CN113739671B - Elastic self-adaptive floor thickness detection device and construction method - Google Patents
Elastic self-adaptive floor thickness detection device and construction method Download PDFInfo
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- CN113739671B CN113739671B CN202111033273.2A CN202111033273A CN113739671B CN 113739671 B CN113739671 B CN 113739671B CN 202111033273 A CN202111033273 A CN 202111033273A CN 113739671 B CN113739671 B CN 113739671B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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Abstract
The invention discloses an elastic self-adaptive floor thickness detection device and a construction method, wherein the device comprises a main body part, a limit track groove is formed in the main body part, a lower limit part is arranged at the bottom of the main body part, a connecting rod is arranged at the bottom of the main body part, the bottom end of the connecting rod is connected with the lower limit part, a vertical spring is arranged on the connecting rod, the vertical spring and the connecting rod are both positioned in the limit track groove, the lower end of the vertical spring is fixedly connected with the connecting rod, an upper limit part is arranged at the upper end of the vertical spring, a paying-off hole is formed in a floor, and the upper limit part and the lower limit part are suitable for measuring the hole depth of the paying-off hole of the floor; the main body piece is marked with a vertical measuring range which is suitable for corresponding to the position of the upper limiting piece; the upper part and the lower part of the main body part are respectively provided with an angle detection part and a length measurement part, the angle detection parts are suitable for detecting the angle of a to-be-measured point on the floor slab, and the length measurement parts are suitable for measuring the length of the to-be-measured point on the floor slab; the invention solves the problems of inconvenient detection method and high cost in the prior art.
Description
Technical Field
The invention belongs to the field of building quality detection, and particularly relates to an elastic self-adaptive floor thickness detection device and a construction method.
Background
Construction after the main body concrete structure plate is poured, checking and accepting the section size of the floor slab according to GB50204-2015 'concrete structure engineering construction quality checking and accepting specification', wherein the allowable deviation of the appearance section size of the floor slab of the main body structure is related, and the specific allowable deviation parameter is (+ 8, -5) mm. The control of the cross section size has important significance on the appearance quality of the concrete and the concrete consumption for later operation settlement.
In the traditional construction, a steel tape is generally used for measuring the section size of the cast-in-situ floor by using each floor paying-off hole, namely, the average value of detection data is obtained through multiple measurements. The defect of special tools in the process leads to the fact that a detector needs to position the structural dimension of the floor slab by using fingertips as reference lines, and cumbersome procedures are added to the detection process. In the traditional construction, a rigid detection ruler is usually held in a hand, a 0-score line part metal hook is used for extending to the bottom of a pay-off hole part, the section size of the pay-off hole is observed by naked eyes, the thickness of a cast-in-situ structure plate surface is counted as the basis of the later operation amount, the detection tool is lack of specificity in the whole detection process, the detection process of data is complicated, and the accuracy of the data has the influence of artificial factors;
secondly, pay-off holes are mostly single on the floor, if the core machine is used for sampling and drilling, the integral structure of the floor can be destroyed, later repair is difficult, the floor thickness detector is used for detecting, and the cost is too high.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the problems of inconvenient detection method and high cost in the prior art are solved.
In order to solve the technical problems, the inventor obtains the technical scheme of the invention through practice and summary, the invention discloses an elastic self-adaptive floor thickness detection device, which comprises a main body part, wherein a limit track groove is formed in the main body part, a lower limit part is arranged at the bottom of the main body part, a connecting rod is arranged at the bottom of the main body part, the bottom end of the connecting rod is connected with the lower limit part, a vertical spring is arranged on the connecting rod, the vertical spring and the connecting rod are both positioned in the limit track groove, the lower end of the vertical spring is fixedly connected with the connecting rod, an upper limit part is arranged at the upper end of the vertical spring, a paying-off hole is formed in a floor slab, and the upper limit part and the lower limit part are suitable for measuring the hole depth of the paying-off hole of the floor slab;
the main body piece is marked with a vertical measuring range, and the vertical measuring range is suitable for corresponding to the position of the upper limiting piece;
the angle detection piece and the length measurement piece are installed on the upper portion and the lower portion of the main body piece, the angle detection piece is suitable for detecting the angle of a point to be detected on the floor, and the length measurement piece is suitable for measuring the length of the point to be detected on the floor.
