CN116289443B - Road and bridge construction flatness measuring device - Google Patents
Road and bridge construction flatness measuring device Download PDFInfo
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- CN116289443B CN116289443B CN202310050045.9A CN202310050045A CN116289443B CN 116289443 B CN116289443 B CN 116289443B CN 202310050045 A CN202310050045 A CN 202310050045A CN 116289443 B CN116289443 B CN 116289443B
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- 238000010276 construction Methods 0.000 title claims abstract description 32
- 230000002457 bidirectional effect Effects 0.000 claims description 20
- 238000005259 measurement Methods 0.000 claims description 13
- 238000005096 rolling process Methods 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/01—Devices or auxiliary means for setting-out or checking the configuration of new surfacing, e.g. templates, screed or reference line supports; Applications of apparatus for measuring, indicating, or recording the surface configuration of existing surfacing, e.g. profilographs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B33/00—Castors in general; Anti-clogging castors
- B60B33/02—Castors in general; Anti-clogging castors with disengageable swivel action, i.e. comprising a swivel locking mechanism
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a road and bridge construction flatness measuring device, which comprises a chassis, wherein one side of the chassis is provided with a limiting structure, the upper end of the chassis is provided with a measuring structure at the edge position of one side, and the upper end of the chassis is provided with a fixing box at the edge position of the other side; the limiting structure comprises a combination board, a long rod, a moving board, a positive motor, a negative motor and a fixed board, wherein limiting blocks are fixedly arranged on one sides of the two groups of combination boards. The invention can limit the four groups of movable wheels, prevent the four groups of movable wheels from shifting during movement, prevent the condition of missed detection, ensure that the road and the bridge can be completely detected, simultaneously can play a role in guiding the limiting blocks, facilitate the stable movement of the limiting blocks, ensure that the limiting blocks can accurately move to the two groups of fixed wheels, and measure the flatness of the road and the bridge, and improve the measuring efficiency of the flatness of the road and the bridge.
Description
Technical Field
The invention relates to the technical field of road and bridge construction, in particular to a road and bridge construction flatness measuring device.
Background
Road and bridge generally comprise a plurality of parts such as roadbeds, pavements, bridges, tunnel engineering, traffic engineering facilities and the like, and after the engineering construction of the road and bridge and the like is completed, the quality of the pavement needs to be checked and accepted, wherein the road and bridge comprises the measurement of the flatness of the pavement, and a flatness measuring device is needed when the flatness of the pavement is detected.
In the prior art, for example, the Chinese patent number is: the utility model provides a "road and bridge construction roughness measuring device" of CN114016361A, includes foundation assembly, counter weight seat and wheel seat, the department all is provided with the removal round all around of counter weight seat, the top of counter weight seat is provided with the bracing piece, the front side of bracing piece is provided with the operation cabinet, the top of bracing piece is connected with linear drive ware, linear drive ware's output is connected with the fly leaf, scale and guide arm have been connected gradually from left to right in the bottom of fly leaf, be provided with the universal wheel on the wheel seat, through setting up the scale of aligning assembly and two sets of initial scale alignment, when facing sunken or convex ground, through extension spring drive fly leaf downwardly moving for the universal wheel contacts ground, and then makes the alignment board can vertical movement, and then reads the scale on the scale through the alignment board, can obtain the numerical value of protrusion and recess.
In the prior art, because there is the place of a small part pothole after the road and bridge construction, consequently need accept the quality of road and bridge after the construction, like above-mentioned patent, although can not need to squat down the measurement, still there is following shortcoming, the contact surface to the road and bridge is less, leads to detection efficiency lower, and when measuring the road and bridge, owing to do not have the structure to inject the movable wheel in addition, lead to the movable wheel to appear walking the off tracking phenomenon when removing, and then appear leaking the inspection situation and take place, lead to some road and bridge unable detection, there is certain drawback.
