239results about How to "Stable suction" patented technology

The invention discloses an automatic toilet nursing system which comprises an excrement receiving assembly, a toilet host assembly and connecting pipelines. The excrement receiving assembly comprises a drying device, a flushing device, an excrement receiving device and a detection device. The drying device and the flushing device are arranged at the upper side of the excrement receiving assembly. The detection device is arranged in the excrement receiving assembly. The toilet host assembly comprises a host machine body, a collecting and evacuating unit, a washing unit, a drying positive-pressure unit and a control unit. The flushing device is connected with the washing unit through the washing pipeline. The excrement receiving assembly is connected with the collecting and evacuating unit through the sewage inlet pipeline. The drying device is connected with the drying positive-pressure unit through the drying pipeline. The collecting and evacuating unit is connected with the drying positive-pressure unit through the positive-pressure pipeline. The collecting and evacuating unit is communicated with the external environment through the sewage discharging pipeline and communicated with a toilet or a sewer. The collecting and evacuating unit is connected with the external atmosphere through the exhausting pipeline. The detection device, the washing unit and the drying positive-pressure unit are respectively connected with the control unit through circuits.

A master cylinder includes a primary cup received in a groove formed in the inner wall of the cylinder body. Projections are formed on a radially inner portion of the cup so as to protrude forwardly from the front end of the radially inner portion. The projections are adapted to be pressed against the front end wall of the cup-receiving groove and elastically deformed under a pressure difference produced between the front and rear ends of the cup when the piston is returned quickly, allowing the cup to advance in the cup-receiving groove. When the cup advances in the groove, a fluid passage is defined between a base portion of the cup and the rear end wall of the groove. Brake fluid from the reservoir flows through this fluid passage, through a gap formed between a radially outer portion of the cup and the radially outer wall of the groove when the radially outer portion of the cup is deformed by the fluid flow, and through a fluid passage defined between the cup and the front end wall of the groove by the projections.

A grinding type vertical grain milling machine is capable of shortening a dimension of a machine body in the vertical direction and removing bran by evenly suctioning an entire bran removing chamber. The grinding type vertical grain milling machine includes a bran removing metallic mesh cylinder with a main shaft, an integral grinding type grain milling roll body, a bran removing chamber, and a bran discharge pipe that discharges bran to the outside of the machine. A fan-pulley is provided between the bran removing chamber and the bran discharge pipe. The fan-pulley rotationally drives the main shaft to which the grinding type grain milling roll is axially attached and generates a bran removing wind to convey bran produced by the grain milling action of the grinding type grain milling roll from the bran removing chamber toward the bran discharge pipe.

Provided is a platelet-rich plasma separator which can carry out the separation of a platelet-rich plasma with a small number of gamma radiation sterilized instruments and a platelet-rich plasma separation method. The platelet-rich plasma separator comprises a first syringe and a second syringe. The first syringe comprises a first syringe cylinder provided with a first port on which a blood collection needle can be mounted, a first cap detachable from the first port, a first gasket for sealing the first syringe cylinder fluid-tightly, which first gasket is reciprocated within the first syringe cylinder, and a first plunger provided detachably on the first gasket. The second syringe comprises a first hollow needle, which can be passed through the first gasket, a second syringe cylinder having a second port on which the first hollow needle can be mounted, a second cap detachable from the second port, a second gasket for sealing the second syringe cylinder liquid-tightly, which second gasket is reciprocated within the second syringe cylinder, and a second plunger provided detachable on the second gasket.

The invention discloses a dry powder inhaler, which comprises a bearing plate, a suction nozzle, a capsule chamber, a button, a spring and a lower shell, wherein through holes are formed in the bearing plate in a going-through mode; the suction nozzle is connected to the upper side of the bearing plate and is arranged on the through holes; the capsule chamber is connected to the lower side of the bearing plate and is located on the through holes; tip pins, which are made from metal, are connected to the button, and the tip pins, through a pressing action of the button, can extend into the capsule chamber; the spring is clamped between the button and the capsule chamber, and by virtue of the spring, elasticity away from the direction of the capsule chamber is exerted; the upper side of the lower shell is of an opening structure; the bearing plate is connected to an opening of the upper side of the lower shell, and meanwhile, the capsule chamber is accommodated within the lower shell; the tip pins are fixedly connected to the button by virtue of a plastic tip pin seat; the tip pins and the tip pin seat are fixed in an injection-molding mode; and the tip pin seat and the button are fixed in a clamping mode. According to the dry powder inhaler, the tip pins, when used, are prevented from getting fallen or displaced easily; and moreover, the capsule chamber can be cleaned by a user more conveniently.

