CN216004913U - Steel frame is with hanging fortune dropout prevention means - Google Patents

Abstract

The utility model discloses a handling anti-drop device for steelframe, the device are equipped with the balancing pole, and uncovered state is personally submitted to the inside cavity of balancing pole and bottom, the inside threaded rod that is equipped with the reverse setting of both ends screw thread of balancing pole, and threaded rod both ends symmetric position threaded connection has two sliders respectively, the equal fixedly connected with couple in slider bottom. The utility model drives the two sliding blocks and the two hooks to move towards the middle part or the direction far away from the middle part simultaneously through the rotation of the threaded rod, so that the two hooks are always in bilateral symmetry about the central line of the threaded rod, the distance between the hooks can be adjusted according to the size of a steel frame to be hoisted, and meanwhile, the center of gravity is always kept at the middle position, so that the hoisting is more stable and is not easy to incline and collide; prevent the emergence of handling in-process accident that falls.

Description

Steel frame is with hanging fortune dropout prevention means

Technical Field

The utility model relates to a steelframe handling equipment technical field, concretely relates to steelframe is with hanging fortune dropout prevention means.

Background

The steel has high strength, light dead weight, good integral rigidity and strong deformability, so the steel is particularly suitable for building large-span, ultrahigh and overweight buildings, steel structure products need to be transported to high places on the site and need to be hoisted, the steel structure products are conveniently transported to specified positions, and in the hoisting process, special hoisting equipment is needed. The handling of steelframe generally ties the steelframe through wire rope, then hooks wire rope with the couple and carry out the handling, because steelframe weight is great usually, the unstable condition of focus appears easily in handling equipment among the prior art for the steelframe inclines and collides in handling in-process, and ordinary couple also can have the slip hook danger, easily takes place the accident of falling.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a handling anti-drop device for steelframe has solved the problem of proposing among the above-mentioned background art.

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

the utility model provides a steelframe is with lifting anti-drop device, includes rings and balancing pole, rings pass through the rope with the balancing pole is connected, the inside cavity of balancing pole and bottom are personally submitted open state, the inside threaded rod that is equipped with of balancing pole, the threaded rod both ends pass through the bearing with the balancing pole is connected, threaded rod and motor fixed connection, and the threaded rod both ends are equipped with reverse screw thread respectively, two sliders of threaded connection on the threaded rod, two the slider is located respectively the both ends of threaded rod and about the central line symmetry of threaded rod, the threaded rod rotates, two the slider removes to the middle part or the direction of keeping away from the middle part simultaneously, the equal fixedly connected with couple in slider bottom.

Furthermore, a locking mechanism is arranged on the hook and comprises a blocking baffle, the top end of the blocking baffle is pivoted on the vertical section of the hook through a pin shaft, a clamping plate is arranged at the lower end of the blocking baffle, a clamping groove matched with the clamping plate is arranged on the opening of the bent section of the hook, and a fixing mechanism is arranged in the blocking baffle.

Further, fixed establishment includes spring, connecting plate, dead lever, locates the inside cavity of shutoff baffle and locating the through-hole of cavity bottom, the spring is located inside the cavity and with the interior top surface fixed connection of shutoff baffle, the connecting plate with the bottom fixed connection of spring, the top of dead lever with the bottom fixed connection of connecting plate, and the bottom runs through the through-hole extends to the shutoff baffle is outside.

Furthermore, the end face of the bending section of the hook is provided with a fixed jack matched with the fixed rod.

Further, fixedly connected with action bars on the side of connecting plate, be equipped with on the shutoff baffle side with the bar hole of cavity intercommunication, the action bars runs through the bar hole extends to the outside just can follow of shutoff baffle the bar hole reciprocates.

Furthermore, the vertical section of the hook is connected with the sliding block through a bearing, a stop block with the size larger than the bearing hole is arranged in the sliding block, and the top end of the vertical section of the hook is fixedly connected with the bottom end of the stop block.

The utility model has the advantages that: the utility model discloses be provided with the balancing pole, be equipped with the reverse threaded rod of both ends screw thread in the balancing pole, threaded rod both ends threaded connection has the slider that the symmetry set up respectively, slider lower extreme fixedly connected with couple, rotate through the threaded rod and drive two sliders and two couples and remove to the middle part or the direction of keeping away from the middle part simultaneously, make the couple all the time about threaded rod central line bilateral symmetry, can be as required the steelframe size adjustment of handling distance between the couple, keep the focus to be located the intermediate position all the time simultaneously, make the handling more steady, difficult slope and collision avoid the emergence of the accident of falling.

