CN210274409U - Multi-angle indoor voice playing device - Google Patents
Multi-angle indoor voice playing device Download PDFInfo
- Publication number
- CN210274409U CN210274409U CN201921839039.7U CN201921839039U CN210274409U CN 210274409 U CN210274409 U CN 210274409U CN 201921839039 U CN201921839039 U CN 201921839039U CN 210274409 U CN210274409 U CN 210274409U
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- fixedly connected
- motor
- connecting plate
- playing device
- angle
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Abstract
The utility model discloses a multi-angle indoor voice playing device, which comprises a mounting plate, wherein the upper side of the mounting plate is provided with a motor through a bolt, one end of the output shaft of the motor is connected with a rotating shaft through a coupler, one end of the rotating shaft penetrates through the mounting plate through a bearing in a rotating way, one end of the rotating shaft is fixedly connected with a first connecting plate, the lower side of the first connecting plate is connected with a first electric push rod, the lower end of the first electric push rod is fixedly connected with a second connecting plate, one side of the second connecting plate is connected with a fixed rod, the utility model is provided with a motor, the playing device body can be controlled to rotate, the first electric push rod is arranged, the playing device body can be controlled to lift, the second electric push rod is arranged, the inclination of steerable broadcast equipment body, sound size and definition in the adjustable room set up chain and fixed block, play the fixed effect of secondary to the base.
Description
Technical Field
The utility model relates to a pronunciation play device design field specifically is an indoor pronunciation play device of multi-angle.
Background
A speaker is the most common one of voice playing devices, and refers to a set of devices capable of reproducing and playing audio signals. The loudspeaker unit is used as a sounding component, and the box body is used as a supplement of the loudspeaker unit and plays a role in correcting sound. The sound production principle of loudspeaker unit is a conversion of electric energy conversion to sound, and when different electronic energy passed to the coil, the coil produced the magnetic field interaction of an energy and magnet, and this kind of interaction caused the paper dish to vibrate, because electronic energy changes at any time, the coil of loudspeaker can be forward or backward motion, therefore the paper dish of loudspeaker will follow the motion, and this action makes the density degree of air produce the change and produce sound.
In a multimedia classroom, a sound box is an indispensable device, and part of the sound boxes have no function of adjusting angles, so that when people in a certain area of the classroom cannot hear the sound clearly, the sound in the area cannot be made clear by adjusting the angles of the sound boxes; the audio amplifier of hoist and mount in some classrooms has the risk that drops, endangers teachers and students' personal safety.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an indoor pronunciation play device of multi-angle sets up the motor, and steerable broadcast equipment body is rotatory, sets up first electric putter, and steerable broadcast equipment body goes up and down, sets up second electric putter, the inclination of steerable broadcast equipment body, and adjustable indoor sound size and definition set up chain and fixed block, play the fixed effect of secondary to the base to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides an indoor pronunciation play device of multi-angle, includes the mounting panel, the mounting panel upside has the motor through bolt fixed mounting, shaft coupling fixedly connected with pivot is passed through to motor output shaft one end, pivot one end is passed through the bearing and is rotated the mounting panel that runs through, the first connecting plate of pivot one end fixedly connected with, the first electric putter of first connecting plate downside fixedly connected with, first electric putter lower extreme fixedly connected with second connecting plate, second connecting plate one side fixedly connected with dead lever, dead lever downside pin joint has first connecting block, first connecting block downside fixedly connected with mount, mount one side fixedly connected with playback devices body.
Preferably, a second connecting block is connected to one side of the fixing frame in a pin mode, and a second electric push rod is fixedly connected to one side of the second connecting block.
Preferably, the upper side of the second electric push rod is fixedly connected with a third connecting block, and the third connecting block is in pin joint with one side of the fixing rod.
Preferably, the mounting panel upside fixedly connected with connecting rod, connecting rod upper end fixedly connected with base.
Preferably, the surface of the base is provided with a first mounting hole.
Preferably, the first solid fixed ring of base downside fixedly connected with, first solid fixed ring inner circle fixedly connected with chain, chain other end fixedly connected with fixed block.
Preferably, the surface of the fixed block is provided with a second mounting hole.
Preferably, the motor is provided as a stepping motor.
Compared with the prior art, the beneficial effects of the utility model are that:
1. set up the motor, steerable broadcast equipment body is rotatory, sets up first electric putter, and steerable broadcast equipment body goes up and down, sets up second electric putter, the inclination of steerable broadcast equipment body, adjustable indoor sound size and definition.
2. Set up chain and fixed block, play the fixed effect of secondary to the base, when the base drops from the wall, chain and fixed block can prevent that the base from falling ground, prevent that indoor personnel from being injured by a crashing object.
Drawings
Fig. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a schematic view of the top view structure of the present invention.
Fig. 3 is a schematic view of a part of the structure of the second electric putter of the present invention.
In the figure: 1. a base; 2. a connecting rod; 3. mounting a plate; 4. a motor; 5. a rotating shaft; 6. a first connecting plate; 7. a first electric push rod; 8. a second connecting plate; 9. fixing the rod; 10. a first connection block; 11. a fixed mount; 12. a second connecting block; 13. a second electric push rod; 14. a third connecting block; 15. a playback device body; 16. a first mounting hole; 17. a first retaining ring; 18. a chain; 19. a fixed block; 20. and a second 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. 1-3, the present invention provides a technical solution: the utility model provides an indoor pronunciation play device of multi-angle, includes mounting panel 3, 3 upsides of mounting panel have motor 4 through bolt fixed mounting, for making motor 4 rotate certain angle at every turn, motor 4 sets up to step motor.
