CN208905153U - A kind of portable main dual-purpose active audio amplifier of expansion - Google Patents
A kind of portable main dual-purpose active audio amplifier of expansion Download PDFInfo
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- CN208905153U CN208905153U CN201822138317.8U CN201822138317U CN208905153U CN 208905153 U CN208905153 U CN 208905153U CN 201822138317 U CN201822138317 U CN 201822138317U CN 208905153 U CN208905153 U CN 208905153U
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- cabinet
- audio amplifier
- active audio
- wall
- threaded rod
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Abstract
The utility model belongs to speaker technology field, in particular a kind of portable main dual-purpose active audio amplifier of expansion, including cabinet, the top of the cabinet is opening, protective shell is fixedly installed on the bottom of box outer wall, and the top of protective shell is opening, servo motor is fixedly installed in the bottom outer wall of the cabinet, support rod is fixedly installed on the output shaft of the servo motor, and one end of support rod extends to outside protective shell, fixing sleeve is equipped with small belt pulley on the support rod, threaded rod is rotatably equipped in the cabinet, and fixing sleeve is equipped with big belt pulley on threaded rod, and belt is wound between big belt pulley and small belt pulley, there are two sliding blocks for screw thread installation on the threaded rod, hinge bar is hinged on two sliding blocks, hinged block has been respectively articulated on two hinge bars, be not fixed at the top of two hinged blocks be equipped with it is same A support plate.The utility model is practical, time saving and energy saving, carries also more convenient.
Description
Technical field
The utility model relates to speaker technology fields, more particularly to a kind of portable main dual-purpose active audio amplifier of expansion.
Background technique
Active audio amplifier is also known as " active speaker ", typically refers to the speaker with power amplifier, such as monitor speaker, more
Media speaker, active super low voice box and some novel home theater active audio amplifiers etc., so the efficiency of amplifier often may be used
To be made high, distortion is also opposite can be with smaller.
But traditional active audio amplifier carries and inconvenience, needs manpower to mention and needs that places to tend to, take
When it is laborious, for this purpose, proposing a kind of portable main to expand dual-purpose active audio amplifier.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and the one kind proposed is portable
It is main to expand dual-purpose active audio amplifier.
To achieve the goals above, the utility model adopts the technical scheme that a kind of portable main expansion is dual-purpose
Active audio amplifier, including cabinet, the top of the cabinet are opening, are fixedly installed with protective shell on the bottom of box outer wall, and
The top of protective shell is opening, is fixedly installed with servo motor, the output of the servo motor in the bottom outer wall of the cabinet
Support rod is fixedly installed on axis, and one end of support rod extends to outside protective shell, fixing sleeve is equipped with cuticle on the support rod
Belt wheel is rotatably equipped with threaded rod in the cabinet, and fixing sleeve is equipped with big belt pulley, and big belt pulley and cuticle on threaded rod
Belt is wound between belt wheel, screw thread installation is hinged with hinge bar there are two sliding block on the threaded rod on two sliding blocks, and two
It has been respectively articulated with hinged block on a hinge bar, has been not fixed at the top of two hinged blocks and the same support plate is installed, the support
Active audio amplifier ontology is placed at the top of plate, the bottom four corners position of the cabinet is equipped with universal wheel, the active audio amplifier sheet
The top of body is equipped with mounting hole.
Preferably, two sections of oppositely oriented external screw threads, two sliding blocks side close to each other are offered on the threaded rod
Offer first through hole, offer identical internal screw thread on the inner wall of two first through hole, the external screw thread with it is corresponding
Internal screw thread is meshed, and threaded rod is allowed to drive sliding block to slide while rotation.
Preferably, the bottom of described two sliding blocks is nested with ball, and ball is in contact with the bottom interior wall of cabinet, makes
Sliding block sliding get up it is more convenient.
Preferably, gag lever post is symmetrically fixedly installed on the two sides inner wall of the cabinet, two gag lever posts are close to each other
One end is fixedly installed with limited block, and two gag lever posts are slidably connected with two sliding blocks respectively, so that sliding block is able to support and limit
Position.
