CN219327066U

CN219327066U - Soil layer penetration detector

Info

Publication number: CN219327066U
Application number: CN202320375379.9U
Authority: CN
Inventors: 钟杰慧; 浦丹萍; 高云超; 黄凯伦
Original assignee: Jiaxing Zhongyi Engineering Quality Inspection Co ltd
Current assignee: Jiaxing Zhongyi Engineering Quality Inspection Co ltd
Priority date: 2023-03-03
Filing date: 2023-03-03
Publication date: 2023-07-11
Anticipated expiration: 2033-03-03

Abstract

The utility model provides a soil layer penetration detector, which comprises: the device comprises a bottom plate, wherein four supporting rods are fixedly arranged on the top surface of the bottom plate, a mounting plate is fixedly arranged on the top surface of the supporting rods, a mounting hole is formed in the top surface of the mounting plate, a connecting rod is fixedly arranged in the mounting hole, a detecting rod is fixedly connected with the connecting rod, a heavy hammer is fixedly arranged on the top surface of the connecting rod, and a detecting head is fixedly arranged at one end of the detecting rod; the limiting component is arranged outside the detecting rod and used for limiting the penetration length of the detecting rod, through the fixing column, when the first penetration test is performed, a worker pulls the pull rod to enable the fixing column to be separated from the connecting hole, after the limiting ring is moved to a position suitable for the first penetration length, the first penetration length is reduced, when the penetration is performed subsequently, the limiting ring is adjusted upwards, the penetration distance is increased, and therefore the worker can conveniently adjust the penetration length according to the property of the penetration soil.

Description

Soil layer penetration detector

Technical Field

The utility model relates to the field of soil layer detection, in particular to a soil layer penetration detector.

Background

In the hydraulic engineering construction process, the foundation of the construction area is often required to be detected, and a standard penetration test is often adopted as a common domestic and foreign detection method for soil body strength and stratum division.

According to the application number: the Chinese patent of CN201621238354.0 discloses a soil layer penetration detector, which relates to the technical field of special equipment for geotechnical experiments and comprises a multi-stage drill rod, a heavy hammer sliding shaft and a heavy hammer, wherein a blocking head is arranged between the heavy hammer sliding shaft and the multi-stage drill rod, the blocking head is movably connected with the multi-stage drill rod, the multi-stage drill rod is movably connected with the multi-stage drill rod, the heavy hammer penetrates through the heavy hammer sliding shaft, an extension rod is arranged between the heavy hammer sliding shaft and the blocking head, and the extension rod is movably connected with the lower end of the heavy hammer sliding shaft and the upper end of the blocking head; the weight sliding shaft is provided with a height limiter, and the height limiter is provided with a position locking column.

At present, a soil penetration tester has some defects, such as: the first test of penetrating into the soil needs to be reduced in penetrating length to prevent the soil from being too hard and causing damage to the detection head, and the penetrating length is increased subsequently, but the blocking head on the drill rod is inconvenient for staff to adjust the penetrating length.

Disclosure of Invention

The utility model aims to provide a soil penetration detector which solves the problems or at least partially solves the problems, so as to solve the problems that the penetration length needs to be reduced for the first time when the soil is penetrated, the damage of a detection head caused by the excessive hardness of the soil is prevented, the penetration length is increased subsequently, but a blocking head on a drill rod is inconvenient for staff to adjust the penetration length.

In order to achieve the above purpose, the technical scheme of the utility model is specifically realized as follows:

the utility model provides a soil layer penetration detector, which comprises: the device comprises a bottom plate, wherein four supporting rods are fixedly arranged on the top surface of the bottom plate, a mounting plate is fixedly arranged on the top surface of the supporting rods, four universal wheels are fixedly arranged on the bottom surface of the bottom plate, mounting holes are formed in the top surface of the mounting plate, connecting rods are fixedly arranged in the mounting holes, the connecting rods are fixedly connected with detection rods, heavy weights are fixedly arranged on the top surface of the connecting rods, detection heads are fixedly arranged at one ends of the detection rods, and penetration holes are formed in the top surface of the bottom plate; and the limiting assembly is arranged outside the detection rod and used for limiting the penetration length of the detection rod.

