54results about How to "Promise not to leave" patented technology

An automatic submerged arc welding machine for the inner circular seam of a boiler, including a welding trolley, a welding power source, an electric control box, a welding wire reel, a flux tray, a welding cable and a control cable, the welding trolley is put into the boiler cylinder, and the welding trolley includes a welding torch, a wire feeding machine, flux hopper, horizontal adjustment slider, longitudinal adjustment slider, welding seam tracking device and walking trolley; the welding wire reel, welding power supply and electric control box are placed on the ground outside the boiler shell, and the welding wire in the welding wire reel passes through the boiler drum The small hole on the head is guided into the wire straightening mechanism on the wire feeder; the welding power supply passes the welding wire through the small hole on the drum head to connect with the welding wire terminal board on the welding torch, and the electric control box passes the control wire Pass through the small hole on the head of the drum and connect with the welding trolley. The invention can solve the problem that the last inner circular seam of the boiler shell assembly cannot be automatically welded.

The invention discloses an independent suspension of a rail vehicle wheel and relates to a mechanical device used in the field of rail transportation. The independent suspension of the rail vehicle wheel comprises a frame, wherein the frame comprises a left-side frame and a right-side frame, the left-side frame and the right-side frame are provided with connecting portions, each connecting portion is divided into a first connecting portion and a second connecting portion, a frame rotating seat is arranged on a vehicle body, a frame rotating shaft is arranged on the frame rotating seat and is hinged to the first connecting portions and the second connecting portions respectively, an elastic part is connected to the frame, and the other end of the elastic part is connected to the frame rotating seat. The independent suspension of the rail vehicle wheel absorbs and weakens shaking and jolting caused by an uneven track during locomotive operation to the most degree and improves the stability and comfort during locomotive operation.

The invention discloses a honeysuckle seed pretreatment device, which comprises a housing, a slider is slidably connected to the housing, closed material barrels are fixed on the slider, a piston press head is arranged over the material barrels, the piston press head is connected to a driving mechanism, feed barrels are arranged over the material barrels, squeezing air bags are arranged in the feed barrels, an air pump is fixed on the housng, the air pump communicates with a main, the air pump communicates with each squeezing air bag via the main, an intermittent mechanism is arranged on the main, a branch pipeline communicates between the air pump and the intermittent mechanism, the branch pipeline is provided with a delay limit mechanism, and a first spring is connected between the slider and the housing. Compared with the prior art, through the arrangement of the squeezing air bags, the material barrels, the piston press head, the intermittent mechanism and the delay limit mechanism, during seeding, the solution not only can increase the water absorption efficiency of seeds and the germination rate, but also can protect seed embryos, ensuring that the seeds can successfully germinate.

The invention discloses an electric bicycle umbrella comprising a supporting rod and a foldable umbrella, wherein the supporting rod comprises a horizontal section and a vertical section which are connected in a circular arc mode; the lower end of the vertical section is fixed on the steel tube handle of the electric bicycle, the umbrella rod of the foldable umbrella is fixed on the end of the horizontal section of the supporting rod, and an included angle of the horizontal section and the vertical section of the supporting rod is 75-85 degrees; the horizontal section is parallel to the line of two rearview mirrors on the upper part of an instrument panel; the lower end of the vertical section is an arc-shaped tile of which one side is provided with an arc-shaped piece matched with the arc-shaped tile; and an included angle between the central line of a cylinder combined by the arc-shaped tile and the arc-shaped piece and the horizontal section of the supporting rod is 20-30 degrees. The invention has the advantages of simple structure and high strength, is convenient in installation, is safe to use, is firm and durable and is convenient to carry and store; all parts and the dip angle of the umbrella rod can be regulated; an umbrella bead and an umbrella cover are tightly sewn, and the umbrella bead has small possibility of scraping people; the umbrella cover is freely folded and unfolded, a lengthening skeleton is raised to prevent a person sitting on the back seat from knocking the head; and the umbrella bead does not separate from the cover skeleton.

