292results about How to "Smooth out" patented technology

The invention discloses a left auricle occluding device. The left auricle occluding device comprises a sealing disc and an anchoring device, both of which are connected. The position where the anchoring device is matched with a left auricle is an anchoring net of a boneless structure. The overall anchoring device is of a boneless structure and formed by weaving of hyper-elastic metal wires or memory alloy metal wires. The far end of the anchoring device is in the shape of an opening. The near end of the anchoring device is collected and connected with the sealing disc to form a conical net. The far end of the anchoring device is opened and turned up towards the near end to form the anchoring net surrounding the conical net. The anchoring net is joined with the conical net by means of a circular transition area. The left auricle occluding device has following beneficial effects: force can be uniformly distributed to be anchored in the interior of the left auricle in order to eliminate concentration of local stress and can also be repeatedly released; and an opening part of the left auricle is effectively and reliably blocked.

An electric power supplying device adapted such that a flat wire harness is spirally wound so that the wire harness is increased or decreased in diameter to absorb an excessive length of the wire harness, wherein the electric power supplying device has increased performance of absorbing the excessive length of the wire harness, has a simplified structure, and is of low cost. An electric power supplying device (1, 31) is adapted such that a flat wire harness (8) is multiply wound about a boss (3), a spring member (7, 22) is mounted so as to extend from the boss to an inner diameter section (9a) of a wound section (9) of the wire harness, the wound section is outwardly urged by the spring member, and the wire harness is arranged with a small pitch in the radial direction. The spring member (7, 22) is composed of radially arranged curved plate springs or is a spiral spring curved in a loop shape. The boss (3), the wound section (9), and the spring member (7, 22) are contained on the inner side of an annular wall (2) of a case (6). Curved surfaces (15) for guiding the wire harness are formed on opposite sides of a harness lead-out opening (14) in the annular wall (2).

A slipcover includes a fitted, semi-fitted or unfitted sheet of fabric and a decorative and padded multi-layered component integrated with the sheet of fabric in selected locations. The multi-layered component includes a cushion material and at least a top layer of material. The multi-layered component of fabric and cushion material is tufted, quilted, or assembled such that the layers are secured in position to provide an aesthetic quality to the slipcover. The multi-layered component and the sheet of fabric are integrated either by attachment, or by replacement or substitution of portions of the sheet of fabric with the multi-layered component. The multi-layered component can also be removable.

The invention discloses an automatic power supply inserting-connecting apparatus. The automatic power supply inserting-connecting apparatus comprises a power supply part and a plug part inserted intothe power supply part to be matched and connected therewith; a clamping groove with a forward opening is formed in the power supply part; a slot connected with the clamping groove is formed in the back end wall of the clamping groove; a power supply groove connected with the slot is formed in the back end wall of the slot; operating grooves connected with the slot are symmetrically formed in the power supply part on the left and right sides of the power supply groove; sealing apparatuses for sealing the power supply groove are also symmetrically arranged in the power supply part on the left and right sides of the power supply groove; a sliding groove is also formed in the power supply part; and a sleeve groove which extends backwardly is also formed in the middle position of the back end wall of the sliding groove. The automatic power supply inserting-connecting apparatus is simple in the overall structure, safe and stable in power supply, safe and reliable in overall operation, capable of effectively lowering electric shock accidents in the existing life and ensuring child life security in a family, and suitable for popularization and use.

The invention discloses a tunnel two-lining structure back grouting device and a grouting method thereof. The device consists of a tunnel two-lining structure back grouting valve and a quick joint. The upper surface of the tunnel two-lining structure back grouting valve is coated with a strong stamp gum. Through the strong stamp gum, the tunnel two-lining structure back grouting valve can be adhered to a waterproof layer and protects the waterproof layer from damage. The tunnel two-lining structure back grouting valve is connected with a grouting machine through the quick joint; and the grouting machine grouts the damage part of the gap between a one-lining structure and a two-lining structure of the tunnel through the tunnel two-lining structure back grouting valve. The grouting method for the tunnel two-lining structure back grouting device is reasonable in application, and the tunnel two-lining structure back grouting device is convenient to arrange. The tunnel two-lining structure back grouting device and the grouting method are a good method and a good device for grouting the gap between the one-lining structure and the two-lining structure of the tunnel.

The invention relates to the casting field, and especially relates to a preparation method for a U-shaped hole in casting. Molding is carried out according to a designed casting structure. A U-shaped hole core is prepared from fibers with high temperature resistance and a metal skeleton, or painting for casting is painted uniformly on a metal skeleton to prepare a U-shaped hole core. The size of the U-shaped hole core is the same as the size of the shaped hole. The U-shaped hole core is placed in the mold during the pouring process. After the casting is taken out, the U-shaped hole core is drawn out, and a U-shaped hole meeting the curvature radius of design requirements can be obtained. The preparation method is advantageous in that, the problem that a U-shaped hole cannot be cast through a conventional casting method is solved.

