CN214149946U

CN214149946U - Roadbed solidity detection soil sampling device

Info

Publication number: CN214149946U
Application number: CN202023344738.XU
Authority: CN
Inventors: 董国伟; 胡方剑; 袁相忠
Original assignee: Zhejiang Wenhua Construction Project Management Co ltd
Current assignee: Zhejiang Wenhua Construction Project Management Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-09-07
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to a road bed solidity detects device of fetching earth, it includes the sleeve that perpendicular to ground set up, set up pivot in the sleeve, along the helical blade of pivot setting, be used for driving pivot pivoted driving piece and be used for driving the pivot bottom and stretch out or income telescopic lift piece, pivot and telescopic axis are on same straight line, and helical blade and the inside sliding fit of sleeve. The driving part is a motor and is positioned at the top of the rotating shaft, the lifting part is a cylinder, the motor and the cylinder are both vertically arranged, and the cylinder is positioned right above the motor; an output shaft of the motor is fixedly connected with the rotating shaft, and the motor is fixed on a telescopic rod of the cylinder; the output shaft of the motor, the telescopic rod of the cylinder and the axis of the rotating shaft are on the same straight line. This application has the effect that improves excavation examination hole efficiency.

Description

Roadbed solidity detection soil sampling device

Technical Field

The application relates to the field of engineering check out test set, especially relate to a road bed solidity detects device of fetching earth.

Background

The quality of the highway subgrade has very important influence on the strength, rigidity, flatness and the like of the whole pavement structure, so that the compaction quality of the highway subgrade is one of important internal indexes in the management of working medium application in road engineering, the density condition after on-site compaction is represented, and the higher the compaction degree is, the higher the density is, the better the overall performance of the material is. The existing general method for detecting the compaction degree of the roadbed is a sand filling method.

The sand filling method is to replace the foundation soil in the tested hole with the measuring sand of uniform particles, and then to calculate the compaction degree value of the roadbed according to the volume of the measuring sand and the weight of the replaced foundation soil. When the roadbed is subjected to soil taking and hole digging to test a hole, manual hole digging is completed through a hammer and a chisel.

In the related art, the labor intensity of manual hole digging is high, the time is long, and the inventor thinks that the hole digging efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to improve the efficiency of excavation examination hole, this application provides a road bed solidity detects device of fetching earth.

The application provides a road bed real estate detects device that fetches earth adopts following technical scheme:

the utility model provides a road bed solidity detects device of fetching earth, includes the sleeve that perpendicular to ground set up, set up in the sleeve the pivot, along the helical blade of pivot setting, be used for driving pivot pivoted driving piece and be used for driving the pivot bottom and stretch out or income telescopic lifter, pivot and telescopic axis are on same straight line, and helical blade and sleeve inner wall sliding fit.

Through adopting above-mentioned technical scheme, start the driving piece for the pivot drives helical blade and rotates, and the restart lifter makes the pivot bottom stretch out the sleeve, makes helical blade excavate the soil layer, and machinery replaces artifical excavation examination hole, thereby has improved the efficiency in excavation examination hole.

Optionally, the driving part is a motor and is located at the top of the rotating shaft, the lifting part is a cylinder, the motor and the cylinder are both vertically arranged, and the cylinder is located right above the motor; an output shaft of the motor is fixedly connected with the rotating shaft, and the motor is fixed on a telescopic rod of the air cylinder; the output shaft of the motor, the telescopic rod of the cylinder and the axis of the rotating shaft are on the same straight line.

Through adopting above-mentioned technical scheme, the cylinder drives the motor and goes up and down, and the motor drives the pivot and rotates.

Optionally, a limiting rod is arranged on the end face of the motor close to the rotating shaft, two ends of the limiting rod are in sliding fit with the inner wall of the sleeve, and protruding blocks are arranged on the end faces of the two ends of the limiting rod; the side wall of the sleeve is provided with a limiting groove corresponding to the lug, and the limiting groove is long and is vertically arranged; the lug is in vertical sliding fit along the limiting groove; and an output shaft of the motor is in sliding fit with the limiting rod.

Through adopting above-mentioned technical scheme, the output shaft of motor is given with moment of flexure to the pivot, and the gag lever post transmits part moment of flexure for the sleeve to the moment of flexure that cylinder piston rod was given in the motor transmission has been reduced, thereby has protected motor and cylinder.

Optionally, the limiting groove penetrates through the inner side and the outer side of the sleeve, and a graduated scale arranged along the length direction of the limiting groove is arranged on the outer wall of the sleeve.

Through adopting above-mentioned technical scheme, observe the position of lug in the spacing groove, confirm the length that the pivot stretches out according to the scale.

Optionally, a ring is arranged at the bottom of the sleeve, the ring is sleeved on the outer wall of the sleeve, and the ring and the sleeve are arranged together; the circular ring is perpendicular to the axis of the sleeve.

