CN218715542U - Combined music chorus stair platform - Google Patents

Abstract

The utility model discloses a modular music chorus halfpace belongs to the stage and builds technical field, the power distribution box comprises a box body, the left side fixedly connected with telescopic link of box inner chamber. Stretch out through the telescopic link and promote the second extension ladder and remove, the removal through the barrier plate drives the first extension ladder and removes, thereby accomplish the extension of this device, the step of artifical pulling out has been saved, the convenience of this device has been improved, through the inner chamber with the connecting rod insert the spread groove, the removal that drives the movable plate through the removal in device groove dies the connecting rod, thereby accomplish the work of concatenation, make this device can satisfy the use of various number scales, the suitability of this device has been improved, drive the device groove through pressing down the depression bar and remove, through the inner chamber with the connecting rod pull out the spread groove, thereby accomplish the work of demolising, cooperation work through above structure, the ann is torn open the process labour saving and time saving, save the manual work, the efficiency and the quality of work have been improved.

Description

Combined music chorus stair platform

Technical Field

The utility model relates to a technical field is built to the stage, specifically is a modular music chorus halfpace.

Background

The music chorus terraced is made of materials such as aluminum alloy, solid wood and metal, is higher than the horizontal plane and can be used for people to stand on the horizontal plane to perform group performance, chorus or other performance forms.

Chinese patent grant publication No. CN209293499U discloses a folding combined music chorus terrace, which includes: the support, the connecting plate and the supporting rod; the connecting plate is arranged between the two supports and is connected with the supports in a bolt fixing mode; the adjusting frame is arranged at the front part of the bracket and is connected with the bracket through a rotating shaft; the supporting rod is arranged at the front part of the adjusting frame, and the fixing frame is connected with the adjusting frame in an embedding way; the pivot sets up the one end at the alignment jig, and the pivot is connected through the embedding mode with the alignment jig, the utility model discloses a to the improvement of support and alignment jig, have the convenient combination halfpace and satisfy required length, the folding advantage that reduces the space of halfpace when the halfpace is idle to effectual solution the utility model discloses the problem that proposes in the background art is with not enough.

Although can reach according to above-mentioned technical scheme and have the function that makes things convenient for the combination halfpace to satisfy required length, the user is consuming time and energy to the in-process of accomplishing the halfpace concatenation, and it is relatively poor to lead to the practicality of device in the use, has seriously influenced work efficiency and the job schedule of staff in the operative installations in-process, can't satisfy user's in-service demand in present stage

Accordingly, one skilled in the art provides a combined music chorus ladder to solve the problems set forth in the background above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a modular music chorus halfpace possesses ann and tears process labour saving and time saving open, practices thrift the manual work, has improved the efficiency of work and the advantage of quality 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 modular music chorus terraced platform, includes the box, the inner chamber swing joint of box has first extension ladder, the inner chamber swing joint of first extension ladder has the second extension ladder, the left side fixedly connected with telescopic link of box inner chamber, the other end fixed connection of telescopic link is in the right side of second extension ladder inner chamber, the equal fixedly connected with barrier plate in left side on first extension ladder and second extension ladder top, the back fixedly connected with connecting rod of box, the spread groove has been seted up in the front of box, the surface of connecting rod and the inner chamber swing joint of spread groove, the device groove has been seted up on the right side of spread groove, the inner chamber swing joint in device groove has the carriage release lever, the left side fixedly connected with movable plate of carriage release lever, the fixed surface of carriage release lever is connected with the depression bar, the other end of depression bar runs through to the outside of box.

As a further aspect of the present invention: the right side of the moving rod is fixedly connected with a sliding block, the right side of the inner cavity of the device groove is provided with a sliding groove, and the surface of the sliding block is movably connected with the inner cavity of the sliding groove.

As the utility model discloses further scheme again: the bottom end of the moving rod is fixedly connected with a spring, and the bottom end of the spring is fixedly connected to the bottom end of the inner cavity of the device groove.

As a further aspect of the present invention: the surface fixed connection who extends the ladder and second extends the ladder has the stopper, the surperficial swing joint of stopper is in the inner chamber of box and first extension ladder.

As a further aspect of the present invention: the bottom end of the box body is movably connected with a roller support, the roller support is provided with a brake device, and an inner cavity of the roller support is connected with a universal wheel in a rolling mode.

