CN206571425U - A kind of civil engineering pile foundation construction is with double-deck expanding drilling equipment - Google Patents

Abstract

The utility model discloses a double-layer diameter-expanding drilling device for civil engineering pile foundation construction, which comprises a rotating shaft, a first arc-shaped plate and a rectangular plate. The rotating shaft is a hollow structure, and a drill bit is connected to the top of the rotating shaft. The bottom of the drill bit is provided with an arc block, the bottom both sides of the arc block are provided with the first chute, the top of the arc block is provided with the first fixed circular hole, and the inner wall of the first fixed circular hole and The rotating shafts are connected, and two first arc-shaped plates are arranged below the arc-shaped block, and the two first arc-shaped plates are respectively located on both sides of the rotating shaft, and the sides where the two first arc-shaped plates are close to each other are provided with There are two fixed posts. The utility model is simple in structure, economical and practical. The double-layer diameter-expanding drilling device can adjust the distance between the two first arc-shaped plates according to actual needs, and then can adjust the holes drilled by the double-layer diameter-expanding drilling device. The small size makes the work efficiency of the construction personnel high, and the safety performance of the double-layer expansion drilling device is high.

Description

A double-layer diameter expanding drilling device for civil engineering pile foundation construction

technical field

The utility model relates to the technical field of double-layer diameter-expanding drilling devices, in particular to a double-layer diameter-expanding drilling device for civil engineering pile foundation construction.

Background technique

In civil engineering or when dealing with soft soil foundations, civil engineering piles are often used to reinforce the foundation. In related technologies, civil engineering piles are usually hollow piles. Since the hollow piles are artificially processed, the diameter of the hollow piles, The height and straightness meet the standards. The use of hollow piles can avoid environmental damage. When installing civil engineering piles on the foundation, drilling devices are required to drill holes of different sizes on the foundation. The existing double-layer expansion drilling A kind of drill bit on the device can only drill holes of one size, and when holes of different sizes need to be drilled, it is necessary to continuously change drill bits of different sizes back and forth, which makes the work efficiency of construction personnel low.

Utility model content

The purpose of the utility model is to solve the shortcomings in the prior art, and propose a double-layer expanding diameter drilling device for civil engineering pile foundation construction.

In order to achieve the above object, the utility model adopts the following technical solutions:

A double-layer diameter-expanding drilling device for civil engineering pile foundation construction, including a rotating shaft, a first arc-shaped plate and a rectangular plate, the rotating shaft is a hollow structure, and the top of the rotating shaft is connected with a drill bit, and the bottom of the drill bit is provided with An arc block, the first chute is provided on both sides of the bottom of the arc block, the top of the arc block is provided with a first fixed circular hole, and the inner wall of the first fixed circular hole is connected to the rotating shaft, so Two first arc-shaped plates are arranged below the arc-shaped block, and the two first arc-shaped plates are respectively located on both sides of the rotating shaft, and two fixed columns are arranged on the side where the two first arc-shaped plates are close to each other. , and the two fixed columns are located at the same horizontal position, a fixed rod is provided between the two fixed columns located on the same side of the rotating shaft, and the two ends of the fixed rod are respectively connected to the fixed column in rotation, and the two first arc-shaped plates are close to each other One side is provided with mounting grooves, the bottom of the first arc-shaped plate is slidably connected with a mounting circular plate, and the top of the mounting circular plate is provided with a second fixed circular hole, and the inner wall of the second fixed circular hole is connected to the rotating shaft. connected, the top of the first arc-shaped plate is provided with a sliding column, and the sliding column is slidably connected to the inner wall of the first chute, two rectangular plates are arranged between the two first arc-shaped plates, and the two rectangular plates are respectively It is located on both sides of the rotating shaft, and the bottom of the rectangular plate is connected to the top of the installation circular plate. Both sides of the rectangular plate are provided with limiting plates, and the periphery of the limiting plate is slidingly connected with the inner wall of the installation groove. The rotating shaft First rectangular holes are arranged on both sides of the two sides, and the first rectangular holes are arranged vertically, a telescopic motor is fixed on the inner wall of the rotating shaft, and the output shaft of the telescopic motor is connected with a sliding rod, and the sliding rod is respectively connected with the first The inner wall of the rectangular hole is slidably connected, and both ends of the sliding rod are provided with rotating rods, and the sliding rods are connected with connecting rods through rotating rods, and the tops of the connecting rods are connected with the fixed rods.

