47results about How to "Widely applicable for supporting use" patented technology

Provided is a hybrid satellite navigation anti-interference method comprising the following steps of: 1) performing low-noise amplification treatment on a signal received by an antenna array; 2) performing down-conversion treatment on the signal subjected to the low-noise amplification treatment; 3) performing analog-to-digital conversion sampling on an intermediate-frequency signal; 4) under a spatial domain normal constraint condition, performing time-domain steering vector constraint on the intermediate-frequency signal to be a carrier frequency point of a navigation signal with a widest bandwidth, and determining a space-time filtering parameter range; 5) performing two-dimensional space-time anti-interference filtering treatment on the intermediate-frequency hybrid navigation signal; 6) performing digital-to-analog conversion on a filtered data signal; and 7) performing up-conversion treatment on an analog signal and then outputting the analog signal to a navigation receiver. The method adjusts the time-domain steering vector constraint under a space-time normal constraint anti-interference mode so that navigation signals with different systems are located in different main lobes of a space-time filter in order to achieve multisystem-compatible navigation anti interference, and is widely used in cooperation with various hybrid satellite navigation apparatuses.

A bridge prestress tensioning system comprises a computer unit, a tensioning instrument, a displacement sensor, a jack, a pressure sensor, a force sensor and a controller. The displacement sensor is arranged on the outer side of a cylinder barrel of the jack and connected with a piston rod, and the force sensor is arranged on a cylinder barrel base of the jack; the tensioning instrument comprises a temperature sensor arranged on the side wall of an oil tank, and the computer unit can send a signal and drives the jack to carry out tensioning operation through the controller; the controller is connected with the displacement sensor, the force sensor and the temperature sensor and transmits data information collected by the sensors to the computer unit to be further processed; and the force sensor, the displacement sensor and the temperature sensor are connected with the controller to achieve intelligence and standardization of bridge prestress tensioning work; and the system is scientific and reasonable in whole structure, convenient to install and operate, high in work automation degree, reliable in equipment running and capable of being widely suitable for being used in cooperation with various bridge prestress tensioning systems.

The invention discloses an environment-friendly efficient smoke-suppression additive type flame retardant for wood-based panels. The additive type flame retardant is prepared from the following raw materials in parts by weight: 10-80 parts of a phosphate compound, 10-80 parts of a boron-containing compound, 10-80 parts of a nitrogen-containing compound, 10-50 parts of a hydroxide compound and 0.1-10 parts of a silane coupling agent. The additive flame retardant is prepared by synergistic effect of multiple elements of nitrogen, phosphorus and boron, can overcome the defects of the existing soaking type flame retardant, has the advantages of low production cost, high efficiency, convenience in use, good flame retardant and smoke suppression effects, no volatilization, no delay and lasting flame retardance, can improve the dry-wet bonding strength of a finished product plate, and has remarkable economic and social benefits. The environment-friendly efficient smoke-suppression additive type flame retardant is widely suitable for being used in cooperation with fireproof and flame-retardant operation.

The invention provides a remediation apparatus of heavy metal contaminated soil, comprising an isolation system, a leaching system and remediating plants. The isolation system comprises a blocking wall that forms an isolation region having communicated top and bottom and a sealed side; the leaching system comprises a sprinkling tank and a plurality of sprinkling nozzles, and the sprinkling nozzlesare positioned above the isolation region and are connected with the sprinkling tank through a delivery pipeline. The blocking wall is combined with the sprinkling structure and cultivated plants, sothat the defect is overcome that the prior art has long remediation cycle; continuous remediation can be provided for contaminated soil, the operation cost is low, the effect lasts long, the overallstructure is scientific and reasonable and is simple and compact, the remediation apparatus is convenient to install and use, has significant economic and social benefits and is widely applicable to auxiliary use in soil remediation.