Further, the mounting frame is fixedly arranged at the lower end of the main body part, the transverse spring is arranged in the mounting frame, one end of the transverse spring is fixedly connected with the inner wall of the mounting frame, the other end of the transverse spring is provided with the lower limiting part, and the bottom of the connecting rod is suitable for extruding the lower limiting part and enabling the lower limiting part to move transversely.
Further, the lower limiting piece comprises a pulley frame, a pulley is arranged on the pulley frame, one side, opposite to the mounting frame, of the pulley frame is fixedly connected with the transverse spring, the pulley rolls on the pulley frame, and the main body piece is suitable for being attached to extend downwards along the wall of the paying-off hole through the pulley;
the pulley frame is provided with an oblique angle at one side opposite to the mounting frame, and the connecting rod moves downwards and is suitable for abutting the pulley frame;
limiting blocks are arranged on two sides of the pulley frame, the distance between the two groups of limiting blocks is not smaller than the distance between the inner walls of the mounting frame, and the limiting blocks are suitable for limiting the pulley to be located outside the mounting frame.
Further, go up the locating part and include the limiting plate, the limiting plate cup joints on the main part spare and the centre is located spacing track inslot and vertical spring fixed connection, the spread groove has been seted up to one side that the main part spare was facing away from spacing track groove, be suitable for on the limiting plate and set up the locating hole and fix in the spread groove through the mounting bolt.
Further, the angle detection piece includes angle scale and lower angle scale, both ends are provided with the connector respectively about the main part piece, two sets of install the annular frame respectively on the connector, be suitable for respectively on the annular frame and install angle scale or lower angle scale, two sets of all install the tape measure frame on the annular frame one side of backing to the floor, tape measure frame and annular frame fixed connection, the open end has been seted up on the tape measure frame, be provided with the tape measure in the tape measure frame, the fixed column is installed to the overhanging end of tape measure, fixed column and tape measure fixed connection, the fixed column is suitable for fixing at the check point.
Further, vertical hole has been seted up to one side of the relative floor of fixed column, install downcast in the vertical hole, the external screw thread has been seted up to downcast upper end, the internal screw thread has been seted up in the vertical hole, downcast is suitable for stretching out and drawing back from top to bottom in the vertical hole, the bottom of downcast is provided with the disc, one side of the relative floor of disc is provided with the adhesive linkage, the adhesive linkage can be dismantled with the disc and be connected, the adhesive linkage is suitable for fixing the disc on the floor, the sign has the adjustment range on the downcast, the adjustment range is suitable for showing the travel distance of the relative floor of downcast.
Further, a middle position block is arranged on the tape, the middle position block is slidably arranged on the tape and slides on the tape, a middle position line is marked on the middle position block, a laser is arranged in the middle of the tape frame, and the output end of the laser is suitable for emitting laser to irradiate on the middle position line to detect the levelness of the tape.
