CN215674686U - Small-size portable megaphone of outdoor practice teaching - Google Patents
Small-size portable megaphone of outdoor practice teaching Download PDFInfo
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- CN215674686U CN215674686U CN202122181573.7U CN202122181573U CN215674686U CN 215674686 U CN215674686 U CN 215674686U CN 202122181573 U CN202122181573 U CN 202122181573U CN 215674686 U CN215674686 U CN 215674686U
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- loudspeaker
- groove
- circular groove
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- shell
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 210000001624 hip Anatomy 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of microphones, and particularly relates to a small portable microphone for outdoor practice teaching, which comprises a microphone shell and a belt clip, wherein the belt clip comprises an L-shaped vertical plate, the L-shaped vertical plate is provided with a first folded plate, the first folded plate is provided with a second folded plate, the joint of the first folded plate and the second folded plate is provided with a boss, the boss is provided with a lock hole, the microphone shell is provided with a groove, the groove is provided with a first circular groove, the first circular groove is provided with a second circular groove, a lock bolt is assembled in the first circular groove, one end of the lock bolt extending into the second circular groove is fixedly connected with a limit plate, the side surface of the limit plate is provided with a pushing piece penetrating through the rear end of the microphone shell, the rear end of the microphone shell is provided with a moving groove matched with the pushing piece, a spring positioned on the left side of the limit plate is assembled in the second circular groove, the belt clip of the microphone can seal a belt in the belt clip, so that a user can move up and down, the belt clip of the loudspeaker shell can not slide out of the belt, so that the loudspeaker is prevented from being broken.
Description
Technical Field
The utility model belongs to the technical field of loudspeakers, and particularly relates to a small portable loudspeaker for outdoor practice teaching.
Background
The loudspeaker is generally applied to public activities such as teacher outdoor teaching and is mainly used for amplifying the sound of a user. In order to facilitate the user to carry the loudspeaker with him, the conventional loudspeaker is usually provided with a belt clip for hooking the loudspeaker on a belt, and although the loudspeaker provided with the belt clip is widely used, it still has a disadvantage in the practical application process: after a user hooks the loudspeaker on the belt between waists, because the body is movable, especially when large amount of exercise exists in outdoor practice teaching, the belt clamp of the loudspeaker shell can easily slide out of the belt, so that the loudspeaker is broken; not only can influence the teaching effect, but also has potential safety hazard. In order to solve the problems, a small portable loudspeaker for outdoor practice teaching needs to be designed.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model is: aims to provide a small portable loudspeaker for outdoor practice teaching, which is used for solving the problems in the background technology.
In order to achieve the technical purpose, the technical scheme adopted by the utility model is as follows:
a small portable loudspeaker for outdoor practice teaching comprises a loudspeaker shell and a belt clamp, wherein the belt clamp comprises an L-shaped vertical plate, the upper end of the L-shaped vertical plate is fixedly connected with the loudspeaker shell, a first folded plate bent towards one side close to the loudspeaker shell is arranged at the lower end of the L-shaped vertical plate, a second folded plate bent towards one side far away from the loudspeaker shell is arranged at the lower end of the first folded plate, a boss is fixedly connected to one side, close to the loudspeaker shell, of the joint of the first folded plate and the second folded plate, and the boss is provided with a lock hole which penetrates through the boss in a transverse direction;
the loudspeaker shell is provided with a groove matched with the boss, one end of the groove is provided with a first circular groove, the tail end of the first circular groove is provided with a second circular groove with the diameter larger than that of the first circular groove, a lock bolt is assembled in the first circular groove and extends into one end of the second circular groove to be fixedly connected with a limiting plate, the side face of the limiting plate is provided with a pushing piece penetrating through the rear end of the loudspeaker shell, the rear end of the loudspeaker shell is provided with a moving groove matched with the pushing piece, and a spring located on the left side of the limiting plate is assembled in the second circular groove.
When a user hooks the loudspeaker on a belt between the waist, the elastic force of the spring is overcome by the pushing piece to push the pushing piece to one side far away from the boss, the limiting plate drives the lock bolt to be put into the second circular groove, after the lock bolt exits from the lock hole, the belt clamp can be broken through the second folded plate, when a gap between the boss and the loudspeaker shell can pass through the belt, the belt clamp is hooked on the belt, then the belt clamp is loosened, the belt clamp can drive the boss to be inserted into the groove under the action of the elastic force of the belt clamp, after the lock hole is aligned with the first circular groove, the pushing piece is loosened, the spring can rebound to drive the lock bolt to be inserted into the lock hole, the belt can be sealed in the belt clamp by the boss locked in the groove, even if the body of the user fluctuates up and down, the belt clamp of the loudspeaker shell cannot slide out of the belt, and the loudspeaker can be prevented from being broken.
The loudspeaker shell is characterized in that a wire groove penetrating through the side face of the loudspeaker shell is formed in the left end of the second circular groove, a pull wire penetrating through the wire groove is formed in the left end of the limiting plate, and a pulling piece is arranged at the tail end of the pull wire.
