CN216977712U

CN216977712U - Bridge engineering bored pile hole bottom sediment layer thickness detection device

Info

Publication number: CN216977712U
Application number: CN202122575297.2U
Authority: CN
Inventors: 王飞
Original assignee: Suqian Gaozhi Engineering Quality Inspection Co ltd
Current assignee: Suqian Gaozhi Engineering Quality Inspection Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-07-15
Anticipated expiration: 2031-10-26

Abstract

The utility model provides a bridge engineering bored pile hole bottom sediment layer thickness detection device, its characterized in that, includes kinking device, measuring stick, upper bracket, bracing piece, sliding sleeve, auxiliary stay pole, height adjusting device, stop device and base down, the kinking device includes fixed pulley and handle, links to each other with the kinking device through the fine rule of winding on the ring, the measuring stick includes scale and symmetric distribution's spacing groove, the bracing piece sets up under the base three groups altogether and is the annular array and distributes, bracing piece upper end links to each other with spacing slide bar through hexagon knob A, auxiliary stay pole passes through sliding sleeve and links to each other with the bracing piece, stop device includes spacing pulley and slide bar to be connected through the connecting rod. The device for detecting the thickness of the sediment layer at the bottom of the hole of the drilled pile in the bridge engineering, provided by the utility model, has the advantages of convenience in carrying, rapidness in measurement, high accuracy, simplicity in operation and the like, can be suitable for holes with the radius of 150CM and the depth of 240CM, and is high in universality.

Description

Bridge engineering bored pile hole bottom sediment layer thickness detection device

Technical Field

The utility model relates to the field of engineering measurement, in particular to a device for detecting the thickness of a sediment layer at the bottom of a drilled pile hole in bridge engineering.

Background

The bridge construction technology is mature gradually, the design is more and more refined, but the detection precision of the thickness of the sediment layer at the bottom of the hole of the current drilling pile is relatively low, so that the current drilling pile cannot adapt to more precise construction, and then a few flaws appear. On the other hand, the existing measurement technology is relatively complex, time and labor are wasted, and the situation that deformation is suddenly generated or the measuring reference silk thread falls off after the calibration is finished can occur, so that the final measurement result can be influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a device for detecting the thickness of a sediment layer at the bottom of a drilled pile hole in bridge engineering, which can determine the circle center of the hole through three foot rest pulleys within the radius of 150cm, saves time and manpower, and has less swing due to the limitation of a limiting device during measurement so as to more accurately measure.

In order to achieve the purpose of the utility model, the utility model adopts the technical scheme that:

the utility model provides a bridge engineering bored pile hole bottom sediment layer thickness detection device, its characterized in that includes kinking device 2, measuring stick 5, upper bracket 6, bracing piece 8, sliding sleeve 9, auxiliary support pole 10, height adjusting device 13, stop device 17 and lower base 28, kinking device 2 includes fixed pulley 1 and ring 4, measuring stick 5 includes scale 23 and symmetric distribution's spacing groove 22, links to each other with kinking device 2 through the fine rule of winding on ring 4, bracing piece 8 sets up and is distributed at base 28 three groups altogether and be annular array, 8 upper ends of bracing piece link to each other with spacing slide bar 12 through hexagon knob A7, auxiliary support pole 10 links to each other with bracing piece 8 through sliding sleeve 9, stop device 17 includes spacing pulley 18 and slide bar 20 to be connected through connecting rod 21.

As a modification, the maximum radius of the support rod 8 which can slide is 150 cm.

As a modification, the measuring stick 5 comprises scales 23 with a starting value of 75cm, and the error between each scale is not more than 0.5 mm.

As a modification, the limiting device 17 includes three limiting pulleys 18, wherein a pair of the limiting pulleys is axially symmetrically distributed by using a sliding rod 20 and connected by a connecting rod 21, and a single limiting pulley is immovable.

