CN215669730U

CN215669730U - Low-strain pile foundation detector

Info

Publication number: CN215669730U
Application number: CN202121889701.7U
Authority: CN
Inventors: 江俊杰; 邵建; 张琪; 张典; 金丽
Original assignee: Nantong Construction Engineering Quality Inspection Station Co ltd
Current assignee: Nantong Construction Engineering Quality Inspection Station Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-01-28
Anticipated expiration: 2031-08-12

Abstract

The utility model relates to a low pile foundation detector that meets an emergency places the relatively poor problem of levelness in order to improve traditional low detector sensor that meets an emergency, include the workstation, install display screen and sensor in the workstation up end, the workstation upper end is provided with the spirit level, the accent screw hole has been seted up to the workstation upper end, the workstation upper end is provided with the screw thread lead screw, screw thread lead screw and accent screw hole threaded connection, the workstation lower extreme is provided with hollow sleeve, hollow sleeve communicates with each other with the accent screw hole, the one end of workstation is kept away from to the screw thread lead screw can be dismantled to the sensor, be provided with a plurality of locating component that are used for adjusting hollow sleeve and keep hollow sleeve level to place on the hollow sleeve. This application has the effect that improves the device and places the roughness in order to improve measurement accuracy.

Description

Low-strain pile foundation detector

Technical Field

The application relates to a pile foundation detection field especially relates to a low pile foundation detector that meets an emergency.

Background

The pile foundation is used as the bottom of a building, the integrity of the pile foundation is related to the safety of the whole building, and the detection of the integrity of the pile foundation is an indispensable step in the construction process, so that the method has important significance for the development of low-strain pile foundation detectors.

Related patent with publication number CN211849638U provides a low strain detector for building engineering pile foundation detection, which includes a detector body, a containing box, an inner rotary column, an outer rotary column, a wire control device, a connecting wire and an acceleration sensor, wherein the front surface of the containing box is fixedly connected with the rear surface of the detector body, the inner rotary column includes an inner rotary column main body, an inner rotary column movable block and a shaking handle, the inner rotary column movable block includes a movable block housing, a reset groove, a reset spring and a one-way block, the reset groove is arranged at the upper end of the right surface of the movable block housing, the wire control device includes a wire outlet block, a safety spring, a wire control block, a contraction hole and a fixing ring, the front surface of the safety spring is fixedly connected with the rear surface of the wire outlet block, and the rear surface of the safety spring is fixedly connected with the front surface of the wire control block. The device is driven by shaking the handle, and the acceleration sensor part is placed on the pile foundation to be detected through a wire to be detected.

To the above-mentioned relevant patent, the inventor thinks that the surface unevenness of the pile foundation to be detected can make the sensor skew, thereby leads to the lower problem of testing result precision.

SUMMERY OF THE UTILITY MODEL

In order to improve and detect the precision, this application provides a low pile foundation detector that meets an emergency.

The application provides a low pile foundation detector that meets an emergency adopts following technical scheme:

the utility model provides a low pile foundation detector that meets an emergency, includes the workstation, installs in display screen and the sensor of workstation up end, the workstation upper end is provided with the spirit level, the accent screw hole has been seted up to the workstation upper end, the workstation upper end is provided with the screw lead screw, screw lead screw and accent screw hole threaded connection, the workstation lower extreme is provided with hollow sleeve, hollow sleeve communicates with each other with the accent screw hole, the sensor can be dismantled in the one end that the workstation was kept away from to the screw lead screw, be provided with a plurality of locating component that are used for adjusting hollow sleeve and keep hollow sleeve level to place on the hollow sleeve.

