37results about How to "Avoid mixing with each other" patented technology

The invention discloses a data isolation and privacy protection method and system for a data security large model, and relates to the technical field of artificial intelligence, the method comprises the following steps: setting an independent storage area for each enterprise in an external knowledge base in advance, and transmitting encrypted data to the corresponding storage area based on an enterprise identifier, setting corresponding access authority for the encrypted data of each storage area; judging whether the user identity information and the user access permission information are compliant or not, extracting a keyword corresponding to the user demand information under the compliant condition, and performing similarity retrieval in an external knowledge base based on the keyword to obtain corpus data with the highest similarity with the keyword; the corpus data and the user requirements are jointly input into the large data security model to generate the data security document, and the problems that in the prior art, data security isolation and privacy protection cannot be achieved, and security and compliance use of data in the whole process cannot be guaranteed are solved.

The invention relates to the technical field of wastewater detection, and discloses a water conservancy construction-based wastewater discharge detection device, which comprises a sampling box, a lifting handle frame rotationally arranged on the sampling box, a lifting ring arranged on the lifting handle frame, and a sampling unit arranged in the sampling box, the sampling unit comprises a collecting part arranged on the inner side wall of the sampling box and a collecting part arranged at the bottom of the inner side of the sampling box. According to the water conservancy construction-based wastewater discharge detection device, wastewater is pumped into a collection cylinder through a collection pipe, when a piston moves to the top of the collection cylinder, a driving motor is controlled to rotate reversely to extrude the wastewater in the collection cylinder, and the position of a sampling box in the wastewater can be changed by controlling the length of a rope; according to the wastewater sampling device, wastewater in different layers can be sampled, repeated sampling of wastewater is avoided, the wastewater can accurately reach a specified sampling position, and the water quality condition of a water area can be truly reflected.

The utility model discloses a multicolor printing device which comprises a machine tool, a conveying belt is installed in the machine tool, a pair of leveling rollers is rotationally connected to one side of the conveying belt and located in the machine tool, and a leveling plate is fixedly connected to the position, located above the machine tool, in the machine tool. The bottom side of the leveling plate is fixedly connected with an anti-static rubber layer, three sets of printing processing structures are installed on the top of the machine tool and located above the conveying belt, an ink printing box and a drying chamber are installed in each printing processing structure, and a feeding port is formed in the top of each ink printing box. Compared with an existing multi-color printing device, the multi-color printing device has the advantages that drying treatment can be carried out on ink printing in each stage through design, mutual mixing of printing colors due to the fact that the ink is not dry is avoided, pressing and leveling treatment is provided when printing materials are conveyed, the printing efficiency is improved, and the printing quality is improved. The overall practicability is improved.

The utility model relates to the technical field of oil production engineering, in particular to a separate injection tubular column. The separate injection pipe column comprises a single pipe section used for being connected to a wellhead and a composite pipe section located below the single pipe section, a high-pressure pipeline and a low-pressure pipeline are arranged in the composite pipe section, a low-pressure inlet, a high-pressure outlet and a low-pressure outlet are formed in the pipe wall of the composite pipe section, and the single pipe section is communicated with the high-pressure outlet through the high-pressure pipeline. The low-pressure inlet and the low-pressure outlet communicate through a low-pressure pipeline. By arranging the low-pressure inlet, the low-pressure inlet can be conveniently connected to an annulus between the pipe column and the casing pipe; the high-pressure outlet and the low-pressure outlet are sequentially formed in the pipeline from top to bottom, so that high-pressure liquid flows out firstly, and the device is more suitable for the working condition that an upper oil layer needs high-pressure injection; the problem that in the prior art, when the injection pressure needed by a lower oil layer is low and the injection pressure needed by an upper oil layer is high, a high-pressure polymer can only be injected between the sleeve and a pipe column, and consequently the sleeve is prone to being damaged is solved.

