CN211147531U - Multifunctional device for detecting rough depth of prefabricated part and height of truss steel bar - Google Patents
Multifunctional device for detecting rough depth of prefabricated part and height of truss steel bar Download PDFInfo
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- CN211147531U CN211147531U CN201922433693.4U CN201922433693U CN211147531U CN 211147531 U CN211147531 U CN 211147531U CN 201922433693 U CN201922433693 U CN 201922433693U CN 211147531 U CN211147531 U CN 211147531U
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Abstract
The utility model discloses a multifunctional device for detecting the rough depth of a prefabricated part and the height of a truss steel bar, which comprises a ruler frame, a ruler body and a digital display vernier, wherein the ruler body is movably arranged in a C-shaped guide groove of the ruler frame, and the digital display vernier is fixedly arranged on the ruler frame; the ruler frames on two sides of the digital display vernier are arranged into a depth measurement area and a height measurement area, a limiting plate is arranged on the ruler frame in the depth measurement area, a depth measurement base plane is arranged at the end part, located in the depth measurement area, of the ruler frame, a height measurement base plane is arranged at the end part, located in the height measurement area, of the ruler frame, and an avoidance groove is further formed in the bottom of the height measurement area, corresponding to the C-shaped guide groove; the end part of the ruler body in the depth measuring area is provided with a measuring needle, the end part of the ruler body in the height measuring area is provided with a steel bar contact part, and the surface of the ruler body is provided with a limit groove matched with the limit plate for positioning the datum 0 point. The utility model discloses can detect coarse degree of depth and truss reinforcing bar height simultaneously, measurement accuracy is high, and is effective reliable.
Description
Technical Field
The utility model relates to a prefabricated component quality control prepares technical field, concretely relates to detect rough degree of depth of prefabricated component and truss reinforcement height's multi-functional device.
Background
The laminated floor slab is a category of prefabricated components in an assembly type building, the laminated floor slab is an integral floor slab formed by laminating prefabricated slabs and cast-in-place reinforced concrete, the prefabricated slabs are produced in a factory and are installed in a structure after being carried to a construction site, and finally, reinforcing steel meshes are arranged on the joint surfaces of the prefabricated slabs and the concrete is cast in place, and the whole floor slab is formed by combining new concrete and old concrete, so that the rough depth of the joint surfaces of the prefabricated slabs is a key for ensuring the joint quality, and the damage form of the laminated slab is bending damage without shearing damage along the laminated surface;
the steel bar truss arranged on the prefabricated slab mainly has the following functions: the steel reinforcement plate has the advantages of improving the rigidity of a floor slab, increasing the shearing of a superposed surface, serving as a construction stirrup, serving as a hoisting hook, serving as an indirect lapping auxiliary steel bar of a bidirectional plate steel bar and the like. The method has the most important function of being used as a construction stirrup which is the key for ensuring the thickness of a protective layer of the steel bar of a cast-in-place layer; therefore, the height of the truss reinforcement must meet design requirements;
in DGJ32-J184-2016, the inspection is required to control the depth index of the rough surface of the laminated floor slab and the dimensional deviation of the height of the truss steel bars, which are clearly specified.
At present, the rough depth is generally measured by a depth measuring ruler and can basically meet the requirement, while the height of the truss steel bar is generally measured by directly using a straight steel bar to abut against one side of the straight steel bar for visual reading, because the section of the steel bar is circular, the position scale of a tangent line on the upper surface of the steel bar on the straight steel bar is difficult to read by naked eyes, and the error can reach +/-3 mm; because the specification requirement is strict, the error may cause the result qualification judgment to be wrong, and the influence is great; therefore, a special truss steel bar height measuring device needs to be developed; in addition, in order to make the tools carried by the quality testing personnel as few as possible and light as possible, the two functions can be integrated.
Therefore, it is highly desirable to develop a multifunctional device for detecting the rough depth of the prefabricated part and the height of the truss steel bar.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a detect rough degree of depth of prefabricated component and truss reinforcement height's multi-functional device, can detect rough degree of depth and truss reinforcement height simultaneously, measurement accuracy is high, and is effective reliable.
