CN212024540U

CN212024540U - Hydraulic lifting device with high safety performance

Info

Publication number: CN212024540U
Application number: CN202020456210.2U
Authority: CN
Inventors: 陈建红; 肖伟
Original assignee: Jiangsu Bolin Machinery Manufacturing Co ltd
Current assignee: Jiangsu Bolin Machinery Manufacturing Co ltd
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2020-11-27
Anticipated expiration: 2030-04-01

Abstract

The utility model discloses a hydraulic lifting device with high safety performance, which comprises a fixed base and a lifting mechanism, wherein a plurality of universal wheels are arranged on the lower end face of the fixed base, an installation platform is arranged on the upper end face of the fixed base, an installation column is movably arranged on the upper end face of the installation platform, a gear groove is arranged on the installation column, a motor is arranged on one side of the installation column on the upper end face of the installation platform, the output end of the motor is meshed with the gear groove through a gear, the lifting mechanism is arranged at the upper end of the fixed base, and the lifting mechanism consists of a hydraulic telescopic rod, a lifting plate, a fixed plate, a supporting plate, a lead screw, a first ball nut, a second ball nut and a limiting plate; the utility model discloses simple structure, reasonable in design is stable higher at the in-process that lifts by crane, can effectively fix the article of co-altitude not, prevents that article from being at the in-process landing that lifts by crane, adjusts the horizontal position simultaneously fast effectively, increases holistic stability.

Description

Hydraulic lifting device with high safety performance

Technical Field

The utility model belongs to the technical field of the hydraulic pressure equipment of lifting by crane, concretely relates to hydraulic pressure hoisting accessory that security performance is high.

Background

The hoisting equipment starts a vertical or vertical and horizontal working stroke after material taking, unloads the material after reaching a destination, and then moves to a material taking place in an empty stroke to complete a working cycle, and then carries out secondary hoisting or transportation, but the existing hoisting equipment still has various problems.

Although the hydraulic lifting device disclosed in the publication No. CN 207175228U is convenient to install, the center of gravity of the lifted equipment can be adjusted by fine adjustment between the hydraulic cylinders, and the center of the support does not shift, but the center of gravity of the whole device rises along with the rise of the goods during lifting, and the base at the lower end is narrow, so that the goods easily slide down, and the whole device is inconvenient to rotate in the horizontal direction.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydraulic lifting device that security performance is high to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a hydraulic lifting device with high safety performance comprises a fixed base and a lifting mechanism, wherein a plurality of universal wheels are arranged on the lower end face of the fixed base, an installation platform is arranged on the upper end face of the fixed base, an installation column is movably arranged on the upper end face of the installation platform, a gear groove is formed in the installation column, a motor is arranged on one side of the installation column on the upper end face of the installation platform, the output end of the motor is meshed with the gear groove through a gear, the lifting mechanism is arranged at the upper end of the fixed base and consists of a hydraulic telescopic rod, a lifting plate, a fixed plate, a supporting plate, a lead screw, a first ball nut, a second ball nut and a limiting plate, the upper end of the installation column is provided with the hydraulic telescopic rod, the upper end of the hydraulic telescopic rod is provided with the lifting plate, and one side of the lower end face of the lifting plate is provided with, the utility model discloses a hydraulic telescopic rod, including mounting table, telescopic bracket, recess, support column, supporting plate, lead screw, first ball nut and second ball nut, be provided with the limiting plate on the lead screw between first ball nut and second ball nut, there is the support column through seting up circular recess sliding connection on the up end of mount table, the upper end of support column is provided with telescopic bracket, telescopic bracket's upper end sets up on the lower terminal surface of lifter plate.

Preferably, a balancing weight is arranged on one side of the mounting table on the upper end face of the fixed base.

Preferably, a plurality of connecting rods are arranged on the lower end face of the lifting plate, and the lower ends of the connecting rods are arranged on the fixing plate.

Preferably, both sides of the fixed plate are slidably connected with the sliding blocks arranged on the limiting plates through the sliding grooves.

Preferably, one side of the supporting plate, which is far away from the fixing plate, is provided with an inclined surface.

Preferably, the lower end of the screw rod is provided with an adjusting block.

Preferably, the lower end face of the limiting plate and the upper end face of the supporting plate are both provided with anti-slip pads.

