CN219430770U - Post-grouting environment-friendly construction device for pile end of bored pile - Google Patents

Abstract

The utility model discloses an environment-friendly construction device for post grouting of a pile end of a bored pile, which relates to the technical field of bored construction equipment and comprises a mounting plate with an annular structure, wherein the outer side of the mounting plate is movably connected with an annular plate through a bearing, the upper surface of the mounting plate is provided with a threaded sleeve in a penetrating manner through the bearing, a threaded rod is arranged in the threaded sleeve, and the bottom end of the mounting plate is provided with a movable frame with the annular structure. According to the utility model, the mounting plate is arranged, the movable frame is arranged below the mounting plate, the plurality of arc plates are arranged on the inner side of the movable frame and are matched with each other, the bottom end of the grouting pipe can be clamped and fixed, the movable frame is inserted into the pile hole when the bored pile is poured, the movable frame can limit the grouting pipe in the pile hole at the moment, grouting is carried out on the pile hole through the grouting pipe at the moment, the grouting pipe can be prevented from shaking by the arrangement of the arc plates, and therefore, the grouting effect of the grouting device can be ensured.

Description

Post-grouting environment-friendly construction device for pile end of bored pile

Technical Field

The utility model relates to the technical field of drilling construction equipment, in particular to an environment-friendly construction device for post grouting of a pile end of a bored pile.

Background

Cast-in-place piles are piles made by casting concrete or reinforced concrete into holes in place. The usual ones are: (1) bored pile: the pile is formed by on-site pore-forming and concrete pouring by using a spiral drilling machine, a diving drilling machine and the like, and the pile does not vibrate or squeeze soil during construction, but the settlement of the pile is slightly larger

(2) Sinking pipe filling pile: the method includes sinking steel pipe with reinforced concrete pile shoe or valve pile shoe into soil by hammering or vibrating, pouring concrete and drawing out to form pile, drilling holes through equipment, sinking pile frame formed by steel bar net cage into holes, pouring concrete or reinforced concrete into the holes to form pile, and grouting with grouting pipe with embedded bottom and side of steel bar cage for 2-30 days after pile forming, and curing the pile bottom and pile side mud skin to raise bearing capacity and reduce settlement. The post grouting technology comprises post grouting at the bottom of the pile, post grouting at the side of the pile and compound post grouting at the bottom of the pile and the side of the pile.

Traditional slip casting device is in practical application in-process need insert the slip casting pipe in the stake hole, then accomplish the work of pouring into with the mortar injection stake hole through the slip casting pipe, however, because the slip casting pipe can produce to rock in the pouring process, partial mortar can fall on the inner wall in stake hole because of the rock of slip casting pipe, this will cause the influence to subsequent pouring into the work.

Therefore, it is necessary to invent an environment-friendly construction device for post grouting of a pile end of a bored pile to solve the problems.

Disclosure of Invention

The utility model aims to provide an environment-friendly construction device for post grouting of a bored pile end, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a slip casting environmental protection construction device behind bored concrete pile end, includes the mounting panel of annular structure, there is the annular plate outside of mounting panel through bearing swing joint, the upper surface of mounting panel runs through the bearing and is provided with the thread bush, the inside of thread bush is provided with the threaded rod, the bottom of mounting panel is provided with the adjustable shelf of annular structure, the lateral wall of adjustable shelf is around being provided with a plurality of connecting seats, the middle part of connecting seat runs through the through-hole with threaded rod looks adaptation, the bottom of threaded rod is provided with lock nut, a plurality of screw thread grooves have been seted up around the lateral wall of adjustable shelf, the inside of screw thread groove is provided with locking screw, locking screw's one end is provided with the arc through bearing swing joint, the inside wall of arc is fixed to be provided with a plurality of lugs.

Preferably, the four corners of the outer side wall of the arc-shaped plate are fixedly provided with positioning plates, and the positioning plates are attached to one end of the movable frame.

