CN214960768U

CN214960768U - Audio level controller

Info

Publication number: CN214960768U
Application number: CN202121403078.XU
Authority: CN
Inventors: 陆长鸿; 汤海东; 陈忠华; 刘洪�; 彭新伟
Original assignee: Beijing Guangxin Hengsheng Technology Development Co ltd
Current assignee: Beijing Guangxin Hengsheng Technology Development Co ltd
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2021-11-30
Anticipated expiration: 2031-06-23

Abstract

The utility model belongs to the technical field of audio signal handles, and audio frequency level controller is disclosed, which comprises a protective housing, both ends all are equipped with the side board about protective housing, the radiating groove has been seted up at the middle part of side board, the inner chamber swing joint of radiating groove has the brush board, one side fixed mounting that protective housing middle part was kept away from to the brush board has the driving lever, one side fixed mounting that the brush board is close to protective housing middle part has the connecting rod. The utility model discloses a stir the driving lever upwards, make the driving lever drive the brush board upward movement in the inner chamber of radiating groove, the dust of collecting in the radiating groove cleans, the dust that drops in the protecting sheathing inner chamber falls on the top surface of rotor plate, stir the push pedal to protecting sheathing's middle part, make the push pedal leave the below of rotor plate, the rotor plate loses the support and rotates downwards this moment, see off the dust on the rotor plate, the realization is to the clearance of dust, the radiating effect of device has been improved, the life of device has been increased.

Description

Audio level controller

Technical Field

The utility model belongs to the technical field of audio signal handles, specifically audio frequency level controller.

Background

The audio level controller is a special device for video conference, mainly solves the problem of voice coordination and management of a main meeting place and a branch meeting place, is an intelligent device capable of connecting, conducting, storing and converting audio level signals, and has strong anti-interference capability.

Current audio level controller is at the during operation, and the electrical unit that inside set up can produce the heat, and in order to avoid the heat that produces to damage the device operation, can set up the heat sink hole on its shell usually and carry out cooling to the heat that audio level controller electrical unit produced, but the device is after long-time the use, and the dust can be collected in the heat sink hole to lead to the jam of louvre, reduced the radiating effect of device, reduced the life of device.

Current audio frequency level controller can set up protecting sheathing all around electronic control unit usually to protect the device, nevertheless current shell adopts to fix through bolt interconnect between six panels mostly, when electronic control unit takes place to damage, need dismantle six panels completely just can take out electronic control unit and maintain, and the operation is complicated, has increased operating personnel's intensity of labour.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above problem, the utility model provides an audio frequency level controller has the life who has increased the device, has reduced operating personnel's intensity of labour's advantage.

In order to achieve the above object, the utility model provides a following technical scheme: an audio level controller comprises a protective shell, wherein side panels are arranged at the left end and the right end of the protective shell, a heat dissipation groove is formed in the middle of each side panel, a brush plate is movably connected to the inner cavity of each heat dissipation groove, dust can be accumulated in the inner cavity of each heat dissipation groove, the driving rod is stirred upwards at the moment to drive the brush plate to move upwards in the inner cavity of each heat dissipation groove, so that the dust accumulated in the heat dissipation grooves is cleaned, the driving rod is fixedly installed on the surface, away from the middle of the protective shell, of each brush plate, a connecting rod is fixedly installed on the side, close to the middle of the protective shell, of each brush plate, mounting grooves are formed in the left side and the right side of the bottom end of the protective shell, a connecting shaft is fixedly installed in the inner cavity of each mounting groove, a rotating plate is movably sleeved on the surface of the connecting shaft, the dust falling in the inner cavity of the protective shell can fall onto the top surface of the rotating plate, and after the dust in the heat dissipation grooves is cleaned, stir the push pedal to the middle part of protecting sheathing, the push pedal leaves the below of rotor plate when removing, and the rotor plate loses the support of push pedal this moment, and is rotatory around the connecting axle to the one end that the protecting sheathing center was kept away from to the messenger rotor plate is rotatory downwards, makes the dust roll-off downwards to the below of protecting sheathing on the rotor plate, protecting sheathing's bottom surface swing joint has the push pedal, protecting sheathing's bottom surface fixed mounting has the hanger plate, one side fixed mounting that the hanger plate is close to the push pedal has the leaf spring.

As an optimal technical scheme of the utility model, the one side fixed mounting that the side board is close to the protecting sheathing center has the locating rack, the spliced eye has all been seted up at both ends around locating rack and protecting sheathing, the inner chamber swing joint of spliced eye has the rubber buffer, protecting sheathing's inner chamber swing joint has automatically controlled unit, the top surface and the equal fixed mounting in bottom surface of automatically controlled unit have the slide plate, the left end swing joint of slide plate has the connecting pipe box, the left surface fixed mounting of connecting pipe box has the arm-tie, the right flank fixed mounting of arm-tie has ejecting spring, when taking out automatically controlled unit, the slide plate supports fixedly to the upper and lower both ends of automatically controlled unit, avoids the upper and lower both ends of automatically controlled unit to take place wearing and tearing, has increased the life of device.

