CN218759045U - Assembled linkage lifting chairman table - Google Patents

Abstract

The utility model discloses an assembled linkage lifting chairman platform, which comprises an active lifting unit and a passive lifting unit which are connected in turn; the active lifting unit comprises a first underframe and a first platform, and a lifting assembly is connected between the first underframe and the first platform; the passive lifting unit comprises a second underframe and a second platform; the adjacent first underframe and the second underframe are connected through bolts, and the adjacent first platform and the second platform are connected through bolts; the first underframe and the second underframe form an assembly underframe, the first platform and the second platform form an assembly platform, two corners of the front end of the assembly platform are provided with notches, and a folding stair is connected between the edge of each notch and the assembly underframe. The utility model discloses a assemble the compound mode, the time can greatly be shortened to the equipment and built in the construction of modularization assembly, and the interval arrangement lifting unit, can enough satisfy the power demand, can save the power supply again, and integrative linkage mode makes the cooperation unity of stair and chairman platform stronger.

Description

Assembled linkage lifting chairman table

Technical Field

The utility model relates to a literary composition facility technical field, more specifically the saying so relates to a pin-connected panel lift chairman platform that can link.

Background

The chairman platform is a platform used for speaking, awarding or performing activities and performances in occasions such as conferences and course education. Currently, chairman stands used by schools, companies or public places are generally divided into two main categories: one is a chairman table temporarily built through a steel frame structure, can be built and disassembled according to use requirements, has fixed size and height, generally needs about 2 hours of work for 4 persons to build a chairman table with the length of 4 meters, the width of 6 meters and the height of 0.5 meter, and needs more manpower, material resources and time if a larger chairman table is needed; the other type is a fixed building which is built and formed in a school or a company, and the fixed building is constructed according to the required size when being built.

However, along with the development demand, the building mode of the chairman platform is gradually developed, the traditional chairman platform structure needs to be built in site construction, the building period is long due to the limitation of the integrated structure, the construction efficiency is low, and the traditional hydraulic lifting mode also has the problems of poor stability, low driving efficiency and the like.

Therefore, how to provide a lifting chairman platform which is simple to build and assemble and stable and reliable in structure is a problem which needs to be solved urgently by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a but pin-connected panel linkage lift chairman platform aims at solving above-mentioned technical problem.

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

an assembled linkage lifting chairman platform comprises an active lifting unit and a passive lifting unit which are sequentially and alternately connected; the active lifting unit comprises a first underframe and a first platform, and a lifting assembly is connected between the first underframe and the first platform; the passive lifting unit comprises a second underframe and a second platform; the adjacent first underframe and the second underframe are connected through bolts, and the adjacent first platform and the second platform are connected through bolts; the first underframe and the second underframe form an assembly underframe, the first platform and the second platform form an assembly platform, two corners of the front end of the assembly platform are provided with notches, and a folding stair is connected between the edge of the notch and the assembly underframe.

Through the technical scheme, the utility model discloses abandon traditional integral type chairman platform structure, adopt the combination mode of assembling, the equipment time of putting up can greatly be shortened in the construction of modularization assembly, and the interval arrangement lifting unit, can enough satisfy the power demand, can save the power supply again, reduce the energy consumption, and integrative linkage mode makes the cooperation uniformity of stair and chairman platform stronger, and the control of being convenient for receive and releases, and the result of use is better.

It should be noted that, the utility model relates to a chairman platform structure, the structure with other elevating platform bodies is different, the chairman platform is generally used for leading or honored guest to speak and watch and use, can put the table chair on the platform usually, the personnel of stepping on the platform do not generally need the activity, therefore, as long as the table chair is put fixedly, the integrality requirement to the mesa is not high, and for the activity scene, in order to embody the importance, lead or honored guest usually can be by the chairman platform the place ahead of chairman platform, so in order to realize this purpose, will fold the stair setting in chairman platform the place ahead, although formed a breach, nevertheless do not influence to holistic service function.

Preferably, in the assembled type linked lifting chairman platform, the lifting assembly comprises an X-shaped hinged frame connected between the first underframe and the first platform; and a lead screw driving mechanism is fixed at the bottom of the first platform 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 utility model discloses abandon traditional fork hydraulic pressure lift drive of cutting, adopt screw-nut cooperation driving method, can enough save space, can improve driving stability again, screw joint cooperation form can greatly improve support intensity simultaneously, prevents bearing structure's dropout inefficacy.

Preferably, in the above assembled type interlocked lifting chairman table, the screw driving mechanism is driven by a motor. The utility model provides a lead screw actuating mechanism adopts the structure that the lead screw is connected to the motor, and the lead screw level is arranged in first platform below, and is connected through the screw with the articulated frame sliding part of X type, and then drives, turns into horizontal lead screw structure with traditional vertical lead screw structure, saves space.

