CN115015014B - Building structure strength detection system based on Internet of things - Google Patents
Building structure strength detection system based on Internet of things Download PDFInfo
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- CN115015014B CN115015014B CN202210943898.0A CN202210943898A CN115015014B CN 115015014 B CN115015014 B CN 115015014B CN 202210943898 A CN202210943898 A CN 202210943898A CN 115015014 B CN115015014 B CN 115015014B
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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
- G01N3/40—Investigating hardness or rebound hardness
- G01N3/52—Investigating hardness or rebound hardness by measuring extent of rebound of a striking body
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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
Abstract
The invention provides a building structure strength detection system based on the Internet of things, and relates to the field of building detection devices. The technical problem of solve is when using the connecting rod, can't all observe to the tiny hole or the cement arch of the high place region of awaiting measuring and target in place, cause the numerical value that the resiliometer surveyed to have some deviations. The technical scheme is as follows: a building structure strength detection system based on the Internet of things comprises a trolley; the equal rigid coupling in the left and right sides of side has electric lift pole on the handcart, rotates between two electric lift poles to be connected with first casing, is equipped with reciprocal measuring mechanism in the first casing, and reciprocal measuring mechanism's front end is equipped with detection mechanism. According to the invention, through the detection mechanism, the wall body is used for extruding the two detection rods, whether a hole exists in the to-be-detected area or not and whether cement bulge exists or not are detected, the deviation of the to-be-detected values of the hole and the cement bulge in the to-be-detected area is avoided, the strength detection result of the to-be-detected wall body is influenced, and the error of wall body strength detection is reduced.
Description
Technical Field
The invention belongs to the field of building measuring devices, and particularly relates to a building structure strength detection system based on the Internet of things.
Background
The strength of a concrete structure of a building is measured by a detection instrument during building construction, the surface hardness of the concrete has a certain relation with the ultimate strength of the concrete, a bounce counter weight of a resiliometer is struck on the surface of the concrete by certain elasticity, and the rebound height of the rebound counter weight has a certain relation with the surface hardness of the concrete, so that the surface hardness of the concrete can be tested by using the resiliometer, and the carbonization depth of the concrete is combined to indirectly measure the strength of the concrete.
The resilience method is the most widely used structural concrete compressive strength detection method in China at present, the current measurement method is that the manual work holds the resiliometer to measure, the manual work reads the record and measures numerical value, because when measuring eminence or building indoor roof, need the manual work to hold the resiliometer and measure the measuring point of eminence through climbing appurtenance, or through installing the resiliometer on the connecting rod, measure the measuring point of eminence through the manual work hand connecting rod, but when using the climbing appurtenance, because both hands can not grasp the fixture and fix body balance, fall down from climbing appurtenance very easily, lead to the emergence of incident, when using the connecting rod, can't all observe the target to the tiny hole or the cement arch of the district that awaits measuring to the height, cause the numerical value that the resiliometer measured to have the deviation, influence the wall strength testing result.
Disclosure of Invention
The invention provides an Internet of things-based building structure strength detection system capable of detecting flatness of a position to be detected, and aims to solve the technical problems that when a high place is measured or an indoor roof of a building is measured, workers can easily fall off from a climbing auxiliary tool by using a climbing tool to cause safety accidents, and when a connecting rod is used, small holes or cement bulges in a high place to be detected cannot be completely observed in place, so that numerical values measured by a resiliometer are deviated.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a building structure intensity detecting system based on thing networking, including the handcart, be provided with the battery on the handcart, be provided with control module on the handcart, control module passes through thing networking communication network with remote control terminal and is connected, the equal rigid coupling in the left and right sides of side has electric lift rod on the handcart, two electric lift rod's flexible end rigid couplings have a fixed support board, the equal rigid coupling in the left and right sides of side has first button head mount in the fixed support board, it is connected with first casing to rotate between two first button head mounts, the detachable step motor that installs in the left part of side on the fixed support board, step motor's output shaft and first casing rigid coupling, be equipped with reciprocal measuring mechanism in the first casing, reciprocal measuring mechanism is used for measuring wall body strength, reciprocal measuring mechanism, control module, step motor and two electric lift rod all are connected with the battery electricity, reciprocal measuring mechanism, step motor and two electric lift rod all are connected with the control module electricity, the front end of reciprocal measuring mechanism is equipped with detection mechanism, detection mechanism is used for detecting the roughness at the position that awaits measuring, be provided with protruding clearance mechanism on the detection mechanism, the detection mechanism is used for clearing up the protruding clearance of wall position that awaits measuring, the measuring mechanism, the influence of work is avoided the measuring mechanism to be measured.
Further, reciprocal measuring mechanism is including servo motor, servo motor rigid coupling is in the inside right side of first casing, servo motor is connected with battery and control module electricity respectively, the interior upper portion of first casing rotates and is connected with reciprocal lead screw, the right part rigid coupling of reciprocal lead screw has first gear, the rigid coupling has scarce gear on servo motor's the output shaft, first gear and scarce gear cooperation, upper portion sliding connection has the second casing in the first casing, second casing and reciprocal lead screw threaded connection, lower part rotating connection has the spline bar in the first casing, the right part rigid coupling of spline bar has the second gear, second gear and scarce gear meshing, be provided with reciprocal subassembly in the second casing, reciprocal subassembly is used for measuring many times, be provided with measuring component in the second casing, measuring component is used for measuring wall body strength.