Drawings

FIG. 1 is a schematic structural view of a steel frame lifting anti-drop device of the present invention;

FIG. 2 is a schematic view of the hook of FIG. 1;

FIG. 3 is a cross-sectional view of a blocking baffle;

fig. 4 is a side view a of a blocking baffle.

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.

As shown in fig. 1, a steel frame hoisting anti-drop device comprises a hoisting ring 1 and a balance bar 2, wherein the hoisting ring 1 is connected with the balance bar 2 through a rope 3, the balance bar 2 is hollow and the bottom end is open, a threaded rod 4 is arranged inside the balance bar 2, two ends of the threaded rod 4 are connected with the balance bar 2 through bearings, so that the threaded rod 4 can rotate conveniently, the threaded rod 4 is fixedly connected with a motor 6, two ends of the threaded rod 4 are respectively provided with reverse threads, namely, the thread directions of the left part and the right part of the center line (vertical center line in fig. 1) of the threaded rod 4 are opposite, the threaded rod 4 is in threaded connection with two sliding blocks 5, the two sliding blocks 5 are respectively positioned at two ends of the threaded rod 4 and are bilaterally symmetrical about the center line of the threaded rod 4, the motor 6 drives the threaded rod 4 to rotate, and the two sliding blocks 5 simultaneously move towards the middle part or the direction away from the middle part, the equal fixedly connected with couple 7 in slider 5 bottom, through slider 5 drives two couples 7 and moves to the middle part or the direction of keeping away from the middle part simultaneously along threaded rod 4, and two couples are all the time about the central line bilateral symmetry of threaded rod 4, can adjust the distance between two couples 7 according to the size of handling steelframe, enable the focus simultaneously and remain at the intermediate position all the time, make the handling more steady, avoid the condition emergence of slope and collision, thereby avoid the handling in-process because of the accident of falling that the heavy object slope or collision lead to.

The hook 7 is provided with a locking mechanism 8 which can block and lock the opening part of the hook 7, so that the steel wire rope is prevented from unhooking in the lifting process, and the falling accident is avoided; as shown in fig. 2, the locking mechanism 8 includes a blocking baffle 801, the top end of the blocking baffle 801 is pivoted to the vertical section of the hook 7 through a pin 802, the blocking baffle 801 can rotate around the pin 802 to block the opening part of the hook 7, so as to avoid unhooking of the steel wire rope during hoisting, and after the hoisting is finished, the blocking baffle 801 can rotate upwards to open the hook 7, so as to realize removal and installation of the steel wire rope; the lower end of the blocking baffle 801 is provided with a clamping plate 803, a clamping groove 804 matched with the clamping plate 803 is formed in the opening of the bent section of the hook 7, the clamping groove 804 is L-shaped, the clamping plate 803 enters the clamping groove 804 from the upper part of the clamping groove 804, when the clamping plate 803 abuts against the side wall of the clamping groove 804 and cannot rotate, the positioning is completed, the next locking can be performed, and a fixing mechanism is arranged in the blocking baffle 801 and used for locking the blocking baffle 801 to ensure that the blocking baffle 801 cannot be opened in the lifting process.

As shown in fig. 3-4, the fixing mechanism includes a spring 806, a connecting plate 807, a fixing rod 808, a cavity 810 disposed inside the blocking baffle 801, and a through hole 812 disposed at the bottom of the cavity 810, the spring 806 is disposed inside the cavity 810 and fixedly connected to the inner top surface of the blocking baffle 801, the connecting plate 807 is fixedly connected to the bottom end of the spring 806, the top end of the fixing rod 808 is fixedly connected to the bottom end of the connecting plate 807, and the bottom end extends to the outside of the blocking baffle 801 through the through hole 812, and the fixing rod 808 can be moved back and forth along the length direction thereof by compressing or stretching the spring 806; the end face of the bent section of the hook 7 is provided with a fixing insertion hole 813 matched with the fixing rod 808, and after the opening part of the hook 7 is blocked and locked, the lower end of the fixing rod 808 is located in the fixing insertion hole 813, so that the blocking baffle 801 cannot be automatically opened in the hoisting process, and the steel wire rope is prevented from unhooking.

An operating rod 809 is fixedly connected to the side surface of the connecting plate 807 and used for controlling the connecting plate 807 and the fixing rod 808 to move back and forth along the length direction of the fixing rod 808, a strip-shaped hole 811 communicated with the cavity 810 is formed in the side surface of the blocking baffle 801, the operating rod 809 penetrates through the strip-shaped hole 811 to extend to the outside of the blocking baffle 801 and can move up and down along the strip-shaped hole 811, preferably, the operating rod 809 is a straight rod, and the operating rod 809 is fixedly connected to the side surface of one end, close to the strip-shaped hole 811, of the connecting plate 807.