A construction method of an elastic self-adaptive floor thickness detection device comprises the following steps:
step one, cleaning the holes
Cleaning the inner wall of the paying-off hole, removing chiseling, polishing the inner wall of the paying-off hole to a smooth state, and ensuring that the paying-off hole is in a vertical state;
step two, a pulley on the main body piece is downwards extruded along the inner wall of the paying-off hole, a limiting plate is extruded downwards, so that a pressed connecting rod downwards extrudes a pulley frame, the pulley frame is clamped at the lower end of the paying-off hole, the limiting plate is clamped at the upper end of the paying-off hole, a bolt on a connecting groove is locked, the paying-off hole is clamped, and the hole depth of an actual paying-off hole is obtained according to a vertical range;
step three, determining an actual detection point on the upper layer of the floor slab, rotating the main body part to the direction of the detection point, moving the fixed column to the detection point, connecting the fixed column with the tape measure frame through the tape measure, and fixing the bottom end of the fixed column on the floor slab in a downward extending manner to obtain an extension distance a of the actual fixed column on the upper layer;
step four, opening the laser irradiation middle position block by sliding the middle position block, and adjusting a downward extending piece under the fixed column to ensure that the actual middle position line is positioned on the ray of the laser;
fifthly, recording the direction and length of an actual detection point, and recording the direction and length as a polar coordinate X;
step six, an operator goes to the lower end of the floor slab, is positioned at the lower end of the main body part through an auxiliary tool, obtains the position point of the actual detection point at the lower end of the floor slab according to the polar coordinate X of the detection point, and adjusts the corresponding lower side fixing column through the lower end of the main body part to obtain the adjustment height of the actual lower side fixing column, thereby obtaining the extension distance b of the lower side fixing column;
and step seven, measuring the distance from the actual two tape measures to the paying-off hole, so as to calculate the floor height at the actual detection point.
Compared with the prior art, the invention can obtain the following technical effects:
firstly, aiming at the existing manual tape measure with larger measuring error, the invention performs fine adjustment on the distance by limiting the fixed columns on the two parallel tape measures, and then obtains the distance to be adjusted on the actual surface intuitively by measuring by removing the hole depth of the fixed paying-off hole;
secondly, unlike the existing floor thickness detector, the invention has simple structure and low cost; secondly, the invention does not need two persons to work on the upper surface and the lower surface of the floor slab at the same time for ranging, the invention is fixed on the connecting groove through the limiting plate, realizes fixation, obtains the hole depth of an actual paying-off hole through the vertical measuring range on the limiting plate, then moves downwards to the surface of the floor slab through the actual downward extending piece, ensures the median line, and the upper and lower angle scales are suitable for recording the actual angle direction, obtain the actual polar coordinates when the distance is added, and have the same upper and lower polar coordinates, thereby obtaining the upper and lower positions of the detection point on the floor slab, ensuring the levelness after ensuring the median line, and also obtaining the actual data of the upper and lower surfaces of the actual floor slab.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to those skilled in the art that other drawings can be obtained according to these drawings without inventive effort.
FIG. 1 is a schematic illustration of the working section of the device of the present invention;
fig. 2 is an enlarged view of a portion a of fig. 1;
fig. 3 is an enlarged view of a portion B of fig. 1;
fig. 4 is an enlarged view of a portion C of fig. 1;
FIG. 5 is a schematic view of the structure of the device body member;
FIG. 6 is a block diagram of a device mount;
fig. 7 is a schematic view of the working structure of the tape measure holder.
In the figure: 1. a body member; 2. a connecting rod; 3. a vertical spring; 4. a limit track groove; 5. paying-off holes; 6. a mounting frame; 7. a transverse spring; 8. a pulley frame; 9. a pulley; 10. a limiting block; 11. a limiting plate; 12. a connecting groove; 13. a bolt; 14. an upper angle dial; 15. a lower angle dial; 16. an annular frame; 17. a tape measure frame; 18. a tape measure; 19. fixing the column; 20. a downward extending member; 21. a disc; 22. an adhesive layer; 23. a medium block; 24. a median line; 25. a laser.
Detailed Description
The present invention will be described in further detail with reference to the following examples in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The principles of the invention will be further described with reference to the drawings and specific examples.
