139results about How to "No hindrance" patented technology

The present invention provides an air purifier, which comprises: a power supply PCB connected to the fan motor to receive a power supply supplied from an external power supply port; a main PCB receiving a power source supplied from the power supply PCB; a sensor device electrically connected to the main PCB; a flow conversion PCB that receives a power supply from the power supply PCB and controls the driving of the gear motor to switch the direction of the air flow generated in the blower fan; and a plurality of PCB cables connecting any of the power supply PCB, the main PCB, and the flow conversion PCB.

The present invention provides one kind of double layer cartilage tissue engineering rack comprising one compact layer and one loose layer communicated each other. The rack has excellent biological performance, sufficient cell tissue holding space, certain blocking effect and capacity to allow nutritious matters to pass through freely. It is used in repairing human body's cartilage tissue and constructing extracorporeal cartilage tissue. It is made through preparing solution of different concentrations with acid extracted collagen, freeze drying to obtain collagen sponge, flattening, injecting collagen solution of different concentration, and drying for the second time to obtain the double layer cartilage tissue engineering rack. The rack has the pore size controlled through controlling the concentration of the solution.

The present invention relates to an accessible circular knitting machine (1) with an improved spinning head, comprising bottom legs supporting needle cylinders (3), wherein the needle cylinders are arranged to enable the axes (3a) to be perpendicular to each other and actuated to rotate about the axes (3a) thereof relative to the bottom legs (2), the bottom legs (2) also support a yarn guide carrier (4) arranged above the needle cylinders (3), the yarn guide carrier (4) is supported by an arm (5), the arm extends out from the top of a column (6) vertically rising from the areas of the bottom legs (2) in a manner of suspension arm, and the areas are spaced broadwise relative to the needle cylinders (3).

The invention provides a MDGC apparatus comprising a cryotrapping means capable of cooling at least twice a portion of a chemical sample and provided with detector means disposed upstream of the cryotrap and allowing identification of the said portion of the chemical sample to control the residence time of the latter in the cryotrapping means.

The invention discloses a passive self-adaption magnetorheological deceleration strip. The passive self-adaption magnetorheological deceleration strip comprises a gear shaft, a cylinder rack, a deceleration strip, a winding, a stator iron core, a ring magnet, an annular magnetic yoke, a multi-disc magnetorheological brake and a real time electric energy control module, the upper end of the cylinder rack is fixedly connected to the deceleration strip while the lower end thereof is opened with a blind hole, the blind hole is sleeved out the outer surface of the stator iron core, the winding is wound out the outer surface of the stator iron core, the ring magnet and the annular magnetic yoke are stacked in the blind hole at the lower end of the cylinder rack at interval, the lower end of the cylinder rack is connected with a support spring II and a piezoelectric generating set II, the gear shaft is matched with the cylinder rack, the multi-disc magnetorheological brake is mounted on the gear shaft. The passive self-adaption magnetorheological deceleration strip can adjust the rigidity of the deceleration strip at real time and automatically according to the vehicle speed of the vehicle and have no obstruction action to the vehicle at low speed, the comfort is increased, the vehicle and deceleration strip are protected for reducing the speed for the vehicle at high speed for having the reasonable reminding and punitive action.

The invention discloses a cleaning nozzle. The cleaning nozzle comprises a nozzle body capable of moving along an object to be cleaned. The nozzle body is provided with an air inlet. A gas gathering area around the air inlet is formed on the lower side of the nozzle body. An opening where gas mingled with garbage passes through is arranged at the front end of the gas gathering area. Gas around the nozzle can enter into the gas gathering area all around and enters into the air inlet. A rib capable of guiding gas mingled with garbage to enter into the air inlet is arranged below the air inlet. The length direction of the rib is vertical to the front and back direction of the nozzle body, and the air inlet is divided into a front air inlet and a back air inlet. The invention further provides a cleaning trolley which uses the cleaning nozzle. As the rib arranged below the air inlet can guide gas mingled with garbage entered from the opening of the front gas gathering area into a nose air intake, the suction efficiency of the nozzle is high and the practicality is great.

