阅读说明：本技术 一种液压打桩机桩架的倾角调整装置 (Inclination angle adjusting device of pile frame of hydraulic pile driver ) 是由 高大伟 姚为之 李银阳 于 2020-12-11 设计创作，主要内容包括：一种液压打桩机桩架的倾角调整装置,包括外滑道、升降导轨支撑架、内滑道、折叠油缸及左右调节油缸；所述外滑道固定连接在打桩机的底盘上；内滑道与外滑道分别与左右调节油缸铰接实现相对滑动；升降导轨支撑架固定连接在外滑道的上部,其上端部供折叠后的桩架抵靠；折叠油缸铰接在内滑道与桩架之间,桩架还铰接在内滑道的端部。本发明结构简单,能够满足施工高度和运输尺寸要求,使用安全可靠,操控灵敏度高,油缸经久耐用。(An inclination angle adjusting device of a pile frame of a hydraulic pile driver comprises an outer slideway, a lifting guide rail support frame, an inner slideway, a folding oil cylinder and a left-right adjusting oil cylinder; the outer slideway is fixedly connected to a chassis of the pile driver; the inner slideway and the outer slideway are respectively hinged with the left and right adjusting oil cylinders to realize relative sliding; the lifting guide rail support frame is fixedly connected to the upper part of the outer slide way, and the upper end part of the lifting guide rail support frame is abutted by the folded pile frame; the folding oil cylinder is hinged between the inner slideway and the pile frame, and the pile frame is also hinged at the end part of the inner slideway. The invention has simple structure, can meet the requirements of construction height and transportation size, is safe and reliable to use, has high control sensitivity and is durable in use.)

1. The utility model provides an inclination adjusting device of hydraulic pile driver pile frame which characterized by: comprises an outer slideway (1), a lifting guide rail support frame (2), an inner slideway (3), a folding oil cylinder (4) and a left-right adjusting oil cylinder (5); the outer slideway (1) is fixedly connected to a chassis of the pile driver; the inner slideway (3) and the outer slideway (1) are respectively hinged with the left and right adjusting oil cylinders (5) to realize relative sliding; the lifting guide rail support frame (2) is fixedly connected to the upper part of the outer slide way (1), and the upper end part of the lifting guide rail support frame is abutted by the folded pile frame (6); the folding oil cylinder (4) is hinged between the inner slideway (3) and the pile frame (6), and the pile frame (6) is also hinged at the end part of the inner slideway (3).

2. The inclination adjusting apparatus of a pile frame of a hydraulic pile driver as claimed in claim 1, wherein: the outer slideway (1) comprises a pair of left and right guide rail sliding frames (11) which are arranged in parallel, and one opposite sides of the two left and right guide rail sliding frames (11) are connected with the inner slideway (3) through rail grooves; the left and right guide rail sliding frames (11) are provided with a front and rear oil cylinder mounting plate (13) and a front and rear adjusting beam (12) which are used for connecting the chassis.

3. The inclination adjusting apparatus of a pile frame of a hydraulic pile driver as claimed in claim 2, wherein: the left and right guide rail sliding frames (11) are made of U-shaped steel, openings of the two pieces of U-shaped steel are arranged oppositely, and the opening space of the U-shaped steel forms a rail groove.

4. The inclination adjusting apparatus of a pile frame of a hydraulic pile driver as claimed in claim 3, wherein: a carriage main beam wear-resistant plate (14) is arranged between the left and right guide rail carriages (11) and the inner slide (3).

5. An inclination adjusting device for a pile driver pile frame according to any one of claims 1 to 4, wherein: lifting guide support frame (2) contain that the support frame erects roof beam (21), support frame crossbeam (22) and support frame longeron (23), and guide rail balladeur train (11) are controlled in outer slide (1) two to the lower extreme that two support frames erected roof beam (21) fixed connection respectively, and support frame crossbeam (22) is connected and is erected between roof beam (21) at two support frames, and the support frame erects roof beam (21) and is connected with front and back hydro-cylinder mounting panel (13).

6. The apparatus of claim 5, wherein: the top end of the support frame vertical beam (21) is also fixedly connected with a lifting guide rail supporting block (24) which is obliquely arranged, and the supporting surface of the lifting guide rail supporting block faces to one side where the pile frame (6) is located.