By adopting the technical scheme, the level gauge is arranged for observing whether the workbench is in a horizontal working state, the sensor is arranged in the hollow sleeve, and the sensor is controlled to move up and down through the threaded lead screw, so that the safety of the sensor is effectively improved, and the maintenance cost is reduced; when the sensor finishes measuring, the measuring result can be displayed through the display screen; the hollow sleeve is detachably connected to the workbench, so that the disassembly and maintenance are convenient; set up locating component and conveniently adjust workstation operating angle for the sensor can be measured the pile foundation that awaits measuring perpendicularly, has improved the accurate nature of detector.

Optionally, the positioning assembly comprises a positioning rod, a rotating lead screw and a positioning block, the positioning rod is mounted on the side wall of one end, away from the workbench, of the hollow sleeve, an adjusting threaded hole for threaded connection of the rotating lead screw is formed in one end, away from the workbench, of the positioning rod, and the positioning block is fixedly connected to one end, away from the workbench, of the rotating lead screw.

Through adopting above-mentioned technical scheme, rotate lead screw accessible adjusting thread hole adjusting position on the locating lever, the one side that the workstation was kept away from to the rotation lead screw is provided with the locating piece, plays the supporting role, mutually supports for the sensor passes through locating component and adjusts to the horizontality.

Optionally, be provided with the runner assembly that can supply the locating component installation on hollow sleeve's the lateral wall, runner assembly is including rotating seat and axis of rotation, rotate seat fixed connection in hollow sleeve lateral wall, rotate the seat and keep away from hollow sleeve's one side and set up the mounting groove that can supply the locating lever installation, rotate the seat lateral wall and seted up first rotation hole, first rotation hole and mounting groove communicate with each other, the locating lever is inserted the tip lateral wall of establishing into the mounting groove and is seted up the second and rotate the hole, the axis of rotation passes first rotation hole and second rotation hole in proper order, it is provided with the locking subassembly that is used for the locating lever locking to rotate seat one side.

Through adopting above-mentioned technical scheme, set up runner assembly and can make locating component carry out circular motion from hollow sleeve lateral wall to ground, enlarged working range for the detector has the flexibility more, also is convenient for simultaneously locating component accomodate.

Optionally, the locking assembly is a locking bolt, the side wall of the rotating seat is provided with a fixed through groove, the side wall of the end part of the positioning rod inserted into the mounting groove is provided with a threaded limiting hole, the locking bolt penetrates through the fixed through groove and is in threaded fit with the threaded limiting hole, and the side wall of the hollow sleeve is provided with a locking assembly for accommodating the positioning assembly.

Through adopting above-mentioned technical scheme, through screwing up the locking bolt, can lock the locating lever, unscrew the locking bolt and can be convenient for the locating lever adjusting position, the setting of locking bolt is convenient for adjust the locating lever, after confirming the sensor horizontal position for the locating lever is fixed, has improved the precision.

Optionally, the locking assembly comprises a magnetic part and an adsorption part, the magnetic part is fixedly connected to one side of the positioning rod facing the workbench, the adsorption part is fixedly connected to the side wall of the hollow sleeve, and the magnetic part and the adsorption part are magnetically attracted.

Through adopting above-mentioned technical scheme, locking Assembly plays and accomodates the effect, does not carry out the during operation when the detector, can rotate locating component to the hollow sleeve lateral wall of laminating, utilizes the adsorption part to lock the adsorption affinity of magnetic part and accomodate, saves space, portable.

Optionally, a locking ring is arranged at one end of the hollow sleeve close to the workbench, the locking ring is fixedly connected with the hollow sleeve, a plurality of locking holes are formed in the locking ring, a plurality of locking threaded holes are correspondingly formed in the lower end face of the workbench, a plurality of fastening bolts are arranged on the locking ring, and the fastening bolts penetrate through the locking holes and are in threaded connection with the locking threaded holes.

Through adopting above-mentioned technical scheme, can dismantle the connection to hollow sleeve with the locking bolt, convenient to detach has improved the flexibility.

Optionally, a placing groove is formed in the upper end face of the workbench, and the level gauge is arranged in the placing groove.

