CN213508425U

CN213508425U - Filling frame for constructing inclined filling pile

Info

Publication number: CN213508425U
Application number: CN202021817579.8U
Authority: CN
Inventors: 张亚军; 刘鼎明
Original assignee: Zhejiang Yitong Special Foundation Engineering Co ltd
Current assignee: Zhejiang Yitong Special Foundation Engineering Co ltd
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-06-22
Anticipated expiration: 2030-08-26

Abstract

The utility model discloses a filling frame for constructing an inclined filling pile, which comprises a chassis and two stand columns, wherein a winch is arranged on the chassis, two bases are also fixed on the chassis, the bottom ends of the two stand columns are respectively hinged with the two bases, the tops of the two stand columns are jointly connected with a top beam, and the top beam is provided with a fixed pulley for the winch to draw a rope to pass around; the middle parts of the two upright posts are connected with a bracket together, and the inner side of the bracket is provided with an arc-shaped supporting plate for supporting one side of the funnel at the top end of the guide pipe; the chassis is provided with a through hole for the guide pipe to pass through, the chassis is also hinged with two hydraulic cylinders, and a piston rod of each hydraulic cylinder is hinged with one upright post. The pouring frame can be used for arranging the guide pipes with different inclination angles and has the lifting function.

Description

Filling frame for constructing inclined filling pile

Technical Field

The utility model relates to a pile foundation construction equipment technical field specifically says a filling frame that oblique bored concrete pile of construction was used.

Background

The cast-in-place bored pile is a common pile foundation form, most cast-in-place piles are vertical, but in some special occasions, such as a pile foundation of offshore wind power generation equipment, not only vertical tensile and uplift load needs to be borne, but also horizontal wind load needs to be borne, and an inclined cast-in-place pile with vertical and horizontal bearing capacity is suitable to be adopted.

The construction of the inclined cast-in-place pile is basically similar to that of a common cast-in-place pile, the hole is formed by inclined drilling, then the reinforcement cage is obliquely placed, and then the guide pipe is obliquely placed and grouted.

The present application relates to the problem of hanging a pipe in an inclined position at the borehole opening after lengthening for subsequent grouting. The pipe of the prior art is placed on the perfusion rack, and specifically, the perfusion rack of the prior art comprises a stand column and an annular hoop fixed on the stand column, wherein the stand column is placed on the offshore construction platform, and a slurry funnel at the top end of the pipe is placed in the annular hoop.

The pouring frame in the prior art is simple in structure and single in function, can only place the funnel without having a lifting function, needs to be matched with a crane for use, but is small in construction site such as an offshore construction platform, and is difficult to vacate a space for placing the crane; and, the pipe need keep the slope during oblique bored concrete pile construction, and the common thinking utilizes two lifting hooks of main hanging and vice hanging to hook jointly to realize funnel and pipe slope, but equally because offshore construction platform area is little, is difficult to the holding loop wheel machine, so can only use the floating crane ship of lifting by crane function certainly, berth the ship near construction platform, nevertheless because the sea wind and wave is big, receives weather effect also big, unstable, so floating crane ship can't satisfy the construction quality requirement.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a can settle the pipe at different inclination and have the filling frame that the oblique bored concrete pile of construction of function used of lifting by crane concurrently.

The technical solution of the utility model is that, a perfusion rack for constructing an inclined perfusion pile is provided, which comprises a chassis and two upright posts, wherein the chassis is provided with a winch, the chassis is also fixed with two bases, the bottom ends of the two upright posts are respectively hinged with the two bases, the tops of the two upright posts are jointly connected with a top beam, and the top beam is provided with a fixed pulley for the winch to draw a rope to walk around; the middle parts of the two upright posts are connected with a bracket together, and the inner side of the bracket is provided with an arc-shaped supporting plate for supporting one side of the funnel at the top end of the guide pipe; the chassis is provided with a through hole for the guide pipe to pass through, the chassis is also hinged with two hydraulic cylinders, and a piston rod of each hydraulic cylinder is hinged with one upright post.

Compared with the prior art, the filling frame for constructing the inclined filling pile with the structure has the following advantages.