As an improvement, the top end of the limiting pulley 18 of the limiting device 17 is provided with a limiting plane.

As a modification, a butterfly nut 19 is arranged on one side of the limiting device 17 far away from the limiting pulley 18, and the butterfly nut 19 is arranged on the upper end face of the lower base 28 and on the axis of the sliding rod 20.

As a modification, the side surface of the sliding sleeve 9 connected with the auxiliary supporting rod 10 is a plane.

As a modification, a supporting foot 27 is arranged below the sliding sleeve 9, the supporting foot 27 comprises a height adjusting device 13, a supporting nail 15 and a pulley 16, and is connected with the supporting rod through a hexagonal knob B14, and a screw rod moving mechanism is arranged inside the height adjusting device 13.

The utility model has the beneficial effects that: the disassembly and the assembly are simple, and the carrying is convenient; the measuring speed is high, and the precision is high; the structure is simple, and the maintenance is convenient; the expansion radius is large, the expansion joint can be suitable for common bridge holes, and the universality is high.

Drawings

FIG. 1 is a schematic diagram of a half-section structure of a device for detecting the thickness of a sediment layer at the bottom of a hole of a drilled pile in bridge engineering;

FIG. 2 is a schematic top view of the structure of FIG. 1;

fig. 3 is an enlarged schematic view of a portion a shown in fig. 1.

Reference symbol comparison table:

1. a fixed pulley; 2. a winding device; 3. a handle; 4. a circular ring; 5. a measuring rod; 6. an upper support; 7. a hexagonal knob A; 8. a support bar; 9. a sliding sleeve; 10. an auxiliary support bar; 11. reading arrow; 12. a limiting sliding rod; 13. a height adjustment device; 14. a hexagonal knob B; 15. a support pin; 16. a pulley; 17. a limiting device; 18. a limiting pulley; 19. a butterfly nut; 20. a slide bar; 21. a connecting rod; 22. a limiting groove; 23. calibration; 24. a limiting rod; 26. a sliding limit groove; 27. supporting legs; 28. a lower base; 29. a thin wire.

Detailed Description

In order to make the content of the present invention more clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in fig. 1, the device for detecting the thickness of the sediment layer at the bottom of the hole of the drilled pile in bridge engineering is characterized by comprising a winding device 2, a measuring rod 5, an upper support 6, a support rod 8, a sliding sleeve 9, an auxiliary support rod 10, a height adjusting device 13, a limiting device 17 and a lower base 28, wherein the winding device 2 comprises a fixed pulley 1 and a circular ring 4, the measuring rod 5 comprises scales 23 and symmetrically distributed limiting grooves 22, the winding device 2 is connected with the fine wires 29 wound on the circular ring 4, the support rods 8 are arranged on the lower base 28 and distributed in three groups in an annular array, the upper end of each support rod 8 is connected with a limiting sliding rod 12 through a hexagonal knob a7, the auxiliary support rod 10 is connected with the support rod 8 through the sliding sleeve 9, and the limiting device 17 comprises a limiting pulley 18 and a sliding rod 20 and is connected through a connecting rod 21.

The maximum slidable radius of the support rod 8 is 150 cm.

The measuring stick 5 comprises scales 23 with a starting value of 75cm, and the error between each scale is not more than 0.5 mm.

The limiting device 17 comprises three limiting pulleys 18, wherein a pair of the limiting pulleys is distributed by taking a sliding rod 20 as an axis and is connected by a connecting rod 21, and one limiting pulley is immovable.

And a limiting plane is arranged at the top end of a limiting pulley 18 of the limiting device 17.

And a butterfly nut 19 is arranged on one side of the limiting device 17 far away from the limiting pulley 18, and the butterfly nut 19 is arranged on the upper end face of the lower base 28 and on the axis of the sliding rod 20.

The side surface of the sliding sleeve 9 connected with the auxiliary support rod 10 is a plane.

