CN214327062U

CN214327062U - Safe lift platform of movie & TV preparation

Info

Publication number: CN214327062U
Application number: CN202120405333.8U
Authority: CN
Inventors: 张程
Original assignee: Tianfu College Of Swufe
Current assignee: Tianfu College Of Swufe
Priority date: 2021-02-24
Filing date: 2021-02-24
Publication date: 2021-10-01
Anticipated expiration: 2031-02-24

Abstract

The utility model relates to the technical field of lifting platforms, the scheme is a safe lifting platform for movie and television production, which comprises a bottom plate, wherein rollers are arranged at four corners of the bottom end of the bottom plate, positioning mechanisms are symmetrically arranged at the front end and the rear end of the bottom plate in a bilateral mode, sleeves are arranged at the top end of the bottom plate, four groups of sleeves are correspondingly distributed at the four corners of the top end of the bottom plate, lifting columns are movably inserted on the sleeves, push rings are fixedly arranged on the lifting columns, the device can realize the motion process of stably driving the lifting platform to lift by one group of motors through the structures of the sleeves, the lifting columns, the push rings, inclined rods, threaded rods, a first motor, an internal threaded ring and the like, a standby motor is configured, when a common machine is damaged, the device can timely take the replacement work without intervals, and can timely solve the emergency situation of field performance, and is provided with the rollers, the device is convenient to move, and the positioning mechanism can ensure the stable placement of the device during operation.

Description

Safe lift platform of movie & TV preparation

Technical Field

The utility model relates to a lift platform technical field specifically is a movie & TV preparation safety lift platform.

Background

Lifting platform is a jack-up machinery of transporting people or thing perpendicularly, generally adopts hydraulic drive, and lifting platform is the device that needs often to use in our life, and the application field is very extensive, because the needs of some effects in the movie & TV preparation, also need use lifting platform, and present traditional lifting platform security performance is lower, and lifting platform can only take the people to rise or descend simultaneously, and the function is comparatively single, can not satisfy the effect requirement of movie & TV preparation.

Patent number CN201922301246.3 discloses a movie & TV preparation safety lift platform, include the bottom plate and be located the transmission room directly over the bottom plate, be equipped with the hydraulic prop of being no less than one between transmission room and the bottom plate, the transmission room upper end is equipped with the platform, the middle part of platform is rotated and is equipped with the revolving stage, the platform upper end border is equipped with the guardrail, open one side of guardrail has the export, be equipped with the motor in the transmission room, the output of motor is equipped with the driving gear, the bottom surface middle part of platform is equipped with the spliced pole, the lower extreme of spliced pole is equipped with the driven gear with driving gear intermeshing. Compared with the prior art, the utility model the advantage lie in: can be various, satisfy the effect requirement of movie & TV preparation, and factor of safety is higher.

The stability of the normal work of device can be improved through the multiunit hydraulic prop that sets up to above-mentioned device, but its structure contains too many cylinders, leads to the platform cost too high, and a set of hydraulic prop is after the damage, can not stretch by force, and this just requires the staff must untie the connection of damaging hydraulic prop and elevating platform and just can do, and this makes the operation more complicated, can not in time deal with the site conditions, and the device is also convenient for remove simultaneously.

Based on this, this scheme has designed a movie & TV preparation safety lift platform to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a movie & TV preparation safety lift platform, in order to solve among the above-mentioned background art "above-mentioned device can improve the stability that the device normally worked through the multiunit hydraulic prop that sets up, but its structure contains too many cylinders, lead to the platform cost too high, and a set of hydraulic prop is after the damage, can not be tensile by force, this just requires the staff must untie the connection ability of damaging hydraulic prop and elevating platform, this makes the operation more complicated, can not in time deal with the site conditions, the device is the problem of also be convenient for remove" simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: a safe lifting platform for movie and television production comprises a bottom plate, wherein idler wheels are arranged at four corners of the bottom end of the bottom plate, positioning mechanisms are symmetrically arranged at the front end and the rear end of the bottom plate in a left-right mode, sleeves are arranged at the top end of the bottom plate, the number of the sleeves is four, the four sleeves are correspondingly distributed at the four corners of the top end of the bottom plate, lifting columns are movably inserted into the sleeves, and push rings are fixedly installed on the lifting columns;