Through adopting above-mentioned technical scheme, the ring is placed on subaerial for the sleeve can keep the state on perpendicular to ground, thereby has reduced the condition that the sleeve takes place to incline when helical blade excavation tries the hole.

Optionally, be equipped with the reinforcing component who is used for consolidating telescopic on the telescopic outer wall, reinforcing component includes three piece at least bracing pieces, the one end of bracing piece is all rotated and is connected on telescopic outer wall, and on bracing piece evenly distributed and telescopic outer wall.

Through adopting above-mentioned technical scheme, the bracing piece supports in subaerial, has increased telescopic stability to the condition of sleeve displacement takes place when having reduced helical blade excavation examination hole.

Optionally, the support rod is telescopically arranged.

Through adopting above-mentioned technical scheme for the bracing piece can be according to different environment adjustment length.

Optionally, the sleeve comprises an upper barrel and a lower barrel, and the upper barrel and the lower barrel are detachably connected; the limiting groove is positioned on the upper barrel.

Through adopting above-mentioned technical scheme, conveniently clear up the soil on the helical blade.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the driving piece is started, the rotating shaft drives the spiral blades to rotate, the lifting piece is started again to enable the bottom of the rotating shaft to extend out of the sleeve, the spiral blades excavate the soil layer, and the machine replaces manual excavation to test the hole, so that the efficiency of excavating to test the hole is improved.

Drawings

Fig. 1 is a structural sectional view of an embodiment of the present application.

Description of reference numerals: 1. a sleeve; 11. feeding the cylinder; 111. a limiting groove; 112. a convex ring; 12. a lower barrel; 121. a ring groove; 2. a rotating shaft; 3. a helical blade; 4. a drive member; 41. a motor; 5. a lifting member; 51. a cylinder; 6. a limiting rod; 61. a bump; 7. a circular ring; 71. a placement groove; 8. a reinforcement assembly; 81. a support bar; 811. rotating the rod; 812. a telescopic rod; 813. a locking bolt; 9. a graduated scale.

Detailed Description

The present application is described in further detail below with reference to fig. 1.

The embodiment of the application discloses a roadbed solidity detection soil sampling device. Referring to fig. 1, the soil sampling device comprises a sleeve 1 perpendicular to the ground, a rotating shaft 2 vertically arranged in the sleeve 1, a helical blade 3 arranged along the rotating shaft 2, a driving part 4 for driving the rotating shaft 2 to rotate, and a lifting part 5 for driving the bottom of the rotating shaft 2 to extend out of or retract into the bottom of the sleeve 1, wherein the driving part 4 is a motor 41, the lifting part 5 is an air cylinder 51, and both the motor 41 and the air cylinder 51 are positioned in the sleeve 1. Helical blade 3 and the inner wall sliding fit of sleeve 1, helical blade 3's bottom and sleeve 1's bottom flush, and motor 41 sets up directly over pivot 2, and cylinder 51 sets up directly over motor 41. The rotating shaft 2, the output shaft of the motor 41 and the piston rod of the cylinder 51 are all in the same straight line with the axis of the sleeve 1, the motor 41 is fixed on the piston rod of the cylinder 51, and the rotating shaft 2 is fixed on the output shaft of the motor 41.

The sleeve 1 comprises an upper barrel 11 and a lower barrel 12, a convex ring 112 is arranged on the end surface of the upper barrel 11 close to the lower barrel 12, a ring groove 121 corresponding to the convex ring 112 is arranged on the end surface of the lower barrel 12 close to the upper barrel 11, and the convex ring 112 is inserted in the ring groove 121.

The cylinder 51 is fixed on the top of the upper barrel 11, when the helical blade 3 breaks the ground, the resistance is transmitted to the rotating shaft 2, the rotating shaft 2 generates a large bending moment and then transmits the large bending moment to the output shaft of the motor 41 and the piston rod of the cylinder 51, in order to share part of the bending moment to the upper barrel 11, the limiting rod 6 is fixed on the end surface of the motor 41 close to the rotating shaft 2, two ends of the limiting rod 6 are in sliding fit with the inside of the upper barrel 11, and the convex blocks 61 are arranged on the end surfaces of the two ends of the limiting rod 6. The position of the upper barrel 11 corresponding to the bump 61 is provided with a limit groove 111 vertically arranged, and the limit groove 111 penetrates through the inner side and the outer side of the upper barrel 11. The bump 61 is located in the limiting groove 111, and the bump 61 is in vertical sliding fit along the limiting groove 111.

In order to observe the extending distance of the helical blade 3 conveniently, the graduated scale 9 arranged along the length direction of the limiting groove 111 is arranged on the outer wall of the upper barrel 11, the extending distance of the helical blade 3 can be judged according to the graduated scale 9 by observing the position of the lug 61 on the limiting groove 111, and therefore the depth of the excavated pilot hole is known.

In order to keep the lower barrel 12 in a state of being vertical to the ground, the bottom of the lower barrel 12 is provided with a circular ring 7 which is vertical to the axis of the lower barrel 12, the circular ring 7 is sleeved on the outer wall of the lower barrel 12, the bottom surface of the circular ring 7 is flush with the bottom surface of the sleeve 1, and the circular ring 7 and the lower barrel 12 are integrally arranged.