7. The inclination adjusting apparatus of a pile frame of a hydraulic pile driver as claimed in claim 1, wherein: interior slide (3) include rectangular frame, guide rail longeron (32) upper portion about being close to the rectangular frame of pile frame one end is equipped with a pair of guide rail hinge lug (33), locate with pile frame (6) articulated at guide rail hinge lug (33) through the round pin axle, guide rail longeron (32) about two near the other end between guide rail crossbeam (31) upper portion is equipped with folding hydro-cylinder bottom plate (35), be equipped with two pairs of folding hydro-cylinder bottom plate (36) on folding hydro-cylinder bottom plate (35), it locates to articulate with folding hydro-cylinder (4) to fix ear (36) under folding hydro-cylinder through the round pin axle.

8. The apparatus of claim 7, wherein: and an oil cylinder lug (34) hinged with the left and right adjusting oil cylinders (5) is further arranged on the inner side between the left and right guide rail cross beams (31).

9. The apparatus of claim 8, wherein: and the hinged joint of the folding oil cylinder (4) and the pile frame (6) is positioned between the supporting point of the lifting guide rail supporting block (24) and the pile frame (6) and the hinged joint of the inner slide (3) and the pile frame (6).

Technical Field

The invention relates to a hydraulic pile driver, in particular to an inclination angle adjusting device of a pile frame of the hydraulic pile driver.

Background

At present, pile drivers are widely used for driving a road guardrail and constructing a highway guardrail, and among the known pile drivers, hydraulic pile drivers using hydraulic pressure as a power source drive piles into a ground layer by using impact force. The left-right moving mechanism and the folding mechanism are used as important components of the hydraulic pile driver, and are generally connected between the pile frame and the base plate respectively, on one hand, the left-right moving mechanism is used for adjusting the transverse relative position of the pile frame and the base plate and aligning with the pile position, on the other hand, when the equipment is transported, the folding mechanism is required to be used for controlling the pile driving direction and angle, so that the pile frame, which is used for accurately driving the pile into the stratum according to the designed position, is adjusted in angle to be in a folding posture, and the requirement for ensuring the transport size of the equipment is met.

The existing hydraulic pile driver product directly depends on oil cylinders arranged at different angles to respectively realize the functions of left and right movement and folding, and the oil cylinders stretch, fold and support the guide pile frame. The left-right moving mechanism and the folding mechanism with the structure have the advantages that the stress working condition of the oil cylinder is severe, and the service life of the oil cylinder is influenced. Therefore, the scheme of researching and developing the safe, reliable and simple composite pile frame inclination angle adjusting device has a positive promoting effect on the progress of the hydraulic pile driver industry in China.

Disclosure of Invention

In order to overcome the defects in the prior art, the invention provides the inclination angle adjusting device of the pile frame of the hydraulic pile driver, which has the advantages of simple structure, capability of meeting the requirements of construction height and transportation size, safe and reliable use, high control sensitivity and durability of an oil cylinder.

The technical scheme adopted by the invention for solving the technical problems is as follows: comprises an outer slideway, a lifting guide rail support frame, an inner slideway, a folding oil cylinder and a left and right adjusting oil cylinder; the outer slideway is fixedly connected to a chassis of the pile driver; the inner slideway is arranged in the outer slideway and is respectively hinged with the outer slideway by a left adjusting oil cylinder and a right adjusting oil cylinder; the lifting guide rail support frame is fixedly connected to the upper part of the outer slide way, and the upper end part of the lifting guide rail support frame is abutted by the folded pile frame; the folding oil cylinder is hinged between the inner slideway and the pile frame.