Through adopting above-mentioned technical scheme, through setting up spacing subassembly, when carrying out penetration test to the soil layer and examining time measuring, after the staff pulling weight, loosen, make detection head and measuring rod penetration soil layer, in order to prevent to meet comparatively firm soil layer, lead to detecting head impaired, when first penetration experiment, carry out spacingly through spacing subassembly to measuring rod penetration length, follow-up readjustment penetration length to reduce the impaired condition of detection head.

As a further aspect of the present utility model, the limiting assembly includes: the limiting ring, the limiting ring sets up the outside at the measuring rod, two fixed orificess have been seted up to the interior round wall of limiting ring, the inside movable sleeve of fixed orifices is equipped with the fixed column, a plurality of connecting hole has been seted up to the outer round wall of measuring rod, fixed column and connecting hole activity joint, two mounting grooves have been seted up to the inside of limiting ring, the inside of mounting groove is provided with the limiting plate, the limiting plate is connected with the fixed column, two draw holes have been seted up to the outer round wall of limiting ring, the inside movable sleeve in draw hole is equipped with the pull rod, pull rod and limiting plate fixed connection, the outside of pull rod is provided with the spring.

Through adopting above-mentioned technical scheme, through the fixed column, when first penetration test, the staff pulls the pull rod, makes the fixed column break away from the connecting hole, moves the spacing ring to the position that is fit for first penetration length after, loosens the pull rod, and the spring bullet opens, drives the fixed column and inserts in the corresponding connecting hole, then reduces first penetration length, when later carrying out the penetration, adjusts spacing ring upwards again, increases penetration distance to make things convenient for the staff to adjust penetration length according to penetration soil property.

As a further scheme of the utility model, the top surface of the bottom plate is fixedly adhered with a buffer pad.

Through adopting above-mentioned technical scheme, through setting up the blotter, when the measuring rod is penetrated into the soil layer, the spacing ring can bump on the bottom plate, through the blotter, prevents that the spacing ring from bumping the bottom plate and causing the damage.

As a further scheme of the utility model, the outer circular wall surface of the detection rod is provided with scale marks.

Through adopting above-mentioned technical scheme, through setting up the scale mark, the staff can adjust the spacing ring through observing the scale mark, improves the accuracy of penetration length.

As a further scheme of the utility model, the two sides of the bottom plate are fixedly provided with the fixing plates, the top surfaces of the fixing plates are provided with threaded holes, the inner threads of the threaded holes are connected with threaded rods, and the bottom surfaces of the threaded rods are fixedly provided with inserting cones.

Through adopting above-mentioned technical scheme, through setting up and inserting the awl, when the device removes the needs test soil layer, the staff twists the threaded rod, drives to insert the awl and inserts in the other soil layer of test soil layer, improves the stability of device under test.

As a further scheme of the utility model, one end of the pull rod is fixedly provided with a pull block.

Through adopting above-mentioned technical scheme, through setting up the pull block, when the staff needs the adjustment spacing ring, can stimulate the pull block to drive pull rod and limiting plate outwards stretch out, make fixed column and connecting hole break away from, through the pull block, thereby make things convenient for the staff to stimulate the pull rod.

The utility model provides a soil layer penetration detector, which has the beneficial effects that:

through the fixed column, when first penetration test, the staff pulls the pull rod, makes the fixed column break away from the connecting hole, moves the spacing ring and is fit for first time after penetrating on the position of length, loosens the pull rod, and the spring bullet is opened, drives the fixed column and inserts in the corresponding connecting hole, then reduces first time penetration length, when follow-up entering, adjusts spacing ring upwards again, increases penetration distance to make things convenient for the staff to adjust penetration length according to the nature of penetrating soil.

Through setting up the blotter, when the measuring rod is penetrated into the soil layer, the spacing ring can bump on the bottom plate, through the blotter, prevents that the spacing ring from bumping the bottom plate and causing the damage.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of an embodiment of the present utility model;

FIG. 2 is a schematic view of a mounting plate according to an embodiment of the present utility model;

fig. 3 is a schematic view of a fixing column according to an embodiment of the present utility model;

fig. 4 is a schematic view of a vertical cutting structure of a limiting ring according to an embodiment of the present utility model.

