CN116499915A - Building main body concrete structure detecting system - Google Patents

Building main body concrete structure detecting system Download PDF

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Publication number
CN116499915A
CN116499915A CN202310780234.1A CN202310780234A CN116499915A CN 116499915 A CN116499915 A CN 116499915A CN 202310780234 A CN202310780234 A CN 202310780234A CN 116499915 A CN116499915 A CN 116499915A
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China
Prior art keywords
test block
concrete test
resiliometer
frame
mounting frame
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CN202310780234.1A
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CN116499915B (en
Inventor
赵耀军
吴美霞
于春光
孙立国
赵灵芝
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Henan Yuanpeng Engineering Testing Consulting Co ltd
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Henan Feiji Construction Engineering Co ltd
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Priority to CN202310780234.1A priority Critical patent/CN116499915B/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/40Investigating hardness or rebound hardness
    • G01N3/52Investigating hardness or rebound hardness by measuring extent of rebound of a striking body
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/02Details
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/02Details
    • G01N3/04Chucks
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02Details not specific for a particular testing method
    • G01N2203/04Chucks, fixtures, jaws, holders or anvils

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)

Abstract

The utility model belongs to the technical field of concrete quality detection, and particularly relates to a detection system for a concrete structure of a building main body. The system for detecting the concrete structure of the building main body is used for detecting cylindrical concrete test blocks and comprises a resiliometer, a fixing clamp, a mounting frame and a guide frame, wherein the fixing clamp is coaxially and fixedly used for clamping the concrete test blocks, the mounting frame is coaxially arranged above the fixing clamp so that the axis of the mounting frame is coincident with the axis of the concrete test blocks, the guide frame is assembled on the mounting frame, and the resiliometer is assembled on the guide frame in a guiding manner along the radial direction of the mounting frame. According to the building main body concrete structure detection system, the concrete test block and the rebound instrument are respectively installed through the coaxially arranged fixing clamp and the coaxially arranged mounting frame, so that the axis of the rebound instrument is always vertically directed to the axis of the concrete test block in the rebound detection process, the operation is convenient, and the detection accuracy is effectively improved.

Description

Building main body concrete structure detecting system
Technical Field
The utility model belongs to the technical field of concrete quality detection, and particularly relates to a detection system for a concrete structure of a building main body.
Background
At present, the strength detection of the concrete member generally adopts a rebound tester to carry out rebound test on the surface of the member, and the compressive strength of the concrete member is calculated according to the rebound tester to ensure that the concrete member meets the design requirement. In order to ensure the measurement accuracy, the axis of the spring rod of the resiliometer needs to be perpendicular to the detection surface of the component during rebound test. However, in the actual detection process, the resiliometer is generally operated by a worker in a handheld manner, the axis of the elastic pressing rod is difficult to ensure to be perpendicular to the detection surface, and the error of measured data is large, so that the accuracy is low.
For this reason, in the prior art, an auxiliary positioning device is designed for a rebound apparatus for supporting, positioning and guiding the rebound apparatus so as to ensure that the axis of a spring rod of the rebound apparatus is perpendicular to the detection surface of the member. For example, the concrete resiliometer disclosed in the Chinese patent publication No. CN210982093U is characterized in that a mounting ring perpendicular to the axis of the resiliometer body is fixedly arranged on the periphery of the resiliometer body, a plurality of supporting rods parallel to the axis of the resiliometer are vertically arranged on the mounting ring in a penetrating manner, the supporting rods are adjusted to be supported and positioned on a wall body, the axis of the resiliometer body is perpendicular to a detection surface, and the resiliometer body is not easy to deflect in the measuring process, so that the measuring precision is improved.
However, in the detection process, since the abutting rod needs to abut against the detection surface to stably support the resiliometer body, when the resiliometer performs rebound test, the abutting rod also simultaneously generates larger pressure on the surface to be detected near the detection position, so that deflection change occurs on the detection surface, the deflection change can influence the rebound value detected by the resiliometer, and larger measurement error is generated. Moreover, for a non-planar detection surface, the auxiliary positioning device still has difficulty in ensuring that the axis of the resiliometer is perpendicular to the detection surface, and the measurement accuracy and the measurement efficiency are affected.
Disclosure of Invention
Based on this, this application provides a building main part concrete structure detecting system to solve the relatively poor problem of measurement accuracy of concrete rebound detection device among the prior art.
