CN216041079U

CN216041079U - Quick check out test set of backfill compactness

Info

Publication number: CN216041079U
Application number: CN202122501201.8U
Authority: CN
Inventors: 林荣卓; 寸守权; 夏洋; 王宏; 陈春华; 朱宾勤
Original assignee: China Energy Construction Group Yunnan Electric Power Design Institute Co ltd
Current assignee: China Energy Construction Group Yunnan Electric Power Design Institute Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-03-15
Anticipated expiration: 2031-10-18

Abstract

The utility model provides rapid detection equipment for the compaction degree of backfill, and relates to the field of compaction degree detection equipment. The device includes the bottom plate, four corners fixed mounting of bottom plate upper surface have the support column, the up end fixed mounting of support column has the roof, bottom plate upper surface center department fixed mounting has the backup pad, be provided with displacement sensor between roof and the backup pad, the fixed mounting of backup pad upper surface symmetry has the guide bar, the one end of guide bar runs through deflector fixed mounting at the lower surface of roof, the last fixed surface of deflector installs rotating electrical machines, rotating electrical machines's output runs through the deflector and passes through the flange and be connected with the drill bit, the last fixed surface of roof installs elevator motor, elevator motor's output passes through shaft coupling drive lead screw elevating system. The utility model has the following advantages of replacing manual drilling, realizing automatic drilling, improving working efficiency and ensuring detection precision for compaction detection.

Description

Quick check out test set of backfill compactness

Technical Field

The utility model relates to the field of compaction degree detection equipment, in particular to rapid detection equipment for the compaction degree of backfill soil.

Background

The method comprises the following steps of manually drilling a hole with known diameter and depth at a construction site, taking filling soil in the hole out, filling the drilled hole with clean and uniform fine sand, primarily weighing and measuring the taken filling soil, dehumidifying and weighing, calculating the compactness according to the calculation principle of the compactness, detecting the compactness by using a sand filling method, wherein the depth of the drilled hole has great influence on the precision of the compactness detection result.

The existing sand filling method for detecting the compactness has the following problems:

the existing sand filling method is used for detecting the compaction degree, manual drilling is usually adopted, time and labor are wasted in manual drilling, the depth of a drilled hole is not easy to guarantee, the precision of the drilled hole is poor, the result error of compaction degree detection is large, and the compaction condition of a road surface cannot be accurately reflected.

SUMMERY OF THE UTILITY MODEL

Aiming at the related technical problems, the utility model aims to provide rapid detection equipment for the compaction degree of backfill soil, which aims to solve the problems that manual hole drilling is used in the existing compaction degree detection process, the depth of a drilled hole is not easy to guarantee, and the accuracy of the drilled hole is poor, reduce manpower, guarantee the drilling depth and improve the drilling accuracy.

In order to solve the technical problems, the utility model adopts the following technical scheme: a quick detection device for the compaction degree of backfill soil comprises a bottom plate, wherein support columns are fixedly installed at four corners of the upper surface of the bottom plate, a top plate is fixedly installed at the upper end face of each support column, a bottom plate through hole is formed in the center of the bottom plate, universal wheels and hydraulic support legs are arranged at the bottom of the bottom plate, a tool box is fixedly installed on the upper surface of the bottom plate, a support plate is fixedly installed at the center of the upper surface of the bottom plate, a displacement sensor is arranged between the top plate and the support plate and is in sliding connection with the guide plate and used for detecting the up-and-down movement distance of the guide plate, a support plate through hole is formed in the center of the support plate, guide rods are symmetrically and fixedly installed on the upper surface of the support plate, one ends of the guide rods are fixedly installed on the upper surface of the support plate, and the other ends of the guide rods penetrate through the guide plate and are fixed on the lower surface of the top plate, the utility model discloses a drill bit, including deflector, fixing base, last fixed surface of deflector, one end threaded connection of fixing base and last screw rod, the other end of going up the screw rod runs through the roof in proper order and sets up the protective housing at the roof upper surface, the last fixed surface of deflector installs rotating electrical machines, rotating electrical machines's output runs through the deflector, rotating electrical machines's output passes through the flange and is connected with the drill bit, fixed mounting has elevator motor on the roof, elevator motor's output passes through shaft coupling drive lead screw elevating system, the upper surface of roof is provided with spirit level and operation display screen.