Preferably, in the above assembled lifting chairman platform capable of linking, the assembly underframe is fixedly installed in a sunken groove formed in the ground, and the assembly platform is flush with the ground when being lowered to the lowest position. The utility model discloses can cooperate the groove hole installation, hide overall structure in the below ground, only just need raise when using, the result of use is better.

Preferably, in the assembled linkage lifting mat platform, the bottom surface of the sink groove is provided with a water accumulation groove, and a liquid level sensor is arranged in the water accumulation groove; the motor with level sensor all with total controller electric connection. The utility model has the characteristics of meet water and flee from, when the water yield was sensed by level sensor in the ponding groove, can control the motor and raise the platform and control for the motor breaks away from the sink groove, prevents that the motor from being flooded, and the intelligent control effect is better.

Preferably, in the lift chairman platform can link of pin-connected panel, alarm device is installed at assembly platform border, alarm device with total controller electric connection, alarm device includes one or more in warning light, siren, the shot-light. The warning device can play the warning and reminding role in the lifting process of the platform, prevents people from entering the operation range to cause accidental injury, and improves safety.

Preferably, in above-mentioned pin-connected panel can link in lift chairman platform, folding stair include a plurality of step units, and are adjacent connect through slide rail structure between the step unit, it is a plurality of in the step unit two at most both ends the step unit respectively with the breach forward position with assembly chassis fixed connection, work as when assembly platform drops to minimum state, it is a plurality of the step face of step unit with assembly platform parallel and level. The utility model discloses a folding stair adopts the slide rail structural connection, can carry out automatic expansion and folding along with the lift of platform, and after folding together with the platform mesa, the wholeness is stronger.

Preferably, in the above-mentioned assembly type linked lifting chairman platform, the overhead projection of the folding stairway is the same as the size of the gap. When the folding stair is folded, the folding stair is just overlapped with the notch to form a complete platform structure.

Can know via foretell technical scheme, compare with prior art, the utility model discloses a pin-connected panel lift chairman platform that can link has following beneficial effect:

1. the utility model discloses abandon traditional integral type chairman platform structure, adopt the combination mode of assembling, the time of can greatly shortening the equipment and building is just arranged the lift subassembly at intervals, can enough satisfy the power demand, can save the power supply again, reduces the energy consumption, and integrative linkage mode makes the cooperation uniformity of stair and chairman platform stronger, and the control of being convenient for receive and releases, and the result of use is better.

2. The utility model discloses abandon traditional fork hydraulic pressure lift drive of cutting, adopt screw-nut cooperation driving method, can enough save space, can improve driving stability again, screw joint cooperation form can greatly improve support intensity simultaneously, prevents bearing structure's dropout inefficacy.

3. The utility model provides a lead screw actuating mechanism adopts the structure that the lead screw is connected to the motor, and the lead screw level is arranged in first platform below, and is connected through the screw with the articulated frame sliding part of X type, and then drives, turns into horizontal lead screw structure with traditional vertical lead screw structure, saves space.

4. The utility model has the characteristics of meet water and flee from, when the water yield was sensed by level sensor in the ponding groove, can control the motor and raise the platform and control for the motor breaks away from the sink tank, prevents that the motor from being flooded, and the intelligent control effect is better.

5. The utility model discloses a folding stair adopts the slide rail structural connection, can carry out automatic expansion and folding along with the lift of platform, and after folding together with the platform mesa, the wholeness is stronger.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be 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 the assembled type linked lifting/lowering mat stand provided by the present invention when it is lifted;

FIG. 2 is a schematic structural view of the assembled type linked lifting/lowering chairman platform provided by the present invention when it descends;

fig. 3 is a schematic structural diagram of a passive lifting unit provided by the present invention;

fig. 4 is a schematic structural diagram of the active lifting unit provided by the present invention;

FIG. 5 is a sectional view of the present invention;

fig. 6 is a schematic structural view of the assembled type linked lifting chairman platform as a sinking groove;

fig. 7 is an enlarged view of a portion a of fig. 6 according to the present invention;

fig. 8 is a side view of the folding staircase provided by the present invention.

