Super triple superphosphate and preparing process thereof

Breechblock-type waterproof conduit joint

The invention discloses a breechblock-type waterproof conduit joint composed of a male joint and a female joint. A plurality of columns of outer parallel teeth are uniformly distributed on the external-diameter periphery of one end of the male joint, a plurality of locking piece grooves used for mounting locking pieces are uniformly distributed in the rear periphery of outer parallel teeth, and a locking pawl is arranged on each locking block. A plurality of columns of inner parallel teeth are uniformly distributed on the internal-diameter periphery of one end of the female joint, a plurality of insert grooves used for mounting inserts are uniformly distributed on the front periphery of the inner parallel teeth, and a locking pawl is arranged on each insert. When the male joint and the female joint are coaxially and radially staggered by 45 degrees, the outer parallel teeth on the male joint and the inner parallel teeth on the male joint are meshed, and the locking piece grooves in the ...

Diet treatment calculator

The invention relates to a calculator, in particular to a diet treatment calculator. The calculator aims at different requirements of different groups on ingesting food energy, fat, protein and other diets, and provides a simple and easily operated device for calculating a diet proposal. The device comprises an input unit, a memory, a calculating unit and an output device, has the functions of basic information input and storage, diet calculation, inquiry and custom input, can automatically calculate required energy, quantity of protein, fat, carbohydrate and other elements, output a menu or quantity of meat, staple food and other raw materials, and customize a diet plan according to raw material variety, nutrition and energy requirements. The calculator has the inquiry function to inquire the content of nutritional ingredients of various foods and methods for making common diets, and the custom input function to complement and enlarge special diet requirements and food varieties, which ...

Super triple superphosphate and its preparing process

A super triple superphosphate contains 2CaHPO4.2H2O (60-65 wt.%), CaSO4 (12-16 wt.%), water-soluble calcium salt (8-10 wt.%) and Si (the rest), and is prepared through hydrolyzing phosphorus and calcium ore powder, reaction with sulfuric acid or phosphoric acid, filtering, mixing the filtrate with phosphoric acid, reaction with oxynitride while stirring and constant-temp drying. Its advantages are short production period, high efficiency and low energy consumption.

Method and device for preventing belt steel from being scratched in process of leveling by leveler

The invention belongs to the technical field of hot rolled plate belt steel process, and particular to a method for preventing belt steel from being scratched in the process of leveling by a leveler. The method includes step a, performing expansion and contraction on a winding drum which loosens for a plurality of times; step b, adjusting rolling reduction of a straightener to be -15-20mm when leveling steel which is low in strength and high in elongation rate, wherein pressure of a deeply-bending roller is not lower than 5ton, and lifting height of an anti-wrinkling roller is not lower than 60mm; step c, controlling accurate of levelness and verticality of the winding drum, the deeply-bending roller and the anti-wrinkling roller to be within 1.5mm; step d, detecting whether the belt steel is unwound or not, if yes, returning the step a. The invention further provides a device for preventing the belt steel from being scratched in the process of leveling by the leveler. By optimizing operation ...

Juice extractor bubble remove device

The utility model discloses a juice extractor bubble remove device belongs to catering hygiene technical field. The utility model discloses a push rod, upper cover and collection bubble box, the pushrod includes push rod body and push rod magnet, the upper cover includes the push rod hole, a handle, the upper cover side, the spout hole, the magnetic ring mount pad, the magnetic ring, collection bubble box is including the push rod fixed orifices, fixed orifices magnet, collection bubble box upper surface, collection bubble box magnet, the filter screen, collection bubble box side, the upper cover side is equipped with the spout hole, the upper cover reverse side is equipped with annular bellied magnetic ring mount pad, collection bubble box upper surface is radial hollow out construction,be equipped with fan -shaped opening, collection bubble box bottom face is equipped with the filter screen. The device can directly adorn on the agitator of juice extractor, and when getting rid of the ...

