CN212248240U - Lifting frame device of pile gripper - Google Patents

Abstract

The utility model provides a crane device of pile gripper, include: the lifting rack is fixed on the surface of the same side of the two upright columns; the guide sleeve assembly comprises guide sleeves, lifting lug bases and lifting lugs, the guide sleeves are sleeved on the two upright posts and used for guiding the upright posts to lift, the lifting lug bases are installed on the guide sleeves, the lifting lugs are installed on the lifting lugs and comprise synchronous motors, speed reducers and output box body machine gears, output shafts of the synchronous motors are connected with the speed reducers, and the output box body machine gears of the speed reducers are meshed with the lifting racks and drive the upright posts to lift; and the reinforcing beam consists of connecting rods connected between the two stand columns and between the two guide sleeves. The utility model discloses utilize the crane device to realize reciprocating of arm claw in order to satisfy the pile of embracing to different length stake, and the crane plays different effects under different work condition, the design is nimble.

Description

Lifting frame device of pile gripper

Technical Field

The utility model belongs to pile gripper relates to a crane device of pile gripper.

Background

At present, wind power is the key point of new energy development in China, and offshore wind power is a new trend of wind power industry development. Offshore wind power is continuously becoming a new strategic industry of each country, and offshore wind energy resources of China are abundant and have resource conditions for large-scale development of offshore wind power. The utilization of offshore wind power resources mainly utilizes an offshore wind turbine, the offshore wind turbine is generally installed in shallow sea areas with the water depth of about 20m and intertidal zones, and the wind turbine with a single-pile foundation is generally divided into three parts: the lowest section is called as a foundation pile, the length of the pile is about 30m to 70m, and the pile needs to be inserted into the seabed by 30m to 40 m. When the pile holding length of the pile driver is not enough, the pile column extends too long, so that unstable factors such as frequent deflection of the pile column, instability of the pile column and the like can be caused in the pile driving process.

Therefore, in the design process of the pile driver, factors such as hoisting weight, pile diameter, pile perpendicularity and the like are considered, and the pile holding length of the pile gripper is also considered during design, so that the pile gripper can meet pile holding requirements of piles with different lengths of 30-70 m.

SUMMERY OF THE UTILITY MODEL

For solving the problem that exists among the background art, the utility model provides a crane device of pile gripper to realize the pile gripper to the pile of the stake of different length. To achieve the above object, the solution of the present invention is:

a crane assembly for a pile gripper comprising:

the lifting rack is fixed on the same side surface of the two upright columns and is used for driving the upright columns to ascend and descend;

the guide sleeve assembly comprises guide sleeves, lifting lug bases and lifting lugs, the guide sleeves are sleeved on the two upright posts and used for guiding the upright posts to lift, the lifting lug bases are installed on the guide sleeves, and the lifting lugs are installed on the lifting lug bases and hinged with a chassis on a ship deck;

the lifting reducer assembly is arranged on the guide sleeve and comprises a synchronous motor, a reducer and an output box body machine gear, the output shaft of the synchronous motor is connected with the reducer, and the output box body machine gear of the reducer is meshed with the lifting rack and drives the upright post to lift;

the reinforcing beam is composed of connecting rods connected between the two stand columns and between the two guide sleeves, and the connecting rods comprise a plurality of cross rods connected between the two stand columns and between the two guide sleeves and a plurality of inclined rods connected between the two stand columns or between the two guide sleeves.

Furthermore, the lifting reducer assembly also comprises an electric hydraulic disc brake arranged between the upright post and the reducer box body.

And the pile gripper connecting beam is fixedly arranged between the bottoms of the two upright posts and is connected with the arm gripper of the pile gripper, and one side of the arm gripper connecting beam connected with the arm gripper is provided with a groove for fixing and positioning the contact oil cylinder.

Furthermore, a plurality of node plate assemblies are fixed on the opposite sides of the two vertical columns or the two guide sleeves, and one end of the cross rod and/or the inclined rod is fixedly connected to the node plate assemblies.

Furthermore, two diagonal rods connected between the two upright columns or the two guide sleeves are crossed in an X shape, a double-insertion node plate is arranged at the crossed point, and the two diagonal rods respectively penetrate through the double-insertion node plate and are connected together.

Further, be provided with 3 lugs by supreme distribution in proper order down on every guide pin bushing, lower lug is articulated with the foraminiferous connecting block of fixing on the chassis, and between all the other two lugs and the chassis through being connected with telescopic link and slide bar, the telescopic link both ends are rotated and are connected on chassis and well lug, and slide bar one end is rotated and is connected on last lug, and other end slidable mounting is on the slide rail that the chassis set up.

