92results about How to "Change the installation location" patented technology

The present invention provides a gearless drive mechanism, facilitating the connection between an output shaft of a continuously variable transmission and a rotating shaft of a driven body, and transmitting the rotating speed of the output shaft to the rotating shaft of the driven body with good accuracy. The gearless drive mechanism includes: an input shaft 4 rotating on receiving the driving force; an output shaft 5, one end of which is connected to the input shaft through a variable speed mechanism, the other end being projected from a casing; a first gear 42 disposed outside the casing 3 to be spline-coupled to the projecting part of the output shaft 5 and rotated in a body with the output shaft 5; and a second gear 44 rotatablely supported on the casing 3 through a support shaft 43 to mesh with the first gear 42.

The invention discloses a large-scale hanging type industrial fan. The large-scale hanging type industrial fan comprises a motor and a frame, wherein an output shaft of the motor is connected with a base plate, fan blades are arranged on the base plate, and the motor drives the base plate and the fan blades to run; the motor is fixed in the frame, and the output shaft of the motor penetrates through the bottom part of the frame and is connected with the base plate; a supporting frame is connected with the bottom part of the frame, and a through hole is formed in the bottom part of the supporting frame; and a base plate connecting end extends into the supporting frame from the through hole, and is provided with a chuck, the chuck is positioned in the supporting frame, and the diameter of the chuck is greater than that of the through hole. According to the large-scale hanging type industrial fan, an anti-falling safety mechanism is arranged on the connection part between the base plate and the motor, so that dangers caused by loosening of the base plate and the output shaft of the motor can be avoided; simultaneously, a novel hanging structure is adopted, so that the fan can be conveniently and quickly arranged on the top part of a factory building, the mounting position of the fan can be changed or the fan can be dismounted very easily; and the fan blades of the fan are provided with an anti-falling assembling mechanism, so that fan blade falling accidents can be effectively prevented. By adoption of a plurality of types of safety protection measures, the large-scale hanging type industrial fan can be operated safely and reliably.

The invention relates to a welding wire winding machine capable of automatically controlling lag angles. According to the technical scheme, a wire take-up mechanism and a wire arranging mechanism of the welding wire winding machine are arranged in parallel; a first variable-frequency motor (1) of the wire take-up mechanism and a shaft of a wire winding plate (12) of the wire take-up mechanism are connected; two guide rods (6) of the wire arranging mechanism penetrate through corresponding through holes of a mobile platform (7), and a left limit switch (2) and a right limit switch (11) are correspondingly installed at the parts, close to the two ends, of one guide rod (6); a screw rod (5) in threaded connection with the mobile platform (7) is connected to a shaft of a second variable-frequency motor (3), the mobile platform (7) is fixedly connected to the rear end of a swinging strip-shaped plate (9) through a supporting shaft (18), an angular displacement sensor (17) on the mobile platform (7) is fixedly connected to the swinging strip-shaped plate (9) through a connecting rod (16), and guide devices (8) are symmetrically installed at the two ends of the swinging strip-shaped plate (9). The welding wire winding machine has the advantages that error accumulation is small, the adaptation range of the diameters of welding wires is wide, the wire arranging stroke is easy to adjust and control over the lag angles is accurate.

The invention specifically relates to a hammer crusher with a screening structure, which belongs to the technical field of coal mine machinery. The hammer crusher is used for working face crossheading of an underground coal mine and comprises a bottom groove body, a crushing rack body, a drive unit, a hammer shaft assembly and a below-sieve conveying mechanism. Coal conveyed from the tail of a loading machine is conveyed to sieve meshes in the upper middle plate of the crusher through the scraper plate chain of the loading machine for screening; coal with a size smaller than the size of the sieve meshes falls down to the below-sieve conveying mechanism, is then transferred to a U-shaped port and enters coal flow on the scraper plate chain of the loading machine, which enables crushing of the coal when the coal passes through the hammerhead of the crusher to be avoided; coal with a size greater than the size of the sieve meshes is conveyed to the hammerhead of the crusher by the scraper plate chain of the loading machine for crushing, and coal which is crushed to a size smaller than the size of the sieve meshes falls down through the sieve meshes or is transferred by the scraper plate chain of the loading machine so as to prevent secondary crushing; coal with a size greater than the size of the sieve meshes is further crushed with the hammerhead of the crusher, and above-mentioned operation is repeated. The objective of the invention is to crush large coal transported by the loading machine to desired specifications during transporting.