A multifunctional integrated electric driver comprises a speed reducer, a front end cover, a rear end cover, a motor, a brake and a friction disc. The speed reducer is fixedly connected to a motor shell through a screw rod and the front cover. The brake is fixedly connected to the motor shell through the friction disc and the rear end cover. The axial two ends of the motor shell are connected with the front end cover and the rear end cover respectively. A tail cover is additionally mounted at the tail end of the brake. A bearing and a rotating transformer are additionally mounted in the tail cover. The multifunctional integrated electric driver overcomes the defects that the motor, the speed reducer and the brake are arranged in a scattered mode, the occupied space is large, the mounting duration is long, and working efficiency is low, and the multifunctional integrated electric driver is widely suitable for being used in cooperation with various electric driving devices.

The invention provides a drainage device for a mine ventilation roadway. The drainage device comprises a water collection well arranged in the roadway, a ditch is formed in the ground surface of the roadway to communicate with the top of the water collection well, a floating ball switch is arranged on the side wall of the water collection well, the water collection well communicates with a water pump through a pipeline, and the floating ball switch is connected with the water pump through a control system; and the floating ball switch comprises a floating ball, a floating rod, a mounting frameand a double-control switch and is fixed to the upper end of the side wall of the water collection well through the mounting frame. The drainage device adopts the structure that the ditch is formed in the ground surface of the roadway, thus the defect of local water accumulation caused by uneven ground of a roadway in the prior art is overcome, meanwhile, the floating ball switch adopts the structure that the double-control switch is arranged on the upper part of the floating ball, no complex circuit is arranged, thus the structure is simpler, operation is stable and reliable, the operation safety of mineral exploration can be guaranteed, the exploration efficiency is improved advantageously, and overall mounting and using are convenient; and the drainage device is widely suitable for being matched with drainage equipment for use.

A multifunctional audio cable, which comprises a composite shielding layer, a plurality of insulating cores formed of composite conductors and insulating layers arranged in the composite shielding layer, fillers and a sheath layer arranged outside the composite shielding layer; The conductor includes a center conductor and an outer conductor twisted around the center conductor, the composite shielding layer includes an insulating shielding layer, an anti-interference drain wire, a wrapping tape and a metal wire braid; the anti-interference and drain wire is twisted together with the insulated wire core The composite cable is closely attached to the insulating shielding layer of the insulated core; it adopts the composite conductor and composite shielding structure to overcome the problems of large transmission attenuation and signal mixing of the existing audio cable, and the overall structure is scientific and reasonable, and the installation is simple, which can ensure the internal safety of the cable. Each conductor will not interfere with each other when transmitting large current, and the external electromagnetic interference signal is isolated outside the cable; it is widely used in home audio equipment.

The invention provides a drying device for the production of the light-cleaning football stocks. The drying device comprises a box and a hot blast stove, a plurality air exhaust fans are arranged at the top of the box and connected with the input end of the hot air stove through a conveying pipeline, the output end of the hot air stove is connected with the lower end of one side of the box througha conveying pipeline, a rotating shaft arranged axially and horizontally is rotatably connected within the box, a plurality of sock supporting rods are arranged at the position, located on the outerperiphery surface in the box, of the rotating shaft, a driving motor is arranged on one side of the box and connected with the rotating shaft, the bottom of the box is in a conical shape, and a waterdraining opening is formed in the center of the bottom of the box. The drying device adopts a structure with the rotating shaft arranged axially and horizontally provided with the sock supporting rodsso that the defect of the uneven drying of the local in the prior art is overcome, the drying time can be shortened, the production efficiency is improved, the loss of the heat energy is reduced, theoperating noise of the equipment is reduced, the overall structure is scientific, reasonable, simple and compact, the installation and use are convenient, and the drying device is widely applied to the matched use of the drying operation of the socks.

