153results about How to "Convenient interspersed" patented technology

The invention discloses a prestressed concrete superimposed sheet with steel trusses and a manufacturing method, and belongs to the technical field of architectural engineering. The prestressed concrete superimposed sheet structurally comprises prefabricated bottom plates, transverse steel bars and a superimposed layer, two sides faces, in the length direction, of each prefabricated bottom plate are inclined faces, a wedge-shaped edge joint is formed between every two adjacent prefabricated bottom plates, the wedge-shaped edge joints are filled with high-strength grouting materials, longitudinal prestress steel bars are distributed in the prefabricated bottom plates in the length direction, and the transverse distribution steel bars are arranged in the width direction. The upper portion of each prefabricated bottom plate is provided with at least one steel truss in the length direction, the transverse steel bars are arranged below the steel trusses in the width direction of the prefabricated bottom plates in a penetrating mode, the prefabricated bottom plates can be connected together, the superimposed layer is poured to the prefabricated bottom plates, and superimposed layer transverse steel bars and superimposed layer longitudinal steel bars are arranged in the superimposed layer. The prestressed concrete superimposed sheet has the advantages of being good in overall stress performance, large in application span, excellent in fireproof effect and high in factory production efficiency, enabling site operation to be easy and convenient and the like.

The invention belongs to the technical field of beekeeping and particularly relates to a culture method for Chinese honeybees. The culture method for the Chinese honeybees comprises the steps: S1. providing beehives; S2. carrying out hiving; S3. carrying out propagation period management; S4. carrying out bee colony queen breeding; S5. carrying out swarming; S6. carrying out bee colony merging; S7. carrying out honey-getting; S8. enabling bee colonies to live through summer and winter; S9. feeding the bee colonies and preventing bee theft; S10. carrying out disease and insect pest control on the Chinese honeybees; S11. disinfecting beekeeping equipment; S12. preventing and treating chaos bee clusters; and S13. preventing and treating swarming fever. According to the method, the provided beehives facilitate bee colony observation, swarming and merging and can help the bee colonies to safely live through summer, absconding is reduced, the beehives are warm in winter and cool in summer, the bee colonies have no need of migration, and feeding can be carried out at fixed points; the yield and quality of honey can be improved; and the culture method disclosed by the invention can be used for solving the difficult problems in a Chinese honeybee culture process that the colony population is small and the quantity of plant diseases and insect pests is large.

The plant stalk pot making process has simple apparatus used, less investment and low cost, and the plant stalk pot is used in cultivating and transplanting seedling and becomes fertilizer for the plant after degradation. The making process includes adopting plant stalk as main material, adding alkali solution to raise pH value to over 9, stocking for softening, crushing, adding acid solution to regulate pH to neutral, mixing with additive, molding, demolding, and drying. The weight ratio among plant stalk, alkali solution, acid solution and additive is 1 to 0.2-0.6 to 0.06-0.2 to 0.02-0.08. The present invention is suitable for cultivating seedling and pot cultivation.

The invention relates to a wind power generation tower prestress anchor bolt cage which comprises an anchor bolt, an upper flange and a lower flange. The anchor bolt penetrates through an anchoring nut, the lower flange, a positioning nut, an anchor bolt casing pipe, an adjusting nut, the upper flange, a T-shaped flange at the bottom of a wind power generation tower and a locking nut in sequence. The upper flange is an annular steel plate, an anchor bolt hole is an inverted-cone hole, and the adjusting nut can support the upper flange and adjust the levelness of the upper flange; the lower flange is an annular steel plate, a lower flange support bolt and a support nut bear the weight of the lower flange and can adjust the levelness of the lower flange, the lower flange is fixed through a pressing nut, and the lower flange support bolt is supported on a base plate. According to the wind power generation tower prestress anchor bolt cage, the anchor bolt and foundation concrete are separated through the anchor bolt casting pipe, the anchor bolt applies pretension force, and the concrete is subjected to the stress; the position and levelness of the upper flange are adjusted through the adjusting nut; the inverted-cone hole of the upper flange enables the center area, the inner edge and the outer edge of the T-shaped flange at the bottom to be pressed against the upper flange more tightly, and the inverted-cone hole is filled with sealing materials. The wind power generation tower prestress anchor bolt cage enables the integrality of the connection of a tower frame and the foundation to be good, is even in rigidity, and improves durability and anti-fatigue performance of connection.

