CN116124554A - Road and bridge concrete detection device and detection method - Google Patents
Road and bridge concrete detection device and detection method Download PDFInfo
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- CN116124554A CN116124554A CN202310132016.7A CN202310132016A CN116124554A CN 116124554 A CN116124554 A CN 116124554A CN 202310132016 A CN202310132016 A CN 202310132016A CN 116124554 A CN116124554 A CN 116124554A
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- 238000001514 detection method Methods 0.000 title claims abstract description 53
- 210000001503 joint Anatomy 0.000 claims abstract description 3
- 230000005540 biological transmission Effects 0.000 claims description 35
- 238000009434 installation Methods 0.000 claims description 9
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 7
- 238000007689 inspection Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 230000009471 action Effects 0.000 abstract description 7
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 238000003780 insertion Methods 0.000 description 6
- 230000037431 insertion Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
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- 230000003014 reinforcing effect Effects 0.000 description 1
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- G—PHYSICS
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/38—Concrete; Lime; Mortar; Gypsum; Bricks; Ceramics; Glass
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Abstract
The invention relates to the technical field of concrete detection, in particular to a road and bridge concrete detection device and a detection method, comprising a frame, wherein a slump cylinder is arranged on the frame; the detection device further comprises an inserting and tamping device, wherein the inserting and tamping device comprises a mounting seat, a first elastic piece and a first linear driving assembly; the mounting seat is arranged on the frame, the tamping rod is slidably arranged on the mounting seat, the pushing frame is arranged at one end of the tamping rod, which is far away from the slump cylinder, the pressure sensor is arranged on the mounting seat, and the two ends of the first elastic piece are respectively connected with the pressure sensor and the pushing frame; the first linear driving assembly is arranged on the mounting seat, and the driving end of the first linear driving assembly is in butt joint with the bottom end of the pushing frame. The invention realizes the function of real-time sensing the blocking condition of the tamping rod while performing the tamping operation, achieves the effect of real-time adjusting the tamping action according to the concrete condition, further improves the tamping quality of the concrete, avoids the empty drum condition of the concrete in the slump cylinder, and solves the problem that the conventional detection device cannot control the tamping uniformity.
Description
Technical Field
The invention relates to the technical field of concrete detection, in particular to a road and bridge concrete detection device and a detection method.
Background
The concrete slump mainly refers to the plasticizing performance and pumpability of concrete, and factors influencing the concrete slump mainly comprise grading change, water content, weighing deviation of a weighing apparatus, the dosage of an additive, the temperature of cement and the like, which are easy to ignore. Slump testing method: filling concrete into a trumpet-shaped slump barrel with an upper opening of 100mm, a lower opening of 200mm and a height of 300mm for three times, uniformly striking 25 downwards along the barrel wall by a rammer after each filling, and trowelling after tamping. Then the barrel is pulled up, the concrete collapses due to the dead weight, and the height of the highest point of the concrete after the collapse is subtracted by the height of the barrel (300 mm), which is called slump. The existing detection device usually uses a driving device to automatically pull out barrels and automatically insert and tamper, however, the existing insertion and tamper device can only insert and tamper vertically downwards in the process of walking together, and the slump barrel is in a frustum shape, so that the vertical insertion and tamper can have an insertion and tamper blind area, and the detection accuracy is affected.
For this reason, chinese patent CN114720671B discloses road and bridge concrete detection device, it is through controlling computer starting drive, it drives the pole and realizes inserting the ramming to the concrete of bottom, insert the bottom when inserting the ramming the bottom, send the second floor to the control computer after the bottom is inserted and insert the ramming order, make the ramming pole to shift up through the regulation of lead screw two at this moment, add the second floor concrete manually at this moment, insert the second floor and insert the ramming again through the operating computer after filling the second floor concrete, insert the layer and insert 20mm-30mm of lower floor degree of depth when inserting the ramming of second floor, after the second floor is inserted and accomplish, control computer sends the top layer and inserts the ramming order again, the accessible control cylinder stroke or lead screw two rotation mode again move the ramming pole this moment, later add the top concrete again through control computer starting drive device after the interpolation is accomplished and insert the top concrete and smash, stable the point distribution when inserting the upper strata, the ramming point distributes evenly, the insertioning degree of depth when inserting is controlled effectively, and can tilt down to the cylinder wall can all tilt down, thereby can be removed the best and the test can be used to the concrete, the best and the pile wall is moved down.
However, in the process of inserting and tamping concrete, an operator needs to continuously adjust instructions through a control computer, and the operator needs to drive a tamping rod to perform inserting and tamping actions through the cooperation of an air cylinder and a screw rod, so that the inserting and tamping force cannot be controlled, the condition of the concrete in the slump cylinder cannot be judged, and the inserting and tamping quality of each part of the concrete is uneven.
Disclosure of Invention
Aiming at the problems, the road and bridge concrete detection device and the detection method are provided, and the problem that the traditional detection device cannot control the plugging uniformity is solved through the frame and the plugging device.
