CN212871039U - T roof beam reinforcing bar protective layer thickness detects instrument - Google Patents
T roof beam reinforcing bar protective layer thickness detects instrument Download PDFInfo
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- CN212871039U CN212871039U CN202022144603.2U CN202022144603U CN212871039U CN 212871039 U CN212871039 U CN 212871039U CN 202022144603 U CN202022144603 U CN 202022144603U CN 212871039 U CN212871039 U CN 212871039U
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Abstract
The application relates to a thickness detection tool for a T-beam steel bar protection layer, which relates to the technical field of T-beam production and processing, and comprises a first positioning plate, a second positioning plate and a third positioning plate, wherein the first positioning plate is arranged at one end of a side template, and a first through hole is formed in the first positioning plate; the second positioning plate is arranged opposite to the first positioning plate and is used for being arranged at the other end of the side template; the guide rope is connected between the first positioning plate and the second positioning plate; the detection roller is radially provided with a second through hole, and the guide rope penetrates through the second through hole; and one end of the pull rope is connected with the detection roller, the other end of the pull rope penetrates through the first through hole, and when the pull rope is pulled, the detection roller can move along the guide rope. This application conveniently detects the thickness of protective layer, has improved the shaping precision of T roof beam.
Description
Technical Field
The application relates to the technical field of T roof beam production and processing, especially relates to a T roof beam reinforcing bar protective layer thickness detects instrument.
Background
The T-shaped beam is a beam with a T-shaped section, has the same bending strength as a beam with a rectangular section, can save concrete and reduce the self weight of a member, and is widely applied to building construction.
In the production and processing of the T-shaped beam, firstly, steel bars of a T-shaped beam body are bound on the support, after the steel bars are installed, T-shaped beam templates are installed on two side edges of the support, and finally concrete is poured between the templates. In order to prevent the steel bars from being exposed, a certain width needs to be reserved between the steel bars and the template to serve as a protective layer, the thickness of the protective layer is about 25mm generally, cushion blocks are fixed on two sides of a steel bar frame in the steel bar binding process, and the thickness of the protective layer is controlled through the thickness of the cushion blocks.
The inventor finds that the reinforcing steel bar is easy to deform in different degrees in the binding process, so that the cushion block is adopted to detect and control the thickness of the protective layer, large errors are easy to cause, and the forming precision is influenced.
Disclosure of Invention
In order to ensure that the protective layer is above appointed thickness range, improve the shaping precision, this application provides a T roof beam reinforcing bar protective layer thickness measuring instrument.
The application provides a T roof beam reinforcing bar protective layer thickness detects instrument adopts following technical scheme:
a T roof beam reinforcing bar protective layer thickness detects instrument includes:
the first positioning plate is arranged at one end of the side template and provided with a first through hole;
the second positioning plate is arranged opposite to the first positioning plate and is used for being arranged at the other end of the side template;
the guide rope is connected between the first positioning plate and the second positioning plate;
the detection roller is radially provided with a second through hole, and the guide rope penetrates through the second through hole; and
the stay cord, one end links to each other with detecting the roller, and the first through-hole is passed to the other end, and during the pulling stay cord, the detection roller can be followed the direction rope and moved.
By adopting the technical scheme, after the steel bar frame is bound and the side templates are erected, the T-beam steel bar protective layer thickness detection tool is put into the gap between the steel bar frame and the side templates, and during the specific operation, firstly, the first positioning plate and the second positioning plate are stretched to two sides, the detection roller is slid to one end of the guide rope close to the second positioning plate to ensure that the guide rope is in a tensioning state and is placed between the steel bar frame and the side template from top to bottom, at the moment, the first positioning plate and the second positioning plate are respectively positioned to be attached to the end faces of the two sides of the side template, finally the pull rope is pulled to control the detection roller to move along the guide rope, if the detection roller can move from one end of the side template to the other end, the protective layer passes through the whole gap, the thickness of the protective layer meets the requirement, if the detection roller is clamped at a certain position, the thickness of the protective layer at the position does not meet the standard, and the position of the side template needs to be finely adjusted. Whether the thickness of the protective layer reaches the standard or not is detected by moving the detection roller, so that each position of the protective layer can be effectively detected, a detection blind area is avoided, and the forming precision of a final product is improved.