Preferably, a plurality of convex teeth are arranged on the top end of the outer side wall of the threaded sleeve in a surrounding mode, and a plurality of tooth blocks distributed in an annular array are fixedly arranged on the top end of the inner side wall of the annular plate.

Preferably, the outside of annular plate is provided with annular structure's handle, and the inside wall of handle passes through connecting block and annular plate's lateral wall fixed connection.

Preferably, a plurality of support plates are arranged around the bottom end of the outer side wall of the mounting plate, and one end of the upper surface of each support plate is provided with a pin hole in a penetrating mode.

Preferably, a plurality of support rods with inverted U-shaped structures are arranged on the upper surface of the mounting plate in a surrounding mode, and guide wheels are arranged at the top ends of the support rods.

The utility model has the technical effects and advantages that:

1. according to the utility model, the mounting plate is arranged, the movable frame is arranged below the mounting plate, the plurality of arc plates are arranged on the inner side of the movable frame and are matched with each other, the bottom end of the grouting pipe can be clamped and fixed, the movable frame is inserted into the pile hole when the bored pile is poured, the movable frame can limit the grouting pipe in the pile hole at the moment, grouting is carried out on the pile hole through the grouting pipe at the moment, the grouting pipe can be prevented from shaking by the arrangement of the arc plates, and thus the grouting effect of the device can be ensured;

2. according to the grouting device, the annular plate is arranged on the outer side of the mounting plate, the plurality of tooth blocks are arranged on the inner wall of the annular plate, the thread sleeve is arranged on the mounting plate, the convex teeth are arranged at the top end of the thread sleeve, and the tooth blocks are matched with the convex teeth, so that the thread sleeve rotates, the height of the movable frame can be adjusted, the position of the bottom end of the grouting pipe can be adjusted, and the grouting device can adjust and limit the position of the grouting pipe according to actual requirements, so that the grouting work can be normally performed.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic structural view of the mounting plate of the present utility model.

Fig. 3 is a schematic diagram of the positional relationship between the movable frame and the arc plate of the present utility model.

Fig. 4 is a schematic view of a movable frame structure according to the present utility model.

In the figure: 1. a mounting plate; 2. an annular plate; 3. a thread sleeve; 4. a threaded rod; 5. a movable frame; 6. a connecting seat; 7. a through hole; 8. a thread groove; 9. locking the screw rod; 10. an arc-shaped plate; 11. a positioning plate; 12. convex teeth; 13. tooth blocks; 14. a handle; 15. a support plate; 16. a support rod; 17. and a guide wheel.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides an environment-friendly construction device for post grouting of a bored pile end, which is shown in figures 1-4, and comprises a mounting plate 1 with an annular structure, wherein the outer side of the mounting plate 1 is movably connected with an annular plate 2 through a bearing, the upper surface of the mounting plate 1 is provided with a threaded sleeve 3 in a penetrating way through the bearing, a threaded rod 4 is arranged in the threaded sleeve 3, the bottom end of the mounting plate 1 is provided with a movable frame 5 with an annular structure, the outer side wall of the movable frame 5 is provided with a plurality of connecting seats 6 in a surrounding way, and the middle part of the connecting seat 6 is provided with a through hole 7 matched with the threaded rod 4 in a penetrating way;

specifically, the bottom end of the threaded rod 4 is provided with a lock nut, the outer side wall of the movable frame 5 is provided with a plurality of thread grooves 8 in a surrounding mode, the inside of each thread groove 8 is provided with a lock screw 9, one end of each lock screw 9 is movably connected with an arc-shaped plate 10 through a bearing, and the inner side wall of each arc-shaped plate 10 is fixedly provided with a plurality of protruding blocks;

more specifically, the outer side wall four corners department of arc 10 is all fixed and is provided with locating plate 11, and locating plate 11 is laminated mutually with the one end of adjustable shelf 5, the outer side wall top of thread bush 3 is encircled and is provided with a plurality of dogteeth 12, the inside wall top of annular plate 2 is fixed to be provided with a plurality of tooth pieces 13 that are annular array and distribute, the outside of annular plate 2 is provided with annular structure's handle 14, and the inside wall of handle 14 passes through connecting block and annular plate 2's outer side wall fixed connection, the outer side wall bottom of mounting panel 1 is encircleed and is provided with a plurality of backup pads 15, the pinhole has been seted up in running through of backup pad 15's upper surface one end, the upper surface of mounting panel 1 is encircleed and is provided with a plurality of support bars 16 of ". U" shape structure, the top of support bar 16 is provided with guide pulley 17.

