23results about How to "Reduce incoming" patented technology

The utility model discloses a window and screen integrated Chinese style window which comprises a window frame assembly and a middle column assembly, an upper window frame, a left window frame and a right window frame are defined by the window frame assembly and the middle column assembly, glass assemblies are fixedly connected in the upper window frame and the right window frame, and a window sash assembly and a screen window assembly are arranged in the left window frame. The window sash assembly is hinged to the side, close to the indoor space, of the left window frame, a glass assembly is fixedly connected into the window sash assembly, the screen window assembly is fixedly connected with the side, close to the outdoor space, of the left window frame, a sealing rubber strip assembly is arranged between the window sash assembly and the left window frame, and an invisible drainage groove is formed in the lower portion of the left window frame. The screen window assembly and the left window frame are connected in a right-angle attaching type welding mode, the structure is simpler, and connection is firmer; through four sealing rubber strips of the sealing rubber strip assembly and a sealing part in the glass assembly, the sealing performance of the window is improved, indoor and outdoor heat exchange is reduced, and energy consumption is reduced; by arranging the invisible drainage groove, rainwater can be drained in time.

The utility model relates to the technical field of ceramic tile transmission, and discloses a translation type elevator for ceramic tile transmission, which comprises a rack, a guide plate, an annular transmission component and a plurality of moving components, an annular rail is arranged on the vertical face of the rack, and an annular conveying assembly is installed in the annular rail and used for driving the multiple moving assemblies to move circularly along the annular rail. The guide plate is mounted on the rack and is provided with a guide rail; the guide rail is positioned behind the annular rail; the moving assembly comprises a fixing frame, a bracket, a first supporting part and at least three second supporting parts. The problems that when a conventional lifting device which moves in a reciprocating mode is used, the reciprocating speed is increased to improve the conveying efficiency, meanwhile, shaking of the device is inevitably large, the ceramic tile quality is affected, and the conveying efficiency is limited by inertia force and is difficult to further improve are solved.

The utility model provides a kind of low-temperature high-pressure hydrogen storage cylinder, including hydrogen storage inner bag, carbon fiber winding layer located hydrogen storage inner bag outside, shell and including first air inlet pipe, second air inlet pipe, first air outlet pipe, second air outlet pipe, the air inlet and outlet assembly of link cavity, vacuum heat insulation layer is equipped between shell and carbon fiber winding layer, flow valve is equipped at shell opening, link cavity is located in vacuum heat insulation layer, and it is equipped with air inlet chamber and air outlet chamber therein, flow valve, first air inlet pipe, air inlet chamber, second air inlet pipe and hydrogen storage inner bag are sequentially connected, hydrogen storage inner bag, first air outlet pipe, air outlet chamber, second air outlet pipe and flow valve are sequentially connected, and the connecting place of link cavity and first air inlet pipe, second air inlet pipe, first air outlet pipe, second air outlet pipe is all provided with heat insulation structure, solve the technical problem that hydrogen storage container in prior art cannot effectively block heat from outside to pass to the inside of inner bag.

The invention discloses a low-temperature raw material mixing device for molecular imaging probe preparation, and relates to the technical field of raw material mixing for molecular imaging probe preparation, the low-temperature raw material mixing device comprises a mixing tank, the top of the mixing tank is detachably connected with a sealing cover, the top of the sealing cover is provided with a support frame, and the mixing tank is internally provided with a stirring mechanism for preventing raw materials from sinking to the bottom. The top of the supporting frame is provided with a driving mechanism used for driving the stirring mechanism to operate, the stirring mechanism is provided with an adjusting assembly, the adjusting assembly is used for adjusting forward and reverse rotation of the stirring mechanism, and the periphery of the mixing tank is provided with a refrigeration assembly. The problem that raw materials sink to the bottom due to single stirring motion in a traditional mixing device is effectively solved, the mixing effect of the raw materials in the mixing tank is effectively improved through the designed adjusting assembly, the conditions that the raw materials go bad or react abnormally due to the fact that the temperature is too high are avoided through the designed refrigerating assembly, and the mixing effect of the raw materials is further improved.