Through adopting above-mentioned technical scheme, set up the standing groove and be used for installing the spirit level, protected the spirit level, improved the accuracy.

Optionally, a rotating disc is arranged at one end, away from the sensor, of the threaded screw rod, and the rotating disc is fixedly connected with the threaded screw rod.

Through adopting above-mentioned technical scheme, set up the rolling disc and be convenient for rotate the screw thread lead screw, improve work efficiency.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the arrangement of the gradienter and the positioning assembly can ensure that the sensor is in a horizontal state when working, improve the accuracy and stability of the sensor when working, and ensure that the sensor is in a stable state when vibrating the pile foundation;

2. the arrangement of the rotating assembly enlarges the range of the workbench of the sensor, improves the flexibility and is suitable for pile foundation detection of various terrains;

3. the hollow sleeve effectively protects the sensor, saves maintenance cost, reduces the damage degree of the sensor, and has higher accuracy during working.

Drawings

Fig. 1 is a schematic structural diagram of a low-strain pile foundation detector according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of an end face of the workbench, which faces away from the display screen in the embodiment of the application.

FIG. 3 is a schematic structural diagram of a positioning assembly and a rotating assembly according to an embodiment of the present application.

Description of reference numerals: 1. a work table; 2. a display screen; 3. a sensor; 4. a level gauge; 5. adjusting the threaded hole; 6. a threaded lead screw; 7. a hollow sleeve; 8. a positioning assembly; 801. positioning a rod; 802. rotating the screw rod; 803. positioning blocks; 9. adjusting the threaded hole; 10. a rotating assembly; 1001. a rotating seat; 1002. a rotating shaft; 11. mounting grooves; 12. a first rotation hole; 13. a second rotation hole; 14. Locking the bolt; 15. fixing the through groove; 16. a threaded limiting hole; 17. a locking assembly; 1701. a magnetic member; 1702. an adsorbing member; 18. locking a ring; 19. a locking hole; 20. locking the threaded hole; 21. fastening a bolt; 22. a placement groove; 23. and (6) rotating the disc.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses low strain pile foundation detector. Referring to fig. 1 and 2, a low strain pile foundation detector includes a worktable 1, a sensor 3, and a display screen 2 installed on the worktable 1. The workbench 1 is provided with a placing groove 22, a level 4 is installed in the placing groove 22, and the level 4 is a hemispherical level in the embodiment. Position adjusting threaded holes 5 are formed in the workbench 1, threaded screw rods 6 are arranged on the workbench 1, and the sensors 3 are connected to the bottom ends of the threaded screw rods 6 through threads. And a rotating disc 23 is welded at one end of the threaded screw rod 6 extending out of the upper end surface of the workbench 1, and the position of the sensor 3 is adjusted by the threaded matching of the position adjusting threaded hole 5 and the threaded screw rod 6.

Referring to fig. 1 and 2, one side of the workbench 1, which is far away from the display screen 2, is provided with a plurality of locking threaded holes 20, one end of the hollow sleeve 7, which is close to the workbench 1, is fixedly connected with a locking ring 18 through welding, the locking ring 18 is provided with a plurality of locking holes 19, and a fastening bolt 21 penetrates through the locking holes 19 and is in threaded connection with the locking threaded holes 20, so that the workbench 1 and the hollow sleeve 7 are detachably connected. The hollow sleeve 7 is communicated with the position-adjusting threaded hole 5, and the sensor 3 is arranged in the hollow sleeve 7.

Referring to fig. 1 and 3, one end of the hollow sleeve 7, which is far away from the working table 1, is provided with a positioning assembly 8 for improving the placing levelness of the sensor 3, and the positioning assembly 8 comprises a positioning rod 801, a rotating screw rod 802 and a positioning block 803. Locating lever 801 sets up in hollow sleeve 7 side, and adjusting screw hole 9 has been seted up to one side that hollow sleeve 7 was kept away from to locating lever 801, rotates lead screw 802 and passes adjusting screw hole 9 and with adjusting screw hole 9 screw-thread fit, and locating piece 803 is connected in the one end that workstation 1 was kept away from to rotation lead screw 802 through welded fastening, through the position of the adjustable locating piece 803 of rotation lead screw 802 to the levelness of adjustment sensor 3. In this embodiment, the positioning block 803 may be shaped as a hemisphere.

