96results about How to "Increase the bottom area" patented technology

The invention provides a sea cucumber bottom-sowing culture facility suitable for a soft seabed. The facility comprises frameworks, built-in separation nets, built-in dense nets, cuffs, a traction rope, an anchoring object and a marking floater. The frameworks are arranged in parallel and are covered with outer-wrapping netlike clothing, the frameworks are mutually connected to be of a telescopic mesh cage shape, the built-in separation nets for separating each framework into a plurality of culture units are arranged on each framework, the built-in dense net for catching and gathering sea cucumber baits is arranged in each culture unit, cuffs for taking and placing a sea cucumber is arranged on the outer-wrapping netlike clothing of each culture unit, the frameworks on two ends are respectively and sequentially connected with the traction rope and the anchoring object to be fixedly arranged in a seabed, and the marking floater is connected onto one end of the culture facility. Compared with the traditional culture facility, the culture facility provided by the invention is light and convenient, can be compressed, and is convenient for transportation, throwing and management, and the affect from a natural disaster of typhoon and the like is avoided; and by the adoption of the culture facility, the problems of easiness in entrapping by silt, poor culture effect and the like of the traditional culture facility can be solved, particle-like suspended matters in seabed water can be effectively held back as sea cucumber baits, and the survival ratio and the growth rate of the sea cucumber are improved.

The invention discloses a high-efficiency hot dip galvanizing production line which comprises a lifting appliance, a zinc pot, an acid washing tank, a water washing tank, a cosolvent tank and a cooling tank. The high-efficiency hot dip galvanizing production line can quickly remove bubbles on the workpiece surface in the workpiece galvanizing process, can gather the zinc ash on the surface before the workpiece is taken out of the zinc pot so as to prevent the adhesive pollution, can enable the reflux motion of the acid liquor in the acid washing tank so as to increase the contact reaction rate between the acid liquor and acid-washed workpiece, can monitor the concentration of the acid liquor in real time, can enable the water washing of the workpiece to proceed more quickly and thoroughly, can enable the contact between the workpiece and cosolvent more uniformly and quickly, can eliminate the influence of the impurities and stains attached to the workpiece surface on the cosolvent treatment so as to effectively ensure the feed quality of the subsequent procedure, and can enable the water cooling heat transfer of the acid washing wastewater for the hot dip galvanizing cooling tank so as to save the water resources and enhance the wastewater utilization efficiency, thereby saving the production cost.

The invention provides a diamond wire saw cutting machine for an underwater vertical pipe. The diamond wire saw cutting machine is composed of a cutting device, a feeding device, a clamping device, atensioning device, a guide device and a main body frame. The main body frame is of vertical design and vertical installation, the cutting device, the feeding device and the clamping device are compactly installed on the main body frame, and the tensioning device and a rope control guide device are installed on the feeding device. The feeding device and the clamping device are in a parallel installation manner on the main body frame, and the clamping device is nested and installed in the middle of the feeding device, the rope control guide device controls the direction of a diamond string beadwire, to ensure that the string bead wire and the clamping device do not interact with each other during the cutting operation. The diamond wire saw cutting machine is used for cutting of the underwater composite vertical pipe or a jacket pile foundation of an abandoned platform, and operations such as the recovery or maintenance of the underwater composite vertical pipe and the dismantling of theabandoned platform can be implemented.

The invention provides a method of forming a semiconductor structure. The method comprises the steps of providing a semiconductor substrate with a transistor forming on the surface thereof; forming a first interlayer dielectric layer covering the semiconductor substrate and the transistor; forming a plug in the first interlayer dielectric layer; forming a sacrificial layer covering the first interlayer dielectric layer and the plug; etching the sacrificial layer, and forming a first trench in the sacrificial layer; forming a second interlayer dielectric layer filled in the first trench; removing the remaining sacrificial layer, and forming a second trench which exposes the surface of the plug; and forming a wiring layer filled in the second trench, the bottom of the wiring layer being electrically connected with the plug and the top of the wiring layer having a size smaller or equal to that of the bottom. The effective contact area between the wiring layer and the plug is increased, the resistance drift phenomenon of a metal interconnect structure is improved, damage to the interlayer dielectric layers from the etching process is avoided, the parasitic capacitance is reduced, and the device electrical performance is optimized.