Disclosure of Invention
The invention aims to provide a road and bridge construction flatness measuring device, which solves the problems that in the prior art, a small part of potholes exist after road and bridge construction, so that the quality of the road and bridge after construction needs to be checked and accepted, as in the patent, squat measurement is not needed, but the following defects are also caused, the detection efficiency is low because of fewer contact surfaces of the road and bridge, and the moving wheels are limited by no structure when the road and bridge are measured, the moving wheels are deviated when moving, the detection omission condition occurs, and the road and bridge cannot be detected, so that certain defects exist.
In order to achieve the above purpose, the present invention provides the following technical solutions: the road and bridge construction flatness measuring device comprises a chassis, wherein one side of the chassis is provided with a limiting structure, the upper end of the chassis is provided with a measuring structure at the edge position of one side, and the upper end of the chassis is provided with a fixing box at the edge position of the other side;
the limiting structure comprises a combined plate, a long rod, a moving plate, a positive motor, a negative motor and a fixed plate, wherein one side of the combined plate is fixedly provided with a limiting block, the outer side wall of the long rod is fixedly provided with a fixed wheel near the edge positions of the two sides, the two sides of the long rod are respectively provided with a moving wheel, the upper ends of the combined plate are respectively welded with a connecting rod near the edge positions of the two sides, the middle of the moving plate is fixedly provided with a screw seat, the output end of the positive motor is movably provided with a bidirectional screw rod, the lower ends of the limiting blocks are respectively provided with a semicircular rotating groove, wherein the output end of the positive motor and the negative motor drive the bidirectional screw rod to rotate by starting the positive motor, the bidirectional screw rod drives the screw seat to move up and down under the cooperation of the bidirectional screw rod and the screw seat, and when the bidirectional screw rod moves downwards, the screw seat can drive the moving plates at two sides to move, the two groups of moving plates drive the combined plates to move through the two groups of connecting rods at one side, the combined plates drive the limiting blocks to move downwards, the two groups of semicircular rotating grooves at one side of the limiting blocks are respectively moved to the two groups of fixed wheels, the two groups of long rods can be limited under the cooperation of the two groups of limiting blocks and the four groups of fixed wheels, the four groups of moving wheels can be limited, the phenomenon of deviation of the four groups of moving wheels in moving is prevented, the occurrence of the condition of missed detection is prevented, the road and bridge can be completely detected, the handrail frame can push the chassis to move when pushing the handrail frame to move, the chassis can drive the two groups of long rods at the lower end to move, the two groups of long rods drive the moving wheels at two sides, and the four groups of moving wheels can move on the road and bridge, thereby being capable of driving the device to move;
the measuring structure comprises a fixed table, a special-shaped supporting plate and a supporting column, wherein one side of the special-shaped supporting plate is provided with a measuring plate, the lower end of the supporting column is fixedly provided with a rolling wheel, one side of the fixed table is fixedly provided with a supporting plate, the other side of the supporting column is fixedly provided with a supporting spring, the other side of the supporting column is welded with a vertical rod, one side of the measuring plate is provided with a measuring rod, one side of the supporting plate is provided with a round hole in a penetrating way, when a plurality of groups of rolling wheels pass through a pothole, one side of the supporting spring pushes the rolling wheel to move downwards through the supporting column under the elasticity of the supporting spring, the upper end of the supporting column drives the vertical rod to move in the round hole, one side of the vertical rod drives the measuring rod to move downwards on one side of the measuring plate, so that the measuring rod can accurately indicate the numerical value on the measuring plate, and the flatness of a road bridge can be measured, and meanwhile, the contact surface between the measuring device and the road bridge can be increased under the cooperation of the plurality of groups of measuring plates and the plurality of measuring rods, and the measuring efficiency of the flatness of the road bridge can be increased;
limiting plates are arranged at the positions, close to the edges of two sides, of two ends of the chassis, convex plates are fixedly arranged at the positions, close to the edges of two sides, of one end of each limiting block, limiting grooves are formed in one side of each limiting plate in a penetrating mode, the four limiting plates are respectively fixed with two sides of the chassis, one side of each convex plate is movably arranged in the four limiting grooves, wherein the limiting plates and the convex plates are matched, when the limiting blocks move, the limiting plates drive the two convex plates to move together, and two sets of protruding boards can remove in the inside of two sets of spacing grooves respectively for two sets of protruding boards remove in the inside of two sets of limiting plates respectively, and then can drive stopper steady movement, thereby can play the guide effect to the stopper, the stopper of being convenient for can steady movement, and make the stopper can accurately remove two sets of tight pulley departments, through the cooperation of four sets of protruding boards and four sets of spacing grooves, its four sets of protruding boards can be respectively at the inside of four sets of spacing grooves activity from top to bottom.