Further, the reciprocating component comprises a sliding shell, the sliding shell is connected in the second shell in a sliding mode, the rear end of the sliding shell is fixedly connected with a sliding frame, the sliding frame is connected with the second shell in a sliding mode, a first tension spring is fixedly connected between the sliding shell and the second shell, the lower portion of the second shell is connected with a third gear in a rotating mode, the third gear is connected with a spline rod in a sliding mode, the second shell is connected with the spline rod in a sliding mode, the lower portion of the second shell is connected with a first toothed plate in a sliding mode, the first toothed plate is meshed with the third gear, the front end of the first toothed plate is arranged to be an inclined surface, a cavity is formed in the upper portion of the first toothed plate, a sliding rod is connected to the cavity in the first toothed plate in a sliding mode, the sliding rod is in contact fit with the sliding frame, a first spring is fixedly connected between the sliding rod and the first toothed plate, and the elastic coefficient of the first spring is larger than that of the first tension spring.
Further, the measuring component is including first sliding plate, and first sliding plate is equipped with two, and two equal sliding connection of first sliding plate have a stopper in the inside of slip casing, the lower part sliding connection of the first sliding plate of rear side, and the lower extreme of stopper sets up to right angle trapezoidal piece, and the rigid coupling has the second extension spring between stopper and the first sliding plate of rear side, and demountable installation has the resiliometer between two first sliding plates, and the rigid coupling has the second spring between the slip casing of first sliding plate and front side.
The detection mechanism comprises two rectangular fixing frames, the two rectangular fixing frames are arranged in an up-and-down symmetrical mode, the two rectangular fixing frames are fixedly connected to the front end of the sliding shell, two second sliding plates are slidably connected between the two rectangular fixing frames, the two second sliding plates are arranged in a bilateral symmetrical mode, a second toothed plate is fixedly connected to the left portion and the right portion of the upper end of the front first sliding plate, two fourth gears are rotatably connected to the front portion of the upper side of the sliding shell, the two fourth gears are arranged in a bilateral symmetrical mode, the two second toothed plates are respectively meshed with the adjacent fourth gears, the upper sides of the two second sliding plates are respectively fixedly connected with third toothed plates through connecting frames, the two third toothed plates are arranged in a staggered mode, the two third toothed plates are respectively meshed with the adjacent fourth gears, the two third toothed plates are respectively arranged in a staggered mode, the two second sliding plates are respectively connected with detection rods in an equal sliding mode, the upper portion of the left second sliding plate is fixedly connected with a first limiting rod hole, a cavity is formed in the first limiting rod, the lower limiting rod is arranged below the front limiting rod, the front portion of the first limiting rod and the lower side of the second sliding plate, the second sliding plate are connected with a spring component for measuring a spring, and a spring component for measuring the left side of the second sliding plate.
Furthermore, the first limiting rod and the second limiting rod are equal in length, the first limiting rod and the second limiting rod of the two position detecting rods are in a convex shape, and the position detecting rods are used for detecting whether holes exist in the position to be detected or not.
Furthermore, the front ends of the two position detection rods are respectively provided with a half round table, and the diameter of the half round table at the front ends of the two position detection rods is smaller than that of the rebound tester detection rod, so that whether the to-be-detected part of the wall body is flat or not can be detected.
Further, the hole stop-test assembly comprises a fourth toothed plate, the fourth toothed plate is fixedly connected to the lower side surface of the left locating rod, the lower portion of the left second sliding plate is rotatably connected with a fifth gear, the fifth gear is meshed with the fourth toothed plate, the lower portion of the left second sliding plate is slidably connected with a fifth toothed plate, the fifth toothed plate and the fourth toothed plate are arranged in an up-and-down symmetrical mode, the fifth gear is meshed with the fifth toothed plate, the lower end of the fifth toothed plate is fixedly connected with a fixing rod, the rear end of the fixing rod is slidably connected with a sixth toothed plate, a fourth spring is fixedly connected between the sixth toothed plate and the fixing rod, the elastic coefficient of the fourth spring is larger than that of a second tension spring, the right side surface of the lower portion of the rear first sliding plate is rotatably connected with a sixth gear, the sixth toothed plate is meshed with the sixth gear, the right side surface of the limiting block is fixedly connected with a seventh toothed plate, and the seventh toothed plate is meshed with the sixth gear.
Further, protruding clearance mechanism is including second button head mount, second button head mount rigid coupling is in the leading flank of downside rectangle mount, second button head mount is located the right side of second gag lever post, it is connected with seventh gear to rotate on the second button head mount, the rigid coupling has eighth pinion rack on the downside of right side probe rod, eighth pinion rack and seventh gear cooperation, the left side rigid coupling of seventh gear has first bevel gear, the rigid coupling has second bevel gear on the second gag lever post, second bevel gear and first bevel gear meshing, the anterior rigid coupling of second gag lever post has the clearance pole, the sealed sliding connection in the cavity of first gag lever post has the piston rod, the rear end of piston rod passes through the upper portion of connecting rod rigid coupling in left side probe rod trailing flank, the connecting rod and the adjacent second sliding plate sliding connection of piston rod rear end.
Furthermore, the upper part of the rear side surface of the cleaning rod is provided with an inclined surface for cleaning the cement bulge.
Compared with the prior art, the invention has the following advantages: according to the invention, through the reciprocating measuring mechanism, the output shaft of the servo motor drives the notched gear to rotate clockwise, the two locating rods are driven to move backwards under the extrusion of the wall before the first locating rod and the second locating rod contact the wall surface, the distance between the resiliometer and the wall is positioned, the left locating rod drives the fourth toothed plate to move backwards, the resiliometer is driven to move forwards to contact the wall surface, and the strength of the wall body to be measured is detected; by the detection mechanism, the wall body is used for extruding the two detection rods, whether a hole exists in the to-be-detected area or not and whether a cement bulge exists or not are detected, the situation that the strength detection result of the to-be-detected wall body is influenced due to the fact that the deviation exists between the to-be-detected values of the hole and the cement bulge in the to-be-detected area is avoided, and the error of wall body strength detection is reduced; through protruding clearance mechanism, the distance that utilizes the probe rod to receive the protruding extrusion of cement after to the rearward movement lengthens, the transmission clearance pole rotates scrapes the cement arch, avoid the protruding numerical value that awaits measuring of position of cement to influence the intensity detection of wall body, the transmission piston rod is discharged through the hole of the anterior downside of first gag lever post with inspiratory outside air to removing simultaneously, the dust that produces when scraping the cement arch with the clearance pole blows away, the dust that produces when avoiding the clearance pole to scrape the cement arch, the error that wall body intensity detected has been reduced.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a first perspective sectional view of the reciprocating measuring mechanism of the present invention.
