288results about How to "Decrease the tilt angle" patented technology

The invention discloses an intelligent type adjustable solar battery device comprising a base, a first solar battery plate and a second solar battery plate, wherein the base is provided with a static sliding rail, dynamic guide rails, an electric driving device and a limiting device; the first solar battery plate is articulated with the base along a longitudinal direction; the limiting device comprises a limiting rail arranged along a transverse direction and a rotating shaft arranged along the longitudinal direction, wherein the rotating shaft can reciprocate along the transverse direction; the second solar battery plate is articulated with the rotating shaft; each dynamic guide rail is provided with a chute, a rail cog, a first pin seat and a second pin seat; both ends of a first connecting rod are respectively articulated with the first pin seat and a first articulation seat, and both ends of a second connecting rod are respectively articulated with the second pin seat and a second articulation seat; the electric driving device comprises a motor and a driving gear; the first solar battery plate is provided with the first articulation seat, and the second solar battery plate is provided with the second articulation seat. The invention can automatically adjust the solar battery plates to a proper angle according to the requirement of a system.

The invention discloses a motion control system for a four-wheel individual drive patrolling device and belongs to the field of mechanical structure design and automatic control. The system needs to adapt to complex and changeable terrain environments, drive performance and reliability need to be high, and the system can guarantee that an instrument in a carriage of the patrolling device can stably finish a detection task. The system comprises an upper computer and a lower computer, the upper computer is a PC, the lower computer is an industrial PC 104, and the upper computer communicates with the lower computer in a wireless manner. Each wheel of the patrolling device is internally provided with a drive motor and a steering motor, and the patrolling device can be made to steer at any radius. Every two motors are located in the corresponding wheel, sand is prevented from entering the corresponding wheel, the service life of the motors is prolonged, and the stability of the motors is improved. An embedded real-time system VxWorks is selected to be used as a control system to improve the instantaneity of the system, and a field bus CAN bus is selected to be used as a communication bus to improve the communication efficiency of the system.

The invention discloses an adjustment and application method for the tilting compensation control of a lens of an automatic focusing camera module. In the adjustment process, a system will find out the needed tilting compensation control and store relevant data to a storage device, after adjustment and when the camera module is used, an actuator controller will read the data and use the data, and the purpose of tilting compensation is achieved. As relevant actuator control is changed at different lens strokes (or focusing positions), the tilting angle of the lens is decreased, the tilting angles at the different positions are considered, and the static and dynamic tilting angles can be effectively decreased. In addition, the adjustment process is the full-automatic adjustment process, so that manpower needed in the mass production is reduced effectively, the operating cost is lowered, the frequency of the quality problem caused by manual errors can also be reduced, the operating cost is further lowered, and the product consistency is improved. According to the method, the needed space is small, cost is low, and mass production is facilitated.

The invention provides a wheelchair and a wheelchair combined bed, and relates to the technical field of medical treatment equipment. The wheelchair comprises a walking driving device and a bearing body arranged above the walking driving device, the bearing body comprises a leaning assembly, a sitting cushion assembly and a supporting leg assembly, and the leaning assembly, the sitting cushion assembly and the supporting leg assembly are sequentially connected, wherein a backrest driving device is arranged between the leaning assembly and the sitting cushion assembly and used for driving the leaning assembly to rotate relative to the sitting cushion assembly; a supporting leg driving device is arranged between the supporting leg assembly and the sitting cushion assembly and used for driving the supporting leg assembly to rotate relative to the sitting cushion assembly. With the wheelchair, it is not needed to transfer a patient or old man with disabled action between a bed and the wheelchair, family members can conveniently take care of the patient or the old man, and troubles are avoided.