Preferably, one side fixed mounting of fixed station has the hexagonal seat, one side of hexagonal seat is provided with the round bar, the lateral wall cover of support column is equipped with leading the ring, wherein, when the support column activity, one side of its support column can reciprocate in leading the inside of ring for the support column can stable removal, and under the cooperation of round bar, the round bar can support leading the ring, thereby improves the stability of support column when removing, prevents that the support column from taking place to rock when removing.
Preferably, one sides of the two groups of long rods are movably connected with the lower end of the chassis, one side of the positive and negative motor is fixedly arranged on one side of the fixed plate, one side of the bidirectional screw rod penetrates through the fixed plate and is in threaded connection with one side of the threaded seat, wherein the output end of the positive and negative motor drives the bidirectional screw rod to rotate under the cooperation of the positive and negative motor, the bidirectional screw rod and the threaded seat, and the bidirectional screw rod drives the threaded seat to move up and down.
Preferably, the support columns of a plurality of groups are equidistantly distributed on one side of the fixed table, the round holes of a plurality of groups are equidistantly distributed on one side of the support plate, one side of the rolling wheel of a plurality of groups is respectively fixed with one side of the support columns of a plurality of groups, one side of the special-shaped support plate is fixed with one side of the support plate, one side of the fixed table is fixed with one side of the chassis, wherein the support plate can support the special-shaped support plate through the cooperation of the special-shaped support plate and the support plate, and the support column can drive the rolling wheel to move up and down through the cooperation of the special-shaped support plate and the support plate.
Preferably, the plurality of groups of hexagonal seats are equidistantly distributed on one side of the fixing table, one sides of the plurality of groups of round bars are respectively fixed with one sides of the plurality of groups of hexagonal seats, and the other sides of the plurality of groups of round bars are respectively fixed with one sides of the plurality of groups of smooth round rings, wherein the plurality of groups of round bars can respectively support the plurality of groups of smooth round rings through the coordination of the hexagonal seats, the round bars and the smooth round rings, and the fixing table can fix the plurality of groups of hexagonal seats through the coordination of the plurality of groups of hexagonal seats and the fixing table so as to improve the stability of the plurality of groups of hexagonal seats, and the plurality of groups of hexagonal seats can respectively support the plurality of groups of round bars under the coordination of the plurality of groups of round bars and the plurality of groups of hexagonal seats, thereby improving the stability of the plurality of groups of round bars.
Preferably, one side of the fixing plate is fixed with one side of the fixing box, four groups of connecting rods are fixed with one side of the moving plate respectively, wherein the four groups of connecting rods drive the two groups of moving plates to move up and down respectively through matching of the four groups of connecting rods and the two groups of moving plates, the fixing plate and the fixing box are arranged, the fixing box can fix the fixing plate, and the fixing plate is prevented from toppling.
Preferably, one side of the vertical rod is fixed with one side of the supporting column, one side of the vertical rod passes through the round hole to be fixed with one side of the measuring rod, the supporting springs are sleeved on the outer side walls of the vertical rod, the other sides of the supporting springs are fixed with one side of the supporting plate, one side of the measuring plate is fixed with one side of the special-shaped supporting plate, the vertical rod can move in the round hole through the vertical rod, the round hole and the measuring rod, one side of the vertical rod can drive the measuring rod to move, the measuring rod can conveniently move up and down on one side of the measuring plate, and under the cooperation of the measuring plates and the special-shaped supporting plate, the special-shaped supporting plate can fix the measuring plates, so that the measuring plates of the plurality of groups are prevented from toppling.
