CN210918932U

CN210918932U - Quick-centering cast-in-situ bored pile for building construction

Info

Publication number: CN210918932U
Application number: CN201921597779.4U
Authority: CN
Inventors: 陈超群; 方堃
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-07-03
Anticipated expiration: 2029-09-25

Abstract

The utility model provides a hole bored concrete pile of quick centering that construction used, includes rig, drilling rod and drill bit, and the drilling rod lower extreme is equipped with centering device, and centering device is including installing in the connecting portion of drilling rod left end, installing in the drilling rod right-hand member by connecting portion, and wherein connecting portion include the connector, by connecting portion including by the connector, by the rotation be connected with the positioning center inserted bar on the connector. The utility model discloses a hole bored concrete pile of quick centering that construction used utilizes the member to constitute a tripod, utilizes triangular principle to realize that waist limit such as two is first swinging arms, second swinging arms and realizes finding the position placed in the middle fast promptly, and keeps steady state after connecting, then utilizes the center of location inserted bar to realize quick centering, and convenient and fast is worth promoting.

Description

Quick-centering cast-in-situ bored pile for building construction

Technical Field

The utility model relates to a centering device, especially a hole bored concrete pile of quick centering that construction used.

Background

In the process of pile position centering of a bored pile, because the diameter of a drill bit or a drill rod is often much larger than the diameter of a measured pile position, when a pile position centering commander commands a pile driver to perform pile position centering, when the drill bit is close to the ground, the sight of the pile position centering commander is blocked, and the measured pile position cannot be seen in advance, so that the pile position centering accuracy is influenced, and the engineering quality is influenced.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a bored concrete pile of quick centering that building construction used, can solve the centering problem at drill bit center and stake position center fast, efficient, convenient and fast.

The utility model discloses a realize through following technical scheme.

The utility model provides a hole bored concrete pile of quick centering that construction used, which comprises a drilling rig, drilling rod and drill bit, the drilling rod lower extreme is equipped with centering device, centering device is including installing in the connecting portion of drilling rod left end, install in the connected portion by of drilling rod right-hand member, wherein connecting portion include first fixed rod group, rotate the first swinging arms of connecting in first fixed rod group end, non-rotation connects the one end of first fixed rod group on the first swinging arms and is equipped with the connector, include second fixed rod group by connecting portion, rotate the second swinging arms of connecting in second fixed rod group end, non-rotation connects the one end of second fixed rod group on the second swinging arms and is equipped with by the connector, it is connected with the location center inserted bar to rotate on the connector. Like this, such structural arrangement is in order to realize the quick centering of bored concrete pile before the operation, through the connector with by the connector realize first swinging arms and second swinging arms high-speed joint, both be the triangle-shaped setting between the second fixed link group after connecting promptly with first fixed link group, first swinging arms and second swinging arms's link is unanimous with the drill bit center, the central point promptly, then utilize location center inserted bar to insert in the central hole of seting up in advance on the stake position, so can realize quick centering, convenient and fast.

Furthermore, the first fixing rod group comprises a pair of first fixing rods distributed front and back, first fixing shafts are mounted on the outer end heads of the two first fixing rods, the first swinging rods are rotatably connected to the first fixing shafts, and a pair of first reinforcing ribs are mounted between the two first fixing rods. Like this, such setting is in order to realize that first swinging arms is swing connection setting, and rotates the fluency good, and first strengthening rib is in order to strengthen the bulk strength of first fixed rod group.

Furthermore, the second fixed rod group comprises a pair of second fixed rods distributed front and back, second fixed shafts are mounted on the outer end heads of the two second fixed rods, the second swinging rods are rotatably connected to the second fixed shafts, and a pair of second reinforcing ribs are mounted between the two second fixed rods. Like this, such setting is in order to realize that the second swinging arms is the swing and connects the setting, and rotates the fluency nature good, and the second strengthening rib is in order to strengthen the bulk strength of second fixed rod group.

