71results about How to "Avoid Interfering Effects" patented technology

The invention relates to a single-oscillating-arm leftward and rightward co-bending type numerical control pipe bending machine and belongs to the technical field of pipe processing. The numerical control pipe bending machine comprises a machine frame, a control unit, a feeding trolley, a machine head, a mold guide unit and a switching unit, wherein the feeding trolley, the machine head, the mold guide unit and the switching unit are installed on the machine frame and controlled by the control unit; the machine head comprises a clamping mold, a round mold, an oscillating arm and a pipe bending motor, the oscillating arm shares the same drive spindle with the round mold, and the pipe bending motor is used for driving the round mold and the oscillating arm to rotate to bend a pipe and to rotate at the leftward pipe bending position or the rightward pipe bending position in a switching mode; and the switching unit is controlled by the control unit to drive the machine head to move transversely or vertically perpendicular to the axial direction of the pipe to be bent relative to the machine frame so that the machine head can be driven to switch between the leftward pipe bending position and the rightward pipe bending position. By means of the single-oscillating-arm leftward and rightward co-bending type numerical control pipe bending machine, leftward and rightward co-bending can be achieved based on the single oscillating arm, the pipe bending quality can be effectively improved, and the numerical control pipe bending machine can be widely applied to the fields of air conditioners, aviation and the like.

The invention relates to an intelligent tea leaf picking machine and belongs to the technical field of agricultural machinery. The machine comprises a lowering device and a control circuit, wherein the lowering device is mounted on the upper part of a walking machine; the signal input end of the control circuit is connected to tea leaf image shooting and identifying devices; a support extended forwards from the walking machine is provided with a track extended forwards and backwards; a carriage which is supported on the track and a track screw rod form a screw pair; a shearing seat which forms a sliding pair with the carriage is arranged on the carriage; the shearing seat and a carriage screw rod form a screw pair; a cutter seat which forms a lifting screw pair with a vertical screw rod is arranged on the shearing seat; a horizontal rotating movable blade is arranged on the cutter seat; a sheared edge is formed between the movable blade and a fixed blade; a negative pressure tea leaf collecting pipe which is communicated with the lowering device is arranged on the upper part of the sheared edge; the control output end of the control circuit is respectively connected with a controlled end of each motor. Compared with the prior art that tea leaves are individually picked each time, the intelligent tea leaf picking machine has the advantages that the work efficiency is greatly improved, and the needs of picking and collecting the tea leaves are met.

The invention relates to a container highway and railway transferring system. The container highway and railway transferring system comprises a lifting device, a bi-directional side taking device anda container lorry loading and unloading device. The bi-directional side taking device transfers containers corresponding to the position of the lifting device to the position corresponding to the container lorry loading and unloading device, and/or, transfers containers corresponding to the position of the container lorry loading and unloading device to the position corresponding to the lifting device; the lifting device lifts and puts containers on a railway vehicle onto the bi-directional side taking device, and/or lifts and puts the containers on the bi-directional side taking device to therailway vehicle; and the container lorry loading and unloading device lifts and puts the containers on a container lorry onto the bi-directional side taking device, and/or lifts and puts the containers on the bi-directional side taking device to the container lorry. According to the container highway and railway transferring system, it does not need to interfere with a railway electrified contactnet, the highway and railway transferring link is simplified, the equipment cost and the running cost are reduced, the space utilization rate of a work place is increased, and the highway and railwaytransferring efficiency is improved.