The above purpose is achieved by the following technical scheme: the utility model provides a building main part concrete structure detecting system for detect cylindric concrete test block, including positioning mechanism and resiliometer, the resiliometer is assembled on the positioning mechanism, positioning mechanism includes mounting fixture, mounting bracket and leading truck, mounting fixture can the fixed centre gripping of coaxial concrete test block, the mounting bracket sets up coaxially the top of mounting fixture, so that the axis of mounting bracket with the axis coincidence of concrete test block, be provided with on the mounting bracket and dodge the space, the upper end of concrete test block stretches into dodge in the space, the leading truck assembly is in on the mounting bracket, the resiliometer is followed the radial direction assembly of mounting bracket is in on the leading truck, the axis of resiliometer points perpendicularly the axis of mounting bracket.
Further, the resiliometer is provided with a plurality of, the guide way is last to be seted up the guiding hole, the quantity of guiding hole with the quantity of resiliometer is the same, the guiding hole is in evenly spaced apart on the circumference of mounting bracket, the axis of guiding hole is followed the radial direction of mounting bracket extends, the resiliometer one-to-one direction is assembled in the guiding hole.
Further, the fixing clamp comprises a chuck and at least three clamping jaws, wherein the clamping jaws are uniformly distributed around the axis of the chuck in the circumferential direction, and the clamping jaws can synchronously move along the radial direction of the chuck so as to coaxially and fixedly clamp the concrete test block.
Further, the guide frame is assembled on the mounting frame in a vertical guide manner, and the resiliometer can move along with the guide frame in a vertical and synchronous manner so as to change the detection position of the concrete test block.
Further, the mounting bracket includes annular bottom plate and curb plate, annular bottom plate with the coaxial setting of mounting fixture, annular bottom plate with the curb plate encloses into dodge the space, follow on the curb plate annular bottom plate's radial direction link up and is provided with the cooperation slot hole, and the cooperation slot hole extends along vertical direction, the leading truck with the vertical direction cooperation of cooperation slot hole, annular bottom plate has the centre bore, the concrete test block upwards passes the centre bore and stretches into dodge in the space.
Further, the guide frame comprises an annular frame and a matching bulge, the annular frame and the annular bottom plate are coaxially arranged, the matching bulge and the matching slot hole are vertically matched in a guiding manner, the matching bulge and the matching slot hole are uniformly distributed around the axial circumference of the mounting frame, and the guide hole is formed in the matching bulge.
Further, the concrete test block detection device further comprises a base, the positioning mechanism is arranged on the base, and the fixing clamp and the mounting frame can rotate relatively, so that the detection position of the rebound instrument on the concrete test block is changed.
Further, the fixed clamp is rotationally assembled on the base, and the mounting frame is in anti-rotation fit with the base, so that the fixed clamp can drive the concrete test block to synchronously rotate relative to the mounting frame.
Further, the fixed fixture is fixedly arranged on the base, and the mounting frame can rotate to drive the guide frame and the resiliometer to rotate.
Further, at least three moving wheels are uniformly arranged at the bottom of the base.
The building main body concrete structure detection system provided by the utility model has the beneficial effects that:
firstly, install concrete test block and resiliometer respectively through mounting fixture and the mounting bracket of coaxial setting, and the resiliometer is along the radial direction assembly of mounting bracket on the leading truck, makes the resiliometer carry out the in-process that rebound detected the concrete test block, and the axis of resiliometer can be all the time the perpendicular axis that points to the concrete test block, convenient operation has effectively improved the accuracy that detects.
And secondly, a plurality of rebound meters are uniformly arranged at intervals on the circumference of the mounting frame, and rebound detection is carried out on the concrete test blocks synchronously from the circumference, so that the jacking forces of the rebound meters on the concrete test blocks during rebound detection can be mutually offset, the influence of bending moment on rebound detection results caused by the concrete test blocks is avoided, and the accuracy of the rebound detection results is further ensured.
And thirdly, the cylindrical concrete test block is fixed through the chuck provided with the clamping jaws, the clamping jaws synchronously move radially, the coaxial fixing clamping of the concrete test block can be effectively ensured, and further accurate detection of the rebound instrument on the concrete test block is ensured.