As a preferred technical scheme of the utility model, the top surface fixed mounting of push pedal has the slider, the spout has been seted up to protecting sheathing's bottom surface, push pedal top surface fixed mounting's slider swing joint is fixed a position and is led to the motion of push pedal in the spout that protecting sheathing bottom surface was seted up, has guaranteed the stability of push pedal when the motion.

As a preferred technical scheme of the utility model, the cross sectional shape of leaf spring is convex, the left end fixed mounting of leaf spring is in the one side that the push pedal is close to the hanger plate, the push pedal is located the below of rotor plate, loosens the push pedal back, and the elasticity of leaf spring can drive the below motion of push pedal to the rotor plate to realize the automatic rotor plate of driving upwards rotatory, thereby seal the mounting groove.

As an optimal technical scheme of the utility model, both ends about protecting sheathing are pegged graft to the locating rack, the spliced eye on protecting sheathing and the locating rack is run through in proper order to the one end that the rubber buffer is close to the protecting sheathing center, and the rubber plug of rubber material is in inserting the spliced eye back, can take place elastic deformation to make the rubber buffer card both sides around the spliced eye, realize the fixed to protecting sheathing and locating rack, extract the spliced eye with the rubber buffer, can take out side board and locating rack directly from protecting sheathing's the left and right sides this moment.

As a preferred technical scheme of the utility model, the left surface of arm-tie and the right flank laminating of locating rack, ejecting spring swing joint is in the inner chamber of connecting pipe box, ejecting spring's right-hand member fixed mounting is at the right flank that the round hole was seted up to the slide left end, takes out the locating rack back, and the left end of arm-tie loses the support, and the elasticity of ejecting spring drives the arm-tie left motion this moment to form the gap between the left end of messenger's arm-tie and slide, pull out the pencil of pegging graft on the automatically controlled unit this moment, can stimulate the arm-tie left, make the arm-tie drive the slide and take the inner chamber of protecting sheathing out with automatically controlled unit and maintain the change.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a stir the driving lever upwards, make the driving lever drive the brush board upward movement in the inner chamber of radiating groove, the dust of collecting in the radiating groove cleans, the dust that drops in the protecting sheathing inner chamber falls on the top surface of rotor plate, stir the push pedal to protecting sheathing's middle part, make the push pedal leave the below of rotor plate, the rotor plate loses the support and rotates downwards this moment, see off the dust on the rotor plate, the realization is to the clearance of dust, the radiating effect of device has been improved, the life of device has been increased.

2. The utility model discloses a plug hole is extracted with the rubber buffer, then take side board and locating rack direct from protecting sheathing's the left and right sides out, the left end of arm-tie this moment loses the support, compression state's ejecting spring drives the arm-tie left motion to make and form the gap between the left end of arm-tie and slide, can stimulate the arm-tie left, make the arm-tie take the inner chamber of protecting sheathing out with automatically controlled unit and maintain the change, easy operation has reduced operating personnel's intensity of labour.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection of the structural leaf spring of the present invention;

FIG. 3 is a schematic view of the explosion connection of the structural leaf spring of the present invention;

FIG. 4 is a schematic view of the explosion-proof connection of the structural protective casing of the present invention;

fig. 5 is an enlarged schematic view of a point a in the structure diagram of the present invention;

fig. 6 is an enlarged schematic view of the position B in the structure diagram of the present invention in fig. 4.

In the figure: 1. a protective housing; 2. a side panel; 3. a heat sink; 4. a brush plate; 5. a deflector rod; 6. a connecting rod; 7. mounting grooves; 8. a connecting shaft; 9. a rotating plate; 10. pushing the plate; 11. a hanger plate; 12. a plate spring; 13. a positioning frame; 14. inserting holes; 15. a rubber plug; 16. an electronic control unit; 17. a slide plate; 18. a connecting pipe sleeve; 19. pulling a plate; 20. and ejecting the spring.

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.

