CN210393435U

CN210393435U - High stability cantilever crane for building

Info

Publication number: CN210393435U
Application number: CN201921262429.2U
Authority: CN
Inventors: 史志昊
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-06
Filing date: 2019-08-06
Publication date: 2020-04-24
Anticipated expiration: 2029-08-06

Abstract

The utility model discloses a high stability cantilever crane for building, which belongs to the crane field and comprises an L-shaped cantilever, wherein the surface of the L-shaped cantilever is provided with a chute, the inside of the chute is provided with a slide bar, the surface of the slide bar is connected with a movable block, the surface of the movable block is provided with a threaded hole, the lower end of the movable block is provided with an electric block, the end of the electric block is connected with a lifting hook, the electric block can drive the electric block to move through the threaded connection relationship between a rotating shaft and the movable block when the rotating shaft is in a rotating state, the distance is convenient to adjust so as to use the lifting hook to hang objects, and the arrangement of a clamping plate inside the lifting hook can prevent the hanging rope from unhooking and push a support plate to move through an electric cylinder, the height of a balancing weight can be adjusted, and the support plate and a, prevent hanging the object overweight for L shape cantilever is emptyd.

Description

High stability cantilever crane for building

Technical Field

The utility model relates to a hoist field, more specifically say, relate to a high stability cantilever crane for building.

Background

The crane is a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range, and the crane is widely applied in many fields because the use of manpower is greatly reduced and the working efficiency is greatly improved.

However, the upright column of the cantilever crane is fixed with the foundation bolt at the bottom, and the base at the bottom of the upright column is small in contact surface with the ground and small in stability, so that stronger supporting force cannot be provided, and the phenomenon that the crane topples over may occur.

For this reason, a large amount of high stability cantilever crane for building have appeared among the prior art, and current high stability cantilever crane for building, can not pass through the rotation of axis of rotation, make the movable block drive electric block and remove, thereby adjusting distance, so that use lifting hook hangs the object, and the inside setting that does not have the cardboard of lifting hook, be difficult to prevent to hang the rope unhook, also can not promote the backup pad through electronic jar and remove, adjust the height of balancing weight, more can not be at the connecting rod, under the effect of connecting hole, make backup pad and slip cover piece be in an organic whole state, carry out the counter weight through the balancing weight, prevent that L shape cantilever from empting.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

Problem to exist among the prior art, an object of the utility model is to provide a high stability cantilever crane for building, it passes through the threaded connection relation between axis of rotation and removal piece, when the axis of rotation is under the rotation state, can make the movable block drive electric block and remove, thereby the regulation distance of being convenient for uses the lifting hook to hang the object, and the setting of the inside cardboard of lifting hook, can prevent to hang the rope unhook, and promote the backup pad through electronic jar and remove, the height of adjustable balancing weight, and at the connecting rod, under the effect of connecting hole, make backup pad and slip cover piece be in an organic whole state, thereby carry out the counter weight through the balancing weight, prevent to hang the object overweight, make L shape cantilever empty.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A high-stability cantilever crane for buildings comprises an L-shaped cantilever, wherein a chute is arranged on the surface of the L-shaped cantilever, a slide bar is arranged inside the chute, a moving block is connected to the surface of the slide bar, a threaded hole is formed in the surface of the moving block, an electric block is arranged at the lower end of the moving block, the tail end of the electric block is connected with a lifting hook, a mounting groove is formed in the surface of the lifting hook, round holes are symmetrically formed in the inner wall of the mounting groove, a rotating rod is connected inside the round holes, torsional springs are symmetrically connected to the surface of the rotating rod, a clamping plate is mounted on the surface of the rotating rod, connecting holes are symmetrically formed in the surface of the L-shaped cantilever, a sliding sleeve block is connected to the surface of the L-shaped cantilever, an open slot is symmetrically formed in the, the connecting rod is connected with the connecting hole in a sliding mode, a spring is mounted on the surface of the connecting rod, a supporting plate is connected to the surface of the sliding sleeve block, an electric hoist switch is mounted on one side of the L-shaped cantilever and connected with an electric hoist and a power supply in series through a lead, the electric hoist is HSY01-01S in model, and is solid, light, fast in heat dissipation and capable of being used continuously, the electric hoist can drive the electric hoist to move through a threaded connection relation between the rotating shaft and the moving block when the rotating shaft is in a rotating state, the distance is convenient to adjust, objects are hung through the lifting hook, the hook can be prevented from being unhooked due to the arrangement of a clamping plate inside the lifting hook, the supporting plate is pushed to move through the electric cylinder, the height of the balancing weight can be adjusted, the supporting plate and the sliding sleeve block are in an integrated state under the effects of, prevent hanging the object overweight for L shape cantilever is emptyd.