The invention provides a stripping mechanism for a concrete mixer. The stripping mechanism comprises a hopper and a material sliding pipe obliquely arranged at the bottom of the hopper, wherein a rotary shaft provided with a screw blade is coaxially mounted in the material sliding pipe; one end of the rotary shaft stretches out of the material sliding pipe to be connected with a drive motor; and agate valve is arranged at the tail end, in the conveying direction, of the material sliding pipe. According to the stripping mechanism, an auger delivery structure obliquely arranged is adopted, so that the defect in the prior art that the material sliding pipe is likely to be blocked is overcome; the production efficiency is high, the equipment operating cost is low, the overall structure is scientific, reasonable, simple and compact, installation and application are convenient, and the stripping mechanism has remarkable economic and social benefits and is widely suitable for matching application of operation of the concrete mixer.

The invention discloses a sludge powder mixing machine which comprises a motor A, a worm and gear speed reducer, a coupling C, drum shafts, drums, a chassis, a motor B, a coupling D, driven rotor shafts, driven rotors, powder mixing knives, a belt pulley, a belt, a rack, driving rotors and driving rotor shafts, wherein a pair of parallel drum shafts, a pair of parallel driven rotor shafts and a pair of parallel driving rotor shafts are sequentially arranged in the chassis from top to bottom, and the driven rotor shaft and the driving rotor shaft which are arranged in an up-down adjacent mode are driven by using the belt; the motor A is arranged on the rack and drives the drums to run oppositely at a low speed; the motor B is arranged on the rack and drives the driving rotors to run oppositely at a high speed; and multiple powder mixing knives which are installed in a horizontal staggered and / or up-down staggered mode are respectively arranged on the driven rotors and the driving rotors. The sludge powder mixing machine has the functions of grinding, crushing, mixing, throwing and the like, and can treat sludge materials quickly and conveniently; and the sludge powder mixing machine is widely applicable to urban sludge treatment.

The invention provides a device for remediating underground water heavy metal pollution. The device comprises an isolation system, a soil remediation system and an underground water remediation systemand is characterized in that the isolation system comprises an isolation wall and an isolation area which is vertically communicated and sealed on the periphery, and the isolation area is formed by the isolation wall in an enclosed manner; the soil remediation system comprise a spraying tank, a plurality of sprayers and remediation plants, and the sprayers are located above the isolation area andconnected with the spraying tank through a conveying pipe; the underground water remediation system comprises an oil extraction well, a quartz sand filter tank, a heavy metal reaction tank, an activated carbon filter tank and a plurality sprayers which are sequentially connected through a conveying pipeline. The device has the advantages that isolation, soil remediation and underground remediation are combined to overcome the defects that the prior art needs to perform remediation repeatedly and is high in cost, contaminated soil and underground water can be continuously remediated, and the device is low in operation cost, lasting in effect, scientific and reasonable in overall structure, simple and compact, convenient to mount and use and widely applicable to underground water remediation.

The blade cleaning equipment for the wind generating set. The equipment comprises a lifting motor, a fixing base and a cleaning device; the fixed seat is arranged at the upper end of the tower frame,the lifting motor is arranged at the top of the fixed seat, and the output shaft of the lifting motor is arranged downwards; the cleaning device comprises a support, a rotary motor arranged in the support, a brush head connected with an output shaft of the rotary motor, and a spray pipe arranged on the support; and a support of the cleaning device is connected with an output shaft of the lifting motor. The structure of the cleaning device is adopted to replace manual work to clean the blades, so that the defect that the manual efficiency is low in the prior art is overcome, high in safety coefficient, scientific and reasonable in overall structure, simple and compact, convenient to install and use, remarkable in economic benefit and social benefit, and widely applicable to wind power generation.

