CN220601428U

CN220601428U - Light suspender structure

Info

Publication number: CN220601428U
Application number: CN202322210600.8U
Authority: CN
Inventors: 张思亮; 朱明明; 胡石君; 于美娟; 曹辉; 焦见新; 徐中华
Original assignee: Zhongfutai Cultural Architecture Co ltd
Current assignee: Zhongfutai Cultural Architecture Co ltd
Priority date: 2023-08-15
Filing date: 2023-08-15
Publication date: 2024-03-15
Anticipated expiration: 2033-08-15

Abstract

The utility model discloses a lamplight suspender structure, which relates to the technical field of lamplight tools and comprises a fixed platform, a lifting platform, screw rods and motors, wherein the lifting platform and the fixed platform are arranged in parallel at intervals, the lifting platform is in transmission connection with the screw rods through nuts, the motors are fixedly arranged on the fixed platform, the motors are in assembly connection with the screw rods through transmission components, and the number of the screw rods is 2. Compared with the prior art, the device has the advantages of stable lifting process and rapid lifting motion because the screw rod is a rigid body and the two screw rods drive the lifting platform to move simultaneously.

Description

Light suspender structure

Technical Field

The utility model belongs to the technical field of lamplight tools, and further relates to a lamplight suspender structure.

Background

The light suspender is a motor-driven hanging device for hanging the lamp. The light suspender can be used for a motorized hanging device of hanging lamps in a studio, a film shed and a theatre, and in order to meet the requirements of a lamplight engineer on flexibly and rapidly changing different light effects, the light suspender is lifted up and down, and the horizontal suspender hung with the lamps is driven to move up and down or in parallel mainly by an electric transmission mechanism.

For example, chinese patent publication No. CN210103283 discloses an electric rotary lifting boom, which includes at least two lifting motors, each lifting motor lifts a different lifting point, and the at least two lifting motors are independent of each other. In the technical scheme of the utility model, at least two motors are arranged for lifting the lifting point, and the lifting of the lamp is controlled by driving the reel for winding and unwinding the rope through the motors. For another example, chinese patent publication No. CN207584713U discloses a rotary lifting translational light boom, still using a hoist to control lifting of the light boom with the aid of a rope.

However, when the rope is used to control the lifting of the light boom, the light boom suspended by the rope is liable to shake.

Disclosure of Invention

Therefore, the utility model provides a lamplight suspender structure, which has the advantage of stable lifting process, and the technical key points of the scheme are as follows to solve the problems:

the utility model provides a light jib structure, includes fixed platform, lift platform, lead screw and motor, lift platform and fixed platform parallel interval set up, lift platform passes through the nut and is connected with the lead screw transmission, the motor is fixed to be set up on fixed platform, the motor passes through drive assembly and lead screw assembly connection, the quantity of lead screw is 2.

As described above, the application provides a lamplight suspender structure, which has the advantage of stable lifting process. The fixed platform is fixedly connected with the building and used for installing and supporting the whole structure, and the lifting platform is used for installing the lamp and can ascend and descend in the height direction so as to adjust the height of the lamp. Unlike the prior art, the device also comprises a screw rod driven by a motor, and the lifting platform is in transmission connection with the screw rod through a screw rod nut assembly form. The motor is fixedly arranged on the fixed platform, the motor is connected with the screw rod in an assembling way through a transmission assembly, the transmission assembly can be reasonable transmission equipment such as a gear reducer and chain transmission, and the motor drives the screw rod to rotate to drive the lifting platform to lift. The motor fixes the lifting platform at a certain height by locking and braking. Compared with the rope, the screw rod is a rigid body, and the lamplight suspender structure has the advantages that the two screw rods drive the lifting platform to move simultaneously, so the device has the advantages of stable lifting process and rapid lifting motion compared with the prior art.

The further technical scheme is as follows:

the lifting platform is horizontally arranged, the fixed platform is horizontally arranged above the lifting platform, and the two screw rods extend vertically in parallel. The technical characteristics define the relative position between the two platforms, and the lifting platform is positioned below the fixed platform, so that the lamp can be conveniently installed.

