48 results about "Sandpit" patented technology

The invention discloses a vehicle control method, electronic equipment, a vehicle, a computer readable storage medium and a computer program product. The method comprises the steps of constructing a three-dimensional sand model according to current state information of a sand road surface under the condition that a vehicle runs on the sand road surface; and according to the three-dimensional sand model, controlling the vehicle to run on the sand pavement. Therefore, the three-dimensional sand model can be constructed according to the current state information of the sand road surface when the vehicle runs on the sand road surface, so that the state of the current running environment of the vehicle, such as the positions of quicksand and sand pits, can be determined according to the three-dimensional sand model, and the vehicle can be controlled to run on the sand road surface according to the three-dimensional sand model. Such as quicksand, sandpits and the like are avoided, so that the safe driving of the vehicle in the desert environment is realized.

The utility model relates to the technical field of amusement sand pools, in particular to a castle sand pool which comprises a bottom plate, side surrounding plates are fixed to the edge of the top end of the outer wall of the bottom plate, the four side surrounding plates are matched with the bottom plate to form a square frame, and fixing parts are arranged at the top end of the outer wall of the bottom plate and located at the four corners of the inner walls of the side surrounding plates. According to the detachable sand pool, the bottom plate and the side surrounding plates are spliced and assembled to form the detachable sand pool, so that children do not need to play in a fixed place when playing, the limitation of regions is avoided, the children can normally play indoors, and the detachable sand pool is more convenient for people to use.

The invention relates to a reconstruction method for simulating a local scouring terrain of a bridge pier in a sandpit environment, comprising a bridge pier local scouring experimental model, the bridge pier local scouring experimental model comprises a water tank, gravels are laid at the bottom of the water tank, a vertical support rod for simulating the bridge pier is fixed in the middle of the water tank, and a sunken sandpit area is arranged beside the vertical support rod. An annular track is arranged above the water tank, a mobile camera is arranged on the annular track, a black and white checkerboard is made as a terrain reconstruction control point in the to-be-tested area, and the mobile camera carries out annular shooting in the research area; a PMVS algorithm is adopted, a result of sparse three-dimensional point cloud reconstruction is optimized, then topographic feature analysis of a local scouring bed surface of a pier and quantitative calculation of a pit area are performed when a sand mining pit exists, the method is suitable for a water tank test and a riverbed physical model test, the riverbed three-dimensional topography before and after scouring can be rapidly and efficiently reconstructed, the precision is high, and the method is suitable for popularization and application. And the research of the pier scouring terrain is facilitated.

This utility model relates to the field of ecological soil and water conservation technology and discloses an intelligent soil and water conservation device, including a slope plate, plants, and a circulating pump. The slope plate has a sand collection pool and a sand fixation trough on both sides of its inner cavity. It also includes a first inclined filter plate, which is fixedly installed on the inner wall of the sand collection pool. This utility model can filter the sand in the sand collection pool in layers through the first, second, and third inclined filter plates. Large sand particles can pass through the inclined filter plates of different diameters in sequence and enter the step plate through the filter plates with matching filter holes. This allows sand particles of different sizes in the soil erosion to be separated and enter the space formed by the adjacent filter plates, step plates, and inclined baffles. The roots of the plants on the outside of the inclined baffles can further fix the sand in the space. In this way, different sand particles can be filtered in layers, and the smaller, heavier sand particles can settle to the bottom of the inner cavity of the slope plate.

The utility model discloses a pressure tunnel access door dredging device which comprises a pressure tunnel and a construction adit, an access door is arranged at an outlet of the construction adit, a water pump is fixedly arranged at the end, close to the construction adit, of the access door, and the output end of the water pump is connected with a water conveying channel connected with the interior of the access door. The end, away from the water pump, of the water conveying channel communicates with a water storage plate, a plurality of first water spraying pipes are evenly arranged at the bottom end of the water storage plate at intervals, a sand accumulation pool is arranged at the position, below the access door, in the pressure tunnel, a stainless steel frame is arranged at the upper end of the sand accumulation pool, and second water spraying pipes are fixedly arranged on the first water spraying pipes. Flushing water is pumped into the first water spraying pipe and the second water spraying pipe through the water pump, one end face of the sand accumulation pool is flushed through the first water spraying pipe, the other end face of the sand accumulation pool is flushed through the second water spraying pipe, and therefore silt in the sand accumulation pool can be cleaned conveniently.

