Multi-stage coring device for cement mixing pile test detection

Abstract

The utility model discloses a multistage coring device for cement mixing pile test detection, which relates to the technical field of building construction and comprises a base, a stabilizing component is arranged on the base and comprises two mounting racks, the two mounting racks are fixedly connected to the bottom of the base, a coring component is arranged on the base, and the coring component is fixedly connected to the bottom of the base. And the coring assembly comprises two symmetrical mounting columns, the two mounting columns are fixedly connected to the top of the base, the coring assembly is located above the stabilizing assembly, two mounting frames are provided with first round holes, two-way threaded rods are movably connected into the two first round holes, and two first motors are fixedly connected to the bottom of the base. The multi-stage coring device for cement mixing pile test detection has the technical effects that the stability of the device during coring is ensured, so that a coring bit can smoothly drill a core sample, the quality of the core sample is improved, and the convenience and the applicability of the device are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to building construction technical field especially relates to a multistage coring device for cement mixing pile test detection. BACKGROUND

[0002] Cement mixing pile refers to an effective form of soft foundation treatment, is a kind of main agent with cement as solidifying agent, utilizes cement injection into soil and fully mixes by mixing pile machine, makes cement and soil to occur a series of physical and chemical reactions, makes soft soil hardening and improves the strength of foundation.Cement mixing pile is divided into single-shaft, double-shaft and triaxial mixing pile according to main use construction method.It is through specially-made deep mixer, forced mixing of soft soil and cement (solidifying agent), and utilizes a series of physical and chemical reactions between cement and soft soil, so that the soil is solidified, and the cement-soil pile with integrity, water stability and certain strength is formed.

[0003] In the prior art, the mobile structure can facilitate the movement of the coring device to the working site, but the mobile structure can increase the gravity center of the device, resulting in poor stability of the device during coring, so that the coring drill bit cannot be kept vertically stable, which can cause damage to the core sample and affect the convenience and applicability of the device. UTILITY MODEL CONTENT

[0004] The utility model discloses a multistage coring device for cement mixing pile test detection, aims at solving the technical problem of poor stability of the device during coring, and the coring drill bit cannot smoothly drill qualified core sample.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A multistage coring device for cement mixing pile test detection, comprising a base, the base is provided with a stabilizing assembly, and the stabilizing assembly comprises two mounting brackets, both of which are fixedly connected to the bottom of the base, the base is provided with a coring assembly, and the coring assembly comprises two mutually symmetrical mounting columns, both of which are fixedly connected to the top of the base, the coring assembly is located above the stabilizing assembly, both of the mounting brackets are provided with a circular hole one, both of the circular holes one are movably connected with a bidirectional threaded rod, the bottom of the base is fixedly connected with two electric motors one, the output ends of both of the electric motors one are fixedly connected to one end of the corresponding bidirectional threaded rod through the circular hole one, both of the outer walls of the bidirectional threaded rods are threadedly connected with two sliding blocks, a plurality of the sliding blocks are provided with a circular hole two, and a plurality of the circular holes two are fixedly connected with a thin rod, the outer walls of a plurality of the thin rods are movably connected with a support rod, both of the support rods located on the same side are movably connected with the same mounting plate at the end away from the sliding block, and the bottoms of both of the mounting plates are fixedly connected with a plurality of equidistant anchor nails.

[0007] When the multistage coring device reaches the designated position, the stable assembly is arranged, the motor rotates the bidirectional threaded rod, the sliding block slides on the outer wall of the bidirectional threaded rod, the mounting plate is pushed by the supporting rod, the height of the mounting plate is lowered to contact the ground, the anchor nails are inserted into the ground, the stability of the multistage coring device during coring is ensured, the coring bit can smoothly drill the core sample, the quality of the core sample is improved, and the convenience and applicability of the device are improved.