Example 1
As shown in figure 1, which is an embodiment of the invention, the elastic self-adaptive floor thickness detection device comprises a main body part 1, wherein a limit track groove 4 is formed in the main body part 1, a lower limit part is arranged at the bottom of the main body part 1, a connecting rod 2 is arranged at the bottom of the main body part 1, the bottom end of the connecting rod 2 is connected with the lower limit part, a vertical spring 3 is arranged on the connecting rod 2, the vertical spring 3 and the connecting rod 2 are both positioned in the limit track groove 4, the lower end of the vertical spring 3 is fixedly connected with the connecting rod 2, an upper limit part is arranged at the upper end of the vertical spring 3, a paying-off hole 5 is formed in a floor slab, and the upper limit part and the lower limit part are suitable for measuring the hole depth of the paying-off hole 5 of the floor slab;
the main body part 1 is marked with a vertical measuring range which is suitable for the position corresponding to the upper limiting part;
the upper and lower of the main body part 1 are provided with an angle detection part and a length measurement part, the angle detection part is suitable for detecting the angle of a point to be detected on the floor, and the length measurement part is suitable for measuring the length of the point to be detected on the floor.
The mounting bracket 6 is fixedly arranged at the lower end of the main body part 1, the transverse spring 7 is arranged in the mounting bracket 6, one end of the transverse spring 7 is fixedly connected with the inner wall of the mounting bracket 6, the other end of the transverse spring 7 is provided with the lower limiting part, and the bottom of the connecting rod 2 is suitable for extruding the lower limiting part and enabling the lower limiting part to move transversely.
In order to stably and conveniently slide into the paying-off hole 5, the lower limiting piece comprises a pulley frame 8, a pulley 9 is arranged on the pulley frame 8, one side of the pulley frame 8, which is opposite to the mounting frame 6, is fixedly connected with a transverse spring 7, the pulley 9 rolls on the pulley frame 8, and the main body piece 1 is suitable for being attached and extends downwards along the wall of the paying-off hole 5 through the pulley 9;
the pulley yoke 8 is provided with an oblique angle relative to one side of the mounting frame 6, the connecting rod 2 moves downwards to be suitable for abutting the pulley yoke 8, the connecting rod 2 is inserted into the mounting frame 6 along the oblique angle, the transverse spring 7 extends to extend the pulley yoke 8, and the rear vertical spring 3 returns upwards to the position of the connecting rod 2 on the mounting frame 6;
limiting blocks 10 are arranged on two sides of the pulley frame 8, the distance between the two groups of limiting blocks 10 is not smaller than the distance between the inner walls of the mounting frame 6, namely, the limiting blocks 10 enable the pulley frame 8 to be incapable of being completely clamped into the mounting frame 6, the extending effect of the actual pulley frame 8 is guaranteed, and the limiting blocks 10 are suitable for limiting the pulley 9 to be located outside the mounting frame 6.
The upper limiting part comprises a limiting plate 11, the limiting plate 11 is sleeved on the main body part 1 and is positioned in the middle of the limiting plate in the limiting track groove 4 and fixedly connected with the vertical spring 3, a connecting groove 12 is formed in one side, opposite to the limiting track groove 4, of the main body part 1, the limiting plate 11 is suitable for being provided with a positioning hole and is fixed in the connecting groove 12 through a mounting bolt 13, and the limiting plate 11 is guaranteed to be actually mounted in the paying-off hole 5.
The angle detection piece includes angle scale 14 and lower angle scale 15, the main part piece 1 upper and lower both ends are provided with the connector respectively, install annular frame 16 respectively on two sets of connectors, be suitable for respectively on the annular frame 16 and install angle scale 14 or lower angle scale 15, all install tape measure frame 17 on the side that two sets of annular frames 16 are facing away from the floor, tape measure frame 17 and annular frame 16 fixed connection have offered the open end on the tape measure frame 17, be provided with tape measure 18 in the tape measure frame 17, the fixed column 19 is installed to the overhanging end of tape measure 18, fixed column 19 and tape measure 18 fixed connection, fixed column 19 is suitable for fixing at the check point.
