CN217325397U

CN217325397U - Limiting device for foundation pit supporting pile

Info

Publication number: CN217325397U
Application number: CN202221055639.6U
Authority: CN
Inventors: 黄清
Original assignee: Fujian Tianzhu Construction Engineering Co ltd
Current assignee: Fujian Tianzhu Construction Engineering Co ltd
Priority date: 2022-05-05
Filing date: 2022-05-05
Publication date: 2022-08-30
Anticipated expiration: 2032-05-05

Abstract

The application discloses a limiting device for a foundation pit supporting pile, which relates to the technical field of foundation pit supporting construction and comprises a placing frame with a hollow inner part, wherein a ground nail used for being fixed with the ground is arranged on the placing frame, a level gauge is arranged on the outer wall of the placing frame, pushing rods are arranged on two opposite sides of the placing frame in a sliding and penetrating mode, and a fastener for positioning the pushing rods is arranged between the pushing rods and the placing frame; the opposite ends of the pushing rods on the two sides of the placing frame are located inside the placing frame and can be disassembled into arc plates, the arc plates can jointly enclose a limiting cylinder for the steel sleeve to slide and penetrate through, the axis of the limiting cylinder extends along the vertical direction, and two connecting structures are arranged between the arc plates and are connected with each other. This application can improve the efficiency that the steel sleeve was transferred.

Description

Limiting device for foundation pit supporting pile

Technical Field

The application relates to the technical field of foundation pit supporting construction, in particular to a limiting device for foundation pit supporting piles.

Background

The periphery of the foundation pit needs to be surrounded and blocked for supporting during foundation pit excavation, and one supporting mode is that foundation pit supporting piles are adopted for supporting.

A fender pile among the correlation technique, refer to fig. 1, including hollow reinforcement cage 1 and inside hollow steel sleeve 2, steel sleeve 2 is cylindricly, and the coaxial cover of reinforcement cage 1 is established on steel sleeve 2 outer wall, has seted up overflow hole 3 on the steel sleeve 2 section of thick bamboo wall, and has seted up the stake hole 4 that supplies reinforcement cage 1 to place subaerially, has pour the concrete in stake hole 4.

The construction process of the support pile comprises the steps of firstly forming a pile hole 4 on the ground, then vertically hoisting a reinforcement cage 1 and a steel sleeve 2 into the pile hole 4 in sequence, pouring concrete into the steel sleeve 2 after the reinforcement cage 1 and the steel sleeve 2 are installed, fully distributing the pile hole 4 with the concrete through an overflow hole 3, and forming a support pile body after the concrete is solidified. And digging a foundation pit in the space enclosed by the support piles after the support piles form the wall.

At realizing this application in-process, the inventor discovers that there is following problem at least in this technique, and when steel sleeve 2 hoisted and put into steel reinforcement cage 1, steel sleeve 2's straightness that hangs down was not easily controlled for steel sleeve 2 interfered with steel reinforcement cage 1 easily at the in-process of transferring, and difficult comparatively smooth and easy transfers, need adjust repeatedly, and the efficiency that leads to the construction is lower.

SUMMERY OF THE UTILITY MODEL

In order to improve the efficiency that the steel sleeve transferred, this application provides a stop device for foundation ditch fender pile.

The application provides a stop device for foundation ditch fender pile adopts following technical scheme:

a limiting device for foundation pit supporting piles comprises a placing frame which is hollow inside, ground nails used for being fixed with the ground are arranged on the placing frame, a level is arranged on the outer wall of the placing frame, pushing rods penetrate through two opposite sides of the placing frame in a sliding mode, and a fastener for positioning the pushing rods is arranged between the pushing rods and the placing frame; the opposite ends of the pushing rods on the two sides of the placing frame are located inside the placing frame and can be disassembled into arc plates, the arc plates can jointly enclose a limiting cylinder for the steel sleeve to slide and penetrate through, the axis of the limiting cylinder extends along the vertical direction, and two connecting structures are arranged between the arc plates and are connected with each other.

Through adopting above-mentioned technical scheme, install the rack in subaerial through the ground nail, hold the levelness of rack through the spirit level, make two arcs concatenations be spacing section of thick bamboo through the slip propulsion pole, and fix a position the propulsion pole with the fastener, connect two arcs with connection structure, make steel sleeve can wear to establish spacing section of thick bamboo along vertical direction, thereby spacing in-process through making steel sleeve transfer keeps vertical state, thereby make steel sleeve at the in-process of transferring difficult crooked and steel reinforcement cage to interfere, can improve the efficiency that steel sleeve transferred.

