CN217930241U

CN217930241U - Protective layer thickness detection equipment for highway engineering supervision

Info

Publication number: CN217930241U
Application number: CN202222275504.7U
Authority: CN
Inventors: 王健
Original assignee: Guangxi Guizhong Engineering Consultation Co ltd
Current assignee: Guangxi Guizhong Engineering Consultation Co ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2022-11-29
Anticipated expiration: 2032-08-29

Abstract

A protective layer thickness detection device for road engineering supervision comprises two groups of arc-shaped frames and a detection instrument, wherein two sides below the arc-shaped frames are respectively connected with a supporting seat, the upper half parts of the arc-shaped frames are provided with first slide ways, the first slide ways are internally provided with connecting cylinders in a sliding manner, the lower ends of the connecting cylinders are rotatably penetrated and connected with threaded pipes, the first threaded pipes are rotatably connected with first threaded shafts, one sides, close to the two groups of supporting seats, are respectively connected with connecting rods, the other ends of the two groups of connecting rods are rotatably connected with a U-shaped frame, the first motor is rotatably connected and arranged in the U-shaped frame, and a rotating shaft is connected between the shaft end of the first motor and the lower ends of the threaded pipes; and one of the two groups of threaded shafts is respectively connected with a mounting block, a transverse plate is connected between the two groups of mounting blocks, and a displacement mechanism is arranged inside the transverse plate. Compared with the prior art, the utility model the advantage lies in: the height of the detector can be conveniently adjusted; when different operators operate, the sliding speed of the instrument probe is still uniform and moves to a horizontal straight line.

Description

Protective layer thickness detection equipment for highway engineering supervision

Technical Field

The utility model relates to an engineering check out test set technical field, in particular to highway engineering is supervised and is used protective layer thickness check out test set.

Background

In a highway engineering reinforced concrete structure, a reinforcing steel bar protective layer is arranged to prevent corrosive media in the surrounding environment from invading the concrete structure to cause damage of concrete, corrosion of reinforcing steel bars and other diseases, on the other hand, the protective layer with a certain thickness is arranged to ensure the bond stress between the concrete and the reinforcing steel bars, the compressive and tensile integral performance of the reinforced concrete is fully exerted, and the detection of the thickness of the solid protective layer is an important means for verifying the construction process, the management procedure and the quality of the inspection engineering.

In the prior art, for the thickness detection of a steel bar protective layer, a non-damage detection method is generally carried out by using a steel bar detector, the operation method of the steel bar detector is not standard, a certain error is generated, and is one of main reasons for large detection result errors, the determination of grasping the sliding speed and the moving direction of an instrument probe is a detection operation key point, the influence of the experience and the proficiency of different operators is large, and the comparison test of the thickness of the steel bar protective layer among multiple laboratories shows that the operation levels of two detectors are greatly different, and two detection results with large difference can be generated; in addition, in the detection process, if the same detector needs to move to an adjacent detection position, the whole steel bar detector needs to be moved, the horizontal state of the steel bar detector needs to be readjusted, the operation is troublesome, and the labor hour is greatly consumed.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a protective layer thickness detection device for road engineering supervision, which comprises two groups of arc-shaped frames and a detection instrument, wherein the openings of the arc-shaped frames are downward, and two sides below the arc-shaped frames are respectively connected with a supporting seat;

and one group of threaded shafts is respectively connected with a mounting block, a transverse plate is connected between the two groups of mounting blocks, and a displacement mechanism is arranged inside the transverse plate.

As an improvement: the left side and the right side of the connecting cylinder are respectively provided with a bolt, the left side wall and the right side wall of the arc-shaped frame are respectively provided with a second slideway which is matched with the bolt to pass in a sliding manner, and the bolt passes through the second slideway in a sliding manner and is provided with a nut in a connecting manner.

As an improvement: the axis direction of the second slide way and the axis direction of the arc-shaped frame are on the same straight line, and the axis direction of the first motor in rotation and the axis direction of the arc-shaped frame are on the same straight line.

As an improvement: and the two opposite sides of the upper part of the threaded shaft are respectively connected with a limiting slide bar.

As an improvement: the displacement mechanism comprises a groove located on the lower side of the transverse plate, a second motor is connected to the left side wall of the groove, the end of the second motor is towards the right and is provided with a second threaded shaft in a connected mode, the other end of the second threaded shaft is rotatably connected with the right side wall of the groove, a moving block is connected to the outer side of the threaded shaft in a matched threaded mode, the lower side of the moving block is connected with the upper side of the detecting instrument

As an improvement: the upper side of the moving block is connected with a sliding block, and the bottom of the groove is provided with a sliding chute matched with the sliding block to slide.

