CN215803531U

CN215803531U - Spacing bearing structure and lift stage

Info

Publication number: CN215803531U
Application number: CN202121852043.4U
Authority: CN
Inventors: 邓莉娟; 陈家亮
Original assignee: Hangzhou Yuanyi Automation Equipment Co ltd
Current assignee: Hangzhou Yuanyi Automation Equipment Co ltd
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2022-02-11
Anticipated expiration: 2031-08-09

Abstract

The utility model discloses a limiting support structure and a lifting stage, which comprise a telescopic arm and two or more than two clamping claws, wherein: the centre gripping claw hand includes expansion plate and splint, there is adjusting bolt along vertical direction threaded connection on the activity end of expansion plate, the splint cover is established adjusting bolt is last, adjusting bolt sets to through precession or the centre gripping distance that moves back adjustable splint soon, wherein: the telescopic plate is provided with a displacement adjusting mechanism, and the displacement adjusting mechanism is set to enable a clamping claw hand to perform displacement adjustment on a horizontal connecting line where the middle point of a clamped object is located along the axial direction of the adjusting bolt, so that limited support can be realized for the clamped object of which the side edge is in an arc or plane. The limiting support structure and the lifting stage can support the suspended part outside the stage plate, improve the stability of the stage plate and improve the safety of the lifting stage.

Description

Spacing bearing structure and lift stage

Technical Field

The utility model relates to the technical field of stage equipment, in particular to a limiting supporting structure and a lifting stage.

Background

The stage is a space provided in a theater for the performers to perform, and it can concentrate the audience on the performers to perform and obtain a desired viewing effect. The stage is generally constituted by one or more platforms, while the elevating stage is one of the stages.

The lift stage generally rises or descends through hydraulic cylinder drive lift support frame, and the stage board that the drive is located the lift support frame top rises or descends in step, because the size of stage board generally is greater than the top size of support frame, and cover the top of support frame, this outside that just leads to the stage board can be unsettled state, especially because the top of lift support frame is cuboid shape basically, when the stage board is circular or square, its outside unsettled state is more obvious, thereby lead to stage board stability relatively poor, the security of lift stage is lower, to this, need improve.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a limiting support structure and a lifting stage.

In order to achieve the purpose, the utility model adopts the main technical scheme that:

spacing bearing structure, including flexible arm and two or two above clamping jaw hands, wherein:

the centre gripping claw hand includes expansion plate and splint, there is adjusting bolt along vertical direction threaded connection on the activity end of expansion plate, the splint cover is established adjusting bolt is last, adjusting bolt sets to through precession or the centre gripping distance that moves back adjustable splint soon, wherein: the telescopic plate is provided with a displacement adjusting mechanism, and the displacement adjusting mechanism is set to enable a clamping claw hand to perform displacement adjustment on a horizontal connecting line where the middle point of a clamped object is located along the axial direction of the adjusting bolt, so that limited support can be realized for the clamped object of which the side edge is in an arc or plane.

Preferably, the top of the movable end of the expansion plate is further in threaded connection with a supporting bolt along the vertical direction, and the threaded end of the supporting bolt extends to the upper side of the expansion plate.

Preferably, the telescopic boom comprises a first force arm and a second force arm, the first end of the first force arm is slidably arranged in the second force arm, and an adjusting assembly is further arranged between the first force arm and the second force arm and used for adjusting the overall length of the telescopic boom.

Preferably, the adjusting assembly comprises an adjusting screw rod arranged at the bottom of the second force arm and an adjusting screw block in threaded connection with the adjusting screw rod, and the adjusting screw block passes through a channel formed at the bottom of the second force arm and is fixedly connected with the first force arm.

Preferably, the expansion plate comprises a first plate body and a second plate body, the second plate body is fixed with the second end of the first force arm, and one end of the first plate body is arranged in the second plate body in a sliding mode.

Preferably, displacement adjustment mechanism is including being the equidistance and offering a plurality of tooth's sockets at first plate body top to and slide the tooth that sets up at second plate body top along vertical direction, tooth sets up to with tooth's socket looks adaptation.

