45results about How to "Tight overlap" patented technology

This invention provides buildings with a modular air conditioning system that utilizes solar energy for heating air. This invention contains a solar collector assembly, an inlet assembly and an outlet assembly. The solar collector assembly further comprises a transparent panel, a heat-absorbing set and a support base, and forms paths for heating the air, wherein the heat-absorbing set is made of several simple, light-weight modular heat-absorbing units to form several heat-absorbing channels. Such a design not only can fully utilize the heat-absorbing space on the roof and save the cost for being displayed in marketing channels, but also can be constructed by the users in accordance with their own needs, so as to save cost in modularization. The inlet and outlet assemblies communicate to the heat-absorbing channels in the solar collector assembly and are respectively connected to the pipes and paths leading into and out of the buildings. By switching and adjusting the openings of these pipes and paths, in winter, the preheated air will be introduced into buildings; and in summer, the hot indoor air will be expelled out of the buildings and fresh air will be guided into the buildings. As a result, a more economical air conditioning system is formed.

A special-shaped square cabin comprises a square cabin body composed of an upper wallboard, a lower wallboard, a left wallboard, a right wallboard, a front wallboard and a right wallboard. The square cabin body is provided with a door. Each wallboard comprises an inner covering board, a metal frame and an outer covering board; the metal frame is scattered between the inner covering board and the outer covering board and is connected with the outer covering board; a thermal insulating layer is disposed between the metal frame and the inner covering board; light filler is provided between the inner covering board and the outer covering board. The outer surface of the square cabin body is provided with an invisible board which is seamlessly connected to the outer surfaces of the wallboards and the outer surface of the door in a bonding manner and in the mechanical fixation manner without steps; the upper end of the door is provided with an eaves board. The whole cabin body of the special-shaped square cabin has good thermal insulation, electromagnetic shielding performance and invisibility, and a missile launching vehicle is imparted better mobility and environmental adaptability.

The invention provides conductive silver paste for a filter and a preparation method and a sintering method thereof, and belongs to the technical field of conductive silver paste. The conductive silver paste for the filter comprises the following components in percentage by mass: 60-90% of silver powder, 1-5% of glass powder, 0-3% of platinum group metal oxide and the balance of an organic carrier, the silver powder comprises main silver powder accounting for 80-98% of the total mass of the silver powder and auxiliary silver powder accounting for 2-20% of the total mass of the silver powder. The main silver powder is spherical silver powder, the auxiliary silver powder is flaky silver powder, the main silver powder and the auxiliary silver powder are high in activity, high in tap density and very concentrated in particle size distribution, and the two kinds of silver powder can complement respective advantages and coordinate with each other after being mixed and matched according to acertain proportion, so that the overall silver paste performance is greatly improved. The conductive silver paste for the filter prepared through mutual cooperation of the components is good in compactness, high in welding resistance, high in Q value, good in adhesive force and high in universality.

The invention discloses a preparation method of a bulletproof helmet. The preparation method mainly comprises steps as follows: cutting, pasting forming, prepressing, edge cutting, forming, edge trimming, drilling, bonding of edge sealing rubber strips, surface treatment, paint spraying of the inner surface, bonding of a cap lining, paint spraying of the outer surface, inspecting and packaging. The method has the advantages that a shell of the bulletproof helmet is made of aramid II/III, so that bulletproof performance of the helmet is improved, and mass of the helmet is reduced.

The invention discloses an operating room nursing apparatus disinfecting and storing device, and belongs to the field of medical care. The operating room nursing apparatus disinfecting and storing device comprises a disinfectant tank body, wherein four placing plates are fixedly connected to the inner wall of the disinfectant tank body; a first through hole plate is clamped to the upper surface ofthe upper side of each placing plate; and a waste liquid hopper is fixedly connected to the lower surface of each placing plate. According to the operating room nursing apparatus disinfecting and storing device disclosed by the invention, through mutual cooperation between spray nozzles, a water pump, the waste liquid hoppers, a collecting box, a sliding block, a sliding groove, a heating pipe and sterilizing ultraviolet lamps, when waste liquid is treated, a tank door is opened, and the collecting box is drawn out forward for cleaning; through the waste liquid hoppers and the first through hole plates, the waste liquid can be comprehensively drained into the collecting box, so that the situation that the waste liquid flows to the placing plates on the lower side to cause reinfection on operation apparatuses is avoided, and the disinfection efficiency of the operating room nursing apparatus disinfecting and storing device on the operation apparatuses is improved; and besides, the collecting box is convenient to disassemble, so that the treatment process of staff on the waste liquid is convenient.