In order to solve the problems in the prior art, the invention adopts the following technical scheme:
the road and bridge concrete detection device comprises a frame, wherein a slump cylinder is arranged on the frame; the detection device further comprises an inserting and tamping device, wherein the inserting and tamping device comprises a mounting seat, a first elastic piece and a first linear driving assembly; the mounting seat is arranged on the frame, the tamping rod is slidably arranged on the mounting seat, the pushing frame is arranged at one end of the tamping rod, which is far away from the slump cylinder, the pressure sensor is arranged on the mounting seat, and the two ends of the first elastic piece are respectively connected with the pressure sensor and the pushing frame; the first linear driving assembly is arranged on the mounting seat, and the driving end of the first linear driving assembly is in butt joint with the bottom end of the pushing frame.
Preferably, the detection device further comprises an auxiliary control device, wherein the auxiliary control device comprises a force storage component, and the force storage component comprises a push rod, an arc-shaped clamping block and a second elastic piece; the push rod is arranged on the mounting seat, and the push frame is arranged on the push rod in a sliding manner; the arc-shaped clamping block is slidably arranged on the pushing frame, and a clamping groove matched with the arc-shaped clamping block is formed in the pushing rod; two ends of the second elastic piece are respectively connected with the arc-shaped clamping block and the pushing frame; the control assembly is arranged on the pushing frame and used for controlling the arc-shaped clamping block to move.
Preferably, the control assembly comprises a first linear drive, a push plate and a control plate; the first linear driver is arranged on the pushing frame, and the pushing plate is connected with the driving end of the first linear driver; the control panel slidable mounting is on pushing away the frame and its and arc fixture block connection, and the both ends of second elastic component are connected with control panel and pushing away the frame respectively, and the push pedal is connected with the control panel.
Preferably, the detection device further comprises a support frame, a guide rail and a first rotary gear; the guide rail is arranged on the frame, the support frame is slidably arranged on the guide rail, the guide rail is provided with a second linear driver, and the driving end of the second linear driver is connected with the support frame; the support frame is provided with a rotating seat, the tamping rod is in sliding fit with the rotating seat, the rotating seat is provided with a fixed shaft, the rotating seat is rotationally connected with the support frame through the fixed shaft, the first rotary gear is rotationally arranged on the support frame and is in transmission connection with the fixed shaft, the guide rail is provided with a rack, and the first rotary gear is in separable meshing connection with the rack.
Preferably, the angle adjusting mechanism further comprises a positioning assembly, wherein the positioning assembly comprises a sliding rail, a mounting block, a sliding shaft, a positioning block and a third elastic piece; the sliding rail is arranged on the guide rail, the installation block and the positioning block are in sliding fit with the sliding rail, the sliding shaft is in transmission connection with the fixed shaft, the first rotary gear and the positioning block are sleeved on the sliding shaft, and two ends of the third elastic piece are respectively connected with the installation block and the supporting frame.
Preferably, the angle adjusting mechanism further comprises a transmission assembly, wherein the transmission assembly comprises a supporting plate, a rotating shaft, a first bevel gear, a worm wheel and a worm; the support plate is arranged on the support frame, the rotating shaft is rotatably arranged on the support plate, two first bevel gears are arranged, the two first bevel gears are respectively sleeved on the fixed shaft and the rotating shaft, and the two first bevel gears are in transmission connection; the worm wheel is sleeved on the rotating shaft, the worm is rotatably arranged on the supporting plate, the worm wheel is connected with the worm in a transmission manner, and the worm is connected with the first rotary gear in a transmission manner.
Preferably, the first linear drive assembly comprises a first rotary drive, a guide rod, a push block and a first screw; the first rotary driver and the guide rod are arranged on the mounting seat, the push block is slidably arranged on the guide rod, the first screw rod is rotatably arranged on the mounting seat and is in transmission connection with the driving end of the first rotary driver, and the first screw rod is in threaded connection with the push block.
Preferably, the tamping device further comprises a second linear driving assembly, the second linear driving assembly comprises a straight rod, a second rotary driver and a second screw rod, one end of the straight rod is rotationally connected with the fixed shaft, the second rotary driver is arranged on the straight rod and located at one end far away from the fixed shaft, and the second screw rod is in transmission connection with the driving end of the second rotary driver and in threaded connection with the mounting seat.
Preferably, the detection device further comprises a rotation control device, wherein the rotation control device comprises a support disc, a toothed ring and a rotation driving assembly; the support disc is rotatably arranged on the frame, the guide rail is arranged on the support disc, and the toothed ring is sleeved on the support disc; the rotary driving assembly comprises a third rotary driver, a rotary shaft and a second rotary gear, the third rotary driver is arranged on the frame, the rotary shaft is rotatably arranged on the frame and is in transmission connection with the driving end of the third rotary driver, and the second rotary gear is sleeved on the rotary shaft and is in transmission connection with the toothed ring.
A road and bridge concrete detection method comprises the following steps: s1, injecting concrete into a slump cylinder; s2, starting the first linear driving assembly to store the first elastic piece; s3, resetting the first linear driving assembly, and driving the tamping rod to move downwards by the first elastic piece to perform tamping operation; s4, completing material injection, and removing the slump cylinder; s5, measuring and recording slump.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the function of real-time sensing of the blocking condition of the tamping rod while performing the tamping operation is realized through the frame and the tamping device, so that the effect of real-time adjusting the tamping action according to the concrete condition is achieved, the tamping quality of the concrete is further improved, the condition that the concrete in the slump cylinder is empty is avoided, and the problem that the conventional detection device cannot control the tamping uniformity is solved.