The invention relates to an air purifier, which comprises a purifying main body, one side of the purifying main body is provided with an air inlet, a filter and a fan are arranged sequentially along an air flow path in the purifying main body, and the entire purifying main body is covered by the filter; the purifying main body is provided with an air passage at a position corresponding to the fan; the air passage is communicated with an air outlet formed in one side of the purifying main body; a flow guide plate for air flow is arranged at one side of the fan, the flow guide plate is divided by ribs, and the ribs are in contact with the filter. The air purifier is small in size and lightweight, and therefore is convenient to carry, the air supply and filtering power is high, active air supply is adopted, breathing resistance is low, and the air purifier is comfortable.

The invention relates to an apparatus for bobbin removal in a winding machine, which apparatus has a winding spindle (2.1) which is held in a projecting fashion and serves to wind at least one bobbin (3). The apparatus comprises a plurality of pivot arms (4.1, 4.2) which each have a free plug-on end and an opposite retaining end. The pivot arms are held on a pivot shaft (5) by the retaining ends and at least one of the pivot arms is held such that it is aligned with the winding spindle of the winding machine in order to remove the bobbin into a removal position. In order to be able to replace the bobbin in the tightest possible space, the invention proposes orienting the pivot shaft horizontally. In this case, the pivot arms are guided in a vertically oriented guide plane.

The invention discloses an advertising device automatic control method, which belongs to the technical field of advertising display. The method adopts an advertising device with the control method comprising the following steps of firstly controlling a second motor to rotate or stop anticlockwise through a microprocessor according to the rotary period values of two motors, and rotary time values and stop time values of the motors; then controlling a third motor to rotate or stop clockwise; meanwhile, sensing the humidity of weather and transmitting to the microprocessor through a humidity sensor, processing a humidity signal value through the microprocessor, transmitting the humidity signal value and preset motor rotary time values to a first drive unit at the same time to control a first motor to forward or reverse; meanwhile, sensing the brightness of the weather through a brightness sensor and transmitting to the microprocessor; processing a brightness signal value through the microprocessor, and controlling the on or the off of an LED (Light-emitting Diode) light. The advertising device automatic control method provided by the invention can solve the problems that the existing high-rise advertising board has less information content, and an advertising box body is immersed easily so as to enable the advertising content to be indistinct and damaged since a rainshed cannot be set.

The invention relates to a device and method for blocking a human body when an elevator landing door is not normally opened. The device comprises a blocking start part and a blocking part. The blocking start part is composed of a large rotating disc, a small rotating disc, a pawl tripping mechanism, a rotating disc push rod and a starting part base, wherein the large rotating disc and the small rotating disc are connected with pawls respectively, and pawl tripping opening hooks are arranged below the pawls. The blocking part is composed of a locking hook, a blocking piece and a blocking part base. The method includes the steps that firstly, people can not enter an elevator cage when the elevator cage is not on a certain landing and the landing door of the landing is not normally opened, and therefore the safety protection effect is achieved; when the elevator cage arrives at the certain landing, the normal use of an elevator is not influenced. The casualty accident that people fall off a building from the landing door of the elevator can be prevented, and potential safety hazards can be eliminated; due to the mechanical blocking structure, blocking is visible and reliable.

The invention belongs to the technical field of chemical-looping combustion, which particularly relates to a method for applying a mesocellular silica hollow sphere iron-based oxygen carrier in the chemical-looping combustion of combustible gas. The method uses a mesocellular silica hollow sphere serving as a carrier and Fe2O3 serving as an active kernel to prepare an iron-based oxygen carrier based on the mesocellular silica hollow sphere. In the oxygen carrier, the mass percent of the Fe2O3 is 60-90%. By utilizing the oxygen carrier, the chemical-looping combustion of single components including H2, CO, CH4 and the like or combustible gas can be achieved. The mesocellular silica hollow sphere serving as the carrier not only has a large cavity structure, but also can store much Fe2O3, and further is provided with a through mesocellular channel so that matter diffusion is not affected. In addition, an inert carrier SiO2 does not react with the Fe2O3, thereby avoiding loss of the Fe2O3. Furthermore, the Fe2O3 kernel is separated through a mesocellular casing, thereby avoiding sintering of the Fe2O3. The oxygen carrier has good reaction activity and stability and long service life in the chemical-looping combustion process of the combustible gas.

