CN212722128U

CN212722128U - A sampling device for geotechnical engineering reconnaissance

Info

Publication number: CN212722128U
Application number: CN202021535244.7U
Authority: CN
Inventors: 常允良; 王玉良
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-03-16
Anticipated expiration: 2030-07-29

Abstract

The utility model discloses a sampling device for geotechnical engineering investigation, including the shallow board, advancing mechanism and fixed establishment, be provided with advancing mechanism and fixed establishment on the shallow board, the hydraulic pump is fixed with at the upper surface middle part of shallow board, and one side of hydraulic pump is provided with the pneumatic cylinder, fixedly connected with sampling head on the extension end of pneumatic cylinder, the sleeve pipe has all been welded to both sides of shallow board bottom, and the bottom of sleeve pipe is inserted and is equipped with the vaulting pole, the bottom welding of vaulting pole has the base, this kind of sampling device for geotechnical engineering investigation, through being provided with the combination of hydraulic pump and pneumatic cylinder on the shallow board, be used for extruding the sampling head and stretching into the ground, adopt the mode of extrusion stretching to replace the form of digging soil to take a sample, the operation is simple and direct, high efficiency, through having the sample connection on the sampling head, and be provided with the cutting ring at its top, when the sampling head stretches, utilize the cutting ring to cut the sample in the sample connection, avoid ground to suffer to extrude and destroy inner structure, conveniently get the material simultaneously.

Description

A sampling device for geotechnical engineering reconnaissance

Technical Field

The utility model relates to a ground reconnaissance field specifically is a sampling device for geotechnical engineering reconnaissance.

Background

Geotechnical engineering investigation refers to finding out, analyzing and evaluating geological and environmental characteristics and geotechnical engineering conditions of a construction site according to requirements of construction engineering, compiling activities of investigation files, uncovering adverse engineering geological problems if the investigation work is not in place, and avoiding damage even if the design and construction of an upper structure reach high quality, so that the geotechnical engineering investigation and sampling research is extremely important.

Present geotechnical engineering reconnaissance sampling machine adopts the mode of digging most to take a sample, however this kind of sampling mode inefficiency, and the engineering volume is big, and the operation is complicated, and destroys the inner structure of geotechnical sample easily when the sample to influence the precision nature of reconnaissance.

To solve the above problems, we propose a sampling device for geotechnical engineering investigation.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, a sampling device for geotechnical engineering reconnaissance is provided, in order to solve above-mentioned technical problem, the utility model provides a following technical scheme:

the utility model relates to a sampling device for geotechnical engineering reconnaissance, including shallow board, advancing mechanism and fixed establishment, be provided with on the shallow board advancing mechanism with fixed establishment, advancing mechanism includes hydraulic pump, pneumatic cylinder and sampling head, the upper surface middle part of shallow board is fixed with the hydraulic pump, just one side of hydraulic pump is provided with the pneumatic cylinder for provide powerful thrust, the stretching out of pneumatic cylinder serves fixedly connected with the sampling head for stretch into the sample in the ground wall, fixed establishment includes sleeve pipe, vaulting pole and base, shallow board bottom both sides all weld the sleeve pipe, just the sheathed tube bottom is inserted and is equipped with the vaulting pole, the bottom welding of vaulting pole has the base for the shallow board is propped up to the level.

Preferably, the bottom of the cart plate is provided with rollers.

Preferably, the base is provided with two rivet holes, and rivets are inserted into the rivet holes.

Preferably, one side of the hydraulic pump is located the welding has the roof on the shallow board, the pneumatic cylinder is fixed in on the roof, the hydraulic pump with through the oil pipe and the play oil pipe intercommunication that are equipped with between the pneumatic cylinder.

Preferably, one end of the cart plate, which is far away from the sampling head, is welded with a push handle.

Preferably, the middle part of the sampling head is provided with a sampling port, and one end of the sampling head, which is far away from the hydraulic cylinder, is welded with a cutting ring.

Preferably, the sleeve is located below the hydraulic cylinder, and the sleeve and the stay bar are fixed through a bolt.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the combination of the hydraulic pump and the hydraulic cylinder is arranged on the cart plate and is used for extruding the sampling head to extend into rock soil, and the sampling is carried out by adopting an extruding and extending mode to replace an excavating mode, so that the operation is simple and convenient, the efficiency is high, and the engineering quantity is small; through having seted up the sample connection on the sampling head to be provided with the cutting ring on its top, when the sampling head stretched into, utilize the cutting ring with ground sample cutting in the sample connection, avoid ground to suffer the extrusion and destroy inner structure, improve the precision of reconnaissance data, conveniently get the material simultaneously.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of a sampling device for geotechnical engineering investigation according to the present invention;

fig. 2 is a schematic structural diagram of the sampling head of the present invention.

