CN216272784U

CN216272784U - Civil engineering is with hoisting accessory who has anti-drop structure

Info

Publication number: CN216272784U
Application number: CN202122540014.0U
Authority: CN
Inventors: 陈龙芳; 方伟根; 章钦; 周荣华
Original assignee: Hangzhou Longfang Engineering Technology Co ltd
Current assignee: Hangzhou Longfang Engineering Technology Co ltd
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-04-12
Anticipated expiration: 2031-10-21

Abstract

The utility model discloses a lifting device with an anti-falling structure for civil engineering, which comprises a base and an anti-falling mechanism, wherein the top of the base is connected with a first hydraulic telescopic rod in a welding manner, the top of the first hydraulic telescopic rod is rotatably connected with a rotating sleeve, the left side of the rotating sleeve is connected with a suspension arm in a welding manner, one end of the suspension arm is provided with a pulley, the right side of the rotating sleeve is connected with a connecting plate, and the top of the connecting plate is provided with a driving motor. This civil engineering is with hoisting accessory who has anti-drop structure, adopt mutually supporting between a plurality of mechanisms, can prevent that the heavy object from droing at the in-process that lifts by crane, make two lifting hooks press from both sides the article that lift by crane through the tensile actuating lever of lifting hook during the use, thereby reach anti-drop's purpose, can increase the stability of whole device simultaneously, the material that prevents the transportation overweight condition that leads to whole device to appear empting, and the hydraulic telescoping rod through setting up can drive the device and stretch out and draw back, the convenience is lifted by crane the article of higher department and is handled.

Description

Civil engineering is with hoisting accessory who has anti-drop structure

Technical Field

The utility model relates to the technical field of civil engineering, in particular to a lifting device with an anti-falling structure for civil engineering.

Background

Civil Engineering (Civil Engineering) is a general term for scientific technology in the construction of various types of land Engineering facilities. It refers to both the materials, equipment used and the technical activities carried out such as surveying, designing, construction, maintenance, repair, etc., as well as the objects of engineering construction. The hoisting device is particularly important in civil engineering construction, can be called as a crane, and is an important tool and equipment for realizing mechanization and automation of the production process, reducing heavy physical labor and improving labor productivity in industries, transportation and building enterprises.

The lifting hook of the lifting device in the market is easy to slip off when lifting materials, so that the material transportation error is caused, and meanwhile, the problem that the center of the lifting hook is unstable due to the fact that the transported materials are too heavy is easily caused when the lifting hook is transported, so that the lifting device with the anti-falling structure for the civil engineering is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lifting device with an anti-falling structure for civil engineering, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a civil engineering is with hoisting accessory that has anti-drop structure, includes base and anti-drop mechanism, the top welded connection of base has first hydraulic telescoping rod, and first hydraulic telescoping rod's top rotates and is connected with and rotates the cover, the left side welded connection who rotates the cover has the davit, and the pulley is installed to the one end of davit, the right side that rotates the cover is connected with the connecting plate, and the top of connecting plate installs driving motor, one side of driving motor is equipped with the wind-up roll, and one side of wind-up roll is connected with the lifting rope, is used for the centre gripping article anti-drop mechanism connects in the bottom of lifting rope, anti-drop mechanism includes mounting bracket, actuating lever, a pair of link assembly, keeps a pair of link assembly cooperation position's expanding spring, connecting rod and rotatable a pair of lifting hook on installation and the connecting rod, set up gear, the anti-drop mechanism who sets up respectively in a pair of lifting hook upper ends, Set up on the actuating lever respectively with a pair of rack of gear engagement on the lifting hook, the actuating lever upper end is connected in the bottom of mounting bracket, a pair of link assembly upper end rotate to be connected in the actuating lever both sides, a pair of link assembly's bottom rotatable coupling is in the corresponding end of connecting rod, the bottom of connecting plate is connected with the second hydraulic telescoping rod, and the bottom of second hydraulic telescoping rod is equipped with the ball, the outside of ball is equipped with annular spout, the balancing weight is installed to the lateral wall of base, and one side of balancing weight is equipped with the baffle, first hydraulic telescoping rod's outer surface welded connection has the bracing piece.

Preferably, the size of the diameter of the inner side of the rotating sleeve is matched with the size of the diameter of the outer side of the top of the first hydraulic telescopic rod, and the rotating sleeve and the connecting plate are vertically distributed.

Preferably, the connecting plate and the second hydraulic telescopic rod are vertically distributed and are in welded connection.

