CN220223320U - Lifting device for H-shaped steel - Google Patents

Abstract

The utility model discloses a lifting device for H-shaped steel, which relates to the technical field of lifting equipment and comprises a support arm, wherein the inner side of the support arm is hollow, the inner side of the support arm is fixedly provided with a pushing cylinder through a bolt, a push rod of the pushing cylinder is in fit connection with an extension arm, the extension arm is positioned on the inner side of the support arm, and both sides of the extension arm are provided with sliding rails which are in sliding connection with sliding grooves of the support arm; according to the utility model, the bottom of the pulling cylinder is movably connected with the side bracket, the push rod of the pulling cylinder is connected with the support arm through the fish-eye joint, one side of the pulling support arm falls down, the extension arm and the suspension arm are pulled up, the motor drives the rotating table to rotate according to the placement position of the H-shaped steel, the rotating table can rotate by 360 degrees, the direction can be better adjusted, the push rod of the pushing cylinder can push the extension arm to move, the placement distance of the H-shaped steel can be more conveniently adjusted, and the H-shaped steel can be more accurately and conveniently lifted.

Description

Lifting device for H-shaped steel

Technical Field

The utility model particularly relates to the technical field of lifting equipment, in particular to a lifting device for H-shaped steel.

Background

The H-shaped steel is an economic section high-efficiency section with more optimized section area distribution and more reasonable strength-to-weight ratio, and the section is named as the English letter H. Because each part of the H-shaped steel is arranged at right angles, the H-shaped steel has the advantages of strong bending resistance, simple construction, cost saving, light structure weight and the like in all directions, and has been widely used.

The utility model discloses a lifting device for mounting an H-shaped steel column, which belongs to the technical field of steel processing and comprises a base with four wheels, wherein four rotating shafts are fixedly arranged in the base, sleeves are rotatably arranged on the rotating shafts, four square holes for the sleeves to pass through are formed in the base, a folding unit for driving the sleeves to rotate is arranged in the base, and supporting legs are slidably arranged in the sleeves;

according to the lifting device for installing the H-shaped steel column, the moving distance of the H-shaped steel is limited, the H-shaped steel needs to be hung to a more distant position due to the fact that the length of the H-shaped steel is large, when the H-shaped steel is more and placed together, the shorter lifting rod cannot directly lift the H-shaped steel to a high position, collision with other H-shaped steel is easy to cause, and collision damage of the section steel is caused; therefore, we provide a hoisting accessory for H shaped steel, compensate above-mentioned problem, increase the distance through the extension arm, can lift by crane shaped steel toward the eminence, 360 degrees rotations and extension arm's flexible shell are comparatively convenient place shaped steel in suitable position.

Disclosure of Invention

The utility model aims to provide a lifting device for H-shaped steel, which aims to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a hoisting accessory for H shaped steel, includes the support arm, the support arm inboard be hollow form, the inboard of this support arm passes through the bolt fastening and promotes the cylinder, and promote the push rod and the extension arm cooperation of cylinder and be connected, the extension arm be located the inboard of support arm, this extension arm both sides all are provided with the slide rail to through the spout sliding connection of slide rail and support arm, the extension arm keep away from the one end of support arm through pivot swing joint davit, the bottom welding C shape frame of this davit, C shape frame on seted up circular hole, four clamping components are installed to the cooperation on this circular hole.

As a further technical scheme of the utility model, the clamping assembly comprises a clamping frame, two sides of the clamping frame are rectangular plates, two guide posts are fixed above the clamping frame, a clamping screw rod is fixed on the clamping frame through a connecting seat, and the clamping screw rod is connected with a C-shaped frame through threads.

As a further technical scheme of the utility model, both sides of the support arm are movably connected to the support body through the rotating shaft, the bottom of the support body is fixed on the rotating table through the bolts, the rotating table is fixed on the connecting frame in a matched bearing manner, the rotating shaft of the rotating table is matched and connected with the driving shaft of the motor, and the motor is fixed on the connecting frame through the bolts.

As a further technical scheme of the utility model, one side of the rotating table is welded with a side bracket, the side bracket is movably connected with the bottom of a pulling cylinder, and a push rod of the pulling cylinder is connected with the support arm through a fish-eye joint.

As a further technical scheme of the utility model, the middle of the connecting frame is fixed with the balancing weight through bolts.