Optionally, the fastener comprises a fastening ring screwed to the push rod on the inside and outside of the rack, respectively.

Through adopting above-mentioned technical scheme, will be located the rack inside with outside fastening ring screw thread remove to support tightly with rack inner wall and outer wall, can restrict the propulsion pole and continue to slide for the propulsion pole location.

Optionally, a limiting groove is formed in the outer wall of the pushing rod along the sliding direction of the pushing rod, a limiting block matched with the limiting groove is arranged on the placing frame, and when the pushing rod slides on the placing frame, the limiting block slides in the limiting groove.

Through adopting above-mentioned technical scheme, the pushing ram of rack both sides can drive the stopper when sliding and slide in the spacing groove to make the pushing ram be difficult for rotating on the rack, thereby can improve the stability of rack.

Optionally, the connection structure includes a surrounding block coaxially arranged on the convex surface of the arc-shaped plate, the surrounding block is provided with a movable cavity communicated with the outside, the connection structure further includes a connection plate connected with the movable cavity in a sliding manner along the circumferential direction of the arc-shaped plate, and when the two arc-shaped plates are mutually abutted, one of the connection plates on the arc-shaped plate can slide to two ends to be respectively inserted into the movable cavities of the two arc-shaped plates.

Through adopting above-mentioned technical scheme, when the mutual butt of arc, slide the connecting plate to the activity intracavity that both ends are located different arcs respectively to make the difficult alternate segregation of arc, further improve the stability of a spacing section of thick bamboo.

Optionally, a holding rod penetrating through the surrounding block is arranged on the outer wall of the connecting plate, and a sliding groove for the holding rod to slide along the circumferential direction of the surrounding block is formed in the outer wall of the surrounding block.

Through adopting above-mentioned technical scheme, promote to hold the pole and can drive the connecting plate and slide to make the connecting plate can be more convenient slide.

Optionally, a magnet is arranged on the outer wall of the enclosing block, and when the two ends of the connecting plate are respectively located in the two movable cavities, the holding rod can be adsorbed on the magnet.

Through adopting above-mentioned technical scheme, the holding rod can adsorb on magnet for the holding rod is difficult for removing when two arcs are connected to the connecting plate.

Optionally, the one end that the pushing ram is close to the arc is provided with the butt pole, the tip of butt pole surpasss the pushing ram lateral wall, be provided with the hole of wearing to establish that supplies butt pole and pushing ram to wear to establish on the arc, be provided with the butt groove that is used for holding the butt pole on the concave surface of arc, just threaded connection has the latch segment that can support tightly on the arc convex surface on the pushing ram outer wall.

Through adopting above-mentioned technical scheme, wear to establish through-hole and butt in the butt inslot through wearing to establish the butt pole for the propulsion pole is connected with the arc, and supports the latch segment screw thread tightly to the arc convex surface, makes the butt be difficult for breaking away from the butt inslot, thereby stable installs the arc on the propulsion pole, loosens soon the latch segment can be with butt pole roll-off butt groove, makes the arc dismantle from the propulsion pole down.

Optionally, guide plates are arranged on the upper surfaces of the two arc plates, when the two arc plates are connected, the two guide plates jointly enclose a guide cylinder with an upward flaring, and the guide cylinder is used for guiding a steel sleeve into the limiting cylinder.

Through adopting above-mentioned technical scheme, the guide cylinder flaring upwards for steel sleeve can be more convenient by the guide cylinder direction to spacing section of thick bamboo in.

In summary, the present application includes at least one of the following advantages:

1. the placing frame is installed on the ground through ground nails, the push rods slide to the arc-shaped plates to jointly form a limiting cylinder, the push rods are positioned through fasteners, and the arc-shaped plates are connected through the connecting structures, so that the steel sleeve can be placed into the reinforcement cage through the limiting cylinder, the steel sleeve is kept in a vertical state, the steel sleeve is not prone to being inclined and interfering with the reinforcement cage, and the efficiency of placing the steel sleeve can be improved;

2. the arc can be dismantled and connect on the pushing ram to can change the arc with the steel sleeve adaptation according to the diameter of steel sleeve, thereby make stop device adaptability stronger.

Drawings

Fig. 1 is a schematic diagram of an explosive structure of the related art;

FIG. 2 is a schematic structural diagram of the present embodiment;

FIG. 3 is a schematic structural view of the rack of the present embodiment;

FIG. 4 is a schematic view of an exploded structure of the arc plate of the present embodiment;

fig. 5 is an enlarged schematic view of a structure at a in fig. 4.