The invention discloses a hydraulic chuck turning clamp of a numerically controlled lathe. The hydraulic chuck turning clamp comprises a circular clamp body, wherein three same arc chutes which are not concentric are arranged on the circular clamp body; a fixing pin capable of sliding in each arc chute is arranged inside each arc chute, and a baffle block is fixed at the outer end of the fixing pin through a fastener. According to the hydraulic chuck turning clamp of the numerically controlled lathe disclosed by the invention, the fixing pin is long in sliding travel route inside each arc chute, and suitable for soft claws with different clamping sizes, saves various support plates with different dimensions, and reduces the turning cost; the deformation degree of the clamping surface of each soft claw is small; the hinder of each support plate disappears in the turning process; the clamping surface of each soft claw can be completely turned; and the turning quality is guaranteed, so as to increase the processing quality of a work-piece.

The invention belongs to the field of chemical looping combustion and particularly designs an application method of a nickel (Ni)-loaded mesoporous silicon dioxide hollow sphere iron-based oxygen carrier. According to the invention, a mesoporous silicon dioxide hollow sphere is taken as a carrier, NiO servers as an active catalytic ingredient and is loaded on the outside surface of the hollow sphere and the surfaces of mesoporous passages, Fe2O3 serves as an active oxygen-carrying ingredient and is filled into the inside cavity of the hollow sphere, and then, an iron-based oxygen carrier based on the Ni-loaded mesoporous silicon dioxide hollow sphere is obtained; in the Ni-loaded mesoporous silicon dioxide hollow sphere iron-based oxygen carrier, the mass percent of the NiO and the mass percent of the Fe2O3 are respectively 0.1-2% and 58-90%; and the direct chemical looping combustion of solid fuels, such as coal, biomass and the like, can be achieved by using the Ni-loaded mesoporous silicon dioxide hollow sphere iron-based oxygen carrier. The Ni-loaded mesoporous silicon dioxide hollow sphere iron-based oxygen carrier has the advantages of excellent reaction activity and stability and long service life during the process of the direct chemical looping combustion of the solid fuels, such as the coal, the biomass and the like.

This invention discloses an E-mail receiving system and a method for preventing rubbish mails, in which, when the system receives E-mails, it examines if the received E-mails contain hold up ciphers of the addressees according to the rule to decide if it receives the mails sent by the addressers, the method against rubbish mails includes: a user utilizes said receiving system to set and modify the hold up cipher so as to filter rubbish mails sent by strangers.

The invention discloses a solar cell panel, comprising a glass plate, a photocell slice and a back plate which are overlapped in sequence, wherein a first adhesive for ultraviolet rays to penetrate through is arranged between the glass plate and the photocell slice; and a second adhesive containing an ultraviolet ray cut-off agent is arranged between the photocell slice and the back plate. In the invention, the encapsulation loss of the solar cell panel is lower than that obtained by directly using a double-layer ethylene-vinyl acetate copolymer (EVA) containing the ultraviolet ray cut-off agent, and other properties of the solar cell panel are substantially as same as those of the EVA containing the ultraviolet ray cut-off agent; it is proved by an anti-ultraviolet experiment that the structure provides a better protection to the back plate in comparison with the double-layer EVA without the ultraviolet ray cut-off agent and has no difference with the double-layer EVA with the ultraviolet ray cut-off agent. By using the combining method, the encapsulation loss of the module can be reduced by 0.5% on the premise that the production cost of the module is not increased.