The application discloses the technical field of soil and water loss protection devices and relates to a soil and water conservation device for reducing river sediment accumulation, which comprises a mounting seat and symmetrically arranged sand taking pool groups, the sand taking pool groups comprise sand storage pools and sand setting pools arranged in sequence, and conveying belts are arranged between the sand storage pools and the sand setting pools; an upwardly protruding and downwardly inclined drainage table towards the two side sand setting pools is fixedly arranged at the top of the mounting seat, a drainage groove downwards inclined towards the two side sand setting pools is arranged in the middle of the drainage table, the drainage groove is communicated with the sand setting pools, and the drainage table and the drainage groove are arranged in sequence according to the flowing direction of the river.

The sand washer comprises a sand washer body and an environment-friendly circulating device, the environment-friendly circulating device comprises a water supply assembly, a screening assembly and a recycling assembly, a water suction pump is arranged on the recycling assembly and communicates with the water supply assembly through a pipe fitting, and the recycling assembly comprises a transmission assembly and a recycling pool. The recycling pool is divided into a water pool and a silt pool through a partition plate, the transmission assembly comprises a lead screw mounting frame, a transmission motor, a screw rod and a sliding block with a nut, the screening assembly comprises a servo motor and a sand screening pool, a scraping assembly is arranged in the sand screening pool, and the scraping assembly comprises a scraping motor, a scraping lead screw and a scraping plate. The water supply assembly comprises a sedimentation tank, a water supply pump and a water supply pipe. The sand washer belongs to the technical field of sand washers, water circulation is formed, the utilization rate of water resources is increased, and recycling of silt is achieved.

The invention discloses a standing long jump testing device and method capable of automatic measurement, and belongs to the technical field of measurement. According to the method, environmental information is collected through a binocular camera, a laser radar and a pressure sensing pad, a reliability evaluation model of each sensor is constructed, and a reliability coefficient of each sensor is calculated; and based on a dynamic weight distribution model, fusing the detection result and the weight of each sensor, and outputting a final long jump distance. Wherein weight distribution is dynamically adjusted according to environmental factors (such as illumination, visibility and ground flatness), and data fusion is realized through a distance determination model. The problem that a single sensor is easily interfered by the environment is solved, the measurement precision and the environmental adaptability are remarkably improved, and the method is particularly suitable for complex scenes such as sandpits.

The utility model discloses a seawater filtering device which comprises an outer shell and a water inlet pipe, a first cavity is formed in the outer shell, a base is arranged at the lower end of the outer shell, a water outlet pipe is arranged at the lower end of the outer shell, a certain distance is formed between the water outlet pipe and the bottom of the outer shell, one end of the water inlet pipe is fixedly connected to the upper end of the outer shell, and the other end of the water inlet pipe is fixedly connected to the lower end of the outer shell. A water inlet pipe is arranged in the outer shell, a water inlet pipe water pump is arranged at one end of the water inlet pipe, the water inlet pipe water pump is fixedly connected to the water inlet pipe and a sand washing pool, the sand washing pool is fixed to the ground and located on one side of the outer shell, and a sand washing pipe is arranged at one end of the sand washing pipe and fixedly connected to the outer shell. Compared with the prior art, the seawater filtering device has the advantages that the seawater filtering quality is effectively improved through a multi-layer filtering structure, meanwhile, a convenient fine sand cleaning system is designed, and the seawater filtering device is easy to maintain, good in filtering effect and easy to operate even by non-professional personnel and can be easily operated by the non-professional personnel through brief training.