Preferably, lead screw elevating system includes turbine screw and worm axle, worm axle pivoted installs inside the protective housing to be connected with the elevator motor transmission through the shaft coupling, the turbine screw rotates and installs inside the protective housing, the turbine screw is located one side of worm axle, the turbine screw with worm axle meshing, be provided with in the through-hole of turbine screw with go up screw rod complex screw.

Preferably, four universal wheels and four hydraulic support legs are arranged, and the universal wheels and the hydraulic support legs are fixedly arranged on two sides of the lower surface of the bottom plate.

Preferably, the tool box is provided with a double-door, the tool box is internally provided with an upper layer and a lower layer, and fine sand, an electronic scale, a heating box and an operation tool are placed in the tool box.

Preferably, push rods are arranged on two sides of the top plate.

The utility model has the beneficial effects that:

1. the utility model relates to a rapid detection device for the compaction degree of backfill, which is convenient to carry through a roller and a push rod;

2. the utility model relates to a rapid detection device for the compaction degree of backfill soil, which is characterized in that a hydraulic support leg is used for fixedly supporting the detection device, and a single hydraulic support leg is subjected to single lifting control through an operation display screen, so that the integral level of the detection device is realized;

3. the utility model relates to a rapid detection device for the compaction degree of backfill, which drives a drill bit through a rotary motor to realize the drilling operation on the ground;

4. the utility model relates to a rapid detection device for the compaction degree of backfill, which ensures the levelness of the device before and during drilling through a level gauge and ensures the precision of drilling holes;

5. the utility model relates to a rapid detection device for the compaction degree of backfill soil, which detects the depth of a drilled hole in real time through the sliding connection of a displacement sensor and a guide plate.

Drawings

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

FIG. 2 is a schematic structural view of a screw lifting mechanism according to the present invention;

fig. 3 is a schematic view of the interior of the tool box of the present invention.

Reference numerals: 1. a base plate; 101. a bottom plate through hole; 2. a top plate; 3. a support pillar; 4. a push rod; 5. a universal wheel; 6. a hydraulic leg; 7. a tool box; 701. fine sand; 702. an electronic scale; 703. a heating box; 704. an operating tool; 8. a support plate; 801. a support plate through hole; 9. a drill bit; 10. a guide bar; 11. a rotating electric machine; 12. a guide plate; 13. an upper screw rod; 14. operating the display screen; 15. a level gauge; 16. a lifting motor; 17. a protective shell; 18. a displacement sensor; 19. double doors are opened; 20. a lead screw lifting mechanism; 2001. a coupling; 2002. a worm shaft; 2003. a turbine screw; 21. a fixed seat.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the utility model easily understood, the utility model is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the utility model, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The specific techniques, connections, conditions, or the like, which are not specified in the examples, are performed according to the techniques, connections, conditions, or the like described in the literature in the art or according to the product specification. The materials, instruments or equipment are not indicated by manufacturers, and all the materials, instruments or equipment are conventional products which can be obtained by purchasing.

Specific embodiments of the present invention are described below with reference to the accompanying drawings.

