14results about How to "Cheap manufacturing" patented technology

The present application belongs to the technical field of biological oil catalytic hydrogenation, and particularly relates to a bio-based oil-soluble molybdenum catalyst, a preparation method and application thereof. The preparation method of the bio-based oil-soluble molybdenum catalyst provided by the present application comprises: mixing a molybdenum source, a bio-based linear organic acid with a carbon atom number of 16 or more and an additive, heating and reacting, and separating to obtain the bio-based oil-soluble molybdenum catalyst; the additive is selected from at least one of tetrahydro naphthalene and decahydro naphthalene. The bio-based oil-soluble molybdenum catalyst green material obtained by the present application has optimal activity and high dispersibility when used, can realize more sufficient mixing with raw materials, forms nano high-dispersed molybdenum sulfide through sulfuration, and realizes high-efficiency hydrogenation refining of oil products through the joint action of hydrogen and sulfur, while reducing the sulfur, oxygen and metal residues in the product oil.

The invention relates to intelligent dyeing production equipment based on cooperation of an electric control box, the intelligent dyeing production equipment comprises a bottom plate and an electric control box body, four corners of the bottom of the bottom plate are respectively connected with support columns, a dyeing box is arranged above the bottom plate, four corners of the bottom of the dyeing box are respectively connected with stand columns, and the bottom ends of the stand columns are connected to the top of the bottom plate. A movable door is installed at the position, close to the top, of the right side of the dyeing box, material penetrating grooves are formed in the front side and the rear side of the dyeing box correspondingly, a U-shaped plate is arranged in the dyeing box, a pulling roller is movably connected to the inner wall of the U-shaped plate through a rotating shaft and a bearing, and an electric push rod is connected to the top of the dyeing box in a penetrating mode. According to the technical scheme, the whole structure is compact, an external circulating pump, a complex pipeline and an independent aeration system are omitted, the manufacturing and maintenance cost and energy consumption are reduced, and innovative equipment and method are provided for efficient, uniform and intelligent dyeing production.

The utility model relates to the field of ceiling fan installation accessories, in particular to a fast-assembly mechanism applied to a ceiling fan and used for fixing an upper cup, the ceiling fan comprises a ceiling fan body, a hanging rod and the upper cup, the fast-assembly mechanism is arranged on the hanging rod and can be adjusted up and down in the length direction of the hanging rod, and the fast-assembly mechanism comprises an installation sleeve assembly and a locking assembly. And the two are connected and matched to lock the whole quick-mounting mechanism and the upper cup on the hanging rod. The upper cup is fixed to the preset position of the hanging rod through the quick mounting mechanism, the problems that in the prior art, the upper cup and the external thread column are integrally formed, molds of different types of upper cups matched with the external thread column need to be produced, and the stock burden of accessories is increased are solved, the quick mounting mechanism can be independently manufactured and then matched with the different upper cups to meet the mounting requirement, and the mounting efficiency is improved. The overall manufacturing cost of the ceiling fan is reduced, good universality is achieved, and the quick mounting mechanism further has the advantages of being convenient to mount and operate and reliable in structure.

This invention provides a spray-type heat dissipation energy storage battery pack, including a base plate and a cover mounted on the base plate. A sealed battery cavity is formed between the cover and the base plate. Multiple rows of battery cell modules are installed within the battery cavity, with gaps between adjacent rows forming heat dissipation gaps. Multiple nozzles for spraying coolant are provided on the top of the battery cavity. The battery cell modules are mounted on the upper surface of the base plate, and a guide channel for guiding coolant flow is provided on the upper surface of the base plate. A drain pipe communicating with the guide channel and used to discharge coolant is provided on the cover or the base plate. This spray-type heat dissipation energy storage battery pack features an optimized cooling structure design, forming multiple cooling methods with high cooling efficiency and good effect, ensuring long-term stable and reliable operation of the battery pack. Simultaneously, it significantly reduces the amount of coolant used, lowering manufacturing, usage, and maintenance costs.

