CN215626209U

CN215626209U - Hoisting clamp for H-shaped steel

Info

Publication number: CN215626209U
Application number: CN202121687289.0U
Authority: CN
Inventors: 王冬
Original assignee: China National Chemical Engineering Third Construction Co Ltd
Current assignee: China National Chemical Engineering Third Construction Co Ltd
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2022-01-25
Anticipated expiration: 2031-07-23

Abstract

The utility model discloses a hoisting clamp for H-shaped steel, which relates to the technical field of steel hoisting clamps and comprises two main clamping arms, wherein the cross sections of the main clamping arms are L-shaped, the main clamping arms are oppositely connected to an adjusting screw rod, the main clamping arms can be horizontally close to or separated from each other on the adjusting screw rod, the center of the adjusting screw rod is connected with a lifting lug, an auxiliary arm is arranged on the vertical section of each main clamping arm, the auxiliary arm is positioned below the adjusting screw rod, the horizontal sections of the auxiliary arm and the main clamping arms are positioned on the same side, and a clamping groove is formed between the auxiliary arm and the main clamping arms. This device mainly used hoists H shaped steel girder steel component, the centre gripping to the both sides flange board of H shaped steel is realized through the interval between two main centre gripping arms of adjusting relative setting, easy operation and labour saving and time saving more, the efficiency of construction is improved, through set up supporting auxiliary arm who uses on main centre gripping arm, with H shaped steel both sides flange board centre gripping in less centre gripping groove, can reduce the condition that H shaped steel takes place to shake when hoist and mount, stability when improving hoist and mount.

Description

Hoisting clamp for H-shaped steel

Technical Field

The utility model relates to the technical field of steel hoisting clamps, in particular to a hoisting clamp for H-shaped steel.

Background

In the installation of a construction project in steel structure engineering, a large number of H-shaped steel beam members need to be hoisted, the H-shaped steel members are usually only manually bound by using hanging strips in the hoisting process and then hoisted in place by using a crane, the manual binding is troublesome in operation, time and labor are wasted, the construction efficiency is reduced, and due to the unique structure of the H-shaped steel, the H-shaped steel members are easy to destabilize and slide off the hanging strips, the stability is low, and great potential safety hazards exist.

Disclosure of Invention

In order to solve the technical problems in the background art, the utility model provides the hoisting clamp for the H-shaped steel, which is simple to operate, safe, efficient and good in stability.

The utility model adopts the following technical scheme: the utility model provides a stone tongs of H shaped steel, includes two main centre gripping arms, the transversal L shape of personally submitting of main centre gripping arm, main centre gripping arm subtend connection is on adjusting screw, main centre gripping arm can mutual level is close to or separates on the adjusting screw, the lug is connected at adjusting screw's center, be equipped with the auxiliary arm on the vertical section of main centre gripping arm, the auxiliary arm is located adjusting screw's below, the auxiliary arm with the horizontal segment of main centre gripping arm is located same one side, forms the centre gripping groove between the two.

As an optimized scheme, the auxiliary arm is parallel to the horizontal section of the main clamping arm, and the length and the width of the auxiliary arm are respectively equal.

As an optimized scheme, the auxiliary arm is in threaded connection with a movable pressure rod, and the movable pressure rod can be screwed in and out in the clamping groove.

As an optimization scheme, the movable pressing rod comprises a rod body and a hand wheel, a matched through hole is formed in the center of the auxiliary arm, a fixing nut fixedly connected with the through hole in a matched mode is aligned to the through hole, the hand wheel is located at the upper end of the fixing nut, the rod body penetrates through the through hole to enter the clamping groove, and the rod body is in threaded connection with the fixing nut.

As an optimized scheme, the two adjusting screw rods are arranged and connected between the main clamping arms in parallel.

According to the optimized scheme, the vertical section of the main clamping arm is provided with two adjusting holes which are formed in the direction of a vertical axis, the left end and the right end of the adjusting screw rod penetrate through the adjusting holes which are horizontally opposite, two adjusting nuts are symmetrically arranged on two sides of each adjusting hole, and the adjusting nuts are in threaded connection with the adjusting screw rod.

According to the optimization scheme, two mounting holes are formed in the bottom of the lifting lug along the vertical axis direction, the mounting holes are matched with the adjusting screw rods, two mounting nuts are symmetrically arranged on two sides of each mounting hole, the adjusting screw rods penetrate through the mounting holes, the adjusting screw rods are in threaded connection with the mounting nuts, a lifting hole is formed in the top of the lifting lug, and the lifting hole and the mounting holes are located on the same vertical line.

Compared with the prior art, the utility model has the advantages that:

the utility model realizes the clamping of the flange plates at two sides of the H-shaped steel by adjusting the distance between the two main clamping arms which are oppositely arranged, has simple operation and more time and labor saving, improves the construction efficiency and is beneficial to energy conservation and consumption reduction; through set up supporting auxiliary arm that uses on main clamping arm, with H shaped steel both sides flange plate centre gripping in less centre gripping groove, can reduce the condition that H shaped steel took place to shake when hoist and mount, stability when improving hoist and mount is provided with the movable depression bar that can adjust from top to bottom between the centre gripping groove, forms the oppression of contradicting to H shaped steel, and locking H shaped steel that can further go forward makes the hoist and mount process more stable, and the security is higher.

