CN216977850U - A thickness detector of structural concrete reinforcement protective layer - Google Patents

Abstract

The utility model relates to the technical field of detection of the thickness of a concrete reinforcement protective layer, in particular to a thickness detector of the structural concrete reinforcement protective layer, which comprises a detection frame and a detector, wherein the detector is fixed in the middle of the lower end of the detection frame; according to the utility model, the lifting plate, the L-shaped supporting rod and the universal wheel are driven to move by the electric telescopic shaft, so that the distance between the detector and the detection probe and the wall can be conveniently adjusted, and the distance between the detector and the detection probe and the wall can be adjusted without manual forced pressing, so that the operation is more labor-saving.

Description

A kind of thickness detector of structural concrete reinforcement protective layer

technical field

The utility model relates to the technical field of thickness detection of the protective layer of concrete reinforcing bars, in particular to a thickness detector of the protective layer of structural concrete reinforcing bars.

Background technique

In the construction industry, the steel cover thickness detector is usually used. It is an instrument used to detect the diameter, position, distribution of steel bars and the thickness of the steel cover within the existing reinforced concrete or new reinforced concrete;

According to Chinese Patent Application No. 2020211233442.2, a detection tool for the thickness of a reinforced concrete protective layer is disclosed, comprising a fixed plate and a cross bar, the cross bar is arranged on the side surface of the fixed plate, and the fixed plate and the cross bar are arranged on the side surface of the fixed plate. An auxiliary structure is provided on the upper part. The auxiliary structure mainly includes: a fixed part, a gap and a moving part. The fixed part is arranged on the fixed plate; The utility model is easy to disassemble and use, and the distance between the detector and the wall can be adjusted according to different pressing forces, which is convenient to move and more convenient to control;

However, this patent has the following shortcomings. Because the distance between the detector and the wall needs to be adjusted by manually pressing the detection tool, the operation is not labor-saving enough, and after the detector detects the corresponding position of the thickness of the concrete reinforcement layer of the wall, if it is not correct Marking the position of the detected wall will cause the staff to repeatedly detect the thickness of the protective layer of the concrete reinforcement on the wall, resulting in operational errors and useless detection.

Utility model content

The utility model provides a thickness detector of the protective layer of structural concrete steel bars, which is beneficial to improve the labor-saving operation, reduce operation errors, and avoid useless detection work.

In order to solve the above-mentioned technical problems, the utility model adopts the following technical solutions:

A thickness detector of a structural concrete reinforcing bar protection layer, comprising a detection frame and a detector, wherein the detector is fixed in the middle of the lower end of the detection frame:

A detection probe is installed at the lower end of the detector, two guide rods are fixed on the inner side of the upper end of the detection frame, a lifting plate is sleeved on the periphery of the two guide rods, and a support assembly is arranged at the lower end of the lifting plate;

The left side of the detection frame is provided with a positioning assembly;

A marker assembly is provided on the left side of the lower end of the detection frame.

Further, a handle is welded between the upper ends of the two guide rods, and a sponge sleeve is sleeved on the periphery of the handle.

Further, the support assembly includes an L-shaped support rod, a universal wheel and an electric telescopic shaft. There are four L-shaped support rods in total and they are fixed to the four corners of the lower end of the lifting plate one by one. The L-shaped support rod They all slide downward and pass through the underside of the detection frame. There are four universal wheels and they are connected to the outer sides of the lower ends of the four L-shaped struts one by one. The electric telescopic shaft is connected to the lift. between the plate and the detection frame.

Further, the positioning assembly includes a damping shaft and a laser indicator light, the damping shaft is rotatably connected to the middle of the left end of the detection frame, and the laser indicator is connected to the outer end of the damping shaft.

Further, the marking assembly includes a spring telescopic rod, an installation sleeve, a marker pen and an arc-shaped bump, the spring telescopic rod is fixed on the lower end of the detection frame and corresponds to the left and right of the laser indicator light, and the installation sleeve is welded. at the lower end of the spring telescopic rod.

Further, the marking pen is inserted into the mounting sleeve upward, and two arc-shaped protrusions are provided in total and are respectively connected to both ends of the inner wall of the mounting sleeve. The two arc-shaped protrusions are respectively clamped at both ends of the marker pen.

The beneficial effects of the present utility model:

1. The lifting plate, L-shaped support rod and universal wheel are driven to move by the electric telescopic shaft, so that the distance between the detector and the measuring probe and the wall can be easily adjusted. The distance between them makes the operation more labor-saving;

2. By setting a laser indicator, and the light emitted by the laser indicator is directed to the position to be detected on the wall, it is beneficial to move the detector and detection probe to the corresponding position of the wall accurately to detect the thickness of the concrete reinforcement protective layer, which ensures the detection accuracy. sex;

3. By setting the marker pen, when the detector detects the thickness of the concrete reinforcement protective layer at the corresponding position of the wall through the detection probe, the marker pen will mark the position where the wall has been detected, so that the staff can clearly know the thickness of the wall. Which positions have been detected, so that the staff can repeatedly detect the detected wall positions, which is beneficial to reduce operation errors and avoid useless detection.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present utility model;

Fig. 2 is the structural representation of the installation sleeve of the present utility model;

FIG. 3 is a schematic view of the overall side structure of the utility model.