The embodiment of the utility model provides a hydrogen-related explosion-proof device and a hydrogen-related explosion-proof system, and relates to the technical field of explosion-proof testing. The hydrogen-related explosion-proof device comprises a cabinet body mechanism, an explosion-proof fan, a heat exchanger, an internal circulation exchanger, a controller, a sensor assembly and an internal gas source, the heat exchanger and the internal circulation exchanger are installed on the cabinet body mechanism. The explosion-proof fan is installed on one side or the top of the cabinet body mechanism. The sensor assembly comprises a plurality of sensors, and the controller and the plurality of sensors are installed on the cabinet body mechanism. The internal air source is mounted in the cabinet body mechanism; the input end of the controller is respectively connected with the plurality of sensors, and the output end of the controller is respectively connected with the explosion-proof fan, the heat exchanger, the internal circulation exchanger and the internal air source. According to the hydrogen-related explosion-proof device, the technical effects of reducing the danger and cost of a hydrogen-related test and improving the convenience of the hydrogen-related test can be achieved.

The invention relates to a hard alloy steel ball screening device with a multi-stage screening structure, and belongs to the technical field of steel ball screening, the hard alloy steel ball screening device with the multi-stage screening structure comprises a screening frame, a screening mechanism is installed on the screening frame, and a dredging mechanism is installed in the screening mechanism. According to the hard alloy steel ball screening device, through arrangement of the dredging mechanism, in the clockwise rotation process of spiral dredging pieces, hard alloy steel balls can be conveyed and can be separated, and the situation that the screening efficiency is affected by accumulation of the hard alloy steel balls is avoided; meanwhile, the hard alloy steel balls clamped on the first screening rod and the second screening rod can be pushed out from the first screening rod and the second screening rod, the probability that the hard alloy steel balls block the screening rods is reduced, and the hard alloy steel balls close to the discharging ring can be pushed out; and the hard alloy steel balls can rapidly enter the third finished product hopper, and the screening efficiency of the hard alloy steel balls is further improved.

The utility model relates to special gas conveying technical field, specifically is a kind of special gas conveying device, including conveying pipe, both ends of conveying pipe are fixedly arranged with valve seat, and gas port is opened on the valve seat;The inner wall of the gas port is provided with a sliding slot, a baffle is sealingly and slidingly arranged in the sliding slot;Z-shaped air groove is opened in the baffle and penetrates its body, one-way valve is arranged in the Z-shaped air groove, and the gas outlet direction of two one-way valves is opposite;The top of the baffle is rotatably connected with threaded column, the outer wall of the top side of valve seat is fixedly provided with two supporting plates, the top side of the supporting plate is fixedly provided with top plate, and the threaded column is connected with the top plate by thread cooperation;By rotating the threaded column, threaded motion occurs between the threaded column and the top plate, so as to drive the baffle rotationally connected to sealingly slide in the sliding slot, ensure production safety and gas purity.

The utility model discloses a steel plate defect detection quantifying device, which relates to the technical field of steel plate defect detection and comprises a detection frame, a plurality of support plates are fixedly connected to one side of the detection frame, a turn-over motor is mounted at the upper position of one side of each support plate, and a fixing mechanism is arranged above the detection frame. The fixing mechanism comprises a plurality of fixing frames, machine shafts of the plurality of turn-over motors penetrate through the two sides of the supporting plate, the plurality of fixing frames are fixedly connected with the machine shafts of the turn-over motors, and fixing rods are fixedly connected to the rear positions of the sides, away from the turn-over motors, of the fixing frames. The detected steel plate body is replaced, a non-single fixed clamping block is arranged, the situation that the detection efficiency is affected by the replacement time is avoided, and the problems that a traditional steel plate defect detection quantifying device cannot conduct detection again within the replacement time, and the use effect is poor are solved.

The utility model provides a multi-depth sampling device which comprises an outer sleeve provided with a plurality of outer water sampling holes and a plurality of sliding holes; the sampling tube is arranged in the outer sleeve and is rotationally connected with the outer sleeve; a plurality of partition plates are arranged in an inner cavity of the sampling pipe and are arranged at intervals in the height direction of the sampling pipe, so that the inner cavity of the sampling pipe is divided into a plurality of independent sampling chambers; each sampling chamber is provided with an inner water sampling hole; the inner water sampling holes are in one-to-one correspondence with the outer water sampling holes; the plurality of water outlet faucets are sequentially arranged in the sliding hole in a penetrating manner and are respectively communicated with the sampling chambers; the positioning rods are symmetrically arranged on two sides of the outer wall of the open end of the sampling tube; the rotating handles are symmetrically arranged on the two sides of the outer wall of the open end of the outer sleeve. The rotary handle is rotated, and when orthographic projections of the rotary handle and the positioning rod towards the direction of the outer sleeve are overlapped, the outer water sampling hole is aligned with the inner water sampling hole. The multi-depth sampling device disclosed by the utility model is simple in structure and easy to operate, and is convenient for accurately collecting water samples at different depths.

