269results about How to "Effective movement" patented technology

The invention relates to the field of low-altitude economy, in particular to a server communication optimization method and system based on low-altitude economy. The method comprises the following steps: monitoring an unmanned aerial vehicle communication relay node in a low-altitude field; carrying out node space position positioning calculation on the unmanned aerial vehicle communication relay nodes one by one, carrying out distributed relay topology fitting, and constructing a low-altitude relay communication network; collecting low-altitude real-time interaction information based on a low-altitude relay communication network; performing communication link bandwidth calculation on the low-altitude real-time interaction information, performing dynamic communication protocol modulation, and constructing a dynamic low-altitude adaptive communication protocol; identifying real-time communication state parameters of the relay nodes based on the low-altitude relay communication network; performing inter-node communication channel identification on the real-time communication state parameters of the relay nodes, performing optimal channel scheduling decision, and constructing an optimal channel scheduling strategy; current user communication data of the ground server is monitored. According to the invention, low-delay and high-efficiency server communication optimization is realized.

The invention provides a nuclear power station flow channel joint dredging robot applying an image recognition algorithm. The robot comprises an image recognition sensing system, a robot moving navigation system, a dredging operation system and a safety monitoring system. The image recognition sensing system is used for collecting an image in the flow channel through a high-resolution camera and analyzing and recognizing sludge and sundries in the flow channel according to the image; the robot mobile navigation system is used for realizing positioning, path planning and autonomous movement of the robot; the desilting operation system is used for removing and collecting sludge and sundries in the flow channel; the safety monitoring system is used for monitoring the running state and the working environment of the robot in real time and ensuring the safety and the reliability of the dredging process of the robot; by integrating image recognition, automatic navigation and a safety monitoring system, efficient, accurate and safe flow channel dredging operation is achieved.

The utility model discloses a patch welding device for circuit board processing, which comprises a bearing plate, a mechanical arm is fixedly arranged on the top of the left side of the bearing plate, and a placing plate is arranged on the upper side of the middle part of the bearing plate. The circuit board is accurately clamped and moved through the mechanical arm, the circuit board can be effectively fixed through the fixing mechanism composed of the driving motor, the lead screw, the movable block, the sliding block, the fixing plate and the like, the problem of welding dislocation caused by movement of the circuit board in the circuit board patch welding process is solved, and the circuit board patch welding efficiency is improved. Therefore, the welding precision and reliability are obviously improved; a double-end motor drives a threaded rod, a sliding rod, a second movable plate, a connecting rod, a rotating frame and other mechanisms, so that a containing plate can incline forwards or backwards, qualified circuit boards and unqualified circuit boards slide to different conveying belts correspondingly, automatic classification treatment of the welding quality of the circuit boards is achieved, the production process is optimized, and efficiency is improved.

The invention provides an upper mounting device for fire fighting and a fire fighting truck. The fire-fighting loading device comprises a box body used for storing and protecting other system modules; the liquid tank is used for storing a fire extinguishing agent; the power generation module is used for providing power for the ducted unmanned aerial vehicle; the mooring cable reel is connected with the power generation module and used for conveying power to the ducted unmanned aerial vehicle; the water pump system is used for outputting the fire extinguishing agent in the liquid tank; the supporting platform is positioned above the liquid tank; wherein the liquid tank, the water pump system and the mooring cable reel are arranged in the same length direction of the box body and are all located below the box body, and the power generation module is located on one side of the mooring cable reel; and the box body and the supporting platform form an accommodating space for accommodating the ducted unmanned aerial vehicle. According to the technical scheme, the size of the fire-fighting loading device can be reduced, and the integration of the whole loading device is improved.

The movable and expandable square cabin comprises a main cabin body, an expansion assembly and a fixing assembly, the expansion assembly is movably installed in the main cabin body, the fixing assembly is fixedly installed on the top of the main cabin body, and the main cabin body can be conveniently unfolded to expand the area of the main cabin body through the arrangement of the expansion assembly; the expansion assembly is fixedly used through the fixing assembly, the expansion assembly comprises inner box bodies, pulleys, sliding grooves, side doors and fixing handles, the inner box bodies are movably installed on the two sides of the interior of the main cabin body, the pulleys are fixedly installed at the upper ends and the lower ends of the inner box bodies, and the sliding grooves are formed in the upper ends and the lower ends of the interior of the main cabin body; the expandable shelter has an expandable function, the size of the internal space can be adjusted according to actual requirements, higher space use flexibility is provided, due to the design optimization, the shelter can be unfolded and folded in a short time, the deployment time is greatly shortened, and the expandable shelter is suitable for quick response under emergency conditions.

