CN213516912U - Pavement damage detection device based on Beidou positioning and FPGA - Google Patents

Pavement damage detection device based on Beidou positioning and FPGA Download PDF

Info

Publication number
CN213516912U
CN213516912U CN202022310429.4U CN202022310429U CN213516912U CN 213516912 U CN213516912 U CN 213516912U CN 202022310429 U CN202022310429 U CN 202022310429U CN 213516912 U CN213516912 U CN 213516912U
Authority
CN
China
Prior art keywords
wall
fixedly connected
detection device
fpga
road surface
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202022310429.4U
Other languages
Chinese (zh)
Inventor
茅荃
胡建
谢韦韦
陈杨
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Modern Engineering Detection Co ltd
Original Assignee
Jiangsu Modern Engineering Detection Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu Modern Engineering Detection Co ltd filed Critical Jiangsu Modern Engineering Detection Co ltd
Priority to CN202022310429.4U priority Critical patent/CN213516912U/en
Application granted granted Critical
Publication of CN213516912U publication Critical patent/CN213516912U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Road Repair (AREA)

Abstract

The utility model relates to a damaged technical field that detects in road surface, and disclose a damaged detection device in road surface based on big dipper location and FPGA, including backup pad, big dipper positioning device and FPGA controlgear, the last fixed surface of backup pad is connected with buffer gear, heat dissipation mechanism, antifriction bearing and driving motor, antifriction bearing's inner wall fixedly connected with screw thread section of thick bamboo, and the inner wall threaded connection of screw thread section of thick bamboo has the threaded rod, the top fixedly connected with L shaped plate of threaded rod, the lower fixed surface of L shaped plate is connected with adjustment mechanism. The utility model discloses can effectively improve the convenience that the damaged detection device in road surface installed and used, make the camera have regulatory function simultaneously to can improve the damaged detection device in road surface's the effect of patrolling and examining, also can make the damaged detection device in road surface have buffering shock attenuation and heat dissipation function, improve the protective capacities of the damaged detection device in road surface, and improve the security and the life of the damaged detection device in road surface work.