The invention relates to the technical field of bridge construction, in particular to a bridge erecting machine for fast construction of prefabricated bridges. The bridge erecting machine includes a main truss, a rear fulcrum and a front fulcrum, wherein the main truss is provided with a crane for lifting prefabricated pier columns, prefabricated cover beams and steel main beams; the rear fulcrumcomprises a rear leg arranged at the rear end of the main truss and a middle rear leg positioned in front of the rear leg; the upper end of the middle rear leg is fixed on the main truss, and the lower end is provided with a rolling structure capable of driving the middle and rear leg to travel along the assembled bridge deck; the front fulcrum comprises a front leg and a leveling structure resting on the ground below the front end of the main truss; and the front leg is a vertical support structure whose lower end is supported on the leveling structure, and the upper end of the front leg is fixed on the front end and lower part of the main truss. The bridge erecting machine for fast construction of prefabricated bridges can complete the installation of all components such as the prefabricated pier columns, the prefabricated cover beams, the steel main beams and the like, can realize the simultaneous construction of the upper and lower structures of the bridge, and can effectively improve the construction efficiency of the site.

A packaging box conveying device for a full-automatic packaging machine for oral liquid, comprising a chain transmission box body with a chain transmission box body cavity and front and rear push rod grooves on the top plate of the chain transmission box body; chain transmission support frame , set in the box cavity of the chain drive box; the chain driven drive mechanism is set at the left end of the chain drive support frame; the chain active drive mechanism is set at the right end of the chain drive support frame; the left end of the front chain is set on the chain drive drive On the mechanism, the right end is sleeved on the chain driving mechanism, the left end of the rear chain is sleeved on the chain driven transmission mechanism, and the right end is sleeved on the chain driving mechanism; there are plural push rod mechanisms connected to the front , between the rear chains, when the front and rear chains move to make the packing box push rod mechanism correspond to the position of the front and rear push rod grooves, the packing box push rod mechanism upwards protrudes out of the front and rear push rod grooves. Avoid deviation or crossing of the packaging box; save labor; avoid interference with the work of the stacking mechanism.

The invention provides a wire grid structure of a terahertz wave band. The structure comprises a first circular ring, a second circular ring and a plurality of metal lines. The first circular ring and the second circular ring are bonded to each other, the plurality of metal wires are clamped and arranged at equal intervals between the first circular ring and the second circular ring, and each of the metal wires stretches across inner circles of the first circular ring and the second circular ring. The invention also provides a manufacturing apparatus of the wire grid structure. A method for manufacturing the metal grid structure in the invention is simple and a yield is high. Compared to a wire grid acquired by a traditional photolithography technology, by using the wire grid structure of the invention, cost can be greatly reduced on the basis of improving performance. In addition, since the wire grid structure of the invention is formed through separation after being winded by a winding method through using automatic control, substrate support does not need so as to eliminate an influence of interference and thus polarization transmission performance is increased.

The invention provides a display substrate, a preparation method and a display device. The display substrate comprises: a substrate, wherein a plurality of pixel units are limited by grid lines and data lines which are crisscross at one side of the substrate; a grid electrode for receiving a grid electrode driving signal of a corresponding GOA (Gate driven On Array) unit through the grid line of apixel unit row where the grid electrode locates; and an pull-up electrode which is electrically connected with a pull-up node of a GOA unit corresponding to a pixel unit row where the pull-up electrode locates; wherein the pull-up electrode and the grid electrode are separated at least through an insulation layer, an orthographic projection of at least one of the grid electrode and the grid lineon the substrate and an orthographic projection of the pull-up electrode on the substrate have an overlapped part. The preparation method is suitable for preparing the display substrate. According tothe display substrate of the invention, the pull-up electrode is manufactured within an pixel area, so as to form part or whole of a storage capacitance of a GOA circuit with the grid electrode/grid lines in the pixel area, thereby effectively reducing space occupation of the GOA circuit in a non-display area, and facilitating realization of the display substrate with a narrow frame.