In the figure: 1. a bottom plate; 2. a support rod; 3. a universal wheel; 4. a mounting plate; 5. a mounting hole; 6. a connecting rod; 7. a detection rod; 8. a detection head; 9. a penetration hole; 10. a limiting ring; 11. a fixing hole; 12. a connection hole; 13. fixing the column; 14. a mounting groove; 15. a spring; 16. a limiting plate; 17. a pull rod; 18. pulling holes; 19. a cushion pad; 20. pulling blocks; 21. scale marks; 22. a fixing plate; 23. a threaded hole; 24. a threaded rod; 25. inserting a cone; 26. and a heavy hammer.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

Referring to fig. 1 and 2, a soil penetration detector provided by an embodiment of the present utility model includes: the base plate 1, the top surface of the base plate 1 is fixedly provided with four support rods 2, the top surface of the support rods 2 is fixedly provided with a mounting plate 4, the bottom surface of the base plate 1 is fixedly provided with four universal wheels 3, the universal wheels are of the existing structure and are not described in detail herein, the top surface of the mounting plate 4 is provided with a mounting hole 5, the inside of the mounting hole 5 is fixedly provided with a connecting rod 6, the connecting rod 6 is fixedly connected with a detection rod 7, the top surface of the connecting rod 6 is fixedly provided with a heavy hammer 26, one end of the detection rod 7 is fixedly provided with a detection head 8, the detection head 8 is of the existing structure and is not described in detail herein, and the top surface of the base plate 1 is provided with a penetration hole 9; the limiting component is arranged outside the detection rod 7 and used for limiting the penetration length of the detection rod 7, when the soil layer is subjected to penetration test detection, after the heavy hammer 26 is pulled by a worker and loosened, the detection head 8 and the detection rod 7 penetrate into the soil layer, detection data of the detection head 8 are connected with the SPT analyzer through a cable or a wireless transmitter, energy is displayed on a screen of the SPT analyzer in real time, in order to prevent the detection head 8 from being damaged due to encountering a relatively firm soil layer, the penetration length of the detection rod 7 is limited through the limiting component when the soil layer is subjected to first penetration test, and the penetration length is adjusted subsequently, so that the damage condition of the detection head 8 is reduced.

Referring to fig. 1, 2, 3 and 4, the spacing assembly includes: the limiting ring 10, the limiting ring 10 is set up in the outside of the detection rod 7, two fixed orifices 11 have been offered to the interior wall of limiting ring 10, the inside movable sleeve of fixed orifices 11 is equipped with fixed column 13, a plurality of connecting hole 12 have been offered to the outer wall of detection rod 7, fixed column 13 and connecting hole 12 activity joint, two mounting grooves 14 have been offered to the inside of limiting ring 10, the inside of mounting groove 14 is provided with limiting plate 16, limiting plate 16 is connected with fixed column 13, two draw-out holes 18 have been offered to the outer wall of limiting ring 10, the inside movable sleeve of draw-out holes 18 is equipped with pull rod 17, pull rod 17 and limiting plate 16 fixed connection, the outside of pull rod 17 is provided with spring 15, through fixed column 13, when first penetration test, the staff pulls pull rod 17, make fixed column 13 break away from connecting hole 12, after moving limiting ring 10 to the position that is fit for first penetration length, the pull rod 17 is loosened, the spring 15 is sprung open to drive the fixed column 13 to be inserted into the corresponding connecting hole 12, then the first penetration length is reduced, and then when the penetration is carried out subsequently, the limiting ring 10 is adjusted upwards, the penetration distance is increased, so that a worker can conveniently adjust the penetration length according to the property of the penetrated soil, one end of the pull rod 17 is fixedly provided with the pull block 20, when the worker needs to adjust the limiting ring 10, the pull block 20 is arranged, the pull block 20 can be pulled, so that the pull rod 17 and the limiting plate 16 are driven to extend outwards, the fixed column 13 is separated from the connecting hole 12, the pull rod 17 is conveniently pulled by the worker through the pull block 20, the buffer pad 19 is fixedly adhered to the top surface of the bottom plate 1, and when the detection rod 7 penetrates into the soil, the limiting ring 10 can collide onto the bottom plate 1 through the buffer pad 19 to prevent the limiting ring 10 from colliding the bottom plate 1 to cause damage, the outer circular wall surface of the detection rod 7 is provided with the scale mark 21, and through setting the scale mark 21, staff can adjust the limiting ring 10 through observing the scale mark 21, so that accuracy of penetration length is improved.