The process of arranging the grouting guide pipe and the hopper by utilizing the perfusion rack is as follows: the grouting guide pipe is lifted and lengthened section by section, specifically, a first section of guide pipe is temporarily clamped at a through hole of a chassis, a second section of guide pipe is lifted and lifted to the upper part of the first section of guide pipe by a traction rope of a winch, the two sections of guide pipe are fixed, a clamping structure of the through hole of the chassis is loosened to enable the two sections of guide pipe to sink, then the second section of guide pipe is clamped at the through hole of the chassis, and a third section of guide pipe is lifted and lifted to the upper part … … of the second section of guide pipe to reciprocate until the total length of the guide pipe meets the grouting requirement; and temporarily clamping the uppermost section of the guide pipe, then hoisting the funnel in place by using a winch, connecting the funnel with the uppermost section of the guide pipe, and leaning one side of the funnel on the arc-shaped supporting plate of the bracket. It should be emphasized that the two hydraulic cylinders are driven to pull the upright post and the bracket to swing, so as to ensure that the funnel and the guide pipe pulled by the winch are suspended at any vertical or inclined angle, and further meet the pouring requirement of a straight pouring pile or an inclined pouring pile at any angle.

According to the analysis, the perfusion rack has the function of lifting the guide pipe and the funnel, the traction rope of the winch is matched with the bracket, the guide pipe and the funnel can be suspended at any vertical or inclined angle, the suspension effect is stable and reliable, and the perfusion rack is particularly suitable for small-space operation occasions such as offshore operation platforms and the like which cannot contain cranes.

The bracket preferably comprises an n-shaped frame, two ends of the arc supporting plate are welded with the inner ends of two short beams of the n-shaped frame, and the middle part of the arc supporting plate is welded with the middle part of a long beam of the n-shaped frame; two oblique beams are additionally welded between the two right angles of the n-shaped frame and the arc-shaped supporting plate; therefore, the bracket is simple in structure, convenient to prepare, stable and reliable in strength and bearing capacity, and good in funnel supporting effect.

The connection structure of the hydraulic cylinder and the upright post is preferably that a hinged support is welded between the inner end of each short beam of the n-shaped frame and the upright post at the same side, and the hinged support is hinged with a piston rod of the hydraulic cylinder at the same side; therefore, the upper hinged support reinforces the connection between the upright post and the bracket, further ensures that the power of the hydraulic cylinder can be transmitted to the upright post and the bracket more stably and reliably, and ensures the smooth and stable process of adjusting the angle of the upright post.

As gain, the lower sections of the two upright posts are welded with an arc-shaped baffle together; the motive power of setting up this baffle comes from, and the in-process of every section pipe of hoist engine haulage rope hook handling, pipe upper end is fixed, but the lower extreme is difficult to avoid the swing, so less stable pounces hoist engine and constructor behind the stand easily, so set up cowl in order to inject the swing range of pipe handling, provide effective protection to hoist engine and constructor.

The structure of the through hole of the base is preferably that two turning plates for covering the through hole are hinged on the base plate, a semicircular hole is arranged at the joint side of each turning plate, the two semicircular holes are closed to form a circular hole, and the aperture of the circular hole is equal to the outer diameter of the normal section of the conduit; the design idea of the structure is that in order to avoid hooking the inclined sunken guide pipe on the reinforcement cage in the drill hole, the guide pipe of certain sections protrudes outwards like the side wall of the lowest guide pipe, so that the diameter of the outer convex part of the guide pipe is overlarge, and the turning plate is arranged at the hole opening of the through hole of the base, so that the outer convex part of the guide pipe can conveniently pass through.

The structure of the base through hole is further preferably as follows: the chassis is provided with a front hinged support and a rear hinged support, the rear turning plate is matched in a circular shaft hole of the rear hinged support through a rear shaft, the front hinged support is provided with an arc hole which is concentric with the circular shaft hole, a front shaft of the front turning plate is matched in the arc hole, and the front shaft is provided with a limit nut which axially limits the front shaft; a wedge-shaped cushion block is arranged between the chassis and the front turning plate; like this, can make two closed each other turn over the swing of the round shaft hole of seat around the back hinge, thereby it is perpendicular with the pipe to ensure two when turning over the board closure, like this, only need to turn over two semicircle orifice diameter control of board two and be equal to or slightly greater than the normal section external diameter of every section pipe but be less than the end plate external diameter of every section pipe, just can turn over the board through two closed and turn over the temporary card of end plate at the base through-hole drill way of single section pipe, and the bearing of turning over the board can be increased to the fixed wedge cushion between preceding board and the base, avoid turning over the board and being crushed the deformation by the pipe, improve the stability of.

