Soil sampling device for constructional engineering

Abstract

The utility model provides a soil sampling device for constructional engineering, which belongs to the technical field of constructional engineering and comprises a recovery pipe, a sampling pipe is arranged in the recovery pipe in an up-down sliding manner, a cutting edge inclined inwards is arranged at the lower end of the sampling pipe, air holes are formed in the upper sides of the surfaces of the recovery pipe and the sampling pipe, and a sliding mechanism is arranged in the recovery pipe. The sliding mechanism is used for driving the sampling pipe to slide up and down, the sliding mechanism further comprises a sampling assembly, the sampling assembly pushes out soil in the sampling pipe and comprises a push block located in the sampling pipe, a scraping ring is arranged at the upper end of the push block, and the outer wall of the scraping ring makes contact with the inner wall of the sampling pipe; according to the utility model, when soil in the sampling tube is taken out, the inner wall of the sampling tube can be cleaned, so that the soil adhered to the inner wall of the sampling tube is scraped out, a soil sample is completely taken out, and the sample detection effect during next sampling is not influenced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building engineering, concretely relates to a soil sampling device for building engineering. BACKGROUND

[0002] Building engineering is the process of using various materials and technologies to design, construct and maintain buildings or engineering structures, in building engineering, detecting soil is a very important step, the properties of soil directly affect the foundation design of buildings, can ensure the safety stability of buildings and reduce environmental risks, therefore need to use soil sampling device, some sampling devices in the prior art need to insert the sampling tube into the soil, so that the soil enters the sampling tube, then pull out the sampling tube, finally knock the sampling tube to shake the soil in the sampling tube out, since the sampling tube is mostly long strip, the soil is difficult to be completely taken out, and a part of the soil remains on the inner wall of the sampling tube, which affects the sample detection effect in the next sampling;

[0003] Therefore, the soil sampling device for building engineering is provided to solve the above problems. SUMMARY

[0004] Therefore, the soil sampling device for building engineering is provided to solve the above problems.

[0005] To solve the above technical problems, the utility model provides a soil sampling device for building engineering, including recovery pipe, recovery pipe inside up and down slide is provided with sampling tube, the lower end of sampling tube is provided with the cutting blade that is inclined to the inside, the surface of recovery pipe and sampling tube is evenly provided with the air hole, recovery pipe is provided with sliding mechanism, sliding mechanism is used for driving sampling tube to slide up and down, sliding mechanism still includes sampling assembly, sampling assembly pushes out the soil in sampling tube, sampling assembly includes the push block in sampling tube, the upper end of push block is provided with scraper ring, the outer wall of scraper ring is in contact with the inner wall of sampling tube, the staff first inserts sampling tube into the soil to be sampled, so that the soil enters the sampling tube, then pulls out the sampling tube, then drives sampling tube to slide to the inside of recovery pipe through sliding mechanism, push block blocks the soil in the process of sliding, so that the soil falls off from the inside of sampling tube, the scraper ring on the upper end of push block can scrape the soil sticking to the inner wall of sampling tube, so that the inner wall of sampling tube can be cleaned when the soil in sampling tube is taken out, so that the soil sticking to the inner wall of sampling tube is scraped, and the soil sample is completely taken out, so that the sample detection effect in the next sampling is not affected.

[0006] The sliding mechanism comprises a screw rod rotatably arranged above the inside of the recovery tube, the upper end of the sampling tube is provided with a sliding block, the sliding block is slidably arranged in the recovery tube, and the center of the sliding block is provided with a driving ring, the inner ring of the driving ring is provided with an internal thread surface, the screw rod is threadedly connected to the internal thread surface of the inner ring of the driving ring, and the sliding mechanism further comprises a driving assembly arranged at the upper end of the recovery tube, the driving assembly is used for driving the screw rod to rotate, and the push block is fixed to the lower end of the screw rod.