Fig. 3 is a sectional view of a second three-dimensional structure of the reciprocating measuring mechanism of the present invention.
Fig. 4 is a sectional view of a first partial three-dimensional structure of the reciprocating measuring mechanism of the present invention.
FIG. 5 is a cross-sectional view of a third alternate embodiment of the reciprocating measuring mechanism of the present invention.
FIG. 6 is a sectional view of a second partial perspective structure of the reciprocating measuring mechanism of the present invention.
Fig. 7 is a sectional view of a first partial three-dimensional structure of the detection mechanism of the present invention.
Fig. 8 is a partial perspective view of the detecting mechanism of the present invention.
Fig. 9 is a sectional view of a second partial perspective structure of the detection mechanism of the present invention.
Fig. 10 is a sectional view showing a third partial perspective structure of the detecting unit of the present invention.
FIG. 11 is a sectional view of a first partial perspective view of the protrusion clearing mechanism of the present invention.
FIG. 12 is a sectional view of a second partial perspective view of the bump clearance mechanism of the present invention.
FIG. 13 is a sectional view of a third partial perspective view of the protrusion clearing mechanism of the present invention.
Number designation in the figures: 101-trolley, 102-electric lifting rod, 103-fixed support plate, 104-first round-head fixed mount, 105-first housing, 106-stepping motor, 201-servo motor, 202-reciprocating lead screw, 203-first gear, 204-missing gear, 205-second housing, 206-spline rod, 207-second gear, 208-sliding housing, 209-sliding frame, 210-first tension spring, 211-third gear, 212-first toothed plate, 213-sliding rod, 214-first spring, 215-first sliding plate, 216-limited block, 217-second tension spring, 218-resiliometer, 219-second spring, 301-a rectangular fixing frame, 302-a second sliding plate, 303-a second toothed plate, 304-a fourth gear, 305-a third toothed plate, 306-a positioning rod, 307-a first limiting rod, 308-a second limiting rod, 309-a third spring, 310-a fourth toothed plate, 311-a fifth gear, 312-a fifth toothed plate, 313-a fixing rod, 314-a sixth toothed plate, 315-a fourth spring, 316-a sixth gear, 317-a seventh toothed plate, 401-a second round-head fixing frame, 402-a seventh gear, 403-an eighth toothed plate, 404-a first bevel gear, 405-a second bevel gear, 406-a cleaning rod, 407-a piston rod.
Detailed Description
The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.
Example 1
The building structure strength detection system based on the Internet of things comprises a trolley 101, a battery is arranged on the trolley 101, a control module is arranged on the trolley 101 and is connected with a remote control terminal through a communication network of the Internet of things, electric lifting rods 102 are all in bolted connection with the left portion and the right portion of the upper side of the trolley 101, telescopic ends of the two electric lifting rods 102 are in bolted connection with a fixed supporting plate 103, first round-head fixing frames 104 are welded on the left portion and the right portion of the upper side of the fixed supporting plate 103, a first shell 105 is connected between the two first round-head fixing frames 104 in a rotating mode, a stepping motor 106 is in bolted connection with the left portion of the upper side of the fixed supporting plate 103, an output shaft of the stepping motor 106 is fixedly connected with the first shell 105, a reciprocating measurement mechanism is arranged in the first shell 105 and used for measuring the strength of a wall body, the reciprocating measurement mechanism, the control module, the stepping motor 106 and the two electric lifting rods 102 are all electrically connected with the battery, the reciprocating measurement mechanism, the stepping motor 106 and the two electric lifting rods 102 are electrically connected with the control module, a detection mechanism to be detected is arranged at the front end of the reciprocating measurement mechanism and is used for detecting the flatness of the position, the detection mechanism is used for detecting the flatness of the wall surface, and for avoiding influence of the reciprocating measurement mechanism on the detection mechanism, and the detection mechanism to be detected, and the reciprocating measurement mechanism.
When the strength of the wall needs to be detected, a measuring person divides a to-be-detected area of the wall, each to-be-detected area is divided into sixteen to-be-detected areas, the measuring person pushes the trolley 101 to a to-be-detected position, the measuring person controls the two electric lifting rods 102 through the remote control terminal, the two electric lifting rods 102 drive the accessory objects to move, when the reciprocating measuring mechanism moves to the first measuring area of the first to-be-detected area of the wall to be detected, the measuring person stops the two electric lifting rods 102 through the remote control terminal, the working person starts the reciprocating measuring mechanism through the remote control terminal, the reciprocating measuring mechanism works to drive the detecting mechanism and the bulge cleaning mechanism to move towards the wall to be detected, when the detecting mechanism contacts the wall, the detecting mechanism and the bulge cleaning mechanism do not move any more, the reciprocating measuring mechanism moves forwards until the reciprocating measuring mechanism contacts the wall to detect the strength of the wall, after the detection is finished, the reciprocating measuring mechanism moves leftwards to the second to-be-detected area of the first to-be-detected area, the reciprocating measuring mechanism and the reciprocating measuring mechanism moves downwards to the second to the remote measuring area through the remote control terminal 102, the two electric lifting rods 102, the reciprocating measuring mechanism is reset step, the reciprocating measuring mechanism is completed, the manual lifting rod to reset step is completed, the manual lifting rod to move the reciprocating measuring mechanism until the reciprocating measuring mechanism is completed, and the reciprocating measurement mechanism can transmit the detected data to the control module, and the control module transmits the data to the remote control terminal through the Internet of things communication network.
