CN115075633A

CN115075633A - Pin-connected panel linkage lift stand

Info

Publication number: CN115075633A
Application number: CN202210857873.9A
Authority: CN
Inventors: 朱广力
Original assignee: Heilongjiang Yibo Lianchuang Technology Development Co ltd
Current assignee: Heilongjiang Yibo Lianchuang Technology Development Co ltd
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2022-09-20

Abstract

The invention discloses an assembled linkage lifting stand, which comprises an active lifting unit and a passive lifting unit which are sequentially and alternately connected; the active lifting unit and the passive lifting unit respectively comprise a plurality of step units, and adjacent step units are connected through a sliding rail structure; corresponding step units in the adjacent active lifting unit and the passive lifting unit are connected through bolts; the bottom surface of the step unit at the rearmost end of the active lifting unit is connected with a first lifting assembly, the step surfaces of the step units of the active lifting unit can be driven by the first lifting assembly to be positioned in the same plane when the first lifting assembly contracts, and the step units of the active lifting unit can be driven by the first lifting assembly to ascend and expand to form a grandstand step structure when the first lifting assembly expands. The invention adopts an assembly combination mode and modularized assembly construction, can greatly shorten the assembly and construction time, and can meet the power demand, save the power source and reduce the energy consumption by arranging the lifting components at intervals.

Description

Pin-connected panel linkage lift stand

Technical Field

The invention relates to the technical field of cultural and sports facilities, in particular to an assembled linkage lifting stand.

Background

With the continuous improvement of living standard, the requirement of audience on the effect of the artistic performance is higher and higher. The stand is an indispensable part of the show set and plays an important role in the show effect. The existing stand has unchangeable fixed structure and cannot adapt to diversified requirements of performance markets.

However, with the development demand, the stand building mode is gradually developed, the traditional stand structure needs to be built in site construction, and due to the limitation of the integral structure, the building period is long, and the construction efficiency is low. Moreover, as is well known, the length of the stand is generally longer, a large-scale structure can be formed, and if the stand is built according to the traditional field building mode, not only the construction time is longer, but also the later-stage dismantling difficulty can be caused.

Therefore, how to provide an elevating stand which is easy to assemble and disassemble is a problem that needs to be solved by those skilled in the art.

Disclosure of Invention

In view of this, the invention provides an assembled linkage lifting stand, which aims to solve the technical problems.

In order to achieve the purpose, the invention adopts the following technical scheme:

an assembled linkage lifting stand comprises an active lifting unit and a passive lifting unit which are sequentially and alternately connected; the active lifting unit and the passive lifting unit respectively comprise a plurality of step units, and the adjacent step units are connected through a sliding rail structure; the corresponding step units in the adjacent active lifting unit and the passive lifting unit are connected through bolts; the rear end of the active lifting unit is connected with a first lifting assembly on the bottom surface of the step unit, the first lifting assembly can drive the active lifting unit to be multiple when being contracted, the step surfaces of the step units are located in the same plane, and the first lifting assembly can drive the active lifting unit to be multiple when being unfolded to be lifted and unfolded to form a stand step structure.

Through the technical scheme, the traditional integrated stand structure is abandoned, the assembling and combining mode is adopted, the modular assembling construction is adopted, the assembling and building time can be greatly shortened, the lifting assemblies are arranged at intervals, the power demand can be met, the power source can be saved, the energy consumption is reduced, the stand can be temporarily and quickly built and assembled, and compared with the traditional fixed stand structure, the stand structure has the excellent characteristics of wide application range, convenience in use and the like.

Preferably, in the above assembled linkage lifting stand, a second lifting assembly is further installed on the bottom surface of the step unit in the active lifting unit. The increase of second lifting unit can cooperate first lifting unit to use jointly, can further improve holistic structural support intensity, prevents that a lifting unit is not enough to carry out overall structure's support.

Preferably, in the above assembled linked lifting stand, the first lifting assembly and the second lifting assembly are arranged at intervals. The invention adopts a staggered support structure, and each two separated step units in the active lifting unit are provided with one lifting assembly, so that the support effect is more stable, the lifting assemblies can be arranged in sequence according to different step numbers, and the extremely high structural strength and stability are ensured.

