108results about How to "Avoid collision situations" patented technology

The utility model discloses a rotary inclined type tobacco loading machine which comprises a walking chassis, a lifting module installed on the walking chassis, a bottom plate installed on the lifting module, a rotary tobacco clamping module installed on the bottom plate and a tobacco pushing module installed on the bottom plate. The rotary tobacco clamping module comprises a rotating module and a tobacco clamping module body, the tobacco clamping module body is fixed to the rotating module through bolts, the rotating module drives the tobacco clamping module body to rotate, and then the tobacco clamp is driven to rotate by a certain angle, so that collision between the tobacco clamp and a tobacco rack of a tobacco curing barn in the tobacco loading process is avoided; the cigarette pushing module is driven by the walking chassis and can push existing cigarette clamps on the cigarette frame, and therefore the effect of gathering the cigarette clamps is achieved. The tobacco loading device is simple in structure and suitable for tobacco loading operation in the tobacco curing barn, tobacco loading work of the tobacco curing barn can be completed, labor force is reduced, production cost is reduced, and tobacco loading efficiency of the tobacco curing barn is effectively improved.

The invention relates to the technical field of gears, in particular to a five-section type spiral gear for hydraulic equipment, which comprises a gear, the single tooth profile of the gear sequentially comprises an arc AB, a transition curve BC, an involute CC ', a transition curve B' C 'and an arc A' B 'from the tooth top to the tooth root, and the slope of the transition curve BC is monotonically decreased; each of the transition curve BC and the transition curve B 'C' comprises one of a Bayes curve, a high-order spline interpolation curve and an elliptic curve. Through the arrangement of the arcs AB and the arcs A 'B', the oil trapping problem can be effectively solved, and no extra influence is caused on gear meshing; through the arrangement of a transition curve BC and a transition curve B 'C', the tooth shape design of the gear can be flexibly adjusted according to actual use requirements; the performance of low vibration and low noise is achieved; and meanwhile, the situation that hydraulic equipment collides with one another can be avoided, and the use efficiency of the gear is effectively improved.

The invention discloses a stable wafer lifting device which comprises a hollow lifting table, a hollow wafer carrying table used for carrying a wafer and adsorbing the wafer is arranged over the hollow lifting table, and a bottom plate is arranged under the hollow lifting table. The upper surface of the bottom plate is provided with a first piston assembly used for driving the hollow wafer carrying table to ascend and descend in the Y-axis direction and a second piston assembly used for driving the hollow lifting table to ascend and descend in the Y-axis direction, and the surface of the hollow wafer carrying table is provided with a first annular partition plate and air suction holes used for adsorbing wafers. The number of the first annular partition plates is four, the four first annular partition plates are distributed in an annular array, and the air suction holes are located in the inner sides of the first annular partition plates. According to the invention, stable jacking and descending of the wafer product are realized, and the situation that the wafer product collides with the manipulator due to horizontal displacement or sliding of the wafer product in the jacking or descending process is avoided.

The utility model relates to the technical field of agricultural product detection, in particular to a portable sampling box for agricultural product detection, which comprises a main body, the main body comprises a box body, the outer surface of the box body is movably connected with a box cover and a handle, the inner surface of the box body is fixedly connected with a side plate, and the inner surface of the box body is provided with an ice box and a sampling tank. According to the portable sampling box disclosed by the utility model, the propping plate is arranged on the inner surface of the box body and is propped against a plurality of groups of sampling tanks, so that the sampling tanks can be limited between the propping plate and the box body when the sampling box shakes in a moving process during carrying, and the condition that the tank bodies collide with one another and the tank bodies and the box body or side plates are collided due to inertia is avoided; meanwhile, a supporting spring is arranged in a mounting bin, so that enough supporting force can be provided, the supporting spring acts on a movable rod through a movable plate to be connected with an inserting groove in an inserting mode, mounting of an abutting plate can be more stable, and the effect of rapid dismounting and mounting is achieved.