Preferably, mounting blocks are symmetrically fixedly installed on the two sides inner wall of the cabinet, two mounting blocks are close to each other
Side opens up fluted, is equipped with first bearing in two grooves, the outer ring of two first bearings and corresponding groove
Inner wall is fixedly connected, and the fixation of the inner ring of two first bearings is set on threaded rod, so that threaded rod is able to support and fixes, is made
Threaded rod can only be rotated.
Preferably, the side of the protective shell offers the second through-hole, and second bearing is equipped in second through-hole, described
The outer ring of second bearing is fixedly connected with the inner wall of the second through-hole, and the inner ring fixation of the second bearing is set on support rod,
It so that support rod is able to support and fixes, rotate support rod can only.
Compared with prior art, the utility model has the beneficial effects that firstly, the device passes through cabinet, protective shell, servo
Motor, support rod, small belt pulley, threaded rod, big belt pulley, belt, sliding block, hinge bar, hinged block, support plate, active audio amplifier
Ontology, universal wheel, mounting hole match, and start the rotating forward button of two-direction switch, and servo motor drives support rod rotation, support rod
Small belt pulley rotation is driven, small belt pulley drives belt rotation, and belt drives big belt pulley rotation, and big belt pulley drives threaded rod
Rotation, threaded rod drive two sliding blocks close to each other, two sliding blocks drive two hinge bars using relative to hinged block as the center of circle
It rotates, the top of two hinge bars increases, and two hinge bars drive two hinged blocks to increase, and hinged block drives support plate liter
Height, then active audio amplifier ontology is placed on the supporting plate, it is time saving and energy saving when placing people；
Pass through cabinet, protective shell, servo motor, support rod, small belt pulley, threaded rod, big belt pulley, belt, sliding block, hinge
Extension bar, hinged block, support plate, active audio amplifier ontology, universal wheel, mounting hole match, and restart the reversion button of two-direction switch,
Make to support sheet reset, support plate drives active audio amplifier ontology to move downward, and stablizes so that active audio amplifier ontology be made to place, then push
Active audio amplifier ontology can make active audio amplifier ontology mobile by universal wheel, so that people's carrying is got up more convenient；
The utility model is practical, time saving and energy saving, carries also more convenient.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the utility model；
Fig. 2 is the diagrammatic side-view cross-sectional structural schematic diagram of the utility model；
Fig. 3 is the enlarged structure schematic diagram of part A in the utility model；
In figure: 1, cabinet；2, protective shell；3, servo motor；4, support rod；5, small belt pulley；6, threaded rod；7, big belt
Wheel；8, belt；9, sliding block；10, hinge bar；11, hinged block；12, support plate；13, active audio amplifier ontology；14, universal wheel；15,
Mounting hole.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of portable main dual-purpose active sound of expansion
Case, including cabinet 1, the top of cabinet 1 are opening, are fixedly installed with protective shell 2, and the top of protective shell 2 in 1 bottom outer wall of cabinet
Portion is opening, is fixedly installed with servo motor 3 in the bottom outer wall of cabinet 1, branch is fixedly installed on the output shaft of servo motor 3
Strut 4, and one end of support rod 4 extends to outside protective shell 2, fixing sleeve is equipped with small belt pulley 5, rotation in cabinet 1 on support rod 4
Threaded rod 6 is installed, and fixing sleeve is equipped with big belt pulley 7 on threaded rod 6, and is wound between big belt pulley 7 and small belt pulley 5
Belt 8, screw thread installation is hinged with hinge bar 10 there are two sliding block 9 on two sliding blocks 9 on threaded rod 6, on two hinge bars 10
