CN214839340U - Movable loudspeaker for large conference - Google Patents
Movable loudspeaker for large conference Download PDFInfo
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- CN214839340U CN214839340U CN202120703320.9U CN202120703320U CN214839340U CN 214839340 U CN214839340 U CN 214839340U CN 202120703320 U CN202120703320 U CN 202120703320U CN 214839340 U CN214839340 U CN 214839340U
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- speaker
- fixedly connected
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- connecting cylinder
- worm
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Abstract
The utility model discloses a portable loudspeaker is used in macro-conference, including the speaker, the flexible pull rod of rear side fixedly connected with of speaker, four corners of speaker downside are all fixedly connected with connecting cylinder, are equipped with the screw thread on the lateral wall of connecting cylinder, and threaded connection has the connecting piece on the connecting cylinder, and the downside of speaker is equipped with the connection chamber, and the speaker is located to connect the intracavity and rotates and be connected with the turbine, and the speaker is just being equipped with the knob on the lateral wall in connection chamber, and the downside of speaker is just being equipped with two universal wheels to connection chamber department, the utility model discloses can conveniently support the speaker, also can support the speaker under the terrain conditions of various differences simultaneously for the speaker is more firm.
Description
Technical Field
The utility model relates to a speaker field specifically is a movable speaker is used in macro-conference.
Background
With the continuous development of economy in China, the types of commodities are more diversified, and in order to attract customers to buy the commodities in the future, activities can be carried out at the door of a store or on a square with more people. However, many activities are open air, open and noisy, requiring loudspeakers to increase the volume. The price of the existing loudspeaker is heavy and inconvenient to move; and outdoor topographic conditions are complicated changeable, and current speaker does not have fine strutting arrangement, very easily emptys when using.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a movable loudspeaker is used in large-scale meeting 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 a movable speaker is used in large-scale meeting, includes the speaker, the rear side fixedly connected with telescopic link of speaker, four corners of speaker downside are all fixedly connected with connecting cylinder, be equipped with the screw thread on the lateral wall of connecting cylinder, threaded connection has the connecting piece on the connecting cylinder, the downside of speaker is equipped with the connection chamber, the speaker is located the connection intracavity and rotates and be connected with the turbine, the speaker is just being equipped with the knob on the lateral wall of connecting the chamber, the downside of speaker is just being equipped with two universal wheels to connection chamber department.
Preferably, the upper side of the worm wheel is rotatably connected with a worm, the right side of the worm is fixedly connected with the knob, the worm is meshed with the worm wheel, and the side end face of the worm wheel is fixedly connected with a cam.
Preferably, the upper side of universal wheel is equipped with the connecting rod, the upside fixedly connected with stripper plate of connecting rod, be equipped with the spring between stripper plate and the connection intracavity wall, the spring winding is on the connecting rod.
Preferably, the connecting piece is the I-shaped structure, the downside of connecting cylinder is equipped with a removal section of thick bamboo, the downside fixedly connected with supporting legs of a removal section of thick bamboo, the middle fixedly connected with guide bar of a removal section of thick bamboo, the hole of guide bar and connecting cylinder all is the rectangle structure, the upper end sliding connection of guide bar is in the hole of connecting cylinder.
Compared with the prior art, the beneficial effects of the utility model are that: when the loudspeaker needs to be carried, the worm is driven to rotate through the rotary knob, the worm drives the worm wheel to rotate together through meshing transmission, the cam at the side end of the worm wheel extrudes the extrusion plate, the universal wheel is moved to the lower side of the supporting leg by the extrusion plate through the connecting rod, the loudspeaker is pulled to move through the telescopic pull rod, and the loudspeaker is carried; according to site environment's topography, swivel connected coupler, the connecting piece drives the removal section of thick bamboo and removes together when changing position on the connecting cylinder, changes the position of supporting legs, adapts to different topography, supports the speaker, avoids the speaker to take place the condition of empting, has protected the safety of speaker.
Drawings
FIG. 1 is a schematic view of a speaker connection structure;
FIG. 2 is a schematic view of a turbine attachment configuration.
In the figure: the loudspeaker comprises a loudspeaker 1, a telescopic pull rod 2, supporting legs 3, a connecting cylinder 4, a moving cylinder 5, a connecting piece 6, a guide rod 7, a universal wheel 8, a turbine wheel 9, a worm 10, a knob 11, a cam 12, a squeezing plate 13, a connecting rod 14 and a spring 15.
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. 1-2, the present invention provides a technical solution: the utility model provides a movable speaker is used in large-scale meeting, including speaker 1, speaker 1's rear side fixedly connected with telescopic link 2, four corners of speaker 1 downside are all fixedly connected with connecting cylinder 4, be equipped with the screw thread on connecting cylinder 4's the lateral wall, threaded connection has connecting piece 6 on connecting cylinder 4, speaker 1's downside is equipped with the connection chamber, speaker 1 is located the connection intracavity and rotates and be connected with turbine 9, speaker 1 is just being equipped with knob 11 on the lateral wall of connecting the chamber, speaker 1's downside is just being equipped with two universal wheels 8 to connection chamber department.
