20results about How to "Convenient distance" patented technology

The invention discloses a multipurpose fructus aurantii picking machine. The multipurpose fructus aurantii picking machine comprises a picking mechanism, a lifting mechanism and a transportation control mechanism, the picking mechanism is connected to the surface of an upper bottom plate of the lifting mechanism, and the lifting mechanism is detachably arranged on the surface of a bearing platform at the front end of the transportation control mechanism; the picking mechanism comprises a handheld moving rod, a collecting sub-mechanism, a camera shooting sub-mechanism and a rotary connecting sub-mechanism; the lifting mechanism comprises an upper bottom plate, a lower bottom plate, a connecting assembly and an air cylinder assembly. The transportation control mechanism comprises a front end bearing platform, a transportation platform, a collecting basket, a displayer, a control table, an air source assembly, a seat, a pneumatic foot switch, a storage battery and a power chassis. The fructus aurantii picking machine solves the technical problems that in the prior art, a fructus aurantii picking machine is single in function, low in picking efficiency and frequent in missing picking.

This invention concerns an intravascular blood pump for percutaneous insertion into a patient's blood vessel. The blood pump comprises a pump casing (2) having a blood flow inlet (21) and a blood flow outlet (22), and an impeller (3) arranged in said pump casing (2) so as to be rotatable about an axis of rotation (10). The impeller (3) has blades (31) sized and shaped for conveying blood from the blood flow inlet (21) to the blood flow outlet (22). The blood pump comprises a drive unit (4) for rotating the impeller (3), the drive unit (4) comprising a plurality of posts (40) arranged about the axis of rotation (10). Each of the posts (40) has a longitudinal axis (LA) and an impeller-side end (420) pointing towards the impeller (3). A coil winding (44) is disposed around each of the posts (40) and has an impeller-side end pointing towards the impeller. The coil windings (44) are controllable so as to create a rotating magnetic field, wherein the impeller (3) comprises a magnetic structure (32) arranged to interact with the rotating magnetic field so as to cause rotation of the impeller (3). The posts (40) do not extend with their impeller-side ends (420) radially over the impeller-side ends of the coil winding (44) disposed around the respective posts (40), wherein the term radially relates to the longitudinal axis (LA) of the posts (40).

The utility model relates to welding equipment technical field, concretely relates to a kind of intelligent gantry submerged arc automatic welding machine, it includes: piece platform, top is equipped with multiple piece grooves along length direction, and both sides are equipped with machine tool track respectively;Welding machine tool, welding machine tool is transversely placed above piece platform, and two ends are respectively equipped with with machine tool track cooperation walking mechanism, welding machine tool top is respectively equipped with welding machine power supply corresponding each piece groove;Movable crossbeam, movable crossbeam is horizontally arranged in welding machine tool middle part, and movable crossbeam is equipped with with each piece groove corresponding cross slide;Telescopic arm, respectively with each cross slide corresponding each cross slide connection, bottom end is respectively equipped with welding torch, welding torch is connected with corresponding welding machine power supply;Controller, controller is set in one side of welding machine tool, and walking mechanism, telescopic arm, welding machine power supply and welding torch are respectively electrically connected with controller.The utility model is integrated, and automation design has significantly improved the efficiency and quality of I-shaped steel structure welding.

This utility model relates to the field of gypsum dewatering technology and discloses a device for uniformly distributing concentrated desulfurization wastewater onto a gypsum dewatering belt conveyor. The device includes a belt dewatering machine body and a distributor. A mounting plate is symmetrically fixed to the belt dewatering machine body. The distributor includes two symmetrically arranged locking blocks, both of which are engaged with the mounting plate. A support column is fixed to the top of each locking block, and a lifting column slides within the support column. A cloth frame is fixed to the top surface of the lifting column, and an adjusting component is installed on the cloth frame. The adjusting component includes a rotating rod, on which multiple rotating seats are mounted. A buckle is fixed to the side wall of each rotating seat, and a nozzle is engaged with the buckle. This utility model enables the spacing between multiple nozzles to vary uniformly, adapting to gypsum dewatering belts of different widths. It also effectively adjusts the nozzle spray angle according to requirements, ensuring that the concentrated desulfurization wastewater is sprayed at the optimal angle, resulting in a uniform distribution of the concentrated liquid on the surface of the gypsum filter cake.

