60results about How to "Solve orientation problems" patented technology

A composite fibre based on carbon nanotubes is prepared through modifying the surface of carbon nanotube, polymerizing them with polymer monomer, trigger and assistant to obtain dope, and spinning. It has 3-20 CN/dtex break strength and 10 to the power (2-8) ohm.cm resistivity.

The invention provides a method and equipment for determining apparent dip angles of target layers of drill wells. The method includes acquiring layer velocity distribution of various layers according to drill well data and seismic data of the various drill wells; performing time-depth conversion on time-domain three-dimensional seismic data volumes by the aid of the acquired layer velocity distribution of the various layers to acquire depth-domain three-dimensional seismic data; capturing layer information of the target layers of the drill wells from the depth-domain three-dimensional data volumes; determining the apparent dip angles of the target layers of the drill wells on the basis of the layer information of the target layers of the drill wells. Each layer comprises a plurality of surface elements, and respective layer velocities of the various surface elements of the corresponding layers are indicated by the layer velocity distribution. The layer information of the target layers of the drill wells comprises horizontal coordinates and depth coordinates of common center points of the surface elements on the target layers of the drill wells. The method and the equipment have the advantage that the directional wells can be guided in thin reservoirs in regions with high, deep and complicated structures.

The invention discloses a multi-spherical array multiband sound source rapid orientation method, and belongs to the technical field of sound source orientation and detection. A frequency space domainmodel of a multi-spherical array sound field is established based on discrete Fourier transform; a spherical harmonic domain model of the multi-spherical array sound field is constructed based on spherical Fourier transform; the spherical harmonic coefficient corresponding to the maximum modal intensity of each spherical harmonic order is selected so as to obtain the spherical harmonic coefficientafter fusion of the multi-spherical array; the frequency-dependent component of the spherical harmonic coefficient is removed and the spherical Fourier transform component only including the angle-dependent component is obtained; the cross spectrum of the spherical Fourier transform component is constructed, the spherical Fourier transform component or the cross spectrum thereof are blocked and the estimation value of the propagator is obtained through combination of the linear regression method; an orthogonalized noise subspace is constructed based on the estimation value of the propagator,and the spatial spectrum of the direction of arrival is obtained by using mutual orthogonalization of the signal and the noise; and the incident sound source direction is scanned, and the sound sourcedirection corresponding to the maximum peak in the spatial spectrum is the direction-of-arrival angle of the sound source.

A valveless single-cylinder low or middle wind pressure downhole air hammer comprises an outer sleeve with one end being a rear joint and the other end being a drill bit. A check valve is arranged in the outer sleeve and internally provided with a flexible spring. One end of an air distribution pole is provided with a radial hole and matched with a piston in which a central pore path is arranged. The central pore path is provided with an inner ring groove thereon. The lower part of the piston is provided with an upper air hole that is communicated with the inner ring groove through a slant hole, while the upper part thereof is provided with an air duct. One end of an upper slant hole is communicated with the air duct, while the other end thereof is matched with the radial hole. The piston is matched with the drill bit and a guide sleeve. A valve seat is provided with a locating device. The air hammer enlarges the effective working diameter of the cylinder body, causes the piston to obtain high impact energy, simplifies an air distribution path, reduces gas pressure loss, can be used under low or middle wind pressure to improve the down-the-hole rock drilling efficiency and reduce energy consumption. The locating device solves the locating and guiding problem of the air distribution pole, thus causing the hammer to operate with high efficiency and stability.

The invention provides a method of mechanical assembly of infusion needle, which comprises setting a predetermined inclined surface in the needle convey route to allow an inclined plane produced by grinding the needle tube tip substantially parallel to the plane of the needle base wing; conveying the needle tube to a preset position; vibrating to make the needle tube rotate; and positioning the needle tube by stopping rotation until the needle tip inclined plane engages with the predetermined inclined surface. The invention solves the problems of needle tube positioning and assembly, and integrates the processes of needle grinding, needle positioning, needle clamping, and needle insertion, thereby increasing the work efficiency greatly.