And fourthly, the guide frame can drive the resiliometer to synchronously and vertically move so as to change the detection position of the resiliometer on the concrete test block. Likewise, the mounting fixture and the mounting bracket can rotate relatively, so that the resiliometer can rotate around the concrete test block to change the detection position of the resiliometer on the concrete test block. The setting can make the resiliometer rebound and detect a plurality of different positions of concrete test block fast, reachs multiunit testing result fast, accurately to carry out intensity calculation, convenient operation has improved rebound detection precision effectively.
Drawings
Fig. 1 is a schematic perspective view of a concrete structure detection system for a main building body according to a first embodiment of the present utility model;
fig. 2 is a structural exploded view of a concrete structure inspection system for a main body of a building according to an embodiment of the present utility model.
Wherein: 100. a base; 110. a moving wheel; 200. a fixing clamp; 210. a chuck; 220. a claw; 230. a drive handle; 300. a support frame; 400. a mounting frame; 410. an annular bottom plate; 420. a central bore; 430. a side plate; 440. matching with the long hole; 450. a guide frame; 460. an annular frame; 470. fitting the protrusion; 500. a resiliometer; 600. and (5) a concrete test block.
Detailed Description
The present utility model will be further described in detail below with reference to examples, which are provided to illustrate the objects, technical solutions and advantages of the present utility model. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
The numbering of components herein, such as "first," "second," etc., is used merely to distinguish between the described objects and does not have any sequential or technical meaning. The terms "coupled" and "connected," as used herein, are intended to encompass both direct and indirect coupling (coupling), unless otherwise indicated. In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be a direct contact between the first feature and the second feature, or an indirect contact between the first feature and the second feature through an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
The system for detecting the concrete structure of the building main body provided by the utility model is explained below with reference to the attached drawings and the specific embodiments.
An embodiment of the building body concrete structure detection system of the present utility model is as follows: referring to fig. 1 and 2, the building main body concrete structure detection system mainly includes a base 100, a positioning mechanism and a resiliometer 500, and is used for detecting a cylindrical concrete test block 600, the positioning mechanism is disposed on the base 100, the positioning mechanism can fix and clamp the concrete test block 600 coaxially, so that the axis of the concrete test block 600 coincides with that of the positioning mechanism, and the resiliometer 500 is assembled on the positioning mechanism to perform rebound detection on the concrete test block 600.
The positioning mechanism mainly comprises a fixing clamp 200, a mounting frame 400 and a guide frame 450, wherein the fixing clamp 200 is used for fixing and clamping the concrete test block 600, and the mounting frame 400 is coaxially arranged above the fixing clamp 200 so that the axis of the mounting frame 400 coincides with the axis of the concrete test block 600. The upper end of the concrete test block 600 upwards penetrates into the mounting frame 400 and stretches into the avoidance space, the guide frame 450 is assembled on the mounting frame 400, the resiliometer 500 is assembled on the guide frame 450 along the radial direction of the mounting frame 400, and the axis of the resiliometer 500 is vertically directed to the axis of the mounting frame 400 so as to rebound and detect the concrete test block 600 in the avoidance space.
In this embodiment, the fixing fixture 200 mainly includes a chuck 210 and at least three jaws 220, the jaws 220 are uniformly distributed circumferentially around the axis of the chuck 210, and the jaws 220 are in linkage fit with each other, so that the jaws 220 can synchronously move along the radial direction of the chuck 210 to coaxially fix and clamp the concrete test block 600, so as to ensure that the axis of the concrete test block 600 coincides with the axis of the chuck 210.
The fixing clamp 200 further comprises a driving handle 230, the clamping jaw 220 can be controlled to move radially on the chuck 210 by rotating the driving handle 230, and the clamping force is convenient to control by manually adjusting the driving handle 230 to clamp the concrete test block 600, so that damage to the concrete test block 600 due to overlarge clamping force is avoided. Of course, the claw 220 may be driven by a motor (not shown), preferably a torque motor, as a driving source, so that effective fixing and clamping of the concrete test block 600 can be effectively ensured.
Further, the mounting frame 400 includes an annular bottom plate 410 and a side plate 430 extending vertically, the annular bottom plate 410 is coaxially disposed above the fixing clamp 200, the side plate 430 is fixedly disposed on the circumference of the annular bottom plate 410, and the annular bottom plate 410 and the side plate 430 together enclose the avoidance space. The annular bottom plate 410 has a center hole 420, and the concrete test block 600 held on the fixing jig 200 passes upward through the center hole 420 and protrudes into the avoidance space.