When the upper end of the wall body to be measured is an inclined surface, a measurer starts the stepping motor 106 through the remote control terminal, the stepping motor 106 drives the first shell 105 to rotate through the gear, the stepping motor 106 is stopped until the reciprocating measuring mechanism is perpendicular to the wall body to be measured, and the steps are repeated.
In the process, when the detection mechanism detects that the position to be detected is provided with the hole, the detection mechanism drives the reciprocating measurement mechanism to stop measuring the position, and the influence of the value to be detected of the position to be detected of the hole on the strength detection of the wall body is avoided.
In the process, when the detection mechanism detects that the position to be detected is provided with the cement bulge, the bulge cleaning mechanism works to knock down the cement bulge at the position to be detected, so that the strength detection of the wall body is prevented from being influenced by the value to be detected of the cement bulge position to be detected.
Example 2
On the basis of embodiment 1, as shown in fig. 2 to 6, the reciprocating measuring mechanism includes a servo motor 201, the servo motor 201 is connected to the right side inside the first housing 105 by bolts, the servo motor 201 is respectively electrically connected to the battery and the control module, the inner upper portion of the first housing 105 is rotatably connected to a reciprocating lead screw 202, the right portion of the reciprocating lead screw 202 is connected to a first gear 203 by a key, the output shaft of the servo motor 201 is connected to a missing gear 204 by a key, the first gear 203 is matched with the missing gear 204, the inner upper portion of the first housing 105 is slidably connected to a second housing 205, the second housing 205 is connected to the reciprocating lead screw 202 by screw threads, the inner lower portion of the first housing 105 is rotatably connected to a spline rod 206, the right key of the spline rod 206 is connected with a second gear 207, the second gear 207 is meshed with the missing gear 204, a reciprocating component is arranged in the second shell 205 and used for measuring for multiple times, a measuring component is arranged in the second shell 205 and used for measuring the strength of the wall, the missing gear 204 is driven to rotate through an output shaft of the servo motor 201, the reciprocating component and the measuring component are driven to move forwards to measure the strength of the wall, when the missing gear 204 is meshed with the first gear 203, the second shell 205 is driven to move left and right, the purpose of automatically detecting the strength of the wall is achieved, and the trouble of manually removing measuring records one by one is omitted.
As shown in fig. 2 to 6, the reciprocating assembly includes a sliding housing 208, the sliding housing 208 is slidably connected in the second housing 205, a sliding frame 209 is welded at the rear end of the sliding housing 208, the sliding frame 209 is slidably connected with the second housing 205, a first tension spring 210 is fixedly connected between the sliding housing 208 and the second housing 205, a third gear 211 is rotatably connected to the lower portion of the second housing 205, the third gear 211 is slidably connected with a spline rod 206, the second housing 205 is slidably connected with the spline rod 206, the lower portion of the second housing 205 is slidably connected with a first toothed plate 212, the first toothed plate 212 is engaged with the third gear 211, the front end of the first toothed plate 212 is provided with an inclined surface for driving the sliding housing 208 to move forward, a cavity is formed in the upper portion of the first toothed plate 212, a sliding rod 213 is slidably connected in the cavity on the first toothed plate 212, the sliding rod 213 is in contact with the sliding frame 209 for driving the sliding housing 208 to move forward, a first spring 214 is fixedly connected between the sliding rod 213 and the first toothed plate 212, an elastic coefficient of the first spring 214 is greater than an elastic coefficient of the first spring 210 for driving the transmission housing 208 to move forward through a measurement gap, and a measurement motor 204.
As shown in fig. 2 to 6, the measuring assembly includes two first sliding plates 215, the two first sliding plates 215 are slidably connected inside the sliding housing 208, the lower portion of the rear first sliding plate 215 is slidably connected with a limiting block 216, the lower end of the limiting block 216 is a right-angled trapezoidal block, the right-angled trapezoidal block at the lower end of the limiting block 216 is matched with the inclined surface at the front end of the first toothed plate 212 and used for driving a resiliometer 218 to measure a part to be measured, a second tension spring 217 is fixedly connected between the limiting block 216 and the rear first sliding plate 215, the resiliometer 218 is connected between the two first sliding plates 215 by bolts, the resiliometer 218 is electrically connected with the control module, a second spring 219 is fixedly connected between the first sliding plate 215 and the front sliding housing 208, the limiting block 216 is squeezed by the first toothed plate 212, and the driving resiliometer 218 moves forward to detect the strength of the wall.