Description

Pavement damage detection device based on Beidou positioning and FPGA
Technical Field
The utility model relates to a damaged technical field that detects in road surface especially relates to a damaged detection device in road surface based on big dipper location and FPGA.
Background
With the rapid development of high-grade highways, the pavement quality monitoring system is complete, and the requirements of vehicles running on the flatness and integrity of the pavement on the high-grade highways all need high-grade pavement detection technology. When the pavement is damaged by cracks and the like, the pavement needs to be maintained in time; otherwise, with the increase of road damage, not only potential safety hazards are brought to high-speed running vehicles, but also road maintenance cost is increased, at present, the Beidou system gradually plays an important role in various fields such as surveying and mapping, telecommunication, water conservancy, transportation, exploration and national safety, and therefore the Beidou satellite navigation positioning system is combined with a view screen acquisition technology, a high-grade road damage system which can realize automatic real-time detection, accurate positioning and timely reporting is provided, and the performance of road damage detection is improved.
Through retrieval, a patent with a Chinese patent authorization number of CN206960378U discloses a pavement damage detection device based on Beidou positioning and FPGA, which comprises a positioning part, an image acquisition and display part and a key control part; the image acquisition and display part comprises an FPGA chip, a CMOS camera, a DDR2SDRAM and an LCD, wherein the CMOS camera, the DDR2SDRAM and the LCD are connected with the FPGA chip; the positioning part comprises a Beidou positioning module and a positioning antenna connected with the Beidou positioning module, and the Beidou positioning module captures positioning information through the positioning antenna and transmits the positioning information to the FPGA chip. The pavement damage detection device based on Beidou positioning and FPGA in the patent has the following defects: this road surface damage detection device need independently install each equipment and use on the car, lead to the device installation use comparatively loaded down with trivial details inconvenience, waste time and energy, influence the convenience that the road surface damage detection device based on big dipper location and FPGA used, the device is relatively poor in the protective capacities of working on the car simultaneously, is jolted the vibrations by the car easily and damages, influences the security and the life of road surface damage detection device work.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art road surface damage detection device installation use comparatively loaded down with trivial details inconvenience, waste time and energy, the influence is based on the convenience that big dipper location and FPGA's the damaged detection device in road surface used, the device is relatively poor in the protective capacities of working on the car simultaneously, jolt easily by the car vibrations damage, influence the damaged detection device in road surface work security and life's problem, and the damaged detection device in road surface based on big dipper location and FPGA who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a pavement damage detection device based on Beidou positioning and FPGA comprises a supporting plate, Beidou positioning equipment and FPGA control equipment, wherein the upper surface of the supporting plate is fixedly connected with a buffer mechanism, a heat dissipation mechanism, a rolling bearing and a driving motor, the inner wall of the rolling bearing is fixedly connected with a threaded cylinder, the inner wall of the threaded cylinder is in threaded connection with a threaded rod, the top end of the threaded rod is fixedly connected with an L-shaped plate, the lower surface of the L-shaped plate is fixedly connected with an adjusting mechanism, the side wall of the adjusting mechanism is fixedly connected with a camera, the output end of the driving motor is fixedly connected with a driving gear, the outer wall of the threaded cylinder is fixedly sleeved with a driven gear, the outer wall of the driven gear is meshed with the outer wall of the driving gear, the lower surface of the supporting plate is fixedly, and the hole wall of the through hole is rotatably connected with a rotating rod through a connecting bearing, and two rollers which are symmetrically distributed are fixedly sleeved on the rod wall of the rotating rod.
Preferably, the buffer mechanism comprises a hollow block fixedly connected with the upper surface of the support plate, the upper surface of the hollow block is fixedly communicated with a plurality of connecting cylinders, the inner wall of the top end of the connecting cylinder is movably sleeved with a connecting rod, the bottom end of the connecting rod is fixedly sleeved with a fixed block, the outer wall of the fixed block is fixedly connected with a rubber piston, the outer wall of the rubber piston is movably connected with the inner wall of the hollow block, the upper surfaces of the connecting rods are fixedly connected with supporting blocks together, the upper surface of the supporting block is fixedly connected with the Beidou positioning equipment and the lower surface of the FPGA control equipment, the upper surface of the supporting block is movably sleeved with an outer cover, the outer wall of the outer cover is provided with a plurality of through holes, and the hole wall of the through hole is movably connected with a bolt, the side wall of the supporting block is provided with a plurality of threaded holes matched with the bolt, and the upper surface of the hollow block is fixedly communicated with an inflating nozzle.
Preferably, the heat dissipation mechanism comprises an air pump fixedly connected with the upper surface of the supporting plate, the output end of the air pump is fixedly communicated with a hose, the output end of the hose is fixedly communicated with the outer wall of the outer cover, and the outer wall of the outer cover is fixedly communicated with a one-way valve.
Preferably, adjustment mechanism includes the U-shaped pole with L shaped plate lower fixed surface is connected, the mounting panel has been cup jointed in the pole wall activity of U-shaped pole, the lateral wall of mounting panel and the outer wall fixed connection of camera, the spout has been seted up to the upper surface of mounting panel, the inner wall sliding connection of spout has the slider, the upper surface of slider articulates there is electric putter, electric putter's upper surface and the lower fixed surface of L shaped plate are connected.
