CN218512252U - Density test system for rock and soil investigation experiment sample - Google Patents

Abstract

The application discloses ground reconnaissance experimental sample density test system, concretely relates to ground reconnaissance technical field, this application includes tester and auxiliary device, the surface of tester is equipped with auxiliary device, auxiliary device includes the guide bar, the one end of guide bar is connected with the fixed surface of tester, the arc surface sliding connection of guide bar has the stand pipe, the arc surface sliding connection of stand pipe has the locating pin, locating pin and guide bar sliding connection, the one end sliding connection that the tester was kept away from to the stand pipe has the fixed plate, the position that the fixed plate corresponds the stand pipe is equipped with the spout, the size of spout and the size looks adaptation of stand pipe, the one end fixedly connected with bottom plate of fixed plate, the inner wall of fixed plate is equipped with the recess, and this application has reached the effect of restricting to the tester moving direction through auxiliary device, and then has improved the accuracy nature of tester to ground density test.

Description

Geotechnical Exploration Experimental Sample Density Test System

technical field

The present application relates to the technical field of geotechnical survey, in particular to a system for testing the density of samples in geotechnical survey experiments.

Background technique

Geotechnical is a general term for any kind of rock and soil that makes up the earth's crust from the perspective of engineering and construction. Rock and soil can be subdivided into hard rock, soft rock, weakly connected, loose and unconnected, and with special components. The traditional rock and soil density tester is inconvenient to adjust the angle. When it is necessary to test the rock and soil density at a specific depth, the tester is prone to tilt, which will affect the test results of the tester.

Utility model content

In order to solve the problem that the traditional rock and soil density tester is inconvenient to adjust the angle, when it is necessary to test the rock and soil density at a specific depth, the tester is prone to tilt, which in turn affects the test results of the tester. test system.

In order to achieve the above object, the utility model adopts the following technical scheme: a rock and soil survey experiment sample density testing system, including a tester and an auxiliary device, the surface of the tester is provided with an auxiliary device, and the auxiliary device includes a guide rod , one end of the guide rod is fixedly connected with the surface of the tester, the arc surface of the guide rod is slidably connected with a guide tube, the arc surface of the guide tube is slidably connected with a positioning pin, and the positioning pin is connected with the guide rod Sliding connection, the end of the guide tube away from the tester is slidably connected to a fixed plate, the position of the fixed plate corresponding to the guide tube is provided with a chute, the size of the chute is adapted to the size of the guide tube, the fixed plate One end of the plate is fixedly connected with the bottom plate.

The effect achieved by the above components is: the effect of restricting the moving direction of the tester is achieved through the auxiliary device, thereby improving the accuracy of the tester for rock and soil density testing.

Preferably, the inner wall of the fixed plate is provided with a groove, the arc surface of the guide tube is fixedly connected with a slider, and the slider is slidably connected with the groove, and the size of the groove is the same as that of the slider. adaptation.

The effect achieved by the above components is: the effect of restricting the moving direction of the guide tube is achieved, and the rotation of the guide tube is prevented.

Preferably, several spikes are evenly and fixedly connected to the lower surface of the bottom plate, and the spikes are conical.

The effect achieved by the above components is: the fixing effect on the bottom plate is achieved, and the shaking of the fixing plate is prevented, thereby affecting the accuracy of the test.

Preferably, the probe rod of the tester is provided with a cleaning device, the cleaning device includes a cleaning ring, the inner wall of the cleaning ring is slidingly connected with the probe rod of the tester, and the upper surface of the cleaning ring is fixedly connected with two An elastic cord, the end of the elastic cord away from the cleaning ring is fixedly connected with the tester.

The effect achieved by the above components is: the effect of cleaning the soil on the probe rod of the tester is achieved through the cleaning device.

Preferably, a handle is provided on the circular arc surface of the cleaning ring, and threads are provided on the surface of the handle.

The effect achieved by the above components is: increase the friction force of the handle by increasing the roughness of the handle surface, so as to facilitate the use of the operator.

