CN111174665B - Road structure layer thickness detector who conveniently carries - Google Patents
Road structure layer thickness detector who conveniently carries Download PDFInfo
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- CN111174665B CN111174665B CN202010147822.8A CN202010147822A CN111174665B CN 111174665 B CN111174665 B CN 111174665B CN 202010147822 A CN202010147822 A CN 202010147822A CN 111174665 B CN111174665 B CN 111174665B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
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Abstract
The invention discloses a portable road structure layer thickness detector which comprises a measuring cylinder, a measuring column, a control assembly and a plurality of groups of supporting assemblies, wherein the measuring column penetrates through one end of the measuring cylinder and is in sliding fit with the measuring cylinder, the control assembly is arranged in the measuring cylinder and is used for controlling the measuring column to stretch out and draw back, and the supporting assemblies are arranged on the outer wall of the measuring cylinder and are used for supporting the measuring cylinder.
Description
Technical Field
The invention relates to the technical field of road thickness detection equipment, in particular to a portable road structure layer thickness detector.
Background
Roads are infrastructures for various trackless vehicles and pedestrians to pass through according to the meaning of words, and are divided into roads, urban roads, country roads, factory roads, forestry roads, examination roads, competition roads, automobile test roads, workshop roads, school roads and the like according to the use characteristics of the roads, and ancient China also has posthouse roads. It also refers to the way to achieve a certain goal, the way things develop, change.
For example, the invention patent with the Chinese patent publication number of CN109974553A discloses a tool for rapidly measuring the thickness of a road cement structural layer, which comprises a caliper tube, a caliper, a base and a caliper head, wherein the caliper tube consists of a left tube and a right tube which are arranged side by side, the base is fixedly arranged at the lower end of the caliper tube, the outer side wall of the caliper tube is provided with an open slot, the caliper is matched in the caliper tube, the caliper head is fixedly arranged at the lower end of the caliper, the caliper head is matched in the open slot, two sides of the outer side wall of the caliper tube 1, which are close to the open slot, are respectively provided with a size scale mark, the calipers in the left tube and the right tube can respectively and independently measure, the thickness of the road cement structural layer can be rapidly measured at multiple points, and the measurement precision is accurate.
Above-mentioned technical scheme when implementing, need only to dig the hole that the size accords with detection device subaerial and just can detect, the hole area of digging is great, if when needs carry out the multiunit measurement, and is great to the destruction on ground, if when the bottom unevenness of the hole of digging, causes the inaccurate in the detection easily, influences the testing effect.
Disclosure of Invention
The invention aims to provide a portable road structure layer thickness detector which is convenient for workers to carry and can effectively reduce the inaccurate measurement caused by hand shaking of the workers during measurement.
The technical purpose of the invention is realized by the following technical scheme:
a portable road structure layer thickness detector comprises a measuring cylinder, a measuring column penetrating one end of the measuring cylinder and in sliding fit with the measuring cylinder, a control assembly arranged in the measuring cylinder and used for controlling the measuring column to stretch and a plurality of groups of supporting assemblies arranged on the outer wall of the measuring cylinder and used for supporting the measuring cylinder, wherein the control assembly comprises a lifting block arranged in the measuring cylinder in a sliding way and fixedly connected with the measuring column, an adjusting assembly symmetrically fixed on the outer wall of the measuring cylinder and used for controlling the lifting block to lift, a micro motor fixed in the measuring cylinder and fixedly connected with the end face of one end of the measuring cylinder, and a connecting rope wound on an output shaft of the micro motor and fixedly connected with the lifting block, sliding grooves are symmetrically formed in the inner wall of the measuring cylinder, and an L-shaped hole communicated with the outside of the measuring cylinder is formed in one side of each sliding groove, the adjusting component part enters the L-shaped hole and is in sliding fit with the vertical hole of the L-shaped hole, spring grooves are symmetrically formed in the outer wall of the lifting block, limiting blocks in sliding fit with the spring grooves are arranged in the spring grooves, the limiting blocks are matched with the sliding grooves, springs I are arranged in the spring grooves, two ends of the springs I are fixedly connected with the limiting blocks and the bottoms of the spring grooves respectively, springs II are arranged inside the measuring cylinder, two ends of the springs II are fixedly connected with the lifting block and one end of the measuring cylinder respectively, the L-shaped hole is further provided with a pressure sensor for controlling the micro motor, limiting grooves are symmetrically formed in the inner wall of the measuring cylinder, and sliding blocks in sliding fit with the limiting grooves are fixed on the lifting block.