In order to solve the technical problem, the utility model provides a multifunctional device for detecting the rough depth of a prefabricated part and the height of a truss steel bar, which comprises a ruler frame, a ruler body and a digital display vernier, wherein the digital display vernier is fixedly arranged on the ruler frame;
the ruler frame is provided with a C-shaped guide groove, the ruler frames on two sides of the digital display vernier are respectively arranged into a depth measurement area and a height measurement area, a limiting plate is arranged on the ruler frame in the depth measurement area, a limiting convex part is arranged on the surface of the limiting plate, which is positioned on one side of the C-shaped guide groove, the end part of the ruler frame, which is positioned in the depth measurement area, is provided with a depth measurement base plane, the end part of the ruler frame, which is positioned in the height measurement area, is provided with a height measurement base plane, and the height measurement area is further provided with an avoidance groove corresponding to;
the ruler body is arranged in the C-shaped guide groove and moves along the guide direction, a measuring needle is arranged at the end part of the ruler body located in the depth measuring area, a steel bar contact part is arranged at the end part of the ruler body located in the height measuring area, a limiting groove is arranged on the surface of the ruler body, a first limiting stop is arranged at the end part of the limiting groove located in the depth measuring area, a second limiting stop is arranged at the end part of the limiting groove located in the height measuring area, a limiting convex part is arranged in the limiting groove, the limiting convex part is matched with the first limiting stop to limit the position of the ruler body moving towards the height measuring area, and the second limiting stop is matched with one side edge of the digital display vernier to limit the position of the ruler body moving towards the depth measuring area;
when the limiting convex part is matched with the first limiting gear for limiting, the end part of the measuring pin is flush with the depth measuring base surface, and the contact part of the steel bar is flush with the height measuring base surface;
and the digital display vernier is matched with the ruler body to measure the moving size.
Furthermore, the contact part of the steel bar is in a concave arc shape, and the concave bottom of the concave arc shape is flush with the height measurement base plane.
Furthermore, one side surface of the second limiting stopper is tangent to the concave bottom of the concave arc and is parallel to the height measurement base surface.
Furthermore, the end part of the measuring needle is spherical.
Furthermore, a baffle is fixedly arranged on the upper cover of the C-shaped guide groove of the depth measuring area.
Further, the length of the measuring needle is more than or equal to 15 mm.
Furthermore, a position fixing knob is further arranged on the ruler frame.
Furthermore, the second limit stop is locked on the ruler body through a screw.
The utility model has the advantages that:
1. the device has realized not having specialized tool and the big problem of measuring error at present to the accurate measurement of superimposed sheet truss reinforcing bar height.
2. The device has integrated the function of coarse degree of depth measurement on realizing truss reinforcing bar height measurement's basis, and the structure is simple and easy, ingenious, and a chi is dual-purpose, and convenient to carry and measurement accuracy are high.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the assembly of the ruler frame and the digital display vernier of the present invention;
FIG. 3 is a schematic view of the blade structure of the present invention;
fig. 4 is a schematic view of the limit convex part of the present invention cooperating with the first limit stop;
FIG. 5 is a schematic diagram of the cooperation of the components of the present invention during zeroing before testing;
FIG. 6 is a schematic view of the present invention during depth measurement;
fig. 7 is a schematic view of the present invention during height measurement.
Detailed Description
The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
Referring to fig. 1 to 4, the utility model discloses a detect rough degree of depth of prefabricated component and truss reinforcement height's multi-functional device's an embodiment, including chi frame 1, blade 2 and digital display vernier 3, digital display vernier fixed mounting is provided with C type guide way 4 on the chi frame, and the blade setting is in C type guide way and is removed along the direction of direction, and digital display vernier and blade cooperation measurement move the size.
