CN119198349B - A steel bar strength detection structure for building construction - Google Patents
A steel bar strength detection structure for building construction Download PDFInfo
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- CN119198349B CN119198349B CN202411706766.1A CN202411706766A CN119198349B CN 119198349 B CN119198349 B CN 119198349B CN 202411706766 A CN202411706766 A CN 202411706766A CN 119198349 B CN119198349 B CN 119198349B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 80
- 239000010959 steel Substances 0.000 title claims abstract description 80
- 238000001514 detection method Methods 0.000 title claims abstract description 72
- 238000009435 building construction Methods 0.000 title claims abstract description 22
- 238000005452 bending Methods 0.000 claims abstract description 48
- 230000003014 reinforcing effect Effects 0.000 claims description 50
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 10
- 238000010276 construction Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000003908 quality control method Methods 0.000 abstract description 4
- 239000004035 construction material Substances 0.000 abstract description 2
- 230000033001 locomotion Effects 0.000 description 25
- 230000000694 effects Effects 0.000 description 19
- 238000003825 pressing Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 7
- 235000017491 Bambusa tulda Nutrition 0.000 description 7
- 241001330002 Bambuseae Species 0.000 description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 7
- 239000011425 bamboo Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 239000007787 solid Substances 0.000 description 6
- 230000002787 reinforcement Effects 0.000 description 5
- 238000009864 tensile test Methods 0.000 description 5
- 230000001360 synchronised effect Effects 0.000 description 4
- 241000446313 Lamella Species 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000003781 tooth socket Anatomy 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/20—Investigating strength properties of solid materials by application of mechanical stress by applying steady bending forces
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention relates to the technical field of detection of building construction materials, in particular to a steel bar strength detection structure for building construction, which comprises a base and a blocking shell, wherein the blocking shell is U-shaped and is bolted at the top of the base, a movable seat is slidably connected in the base, two hydraulic cylinders are bolted between the movable seat and the inner wall of the base, a tensile detection assembly is bolted at the top of the movable seat, a positioning assembly is bolted at the rear side of the top of the base, a steel bar main body penetrates through the inside of the positioning assembly, the front side of the steel bar main body penetrates through the inside of the tensile detection assembly, and a bending detection assembly is bolted at the top of the tensile detection assembly. The invention provides a steel bar strength detection structure for building construction, which has the advantages of synchronously detecting the yield, tensile strength and bending strength of steel bars, improving the diversity and the accuracy of the detection result of the steel bar strength and providing reliable basis for the quality control of the steel bars in the building construction.
Description
Technical Field
The invention relates to the technical field of detection of building construction materials, in particular to a steel bar strength detection structure for building construction.
Background
It is known that the reinforcing steel bars bear important load transfer functions in the building structure, the stability and the strength of the building can be directly influenced by the reinforcing steel bars with substandard quality, if the reinforcing steel bars are unqualified, serious accidents such as collapse and the like can occur in the use process of the building, threat is caused to personal safety, the qualified reinforcing steel bars can ensure that the building has stable structural performance and bearing capacity in the service life, and the maintenance and repair cost is reduced, so that the importance of the quality inspection of the reinforcing steel bars is not only related to personal safety, but also related to the service life and economic benefit of the building.
Through retrieving, chinese patent discloses a reinforcing bar intensity detection device for reinforcing bar production, and its application publication number is CN113933168B, and this patent possesses the stability when improving the reinforcing bar centre gripping, and the accuracy of improvement equipment inspection result then to can be to the fixed of reinforcing bar of different length, the advantage of the practicality of improvement equipment use.
When the strength of the steel bar is detected, yield strength, tensile strength and bending strength are required to be tested, and the problems of the patent are that the function of the steel bar strength detection device is single, simple axial pressure can be applied to the steel bar, the simple bending strength is detected, the yield and the tensile strength of the steel bar in the actual use process cannot be effectively simulated, and the limitation causes that the detection result cannot accurately reflect the actual strength performance of the steel bar in a building structure, so that the steel bar which does not meet the actual strength requirement is easily misjudged to be qualified, and potential safety hazards are brought to the building engineering.
Disclosure of Invention
(One) solving the technical problems
Aiming at the defects of the prior art, the invention provides a steel bar strength detection structure for building construction, which has the advantages of synchronously detecting the yield, the stretch resistance and the bending strength of the steel bar, improving the diversity and the accuracy of the detection result of the steel bar strength and providing reliable basis for the quality control of the steel bar in the building construction.