Description of reference numerals: 1. a reinforcement cage; 2. a steel sleeve; 3. an overflow aperture; 4. pile holes; 5. placing a rack; 6. a ground nail; 7. a level gauge; 8. a push rod; 9. a through hole; 10. a fastener; 101. a fastening ring; 11. an arc-shaped plate; 12. a limiting cylinder; 13. a connecting structure; 131. a surrounding stop block; 132. a connecting plate; 14. a limiting groove; 15. a limiting block; 16. a movable cavity; 17. a holding rod; 18. a sliding groove; 19. a magnet; 20. a butting rod; 21. perforating holes; 22. a butt joint groove; 23. a locking block; 24. a guide plate; 25. and a guide cylinder.

Detailed Description

The present application is described in further detail below with reference to figures 2-5.

The embodiment of the application discloses stop device for foundation ditch fender pile. Referring to fig. 2, the limiting device for the foundation pit support pile comprises a placing frame 5 in a square structure, wherein the placing frame 5 is hollow, and the upper surface and the lower surface of the placing frame 5 are communicated with the outside. The lower fixed surface of rack 5 has a plurality of ground nails 6, and ground nail 6 is used for squeezing into ground and makes rack 5 fixed, and is fixed with spirit level 7 that is used for detecting rack 5 levelness on the outer wall of rack 5 one side.

Referring to fig. 2 and 3, all wearing to be equipped with a pushing ram 8 to relative direction slip on the relative both sides outer wall of rack 5, all offering the through-hole 9 that supplies pushing ram 8 to wear to establish on the relative two outer walls of rack 5, the length extending direction of pushing ram 8 is on a parallel with the extending direction in 5 sidelines of rack, and two pushing rams 8 extend along same straight line.

Referring to fig. 2 and 4, the one end that two racks 5 are close to each other all extends to inside the rack 5, and the one end that two racks 5 are close to each other all can be dismantled and be connected with an arc 11, and two arcs 11 all are half circular arc-shaped structure and two arcs 11's concave surface are relative.

Referring to fig. 2 and 4, when two pushing rams 8 slide to the direction of being close to each other, two arcs 11 can butt each other and enclose into spacing section of thick bamboo 12 jointly, and spacing section of thick bamboo 12 is the cylindric structure that the axis extends along vertical direction, and the internal diameter of spacing section of thick bamboo 12 is equivalent with the external diameter of steel sleeve 2, and steel sleeve 2 can slide from top to bottom along vertical direction and wear to establish spacing section of thick bamboo 12.

Referring to fig. 2 and 4, in order to position the limiting cylinder 12, a fastener 10 is arranged between the push rod 8 and the placing frame 5, the fastener 10 is used for positioning the push rod 8, and a connecting structure 13 for connecting the two arc-shaped plates 11 is arranged between the two arc-shaped plates 11.

When the device is used, the placing frame 5 is fixed on the ground, the level gauge 7 is kept in a horizontal state, and the pile hole 4 is enclosed inside the placing frame 5 by the placing frame 5. Sliding pushing rod 8 makes two 11 mutual butts of arc and connects and form spacing section of thick bamboo 12 to the axis that makes spacing section of thick bamboo 12 and steel reinforcement cage 1 coincides, thereby steel sleeve 2 can wear to establish spacing section of thick bamboo 12 and transfer to steel reinforcement cage 1 in, and steel sleeve 2 keeps perpendicular under in the process of putting.

Referring to fig. 2 and 4, the fastening member 10 includes two fastening rings 101 screwed on the outer wall of the push rod 8, and the two fastening rings 101 on the outer wall of each push rod 8 are respectively located inside and outside the rack 5 through the two fastening rings 101 on the push rod 8. When needs are fixed a position pushing ram 8, with two tighrening rings 101 respectively on the pushing ram 8 screw thread remove to on supporting tight rack 5 inner wall and outer wall to make pushing ram 8 can not continue to slide.

Referring to fig. 2 and fig. 3, further, in order to improve the stability of the push rod 8, a limit block 15 is fixed on the inner wall of the through hole 9, a limit groove 14 for allowing the limit block 15 to slide is formed in the outer wall of the push rod 8, the length extending direction of the limit groove 14 is parallel to the axis direction of the push rod 8, so that when the push rod 8 slides on the placing frame 5, the limit block 15 slides in the limit groove 14 together, thereby the push rod 8 can be limited to rotate on the placing frame 5, and the push rod 8 is more stable.