It is respectively articulated with hinged block 11, the top of two hinged blocks 11, which is not fixed, is equipped with the same support plate 12, the top of support plate 12
Portion is placed with active audio amplifier ontology 13, and the bottom four corners position of cabinet 1 is equipped with universal wheel 14, the top of active audio amplifier ontology 13
Equipped with mounting hole 15；
Two sections of oppositely oriented external screw threads are offered on threaded rod 6, two sliding blocks 9 side close to each other offers
One through-hole offers identical internal screw thread on the inner wall of two first through hole, and external screw thread is meshed with corresponding internal screw thread, makes
Obtaining while threaded rod 6 rotates can drive sliding block 9 to slide, and the bottom of two sliding blocks 9 is nested with ball, and ball and cabinet
1 bottom interior wall is in contact so that sliding block 9 sliding get up it is more convenient, be symmetrically fixedly mounted on the two sides inner wall of cabinet 1 limited
Position bar, two gag lever post one end close to each other are fixedly installed with limited block, and two gag lever posts are slided with two sliding blocks 9 respectively
Connection is symmetrically fixedly installed with mounting blocks, two mounting blocks on the two sides inner wall of cabinet 1 so that sliding block 9 is able to support and limit
Side close to each other opens up fluted, is equipped with first bearing in two grooves, the outer ring of two first bearings and opposite
The inner wall for the groove answered is fixedly connected, and the fixation of the inner ring of two first bearings is set on threaded rod 6, so that threaded rod 6
It is fixed with supporting, rotate threaded rod 6 can only, the side of protective shell 2 offers the second through-hole, and the is equipped in the second through-hole
Two bearings, the outer ring of second bearing are fixedly connected with the inner wall of the second through-hole, and the inner ring fixation of second bearing is set in support rod 4
On so that support rod 4 be able to support fix, rotate support rod 4 can only, by cabinet 1, protective shell 2, servo motor 3,
Support rod 4, threaded rod 6, big belt pulley 7, belt 8, sliding block 9, hinge bar 10, hinged block 11, support plate 12, has small belt pulley 5
Source speaker body 13, universal wheel 14, mounting hole 15 match, and start the rotating forward button of two-direction switch, and servo motor 3 drives support
Bar 4 rotates, and support rod 4 drives small belt pulley 5 to rotate, and small belt pulley 5 drives belt 8 to rotate, and belt 8 drives 7 turns of big belt pulley
Dynamic, big belt pulley 7 drives threaded rod 6 to rotate, and threaded rod 6 drives two sliding blocks 9 close to each other, and two sliding blocks 9 drive two hinges
Extension bar 10 with relative to hinged block 11 rotate for the center of circle, the top of two hinge bars 10 increases, two 10 bands of hinge bar
Dynamic two hinged blocks 11 increase, and hinged block 10 drives support plate 12 to increase, then active audio amplifier ontology 13 is placed on support plate 12
On, it is time saving and energy saving when placing people, pass through cabinet 1, protective shell 2, servo motor 3, support rod 4, small belt pulley 5, threaded rod
6, big belt pulley 7, belt 8, sliding block 9, hinge bar 10, hinged block 11, support plate 12, active audio amplifier ontology 13, universal wheel 14, peace
Dress hole 15 matches, and restarts the reversion button of two-direction switch, resets support plate 12, and support plate 12 drives active audio amplifier ontology
13 move downward, and stablize, then push active audio amplifier ontology 13 so that active audio amplifier ontology 13 be made to place, pass through universal wheel 14
Keeping active audio amplifier ontology 13 mobile, so that people's carrying is got up more convenient, the utility model is practical, and it is time saving and energy saving, it carries
Get up also more convenient.
