CN210797939U

CN210797939U - Stage anti-sound device convenient to pack up

Info

Publication number: CN210797939U
Application number: CN201921306328.0U
Authority: CN
Inventors: 刘威; 张后胜; 杨晓卿; 孙明超
Original assignee: Hangzhou Tianjiao Stage Equipment Technology Co ltd
Current assignee: Hangzhou Tianjiao Stage Equipment Technology Co ltd
Priority date: 2019-08-13
Filing date: 2019-08-13
Publication date: 2020-06-19
Anticipated expiration: 2029-08-13

Abstract

The utility model provides a conveniently pack up stage anti-sound device relates to stage equipment technical field, including the mount pad with set up the lift portion on the mount pad, lift portion includes the crane and sets up the lifter plate on the crane, the crane is scissors fork structure crane, two sets of scissors fork mechanism junctions of crane are provided with the tie point, the tie point passes through the steel wire and is connected with the mount pad, is provided with the hauler that is used for receiving and releasing the steel wire on the mount pad. The utility model relates to a conveniently pack up stage anti-sound device simple structure, it is stable to use, conveniently packs up, need not artifical the regulation, and control efficiency is high.

Description

Stage anti-sound device convenient to pack up

Technical Field

The utility model relates to the technical field of stage equipment,

especially, the utility model relates to a conveniently pack up stage anti-sound device.

Background

With the increasing abundance of cultural life, people have higher and higher requirements on stage effects in performance activities. When a concert is performed in a theater, most of music energy is diffused and absorbed due to the huge stage space, and particularly, when the concert is played and sung without sound amplification, the music power received by auditorium is very low, and the music effect is greatly reduced. In order to make the auditorium achieve ideal sound effect and sound pressure, a sound reflection cover needs to be built on the stage, reverberation time is prolonged, tone color is beautified, playing effect is strengthened, early reflected sound is increased, the sound is reflected to the auditorium forward instead of disappearing to the space above the stage, and the auditorium can enjoy wonderful tone color in a concert hall in a large theater. Because the use scene of the anti-sound cover has higher pertinence and is generally used in the environments of no-plug-in singing, symphony, chorus and the like, the anti-sound cover can be detached when the theater is not used.

Generally divide into two parts in traditional anti-sound cover is built, partly put on stage face and enclose two sides with the back, another part is installed at the stage top, hang the dress on the jib of stage top, because traditional anti-sound cover roof board does not generally design folding function, and top anti-sound cover installation back is not with stage face board horizontally, but need certain angle, present anti-sound cover roof board angle modulation all is manual regulation basically, need many people to cooperate during the event hoist and mount, and efficiency is lower.

Therefore, in order to solve the above problems, it is necessary to design a stage anti-sound device that is reasonable and convenient to fold.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a simple structure, it is stable to use, conveniently packs up, need not artifical the regulation, and the stage anti-sound device that conveniently packs up that control efficiency is high

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

the utility model provides a conveniently receive up stage anti-sound device, include the mount pad with set up in lift portion on the mount pad, lift portion includes the crane and sets up the lifter plate on the crane, the crane is scissors fork structure crane, two sets of scissors fork mechanism junctions of crane are provided with the tie point, the tie point pass through the steel wire with the mount pad is connected, be provided with on the mount pad and be used for receiving and releasing the hauler of steel wire.

As the utility model discloses a preferred, be provided with the pivot on the lifter plate, the quantity of crane is one at least, and keeps away from the crane of mount pad is through the pivot with be close to the crane of mount pad is connected, the crane winds the pivot rotates.

As the utility model discloses a preferred, the quantity of lifter plate is one, and one the lifter plate only is provided with a pivot.

As the utility model discloses a preferred, the lifter plate is close to one side of mount pad is provided with the inclined plane.

As the utility model discloses a preferred, be provided with the anti-sound cover erection column on the lifter plate, be connected with the anti-sound cover plate on the anti-sound cover erection column.

As a preferred aspect of the present invention, the number of the sound reflecting cover attaching posts is at least two.

Preferably, the sound reflecting cover plate is a PVC elastic member.

As the utility model discloses a preferred, be provided with the through-hole that is used for the steel wire to pass through on the tie point, keep away from be provided with on the tie point of mount pad with the anchor point that the steel wire is connected.

As the utility model discloses a preferred, the crane is the aluminum alloy spare.

As the utility model discloses a preferred, be provided with on the mount pad and be used for fixing the fixing bolt of mount pad.