The invention provides an automatic adjusting device for the chassis height of agricultural machinery. The automatic adjusting device comprises a chassis, a hydraulic pump, a transverse horizontal sensing mechanism, a longitudinal horizontal sensing mechanism, a reversing valve, swinging sensors, a first hydraulic cylinder and a second hydraulic cylinder, the hydraulic pump, the transverse horizontal sensing mechanism, the longitudinal horizontal sensing mechanism, the reversing valve, the swinging sensor, the first hydraulic cylinder and the second hydraulic cylinder are arranged on the chassis, a movable steering wheel set and a corner adjusting drive arm are connected at the front end and the rear end of the chassis, two ends of the first hydraulic cylinder are connected with the chassis and the corner adjusting drive arm, two ends of the second hydraulic cylinder are connected with the chassis and the movable steering wheel set, and the transverse horizontal sensing mechanism and the longitudinal horizontal sensing mechanism are connected with the reversing valve through swinging sensors. The automatic adjusting device is designed by the aid of a modular structure, so that device overcomes the shortcoming that the chassis height cannot be automatically adjusted in the prior art, transverse horizontal and longitudinal horizontal of the chassis can be kept, so that travelingwheels sufficiently contact with the ground, stress of the traveling wheels is uniform, the agricultural machinery is good in working quality, high in efficiency and low in running cost, and the automatic adjusting device is widely matched with various agricultural machinery.

The invention provides a breeding method for soft-shelled turtles. The method comprises the following steps of 1) excavation of a pond, wherein a position adjacent to a reservoir or a natural lake isselected for pond excavation, and the water depth should not be less than 1.5 meters; 2) putting of the soft-shelled turtles, wherein the soft-shelled turtles at the age of 2-3 are selected and put onthe basis that 3-5 soft-shelled turtles are put per square meter, and the stocking ratio of the female soft-shelled turtles to the male soft-shelled turtles is 3:1; 3) feeding management, wherein feed is put once every day and formed by mixing chopped fishes, shrimps, margarya melanoide and animal viscera and crushed beans; 4) disease prevention and control, wherein pond water needs to be frequently replaced, and garlic powder and onion powder are periodically put into the pond for sterilization and disinfection; 5) incubation of the soft-shelled turtles, wherein within 8-24 hours after spawning of the female soft-shelled turtles, eggs can be collected for artificial constant-temperature incubation. The breeding method has the advantages that by means of a scientific feeding method, the rapid reproduction and healthy growth of the soft-shelled turtles can be promoted, the survival rate of the soft-shelled turtles is increased, diseases of the soft-shelled turtles are reduced, the overall process is simple, and the cost is low; the breeding method is widely suitable for matched use for soft-shelled turtle breeding.

The invention provides a transmission shaft on wind power generation equipment. The transmission shaft comprises a first shaft body, a step part and a second shaft body which are sequentially and adjacently connected, wherein the outer diameter size of the step part is larger than that of the first shaft body and the second shaft body, and the outer diameter size of the first shaft body and the outer diameter size of the second shaft body are kept consistent; due to the adoption of the structure that a functional layer is arranged on the surface of the transmission shaft, a defect that the transmission shaft in the prior art is easy to wear is overcome, the wear resistance and the atmospheric corrosion resistance of the transmission shaft can be improved, and the service life of the equipment is prolonged; and the whole structure is scientific, reasonable, simple and compact, the installation and the use are convenient, remarkable economic and social benefits are achieved, and the transmission shaft is widely suitable for wind power generation.

The invention provides a pig farm pestilence prevention and control method which comprises the following steps: 1) performing staff management, namely forbidding at-will random access of staff; 2) performing sterilization management, namely spraying glutaraldehyde for sterilization into pigpens, and spraying a disinfectant for disinfection to channels and buildings around the pigpens; 3) performing piglet management, namely feeding piglets with a traditional Chinese medicine feed and a nutrient feed twice a month, wherein the traditional Chinese medicine feed is made by adding astragalus rootsand isatis roots into a pig feed, and the nutrient feed is made by adding glucose into the pig feed; and 4) performing sow management, namely injecting 50ml / pig of a hog cholera vaccine once or twicewithin one month before birth of sows, and injecting 50ml / pig of the hog cholera vaccine once within one week before birth. By adopting the method, modern biological techniques together with growth properties of live pigs are adopted, scientific management is implemented from aspects of staff, sterilization, piglets and sows, infection sources are controlled from sources, propagation ways are cutoff from sources, diseases can be reduced, the survival rates of live pigs can be increased, and economic benefits of farmers can be increased; and the method is widely applicable to livestock breeding in match.