A fan grill for a mosquito trap is a board and has a center, a funnel-shaped shell, multiple air holes and a through hole. The shell is formed downward in the center and is tapered off to a bottom. The air holes are respectively formed through the shell and are arranged radially and spirally. The through hole is formed on the bottom of the shell. The radial and spiral air holes are designed according to direction of airflow created by a fan so allow the airflow to pass smoothly therethrough and to generate steady suction forces. Besides, hole diameters of the air holes are less than sizes of mosquitoes so trapped mosquitoes are prevented from escaping from between fan blades of the fan. Therefore, trapping efficiency is enhanced.

Disclosed is a label for in-mold forming comprising a thermoplastic resin film base layer and a heat-seal resin layer, wherein a surface of the heat-seal resin layer has a centerline average roughness of 0.5 to 5 micrometers and the label has an air permeability of 10 to 20,000 seconds. When in-mold forming is conducted with the label of the present invention, labeled molded resin articles of various shapes can be manufactured while effectively inhibiting blistering.

The invention relates to the field of flue gas waste heat recovery in coke making enterprises and metallurgy enterprises, in particular to a coke oven flue gas waste heat recovery technology. A waste heat recovery device comprises a main flue, an auxiliary flue, a steam-water system, an induced draft fan and a coke oven chimney. The waste heat recovery device is characterized in that an automatic control square gate valve is arranged on the main flue, an automatic control round louver valve is arranged on the auxiliary flue, and the steam-water system is arranged under a waste heat recovery boiler. The induced draft fan is arranged on the side of an outlet of the waste heat recovery boiler and carries out frequency control to control the pressure of the main flue of a coke oven outlet to be within the range of negative 170-380Pa, and control the flow rate of flue gas in the auxiliary flue to be 10-15m/s. Compared with the prior art, the coke oven flue gas waste heat recovery technology has the advantages that through stabilizing of coke oven collecting flue suction, automatic switching control over a main flue system and an auxiliary flue system, and reasonable selection of valves and models and device arrangement for the waste heat recovery boiler, on the premise that land occupation is reduced and investments are saved, flue gas waste heat is effectively recovered, and stable, reliable and continuous operation of a coke oven is ensured.

Provided is a cutting blade of a mower. The cutting blade comprises a cutting blade body in the shape of a long strip. Two cutting edges, in proximity to the end portion of the cutting blade body, are arranged in a central symmetry manner. The end portions, opposite to end corners of side edges of the cutting edges, of the cutting blade body bend towards the direction away from the cutting blade body in order to from bending parts. Each bending part has an arc-shaped bending surface and is tangent to the cutting blade body in a transitional mode in order to form a tangent line. The connecting line for the center of the cutting blade body and pointed ends of the cutting edges runs parallel to the tangent line. When the cutting blade body of the mower rotatably works, the bending part drives the air to generate additional turbulent flow moving from the position below the cutting blade body to the upward part such that upper ends of grass mowed rapidly enter a cutting region of the mower under the suction effect of turbulent flow. As a result, the cutting blade of the mower performs cutting operation. Accordingly, grass needed to be cut can be rapidly sucked into the cutting region of the mower in order to finish pruning operation. The advance speed of the mower is improved. The cutting blade of the mower has advantages such as large turbulent flow for suction, smoother cutting and fine quality of broken grass.

The invention provides a conveying robot, which comprises a platform, wherein a frame is arranged below the platform; wheels are arranged at the bottom of the frame, and are connected with a first motor which is fixedly arranged on the frame. The robot is used for conveying a semi-finished product machined by a machine tool to a special inspection platform, and the semi-finished product is inspected by a special inspector, and is conveyed back to the procedure after being inspected to be qualified.

The invention relates to processing machinery for producing edible fungi culture materials, in particular to a double-use plant material cutting grinder. The grinder comprises a frame, a cutting-grinding chamber arranged on the frame, a feeding hopper, a material outlet, a power device and a variable-speed transmission mechanism, wherein a public blanking hopper is directly arranged below the cutting-grinding chamber, namely at the bottom of a filter screen; a centrifugal material-sucking fan device is arranged in the public blanking hopper; the centrifugal material-sucking fan device consists of a pair of air impellers arranged on two sides of the same centrifugal fan main shaft ; and an air outlet of the centrifugal material-sucking fan device is communicated with the material outlet. The grinder can cut and grind straw of various plant materials, weeds, branches, woodwork shavings and other soft/hard raw materials, and helps to directly and smoothly suck out raw material particles even with high water content, thereby achieving the effects of reducing energy consumption, simplifying process and improving production efficiency.

