46results about How to "Tight rhythm" patented technology

The invention relates to the technical field of charging doors of electric vehicles, and aims to solve the problem that the existing charging interface of the electric vehicle occupies a large surfacearea of a vehicle body and has poor protection performance. To this end, the invention provides a convertible charging interface component and an electric vehicle. The charging structure component comprises: an insertion inlet; a rotating member at least comprising a first charging socket and a second charging socket; and a driving member connected to the rotating member for driving the rotatingmember to rotate; the rotating member is configured to selectively align the insertion inlet with the first charging socket or the second charging socket under the action of the driving member, so asto form a charging interface. The charging interface component provided by the invention occupies a small surface of the vehicle body, is convenient to operate, reduces the probability of contact withexternal rain, dust and hard objects, helps to reduce the cost of users.

The invention discloses a smoke alarm, which comprises a body and a launching cavity with an upward opening, wherein the launching cavity is formed in the body, a smoke bomb combustion shell body is arranged in the launching cavity, the central position of the inner wall of the smoke bomb combustion shell body is fixedly connected with an ignition block cooperatively, the smoke bomb combustion shell body is filled with smoke ammunition, and a slidable smoke bomb device is arranged in the smoke bomb combustion shell body. According to the smoke alarm, the energy generated after the combustion of the smoke ammunition sends the smoke bomb device into the air, a trigger movable assembly is designed at first, thus the smoke bomb can be launched simply and conveniently, the smoke bomb device isdesigned at the same time, an inflatable activating assembly, a balloon inflatable assembly, a piston driving assembly and an inspiration assembly are designed in the smoke bomb device, a balloon marked with an SOS distress signal can be automatically inflated, and the smoke alarm is simple in structure and convenient to operate.

The invention relates to a high-precision flow metering mechanism, and belongs to a fuel metering device of a fuel control system. The mechanism comprises a valve element, a bushing, a housing and anangular displacement measuring assembly. The angular displacement measuring assembly comprises a first sector gear, a second sector gear, a spring, an angular displacement sensor and a rotating shaft.According to the high-precision flow metering mechanism, the axial position size of a metering valve assembly can be maximally improved, position signals of the valve element can be transmitted withhigh precision, and meanwhile the angular displacement sensor can be used as a sensing element for receiving and transmitting the position signals of the valve element.

An oil sucker rod intelligent manufacturing production line comprises a feeding bin, a first stepping push device, a first angular positioning device, a first transferring device, an axial operation device, a second angular positioning device, a second stepping push device, a second transferring device and a discharging bin arranged in sequence in the workpiece operating direction; the outer sideof the first transferring device and the outer side of the second transferring device are both provided with machine tools; the first stepping push device pushes workpieces on the feeding bin, the first angular positioning device and the first transferring device forwards in sequence; and the second stepping push device pushes the workpieces on the axial operation device, the second angular positioning device, the second transferring device and the discharging bin forwards. According to the production line, the problems that conveying, clamping and positioning are difficult in the machining process of long and thin oil sucker rods are solved, intelligent automatic production of external threads of two ends of an oil sucker rod is achieved, the workpiece transferring stability is ensured, the paces are intense, the production efficiency is high, and the production cost is reduced.

The invention relates to a method of prolonging the service life of an oxygen lance of a converter. The method comprises the following steps: carrying out treatment on bottom end surface of a spray head of the oxygen lance and treatment on side wall of an oxygen lance body, coating a high-temperature-resistant antioxidant coating to the bottom end surface of the spray head of the oxygen lance, carrying out induction heating or flame heating treatment on the end surface, spraying a first layer with a coal gas type flame high pressure spray gun, and spraying a second layer with an oxygen-acetylene flame high pressure spray gun; derusting the side wall of the gun body to a range 2-10 m far from the bottom end surface by taking the bottom end surface of the spray head of the oxygen lance as the starting point, and then smearing a coating; and spraying boron nitride powder to the coating by using the oxygen-acetylene flame high pressure spray gun. The method has the advantages that the service life of the oxygen lance is prolonged, and the labor intensity of workers is alleviated to a great extent; the deslagging treatment time as slag is attached to the oxygen lance is saved, the blowing rhythm is more compact, the effective operating efficiency of the converter is increased, and the output of steel is improved.

The invention relates to a segmented outward stretching clamp which comprises a plurality of segments of outward stretching mechanisms, a telescopic cylinder and an installation base. The segmented outward stretching clamp has the advantages of compact rhythm and small size, can be embedded into articles to pick up the articles and can pick up the articles in a larger size range, and the time forreplacing clamps is reduced.

The invention discloses an intelligent repulping and feeding linked system in the pulp molded pulping process, and particularly relates to the technical field of molded pulping. The intelligent repulping and feeding linked system in the pulp molded pulping process comprises a feeding control cabinet and a pulping control computer, and the feeding control cabinet is in remote connection with the pulping control computer through a wireless communication module. Through the wireless communication module, the pulping control computer edits work commands through a command generator, and a control module intelligently controls an apron conveyer and a pulper to work; and pulping work automatically operates through a pressure transmitter and a timing unit, and the pressure transmitter and the timing unit send sensing information to the control module for analysis process; the control module controls the apron conveyer, the pulper, a water supplement pneumatic value, a discharging electromagnetic value and a motor to work, intelligent repulping can be achieved, manual feeding is replaced, the safety factor is high, intelligent repulping and intelligent feeding linked control are achieved, repulping and feeding process connects tightly, the production efficiency is extremely high, large-scale production can be met, and continuous slurry supply is provided.