The utility model discloses utilize the crane device to realize reciprocating of arm claw in order to satisfy the pile of embracing to different length stake, and under different work condition, the crane plays different effects, the design is nimble.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a perspective view of a pile gripper carrying the lifting frame device of the utility model;

fig. 2a and 2b are a front view and a side view of the lifting frame of the utility model;

fig. 3a and 3b are schematic diagrams of a rack and pinion mechanism and a disc brake mechanism according to an embodiment of the present invention;

fig. 4a is a schematic view illustrating the lifting frame of the embodiment of the present invention being lifted to the highest position;

fig. 4b is a schematic view of the crane according to the embodiment of the present invention;

fig. 5 is a schematic diagram of the lifting frame device according to the embodiment of the present invention.

Description of reference numerals:

1. a column; 2. a gusset plate assembly; 3. reinforcing the beam; 4. a speed reducer; 5. a lifting lug base; 6. a guide sleeve; 7. the arm claw is connected with the beam; 8. lifting lugs; 9. a synchronous motor; 10. the output box body of the speed reducer; 11. an electro-hydraulic disc brake; 12. a rack; 13. a gear; 14. a diagonal bar; 15. a double-insertion node plate; 16. an arm claw of the pile gripper; 17. positioning a contact oil cylinder; 18. a chassis; 19. a telescopic rod; 20. a slide bar; 21. a slide rail.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.

In order to thoroughly understand the present invention, detailed steps and detailed structures will be provided in the following description so as to explain the technical solution of the present invention. The preferred embodiments of the present invention are described in detail below, however, other embodiments of the present invention are possible in addition to these detailed descriptions.

The utility model provides a crane device of pile gripper, include:

the vertical column assembly comprises two parallel vertical columns 1 and lifting racks 12, and the lifting racks 12 are fixed on the same side surfaces of the two vertical columns 1 and used for driving the vertical columns to ascend and descend;

the guide sleeve assembly comprises guide sleeves 6, lifting lug bases 5 and lifting lugs 8, the guide sleeves 6 are sleeved on the two upright posts 1 and used for guiding the upright posts 1 to lift, the lifting lug bases 5 are installed on the guide sleeves 6, the lifting lugs 8 are installed on the lifting lug bases 5 and hinged with a base plate of a ship, and the lifting frame device can be turned over to a ship deck in a non-working state;

the lifting reducer assembly is arranged on the guide sleeve 6 and comprises a synchronous motor 9, a reducer 4 and an output box machine gear 13, the output shaft of the synchronous motor 9 is connected with the reducer 4, and the output box machine gear 13 of the reducer 4 is meshed with the lifting rack 12 and drives the upright post 1 to lift;

the reinforcing beam 3 is composed of connecting rods connected between the two upright posts 1 and between the two guide sleeves 6, and the connecting rods comprise a plurality of cross rods connected between the two upright posts 1 and between the two guide sleeves 6 and a plurality of inclined rods 14 connected between the two upright posts 1 or between the two guide sleeves 6.

In an alternative embodiment, the lift reducer assembly also comprises an electro-hydraulic disc brake 11 mounted between the mast 1 and the casing of the reducer 4.

In an optional embodiment, the pile gripper connecting device further comprises an arm gripper connecting cross beam 7 which is fixedly arranged between the bottoms of the two upright posts 1 and is connected with an arm gripper 16 of the pile gripper, and a groove is formed in one side of the arm gripper connecting cross beam, which is connected with the arm gripper 16, and is used for fixedly positioning a contact cylinder 17.

In an alternative embodiment, several gusset plate assemblies 2 are fixed on opposite sides of two columns 1 or two guide sleeves 6, and one end of the cross bar and/or the diagonal bar is fixedly connected to the gusset plate assemblies 2. Furthermore, two diagonal rods 14 connected between the two upright posts 1 or the two guide sleeves 6 are crossed in an X shape, a double-insertion node plate 14 is arranged at the crossed point, and the two diagonal rods 14 respectively penetrate through a double-insertion node plate 15 and are connected together.

As can be seen from fig. 1 and fig. 2b, be provided with 3 lugs 8 that distribute gradually by supreme down on every guide pin bushing 6, lower lug is articulated with the foraminiferous connecting block 22 of fixing on chassis 18, and through being connected with telescopic link 19 and slide bar 20 between all the other two lugs and the chassis 18, the telescopic link 19 both ends are rotated and are connected on chassis 18 and well lug, slide bar 20 one end is rotated and is connected on last lug, other end slidable mounting is on the slide rail 21 that chassis 18 set up, drive through telescopic link 19's flexible the utility model discloses a crane upset, as fig. 5.