The utility model relates to the technical field of amusement sand pits, in particular to a ship-shaped sand pit which comprises a sand pit frame defined by a plurality of sections of side coamings, upper protective top plates are fixed to the top ends of the outer walls of the side coamings, a riding part is installed at the rear end of the outer wall of the sand pit frame, and fixed connecting blocks are arranged at the side ends of the inner walls of every two adjacent side coamings. The inner walls of the two side surrounding plates are fixed to the corresponding positions of the outer walls of the fixed connecting blocks, a transverse plate is fixed to the top end of the outer wall of the upper protection top plate and located at the front end of the sand pool frame, mounting holes are formed in the centers of the upper end and the lower end of the outer wall of the transverse plate, and vertical rods are mounted on the inner walls of the mounting holes. A person can take out the device from an open space and assemble all parts of the device together through screws, so that a boat-shaped sand pool frame is assembled, a child can play sand at the open space at any time, meanwhile, the child can sit on the seat plate to have a rest when tired, and the child is more sanitary when playing.

The present application relates to the technical field of energy dissipation and scour prevention of hydraulic structures, and discloses a van-type energy dissipation and sand removal pool, which comprises a connecting section and an energy dissipation and sand removal section, the energy dissipation and sand removal section comprises a bottom plate II, side walls, water retaining overflow walls, overflow openings, energy dissipation and water distribution walls, sand removal gates, water delivery gates, a working platform, a hoist, an energy dissipation and sand removal van, and an energy dissipation and water delivery groove, the bottom of the side wall of the energy dissipation and sand removal section is connected with the bottom plate II, a plurality of energy dissipation and water distribution walls and water retaining overflow walls are arranged on the bottom plate II at intervals, the downstream ends of the left and right sides of each energy dissipation and water distribution wall are connected with the upstream ends of two water retaining overflow walls respectively, and the overflow openings are arranged on the upper portions of the water retaining overflow walls. The van-type energy dissipation and sand removal pool has a reasonable structure, and when water flows through the van-type energy dissipation and sand removal pool, three collision energy dissipations are achieved, the problem of downstream riverbed siltation caused by artificial active rock throwing for energy dissipation is completely eliminated, the flow state characteristics of the conventional stilling pool are effectively improved, and the energy dissipation effect of the stilling pool is better.

1. The name of the product of this design: Inflatable toy (inflatable children's sand pool). 2. Purpose of this design product: for inflatable toys. 3. The design key point of this appearance design product lies in the combination of shape and pattern. 4. The picture or photo that best illustrates the design points: Stereoscopic diagram 1.

The invention discloses a roller shutter for covering a long jump sandpit, which comprises a basic frame body arranged on the sandpit, the basic frame body is provided with a sandpit roller shutter, the sandpit roller shutter comprises two mounting brackets arranged on the basic frame body and along the length direction of the sandpit, the mounting brackets are respectively arranged on the two side edges of the sandpit, and the mounting brackets are arranged on the two side edges of the sandpit. A rail protection plate is fixed to the top of the mounting support, a guide rail is mounted in the rail protection plate, a through groove is formed in one side of the rail protection plate, a winding box is arranged at the end, located in the sandpit, of the foundation frame body, a covering roller shutter stretching outwards is arranged in the winding box, a pull rod is mounted at the extending end of the covering roller shutter, and a guide rail is mounted in the guide rail. A locking mechanism for locking the pull rod after the pull rod is stretched to the edge is arranged at the outer end part of the track protection plate; the device has a good protection effect on the sandpit when the sandpit is not used, and is convenient to operate.

The utility model discloses a pipe fitting inner and outer surface processing device, relates to the pipe fitting manufacturing technical field, the pipe fitting inner and outer surface processing device includes sand pit and slide plate, the slide plate is installed on the top end surface of sand pit, one side surface of slide plate is provided with slide groove, one side surface of sand pit is provided with circulation pipe, and the circulation pipe is provided with the slide groove. An electric telescopic rod is installed on the surface of one side of the sand pit, a moving assembly is installed on the surface of one side of the electric telescopic rod, and a rotating assembly is installed on the inner wall of the moving assembly. Due to the pressure intensity, the sprayed-in fine sand can be sprayed out at a high speed from the inner wall of the spraying pipe, so that the fine sand moves to the inner wall of the pipe fitting through the inner wall of the fixing pipe, the sprayed-out fine sand makes contact with the inner wall of the pipe fitting, the inner wall of the pipe fitting is ground, and therefore the defects that in the prior art, pipe fitting processing equipment cannot be used for polishing the inner wall of the pipe fitting are overcome. When the inner wall of a pipe fitting is cleaned, dead angles exist, and therefore the cleaning effect is poor.

