31results about How to "Enough area" patented technology

The invention is concerned with a kind of high efficiency water treatment equipment and technology belonging to water treatment field. The middle parts of the equipment are two flocculating rooms having mesh setting with disturbing flow, and the bottom of the flocculating room is precipitation tank. The suspending layer of active mud residue is out of the flocculating room and there is slanting pipe on top of it and concentrate room under it. The pipe excluding residue sets in the suspending layer of active mud residue, and the bottom of clean tank is filler to exclude residue, and there is siphon pipe connecting with the filler. There are grooves excluding residue at top of the flocculating room connecting with the pipe excluding residue and the siphon pipe connects with the residue reuse tank. The filler to exclude residue connects with a pump of reused residue. The equipment gathers the small air flotation, flocculating, active mud residue layer flocculating, and reused technology. Compared with traditional mixed and coagulate deposition technology, it saves 40 percent of field, reduces 10 percent of drug and enhances 15 percent disposal efficiency.

The invention discloses an air vehicle, which comprises a machine body, two front wings symmetrically arranged on the head part of the machine body, and two main wings symmetrically arranged on the tail part of the machine body. Each front wing is a lower single wing; each main wing is an upper single wing; the wing taper ratio of each main wing to each front wing is 1 to 1, and no weep back angleexists. According to the air vehicle provided by the invention, the wings adopt the double front and back wings, so that a sufficient area is ensured, and the requirements on a hangar and a taking-off and landing site are reduced; each front wing is the lower single wing, each main wing is the upper single wing, the wing taper ratio of each main wing to each front wing is 1 to 1, and no weepbackangle exists, so that the flying aerodynamic efficiency is improved; the air vehicle is improved in combination property, and has better flat light performance and vertical take-off and landing performance at the same time.

A projection optics engine for true three-dimensional solid-state volume type stereo display system is provided with a projection light source, a color wheel with two stages of red, green and blue disk separately, a squared rod, a relay system, a light modulator DMD, a projection lens and a folding light path in sequence on an optical path; the projection light source may be LED or ultra-high pressure Hg bulb (UHP or SHP); the luminous ray emitted by the projection light source forms red, green and blue homogeneous light after permeating the color wheel, each homogeneous light forms a luminous spot on the emergence end of the squared rod after dividing light evenly; the luminous spot is irradiated on the light modulator DMD through the relay system, and is then emitted by the projection lens, the emergence luminous ray of the projection lens is imaged on a liquid crystal light valve with a dispersion state in a display body through the folding light path. The invention not only ensures display performance, also reduces cost, system structural complexity as well as display system volume.

The invention discloses a preparation method of an attapulgite / polymerized ionic liquid composite catalyst for esterification reactions. The preparation method comprises the following steps: carrying out reactions between a silane coupling agent containing double bonds and attapulgite to obtain modified attapulgite with vinyl active functional groups on the surface; because modified attapulgite can be polymerized with the strong acidic ionic liquid monomers under the protection of inert gas, subjecting the modified attapulgite to graft polymerization through a solution polymerization method so as to obtain the attapulgite / polymerized ionic liquid composite catalyst with high density strong acid sites. The provided preparation method has the advantages of low raw material cost, low production cost, and wide application prospect. The composite catalyst has an excellent catalytic activity on esterification reactions. In the esterification reactions of glycerol trioleate and methanol, the oleic acid conversion rate can reach 90% or more in the presence of the provided composite catalyst. Compared to the catalyst made of pure ionic liquid, the using amount of ionic liquid is reduced by 70% or more, and the oleic acid conversion rate is reduced by 7% or less.

The invention relates to a parent-fish-type movable propeller turbine which comprises a runner chamber, a runner hub arranged in the runner chamber, blades connected with the periphery of the implemental runner hub and a guide vane connected with the top of the implemental runner chamber, wherein the runner hub comprises an upper cylindrical section, a spherical section, a lower cylindrical section and two frustum sections which are successively arranged; and the inner wall of the runner chamber successively comprises an cylindrical section, a middle spherical section and a lower throat section. The turbine is characterized in that the spherical section of the runner hub is composed of a plurality of projecting eccentric spherical crowns, and the quantity of the eccentric spherical crownsare same as that of the blades; each blade is respectively fixedly connected to the corresponding eccentric spherical crown on the runner hub, and the diameter of the cylindrical section of the runner chamber is lower than 0.98 times that of the spherical section; and the diameter of the throat section of the runner chamber is lower than 0.96 times that of the spherical section, the excircle arc semidiameter of the throat section is 0.02D1-0.1D1, the D1 represents the diameter of the runner chamber, and the spherical section of the runner chamber is a global section. The turbine provided by the invention can be widely used in hydroelectric installations.

