CN211954750U

CN211954750U - Backfill sampling device for engineering supervision

Info

Publication number: CN211954750U
Application number: CN202020325191.XU
Authority: CN
Inventors: 由思远; 赵金旺; 王业飞; 任水泉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-16
Filing date: 2020-03-16
Publication date: 2020-11-17
Anticipated expiration: 2030-03-16

Abstract

The utility model discloses a backfill sampling device for engineering supervision, which comprises a handle, wherein the top of the handle is fixedly connected with a workbench, the top of the workbench is fixedly connected with a motor, the bottom of the workbench is fixedly connected with a belt seat bearing, the output shaft end of the motor is fixedly connected with a connecting shaft, one end of the connecting shaft, which is far away from the output shaft of the motor, penetrates through the belt seat bearing and is fixedly connected with the belt seat bearing, and extends out the belt seat bearing and is fixedly connected with a sampling tube, the diameter of a rotating head designed by the utility model is larger than the diameter of the sampling tube, so that the contact area between the sampling tube and backfill is prevented from being too large, the sampling device can be easily taken out after sampling is finished, the rotating head is dismantled, a piston moves in the sampling tube by pressing the connecting rod, so that the sample in the sampling tube can be easily taken out, and, improve sampling efficiency, set up the sample soil unrestrained that the elasticity plectrum prevented the sample in rotating head bottom inboard.

Description

Backfill sampling device for engineering supervision

Technical Field

The utility model relates to a device that fetches earth specifically is a back-filled soil sampling device is used in engineering supervision.

Background

The project supervision responsibility is to promote the complete fulfillment of the project contract signed by the first and second parties on the premise of implementing relevant national laws and regulations, the construction project supervision controls the investment, construction period and project quality of the project construction, safety management and project construction contract management are carried out, the working relation among relevant units is coordinated, earthworks need to be refilled in the project construction process, supervision needs to carry out sampling detection on the refilled earthworks, and at the moment, the project supervision needs to use a backfilling soil sampling device.

In the case of a backfill sampling device on the market at present, the sampling device is difficult to take out of backfill, a sample in the sampling device cannot be taken out easily, and the sample is easy to spill out of the sampling device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an engineering is administered with backfill sampling device to solve the problem that proposes in the above-mentioned background art.

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

the utility model provides an engineering is administered care with backfill sampling device, includes the handle, the top fixedly connected with workstation of handle, the top fixedly connected with motor of workstation, the bottom fixedly connected with of workstation takes a bearing, the output shaft end fixedly connected with connecting axle of motor, the one end that motor output shaft was kept away from to the connecting axle runs through and takes a bearing, and takes a bearing fixed connection to extend and take a bearing and sampling tube fixed connection, the other end fixedly connected with rotating head of sampling tube.

As a further aspect of the present invention: the utility model discloses a sampling device, including sampling tube, connecting axle, sampling tube, rotating head, sampling tube, connecting head, the one end outside of keeping away from the connecting axle of sampling tube is provided with the external screw thread, and the inner wall of rotating head is provided with the screw thread, sampling tube and rotating head threaded connection, the bottom of rotating head is provided with the sawtooth, the inboard bottom fixed connection of rotating head has.

As a further aspect of the present invention: the sampling tube is characterized in that guide holes are symmetrically formed in the outer wall of the sampling tube, a piston is arranged on the inner side of the sampling tube, a piston connecting seat is fixedly connected to the top of the piston, a threaded hole is formed in one end, far away from the piston, of the piston connecting seat in a penetrating mode, connecting rods are fixedly connected to the two sides of the threaded hole and penetrate through the guide holes and extend out of the sampling tube, and a rubber sleeve is arranged on each connecting rod.

As a further aspect of the present invention: the bottom of handle is provided with the switch, electric connection between switch and the motor.

As a further aspect of the present invention: the handle is provided with a rubber sleeve.

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

1. the utility model discloses a diameter ratio sampling tube diameter of rotating head is big, has avoided the sampling tube too big with backfill area of contact for sampling device takes out from the backfill more easily after the sample finishes.

2. The utility model discloses finish the back at the sample, demolish the rotating head, make the piston move in the sampling tube through pressing down the connecting rod, make the easier taking out of sample in the sampling tube.

3. The utility model discloses be provided with the sawtooth in the bottom of rotating head, improve sampling efficiency, it prevents the sample soil unrestrained of sample to set up the elasticity plectrum in rotating head bottom inboard.

Drawings

Fig. 1 is a schematic structural view of a backfill sampling device for project supervision.

Fig. 2 is a schematic structural diagram of a rotary head in a backfill soil sampling device for engineering supervision.

Fig. 3 is a schematic structural view of a piston in a backfill soil sampling device for engineering supervision.

Fig. 4 is a schematic structural diagram of a sampling tube in a backfill soil sampling device for engineering supervision.

In the figure, a rotating head 1, a sampling tube 2, a piston 3, a connecting rod 4, a bearing with a seat 5, a handle 6, a workbench 7, a motor 8, a switch 9, a connecting shaft 10, a piston connecting seat 11, a threaded hole 12, an elastic shifting sheet 13, sawteeth 14, a guide hole 15 and external threads 16.