The invention discloses a riverway ecological base flow intelligent regulation and storage system, which comprises a water quantity and water quality monitoring module used for acquiring water quantity data and water quality data of a target riverway in different periods; the intelligent intercepting module is used for deciding whether to intercept based on the monitored water quality and deciding the intercepted water quantity based on the monitored water quantity; the underground aquifer water supplementing module injects water intercepted by the river channel into a target aquifer through a recharge well and series-parallel sandpits; when the target river channel is in the non-flood season or the dry season, the river channel ecological base flow maintaining module calculates the water amount needing to be supplemented according to the water amount data and generates a water supplementing instruction, and the water supplementing instruction is used for controlling a water pump in a pumping well to be started; an underground aquifer water pumping module; an information visualization module; and an information statistics and interaction module. A water resource regulation and storage supervision platform system is constructed to acquire and monitor the data of the ecological base flow of the riverway, so that timely and effective data support and standardized management are provided for regulation and storage work.

The utility model relates to the technical field of golf training appliances, in particular to a golf hitting pad. The golf hitting mat comprises a base, a short straw mat, a long straw mat and a sandpit mat, the short straw mattress is arranged on the base; the long straw mattress is arranged on the base and located on one side of the short straw mattress. The sandpit mat is arranged on the base and located on the side, away from the short straw mat, of the long straw mat. The sandpit pad comprises multiple sets of friction assemblies and supporting assemblies, the multiple sets of friction assemblies and the supporting assemblies are alternately arranged in the first direction, and the height of the supporting assemblies in the thickness direction of the base is smaller than that of the friction assemblies. The golf hitting pad is richer in training function, not only can simulate and practice grassland and sandpit swing and more effectively help players to improve swing skills in different scenes, but also can truly restore resistance during sandpit swing.

1. The name of this design product: Masonry construction station. 2. Purpose of the product with this appearance design: A work station used for masonry training and assessment, with a sand pool, common tool racks and hooks, and partitions to facilitate assessment. 3. The design highlights of this appearance design product are as follows: Figure 1. 4. The picture or photo that best illustrates the design points: Stereoscopic diagram 1.

The utility model provides a sand reselection filter tank which comprises a sand tank body filled with water and a sand bed, and the sand bed is mounted on the sand tank body; the sand bed comprises a plurality of connecting frames, a vibration motor, bed strips and a bed frame, the connecting frames are uniformly arranged on the sand pit body, each connecting frame comprises a first connecting piece and a reed, the first connecting pieces are fixedly connected to the sand pit body, one end of each reed is installed on the corresponding first connecting piece, the other end of each reed is installed on the bed frame, the vibration motor is installed on the bed frame, and the bed strips are installed on the bed frame. The vibration motor is installed on the bed frame, the bed frame is shaken through vibration of the vibration motor, sand materials stacked on the sand bed can be quickly dispersed and fall into the sand pit body, and in order to prevent the situation that the connecting frame fixedly connected to the sand pit body is loosened due to shaking, the connecting frame in the sand bed adopts the reed as a vibration buffering device. And the influence of vibration on the connecting frame can be effectively prevented.

The utility model discloses an infant outdoor sensory integration parkour device which comprises a sand pool body, a slide device is arranged in the sand pool body, a film watching device is arranged on the outer wall of one side of the sand pool body, the slide device comprises a walkway part and a slide part, the walkway part comprises a first aisle plate and a second aisle plate, and the slide part comprises a slide way. A round part is arranged at the top of the second aisle plate, a first vertical plate is arranged on the upper portion of the rear side surface of the first aisle plate, a plurality of partition plates are arranged on the upper portion of the front side surface of the first aisle plate, supporting plates are arranged on the lower portions of the front side surface and the rear side surface of the first aisle plate, and discharging channels are formed in the supporting plates; a gas storage pipe is arranged on the rear side of the first vertical plate, and one end of the gas storage pipe is connected with a fan; according to the device, through the display screen body, the first sensor, the second sensor and the loudspeaker, interestingness and practicability are improved from the two aspects of vision and hearing, the self-cleaning function of sand can be achieved, and the follow-up playing comfort of children is improved.

