CN218879295U - Small-sized mobile crane for loading materials - Google Patents

Abstract

The utility model relates to a small-size travelling crane for material loading, including dolly chassis, hoisting equipment and tubular product fixed establishment, the vertical pole is installed to the upper end on dolly chassis, the upper end of vertical pole is rotated and is connected with the bull stick, one side of vertical pole is rotated and is connected with hydraulic ejector pin, hydraulic ejector pin's piston end is rotated with the bull stick and is connected, just hoisting equipment installs in one side of vertical pole, hoisting equipment passes through fixed pulley and tubular product fixed establishment fixed connection, tubular product fixed establishment includes the fixed block, the arc fixed slot has been seted up to the upper end of fixed block, just the upper end of fixed block is rotated and is connected with the arc mounting, fixed block and arc mounting are fixed through locking mechanism locking, control the angle of bull stick through hydraulic ejector pin, drive tubular product fixed establishment through hoisting equipment and go up and down, and tubular product fixed establishment can be fine fixes the tubular product in the material.

Description

Small-sized mobile crane for loading materials

Technical Field

The utility model relates to a hoisting equipment technical field specifically is a small-size travelling crane for material loading.

Background

In the production process of some products, a lot of products and related materials need to be transported, in the transportation process, the weight of the transported products is relatively heavy, the space of a production workshop is generally narrow, and some large and medium-sized cranes, cranes and other hoisting machines are not suitable for operation in narrow space. In the existing machinery, a hoisting device is large in size, a small amount of heavy objects are not convenient to use when being hoisted, manual carrying is often adopted, the labor intensity of workers is high, the working efficiency is low, particularly, some objects with the weight exceeding 100 kilograms are carried to high places, such as loading, certain dangerousness is generated, time and labor are wasted, and reasonable auxiliary machinery is needed for improving the efficiency and reducing the labor intensity of operators. In the prior art, in a workshop in a narrow space, objects with the weight of 50-500 kg are transported, and cranes such as large and medium-sized cranes, cranes and the like can not operate and can not move at any time when the cranes work.

Chinese patent publication No. CN208413724U proposes a movable small-sized crane, which is lifted or put down by driving a hook to extend up and down by a hoist, but the hook is not convenient for lifting pipes in materials, and the pipes are not bound by a rope with sufficient stability, so we need to propose a small-sized mobile crane for loading materials.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a small-size travelling crane for material loading comes the angle of control bull stick through hydraulic ejector pin, drives tubular product fixed establishment through hoisting equipment and goes up and down, and tubular product fixed establishment can be fine fixes the tubular product in the material, solves the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a small-size travelling crane for material loading, includes dolly chassis, hoisting equipment and tubular product fixed establishment, the vertical pole is installed to the upper end on dolly chassis, the upper end of vertical pole is rotated and is connected with the bull stick, one side of vertical pole is rotated and is connected with the hydraulic pressure ejector pin, the piston end and the bull stick of hydraulic pressure ejector pin are rotated and are connected, just hoisting equipment installs in one side of vertical pole, hoisting equipment passes through fixed pulley and tubular product fixed establishment fixed connection, tubular product fixed establishment includes the fixed block, the arc fixed slot has been seted up to the upper end of fixed block, just the upper end of fixed block is rotated and is connected with the arc mounting, fixed block and arc mounting are fixed through locking mechanical system locking.

Furthermore, universal wheels are installed at four corners of the lower end of the trolley chassis, the universal wheels are self-locking universal wheels, and a handle is welded at the upper end of the trolley chassis.

Further, the outer wall fixed mounting of handle has the antiskid of rubber cover, the outer wall of antiskid of rubber cover is provided with anti-skidding bump, just the outer wall of handle is provided with the control part, control part and hydraulic ram, hoisting equipment looks electrical connection.

Furthermore, the upper end of the trolley chassis is fixedly welded with four groups of structural reinforcing plates, and the side parts of the structural reinforcing plates are fixedly welded with the longitudinal rods.

Furthermore, both sides welded fastening of fixed block has rings, rings are provided with four groups and are located the four corners of fixed block lateral part, hoist equipment's hoist cable and four groups rings fixed connection.

Further, the arc-shaped fixing piece is symmetrically provided with two groups, and the two groups are respectively fixedly connected with connecting rods on one side of the arc-shaped fixing piece, the locking mechanism comprises an upper locking block, the upper locking block is rotatably connected between the two groups of connecting rods, and a through hole is formed in the upper locking block.