The utility model belongs to the technical field of phosphating filter equipment, and relates to a pipeline structure of a phosphating filter, which comprises at least two phosphating tanks arranged in parallel, each phosphating tank is respectively connected with a blanking pipe, the lower ends of the blanking pipes are gathered to a blanking main pipe, and the blanking main pipe is connected to an inlet of the phosphating filter; an outlet of the phosphating filter is connected with a filter outlet main pipe, the filter outlet main pipe is connected with the middle of a pipe body of a filter outlet branch pipe, the two ends of the filter outlet branch pipe are respectively connected with the middle of a pipe body of a conveying pipe, and the conveying pipe is divided into a phosphating tank branch pipe and a sewage discharging branch pipe by the filter outlet branch pipe. The upper end of the phosphating tank branch pipe extends into the phosphating tank, and the lower end of the pollution discharge branch pipe is connected to the pollution discharge header pipe. The utilization rate of the phosphating filter can be improved; the one-driving-two filtering requirement of the phosphating filter is met; the whole equipment is compact, and manufacturing and using cost is reduced.

The present application relates to a kind of industrial juicer for deep processing of pennisetum, comprising: frame, feed hopper, pretreatment zone and residue-liquid separation zone are arranged in height on frame;Roller feeding mechanism, for material is rolled and delivered to pretreatment zone;Cutting material roller mechanism, including cutting plate being arranged in pretreatment zone, the outside of cutting plate can be movably installed cutting blade, and the bottom side of cutting blade is installed broken material compression roller;Hot softening guide mechanism, for heating softening treatment to material after roller pressing and conveying it to centrifugal separation zone;Juice separation device, including primary filter cartridge and secondary filter cartridge, the top of the secondary filter cartridge is closed and fixed with end cover plate, a plurality of residue outlets are formed in end cover plate, and lifting auger is rotatably arranged in the middle of end cover plate;Juice collection mechanism, for discharging and collecting juice.The present application can facilitate feeding and overall smooth progress of juicing process, and can effectively improve juicing effect and juicing efficiency.

The utility model relates to a system for eliminating, reducing, clearing and sucking sputum and treating waste sputum. The system comprises a sputum tank, a liquid medicine tank and a liquid tank. The inner cavity of the tank is connected with a positive-negative pressure air source, a water source and a sputum suction and drainage pipe. The device further comprises a foot switch, an electromagnetic valve, a pressure regulator, a controller, an electromagnetic vibrator, an expiration electromagnetic valve switch, a trachea cannula, a double-channel sputum suction tube and the like. According to the principle, during sputum excretion, resonance is generated during lung expiration of a patient by controlling the switching frequency of the electromagnetic valve and vibration of the vibrator in a timing mode, lung secretions continuously overflow, and the treatment effects of sputum excretion, inflammation diminishing and detoxification are achieved. During sputum suction, the sputum suction tube is inserted into a trachea and a bronchus within more than ten seconds, and a trace amount of liquid is used for reducing and clearing sputum and synchronously sucking sputum, so that the ventilation and oxygen supply effects are improved, and the sputum suction tube plays a crucial role in rescuing the life of a critically ill patient. Sucked sticky sputum is added with water, stirred and discharged into a sewage station, replacement and destruction of a sputum suction bottle are omitted, cross infection is prevented, and environment-friendly biological safety scientific management is facilitated.

The application discloses a preparation method of silicon nitride nano-powder, relates to the technical field of inorganic non-metallic nano-material preparation, and is characterized by a direct nitriding reaction link of silicon vapor and nitrogen plasma. The method uses high-purity silicon vapor prepared by an existing process as raw material, introduces the high-purity silicon vapor into a nitrogen plasma reaction area, and under specific process conditions, the silicon vapor and the nitrogen plasma rapidly generate a nitriding reaction to form a silicon nitride nano-particle precursor. After condensation, collection and simple subsequent treatment, high-purity silicon nitride nano-powder is obtained. The core reaction link of the application does not need to prepare a solid silicon powder intermediate, has high reaction efficiency, high product purity and good dispersity, solves the problems of easy agglomeration and high impurity content of silicon nitride powder in the prior art, and the product can be applied to high-end fields such as high-temperature structural ceramics and semiconductor packaging.