The invention discloses an electromagnetic force feedback type puncture operation control system. The system comprises a puncture needle device and a force feedback-type control device; an electric push rod is mounted on a robot through a connecting flange; a needle holding part comprises a connecting assembly and a puncture needle telescopic protective sleeve, the connecting assembly is connectedto a sliding block of the electric push rod, the puncture needle telescopic protective sleeve comprises an outer sleeve and an inner sleeve, the outer sleeve is detachably connected to the connectingassembly, and the inner sleeve is telescopically sleeved by the outer sleeve; the tip of a puncture needle extends out of the inner sleeve; the force feedback-type control device comprises a controlhandle, a force feedback assembly and a main controller, an operating rod of the control handle is rotatably or slidably mounted on a base, and a travel switch touched by the operating rod is arrangedon the base; and the force feedback assembly comprises an electromagnet and a force measuring sensor used for detecting resistance borne by the puncture needle, the operating rod is fixedly connectedto a magnet, and the magnet is located within the magnetic field induction range of the electromagnet. The invention further provides robot puncture equipment.

The invention relates to a punching and hot riveting type precise binding machine. The machine comprises a punching unit and a hot riveting unit, which are arranged on a base in parallel, wherein the punching unit comprises a punching fixed base, a cover plate, a handle, a punching slider, a drill, paper pressing devices and a pipe cutting device; the drill and the paper pressing devices are arranged on the lower part of the punching slider; a rotating shaft horizontally penetrates through the punching fixed base; the handle is fixedly connected with the rotating shaft; gears are arranged at the two sides of the rotating shaft in the punching fixed base; guide rails are arranged at the two sides of the punching fixed base; the punching slider is joined between the two guide rails; vertical racks are arranged at the inner sides of the punching slider and are meshed with the gears; a bulk cavity is arranged in the middle of the punching slider; the cover plate is fixedly arranged on the upper part of the punching fixed base; and a reset tension spring is arranged between the bulk cavity and the cover plate. The machine has the advantages of simple and reasonable structure, balanced and stable driving, high accuracy and low cost.

The invention discloses a prefabricated reinforced concrete shear wall convenient to install and a construction method. The prefabricated reinforced concrete shear wall comprises a concrete wall body,wherein an edge component is arranged on the side face of the concrete wall body, and longitudinal ribs vertically protrude out of the end face of the concrete wall body; a steel beam connecting piece is arranged at one end of the edge component; and the steel beam connecting piece comprises two flange plates, and a web is arranged between the two flange plates. The construction method comprisesthe following steps that stirrups and the longitudinal ribs are bound in a horizontal connecting area, supporting pieces and the steel beam connecting piece are arranged on the shear wall, and the steel beam connecting piece is fixed to anchor bolts; hidden beam steel bars and hidden beam stirrups are arranged in a vertical connecting area; hidden column longitudinal ribs are connected through longitudinal rib connectors, and the stirrups are inserted into stirrup penetrating holes; the steel beam connecting piece is connected with a steel beam; and a laminated slab or a floor support plate islaid on the steel beam, floor slab steel bars are bound, concrete is poured, and the wall body is obtained through maintenance. The prefabricated reinforced concrete shear wall has the advantages ofbeing low in manufacturing cost and good in fireproof performance.

The invention relates to a demounting-preventing screw for electric power measurement maintenance. The demounting-preventing screw comprises a screw rod, a connecting block and a screw head. A thread is arranged on the outer edge of the screw rod. The lower end of the screw rod is provided with a gradually-narrowed shrinking part. An inner polygonal groove is formed in the lower bottom face of the screw rod. The connecting block is in the shape of a pillar with two narrow ends and a wide middle. The connecting block is arranged at the tail portion of the screw rod. Annular reinforcing ribs are distributed on the outer wall of the connecting block in the length direction of the connecting block at equal intervals and are distributed on the outer edge of the connecting block in the circumferential direction. The screw head is arranged at the upper end of the connecting block and is in the shape of a regular polygon. A cross-shaped groove is formed in the upper end face of the screw head, and a through hole penetrating the screw head is formed in the side face of the screw head. The demounting-preventing screw can have the demounting-preventing function and can also be operated conveniently from the same side to be screwed tightly.

The invention discloses a construction method of a metal framework system arranged on a curtain wall built by ganged bricks. The metal framework system is composed of load-bearing angle steel, main keels, secondary keels, horizontal restraint anchor parts, horizontal strengthening ribs, hot dip galvanized adaptors, hot dip galvanized steel brackets, stainless steel bars and rear-mounted embedded plates, and the construction method of the metal framework system arranged on the curtain wall built by the ganged bricks includes the operation steps that (1) positioning and paying off are conducted;(2) the rear-mounted embedded plates are installed; (3) the load-bearing angle steel is installed; (4) the main keels are installed; (5) the secondary keels are installed; and (6) the ganged brick curtain wall is built, the horizontal restraint anchor parts, the horizontal strengthening ribs and the stainless steel bars are installed. According to the metal framework system arranged on the curtain wall built by the ganged bricks, an independent load-bearing system is formed, the certain self-deformation ability is achieved, a stable space truss structure is formed, the structural stability ofa wall body is greatly increased, and thus the stability and forming effects of the whole system after treating a suspension system in construction of the ganged brick curtain wall are improved.