The utility model relates to a two-wheeled motor vehicle, in which the support shaft of the support bracket is also used for the support of the brake pedal, so as to reduce the number of parts and reduce the weight of the two-wheeled motor vehicle. The two-wheeled motor vehicle has a door-shaped bracket (21) and a brake pedal (22) for actuating the brake of the rear wheel 5r, wherein the door-shaped bracket is pivotally supported by the bracket supporting portion (20) to ground the grounding portion (23a). Position (A) and the same leg (23a) can be rotated between the storage position (B) facing the rear of the vehicle body, wherein the bracket shaft ( 37) upper support brake pedal (22).

The invention discloses a coal bulkhead of a circular coal yard. The coal bulkhead is of a continuous integrated structure; prestressed reinforcing bars are sectionally arranged every 45-80 degrees along the circle of the coal bulkhead, and are connected and tensioned by tensioning units. Since the coal bulkhead is of the continuous integrated structure with prestress applying sectionally and no vertical temperature joints are formed along the circle, coal piling side pressure applying on the coal bulkhead and horizontal thrust of roofing gird structures are utilized effectively through circular tension of the coal bulkhead, buttresses are omitted, engineering of the coal bulkhead and floor occupation of the coal yard are reduced effectively. By the aid of the prestressed reinforcing bars, 5-10% of circular reinforcement usage of the coal bulkhead is reduced, and thus, construction cost of the coal bulkhead is saved greatly, and high economical benefit is achieved.

A safety switch, especially for monitoring guard doors on automatic installations, has an actuator (16) and a sensor (18). The actuator (16) includes an actuator antenna (56) and the sensor (18) includes a sensor antenna (46), the actuator (16) and the sensor (18) being transformer coupled to each other when the guard door is in the closed position, Especially like a transceiver. According to one aspect of the invention, the sensor antenna (46) has magnetic orientation properties such that the actuator (16) in at least two mutually perpendicular spatial directions (64, 66, 68) ) Transformer coupling.

The invention relates to an improved automobile clutch booster, namely, the cross-sectional area of a piston rod becomes small, so that the required effective area of a large piston when the large piston does work is increased, the resistance is also reduced, and the power of the clutch booster can be increased by 10% on the basis of the original product. The phenomena of sticking, powerless property and non-thorough separation of the clutch booster during the use can be avoided. In addition, wear rings containing lubricating grease are increased at the parts which are adjacent to leather cups in the clutch booster, so that all the leather cups can regularly work under a lubricational state, and the service life of the clutch booster is greatly prolonged. Simultaneously, the mounting position and the way of a valve seat are also changed, the operation is easy, and potential risks are also eliminated.

The invention provides a combined type sports instrument. The combined type sports instrument comprises a wall bar frame and a plurality of climbing plates; the wall bar frame comprises wall bars which are horizontally arranged and are parallel to each other; at least one climbing point is fixed on the front surface of each climbing plate; at least two fixing sleeve parts are arranged on the back surface of each climbing plate; the fixing sleeve parts are detachably connected with the wall bars; and the plurality of climbing plates are detachably fixed on the wall bar frame through the fixing sleeve parts. Compared with the prior art, the wall bar frame is used as an attaching bracket of a climbing wall, and the application range and the utilization rate of existing sports equipment are expanded and improved respectively; and the climbing plates are detachably fixed on the wall bars through the fixing sleeve parts so that the climbing plates are convenient to detach, repair and replace. According to the combined type sports instrument provided by the invention, existing instruments of primary and secondary schools can be effectively used for carrying out knowledge and skill training of disaster relief and disaster resistance and national defense education and utilization and maintenance of previous instruments are not influenced.

The invention relates to an ultrasonic cutter head for machining small holes and an application of the ultrasonic cutter head. The ultrasonic cutter head comprises a variable-amplitude bar, a taper sleeve, a tool seat, a tool head and an adjusting ring, wherein the taper sleeve is connected with the tool seat by the aid of the adjusting ring, the tool seat is step-shaped, the tool head is arranged at the front end of the tool seat, the variable-amplitude bar extends into the taper sleeve and the tool seat, and the tool head is perpendicularly contacted with the front end of the variable-amplitude bar. According to the ultrasonic cutter head, the structural form of the tool seat is improved, the overall structure size of the tool seat is reduced, the ultrasonic cutter head can be used for machining inner holes with diameters smaller than 30 mm, and the machining range of the ultrasonic cutter head is wider. Meanwhile, the taper sleeve and the tool seat are in guided connection by the aid of a key or a pin, the tool seat can be effectively prevented from rotating when the clearance between the variable-amplitude bar and the tool head is adjusted, and the problem that the direction of the tool head is not determined due to rotation of the tool seat is solved.