the middle part of the top end of the bottom plate is provided with a shaft seat, a threaded rod is rotatably mounted on the shaft seat, a U-shaped frame is arranged in the middle part of the top end of the bottom plate, an auxiliary positioning ring is arranged in the middle part of the U-shaped frame, the upper part of the threaded rod is rotatably connected with the auxiliary positioning ring through a bearing, an internal thread ring is sleeved on the threaded rod, and an outer ring of the internal thread ring is provided with inclined rods respectively connected with the four groups of push rings;

a driven gear is arranged at the lower part of the threaded rod, a first motor is arranged in the middle of the top end of the bottom plate, a driving gear is arranged at the output end of the first motor, and the driving gear is meshed with the driven gear;

the lifting platform is connected between the top ends of the four groups of lifting columns, a guardrail is arranged on the top end of the lifting platform, a rotating platform is installed in the middle of the top end of the lifting platform in a rotating mode, and a central rotating shaft of the rotating platform penetrates through the bottom end of the lifting platform and is connected with a second motor.

Preferably, a damping telescopic rod is arranged between the top end of the roller and the bottom plate.

Preferably, the positioning mechanism comprises a convex plate arranged on the side face of the bottom plate, a positioning threaded rod penetrates through the convex plate in a vertical rotating mode, and a foot pad is arranged at the bottom end of the positioning threaded rod.

Preferably, the first motors are divided into a left group and a right group, the first motor on the left side is a common motor, and the first motor on the right side is a standby motor.

Preferably, the lifting column is provided with adjusting holes at equal intervals along the vertical direction, and the push ring is provided with an adjusting screw.

Preferably, a central protruding shaft is arranged at the center of the bottom end of the rotating table, the bottom end of the rotating table is provided with balls distributed in an annular mode, and the top end of the lifting table is provided with an annular ball groove corresponding to the balls.

Compared with the prior art, the beneficial effects of the utility model are that: this device is through the sleeve that sets up, the lift post, the throw-out collar, the down tube, the threaded rod, first motor, internal thread ring isotructure, can realize the motion process that a set of motor stably driven elevating platform goes up and down, and the standby motor has been disposed, when the machine commonly used damages, can in time get and replace the work, and do not have the interval when getting and replacing, can in time solve the emergency of on-the-spot performance, this device is equipped with the gyro wheel simultaneously, be convenient for remove, and positioning mechanism can guarantee the stable of device during operation and place.

Drawings

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

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

FIG. 2 is a top view of the present invention with the lift platform and its superstructure removed;

fig. 3 is a bottom view of the rotating table of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a safe lifting platform for film and television production comprises a bottom plate 1, wherein idler wheels 2 are arranged at four corners of the bottom end of the bottom plate 1, positioning mechanisms 3 are symmetrically arranged at the front end and the rear end of the bottom plate 1 in a left-right mode, sleeves 4 are arranged at the top end of the bottom plate 1, four groups of sleeves 4 are arranged, the four groups of sleeves 4 are correspondingly distributed at four corners of the top end of the bottom plate 1, lifting columns 5 are movably inserted in the sleeves 4, and push rings 6 are fixedly installed on the lifting columns 5;

the middle of the top end of the bottom plate 1 is provided with a shaft seat 7, a threaded rod 8 is rotatably mounted on the shaft seat 7, a U-shaped frame 10 is arranged in the middle of the top end of the bottom plate 1, an auxiliary positioning ring 9 is arranged in the middle of the U-shaped frame 10, the upper portion of the threaded rod 8 is rotatably connected with the auxiliary positioning ring 9 through a bearing, an internal thread ring 11 is sleeved on the threaded rod 8, and an outer ring of the internal thread ring 11 is provided with inclined rods 12 respectively connected with the four groups of push rings 6;

a driven gear 13 is arranged at the lower part of the threaded rod 8, a first motor 14 is arranged in the middle of the top end of the bottom plate 1, a driving gear 15 is arranged at the output end of the first motor 14, and the driving gear 15 is meshed with the driven gear 13;

the lifting platforms 16 are connected between the top ends of the four groups of lifting columns 5, the top ends of the lifting platforms 16 are provided with guardrails 17, the middle parts of the top ends of the lifting platforms 16 are rotatably provided with rotating platforms 18, and the central rotating shafts of the rotating platforms 18 penetrate through the bottom ends of the lifting platforms 16 and are connected with second motors 19.

Furthermore, a damping telescopic rod is arranged between the top end of the roller 2 and the bottom plate 1.

Furthermore, the positioning mechanism 3 comprises a convex plate 31 arranged on the side surface of the bottom plate 1, a positioning threaded rod 32 is vertically arranged on the convex plate 31 in a rotating penetrating manner, and a foot pad 33 is arranged at the bottom end of the positioning threaded rod 32.

