CN215178726U

CN215178726U - Geotechnical engineering reconnaissance sampler

Info

Publication number: CN215178726U
Application number: CN202120567117.3U
Authority: CN
Inventors: 段鑫
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2021-12-14
Anticipated expiration: 2031-03-19

Abstract

The utility model belongs to the technical field of geotechnical engineering, in particular to a geotechnical engineering investigation sampler, which comprises a base, wherein two protective covers are arranged outside an adapter, a pressing plate is slidably connected inside the adapter, two ends of the pressing plate are both fixedly connected with a limiting block, and the bottom end of a connecting rod is fixedly connected with a push plate; the base can carry out the block spacing to the protection casing, the protection casing can avoid the sample tool bit rock piece to splash outer bringing the injury to operating personnel when getting the rock drilling, take off the protection casing, the second spout of adapter inner wall can carry on spacingly through the motion of stopper to the clamp plate, guarantee the upper and lower slip that the clamp plate can be smooth and easy, the connecting rod of clamp plate below is connected with the push pedal of below, can push off the ground sample in the sample tool bit completely, do not exert down force back to the clamp plate, the clamp plate can the up-motion under the effect of below spring, drive the push pedal through the connecting rod simultaneously and reset, avoid influencing next sample.

Description

Geotechnical engineering reconnaissance sampler

Technical Field

The utility model belongs to the technical field of geotechnical engineering, concretely relates to geotechnical engineering reconnaissance sampler.

Background

The 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, and compiling activities of investigation files, and aims at the geotechnical engineering investigation: the method is characterized in that a test means and a test method are used for carrying out investigation research and analysis judgment on a building site, researching the influence of geological conditions of various engineering buildings and construction on natural geological environment, and when the foundation, the foundation and the upper structure work together, the measures of ensuring the strength and the stability of the foundation and preventing the foundation from generating unacceptable deformation are taken, the bearing capacity of the foundation is provided, engineering addresses and geotechnical engineering data required by foundation design and construction and foundation reinforcement when necessary are provided, and a sampler is used when the geotechnical sampling detection is required in the surveying process.

However, when current sampler meets hard rock in the sample process, can produce rock piece when boring the sample, the sample tool bit can lead to rock piece and the dust that produces when boring to splash and fly away when rotatory, causes the risk to the personnel of gathering the sample to and the sample of sample can take place the existence of card in the sample tool bit.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a geotechnical engineering reconnaissance sampler has the characteristics that prevent piece and dust splash and fly away and conveniently take off the sample.

In order to achieve the above object, the utility model provides a following technical scheme: a geotechnical engineering investigation sampler comprises a base, wherein a support is fixedly connected to the top end of the base, a push frame is arranged above the base, first sliding grooves are formed in two sides of the bottom end of the push frame, two electric telescopic rods are arranged between the push frame and the support, the output ends of the electric telescopic rods are fixedly connected with the push frame, the top of each electric telescopic rod is fixedly connected with the support, a lead screw lifter is fixedly connected to the top end of the push frame, a lead screw is rotatably connected to the inside of the lead screw lifter, an adapter is arranged below the push frame, two second sliding grooves are formed in the inner wall of the adapter, a sampling tool bit is fixedly connected to the bottom end of the adapter, two protective covers are arranged on the outer side of the adapter, T-shaped sliding blocks are fixedly connected to the top ends of the two protective covers, a pressing plate is slidably connected to the inside of the adapter, and limiting blocks are fixedly connected to two ends of the pressing plate, the pressing plate is characterized in that a connecting rod is fixedly connected to the bottom end of the pressing plate, a spring is sleeved on the outer side of the connecting rod, and a pushing plate is fixedly connected to the bottom end of the connecting rod.

Preferably, the T-shaped sliding block is slidably connected with the pushing frame through the first sliding groove.

Preferably, the connecting rod runs through the sampling tool bit with push pedal fixed connection, just the push pedal with sampling tool bit sliding connection.

Preferably, the two limiting blocks are connected with the adapter in a sliding mode through the second sliding grooves.

Preferably, the top end of the adapter is fixedly connected with the output end of the screw rod.

Preferably, the base is provided with a sampling hole, and the protective cover is connected with the base in a sliding manner through the sampling hole.

Preferably, the top end of the spring is fixedly connected with the bottom end of the pressing plate, and the bottom end of the spring is fixedly connected with the top end of the sampling tool bit.

Compared with the prior art, the beneficial effects of the utility model are that:

the base can carry out the block spacing to the protection casing, the protection casing can avoid the sample tool bit rock piece to splash and bring the injury to operating personnel outward when boring the rock, when the sample in the sample tool bit of taking, outwards stimulate T shape slider, take off the protection casing, the second spout of switching seat inner wall can carry on spacingly through the motion of stopper to the clamp plate, guarantee the upper and lower slip that the clamp plate can be smooth and easy, the connecting rod of clamp plate below is connected with the push pedal of below, can push off the ground sample in the sample tool bit completely, do not exert down force back to the clamp plate, the clamp plate can the up motion under the effect of below spring, drive the push pedal through the connecting rod simultaneously and reset, avoid influencing the sample of next.

