CN215726924U

CN215726924U - Concrete detection sampling device for subway engineering

Info

Publication number: CN215726924U
Application number: CN202121809285.5U
Authority: CN
Inventors: 司小明; 田俊鹏; 刘大洋
Original assignee: Sichuan Gaopeng Engineering Testing Co ltd
Current assignee: Sichuan Gaopeng Engineering Testing Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-02-01
Anticipated expiration: 2031-08-04

Abstract

The utility model relates to the technical field of concrete detection and sampling, in particular to a concrete detection and sampling device for subway engineering, which comprises a cover body, wherein spiral protrusions are uniformly arranged on the outer surface of the cover body, a collection inner cavity is formed in the bottom end of the cover body, a push-pull handle is arranged in the middle of the top end of the cover body, a threaded groove is formed in the middle of the top end of the push-pull handle, an adjusting screw is arranged on the inner side of the threaded groove, a cement drill bit is arranged at the bottom end of the adjusting screw, a scraping plate is arranged on the outer surface of the adjusting screw and located on the top side of the cement drill bit, supporting rods are uniformly arranged at the bottom end of the scraping plate, and the supporting rods are located at the edge of the bottom end of the scraping plate. According to the utility model, the sampling structure is opened after the sampling structure is introduced into the inner layer of the cement, so that the outer layer of the cement can be prevented from being collected into the collecting structure, and the cement detection result is prevented from having larger errors.

Description

Concrete detection sampling device for subway engineering

Technical Field

The utility model relates to the technical field of concrete detection and sampling, in particular to a concrete detection and sampling device for subway engineering.

Background

Concrete: refers to a general term of engineering composite materials formed by cementing aggregate into a whole by cementing materials; the sampling device is used for obtaining a sample of which the test result can represent the whole batch of sampled materials from a batch of materials; the term concrete generally refers to cement as the cementing material and sand and stone as the aggregate; the cement concrete, also called as common concrete, is obtained by mixing with water (which may contain additives and admixtures) according to a certain proportion and stirring, and is widely applied to civil engineering.

At present, when the concrete of present subway engineering for detecting sampling device is extracting inboard concrete sample, all need insert sampling device from the outside, and at this in-process, sampling device's collection structure inboard also can permeate a large amount of outer concrete to lead to the testing result to cause certain deviation, the practicality is poor, so need urgently a concrete for subway engineering for detecting sampling device and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a concrete detection and sampling device for subway engineering, which is used for solving the existing problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a concrete detects sampling device for subway engineering, includes the cover body, the spiral arch has evenly been installed to the surface of the cover body, the collection inner chamber has been seted up to the bottom of the cover body, the push-and-pull handle has been installed to the top intermediate position of the cover body, the thread groove has been seted up to the top intermediate position of push-and-pull handle, the inboard of thread groove is provided with adjusting screw, cement drill bit has been installed to adjusting screw's bottom, adjusting screw's surface has been installed and has been scraped the flitch, and scrapes the flitch and be located the top side of cement drill bit, scrape the bottom of flitch and evenly installed the bracing piece, and the bracing piece is located the bottom edge of scraping the flitch.

Preferably, the thread groove and the collection inner cavity are communicated with each other, and the scraping plate and the support rod are located on the inner side of the collection inner cavity.

Preferably, the top end of the cement drill bit is provided with a material collecting groove.

Preferably, the outer side of the adjusting screw and the inner side of the thread groove form a spiral rotating structure.

Preferably, one side of the support rod close to the inner wall of the collection cavity is provided with a scraping sheet.

Preferably, the bottom side of the scraper plate is provided with a connecting ring, and the connecting ring is fixedly connected with the support rod.

Preferably, the top end of the adjusting screw rod is fixedly connected with an adjusting handle.

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

(1) open the sample structure again behind the inlayer through leading-in cement with the sample structure, can avoid outer cement to be gathered into the inside of collecting the structure to avoid the cement testing result great error to appear.

(2) After the sample finishes, can make adjusting screw drive through rotating the regulation handle and scrape the flitch and will collect the inboard cement sample of inner chamber and extrude, at this in-process, scrape the flitch and drive the bracing piece and rotate, make the scraping material piece on bracing piece surface will collect the cement on the inner chamber inner wall and scrape down to reduce the cement and covered remaining of inside, the use of the device of being convenient for in the sample work afterwards.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the mask body of the present invention;

fig. 3 is a schematic structural view of the support rod and the scraper blade of the present invention.

In the figure: 1. a cover body; 2. a collection lumen; 3. a push-pull handle; 4. a thread groove; 5. adjusting the screw rod; 6. adjusting the handle; 7. a spiral protrusion; 8. a cement drill bit; 9. a material collecting groove; 10. a scraping plate; 11. a support bar; 12. scraping a material sheet; 13. and (7) connecting rings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, an embodiment of the present invention is shown: the utility model provides a concrete detects sampling device for subway engineering, including the cover body 1, spiral protrusion 7 has evenly been installed to the surface of the cover body 1, collection inner chamber 2 has been seted up to the bottom of the cover body 1, push-and-pull handle 3 has been installed to the top intermediate position of the cover body 1, thread groove 4 has been seted up to the top intermediate position of push-and-pull handle 3, the inboard of thread groove 4 is provided with adjusting screw 5, cement drill bit 8 has been installed to adjusting screw 5's bottom, flitch 10 has been installed to adjusting screw 5's surface, and scrape the flitch 10 and be located the top side of cement drill bit 8, the bracing piece 11 has evenly been installed to the bottom of scraping flitch 10, and bracing piece 11 is located the bottom edge of scraping flitch 10.

