279results about How to "No wearing parts" patented technology

The invention discloses an HY type dry distillation furnace which is characterized by comprising a plurality of dry distillation subunits, wherein each dry distillation subunit comprises a charging device, an oil gas discharge device, a dry distillation device, a heating device and a coke discharge device; materials are subjected to dry distillation by using a combined radiation heat exchange and convection heat exchange mode in the furnace; gas generated in a dry distillation process is used as a dry distillation heat source, and the dry distillation heat can be self-balanced; the materials are directly heated by virtue of radiation of a furnace wall of a combustion chamber, and a heat carrier does not need to be subjected to secondary heating and long-distance conveying; a dry distillation gas outputting device is arranged in the furnace, so that the gas in the furnace flows smoothly; coke is discharged by a dry method. The dry distillation furnace is high in heat utilization efficiency, low in outlet gas quantity, low in water consumption, high in oil yield and large in daily treatment capacity capable of being more than 6,000 tons, and is suitable for low and medium-temperature dry distillation of the materials such as oil sand, oil shale, coal and the like, and suitable for oil refining and dry distillation of large particle materials and small particle materials of less than 15mm.

The invention discloses an actuating tower type pumping unit of a low-velocity big-torque special-shaped motor, which is characterized by comprising a tower cylinder fixed on a cement basement, a digital intelligent control cabinet, a special-shaped motor on the top platform of the tower cylinder, a load hoisting belt wound round the roller of the special-shaped motor, and a balance box connected with the load hoisting belt. One end of the load hoisting belt is fixedly provided with a hanging rope or a hanging unit, while the other end of the load hoisting belt is connected with the balance box. The load hoisting belt is driven by the special-shaped motor to transmit torque forwardly and reversely. The rotating speed, the steering and the torque of the special-shaped motor are regulated and controlled by the digital intelligent control cabinet. The forward and reverse rotation of the special-shaped motor is converted to the reciprocating linear motion of a sucker rod so as to realize the oil pumping cycle of the pumping unit. The pumping unit is simple in structure and the intelligent controller thereof can be controlled automatically, manually or remotely. Thus, the perfect combination of high intelligence and fool-style operation is realized. The pumping unit is only provided with two lubricating points and can be operated for years without being lubricated. No easily damaged part is adopted by the whole pumping unit, while the pumping unit is time-saving and labor-saving in transportation, installation, use and maintenance.

The invention discloses a casing body connection device for a bored pile, which comprises sleeve rings arranged at the lower ends of a driving casing and pile casings; the lower end of the driving casing is connected with the upper end of a top pile casing through the corresponding sleeve ring; the other pile casings are sequentially and vertically connected through the corresponding sleeve rings; the inner diameters of the sleeve rings fit with the outer diameters of the driving casing and the pile casings; each sleeve ring is connected with the upper end opening of the next section of pile casing through a fastening piece; four n-shaped tri-folded clamping slots are uniformly formed in the inner peripheral surface corner of the sleeve ring; four square arc-shaped clamping blocks of which the thickness fits with the depth of the clamping slots are uniformly arranged on the outer peripheral surface corner of each pile casing in positions under the upper end opening of the pile casing; four locking openings are uniformly distributed between each four contiguous clamping blocks; the axial length of each clamping block is a little smaller than the axial width of an arc-shaped slot; the peripheral length of each clamping block is a littler smaller than the peripheral width of two vertical slots; and four screw holes are uniformly formed in the corners of the long vertical slots in the wall of the sleeve ring. The casing body connection device for the bored pile has the advantages of simplicity in structure, reliability in connection, outstanding sealing performance of the connector, no easily-damaged part, high detaching and connection efficiency and more ideal using effect.

The present invention discloses a multifunctional engineering installation vehicle used for engineering construction, which comprises a vehicular support frame, a walking and the like. In the vehicle as a gantry supporting frame structure, a extensible guide supporting frame for X axial movement is connected forwards with a Z axial direction tunable movable lift hook; at the C axial movement extensible guide supporting frame, there is an outside force acting at the Z axial direction, which can be a pull force of a armored rope or a cylinder rod clean and jerk force of the hydraulic cylinder and used for pushing the X axial movement extensible guide supporting frame for a vertical motion; a lifting platform is installed at the vehicle roof to execute pipe laying pipe laying, anti-corrosion, heat preservation, laying and maintenance of cable rope and crane span structure, and the like; the Z axial direction tunable movable lift hook inside the vehicle is used for lifting and loading articles of merchandise to realize installation of equipments; a labor saving and quick-releasing pipeline frame is allocated for carriage of pipelines; a ground tray is allocated, which is used for lifting, loading and transporting large and heavy workpieces. The multifunctional engineering vehicle is a powerful machinery for constructions, and the plurality of functions mentioned above greatly improves the installation quality, saves 2 times for the human energy and improves the work efficiency more than 10 times.