The invention discloses a temporary supporting device for geological exploration adit tunneling and a using method thereof, belongs to the field of tunneling supporting, and aims to solve the problem that in the using process of an existing temporary support, due to the fact that the temporary support is mostly installed on a tunneling vehicle, the tunneling vehicle is too large in size and high in quality, and the existing temporary support is inconvenient to use. Therefore, a large amount of time is consumed for laying and unfolding the temporary support, and the use convenience of the whole temporary support device is easily influenced. The invention provides a temporary supporting device for geological exploration adit tunneling. The temporary supporting device comprises a protection assembly. According to the temporary supporting device for geological prospecting adit tunneling, the special crawler belt advancing structure is arranged to be matched with the transverse moving structure, so that the whole temporary supporting device for geological prospecting adit tunneling can rapidly move in a mine hole, and the problem that in the using process of an existing temporary support, the temporary supporting effect is poor can be solved to a certain extent; and a large amount of time is consumed for laying and unfolding the temporary support, so that the use convenience of the whole temporary support device is easily influenced.

The utility model provides a drainage pipe video detection robot, which relates to the technical field of drainage management and comprises a bottom plate, a base is fixedly connected to the edge, close to one side, of the top of the bottom plate, a first through hole is formed in one side of the base, and a rotating shaft is rotatably connected to the interior of the first through hole. The outer surface of the rotating shaft is fixedly sleeved with a connecting block, a sliding groove is formed in the top of the connecting block, a contraction block is slidably connected into the sliding groove, and a matched connection block is fixedly connected to the top of the contraction block. The utility model solves the problems that the device cannot be widely used due to the facts that the conventional drainage detection is generally carried out on part of drainage near a drainage port and the effect of the conventional drainage detection is very one-piece, and the effective detection effect of the device is inconvenient, the conventional method is clumsy and not applicable, and the use cost of the device is low. And the use effect of the device is reduced.

The invention belongs to the field of nanometer materials, and particularly relates to a bullet-shaped nanometer motor with a hole formed in the tail and a preparation method of the bullet-shaped nanometer motor, the bullet-shaped nanometer motor comprises a bullet-shaped AuNBPs (at) Ag nanometer material and a power source, and the bullet-shaped AuNBPs (at) Ag nanometer material is composed of gold nanometer double-cone AuNBPs and Ag nanometer rods; one end of the gold nano bipyramid AuNBPs is exposed outside to form a tip structure, and the other end of the gold nano bipyramid AuNBPs is wrapped by the Ag nanorod to form a rod-shaped structure; the tail part of the Ag nanorod is provided with an open pore, and the power source is loaded on the open pore. The bullet-shaped nano motor breaks through the limitation of a traditional spherical structure, the top end of the bullet-shaped nano motor is of a pointed cone structure, the tail portion of the bullet-shaped nano motor is provided with holes to load metal oxide to serve as a power source, and the bullet-shaped nano motor has excellent dynamic performance and good guidance quality.

The utility model relates to the technical field of gear processing, in particular to a gear wear resistance detection device which comprises a base, a detection table is fixedly connected to the upper surface of the base, two symmetrical mounting plates are fixedly connected to the upper surface of the base, a threaded rod is jointly and rotationally connected between the inner walls of the two mounting plates, and a threaded rod is fixedly connected to the inner wall of the threaded rod. Wherein the outer wall of one mounting plate is fixedly connected with a gear motor used for driving the threaded rod, the outer wall of the threaded rod is in threaded connection with a threaded block, the lower surface of the threaded block is fixedly connected with an electric push rod, the bottom end of the electric push rod is fixedly connected with a supporting plate, and the inner wall of the bottom end of the supporting plate is rotationally connected with a rotating rod. The gear detection device can effectively move the gear to be detected to a detection area, and can take out the gear after the gear to be detected is detected, so that the subsequent gear wear resistance detection process is prevented from being influenced, and the detection effect of the detection device is improved.