4 output shaft one end of motor is passed through shaft coupling fixedly connected with pivot 5, 5 one end of pivot is passed through the bearing and is rotated and run through mounting panel 3, 5 one end fixedly connected with first connecting plate 6 of pivot, 6 first electric putter 7 of first connecting plate downside fixedly connected with, 7 lower extreme fixedly connected with second connecting plate 8 of first electric putter, 8 one side fixedly connected with dead lever 9 of second connecting plate, 9 downside pin joints of dead lever have first connecting block 10, 10 downside fixedly connected with mount 11 of first connecting block, 11 one side fixedly connected with playback apparatus body 15 of mount, 11 one side pin joints of mount have second connecting block 12, 12 one side fixedly connected with second electric putter 13 of second connecting block, 13 upside fixedly connected with third connecting block 14 of second electric putter, 14 pin joints of third connecting block are in dead lever 9 one side.
In order to fix the mounting plate 3 on the wall top wall conveniently, at the 3 upside fixedly connected with connecting rod 2 of mounting plate, 2 upper end fixedly connected with bases 1 of connecting rod, first mounting hole 16 has been seted up on the 1 surface of base. In order to play the effect of secondary fixation to base 1, prevent that indoor personnel from being injured by a crashing object, at base 1 downside fixedly connected with first solid fixed ring 17, first solid fixed ring 17 inner circle fixedly connected with chain 18, the other end fixedly connected with fixed block 19 of chain 18. When the base 1 is detached from the wall, the chain 18 and the fixing block 19 prevent the base 1 from falling to the ground. In order to fix the fixing block 19 to the top wall of the wall, a second mounting hole 20 is formed on the surface of the fixing block 19.
The working principle is as follows: the motor 4 rotates, the rotation of the playing device body 15 can be realized through the rotation of the second connecting plate 8, the first electric push rod 7 stretches out and draws back, the lifting of the playing device body 15 can be controlled through the lifting of the second connecting plate 8, the second electric push rod 13 stretches out and draws back, the inclination angle of the playing device body 15 can be controlled through the rotation of the fixing frame 11, and the sound size and the definition of a specific indoor area can be adjusted; when the base 1 falls off from the wall, the chain 18 and the fixing block 19 can prevent the base 1 from falling to the ground, play a role in secondary fixing on the base 1 and prevent indoor personnel from being injured by crashing.
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 (6)
1. The utility model provides an indoor pronunciation play device of multi-angle, includes mounting panel (3), its characterized in that: the mounting plate is characterized in that a motor (4) is fixedly mounted on the upper side of the mounting plate (3) through a bolt, one end of an output shaft of the motor (4) is fixedly connected with a rotating shaft (5) through a shaft coupling, one end of the rotating shaft (5) is rotated through a bearing to penetrate through the mounting plate (3), one end of the rotating shaft (5) is fixedly connected with a first connecting plate (6), a first electric push rod (7) is fixedly connected with the lower side of the first connecting plate (6), a second connecting plate (8) is fixedly connected with the lower end of the first electric push rod (7), a fixing rod (9) is fixedly connected with one side of the second connecting plate (8), a first connecting block (10) is in pin joint with the lower side of the fixing rod (9), a fixing frame (11) is fixedly connected with the lower side of the first connecting block (10), a playing equipment body (, second connecting block (12) one side fixedly connected with second electric putter (13), second electric putter (13) upside fixedly connected with third connecting block (14), third connecting block (14) pin joint is in dead lever (9) one side.
2. The multi-angle indoor voice playing device of claim 1, characterized in that: mounting panel (3) upside fixedly connected with connecting rod (2), connecting rod (2) upper end fixedly connected with base (1).
3. The multi-angle indoor voice playing device of claim 2, characterized in that: the surface of the base (1) is provided with a first mounting hole (16).
4. The multi-angle indoor voice playing device of claim 3, characterized in that: base (1) downside fixedly connected with first solid fixed ring (17), first solid fixed ring (17) inner circle fixedly connected with chain (18), chain (18) other end fixedly connected with fixed block (19).
5. The multi-angle indoor audio playback device of claim 4, wherein: and a second mounting hole (20) is formed in the surface of the fixing block (19).
6. The multi-angle indoor voice playing device of claim 1, characterized in that: the motor (4) is a stepping motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921839039.7U CN210274409U (en) | 2019-10-30 | 2019-10-30 | Multi-angle indoor voice playing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921839039.7U CN210274409U (en) | 2019-10-30 | 2019-10-30 | Multi-angle indoor voice playing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210274409U true CN210274409U (en) | 2020-04-07 |
Family
ID=70020776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921839039.7U Expired - Fee Related CN210274409U (en) | 2019-10-30 | 2019-10-30 | Multi-angle indoor voice playing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210274409U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113098644A (en) * | 2021-03-25 | 2021-07-09 | 重庆振多弱电工程有限公司 | Public broadcasting device capable of automatically adjusting volume according to noise |
-
2019
- 2019-10-30 CN CN201921839039.7U patent/CN210274409U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113098644A (en) * | 2021-03-25 | 2021-07-09 | 重庆振多弱电工程有限公司 | Public broadcasting device capable of automatically adjusting volume according to noise |
| CN113098644B (en) * | 2021-03-25 | 2022-02-11 | 重庆振多弱电工程有限公司 | Public broadcasting device capable of automatically adjusting volume according to noise |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200407 Termination date: 20211030 |