CN218058106U - Steel construction hoist device for construction - Google Patents

Abstract

The utility model discloses a steel structure hoisting device for building construction, which belongs to the technical field of building construction equipment and comprises a three-point clamping hoisting device. The three-point clamping hoisting device includes a base and a support block, and a positioning port is arranged on the lower side of the support block. The inner cavity of the support block is provided with a motor and two supporting shafts, the output end of the motor is provided with a main gear, and the main gear is meshed with two auxiliary gears, and the two auxiliary gears are respectively arranged on the two supporting shafts, and each There are rollers and ropes wound on the supporting shafts, and groove clamping blocks are arranged on the end of each rope far away from the rollers. Through the utility model, the middle and both ends of the steel structure can be clamped and fixed. , so that the whole is built into a triangular pattern, which improves the stability of hoisting and transportation, effectively avoids the accidental sliding of the steel structure on the support block when the steel structure is tilted, and greatly reduces the probability of falling objects from high altitude.

Description

A steel structure hoisting device for building construction

technical field

The utility model mainly relates to the technical field of building construction equipment, in particular to a steel structure hoisting device for building construction.

Background technique

Building construction refers to the production activities in the implementation stage of engineering construction. It is the construction process of various buildings. It can also be said to be the process of turning various lines on the design drawings into physical objects at designated locations. It includes basic engineering construction. , main structure construction, roofing engineering construction, decoration engineering construction, etc., the place where the construction work is called "building construction site" or "construction site", also called construction site, in the process of building construction, hoisting devices are needed to The steel structure is hoisted.

In today's existing steel structure hoisting devices for building construction, for example, in the technical structure of the application number CN202111571515.3, it includes a metal sleeve and a C-shaped rod. There is a fixed hook, the lower part of the metal sleeve is fixedly connected with the upper end of the C-shaped rod, the lower end of the C-shaped rod is provided with a fixed block, and the middle and upper part of the C-shaped rod is provided with another fixed block, which can move up and down on the C-shaped rod. The front end of each fixed block is equipped with a fixed ring that can be opened and closed, and the size of the ring can be adjusted. Although this device can lift the steel structure, the steel structure used in construction operations is generally longer and has a higher quality. The weights of both ends are not necessarily the same. During the lifting process, the steel structure will shake and tilt. If one of the two ends is higher and the other is lower, it may cause the steel structure to slip out of the fixing ring and fall. high risk.

Utility model content

The utility model mainly provides a steel structure hoisting device for building construction, which is used to solve the technical problems raised in the above-mentioned background technology.

The technical solution adopted by the utility model to solve the problems of the technologies described above is:

A steel structure hoisting device for building construction, including a three-point clamping hoisting device, the three-point clamping hoisting device includes a base and a support block, the support block is located on the upper surface of the base, and the lower side of the support block is provided with a positioning port, The threaded holes on the two side walls of the positioning port are engaged with the first positioning bolts, and the inner cavity of the support block is provided with a motor and two support shafts, and the two ends of each support shaft are connected to the support The side wall of the inner cavity of the block is connected in rotation, and the motor is located between the two supporting shafts. The lower side of the outer wall of the motor housing and the bottom of the inner cavity of the supporting block are connected by screws, and the output end of the motor is provided with a main gear. The main gear is meshed with two secondary gears, and the two secondary gears are respectively arranged on two supporting shafts, and each of the supporting shafts is provided with a drum and a rope wound on the drum, and the two ropes are wound on The direction on the drum is opposite, and each of the ropes is provided with a groove clamp block at one end away from the drum, and the second positioning bolt is engaged in the threaded hole of the groove clamp block, and the groove of each groove clamp block Bottom blocks are set on the lower side of the position;

The groove at the top of the inner chamber of the support block is provided with a positioning locking assembly, the positioning locking assembly includes a sleeve, and the sleeve is connected to the inner wall of the support block through screws, and the opening at the lower end of the sleeve is movably connected with The moving frame, the lower end of the moving frame is provided with a positioning tooth, and the position of the positioning tooth and the notch on the main gear fit each other.