In the present embodiment, the side plates 430 are in a split arrangement, two side plates 430 are uniformly arranged at intervals in the circumferential direction of the annular bottom plate 410, and the side plates 430 are provided with long mating holes 440 penetrating in the radial direction of the annular bottom plate 410, and the long mating holes 440 extend in the vertical direction. The guide frame 450 mainly comprises an annular frame 460 and a matching protrusion 470, the annular frame 460 and the annular bottom plate 410 are coaxially arranged, the two matching protrusions 470 are uniformly arranged on the annular frame 460 at intervals, the matching protrusion 470 on the guide frame 450 is vertically guided and matched with the matching long hole 440 on the side plate 430, and therefore the guide frame 450 can vertically guide and move along the matching long hole 440 on the installation frame 400. A locking assembly (not shown) is provided between the fitting protrusion 470 and the fitting long hole 440 to lock the position of the guide frame 450 on the side plate 430 so that the rebound tester 500 on the guide frame 450 performs a rebound test.
Further, two resiliometers 500 are also provided, guide holes (not shown in the figure) are provided on the fitting protrusions 470, the axes of the guide holes extend along the radial direction of the mounting frame 400, the resiliometers 500 are correspondingly guided and assembled in the guide holes one by one, and the axes of the resiliometers 500 are vertically directed to the axes of the mounting frame 400. Because the axis of the mounting frame 400 coincides with the axis of the fixing clamp 200, and the fixing clamp 200 coaxially clamps the concrete test block 600, the axis of the mounting frame 400 coincides with the axis of the concrete test block 600, so that the axis of the resiliometer 500 which is vertically directed to the axis of the mounting frame 400 also vertically directs to the axis of the concrete test block 600, that is, the resiliometer 500 is always vertical to the surface of the concrete test block 600, thereby effectively ensuring the detection precision of the resiliometer 500 to the concrete test block 600.
And when carrying out the rebound test to concrete test block 600, a plurality of resiliometers 500 of evenly distributed in circumference are in step roof pressure concrete test block 600, can make concrete test block 600 be in the stress balance state, avoid concrete test block 600 to produce moment of flexure and influence rebound testing result, can also survey the multiunit data in different positions simultaneously, improved detection efficiency, convenient to use has further improved the accuracy nature of rebound testing result.
In this embodiment, a supporting frame 300 is disposed between the mounting frame 400 and the fixing clamp 200, the lower end of the supporting frame 300 is connected to the upper end surface of the chuck 210, and the upper end of the supporting frame 300 is connected to the bottom surface of the annular bottom plate 410, so as to ensure the coaxial arrangement of the mounting frame 400 and the fixing clamp 200. In addition, at least three moving wheels 110 are uniformly arranged at the bottom of the base 100, so that the base 100 can drive the positioning mechanism to move freely synchronously, thereby facilitating the use of the device. If the force applied by the resiliometer 500 to the concrete test block 600 cannot make the concrete test block 600 in a balanced state, the base 100 will move, which indicates that the rebound detection result is inaccurate, and adjustment is needed, so that the detection accuracy is guaranteed.
The construction subject concrete structure inspection system of the present application is further described with reference to fig. 1 and 2 in conjunction with a specific use procedure.
In a first step, a cylindrical concrete test block 600 is drilled from a concrete member for rebound testing by the resiliometer 500.
And secondly, placing the concrete test block 600 in the center of the chuck 210, and driving the claw 220 to radially move by the driving handle 230 to coaxially and fixedly clamp the concrete test block 600. At this time, the upper end of the concrete block 600 passes through the center hole 420 of the annular bottom plate 410 and protrudes into the avoidance space on the mounting frame 400.
Third, the detection position is marked on the concrete test block 600, and the guide frame 450 is moved up and down to drive the resiliometer 500 to move up and down synchronously, so that the resiliometer 500 is aligned to the detection position of the concrete test block 600.