Preferably, first limit blocks are provided on both sides of the rotating shaft, and the limit blocks are located between the installation circular plate and the arc block, and the first limit blocks cooperate with the sliding rod.

Preferably, the inner walls of both sides of the installation groove are provided with a second limit block, and the second limit block is located on the side where the two installation grooves are close to each other, and the second limit block and the limit plate are opposite to each other. Cooperate.

Preferably, the telescopic motor is located between the first limiting block and the installation circular plate, and the telescopic motor is connected to the controller through wires.

Preferably, the periphery of the arc-shaped block is an arc-shaped structure, and the bottom of the arc-shaped block is a plane.

Preferably, the sides of the two first arc-shaped plates away from each other are provided with a plurality of gears, and the gears are arranged sequentially from top to bottom.

The beneficial effects of the utility model:

1. With the cooperation of the telescopic motor, sliding rod, rotating rod, connecting rod and fixed rod, the telescopic motor can drive the sliding rod to slide on the inner wall of the first rectangular hole, and the sliding rod can drive the connecting rod to move its position. It can drive the fixed rod to rotate on the fixed column, and then the distance between the two first arc-shaped plates can be adjusted, so that the construction personnel can drill holes of different sizes without changing the drill bit, which greatly improves the work of the construction personnel. efficiency;

2. Through the cooperation of the first chute at the bottom of the arc block and the sliding column at the top of the first arc plate, the first arc plate can drive the sliding column to slide on the inner wall of the first chute, while the first arc The plate slides on the installation circular plate, so that the inner wall of the installation groove on the first arc-shaped plate and the limit plate are slidably connected to facilitate the movement of the first arc-shaped plate;

3. Through the cooperation of the limiting plate on the rectangular plate and the second limiting block on the installation groove, the first arc-shaped plate can be prevented from slipping out of the rectangular plate, so that the safety performance of the double-layer expanding drilling device is high;

The utility model is simple in structure, economical and practical. The double-layer diameter-expanding drilling device can adjust the distance between the two first arc-shaped plates according to actual needs, and then can adjust the holes drilled by the double-layer diameter-expanding drilling device. The small size makes the work efficiency of the construction personnel high, and the safety performance of the double-layer expansion drilling device is high.

Description of drawings

Fig. 1 is the structural representation of a kind of civil engineering pile foundation construction double-deck expanding diameter drilling device that the utility model proposes;

Fig. 2 is a schematic diagram of the external structure of a double-layer diameter-expanding drilling device for civil engineering pile foundation construction proposed by the utility model.