Further, a moving electromagnet is embedded in the groove at the upper end of the moving frame, a spring is arranged on the upper side of the moving electromagnet, and a fixed electromagnet is arranged on the upper end of the spring, and the fixed electromagnet is located at the top of the inner cavity of the sleeve frame.

Further, the head positions of the two first positioning bolts and the two second positioning bolts are provided with anti-slip twist handles.

Further, each bottom block is provided with a wear-resistant anti-skid pad on the upper side.

Further, a hook is rotatably connected to the upper side of the outer wall of the support block.

Further, the left and right sides of the outer wall of the support block are respectively provided with limit bayonets, the two limit bayonets are at the same level, and each of the limit bayonets is connected to the corresponding groove clamping block. The outer walls on one side fit into each other.

Further, an operation button board is provided on the front side of the outer wall of the support block.

Further, anti-skid support legs are provided at the four top corners of the lower surface of the base.

Compared with the prior art, the beneficial effects of the utility model are:

The utility model realizes the clamping and fixing of the middle and both ends of the steel structure through the three-point clamping and hoisting device, so that the whole is built into a triangular pattern, improves the stability of lifting and transportation, and effectively avoids the steel structure When tilting, accidental sliding occurs on the support block, which greatly reduces the probability of falling objects from high altitude, and is easy to operate, very practical, and improves the construction efficiency of the staff. The specific operation is as follows. First, place the device as a whole On the level ground, then check whether there are potential safety hazards in the various devices in the device as a whole. After ensuring that there are no potential safety hazards, turn on the power supply, and then pass the steel structure frame through the positioning opening on the support block, and make the support block on the steel structure frame. middle position, and then turn the first positioning bolt through the anti-slip twist handle to firmly fix the middle part of the steel structure frame in the positioning opening, then remove the two groove clamps from the limit bayonet, and pull each The rope on the groove clamp block, because the two pinion gears will rotate in the same direction and at the same speed, and the direction of the rope winding on the drum is opposite, so when the two ropes are pulled at a uniform speed at the same time, the supporting shaft will not appear stuck. When the two groove clamping blocks are pulled to the two ends of the steel structure frame respectively, the groove clamping block is stuck on the steel structure frame, and then the second positioning bolt is twisted so that the lower end of the second positioning bolt and the bottom block clamp the steel structure frame , and then turn on the motor to drive the main gear to rotate, and then the main gear drives the two supporting shafts to rotate through the two sub-gears, winding up and tightening the originally loose rope, so that the whole forms a triangular pattern, and then the originally energized main When the electromagnet and the auxiliary electromagnet are powered off, the traction force between them disappears, and then the originally compressed spring is restored and reset, and a downward force is given to the moving frame, so that the positioning tooth at the lower end of the moving frame is stuck in the concave hole on the main gear. In the mouth, complete the positioning of the main gear to avoid the rotation of the main gear when the steel structure frame is hoisted, causing the rope to be loose. Finally, hang the hook on the support block on the bracket of the crane, and the steel structure frame can be safely lifted. Lifting and transporting.

The utility model will be explained in detail below in conjunction with the accompanying drawings and specific embodiments.

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is a structural schematic diagram of a support block and a base of the present utility model;

Fig. 3 is a schematic cross-sectional view of the cavity of the support block of the present invention;

Fig. 4 is the schematic diagram of the connection section of the three-point clamping hoisting device of the present invention and the steel structure frame;

Figure 5 is a schematic diagram of the enlarged structure of Figure 1A area;

FIG. 6 is a schematic diagram of the enlarged structure of the region B in FIG. 4 .