Specifically, the ruler frames on two sides of the digital display vernier are respectively arranged into a depth measurement area 5 and a height measurement area 6 which are used for depth measurement and height measurement, a depth measurement base surface 9 is arranged at the end part of the ruler frame located in the depth measurement area, a height measurement base surface 10 is arranged at the end part of the ruler frame located in the height measurement area, and the height measurement base surface and the depth measurement base surface are used as initial positions and are attached and abutted with the surface of the prefabricated slab to serve as a measurement basis; an avoidance groove 11 is further formed in the height measurement area corresponding to the groove bottom of the C-shaped guide groove, truss reinforcing steel bars are avoided in the height measurement process, the ruler frame in the height measurement area is divided into two supporting leg structures, perpendicularity is guaranteed in the measurement process, and measurement accuracy is improved;
the end part of the ruler body in the depth measuring area is provided with a measuring needle 12 which is convenient to extend into a narrow space, the end part of the measuring needle is spherical, the detection precision is improved, particularly, in a groove 19 formed by galling, the end part of the ruler body in the height measuring area is provided with a steel bar contact part 13 which is in contact with a truss steel bar 20 to form a detection end point in the measuring process;
wherein, the height measuring basal plane and the depth measuring basal plane can be calibrated and reset to zero only when being positioned on the same plane with the end part of the measuring needle and the end part of the steel bar contact part, therefore, a limit plate 7 is arranged on the ruler frame of the depth measuring area, a limit convex part 8 is arranged on the surface of one side of the limit plate positioned on the C-shaped guide groove, a limit groove 14 is arranged on the surface of the ruler body, a first limit gear 15 is arranged in the end part of the depth measuring area of the limit groove, the limit convex part is arranged in the limit groove, the limit convex part is matched with the first limit gear to limit the position of the ruler body moving towards the height measuring area, when the limit convex part is matched with the first limit gear to limit (namely, the side surface of the limit convex part is contacted with the side surface corresponding to the first limit gear), the end part of the measuring needle is flush with the depth measuring basal plane, and the steel bar contact part is flush with the height measuring basal plane, thereby forming, the zero resetting requirement is met, and the zero clearing button on the digital display vernier is operated;
at the moment, the first limiting stop and the limiting convex part are matched to limit the ruler body to continuously move towards the height measurement area, the ruler body moves in the first direction of the ruler body for limiting, when only one side is limited, the ruler body moves in the other direction and is separated, therefore, the second limiting stop 16 is arranged in the end part, located in the height measurement area, of the limiting groove, the second limiting stop is matched with one side edge of the digital display vernier to limit the position, moving towards the depth measurement area, of the ruler body, and therefore the second direction movement limiting of the ruler body is achieved. The spacing of two directions has guaranteed that the blade can not drop from the chi frame.
The steel bar contact part can be set to be a plane which is flush with the height measurement base surface, and also can be set to be a concave arc shape.
Because the truss reinforcing steel bar is of a cylindrical structure, the measurement is carried out on the periphery, so that the contact can be stabilized, the measurement accuracy is ensured, one side surface of the second limiting gear is tangent to the concave arc-shaped bottom and is parallel to the height measurement base plane through the selection of the mounting position of the second limiting gear, the calibration can be assisted, and when the second limiting gear is parallel to the height measurement base plane, the concave arc-shaped bottom is parallel to the height measurement base plane, so that the calibration is realized.
And a baffle 17 is fixedly arranged on the upper cover of the C-shaped guide groove in the depth measuring area to protect the measuring needle. The length of the measuring needle is more than or equal to 15mm, and effective measuring stroke is guaranteed. And a position fixing knob 18 is also arranged on the ruler frame, and after the measuring position is in place, the position is locked through the fixing knob, so that the device can be moved, and the reading is convenient. The second limiting gear is locked on the ruler body through a screw, and the second limiting gear needs to protrude for a certain size, so that the manufacturing cost can be reduced by assembling, mounting and forming.
When the device is used, the zero-resetting operation is firstly carried out, the ruler body moves towards the height measurement area, when the ruler body cannot move and is limited, the zero-clearing button on the digital display vernier is operated, at the moment, the end part of the measuring needle and the depth measurement base plane are positioned on the same plane, and the steel bar contact part (also a line contacted with the steel bar) and the height measurement base plane are positioned on the same plane, which is shown in figure 5; after zero clearing, when the rough depth needs to be measured, the device is moved to the surface of the prefabricated plate, the depth measuring base surface is attached to the surface of the prefabricated plate, the measuring pin extends into the groove on the surface of the prefabricated plate and reaches the bottom of the groove, and then the numerical value, namely the depth value, can be read, as shown in fig. 6; when the installation height of the truss steel bars needs to be measured, the device is moved to the position above the truss steel bars, then the truss steel bars are forked through the avoidance grooves, and the truss steel bars are fixed in position, so that in the process of forking, the ruler body can be blocked by the truss steel bars to limit the position and cannot be continuously moved, the ruler frame continues to move, relative position change is generated, when the height measurement base surface of the ruler frame is in contact with the surface of the precast slab, operation is completed, the numerical value is read, and the numerical value is the height value, and the method is shown in figure 7.
