CN220079955U - Shock-proof type geotechnical engineering check out test set - Google Patents

Abstract

The utility model relates to the technical field of geotechnical engineering detection, in particular to damping geotechnical engineering detection equipment. The technical proposal comprises: including support frame and a probe rod, the toper probe piece is installed to a probe rod bottom, a probe rod passes support frame intermediate position, support frame bottom four corners all is fixed with the support column, the central slot has been seted up to support frame intermediate position, swing joint has the center plate in the central slot, the center plate upper end outside is fixed with the sideboard, center slot lateral wall below is fixed with supporting baseplate, be provided with buffer gear between supporting baseplate and the sideboard. When the dynamic touch detection is carried out, the heavy hammer is used for impacting the probe rod, and the buffer structure is arranged at the joint of the support frame and the central plate, so that the influence of vibration of the central plate on the support frame can be reduced, and the risk of horizontal displacement or collapse of the support frame is avoided.

Description

Shock-proof type geotechnical engineering check out test set

Technical Field

The utility model relates to the technical field of geotechnical engineering detection, in particular to damping geotechnical engineering detection equipment.

Background

Geotechnical engineering detection is a method for testing the quality of road soil or rock, and mainly comprises two types of sampling detection and in-situ detection, wherein the sampling detection mainly aims at various detections of soil or rock cores taken out from the ground, and the in-situ detection is a method for directly detecting the soil or rock cores on the ground.

In the in-situ detection, dynamic sounding belongs to a common soil surface detection method, mainly uses a heavy hammer with certain mass to beat a probe with standard specification connected with a probe rod into soil, and judges the mechanical property of the soil according to the number of hammers required when the probe penetrates 10cm or 30cm into the soil, in the process, the whole supporting device can generate larger vibration due to hammering of the heavy hammer, and if no buffering and damping protection is performed during detection, the supporting frame for supporting the probe rod is easy to deviate or topple, so that the damping type detection equipment needs to be designed in order to ensure the normal operation of detection.

Disclosure of Invention

The utility model aims to solve the problems in the background art and provides damping geotechnical engineering detection equipment.

The technical scheme of the utility model is as follows: the utility model provides a shock-absorbing geotechnical engineering check out test set, includes support frame and a probe rod, the toper probe piece is installed to a probe rod bottom, a probe rod passes support frame intermediate position, support frame bottom four corners all is fixed with the support column, the centre tank has been seted up to support frame intermediate position, swing joint has the center plate in the centre tank, the center plate upper end outside is fixed with the sideboard, centre tank lateral wall below is fixed with supporting baseplate, be provided with buffer gear between supporting baseplate and the sideboard.

Preferably, the buffer gear includes rubber pad and buffer spring, the rubber pad is fixed between sideboard and supporting baseplate, the expansion tank has all been seted up to supporting baseplate inboard intermediate position and sideboard outside intermediate position, sliding connection has the expansion plate in the expansion tank, be fixed with buffer spring before expansion plate and the expansion tank inside wall, the equal fixedly connected with roof of central groove lateral wall and center plate lateral wall, roof position aligns with the expansion tank position.

Preferably, the rubber pad is made of elastic rubber material, and the opening height of the telescopic groove is larger than the thickness of the top plate, so that the top plate can be inserted into the telescopic groove.

Preferably, the upper end of the center plate is fixedly connected with a limiting sleeve, the limiting sleeve is slidably connected with a guide post, and the probe rod penetrates through the guide post and is fixedly connected with the guide post, so that the movement direction of the probe rod can be limited, and the bending condition is avoided.

Preferably, the lower end of the probe rod penetrates through the central plate and is in sliding connection with the central plate, and the upper end of the probe rod penetrates through the guide post and extends out of the limiting sleeve.

Preferably, scale marks are uniformly formed on the probe rod, and the conical probe block is of a conical metal structure, so that the probe rod can be inserted into the ground more easily.

Compared with the prior art, the utility model has the following beneficial technical effects: when carrying out dynamic sounding and detecting, utilize the weight to strike the probe rod, set up buffer structure in support frame and center plate junction this moment, can reduce the influence of the vibrations of center plate to the support frame to avoid the risk that horizontal displacement or collapse appear in the support frame.

Drawings

FIG. 1 is a schematic view of the front cut-away structure of the present utility model;

FIG. 2 is a schematic top view of a support frame according to the present utility model;

FIG. 3 is a schematic view of the outer appearance of the center plate of the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.

Reference numerals: 1. a support frame; 11. a central slot; 12. a support base plate; 13. a support column; 2. a probe rod; 21. a conical probe block; 22. a guide post; 3. a center plate; 31. a limit sleeve; 32. a side plate; 4. a buffer mechanism; 41. a rubber pad; 42. a telescopic slot; 43. a telescoping plate; 44. a top plate; 45. and a buffer spring.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Examples

As shown in fig. 1-4, the damping geotechnical engineering detection device provided by the utility model comprises a support frame 1 and a branch probe rod 2, wherein a conical probe block 21 is arranged at the bottom of the branch probe rod 2, the branch probe rod 2 penetrates through the middle position of the support frame 1, support columns 13 are respectively fixed at four corners of the bottom of the support frame 1, a central groove 11 is formed in the middle position of the support frame 1, a central plate 3 is movably connected in the central groove 11, a side plate 32 is fixed at the outer side of the upper end of the central plate 3, a supporting bottom plate 12 is fixed below the side wall of the central groove 11, a buffer mechanism 4 is arranged between the supporting bottom plate 12 and the side plate 32, a limiting limit sleeve 31 is fixedly connected at the upper end of the central plate 3, a guide column 22 is slidably connected in the limiting sleeve 31, the lower end of the branch probe rod 2 penetrates through the guide column 22 and is fixedly connected with the central plate 3, the upper end of the branch probe rod 2 penetrates through the guide column 22 and stretches out of the limiting sleeve 31, scale marks are uniformly formed on the branch probe rod 2, and the conical probe block 21 is of a conical metal structure.