Preferably, a plurality of fixing blocks are arranged between the telescopic supports, and springs are arranged between the fixing blocks.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a be provided with the mechanism of lifting by crane, the mechanism of lifting by crane sets up in unable adjustment base's upper end, the mechanism of lifting by crane comprises hydraulic telescoping rod, lifter plate, fixed plate, backup pad, lead screw, first ball nut, second ball nut and limiting plate, and through the effect of the mechanism of lifting by crane, it is more stable in the in-process of lifting by crane, can effectively fix the article of different heights, prevent that article from landing in the in-process of lifting by crane;

(2) the utility model discloses a be provided with the gear groove on the erection column, the output of motor is connected with the gear groove meshing through setting up the gear, and the upper end of support column is provided with telescopic bracket, and telescopic bracket's upper end setting is on the lower terminal surface of lifter plate, through the regulation of motor and telescopic bracket's cooperation, adjusts the horizontal position fast effectively, increases holistic stability.

Drawings

FIG. 1 is an overall front view of the present invention;

fig. 2 is a top view of the mounting table of the present invention;

fig. 3 is a side view of the fixing plate of the present invention;

fig. 4 is a side view of the telescopic bracket of the present invention;

fig. 5 is the utility model discloses a fixed plate and limiting plate local connection schematic diagram.

In the figure: 1. a fixed base; 101. a universal wheel; 102. a balancing weight; 2. a hoisting mechanism; 21. a hydraulic telescopic rod; 22. a lifting plate; 23. a fixing plate; 24. a support plate; 25. a screw rod; 251. an adjusting block; 26. a first ball nut; 27. a second ball nut; 28. a limiting plate; 281. a non-slip mat; 3. an installation table; 4. mounting a column; 41. a gear groove; 5. a motor; 6. a support pillar; 7. a telescopic bracket; 71. a fixed block; 72. a spring; 8. a connecting rod.

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 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.

Referring to fig. 1-5, the present invention provides a hydraulic lifting device with high safety performance: a hydraulic lifting device with high safety performance comprises a fixed base 1 and a lifting mechanism 2, wherein a plurality of universal wheels 101 are installed on the lower end face of the fixed base 1 through bolts, an installation platform 3 is welded on the upper end face of the fixed base 1, an installation column 4 is installed on the upper end face of the installation platform 3 through a bearing, a gear groove 41 is formed in the installation column 4, a motor 5 is installed on one side of the installation column 4 on the upper end face of the installation platform 3 through bolts, the output end of the motor 5 is connected with the gear groove 41 in a meshed mode through an installation gear, the lifting mechanism 2 is installed at the upper end of the fixed base 1, the lifting mechanism 2 comprises a hydraulic telescopic rod 21, a lifting plate 22, a fixed plate 23, a supporting plate 24, a screw rod 25, a first ball nut 26, a second ball nut 27 and a limiting plate 28, the hydraulic telescopic rod 21 is installed at the upper end of the installation column 4 through bolts, and the lifting, one side welding of terminal surface has fixed plate 23 under lifter plate 22, the lower extreme welding that hydraulic telescoping rod 21 one side was kept away from to fixed plate 23 has backup pad 24, install lead screw 25 through seting up recess and bearing on the fixed plate 23, threaded connection has first ball nut 26 and second ball nut 27 on the lead screw 25, sliding connection has limiting plate 28 between first ball nut 26 and second ball nut 27 on the lead screw 25, sliding connection has support column 6 through seting up circular recess on the up end of mount table 3, telescopic bracket 7 is installed through the portal frame in the upper end of support column 6, install on lifter plate 22's lower terminal surface through the portal frame in the upper end of telescopic bracket 7.

In this embodiment, preferably, the counterweight block 102 is welded to one side of the installation table 3 on the upper end surface of the fixed base 1, which is beneficial to preventing the whole device from inclining in the hoisting process.

In this embodiment, preferably, the lower end surface of the lifting plate 22 is welded with a plurality of connecting rods 8, and the lower ends of the connecting rods 8 are welded on the fixing plate 23, so that the stability between the lifting plate 22 and the fixing plate 23 is increased.

In this embodiment, preferably, the two sides of the fixing plate 23 are slidably connected to the sliding blocks mounted on the limiting plate 28 through the sliding grooves, which is beneficial to increasing the stability of the limiting plate 28.

In this embodiment, preferably, the side of the supporting plate 24 away from the fixing plate 23 is provided with an inclined surface, which is beneficial to facilitate the placement of the object therein on the supporting plate 24.

In this embodiment, preferably, the lower end of the screw rod 25 is welded with the adjusting block 251, which is beneficial to conveniently rotating the screw rod 25.