By adopting the technical scheme, when the thickness of the ground structure layer is detected, a worker firstly drills on the ground to enable the hole to be deep to the ground, then opens the supporting component for supporting the measuring cylinder, the supporting component can support the measuring cylinder above the ground, then the worker starts the adjusting component, the adjusting component can push the limiting block to the spring groove when being started, so that the limiting block can move into the spring groove from the sliding groove, under the self gravity action of the lifting block and the measuring column and the elastic action of the spring II, the lifting block can move towards the direction far away from the micro motor, the lifting block can move to drive the measuring column fixed with the lifting block to move together, so that one end of the measuring column can extend out from one end face of the measuring cylinder and further enter the hole drilled on the ground, because the measuring column is marked with scales, when the measuring column is abutted against the ground, the staff can know the total structural layer thickness between the ground surface and the foundation by reading the scale on the measuring column, when the measurement is completed, the staff loosens the adjusting component, the adjusting component can be abutted to the pressure sensor under the action of self gravity, so that the pressure sensor can send a signal to the micro motor, so that the micro motor is started, the micro motor can be started, the pull rope wound on the output shaft of the micro motor can be continuously wound on the output shaft of the micro motor by the start of the micro motor, because the other end of the pull rope is fixedly connected with the lifting block, so that the pull rope is continuously wound on the output shaft of the micro motor, the lifting block can be continuously moved towards the direction close to the micro motor under the action of the pulling force of the pull rope, when the limiting block corresponds to the sliding groove, the limiting block can enter the sliding groove under the elastic action of the first spring, then the micro motor is closed, and the lifting block can be restored to the original state at the moment, in order to be ready for next use, can effectually reduce the artifical error that rocks the device and bring through supporting component, guarantee the measuring precision.
Preferably, the supporting component comprises a plurality of accommodating grooves formed in the outer wall of the measuring cylinder, a connecting groove formed in the inner wall of the measuring cylinder, and rotating shafts arranged at two ends of the connecting groove and in rotating fit with the side wall of the connecting groove, belt pulleys are fixedly sleeved on the rotating shafts, two belt pulleys are connected through belts, one end of the rotating shaft below the rotating shaft penetrates through the side wall of one side of the accommodating groove to enter the side wall of the other side of the accommodating groove, the rotating shaft below the rotating shaft is in rotating fit with the side wall of the accommodating groove, belt pulleys are fixedly sleeved on the rotating shafts in the connecting groove, two belt pulleys are connected through belts, a turbine is fixedly sleeved on the rotating shaft above the rotating shaft, a worm meshed with the worm wheel is further arranged in the connecting groove, and two ends of the worm are in rotating fit with the inner walls of two sides of the connecting groove, the measuring cylinder is characterized in that a rotary rod penetrates through the outer wall of the measuring cylinder, a circular groove is formed in one end of the worm, a plurality of notch grooves are formed in the inner wall of the circular groove, one end of the rotary rod is inserted into the circular groove and matched with the circular groove in a sliding mode, a clamping block matched with the notch grooves is formed in the rotary rod, a plurality of clamping grooves corresponding to the notch grooves are formed in the side wall of the measuring cylinder, the clamping block is matched with the clamping grooves in a matching mode, a knob is fixed to one end, away from the worm, of the rotary rod, a telescopic rod is fixed to the outer sleeve of the rotary rod, and the telescopic rod is located in the accommodating grooves.