The invention discloses a heat conducting and radiating panel assembly for a central-heating heat exchanger of a tube bundle structure. The tube bundle structure comprises a plurality of parallel round tubes and further comprises communicating devices, and the communicating devices are arranged at the two ends of the round tubes and can fixedly connect all round tubes into a tube bundle shape. The round tubes and the communicating devices are made of thin-wall stainless steel, and heat conducting and radiating panels are arranged on the front outer surfaces of the round tubes in the length directions of the round tubes in parallel; the front faces of the heat conducting and radiating panels are arranged outwards, and arc surfaces on the back sides of the heat conducting and radiating panels are tightly matched with the outer surfaces of the round tubes; and the number, the lengths, the widths and the thicknesses of the heat conducting and radiating panels are matched with those of the round tubes. The heat conducting and radiating panel assembly further comprises two locating and clamping end covers which are arranged at the two ends of the round tubes and used for covering the communicating devices; the front edges of the locating and clamping end covers are buckled on the front sides of the heat conducting and radiating panels, and the rear edges of the locating and clamping end covers are buckled on the outer surfaces of the back sides of the round tubes adjacent to the communicating device; and the locating and clamping end covers are further provided with detachable connecting devices fastened to the tube bundle structure.

The invention discloses a cup holder in a foldable armrest of an automobile, relates to the technical field of automobile cup holder processing, and comprises an armrest and a cup holder main body disposed in the armrest. A cavity is arranged inside the armrest, a slide rail is arranged in the cavity, and the armrest The front side wall is provided with a panel, the panel is provided with a groove, and the groove is connected with the cavity. A circular ring groove, a base and a guide rope are arranged in the first circular ring groove, the base is connected with the first circular ring groove through a guide rope, a winding device is provided on the inner wall of the first circular ring groove, and one end of the guide rope is connected to the first circular groove. The base is connected, the other end of the lead rope is wound on the winding device, and an elastic block is arranged on the inner wall of the first circular groove, and the elastic block is located above the winding device. When the present invention is not in use, it can be folded into the backrest of the rear row along with the armrests, saving space, and can place two water cups when it needs to be used, and has high use stability, practicability and flexibility.

The invention discloses a penetrating reverse-flow type fluidization drying tower. A hydraulic telescopic device is arranged at the top of the drying tower to be connected with a transmission shaft, the transmission shaft penetrates through a tower body and can be vertically driven by the hydraulic telescopic device, and a vibration source is arranged on the transmission shaft to transmit vibration. A plurality of layered repetition structures composed of screen mesh conical covers and screen mesh conical discs are arranged in the drying tower body, certain clearances exist between the conical discs and the conical covers, and the conical discs and the conical covers are fixed to the tower wall through elastic connection; the conical discs and the conical covers are connected with material drop pipes and shaft sleeves respectively, the transmission shaft is provided with a plurality of conical plugs, the conical plugs can close the material drop pipes when moving upwards, and the conical plugs can open the material drop pipes when upwards close to the shaft sleeves. Through the screen mesh conical covers, the screen mesh conical discs, the material drop pipes, the telescopic vibration transmission shaft and the conical plugs, penetrating, reverse flowing, boiling and fluidization drying of natural wind on materials are creatively achieved, the classical hot air drying mode is completely surpassed, more energy is saved, drying quality is higher, electricity consumed by a fan is lower, and the application prospect is wider.

The invention belongs to the technical field of absorption heat pumps or absorption refrigerators, and particularly relates to a solution blocking and steam flowing device and method for a solution blocking box. The device and method aim to avoid solutions in a first cavity from polluting refrigerant liquid in a second cavity. Channels connecting the lower portion of the first cavity with the upper portion of the second cavity are arranged in a solution blocking box device, and three connected cavities are formed by the first cavity, the solution blocking box device and the second cavity. Multiple solution blocking plates are arranged in the solution blocking box device, and certain angles are formed between the cavities and the solution blocking plates, so that solution drops from of the first cavity are effectively blocked, and sufficient steam channel areas are guaranteed.

The invention discloses an antenna module structure and a communication terminal. The antenna module structure comprises an antenna support, wherein an antenna wire is arranged on the antenna support; an earphone jack structure is further arranged on the antenna support; the earphone jack structure comprises an earphone jack and an earphone jack support; the earphone jack is positioned inside the earphone jack support; and the earphone jack support is fixedly arranged in the area, not provided with the antenna wire, of the antenna support. According to the antenna module structure, the performance of the antenna can be guaranteed, the earphone jack structure can also be integrated, the thickness of the communication terminal can be reduced, and the development of the communication terminal to lightening and thinning directions is facilitated.