The invention discloses an automatic tank top balance air jacking method and a jacking device for an LNG storage tank. According to the method, a tank top is jacked to the top of the storage tank and is connected with a pressure bearing ring through air-blowing at the bottom of the storage tank. In the jacking process of the tank top, a steel wire rope transmission mechanism which does not need weights and is capable of automatically guiding and balancing the tank top is adopted, all sets of radial symmetrical points on the tank top can be located in a closed transmission loop and are restrained by one another, wherein the closed transmission loop is composed of a steel wire rope, a correspondingly-arranged pulley and a correspondingly-arranged pulley set. Thus, automatic balancing can be achieved, and the tank top can be simultaneously lifted and does not incline. The automatic tank top balance air jacking device is simple in structure and reasonable in design, and the balance weights do not need to be installed on the tank top; balancing and guiding of the storage tank in the air jacking process of the tank top can be achieved easily and conveniently, and stable and safe lifting of the tank top can be guaranteed.

Disclosed is a guide oil injection device of a steel wire rope of a haulage winch. The guide oil injection device comprises a base frame, wherein the base frame comprises stand columns, and the stand columns are correspondingly arranged in a left-and-right mode. Stretchy standing beams are connected with the stand columns in a vertical-stretchy mode, an axle and guide sliding rods are connected between the stretchy standing beams, the guide sliding rods are arranged above the axle, a guide moving rope wheel is in sliding connection to the axle in a left-and-right mode, and an oil injection device is in sliding connection with the guide sliding rods in a left-and-right mode. The oil injection device comprises an oil storage tank, an upward opening is formed in the oil storage tank, the opening in the oil storage tank is connected with an upper cover, an oil injection valve is connected inside the upper cover in a relative-rotating mode, the oil injection valve comprises a valve core, the bottom wall of the oil storage tank is in seal connection with an oil injection nozzle, the oil injection nozzle is provided with an oil injection hole, the lower end of the valve core corresponds to the oil injection hole, the left side and the right side of the lower face of the bottom wall of the oil storage tank are correspondingly and fixedly connected with clamping plates, the guide moving rope wheel is arranged between the left clamping plate and the right clamping plate, the oil injection hole is formed above the guide moving rope wheel, guide sliding rod holes are formed in the clamping plates, the guide sliding rods penetrate through the guide sliding rod holes, a beam is fixedly connected between the stand columns, and an oil collection disc is arranged on the beam.

The invention discloses a method for self assembling non-spherical polystyrene grains to form into a multihole and ordered structure, which comprises the following steps of: firstly preparing a core shell type solid crosslinked polystyrene microballoon with single dispersed cross linking degree which is more than 10%; putting the microballoon into organic solvent I with the parameter of solubility which is 8.0-9.5 to remove cores which are not be cross linked in a dissolving way; obtaining a hollow crosslinked polystyrene microballoon by means of solid-liquid separation; and dispersing the hollow crosslinked polystyrene microballoon in an organic solvent II which has the density ratio which is smaller than the organic solvent I and the boiling point which is smaller than 80 DEG C, and can plastify the polystyrene to form into suspending liquid, and dropping the suspending liquid on a substrate to dry at the constant temperature of 24-50 DEG C for 5-10h. The method solves the problem of the directed orientation of non-spherical grains in the current product, can complete the transformation from the hollow crosslinked polystyrene microballoon to the non-spherical grains, the self assembly of the grains and the directed orientation of the grains for once, can control the shapes of the grains according to the self-assembly temperature, and is a simple and effective method for preparing the multihole and ordered structure.

The invention discloses a device facilitating disassembly and assembly of a strut and an operation method thereof. The device comprises a workbench, a sliding seat, a driving assembly, a plurality ofclamps and a tail end traction mechanism. The operation method comprises a disassembly process and an assembly process. According to the device and the operation method, the problem that a mechanicalspring in the strut is inconvenient to disassemble and assemble freely can be solved, the safety problem in the disassembly and assembly processes can be guaranteed, the guide problem of a lead screwsleeve in the assembly process is solved, manual righting by operation personnel is not needed, and operation efficiency and safety are effectively guaranteed.