By adopting the technical scheme, when the measuring cylinder is used, a worker pushes the knob to approach the measuring cylinder, the knob is fixedly connected with the rotary rod, the rotary rod is driven to move by the knob when the knob moves, the clamping block fixed on the rotary rod can enter the notch groove from the joint between the clamping groove and the notch groove, then the knob is rotated to drive the rotary rod to rotate, the worm rotates under the matching of the clamping block and the notch groove, the worm is meshed with the worm wheel to drive the worm wheel to rotate, the worm wheel sleeve is fixed on the upper rotating shaft, the upper rotating shaft rotates, the belt pulleys are fixed on the two rotating shafts, the belt pulleys are in transmission connection through the belt, the lower rotating shaft rotates to drive the telescopic rod fixedly connected with the rotating shaft to rotate, and when the telescopic rod rotates to a proper angle, stop rotating, the length of adjusting the telescopic link makes it contradict subaerial, because this supporting component is provided with three groups, can effectual assurance measure the stability of a section of thick bamboo, avoids appearing the phenomenon that measures a section of thick bamboo and rock in the measurement process.
As preferred, the adjusting part is fixed in including the symmetry bracing piece on the measuring cylinder outer wall, crossbeam, the symmetry that is used for connecting two bracing pieces set up between two bracing pieces and the part is located the carriage release lever in the vertical hole in L type hole and with the straight-bar of connecting two carriage release levers, the carriage release lever is kept away from the one end of straight-bar is fixed with L type piece, the one end that the carriage release lever was kept away from to L type piece is fixed with to touch multitouch, touch multitouch has been seted up to touch multitouch's one end, the one end of stopper seted up with the inclined plane two of an inclined plane looks adaptation, L type hole's horizontal hole internal fixation has spring three just the both ends of spring three respectively with the inner wall fixed connection in L type piece and L type hole.
Adopt above-mentioned technical scheme, the staff uses the hand to draw the straight-bar upwards, the straight-bar rebound will drive the carriage release lever removal with straight-bar fixed connection, the carriage release lever removal will drive the L type piece removal fixed with the carriage release lever, because set up on stopper and the L type piece inclined plane one and inclined plane two of mutually supporting, along with the continuous rising of L type piece, under the cooperation of inclined plane one and inclined plane two, will promote the stopper and constantly remove to the spring inslot, when the stopper enters into the spring inslot completely, stop the removal of straight-bar, after the measurement, the staff loosens the straight-bar, the straight-bar will move downwards under the elastic action of spring three and self action of gravity, pressure sensor will be contradicted to the horizontal plate of L type piece afterwards, and then pressure sensor starts.
Preferably, a level gauge is fixed on the upper outer wall of the measuring cylinder.
By adopting the technical scheme, the measuring cylinder and the horizontal state can be visually observed through the level gauge.
Preferably, the measuring column is made of transparent toughened glass, a luminescent lamp is fixed to one end, located inside the measuring cylinder, of the measuring column, and a rubber buffer block is fixed to one end, far away from the luminescent lamp, of the measuring column.
Adopt above-mentioned technical scheme, because glass will leaded light nature, the light that the luminescent light sent will launch along the direction of measuring the post, and then can observe the downthehole phenomenon of boring to get subaerial through measuring the post, can effectually reduce the impact dynamics of measuring the post through the rubber buffer block, increase the life of measuring the post.
Preferably, an intelligent control screen is fixed on the outer wall of the measuring cylinder, and the pressure sensor, the micro motor and the luminescent lamp are electrically connected with the intelligent control screen.
By adopting the technical scheme, the states of the micro motor and the luminescent lamp can be controlled through the intelligent control screen, and the states of the micro motor and the luminescent lamp are ensured to be in proper states.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment;
FIG. 2 is a schematic diagram illustrating an internal structure of the measuring cylinder according to the embodiment;
FIG. 3 is a schematic view showing an internal structure of a receiving groove and a connecting groove according to an embodiment;
FIG. 4 is a schematic view illustrating a fitting structure of the stopper and the sliding groove according to the embodiment;
FIG. 5 is a schematic diagram illustrating a positional relationship between a fixture block and a slot and a notch according to an embodiment;
FIG. 6 is a schematic diagram illustrating the fitting relationship between the limiting groove and the sliding block according to the embodiment.