Description of drawings: 1. Three-point clamping and hoisting device; 11. Base; 111. Anti-skid support tripod; 12. Support block; 121. Positioning opening; 122. Hook; 123. Limit bayonet; 13. First positioning bolt ; 131, anti-slip twist handle; 14, motor; 141, main gear; 15, supporting shaft; 151, roller; 152, rope; , bottom block; 19, wear-resistant anti-skid pad; 2, positioning locking assembly; 21, sleeve frame; 22, moving frame; 23, positioning gear; 24, moving electromagnet; 25, fixed electromagnet; 26, spring; 3. Operation button board; 4. Steel frame.

detailed description

In order to facilitate understanding of the utility model, the utility model will be described more comprehensively below with reference to the accompanying drawings. Several embodiments of the utility model are shown in the accompanying drawings, but the utility model can be realized in different forms, and does not It is limited to the embodiments described in the text, on the contrary, these embodiments are provided to make the disclosed content of the utility model more thorough and comprehensive.

It should be noted that when an element is said to be "fixed on" another element, it can be directly on the other element or there can be an intervening element, and when an element is said to be "connected" to another element, it can be Directly connected to another element or possibly intervening elements at the same time, the terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for purposes of illustration only.

Unless otherwise defined, all the technical and scientific terms used herein have the same meaning as those commonly connected by those skilled in the technical field of the present invention, and the terminology used in the description of the present invention is intended to describe specific The purpose of the embodiment is not intended to limit the utility model, and the term "and/or" used herein includes any and all combinations of one or more related listed items.

Embodiment 1, please refer to the accompanying drawings 1-6, a steel structure hoisting device for building construction, including a three-point clamping hoisting device 1, the three-point clamping hoisting device 1 includes a base 11 and a support block 12, the The supporting block 12 is located on the upper surface of the base 11, and the lower side of the supporting block 12 is provided with a positioning opening 121, and the threaded holes on the two side walls of the positioning opening 121 are engaged with the first positioning bolts 13. 12 is provided with a motor 14 and two supporting shafts 15 in the inner cavity, each of the two ends of the supporting shaft 15 is rotationally connected with the side wall of the inner cavity of the supporting block 12, and the motor 14 is located between the two supporting shafts 15 The lower side of the outer wall of the motor 14 and the bottom of the inner cavity of the support block 12 are connected by screws. The output end of the motor 14 is provided with a main gear 141, and the main gear 141 is meshed with two auxiliary gears 153. Two pinion gears 153 are respectively arranged on the two supporting shafts 15, and each of the supporting shafts 15 is provided with a drum 151 and a rope 152 wound on the drum 151, and the two ropes 152 are wound in the direction of the drum 151 On the contrary, each of the ropes 152 is provided with a grooved clamping block 16 at one end away from the drum 151, and the threaded hole of the grooved clamping block 16 is engaged with a second positioning bolt 17, and each of the grooved clamping blocks 16 Bottom blocks 18 are provided on the lower side of the groove position; a positioning locking assembly 2 is arranged in the groove at the top of the inner cavity of the support block 12, and the positioning locking assembly 2 includes a sleeve frame 21, and the sleeve frame 21 is passed through a screw It is connected with the inner wall of the support block 12, and the opening position of the lower end of the sleeve frame 21 is movably connected with a moving frame 22, and the lower end of the moving frame 22 is provided with a positioning tooth 23, and the positioning tooth 23 and the notch on the main gear 141 The locations fit each other.

The above-mentioned structure realizes the clamping and fixing of the middle and both ends of the steel structure frame 4 through the three-point clamping and lifting device 1, so that the whole is built into a triangular pattern, which improves the stability of lifting and transportation, and effectively avoids the When the steel structure frame 4 is tilted, accidental sliding occurs on the support block 12, which greatly reduces the probability of falling objects from a height, and is easy to operate, very practical, and improves the construction efficiency of the staff;