Compared with the prior art, the inclination angle adjusting device for the pile frame of the hydraulic pile driver directly bears the weight of the pile frame and comprises the inner slide way and the outer slide way, the lifting guide rail support frame on the outer slide way is used as a direct abutting part after the pile frame is folded, the telescopic length of the inner slide way is changed by adjusting the length of the left and right adjusting oil cylinders, and the pile frame is folded to the position of the lifting guide rail support frame by retracting the folding oil cylinders. When the pile driver works, the inclination angle adjusting device is used for adjusting the position and the angle of the pile frame so as to adjust the verticality of the pile and meet the requirement of construction height. When the equipment is transported, the inclination angle adjusting device is used for adjusting the position of the pile frame, so that the transportation size of the equipment is ensured; meanwhile, the lifting guide rail support frame plays a role in supporting the pile frame of the pile driver, and the transportation safety is ensured; the folding oil cylinder is no longer a direct stress point, the stress working condition is improved, and the service life is prolonged. Similarly, the inner slide way is connected between the pile frame and the outer slide way, and then the outer slide way is connected with the chassis, the outer slide way and the inner slide way not only bear the weight of the pile frame together, but also transition the stress surface, so that the left and right adjusting oil cylinders are more durable. Therefore, the invention has the advantages of simple structure, safe and reliable use, high control sensitivity and durability of the oil cylinder.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic diagram of the application structure of one embodiment of the present invention.

Fig. 2 is a perspective view of one embodiment of the present invention.

Figure 3 is a perspective view of an outer slide and lift rail support bracket assembly in accordance with one embodiment of the present invention.

In the figure, 1, an outer slideway, 11, a left guide rail carriage, a right guide rail carriage, 12, a front adjusting beam, a rear adjusting beam, 13, a front cylinder mounting plate, a rear cylinder mounting plate, 14, a carriage main beam wear-resisting plate, 2, a lifting guide rail supporting frame, 21, a supporting frame vertical beam, 22, a supporting frame cross beam, 23, a supporting frame longitudinal beam, 24, a lifting guide rail supporting block, 3, an inner slideway, 31, a left guide rail cross beam, a right guide rail cross beam, 32, a left guide rail longitudinal beam, a right guide rail longitudinal beam, 33, a guide rail hinge lug, 34, a cylinder lug, 35, a folding cylinder lower fixing plate, 36, a folding cylinder lower fixing.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, belong to the scope of the present invention.

Fig. 1 to 3 are schematic structural views illustrating a preferred embodiment of the invention, and the inclination angle adjusting device of a pile frame of a hydraulic pile driver in fig. 1 comprises an outer slide way 1, a lifting guide rail support frame 2, an inner slide way 3, a folding cylinder 4 and a left-right adjusting cylinder 5; the outer slideway 1 is fixedly connected to a chassis of the pile driver; the inner slideway 3 and the outer slideway 1 are respectively hinged with the left and right adjusting oil cylinders 5 to realize relative sliding; the lifting guide rail support frame 2 is fixedly connected with the upper part of the outer slideway 1, and the upper end part of the lifting guide rail support frame is abutted by the folded pile frame 6; the folding oil cylinder 4 is hinged between the inner slideway 3 and the pile frame 6, and the pile frame 6 is also hinged at the end part of the inner slideway 3. When pile driver pile frame 6 is folded and transported, lifting guide rail support frame 2 plays a supporting role for pile driver pile frame 6, transportation safety is guaranteed, folding cylinder 4 at the moment is no longer a direct stress point, stress working conditions are improved, and service life is prolonged. In a similar way, the inner slide way 3 is connected between the pile frame 6 and the outer slide way 1, the outer slide way 1 is connected with the inner slide way 3 and the chassis, the outer slide way 1 and the inner slide way 3 not only bear the weight of the pile frame 6 together, but also transition the stress surface, so that the left and right adjusting oil cylinders 5 are more durable.

Referring to fig. 2, the outer slide 1 in this embodiment includes a pair of left and right guide rail carriages 11 arranged in parallel, and one opposite sides of the two left and right guide rail carriages 11 are connected to the inner slide 3 through rail grooves, so that the inner slide 3 can slide along the rail grooves in a directional manner to match the movement of the left and right adjusting cylinders 5, and finally the distance between the pile frame 6 and the pile position is adjusted. The left and right rail carriages 11 are provided with front and rear cylinder mounting plates 13 for connecting the chassis and front and rear adjusting beams 12.

Referring also to fig. 2, in a preferred embodiment of the present invention, the left and right rail carriages 11 are formed of U-shaped steel, openings of the two U-shaped steel are oppositely disposed, and an opening space of the U-shaped steel forms a rail groove. The bottom plate forming the U-shaped steel is used as a boundary for limiting the width of the inner slideway 3 and is used for guiding relative movement, two side plates forming the U-shaped steel respectively form a direct contact surface of a movement track of the inner slideway 3, a size in the height direction and a movable limit, and the side plate positioned above is also used as a mounting surface of the lifting guide rail support frame 2.