[0008] In a preferred scheme, two of the mounting columns are provided with circular holes three, and two sliding rail members are movably connected in the two circular holes three, sliding grooves are formed in the inner walls of the two sliding rail members, sliding members are slidably connected in the two sliding grooves, clamping members are fixedly connected to one side of the two sliding members, hydraulic rods are fixedly connected to the inner walls of one side of the two sliding rail members, the driving ends of the two hydraulic rods are fixedly connected to the corresponding sliding members, circular holes four and five are formed in the two mounting columns, a threaded rod is movably connected in the circular hole four, a motor two is fixedly connected to the top of one of the mounting columns, the output end of the motor two is fixedly connected to one end of the threaded rod, a limiting rod is fixedly connected in the circular hole five, a sliding plate is threadedly connected to the outer wall of the threaded rod, a motor three is fixedly connected to the top of the sliding plate, a connecting member one is fixedly connected to the output end of the motor three, a cutting groove one is formed in the connecting member one, a connecting rod is connected in the cutting groove one by bolts, a cutting groove two is formed in the bottom of the connecting rod, a connecting member two is connected in the cutting groove two by bolts, a coring drill barrel is fixedly connected to the bottom of the connecting member two, a coring drill bit is fixedly connected to the bottom of the coring drill barrel, a plurality of fixing members are fixedly connected to the bottom of the base, circular holes six are formed in the plurality of fixing members, the same rotating shafts are movably connected in the two opposite circular holes six, and wheels are fixedly connected to the two ends of the two rotating shafts.

[0009] When the multistage coring device reaches the designated position, the coring assembly is arranged, the motor two rotates the threaded rod, the sliding plate drives the motor three to slide downward, the motor three rotates the connecting rod and the coring drill bit to drill and core, when deeper layers need to be cored, the connecting member one and the connecting rod are separated by screwing the bolts, the motor two is restarted to lift the height of the motor three, a second connecting rod is installed on the top of the connecting rod, the second connecting rod is fixed to the connecting member one by bolts, drilling and coring are continued, and multistage coring can be realized by repeating the process, when the coring is completed, the excess connecting rod is removed, the motor two rotates the threaded rod to pull out the coring drill barrel, the connecting member two and the connecting rod are separated by screwing the bolts, the hydraulic rod is started to push the sliding member and the clamping member to move towards the center, the coring drill barrel is clamped, the sliding rail member is rotated to rotate the coring drill barrel to be horizontal, and the core sample can be easily taken out.

[0010] The multi-stage coring device for cement mixing pile test detection provided by the utility model has the technical effects of ensuring the stability of the device when coring, so that the coring drill bit can smoothly drill the core sample, improving the quality of the core sample, and increasing the convenience and applicability of the device. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 The utility model provides a whole structure schematic drawing of a multi-stage coring device for cement mixing pile test detection.

[0012] Figure 2 The utility model provides a bottom structure schematic drawing of a multi-stage coring device for cement mixing pile test detection.

[0013] Figure 3 The utility model provides a stable assembly structure schematic drawing of a multi-stage coring device for cement mixing pile test detection.

[0014] Figure 4 The utility model provides a coring assembly structure schematic drawing of a multi-stage coring device for cement mixing pile test detection.

[0015] In the drawing: 1, base, 2, wheel, 3, rotating shaft, 4, fixed part, 5, stable assembly, 501, mounting frame, 502, bidirectional screw rod, 503, motor one, 504, sliding block, 505, support rod, 506, mounting plate, 507, anchor nail, 6, coring assembly, 601, mounting column, 602, motor two, 603, screw rod, 604, connecting rod, 605, sliding plate, 606, connecting piece one, 607, motor three, 608, limiting rod, 609, connecting piece two, 610, sliding rail piece, 611, hydraulic rod, 612, sliding piece, 613, clamping piece, 614, coring drill cylinder, 615, coring drill bit. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model.

[0017] The multi-stage coring device for cement mixing pile test detection disclosed by the utility model is mainly applied to the scene that the stability of the existing device when coring is poor, and the coring drill bit cannot smoothly drill the qualified core sample.