Reference numerals: 1. a measuring cylinder; 2. a measuring column; 3. a lifting block; 4. a micro motor; 5. connecting ropes; 6. a chute; 7. an L-shaped hole; 8. a spring slot; 9. a limiting block; 10. a first spring; 12. a second spring; 13. a pressure sensor; 14. a limiting groove; 15. a slider; 16. a receiving groove; 17. connecting grooves; 18. a rotating shaft; 19. a belt pulley; 20. a belt; 21. a worm gear; 22. a worm; 23. rotating the rod; 24. a circular groove; 25. notching; 26. a clamping block; 27. a card slot; 28. a knob; 29. a telescopic rod; 30. a support bar; 31. a cross beam; 32. a straight rod; 33. an L-shaped block; 34. a contact block; 35. a first inclined plane; 36. a second inclined plane; 37. a third spring; 38. a level gauge; 39. a light emitting lamp; 40. a rubber buffer block; 41. an intelligent control screen; 42. the rod is moved.
Detailed Description
The following description is only a preferred embodiment of the present invention, and the protection scope is not limited to the embodiment, and any technical solution that falls under the idea of the present invention should fall within the protection scope of the present invention. It should also be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention.
See fig. 1 to 4, a road structure layer thickness detector that conveniently carries, including a measuring cylinder 1, pierce through set up in measuring cylinder 1 one end and with measuring cylinder 1 sliding fit's measuring column 2, set up and be used for controlling the flexible control assembly of measuring column 2 and the multiunit setting up the supporting component who is used for supporting measuring cylinder 1 on measuring cylinder 1 outer wall in measuring cylinder 1.
As shown in fig. 3 and 5, when detecting the thickness of the ground structure layer, a worker firstly drills a hole on the ground to make the hole deep to the ground, and then opens the supporting component supporting the measuring cylinder 1, the supporting component includes a plurality of accommodating grooves 16 opened on the outer wall of the measuring cylinder 1, a connecting groove 17 opened in the inner wall of the measuring cylinder 1, and rotating shafts 18 disposed at both ends of the connecting groove 17 and in rotational fit with the side wall of the connecting groove 17, a belt 20 wheel 19 is fixed on the rotating shaft 18 and connected between the two belt 20 wheels 19 through a belt 20, one end of the lower rotating shaft 18 penetrates through the side wall of one side of the accommodating groove 16 to enter the side wall of the other side of the accommodating groove 16, the lower rotating shaft 18 is in rotational fit with the side wall of the accommodating groove 16, the belt 20 wheel 19 is fixed on the rotating shaft 18 in the connecting groove 17 and connected between the two belt 20 wheels 19 through a belt 20, a worm wheel is further sleeved and fixed on the upper rotating shaft 18, a worm 22 meshed with the worm wheel 21 is further arranged in the connecting groove 17, two ends of the worm 22 are in rotating fit with inner walls of two sides of the connecting groove 17, a rotary rod 23 penetrates through the outer wall of the measuring cylinder 1, one end of the worm 22 is provided with a circular groove 24, a plurality of notches 25 are formed in the inner wall of the circular groove 24, one end of the rotary rod 23 penetrates through the circular groove 24 and is in sliding fit with the circular groove 24, a clamping block 26 matched with the notches 25 is formed in the rotary rod 23, a plurality of clamping grooves 27 corresponding to the notches 25 are formed in the side wall of the measuring cylinder 1, the clamping block 26 is also matched with the clamping grooves 27, a knob 28 is fixed at one end of the rotary rod 23 far away from the worm 22, a telescopic rod 29 is fixed on the lower rotating shaft 18 in a sleeved and fixed manner, the telescopic rod 29 is located in the accommodating groove 16, a worker pushes the knob 28 to approach the measuring cylinder 1, the knob 28 is fixedly connected with the rotary rod 23, the knob 28 drives the rotary rod 23 to move when moving, the fixture block 26 fixed on the rotary rod 23 enters the notch 25 from the joint between the fixture groove 27 and the notch 25, then the knob 28 is rotated to drive the rotary rod 23 to rotate, the worm 22 is rotated under the cooperation of the fixture block 26 and the notch 25, the worm 22 is meshed with the worm wheel 21 to drive the worm wheel 21 to rotate, the worm wheel 21 is sleeved on the upper rotary shaft 18 to rotate, the upper rotary shaft 18 is rotated, the belt 20 wheel 19 is fixed on the two rotary shafts 18, and the belt 20 wheel 19 is in transmission connection through the belt 20, so that the upper rotary shaft 18 is rotated to drive the lower rotary shaft 18 to rotate, the lower rotary shaft 18 is rotated to drive the telescopic rod 29 fixedly connected with the rotary shaft 18 to rotate, when the telescopic rod 29 rotates to a proper angle, the rotation is stopped, the length of the telescopic rod 29 is adjusted to be abutted against the ground, and because the support assembly is provided with three sets, the stability of the measuring cylinder 1 can be effectively ensured.