The fixed platform is of a rectangular frame structure, and the two screw rods are symmetrically arranged left and right by taking a long-side midpoint connecting line of the rectangular frame-shaped fixed platform as a symmetry axis. The symmetrically arranged screw rods further improve the stability of the movement of the lifting platform.

The transmission assembly comprises a first-stage worm gear unit, a second-stage worm gear unit, a third-stage worm gear unit, a first-stage rotating shaft, a second-stage rotating shaft and a third-stage rotating shaft; the motor is in transmission connection with a second-stage rotating shaft, the second-stage rotating shaft horizontally extends along the long side direction of the fixed platform, the third-stage rotating shaft horizontally extends along the short side direction of the fixed platform, two end parts of the second-stage rotating shaft are respectively in transmission connection with two third-stage rotating shafts through a second-stage worm and gear unit, and two screw rods are respectively in transmission connection with corresponding third-stage rotating shafts through a third-stage worm and gear unit. The characteristic provides a specific implementation mode of the transmission assembly, and the worm and wheel transmission has the advantages of stable transmission and no noise, so that the whole structure is more compact.

In order to enable arrangement of the motor to be more reasonable and convenient to disassemble and assemble, the motor is arranged in such a way that an output shaft of the motor is arranged vertically, the output shaft of the motor is fixedly connected with a first-stage rotating shaft, and the first-stage rotating shaft is in transmission connection with a second-stage rotating shaft through a first-stage worm gear unit. The output shaft and the first-stage rotating shaft can be connected through a coupling.

In order to make the whole device stress more balanced, the first-stage worm gear unit is arranged at the midpoint of the second-stage rotating shaft.

Further, the bottom of the fixed platform is fixedly provided with a bearing seat for installing the second-stage rotating shaft and the third-stage rotating shaft. The bearing pedestal is arranged at the lower side of the fixed platform, so that the assembly of each rotating shaft is convenient.

For further improving lifting motion stability, set up to, still include the guide bar of vertical setting, the top and the fixed platform fixed connection of guide bar, lift platform passes through linear bearing and guide bar sliding connection.

In order to avoid lifting movement beyond the travel range, a limiting block is fixedly arranged at the bottom of the guide rod.

The beneficial effects of the utility model are as follows:

the application provides a light jib structure, has the advantage that lift process is stable. The fixed platform is fixedly connected with the building and used for installing and supporting the whole structure, and the lifting platform is used for installing the lamp and can lift in the height direction so as to adjust the height of the lamp. Unlike the prior art, the device also comprises a screw rod driven by a motor, and the lifting platform is in screw rod transmission connection in a screw rod nut assembly mode. The motor is fixedly arranged on the fixed platform, the motor is connected with the screw rod in an assembling way through a transmission assembly, the transmission assembly can be reasonable transmission equipment such as a gear reducer and chain transmission, and the motor drives the screw rod to rotate to drive the lifting platform to lift. The motor fixes the lifting platform at a certain height by means of locking and braking. Compared with the prior art, the device has the advantages of stable lifting process and rapid lifting motion because the screw rod is a rigid body and the two screw rods drive the lifting platform to move simultaneously.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

FIG. 1 is a three-dimensional schematic view of the entire bottom view of the present utility model;

FIG. 2 is a three-dimensional schematic view of the overall top view of the present utility model;

in the figure: 1. a lamp; 2. a fixed platform; 201. a long side; 202. short sides; 3. a lifting platform; 4. a screw rod; 5. a motor; 601. a first-stage worm gear unit; 602. a second-stage worm gear unit; 603. a third-stage worm gear unit; 604. a first-stage rotating shaft; 605. a second-stage rotating shaft; 606. a third-stage rotating shaft; 7. a bearing seat; 8. a guide rod; 9. and a limiting block.

Detailed Description

For the purpose of making apparent the objects, technical solutions and advantages of the present utility model, the present utility model will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present utility model and the descriptions thereof are for illustrating the present utility model only and are not to be construed as limiting the present utility model.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. However, it will be apparent to one of ordinary skill in the art that: no such specific details are necessary to practice the utility model. In other instances, well-known structures, circuits, materials, or methods have not been described in detail in order not to obscure the utility model.

