45results about How to "Guaranteed accurate fixation" patented technology

The invention relates to a detecting system, in particular to a solar cell silicon chip detecting system. The detecting system comprises a silicon chip conveying device; the silicon chip conveying device is provided with a feeding area, an exposure area and a sorting area along the silicon chip conveying device in sequence; the feeding area is used for arranging the silicon chips on the silicon chip conveying device; the exposure area is provided with a detecting and imaging system arranged above the silicon chips and a limiting mechanism used for limiting the silicon chips; and the sorting area is used for putting the silicon chips with different weight into corresponding material-receiving box. Compared with the prior art, the system has the beneficial effects that by adopting the structure, the detecting system can realize sorting to the silicon chips by only needing arranging the silicon chips into a feeding box of the feeding area, and is simple and practical.

Disclosed is a fastener that comprises a stud member and a nut member. The stud member includes a base portion, a stem, a plurality of locating features, and, a plurality of slanted ridges. The stem has a head portion and a body portion, where the body portion is positioned on the base portion for enabling the stem to extend vertically from the base portion. The plurality of locating features extends from the body portion, and is disposed on the base portion. The plurality of slanted ridges extends from the stem. The nut member includes a central element configured to have two projecting members extending opposite to each other from a periphery of the central element. The central element comprises an aperture therewithin for receiving the stem therethrough and for interlocking the nut member with the stud member to retain the stud member at a locked configuration.

This invention relates to a fixation device for immobilizing a head of a patient relative a treatment unit or medical device during treatment of the head. The fixation device is provided with an interface unit adapted to be fixated in relation to an adaptor unit for connection to the treatment unit, or to a frame for connection to the medical device. Furthermore, the fixation device is further provided with a sliding plate being slidable in relation to said interface unit in an xz-plane of a coordinate system. The system is a Cartesian coordinate system defined by three orthogonal axis having an x-axis extending in the medial-lateral direction of the patient, an y-axis extending in the anterior-posterior direction, and a z-axis extending in the cranial-caudal direction. The fixation device is further provided with a plate locking means for locking said sliding plate in relation to said interface unit, a bite-block for being inserted into a mouth of the patient, a linking means for linking said bite-block with said sliding plate, at least one pivot point arranged such that the bite-block is movable at least in a plane orthogonal to the xz-plane; and a link locking means for locking said at least one pivot point in a desired position in relation to said linking means so as to fixate the bite-block to the interface unit.

This invention relates to a fixation device and a method for immobilizing a head of a patient relative a treatment unit or medical device during treatment of the head. The fixation device is provided with an interface unit adapted to be fixated in relation to an adaptor unit for connection to the treatment unit, or to a frame for connection to the medical device. Furthermore, the fixation device is provided with a bite-block for being inserted into a mouth of a patient and a positioning arrangement movably connecting the bite-block to the interface unit. The positioning arrangement is adapted to be fixated by means of an adhesive for fixation of the bite-block such that the head of a patient can be immobilized relative said adaptor unit or frame.

The invention discloses a pipeline nondestructive testing device based on an electric field fingerprint method, belonging to the field of pipeline nondestructive testing technical equipment. The device comprises a to-be-tested pipeline (2) and a voltage acquisition area (3) formed in the to-be-tested pipeline (2), wherein multiple capture electrodes are arranged in the voltage acquisition area (3) in the same distance; current input units are arranged on two sides of the voltage acquisition area (3); and the pipeline nondestructive testing device is characterized in that the capture electrodes are fixed on the surface of the to-be-tested pipeline (2) in a non-welding form by virtue of multiple groups of capture electrode fixing sleeves (4) in the voltage acquisition area (3). According to the device, the capture electrodes are fixed on the surface of the to-be-tested pipeline in the non-welding form by virtue of the multiple groups of capture electrode fixing sleeves, accurate detection of the electric field fingerprint method is realized, and nondestructive testing of the to-be-tested pipeline is really realized.

