56results about How to "Few mechanical parts" patented technology

An X-ray apparatus is provided for acquisition of images containing spectral information. An X-ray source and a collimator having multiple slits are operable together with a set of line detectors, the line detectors including linear arrays of photon counting channels. Each of the channels includes a photon conversion channel element which is operable to convert photons to electric pulses. A plurality of pulse counters are operable to count pulses in a plurality of different ranges of pulse strength, where the strength of a pulse depends on the energy of the photon. Further, an arrangement is included for an energy subtracting operation.

The double pendulum milling head driven by the AC permanent syntactic rotor torque motor having a cross hollow shaft, whose both ends fixed on the rotor of the horizontal torque motor at both ends of the A shaft. Acting as an integral, they are fixed on the rotor of the vertical torque motor of C shaft. In this way, vertical motor driving the milling head to rotate around C shaft, and A shaft horizontal motor driving the pendulum of milling head around A shaft. It complete the complex machining of the working piece through compound motion in two directions matching the high speed revolution of the shaft itself. It is compact in structure, simple of drive, good in rigidity, smaller in mechanical components quantity, higher reaction sensitivity, free from wear and reverse gap, being able to machining for a five-face body with high precision.

The invention refers to a valve device for a combustion engine which includes a combustion chamber (1) and at least one channel (5) for communication between the combustion chamber (1) and an external space. The valve device includes a rotatable valve body (13), which is provided in said channel (5) and includes a passage (14) extending in a direction through said valve body (13). The valve body (13), which is rotatable around an axis of rotation forming an angle to the direction (p) of said passage (14), is arranged to open and close, respectively, said channel (5) by means of said passage (14) by rotation, a rotary motor (16) separated from the combustion engine is provided.

The invention relates to an automatic coffee machine, which comprises a brewing device serving as a core working unit, wherein a brewer structure of the brewing device consists of a transmission mechanism, a brewing mechanism, a water inlet mechanism, a drainage mechanism, a powdering mechanism and a slag jacking mechanism. The automatic coffee machine is characterized by comprising slag jacking reset mechanisms (24, 45) connected on a coffee box, wherein the brewing mechanism comprises drive parts (48, 49) which can drive the working position of the coffee box (25) to change when the drive parts are driven to change positions; a reset drive part (70) is arranged on the drive parts; and the slag jacking reset mechanism can realize actions of slag jacking and resetting under the effect of the reset drive part (70) and the coffee box.

The invention discloses an automatic spraying vehicle which comprises a frame (1), beams (5) arranged at the front end and the rear end of the frame, a spraying system, an artificial drive system (3) and a control system, wherein the two ends of the beams (5) are provided with wheels (2) and a wheel track adjustment system, and the control system comprises a charging control unit, a power conversion unit, a GPS unit, a front wheel driving unit, a rear wheel driving unit, an output unit and a central processing unit. The automatic spraying vehicle has the advantages of being small in size, large in power, adjustable in wheel track and the like. A spraying rod can be folded automatically.

The invention discloses a material encasing method and relates to the technical field of packaging machinery. The method is characterized in that materials are conveyed to a material receiving station, the material receiving station descends at the height of one layer of materials after receiving one layer of materials, and the next package of materials is conveyed to a position above the layer of the materials of the material receiving station so as to achieve stacking; set layers of materials are stacked on the material receiving station, the materials are clamped and turned 90 degrees, and the turned materials are loaded into a packaging box. The method is simple in working procedure and capable of increasing packaging efficiency and saving cost.

The invention relates to a heat pipe type impinging stream grain dryer. The heat pipe type impinging stream grain dryer comprises a feed port, a discharge port, sliding ways, an air cavity, a heat pipe heat exchanger, air ducts and draught fans. Each sliding way comprises an internal sliding way cavity and a small hole array at the upper portion of the sliding way cavity. The sliding way cavities are communicated with the air cavity. The air cavity is communicated with the air ducts. Inlets of the air ducts are provided with the draught fans. After to-be-dried grains enter the dryer through the feed port, the grains fall into the sliding ways, slide downwards along the sliding ways, and are discharged from the discharge port; and in the downward sliding process, the heat pipe heat exchanger transfers heat to air in the air ducts, and the heated air is fed into the air cavity through the draught fans, enters the sliding way cavities, and flows out from the small hole arrays at the upper portions of the sliding way cavities to dry the grains. The novel impinging stream drying principle is adopted in the dryer, hot air flows upwards, the grains flow downwards, impinging streams are formed to generate the optimal drying effect on the grains, a temperature field is more uniform and more efficient, mechanical parts are omitted, the structure of the dryer is more compact, and energy consumption is greatly reduced.