Preferably, the drive rod passes through a connecting rod.

Preferably, the lifting hooks are symmetrically distributed along the vertical center line of the connecting rod, and the connecting rod assembly comprises an upper connecting rod and a lower connecting rod which are rotatably connected with each other.

Preferably, the outer surface of each ball is attached to the bottom of the second hydraulic telescopic rod, and the number of the balls is three.

Preferably, the balancing weight is connected with the base in a clamping mode, and the outer side wall of the balancing weight is attached to the inner side wall of the baffle.

The utility model provides a lifting device with an anti-falling structure for civil engineering, which has the following beneficial effects: the hoisting device with the anti-falling structure for civil engineering adopts mutual matching among a plurality of mechanisms, can prevent heavy objects from falling off in the hoisting process, enables two lifting hooks to clamp hoisted objects by stretching the driving rod through the lifting hooks during use, thereby achieving the purpose of anti-falling, simultaneously can increase the stability of the whole device, prevents the situation that the whole device is toppled due to overweight of transported materials, can drive the device to stretch through the arranged hydraulic telescopic rod, and is convenient for hoisting higher objects;

1. when the anti-falling mechanism is used, after the article is hung on the lifting hook, the lifting hook moves downwards to drive the pair of connecting rod assemblies to stretch downwards and compress the telescopic springs, the downward lifting hook drives the lifting hooks on the two sides to close inwards under the action of the pair of gears and the racks, the article can be prevented from falling off when the lifting hooks on the two sides are closed, when the article is placed on a plane, the lifting hooks are not pulled downwards, the telescopic springs drive the pair of connecting rod assemblies to reset, and the connecting rods are pulled back upwards to drive the connecting rods to move upwards, so that the lifting hooks on the two sides are opened under the action of the pair of gears and the racks, the article is conveniently taken down, and the use is convenient.

2. The utility model can drive the upper half part of the whole device to rotate by combining the arranged ball and the second hydraulic telescopic rod, so as to conveniently transport the lifted articles, the second hydraulic telescopic rod can be driven to rotate by the rotation of the ball inside the annular chute, so that the second hydraulic telescopic rod drives the connecting plate to rotate, the rotating sleeve can be driven to rotate when the connecting plate rotates, so as to drive the suspension arm to rotate, the direction of the whole suspension arm is adjusted, and the direction of the goods during transportation is conveniently adjusted.

3. The utility model can improve the stability of the whole device by combining the counterweight block and the supporting rod, and prevent the situation that the goods are lost and personnel are injured due to the fact that the whole device is toppled over caused by overweight of the transported goods.

Drawings

FIG. 1 is a schematic view of the overall structure of a lifting device with an anti-drop structure for civil engineering according to the present invention;

FIG. 2 is a schematic structural view of an anti-falling mechanism of a lifting device with an anti-falling structure for civil engineering of the present invention;

FIG. 3 is a schematic structural view of a base of a hoisting device with an anti-falling structure for civil engineering according to the present invention;

FIG. 4 is an enlarged schematic structural view of the lifting device with an anti-falling structure for civil engineering in FIG. 1;

in the figure: 1. a base; 2. a first hydraulic telescopic rod; 3. rotating the sleeve; 4. a suspension arm; 5. a pulley; 6. a connecting plate; 7. a drive motor; 8. a wind-up roll; 9. a lifting rope; 10. an anti-drop mechanism; 1001. a mounting frame; 1002. a drive rod; 1003. a rotating shaft; 1004. a connecting rod assembly; 1005. a tension spring; 1006. a connecting rod; 1007. a hook; 1008. a rack; 1009. a gear; 11. a second hydraulic telescopic rod; 12. a ball bearing; 13. an annular chute; 14. a balancing weight; 15. a baffle plate; 16. a support rod.