This application discloses a multi-angle adjustable laser scanning device, belonging to the technical field of laser scanning equipment. It mainly includes a reinforcing base and a laser scanner body. A reinforcing rod is connected to the top of the reinforcing base, and a support plate is connected to the top of the reinforcing rod. This multi-angle adjustable laser scanning device allows for easy rotation of the laser scanner body around the X-axis via a first driving source. A second driving source drives a drive gear to rotate, which in turn drives a meshing driven gear, facilitating horizontal rotation of the entire laser scanner body around the X-axis. This allows for multi-angle adjustment of the laser scanner body's orientation, expanding the scanning range, and eliminating the need for manual adjustment by the operator, thus improving ease of operation. The hinged base allows the second support rod to adjust with the rotation of the first driving source, providing support and preventing tilting or wobbling.

The liquid crystal panel repairing equipment comprises a bottom shell, a bearing assembly, a pivoting assembly and a power assembly, a door frame is movably arranged on the bottom shell, an industrial camera is installed on the door frame, the door frame is provided with a laser machining module through a shifting assembly, and the bearing assembly comprises a frame plate located above an inner cavity of the bottom shell and a bearing plate in sliding connection with the frame plate; the bearing plate is used for placing a liquid crystal panel, the upper end face of the bearing plate is provided with a plurality of contact parts capable of lifting the liquid crystal panel, the pivoting assembly is used for driving the liquid crystal panel to intermittently pivot to be shot and recorded by the industrial camera, the pivoting assembly comprises a shaft rod rotationally arranged in an inner cavity of the bottom shell, and the power assembly is used for driving the door frame to longitudinally move on the bottom shell; when the liquid crystal panel is taken and placed, the bearing plate is pulled out along the frame plate, taking and placing operation is not blocked, operation is convenient and fast, the situation that the liquid crystal panel collides due to taking and placing is effectively avoided, friction is effectively reduced through the arranged balls, and the problem that the liquid crystal panel is scratched in the moving process is also avoided.

The utility model relates to a safe explosion-proof gas cylinder cabinet for laboratories, which comprises a cabinet body, a warning lamp is arranged on one side of the cabinet body, a placing bin used for placing gas cylinders is formed inside the cabinet body, two fixing frames are arranged on the inner wall of the placing bin, an exhaust port is arranged on the left side face of the cabinet body, and a gas outlet is arranged on the right side face of the cabinet body. And a gas detection device is arranged at the top of the placement bin. According to the safe and intelligent gas cylinder cabinet for the laboratory, the sliding rails are arranged in the cabinet body, and the placing assemblies are slidably connected to the sliding rails, so that workers can effectively and conveniently place gas cylinders in the using process of the safe and intelligent gas cylinder cabinet; therefore, the situation that the gas cylinders are collided due to space limitation in the process of placing the gas cylinders can be avoided. Through the arrangement of the gas treatment assembly and the water tank, harmful gas can be treated when the gas cylinder in the cabinet body leaks, and the situation that the personal safety of workers is harmed due to leakage of the harmful gas in the cabinet body is avoided.

The utility model belongs to the field of self-service car washing machines, and provides a car washing machine cantilever rotating assembly which comprises a connecting sleeve, a mounting sleeve and a rotating sleeve, a plurality of water guide parts are arranged on the inner wall of the connecting sleeve, dust collection holes are formed in the peripheral side of the connecting sleeve, and water outlets of the water guide parts are located below the dust collection holes; the mounting sleeve is mounted on the peripheral side of the water inlet of the water guide part; the rotary sleeve is mounted on the peripheral side of the water outlet of the water guide part; the dust collection hole is externally connected with a dust collector pipeline; the rotary sleeve is externally connected with a water spraying pipe; by arranging the water guiding part and the rotating sleeve, the position of the water spraying pipe is adjusted to be below the dust collection pipe, so that the situation that the water spraying pipe collides with the dust collection pipe under the condition that the water spraying pipe is frequently used is avoided, and the use convenience of the water spraying pipe is improved.