The invention provides a resonant transformer, which comprises a first magnetic core, a second magnetic core, a secondary coil, a primary coil, a spacer and a bottom plate, and is characterized in that the first magnetic core is fixedly arranged on the bottom plate, the second magnetic core is arranged at the top end of the first magnetic core, and the secondary coil is wound on a central column of the first magnetic core; the primary coil is wound on the central column of the second magnetic core, the spacers are arranged between the secondary coil and the primary coil and between the secondary coil and the corresponding central column of the magnetic core, and the secondary coil comprises three secondary pins. A double-layer winding cake reverse lap winding structure formed by winding aplurality of strands of self-adhesive three-layer insulated wires is adopted as the primary coil, and the secondary coil is formed by overlapping a plurality of copper sheets, so that the leakage inductance between the primary coil and the secondary coil can be effectively reduced, the loss of the resonant transformer is reduced, and the working efficiency of the power supply is improved; meanwhile, the overall structure is scientific, reasonable, simple, compact and convenient to install and operate. Theresonant transformer is widely suitable for switching power supply voltage transformationmatching use.

The invention provides a method and a device for refining oil from papermaking waste. The method comprises the following steps: sorting waste plastic in the papermaking waste by utilizing sorting equipment; smashing and melting the waste plastic, and conveying the treated waste plastic into a reaction kettle; adding metal oxide in the reaction kettle, stirring and mixing the metal oxide with the waste plastic, and carrying out catalytic cracking reaction, thus obtaining oil gas and ash; cooling the oil gas obtained through catalytic cracking through a calandria condenser, thus obtaining a liquid-state oil product; inputting and storing the liquid-state oil product into an oil storage tank, and conveying uncooled oil gas as fuel into a burner. According to the method provided by the invention, a technology for obtaining the oil gas through a technical method of combining pretreatment of the waste plastic with the catalytic cracking is adopted, so that the problem of environment pollution caused by emission of the papermaking waste in the prior art is overcome, the whole structure is scientific, reasonable, simple and compact, a final goal of carrying out harmless, stable, minimizedand resourceful treatment on the papermaking waste can be realized, and better social benefit, better environmental benefit and better economic benefit can be obtained; the method is widely suitable for matching use of the papermaking waste treatment.

The invention discloses an air conditioner and floor heating combined supply integrated device which comprises an outdoor part and an indoor part. The outdoor part comprises a buffer water tank and a plurality of main machines, wherein the main machines are connected with the buffer water tank in parallel through waterway pipelines respectively. The indoor part comprises floor heating coil pipes and air conditioning systems which are arranged in each room, wherein the floor heating coil pipes and the air conditioning systems are connected with the buffer water tank in parallel through waterway pipelines respectively. The buffering water tank is further connected with a tap water pipe, and a switch valve, a filter, a check valve and an expansion valve are sequentially arranged on the tap water pipe in the water flow conveying direction. The structure that the plurality of main machines are connected with the buffer water tank in parallel is adopted, so that the problem that the running power of a circulating pump in the prior art cannot be automatically adjusted according to the indoor refrigerating or heating requirement is solved, energy can be effectively saved, the running cost can be remarkably reduced, and meanwhile the device is scientific, reasonable, simple and compact in overall structure and convenient to install and use and is widely suitable for being matched with central air conditioners.

A cable strand rolling wheel device with automatic distance adjustment, which includes an electric control system, a second gear, a ball nut, a ball screw, a servo motor, a first gear, an upper rolling wheel fixing frame, a rolling wheel base and a guide rail seat ; The output shaft of the servo motor is provided with a first gear, and the first gear is engaged with the second gear on the ball screw nut for transmission; the guide rail seat is symmetrically distributed on both sides of the rolling wheel base, when the electric control system controls the servo motor During operation, the ball screw mother can be driven to rotate through the gear transmission, thereby driving the ball screw and the upper rolling wheel fixing frame at the bottom of the ball screw to move up and down to control the distance between the upper rolling wheel and the lower rolling wheel; The rod transmission and double bearing structure overcome the defects of unstable processing quality and high maintenance cost of existing equipment, and the overall structure is scientific and reasonable, easy to install and operate, and can automatically adjust and detect the center distance between the upper and lower rolling wheels; it is widely used Suitable for use with cable twisting machines.