The vertical hole has been seted up to one side of fixed column 19 relative floor, vertical downthehole downcast 20 of installing, the external screw thread has been seted up to downcast 20 upper end, the internal screw thread has been seted up in the vertical hole, downcast 20 is suitable for stretching out and drawing back from top to bottom in the vertical downcast, the bottom of downcast 20 is provided with disc 21, one side of disc 21 relative floor is provided with adhesive linkage 22, adhesive linkage 22 and disc 21 can dismantle and be connected, adhesive linkage 22 is suitable for fixing disc 21 on the floor, the sign has the adjustment range on downcast 20, the adjustment range is suitable for showing the travel distance of downcast 20 relative floor.
The measuring tape 18 is provided with a middle block 23, the middle block 23 is slidably arranged on the measuring tape 18 and slides on the measuring tape 18, a middle line 24 is marked on the middle block 23, a laser 25 is arranged in the middle of the measuring tape frame 17, and the output end of the laser 25 is suitable for emitting laser to irradiate on the middle line 24 to detect the levelness of the measuring tape 18.
A construction method of an elastic self-adaptive floor thickness detection device comprises the following steps:
step one, cleaning the holes
Cleaning the inner wall of the paying-off hole 5, removing chiseling, polishing the inner wall of the paying-off hole 5 to a smooth state, and ensuring that the paying-off hole 5 is in a vertical state;
step two, the pulley 9 on the main body piece 1 is downwards along the inner wall of the paying-off hole 5, the limiting plate 11 is extruded downwards, the pressed connecting rod 2 downwards extrudes the pulley frame 8, the pulley frame 8 is clamped at the lower end of the paying-off hole 5, the limiting plate 11 is clamped at the upper end of the paying-off hole 5, the bolt 13 on the connecting groove 12 is locked, the paying-off hole 5 is clamped, and the hole depth of the actual paying-off hole 5 is obtained according to the vertical measuring range;
step three, determining the detection point of the upper layer of the actual floor, rotating the main body part 1 to the direction of the detection point, moving the fixed column 19 to the detection point, connecting the fixed column 19 with the tape measure frame 17 through the tape measure 18, and fixing the bottom end of the fixed column 19 on the floor in a downward extending way to obtain the extending distance a of the fixed column 19 of the actual floor;
step four, by sliding the middle position block 23, opening the laser 25 to irradiate the middle position block 23, and adjusting the downward extending piece 20 under the fixed column 19 to ensure that the actual middle position line 24 is positioned on the ray of the laser 25;
fifthly, recording the direction and length of an actual detection point, and recording the direction and length as a polar coordinate X;
step six, an operator goes to the lower end of the floor slab, locates at the lower end of the main body part 1 through the auxiliary tool, according to the polar coordinate X of the detection point, obtains the position point of the lower end that the actual detection point locates at the floor slab, adjusts the corresponding lower side fixed column 19 through the lower end of the main body part 1, obtains the adjustment height of the actual lower side fixed column 19, thus obtain the extension distance b of the lower side fixed column 19;
and step seven, measuring the distance from the actual two tape measures 18 to the paying-off hole 5, so as to calculate the floor height at the actual detection point.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (1)
1. The construction method of the elastic self-adaptive floor thickness detection device is characterized by comprising the following steps of:
step one, cleaning the holes
The floor slab is provided with a paying-off hole (5), the inner wall of the paying-off hole (5) is cleaned and the roughening is removed, the inner wall of the paying-off hole (5) is polished to a smooth state, and the paying-off hole (5) is ensured to be in a vertical state;
step two,