Disclosed is a modular combined type medical semi-automatic drainage metering device. The device comprises a box base, a box body, a precision metering cylinder, a drainage pipe matched connection base, a vent pipe and a pair of hooks. A pair of liquid collecting bag hanging feet are arranged at the lower portion of the box base, and a box cavity bottom drainage outlet is formed in the bottom wallof the box body; the precision metering cylinder is arranged inside a box cavity; the drainage pipe matched connection base is fixedly connected with the top of the precision metering cylinder; the vent pipe is longitudinally fixed to the interior of the cylinder cavity, and the hooks are arranged on the side back onto the box body. The device is characterized in that a precision metering cylinder matched base is arranged at the upper portion of the side, facing the box body, of the box base, a precision metering cylinder limiting base is arranged on the side, facing the box body, of the boxbase, a precision metering cylinder sealing holder ring is arranged on the top wall of the box body, a drainage mechanism is arranged on the bottom wall of the box body, a piston type sealing mechanism is arranged at the lower portion of the precision metering cylinder and matched with the drainage mechanism, and a spanner extends on the side wall of the drainage pipe matched connection base. Thedevice is simple in structure, capable of avoiding contaminations generated on fingers of an operator during the liquid draining operation, good in modularized effect, capable of avoiding seepage dripping under the non-liquid-draining state, capable of ensuring he metering accuracy and good in box body balance effect.

The invention discloses a harmonic reducer cup-shaped flexible gear multi-tooth meshing composite stress solving method. The method comprises steps of firstly, solving three component forces, namely radial stress sigma 1, circumferential stress sigma 2 and shearing stress tau 12, of bending stress caused by supporting deformation of a flexible gear by a wave generator; solving the meshing tooth number N according to the geometrical relationship between flexible gear deformation and meshing; numbering the meshing tooth pairs respectively based on the meshing tooth number obtained in the S2, andextracting three component forces, namely radial stress sigma 1 ', circumferential stress sigma 2' and shearing stress tau 12 ', of the flexible gear tooth root torsional stress in the multi-tooth meshing process by using a finite element method. The bending and twisting combined stress of the flexible gear is calculated; and calculating the radial stress sigma r, the circumferential stress sigmac and the shear stress tau s on the basis of the combination of the thin-walled cylinder theory and the simulation analysis method. Bending stress and torsional stress of the cup-shaped flexible gearare effectively distinguished, the defect that a pure simulation method does not distinguish stress types is overcome, composite stress solving is more accurate, efficiency is higher, and a foundation is laid for stress analysis and service life prediction of the flexible gear.

The invention discloses a refrigerator which comprises a refrigerator body provided with an inner refrigerating compartment, an air duct, and an air return passage. The refrigerator body comprises a partition which divides the refrigerating compartment into a freezing chamber and a refrigerating chamber below the freezing chamber. The air duct is arranged on the rear wall of the freezing chamber. The air return passage is formed on the partition. A first end of the air return duct is communicated with the refrigerating chamber, and a second end of the air return passage is communicated with the air duct. The partition comprises a cover plate and a bottom plate below the same. The cover plate is connected with the bottom plate to form the air return passage. The cover plate is not smaller than 35Kg/m<3> in density and not smaller than 25mm in thickness. Interference of the freezing chamber of the refrigerator upon the return air passage is avoided, and vapor in return air is prevented from condensing and icing.

The invention relates to a container highway and railway transfer system. The container highway and railway transfer system comprises lifting devices, a lateral taking device and container truck handling devices. The lateral taking device is used for transferring containers corresponding to the positions of the lifting devices to the positions of the corresponding container truck handling devicesand/or transferring the containers corresponding to the positions of container truck handling devices to the positions of the corresponding lifting devices. The lifting devices are used for lifting the containers on railway vehicles, placing the containers on the lateral taking device, and/or for lifting the containers on the lateral taking device and placing the containers on the railway vehicles. The container truck handling devices are used for limiting the containers on container trucks and placing the containers on the lateral taking device, and/or for lifting the containers on the lateral device and placing the containers on the container trucks. The container highway and railway transfer system does not need to interfere with an electrified railway overhead line system, the highwayand railway transfer links are simplified, the equipment and operation cost is reduced, and the highway and railway transfer efficiency is improved.