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, in the embodiment of the present invention, the sampling device comprises a handle 6, a worktable 7 is fixedly connected to the top of the handle 6, a motor 8 is fixedly connected to the top of the worktable 7, a seated bearing 5 is fixedly connected to the bottom of the worktable 7, a connecting shaft 10 is fixedly connected to an output shaft of the motor 8, one end of the connecting shaft 10 away from the output shaft of the motor 8 penetrates through the seated bearing 5, is fixedly connected to the seated bearing 5, and extends out of the seated bearing 5 to be fixedly connected to a sampling tube 2, the other end of the sampling tube 2 is fixedly connected to a rotating head 1, an external thread 16 is arranged on the outer side of one end of the sampling tube 2 away from the connecting shaft 10, the inner wall of the rotating head 1 is provided with a thread, the sampling tube 2 is in threaded connection with the sampling tube 1, a sawtooth 14 is arranged at the bottom of the rotating head 1, an elastic, sampling tube 2's outer wall symmetry is provided with guiding hole 15, sampling tube 2's inboard is provided with piston 3, piston 3's top fixedly connected with piston connecting seat 11, piston connecting seat 11's the one end of keeping away from piston 3 runs through and is provided with screw hole 12, the both sides fixedly connected with connecting rod 4 of screw hole 12, connecting rod 4 runs through guiding hole 15, extend sampling tube 2, the sampling depth of watching that can be fine, and whether backfill soil sample in the sampling tube 2 is full, connecting rod 4 extends sampling tube 2, make things convenient for the operator to take out the sample in sampling tube 2, be provided with the rubber sleeve on the connecting rod 4, the rubber sleeve is pressed connecting rod 4's in-process again and is played anti-skidding effect, the bottom of handle 6 is provided with switch 9, make things convenient for hand control switch 9, electric connection between switch 9 and the motor 8.

The utility model discloses a theory of operation is:

when the sampling device works, the motor 8 drives the connecting shaft 10 to rotate through the output end, the connecting shaft 10 drives the sampling tube 2 and the rotating head 1 fixedly connected with the bottom end of the sampling tube 2 to rotate, the bottom of the rotating head 1 is provided with the saw teeth 14, the speed of the sampling device entering backfill soil is accelerated, and the purpose of improving sampling efficiency is achieved, a sampled sample enters the sampling tube 2 through the elastic shifting sheet 13 arranged at the bottom end of the inner wall of the rotating head 1, along with the accumulation of the sample in the sampling tube 2, the accumulated sample pushes the piston 3 to move in the sampling tube 2, the piston 3 drives the connecting rod 4 to move in the guide hole 15 arranged on the outer wall of the sampling tube 2 through the piston connecting seat, after sampling is finished, because the diameter of the rotating head 1 of the sampling device is larger than that of the sampling tube 2, the contact between the outer wall of the sampling tube 2 and the backfill soil is reduced, in the process of taking out from the backfill soil at sampling device, the elastic shifting piece 13 arranged at the bottom end of the inner wall of the rotating head 1 prevents the sample from moving downwards, so that the sample can be effectively reduced to spill out, the sampling device is taken out, the rotating head 1 fixedly connected with the bottom end of the sampling tube 2 is detached, the connecting rod 4 is pressed, and the piston 3 is driven to move, so that the sample in the sampling tube can be easily taken out.

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 or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an engineering is managed with backfill soil sampling device, includes handle (6), its characterized in that: the utility model discloses a take sample collection device, including handle (6), top fixedly connected with workstation (7), the top fixedly connected with motor (8) of workstation (7), the bottom fixedly connected with area seat bearing (5) of workstation (7), the output shaft end fixedly connected with connecting axle (10) of motor (8), the one end that motor (8) output shaft was kept away from in connecting axle (10) runs through area seat bearing (5), with area seat bearing (5) fixed connection to extend area seat bearing (5) and sampling tube (2) fixed connection, the other end fixedly connected with rotating head (1) of sampling tube (2).

2. The backfill soil sampling device for project supervision according to claim 1, characterized in that: the one end outside of keeping away from connecting axle (10) of sampling tube (2) is provided with external screw thread (16), and the inner wall of rotating head (1) is provided with the screw thread, sampling tube (2) and rotating head (1) threaded connection, the bottom of rotating head (1) is provided with sawtooth (14), the inboard bottom fixedly connected with elasticity plectrum (13) of rotating head (1).

3. The backfill soil sampling device for project supervision according to claim 1, characterized in that: the outer wall symmetry of sampling tube (2) is provided with guiding hole (15), the inboard of sampling tube (2) is provided with piston (3), the top fixedly connected with piston connecting seat (11) of piston (3), the one end of keeping away from piston (3) of piston connecting seat (11) runs through and is provided with screw hole (12), both sides fixedly connected with connecting rod (4) of screw hole (12), connecting rod (4) run through guiding hole (15), extend sampling tube (2), be provided with the one deck rubber sleeve on connecting rod (4).

4. The backfill soil sampling device for project supervision according to claim 1, characterized in that: the bottom of the handle (6) is provided with a switch (9), and the switch (9) is electrically connected with the motor (8).

5. The backfill soil sampling device for project supervision according to claim 1, characterized in that: a layer of rubber sleeve is arranged on the handle (6).