The elastic self-adaptive floor thickness detection device comprises a main body part (1), a limit track groove (4) is formed in the main body part (1), a lower limit part is arranged at the bottom of the main body part (1), a connecting rod (2) is arranged at the bottom of the main body part (1), the bottom end of the connecting rod (2) is connected with the lower limit part, a vertical spring (3) is arranged on the connecting rod (2), the vertical spring (3) and the connecting rod (2) are both positioned in the limit track groove (4), the lower end of the vertical spring (3) is fixedly connected with the connecting rod (2), an upper limit part is arranged at the upper end of the vertical spring (3), and the upper limit part and the lower limit part are suitable for measuring the hole depth of a floor paying-off hole (5);
the main body piece (1) is marked with a vertical measuring range, and the vertical measuring range is suitable for corresponding to the position of the upper limiting piece;
the upper part and the lower part of the main body part (1) are respectively provided with an angle detection part and a length measurement part, the angle detection parts are suitable for detecting the angle of a to-be-measured point on the floor slab, and the length measurement parts are suitable for measuring the length of the to-be-measured point on the floor slab;
the mounting rack (6) is fixedly arranged at the lower end of the main body piece (1), a transverse spring (7) is arranged in the mounting rack (6), one end of the transverse spring (7) is fixedly connected with the inner wall of the mounting rack (6), a lower limiting piece is arranged at the other end of the transverse spring (7), and the bottom of the connecting rod (2) is suitable for extruding the lower limiting piece and enabling the lower limiting piece to transversely move;
the lower limiting piece comprises a pulley frame (8), a pulley (9) is arranged on the pulley frame (8), one side, opposite to the mounting frame (6), of the pulley frame (8) is fixedly connected with a transverse spring (7), the pulley (9) rolls on the pulley frame (8), and the main body piece (1) is suitable for being attached to extend downwards along the wall of the paying-off hole (5) through the pulley (9);
the pulley frame (8) is provided with an oblique angle at one side opposite to the mounting frame (6), and the connecting rod (2) moves downwards and is suitable for abutting the pulley frame (8);
limiting blocks (10) are arranged on two sides of the pulley frame (8), the distance between the two groups of limiting blocks (10) is not smaller than the distance between the inner walls of the mounting frame (6), and the limiting blocks (10) are suitable for limiting the pulley (9) to be located outside the mounting frame (6);
the upper limiting piece comprises a limiting plate (11), the limiting plate (11) is sleeved on the main body piece (1) and is positioned in the middle of the limiting plate in the limiting track groove (4) to be fixedly connected with the vertical spring (3), a connecting groove (12) is formed in one side, opposite to the limiting track groove (4), of the main body piece (1), and the limiting plate (11) is suitable for being provided with a positioning hole and is fixed in the connecting groove (12) through a mounting bolt (13);
the pulley (9) on the main body part (1) is downwards along the inner wall of the paying-off hole (5), the limiting plate (11) is extruded downwards, the pressed connecting rod (2) downwards extrudes the pulley frame (8), the pulley frame (8) is clamped at the lower end of the paying-off hole (5), the limiting plate (11) is clamped at the upper end of the paying-off hole (5), the bolt (13) on the connecting groove (12) is locked, the clamping of the paying-off hole (5) is completed, and the hole depth of the actual paying-off hole (5) is obtained according to the vertical measuring range;
step three, angle detection spare includes angle scale (14) and lower angle scale (15), both ends are provided with the connector respectively about main part (1), two sets of respectively install annular frame (16) on the connector, be suitable for respectively installing angle scale (14) or lower angle scale (15) on annular frame (16), two sets of all install tape measure frame (17) on the side of annular frame (16) back to the floor, tape measure frame (17) and annular frame (16) fixed connection, open end has been seted up on tape measure frame (17), be provided with tape measure (18) in tape measure frame (17), fixed column (19) are installed to the overhanging end of tape measure (18), fixed column (19) and tape measure (18) fixed connection, fixed column (19) are suitable for fixing at the check point;