Preferably, the surface of the tester is fixedly connected with a circular ring, the lower surface of the circular ring is fixedly connected with a limiting plate, the surface of the limiting plate is slidably connected with a pin, and the arc surface of the cleaning ring is provided with A circular groove, the size of the circular groove is adapted to the size of the bolt.

The effect achieved by the above components is: the fixing effect on the cleaning ring is achieved.

In summary, the beneficial effects of the application are:

The effect of restricting the moving direction of the tester is achieved through the auxiliary device, thereby improving the accuracy of the tester for rock and soil density testing.

Description of drawings

Fig. 1 is a three-dimensional schematic diagram of a sample density testing system for geotechnical investigation experiments of the present application.

Fig. 2 is a rear perspective schematic diagram of the sample density testing system for geotechnical investigation experiments of the present application.

Fig. 3 is a three-dimensional schematic diagram of the auxiliary device of the rock and soil survey experiment sample density testing system of the present application.

Fig. 4 is a three-dimensional schematic diagram of the cleaning device of the sample density testing system for geotechnical investigation experiments of the present application.

Explanation of reference signs:

1. Tester; 2. Auxiliary device; 21. Guide rod; 22. Guide tube; 23. Locating pin; 24. Fixed plate; 25. Chute; 26. Base plate; 27. Groove; 28. Slider; , spikes; 3, cleaning device; 31, ring; 32, limit plate; 33, cleaning ring; 34, elastic rope; 35, latch; 36, circular groove; 37, handle.

Detailed ways

With reference to shown in Figure 1, present embodiment discloses a kind of geotechnical survey experiment sample density testing system, comprises tester 1 and auxiliary device 2, the surface of tester 1 is provided with auxiliary device 2, and the probe rod of tester 1 is provided with Cleaning device 3.

2 and 3, the present embodiment discloses that the auxiliary device 2 includes a guide rod 21, one end of the guide rod 21 is fixedly connected to the surface of the tester 1, and the arc surface of the guide rod 21 is slidably connected with a guide pipe 22. The arc surface of guide tube 22 is slidably connected with locating pin 23, and locating pin 23 is slidably connected with guide bar 21, and the end of guide tube 22 is slidably connected with fixed plate 24 away from tester 1, and the position of fixed plate 24 corresponding guide tube 22 is set. There is a chute 25 whose size matches the size of the guide tube 22 , and one end of the fixed plate 24 is fixedly connected with a bottom plate 26 . The effect of restricting the moving direction of the tester 1 is achieved through the auxiliary device 2, thereby improving the accuracy of the tester 1 for rock and soil density testing.

Referring to Fig. 2 and Fig. 3, the present embodiment discloses that the inner wall of the fixed plate 24 is provided with a groove 27, and the arc surface of the guide pipe 22 is fixedly connected with a slider 28, and the slider 28 is slidably connected with the groove 27, and the concave The size of the groove 27 is adapted to the size of the slider 28 . The effect of restricting the moving direction of the guide tube 22 is achieved, preventing the guide tube 22 from rotating. The lower surface of the bottom plate 26 is uniformly fixedly connected with several spikes 29, and the spikes 29 are conical. The effect of fixing the bottom plate 26 is achieved, preventing the fixing plate 24 from shaking, thereby affecting the accuracy of the test.

Referring to Fig. 4, the present embodiment discloses that the cleaning device 3 includes a cleaning ring 33, the inner wall of the cleaning ring 33 is slidingly connected to the probe rod of the tester 1, and the upper surface of the cleaning ring 33 is fixedly connected with two elastic cords 34. One end of the rope 34 away from the cleaning ring 33 is fixedly connected with the tester 1 . The effect of cleaning the soil on the probe rod of the tester 1 is achieved by the cleaning device 3 . The arc surface of the cleaning ring 33 is provided with a handle 37, and the surface of the handle 37 is provided with threads. The frictional force of the handle 37 is increased by increasing the roughness of the handle 37 surface, thereby facilitating the use of the operator. The surface of the tester 1 is fixedly connected with a circular ring 31, the lower surface of the circular ring 31 is fixedly connected with a limiting plate 32, the surface of the limiting plate 32 is slidably connected with a latch 35, and the arc surface of the cleaning ring 33 is provided with a circular groove 36, The size of the circular groove 36 matches the size of the bolt 35 . A securing effect on the cleaning ring 33 is achieved.