Fourth, the resiliometer 500 on the guide frame 450 is pushed to move along the radial synchronous guide of the mounting frame 400, and the rebound detection is performed on the concrete test block 600. The plurality of resiliometers 500 uniformly distributed around the axial line of the concrete test block 600 simultaneously apply a pushing force to the concrete test block 600, so that the stress of the concrete test block 600 in the circumferential direction is balanced, the occurrence of bending moment of the concrete test block 600 is avoided, and the accuracy of a rebound test result is ensured.
In the above process, since the positioning mechanism is disposed on the base 100, and the bottom of the base 100 is uniformly provided with at least three moving wheels 110, the positioning mechanism can move freely. If the resiliometer 500 around the concrete test block 600 cannot synchronously push the concrete test block 600 with the same force, the concrete test block 600 is unbalanced in stress and then drives the base 100 to move, so that the test personnel is prompted to detect that the result is inaccurate, the rebound test stroke of the resiliometer 500 is asynchronous, and the stroke of the resiliometer 500 needs to be adjusted and detected again.
Of course, the construction main body concrete structure detection system of the present utility model is not limited to the above-described embodiment, and several other embodiments different from the construction main body concrete structure detection system in the above-described examples are provided below.
In other embodiments of the present utility model for building body concrete structure detection system, the differences from the above-described embodiments are: the mounting frame and the fixed clamp can be assembled and connected without adopting the supporting frame, and the mounting frame and the fixed assembly can be relatively rotated, so that the resiliometer and the concrete test block relatively rotate, the detection position of the resiliometer on the concrete test block is changed, and the rebound value data of multiple groups of different positions can be conveniently and rapidly measured.
Specifically, in other embodiments, the fixing clamp is rotatably assembled on the base, and the mounting frame is assembled and connected with the base through the supporting frame, so that the mounting frame is fixedly installed on the base. After the rebound detection of the rebound instrument on the last position of the concrete test block is completed, the fixing clamp can drive the concrete test block to synchronously rotate, so that the concrete test block rotates relative to the rebound instrument, and the rebound instrument points to another detection position of the concrete test block, thereby rapidly and accurately carrying out rebound detection on different detection positions of the concrete test block, obtaining rebound values of multiple groups of different detection positions, and being beneficial to improving detection precision and detection efficiency.
Of course, in other embodiments, the fixing clamp can be fixedly installed on the base, so that the installation frame is connected with the fixing clamp or the base in a rotating and assembling manner through the supporting frame, and the installation frame drives the guide frame and the resiliometer to rotate relative to the base and the fixing clamp, so that the detection position of the resiliometer on the concrete test block is changed, and multiple groups of rebound value data of different positions of the concrete test block are obtained rapidly and accurately.
In other embodiments of the present utility model for building body concrete structure detection system, the differences from the above-described embodiments are: in positioning mechanism, the resiliometer that quantity is the same, guiding hole and curb plate also can only set up one or set up more than two, when setting up more than two, resiliometer, guiding hole and curb plate are around its common axis circumference evenly distributed, guarantee simultaneously that mounting bracket and mounting fixture are coaxial to be set up, the coaxial centre gripping concrete test block of mounting fixture, and the resiliometer along the radial direction of mounting bracket remove the assembly can, also can guarantee that the resiliometer is to the quick, accurate rebound detection of concrete test block.
In other embodiments of the present utility model for building body concrete structure detection system, the differences from the above-described embodiments are: the bottom of the base is not provided with a moving wheel, so that the position of the base is kept unchanged; or the positioning mechanism is directly and stably placed on a plane without a base.
In other embodiments of the present utility model for building body concrete structure detection system, the differences from the above-described embodiments are: the guide frame can also adopt the barrel structure to set up, and the vertical direction of barrel is assembled on the mounting bracket, and the guiding hole also need not be offered on the cooperation arch, but directly evenly offer the guiding hole along circumference on the wall of barrel to be used for the direction to assemble the resiliometer.
In other embodiments of the present utility model for building body concrete structure detection system, the differences from the above-described embodiments are: the side plate of the mounting frame can be integrally arranged to be completely enclosed in a cylindrical shape so as to vertically guide and assemble the guide frame, and a locking assembly is required to be arranged between the guide frame and the mounting frame, so that the position of the guide frame is fixed, and the position reliability of the guide frame during rebound test is ensured.
In other embodiments of the present utility model for building body concrete structure detection system, the differences from the above-described embodiments are: the guide frame can also be directly and fixedly arranged on the mounting frame, so that the position of the guide frame is kept unchanged, and the resiliometer is stably supported.