Linear grinding polish grinding head rolls

The utility model discloses a linear grinding polish grinding head rolls belongs to building materials and grinds and the polishing field. The utility model discloses a main shaft, bistrique seat, sun gear and fixing base, rotatory axle sleeve, main moving grinding wheel parts, from moving grinding wheel parts, the fixed lid of axle head, being provided with three main moving grinding wheel part and the three moving grinding wheel of follow part in the bistrique and separating the installation each other, the intermeshing that three main moving grinding wheel part passes through major planet gear will move to transmit and give the three moving grinding wheel of follow part, it is rotatory that the main shaft drives the bistrique seat, and the bistrique seat drives main moving grinding wheel part and from the revolution of moving grinding wheel part, the little planetary gear on the main moving grinding wheel part meshes with fixed sun gear mutually, thereby the big planetary gear intermeshing ...

Method for controlling edge wave shape of thin-gauge high-strength pickled plate

The invention relates to the technical field of metal rolling, in particular to a thin-gauge high-strength acid pickling plate edge wave shape control method which comprises the steps that the first average cooling speed Cr1 of an acid pickling plate in a first water cooling section is controlled to be 90-140 DEG C/s, weak cooling is conducted on an edge preset area of the acid pickling plate, and a second average cooling speed Cr2 of the acid pickling plate in a second water cooling section is controlled to be 90-140 DEG C/s; the first target temperature TM of the acid pickling plate is 640-680 DEG C; the air cooling time ta of the pickling plate in the first air cooling section is controlled to be 4-10 s, so that the pickling plate obtains the cooling amount Ta; the second average cooling speed Cr2 of the pickled plate in the second water cooling section is controlled to be 60-110 DEG C/s, so that the pickled plate reaches the second target temperature TC of 480-580 DEG C; the air cooling ...

Ecological restoration monitoring method based on metadata entity information set

The invention discloses an ecological restoration monitoring method based on a metadata entity information set. The ecological restoration monitoring method comprises the steps that 1, ecological restoration effect evaluation indexes are selected; 2, completing the layout of monitoring sites based on the indexes selected in the step 1; 3, formulating an ecological restoration metadata entity information set standard based on the data collected at the monitoring sites; and step 4, based on the above steps, completing evaluation of the ecological restoration monitoring project. Evaluation indexes established by the method relate to environmental restoration quality, biocenosis and landscape landform, can comprehensively and objectively reflect each aspect of ecological resources of the restoration land, can perform weight grading on the established indexes based on the established metadata entity information set, and highlights the key point of monitoring while giving consideration to comprehensiveness ...

BHC quick sleeve threaded joint

The invention discloses an BHC quick sleeve threaded joint which is composed of a connecting hoop and sleeve joints arranged at two ends of the connecting hoop. A conical pipe external thread gradually contracting from outside to inside is arranged on the external diameter of each sleeve joint, and each sleeve joint is provided with an external shoulder transition face and an external torque shoulder; a conical pipe internal thread gradually contracting from outside to inside and corresponding to the conical pipe external thread is arranged on the internal diameter of the connecting hoop, and the connecting hoop is provided with a tool withdrawal groove, an internal shoulder transition face and the internal torque shoulder sequentially. The BHC quick sleeve threaded joint has the advantages that compared with an API sleeve thread in the prior art, thread pitch and guide face angle are enlarged, and tooth height and effective thread length are increased, so that resistance to compression ...

Visual data analysis management method and management system

The visual data analysis and management method comprises the following steps: step 1, acquiring data in an industrial production process through a data acquisition module; 2, carrying out filtering and storage management on the information acquired in the step 1 through a data integration module; 3, understanding, digesting and mining the data stored in the step 2 through a data analysis module, and extracting valuable information; step 4, visually presenting the analysis result through a real-time data visualization module; according to the method, the collected data are filtered, so that the collected data are closer to real data; the collected information is deeply analyzed through a plurality of analysis modes, so that an industrial production management department is better assisted to make a decision and deploy better, and the value of the collected data is brought into full play; and through the real-time data visualization module, the related information of the industrial production ...

Horizontal transferring equipment with standby station

The invention discloses horizontal transfer equipment with a standby station. The horizontal transfer equipment comprises a blanking port A transfer platform, a blanking port B transfer platform and a horizontal transfer platform C, wherein the blanking port A transfer platform and the blanking port B transfer platform are oppositely arranged; the horizontal transfer platform C is arranged between the blanking port A transfer platform and the blanking port B transfer platform and forms a cross with the blanking port A transfer platform and the blanking port B transfer platform; an A blanking port is formed in an A area, close to the C horizontal transfer platform, of the A blanking port transfer platform; a B blanking port is formed in a B area, close to the C horizontal transfer platform, of the B blanking port transfer platform; a third transfer trolley is connected to the horizontal transfer platform C; a first transfer trolley, a second transfer trolley and a fourth transfer trolley ...

