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125results about How to "Open space" patented technology

Device for detecting comprehensive performance of high-speed precision ball screw pair

The invention provides a device for detecting the comprehensive performance of a high-speed precision ball screw pair, belongs to the technical field of detection of ball screw pairs, and relates to a device for detecting the comprehensive performance of an oiled and cooled high-speed precision hollow ball screw pair. The device is provided with a lathe bed of which an inner cavity has a U-shape groove structure; a power component is installed in the U-shape groove at the left end of the lathe bed; an angle encoder is arranged in a servo motor of the power component; an output shaft of the servo motor is connected with a torque sensor through a coupler; the coupler is installed between the torque sensor and the detected ball screw pair; the torque sensor is installed in the inner cavity of the lathe bed through a torque sensor support; an eddy current sensor is installed on a bracket of the eddy current sensor and the inner cavity of the lathe bed through a magnetic seat. The device can detect the comprehensive performance of different types of ball screw pairs, can be used for detecting multiple items, is particularly convenient to detect a hollow screw, is convenient to detect, install and adjust, wide in detection range and simple in structure and is provided with an electric pump.
Owner:大连高金数控集团有限公司 +1

Prefabrication integral casting building structure system with cast-in-site haunched beams, and construction method for prefabrication integral casting building structure system

The invention discloses a prefabrication integral casting building structure system with cast-in-site haunched beams. The prefabrication integral casting building structure system comprises cast-in-site pillars, the cast-in-site haunched beams, prestress superposed beams, and cast-in-site floor slabs; each prestress superposed beam comprises a prestress prefabrication beam and a cast-in-site part, wherein the prestress prefabrication beam comprises a beam body and a prestress steel stranded wire which is embedded into the beam body and is taken as a main rib; a plurality of form erection holes are formed in the beam body in the longitudinal direction; the cast-in-site haunched beams are connected to an adjacent pillar along one direction; the prestress superposed beams comprise main beams and secondary beams; and the main beams are connected with the adjacent pillar which is vertical to the haunched beams in the other direction, and the secondary beams are connected with the haunched beams. The haunched beams are used as the main beams, so that the middle height of the main beams can be reduced effectively, and pipelines can be arranged on the middle parts of the beams; therefore, the story height of a building can be reduced. Through holes, through which the pipelines can pass, of the middle parts of the main beams can reduce the story height further.
Owner:杨峰

Trash dumping device

The invention discloses a trash dumping device. The whole set of the device comprises a manipulator and a trash can, the trash can is clamped by the manipulator to be lifted, trash can covers are opened, and the trash can is rotated to dump rubbish. The manipulator is installed on a trash car platform, the manipulator is pushed by a four-stage telescopic hydraulic cylinder to clamp the trash can to lift the trash can upwards to reach a designated position, push rods on the two sides of the trash can is pushed by a poking piece to rotate, front and rear side trash can covers are driven by the push rods to move backwards and rotate, the push rods, the trash can covers, rocking rocks and the can body are of dual-rocking-rod mechanisms, and the opening and moving of the trash can covers are achieved. A manipulator arm is driven by the stepping motor to clamp and rotate the trash can, the poking piece is restored after trashes are dumped, and the push rods are restored with the help of thetorsion springs which are installed on the inner sides of the push rods to drive the trash can covers to be restored and closed. The trash dumping device has the advantages that the designing structure is compact, the trash can service life is long, fully automatic loading and unloading of the trashes can be achieved, and therefore the labor intensity of environmental sanitation workers is significantly reduced.
Owner:XIANGTAN UNIV

Press-fitted film inserting means of press-fotted paper manfacturing equipment

In contact-bonding film insertion means included in contact-bonded paper manufacturing apparatus which produces releasable and expandable contact-bonded paper such as postcards (Q) by inserting a contact-bonding film (F) carried on a vertically movable support plate (51) between opposed paper pieces (Pa, Pb) of folded cut paper (P) by paper pushing means (60), the cut paper (P) having been transferred by paper transfer means (20) and folded by paper folding means (30), and subsequently by extracting the support plate (51) from the paper piece (Pa, Pb) by support plate extracting means (55) to supply the paper (P) into which only the contact-bonding film F is inserted to paper contact-bonding means (70) and paper cutting means (80), a slope (51y) which is downward-inclined toward its tip to form substantially an acute angle at the tip is provided on a periphery (51x) of the support plate (51) included in the contact-bonding film insertion means, the periphery (51x) which includes the slope (51y) having a shape being preferably curved upward with respect to the main body of the support plate (51). This structure allows smooth insertion of the contact-bonding film (F) between the paper piece (Pa, Pb) without occurrence of jamming or other problem even if the paper (P) is extremely curled to have concave and convex deformations on its surface through printing or other process.
Owner:MATSUSHITA SEIKO CO LTD