Further, the mounting groove has been seted up on the fixed block, it is two sets of telescopic links that are the symmetry setting to rotate to be connected with on the mounting groove, and is two sets of the inboard of telescopic link is rotated and is connected with lower part latch segment, the lower extreme of lower part latch segment sets up threaded hole, the aperture of through-hole is greater than the aperture of screw hole, locking mechanical system passes through bolt locking and fixes.

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

the utility model discloses an angle that the bull stick was controlled to the hydraulic ram drives tubular product fixed establishment through hoisting equipment and goes up and down, and hydraulic ram and hoisting equipment are controlled through the control part on hand, and tubular product passes through tubular product fixed establishment fixedly, specifically locks through locking mechanical system cooperation bolt, and tubular product fixed establishment can fix the tubular product of different pipe diameters through telescopic link, upper portion latch segment and lower part latch segment, conveniently uses.

Drawings

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

FIG. 2 is a schematic structural view of the tube fixing mechanism of the present invention;

fig. 3 is a schematic structural diagram of a portion a in fig. 2 according to the present invention.

In the figure: 1. a trolley chassis; 2. a hoisting device; 3. a pipe fixing mechanism; 30. a locking mechanism; 101. a longitudinal bar; 102. a rotating rod; 103. a hydraulic ejector rod; 104. a universal wheel; 105. a handle; 106. a rubber anti-slip sleeve; 107. a control unit; 108. a structural reinforcement plate; 301. a fixed block; 302. an arc-shaped fixing groove; 303. an arc-shaped fixing piece; 304. a hoisting ring; 305. a connecting rod; 306. an upper locking block; 307. a through hole; 308. mounting grooves; 309. a telescopic rod; 310. a lower locking block; 311. a threaded bore.

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. 1-3, the present invention provides a technical solution: a small-sized mobile crane for loading materials comprises a trolley chassis 1, a hydraulic ejector rod 103, a hoisting device 2 and a pipe fixing mechanism 3, wherein four corners of the lower end of the trolley chassis 1 are provided with universal wheels 104, the universal wheels 104 are self-locking universal wheels, the upper end of the trolley chassis 1 is welded with a handle 105, the outer wall of the handle 105 is fixedly provided with a rubber anti-skidding sleeve 106, the outer wall of the rubber anti-skidding sleeve 106 is provided with anti-skidding salient points, the outer wall of the handle 105 is provided with a control part 107, and the control part 107 is electrically connected with the hydraulic ejector rod 103 and the hoisting device 2;

the upper end of the trolley chassis 1 is provided with the longitudinal rod 101, the upper end of the trolley chassis 1 is fixedly welded with the structural reinforcing plates 108, four groups of structural reinforcing plates 108 are arranged, the side parts of the structural reinforcing plates 108 are fixedly welded with the longitudinal rod 101, and the structural reinforcing plates 108 can improve the stability of the longitudinal rod 101;

the upper end of a longitudinal rod 101 is rotatably connected with a rotating rod 102, one side of the longitudinal rod 101 is rotatably connected with a hydraulic ejector rod 103, the piston end of the hydraulic ejector rod 103 is rotatably connected with the rotating rod 102, a hoisting device 2 is installed on one side of the longitudinal rod 101, the hoisting device 2 is fixedly connected with a pipe fixing mechanism 3 through a fixed pulley, the pipe fixing mechanism 3 comprises a fixed block 301, hoisting rings 304 are fixedly welded on two sides of the fixed block 301, the hoisting rings 304 are provided with four groups and are positioned at four corners of the side portion of the fixed block 301, hoisting ropes of the hoisting device 2 are fixedly connected with the four groups of hoisting rings 304, the hoisting ropes of the hoisting device 2 are divided into four groups of independent connector lugs, and the connector lugs are fixedly connected with the four groups of hoisting rings 304;