Wherein:

1-an active lifting unit;

11-a first chassis; 12-a first platform;

2-Passive lifting Unit

21-a second chassis; 22-a second platform;

3-a lifting assembly;

31-X type hinge mount; 32-lead screw nut; 33-a motor; 34-a lead screw; 35-a rotating seat; 36-a track; 37-a connecting rod;

4-a bolt;

5-final assembly of the underframe;

6-final assembly platform;

61-notch; 62-a contact switch;

7-folding stairs;

71-a step unit; 72-a slide rail structure; 721-a chute; 722-a sliding plate;

8-sinking the tank;

81-water accumulating tank; 82-a liquid level sensor; 83-travel contact lever;

9-warning device.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Example 1:

referring to fig. 1 to 5, the embodiment of the utility model discloses an assembled linkage lifting chairman platform, which comprises an active lifting unit 1 and a passive lifting unit 2 which are connected in turn; the active lifting unit 1 comprises a first underframe 11 and a first platform 12, and a lifting component 3 is connected between the first underframe 11 and the first platform 12; the passive lifting unit 2 comprises a second chassis 21 and a second platform 22; the adjacent first underframe 11 and the second underframe 21 are connected through the bolt 4, and the adjacent first platform 12 and the second platform 22 are connected through the bolt 4; the first underframe 11 and the second underframe 21 form an assembly underframe 5, the first platform 12 and the second platform 22 form an assembly platform 6, notches 61 are formed in two corners of the front end of the assembly platform 6, and folding stairs 7 are connected between the edges of the notches 61 and the assembly underframe 5.

In order to further optimize the above solution, the lifting assembly 3 comprises an X-shaped articulated frame 31 connected between the first chassis 11 and the first platform 12; a screw driving mechanism is fixed at the bottom of the first platform 12, and the screw driving mechanism can be matched with a screw nut 32 on the X-shaped hinged frame 31 to realize deformation control of the X-shaped hinged frame 31.

In order to further optimize the above solution, the spindle drive is driven by a motor 33.

The motor 33 is fixed on the bottom surface of the first platform 12, a power output shaft of the motor 33 is connected with one end of a lead screw 34, the lead screw 34 is horizontally arranged below the first platform 11, and two ends of the lead screw 34 are rotatably connected with the bottom surface of the first platform 12 through a rotating seat 35. The number of the X-shaped hinge frames 31 between each set of the first chassis 11 and the first platform 12 is two in this embodiment, each X-shaped hinge frame 31 is formed by two straight rods hinged together, that is, the middle point of the X-shape is a hinge point, two ends of the X-shaped hinge frame 31 on the same side are hinged to the first chassis 11 and the first platform 12 respectively, two ends of the other side are slidably connected to the rails 36 on the first chassis 11 and the first platform 12 respectively, the end of the X-shaped hinge frame 31 is provided with a sliding block matched with the rail 36, a connecting rod 37 is fixed between two sliding blocks opposite to the upper side, and the rail 36 is provided with an escape groove for the operation of the connecting rod 37; the lead screw nut 32 is fixed on the connecting rod 37, and the lead screw 34 is in threaded connection with the lead screw nut 32, so that when the motor 33 is driven, the lead screw nut 32 can be driven to move, and the X-shaped hinged frame 31 is driven to deform, so that the lifting is realized.

In order to further optimize the technical scheme, the folding stair 7 comprises a plurality of step units 71, adjacent step units 71 are connected through a sliding rail structure 72, and two step units 71 at the two ends of the plurality of step units 71 are respectively and fixedly connected with the front edge of the notch 61 and the general assembly underframe 5.

In order to further optimize the above technical solution, when the final assembly platform 6 is lowered to the lowest state, the step surfaces of the plurality of step units 71 are flush with the final assembly platform 6.

In order to further optimize the above technical solution, the overhead projection of the folding stair 7 is the same size as the gap 61.

Referring to fig. 8, the slide rail structure 72 adopts a manner of matching the sliding slot 721 and the sliding plate 722, so that guiding limitation can be realized, and a plurality of step units 71 can be driven to realize integral lifting deformation through gradual lifting, it should be particularly noted that a nylon wheel is rotatably connected to the sliding plate 722 matched with the sliding slot 721, the nylon wheel is rotatably arranged in the sliding slot 721, the matching of the sliding plate 721 and the sliding slot 722 is converted into the matching of the nylon wheel and the sliding slot 721, so that the lifting is more stable, the smoothness is higher, and at this time, the sliding plate 721 plays a role of supporting and clamping after being lifted more importantly.

Example 2:

referring to fig. 6, the present embodiment mainly provides a specific use form of the assembled type linked lifting chairman platform in embodiment 1:

the assembly underframe 5 is fixedly arranged in a sunken groove 8 formed in the ground, and the assembly platform 6 is flush with the ground when descending to the lowest position. The bottom surface of the sinking groove 8 is provided with a water collecting groove 81, and a liquid level sensor 82 is arranged in the water collecting groove 81; the motor 33 and the liquid level sensor 82 are both electrically connected with the master controller.

In order to further optimize the technical scheme, the edge of the final assembly platform 6 is provided with a warning device 9, and the warning device 9 is electrically connected with the total controller.