As shown in fig. 1 to 6, the utility model provides an audio level controller, which comprises a protective casing 1, wherein the left and right ends of the protective casing 1 are respectively provided with a side panel 2, the middle part of the side panel 2 is provided with a heat dissipation groove 3, the inner cavity of the heat dissipation groove 3 is movably connected with a brush plate 4, dust can be accumulated in the inner cavity of the heat dissipation groove 3, at the moment, a shift lever 5 is stirred upwards to enable the shift lever 5 to drive the brush plate 4 to move upwards in the inner cavity of the heat dissipation groove 3, so as to clean the dust accumulated in the heat dissipation groove 3, the side of the brush plate 4 far away from the middle part of the protective casing 1 is fixedly provided with the shift lever 5, one side of the brush plate 4 near the middle part of the protective casing 1 is fixedly provided with a connecting rod 6, the left and right sides of the bottom end of the protective casing 1 are respectively provided with a mounting groove 7, the inner cavity of the mounting groove 7 is fixedly provided with a connecting shaft 8, the surface of the connecting shaft 8 is movably sleeved with a rotating plate 9, dust falling in the inner cavity of the protective casing 1 can fall on the top surface of the rotating plate 9, after the dust clearance in the radiating groove 3 finishes, stir push pedal 10 to the middle part of protecting sheathing 1, push pedal 10 is when removing, leave the below of rotor plate 9, rotor plate 9 loses the support of push pedal 10 this moment, it is rotatory around connecting axle 8, thereby make rotor plate 9 keep away from the one end of protecting sheathing 1 center and rotate downwards, make the dust roll-off downwards to protecting sheathing 1's below on the rotor plate 9, protecting sheathing 1's bottom surface swing joint has push pedal 10, protecting sheathing 1's bottom surface fixed mounting has hanger plate 11, one side fixed mounting that hanger plate 11 is close to push pedal 10 has leaf spring 12.

Wherein, one side fixed mounting that side panel 2 is close to protecting sheathing 1 center has locating rack 13, jack 14 has all been seted up at both ends around locating rack 13 and protecting sheathing 1, the inner chamber swing joint of jack 14 has rubber buffer 15, the inner chamber swing joint of protecting sheathing 1 has electrical unit 16, the equal fixed mounting in top surface and the bottom surface of electrical unit 16 has slide plate 17, slide plate 17's left end swing joint has connecting pipe box 18, the left surface fixed mounting who connects pipe box 18 has arm-tie 19, the right flank fixed mounting of arm-tie 19 has ejecting spring 20, when taking electrical unit 16 out, slide plate 17 supports fixedly to electrical unit 16's upper and lower both ends, avoid electrical unit 16's upper and lower both ends to take place wearing and tearing, the life of device has been increased.

Wherein, the top surface fixed mounting of push pedal 10 has the slider, and the spout has been seted up to the bottom surface of protecting sheathing 1, and the slider swing joint of push pedal 10 top surface fixed mounting is in the spout that protecting sheathing 1 bottom surface was seted up, and the slider is fixed a position and is led the motion of push pedal 10, has guaranteed the stability of push pedal 10 when the motion.

Wherein, leaf spring 12's cross-sectional shape is arc, and leaf spring 12's left end fixed mounting is in the one side that push pedal 10 is close to hanger plate 11, and push pedal 10 is located the below of rotor plate 9, loosens push pedal 10 back, and leaf spring 12's elasticity can drive push pedal 10 to the below motion of rotor plate 9 to realize the automatic rotor plate 9 of driving upwards rotatory, thereby seal mounting groove 7.

Wherein, both ends about protecting sheathing 1 are pegged graft to locating rack 13, rubber buffer 15 runs through plug-in connection hole 14 on protecting sheathing 1 and locating rack 13 in proper order near the one end at protecting sheathing 1 center, rubber buffer 15 of rubber material is back in inserting plug-in connection hole 14, elastic deformation can take place, thereby make rubber buffer 15 card both sides around plug-in connection hole 14, the realization is fixed protecting sheathing 1 and locating rack 13, plug-in connection hole 14 is extracted with rubber buffer 15, can take out side board 2 and locating rack 13 directly from the left and right sides of protecting sheathing 1 this moment.

Wherein, the left surface of arm-tie 19 and the right flank laminating of locating rack 13, ejection spring 20 swing joint is in the inner chamber of connecting pipe box 18, ejection spring 20's right-hand member fixed mounting is in the right flank that the round hole was seted up to the left end of shifting board 17, after taking out locating rack 13, the left end of arm-tie 19 loses the support, ejection spring 20's elasticity this moment drives arm-tie 19 and moves left, thereby form the gap between the left end that makes arm-tie 19 and shifting board 17, pull out the pencil of pegging graft on the automatically controlled unit 16 this moment, can pull arm-tie 19 left, make arm-tie 19 drive shifting board 17 take out the inner chamber of protecting sheathing 1 with automatically controlled unit 16 and maintain and change.

