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146results about How to "Leave no gaps" patented technology

Satellite-borne high-power power conditioning unit platform of extensible structure

ActiveCN103619145AGood mechanical conditionMeet environmental test requirementsMagnetic/electric field screeningCircuit arrangements on support structuresPower controllerRemote control
The invention discloses a satellite-borne high-power power conditioning unit platform of an extensible structure. The satellite-borne high-power power conditioning unit platform of the extensible structure comprises a plurality of function modules, remote control and remote measurement flex-rigid printed boards, main error amplifier EMA modules, complete machine bus bars, an upper cover plate, a rear cover plate and side cover plates, wherein the function modules comprises the charge-discharge conditioning modules, the shunt conditioning modules and the remote control and remote measurement modules, the number of the charge-discharge conditioning modules and the number of the shunt conditioning modules are determined according to a power design objective, the main body of each function module is of a wholly-hollowed-out pentahedron structure, the side cover plates are installed after all the function modules are vertically arranged in a stacked mode, every two adjacent function modules are connected with each other through a protruding lug, each remote control and remote measurement flex-rigid printed board is installed in a cavity in the top of the corresponding function module, each error EMA module and each complete machine bus bar are installed in two cavities in the back side of the corresponding function module respectively, and the overall arrangement of the interior of each function module is layered and three-dimensional. The satellite-borne high-power power conditioning unit platform of the extensible structure can meet the environmental testing requirement of satellite-borne electronic equipment and can also meet the heat radiating requirement of a complete machine.
Owner:NO 513 INST THE FIFTH INST OF CHINA AEROSPACE SCI & TECH

Automatic shellfish collection device

The invention discloses an automatic shellfish collection device. The automatic shellfish collection device comprises a shoveling device, a diagonal conveying device and a filtering and collecting device. The shoveling device comprises an arc-shaped shovel blade with a low front side and a high rear side, a filtering plate fixedly connected with the rear side of the arc-shaped shovel blade and a plurality of shovel blade connection rods, wherein the front ends of the shovel blade connection rods are fixedly connected with the arc-shaped shovel blade. The diagonal conveying device comprises an upper diagonal driving belt, an upper rolling rod, a lower rolling rod and a an upper stop plate, the upper diagonal driving belt is arranged in rear of the filtering plate, the upper rolling rod and the lower rolling rod are arranged at the upper end and the lower end of the upper diagonal driving belt respectively and drive the upper diagonal driving belt to rotate, and the upper stop plate is arranged above the upper diagonal driving belt. The rear ends of the shovel blade connection rods are fixedly connected with the top of the upper stop plate. The filtering and collecting device comprises a filter screen with a high front side and a low rear side and a V-shaped net cage arranged in rear of the filter screen, and the filter screen is arranged in rear of the upper diagonal driving belt. The automatic shellfish collection device has the advantages of simple structure, low collection cost, high efficiency and low missing rate.
Owner:GUIPING PRODIVITY PROMOTION CENT

Air conditioner and air conditioner door plank control method and device

The invention discloses an air conditioner and an air conditioner door plank control method and device. The method comprises the steps that the air conditioner door plank control method comprises the following steps that a drive motor is used for controlling a door plank of an air conditioner to move in the first direction; in the process of controlling the movement of the door plank in the first direction, whether the door plank encounters an obstacle or not is detected; and if the door plank encounters the obstacle, the drive motor is used for controlling the door plank to move by the preset distance in the second direction, the rotation angle of the drive motor is offset after the door plank moves by the preset distance, and the drive motor is used for controlling the door plank to move in the first direction again according to the rotation angle obtained after compensation. Accordingly, when it is detected that the door plank encounters the obstacle every time, the rotation angle of the drive motor is offset, it can be guaranteed that after the obstacle is removed, the door plank of the air conditioner can be closed tightly without gaps, the product attractiveness degree is guaranteed, and the experience of users is enhanced.
Owner:GD MIDEA AIR-CONDITIONING EQUIP CO LTD