In the figure: 1 drill bit, 2 arc block, 3 first chute, 4 first sliding column, 5 first arc plate, 6 installation groove, 7 limit plate, 8 rectangular plate, 9 rotating shaft, 10 installation circular plate , 11 telescopic motors, 12 sliding rods, 13 connecting rods, 14 first limit blocks, 15 fixed columns, 16 fixed rods.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Referring to Fig. 1-2, a double-layer diameter-expanding drilling device for civil engineering pile foundation construction includes a rotating shaft 9, a first arc-shaped plate 5 and a rectangular plate 8, the rotating shaft 9 is a hollow structure, and the top of the rotating shaft 9 is connected with a Drill bit 1, the bottom of drill bit 1 is provided with arc-shaped block 2, and both sides of the bottom of arc-shaped block 2 are provided with first chute 3, and the top of arc-shaped block 2 is provided with first fixed circular hole, and the first fixed circular hole The inner wall of the hole is connected with the rotating shaft 9, two first arc-shaped plates 5 are arranged below the arc-shaped block 2, and the two first arc-shaped plates 5 are respectively located on both sides of the rotating shaft 9, and the two first arc-shaped plates 5 Two fixed columns 15 are arranged on the sides close to each other, and the two fixed columns 15 are located at the same horizontal position, and a fixed rod 16 is arranged between the two fixed columns 15 on the same side of the rotating shaft 9, and the fixed rod 16 The two ends are rotatably connected with the fixed columns 15 respectively, and the sides where the two first arc-shaped plates 5 are close to each other are provided with installation grooves 6, and the bottom of the first arc-shaped plates 5 is slidably connected with an installation circular plate 10, and the installation circular plate 10 The top of the top is provided with a second fixed hole, and the inner wall of the second fixed hole is connected with the rotating shaft 9, the top of the first arc-shaped plate 5 is provided with a sliding column 4, and the sliding column 4 and the inner wall of the first chute 3 Sliding connection, two rectangular plates 8 are arranged between the two first arc-shaped plates 5, the two rectangular plates 8 are respectively located on both sides of the rotating shaft 9, and the bottom of the rectangular plate 8 is connected to the top of the installation circular plate 10, Both sides of the rectangular plate 8 are provided with a limiting plate 7, and the periphery of the limiting plate 7 is slidably connected to the inner wall of the installation groove 6, and both sides of the rotating shaft 9 are provided with a first rectangular hole, and the first rectangular hole is vertically arranged. , telescopic motor 11 is fixed on the inner wall of rotating shaft 9, and the output shaft of telescopic motor 11 is connected with slide rod 12, and slide rod 12 is connected with the inner wall of the first rectangular hole slidingly respectively, and the two ends of slide rod 12 are all provided with rotating Rod, sliding rod 15 is connected with connecting rod 13 through rotating rod rotation, and the top of connecting rod 13 is connected with fixed rod 16, and both sides of rotating shaft 9 are all provided with first limit block 14, and limit block 14 is positioned at installation Between the circular plate 10 and the arc block 2, the first limiting block 14 is matched with the sliding rod 12, and the inner walls of both sides of the installation groove 6 are provided with a second limiting block, and the second limiting block is located between two On the side where the mounting slots 6 are close to each other, the second limit block and the limit plate 7 are matched, and the telescopic motor 11 is located between the first limit block 14 and the installation circular plate 10, and the telescopic motor 11 communicates with the controller through wires. connected, the perimeter of the arc-shaped block 2 is an arc-shaped structure, and the bottom of the arc-shaped block 2 is a plane, and the sides of the two first arc-shaped plates 5 that are far away from each other are provided with a plurality of gears, and the gears are sequentially arranged from top to bottom set up.

Working principle: When it is necessary to change the size of the drilling radius, first start the telescopic motor 11, the telescopic motor 11 can drive the sliding rod 12 to slide on the inner wall of the first rectangular hole, and the sliding rod 12 drives the connecting rod 13 by rotating the rod. The position is moved, so that the horizontal angle between the connecting rod 13 and the sliding rod 12 is adjusted, and the connecting rod 13 can drive the fixed rod 16 to rotate on the fixed column 15, and then the angle between the two first arc-shaped plates 5 can be adjusted. Distance, so that the first arc-shaped plate 5 slides on the installation circular plate 10, under the cooperation of the first chute 3 at the bottom of the arc-shaped block 2 and the sliding column 4 at the top of the first arc-shaped plate 5, the first arc-shaped The plate 5 can drive the sliding column 4 to slide on the inner wall of the first chute 3, and at the same time, under the cooperation of the limiting plate 7 on the rectangular plate 8 and the installation groove 6, the limiting plate 7 slides on the inner wall of the installation groove 6 , and under the cooperation of the second limiting block and the limiting plate 7, the first arc-shaped plate 5 can be prevented from slipping out from the rectangular plate 8, so that the safety performance of the double-layer expanding diameter drilling device is high.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. Any equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (6)