Throughout the specification, references to "one embodiment," "an embodiment," "one example," or "an example" mean: a particular feature, structure, or characteristic described in connection with the embodiment or example is included within at least one embodiment of the utility model. Thus, the appearances of the phrases "in one embodiment," "in an example," or "in an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics may be combined in any suitable combination and/or sub-combination in one or more embodiments or examples. Moreover, those of ordinary skill in the art will appreciate that the illustrations provided herein are for illustrative purposes and that the illustrations are not necessarily drawn to scale. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

In the description of the present utility model, the terms "front", "rear", "left", "right", "upper", "lower", "vertical", "horizontal", "high", "low", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present utility model.

Examples

1-2, a light jib structure, including fixed platform 2, lift platform 3, lead screw 4 and motor 5, lift platform 3 and fixed platform 2 parallel interval sets up, lift platform 3 passes through the nut and is connected with lead screw 4 transmission, motor 5 is fixed to be set up on fixed platform 2, motor 5 passes through drive assembly and lead screw 4 assembly connection, the quantity of lead screw 4 is 2.

As described above, the application provides a lamplight suspender structure, which has the advantage of stable lifting process. The fixed platform 2 is fixedly connected with a building and used for installing and supporting the whole structure, and the lifting platform 3 is used for installing the lamp 1 and can ascend and descend in the height direction so as to adjust the height of the lamp 1. Unlike the prior art, the device also comprises a screw rod 4 driven by a motor 5, and the lifting platform 3 is in transmission connection with the screw rod 4 through a screw rod 4 nut assembly form. The motor 5 is fixedly arranged on the fixed platform 2, the motor 5 is assembled and connected with the screw rod 4 through a transmission component, the transmission component can be reasonable transmission equipment such as a gear reducer and chain transmission, and the motor 5 drives the screw rod 4 to rotate to drive the lifting platform 3 to lift. The motor 5 fixes the lifting platform 3 at a certain height stationary by means of locking braking. Compared with ropes, the screw rod 4 is a rigid body, and the lamplight suspender structure has the advantages that the two screw rods 4 drive the lifting platform 3 to move simultaneously, so the device has the advantages of stable lifting process and rapid lifting motion compared with the prior art.

The further technical scheme is as follows:

the lifting platform 3 is horizontally arranged, the fixed platform 2 is horizontally arranged above the lifting platform 3, and the two screw rods 4 extend vertically in parallel. The technical feature defines the relative position between the two platforms, and the lifting platform 3 is positioned below the fixed platform 2 to more conveniently mount the lamp 1.

The fixed platform 2 is of a rectangular frame structure, and the two screw rods 4 are symmetrically arranged left and right by taking a midpoint connecting line of long sides 201 of the rectangular frame-shaped fixed platform 2 as a symmetry axis. The symmetrically arranged screw rods 4 further promote the stability of the movement of the lifting platform 3.

The transmission assembly comprises a first-stage worm gear unit 601, a second-stage worm gear unit 602, a third-stage worm gear unit, a first-stage rotating shaft 604, a second-stage rotating shaft 605 and a third-stage rotating shaft 606; the motor 5 is in transmission connection with a second-stage rotating shaft 605, the second-stage rotating shaft 605 horizontally extends along the long side 201 direction of the fixed platform 2, the third-stage rotating shaft 606 horizontally extends along the short side 202 direction of the fixed platform 2, two end parts of the second-stage rotating shaft 605 are respectively in transmission connection with two third-stage rotating shafts 606 through second-stage worm gear units 602, and two screw rods 4 are respectively in transmission connection with corresponding third-stage rotating shafts 606 through third-stage worm gear units. The characteristic provides a specific implementation mode of the transmission assembly, and the worm and wheel transmission has the advantages of stable transmission and no noise, so that the whole structure is more compact.

