21results about How to "Stop loss" patented technology

The utility model discloses an auxiliary moisture removal device which comprises a treatment box, an air inlet pipe and an exhaust pipe, the middle of the bottom end of the treatment box is connected with a connecting box in a penetrating mode, the air inlet pipe is connected with the interior of the treatment box in a penetrating mode through the connecting box, an installation groove is formed in the connecting box, and a sponge block is installed in the installation groove. And drainage openings are formed in the two sides of the bottom end in the treatment box in a penetrating mode, water storage tanks are connected to the bottom ends of the two drainage openings and located on the two sides of the bottom end of the treatment box, and the positions above the two drainage openings are above the two drainage openings. The wet and hot air purifier has the advantages that loss of some hot air can be stopped through the sponge block in the connecting box, moisture in part of wet and hot air can be absorbed, water drops in the rest of wet and hot air are attached to the guide plate after encountering the guide plate and flow downwards along the inclined guide plate, and therefore the water drops in the wet and hot air can be purified. And the water is discharged into the water storage tank through the water outlet for storage, so that waste of a large amount of energy is avoided.

The utility model relates to the technical field of building construction drainage holes, and discloses a retaining wall drainage hole water filtering structure which comprises a baffle, a mounting frame and a replacement plate, the baffle is arranged on one side of a retaining wall, a drainage hole is formed in the middle of the baffle, and the replacement plate is inserted into the inner wall of the drainage hole and attached to the baffle. The retaining wall drain hole water filtering structure comprises a mounting frame and a baffle, the mounting frame is detachably connected with the baffle through a clamping mechanism, the upper surface of the mounting frame is detachably connected with a separation net used for filtering soil, and fixing mechanisms are arranged on the two sides of the bottom of the mounting frame and used for fixing geotechnical cloth. Through cooperative arrangement of the mounting frame, the separation net and the fixing mechanism, the separation net can be fixed to the mounting frame, a filtering material is added into the separation net, the water filtering effect can be achieved, soil loss is prevented while internal accumulated water is drained, and the geotechnical cloth can be fixed to the outer portion of the mounting frame in cooperation with the fixing mechanism arranged outside.

This utility model discloses an automatic adjustment device for furnace door sealing in a strip steel coating production line, relating to the field of continuous strip steel coating technology. The utility model includes a mounting frame, inside which two sets of adjustable shielding components are symmetrically arranged. Driving components are located at the top and bottom of the mounting frame, and are connected to the driving ends of the adjustable shielding components. This utility model guides the strip steel into the curing furnace between the two adjustable shielding components. The driving components then drive the two sets of adjustable shielding components, causing the two shielding ends to move synchronously towards the strip steel surface, thus forming a small gap with the strip steel. This arrangement allows the distance between the two shielding ends to be flexibly adjusted according to the strip steel thickness. Simultaneously, during the strip steel curing process, it effectively prevents rapid heat loss from the curing furnace between the two shielding ends, thereby avoiding incomplete curing of the strip steel due to temperature fluctuations within the furnace.

This invention relates to the field of submerged arc welding equipment technology and discloses a fully automatic submerged arc welding machine, including a rotating frame, a moving carriage, a C-shaped frame, a welding mechanism, a feeding mechanism, and a suction device. The C-shaped frame is mounted on the moving carriage, and an adjustment table is provided at the upper end of the C-shaped frame. A frame is provided on the adjustment table, and the welding components of the welding mechanism are mounted on the frame. When performing double-sided straight seam welding on the workpiece, a straight plate protective material mechanism is installed at the end of the C-shaped frame. The straight plate protective material mechanism includes a straight plate protective material mechanism installed at the end of the C-shaped frame, which symmetrically clamps the weld seam of the workpiece. When performing circumferential double-sided welding on the workpiece, an annular plate protective material mechanism is installed on the inner and outer sides of the joint of the two workpieces. This invention realizes fully automatic double-sided welding operation, effectively solves the core problems such as complicated process, rapid loss of molten pool temperature, loss of weld liquid, and poor formation, and greatly improves welding efficiency and weld formation quality. It is suitable for double-sided welding scenarios of straight seam and circumferential seam.

The intelligent bathtub with the massage function comprises a bathtub body and an edge arranged on the outer side of the bathtub body, a massage headrest is arranged in the left side of the bathtub body, a rotating seat is arranged on the upper right side of the bathtub body, a water inlet pipe is arranged on the upper side of the rotating seat, and a water outlet pipe is arranged on the lower side of the rotating seat. A water outlet is formed in the right lower side of the bathtub body, a water level sensor is arranged in the upper portion of the left rear side of the bathtub body, and the shielding cloth can effectively shield water, prevent the water level from splashing along with shaking of the body during bathing, prevent the ground of a bathroom from being wetted and reduce the slipping risk; and meanwhile, a barrier formed by the shielding cloth can protect the privacy of the user, so that the user is more relaxed in the bathing process. Besides, the tightened shielding cloth arranged in a suspended mode provides an extra space for containing light objects such as bath goods and reading materials for the user, the user does not need to frequently get up to take the objects, and convenience and comfort in the bathing process are greatly improved.