Preferably, two threading holes are formed in the outer wall of the outer cover, a sealing sleeve is fixedly connected to the hole wall of each threading hole, and a tool box is fixedly connected to the upper surface of the outer cover.
Preferably, the lower fixed surface of L shaped plate is connected with the telescopic link, the bottom of telescopic link and the upper surface fixed connection of backup pad, the top outer wall fixed connection of telescopic link has the reinforcing plate, the upper surface of reinforcing plate and the inner wall fixed connection of L shaped plate.
Preferably, the lower surface of the supporting block is fixedly connected with a plurality of rubber buffer blocks.
Preferably, the side wall of the supporting plate is fixedly connected with a traction hanger.
Preferably, the rod wall of the connecting rod is movably sleeved with a spring, and the bottom end of the spring is fixedly connected with the upper surface of the connecting cylinder.
Compared with the prior art, the utility model provides a damaged detection device in road surface based on big dipper location and FPGA possesses following beneficial effect:
1. the pavement damage detection device based on Beidou positioning and FPGA comprises a camera, a driving motor and a threaded rod, when the pavement damage detection device inspects the pavement, the device is firstly hung on the automobile traction hook through the traction hanging tool, all parts of the device are not required to be installed on the automobile, time and labor are saved, only the relevant circuit is required to be connected with the automobile storage battery, meanwhile, the height and the angle of the camera are adjusted through the driving motor and the electric push rod, so that the camera can shoot the whole road surface, the omission of the road surface detection is avoided, meanwhile, the FPGA control equipment controls the Beidou positioning equipment to record the specific address of the picture shot by the camera so as to repair the road surface according to the routing inspection data at a later period, the mechanism can effectively improve the convenience of installing and using the pavement damage detection device, and meanwhile, the camera has an adjusting function, and the routing inspection effect of the pavement damage detection device can be improved.
2. The pavement damage detection device based on Beidou positioning and FPGA comprises a heat dissipation mechanism, a rubber piston, a spring and a hollow block, when the pavement damage detection device works, air is added into the hollow block through an inflating nozzle, then the pavement damage detection device is bumped through roller movement, a supporting block pushes the rubber piston to move through a connecting rod, the rubber piston extrudes the air in a connecting cylinder, the bumping impact force on the supporting block can be buffered by resistance generated by air compression, the safety of Beidou positioning equipment and FPGA control equipment is guaranteed, meanwhile, the spring and the rubber buffer block can assist the pavement damage detection device to buffer, an air pump conveys outside air into an outer cover through a hose, the air flow in the outer cover is accelerated, the internal heat of the air is discharged from a check valve along with the air, and the mechanism enables the pavement damage detection device to have the functions of buffering, damping and heat dissipation, the protection capability of the pavement damage detection device is improved, and the working safety and the service life of the pavement damage detection device are improved.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can effectively improve the convenience that the damaged detection device in road surface installed and used, make the camera have regulatory function simultaneously to can improve the damaged detection device in road surface's the effect of patrolling and examining, also can make the damaged detection device in road surface have buffering shock attenuation and heat dissipation function, improved the protective capacities of the damaged detection device in road surface, and improved the security and the life of the damaged detection device in road surface work.
Drawings
Fig. 1 is a schematic structural view of a pavement damage detection device based on Beidou positioning and FPGA provided by the utility model;
fig. 2 is a schematic structural diagram of a portion a of the pavement damage detection device based on Beidou positioning and FPGA according to the present invention;
fig. 3 is a schematic structural diagram of a part B of the pavement damage detection device based on Beidou positioning and FPGA according to the present invention;
fig. 4 is the utility model provides a structural schematic of damaged detection device C part in road surface based on big dipper location and FPGA.
In the figure: the device comprises a support plate 1, a Beidou positioning device 2, a FPGA control device 3, a buffer mechanism 4, a hollow block 41, a connecting cylinder 42, a connecting rod 43, a fixed block 44, a rubber piston 45, a supporting block 46, a housing 47, a bolt 48, an inflation nozzle 49, a heat dissipation mechanism 5, an air pump 51, a hose 52, a one-way valve 53, a driving motor 6, a threaded cylinder 7, a threaded rod 8, an adjusting mechanism 9, a U-shaped rod 91, a mounting plate 92, a chute 93, a slide block 94, an electric push rod 95, a L-shaped plate 10, a camera 11, a driving gear 12, a driven gear 13, a fixed plate 14, a rotating rod 15, a roller 16, a sealing sleeve 17, a tool box 18, a telescopic rod 19, a reinforcing plate 20, a rubber buffer block 21, a.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-4, a pavement damage detection device based on Beidou positioning and FPGA comprises a support plate 1, Beidou positioning equipment 2 and FPGA control equipment 3, wherein the upper surface of the support plate 1 is fixedly connected with a buffer mechanism 4, a heat dissipation mechanism 5, a rolling bearing and a driving motor 6, the inner wall of the rolling bearing is fixedly connected with a threaded cylinder 7, the inner wall of the threaded cylinder 7 is in threaded connection with a threaded rod 8, the top end of the threaded rod 8 is fixedly connected with an L-shaped plate 10, the lower surface of the L-shaped plate 10 is fixedly connected with an adjusting mechanism 9, the side wall of the adjusting mechanism 9 is fixedly connected with a camera 11, the output end of the driving motor 6 is fixedly connected with a driving gear 12, the outer wall of the threaded cylinder 7 is fixedly sleeved with a driven gear 13, the outer wall of the driven gear 13 is meshed with, the outer wall of the fixed plate 14 is provided with a through hole, the hole wall of the through hole is rotatably connected with a rotating rod 15 through a connecting bearing, and two rollers 16 which are symmetrically distributed are fixedly sleeved on the rod wall of the rotating rod 15.