In order to make the arrangement of the motor 5 more reasonable and facilitate the disassembly and assembly, the arrangement is that the output shaft of the motor 5 is vertically arranged, the output shaft of the motor 5 is fixedly connected with the first-stage rotating shaft 604, and the first-stage rotating shaft 604 is in transmission connection with the second-stage rotating shaft 605 through the first-stage worm gear unit 601. The output shaft and the first stage shaft 604 may be coupled by a coupling.

In order to make the whole device stressed more balanced, the first-stage worm gear unit 601 is arranged at the midpoint of the second-stage rotating shaft 605.

Further, a bearing seat 7 for installing the second stage rotating shaft 605 and the third stage rotating shaft 606 is fixedly arranged at the bottom of the fixed platform 2. The bearing seat 7 is arranged on the lower side of the fixed platform 2 to facilitate the assembly of each rotating shaft.

For further improving the stability of lifting movement, the lifting device is arranged to further comprise a guide rod 8 which is vertically arranged, the top end of the guide rod 8 is fixedly connected with the fixed platform 2, and the lifting platform 3 is in sliding connection with the guide rod 8 through a linear bearing.

In order to avoid lifting movement beyond the travel range, a limiting block 9 is fixedly arranged at the bottom of the guide rod 8.

The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the utility model, and is not meant to limit the scope of the utility model, but to limit the utility model to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a light jib structure, its characterized in that, including fixed platform (2), lift platform (3), lead screw (4) and motor (5), lift platform (3) and fixed platform (2) parallel interval set up, lift platform (3) are connected with lead screw (4) transmission through the nut, motor (5) are fixed to be set up on fixed platform (2), motor (5) pass through drive assembly and lead screw (4) fit connection, the quantity of lead screw (4) is 2.

2. The lamplight boom structure according to claim 1, characterized in that the lifting platform (3) is horizontally arranged, the fixed platform (2) is horizontally arranged above the lifting platform (3), and the two screw rods (4) extend vertically in parallel.

3. The lamplight suspender structure according to claim 2, characterized in that the fixed platform (2) is a rectangular frame structure, and the two screw rods (4) are symmetrically arranged on the left and right sides by taking the midpoint connecting line of the long side (201) of the rectangular frame-shaped fixed platform (2) as a symmetry axis.

4. A light boom structure according to claim 3, characterized in that the transmission assembly comprises a first stage worm gear unit (601), a second stage worm gear unit (602), a third stage worm gear unit, a first stage rotation shaft (604), a second stage rotation shaft (605), a third stage rotation shaft (606); the motor (5) is in transmission connection with a second-stage rotating shaft (605), the second-stage rotating shaft (605) horizontally extends along the long side (201) direction of the fixed platform (2), the third-stage rotating shaft (606) horizontally extends along the short side (202) direction of the fixed platform (2), two end parts of the second-stage rotating shaft (605) are respectively in transmission connection with two third-stage rotating shafts (606) through second-stage worm and gear units (602), and two screw rods (4) are respectively in transmission connection with corresponding third-stage rotating shafts (606) through third-stage worm and gear units.

5. The lamplight suspender structure according to claim 4, wherein an output shaft of the motor (5) is vertically arranged, the output shaft of the motor (5) is fixedly connected with a first-stage rotating shaft (604), and the first-stage rotating shaft (604) is in transmission connection with a second-stage rotating shaft (605) through a first-stage worm gear unit (601).

6. The light boom structure of claim 5, wherein the first stage worm gear unit (601) is located at a midpoint of the second stage rotational axis (605).

7. A light boom structure according to claim 4, characterized in that the bottom of the fixed platform (2) is fixedly provided with bearing blocks (7) for mounting the second stage shaft (605) and the third stage shaft (606).

8. A light boom structure according to claim 3, characterized by further comprising a vertically arranged guide rod (8), the top end of the guide rod (8) being fixedly connected with the fixed platform (2), and the lifting platform (3) being slidably connected with the guide rod (8) through a linear bearing.

9. The lamplight boom structure according to claim 8, characterized in that a limiting block (9) is fixedly arranged at the bottom of the guide rod (8).