CN213836763U

CN213836763U - Pile foundation static load detection bearing adjusting device

Info

Publication number: CN213836763U
Application number: CN202021766372.2U
Authority: CN
Inventors: 张振国; 刘炳坤; 夏克荣; 张鹏; 韩正信; 李峰; 丁善成
Original assignee: Qingdao Chengda Engineering Testing Co ltd
Current assignee: Qingdao Chengda Engineering Testing Co ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-07-30
Anticipated expiration: 2030-08-21

Abstract

The utility model discloses a pile foundation static load detects bears adjusting device, including hydraulic leg and jack, one side fixedly connected with slider of hydraulic leg, the jack sets up the below at the girder steel. This pile foundation static load detects bears adjusting device is provided with hydraulic leg, interior glib talker, interior oil pipe, outer glib talker and jack, after putting into the butt joint inslot with hydraulic leg installation, through outer glib talker and outside oil pump connection, then start outside oil pump, outside oil pump drives two sets of hydraulic leg work simultaneously through interior glib talker and interior oil pipe, thereby can adjust the girder steel at will and leave ground height and from bearing the weight counter weight distance, avoid the jack range not enough, the condition that the jack was fallen back again to the jack earlier jack appears and is filled into the object and adjust again, and behind the girder steel both ends in addition hydraulic leg, when the jack range is not enough, can directly rise the girder steel to bearing the weight counter weight bottom, directly connect into the steel sheet bottom jack and girder steel, thereby improve detection efficiency.

Description

Pile foundation static load detection bearing adjusting device

Technical Field

The utility model relates to a pile foundation static load detects technical field, specifically is a pile foundation static load detects and bears adjusting device.

Background

The static load test of the pile foundation is a technology for detecting the bearing capacity of the pile foundation in engineering. In the aspect of determining the ultimate bearing capacity of a single pile, the method is the most accurate and reliable test method at present, and is used for judging whether a certain dynamic load test method is mature or not, and the comparison error of static load test results is taken as the basis. Therefore, the single pile static load test is listed as the first place in each foundation design and treatment specification.

And the bearing adjusting device that uses in the present pile foundation static load detects can't control jack range, need raise the steel beam pad when the range is not enough and go into the iron plate adjustment, and detection method is comparatively loaded down with trivial details, leads to detection efficiency lower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pile foundation static load detects bears adjusting device to solve the pile foundation static load on the present market that the above-mentioned background art provided and detect the unable control jack range of bearing adjusting device who uses, the steel beam pad income iron plate adjustment need be raised when the range is not enough, and detection method is comparatively loaded down with trivial details, leads to the lower problem of detection efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: a pile foundation static load detection bearing adjusting device comprises a hydraulic support leg and a jack, wherein one side of the hydraulic support leg is fixedly connected with a sliding block, the sliding block is clamped and connected in a sliding rail, one side of the sliding rail is fixedly connected on the inner side wall of a butt joint groove, the butt joint groove is arranged below a steel beam, wherein,

glib in the top one side fixedly connected with of hydraulic leg, fixedly connected with internal thread pipe in the interior glib, internal thread pipe internal thread is connected with external screw thread pipe, oil pipe in the one end fixedly connected with of external screw thread pipe, logical groove has been seted up to one side of girder steel, fixedly connected with connecting pipe on the interior glib, the outer glib of one end fixedly connected with of connecting pipe, the jack sets up the below at the girder steel.

Preferably, the hydraulic support legs and the butt joint grooves are symmetrically arranged in two groups about the central axis of the steel beam, and the two groups of hydraulic support legs are connected through an inner oil pipe.

Preferably, the two groups of sliding blocks and the two groups of sliding rails are symmetrically arranged between the hydraulic support legs and the butt joint grooves, the heights of the sliding blocks, the heights of the sliding rails and the heights of the butt joint grooves are equal, and the two groups of sliding blocks and the two groups of sliding rails form a limiting structure.

Preferably, the inner oil nozzle, the inner threaded pipe, the outer threaded pipe and the inner oil pipe are respectively provided with a group on two sides of the hydraulic support leg, and the lengths of the inner threaded pipe and the outer threaded pipe are equal.

Preferably, the material of interior oil pipe is the plastic, and the diameter of interior oil pipe equals with the width that leads to the groove, and the length of interior oil pipe is greater than the length that leads to the groove moreover.

Preferably, the maximum height of the jack is smaller than that of the hydraulic support leg, and the minimum overlooking cross section of the jack is equal to the width of the steel beam.