Further, the first motors 14 are divided into a left group and a right group, the left first motor 14 is a normal motor, and the right first motor 14 is a standby motor.

Furthermore, the lifting column 5 is provided with adjusting holes 51 at equal intervals along the vertical direction, and the push ring 6 is provided with an adjusting screw 61.

Further, a central protruding shaft 181 is disposed at the center of the bottom end of the rotating table 18, a ring-shaped ball 182 is disposed at the bottom end of the rotating table 18, and a ring-shaped ball groove is disposed at the top end of the lifting table 16 corresponding to the ball 182.

The working principle is as follows: in the scheme, all electric devices are electrically connected with an external power supply through an external controller, when the lifting platform is used, the device is moved to a proper position, the positioning threaded rod 32 is rotated to enable the position of the device to be stable, then a power supply line is connected, the first common motor 14 is started, the threaded rod 8 is driven to rotate through gear transmission, the internal thread ring 11 moves upwards, the lifting column 5 is lifted through the inclined rod 12 and the push ring 6, the lifting operation of the lifting platform 16 is further realized, and the second motor 19 is started to drive the rotating platform 18 to rotate; when the utility machine is damaged, the standby first motor 14 may be activated, which may control the lift table 16 to move up and down without intermittence.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The further embodiments of the present invention disclosed above are merely intended to help illustrate the present invention. Further embodiments are not exhaustive and do not limit the utility model to the specific embodiments described. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A safe lifting platform for movie and television production is characterized by comprising a bottom plate (1), wherein idler wheels (2) are arranged at four corners of the bottom end of the bottom plate (1), positioning mechanisms (3) are symmetrically arranged at the left and right ends of the front end and the rear end of the bottom plate (1), sleeves (4) are arranged at the top end of the bottom plate (1), four groups of sleeves (4) are arranged, the four groups of sleeves (4) are correspondingly distributed at four corners of the top end of the bottom plate (1), lifting columns (5) are movably inserted in the sleeves (4), and push rings (6) are fixedly installed on the lifting columns (5);

an axle seat (7) is arranged in the middle of the top end of the bottom plate (1), a threaded rod (8) is rotatably mounted on the axle seat (7), a U-shaped frame (10) is arranged in the middle of the top end of the bottom plate (1), an auxiliary positioning ring (9) is arranged in the middle of the U-shaped frame (10), the upper portion of the threaded rod (8) is rotatably connected with the auxiliary positioning ring (9) through a bearing, an internal thread ring (11) is sleeved on the threaded rod (8), and inclined rods (12) respectively connected with the four groups of push rings (6) are arranged on the outer ring of the internal thread ring (11);

a driven gear (13) is arranged at the lower part of the threaded rod (8), a first motor (14) is arranged in the middle of the top end of the bottom plate (1), a driving gear (15) is arranged at the output end of the first motor (14), and the driving gear (15) is meshed with the driven gear (13);

be connected with elevating platform (16) between the top of four groups lift post (5) jointly, the top of elevating platform (16) is equipped with guardrail (17), the top mid-portion of elevating platform (16) is rotated and is installed and is rotated platform (18), the center pivot of rotating platform (18) runs through elevating platform (16) bottom and is connected with second motor (19).

2. A film and television production safety lifting platform according to claim 1, which is characterized in that: and a damping telescopic rod is arranged between the top end of the roller (2) and the bottom plate (1).

3. A film and television production safety lifting platform according to claim 1, which is characterized in that: positioning mechanism (3) are including establishing flange (31) in bottom plate (1) side, vertical rotation runs through on flange (31) and is equipped with positioning threaded rod (32), positioning threaded rod (32) bottom is provided with pad foot (33).

4. A film and television production safety lifting platform according to claim 1, which is characterized in that: the first motors (14) are divided into a left group and a right group, the first motor (14) on the left side is a common motor, and the first motor (14) on the right side is a standby motor.

5. A film and television production safety lifting platform according to claim 1, which is characterized in that: the lifting column (5) is provided with adjusting holes (51) at equal intervals along the vertical direction, and the push ring (6) is provided with an adjusting screw rod (61).

6. A film and television production safety lifting platform according to claim 1, which is characterized in that: the bottom center of the rotating table (18) is provided with a central protruding shaft (181), the bottom of the rotating table (18) is provided with balls (182) distributed in an annular shape, and the top of the lifting table (16) is provided with an annular ball groove corresponding to the balls (182).