CN210579055U

CN210579055U - Easily adjust domestic digital reverberation karaoke power amplifier

Info

Publication number: CN210579055U
Application number: CN201922180350.1U
Authority: CN
Inventors: 孔梓浩
Original assignee: Guangzhou Zhaoyi Audio Co Ltd
Current assignee: Guangzhou Zhaoyi Audio Co Ltd
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-05-19
Anticipated expiration: 2029-12-09

Abstract

The utility model relates to a power amplifier technical field, and an easily adjust domestic digital reverberation karaoke power amplifier is disclosed, including the power amplifier body, power amplifier body antetheca left side is provided with display screen and a plurality of evenly distributed's of arranging from top to bottom multi-functional knob, the antetheca right side of power amplifier body is seted up flutedly, the fixed interface that is provided with a plurality of evenly distributed of tank bottom upside of recess, the standing groove has been seted up to the downside cell wall of recess, the inside sliding connection of standing groove has the dust guard, the upper end of dust guard extends to the inside of recess, the left and right sides wall lower extreme symmetry fixedly connected with slider of dust guard, the left and right sides cell wall of standing groove all seted up with two slider matched with spouts, the bottom fixedly connected with a plurality of equidistant distribution's of dust guard first spring. The utility model discloses thereby it prevents not only to be convenient for when not using that the dust from getting into the inside contact failure that arouses of interface, moreover under single and double two kinds of use scenes, all be convenient for remove this device.

Description

Easily adjust domestic digital reverberation karaoke power amplifier

Technical Field

The utility model relates to a power amplifier technical field especially relates to an easily adjust domestic digital reverberation karaoke power amplifier.

Background

The power amplifier is commonly called as a loudspeaker, and has the function of amplifying a weak signal from a sound source or a preceding amplifier to push a sound box to play sound. The power of a set of good sound system power amplifier is not available. The power amplifier can be divided into three categories of professional power amplifier, civil power amplifier and special power amplifier.

The existing easy-to-adjust household digital reverberation karaoke power amplifier has the defects that a connector is easy to enter dust when the power amplifier is not used, so that poor contact is caused, and a movable handle of the existing power amplifier is inconvenient to use in two use situations of a double person and a single person, so the easy-to-adjust household digital reverberation karaoke power amplifier is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art when not using the interface and getting into the dust easily and leading to contact failure, the removal of current power amplifier is not convenient for the problem of using under two kinds of service situations of double and single with the handle moreover, and the easy domestic digital reverberation karaoke power amplifier of adjusting that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an easily-adjustable household digital reverberation karaoke power amplifier comprises a power amplifier body, wherein a display screen and a plurality of uniformly-distributed multifunctional knobs are arranged on the left side of the front wall of the power amplifier body in an up-and-down mode, a groove is formed in the right side of the front wall of the power amplifier body, a plurality of uniformly-distributed interfaces are fixedly arranged on the upper side of the bottom of the groove, a placing groove is formed in the lower side groove wall of the groove, a dustproof plate is slidably connected inside the placing groove, the upper end of the dustproof plate extends into the groove, sliding blocks are symmetrically and fixedly connected to the lower ends of the left side wall and the right side wall of the dustproof plate, sliding grooves matched with the two sliding blocks are formed in the left side groove wall and the right side groove wall of the placing groove, a plurality of first springs which are distributed at equal intervals are fixedly connected to the bottom of the dustproof plate, and the lower ends of the first, the draw-in groove has been seted up to the tank bottom right-hand member of standing groove, the fixed locking mechanism that is provided with between the inside of draw-in groove and the lower extreme right side of dust guard, U type groove has been seted up to the upper end left and right sides symmetry of power amplifier body, and the vertical portion in two U type grooves is close to the setting, two the inside in U type groove all is provided with carries and draws the mechanism.

Preferably, locking mechanism includes elastic rod, wedge fixture block, push rod and two stoppers, the vertical setting of elastic rod is on the inside right side of draw-in groove, and the upper end of elastic rod extend to the outside of draw-in groove and with the lower extreme fixed connection of dust guard, the fixed right side pole wall lower extreme that sets up at the elastic rod of wedge fixture block, the right side cell wall of draw-in groove has been seted up with wedge fixture block matched with wedge draw-in groove, the through-hole has been seted up to wedge draw-in groove's tank bottom level, the pole wall of push rod and the pore wall sliding connection of through-hole, and the push rod all extend to the outside of through-hole about both ends, the left end of push rod offsets with the right-hand member of wedge fixture block and sets up, two stopper and the upper and lower both sides pole wall symmetry fixed connection of push rod, the upper and.

