CN214498528U

CN214498528U - Adjustable stroke stage device based on counter weight spring

Info

Publication number: CN214498528U
Application number: CN202120129377.2U
Authority: CN
Inventors: 刘必文
Original assignee: Hubei Qiyue Tianqian Machinery Technology Co ltd
Current assignee: Hubei Qiyue Tianqian Machinery Technology Co ltd
Priority date: 2021-01-18
Filing date: 2021-01-18
Publication date: 2021-10-26
Anticipated expiration: 2031-01-18

Abstract

The utility model relates to a stage performance technical field specifically is an adjustable stroke stage device based on counter weight spring, constitute including base, performance pole, resilient means, the base is located the below, for whole device provides installation and fixed, resilient means installs inside the base, provides the resilience force for the performance pole, ensures that performance pole and base are in vertical position, and performance pole the latter half is installed inside the base and is connected with resilient means, and the first half of performance pole provides the performance position for the performance person.

Description

Adjustable stroke stage device based on counter weight spring

Technical Field

The utility model relates to a stage performance technical field specifically is an adjustable stroke stage device based on counter weight spring.

Background

The continuous development of society, people are to the pursuit of spiritual amusement also constantly improve, and current stage is mostly fixed stage, and the performer can only remove the performance on the stage promptly, can't realize more high degree of difficulty performances, and to the air performance, also adopt the mode that the power suspended in midair to hang the performer in the air, performer's moving path is well controlled and the degree of danger is high, has very big hidden danger to the human safety of performer, so, based on this pain point, the utility model provides an adjustable stroke stage device based on counter weight spring, platform and the security that can provide the air performance for the performer are higher.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable stroke stage device based on counter weight spring to solve the current stage sight that proposes in the above-mentioned background art, irritability is not enough and the dangerous big defect of air performance.

In order to achieve the above object, the utility model provides a following structural scheme: the utility model provides an adjustable stroke stage device based on counter weight spring, includes base, performance pole, resilient mounting constructs and constitutes, and the base is located the below, for whole device provides the installation and fixes, and resilient mounting constructs and installs inside the base, provides the resilience force for the performance pole, and guarantee performance pole and base are in vertical position, and the performance pole the latter half is installed inside the base and is connected with resilient mounting, and the performance pole the first half provides the performance position for the performer.

The performance pole comprises upper boom, sill bar, rotation axis, and the upper boom welds in the upper end of sill bar, is in the external portion of cabinet, and the sill bar is located the internal portion of cabinet to have a bolt hole in the intermediate position, the rotation axis is movable structure, during the installation with the bolt hole of crossbeam in the bolt hole alignment of sill bar, make the crossbeam be located in the middle of the sill bar, the rotation axis passes behind the one side of sill bar, passes the crossbeam, then passes the opposite side of sill bar, it is fixed with the rotation axis at last, make the rotation axis only remain rotatory free quantity.

Rebound mechanism is by the bottom fixed pulley, the left side fixed pulley, middle movable pulley, the coaster, the spring is constituteed, the bottom fixed pulley is installed on cabinet internal side bottom, be located same vertical on-line with the sill bar, the internal portion of left side fixed pulley installation cabinet leans on the left side, be in the top of rotation axis and be in on the same vertical face with the crossbeam, middle movable pulley is located same horizontal plane with the left side fixed pulley, and be in on the same vertical face with the crossbeam, the coaster is located same horizontal plane with the left side fixed pulley, and be in on the same vertical face with the crossbeam, the one end fixed connection of coaster and spring, the other end of spring is fixed in the internal portion of cabinet and leans on the right side, the spring is located same horizontal plane and same vertical face with the left side fixed pulley, rebound mechanism can set up the movable pulley block of different grades.

The bottom fixed pulley adopts the safety rope to be connected with the bottom of sill bar, and left side fixed pulley, middle movable pulley, coaster utilize the safety rope to connect, and the safety rope is the steel wire material, adopts main and auxiliary rope structure.

Preferably, the structure forms a system which can realize the left-right swinging of the performance rod and ensure that the performance rod finally returns to the vertical state.

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

1) through the bar groove on the apron, can control the biggest swing angle of performance pole, can customize according to the stage needs.

2) What the performance pole constituted is a lever structure, and the length of performance pole can be adjusted, can satisfy different performance needs, and lever structure also can provide different displacement strokes for both ends simultaneously.

3) Through resilience mechanism, the performance pole can realize the horizontal hunting to can both kick-back to vertical state finally, because movable pulley's characteristic can play the effect of economize on electricity.

4) By customizing the movable pulley blocks of different levels, different resilience can be provided.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1 performance rod, 2 resilient mounting, 3 bases.

Fig. 2 is a schematic view of the structure of the middle base of the present invention.