A U-shaped tubular condenser of a vertical type spiral baffle plate comprises a shell body component, a tube bundle component, an upper head component and the like. A downstream edge of a fan-shaped baffle plate of a spiral baffle plate set of the tube bundle component is bent upwards to form a liquid blocking weir which is arranged among rows of tubes. An upstream liquid dredging opening and a downstream liquid dredging opening are formed in an arc-shaped edge of the fan-shaped baffle plate. An inclination angle of the fan-shaped baffle plate is reduced in sections from top to bottom. The spiral baffle plate set can be a two-head spiral or a three-head spiral. The fan-shaped baffle plate not only supports the tube bundle, but also is in favor of drying the surface of the tube bundle by scraping, guides condensing liquid to the inner wall of the shell body, discharges the condensing liquid to the bottom portion along the wall surface, enables a tube which is arranged under the baffle plate to directly contact steam through the dry surface and improves condensation heat transfer coefficient. The U-shaped tubular condenser of the vertical type spiral baffle plate enables the heat transfer coefficient of the vertical type shell-and-tube condenser which has the advantages of being small in occupied area, enabling the tube bundle to be conveniently taken out and being convenient to repair to be improved.

The invention discloses a cyclone air outlet device, which is characterized by the following: placing multiple blades in the opening region of air outlet host to do free inclining movement around radiation shape axis; adjusting the inclined angle of each blade through the driving device movement; changing flow direction through blade; controlling the interflow of each blade as cyclone state; strengthening the vertical downward speed component of flow through increasing the inclined angle of blade; strengthening transverse speed component through decreasing the inclined angle of blade; selecting the discharging state ranged from vertical direction to transverse direction corresponding to each air adjustment condition.

The present invention relates to polymerizable compounds, to processes and intermediates for preparing them, and to their use for optical, electro-optical and electronic purposes, more particularly in liquid-crystal (LC) media and LC displays, especially in LC displays of the PS or PSA ("polymer sustained" or "polymer sustained alignment") type.

The invention provides a vehicle suspension control system and an automobile. The vehicle suspension control system comprises: a controller, an inflation section, a height sensor, a pressure sensor,a road condition sensor and a vehicle condition sensor, the height data of the air suspension of the vehicle is obtained through the height sensor, the pressure sensor obtains the air suspension pressure data of the vehicle, the road condition sensor acquires road condition data in a driving direction of the vehicle, the vehicle condition sensor acquires driving data of the vehicle, the controlleris then used to determine the air suspension adjustment data, according to the height data of the air suspension, the air suspension pressure data, the road condition data and the driving data and sends the air suspension adjustment data to the inflation section, so that the inflation section inflates or deflates the air suspension according to the air suspension adjustment data, thereby maintaining a stable posture of the vehicle body by changing the travel of the air suspension when the vehicle turns, thereby reducing the inclination angle of the vehicle occupant when passing through the bend, and enabling the vehicle occupant to ride comfortably. The present invention is characterized in that the air suspension can be inflated or deflated according to the air suspension adjustment data.

The invention belongs to the field of heating apparatuses, particularly provides an energy-saving high-efficiency heating and ventilation type heating apparatus and aims to solve the problems that theexisting equipment cannot implement disinfection and dust removal treatment on air, cannot realize humidification and purification of the air while heating, is simplex in function, cannot realize reasonable utilization of solar resources, is poor in energy conservation effect, shakes easily, is inconvenient to use, is unreasonable in design and the like; the energy-saving high-efficiency heatingand ventilation type heating apparatus comprises a box body; the upper surface of the box body is fixedly connected with a dust removing device and a solar device; the dust removing device is arrangedat one side of the solar device; the inner sidewall of the box body is fixedly connected with a horizontal plate; and the horizontal plate is used for dividing the box body into a disinfection chamber, a heating chamber, a humidification chamber and a working chamber. The energy-saving high-efficiency heating and ventilation type heating apparatus provided by the invention can implement disinfection and dust removal treatment on the air, can realize humidification and purification of the air while heating, is complete in function, can realize reasonable utilization of solar resources, saves energy, is environmentally friendly, realizes high efficiency, and is not prone to shaking, convenient to use and reasonable in design.