The buffer mechanism 4 comprises a hollow block 41 fixedly connected with the upper surface of the support plate 1, the upper surface of the hollow block 41 is fixedly communicated with a plurality of connecting cylinders 42, the inner wall of the top end of each connecting cylinder 42 is movably sleeved with a connecting rod 43, the bottom end of each connecting rod 43 is fixedly sleeved with a fixing block 44, the outer wall of each fixing block 44 is fixedly connected with a rubber piston 45, the outer wall of each rubber piston 45 is movably connected with the inner wall of the hollow block 41, the upper surfaces of the connecting rods 43 are jointly and fixedly connected with supporting blocks 46, the upper surfaces of the supporting blocks 46 are fixedly connected with the lower surfaces of the Beidou positioning device 2 and the FPGA control device 3, the upper surfaces of the supporting blocks 46 are movably sleeved with outer covers 47, and the, and the hole wall of the through hole is movably connected with a bolt 48, the side wall of the supporting block 46 is provided with a plurality of threaded holes matched with the bolt 48, and the upper surface of the hollow block 41 is fixedly communicated with an inflating nozzle 49.
The heat dissipation mechanism 5 comprises an air pump 51 fixedly connected with the upper surface of the supporting plate 1, the output end of the air pump 51 is fixedly communicated with a hose 52, the output end of the hose 52 is fixedly communicated with the outer wall of the outer cover 47, the outer wall of the outer cover 47 is fixedly communicated with a one-way valve 53, the mechanism enables the pavement damage detection device to have buffering, damping and heat dissipation functions, the protection capability of the pavement damage detection device is improved, and the working safety and the service life of the pavement damage detection device are improved.
Adjustment mechanism 9 includes the U-shaped pole 91 with L shaped plate 10 fixed surface is connected, mounting panel 92 has been cup jointed in the pole wall activity of U-shaped pole 91, mounting panel 92's lateral wall and camera 11's outer wall fixed connection, spout 93 has been seted up to mounting panel 92's upper surface, spout 93's inner wall sliding connection has slider 94, slider 94's upper surface articulates there is electric putter 95, electric putter 95's upper surface and L shaped plate 10's fixed surface are connected, this mechanism can effectively improve the convenience of road surface damage detection device installation and use, make camera 11 have regulatory function simultaneously, and can improve road surface damage detection device's the effect of patrolling and examining.
Two through wires holes have been seted up to the outer wall of dustcoat 47, and the pore wall fixedly connected with seal cover 17 in through wires hole, and the last fixed surface of dustcoat 47 is connected with toolbox 18, and toolbox 18 portable other road surface detecting instrument.
The lower fixed surface of L shaped plate 10 is connected with telescopic link 19, and the bottom of telescopic link 19 is connected with the last fixed surface of backup pad 1, and the top outer wall fixedly connected with reinforcing plate 20 of telescopic link 19, the upper surface of reinforcing plate 20 and the inner wall fixed connection of L shaped plate 10, telescopic link 19 can ensure the stability that L shaped plate 10 connects.
The lower surface of the supporting block 46 is fixedly connected with a plurality of rubber buffer blocks 21.
The side wall of the supporting plate 1 is fixedly connected with a traction hanger 22, and the traction hanger 22 is convenient for connecting the device with a tractor.
Spring 23 has been cup jointed in the pole wall activity of connecting rod 43, and the bottom of spring 23 is connected with the last fixed surface of connecting cylinder 42, and the elasticity that spring 23 compression produced improves the buffering effect of device, can all pass through control switch and external power source electric connection by big dipper positioning device 2, FPGA controlgear 3, driving motor 6, air pump 51 and camera 11, and this electric connection is prior art, and belongs to the familiar technical means of the personnel in the field, therefore does not give unnecessary details.
In the utility model, when the pavement damage detection device inspects the pavement, the device is firstly hung on the automobile traction hook through the traction hanger 22, all parts of the device are not required to be installed on the automobile, time and labor are saved, only the relevant circuit is required to be connected with the automobile storage battery, the height and the angle of the camera 11 are adjusted through the driving motor 6 and the electric push rod 95, the driving motor 6 enables the threaded rod 8 to move upwards through the driving gear 12 and the driven gear 13 to adjust the height of the L-shaped plate 10, the electric push rod 95 adjusts the deflection angle of the mounting plate 92 on the U-shaped rod 91 through the position adjustment of the movable sliding block 94 in the sliding chute 93, the camera 11 can shoot the whole pavement, the pavement detection omission is avoided, meanwhile, the FPGA control device 3 controls the Beidou positioning device 2 to record the specific address of the picture shot by the camera 11, so as to repair the pavement according to the inspection data at the later, the mechanism can effectively improve the convenience of installation and use of the pavement damage detection device, simultaneously, the camera 11 has an adjusting function, and can improve the inspection effect of the pavement damage detection device, when the pavement damage detection device works, firstly, air is added into the hollow block 41 through the inflating nozzle 49, then, when the pavement damage detection device is bumped through the movement of the roller 16, the supporting block 46 pushes the rubber piston 45 to move through the connecting rod 43, the rubber piston 45 extrudes the air in the connecting cylinder 42, the resistance generated by air compression can buffer the bumping impact force on the supporting block 46, the safety of the Beidou positioning device 2 and the FPGA control device 3 is ensured, meanwhile, the spring 23 and the rubber buffer block 21 can assist the pavement damage detection device to buffer, and the air pump 51 conveys the outside air into the outer cover 47 through the hose 52 to accelerate the air flow in the outer cover 47, make its inside heat along with the air is discharged from check valve 53, this mechanism makes road surface damage detection device have buffering shock attenuation and heat dissipation function, has improved road surface damage detection device's protective capacities to road surface damage detection device's security and life of work have been improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (9)