In the figure: 31 cabinet body, 32 crossbeam, 33 fixing base.

Fig. 3 is a schematic structural view of the middle performance rod of the present invention.

In the figure: 11 upper rods, 12 bottom rods and 13 rotating shafts.

Fig. 4 is the structural schematic diagram of the middle springback mechanism of the utility model.

In the figure: 25 bottom fixed pulley, 21 left fixed pulley, 22 middle movable pulley, 23 pulley and 24 spring.

Fig. 5 is the schematic view of the connection structure of the middle movable pulley and the pulley of the present invention.

In the figure: 222 middle movable pulley and 23 pulley.

Detailed Description

The structure scheme in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the structures or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Example (b):

the utility model provides a structure scheme: the utility model provides an adjustable stroke stage device based on counter weight spring, including base 3, performance pole 1, resilient means 2 constitutes, base 3 is located the below, for whole device provides the installation and fixes, resilient means 2 installs inside base 3, for performance pole 1 provides the resilience force, guarantee performance pole 1 is in vertical position with base 3, the 1 latter half of performance pole is installed inside base 3 and is connected with resilient means 2, the 1 first half of performance pole provides the performance position for the performer.

The base 3 comprises cabinet 31, crossbeam 32, fixing base 33, and fixing base 33 installs on four angles in cabinet 31 bottom outside, for the device provides the support, and cabinet 31 is the panel beating cabinet body, and the material is the stainless steel.

The two ends of the cross beam 32 are vertically welded inside the cabinet body 31, a bolt hole is formed in the middle of the cross beam, the axial lead of the bolt hole is parallel to the horizontal plane, and the cross beam 32 is made of No. 45 steel.

The performance rod 1 is composed of an upper rod 11, a bottom rod 12 and a rotating shaft 13, wherein the upper rod 11 is welded at the upper end of the bottom rod 12 and is positioned outside the cabinet body 31, the bottom rod 12 is positioned inside the cabinet body 31 and is provided with a bolt hole in the middle position, the rotating shaft 13 is a movable structure, when the performance rod is installed, the bolt hole of the cross beam 32 is aligned with the bolt hole of the bottom rod 12, the cross beam 32 is positioned in the middle of the bottom rod 12, the rotating shaft 13 penetrates through one side of the bottom rod 12, then penetrates through the cross beam 32 and then penetrates through the other side of the bottom rod 12, and finally, the rotating shaft 13 is fixed, so that the rotating shaft 13 only keeps the free rotation amount.

The upper rod 11 is of a telescopic structure, the length can be changed, the force arm can be changed by changing the length, so that the moment can be changed, but the movable pulley combination still can play a role in saving labor, so that the applicability of the whole device is stronger.

Rebound mechanism 2 comprises bottom fixed pulley 25, left side fixed pulley 21, middle movable pulley 22, coaster 23, spring 24, bottom fixed pulley 25 installs on cabinet 31 inboard bottom, be located same vertical line with sill bar 12, left side fixed pulley 21 installs cabinet 31 is inside leans on the left side, be in the top of rotation axis 13 and be in same vertical plane with crossbeam 32, middle movable pulley 22 is located same horizontal plane with left side fixed pulley 21, and be in same vertical plane with crossbeam 32, coaster 23 and spring 24's one end fixed connection, spring 24's the other end is fixed in cabinet 31 is inside leans on the right side, spring 24 is located same horizontal plane and same vertical plane with left side fixed pulley 21.

The bottom fixed pulley 25 is connected with the bottom of the bottom rod 12 through a safety rope, the left fixed pulley 21, the middle movable pulley 22 and the pulley 23 are connected through the safety rope, the safety rope is made of steel wires and adopts a main rope structure and an auxiliary rope structure.

The connection between the bottom fixed pulley (25) and the bottom rod (12) passes through the center line of the bottom rod (12), and the acting forces in two directions are ensured to be consistent.

The middle movable pulley (22) can change the number of winding turns, thereby adjusting the size and the stroke of the counterweight.

The springback mechanism 2 can be provided with movable pulley blocks of different levels.

The installation process comprises the following steps: firstly, the performance rod 1 and the cross beam 32 are connected through the rotating shaft 13, then the bottom rod 12 is connected with the bottom fixed pulley 25 through the safety rope, then one end of the spring 24 is connected and fixed with the right fixed pulley 23, finally, the whole rebounding mechanism 2 is connected through the safety rope, the correct positions of the middle movable pulley 22 and the pulley 23 are ensured, the tightness degree of the safety rope is adjusted, and the expected effect is achieved.