Referring to fig. 1-3, the present embodiment provides a technical solution of a rapid testing apparatus for compaction of backfill soil: a rapid detection device for the compaction degree of backfill soil comprises a bottom plate 1, support columns 3 are fixedly installed at four corners of the upper surface of the bottom plate 1, a top plate 2 is fixedly installed on the upper surface of each support column 3, specifically, the top plate 2 is supported on the bottom plate 1 through the support columns 3 to form a device frame, a bottom plate through hole 101 is formed in the center of the bottom plate 1, universal wheels 5 and hydraulic support legs 6 are arranged at the bottom of the bottom plate 1, specifically, the universal wheels 5 meet the moving and carrying requirements of the device, the hydraulic support legs 6 separate the universal wheels 5 from the ground through supporting, the hydraulic support legs 6 can independently lift to meet the requirement of the overall horizontal adjustment of the device, a tool box 7 is fixedly installed on the upper surface of the bottom plate 1, specifically, tools and detection instruments used for collection and detection in the tool box 7 are fixedly installed at the center of the upper surface of the bottom plate 1, a support plate 8 is fixedly installed at the center of the upper surface of the bottom plate 1, and a displacement sensor 18 is arranged between the top plate 2 and the support plate 8, the displacement sensor 18 is connected with the guide plate 12 in a sliding manner, the displacement sensor 18 is used for detecting the displacement of the guide plate 12 moving up and down, specifically, the depth of a drilled hole is measured in real time in the drilling process, the accuracy of the drilled hole is ensured, a support plate through hole 801 is formed in the center of the support plate 8, specifically, the support plate through hole 801 meets the use of drilling, guide rods 10 are symmetrically and fixedly installed on the upper surface of the support plate 8, one end of each guide rod 10 is fixedly installed on the upper surface of the support plate 8, the other end of each guide rod 10 penetrates through the guide plate 12 and is fixed on the lower surface of the top plate 2, specifically, the equipment is lifted more stably under the guiding action of the guide rods 10 and the guide plate 12, the equipment is reduced in shaking, the movement direction of the guide plate 12 is limited, a fixed seat 21 is fixedly installed on the upper surface of the guide plate 12, and the fixed seat 21 is in threaded connection with one end of an upper screw 13, the other end of the upper screw 13 sequentially penetrates through the top plate 2 and a protective shell 17 arranged on the upper surface of the top plate 2, specifically, the guide plate 12 is lifted up by connecting the upper screw 13 with the fixed seat, the upper surface of the guide plate 12 is fixedly provided with a rotating motor 11, the output end of the rotating motor 11 penetrates through the guide plate 12, the output end of the rotating motor 11 is connected with the drill bit 9 through a flange, specifically, the rotating motor 11 drives the drill bit 9 to perform drilling operation through the flange, the top plate 2 is fixedly provided with a lifting motor 16, the output end of the lifting motor 16 drives a screw lifting mechanism 20 through a coupler 2001, specifically, the screw lifting mechanism 20 controls the lifting motion of the upper screw 13, the top plate 2 is provided with a level meter 15 and an operation display screen 14, specifically, the level meter 15 is convenient for adjusting the levelness of the equipment, and the displacement value is displayed on the operation display screen 14 in real time, the depth of the drilled hole, the hydraulic support leg 6, the rotating motor 11 and the lifting motor 16 can be controlled and operated on the operation display screen 14; in operation, the drill bit 9 passes through the support plate through-hole 801 and the base plate through-hole 101.

The screw rod lifting mechanism 20 comprises a turbine screw 2003 and a worm shaft 2002, the worm shaft 2002 is rotatably installed inside a protective shell 17 and is in transmission connection with a lifting motor 16 through a coupler 2001, the turbine screw 2003 is rotatably installed inside the protective shell 17, the turbine screw 2003 is located on one side of the worm shaft 2002 and is meshed with the worm shaft 2002, a thread matched with the upper screw 13 is arranged in a through hole of the turbine screw 2003, specifically, the worm shaft 2002 is driven to rotate through the rotation of the lifting motor 16 and the coupler 2001, the worm shaft 2002 drives the turbine screw 2003 to rotate, and the turbine screw 2003 drives the upper screw 13 to move up and down through the internal thread.

Wherein, universal wheel 5 all is provided with four with hydraulic leg 6, and fixed mounting is in the both sides of bottom plate 1 lower surface, and is specific, and universal wheel 5 makes equipment remove more convenient, and four hydraulic leg 6 are better to the support stability of equipment.

Wherein, toolbox 7 is provided with two opening doors 19, and two-layer about toolbox 7's inside sets up, has placed fine sand 701, electronic scale 702, heating cabinet 703 and operation instrument 704, and is specific, and fine sand 701 is used for filling the measurement downthehole, and electronic scale 702 is used for weighing fine sand 702 and the soil material of digging out, and heating cabinet 703 is used for going on the processing of drying one's hair to the soil material of digging out, and operation instrument 704 is used for the maintenance of equipment and the collection to the soil material.

Wherein, the upper surface both sides of roof 2 are provided with push rod 4, and is concrete, and push rod 4 has made things convenient for the removal of equipment, satisfies artificial shallow and uses.