A sawtooth component (10) for a progressive steering system includes first and second inclined sawtooth ramps (14, 16). The first and second inclined sawtooth ramps (14, 16) include a plurality of sawtooths (20, 50), each sawtooth having a first tooth face angle and a second tooth face angle relative to a central plane (48) extending perpendicular to a longitudinal direction (34) of the sawtooth component (10). For at least 50% of the plurality of sawtooths (20, 50), the first tooth face angle has a unique first angle value, and the second tooth face angle has a unique second angle value, the first angle value corresponding to a mirror image of the second angle value at the central plane (48). The invention also includes a progressive steering system, a method of manufacturing a sawtooth component, and a method of manufacturing a steering system.

The graphene nanoribbon represented by the general formula (1) is a novel GNR obtained by a more simple and industrially advantageous GNR production method. In the formula (1), R 1 represents a linear alkyl group having 1 to 12 carbon atoms; R 3 4 and R 3 4 together form a group represented by -SiR 2a R 2b ; wherein R 2a and R 2b are the same or different and represent a hydrogen atom, an alkyl group having 1 to 4 carbon atoms optionally having a branch, or a phenyl group; and n represents an integer of 1 or more.​​

The invention discloses a planar coupling structure based on modular wireless power transmission and a control method thereof, and relates to the technical field of magnetic coupling type wireless power transmission. Through modular structure arrangement and coil space orientation design, three-dimensional controllability and adjustability of a magnetic field can be achieved, a magnetic gathering effect is achieved to improve transmission efficiency and anti-offset capacity, edge magnetic leakage can be actively inhibited, and therefore the wireless power transmission planar coupling structure which is high in performance, high in flexibility and easy to maintain is formed.

A bolt anti-loosening structure used under the action of large torque comprises a connecting body, an outer ring, an inner ring, a connecting block and a fastening bolt, a connecting hole is machined in the connecting body, the inner diameter of each part of the connecting hole is matched with the outer diameter of a main body part of the connecting block, and a threaded section matched with the fastening bolt is arranged in the connecting hole; the outer ring and the inner ring are of a wedge-shaped ring-shaped closed ring structure, the outer diameter of the inner ring and the inner diameter of the outer ring form a concentric circle structure, the inner surface of the outer ring is a conical surface, the outer surface of the inner ring is a conical surface, the inner surface of the outer ring is matched with the outer surface of the inner ring, and when the outer ring and the inner ring are matched, the formed axial section is rectangular. The anti-loosening device mainly comprises the tapered wedge-shaped outer ring and the tapered wedge-shaped inner ring, is simple in structure and low in manufacturing and processing cost, and can achieve the anti-loosening effect through coordinated deformation under the action of strong vibration.

This utility model discloses a drive roller for dry continuous casting, comprising: a drive roller body including a mandrel portion, a roller sleeve portion sleeved on the outer side of the mandrel portion, and a cooling inner channel provided inside the mandrel portion; a bearing support portion including a bearing seat body, one end of the bearing seat body being closed and the other end being fitted with a through cover, the bearing seat body and the through cover forming an integral structure; both the inner wall of one end of the bearing seat body and the inner wall of the through cover are provided with an all-metal sealing unit for sealing the mandrel portion; a cooling portion including a cooling water pipe, one end of the cooling inner channel being provided with a dual-path rotary joint, the dual-path rotary joint including a water inlet passage communicating with the cooling water pipe and a water return passage communicating with the cooling annulus; and a drive connection portion disposed at the end of the drive roller body. In this utility model, the bearing seat body and the through cover form an integral structure, effectively reducing the risk of impurities and high-temperature water vapor entering between the through cover and the bearing seat body; the use of an all-metal sealing unit ensures a long service life of the sealing structure.

This invention provides a negative photosensitive composition with excellent chemical resistance and capable of low-temperature curing. The negative photosensitive composition comprises (I) a polysiloxane having a specific structure, (II) a polymerization initiator, (III) a compound containing two or more (meth)acryloyloxy groups, and (IV) a solvent.