As the utility model discloses further scheme again: the equal fixedly connected with supporting roller in first extension ladder and second extension ladder's bottom, supporting roller's fixed surface is connected with the rubber pad.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a stretch out of telescopic link and promote the second extension ladder and remove, the removal through the barrier plate drives first extension ladder and removes, thereby accomplish the extension of this device, the step of artifical pull-out has been saved, the convenience of this device has been improved, through the inner chamber with the connecting rod insert the spread groove, the removal that drives the movable plate through the removal in device groove is blocked the connecting rod and is died, thereby accomplish the work of concatenation, make this device can satisfy the use of various number scales, the suitability of this device has been improved, drive the device groove through pressing down the depression bar and remove, through the inner chamber with the connecting rod pull-out spread groove, thereby accomplish the work of demolising, cooperation work through above structure, the process labour saving and time saving of tearing open has been realized, practice thrift artifically, the efficiency and the quality of work have been improved.

2. The utility model discloses a spout and slider can make the removal in device groove more in the same direction as smooth, avoid it to appear blocking dead phenomenon at the removal in-process, can carry on spacingly to the removal of first extension ladder and second extension ladder through the stopper, avoid it to appear the phenomenon of skew at the removal in-process, can remove this device through the universal wheel, can lock the universal wheel through the gyro wheel support and die fixedly, the convenience of this device has been improved, through the setting of supporting roller, can reduce the frictional force with ground at the in-process of first extension ladder and the extension of second extension ladder, and can support it, the stability of this device has been improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the front cross-section of the structure of the present invention;

FIG. 3 is a right side sectional view of the structure of the present invention;

fig. 4 is an enlarged structural view of a portion a in fig. 3 according to the present invention.

In the figure: 1. a box body; 2. a first extension ladder; 3. a second extension ladder; 4. a telescopic rod; 5. a blocking plate; 6. a connecting rod; 7. a device slot; 8. a travel bar; 9. moving the plate; 10. connecting grooves; 11. a chute; 12. a slider; 13. a spring; 14. a pressure lever; 15. a limiting block; 16. a roller bracket; 17. a universal wheel; 18. and supporting the roller.

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.

Please refer to fig. 1-4, in the embodiment of the present invention, a combined music chorus terrace, including box 1, the inner chamber swing joint of box 1 has first extension ladder 2, the inner chamber swing joint of first extension ladder 2 has second extension ladder 3, the left side fixedly connected with telescopic link 4 of box 1 inner chamber, the other end fixed connection of telescopic link 4 is in the right side of second extension ladder 3 inner chamber, the equal fixedly connected with barrier plate 5 in left side on first extension ladder 2 and second extension ladder 3 top, the back fixedly connected with connecting rod 6 of box 1, spread groove 10 has been seted up in the front of box 1, the surface of connecting rod 6 and the inner chamber swing joint of spread groove 10, device groove 7 has been seted up on the right side of spread groove 10, the inner chamber swing joint of device groove 7 has carriage release lever 8, the left side fixedly connected with movable plate 9 of movable plate carriage release lever 8, the fixed surface of carriage release lever 8 is connected with depression bar 14, the other end of depression bar 14 runs through to the outside of box 1.

Stretch out through telescopic link 4 and promote second extension ladder 3 and remove, the removal through barrier plate 5 drives first extension ladder 2 and removes, thereby accomplish the extension of this device, the step of artifical pull-out has been saved, the convenience of this device has been improved, through the inner chamber with connecting rod 6 insert spread groove 10, the removal through device groove 7 drives the removal of movable plate 9 and blocks to connecting rod 6 and die, thereby accomplish the work of concatenation, make this device can satisfy the use of various number scales, the suitability of this device has been improved, drive device groove 7 through pressing down depression bar 14 and remove, through the inner chamber with connecting rod 6 pull-out spread groove 10, thereby accomplish the work of demolising, cooperation work through above structure, the ann has realized and has torn the process labour saving and time saving, practice thrift artifically, the efficiency and the quality of work have been improved.

In this embodiment, a sliding block 12 is fixedly connected to the right side of the moving rod 8, a sliding groove 11 is formed in the right side of the inner cavity of the device groove 7, and the surface of the sliding block 12 is movably connected to the inner cavity of the sliding groove 11.

The sliding groove 11 and the sliding block 12 can make the movement of the device groove 7 smoother, and the phenomenon of blocking during the movement process is avoided.

In this embodiment, a spring 13 is fixedly connected to the bottom end of the moving rod 8, and the bottom end of the spring 13 is fixedly connected to the bottom end of the inner cavity of the device slot 7.

Can carry out bounce-back reset function to device groove 7 when losing the holding down force through spring 13, make it can block connecting rod 6.