An elastic tilting-pad sliding bearing comprises a bearing body, a plurality of elastic tilting pads and bearing covers. The elastic tilting pads are symmetrically arranged on the inner side of the bearing body, and the bearing covers are arranged on the two sides of the elastic tilting pads and matched with seam allowances on the two sides of the bearing body. Each elastic tilting pad comprises a tilting pad body and an elastic body arranged on the inner side of the tilting pad body, wherein a mounting gap is formed between the elastic body and the tilting pad body, and fixing plates are connected at the two ends of the tilting pad body and the elastic body and fastened through bolts. According to the elastic tilting-pad sliding bearing, the problems that the machining technology process of the elastic tilting pads is complex and the cost of the elastic tilting pads is high are solved, the whole structure is scientific and reasonable, mounting and use are convenient, the production process is simple, the maintenance cost is reduced, the manufacturing cost is low, usage, popularization and promotion are easy, and the elastic tilting-pad sliding bearing can be widely applied to the matching use of various kinds of tilting-pad sliding bearings.

The invention provides a wind power generation pile and a wind power generator. The wind power generation pile comprises a tower and a supporting sleeve, wherein the tower is of a tube structure with a cone-shaped cross section; the bottom part of the tower is a large-diameter end; the supporting sleeve is rotatably connected to the top part of the tower; an annular flange is arranged on the excircle surface of the supporting sleeve; multiple blades are arranged on the outer wall of the annular flange; and when a wind force blows to the blades, the supporting sleeve can be driven to rotate around the axial center of the supporting sleeve. According to the wind power generation pile and the wind power generator, the rotatable supporting sleeve structure is adopted, so that the defect of instability of output voltage of a wind generating set in the prior art is overcome; paddles can be automatically adjusted so as to adapt to a wind direction angle so as to be conveniently ensured to run at stable and consistent speed, so that the power generating efficiency and a safety performance of equipment are favorably improved; and the wind power generation pile and the wind power generator are scientific, reasonable, simple and compact in overall structure, and convenient to install and use, has remarkable economic benefit and social benefit, and is widely applicable to the ancillary use for wind power generation.

The invention provides a compound fertilizer and a production process thereof. The compound fertilizer comprises the following raw materials by weight: 20-45 parts of urea, 25-55 parts of calcium superphosphate, 10-45 parts of calcium magnesium phosphate, 5-30 parts of potassium sulfate and 0.5-5 parts of potassium chloride. The production process includes: 1) weighing crushing, i.e. weighing theraw materials urea, calcium superphosphate, calcium magnesium phosphate, potassium sulfate and potassium chloride according to the weight parts and conducting grinding and crushing; 2) mixing, i.e. mixing the weighed and crushed raw materials; 3) raw material granulation, i.e. sending the evenly stirred raw materials into a granulator for granulation; 4) particle grading, i.e. screening and separating the particles according to the outer diameter size, separating the unqualified particles and performing crushing and granulation again; and 5) finished product packaging. The invention adopts thetechnology of mixing calcium superphosphate with calcium magnesium phosphate to overcome the defect that compound fertilizers deliquesce easily in the prior art, the hydrolysis time urea can be prolonged, the fertilizer efficiency can be improved, also the production technology has simple process, is low in making cost and has high production efficiency, thus being widely suitable for supportingcompound fertilizer production.

The invention relates to a wire and cable for aerospace. The wire and cable comprises a shielding layer and a plurality of electric wires arranged in the shielding layer, wherein each electric wire comprises an insulation layer and a conductor arranged in the insulation layer, and the conductor is formed by sequentially concentrically stranding an inner layer, a middle layer and an outer layer from inside to outside. By utilizing the double-layer stranded conductor structure and an innovative material with light specific gravity, the problems of the existing wire and cable that the outer diameter is large and the weight is large can be overcome; and moreover, the wire and cable is scientific and reasonable in overall structure, simple to install, good in shielding effect, convenient to process, remarkable in economic benefit and social benefit, wide in market prospect and convenient to popularize to use; and the wire and cable is suitable for being matched with an aerospace device to use.