Furthermore, the surface mounting of L shape cantilever has the motor, the terminal fixed mounting of motor has the axis of rotation, threaded connection between axis of rotation and the screw hole, positive and negative switch is installed to one side of L shape cantilever, and positive and negative switch passes through the wire with motor, power and establishes ties, and the model of motor is 51K90GU-AF, and the moment of torsion is big, dynamic behavior is high.

Further, the stopper is installed at the end of lifting hook, sliding connection between stopper and the cardboard is convenient for carry on spacingly to the cardboard, prevents that it from unhooking under the effect that the torsional spring resumes deformation.

Further, the base is installed to the lower extreme of L shape cantilever, the surface symmetry of base is equipped with the mounting hole, the inside threaded connection of mounting hole has the bolt, is convenient for carry out fixed mounting to L shape cantilever, makes it carry out self-stabilization.

Further, the internally mounted of open slot has the metal sheet, fixed connection between metal sheet and the connecting rod, the electro-magnet is installed to the bottom of open slot, and the electro-magnet switch is installed to one side of L shape cantilever, and the electro-magnet switch passes through the wire with electro-magnet, power and establishes ties, and the model of electro-magnet is KB-16/25, and temperature stability is good, insulating nature is good, suction is strong.

Further, the surface of backup pad is equipped with the counter weight groove, the balancing weight has been placed to the inside in counter weight groove, the lower terminal surface of backup pad is connected with electronic jar, and electronic jar switch is installed to one side of L shape cantilever, and electronic jar switch passes through the wire with electronic jar, power and establishes ties, and the model of electronic jar is LOE63, high performance, low inertia, operation stability, maintenance are simple.

3. Advantageous effects

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

(1) this scheme passes through the axis of rotation and removes the threaded connection relation between the piece, when the axis of rotation is under the rotation state, can make the movable block drive electric block and remove, thereby the adjustable distance of being convenient for uses the lifting hook to hang the object, and the setting of the inside cardboard of lifting hook, can prevent to hang the rope unhook, and promote the backup pad through electronic jar and remove, the height of adjustable balancing weight, and at the connecting rod, under the effect of connecting hole, make backup pad and slip cover piece be in an organic whole state, thereby carry out the counter weight through the balancing weight, prevent to hang the object overweight, make L shape cantilever empty.

(2) The surface of the L-shaped cantilever is provided with a motor, the tail end of the motor is fixedly provided with a rotating shaft, the rotating shaft is in threaded connection with a threaded hole, one side of the L-shaped cantilever is provided with a forward switch and a reverse switch, the forward switch and the reverse switch are connected with the motor and a power supply in series through leads, the motor is 51K90GU-AF in model, the torque is large, and the power performance is high.

(3) The stopper is installed to the end of lifting hook, and sliding connection between stopper and the cardboard is convenient for carry on spacingly to the cardboard, prevents that it from unhooking under the effect that the torsional spring resumes deformation.

(4) The base is installed to the lower extreme of L shape cantilever, and the surface symmetry of base is equipped with the mounting hole, and the inside threaded connection of mounting hole has the bolt, is convenient for carry out fixed mounting to L shape cantilever, makes it carry out self stability.

(5) The metal plate is arranged inside the open slot, the metal plate is fixedly connected with the connecting rod, the electromagnet is arranged at the bottom end of the open slot, the electromagnet switch is arranged on one side of the L-shaped cantilever, the electromagnet switch is connected with the electromagnet and a power supply in series through conducting wires, the type of the electromagnet is KB-16/25, and the temperature stability, the insulativity and the suction force are good.

(6) The surface of backup pad is equipped with the counter weight groove, and the balancing weight has been placed to the inside in counter weight groove, and the lower terminal surface of backup pad is connected with electronic jar, and electronic jar switch is installed to one side of L shape cantilever, and electronic jar switch passes through the wire with electronic jar, power and establishes ties, and electronic jar's model is LOE63, high performance, low inertia, the operation is stable, maintain simply.

Drawings

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

FIG. 2 is a partial top view of the utility model in its entirety;

FIG. 3 is an enlarged view of a portion A of FIG. 1 according to the present invention;

fig. 4 is a side view of the hook of the present invention.