The invention discloses a preparation method of a shallow groove, which comprises the following steps: growing a cushion oxide layer on an underlay; successively depositing a hard mask layer; etching coating cloth, exposing and developing; etching the hard mask layer and removing a photoresist; carrying out anisotropic wet etching; carrying out dry etching and forming the groove on the underlay; eroding the cushion oxide layer of a corner at the top end of the groove; growing the cushion oxide layer in the groove of the underlay in a thermal oxidation manner; filling an HDP oxide layer; and carrying out chemical-mechanical grinding and removing the hard mask layer. Because the anisotropic wet etching process is added before the dry etching step, the tilting angle of the corner at the top end of STI is lessened; furthermore, the top part of the STI is polished during the process of the cushion oxide layer of the corner at the top end of the corrosive groove; and finally the novel smooth appearance of the corner at the top end of the STI is obtained, thereby the thinning effect and the narrow-channel effect of the grid oxide layer of the device are improved or overcome, and the leakage current of the device is reduced.

The invention discloses a mooring system model designing method based on multiple components. The mooring system comprises an anchor, an anchor chain, a steel drum, a heavy ball, steel tubes and a buoy, the anchor is located at the seabed, the anchor is connected to one end of the anchor chain, the other end of the anchor chain is connected to the steel drum, the steel drum is further connected to the heavy ball and the fourth steel tube, the steel tubes are connected in sequence, the first steel tube is connected to the buoy, and the buoy floats on the sea surface. According to the mooring system model designing method based on the multiple components, angles of inclination of the steel tubes and the steel drum, the shape of the anchor chain, the depth of immersion and swimming area of the buoy on different conditions are analyzed, accordingly the type and length of the anchor chain and the mass of the heavy ball are determined, so that the depth of immersion and swimming area of the buoy and the angle of inclination of the steel drum are as small as possible, and meanwhile the work effect of an underwater acoustic communication set is better.

The invention relates to a pavement paver capable of spanning a central median for construction and a construction method thereof. The pavement paver comprises a stander, a crawler wheel and a paving device, wherein the stander comprises two main beam frames and two side beams which are connected at the left and the right ends of the main beam frames; two strips of lifting side moulds are symmetrically distributed at the left and the right sides of the main beam frames; a first lengthening arm and a second lengthening arm are fixedly connected between the side beam and the outer side of the lifting side mould as well as the two main beam frames; a third lengthening arm is also fixedly connected between the rear of the second lengthening arm as well as the side beams and the lifting side moulds; a reinforcing connecting rod is respectively connected between the first lengthening arm and the second lengthening arm as well as between the second lengthening arm and the third lengthening arm; and triangular brackets are fixedly connected among the first lengthening arm, the second lengthening arm and the third lengthening arm upwards. The invention realizes continuous paving of a bridge surface, ensures the uniformity of a pavement, a lap joint board and the bridge surface, guarantees the continuity of construction, and improves the evenness of the pavement.

The invention relates to the technical field of metallurgy equipment, and discloses a slag treatment device. The slag treatment device comprises a material bin, and a combustion furnace arranged below the material bin; and a feed port is formed in the top of the material bin. The slag treatment device further comprises multiple inclined plates arranged in a staggered manner, and a connecting shaft for penetrating through the multiple inclined plates and arranged in a hollowed manner; one ends of the inclined plates are hinged to the inner wall of the material bin, and the other ends and the inner wall of the material bin form leakage ports; the top of the material bin is slidingly connected with a sealing box; a pressure relief valve is arranged on the sealing box; one end of the connecting shaft is connected with the sealing box, and the other end communicates with the combustion furnace; and multiple exhaust holes are formed in the surface of the connecting shaft. The slag treatment device can effectively prevent slag from hardening to prevent blockage of the leakage ports so as to improve the drying effect.

The invention provides an indirect heating type dryer which can realize volume reduction of a dried object with drying processing, the high filling rate of a dried object and the uniformity of a dried objected in a housing. The indirect heating type dryer indirectly heat the dried object in the housing for drying process by circulating a heating medium in a rotation shaft (4) and stirring wings (20), wherein the stirring wings (20) are of a wedge shape. Each stirring wing has a front side (S1) facing the housing, a first wing surface (20a) and a second wing surface (20b), wherein the first wing surface (20a) gradually inclines to the front side (S1) from a front end part (20c) of a front side of the rotation shaft (4) in a rotation direction (M) to a rear end part (20d) of a rear side toward the rotation direction (M).