(II) technical scheme
The technical aim of the invention is achieved by the following technical scheme that the steel bar strength detection structure for building construction comprises a base and a baffle shell, wherein the baffle shell is U-shaped and is bolted on the top of the base, a movable seat is slidably connected in the base, two hydraulic cylinders are bolted between the movable seat and the inner wall of the base, a stretching detection assembly is bolted on the top of the movable seat, a positioning assembly is bolted on the rear side of the top of the base, a steel bar main body penetrates through the inside of the positioning assembly, the front side of the steel bar main body penetrates through the inside of the stretching detection assembly, a bending detection assembly is bolted on the top of the stretching detection assembly, and the bending detection assembly is slidably connected with the inner wall of the baffle shell;
The stretching detection assembly comprises a shell, wherein the shell is bolted to the top of the movable seat, sealing plates are bolted to the front side and the rear side of the interior of the shell, a fixing structure is bolted to the interior of the shell, a fixing cylinder is bolted to the front side of the front side sealing plate, an extension cylinder is slidably arranged in the fixing cylinder, a fixed point structure is arranged on the front side of the extension cylinder, and the front end of the steel bar main body sequentially penetrates through the fixing structure, the fixing cylinder, the extension cylinder and the fixed point structure;
The bending detection assembly comprises a rotating frame, the rotating frame is bolted to the top of the shell, a connecting structure is arranged in the rotating frame, the top of the connecting structure is rotationally connected with a lower support, a supporting rod is bolted to the top of the lower support, an upper support is bolted to the top of the supporting rod, the upper support is in sliding connection with the inner wall of the baffle shell, a fixing base is arranged between one opposite sides of the upper support and the lower support, a steel cable penetrates through the fixing base, a clamping ring is sleeved at the other end of the steel cable, and the inner wall of the clamping ring is in tight contact with the surface of the steel bar body.
By adopting the technical scheme, the stable and controllable tensile force application to the steel bar main body can be realized through the cooperation between the tensile detection assembly, the movable seat and the positioning assembly and the hydraulic cylinder, and the detection work of yield strength and tensile strength is realized through the telescopic motion of the hydraulic cylinder, so that the tensile force and loading rate born by the steel bar under different engineering scenes can be simulated, the tensile strength and the yield strength performance of the steel bar can be detected more comprehensively, meanwhile, the tensile detection assembly has good adaptability to the steel bars with different lengths and different diameters, and the bending detection assembly is matched with the fixed point structure in the tensile detection assembly through the bending detection assembly, so that the bending detection assembly can synchronously drive the bending detection assembly to move by taking the fixed point structure as the fixed point to drive the front end of the steel bar main body to bend, the detection of the bending strength can be realized while the yield and the tensile strength of the steel bar main body are detected, and the diversity and the accuracy of the steel bar strength detection result can be improved, and the reliable basis is provided for the quality control of the steel bar in building construction.
The fixing structure further comprises a fixing ring, wherein the fixing ring is positioned in the shell, the movable ring is rotationally connected to the inside of the fixing ring, a plurality of pushing plates are annularly arranged on the inner wall of the movable ring, end covers are bolted to the front side and the rear side of the fixing ring, a plurality of fixing shafts are annularly arranged between the opposite sides of the two end covers, two arc plates are rotationally connected to the surfaces of the fixing shafts, a pressing wheel is rotationally arranged between the opposite sides of the two arc plates, one side, close to a steel bar main body, of the pressing wheel is tightly contacted with the pressing wheel, and the pushing plates are matched with the arc plates.
By adopting the technical scheme, through setting up fixed knot structure, accessible expansion loop rotates in the inside of fixed loop to synchronous drive pushing plate motion, make pushing plate promote the arc and use the fixed axle as the fulcrum rotation, thereby drive to support the pinch roller and do the pitch arc motion to reinforcing bar main part direction, until support pinch roller and reinforcing bar main part in close contact with, thereby play the fixed effect of reinforcing bar main part, be convenient for cooperate with locating component, carry out yield strength and tensile strength's detection work to the reinforcing bar main part.
The invention is further arranged that the left side of the movable ring is bolted with an arc-shaped lug, one side of the arc-shaped lug extends to the outer side of the fixed ring, and the left side of the inner part of the fixed ring is provided with a movable hole site matched with the arc-shaped lug.
By adopting the technical scheme, through setting up arc lug and activity hole site, the accessible arc lug moves in the activity hole site, can play the rotatory effect of drive expansion ring at the solid fixed ring.
The invention is further characterized in that the top of the fixing ring is bolted with two fixing blocks, a positioning ring is rotatably connected between the opposite sides of the two fixing blocks, a first air cylinder penetrates through the positioning ring, and one end of the first air cylinder is rotatably connected with the arc-shaped protruding block.
By adopting the technical scheme, through setting up fixed block, holding ring and first cylinder, accessible first cylinder promotes or pulls the arc lug, and the arc lug slides in the inside activity hole site of fixed ring, and the shape and the size of activity hole site have restricted the motion track of arc lug for the arc lug drives the expansion ring according to the design route and rotates, thereby realizes the accurate control to the expansion ring position, makes expansion ring and push plate realize or release the promotion to the arc.
The invention is further characterized in that studs are arranged on two sides of the extension cylinder, one side of the stud, which is far away from the extension cylinder, extends to the outer side of the fixed cylinder, moving hole sites matched with the studs are arranged on two sides of the fixed cylinder, a threaded sleeve is connected to the surface of the stud in a threaded manner, and one side of the threaded sleeve, which is close to the fixed cylinder, is in close contact with the threaded sleeve.
By adopting the technical scheme, through setting the stud and the screw sleeve, when the length of the extension cylinder relative to the fixed cylinder needs to be adjusted, the extension cylinder can drive the stud to move in the moving hole sites on two sides of the fixed cylinder, and after adjustment is completed, the screw sleeve is tightly contacted with the fixed cylinder by utilizing the threaded fit of the screw sleeve and the stud, so that the position of the extension cylinder can be fixed, the effect of adjusting the position of the fixed point structure is achieved, bending points of reinforcing steel bar main bodies at different positions are convenient to adjust, and the effect of flexible detection is realized.
