14results about How to "Easy transition" patented technology

This invention discloses a horizontal rotation device for a bridge erecting machine, comprising a main beam, two sets of intermediate support legs, and two sets of auxiliary devices. The main beam includes two beam bodies and a main beam transverse joint hinged to the two beam bodies. Each set of intermediate support legs includes two intermediate support leg units, a support leg crossbeam, and an adjustment mechanism. The two intermediate support leg units are respectively hinged to the two beam bodies and slidably mounted on the support leg crossbeam. The adjustment mechanism is used to adjust the distance between the two intermediate support leg units. Each set of auxiliary devices includes two auxiliary support legs, which are respectively installed on the two beam bodies. The two sets of auxiliary devices and the two sets of intermediate support legs are used to alternately support the bridge deck to lift the main beam. This invention also provides a method for horizontal rotation of the bridge erecting machine. The described horizontal rotation device and method for the bridge erecting machine achieve horizontal rotation of the bridge erecting machine by alternately rotating the main beam and intermediate support legs horizontally. Therefore, it facilitates site relocation and is applicable to conditions where precast beams and cap beams intersect at an angle.

This invention relates to the field of ultra-high strength steel welding technology, and more particularly to a laser welding method for the pickling and rolling process of 980MPa cold-rolled multiphase steel. The 980MPa cold-rolled multiphase steel is produced using a combined pickling and rolling unit. The tail end of the front coil and the head end of the rear coil are butt-welded using a laser welding machine, with 780MPa multiphase steel used as the transition material. By adjusting the welding process parameters, the welding difficulties encountered in the pickling and rolling process of 980MPa multiphase steel are solved, reducing the incidence of strip breakage along the weld seam during pickling and rolling, and effectively improving production efficiency.

The application belongs to the technical field of iodine-containing wastewater treatment, and specifically provides a method for treating iodine-containing wastewater, which comprises the following steps: mixing a metal-doped bismuth tungstate material for treating iodine-containing wastewater with a binder and a conductive agent to prepare a slurry, coating the slurry on a conductive substrate, and drying to obtain a membrane electrode, and using the obtained membrane electrode to treat iodine-containing wastewater; and a preparation method of the metal-doped bismuth tungstate material for treating iodine-containing wastewater, which comprises the following steps: 1) dissolving bismuth salt and iron salt in a solvent to prepare a mixed solution; 2) adding a tungstate solution to the mixed solution to form a suspension, and then performing a hydrothermal reaction, collecting the precipitate after cooling, and washing and drying to obtain the product. The metal-doped bismuth tungstate material prepared by the application has the advantages of high specific surface area and good photo-assisted electric adsorption performance.

This application relates to the field of cold cathode field emission material preparation technology, and discloses a method for preparing a graphene-diamond composite structure to improve the field emission performance of diamond. The method involves first dispersing nanodiamonds and graphene oxide in a deep eutectic solvent; then adding boric acid to induce an in-situ sol-gel transformation under heating, forming a gel network that locks the dispersed phase; followed by microwave-assisted interface activation and gradient high-temperature carbonization, and finally cleaning and drying to obtain the product. This invention effectively suppresses phase separation and agglomeration during pyrolysis through a gel solidification mechanism, and utilizes the deep eutectic solvent and boric acid pyrolysis to achieve in-situ co-doping of nitrogen and boron, constructing a low-barrier continuous conductive channel on the diamond surface, and realizing tight electrical interconnection between components. This method is simple and controllable, and the resulting composite material possesses excellent conductivity, low turn-on electric field, and high emission stability, thus improving the electron emission efficiency of cold cathode devices.

The application relates to a belt conveyor transition device which comprises inverted L-shaped mounting supports composed of mutually perpendicular first supporting plates and second supporting plates; further comprises a turnover plate arranged between the two inverted L-shaped mounting supports, one side of the turnover plate is respectively slidably connected with the two inverted L-shaped mounting supports, the other side of the turnover plate is respectively connected with the two inverted L-shaped mounting supports through connecting rods; one end of the connecting rod is rotationally connected with the turnover plate, the other end of the connecting rod is slidably connected with the second supporting plate; the first supporting plate is provided with a limiting block for limiting the rotation angle of the turnover plate and the connecting rod. The utility model overcomes the defects that the existing automobile parts are directly placed in the flowing belt, the service life of the belt is sharply reduced, and the parts are prone to deformation, improves and prolongs the service life of the belt, the parts are not easily deformed due to being pulled by the excessive speed difference of the belt, and the structural deformation and damage of the parts are reduced.

This utility model discloses a smoke exhaust pipe, a smoke exhaust assembly, and an integrated stove, belonging to the field of integrated stoves. It includes a pipe body with cross-sectional shapes on a plane perpendicular to its smoke exhaust direction. Each cross-sectional shape is parallel to a common direction, and the projected length of each cross-sectional shape along the common direction is less than or equal to the projected length of its corresponding plane in other directions. The smoke inlet of the pipe body is a first smoke inlet, and a connecting structure for connecting to the exhaust hood is also provided at the first smoke inlet of the pipe body. The technical advantage of this utility model is that the smoke exhaust pipe only occupies a small portion of the width used to conceal the cabinet, allowing for a larger remaining usable width in the cabinet, indirectly increasing the usable storage space of the cabinet.