the fixing column (19) is provided with a vertical hole on one side opposite to the floor slab, a downward extending piece (20) is arranged in the vertical hole, an external thread is arranged at the upper end of the downward extending piece (20), an internal thread is arranged in the vertical hole, the downward extending piece (20) is suitable for stretching up and down in the vertical hole, a disc (21) is arranged at the bottom end of the downward extending piece (20), an adhesive layer (22) is arranged on one side opposite to the floor slab, the adhesive layer (22) is detachably connected with the disc (21), the adhesive layer (22) is suitable for fixing the disc (21) on the floor slab, an adjusting range is marked on the downward extending piece (20), and the adjusting range is suitable for displaying the moving distance of the downward extending piece (20) relative to the floor slab;
the measuring tape is characterized in that a middle block (23) is arranged on the measuring tape (18), the middle block (23) is slidably arranged on the measuring tape (18) and slides on the measuring tape (18), a middle line (24) is marked on the middle block (23), a laser (25) is arranged in the middle of the measuring tape frame (17), and the output end of the laser (25) is suitable for emitting laser to irradiate on the middle line (24) to detect the levelness of the measuring tape (18);
determining an actual detection point of the upper layer of the floor, rotating the main body part (1) to the direction of the detection point, moving the fixed column (19) to the detection point, connecting the fixed column (19) with the tape measure frame (17) through the tape measure (18), and fixing the bottom end of the fixed column (19) on the floor in a downward extending manner to obtain an extending distance a of the actual fixed column (19) of the floor;
step four, opening the laser (25) to irradiate the middle position block (23) by sliding the middle position block (23), and adjusting the downward extending piece (20) under the fixed column (19) to ensure that the actual middle position line (24) is positioned on the rays of the laser (25);
fifthly, recording the direction and length of an actual detection point, and recording the direction and length as a polar coordinate X;
step six, an operator goes to the lower end of the floor slab, locates at the lower end of the main body (1) through the auxiliary tool, obtains the position point of the lower end of the floor slab where the actual detection point is located according to the polar coordinate X of the detection point, and adjusts the corresponding lower side fixed column (19) through the lower end of the main body (1), and obtains the adjustment height of the actual lower side fixed column (19), thereby obtaining the extension distance b of the lower side fixed column (19);
and seventhly, measuring the distances from the actual two measuring tapes (18) to the paying-off hole (5), so as to calculate the floor height at the actual detection point.
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| CN202111033273.2A CN113739671B (en) | 2021-09-03 | 2021-09-03 | Elastic self-adaptive floor thickness detection device and construction method |
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| CN114608433B (en) * | 2022-03-25 | 2023-08-29 | 中国建筑第五工程局有限公司 | Assembled concrete superimposed sheet thickness detection device |
| CN118328814B (en) * | 2024-06-13 | 2024-08-09 | 西安欧亚学院 | Intelligent construction site construction measuring device |
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| GB872464A (en) * | 1957-08-14 | 1961-07-12 | United States Steel Corp | Apparatus for measuring the thickness of a coating on a base material |
| US3619070A (en) * | 1967-05-05 | 1971-11-09 | Centre Nat Rech Metall | Method and apparatus for measuring thickness |
| GB1436018A (en) * | 1973-02-02 | 1976-05-19 | Schnerb J | Draughting device |
| JP2007147467A (en) * | 2005-11-29 | 2007-06-14 | Sanki Eng Co Ltd | Beam sleeve height inspection system |
| CN111174663A (en) * | 2018-11-10 | 2020-05-19 | 西安优必惠电子科技有限公司 | Novel floor thickness detector |
| JP6620284B1 (en) * | 2019-04-30 | 2019-12-18 | 東営奇好日用品有限公司 | Compass that can measure angle automatically |
| CN110174036A (en) * | 2019-05-23 | 2019-08-27 | 广东蕉岭建筑工程集团有限公司 | A kind of slab thickness measuring appliance |
| CN111637817A (en) * | 2020-06-24 | 2020-09-08 | 中信戴卡股份有限公司 | Wheel valve hole testing fixture |
| CN111637818A (en) * | 2020-06-29 | 2020-09-08 | 中核华辰建筑工程有限公司 | Plate thickness measurer |
| CN213657720U (en) * | 2020-12-24 | 2021-07-09 | 刘燕峰 | Floor thickness detection device for construction |
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