CN211619782U - Mounting support of hand-operated crane - Google Patents

Abstract

The utility model relates to the technical field of hand-crank crane installation, in particular to an installation support of a hand-crank crane, comprising a connecting disk, a square mounting seat is arranged in the middle of the top surface of the connecting disk, and the top of the square mounting seat is Both ends of one side of the surface are fixedly connected with stoppers, two of the stoppers are jointly fixed with a rotating shaft, and the two rotating shafts pass through a turning plate that is rotatably connected with the turning plate. There is a supporting mechanism at the bottom, a load-bearing bearing is fixedly connected to the bottom surface of the connecting disc, a load-bearing shaft is fixedly connected to the inner ring of the load-bearing bearing, and a mounting base plate is fixedly connected to the bottom surface of the load-bearing shaft, and the mounting base plate and the connecting disc are fixedly connected. There is a positioning mechanism in the room. The utility model has the function of adjusting the lifting angle.

Description

Mounting support for a hand-cranked crane

technical field

The utility model relates to the technical field of hand-crank crane installation, in particular to an installation support of a hand-crank crane.

Background technique

The well-known hand-crank crane is composed of a base, a support hanger, a deceleration device and a crank handle. The base needs to be fixed with feet or a heavy base to keep the crane stable, but the installation base does not have the ability to adjust the lifting angle. function.

Utility model content

The purpose of the utility model is to solve the disadvantage that the installation base of the crane does not have the function of adjusting the lifting angle in the prior art, and proposes a hand-cranked crane installation support.

In order to achieve the above purpose, the technical scheme adopted by the present utility model is as follows: a mounting support for a hand-cranked crane, comprising a connecting disk, a square mounting seat is arranged in the middle of the top surface of the connecting disk, and the top of the square mounting seat is Both ends of one side of the surface are fixedly connected with stoppers, two of the stoppers are jointly fixed with a rotating shaft, and the two rotating shafts pass through a turning plate that is rotatably connected with the turning plate. A support mechanism is provided at the bottom, a load-bearing bearing is fixedly connected to the bottom surface of the connecting disc, a load-bearing shaft is fixedly connected to the inner ring of the load-bearing bearing, and a mounting base plate is fixedly connected to the bottom surface of the load-bearing shaft, and the mounting base plate and the connecting disc are fixedly connected. There is a positioning mechanism in the room.

Preferably, the support mechanism includes two threaded support rods, the two threaded support rods are respectively rotatably connected to both sides of the bottom surface of the square mounting seat, and the two threaded support rods pass through the connecting disc, and each threaded support rod Two first nuts are threadedly connected to the upper part, and the two first nuts are respectively located on the bottom surface of the connecting disc and the top surface of the square mounting seat.

Preferably, the installation mechanism includes two installation bars, and the middle portions of the side surfaces of the two installation bars are provided with convex-shaped installation openings.

Preferably, the positioning mechanism has six connecting columns fixed on the bottom of the connecting disc, a clamping block is fixedly connected to the bottom surface of each connecting column, and a positioning bolt threadedly connected to the bottom of each clamping block penetrates.

Preferably, four connecting threaded columns are fixed at equal distances along the circumference of the bottom surface of the mounting base plate, and each of the connecting threaded columns is threadedly connected with a second nut.

Compared with the prior art, the utility model has the following beneficial effects: the utility model utilizes the installation mechanism on the flip plate to install the crane when in use, and then the supporting mechanism can be adjusted to change the lifting angle of the crane, and in addition, the bottom of the disc is connected. The load-bearing bearing is fixed, and the load-bearing bearing is connected with the load-bearing shaft, and the horizontal lifting position of the crane can be adjusted through the positioning mechanism.

Description of drawings

Fig. 1 is the first structural schematic diagram of the installation support of a kind of hand-crank crane of the present invention;

Fig. 2 is a second structural schematic diagram of the installation support of a hand-crank crane of the present invention.

In the figure: connecting disc 1, square mounting seat 2, stopper 3, rotating shaft 4, flip plate 5, load-bearing bearing 6, load-bearing shaft 7, mounting base plate 8, threaded support rod 9, first nut 10, mounting bar 11, The convex-shaped mounting port 12 , the connecting column 13 , the clamping block 14 , the positioning bolt 15 , the connecting threaded column 16 , and the second nut 17 .

Detailed ways

The following description is used to disclose the present invention to enable those skilled in the art to implement the present invention. The preferred embodiments described below are given by way of example only, and other obvious modifications will occur to those skilled in the art.