Disclosed is a fastener that comprises a stud member and a nut member. The stud member includes a base portion, a stem, a plurality of locating features, and, a plurality of slanted ridges. The stem has a head portion and a body portion, where the body portion is positioned on the base portion for enabling the stem to extend vertically from the base portion. The plurality of locating features extends from the body portion, and is disposed on the base portion. The plurality of slanted ridges extends from the stem. The nut member includes a central element configured to have two projecting members extending opposite to each other from a periphery of the central element. The central element comprises an aperture therewithin for receiving the stem therethrough and for interlocking the nut member with the stud member to retain the stud member at a locked configuration.

The invention discloses a pelvis repairing instrument convenient to adjust. The pelvis repairing instrument comprises a limiting rod, a slider is connected with the lower portion of the limiting rod,the lower portion of the slider is connected with a left shell, a toothed groove is connected with the lower portion of the left shell, and connection rods are arranged at the two ends of the toothedgroove respectively. Clamping buckles are arranged on the upper portion of the toothed groove, the lower portion of the left shell is provided with fixing teeth, a base is arranged on the lower portions of the fixing teeth, an air bag is installed on the upper portion of the base, and a right shell is arranged on one side of the air bag. In the pelvis repairing instrument, the position of the limiting rod is adjusted through the slider, and the connection rods move so as to drive the toothed groove to move, so that the toothed groove is separated from the fixing teeth; the toothed groove is fixed through the clamping buckles, so that it is achieved the left shell and the right shell move, the distances between the left and right shells and the air bag are adjusted, the hips are precisely fixed, and the repairing quality and effect are ensured. By means of the pelvis repairing instrument, it is easily and conveniently achieved that the hips of different sizes are fixed, and the repairing requirements of users are met.

The invention relates to the field of vehicle-mounted frames, in particular to an intelligent multi-bicycle version vehicle-mounted frame. The intelligent multi-bicycle version vehicle-mounted frame comprises a control box, a support, suction cups, bicycle front fork fixing supports, bicycle rear fixing supports, an air pipe, a front support transverse air pipe and a rear support transverse air pipe. By the adoption of the provided intelligent multi-bicycle version vehicle-mounted frame, a circuit is controlled through a physical diaphragm structure to be opened and closed, air of the air-leaking suction cups is automatically sucked, the problem that the suction cups cannot be fixed after leaking air is solved, the corrosion influence of the humid environment on equipment is avoided as well, the multiple suction cups can be installed, front forks and rear wheels of bicycles are fixed at the same time, and therefore a multi-bicycle fixing effect is achieved.

The invention discloses a boulder blasting construction method. The construction method comprises the following steps of setting a blast hole position, carrying out drilling construction, carrying outblast hole acceptance, machining an explosive bag, loading an explosive into a blast hole, filling the blast hole, blasting a circuit, carrying out on-site warning, and carrying out detonation, grouting and hole sealing. According to the boulder blasting construction method, the blasting is thorough, the grain size of the boulder after blasting is small, the construction progress of a cutter discis not affected, the damage to the cutter disc is reduced, the service life of the cutter disc is prolonged, and the underground blasting type blasting mode is high in safety.

The invention relates to a hollow graphene fiber as well as preparation method thereof and application, belonging to material science field, the method includes the following steps: (1) preparing a substrate with at least one round orifice; (2) assembling the substrate with capillary tube A and B, connecting the sampling tube A to the capillary tube A, opening a hole on the wall of the capillary tube B and connecting the sampling tube B to the hole to obtain a spinning device; (3) preparing oxidized graphene fiber with different quantities and diameters through the spinning device and obtaining hollow graphene fiber by reduction finally, the preparation method provided by the invention is simple and practicable and has high precision, which is applicable to continuous and batch preparationof hollow graphene fiber.

The invention discloses a small multi-drill-bit vertical drilling and core-picking machine for a laboratory. The machine comprises a base (1), a hydraulic lifting device (2), a hollow vertical arm (3), a motor (5), a case (8), a drilling tool case (9) and a test piece disc movement control device (10); the vertical arm (3) is fixed on the base (1), and the bottom of the hydraulic lifting device (2) is fixed on the base (1), and the motor is fixed on the hollow vertical arm (3); the traditional mode that a single rock sample is taken out by one time lower cutter is changed into the mode that five drill bits are utilized for simultaneously picking cores, a main driving bar drives four secondary driving bars to work, the switching of the big and small drill bits can be realized, the sufficient sampling is guaranteed, a belt and a belt pulley adopt a sawtooth engagement and connection driving mode so as to guarantee the smooth driving.