The utility model discloses a roof sealing waterproof reflective thermal insulation integrated structure which comprises a waterproof sealing layer formed by coating self-energy long-acting waterproof paste on a base surface, a reinforcing layer paved on the waterproof sealing layer, and a reflective thermal insulation waterproof coating layer formed by coating reflective thermal insulation waterproof coating on the outermost layer and drying the reflective thermal insulation waterproof coating. The purpose of heat insulation is achieved through the anti-ultraviolet performance and the light reflection performance of the reflective heat-insulation waterproof coating layer on the outermost layer, and the self-energy long-acting waterproof paste on the bottom layer not only can play a role in improving the bonding force between the reflective heat-insulation waterproof coating and a base plane, but also can be bonded with various material interfaces. And the waterproof material has a creep anti-cracking sealing waterproof effect, a cement protection layer is omitted, and the waterproof material is particularly suitable for waterproofing of metal roofs with light bearing capacity.

The invention discloses a gymnasium metal roof structure and an integral construction method thereof, and relates to the technical field of building construction, the gymnasium metal roof structure comprises two metal roof boards, and further comprises a convex board fixed on one side of the top of each metal roof board; the U-shaped plate is fixedly arranged on the other side of the top of the metal roof panel; the clamping assembly is arranged in the convex plate and used for fixedly connecting the convex plate with the U-shaped plate; the invention discloses a gymnasium metal roof structure and an integral construction method of the gymnasium metal roof structure, the gymnasium metal roof structure comprises a U-shaped plate and a protruding plate, the U-shaped plate is arranged on the two metal roof plates, the protruding plate is arranged on the U-shaped plate, the sealing strip is arranged on one side of the metal roof plates through an elastic piece, the elastic piece is used for compensating the elasticity lost by the sealing strip, and the clamping assembly comprises a through groove formed in the protruding plate. And under the action of the clamping assembly, the U-shaped plate and the convex plate are fixedly connected to complete lap joint, operation is simple and rapid, external special tools are not needed, time and labor are saved, and the construction efficiency is improved.

This invention relates to the fields of cryogenic engineering and superconducting applications, and discloses a superconducting magnet system using a liquid neon pulsating heat pipe for nitrogen-fixed cooling. The system includes a vacuum chamber, a nitrogen-fixing chamber within the vacuum chamber, a high-temperature superconducting magnet within the nitrogen-fixing chamber, a refrigerator, a T-shaped cooling block connected to the refrigerator's cold head, and a liquid neon cryogenic pulsating heat pipe. The liquid neon cryogenic pulsating heat pipe is thermally connected to the T-shaped cooling block and to the outer wall of the nitrogen-fixing chamber. The high-temperature superconducting magnet exchanges heat with the nitrogen-fixing chamber through nitrogen fixation within the chamber, and the heat is then transferred to the outer wall of the nitrogen-fixing chamber via the liquid neon cryogenic pulsating heat pipe, and then further transferred to the high-temperature superconducting magnet via nitrogen fixation. By placing the liquid neon cryogenic pulsating heat pipe on the outer wall of the nitrogen-fixing chamber, and transferring the refrigerator's cooling capacity sequentially through the T-shaped cooling block, the liquid neon cryogenic pulsating heat pipe, the outer wall of the nitrogen-fixing chamber, and the nitrogen fixation to the high-temperature superconducting magnet, a cooling path combining the liquid neon cryogenic pulsating heat pipe and nitrogen fixation is constructed.

The utility model discloses a riding earphone with a noise reduction function. The riding earphone comprises a first shell, a microphone, a first circuit board, a noise reduction sponge, a loudspeaker, an ear hanging sleeve, a second shell and a first battery, a sound receiving cavity is formed in the side wall of the first shell, the microphone is arranged in the sound receiving cavity, and the sound receiving cavity is filled with the noise reduction sponge so as to cover the microphone; the first battery is arranged in the second shell, and the first battery is connected with the first circuit board through a connecting wire; and the ear hanging sleeve is coated on the connecting wire. According to the utility model, the microphone can collect sound information sent by a user, and the noise reduction sponge is filled in the sound receiving cavity and covers the microphone, so that the noise reduction sponge can absorb and isolate external environment noise, thereby reducing the introduction of interference sound such as wind noise, effectively improving the definition and accuracy of the sound collected by the microphone, and improving the user experience. And the user can be ensured to clearly communicate in the riding state.