Preferably, one side fixed mounting of chassis has the handrail frame, one side of fixed case is provided with the cabinet door, and wherein, through setting up the back handrail frame, can make things convenient for the workman to drive the device and remove, and the setting of fixed case, conveniently stores maintenance tool to can maintain the device, and the setting of cabinet door can fix one side of fixed case.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, by setting the limiting structure, the output end of the positive and negative motor drives the bidirectional screw rod to rotate, under the cooperation of the bidirectional screw rod and the screw seat, the bidirectional screw rod can drive the screw seat to move up and down, when the bidirectional screw rod and the screw seat move downwards, the screw seat can drive the moving plates at two sides to move, the two groups of moving plates can drive the combined plates to move through the two groups of connecting rods at one side, the combined plates can drive the limiting block to move downwards, further, the two groups of semicircular rotating grooves at one side of the limiting block are respectively moved to the two groups of fixed wheels, the two groups of long rods can be limited under the cooperation of the two groups of limiting blocks and the four groups of fixed wheels, so that the four groups of moving wheels can be limited, the phenomenon of deviation of the four groups of moving wheels can be prevented, the occurrence of missed detection condition can be prevented, meanwhile, the limiting block can drive the two groups of convex plates to move together when the limiting block moves, the two groups of convex plates can respectively move in the two groups of limiting blocks, the two groups of convex plates can be respectively moved in the two groups of limiting grooves, and the two groups of limiting blocks can be stably moved, and stably guided to move, and the limiting block can be stably and stably moved, and stably.
2. According to the road bridge flatness measuring device, the measuring structure is arranged, when a plurality of groups of rolling wheels pass through the pits, one side of the supporting spring pushes the rolling wheels to move downwards through the supporting columns under the elasticity of the supporting springs, the upper ends of the supporting columns drive the vertical rods to move in the round holes, one side of the vertical rods drive the measuring rods to move downwards on one side of the measuring plates, and further the measuring rods can accurately indicate the numerical values on the measuring plates, so that the flatness of the road bridge can be measured, and meanwhile, the contact surface between the device and the road bridge can be increased under the cooperation of the plurality of groups of measuring plates and the plurality of groups of measuring rods, so that the width for measuring the flatness of the road bridge is increased, and the measuring efficiency of the flatness of the road bridge is improved.
3. According to the invention, the hexagonal seat, the round rod and the forward guide ring are arranged, so that one side of the support column can move up and down in the forward guide ring when the support column moves, the support column can stably move, and the round rod can support the forward guide ring under the cooperation of the round rod, so that the stability of the support column in moving is improved, and the support column is prevented from shaking in moving.
Drawings
FIG. 1 is a perspective view of a road and bridge construction flatness measuring device of the present invention;
FIG. 2 is a side view of a road and bridge construction flatness measuring device of the present invention;
FIG. 3 is a partial side perspective view of a road and bridge construction flatness measuring device according to the present invention;
FIG. 4 is a schematic structural view of a measuring structure of a road and bridge construction flatness measuring device according to the present invention;
FIG. 5 is a schematic diagram of a partially exploded construction of a road and bridge construction flatness measuring device according to the present invention;
FIG. 6 is a schematic view of a part of a limit structure of a road and bridge construction flatness measuring device according to the present invention;
FIG. 7 is an enlarged schematic view of the construction flatness measuring device for roads and bridges of the present invention in FIG. 3;
FIG. 8 is a schematic diagram of the structure of a support column and a measuring rod of the road and bridge construction flatness measuring device of the present invention;
fig. 9 is a schematic diagram of a large-scale B structure in fig. 4 of a road and bridge construction flatness measuring device according to the present invention.