The invention discloses a sliding sleeve structure for the convenience of controlling pipeline circulation. The sliding sleeve structure comprises a pipe body, a sliding sleeve, an outer thread, an inner thread, a rotary shaft, a slide block, a chute, a pressure block, a fixed plate, a seal ring, a fixed bar, a rotating rod, a supporting rod, a connecting rod, a fixed block and a spring. The sliding sleeve structure is simple in structure and convenient to operate. The seal ring moves as the sliding sleeve moves, so that liquid circulation in a pipeline is controlled favorably, and therefore,the operating convenience is improved, the operating difficulty is reduced and the work efficiency is improved. According to the sliding sleeve structure, the sliding sleeve is fixed favorably as therotary shaft rotates, so that the problem that the sliding sleeve which is used cannot be fixed is solved. By fixing the sliding sleeve, liquid circulation in the pipeline is avoided, so that the pipeline liquid is controlled favorably and the workload of an operator is reduced favorably.

The invention relates to a peeling device, in particular to a fruit and vegetable peeling device. The device comprises a base frame, a peeling mechanism, a displacement mechanism, a rotating mechanism and a height adjusting mechanism, wherein the peeling mechanism is fixedly arranged on the base frame; the displacement mechanism is fixedly arranged on the base frame; the height adjusting mechanism is slidably arranged in a groove formed in the base frame; the height adjusting mechanism is in threaded connection with the displacement mechanism; the rotating mechanism is arranged in a groove formed in the height adjusting mechanism in a sliding mode; and the rotating mechanism is meshed with the height adjusting mechanism; The device can be suitable for peeling spherical or strip-shaped fruits and vegetables with different sizes, has two peeling modes including rotary peeling and linear peeling, and is applicable to different fruit and vegetable shapes.

The invention relates to a sealing method for gas-insulated all-closed combined electrical appliances. The sealing method for gas-insulated all-closed combined electrical appliances comprises the following steps: first, a first connecting layer and a second connecting layer are fixed on the surface of a combined electrical appliance, and the gas leaking through the gas leakage hole in the combinedelectrical appliance can be discharged through a connecting channel so as to prevent high-speed gas flow from hindering the fixation of the two connecting layers on the surface of the combined electrical appliance; then, one end of a ventilator is extended in from a second through hole and fixed through a fixture, and the problem that the ventilator and the fixture cannot be fixed is avoided because the leaked gas can still be discharged through the ventilator; and after the ventilator is fixed, the gas leakage hole of the combined electrical appliance can be sealed by sealing the ventilatorthrough a sealing element, without exhausting the gas. The gas leakage hole of the combined electrical appliance can be repaired online, and the maintenance cycle is shortened. Moreover, there is no need to cut off the power system, and the loss caused by power failure is avoided.

The invention discloses a flow-line type automatic dispensing, roasting and reinforcing device for a connecting line welding spot. The device comprises a base, wherein a dispensing mechanism, an illumination roasting box, a discharging mechanism and a conveyor belt are arranged on the base; the conveyor belt sequentially passes through the dispensing mechanism, the illumination roasting box and the discharging mechanism; a plurality of jig fixing devices for fixing a product fixing jig are arranged on the conveyor belt; the dispensing mechanism comprises glue seats which are arranged at two sides of a forward moving line of the product fixing jig; and a glue injecting port which communicates with a glue pouring channel is formed in each glue seat. According to the device, the conveyor beltprovided with a jig fixing device sequentially passes through the dispensing mechanism, the illumination roasting box and the discharging mechanism; the following works can be automatically performedafter manual charging; the device is simple and convenient, and high in efficiency.