The invention relates to an electromagnetic clutch device of mobile equipment for automatic power taking, which comprises a socket body and a plug body matched with the socket body; the socket body is provided with a power jack, and the plug body is provided with a plug corresponding to the power jack; the device is characterized in that the socket body is provided with a raised wedge-shaped bulge, and the plug body is provided with a wedge-shaped groove corresponding to the wedge-shaped bulge; and the socket body is also provided with a magnet coil, the plug body is also provided with the magnet coil, and the socket body and the plug body mutually attract or exclude through the magnet coil. Under the operation of truss management, the plug body and the socket body contact or are separated, thereby realizing the automatic connection and the disconnection of the charged plug of the mobile equipment, substituting the traditional artificial plug-pull method, achieving the purposes of reducing plug and pull personnel, shortening the plugging and pulling time and improving the plugging and pulling safety, realizing automatic power taking, and ensuring the operation safety.

The invention discloses a supersonic plane cascade flow field starting and uniformity adjusting device. The adjusting device takes the incoming flow of a cascade wind tunnel as the front and comprises an upper suction assembly arranged above a first blade of a cascade test model, an upper tail plate with a fixed front end and a suspended rear end is arranged behind the upper suction assembly, and an upper baffle with a fixed front end and a suspended rear end is arranged behind the first blade; the device further comprises a lower suction assembly installed below a tail blade of the cascade test model, a lower tail plate with a fixed front end and a suspended rear end is installed behind the lower suction assembly, and a lower baffle with a fixed front end and a suspended rear end is installed behind the tail blade. The adjusting device can stabilize the mass flow of the drainage channel in the suction test section, provide a stable drainage channel shock wave structure in a local low-pressure environment, regulate and control the pressure distribution condition in front of the grid, and achieve starting and uniformity adjustment of a supersonic flow field.

The invention relates to the technical field of conveying devices, in particular to a mechanical arm rotating sucker conveying device. The mechanical arm rotating sucker conveying device comprises a mechanical arm main body, a sucker assembly, an air pipeline assembly and a first air pipe, wherein the sucker assembly comprises a fixed component fixedly connected with the mechanical arm main body, a rotating component which is connected with the mechanical arm main body and rotates relative to the fixed component and a plurality of suckers which are connected with the rotating component and synchronously rotate with the rotating component; the air pipeline assembly comprises a plurality of first air pipeline structures arranged on the fixed component and a plurality of second air pipeline structures arranged on the rotating component, and the second air pipeline structures separately communicate with the suckers and an air path formed by the first air pipeline structures; and the first air pipe is connected with the first air pipeline structures of the fixed component. The service life of the mechanical arm rotating sucker conveying device is longer, economical losses can be reduced, and the production efficiency is increased.

The invention relates to a uniform air intake draught fan system on double-side of a fume exhaustor, comprising a main unit, impeller and draught fan, a set of motor support frames are fixedly connected onto the motor, the motor support frame is fixedly connected onto the draught fan, the draught fan is fixedly connected onto the internal wall of the main unit, the impeller is connected to the output shaft of the motor, a communicated left air intake cavity and right air intake cavity are formed inside the main unit cavity. The impeller includes an upper loop, a central loop, a bottom loop and an impeller vane, the central loop is arranged between the upper loop and the bottom loop, an impeller frame for connecting the motor output shaft is fixedly connected onto the central loop. The invention has useful effect of: 1 effectively developing right side space of the draught fan system such that uniform air intake on double-side is obtained, easily absorbing oil smoke generated by a left boiler or right boiler in cooking process; 2 sufficiently developing right side area of the draught fan system to resolve bottleneck of improving air capacity such that air capacity is improved greatly.

The invention provides a clothes-hanger shaped spinning die head runner structure for uniform melt distribution and a clothes-hanger shaped spinning die head with the die head runner structure. The structure is characterized in that firstly, the flow rate of high polymer melt in the breadth direction of a slit runner outlet is equal everywhere; secondly, the pressure drop of the high polymer meltflowing from a feeding port to the slit runner outlet is equal everywhere in the breadth direction; thirdly, the staying time of the high polymer melt in the whole spinning die head runner structure is short and equal everywhere at the slit runner outlet along the in the breadth direction. The equalities in three aspects have unique advantages in production of high polymers with poor thermal stability or with dependency of the rheological property on time. By adoption of the clothes-hanger shaped spinning die head runner structure, stable and uniform products can be prepared, such as ultrafinenanofibers and related products thereof. A wide application range is realized, and a great spinning performance aiming at high polymers which can be hardly processed and utilized by conventional spinning equipment is achieved.