The invention discloses a vehicle control method based on a shared map. The method comprises the steps of obtaining current position information of a vehicle and current environment information of an environment where the vehicle is located; generating a parking map acquisition instruction based on the current position information; in response to the parking map acquisition instruction, acquiring initial parking lot map data corresponding to the coordinate information of the target parking lot from a shared map; performing feature matching processing based on the current environment information and the initial parking lot map data to obtain target parking lot map data; target parking position information is determined based on the target parking lot map data, path planning processing is performed based on the current position information, the target parking lot map data and the target parking position information, and a target parking path is determined; and controlling the vehicle to move to a parking space corresponding to the target parking position information according to the target parking path. The current vehicle obtains the map data of the current parking lot environment through the shared map, and the problem of improving the accuracy of the parking lot map in intelligent driving is solved.

The magnetic suspension type flexible wall-climbing robot comprises a first rack, supports are installed at the two ends of the first rack, and cameras are installed on the two supports to assist robot operation and environment perception; the two dynamic balance units are symmetrically distributed, the distance sensor controls the dynamic balance units to conduct angle adjustment, the lower end of the first rack is provided with two first magnetic attraction pieces which are symmetrically distributed, and the two ends of the first magnetic attraction pieces are provided with two movable second magnetic attraction pieces which are symmetrically distributed. And each second magnetic attraction piece is movably arranged at the lower end of the second rack, third magnetic attraction pieces are distributed at the two ends of each second magnetic attraction piece, and the third magnetic attraction pieces are installed on the magnetic attraction wheels. The falling risk caused by attitude imbalance is effectively prevented, and the safety and reliability of operation are greatly improved.

The invention relates to the technical field of motor position control, in particular to a direct-current servo motor position control method and system based on operation analysis, and the method comprises the steps: obtaining a target direct-current servo motor, obtaining a target model according to the target direct-current servo motor, obtaining a moving position parameter, and obtaining a plurality of parameter adjustment intervals, obtaining a plurality of parameter combinations based on a plurality of parameter adjustment intervals, obtaining an optimal operation state of a target direct current servo motor, obtaining a moving target site, obtaining a current site of the target direct current servo motor, constructing a moving path based on the current site and the moving target site, obtaining curve characteristics of the moving path, dividing the moving path, and obtaining the target direct current servo motor. The method comprises the steps of obtaining multiple sections of divided paths, simulating the divided paths, confirming energy-optimal parameter combinations, summarizing the energy-optimal parameter combinations, obtaining an energy-optimal parameter combination set, and completing direct current servo motor position control based on operation analysis on the basis of the energy-optimal parameter combination set. According to the invention, efficient energy consumption management and accurate position control can be realized.

The present invention relates to the field of screening, and specifically provides a multi-stage ore screening device, which aims to solve the problem of reduced filtering efficiency and poor screening effect caused by filter blockage in current ore screening devices. The multi-stage ore screening device of the present invention includes a device housing and a reset component, a bending component, and a first filter plate group and a second filter plate group arranged up and down connected to the device housing. The device housing is formed with a feed chamber and a plurality of screening chambers connected to the feed chamber. The reset component can provide a pulling force to straighten the first filter plate group and the second filter plate group. The first filter plate group and the second filter plate group are provided with a bending component on their sides. The bending component can overcome the pulling force provided by the reset component to the first filter plate group or the second filter plate group and fold the two adjacent first filter plates or the second filter plates to one side, so as to clean the filter plates by beating and vibrating, avoid clogging the filter holes with ores, and ensure the screening effect.

The invention discloses a power distribution network post-fault load recovery method considering minimum duration, which comprises the following steps of: 1, establishing a target function of a power distribution network post-fault load recovery model by taking maximization of weighted load recovery quantity and maximization of minimum duration of a micro-grid as targets; 2, establishing a power distribution network radial constraint by considering the running radial performance of the power distribution network; 3, considering the minimum duration of the micro-grid, and establishing the minimum duration constraint of the micro-grid; 4, mobile emergency power supply vehicle constraints are established; 5, considering operation safety of the power distribution network, and establishing power flow balance and safe operation constraints of the power distribution network; and 6, solving the power distribution network post-fault load recovery model, and obtaining a power distribution network post-fault load recovery scheme. According to the method, the operation safety of the power distribution network is ensured, the problem of unbalanced power flow is avoided, the minimum duration time of the micro-grid and the mobile emergency power supply vehicle are cooperatively considered, the load recovery method after the power distribution network breaks down is effectively obtained, and the power failure loss is reduced.