The reference numbers in the figures illustrate:

1L shape cantilever, 2 spouts, 3 slide bars, 4 movable blocks, 5 screw holes, 6 electric block, 7 lifting hook, 8 mounting grooves, 9 round holes, 10 rotating rods, 11 torsion springs, 12 clamp plates, 13 connecting holes, 14 sliding sleeve blocks, 15 open slots, 16 spacing rings, 17 connecting rods, 18 springs, 19 supporting plates, 20 motors, 21 rotating shafts, 22 spacing blocks, 23 bases, 24 mounting holes, 25 bolts, 26 metal plates, 27 electromagnets, 28 counterweight grooves, 29 counterweight blocks and 30 electric cylinders.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-4, a cantilever crane with high stability for construction includes an L-shaped cantilever 1, referring to fig. 1, 3 and 4, a sliding chute 2 is disposed on a surface of the L-shaped cantilever 1, a motor 20 is mounted on the surface of the L-shaped cantilever 1, a rotating shaft 21 is fixedly mounted at a tail end of the motor 20, the rotating shaft 21 is in threaded connection with a threaded hole 5, a forward switch and a reverse switch are mounted on one side of the L-shaped cantilever 1, the forward switch and the reverse switch are connected in series with the motor 20 and a power supply through wires, the motor 20 is 51K90GU-AF, has large torque and high power performance, a base 23 is mounted at a lower end of the L-shaped cantilever 1, mounting holes 24 are symmetrically disposed on a surface of the base 23, bolts 25 are threadedly connected inside the mounting holes 24 for fixedly mounting the L-shaped cantilever 1 to stabilize itself, a sliding rod 3 is mounted inside the sliding chute 2, and a moving, the surface of movable block 4 is equipped with screw hole 5, electric block 6 is installed to the lower extreme of movable block 4, and the electric block switch is installed to one side of L shape cantilever 1, electric block switch and electric block 6, the power passes through the wire and establishes ties, electric block 6 'S model is HSY01-01S, solid matter is light, the heat dissipation is fast, but continuous use, electric block 6' S end-to-end connection has lifting hook 7, and lifting hook 7 'S end installs stopper 22, sliding connection between stopper 22 and the cardboard 12, be convenient for carry on spacingly to cardboard 12, prevent that it from coming off the hook under the effect that torsional spring 11 resumes deformation, lifting hook 7' S surface is equipped with mounting groove 8, the inner wall symmetry of mounting groove 8 is equipped with round hole 9, the internal connection of round hole 9 has dwang 10, the surface symmetry of dwang 10 is connected with torsional spring.

Referring to fig. 1 and 2, the surface of the L-shaped cantilever 1 is symmetrically provided with connecting holes 13, the surface of the L-shaped cantilever 1 is connected with a sliding sleeve block 14, the inner wall of the sliding sleeve block 14 is symmetrically provided with an open slot 15, a metal plate 26 is installed inside the open slot 15, the metal plate 26 is fixedly connected with a connecting rod 17, the bottom end of the open slot 15 is provided with an electromagnet 27, one side of the L-shaped cantilever 1 is provided with an electromagnet switch, the electromagnet switch is connected with the electromagnet 27 and a power supply in series through conducting wires, the type of the electromagnet 27 is KB-16/25, the temperature stability is good, the insulation is good, the suction force is strong, the opening of the open slot 15 is provided with a limit ring 16, the connecting rod 16 is installed inside the limit ring 16, the connecting rod 17 is slidably connected with the connecting holes 13, the surface of the connecting rod 17 is provided with a spring 18, the balancing weight 29 has been placed to the inside in balancing groove 28, and the lower terminal surface of backup pad 19 is connected with electronic jar 30, and electronic jar switch is installed to one side of L shape cantilever 1, and electronic jar switch passes through the wire with electronic jar 30, power and establishes ties, and electronic jar 30's model is LOE63, high performance, low inertia, the operation is stable, maintain simply.