The invention discloses an array type detector, which is characterized by comprising a detection module arranged in an array type, the detection module comprises: M*N pixel units, wherein M and N are integers greater than 2, and each pixel comprises a photodiode unit which is used for acquiring a return light signal and converting the return light signal into photo-generated charge; transfer elements, which are used for transferring the photo-generated charges generated in the photodiode; and a charge storage unit, which is used for receiving the photo-generated charge transferred by the transfer element; at least part of the pixel units share at least part of the transfer elements, and by sharing at least part of the transfer elements, the area occupied when the transfer elements are not shared originally can be reduced.

The invention relates to a climbing frame auxiliary connecting structure with a heat insulation board free of punching. The climbing frame auxiliary connecting structure comprises a positioning piece, a preformed hole, a supporting plate and a climbing frame wall-attached support, wherein the positioning piece comprises an overhanging end far away from a shear wall, and the positioning piece penetrates through the heat insulation board, so that the overhanging end is located on the outer side of the heat insulation board; the preformed hole is formed in the heat insulation board and the shear wall; the supporting plate comprises a plate body which is arranged on the outer side of the heat insulation board, and an avoiding hole is formed in the plate body; the climbing frame wall-attached support comprises a bracket and a seat plate which is fixed to the bracket, and the seat plate is larger than the avoiding hole of the supporting plate; a positioning hole in positioning fit with the positioning piece is formed in the seat plate, and the positioning piece penetrates through the avoiding hole to be in positioning fit with the positioning hole; a through hole which corresponds to the preformed hole is formed in the seat plate; and a fastener sequentially penetrates through the through hole of the seat plate, the avoiding hole and the preformed hole. The positioning piece and the positioning hole is arranged and formed, so that the fixing of the climbing frame wall-attached support relative to the shear wall can be positioned, and the situation that the heat insulation board is damaged because a hole needs to be formed in the heat insulation board to expose the shear wall when the climbing frame wall-attached support is fixed relative to the shear wall is avoided.

The invention discloses a high-yield zanthoxylum armatum cultivation method. The method includes operating steps: selecting soil less prone to water accumulation, great in ventilation and light transmitting effect, thick and deep, loose and fertile in soil texture, wet and great in drain performance, breaking soil lumps, deeply tilling for land preparation, applying a pre-application fertilizer tosoil, finishing a seedbed on the basis of fine land preparation, adding sodium carbonate into warm water to obtain aqueous alkali, cleaning zanthoxylum armatum seeds with clean water to remove seedswhich are not plump, then soaking the zanthoxylum armatum seeds in the aqueous alkali, repeatedly rubbing grease on seed coats, taking out the seeds, flushing surfaces of the seeds with clean water, coating the surfaces of the seeds with plant ash, furrowing, smoothening bottoms of furrows, uniformly scattering the seeds coated with the plant ash into the furrows, thinning, performing final singling, irrigating seedlings, draining, applying a nutrient fertilizer to the seedlings, and in a seedling growing process, regularly intertilling and loosensing the soil, and removing weeds of the seedbed, so that growth of zanthoxylum armatum seedlings is benefited, the zanthoxylum armatum yield is increased, and high yield is realized.

The invention discloses a handcart type mining flameproof high-pressure vacuum switchgear cabinet and belongs to the field of switchgear cabinet equipment. An instrument chamber door (1) and a handcart chamber door (8) are connected on the front side of a cabinet body (7) through flameproof joint surfaces, a wire-incoming flameproof shell (33) and a wire-outgoing flameproof shell (28) are connected on the rear side of the cabinet body (7) through flameproof joint surfaces, the wire-incoming flameproof shell (33) and the wire-outgoing flameproof shell (28) are arranged at an interval, outer wire-incoming binding posts (34) are arranged in the wire-incoming flameproof shell (33), and outer wire-outgoing binding posts (29) are arranged in the wire-outgoing flameproof shell (28). The instrument chamber door (1) and the handcart chamber door (8) are connected to the front side of the cabinet body (7) through the flameproof joint surfaces, the wire-incoming flameproof shell (33) and the wire-outgoing flameproof shell (28) are arranged at an interval, and an incoming wire and an outgoing wire of the switchgear cabinet are completely separated, so that flameproof performance is greatly improved, operating requirements of high-gas mine of coal mining can be met, and adaptability of contamination degree on the environment is higher.