Referring to fig. 4 and 5, the connection structure 13 includes a surrounding block 131 coaxially fixed on the convex surface of the arc plate 11, the surrounding block 131 extends along the circumferential direction of the arc plate 11, the surrounding block 131 has a movable cavity 16 along the circumferential direction, the movable cavity 16 penetrates through two ends of the surrounding block 131 along the circumferential direction of the surrounding block 131, and a connection plate 132 is slidably connected to the movable cavity 16 along the circumferential direction of the surrounding block 131.

Referring to fig. 2 and 4, the connecting plate 132 has an arc-shaped structure attached to the arc plate 11, one end of the connecting plate 132 is located inside the surrounding block 131, and the other end of the connecting plate 132 extends out of the surrounding block 131. When two arcs 11 butt formation spacing section of thick bamboo 12, the one end that connecting plate 132 on one of them arcs 11 is located and encloses the dog 131 outside can slide to another on enclosing the dog 131, and plug connects to another and encloses in the activity chamber 16 of dog 131 for the both ends of connecting plate 132 are located two activity chambeies 16 simultaneously, thereby make two arcs 11 connect, thereby can improve spacing section of thick bamboo 12's stability.

Referring to fig. 4 and 5, in order to move the connecting plate 132, a holding rod 17 penetrating through the surrounding block 131 vertically upwards is fixed at one end of the upper surface of the connecting plate 132, a sliding groove 18 for the holding rod 17 to slide is formed in the upper surface of the surrounding block 131, the sliding groove 18 extends along the circumferential direction of the surrounding block 131, and the sliding groove 18 does not penetrate through the two ends of the upper surface of the surrounding block 131. The connecting plate 132 can be driven to slide by pushing the holding rod 17, and the holding rod 17 cannot be separated from the sliding groove 18 under the limit of the sliding groove 18, so that the connecting plate 132 cannot be completely separated from the opposite movable cavity 16.

Referring to fig. 4 and 5, further, enclose and be fixed with the magnet 19 that can adsorb holding rod 17 on the outer wall of dog 131 upper surface one end, when holding rod 17 slides to adsorbing on magnet 19, the one end that holding rod 17 was kept away from to connecting plate 132 is pegged graft in another activity chamber 16 to can further improve the stability of connecting plate 132, make connecting plate 132 be difficult for random removal after connecting two arcs 11.

Referring to fig. 2 and 4, an abutting rod 20 is fixed on an end wall of the pushing rod 8 close to the arc-shaped plate 11, the abutting rod 20 is of an arc-shaped structure with a concave surface deviating from the abutting rod 20, the radian of the abutting rod 20 is adapted to the radian of the arc-shaped plate 11, and two ends of the abutting rod 20 respectively extend out of two sides of the pushing rod 8.

Referring to fig. 2 and 4, the arc plate 11 is provided with a through hole 21 for the abutting rod 20 and the pushing rod 8 to penetrate through, and when the abutting rod 20 and the pushing rod 8 penetrate through the arc plate 11, the axis of the arc plate 11 is in a horizontal state.

Referring to fig. 2 and 4, an abutting groove 22 for accommodating the abutting rod 20 is formed on the concave surface of the arc plate 11, and the abutting groove 22 and the through hole 21 are staggered. After the abutting rod 20 and the pushing rod 8 penetrate through the arc-shaped plate 11, the arc-shaped plate 11 is rotated to enable the abutting rod 20 to be opposite to the abutting groove 22, the arc-shaped plate 11 is moved along the horizontal direction, the abutting rod 20 can be completely clamped into the abutting groove 22, and the axis of the arc-shaped plate 11 is in a vertical state at the moment.

Referring to fig. 2 and 4, threaded connection has latch segment 23 on the 8 outer walls of push rod, and latch segment 23 is located between 5 inner walls of rack and the 11 convex surfaces of arc, and after butt groove 22 was gone into to butt pole 20 card, latch segment 23 can screw thread move to the 11 convex surfaces of butt arc to make arc 11 install on push rod 8, and be difficult for taking place relative movement between arc 11 and the push rod 8.

Referring to fig. 2 and 4, in order to facilitate the steel sleeve 2 to pass through the limiting cylinder 12, guide plates 24 extending obliquely upward are fixed to the upper surfaces of the two arc plates 11. When the two arc plates 11 are enclosed into the limiting cylinder 12, the two guide plates 24 are mutually abutted and enclosed into a hollow truncated cone-shaped guide cylinder 25, and the guide cylinder 25 and the limiting cylinder 12 are coaxially arranged. Guide cylinder 25 is the flaring form towards the top, and the internal diameter of guide cylinder 25 lower extreme matches with steel sleeve 2 external diameter, and the internal diameter of guide cylinder 25 upper end is greater than steel sleeve 2's external diameter to guide cylinder 25 can lead to steel sleeve 2, makes steel sleeve 2 change get into in the spacing section of thick bamboo 12.

