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Cryogenic adiabatic module air tightness and internal gas flowability testing device
ActiveCN117782462Bimprove confidentialityImprove liquidityMeasurement of fluid loss/gain rateAerodynamic testing
A device for testing the airtightness and internal gas flow of a cryogenic insulation module includes an inlet / liquid inlet module, an outlet / liquid outlet module, and an insulation module. The inlet / liquid inlet module includes an inner space liquid nitrogen inlet valve, an outer space liquid nitrogen inlet valve, a low-pressure control module, an inner space high-pressure control module, an outer space high-pressure control module, a buffer tank, a pressure reducing valve, and a filter, all connected via pipes. The outlet / liquid outlet module includes a liquid nitrogen / nitrogen exhaust valve, an inner space exhaust valve, and an outer space exhaust valve, all connected via pipes. The outlet of the inlet / liquid inlet module is connected to the inlet of the insulation module, and the inlet of the outlet / liquid outlet module is connected to the outlet of the insulation module. This invention enables the airtightness testing and adaptability study of insulation modules under cryogenic and ambient temperature conditions, as well as the testing and research of internal gas flow performance.
Owner:SHANGHAI JIAOTONG UNIV +1
Foam fixing structure for leg support
ActiveCN222329525URealize replaceablereasonable designThigh restsStructural engineeringMechanical engineering
The utility model provides a leg support foam fixing structure which comprises a leg support structure, pre-embedded clamping plates are fixedly embedded in the four corners of the bottom face of the leg support structure, each pre-embedded clamping plate is detachably connected with a connecting assembly, each connecting assembly comprises three layers of connecting tables arranged from top to bottom, the middles of every two adjacent connecting tables are connected through a connecting column, and the connecting columns are connected with the connecting tables. The middle-layer connecting table is clamped to the embedded clamping plate, and the clamping jaw assembly is installed on the top of the upper-layer connecting table. The detachable connecting structure is reasonable in design, the connecting assembly can be replaced through detachable connection of the embedded clamping plate and the connecting assembly, the possibility that the whole connecting assembly is directly scrapped due to damage is reduced, and the detachable connecting structure is convenient to use.
Owner:FUZHOU LIANHONG MOTOR PARTS
Replaceable cream cosmetic box
ActiveCN222565295Uavoid mobilityprevent circumferential rotationStructural engineeringMechanical engineering
The replaceable cream cosmetic box comprises an outer shell, an inner container, a tray, a lifting assembly and a locking piece, the inner container is detachably assembled in the outer shell, the lifting assembly is used for driving the tray to movably ascend and descend in the inner container, and the locking piece is in sliding fit in the circumferential direction of the outer shell. The locking piece is arranged on the outer shell and provided with a locking piece located between the outer shell and the inner container, the outer shell is provided with a limiting groove, the inner container is provided with a limiting block capable of being embedded in the limiting groove, the inner container is further provided with a clamping piece corresponding to the locking piece, and the locking piece can rotate to the position above the clamping piece to be used for limiting axial movement of the inner container. The paste cosmetic box can be replaced through the inner container and the outer shell which are detachably arranged, so that the cost is saved, and the use efficiency is improved. The arranged locking piece drives the locking piece to slide to limit the clamping piece on the inner container, and the matching firmness of the locked inner container and the outer shell is further improved through the matching of a limiting groove and a limiting block, namely the axial movement and circumferential rotation of the inner container are avoided.
Owner:YUYAO SUN RAIN SPRAYER
Battery box module and vehicle
ActiveCN222191044URealize replaceableImprove battery lifeCharging stationsCell lids/coversElectrical batteryMechanical engineering
The technical scheme of the utility model discloses a battery box module and a vehicle, the battery box module is applied to the vehicle, the battery box module comprises a battery box assembly, the battery box assembly comprises a box body, a door cover, a battery pack and a first wire harness, and the box body is provided with a containing cavity and a battery changing port communicated with the containing cavity; the door cover is arranged at the battery changing opening and can open or close the battery changing opening; the battery pack can be loaded into the accommodating cavity from the battery replacing opening; and a plugging opening is formed in one side, facing the battery replacing opening, of the battery pack. According to the technical scheme, the cruising ability and the transportation efficiency of the vehicle are improved.
Owner:ZIBO GEELY NEW ENERGY COMMERCIAL VEHICLE DEV CO LTD +3
Woven label with temperature sensing change
ActiveCN222545860Uquick installationRealize replaceableStampsIdentification meansStructural engineeringMechanical engineering
The utility model relates to the technical field of woven labels, and discloses a woven label with temperature sensing change, which structurally comprises an outer ring which is arranged in a separating manner, the inner woven label can be replaced by splitting when the woven label needs to be used, and the woven label can be quickly mounted on clothes only through the magnetic attraction effect and the positioning of a convex block and a positioning hole, so that the temperature sensing change of the woven label can be realized. Replaceability is achieved, and meanwhile installation is more convenient and faster. The woven label has the advantages that the outer ring comprises the upper ring and the lower ring which are designed in a separated mode, the embedding groove and the abutting edge are arranged on the upper side and the lower side of the upper ring respectively, the containing cavity used for containing the woven label is formed between the embedding groove and the abutting edge, and the protruding block is directly connected to the bottom ring and plays a role in positioning. And the positioning grooves are fixed on the outer ring and correspond to the convex blocks in position.