The invention relates to a method for making a woven picture as a traditional Chinese picture, comprising the following steps: (1) drawing a picture: wherein a selected a piece of picture drawing paper is provided with a peripheral part and a middle part, the peripheral parts of the picture drawing paper are at the peripheral sides of the picture drawing paper and are connected in a closed way, and the middle part of the picture drawing paper is surrounded by the peripheral parts; (2) cutting the picture drawing paper: wherein the middle part of the picture drawing paper is cut into a plurality of strips, and the two ends of each paper strip are connected with the peripheral parts of the picture drawing paper; (3) making woven strips: wherein a piece of light-transmission paper provided with the same shape as the picture drawing paper is segmented into a plurality of woven strips; and (4) weaving, wherein the woven strips and the paper strips of the middle part of the picture drawing paper are weaved into a stereographic picture, and the two ends of each woven strip are adhered onto the peripheral parts of the picture drawing paper so as to form a picture body. The method for making the traditional Chinese picture is easy and convenient to operate, and the woven picture made by adopting the method has strong stereographic effect and attractive visual effect and presents a sense of spaciousness, so that the art enjoyment is enhanced.

The invention relates to a magnetic medium stack welding tool, which comprises frame, lower support block, upper support block and upper compressing block, wherein the middle of frame has chamber groove containing magnetic medium stack; the lower support block is sliding arranged at the bottom of frame; the lower compressing block is detachably arranged on two side bottom plates of frame; the upper support is at upper two sides of chamber groove; the upper compressing block is detachably arranged at two side top plates of frame. Therefore, the invention can stably clamp stainless steel plates to avoid deformation in welding process; and the medium rod is free in welding to be inserted into the holes of steel plate.

The invention discloses a fire fighting hose achieving automatic cleaning and coiling. The fire fighting hose achieving automatic cleaning and coiling comprises a base. A drive mechanism is installedon one side of the surface of the top of the base. The drive mechanism is composed of a protective box, a coiling shaft, a driven wheel, a motor, a drive wheel and a bearing. The output end of the coiling shaft is detachably connected with a coiling disk. The other side of the surface of the top of the base is provided with a cleaning mechanism. The cleaning mechanism is composed of a cleaning box, a box door, a material guiding pipe, first conveying rollers, a portal frame, high-pressure sprayers, a water inlet pipe and water discharge pipes. According to the fire fighting hose achieving automatic cleaning and coiling, by means of the drive mechanism, a coiling reel can be driven to rotate, so that the fire fighting hose can be coiled; a cleaning mechanism can clean the fire fighting hose; and in this way, the labor intensity of work personnel can be lowered, and the coiling efficiency of the fire fighting hose can be improved at the same time.

The invention discloses a hand operated grinding mill comprising a main body of the hand operated grinding mill and a rocker arm matched with the main body. The main body of the hand operated grinding mill comprises a grinding mill frame; two ends of the grinding mill frame are provided with a pinion shaft and an intermediate gear shaft in parallel; a core grinding shaft is arranged on the grinding mill frame above the intermediate gear shaft; a gearwheel and a core grinding are arranged by taking the core grinding shaft as a central shaft, a second pinion and an intermediate gear are arranged at two ends of the intermediate gear shaft by taking the intermediate gear shaft as a central shaft, a first pinion is arranged by taking the pinion shaft taken as a central shaft, the gearwheel is engaged with the second pinion, and the intermediate gear is engaged with the first pinion; and the main body of the hand operated grinding mill is also provided with a multi-connecting-rod mechanism which is used for providing reverse resistance when the grinding mill reels off. A simple connecting-rod-operated separated friction plate is used to lock a friction wheel to provide reverse resistance when the grinding mill reels off, thereby achieving the labor-saving effect of reducing labor input.

The present invention discloses a model construction method for a coarse-grained dynamics study on a water-surfactant-liquid crystal three-phase mixed system. The method comprises the following steps: a) constructing a coarse-grained model of a water molecule; b) constructing a coarse-grained model of a liquid crystal molecule; c) constructing a coarse-grained model of a surfactant molecule; and d) setting interaction parameters among the molecules. The water molecule is one coarse-grained spherical particle, the liquid crystal molecule is one coarse-grained spheroidal particle, and the surfactant molecule is the coarse-grained model of a ball chain with 4 heads and 4 ends.