This invention relates to a method for preparing and applying a polypyrrole-coated indium-based electrocatalyst. The method includes the following steps: adding carbon nanotubes to an N,N-dimethylformamide solution containing indium nitrate, transferring the solution to a high-temperature reactor, and reacting to obtain In₂O₃ / CNT; placing the In₂O₃ / CNT in an aqueous solution containing pyrrole, and then adding ammonium persulfate to react, thereby obtaining the polypyrrole-coated indium-based electrocatalyst. The polypyrrole-coated indium-based electrocatalyst obtained by this invention exhibits excellent electrocatalytic performance in the reduction of carbon dioxide to formic acid, possessing both high Faradaic efficiency and long-term catalytic stability.

The invention discloses an energy-saving charcoal fire barbecue oven with a multi-section temperature control function. Comprising a barbecue oven; the barbecue oven is composed of an oven body and a smoke extraction mechanism, the bottom end of the oven body is installed at the bottom end of the support, a containing plate is installed at the position, located at the bottom end of the oven body, of the upper end of the support, an air inlet is formed in the front end of the oven body, an air inlet adjusting mechanism is installed at the position, corresponding to the air inlet, of the upper side of the oven body, and a collecting mechanism is slidably installed below the rear end of the oven body. A grating is installed in the middle of the interior of the oven body, a plurality of carbon boxes are arranged side by side at the upper end of the grating in the oven body, and barbecue grids are arranged at the upper end of the oven body corresponding to the upper ends of the carbon boxes. According to the multi-carbon-box design, charcoal fire segmented control is achieved, the carbon boxes can be flexibly started according to the number of food materials and barbecue requirements, charcoal fire waste is reduced, and the energy-saving effect is achieved; the air inlet adjusting mechanism accurately controls air, so that sufficient combustion of charcoal fire and stable fire behavior are guaranteed; the smoke extraction mechanism is high in smoke extraction efficiency, and the barbecue environment is improved; the collecting mechanism is convenient to clean, and use experience is improved.

The application discloses a quartz sand sorting screen device capable of preventing material blocking, relates to the technical field of quartz sand sorting, and comprises a screen box, a screen frame, a sorting screen body, a vibration exciter, a base frame and a PLC electric control system, further comprises a micro elastic self-vibrator, an auxiliary screen cleaning assembly, a pulse jet screen cleaning assembly, a material loosening assembly and a piezoelectric film sensor. During the vibration sorting process, the micro elastic self-vibrator is used to generate high-frequency micro-amplitude vibration for cleaning the screen hole, the piezoelectric film sensor is used to detect the degree of material blocking in real time, different strength of the anti-blocking strategy is automatically triggered according to the material blocking grade, the micro elastic self-vibrator is accurately applied to the screen hole to break the material bridge, the ultrasonic wave is used to assist in loosening the fine particle blocking, the pulse jet is used to reverse blow and clean the stubborn blocking, and the micro elastic self-vibrator, the ultrasonic wave screen cleaning and the pulse jet reverse blow are cooperated to form a multi-dimensional cooperative screen cleaning structure, so that the accurate detection and grading of the material blocking is realized.

The invention belongs to the technical field of boiler protection materials. The invention relates to a non-crystalline material, in particular to an erosion-resistant non-crystalline material for a large circulating fluidized bed boiler and a preparation method thereof. The product provided by the invention comprises the following elements in parts by mole: 45 to 50 parts of Fe, 20 to 22 parts of Cr, 5.0 to 5.5 parts of Mo, 3.0 to 3.5 parts of W, 10 to 12 parts of B, 3.0 to 3.2 parts of C, 8.0 to 8.5 parts of Ni, 4.0 to 4.5 parts of Co, 2.2 to 2.5 parts of Mn and 0.4 to 0.6 part of Y; the amorphous material is in a pre-alloyed powder form, the microstructure of the amorphous material takes an amorphous phase as a matrix, and crystal phases with the size smaller than 50nm are dispersed and distributed in the amorphous phase; the degree of sphericity of the pre-alloyed powder is larger than 0.85, and the oxygen content of the pre-alloyed powder is lower than 600 ppm. The obtained material can effectively solve the problem that a formed oxidation film is prone to cracking and peeling off in the boiler thermal cycle process, and consequently the protection capacity of a coating formed in the using process on a boiler is attenuated.