Flow construction method of underground pipe gallery inner mold system

The invention relates to a flow construction method of an underground pipe gallery inner mold system. A pair of mold frame automatic control units is arranged on the same section of a pipe gallery. During construction, after top mold plates, side mold plates and corner mold plates stretch to design positions, an independent early demounting mold plate is mounted at the clearance position of the two top mold plates; complete supporting is formed by the top mold plates, the side mold plates, the corner mold plates and the early demounting mold plate, and pouring is carried out; after concrete reaches certain strength, the top mold plates, the side mold plates and the corner mold plates retract and move to the next work station along with trolleys; and meanwhile, the early demounting mold plate is kept in a supporting state, the early demounting mold plate is demounted after the concrete reaches certain strength, and the demounted early demounting mold plate and the mold frame automatic control units reaching the next work station cooperate to complete subsequent supporting. According to the method, the mold demounting wait time is shortened, the movement and preparation time of the mold frame automatic control units is saved, and repeated utilization is convenient.
Owner:CHINA FIRST METALLURGICAL GROUP

Three-dimensional greening heat-preserving module

Provided is a three-dimensional greening heat-preserving module. A module body is formed by integrally connecting a bottom plate, an upper border, a lower border, side borders, a transverse partition plate and a longitudinal partition plate, wherein the side borders are vertically arranged on the two sides of the upper surface of the bottom plate, the upper border and the bottom plate are upwards arranged at the upper end of the upper surface of the bottom plate obliquely with an included angle between the upper border and the bottom plate, and the upper border, the side borders and the bottom plate form a wedged bearing and inserting groove; the lower border and the bottom plate are upwards arranged at the lower end of the upper surface of the bottom plate obliquely with an included angle between the lower border and the bottom plate, and the lower border, the side borders and the bottom plate form a wedged bearing and inserting groove; the transverse partition plate and the longitudinal partition plate are arranged in the space defined by the upper border, the lower border, the side borders and the bottom plate in an intersection mode and divide the space into planting grooves arranged in the shape of grids; a plurality of small through holes are formed in the inclined face of the upper border and form drip irrigation holes; a plurality of small through holes are formed in the inclined face of the transverse partition plate and the inclined face of the inclined frame and form overflow holes. The three-dimensional greening heat-preserving module takes the heat-preserving performance and the greening performance of wall both into consideration, construction and watering are convenient, and the purposes of the energy conservation function, the heat preservation function, the fireproof function, the waterproof function, the greening function, the decoration function and other various functions of a building are achieved.
Owner:JINING BLANC STEREO GREENING

Ceramic tiles packaging machine

The invention belongs to the field of intelligent packaging device, and particularly relates to a ceramic tiles packaging machine. The ceramic tiles packaging machine comprises a conveying device forconveying the ceramic tiles, a paperboard conveying device for conveying a paperboard to a packaging station, a grabbing device for grabbing ceramic tiles from the conveying device to the packaging station and a packaging device for packing ceramic tiles with the paperboard. The packaging device comprises a bearing seat, two rotating folding devices, two straight-line folding devices and a plurality of ear folding devices. The bearing seat is used for bearing the paperboard and the ceramic tiles, the two rotating folding devices are arranged on two sides of the bearing seat, the two straight-line folding devices are arranged on the other two sides of the bearing seat, and the plurality of ear folding devices are arranged under the two straight-line folding devices and are used for bendingthe paperboard rim angle inward. The ceramic tiles packaging machine can make the packaging paperboard closely fit the ceramic tiles, so that a gap between the ceramic tiles and the packaging paperboard does not exit, the ceramic tiles cannot move during the transportation process, and the risk of collision is reduced.
Owner:GUANGDONG EDING IND