The invention discloses a plant protection device for landscape engineering. The plant protection device comprises a plurality of upright pillars which are sequentially distributed, wherein each upright pillar comprise a base and a support rod, the base is buried in the ground, the support rod is welded to the top of the base, C-shaped clamp blocks are welded to the tops and bottoms of the outer walls of one side of the support rod, and clamp slots of the two clamp blocks are oppositely arranged; fixing mechanisms located above the clamp blocks are welded to the tops of the outer walls of onesides of multiple support rods, and tarpaulins are fixed among the fixing mechanisms; a fence is clamped between two clamp blocks of each support rod and comprises a thin film and a sunshade net, thetops and bottoms of the thin film and the sunshade net are crimped into tubular structures, and ropes are inserted into the tubular structures. According to the plant protection device, the heat preservation and sunshade of landscape flowers and grass can be respectively realized, and the fences surrounding the outsides of the flowers and the grass can be adjusted, so that the flowers and grass indifferent states can be maintained.

The invention discloses a combined steaming oven (10') with a cooking chamber. The cooking chamber is outwards defined through a bottom (14), walls (15, 16, 18 and 20) and a door (22). The cooking chamber (12) is provided with a steam generator and a first heating device (28) which is arranged on at least one of the walls (15, 16, 18 and 20). The bottom (14) is provided with a second heating device (30). Both the two heating device (28 and 30) are arranged outside the cooking chamber (12). The bottom (14) is constructed as a cooking area (32) provided with the second heating device (30). The walls (15, 16, 18 and 20) are constructed as a heating area (31) provided with the first heating device (28) respectively. The cooking area (32) can be pulled out from the cooking chamber (12) in a drawer mode. Therefore, when the cooking area (32) is positioned inside or outside the cooking chamber (12), dishes can be prepared on the cooking area (32).

The present invention provides a hole drilling apparatus and method for a cutting machine, which can prevent air leakage of a perforating thin sheet material, wherein the hole drilling apparatus (1) is provided with a hollow cylindrical rotation drill (5) rotating about an axis (5a), inside a hollow hole (5b) there is provided an extrusion pin (6), the upper portion (6a) of the extrusion pin (6) extends above the handle portion (5d) of the rotation drill (5), the lower end (6c) of the extrusion pin (6) relatively extends below the cutter tip of the rotation drill, the extrusion pin (6) is supported by a supporting mechanism (7) and connected with a pedal plate (8) to ascend and descend, a drive cylinder (9) drives the extrusion pin (6) in a manner of being connected with the pedal plate (8), thereby discharging drilling cuttings (4b) from the rotation drill (5) in a proper processing mode, and if the drilling cuttings (4b) are left inside the holes of the thin sheet material (4), the air leakage can be prevented.

The invention relates to the technology field of the zone control for electric illumination, which discloses an energy saving light scene synchronous controller, and comprises a light scene instruction register and an energy saving light scene control instruction generating device. The light scene instruction register is used for storing a two-phase data bus and separating a light scene instruction inputted by a two-phase data bus signal receiver and a digital control signal decoding device by lights. The energy saving light scene control instruction generating device is used for that sensor data signals are received from the outside to generate an energy light scene instruction; or, according to the sensor data signals received from the outside, the stored light scene instruction is received from the light scene instruction register, and the generated energy saving light scene control instruction or the obtained light scene instruction drives a lamp control functional unit to control light scene of a lamp by the two-phase data bus. With utilizing the invention, on-off consistency of the whole light scene is kept, implementation cost is lowered, the purpose of energy saving is reached by a method that the light scene is directly changed.

The invention belongs to the technical field of hardware machining equipment, in particular to an efficient punching device for a hardware thin plate. The efficient punching device for the hardware thin plate comprises a left frame, a first belt pulley, a flat belt, a first connection rod, a second belt pulley, a third belt pulley, a right frame, a second connection rod, a fourth belt pulley, stopping blocks, a pushing handle, containing plates, sliding blocks, slide rails, a power unit and a speed reducing motor; the power unit comprises movable blocks, a bottom plate, a servo motor, a rotating shaft, a plane spiral plate, a center gear, a planet gear, a gear ring, a double-head cylinder and a telescopic cylinder; the lower portion of each stopping block is of a sector-shaped structure, and the arc face of each sector-shaped structure is provided with a protrusion; the number of the movable blocks is two, and the movable blocks are located in linear holes of the containing plates, andmake contact with the side walls of the linear holes; the middle portions of the stopping blocks are hinged to the movable blocks; the hinged positions of the stopping blocks coincide with the circlecenters of the sector-shaped structures of the stopping blocks; and the stopping blocks are designed into a rotatable type. The efficient punching device for the hardware thin plate can achieve rotation of the stopping blocks, and the situation that materials are hindered by the stopping blocks cannot occur.