This utility model provides a height-adjustable component for a sprinkler irrigation machine. The upper part of the component is fixedly connected to the main walking body of the sprinkler irrigation machine, and the lower part is fixedly connected to the main sprinkler irrigation body. It includes a lifting component, a lifting frame, and a connecting frame. The lifting component includes a left-side lifting component and a right-side lifting component arranged on the left and right sides respectively. The lifting frame is located above the connecting frame. The connecting frame includes a first connecting frame and a second connecting frame arranged vertically. The left and right sides of the lifting frame are slidably connected to the left-side and right-side lifting components respectively. The left-side and right-side lifting components have the same structure. Sleeves are provided on both sides of the lifting frame, which are slidably connected to the support rods of the left-side or right-side lifting components. The adjustable height of the sprinkler irrigation machine height-adjustable component is 600mm, ensuring that the height of the sprinkler head from the seedbed ranges from 85mm to 685mm, maintaining the optimal distance when irrigating or fertilizing seedlings.

The utility model discloses a cutting device for building material production relates to mechanical engineering technical field, the utility model discloses a base is fixedly connected with support frame on the top, be provided with fixed establishment on the base, the utility model discloses a clamping strip is set up, and the bidirectional screw rod is rotated, two clamping strips will make the movement of mutual approach to bidirectional screw rod at this moment, and clamping strip also will slide on the fixed link, then clamping strip will clamp the material to be cut, at this moment, screw rod no.

The invention provides a device searching method based on a LoRa technology, a scanning device and a terminal device. The device searching method comprises the following steps: starting a Sub-GHz LoRa mode to carry out scanning operation, and obtaining an RSSI correction value corresponding to each terminal device; the target terminal device and the target RSSI correction value of the target terminal device are matched from the plurality of terminal devices based on the target device ID of the target terminal device, and under the condition that the scanning device moves forwards along the current direction, if the target RSSI correction value is greater than or equal to a preset RSSI threshold value and the current distance is greater than or equal to a first preset distance threshold value, the target RSSI correction value of the target terminal device is determined to be the target RSSI correction value of the target terminal device. And if so, switching to the 2.4 GHz LoRa mode to search the target terminal equipment. Through dual-frequency cooperative work of the Sub-GHz LoRa and the 2.4 GHz LoRa, the object searching problem in different distance ranges is solved, the object searching automation degree is high, and the object searching efficiency is remarkably improved.

The present application relates to a kind of fluorescence imaging device capable of automatically adjusting distance, including imaging device body, pedestal and the carrier of being arranged in the top of pedestal. Carrier is used to place sample test tube to be detected, and the imaging lens of imaging device body is downward to carrier to obtain fluorescence signal, and is handled by microprocessor. Carrier is connected with adjusting assembly, including with the fixed tooth plate of carrier, meshing gear, servo motor and connecting rod. Microprocessor is communicated with servo motor, and servo motor is rotated based on real-time fluorescence signal signal-to-noise ratio control, and driving gear tooth plate adjusts carrier height, when signal-to-noise ratio reaches preset threshold, stop adjusting. Compared with prior art, the present application realizes the automatic optimization of imaging distance, compact structure, can be based on fluorescence signal quality real-time feedback and automatically adjust imaging focal length, effectively improve the accuracy and efficiency of fluorescence imaging.

The application provides a blockchain data sharing method and system based on identity signature and SM4, and belongs to the technical field of data encryption. The method comprises the following steps: at a data collection end, performing certificateless identity authentication on an original file to be shared; performing encryption on the original file by using a national secret SM4 symmetric encryption algorithm to obtain an encrypted file; uploading the encrypted file to an IPFS distributed file system to obtain a corresponding content identifier CID; taking a device identity identifier, an original file fingerprint, a digital signature and the CID in the minimum signature package as anchor point information, and writing the anchor point information into a blockchain based on a DPOS consensus mechanism; and reading the anchor point information from the blockchain by a verification party, downloading the encrypted file from the IPFS according to the CID, and decrypting to obtain the original file. The application realizes trusted on-chain data, safe transmission and controllable sharing.

The utility model belongs to the technical field of steel plate edge cutting devices, and discloses a steel plate edge cutting device. According to the main technical characteristics, the device comprises a frame body, a transverse supporting rod is arranged on the frame body, a cutting gun frame is arranged on the transverse supporting rod, a cutting gun is arranged on the cutting gun frame, and advancing wheels in power connection with an advancing power mechanism are arranged below the frame body; a lateral supporting rod is arranged on the side face, in front of the transverse supporting rod, of the frame body, a limiting wheel positioning frame is arranged on the lateral supporting rod, a limiting wheel is arranged on the limiting wheel positioning frame, a guide wheel frame is arranged in front of the frame body, and a guide wheel is arranged on the guide wheel frame. The advancing direction of the guide wheel deviates to the side away from the limiting wheel. The steel plate edge cutting device is more convenient to use, low in labor intensity, high in cutting efficiency, high in cutting precision and small in occupied space.