Preferably, in the assembled linkage lifting stand, the first lifting assembly and the second lifting assembly move synchronously at the same speed; the ascending heights of the first lifting assembly and the second lifting assembly are equal to the maximum sliding ascending stroke of the step unit connected with the first lifting assembly and the second lifting assembly. The height of the step unit is specifically set during design and manufacture.

Preferably, in the above assembled linkage lifting stand, the number of the second lifting assemblies is multiple, and the second lifting assemblies are arranged at intervals. The number of the second lifting components is set according to the different step numbers, so that the structural strength and stability of the stand can be met

Preferably, in the above-mentioned pin-connected panel linkage lift stand, first lift subassembly with the second lift subassembly is hydraulic pressure and cuts fork lift structure. The hydraulic shear fork type structure has strong stability and is easy to drive

Preferably, in the above assembled linked lifting stand, the first lifting assembly and the second lifting assembly each include an X-shaped hinged frame connected below the step unit; and a lead screw driving mechanism is fixed at the bottom of the step unit and can be matched with a lead screw nut on the X-shaped hinged frame to realize deformation control on the X-shaped hinged frame. The stability of adopting the lead screw drive mode is higher, but only is applicable to a small amount of step unit quantity, because its stroke is less, is not recommended to the stand structure of high height, but is splendid to the stand structure effect of low height.

Preferably, in the above-mentioned pin-connected panel linkage lift stand, the warning device is installed at the edge of the stand structure formed by the active lift unit and the passive lift unit. The warning device comprises one or more of a warning lamp, an alarm and a spotlight. The warning device can play a warning and reminding role in the lifting process of the stand, prevents people from entering an operation range to cause accidental injury, and improves safety.

Preferably, in the above-mentioned pin-connected panel linkage lift stand, the edge that initiative lift unit and passive lift unit constitute the stand structure can be dismantled and be connected with the rail. The rail can improve the security of stand.

According to the technical scheme, compared with the prior art, the invention discloses and provides the assembled linkage lifting stand, which has the following beneficial effects:

1. the novel integrated stand disclosed by the invention abandons the traditional integrated stand structure, adopts an assembling and combining mode, is subjected to modular assembly construction, can greatly shorten the assembling and building time, is provided with the lifting components at intervals, can meet the power demand, can save a power source and reduce the energy consumption, can be temporarily and quickly built and assembled, and has the excellent characteristics of wide application range, convenience in use and the like compared with the traditional fixed stand structure.

2. The invention adopts a staggered support structure, and each two separated step units in the active lifting unit are provided with one lifting assembly, so that the support effect is more stable, the lifting assemblies can be arranged in sequence according to different step numbers, and the extremely high structural strength and stability are ensured.

3. The step units provided by the invention are connected by adopting a sliding rail structure, can be automatically unfolded and folded along with the lifting of the stand, and have stronger integrity together with the platform surface after being folded.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic structural view of a raised state of an assembled linkage elevating platform provided by the present invention;

FIG. 2 is a schematic diagram of the lifting and compressing structure of the assembled linkage elevating platform provided by the present invention;

FIG. 3 is a schematic connection diagram of the slide rail structure according to the present invention;

FIG. 4 is a schematic view of a bolt connection between an active lifting unit and a passive lifting unit according to the present invention;

FIG. 5 is a side view of the assembled linkage lifting stand provided by the present invention;

fig. 6 is a schematic diagram of the connection between the top plate and the bottom frame of the step unit provided by the invention partially using a screw driving mechanism.

Wherein:

1-an active lifting unit;

2-a passive lifting unit;

3-a step unit;

31-a tie plate rail; 32-pulling a plate;

4-a slide rail structure;

41-a chute; 42-a slide plate;

5-bolt;

6-a first lifting assembly;

a 61-X type hinge mount; 62-lead screw nut; 63-a motor; 64-a lead screw; 65-a rotating seat; 66-track; 67-connecting rod;

7-a second lifting assembly;

8-a warning device;

9-a fence;

91-continuous connection pipe; 92-sun-shading cloth;

10-underframe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1:

referring to fig. 1 to 4, the embodiment of the invention discloses an assembled linkage lifting stand, which comprises an active lifting unit 1 and a passive lifting unit 2 which are sequentially and alternately connected; the active lifting unit 1 and the passive lifting unit 2 both comprise a plurality of step units 3, and the adjacent step units 3 are connected through a slide rail structure 4; corresponding step units 3 in the adjacent active lifting unit 1 and the adjacent passive lifting unit 2 are connected through bolts 5; the bottom surface of the step unit 3 at the rearmost end of the active lifting unit 1 is connected with a first lifting assembly 6, the step surfaces of the step units 3 of the active lifting unit 1 can be driven to be located in the same plane when the first lifting assembly 6 is contracted, and the step units 3 of the active lifting unit 1 can be driven to ascend and expand to form a grandstand step structure when the first lifting assembly 6 is expanded.

