CN210005278U

CN210005278U - novel undisturbed original soil sampling device

Info

Publication number: CN210005278U
Application number: CN201920775869.1U
Authority: CN
Inventors: 刘景涛; 李备; 解飞
Original assignee: Institute of Hydrogeology and Environmental Geology CAGS
Current assignee: Institute of Hydrogeology and Environmental Geology CAGS
Priority date: 2019-05-27
Filing date: 2019-05-27
Publication date: 2020-01-31
Anticipated expiration: 2029-05-27

Abstract

The utility model discloses a novel undisturbed former dress soil sampling device, the drill base station comprises a base station, the sampling tube, the drilling rod, servo motor and vibration buffer gear, base station lower part central point puts and has linked firmly the sampling tube, the drilling rod is hollow round bar, the periphery of sampling tube is located to the drilling rod cover, the base station is worn to establish and is connected with servo motor's output shaft in the upper end of drilling rod, vibration buffer gear installs in the top of base station, servo motor installs on vibration buffer gear, the lower extreme of drilling rod is provided with the annular deflector of circle, the welding has a plurality of diamond compact pieces on the downside circumference of deflector, the bottom high position of sampling tube is in the bottom top of drilling rod, also the welding has a plurality of second diamond compact pieces on the tip circumference of sampling tube, the utility model discloses simple structure, low in cost, portable not only is applicable to geotechnical test sampling, still can satisfy with former dress soil sampling, can reduce because of the motor vibration and produce the adverse effect of disturbance for soil appearance.

Description

novel undisturbed original soil sampling device

Technical Field

The utility model belongs to the technical field of sampling device, in particular to novel undisturbed former dress native sampling device.

Background

In scientific research works such as soil, hydrology, geology and the like, the physical properties of soil are often required to be known, so that original soil samples with unchanged soil states need to be dug for research and analysis.

Although motor-driven original soil sampling devices are available, the motor-driven original soil sampling devices are large in size and heavy, and the structure of the soil sample inside the motor-driven original soil sampling devices can be changed due to the rotation of the sampling tubes when the soil sample is rapidly drilled, so that the physical properties of soil can not be accurately obtained.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide novel undisturbed former dress native sampling device, simple structure, and the influence to the soil sample among the sampling process is little, thereby it influences the problem of soil sample to produce strong vibration when aiming at solving present sampling device and using.

In order to achieve the above object, the utility model adopts the following technical scheme:

novel undisturbed original soil sampling device, including base station, sampling tube, drilling rod, servo motor and vibration buffer gear, the lower part central point of base station puts and has linked firmly the sampling tube, the upper end of sampling tube be provided with the trachea of the cavity intercommunication of sampling tube, be provided with valve on the trachea, the trachea is connected with external aspiration pump or air intake pump, and the drilling rod is hollow round bar, and the periphery of sampling tube is located to the drilling rod cover, and the base station is worn out and is connected with servo motor's output shaft in the upper end of drilling rod, and vibration buffer gear installs in the top of base station, and servo motor installs on vibration buffer gear, and the lower extreme of drilling rod is provided with the annular deflector of circle, and the welding has a plurality of diamond compact pieces on the downside circumference of deflector, and the bottom high position of sampling tube is in the bottom top of drilling rod, and also has a plurality of second diamond compact pieces on.

It is preferred to advance step, vibration buffer gear includes the connecting plate, the guide bar, the second guide bar, sliding sleeve, the second sliding sleeve, telescopic spring and two lower telescopic springs go up for two, the connecting plate is located the base station directly over and parallels with the base station, be provided with between connecting plate and the base station about spaced apart guide bar and second guide bar, the lower extreme and base station fixed connection of guide bar and second guide bar, the connecting plate is worn out to the upper end of guide bar and second guide bar, and the body of rod tip that guide bar and second guide bar worn out the connecting plate is provided with the stopper head that prevents the connecting plate and shift up the roll-off, the below of connecting plate has linked firmly servo motor, it is connected with last telescopic spring and lower telescopic spring respectively to overlap on guide bar and the second guide bar equally divide, sliding sleeve cover is located outside the guide bar, the second sleeve is located outside the second guide bar, sliding sleeve, the upper end of second sliding sleeve is connected with the upper end of lower telescopic spring respectively, the lower end of the telescopic spring is connected with the lower telescopic spring of 8236 equally divide equally.

preferably, the stopper is spherical.

Compared with the prior art, the utility model, its advantage lies in:

the utility model provides an novel undisturbed former dress soil sampling device, simple structure, low in cost, portable not only is applicable to geotechnological test sample, still can satisfy the scientific research with former dress soil sample, this sampling device can realize drilling and sample ization, labour saving and time saving during the sample, can reduce because of motor vibration in the sampling process and produce the adverse effect of disturbance for soil sample edge.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic view of the position relationship between the sampling tube and the trachea of the present invention.