This invention relates to the field of intelligent transportation big data analysis technology, specifically to an intelligent management method for vehicle electronic tags based on big data processing. The method includes: acquiring vehicle passage records and conducting spatiotemporal correlation analysis; extracting driving trajectories from multi-time-point geographic coordinate sequences; and modeling trajectory behavior to obtain driving regularity, high-frequency access areas, and commonly used routes. An improved random walk algorithm, incorporating historical path dependency transition probabilities and encoding real-time traffic flow as spatial preference weights, is used to predict future vehicle paths. Multi-dimensional analysis of tag passage records generates identity and behavioral feature vectors, which are then fused to construct a comprehensive digital profile of the vehicle. This method reduces the bias of traditional random walks, adapts to real-time road network conditions, improves the rationality of path prediction, achieves a complete representation of the vehicle's static identity and dynamic behavior, and enhances the refinement and intelligence of electronic tag management.

The food processing machine comprises a main machine assembly and a stirring cup assembly, the stirring cup assembly comprises a cup body, a cutter head, a smashing piece and a cup bottom shell, the main machine assembly comprises a main machine shell, a frequency conversion brushless motor is arranged in the cup bottom shell, a power panel is arranged in the main machine shell, and the power panel is electrically connected with the frequency conversion brushless motor through a coupler; a motor heat dissipation air channel is formed in the cup bottom shell, a main machine heat dissipation air channel is formed in the main machine shell, the motor heat dissipation air channel is communicated with the main machine heat dissipation air channel when the stirring cup assembly is installed on the main machine assembly, the cutter head is provided with a heating piece, and a motor containing cavity is formed between the variable frequency brushless motor and the cutter head. And a temperature controller and a fuse link are also arranged on the bottom wall of the cutterhead in the motor accommodating cavity. The crushing part is directly driven by the variable-frequency brushless motor, so that the driving reliability is improved; and the variable-frequency brushless motor and the power panel are separately arranged and are respectively cooled, so that the reliable heat dissipation is ensured on the premise of improving the driving performance.

The multifunctional cooking equipment comprises a machine body, a first basket body and a second basket body, and the machine body is provided with a cooking cavity; the first basket body is detachably mounted in the cooking cavity and is provided with a first cavity; the second basket body is detachably mounted in the first basket body and divides the first cavity into a second cavity and a third cavity which are independent from each other; the machine body is further provided with a heating piece, and the heating piece is communicated with the second cavity and used for baking food in the second cavity. The machine body is further provided with a steam spray head, when the first basket body is installed in the cooking cavity, the steam spray head is communicated with the third cavity, and the steam spray head sprays steam to cook food in the third cavity. Therefore, the structure is simple, baking and cooking can be carried out simultaneously or independently, the heating piece and the steam nozzle can be communicated with the first cavity at the same time, multiple cooking modes such as baking, steaming and steaming and baking integration of a large amount of food are achieved, the diversified requirements of users are met, and the use experience is remarkably improved.

The invention discloses a multifunctional hydrogeological survey drilling sampling device, and relates to the technical field of hydrogeological sampling devices. The device comprises a vehicle body mechanism and a drilling sampling mechanism, the vehicle body mechanism is provided with a rotating telescopic rod, the drilling sampling mechanism comprises a rack, the rack is provided with a first driving mechanism, the first driving mechanism is in transmission connection with a drilling sampling rod, a drilling head is arranged at the end of the drilling sampling rod, and a sampling cavity is formed in the drilling sampling rod; the end part of the drilling head is provided with a sampling port communicated with the sampling chamber, the sampling chamber is provided with a switch ball for sealing the sampling port, the drilling sampling rod is provided with a second driving mechanism for driving the switch ball to rotate, the switch ball is provided with a first through hole communicated with the sampling port and the sampling chamber, and a piston is arranged in the sampling chamber. The multifunctional hydrogeological survey drilling sampling device has the beneficial effects of drill hole protection, good sample quality and small survey result error in a mode of sampling immediately without taking a drill rod after drilling.