The utility model provides a kind of automobile rearview mirror, including rearview mirror body, and the flow guide frame being located in the rim of rearview mirror body, flow guide frame includes the link portion being linked with rearview mirror body, the flow guide portion being arranged with link portion angle, and the transition portion between link portion and flow guide portion, link portion from rearview mirror body side towards transition portion, by rearview mirror body outwardly inclined arrangement, flow guide portion from transition portion side towards the side far from link portion, by outwardly inclined arrangement towards rearview mirror body, flow guide groove is recessed in flow guide portion, flow guide groove has straight section, inclined section located in the both sides of straight section, still have groove in straight section and inclined section. The utility model can make airflow better transition to flow guide groove by the design of inclined portion, avoid the obstruction of original flow guide frame to airflow, simultaneously make flow guide frame and have drainage function by the design of flow guide groove and groove, wind resistance can also be reduced on the basis of meeting aerodynamics.

This utility model discloses an ultraviolet (UV) photography auxiliary device for archaeological sites, including a support mechanism on a column bracket and an auxiliary mechanism on a telescopic fixing plate. The support mechanism on the column bracket allows for folding and telescopic operation. Compared to traditional fixed-length or non-foldable brackets, this significantly reduces the device's volume when not in use, facilitating transportation and relocation. The bracket can be quickly extended to the required length and erected, or folded away quickly after work, reducing the time and effort spent by archaeologists during equipment installation and disassembly. Furthermore, the auxiliary mechanism on the support mechanism effectively solves the problem of traditional UV photography auxiliary devices for archaeological sites lacking UV photography height adjustment functionality. It can precisely adjust the UV lamp cover to the appropriate height according to different target areas, ensuring accurate coverage of the target area.

This invention relates to an experimental puppy food, comprising: 10-30 parts puffed corn, 1-5 parts puffed soybean meal, 15-30 parts puffed rice flour, 25-40 parts chicken meal, 3-10 parts olive oil, 3-10 parts duck fat, 0.5-1 part limestone powder, 0.02-0.05 parts choline chloride, 0.1-0.3 parts sodium chloride, 1-4 parts chicken liver powder, 4-8 parts beef flavoring agent, 4-8 parts milk powder, and 3-4 parts multivitamin and mineral premix; it also includes inactivated probiotics, with 1-6g of inactivated probiotics added per kg of puppy food, the inactivated probiotics including Pediococcus lactis CGMCC No. 23551; and it also includes Eucommia ulmoides leaf extract, with 4-12g of Eucommia ulmoides leaf extract added per kg of puppy food. The experimental puppy food mentioned above was fortified with inactivated probiotics and plant extracts to improve the intestinal microecological balance of the experimental dogs, increase the digestibility and utilization of the dog food, and enhance the stress resistance of the puppies. The prepared dog food has low hardness, making it easy for puppies to eat during the weaning transition period and reducing stress. The milk powder uses an external spray coating process to enhance the immune function of the experimental puppies, and nitrogen packaging helps to preserve the feed.

This invention belongs to the field of cleaning equipment technology, and specifically relates to a novel cleaning patrol vehicle, including a vehicle body assembly. A rack is installed on the rear side of the vehicle body assembly, and a trash can is placed inside the rack. Side brushes are installed on the sides of the vehicle body assembly, and a roller brush housing is installed on the rear side of the side brushes. The roller brush housing is fixed to the vehicle body assembly via a housing connecting rod and a push rod connecting rod. An electric push rod is also fixedly installed on the vehicle body assembly, and a rotating shaft B is rotatably connected to it. The rotating shaft B is rotatably sleeved with the push rod connecting rod, and the output end of the electric push rod is hinged to one end of the push rod connecting rod. This invention reduces the vehicle height by using a foldable headrest and backrest, thereby saving transportation space and reducing transportation costs. By raising the roller brush housing, the lifespan of sweeping consumables is increased, reducing operating costs. Furthermore, the switching between operating modes and patrol / transfer modes ensures safety while improving work efficiency.

A construction method of building external wall insulation board gap insulation cold bridge system, including the following steps: step 1 preparation before construction; Step 2 pretreatment of base layer, remove floating dust, oil stains, loose ash layer, blow with high pressure air; Step 3 BIM layout defense line; Step 4 board processing; Step 5 slurry brushing; Step 6 bonding and paving, full gap; Step 7 exhaust compaction; Step 8 male and female angle closing; Male and female angle slurry full filling, slurry thickening full coating; Step 9 maintenance quality control; Step 10 product protection. The present application is simple in field construction, without too many complex procedures, strengthens bonding and system integrity, blocks gaps, improves sealing and insulation effect, optimizes insulation layer transition, reduces stress concentration, improves construction adaptability and reduces installation difficulty.

This invention discloses a truss-mounted mobile robot and its operating method, comprising: a head-mounted drive unit, a vertical truss, a horizontal truss, a truss rolling connection mechanism, a tail support wheel assembly, a lifting unit, and a working unit. The robot's head-mounted drive unit is mounted on a wind-resistant ring on the outer wall of a storage tank, which serves as the walking track for the head-mounted drive unit. The robot's tail support wheel assembly provides rolling support on the outer wall of the storage tank. During operation, the lifting unit drives the horizontal truss to move vertically along the vertical truss, the working unit moves horizontally on the horizontal truss, and the head-mounted drive unit drives the vertical truss to move along the walking track of the wall to be constructed, enabling the working unit to fully cover the working area of ​​the wall to be constructed.