Flare release fuel gas flow guide device

The invention discloses a release flare fuel gas flow guide device which comprises a flare cylinder, the outer side of the top of the flare cylinder is sleeved with an annular windproof cover, the bottom of the windproof cover is provided with a windproof cover annular plate, the windproof cover annular plate and the flare cylinder are coaxially and fixedly arranged, and the bottom of the windproof cover annular plate is communicated with an inclined combustion cylinder. An ignition rod is inserted into the inclined combustion cylinder, an ignition nozzle is fixedly arranged at the top of the ignition rod, a lifting structure is connected to the bottom of the ignition rod, a flow guide structure is connected to the side wall of the torch cylinder, and a plurality of reinforcing ribs are fixedly arranged on the torch cylinder and the windshield and are arranged in an annular array mode. The torch has the advantages that fuel gas entering the combustion interior is scattered through the flow ...

Oily device is prevented stealing by freight train

The utility model discloses an oily device is prevented stealing by freight train, including fuel tank cap, oil tank housing and connecting rod, the oil tank housing cover the fuel tank cap totally, the bottom fixed connection of oil tank housing and connecting rod, the top fixed connection of connecting rod is fixed with in the inside of fuel tank cap and keeps off the net on the boxcar bottom plate. The utility model discloses equipment structure is simple, is convenient for implement, has effectively protected the freight train oil tank, has increased the degree of difficulty of stealing oil, has reduced freight train car owner's economic loss.

Rapid selection breeding method of early-maturing high-yielding wheat variety

The invention discloses a rapid selection breeding method of an early-maturing high-yielding wheat variety; with selection use of a high-quality early-maturing Zhengmai 9023 wheat material, at the same time, with utilization of a Ji'nan 17 characteristic of good comprehensive characters, and with Huaimai 18 having prominent high-yielding ability, a hybridized combination is prepared, and the comprehensive characters of conventional materials can be greatly improved. Remarkable effects of high yielding, high quality and disease resistance are achieved; high-yielding ability, disease resistance and stress resistance of demonstration planting of the new variety are all good, the grain quality is excellent, and the yield performance is outstanding; and with large area promotion planting, the proposes of saving cost, increasing efficiency and promoting peasant income increasing can be achieved.

Molecular breeding method for early-maturing wheat with high powdery mildew resistance and good comprehensive traits

The invention discloses a molecular breeding method for early-maturing wheat with high powdery mildew resistance and good comprehensive traits. According to the method, a high-yield and early-mature Huaimai 17 wheat material is selected, meanwhile, the characteristic of high powdery mildew resistance of the Huaimai 17 wheat material is utilized, and a cross combination is prepared from the Huaimai 17 wheat material and Lumai 14 with good comprehensive agronomic traits, so that the comprehensive traits of the existing materials are greatly improved; a molecular-assisted selection and greenhouse generation-adding combined advanced breeding technology is adopted, so that the time for selection and breeding is shortened, and the efficiency of selection is improved; the remarkable effects of high yield, high quality and disease resistance are achieved, and a new strain is high in demonstration-planting yield potential, good in disease resistance and cold resistance, excellent in grain quality ...

Hole site detection equipment

The invention relates to the technical field of detection equipment, in particular to hole site detection equipment which comprises a shell, a magnetic railing ruler, a magnetic railing reading head and a probe, a sliding cavity is formed in the shell, an opening communicated with the sliding cavity is formed in the front end of the shell, conductive rubber is arranged on the shell, a first display screen electrically connected with the conductive rubber is arranged on one side of the shell, and the magnetic railing ruler is arranged in the sliding cavity in a sleeved mode. The magnetic grid reading head is connected to the bottom of the sliding cavity in a sliding mode and electrically connected with the conductive rubber, the probe is arranged at the front end of the shell, the top of the probe is conical, the bottom of the probe penetrates through the opening to be connected with the magnetic grid reading head, a user can return the magnetic grid reading head to zero, and the probe is ...

