CN210134460U

CN210134460U - Pile foundation detection equipment for construction acceptance

Info

Publication number: CN210134460U
Application number: CN201822088383.9U
Authority: CN
Inventors: 高承成
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-13
Filing date: 2018-12-13
Publication date: 2020-03-10
Anticipated expiration: 2028-12-13

Abstract

The utility model discloses a pile foundation check out test set for construction acceptance, including experimental stake, the pile cap has been cup jointed to the position that the circumference outer wall of experimental stake is close to the top, and the position that one side inner wall of pile cap is close to experimental stake has the second reinforcing bar protecting net through the bolt fastening, there is first reinforcing bar protecting net through the bolt fastening on one side inner wall of pile cap, and just first reinforcing bar protecting net is located the second reinforcing bar protecting net directly over, there is the steel backing plate through the bolt fastening on the top outer wall of pile cap, and has hydraulic jack through the bolt fastening on the top outer wall of steel backing plate, there is the steel crossbeam through the bolt fastening on hydraulic jack's the top outer wall. The utility model discloses utilize the pile cap to protect the top of experimental stake, avoid pressure direct contact, inside reinforcing bar net bending resistance is effectual, is convenient for protect experimental stake, can survey the position of subsiding by subsiding the observation board, has improved the practicality of device, protects anchor pile, the auxiliary stay.

Description

Pile foundation detection equipment for construction acceptance

Technical Field

The utility model relates to a pile foundation check out test set technical field especially relates to a pile foundation check out test set for construction acceptance.

Background

With the continuous development of engineering projects such as roads, bridges and the like, the foundation of the engineering projects is a pile foundation. The pile foundation is the basis of whole engineering, regards the stability of whole engineering structure, consequently, the pile foundation is after the dress, in order to guarantee its quality, generally need test and accept to detect.

At present, the existing pile foundation detection equipment in the market mostly has the following defects in the using process: the test pile cannot be well protected, so that the test pile is damaged and subsequent detection is influenced. In conclusion, most of the existing pile foundation detection equipment cannot well meet the actual requirements.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the pile foundation check out test set for construction acceptance that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a pile foundation check out test set for construction acceptance, includes experimental stake, the pile cap has been cup jointed to the position that the circumference outer wall of experimental stake is close to the top, and the position that one side inner wall of pile cap is close to experimental stake has the second steel bar protection net through the bolt fastening, there is first steel bar protection net through the bolt fastening on one side inner wall of pile cap, and just first steel bar protection net is located the second steel bar protection net directly over, there is the steel backing plate through the bolt fastening on the top outer wall of pile cap, and has hydraulic jack through the bolt fastening on the top outer wall of steel backing plate, there is the steel crossbeam through the bolt fastening on the top outer wall of hydraulic jack, the benchmark roof beam that the equidistance distributes has been cup jointed on the circumference outer wall of experimental stake, and the position that one side outer wall of benchmark roof beam is close to both ends all has the benchmark stake that the equidistance distributes.

Furthermore, a dial indicator is fixed on the outer wall of one side of the test pile, close to the reference beam, through bolts.

Furthermore, a settlement observation plate is fixed on the outer wall of one side of the test pile, close to the pile cap, through bolts.

Furthermore, a first thick steel plate is fixed on one side of the outer wall of the top of the steel cross beam through bolts, and first pull rods distributed at equal intervals are fixed on the position, close to the first thick steel plate, of the outer wall of one side of the steel cross beam through bolts.

Furthermore, all weld first anchor pile on the bottom outer wall of first pull rod, and all be fixed with first anchor bar through the bolt on the both sides outer wall of first anchor pile.

Furthermore, a second thick steel plate is fixed to the position, far away from the first thick steel plate, of one side of the outer wall of the top of the steel cross beam through bolts, and second pull rods distributed equidistantly are fixed to the position, close to the second thick steel plate, of the outer wall of one side of the steel cross beam through bolts.