The working principle is: when starting the test, the base plate 26 is placed on the place to be tested, and the spikes 29 are inserted into the ground to achieve the effect of fixing the base plate 26 and the fixed plate 24. The guide rod 21 on the tester 1 is inserted into the guide tube 22, Insert the positioning pin 23, fix the tester 1 and the fixed plate 24, and slide the guide tube 22 to complete the test, wherein the slider 28 slides in the groove 27 to achieve the effect of restricting the direction of movement of the guide tube 22, through the auxiliary device 2. The effect of restricting the moving direction of the tester 1 is achieved, thereby improving the accuracy of the tester 1 in rock and soil density testing.

After the test is over, pull out the latch 35, pull the handle 37 downwards, drive the cleaning ring 33 to slide along the probe rod of the tester 1, the elastic cord 34 is elongated, and move to the probe of the tester 1 at the cleaning ring 33 When below, unclamp handle 37, under the effect of elastic rope 34 elastic forces, cleaning ring 33 moves back again, after cleaning, reinsert latch 35, carry out fixing to cleaning ring 33, have reached to test by cleaning device 3 The effect of cleaning the soil on the instrument 1 probe rod.

Claims (6)

1. Rock-soil reconnaissance experimental sample density test system, including tester (1) and auxiliary device (2), its characterized in that: the surface of tester (1) is equipped with auxiliary device (2), auxiliary device (2) are including guide bar (21), the one end of guide bar (21) is connected with the fixed surface of tester (1), the arc surface sliding connection of guide bar (21) has stand pipe (22), the arc surface sliding connection of stand pipe (22) has locating pin (23), locating pin (23) and guide bar (21) sliding connection, the one end sliding connection that tester (1) was kept away from in stand pipe (22) has fixed plate (24), the position that fixed plate (24) corresponds stand pipe (22) is equipped with spout (25), the size of spout (25) and the size looks adaptation of stand pipe (22), the one end fixedly connected with bottom plate (26) of fixed plate (24).

2. The system for testing density of an experimental sample in geotechnical investigation according to claim 1, wherein: the inner wall of fixed plate (24) is equipped with recess (27), the arc surface fixedly connected with slider (28) of stand pipe (22), slider (28) and recess (27) sliding connection, the size of recess (27) and the size looks adaptation of slider (28).

3. The system for testing density of an experimental sample in geotechnical investigation according to claim 1, wherein: the lower surface of the bottom plate (26) is uniformly and fixedly connected with a plurality of spikes (29), and the spikes (29) are conical.

4. The system of claim 1, wherein: the probe rod of tester (1) is equipped with cleaning device (3), cleaning device (3) are including clearance ring (33), the inner wall of clearance ring (33) and the probe rod sliding connection of tester (1), the last fixed surface of clearance ring (33) is connected with two elasticity ropes (34), the one end and the tester (1) fixed connection of clearance ring (33) are kept away from in elasticity rope (34).

5. The system of claim 4, wherein: the arc surface of the cleaning ring (33) is provided with a handle (37), and the surface of the handle (37) is provided with threads.

6. The system for testing density of an experimental sample in geotechnical investigation according to claim 4, wherein: the fixed surface of tester (1) is connected with ring (31), the fixed surface of ring (31) is connected with limiting plate (32), the surperficial sliding connection of limiting plate (32) has bolt (35), the arc surface of clearance ring (33) is equipped with circular slot (36), the size of circular slot (36) and the size looks adaptation of bolt (35).

Images