The invention discloses a mold opening and closing sequence control mechanism and a three-plate mold, and belongs to the technical field of molds. According to the technical scheme, the mold opening and closing sequence control mechanism is characterized by comprising a mold opening and closing control plate and a mold opening and closing limiting plate, wherein one end of the mold opening and closing control plate is hinged to the outer surface of an upper mold plate, and the other end of the mold opening and closing control plate is provided with a locking piece used for locking a middle mold plate; one end of the mold opening and closing limiting plate is fixed to the outer surface of a lower mold plate, and the other end of the mold opening and closing limiting plate and the mold opening and closing control plate are arranged in parallel; the mold opening and closing limiting plate is provided with an opening and closing block protruding out of the upper surface of the mold openingand closing limiting plate; and the locking piece is provided with a push rod matched with the opening and closing block, and when the opening and closing block ejects the push rod outwards, the locking piece is separated from the middle mold plate. The mold opening and closing sequence control mechanism has the effects that the mold opening and closing sequence between the three-plate mold is controllable, and the requirement of machined products is better met.

The invention discloses a vibration-reduction fastener system which comprises position-fixing bases, a rail-bearing plate and locking structures, wherein the lower parts of the position-fixing bases are column bodies used for being embedded in a rail foundation; the upper parts of the position-fixing bases are bosses used for being connected to the rail-bearing plate; the rail-bearing plate is provided with elastic bar bases and first through holes through which the bosses penetrate; and the locking structures are used for realizing the locking connection between the rail-bearing plate and theposition-fixing bases. The vibration-reduction fastener system is applicable to the field of rail transit. The vibration-reduction fastener system is capable of effectively overcoming the defects inthe prior art, effectively reducing the cost of the fastener system, effectively improving the overall strength and the service life of a fastener and effectively reducing the installation height of arail, thereby effectively avoiding the increase in tunnel construction cost due to high installation height and effectively improving the transverse stability of the rail at the same time.

A hydraulic safety valve of an antifreezing oil storage tank is applied to pressure balance of the oil storage tank. A cylinder is welded at the lower of the center hole of an installation flange, a transverse diaphragm plate is welded in the cylinder, a fixing pipe is welded at the upper part of the transverse diaphragm plate, a flame arrester is connected at the top of the fixing pipe, and a breathing pipe is connected at the top of the fire arrester. A supporting rod and an impingement baffle are welded around the center hole of a bottom plate of the cylinder. A central hydraulic guide pipe is welded at the lower part of the center hole of the bottom plate of the cylinder, a metal plate and a liquid storage box are welded on the outer wall of the lower end of the central liquid guide pipe; and an arc-shaped steel plate is welded on the inner wall of the liquid storage box, and a clearance is left between the arc-shaped steel plate and the inner wall of the liquid storage box. a gapis arranged on the wall of the liquid storage box at the outer side of the arc-shaped steel plate. The hydraulic safety valve has the effects of changing the installation positions of the hydraulic safety valve and the fire arrester, sinking the hydraulic safety valve into the storage tank, and utilizing temperature of products in the storage tank to conduct insulation, and further being not frozen.

The invention discloses a current isolation mutual inductor. The current isolation mutual inductor comprises a mutual inductor shell used for avoiding external signal interference, a permalloy iron core I, a permalloy iron core II, and a winding W1, a winding W2, a winding W3, a winding W4 and a winding W5 of the permalloy iron core I and the permalloy iron core II. The current isolation mutual inductor further comprises an electronic compensating circuit used for compensating for the magnetic potential. The permalloy iron cores, the windings of the permalloy iron cores and the electronic compensating circuit are arranged in the mutual inductor shell. The electronic compensating circuit comprises a power module, an operational amplifier circuit, an open circuit detection circuit and an alarm circuit. The current isolation mutual inductor has the advantages that detection of a three-phase direct access type electricity meter can be completed when a three-phase assembly line and a three-phase equipotential calibration device are not unhooked or can not be unhooked in the calibration process, the current isolation mutual inductor is simple in overall structure and elegant and attractive in appearance, line outgoing and line incoming are standard, the current input and output wiring mode is simple and reliable, and the current isolation mutual inductor is convenient to use.