As shown in fig. 7-10 and 13, the detecting mechanism includes two rectangular fixing frames 301, the two rectangular fixing frames 301 are disposed symmetrically up and down, the two rectangular fixing frames 301 are welded to the front end of the sliding housing 208, two second sliding plates 302 are connected between the two rectangular fixing frames 301 in a sliding manner, the two second sliding plates 302 are disposed symmetrically left and right, the second toothed plates 303 are welded to the left and right portions of the upper end of the first sliding plate 215 on the front side, two fourth gears 304 are rotatably connected to the front portion of the upper side of the sliding housing 208, the two fourth gears 304 are disposed symmetrically left and right, the two second toothed plates 303 are respectively engaged with the adjacent fourth gears 304, the third toothed plates 305 are welded to the upper sides of the two second sliding plates 302 through the connecting frame, the two third toothed plates 305 are arranged in a staggered manner, the two third toothed plates 305 are respectively engaged with the adjacent fourth gears 304, the two third toothed plates 305 are respectively arranged in a staggered manner with the adjacent second toothed plates 303, the two second sliding plates 302 are internally and respectively connected with a position detection rod 306 in a sliding manner, the front ends of the two position detection rods 306 are respectively provided with a half round table, the diameter of the half round table at the front ends of the two position detection rods 306 is smaller than that of the position detection rod of the resiliometer 218 and is used for detecting whether the part to be detected of the wall is flat or not, the upper part of the left second sliding plate 302 is fixedly connected with a first limiting rod 307, a cavity is formed in the first limiting rod 307, a hole is formed in the lower side of the front part of the first limiting rod 307, the hole in the front part of the first limiting rod 307 is communicated with the cavity in the first limiting rod, a second limiting rod 308 is rotatably connected on the rectangular fixing frame 301 at the lower side, the lengths of the first limiting rod 307 and the second limiting rod 308 are equal, the first limiting rod 307 and the second limiting rod 308 of the two position detection rods 306 are in a convex shape, and the position detection rod 306 is used for detecting whether the hole and the cement bulge exist in the part to be detected, the two probe rods 306 are respectively fixedly connected with the adjacent second sliding plates 302 through third springs 309, hole stop components are arranged inside the left second sliding plate 302 and used for stopping the resiliometer 218 from measuring a part to be measured, and when the first limiting rod 307 and the second limiting rod 308 are used for contacting a wall surface, the two probe rods 306 move backwards under the extrusion of the wall surface to detect whether holes and cement bulges exist in the part to be measured.
As shown in fig. 7-10, the hole stop-test assembly includes a fourth toothed plate 310, the fourth toothed plate 310 is welded to the lower side surface of the left detection rod 306, the lower portion of the left second sliding plate 302 is rotatably connected with a fifth gear 311, the fifth gear 311 is engaged with the fourth toothed plate 310, the lower portion of the left second sliding plate 302 is slidably connected with a fifth toothed plate 312, the fifth toothed plate 312 and the fourth toothed plate 310 are arranged in an up-down symmetrical manner, the fifth gear 311 is engaged with the fifth toothed plate 312, the lower end of the fifth toothed plate 312 is welded with a fixing rod 313, the rear end of the fixing rod 313 is slidably connected with a sixth toothed plate 314, a fourth spring 315 is fixedly connected between the sixth toothed plate 314 and the fixing rod 313, the elastic coefficient of the fourth spring 315 is greater than that of the second tension spring 217, the right side surface of the lower portion of the rear first sliding plate 215 is rotatably connected with a sixth gear 316, the sixth toothed plate 314 is engaged with the sixth gear, the right side surface 316 of the limiting block 216 has a seventh toothed plate 317, the seventh toothed plate 317 is engaged with the sixth gear 316, the fourth toothed plate 310 moves toward the rear side of the rear side, and the limiting block 216 moves to prevent the measured value of the wall from being influenced by the rebound tester.
As shown in fig. 11-13, the bulge cleaning mechanism comprises a second round-head holder 401, the second round-head holder 401 is fixedly connected to the front side of the lower rectangular holder 301, the second round-head holder 401 is located at the right side of the second limiting rod 308, a seventh gear 402 is rotatably connected to the second round-head holder 401, an eighth gear 403 is fixedly connected to the lower side of the right detecting rod 306, the eighth gear 403 is matched with the seventh gear 402, a first bevel gear 404 is fixedly connected to the left side of the seventh gear 402, a second bevel gear 405 is fixedly connected to the second limiting rod 308, the second bevel gear 405 is meshed with the first bevel gear 404, a cleaning rod 406 is fixedly connected to the front portion of the second limiting rod 308, the upper portion of the rear side of the cleaning rod 406 is provided with an inclined surface for cleaning the cement bulge, the distance that utilizes the locating rod 306 to receive cement arch extrusion back to remove lengthens, transmission clearance pole 406 rotates and scrapes the cement arch, avoid the numerical value that awaits measuring of the protruding position that awaits measuring of cement to influence the intensity detection of wall body, sealed sliding connection has piston rod 407 in the cavity of first gag lever post 307, the rear end of piston rod 407 passes through the connecting rod rigid coupling in the upper portion of left side locating rod 306 trailing flank, the connecting rod and the adjacent second sliding plate 302 sliding connection of piston rod 407 rear end, the distance that utilizes the locating rod 306 to receive cement arch extrusion back to remove lengthens, transmission piston rod 407 removes the outside air that will inhale through the hole of the anterior downside of first gag lever post 307, blow away the dust that produces when cleaning rod 406 scrapes the cement arch.
When the strength of the wall needs to be detected, a measurer divides areas to be detected of the wall, each area to be detected is divided into sixteen areas to be detected, the measurer pushes the trolley 101 to a position to be detected, the measurer controls the two electric lifting rods 102 through the remote control terminal, the two electric lifting rods 102 drive the accessories to move, until the resiliometer 218 is perpendicular to the first measurement area of the first area to be detected of the wall to be detected, the measurer turns off the two electric lifting rods 102 through the remote control terminal, the worker starts the servo motor 201 through the remote control terminal, the output shaft of the servo motor 201 drives the missing gear 204 to rotate clockwise in a right view, the missing gear 204 rotates clockwise to drive the second gear 207 to rotate counterclockwise, the second gear 207 drives the spline rod 206 to rotate counterclockwise, the spline rod 206 drives the third gear 211 to rotate counterclockwise, the third gear 211 rotates to drive the first gear 212 to move forward, the first toothed plate 212 drives the sliding rod 213 and the first spring 214 on the first toothed plate 212 to move forward, the sliding rod 213 drives the sliding frame 209 to move forward, the sliding frame 208 to stretch the first toothed plate 208, and the tension spring 210 is stretched forward, and the tension of the first toothed plate 210 is reduced by the tension spring 210.