The invention discloses a conveying device and method for fan installation. The conveying device comprises a conveying base and a movably-arranged conveying ladder. The conveying ladder can be movably arranged on the adjusting frame in the horizontal direction to achieve multi-direction adjustment. According to the invention, the climbing installation assembly located on an offshore wind power installation platform or on land can be conveyed to be in butt joint with a tower drum; or the climbing installation assembly located on the tower drum is conveyed to the offshore wind power installation platform or the land; or the climbing installation assembly located on the land is conveyed to the offshore wind power installation platform; through cooperative cooperation of various driving mechanisms, all-dimensional flexible operation, self-adaptive dynamic adjustment function and other optimized combination of a plurality of structures, the device can flexibly adapt to various scenes, dynamic adjustment is achieved in the conveying process, the device can well adapt to the offshore installation environment, and the service life of the device is prolonged. And the transportation efficiency and safety of the climbing mounting assembly among different environments are remarkably improved.

The invention relates to the technical field of shield tunnel segment assembly quality detection, in particular to a shield construction period segment assembly quality detection device and method based on binocular vision. The shield construction period segment assembling quality detection device based on binocular vision comprises a main structure assembly, an automatic walking assembly and a binocular vision imaging assembly, the main structure assembly is provided with the automatic walking assembly, and the automatic walking assembly is further provided with the binocular vision imaging assembly. According to the device and method provided by the invention, the segment assembly quality in the shield tunnel construction period can be intelligently detected in real time, so that the efficiency and precision of segment assembly quality detection are improved.

The utility model provides a sheet metal part laser cutting anti -deformation support frock belongs to sheet metal processing technical field, including moving mechanism, including support frame, the universal wheel of fixed connection in support frame bottom, the mounting bracket of fixed connection in support frame inner wall, the top drive air cylinder of adaptive installation in support frame side wall, fixed mechanism, including the mounting plate of fixed connection in mounting bracket side wall, the installation mouth of opening in mounting plate side wall, the clamping seat of fixed connection in mounting plate inner wall, the fixed frame of fixed connection in clamping seat side wall. The utility model discloses through the setting of moving mechanism and fixed mechanism, has realized the adaptive fixing of different size, shape sheet metal part, and moving mechanism adopts universal wheel and top drive air cylinder combination, has guaranteed frock's nimble movement and has ensured the stability when working, and fixed mechanism passes through the cooperation of adjusting assembly and clamping assembly, utilizes the accurate positioning of small -size sheet metal part of top block driven by top drive air cylinder.

The utility model discloses a secondary tensioning platform for a large-cantilever prestress cover beam. The secondary tensioning platform comprises a cover beam body, a supporting base, a supporting frame, a suspension adjusting assembly, a construction operation assembly and a hoisting assembly. The supporting frame comprises two top connecting cross beams and two connecting reinforcing plates connected with the ends of the two top connecting cross beams. An adjusting sliding seam and a limiting sliding seam are formed in the top connecting cross beam; the suspension adjusting assembly is slidably connected into the adjusting sliding seam and the limiting sliding seam. Moving wheels used for supporting the base to move and a fixing assembly used for supporting the base to be fixed to the cover beam body are arranged at the bottom of the supporting base. The supporting base is designed to be movable, the bottom is provided with the moving wheels and the fixing assemblies, the purpose that the platform can flexibly move to the construction position and be stably fixed is achieved, and therefore the technical effects that the platform efficiently moves on the bent cap body and keeps stability are achieved; therefore, the problem that the platform is inconvenient to move in a complex construction environment is solved.

The invention provides a needle cylinder support changing assembly line which is used for changing a needle cylinder mounted in a first-size tray into a second-size tray and comprises a base, a discharging module, a conveying assembly, a feeding module, a conveying device and a lifting device. The unloading module is connected with the base; the conveying assembly is installed on the base and connected with the discharging module. The feeding module is attached to the conveying assembly and installed on the base. The conveying device is connected with the base, and a height difference exists between the conveying device and the base; the lifting device is mounted on the conveying device; the discharging module can move the needle cylinders in the tray of the first size to the conveying assembly. The conveying device can convey a second size tray; the lifting device can lift or lower the second size tray; the feeding module can place the needle cylinders in the conveying assembly on the second size tray. The technical problems that time and labor are wasted in an existing manual support changing mode, the needle cylinders are prone to being inconsistent in placing direction, and the production efficiency is seriously affected are solved.