an arc fixing groove 302 is formed in the upper end of the fixing block 301, an arc fixing piece 303 is rotatably connected to the upper end of the fixing block 301, the fixing block 301 and the arc fixing piece 303 are locked and fixed through a locking mechanism 30, two sets of arc fixing pieces 303 are symmetrically arranged, a connecting rod 305 is fixedly connected to one side of each of the two sets of arc fixing pieces 303, the locking mechanism 30 comprises an upper locking block 306, the upper locking block 306 is rotatably connected between the two sets of connecting rods 305, a through hole 307 is formed in the upper locking block 306, an installation groove 308 is formed in the fixing block 301, two sets of symmetrically arranged telescopic rods 309 are rotatably connected to the installation groove 308, a lower locking block 310 is rotatably connected to the inner sides of the two sets of telescopic rods 309, a threaded hole 311 is formed in the lower end of the lower locking block 310, the aperture of the through hole 307 is larger than that of the threaded hole 311, and the locking mechanism 30 is locked and fixed through bolts;

the rotation connection mode in the device is realized through a bearing, specifically, when the device is used, a pipe is placed on the arc fixing groove 302 of the fixing block 301, then the arc fixing piece 303 is rotated, the telescopic rod 309 is pulled to align the upper locking block 306 and the lower locking block 310, then the pipe is fixed through a bolt, the hydraulic ejector rod 103 and the hoisting device 2 are controlled through the control part 107 on the handle 105, and the steering and the moving of the device are realized through the universal wheel 104.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 (7)

1. The utility model provides a small-size travelling crane for material loading, includes dolly chassis (1), hoisting equipment (2) and tubular product fixed establishment (3), its characterized in that: vertical pole (101) are installed to the upper end of dolly chassis (1), the upper end of vertical pole (101) is rotated and is connected with bull stick (102), one side of vertical pole (101) is rotated and is connected with hydraulic ram (103), the piston end of hydraulic ram (103) is rotated with bull stick (102) and is connected, just hoisting equipment (2) are installed in one side of vertical pole (101), hoisting equipment (2) are through fixed pulley and tubular product fixed establishment (3) fixed connection, tubular product fixed establishment (3) are including fixed block (301), arc fixed slot (302) have been seted up to the upper end of fixed block (301), just the upper end of fixed block (301) is rotated and is connected with arc mounting (303), fixed block (301) and arc mounting (303) are fixed through locking mechanical system (30) locking.

2. A small mobile crane for the loading of materials, according to claim 1, characterized in that: universal wheels (104) are installed at four corners of the lower end of the trolley chassis (1), the universal wheels (104) are self-locking universal wheels, and handles (105) are welded at the upper end of the trolley chassis (1).

3. A small mobile crane for the loading of materials, according to claim 2, characterized in that: the outer wall fixed mounting of handle (105) has rubber antiskid cover (106), the outer wall of rubber antiskid cover (106) is provided with anti-skidding bump, just the outer wall of handle (105) is provided with control unit (107), control unit (107) and hydraulic ram (103), hoisting equipment (2) electric connection mutually.

4. A small mobile crane for the loading of materials, according to claim 1, characterized in that: the trolley chassis is characterized in that structural reinforcing plates (108) are welded and fixed to the upper end of the trolley chassis (1), four groups of structural reinforcing plates (108) are arranged, and the side portions of the structural reinforcing plates (108) are welded and fixed with the longitudinal rods (101).

5. A small-sized mobile crane for the loading of materials according to claim 1, characterized in that: both sides welded fastening of fixed block (301) has rings (304), rings (304) are provided with four groups and are located the four corners of fixed block (301) lateral part, the hoist cable and the four groups rings (304) fixed connection of hoisting equipment (2).

6. A small mobile crane for the loading of materials, according to claim 1, characterized in that: arc fixing piece (303) symmetry is provided with two sets ofly, and is two sets of equal fixedly connected with connecting rod (305) in one side of arc fixing piece (303), locking mechanical system (30) include upper portion latch segment (306), upper portion latch segment (306) rotate to be connected between two sets of connecting rods (305), through-hole (307) have been seted up on upper portion latch segment (306).

7. A small mobile crane for the loading of materials, as claimed in claim 6, wherein: mounting groove (308) have been seted up on fixed block (301), it is connected with two sets of telescopic link (309) that are the symmetry setting to rotate on mounting groove (308), and is two sets of the inboard of telescopic link (309) is rotated and is connected with lower part latch segment (310), threaded hole (311) are seted up to the lower extreme of lower part latch segment (310), the aperture of through-hole (307) is greater than the aperture of screw hole (311), locking mechanical system (30) are fixed through bolt locking.

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