When the high-stability cantilever crane for building is required to be used for hanging an object, the electric hoist switch can be opened, so that the electric hoist 6 drives the lifting hook 7 to slowly descend, when the lifting hook 7 descends to a proper position, the electric hoist switch is closed, the clamping plate 12 can be pressed to push inwards, so that the rotating rod 10 rotates along the inside of the round hole 9, the torsion spring 11 is stressed and deformed, the clamping plate 12 is separated from the limiting block 22, so that the lifting hook 7 is opened, a hanging rope bound on the surface of the object is pushed into the lifting hook 7, the clamping plate 12 is loosened, the torsion spring 11 recovers deformation and drives the rotating rod 10 to rotate, finally, the clamping plate 12 is contacted with the limiting block 22 and is kept stable, the hanging rope is prevented from unhooking, then the electric hoist switch is opened, so that the electric hoist 6 drives the object to ascend through the lifting hook 7, when the object ascends to a proper position, the positive, because the rotating shaft 21 is in threaded connection with the moving block 4, and under the action of the sliding rod 3 and the sliding groove 2, the moving block 4 moves along the surface of the sliding rod 3, so as to adjust the distance and facilitate the placement of the object, when the lifted object is overweight, the electromagnet switch can be opened, so that the electromagnet 27 is electrified to generate magnetic force to adsorb the metal plate 26, the metal plate 26 moves inwards along the open slot 15, so that the connecting rod 17 moves towards the inside of the open slot 15 along the limiting ring 16, the spring 18 is stressed and stretched, when the metal plate 26 is contacted with the electromagnet 27, the connecting rod 17 is separated from the connecting hole 13, and the electric cylinder switch is opened, so that the electric cylinder 30 pushes the supporting plate 19 to move upwards, when the supporting plate 19 drives the sliding sleeve block 14 to slowly rise, and the connecting rod 17 inside the sliding sleeve block 14 and the connecting hole 13 on the upper side of the, the electromagnet switch can be closed, so that the spring 18 is not stressed and stretched to recover deformation, the metal plate 26 is pulled to move towards the outer side of the open slot 15, the connecting rod 17 is finally pushed to enter the connecting hole 13, the electric cylinder switch is closed, the supporting plate 19 drives the balancing weight 29 to finish moving upwards, and under the action of the connecting rod 17 and the connecting hole 13, the sliding sleeve block 14 and the supporting plate 19 are in an integrated stressed state.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a high stability cantilever crane for building, includes L shape cantilever (1), its characterized in that: the surface of the L-shaped cantilever (1) is provided with a sliding chute (2), a sliding rod (3) is installed inside the sliding chute (2), the surface of the sliding rod (3) is connected with a moving block (4), the surface of the moving block (4) is provided with a threaded hole (5), an electric block (6) is installed at the lower end of the moving block (4), the tail end of the electric block (6) is connected with a lifting hook (7), the surface of the lifting hook (7) is provided with an installation groove (8), the inner wall of the installation groove (8) is symmetrically provided with round holes (9), the inside of the round hole (9) is connected with a rotating rod (10), the surface of the rotating rod (10) is symmetrically connected with a torsion spring (11), the surface of the rotating rod (10) is provided with a clamping plate (12), the surface of the L-shaped cantilever (1) is symmetrically provided with a connecting hole (13), and the, the inner wall symmetry of slip cover piece (14) is equipped with open slot (15), spacing ring (16) are installed to the opening part of open slot (15), the internally mounted of spacing ring (16) has connecting rod (17), sliding connection between connecting rod (17) and connecting hole (13), the surface mounting of connecting rod (17) has spring (18), the surface connection of slip cover piece (14) has backup pad (19).

2. The high-stability cantilever crane for construction according to claim 1, wherein: the surface mounting of L shape cantilever (1) has motor (20), the terminal fixed mounting of motor (20) has axis of rotation (21), threaded connection between axis of rotation (21) and screw hole (5).

3. The high-stability cantilever crane for construction according to claim 1, wherein: the tail end of the lifting hook (7) is provided with a limiting block (22), and the limiting block (22) is connected with the clamping plate (12) in a sliding mode.

4. The high-stability cantilever crane for construction according to claim 1, wherein: the lower extreme of L shape cantilever (1) is installed base (23), the surperficial symmetry of base (23) is equipped with mounting hole (24), the internal thread connection of mounting hole (24) has bolt (25).

5. The high-stability cantilever crane for construction according to claim 1, wherein: the internally mounted of open slot (15) has metal sheet (26), fixed connection between metal sheet (26) and connecting rod (17), electro-magnet (27) are installed to the bottom of open slot (15).

6. The high-stability cantilever crane for construction according to claim 1, wherein: the surface of backup pad (19) is equipped with counterweight groove (28), counterweight (29) have been placed to counterweight groove's (28) inside, the lower terminal surface of backup pad (19) is connected with electronic jar (30).