Drawings

FIG. 1 is a front view of a lifting jig for H-shaped steel according to the present invention;

FIG. 2 is a front view of the movable compression link of the present invention;

figure 3 is a structural elevation view of the shackle of the present invention;

FIG. 4 is a left side view of the H-beam of the present invention in use;

FIG. 5 is a left side view of the H-beam of the present invention in use;

the device comprises a main clamping arm, a main clamping hole, a regulating nut, a regulating screw rod, an auxiliary arm, a through hole, a fixing nut, a clamping groove, a movable pressing rod, a rod body, a handwheel, a lifting lug, a mounting hole, a mounting nut, a lifting hole and 7-H-shaped steel, wherein 1 is a main clamping arm, 101 is a regulating hole, 102 is a regulating nut, 2 is a regulating screw rod, 3 is an auxiliary arm, 301 is a through hole, 302 is a fixing nut, 4 is a clamping groove, 5 is a movable pressing rod, 502 is a handwheel, 6 is a lifting lug, 601 is a mounting hole, 602 is a mounting nut, 603 is a lifting hole and 7-H-shaped steel.

Detailed Description

Hereinafter, in order to facilitate the technical solution of the present invention for those skilled in the art to understand, further description will be made with reference to the accompanying drawings. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention.

In the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the utility model. It may be evident, however, that one or more embodiments may be practiced without these specific details. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in FIG. 1, the structural schematic diagram of the present invention comprises two main clamping arms 1, the cross section of the main clamping arm 1 is L-shaped, the main clamping arms 1 are oppositely connected to an adjusting screw 2, and can be horizontally close to or separated from each other on the adjusting screw 2 to achieve the clamping effect on the two side flange plates of the H-shaped steel, a lifting lug 6 is connected to the center of the adjusting screw 2 for connecting with an external crane, an auxiliary arm 3 is arranged on the vertical section of the main clamping arm 1, the auxiliary arm 3 is located below the adjusting screw 2, the auxiliary arm 3 and the horizontal section of the main clamping arm 1 are located on the same side, a clamping groove 4 is formed between the two, the distance between the main clamping arm 1 and the auxiliary arm 3 is determined according to the thickness of the commonly used two side flange plates of the H-shaped steel 7, the purpose of limiting the two sides of the H-shaped steel 7 in the space of the effective clamping groove can reduce the movable space of the two side flange plates of the H-shaped steel 7 in the clamp, avoid leading to H shaped steel to reciprocate in anchor clamps because of circumstances such as violent shake in the hoist and mount process, and then influence the overall stability of device.

As an embodiment of the present device, the auxiliary arm 3 is parallel to the horizontal section of the main holding arm 1 and has the same length and width, respectively, so that the range of the holding groove 4 can be further reduced, that is, the movable space of the H-shaped steel 7 can be further reduced, and the stability and safety of the present device can be further improved.

Further, in order to better achieve the clamping effect and enhance the overall stability of the device, the auxiliary arm 3 is provided with a movable pressure lever 5 which can be adjusted up and down, as shown in fig. 2, the movable pressure lever 5 comprises a lever body 501 and a hand wheel 502, the lever body 501 is provided with external threads, meanwhile, the auxiliary arm 3 is provided with a through hole 301, the through hole 301 is aligned with the welding fixing nut 302, the movable pressure lever 5 penetrates through the fixing nut 302 and the through hole 301 and is in threaded connection with the fixing nut 302, as shown in fig. 1, when the H-shaped steel 7 is placed between the clamping grooves 4, the hand wheel 502 is screwed down to apply longitudinal extrusion force to the flange plates of the H-shaped steel 7, the H-shaped steel 7 is locked in the clamping grooves 4, the stability in the hoisting process is enhanced, the safety is further improved, after the H-shaped steel 7 is hoisted to a designated place, the hand wheel 502 is rotated upwards, the movable pressure lever 5 is loosened, the distance between the main clamping arms 1 is adjusted, the H-shaped steel 7 can be detached.

As shown in figure 1, the two adjusting screws 2 are arranged between the main clamping arms 1 and connected in parallel, and the two adjusting screws 2 are used for connection, so that the overall structure of the main body is more stable.

Set up two regulation holes 101 in the upper end of the vertical limit of main centre gripping arm 1 along the vertical axis direction, regulation hole 101 just adapts with adjusting screw 2's size, two adjusting screw 2 run through two relative regulation holes 101 of main centre gripping arm 1 upper level in proper order, thereby couple together two main centre gripping arms 1, the adjusting nut 102 that two symmetries set up is all connected in the both sides of every adjusting hole 101, the internal thread of adjusting nut 102 is supporting with the external screw thread on adjusting screw 2's the body of rod, thereby can adjust the interval between two main centre gripping arms 1 according to the size of the H shaped steel of different models, it is more nimble to use, the effect of centre gripping is better.