[0018] REFERENCE Figures 1-4The utility model provides a multistage coring device for cement mixing pile test detection, including base 1, be provided with stabilizing assembly 5 on base 1, and stabilizing assembly 5 includes two mounting brackets 501, two mounting brackets 501 are all fixedly connected to the bottom of base 1, be provided with coring assembly 6 on base 1, and coring assembly 6 includes two mutually symmetrical mounting columns 601, two mounting columns 601 are all fixedly connected to the top of base 1, and coring assembly 6 is located the top of stabilizing assembly 5, two mounting brackets 501 all are set up round hole no. One, and two round hole no. One are all movably connected with two -way threaded rod 502, the bottom of base 1 is fixedly connected with two motor no. One 503, and the output of two motor no. One 503 all passes through round hole no. One fixedly connected with one end of corresponding two -way threaded rod 502, the outer wall of two two -way threaded rods 502 is all connected with two sliding blocks 504 through screw thread, a plurality of sliding blocks 504 all are set up round hole no. Two, and a plurality of round hole no. Two are all fixedly connected with thin rod, the outer wall of a plurality of thin rods is movably connected with support 505, the end away from sliding block 504 of two support 505 located in the same side is all movably connected with same mounting plate 506, and the bottom of two mounting plates 506 is all fixedly connected with a plurality of equidistance anchor nails 507.

[0019] Referring to Figure 1 、 Figure 2 and Figure 4 In a preferred embodiment, two mounting columns 601 are all set up round hole no. Three, and two round hole no. Three are all movably connected with slide rail piece 610, the inner wall of two slide rail pieces 610 is all set up sliding groove, two sliding grooves are all slidably connected with sliding piece 612, one side of two sliding pieces 612 is all fixedly connected with clamping piece 613, one side inner wall of two slide rail pieces 610 is all fixedly connected with hydraulic rod 611, and the driving end of two hydraulic rods 611 is all fixedly connected with corresponding sliding piece 612, two mounting columns 601 are set up round hole no. Four and round hole no. Five respectively, round hole no. Four is movably connected with threaded rod 603, and the top of one of mounting columns 601 is fixedly connected with motor no. Two 602, and the output of motor no. Two 602 is fixedly connected with one end of threaded rod 603, and round hole no. Five is fixedly connected with limit rod 608, the outer wall of threaded rod 603 is connected with sliding plate 605 through screw thread, and the top of sliding plate 605 is fixedly connected with motor no. Three 607, and the output of motor no. Three 607 is fixedly connected with connecting piece no. One 606, and connecting piece no. One 606 is set up cutting groove no. One, and cutting groove no. One is connected with connecting rod 604 through bolt, and the bottom of connecting rod 604 is set up cutting groove no. Two, and cutting groove no. Two is connected with connecting piece no. Two 609 through bolt, and the bottom of connecting piece no. Two 609 is fixedly connected with coring drill cylinder 614, and the bottom of coring drill cylinder 614 is fixedly connected with coring drill bit 615, and the bottom of base 1 is fixedly connected with a plurality of fixed parts 4, and a plurality of fixed parts 4 are all set up round hole no. Six, and two opposite round hole no. Six are all movably connected with same shaft 3, and both ends of two shafts 3 are all fixedly connected with wheel 2.

[0020] Working principle: after the multi-stage coring device is moved to the designated place by the wheel 2, the electric motor one 503 is started to rotate the bidirectional threaded rod 502, the sliding block 504 slides on the outer wall of the bidirectional threaded rod 502, the mounting plate 506 is pushed by the supporting rod 505 to make its height drop to contact the ground, at the same time, the anchoring nail 507 is pushed to insert into the ground to ensure the stability of coring, after the preparation is completed, the electric motor two 602 is started to rotate the threaded rod 603, the sliding plate 605 drives the electric motor three 607 to slide downwards, the electric motor three 607 is continuously started to rotate the connecting rod 604 and the coring drill bit 615 to carry out drilling and coring, when it is needed to carry out coring on a deeper layer, the bolt is screwed to separate the connecting piece one 606 and the connecting rod 604, the electric motor two 602 is restarted to lift the height of the electric motor three 607, the second connecting rod 604 is installed on the top of the connecting rod 604, the second connecting rod 604 is fixed with the connecting piece one 606 through the bolt, drilling and coring are continuously carried out, the multi-stage coring is realized by repeating, when the coring is completed, the excess connecting rod 604 is taken down, the coring drill cylinder 614 is pulled out by rotating the threaded rod 603 by the electric motor two 602, the bolt is screwed to separate the connecting piece two 609 and the connecting rod 604, the hydraulic rod 611 is started to push the sliding piece 612 and the clamping piece 613 to move to the center, the coring drill cylinder 614 is clamped, the sliding rail piece 610 is rotated to make the coring drill cylinder 614 rotate to be horizontal, and the core sample is taken out.

