237results about How to "Lower vertical height" patented technology

A solar tracker does not need to stand high. The solar tracker has a strong structure and a stable center of gravity for tracking sunlight. Thus, the solar tracker does not need a foundation to be connected for standing upon. And the solar tracker is fit to be used on a bare ground or roof with a low cost.

An exhaust water trap assembly has separated and spaced exhaust tubes, and a dome cap blocking entry of water to protect an upstream catalytic converter or soot filter. A first tube extends axially upwardly into a housing, and a second tube is spaced vertically thereabove. The dome cap on the top end of the first tube blocks exhaust flow axially upwardly therepast and blocks entry of water axially downwardly therepast.

A recreational vehicle loading and transport platform for pickups provides a base mountable in a pickup box to pivotally carry a transport platform below the upper edges of the pickup box. The transport platform carries outrigger assemblies laterally of and depending below the upper edge of the pickup box to support outer support structures of recreational vehicles straddling the pickup box sides. A pneumatic cylinder moves the forward end of the transport platform vertically to responsively tilt the transport platform for loading and unloading of recreational vehicles. A loading and unloading ramp is removably secured to the rear end of the transport platform to move between use and storage positions.

A chain plate conveying coal ball heat conduction oil dryer belongs to the field of drying equipment. The chain plate conveying coal ball heat conduction oil dryer comprises a heat insulation outer shell, a chain plate conveying mechanism, a feeding conveying belt, a discharging opening, a heating device and a waste heat using device. The chain plate conveying mechanism comprises a double-driving chain structure, a matched chain wheel, a bearing chain plate and a guiding sliding track. The bearing chain plate is a hollow-out structure formed by a frame and a grid bar and is located on a chain shaft in a hinge mode. The guiding sliding track is divided into an upper sliding track part and a lower sliding track part which have the same structure sequence. Each part is divided into a horizontal section, a V-shaped blanking section and an arc groove-shaped turning section which are connected in sequence. A falling zone corresponds to a lowering edge section of each V-shaped blanking section of the guiding sliding part. The heating device is connecting heat conduction oil furnace heat conduction calandrias which are distributed above and below a conveying interface formed by the bearing chain plate. An improved double-chain strip plate type conveyor is used, a high-efficiency heat conduction oil furnace is used as a heat source, a controllable heat conduction oil pipe composite layer distribution structure is used for improving the heating effect, and the effects of small space size, energy saving and environment protection are achieved.

A vertical exhaust water trap assembly has an outer housing and an internal housing or exhaust tube defining an annular water collection spaced therebetween bypassing a central exhaust flow area.

The invention discloses a transmission system suitable for a large-tonnage alternating current servo press. The output shaft of a disk-type permanent magnet synchronous servo motor and a planet gear speed reducer are made into integral structure; the screw of a driving mechanism and two nuts arranged on the nut form a ball screw structure; the screw is connected with the planet gear speed reducer; the left and the right of a top bar as well as the front and the back of the top bar are symmetrically provided with double toggle rod boosting mechanisms; a symmetrical oscillating rod input type boosting mechanism is arrange between the top bar and the double toggle rod boosting mechanisms; a three-level boosting mechanism causes the amplification multiple of the boosting mechanisms in the beginning stage to be above 15 times; and the amplification multiple is bigger and bigger along with the shaping process to lower the power of the disk-type permanent magnet synchronous servo motor. The transmission system can provide large amplification multiple and has the advantages of obvious boosting effect, large effective boosting travel, small integral structural size, big sliding block travel, quick virtual travel, high working efficiency, quick feeding, low shaping speed and the like, and unbalance loading is simultaneously eliminated.

A photosensitive bonding package structure mainly comprising a substrate, a photosensitive device and a plurality of bumps is provided. The substrate has a light incident area located near the central area of the substrate. The photosensitive device has a photosensitive area in a position corresponding to the light incident area so that the photosensitive device can receive a beam of incident light passing through the opening. In addition, the substrate has a plurality of inner contacts and corresponding outer contacts. Pads on the photosensitive device are connected to the inner contacts through bumps so that the electrical signals resulting from illuminating the photosensitive area is transmitted to the substrate.