The implementation principle of the limiting device for the foundation pit supporting pile in the embodiment of the application is as follows: the arc plate 11 matched with the steel sleeve 2 is replaced by the abutting rod 20 and the locking block 23. The sliding push rod 8 enables the two arc-shaped plates 11 to be mutually abutted to enclose the limiting cylinder 12, and then the holding rod 17 slides to be adsorbed on the magnet 19, so that two ends of the connecting plate 132 are respectively inserted into the two movable cavities 16. Then the tighrening ring 101 is screwed to enable the pushing rod 8 to be positioned in the placing frame 5, the placing frame 5 is positioned on the ground through the ground nail 6, the levelness of the placing frame 5 is observed through the level gauge 7, the axis of the limiting cylinder 12 is coincided with the axis of the steel reinforcement cage 1, the steel sleeve 2 is hung above the limiting cylinder 12 and is guided into the limiting cylinder 12 through the guide cylinder 25, and the steel reinforcement cage 1 is vertically placed in a limiting mode through the limiting cylinder 12.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a stop device for foundation ditch fender pile which characterized in that: the ground nail fixing device comprises a placing frame (5) which is hollow inside, ground nails (6) used for being fixed with the ground are arranged on the placing frame (5), a level meter (7) is arranged on the outer wall of the placing frame (5), pushing rods (8) penetrate through the two opposite sides of the placing frame (5) in a sliding mode, and fasteners (10) used for positioning the pushing rods (8) are arranged between the pushing rods (8) and the placing frame (5); rack (5) both sides propelling rod (8) relative one end all is located rack (5) inside and can be dismantled and have arc (11), two arc (11) can enclose into jointly and supply spacing section of thick bamboo (12) that steel sleeve (2) slided and wear to establish, the axis of spacing section of thick bamboo (12) extends along vertical direction, two be provided with interconnect's connection structure (13) between arc (11).

2. The limit device for the foundation pit support pile according to claim 1, characterized in that: the fastening piece (10) comprises fastening rings (101) which are respectively in threaded connection with the pushing rod (8) and are positioned on the inner part and the outer part of the placing frame (5).

3. The limit device for the foundation pit support pile according to claim 2, characterized in that: be provided with spacing groove (14) along the slip direction of pushing ram (8) on pushing ram (8) outer wall, be provided with on rack (5) with spacing groove (14) complex stopper (15), work as when pushing ram (8) slided on rack (5), stopper (15) slide in spacing groove (14).

4. The limit device for the foundation pit support pile according to claim 1, characterized in that: connection structure (13) enclose dog (131) including coaxial setting in arc (11) convex surface, enclose dog (131) on be provided with movable chamber (16) with outside intercommunication, connection structure (13) still include along arc (11) circumference sliding connection in movable chamber (16) connecting plate (132), when two when arc (11) butt each other, one of them connecting plate (132) on arc (11) can slide and peg graft respectively in movable chamber (16) of two arcs (11) to both ends.

5. The limit device for the foundation pit support pile according to claim 4, wherein: the outer wall of the connecting plate (132) is provided with a holding rod (17) penetrating through the surrounding block (131), and the outer wall of the surrounding block (131) is provided with a sliding groove (18) for the holding rod (17) to slide along the circumferential direction of the surrounding block (131).

6. The limiting device for the foundation pit supporting pile according to claim 5, wherein: and a magnet (19) is arranged on the outer wall of the enclosing block (131), and when the two ends of the connecting plate (132) are respectively positioned in the two movable cavities (16), the holding rod (17) can be adsorbed on the magnet (19).

7. The limit device for the foundation pit support pile according to claim 1, characterized in that: the one end that pushing ram (8) are close to arc (11) is provided with butt and connects pole (20), the tip of butt and connect pole (20) surpasss pushing ram (8) lateral wall, be provided with on arc (11) and supply to butt and connect pole (20) and wearing to establish hole (21) that pushing ram (8) were worn to establish, be provided with butt groove (22) that are used for holding butt and connect pole (20) on the concave surface of arc (11), just threaded connection has latch segment (23) that can support tightly on arc (11) convex surface on pushing ram (8) outer wall.

8. The limit device for the foundation pit supporting pile according to claim 1, characterized in that: the upper surfaces of the two arc-shaped plates (11) are provided with guide plates (24), when the two arc-shaped plates (11) are connected, the two guide plates (24) jointly enclose a guide cylinder (25) with an upward flaring, and the guide cylinder (25) is used for guiding the steel sleeve (2) into the limiting cylinder (12).