Referring also to fig. 3, in order to further improve the relative movement effect between the inner slide 3 and the outer slide 1, preferably, a carriage main beam wear-resistant plate 14 is further disposed between the left and right guide rail carriages 11 and the inner slide 3, specifically, the carriage main beam wear-resistant plate 14 is mounted on the surface of the track groove in direct contact with the bottom surface of the inner slide 3, and the inner slide 3 is mounted in a shape of being supported in the left and right guide rail carriages 11 by using the carriage main beam wear-resistant plate 14, so that the wear is reduced, and the continuity is improved.

Referring to fig. 2, the lifting guide rail support frame 2 includes support frame vertical beams 21, support frame cross beams 22, inclined support portions 21 and support frame longitudinal beams 23, the lower ends of the two support frame vertical beams 21 are respectively and fixedly connected to the two left and right guide rail sliding carriages 11 of the outer slide way 1, the support frame cross beams 22 are connected between the two support frame vertical beams 21, and the support frame vertical beams 21 are connected to the front and rear oil cylinder mounting plates 13.

Referring to fig. 2, as a further improved technical solution, the top end of the vertical beam 21 of the support frame is further fixedly connected with an obliquely arranged lifting guide rail support block 24, and the support face of the lifting guide rail support block faces to the side of the pile frame 6. Thereby satisfying the need of firm bearing when pile frame 6 leans on for reach better steadiness and protectiveness.

In the embodiment, referring to fig. 2, the inner chute 3 includes a rectangular frame, a pair of rail hinge lugs 33 are provided at the upper portions of left and right rail stringers 32 of the rectangular frame near one end of the pile frame 6, and are hinged to the pile frame 6 at the rail hinge lugs 33 by a pin, the specific structure of the rail hinge lugs 33 may be a pair of connecting lugs arranged in parallel at intervals and two parallel slats connected to the side between the two connecting lugs, a box body in the shape of an opening at the upper end is enclosed by the connecting lugs, the slats and the left and right rail stringers 32, and the pin can penetrate through the box body, especially, the function of reinforcing the overall structural strength is achieved; a lower fixing plate 35 of the folding oil cylinder is arranged at the upper part between the two left and right guide rail cross beams 31 close to the left and right guide rail longitudinal beams 32 at the other end, two pairs of lower fixing lugs 36 of the folding oil cylinder are arranged on the lower fixing plate 35 of the folding oil cylinder, and are hinged with the folding oil cylinder 4 at the lower fixing lugs 36 of the folding oil cylinder through pin shafts, wherein the lower fixing lugs 36 of the folding oil cylinder are generally connected with the fixed end of the folding oil cylinder 4.

Referring to fig. 2, in a preferred embodiment of the present invention, a cylinder ear 34 hinged to the left and right adjusting cylinders 5 is further disposed on the inner side between the left and right rail beams 31, and may be specifically fixed to the left and right rail carriages 11 through a transverse connecting column, and the cylinder ear 34 is usually connected to the movable end of the left and right adjusting cylinders 5.

Referring to fig. 2, in another preferred embodiment of the present invention, the hinge point of the folding cylinder 4 and the pile frame 6 is located between the supporting point of the lifting guide support block 24 and the pile frame 6 and the hinge point of the inner slide 3 and the pile frame 6, so as to optimize the space layout and stress and protect the folding cylinder 4 during transportation.

Referring to fig. 1, the process of use of the present invention: when the hydraulic pile driver works, the distance between the pile frame 6 and the pile position is adjusted by adjusting the length of the left and right adjusting oil cylinders 5 and changing the telescopic length of the inner slide 3. When the hydraulic pile driver is transported, the folding oil cylinder 4 retracts, the pile frame 6 is folded to the position of the lifting guide rail support frame 2, and the transportation size and the transportation safety of the structure are guaranteed.

The inclination angle adjusting device of the pile frame 6 of the hydraulic pile driver is simple in structure, capable of meeting the requirements of construction height and transportation size, safe and reliable to use and high in operation sensitivity.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiment according to the technical spirit of the present invention are included in the protection scope of the present invention.