The invention relates to a controllable powder-feeding mechanism of a power forming machine, comprising a whole body formed by connecting a powder-feeding bracket and a feeding hopper with a feeding inlet and a discharging valve, wherein the feeding hopper is formed by matching a charging hopper with a discharging hopper; the powder-feeding bracket and the discharging hopper are connected into a whole, a rotating shaft is installed on the discharging valve from the charging hopper, connected with a driving mechanism fixed on the charging hopper, driven by the driving mechanism to rotate and connected with a movable blade and matched with a stator blade fixed on the charging hopper. An integrated powder-feeding hopper is improved into a split type powder-feeding hopper consisting of the charging hopper and the discharging hopper, the integrated movement is changed into the movement that the discharging hopper is only pulled by the powder-feeding bracket, a stationary movement structureof the charging hopper ensures that a vertical height of the movement part of the powder-feeding mechanism is much lower than the integrated structure, therefore, the condition of collision or interference of the feeding hopper and a punch is thoroughly eradicated, the conveying energy of the powder-feeding bracket is greatly reduced, the operation is convenient, the powder-feeding speed is high and can be controlled, and the controllable powder-feeding mechanism has strong practicability.

The invention provides a laser scanning distance measuring device. A rotation platform and a fixed platform are connected through a shaft bearing; rotors are installed on the rotation platform; stators are installed on the fixed platform; a drive transmitting circuit board is installed on the fixed platform; a receiving circuit board is installed on the rotation platform; a hollow transmitting coil is installed on the fixed platform; a magnetic isolating sheet is arranged between the hollow transmitting coil and the drive transmitting circuit board; a hollow receiving coil is installed on the rotation platform; a magnetic isolating sheet is arranged between the hollow receiving coil and the receiving circuit board. Compared with the prior art, the hollow transmitting coil and the hollow receiving coil are tiled in the direction vertical to the rotation shaft so that the vertical height of the laser scanning distance measuring device is shortened and therefore, the occupation volume of the whole structure of the laser scanning distance measuring device is reduced. In addition, when the vertical height of the overall device is reduced, the communication distance of spectrum diode for signal wireless transmission is reduced and therefore, the transmission speed of wireless signals is increased.

An agricultural vehicle such as a combine is provided with a collapsible agricultural material storage bin. The bin may be collapsed to allow for decreased overall vertical height during transport to avoid contact with obstacles, such as overhead power lines and street lights. In the field, the agricultural material storage container may be expanded to increase the agricultural material holding capacity of the vehicle. The bin may be provided with an internal extension mechanism to increase the lifting power of the container to allow for the placement of a second container or other material thereabove. Alternatively, the container may be provided with an external lifting means to allow for unobstructed evacuation of the interior of the container.

The invention discloses a high-ridge cultivation method of high-yield and high-quality kiwifruit orchard establishment and relates to the field of kiwifruit orchard establishment and soil amelioration. The high-ridge cultivation method comprises the steps of (1) clearing away ground foreign matters and leveling the land parcel, (2) spreading a soil amelioration to the ground, (3) deeply turning up the soil by 50cm, (4) marking lime lines according to one half of a line spacing, starting from the edge, (5) ridging, (6) planting seedlings and (7) performing later maintenance and management. The high-ridge cultivation method of high-yield and high-quality kiwifruit orchard establishment has the following advantages: the soil layer is raised to reduce the risk that the root system suffers from water logging; the mellow soil of the original surface layer is gathered and piled up to facilitate rapid growth of the root system; coarse organic matters and organic fertilizers are added in the soil amelioration process to increase the organic substances and the permeability of the soil; the high-ridge cultivation method is suitable for a plurality of types of soil, in particular heavy soil of a high underground water level, and for sandy soil, the vertical height from the ridge top to the ridge bottom can be reduced appropriately.

A fiber placement system including positioner and a fiber delivery apparatus having a creel assembly and a fiber placement head is provided. The positioner moves the entire fiber delivery apparatus including the creel assembly and the fiber placement head via at least three linear degrees of freedom. The fiber delivery apparatus includes an articulating wrist for moving the fiber placement head relative to the creel assembly. The fiber placement apparatus is substantially free of linear degrees of freedom within the fiber tow paths between the spools and the fiber placement head. One or more rotational degrees of freedom may be provided along the tow path. In one embodiment, the interface between the fiber delivery apparatus and the positioner is laterally offset such that a portion of the creel axially overlaps with vertical ram of the positioner.