This utility model relates to the field of electromechanical installation engineering, and in particular to a lifting device for electromechanical installation engineering. It includes a base, a bracket fixed to the top of the base, four support mechanisms at the bottom of the base, a lifting mechanism in the middle of the bracket, and two moving mechanisms located on the front and rear sides of the base. The rotating ring is supported by reinforcing ribs and a fixed ring frame. Simultaneously, a hydraulic rod and a moving worm gear engage with the rotating ring, allowing the motor wheel inside the rotating ring to quickly turn, facilitating multi-directional movement of the entire device and improving the flexibility of movement during installation. Furthermore, the moving motor pushes the guide frame to slide within the lifting seat, facilitating fine-tuning of the installation height of the electromechanical equipment and preventing collisions with other equipment.

The utility model is suitable for the technical field of parking lot parking space management, and provides a parking lot parking space management device. A ground surface; the sliding groove is formed in the middle of the ground; the first storage grooves are formed in the left side and the right side of the sliding groove; the displacement structures are arranged in the sliding grooves in an array mode; the car stopping structures are arranged at the upper ends of the left side and the right side of the sliding groove and connected with the displacement structures; and the limiting structure is arranged in the first storage groove and is connected with the displacement structure. According to the parking space management device for the parking lot provided by the embodiment of the utility model, through the matching of the limiting structure and the displacement structure, when a vehicle is parked, the wheels on the front side and the rear side of the vehicle are limited through the limiting structure, so that the vehicle is prevented from moving when being parked, and the parking space management effect is improved. And the collision with other vehicles is avoided.

The present invention relates to the field of environmental data processing technology, and in particular to an intelligent monitoring and early warning system for emergencies, comprising an adjustment box and a camera device, wherein the inner cavity of the adjustment box is provided with an adjustment component; the adjustment component comprises an adjustment block, the surface of the adjustment block is provided with an adjustment groove, the inner cavity of the adjustment groove is slidably connected with a running block, and one side of the running block is fixedly connected with a connecting rod; the inner cavity of the adjustment box is provided with a front and rear adjustment component; the front and rear adjustment component comprises a first motor fixedly connected to the adjustment box. The present invention has the function of automatically circling the area to be released on the map to replace the manual circling process, which can greatly improve the efficiency of map circling, and the ultimate goal is to improve the efficiency of early warning information release.

The utility model discloses a mechanical equipment transportation device, and relates to the technical field of equipment transportation devices. The transport vehicle comprises a transport vehicle main body, a connecting seat and universal wheels, the protection mechanism is arranged at one end of the transport vehicle main body and extends into the transport vehicle main body, and a first protection plate is arranged on one side of the transport vehicle main body. According to the utility model, the protection mechanism is arranged; the mechanical equipment can be pushed to the top end of the transport vehicle body through the first protection plate, the two second protection plates are driven to rotate through mechanical transmission while the first protection plate rotates, and then the two second protection plates are located at the two ends of the mechanical equipment, so that the outer wall of the mechanical equipment can be protected, and the situation that the mechanical equipment is damaged during equipment transportation is avoided. And the situation that external objects collide with the equipment is avoided, meanwhile, the stability of the mechanical equipment during transportation is improved, and the situation that the mechanical equipment shakes during transportation is avoided.

The present invention relates to the field of satellite control technology, and discloses a distance control method for relative motion between satellites. The distance between the companion satellite and the reference satellite is reduced by a first position relationship, and the distance between the companion satellite and the reference satellite is increased according to a second position relationship, so that the distance between the satellites can be maintained between a set maximum distance and a set minimum distance. In this way, on the one hand, it is possible to avoid the inter-satellite distance being too large, and ensure that the two satellites are within the maximum distance range required for communication or other cooperative relationships; at the same time, it is possible to avoid the inter-satellite distance being too small, and avoid collisions between the two satellites. The method provided by the present invention can tolerate the influence of satellite orbit perturbations, and allows the inter-satellite distance to vary naturally between the maximum and minimum distances, thereby saving control fuel consumption. The method provided by the present invention only requires relative motion state information between satellites, and does not require precise control of the number of satellite orbit elements, and is simple in motion measurement and control implementation.