The invention provides a tujia brocade weaving method. The tujia brocade weaving method includes the following steps: (1) machine boarding, wherein first an operator ties a band to the buttocks, thenholds tools with hands, steps on tread sticks and starts a machine for brocade weaving; (2) weaving of a cloth head, wherein, first a section of plain cloth is woven to be placed on a winding warp beam so as to felicitate winding up of brocade, and a diagonal weaving method is used for weaving of the cloth head; (3) brocade weaving, wherein a through-warp broken-weft reverse side manual picking weaving method is adopted, and the process flow successively includes insertion and picking, drawing of colored threads, feeding of the colored threads, picking of the colored threads, shuttling back and forth and feeding of invisible weft, shuttling return and feeding of visible weft, shuttle receiving, and beating; (4) getting off from the machine, wherein first the band is untied, a rolling rod is placed on a rack, a shuttle is made to penetrate the warp, a thread head is cut off, and unwoven thread materials are placed on the rack, and the tools are packed into a basket. By adopting the diagonal weaving method in combination with the through-warp broken-weft reverse side picking weaving method, the tujia brocade weaving method can overcome the defect of complicated processes of an existing technology, the production efficiency is improved, the weaving cost is reduced, the overall process is simple, the operation is simple, and the weaving process is exquisite; the tujia brocade weaving method can be widely used in cooperation with manual spinning.

The invention discloses a firework bomb structure with a double explosion effect. The firework bomb structure comprises an outer tube integrally made of a glass fiber reinforced plastic material. An outer paper tube is sheathed in the outer tube, and an inner paper tube is sheathed in the upper end of the outer paper tube. The upper and lower ends of the outer paper tube and the inner paper tube are respectively provided with paper sheets as covers. The center of the inner paper tube is filled with explosives, and mud plugs are arranged on the upper and lower sides of the explosive. The lowerend of the outer paper tube is filled with the explosives, the mud plugs and propellant in order from top to bottom. The propellant of the outer paper tube is provided with two fuses. One fuse extendsthrough the wall of the outer paper tube, and the other fuse goes upward through the mud plugs to communicate with the explosives. The firework bomb structure uses the outer tube structure made of the glass fiber reinforced plastic to overcome the defect that danger exists in the prior art fireworks display, and combines a double layer structure of the outer paper tube and the inner paper tube inside the outer tube. The effects of the sound, light, color and fog of the double explosion of fireworks after the fireworks are lifted off. The firework bomb structure is widely used to support the production of fireworks.

The invention discloses a high-water-head navigation power generation ship lock. The ship lock comprises a ship lock chamber arranged between an upstream water inlet and a downstream water outlet, wherein an upper power generation gallery and an irrigation gallery are arranged on the two sides outside a lock wall at an upper end of the ship lock chamber respectively in parallel, a lower power generation corridor and a drainage corridor are arranged on two sides outside a lock wall at a lower end of the lock chamber of the ship lock in parallel, and water-turbine generator sets are arranged on the upper power generation corridor and the lower power generation corridor correspondingly; a converging gallery is arranged in the center of the bottom of the ship lock chamber and communicates with the upper power generation gallery, the irrigation gallery, the lower power generation gallery, the drainage gallery and the ship lock chamber; the structure that the irrigation galleries, the power generation galleries and the drainage galleries are arranged outside the lock walls at an upper end and a lower end of the ship lock in parallel is adopted, so the defect that huge waste exists in navigation drainage of a high-water-head ship lock in the prior art is overcome, water resources can be comprehensively utilized by combining the converging galleries of a cross-shaped structure in the center of the bottom of the lock chamber, and navigation is safe and reliable; the ship lock is widely suitable for being matched with a water transport ship lock.