when base 1 installation, antiskid ribbed tile 102 is the rubber slab and installs the face contact promptly, because the rubber slab resistance is great, makes whole inhibitor body 10 difficult production skew.

The length and the width of the rubber plate 102 are respectively smaller than those of the mounting seat 101, two symmetrical connecting plates 901 are further fixedly mounted at the bottom of the supporting plate 9, a pressing plate 902 is fixedly mounted on the lower surface of each connecting plate 901, the pressing plate 902 faces the direction of the cushion pad 5, and can be directly contacted with the cushion pad 5 and buffered by the cushion pad 5 in the downward moving process, the pressing plate 902 faces the direction of the movable plate 304, and the included angle between the pressing plate 902 and the base 1 is thirty degrees.

Referring to fig. 4, in order to cushion the received inertia, the buffering mechanism 3 in this embodiment includes a support plate 301, the upper surface of the support plate 301 is fixedly connected with springs 302, the number of the springs 302 is six, the number of each group is three, and the springs 302 are uniformly distributed on the upper surface of the support plate 301, two rotating rods 303 in the support plate 301 are symmetrically distributed on the left and right sides of the central axis of the support plate 301 and located at the central height of the support plate 301, and two rotating rods 303 are movably installed inside the support plate 301, and when the support plate 301 receives the upper side pressure, the two rotating rods 303 rotate to apply the pressure to the cushion pad 5.

The outer fixed surface of bull stick 303 installs fly leaf 304, the internal diameter of fly leaf 304 and the external diameter looks adaptation of bull stick 303, buffer gear 3 still includes torsional spring 305, through torsional spring 305, spring 302 and cushion 5's cooperation, can effectually cushion the impact force that the sound wave produced, the buffering effect has been promoted, torsional spring 305 fixed connection is at the surface of bull stick 303, the quantity of torsional spring 305 is two on every bull stick 303, and be the front and back both sides of symmetric distribution in bull stick 303 axis.

Referring to fig. 5, in order to prevent impurities and moisture from entering the socket, the sealing mechanism 6 in this embodiment includes a frame 601 fixedly connected to the front surface of the base 1, the front surface of the frame 601 is provided with a mounting opening 602, the top wall and the bottom wall of the inner cavity of the mounting opening 602 are both fixedly provided with symmetrical elastic bands 603, a mounting plate 604 is fixedly connected between the opposite sides of the elastic bands 603 on the upper and lower sides, the front surface of the mounting plate 604 is fixedly connected with a sealing plug 605, when the sealing plug 605 is not in use, the elastic band 603 will take the mounting piece 604 and the sealing plug 605 to retract into the mounting opening 602, and protect it, sealing mechanism 6 still includes the reinforcement piece 606 that the quantity is no less than two, and reinforcement piece 606 evenly distributed is in the roof and the diapire of installing port 602 inslot, and elastic webbing 603 fixed mounting is in the inside of reinforcement piece 606, and reinforcement piece 606 reinforces elastic webbing 603, makes it be difficult for droing from frame 601 under long-time the use.

The working principle of the above embodiment is as follows:

(1) when the suppressor body 10 is vibrated due to the influence of sound waves, the supporting plate 9 is driven to move downwards, the spring 302 is simultaneously pressed, the spring 302 is used for effectively buffering the pressure of the suppressor body 10, the influence of the sound waves on the suppressor body 10 is further reduced, in the process that the supporting plate 9 moves downwards, the connecting plate 901 and the pressing plate 902 are driven to move downwards, the pressing plate 902 faces the direction of the cushion pad 5, in the process of pressing downwards, the movable plate 304 is driven to press on the cushion pad 5 to relieve the impact of the sound waves, in the process that the movable plate 304 moves, the rotating rod 303 can rotate along with the rotation, meanwhile, the torsion spring 305 deforms, the movable plate 304 has a tendency of reverse rotation, the buffering effect is improved, and the influence on the suppressor body 10 is further reduced.