As shown in fig. 1, 2 and 6, when the measuring cylinder 1 is stably supported on the ground, a worker then starts an adjusting assembly, the adjusting assembly includes two support rods 30 symmetrically fixed on the outer wall of the measuring cylinder 1, a cross beam 31 for connecting the two support rods 30, a moving rod 42 symmetrically disposed between the two support rods 30 and partially disposed in a vertical hole of the L-shaped hole 7, and a straight rod 32 for connecting the two moving rods 42, an L-shaped block 33 is fixed at one end of the moving rod 42 away from the straight rod 32, an abutting block 34 is fixed at one end of the L-shaped block 33 away from the moving rod 42, a first inclined plane 35 is formed at one end of the abutting block 34, a second inclined plane 36 adapted to the first inclined plane 35 is formed at one end of the limiting block 9, the worker pulls the straight rod 32 upward by hand, the straight rod 32 moves upward to drive the moving rod 42 fixedly connected to the straight rod 32, the moving rod 42 moves to drive the L-shaped block 33 fixed to the moving rod 42 to move, because the first inclined plane 35 and the second inclined plane 36 which are matched with each other are arranged on the limiting block 9 and the L-shaped block 33, the limiting block 9 is pushed to move into the spring groove 8 continuously under the matching of the first inclined plane 35 and the second inclined plane 36 along with the continuous rising of the L-shaped block 33, and when the limiting block 9 completely enters the spring groove 8, the straight rod 32 stops moving.
As shown in fig. 1, fig. 2, fig. 4 and fig. 6, the control assembly includes a lifting block 3 slidably disposed inside the measuring cylinder 1 and fixedly connected to the measuring column 2, an adjusting assembly symmetrically fixed on the outer wall of the measuring cylinder 1 for controlling the lifting of the lifting block 3, a micro motor 4 fixed inside the measuring cylinder 1 and fixedly connected to the end surface of one end of the measuring cylinder 1, a connecting rope 5 wound on the output shaft of the micro motor 4 and fixedly connected to the lifting block 3, sliding grooves 6 symmetrically disposed on the inner wall of the measuring cylinder 1, an L-shaped hole 7 communicating with the outside of the measuring cylinder 1 disposed on one side of the sliding groove 6, the adjusting assembly partially entering the L-shaped hole 7 and slidably fitting the vertical hole of the L-shaped hole 7, spring grooves 8 symmetrically disposed on the outer wall of the lifting block 3 and limiting blocks 9 slidably fitting the spring grooves 8 disposed in the spring grooves 8, the limiting blocks 9 fitting the sliding grooves 6, a spring I10 is arranged in the spring groove 8, two ends of the spring I10 are respectively fixedly connected with a limiting block 9 and the bottom of the spring groove 8, a spring II 12 is arranged in the measuring cylinder 1, two ends of the spring II 12 are respectively fixedly connected with the lifting block 3 and one end of the measuring cylinder 1, the L-shaped hole 7 is also provided with a pressure sensor 13 for controlling the micro motor 4, when the limiting block 9 completely enters the spring groove 8 from the chute 6, the lifting block 3 can move towards the direction far away from the micro motor 4 under the self gravity action of the lifting block 3 and the measuring column 2 and the elastic action of the spring II 12, because the limiting groove 14 is symmetrically arranged on the inner wall of the measuring cylinder 1, the sliding block 15 which is in sliding fit with the limiting groove 14 is fixed on the lifting block 3, the lifting position of the lifting block 3 can be limited through the sliding block 15, and the phenomenon that the lifting block 3 rotates in the lifting process is avoided, the lifting block 3 moves and will drive and remove together with the fixed measuring column 2 of lifting block 3 to the one end of measuring column 2 will stretch out from the one end terminal surface of measuring cylinder 1, and then enters into the downthehole that gets bored subaerial, because it has the scale to mark on the measuring column 2, when measuring column 2 contradicts the ground, the staff can know the total structural layer thickness between the ground surface distance ground through reading the scale on measuring column 2.