In a polarizing disc pasting device according to the invention, a first polarizing disc pasting device (600) and a second polarizing disc pasting device (700) are provided with frame components (601 and 701) which are arranged that the components can rotate around the rotating axes (P11 and P12) and have four side surfaces. Therefore while the operation of pasting the polarizing disc (2 and 3) to the liquid crystal unit substrate (1) a the polarizing disc pasting station (S13), the operations of stripping covering thin film from the polarizing disc (2 and 3) at the covering film stripping station (S13) and receiving polarizing disc (3) at the polarizing disc receiving station (S11) can be executed. As a result, the polarizing disc pasting device which can restrain the increasing of the base area of the polarizing disc pasting device caused by the enlargement of the color liquid crystal display device is provided.

The invention relates to a low-section water tank for an integrated carrying-type railway vehicle. The water tank comprises a box body, a top cover and breakwaters mounted in the box body, wherein the box body is provided with a water inlet, a water outlet and an overflow opening, the breakwaters are criss-cross in the box body, the bottom part of the breakwater is connected with the bottom surface of the box body by welding, the side part is connected with the side wall of the box body by welding, the top part is connected with the top cover by welding, the criss-cross breakwaters form a plurality of spaces, a bottom communication region for water flowing is arranged at the bottom of the criss-cross breakwater in each space, a top communication region for ventilation is arranged at the top part, and a mounting seat for fixing the water tank on the vehicle body is arranged at the periphery outside the box body. The invention can greatly reduce the section height of the water tank, can carry load integrally after the breakwaters and the box body are formed, improve the carrying capacity and strength of the whole water tank, guarantee the smooth water flowing in the water tank, has simple mounting structure and does not occupy the limited space below the vehicle.

The invention discloses a lithium ion battery end cover capable of preventing the leakage of an electrolyte solution and the heating during large-current discharging, a lithium ion battery and a production method of the lithium ion battery. The lithium ion battery end cover is characterized by comprising a cover body, a positive guide pin and a negative guide pin, wherein the tail parts of the positive guide pin and the negative guide pin are arranged in the cover body and are respectively provided with a guide pin holder for preventing the guide pin from being separated from the cover body, each guide pin holder is a conductor, and the bottom of each guide pin holder is level to the bottom of the cover body. The lithium ion battery comprises an aluminum shell and a roll core provided with a positive pole piece and a negative pole piece in a rolling manner, wherein the end cover with the positive guide pin and the negative guide pin is arranged in an opening of the aluminum shell, and the end cover is connected with the positive pole piece and the negative pole piece through tabs. The production method comprises the steps of producing the end cover, producing the roll core, welding, loading the end cover into the shell, rolling, and secondarily welding. The guide pins are integrally injected into the cover body and are generally seamless; the guide pins are prevented from being withdrawn through the guide pin holders, and the bottom area of the guide pin holders is large, so that the welding area of the tabs and the pole pieces can be increased, and the tabs and the pole pieces are firm and are unlikely to drop; the contact area is also increased, the impedance is reduced, and the heating during large-current discharging is avoided.

The invention discloses a fan diffuser structure for a dust collector. The fan diffuser structure comprises a body part with certain thickness and a certain area; a plurality of arc front guide blades are formed at the periphery of the lower side of the body part at certain intervals; a flow channel through which air is guided to flow is formed between two adjacent front guide blades; and a groove is formed on the bottom of each flow channel. The fan diffuser structure for the dust collector has the advantages that the groove is formed in the center of the bottom of the flow channel formed between the adjacent two front guide blades, and the areas of the cross sections of the grooves and the flow channels are gradually reduced from external openings to internal openings proportionably. After the air flow enters the flow channels, the spaces and the bottom areas of the flow channels are increased due to the grooves formed in the centers of the flow channels, so that the flow speed of the air flow in the middles is reduced, the difference of the flow speed in the middles and two sides of the flow channels is balanced, the air flow speed in the flow channels is distributed uniformly, eddy current can be reduced effectively, energy loss is reduced, and flowing efficiency is improved.