Drawings

Fig. 1 is a schematic view of the front view structure of the pouring frame for constructing the inclined pouring pile.

Fig. 2 is a schematic view of the structure of fig. 1 after being deflected by a certain angle.

Fig. 3 is a schematic structural view of the pouring frame for constructing the inclined cast-in-place pile when the pouring frame is vertical.

Fig. 4 is a schematic view of the structure of fig. 3 after being deflected by a certain angle.

Fig. 5 is an enlarged schematic view of a portion a in fig. 4.

The device comprises a base plate 1, a chassis 2, a stand column 3, a winch 4, a base 5, a top beam 6, a traction rope 7, a fixed pulley 8, an outer convex part 9, a bracket 9.1, an arc supporting plate 9.2, a short beam 9.3, a long beam 9.4, an oblique beam 10, a guide pipe 10.1, a normal section 10.2, an end plate 11, a funnel 12, a through hole 13, a hydraulic cylinder 14, an upper hinge base 15, an arc baffle 16, a semicircular hole 17, a front hinge base 18, a rear hinge base 19, a rear turning plate 20, a rear shaft 21, an arc hole 22, a front turning plate 23, a front shaft 24, a limit nut 25, a wedge-shaped cushion block 26 and a lower hinge base.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments.

As shown in fig. 1 to 5, the pouring frame for constructing the inclined pouring pile of the present invention includes a chassis 1 and two columns 2. The chassis 1 is provided with a winch 3, the chassis 1 is further fixed with a left triangular base 4 and a right triangular base 4, and the bottom ends of the two upright posts 2 are hinged with the two bases 4 respectively. The top parts of the two upright posts 2 are connected with a top beam 5 together, and the top beam 5 is provided with a fixed pulley 7 for the traction rope 6 of the winch 3 to pass by. The middle parts of the two upright posts 2 are connected with a bracket 9 together, and the inner side of the bracket 9 is provided with an arc-shaped supporting plate 9.1 for supporting one side of a funnel 11 at the top end of a guide pipe 10; the bracket 9 also comprises a horizontal n-shaped frame, two ends of the arc supporting plate 9.1 are welded with the inner ends of two short beams 9.2 of the n-shaped frame, and the middle part of the arc supporting plate 9.1 is welded with the middle part of a long beam 9.3 of the n-shaped frame; two oblique beams 9.4 are additionally welded between the two right angles of the n-shaped frame and the arc-shaped supporting plate 9.1. The lower sections of the two upright posts 2 are welded with an arc-shaped baffle plate 15.

The chassis 1 is also hinged with two hydraulic cylinders 13, and a piston rod of each hydraulic cylinder 13 is hinged with one upright post 2. Specifically, the bottom end of each hydraulic cylinder 13 is hinged with the chassis 1 through a lower hinge base 26; an upper hinged support 14 is welded between the inner end of each short beam 9.2 of the n-shaped frame and the upright post 2 on the same side, and the upper hinged support 14 is hinged with a piston rod of a hydraulic cylinder 13 on the same side.