The utility model discloses a theory of operation and use flow:

when in use, the audio levels are respectively connected to the electronic control unit 16, so that the device is connected and operates normally;

when the device is used for a long time, dust can be accumulated in the inner cavity of the heat dissipation groove 3, the deflector rod 5 is stirred upwards at the moment, the deflector rod 5 drives the brush plate 4 to move upwards in the inner cavity of the heat dissipation groove 3, so that the dust accumulated in the heat dissipation groove 3 can be cleaned, and the cleaned dust can fall towards the inner cavity of the protective shell 1 and the outer side of the protective shell 1;

dust falling in the inner cavity of the protective shell 1 falls on the top surface of the rotating plate 9, after the dust in the heat dissipation groove 3 is cleaned, the push plate 10 is pushed to the middle of the protective shell 1, the push plate 10 moves and leaves the lower part of the rotating plate 9, the rotating plate 9 loses the support of the push plate 10 and rotates around the connecting shaft 8, so that one end, away from the center of the protective shell 1, of the rotating plate 9 rotates downwards, the dust on the rotating plate 9 slides downwards to the lower part of the protective shell 1, and the dust is removed from the inner cavity of the protective shell 1;

when the electronic control unit 16 needs to be maintained, the rubber plug 15 is pulled out of the plug hole 14, the side panel 2 and the positioning frame 13 can be directly pulled out from the left side and the right side of the protective shell 1 at the moment, after the positioning frame 13 is pulled out, the left end of the pulling plate 19 loses support, the pulling plate 19 is driven by the elasticity of the ejection spring 20 to move leftwards, so that a gap is formed between the pulling plate 19 and the left end of the sliding plate 17, the wiring harness plugged on the electronic control unit 16 is pulled out at the moment, the pulling plate 19 can be pulled leftwards, and the pulling plate 19 drives the sliding plate 17 to pull the electronic control unit 16 out of the inner cavity of the protective shell 1 for maintenance and replacement.

It is noted that, herein, relational terms such as first and second, and the like may be 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

1. Audio level controller, including protecting sheathing (1), its characterized in that: side panels (2) are arranged at the left end and the right end of the protective shell (1), a heat dissipation groove (3) is arranged in the middle of each side panel (2), the inner cavity of the heat dissipation groove (3) is movably connected with a brush plate (4), a deflector rod (5) is fixedly arranged on one surface of the brush plate (4) far away from the middle part of the protective shell (1), a connecting rod (6) is fixedly arranged on one side of the brush plate (4) close to the middle part of the protective shell (1), the left side and the right side of the bottom end of the protective shell (1) are both provided with mounting grooves (7), a connecting shaft (8) is fixedly arranged in the inner cavity of the mounting groove (7), a rotating plate (9) is movably sleeved on the surface of the connecting shaft (8), the bottom surface of the protective shell (1) is movably connected with a push plate (10), the bottom surface of the protective shell (1) is fixedly provided with a hanging plate (11), and a plate spring (12) is fixedly arranged on one surface of the hanging plate (11) close to the push plate (10).

2. The audio level controller of claim 1, wherein: one side fixed mounting that side board (2) are close to protecting sheathing (1) center has locating rack (13), jack (14) have all been seted up at both ends around locating rack (13) and protecting sheathing (1), the inner chamber swing joint of jack (14) has rubber buffer (15), the inner chamber swing joint of protecting sheathing (1) has automatically controlled unit (16), the equal fixed mounting in top surface and the bottom surface of automatically controlled unit (16) has slide plate (17), the left end swing joint of slide plate (17) has connection pipe box (18), the left surface fixed mounting of connection pipe box (18) has arm-tie (19), the right flank fixed mounting of arm-tie (19) has ejecting spring (20).

3. The audio level controller of claim 1, wherein: the top surface of the push plate (10) is fixedly provided with a sliding block, the bottom surface of the protective shell (1) is provided with a sliding groove, and the sliding block fixedly arranged on the top surface of the push plate (10) is movably connected in the sliding groove formed in the bottom surface of the protective shell (1).

4. The audio level controller of claim 1, wherein: the section of the plate spring (12) is arc-shaped, the left end of the plate spring (12) is fixedly installed on one surface of the push plate (10) close to the hanging plate (11), and the push plate (10) is located below the rotating plate (9).

5. The audio level controller of claim 2, wherein: the rubber buffer is characterized in that the positioning frame (13) is inserted at the left end and the right end of the protective shell (1), and one end, close to the center of the protective shell (1), of the rubber buffer (15) sequentially penetrates through the insertion holes (14) in the protective shell (1) and the positioning frame (13).

6. The audio level controller of claim 2, wherein: the left side face of the pulling plate (19) is attached to the right side face of the positioning frame (13), the ejection spring (20) is movably connected into an inner cavity of the connecting pipe sleeve (18), and the right end of the ejection spring (20) is fixedly installed on the right side face of the sliding plate (17) with a round hole formed in the left end.