The present invention relates to an extra-high molecular cation polyacrylamide preparation method. Said preparation method includes the steps of copolymerization of acrylamide and ammonium (methyl) acryloyloxyethyltrimethyl chloride aqueous solution, monomer refinery, purification, adding multicomponent initiator and additive, polymerization, heat-insulating, granulating, drying, pulverizing and sieving so as to obtain the invented extra-high molecular cation polyacrylamide whose molecular weight is 23000000 and dissolving speed is less than or equal to 30min. The invented product can be used as water-purifying agent for treating waste water and sewage in the several extensive fields.

The invention relates to a cleaning trough body structure for a photoresist nozzle and application of the cleaning trough body structure. The cleaning trough body structure comprises a cleaning trough shell, a cleaning fluid anti-splattering cavity, a nozzle cleaning cavity, a cleaning fluid discharging opening, a cleaning fluid pipeline, a newly-added cleaning fluid pipeline, a nitrogen purging pipeline and a negative pressure exhaust pipeline, wherein a cleaning fluid flows to the inner lower part of the nozzle cleaning cavity along the cleaning fluid pipeline and the newly-added cleaning fluid pipeline for washing a nozzle head so that the nozzle head is completely cleaned; the nitrogen purging pipeline and the negative pressure exhaust pipeline which are arranged in an inclined manner can be used for reducing frequency of the condition that the cleaning fluid splashes to the cleaning fluid anti-splattering cavity, and can prevent the cleaning fluid or final cleaning fluid from remaining inside the nozzle cleaning cavity. According to the cleaning trough body structure and the application thereof, disclosed by the invention, cleaning effect on the nozzle head can be ensured, residual of pollutants can also be prevented, and the light resistance spraying quality of the photoresist nozzle is not influenced.

The invention discloses an intelligent full-automatic hot-melting button wrapping machine. The intelligent full-automatic hot-melting button wrapping machine comprises a frame and is characterized inthat a winding mechanism, a thread pulling and breaking mechanism, a thread melting and fixing mechanism and a drive device are arranged in the frame, a control system in control connection with the drive device is arranged on the frame, a spool seat for mounting a spool is arranged on the frame, a button wrapping thread tightness adjuster is arranged between the spool seat and the winding mechanism, a thread breaking detecting alarm device is arranged between the button wrapping thread tightness adjuster and the winding mechanism, and the output end of the thread breaking detecting alarm device is connected with the control system. The intelligent full-automatic hot-melting button wrapping machine the thread breaking detecting alarm device is arranged on the frame, the thread breaking detecting alarm device transmits thread breaking information to the control system when the button wrapping thread entering the winding mechanism breaks to guarantee that the machine stops working duringthread breaking, the thread breaking detecting alarm device can also emits notification to notify staff immediately after the thread breaking occurs, and manpower and material resource waste can be avoided.

The invention discloses a washing machine. The washing machine is provided with a connector structure externally connected with a container, the container is detachably connected with the connector structure, and an automatic putting mechanism is installed in the washing machine and connected with the connector structure. The washing machine comprises a first putting unit and a second putting unit, the first putting unit is installed in the washing machine, is a manual putting unit and comprises a water tank and a distribution box arranged in the water tank through drawing and pulling, and theautomatic putting mechanism is arranged on the water tank of the first putting unit; the second putting unit is an external putting unit and comprises a container with an additive, and the first putting unit and the second putting unit are provided with the shared putting water channel. According to the washing machine, the internal space of the washing machine is not occupied through the external additive container, the detergent putting structure of an existing washing machine is not influenced, and the washing machine is simple in structure, convenient to detach and beneficial to replacement and has high usability.

The invention relates to a laser cleaning device based on a flexible optical path. The laser cleaning device comprises a laser, a mechanical arm, a light guide arm and a scanning mechanism, wherein the light guide arm is fixedly connected on the mechanical arm, and can move along with the mechanical arm; the laser is arranged close to one end of the light guide arm; the scanning mechanism is arranged close to the other end of the light guide arm; laser projected from the laser enters the light guide arm from an incident end of the light guide arm and enters the scanning mechanism after being projected from an emergent end of the light guide arm; the scanning mechanism can perform two-dimensional rotation; and the direction of laser entering the scanning mechanism is adjusted, laser penetrates through the scanning mechanism to scan a cleaning part, and cleaning is completed. According to the laser cleaning device, the mechanical arm and the light guide arm are combined, the light guide arm can freely rotate at all angles along with the mechanical arm, a traditional hard optical path is changed into the flexible optical path, flexibility of the device is greatly improved, and automatic control is facilitated.

The invention discloses an improved left auricle occluder. The improved left auricle occluder comprises a sealing disc and an anchoring device, wherein the sealing disc is connected with the anchoring device; at least two flow stopping membranes are arranged in the sealing disc; a portion, which is matched with a left auricle, of the anchoring device is an anchoring net; and the anchoring net is a boneless structure. The whole anchoring device is a boneless structure. The anchoring device is knitted by metal wires, a far end of the anchoring device is in the shape of an opening, and a near end of the anchoring device is tucked, is connected with the sealing disc and is in the shape of a conical net; the far end of the anchoring device is opened and turned up towards the near end to form the anchoring net; and the anchoring net surrounds the conical net. By the improved left auricle occluder, a left auricle opening can be occluded in a multi-layered manner, force is uniformly distributed in the left auricle during anchoring, local stress concentration is eliminated, repeated release can be implemented, and the left auricle opening can be occluded effectively and reliably.