The invention discloses a handcart type mining flameproof high-pressure vacuum switchgear cabinet and belongs to the field of switchgear cabinet equipment. An instrument chamber door (1) and a handcart chamber door (8) are connected on the front side of a cabinet body (7) through flameproof joint surfaces, a wire-incoming flameproof shell (33) and a wire-outgoing flameproof shell (28) are connected on the rear side of the cabinet body (7) through flameproof joint surfaces, the wire-incoming flameproof shell (33) and the wire-outgoing flameproof shell (28) are arranged at an interval, outer wire-incoming binding posts (34) are arranged in the wire-incoming flameproof shell (33), and outer wire-outgoing binding posts (29) are arranged in the wire-outgoing flameproof shell (28). The instrument chamber door (1) and the handcart chamber door (8) are connected to the front side of the cabinet body (7) through the flameproof joint surfaces, the wire-incoming flameproof shell (33) and the wire-outgoing flameproof shell (28) are arranged at an interval, and an incoming wire and an outgoing wire of the switchgear cabinet are completely separated, so that flameproof performance is greatly improved, operating requirements of high-gas mine of coal mining can be met, and adaptability of contamination degree on the environment is higher.

The invention discloses a skylight applied to a ventilated roof. The skylight applied to the ventilated roof comprises a skylight body and guide pillars, wherein the skylight body is composed of a first window sash and a second window sash which are hinged to each other. The first window sash and the second window sash are correspondingly arranged on two slope faces of a double-slope type roof, and the junction line of the first window sash and the second window sash is coincided with the junction line of the two slope faces. The bottoms of the guide pillars is fixed to the double-slope type roof, the guide pillars extend obliquely and upward in the eave direction of the slope face, and an included angle is formed between each guide pillar and a plumb line. The skylight body is located atthe bottom ends of the guide pillars in a closed state, the skylight body and the double-slope type roof seal each other, at the moment, a first included angle is formed by the first window sash and the second window sash; when the skylight body is in an open state, the skylight is lifted upward to the tops of the guide pillars, at the moment, a second included angle is formed by the first windowsash and the second window sash, and the number of degrees of the second included angle is larger than the number of degrees of the first included angle. By adopting the skylight applied to the ventilated roof, the switch of the ventilated roof and the skylight can be realized, the switch way is convenient and fast, and rainwater is also not prone throwing into a house when switching to the ventilated roof.

The invention relates to a piston pump, in particular for fuel injection systems for motorcycles and / or small combustion engines. The piston pump comprises: a cylinder, which has a cylinder base and cylinder walls; a piston arranged in the cylinder; an actuator which moves the piston in a first direction in the cylinder; a restoring element, in particular a spring, which moves the piston in a second direction in the cylinder, the second direction being opposite to the first direction; a compression chamber, which is delimited by the piston, the cylinder base and the cylinder walls; an intake valve through which a fuel flows into the compression space; and an exhaust valve through which the fuel flows from the compression space, wherein the inlet valve being arranged in the cylinder base and the outlet valve being arranged in the piston.

The invention discloses a treatment device for waste sulfonated mud. The device comprises a feeding device, a tempering fluidization device, an ozone reaction device, a solid-liquid separation device,a circulating water tank and a stabilizing device; the feeding device is used for conveying a crushed and sieved sulfonated mud material; an inlet of the tempering fluidization device is connected with the feeding device, and the tempering fluidization device is used for injecting an aqueous solution and conducting stirring to obtain the homogeneous and fluid transition sulfonated mud; an inlet of the ozone reaction device is connected with an outlet of the tempering fluidization device, and the ozone reaction device is used for the oxygenolysis of organic pollutants in the transition sulfonated mud; the solid-liquid separation device is used for separating sulfonated mud from the aqueous solution in the transition sulfonated mud; an inlet of the circulating water tank is connected with an outlet of the solid-liquid separation device, and an outlet of the circulating water tank is connected with the tempering fluidization device; an inlet of the stabilizing device is connected with the solid-liquid separation device, and the stabilizing device is used for adding a stabilizing material to obtain harmless sulfonated mud. The invention further discloses a treatment method for the waste sulfonated mud. The treatment device for the waste sulfonated mud has the advantages of being simple in structure, low in energy consumption, free of secondary pollution, convenient to assemble andthe like.