The invention relates to a multi-station compressor shell ring welding machine. The multi-station compressor shell ring welding machine comprises a rack and further comprises a feeding conveying line,a taking mechanical arm, a multi-station positioning disc and a welding mechanical arm which are installed on the rack; the multi-station positioning disc comprises a rotating base and a rotating disc arranged on the rotating base, the rotating disc is provided with a plurality of rotary ventilation electric conduction bases, a positioning clamp is installed at the top end of each rotary ventilation electric conduction base, and to-be-welded workpieces are placed into the positioning clamps through the taking mechanical arm to be fixed; and a jacking rotation mechanism is arranged below the rotating disc and is in butt joint with the rotary ventilation electric conduction bases to drive the rotary ventilation electric conduction bases to rotate. The multi-station compressor shell ring welding machine has the beneficial effects that assembly line type production is achieved, the rhythm is compact, and the production efficiency is high. The unique multi-station positioning disc structure is adopted, while compressor shell rotary welding is carried out, air guide and electricity conduction are achieved, a compressor shell can achieve autologous rotary welding, and the welding effectis guaranteed.

The invention discloses a dedicated quenching device of a steel plate spring, and belongs to the field of heat treatment quenching cooling equipment of steel plate springs. According to a whole quenching and cooling dedicated device designed by an inventor, quenching cooling temperature is controlled through a numeric terminal, the cooling curve approaching to the design technology is achieved, the ideal material structure and the ideal performance can be obtained, and the finished product quality of the steel plate spring is greatly improved. The dedicated quenching device can be suitable for small-batch multispecies steel plate spring heat treatment, the production rhythm is rapid, the device is compact in rhythm, and energy consumption losses are small.

The invention discloses wind driven generator braking equipment. The equipment comprises a drum brake and a drum brake cavity formed in the drum brake. A body is arranged in the drum brake cavity, andinternally provided with a braking trigger cavity. A center threaded rod extending front and back is arranged in the braking trigger cavity and connected with a push block in a screw thread fit mode.The push block is connected with a lifting block in an abutting mode. The lifting block is connected with a lifting rod in a stationary fit mode. A gear and rack engaging cavity is formed above the braking trigger cavity. The invention aims at designing a device capable of performing braking on a wind driven generator when the rotating speed of the wind driven generator reaches a certain value soas to reduce the speed of the wind driven generator device.

The invention discloses a 3D type soft heat preservation floor and a manufacturing process thereof, and belongs to the technical field of plate processing. The 3D type soft heat preservation floor comprises a balance layer, a soft base plate, a cloth fiber layer, a heat preservation rock wool layer and a 3D visual effect layer which are distributed in a stacked mode from bottom to top. When the structure of the floor is distributed in a stacked mode, the cloth fiber layer can be impregnated in glue, thus horizontal friction force between the soft base plate and the heat preservation rock woollayer is improved, meanwhile, the soft base plate and the heat preservation rock wool layer are firmly bonded in the vertical direction, the stacked buffering capacity and foot feeling of the soft base plate and the heat preservation rock wool layer are relatively good, and when objects such as cups, mobile phones and tablet personal computers fall on the floor, breakage is avoided. The balance layer is mainly used for preventing water and moisture in the cement floor from corroding the interior of the soft heat preservation floor, and meanwhile the effect of protecting the internal stress balance of the floor is achieved. The problems that an existing composite wood floor is high in production cost, the phenomena of glue failure and deformation are likely to happen, impact resistance is poor, and the visual effect is single are solved.

The invention discloses an elastic locking device for turbofan engine rotor disassembling, and belongs to the field of large turbofan engine compressor assembling. The device comprises a rotary handle, a supporting rod, a plurality of elastic locking components and a plurality of extrusion components, wherein the rotary handle is provided with a threaded hole, the first end of the supporting rod is provided with an external thread matched with the threaded hole, the supporting rod is sleeved with a spacing bush, and the first end of the spacing bush is close to the rotary handle; and the supporting rod is sleeved with the elastic locking components, the elastic locking components are sequentially arranged at intervals in the direction from the second end of the supporting rod to the firstend of the supporting rod to form elastic locking units, the tail ends of the elastic locking units abut against the tail end of the spacing bush, and the extrusion components are further arranged between the elastic locking units and the supporting rod in a sleeved mode and are sequentially and tightly connected. According to the device, the disassembling and assembling efficiency of an engine rotor can be effectively improved, the risk that parts, especially blades, are scratched due to collision is reduced, and the device is easy to operate, safe and effective.

The invention discloses a section type multifunctional expanding fixture. The fixture comprises multiple sections of expanding mechanisms, a telescopic air cylinder and an installing base. The expanding mechanisms comprise fixed expanding mechanisms and sliding expanding mechanisms; the sliding expanding mechanisms comprise sliding expanding fixtures and pushing air cylinders; the shapes of the contacting faces of the fixed expanding mechanisms are different from the shapes of the contacting faces of the sliding expanding mechanisms. The fixture has the advantages that the structure is compact, the size is small, an item can be picked by embedding the fixture into an item, the picking of more kinds of items with different shapes can be achieved, and the time of replacing the fixture is reduced.