Optionally, a plurality of groups of guide ropes are arranged between the first positioning plate and the second positioning plate side by side.
By adopting the technical scheme, the detection roller can not slide in the moving process and always moves linearly along a plane.
Optionally, a blind hole is formed in the surface of one side of the second positioning plate, the guide rope is fixedly connected with the bottom surface of the blind hole, two accommodating grooves are formed in the second positioning plate along a direction perpendicular to the axis of the blind hole, and the accommodating grooves are communicated with the blind hole;
the bottom of the accommodating groove is fixedly connected with springs respectively, one ends of the springs, far away from the bottom of the accommodating groove, are fixedly provided with clamping pieces, the clamping pieces are arranged in the accommodating groove in a sliding mode, and when the springs are in a natural extension state, the clamping pieces extend into the blind holes;
the side surface of the detection roller is fixedly provided with a positioning pipe, the inside of the positioning pipe is communicated with the second through hole, a limit groove is formed in the side surface of the positioning pipe along the circumferential direction of the positioning pipe, and when the positioning pipe extends into the blind hole, the clamping piece can be inserted into the limit groove.
Through adopting above-mentioned technical scheme, through the joint cooperation relation of registration arm and joint spare, the one end at the direction rope is fixed with the detection roller to the convenience before detecting, confirms its initial position, prevents when installing whole detection instrument, and the detection roller rocks on the direction rope.
Optionally, the cross-section of the clamping piece is arranged to be V-shaped, and the limiting groove is arranged to be a V-shaped groove matched with the clamping piece.
Through adopting above-mentioned technical scheme, the inner wall in V type groove is the inclined plane of symmetry, and the registration arm supports presses the in-process that the joint spare removed, and the pointed end of joint spare can paste the inner wall smooth movement of spacing groove, makes things convenient for the cooperation of joint spare and spacing groove.
Optionally, a positioning substrate is fixedly arranged on an end face of one side of the second positioning plate, and a bolt is connected to the positioning substrate in a threaded manner;
the axis of the bolt is parallel to the plane of the second positioning plate.
Through adopting above-mentioned technical scheme, first locating plate and second locating plate installation completion back, accessible rotating bolt, when the tip of bolt supported on the side surface of side form board, detection roller and side form board laminating. The purpose is in order to fix a position the detection roller, and when pulling the stay cord, the detection roller moves along the inner surface of side form, has improved detection accuracy.
Optionally, a hand wheel is arranged at the end of the bolt.
Through adopting above-mentioned technical scheme, the rotating bolt is more laborsaving and convenient.
Optionally, a snap ring is fixed at the end of the pull rope far away from the second positioning plate.
Through adopting above-mentioned technical scheme, the setting of snap ring can carry on spacingly to the stay cord, prevents that the stay cord from slipping in the first through-hole.
Optionally, the surface of the detection roller is coated with a wear-resistant layer.
Through adopting above-mentioned technical scheme, can effectively alleviate because of detection roller and side form board or reinforcing bar frame long-term wearing and tearing, cause the damage on detection roller surface, improve the life of detection roller.
In summary, the present application includes at least one of the following beneficial technical effects:
1. whether the thickness of the protective layer reaches the standard or not is detected by moving the detection roller, so that each position of the protective layer can be effectively detected, a detection blind area is avoided, and the forming precision of a final product is improved.
2. Through the cooperation of joint spare and registration arm, the convenience will detect the roller before detecting and fix the one end at the direction rope, confirms its initial position, prevents when installing whole detection instrument, and the detection roller rocks on the direction rope.
Drawings
Fig. 1 is a schematic structural view showing construction of a T-beam in the related art.
Fig. 2 is a schematic structural diagram of a T-beam steel bar protection layer thickness detection tool according to an embodiment of the present application.
Fig. 3 is a cross-sectional view of fig. 1.
Fig. 4 is a partially enlarged schematic view of a portion a in fig. 3.