Compared with the prior art, the utility model the advantage lies in:

the threaded shaft I can move up and down through the matching of the connecting cylinder, the motor I, the rotating shaft and the threaded pipe to adjust the height of the transverse plate, so that the detecting instrument is driven to adjust the height;

the second motor drives the second threaded shaft to rotate so as to enable the moving block to move, and the moving block drives the detecting instrument to horizontally and stably move, so that the sliding speed of the probe of the instrument is still uniform and moves to a horizontal straight line when different operators operate the probe;

when needs move to adjacent detection position, need not remove whole equipment, will connect the drum and slide in slide one to the motor rotates together thereupon, will connect the drum through the nut and fix inside arc frame, move through screw axis one and drive the detection instrument height-adjusting, convenient operation, labour saving and time saving.

Drawings

FIG. 1 is a left side view of the protective layer thickness detecting apparatus for road engineering supervision according to the present invention;

FIG. 2 is a front view of the protective layer thickness detecting apparatus for road engineering supervision according to the present invention;

FIG. 3 is a schematic view of the internal structure of a threaded pipe of the protective layer thickness detection device for road engineering supervision according to the present invention;

reference numerals comparison table:

1. an arc-shaped frame; 2. a supporting base; 3. a connecting cylinder; 4. a first slideway; 5. a bolt; 6. a second slideway; 7. a nut; 8. a connecting rod; 9. a U-shaped frame; 10. a first motor; 11. a rotating shaft; 12. a threaded pipe; 13. a first threaded shaft; 14. a limiting slide bar; 15. mounting blocks; 16. a transverse plate; 17. a groove; 18. a second threaded shaft; 19. a second motor; 20. a moving block; 21. a chute; 22. a detector; 23. a slide block.

Detailed Description

The following describes the present invention with reference to the accompanying drawings.

As shown in fig. 1-3, a thickness detection device for a protective layer for road engineering supervision comprises two groups of arc-shaped frames 1 and a detector 22, wherein the openings of the arc-shaped frames 1 are downward, two sides below the arc-shaped frames are respectively connected with a support base 2, the upper half part of the arc-shaped frame 1 is provided with a first slide way 4, the first slide way 4 is internally provided with a connecting cylinder 3 in a sliding manner, the lower end of the connecting cylinder 3 is rotatably connected with a threaded pipe 12 in a penetrating manner, the first threaded pipe 12 is internally provided with a first threaded shaft 13 in a matching threaded manner in a rotating manner, the upper end of the first threaded shaft 13 slidably penetrates through the upper end of the connecting cylinder 3, one side, close to the two groups of the support bases 2, is respectively connected with a connecting rod 8, the other ends of the two groups of the connecting rods 8 are rotatably connected with a U-shaped frame 9, the first motor 10 is rotatably connected in the U-shaped frame 9, a rotating shaft 11 is connected between the first motor 10 shaft end and the lower end of the threaded pipe 12 in a sliding manner, two sides, the upper part of the first threaded shaft 13 are respectively connected with a limiting slide bar 14, the threaded shaft 13, and the threaded pipe 12 is connected with the cylindrical shaft 13 in a sliding manner, so that the threaded pipe 13 can move up and down;

the two groups of the first threaded shafts 13 are respectively connected with mounting blocks 15, a transverse plate 16 is connected between the two groups of the mounting blocks 15, a displacement mechanism is arranged inside the transverse plate 16, and the height of a detector 22 connected with the lower side of the displacement mechanism is adjusted by driving the first threaded shafts 13 to move up and down;

the left side and the right side of the connecting cylinder 3 are respectively provided with a bolt 5 in a connected mode, the left side wall and the right side wall of the arc-shaped frame 1 are respectively provided with a second slide rail 6 matched with the bolt 5 to slide through, the bolt 5 slides through the second slide rail 6 and is provided with a nut 7 in a connected mode, the axis direction of the second slide rail 6 and the axis direction of the arc-shaped frame 1 are on the same straight line, the rotating axis direction of the first motor 10 and the rotating axis direction of the arc-shaped frame 1 are on the same straight line, when the detecting device needs to move to an adjacent detection position, the nut 7 is unscrewed in the direction far away from the connecting cylinder 3, the connecting cylinder 3 is rotated, the first motor 10 rotates along with the connecting cylinder, the first threaded shaft 13 can be extended out in the mode to adjust the position and the height of the detecting instrument 22, and after the position and the height of the detecting instrument 22 are adjusted, the nut 7 is screwed in the direction close to the connecting cylinder 3. Fixing the connecting cylinder 3 inside the first slideway 4;