In order to further optimize the technical scheme, a warning device 8 is arranged at the edge of the stand structure formed by the active lifting unit 1 and the passive lifting unit 2.

In order to further optimize the above technical solution, the warning device 8 includes one or more of a warning light, an alarm, and a spotlight.

In order to further optimize the technical scheme, the edge of the stand structure formed by the active lifting unit 1 and the passive lifting unit 2 is detachably connected with a fence 8.

In this embodiment, the structures of the active lifting unit 1 and the passive lifting unit 2 are the same except for the structure of the first lifting assembly 6, and the active lifting unit 1 and the passive lifting unit 2 include respective bottom frames 10 except for the step units 3, the step unit 3 at the forefront ends of the active lifting unit 1 and the passive lifting unit 2 is fixed on the bottom frame 10, and the first lifting assembly 6 is also fixed on the bottom frame 10.

When the active lifting unit 1 and the passive lifting unit 2 are connected, the underframe 10 is also connected through the bolt 5.

Example 2:

referring to fig. 1 to 4, in the present embodiment, the number of the step units 3 of each of the active lifting unit 1 and the passive lifting unit 2 is five. And a second lifting assembly 7 is also arranged on the bottom surface of the third step unit 3 in the active lifting unit 1.

In order to further optimize the technical scheme, the first lifting assembly 6 and the second lifting assembly 7 move synchronously at the same speed; the rising heights of the first lifting assembly 6 and the second lifting assembly 7 are equal to the maximum sliding rising stroke of the step unit 3 connected with the first lifting assembly.

Example 3:

the first lifting assembly 6 and the second lifting assembly 7 are both hydraulic scissor type lifting structures.

Example 4:

referring to fig. 6, each of the first and second elevating assemblies 6 and 7 includes an X-shaped hinge bracket 61 connected below the step unit 3; and a screw rod driving mechanism is fixed at the bottom of the step unit 3, and can be matched with a screw rod nut 62 on the X-shaped hinged frame 61 to realize deformation control on the X-shaped hinged frame 61.

Specifically, the method comprises the following steps: the motor 63 is fixed on the bottom surface of the step unit 3, a power output shaft of the motor 63 is connected with one end of a screw rod 64, the screw rod 64 is horizontally arranged below the step unit 3, and two ends of the screw rod 64 are rotatably connected with the bottom surface of the step unit 3 through a rotating seat 65. The number of the X-shaped hinge frames 61 between each set of the step units 3 and the underframe 10 is two in the embodiment, the X-shaped hinge frames 61 are formed by hinging two straight rods, namely the middle point of the X-shape is a hinge point, two end heads at the same side of the X-shaped hinge frame 61 are respectively hinged with the step units 3 and the underframe 10, two end heads at the other side are respectively connected with the step units 3 and the tracks 66 on the underframe 10 in a sliding manner, the end head of the X-shaped hinge frame 61 is provided with a sliding block matched with the track 66, a connecting rod 67 is fixed between the two sliding blocks opposite to the upper side, and the track 66 is provided with an avoiding groove for the operation of the connecting rod; the screw nut 62 is fixed on the connecting rod 67, and the screw 64 is in threaded connection with the screw nut 62, so that when the motor 63 is driven, the screw nut 62 can be driven to move, and the X-shaped hinged frame 61 is driven to deform to realize lifting.

Example 5:

referring to fig. 3, the step units 3 are all rectangular frame structures with step surface top surfaces; slide rail structure 4 adopts spout 41 and slide 42 complex mode, can enough realize leading spacingly, can drive a plurality of step unit 3 through going up and down step by step again and realize holistic lift deformation, it is required to explain very much, it is connected with the nylon wheel to rotate on slide 42 with spout 41 complex, the nylon wheel rotates and sets up in spout 41, convert slide 41 and spout 42's cooperation into the cooperation of nylon wheel with spout 41, make the lift more stable, the smooth and easy degree is higher, at this moment, slide 41 plays the support joint effect after rising more importantly.