Referring to fig. 1, both sides of the bottom plate 1 are fixedly provided with a fixing plate 22, the top surface of the fixing plate 22 is provided with a threaded hole 23, the internal thread of the threaded hole 23 is connected with a threaded rod 24, the bottom surface of the threaded rod 24 is fixedly provided with an inserting cone 25, when the device moves to a soil layer to be tested, a worker screws the threaded rod 24 to drive the inserting cone 25 to be inserted into the soil layer beside the soil layer to be tested, and the stability of the device in testing is improved.

Working principle: referring to fig. 1-4, after a worker moves the device to a soil layer to be tested, screws the threaded rod 24 to drive the insertion cone 25 to be inserted into the soil layer beside the test soil layer, so that stability of the device in testing is improved, then when the device is first penetrated into the test, the worker pulls the pull rod 17 to separate the fixed column 13 from the connecting hole 12, moves the limit ring 10 to a position suitable for the first penetration length, releases the pull rod 17, springs 15 are sprung, drives the fixed column 13 to be inserted into the corresponding connecting hole 12, then pulls the heavy hammer 26, releases the heavy hammer 26 to drive the detection rod 7 and the detection head 8 to penetrate through the penetration hole 9, when penetration is subsequently performed, the limit ring 10 is adjusted upwards, the penetration distance is increased, detection data of the detection head 8 are connected with the SPT analyzer through a cable or a wireless transmitter, and energy is displayed on a screen of the SPT analyzer in real time.

The foregoing is merely exemplary of the present application and is not intended to limit the present application. Various modifications and changes may be made to the present application by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc. which are within the spirit and principles of the present application are intended to be included within the scope of the claims of the present application.

Claims

1. A soil penetration tester, comprising:

the device comprises a bottom plate (1), wherein four supporting rods (2) are fixedly arranged on the top surface of the bottom plate (1), a mounting plate (4) is fixedly arranged on the top surface of the supporting rods (2), four universal wheels (3) are fixedly arranged on the bottom surface of the bottom plate (1), mounting holes (5) are formed in the top surface of the mounting plate (4), connecting rods (6) are fixedly arranged in the mounting holes (5), detecting rods (7) are fixedly connected with the connecting rods (6), heavy weights (26) are fixedly arranged on the top surface of the connecting rods (6), detecting heads (8) are fixedly arranged at one ends of the detecting rods (7), and penetrating holes (9) are formed in the top surface of the bottom plate (1);

the limiting component is arranged outside the detecting rod (7) and used for limiting the penetration length of the detecting rod (7).

2. The soil penetration tester of claim 1, wherein the limiting assembly comprises:

spacing ring (10), spacing ring (10) set up the outside at measuring rod (7), two fixed orifices (11) have been seted up to the interior circular wall of spacing ring (10), the inside movable sleeve of fixed orifices (11) is equipped with fixed column (13), a plurality of connecting hole (12) have been seted up to the outer circular wall of measuring rod (7), fixed column (13) and connecting hole (12) activity joint, two mounting groove (14) have been seted up to the inside of spacing ring (10), the inside of mounting groove (14) is provided with limiting plate (16), limiting plate (16) are connected with fixed column (13), two draw holes (18) have been seted up to the outer circular wall of spacing ring (10), the inside movable sleeve of draw hole (18) is equipped with pull rod (17), pull rod (17) and limiting plate (16) fixed connection, the outside of pull rod (17) is provided with spring (15).

3. Soil penetration tester as claimed in claim 1, characterized in that the top surface of the base plate (1) is fixedly adhered with a buffer pad (19).

4. Soil penetration tester as claimed in claim 1, characterized in that the outer circumferential wall of the test rod (7) is provided with graduation marks (21).

5. Soil layer penetration detector according to claim 1, characterized in that both sides of bottom plate (1) are fixed mounting fixed plate (22), screw hole (23) are seted up to the top surface of fixed plate (22), the inside threaded connection of screw hole (23) has threaded rod (24), the bottom surface fixed mounting of threaded rod (24) has insertion cone (25).

6. Soil penetration tester as claimed in claim 2, characterized in that one end of the pull rod (17) is fixedly provided with a pull block (20).