This utility model relates to the field of copper coil packaging technology, specifically a packaging structure for large loose copper coils, including a base plate. The upper surface of the base plate has an installation groove, and a lower protective plate is installed within the installation groove. A base column is located in the center of the upper surface of the installation groove, including a lower base column and an upper base column. Beneficial effects: Stable packaging: By setting up the base plate, base columns, internal support components, and side columns, the large loose copper coils can be fixed and supported in all directions. The lower base column is placed in the center of the bottom cavity of the copper coil. The internal support components can be adjusted according to the size of the inner cavity of the copper coil and maintain close contact with it to achieve internal fixation. The side columns, through a combination of side and middle side columns and crossbar connections, form a stable frame structure, effectively preventing the copper coils from shaking and shifting within the packaging, ensuring the stability of the packaging, and reducing the risk of damage during transportation.

The utility model relates to electrical equipment transportation technical field discloses a transfer box suitable for gas relay, including shell, RFID intelligent terminal and clamping structure, the shell includes box cover and box body, the box cover is connected with box body through the hinge, and the space of placing gas relay is formed in the box body inside, the RFID intelligent terminal is embedded on the box cover, can read the RFID chip data on gas relay, the clamping structure includes telescopic link and clamping block, the telescopic link sets up in the shell both sides, the clamping block can be embedded in the oil inlet and outlet of gas relay both sides through the axial movement of telescopic link, fixes gas relay. The transfer box can protect the transfer and storage process of gas relay, avoids its damage in the transportation process, has important engineering practical value.

The utility model relates to drying equipment for non-woven fabrics, which belongs to the technical field of non-woven fabric drying and comprises a drying box, an adjusting drying component for drying is mounted in the drying box, an extruding component for extruding is mounted in the drying box, and the adjusting drying component comprises an air heater body fixed at the top of the drying box. An air outlet pipe is fixed to the air outlet end of the air heater body, a motor is fixed to the top of the drying box, a screw rod is fixed to an output shaft of the motor, an adjusting cylinder is in threaded connection with the outer side of the screw rod, a limiting plate is fixed to the right side of the adjusting cylinder, and a limiting rod is slidably connected to the interior of the limiting rod. According to the drying equipment for the non-woven fabric, the height of the air outlet of the air heater can be effectively adjusted according to the moisture content in the non-woven fabric needing to be dried, the non-woven fabric is dried in the two drying modes of extruding and drying, the moisture content in the non-woven fabric is easier to control, and the non-woven fabric can reach the higher product standard.

The invention discloses a road building material prepared from pure ardealite and a preparation method of the road building material, and relates to the technical field of solid waste resource utilization and building materials. 3%-15% of sulphoaluminate cement; 0.01%-5.0% of an additive; the sulphoaluminate cement is co-produced by a process of decomposing phosphogypsum to prepare acid, the additive is a stabilizer and / or an adhesive, the stabilizer is one or more of metakaolin, silica fume or fly ash, and the adhesive is a high-molecular polymer. According to the road building material prepared from the pure ardealite and the preparation method, the total dosage of the ardealite tends to 100%, waste is turned into wealth in a real sense, and a revolutionary solution is provided for consumption of a large amount of the ardealite.

The utility model belongs to scanner field belongs to intelligent scanner positioning system, the utility model discloses a rotating base, first rotary joint, first connecting branch, second rotary joint, second connecting branch, third rotary joint, fourth rotary joint, fifth rotary joint, clamping part and scanner, the rotating base is installed with first rotary joint, and first rotary joint is connected with second rotary joint through first connecting branch, and second rotary joint is connected with third rotary joint through second connecting branch, and third rotary joint is connected with fifth rotary joint through fourth rotary joint, and fifth rotary joint is connected with scanner through clamping part. The utility model research and development purpose is to solve the problem of the prior art in dependence on manual, low efficiency, poor stability, influence production continuity, eliminate the positioning deviation caused by the operation experience deficiency, and the scanning success rate is improved significantly.