The above embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (8)
1. A multifunctional device for detecting the rough depth of a prefabricated part and the height of a truss steel bar is characterized by comprising a ruler frame, a ruler body and a digital display vernier, wherein the digital display vernier is fixedly arranged on the ruler frame;
the ruler frame is provided with a C-shaped guide groove, the ruler frames on two sides of the digital display vernier are respectively arranged into a depth measurement area and a height measurement area, a limiting plate is arranged on the ruler frame in the depth measurement area, a limiting convex part is arranged on the surface of the limiting plate, which is positioned on one side of the C-shaped guide groove, the end part of the ruler frame, which is positioned in the depth measurement area, is provided with a depth measurement base plane, the end part of the ruler frame, which is positioned in the height measurement area, is provided with a height measurement base plane, and the height measurement area is further provided with an avoidance groove corresponding to;
the ruler body is arranged in the C-shaped guide groove and moves along the guide direction, a measuring needle is arranged at the end part of the ruler body located in the depth measuring area, a steel bar contact part is arranged at the end part of the ruler body located in the height measuring area, a limiting groove is arranged on the surface of the ruler body, a first limiting stop is arranged at the end part of the limiting groove located in the depth measuring area, a second limiting stop is arranged at the end part of the limiting groove located in the height measuring area, a limiting convex part is arranged in the limiting groove, the limiting convex part is matched with the first limiting stop to limit the position of the ruler body moving towards the height measuring area, and the second limiting stop is matched with one side edge of the digital display vernier to limit the position of the ruler body moving towards the depth measuring area;
when the limiting convex part is matched with the first limiting gear for limiting, the end part of the measuring pin is flush with the depth measuring base surface, and the contact part of the steel bar is flush with the height measuring base surface;
and the digital display vernier is matched with the ruler body to measure the moving size.
2. The multifunctional apparatus for detecting the roughness depth of a prefabricated part and the height of the steel bars of a truss according to claim 1, wherein the steel bar contact part is arranged in a concave arc shape, and the concave bottom of the concave arc shape is flush with the height measuring base plane.
3. The multifunctional device for detecting the roughness depth of the prefabricated part and the height of the truss steel bars as claimed in claim 2, wherein a side surface of the second limiting stopper is tangent to the concave bottom of the concave arc shape and is parallel to the height measurement base plane.
4. The multifunctional device for detecting the roughness depth of the prefabricated part and the height of the truss steel bars as claimed in claim 1, wherein the end of the measuring pin is arranged in a spherical shape.
5. The multifunctional device for detecting the roughness depth of the prefabricated part and the height of the truss steel bars as claimed in claim 1, wherein a baffle is fixed on the upper cover of the C-shaped guide groove of the depth measuring area.
6. The multifunctional device for detecting the roughness depth of the prefabricated part and the height of the truss steel bars as claimed in claim 1, wherein the length of the measuring needle is greater than or equal to 15 mm.
7. The multifunctional device for detecting the roughness depth of the prefabricated part and the height of the truss steel bars as claimed in claim 1, wherein a position fixing knob is further provided on the ruler frame.
8. The multifunctional device for detecting the roughness depth of the prefabricated part and the height of the truss steel bars as claimed in claim 1, wherein the second limit stop is locked on the ruler body by a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922433693.4U CN211147531U (en) | 2019-12-30 | 2019-12-30 | Multifunctional device for detecting rough depth of prefabricated part and height of truss steel bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922433693.4U CN211147531U (en) | 2019-12-30 | 2019-12-30 | Multifunctional device for detecting rough depth of prefabricated part and height of truss steel bar |
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| Publication Number | Publication Date |
|---|---|
| CN211147531U true CN211147531U (en) | 2020-07-31 |
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| CN201922433693.4U Active CN211147531U (en) | 2019-12-30 | 2019-12-30 | Multifunctional device for detecting rough depth of prefabricated part and height of truss steel bar |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115451779A (en) * | 2022-10-12 | 2022-12-09 | 沈阳飞机工业（集团）有限公司 | Tool for inspecting concave-convex amount of special rivet |
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2019
- 2019-12-30 CN CN201922433693.4U patent/CN211147531U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115451779A (en) * | 2022-10-12 | 2022-12-09 | 沈阳飞机工业（集团）有限公司 | Tool for inspecting concave-convex amount of special rivet |
| CN115451779B (en) * | 2022-10-12 | 2024-04-16 | 沈阳飞机工业（集团）有限公司 | Tool for checking concave-convex amount of special rivet |
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