A lifting stage, including the spacing bearing structure of any preceding, this lifting stage includes lift supports and stage board, can dismantle between stage board and the lift supports and be connected, four sides that telescopic boom corresponds lift supports's top frame all set up one, wherein:

the stiff end of flexible arm rotates along the horizontal direction and sets up on top frame for flexible arm has expansion state and accomodates the state, and when flexible arm was expansion state, the cooperation centre gripping cleft hand can support spacingly from the outside terminal pair stage board of stage board, and when flexible arm was accomodate the state, it can be laminated with top frame's side mutually.

Preferably, the top frame is surrounded by the I-steel, so that the side surface of the top frame is respectively provided with an inner cavity and an outer cavity, and the telescopic arm is positioned in the outer cavity when in a storage state.

Preferably, the top frame is provided with an inverted U-shaped limiting strip in a sliding manner in the vertical direction, and the inverted U-shaped limiting strip is used for limiting the telescopic arm in the unfolded state.

The utility model has at least the following beneficial effects:

according to the limiting support structure and the lifting stage, the limiting support structures are arranged on the four sides of the top frame of the lifting support frame, so that the outer side of the stage plate on the top frame can be effectively supported, the outer side of the stage plate is prevented from being in a suspended state, especially when the stage is round or square, the effect is more obvious, the stability of the stage plate is improved, and the potential safety hazard of the lifting stage is reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic structural view of a limiting support structure and a lifting stage according to the present invention.

Fig. 2 is a partially exploded view of the spacing support structure and the elevating stage of the present invention.

Figure 3 is a partially disassembled view of the spacing support structure of the present invention.

Fig. 4 is a schematic structural view of an adjusting assembly of the spacing support structure of the utility model.

Fig. 5 is a schematic structural view of a spacing strip of the spacing support structure of the utility model.

Fig. 6 is an enlarged view of a portion a of fig. 1 of the limiting support structure and the elevating stage according to the present invention.

Fig. 7 is an enlarged view of the portion B of fig. 3 of the spacing support structure of the present invention.

In the figure:

1. a telescopic arm; 2. clamping a claw; 3. a retractable plate; 4. a splint; 5. adjusting the bolt; 6. a displacement adjustment mechanism; 7. a support bolt; 8. a first force arm; 9. a second moment arm; 10. adjusting the screw rod; 11. adjusting the thread block; 12. a first plate body; 13. a second plate body; 14. a tooth socket; 15. teeth; 16. lifting the support frame; 17. a stage plate; 18. a top frame; 19. i-shaped steel; 20. a limiting strip; 21. a channel; 22. an adjustment assembly.

Detailed Description

Embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement technical means to solve technical problems and achieve technical effects of the present application can be fully understood and implemented.

Referring to fig. 1 to 7, the limiting support structure of the present invention includes a telescopic arm 1 and two or more clamping claws 2, wherein:

centre gripping cleft hand 2 includes expansion plate 3 and splint 4, there is adjusting bolt 5 along vertical direction threaded connection on expansion plate 3's the activity end, splint 4 cover is established on adjusting bolt 5, specifically, splint 4 includes plate body part and sleeve part, the surface top at sleeve part is fixed to plate body part, the sleeve rotates the cover and establishes on adjusting bolt 5, and adjusting bolt 5 goes up still threaded connection has two nuts, two nuts are located expansion plate 3's top and below respectively, adjusting bolt 5 sets to through precession or move back the centre gripping distance of adjustable splint 4 soon, wherein: the telescopic plate 3 is provided with a displacement adjusting mechanism 6, the displacement adjusting mechanism 6 is set to ensure that the clamping claws 2 can carry out displacement adjustment along the axial direction of the adjusting bolt 5 and the horizontal connecting line of the middle point of the clamped object, thereby realizing the spacing support of the clamped object with the side edge in the shape of circular arc or plane, and it needs to be explained that when a plurality of clamping claws 2 are positioned on the same circumferential direction or on the same straight line, a plurality of clamping claws 2 can be distributed equidistantly in the circumferential direction or on the straight line, the spacing support structure of the scheme can independently carry out position adjustment on the clamping claws 2 by arranging one displacement adjusting mechanism 6 corresponding to each clamping claw 2, so that a plurality of clamping claws 2 can form adaptation with the side edge of the clamped object by adjusting, if the side edge of the clamped object is in the plane, a plurality of clamping claws 2 can be adjusted to be positioned on the same straight line, when the side of being held the thing is the circular arc, a plurality of gripper jaw hands 2 are adjustable to be located with this by on the circular arc line of the side looks adaptation of held thing, especially, it is big more to be held the thing size when being held, contained angle between two adjacent gripper jaw hands 2 is big, it is bigger to the support range by the held thing, and under adjusting bolt 5's effect, drive splint 4 carry out the centre gripping to the held thing of different thickness, thereby guaranteed to be effectively supported the centre gripping by the held thing, consequently, this spacing bearing structure is all suitable for the side is circular arc or planar by the held thing, high durability and convenient use, and the practicality is strong.