The invention provides a multi-terminal compression system and compression method. The compression system comprises a workbench provided with a terminal machine, a compound type compression die, a threading mechanism, a plurality of discharging mechanisms and a grasping mechanism. The compound type compression die is installed at a compression die of the terminal machine and is provided with several kinds of die bodies corresponding to several kinds of terminals; and all die bodies are in sliding connection with pressing heads of the terminal machine by sliding blocks in a horizontal direction. The threading mechanism is used for rotational threading of terminals so as to realize successful threading and connection of several kinds of wiring harnesses and terminal structures. The grasping mechanism is used for conveying terminals of all discharging mechanisms to the threading mechanism. According to the compression system, ordered and compact arrangement of all parts during wiring harness is realized; compression of several kinds of terminals is completed by one terminal machine and one compression die; and successful threading of the several kinds of terminals and the wiring harnesses is realized.

The invention discloses an experimental rat breeding device and method, and belongs to the technical field of experimental tools. The experimental rat breeding device comprises a cage body and a filter screen. The filter screen is arranged in the cage body. A cage door is formed in the upper side of the cage body. An adsorption plate is arranged at the lower end of the cage body. A cage cover is arranged at the upper end of the cage body. A water drinking bottle and a feed bin are arranged on the cage cover. A through hole is formed in the side face of the lower end of the cage body. A protruding strip is arranged on the inner side wall of the cage body. The filter screen is arranged on the protruding strip. A collecting tank is arranged on the lower side of the filter screen. A dischargepipe is arranged at the lower end of the collecting tank. One end of the discharge pipe penetrates through the through hole and is provided with a collector. A water injection hole is formed in the wall, between the protruding strip and the collecting tank, of the cage body. A water injection pipe is arranged in the water injection hole. A timed control valve is arranged on the water injection pipe. The experimental rat breeding device is convenient to operate, high in practicability and convenient to use and popularize and solves the problems that by means of an existing cage body, rats are fed with a feed manually, errors can be caused by manual operation, and therefore the experimental rats irregularly eat the feed and the health of the rats is affected.

The invention discloses a cable protecting tube easy in insertion. The cable protecting tube comprises a first semicircular tube body and a second semicircular tube body. Two ends of each of the first semicircular tube body and the second semicircular tube body are provided with connecting structures. The first side of the first semicircular tube body is hinged to the first side of the second semicircular tube body. The second side of the first semicircular tube body is provided with a plurality of flanges, the second side of the second semicircular tube body is correspondingly provided with a plurality of notches, and the second side of the first semicircular tube body is fitted with the second side of the second semicircular tube body through the coordination of the flanges and the notches. The cable protecting tube is convenient in cable core insertion and replacing.

The invention provides a highlight polypropylene material capable of improving the color change of a weld line. The highlight polypropylene material is prepared from the following ingredients in percentage by weight: 24 to 88 percent of polypropylene A, 10 to 25 percent of polypropylene B, 1 to 10 percent of polybutylene-1, 0 to 20 percent of filling materials, 0.2 to 2 percent of lubricating agents, 0.2 to 16 percent of dispersing agents, 0.1 to 1 percent of nucleating agents and 0.1 to 2 percent of other auxiliary agents, wherein the polypropylene B is random copolymerization polypropylene. Through the addition of the random copolymerization polypropylene with higher flowability than substrate polypropylene, the molecular weight distribution width of the polypropylene is expanded; the interpenetration and the winding and knotting of molecular chains during the feeding flow front end welding can be promoted; a better weld position effect is achieved; the glossiness of the materials can be enhanced. In addition, the high-flowability polybutylene-1 has good compatibility and fusion dispersion performance with the polypropylene; the melting point is lower; the linear molecules are favorable for the penetration and insertion in substrate resin; the lubrication and the dispersion of inorganic particles in the welding process are facilitated; the formation of color change strips or carving marks formed by inorganic particle accumulation can be effectively avoided.

The invention discloses a coal economizer with H-type ribbed tubes. The coal economizer aims at improving the use effect to the maximum degree. The coal economizer with the H-type ribbed tubes comprises a shell, end plates, an H-type ribbed tube set, a plain tube set, tube sleeves and a sealing comb-shaped plate, wherein the plain tube set is arranged in the space in the lower portion inside the shell, the H-type ribbed tube set is arranged in the space in the upper portion inside the shell, the H-type ribbed tube set is connected with the plain tube set through an elbow tube, the end plates are used for supporting the H-type ribbed tube set and the plain tube set, the tube sleeves are welded to the end plates, and the sealing comb-shaped plate is welded to the positions of strip-shaped groove openings to prevent smoke leakage. The coal economizer with the H-type ribbed tubes is an upgraded product of an existing plain tube coal economizer and an existing circular spiral ribbed tube coal economizer, and can be widely applied to industrial boiler systems in the efficient and energy-saving technical field.