The invention discloses a multi-effect integrated kinetic energy bomb with hierarchical dissipation of impact energy. The multi-effect integrated kinetic energy bomb comprises a multi-effect bomb head assembly, a bomb body assembly and a launching assembly; and the three assemblies are mechanically inserted front and back. During extremely high-speed impact, the multi-effect bomb head assembly generates two-stage shear failure, buffer spring limit compression and first-stage impact failure, and an extremely large amount of impact energy is dissipated; during high-speed impact, the multi-effect bomb head assembly generates two-stage shear failure and compression of most of buffer springs, and a large amount of impact energy is dissipated; therefore, hierarchical dissipation of impact energy is achieved, i.e. the function of achieving high energy dissipation during short-distance high-speed impact and low energy dissipation during long-distance low-speed impact; and the kinetic energy bomb has triple non-fatal effects of kinetic energy striking, lacrimation dispersing and dyeing marking at the same time under different impact conditions, and the problems that an existing kinetic energy bomb is excessively large in short-distance power and insufficient in long-distance efficiency is fundamentally solved.

The invention relates to a high-power silicon nitride ceramic heating sheet and a fabrication method for a hard inner part and flexible outer part thereof. The fabrication method comprises the following steps of 1, granulating an insulation ceramic material; 2, fabricating cylindrical particles into insulation ceramic blanks, and drying the insulation ceramic blanks; 3, performing drying, granulation, formation, tabletting, degumming, sintering and cutting to the required heating ceramic sheet and a welding ceramic sheet; and 4, integratedly laminating the two insulation ceramic blanks which are formed already, the heating ceramic sheet and the welding ceramic sheet for hardening, degumming, sintering and cutting to a required shape. The fabrication method has the advantages that 1, rapid heating and accurate temperature control can be achieved; 2, the heating ceramic is very uniform in heat generation, and the thermal loss is very low; 3, the heating ceramic, the insulation ceramic and the welding ceramic are integratedly sintered, and no interface and good quality are achieved; and 4, the welding area is large, and the welding outgoing line is very firm.

The invention discloses a steel coil car, which comprises a car body, a travelling mechanism, a lifting seat and a lifting oil cylinder, and is characterized in that the travelling mechanism is arranged on the car body; the lifting seat is lifted in the car body under the control of the lifting oil cylinder; two rows of rollers are arranged at the top of the lifting seat; steel coils are placed on the rollers; and a bundling guide groove is formed between the two rows of rollers. The steel coil car can save individually configured pressing rollers, conveniently remove the banding straps of the steel coils or bundle up the steel coils and stably run on a roller table, is large in lifting stroke, is suitable for hot rolled steel coils and cold rolled steel coils, and can be widely applied to production lines of acid washing machine sets, cold rolling machine sets, recoiling machine sets and the like.

The invention discloses a detergent box and a washing machine. The detergent box comprises a closed box body with a cavity formed inside, a one-way venting structure and a liquid discharging device. Aliquid outlet is formed in the box body and used for being communicated with a putting pipeline of the washing machine to put detergent into a washing chamber of the washing machine; the one-way venting structure is used for balancing the pressure inside and outside the detergent box body; the liquid discharging device is disposed at the liquid outlet, the cavity in the box body is filled with detergent, and the detergent enters the putting pipeline of the washing machine from the detergent box body. The detergent box is sealed and unidirectionally ventilated; automatic putting can be achieved several times; the detergent box can be reused and is simple in structure, convenient to install and good in usability.

The invention relates to the technical field of fire fighting equipment, and particularly discloses a glass ball water spraying sprayer. The glass ball water spraying sprayer comprises a sprayer body, a glass ball and a water splashing disc. An installing base is arranged on the sprayer body and provided with a first through hole, a second through hole and a third through hole. A sealing plug is arranged in the first through hole and comprises a first stop column and a second stop column. One part of the end portion of the second stop column is a plane, and the other part of the end portion of the second stop column is a bevel. The installing base and the water splashing disc are connected through two support rods. The glass ball is fixed between the water splashing disc and the sealing plug through a pre-tightening screw, and the connecting line of the two support rods is parallel to the intersection line of the plane and bevel of the end portion of the second stop column. The two ends of the glass ball are in a spherical surface shape. The end, making contact with the glass ball, of the pre-tightening screw is provided with a pit matched with the spherical surface of the glass ball. An arc buffering pad is arranged in the pit, and a counter bore is formed in the center position of the sealing plug and internally provided with a buffering ring. The glass ball water spraying sprayer has the beneficial effects that the glass ball cannot be expanded broken, and the water spraying track cannot be influenced.