The fixed point structure further comprises a supporting ring, wherein the supporting ring is connected with the extension cylinder, the front side of the supporting ring is annularly provided with a plurality of elastic sheets, one side of the elastic sheets, which is far away from the supporting ring, is provided with abutting flaps, the inner walls of the abutting flaps are tightly contacted with the surface of the steel bar main body, the surface of the supporting ring is annularly connected with a screw in a rotating way, the surface of the screw is in threaded connection with a screw block, the inside of the screw block is rotationally connected with a connecting rod, and the other end of the connecting rod is rotationally connected with the abutting flaps.
By adopting the technical scheme, through setting up the fixed point structure, the screw thread cooperation of accessible screw rod and spiral shell piece, the spiral shell piece removes on the surface of screw rod when the screw rod rotates to synchronous drive connecting rod motion makes conflict lamella expand or draw in around its elastic sheet that is connected with the support ring, thereby realizes or releases the pressure of conflict lamella to the reinforcing bar main part, reaches the effect of adjusting the bending point position.
The invention is further characterized in that the rear side of the supporting ring is connected with a fixed shell, the supporting ring is connected with the extension cylinder through the fixed shell, the inside of the fixed shell is rotationally connected with a gear ring, the inside of the gear ring is in annular meshing connection with a gear, and the rear side of the screw rod penetrates through the inside of the gear and is rotationally connected with the inner wall of the fixed shell.
By adopting the technical scheme, through the arrangement, the gear is connected with the gear ring in an annular meshed manner, the gear is driven to rotate by the rotation of the gear ring, and meanwhile, the plurality of gears and the screw can synchronously rotate due to the connection of the screw and the gear, so that the positions of the plurality of interference flaps can be synchronously adjusted by rotating the screw, and efficient adjustment linkage is realized.
The connecting structure further comprises a movable shaft, the movable shaft is rotationally connected with the lower support, a first electric cylinder is bolted to the bottom of the movable shaft, a fixed rod is bolted to the bottom of the first electric cylinder, supporting blocks are bolted to both sides of the fixed rod, second electric cylinders are bolted to the front side and the rear side of the supporting blocks, a positioning block is bolted to one side of the second electric cylinder away from the supporting blocks, one side of the positioning block, which is close to the inner wall of the rotating frame, is contacted with the positioning block, and tooth grooves are formed in one side of the positioning block, which is opposite to the inner wall of the rotating frame.
By adopting the technical scheme, through setting up connection structure, when the connection distance of needs adjustment lower support and rotating turret, the telescopic movement through first electric jar drives the dead lever and removes, thereby make a piece and locating piece remove in the vertical direction, when adjusting to required position, the telescopic movement through the second electric jar drives the locating piece and removes, because the locating piece all is provided with the tooth's socket with one side that the rotating turret inner wall is relative, the locating piece can interact with the rotating turret inner wall in the removal in-process, thereby realize the distance adjustment between lower support and the rotating turret, through the adjustment of distance, when making tensile detection subassembly drive the rotating turret motion, the lower support can be according to the flexible bending angle who adjusts the reinforcing bar main part of different detection demand, in order to simulate different bending conditions.
The invention is further characterized in that two third electric cylinders are bolted to the top of the lower support, a supporting frame is bolted between the tops of the two third electric cylinders, guide wheels are rotatably connected to the inside of the supporting frame, and the surfaces of the guide wheels are in rotary contact with a steel cable.
By adopting the technical scheme, through setting up the guide wheel, in the bending detection process, when needs exert bending force to the reinforcing bar main part, bending force passes through unable adjustment base, the cable wire transmits the snap ring, again by the snap ring transmit the reinforcing bar main part on, in this process, two third electric cylinders at bottom support top make the inside guide wheel that rotates the connection of support frame be in suitable position according to the condition such as diameter of reinforcing bar, rotate with the cable wire and contact, the rotation of guide wheel can make the cable wire more smooth and easy when transmitting bending force, reduce friction, ensure that bending force can accurately, high-efficient transmission to the reinforcing bar main part on.
The positioning assembly is further arranged in a manner that the positioning assembly comprises a support, the support is bolted to the rear side of the top of the base, the front side of the steel bar main body penetrates through the interior of the support, positioning wheels are arranged on the inner wall of the support in a cross shape, one side, close to the steel bar main body, of the positioning wheels is in close contact with the steel bar main body, and a second air cylinder is bolted between the positioning wheels and the inner wall of the support.
By adopting the technical scheme, through setting up locating component, when the reinforcing bar main part passed the support, the concertina movement through the second cylinder drove the locating wheel and changes the pressure to the reinforcing bar main part to realize the regulation to location compactness, can keep the stable position of reinforcing bar main part, make tensile force that detects the subassembly and apply can be accurate, evenly transmit to the reinforcing bar main part on.