As shown in fig. 6, after the measurement is completed, because the spring three 37 is fixed in the horizontal hole of the L-shaped hole 7 and the two ends of the spring three 37 are respectively fixedly connected with the L-shaped block 33 and the inner wall of the L-shaped hole 7, after the measurement is completed, the worker loosens the straight rod 32, the straight rod 32 will move downwards under the elastic action of the spring three 37 and the action of self gravity, then the horizontal plate of the L-shaped block 33 will abut against the pressure sensor 13, and the pressure sensor 13 will be started, so that the pressure sensor 13 will send a signal to the micro-motor 4, so that the micro-motor 4 is started, the micro-motor 4 will be started, so that the pulling rope wound on the output shaft of the micro-motor 4 will be continuously wound on the output shaft of the micro-motor 4, because the other end of the pulling rope is fixedly connected with the lifting block 3, so that the pulling rope is continuously wound on the output shaft of the micro-motor 4, the lifting block 3 will be under the pulling force of the pulling rope, constantly to the direction removal that is close to micro motor 4, when stopper 9 and spout 6 correspond, stopper 9 will get into spout 6 under the elastic action of spring 10 in, micro motor 4 closes afterwards, and elevator 3 will resume original state this moment to use next time, can effectually reduce the artifical error that rocks the device and bring through supporting component, guarantee the measuring precision
As shown in fig. 1, a level 38 is fixed on an upper outer wall of the measuring cylinder 1, and the measuring cylinder 1 and a horizontal state can be visually observed through the level 38.
As shown in fig. 2, measuring post 2 is transparent toughened glass, and measuring post 2 is located the inside one end of measuring section of thick bamboo 1 and is fixed with luminescent lamp 39, and the one end that luminescent lamp 39 was kept away from to measuring post 2 is fixed with rubber buffer block 40, because glass will leaded light nature, the light that luminescent lamp 39 sent will be launched along the direction of measuring post 2, and then can be through measuring post 2, observe the downthehole phenomenon of boring on the ground, can effectually reduce the impact force degree of measuring post 2 through rubber buffer block 40, increase the life of measuring post 2.
As shown in fig. 2, an intelligent control screen 41 is fixed on the outer wall of the measuring cylinder 1, and the pressure sensor 13, the micro motor 4 and the light emitting lamp 39 are electrically connected with the intelligent control screen 41, so that the states of the micro motor 4 and the light emitting lamp 39 can be controlled through the intelligent control screen 41, and the states of the micro motor 4 and the light emitting lamp 39 are ensured to be in proper states.