Description of reference numerals:

1. the base station, 2, the sampling tube, 3, the drilling rod, 4, servo motor, 5, connecting plate, 6, go up expanding spring, 7, th guide bar, 8, second guide bar, 9, sliding sleeve, 10, second sliding sleeve, 11, lower expanding spring, 12, deflector, 13, diamond compact piece, 14, trachea, 15, second diamond compact piece.

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.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1-2, the novel undisturbed original soil sampling device provided by the embodiment of the invention comprises a base station 1, a sampling tube 2, a drill rod 3, a servo motor 4 and a vibration buffer mechanism, wherein the sampling tube 2 is fixedly connected to the lower center of the base station 1, an air tube 14 communicated with a cavity of the sampling tube 2 is arranged at the upper end of the sampling tube 2, a valve is arranged on the air tube 14, the air tube 14 is connected with an external air suction pump or an air inlet pump, when sampling is carried out, the sampling tube 2 is deeply buried underground, the air tube 14 is connected with the air suction pump, the air suction pump is started to extract gas in the sampling tube 2, and then a valve is closed, so that a soil sample can smoothly enter the sampling tube 2, in addition, the problem that when the sampling tube 2 is lifted upwards after sampling is finished, the soil sample in the sampling tube 2 leaks out can be solved, when the soil sample in the sampling tube 2 needs to be extracted, the air tube 14 is connected with the air inlet pump, a closed valve 63 is opened, an air-inflated in the sampling tube 2, the sampling tube 2 is arranged in the sampling tube 2, when the sampling tube 2, the sampling tube 2 is required to be completely pushed out, a pneumatic working process that a plurality of an upper end of a pneumatic drill rod pneumatic drill bit is arranged on a pneumatic drill rod pneumatic motor 353, a pneumatic drill rod pneumatic buffer motor 353, a pneumatic motor is arranged on a pneumatic drill rod pneumatic motor, a pneumatic drill rod pneumatic motor, a.

The utility model discloses a novel undisturbed former dress soil sampling device is when using, it is rotatory to drive drilling rod 3 through servo motor 4, servo motor 4 is in the course of the work, reduce servo motor 4 through vibration buffer gear and give drilling, the vibration influence that the in-process was brought is implemented in the sample, servo motor 4's vibration can make the vibration that brings less transmission to sampling tube 2 on through vibration buffer gear, in the sampling process, drilling rod 3 rotates, sampling tube 2 in drilling rod 3 is not rotatory, sampling tube 2 links firmly with base station 1 all the time, drilling rod 3 drives deflector 12 rotation in rotatory in-process, and then deflector 12 downside welded diamond compact piece cuts soil, thereby make drilling rod 3 advance step to the precession downwards, 3 precession in-process of drilling rod, with soil at first the contact be the second diamond 15 of sampling tube 2 tip, sampling tube 2 directly impresses in soil through self tip welded second diamond 15 downwards, thereby carry out the taking of former dress soil sample.

The vibration buffer mechanism comprises a connecting plate 5, a th guide rod 7, a second guide rod 8, a th sliding sleeve 9, a second sliding sleeve 10, two upper telescopic springs 6 and two lower telescopic springs 11, the connecting plate 5 is positioned right above the base station 1 and is parallel to the base station 1, a th guide rod 7 and a second guide rod 8 which are spaced from each other left and right are arranged between the connecting plate 5 and the base station 1, the lower ends of the th guide rod 7 and the second guide rod 8 are fixedly connected with the base station 1, the upper ends of the th guide rod 7 and the second guide rod 8 penetrate through the connecting plate 5, moreover, a stopping head for stopping the connecting plate 5 from moving upwards and sliding out is arranged at the end part of a rod body of the th guide rod 7 and the second guide rod 8 penetrating through the connecting plate 5, a servo motor 4 is fixedly connected below the connecting plate 5, upper telescopic springs 6 and lower telescopic springs 11 are respectively connected on the guide rod 7 and the second guide rod 7, a th guide rod 9 is sleeved outside the th guide rod 7, the guide rod 7 and a second sliding sleeve is connected with a lower end of a lower telescopic spring equivalent drill which is connected with a vertical shock reducing spring 9, the upper end of the sliding sleeve of the second sliding sleeve 10, the second sliding sleeve which is connected with a 736, the upper end of a shock reducing spring equivalent drill which is connected with a shock reducing spring 9, the shock equalizing drill which is connected with a shock equalizing drill chuck 9, a shock equalizing drill bushing 9 which is connected with a shock equalizing.