Spreading plain bumper for concrete pouring

The invention relates to a spreading plain bumper for concrete pouring. The spreading plain bumper for concrete pouring comprises a compaction box, a compaction motor, a compaction device and a spreading mechanism. The compaction motor is mounted in the compaction box, the compaction device is mounted on the front end face of the compaction box, the spreading mechanism is mounted at the lower endsof the left inner side wall and the right inner side wall of the compaction device, the compaction device comprises a compaction mounting frame, and through holes are formed in the left inner side face and the right inner side face of the compaction mounting frame. A compaction connecting plate is mounted in the through holes in a sliding fit mode, round holes are formed in the compaction connecting plate, and vibration motors are evenly mounted on the upper end face of the compaction connecting plate. According to the spreading plain bumper, the problems that in the concrete pouring process,a vibration rod is not perpendicular when inserted into concrete, inserting is too slow, pulling out is too fast, the compaction effect is poor, the procedures are tedious, and the work efficiency islow can be solved, the function of automatically compacting and spreading the concrete can be achieved, and the advantages that the procedures are simple, the compaction process meets the process requirement, the compaction effect is good, and the work efficiency is high are achieved.
Owner:珠海德姿建材有限公司

Uniformly distributing and discharging type automatic boxing machine and method for melons and fruits

The invention discloses a uniformly distributing and discharging type automatic boxing machine and method for melons and fruits. The boxing machine comprises a feeding conveying mechanism, a distributing device, a packing box positioning device and a lifting shifting device. A packing box is arranged on the packing box positioning device. The discharge end of the feeding conveying mechanism is located above the packing box. The distributing device is arranged in the packing box, and is connected with the discharge end of the feeding conveying device. The lifting shifting device for controlling the height of the discharge end of the feeding conveying mechanism is arranged between the packing box positioning device and the feeding conveying mechanism. The boxing method comprises the following steps that the packing box is placed on the packing box positioning device, and during the process that melons and fruits are fed in the packing box continuously by the feeding conveying mechanism, the height of the distributing device and the position of the packing box are adjusted continuously through the lifting shifting mechanism, so that the distributing device is always located at a part above the middle of the packing box to realize the layer-to-layer uniform distribution of melons and fruits. Uniform distribution, soft discharging, and no impact during the melon and fruit boxing process can be realized, and moreover, the boxing efficiency can be improved effectively.
Owner:GUANGDONG TECHN COLLEGE OF WATER RESOURCES & ELECTRIC ENG

Elastic structure formed by insertion-type connection and used for external corner bead as well as protective structure for external corner of parapet wall

PendingCN110295713AAdapt to unevennessNeatly coveredCovering/liningsDiagonalFastener
The invention discloses an elastic structure formed by insertion-type connection and used for an external corner bead. The elastic structure comprises an external-corner-bead fastener and an external-corner fastener which can be connected together in a face-to-face manner by insertion, wherein the external-corner fastener is provided with two wall fixing plates which are fixed to the two side walls of the external corner of a wall respectively; a connecting part of the two wall fixing plates extends out in the direction opposite to the direction of the diagonal line of the included angle between the two wall fixing plates to form a clamping plate; a clamping structure is arranged at one end of the clamping plate; correspondingly, the inner side of the external-corner-bead fastener extendsout in the direction of the diagonal line of the included angle between the two wall fixing plates to form a clamped structure; and the clamped structure on the external-corner-bead fastener and the clamping structure on the external-corner fastener can be connected together in a clamped manner and separated from each other in the direction of the diagonal line of the included angle between the two wall fixing plates. On the basis of the elastic structure, the invention also discloses a protective structure for the external corner of a parapet wall. The elastic structure has the beneficial effects of being capable of well adapting to the uneven state of the external corner of the face of the wall and ensuring that two wings of the external corner bead cover a parapet wall board neatly without leaving gaps.
Owner:GREENTOWN DECORATION ENG GRP CO LTD