2. The invention realizes the function of controlling the tamping force through the push rod, the arc-shaped clamping block, the second elastic piece and the control component, and simultaneously, the position of the pushing frame is fixed, and the effect of affecting the tamping by taking the driving end of the first linear driving component is avoided.
3. The invention realizes the function of controlling the arc-shaped clamping block to slide through the first linear driver, the push plate and the control plate.
Drawings
FIG. 1 is a schematic perspective view of a road and bridge concrete detection apparatus;
FIG. 2 is a schematic perspective view of the tamper device in the road and bridge concrete detection device in a vertical state;
FIG. 3 is a perspective view of the tamper device in the road and bridge concrete detection device in an inclined state;
FIG. 4 is an exploded perspective view of an auxiliary control device in a road and bridge concrete detection device;
FIG. 5 is a schematic perspective view of an angle adjusting device and a rotation control device in a road and bridge concrete detection device;
FIG. 6 is a perspective view of an angle adjusting device in a road and bridge concrete detection device;
FIG. 7 is an enlarged partial schematic view at A in FIG. 6;
FIG. 8 is a schematic perspective view of a positioning assembly and a drive assembly in a road and bridge concrete inspection device;
FIG. 9 is a schematic perspective view of a first linear drive assembly and a second linear drive assembly in a road and bridge concrete detection apparatus;
fig. 10 is a perspective view of a rotation control device in a road and bridge concrete detection device.
The reference numerals in the figures are:
1-a frame;
11-slump barrels;
2-inserting and tamping device;
21-a mounting base; 211-pushing frame; 212-tamping rod; 213-pressure sensor;
22-a first elastic member; 221-a pneumatic spring;
23-a first linear drive assembly; 231-a first rotary drive; 232-a guide bar; 233-push block; 234-a first screw;
24-a second linear drive assembly; 241-straight bar; 242-a second rotary drive; 243-a second screw;
3-an auxiliary control device;
31-a force storage assembly; 311-push rod; 3111-a clamping groove; 312-arc-shaped clamping blocks; 313-a second elastic member;
32-a control assembly; 321-a first linear drive; 322-push plate; 323-control board;
4-an angle adjustment mechanism;
41-supporting frames; 411-rotating base; 412-a stationary shaft; 413-a slider;
42-a guide rail; 421-a second linear drive; 422-rack;
43-a first rotary gear;
44-positioning assembly; 441-sliding rails; 442-mounting blocks; 4421-a connection plate; 443-sliding shaft; 444-positioning blocks; 445-a third elastic member;
45-transmission assembly; 451-supporting plates; 452-spindle; 453-first bevel gear; 454-worm gear; 455-worm; 456-a shaft; 457-sleeve; 458-a timing belt; 459-reinforcing ribs;
5-a rotation control device;
51-a support plate;
52-tooth ring;
53-a rotary drive assembly; 531-a third rotary drive; 532—a rotation axis; 533-a second rotation gear; 534-second bevel gear.
Description of the embodiments
The invention will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the invention and the specific objects and functions achieved.
Referring to fig. 1-4: the road and bridge concrete detection device comprises a frame 1, wherein a slump cylinder 11 is arranged on the frame 1; the detection device further comprises a tamping device 2, wherein the tamping device 2 comprises a mounting seat 21, a first elastic piece 22 and a first linear driving assembly 23; the mounting seat 21 is mounted on the frame 1, the tamping rod 212 is slidably mounted on the mounting seat 21, a pushing frame 211 is mounted at one end of the tamping rod 212 far away from the slump cone 11, a pressure sensor 213 is mounted on the mounting seat 21, and two ends of the first elastic piece 22 are respectively connected with the pressure sensor 213 and the pushing frame 211; the first linear driving assembly 23 is mounted on the mounting seat 21, and the driving end of the first linear driving assembly abuts against the bottom end of the pushing frame 211.
The invention realizes the function of real-time sensing the blocking condition of the tamping rod 212 while performing the tamping operation through the frame 1 and the tamping device 2, achieves the effect of real-time adjusting the tamping action according to the concrete condition, further improves the tamping quality of the concrete, avoids the condition of empty drum of the concrete in the slump cylinder 11, and solves the problem that the conventional detection device cannot control the tamping uniformity. The pressure sensor 213 and the first linear driving assembly 23 are electrically connected with the controller, a pneumatic spring 221 is further arranged between the pressure sensor 213 and the pushing frame 211, and two ends of the pneumatic spring 221 are respectively connected with the pressure sensor 213 and the pushing frame 211; the operator firstly injects a first layer of concrete into the slump cylinder 11, then a signal is sent to the first linear driving assembly 23 through the controller, the first linear driving assembly 23 drives the pushing frame 211 to ascend, the pushing frame 211 drives the tamping rod 212 to ascend synchronously, the first elastic piece 22 and the pneumatic spring 221 are pulled to extend, meanwhile, when the pushing frame 211 ascends to the uppermost end, the first elastic piece 22 stretches to the longest, the pressure value sensed by the pressure sensor 213 reaches a peak value, then the first linear driving assembly 23 stops driving the pushing frame 211, the pushing frame 211 descends rapidly under the action of the elasticity of the first elastic piece 22, meanwhile, the pushing frame 211 drives the tamping rod 212 to synchronously move, the tamping rod 212 is inserted into the concrete in the slump cylinder 11, along with the elastic release of the first elastic piece 22, the pressure sensed by the pressure sensor 213 also descends, the tamping rod 212 can receive the resistance of the concrete, and if the concrete has no empty drum condition, the resistance sensed by the pressure sensor 213 has no obvious fluctuation; if the concrete has empty drum, the insertion speed of the tamping rod 212 is higher, the resistance sensed by the pressure sensor 213 is suddenly reduced, and then the controller sends a signal to the first linear driving assembly 23 to perform re-tamping until the resistance is recovered to be normal, so that the concrete is accumulated on the bottom layer of the slump cylinder 11, and the empty drum condition of the concrete is avoided; and then the operator injects the second layer and the third layer of concrete into the slump cylinder 11, and continuously injects the third layer of concrete when the third layer of concrete is inserted and rammed, so that the situation that the concrete slides along the outer wall of the slump cylinder 11 in the inserting and ramming process and the concrete quantity in the slump cylinder is insufficient is avoided.