The buffer mechanism 4 comprises a rubber pad 41 and a buffer spring 45, the rubber pad 41 is fixed between the side plate 32 and the supporting bottom plate 12, the middle position of the inner side of the supporting bottom plate 12 and the middle position of the outer side of the side plate 32 are respectively provided with a telescopic groove 42, the telescopic grooves 42 are internally and slidably connected with a telescopic plate 43, the buffer spring 45 is fixed in front of the telescopic plates 43 and the inner side walls of the telescopic grooves 42, the side walls of the central grooves 11 and the outer side walls of the central plates 3 are respectively fixedly connected with a top plate 44, the positions of the top plates 44 are aligned with the positions of the telescopic grooves 42, the rubber pad 41 is made of elastic rubber materials, the opening height of the telescopic grooves 42 is larger than the thickness of the top plates 44, the vibration of the probe rod 2 drives the central plates 3 to shake, so that the rubber pad 41 is extruded or pulled to deform, the top plates 44 can be directly inserted into the telescopic grooves 42 to push the telescopic plates 43, meanwhile, the buffer spring 45 is compressed to generate reverse thrust, and finally the purpose of re-buffering and damping is achieved.

In this embodiment, firstly, the support frame 1 and the probe rod 2 are assembled, then the whole device is placed on the appointed ground by using the support of the support column 13, and the guide post 22 is made to abut against the ground, then the upper end of the probe rod 2 is impacted by the heavy hammer, the guide post 22 is made to extend into the ground, and the scale mark is observed, so that the probe rod 2 is inevitably driven to vibrate by the heavy hammer in the impact process, at this moment, the vibration of the probe rod 2 drives the central plate 3 to shake due to the movable connection of the central plate 3 in the central groove 11, so that the rubber pad 41 is extruded or pulled to deform, thereby buffering the vibration of the central plate 3, when the vibration amplitude is large, the side plate 32 or the support column 13 is continuously increased and misplaced, the top plate 44 is directly inserted into the telescopic groove 42, the telescopic plate 43 is pushed, meanwhile, the buffer spring 45 is compressed, the reverse thrust is generated by the buffer spring 45, and finally the purpose of re-buffering and damping is realized, so that the vibration of the central plate 3 is not transmitted to the support frame 1 stably.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims (6)

1. The utility model provides a shock-proof type geotechnical engineering check out test set, includes support frame (1) and props up probe rod (2), prop up probe rod (2) bottom and install toper probe block (21), prop up probe rod (2) and pass support frame (1) intermediate position, its characterized in that: support column (13) are all fixed with in support frame (1) bottom four corners, central groove (11) have been seted up to support frame (1) intermediate position, swing joint has center board (3) in central groove (11), center board (3) upper end outside is fixed with sideboard (32), center groove (11) lateral wall below is fixed with supporting baseplate (12), be provided with buffer gear (4) between supporting baseplate (12) and sideboard (32).

2. The shock-absorbing geotechnical engineering detection device according to claim 1, wherein the buffer mechanism (4) comprises a rubber pad (41) and a buffer spring (45), the rubber pad (41) is fixed between the side plate (32) and the supporting bottom plate (12), the middle position inside the supporting bottom plate (12) and the middle position outside the side plate (32) are provided with telescopic grooves (42), the telescopic grooves (42) are internally connected with telescopic plates (43), the buffer spring (45) is fixed in front of the inner side walls of the telescopic plates (43) and the telescopic grooves (42), the side walls of the central grooves (11) are fixedly connected with top plates (44) respectively with the outer side walls of the central plates (3), and the positions of the top plates (44) are aligned with the positions of the telescopic grooves (42).

3. The shock-absorbing geotechnical engineering detection apparatus according to claim 2, wherein the rubber pad (41) is made of an elastic rubber material, and the opening height of the expansion groove (42) is greater than the thickness of the top plate (44).

4. The damping geotechnical engineering detection device according to claim 1, wherein a limiting sleeve (31) is fixedly connected to the upper end of the central plate (3), a guide post (22) is slidably connected to the limiting sleeve (31), and the branch probe rod (2) penetrates through the guide post (22) and is fixedly connected with the guide post (22).

5. The damping geotechnical engineering detection device according to claim 4, wherein the lower end of the probe rod (2) penetrates through the central plate (3) and is in sliding connection with the central plate (3), and the upper end of the probe rod (2) penetrates through the guide column (22) and extends out of the limit sleeve (31).

6. The shock-absorbing geotechnical engineering detection device according to claim 1, wherein graduation marks are uniformly formed on the supporting probe rod (2), and the conical probe block (21) is of a conical metal structure.