The invention discloses a gas-liquid two-phase flux measurement method and a gas-liquid two-phase flux measurement device of natural gas and condensate gas or water. The gas-liquid two-phase flux measurement device of the natural gas and the condensate gas or water comprises a U-shaped pipe, a needle valve, a temperature transducer and a pressure transducer, wherein a conversed U-shaped pipe is arranged behind the U-shaped pipe, a first flowing rectifier and a first Venturi tube are installed on the conversed U-shaped pipe, a first differential pressure transducer is installed on the first Venturi tube, a second flow rectifier and a second Venturi tube are installed behind the conversed U-shaped pipe, the temperature transducer, the pressure transducer, the first differential pressure transducer and the second differential pressure transducer are respectively connected with a single chip computer which collects information sent by all parts, then calculates flux of the natural gas and condensate oil or condensate water, and is finally communicated with a remote data platform through a wireless data transmission module. The gas-liquid two-phase flux measurement method and the gas-liquid two-phase flux measurement device of the natural gas and the condensate gas or water has the advantages of being capable of effectively solving the problem of measuring the flux of the natural gas mixed by the condensate oil, reasonable and scientific in measurement method, reliable in measurement device and high in measurement accuracy.

An address coding method for an intelligent feeder switch module in a power system includes: setting voltage range output by the address signal of modules in a switch module, dividing the voltage range into sections as many as the modules; allowing at least three AD (analog/digital) input acquisition ports of a single-chip microcomputer to respectively detect output voltage of each module address signal; and judging addresses of the modules by comparing the voltage with the set sections. Decimal coding allows reading and setting of module addresses to be visual and convenient, loss caused by address errors due to reading and setting is prevented, reliability is increased, wearing parts are omitted, and the module damage and misoperation are not easy to happen in use. In addition, production cost can be lowered, few hardware sources of the single-chip microcomputer are used, small circuit board area is occupied, and assembly is easier.

The invention discloses a flag signal identification method and apparatus based on a depth image. The method comprises the following steps: (10), according to a human body motion depth image, segmenting a human body from a background, gradually refining a human body area, and extracting a human body skeleton line; (20), based on an articulation point space relation human body model, describing a human body arm motion by use of the human body skeleton line; (30), according to an arm different space position and motion locus composed of three components including an upper arm, a forearm and a wrist, defining an arm gesture mode; and (40), through matching between the arm gesture mode and a predefined motion mode in a flag sign database, taking a predefined motion most similar to the arm gesture mode as a flag sign corresponding to the human body motion. The apparatus comprises a human body skeleton feature extraction unit, a human body motion describing unit, an arm gesture mode defining unit and a flag sign identification unit. The method and apparatus provided by the invention is less affected by environment factors and is good in real-time performance and high in identification rate.

The present invention relates to an automatic expansion device which is implanted in the human body, the present invention includes at least one liquid storage bag, an expansion body, a pump and guide pipes; the present invention is characterized in that: the liquid storage bag is communicated with one end of the pump by the guide pipe, the other end of the pump is communicated with the expansion body by the guide pipe; the present invention has the following advantages: 1) the present invention can solve the penile erectile dysfunction or solve the problem of small penis at the same time; 2) the usage is convenient, which can erect the penis at any time and any place and realize the automatic erection during the sexual intercourse and elimination automatically after the sexual intercourse; 3) the present invention has good concealed property, comfort and no obvious and visible characteristic; 4) various physiological indicators of the penis during the erection or the contraction process are the same with the normal people or better than the normal people; 5) the present invention is durable and has no wearing parts, which is maintenance-free for long-term; 6) the present invention is conductive to the maintenance and recovery of the normal functions of the human body, so the present invention is easier to be accepted by the patients.