(III) beneficial effects
Compared with the prior art, the invention provides a steel bar strength detection structure for building construction, which has the following beneficial effects:
This a reinforcing bar intensity detection structure for construction through setting up tensile detection subassembly, remove seat, cooperation between locating component and the pneumatic cylinder, can realize applying the stable and controllable tensile force of reinforcing bar main part, through the concertina movement of pneumatic cylinder, thereby realize carrying out yield strength and tensile strength's detection work to the reinforcing bar main part, consequently, can simulate tensile force size and the loading rate that reinforcing bar bore under the different engineering scenes, thereby detect the tensile of reinforcing bar more comprehensively, yield strength performance, tensile detection subassembly has good adaptability to the reinforcing bar of different length, different diameters simultaneously, and cooperate through the fixed point structure in bending detection subassembly and the tensile detection subassembly that sets up, can drive bending detection subassembly motion in step at tensile reinforcing bar main part, make bending detection subassembly drive the front end of reinforcing bar main part crooked for fixed point structure, thereby can realize bending strength's detection again when detecting reinforcing bar main part yield and tensile strength, can promote the variety and the accuracy of reinforcing bar intensity testing result, provide reliable basis for the quality control of reinforcing bar in the construction.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
Fig. 2 is a schematic diagram showing connection between a tensile testing element and a reinforcing steel bar body according to the present invention;
FIG. 3 is a schematic view of a fixing structure according to the present invention;
FIG. 4 is a schematic diagram of a fixed point structure according to the present invention;
FIG. 5 is a schematic view of the connection of the fixing housing and the screw rod according to the present invention;
FIG. 6 is a schematic view of a positioning assembly according to the present invention;
FIG. 7 is a schematic view of a bending detection assembly structure according to the present invention;
Fig. 8 is a schematic diagram showing the connection of the connection structure to the turret and the lower support in the present invention.
In the figure, 1, a base; 2, blocking the shell; 3, a movable seat; 4, hydraulic cylinder, 5, tensile testing assembly, 51, housing, 52, sealing plate, 53, fixed structure, 531, fixed ring, 532, movable ring, 533, pushing plate, 534, end cap, 535, fixed shaft, 536, arc plate, 537, pressing wheel, 54, fixed cylinder, 55, extension cylinder, 56, fixed structure, 561, supporting ring, 562, elastic piece, 563, abutting flap, 564, screw, 565, screw block, 566, connecting rod, 6, positioning assembly, 61, bracket, 62, positioning wheel, 63, second cylinder, 7, reinforcing bar main body, 8, bending testing assembly, 81, rotating frame, 82, connecting structure, 821, movable shaft, 822, first cylinder, 823, fixed rod, 824, supporting block, 825, second cylinder, 826, positioning block, 827, tooth socket, 83, lower support, 84, upper support, 85, fixed base, 86, steel cable, 87, 88, supporting rod, 9, arc bump, 10, fixed block, 11, positioning ring, 12, first cylinder, 13, 14, gear housing, 17, third gear housing, 17, gear housing, 19, gear housing, and gear housing.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
1, Please refer to fig. 1-6, a steel bar strength detecting structure for building construction, comprising a base 1 and a blocking shell 2, wherein the blocking shell 2 is in a U-shaped arrangement and is bolted at the top of the base 1, the interior of the base 1 is slidably connected with a movable seat 3, two hydraulic cylinders 4 are bolted between the movable seat 3 and the inner wall of the base 1, the top of the movable seat 3 is bolted with a tensile detecting assembly 5, the rear side of the top of the base 1 is bolted with a positioning assembly 6, the interior of the positioning assembly 6 is penetrated with a steel bar main body 7, the front side of the steel bar main body 7 is penetrated with the interior of the tensile detecting assembly 5, the top of the tensile detecting assembly 5 is bolted with a bending detecting assembly 8, and the bending detecting assembly 8 is slidably connected with the inner wall of the blocking shell 2;
The tensile testing component 5 includes casing 51, casing 51 bolt has shrouding 52 at the top of removing seat 3, and the inside front side and the rear side of casing 51 bolt have shrouding 52, the inside bolt of casing 51 has fixed knot constructs 53, the front side bolt of front side shrouding 52 has fixed section of thick bamboo 54, and the inside slip of fixed section of thick bamboo 54 is provided with extension section of thick bamboo 55, the front side of extension section of thick bamboo 55 is provided with fixed point structure 56, the front end of reinforcing bar main part 7 runs through fixed knot structure 53 in proper order, fixed section of thick bamboo 54, the inside of extension section of thick bamboo 55 and fixed point structure 56, through the cooperation between setting tensile testing component 5, remove seat 3, locating component 6 and pneumatic cylinder 4, can realize the stable and controllable tensile force application to reinforcing bar main part 7, through the concertina movement of pneumatic cylinder 4, thereby realize carrying out yield strength and tensile strength's detection work to reinforcing bar main part 7, consequently, can simulate the tensile force size and the loading rate that the reinforcing bar that bear under the different engineering scenes, thereby more comprehensively detect the tensile yield strength performance of reinforcing bar, tensile testing component 5 has good adaptability to the reinforcing bar of different length, different diameters simultaneously.