The invention discloses a marine-resistant light cable structure for a ship-borne engine, and solves the problem that the existing cable structure is difficult to meet the requirements of corrosion resistance indexes such as acid atmosphere resistance, acid salt fog resistance and mould resistance. The cable structure comprises a wire, a polytetrafluoroethylene film, a wave-proof sleeve, a heat-shrinkable sleeve, a mold shrinkable sleeve and a tail accessory. The structure has the characteristics of high temperature resistance, vibration resistance, marine environment resistance, electromagnetic shielding, light weight and the like, and is suitable for line connection among an annunciator, a sensor and a controller on an aero-engine, so that the cable can work for a long time in marine andcomplex electromagnetic environments, the weight is reduced, and the advantages of lower oil consumption and higher power are brought to an airplane.

The invention discloses a long-slab-span cast-in-situ beam ribbed floor early-dismantling template formwork system. The system comprises a beam template, a ribbed floor template, a truss, a bracket and an under-beam adjustable supporting column, wherein the under-beam adjustable supporting column is dismantled after the bracket, the truss, the beam template and the ribbed floor template; the bracket comprises an under-beam template bracket, a placement rod and a rod supporting column; the ribbed floor template comprises a compression type steel template and a grille; the ribbed floor template is laid on the truss; the end part of the compression type steel template is positioned on the top of the beam template; and a plug is arranged between the end part of the compression type steel template and the top of the beam template. In the system, the adopted floor template is the compression type steel template, the compression type steel template is laid on the grille, the grille is laid on the truss, the truss stretches over the beam template, a supporting scaffold is not required to be arranged at the bottom of the floor, and dead weight of an upper layer floor is not transferred to a lower layer floor; and thus, the floor template is easy to construct, early dismantling can be easily realized, and the compression type steel template has high turnover frequency and is low in cost.

The invention discloses a manufacturing method of a wheel-shaped part. The method is characterized in that rubber compound and plastic particles serve as raw materials, the plastic particles are pressed into a plastic wheel disk, the rubber compound is extruded into rubber strips, the rubber strips are sleeved on the periphery of the plastic wheel disk in a head-tail lap joint mode, the plastic wheel disk on which the rubber strips are sleeved is placed in a high-temperature mold, a semi-finished product is formed, at the same time, pressure is exerted, after the semi-finished product is taken out from the mold, constant-temperature shaping is conducted immediately, and finally finish machining is performed. During production, rubber and plastic are not only in physical connection, but also in chemical connection during high-temperature shaping, so that after total shaping, the joint area between the rubber and the plastic is increased and the joint strength between the rubber and the plastic are enhanced, and the service life of the part is prolonged greatly.

The invention discloses a short-slab-span cast-in-situ beam ribbed floor early-dismantling template formwork system. The system comprises a beam template, a ribbed floor template, a bracket and an under-beam adjustable supporting column, wherein the under-beam adjustable supporting column is used for supporting against the lower part of a beam and is dismantled after the bracket, the beam template and the ribbed floor template; the bracket comprises an under-beam template bracket, a supporting cross beam and a cross beam supporting column; the ribbed floor template is a compression type steel template; the compression type steel template stretches over the supporting cross beam on the left side and the right side; the end part of the ribbed floor template is positioned on the top of the beam template; and a plug is arranged between the end part of the ribbed floor template and the beam template. In the system, the adopted floor template is a compression type steel template, the compression type steel template stretches over the beam template, a supporting scaffold is not required to be arranged at the bottom of the floor template, and dead weight of an upper layer structure is not transferred to a lower layer; and thus, the floor template is easy to construct, early dismantling can be easily realized, and the compression type steel template has high turnover frequency and is low in cost.

The invention discloses a dump truck with high discharging efficiency. The dump truck with high discharging efficiency is characterized in that a threaded sleeve is fixedly connected between two firstsliding blocks; an inner cavity of the threaded sleeve is in threaded connection with a screw rod; the right side of the screw rod is fixedly connected to a boss rod, and the right side of the boss rod runs through a first support plate to connect a motor; the inner cavity of a sleeve column is movably connected to a sliding rod; a first baffle plate is fixedly connected to the bottom of a connecting plate; a third sliding slot is formed in the bottom of the first baffle plate; the top of the inner cavity of the third sliding slot is fixedly connected to a spring; a third sliding block is fixedly connected to the bottom of the spring; a telescopic plate is fixedly connected to the bottom of the third sliding block; the bottom of the telescopic plate penetrates the third sliding slot to fixedly connect a second baffle plate; and a bottom plate is overlapped on the bottom of the second baffle plate. By setting the motor, the screw rod, the threaded sleeve, the first baffle plate, the second baffle plate, the spring and the lifting plate, the dump truck can have high discharging efficiency.