(2) In the process of placing the suppressor body 10, the mounting piece 604 is pulled to move the sealing plug 605 on the upper side to the socket of the suppressor body 10 and is inserted into the socket to seal the socket, so that impurities and moisture can be effectively prevented from entering the socket, meanwhile, the length of the elastic band 603 is increased and deformed, after the sealing plug 605 is pulled out from the socket, the elastic band 603 can take the mounting piece 604 and the sealing plug 605 to be withdrawn into the mounting port 602 according to the deformation force generated when the elastic band is deformed, and the insertion of a plug cannot be influenced.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A feedback suppressor is characterized by comprising a base (1), a mounting groove (2), a buffer mechanism (3), a support table (4), a cushion pad (5), a sealing mechanism (6), a positioning groove (7), a positioning rod (8), a support plate (9) and a suppressor body (10), wherein the mounting groove (2) is formed in the upper surface of the base (1), the buffer mechanism (3) is fixedly mounted on the inner bottom wall of the mounting groove (2), the buffer mechanism (3) comprises a support plate (301), a spring (302) is fixedly connected to the upper surface of the support plate (301), two rotating rods (303) are movably mounted inside the support plate (301), and a movable plate (304) is arranged on the outer surface of each rotating rod (303);

the utility model discloses a mounting structure, including mounting groove (2), diapire fixed mounting have symmetrical two brace tables (4) in mounting groove (2) inslot, the last fixed surface of brace table (4) is connected with blotter (5), the contained angle between blotter (5) and the horizontal plane is thirty degrees, the positive fixed surface of base (1) installs sealing mechanism (6), sealing mechanism (6) are including fixed connection frame (601) at the positive surface of base (1), installing port (602) have been seted up on the positive surface of frame (601), the equal fixed mounting of roof and the diapire of installing port (602) inner chamber has symmetrical elastic ribbon (603), upper and lower both sides fixedly connected with installation piece (604) between the relative one side of elastic ribbon (603), the positive fixed surface of installation piece (604) is connected with sealing plug (605).

2. The feedback suppressor according to claim 1, characterized in that two symmetrical positioning grooves (7) are formed in the upper surface of the base (1), a positioning rod (8) is movably mounted inside each positioning groove (7), a supporting plate (9) is fixedly connected to the top of each positioning rod (8), and a suppressor body (10) is fixedly mounted on the upper surface of each supporting plate (9).

3. A feedback suppressor according to claim 1, wherein the base (1) is composed of a mounting seat (101) and a cleat (102), the mounting seat (101) is fixedly mounted on the upper surface of the cleat (102), the cleat (102) is a rubber plate, and the length and width of the rubber plate are respectively smaller than those of the mounting seat (101).

4. A feedback suppressor according to claim 1, wherein the bottom of the supporting plate (9) is further provided with two symmetrical connecting plates (901), the lower surfaces of the connecting plates (901) are fixedly provided with a pressing plate (902), the pressing plate (902) faces the direction of the movable plate (304), and the included angle between the pressing plate (902) and the base (1) is thirty degrees.

5. A feedback suppressor according to claim 1, wherein the damping mechanism (3) further comprises two torsion springs (305), the torsion springs (305) are fixedly connected to the outer surface of the rotating rod (303), and the two torsion springs (305) are symmetrically distributed on the front side and the rear side of the central axis of the rotating rod (303).

6. A feedback suppressor according to claim 1, wherein the support base (4) is shaped as a triangular prism, the support base (4) has a width equal to the width of the mounting groove (2), the right-angled sides of the support base (4) are fitted to the left and right inner walls of the mounting groove (2), and the length of the oblique side of the support base (4) is greater than the length of the cushion pad (5).

7. A feedback suppressor according to claim 1, wherein the sealing mechanism (6) further comprises at least two reinforcing blocks (606), the reinforcing blocks (606) are uniformly distributed on the top wall and the bottom wall in the groove of the mounting opening (602), and the elastic band (603) is fixedly mounted inside the reinforcing blocks (606).

8. A feedback suppressor according to claim 1 wherein the number of springs (302) is six, each group is three and is uniformly distributed on the upper surface of the plate (301), and the two levers (303) in the plate (301) are symmetrically distributed on the left and right sides of the central axis and are located at the central height of the plate (301).