CN213175621U - Pile foundation hole depth measuring device for pile foundation construction - Google Patents

Abstract

The utility model discloses a pile foundation hole degree of depth measuring device for pile foundation construction, including bracing piece and scale mark, the protective housing is installed to the below of bracing piece, and the internally mounted of protective housing has and drives actuating cylinder, the lower extreme that drives actuating cylinder is connected with the telescopic link, the lower extreme of telescopic link is connected with the measurement base, and measures the up end of base and seted up the draw-in groove, the internally mounted of measuring the base has the carriage, the compression post is all installed at both ends about the carriage, and the compression post is close to the position of the vertical central line of carriage and installs return spring, the poker rod is all installed to return spring's the preceding terminal surface left and right sides, fastening spring is installed to the lower extreme of compression post. This pile foundation hole degree of depth measuring device draw-in groove for construction of pile foundation is convenient to take out the compression post from measuring the base is inside, can change the relative distance between the compression post through return spring, and the convenience is carried out the dismouting to measuring the base, conveniently goes out to carry.

Description

Pile foundation hole depth measuring device for pile foundation construction

Technical Field

The utility model relates to a measuring device technical field specifically is a pile foundation hole depth of hole measuring device for pile foundation construction.

Background

The pile foundation is a deep foundation consisting of piles and pile bearing platforms connected with the pile tops or a single pile foundation connected with the pile foundation by columns, which is called the pile foundation for short. If the pile body is completely buried in the soil and the bottom surface of the bearing platform is contacted with the soil body, the pile body is called a low bearing platform pile foundation; when the upper part of the pile body is exposed out of the ground and the bottom of the pile cap is positioned above the ground, the pile body is called a high pile cap pile foundation. The building pile foundation is usually a low-cap pile foundation, and the pile foundation hole is a hole drilled for a cast-in-place concrete pile for reinforcing an underground foundation and improving the bearing capacity and the seismic capacity of the building foundation.

The existing pile foundation hole depth measurement mainly adopts manual measurement, the measurement efficiency is low, the precision is poor, the automatic production is not facilitated, the size of the measurement equipment is large, the outdoor measurement is carried difficultly, the use requirements of people cannot be well met, and technical innovation is performed on the basis of the existing pile foundation hole depth measurement device under the condition.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pile foundation hole depth measuring device for pile foundation construction to propose current measurement technique and mainly adopt manual measurement in solving above-mentioned background, measurement of efficiency is low, the precision is poor, is unfavorable for automated production, and the measuring equipment volume is great, carries more difficultly when carrying out outdoor measurement, can not be fine satisfies people's user demand problem.

In order to achieve the above object, the utility model provides a following technical scheme: a pile foundation hole depth measuring device for pile foundation construction comprises a supporting rod and scale marks, wherein the left end and the right end of the supporting rod are both connected with extension rods, and the position of the extension rod far away from the horizontal central line of the support rod is provided with a fastening bolt, a bayonet is arranged below the extension rod, a protective box is arranged below the support rod, and a driving cylinder is arranged in the protective box, the lower end of the driving cylinder is connected with a telescopic rod, the lower end of the telescopic rod is connected with a measuring base, the upper end surface of the measuring base is provided with a clamping groove, the inside of the measuring base is provided with a connecting frame, the left end and the right end of the connecting frame are both provided with a compression column, and the compression column is close to the position of the vertical central line of the connecting frame and is provided with a return spring, the left side and the right side of the front end surface of the return spring are provided with poke rods, and the lower end of the compression column is provided with a fastening spring.

Preferably, the structure of extension rod is interior hollow structure, and constitutes tensile structure between extension rod and the bracing piece.

Preferably, drive actuating cylinder and pass through to constitute extending structure between telescopic link and the measurement base, and the scale mark evenly distributed along the outer wall of telescopic link.

Preferably, the clamping groove coincides with the vertical center line of the telescopic rod, and the fastening springs are symmetrically distributed about the vertical center line of the connecting frame.

Preferably, an elastic structure is formed between the compression columns and the return spring, and the compression columns are symmetrically distributed around the vertical center line of the measuring base.