The invention discloses a chicken welfare optimization sand bath facility, and particularly relates to the technical field of chicken breeding. The chicken welfare optimization sand bath facility comprises a sand bath pool, sand for chicken sand bath is contained in the sand bath pool, driving assemblies are arranged on the shoresides of the two sides of the sand bath pool, the two driving assemblies are provided with the same cleaning assembly, the cleaning assembly is partially located in the sand pool, and the cleaning assembly is arranged on the shoresides of the two sides of the sand bath pool. The two driving assemblies are used for shoveling sand and cleaning excrement and part of feathers in the sand, the two driving assemblies are further provided with the same hair suction assembly and disinfection assembly, the hair suction assembly is used for sucking hair in the sand pit, and the disinfection assembly is used for spraying chemicals into the sand pit so as to disinfect the sand. The driving assembly comprises a motor installed on the bank side of the sand pit. According to the chicken welfare optimization sand bath facility, chicken manure and feathers of sand can be removed, and meanwhile the effects of dust falling and disinfection are achieved.

1. Name of the Design Product: Sandpit (Animal Octagon). 2. Use of the Design Product: For children to play. 3. Design Key Points of the Design Product: The combination of shape and pattern. 4. Picture or Photo Most Indicating the Design Key Points: Perspective View 1.

The utility model relates to the technical field of golf clubs, and discloses a golf club coated with a DLC coating and capable of being applied to a sandpit area, the golf club comprises a sandpit ball head, a sandpit ball rod and a protective sleeve, the sandpit ball rod comprises an inner rod and an outer rod, one end of the inner rod is fixedly connected with the inner wall of a ball head pipe handle on the sandpit ball head, the outer rod is connected with the outer wall of the inner rod in a sliding mode, and the protective sleeve is connected with the inner rod. The protective sleeve is fixedly connected with the outer wall of the outer rod, an adjusting hole is formed in the outer wall of the outer rod, a receding groove is formed in the outer wall of the inner rod, and a positioning unit is installed between the receding groove and the inner wall of the outer rod. The sandpit ball rod is composed of the inner rod body and the outer rod body, the worm can be rotated to drive the worm wheel to rotate, so that the gear and the gear block are in transmission to drive the outer rod body to move outside the inner rod body, the length of the sandpit ball rod is adjusted, the worm wheel can be limited through the worm, and when adjustment is not needed, the length of the sandpit ball rod is kept for use; stepless adjustment can be achieved, the device is suitable for people of different heights, and adaptability is improved.

The utility model relates to the technical field of child entertainment, in particular to a child outer climbing game combination which comprises a supporting table and a climbing rope net, a sand pool used for containing fine sand and installing the climbing rope net is fixedly installed at the bottom end of the supporting table, a driving motor is fixedly installed on one side of a supporting cylinder, and a driving motor is fixedly installed on the other side of the supporting cylinder. A rotating mechanism used for installing a climbing rope net is arranged in the supporting cylinder. The sand pit is arranged at the bottom end of the climbing rope net so as to relieve impact force generated by falling of personnel, one end of the climbing rope net is installed in the sand pit, the other end of the climbing rope net is installed on the installation roller in a sleeved mode, the climbing rope net can be disassembled and assembled, and the tightness degree of the climbing rope net can be adjusted through rotation of the rotating disc. When the climbing rope net is replaced, the buckle abuts against the second ratchet wheel, the situation that the mounting roller rotates is prevented, and when the buckle abuts against the second ratchet wheel, the climbing rope net stored by the mounting roller can be directly pulled out, so that the replacement efficiency of the climbing rope net is improved.