A manufacturing process of a smoke waste heat exchanger for a radiant tube burner sequentially comprises the steps of assembling of an external air guide tube and an air inlet tube, assembling of a sealing head and an external fin heat exchange tube, assembling of the external fin heat exchange tube, the external air guide tube, the air inlet tube and a jacketed tube, assembling of a special flange, a smoke guide tube and a blocking plate, assembling of an air inlet flange and a reinforcing tube, assembling of a heat exchange ring, an air jet flow tube, a bending tube and a middle guide tube, assembling of the smoke guide tube, a smoke outlet flange and a smoke outlet tube, and assembling of a flow baffle and lifting lugs. The steps are bridged well, and are proper, the production efficiency is improved, meanwhile, the welding process is flexible and changeable, the welding deformation amount is small, and the welding line quality is greatly improved. According to the manufacturing process, the welding quality is good, and the production efficiency is higher.

The invention discloses a nosiheptide-colistin sulfate premixed agent which comprises 0.5-4 portions of nosiheptide, 1-10 portions of colistin, and the carriers of calcium carbonate, zeolite powder, corn flour, etc. for the rest in every 100 weight portions. The preparation method is as following. The raw materials are added in a mixing machine by the sequence of the carriers, the colistin sulfate, the nosiheptide and the carriers, and mixed evenly to make into powdery nosiheptide-colistin sulfate premixed agent. Or the nosiheptide and the carriers can be mixed fully firstly, then the colistin sulfate is dissolved in the water and sprinkled evenly on the mixture of the nosiheptide and the carriers. After being granulated, dried and screened, the mixture is made into the granular-typed nosiheptide-colistin sulfate premixed agent, the granularity of which is 30-60 mesh. The nosiheptide-colistin sulfate premixed agent of the invention is added in feedstuffs. The content range of the nosiheptide in every kilogram of overhead price feedstuff is 0.5-20mg, and the content range of the colistin sulfate in every kilogram of overhead price feedstuff is 2-40mg.

The invention relates to the field of robots. A cable mobile robot comprises a movable car body (8), bearing cables (12), a bearing cable power supply (14) and a wireless communication base station (6). The movable car body (8) can freely move on the bearing cables (12) erected in advance. The bearing cable power supply (14) can provide electric power for the movable car body (8) through the bearing cables (12) so that a movable car body car-mounted sensor (11) installed on the movable car body (8) can normally work. Wide-range and long-distance automatic monitoring and operating are achieved. A movable car body wireless signal transceiver (1) can establish a wireless communication channel together with the wireless communication base station (6) to conduct information communication.

The invention discloses an outburst coal seam circumferential flow supply hole protection and pressure relief sieve pore drill rod. A drill rod body is formed by combining an outer pipe and an inner pipe, a plurality of axial flow supply channels are formed in the circumference of the drill rod body, and a circular-diameter inner slag discharging channel is formed in the center of the drill rod body; and a spiral groove or an axial groove or a plane is formed in the outer surface of the outer pipe of the drill rod body, and slag discharging sieve pores which are communicated with the inner slag discharging channel and avoid the flow supply channels are formed in the spiral groove, the axial groove and the plane. The drill rod is an inner slag discharging channel drill rod with circumferential flow supply, the diameter of the drill rod can be close to the diameter of a drill bit, the drill rod has the hole protection and pressure relief functions and can be used for conventional drilling and cableless directional drilling of an outburst coal seam, and if a cable passing pipe and a built-in communication cable thereof are installed in the axis of the inner pipe of the drill rod, the drill rod can also be used for cable passing directional drilling.