The invention discloses a shearing machine for oblique planes at the ends of packaging strips. The shearing machine comprises a worktable, a shearing unit, a guiding unit and a framework. The worktable is used for accommodating the packaging strips to be shorn, the shearing unit is used for shearing the packaging strips, the guiding unit is used for guiding cutters in the shearing unit, the framework is used for supporting and fixing the shearing unit, the guiding unit is arranged above the worktable, a conveying channel for conveying the packaging strips is arranged below the guiding unit, two cutter guiding grooves which are distributed along a packaging strip conveying direction are formed in the guiding unit, the two cutters which are respectively used for shearing the front ends and the tail ends of the packaging strips to form the oblique planes at the ends of the packaging strips are arranged in the shearing unit, are respectively arranged in the two cutter guiding grooves of the guiding unit and are respectively connected with two crank arms hinged onto the framework, and the crank arms are driven by cylinders to swing around hinged joints to drive the cutters to reciprocate along the cutter guiding grooves, so that the packaging strips which pass the conveying channel can be shorn. The shearing machine has the advantages that the shearing machine is reasonable in design and simple in structure, and can be operated easily and conveniently, the labor intensity of workers can be effectively reduced, and the production efficiency can be improved.

An automatic connection coupler for aerial rail vehicles comprises a coupler head, a coupler body, a coupler seat and a buffer device, the coupler head and the coupler body are connected together andlocated on the front end face of the coupler body, the coupler body is further installed on the coupler seat, and the coupler seat is further installed on the buffer device; the coupler head is a conical rod-shaped body with a notch in the head, and an automatic centering system is formed through cooperation of a cone and the notch; an automatic locking device and an automatic uncoupling system are arranged in the coupler body, and coupling or uncoupling of the coupler is conducted through the automatic locking device and the automatic uncoupling system; and the buffer device is a bidirectional buffering system, and the bidirectional buffering system absorbs impact force generated when the coupler is coupled and controls the position of the coupler. The coupler head, the coupler body, thecoupler seat and the buffer device are combined to form the coupler with automatic centering reset, automatic coupling/uncoupling, bidirectional buffer and automatic strong and weak electricity connection, so connection of aerial rail vehicles is achieved, manual operation is not needed, and trailer connection and automatic uncoupling are automatically achieved.

The invention relates to a guider of independent wheel, on two-axle steering support hinge vehicle, wherein it is formed by guide arm, front vehicle connecting rod, front wheel connecting rod, back vehicle connecting rod, and back wheel connecting rod; one end of front vehicle connecting rod and the front wheel connecting rod are hinged at one side of middle point of guide arm, while one end of back vehicle connecting rod and the back wheel connecting rod are hinged at another side of middle point of guide arm; the middle point of guide arm is O; the hinge point between front vehicle connecting rod and guide arm is S; the hinge point of front wheel with the connecting rod and guide arm is C; the hinge point of back wheel with the connecting rod and guide arm is B; the hinge point between back vehicle connecting rod and guide arm A; its guide increment factor is eta=OB/OA=OC/OD=b/l, while b means half axial distance between the front and back wheels of steering support, I means half distance of vehicles. The invention can make independent wheel force the front and back wheels of steering support into radial position of curvature track.

The invention discloses an orientation cover pressing method, which includes the following steps: (1) detecting the direction of a bottle body on a first poking wheel through a first visual inspectionunit; (2) detecting the direction of a cover body on a second poking wheel through a second visual inspection unit; (3) enabling the first poking wheel to feed the bottle body into a third poking wheel, and enabling the second poking wheel to feed the cover body into a cover pressing component on the third poking wheel; (4) feeding first data fed back by the first visual inspection unit and second data fed back by the second visual inspection unit to a control unit for comparative analysis, and then controlling the cover pressing component to drive the cover body to rotate by a set angle; and(5) enabling the cover pressing component to drive the cover body to descend for press fitting with the bottle body. The orientation cover pressing method provided by the invention solves the orientation problem between the cover body and the bottle body during cover pressing through rotating the cover body to adjust the direction of the cover body before cover pressing, so that the cover body direction and the bottle body direction have higher consistency, and the use requirements of customers are met.

The invention relates to a clutch structure for electric hammers. The clutch structure comprises a crankshaft, a clutch gear, a clutch, guide keys and a support gasket. Key grooves are formed in the crankshaft, the guide keys are fixedly mounted in the key grooves, the clutch gear sleeves the crankshaft, one end of the clutch gear is butted to a shaft shoulder of the crankshaft, the support gasketis mounted between the other end of the clutch gear and the guide keys, two sides of the support gasket cling to the clutch gear and the guide keys, the clutch sleeves the guide keys and can slide along the guide keys, a meshing structure is arranged between the clutch and the clutch gear, and the clutch is connected with the clutch gear when sliding toward the clutch gear, and is separated fromthe clutch gear when sliding towards the other side. The clutch structure for the electric hammers has the advantages that chiseling functional clutch can be carried out by the clutch structure, the clutch structure is compact, the overall volumes of the electric hammers can be diminished, and stress conditions of serrated shafts of motors can be improved.