the displacement mechanism comprises a groove 17 positioned on the lower side of the transverse plate 16, the left side wall of the groove 17 is connected with a second motor 19, the shaft end of the second motor 19 faces the right and is connected with a second threaded shaft 18, the other end of the second threaded shaft 18 is rotatably connected with the right side wall of the groove 17, a moving block 20 is connected to the outer side of the second threaded shaft 18 in a threaded manner, the lower side of the moving block 20 is connected with the upper side of the detecting instrument 22, the second threaded shaft 18 is driven by the second motor 19 to rotate at a constant speed, and the moving block 20 is driven by the second threaded shaft 18 to move, so that the detecting instrument 22 is driven to move at a constant speed;

a sliding block 23 is connected to the upper side of the moving block 20, a sliding groove 21 matched with the sliding block 23 to slide is formed in the bottom of the groove 17, and the sliding block 23 slides in the sliding groove 21, so that the moving block 20 does not rotate along with the second threaded shaft 18.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and all modifications, equivalents, improvements and the like that are made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a highway engineering is supervised and is used protective layer thickness check out test set, includes two sets of arc frame (1) and detection instrument (22), arc frame (1) opening is equipped with supporting seat (2), its characterized in that down and below both sides are connected respectively: the upper half part of the arc-shaped frame (1) is provided with a first slide way (4), a connecting cylinder (3) is arranged in the first slide way (4) in a sliding manner, the lower end of the connecting cylinder (3) is rotatably connected with a threaded pipe (12) in a penetrating manner, a first threaded shaft (13) is rotatably connected with the threaded pipe (12) in an internal matching manner, the upper end of the first threaded shaft (13) is slidably connected with the upper end of the connecting cylinder (3), one sides of the two groups of supporting seats (2) close to each other are respectively connected with a connecting rod (8), a U-shaped frame (9) is rotatably connected between the other ends of the two groups of connecting rods (8), a first motor (10) is rotatably connected in the U-shaped frame (9), and a rotating shaft (11) is connected between the shaft end of the first motor (10) and the lower end of the threaded pipe (12);

two sets of threaded shaft (13) are connected respectively and are equipped with installation piece (15), and are two sets of connect between installation piece (15) and be equipped with diaphragm (16), diaphragm (16) inside is equipped with displacement mechanism.

2. The apparatus for detecting the thickness of a protective layer for supervising road works according to claim 1, wherein: connect drum (3) left and right sides and connect respectively and be equipped with bolt (5), arc frame (1) left and right sides wall is equipped with slide two (6) that cooperation bolt (5) slided and pass respectively, bolt (5) slide and pass slide two (6) and connect and be equipped with nut (7).

3. The apparatus for detecting the thickness of a protective layer for road construction supervision according to claim 2, wherein: the axle center direction of slide two (6) and arc frame (1) axle center direction are on the same straight line, motor one (10) pivoted axle center direction and arc frame (1) direction are on the same straight line.

4. The protective layer thickness detecting apparatus for road engineering supervision according to claim 1, wherein: and the two opposite sides of the upper part of the first threaded shaft (13) are respectively connected with a limiting slide bar (14).

5. The apparatus for detecting the thickness of a protective layer for supervising road works according to claim 1, wherein: the displacement mechanism comprises a groove (17) located on the lower side of the transverse plate (16), a second motor (19) is connected to the left side wall of the groove (17), the shaft end of the second motor (19) faces the right side and is connected with a second threaded shaft (18), the other end of the second threaded shaft (18) is rotatably connected with the right side wall of the groove (17), a moving block (20) is arranged on the outer side of the second threaded shaft (18) in a matched threaded connection mode, and the lower side of the moving block (20) is connected with the upper side of the detecting instrument (22).

6. The apparatus for detecting the thickness of a protective layer for supervising road works as set forth in claim 5, wherein: the upper side of the moving block (20) is connected with a sliding block (23), and the bottom of the groove (17) is provided with a sliding groove (21) matched with the sliding block (23) to slide.