CN217585770U

CN217585770U - Pile hole perpendicularity detection device

Info

Publication number: CN217585770U
Application number: CN202220570919.4U
Authority: CN
Inventors: 宋帅; 张乔景; 高永丰; 邢飞云; 谭思思
Original assignee: China Shanxi Sijian Group Co Ltd
Current assignee: China Shanxi Sijian Group Co Ltd
Priority date: 2022-03-16
Filing date: 2022-03-16
Publication date: 2022-10-14
Anticipated expiration: 2032-03-16

Abstract

The utility model belongs to the technical field of pile foundation building engineering, in particular to a pile hole verticality detection device; the method comprises the following steps: the device comprises a pile casing, a detection support and a hole measuring device, wherein the pile casing is arranged above a pile hole, the pile casing and the pile hole are concentrically arranged, the detection support is concentrically arranged above the pile casing, a rope releasing base is arranged at the central position of the top of the detection support, a rope penetrating hole matched with a steel wire rope is formed in the center of the rope releasing base, the hole measuring device is connected with the bottom end of the steel wire rope, and the axis of the bottom of the rope releasing base is rotatably connected with a verticality measuring assembly; the utility model is simple in operation, it is high to measure the precision, easy dismounting.

Description

Pile hole perpendicularity detection device

Technical Field

The utility model belongs to the technical field of pile foundation building engineering, concretely relates to stake hole straightness detection device that hangs down.

Background

The construction of the cast-in-place pile comprises pore-forming and pile-forming, the pore-forming construction is completed in the ground and water, the quality is difficult to control, and the quality of the pore-forming performance is directly related to the pore-forming effect after concrete pouring. The inclination of the pile hole changes the vertical performance of the pile, restricts the exertion of the bearing capacity of the pile foundation, and the inclination of the hole also easily causes the conditions of difficult lifting of a reinforcement cage, hole collapse, insufficient thickness of a reinforcement protective layer and the like; therefore, the quality inspection work of the cast-in-place pile pore-forming is very important for the pile-forming quality before the concrete is poured.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes prior art exists not enough, provides a stake hole straightness detection device that hangs down.

In order to solve the technical problem, the utility model discloses a technical scheme be:

a pile hole perpendicularity detection device comprises: the device comprises a pile casing, a detection support and a hole measuring device, wherein the pile casing is arranged above a pile hole and concentrically arranged with the pile hole, the detection support is concentrically arranged above the pile casing, a rope releasing base is arranged at the center of the top of the detection support, a rope penetrating hole matched with a steel wire rope is formed in the center of the rope releasing base, the hole measuring device is connected with the bottom end of the steel wire rope, and the axis of the bottom of the rope releasing base is rotatably connected with a verticality measuring assembly.

Preferably, the detection support includes annular frame and connecting rod, annular frame is provided with a plurality of landing legs downwards along the circumference, the connecting rod is provided with a plurality of along the circumference hoop, connecting rod one end and annular frame welded fastening, the other end with put rope base fixed connection.

Preferably, the upper surface of the rope releasing base is provided with a rope releasing pulley.

Preferably, the rope releasing pulley is tangent to a straight line where a rope threading hole formed in the rope releasing base is located.

Preferably, the verticality measuring assembly comprises a rotary table, an angle ruler and a sliding sleeve ring, a rotating groove matched with the rotary table is formed in the bottom of the rope releasing base, the rotary table is rotatably arranged in the rotating groove, the angle ruler is fixedly arranged below the rotary table, the sliding sleeve ring is slidably arranged on the angle ruler, and a through hole matched with the steel wire rope is formed in the center of the sliding sleeve ring.

Preferably, the sliding lantern ring is made of transparent plastic materials.

Preferably, the hole measurer comprises annular ribs and vertical ribs, the vertical ribs are perpendicular to the planes of the annular ribs and are welded and fixed with the annular ribs, and six vertical ribs are equidistantly arranged along the circumferential direction of the annular ribs.

Preferably, the diameter of the annular rib is smaller than the diameter of the pile hole by 20mm, and the length of the vertical rib is 3-4 times of the diameter of the pile hole.