Referring to fig. 1-4: the detection device further comprises an auxiliary control device 3, the auxiliary control device 3 comprises a power storage assembly 31, and the power storage assembly 31 comprises a push rod 311, an arc-shaped clamping block 312 and a second elastic piece 313; the push rod 311 is arranged on the mounting seat 21, and the push frame 211 is slidably arranged on the push rod 311; the arc clamping block 312 is slidably mounted on the pushing frame 211, and a clamping groove 3111 matched with the arc clamping block 312 is formed in the pushing rod 311; both ends of the second elastic member 313 are respectively connected with the arc-shaped clamping block 312 and the pushing frame 211; the control assembly 32 is mounted on the push frame 211 and is used to control movement of the arc-shaped latch 312.
The invention realizes the function of controlling the tamping force through the push rod 311, the arc clamping block 312, the second elastic piece 313 and the control component 32, and simultaneously, the invention achieves the effect of fixing the position of the pushing frame 211 and avoiding the impact of the driving end of the first linear driving component 23 on the tamping rod 212. The control assembly 32 is electrically connected to the controller; the operator firstly injects a first layer of concrete into the slump cylinder 11, then a signal is sent to the first linear driving component 23 through the controller, the first linear driving component 23 drives the pushing frame 211 to ascend, the pushing frame 211 moves towards the direction away from the mounting seat 21, the pushing frame 211 drives the arc clamping block 312 to move, the pushing frame 311 extrudes the arc clamping block 312, the elastic force of the second elastic piece 313 is overcome to enable the arc clamping block 312 to slide into the pushing frame 211, when the first layer of concrete slides into the clamping groove 3111 on the pushing frame 311, the arc clamping block 312 slides into the clamping groove 3111 under the elastic force of the second elastic piece 313, then the driving end of the first linear driving component 23 descends, the pushing frame 211 is fixed on the pushing frame 311 under the supporting of the arc clamping block 312, after the driving end of the first linear driving component 23 contracts, the controller sends a signal to the control component 32, the control component 32 receives the signal and then drives the arc clamping block 312 to slide towards the direction away from the clamping groove 3111, the elastic force of the second elastic piece 313 is overcome to support the arc clamping block 312, the limit of the arc clamping block 312 is lost, the pushing frame 211 rapidly descends under the elastic force of the first elastic piece 22, the concrete is rapidly drops down under the elastic force of the first elastic piece 313, the concrete is synchronously moved into the concrete cylinder 212, and then the concrete is filled into the slump cylinder 11, and the concrete is synchronously poured into the slump cylinder 11; the push rod 311 is provided with a plurality of clamping grooves 3111, the plurality of clamping grooves 3111 are distributed at equal intervals, and the expansion and contraction amount of the first elastic piece 22 can be adjusted through the plurality of clamping grooves 3111, so that the tamping force of the tamping rod 212 can be adjusted.
Referring to fig. 3 and 4: the control assembly 32 includes a first linear drive 321, a push plate 322, and a control plate 323; the first linear driver 321 is arranged on the pushing frame 211, and the pushing plate 322 is connected with the driving end of the first linear driver 321; the control plate 323 is slidably mounted on the push frame 211 and is connected with the arc-shaped clamping block 312, two ends of the second elastic member 313 are respectively connected with the control plate 323 and the push frame 211, and the push plate 322 is connected with the control plate 323.
The present invention realizes the function of controlling the sliding of the arc-shaped clamping block 312 through the first linear driver 321, the push plate 322 and the control board 323. The first linear actuator 321 is preferably a linear cylinder, and the linear cylinder is electrically connected with the controller; after the material injection is completed, an operator sends a signal to the first linear driver 321 through the controller, the first linear driver 321 drives the pushing frame 211 to ascend, the pushing frame 211 drives the ramming rod 212 to ascend, after the ramming rod moves to a designated position, the controller sends a signal to the first linear driver 321 to drive the pushing plate 322 to move, the pushing plate 322 drives the control plate 323 to move, the control plate 323 drives the arc-shaped clamping block 312 to move through the second elastic piece 313 so as to be far away from the clamping groove 3111, then the pushing frame 211 rapidly descends under the elastic force of the first elastic piece 22, the pushing frame 211 drives the ramming rod 212 to move, after the ramming is completed, the controller sends a signal to the first linear driver 321 again, the pushing plate 322 is driven to reset after the first linear driver 321 receives the signal, and the pushing plate 322 drives the control plate 323 to reset, so that the locking capability of the storage component 31 is restored; the arc surface has been seted up to the bottom of slide rail 441, and the arc lug has also been seted up to installation piece 442 and the one side towards slide rail 441, after the operation of inserting and tamping, operating personnel passes through the controller and gives second linear drive 421, second linear drive 421 drive support frame 41 resets, after the bottom contact of installation piece 442 and slide rail 441, through the extrusion, installation piece 442 slides into on slide rail 441, and drive sliding shaft 443 resets, simultaneously, the locating piece 444 resets under the direction effect of slide rail 441, and drive first rotation gear 43 and remove and restrict its autogenous rotation.