In order to increase the stability of the upper barrel 11, a reinforcing component 8 is additionally arranged on the side wall of the upper barrel 11, the reinforcing component 8 comprises at least three supporting rods 81, four supporting rods 81 are adopted in the embodiment, and the supporting rods 81 are respectively located in four directions of the upper barrel 11. The support rod 81 comprises a rotating rod 811 with one end rotatably connected to the outer wall of the upper barrel 11, an expansion rod 812 sleeved at the other end of the rotating rod 811 and a locking bolt 813 used for locking the expansion rod 812, the locking bolt 813 penetrates through the expansion rod 812, and one end of the locking bolt 813 penetrating through the expansion rod 812 abuts against the outer wall of the rotating rod 811. The telescopic rod 812 is disposed away from the end tip of the rotating rod 811.

The upper surface of the circular ring 7 is provided with a placing groove 71 for placing the tip end of the telescopic rod 812, and when the telescopic rod 812 is retracted, the tip end of the telescopic rod 812 can be placed in the placing groove 71.

The implementation principle of the embodiment of the application is as follows: the lower barrel 12 is placed on the ground, the upper barrel 11 is sleeved on the lower barrel 12, and then the telescopic rod 812 is adjusted to enable the tip end of the telescopic rod 812 to be inserted on the ground. The starting motor 41 enables the rotating shaft 2 to drive the helical blade 3 to rotate, the air cylinder 51 is started again to enable the rotating shaft 2 to move downwards, the telescopic length of the piston rod of the air cylinder 51 is adjusted by observing the position, corresponding to the graduated scale 9, of the lug 61, and therefore the depth of the excavated hole is determined.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a road bed realness detects device that fetches earth which characterized in that: including sleeve (1) that perpendicular to ground set up, set up pivot (2) in sleeve (1), along helical blade (3) that pivot (2) set up, be used for driving pivot (2) pivoted driving piece (4) and be used for driving pivot (2) bottom to stretch out or income sleeve (1) lift piece (5), pivot (2) are on same straight line with the axis of sleeve (1), and helical blade (3) and sleeve (1) inner wall sliding fit.

2. The roadbed solidity detection soil sampling device of claim 1, wherein: the driving piece (4) is a motor (41) and is positioned at the top of the rotating shaft (2), the lifting piece (5) is a cylinder (51), the motor (41) and the cylinder (51) are both vertically arranged, and the cylinder (51) is positioned right above the motor (41); an output shaft of the motor (41) is fixedly connected with the rotating shaft (2), and the motor (41) is fixed on an expansion link (812) of the cylinder (51); the output shaft of the motor (41), the telescopic rod (812) of the cylinder (51) and the axis of the rotating shaft (2) are all on the same straight line.

3. The roadbed solidity detection soil sampling device according to claim 2, characterized in that: a limiting rod (6) is arranged on the end face, close to the rotating shaft (2), of the motor (41), two ends of the limiting rod (6) are in sliding fit with the inner wall of the sleeve (1), and protruding blocks (61) are arranged on the end faces of the two ends of the limiting rod (6); a limiting groove (111) corresponding to the bump (61) is formed in the side wall of the sleeve (1), and the limiting groove (111) is long and is vertically arranged; the lug (61) is in vertical sliding fit along the limiting groove (111); and an output shaft of the motor (41) is in sliding fit with the limiting rod (6).

4. The roadbed solidity detection soil sampling device according to claim 3, characterized in that: the limiting groove (111) penetrates through the inner side and the outer side of the sleeve (1), and a graduated scale (9) arranged along the length direction of the limiting groove (111) is arranged on the outer wall of the sleeve (1).

5. The roadbed solidity detection soil sampling device of claim 4, wherein: the bottom of the sleeve (1) is provided with a circular ring (7), the circular ring (7) is sleeved on the outer wall of the sleeve (1), and the circular ring (7) and the sleeve (1) are integrally arranged; the circular ring (7) is perpendicular to the axis of the sleeve (1).

6. The roadbed solidity detection soil sampling device of claim 5, wherein: be equipped with on the outer wall of sleeve (1) and be used for consolidating reinforcement subassembly (8) of sleeve (1), it includes three piece at least bracing pieces (81) to consolidate subassembly (8), the one end of bracing piece (81) is all rotated and is connected on the outer wall of sleeve (1), and on bracing piece (81) evenly distributed and the outer wall of sleeve (1).

7. The roadbed solidity detection soil sampling device of claim 6, wherein: the supporting rod (81) is arranged in a telescopic mode.

8. The roadbed solidity detection soil sampling device of claim 7, wherein: the sleeve (1) comprises an upper barrel (11) and a lower barrel (12), and the upper barrel (11) is detachably connected with the lower barrel (12); the limiting groove (111) is positioned on the upper barrel (11).