In the figure, 1, a first positioning plate; 11. a first through hole; 2. a second positioning plate; 21. blind holes; 22. a containing groove; 23. a spring; 24. a clamping piece; 25. positioning the substrate; 26. a bolt; 27. a hand wheel; 3. a guide rope; 4. a detection roller; 41. a second through hole; 42. a positioning tube; 43. a limiting groove; 5. pulling a rope; 51. a snap ring; 601. a support steel plate; 602. a reinforcing steel bar frame; 603. an end template; 604. a sideform.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
In order to facilitate understanding of the solution of the present application, referring to fig. 1, a brief description will be first given of a construction process of a T-beam in the related art. During construction, firstly, the support steel plate 601 is placed at a designated position, then the steel bar frame 602 is bound on the support steel plate 601, the protective layer cushion blocks are sequentially bound on the surfaces of the two sides of the steel bar frame 602, the end templates 603 and the side templates 604 are fixed on the support steel plate 601, specifically, the side templates 604 are positioned on the two sides of the steel bar frame 602, the end templates 603 are positioned at the two ends of the steel bar frame 602, and finally, concrete is poured between the side templates 604 and the end templates 603.
By adopting the above method for construction, in the process of binding the reinforcing steel bar frame 602, part of the reinforcing steel bars are deformed by the binding force, so that the two side surfaces of the formed reinforcing steel bar frame 602 are uneven, and the cushion blocks are influenced by artificial operation factors and cannot deflect, and the above factors can cause that the ends, close to the side templates 604, of the bound cushion blocks are not in the same plane, so that the uneven phenomenon occurs, and part of the cushion blocks are invalid, thereby having obvious defects in the above process. And the process of lashing the spacer blocks also costs more labor and time.
Referring to fig. 2, 3 and 4, for a T-beam steel bar protection layer thickness detection tool disclosed in the embodiment of the present application, the T-beam steel bar protection layer thickness detection tool includes a first positioning plate 1, a second positioning plate 2, a guide rope 3, a detection roller 4 and a pull rope 5.
The first positioning plate 1 and the second positioning plate 2 are both square plates and are respectively arranged at two ends of the side template 604; one end of a guide rope 3 is fixedly connected with the first positioning plate 1, the other end of the guide rope 3 is fixedly connected with the second positioning plate 2, the guide rope 3 is specifically a flexible rope, and when the guide rope is in a tensioning state, the first positioning plate 1 and the second positioning plate 2 are respectively attached to the end faces of the two sides of the side template; the detection roller 4 is positioned between the first positioning plate 1 and the second positioning plate 2, the section of the detection roller 4 is circular, a second through hole 41 is formed in the detection roller 4 along the radial direction of the detection roller, two ends of the guide rope 3 penetrate through the second through holes 41 respectively, and the detection roller 4 can slide on the guide rope 3; first through-hole 11 has been seted up on first locating plate 1, the one end and the detection roller 4 fixed connection of stay cord 5, and the other end extends and passes first through-hole 11 to first locating plate 1 one side, during the tip of pulling stay cord 5, can drag detection roller 4 and slide along direction rope 3.
After the steel bar frame 602 is bound and the side formworks 604 are arranged, the T-beam steel bar protective layer thickness detection tool is put into a gap between the steel bar frame 602 and the side formworks 604, when the concrete operation is carried out, the first positioning plate 1 and the second positioning plate 2 are firstly stretched towards two sides, the detection roller 4 is slid to one end of the guide rope 3 close to the second positioning plate 2, the guide rope 3 is ensured to be in a tensioning state and is put between the steel bar frame 602 and the side formworks 604 from top to bottom, at the moment, the first positioning plate 1 and the second positioning plate 2 are respectively positioned to be attached to two side end faces of the side formworks 604, finally, the pull rope 5 is pulled, the detection roller 4 is controlled to move along the guide rope 3, if the detection roller 4 can move from one end of the side formworks 604 to the other end, namely, the thickness of the protective layer reaches the requirement, if the detection roller is clamped at a certain position, the thickness of the protective layer at the position does not, the position of the sideforms 604 need to be fine-tuned. Whether the thickness of the protective layer reaches the standard or not is detected by moving the detection roller 4, so that each position of the protective layer can be effectively detected, a detection blind area is avoided, and the forming precision of a final product is improved.