This utility model relates to the field of unmanned aerial vehicle (UAV) technology and discloses a UAV landing platform for hangar use, including a cabinet. Two hatches, numbered 1 and 2, are respectively provided on both sides of the cabinet. A sliding groove, numbered 1, is provided at the bottom of both hatches. Through the coordinated use of hatch 1, hatch 2, sliding groove 1, sliding rod 1, moving bar 1, hatch 3, sliding groove 2, threaded rod 1, moving bar 2, sliding rod 2, connecting assembly, mounting frame, drive assembly, moving assembly 1, and moving assembly 2, this utility model allows two landing platforms, numbered 1 and 2, to extend from three different directions. This enables three UAVs to take off and land in three different directions, solving the problem of multiple UAVs colliding when taking off and landing on the same side, preventing damage to UAVs, and improving the safety of the hangar UAV landing platform.

The utility model discloses a caster mounting plate, which belongs to the technical field of casters and comprises a caster body, a movable plate is arranged at one end of the caster body, a positioning hole is arranged in the movable plate, a mounting plate is arranged on one side of the movable plate, side baffles are arranged on two sides of the mounting plate, and a top baffle is arranged at the upper end of the mounting plate. Bolt holes are formed in the four corners in the mounting plate, and the limiting assembly is arranged on one side of the limiting assembly. The installation plate is fixed to the bottom end of the box body through the bolts, then the movable plate and the trundles at the bottom end of the movable plate can be installed by pressing the limiting assembly, the limiting assembly resets to limit the movable plate after the trundles are installed, the convenience of installation of the trundles is guaranteed, manpower resources are saved, the installation efficiency is improved, and the installation difficulty is reduced; and meanwhile, the baffle and the mounting plate are integrally formed, the use intensity of the equipment is improved, and the service life of the equipment is guaranteed.

The invention relates to the technical field of fabric preparation, in particular to a preparation device for antibacterial nano-silver fabric, comprising a dipping box, wherein a conveying mechanism is arranged in the dipping box, the conveying mechanism is used to convey fabric, a stirring mechanism is arranged inside the dipping box, the stirring mechanism is used to stir and mix the nano-silver solution inside the dipping box, and an isolation sleeve is arranged at the fabric inlet position of the dipping box; the invention provides an isolation sleeve at the fabric inlet position, which is beneficial to reducing the influence of the stirring effect on the solution inside the isolation sleeve on the one hand, and on the other hand, in the process of fabric inlet, under the action of buoyancy, the fluff and thread ends adhered to the surface of the fabric will be separated from the fabric and float on the water surface, and the isolation sleeve can be arranged to isolate the impurities such as the fluff and thread ends, reduce their diffusion range, and thus be beneficial to centralized cleaning of the fluff and thread ends.

The utility model discloses an anti-collision mechanism of an electric retractable door, which relates to the technical field of electric retractable doors and comprises a retractable door main body, a distance measuring sensor arranged in the retractable door main body, a mounting mechanism connected with the retractable door main body and a protection mechanism, the mounting mechanism comprises a protective shell fixedly connected to the outer surface of the distance measuring sensor and a stop block movably arranged on the outer side wall of the retractable door body and used for fixing the protective shell. The protection mechanism comprises a connecting spring fixedly connected to the inner side wall of the retractable door body and a heat conduction block fixedly connected to the end face of the connecting spring and used for conducting heat transfer on the protection shell. According to the anti-collision mechanism of the electric retractable door, personnel or vehicles are detected through the distance measuring sensor, the collision condition is prevented, heat generated by the distance measuring sensor is transmitted to the outer surfaces of the heat conduction block and the heat dissipation rod, and then heat dissipation is conducted on the distance measuring sensor.