Horizontal duct wall penetrating system and construction method thereof

The invention discloses a horizontal duct wall penetrating system and a construction method thereof. The horizontal duct wall penetrating system comprises a duct assembly, a fixing ring and a sealinglayer; the duct assembly horizontally penetrating through the wall and includes a duct, a casing arranged on the outer side of the duct in a sleeving mode, and a connecting assembly that connects theduct to the casing fixedly; the length of the casing is adapted to the thickness of the wall, and a gap is reserved between the casing and the duct; a fireproofing plugging material is filled in the gap; the connecting assembly include a bolt, an outer washer and an inner washer; the bolt is arranged in the casing, the fireproofing plugging material and the duct in sequence in a penetrating mode;the outer washer is arranged between the outer wall of the casing and the bolt in a laid mode, and the inner washer is arranged between the inner wall of the duct and the bolt in a laid mode; and thefixed ring is arranged on the duct in a sleeving mode, the duct is fixed to the inner side face of the wall, and the sealing layer is sealed on the outer side of the fireproofing plugging material. Bymeans of the horizontal duct wall penetrating system, the technical problems that when a traditional duct is installed, the danger is high, the labor consumption is high, the casing is easily pressedto be broken, and the plugging effect is not good.

Pipe joint connected with pipe

PendingCN110043722AReduce bending curvatureAvoid damageJoints with sealing surfacesEngineeringAxial length
The invention provides a pipe joint connected with a pipe. The pipe joint connected with the pipe comprises a joint body, an inner ring and a screw cap, wherein a transition section is arranged between an expanding conical surface of a projection part of the inner ring and a reducing conical surface of the projection part of the inner ring; the axial length of the transition section is 15 percentto 30 percent of the axial length of the projection part; an included angle between a tangent line at any point on the outer surface of the transition section and the axial direction of the inner ringis 0 degree to 35 degrees; and an included angle between the axial direction of the inner ring and the expanding conical surface is larger than an included angle between the axial direction of the inner ring and the reducing conical surface. The outer surface of the transition section of the projection part and the inner wall of the pipe form surface contact, so that the action area is increased;an extrusion action force between the outer surface of the transition section of the projection part and the inner wall of the pipe is dispersed, and the bending curvature of the pipe is further reduced through the transition section, so that the damage on the pipe is reduced, and the expanding conical surface and the inner wall of the pipe tightly contact and are fastened; and the included anglebetween the axial direction of the inner ring and the expanding conical surface is larger than the included angle between the axial direction of the inner ring and the reducing conical surface, so that the pipe is prevented from outwards slipping off along the reducing conical surface under the high-temperature environment.
Owner:张春燕

Overlap joint device between water retaining curtains

The invention discloses an overlap joint device between water retaining curtains, and relates to a curtain overlapping process for solving the problems in overlapping and fixing between adjacent water retaining curtains and the problem of water leakage, and the process refers to that curtains and anchor blocks are distributed in the edge positions of adjacent curtains in a staggered manner. The overlap joint device provided by the invention is used for water retaining below large scale water surfaces. The overlap joint device is composed of two curtains and two anchor blocks, the curtains are connected with the anchor blocks through two cables respectively, the curtains adopt water-stopping structures, the cables are connected with the curtains, and one ends of the cables are fixed on the anchor blocks. Adjacent curtains are overlapped in a crossing manner in edge positions, and the overlap joint between the curtains is achieved through the fixing of the anchor blocks and the cables. After the mounting, under the effect of water flow, the two curtains cling to each other mutually, no clearance is left, water flow passing is stopped, and the purpose of treating low temperature water is achieved. According to the process, no component is required to be added on the curtains, the construction is convenient and quick, the operation is simple, impacts on a power station putting into running are small, and construction and maintenance costs are low.
Owner:THE FRONTIER TECH RES INST OF TIANJIN UNIV