As a further technical scheme of the utility model, the bottom of the connecting frame is provided with a threaded fixing plate which is convenient to connect with a carrier or a base.

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

according to the utility model, the C-shaped frame is fastened above the H-shaped steel, the clamping screw rod is screwed to be connected with the C-shaped frame in a threaded manner, the clamping frame is in sliding connection with the C-shaped frame in the circular hole of the C-shaped frame, the whole clamping frame moves to one side of the H-shaped steel and clamps the H-shaped steel, the pulling cylinder is started, the bottom of the pulling cylinder is movably connected with the side support, the push rod of the pulling cylinder is connected with the support arm through the fisheye joint, one side of the pulling arm falls down, the extension arm and the suspension arm are pulled up, the motor and the pushing cylinder are started according to the placement position of the H-shaped steel, the motor drives the rotating table to rotate, the rotating table can rotate by 360 degrees, the direction can be better adjusted, the push rod of the pushing cylinder can push the extension arm to move, the placement distance of the H-shaped steel can be more conveniently adjusted, the H-shaped steel can be lifted more accurately and conveniently, and the upper balancing weight can be prevented from being overturned in the lifting process.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is another view of fig. 1 of the present utility model.

Fig. 3 is a front view of fig. 1 in the present utility model.

Fig. 4 is a top view of fig. 1 in accordance with the present utility model.

Fig. 5 is an enlarged view of a portion of fig. 1 in the present utility model.

Fig. 6 is a partial enlarged view of the portion B of fig. 1 in the present utility model.

In the figure: the device comprises a connecting frame 1, a balancing weight 2, a rotating table 3, a side bracket 4, a pulling cylinder 5, a fish eye joint 6, a support arm 7, a pushing cylinder 8, a bracket body 9, an extension arm 10, a suspension arm 11, a C-shaped frame 12, a clamping assembly 13, a motor 14, a clamping frame 131 and a clamping screw 132.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, in an embodiment of the present utility model, a lifting device for H-steel includes a support arm 7, the inner side of the support arm 7 is hollow, the inner side of the support arm 7 is fixed with a pushing cylinder 8 by a bolt, a push rod of the pushing cylinder 8 is connected with an extension arm 10 in a matching manner, the extension arm 10 is located at the inner side of the support arm 7, both sides of the extension arm 10 are provided with sliding rails and are slidably connected with sliding grooves of the support arm 7 by sliding rails, one end of the extension arm 10 far away from the support arm 7 is movably connected with a suspension arm 11 by a rotating shaft, a C-shaped frame 12 is welded at the bottom of the suspension arm 11, a circular hole is formed in the C-shaped frame 12, and four clamping assemblies 13 are mounted on the circular hole in a matching manner.

In this embodiment, the clamping assembly 13 includes a clamping frame 131, two sides of the clamping frame 131 are rectangular plate-shaped, two guide posts are fixed above the clamping frame 131, a clamping screw 132 is fixed on the clamping frame 131 through a connecting seat, and the clamping screw 132 is connected with the C-shaped frame 12 through threads.

In this embodiment, both sides of the support arm 7 are movably connected to the support body 9 through a rotation shaft, the bottom of the support body 9 is fixed to the rotating table 3 through a bolt, the rotating table 3 is fixed to the connecting frame 1 through a matching bearing, the rotation shaft of the rotating table 3 is matched and connected with a driving shaft of the motor 14, and the motor 14 is fixed to the connecting frame 1 through a bolt.

In this embodiment, a side bracket 4 is welded to one side of the rotating table 3, the bottom of a pulling cylinder 5 is movably connected to the side bracket 4, and a push rod of the pulling cylinder 5 is connected to a support arm 7 through a fisheye joint 6.

In this embodiment, the balancing weight 2 is fixed in the middle of the connecting frame 1 by bolts.

In this embodiment, a threaded fixing plate is disposed at the bottom of the connecting frame 1 to facilitate connection with a carrier or a base.