In the figure:
1. a chassis; 2. a limit structure; 21. a combination board; 23. a long rod; 24. a limiting block; 241. a limiting plate; 242. a convex plate; 243. a limit groove; 25. a fixed wheel; 26. a moving wheel; 27. a connecting rod; 28. a moving plate; 29. a screw seat; 210. a forward and reverse motor; 211. a bidirectional screw; 212. a fixing plate; 213. a semicircular rotary groove; 3. a measurement structure; 31. a fixed table; 32. a special-shaped supporting plate; 33. a measuring plate; 34. a rolling wheel; 35. a support column; 351. a hexagonal seat; 352. a round bar; 353. a downstream circular ring; 36. a support plate; 37. a support spring; 38. a vertical rod; 39. a measuring rod; 310. a round hole; 4. a handrail frame; 5. a fixed box; 6. and a cabinet door.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
Referring to fig. 1-9: the road and bridge construction flatness measuring device comprises a chassis 1, wherein one side of the chassis 1 is provided with a limiting structure 2, the upper end of the chassis 1 is provided with a measuring structure 3 at the edge position of one side, and the upper end of the chassis 1 is provided with a fixing box 5 at the edge position of the other side; the limiting structure 2 comprises a combined plate 21, long rods 23, moving plates 28, a positive and negative motor 210 and a fixed plate 212, wherein one sides of the two groups of combined plates 21 are fixedly provided with limiting blocks 24, the outer side walls of the two groups of long rods 23 are fixedly provided with fixed wheels 25 near the edge positions of the two sides, the two sides of the two groups of long rods 23 are respectively provided with moving wheels 26, the upper ends of the two groups of combined plates 21 are welded with connecting rods 27 near the edge positions of the two sides, the middle of the two groups of moving plates 28 are fixedly provided with screw thread seats 29, the output ends of the positive and negative motor 210 are movably provided with two-way screws 211, the lower ends of the two groups of limiting blocks 24 are respectively provided with semicircular rotating grooves 213 near the edge positions of the two sides, one sides of the two groups of long rods 23 are movably connected with the lower end of a chassis 1, one side of the positive and negative motor 210 is fixedly arranged on one side of the fixed plate 212, one side of the two groups of the two-way screws 211 penetrate through the fixed plate 212 to be in threaded connection with one side of the screw thread seats 29, one side of the fixed plate 212 is fixedly connected with one side of the fixed box 5, the four groups of connecting rods 27 are respectively fixedly connected with one side of the two groups of the moving plates 28, one side of the chassis 1 is fixedly provided with one side of the armrest 4, and one side of the fixed box 5 is fixedly provided with a cabinet door 6.
In this embodiment, through setting up limit structure 2, through starting positive and negative motor 210, positive and negative motor 210's output drives bi-directional screw 211 and rotates, under the cooperation of bi-directional screw 211 and screw seat 29, bi-directional screw 211 can drive screw seat 29 and reciprocate, when moving downwards, its screw seat 29 can drive the movable plate 28 of both sides and remove, two sets of movable plate 28 all drive composite board 21 through two sets of connecting rods 27 of one side and remove, and composite board 21 can drive stopper 24 downwardly move, and then two sets of semicircle change groove 213 of stopper 24 one side remove respectively to two sets of fixed pulleys 25, under two sets of limit blocks 24 respectively with four sets of fixed pulleys 25's cooperation, can inject two sets of long bars 23, thereby can carry out spacingly to four sets of movable pulleys 26, prevent that four sets of movable pulleys 26 from appearing the skew phenomenon when moving, prevent that the condition from appearing leaking to examine from taking place, wherein, when pushing handrail frame 4 to remove, chassis 1 can promote, and chassis 1 can drive two sets of long bars 23 of lower extreme to remove, and two sets of movable pulleys 23 can drive the bridge and move on two sets of movable pulleys 26 and can drive the bridge device that two sets of movable pulleys 26 move, thereby the bridge can all move.
