CN-224212334-U - Bearing large bending moment lifting column

Abstract

The utility model discloses a bearing large bending moment lifting column, which belongs to the technical field of lifting movement equipment and comprises a mounting base, wherein a linear actuator is hinged to the upper surface of the mounting base, an upper mounting seat is hinged to the top end of the linear actuator through a pin shaft, a telescopic inner cylinder piece is fixedly mounted on the lower surface of the upper mounting seat, an outer fixing plate is fixedly mounted on the upper surface of the mounting base, the outer fixing plate is positioned on the outer side of the telescopic inner cylinder piece, a positioning guide assembly is mounted between the outer fixing plate and the telescopic inner cylinder piece, and a reinforcing corner bracket is fixedly mounted on the upper end of the outer fixing plate.

Inventors

• ZHAO HONGBO

Assignees

• 南京伊莱普特技术开发有限公司

Dates

Publication Date

20260508

Application Date

20250623

Claims (5)

1. 1. The utility model provides a bear big moment of flexure lifting column, its characterized in that, including installation base (1), the last surface hinge of installation base (1) installs sharp actuator (4), install seat (3) through the round pin axle hinge in the top of sharp actuator (4), the lower fixed surface of installation seat (3) installs flexible inner tube spare (2), the last surface fixed mounting of installation base (1) has outer fixed plate (5), outer fixed plate (5) are located the outside of flexible inner tube spare (2), and install location direction subassembly (6) between outer fixed plate (5) and the flexible inner tube spare (2), the upper end fixed mounting of outer fixed plate (5) has reinforcement angle frame (51).
2. 2. The lifting column for carrying large bending moment according to claim 1, wherein the positioning guide assembly (6) comprises two guide rails (61) and two sliding blocks (62), the guide rails (61) are fixedly installed on the outer side surface of the telescopic inner cylinder (2), the sliding blocks (62) are fixedly installed on the inner side surface of the outer fixing plate (5), and the sliding blocks (62) are in sliding connection with the corresponding guide rails (61).
3. 3. The lifting column for carrying the large bending moment according to claim 2, wherein the upper surface of the upper mounting seat (3) is provided with a wiring groove (31), a drag chain assembly (52) is arranged between the reinforcing corner bracket (51) and the telescopic inner barrel (2), and two ends of the drag chain assembly (52) are fixedly connected with the reinforcing corner bracket (51) and the telescopic inner barrel (2) respectively.
4. 4. The lifting column for bearing the large bending moment according to claim 3, wherein a gas spring (7) is installed between the installation base (1) and the installation upper seat (3), the top end of the gas spring (7) is hinged to the lower surface of the installation upper seat (3) through a pin shaft, a gas spring universal rotating seat (11) is fixedly installed on the upper surface of the installation base (1), the inside of the gas spring universal rotating seat (11) is spherical, and the lower end of the gas spring (7) is connected with the inside of the gas spring universal rotating seat (11) in a spherical universal hinged mode.
5. 5. The lifting column for carrying large bending moment according to claim 1, wherein an inner shield (8) is fixedly arranged on the upper surface of the mounting base (1), the inner shield (8) is positioned on the outer side of the outer fixing plate (5), an outer shield (9) is fixedly arranged on the upper surface of the mounting upper base (3), and the outer shield (9) is positioned on the outer side of the inner shield (8).

Description

Bearing large bending moment lifting column Technical Field The utility model belongs to the technical field of lifting movement equipment, and particularly relates to a lifting column for bearing a large bending moment. Background In the technical field of lifting columns, the existing standard lifting columns have obvious technical bottlenecks that firstly, bending resistance bearing capacity is insufficient, the requirement of a large bending moment working condition is difficult to meet, an auxiliary structure is required to be additionally arranged for compensation, secondly, when the standard lifting columns are used as thrust, the thrust bearing capacity is limited, the bearing capacity under a tensile force working condition is not developed, the load capacity is underutilized, thirdly, an internal wiring space is lost, an external wiring mode is forced to be adopted, on-site wiring is messy, a protective structure and a covering shell are required to be additionally arranged, structural complexity is increased, fourthly, maintainability is not required when a power device is damaged, the whole replacement is required, the replacement cost is high, and the disassembly and assembly process is tedious and time consuming. The above-mentioned drawbacks greatly limit the applicability and economy of the existing lifting column in engineering applications, and need to be solved by technical innovation. Disclosure of utility model The utility model aims to provide a lifting column for bearing a large bending moment so as to solve the problems in the prior art. In order to achieve the above purpose, the present utility model provides the following technical solutions: The utility model provides a bear big moment of flexure lifting column, includes the installation base, the upper surface of installation base articulates installs sharp actuator, install the seat of honour through the round pin axle articulated on the top of sharp actuator, the lower fixed surface who installs the seat of honour installs flexible inner tube spare, the last fixed surface of installation base installs the external fixation board, the external fixation board is located the outside of flexible inner tube spare, and installs location direction subassembly between external fixation board and the flexible inner tube spare, the upper end fixed mounting of external fixation board has the reinforcement angle frame. In the above technical scheme, the positioning guide assembly comprises two guide rails and two sliding blocks, the guide rails are fixedly arranged on the outer side surface of the telescopic inner cylinder, the sliding blocks are fixedly arranged on the inner side surface of the outer fixing plate, and the sliding blocks are in sliding connection with the corresponding guide rails. In the above technical scheme, the wiring groove has been seted up to the upper surface of installation seat, install the tow chain subassembly between reinforcement angle frame and the flexible inner tube spare, tow chain subassembly's both ends respectively with reinforcement angle frame and flexible inner tube spare fixed connection. In the above technical scheme, install the gas spring between installation base and the installation upper seat, the top of gas spring 7 is articulated to be installed at the lower surface of installation upper seat through the round pin axle, the universal rotating seat of gas spring is installed to the upper surface fixed mounting of installation base, the inside of the universal rotating seat of gas spring is spherical, the lower extreme of gas spring 7 is articulated with the inside spherical universal of the universal rotating seat of gas spring and is connected. In the above technical scheme, the upper surface of installation base fixed mounting has inboard guard shield, inboard guard shield is located the outside of external fixation board, the upper surface fixed mounting of installation seat has the outside guard shield, the outside guard shield is located the outside of inboard guard shield. Compared with the prior art, the lifting column for bearing the large bending moment has the beneficial effects that: According to the utility model, through the sliding connection of the guide rail and the sliding block in the positioning guide assembly, the lifting precision of the telescopic inner barrel piece is effectively improved, the telescopic inner barrel piece can bear large bending moment movement, the problem that the bending resistance bearing capacity of the existing lifting column is insufficient is solved, an auxiliary structure is not required to be additionally arranged, the arrangement of the gas spring 7 can offset the acting force generated by the load of the lifting column in advance, the load force of the linear actuator 4 is reduced, the load capacity is improved during thrust application, the bearing capacity under a tensile working condition is developed, and the load capacity is fully uti