Claims (5)
1. A portable road structure layer thickness detector is characterized by comprising a measuring cylinder (1), a measuring column (2) which is penetratingly arranged at one end of the measuring cylinder (1) and is in sliding fit with the measuring cylinder (1), a control assembly which is arranged in the measuring cylinder (1) and is used for controlling the measuring column (2) to stretch and contract, and a plurality of groups of supporting assemblies which are arranged on the outer wall of the measuring cylinder (1) and are used for supporting the measuring cylinder (1), wherein the control assembly comprises a lifting block (3) which is arranged in the measuring cylinder (1) in a sliding way and is fixedly connected with the measuring column (2), an adjusting assembly which is symmetrically fixed on the outer wall of the measuring cylinder (1) and is used for controlling the lifting block (3) to lift, a micro motor (4) which is fixed in the measuring cylinder (1) and is fixedly connected with the end face at one end of the measuring cylinder (1), and a connecting rope (5) which is wound on an output shaft of the micro motor (4) and is fixedly connected with the lifting block (3), the measuring cylinder is characterized in that sliding grooves (6) are symmetrically formed in the inner wall of the measuring cylinder (1), one side of each sliding groove (6) is provided with an L-shaped hole (7) communicated with the outside of the measuring cylinder (1), the adjusting component partially enters the L-shaped hole (7) and is in sliding fit with a vertical hole of the L-shaped hole (7), the outer wall of the lifting block (3) is symmetrically provided with a spring groove (8), a limiting block (9) in sliding fit with the spring groove (8) is arranged in the spring groove (8), the limiting block (9) is matched with the sliding grooves (6), a spring I (10) is arranged in the spring groove (8), two ends of the spring I (10) are fixedly connected with the limiting block (9) and the bottom of the spring groove (8) respectively, a spring II (12) is arranged in the measuring cylinder (1), two ends of the spring II (12) are fixedly connected with one end of the lifting block (3) and one end of the measuring cylinder (1) respectively, the pressure sensor (13) for controlling the micro motor (4) is further arranged on the L-shaped hole (7), a limit groove (14) is symmetrically formed in the inner wall of the measuring cylinder (1), a sliding block (15) in sliding fit with the limit groove (14) is fixed on the lifting block (3), the adjusting component comprises supporting rods (30) symmetrically fixed on the outer wall of the measuring cylinder (1), a cross beam (31) used for connecting the two supporting rods (30), moving rods (42) symmetrically arranged between the two supporting rods (30) and partially located in vertical holes of the L-shaped hole (7) and a straight rod (32) used for connecting the two moving rods (42), an L-shaped block (33) is fixed at one end, far away from the straight rod (32), of the L-shaped block (33), far away from the moving rod (42), of the L-shaped block (33) is fixed with a contact block (34), one end of the contact resisting block (34) is provided with a first inclined plane (35), one end of the limiting block (9) is provided with a second inclined plane (36) matched with the first inclined plane (35), a third spring (37) is fixed in a horizontal hole of the L-shaped hole (7), and two ends of the third spring (37) are fixedly connected with the inner walls of the L-shaped block (33) and the L-shaped hole (7) respectively.
2. The portable road structure layer thickness detector as claimed in claim 1, wherein the supporting component comprises a plurality of accommodating grooves (16) formed in the outer wall of the measuring cylinder (1), a connecting groove (17) formed in the inner wall of the measuring cylinder (1), and rotating shafts (18) arranged at two ends of the connecting groove (17) and rotatably matched with the side walls of the connecting groove (17), wherein a belt (20) wheel (19) and two belts (20) wheels (19) are respectively sleeved and fixed on the rotating shafts (18), the rotating shafts (18) are connected through the belts (20), one ends of the rotating shafts (18) penetrate through the side wall of one side of the accommodating groove (16) to enter the side wall of the other side of the accommodating groove (16) and below the rotating shafts (18) are rotatably matched with the side wall of the accommodating groove (16), the rotating shafts (18) in the connecting groove (17) are respectively sleeved and fixed with the belt (20) wheels (19) and two belts (20) wheels (19) The measuring cylinder is connected with the measuring cylinder through a belt (20), a turbine is further sleeved and fixed on the upper portion of the rotating shaft (18), a worm (22) meshed with the worm wheel (21) is further arranged in the connecting groove (17), two ends of the worm (22) are in running fit with inner walls of two sides of the connecting groove (17), a rotating rod (23) penetrates through the outer wall of the measuring cylinder (1), a circular groove (24) is formed in one end of the worm (22), a plurality of notch grooves (25) are formed in the inner wall of the circular groove (24), one end of the rotating rod (23) penetrates through the circular groove (24) and is in sliding fit with the circular groove (24), a clamping block (26) matched with the notch grooves (25) is formed in the rotating rod (23), a plurality of clamping grooves (27) corresponding to the notch grooves (25) are formed in the side wall of the measuring cylinder (1), and the clamping block (26) is also matched with the clamping grooves (27), one end of the rotating rod (23) far away from the worm (22) is fixed with a knob (28), and below the rotating shaft (18) is sleeved with a telescopic rod (29) and the telescopic rod (29) is located in the accommodating groove (16).