Through adopting above-mentioned technical scheme, with C shape frame 12 lock joint in the top of H shaped steel, through twisting clamping screw 132, clamping screw 132 and C shape frame 12 threaded connection, under the cooperation effect of the sliding connection of centre gripping frame 131 in the circular hole of C shape frame 12, make whole centre gripping frame 131 remove to H shaped steel one side, and centre gripping to it, start pulling cylinder 5, under pulling cylinder 5 bottom and side stand 4 swing joint, pulling cylinder 5's push rod passes through fisheye joint 6 and the connection effect of support arm 7, pulling cylinder 5 will pull support arm 7's one side whereabouts, extension arm 10 and davit 11 will be pulled up, according to the position of placing of H shaped steel, start motor 14 and promotion cylinder 8, motor 14 will drive rolling table 3 and rotate, and can 360 degrees rotations, can be better adjustment direction, pushing cylinder 8's push rod will promote 10 removal, the distance of more convenient adjustment H shaped steel, more accurate, conveniently plays H shaped steel, connecting frame 1 can be connected with other equipment cooperation, balancing weight 2 of top prevents in the lifting by crane the circumstances that H shaped steel caused the turning over to the extension arm in the process.

The working principle of the utility model is as follows: when the H-shaped steel lifting device is used, the C-shaped frame 12 is firstly buckled above the H-shaped steel, the clamping screw rod 132 is screwed, the clamping screw rod 132 is in threaded connection with the C-shaped frame 12, the clamping frame 131 is in sliding connection with the circular hole of the C-shaped frame 12, the whole clamping frame 131 moves towards one side of the H-shaped steel and clamps the H-shaped steel, the pulling cylinder 5 is started, the bottom of the pulling cylinder 5 is movably connected with the side support 4, the pulling cylinder 5 drops on one side of the pulling support arm 7 under the connection of the fisheye joint 6 and the support arm 7, the extension arm 10 and the suspension arm 11 are pulled up, the motor 14 and the pushing cylinder 8 are started according to the placement position of the H-shaped steel, the motor 14 drives the rotating table 3 to rotate, the H-shaped steel can rotate by 360 degrees, the pushing rod of the pushing cylinder 8 can push the extension arm 10 to move, the placement distance of the H-shaped steel can be adjusted more conveniently, the H-shaped steel can be lifted accurately and conveniently, the connecting frame 1 can be matched with other devices, and the upper balancing weight 2 can prevent the H-shaped steel from turning over in the lifting process.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (6)

1. A hoisting accessory for H shaped steel, its characterized in that: including support arm (7), support arm (7) inboard be hollow form, the inboard of this support arm (7) passes through bolt fastening promotion cylinder (8), and the push rod and the extension arm (10) cooperation of promotion cylinder (8) are connected, extension arm (10) be located the inboard of support arm (7), this extension arm (10) both sides all are provided with the slide rail to through slide rail and support arm (7) spout sliding connection, extension arm (10) keep away from support arm (7) one end and pass through pivot swing joint davit (11), the bottom welding C shape frame (12) of this davit (11), C shape frame (12) on offer circular hole, four clamping components (13) are installed to the cooperation on this circular hole.

2. A lifting device for H-section steel according to claim 1, characterized in that: the clamping assembly (13) comprises a clamping frame (131), two sides of the clamping frame (131) are rectangular plates, two guide posts are fixed above the clamping frame (131), a clamping screw rod (132) is fixed on the clamping frame (131) through a connecting seat, and the clamping screw rod (132) is connected with the C-shaped frame (12) through threads.

3. A lifting device for H-section steel according to claim 1, characterized in that: both sides of support arm (7) all through pivot swing joint on support body (9), the bottom of this support body (9) is through the bolt fastening on rotating table (3), rotating table (3) cooperation bearing fix on link (1), and the axis of rotation of rotating table (3) is connected with the drive shaft cooperation of motor (14), this motor (14) are fixed on link (1) through the bolt fastening.

4. A lifting device for H-section steel according to claim 3, wherein: a side bracket (4) is welded on one side of the rotating table (3), the bottom of a pulling cylinder (5) is movably connected to the side bracket (4), and a push rod of the pulling cylinder (5) is connected with a support arm (7) through a fish-eye joint (6).

5. A lifting device for H-section steel according to claim 3, wherein: the balancing weight (2) is fixed in the middle of the connecting frame (1) through bolts.

6. The hoisting device for H-section steel according to claim 5, wherein: the bottom of the connecting frame (1) is provided with a threaded fixing plate which is convenient to connect with a carrier or a base.