The utility model relates to a conveniently pack up stage anti-sound device beneficial effect lies in: simple structure, it is stable to use, conveniently packs up, need not artifical the regulation, and control efficiency is high.

Drawings

Fig. 1 is a schematic structural view of a conveniently retractable stage sound reflecting device of the present invention;

fig. 2 is a schematic view of a stage anti-sound device of the present invention;

in the figure: 1. the device comprises a mounting base, 11, a steel wire, 12, a traction machine, 13, a fixing bolt, 2, a folding part, 21, a lifting frame, 22, a lifting plate, 221, an inclined plane, 222, an anti-sound cover mounting column, 23, a connecting point, 24 and a rotating shaft.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Along with the increasingly rich of cultural life, people's requirement to stage effect in the performance activity is higher and higher, generally divide into two parts in traditional anti-sound cover is built, one part is put and is enclosed two sides and back on the stage face, another part is installed at the stage top, hang the dress on the jib of stage top, because traditional anti-sound cover roof plate generally does not design folding function, and the installation of top anti-sound cover back is not with stage face board horizontally, but need certain angle, anti-sound cover roof plate angle modulation all is manual regulation basically at present, so need many people to cooperate during hoist and mount, and efficiency is lower.

The first embodiment is as follows: as shown in fig. 1 and 2, only do the utility model discloses a one of them embodiment, a conveniently put up stage anti-sound device, including mount pad 1 with set up in lift portion 2 on the mount pad 1, lift portion 2 includes crane 21 and sets up the lifter plate 22 on crane 21, crane 21 is scissors fork structure crane, two sets of scissors fork mechanism junctions of crane 21 are provided with tie point 23, tie point 23 pass through steel wire 11 with mount pad 1 is connected, be provided with on the mount pad 1 and be used for receiving and releasing the hauler 12 of steel wire 11.

At first the utility model discloses a structure, lift portion 2 install in on the mount pad 1, actually the 2 carry of lift portion of falling are in mount pad 1 below. Lift portion 2 includes crane 21 and sets up lifter plate 22 on crane 21, crane 21 is scissors fork structure crane, crane 21's two sets of scissors fork mechanism junctions are provided with tie point 23, and crane 21 has the scissors fork mechanism of two sets of symmetries to connect and forms, and crane 21 stretches out and draws back from top to bottom perpendicularly.

Then, the lifting part 2 is lifted, the connection point 23 is connected with the mounting base 1 through the steel wire 11, the traction machine 12 for collecting and releasing the steel wire 11 is arranged on the mounting base 1, when the traction machine 12 lifts the steel wire 11, the distance between the connection point 23 and the mounting base 1 can be drawn close, so that the scissor fork type structure of the lifting frame 21 is collected and lifted, otherwise, after the traction machine 12 releases the steel wire 11 and starts to pay off, the lifting frame 21 is freely unfolded and lowered under the gravity.

It should also be noted that, be provided with pivot 24 on the lifter plate 22, the quantity of crane 21 is one at least, and keeps away from the crane 21 of mount pad 1 is connected with the crane 21 that is close to mount pad 1 through pivot 24, crane 21 winds crane 21 rotates pivot 24, that is to say crane 21 is multisection scissors fork mechanism, and each point of bending all sets up pivot 24 department on lifter plate 22, and crane 21 can free rotation at the point of bending, when making things convenient for hauler 12 to carry and draw steel wire 11, effectively upwards packs up crane 21, and when hauler 12 unwrapped wire 11, crane 21 was expanded under the action of gravity.

Of course, the number of the lifting plate 22 is one, and one lifting plate 22 is only provided with one rotating shaft 24, that is, as many bending parts are provided for the scissor fork mechanism, there are as many lifting plates 22, each lifting plate 22 is arranged in sequence, and the lifting plate 22 is provided with the anti-sound cover mounting column 222, and the anti-sound cover mounting column 222 is connected with the anti-sound cover plate. The extending direction of the anti-sound cover plate arranged between the two adjacent lifting plates 22 can be adjusted by adjusting the height difference of the two adjacent lifting plates 22, so that the effect of anti-sound on the stage is achieved.

Finally, an inclined surface 221 is provided on one side of the lifting plate 22 close to the mounting base 1. That is to say, when the lifting plate 22 is folded, the upper side surface of the lifting plate 22 has a certain angle, and when the lifting plate 22 is lifted upwards, the other lifting plate 22 above the lifting plate is effectively avoided from sliding to both sides until the rotating rod of the lifting frame 21 abuts against the lower side of the lifting plate 22 above. When all lifter plates 22 rise and retract in proper order, the lifter plate 22 of the lower side just slides to the outside of the lifter plate 22 of the upper side, so that the non-deformation of the lifter plate 22 can be ensured under the condition of ensuring effective lifting, and the anti-sound cover plate arranged on the lifter plate 22 is more stable to open and close and is not easy to damage.