Preferably, the pulling mechanism comprises two rotating rods, a pull rod, two rotating shafts, two fixed rods, two second springs and two movable pipes, the pull rod is vertically arranged inside the vertical part of the U-shaped groove, the two rotating rods are respectively horizontally arranged inside the two horizontal parts of the U-shaped groove, the upper end and the lower end of the pull rod are respectively and rotatably connected with one opposite side rod wall of the two rotating rods through pin shafts, the inside of the power amplifier body is positioned at the upper side and the lower side of the U-shaped groove and symmetrically provided with cavities, one opposite side cavity wall of the two cavities and the groove wall of the U-shaped groove are symmetrically provided with strip-shaped grooves, the two fixed rods are respectively and horizontally and fixedly arranged inside the two cavities, the two rotating shafts are respectively and vertically arranged inside the two strip-shaped holes at one side far away from the pull rod, and the upper ends and the lower ends of the two rotating, two the movable tube corresponds the department with the pole wall of two dead levers respectively and slides with the position of pivot and cup joints, two the one end that deviates from mutually of pivot all rotates with the pipe wall of the movable tube that corresponds respectively through antifriction bearing and is connected, and the relative one end of two pivots respectively with the pole wall fixed connection of two dwangs, two the second spring is located the activity with the pole wall of two dead levers respectively and cup joints between movable tube and the pull rod.

Preferably, the upper groove wall of the groove is fixedly connected with a cushion pad.

Preferably, the right end of the push rod is fixedly connected with a push block.

Preferably, the upper end of the front side wall of the dust guard is fixedly connected with a horizontal anti-slip strip.

Compared with the prior art, the utility model provides an easily adjust domestic digital reverberation karaoke power amplifier possesses following beneficial effect:

1. this easily adjust domestic digital reverberation karaoke power amplifier through locking mechanism, first spring, dust guard and the cushion that is equipped with, thereby it causes contact failure to be convenient for prevent that the dust from getting into the interface inside when this device does not use.

2. This easily adjust domestic digital reverberation karaoke power amplifier through the mechanism of carrying that is equipped with, under single and double two kinds of use scenes, all is convenient for remove this device.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses thereby it is not only convenient for prevent when not using that the dust from getting into the inside contact failure that arouses of interface, moreover under single and two kinds of use scenes, all be convenient for remove this device.

Drawings

Fig. 1 is a schematic structural diagram of an easily adjustable household digital reverberation karaoke amplifier according to the present invention;

fig. 2 is a schematic top view of an easily adjustable digital reverberation karaoke amplifier according to the present invention;

fig. 3 is an enlarged view of a portion a of fig. 1.

In the figure: the device comprises an anti-slip strip 1, a cushion pad 2, a connector 3, a dust guard 4, a display screen 5, a power amplifier body 6, a multifunctional knob 7, a pull rod 8, a rotating rod 9, a rotating shaft 10, a fixed rod 11, a movable tube 12, a second spring 13, an elastic rod 14, a wedge-shaped fixture block 15, a push rod 16, a limiting block 17, a sliding block 18 and a first spring 19.

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.