Referring to fig. 1, 2, 3, 5-9: the detection device further comprises a support 41, a guide rail 42 and a first rotary gear 43; the guide rail 42 is arranged on the frame 1, the support frame 41 is slidably arranged on the guide rail 42, the second linear driver 421 is arranged on the guide rail 42, and the driving end of the second linear driver 421 is connected with the support frame 41; the support 41 is provided with a rotating seat 411, the tamper 212 is in sliding fit with the rotating seat 411, the rotating seat 411 is provided with a fixed shaft 412, the rotating seat 411 is rotationally connected with the support 41 through the fixed shaft 412, the first rotary gear 43 is rotationally arranged on the support 41 and is in transmission connection with the fixed shaft 412, the guide rail 42 is provided with a rack 422, and the first rotary gear 43 is detachably meshed with the rack 422.
The support 41 is provided with a slide block 413, the support 41 is in sliding fit with the guide rail 42 through the slide block 413, and the driving end of the second linear driver 421 is connected with the slide block 413.
The invention realizes the function of controlling the rotation of the tamper 212 through the support frame 41, the guide rail 42 and the first rotary gear 43, and further avoids the concrete hollowing. The second linear driver 421 is preferably a linear hydraulic rod, and the second linear driver 421 is electrically connected with the controller; after the material is injected, an operator sends a signal to the second linear driver 421 through the controller, the second linear driver 421 drives the supporting frame 41 to move downwards along the sliding rail 441, the supporting frame 41 drives the rotating seat 411 to move, the first rotating gear 43 is meshed with the rack 422 along with the movement of the supporting frame 41, then the first rotating gear 43 rotates, the first rotating gear 43 drives the fixed shaft 412 and the rotating seat 411 to rotate, and then the tamping rod 212 is driven to rotate through the rotating seat 411, so that the tamping angle is adjusted, and empty drums at the inner wall of the slump cone 11 are avoided.
Referring to fig. 1, 2, 3, 5-9: the angle adjusting mechanism 4 further comprises a positioning assembly 44, wherein the positioning assembly 44 comprises a sliding rail 441, a mounting block 442, a sliding shaft 443, a positioning block 444 and a third elastic member 445; the slide rail 441 is mounted on the guide rail 42, the mounting block 442 and the positioning block 444 are in sliding fit with the slide rail 441, the sliding shaft 443 is in transmission connection with the fixed shaft 412, the first rotary gear 43 and the positioning block 444 are sleeved on the sliding shaft 443, and two ends of the third elastic piece 445 are respectively connected with the mounting block 442 and the support frame 41.
The mounting block 442 is provided with a connecting plate 4421, two ends of the third elastic piece 445 are respectively connected with the connecting plate 4421 and the supporting frame 41, the connecting plate 4421 is in sliding fit with the sliding block 413, the mounting block 442 can be stably matched with the sliding rail 441 through transition of the connecting plate 4421, the sliding rail 441 is in sliding fit with the sliding rail 42 and is detachably mounted on the sliding rail 42 through a pin shaft, and the rack 422 is fixedly connected with the sliding rail 441.
The invention realizes the function of stabilizing the angle of the tamper 212 through the sliding rail 441, the mounting block 442, the sliding shaft 443, the positioning block 444 and the third elastic piece 445, and achieves the effect of avoiding the tamper 212 from rotating automatically. After the material injection is completed, an operator sends a signal to the second linear driver 421 through the controller, the second linear driver 421 drives the support frame 41 to move downwards along the sliding rail 441, in the process, the positioning block 444 is matched with the sliding rail 441, so that the rotation of the positioning block 444 is avoided, the fixed shaft 412 cannot rotate until the mounting block 442 and the positioning block 444 are separated from the sliding rail 441, at this time, the mounting block 442 loses the support of the sliding rail 441 and slides under the action of the elastic force of the third elastic piece 445, the first rotary gear 43 is meshed with the rack 422, the positioning block 444 loses the limitation of the sliding rail 441, the first rotary gear 43 starts to rotate, the first rotary gear 43 drives the fixed shaft 412 and the rotating seat 411 to rotate, and then the tamping rod 212 is driven to rotate through the rotating seat 411, so that the tamping angle is adjusted, and empty drums at the inner wall of the slump cone 11 are avoided; the operator can adjust the position of the first rotating gear 43 engaged with the rack 422 by adjusting the position of the sliding rail 441, and further adjust the inclination angle of the tamper 212.