Working principle: active audio amplifier ontology 13 can it is main expand it is dual-purpose, can amplify, mounting hole 15 can install branch
Frame, the side of cabinet 1 are equipped with two-direction switch, and servo motor 3, two-direction switch and external power supply are successively electrically connected structure by conducting wire
At closed circuit, in use, the rotating forward button of starting two-direction switch, is activated servo motor 3, servo motor 3 drives support
Bar 4 rotates, and support rod 4 drives small belt pulley 5 to rotate, and small belt pulley 5 drives belt 8 to rotate, and belt 8 drives 7 turns of big belt pulley
Dynamic, big belt pulley 7 drives threaded rod 6 to rotate, and threaded rod 6 drives two sliding blocks 9 close to each other, and two sliding blocks 9 drive two hinges
Extension bar 10 with relative to hinged block 11 rotate for the center of circle, the top of two hinge bars 10 increases, two 10 bands of hinge bar
Dynamic two hinged blocks 11 increase, and hinged block 10 drives support plate 12 to increase, then active audio amplifier ontology 13 is placed on support plate 12
On, it is time saving and energy saving when placing people, restart the reversion button of two-direction switch, reset support plate 12, support plate 12 drives
Active audio amplifier ontology 13 moves downward, and stablizes, then push active audio amplifier ontology 13 so that active audio amplifier ontology 13 be made to place, passes through
Universal wheel 14 can make active audio amplifier ontology 13 mobile, so that people's carrying is got up more convenient.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of portable main dual-purpose active audio amplifier of expansion, including cabinet (1), it is characterised in that: the top of the cabinet (1)
It to be open, is fixedly installed with protective shell (2) in cabinet (1) bottom outer wall, and the top of protective shell (2) is opening, it is described
It is fixedly installed in the bottom outer wall of cabinet (1) servo motor (3), is fixedly installed on the output shaft of the servo motor (3)
Support rod (4), and one end of support rod (4) extends to protective shell (2) outside, fixing sleeve is equipped with belt lace on the support rod (4)
It takes turns (5), is rotatably equipped with threaded rod (6) in the cabinet (1), and fixing sleeve is equipped with big belt pulley (7) on threaded rod (6), and
It is wound between big belt pulley (7) and small belt pulley (5) belt (8), there are two sliding blocks for screw thread installation on the threaded rod (6)
(9), it is hinged with hinge bar (10), has been respectively articulated with hinged block (11) on two hinge bars (10), two on two sliding blocks (9)
It is not fixed and is equipped with the same support plate (12) at the top of hinged block (11), be placed with active sound at the top of the support plate (12)
The bottom four corners position of case ontology (13), the cabinet (1) is equipped with universal wheel (14), the top of the active audio amplifier ontology (13)
Portion is equipped with mounting hole (15).
2. the portable main dual-purpose active audio amplifier of expansion of one kind according to claim 1, it is characterised in that: the threaded rod
(6) two sections of oppositely oriented external screw threads are offered on, two sliding block (9) sides close to each other offer first through hole, and two
Identical internal screw thread is offered on the inner wall of a first through hole, the external screw thread is meshed with corresponding internal screw thread.
3. the portable main dual-purpose active audio amplifier of expansion of one kind according to claim 1, it is characterised in that: described two cunnings
The bottom of block (9) is nested with ball, and ball is in contact with the bottom interior wall of cabinet (1).
4. the portable main dual-purpose active audio amplifier of expansion of one kind according to claim 1, it is characterised in that: the cabinet
(1) gag lever post is symmetrically fixedly installed on two sides inner wall, two gag lever posts one end close to each other is fixedly installed with limit
Block, two gag lever posts are slidably connected with two sliding blocks (9) respectively.
5. the portable main dual-purpose active audio amplifier of expansion of one kind according to claim 1, it is characterised in that: the cabinet
(1) be symmetrically fixedly installed with mounting blocks on two sides inner wall, two mounting blocks side close to each other open up it is fluted, two
First bearing is equipped in groove, the outer ring of two first bearings is fixedly connected with the inner wall of corresponding groove, and two first
The fixation of the inner ring of bearing is set on threaded rod (6).
6. the portable main dual-purpose active audio amplifier of expansion of one kind according to claim 1, it is characterised in that: the protective shell
(2) side offers the second through-hole, and second bearing is equipped in second through-hole, and the outer ring of the second bearing is logical with second
The inner wall in hole is fixedly connected, and the inner ring fixation of the second bearing is set on support rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822138317.8U CN208905153U (en) | 2018-12-19 | 2018-12-19 | A kind of portable main dual-purpose active audio amplifier of expansion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822138317.8U CN208905153U (en) | 2018-12-19 | 2018-12-19 | A kind of portable main dual-purpose active audio amplifier of expansion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208905153U true CN208905153U (en) | 2019-05-24 |
Family
ID=66578477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822138317.8U Active CN208905153U (en) | 2018-12-19 | 2018-12-19 | A kind of portable main dual-purpose active audio amplifier of expansion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208905153U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110460403A (en) * | 2019-07-18 | 2019-11-15 | 广东兆磊电子科技有限公司 | A kind of sound console easy to use |
-
2018
- 2018-12-19 CN CN201822138317.8U patent/CN208905153U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110460403A (en) * | 2019-07-18 | 2019-11-15 | 广东兆磊电子科技有限公司 | A kind of sound console easy to use |
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