There is supporting bolt 7 at the top of the expansion plate 3's expansion end along vertical direction still threaded connection, and the threaded end of supporting bolt 7 extends to the top of expansion plate 3, adopts this mode, through precession or withdraw supporting bolt 7 soon, can adjust the height of the threaded end of supporting bolt 7 to can carry out corresponding adjustment according to the position by the centre gripping thing on the direction of height, make the threaded end of supporting bolt 7 can be followed the bottom by the centre gripping thing and supported by the centre gripping thing.

Referring to fig. 4, the telescopic boom 1 includes a first force arm 8 and a second force arm 9, a first end of the first force arm 8 is slidably disposed in the second force arm 9, an adjusting assembly 22 is further disposed between the first force arm 8 and the second force arm 9 for adjusting the overall length of the telescopic boom 1, specifically, the adjusting assembly 22 includes an adjusting screw 10 disposed at the bottom of the second force arm 9, and an adjusting screw block 11 threadedly connected to the adjusting screw 10, the adjusting screw block 11 penetrates through a channel 21 formed at the bottom of the second force arm 9 and is fixedly connected to the first force arm 8, specifically, both ends of the bottom of the second force arm 9 are respectively fixed with a support block, both ends of the adjusting screw 10 are respectively rotatably connected to the two support blocks, and an operating end of the adjusting screw 10 penetrates through the corresponding support block, in this way, by rotating the adjusting screw 10, the first force arm 8 is slidably disposed on the basis of the second force arm 9, the matching adjusting thread block 11 can drive the first force arm 8 to adjust the position along the length direction thereof, so that the position of the clamping claw 2 can be correspondingly adjusted according to the size of the clamped object, and the clamped object can be better supported and clamped.

Referring to fig. 3 and 6, for the expansion plate 3, it includes a first plate 12 and a second plate 13, the second plate 13 is fixed to the second end of the first force arm 8, one end of the first plate 12 is slidably disposed in the second plate 13, and the displacement adjusting mechanism 6 includes a plurality of tooth sockets 14 disposed at the top of the first plate 12 at equal intervals, and teeth 15 slidably disposed at the top of the second plate 13 along the vertical direction, the teeth 15 are configured to be matched with the tooth sockets 14, specifically, the adjusting bolt 5 and the supporting bolt 7 are both screwed on the first plate 12, an L-shaped plate is fixed at the top edge of the second plate 13, a rod body is slidably disposed on the L-shaped plate along the vertical direction, the bottom of the rod body is fixed to the teeth 15, by this way, after the length of the second plate 13 is adjusted by the first plate 12, the teeth 15 can be directly clamped in the tooth sockets 14 by gravity, the relative fixation of the first plate body 12 and the second plate body 13 is realized.

Referring to fig. 1 to 2, based on the above solutions, the elevating stage of the present invention includes an elevating support frame 16 and a stage plate 17, the stage plate 17 is detachably connected to the elevating support frame 16, and one telescopic arm 1 is disposed on four sides of a top frame 18 corresponding to the elevating support frame 16, wherein:

the fixed end of the telescopic arm 1 is rotatably arranged on the top frame 18 along the horizontal direction, so that the telescopic arm 1 has an unfolding state and a storage state, when the telescopic arm 1 is in the unfolding state, the matched clamping claw 2 can support and limit the stage board 17 from the outer side end of the stage board 17, when the telescopic arm 1 is in the storage state, the telescopic arm can be attached to the side surface of the top frame 18, specifically, the rotating axis of the telescopic arm 1 can be arranged on the side edge line corresponding to the top frame 18, by combining the scheme, the limit supporting structure is applied to the lifting stage and supports and limits the stage board 17, thereby avoiding the problem that the stability of the stage board 17 fixed on the top frame 18 in the prior art is poor due to the fact that no supporting device is arranged on the outer side of the stage board and the suspension state is formed, and the scheme can support the suspension part on the outer side of the stage board 17, and improve the stabilizing effect of the stage board 17, in addition, this scheme is still further optimizes the stage board 17, through set up an picture peg at the top of stage board 17, the mode that stage board 17 and top frame 18 are connected realizes the joint through the picture peg on inserting top frame 18 and fixes, make and to dismantle between stage board 17 and the top frame 18 and be connected, thereby can make things convenient for the stage board 17 of different shapes such as more square or circular arc according to actual demand, and under spacing bearing structure's effect, the homoenergetic carries out the centre gripping to square or circular arc stage board 17 and fixes, the result of use of stage board 17 has been improved, in addition, it needs to explain, still run through the round pin axle on the top frame 18, set up the through-hole with pin axle looks adaptation on the picture peg, thereby can further improve the stability of stage board 17.