[0007] The driving assembly comprises a fixed frame arranged at the upper end of the recovery tube, a driven bevel gear is rotatably arranged below the inner wall of the fixed frame, the lower end of the driven bevel gear is connected to the center of the upper end of the screw rod, a hand crank is rotatably arranged on one outer wall of the fixed frame, a driving bevel gear is rotatably arranged on the inner wall of the fixed frame and corresponds to one side wall of the hand crank, the end of the hand crank is connected to the center of the end of the driving bevel gear, the driving bevel gear is in meshing connection with the driven bevel gear, and a limiting part is arranged above one side of the fixed frame, the limiting part is used for limiting and fixing the hand crank, after the sampling of the sampling tube is completed, the recovery tube is placed on the ground, the hand crank is directed upward, the worker can step on the recovery tube so that the recovery tube is not inclined, then the hand crank is rotated, the driving bevel gear is driven to rotate when the hand crank rotates, the driven bevel gear in meshing connection is driven to rotate by the driving bevel gear, and then the screw rod is driven to rotate by the driven bevel gear, so that the sampling tube is slid into the recovery tube.

[0008] The limiting part comprises a fixed column arranged above the outer side wall of the fixed frame and located directly above the hand crank, a sliding groove is formed in the center of the fixed column, a connecting block is arranged in the sliding groove and can slide up and down, a clamping block is arranged at the lower end of the connecting block, the limiting part further comprises a limiting ring sleeved on the surface of the hand crank, a plurality of limiting grooves adapted to the clamping block are formed in the surface of the limiting ring, and the clamping block is inserted into the limiting groove, when the worker needs to insert the sampling pipe into the soil, the sampling pipe is vertically placed on the ground, at this time, the connecting block slides downward in the sliding groove of the fixed column under the action of gravity, the connecting block drives the clamping block to be clamped in the limiting groove, so that the limiting ring and the hand crank are limited and fixed, the hand crank cannot rotate freely, the lead screw is also limited and fixed, then the sampling pipe is inserted into the soil for sampling, so that the sampling pipe cannot slide into the recovery pipe during the downward insertion process, when the soil sample in the sampling pipe needs to be taken out, the recovery pipe is placed on the ground, the hand crank is turned upward, then the connecting block is pulled, the connecting block drives the clamping block to be separated from the limiting groove, so that the limiting of the limiting ring and the hand crank is cancelled, and the worker can conveniently rotate the hand crank.

[0009] Handles are arranged on the two side walls of the fixed frame, when the worker pulls out the sampling pipe from the soil, the handles can be pulled upward, the fixed frame and the recovery pipe are synchronously moved upward, the recovery pipe drives the sampling pipe to move upward, and the sampling pipe is pulled out of the soil, so that the sampling pipe is more conveniently pulled out.

[0010] The surface of the handle is provided with anti-skid convex strips, the anti-skid convex strips can improve the friction and prevent slipping when the handle is pulled.

[0011] Pedals are arranged below the two side walls of the recovery pipe, when the worker inserts the sampling pipe into the soil, the worker can step on one of the pedals and press the recovery pipe downward, so that the recovery pipe drives the sampling pipe to be inserted into the soil, and the worker can save more labor.

[0012] Compared with the prior art, the present application has at least one of the following beneficial technical effects:

[0013] 1、The sampling pipe is inserted into the soil to be sampled, the soil enters the sampling pipe, then the sampling pipe is pulled out, and then the sampling pipe is driven to slide into the recovery pipe by the sliding mechanism, in the sliding process of the sampling pipe, the push block blocks the soil, so that the soil falls out of the sampling pipe, the scraping ring at the upper end of the push block can scrape the soil adhered to the inner wall of the sampling pipe, so that the inner wall of the sampling pipe can be cleaned when the soil in the sampling pipe is taken out, the soil adhered to the inner wall of the sampling pipe is scraped, and the soil sample is completely taken out, so that the sample detection effect is not affected in the next sampling.