The chassis 1 is provided with a through hole 12 for the conduit 10 to pass through, the size of the through hole 12 being larger than the maximum diameter of the outward protruding part 8 of the conduit 10. Two turning plates used for covering the through holes 12 are hinged on the chassis 1, a semicircular hole 16 is formed in the attaching side of each turning plate, and the two semicircular holes 16 are closed to form a circular hole. Specifically, a front hinged support 17 and a rear hinged support 18 are arranged on a chassis 1, a rear turning plate 19 is matched in a circular shaft hole of the rear hinged support 18 through a rear shaft 20, the front hinged support 17 is provided with an arc hole 21 concentric with the circular shaft hole, a front shaft 23 of a front turning plate 22 is matched in the arc hole 21, and a limit nut 24 for axially limiting the front shaft 23 is arranged on the front shaft 23; in other words, each end of the front shaft 23 is provided with two limit nuts 24 which are respectively clamped at the inner side and the outer side of the front turning plate 22 to prevent the front turning plate 22 from axially moving; in this embodiment, the front flap 22 and the front shaft 23 are preferably rotatably connected, but may be fixed. A wedge-shaped cushion block 25 is arranged between the chassis 1 and the front turning plate 22. The wedge-shaped cushion block 25 can be provided with a plurality of blocks with different angles, such as 3 degrees, 5 degrees, 10 degrees and the like of the top surface and the horizontal plane, so as to adapt to the pouring requirements of the pouring piles with different gradients, and the wedge-shaped cushion block 25 is preferably screwed on the chassis 1, so that the stability is realized, and the disassembly and the replacement are convenient; of course, for convenient construction, it is also possible to directly clip the wedge-shaped pad 25 onto the chassis 1 and press it by the front turnover plate 22.

The diameter of the circular hole, which is closed by two semicircular holes 16 in this embodiment, is equal to or slightly larger than the outer diameter of the normal section 10.1 of each conduit 10 but smaller than the outer diameter of the end plate 10.2 of each conduit 10.

Claims

1. The utility model provides a filling frame that oblique bored concrete pile of construction used, it includes chassis (1) and two stands (2), its characterized in that: the hoisting machine (3) is arranged on the chassis (1), the two bases (4) are further fixed on the chassis (1), the bottom ends of the two upright posts (2) are respectively hinged with the two bases (4), the tops of the two upright posts (2) are jointly connected with a top beam (5), and the top beam (5) is provided with a fixed pulley (7) which is used for a traction rope (6) of the hoisting machine (3) to bypass; the middle parts of the two upright posts (2) are connected with a bracket (9) together, and the inner side of the bracket (9) is provided with an arc-shaped supporting plate (9.1) for supporting one side of a funnel (11) at the top end of the guide pipe (10); a through hole (12) for a guide pipe (10) to pass through is arranged on the chassis (1), two hydraulic cylinders (13) are hinged on the chassis (1), and a piston rod of each hydraulic cylinder (13) is hinged with one upright post (2).

2. The cast-in-place frame for constructing an inclined cast-in-place pile according to claim 1, wherein: the bracket (9) comprises an n-shaped frame, two ends of the arc-shaped supporting plate (9.1) are welded with the inner ends of two short beams (9.2) of the n-shaped frame, and the middle part of the arc-shaped supporting plate (9.1) is welded with the middle part of a long beam (9.3) of the n-shaped frame; two oblique beams (9.4) are additionally welded between the two right angles of the n-shaped frame and the arc-shaped supporting plate (9.1).

3. The cast-in-place frame for constructing an inclined cast-in-place pile according to claim 2, wherein: an upper hinged support (14) is welded between the inner end of each short beam (9.2) of the n-shaped frame and the upright post (2) on the same side, and the upper hinged support (14) is hinged with a piston rod of the hydraulic cylinder (13) on the same side.

4. The cast-in-place frame for constructing an inclined cast-in-place pile according to claim 1, wherein: the lower sections of the two upright posts (2) are welded with an arc-shaped baffle (15) together.

5. The cast-in-place frame for constructing an inclined cast-in-place pile according to claim 1, wherein: two turning plates used for covering the through holes (12) are hinged to the chassis (1), a semicircular hole (16) is formed in the attaching side of each turning plate, and the two semicircular holes (16) are closed to form a circular hole.

6. The cast-in-place frame for constructing an inclined cast-in-place pile according to claim 5, wherein: a front hinged support (17) and a rear hinged support (18) are arranged on the chassis (1), a rear turning plate (19) is matched in a circular shaft hole of the rear hinged support (18) through a rear shaft (20), the front hinged support (17) is provided with an arc hole (21) concentric with the circular shaft hole, a front shaft (23) of a front turning plate (22) is matched in the arc hole (21), and a limit nut (24) for axially limiting the front shaft (23) is arranged on the front shaft (23); a wedge-shaped cushion block (25) is arranged between the chassis (1) and the front turning plate (22).