The shape of the pulling piece is spherical, the spherical pulling piece is simple and attractive, and the pulling piece is convenient for a user to hold and use.
Fixedly connected with reinforcing plate between L shape riser upper portion and the megaphone casing, the reinforcing plate can strengthen the joint strength between L shape riser upper portion and the megaphone casing, makes whole belt clamp durable more.
The end of the pushing part far away from the loudspeaker shell is provided with an arc-shaped groove, and the arc-shaped groove can enable the pushing part to be better attached to a finger of a user, so that the user can push the pushing part conveniently.
And one end of the lock bolt, which is far away from the pushing piece, is chamfered, and the chamfered end can guide the lock bolt when the lock bolt is inserted into the lock hole, so that the lock bolt can be smoothly inserted into the lock hole.
The jack matched with the lock bolt is seted up to the recess other end, can insert in the jack after the lock bolt runs through the lockhole, can play further stabilizing effect to the lock bolt like this.
The utility model provides a small portable loudspeaker for outdoor practice teaching, wherein a belt clip of the loudspeaker is hooked on a belt and then can seal the belt in the belt clip, so that the belt clip of a loudspeaker shell cannot slide out of the belt even if a user has large exercise amount and the body of the user fluctuates up and down, and the loudspeaker can be prevented from falling down and being broken. The utility model can ensure the continuity of teaching, has higher safety and is suitable for being used in outdoor practical teaching with more complex environment.
Drawings
The utility model is further illustrated by the non-limiting examples given in the figures.
FIG. 1 is a schematic structural view of a small portable loudspeaker for outdoor practice teaching according to an embodiment of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is an enlarged view of the structure at B in FIG. 1;
FIG. 4 is a partial schematic view of the present invention;
FIG. 5 is an enlarged view of the structure at C in FIG. 4;
fig. 6 is a schematic structural view of the belt clip of the present invention;
fig. 7 is a schematic view of the connection of the lock bolt, the retainer plate and the pusher of the present invention.
The main element symbols are as follows:
the loudspeaker comprises a loudspeaker shell 1, a belt clamp 12, an L-shaped vertical plate 2, a first folding plate 21, a second folding plate 22, a boss 23, a lock hole 24, a groove 3, a first circular groove 31, a second circular groove 32, a lock bolt 33, a limiting plate 34, a pushing piece 35, a moving groove 36, a spring 37, a wire groove 4, a pull wire 41, a pulling piece 42, a reinforcing plate 43, an arc-shaped groove 44 and a jack 45.
Detailed Description
In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.
As shown in fig. 1-7, the small portable microphone for outdoor practice teaching of the present invention comprises a microphone housing 1 and a belt clip 12, wherein the belt clip 12 comprises an L-shaped vertical plate 2 whose upper end is fixedly connected with the microphone housing 1, the lower end of the L-shaped vertical plate 2 is provided with a first folded plate 21 which is bent towards one side close to the microphone housing 1, the lower end of the first folded plate 21 is provided with a second folded plate 22 which is bent towards one side far away from the microphone housing 1, one side close to the microphone housing 1 at the joint of the first folded plate 21 and the second folded plate 22 is fixedly connected with a boss 23, and the boss 23 is provided with a lock hole 24 which is transversely penetrated;
the recess 3 with boss 23 assorted is seted up to megaphone casing 1, first circular slot 31 has been seted up to 3 one ends of recess, the second circular slot 32 that the diameter is greater than first circular slot 31 is seted up at first circular slot 31 end, be equipped with set bar 33 in the first circular slot 31, set bar 33 stretches into second circular slot 32 one end fixedly connected with limiting plate 34, the limiting plate 34 side is equipped with the impeller 35 that runs through the 1 rear end of megaphone casing, the 1 rear end of megaphone casing be equipped with impeller 35 assorted motion groove 36, be equipped with in the second circular slot 32 and be located the left spring 37 of limiting plate 34.
The boss 23 at the joint of the first folded plate 21 and the second folded plate 22 is inserted into the groove 3 in the initial state, and the locking hole 24 and the first circular groove 31 are aligned with each other; the spring 37 pushes the latch 33 to the boss 23 side through the limit plate 34 in the initial state, so that the latch 33 is inserted into the lock hole 24 to prevent the boss 23 from being separated from the groove 3;
when a user hooks the loudspeaker on the belt at the waist, firstly, the pushing piece 35 overcomes the elastic force of the spring 37 to push the belt away from the boss 23, so that the limiting plate 34 drives the lock bolt 33 to be accommodated in the second circular groove 32, after the lock bolt 33 exits from the lock hole 24, the belt clip 12 can be broken off through the second folded plate 22, when the gap between the boss 23 and the loudspeaker shell 1 can allow the belt to pass through, the belt clip 12 is hooked on the belt, then the belt clip 12 is loosened, at the moment, the belt clip 12 can drive the boss 23 to be inserted into the groove 3 under the action of the self elastic force, after the lock hole 24 is aligned with the first circular groove 31, the pushing piece 35 is loosened, at the moment, the spring 37 can rebound to drive the lock bolt 33 to be inserted into the groove 24, the boss 23 locked in the groove 3 can seal the belt in the belt clip 12, even if the body of the user fluctuates up and down, the belt clip 12 of the loudspeaker shell 1 cannot slide out of the belt, this prevents the loudspeaker from being broken.