The specific operation is as follows, first place the device as a whole on the level ground, then check whether there are potential safety hazards in each device in the device as a whole, switch on the power after ensuring that there are no potential safety hazards, and then pass the steel structure frame 4 through the support block 12 Position the opening 121, and make the support block 12 be located in the middle of the steel structure frame 4, then turn the first positioning bolt 13 through the anti-slip twist handle 131, and firmly fix the middle part of the steel structure frame 4 in the positioning opening 121, then The two groove clamping blocks 16 are taken off from the limit bayonet 123, and the rope 152 on each groove clamping block 16 is pulled at the same time, because the two pinion gears 153 can rotate in the same direction and at the same speed, and the rope 152 is wound around the drum. 151 in the opposite direction, so that when the two ropes 152 are pulled at a constant speed at the same time, the support shaft 15 will not be stuck until the two groove clamps 16 are pulled to the two ends of the steel frame 4 respectively. The clamp block 16 is stuck on the steel structure frame 4, and then the second positioning bolt 17 is twisted so that the lower end of the second positioning bolt 17 and the bottom block 18 clamp the steel structure frame 4, then the motor 14 is turned on, and the main gear 141 is driven to rotate, and then The main gear 141 drives the two supporting shafts 15 to rotate through the two auxiliary gears 153, and winds up and tightens the originally loose rope 152, so that the whole forms a triangular pattern, and then the originally energized moving electromagnet 24 and the fixed electromagnet 25 is powered off, the traction force between them disappears, and then the originally compressed spring 26 is restored and reset, and a downward force is given to the mobile frame 22, so that the positioning tooth 23 at the lower end of the mobile frame 22 is stuck in the concave position on the main gear 141. In the mouth, complete the positioning of the main gear 141, avoiding the rotation of the main gear 141 when the steel structure frame 4 is hoisted, causing the rope 152 to be slack, and finally hang the hook 122 on the support block 12 on the support of the crane, and you can Lift and transport the steel structure frame 4 safely.

Embodiment 2, please refer to the accompanying drawings 1 and 2, the upper side of the outer wall of the support block 12 is rotatably connected with a hook 122, through the hook 122, the steel structure frame 4 and the three-point structure installed on the steel structure frame 4 are realized. The clamping and hoisting device 1 is hung on the hoist, and the left and right sides of the outer wall of the support block 12 are respectively provided with limit bayonets 123, and the two limit bayonets 123 are all at the same level, and each of the limit bayonets The openings 123 fit with the outer wall on one side of the corresponding groove clamping block 16, and through the limit bayonet 123, when not in use, the groove clamping block 16 can be stuck on the support block 12 for easy movement , the front side of the outer wall of the support block 12 is provided with an operation button plate 3, by operating the button plate 3, the internal electric control components of the support block 12 are controlled, and the four corner positions of the lower surface of the base 11 are all An anti-slip support foot frame 111 is provided, and the support function for the whole device is realized through the anti-slip support foot frame 111 .

Embodiment 3, please emphatically refer to the accompanying drawings 5 and 6, the moving electromagnet 24 is embedded in the groove at the upper end of the moving frame 22, a spring 26 is arranged on the upper side of the moving electromagnet 24, and the upper end of the spring 26 is arranged There is a fixed electromagnet 25, and the fixed electromagnet 25 is located at the top of the inner cavity of the sleeve frame 21. Through the mutual cooperation between the moving electromagnet 24, the fixed electromagnet 25 and the spring 26, the control of the moving frame 22 to move up and down is realized. In order to achieve the purpose of snapping the positioning tooth 23 into the main gear 141 or pulling out the main gear 141, the head positions of the two first positioning bolts 13 and the two second positioning bolts 17 are all provided with anti-slip twisting handles 131 Through the anti-slip twist handle 131, the force application point is provided, which is convenient for turning the first positioning bolt 13 and the second positioning bolt 17. The upper side of each bottom block 18 is provided with a wear-resistant anti-skid pad 19, through the resistance Grinding the anti-slip pad 19 has realized increasing the maximum static friction force of the contact surface with the steel frame 4, which is convenient for the groove clamping block 16 to be positioned at the two ends of the steel frame 4.