Referring to fig. 3, the one end that workstation 1 was kept away from to hollow sleeve 7 lateral wall is provided with the runner assembly 10 that can supply the adjustment locating component 8 position, runner assembly 10 is including rotating seat 1001 and axis of rotation 1002, it connects in hollow sleeve 7 lateral wall through welded fastening to rotate seat 1001, it offers the mounting groove 11 that can supply locating lever 801 to insert the establishment to rotate one side that seat 1001 deviates from hollow sleeve 7, rotate the first rotation hole 12 that can supply axis of rotation 1002 to alternate to set up the seat 1001 side, the locating lever 801 inserts the lateral wall of the tip of establishing into mounting groove 11 and has seted up second rotation hole 13, axis of rotation 1002 passes first rotation hole 12 and second rotation hole 13 in proper order and realizes locating component 8's rotation.

Referring to fig. 3, a fixed through groove 15 is formed in the side edge of the rotating seat 1001, a threaded limiting hole 16 is formed in the side wall of the end portion of the positioning rod 801 inserted into the mounting groove 11, a locking bolt 14 is arranged on one side of the rotating seat 1001 with the fixed through groove 15, the locking bolt 14 penetrates through the fixed through groove 15 and is in threaded connection with the threaded limiting hole 16, and when the position of the positioning block 803 is adjusted, the locking bolt 14 is locked, so that the locking function of the positioning assembly 8 is realized.

Referring to fig. 1, a locking assembly 17 capable of receiving the positioning assembly 8 is disposed on a side wall of the hollow sleeve 7, the locking assembly 17 includes a magnetic member 1701 and a suction member 1702, the magnetic member 1701 is fixedly connected to a side of the positioning rod 801 facing the workbench 1 by glue, and the suction member 1702 is fixedly connected to the side wall of the hollow sleeve 7 by glue, and the two are magnetically attracted to each other. When the positioning assembly 8 is rotated to fit the sidewall of the hollow sleeve 7, the magnetic member 1701 is attracted by the attracting member 1702, so as to achieve the receiving operation of the positioning assembly 8. In this embodiment, the magnetic member 1701 may be configured as a magnet, and the adsorbing member 1702 may be configured as iron.

Referring to fig. 1, the positioning assembly 8, the rotating assembly 10 and the locking assembly 17 may be arranged in three or four groups to improve stability. Three groups are provided in the embodiment.

The implementation principle of the low strain pile foundation detector in the embodiment of the application is as follows: place this application embodiment on the pile foundation that awaits measuring, separation magnetic part 1701 and absorption piece 1702 put down locating component 8, through rotating lead screw 802 adjusting positioning piece 803 position for level 4 in the upper end of workstation 1 is in the horizontality as far as possible, treats that the adjustment is close to and passes through locking bolt 14 with locating lever 801 fixed position after the horizontality, keeps level 4 to have higher levelness. Rotate screw lead screw 6 for be located screw lead screw 6 and keep away from the pile foundation that awaits measuring of 3 vertical contact of the sensor of 1 one end of workstation, open the power, strike the pile foundation that awaits measuring, the measuring result is through setting up the 2 demonstrations of display screen in workstation 1 upper end. And (4) finishing measurement, turning off the power supply, and recovering the sensor 3 and the positioning component 8.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a low strain pile foundation detector, includes workstation (1), installs in display screen (2) and sensor (3) of workstation (1) up end, its characterized in that: workstation (1) upper end is provided with spirit level (4), positioning screw hole (5) have been seted up to workstation (1) upper end, workstation (1) upper end is provided with screw lead screw (6), screw lead screw (6) and positioning screw hole (5) threaded connection, workstation (1) lower extreme is provided with hollow sleeve (7), hollow sleeve (7) communicate with each other with positioning screw hole (5), sensor (3) can be dismantled in screw lead screw (6) the one end of keeping away from workstation (1), be provided with a plurality of locating component (8) that are used for adjusting hollow sleeve (7) and keep hollow sleeve (7) level to place on hollow sleeve (7).