Further, in order to enhance the stability of the movement process of the detection roller 4, a plurality of guide ropes 3 are fixedly connected between the first positioning plate 1 and the second positioning plate 2, the guide ropes 3 are parallel to each other and located in the same plane, and the detection roller 4 cannot slide in the movement process and always moves linearly along the same plane.
In order to prolong the service life of the detection roller 4, the side surface of the detection roller 4 is coated with a wear-resistant layer, so that the damage to the surface of the detection roller 4 caused by long-term wear of the detection roller 4 and the side template 604 or the reinforcing steel frame 602 can be effectively reduced.
Referring to fig. 1 and 2, further, a snap ring 51 is fixedly connected to one end of the pull rope 5 far away from the second positioning plate 2, the diameter of the snap ring 51 is larger than that of the first through hole 11, the snap ring 51 is arranged to limit the pull rope 5, and the pull rope 5 is prevented from slipping from the first through hole 11.
Referring to fig. 2 and 3, as a specific embodiment of the tool for detecting the thickness of the T-beam steel reinforcement protective layer provided by the present application, a blind hole 21 is formed on a surface of one side of the second positioning plate 2 facing the first positioning plate 1, and one end of the guide rope 3 extends into the blind hole 21 and is fixedly connected to a bottom surface of the blind hole 21; two accommodating grooves 22 communicated with the blind holes 21 are formed in the second positioning plate 2, and the axes of the accommodating grooves 22 are perpendicular to the axes of the blind holes 21; the bottom fixedly connected with spring 23 of storage tank 22, the tip fixedly connected with joint 24 of spring 23 far away from the bottom surface of storage tank 22, joint 24 slides and sets up in storage tank 22, and when spring 23 was in the natural extension state, the one end of joint 24 stretched into in blind hole 21.
The surface of one side of the detection roller 4 close to the second positioning plate 2 is fixedly connected with a positioning pipe 42, the axis of the positioning pipe 42 is overlapped with the axis of the second through hole 41, and the guide rope 3 sequentially passes through the second through hole 41 and the positioning pipe 42. It should be noted that the outer diameter of the positioning tube 42 is equal to the diameter of the blind hole 21, an annular limiting groove 43 is formed in the tube wall of the positioning tube 42 along the circumferential direction, and when the end of the positioning tube 42 abuts against the bottom surface of the blind hole 21, the two clamping members 24 can be just clamped in the limiting groove 43.
When a thickness detection tool for a T-beam steel bar protection layer is placed between the steel bar frame 602 and the side template 604, firstly, the detection roller 4 slides towards one side of the second positioning plate 2, the positioning tube 42 is inserted into the blind hole 21, in the process of inserting the positioning tube 42, the end part of the positioning tube 42 presses against the clamping piece 24, the clamping piece 24 moves towards the containing groove 22, the clamping piece 24 presses against the spring 23, and after the positioning tube 42 extends into the blind hole 21, the clamping piece 24 is rebounded and reset by the elasticity of the spring 23 and is clamped into the limiting groove 43 to fix the positioning tube 42; when the detection roller 4 needs to be moved, external force is applied to pull the pull rope 5 outwards, and the positioning pipe 42 is pulled out from the blind hole 21.
Through the joint cooperation relation of registration arm 42 and joint spare 24, conveniently fix detection roller 4 in the one end of direction rope 3 before detecting, confirm its initial position, prevent when installing whole detection instrument, detection roller 4 rocks on direction rope 3.
Further, the cross-section of the relative one end of two joint spare 24 sets up to the V font, spacing groove 43 for with the V type groove of joint spare 24 adaptation, the inner wall in V type groove is the inclined plane of symmetry, the registration arm 42 supports the in-process that presses joint spare 24 to remove, the tip of joint spare 24 can paste the inner wall smooth movement of spacing groove 43, makes things convenient for the cooperation of joint spare 24 and spacing groove 43.
Referring to fig. 2, as a specific embodiment of the thickness detection tool for the T-beam steel bar protection layer provided by the present application, a positioning base plate 25 is fixedly connected to an end surface of one side of the second positioning plate 2, a bolt 26 is threadedly connected to the positioning base plate 25, and specifically, an axis of the bolt 26 is perpendicular to the second positioning plate 2.