Compared with the prior art, the beneficial effects of the utility model are that: this pile foundation static load detects and bears adjusting device:

1. is provided with two groups of hydraulic support legs, an inner oil nozzle, an inner oil pipe, an outer oil nozzle and a jack, wherein the two groups of hydraulic support legs and the two groups of butt joint grooves are symmetrically arranged around the central axis of the steel beam, and the two groups of hydraulic support legs are connected through an inner oil pipe, the hydraulic support legs are connected with an external oil pump through an external oil nozzle after being arranged in the butt joint grooves, then an external oil pump is started, the external oil pump drives two groups of hydraulic support legs to work simultaneously through an inner oil nozzle and an inner oil pipe, thereby being capable of randomly adjusting the height of the steel beam from the ground and the distance from the steel beam to the bearing counterweight, avoiding the situation that the jack is not enough in measuring range, the steel beam is jacked first, then the jack is fallen back, then the object is padded, and when the jack is not enough in measuring range, the steel beam can be directly lifted to the bottom of the bearing counterweight, and the steel plate is directly connected to the bottom of the jack and the steel beam, so that the detection efficiency is improved;

2. the device is provided with the sliding block and the sliding rail, two groups of sliding blocks and two groups of sliding rails are symmetrically arranged between the hydraulic support leg and the butt joint groove, the heights of the sliding blocks, the sliding rails and the butt joint groove are equal, and the two groups of sliding blocks and the sliding rails form a limiting structure;

3. the hydraulic landing leg fixing device is provided with an internal threaded pipe, an external threaded pipe and through grooves, the material of the internal oil pipe is plastic, after the hydraulic landing legs are installed, the diameter of the internal oil pipe is equal to the width of the through grooves, the length of the internal oil pipe is larger than that of the through grooves, the internal oil pipe can be clamped into the through grooves, the through grooves are formed in the exposed positions of two ends of the internal oil pipe, then the external threaded pipe is rotated, the external threaded pipe is completely screwed into the internal threaded pipe, the external threaded pipe at the other end is screwed into the internal threaded pipe by using the same method, and therefore the two groups of hydraulic landing legs are convenient to connect.

Drawings

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

FIG. 2 is a schematic view of the structure of the butt-joint groove of the present invention;

fig. 3 is an enlarged view of the part a structure of the present invention.

In the figure: 1. a hydraulic leg; 2. a slider; 3. a slide rail; 4. a butt joint groove; 5. a steel beam; 6. an inner nozzle tip; 7. an internally threaded tube; 8. an externally threaded tube; 9. an inner oil pipe; 10. a through groove; 11. a connecting pipe; 12. an outer oil nipple; 13. a jack.

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. 1-3, the present invention provides a technical solution: a pile foundation static load detection bearing and adjusting device comprises a hydraulic support leg 1, a sliding block 2, a sliding rail 3, a butt joint groove 4, a steel beam 5, an inner oil nozzle 6, an inner threaded pipe 7, an outer threaded pipe 8, an inner oil pipe 9, a through groove 10, a connecting pipe 11, an outer oil nozzle 12 and a jack 13, wherein the sliding block 2 is fixedly connected to one side of the hydraulic support leg 1, the sliding block 2 is clamped and connected in the sliding rail 3, one side of the sliding rail 3 is fixedly connected to the inner side wall of the butt joint groove 4, the sliding block 2 and the sliding rail 3 are symmetrically provided with two groups between the hydraulic support leg 1 and the butt joint groove 4, the heights of the sliding block 2, the sliding rail 3 and the butt joint groove 4 are equal, the two groups of sliding blocks 2 and the sliding rail 3 form a limiting structure, the hydraulic support leg 1 is limited, the hydraulic support leg 1 is more stable when the ground clearance of the steel beam 5 is adjusted, the butt joint groove 4 is arranged below the steel beam 5, wherein,

an inner oil nozzle 6 is fixedly connected to one side above the hydraulic support leg 1, an inner oil pipe 7 is fixedly connected to the inner oil nozzle 6, an outer threaded pipe 8 is connected to the inner threaded pipe 7 in an inner threaded manner, an inner oil pipe 9 is fixedly connected to one end of the outer threaded pipe 8, the inner oil nozzle 6, the inner threaded pipe 7, the outer threaded pipe 8 and the inner oil pipe 9 are respectively provided with one group at two sides of the hydraulic support leg 1, the lengths of the inner threaded pipe 7 and the outer threaded pipe 8 are equal, the inner threaded pipe 7 and the outer threaded pipe 8 are connected more tightly, gaps are reduced, the hydraulic support leg 1 and the butt joint groove 4 are symmetrically arranged in two groups about the central axis of the steel beam 5, the two groups of hydraulic support legs 1 are connected through the inner oil pipe 9, the two groups of hydraulic support legs 1 can work simultaneously, a through groove 10 is formed in one side of the steel beam 5, the inner oil pipe 9 is made of plastic, and the diameter of the inner oil pipe 9 is equal to the width of the through groove 10, and the length of interior oil pipe 9 is greater than the length that leads to groove 10, can go into interior oil pipe 9 card and lead to the groove 10 to both ends are all exposed and are led to the groove 10, fixedly connected with connecting pipe 11 on the interior glib talker 6, the outer glib talker 12 of one end fixedly connected with of connecting pipe 11, jack 13 sets up the below at girder steel 5, jack 13's maximum height is less than hydraulic leg 1's maximum height, and jack 13's minimum overlook the cross section and the width of girder steel 5 equals more stably when supporting girder steel 5.