The invention discloses a multi-surface container steering device which comprises a support, a first shaft capable of rotating around the axis of itself and arranged in the support, a poking wheel fixedly arranged on the first shaft and a cam fixedly arranged on the support. A cam curve groove is formed in the side surface, facing the poking wheel, of the cam. The device further comprises a firstconnecting assembly connected to the poking wheel, a second shaft capable of rotating around the axis of itself and arranged in the first connecting assembly in a penetrating mode, a second connectingassembly connected to one end of the second shaft, used for bearing a multi-surface container and used for abutting against at least one side surface of the multi-surface container, and a third connecting assembly connected to the other end of the second shaft and partially stretching into the cam curve groove. The third connecting assembly is used for moving in the cam curve groove along with rotation of the second shaft in the axis direction of the first shaft so as to drive the second shaft to rotate in the axis direction of the second shaft. According to the multi-surface container steering device, the problem of orientation of the multi-surface container before filling is effectively solved.

The invention discloses a manufacturing method of a long-service-life steel flowing groove. The manufacturing method comprises the following steps: mixing 95-99wt% of siliceous castable and 1-5wt% ofa high-temperature binder in a mixer; then adding water which accounts for 6-10wt% of the mass of the refractory castable raw materials, and continuously mixing for about 5-10min; and finally, addinga mixture of stainless steel fibers (accounting for 80-90wt% of the weight of the stainless steel fibers) with the specification of (20-25) mm * (0.4-0.7) mm and stainless steel fibers with the specification of (25-35) mm * (0.8-1.2) mm, mixing for about 5-10 minutes, stopping mixing, and discharging for later use; and then forming and sequentially carrying out normal-temperature drying treatmentand heating drying treatment to obtain a finished product of the steel flowing groove. The invention further discloses thelong-service-life steel flowing groove and a die for preparing the long-service-life steel flowing groove.

The invention belongs to the technical field of high-speed rail four-electric engineering construction, and particularly relates to a pay-off arm for high-speed rail cable laying. Compared with the prior art, a first basic arm, a second basic arm, a third basic arm, a first telescopic arm, a second telescopic arm and a third telescopic arm respectively form three telescopic arm bodies, the three telescopic arm bodies form a parallelogram connecting rod structure, the shape of a parallelogram is changed through stretching and retracting of an oil cylinder, and then the height of a tail end guide mechanism is changed; and in the lifting process, the tail end cable guide mechanism is always parallel to a vehicle body, the problem of guiding a cable extending out of the vehicle body in the cable mechanical laying process is solved, the ground clearance of the cable is adjusted according to the line height exceeding condition, various different types of guide mechanisms can be connected, the field operation requirement is better met, the effect of operators is replaced, and the construction efficiency of mechanical laying of the cable is effectively improved.

A prestressed steel bar tensioning equipment comprises embedded seats, anchor seats, a driving mechanism, a tensioning plate and a synchronous control system, the two embedded seats are embedded underground on the two sides of a bench formwork respectively, the two anchor seats are fixed to the two embedded seats respectively, the tensioning plate comprises a first end and a second end, and the driving mechanism comprises a driving station, a first telescopic piece and a second telescopic piece. A driving piece is connected with the first telescopic piece and the second telescopic piece, the telescopic ends of the first telescopic piece and the second telescopic piece are connected with the first end of the tensioning plate, and the second end of the tensioning plate is in butt joint with the adjacent anchor seat. The synchronous control system comprises sensors and a controller which are electrically connected, the two sensors are arranged in the first telescopic piece and the second telescopic piece respectively and used for detecting telescopic displacement data of the first telescopic piece and the second telescopic piece in real time, and the controller is used for receiving detection data of the sensors and controlling operation of the driving mechanism. According to the prestressed steel bar tensioning equipment, it can be guaranteed that two oil cylinders work synchronously, tensioning displacement can be accurately guaranteed, and intelligent control can be achieved.