Compared with the prior art, the utility model beneficial effect who has is:

1. the utility model can be supported above the pile hole by adopting the detection bracket with the annular structure, thereby ensuring that the steel wire rope is kept at the central position of the pile hole;

2. the utility model can stably receive and release the steel wire rope through the rope releasing pulley;

3. the rotary disc adopted by the utility model can rotate on the rope releasing base, so that the angle ruler can measure the offset angle of the steel wire rope no matter the steel wire rope is offset to any angle;

4. the utility model discloses an annular muscle can make the hole measuring device laminating stake hole remove, is that wire rope's skew angle is the same with the straightness that hangs down in stake hole, and vertical muscle can make the better laminating stake hole of hole measuring device, guarantees the measuring degree of accuracy.

Drawings

The present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the present invention in use;

FIG. 3 is a top view of a portion of the detecting bracket of the present invention;

FIG. 4 is a partial bottom view of the verticality detecting assembly of the present invention;

fig. 5 is a schematic diagram of the structure of the hole measuring device of the present invention.

In the figure: the device comprises a protective cylinder 1, a detection support 2, a rope releasing base 3, a rope releasing pulley 4, a steel wire rope 5, a hole measurer 6, an annular frame 7, a supporting leg 8, a connecting rod 9, a turntable 10, a bevel protractor 11, a sliding lantern ring 12, an annular rib 13 and a vertical rib 14.

Detailed Description

As shown in fig. 1-5, a perpendicularity detecting device for pile hole includes: the device comprises a pile casing 1, a detection support 2 and a hole measuring device 6, wherein the pile casing 1 is arranged above a pile hole, the pile casing 1 and the pile hole are concentrically arranged, the detection support 2 is concentrically arranged above the pile casing, a rope releasing base 3 is arranged at the center of the top of the detection support 2, a rope penetrating hole matched with a steel wire rope 5 is formed in the center of the rope releasing base 3, the hole measuring device 6 is connected with the bottom end of the steel wire rope 5, and the bottom axis of the rope releasing base 3 is rotatably connected with a verticality measuring assembly; and (3) lowering the hole measuring device 6 into the pile hole, lowering the hole measuring device 6 along the angle of the pile hole, and enabling the inclination angle of the steel wire rope 5 to be consistent with that of the pile hole.

Detect support 2 and include annular frame 7 and connecting rod 9, annular frame 7 is provided with a plurality of landing legs downwards along the circumference, and connecting rod 9 is provided with a plurality of along the circumference hoop, and connecting rod 9 one end and annular frame 7 welded fastening, the other end with put 3 fixed connection of rope base.

The upper surface of the rope releasing base 3 is provided with a rope releasing pulley 4; the rope releasing pulley 4 is fixed on the upper surface of the rope releasing base 3 through a bracket in a welding mode.

The rope releasing pulley 4 is tangent to a straight line where a rope threading hole is formed in the rope releasing base 3.

The verticality measuring assembly comprises a rotary disc 10, an angle ruler 11 and a sliding lantern ring 12, a rotating groove matched with the rotary disc 10 is formed in the bottom of the rope releasing base 3, the rotary disc 10 rotates and is arranged in the rotating groove, the angle ruler 11 is fixedly arranged below the rotary disc 10, the sliding lantern ring 12 is arranged on the angle ruler 11 in a sliding mode, and a through hole matched with the steel wire rope 5 is formed in the center of the sliding lantern ring 12. The steel wire rope 5 penetrates through the sliding sleeve ring 12, when the steel wire rope 5 inclines along with any direction of movement of the verticality measuring assembly, the angle ruler 11 capable of rotating rotates along with the steel wire rope 5, the steel wire rope 5 is attached to the angle ruler 11 all the time, and measuring accuracy is guaranteed.

The sliding collar 12 is made of transparent plastic material. The sliding collar 12 may be made of wear-resistant transparent plastic material, which is advantageous for reading the angle ruler 11.