Specifically, the working principle and the using process of the utility model are as follows: after the device is installed, when the device is used for compactness detection, the detection device is moved to a detection point through the universal wheel 5, the hydraulic support legs 6 are controlled through the operation display screen 14, the hydraulic support legs 6 are supported on the ground, the universal wheel 5 is separated from the ground, the level of the device is adjusted according to the level meter 15, when the level of the device meets the detection condition, the rotating motor 11 and the lifting motor 16 are started, the lifting motor 16 drives the worm shaft 2002 to rotate through the coupler 2001, the worm shaft 2002 drives the turbine screw 2003 to rotate, the turbine screw 2003 drives the upper screw 13 to move up and down through internal threads, the upper screw 13 drives the fixing seat on the guide plate 12 to move up and down, the rotating motor 11 drives the drill bit 9 to rotate through a flange, the guide plate 12 drives the drill bit 9 to move down, the drill hole on the detection ground is drilled, the displacement sensor 18 detects the moving displacement of the guide plate 12 in real time during the drilling process, the depth of the drilled hole is thus detected, the detected displacement is displayed in real time on the operating screen 14, a depth parameter may also be set on the operating screen 14, when the displacement sensor 18 detects that the borehole depth reaches the depth parameter set on the operation display screen 14, stopping drilling, after detection, reversing the lifting motor 16 to bring the guide plate 12 back to the original position, when the guide plate 12 is in the home position, the operation of the lifting motor 16 and the rotating motor 11 is stopped, and soil generated by drilling is collected by the operation tool 704 in the tool box 7 after the drilling is completed, weighed by the electronic scale 702, and dehumidifying the soil by using a heating box 703, calculating the dry density and the wet density of the soil, weighing the fine sand 701, putting the weighed fine sand into a drilled hole, and then weighing the residual fine sand 701 again, calculating the weight of the fine sand 701 in the hole, and finally obtaining the compactness of the ground according to the compactness calculation principle.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a quick check out test set of degree of compaction of backfill, includes bottom plate (1), its characterized in that, four corners fixed mounting of bottom plate (1) upper surface have support column (3), the up end fixed mounting of support column (3) has roof (2), bottom plate through-hole (101) have been seted up to the center department of bottom plate (1), the bottom of bottom plate (1) is provided with universal wheel (5) and hydraulic leg (6), the last fixed surface of bottom plate (1) installs toolbox (7), the upper surface center fixed mounting of bottom plate (1) has backup pad (8), be provided with displacement sensor (18) between roof (2) and backup pad (8), displacement sensor (18) and deflector (12) sliding connection, displacement sensor (18) are used for detecting the displacement that deflector (12) reciprocated, a supporting plate through hole (801) is formed in the supporting plate (8), a guide rod (10) is fixedly mounted on the supporting plate (8) in a symmetrical mode on the upper surface, one end of the guide rod (10) is fixedly mounted on the upper surface of the supporting plate (8), the other end of the guide rod (10) penetrates through the guide plate (12) and is fixedly mounted on the lower surface of the top plate (2), a fixing seat is fixedly mounted on the upper surface of the guide plate (12) and is in threaded connection with one end of an upper screw (13), the other end of the upper screw (13) penetrates through the top plate (2) and a protective shell (17) arranged on the upper surface of the top plate (2) in sequence, a rotating motor (11) is fixedly mounted on the upper surface of the guide plate (12), the output end of the rotating motor (11) penetrates through the guide plate (12), and the output end of the rotating motor (11) is connected with a drill bit (9) through a flange, the upper surface fixed mounting of roof (2) has elevator motor (16), elevator motor's (16) output passes through shaft coupling (2001) drive lead screw elevating system (20), be provided with spirit level (15) and operation display screen (14) on roof (2).

2. The rapid detection device for the compaction degree of the backfill according to claim 1, characterized in that: the screw rod lifting mechanism (20) comprises a turbine screw nut (2003) and a worm shaft (2002), the worm shaft (2002) is rotatably installed inside the protective shell (17) and is in transmission connection with the lifting motor (16) through the coupler (2001), the turbine screw nut (2003) is rotatably installed inside the protective shell (17), the turbine screw nut (2003) is located on one side of the worm shaft (2002) and is meshed with the worm shaft (2002), and a thread matched with the upper screw rod (13) is arranged in a through hole of the turbine screw nut (2003).

3. The rapid detection device for the compaction degree of the backfill according to claim 1, characterized in that: the universal wheels (5) and the hydraulic support legs (6) are respectively provided with four, and the universal wheels (5) and the hydraulic support legs (6) are fixedly arranged on two sides of the lower surface of the bottom plate (1).

4. The rapid detection device for the compaction degree of the backfill according to claim 1, characterized in that: the tool box (7) is provided with a double-door (19), the upper layer and the lower layer are arranged in the tool box (7), and fine sand (701), an electronic scale (702), a heating box (703) and an operation tool (704) are placed.

5. The rapid detection device for the compaction degree of the backfill according to claim 1, characterized in that: push rods (4) are arranged on two sides of the upper surface of the top plate (2).