Furthermore, the connector includes the slot that opens in first swinging arms and set up between two parties, and the slot lower extreme is equipped with a pair of auricle of connecting on first swinging arms, and it has first spacing hole to open between auricle and the first swinging arms. Like this, this structure is the structure of connector, holistic design mainly for the convenience with by the cooperation use of connector for it is effectual to connect the cooperation, thereby realizes the cooperation of being connected between first swinging arms and the second swinging arms, and can not appear the condition that both disjointed after connecting the cooperation.

Furthermore, the connector comprises a pair of inserting pieces inserted into the slots, the inserting pieces are provided with second limiting holes, an inserting shaft is arranged between the two inserting pieces, two ends of the inserting shaft are provided with telescopic plugs inserted into the second limiting holes, the inserting rod of the positioning center is rotatably connected to the inserting shaft and arranged between the two telescopic plugs, and the telescopic plugs are inserted into the first limiting holes. Like this, this structure is for the structure by the connector, and holistic design is mainly for the convenience of being used with the connector cooperation for it is effectual to connect the cooperation, thereby realizes the cooperation of being connected between first swinging arms and the second swinging arms, and can not appear the condition that both disjointed after connecting the cooperation.

Furthermore, a storage groove is formed in the second swing lever, wherein the positioning center insert lever is present in the storage groove. Therefore, the arrangement can prevent the positioning center inserted bar from being exposed to the outside in a non-use state, and good protection measures are taken.

Furthermore, a limit buckle is arranged in the storage groove, wherein the positioning center inserted rod is arranged in the first limit buckle. Therefore, the arrangement is convenient for the positioning center inserted bar to limit the positioning center inserted bar in the operating state, so that the positioning center inserted bar is arranged in the storage groove, the positioning center inserted bar is prevented from being exposed to the outside, and a good protection measure is taken.

Furthermore, the first limit buckle is made of rubber materials. Therefore, the arrangement facilitates the disassembly and the assembly of the positioning center inserted rod.

Furthermore, a pair of second limit buckles used for limiting the first swing rod and the second swing rod are arranged on the drill rod. Therefore, the rotation of the first swing rod and the second swing rod is convenient to limit in the working state, good protection measures are taken, and the first swing rod and the second swing rod are prevented from being damaged.

Furthermore, the second limit buckle is made of rubber materials. Therefore, the first swing rod and the second swing rod can be conveniently disassembled and assembled.

The utility model has the advantages that:

utilize the member to constitute a tripod, utilize triangular principle to realize two waist limits such as first swinging arms, second swinging arms and realize finding the position placed in the middle fast, and keep steady state after connecting, then utilize the center of location inserted bar to realize quick centering, convenient and fast is worth promoting.

Drawings

FIG. 1 is a schematic plan view of the present invention in a non-operating state;

FIG. 2 is an enlarged view of a portion A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of a portion B of FIG. 1 according to the present invention;

FIG. 4 is a schematic plan view of the insertion rod of the present invention;

FIG. 5 is a schematic plan view of a second oscillating rod according to the present invention;

fig. 6 is a schematic plan view of the present invention in the ready-to-operate state.

Description of reference numerals: the drilling machine comprises a drilling machine 1, a drill rod 2, a drill bit 3, a centering device 4, a connecting part 5, a connected part 6, a first fixed rod group 7, a first fixed rod 7-1, a first swing rod 8, a connector 9, a second fixed rod group 10, a second fixed rod 10-1, a second swing rod 11, a connected connector 12, a positioning center insert rod 13, a first fixed shaft 14, a first reinforcing rib 15, a second fixed shaft 16, a second reinforcing rib 17, an inserting groove 18, an outer ear 19, a first limiting hole 20, an inserting sheet 21, a second limiting hole 22, an inserting shaft 23, a telescopic plug 24, a storage groove 25, a first limiting buckle 26 and a second limiting buckle 27.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