The invention discloses a long-cuting self-lubricating large oil barrel, it embeds a oil storing box at one side of the sliding base, the oil storing box is arranged with oil core, heavy ball and lubricating oil, by using the capillary phenomenon, the lubricating oil in the oil storing box are distributed into the oil containing cotton in the sliding base, the lubricating oil are coated onto the track when the oil containing cotton moves along the track; the ball moves on the track, realizes the long life lubrication; the end of the oil core is penetrated with a heavy ball, the oil core end can maintained at the lowest part in the oil storing box because of the weight of the heavy ball, the oil storing box can supply lubricating oil along with the assembling direction of the sliding base and the sliding tract.

The invention relates to the field of air purification, in particular to a light leakage prevention supporting structure of a UV light source of an air disinfecting machine. The UV light source comprises a lamp tube, a lampshade comprises a protective cover used for covering one end of the UV lamp tube and a light shield used for covering the other end of the UV lamp tube, an opening formed in thelight shield is opposite to an opening formed in the protective cover. Connecting rods are connected between the opening of the light shield and the opening of the protective cover in a bridging mode, annular light shielding pieces used for being arranged on the periphery of the UV lamp tube in an empty sleeving mode are fixed to the connecting rods and are perpendicular to the connecting rods. Amethod that a light shielding plate is arranged at an air inlet and an air outlet is replaced with a method that the lamp tube is covered with the lampshade, and besides, the outer part of the lampshade is in the shape of a bullet, so that wind resistance is reduced. The air treatment efficiency of the air disinfecting machine is improved.

The invention discloses a suspended LED (light-emitting diode) multispectral shadowless lamp, which comprises a rectangular guide rail, shadowless lamp heads, an air supply ceiling and an operating table, wherein the rectangular guide rail and the air supply ceiling are arranged above the operating table, the air supply ceiling is arranged at the inner side of the rectangular guide rail, the rectangular guide rail and the air supply ceiling are fixedly arranged on a ceiling board, and the rectangular guide rail is provided with the shadowless lamp heads. Each shadowless lamp head comprises a first LED lamp bead S1, a second LED lamp bead S2, a third LED lamp bead S3, a fourth LED lamp bead S4, a fifth LED lamp bead S5, a free-form surface collimating lens L, a first dichroic mirror D1 and a second dichroic mirror D2. According to the shadowless lamp disclosed by the invention, illumination angle regulation and horizontal displacement are realized, the shadowless rate of a system is improved, and the mounting process of the shadowless lamp is simplified. At the same time, the shadowless lamp disclosed by the invention solves the problem of the prior LED operation shadowless lamp that colored shadows can appear, and the resolution ability for operation wound tissue is improved.

The drawer box is constructed so that the back wall (14) and the edge of the base remote from the front panel (11) are off-set towards the front panel from the rear end faces of the side rails (12,13) remote from the front panel. A shelf or container can be fitted by a holder at the back of the drawer and each holder can be formed as a hook so that the shelf can hang thereon. The drawer box is designed for a sink cupboard.

The invention provides a walking type surveying device for road and bridge detection. The walking type surveying device comprises a frame structure. The relative rear end of the frame structure is sleeved with an extension structure, and the tail end of the extension structure is slidably provided with a spraying structure. A balance structure is rotationally connected to the position, close to the upper end, of the frame structure, the balance structure comprises an inner mounting plate, a sleeving shaft and a balance ring, the inner mounting plate of the balance structure is fixed to the balance ring through the sleeving shaft on the outer side in a sleeving mode, four horizontal balls are further arranged on the inner mounting plate, and a lifting structure is mounted in the middle of the balance structure; a walking structure of the whole device is mounted at the lower end of the frame structure; a clamping sliding block can slide left and right on the mounting plate, so that a sprayer clamped and mounted at the outer side end of the clamping sliding block can perform spraying at any position, and the sprayer is mainly used for performing spraying for marking when the whole device detects a bad position, so that the workload is further reduced.