Examples
As shown in fig. 2, fig. 4 and fig. 8, the measuring structure 3 comprises a fixed table 31, a special-shaped supporting plate 32 and supporting columns 35, one side of the special-shaped supporting plate 32 is provided with a measuring plate 33, the lower end of the supporting columns 35 is fixedly provided with rolling wheels 34, one side of the fixed table 31 is fixedly provided with a supporting plate 36, the other side of the supporting columns 35 is fixedly provided with supporting springs 37, the other side of the supporting columns 35 is welded with vertical rods 38, one side of the measuring plate 33 is provided with a measuring rod 39, one side of the supporting plate 36 is provided with round holes 310, a plurality of groups of supporting columns 35 are equidistantly distributed at one side of the fixed table 31, a plurality of groups of round holes 310 are equidistantly distributed at one side of the supporting plate 36, one side of the special-shaped supporting plate 32 is respectively fixed with one side of the plurality of the supporting columns 35, one side of the fixed table 31 is fixed with one side of the supporting plates 36, one side of the fixed with one side of the chassis 1, one side of the plurality of the groups of vertical rods 38 is respectively fixed with the other side of the plurality of the supporting columns 35, one side of the supporting columns 38 passes through the round holes 310 and is fixed with one side of the measuring rod 39, the groups of the supporting springs 37 are respectively sleeved on the outer side of the vertical rods 38, and the other sides of the supporting plates are respectively, and the side of the supporting plates is fixed with one side of the supporting plates 32.
In this embodiment, through setting up measurement structure 3, when a plurality of groups of wheels 34 roll through the hole and depression, under the elasticity of support spring 37, one side of support spring 37 can promote the wheel 34 downwardly moving through support column 35, and the upper end of support column 35 can drive montant 38 and remove in the inside of round hole 310, one side of montant 38 can drive measuring rod 39 and remove in one side of measuring plate 33 downwardly, make measuring rod 39 can reciprocate in measuring plate 33 one side, and then make measuring rod 39 can carry out accurate instruction to the numerical value on the measuring plate 33, thereby can measure the roughness of road and bridge, simultaneously, under the cooperation of a plurality of groups of measuring plates 33 and a plurality of groups of measuring rod 39, can increase the device and the contact surface of road and bridge, thereby increased the width that road and bridge roughness was measured, improve the measurement efficiency of road and bridge roughness.
Examples
As shown in fig. 3, 5 and 7, limiting plates 241 are respectively arranged at the positions, close to two side edges, of the two ends of the chassis 1, convex plates 242 are respectively and fixedly arranged at the positions, close to two side edges, of one end of each limiting block 24, one sides of the four groups of limiting plates 241 are respectively and fixedly provided with limiting grooves 243, the four groups of limiting plates 241 are respectively fixed with the two sides of the chassis 1, and one sides of the four groups of convex plates 242 are respectively and movably arranged in the four groups of limiting grooves 243.
In this embodiment, through setting up the cooperation of limiting plate 241 and flange 242, limiting plate 24 is when removing, and limiting plate 241 can drive two sets of flange 242 and remove together, and two sets of flange 242 can remove in the inside of two sets of limiting grooves 243 respectively for two sets of flange 242 remove in the inside of two sets of limiting plate 241 respectively, and then can drive limiting plate 24 and steadily remove, thereby can play the guide effect to limiting plate 24, and limiting plate 24 can steadily remove of being convenient for, and make limiting plate 24 can accurately remove two sets of fixed wheels 25 departments.
Examples
As shown in fig. 4 and 9, a hexagonal seat 351 is fixedly mounted on one side of the fixed table 31, a round rod 352 is arranged on one side of the hexagonal seat 351, a parallel circular ring 353 is sleeved on the outer side wall of the support column 35, a plurality of groups of hexagonal seats 351 are equidistantly distributed on one side of the fixed table 31, one sides of the plurality of groups of round rods 352 are respectively fixed with one sides of the plurality of groups of hexagonal seats 351, and the other sides of the plurality of groups of round rods 352 are respectively fixed with one sides of the plurality of groups of parallel circular rings 353.