The application discloses a device for collecting exhaled human gas in stages, and relates to the technical field of medical apparatuses. The device comprises a fixing shell, a support, a matching pipe, a gas storage mechanism, a limiting mechanism and a distance measuring module. The gas storage mechanism comprises a connecting pipe, a wave-shaped air bag, a first spring, a gas pressure detection module, a separation sheet, an electromagnetic on-off valve and a supporting ring. The limiting mechanism comprises a limiting pile, a lifting plate, a threaded pipe, a motor, a threaded rod, a stand, a lifting hole, a connecting rod, a second spring and a baffle. When a patient exhales, the gas pressure detection module detects the pressure in the wave-shaped air bag. When the pressure reaches a preset threshold, the limiting mechanism is controlled to sequentially release the supporting ring limiting, so that the wave-shaped air bag is inflated in stages, and the corresponding electromagnetic on-off valve is controlled to be sequentially closed. The continuously exhaled gas is separated and stored in multiple independent air chambers. The device has the advantages that the gas in the front stage, the middle stage and the tail stage can be divided and extracted according to the time when each independent air chamber is formed.

The invention discloses a raw material quantitative weighing device for a compound microbial fertilizer production line, and relates to the technical field of quantitative weighing. Vertical plates are arranged at the corners of the top of the base, transmission rollers are rotationally installed on the inner walls of the vertical plates, driving assemblies are arranged in the transmission rollers, a conveying belt is installed on the outer walls of the transmission rollers in a transmission mode, a U-shaped supporting plate is arranged on the periphery of the base, a motor is arranged on the outer wall of the U-shaped supporting plate, and a square groove is formed in the U-shaped supporting plate. A weighing assembly is arranged at the top of the U-shaped supporting plate, and the top of the weighing assembly makes contact with the top of the inner wall of the conveying belt. Raw materials distributed at the top of the conveying belt are centrally pushed and brushed through the brush plate, the conveying neutrality of the raw materials is improved, the gravity of the raw materials borne by the weighing assembly is clearer, the weighing speed and the weighing accuracy of the raw materials by the weighing assembly are improved, and the overall proportion of the fertilizer is prevented from being affected.

The utility model discloses a data center air conditioner cold and hot channel intelligent isolation device, relates to the automobile part processing technical field, including data center cabinet and isolation subassembly, the bottom of data center cabinet is equipped with the fixed bottom plate, and data center cabinet is symmetrically arranged at fixed bottom plate upper surface both ends, and the isolation subassembly is equipped with the fixed bottom plate. Supporting strips are installed on the front side and the rear side of the upper end of the data center cabinet, dustproof skylights are arranged on the inner sides of the supporting strips, horizontal sliding doors are slidably connected to the front end and the rear end of the upper surface of the fixed bottom plate, and the tops of the horizontal sliding doors are slidably connected with the lower surfaces of the supporting strips. According to the intelligent isolation device for the cold and hot channels of the data center air conditioner, through the isolation assembly, a transition isolation structure is arranged between the cold and hot channels, mutual air fleeing of the cold and hot channels can be prevented, mutual mixing of cold air and hot air of the cold and hot channels is avoided, and through the protection assembly, rapid arrangement of internal cables can be achieved; the arrangement is more convenient, and the cable can be protected.

The application discloses a management system based on an internet of things technology and relates to the technical field of fishpond breeding management. The application comprises a device main body, a dissolved oxygen detector arranged at the center of the top of the device main body, wherein the dissolved oxygen detector is internally provided with an intelligent module, a temperature controller arranged at the top of the dissolved oxygen detector, and a local temperature prevention device arranged at the left side of the device main body. The local temperature prevention device comprises a fixing seat, an electric sliding rail and a heating assembly. The fixing seat is fixedly installed at the top edge of the device main body, the electric sliding rail is fixedly installed at the left side of the fixing seat, and the heating assembly is slidingly installed at the right side of the electric sliding rail. The application drives the heating assembly to move leftward and rightward through the electric sliding rail, expands the heating range of the heating assembly on the fishpond, avoids the harm of high local temperature to the wandering fish, and reduces the breeding cost of fish.