The utility model relates to a conveniently pack up stage anti-sound device simple structure, it is stable to use, conveniently packs up, need not artifical the regulation, and control efficiency is high.

Embodiment two, still as shown in fig. 1, 2, only be one of them embodiment of the utility model, in order to make the utility model relates to a conveniently packed up stage anti-sound device pack up the effect better, and stability is higher, the utility model discloses in still have following design:

first, the number of the anti-sound cover mounting posts 222 is at least two, and the anti-sound cover plate is disposed between two adjacent anti-sound cover mounting posts 222.

Then, the anti-sound cover plate is PVC elastic component, and the light anticorrosion of PVC material, and water proof is effectual, convenient washing, and it is damage that frequent lift in-process of anti-sound cover plate causes then to have elasticity, and device life is longer.

Also, the connection point 23 is provided with a through hole for passing the steel wire 11. And an anchor point connected with the steel wire 11 is arranged on a connecting point 23 far away from the mounting seat 1. Because the crane 21 is more than one section, then the tie point 23 also has a plurality ofly, and the lower extreme of steel wire 11 only connects with a tie point 23 of downside, prevents that the steel wire 11 from taking place the winding in other tie point 23 department, and other tie point 23 department sets up the steel wire 11 passageway so, makes things convenient for the steel wire to pass through.

And the lifting frame 21 is an aluminum alloy piece. The lifting frame 21 has lighter weight, and the traction machine 12 has smaller power and is more convenient to lift.

Finally, the mounting base 1 is provided with a fixing bolt 13 for fixing the mounting base 1. In practice, it is sufficient to fix the mount 1 to the stage roof by means of the fixing bolts 13.

The present invention is not limited to the above-described specific embodiments, and various modifications and changes are possible. Any modification, equivalent replacement, improvement and the like made to the above embodiments according to the technical spirit of the present invention should be included in the scope of protection of the present invention.

Claims

1. The utility model provides a conveniently pack up stage anti-sound device which characterized in that: including mount pad (1) and set up in lift portion (2) on mount pad (1), lift portion (2) include crane (21) and set up lifter plate (22) on crane (21), crane (21) are scissors fork structure crane, two sets of scissors fork mechanism junctions of crane (21) are provided with tie point (23), tie point (23) pass through steel wire (11) with mount pad (1) is connected, be provided with on mount pad (1) and be used for receiving and releasing hauler (12) of steel wire (11).

2. A stage sound reflection device convenient to stow up according to claim 1, wherein: be provided with pivot (24) on lifter plate (22), the quantity of crane (21) is one at least, and keeps away from crane (21) of mount pad (1) are through pivot (24) and be close to crane (21) of mount pad (1) are connected, crane (21) wind pivot (24) rotate.

3. A stage sound reflection device convenient to stow up according to claim 2, wherein: the number of the lifting plates (22) is one, and one lifting plate (22) is only provided with one rotating shaft (24).

4. A stage sound reflection device convenient to stow up according to claim 3, wherein: one side of the lifting plate (22) close to the mounting seat (1) is provided with an inclined surface (221).

5. A stage sound reflection device convenient to stow up according to claim 1, wherein: an anti-sound cover mounting column (222) is arranged on the lifting plate (22), and an anti-sound cover plate is connected to the anti-sound cover mounting column (222).

6. A stage sound reflection device convenient to stow up according to claim 5, wherein: the number of the sound reflecting cover mounting columns (222) is at least two.

7. A stage sound reflection device convenient to stow up according to claim 5, wherein: the sound reflecting cover plate is a PVC elastic piece.

8. A stage sound reflection device convenient to stow up according to claim 3, wherein: the connecting point (23) is provided with a through hole for the steel wire (11) to pass through, and the connecting point (23) far away from the mounting seat (1) is provided with an anchor point connected with the steel wire (11).

9. A stage sound reflection device convenient to stow up according to claim 1, wherein: the lifting frame (21) is an aluminum alloy piece.

10. A stage sound reflection device convenient to stow up according to claim 1, wherein: the mounting seat (1) is provided with a fixing bolt (13) for fixing the mounting seat (1).