The invention relates to the field of petroleum and natural gas exploration and provides a drilling method and system. The drilling method comprises the steps that based on the analysis of the lithologic characters and the electric characteristics of a reservoir of a target stratum, forewarning control points are arranged in the track of a drill bit aiming at the reservoir; on the basis of seismicinterpretation data and a geological model, structure interpretation comparison is conducted on the target stratum, and the structure form and the excellent shale distribution characteristics are analyzed so as to determine the vertical depth and coordinates of an A target point; the position of the drill bit in the vertical direction is judged through while-drilling natural gamma measurement andspecial logging real-time data, the stratum dip angle is calculated, and the strike of a stratum near the drill bit is predicted; according to the stratum dip angle, the drill bit is controlled to land at the A target point; according to the actual landing mode of the drill bit at the A target point, the track control scheme of the drill bit at the time of entering the horizontal section is selected; and through the while-drilling natural gamma measurement and logging real-time data and according to the gamma values of the forewarning control points, the track of the drill bit on the horizontal section is controlled.

The invention discloses a fully-automatic assembly system which comprises a middle frame lifting table. The middle frame lifting table comprises a bottom plate A, a bottom plate B, a guide rod A, a driving part A, a transition plate, side plates, a guide rod B, a middle frame placing plate and a driving part B, one end of the guide rod A is fixedly connected with the bottom plate A, the other endof the guide rod A is fixedly connected with the bottom plate B, the driving part A is fixed onto the bottom plate A and connected with the transition plate in a driving manner, two opposite sides ofthe transition plate are fixedly connected with the side plates, the driving part B is connected with the middle frame placing plate in a driving manner and drives the middle frame placing plate to rise, so that a carrying manipulator grabs a middle frame, the driving part A drives the side plates to rise when the middle frame is taken out by the carrying manipulator, so that the side plates serveas fences, and a tray of the middle frame cannot be separated from a lifting table of a rail when being discharged.

The invention discloses a demoulding device for lift-sub type packaging of batteries. The demoulding device comprises a mould cavity (2) arranged on a first conveyor, a second conveyor and a support (3). The mould cavity (2) is a through hole. A demoulding air cylinder (4), a lifting air cylinder (5) and a conveying air cylinder (6) are mounted on the support (3). The demoulding air cylinder (4) is used for ejecting plastic bubbles (1) to be loosened from the mould cavity (2). The lifting air cylinder (5) is used for taking the plastic bubbles (1) out of the mould cavity (2). The conveying air cylinder (6) is used for conveying the plastic bubbles (1) to the second conveyor. A piston rod of the demoulding air cylinder (4) is positioned below a demoulding station of the first conveyor. An air cylinder wall of the lifting air cylinder (5) is fixed on a movable piece of the conveying air cylinder (6). A piston rod of the lifting air cylinder (5) is provided with a suction nozzle (7) which is positioned above the demoulding station of the first conveyor. With the demoulding device, speed is increased, working efficiency is improved, labor intensity is reduced, labor cost is saved, and the plastic bubbles (1) are prevented from being separated from a lift sub.

The invention discloses a processing device applied to honeysuckle planting. The processing device comprises a frame, wherein a soaking cylinder is fixed on the frame and is filled with a soak solution; the frame is rotationally connected with an air cylinder, and a driving rod is fixedly connected to a piston rod of the air cylinder; a striking mechanism for striking seeds is fixed on the driving rod, and a rotating table is arranged beneath the driving rod; the bottom end of the rotating table is provided with a mixing mechanism for mixing the soak solution. Compared with the prior art, the processing device has the advantages that the seeds can be struck, soaked and mixed under the cooperation of the striking mechanism and the mixing mechanism since the seeds are placed in the soak solution and the driving rod is rotated, so that the seed shells are more completely softened and not isolated from seed embryos; when seeds are sowed, the water absorbing efficiency of seeds is improved, the germination rate is improved, the seed embryos are protected, and the smooth germination of the seeds is guaranteed.