The working principle of the utility model is as follows:

when the device is used, the device is placed in a pile hole of a bored pile, the supporting rod 16 is fixed on the ground of the pile hole through the pin rod, then a grouting pipe is inserted into the mounting plate 1, the locking screw 9 is rotated, the locking screw 9 is matched with the thread groove 8, the arc plates 10 slide in the movable frame 5, the arc plates 10 are matched, the bottom end of the grouting pipe can be clamped, the position of the grouting pipe can be fixed, the annular plate 2 can be rotated through the handle 14, the annular plate 2 can rotate on the outer side of the mounting plate 1, the annular plate 2 can drive the convex teeth 12 to move, the convex teeth 12 can drive the thread sleeve 3 to rotate, the thread sleeve 3 is matched with the threaded rod 4, the height of the movable frame 5 can be adjusted, the movable frame 5 can drive the bottom end of the grouting pipe to move, the height of the grouting pipe in the pile hole can be adjusted, and therefore the position of the grouting pipe can be adjusted.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. The utility model provides a slip casting environmental protection construction equipment behind bored concrete pile end, includes mounting panel (1) of annular structure, its characterized in that: the utility model discloses a screw thread groove (8) is provided with in the outside of mounting panel (1), the upper surface of mounting panel (1) runs through bearing swing joint through annular board (2), the inside of thread bush (3) is provided with threaded rod (4), the bottom of mounting panel (1) is provided with annular structure's adjustable shelf (5), the lateral wall of adjustable shelf (5) is around being provided with a plurality of connecting seats (6), through-hole (7) with threaded rod (4) looks adaptation are run through at the middle part of connecting seat (6), the bottom of threaded rod (4) is provided with lock nut, a plurality of thread grooves (8) have been seted up around the lateral wall of adjustable shelf (5), the inside of thread groove (8) is provided with locking screw (9), the one end of locking screw (9) is through bearing swing joint arc (10), the inside wall of arc (10) is fixed to be provided with a plurality of lugs.

2. The environment-friendly construction device for post grouting of a pile end of a bored pile according to claim 1, which is characterized in that: the four corners of the outer side wall of the arc-shaped plate (10) are fixedly provided with positioning plates (11), and the positioning plates (11) are attached to one end of the movable frame (5).

3. The environment-friendly construction device for post grouting of a pile end of a bored pile according to claim 2, which is characterized in that: the outer side wall top of the thread bush (3) is provided with a plurality of convex teeth (12) in a surrounding mode, and the inner side wall top of the annular plate (2) is fixedly provided with a plurality of tooth blocks (13) distributed in an annular array mode.

4. A bored pile post-grouting environment-friendly construction device according to claim 3, wherein: the outside of annular plate (2) is provided with handle (14) of annular structure, and the inside wall of handle (14) is through connecting block and the lateral wall fixed connection of annular plate (2).

5. The environment-friendly construction device for post grouting of a pile end of a bored pile according to claim 4, which is characterized in that: the outer side wall bottom of mounting panel (1) encircles and is provided with a plurality of backup pads (15), the upper surface one end of backup pad (15) runs through and has seted up the pinhole.

6. The environment-friendly construction device for post grouting of a pile end of a bored pile according to claim 5, which is characterized in that: the upper surface of mounting panel (1) encircles and is provided with a plurality of bracing pieces (16) of "% U" shape structure, the top of bracing piece (16) is provided with guide pulley (17).