The invention provides a floating type wind power generation platform. The floating type wind power generation platform comprises a floating type foundation and a fan unit. The floating foundation comprises three buoyancy units, three truss units and a fan base arranged on one or two of the buoyancy units. Each buoyancy unit comprises a stand column and a swash deep cabin fixed to the bottom of the stand column. Ballast tanks are arranged in the stand column and the swash deep tank; the section size of the top of the stand column is larger than that of the bottom of the stand column, and any first position and any second position located above the first position in the height direction of the stand column meet the conditions that the section size of the stand column at the second positionis larger than or equal to that of the first position; the swash deep cabin is used as a vertical damping structure; the section size of the swash deep cabin is larger than that of the stand column. The draught fan unit is installed on the draught fan base, and the height of the swash deep cabin of the buoyancy unit where the draught fan unit is located is larger than that of the swash deep cabinof the buoyancy unit where the draught fan unit is not arranged. The wind power generation device has good movement performance, and the power generation efficiency is improved.

The embodiment of the invention discloses a prime lens. The prime lens comprises first lenses with negative focal power, which are sequentially arranged from an object side to an image side along an optical axis, a second lens with negative focal power, a third lens with positive focal power, a fourth lens with negative focal power, a diaphragm, a fifth lens with negative focal power, a sixth lenswith positive focal power, a seventh lens with positive focal power and an eighth lens with positive focal power or negative focal power. The first lens, the third lens, the fifth lens and the sixthlens are all spherical lenses, and the fifth lens and the sixth lens form a cemented lens. The second lens, the fourth lens, the seventh lens and the eighth lens are aspheric lenses. The prime lens provided by the embodiment of the invention has the characteristic of ultra-large light flux, is particularly suitable for monitoring requirements under complex conditions, can achieve a large apertureof F0.8-1.2, supports an image plane of 1 / 1.8 inch, and can achieve a field angle range of 90-130 degrees.

The invention discloses a deviation rectification device for a steel pylon, and particularly relates to a jacking device for deviation rectification of the steel pylon in a mining area of a coal mine. The jacking device for deviation rectification of the steel pylon in the mining area of the coal mine comprises an independent long-column concrete foundation (1), foundation bolts (3) and a pylon leg plate (4) capable of being jacked, wherein the pylon leg plate capable of being jacked (4) comprises a base plate (6) and a steel pylon principle material connecting plate (8) welded to the base plate (6), the steel pylon principle material connecting plate (8) is welded to a steel pylon principle material (5) along the edge, the base plate (6) of the pylon leg plate capable of being jacked (4) is connected with the independent long-column concrete foundation (1) through the foundation bolts (3), loading holes (7) used for installation of jacks (2) are formed in the independent long-column concrete foundation (1), and the length of exposed screw threads of each foundation bolt (3) is no smaller than 150mm. According to the structural system, the jacking device for deviation rectification of the steel pylon in the mining area of the coal mine is simple in structure, when the steel pylon inclines, the foundation bolts (3) are loosened, the jacks can be used for directly jacking the pylon leg plate capable of being jacked, and deviation rectification can be carried out.

The invention discloses a method for recovering large mining height fully-mechanized face end part ground coal. The method comprises the following steps of: setting up 2 to 3 groups of supports on one side close to a working face in a return air drift of a large mining height fully-mechanized face; according to the daily advancement degree, performing manual advancing bottoming on the ground coal along the advancing direction of the working face in a transport drift of the large mining height fully-mechanized face, wherein the bottoming length is 4 to 6 meters, the bottoming height is 1 to 1.5 meters, and the bottoming gradient gamma is less than 10 degree; performing ascending coal cutting from the transport drift to the return air drift or performing descending coal cutting from the return air drift to the transport shift by adopting a coal mining machine; and after finishing the coal cutting of the return air drift by the coal mining machine, manually recycling a step remained close to an external upper in the return air drift to ensure that the ground coal on the upper end part and the lower end part of the large mining height fully-mechanized face is recovered continuously during the mining on the working face. The method has a simple process, convenient construction and easy operation, improves the coal mining rate of the large mining height face by about 4 percent, reduces influences caused by the ground coal to fully-mechanized production, and has extensive practicability.