The invention relates to the technical field of biomass energy production, in particular to equipment and a process for preparing biomass natural gas through dry-type high-temperature anaerobic ferment.The equipment comprises a fermentation box body, a gas inlet pipe, a gas outlet pipe, a gas inlet pipe, a gas outlet pipe and a gas outlet pipe, a first frame, a second frame and a third frame are sequentially arranged on the inner wall of the fermentation cavity in a staggered mode in the vertical direction, the material crushing and liquid supplying assembly comprises a material crushing mechanism and a pre-inoculation mixed liquid supplying mechanism, and the material uniformizing and stirring mechanism comprises a material uniformizing mechanism and a stirring frame mechanism. Therefore, the process of preparing the biomass natural gas through dry-type high-temperature anaerobic fermentation is realized, the problems of long retention time and low treatment efficiency are solved, the gas production rate and the production efficiency of the biomass natural gas are improved, and powerful support is provided for popularization and use of clean energy.

This disclosure provides a management system and a management method. The management system of this embodiment includes a server that manages multiple autonomous mobile entities moving within a facility. The server divides the map into multiple regions based on map information representing the facility, designates at least one of the multiple regions as a restricted region, and designates at least one of the multiple regions as an unrestricted region. In the restricted regions, autonomous mobile entities granted the right of way to move within the restricted regions are allowed to move, while the movement of autonomous mobile entities not granted the right of way is restricted.

The utility model discloses pressure test detection equipment for valve production and processing, which comprises a support frame, a clamping assembly is arranged on the support frame, the clamping assembly comprises an air cylinder and a moving plate, the air cylinder is arranged on the support frame, the moving plate is connected to the output end of the air cylinder, a fixed plate is arranged on the support frame, and the fixed plate is connected to the output end of the air cylinder. The fixed plate and the movable plate are each provided with a connecting pipe, the number of the connecting pipes is two, one connecting pipe is connected with a water inlet hose, the water inlet hose is provided with a removing assembly, the removing assembly comprises a fixed sleeve and a movable ring, the fixed sleeve is installed on the water inlet hose, and the movable ring is installed on the fixed sleeve. And the movable ring is slidably connected to the fixed sleeve, so that the technical problem that in the prior art, when existing pressure test detection equipment is used for valve detection, once a valve needs to be replaced in the detection process, a rapid clamping and releasing mechanism is lacked, and the continuous operation capacity and procedure connection are seriously affected is solved.

The utility model discloses a kind of machining toolings for arc groove and arc surface spare parts, including tooling base, support key block is equipped on the tooling base, the upper side of support key block is slidably connected with limit slider, the length direction both sides of limit slider are respectively connected with side plate, and the side wall of side plate is abutted to support key block;The side surface of support key block width direction is also connected with baffle, locking bolt is equipped on the baffle, and locking bolt is abutted to limit slider by passing through the baffle;Limit shaft hole is also equipped on the tooling base, and the side of limit shaft hole away from the side where baffle is arranged.This machining tooling simple structure, easily install and use, by the setting of limit slider and limit shaft hole, the positioning and fixing of the spare part to be processed placed on tooling base can be more conveniently carried out, and it is favorable to the processing of arc groove to spare part to be processed, and the finish machining of outer peripheral contour.

The present invention provides a magnetic wheel adsorption underwater MIG welding robot, comprising a magnetic adsorption trolley, a wire feeding device, a welding gun moving device and a welding gun; the wire feeding device and the welding gun moving device are respectively arranged on the magnetic adsorption trolley; the welding gun is located on one side of the magnetic adsorption trolley; the welding gun moving device is connected to the welding gun through a welding gun arm to achieve lifting and horizontal movement of the welding gun; the welding gun is also connected to the wire feeding device through a cable to realize the input of welding wire from the wire feeding device into the welding gun. The welding robot can achieve effective movement on complex geometric metal surfaces, has good movement stability, is conducive to improving the welding process, and can control the welding wire to be transported to the molten pool along the cable at a stable wire feeding speed to ensure the weld forming effect.