The operating condition to crane under the different operating modes is different, now explains the crane of different operating modes as follows:

lifting working conditions are as follows: when the lifting working condition is met, the synchronous motor 9 outputs torque, the required rotating speed and torque are obtained through the lifting speed reducer 4, the lifting frame is lifted and lowered by utilizing the transmission of a gear and a rack, the electric hydraulic disc brake 11 is matched for braking, and the purpose of adjusting the lifting height of the arm claw is achieved, wherein a schematic diagram of the position where the upright column is lifted to the highest position is shown in fig. 4a, and a schematic diagram of the position where the upright column is lowered to the lowest position is shown in fig. 4 b.

And (3) turning over: when the pile gripper is in a non-working state, if the lifting frame and the arm claw are still in a working station, the hinged part of the lifting lug always bears a transverse shearing force, and the mechanical property of the pile gripper is reduced after a long time. In view of this, the roll-over function of the crane is designed: when the lifting device is in a non-working state, the lifting lugs 8 rotate at the hinged positions with the base plate, the lifting frame and the arm claws are turned for 90 degrees and placed on a ship deck, and fig. 5 is a schematic turning diagram of the lifting frame.

The above description is directed to the preferred embodiment of the present invention. It is to be understood that the invention is not limited to the particular embodiments described above, and that devices and structures not described in detail are understood to be implemented in a manner common in the art; without departing from the scope of the invention, it is intended that the present invention shall not be limited to the above-described embodiments, but that the present invention shall include all the modifications and variations of the embodiments. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention all still fall within the protection scope of the technical solution of the present invention, where the technical entity does not depart from the content of the technical solution of the present invention.

Claims (6)

1. The utility model provides a crane device of pile gripper which characterized in that includes:

the lifting rack (12) is fixed on the surface of the same side of the two upright columns (1) and is used for driving the upright columns (1) to ascend and descend;

the guide sleeve assembly comprises guide sleeves (6), a lifting lug base (5) and lifting lugs (8), the guide sleeves (6) are sleeved on the two upright posts (1) and used for guiding the upright posts (1) to lift, the lifting lug base (5) is installed on the guide sleeves (6), and the lifting lugs (8) are installed on the lifting lug base (5) and hinged with a chassis (18) on a ship deck;

the lifting speed reducer assembly is arranged on the guide sleeve (6) and comprises a synchronous motor (9), a speed reducer (4) and an output box machine gear (13), an output shaft of the synchronous motor (9) is connected with the speed reducer (4), and the output box machine gear (13) of the speed reducer (4) is meshed with the lifting rack (12) and drives the upright post (1) to lift;

the reinforcing beam is composed of connecting rods connected between the two upright columns (1) and between the two guide sleeves (6), and the connecting rods comprise a plurality of cross rods connected between the two upright columns (1) and between the two guide sleeves (6) and a plurality of inclined rods connected between the two upright columns (1) or between the two guide sleeves (6).

2. A pile gripper crane assembly according to claim 1, characterised in that the lifting retarder unit further comprises an electro-hydraulic disc brake (11) mounted between the mast (1) and the body of the retarder (4).

3. A pile gripper lifting frame device according to claim 1, characterised by further comprising a claw connection beam (7) fixedly mounted between the bottoms of the two uprights (1) and connected to the claws of the pile gripper (16), the claw connection beam (7) being slotted on the side connected to the claws for fixedly positioning the contact cylinder (17).

4. A pile gripper crane arrangement according to claim 1, characterised in that several gusset plate assemblies (2) are fixed to opposite sides of two uprights (1) or two guide sleeves (6), one end of a cross bar and/or diagonal bar being fixedly connected to a gusset plate assembly (2).

5. A pile gripper crane arrangement as claimed in claim 4, wherein the two diagonal members connected between the two uprights (1) or guide sleeves (6) cross in an X-shape, and wherein a double pin gusset (15) is provided at the crossing point, the two diagonal members passing through the double pin gusset (15) and being connected together.

6. A lifting frame device of a pile-embracing machine according to claim 1, wherein each guide sleeve (6) is provided with 3 lifting lugs (8) which are distributed from bottom to top in sequence,

the lower lifting lug is hinged with a connecting block (22) which is fixed on the chassis (18) and provided with holes, the other two lifting lugs are connected with the chassis (18) through a telescopic rod (19) and a sliding rod (20), the two ends of the telescopic rod (19) are rotatably connected to the chassis (18) and the middle lifting lug, one end of the sliding rod (20) is rotatably connected to the upper lifting lug, and the other end of the sliding rod is slidably mounted on a sliding rail (21) arranged on the chassis (18).

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