With reference to the accompanying drawings:

example (b): ready for operation state

This kind of hole bored concrete pile in quick centering that construction used, including rig 1, drilling rod 2 and

drill bit

3, 2 lower extremes of drilling rod are equipped with centering device 4, centering device 4 is including installing in the connecting portion 5 of drilling rod 2 left end, install in the connected portion 6 by of drilling rod 2 right-hand member, wherein connecting portion 5 includes first fixed rod group 7, rotate and connect in the first swinging arms 8 of 7 ends of first fixed rod group, nonrotary connection is equipped with connector 9 in the one end of first fixed rod group 7 on first swinging arms 8, include second fixed rod group 10 by connecting portion 6, rotate and connect in the second swinging arms 11 of 10 ends of second fixed rod group, nonrotary connection is equipped with by connector 12 in the one end of second fixed rod group 10 on the second swinging arms 11, it is connected with location center inserted bar 13 to rotate on connector 12.

The first fixed rod group 7 comprises a pair of first fixed rods 7-1 distributed in the front-back direction, the outer ends of the two first fixed rods 7-1 are provided with first fixed shafts 14, the first swinging rod 8 is rotatably connected to the first fixed shafts 14, and a pair of first reinforcing ribs 15 is arranged between the two first fixed rods 7-1.

The second fixed rod group 10 comprises a pair of second fixed rods 10-1 distributed in the front-back direction, the outer ends of the two second fixed rods 10-1 are provided with second fixed shafts 16, the second swinging rod 11 is rotatably connected to the second fixed shafts 16, and a pair of second reinforcing ribs 17 is arranged between the two second fixed rods 10-1.

The connecting head 9 includes a slot 18 opened in the first swing lever 8 and disposed in the middle, a pair of outer ears 19 connected to the first swing lever 8 is disposed at the lower end of the slot 18, and a first limiting hole 20 is opened between the outer ears 19 and the first swing lever 8.

The connected head 12 comprises a pair of inserting pieces 21 inserted in the slot 18, a second limiting hole 22 is formed on the inserting pieces 21, an inserting shaft 23 is arranged between the two inserting pieces 21, telescopic plugs 24 inserted in the second limiting hole 22 are arranged at two ends of the inserting shaft 23, the positioning center inserting rod 13 is rotatably connected to the inserting shaft 23 and arranged between the two telescopic plugs 24, and the telescopic plugs 24 are inserted in the first limiting hole 20.

When in use, firstly a pair of first fixed rods 7-1 and a pair of second fixed rods 10-1 are arranged on a drill rod 2 and are transversely arranged, then a first swinging rod 8 is rotatably connected between the two first fixed rods 7-1, a second swinging rod 11 is rotatably connected between the two second fixed rods 10-1, then the using positions of the first swinging rod 8 and the second swinging rod 11 are adjusted through rotation, so that a connected head 12 is inserted into the connecting head 9, namely an inserting sheet 21 is inserted into an inserting groove 18, then an expansion plug 24 of an inserting rod 23 is inserted into a first limiting hole 20, the two are quickly connected through the arrangement, the whole is in triangular arrangement after being connected, meanwhile, the connected head 12 is inserted into the connecting head 9, so that the central line of a positioning center inserting rod 13 is superposed with the central line of the drill rod 2, and the center can be quickly confirmed, then, the positioning center inserted rod 13 is inserted into a center hole formed in the pile position, so that centering arrangement can be realized, and then operation can be realized.

Example (b): operating state

The second pivoting lever 11 has a storage slot 25 formed therein, wherein the positioning center insert lever 13 is present in the storage slot 25.

A limit catch 26 is mounted in the storage groove 25, wherein the positioning central plunger 13 is present in the first limit catch 26.

The first stopper 26 is made of rubber.

A pair of second limit buckles 27 for limiting the first swing rod 8 and the second swing rod 11 are arranged on the drill rod 2.

The second position-limiting buckle 27 is made of rubber.