Drilling, blocking, fracturing and water injecting integrated structure and using method thereof

The invention discloses a drilling, blocking, fracturing and water injecting integrated structure. The integrated structure comprises a pumping steel pipe and a coal mine roadway, wherein the pumping steel pipe is sequentially provided with two sets of fracturing grouting holes and two sets of water injection holes, two sets of sealing rings are welded and installed on the pumping steel pipe and are correspondingly arranged in parallel, through holes are formed in the sealing rings, liquid injection pipes are welded to the inner side walls of the through holes, and expansion capsules are welded to the outer side walls of the sealing rings. According to the drilling, blocking, fracturing and water injecting integrated structure and an using method thereof, through the multi-section structure of the pumping steel pipe, a water injecting pump, a booster pump and a fracturing pump are used in cooperation, so that the integrated structure has the effects of blocking, fracturing, grouting and water injecting at the same time when used, compared with the prior art, the integrated structure has the advantages of being simpler and more efficient in construction, repeated and sequential operation of blocking, fracturing, grouting and water injecting is not needed, so that the operation efficiency is greatly improved.
Owner:山西银锋科技有限公司

Ash removing device for photovoltaic module

InactiveCN104259121AOpen spaceUnlimited manpower supply conditionsCleaning using toolsCleaning using gasesPhysicsSolar cell
An ash removing device for a photovoltaic module comprises an upper support, a lower support, a left support rod and a right support rod which are sequentially fixed connected to form a rectangular frame. Ash removing brushes parallel with the left support rod and the right support rod are disposed between the left support rod and the right support rod. An ash removing brush motor for driving the ash removing brushes to rotate is disposed on the lower support. Upper traveling drive wheels and an upper traveling motor for driving the upper traveling drive wheels to rotate and lower travelling drive wheels and a lower traveling motor for driving the lower traveling drive wheels to rotate are respectively disposed on the horizontal plane of the upper support and the horizontal plane of the lower support. A solar panel is disposed above the upper support and used for powering the ash removing brush motor, the upper traveling motor and the lower traveling motor. The ash removing device has the advantages that the solar panel is used for powering all the motors, the ash removing device rotates the ash removing brushes and moves along the lateral frame of the photovoltaic module, and an environment-friendly ash removing effect is achieved.
Owner:杜吉良

A lotus leaf and haw tea substitute and a preparation method thereof

The present invention relates to a lotus leaf and haw tea substitute and a preparation method thereof. The lotus leaf and haw tea substitute is prepared from the following raw materials packaged with three-dimensional tea bags: lotus leaves, haws, poria cocos, Chinese yam, jujube and finger citron. The preparation method includes the following steps: first, crushing and granulating the raw materials, successively picking, screening, washing, drying and sterilizing ingredients of the raw materials, then putting the ingredients into the three-dimensional tea bags by a granulating machine according to the weight ratio of each ingredient, and finally boxing the three-dimensional tea bags and delivering the finished products from storage. The lotus leaf and haw tea substitute has effects in activating blood circulation to dissipate blood stasis, eliminating summer heat and relieving restlessness, reducing blood fat, reducing weight, dredging blood vessel, etc. The lotus leaf and haw tea substitute adopts entirely new independent three-dimensional tea bags, and is convenient, quick, and instant ready to drink after brewing, eliminating the need for cumbersome tea washing process; also, customers do not need to worry about the dregs of decoction when drinking water; and it is more convenient to wash teacups.
Owner:YUZHOU DINGXIN CHINESE MEDICINE TECH CO LTD

Underground excavation type column-free arched subway station structure and construction method thereof

The invention provides an underground excavation type column-free arched subway station structure and a construction method thereof. The underground excavation type column-free arched subway station structure comprises a chamber defined by an arch cover, a side wall secondary liner and an inverted arch; a middle plate perpendicular to the side wall secondary liner is arranged between the arch cover and the inverted arch, the chamber is divided into an upper half section chamber and a lower half section chamber by the middle plate, and the middle plate comprises a straight middle plate and an arched middle plate; the straight middle plate comprises a straight middle segment and straight two-side segments, the arched middle plate comprises an arched middle segment and arched two-side segments, and the straight middle segment and the arched middle segment are of an integral structure. According to the underground excavation type column-free arched subway station structure, the design practice of the subway station in China for many years is broken through, the column-free situation of a public area of a platform layer of the subway station is successfully achieved, middle supporting of a floor slab is provided through the arch-shaped structure, the force bearing demands of large mid-span floor slabs are met, the space between the arched middle plate and the straight middle plate is used as an in-station rail top air flue, the using function of the station is met, and the problem that a current rectangular rail top air flue is large in construction difficulty is solved.
Owner:QINGDAO METRO LINE 1 CO LTD