A lens holder driving device (101) is provided with: a first lens holder (3A) capable of holding a first lens body (LS1); a second lens holder (3B) capable of holding the second lens body (LS2); a first movable-side member (MB1) including a first lens holder (3A); a second movable side member (MB2) including a second lens holder (3B); a first piezoelectric drive unit (PD1) that moves the first lens holder (3A) in the optical axis direction by the movement of the first piezoelectric element (8A); and a second piezoelectric driving unit (PD2) that moves the second lens holder (3B) in the optical axis direction by the movement of the second piezoelectric element (8B). A second movable-side member (MB2) is included in the first movable-side member (MB1) and is movable in the optical axis direction with respect to the first lens holder (3A). A first piezoelectric drive unit (PD1) is provided on the fixed-side member (FB), and a second piezoelectric drive unit (PD2) is provided on the second movable-side member (MB2).

The utility model provides a plant transplanting support device for garden construction, which relates to the technical field of garden equipment and comprises a bottom plate and a top plate, the top plate and the bottom plate are two-section, the side walls of the two plate surfaces are provided with shaft pins and are connected through hooks, the other ends of the two plate surfaces are connected together through a hinge, and the bottom plate and the top plate are connected through a hinge. The supporting device comprises a bottom plate, the interior of the bottom plate is in a hollow state, a partition plate is slidably installed in the bottom plate, a pair of rectangular frames are installed on the top of the bottom plate, connecting frames are installed on the rectangular frames through adjusting assemblies, and the top ends of the connecting frames are connected with the bottom end face of a top plate. Therefore, the device is worthy of wide popularization.

The utility model relates to the technical field of equipment for anti-corrosion construction of high-altitude buildings. The anti-corrosion tool for the boundary area of the helicopter deck comprises a support, the support comprises a front frame body and a rear frame body, the front frame body and the rear frame body are each formed by detachably splicing a plurality of square steel, a flat plate is horizontally installed on the front frame body through bolts, a plurality of universal wheels are arranged at the bottom of the front frame body, and the universal wheels are arranged at the bottom of the rear frame body. The hanging basket is arranged at the bottom of the rear frame body, a groove allowing the top of the hanging basket to be inserted is formed in the bottom of the rear frame body, and the side face of the groove and the side face of the top of the hanging basket are fixed together through bolts. The utility model has the beneficial effects that the anti-corrosion maintenance requirement of the helicopter deck boundary area can be met, the maintenance efficiency is improved, the maintenance cost is reduced, and the construction period is shortened.

The present invention discloses a laying device for cable laying in a tunnel and a method of using the same, comprising a right-angled triangle frame structure, a cable pulley and a wire feeding angle adjustment structure, wherein the cable pulley is arranged on the hypotenuse of the right-angled triangle frame structure and is used for conveying cables, the wire feeding angle adjustment structure is arranged at the junction of the hypotenuse and the vertical side of the right-angled triangle frame structure and is used for adjusting the horizontal angle of the cable end and guiding the cable to a cable rack, the right-angled triangle frame structure comprises telescopic rods, which are respectively arranged on the hypotenuse and the vertical side of the right-angled triangle frame structure and are used for adjusting the height of the laying device, and the connection method of each component adopts a detachable connection method, which has low assembly difficulty and can effectively improve work efficiency, and at the same time, the scheme adopts an upper end movable connection of the wire feeding angle adjustment structure, which only bears the weight of a small section of cable during use, and bears a small load, thereby avoiding the risk of overturning of the cable laying vehicle.

The invention provides a movable nuclear magnetic resonance detection device based on a magnetic resonance image, and belongs to the technical field of nuclear magnetic resonance detection. The movable nuclear magnetic resonance detection device comprises a detection machine body and a supporting table which are detachably connected; a C-shaped chassis frame and a first auxiliary plate are arranged below the detection machine body, and the detection machine body is clamped between the chassis frame and the first auxiliary plate; rotating assemblies are arranged on the two sides of the chassis frame, first hydraulic cylinders on the detection machine body make contact with reinforcing plates on the two sides of the detection machine body, multiple sets of universal wheels are arranged on the two sides of the chassis frame and the bottom of a first auxiliary plate, a storage battery and a control module are arranged on the chassis frame, and multiple sets of positioning assemblies are arranged on one side of the supporting table. According to the device, the undercarriage is arranged below the detection machine body, the detection machine body can be moved through the rotating assembly arranged on the undercarriage, the auxiliary supporting and moving effects are achieved through the multiple sets of universal wheels, and through cooperation of the rotating assembly and the universal wheels, when the detection machine body is moved, other moving devices are not needed any more; and the maneuverability and adaptability of the device are improved.