The utility model provides an exhaust device for an engine cylinder cover, and belongs to the technical field of engines. An exhaust device for an engine cylinder cover comprises an exhaust pipe, an air inlet and an air outlet are fixed to the exhaust pipe, and a ventilation assembly is arranged in the exhaust pipe. The air exchange assembly comprises a sliding block sliding in the exhaust pipe, supporting rods are fixed to the two sides of the sliding block, two symmetrically-arranged sealing pieces are further arranged in the exhaust pipe in a sliding mode, and the sealing pieces and the supporting rods abut against the sealing pieces. Waste gas in the air cylinders is alternately exhausted, mutual mixing of the waste gas in the two air cylinders is effectively avoided, and if incomplete combustion of the gas in the air cylinders occurs, more carbon deposition can be generated, blockage in the other half of the air cylinders can be avoided at least, and meanwhile the inner wall of the other half of the air cylinders cannot be damaged.

The invention discloses a magnetor cooling device for a new energy motorcycle, which comprises a magnetor and a mounting box arranged at the lower end of the magnetor, and further comprises a cooling mechanism arranged in the mounting box and used for cooling the magnetor, the cooling mechanism comprises a submersible pump arranged in the mounting box, and the output end of the submersible pump is connected with a cooling pipe. The machine shell is provided with a cooling cavity, the cooling pipe is spirally wound around the cooling cavity, and the installation box is provided with a cooling assembly used for cooling cooling water. According to the magnetor cooling device for the new energy motorcycle, through the arrangement of the cooling mechanism, under the cooperation effect of the cooling assembly and the auxiliary assembly, high-temperature cooling liquid is cooled in time while circulating cooling of the cooling liquid on the magnetor is not affected, circulation and mutual mixing of the cooling liquid absorbing heat are avoided, and the cooling effect of the magnetor is improved. Therefore, the cooling effect on the magnetor is improved.

The utility model discloses a machine room wire harness multilayer partition type convenient arrangement suspension bracket, which relates to the technical field of machine room wire harness suspension and comprises a base, a vertical rod is fixedly arranged at the upper end of the base, and reinforcing blocks are symmetrically and fixedly arranged on two sides of the lower end of the vertical rod. The sliding frames can slide on the vertical rods so that the distance between the upper hanging plate and the lower hanging plate can be adjusted, the positioning rods are inserted into the positioning holes so that the sliding frames can be fixed, the multiple sets of moving frames can move on the hanging plates so that intervals can be formed between the moving frames, and therefore the space between the moving frames can be adjusted. Then the machine room wire harnesses can be sequentially hung on the hanging rods to prevent the wire harnesses from shifting and falling off, it is ensured that the wire harnesses are arranged neatly and orderly, later maintenance and arrangement are facilitated, the hanging layers are formed by the hanging plates and the hanging rods on the two sides, certain intervals are formed between the layers, a plurality of subareas are formed, and therefore the machine room wire harnesses can be conveniently hung on the hanging layers. Therefore, the wire harnesses can be suspended in a classified manner according to types, purposes or specifications of the wire harnesses, and different wire harnesses are prevented from being mixed.

The utility model discloses a kind of double-color plastic product secondary forming injection mould, belong to injection mould technical field, including injection mould and fixed pipeline, the upper surface of injection mould is fixedly connected with upper top cover, and pouring opening is arranged in upper top cover inside, and upper top cover upper surface is fixedly connected with connecting column close to the one end of pouring opening, while connecting column inner wall is fixedly connected with positioning column;The positioning column is symmetrically distributed about the center of the connecting column, the lower end of the fixed pipeline outside is fixedly connected with sealing ring, and fixed pipeline is slidably arranged in the connecting column inside.The double-color plastic product secondary forming injection mould, by the spacer plate and the shaft set, not only can ensure the color of product appearance clear and pure, but also can prevent unused plastic into mold cavity, avoid two color plastics mutual mixing, ensure that each plastic plays its expected performance in respective injection molding process, prolong the overall service life of mould.