The invention discloses a heating and heat preservation device of a milk bottle. The heating and heat preservation device of the milk bottle comprises a housing, a heating cylinder, a milk bottle fixing plate, a storage battery and a motor, the upper end of the housing is rotatably connected with a heat preservation bottle lid through a hinge pin, the housing is internally provided with the heating cylinder, a partition plate is fixedly arranged inside the heating cylinder, a heating tube is arranged between the partition plate and the inner wall of the heating cylinder, a fixed ring is fixedly arranged at the upper end of the partition plate through a support, a soft plate is fixedly arranged at the lower end of the fixed ring, the bottom of the soft plate is covered with cotton cloth, the milk bottle fixing plate is arranged at the bottom of the heating cylinder, the milk bottle fixing plate and the heating cylinder are connected with sealing film in a sealing mode, the lower end of the milk bottle fixing plate is fixed to the push rod, the other end of the push rod is connected with an eccentric wheel, the other side of the eccentric wheel is rotatably connected with the motor through a rotation shaft, a base is fixedly arranged at the lower end of the housing, the base is internally provided with the storage battery, and the storage battery is electrically connected with a charging opening through a lead. The heating and heat preservation device of the milk bottle is high in safety, high in heating speed and convenient to use.

The invention discloses a waste metal pelleting machine, and relates to the technical field of waste metal recovery equipment. The waste metal pelleting machine includes a base, a machine shell and adriving device; the top of the machine shell is provided with a feeding port, and a rotating shaft is arranged below the feeding port; the driving device is used for driving the rotating shaft to rotate; the bottom of the machine shell is provided with a discharging port; a plurality of cone pulleys are sequentially arranged on the rotating shaft from top to bottom, the cone pulleys are in a circular truncated cone shape, the diameters of the bottom surfaces of the cone pulleys are sequentially increased from top to bottom, and a plurality of flat hammers are fixedly mounted on the side surfaces of the cone pulleys; a plurality of lining plates are fixedly mounted on the inner wall of the machine shell; the rotating shaft, the flat hammers and the lining plates are all made of high-strength alloy steel; and a filtering device is a screen. The waste metal pelleting machine is used for crushing and extrusion formation of waste metals. Compared with an existing metal pelleting machine, the waste metal pelleting machine is capable of producing metal pellets smaller in size and more regular in shape and increasing the recovery price of the metal pellets and economic benefits.

The invention discloses a bi-component adhesive preparation device with magnetic stirring and overturning adhesive discharging functions, which is used for uniformly stirring and mixing as well as filling and dispensing a quick-drying adhesive according to a certain proportion with good fluidity. The bi-component adhesive preparation device with magnetic stirring and overturning adhesive discharging functions comprises material storage barrels for respectively holding components A and B, pipelines for enabling single-component adhesives to flow into a mixer, and the mixer, and is characterizedin that a double-control valve is arranged between the pipelines for two single-component adhesives to flow into the mixer; a wide-mouth adhesive nozzle serving as the mixer and a stirrer are arranged below the double-control valve; a mechanism for positioning and overturning the wide-mouth adhesive nozzle to pour out the adhesive at a determined position and can restore to the original positionis arranged; the stirrer consists of a stirring bar arranged in the wide-mouth adhesive nozzle and a controllable magnetic rotator arranged in a rotating body close to the bottom of the wide-mouth adhesive nozzle; and a mechanism for coordinated action is arranged between / among a valve body, a wide-mouth adhesive nozzle combination and / or the stirrer. Because an adhesive path in the mixer is wide,the inner wall is smooth and an adhesive discharging opening is formed in the upper part, the blockage of the adhesive path can be effectively avoided; the service life of the mixer can be greatly prolonged; moreover, the structure is simple; and the use is convenient.

The present invention discloses an expansion dock including a base, a socket, an expansion platform and a driving mechanism. The socket is installed on a side of the base and pivoted to the base. A portable electronic device can be inserted into the socket. The expansion platform is installed inside the base and protrudable from the side of the base. The driving mechanism drives the expansion platform to protrude from the side of the base as the portable electronic device is inserted into the socket and pivoted to a predetermined angle relative to the base.