The invention provides an expandable carriage structure for a vehicle. The vehicle comprises a chassis and a fixed carriage. The expandable carriage structure comprises a movable carriage, a left movable carriage support guiding mechanism, a right movable carriage support guiding mechanism, a movable carriage transmission mechanism and a power driving mechanism, wherein the movable carriage transmission mechanism comprises a left rack, a right rack, a gear shaft, a left gear and a right gear; the left rack is fixed at the bottom of a left roller carrier of the movable carriage, and the right rack is fixed at the bottom of a right roller carrier of the movable carriage; the middle of the gear shaft is supported on a group of gear shaft bearing blocks which are distributed at intervals; the left end of the gear shaft extends to the left movable carriage support guiding mechanism, and the right end of the gear shaft extends to the right movable carriage support guiding mechanism; the left gear is fixed at the left end of the gear shaft and is meshed with the left rack, and the right gear is fixed at the right end of the gear shaft and is meshed with the right rack; and the power driving mechanism is arranged on the chassis and connected with the gear shaft. The expandable carriage structure has the advantages that the moving stability and reliability of the movable carriage can be guaranteed; the assembly is flexible and convenient; the moving effect is good; the integrity of the bottom plate of the carriage can be guaranteed; and the operation space is increased.

The invention discloses an installation method of a daylighting roof, and relates to the field of a manufacturing method of room surface structures of buildings. According to the key points of the technical scheme, the installation method of the daylighting roof comprises the following steps that firstly, a rail way is ejected in the long edge of a parapet wall; secondly, a movable plate is machined on a room surface, and the movable plate slides on the rail way; thirdly, the first movable plate slides to the targeted position along the rail way, and the position is locked; fourthly, a subsequent next movable plate slides to the target position to be fixed after being machined on the room surface; and fifthly, glass is subsequently installed on a steel skeleton of the movable plate, and then binder mixing and port sealing are conducted. . The installation method of the daylighting roof has the beneficial effects that the daylighting roof is installed in a rail way forming mode, firstly, construction of scaffolds is avoided, the cost of the scaffolds is saved, and the construction efficiency is improved to a great extent; secondly, the labor input of scaffold building is reduced, helpers are reduced, and the safety potential danger is reduced; and thirdly, conflict with the interior decoration is avoided, and simultaneous operation can be conducted.

The invention discloses a shelf shelving plate structure. The shelf shelving plate structure comprises a shelf shelving plate body, reinforcing rib strips are arranged on one side of the shelf shelving plate body, reinforcing rib strip connecting wings are arranged on the two sides of the reinforcing rib strips correspondingly, the shelf shelving plate body is provided with shelving plate body combination points, and the reinforcing rib strip connecting wings are provided with connecting wing combination points. The shelf shelving plate structure is characterized in that at the parts corresponding to the shelving plate body combination points and the connecting wing combination points, active mutually-embedded mechanisms are constituted through mutual cooperation of the shelf shelving plate body and the reinforcing rib strip connecting wings, the active mutually-embedded mechanisms comprise shelving plate body stretching walls and connecting wing stretching walls, the shelving plate body stretching walls are combined with the inner sides of the connecting wing stretching walls, shelving plate body stretching wall embedding flanges are arranged on the lower parts of the shelving plate body stretching walls in an extending mode, circular-truncated-cone-shaped embedding cavities are constituted by the shelving plate body stretching wall embedding flanges, the connecting wing stretching walls are provided with shelving plate body stretching wall embedding flange cavities, embedding bosses are arranged at the centers of the shelving plate body stretching wall embedding flange cavities, the shelving plate body stretching wall embedding flanges are embedded into the shelving plate body stretching wall embedding flange cavities, and the embedding bosses are embedded into the circular-truncated-cone-shaped embedding cavities.