The invention discloses a selection and layout method for base station construction. The method comprises the following steps of S1, selection, wherein a section with gentle terrain is searched, a safe distance between the section and a surrounding building is reserved, the distance between adjacent base stations is determined, and it is ensured that the coverage area between the base stations isreasonable; S2, mounting, wherein a bottom plate is moved to a construction position by holding a rack, a grounding block is enabled to be in contact with the ground, and the bottom plate is stabilized at an original position by utilizing a hydraulic push rod in a leveling fixing mechanism; S3, pit digging, wherein the ground is dug out of ground pile pits through a drill bit in a pit digging andsoil taking mechanism, and soil generated by pit digging is discharged into a collecting cavity through a soil discharging channel; and S4, carrying, wherein a conveying belt in an automatic carryingmechanism can convey ground piles to a placement arc-shaped plate, and the ground piles are pushed into the ground pile pits through a positioning sleeve. A pile sinking hammerhead moves up and down repeatedly, the ground piles placed into the ground pile pits are hit into the ground, and the situation that the base station construction is unqualified due to the fact that subsequent base stationscannot be fixed due to instability of the ground piles is avoided.

The invention relates to the technical field of power equipment, and discloses a labor-saving cable take-up and pay-off device. The labor-saving cable take-up and pay-off device comprises a base; a left mounting seat and a right mounting seat are fixedly mounted on the upper surface of the base; a stop block is fixedly mounted in the left mounting seat; the lower surface of the stop block is fixedly connected with one end of a spring; the other end of the spring is fixedly connected with a pawl; the pawl is movably mounted in the position, located below the stop block, in the left mounting seat; an insertion hole is formed in the pawl; the insertion hole is clamped with a clamping rod; and the pawl is used in cooperation with a ratchet wheel. According to the labor-saving cable take-up and pay-off device, through the arrangement of a torsion spring, a motor drives a take-up barrel to conduct take-up operation; the take-up barrel rotates and enables the torsion spring to start to store energy; after the take-up barrel finishes take-up and a power source is disconnected, the torsion spring releases the accumulated energy, and the energy released by the torsion spring and the energy generated by inertia rotation of the take-up barrel counteract each other; and therefore, inertia rotation of the take-up barrel is prevented, and the cable end cannot be fixed.

The invention discloses a traffic signal lamp post convenient to assemble, and belongs to the technical field of traffic signal lamp posts. The lamp post comprises a lower lamp post. An upper lamp post is arranged at the top end of the lower lamp post. The top end of the outer wall of the lower lamp pole is sleeved with a fixed sleeve. The bottom end of the upper lamp pole is inserted into the topend of the inner cavity of the fixed sleeve. Moving grooves are formed in the outer walls of the left side and the right side of the lower lamp pole. A supporting spring is arranged at the bottom ofan inner cavity of the moving groove. A sliding block is arranged at the top end of the supporting spring. Inserting rods are arranged on the outer walls of the bottoms of the sides, away from each other, of the two fixing blocks. The connecting rod is inserted into the connecting groove, so that the upper lamp post and the lower lamp post are connected and aligned, manual supporting and aligningare not needed, and the working difficulty is reduced. Meanwhile, the supporting spring expands, the sliding block drives the fixing sleeve to ascend, the outer wall of the upper lamp post is wrapped,the upper lamp post and the lower lamp post are connected and fixed, and assembling by operators is facilitated.

The invention relates to a deep-sea laying method for a sinker used for a buoy. The laying method comprises preparation work and placing work after the preparation work is completed. The preparation work comprises the following steps: (1) determining a predetermined location of the sinker in a sea area of a water intake of a nuclear power plant; (2) thoroughly investigating temperature, salinity,sea currents and conditions of the sea area in the area of the predetermined location; (3) calculating a horizontal distance value between a sea surface placing point of the sinker and the seabed predetermined location of the sinker so as to determine the sea surface placing point of the sinker. The deep-sea laying method for the sinker used for the buoy is capable of determining the predeterminedlocation of the sinker by measuring on-site hydrological data, calculating a displacement value of the sinker after the sinker sinks into the water according to corresponding measurement parameters,and compensating and correcting the sea surface placing point of the sinker, thereby realizing the rapid and accurate placement of the sinker to the seabed predetermined location, supporting the accurate fixing of a buoy carrier, and reducing the occurrence of cold source security incidents at the water intake of the nuclear power plant.