The invention relates to the technical field of teaching equipment, in particular to dust-free writing equipment for environmental protection teaching, which comprises a mounting column, a rolling column is rotatably connected in the mounting column, and the rolling column is sleeved with dust-free soft leather. According to the dust-free soft leather winding device, a clockwork spring can gradually drive a winding column to wind dust-free soft leather, so that pulling force can be applied to U-shaped plates on the two sides, supporting rods can be driven to gradually contract into a rotating column, the dust-free soft leather on the two sides can be wound into a mounting column again, and therefore the whole writing device can be conveniently stored; the dust-free equipment can be conveniently carried, the dust-free soft leather can be unfolded for dust-free writing when needed, a teacher can conveniently carry out teaching outdoors and the like, and the dust-free soft leather on the two sides can be unfolded to the length twice that of the rotating column, so that the writing equipment has enough area for writing on a blackboard and the like. And the dust-free soft leather is rapidly rewound through cooperation with the winding column, and the surface of the dust-free soft leather can be rapidly cleaned in the rewinding process.

The invention discloses a heat-conducting and heat-dissipating plate assembly for a heating heat exchanger with a pipe row structure. The connecting device fixedly connected in the shape of a tube row, the circular tube and the connecting device are made of thin-walled stainless steel, and on the outer surface of the circular tube in the forward direction, there are heat-conducting and heat-dissipating plates arranged in parallel along the length direction of the circular tube to conduct heat. The front of the heat dissipation plate faces outward, and the back has an arc surface and closely matches the outer surface of the round tube. The number, length, width and thickness of the heat conduction and heat dissipation plates match the round tube. The present invention also includes covering communication devices arranged at both ends of the round tube The two positioning and clamping end caps, the front edge of the positioning and clamping end cap is buckled and pressed on the front of the heat conduction and heat dissipation plate, the rear edge of the positioning and tightening end cap is buckled and pressed on the outer surface of the circular tube adjacent to the communication device, and the positioning is tightened The end cover is also provided with a detachable connecting device fastened with the pipe row structure.

The invention relates to combined furniture with a decorative component. The combined furniture comprises a bearing block and a decorative part, wherein a containing groove is formed in an upper surface of the bearing block, the bearing block is provided with a bearing assembly used for bearing the decorative part in an inner cavity of the containing groove, and the bearing assembly comprises a driving air cylinder, an abutting column and a supporting plate; the decorative part is arranged on an upper surface of the supporting plate, the driving air cylinder is arranged on the inner bottom wall of the containing groove, and the abutting column is arranged at an end, facing the supporting plate, of a piston rod of the driving air cylinder; two sides of the supporting plate in the width direction are provided with an embedded groove and a settling groove facilitating abutting-in of the abutting column respectively, the embedded groove is located in the side wall, facing the abutting column, of the supporting plate, and the settling groove is located in the side wall, away from the abutting column, of the supporting plate. The device is advantaged in that the position of the decorative part can be conveniently adjusted on the bearing block, and the available area of the upper surface of the bearing block is effectively guaranteed.

The invention relates to an optimization method of a double-wing layout time-limited carrying airdrop aircraft. The optimization method comprises the following steps: S1, calculating wing related dataaccording to power, weight and lift coefficients; S2, determining the span length and the pneumatic chord length of the upper and lower wings; S3, determining selection of the relative positions of the wings and conducting CFD numerical calculation verification; S4, verifying whether a result conforms or not; if yes, continuing the next step, and if not, returning to the third step; S5, comparinga pressure distribution curve with lift-drag characteristics; S6, performing CFD numerical calculation on a full-aircraft model; and S7, optimizing wing design. The use requirements are met, the problem that the wings bear too large torque is solved, and the longitudinal stability of the aircraft is improved.

The invention discloses a chain plate type conditioner for tea leaves. The chain plate type conditioner comprises a conveying chain plate device, a transmission assembly, a tensioning device, an outerframe and a decorative plate. The conveying chain plate comprises a large-pitch chain and a movable chain plate, and the movable chain plate and the large-pitch chain form a chain type chain plate through a shaft pin. The transmission assembly comprises a transmission chain wheel, a chain plate chain wheel and a mounted bearing. The transmission chain wheel and the chain plate chain wheel are coaxial and are fixed to the two sides of the box body through the mounted bearing after being paired. Feeding from the top and discharging from the bottom is achieved. Chain type chain plates in a single-layer box body are placed on guide rails on the two sides of an outer frame, and a transmission assembly drives the chain type chain plates to do one-way circulating motion. Multiple layers of box bodies are combined and materials are fed from the top of the upper layer, enter the middle layer for reverse conveying, and finally move at the bottom layer for discharging. Therefore, the rolled tealeaves which are dry outside and wet inside are slowly moistened back and conveyed to tea leaf equipment of the next procedure.