1. a kind of civil engineering pile foundation construction double-deck expanding drilling equipment, including rotating shaft (9), the first arc (5) and square Shape plate (8), it is characterised in that the rotating shaft (9) is that drill bit (1) is connected with the top of hollow structure, and rotating shaft (9), described to bore The bottom of head (1) is provided with arc block (2), and the two bottom sides of the arc block (2) are equipped with the first chute (3), the arc block (2) circular hole is fixed in top provided with first, and the inwall of the first fixation circular hole is connected with rotating shaft (9), the arc block (2) Lower section is provided with two the first arcs (5), and two the first arcs (5) are located at the both sides of rotating shaft (9), two the first arcs respectively Shape plate (5) side close to each other is equipped with two fixed columns (15), and two fixed columns (15) are located at same level position, position Be provided with fix bar (16) between two fixed columns (15) of rotating shaft (9) the same side, and fix bar (16) two ends respectively with it is solid Fixed column (15) rotates connection, and two the first arc (5) sides close to each other are equipped with mounting groove (6), first arc The basal sliding of plate (5) is connected with installation plectane (10), and circular hole, and the are fixed in the top for installing plectane (10) provided with second The inwall of two fixation circular holes is connected with rotating shaft (9), and the top of first arc (5) is provided with slide post (4), and slide post (4) it is slidably connected with the inwall of the first chute (3), provided with two rectangular slabs (8), two squares between two the first arcs (5) Shape plate (8) is located at the top of the both sides of rotating shaft (9), and the bottom of rectangular slab (8) and installation plectane (10) and is connected respectively, described The both sides of rectangular slab (8) are equipped with limiting plate (7), and the periphery of limiting plate (7) and the inwall of mounting groove (6) are slidably connected, institute The both sides for stating rotating shaft (9) are equipped with the first rectangular opening, and the first rectangular opening is vertically arranged, fixed on the inwall of the rotating shaft (9) There is a telescope motor (11), and the output shaft of telescope motor (11) is connected with sliding bar (12), the sliding bar (12) is respectively with The inwall of one rectangular opening is slidably connected, and the two ends of sliding bar (12) are equipped with rotating bar, and the sliding bar (15) is by rotating Bar is rotatably connected to connecting rod (13), and the top of connecting rod (13) is connected with fix bar (16).

2. a kind of civil engineering pile foundation construction according to claim 1 is with double-deck expanding drilling equipment, it is characterised in that The both sides of the rotating shaft (9) are equipped with the first limited block (14), and limited block (14) is located at installation plectane (10) and arc block (2) Between, first limited block (14) and sliding bar (12) are engaged.

3. a kind of civil engineering pile foundation construction according to claim 1 is with double-deck expanding drilling equipment, it is characterised in that The second limited block is equipped with the both sides inwall of the mounting groove (6), and the second limited block is mutually leaned on positioned at two mounting grooves (6) Near side, second limited block and limiting plate (7) are engaged.

4. a kind of civil engineering pile foundation construction according to claim 1 is with double-deck expanding drilling equipment, it is characterised in that The telescope motor (11) is located at the first limited block (14) and installed between plectane (10), and telescope motor (11) by wire with Controller is connected.

5. a kind of civil engineering pile foundation construction according to claim 1 is with double-deck expanding drilling equipment, it is characterised in that The periphery of the arc block (2) is arcuate structure, and the bottom of arc block (2) is plane.

6. a kind of civil engineering pile foundation construction according to claim 1 is with double-deck expanding drilling equipment, it is characterised in that The side that two the first arcs (5) are located remotely from each other is equipped with multiple gears, and gear is set gradually from top to bottom.