In this embodiment, by setting the hexagonal seat 351, the round rod 352 and the guiding circular ring 353, when the supporting column 35 moves, one side of the supporting column 35 can move up and down in the guiding circular ring 353, so that the supporting column 35 can move stably, and under the cooperation of the round rod 352, the round rod 352 can support the guiding circular ring 353, so that the stability of the supporting column 35 during movement is improved, and the shaking of the supporting column 35 during movement is prevented.
The working principle of the invention is as follows: when the device is used, firstly, the device is moved to a road and bridge to be measured, the forward and reverse motor 210 is started, the output end of the forward and reverse motor 210 drives the bidirectional screw 211 to rotate, under the cooperation of the bidirectional screw 211 and the thread seat 29, the bidirectional screw 211 can drive the thread seat 29 to move up and down, when the bidirectional screw 211 moves downwards, the thread seat 29 can drive the moving plates 28 at two sides to move, the two groups of moving plates 28 can drive the combined plates 21 to move through the two groups of connecting rods 27 at one side, the combined plates 21 can drive the limiting block 24 to move downwards, the two groups of semicircular rotating grooves 213 at one side of the limiting block 24 are further respectively moved to the two groups of fixed wheels 25, under the cooperation of the two groups of limiting blocks 24 and the four groups of fixed wheels 25, the two groups of moving wheels 26 can be limited, the four groups of moving wheels 26 are prevented from being offset during movement, the occurrence of missed detection conditions is prevented, the road and bridge can be completely detected, the limiting block 24 can drive the two groups of protruding plates 242 to move together, the two groups of protruding plates 242 can respectively move in the two groups of protruding plates 241 at the inner sides of the two groups of the limiting blocks 24, the two groups of protruding plates can move towards the inner sides of the two groups of the limiting blocks 24, the two groups of the supporting wheels 37 can move downwards through the two groups of the limiting blocks, the two groups of the supporting springs 37 can move downwards, the two groups of the limiting blocks can move downwards, the supporting springs 37, the two groups of the supporting springs 37 can move the supporting the limiting blocks, and the two groups of the supporting rods 37, and move the supporting the two groups, and move well-stably, and move up tightly move. And the upper end of support column 35 can drive montant 38 and remove in the inside of round hole 310, one side of montant 38 can drive measuring rod 39 and remove down in one side of measuring board 33, and then make measuring rod 39 can carry out accurate instruction to the numerical value on the measuring board 33, thereby can measure the roughness of road and bridge, simultaneously, under the cooperation of a plurality of measuring boards 33 of group and a plurality of measuring rod 39, can increase the contact surface of the device and road and bridge, thereby road and bridge roughness measuring width has been increased, the measurement efficiency of road and bridge roughness is improved, finally, when support column 35 moves, one side of its support column 35 can reciprocate in the inside of leading round ring 353, make support column 35 can stably remove, and under the cooperation of round rod 352, round rod 352 can support leading round ring 353, thereby improve the stability of support column 35 when moving, prevent that support column 35 from taking place to rock when moving.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (8)
1. Road and bridge construction roughness measuring device, including chassis (1), its characterized in that: one side of the chassis (1) is provided with a limiting structure (2), the upper end of the chassis (1) is provided with a measuring structure (3) at the edge position of one side, and the upper end of the chassis (1) is provided with a fixing box (5) at the edge position of the other side;
the limiting structure (2) comprises a combined plate (21), a long rod (23), a moving plate (28), a positive motor (210) and a fixed plate (212), wherein one side of the combined plate (21) is fixedly provided with a limiting block (24), the outer side wall of the long rod (23) is fixedly provided with a fixed wheel (25) at the position close to two side edges, the two sides of the long rod (23) are respectively provided with a moving wheel (26), the positions close to the two side edges at the upper end of the combined plate (21) are respectively welded with a connecting rod (27), the middle of the moving plate (28) is fixedly provided with a threaded seat (29), the output end of the positive motor (210) is movably provided with a bidirectional screw (211), and the lower ends of the limiting blocks (24) are respectively provided with a semicircular rotary groove (213) at the position close to two side edges;