Conical alignment positioning piece and automobile part detection device adopting same

The invention relates to a conical alignment positioning mechanism and an automobile part detection device adopting the conical alignment positioning mechanism, and relates to the technical field of automobile detection tools. The conical alignment positioning mechanism comprises a seat body, a positioning piece and a moving piece; a positioning piece is movably arranged on the seat body, and one end, facing the part positioning hole, of the positioning piece is a conical end; the positioning piece is connected with a moving piece, the moving piece is used for driving the positioning piece to move, and when the positioning piece moves towards the positioning hole, the conical inclined side wall of the conical end can completely block the positioning hole. The conical end is adopted, and the problems that in an existing detection tool, the part, stretching into the positioning hole, of the positioning piece is a fixed-diameter cylindrical pin, a gap is inevitably reserved between the cylindrical ...

Rapid breeding method of wheat variety with high resistance to powdery mildew

The invention discloses a rapid breeding method of wheat variety with high resistance to powdery mildew. The method comprises the steps of selecting Qianfeng No.1 wheat with high resistance to powdery mildew as a female parent, adopting Zhengzhou 891 with good comprehensive resistance as a male parent, manually configuring and hybridizing the female parent and the male parent to obtain F0 seeds, carrying out adding-generation propagation on the F0 seeds to obtain F1-generation seeds, and continuously selfing and selecting the F1-generation seeds to obtain offspring with excellent characteristics. According to the method, Qianfeng No.1 with high resistance to powdery mildew used the female parent and the Zhengzhou 891 with good comprehensive resistance used as the male parent are hybridized, so that the comprehensive characteristics of the existing material can be greatly improved; advanced breeding assisted by molecular-biological techniques is adopted, so that the breeding cost is reduced ...

High-yield multi-resistant rice breeding method

The invention discloses a high-yield multi-resistant rice breeding method. According to the method, Wuyunjing 8/Huaidao 6 are adopted, a three-cross combination is prepared by taking F1 as a female parent and taking strains 9302 (Zhendao 88*Wuyujing 3) as a male parent in winter of the same year in Hainan, so that the comprehensive traits of the existing materials can be greatly improved; a molecular-assisted selection and greenhouse generation-adding combined advanced breeding technology is adopted, so that the time for selection and breeding is shortened, and the efficiency of selection is improved; the remarkable effects of high yield, high quality and disease resistance are achieved, and a new strain is high in demonstration-planting yield, good in disease resistance and good in stress resistance, excellent in grain quality and outstanding in yield performance and can achieve the aims of reducing cost, improving effect and promoting farmer income increase through large-area popularized ...

Spray drying test device for producing pharmaceutical-grade polyvinyl pyrrolidone

The invention discloses a spray drying test device for producing pharmaceutical-grade polyvinyl pyrrolidone, which comprises a dryer main body, a drying bottle connected with the dryer main body is arranged on the dryer main body, an atomizing nozzle is arranged at the inlet of the drying bottle, and a cyclone separator communicated with the drying bottle is arranged at one end of the bottom of the drying bottle. A collecting tank is arranged at the bottom of the cyclone separator, an exhaust pipe is arranged at the upper end of the cyclone separator, a plurality of rotatable scraping plates used for scraping materials on the inner wall are arranged on the inner wall of the drying bottle, and a plurality of cleaning rods used for cleaning the materials on the surfaces of the scraping plates and capable of moving up and down are arranged on the scraping plates. Due to the design of a scraping plate, residual materials on the inner wall of the drying bottle can be scraped in time, and loss ...

Suspended solid particulate matter removing device for oil and gas field wastewater treatment

The utility model relates to the technical field of oil and gas field wastewater treatment equipment, in particular to a suspended solid particulate matter removal device for oil and gas field wastewater treatment, which comprises a fixed bin, an air bag ring mounted on the outer side of the bottom of the fixed bin, an absorption bin mounted on the outer wall of one side of the air bag ring, and a liquid inlet formed in the outer wall of one side of the absorption bin. A plurality of filtering mechanisms are vertically arranged in the fixed bin, an infusion pump is arranged at the position, close to the absorption bin, of the inner wall of the fixed bin, the input end of the infusion pump is connected with the absorption bin, the output end of the infusion pump is connected with a liquid outlet pipe, and a drainage pipe is arranged at the end, away from the infusion pump, in the fixed bin. According to the suspended solid particulate matter removing device for oil and gas field wastewater ...

AC motor frequency conversion controller torque ripple following circuit and its method