The utility model discloses sand pool amusement equipment, and belongs to the technical field of amusement equipment, the sand pool amusement equipment comprises an outer frame and a rectangular frame, the inner wall of the outer frame is symmetrically provided with two vertical grooves, the upper end of the outer wall of the rectangular frame is symmetrically and fixedly provided with two sliding blocks, and the sliding blocks are inserted into the vertical grooves in a sliding mode; hydraulic cylinders are fixedly mounted at the bottoms of the two vertical grooves correspondingly, mounting plates are symmetrically and fixedly mounted at the bottoms of the two sliding blocks correspondingly, and the upper ends of telescopic rods of the hydraulic cylinders are rotationally mounted between the two mounting plates. A rectangular plate is fixedly installed on one side of the outer wall of the rectangular frame, a groove is formed in one side of the top face of the outer frame, the rectangular plate is clamped into the groove, a bottom plate is fixedly installed on the outer wall of the outer frame, and a limiting rod is fixedly installed on the top face of the bottom plate and slides upwards to penetrate through the rectangular plate. Compared with the prior art, sand in the rectangular frame can be conveniently discharged, replaced or cleaned, and meanwhile the labor intensity of workers is further reduced.

The utility model provides an indoor multifunctional sand pit which comprises a sand pit body, two sets of supporting side rods are arranged in the sand pit body, two transverse rods are arranged on one set of supporting side rods, the two transverse rods are respectively connected with a rudder in a rotating mode, and a color disc is arranged on the two transverse rods in a rotating mode. A first side plate and a second side plate are arranged on one set of supporting side rods, a wall face ball game is arranged on the first side plate, a thinking track game is arranged on the second side plate, and two supporting top rods are connected to the tops of the two sets of supporting side rods. The utility model has an integrated structure of rudder strength training, visual training, wall ball games, thinking track games, swinging screen games and sand pool toys, is rich in playing methods, can fully release the nature that children love playing, protects the interest of children, improves the observation and manipulative force, and improves the interestingness of children. And the manipulative ability, innovative thinking, hand-eye coordination ability and sensory integration ability of children can be improved in the game process.

The utility model discloses a sand pit protection structure which comprises a support arranged on the outer side of an external sand pit. The lifting module is arranged on the support and provides lifting driving force; and the protective cover is arranged at the output end of the lifting module and is driven by the lifting module to ascend and descend. According to the utility model, rainwater invasion can be effectively resisted, the sand pit is protected from weather influence, and the sand pit can be quickly recovered to a use state under any weather condition.

1. Name of the product in this design: Children's Toy Sandpit. 2. Intended use of this design: Children's toy. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The utility model discloses an automobile selling sand pit in the technical field of children entertainment projects, which comprises a sand pit support, positioning grooves A are arranged on two sides of the lower part of the surface of the sand pit support, positioning grooves B are arranged on two sides of the upper part of the surface of the sand pit support, and a placing rack A is arranged below the front end face of the sand pit support. The four sets of U-shaped frames are correspondingly installed on the sand pit support, the guide columns are in butt joint in the guide holes in the U-shaped frames in a sliding mode, the springs are arranged on the outer walls of the guide columns in a sleeved mode, and the effect of elastic counter-acting force of the springs is utilized. The placing frame A and the placing frame B are sequentially in butt joint in the positioning groove A and the positioning groove B in a sliding mode through the positioning block A and the positioning block B, the bolts on the guide columns are matched with the springs, the bolts can be correspondingly inserted into the inserting grooves A and the inserting grooves B, and the placing frame A and the placing frame B are installed and fixed.

The application discloses a distance measuring device for long-distance jumping events, and relates to the technical field of distance measuring devices, comprising a take-off detection mechanism, a result detection mechanism, a control unit and a sand leveling mechanism, one end of the sandpit is provided with a take-off board, one end of the take-off board is flush with the take-off line, the take-off detection mechanism is flush with the take-off line, the result detection mechanism and the sand leveling mechanism are both arranged on the side of the sandpit, the take-off detection mechanism, the result detection mechanism and the sand leveling mechanism are all in communication connection with the control unit, and the control unit can display and voice broadcast the process, detection data and result. The take-off detection mechanism and the result detection mechanism are comprehensively detected, the distance measurement of the long-distance jumping event is ensured to be accurate and in line with the competition rules, the plug-in rod is not used for judgment, the measurement speed is fast, the automatic score interpretation is realized, and the competition process is not affected; the sand leveling mechanism can level the sand surface when the athlete gets up and leaves the sandpit, and the competition progress is accelerated.