The invention relates to a soil moisture content real-time monitoring platform based on the Internet of things, which comprises a support plate, a moving base, moving wheels, an adjusting frame, a rotating motor, monitoring support columns and monitoring mechanisms. The adjusting frame is mounted at the top of the support plate, the rotating motor is located in the adjusting frame, the rotating motor is mounted on the upper side surface of the support plate through a motor sleeve, a rotating column is installed on an output shaft of the rotating motor, the monitoring support columns are symmetrically connected to the side face of the rotating column, one monitoring mechanism is installed at the bottom of the outer end of each monitoring support column, and a center control mechanism is arranged in the upper end of the adjusting frame. The following problems of an existing soil moisture content real-time monitoring platform can be solved: the monitoring platform can only monitor a specific position of soil, a detection head is prone to colliding with stones in the soil when being inserted into the soil and is thus damaged, it is inconvenient for the detection head to be inserted into the soil, and the depth of the detection head inserted into the soil is inconvenient to control.

The invention relates to the technical field of building wallboard equipment, and particularly relates to an indoor green building wallboard. The indoor green building wallboard comprises a first building wallboard body and a second building wallboard body, wherein the first building wallboard body is clamped to the side face of the second building wallboard body, and anti-skid stripes are uniformly formed in the outer side faces of the first building wallboard body and the second building wallboard body; inserting devices are movably inserted into the four corners of the side face of the first building wallboard body, limiting frames are fixedly installed in the side faces of the first building wallboard body and the second building wallboard body, reinforcing plates are uniformly and fixedly installed on the side faces of the first building wallboard body and the second building wallboard body, wire grooves are fixedly formed in the side faces of the first building wallboard body and the second building wallboard body, and a first limiting clamping plate is fixedly connected to one end face of each inserting column. According to the indoor green building wallboard, the building wallboard bodies can be quickly connected through the inserting devices and sleeving devices, and the thickness of the building wallboard bodies can be adaptively combined and installed according to the construction environment.

The invention discloses a bending device for a plastic pipeline and a using method. The bending device comprises a fixed bottom plate, supporting rods are fixedly connected to the two sides of the upper part of the fixed bottom plate, and first electric push rods are fixedly connected to the upper parts of the supporting rods. Through an adjustable pipeline angle plate, a second electric push rod can be started to adjust the bending angle of the adjustable pipeline angle plate, then the adjustable pipeline angle plate is fixed, then a first electric push rod is started to extend the adjustable pipeline angle plate, and the section, located between the two supporting rods, of a straight pipe is bent; and when the pipeline is bent to be attached to the two sides of the adjustable pipeline angle plate, the pipeline presses the two sides of the adjustable pipeline angle plate, the second electric push rod presses a pressure applying rod, the pressure applying rod pushes a pressure pressing block to transmit pressure to the sensing end of a pressure sensor, so that an indicator lamp electrically connected with the pressure sensor is turned on, and a worker is reminded that the bending angle is finished, so that the bending angle can be limited.

The invention provides a tramcar track structure with a protection structure. The tramcar track structure with the protection structure comprises a track body group A, side grooves, T-shaped grooves,square inserting plates, inclined rotating plates, a connecting plate and conical springs. The side grooves are formed in the inner sides of the track body group, a plurality of sets of circular grooves are formed in the bottoms of the inner sides of the side grooves, the conical springs are installed in the circular grooves, opening grooves are formed in the bottoms of the front ends of the sidegrooves, and fixed shafts are arranged in the opening grooves in an inlaying mode. Rotating blocks are fixedly disposed at the outer ends of the bottoms of the inclined rotating plates, and the rotating blocks are rotatably inserted on the fixed shafts to enable the inclined rotating plates to be rotatably connected to the inner sides of the side grooves. The square inserting plates are arranged at one ends of the track body group A, and square inserting holes are formed in the other opposite ends of the track body group. When fragment slag is dropped on the inclined rotating plates, the fragment slag can roll down the inclined rotating plates, the conical springs are arranged at the bottoms of the inclined rotating plates so that the inclined rotating plates can be restored to an originalinclined state, and the distance between track body group A is adjusted to facilitate connection with a track body group B.