The double-acting piston compressor (1) according to the present invention includes at least one cylinder (3) in which a double-acting piston (4) moves; said cylinder (3) and said piston (4) together define an upper chamber (5) and a lower chamber (6) each provided with at least one inlet port (7) and one delivery port (8), and each port comprises at least one valve (90, 91), and one link rod (10) connecting the double-acting piston (4) to a transmission member (11) engaging with a guide roller (12), on the one hand, and a gearwheel (15) on the other hand, at least one anchoring member (22) engages with the gearwheel (15); a connecting rod (25), to which the gearwheel (15) is pivotably connected by means of a pin (26) of said connecting rod (25), is connected to the crank (28) of a crankshaft (27) housed in bearings provided in the compressor housing (2).

The invention discloses a preparation method of phoshosilicate glass, which is characterized in that silane is used as reaction gas, high-density plasma deposition technology is utilized for preparation, and continuous deposition is carried out by using technological conditions of various multi-step deposition sputtering ratios in the process of deposition. During the first-step deposition, the deposition is carried out by using the technological condition of deposition sputtering ratio between 5.7 and 6.7; and then deposition is carried out by using the technological condition of deposition sputtering ratio less than 5.5 in the deposition steps. The preparation method can obviously reduce the horizontal width and vertical height of patterns in phoshosilicate glass layers and is suitable for semiconductor device manufacture.

The invention discloses a mobile concrete mixing plant and a batching machine thereof. The batching machine comprises a batching machine main body, a conveyor and a plurality of supporting legs, wherein the batching machine main body is supported on the preset base through the supporting legs. Compared with the prior art, the batching machine has a working state and a conveying state, wherein in the working state and the conveying state, the conveyor is suspended under the batching machine main body through suspending parts; when the working state is switched to be the conveying state, the vertical height of the supporting legs is reduced and the outline of the batching machine is reduced; in the conveying state, because the outline of the batching machine is smaller, the batching machinemain body does not need to be separated from the conveyor and materials do not need to be conveyed respectively before transfer and transportation and the batching machine has better transfer and transportation performance; and at the same time, in the working state, the batching machine has a bigger outline size so as to meet the requirement of the mobile concrete mixing plant on the preparationof concrete.

The invention discloses an unmanned aerial vehicle with a close-range pesticide spraying function. By arranging the angle adjusting device, the 90-degree rotation of the spraying rod is achieved suchthat a spraying head on the spraying rod can conduct pesticide spraying in the vertical direction, the applicability of the spraying rod is effectively improved, the pesticide spraying unmanned aerialvehicle can be suitable for horizontal pesticide spraying and vertical pesticide spraying, and the unmanned aerial vehicle can conduct close-range flying pesticide spraying between two rows of crops.Meanwhile, by arranging a folding device, supporting legs can be folded such that the vertical height of the unmanned aerial vehicle is reduced, and the unmanned aerial vehicle can perform close-range flying pesticide spraying; the angle adjusting device is combined to achieve the close-range pesticide spraying on the crops on the two sides, meanwhile, a rotatable rotating disc is combined, the low-altitude close-range rotary pesticide spraying can be conducted on the crops on the two sides, and the pesticide spraying efficiency of the crops and plants is effectively improved.

The invention discloses a multi-stage efficient evaporative cooling water-chilling unit. The multi-stage efficient evaporative cooling water-chilling unit comprises a unit shell. A split packing type direct evaporative cooling unit is arranged in the center of the unit shell. A first packing-heat exchange tube combined evaporative cooling unit and a second packing-heat exchange tube combined evaporative cooling unit are arranged on the left side and the right side of the split packing type direct evaporative cooling unit correspondingly. An air inlet a is formed in the position, corresponding to the first packing-heat exchange tube combined evaporative cooling unit, of the side wall of the unit shell, and a high-temperature surface air cooler a is arranged between the first packing-heat exchange tube combined evaporative cooling unit and the air inlet a. An air inlet b is formed in the position, corresponding to the second packing-heat exchange tube combined evaporative cooling unit, of the side wall of the unit shell, and a high-temperature surface air cooler b is arranged between the second packing-heat exchange tube combined evaporative cooling unit and the air inlet b. Both the high-temperature surface air cooler a and the high-temperature surface air cooler b are connected with the split packing type direct evaporative cooling unit. The multi-stage efficient evaporative cooling water-chilling unit has the advantages that the height is small, the heat exchange efficiency of vertical tubes is high, the outlet water temperature is low, and the outlet water cleanliness is high.