The upper side of the worm wheel 9 is rotatably connected with a worm 10, the right side of the worm 10 is fixedly connected with a knob 11, the worm 10 is meshed with the worm wheel 9, a cam 12 is fixedly connected with the side end face of the worm wheel 9, the worm 10 is driven to rotate by rotating the knob 11, the worm 10 drives the worm wheel 9 to rotate through meshing transmission, and the cam 12 rotates along with the worm wheel 9.
The upside of universal wheel 8 is equipped with connecting rod 14, the upside fixedly connected with stripper plate 13 of connecting rod 14, stripper plate 13 and be equipped with spring 15 between the connection intracavity wall, spring 15 winding is on connecting rod 14, cam 12 extrudees stripper plate 13, promote stripper plate 13 and remove, and compress spring 15, stripper plate 13 removes universal wheel 8 to the downside of supporting legs 3 through connecting rod 14, remove through 2 pulling speakers 1 of flexible pull rod, spring 15 can resume the normal position with universal wheel 8.
Connecting piece 6 is the I-shaped structure, the downside of connecting cylinder 4 is equipped with a removal section of thick bamboo 5, the downside fixedly connected with supporting legs 3 of a removal section of thick bamboo 5, the middle fixedly connected with guide bar 7 of a removal section of thick bamboo 5, the hole of guide bar 7 and connecting cylinder 4 all is the rectangle structure, avoid a removal section of thick bamboo 5 and supporting legs 3 to take place to deflect, the upper end sliding connection of guide bar 7 is in the hole of connecting cylinder 4, swivel joint spare 6, connecting piece 6 relocation on connecting cylinder 4, the downside of connecting piece 6 is at a removal section of thick bamboo 5 internal rotations, connecting piece 6 drives a removal section of thick bamboo 5 and moves together when removing, change the position of supporting legs 3, adapt to the on-the-spot topography environment.
The working principle is as follows: when the loudspeaker 1 needs to be carried, the worm 10 is driven to rotate through the rotary knob 11, the worm 10 drives the turbine 9 to rotate through meshing transmission, the cam 12 rotates along with the turbine 9, the cam 12 extrudes the extrusion plate 13, the extrusion plate 13 is pushed to move, the spring 15 is compressed, the extrusion plate 13 moves the universal wheel 8 to the lower side of the supporting leg 3 through the connecting rod 14, the loudspeaker 1 is pulled to move through the telescopic pull rod 2, the spring 15 can restore the universal wheel 8 to the original position, the connecting piece 6 is rotated according to the terrain of a site environment, the position of the connecting piece 6 is changed on the connecting cylinder 4, the lower side of the connecting piece 6 rotates in the moving cylinder 5, the connecting piece 6 drives the moving cylinder 5 to move together while moving, the position of the supporting leg 3 is changed, and the loudspeaker is suitable for the terrain environment of the site.
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 (4)
1. A movable loudspeaker for large conferences, comprising a loudspeaker (1), characterized in that: rear side fixedly connected with telescopic pull rod (2) of speaker (1), four corners of speaker (1) downside are fixedly connected with connecting cylinder (4) all, be equipped with the screw thread on the lateral wall of connecting cylinder (4), threaded connection has connecting piece (6) on connecting cylinder (4), the downside of speaker (1) is equipped with the connection chamber, speaker (1) is located the connection intracavity and rotates and be connected with turbine (9), speaker (1) is just being equipped with knob (11) on the lateral wall of connecting the chamber, the downside of speaker (1) is just being equipped with two universal wheels (8) to connection chamber department.
2. The movable loudspeaker for large conferences according to claim 1, characterized in that: the upper side of the worm wheel (9) is rotatably connected with a worm (10), the right side of the worm (10) is fixedly connected with a knob (11), the worm (10) is meshed with the worm wheel (9) and connected with the worm wheel, and a cam (12) is fixedly connected to the side end face of the worm wheel (9).
3. The movable loudspeaker for large conferences according to claim 1, characterized in that: the upside of universal wheel (8) is equipped with connecting rod (14), the upside fixedly connected with stripper plate (13) of connecting rod (14), be equipped with spring (15) between stripper plate (13) and the connection intracavity wall, spring (15) twine is on connecting rod (14).
4. The movable loudspeaker for large conferences according to claim 1, characterized in that: connecting piece (6) are the I-shaped structure, the downside of connecting cylinder (4) is equipped with a removal section of thick bamboo (5), the downside fixedly connected with supporting legs (3) of a removal section of thick bamboo (5), the centre fixedly connected with guide bar (7) of a removal section of thick bamboo (5), the hole of guide bar (7) and connecting cylinder (4) all is the rectangle structure, the upper end sliding connection of guide bar (7) is in the hole of connecting cylinder (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120703320.9U CN214839340U (en) | 2021-04-07 | 2021-04-07 | Movable loudspeaker for large conference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120703320.9U CN214839340U (en) | 2021-04-07 | 2021-04-07 | Movable loudspeaker for large conference |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214839340U true CN214839340U (en) | 2021-11-23 |
Family
ID=78762206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120703320.9U Active CN214839340U (en) | 2021-04-07 | 2021-04-07 | Movable loudspeaker for large conference |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214839340U (en) |
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2021
- 2021-04-07 CN CN202120703320.9U patent/CN214839340U/en active Active
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