Example 6:

referring to fig. 1, the pull plate rails 31 are arranged on two sides inside the step unit 3 without the lifting component, the pull plates 32 are connected in the pull plate rails 31, after the step units 3 are lifted, the pull plates 32 can be pulled out, the pull plates 32 are attached to the top surfaces of the step units 3 on the lower layer, the pull plates 32 can cover the top surfaces of the step units 3 on the lower layer, and the front ends of the pull plates 32 are provided with cushions, so that the comfort is improved.

In order to further optimize the technical scheme, the induction switch is arranged at the tail end of the pulling plate rail 31, when the pulling plate 32 is pulled out, the lifting assembly cannot control the contraction, the pulling plate 32 is prevented from being damaged, and the contraction can be controlled only when the pulling plate 32 returns into the pulling plate rail 31.

The built-in pulling plate 32 is provided to prevent the seat cushion from being damaged by wind and rain erosion in a state that the stand is exposed for a long time.

Example 7:

referring to fig. 1, unlike embodiment 6, the elevation assembly is not provided on the bottom surface of the step unit 3, but a support plate is provided below the step unit 3 to be fixed to the top end of the elevation assembly, so that a gap is left, the position interference of the elevation assembly is prevented, and a pulling plate rail 31 and a pulling plate 32 may be installed on the bottom surface of each step unit 3.

Example 8:

referring to fig. 5, the top of the enclosure 9 in this embodiment has a threaded opening, the top of the enclosure can be connected with the connecting tubes 91, the lengths of the connecting tubes 91 are not equal, but the final height after connection is consistent, so that the connecting tubes 91 can be covered with the sunshade cloth 92, and the sunshade cloth 92 has insertion tubes inserted into the connecting tubes.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An assembled linkage lifting stand is characterized by comprising an active lifting unit (1) and a passive lifting unit (2) which are sequentially and alternately connected; the active lifting unit (1) and the passive lifting unit (2) respectively comprise a plurality of step units (3), and the adjacent step units (3) are connected through a sliding rail structure (4); the corresponding step units (3) in the adjacent active lifting unit (1) and the adjacent passive lifting unit (2) are connected through bolts (5); initiative lift unit (1) rearmost step unit (3) bottom surface is connected with first lifting unit (6), can drive when first lifting unit (6) shrink initiative lift unit (1) a plurality of the step face of step unit (3) is located the coplanar, can drive when first lifting unit (6) expand a plurality of initiative lift unit (1) step unit (3) rise and expand and form stand stair structure.

2. The assembled linkage lifting stand according to claim 1, wherein a second lifting component (7) is further mounted on the bottom surface of the step unit (3) in the active lifting unit (1).

3. A ganged lifting stand according to claim 2, in which the first lifting assembly (6) and the second lifting assembly (7) are spaced apart.

4. A ganged lifting stand according to claim 2, wherein the first lifting unit (6) and the second lifting unit (7) move synchronously at the same speed; the lifting heights of the first lifting assembly (6) and the second lifting assembly (7) are equal to the maximum sliding lifting stroke of the step unit (3) connected with the first lifting assembly.

5. A ganged lifting stand as claimed in any one of claims 2 to 4, in which the number of the second lifting units (7) is plural and spaced apart.

6. An assembled linkage lifting stand according to claim 1, characterized in that the first lifting component (6) and the second lifting component (7) are both hydraulic scissor-type lifting structures.

7. A ganged lifting stand according to claim 1, wherein the first lifting assembly (6) and the second lifting assembly (7) each comprise an X-shaped articulated frame (61) connected below the step unit (3); and a lead screw driving mechanism is fixed at the bottom of the step unit (3), and can be matched with a lead screw nut (62) on the X-shaped hinged frame (61) to realize deformation control of the X-shaped hinged frame (61).

8. The assembled linkage lifting stand according to claim 1, wherein a warning device (8) is installed at the edge of the stand structure formed by the active lifting unit (1) and the passive lifting unit (2).

9. The assembled linkage lifting stand according to claim 8, wherein the warning device (8) comprises one or more of a warning light, an alarm and a spotlight.

10. The assembled linkage lifting stand according to claim 1, wherein the edge of the stand structure composed of the active lifting unit (1) and the passive lifting unit (2) is detachably connected with a fence (8).