1. The road surface damage detection device based on Beidou positioning and FPGA comprises a supporting plate (1), Beidou positioning equipment (2) and FPGA control equipment (3) and is characterized in that the upper surface of the supporting plate (1) is fixedly connected with a buffer mechanism (4), a heat dissipation mechanism (5), a rolling bearing and a driving motor (6), the inner wall of the rolling bearing is fixedly connected with a threaded cylinder (7), the inner wall of the threaded cylinder (7) is in threaded connection with a threaded rod (8), the top end of the threaded rod (8) is fixedly connected with an L-shaped plate (10), the lower surface of the L-shaped plate (10) is fixedly connected with an adjusting mechanism (9), the side wall of the adjusting mechanism (9) is fixedly connected with a camera (11), the output end of the driving motor (6) is fixedly connected with a driving gear (12), and the outer wall of the threaded cylinder (7) is fixedly sleeved with a, the outer wall of driven gear (13) and the outer wall meshing of driving gear (12), the lower fixed surface of backup pad (1) is connected with two sets of symmetric distribution's fixed plate (14), the through-hole has been seted up to the outer wall of fixed plate (14), and the pore wall of through-hole rotates through connecting the bearing and is connected with bull stick (15), the pole wall of bull stick (15) is fixed to be cup jointed two symmetric distribution's gyro wheel (16).
2. The road surface damage detection device based on Beidou positioning and FPGA according to claim 1, characterized in that the buffer mechanism (4) comprises a hollow block (41) fixedly connected with the upper surface of the support plate (1), the upper surface of the hollow block (41) is fixedly communicated with a plurality of connecting cylinders (42), the inner wall of the top end of each connecting cylinder (42) is movably sleeved with a connecting rod (43), the bottom end of each connecting rod (43) is fixedly sleeved with a fixed block (44), the outer wall of each fixed block (44) is fixedly connected with a rubber piston (45), the outer wall of each rubber piston (45) is movably connected with the inner wall of the hollow block (41), the upper surfaces of the connecting rods (43) are fixedly connected with a support block (46) together, and the upper surfaces of the support blocks (46) are fixedly connected with the lower surfaces of the Beidou positioning device (2) and the FPGA control device (3), the upper surface activity of supporting shoe (46) has cup jointed dustcoat (47), a plurality of through-holes have been seted up to the outer wall of dustcoat (47), and the pore wall swing joint of through-hole has bolt (48), a plurality of screw holes with bolt (48) matched with have been seted up to the lateral wall of supporting shoe (46), the fixed intercommunication of upper surface of hollow block (41) has charging connector (49).
3. The road surface damage detection device based on Beidou positioning and FPGA (field programmable gate array) as claimed in claim 2, wherein the heat dissipation mechanism (5) comprises an air pump (51) fixedly connected with the upper surface of the support plate (1), the output end of the air pump (51) is fixedly communicated with a hose (52), the output end of the hose (52) is fixedly communicated with the outer wall of the outer cover (47), and the outer wall of the outer cover (47) is fixedly communicated with a one-way valve (53).
4. The road surface damage detection device based on big dipper location and FPGA of claim 1, characterized in that, adjustment mechanism (9) include with L shaped plate (10) lower fixed surface be connected U-shaped pole (91), mounting panel (92) have been cup jointed in the pole wall activity of U-shaped pole (91), the lateral wall of mounting panel (92) and the outer wall fixed connection of camera (11), spout (93) have been seted up to the upper surface of mounting panel (92), the inner wall sliding connection of spout (93) has slider (94), the upper surface of slider (94) articulates there is electric putter (95), the upper surface of electric putter (95) and the lower fixed surface of L shaped plate (10) are connected.
5. The pavement damage detection device based on Beidou positioning and FPGA according to claim 2, characterized in that two threading holes are formed in the outer wall of the outer cover (47), a sealing sleeve (17) is fixedly connected to the hole wall of each threading hole, and a tool box (18) is fixedly connected to the upper surface of the outer cover (47).
6. The road surface damage detection device based on Beidou positioning and FPGA according to claim 1, characterized in that a telescopic rod (19) is fixedly connected to the lower surface of the L-shaped plate (10), the bottom end of the telescopic rod (19) is fixedly connected to the upper surface of the support plate (1), a reinforcing plate (20) is fixedly connected to the outer wall of the top end of the telescopic rod (19), and the upper surface of the reinforcing plate (20) is fixedly connected to the inner wall of the L-shaped plate (10).
7. The Beidou positioning and FPGA based road surface damage detection device according to claim 2, characterized in that a plurality of rubber buffer blocks (21) are fixedly connected to the lower surface of the supporting block (46).
8. The Beidou positioning and FPGA-based road surface damage detection device according to claim 1, characterized in that a traction hanger (22) is fixedly connected to the side wall of the support plate (1).
9. The road surface damage detection device based on Beidou positioning and FPGA according to claim 2, characterized in that a spring (23) is movably sleeved on a rod wall of the connecting rod (43), and the bottom end of the spring (23) is fixedly connected with the upper surface of the connecting cylinder (42).
CN202022310429.4U 2020-10-16 2020-10-16 Pavement damage detection device based on Beidou positioning and FPGA Active CN213516912U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022310429.4U CN213516912U (en) 2020-10-16 2020-10-16 Pavement damage detection device based on Beidou positioning and FPGA