Provided is a rotary transformer test clamping device. The rotary transformer test clamping device is composed of a support (1), a pedestal (2), a horizontal radial adjusting mechanism (3), a vertical axial adjusting mechanism (4), a rotor positioning mechanism (5) and a fine adjustment rotary mechanism (6). The pedestal (2) is fixed on the support (1). The rotor positioning mechanism (5) is connected with the fine adjustment rotary mechanism (6). The horizontal radial adjusting mechanism (3) is connected with the vertical axial adjusting mechanism (4). A shell body of a rotary transformer (7) is fixed on a positioning flange (8). The positioning flange (8), the intermediate flange (9), the outer flange (10) and an adjusting screw I (11) form the horizontal radial adjusting mechanism (3). The rotary transformer test clamping device has the advantages of accurate and simple clamping, convenient usage and reliable test data.

The invention provides a single-side dual-control hollow glass built-in louver with labor-saving operation, and belongs to the technical field of shading hollow glass products. The single-side dual-control hollow glass built-in louver with labor-saving operation comprises a window body, inner glass, outer glass, a curtain piece turnover transition mechanism, a venetian blind, a drive controller for driving the venetian blind to rise and fall and curtain pieces to turn over, a curtain piece turnover traction rope, a venetian blind lifting traction rope, a corner base and a turnover shaft. The drive controller comprises a curtain piece turnover inner control mechanism, a curtain piece turnover outer control mechanism, a venetian blind lifting inner control mechanism and a venetian blind lifting outer control mechanism. The single-side dual-control hollow glass built-in louver with labor-saving operation is characterized in that the drive controller further comprises a balance weight anda traction rope connecting base, the balance weight is connected to the lower portion of the venetian blind lifting inner control mechanism, the traction rope connecting base is fixed to the window body, the upper portion of the traction rope connecting base is further sleeved with the middle of the curtain piece turnover traction rope, and one end of the venetian blind lifting traction rope is fixed to the lower portion of the traction rope connecting base. The interference influence on opening of adjacent windows is avoided; the shielding effect is good, and the privacy and the safety are guaranteed; dies are saved, and the assembly efficiency is improved; the structure is compact; labor is saved in operation.

The invention discloses a high-speed elevator compensation rope tensioning device. The device comprises a mounting bottom plate, a front guide rail, a rear guide rail, a guide wheel box, a damping buffering mechanism and a group of compensation ropes; the mounting bottom plate is fixed at the bottom of an elevator shaft pit; the middle of the guide wheel box in the length direction is simultaneously in direct sliding fit with the front guide rail and the rear guide rail at the position of a receding cavity of the guide wheel box, a plurality of counterweight plates are arranged at the lower part of a guide wheel box cavity in the length direction of the guide wheel box cavity in an overlapped state, and compensation rope wheels are arranged at the positions, corresponding to the positionsabove the counterweight plates, at the left end and the right end of the guide wheel box cavity correspondingly; the part, located at the position corresponding to the position of the middle of a guide rail connecting cross beam, of the damping buffering mechanism is arranged on a guide wheel box top plate of the guide wheel box and is connected with the middle of the side, which faces downwards,of the guide rail connecting plate; and one ends of the group of compensation ropes are connected with the lower part of a car, the middle parts of the group of compensation ropes sleeve the compensation rope wheels, and the other ends of the group of compensation ropes are connected with a counterweight block. According to the device, the structure is simplified, and manufacturing and assemblingare convenient; the space occupation of the elevator shaft pit is reduced; and the safety is guaranteed.