A motor direct drive air pump comprises a housing, a first shaft, and a second shaft. The housing is formed with a left space and a right space; one of the spaces is a compression chamber having an air inlet and an air outlet; the other space has a transmission chamber and a driving chamber; stators are disposed in the driving chamber. A first shaft is disposed through a central partition of the housing; a first impeller is embedded at a portion of the first shaft located in the compression chamber, while a first gear is embedded at a portion of the first shaft located in the transmission chamber, and rotors are embedded at a portion of the first shaft located in the compression chamber. A second shaft is disposed through the central partition of the housing; a second impeller is embedded at a portion of the second shaft located in the compression chamber, while a second gear is embedded at a portion of the second shaft located in the transmission chamber, and the second impeller and the second gear are respectively coupled to the first impeller and the first gear. Therefore, a power outputted from a motor directly drives the first and the second impellers and allow the air pump to operate, without any additional coupling.

The invention belongs to the technical field of automatic transmissions and particularly relates to an eight-gear automobile automatic transmission. The transmission solves the technical problems that in the prior art, adjacent planetary gears interfere with one other, an obtained transmission ratio depends on a presumed transmission ratio, and the limitation of the transmission ratio of a system is large. The transmission comprises a box, a power input shaft, three clutches, four brakes and a planetary gear system. The planetary gear system comprises a first sun gear, a second sun gear, a third sun gear, a first gear ring, a second gear ring, a first planetary gear with a step, a first planetary gear without a step and a planetary frame. The second sun gear, the third sun gear and the planetary frame are controlled by the first clutch, the second clutch and the third clutch respectively. The second sun gear, the first sun gear, the planetary frame and the second gear ring are controlled by the first brake, the second brake, the third brake and the fourth brake respectively. The transmission is easy to control, transmission efficiency of all gears is high, and the adjacent planetary gears do not interfere with one other.

Disclosed is a coffee brewing device, comprising a coffee box, brewing mechanism, water feeding and discharging mechanism and main body bracket. The coffee box is inside the lower end of the main body bracket; the brewing mechanism at the upper end. The coffee box mechanism is connected to the brewing mechanism, with water feeding and discharging mechanism on one side of the main body bracket, connected to a water way of the coffee box mechanism. The main body bracket has a coffee inlet, a drive component for driving and connecting the brewing mechanism, a first assembling hole for installing one end of the coffee box mechanism, and a second moving guide groove for movably installing the other end of the coffee box mechanism. The coffee brewing device has accurate drive control, simple water feed, quiet, quick, stable, no dismantling or washing, long service life, reliable, and few mechanical parts.

A combined type semiconductor refrigeration refrigerator comprises a refrigerator body and a refrigeration temperature-difference power generation module. The refrigeration temperature-difference power generation module is arranged on the box body. A cold conduction structure is fixedly arranged on the surface of the cold end of a semiconductor refrigeration piece in the refrigeration temperature-difference power generation module. Cooling fins of a heat sink in the refrigeration temperature-difference power generation module are exposed out of the box body. The combined semiconductor refrigeration refrigerator has the beneficial effects of being efficient in refrigeration, simple in structure, small in number of mechanical components, free of noise, high in reliability, small in mounting size, low in weight, low in cost and the like and is suitable for mass industrial production

A motion sensor, and an implantable cardiac stimulator incorporating such a motion sensor, has a fluid-type housing containing a fluid that includes at least one type of anisotropic molecules, the anisotropic molecules exhibiting an anisotropic property having a state that changes dependent on motion. The housing of the motion sensor is located externally on an animate subject, or is implanted in the animate subject, and includes externally accessible electrodes that detect a change in the state of the anisotropic property and emit an output signal representative of an activity level of the subject.

The invention relates to the technical field of coating machines, in particular to an automatic roll changing cutter structure of a coating machine. The structure comprises a cutter pushing mechanismand an idler roller cutter mechanism, the idler roller cutter mechanism comprises an idler roller and a semicircular cutter mounting frame arranged around the idler roller, and the semicircular cuttermounting frame is mounted on the idler roller and rotates along with the idler roller. Cutters are arranged at the two side edges of the semicircular cutter mounting frame, and the cutter pushing mechanism drives the idle roller to rotate. The automatic roll changing cutter structure has the advantages of being high in operability and high in convenience.

The invention discloses a self rotation wheel group of a double-rail dizziness treatment rotating chair. The self rotation wheel group comprises a self rotating wheel group and a double-rail machine frame, wherein the self rotating wheel group comprises a self rotation motor, a self rotating wheel frame, a self rotation main shaft, a second load bearing wheel and a second hanging wheel; the secondlead bearing wheel and the second hanging wheel are connected with the self rotation wheel frame through rolling bearings; the self rotation main shaft and the self rotation wheel frame are connectedthrough a rolling bearing; one end of the self rotation main shaft is connected with the self rotation motor through a transmission gear; the other end of the self rotation main shaft is fixedly connected with the self rotation assembly; the self rotation wheel group can realize the high-speed operation on the double-rail machine frame without the limitation by positioning points and can stop atany position at any time.