The sliding shell 208 drives the two rectangular fixing frames 301 to move forward, the two rectangular fixing frames 301 drive the two second sliding plates 302 and the second limiting rods 308 to move forward, the left second sliding plate 302 drives the first limiting rod 307 to move forward, the two second sliding plates 302 respectively drive the adjacent position detection rods 306 to move forward until the two position detection rods 306 contact with a wall to be detected, the two position detection rods 306 are extruded by the wall and then respectively move backward relative to the adjacent second sliding plates 302, the two position detection rods 306 move backward and respectively extrude the adjacent third springs 309 until the first limiting rod 307 and the second limiting rod 308 contact with the wall, and the sliding shell 208 does not move forward any more.
In the process, the left locating rod 306 drives the fourth toothed plate 310 to move backwards, the fourth toothed plate 310 moves backwards to drive the fifth gear 311 to rotate clockwise, the fifth gear 311 rotates clockwise to drive the fifth toothed plate 312 to move forwards, the fifth toothed plate 312 drives the fixing rod 313 to move forwards, the fixing rod 313 moves forwards to drive the sixth gear 316 to rotate clockwise in a right view, the sixth gear 316 rotates clockwise to drive the seventh toothed plate 317 to move downwards, the seventh toothed plate 317 drives the limiting block 216 to move downwards, the limiting block 216 moves downwards to stretch the second tension spring 217, the second tension spring 217 is stretched to generate reverse tension, and until the first limiting rod 307 and the second limiting rod 308 contact the wall surface, the fourth toothed plate 310 does not move backwards, the fifth gear 311 does not rotate any more, and the transmission limiting block 216 does not move downwards any more.
At this time, since the sliding housing 208 does not move forward any more, the sliding rack 209 does not move forward any more, under the action of the sliding rack 209, the first toothed plate 212 moves forward to drive the sliding rod 213 to move backward, the sliding rod 213 moves backward to press the first spring 214, the first spring 214 is pressed to generate a reverse acting force, the first toothed plate 212 moves forward to press the limit block 216, the limit block 216 moves forward under the pressing of the first toothed plate 212, the limit block 216 drives the first sliding plate 215 at the rear side to move forward, the first sliding plate 215 at the rear side drives the resiliometer 218 to move forward, the resiliometer 218 moves forward to drive the first sliding plate 215 at the front side to move forward, the first sliding plate 215 at the front side moves forward to press the second spring 219, and the second spring 219 is pressed to generate a reverse acting force.
The first sliding plate 215 on the front side drives the two second toothed plates 303 to move forwards, the two second toothed plates 303 move forwards to drive the adjacent fourth gears 304 to rotate respectively, the two fourth gears 304 rotate to drive the adjacent two third toothed plates 305 to move outwards respectively, the two third toothed plates 305 drive the adjacent second sliding plates 302 to move outwards respectively, the two second sliding plates 302 drive the accessory objects to move outwards respectively, until the resiliometer 218 moves forwards between the two probe rods 306 and contacts the wall surface, the resiliometer 218 starts to detect a first measurement interval of a first to-be-detected area of the wall body to be detected, and until the first sliding plate 215 on the front side is limited by the sliding shell 208 and does not move forwards any more, the missing gear 204 and the second gear 207 are not meshed any more.
The testing device is reset to an initial state under the action of a first tension spring 210, a first spring 214, a second tension spring 217, a second spring 219 and a third spring 309 until a missing gear 204 is meshed with a first gear 203, the first gear 203 rotates anticlockwise under the action of the missing gear 204, the first gear 203 drives a reciprocating lead screw 202 to rotate anticlockwise, the reciprocating lead screw 202 rotates anticlockwise to drive a second shell 205 and accessories in the second shell to move leftwards until the missing gear 204 is not meshed with the first gear 203 any more, and a resiliometer 218 moves leftwards to a second testing interval of a first testing area vertical to a wall body to be tested.
And repeating the steps until the gear lack 204 is meshed with the second gear 207, stopping the servo motor 201 by a measuring person through the remote control terminal until the first row of the first to-be-measured area of the wall to be measured is completely measured, starting the two electric lifting rods 102 by the measuring person through the remote control terminal, driving the attached objects on the two electric lifting rods 102 to move downwards respectively, stopping the two electric lifting rods 102 by the measuring person through the remote control terminal until the resiliometer 218 moves to the last to-be-measured area of the second row of the first to-be-measured area perpendicular to the wall to be measured, repeating the steps until the to-be-measured area of the wall to be measured is completely measured, stopping the device by the measuring person through the remote control terminal, resetting the device to an initial state, and saving the manual operation of measuring and recording the numerical values of sixteen measuring points one by one.
When the upper end of the wall body to be measured is an inclined surface, a measurer starts the stepping motor 106 through the remote control terminal, the stepping motor 106 drives the first shell 105 to rotate through the gear, the stepping motor 106 is stopped until the resiliometer 218 is perpendicular to the wall body to be measured, and the steps are repeated.
In the above process, when a certain to-be-detected interval of the to-be-detected wall body, the contact position of the resiliometer 218 is provided with a hole, the first limiting rod 307 and the second limiting rod 308 contact the wall surface, the two detecting rods 306 are extruded by the wall surface and then respectively move backwards relative to the adjacent second sliding plates 302, the distance of the downward movement of the transmission limiting block 216 is not enough to enable the first toothed plate 212 to move forwards and the transmission limiting block 216 to move forwards, the limiting block 216 does not transmit the resiliometer 218 any more, when the two detecting rods 306 move forwards and contact the wall surface, the resiliometer 218 does not detect the to-be-detected interval, the strength detection of the wall body is prevented from being affected by the to-be-detected value of the hole to-be-detected position, meanwhile, the resiliometer 218 can transmit the detected data to the control module, and the control module transmits the data to the remote control terminal through the communication network.