the measuring structure (3) comprises a fixed table (31), a special-shaped supporting plate (32) and a supporting column (35), wherein a measuring plate (33) is arranged on one side of the special-shaped supporting plate (32), a rolling wheel (34) is fixedly arranged at the lower end of the supporting column (35), a supporting plate (36) is fixedly arranged on one side of the fixed table (31), a supporting spring (37) is fixedly arranged on the other side of the supporting column (35), a vertical rod (38) is welded on the other side of the supporting column (35), a measuring rod (39) is arranged on one side of the measuring plate (33), and a round hole (310) is formed in one side of the supporting plate (36) in a penetrating mode;
limiting plates (241) are arranged at two ends of the chassis (1) close to two side edge positions, convex plates (242) are fixedly arranged at one ends of limiting blocks (24) close to two side edge positions, limiting grooves (243) are formed in one sides of the limiting plates (241) in a penetrating mode, the limiting plates (241) are respectively fixed to two sides of the chassis (1), and one sides of the convex plates (242) are movably arranged in the limiting grooves (243).
2. The road and bridge construction flatness measurement device according to claim 1, characterized in that: one side of fixed station (31) fixed mounting has hexagonal seat (351), one side of hexagonal seat (351) is provided with round bar (352), the lateral wall cover of support column (35) is equipped with smooth ring (353).
3. The road and bridge construction flatness measurement device according to claim 1, characterized in that: one side of each long rod (23) is movably connected with the lower end of the chassis (1), one side of the positive and negative motor (210) is fixedly arranged on one side of the fixing plate (212), and one side of the bidirectional screw rod (211) penetrates through the fixing plate (212) to be in threaded connection with one side of the thread seat (29).
4. The road and bridge construction flatness measurement device according to claim 1, characterized in that: the support columns (35) are equidistantly distributed on one side of the fixed table (31), the round holes (310) are equidistantly distributed on one side of the support plate (36), one sides of the rolling wheels (34) are respectively fixed with one sides of the support columns (35), one side of the special-shaped support plate (32) is fixed with one side of the support plate (36), and one side of the fixed table (31) is fixed with one side of the chassis (1).
5. The road and bridge construction flatness measurement device according to claim 2, characterized in that: the hexagonal seats (351) are equidistantly distributed on one side of the fixed table (31), one sides of the round rods (352) are respectively fixed with one sides of the hexagonal seats (351), and the other sides of the round rods (352) are respectively fixed with one sides of the parallel-guiding circular rings (353).
6. A road and bridge construction flatness measuring device according to claim 3, characterized in that: one side of the fixing plate (212) is fixed with one side of the fixing box (5), and four groups of connecting rods (27) are respectively fixed with one sides of the two groups of moving plates (28).
7. The road and bridge construction flatness measurement apparatus of claim 4, wherein: one side of a plurality of groups of vertical rods (38) is fixed with the other side of a plurality of groups of support columns (35) respectively, one side of the vertical rods (38) penetrates through a round hole (310) to be fixed with one side of a measuring rod (39), a plurality of groups of support springs (37) are sleeved on the outer side walls of a plurality of groups of vertical rods (38) respectively, the other sides of a plurality of groups of support springs (37) are fixed with one side of a support plate (36), and one side of a plurality of groups of measuring plates (33) is fixed with one side of a special-shaped supporting plate (32).
8. The road and bridge construction flatness measurement device according to claim 1, characterized in that: one side of the chassis (1) is fixedly provided with an armrest frame (4), and one side of the fixed box (5) is provided with a cabinet door (6).
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| CN116289443B true CN116289443B (en) | 2023-11-10 |
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