The invention relates to a repeated locking and releasing mechanism of an on-orbit load module. The mechanism comprises a lead screw linkage mechanism, a transverse push block, a connecting rod, a longitudinal push block and a locking mechanism, the transverse push block is fixedly connected with the translation end of the lead screw linkage mechanism, and the longitudinal push block and the transverse push block are arranged in parallel; two ends of the connecting rod are rotationally connected with the longitudinal push block and the transverse push block respectively; a locking protrusion is arranged on the side, away from the transverse push block, of the longitudinal push block; a locking groove corresponding to the locking protrusion is formed in the locking mechanism, and the locking protrusion is matched with the locking groove; the transverse push block is driven by the translation end of the lead screw linkage mechanism to translate, and the longitudinal push block is pushedto move back to or towards the transverse push block through the connecting rod, so that the locking protrusion is clamped with or separated from the locking groove, and the locking mechanism is locked or released; after the module is locked in place, the self-locking mechanism has a self-locking capability and plays a role in locking and maintaining the module. Easily-damaged parts do not exist,and the service life can be prolonged.

The invention provides a heat accumulating type flue gas waste heat recovery device. The device consists of a heat accumulator and a heat exchanger, wherein the heat accumulator comprises a heat accumulator barrel and at least one heat accumulating body arranged in the middle or on the inner wall of the heat accumulator barrel, the front end of the heat accumulator barrel is provided with a flue gas inlet, and a rear end outlet of the heat accumulator is connected with the heat exchanger directly or by a flue; and a flue gas outlet is formed at the tail end of the heat exchanger. The heat accumulating body is made of a solid heat accumulation material or a phase-change heat accumulation material (PCM material). The heat accumulating type flue gas waste heat recovery device has the advantages of suppressing temperature fluctuation of flue gas removing, effectively increasing recovery rate of waste heat and improving waste heat output quality, reducing production energy consumption of enterprises to the maximum degree, and fully meeting flue gas waste heat recovery requirements of various industrial furnaces and industrial boilers.

The invention relates to a novel movable silo for dry-mixed mortar. The novel movable silo comprises a movable silo body which is provided with an air-blowing feeding structure, a discharging structure and an air outlet structure. The air-blowing feeding structure comprises a straight feeding pipe; one end of the straight feeding pipe is connected with a steering pipe connection assembly; the other end of the straight feeding pipe is connected with a bend feeding pipe; and the end of the bend feeding pipe is connected with a material guide pipe which is connected with a cage-shaped discharging pipe. The movable silo body comprises a silo cone; the discharging structure comprises a supporting part installed in the silo cone; a conical device is installed on the supporting part and connected with a vibration device which is connected to the side wall of the silo cone; and the conical device is connected with the cage-shaped discharging pipe. The air outlet structure comprises an air outlet pipe which penetrates through the interior of the movable silo body and is connected with a reducing valve. The novel movable silo is simple in structure, convenient to use, durable and convenient to operate, has no vulnerable part and has high practical value.

The invention discloses a buoyancy ascending-descending water decanter, which is mainly used for solving the problems of complex structure, easiness in damaging, inconvenience in installing and maintaining, high cost and the like existing in the conventional water decanter. The buoyancy ascending-descending water decanter comprises a water decanting groove, a main drain, a drain valve and a buoyancy ascending-descending mechanism, wherein water decanting groove is provided with a water decanting weir crest; the main drain is connected with the water decanting groove through a telescopic branch drain; the drain valve is arranged at the water outlet of the main drain; the buoyancy ascending-descending mechanism is used for driving the water decanting groove to ascend and descend through buoyancy, and comprises a buoyancy tank pond inside which a buoyancy tank floats; the buoyancy tank is fixedly connected with the water descanting groove through a bracket, and moves synchronously with the water descanting groove; and the bottom of the buoyancy tank pond is communicated with the main drain. On the basis of the structure, the invention further discloses an implementation method of the buoyancy ascending-descending water decanter. The buoyancy ascending-descending water decanter has the advantages of simple structure, no quick-wear part, high cost performance and suitability for popularizing and applying.

The invention relates to a controllable soft start electric drum, comprising a drum body, a left bearing pedestal, a right bearing pedestal and a brake arranged on the left bearing pedestal; the brake is provided with a dynamical friction plate, a static friction plate and an air sac; the air sac controls the contact pressure between the dynamical friction plate and the static friction plate through air inflation and air exhaust; a left flange and a right flange shaft are arranged in the drum body, an output gear ring is arranged between the left flange and the right flange shaft; a brake shaft is fixed at the center of the left flange, and the dynamical friction plate is fixed on the brake shaft; and the output gear ring is fixedly connected with the drum body. The invention has large power, simple structure, small volume, light weight, high efficiency and obvious effect, and can be widely applied to large-scale belt conveyor of ports, mines, metallurgy, electric power and other industries.