In addition, as shown in fig. 3, two mounting holes 601 are also formed in the bottom of the lifting lug 6 along the vertical axis direction, the diameter of each mounting hole 601 is identical to that of the adjusting screw 2, and the lifting lug 6 is connected with the adjusting screw 2 through the mounting holes 601, so that the lifting lug 6 and the two main clamping arms 1 are on the same horizontal line. Similarly, two mounting nuts 602 are symmetrically clamped at two sides of the mounting hole 601, and the mounting nuts 602 are in threaded connection with the adjusting screw 2, so that the position of the lifting lug 6 on the adjusting screw 2 can be flexibly adjusted, and the phenomenon that the lifting lug inclines in the lifting process due to uneven stress on two sides of the device is reduced. The top of the lifting lug 6 is provided with a lifting hole 603 which can be used for connecting a crane or other lifting equipment.

The using steps of the utility model are as follows, as shown in figure 4, firstly, the flange plates at two sides of the H-shaped steel 7 are placed into the clamping groove 4 between the main clamping arm 1 and the auxiliary arm 3, the adjusting nuts 102 at two ends of the two main clamping arms 1 are adjusted to proper positions, so that the H-shaped steel 7 can be just clamped between the two main clamping arms 1, then, the movable pressing rod 5 is screwed down to apply pressure to the two flange plates of the H-shaped steel 7 at the same time, at this time, the flange plates at two sides of the H-shaped steel 7 are locked and fixed, and finally, the positions of the mounting nuts 602 at two ends of the lifting lug 6 are adjusted and fixed, so that the lifting lug 6 is fixed, and the lifting lug 6 can be hung on the crane arm rod for hoisting.

As shown in fig. 5, which is a left side view of another usage state of the device, the device can also be used for being installed on a lower side flange plate of H-shaped steel fixed at a certain height of a construction site, and used as a lifting point for lifting other materials, and the device is locked on the lower side flange plate of the H-shaped steel by the same steps, at this time, the lifting lug 6 faces downwards, the inverted chain is hung on the lifting hole 603 of the lifting lug 6, and materials such as pipes and the like on the site can be lifted.

The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the spirit of the present invention.

Claims

1. The utility model provides a stone tongs of H shaped steel, includes two main centre gripping arms (1), the cross section of main centre gripping arm (1) is L shape, main centre gripping arm (1) subtend connection is on adjusting screw (2), main centre gripping arm (1) can be in adjusting screw (2) are gone up each other the level and are close to or separate, lug (6), its characterized in that are connected to the center of adjusting screw (2): be equipped with on the vertical section of main centre gripping arm (1) auxiliary arm (3), auxiliary arm (3) are located the below of adjusting screw (2), auxiliary arm (3) with the horizontal segment of main centre gripping arm (1) is located same one side, forms centre gripping groove (4) between the two.

2. The hoisting clamp for H-shaped steel according to claim 1, characterized in that: the auxiliary arm (3) is parallel to the horizontal section of the main clamping arm (1), and the length and the width of the auxiliary arm are respectively equal.

3. The hoisting clamp for H-shaped steel according to claim 2, characterized in that: the auxiliary arm (3) is in threaded connection with a movable pressure lever (5), and the movable pressure lever (5) can be screwed in and out in the clamping groove (4).

4. The hoisting clamp for H-shaped steel according to claim 3, characterized in that: activity depression bar (5) are including the body of rod (501) and hand wheel (502), the center of auxiliary arm (3) is equipped with supporting through hole (301), through hole (301) are gone up fixation nut (302) of alignment rigid coupling looks adaptation, hand wheel (502) are located the upper end of fixation nut (302), the body of rod (501) are passed through hole (301) get into in centre gripping groove (4), the body of rod (501) with fixation nut (302) threaded connection.

5. The hanging fixture of H-shaped steel according to any one of claims 1 to 4, characterized in that: the two adjusting screw rods (2) are arranged and connected between the main clamping arms (1) in parallel.

6. The hoisting clamp for H-shaped steel according to claim 5, characterized in that: the vertical section of main centre gripping arm (1) is equipped with two regulation holes (101) of seting up along the vertical axis direction, horizontal subtend regulation hole (101) are run through at both ends about adjusting screw (2), regulation hole (101) bilateral symmetry is equipped with two adjusting nut (102), adjusting nut (102) with adjusting screw (2) threaded connection.

7. The hoisting clamp for H-shaped steel according to claim 6, characterized in that: the bottom of the lifting lug (6) is provided with two mounting holes (601) which are arranged along the vertical axis direction, the mounting holes (601) are matched with the adjusting screw rods (2), two mounting nuts (602) are symmetrically arranged on two sides of the mounting holes (601), the adjusting screw rods (2) penetrate through the mounting holes (601), the adjusting screw rods (2) are in threaded connection with the mounting nuts (602), the top of the lifting lug (6) is provided with lifting holes (603), and the lifting holes (603) and the mounting holes (601) are arranged on the same vertical line.