The invention relates to a device for metering, mixing, stirring and discharging the double-component quick-drying glue, in particular to a stirring and gluing device with a simple structure for double-component quick-drying glue. The stirring and gluing device comprises storage barrels containing a component A and a component B separately, a pipeline for allowing each single component to flow toa mixer, and a mixer. The stirring and gluing device is characterized in that a plurality of wide-mouth glue nozzles are arranged in a rotating body with a horizontal rotating shaft in order to form acirculating wide-mouth glue nozzle combination; a pump body or a valve body to which the two-component glue flows in proportion and a stirrer are arranged above the wide-mouth glue nozzle in place, and the stirrer can be separated from the wide-mouth glue nozzle; and after the circulating wide-mouth glue nozzle combination rotates by 90 degrees towards a center shaft in the horizontal direction,the first wide-mouth glue nozzle completes gluing, the second wide-mouth rubber nozzle moves in place, and the operation cycles in order. The use time of the stirring mixer can be greatly prolonged, the structure is simple, and the use is convenient.

Provided is a method of installing and constructing a hollow cylindrical pier for fixing an offshore platform structure to the bed, wherein a steel cylinder (101) with an inner diameter slightly greater than the hollow cylindrical pier is driven into the bed (2) until at least the bearing stratum is reached to ensure fixing, and part of the steel cylinder (101) is exposed above the water surface (1); draining ponding inside the steel cylinder (101), and excavating bed sediment inside the steel cylinder (101); cutting off the steel cylinder (101); hoisting a first hollow cylindrical pier section (1A) with a sealed bottom end vertically downwards from the water surface (1) towards the steel cylinder (101), pre-tensioning an overlapping hollow cylindrical pier section on the hollow cylindrical pier section via a shear key structure and then fixedly connecting same with the previous hollow cylindrical pier section, and hoisting same in turn such that after the sealed bottom end of the first hollow cylindrical pier section (1A) reaches near the bottom end of steel cylinder (101), at least part of the lastly hoisted overlapping hollow cylindrical pier section is exposed above the water surface (1); and pouring concrete (107) into a gap between the steel cylinder (101) and the hollow cylindrical piers. Further provided are a method of installing and constructing an offshore platform structure and a hollow cylindrical pier for fixing to the bed and an offshore platform structure.

The invention discloses a lithium ion battery end cover. The lithium ion battery end cover is characterized by comprising a cover body, a positive guide pin and a negative guide pin, wherein the positive guide pin and the negative guide pin run through the cover body, one section, in the cover body, of each guide pin is provided with a guide pin holder which is used for preventing the guide pin from being separated from the cover body, and the cover body is formed by thermoplastic resin, which can resist the high temperature of 90,DEG C, in an injection molding manner. The lithium ion battery end cover is simple in structure, the guide pins are integrally injected into the cover body, and the end cover is integrally formed in a seamless manner, so that the liquid leakage of a battery can be effectively prevented; the guide pins cannot be separated from the cover body through the guide pin holders which are integrated with the guide pins, and the bottom area of the guide pin holders is large, so that the welding area is increased, the guide pins are unlikely to drop, the contact area is also increased, the impedance is reduced, and the heating during large-current discharging can be avoided.

The invention discloses a centrifugal training device. The centrifugal training device comprises a mounting frame, a counterweight flywheel, a pull rope and a handle, wherein the mounting frame is provided with a flywheel shaft; the flywheel shaft is rotationally connected to the mounting frame; the counterweight flywheel is arranged on the flywheel shaft; one end of the pull rope is connected with the flywheel shaft; the other end of the pull rope is connected with the mounting frame; the handle is provided with a rope winding wheel; and the middle of the pull rope is wound on the rope winding wheel. According to the training device, due to the fact that the counterweight flywheel is arranged on the flywheel shaft, when the rope winding wheel pulls the pull rope, the flywheel shaft and the counterweight flywheel can be accelerated to rotate for performing strength training of concentric contraction on a trainee; when the pull rope on the flywheel shaft is no longer unwound, the trainee brakes the counterweight flywheel, and at the moment, the trainee can be subjected to strength training of eccentric contraction, so that the effect of centrifugal training is achieved; and therefore, the training device achieves the effect of the centrifugal training under the condition that a centrifugal counterweight is not required to be provided by an electric power device, the structure issimpler, the use by the trainee is more convenient, and the energy consumption is lower.