A supporting leg 27 is arranged below the sliding sleeve 9, the supporting leg 27 comprises a height adjusting device 13, a supporting nail 15 and a pulley 16, and is connected with the supporting rod through a hexagonal knob B14, and a screw rod moving mechanism is arranged inside the height adjusting device 13.

When the device works, the opening and closing angle of the supporting rod 8 is adjusted, so that the pulley 16 on the inner side 28 of the lower base is attached to the outer side of the waterproof steel pipe, then the supporting frame 8 is appropriately rotated to find the circle center, the hexagonal knob A7 is rotated to fix the circle center, then the device is kept in the horizontal position by adjusting the height adjusting device 13, when the device is placed stably, the butterfly nut is unscrewed, the sliding rod 20 is pulled, the limiting pulley 18 in the limiting device 17 is placed in the limiting groove 22, finally the measuring rod 5 connected with the silk thread is placed at the bottom of the hole by rotating the handle 3, and then the depth is determined by the reading arrow 11.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The device for detecting the thickness of the sediment layer at the hole bottom of the drilling pile in the bridge engineering is characterized by comprising a winding device (2), a measuring rod (5), an upper support (6), a supporting rod (8), a sliding sleeve (9), an auxiliary supporting rod (10), a height adjusting device (13), a limiting device (17) and a lower base (28), wherein the winding device (2) comprises fixed pulleys (1) and a circular ring (4), the measuring rod (5) comprises scales (23) and symmetrically distributed limiting grooves (22), the winding device (2) is connected with fine wires (29) wound on the circular ring (4), the supporting rods (8) are arranged on the lower base (28) in three groups and are distributed in an annular array manner, the upper end of the supporting rod (8) is connected with the limiting sliding rod (12) through a hexagonal knob A (7), and the auxiliary supporting rod (10) is connected with the supporting rod (8) through the sliding sleeve (9), the limiting device (17) comprises a limiting pulley (18) and a sliding rod (20) and is connected through a connecting rod (21).

2. The device for detecting the thickness of the sediment layer at the bottom of the hole of the drilling pile in the bridge engineering according to claim 1, wherein the maximum slidable radius of the support rod (8) is 150 cm.

3. The device for detecting the thickness of the sediment layer at the bottom of the hole of the drilling pile in the bridge engineering is characterized in that the measuring rod (5) comprises scales (23), the initial value of the scales is 75cm, and the error between every two scales is not more than 0.5 mm.

4. The device for detecting the thickness of the sediment layer at the bottom of the hole of the drilling pile in the bridge engineering according to claim 3, wherein the limiting device (17) comprises three limiting pulleys (18), one pair of which is axially symmetrically distributed by using a sliding rod (20) and is connected by a connecting rod (21).

5. The device for detecting the thickness of the sediment layer at the bottom of the hole of the drilling pile in the bridge engineering according to claim 4, wherein a limiting plane is arranged at the top end of a limiting pulley (18) of the limiting device (17).

6. The device for detecting the thickness of the sediment layer at the bottom of the drilled pile hole in the bridge engineering is characterized in that a butterfly nut (19) is arranged on one side, away from a limiting pulley (18), of the limiting device (17), and the butterfly nut (19) is arranged on the upper end face of a lower base (28) and on the axis of a sliding rod (20).

7. The device for detecting the thickness of the sediment layer at the bottom of the hole of the drilling pile in the bridge engineering according to claim 6, wherein the surface of the side surface of the sliding sleeve (9) connected with the auxiliary support rod (10) is a plane.

8. The device for detecting the thickness of the sediment layer at the bottom of the hole of the drilling pile in the bridge engineering according to claim 7, wherein a supporting leg (27) is arranged below the sliding sleeve (9), the supporting leg (27) comprises a height adjusting device (13), a supporting nail (15) and a pulley (16), and is connected with a supporting rod through a hexagonal knob B (14), and a screw rod moving mechanism is arranged inside the height adjusting device (13).