The invention provides a water-lubricating single screw compressor, belonging to a machine product. The single screw compressor comprises a screw and two star wheel mechanisms, wherein the screw and the two star wheel mechanisms are mutually meshed, and the two star wheel mechanisms are respectively arranged on the left and right sides of the screw in the opposite directions; cooling water is introduced into a compression cavity formed between the screw and the star wheel for cooling; the two ends of the shaft of the screw are provided with a plurality of reducing ring grooves; a plurality of labyrinth seal cavities are formed by matching the reducing ring grooves with a ring groove and a left bearing seat which correspond to a left sealing socket as well as a ring groove and a right bearing seat which correspond to a right sealing socket, and the seal cavities adjacent to the two ends of bearings are communicated with the outside; a plurality of through ports are formed at the lower part of the high-pressure end of an inner cylinder and are communicated with exhaust ports; a plurality of through ports are formed at the low-pressure end of the inner cylinder and are communicated with air inlets; the air inlets and the exhaust ports are formed at the top of a compressor body; and the axes of two water orifices formed at the top and bottom of the compressor body are vertical to the axis of the screw. The compressor provided by the invention has the advantages of compact structure, no vulnerable parts such as mechanical seals, sliding bearings and the like, long service life, low cost, high reliability and high efficiency, is easy to assemble and maintain and convenient for popularization, and utilizes water instead of oil so as to save resources.

The invention discloses a transmission mechanism for a tripe-perched vehicle. The transmission mechanism comprises a box body, an input shaft, an output shaft A, an output shaft B, an output shaft C, a straight-tooth cone gear DA, a straight-tooth cone gear EA, a straight-tooth cylindrical gear FA, a straight-tooth cone gear DB, a straight-tooth cone gear EB and a straight-tooth cylindrical gear FB, wherein the input shaft is linked with the output shaft A through the straight-tooth cone gear DA and the straight-tooth cone gear DB, linked with the output shaft B through the straight-tooth cone gear EA and the straight-tooth cone gear EB and linked with the output shaft C through the straight-tooth cylindrical gear FA and the straight-tooth cylindrical gear FB. Due to the transmission mechanism for the tripe-perched vehicle, which is consists of the input shaft, the three output shafts, two pairs of straight-tooth cone gears and a pair of straight-tooth cylindrical gears, an aim that the input shaft transmits the three output shafts in different directions according to different transmission ratios is realized; easily damaged pieces are not arranged in the whole mechanism; and the transmission mechanism has the advantages of high transmission efficiency, compact structure, high working reliability and long service life.

The invention discloses an electromagnetic pilot-operated type high pressure double-channel control valve which is hermetically assembled by three valve bodies sequentially. The left valve body is connected with an electromagnetic valve. Meanwhile, a work gas inlet, an atmosphere channel and a left high pressure gas chamber are further arranged. The left high pressure gas chamber is intermittently connected with the work gas inlet and the atmosphere channel through the electromagnetic valve, respectively. The middle valve body is provided with a gas inlet and a first gas outlet. The right valve body is provided with a second gas outlet and a right high pressure gas chamber. The middle valve body and the right valve body are provided with left and right stepped shaft valve cores which become thinner gradually from outside to inside. The small end faces of the left and right stepped shaft valve cores are contacted with a sealed sphere. The work gas inlet is communicated with the left and right high pressure gas chambers respectively through two channels. The high pressure gas entering from to the work gas inlet is normally open. The thrusts applied to the left and right stepped shaft valve cores are always different by controlling the valve core of the electromagnetic valve to push the sealed sphere left and right to switch connection between the gas inlet and the first gas outlet or between the gas inlet and the second gas outlet.

The invention comprises a main valve body, a water inlet, a water outlet and a valve body with an opening, wherein the valve body with the opening and the water inlet are provided with a valve formed by three valve plates which are closely connected; the upper parts of the valve plates are provided with seal pads, connecting bolt sleeves and main valve bodies, while the lower parts are provided with seal pads, valve bodies and filter screens; the middle valve plate is connected with a driven member and a switch piece; and during opening or closing, the switch piece, the driven member, a driven valve plate and the seal pads do not contact or generate friction so as to prevent the seal pads from being worn. By adopting the structure, the water tap can be instantaneously opened or closed through the switch piece so as not to cause resource waste, and has no wearing parts, thereby prolonging the service life.