Example 3
Based on embodiment 2, in the above process, when cement bulges exist at positions where the resiliometers 218 contact in a certain to-be-tested interval of the to-be-tested wall body, when the first limiting rod 307 and the second limiting rod 308 contact the wall surface, and the two probe rods 306 are extruded by the wall surface, distances of backward movement of the two adjacent second sliding plates 302 are respectively increased, the probe rod 306 on the right side drives the eighth toothed plate 403 to move backward, the eighth toothed plate 403 moves backward to drive the seventh gear 402 to rotate clockwise in the left view, the seventh gear 402 drives the first bevel gear 404 to rotate clockwise, the first bevel gear 404 rotates clockwise to drive the second bevel gear 405 to rotate counterclockwise in the front view, the second bevel gear 405 drives the second limiting rod 308 to rotate counterclockwise, and the second limiting rod 308 drives the cleaning rod 406 to rotate counterclockwise to scrape off the cement bulges, so that the to-be-tested value at the positions where the cement bulges are to be tested does not affect strength test of the wall body.
In the above process, the left probe rod 306 drives the piston rod 407 to move backwards through the connecting rod, and the piston rod 407 moves backwards to suck the outside air through the hole on the lower side of the front part of the first limit rod 307.
After the cleaning rod 406 rotates counterclockwise to scrape the cement bump, the two positioning rods 306 respectively move forward to a normal state relative to the adjacent second sliding plate 302 under the action of the adjacent third spring 309, the positioning rod 306 on the right side drives the eighth gear plate 403 to move forward, the eighth gear plate 403 moves forward to drive the seventh gear 402 to rotate counterclockwise in the left view, the seventh gear 402 drives the first bevel gear 404 to rotate counterclockwise, the first bevel gear 404 rotates counterclockwise to drive the second bevel gear 405 to rotate clockwise in the main view, the second bevel gear 405 drives the second limiting rod 308 to rotate clockwise, and the second limiting rod 308 drives the cleaning rod 406 to rotate clockwise to reset.
In the above-mentioned in-process, left probe rod 306 drives piston rod 407 through the connecting rod and moves forward, and piston rod 407 moves forward and discharges the outside air that inhales through the hole of the anterior downside of first gag lever post 307, blows away the dust that produces when scraping the cement arch off of clearance pole 406, avoids the dust that produces when avoiding clearance pole 406 to scrape off the cement arch, influences the numerical value that awaits measuring that records of the position that awaits measuring here, and then influences the intensity testing result of the wall body that awaits measuring.
Although the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the present invention.
Claims (6)
1. A building structure strength detection system based on the Internet of things comprises a trolley (101), a battery is arranged on the trolley (101), a control module is arranged on the trolley (101), the control module is connected with a remote control terminal through a communication network of the Internet of things, electric lifting rods (102) are fixedly connected to the left and the right of the upper side of the trolley (101), telescopic ends of the two electric lifting rods (102) are fixedly connected with a fixed supporting plate (103), the left and the right of the upper side of the fixed supporting plate (103) are fixedly connected with first round-head fixing frames (104), a first shell (105) is rotatably connected between the two first round-head fixing frames (104), a stepping motor (106) is detachably arranged on the left of the upper side of the fixed supporting plate (103), an output shaft of the stepping motor (106) is fixedly connected with the first shell (105), the building structure strength detection system is characterized by further comprising a reciprocating measurement mechanism, the reciprocating measurement mechanism is arranged in the first shell (105), the reciprocating measurement mechanism is used for measuring the strength of a wall body, the reciprocating measurement mechanism, the control module, the stepping motor (106) and the two electric lifting rods (102) are electrically connected with a reciprocating detection mechanism for cleaning the protrusion of the detection mechanism, and the detecting mechanism for cleaning the protrusion of the wall surface to be detected, the reciprocating detection mechanism, the reciprocating measuring mechanism drives the detecting mechanism and the bulge cleaning mechanism to work, so that the flatness of the part to be measured is prevented from influencing a test result;
the reciprocating measuring mechanism comprises a servo motor (201), the servo motor (201) is fixedly connected to the right side inside a first shell (105), the servo motor (201) is electrically connected with a battery and a control module respectively, the upper inner portion of the first shell (105) is rotatably connected with a reciprocating lead screw (202), the right portion of the reciprocating lead screw (202) is fixedly connected with a first gear (203), an output shaft of the servo motor (201) is fixedly connected with a missing gear (204), the first gear (203) is matched with the missing gear (204), the upper inner portion of the first shell (105) is slidably connected with a second shell (205), the second shell (205) is in threaded connection with the reciprocating lead screw (202), the lower inner portion of the first shell (105) is rotatably connected with a spline rod (206), the right portion of the spline rod (206) is fixedly connected with a second gear (207), the second gear (207) is meshed with the missing gear (204), a reciprocating assembly is arranged in the second shell (205), the reciprocating assembly is used for multiple measurement, a measuring assembly is arranged in the second shell (205), and the measuring assembly is used for measuring the strength of a wall body;
the reciprocating assembly comprises a sliding housing (208), the sliding housing (208) is connected in a second housing (205) in a sliding manner, a sliding frame (209) is fixedly connected at the rear end of the sliding housing (208), the sliding frame (209) is connected with the second housing (205) in a sliding manner, a first tension spring (210) is fixedly connected between the sliding housing (208) and the second housing (205), the lower part of the second housing (205) is rotatably connected with a third gear (211), the third gear (211) is connected with a spline rod (206) in a sliding manner, the second housing (205) is connected with the spline rod (206) in a sliding manner, the lower part of the second housing (205) is connected with a first toothed plate (212) in a sliding manner, the first toothed plate (212) is meshed with the third gear (211), the front end of the first toothed plate (212) is set to be an inclined surface, a cavity is formed in the upper part of the first toothed plate (212), a sliding rod (213) is connected in the cavity on the first toothed plate (212) in a sliding manner, the sliding rod (213) is matched with the sliding frame (209), the sliding frame (213) and the first toothed plate (212), the first toothed plate (212) is fixedly connected with the first spring (214), and the first tension spring (214) has a first spring coefficient of elasticity greater than that is fixedly connected with the first spring (214);