This invention relates to the field of road construction technology, specifically disclosing a road construction surveying device and method, comprising: a surveying frame; a sleeve mounted on the surveying frame, the bottom of the sleeve being in contact with the surveyed ground, and an end cap on the top of the sleeve; a drilling mechanism, including a power component mounted on the surveying frame, a main shaft driven by the power component to rotate and slide vertically along the end cap, and a drill rod located at one end of the main shaft inside the sleeve; and a sampling pipe mounted on the end cap and communicating with the inside of the sleeve. This invention solves the problem in traditional rock and soil surveying processes where dust generated during drilling directly disperses into the air, causing pollution to the surrounding environment.

The utility model discloses a printing and dyeing cloth dewatering device which comprises a cylinder body, a bearing plate arranged in an inner cavity of the cylinder body and a driving mechanism driving the bearing plate to rotate, a plurality of separation check rings which are concentrically arranged are fixedly arranged on the top wall of the bearing plate, and the axes of the separation check rings coincide with the axis of the bearing plate. A plurality of separating check rings are arranged on the bottom wall of the cylinder body, a dewatering cavity for placing textile fabrics is formed between every two adjacent separating check rings, the bottom wall of the cylinder body is provided with a plurality of bearing grooves, the bottom wall of each dewatering cavity is communicated with a drain pipe which extends downwards into the corresponding bearing groove, and a plurality of concentric separating check rings are arranged on the bearing plate, so that a plurality of dewatering cavities are formed. The inner wall of the dewatering cavity attached to the textile fabric can be increased, the number of the dyed and dyed cloth dewatered at the same time is increased, and then the dewatering efficiency of the cloth can be improved.

The application discloses a music style migration method, which comprises the following steps: obtaining to-be-combined music and to-be-migrated music; inputting the to-be-combined music and the to-be-migrated music into a preset style decoupling model respectively to obtain a first pitch content code, a second pitch content code and a rhythm code; inputting the first pitch content code and the rhythm code into a first decoder to obtain migrated music; inputting the second pitch content code and the rhythm code into a second decoder to obtain reconstructed music; detecting the migrated music and the reconstructed music by using a discriminator to obtain a style migration detection result; and determining the migrated music as target music when the style migration detection result represents successful migration. The preset style decoupling model is used for completely decoupling music, thereby avoiding mutual mixing between pitch content and rhythm style. The discriminator is used for detecting the migrated music and the reconstructed music, thereby ensuring successful rhythm style migration and improving the effect of music style migration.

The utility model discloses a multi-roller coating device which comprises a cross beam, U-shaped fixing frames with downward openings are symmetrically fixed at the lower end of the cross beam, gear sets are rotatably connected to the inner walls of the fixing frames, coating rollers rotatably connected with the fixing frames are respectively arranged at the lower ends of the gear sets, and electroplating pools are arranged below the fixing frames. Fixing seats are fixed to the left end and the right end of the cross beam respectively, lifting devices are fixed to the lower ends of the fixing seats respectively, the coating rollers comprise electroplating cylinders, sealing covers are arranged at the front ends of the electroplating cylinders, and transverse strips fixedly connected with the electroplating cylinders are arranged at the upper ends and the lower ends of the sealing covers. The wire of the electroplating discharge device extends into the coating rollers, and the motor drives the gear set to perform transmission, so that the coating rollers perform rolling electroplating in the electroplating liquid, and meanwhile, workpieces are added into the two coating rollers, so that the device can be used for coating a large number of workpieces.