The utility model discloses a kind of off-car drive systems and electric shovel suitable for extremely cold working condition, including temperature monitoring protection system, cable protection sleeve, sealing component, current collector ring, off-car drive motor and the motor drive cable of both electrical connections, wiring cabinet is equipped on off-car drive motor;Temperature monitoring protection system is used to detect the ambient temperature of the off-car drive motor, only when the detected ambient temperature value reaches preset temperature value, off-car drive motor can be started;Cable protection sleeve is used to wrap the motor drive cable, play heat insulation function;Sealing component is arranged at the gap between the box of wiring cabinet and box cover, play sealing insulation function.The technical scheme provided by the utility model improves the adaptability of electric shovel off-car drive system to extremely cold working condition.

The retaining wall structure with the inverted filtering function comprises a concrete retaining wall and a decorative plate, a built-in cavity is formed in the front end of the concrete retaining wall, positioning rods are fixed to the left side and the right side of the inner wall of the built-in cavity, a second adhesion plate is arranged in the middle of the inner wall of the built-in cavity, the decorative plate is arranged on the front side of the built-in cavity, and the inner wall of the decorative plate is provided with an inverted filtering function. And a fixing strip is arranged on the inner wall of the decorative plate, and an insertion hole is formed in the fixing strip. According to the retaining wall structure with the inverted filtering function, the geotextile inverted filtering layer mainly has the functions of filtering, water drainage and protection in the concrete retaining wall, the geotextile inverted filtering layer can effectively prevent soil particles from entering a water drainage system along with water flow, the water drainage system is prevented from being blocked, and smooth water drainage is kept; the geotextile inverted filter allows water to be discharged through the geotextile material, the water pressure behind the retaining wall is reduced, the stability of the retaining wall is enhanced, the geotextile inverted filter prevents soil erosion and loss, and the retaining wall structure is protected against damage.

This utility model relates to the field of slope protection board technology, and more particularly to a waterproof slope protection board for preventing soil erosion. The technical solution includes a board body, a locking block fixedly disposed on one side of the board body, a limiting insertion hole on one side of the locking block, and a locking groove on the side of the board body away from the locking block; an insertion block disposed on one side of the board body, and a slot on the side of the board body away from the insertion block; a guide groove inside the board body, and a sliding groove on one side of the board body, the sliding groove communicating with the guide groove, and a connecting component for interlocking is disposed inside the guide groove. This utility model enhances the vertical connection constraint, effectively preventing the slope protection board from misaligning or separating vertically when the slope is eroded by rainwater or subjected to gravity, improving the integrity and stability of the slope protection structure, reducing direct erosion of the soil by rainwater, and preventing soil particle loss, thereby effectively curbing soil erosion and protecting the slope ecology.

The invention discloses an interdigital infrared detector and a preparation method thereof, and belongs to the technical field of semiconductor devices. The interdigital infrared detector comprises a substrate, a metal reflecting layer, a first PVA layer, an interdigital electrode layer, a PbS quantum dot layer, a second PVA layer and a SnO2 layer from bottom to top. The metal reflecting layer, the two PVA high-transmittance insulating layers and the SnO2 layer are arranged in the detector, so that the transmittance and the utilization rate of light are improved, and the comprehensive performance of the detector is further remarkably improved.

The utility model relates to the technical field of cofferdams, and particularly discloses a cofferdam convenient to close, which comprises a fence and a pile chain cofferdam, the pile chain cofferdam comprises fixed piles and a chain net, the fixed piles are fixed to the river bottom, and the chain net is arranged on the fixed piles and protects water flow in multiple directions; the fence is arranged outside the pile chain cofferdam and installed at the river bottom through the positioning piles. The cofferdam is used for solving the problem that the closure gap of the cofferdam is inconvenient to close in the prior art.

The utility model relates to building engineering technical field especially relates to a shock attenuation pull rod structure, include: the sleeve one end has first opening, the first opening place is equipped with first sealing ring, the sleeve is equipped with second sealing ring in, and the oil cavity between first sealing ring and second sealing ring is for, the pull rod passes through first sealing ring and second sealing ring, the piston is equipped on the pull rod between first sealing ring and second sealing ring, and the piston divides the oil cavity into first chamber and second chamber, the through -hole is seted up in the pull rod and is connected first chamber and second chamber, the through -hole both ends also have the apron, the apron can be relatively close or far away the through -hole, and there is compression assembly between apron and the pull rod, when vibration becomes big, the liquid velocity that the through -hole flows through becomes big, and compression compression assembly, the apron is attached with the through -hole, and the oil cavity is sealed, and first sealing ring, second sealing ring and the piston all have sealing ring between the sleeve. The utility model improves the damping performance through the flow rate compression apron and the through -hole attachment sealed of liquid in the oil cavity.

The utility model discloses a variable diameter gate front sealing assembly of multilayer pad iron structure relates to the technical field of gate front sealing, and it is front end middle part of sealing rubber body has arc concave surface no.