The utility model discloses a building envelope ventilation and heat insulation system utilizing shallow geothermal energy, which belongs to the technical field of building energy conservation and renewable energy utilization and comprises a soil-air heat exchanger component, an interlayer ventilation wall component and a ventilation roof component. The soil-air heat exchanger assembly is buried in underground soil, and one end of an air inlet of the soil-air heat exchanger assembly is communicated with ground atmosphere; an air inlet in the lower end of the interlayer ventilation wall assembly communicates with one end of an air outlet of the soil-air heat exchanger assembly, an air outlet in the upper end of the interlayer ventilation wall assembly communicates with an air inlet of the ventilation roof assembly, and the ventilation roof assembly communicates with the outdoor atmosphere through an air outlet. Therefore, an air flowing channel for sequentially communicating the soil-air heat exchanger assembly, the interlayer ventilation wall assembly and the ventilation roof assembly is formed. Under the action of no external power, shallow geothermal energy can be spontaneously utilized for heat insulation and cooling of the building enclosure structure, heat entering a room through the enclosure structure is reduced, the indoor thermal environment is improved, and indoor air conditioner energy consumption is reduced.

The invention relates to the technical field of building curtain walls, and discloses a curtain wall photovoltaic sunshade system which comprises a sunshade assembly arranged on the outer side of a curtain wall, the sunshade assembly comprises a supporting framework, two sectional material pressing lines are oppositely installed on the two sides of the supporting framework, a photovoltaic panel is arranged between the two sectional material pressing lines, and the photovoltaic panel is arranged between the two sectional material pressing lines. The supporting framework is connected with the curtain wall through a supporting assembly. Through shielding of the outer side sunshade assembly, heat transmitted into a room can be reduced, the energy-saving effect of a building is improved, and the service life of the curtain wall is prolonged; and meanwhile, solar energy can be absorbed and converted into electric energy through the photovoltaic panel on the bracket framework, so that the low-carbon and green effects of the whole building are improved.

The utility model relates to the technical field of doors and windows, and discloses a heat insulation type energy-saving aluminum alloy door and window which comprises a window frame, two sliding grooves are formed in the bottom side of the interior of the window frame, sliding strips are slidably installed in the two sliding grooves, and window sashes used in cooperation with each other are fixedly connected to the upper surfaces of the two sliding strips; the nano ceramic heat insulation coatings are arranged on the outer sides of the window frame and the window sash, solar radiant heat can be reflected and absorbed, heat transmitted into a room is reduced, meanwhile, gaps are effectively filled with the ethylene propylene diene monomer heat insulation rubber strips on the inner side of the window frame, heat conduction is prevented, the heat insulation effect is remarkably enhanced, and the indoor comfort degree is improved; the energy consumption of an indoor air conditioner is reduced, the using effect of the air conditioner is improved, the two-way lead screw is controlled by rotating the rotary knob, then the limiting plate is driven to move, and flexible adjustment and precise limiting of the positions of the sliding strip and the window sash are achieved.

The utility model discloses a kind of composite wallboard of barrier cold and heat exchange, it is related to building material technical field, and its technical scheme main point is: including surface layer and base layer, the surface layer and the base layer are mutually fixedly connected with several contact layers on one side, the contact layer and with its fixedly connected the surface layer or the base layer form heat preservation cavity between, the contact layer on the surface layer and the base layer exist spacing between, the contact layer on the base layer and the surface layer exist spacing between, the contact layer on the surface layer and the contact layer on the base layer between two are line contact.The utility model is through the setting of structure, so that surface layer and base layer mainly contact through contact layer, and the contact layer contact area on two is smaller, to reduce the transmission path of heat, reduce the transmission efficiency of heat energy, make it unable to effectively conduct heat, to improve the effect of heat insulation.

The invention discloses a nonmetal pipeline detection positioning device, method and system, and the positioning device integrates a sound generation device, a sound pickup, a main controller and the like through a detection box body, and an operator can carry one detection box body to carry out the detection work of a nonmetal pipeline. The sound generating device and the sound pick-up are used in cooperation, the position of the non-metal pipeline can be accurately determined by emitting the sound with the specific frequency and receiving the echo generated after the sound is transmitted in the non-metal pipeline, and the mode based on sound transmission is not limited by the non-conductive and non-magnetic characteristics of the non-metal pipeline; and the problem of non-metal pipeline detection can be effectively solved. The display device is installed on the detection box body and can display the position information of the nonmetal pipeline in real time. The main controller accurately analyzes and processes sound signals sent by the sound generating device and echo signals received by the sound pick-up, specific signals related to the non-metal pipeline are extracted, and the detection accuracy is improved.