[0014] 2, The utility model discloses when using, the staff drives the screw rod to rotate through the drive assembly, because the screw rod is connected in screw thread with the thread surface of drive ring inner ring, and the slider slides in the length direction of recovery pipe straight, to make the screw rod rotate, through the screw thread connection of drive ring, make drive ring and slider can slide in recovery pipe, and the slider drives the sampling tube to slide synchronously, make the sampling tube in the process of sliding, and the push block blocks the soil, to make the soil fall off from the inside of sampling tube.

[0015] 3, The utility model discloses when using, when sampling is completed to sampling tube, recovery pipe is laid on the ground, and hand crank is towards up, then rotates hand crank, and hand crank drives drive bevel gear to rotate when rotating, and drive bevel gear drives meshed connection's driven bevel gear to rotate, and then make driven bevel gear drive screw rod to rotate, and sampling tube is slid to recovery pipe.

[0016] 4, The utility model discloses when using, when the staff needs to insert sampling tube to the soil, sampling tube is vertically placed on the ground, when connecting block slides down in the sliding slot of fixed column under the action of gravity, and connecting block drives the clamping block to be clamped in the limiting groove, to make the limiting ring and hand crank be fixed in position, make hand crank not rotate freely, and then make the screw rod be fixed in position, and then sampling tube is inserted into the soil inside and carries out sampling work again, to make sampling tube not slide into recovery pipe in the process of inserting down, when needing to take out the soil sample in sampling tube, recovery pipe is laid on the ground, and hand crank is towards up, then pull connecting block, and connecting block drives the clamping block to be separated from the limiting groove, to cancel the limiting of limiting ring and hand crank, and the staff rotates hand crank conveniently. ACCURACY OF DRAWINGS

[0017] Figure 1 It is the main body structure schematic diagram of the utility model;

[0018] Figure 2 It is the main body structure front view of the utility model;

[0019] Figure 3 It is the Figure 2 Structure side view of A-A place of the utility model;

[0020] Figure 4 It is the Figure 3 Enlarged schematic diagram of B place structure of the utility model;

[0021] Figure 5 It is the Figure 3 Enlarged schematic diagram of C place structure of the utility model;

[0022] Figure 6 It is the Figure 1 Internal structure section view enlarged schematic diagram of A place of the utility model;

[0023] Figure 7 The internal structure of the sampling pipe after entering the recovery pipe is a sectional view.

[0024] The reference signs are explained as follows: 100, recovery pipe; 101, pedal; 200, sampling pipe; 201, sliding block; 202, driving ring; 300, fixed frame; 301, handle; 302, hand crank; 303, driven bevel gear; 304, driving bevel gear; 305, limiting ring; 306, limiting groove; 307, fixed column; 308, connecting block; 309, clamping block; 400, lead screw; 401, push block; 402, scraping ring. DETAILED DESCRIPTION

[0025] To make the purposes, technical solutions and advantages of the embodiments of the present application clearer, the following will combine the accompanying drawings of the embodiments of the present application to clearly and completely describe the technical solutions of the embodiments of the present application. Figures 1-7 It is obvious that the described embodiments are part of the embodiments of the present application, rather than all the embodiments. Based on the described embodiments of the present application, all other embodiments obtained by those skilled in the art belong to the scope of protection of the present application.