The invention belongs to the field of road roller equipment and particularly relates to an oriented vibrating wheel system of a driving gear box structure of a road roller. The oriented vibrating wheel system comprises a vibrating wheel, a rotating shaft, a forward eccentric block group and a reverse eccentric block group with the rotating direction opposite to that of the forward eccentric block group, wherein a direction-variable gear set is used for connecting the forward eccentric block group and the reverse eccentric block group, and changing the directions of the forward eccentric block group and the reverse eccentric block group and transferring power between the forward eccentric block group and the reverse eccentric block group; key joint fit with radial activity allowance is adopted between a power output shaft of the direction-variable gear set and a power output shaft of the forward eccentric block group, or between the power output shaft of the direction-variable gear set and a power input shaft of the reverse eccentric block group, or between the power output shaft of the direction-variable gear set and the power output shaft of the forward eccentric block group as well as the power output shaft of the direction-variable gear set and the power input shaft of the reverse eccentric block group. By using the oriented vibrating wheel system, the whole operating life of an inner gear can be effectively prolonged; in addition, influences of motion asynchrony, instant transmission impact and the like caused by small machining and assembling coaxiality errors of all parts and clearances among a plurality of layers of bearings are made up through one or more-layer key joint transmission.

A heavy-type inverted studded thread bolt mounting tooling and a use method of same. The tooling includes: a sling frame, which is provided with a main beam, a sub-beam at one side of the main beam, ajoint which is arranged on the middle of the other side of the main beam and is extended, and a clamping plate arranged on the outer end of the joint. Sling holes, which are arranged in an isoscelestriangle shape, are formed in two ends of the main beam and the sub-beam. The top ends of the sling holes arranged in the isosceles triangle shape are located on the outer end of the sub-beam and arelocated at the extension line of the central line of the joint. A clamping thread hole, which is matched with the structure of a to-be-mounted inverted studded thread bolt, is formed on the outer endof the clamping plate. When the sling frame is under an idle or loaded status, the gravity of one side of the is larger than that of one side of the joint with the sling frame as the central line, sothat the sling gravity is located between the sling holes, which are arranged in an isosceles triangle shape, between the main beam and the sub-beam. The structure effectively overcomes position interference of a sling hoisting rope and corresponding equipment parts, and ensures that the inverted studded thread bolt can be maintained to be balanced, stable and safe during the slinging and moving processes.

A photovoltaic panel with a self-cleaning function disclosed by the present invention comprises a mounting rack, supports are fixedly connected to the periphery of the bottom of the mounting rack, a photovoltaic panel is fixedly connected to an inner cavity of the mounting rack, mounting grooves are transversely formed in the front and rear sides, away from the photovoltaic panel, of the mounting rack, a cleaning rack is arranged at the top of the photovoltaic panel, and the cleaning rack is fixedly connected to the bottom of the mounting rack. A solar power generation panel is embedded in the back face of the top of the cleaning frame, through the arrangement of the cleaning mechanism, two electric sliding rails and two sets of electric sliding rail sliding seats are in synchronous displacement fit, a cleaning silica gel strip can slowly move in a cleaning area on a photovoltaic panel, the cleaning comprehensiveness of the photovoltaic panel is improved, a driving source is provided through an electric motor, and the cleaning efficiency is improved. A driving belt wheel and two groups of driven belt wheels are in belt transmission fit, two groups of cleaning silica gel strips are driven by two rotating rods to comprehensively clean impurities attached to the photovoltaic panel, and a water supply mechanism is arranged, so that the cleaning effect of the cleaning silica gel strips on the photovoltaic panel is further enhanced.

The invention discloses a method and a device for controlling cellulose pulp processing. The device comprises a box body, a support cylinder is arranged at one end of the box body, a hollow shaft is rotatably mounted at one section of the side surface of the support cylinder, vertical pipes are fixedly connected to the other end of the hollow shaft, and transverse plates are fixedly welded to thetwo ends of the vertical pipes; and a connecting rod is fixedly welded to the other ends of the transverse plates, a motor is rotatably installed on the surface of one side of the connecting rod through a shaft. The vertical pipes are rotatably connected into the box body, the motor is installed in combination with the transverse plates and the connecting rod to achieve rotary stirring, and transverse pipes with conical heads and small holes are installed at intervals, so stirring and smashing of fibers are facilitated, a medicament can be conveniently and directly added into the device, the uniformity is ensured, the convenience and stability of use can be greatly improved, and the uniformity and high efficiency of medicament addition and control are ensured.