Furthermore, a second anchor pile is welded on the outer wall of the bottom of the second pull rod, and second anchor bars are fixed on the outer walls of two sides of the second anchor pile through bolts.

Further, steel ingots distributed at equal intervals are placed on the outer wall of the top of the steel beam.

The utility model has the advantages that:

1. through the pile cap, first reinforcing bar protecting mesh and the second reinforcing bar protecting mesh that set up, utilize the pile cap to protect the top of experimental stake, avoid pressure direct contact, the anti bending effect of inside reinforcing bar net is good, the protection of being convenient for experimental stake.

2. Through the settlement observation board that sets up, when the test stake received pressure, sink to in the soil, can obviously observe its position of subsiding by settling the observation board, improved the practicality of device.

3. Through the first anchor bar and the second anchor bar that set up, carry out the centre gripping to first anchor pile and second anchor pile fixed, protect the anchor pile, the auxiliary stay, the device novel structure, reasonable in design, low in manufacturing cost, convenient to use satisfies people's demand.

Drawings

Fig. 1 is a schematic cross-sectional structural view of a pile foundation detection device for construction acceptance of the present invention;

fig. 2 is a schematic view of a cross-sectional structure of a pile cap of a pile foundation detection device for construction acceptance of the present invention;

fig. 3 is the utility model provides a local structural sketch that overlooks for pile foundation check out test set's of construction acceptance.

In the figure: the method comprises the following steps of 1-test pile, 2-steel base plate, 3-hydraulic jack, 4-steel beam, 5-first thick steel plate, 6-first pull rod, 7-first anchor bar, 8-first anchor pile, 9-dial indicator, 10-settlement observation plate, 11-pile cap, 12-reference beam, 13-reference pile, 14-second anchor pile, 15-second anchor bar, 16-second pull rod, 17-second thick steel plate, 18-steel ingot, 19-first steel bar protection net and 20-second steel bar protection net.

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.

Referring to fig. 1-3, a pile foundation detection device for construction acceptance comprises a test pile 1, a pile cap 11 is sleeved on the circumferential outer wall of the test pile 1 near the top, a second reinforcing steel bar protection net 20 is fixed on the position of the inner wall of one side of the pile cap 11, which is close to the test pile 1, through bolts, a first reinforcing steel bar protection net 19 is fixed on the inner wall of one side of the pile cap 11 through bolts, and the first steel bar protection net 19 is positioned right above the second steel bar protection net 20, the steel backing plate 2 is fixed on the outer wall of the top of the pile cap 11 through bolts, and the top outer wall of the steel backing plate 2 is fixed with a hydraulic jack 3 through a bolt, the top outer wall of the hydraulic jack 3 is fixed with a steel beam 4 through a bolt, the circumferential outer wall of the test pile 1 is sleeved with reference beams 12 which are distributed at equal intervals, and the positions of the outer wall of one side of the reference beam 12, which are close to the two ends, are all fixed with reference piles 13 which are distributed at equal intervals through bolts.

In the utility model, a dial indicator 9 is fixed by bolts at the position of one side outer wall of the test pile 1 close to the reference beam 12, a settlement observation plate 10 is fixed by bolts at the position of one side outer wall of the test pile 1 close to the pile cap 11, a first thick steel plate 5 is fixed by bolts at one side of the top outer wall of the steel beam 4, first pull rods 6 distributed equidistantly are fixed by bolts at the position of one side outer wall of the steel beam 4 close to the first thick steel plate 5, first anchor piles 8 are welded on the bottom outer wall of the first pull rods 6, first anchor bars 7 are fixed by bolts at the outer walls of two sides of the first anchor piles 8, a second thick steel plate 17 is fixed by bolts at the position of one side outer wall of the top outer wall of the steel beam 4 far from the first thick steel plate 5, and second pull rods 16 distributed equidistantly are fixed by bolts at the position of one side outer wall of the steel beam 4 close to the second thick steel plate 17, second anchor pile 14 has been welded on the bottom outer wall of second pull rod 16, and all has second anchor bar 15 through the bolt fastening on the both sides outer wall of second anchor pile 14, placed equidistance distribution's steel ingot 18 on the top outer wall of steel crossbeam 4, during the use, stack counter weight steel ingot 18 to the symmetry on the platform on steel crossbeam 4 surface, carry out the pile foundation and detect, increase steel ingot 18 step by step, exert load to test pile 1 step by step at the pile bolck, observe and take notes its settlement.