The invention provides a vehicle steering control method and device which can be applied to a controller in a vehicle steering system.The method comprises the steps that under the condition that it is detected that the vehicle steering system is in an end protection mode, a mapping file corresponding to the load state of steering wheels of a vehicle is obtained; the steering wheel load state is one of a grounding state and an off-ground state; the mapping file is inquired according to current steering state information of the vehicle, motor power-assisted parameters corresponding to the steering state information are obtained, and the steering state information comprises at least one of the vehicle speed, the rotating speed of a steering power-assisted motor and the rotating angle of a steering wheel; according to the method provided by the embodiment of the invention, the mapping file corresponding to the load state of the steering wheel can be inquired to obtain the accurate motor power-assisted parameter, so that the steering power-assisted motor can be controlled to output the proper torque, and the vehicle power-assisted steering control method is suitable for the vehicle power-assisted steering system. And the situation that parts collide in the steering process of the vehicle can be effectively avoided.

The utility model discloses a server hard disk quick dismouting positioning structure, it relates to server hard disk quick dismouting technical field, it aims at solving the process of the existing bracket in the installation, when installing the first hard disk, the hard disk connecting part and the collision of the connecting socket, there is the problem of deficiency in quick positioning installation, the practicability of whole needs to be improved, its technical scheme main points include server hard disk bracket, one end of server hard disk bracket is provided with support frame, the outer surface of support frame is provided with glue layer, the both ends position of support frame one side outer surface is fixedly connected with a first guide support and a second guide support respectively, the edge of support frame is provided with socket gap groove, one end of server hard disk bracket is provided with two guide gap groove. Reach the effect of quick positioning operation, guarantee the quick dismouting, and the hard disk connecting position will not collide with the connecting socket, and the practicability is strong.

The utility model relates to the technical field of fermentation boxes, in particular to a fermentation box with an auxiliary limiting structure, which is characterized in that a plurality of placing plates are arranged in a box body; the limiting grooves are formed in the lower surfaces of the two ends of the containing plate correspondingly. The limiting rod is connected into the limiting groove in an embedded mode; and the box door is movably connected to the front end of the box body. The sealing structure overcomes the defects in the prior art, by arranging the first buffering air bag, the second buffering air bag and the sealing air bag, the strength of the sealing strip can be improved, the situation that the sealing air bag is pressed and deformed easily due to long-time opening and closing is avoided, and the service life of the sealing structure is prolonged; by arranging a limiting groove and a limiting rod, the situation that the placing plate is driven to move to collide with the fermentation box due to the fact that the fermentation box is stressed in the using or moving process is effectively prevented.

The utility model provides an antioxidant HDPE corrugated pipe production carrying device which comprises a movable saddle, a storage box is arranged above the movable saddle and connected with the movable saddle through a lifting assembly, a box door is installed at one end of the storage box, a plurality of sets of partition plates are arranged on the inner side of the storage box, and the partition plates are connected with the movable saddle through a lifting assembly. The storage box is internally divided into a plurality of storage cavities through the partition plates, push plates are arranged on the inner sides of the storage cavities, a connecting handle is installed on the portion, on one side of each push plate, of the storage box, the connecting handles are connected with the push plates, the push plates are connected with the storage box through connecting assemblies, and positioning columns are installed on the push plates. The box type design is adopted for storing the anti-oxidation HDPE corrugated pipes, the protection effect is good, the situation that foreign matter collides with the anti-oxidation HDPE corrugated pipes in the carrying process is avoided, the space utilization rate of the carrying device is increased through the multiple sets of positioning columns, and meanwhile the situation that multiple sets of anti-oxidation HDPE corrugated pipes collide with one another is avoided.