Owner:SHISHI BAIYI WEAVING CO LTD
Top crown type fan foundation structure with replaceable anchor bolts
ActiveCN119615955ARealize replaceableHigh replaceabilityProtective foundationWind motor supports/mountsConvex structureArchitectural engineering
The invention provides a top crown type wind turbine foundation structure with replaceable anchor bolts. The top crown type wind turbine foundation structure comprises a main body foundation, a top crown conversion part, a pre-stressed anchor cable and a pre-stressed anchor bolt cage. The top crown conversion component is a prefabricated movable component, transmits the load of a steel tower drum to the main body foundation, is connected with the main body foundation through a plurality of pre-stressed anchor cables, and can be prefabricated and replaced in a matched mode according to the type of anchor bolts. The main body foundation is of a concave structure with the hollow middle, the top crown conversion component is of an inverted convex structure with the bottom protruding and the hollow middle, and the protruding part is inserted into the hollow area of the main body foundation. The foundation form effectively solves the problem that the anchor bolts of the fan foundation are difficult to replace, the original fan foundation is recycled in the fan capacity increasing transformation process, the manufacturing cost is reduced, and construction is easy and convenient.
Owner:POWERCHINA BEIJING ENG CORP
Rehabilitation training robot with joint torque feedback
PendingCN121971836ARealize dynamic adjustmentEnsure movement stabilityResilient force resistorsPhysical medicine and rehabilitationTraining intensity
The invention relates to the technical field of rehabilitation training, and discloses a rehabilitation training robot with joint torque feedback, which comprises a shell, a cover plate is fixedly mounted on the left side of the top of the shell, a seat assembly extending to the top of the cover plate is arranged on the inner side of the shell, and two outer boxes are fixedly mounted on the right side of the inner wall of the shell. A supporting seat is fixedly installed at the bottom of the shell, a training mechanism extending to the outer sides of the outer boxes is arranged between the inner sides of the two outer boxes, an adjusting mechanism connected with the training mechanism and extending to the right side of the shell is arranged between the two outer boxes, and a fixing mechanism is arranged at the top of the training mechanism; according to the rehabilitation training robot with the joint torque feedback function, the training mechanism and the adjusting mechanism are arranged, the supporting plate slides along the guide rail, the purpose of adjusting the training intensity is achieved, and the purpose of replacing different models is achieved by arranging the fixing mechanism.
Owner:XIAN UNIV OF TECH
Durable sloping bench device
ActiveCN222646848UStable deliveryRealize replaceableConveyor partsChutesStructural engineeringGeotechnical engineering
Owner:SICHUAN DAXIN IND & TRADE CO LTD
Portable external pump
ActiveCN222635893Uclosely connectedEasy to disassembleWithdrawing sample devicesAir pumpScrew fixation
The utility model belongs to the technical field of gas detection, and particularly relates to a portable external pump, which comprises an external pump main body and a main machine, the external pump main body consists of an upper shell, a lower shell, a miniature air pump, a main board, a filtering mechanism and a sampling mechanism, a soft convex sealing ring is arranged on the inner side of the upper shell, the upper shell and the soft convex sealing ring are fused into a whole through a sleeve, and the main machine is arranged on the main machine. Screws are arranged on the surface of the upper shell, the lower shell and the upper shell are fixedly installed through the screws, by adopting the mode that positioning supporting is matched with buckle connecting and fixing, the device can be tightly connected with a host and is easy to disassemble and assemble, after the device is assembled with the host, a soft protruding sealing ring can completely seal a host detection opening, the sealing performance is guaranteed, and therefore the detection accuracy is guaranteed. The problems that gas detection equipment in the current market is large in size, heavy in weight and inconvenient to package and carry are solved.
Owner:SHENZHEN WANANDI TECH CO LTD
Automobile test bench with rotary clamping structure
The utility model provides an automobile test bench with a rotary clamping structure, and relates to the technical field of automobile test benches, the automobile test bench comprises a fixed test bench, the bottom end of the fixed test bench is fixedly provided with a support column, the surface of the fixed test bench is provided with a chute, two sides of the fixed test bench are both fixedly provided with motors B, and the motor B is provided with a rotary clamping structure. The output end of the motor B is provided with a threaded rod, the surface of the threaded rod is sleeved with a movable plate, the surface of the movable plate is fixedly provided with a motor A, and the output end of the motor A is provided with a fixed rod. According to the utility model, through the arrangement of the motors B, the motors A, the threaded rods and the moving plates, the motors B at the two ends are started at the same time, and the threaded rods with reverse threads at the two ends are started at the same time to enable the two moving plates to move relatively at the same time, so that test pieces with different sizes are adaptively clamped and fixed by using the two clamping plates, and then the motor A is started to adjust the angle of the test piece; the test is convenient.
Owner:SHANGHAI LIXIANG ELECTRONIC TECH CO LTD