Referring to fig. 1, 2, 3, 5-9: the angle adjusting mechanism 4 further includes a transmission assembly 45, the transmission assembly 45 including a support plate 451, a rotation shaft 452, a first bevel gear 453, a worm wheel 454, and a worm 455; the supporting plate 451 is arranged on the supporting frame 41, the rotating shaft 452 is rotatably arranged on the supporting plate 451, two first bevel gears 453 are arranged, the two first bevel gears 453 are respectively sleeved on the fixed shaft 412 and the rotating shaft 452, and the two first bevel gears 453 are in transmission connection; the worm wheel 454 is sleeved on the rotating shaft 452, the worm 455 is rotatably mounted on the supporting plate 451, the worm wheel 454 is in transmission connection with the worm 455, and the worm 455 is in transmission connection with the first rotating gear 43.
The transmission assembly 45 further comprises a shaft member 456, a sleeve 457, a synchronous belt 458 and a reinforcing rib 459, the shaft member 456 is rotatably mounted on the supporting plate 451, the sliding shaft 443 is in coaxial sliding fit with the shaft member 456, the sleeve 457 is provided with two sleeves, the two sleeves 457 are respectively sleeved on the shaft member 456 and the worm 455, and two ends of the synchronous belt 458 are respectively sleeved on the two sleeves 457.
The present invention realizes the function of connecting the first rotation gear 43 and the fixed shaft 412 by the support plate 451, the rotation shaft 452, the first bevel gear 453, the worm wheel 454 and the worm 455; after the controller sends a signal to the second linear driver 421, the second linear driver 421 drives the supporting frame 41 to move downwards, and after the mounting block 442 is separated from the sliding rail 441, the sliding shaft 443, the positioning block 444 and the connecting plate 4421 are pushed out under the elastic force of the third elastic member 445, so that the first rotating gear 43 is meshed with the rack 422, the first rotating gear 43 rotates, meanwhile, the first rotating gear 43 drives the sliding shaft 443 and the shaft member 456 to rotate, the shaft member 456 drives the worm 455 to rotate through the sleeve 457 and the synchronous belt 458, the worm 455 drives the worm wheel 454 connected with the worm wheel 455 to rotate in a transmission manner, the worm wheel 454 drives the rotating shaft 452 to rotate, the rotating shaft 452 drives the fixed shaft 412 and the rotating seat 411 to rotate through the transmission of the first bevel gear 453, and then the rotating seat 411 drives the tamper 212 to rotate, and adjustment of the tilting angle of the tamper 212 is completed.
Referring to fig. 1, 2, 3 and 9: the first linear drive assembly 23 includes a first rotary drive 231, a guide bar 232, a push block 233, and a first screw 234; the first rotary driver 231 and the guide rod 232 are mounted on the mounting seat 21, the push block 233 is slidably mounted on the guide rod 232, the first screw 234 is rotatably mounted on the mounting seat 21 and is in transmission connection with the driving end of the first rotary driver 231, and the first screw 234 is in threaded connection with the push block 233.
The present invention realizes the function of driving the push frame 211 to move through the first rotary driver 231, the guide bar 232, the push block 233 and the first screw 234. The first rotary driver 231 is preferably a servo motor, and the servo motor is electrically connected with the controller; after the operator finishes the material injection, a signal is sent to the first rotary driver 231 through the controller, the first rotary driver 231 receives the signal and then drives the first screw rod 234 to rotate, the first screw rod 234 drives the push block 233 in threaded connection with the first screw rod to move, after the push block 233 contacts with the push frame 211, the push frame 211 is driven to move towards the direction far away from the mounting seat 21 by overcoming the elastic force of the first elastic piece 22, the first elastic piece 22 is lengthened, the push frame 211 is fixed through the force storage component 31, after the force storage is finished, the controller sends a signal to the first rotary driver 231 again, the push block 233 is driven to reset through the first rotary driver 231, then the controller sends a signal to the first linear driver 321, the limit of the arc-shaped clamping block 312 on the push frame 211 is eliminated, the push frame 211 rapidly moves downwards under the action of the elastic force of the first elastic piece 22, and then the concrete is rammed.
Referring to fig. 1, 2 and 9: the tamper apparatus 2 further comprises a second linear driving assembly 24, the second linear driving assembly 24 comprises a straight rod 241, a second rotary driver 242 and a second screw 243, one end of the straight rod 241 is rotatably connected with the fixed shaft 412, the second rotary driver 242 is mounted on the straight rod 241 and is located at one end far away from the fixed shaft 412, and the second screw 243 is in transmission connection with the driving end of the second rotary driver 242 and is in threaded connection with the mounting seat 21.
The invention realizes the function of adjusting the position of the mounting seat 21 through the straight rod 241, the second rotary driver 242 and the second screw 243, thereby achieving the effect of adjusting the tamping depth of the tamping rod 212. The second rotary driver 242 is preferably a servo motor, which is electrically connected to the controller; when concrete is injected, the concrete needs to be injected for three times, and the concrete needs to be inserted and tamped after each injection, therefore, the insertion and tamping depth of the tamping rod 212 needs to be adjusted according to the depth of the concrete, and the second linear driving assembly 24 is arranged, when the concrete is adjusted, a signal is sent to the second rotary driver 242 through the controller, the second rotary driver 242 drives the second screw 243 to rotate after receiving the signal, the second screw 243 drives the mounting seat 21 in threaded connection with the second screw 243 to move, and the distance between the mounting seat 21 and the supporting frame 41 is adjusted, so that the adjustment of the insertion depth of the tamping rod 212 is completed; through the transition of the straight bar 241, the second screw 243 can be adapted to the rotation of the rotary base 411 and the tamper 212, avoiding the second linear drive assembly 24 from obstructing the tilting of the tamper 212.
