42results about How to "Simple technical structure" patented technology

The present invention relates to a tail-gas purification processing device, which belongs to the environmental protection and drainage reduction technical field, and comprises a tail-gas buffering tank (1), two-level or more tail-gas alkaline absorption tanks (2, 3) and a waste-water cycling pool (4); a ceramic pump (6) is arranged at the side of the cycling pool (4); the inlet of the ceramic pump is connected with the bottom end of the waste-water cycling pool (4); the discharging port of the ceramic pump (6) is communicated with a spraying nozzle of a quartz vacuum injection pump (12) through a pipeline; waste gas flows by the guiding port of the quartz vacuum injection pump (12) and is introduced into the waste-water cycling pool by the sub-pressure that is generated by injection the waste water through a guiding pipe (18). The tail-gas purification processing device has compact structure, simple structure, low cost and easy operation. Through the alternation of the level of the tail-gas alkaline absorption tank, the waste gas that is produced by different chemical operation units can be absorbed and processed.

A transfer vehicle is pulled by a towing vehicle. The transfer vehicle comprises a container and an unloading conveyor. The container serves to receive bulk goods. The unloading conveyor serves to unload the bulk goods located in the container. In order to allow a simple technical construction and a variable drive of the unloading conveyor, an electrical drive is coupled to the unloading conveyor and serves exclusively for driving the unloading conveyor.

Provided is a hoop support form for in-situ protection of an existing building in underground space development. In the underground space development process, soil below the existing building is reserved as a cylinder-shaped or elliptic-cylinder-shaped island, and the support form of a retaining wall and a plurality of hoops is adopted around the island. The form of an underground diaphragm wall or a soil mixing wall (SMW) pile or a combination of a common support pile and a waterproof curtain or the like can be adopted by the retaining wall, and therefore the purpose of controlling soil displacement and water and soil loss is achieved. The hoop systems are arranged around the cylinder-shaped or elliptic-cylinder-shaped island layer by layer, so that the integrality of the retaining wall around the island is improved, and the deformation of the retaining wall is restrained. Earth around the island is evenly and symmetrically excavated, and after earth excavation is completed and a proposed underground structure is completed, earth backfilling and compaction are carried out. The technology has the characteristics that the structure is simple, construction is convenient and operability is high.

A water-proof, heat-insulating, dedusting and warming ecologic roof is made up of the plastic water boxes closely arranged on concrete roof. The plastic water box contains water and soil in which plants grow. It has the functions of water-proofing, thermal insualtion, absorbing dust, warming, oxygen generation and natural evaporation.

The invention relates to a strengthened hydraulic acoustic cavitation treatment device. The strengthened hydraulic acoustic cavitation treatment device comprises a water inlet pipe and a cavitation pipe communicated with the water inlet pipe; the outlet end of the water inlet pipe is designed to be convergent; a nozzle is arranged at the connection part of the water inlet pipe with the cavitation pipe; the center line of a nozzle opening of the nozzle and the center axis of the water inlet pipe are designed to be overlapped; a reed is arranged in the inner chamber of the cavitation pipe; the wedge point of the reed is arranged to face the nozzle opening of the nozzle directly. According to the strengthened hydraulic acoustic cavitation treatment device, the cross section of the cavitation pipe is designed to be a tapered cross section, jet flow is formed when water flows through a throat part, pulse stress is generated at the cross section, sound wave is generated, radiation of sound wave into the cavitation pipe is realized, when the wedge point of the reed is arranged at the focal point of a paraboloidal pipeline, radiation of sound wave into the cavitation pipe is realized, and sound wave passes through the cavitation pipe in parallel, so that sound wave radiation range is enlarged greatly, cavitation of liquid of a large range under the effect of sound wave is ensured, more strong free radicals are generated, it is beneficial for degradation of organic pollutants, and treatment effect is multiplied; operation and management are convenient; cost is low; and the technical structure is simple.

In a photovoltaic module (1) comprising a plurality of electrically interconnected solar cells (2) embedded in an encapsulation film (5) at least on one side and arranged at a distance from one another, and, if appropriate, a rear-side film (6) and a light-transmissive cover plate, light-guiding films forming prism-like structures (4) are integrated in regions of the photovoltaic module (1) that are free of solar cells (2) and the prism-like structures (4) and complementary air and gas pockets (8) are arranged alternately. The prism-like structures (4) of the light-guiding films are arranged in such a way that light impinging on the light-guiding, prism-like structures (4) is guided in the direction of the solar cells (2). An encapsulation film (5) is arranged on both sides of the solar cell and the light-guiding film forming prism-like structures (4) is arranged within the encapsulation film (5), and the light-guiding films forming prism-like structures (4) are covered, if appropriate, by a transparent polymer film (6, 12).