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 structural view of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is a schematic view of a three-dimensional structure of the protective cover of the present invention;

fig. 4 is a schematic view of the connection structure of the pushing frame and the T-shaped sliding block of the present invention.

In the figure: 1. a base; 101. a sampling hole; 11. a support; 2. pushing the frame; 201. a first chute; 21. an electric telescopic rod; 22. a screw rod lifter; 23. a screw rod; 3. a transfer seat; 301. a second chute; 31. a sampling cutter head; 4. a protective cover; 41. a T-shaped slider; 5. pressing a plate; 51. a limiting block; 52. a connecting rod; 53. a spring; 54. a push plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: a geotechnical engineering investigation sampler comprises a base 1, a support 11 is fixedly connected with the top end of the base 1, a push frame 2 is arranged above the base 1, first sliding grooves 201 are respectively formed in two sides of the bottom end of the push frame 2, two electric telescopic rods 21 are arranged between the push frame 2 and the support 11, the output ends of the electric telescopic rods 21 are fixedly connected with the push frame 2, the top of the electric telescopic rods 21 are fixedly connected with the support 11, a lead screw lifter 22 is fixedly connected with the top end of the push frame 2, a lead screw 23 is rotatably connected inside the lead screw lifter 22, an adapter 3 is arranged below the push frame 2, two second sliding grooves 301 are formed in the inner wall of the adapter 3, a sampling tool bit 31 is fixedly connected with the bottom end of the adapter 3, two protective covers 4 are arranged outside the adapter 3, T-shaped sliding blocks 41 are fixedly connected with the top ends of the two protective covers 4, a pressing plate 5 is slidably connected inside the adapter 3, and two ends of the pressing plate 5 are fixedly connected with limiting blocks 51, the bottom end of the pressure plate 5 is fixedly connected with a connecting rod 52, the outer side of the connecting rod 52 is sleeved with a spring 53, and the bottom end of the connecting rod 52 is fixedly connected with a push plate 54.

In this embodiment: the support 11 on the base 1 can support and fix the electric telescopic rod 21, the electric telescopic rod 21 can push the pushing frame 2 to move downwards, so as to push the lower protective cover 4 to slide into the sampling hole 101, the base 1 can clamp and limit the protective cover 4, the protective cover 4 can prevent rock fragments from splashing to the outside and causing injury to operators when the sampling tool bit 31 drills rocks, the first chute 201 can support and limit the lower protective cover 4 through the T-shaped sliding block 41, the pushing frame 2 can fix the screw rod lifter 22, the screw rod lifter 22 can control the screw rod 23 to rotate, so as to control the lower adapter 3 to drive the sampling tool bit 31 to rotate and move up and down to drill rock-soil samples, when taking samples in the sampling tool bit 31, the T-shaped sliding block 41 is pulled outwards, the protective cover 4 is taken down, the second chute 301 on the inner wall of the adapter 3 can limit the movement of the pressing plate 5 through the limiting block 51, guarantee the upper and lower slip that clamp plate 5 can be smooth and easy, connecting rod 52 and the push pedal 54 of below of clamp plate 5 below are connected, can push down the complete ground sample in the sample tool bit 31, avoid ground and the inside laminating of sample tool bit 31 comparatively closely to lead to inconvenient sample of taking out, do not exert down force back to clamp plate 5, clamp plate 5 can the up-motion under the effect of below spring 53, drive push pedal 54 through connecting rod 52 simultaneously and reset, avoid influencing the sample of next.

Specifically, the T-shaped sliding block 41 is slidably connected with the pushing frame 2 through the first sliding groove 201; the T-shaped sliding block 41 is slidably connected with the pushing frame 2 in the first sliding groove 201, so that the protective cover 4 can be conveniently detached and installed.

Specifically, the connecting rod 52 penetrates through the sampling tool bit 31 and is fixedly connected with the push plate 54, and the push plate 54 is slidably connected with the sampling tool bit 31; the connecting rod 52 is connected with the lower push plate 54, and can transmit the force applied on the pressure plate 5 into the push plate 54, so that the push plate 54 can push the rock and soil sample in the sampling tool bit 31 completely.

Specifically, the two limiting blocks 51 are both connected with the adapter 3 in a sliding manner through the second sliding grooves 301; the second chute 301 of the inner wall of the adapter 3 can limit the movement of the pressing plate 5 through the limiting block 51, and the pressing plate 5 can smoothly slide up and down.

Specifically, the top end of the adapter 3 is fixedly connected with the output end of the screw rod 23; the adapter 3 can rotate synchronously along with the rotation of the screw rod 23, so that the adapter 3 drives the sampling tool bit 31 below to rotate synchronously, and the purpose of sampling rock soil is achieved.