Referring to fig. 1-3, an easily adjustable household digital reverberation karaoke power amplifier comprises a power amplifier body 6, a display screen 5 and a plurality of uniformly distributed multifunctional knobs 7 which are arranged up and down are arranged on the left side of the front wall of the power amplifier body 6, a groove is formed in the right side of the front wall of the power amplifier body 6, a plurality of uniformly distributed interfaces 3 are fixedly arranged on the upper side of the bottom of the groove, a placing groove is formed in the lower side wall of the groove, a dust guard 4 is slidably connected inside the placing groove, the upper end of the dust guard 4 extends into the groove, sliders 18 are symmetrically and fixedly connected to the lower ends of the left side wall and the right side wall of the dust guard 4, sliding grooves matched with the two sliders 18 are formed in the left side wall and the right side wall of the placing groove, a plurality of first springs 19 which are distributed at equal intervals are fixedly connected to the bottom of the dust guard 4, and the lower ends of, the right end of the bottom of the placing groove is provided with a clamping groove, a locking mechanism is fixedly arranged between the inner part of the clamping groove and the right side of the lower end of the dust guard 4, the left side and the right side of the upper end of the power amplifier body 6 are symmetrically provided with U-shaped grooves, the vertical parts of the two U-shaped grooves are arranged close to each other, the inner parts of the two U-shaped grooves are respectively provided with a lifting mechanism, the locking mechanism comprises an elastic rod 14, a wedge-shaped clamping block 15, a push rod 16 and two limiting blocks 17, the elastic rod 14 is vertically arranged on the right side of the inner part of the clamping groove, the upper end of the elastic rod 14 extends to the outer part of the clamping groove and is fixedly connected with the lower end of the dust guard 4, the wedge-shaped clamping block 15 is fixedly arranged at the lower end of the rod wall on the right side of the elastic rod 14, the right side groove wall of the clamping groove is provided with, the left end of the push rod 16 is abutted against the right end of the wedge-shaped fixture block 15, the two limit blocks 17 are symmetrically and fixedly connected with the upper and lower side rod walls of the push rod 16, the upper and lower side hole walls of the through hole are respectively provided with a limit groove matched with the two limit blocks 17, the lifting mechanism comprises two rotating rods 9, a pull rod 8, two rotating shafts 10, two fixed rods 11, two second springs 13 and two movable pipes 12, the pull rod 8 is vertically arranged inside the vertical part of the U-shaped groove, the two rotating rods 9 are respectively and horizontally arranged inside the two horizontal parts of the U-shaped groove, the upper and lower ends of the pull rod 8 are respectively and rotatably connected with one side rod wall of the two rotating rods 9 through pin shafts, the inside of the power amplifier body 6 is positioned inside the upper and lower sides of the U-shaped groove and symmetrically provided with cavities, a strip-shaped groove is symmetrically arranged between the wall of one side cavity of the two cavities and the groove, two pivot 10 vertical settings are respectively in the inside in two bar holes one side of keeping away from pull rod 8, and the upper and lower both ends of two pivot 10 all extend to the outside in bar hole, two movable tube 12 correspond the department slip with the position of pivot 10 with the pole wall of two dead levers 11 respectively and cup joint, the one end that deviates from mutually of two pivot 10 all rotates with the pipe wall of the movable tube 12 that corresponds respectively through antifriction bearing and is connected, and the relative one end of two pivot 10 respectively with the pole wall fixed connection of two dwang 9, two second springs 13 are located the activity of department and cup joint between movable tube 12 and the pull rod 8 with the pole wall of two dead levers 11 respectively, the upside cell wall fixedly connected with blotter 2 of recess, the right-hand member fixedly connected with ejector pad of push rod 16, the preceding lateral wall upper end fixedly connected with horizontally antislip strip 1 of dust guard 4.

The utility model discloses in, during the use, when need not use interface 3, promote the ejector pad, the ejector pad drives push rod 16 and moves left, push rod 16's left end is in releasing wedge draw-in groove with wedge fixture block 15, first spring 19 is with dust guard 4 jack-up this moment, blotter 2 cushions dust guard 4, dust guard 4 can prevent this moment that the dust from getting into interface 3 inside and then leading to contact failure between interface 3 and the plug, when this device of independent removal alone, available one hand is held two pull rods 8 simultaneously, dwang 9 drives movable tube 12 extrusion second spring 13 through pivot 10, when this device of two people's resultant force removal, can alone grip a pull rod 8, be convenient for remove this device.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An easily-adjusted household digital reverberation karaoke power amplifier comprises a power amplifier body (6) and is characterized in that a display screen (5) and a plurality of uniformly-distributed multifunctional knobs (7) which are arranged from top to bottom are arranged on the left side of the front wall of the power amplifier body (6), a groove is formed in the right side of the front wall of the power amplifier body (6), a plurality of uniformly-distributed interfaces (3) are fixedly arranged on the upper side of the bottom of the groove, a placing groove is formed in the groove wall of the lower side of the groove, a dustproof plate (4) is slidably connected to the inside of the placing groove, the upper end of the dustproof plate (4) extends into the groove, sliders (18) are symmetrically and fixedly connected to the lower ends of the left side wall and the right side wall of the dustproof plate (4), chutes matched with the two sliders (18) are formed in the groove walls of the left side and the right side of the placing groove, a plurality of first springs (19) which are distributed at equal, it is a plurality of the lower extreme of first spring (19) all with the tank bottom fixed connection of standing groove, the draw-in groove has been seted up to the tank bottom right-hand member of standing groove, the fixed locking mechanism that is provided with between the inside of draw-in groove and the lower extreme right side of dust guard (4), U type groove has been seted up to the upper end left and right sides symmetry of power amplifier body (6), and the vertical portion in two U type grooves is close to the setting, two the inside in U type groove all is provided with carries and draws the mechanism.