Detailed Description

Referring to fig. 1, the present invention provides a technical solution: a hoisting device with an anti-drop structure for civil engineering comprises a base 1 and an anti-drop mechanism 10, wherein the top of the base 1 is connected with a first hydraulic telescopic rod 2 in a welding way, the top of the first hydraulic telescopic rod 2 is connected with a rotating sleeve 3 in a rotating way, the diameter of the inner side of the rotating sleeve 3 is matched with the diameter of the outer side of the top of the first hydraulic telescopic rod 2, the rotating sleeve 3 and a connecting plate 6 are vertically distributed, when the direction needs to be adjusted, a hoisting arm 4 can be driven to rotate by rotating the rotating sleeve 3, so that hoisted materials are conveyed, the left side of the rotating sleeve 3 is connected with a hoisting arm 4 in a welding way, the arranged hoisting arm 4 can provide a supporting point when hoisting objects, one end of the hoisting arm 4 is provided with a pulley 5, the hoisting rope 9 can be driven to move by the arranged pulley 5, the right side of the rotating sleeve 3 is connected with the connecting plate 6, and the top of the connecting plate 6 is provided with a driving motor 7, the winding roller 8 can be driven to rotate through the driving motor 7, so that the lifting rope 9 is wound, the connecting plate 6 and the second hydraulic telescopic rod 11 are vertically distributed, the connecting plate 6 is welded with the second hydraulic telescopic rod 11, the winding roller 8 is arranged on one side of the driving motor 7, the lifting rope 9 is connected to one side of the winding roller 8, and the lifting rope 9 can be wound up through the rotation of the winding roller 8 after the articles are conveyed;

referring to fig. 1 and 2, the anti-falling off mechanism 10 for clamping an object is connected to the bottom of the lifting rope 9, the anti-falling off mechanism 10 includes a mounting bracket 1001, a driving rod 1002, a rotating shaft 1003, a pair of connecting rods 1004, a telescopic spring 1005 for maintaining the matching position of the pair of connecting rods 1004, a connecting rod 1006, a pair of hooks 1007 rotatably mounted on the connecting rod, gears 1009 respectively disposed at the upper ends of the pair of hooks 1007, and a pair of racks 1008 respectively disposed on the driving rod 1002 and engaged with the gears on the hooks, the upper end of the driving rod 1002 is connected to the bottom of the mounting bracket 1001, the upper ends of the pair of connecting rods 1004 are rotatably connected to both sides of the driving rod 1002, and the bottoms of the pair of connecting rods 1004 are rotatably connected to the corresponding ends of the connecting rod 1006; the connecting rod assembly 1004 comprises an upper connecting rod and a lower connecting rod which are rotatably connected with each other, the upper end of the upper connecting rod is rotatably connected to two sides of the driving rod 1002, and the lower ends of the lower connecting rod are rotatably connected to corresponding positions on the connecting rod 1006.

Referring to fig. 1, 3 and 4, a second hydraulic telescopic rod 11 is connected to the bottom of the connecting plate 6, the second hydraulic telescopic rod 11 is arranged to provide a supporting force for the connecting plate 6, so as to prevent the connecting plate 6 from breaking due to too low bearing capacity, balls 12 are arranged at the bottom of the second hydraulic telescopic rod 11, the outer surface of each ball 12 is attached to the bottom of the second hydraulic telescopic rod 11, three balls 12 are arranged, the second hydraulic telescopic rod 11 can be driven to move by the arranged balls 12, an annular chute 13 is arranged at the outer side of each ball 12, a counterweight 14 is installed on the side wall of the base 1, a baffle 15 is arranged at one side of the counterweight 14, the baffle 15 is arranged to prevent the counterweight 14 from falling off from the side wall of the base 1, so that the center of gravity of the base 1 is unstable and the whole device is tilted, the counterweight 14 is connected to the base 1 in a clamping manner, and the outer side wall of the counterweight 14 is attached to the inner side wall of the baffle 15, the outer surface welded connection of first hydraulic telescoping rod 2 has bracing piece 16, and the bracing piece 16 that sets up can provide the holding power for first hydraulic telescoping rod 2, prevents that first hydraulic telescoping rod 2 from appearing the condition of empting at the in-process of lifting by crane article. Drives rod 1002 and passes through connecting rod 1006.

To sum up, when the lifting device with the anti-falling structure for civil engineering is used, firstly, according to the structures shown in fig. 1 and fig. 2, an object to be lifted is hung on a lifting hook 1007, then, when the lifting hook 1007 bears gravity, a connecting rod 1006 is pulled downwards, the connecting rod 1006 transmits and stretches a pair of connecting rod assemblies 1004, the connecting rod assemblies 1004 simultaneously compress a telescopic spring 1005, gears 1009 on the downward pair of lifting hooks 1007 rotate under the action of a rack 1008, and the lifting hook 1007 is driven to rotate to generate a clamping action. The hoisting device is characterized in that hoisted objects are prevented from falling off, then a driving motor 7 is started, a winding roller 8 is driven to rotate through the driving motor 7, when the winding roller 8 rotates, a lifting rope 9 is driven to move, so that the lifting rope 9 drives an anti-falling mechanism 10 at the bottom of the lifting rope 9 to move upwards, then the lifting rope stops when the lifting rope contracts to a certain height, and then a rotating sleeve 3 and a connecting plate 6 are driven to move upwards through a first hydraulic telescopic rod 2 and a second hydraulic telescopic rod 11, so that the height of the hoisted objects is adjusted;