In order to further optimize the above technical solution, the warning device 9 includes one or more of a warning light, an alarm, and a spotlight.

In this embodiment, the bottom surface between sink 8 and the ponding groove 81 forms domaticly, makes things convenient for ponding to get into ponding groove 81 to liquid level sensor 82 by in the ponding groove 81 detects, then control lifting unit 3 drives assembly platform 6 and rises, in order to realize the rainwater and escape the function, prevents that motor 33 from being soaked the damage.

Example 3:

referring to fig. 7, in order to improve the rainwater escaping response capability, the present embodiment provides a mistake-proofing device for preventing the lifting control from being unable to operate normally, and the mistake-proofing device includes:

a stroke contact lever 83; the stroke contact rod 83 is fixed above the side wall of the sinking groove 8, the bottom surface of the assembly platform 6 is provided with a contact switch 62, and the contact switch 62 corresponds to the contact end of the stroke contact rod 83 and can be in matched contact;

when assembly platform 6 descends to minimum state, assembly platform 6 and ground parallel and level, the contact end and the contact switch 62 contact of stroke contact pole 83 this moment, contact switch 62 and stroke contact pole 83's contact end contact, and level sensor 82 detects the ponding state simultaneously, and warning device 9 starts, if assembly platform 6 is motionless always, then warning device 9 starts always, and the feedback is because motor 33 does not produce the reaction, and assembly platform 6 that leads to rises the trouble.

When the assembly platform 6 is lifted to a set distance, the motor 33 is stopped, the alarm is turned off, and the lifting is completed, so that the motor 33 is separated from the sink 8 and cannot be soaked.

In this embodiment, the contact switch 62 is matched with the liquid level sensor 82 to judge the lifting state of the assembly platform 6 and give an alarm, so that a better error-proofing effect is achieved.

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 in the embodiment corresponds to the method disclosed in the embodiment, so that the description is simple, and the relevant points can be referred to the description of the method part.

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 (10)

1. An assembled linkage lifting chairman table 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) comprises a first base frame (11) and a first platform (12), and a lifting assembly (3) is connected between the first base frame (11) and the first platform (12); the passive lifting unit (2) comprises a second chassis (21) and a second platform (22); the adjacent first underframe (11) and the second underframe (21) are connected through a bolt (4), and the adjacent first platform (12) and the second platform (22) are connected through a bolt (4); first chassis (11) with general assembly chassis (5) are constituteed to second chassis (21), first platform (12) with general assembly platform (6) are constituteed to second platform (22), open at the front end both corners of general assembly platform (6) has breach (61), breach (61) border with be connected with folding stair (7) between general assembly chassis (5).

2. The sectional type gangable lifting chairman table as claimed in claim 1, wherein said lifting assembly (3) comprises an X-shaped articulated frame (31) connected between said first base frame (11) and said first platform (12); a lead screw driving mechanism is fixed at the bottom of the first platform (12), and the lead screw driving mechanism can be matched with a lead screw nut (32) on the X-shaped hinged frame (31) to realize deformation control of the X-shaped hinged frame (31).

3. The assembled type linked lifting chairman table as claimed in claim 2, wherein the screw rod driving mechanism is driven by a motor (33).

4. The assembled linkage lifting chairman platform as claimed in claim 3, wherein the assembly underframe (5) is fixedly installed in a sink (8) formed on the ground, and the assembly platform (6) is flush with the ground when being lowered to the lowest position.

5. The assembled linkage lifting chairman table as claimed in claim 4, wherein a water collecting tank (81) is arranged on the bottom surface of the sinking tank (8), and a liquid level sensor (82) is arranged in the water collecting tank (81); the motor (33) and the liquid level sensor (82) are electrically connected with the master controller.

6. The assembled linkage lifting chairman platform as claimed in claim 5, wherein a warning device (9) is installed at the edge of the assembly platform (6), and the warning device (9) is electrically connected with the main controller.

7. The assembled linkage lifting chairman table as claimed in claim 6, wherein the warning device (9) comprises one or more of a warning light, an alarm and a spotlight.

8. The assembled type linkage lifting chairman platform as claimed in any one of claims 1 to 7, wherein the folding stair (7) comprises a plurality of step units (71), adjacent step units (71) are connected through a sliding rail structure (72), and two step units (71) at the two extreme ends of the plurality of step units (71) are respectively and fixedly connected with the front edge of the notch (61) and the assembly underframe (5).

9. The assembled type linkage lifting chairman table as claimed in claim 8, wherein when the assembly platform (6) is lowered to the lowest state, the step surfaces of the step units (71) are flush with the assembly platform (6).

10. The sectional type linked lifting/lowering chairman platform as claimed in claim 1, wherein the folded stairs (7) have an overhead projection with the same size as the gap (61).

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