Referring to fig. 1 and 10: the detection device also comprises a rotation control device 5, wherein the rotation control device 5 comprises a support disc 51, a toothed ring 52 and a rotation driving component 53; the support disc 51 is rotatably arranged on the frame 1, the guide rail 42 is arranged on the support disc 51, and the toothed ring 52 is sleeved on the support disc 51; the rotary driving assembly 53 includes a third rotary driver 531, a rotary shaft 532 and a second rotary gear 533, the third rotary driver 531 is mounted on the frame 1, the rotary shaft 532 is rotatably mounted on the frame 1 and is in driving connection with the driving end of the third rotary driver 531, and the second rotary gear 533 is sleeved on the rotary shaft 532 and is in driving connection with the toothed ring 52.
The rotary driving assembly 53 further comprises two second bevel gears 534, wherein the two second bevel gears 534 are respectively sleeved on the driving end of the third rotary driver 531 and the rotating shaft 532, and the two second bevel gears 534 are in transmission connection.
The invention realizes the function of driving the guide rail 42 to rotate through the supporting disc 51, the toothed ring 52 and the rotary driving component 53, achieves the effect of driving the tamper 212 to rotate, further improves the tamping uniformity and reduces the tamping blind zone. The third rotary driver 531 is preferably a servo motor, which is electrically connected to the controller; when an operator performs the tamping, the operator needs to adjust the tamping position in real time, a signal is sent to the third rotary driver 531 through the controller, the third rotary driver 531 receives the signal and then drives the rotary shaft 532 to rotate through the second bevel gear 534, the rotary shaft 532 drives the second rotary gear 533 to rotate, the second rotary gear 533 drives the toothed ring 52 connected with the second rotary gear 533 in a transmission manner to rotate, the supporting disc 51 and the guide rail 42 are driven to rotate, the guide rail 42 drives the supporting frame 41 to rotate through the sliding block 413, and then the tamping rod 212 is driven to rotate, so that the tamping position is adjusted.
Referring to fig. 1-10: a road and bridge concrete detection method comprises the following steps: s1, injecting concrete into the slump cylinder 11; s2, starting the first linear driving assembly 23 to store the first elastic piece 22; s3, resetting the first linear driving assembly 23, and driving the tamper 212 to move downwards by the first elastic piece 22 to perform the tamping operation; s4, after material injection is completed, removing the slump cylinder 11; s5, measuring and recording slump.
The foregoing examples merely illustrate one or more embodiments of the invention, which are described in greater detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (10)
1. The road and bridge concrete detection device comprises a frame (1), wherein a slump cylinder (11) is arranged on the frame (1);
the detection device is characterized by further comprising an inserting and tamping device (2), wherein the inserting and tamping device (2) comprises a mounting seat (21), a first elastic piece (22) and a first linear driving assembly (23);
the mounting seat (21) is mounted on the frame (1), the tamping rod (212) is slidably mounted on the mounting seat (21), the pushing frame (211) is mounted at one end, far away from the slump cylinder (11), of the tamping rod (212), the pressure sensor (213) is mounted on the mounting seat (21), and two ends of the first elastic piece (22) are respectively connected with the pressure sensor (213) and the pushing frame (211);
the first linear driving assembly (23) is arranged on the mounting seat (21) and the driving end of the first linear driving assembly is in butt joint with the bottom end of the pushing frame (211).
2. The road and bridge concrete detection device according to claim 1, characterized in that the detection device further comprises an auxiliary control device (3), the auxiliary control device (3) comprises a force storage assembly (31), and the force storage assembly (31) comprises a push rod (311), an arc-shaped clamping block (312) and a second elastic piece (313);
the push rod (311) is arranged on the mounting seat (21), and the push frame (211) is slidably arranged on the push rod (311);
the arc clamping block (312) is slidably arranged on the pushing frame (211), and a clamping groove (3111) matched with the arc clamping block (312) is formed in the pushing rod (311);
two ends of the second elastic piece (313) are respectively connected with the arc clamping block (312) and the pushing frame (211);
the control assembly (32) is mounted on the pushing frame (211) and is used for controlling the arc-shaped clamping block (312) to move.
3. A road and bridge concrete inspection apparatus according to claim 2, characterized in that the control assembly (32) comprises a first linear drive (321), a push plate (322) and a control plate (323);
the first linear driver (321) is arranged on the pushing frame (211), and the pushing plate (322) is connected with the driving end of the first linear driver (321);
the control board (323) is slidably mounted on the pushing frame (211) and is connected with the arc-shaped clamping block (312), two ends of the second elastic piece (313) are respectively connected with the control board (323) and the pushing frame (211), and the pushing plate (322) is connected with the control board (323).