The performer is fixed on the upper rod 11 to perform, when the gravity center of the performer changes, the upper rod 11 tilts, if the upper rod 11 tilts rightwards, namely the performer rotates clockwise along the rotating shaft 13, because the upper rod 11 and the bottom rod 12 are a lever combination, the rotating stroke is in inverse proportion to the length of the force arm, then the bottom fixed pulley 25 can ensure that the performer rod 1 rotates on one surface, the front section of the safety rope of the rebounding mechanism 2 is loosened, the middle movable pulley 22 moves, the fixed pulley is characterized by changing the direction of the force but not changing the magnitude of the force, the movable pulley is characterized by saving labor but lengthening the stroke, the bottom rod 12 is connected with the rebounding mechanism 2 through the safety rope, the rotation of the bottom rod 12 enables the pulley 23 to move, the spring 24 generates acting force which plays a role in resisting the movement and finally causes the performer rod 1 to return to the vertical state, and similarly, when the performer tilts leftwards, the force generated by the spring 24 is still an impediment to movement, eventually causing the rod 1 to return to an upright position.

Whole resilient means 2 uses the safety rope as the conduction medium of power, is the steel wire material to set up 2 safety ropes of major-minor group, when meetting emergency and leading to the fracture of major-line, the personal safety of performer can be guaranteed to the minor rope.

The basic structure, main features and advantages of the present invention have been shown and described above, it will be obvious to those skilled in the art that the present invention is not limited to the details of the foregoing exemplary embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Although the embodiments of the present invention have been described, it will be appreciated by those skilled in the art that various 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

1. The utility model provides an adjustable stroke stage device based on counter weight spring which characterized in that: constitute including base (3), performance pole (1), resilience mechanism (2), base (3) are located the below, and resilience mechanism (2) are installed inside base (3), and performance pole (1) and base (3) are in vertical position, and performance pole (1) the latter half is installed inside base (3) and is connected with resilience mechanism (2).

2. The adjustable stroke stage device based on the counterweight spring as claimed in claim 1, wherein: base (3) comprise cabinet body (31), crossbeam (32), fixing base (33), and fixing base (33) are installed on four angles in cabinet body (31) bottom outside, and cabinet body (31) are the panel beating cabinet body, and the material is the stainless steel.

3. The adjustable stroke stage device based on the counterweight spring as claimed in claim 2, wherein: the two ends of the cross beam (32) are vertically welded inside the cabinet body (31), the middle of the cross beam is provided with a bolt hole, the axial lead of the bolt hole is parallel to the horizontal plane, and the cross beam (32) is made of No. 45 steel.

4. The adjustable stroke stage device based on the counterweight spring as claimed in claim 1, wherein: the performance rod (1) consists of an upper rod (11), a bottom rod (12) and a rotating shaft (13), wherein the upper rod (11) is welded at the upper end of the bottom rod (12) and is positioned outside a cabinet body (31), the bottom rod (12) is positioned inside the cabinet body (31) and is provided with a bolt hole in the middle position, the rotating shaft (13) is of a movable structure, and the rotating shaft (13) only keeps a free amount of rotation.

5. The adjustable stroke stage device based on the counterweight spring as claimed in claim 4, wherein: the upper rod (11) is of a telescopic structure and can change length.

6. The adjustable stroke stage device based on the counterweight spring as claimed in claim 1, wherein: the rebounding mechanism (2) is composed of a bottom fixed pulley (25), a left fixed pulley (21), a middle movable pulley (22), a pulley (23) and a spring (24), the bottom fixed pulley (25) is installed at the bottom of the inner side of the cabinet body (31) and is located on the same vertical line with the bottom rod (12), the left fixed pulley (21) is installed inside the cabinet body (31) and is close to the left side and is located above the rotating shaft (13) and is located on the same vertical plane with the cross beam (32), the middle movable pulley (22) and the left fixed pulley (21) are located on the same horizontal plane and are located on the same vertical plane with the cross beam (32), the pulley (23) is fixedly connected with one end of the spring (24), the other end of the spring (24) is fixed inside the cabinet body (31) and is close to the right side, the spring (24) and the left fixed pulley (21) are positioned on the same horizontal plane and the same vertical plane.

7. The adjustable stroke stage device based on the counterweight spring as claimed in claim 6, wherein: bottom fixed pulley (25) adopt the bottom of safety rope and sill bar (12) to be connected, and the sill bar (12) central line is passed in being connected of bottom fixed pulley (25) and sill bar (12), left side fixed pulley (21), middle movable pulley (22), coaster (23) utilize the safety rope to connect, and the safety rope is the steel wire material, adopts main and auxiliary rope structure.

8. The adjustable stroke stage device based on the counterweight spring as claimed in claim 7, wherein: the winding number of the middle movable pulley (22) can be changed.

9. The adjustable stroke stage device based on the counterweight spring as claimed in claim 1, wherein: the springback mechanism (2) can be provided with movable pulley blocks at different levels.