The fixing structure 53 includes a fixing ring 531, the fixing ring 531 is located inside the casing 51, the movable ring 532 is rotationally connected inside the fixing ring 531, and the inner wall of the movable ring 532 is annularly provided with a plurality of pushing plates 533, the front side and the rear side of the fixing ring 531 are both bolted with end covers 534, a plurality of fixing shafts 535 are annularly arranged between opposite sides of the two end covers 534, the surface of the fixing shaft 535 is rotationally connected with two arc plates 536, a pressing wheel 537 is rotationally arranged between opposite sides of the two arc plates 536, one side of the pressing wheel 537, which is close to the steel bar main body 7, is in close contact with the pressing wheel 537, the pushing plates 533 are matched with the arc plates 536 for use, through the fixing structure 53, the movable ring 532 rotates inside the fixing ring 531 and synchronously drives the pushing plates 533 to rotate with the fixing shafts 535 as fulcrums, so as to drive the pressing wheel 537 to do arc motion towards the direction of the steel bar main body 7 until the pressing wheel 537 is in close contact with the steel bar main body 7, thereby achieving the effect of fixing the main body 7, and being convenient for matching with the positioning component 6, and detecting the tensile strength and the tensile strength of the steel bar main body 7.
Wherein, the left side bolt of expansion ring 532 has arc lug 9, and one side of arc lug 9 extends to the outside of solid fixed ring 531, and the inside left side of solid fixed ring 531 has been seted up and has been used with arc lug 9 cooperation activity hole site, through setting up arc lug 9 and activity hole site, accessible arc lug 9 moves in the activity hole site, can play the rotatory effect of drive expansion ring 532 at solid fixed ring 531.
Wherein, the top bolt of solid fixed ring 531 has two fixed blocks 10, and rotate between the relative one side of two fixed blocks 10 and be connected with holding ring 11, the inside of holding ring 11 runs through first cylinder 12, and the one end and the arc lug 9 rotation of first cylinder 12 are connected, through setting up fixed block 10, holding ring 11 and first cylinder 12, accessible first cylinder 12 promotes or pulls arc lug 9, arc lug 9 slides in the inside activity hole site of solid fixed ring 531, the motion track of arc lug 9 has been restricted to the shape and the size of activity hole site, make arc lug 9 drive the expansion ring 532 rotation according to the design route, thereby realize the accurate control to expansion ring 532 position, make expansion ring 532 and push plate 533 realize or release the promotion to arc 536.
The two sides of the extension tube 55 are respectively provided with a stud 13, one side of the stud 13 away from the extension tube 55 extends to the outer side of the fixed tube 54, two sides of the fixed tube 54 are respectively provided with a moving hole site matched with the stud 13, the surface of the stud 13 is in threaded connection with the screw sleeve 14, one side of the screw sleeve 14 close to the fixed tube 54 is in tight contact with the screw sleeve 14, when the length of the extension tube 55 relative to the fixed tube 54 needs to be adjusted, the extension tube 55 can drive the stud 13 to move in the moving hole site at two sides of the fixed tube 54, after the adjustment is completed, the screw sleeve 14 is in tight contact with the fixed tube 54 under the threaded fit of the screw sleeve 14 and the stud 13, and the position of the extension tube 55 can be fixed, so that the effect of adjusting the position of the fixed point structure 56 is achieved, and therefore the bending points of the reinforcing steel bar main body 7 at different positions can be adjusted conveniently, and the effect of flexible detection is achieved.
The fixed point structure 56 comprises a supporting ring 561, the supporting ring 561 is connected with the extension cylinder 55, the front side of the supporting ring 561 is provided with a plurality of elastic pieces 562 in a ring shape, one side of the elastic pieces 562 away from the supporting ring 561 is provided with a collision flap 563, the inner wall of the collision flap 563 is tightly contacted with the surface of the steel bar main body 7, the surface of the supporting ring 561 is in a ring shape and rotationally connected with a screw 564, the surface of the screw 564 is in threaded connection with a screw block 565, the inner part of the screw block 565 is rotationally connected with a connecting rod 566, the other end of the connecting rod 566 is rotationally connected with the collision flap 563, through the threaded fit of the screw 564 and the screw block 565, the screw block 565 moves on the surface of the screw 564 and synchronously drives the connecting rod 566 to move, so that the collision flap 563 expands or closes around the elastic pieces 562 connected with the supporting ring 561, and the pressure of the collision flap 563 to the steel bar main body 7 is realized or relieved, and the effect of adjusting the bending point position is achieved.
Wherein, the rear side of supporting ring 561 is connected with fixed shell 15, and supporting ring 561 is connected with extension section of thick bamboo 55 through fixed shell 15, the inside rotation of fixed shell 15 is connected with ring gear 16, and the inside of ring gear 16 is annular meshing and is connected with gear 20, the rear side of screw 564 runs through the inside of gear 20 and rotates with the inner wall of fixed shell 15 to be connected, through above-mentioned setting, because gear 20 is annular meshing with the inside of ring gear 16 and is connected, the rotation of ring gear 16 can drive gear 20 rotation, simultaneously because the connection of screw 564 and gear 20 for a plurality of gears 20 and screw 564 can synchronous rotation, consequently rotate the position that screw 564 can synchronous adjustment a plurality of conflict lamella 563, realize efficient regulation linkage.