The thread groove 4 is communicated with the collection inner cavity 2, the scraping plate 10 and the support rod 11 are positioned on the inner side of the collection inner cavity 2, and the adjusting screw rod 5 can be conveniently rotated to the inner side of the collection inner cavity 2 through the mutual communication between the thread groove 4 and the collection inner cavity 2; the top end of the cement drill bit 8 is provided with the material collecting groove 9, and the top side of the cement drill bit 8 is provided with the material collecting groove 9, so that cement can be collected more easily by the top side of the cement drill bit 8; the outer side of the adjusting screw rod 5 and the inner side of the thread groove 4 form a spiral rotating type structure, so that the adjusting screw rod 5 can be conveniently rotated into or out of the collecting inner cavity 2 from the inner side of the collecting inner cavity 2; the scraping piece 12 is arranged on one side of the support rod 11 close to the inner wall of the collection inner cavity 2, and the distance between the support rod 11 and the inner wall of the collection inner cavity 2 can be reduced through the scraping piece 12, so that the support rod 11 can scrape off cement residues on the inner wall of the collection inner cavity 2 more easily; the bottom side of the scraping plate 10 is provided with the connecting ring 13, and the connecting ring 13 is fixedly connected with the support rods 11, so that the support rods 11 are conveniently connected with one side far away from the scraping plate 10 through the connecting ring 13, and the probability of bending deformation of the support rods 11 is favorably reduced; the top end of the adjusting screw 5 is fixedly connected with an adjusting handle 6, so that the adjusting handle 6 can drive the adjusting screw 5 to rotate.

The working principle is as follows: when the device is used, firstly, the cover body 1 is embedded into the cement surface in the container through the cement drill bit 8, then the worker rotates the push-pull handle 3 to enable the cover body 1 to gradually drill into the cement through the spiral protrusions 7 on the surface of the cover body, then the worker rotates the adjusting handle 6 on the top side of the push-pull handle 3 to enable the adjusting handle 6 to drive the adjusting screw 5 to start rotating in the thread groove 4, so that the adjusting screw 5 is enabled to further drill the cement drill bit 8 into the cement along the thread groove 4, when the cement drill bit 8 is far away from the cover body 1, the cement around the cement drill bit gradually penetrates into the position between the collecting groove 9 and the collecting inner cavity 2 due to pressure, then the worker rotates the adjusting handle 6 to enable the adjusting screw 5 to drive the cement drill bit 8 to move towards one side of the cover body 1, so that the collecting groove 9 can drive the collected sample to move into the collecting inner cavity 2, consequently, can avoid outer cement to be gathered into the inside of collecting inner chamber 2, the staff makes the cover body 1 roll out cement inside through gyration push-and-pull handle 3, then, adjust handle 6 through rotating once more and can make adjusting screw 5 drive scrape flitch 10 will collect the cement sample of inner chamber 2 inboards and extrude, at this in-process, it drives bracing piece 11 rotation to scrape flitch 10, make the scraping material piece 12 on bracing piece 11 surface will collect the cement on the 2 inner walls of inner chamber and scrape down, thereby the cement has been reduced and the remaining of cover body 1 is inside, the use of the device in the sample work afterwards of being convenient for.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Claims

1. The utility model provides a concrete inspection sampling device for subway engineering, includes the cover body (1), its characterized in that: spiral protrusions (7) are uniformly arranged on the outer surface of the cover body (1), a collecting inner cavity (2) is formed in the bottom end of the cover body (1), a push-pull handle (3) is arranged at the middle position of the top end of the cover body (1), a thread groove (4) is formed in the middle position of the top end of the push-pull handle (3), an adjusting screw rod (5) is arranged on the inner side of the thread groove (4), a cement drill bit (8) is arranged at the bottom end of the adjusting screw rod (5), a scraping plate (10) is arranged on the outer surface of the adjusting screw rod (5), the scraping plate (10) is located on the top side of the cement drill bit (8), supporting rods (11) are uniformly arranged at the bottom end of the scraping plate (10), and the supporting rods (11) are located at the bottom edge of the scraping plate (10).

2. The concrete detecting and sampling device for subway engineering according to claim 1, characterized in that: the thread groove (4) and the collection inner cavity (2) are communicated with each other, and the scraping plate (10) and the support rod (11) are located on the inner side of the collection inner cavity (2).

3. The concrete detecting and sampling device for subway engineering according to claim 1, characterized in that: and a material collecting groove (9) is formed in the top end of the cement drill bit (8).

4. The concrete detecting and sampling device for subway engineering according to claim 1, characterized in that: the outer side of the adjusting screw rod (5) and the inner side of the thread groove (4) form a spiral rotating type structure.

5. The concrete detecting and sampling device for subway engineering according to claim 1, characterized in that: and a scraping sheet (12) is arranged on one side of the support rod (11) close to the inner wall of the collection inner cavity (2).

6. The concrete detecting and sampling device for subway engineering according to claim 1, characterized in that: the bottom side of the scraping plate (10) is provided with a connecting ring (13), and the connecting ring (13) is fixedly connected with the supporting rod (11).

7. The concrete detecting and sampling device for subway engineering according to claim 1, characterized in that: the top end of the adjusting screw rod (5) is fixedly connected with an adjusting handle (6).