The invention relates to contraction equipment with a drying function for steel bar machining. The contraction equipment comprises a punched bottom plate and first sliding grooves. First sliding wheels are arranged on the two sides of the upper end of the bottom plate, a drying box is placed at the upper ends of the first sliding wheels, a heat gathering plate is fixed to the bottom end inside thedrying box, first rotating shafts are mounted at the lower ends of the two sides of the drying box, connecting rods are inlaid at the ends, away from the central line of the drying box, of the firstrotating shafts, and the ends, close to the central line of the drying box, of the upper ends of the connecting rods are connected with second rotating shafts. The contraction equipment has the beneficial effects that heat emitted by the upper end inside the drying box can be gathered by the heat gathering plate at the lower end inside the drying box and reflected back, and the heat is gathered inthe middle of the inner side of the drying box, so that steel bars inside the drying box fully make contact with the heat, the drying efficiency of the steel bars can be improved, the heat loss can be further prevented, the heat generated in the drying box can be utilized maximally, and the flexibility of the contraction equipment is embodied.

The invention relates to a detection system, in particular to a battery silicon wafer detection system, which comprises a silicon wafer conveying device, a feeding region, an exposing region and a sorting region, wherein the feeding region, the exposing region and the sorting region are sequentially arranged along the silicon wafer conveying device, the feeding region is used for placing silicon wafers on the silicon wafer conveying device; the exposing region is provided with a detection imaging system arranged above the silicon wafers and a limit mechanism used for limiting the silicon wafer; and the sorting region is used for placing silicon wafers with different masses in corresponding collecting boxes. Only by placing the silicon wafers into a feeding box of the feeding region, the invention can realize the sorting of the silicon wafers, which is simple and practical. A battery silicon wafer limiting mechanism is designed aiming at the electro-fluorescence principle, thus the silicon wafers are accurately fixed.

The invention relates to a hollow graphene fiber as well as preparation method thereof and application, belonging to material science field, the method includes the following steps: (1) preparing a substrate with at least one round orifice; (2) assembling the substrate with capillary tube A and B, connecting the sampling tube A to the capillary tube A, opening a hole on the wall of the capillary tube B and connecting the sampling tube B to the hole to obtain a spinning device; (3) preparing oxidized graphene fiber with different quantities and diameters through the spinning device and obtaining hollow graphene fiber by reduction finally, the preparation method provided by the invention is simple and practicable and has high precision, which is applicable to continuous and batch preparationof hollow graphene fiber.

The invention relates to a detecting system, in particular to a solar cell silicon chip detecting system. The detecting system comprises a silicon chip conveying device; the silicon chip conveying device is provided with a feeding area, an exposure area and a sorting area along the silicon chip conveying device in sequence; the feeding area is used for arranging the silicon chips on the silicon chip conveying device; the exposure area is provided with a detecting and imaging system arranged above the silicon chips and a limiting mechanism used for limiting the silicon chips; and the sorting area is used for putting the silicon chips with different weight into corresponding material-receiving box. Compared with the prior art, the system has the beneficial effects that by adopting the structure, the detecting system can realize sorting to the silicon chips by only needing arranging the silicon chips into a feeding box of the feeding area, and is simple and practical.

The invention discloses a pipe blanking clamping tool, and relates to the field of pipes. The pipe blanking clamping tool comprises a base, wherein the base is provided with a screw hole, a rotating table is arranged on the base, the rotating table is fixedly provided with a fixing plate, a through hole is formed in the fixing plate, the two sides of the fixing plate are fixedly provided with baffles, the sides, adjacent to the two baffles, of the fixing plate are provided with connecting plates, the top sides of the two connecting plates are fixedly provided with the same limiting plate, andthe two sides of the limiting plate are fixedly provided with guide plates. In the pipe blanking clamping tool, only by rotating one hand wheel, a screw can rotate, so that a sliding plate is driven to move up and down, sliding rods move in guide inclined holes to pull guide rods to move back and forth, so that clamping blocks stretch to clamp the pipe, the use is convenient, a mode of performingclamping electrically is changed, then the problem that due to the fact that an electric chuck is damaged, the pipe cannot be fixed is avoided, and the normal proceeding of production is guaranteed.