Description of reference numbers:

Detection frame 1, detector 2, telescopic shaft 3, lift plate 4, guide rod 5, handle 6, damping shaft 7, laser indicator light 8, L-shaped support rod 9, universal wheel 10, installation sleeve 11, marker pen 12. Spring telescopic rod 13, arc-shaped bump 14, detection probe 15.

Detailed ways

In order to facilitate the understanding of those skilled in the art, the present invention will be further described below with reference to the embodiments and the accompanying drawings, and the contents mentioned in the embodiments are not intended to limit the present invention.

As shown in Figures 1 and 2, in this embodiment, a detection frame 1 and a detector 2 are included, the detector 2 is fixed at the middle of the lower end of the detection frame 1, and a detection probe 15 is installed at the lower end of the detector 2, so Two guide rods 5 are fixed on the inner side of the upper end of the detection frame 1 , and a lifting plate 4 is sleeved on the outer periphery of the two guide rods 5 . A handle 6 is welded, and the outer periphery of the handle 6 is sleeved with a sponge sleeve. The support assembly includes an L-shaped strut 9, a universal wheel 10 and an electric telescopic shaft 3. The L-shaped strut 9 is provided with four and One by one is fixed to the four corners of the lower end of the lifting plate 4, the L-shaped struts 9 all slide downward and pass through the underside of the detection frame 1, and the universal wheels 10 are provided with a total of four and are rotatably connected to the four On the outer side of the lower end of the L-shaped support rod 9, the electric telescopic shaft 3 is connected between the lifting plate 4 and the detection frame 1;

Specifically, when it is necessary to detect the thickness of the protective layer of concrete reinforcement on the wall, hold the handle 6 and stick the universal wheel 10 on the wall. Since a sponge cover is sleeved around the handle 6, the flexibility of the sponge cover improves the The handle 6 is comfortable in use, and then the L-shaped strut 9, the detection frame 1, the detector 2 and the detection probe 15 are driven to the corresponding positions on the wall by the rotation of the universal wheel 10, and then the electric telescopic shaft 3 is activated to drive the lifting and lowering. The plate 4 slides along the guide rod 5 and moves away from the detection frame 1, the lifting plate 4 will pull the L-shaped support rod 9 and the universal wheel 10, and the universal wheel 10 is close to the detection frame 1, so that the detection frame 1 drives the detector 2 And the detection probe 15 is close to the wall until the detection probe 15 can detect the thickness of the concrete reinforcement layer of the wall, so as to facilitate the adjustment of the detector 2 and the distance between the detection probe and the wall, so there is no need to manually press hard to adjust the detector 2 and the wall. The distance between the probe 15 and the wall is detected, thereby making the operation more labor-saving.

As shown in Figures 1 and 2, in this embodiment, a positioning assembly is provided on the left side of the detection frame 1. The positioning assembly includes a damping shaft 7 and a laser indicator light 8. The damping shaft 7 is rotatably connected to the detection In the middle of the left end of the frame 1, the laser indicator light 8 is connected to the outer end of the damping shaft 7;

In order to improve the accuracy of detection, the laser indicator light 8 is activated, and the inclination angle of the laser indicator light 8 is adjusted by damping the rotation of the rotating shaft 7, so it is convenient to adjust the position where the light of the laser indicator light 8 is directed, and then the laser indicator light 8 emits light. The light emitted from the beam is directed to the position to be detected on the wall. When the universal wheel 10 rotates and drives the detector 2 to move, it is beneficial to move the detector 2 and the detection probe 15 to the corresponding position of the wall accurately to detect the thickness of the protective layer of the concrete reinforcement. detection accuracy.

As shown in FIGS. 1 , 2 and 3 , in this embodiment, a marker assembly is provided on the left side of the lower end of the detection frame 1 , and the marker assembly includes a spring telescopic rod 13 , an installation sleeve 11 , a marker pen 12 and an arc-shaped bump. 14. The spring telescopic rod 13 is fixed on the lower end of the detection frame 1 and corresponds to the left and right sides of the laser indicator light 8. The mounting sleeve 11 is welded to the lower end of the spring telescopic rod 13, and the marker pen 12 is passed upward. Inserted into the mounting sleeve 11 , the arc-shaped protrusions 14 are provided with two pieces in total and are respectively connected to both ends of the inner wall of the mounting sleeve 11 , and the two arc-shaped protrusions 14 are respectively clamped on the mounting sleeve 11 . Both ends of the marker pen 12;

By setting the marking pen 12, when the detector 2 detects the thickness of the concrete reinforcement protective layer at the corresponding position of the wall through the detection probe 15, and needs to detect the next position of the wall, and the detection probe 15 is constantly approaching the wall, the marking pen 12 At the same time, the marking pen 12 will drive the installation sleeve 11 to compress the spring telescopic rod 13. The elasticity of the spring telescopic rod 13 prevents the marking pen 12 from being broken. When the universal wheel 10 drives the detection frame 1 and the detector 2 to move and detect When the detection frame 1 drives the spring telescopic rod 13, the installation sleeve 11 and the marker pen 12 to move together, the marker pen 12 will mark the position where the wall has been detected, so that the staff can clearly know which parts of the wall are on the wall. The position has been detected, so that the staff can not repeatedly detect the detected wall position, which is beneficial to reduce operation errors and avoid useless detection.