The working principle is as follows: when the pile foundation static load detection bearing adjusting device is used, the device is simply known, firstly, when the device is installed, the hydraulic support leg 1 is installed in the butt joint groove 4 through the clamping connection of the slide block 2 and the slide rail 3, the gap between the slide block 2 and the slide rail 3 is small, the height of the steel beam 5 is adjusted more stably when the hydraulic support leg 1 extends and retracts, secondly, after the hydraulic support leg 1 is installed, because the diameter of the inner oil pipe 9 is equal to the width of the through groove 10, and the length of the inner oil pipe 9 is larger than the length of the through groove 10, the inner oil pipe 9 can be clamped into the through groove 10, and both ends of the inner oil pipe are exposed out of the through groove 10, then the outer threaded pipe 8 is rotated, the outer threaded pipe 8 is completely screwed into the inner threaded pipe 7, the outer threaded pipe 8 at the other end is screwed into the inner threaded pipe 7 by using the same method, so that two groups of hydraulic support legs 1 are convenient to connect, then, after the hydraulic support legs 1 are installed in the butt joint grooves 4, the hydraulic support legs are connected with an external oil pump through the external oil nozzles 12, then the external oil pump is started, the external oil pump drives the two groups of hydraulic support legs 1 to work through the internal oil nozzles 6 and the internal oil pipes 9, so that the height of the steel beam 5 from the ground and the distance between the steel beam 5 and the bearing counterweight can be adjusted at will, the situation that the range of the jack 13 is insufficient, the steel beam is jacked first, then the jack 13 falls back, then an object is padded, and then the object is adjusted is avoided, after the hydraulic support legs 1 are added to the two ends of the steel beam 5, when the range of the jack 13 is insufficient, the steel beam 5 can be directly lifted to the bottom of the bearing counterweight, and the steel plate is directly connected to the bottoms of the jack 13 and the steel beam 5, so that the detection efficiency is improved.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a pile foundation static load detects bears adjusting device, includes hydraulic leg (1) and jack (13), its characterized in that: one side of the hydraulic support leg (1) is fixedly connected with a sliding block (2), the sliding block (2) is clamped and connected in a sliding rail (3), one side of the sliding rail (3) is fixedly connected on the inner side wall of a butt joint groove (4), the butt joint groove (4) is arranged below a steel beam (5), wherein,

glib (6) in the top one side fixedly connected with of hydraulic leg (1), fixedly connected with internal thread pipe (7) in interior glib (6), internal thread pipe (7) internal thread is connected with outer screw tube (8), oil pipe (9) in the one end fixedly connected with of outer screw tube (8), logical groove (10) have been seted up to one side of girder steel (5), fixedly connected with connecting pipe (11) are gone up in interior glib (6), outer glib (12) of the one end fixedly connected with of connecting pipe (11), jack (13) set up the below at girder steel (5).

2. The bearing and adjusting device for the static load detection of the pile foundation as claimed in claim 1, wherein: the hydraulic support legs (1) and the butt joint grooves (4) are symmetrically provided with two groups about the central axis of the steel beam (5), and the two groups of hydraulic support legs (1) are connected through an inner oil pipe (9).

3. The bearing and adjusting device for the static load detection of the pile foundation as claimed in claim 1, wherein: the sliding block (2) and the sliding rail (3) are symmetrically arranged between the hydraulic support leg (1) and the butt joint groove (4) in two groups, the sliding block (2), the sliding rail (3) and the butt joint groove (4) are equal in height, and the two groups of sliding blocks (2) and the sliding rail (3) form a limiting structure.

4. The bearing and adjusting device for the static load detection of the pile foundation as claimed in claim 1, wherein: the hydraulic support leg is characterized in that the inner oil nozzle (6), the inner threaded pipe (7), the outer threaded pipe (8) and the inner oil pipe (9) are respectively provided with a group on two sides of the hydraulic support leg (1), and the lengths of the inner threaded pipe (7) and the outer threaded pipe (8) are equal.

5. The bearing and adjusting device for the static load detection of the pile foundation as claimed in claim 1, wherein: the material of interior oil pipe (9) is the plastic, and the diameter of interior oil pipe (9) equals with the width that leads to groove (10), and the length of interior oil pipe (9) is greater than the length that leads to groove (10) moreover.

6. The bearing and adjusting device for the static load detection of the pile foundation as claimed in claim 1, wherein: the maximum height of the jack (13) is smaller than that of the hydraulic support leg (1), and the minimum overlooking cross section of the jack (13) is equal to the width of the steel beam (5).