The invention relates to a coal mine downhole self-propelled hydraulic jet tree-shaped drill hole guide device. The device comprises a drill rod, a guider, a drill bit and a dial. The drill rod is in threaded connection with the front end of the guider. The drill bit is in threaded connection with the tail end of the guider. A self-propelled drill bit connected with a high-pressure hose penetrates through the middle of the drill rod and then passes through the guider, the purpose of vertical guide to horizontal guide of the self-propelled drill bit is achieved, and finally self-propelled horizontal drilling is conducted on a coal seam. Horizontal steering of the guider is achieved by guider rotation driven by rotation of the drill rod, and the rotation angle is controlled by the dial. The dial is fixed to a chuck at the front end of the drill rod and the front end of a drilling rig. The device has the main effects that vertical guide to horizontal guide of the self-propelled drill bit along a guider track within a certain curvature radius is achieved, and then horizontal drilling of the self-propelled drill bit in the coal seam is achieved. The device is simple in structure, convenient to operate and mainly suitable for drilling tree-shaped drill holes in the gas extraction process of the low-air-permeability coal seam.

Intended is to provide a vehicle giving a comfortable ride and utilizing the attitude control of an inverted pendulum. The balance (or the inverted state) of a vehicle body is kept by moving a riding area containing a rider, translationally in the longitudinal directions of the vehicle. The riding area containing the rider is moved translationally in the accelerating direction so that a balance between an anti-torque of drive wheels to act on the vehicle body and an inertial force accompanying the acceleration may be kept by the acceleration / deceleration according to a target running state (e.g., acceleration, deceleration or stop) based on the rider's operations. As a result, the angle of inclination of the vehicle body with respect to the acceleration / deceleration can be reduced to provide a comfortable and safe inverted type vehicle.

The invention relates to a fixing and connecting method for corrosion-resistance water floating matter interception system anchor piles. The method comprises the following steps: fixed anchor piles are fixed in an underwater fixed point; connecting columns are downwards connected to the fixed anchor piles and upwards connected to lower outlines and upper outlines; the upper outlines are connectedat the tops of buoys; the buoys are fixed between the upper outlines and the lower outlines to achieve a floating effect of interception net bodies to easily take away from the water surface to adjustan interception position; the interception net bodies are bolted to the lower outlines after coating the upper outlines and the buoys; the lower outlines are connected to the bottoms of the buoys, are hooked with the interception net bodies, and are connected with net body bottom outlines and anchor outlines; and the bottom outlines are used for unfolding the interception net bodies and always keeping in a relative perpendicular state in water. The method is high in fixed-point interception stability; the interception net bodies can be tidily distributed on an appointed line; the bolted positions and modes of the anchor outlines are reasonable to achieve good interception effect; and through satellite navigation, the distance positioning is more precise, and the wrong report rate can be greatly reduced.

The invention provides a segmented inclined-pole rotor and a motor. According to the key technology of the segmented inclined-pole rotor, the motor is divided into two segments of rotor segments which are the same in length in the axial direction of the rotor; the included angle between the first rotor segment and the second rotor segment in the circumferential direction is a mechanical angle of alpha1=beta*180 / LCM(Z1, 2p); beta is the segmented tilt ratio; beta is greater than or equal to 0.4 and smaller than or equal to 0.53; the segmented inclined-pole rotor is of a surface-mounted permanent magnet rotor structure, a tile structure is adopted by a permanent magnet of the segmented inclined-pole rotor, the section surface of the segmented inclined-pole rotor is in a tile form and the segmented inclined-pole rotor comprises four edges in all, namely two straight edges L1 and L2 and two arc edges; the radiuses of two arcs are R1 and R2 respectively and R2 is greater than R1; the permanent magnet is thick in the middle part and thin in two edges and the maximal thickness is h; the number of slots per pole and per phase of the motor is 1; and the pole arc angles of the segments are the same and are greater than or equal to an electrical angle of pi-pip / LCM(Z1, 2p). According to the segmented inclined-pole rotor, the tilt angle is smaller than a traditional recommended value and the tilt angle and optimization of cogging torque are simultaneously considered.