Wherein, locating component 6 includes support 61, support 61 bolt is at the rear side at base 1 top, the inside of support 61 is run through to the front side of reinforcing bar main part 7, the inner wall of support 61 is the cross and is provided with locating wheel 62, and locating wheel 62 is close to one side rather than the in close contact of reinforcing bar main part 7, bolt has second cylinder 63 between locating wheel 62 and the support 61 inner wall, through setting up locating component 6, when reinforcing bar main part 7 passes support 61, the telescopic movement through second cylinder 63 drives locating wheel 62 and changes the pressure to reinforcing bar main part 7, thereby realize the regulation to the location compactness, can keep the stable position of reinforcing bar main part 7, make tensile force that detecting component 5 applyed can be accurate, evenly transmit to reinforcing bar main part 7.
The working principle of the embodiment is as follows: the front end of the steel bar main body 7 sequentially passes through the positioning component 6, the fixing structure 53, the fixing cylinder 54, the extension cylinder 55 and the fixed point structure 56, the front end of the steel bar main body 7 is positioned at a proper position, then the positioning wheel 62 is close to the steel bar main body 7 to fix the position of the steel bar main body 7 through the telescopic movement of the second cylinder 63, the movable ring 532 and the pushing plate 533 can be synchronously driven to move by stretching the arc-shaped protruding block 9 through the first cylinder 12, the pushing plate 533 pushes the arc-shaped plate 536 to rotate by taking the fixing shaft 535 as a fulcrum, so that the pressing wheel 537 is driven to do arc movement towards the steel bar main body 7 until the pressing wheel 537 is in close contact with the steel bar main body 7, the other stretching point of the steel bar main body 7 is fixed according to the bending angle detection requirement, the fixed point position of the steel bar main body 7 can be adjusted by sliding the extension cylinder 55 in the fixing cylinder 54, then the gear ring 16 is driven to rotate through the external driving structure, the gear 20 can synchronously rotate through the gear ring 564 by utilizing the meshing connection of the gear 16 and the gear 20, the screw 564 is matched with the screw 565, when the screw 565 rotates, the screw 564 moves on the surface of the fixing shaft 535 to move around the supporting ring, the elastic valve 563, the elastic valve body is driven by the sliding plate is driven by the screw 564, the elastic valve is driven by the elastic valve, and the elastic valve body is driven by the elastic valve body, the elastic valve body is driven by the elastic valve, and the elastic valve body is stretched by the elastic valve, and the elastic valve body strength is stretched by the elastic valve seat.
Referring to fig. 7-8, an embodiment 2 of a reinforcement strength detecting structure for construction further includes a bending detecting assembly 8, wherein the bending detecting assembly 8 includes a rotating frame 81, the rotating frame 81 is bolted to the top of the housing 51, a connecting structure 82 is disposed in the rotating frame 81, the top of the connecting structure 82 is rotatably connected with a lower support 83, the top of the lower support 83 is bolted to a strut 88, the top of the strut 88 is bolted to an upper support 84, the upper support 84 is slidably connected with the inner wall of the baffle shell 2, a fixed base 85 is disposed between opposite sides of the upper support 84 and the lower support 83, a steel cable 86 is penetrated in the fixed base 85, a snap ring 87 is sleeved at the other end of the steel cable 86, and the inner wall of the snap ring 87 is in close contact with the surface of the reinforcement body 7, and the bending detecting assembly 8 is matched with the fixed point structure 56 in the tensile detecting assembly 5 through the disposed bending detecting assembly 8, so that the bending detecting assembly 8 can be synchronously driven by the fixed point structure 56 to drive the front end of the reinforcement body 7, thereby realizing the detection of bending strength of the reinforcement body 7 and the tensile strength, and the reliability of the reinforcement can be improved, and the construction quality can be controlled according to the accuracy of the detection result of the construction quality.
The connecting structure 82 comprises a movable shaft 821, the movable shaft 821 is rotationally connected with the lower support 83, a first electric cylinder 822 is bolted to the bottom of the movable shaft 821, a fixing rod 823 is bolted to the bottom of the first electric cylinder 822, supporting blocks 824 are respectively bolted to two sides of the fixing rod 823, a second electric cylinder 825 is respectively bolted to the front side and the rear side of each supporting block 824, a positioning block 826 is bolted to one side of each second electric cylinder 825, which is far away from each supporting block 824, a positioning block 826 is connected with one side, which is close to the inner wall of the rotating frame 81, of each positioning block 826, tooth grooves 827 are respectively arranged on one side, which is opposite to the inner wall of the rotating frame 81, of each positioning block 826 is in contact with one side, of the corresponding positioning block 826, of the corresponding positioning block is in the corresponding positioning block 826, and the corresponding positioning block, of the rotating frame 81, and the connecting structure 82 is driven by telescopic motion of the first electric cylinder 822, so that the fixing rod 823 is driven to move in the vertical direction, and the supporting blocks 824 are driven by telescopic motion of the first electric cylinder 822, and the positioning blocks 826 are driven to move in the corresponding directions, and the telescopic motion of the supporting blocks 826 can be driven by the telescopic motion of the first electric cylinder 823, and the telescopic motion of the fixing rod 826 can be driven by the telescopic motion of the corresponding to the corresponding supporting blocks and the corresponding supporting blocks.