When the positioning device is used, the positioning center inserted rod 13 rotates anticlockwise through rotation and rotates into the storage groove 25 to prevent the positioning center inserted rod 13 from being exposed outside, and meanwhile, in order to prevent the force influence generated in the operation, a first limit buckle 26 is arranged, the positioning center inserted rod 13 can be buckled in the first limit buckle 26, and good protection measures are taken for the positioning center inserted rod 13.

The above embodiments are only for illustrating the technical conception and the features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a hole bored concrete pile of quick centering that construction used, includes rig (1), drilling rod (2) and drill bit (3), characterized by: the lower end of the drill rod (2) is provided with a centering device (4), the centering device (4) comprises a connecting part (5) arranged at the left end of the drill rod (2) and a connected part (6) arranged at the right end of the drill rod (2), wherein the connecting part (5) comprises a first fixed rod group (7) and a first swinging rod (8) which is rotatably connected with the end of the first fixed rod group (7), one end of the first swinging rod (8) which is non-rotatably connected with the first fixed rod group (7) is provided with a connecting head (9), the driven part (6) comprises a second fixed rod group (10) and a second swinging rod (11) which is rotatably connected to the end of the second fixed rod group (10), the second swinging rod (11) is non-rotatably connected to one end of the second fixed rod group (10) and is provided with a driven connector (12), and the driven connector (12) is rotatably connected with a positioning center inserted rod (13).

2. The rapid centering cast-in-place pile for building construction according to claim 1, wherein: the first fixing rod group (7) comprises a pair of first fixing rods (7-1) distributed in the front-back direction, the outer ends of the two first fixing rods (7-1) are provided with first fixing shafts (14), the first swinging rod (8) is rotatably connected to the first fixing shafts (14), and a pair of first reinforcing ribs (15) is arranged between the two first fixing rods (7-1).

3. The rapid centering cast-in-place pile for building construction according to claim 2, wherein: the second fixed rod group (10) comprises a pair of second fixed rods (10-1) distributed in the front and back direction, the outer ends of the two second fixed rods (10-1) are provided with second fixed shafts (16), the second swinging rod (11) is rotatably connected onto the second fixed shafts (16), and a pair of second reinforcing ribs (17) is arranged between the two second fixed rods (10-1).

4. The rapid centering cast-in-place pile for building construction according to claim 3, wherein: connector (9) are including opening slot (18) in first swinging arms (8) and set up between two parties, and slot (18) lower extreme is equipped with a pair of auricle (19) of connecting on first swinging arms (8), it has first spacing hole (20) to open between auricle (19) and first swinging arms (8).

5. The rapid centering cast-in-place pile for building construction according to claim 4, wherein: by connector (12) including inserting a pair of inserted sheet (21) in slot (18), it has spacing hole of second (22) to open on inserted sheet (21), is equipped with between two inserted sheet (21) and inserts axle (23), inserts axle (23) both ends and is equipped with and inserts flexible plug (24) in spacing hole of second (22), wherein location center inserted bar (13) rotate connect in inserting axle (23) and arrange in between two flexible plug (24), flexible plug (24) are inserted in first spacing hole (20).

6. The rapid centering cast-in-place pile for building construction according to claim 5, wherein: a storage groove (25) is formed in the second swing lever (11), and the positioning center insert lever (13) is arranged in the storage groove (25).

7. The rapid centering cast-in-place pile for building construction according to claim 6, wherein: a limit buckle (26) is arranged in the storage groove (25), wherein the positioning center inserted rod (13) exists in the first limit buckle (26).

8. The rapid centering cast-in-place pile for building construction according to claim 7, wherein: the first limit buckle (26) is made of rubber materials.

9. The rapid centering cast-in-place pile for building construction according to claim 8, wherein: and a pair of second limit buckles (27) used for limiting the first swinging rod (8) and the second swinging rod (11) are arranged on the drill rod (2).

10. The rapid centering cast-in-place pile for building construction according to claim 9, wherein: the second limit buckle (27) is made of rubber materials.