A master cylinder includes pressurizing chambers and atmospheric pressure chambers which are in communication with a reservoir provided upstream. The pressurizing chambers of the master cylinder are connected to a brake fluid pressure control valve device through master pressure pipes provided with master cut valves. The atmospheric pressure chambers of the master cylinder bypass the master cut valves and are connected to the brake fluid pressure control valve device through bypass pipes provided with check valves. A pump constituting a brake fluid pressurizing section of the brake hydraulic control valve device suctions the brake fluid from the reservoir preferentially through the bypass pipes provided with the check valves and pressurizes the brake fluid to supply a brake fluid pressure to brake fluid pressure adjust sections.

A cigarette is prepared from argyi leaf, essence and one or more of lotus leaf, mulberry leaf, argyi stem, mint, chrysanthemum flower and honeysuckle flower through proportioning. Its advantages are health-care effect, high productivity and low cost.

The invention discloses a general multi-channel powder granule sucking device. The general multi-channel powder granule sucking device comprises at least two sets of sucking nozzle mechanisms, a conveying hose and a discharging mechanism installed on the top of a stirring barrel; each set of sucking nozzle mechanism is detachably installed at a discharging opening in the bottom of a correspondingcontaining barrel; the discharging end of each set of sucking nozzle mechanism communicates with the feeding end of the discharging mechanism through the conveying hose; and the discharging end of thedischarging mechanism communicates with the interior of the stirring barrel. The general multi-channel powder granule sucking device is reasonable in structural arrangement. During sucking and discharging, the powder granule conveying efficiency is improved, the mixing uniformity degree of later different materials is facilitated, the mixing efficiency is improved, deep materials are sucked moresmoothly, the deep materials are prevented from being too dense to form a vacuum cavity, and the sucking efficiency of the powder is prevented from being greatly reduced.

The invention discloses a ship water absorption device which comprises a water absorption pipe and a floating component which are positioned inside a cabin. One end of the water absorption pipe is connected with a bilge, the other end of the water absorption pipe is connected with a supporting pipe, a water inlet for entering of accumulated water in the cabin is formed in the side wall of the water absorption pipe, and the floating component sleeves the periphery of the water absorption pipe and can vertically float relative to the water absorption pipe to selectively plug the water inlet. Bythe design, the floating component can automatically close the water inlet along with change of the accumulated water in the cabin, air can be timely prevented from entering the water absorption pipefrom the water inlet, a bilge pump can smoothly pump accumulated water in other cabins, so that normal operation of a bilge water system is ensured, and safety of a ship is improved. The invention further provides the ship which is low in manufacturing cost and good in safety.

A sucking disc comprises a sucking disc body (1), an annular separation plate (3), and cushion blocks (2). The sucking disc body (1) is internally provided with a chamber body (12) of which a transverse cross section is circular. A tangential nozzle (11) is disposed on a wall surface of the chamber body (12). An upper surface of the annular separation plate (3) is fixedly connected to the edge of a bottom surface of the sucking disc body (1) by mans of the cushion blocks (2). The cushion blocks (2) are disposed on the edge of the bottom surface of the sucking disc body (1) in a spaced manner. The number of the cushion blocks (2) is four, and the four cushion blocks (2) cover part of the area of the annular separation plate (3). Space between the cushion blocks (2) forms a fixed flow channel between the edge of the bottom surface of the sucking disc body (1) and the annular separation plate (3), and the fixed flow channel is in communication with the chamber body (12) and the peripheral environment. The sucking disc can suck a soft object with a rough surface, and consumes a little gas.

The invention discloses an air suction end executor. The air suction end executor comprises a suction sucker frame, wherein a sucker fixing sleeve is mounted on the suction sucker frame, a suction hole is formed in the suction sucker frame, an air guiding mechanism is arranged in the suction hole, and a suction sucker connected with the air guiding mechanism is mounted at the end of the suction bole; and a multi-chamber separating mechanism is mounted on the inner wall of the suction sucker. According to the air suction end executor, a separation rubber block and separation sheets are arrangedin the sucker, and the sucker can be divided into a plurality of chambers by the separation sheets, so that the sucker is stable in attraction force when being used for tracing objects; and when thesucker sucks the objects, air bleeding columns can pump out air in the chambers, if the upwards traction operation is performed, even though air enters the sucker from score marks or split marks of the objects, the air can only enter the corresponding chamber, and the remaining chambers can also suck the objects. Therefore, the condition that the entire sucker is flabby to cause the attraction ofthe sucker to be rapidly reduced, so that traction of the objects is influenced, can be avoided.