The working principle is as follows: when the device is used, the counterweight steel ingots 18 are symmetrically stacked on a platform on the surface of the steel beam 4, pile foundation detection is carried out, the steel ingots 18 are increased step by step, a load is applied to the test pile 1 step by step on the pile top, the settlement amount of the test pile is observed and recorded, the settlement observation can be carried out through the settlement observation plate 10 until the test pile is damaged or the termination load meeting the design requirement is reached, Q-s and s-lgt curves are drawn, the curve form is analyzed, the vertical compression resistance limit bearing capacity of a single pile is determined, the settlement amount of the pile under the certain level of load can be measured by a contact pin of the dial indicator 9, analysis is convenient, and data are obtained.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A pile foundation detection device for construction acceptance check comprises a test pile (1) and is characterized in that a pile cap (11) is sleeved at a position, close to the top, of the circumferential outer wall of the test pile (1), a second reinforcing steel bar protection net (20) is fixed to a position, close to the test pile (1), of one side inner wall of the pile cap (11) through bolts, a first reinforcing steel bar protection net (19) is fixed to one side inner wall of the pile cap (11), the first reinforcing steel bar protection net (19) is located right above the second reinforcing steel bar protection net (20), a steel base plate (2) is fixed to the top outer wall of the pile cap (11) through bolts, a hydraulic jack (3) is fixed to the top outer wall of the steel base plate (2) through bolts, a steel cross beam (4) is fixed to the top outer wall of the hydraulic jack (3) through bolts, reference beams (12) distributed equidistantly are sleeved on the circumferential outer wall of the test pile (1), and the positions of the outer wall of one side of the reference beam (12) close to the two ends are all fixed with reference piles (13) which are distributed at equal intervals through bolts.

2. The pile foundation detection equipment for construction acceptance according to claim 1, wherein a dial indicator (9) is fixed to the position, close to the reference beam (12), of the outer wall of one side of the test pile (1) through bolts.

3. The pile foundation detection equipment for construction acceptance according to claim 1, wherein a settlement observation plate (10) is fixed to the outer wall of one side of the test pile (1) near the pile cap (11) by bolts.

4. The pile foundation detection equipment for construction acceptance according to claim 1, wherein a first thick steel plate (5) is fixed on one side of the outer wall of the top of the steel cross beam (4) through bolts, and first pull rods (6) which are distributed equidistantly are fixed on the position, close to the first thick steel plate (5), of the outer wall of one side of the steel cross beam (4) through bolts.

5. The pile foundation detection equipment for construction acceptance according to claim 4, wherein the outer walls of the bottoms of the first pull rods (6) are welded with first anchor piles (8), and the outer walls of two sides of each first anchor pile (8) are fixed with first anchor bars (7) through bolts.

6. The pile foundation detection equipment for construction acceptance according to claim 1, wherein a second thick steel plate (17) is fixed through bolts at a position, far away from the first thick steel plate (5), of one side of the outer wall of the top of the steel cross beam (4), and second pull rods (16) which are distributed equidistantly are fixed through bolts at a position, close to the second thick steel plate (17), of the outer wall of one side of the steel cross beam (4).

7. The pile foundation detection equipment for construction acceptance according to claim 6, wherein the second anchor pile (14) is welded on the outer wall of the bottom of the second pull rod (16), and second anchor ribs (15) are fixed on the outer walls of two sides of the second anchor pile (14) through bolts.

8. The pile foundation detection equipment for construction acceptance according to claim 1, wherein steel ingots (18) are placed on the outer wall of the top of the steel beam (4) and are distributed equidistantly.