Preferably, the bayonet is matched with the protective box, and the poke rod is symmetrically distributed about the vertical center line of the return spring.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses being provided with the extension rod and being interior hollow structure, can stretching mutually with the bracing piece, so can change the whole length of bracing piece to adapt to multiple pile foundation hole and use, drive actuating cylinder can drive the measurement base through the telescopic link and stretch out and draw back, so can send the measurement base into pile foundation hole bottom, measure the pile foundation hole through the scale mark line, solved the manual measurement inefficiency, the precision is poor, is unfavorable for the problem of automated production;

2. the utility model discloses being provided with the draw-in groove and conveniently taking out the compression post from measuring the base inside, fastening spring can send ascending elasticity and support the compression post tightly inside the draw-in groove, increases the steadiness when the telescopic link uses, can change the relative distance between the compression post through return spring, conveniently carries out the dismouting to measuring the base, so can dismantle the shrink with the device, conveniently goes out to carry, has avoided measuring equipment volume great, carries more arduous problem when carrying out outdoor measurement;

3. the utility model discloses be provided with the bayonet socket and put just to the less volume after the device shrink, conveniently operate receiving and releasing of return spring through the poker rod, greatly increased this kind of pile foundation hole depth of hole measuring device for pile foundation construction's practicality.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of the internal cross-sectional structure of the measuring base of the present invention;

FIG. 3 is a schematic side view of the support rod of the present invention;

fig. 4 is a schematic view of the external structure of the support rod of the present invention;

fig. 5 is a schematic structural view after the storage of the present invention.

In the figure: 1. a support bar; 2. an extension rod; 3. fastening a bolt; 4. a driving cylinder; 5. a protective box; 6. a telescopic rod; 7. scale lines; 8. a measuring base; 9. a poke rod; 10. a card slot; 11. compressing the column; 12. a return spring; 13. a fastening spring; 14. a bayonet; 15. and (7) connecting the frames.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a pile foundation hole depth measuring device for pile foundation construction comprises a supporting rod 1 and scale marks 7, wherein the left end and the right end of the supporting rod 1 are both connected with extension rods 2, fastening bolts 3 are installed at positions, away from the horizontal center line of the supporting rod 1, of the extension rods 2, the extension rods 2 are of an internal hollow structure, a stretching structure is formed between the extension rods 2 and the supporting rod 1, the extension rods 2 are of an internal hollow structure and can be stretched with the supporting rod 1 mutually, and therefore the overall length of the supporting rod 1 can be changed to adapt to use of various pile foundation holes;

a bayonet 14 is formed below the extension rod 2, a protection box 5 is installed below the support rod 1, a driving cylinder 4 is installed inside the protection box 5, the lower end of the telescopic rod 6 is connected with a measuring base 8, a clamping groove 10 is formed in the upper end face of the measuring base 8, a connecting frame 15 is installed inside the measuring base 8, the driving cylinder 4 forms a telescopic structure through the telescopic rod 6 and the measuring base 8, scale marks 7 are uniformly distributed along the outer wall of the telescopic rod 6, the driving cylinder 4 can drive the measuring base 8 to stretch through the telescopic rod 6, the measuring base 8 can be conveyed into the bottom of a pile foundation hole, the pile foundation hole is measured through the scale marks 7, and the problems that manual measurement is low in efficiency and precision and is not beneficial to automatic production are solved;

the left end and the right end of the connecting frame 15 are both provided with the compression columns 11, the positions, close to the vertical central line of the connecting frame 15, of the compression columns 11 are provided with the return springs 12, elastic structures are formed between the compression columns 11 and the return springs 12, the compression columns 11 are symmetrically distributed about the vertical central line of the measuring base 8, the relative distance between the compression columns 11 can be changed through the return springs 12, the measuring base 8 is convenient to disassemble and assemble, the device can be disassembled and contracted, the device is convenient to carry out, and the problems that measuring equipment is large in size and is difficult to carry when outdoor measurement is carried out are solved;

the poking rods 9 are respectively arranged on the left side and the right side of the front end face of the return spring 12, the bayonet 14 is used for contracting the device to a smaller volume, the poking rods 9 are used for conveniently retracting and releasing the return spring 12, and the practicability of the pile foundation hole depth measuring device for pile foundation construction is greatly improved;

fastening spring 13 is installed to the lower extreme of compression post 11, and draw-in groove 10 coincides mutually with the vertical central line of telescopic link 6, and fastening spring 13 is the symmetric distribution about the vertical central line of carriage 15, and draw-in groove 10 is convenient takes out compression post 11 from measuring base 8 is inside, and fastening spring 13 can send ascending elasticity and support compression post 11 tightly inside draw-in groove 10, the steadiness when increasing telescopic link 6 and using.