The wire casing 4 that runs through loudspeaker casing 1 side is equipped with to second circular slot 32 left end, and limiting plate 34 left end is equipped with the 41 that act as go-between that runs through wire casing 4, and the 41 end of acting as go-between is equipped with draws piece 42, and when the user stimulates and draws piece 42, draw piece 42 can be through 41 pulling limiting plate 34 that acts as go-between, and then drive set bar 33 and remove, and the person of facilitating the use like this carries out the unblock to boss 23 in loudspeaker casing 1's side to satisfy different use needs.
The pulling member 42 is spherical, and the spherical pulling member 42 is simple and beautiful and is convenient for a user to hold and use.
Fixedly connected with reinforcing plate 43 between 2 upper portions of L-shaped riser and loudspeaker casing 1, reinforcing plate 43 can strengthen the joint strength between 2 upper portions of L-shaped riser and loudspeaker casing 1, makes whole belt clamp 12 durable more sturdy.
The end of the pushing part 35 far away from the loudspeaker shell 1 is provided with an arc-shaped groove 44, and the arc-shaped groove 44 can enable the pushing part 35 to be better attached to the fingers of a user, so that the user can push the pushing part 35 conveniently.
And the end of the lock bolt 33, which is far away from the pushing piece 35, is chamfered, and after the chamfering treatment, the lock bolt 33 can be guided when the lock bolt 33 is inserted into the lock hole 24, so that the lock bolt 33 can be smoothly inserted into the lock hole 24.
The other end of the groove 3 is provided with an insertion hole 45 matched with the latch 33, and the latch 33 can be inserted into the insertion hole 45 after penetrating through the lock hole 24, so that the latch 33 can be further stabilized.
The foregoing embodiments are merely illustrative of the principles of the present invention and its efficacy, and are not to be construed as limiting the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (7)
1. The utility model provides a small-size portable megaphone of outdoor practice teaching, includes megaphone casing and belt clamp, its characterized in that: the belt clip comprises an L-shaped vertical plate, the upper end of the L-shaped vertical plate is fixedly connected with the loudspeaker shell, a first folded plate which is bent towards one side close to the loudspeaker shell is arranged at the lower end of the L-shaped vertical plate, a second folded plate which is bent towards one side far away from the loudspeaker shell is arranged at the lower end of the first folded plate, a boss is fixedly connected to one side close to the loudspeaker shell at the joint of the first folded plate and the second folded plate, and the boss is provided with a lock hole which is transversely arranged in a penetrating mode;
the loudspeaker shell is provided with a groove matched with the boss, one end of the groove is provided with a first circular groove, the tail end of the first circular groove is provided with a second circular groove with the diameter larger than that of the first circular groove, a lock bolt is assembled in the first circular groove and extends into one end of the second circular groove to be fixedly connected with a limiting plate, the side face of the limiting plate is provided with a pushing piece penetrating through the rear end of the loudspeaker shell, the rear end of the loudspeaker shell is provided with a moving groove matched with the pushing piece, and a spring located on the left side of the limiting plate is assembled in the second circular groove.
2. The outdoor practice teaching miniature carry-on loudspeaker of claim 1, wherein: the loudspeaker shell is characterized in that a wire groove penetrating through the side face of the loudspeaker shell is formed in the left end of the second circular groove, a pull wire penetrating through the wire groove is formed in the left end of the limiting plate, and a pulling piece is arranged at the tail end of the pull wire.
3. An outdoor practice teaching miniature carry-on loudspeaker according to claim 2 wherein: the pulling piece is spherical.
4. The outdoor practice teaching miniature carry-on loudspeaker of claim 1, wherein: and a reinforcing plate is fixedly connected between the upper part of the L-shaped vertical plate and the loudspeaker shell.
5. The outdoor practice teaching miniature carry-on loudspeaker of claim 1, wherein: an arc-shaped groove is formed in one end, far away from the loudspeaker shell, of the pushing piece.
6. The outdoor practice teaching miniature carry-on loudspeaker of claim 1, wherein: and one end of the lock bolt, which is far away from the pushing piece, is chamfered.
7. The outdoor practice teaching miniature carry-on loudspeaker of claim 1, wherein: and the other end of the groove is provided with a jack matched with the lock bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122181573.7U CN215674686U (en) | 2021-09-10 | 2021-09-10 | Small-size portable megaphone of outdoor practice teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122181573.7U CN215674686U (en) | 2021-09-10 | 2021-09-10 | Small-size portable megaphone of outdoor practice teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215674686U true CN215674686U (en) | 2022-01-28 |
Family
ID=79961965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122181573.7U Expired - Fee Related CN215674686U (en) | 2021-09-10 | 2021-09-10 | Small-size portable megaphone of outdoor practice teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215674686U (en) |
-
2021
- 2021-09-10 CN CN202122181573.7U patent/CN215674686U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20220128 |