Fluid of full-element plant nutrients and its preparing process

A fluid of full-elements plant nutrients contains K2SiO3 (6-8 pts.wt.), CaHPO4 (5-7 pts.wt.), (NH4)3PO4.3H2O (9-14 pts.wt.), MgSO4(0.2-0.25 pts.wt.), CaSO4 (0.06-0.08 pts.wt.), S (0.025-0.03 pts.wt.), ZnSO4 (0.025-0.03 pts.wt.), B (0.035-0.04 pts.wt.), Bordeaux mixture (0.04-0.045 pts.wt.), copper-ammonia-tea mixture (0.005-0.006 pts.wt.) and water (the rest). Its preparing process is also disclosed.

Ground wire tong for welding rotational part

The invention discloses a ground wire tong for welding a rotational part. The ground wire tong comprises a grounding clip and a mandril connected with the grounding clip, wherein the front part of the grounding clip is a frame with an opening in one side; a locking screw provided with a handle is arranged on the upper frame of the frame; a round face contact is arranged at the lower end o f the locking screw; a raised chine line is arranged on the lower frame plane of the frame of the front part of the grounding clip; a round pipe used for mounting the grounding clip on the mandril is arranged at the rear part of the grounding clip; a positioning sleeve, a ground wire clamp cover, a gasket, a positioning nut, a spring and a locking nut are arranged on the mandril from front to back in sequence. According to the invention, the ground wire tong has the advantages that the ground wire tong is reliable in performance, convenient to clamp workpieces with larger wall thickness and suitable for ...

Grassland ecological restoration monitoring core database construction method

The invention discloses a grassland ecological restoration monitoring core database construction method. The method comprises four steps of data collection, data processing and storage, data integration and transformation and database construction. According to the method, historical data and real-time data of grassland ecological restoration are combined, a dynamic database is established, data, such as weather and vegetation changes, which are short in change period and high in frequency, in the database are kept common and new, and newest grassland ecological data can be conveniently provided for subsequent schemes and on-site restoration when workers use the data; grassland ecological restoration details are presented from space and time changes in combination with multiple modes such as DEM data, unmanned aerial vehicle detail photographing and dynamic online maps, and assistance is provided for a grassland ecological resource gridding management system.

Fluid of full element plant nutrients and its preparing process

Knee joint mechanism without power source

The present invention relates to a knee joint mechanism without a power source, which consists of a thigh support assembly, a connecting base, a shank support assembly and a locking mechanism. Specifically, the thigh support assembly is fixed at a thigh of an exoskeleton robot, and a first angle sensor is disposed on a hip, with power provided from the hip. The connecting base is mounted with a second angle sensor; the locking mechanism includes a motor, a worm gear, a locking member, an unlocking member, and a first limiting member, wherein the unlocking member and the first limiting member firmly fix the locking member to maintain the thigh support assembly, the connecting base and the shank support assembly at an ergonomic angle, thereby supporting the weight of human body; the motor drives the unlocking member to rotate through the worm gear to realize unlocking, and the patient can bend his knees and swing until the leg lifted by him forms the above angle again before landing, and the second angle sensor controls the unlocking member to lock the locking block. The knee joint mechanism has simple overall structure, light weight, small size, low energy consumption and high endurance.

Knee joint mechanism without power source

A knee joint mechanism without a power source is provided. The knee joint mechanism includes a thigh support assembly, a connecting base, a shank support assembly and a locking mechanism. The thigh support assembly is fixed at a thigh of an exoskeleton robot, a first angle sensor is disposed on a hip, and power is provided from the hip. The connecting base is mounted with a second angle sensor; the locking mechanism includes a motor, a worm gear, a locking member, an unlocking member, and a first limiting member. The unlocking member and the first limiting member firmly fix the locking member to maintain the thigh support assembly, the connecting base and the shank support assembly at an ergonomic angle; the motor drives the unlocking member to rotate through the worm gear to realize unlocking, and the second angle sensor controls the unlocking member to lock the locking block.

Knee joint mechanism without power source