This invention proposes a semi-flexible pavement material, composed of the following components by mass percentage: the parent asphalt mixture adopts the OGFC type, with a target porosity controlled at 22%-24%, and the total aggregate proportion is 100%, of which recycled coarse aggregate (9.5-4.75mm) accounts for 26%-30%, limestone aggregate (9.5-4.75mm) accounts for 15%-19%, recycled fine aggregate (0-4.75mm) accounts for 22%-26%, limestone fine aggregate accounts for 26%-30%, and mineral powder accounts for 2%-4%. SBS modified asphalt is added externally at an asphalt-aggregate ratio of 4.3%-4.7%; the total dry content of cement-based grouting material is 100%, with P·O42.5 cement accounting for 32%-38%, secondary fly ash accounting for 22%-28%, granulated blast furnace slag powder accounting for 8%-12%, and natural fine sand accounting for 28%-32%. High-efficiency water-reducing agent is added externally according to the weight of the cementitious materials, at a dosage of 0.5%-0.7%, with the water-cement ratio controlled at 0.39-0.41. The mass ratio of cement grouting material to the parent asphalt mixture is 1:4.5-1:4.9. This invention uses crushed construction waste as aggregate to replace the original basalt aggregate in semi-flexible pavements, realizing the resource recycling and utilization of construction solid waste, effectively disposing of demolition waste, and reducing soil and water pollution caused by solid waste landfill.

The invention relates to the technical field of road construction, and particularly discloses a road construction surveying device and method. The sleeve is arranged on the surveying frame, the bottom of the sleeve is attached to the surveying ground, and an end cover is arranged at the top of the sleeve; the drilling mechanism comprises a power part arranged on the surveying frame, a main shaft which is driven by the power part to rotate and vertically slides along the end cover, and a drill rod which is arranged at one end, positioned in the sleeve, of the main shaft; the sampling pipeline is arranged on the end cover and is communicated with the interior of the sleeve, and the problem that in the traditional geotechnical survey process, dust generated in the drilling process directly drifts into the air when geotechnical sampling is conducted, and the surrounding environment is polluted is solved.

The utility model provides a medicine dispensing device which comprises a medicine dispensing shell and further comprises a fixed shell fixedly connected to the top of the medicine dispensing shell. And the supporting structure is arranged at the top of the medicine dispensing shell. By lightly pressing a tablet, the tablet is clamped between two limiting blocks, the position of the tablet can be automatically adjusted conveniently through third springs on the two sides, the middle of the tablet is located on a slitting blade, the uniformity of the slit tablet is guaranteed, the two separated and fallen drugs cannot influence each other through a supporting block, and the tablet slitting efficiency is improved. The situation that the amount of medicine swallowed by children is large or large due to the fact that the cut fragments are mixed with one another, medicine cutting is not uniform enough is avoided, and the situation that the medicine collecting box stretches into the other side due to the fact that the medicine collecting box is placed too deep, and the amount of collected medicine is affected is avoided through a baffle.

The invention discloses a machine core, individual protection equipment and a control method thereof, and the machine core comprises a first power device which is used for providing consumable conveying power for a consumable container of the individual protection equipment; the second power device is used for providing power for the nursing unit of the individual nursing equipment; wherein the first power device and the second power device are respectively provided with at least two independent channels, and the corresponding channels of the first power device and the second power device are sequentially connected to form at least two independent consumable runners. According to the embodiment of the invention, at least two independent consumable runners can be formed, and independent transmission of at least two consumables can be realized, so that the problem that different consumables are mutually mixed can be avoided.

The present invention discloses a cosmetics detection device with a function of preventing microorganism enrichment, comprising a box, a sampling chamber is arranged on the right side of the box, a stratified sampling assembly is arranged in the sampling chamber, the stratified sampling assembly comprises a vertical plate arranged in the sampling chamber, the vertical plate is fixedly connected to the inner top of the sampling chamber, a driving motor is installed on the right side of the vertical plate, and a reciprocating screw rod is rotatably connected to the inner top of the sampling chamber. The device can automatically sample cosmetics of two depths twice during detection, so as to more accurately judge whether the ingredients in the cosmetics are qualified, and through the arrangement of a serpentine tube and a sterilizing lamp, it is possible to avoid the situation where the enriched microorganisms generated in the pipeline affect the detection results, and at the same time, the residual liquid in the pipeline can be completely pressed out by using an air pump, so as to avoid the mixing of multiple samples during multiple samplings, and the pipeline can be kept in a relatively dry state when the detection device is on standby.