The utility model relates to a mute cabin technical field, concretely relates to a combined mute cabin splicing structure, including base plate, connecting assembly and perspective window, the base plate is equipped with a plurality of sound insulation cavities in its thickness direction, the base plate is connected through connecting assembly and is mutually connected and encloses the rectangular outer frame of constitution, the connecting assembly includes the edge strip of package of base plate side and the connecting strip of base plate corner, the both ends end face of connecting strip is equipped with the insertion slot of T type structure, the sound insulation cavity of base plate is fixed through the insertion of insertion slot and three card lock and connecting column, the one side of edge strip and connecting strip towards the inside of outer frame is provided with the auxiliary positioning slot, the inside decorative board is inlayed in the auxiliary positioning slot, the one side of edge strip towards the outside of outer frame is provided with the mounting groove, the edge of perspective window is respectively inserted in the mounting groove of adjacent edge strip, the one side of mounting groove is rotatably connected with the perspective door through the connecting hinge.

The application discloses a kind of based on low temperature embrittlement cooperates prefabricated mark guide plate stamping equipment, including base and the shelf plate of being movably arranged on base, the holding module for being clamped and positioning outside the processing area of tensioning the plate to be processed of outside the plate to be processed is arranged between the base and shelf plate, and the groove prefabricated module for processing V-shaped guide groove to outside the plate to be processed preset fracture zone, the low-temperature cooling module for the plate after being processed by groove prefabricated module is arranged on the side of base, to reduce the temperature of plate and maintain low-temperature atmosphere by being used for rapid cooling, and the control cabinet for being respectively communicated connection control with holding module, groove prefabricated module and low-temperature cooling module.The application solves the problem that traditional stamping process handles high-strength alloy plate and the outer ring component of difficult deformation material, because prefabricated mark processing, low-temperature treatment and stamping forming link discrete layout lead to parameter matching, low-temperature embrittlement uncontrollable, difficult to realize the problem of accurate control of fracture surface quality.

The invention relates to the technical field of noise reduction helmets, in particular to a dustproof noise reduction helmet and an adjusting method of the dustproof noise reduction helmet. The dustproof noise reduction helmet comprises a helmet body, first dustproof goggles are installed on the front side of the helmet body, and noise reduction earmuffs are installed on the two sides of the helmet body; a first dustproof goggle is arranged on the helmet body, a second dustproof goggle capable of vertically extending downwards is arranged outside the first dustproof goggle, adjusting frames used for being connected with noise reduction earmuffs are arranged on the two sides of the helmet body respectively, each noise reduction earmuff is provided with an earmuff shell and a sponge cover, the earmuff shells are connected with the adjusting frames, and the sponge covers are arranged on the inner sides of the earmuff shells. A noise reduction adjusting mechanism capable of manually adjusting the noise reduction degree is arranged in the earmuff shell, the dustproof area is increased through cooperation of the first dustproof goggles and the second dustproof goggles, the noise reduction degree is adjusted through the noise reduction adjusting mechanism arranged in the noise reduction earmuff, and the safety of a rider is ensured.

The utility model relates to the field of head-mounted Bluetooth earphones, in particular to a head-mounted Bluetooth earphone capable of preventing sound leakage. The utility model provides a head-mounted Bluetooth earphone capable of preventing sound leakage, which comprises an earphone body, earphone covers, sound insulation cotton, connecting rods and the like, the earphone covers are symmetrically connected to the left and right sides of the lower side of the earphone body, the opposite sides of the two earphone covers are sleeved with the sound insulation cotton, and the two connecting rods are inserted into the inner side surface of the earphone body. Through the design that the sound insulation cotton is arranged on the earphone cover, leakage of played sound can be effectively prevented, interference to the surrounding environment and other people is avoided, meanwhile, the sound insulation cotton can reduce introduction of external noise, and more immersive audio experience is provided for a user; through the design of the first mounting shell, the second mounting shell, the first magnetic block, the second magnetic block and the insertion rod, the soft cushion assembly can be quickly disassembled and replaced, a user can conveniently clean or replace the soft cushion, the service life of the earphone is prolonged, and the maintenance convenience is improved.

The utility model relates to an automobile sponge rubber strip with a sound insulation effect in the field of automobile sponge rubber strips. The first buffer bag is arranged on one side of the mounting block; the cavity is formed in the first buffer bag; the second buffer bag is fixedly arranged in the cavity of the first buffer bag; the reset piece is fixedly arranged between the inner wall of the first buffering bag and the outer wall of the second buffering bag, the reset piece is arranged in an arc shape, and the first buffering bag, the second buffering bag and the arc-shaped reset piece structure are adopted, so that multiple buffering is achieved, the sound insulation effect is improved, external noise transmitted into a vehicle is effectively reduced, and a quiet and comfortable environment is created for the interior of the vehicle; and the reset piece can prevent the first buffer bag and the second buffer bag from being adhered due to long-time contact to influence the buffer effect.