[0021] The above merely describes a preferred embodiment of the present application, but the protection scope of the present application is not limited to this. The replacement can be the replacement of part of the structure, device, method step, or the complete technical solution. According to the technical solution and the inventive concept of the present application, equivalent replacement or change should be covered in the protection scope of the present application.

Claims

1. A multi-stage coring device for cement mixing pile test detection, comprising a base (1), characterized in that, The base (1) is provided with a stabilizing assembly (5), and the stabilizing assembly (5) comprises two mounting racks (501) which are fixedly connected to the bottom of the base (1), the base (1) is provided with a coring assembly (6), and the coring assembly (6) comprises two mutually symmetrical mounting columns (601) which are fixedly connected to the top of the base (1), and the coring assembly (6) is located above the stabilizing assembly (5).

2. The multi-stage coring device for testing and detecting cement mixing pile according to claim 1, characterized in that, Two round holes one are formed in the two mounting racks (501), and two bidirectional threaded rods (502) are movably connected in the two round holes one, the bottom of the base (1) is fixedly connected with two electric motors one (503), the output ends of the two electric motors one (503) are fixedly connected to one ends of the corresponding bidirectional threaded rods (502) penetrating through the round holes one, and the outer walls of the two bidirectional threaded rods (502) are fixedly connected with two sliding blocks (504) through threads.

3. The multi-stage coring device for testing cement mixing pile according to claim 2, characterized in that, A plurality of round holes two are formed in the plurality of sliding blocks (504), and a plurality of thin rods are fixedly connected in the plurality of round holes two, the outer walls of the plurality of thin rods are movably connected with supporting rods (505), and two supporting rods (505) located on the same side are movably connected with the same mounting plate (506) away from the sliding block (504), and the bottoms of the two mounting plates (506) are fixedly connected with a plurality of equidistant anchor nails (507).

4. The multi-stage coring device for testing cement mixing pile according to claim 1, characterized in that, Two round holes three are formed in the two mounting columns (601), and two slide rail pieces (610) are movably connected in the two round holes three, and the inner walls of the two slide rail pieces (610) are provided with slide grooves, and two sliding pieces (612) are slidably connected in the two slide grooves, and the one sides of the two sliding pieces (612) are fixedly connected with clamping pieces (613).

5. The multi-stage coring device for testing and detecting cement mixing pile according to claim 4, characterized in that, The one side inner walls of the two slide rail pieces (610) are fixedly connected with hydraulic rods (611), and the driving ends of the two hydraulic rods (611) are fixedly connected with the corresponding sliding pieces (612), and the two mounting columns (601) are respectively provided with round holes four and round holes five, the round hole four is movably connected with a threaded rod (603), and the top of one of the mounting columns (601) is fixedly connected with an electric motor two (602), and the output end of the electric motor two (602) is fixedly connected to one end of the threaded rod (603), and the round hole five is fixedly connected with a limiting rod (608).

6. The multi-stage coring device for testing and detecting cement mixing pile according to claim 5, characterized in that, The outer wall of the threaded rod (603) is fixedly connected with a sliding plate (605) through threads, the top of the sliding plate (605) is fixedly connected with an electric motor three (607), the output end of the electric motor three (607) is fixedly connected with a connecting piece one (606), a cutting groove one is formed in the connecting piece one (606), a connecting rod (604) is connected in the cutting groove one through bolts, a cutting groove two is formed in the bottom of the connecting rod (604), a connecting piece two (609) is connected in the cutting groove two through bolts, the bottom of the connecting piece two (609) is fixedly connected with a coring drill cylinder (614), and the bottom of the coring drill cylinder (614) is fixedly connected with a coring drill bit (615).

7. The multi-stage coring device for testing cement mixing pile according to claim 1, characterized in that, The bottom of the base (1) is fixedly connected with a plurality of fixing members (4), and a circular hole six is formed in each of the fixing members (4), and the same rotating shaft (3) is movably connected in the two opposite circular hole six, and the two ends of the two rotating shafts (3) are fixedly connected with wheels (2).

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