[0026] According to one embodiment of the present application, as Figure 1 , Figure 2 , Figure 3 , Figure 5 and Figure 7The embodiment provides a soil sampling device for construction engineering, which comprises a recovery pipe 100, a sampling pipe 200 is arranged in the recovery pipe 100 and can slide up and down, the lower end of the sampling pipe 200 is provided with an internal inclined cutting blade, the surfaces of the recovery pipe 100 and the sampling pipe 200 are provided with air holes, a sliding mechanism is arranged in the recovery pipe 100, the sliding mechanism is used for driving the sampling pipe 200 to slide up and down, the sliding mechanism further comprises a sampling assembly, the sampling assembly pushes the soil in the sampling pipe 200 out, the sampling assembly comprises a push block 401 arranged in the sampling pipe 200, the upper end of the push block 401 is provided with a scraping ring 402, the outer wall of the scraping ring 402 is in contact with the inner wall of the sampling pipe 200, a worker inserts the sampling pipe 200 into the soil to be sampled first, the air in the sampling pipe 200 is discharged through the air holes on the surface in the process of inserting the sampling pipe 200 into the soil, the soil enters the sampling pipe 200 after the sampling pipe 200 is inserted into the soil, then the sampling pipe 200 is pulled out, the soil is kept in the sampling pipe 200 under the action of the cutting blade at the lower part of the sampling pipe 200, then the sampling pipe 200 is driven to slide into the recovery pipe 100 by the sliding mechanism, the air in the recovery pipe 100 is discharged through the air holes on the surface of the recovery pipe 100, the push block 401 does not slide in the process of sliding of the sampling pipe 200, so that the push block 401 blocks the soil in the process of sliding of the sampling pipe 200, so that the soil falls off from the inside of the sampling pipe 200, the scraping ring 402 at the upper end of the push block 401 can scrape the soil adhered to the inner wall of the sampling pipe 200, so that the inner wall of the sampling pipe 200 can be cleaned when the soil in the sampling pipe 200 is taken out, so that the soil adhered to the inner wall of the sampling pipe 200 is scraped, and the soil sample is completely taken out, so that the sample detection effect is not affected in the next sampling;

[0027] The sliding mechanism comprises a screw rod 400 rotatably arranged above the inside of the recovery pipe 100, the upper end of the sampling pipe 200 is provided with a sliding block 201, the sliding block 201 is slidably arranged in the recovery pipe 100, and the center of the sliding block 201 is provided with a driving ring 202, the inner ring of the driving ring 202 is provided with an internal thread surface, the screw rod 400 is threadedly connected to the internal thread surface of the inner ring of the driving ring 202, and the sliding mechanism further comprises a driving assembly arranged at the upper end of the recovery pipe 100 and used for driving the screw rod 400 to rotate, and a push block 401 is fixed to the lower end of the screw rod 400; a worker drives the screw rod 400 to rotate through the driving assembly; since the screw rod 400 is threadedly connected to the internal thread surface of the inner ring of the driving ring 202, and the sliding block 201 linearly slides in the length direction of the recovery pipe 100, when the screw rod 400 rotates, the driving ring 202 and the sliding block 201 can slide in the recovery pipe 100 through the thread connection of the driving ring 202, the sliding block 201 drives the sampling pipe 200 to synchronously slide, and the push block 401 blocks the soil during the sliding of the sampling pipe 200, so that the soil falls off from the inside of the sampling pipe 200;

[0028] Pedals 101 are arranged below the two side walls of the recovery pipe 100; when a worker inserts the sampling pipe 200 into the soil, the worker can step on one of the pedals 101 to press the recovery pipe 100 downward, so that the recovery pipe 100 drives the sampling pipe 200 to be inserted into the soil downward, thereby saving labor;

[0029] According to another embodiment of the present application, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 6 , the driving assembly comprises a fixed frame 300 arranged at the upper end of the recovery pipe 100, a driven bevel gear 303 is rotatably arranged below the inner wall of the fixed frame 300, the lower end of the driven bevel gear 303 is connected to the center of the upper end of the screw rod 400, a hand crank 302 is rotatably arranged on one outer wall of the fixed frame 300, a driving bevel gear 304 is rotatably arranged on the inner wall of the fixed frame 300 and corresponds to one side wall of the hand crank 302, the end of the hand crank 302 is connected to the center of the end of the driving bevel gear 304, and the driving bevel gear 304 is in meshing connection with the driven bevel gear 303, and a limiting part is arranged above one side of the fixed frame 300 and used for limiting and fixing the hand crank 302; when the sampling of the sampling pipe 200 is completed, the recovery pipe 100 is placed on the ground, the hand crank 302 is upward, and then the hand crank 302 is rotated, the driving bevel gear 304 is driven to rotate when the hand crank 302 rotates, the driving bevel gear 304 drives the meshing connected driven bevel gear 303 to rotate, and then the driven bevel gear 303 drives the screw rod 400 to rotate, so that the sampling pipe 200 is slid into the recovery pipe 100;