Specifically, a sampling hole 101 is formed in the base 1, and the protective cover 4 is slidably connected with the base 1 through the sampling hole 101; in the sampling hole 101 is slided to protection casing 4, base 1 can carry out the block to protection casing 4 spacing, and protection casing 4 can avoid sampling tool bit 31 to splash the outer injury that brings operating personnel when boring the rock.

Specifically, the top end of the spring 53 is fixedly connected with the bottom end of the pressure plate 5, and the bottom end of the spring 53 is fixedly connected with the top end of the sampling tool bit 31; after the pressing plate 5 is not pressed down, the spring 53 can drive the pressing plate 54 to reset by moving the pressing plate 5 upwards, so that the influence on the next sampling is avoided.

The utility model discloses a theory of operation and use flow: the support 11 on the base 1 can support and fix the electric telescopic rod 21, the electric telescopic rod 21 can push the pushing frame 2 to move downwards, so as to push the lower protective cover 4 to slide into the sampling hole 101, the base 1 can clamp and limit the protective cover 4, the protective cover 4 can prevent rock fragments from splashing to the outside and causing injury to operators when the sampling tool bit 31 drills rocks, the first chute 201 can support and limit the lower protective cover 4 through the T-shaped sliding block 41, the pushing frame 2 can fix the screw rod lifter 22, the screw rod lifter 22 can control the screw rod 23 to rotate, so as to control the lower adapter 3 to drive the sampling tool bit 31 to rotate and move up and down to drill rock-soil samples, when taking samples in the sampling tool bit 31, the T-shaped sliding block 41 is pulled outwards, the protective cover 4 is taken down, the second chute 301 on the inner wall of the adapter 3 can limit the movement of the pressing plate 5 through the limiting block 51, guarantee the upper and lower slip that clamp plate 5 can be smooth and easy, connecting rod 52 and the push pedal 54 of below of clamp plate 5 below are connected, can push down the complete ground sample in the sample tool bit 31, avoid ground and the inside laminating of sample tool bit 31 comparatively closely to lead to inconvenient sample of taking out, do not exert down force back to clamp plate 5, clamp plate 5 can the up-motion under the effect of below spring 53, drive push pedal 54 through connecting rod 52 simultaneously and reset, avoid influencing the sample of next.

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. A geotechnical engineering reconnaissance sampler, includes base (1), its characterized in that: the top end of the base (1) is fixedly connected with a support (11), a push frame (2) is arranged above the base (1), first sliding grooves (201) are formed in two sides of the bottom end of the push frame (2), two electric telescopic rods (21) are arranged between the push frame (2) and the support (11), the output end of each electric telescopic rod (21) is fixedly connected with the push frame (2), the top of each electric telescopic rod (21) is fixedly connected with the support (11), the top end of the push frame (2) is fixedly connected with a lead screw lifter (22), a lead screw (23) is rotatably connected inside the lead screw lifter (22), an adapter (3) is arranged below the push frame (2), two second sliding grooves (301) are formed in the inner wall of the adapter (3), a sampling tool bit (31) is fixedly connected to the bottom end of the adapter (3), two protective covers (4) are arranged on the outer side of the adapter (3), two equal fixedly connected with T shape slider (41) in top of protection casing (4), the inside sliding connection of adapter (3) has clamp plate (5), the equal fixedly connected with stopper (51) in both ends of clamp plate (5), clamp plate (5) bottom fixedly connected with connecting rod (52), connecting rod (52) outside cover is equipped with spring (53), connecting rod (52) bottom fixedly connected with push pedal (54).

2. The geotechnical engineering investigation sampler of claim 1, wherein: the T-shaped sliding block (41) is connected with the pushing frame (2) in a sliding mode through the first sliding groove (201).

3. The geotechnical engineering investigation sampler of claim 1, wherein: the connecting rod (52) penetrates through the sampling tool bit (31) and is fixedly connected with the push plate (54), and the push plate (54) is in sliding connection with the sampling tool bit (31).

4. The geotechnical engineering investigation sampler of claim 1, wherein: the two limiting blocks (51) are connected with the adapter (3) in a sliding mode through the second sliding grooves (301).

5. The geotechnical engineering investigation sampler of claim 1, wherein: the top end of the adapter (3) is fixedly connected with the output end of the screw rod (23).

6. The geotechnical engineering investigation sampler of claim 1, wherein: sampling hole (101) have been seted up on base (1), protection casing (4) pass through sampling hole (101) with base (1) sliding connection.

7. The geotechnical engineering investigation sampler of claim 1, wherein: the top end of the spring (53) is fixedly connected with the bottom end of the pressing plate (5), and the bottom end of the spring (53) is fixedly connected with the top end of the sampling tool bit (31).