Blowing type multi-cavity alternative powder mixing machine

The invention discloses a blowing type multi-cavity alternative powder mixing machine and relates to the technical field of powder mixers. The machine specifically comprises a base, a mixing cylinder,air blowing mechanisms, a feeding cylinder and a pressing mechanism, wherein a motor is mounted in the middle of the interior of the base; the mixing cylinder is fixed above a supporting disc; the air blowing mechanisms are arranged on the outer side of the mixing cylinder at equal intervals in a surrounding mode; each air blowing mechanism is composed of an annular air pipe, a hollow cylinder, aconnecting pipe and a string pipe; the feeding cylinder is fixed above a connecting disc; and the pressing mechanism is arranged in the middle of the upper surface of the top plate. The invention discloses a blowing type multi-cavity alternative powder mixing machine. With a stirring sleeve driven by a rotating shaft, a stirring rod on the stirring sleeve performs mechanical rotation action, so that the purpose that the stirring rod stirs powder is achieved; refrigerant pipes are evenly arranged on the outer side of the motor and used for taking away heat generated by work of the motor, so that the purpose that the motor is cooled is achieved, the motor can obtain good heat dissipation protection, and work is more stable.
Owner:无锡诚智炼钢辅助材料有限公司

Precise positioning to form local laser pattern process

InactiveCN102285264AIngeniously solve the problem that the printing cannot be directly and accurately positionedPrecise positioningPattern printingLaser patterningPrinting ink
The invention relates to a process for forming local laser patterns by accurately positioning, which sequentially comprises the following steps of: (1) designing ideal positions and shapes for a laser patterned area and an ink printed area, and sleeving a designed ink printed area b at the periphery of a designed laser patterned area a; (2) forming a semi-finished laser patterned area C on a printing-bearing film, and enabling the laser patterned area C to cover the designed laser patterned area a and exceed the designed laser patterned area a from each direction all around; and (3) accurately printing ink on the designed ink printed area b by using an ink-printing manner to form an ink printed area B, wherein the ink fills up concave and convex grains of laser patterns on an overlapped part of the ink printed area B and the semi-finished laser patterned area C, the laser effect of the overlapped part vanishes, the semi-finished laser patterned area is shortened to a laser patterned area A and then the printing-bearing film capable of being accurately sleeved with the laser patterned area A and the ink printed area B is obtained. The process for forming the local laser patterns byaccurately positioning can enable the ink printed area to be accurately sleeved with the laser patterned area.
Owner:SHANTOU KINGSPACK TECH

Jolt-ramming system for concrete pouring and concrete pouring jolt-ramming technology

ActiveCN108930410ARealize the function of automatic vibrationSolve efficiency problemsBuilding material handlingEngineeringStructural engineering
The invention relates to a jolt-ramming system for concrete pouring and a concrete pouring jolt-ramming technology. The jolt-ramming system comprises a jolt-ramming box, a jolt-ramming motor and a jolt-ramming device; the jolt-ramming motor is mounted inside the jolt-ramming box, the jolt-ramming device is mounted on the front end face of the jolt-ramming box, the jolt-ramming device comprises a jolt-ramming mounting frame, and through holes are formed in the left and right side faces of the jolt-ramming mounting frame; a jolt-ramming connecting plate is mounted in the through holes in a sliding fit mode, circular holes are formed in the jolt-ramming connecting plate, vibration motors are evenly mounted on the upper end face of the jolt-ramming connecting plate, vibration rods are mountedat the lower ends of the vibration motors, and the vibration rods penetrate through the circular holes; and jolt-ramming mechanisms are mounted on the right side face of the jolt-ramming connecting plate. According to the jolt-ramming system for concrete pouring and the concrete pouring jolt-ramming technology, the problems that in the concrete pouring process, the vibration rods are not vertically inserted into concrete, are inserted into the concrete excessively slowly and are pulled out of the concrete excessively quickly, the jolt-ramming effect is poor, and the working efficiency is low can be solved; and an automatic jolt-ramming function on the concrete can be achieved, and the jolt-ramming system for concrete pouring and the concrete pouring jolt-ramming technology have the advantages that the technology is simple, the jolt-ramming process conforms to the technological requirements, the jolt-ramming effect is good, and the working efficiency is high.
Owner:中国电建集团湖北工程有限公司
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