[0030] The limiting component comprises a fixed column 307 arranged above the outer sidewall of the fixed frame 300 and located directly above the hand crank 302, a sliding groove is formed in the center of the fixed column 307, a connecting block 308 is arranged in the sliding groove and can slide up and down, a clamping block 309 is arranged at the lower end of the connecting block 308, the limiting component further comprises a limiting ring 305 arranged on the surface of the hand crank 302, a plurality of limiting grooves 306 suitable for the clamping block 309 are formed in the surface of the limiting ring 305, and the clamping block 309 is arranged in the limiting groove 306 in a plug-in mode; when the staff needs to insert the sampling pipe 200 into the soil, the sampling pipe 200 is vertically placed on the ground, at this time, the connecting block 308 slides downward in the sliding groove of the fixed column 307 under the action of gravity, the connecting block 308 drives the clamping block 309 to be clamped in the limiting groove 306, so that the limiting ring 305 and the hand crank 302 are fixed and limited, the hand crank 302 cannot rotate freely, the lead screw 400 is fixed and limited, then the sampling pipe 200 is inserted into the soil to perform sampling work, so that the sampling pipe 200 cannot slide into the recovery pipe 100 during the downward insertion process, when the soil sample in the sampling pipe 200 needs to be taken out, the recovery pipe 100 is placed on the ground, the hand crank 302 is pulled upward, then the connecting block 308 is pulled, the connecting block 308 drives the clamping block 309 to be separated from the limiting groove 306, so that the limiting of the limiting ring 305 and the hand crank 302 is cancelled, and the staff can conveniently rotate the hand crank 302.

[0031] Handles 301 are arranged on the two sidewalls of the fixed frame 300, when the staff pulls out the sampling pipe 200 from the soil, the handle 301 can be pulled upward, the handle 301 drives the fixed frame 300 and the recovery pipe 100 to move upward synchronously, the recovery pipe 100 drives the sampling pipe 200 to move upward, the sampling pipe 200 is pulled out from the soil, so that the sampling pipe 200 can be conveniently pulled out.

[0032] Anti-skid convex strips are arranged on the surface of the handle 301, the anti-skid convex strips can improve the friction and prevent the handle 301 from slipping when being pulled.

[0033] The use method of the utility model:

[0034] When the soil needs to be sampled, the sampling tube 200 is vertically placed on the ground to be sampled, the connecting block 308 is inserted into the limiting groove 306 under the action of gravity, thereby limiting and fixing the hand crank 302 and the lead screw 400, preventing the sampling tube 200 from sliding upward, then stepping on one of the footboards 101 and holding the handle 301 to press the sampling tube 200 downward, so that the sampling tube 200 is inserted into the soil, thereby making the soil enter the sampling tube 200, then pulling the handle 301 to take out the sampling tube 200 from the soil, under the action of the lower cutting blade of the sampling tube 200, the soil stays in the sampling tube 200, after the sampling of the sampling tube 200 is completed, the recovery tube 100 is placed on the ground, the hand crank 302 is turned upward, then the hand crank 302 is rotated, the driving bevel gear 304 is driven to rotate when the hand crank 302 rotates, the driving bevel gear 304 drives the meshed connecting driven bevel gear 303 to rotate, thereby making the driven bevel gear 303 drive the lead screw 400 to rotate, since the lead screw 400 is in threaded connection with the threaded surface in the inner ring of the driving ring 202, and the sliding block 201 linearly slides in the length direction of the recovery tube 100, thereby making the lead screw 400 rotate, through the threaded connection of the driving ring 202, the driving ring 202 and the sliding block 201 can slide in the recovery tube 100, the sliding block 201 drives the sampling tube 200 to synchronously slide, so that the sampling tube 200 pushes the block 401 to block the soil in the process of sliding, thereby making the soil fall off from the inside of the sampling tube 200, and the scraping ring 402 on the upper end of the push block 401 can scrape the soil adhered to the inner wall of the sampling tube 200, thereby cleaning the inner wall of the sampling tube 200 when the soil in the sampling tube 200 is taken out, so that the soil adhered to the inner wall of the sampling tube 200 is scraped, and the soil sample is completely taken out, so that the sample detection effect of the next sampling is not affected.