In this embodiment, preferably, the anti-slip pads 281 are mounted on the lower end surface of the limiting plate 28 and the upper end surface of the supporting plate 24, so as to increase the friction between the goods and the supporting plate 24 and the limiting plate 28.

In this embodiment, preferably, a plurality of fixing blocks 71 are welded between the telescopic supports 7, and springs 72 are installed between the fixing blocks 71, so that convenience is brought to the telescopic supports 7 to achieve a certain buffering effect.

The utility model discloses a theory of operation and use flow: in the device, at first place the goods on the up end of backup pad 24, then rotate lead screw 25, lead screw 25 rotates and makes first ball nut 26 and second ball nut 27 drive the motion of limiting plate 28, further fix the goods through limiting plate 28, then restart hydraulic telescoping rod 21, make the goods rise to corresponding high back when hydraulic telescoping rod 21, starter motor 5, motor 5 drives erection column 4 and rotates, realize the regulation of position in the horizontal direction, simultaneously through telescopic bracket 7's connection, prevent that the focus is unstable, the in-process that this device was lifting by crane is stable higher, can effectively fix the article of co-altitude, prevent that article landing at the in-process that lifts by crane, adjust horizontal position fast effectively, increase holistic stability.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hydraulic lifting device that security performance is high, includes unable adjustment base (1) and lifts by crane mechanism (2), its characterized in that: the universal wheels (101) are arranged on the lower end face of the fixed base (1), the mounting table (3) is arranged on the upper end face of the fixed base (1), the mounting column (4) is movably arranged on the upper end face of the mounting table (3), the gear groove (41) is formed in the mounting column (4), the motor (5) is arranged on one side of the mounting column (4) on the upper end face of the mounting table (3), the output end of the motor (5) is meshed and connected with the gear groove (41) through a gear, the lifting mechanism (2) is arranged at the upper end of the fixed base (1), the lifting mechanism (2) is composed of a hydraulic telescopic rod (21), a lifting plate (22), a fixed plate (23), a supporting plate (24), a screw rod (25), a first ball nut (26), a second ball nut (27) and a limiting plate (28), the hydraulic telescopic rod (21) is arranged at the upper end of the mounting column (4), the upper end of the hydraulic telescopic rod (21) is provided with a lifting plate (22), one side of the lower end surface of the lifting plate (22) is provided with a fixed plate (23), the lower end of one side of the fixed plate (23) far away from the hydraulic telescopic rod (21) is provided with a supporting plate (24), a screw rod (25) is movably arranged on the fixed plate (23) through a groove, a first ball nut (26) and a second ball nut (27) are connected on the screw rod (25) in a threaded manner, a limit plate (28) is arranged on the screw rod (25) between the first ball nut (26) and the second ball nut (27), the upper end surface of the mounting table (3) is connected with a supporting column (6) in a sliding way by being provided with a circular groove, the upper end of support column (6) is provided with telescopic bracket (7), the upper end setting of telescopic bracket (7) is on the lower terminal surface of lifter plate (22).

2. The hydraulic lifting device with high safety performance as claimed in claim 1, wherein: and a balancing weight (102) is arranged on one side of the mounting table (3) on the upper end face of the fixed base (1).

3. The hydraulic lifting device with high safety performance as claimed in claim 1, wherein: the lower end face of the lifting plate (22) is provided with a plurality of connecting rods (8), and the lower ends of the connecting rods (8) are arranged on the fixing plate (23).

4. The hydraulic lifting device with high safety performance as claimed in claim 1, wherein: and the two sides of the fixed plate (23) are in sliding connection with sliding blocks arranged on the limiting plate (28) through a sliding chute.

5. The hydraulic lifting device with high safety performance as claimed in claim 1, wherein: one side of the supporting plate (24) far away from the fixing plate (23) is provided with an inclined surface.

6. The hydraulic lifting device with high safety performance as claimed in claim 1, wherein: the lower end of the screw rod (25) is provided with an adjusting block (251).

7. The hydraulic lifting device with high safety performance as claimed in claim 1, wherein: and anti-skid pads (281) are arranged on the lower end face of the limiting plate (28) and the upper end face of the supporting plate (24).

8. The hydraulic lifting device with high safety performance as claimed in claim 1, wherein: a plurality of fixing blocks (71) are arranged between the telescopic supports (7), and springs (72) are arranged between the fixing blocks (71).