The utility model has been described as an example in conjunction with the accompanying drawings above. Obviously, the specific implementation of the utility model is not limited by the above method, as long as the method concept and technical solution of the utility model are used for this insubstantial improvement, or without Improvements that directly apply the ideas and technical solutions of the utility model to other occasions are within the protection scope of the utility model.

Claims (8)

1. The steel structure hoisting device for building construction comprises a three-point type clamping hoisting device (1) and is characterized in that the three-point type clamping hoisting device (1) comprises a base (11) and a supporting block (12), the supporting block (12) is located on the upper surface of the base (11), a positioning hole (121) is formed in the lower side of the supporting block (12), a first positioning bolt (13) is meshed and connected in threaded holes in two side walls of the positioning hole (121), a motor (14) and two supporting rotating shafts (15) are arranged in an inner cavity of the supporting block (12), two ends of each supporting rotating shaft (15) are rotatably connected with the side wall of the inner cavity of the supporting block (12), the motor (14) is located between the two supporting rotating shafts (15), the lower side of the outer wall of a shell of the motor (14) is connected with the bottom of the inner cavity of the supporting block (12) through screws, a main gear (141) is arranged at the output end of the motor (14), two auxiliary gears (153) are meshed and are respectively arranged on the two supporting rotating shafts (15), a rope drum (152) and a rope (151) is wound on the drum (151), and a rope (153) is arranged in a direction opposite to that the two supporting rotating shafts (151) and a rope (152) is far away from the drum (151), and a rope (153) is arranged on each supporting shaft (152), and a groove (151) is arranged on each supporting block (151), and a groove (153) is arranged on each supporting shaft (151), and a groove (152) arranged on each supporting shaft (151) in each supporting shaft (153) in opposite direction 16 The threaded holes of the groove clamping blocks (16) are internally meshed with second positioning bolts (17), and a bottom block (18) is arranged on the lower side of the groove position of each groove clamping block (16);

the supporting block fixing device is characterized in that a positioning locking component (2) is arranged in a groove in the top of an inner cavity of the supporting block (12), the positioning locking component (2) comprises a sleeve frame (21), the sleeve frame (21) is connected with the inner wall of the supporting block (12) through a screw, a movable frame (22) is movably connected to the opening position of the lower end of the sleeve frame (21), a positioning tooth part (23) is arranged at the lower end of the movable frame (22), and the positioning tooth part (23) is matched with a notch position on the main gear (141).

2. The steel structure hoisting device for building construction according to claim 1, wherein the moving electromagnet (24) is embedded in the groove at the upper end of the moving frame (22), the spring (26) is arranged at the upper side of the moving electromagnet (24), the fixed electromagnet (25) is arranged at the upper end of the spring (26), and the fixed electromagnet (25) is positioned at the top of the inner cavity of the sleeve frame (21).

3. The steel structure hoisting device for building construction as claimed in claim 1, wherein the head positions of the two first positioning bolts (13) and the two second positioning bolts (17) are provided with anti-slip twisting handles (131).

4. The steel structure hoisting device for building construction according to claim 1, wherein each bottom block (18) is provided with a wear-resistant anti-skid pad (19) on the upper side.

5. The steel structure hoisting device for building construction as claimed in claim 1, wherein the upper side of the outer wall of the supporting block (12) is rotatably connected with a hook (122).

6. The steel structure hoisting device for building construction according to claim 5, wherein the left and right sides of the outer wall of the support block (12) are respectively provided with a limiting bayonet (123), the two limiting bayonets (123) are all at the same horizontal height, and each limiting bayonet (123) is mutually engaged with the outer wall of one side of the corresponding groove clamping block (16).

7. The steel structure hoisting device for building construction according to claim 6, wherein the front side of the outer wall of the supporting block (12) is provided with an operation button plate (3).

8. The steel structure hoisting device for building construction according to claim 1, wherein anti-skid supporting foot frames (111) are arranged at four top corners of the lower surface of the base (11).

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