The invention provides an intelligent wrist equipment system of an industrial robot. The intelligent wrist equipment system comprises a robot side and a tool side, wherein the robot side comprises a robot side flange main body, a robot side BK module, a robot side electrical connecting structure module, a robot side welding module, a robot side water vapor module, a robot side locking end, a steelball, a robot side positioning hole, a solenoid valve, a pressure sensor, a locking compression spring, a sealed cylinder body, a piston, a magnetic ring, a sealing ring, a tapered groove lock core,a robot side in-position sensor, a robot side module positioning hole, a module positioning sleeve, a robot side piston magnetic switch sensor and a robot side electrical connecting module guide sleeve. The tool side comprises a tool side flange form main body, a tool side positioning pin, a tool side curved locking ring, a tool side electrical connecting structure module, a water vapor module, awelding module, a tool side detection and counting module, a tool side curved surface locking end steel ball locking matching groove, a tool side module positioning hole and a tool side electrical connecting module guide pin. The invention also provides a corresponding operation method.

The invention discloses a novel self-aligning roller bearing allowing wide-angle deflection. The novel self-aligning roller bearing comprises an outer ring, an inner ring, rollers and a retainer, the outer ring is wider than the inner ring, a spherical raceway is arranged on the outer ring, and the rollers are arranged between the spherical raceway of the outer ring and a raceway of the inner ring through the retainer. By the aid of the mode, contact angles can be decreased, mutual deflection angles of the inner ring and the outer ring are increased, the working efficiency of a main unit of a speed reducer can be improved when the novel self-aligning roller bearing is applied to the main unit, energy consumption is reduced, and the requirements of the high-power speed reducer are met.

The invention relates to the technical field of animation drawing equipment, and discloses a drawing device for animation design. The drawing device includes a working platform, supporting rods vertically pass through four corners of the upper surface of the working platform, a load bearing assembly is mounted at the bottom end of each supporting rod and includes a universal wheel structure and atelescopic supporting land nail, the middle portion of the upper surface of the working platform is provided with a placing groove, a horizontal frame on the upper surface of the placing groove is provided with a light-transmitting plate, a lighting lamp adheres to the lower surface of the light-transmitting plate, paper clamps are mounted on the upper surface of the working platform and located on the two sides of the outside of the placing groove, a pen point mounting rod is welded to the outer surface of a second rotating shaft, and a pencil stub is mounted at the tail end of the pen pointmounting rod. The drawing device for animation design has the advantages of providing the convenient lighting lamp for drawing, facilitating drawing paper fixation, facilitating device transportationand fixation and facilitating circle drawing.

The invention relates to a magnetic mounting device and application of the magnetic mounting device. The magnetic mounting device is characterized by being composed of a magnetism-conducting base plate and a magnetic switch. According to the application, the magnetic mounting device can be used for mounting an LED lighting lamp on a fully mechanized face of a coal mine. The magnetic mounting device has the advantages that magnetic material is selected as a mounting platform, and equipment can be mounted on a steel iron structure fast; meanwhile, dismounting is achieved by the utilization of the situation that a magnetic field interferes with the magnetic system of a permanent magnet, and the problem of separation between a strong magnet and the steel iron structure is solved ingeniously; the magnetic mounting device is used for mounting the LED lighting lamp on the fully mechanized face of the coal mine, the position and the mode of mounting of the LED lighting lamp on the fully mechanized face of the coal mine are changed, so that the size of a shell body of the LED lighting lamp is not limited, and the shell body of the LED lighting lamp is provided with enough space for filling of heat transfer paste. Heat energy generated by an LED substrate is fast transferred to an aluminum shell of the lamp through the heat transfer paste and then transferred to a hydraulic support top plate for mounting the lamp through the shell, and thus normal use of the LED lamp is ensured.

The invention provides a mixing instrument. The mixing instrument comprises a base, a rotating shaft and an adjustable clamp, wherein the rotating shaft is horizontally arranged on the base, can rotate along the axis, and is provided with a buckling seat; the adjustable clamp is provided with a connecting assembly, the connecting assembly is an assembly structure formed by at least two connectorsof different angles, and the adjustable clamp is installed on the rotating shaft by virtue of the connecting assembly. The mixing instrument has the beneficial effects that the detachable clamp is provided and the installation angle of the detachable clamp can be adjusted, so that the installation position of a test tube can be changed.