As shown in Figure 1-2, a mounting support for a hand-cranked crane includes a connecting disc 1, a square mounting seat 2 is arranged in the middle of the top surface of the connecting disc 1, and both ends on one side of the top surface of the square mounting seat 2 are A block 3 is fixedly connected, and a rotating shaft 4 is fixed together with the two blocks 3. The two rotating shafts 4 pass through a turning plate 5 that is rotatably connected with it. , the bottom surface of the connecting disc 1 is fixedly connected with a load-bearing bearing 6, the inner ring of the load-bearing bearing 6 is fixedly connected with a load-bearing shaft 7, the bottom surface of the load-bearing shaft 7 is fixedly connected with a mounting base plate 8, and a positioning mechanism is provided between the mounting base plate 8 and the connecting disc 1 , the installation support of the above-mentioned hand-cranked crane uses the installation mechanism on the flip plate 5 to install the crane, and then adjusts the support mechanism to change the lifting angle of the crane, and connects the fixed load-bearing bearing 6 at the bottom of the disc 1, and The load-bearing bearing 6 is connected with the load-bearing shaft 7, and the horizontal lifting position of the crane can be adjusted through the positioning mechanism.

The support mechanism includes two threaded support rods 9, which are respectively rotatably connected on both sides of the bottom surface of the square mounting seat 2, and the two threaded support rods 9 pass through the connecting disc 1, and each threaded support rod 9 is on the Both are threadedly connected with two first nuts 10, and the two first nuts 10 are respectively located on the bottom surface of the connecting disc 1 and the top surface of the square mounting base 2. When adjusting the lifting angle of the crane of the flip plate 5, it is only necessary to loosen the The first nuts 10 on the two threaded support rods 9 can be re-tightened after adjusting the positions of the threaded support rods 9 .

The installation mechanism includes two installation bars 11 , and the middle of the side surfaces of the two installation bars 11 is provided with a convex-shaped installation port 12 , and the bottom of the crane can be installed on the convex-shaped installation port 12 of the two installation bars 11 by bolt connection.

The positioning mechanism has six connecting columns 13 fixed on the bottom of the connecting disc 1. The bottom surface of each connecting column 13 is fixedly connected with a clamping block 14. The bottom of each clamping block 14 has a positioning bolt 15 threadedly connected with it. The positioning mechanism is used for Fix the position between the connecting disc 1 and the mounting base plate 8. When changing the horizontal position of the crane, loosen the positioning bolts 15 and then turn the connecting disc 1 to a suitable position, and then re-tighten the positioning bolts 15.

Four connecting threaded columns 16 are fixed equidistantly along the circumference of the bottom surface of the mounting base 8, and each connecting threaded column 16 is threadedly connected with a second nut 17. The connecting threaded column 16 and the second nut 17 on the bottom surface of the mounting base 8 can The mounting base plate 8 is fixedly installed.

The basic principles, main features and advantages of the present invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and descriptions describe only the principles of the present invention. There are various changes and improvements that fall within the scope of the claimed invention. The scope of protection claimed by the present invention is defined by the appended claims and their equivalents.

Claims (5)

1. A mounting support of a hand-operated crane comprises a connecting disc (1) and is characterized in that, a square mounting seat (2) is arranged in the middle of the top surface of the connecting disc (1), two ends of one side of the top surface of the square mounting seat (2) are fixedly connected with check blocks (3), two check blocks (3) are jointly fixed with a rotating shaft (4), two rotating shafts (4) penetrate through a turnover plate (5) which is rotatably connected with the rotating shafts, the top surface of the turnover plate (5) is provided with an installation mechanism, the bottom of the turnover plate (5) is provided with a supporting mechanism, the bottom surface of the connecting disc (1) is fixedly connected with a bearing (6), the inner ring of the bearing (6) is fixedly connected with a bearing shaft (7), bearing shaft (7) bottom surface fixedly connected with mounting plate (8), be equipped with positioning mechanism between mounting plate (8) and connection disc (1).

2. The mounting support of a hand crane according to claim 1, characterized in that the support mechanism comprises two threaded support rods (9), two threaded support rods (9) are respectively rotatably connected to two sides of the bottom surface of the square mounting seat (2), the two threaded support rods (9) penetrate through the connecting disc (1), each threaded support rod (9) is connected with two first nuts (10) in a threaded manner, and the two first nuts (10) are respectively located on the bottom surface of the connecting disc (1) and the top surface of the square mounting seat (2).

3. The mounting support of a hand crane according to claim 1, wherein the mounting mechanism comprises two mounting bars (11), and the middle parts of the side surfaces of the two mounting bars (11) are provided with convex mounting openings (12).

4. The mounting support of a hand crane according to claim 1, wherein six connecting columns (13) fixed at the bottom of the connecting disc (1) are arranged on the positioning mechanism, a clamping block (14) is fixedly connected to the bottom surface of each connecting column (13), and a positioning bolt (15) in threaded connection with the clamping block (14) penetrates through the bottom of each clamping block (14).

5. The mounting support of a hand crane according to claim 1, characterized in that four connecting threaded columns (16) are fixed at equal intervals along the circumference of the bottom surface of the mounting base plate (8), and each connecting threaded column (16) is in threaded connection with a second nut (17).

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