the measuring assembly comprises first sliding plates (215), the number of the first sliding plates (215) is two, the two first sliding plates (215) are connected to the inside of the sliding shell (208) in a sliding mode, the lower portion of the rear first sliding plate (215) is connected with a limiting block (216) in a sliding mode, the lower end of the limiting block (216) is a right-angle trapezoidal block, a second tension spring (217) is fixedly connected between the limiting block (216) and the rear first sliding plate (215), a resiliometer (218) is detachably mounted between the two first sliding plates (215), and a second spring (219) is fixedly connected between the first sliding plate (215) and the sliding shell (208) on the front side;
the detection mechanism comprises a rectangular fixing frame (301), the rectangular fixing frame (301) is provided with two, the two rectangular fixing frames (301) are symmetrically arranged up and down, the two rectangular fixing frames (301) are fixedly connected to the front end of a sliding shell (208), two second sliding plates (302) are slidably connected between the two rectangular fixing frames (301), the two second sliding plates (302) are symmetrically arranged left and right, the left part and the right part of the upper end of a front first sliding plate (215) are fixedly connected with second toothed plates (303), the front part of the upper side of the sliding shell (208) is rotatably connected with two fourth gears (304), the two fourth gears (304) are symmetrically arranged left and right, the two second toothed plates (303) are respectively meshed with adjacent fourth gears (304), the upper side surfaces of the two second sliding plates (302) are fixedly connected with third toothed plates (305) through connecting frames, the two third toothed plates (305) are alternately arranged, the two third toothed plates (305) are respectively meshed with adjacent fourth gears (304), the two third toothed plates (305) are respectively meshed with adjacent second toothed plates (303) and are respectively arranged with the inner sides of adjacent second toothed plates (303), two sliding rods (307) are respectively connected with a first sliding rod cavity (307), and a first sliding rod (307) are connected with the inner side of a first sliding rod (307), the rectangle fixed frame (301) of downside is gone up the rotation and is connected with second gag lever post (308), and two probe rod (306) respectively and adjacent second sliding plate (302) between the rigid coupling have third spring (309), and the inside of left side second sliding plate (302) is equipped with the hole and stops measuring the subassembly, and the hole stops measuring the subassembly and is used for stopping resiliometer (218) to measure the position that awaits measuring.
2. The building structure strength detection system based on the internet of things as claimed in claim 1, wherein the first limiting rod (307) and the second limiting rod (308) are equal in length, the first limiting rod (307) and the second limiting rod (308) of the two position detection rods (306) are in a convex shape, and the position detection rods (306) are used for detecting whether holes exist in the position to be detected.
3. The Internet of things-based building structure strength detection system as claimed in claim 2, wherein the front ends of the two position detection rods (306) are respectively provided with a half circular truncated cone, and the diameter of the half circular truncated cone at the front end of each position detection rod (306) is smaller than that of the detection rod of the resiliometer (218) and is used for detecting whether the to-be-detected part of the wall is flat or not.
4. The Internet of things-based building structure strength detection system of claim 1, characterized in that the hole stop-test assembly comprises a fourth toothed plate (310), the fourth toothed plate (310) is fixedly connected to the lower side surface of the left locating rod (306), the lower portion of the left second sliding plate (302) is rotatably connected with a fifth gear (311), the fifth gear (311) is meshed with the fourth toothed plate (310), the lower portion of the left second sliding plate (302) is slidably connected with a fifth toothed plate (312), the fifth toothed plate (312) and the fourth toothed plate (310) are symmetrically arranged up and down, the fifth gear (311) is meshed with the fifth toothed plate (312), a fixing rod (313) is fixedly connected to the lower end of the fifth toothed plate (312), a sixth toothed plate (314) is slidably connected to the rear end of the fixing rod (313), a fourth spring (315) is fixedly connected between the sixth toothed plate (314) and the fixing rod (313), the elastic coefficient of the fourth spring (315) is greater than that of the second tension spring (317), the lower portion of the first toothed plate (215) is rotatably connected with a sixth toothed plate (316), a seventh toothed plate (316) and a seventh toothed plate (316) are fixedly connected with a limiting block (316), and a seventh toothed plate (316).
5. The building structure strength detection system based on the internet of things as claimed in claim 1, wherein the boss cleaning mechanism comprises a second round-head fixing frame (401), the second round-head fixing frame (401) is fixedly connected to the front side face of the lower rectangular fixing frame (301), the second round-head fixing frame (401) is located on the right side of the second limiting rod (308), a seventh gear (402) is rotatably connected to the second round-head fixing frame (401), an eighth gear (403) is fixedly connected to the lower side face of the right side locating rod (306), the eighth gear (403) is matched with the seventh gear (402), a first bevel gear (404) is fixedly connected to the left side of the seventh gear (402), a second bevel gear (405) is fixedly connected to the second limiting rod (308), the second bevel gear (405) is meshed with the first bevel gear (404), a cleaning rod (406) is fixedly connected to the front portion of the second limiting rod (308), a piston rod (407) is hermetically and slidably connected to the cavity of the first limiting rod (307), the rear end of the piston rod (407) is fixedly connected to the left side face of the rear locating rod (306), and the sliding plate (407) is connected to the sliding plate of the piston rod (302).
6. The system for detecting the strength of the building structure based on the Internet of things as claimed in claim 5, wherein the upper part of the rear side surface of the cleaning rod (406) is provided with an inclined surface for cleaning the cement bump.
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