2. The low strain pile foundation detector of claim 1, wherein: locating component (8) include locating lever (801), rotation lead screw (802) and locating piece (803), the lateral wall of the one end of workstation (1) is kept away from in hollow sleeve (7) is installed in locating lever (801), hollow sleeve (7) is kept away from in locating lever (801) one end sets up the regulation screw hole (9) that can supply rotation lead screw (802) threaded connection, locating piece (803) fixed connection is in the one end of rotating lead screw (802) and keeping away from workstation (1).

3. The low strain pile foundation detector of claim 2, wherein: a rotating component (10) for installing the positioning component (8) is arranged on the side wall of the hollow sleeve (7), the rotating assembly (10) comprises a rotating seat (1001) and a rotating shaft (1002), the rotating seat (1001) is fixedly connected with the side wall of the hollow sleeve (7), one side of the rotating seat (1001) far away from the hollow sleeve (7) is provided with a mounting groove (11) for mounting the positioning rod (801), the side wall of the rotating seat (1001) is provided with a first rotating hole (12), the first rotating hole (12) is communicated with the mounting groove (11), the side wall of the end part of the positioning rod (801) inserted into the mounting groove (11) is provided with a second rotating hole (13), the rotating shaft (1002) sequentially penetrates through the first rotating hole (12) and the second rotating hole (13), and a locking assembly for locking the positioning rod (801) is arranged on one side of the rotating seat (1001).

4. The low strain pile foundation detector of claim 3, wherein: the locking assembly is a locking bolt (14), a fixed through groove (15) is formed in the side wall of the rotating seat (1001), a threaded limiting hole (16) is formed in the side wall of the end portion, inserted into the mounting groove (11), of the positioning rod (801), the locking bolt (1401) penetrates through the fixed through groove (15) and is in threaded fit with the threaded limiting hole (16), and a locking assembly (17) used for containing the positioning assembly (8) is arranged on the side wall of the hollow sleeve (7).

5. The low-strain pile foundation detector of claim 4, wherein: the locking assembly (17) comprises a magnetic part (1701) and an adsorption part (1702), the magnetic part (1701) is fixedly connected to one side, facing the workbench (1), of the positioning rod (801), the adsorption part (1702) is fixedly connected to the side wall of the hollow sleeve (7), and the magnetic part (1701) and the adsorption part (1702) are magnetically attracted.

6. The low strain pile foundation detector of claim 1, wherein: the locking device is characterized in that a locking ring (18) is arranged at one end, close to the workbench (1), of the hollow sleeve (7), the locking ring (18) is fixedly connected with the hollow sleeve (7), a plurality of locking holes (19) are formed in the locking ring (18), a plurality of locking threaded holes (20) are correspondingly formed in the lower end face of the workbench (1), a plurality of fastening bolts (21) are arranged on the locking ring (18), and the fastening bolts (21) penetrate through the locking holes (19) and are in threaded connection with the locking threaded holes (20).

7. The low strain pile foundation detector of claim 1, wherein: a placing groove (22) is formed in the upper end face of the workbench (1), and the level gauge (4) is arranged in the placing groove (22).

8. The low strain pile foundation detector of claim 1, wherein: and a rotating disc (23) is arranged at one end, far away from the sensor (3), of the threaded screw rod (6), and the rotating disc (23) is fixedly connected with the threaded screw rod (6).