This invention belongs to the field of photo-evaporation desalination of water, specifically relating to a composite photoevaporator for photo-evaporation desalination and its preparation method. Carbon nanotubes, which possess excellent light absorption and water transport capabilities, are dispersed in biomass materials. Simultaneously, a layer of copper acetate is sprayed onto the surface of the biomass materials containing carbon nanotubes, forming copper particles after carbonization. The photoevaporator prepared by this invention combines metal, carbon nanotubes, and biomass materials, exhibiting contrasting hydrophilic and hydrophobic properties and strong salt resistance.

The utility model discloses a broken bridge heat insulation aluminum alloy window with a noise reduction structure, which relates to the technical field of aluminum alloy windows and comprises a window frame and a noise reduction component. A window body is hinged to one end of the front side face of the window frame, a handle is installed on the front side face of the window body, a noise reduction assembly is installed in the window body, and a sealing unit is arranged in the window frame; the noise reduction assembly comprises low-radiation glass, a glue injection layer, tempered glass, an anti-explosion film and a protective film, the low-radiation glass and the tempered glass are both fixed in the window body, the glue injection layer is filled between the low-radiation glass and the tempered glass, and the anti-explosion film is bonded to the inner side face of the tempered glass. The multi-layer composite structure can effectively absorb noise of different frequency bands, the glue injection layer inhibits low-frequency resonance, the explosion-proof film enhances high-frequency reflection, and the micropore sound absorption layer improves low and medium frequency sound insulation performance, so that good sound insulation and noise reduction effects are achieved.

This utility model relates to the field of double-arch greenhouse technology, specifically a novel double-arch double-film solar greenhouse, including a rear wall and two gable walls. Several outer and inner arch frames are fixedly connected at intervals on the rear wall. The outer arch frames are covered with a light-transmitting film. A retractable inner cotton quilt roll is installed at the top of the inner arch frame, which is covered with a sunshade curtain. One end of the sunshade curtain is fixedly connected to the highest point of the inner arch frame, and the other end is wound around a first film roller, which is connected to the gable wall. An outwardly protruding support is fixedly connected to the top of the outer side of the rear wall. A baffle rod is fixedly connected to the outside of the support, and a retractable outer cotton quilt roll is installed inside the baffle rod. Frost-proof boards are installed at the bottom of all four sides of the greenhouse. This utility model improves upon the forward-leaning slope of the original greenhouse rear wall, allowing the outer cotton quilt roll to retract directly above the rear wall, reducing sunlight obstruction and increasing the light exposure time for crops near the rear wall. Simultaneously, the frost-proof boards at the bottom of the greenhouse further enhance heat preservation.

A fatigue testing tool capable of heating and preserving heat relates to the technical field of fatigue testing, and adopts the technical scheme that the fatigue testing tool comprises a heat preservation shell, a heating inner core, a positioning disc and a lower fixing plate, and positioning grooves are formed in the inner walls of the two ends of the heat preservation shell; an upper panel and a lower panel are respectively arranged at two ends of the heat-insulating shell; the heating inner core is arranged in an inner cavity of the heat preservation shell, and a gap is formed between the outer wall of the heating inner core and the inner wall of the heat preservation shell. A heating cavity is formed in the heating inner core, a heating pipe mounting hole is formed in the side wall of the heating cavity, and a heating pipe is arranged in the heating pipe mounting hole; the two positioning discs are arranged at the two ends of the heating inner core correspondingly and matched with the two positioning grooves correspondingly, and positioning columns are further arranged between the two positioning discs and the upper panel and between the two positioning discs and the lower panel correspondingly. The lower fixing plate is arranged on the side, away from the heating inner core, of the lower panel. The heating function is achieved through the heating inner core and the heating pipe, and the liquid medium storage condition and the sealing condition are further provided for the to-be-tested workpiece.

The utility model discloses a water conservancy project protection slope structure, which belongs to the technical field of water conservancy projects and comprises a slope body, a steel bar protection layer is arranged at the top of the slope body, a cement protection layer is arranged at the top of the steel bar protection layer, and a protection mechanism is arranged on the side wall of the cement protection layer. In the process, a steel bar protection layer and a cement protection layer are sequentially arranged on the top of the slope body, a preliminary protection barrier is formed, the effects of blocking water flow scouring and preventing soil loss of the slope body are achieved, the multiple protection plates are placed in the limiting grooves, the limiting grooves have the transverse positioning effect on the protection plates and prevent the protection plates from shaking left and right, and the limiting frames are placed in the clamping grooves. The side wall of the limiting frame makes contact with the protection plate, longitudinal movement of the protection plate is further limited, the protection plate is stably installed on the installation strip, and the protection plate is matched with the limiting frame.