Wherein, the top of lower support 83 is bolted with two third electric cylinders 17, and the bolt has support frame 18 between the top of two third electric cylinders 17, and the inside rotation of support frame 18 is connected with guide wheel 19, guide wheel 19's surface and cable 86 rotary contact, through setting up guide wheel 19, in the bending test process, when needing to exert bending force to reinforcing bar main part 7, bending force is transmitted to snap ring 87 through fixed base 85, cable 86, and then by snap ring 87 to be transmitted to reinforcing bar main part 7, in this process, the height of support frame 18 is adjusted to two third electric cylinders 17 at lower support 83 top according to the condition such as diameter of reinforcing bar, make support frame 18 inside rotation connection's guide wheel 19 be in suitable position, with cable 86 rotary contact, the rotation of guide wheel 19 can make cable 86 more smooth and easy when transmitting bending force, reduce friction, ensure that bending force can accurately, high-efficiently transmit to reinforcing bar main part 7.
In the working principle of the embodiment, when the bending strength is detected, the connection distance between the lower support 83 and the rotating frame 81 is adjusted according to the angle required to be bent, the fixing rod 823 is driven to move through the telescopic motion of the first electric cylinder 822, so that the support block 824 and the positioning block 826 move in the vertical direction, when the bending strength is adjusted to the required position, the positioning block 826 is driven to move through the telescopic motion of the second electric cylinder 825, as the tooth grooves 827 are formed in the side, opposite to the inner wall of the rotating frame 81, of the positioning block 826, in the moving process, the positioning block 826 interacts with the inner wall of the rotating frame 81, so that the distance adjustment between the lower support 83 and the rotating frame 81 is realized, when the stretching detection assembly 5 moves, the lower end of the rotating frame 81 is synchronously driven to move, and as the rotating point is arranged in the middle of the rotating frame 81, the upper end of the rotating frame 81 is reversely moved, and the lower support 83 and the upper support 84 are synchronously driven to slide along the inner wall of the baffle shell 2 through the connecting frame, so that the steel bar 86 and the snap ring 87 can be stretched by the fixing base 85, so that the main body 7 bends at the fixed point structure 56, and the bending strength of the steel bar main body 7 is detected.
The present embodiments are merely illustrative of the present invention and not limiting thereof, and modifications may be made thereto as desired by those skilled in the art after reading the present specification without inventive contribution, although embodiments of the invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations may be made without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims (10)
1. The utility model provides a reinforcing bar intensity detection structure for construction, includes base (1) and fender shell (2), wherein fender shell (2) are U-shaped setting, and the bolt is at the top of base (1), the inside sliding connection of base (1) has movable seat (3), it has two pneumatic cylinders (4) to bolt between movable seat (3) and the inner wall of base (1), and the top bolt of movable seat (3) has tensile detection subassembly (5), the rear side bolt at base (1) top has locating component (6), and the inside of locating component (6) runs through there is reinforcing bar main part (7), the front side of reinforcing bar main part (7) runs through the inside of tensile detection subassembly (5), the top bolt of tensile detection subassembly (5) has crooked detection subassembly (8), and crooked detection subassembly (8) and the inner wall sliding connection of fender shell (2).
The stretching detection assembly (5) comprises a shell (51), wherein the shell (51) is bolted to the top of the movable seat (3), sealing plates (52) are respectively bolted to the front side and the rear side of the interior of the shell (51), a fixing structure (53) is bolted to the interior of the shell (51), a fixing cylinder (54) is bolted to the front side of the front sealing plate (52), an extension cylinder (55) is slidably arranged in the fixing cylinder (54), a fixed point structure (56) is arranged on the front side of the extension cylinder (55), and the front end of the reinforcing steel bar main body (7) sequentially penetrates through the interiors of the fixing structure (53), the fixing cylinder (54), the extension cylinder (55) and the fixed point structure (56);
The bending detection assembly (8) comprises a rotating frame (81), the rotating frame (81) is bolted to the top of the shell (51), a connecting structure (82) is arranged in the rotating frame (81), a lower support (83) is rotatably connected to the top of the connecting structure (82), a supporting rod (88) is bolted to the top of the lower support (83), an upper support (84) is bolted to the top of the supporting rod (88), the upper support (84) is slidably connected with the inner wall of the baffle shell (2), a fixing base (85) is arranged between the upper support (84) and one side, opposite to the lower support (83), of the fixing base (85), a steel cable (86) is penetrated in the fixing base, a clamping ring (87) is sleeved at the other end of the steel cable (86), and the inner wall of the clamping ring (87) is in tight contact with the surface of the steel bar main body (7).
2. The steel bar strength detection structure for building construction according to claim 1, wherein the fixing structure (53) comprises a fixing ring (531), the fixing ring (531) is located inside the shell (51), a movable ring (532) is rotatably connected inside the fixing ring (531), a plurality of pushing plates (533) are annularly arranged on the inner wall of the movable ring (532), end covers (534) are respectively bolted to the front side and the rear side of the fixing ring (531), a plurality of fixing shafts (535) are annularly arranged between the opposite sides of the two end covers (534), two arc plates (536) are rotatably connected to the surfaces of the fixing shafts (535), an abutting roller (537) is rotatably arranged between the opposite sides of the two arc plates (536), one side, close to the steel bar main body (7), of the abutting roller (537) is in close contact with the pushing plates (533), and the pushing plates (533) are matched with the arc plates (536).