In other embodiments of the present utility model for building body concrete structure detection system, the differences from the above-described embodiments are: the bottom of the mounting frame also can be free from arranging an annular bottom plate, the mounting frame and the fixing clamp can be free from assembly connection relation, the mounting frame is directly and stably supported by the additionally arranged supporting frame, and the mutual influence of the fixing clamp and the mounting frame due to the assembly connection relation is avoided.
The above examples only show a few specific embodiments of the present utility model, and the description thereof is more specific and detailed, and for brevity, all of the possible combinations of the features of the above examples are not described, but rather should not be construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, it is possible to make several variations and modifications without departing from the spirit of the present utility model, as long as there are no contradictions between the combinations of these technical features, which should be considered as the scope of the present description. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. The utility model provides a building main part concrete structure detecting system for detect cylindric concrete test block, including positioning mechanism and resiliometer, the resiliometer is assembled on the positioning mechanism, its characterized in that:
positioning mechanism includes mounting fixture, mounting bracket and leading truck, mounting fixture can the fixed centre gripping of coaxial the concrete test block, the mounting bracket sets up coaxially the top of mounting fixture, so that the axis of mounting bracket with the axis coincidence of concrete test block, be provided with on the mounting bracket and dodge the space, the upper end of concrete test block stretches into dodge in the space, the leading truck assembly is in on the mounting bracket, the resiliometer is followed the radial direction assembly of mounting bracket is in on the leading truck, the axis of resiliometer is directed perpendicularly the axis of mounting bracket.
2. The system for detecting the concrete structure of the building main body according to claim 1, wherein a plurality of rebound apparatuses are arranged, guide holes are formed in the guide frame, the number of the guide holes is the same as that of the rebound apparatuses, the guide holes are uniformly distributed at intervals in the circumferential direction of the mounting frame, the axes of the guide holes extend in the radial direction of the mounting frame, and the rebound apparatuses are correspondingly guided and assembled in the guide holes one by one.
3. The building body concrete structure detection system according to claim 1, wherein the fixing jig comprises a chuck and at least three jaws, the jaws are uniformly distributed circumferentially around an axis of the chuck, and the jaws can be synchronously moved in a radial direction of the chuck to coaxially fix and clamp the concrete test block.
4. The system of claim 1, wherein the guide frame is mounted on the mounting frame in a vertically oriented manner, and the resiliometer is capable of following the guide frame to move vertically in synchronization to change the detection position of the concrete test block.
5. The building main body concrete structure detection system according to claim 4, wherein the mounting frame comprises an annular bottom plate and a side plate, the annular bottom plate and the fixing clamp are coaxially arranged, the annular bottom plate and the side plate enclose an avoidance space, a matching long hole is formed in the side plate in a penetrating manner along the radial direction of the annular bottom plate, the matching long hole extends along the vertical direction, the guide frame is vertically guided and matched with the matching long hole, the annular bottom plate is provided with a central hole, and the concrete test block upwards passes through the central hole and stretches into the avoidance space.
6. The building body concrete structure detection system according to claim 5, wherein the guide frame comprises an annular frame and a fitting protrusion, the annular frame is coaxially arranged with the annular bottom plate, the fitting protrusion is vertically guided and fitted with the fitting long hole, the fitting protrusion and the fitting long hole are uniformly distributed around the axial line of the mounting frame in the circumferential direction, and the guide hole is arranged on the fitting protrusion.
7. The system of claim 1, further comprising a base, wherein the positioning mechanism is disposed on the base, and wherein the fixture and the mounting bracket are capable of rotating relative to each other to change the detection position of the resiliometer on the concrete test block.
8. The system according to claim 7, wherein the fixture is rotatably mounted on the base, and the mounting frame is in rotation-stopping engagement with the base, such that the fixture can drive the concrete test block to rotate synchronously with respect to the mounting frame.
9. The system according to claim 7, wherein the fixture is fixedly disposed on the base, and the mounting frame is capable of rotating to drive the guide frame and the resiliometer to rotate.
10. The system for inspecting a concrete structure of a building body according to claim 7, wherein the bottom of the base is uniformly provided with at least three moving wheels.
CN202310780234.1A 2023-06-29 2023-06-29 Building main body concrete structure detecting system Active CN116499915B (en)

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