[0035] The above is the preferred embodiment of the present application, it should be pointed out that, for those skilled in the technical field, without departing from the principle of the present application, a number of improvements and refinements can be made, these improvements and refinements should also be considered as the protection scope of the present application.

Claims

1. A soil sampling device for use in construction engineering comprising a recovery tube (100), characterised in that: The sampling pipe (200) is arranged to slide up and down in the recycling pipe (100), and a sliding mechanism is arranged in the recycling pipe (100) and used to drive the sampling pipe (200) to slide up and down, and the sliding mechanism further comprises a sampling assembly, wherein the sampling assembly comprises a push block (401) arranged in the sampling pipe (200), and the upper end of the push block (401) is provided with a scraping ring (402) in contact with the inner wall of the sampling pipe (200).

2. A soil sampling device for use in civil engineering as claimed in claim 1 wherein: The sliding mechanism comprises a lead screw (400) arranged to rotate above the recycling pipe (100), the upper end of the sampling pipe (200) is provided with a sliding block (201) arranged to slide in the recycling pipe (100), and the center of the sliding block (201) is provided with a driving ring (202), the inner ring of the driving ring (202) is provided with an internal thread surface, and the lead screw (400) is threadedly connected to the internal thread surface of the inner ring of the driving ring (202), and the sliding mechanism further comprises a driving assembly arranged at the upper end of the recycling pipe (100) and used to drive the lead screw (400) to rotate, and the push block (401) is fixed to the lower end of the lead screw (400).

3. A soil sampling device for use in civil engineering as claimed in claim 2 wherein: The driving assembly comprises a fixed frame (300) arranged at the upper end of the recycling pipe (100), a driven bevel gear (303) is arranged to rotate below the inner wall of the fixed frame (300), the lower end of the driven bevel gear (303) is connected to the center of the upper end of the lead screw (400), a hand crank (302) is arranged to rotate on one outer wall of the fixed frame (300), a driving bevel gear (304) is arranged to rotate on the inner wall of the fixed frame (300) and corresponds to one side wall of the hand crank (302), the end of the hand crank (302) is connected to the center of the end of the driving bevel gear (304), the driving bevel gear (304) is in meshing connection with the driven bevel gear (303), and a limiting part is arranged above one side of the fixed frame (300) and used to limit and fix the hand crank (302).

4. A soil sampling device for use in civil engineering as claimed in claim 3 wherein: The limiting part comprises a fixed column (307) arranged above the outer wall of the fixed frame (300) and located directly above the hand crank (302), a sliding groove is formed in the center of the fixed column (307), a connecting block (308) is arranged to slide up and down in the sliding groove, a clamping block (309) is arranged at the lower end of the connecting block (308), and the limiting part further comprises a limiting ring (305) sleeved on the surface of the hand crank (302), a plurality of limiting grooves (306) adapted to the clamping block (309) are formed in the surface of the limiting ring (305), and the clamping block (309) is inserted into the limiting groove (306).

5. A soil sampling device for use in civil engineering as claimed in claim 3 wherein: Handles (301) are arranged on the two side walls of the fixed frame (300).

6. A soil sampling device for use in civil engineering as claimed in claim 5 wherein: Anti-skid protrusions are arranged on the surface of the handle (301).

7. A soil sampling device for use in civil engineering as claimed in claim 1 wherein: Pedals (101) are arranged below the two side walls of the recycling pipe (100).

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