Stationary orbit ultra-large type assembling satellite platform configuration and assembling method

The invention provides a stationary orbit ultra-large type assembling satellite platform configuration. The configuration comprises a mother platform, a first module cabin, a second module cabin, a first functional cabin, a second functional cabin, a first connecting truss, a second connecting truss, a first energy module, a second energy module, a first mechanical arm and a second mechanical arm,wherein the mother platform carries out comprehensive management and control on a whole satellite; the first module cabin and the second module cabin are connected with the mother platform and are used for providing a mounting platform for a ultra-large platform single-machine module; the first functional cabin and the second functional cabin are connected with the first module cabin and the second module cabin and are used for carrying a working load; the first connecting truss and the second connecting truss are mounted on the first energy module and the second energy module respectively; and the first mechanical arm and the second mechanical arm are installed on an east side and a west side of the mother platform correspondingly. The configuration can be used for an ultra-large comprehensive satellite platform, on-orbit maintenance of the satellite platform is facilitated, development cost is low, a platform configuration space is open, and energy utilization efficiency is high.
Owner:SHANGHAI SATELLITE ENG INST

Clean room easy to disassemble and assemble

The invention provides a clean room easy to disassemble and assemble. The clean room easy to disassemble and assemble comprises side walls, a top plate and a bottom plate, wherein each side wall comprises a plurality of load-bearing columns arranged at intervals and guard plates located between every two adjacent load-bearing columns, a plurality of through holes are formed in each load-bearing column from top to bottom, the bottom ends of the through holes are connected to connecting bases in an inserted mode, the connecting bases are fixedly arranged under the ground surface, the bottom ends of the load-bearing columns are fixed to the connecting bases through connecting pieces, two-way connecting clamping grooves are transversely formed along the top ends of the guard plates, each two-way connecting clamping groove comprises a first clamping groove body and a second clamping groove body which are connected at a 90-degree angle in two directions, and the first clamping groove bodies are connected with the top ends of the guard plates; the top plate is of a plate-like structure, one end of the top plate is connected with the guard plates through the second clamping groove bodies, and the top plate is formed by splicing a plurality of top plate units; the bottom plate is laid on the ground of a space defined by the side walls and the top plate, and a closed space is defined by the bottom plate, the side walls and the top plate. According to the clean room structure, the weight of the top plate, all process pipelines in technical interlayers and equipment can be well borne, and quick assembly and disassembly of the clean room can be achieved.
Owner:JIANGSU SUZHOU PURIFICATION TECH

Ultrahigh molecular weight polyethylene simulation ice plate

InactiveCN106977791AEasy constructionFast assembly and disassemblyMicro nanoPolymer science
The invention discloses an ultrahigh molecular weight polyethylene simulation ice plate. The simulation ice plate is characterized by being prepared from the following materials in parts by weight: 80 to 100 parts of ultrahigh molecular weight polyethylene, 0.3 to 2 parts of coupling agent, 1 to 3 parts of lubricating agent, 5 to 20 parts of glass microbeads or talcum powder, 0.003 to 0.02 part of fluorescent whitening agent, 0.4 to 1 part of ultraviolet light absorber, 0.1 to 0.2 part of antioxidant, 0.2 to 1 part of lubricating agent microbeads, 0.1 to 0.5 part of mineral oil microbeads and 0.7 to 2 parts of nucleating agent, wherein the lubricating agent microbeads are micro-nano polyethylene wax solid microbeads prepared by an electrospinning process; the glass microbeads and the nucleating agent are microcapsules covering organic matters outside inorganic matters prepared by a spray drying method; the simulation ice plate is easy to machine and mold, and has superior friction and abrasion performance; by adopting the composition, the heat resistance, impact resistance, weather resistance and size stability are improved, a superior performance cost ratio is achieved, the abrasion resistance is improved greatly, and the application range of an ultrahigh molecular polyethylene material, especially the application on the simulation ice plate, is extended greatly.
Owner:河南省金航工程塑料有限公司
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