The spring 806 is in an extended state normally, when the opening of the hook 7 needs to be sealed, the operating rod 809 is moved upwards to drive the connecting plate 807 and the fixing rod 808 to move upwards, the spring 806 is compressed, the sealing baffle 801 is rotated downwards to enable the clamping plate 803 to enter the clamping groove 804, when the clamping plate 803 is contacted with the side wall of the clamping groove 804 and can not rotate any more, the operating rod 809 is loosened, the connecting plate 807 and the fixing rod 808 move downwards under the action of the restoring force of the spring 806, the fixing rod 808 enters the fixing insertion hole 813 to complete locking, and the fixing rod 808 is always located in the fixing insertion hole 813 when the spring 806 is in a normal state; when the opening of the hook 7 needs to be opened, the upward movement operating rod 809 drives the connecting plate 807 and the fixing rod 808 to move upward, so that the fixing rod 808 is separated from the fixed differential jack 813, the opening of the hook 7 can be opened by rotating the plugging baffle 801 upward, and the removal and installation of the steel wire rope are realized.

The vertical section of couple 7 pass through the bearing with slider 5 is connected, makes couple 7 can rotate at the horizontal direction, and the operation of being convenient for, no matter operating personnel stands and can both be convenient in that position open or lock couple 7, be equipped with the size in the slider 5 and be greater than the dog 9 of dead eye, the vertical section top of couple 7 with the bottom fixed connection of dog 9 prevents that couple 7 from droing in the slider 5.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a steelframe is with hoisting dropout prevention means, includes rings (1) and balancing pole (2), rings (1) pass through rope (3) with balancing pole (2) are connected, uncovered state, its characterized in that are personally submitted to balancing pole (2) inside cavity and bottom: balance beam (2) inside threaded rod (4) that is equipped with, threaded rod (4) both ends pass through the bearing with balance beam (2) are connected, threaded rod (4) and motor (6) fixed connection, and threaded rod (4) both ends are equipped with reverse screw respectively, two sliders (5) of threaded connection on threaded rod (4), two slider (5) are located respectively the both ends of threaded rod (4) and about the central line symmetry of threaded rod (4), threaded rod (4) rotate, two slider (5) are simultaneously to the middle part or the direction removal of keeping away from the middle part, the equal fixedly connected with couple (7) in slider (5) bottom.

2. The hoisting anti-falling device for the steel frame according to claim 1, characterized in that: the hook (7) is provided with a locking mechanism (8), the locking mechanism (8) comprises a blocking baffle (801), the top end of the blocking baffle (801) is pivoted on the vertical section of the hook (7) through a pin shaft (802), a clamping plate (803) is arranged at the lower end of the blocking baffle (801), a clamping groove (804) matched with the clamping plate (803) is formed in the opening of the bent section of the hook (7), and a fixing mechanism is arranged in the blocking baffle (801).

3. The hoisting anti-falling device for the steel frame according to claim 2, characterized in that: the fixing mechanism comprises a spring (806), a connecting plate (807), a fixing rod (808), a cavity (810) arranged inside the blocking baffle plate (801) and a through hole (812) arranged at the bottom of the cavity (810), the spring (806) is arranged inside the cavity (810) and fixedly connected with the inner top surface of the blocking baffle plate (801), the connecting plate (807) is fixedly connected with the bottom end of the spring (806), the top end of the fixing rod (808) is fixedly connected with the bottom end of the connecting plate (807), and the bottom end of the fixing rod penetrates through the through hole (812) and extends to the outside of the blocking baffle plate (801).

4. The hoisting anti-falling device for the steel frame according to claim 3, characterized in that: and a fixing insertion hole (813) matched with the fixing rod (808) is formed in the end face of the bent section of the hook (7).

5. The hoisting anti-falling device for the steel frame according to claim 3, characterized in that: an operating rod (809) is fixedly connected to the side face of the connecting plate (807), a strip-shaped hole (811) communicated with the cavity (810) is formed in the side face of the blocking baffle plate (801), and the operating rod (809) penetrates through the strip-shaped hole (811) to extend to the outside of the blocking baffle plate (801) and can move up and down along the strip-shaped hole (811).

6. The hoisting anti-falling device for the steel frame according to claim 1, characterized in that: the vertical section of the hook (7) is connected with the sliding block (5) through a bearing, a stop block (9) with the size larger than the bearing hole is arranged in the sliding block (5), and the top end of the vertical section of the hook (7) is fixedly connected with the bottom end of the stop block (9).

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