then, when the angle of the lifted object needs to be adjusted, the ball 12 can be rotated, the second hydraulic telescopic rod 11 is driven to rotate through the rotation of the ball 12 in the annular chute 13, and then the rotating sleeve 3 and the suspension arm 4 are driven to rotate through the rotation of the second hydraulic telescopic rod 11, so that the lifted object is conveyed and adjusted;

finally, according to the structure shown in fig. 1 and 3, before the whole device is used, the set counterweight block 14 is clamped on the side wall of the base 1, then the baffle plate 15 is rotated to block the baffle plate 15 at one side of the counterweight block 14, and the counterweight block 14 is prevented from falling off from the side wall of the base 1, so that the center of the whole device is unstable, and the stability and the safety of the article during conveying are influenced.

Claims

1. The utility model provides a civil engineering is with hoisting accessory that has anti-drop structure, a serial communication port, including base (1) and anti-drop mechanism (10), the top welded connection of base (1) has first hydraulic telescoping rod (2), and the top of first hydraulic telescoping rod (2) is rotated and is connected with and rotates cover (3), the left side welded connection who rotates cover (3) has davit (4), and pulley (5) are installed to the one end of davit (4), the right side that rotates cover (3) is connected with connecting plate (6), and the top of connecting plate (6) installs driving motor (7), one side of driving motor (7) is equipped with wind-up roll (8), and one side of wind-up roll (8) is connected with lifting rope (9), is used for the centre gripping article anti-drop mechanism (10) are connected in the bottom of lifting rope (9), anti-drop mechanism (10) include mounting bracket (1001), The hydraulic telescopic device comprises a driving rod (1002), a pair of connecting rod assemblies (1004), a telescopic spring (1005) for keeping the matching position of the pair of connecting rod assemblies (1004), a connecting rod (1006), a pair of rotatable hooks (1007) arranged on the connecting rod, gears (1009) respectively arranged at the upper ends of the pair of hooks (1007), and a pair of racks (1008) arranged on the driving rod (1002) and respectively engaged with the gears on the hooks, wherein the upper end of the driving rod (1002) is connected to the bottom of a mounting rack (1001), the upper ends of the pair of connecting rod assemblies (1004) are rotatably connected to two sides of the driving rod (1002), the bottoms of the pair of connecting rod assemblies (1004) are rotatably connected to the corresponding ends of the connecting rod (1006), the bottom of a connecting plate (6) is connected with a second hydraulic telescopic rod (11), balls (12) are arranged at the bottom of the second hydraulic telescopic rod (11), and an annular sliding chute (13) is arranged at the outer side of the balls (12), the lateral wall of base (1) is installed balancing weight (14), and one side of balancing weight (14) is equipped with baffle (15), the surface welded connection of first hydraulic telescoping rod (2) has bracing piece (16).

2. The lifting device with the anti-drop structure for the civil engineering according to claim 1, characterized in that the size of the inside diameter of the rotating sleeve (3) is matched with the size of the outside diameter of the top of the first hydraulic telescopic rod (2), and the rotating sleeve (3) and the connecting plate (6) are vertically distributed.

3. The lifting device with the anti-drop structure for the civil engineering according to claim 1, wherein the connecting plate (6) and the second hydraulic telescopic rod (11) are vertically distributed, and the connecting plate (6) and the second hydraulic telescopic rod (11) are welded.

4. The hoist with drop-off prevention structure for civil engineering according to claim 1, characterized in that the driving rod (1002) passes through the connecting rod (1006).

5. The lifting device with the anti-drop structure for the civil engineering as claimed in claim 1, wherein the lifting hook (1007) is symmetrically distributed along the vertical central line of the connecting rod (1006), and the connecting rod assembly (1004) comprises an upper connecting rod and a lower connecting rod which are rotatably connected with each other.

6. The lifting device with the drop-preventing structure for the civil engineering as claimed in claim 1, wherein the outer surface of the ball (12) is fitted to the bottom of the second hydraulic telescopic rod (11), and there are three balls (12).

7. The lifting device with the anti-drop structure for the civil engineering according to claim 1, wherein the counterweight (14) is connected with the base (1) in a clamping manner, and the outer side wall of the counterweight (14) is attached to the inner side wall of the baffle (15).