The present invention discloses a water storage sunshade grille system for passive cooling of building exterior walls. The water storage sunshade grille system is a new building passive energy-saving technology. It uses the combined effects of sunshade and passive evaporation to reduce the temperature of the building exterior wall, thereby reducing the heat transmitted from the exterior wall into the room, which helps to improve the indoor thermal environment, reduce the energy consumption of building air conditioning, and weaken the urban heat island effect. The water storage sunshade grille has the effect of sunshade and heat insulation, resists solar radiation, and reduces the comprehensive temperature of the building exterior wall surface; and the water storage tank can store more water, and can also use non-traditional water resources such as rainwater, gray water or air conditioning condensation water, which can save water resources to the greatest extent. And the water storage sunshade grille can be designed in combination with the architectural shape to enrich the building facade. At the same time, the system can be produced in a modular manner, with low cost. After the initial investment and installation, the later use cost and maintenance cost are very low, and it is also suitable for a variety of buildings.

The invention provides a head fixing device for magnetic resonance examination, and relates to the technical field of medical instruments. The mounting component comprises a main body and a movable groove, and the two ends of the front side of the main body are wedge-shaped; before a next patient uses the device, the control plate is rotated, the rotating roller drives the supporting belt to rotate, the side, making contact with the head of the patient, of the supporting belt moves to the inner end of the device body, the supporting belt can be automatically wiped and cleaned through bristles when the supporting belt passes through the brush plate, manual cleaning is not needed, and the device is convenient to use. The contact area of the supporting belt and the head of a patient can be kept clean, and the problems that magnetic resonance serving as public medical equipment can be used by hundreds of patients in one day, after long-time use, the head fixing device can be stained with some hair and other sundries, medical staff cannot wipe and clean the head in time, and the medical staff cannot wipe and clean the head of the patient in time are solved. And the head fixing device is not sanitary enough to use.

This utility model discloses a work stand telephone with stable sound transmission. The handheld receiver includes a handle, with a handset module fixedly installed at one end of the bottom surface of the handle, and a microphone module fixedly installed at the end of the bottom surface of the handle away from the microphone module. Several first anti-slip blocks are fixedly connected to the middle of both sides of the outer wall of the handle, and each first anti-slip block is equidistantly arranged along the length of the handle. Second anti-slip blocks are fixedly connected to the side wall of the handle and located around the handset module, with two second anti-slip blocks on each side of the handset module. Third anti-slip blocks are fixedly connected to the side wall of the handle and located around the microphone module, with a limiting groove formed in the middle of the surface of each third anti-slip block. The limiting groove extends vertically as a whole, and two third anti-slip blocks are located on each side of the microphone module. The soundproof tube is made of flexible material to reduce sound leakage and the transmission of external noise.

The utility model relates to the technical field of daylighting skylight, specifically disclose a kind of daylighting roof skylight, including the spacing frame for supporting and the laminated glass being arranged in the inside of spacing frame, the both sides of laminated glass are located frame and are provided with board eave, the board eave is inclined to be arranged at preset angle, for satisfying the need of rain guiding water drop;The frame of the lower portion of the board eave is formed by broken bridge aluminium splicing, the bottom of the frame is provided with installation area, the installation area is provided with fixed area, the inside of the fixed area is fixed frame by fixing member;The utility model is by setting sealing strip three between board eave bottom and laminated glass, its bottom has breakpoint type sealing strip two again, sealing strip one is set in the inside of broken bridge aluminium, these sealing strips effectively fill the gap between each component, prevent rainwater, dust and other external impurities from entering daylighting roof skylight inside, protect internal structure from erosion and damage, improve the overall sealing performance.

The invention discloses a sound-insulation and heat-insulation glass film which is provided with a hollow glass bead / PET composite layer, due to the characteristics of hollow glass beads, a closed hollow structure can effectively block a sound propagation path, and the sound-insulation and heat-insulation glass film has a silencing effect; and meanwhile, the TPU layer and the metal coating can play a role in synergistic silencing at the lower layer, so that a remarkable sound insulation effect is generated. Besides, the hollow glass bead / PET composite layer can scatter light, so that on one hand, the TPU layer is physically protected, and on the other hand, the weather resistance of the TPU layer can be improved. And moreover, the metal coating can reflect part of light rays, so that heat transfer is reduced, and the requirement on heat insulation performance is met. The sound-insulation and heat-insulation glass film has a wide application prospect when being applied to glass outer films in the field of automobiles or buildings.