After the first positioning plate 1 and the second positioning plate 2 are installed, the bolt 26 can be screwed, and when the end of the bolt 26 abuts against the side surface of the sideform 604, the detection roller 4 is attached to the sideform 604. In order to position the detection roller 4, when the pull cord 5 is pulled, the detection roller 4 moves against the inner surface of the side mold 604, thereby improving the detection accuracy.
Further, in order to facilitate the rotation of the bolt 26, a hand wheel 27 is fixedly connected to an end portion thereof.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a T roof beam reinforcing bar protective layer thickness detects instrument which characterized in that includes:
the first positioning plate (1) is arranged at one end of the side template and is provided with a first through hole (11);
the second positioning plate (2) is arranged opposite to the first positioning plate (1) and is used for being arranged at the other end of the side template;
the guide rope (3) is connected between the first positioning plate (1) and the second positioning plate (2);
the detection roller (4) is provided with a second through hole (41) along the radial direction, and the guide rope (3) penetrates through the second through hole (41); and
stay cord (5), one end links to each other with detection roller (4), and first through-hole (11) are passed to the other end, and when pulling stay cord (5), detection roller (4) can be followed direction rope (3) and moved.
2. The T-beam steel reinforcement protective layer thickness detection tool of claim 1, characterized in that: the guide ropes (3) are arranged between the first positioning plate (1) and the second positioning plate (2) in parallel.
3. The T-beam steel reinforcement protective layer thickness detection tool of claim 1, characterized in that: a blind hole (21) is formed in the surface of one side of the second positioning plate (2), the guide rope (3) is fixedly connected with the bottom surface of the blind hole (21), two accommodating grooves (22) are formed in the second positioning plate (2) along the direction perpendicular to the axis of the blind hole (21), and the accommodating grooves (22) are communicated with the blind hole (21);
the bottom of the accommodating groove (22) is fixedly connected with springs (23) respectively, one ends, far away from the bottom of the accommodating groove (22), of the springs (23) are fixedly provided with clamping pieces (24), the clamping pieces (24) are arranged in the accommodating groove (22) in a sliding mode, and when the springs (23) are in a natural extension state, the clamping pieces (24) extend out of the blind holes (21);
fixed registration arm (42) that is provided with on the side surface of detection roller (4), the inside and second through-hole (41) intercommunication of registration arm (42), spacing groove (43) have been seted up along its circumference on the side surface of registration arm (42), when registration arm (42) stretched into in blind hole (21), joint spare (24) can be inserted and are established in spacing groove (43).
4. The T-beam steel reinforcement protective layer thickness detection tool of claim 3, wherein: the cross-section of joint spare (24) sets up to the V font, spacing groove (43) set up to the V type groove with joint spare (24) adaptation.
5. The T-beam steel reinforcement protection layer thickness detection tool according to any one of claims 1 to 4, wherein: a positioning base plate (25) is fixedly arranged on one side end face of the second positioning plate (2), and a bolt (26) is connected to the positioning base plate (25) in a threaded manner;
the axis of the bolt (26) is parallel to the plane of the second positioning plate (2).
6. The T-beam steel reinforcement protective layer thickness detection tool of claim 5, wherein: and a hand wheel (27) is arranged at the end part of the bolt (26).
7. The T-beam steel reinforcement protective layer thickness detection tool of claim 1, characterized in that: and a snap ring (51) is fixed at the end part of the pull rope (5) far away from the second positioning plate (2).
8. The T-beam steel reinforcement protective layer thickness detection tool of claim 1, characterized in that: the surface of the detection roller (4) is coated with a wear-resistant layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022144603.2U CN212871039U (en) | 2020-09-25 | 2020-09-25 | T roof beam reinforcing bar protective layer thickness detects instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022144603.2U CN212871039U (en) | 2020-09-25 | 2020-09-25 | T roof beam reinforcing bar protective layer thickness detects instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212871039U true CN212871039U (en) | 2021-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022144603.2U Active CN212871039U (en) | 2020-09-25 | 2020-09-25 | T roof beam reinforcing bar protective layer thickness detects instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212871039U (en) |
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2020
- 2020-09-25 CN CN202022144603.2U patent/CN212871039U/en active Active
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