3. The steel bar strength detection structure for building construction according to claim 2, wherein the left side of the movable ring (532) is bolted with an arc-shaped protruding block (9), one side of the arc-shaped protruding block (9) extends to the outer side of the fixed ring (531), and a movable hole site matched with the arc-shaped protruding block (9) is formed in the left side of the inner portion of the fixed ring (531).
4. The steel bar strength detection structure for building construction according to claim 3, wherein the top of the fixing ring (531) is bolted with two fixing blocks (10), a positioning ring (11) is rotatably connected between opposite sides of the two fixing blocks (10), a first air cylinder (12) penetrates through the positioning ring (11), and one end of the first air cylinder (12) is rotatably connected with the arc-shaped protruding block (9).
5. The steel bar strength detection structure for building construction according to claim 1, wherein studs (13) are arranged on two sides of the extension cylinder (55), one side, away from the extension cylinder (55), of each stud (13) extends to the outer side of the corresponding fixing cylinder (54), moving hole sites matched with the studs (13) are formed on two sides of the corresponding fixing cylinder (54), a threaded sleeve (14) is connected to the surface of each stud (13) in a threaded manner, and one side, close to the corresponding fixing cylinder (54), of each threaded sleeve (14) is in tight contact with the corresponding threaded sleeve.
6. The steel bar strength detection structure for building construction according to claim 1, wherein the fixed point structure (56) comprises a supporting ring (561), the supporting ring (561) is connected with the extension cylinder (55), the front side of the supporting ring (561) is provided with a plurality of elastic pieces (562) in a ring shape, one side, far away from the supporting ring (561), of the elastic pieces (562) is provided with a collision flap (563), the inner wall of the collision flap (563) is tightly contacted with the surface of the steel bar main body (7), the surface of the supporting ring (561) is connected with a screw rod (564) in a ring shape in a rotating manner, the surface of the screw rod (564) is connected with a screw block (565) in a threaded manner, the inside of the screw block (565) is connected with a connecting rod (566) in a rotating manner, and the other end of the connecting rod (566) is connected with the collision flap (563) in a rotating manner.
7. The steel bar strength detecting structure for building construction according to claim 6, wherein the back side of the supporting ring (561) is connected with a fixing shell (15), the supporting ring (561) is connected with the extension cylinder (55) through the fixing shell (15), the inside of the fixing shell (15) is rotatably connected with a gear ring (16), the inside of the gear ring (16) is in annular meshing connection with a gear (20), and the back side of the screw rod (564) penetrates through the inside of the gear (20) and is rotatably connected with the inner wall of the fixing shell (15).
8. The steel bar strength detection structure for building construction according to claim 1, wherein the connecting structure (82) comprises a movable shaft (821), the movable shaft (821) is rotatably connected with a lower support (83), a first electric cylinder (822) is bolted to the bottom of the movable shaft (821), a fixing rod (823) is bolted to the bottom of the first electric cylinder (822), supporting blocks (824) are bolted to two sides of the fixing rod (823), second electric cylinders (825) are bolted to the front side and the rear side of the supporting blocks (824), a positioning block (826) is bolted to one side, away from the supporting blocks (824), of the second electric cylinder (825), and one side, close to the inner wall of the rotating frame (81), of the positioning block (826) is in contact with the positioning block, and tooth grooves (827) are formed in the opposite side, opposite to the inner wall of the rotating frame (81).
9. A reinforcing bar strength detecting structure for construction according to claim 1, characterized in that the top of the lower support (83) is bolted with two third electric cylinders (17), a supporting frame (18) is bolted between the tops of the two third electric cylinders (17), and a guiding wheel (19) is rotatably connected to the inside of the supporting frame (18), and the surface of the guiding wheel (19) is in rotary contact with a steel cable (86).
10. The steel bar strength detection structure for building construction according to claim 1, wherein the positioning assembly (6) comprises a support (61), the support (61) is bolted to the rear side of the top of the base (1), the front side of the steel bar main body (7) penetrates through the inside of the support (61), positioning wheels (62) are arranged on the inner wall of the support (61) in a cross shape, one side, close to the steel bar main body (7), of the positioning wheels (62) is in close contact with the steel bar main body, and a second air cylinder (63) is bolted between the positioning wheels (62) and the inner wall of the support (61).
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| CN111811941A (en) * | 2020-07-17 | 2020-10-23 | 安徽黎搏装饰工程有限公司 | Strength detection device of construction steel bar |
| CN115078098A (en) * | 2022-07-07 | 2022-09-20 | 中国重型机械研究院股份公司 | A large-scale pipeline tensile and bending fatigue test device and test method |
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| CN111811941A (en) * | 2020-07-17 | 2020-10-23 | 安徽黎搏装饰工程有限公司 | Strength detection device of construction steel bar |
| CN115078098A (en) * | 2022-07-07 | 2022-09-20 | 中国重型机械研究院股份公司 | A large-scale pipeline tensile and bending fatigue test device and test method |
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