The utility model discloses a die convenient to assemble, and relates to the technical field of dies. The die comprises a base, a lower die is fixedly connected to the top of the base, an upper die is arranged above the lower die, speed reduction assemblies are arranged on the left side and the right side of the upper die, fixing columns are fixedly connected to the left side and the right side of the top of the base, and each speed reduction assembly comprises a clamping block. The sides, close to the fixing columns, of the clamping blocks are slidably connected with friction blocks, and the back faces of the inner walls of the friction blocks are fixedly connected with limiting rods. The speed reduction assembly is arranged, specifically, the clamping block gets close to the fixing base to drive the friction block to make contact with the fixing column, the second spring can be extruded through continuous movement of the clamping block, then the friction block is tightly attached to the outer surface of the fixing column under the elastic effect of the second spring, and therefore friction force is increased, and the moving speed is reduced; and the situation that the upper mold is collided when the moving speed is too high can be avoided, and the lower mold and the upper mold are effectively protected against damage.

The utility model discloses a plastic seasoning bottle sorting device which comprises an installation frame, a conveying belt, a weighing conveying belt and a sorting conveying belt are arranged on the inner side of the top of the installation frame, a fixing plate is installed on one side of one end of the installation frame, air cylinders are installed on the inner side of the fixing plate at equal intervals, and material pushing plates are arranged at the output ends of the air cylinders. Through the designed limiting assembly, the purpose of limiting seasoning bottles during conveying is conveniently achieved, the situation that the seasoning bottles fall off when being conveyed on the surfaces of the conveying belt and the weighing conveying belt is avoided, meanwhile, the seasoning bottles can be orderly moved to the surface of the sorting conveying belt to be sorted, and practicability is good; by means of the designed protection assembly, one end of the interior of the receiving hopper can be protected conveniently, seasoning bottles are not prone to popping out of the interior of the receiving hopper, the buffering purpose can be achieved when seasoning products move into the receiving hopper, the collision situation is avoided, and the practical effect is good.

The utility model provides a kind of solid-state battery transport buckle, it is related to battery technical field, including fixed plate and fixed band, one side end portion fixed installation is located on the upper surface of fixed plate and is equipped with mounting seat, fixed band is rotatably connected with the center position of mounting seat, one end of fixed band is rotatably connected with fixed plate, and the other end is formed snap-fit connection with fixed plate by clamping fixed component, the bottom of fixed plate is fixedly connected with the adhesive film for preventing solid-state battery from shaking during transportation, the bottom rubber pad with insulating effect is fixedly arranged on the upper surface of fixed plate, the top rubber pad with insulating effect is fixedly arranged on the inner wall of fixed band.The utility model is simple to operate, and can effectively prevent solid-state battery from colliding during transportation, prevent solid-state battery from hidden danger during transportation, ensure that the performance of solid-state battery is not damaged during transportation.

The utility model discloses a hydraulic adjusting float flowmeter for building energy conservation. The hydraulic adjusting float flowmeter comprises a float flow instrument, a valve body, a water inlet pipe, a buffer device, a detection pipe and a fixing support. The buffer device is arranged, the adjusting bolts are screwed into the fixing sleeves, so that the two sets of fixing shells wrap the outer side of the water pipeline, then the limiting plate can play a role in wrapping the water pipeline, and the buffer is matched with the limiting plate to play an auxiliary limiting role; the situation that the water pipeline can collide with the inner wall of the water inlet pipe is prevented, the water pipeline is buffered through the buffering device, the water pipeline is prevented from being affected by water flow in the using process and rubbing with the inner wall of the water inlet pipe, the problem that the water pipeline is affected by the water flow is solved, and the service life of the water pipeline is prolonged. The connecting part between the water inlet pipe and the water pipeline is easy to loosen, and water leakage is caused.