2. The easily adjustable household digital reverberation karaoke power amplifier as claimed in claim 1, wherein the locking mechanism comprises an elastic rod (14), a wedge-shaped fixture block (15), a push rod (16) and two limiting blocks (17), the elastic rod (14) is vertically disposed at the right side of the inside of the clamping slot, the upper end of the elastic rod (14) extends to the outside of the clamping slot and is fixedly connected with the lower end of the dust-proof plate (4), the wedge-shaped fixture block (15) is fixedly disposed at the lower end of the right side rod wall of the elastic rod (14), the right side groove wall of the clamping slot is provided with a wedge-shaped clamping slot matched with the wedge-shaped fixture block (15), the bottom of the wedge-shaped clamping slot is horizontally provided with a through hole, the rod wall of the push rod (16) is slidably connected with the through hole, the left end and the right end of the push rod (16) both extend to the outside of the through hole, the left end of the push rod (16) abuts against the right, two stopper (17) and the upper and lower both sides pole wall symmetry fixed connection of push rod (16), the upper and lower both sides pore wall of through-hole has all been seted up with two stopper (17) matched with spacing groove.

3. The easy-to-adjust digital reverberation karaoke power amplifier as claimed in claim 1, wherein the pulling mechanism comprises two rotating rods (9), a pulling rod (8), two rotating shafts (10), two fixed rods (11), two second springs (13) and two movable tubes (12), the pulling rod (8) is vertically disposed inside the vertical portion of the U-shaped groove, the two rotating rods (9) are horizontally disposed inside the two horizontal portions of the U-shaped groove, the upper and lower ends of the pulling rod (8) are rotatably connected with the opposite side rod walls of the two rotating rods (9) through pin shafts, the power amplifier body (6) is located inside the U-shaped groove, cavities are symmetrically formed on the upper and lower sides of the U-shaped groove, a strip-shaped groove is symmetrically formed between the opposite side cavity wall of the two cavities and the wall of the U-shaped groove, the two fixed rods (11) are horizontally and fixedly disposed inside the two cavities, two pivot (10) vertical setting is respectively kept away from one side of pull rod (8) in the inside in two bar holes, and the upper and lower both ends of two pivot (10) all extend to the outside in bar hole, two the activity pipe (12) are respectively with the pole wall of two dead levers (11) and the position of pivot (10) correspond the department slide cup joint, two the one end that deviates from mutually of pivot (10) all rotates with the pipe wall of the activity pipe (12) that corresponds respectively through antifriction bearing and is connected, and the relative one end of two pivot (10) respectively with the pole wall fixed connection of two dwang (9), two second spring (13) are located the activity of locating between activity pipe (12) and pull rod (8) with the pole wall of two dead levers (11) respectively and cup joint.

4. An easily adjustable digital reverberation karaoke power amplifier as claimed in claim 1, characterized in that a buffer pad (2) is fixedly connected to the upper side wall of said groove.

5. The adjustable digital reverberation karaoke power amplifier as set forth in claim 2, wherein a push block is fixedly connected to the right end of said push rod (16).

6. The adjustable household digital reverberation karaoke power amplifier as claimed in claim 1, wherein the horizontal anti-slip strip (1) is fixedly connected to the upper end of the front side wall of the dust-proof plate (4).