The invention discloses a front-end high-power output structure for an engine, which is characterized by comprising a gear set arranged in an engine gear chamber. The gear set comprises a transmission gear, an idle gear and a power output gear, the transmission gear is coaxially and fixedly connected with a crankshaft timing gear and meshed with the idle gear, the idle gear is unilaterally supported and connected onto the gear chamber and meshed with the power output gear, and the power output gear is provided with an output device for outputting power. By means of a front-end gear train which is arranged on the engine gear chamber and used for front-end power output, the output power can reach more than 60KW, and the requirement of mounting a high-power hydraulic lifting pump can be met while the structure is reliable and an output interface position is arranged flexibly.

The invention relates to an all-terrain rhombic four-wheel leveling and steering device which comprises wheel type walking mechanisms, vehicle body leveling mechanisms, steering mechanisms and a vehicle frame. The number of the wheel type walking mechanisms is four, each wheel type walking mechanism comprises an independently-driven wheel, the four wheels are arranged in a rhombus shape, and a front side, a rear side, a left side and a right side are provided with one wheel respectively. Each wheel is driven by a set of vehicle body leveling mechanisms to ascend and descend relative to the vehicle frame, and the front side wheel and the rear side wheel are driven by a set of steering mechanisms to rotate relative to the vehicle frame. The invention further relates to agricultural machinery. The all-terrain rhombic four-wheel leveling and steering device is arranged at the bottom of the agricultural machinery. The device and the machinery have advantages of stable operation, strong climbing ability, flexible steering and wide application range, and belong to the technical field of the agricultural machinery.

The invention discloses a carrier roller frame shaped like a Chinese character 'pin'. The carrier roller frame comprises an upper carrier roller support and a steel carrier roller. The two ends of the upper carrier roller support are oppositely provided with two first carrier roller grooves. Two second carrier roller grooves are oppositely formed between the two first carrier roller grooves. One sides of the second carrier roller grooves are oppositely provided with two third carrier roller grooves. The two third carrier roller grooves are welded and fixed to the one side of the upper carrier roller support. According to the carrier roller frame, as the third carrier roller grooves are formed in one side of the upper carrier roller frame, the installation portion of the steel carrier roller is changed, when a conveyor belt operates on the steel carrier roller, the deflection phenomenon is reduced, the effect is obvious, and the carrier roller frame is practical.

The invention relates to a generator with an assembled centrifugal fan. The generator comprises a generator base, a front end cover and a rear end cover; a stator for generating a magnetic field; a rotor which is a conductor capable of rotating in a magnetic field generated by the stator; a rotating shaft which is connected to the middle part of the inner cavity of the generator base, extends away from the front end cover at one end in the direction of the front end cover and is matched with an external acting piece; and an assembled centrifugal fan which is connected to the rotating shaft and located on the side, close to the front end cover, of the inner cavity of the generator base. When rotating in cooperation with an external acting part, the rotating shaft can drive the rotor to rotate in a magnetic field generated by the stator so as to generate induced electromotive force and drive the assembled centrifugal fan to rotate so as to dissipate heat of an inner cavity of the generator base. The assembled centrifugal fan comprises a front plate, a rear plate and blades, connecting holes matched with the blades are formed in the front plate and the rear plate, the blades are connected between the front plate and the rear plate, and the blades can be arranged in corresponding sizes according to the requirements of different generators.

The invention discloses a pneumatic ejection type liquid fertilizer applying device, system and method. The device comprises a pneumatic ejection type fertilizer applicator, a furrower and an adjusting rod, the pneumatic ejection type fertilizer applicator is arranged on the furrower, the furrower is fixedly connected with the adjusting rod, the adjusting rod is slidably and fixedly arranged on aframe, the system comprises an air compressor, an air storage tank, an air source treatment element, a pressure reducing valve, a liquid fertilizer box, a fertilizer quantity adjusting mechanism and the pneumatic ejection type liquid fertilizer deep applying device, the air compressor, the air storage tank, the air source treatment element, the pressure reducing valve and the pneumatic ejection type fertilizer applicator are sequentially connected, and the liquid fertilizer box, the fertilizer quantity adjusting mechanism and the pneumatic ejection type fertilizer applicator are sequentially connected. According to the device, liquid fertilizers can be atomized and deeply applied, the utilization rate of the liquid fertilizer can be increased, and agricultural non-point source pollution isreduced.