Top frame 18 is enclosed by I-steel 19 for top frame 18's side has interior cavity and outer cavity respectively, it is located the outer cavity when flexible arm 1 is the state of accomodating, adopt this mode, when the lift stage does not use, or stage board 17 size is less need not to carry out further support spacing through spacing bearing structure, can conveniently accomodate flexible arm 1 and centre gripping claw 2 in the cavity through rotating flexible arm 1, of course, adjusting bolt 5 in the above-mentioned scheme has in this scheme through adjusting it makes splint 4's height-adjustable and conveniently be accomodate the effect in the outer cavity.

It is the spacing 20 of inversion "U" type to slide to be provided with in vertical direction on top frame 18 for carry on spacingly to being the flexible arm 1 of expansion state, specifically, the interior roof of outer cavity is fixed with and is polygonal bracing piece, set up the via hole with bracing piece looks adaptation on the horizontal section of spacing 20, the bracing piece bottom is passed the via hole and is fixed with the stopper that the size is greater than the via hole size, adopt this mode, can move on the bracing piece along the axis of bracing piece through setting up spacing 20, thereby convenient flexible arm 1 after expanding carries on spacingly fixedly.

As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to achieve the technical effect basically.

It is noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of additional like elements in the article or system in which the element is included.

While the foregoing description shows and describes several preferred embodiments of the utility model, it is to be understood, as noted above, that the utility model is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a spacing bearing structure which characterized in that, includes flexible arm and two or more than two centre gripping clevises, wherein:

2. The positive support structure of claim 1, wherein: the top of the movable end of the expansion plate is further connected with a supporting bolt in a threaded mode along the vertical direction, and the threaded end of the supporting bolt extends to the upper portion of the expansion plate.

3. The positive support structure of claim 1, wherein: the telescopic boom comprises a first force arm and a second force arm, the first end of the first force arm is arranged in the second force arm in a sliding mode, and an adjusting assembly is further arranged between the first force arm and the second force arm and used for adjusting the whole length of the telescopic boom.

4. The positive support structure of claim 3, wherein: the adjusting component comprises an adjusting screw rod arranged at the bottom of the second force arm and an adjusting thread block in threaded connection with the adjusting screw rod, and the adjusting thread block penetrates through a channel formed at the bottom of the second force arm and is fixedly connected with the first force arm.

5. The positive support structure of claim 1, wherein: the expansion plate comprises a first plate body and a second plate body, the second plate body is fixed with the second end of the first force arm, and one end of the first plate body is arranged in the second plate body in a sliding mode.

6. The positive support structure of claim 5, wherein: displacement adjustment mechanism is seted up including being the equidistance a plurality of tooth's sockets at first plate body top to and slide the tooth that sets up at second plate body top along vertical direction, tooth sets up to with tooth's socket looks adaptation.

7. A stage comprising a confining support structure as claimed in any one of the preceding claims 1-6, characterized in that: this lift stage includes lift supports and stage board, can dismantle between stage board and the lift supports and be connected, four sides that telescopic boom corresponds lift supports's top frame all set up one, wherein:

8. The elevating stage as set forth in claim 7, wherein: the top frame is surrounded by I-steel, so that the side surface of the top frame is respectively provided with an inner cavity and an outer cavity, and the telescopic arm is positioned in the outer cavity when in a storage state.

9. The elevating stage as set forth in claim 7, wherein: and the top frame is provided with an inverted U-shaped limiting strip in a sliding manner in the vertical direction and used for limiting the telescopic arm in an expansion state.