In this embodiment, the fixed surface of the first extension ladder 2 and the second extension ladder 3 is connected with a limiting block 15, and the surface of the limiting block 15 is movably connected with the inner cavities of the box body 1 and the first extension ladder 2.

The movement of the first extension ladder 2 and the second extension ladder 3 can be limited through the limiting block 15, and the phenomenon of deviation in the moving process is avoided.

In this embodiment, the bottom end of the box body 1 is movably connected with a roller bracket 16, the roller bracket 16 is provided with a brake device, and the inner cavity of the roller bracket 16 is connected with a universal wheel 17 in a rolling manner.

Can remove this device through universal wheel 17, can lock dead fixedly to universal wheel 17 through gyro wheel support 16, improve the convenience of this device.

In this embodiment, the bottom of the first extension ladder 2 and the bottom of the second extension ladder 3 are both fixedly connected with a supporting roller 18, and the surface of the supporting roller 18 is fixedly connected with a rubber pad.

Through the setting of supporting roller 18, can reduce the frictional force with ground in the process that first extension ladder 2 and second extension ladder 3 extend to can support it, improve this device's stability.

The utility model discloses a theory of operation is: stretch out through telescopic link 4 and promote second extension ladder 3 and remove, the removal through second extension ladder 3 drives barrier plate 5 and removes, touch the inner chamber of first extension ladder 2 when barrier plate 5's surface, at this moment, the removal through barrier plate 5 drives first extension ladder 2 and removes, thereby accomplish the extension of this device, through the inner chamber with connecting rod 6 insertion spread groove 10, through the inclined plane design on movable plate 9 top, push down movable plate 9 when connecting rod 6 inserts, after connecting rod 6 inserts the inner chamber of spread groove 10, bounce through spring 13 drives device groove 7 and removes, the removal that drives movable plate 9 through the removal of device groove 7 dies connecting rod 6, thereby accomplish the work of concatenation, when demolishing, drive device groove 7 and remove through pressing depression bar 14, it removes to drive movable plate 9 to drive through the removal of device groove 7, thereby no longer dies connecting rod 6 to block, at this moment, pull out the inner chamber of spread groove 10 with connecting rod 6, thereby the work of demolishing is accomplished.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a modular music chorus halfpace, includes box (1), its characterized in that: the inner chamber swing joint of box (1) has first extension ladder (2), the inner chamber swing joint of first extension ladder (2) has second extension ladder (3), the left side fixedly connected with telescopic link (4) of box (1) inner chamber, the other end fixed connection of telescopic link (4) extends the right side of ladder (3) inner chamber in the second, the equal fixedly connected with barrier plate (5) in left side on first extension ladder (2) and second extension ladder (3) top, the back fixedly connected with connecting rod (6) of box (1), spread groove (10) have been seted up in the front of box (1), the surface of connecting rod (6) and the inner chamber swing joint of spread groove (10), device groove (7) have been seted up on the right side of spread groove (10), the inner chamber swing joint of device groove (7) has carriage release lever (8), the left side fixedly connected with movable plate (9) of carriage release lever (8), the fixed surface of carriage release lever (8) is connected with depression bar (14), the other end of depression bar (14) runs through to the outside of box (1).

2. The combination musical chorus ladder of claim 1, wherein: the right side fixedly connected with slider (12) of carriage release lever (8), spout (11) have been seted up on the right side of device groove (7) inner chamber, the surface swing joint of slider (12) is in the inner chamber of spout (11).

3. The combination musical chorus ladder of claim 1, wherein: the bottom end of the moving rod (8) is fixedly connected with a spring (13), and the bottom end of the spring (13) is fixedly connected with the bottom end of the inner cavity of the device groove (7).

4. The combination musical chorus ladder of claim 1, wherein: the surface fixed connection of first extension ladder (2) and second extension ladder (3) has stopper (15), the surface swing joint of stopper (15) is in the inner chamber of box (1) and first extension ladder (2).

5. The combination musical chorus ladder of claim 1, wherein: the bottom end of the box body (1) is movably connected with a roller support (16), the roller support (16) is provided with a brake device, and an inner cavity of the roller support (16) is connected with a universal wheel (17) in a rolling manner.

6. The combination musical chorus ladder of claim 1, wherein: the bottom of the first extension ladder (2) and the bottom of the second extension ladder (3) are fixedly connected with supporting rollers (18), and the surface of each supporting roller (18) is fixedly connected with a rubber pad.

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