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022310429.4U CN213516912U (en) 2020-10-16 2020-10-16 Pavement damage detection device based on Beidou positioning and FPGA

Publications (1)

Publication Number Publication Date
CN213516912U true CN213516912U (en) 2021-06-22

Family

ID=76398194

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022310429.4U Active CN213516912U (en) 2020-10-16 2020-10-16 Pavement damage detection device based on Beidou positioning and FPGA

Country Status (1)

Country Link
CN (1) CN213516912U (en)

Similar Documents

Publication Publication Date Title
CN213142733U (en) Highway subgrade road surface roughness detection device
CN112663588A (en) Soil thickness measuring device for land surveying and mapping based on electronic information technology
CN213516912U (en) Pavement damage detection device based on Beidou positioning and FPGA
CN206627058U (en) A kind of intelligent sensoring for measuring flatness
CN204929098U (en) Portable panorama investigation appearance
CN216201606U (en) Novel CCTV check out test set is used in pipe network construction
CN217520935U (en) Movable tunnel secondary lining concrete strength detection device
CN216013242U (en) Portable urban road bridge detection device
CN214822827U (en) Highway tunnel disease detects car
CN202966068U (en) Repair engineering car with video monitoring system
CN213750335U (en) A self-propelled device of surveying of road and bridge for civil engineering
CN220471103U (en) Urban tunnel defect detection device
CN110531102B (en) Overrun detects waterproof design device
CN113405839A (en) Auxiliary supervision robot
CN220231381U (en) Road roller earth and stone side filler particle size detecting system
CN213472830U (en) New energy charging pile
CN214268002U (en) High-stability vehicle-mounted mooring system
CN214930711U (en) Unmanned aerial vehicle topography survey device with damper
CN220565807U (en) Movable protection device for intelligent parking
CN219564973U (en) Multi-angle carrying structure of vehicle-mounted cradle head
CN213239946U (en) Lightweight, portable road surface disease detection device
CN213746032U (en) Wireless split type mining roof-bottom plate moving proximity sensor
CN219673678U (en) Multi-functional inspection and maintenance engineering vehicle for long and narrow pipeline
CN213705341U (en) Walking type omnibearing environment intelligent monitoring vehicle
CN217227442U (en) Automation device for external fixation and remote control camera shooting machine operation

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CB03 Change of inventor or designer information
CB03 Change of inventor or designer information

Inventor after: Mao Chuo

Inventor after: Hu Jian

Inventor after: Xie Weiwei

Inventor after: Chen Yang

Inventor before: Mao Chuo

Inventor before: Hu Jian

Inventor before: Xie Weiwei

Inventor before: Chen Yang