In the figure: 1. a cart board; 2. a hydraulic pump; 3. a hydraulic cylinder; 4. a sampling head; 5. a roller; 6. a sleeve; 7. a stay bar; 8. a base; 9. riveting; 10. a top plate; 11. a push handle; 12. a sampling port; 13. and (6) cutting the ring.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Examples

As shown in fig. 1-2, a sampling device for geotechnical engineering reconnaissance, including shallow board 1, advancing mechanism and fixed establishment, be provided with advancing mechanism and fixed establishment on the shallow board 1, advancing mechanism includes hydraulic pump 2, pneumatic cylinder 3 and sampling head 4, the upper surface middle part of shallow board 1 is fixed with hydraulic pump 2, and one side of hydraulic pump 2 is provided with pneumatic cylinder 3, be used for providing powerful, stable thrust, fixedly connected with sampling head 4 is served in stretching out of pneumatic cylinder 3, be used for stretching into the sample, fixed establishment includes sleeve pipe 6, vaulting pole 7 and base 8, sleeve pipe 6 has all been welded to shallow board 1 bottom both sides, and sleeve pipe 6's bottom is inserted and is equipped with vaulting pole 7, the bottom welding of vaulting pole 7 has base 8, be used for horizontal support to play shallow board 1.

In this embodiment, the bottom of the cart board 1 is provided with the roller 5, which is convenient for pushing the cart board 1.

In this embodiment, two rivet holes are opened on the base 8, and the rivet 9 is inserted in the rivet hole for fixing the base 8 on the ground.

In this embodiment, one side of hydraulic pump 2, and be located the welding on shallow board 1 and have roof 10, on pneumatic cylinder 3 was fixed in roof 10, advance oil pipe and go out oil pipe intercommunication through being equipped with between hydraulic pump 2 and the pneumatic cylinder 3 for stably carry hydraulic oil.

In this embodiment, the pushing handle 11 is welded at the end of the cart plate 1 far away from the sampling head 4, so that the cart plate 1 can be conveniently pushed.

In this embodiment, sample connection 12 has been seted up at the middle part of sampling head 4, and the one end welding that pneumatic cylinder 3 was kept away from to sampling head 4 has cutting ring 13 for cut separately the ground sample from the ground wall.

In this embodiment, sleeve 6 is located the below of pneumatic cylinder 3, and is fixed through the bolt that is equipped with between sleeve 6 and the vaulting pole 7, and the height-adjusting of being convenient for firmly supports.

The utility model discloses a principle and advantage: during the use, send this sampling device to in the ground dug, then both hands hold and push away 11, it is close to the ground tangent plane to push away shallow board 1, let 4 levels of sampling head support on the ground tangent plane, then take out the bolt on the sleeve pipe 6, put down base 8 and paste subaerial, let shallow board 1 keep the level, insert the bolt downthehole of sleeve pipe 6 with vaulting pole 7 with the bolt again, then pound rivet 9 down, with fixing of shallow board 1 firmly, then open hydraulic pump 2 and supply liquid for hydraulic cylinder 3, let pneumatic cylinder 3 extend, thereby push up 4 levels of sampling head and insert in the ground, reinserting in-process, cutting ring 13 cuts into the cylinder with the ground sample, the sample of cutting out is stayed in sampling head 4, after pneumatic cylinder 3 extends to certain degree, for example: the length of 20cm is to be sampled, after the sampling head 4 extends into 25-30cm, the sampling stops extending, the rivet 9 is extracted, the base 8 is lifted, the pushing handle 11 is grabbed, the pushing handle 11 is circularly lifted and pressed downwards, the sampling head 4 is driven to be slightly loosened, the inner end of a cylindrical rock-soil sample is loosened with a rock-soil wall body, cracks are generated, then the hydraulic cylinder 3 is retracted, the sampling head 4 is extracted, the rock-soil sample is taken out, and finally the rock-soil sample is taken out from the sampling head 4, so that the sampling is completed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a sampling device for geotechnical engineering reconnaissance, includes shallow board (1), advancing mechanism and fixed establishment, its characterized in that: be provided with on shallow board (1) advancing mechanism with fixed establishment, advancing mechanism includes hydraulic pump (2), pneumatic cylinder (3) and sampling head (4), the upper surface middle part of shallow board (1) is fixed with hydraulic pump (2), just one side of hydraulic pump (2) is provided with pneumatic cylinder (3), fixedly connected with is served in stretching out of pneumatic cylinder (3) sampling head (4), fixed establishment includes sleeve pipe (6), vaulting pole (7) and base (8), all welding in shallow board (1) bottom both sides has sleeve pipe (6), just the bottom of sleeve pipe (6) is inserted and is equipped with vaulting pole (7), the bottom welding of vaulting pole (7) has base (8).

2. A sampling device for geotechnical engineering investigation according to claim 1 and wherein: the bottom of the cart plate (1) is provided with rollers (5).

3. A sampling device for geotechnical engineering investigation according to claim 1 and wherein: two rivet holes are formed in the base (8), and rivets (9) are inserted into the rivet holes.

4. A sampling device for geotechnical engineering investigation according to claim 1 and wherein: one side of hydraulic pump (2), and be located the welding has roof (10) on shallow board (1), pneumatic cylinder (3) are fixed in on roof (10), hydraulic pump (2) with advance oil pipe and go out oil pipe intercommunication through being equipped with between pneumatic cylinder (3).

5. A sampling device for geotechnical engineering investigation according to claim 1 and wherein: and a pushing handle (11) is welded at one end of the cart plate (1) far away from the sampling head (4).

6. A sampling device for geotechnical engineering investigation according to claim 1 and wherein: a sampling port (12) is formed in the middle of the sampling head (4), and a cutting ring (13) is welded at one end, far away from the hydraulic cylinder (3), of the sampling head (4).

7. A sampling device for geotechnical engineering investigation according to claim 1 and wherein: the sleeve (6) is positioned below the hydraulic cylinder (3), and the sleeve (6) and the support rod (7) are fixed through a bolt.