The invention discloses a dust collecting device. The dust collecting device comprises a closed cavity provided with an air inlet and an air outlet, wherein an air passage device is arranged between the air inlet and the air outlet, a spraying device is arranged at the corresponding position of the air passage device, a water tank is arranged at the bottom of the closed cavity, and is provided with a water outlet device, the air passage device is at least provided with a first baffle plate with a vent hole and a second baffle plate with a vent hole in the closed cavity, the spraying device at least comprises a first spraying device arranged under the top wall of the closed cavity between the air inlet and the first baffle plate, a second spraying device arranged above the vent hole of the first baffle plate, and a third spraying device arranged under the top wall of the closed cavity of the other side of the first baffle plate, and at least one screen plate is arranged at one side of the closed cavity, close to the air outlet. The air dust collection treatment can be carried out on a dust-containing working space by the technology, the technological structure is simple, the cost is low, the dust treatment capacity is strong, dedusting water can be recycled, and multiple pieces of equipment can be used coordinatively.

A continuous steam generator with a combustion chamber having a number of burners for fossil fuel and an outside wall composed of steam generator pipes that are welded to each other gas-tight is provided. A vertical gas flue is connected downstream of the combustion chamber on the hot gas side in an upper area via a horizontal gas flue, wherein a part of the outside wall facing the vertical gas flue and below the horizontal gas flue is inclined inward and thus forms a nose projecting into the combustion chamber with the bottom of the adjacent horizontal gas flue. Support pipes are connected downstream of at least one part of the steam generator pipes of the nose at the upper end thereof on the flow medium side, wherein the support pipes are guided substantially vertically to the lower end of the nose.

The technical proposal of the invention relates to an automotive engine hood lock device, comprising an engine hood lock body and an unlocking handle of the automotive hood lock. The engine hood lock device is arranged on an upper camber beam; the engine hood lock body and the unlocking handle of the engine hood lock are connected and are arranged in parallel; and the unlocking handle of the engine hood lock can move parallelly along the engine hood lock body. The invention has simple technical structure, can effectively solve the technical problem that the strength of the handle is not enough caused by overlarge torque force and overlong torque when unlocking the handle and the engine hood lock is hard to unlock and simultaneously also can effectively solve the problem that the engine hood lock device is interfered with a front grille when in locking and is interfered with the engine hood when in unlocking. The invention leaves the more motion space for the lock body, increases the gap with all fixed parts, is suitable for man-machine engineering and has very high utility value.

The invention discloses an aircraft carrier plane rotary catapult-assisted take-off platform, and mainly relates to the field of military weapons. The take-off platform includes a rotary seat support,a rotary column is vertically arranged at the top of the rotary seat support, a rotary table is arranged on the rotary column, a plurality of gate positions are arranged on the top of the rotary table in an annular array mode, a baffle plate groove is formed in one end of each gate position, a baffle plate capable of being opened and closed is arranged in each baffle plate groove, and a locking device used for locking wheels of a plane is arranged on one side of each baffle plate groove. The beneficial effects of the invention are that: the technical structure is simple, the weight cost and the energy consumption are relatively low, few parts are involved, and the maintenance need is few, a plurality of planes can be catapulted to take off simultaneously or continuously, take off is carried out in a gentle and uniform acceleration rotating mode, fresh water is not needed, the wind direction is not considered, the instantaneous load is smooth, the range of planes suitable for take-offis wide, the speed controllability is high, runway run-up is not needed, excessive deck area is not occupied, no electromagnetic interference exists, and rising or multi-layer design can be achieved.

The invention discloses a scarf selling hanging rack, which comprises a hanging body and hooks on the hanging body, wherein two groups of symmetric scarf storing devices are arranged below the hanging body; each scarf storing device comprises a plurality of hanging rods which are arranged in parallel horizontally and staggered end by end, and integrally takes the shape of an angle bracket; all the hanging rods are connected with one another through elastic ropes. The scarf selling hanging rack is integrally simple in technical structure; various formats of scarves can be stored effectively, so that people can shop conveniently; the space utilization rate is high; the picking and placing are convenient.

The invention provides a mechanism for controlling the displacement of a yarn, in particular for a workstation of a textile machine, comprising a yarn guide, a single motor drive provided therefor, for determining the actual angular position (11) of the yarn guide ( f_real) and a controller (4) for predetermining at least one correction variable (9)(u) of the output stage of said single motor drive to drive the yarn. The inventive mechanism for controlling the displacement of the yarn allows a higher frequency of displacement by preventing displacement errors, wherein the controller (4) includes precise control of at least one correction variable (9)(u) to control said guide Multivariable control system for the real angular position (11) (f_real) of the yarn carrier. A state monitor (12) is provided for accurately determining internal states such as in the actual control section (10) and communicating them to the controller.