3. A portable instrument for detecting the thickness of a road structure according to claim 2, characterized in that a level gauge (38) is fixed on the upper outer wall of the measuring cylinder (1).
4. A portable instrument for detecting the thickness of a road structure according to claim 3, wherein the measuring post (2) is made of transparent toughened glass, a light emitting lamp (39) is fixed at one end of the measuring post (2) located inside the measuring cylinder (1), and a rubber buffer block (40) is fixed at one end of the measuring post (2) far away from the light emitting lamp (39).
5. The portable road structure layer thickness detector as claimed in claim 4, wherein an intelligent control screen (41) is fixed on the outer wall of the measuring cylinder (1), and the pressure sensor (13), the micro motor (4) and the light emitting lamp (39) are electrically connected with the intelligent control screen (41).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010147822.8A CN111174665B (en) | 2020-03-05 | 2020-03-05 | Road structure layer thickness detector who conveniently carries |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010147822.8A CN111174665B (en) | 2020-03-05 | 2020-03-05 | Road structure layer thickness detector who conveniently carries |
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| CN111174665A CN111174665A (en) | 2020-05-19 |
| CN111174665B true CN111174665B (en) | 2021-07-23 |
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| CN113028944B (en) * | 2021-03-31 | 2022-09-13 | 九江职业技术学院 | Novel floor thickness detects device |
| CN114234767B (en) * | 2022-02-28 | 2022-04-26 | 山东平安工程质量检测有限公司 | Portable road structure layer thickness detector |
| CN116412738B (en) * | 2023-06-09 | 2023-08-18 | 陕西鑫炬烽建筑工程有限公司 | Thickness detection equipment for road engineering construction |
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| JPS63134909A (en) * | 1986-11-26 | 1988-06-07 | Shimizu Constr Co Ltd | Method and device for measuring thickness of asphalt layer or the like |
| JP4617155B2 (en) * | 2004-12-28 | 2011-01-19 | 井本刃物株式会社 | Film thickness inspection system |
| CN203113207U (en) * | 2013-04-01 | 2013-08-07 | 舟山元通工程监理咨询有限公司 | Pavement structure layer thickness detection instrument |
| CN205642339U (en) * | 2016-04-20 | 2016-10-12 | 吕令红 | Thickness measurement appearance is spread to bituminous paving pine |
| CN205784987U (en) * | 2016-07-16 | 2016-12-07 | 刘持省 | A kind of asphalt pavement construction loose laying depth somascope |
| CN206399338U (en) * | 2016-12-30 | 2017-08-11 | 宜兴硅谷电子科技有限公司 | Hole depth measuring mechanism |
| CN207314104U (en) * | 2017-09-04 | 2018-05-04 | 广州市广州工程建设监理有限公司 | A kind of road surface structare layer thickness gauge |
| CN107816927A (en) * | 2017-11-28 | 2018-03-20 | 中国水利水电第五工程局有限公司 | A kind of portable road structure layer thickness detection device |
| CN208125027U (en) * | 2018-05-14 | 2018-11-20 | 浙江求是工程检测有限公司 | A kind of road surface structare layer thickness gauge with lighting device |
| CN110411314B (en) * | 2019-07-09 | 2020-12-11 | 中咨宏业工程顾问有限公司 | Portable road structure layer thickness detection device |
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