The hole measuring device 6 comprises an annular rib 13 and vertical ribs 14, the vertical ribs 14 are perpendicular to the plane of the annular rib 13 and are welded and fixed with the annular rib 13, and six vertical ribs 14 are arranged at equal intervals along the circumferential direction of the annular rib 13.

The diameter of the annular rib 13 is 20mm smaller than that of the pile hole, and the length of the vertical rib 14 is 3-4 times of that of the pile hole.

The utility model discloses the use flow is as follows: the pile casing 1 and the detection support 2 are concentrically erected on a pile hole, a steel wire rope 5 penetrates through a rope penetrating hole in the center of the rope unwinding base 3 and a through hole in the center of the sliding sleeve ring 12 and then is bolted and fixed at the center of the top of the hole measuring device 6, the hole measuring device 6 matched with the diameter of the pile hole is kept at the position of the pile hole, at the moment, the position of the sliding sleeve ring 12 is the bottommost part of the angle scale 11, namely, the initial position of the steel wire rope 5 is a vertical position, then the hole measuring device 6 is started to be put down, the vertical degree of the hole measuring device 6 in the pile hole can be synchronously deviated with the pile hole, the steel wire rope 5 is driven to deviate, the steel wire rope 5 can drive the sliding sleeve ring 12 to slide and deviate on the angle scale 11, and the position of the sliding sleeve ring 12 can visually reflect the deviation angle value of the steel wire rope 5.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. The utility model provides a straightness detection device hangs down in stake hole which characterized in that includes: the device comprises a pile casing (1), a detection support (2) and a hole measuring device (6), wherein the pile casing (1) is arranged above a pile hole, the pile casing (1) and the pile hole are arranged concentrically, the detection support (2) is erected above the pile casing concentrically, a rope releasing base (3) is arranged at the center of the top of the detection support (2), a rope penetrating hole matched with a steel wire rope (5) is formed in the center of the rope releasing base (3), the hole measuring device (6) is connected with the bottom end of the steel wire rope (5), and a perpendicularity measuring assembly is rotatably connected with the axis of the bottom of the rope releasing base (3).

2. The pile hole perpendicularity detecting device according to claim 1, characterized in that the detecting support (2) comprises an annular frame (7) and a connecting rod (9), the annular frame (7) is provided with a plurality of support legs (8) downwards along the circumference, the connecting rod (9) is provided with a plurality of support legs along the circumferential ring direction, one end of the connecting rod (9) is fixedly welded with the annular frame (7), and the other end of the connecting rod is fixedly connected with the rope releasing base (3).

3. The pile hole perpendicularity detecting device according to claim 1, characterized in that a rope releasing pulley (4) is arranged on the upper surface of the rope releasing base (3).

4. The pile hole perpendicularity detecting device according to claim 3, wherein the rope releasing pulley (4) is tangentially arranged with respect to a straight line of a rope penetrating hole formed in the rope releasing base (3).

5. The pile hole perpendicularity detecting device according to claim 1, characterized in that the perpendicularity measuring assembly comprises a rotary table (10), an angle ruler (11) and a sliding sleeve ring (12), a rotary groove matched with the rotary table (10) is formed in the bottom of the rope releasing base (3), the rotary table (10) is rotatably arranged in the rotary groove, the angle ruler (11) is fixedly arranged below the rotary table (10), the sliding sleeve ring (12) is slidably arranged on the angle ruler (11), and a through hole matched with the steel wire rope (5) is formed in the center of the sliding sleeve ring (12).

6. The pile hole perpendicularity detecting device according to claim 5, characterized in that the sliding sleeve ring (12) is made of transparent plastic material.

7. The pile hole perpendicularity detecting device according to claim 1, characterized in that the hole measuring device (6) comprises an annular rib (13) and vertical ribs (14), the vertical ribs (14) are welded and fixed with the annular rib (13) perpendicular to the plane of the annular rib (13), and six vertical ribs (14) are arranged at equal intervals along the circumferential direction of the annular rib (13).

8. The pile hole perpendicularity detecting device according to claim 7, characterized in that the diameter of the annular rib (13) is 20mm smaller than that of the pile hole, and the length of the vertical rib (14) is 3-4 times of the diameter of the pile hole.