The vibration buffering mechanism is arranged, the servo motor 4 is not directly contacted with the base station 1 provided with the sampling tube 2, but the servo motor 4 is fixedly connected with the connecting plate 5, so that the space between the servo motor 4 and the base station 1 is realized, and the vibration buffering mechanism works at the servo motor 4, the vibration brought by the servo motor 4 is transmitted to the connecting plate 5, the vibration is transmitted to the two upper expansion springs 6 through the connecting plate 5, the two upper expansion springs 6 can be compressed after being subjected to the pressure of the connecting plate 5 on the self, so that the sliding sleeves 9 on the -th guide rod 7 and the second guide rod 8 are enabled to advance, the second sliding sleeves 10 are enabled to compress the two lower expansion springs 11, the process can convert the vibration received by the connecting plate 5 into the processes of secondary spring compression and force transmission loss of the -time sliding sleeves, the vibration is enabled to obtain more remarkable buffering, the -th guide rod 7 and the second guide rod 8 are both provided with stopping heads, therefore, the connecting plate 5 cannot move upwards from the upper ends of the -second guide rod 7 and the second guide rod 8, and the vibration buffering mechanism can be enabled to be conveniently carried out to reduce the vibration of the base station, and the vibration buffering mechanism, thereby enabling the vibration buffering mechanism to be conveniently carried out on the soil sample, and the soil sample can be conveniently carried out by the vibration buffering mechanism, and the vibration buffering mechanism.

The spherical stopper head plays a role in stopping the connecting plate 5 from sliding out of the th guide rod 7 and the second guide rod 8 upwards, and the spherical diameter of the stopper head 12 should be larger than the perforation diameter of the connecting plate 5 for the th guide rod 7 and the second guide rod 8 to penetrate out.

To sum up, the embodiment of the utility model provides a novel undisturbed former dress soil sampling device, simple structure, low in cost, portable not only is applicable to geotechnological test sample, still can satisfy the scientific research with former dress soil sample, and this sampling device can realize drilling and sample ization, labour saving and time saving during the sample, can reduce because of motor vibration in the sampling process and give the adverse effect of soil sample edge production disturbance.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

The utility model provides a novel undisturbed former dress soil sampling device, a serial communication port, including base station (1), sampling tube (2), drilling rod (3), servo motor (4) and vibration buffer gear, the lower part central point of base station (1) puts and has linked firmly sampling tube (2), the upper end of sampling tube (2) be provided with trachea (14) of the cavity intercommunication of sampling tube (2), be provided with valve on trachea (14), trachea (14) are connected with external aspiration pump or air intake pump, drilling rod (3) are hollow round bar, the periphery of sampling tube (2) is located to drilling rod (3) cover, the upper end of drilling rod (3) is worn out base station (1) and is connected with the output shaft of servo motor (4), vibration buffer gear installs in the top of base station (1), servo motor (4) are installed on vibration buffer gear, the lower extreme of drilling rod (3) is provided with annular deflector (12), the downside of deflector (12) is gone up to a plurality of diamond bottom (13), the welding of diamond bottom of sampling tube (2) has the high welding of second side (15) also.
2. The novel undisturbed original soil sampling device according to claim 1, wherein the vibration buffering mechanism comprises a connecting plate (5), a guide rod (7), a second guide rod (8), a 0 sliding sleeve (9), a second sliding sleeve (10), two upper expansion springs (6) and two lower expansion springs (11), the connecting plate (5) is positioned right above the base platform (1) and is parallel to the base platform (1), a 1 guide rod (7) and a second guide rod (8) which are spaced from left to right are arranged between the connecting plate (5) and the base platform (1), the lower ends of the guide rod (7) and the second guide rod (8) are fixedly connected with the base platform (1), the upper ends of the guide rod (7) and the second guide rod (8) are provided with connecting plates (735) for preventing the connecting plate (5) from moving upwards, the upper ends of the third guide rod (7) and the second guide rod (8) are provided with a connecting plate (5), the upper ends of the second guide rod (7) and the second guide rod (8) are provided with a lower end of a connecting plate (5) for preventing the connecting plate (5) from moving upwards, the upper ends of the lower expansion springs (9) and the lower expansion springs (10) are connected with a servo spring (11), the upper ends of the lower expansion spring (5) are connected with a lower expansion spring (5) and a lower expansion spring (3874) connected with a lower end of a connecting plate (10) connected with a lower expansion spring (10) connected with a connecting plate () connected with a lower expansion spring (10) connected with a lower expansion spring (5) connected with a.
3. The novel undisturbed original soil sampling device as claimed in claim 2 wherein said stop is spherical.