The invention provides a quartz ring surface sand blasting treatment device. The quartz ring surface sand blasting treatment device comprises a mounting plate; a placing table assembly is mounted on the top surface of the mounting plate, a quartz ring is placed in the middle of the placing table assembly, an inner clamping assembly is mounted on the top surface of the mounting plate and located on the bottom surface of the placing table assembly, and outer clamping assemblies are mounted on the top surface of the mounting plate and located on the two sides of the placing table assembly respectively; the placing table assembly comprises a working table, the working table is fixedly connected to the top surface of the mounting plate, and a disc is fixedly connected to the middle of the top surface of the working table; and the sand blasting mechanism comprises a sand blasting assembly, a switching assembly and a sand storage assembly, the sand blasting assembly is mounted on the top surface of the mounting plate and located on one side of the workbench, and the sand storage assembly is mounted on the top surface of the mounting plate and located on one side of the sand blasting assembly. Through mutual cooperation of the placing table assembly, the inner clamping assembly, the outer clamping assembly, the sand blasting assembly and the feeding and discharging mechanical claw, sand blasting grinding of the surface of the quartz ring can be achieved.

The present application provides a robot obstacle avoidance method and device based on vision, the method comprising: obtaining first path planning data, and controlling the robot's end-of-arm tool to move along the first path; obtaining a video stream of the end-of-arm tool, the video stream being captured by a camera installed at the end of the robot arm; based on the video stream, identifying obstacles in the direction of the end-of-arm tool; based on the obstacles, planning a second path, and controlling the end-of-arm tool to move along the second path. In the present application, a camera is set to obtain a real-time video stream in front of the robot arm, thereby obtaining obstacle information for timely obstacle avoidance, thereby avoiding the occurrence of collisions.

The utility model relates to the technical field of articles for daily use, and discloses a portable leather bag convenient to store, a placing plate is connected inside a bag body, a placing assembly is arranged inside the placing plate, the placing assembly comprises placing grooves, the placing grooves are uniformly arranged inside the placing plate, and the placing grooves are arranged in the placing plate. The portable leather bag convenient to store comprises a bag body, a plurality of containing grooves are formed in the outer wall of the bag body, first springs are evenly connected to the interiors of the containing grooves, fixing plates are connected to the opposite ends of the first springs, mounting blocks are connected to the two sides of the outer wall of the bag body, and handles are connected to the interiors of the mounting blocks on the two sides. Wherein a first spring can push a fixing plate to move, so that the makeup refinement products with different sizes can be fixedly clamped, the makeup refinement products can be prevented from being collided under the condition that the portable leather bag shakes, and the situation that the makeup refinement products are damaged due to collision is prevented.

The invention relates to the technical field of buildings, and discloses a BIM (Building Information Modeling)-based fabricated building construction method, which comprises the following steps of: collecting data; obtaining all construction scheme sets of all types of buildings; obtaining building basic feature data of the target object, and obtaining a building category of the target object; obtaining a feasible construction scheme set; obtaining an optimal construction scheme; the optimal construction scheme can be obtained from the construction scheme set of the corresponding category only when the target object is placed in the corresponding building category, the suitability and accuracy of selection of the fabricated building construction method are improved, and meanwhile high efficiency is achieved; the same type of buildings have high similarity in the aspects of building area, spatial layout and the like, so that the possibility of the same type of buildings is higher, and the same construction scheme can be adopted; therefore, the final construction scheme is selected from the construction schemes of the corresponding types, the feasibility is highest, meanwhile, the selection range of the construction scheme is narrowed, and higher accuracy is achieved.

The utility model discloses a flame-retardant pilot jacket, which relates to the technical field of jackets, and comprises a jacket body, the jacket body comprises two sleeve parts and a neckline part, the two sleeves are positioned on two sides of the jacket body in the length direction, the neckline part is positioned at the upper end part of the jacket body, the jacket body is provided with two pockets, and the pockets are arranged on the jacket body. The two pockets are located at the lower end of the jacket body and correspond to the sleeves one to one, pocket openings are formed in the sides, close to the corresponding sleeves, of the pockets, clamping plate assemblies are arranged in the pockets, and closing pockets used for containing keys are arranged in the pockets. And the comfort of wearing the jacket body by a user can be improved.