The invention discloses emergency protection equipment for a connecting circuit of an extension socket. A protective box is included, a clamping cavity is arranged in the protection box, and a clamping mechanism is arranged in the clamping cavity. The clamping mechanism comprises a threaded shaft rotatably arranged on a lower end wall of the clamping cavity. The threaded shaft is in threaded connection with two clamping plates. Four placement cavities penetrating through upper end surfaces and lower end surfaces of the clamping plates are arranged in the clamping plates; a rotating shaft is rotatably arranged between front and rear end walls of the placement cavities; and a clamping wheel is fixedly arranged on the rotating shaft. The equipment can be used for placing the extension socket.For a circuit connected to the extension socket, a plug on the extension socket can be ensured not to be separated, a connection circuit is ensured not to be powered off, a certain buffer effect canbe achieved when a person pulls an electric wire by mistake, the electric wire is prevented from pulling a connected electric appliance, and a possibility of accidental damage of the electric appliance is reduced so that comprehensive circuit emergency protection is realized, and the equipment can be automatically adjusted according to different extension sockets and is relatively high in practicability.

The invention provides a hook type connecting part and a vehicle seat, and belongs to the field of vehicles. The hook type connecting part comprises a root part, wherein one end of the root part is connected with a target connecting surface; one end of the guiding part is connected with the end, away from the target connecting face, of the root part, a first preset gap is formed between the bottom of the connecting position of the root part and the guiding part and the top face of the connecting side part, and the guiding part obliquely extends in the preset direction so that the end, away from the root part, of the guiding part can be higher than the top face of the connecting side part; and the hook type connecting part is configured to enable the bottom surface of the guide part to abut against the top surface of the connecting side part when the root part is subjected to obliquely downward pulling force, and enable the guide part to generate deformation of overturning towards the direction close to the root part around an abutting point between the guide part and the top surface of the connecting side part. According to the hook type connecting part and the vehicle seat, the use experience of a user can be improved on the premise that the connecting strength is guaranteed.

The invention discloses a slide rail support base and a long-span structure system including the slide rail support base. The slide rail support base comprises an upper sliding rail, a lower sliding rail and a middle rotating support base; the middle rotating support base comprises an upper part of support base and a lower part of support base in rotatable connection with each other; the upper part of support base is in sliding connection with the upper sliding rail; the lower part of support base is in sliding connection with the lower sliding rail; length of the upper sliding rail is more than width; length of the lower sliding rail is more than width. Through such an arrangement, the limitation to displacement direction, displacement volume and stress of the traditional support base canbe overcome, height and width of support base can be adjusted according to requirements, stress is reasonable, processing is convenient and the slide rail support base can adapt to complex stressingconditions and can meet the requirements of architectural modeling.

The present application relates to a control method, device and storage medium for photovoltaic cleaning equipment, belonging to the technical field of automatic control. The method includes: determining the actual moving distance based on the actual moving speed and the actual moving duration of the current cleaning of the photovoltaic cleaning equipment; obtaining the actual array length of the photovoltaic modules; comparing the actual moving distance with the actual array length to obtain a comparison result; based on the comparison result Determine the working mode of the photovoltaic cleaning equipment; when the sensor fails or the anti-collision bar fails, the photovoltaic cleaning equipment cannot judge the edge and causes the photovoltaic cleaning equipment to fall from the photovoltaic module. The required value is compared; when the current remaining power is less than the minimum required value of the power, the cleaning task is not performed, which can prevent the photovoltaic cleaning equipment from stopping on the photovoltaic modules due to insufficient power, resulting in hot spot effects, which can improve the work safety and intelligence of photovoltaic cleaning equipment degree of transformation.

The invention discloses multifunctional nunchakus. The multifunctional nunchakus comprise a stick body A and a stick body B which are connected via a connecting chain. The inner diameter of the stick A is matched with the outer diameter of the stick body B. A lighting lamp is arranged at the outer end of the stick body B. A storage battery, a control circuit and a generator are arranged in the stick body B and close to the end provided with the lighting lamp. The generator, the lighting lamp and the storage battery are respectively connected with the control circuit. Two ends of the connecting chain penetrate through the stick body A and the stick body B and respectively connected with the outer end of the stick body A and an input shaft of the generator in the stick body B. By holding the stick body B to swing the stick body A to circularly rotates around the stick body B, the connecting chain is enabled to drive the generator to rotate so as to charge the storage battery, the storage battery supplies power to the lighting lamp so that the nunchakus can be used as a torch, and the multifunctional nunchakus is energy-saving, environmental-friendly and particularly applicable to defending and lighting in outdoors.