The invention provides a system having the functions of urban surface runoff regulation and indoor temperature control. The system comprises a vegetation layer, a matrix layer, an isolation filter layer, a water draining layer, a moisture preserving carpet, a root blocking layer, a waterproof layer, a structural layer, a hydraulic drive device, a connecting rod mechanism, foldable elastic waterproof cloth, a photovoltaic solar power generating system and a rainwater collecting device. By the adoption of the technical scheme and the grooving design of the water draining layer, rainwater form pipeline type circulation in the water draining layer under the gravitational effect. By adjusting a roof angle, on the one hand, the rainwater absorbing and storage capability of the vegetation layer and the matrix layer is improved, the water circulating rate of the water draining layer is reduced, and the surface runoff is decreased; on the other hand, the surface air flowing strength of a roof and the vegetation layer are changed, further heat dissipation speed is further changed, and indoor temperature is regulated. The system gives consideration to the indoor temperature while regulating the surface runoff, improves an ecological value of the roof per unit area and achieves win-win social, economic and environmental benefits.

The invention discloses an eight-wheel obstacle-crossing transporting robot which comprises a front wheel set, a front wheel suspension set, a transporting body, a rear wheel suspension set and a rear wheel set, wherein the upper end of the front wheel suspension set is connected with the front end of the transporting body; the lower end of the front wheel suspension set is connected with the front wheel set; the upper end of the rear wheel suspension set is connected with the rear end of the transporting body; the lower end of the rear wheel suspension set is connected with the rear wheel set; the direction from the rear end of the transporting body to the front end of the transporting body is identical with the advancing direction of the eight-wheel obstacle-crossing transporting robot. According to the invention, through the adoption of the wheel-type moving manner, the flexible motion of a trolley is guaranteed; the obstacle-crossing performance is high, the transporting is stable, and the transporting efficiency is high.

The invention provides a passivation layer deposition method of a high-voltage LED chip. The method comprises the following steps: a passivation layer deposition step, i.e., depositing an SiO2 passivation layer on the whole surface of an LED chip obtained after an isolation groove etching process is completed; a passivation layer removing step, i.e., removing the SiO2 passivation layer of other areas apart from a preset non-corrosion area, wherein the non-corrosion area comprises the side wall of an isolation groove and an area, adjacent to the side wall, of the bottom surface of the isolation groove; and alternatively performing the passivation layer deposition step and the passivation layer removing step for multiple times, and enabling the width of the non-corrosion area on a profile to be successively increased as the alternating frequency increases. According to the passivation layer deposition method of the high-voltage LED chip, provided by the invention, the inclination angle of the side wall of the chip can be reduced, bridge disconnection can be prevented during vapor plating of an electrode connection bridge, and accordingly, the yield rate of the high-voltage LED chip can be improved.

The invention relates to a two-phase closed thermosyphon with water-based carbon nano-tube suspension, comprising vaporizing segment, thermal insulation segment and condensing segment. Axial micro grooves arranged evenly are set on the inner wall of condensing segment to increase the area of heat transferring face. Carbon nano-tube suspension, as working fluid is filled in the vaporizing segment. Fluid-loaded rate is 40-60% of vaporizing segment cubage. The carbon nano-tube suspension is mixed solution of de-ionized water and carbon nano-tube. Mass concentration of carbon nano-tube in suspension is 1-2.5%. In using, required heat dispersing elements are attached on the lower end of heat pipe. Depending on evaporation of working fluid in the vaporizing segment of thermosyphon heat is transferred so that heat quantity of required heat dispersing elements is transferred to cooling water in the condensing segment. The invention uses water-based carbon nano-tube suspension as working fluid. Not only heat exchanging performance is improved but also total heat resistance of heat pipe is decreased. Oblique angle of heat pipe is decreased greatly and when the oblique angle of heat achieves horizontal 15 degrees heat exchanging performance is still good.