The working principle is as follows: when the pile foundation hole depth measuring device for pile foundation construction is used, firstly, the length of the supporting rod 1 is adjusted according to the diameter of a pile foundation hole, the extension rod 2 is of an internal hollow structure, the extension rod 2 is stretched towards two sides of the supporting rod 1 and then is fixed by the fastening bolt 3 after being stretched to a proper position, the supporting rod 1 is placed at the position of the pile foundation hole, the driving cylinder 4 is started, the driving cylinder 4 drives the measuring base 8 to move towards the bottom of the pile foundation hole through the telescopic rod 6, the protective box 5 plays a role in protecting the driving cylinder 4, the phenomenon that the service life of the driving cylinder 4 is influenced by collision of the driving cylinder 4 is avoided, the driving cylinder 4 is closed when the bottom of the pile foundation hole is reached, the pile foundation hole depth data can be obtained through the data on the scale mark 7, the measuring base 8 and the protective box 5 are at a fixed height, therefore, the pile foundation hole depth is the, avoided manual measurement's inefficiency, poor precision, after the measurement, poker rod 9 contracts return spring 12, compression post 11 moves to the 15 intermediate positions of link frame along with return spring 12, can take out compression post 11 from measuring 8 insides of base, contract extension rod 2 to the position that is close to bracing piece 1 middle part again, bayonet 14 and guard box 5 size coincide this moment, be convenient for contract extension rod 2 to the shortest, so can dismantle the shrink to less volume with the device, conveniently go out to carry, fastening spring 13 sends out ascending elasticity and supports tight compression post 11 inside draw-in groove 10, the steadiness when increasing telescopic link 6 uses, this is exactly this pile foundation hole depth measuring device's for construction theory of operation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a pile foundation hole depth measuring device for pile foundation construction, includes bracing piece (1) and scale mark (7), its characterized in that: the novel adjustable support rod is characterized in that the left end and the right end of the support rod (1) are both connected with an extension rod (2), the extension rod (2) is far away from the position of the horizontal center line of the support rod (1) and is provided with a fastening bolt (3), a bayonet (14) is arranged below the extension rod (2), a protection box (5) is arranged below the support rod (1), a driving cylinder (4) is arranged inside the protection box (5), the lower end of the driving cylinder (4) is connected with a telescopic rod (6), a scale mark (7) is arranged on the outer wall of the telescopic rod (6), the lower end of the telescopic rod (6) is connected with a measuring base (8), a clamping groove (10) is arranged on the upper end face of the measuring base (8), a connecting frame (15) is arranged inside the measuring base (8), compression columns (11) are arranged at the left end and the right end of the connecting frame (15), and return springs (12) are arranged at the positions, which, poke rods (9) are installed on the left side and the right side of the front end face of the return spring (12), and fastening springs (13) are installed at the lower ends of the compression columns (11).

2. The pile foundation hole depth measuring device for pile foundation construction according to claim 1, characterized in that: the structure of the extension rod (2) is an internal hollow structure, and a stretching structure is formed between the extension rod (2) and the support rod (1).

3. The pile foundation hole depth measuring device for pile foundation construction according to claim 1, characterized in that: the driving cylinder (4) forms a telescopic structure with the measuring base (8) through the telescopic rod (6), and the scale marks (7) are uniformly distributed along the outer wall of the telescopic rod (6).

4. The pile foundation hole depth measuring device for pile foundation construction according to claim 1, characterized in that: the clamping groove (10) is coincided with the vertical central line of the telescopic rod (6), and the fastening springs (13) are symmetrically distributed about the vertical central line of the connecting frame (15).

5. The pile foundation hole depth measuring device for pile foundation construction according to claim 1, characterized in that: an elastic structure is formed between the compression column (11) and the return spring (12), and the compression column (11) is symmetrically distributed about the vertical center line of the measuring base (8).

6. The pile foundation hole depth measuring device for pile foundation construction according to claim 1, characterized in that: the bayonet (14) is matched with the protective box (5), and the poking rod (9) is symmetrically distributed about the vertical center line of the return spring (12).

Images