The invention discloses a bus duct comprising a first duct body, wherein the middle part of the right side of the first duct body is fixedly connected with a plug-in board, the top and bottom of the plug-in board are both fixedly connected with sliding plates, plug-in slots are defined in the middle of one sides of the two sliding plates away from the plug-in board, the upper portion and lower portion of the right side of the first plug-in board are both provided with limit slots, first buckles are fixedly connected to the opposite sides of the left sides of inner cavities of the two limit slots, the upper portion and lower portion of the left side of a second duct body are fixedly connected with the limit blocks, second buckles are both fixedly connected to the opposite sides of the rightsides of the inner cavities of the two limit blocks, a slot is defined in the middle of the left side of the second duct body, springs are fixedly connected to both edges of one sides of the limit blocks away from the slot, and the middle portion of the slider is connected with a plunger by penetration. The bus duct is conveniently connected and fixed by providing the slot, the plug-in board, thepositioning slot, the plunger, the springs, the first buckles, the second buckles, the limit slots and the limit blocks.

The invention discloses a pitched roof mounting system for a solar thermal collector and a construction method of the pitched roof mounting system. The system comprises a pitched roof and the solar thermal collector arranged on the pitched roof, wherein the pitched roof consists of a structural layer, a cement mortar leveling layer, a waterproof pad layer, a heat preservation water drainage layer, transverse tile hanging wood bars and roof tiles, wherein the heat preservation water drainage layer consists of a heat preservation plate, wood carrying brackets I, longitudinal downstream wood bars and an aluminum foil coiled material; two-side concave-shaped water drainage ditches are formed between the solar thermal collector and the longitudinal downstream wood bars on the left side and the right side of the solar thermal collector; an upper-side concave-shaped water drainage ditch is formed between the solar thermal collector and transverse lap-joint wood bars; a lower-side concave-shaped water drainage ditch is formed between the solar thermal collector and the roof tiles on the lower side of the solar thermal collector. According to the system and the construction method which are disclosed by the invention, the construction technology is changed; the solar thermal collector can be firmly and stably mounted; the pitched roof has energy-saving and ventilating effects; the heat insulation and preservation efficiency of the pitched roof can be improved, and the surface of a building is attractive.

The invention discloses a method for preparing a waterproof antibacterial ceiling material and belongs to the technical field of plate preparation. Gypsum of a porous structure is modified by a silvernitrate solution, and bacteria are killed by utilizing a catalytic reaction, so that the sterilization efficiency is increased. After combination of the catalytic reaction, silver ions are effectively filled in pores of the gypsum, so that the material has a certain hardness. Since superoxide anion radicals and hydroxyl radicals with extremely high chemical activity are produced during illumination, organic matters in bacterial cells are degraded. Lignin sulfonate, calcium oxalate, water-borne silicone and peach gum are added into the ingredients, the lignin sulfonate has an excellent water reducing function, and due to the extremely small doping amount, the water usage of gypsum slurry can be reduced; and due to the admixture ratio, the gypsum slurry crystallization process is regulated,the porosity of the gypsum hardened body is reduced, the adsorption property of the gypsum hardened body to water is reduced, the waterproof performance and strength of the ceiling material are further improved, and the waterproof antibacterial ceiling material has wide application prospects.

The invention discloses a detachable pesticide spraying aircraft for agriculture. The detachable pesticide spraying aircraft comprises an aircraft body, wherein connecting plates are fixedly connectedto the left and right sides of the lower surface of the aircraft body, first sliding sleeves are connected and clamped to the surface of the connecting plates, first sliding rods are sleeved with thefirst sliding sleeves, handles are fixedly connected to the left ends of the first sliding rods, check blocks are fixedly connected to the right ends of the first sliding rods, and first springs areconnected to the surfaces of the first sliding rods in a sleeving mode. According to the detachable pesticide spraying aircraft for agriculture, by arranging the handles, when people pull the handlesto the left, the handles drive the first sliding rods to move to the left, and the first sliding rods move to the left to drive the check blocks to move to the left; and when the check blocks move tothe left and disengage from the lower surface of a triangular plate, people can detach a pesticide box from the lower surface of the aircraft body, the disassembly process is very simple, the time andphysical strength of people are saved, and convenience is brought to people when people use the pesticide spraying aircraft.

The invention provides a lap joint type steel core cement fiberboard for floor heating. The lap joint type steel core cement fiberboard is formed by mould pressing of a cement fiberboard and a steel board, the steel board is arranged in the cement fiberboard, the steel board is corrugated and is provided with multiple narrow planes and multiple wide planes, the narrow planes are arranged close tothe bottom face of the cement fiberboard, and the wide planes are arranged close to the upper face of the cement fiberboard. By means of the lap joint type steel core cement fiberboard, the heat conduction performance of a floor is improved while the strength of a floor board is enhanced, and installation and use are convenient.