As shown in FIGS. 1 , 2 and 3 , in this embodiment, the marking assembly includes a spring telescopic rod 13 , a mounting sleeve 11 , a marking pen 12 and an arc-shaped bump 14 , and the spring telescopic rod 13 is fixed on the detection The lower end of the frame 1 corresponds to the left and right sides of the laser indicator light 8, the mounting sleeve 11 is welded to the lower end of the spring telescopic rod 13, the marking pen 12 is inserted into the mounting sleeve 11 upward, and the arc-shaped Two convex blocks 14 are provided in total and are respectively connected to both ends of the inner wall of the mounting sleeve 11 , and the two arc-shaped convex blocks 14 are respectively clamped at both ends of the marking pen 12 ;

Further, when the marking pen 12 fails, since the marking pen 12 is clamped in the mounting sleeve 11 by the arc-shaped protrusions 14, the old marking pen 12 is pulled out from the mounting sleeve 11, and the arc-shaped protrusions 14 are set. Then insert the new marker pen 12 into the mounting sleeve 11, the marker pen 12 will squeeze the arc-shaped bumps 14 made of elastic rubber, and the arc-shaped bumps 14 will hold the position located in the mounting sleeve through the resilience force. The marking pen 12 in the mounting sleeve 11 can be avoided to prevent the marking pen 12 from falling out of the mounting sleeve 11 , so that it is convenient to replace the marking pen 12 with a new marking pen 12 for use in the mounting sleeve 11 .

All the technical features in this embodiment can be freely combined according to actual needs.

The above-mentioned embodiment is the preferred implementation scheme of the present invention. In addition, other implementations are also included. Any obvious replacement without departing from the concept of the technical solution is within the protection scope of the present invention.

Claims (6)

1. The utility model provides a structural concrete reinforcing bar protective layer thickness detector, includes testing frame (1) and detector (2), detector (2) are fixed in testing frame (1) lower extreme middle part, its characterized in that:

the lower end of the detector (2) is provided with a detection probe (15), two guide rods (5) are fixed on the inner side of the upper end of the detection frame (1), a lifting plate (4) is sleeved on the periphery of the two guide rods (5), and a support assembly is arranged at the lower end of the lifting plate (4);

a positioning component is arranged on the left side of the detection frame (1);

and a marking assembly is arranged on the left side of the lower end of the detection frame (1).

2. The structural concrete reinforcing bar protective layer thickness detector of claim 1, wherein: and a handle (6) is welded between the upper ends of the two guide rods (5), and a sponge sleeve is sleeved on the periphery of the handle (6).

3. The structural concrete reinforcing bar protective layer thickness detector of claim 2, wherein: the supporting component comprises L-shaped supporting rods (9), universal wheels (10) and electric telescopic shafts (3), wherein the L-shaped supporting rods (9) are provided with four supporting rods and are fixed in four corners of the lower end of the lifting plate (4) one by one, the L-shaped supporting rods (9) are all penetrated out in a downward sliding mode and are arranged below the detection frame (1), the universal wheels (10) are provided with four supporting rods and are connected to the four supporting rods in a rotating mode one by one, the outer sides of the lower ends of the L-shaped supporting rods (9), and the electric telescopic shafts (3) are connected to the lifting plate (4) and the detection frame (1).

4. The structural concrete reinforcing bar protective layer thickness detector of claim 1, wherein: locating component includes damping pivot (7) and laser indicator (8), damping pivot (7) rotate connect in test rack (1) left end middle part, laser indicator (8) meet in damping pivot (7) outer end.

5. The instrument of claim 4, wherein: the marking assembly comprises a spring telescopic rod (13), a mounting sleeve (11), a marking pen (12) and an arc-shaped convex block (14), the spring telescopic rod (13) is fixed at the lower end of the detection frame (1) and corresponds to the laser indicator lamp (8) in a left-right mode, and the mounting sleeve (11) is welded at the lower end of the spring telescopic rod (13).

6. The instrument of claim 5, wherein: the marking pen (12) is upwards inserted into the installation sleeve (11), the two arc-shaped convex blocks (14) are arranged in a whole and are respectively connected to the two ends of the inner wall of the installation sleeve (11), and the two arc-shaped convex blocks (14) are respectively clamped at the two ends of the marking pen (12).

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