4. The road and bridge concrete detection apparatus according to claim 1, characterized in that the detection apparatus further comprises a support frame (41), a guide rail (42) and a first rotary gear (43);
the guide rail (42) is arranged on the frame (1), the support frame (41) is slidably arranged on the guide rail (42), the guide rail (42) is provided with a second linear driver (421), and the driving end of the second linear driver (421) is connected with the support frame (41);
install on support frame (41) and rotate seat (411), tamp (212) and rotate seat (411) sliding fit, be provided with fixed axle (412) on rotating seat (411), rotate seat (411) and support frame (41) rotation through fixed axle (412) and be connected, first rotation gear (43) rotate install on support frame (41) and its and fixed axle (412) transmission are connected, install rack (422) on guide rail (42), first rotation gear (43) are connected with the meshing of rack (422) detachable.
5. The road and bridge concrete detection apparatus according to claim 4, wherein the angle adjusting mechanism (4) further comprises a positioning assembly (44), the positioning assembly (44) comprising a slide rail (441), a mounting block (442), a slide shaft (443), a positioning block (444) and a third elastic member (445);
the sliding rail (441) is arranged on the guide rail (42), the installation block (442) and the positioning block (444) are in sliding fit with the sliding rail (441), the sliding shaft (443) is in transmission connection with the fixed shaft (412), the first rotary gear (43) and the positioning block (444) are sleeved on the sliding shaft (443), and two ends of the third elastic piece (445) are respectively connected with the installation block (442) and the supporting frame (41).
6. The road and bridge concrete inspection device according to claim 4, characterized in that the angle adjusting mechanism (4) further comprises a transmission assembly (45), the transmission assembly (45) comprising a support plate (451), a rotation shaft (452), a first bevel gear (453), a worm wheel (454) and a worm (455);
the support plate (451) is arranged on the support frame (41), the rotating shaft (452) is rotatably arranged on the support plate (451), two first bevel gears (453) are arranged, the two first bevel gears (453) are respectively sleeved on the fixed shaft (412) and the rotating shaft (452), and the two first bevel gears (453) are in transmission connection;
the worm wheel (454) is sleeved on the rotating shaft (452), the worm (455) is rotatably arranged on the supporting plate (451), the worm wheel (454) is in transmission connection with the worm (455), and the worm (455) is in transmission connection with the first rotating gear (43).
7. A road and bridge concrete detection apparatus according to claim 1, characterized in that the first linear drive assembly (23) comprises a first rotary drive (231), a guide bar (232), a push block (233) and a first screw (234);
the first rotary driver (231) and the guide rod (232) are installed on the installation seat (21), the push block (233) is slidably installed on the guide rod (232), the first screw rod (234) is rotatably installed on the installation seat (21) and is in transmission connection with the driving end of the first rotary driver (231), and the first screw rod (234) is in threaded connection with the push block (233).
8. The road and bridge concrete detection apparatus as defined in claim 4, wherein the tamping device (2) further comprises a second linear driving assembly (24), the second linear driving assembly (24) comprises a straight rod (241), a second rotary driver (242) and a second screw (243), one end of the straight rod (241) is rotatably connected with the fixed shaft (412), the second rotary driver (242) is mounted on the straight rod (241) and is located at one end far away from the fixed shaft (412), and the second screw (243) is in driving connection with the driving end of the second rotary driver (242) and is in threaded connection with the mounting seat (21).
9. The road and bridge concrete detection apparatus according to claim 4, characterized in that the detection apparatus further comprises a rotation control device (5), the rotation control device (5) comprising a support disc (51), a toothed ring (52) and a rotation driving assembly (53);
the support disc (51) is rotatably arranged on the frame (1), the guide rail (42) is arranged on the support disc (51), and the toothed ring (52) is sleeved on the support disc (51);
the rotary driving assembly (53) comprises a third rotary driver (531), a rotary shaft (532) and a second rotary gear (533), wherein the third rotary driver (531) is installed on the frame (1), the rotary shaft (532) is rotatably installed on the frame (1) and is in transmission connection with the driving end of the third rotary driver (531), and the second rotary gear (533) is sleeved on the rotary shaft (532) and is in transmission connection with the toothed ring (52).
10. A road and bridge concrete detection method, using a road and bridge concrete detection apparatus as defined in any one of claims 1 to 9, comprising the steps of:
s1, injecting concrete into a slump cylinder (11);
s2, starting a first linear driving assembly (23) to store the force of the first elastic piece (22);
s3, resetting the first linear driving assembly (23), and driving the tamping rod (212) to move downwards by the first elastic piece (22) to perform tamping operation;
s4, after material injection is completed, removing the slump cylinder (11);
s5, measuring and recording slump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310132016.7A CN116124554A (en) | 2023-02-19 | 2023-02-19 | Road and bridge concrete detection device and detection method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310132016.7A CN116124554A (en) | 2023-02-19 | 2023-02-19 | Road and bridge concrete detection device and detection method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117325282A (en) * | 2023-11-30 | 2024-01-02 | 山西一建集团有限公司 | Bearing wall pouring forming device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117325282A (en) * | 2023-11-30 | 2024-01-02 | 山西一建集团有限公司 | Bearing wall pouring forming device |
| CN117325282B (en) * | 2023-11-30 | 2024-03-12 | 山西一建集团有限公司 | Bearing wall pouring forming device |
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