The application relates to the technical field of automatic production lines, and provides a casting head and a film casting machine. The casting head comprises a lower die head with a casting cavity, an upper die head arranged on the lower die head, and side connecting plates connected to the left and right sides of the upper die head and the lower die head respectively. The upper die head extends forward along the length direction to form an upper lip part. The lower die head extends forward along the length direction to form a lower lip part. The upper lip part and the lower lip part form a slit outlet communicated with the casting cavity after being enclosed by the upper die head and the lower die head. The front end surface of the upper lip part is an arc surface, and the front end surface of the lower lip part is an inclined plane. In the application, the position of the casting head is adjusted during coating by using the casting head, so that different positions of the arc surface of the upper lip part are opposite to the base tape. In this way, the distance between the slit outlet and the base tape is adjusted, and the thickness of the coating is adjusted. The structure is improved simply, and is not limited by material and process, so that the adjustment is more convenient.

The invention relates to the technical field of graphene slurry preparation, in particular to a graphene slurry stirring and dispersing device which comprises a rack and a dispersing barrel fixedly mounted at one end of the top of the rack, a supporting frame is arranged outside the dispersing barrel, a collecting box is arranged at one end of the bottom of the dispersing barrel, and first sliding grooves are formed in the two ends of the supporting frame; a clamping mechanism is arranged at one end of the supporting frame, two symmetrically-arranged special-shaped rods are fixedly installed on the two sides of the outer portion of the dispersing barrel correspondingly, sliding mechanisms are arranged at the two ends of the collecting box correspondingly, and connecting mechanisms are arranged at the two ends of the top of the supporting frame correspondingly. The device has the beneficial effects that the problem that in the prior art, when the dispersing barrel and the rack are detached or a side cover on one side of the dispersing barrel is detached, a grinding medium loses constraint and slides outwards under the action of gravity is solved, the sliding grinding medium is collected through the collecting box, recycling and cleaning are easy, and economic losses are reduced.

The utility model discloses a cleaning device for bearing machining, and relates to the technical field of cleaning devices. The cleaning device comprises a cleaning tank, a transmission shaft is arranged in the cleaning tank in a running fit mode, and a first servo motor used for driving the transmission shaft to rotate is arranged on the upper side of the cleaning tank; the positioning mechanism comprises a plurality of supporting plates and telescopic mechanisms arranged between every two adjacent supporting plates. By opening the feeding and discharging door and starting the driving mechanism to adjust the length of the telescopic mechanism and adjust the distance between the two adjacent supporting plates, a bearing can be conveniently placed on the limiting rod between the two adjacent supporting plates, the bearing taking and placing efficiency can be conveniently improved, the working intensity of workers is reduced, and the working efficiency is improved. And then a driving mechanism is started to reduce the distance between every two adjacent supporting plates, a feeding and discharging door is closed, a first servo motor is started to drive a transmission shaft to drive the bearing to rotate, water in the cleaning tank is stirred, and oil stains and scrap iron on the bearing are conveniently cleaned.

The utility model relates to a kind of electrically conductive cloth dust removal equipment, including processing table, the top of the processing table is close to one end and is provided with unwinding roller, the top of the processing table is provided with mounting seat, the top of the mounting seat is provided with two symmetrical support plates, the top of the processing table is located in the side of mounting seat and is further provided with dust suction box, the top of the dust suction box is provided with dust suction hose, the utility model is equipped with static electricity elimination roller first to eliminate the static electricity of the two sides of electrically conductive cloth, then servo motor is driven to rotate brush roller to clean the dust on the surface of electrically conductive cloth, dust suction box works through dust suction hose and the dust suction port of the inner wall of upper dust cover and lower dust cover two sides can be collected to the dust cleaned by brush roller, to improve dust removal effect, ensure that the two sides of electrically conductive cloth can be thoroughly cleaned.

The utility model discloses a tank car tank body welding set. Tank car tank body welding set, include: welding station, the welding station includes auxiliary station, the middle part of auxiliary station is equipped with the cavity, the both sides of auxiliary station upper end are equipped with the cavity, and the both sides cavity all are equipped with the auxiliary roll, and the tank car shell is placed on the both sides auxiliary roll together, and through the auxiliary station with the welding piece that sets up, through being equipped with the auxiliary roll on the both sides of auxiliary station, through the both sides auxiliary roll all with the adjusting motor output end connection, and the left and right sides adjusting motor can realize synchronous operation through PLC programming technique, and the both ends adjusting motor can drive the auxiliary roll rotation through, and through the rotation adjustment of auxiliary roll, and then can drive the tank car shell rotation that places on two auxiliary rolls, and then cooperate and carry out welding treatment to it through the welding machine, and through the rotation of the both sides auxiliary roll, can drive the tank car shell autonomous overturn, and the convenient adjustment of tank car car body orientation, shorten the welding time, improve the welding efficiency.