40 results about "Single Linkage" patented technology

A multi-motion lifting and transferring apparatus and method are disclosed. The multi-motion lifting and transferring apparatus and method may be realized in primarily two versions, the first being referred to as the single linkage arm version, and the second being referred to as the dual linkage arm version. In one particular exemplary embodiment, a multi-motion lifting and transferring apparatus in accordance with the single linkage arm version may be realized as having a first pivot point for rotating an intermediary support member about a first substantially vertical axis, a second pivot point for rotating an electrically or hydraulically powered up / down extension arm about a second substantially vertical axis, and a seat support member for supporting a seat for accommodating at least one person.

Provided is a method of classifying colors of a color based image code. The colors of each cell forming the color based image code are classified by sampling a predetermined number of pixels from each cell and then applying a max channel based clustering method, a white balance based color clustering method, a single-linkage algorithm based color classification method, a K-means algorithm based color classification method, or the like. Accordingly, the colors of an image code can be accurately recognized despite of a color distortion due to characteristics of a camera, a printing medium, etc.

Provided is a method of classifying colors of a color based image code. The colors of each cell forming the color based image code are classified by sampling a predetermined number of pixels from each cell and then applying a max channel based clustering method, a white balance based color clustering method, a single-linkage algorithm based color classification method, a K-means algorithm based color classification method, or the like. Accordingly, the colors of an image code can be accurately recognized despite of a color distortion due to characteristics of a camera, a printing medium, etc.

The present invention relates to a double-girder and multi-lifting point crane, which comprises a main beam, a lift mechanism, a translation mechanism and an electric control system. The invention is characterized in that the main beam refers to unevenly arranged double girders, while each girder is provided with a variable cross-section which is a high and narrow composite beam composed of threebox-shaped beams; the lift mechanism is composed of a plurality sets of winch systems; each set of winch system respectively connects and controls a plurality of lifting points and all the lifting points are synchronously driven by the electric control system; the cinch system is provided with a rope arrangement mechanism which adopts a single-linkage and multi-layer winding rope system; the translation mechanism is a girder self-propelled bidirectional translation mechanism arranged on both ends of the lower girder; the electric control system is an electric control system of a multi-liftingpoint crane statically indeterminate system. The crane of the invention has the advantages of super-large lifting weight, super-large lifting height and super-large span, and is applied to the lifting and docking of super-large loading capacity of offshore drilling platform large-scale subsection, which will promote the alteration of drilling platform manufacturing mode, create enormous social benefits and have a far-reaching influence over the manufacturing of the offshore industry projects in China as well as the world.

The invention provides a construction method of a parting High Map on the basis of high throughput. The construction method comprises the steps as follows: 1), genetic segregation population markers subjected to development and parting with a high-throughput sequencing method; 2), every two markers are subjected to genetic linkage test, and linkage groups are divided; 3), linear ordering is performed and the genetic distance is calculated with an SGS algorithm, and parting errors and parting loss in sample parting data are subjected to error correction and loss compensation with a KNN algorithm; and 4), the constructed map is subjected to accuracy evaluation, and the map quality is directly displayed with a visual method. According to the construction method of the parting High Map, the parting errors and the parting loss caused by high-throughput sequencing parting are effectively eliminated through parting error correction, and the accuracy of the constructed map is improved remarkably; the SGS sequencing algorithm is used, so that the sequencing speed is high, a High Map with more than one thousand markers in a single linkage group can be constructed, and the map drawing efficiency is improved remarkably; and the requirement for original parting data is reduced, and the parting error tolerance is improved greatly.

The present invention provides an elevator group management control device and an elevator group management control method. During the maintenance operation of a specified elevator, the utilization status of the elevator is given priority to manage the elevator group controlled by the group management. The elevator group management control device includes: a single elevator control system, which controls the up and down of multiple single elevators in a single building, and the opening and closing of elevator doors; The system is linked to perform operation management of multiple single elevators, the operation management control part sends a maintenance operation switching instruction to any single elevator of the multiple elevators, and for the single elevator that becomes the object of the maintenance operation switching instruction, It is judged whether or not the restriction matter restricting the maintenance operation switching has been released, and when the restriction matter has been removed, a maintenance operation command is given to the arbitrary single elevator.

The invention discloses an intelligent control method for the predetermined precision positioning of a flexible manipulator, which is characterized by comprising the following steps: 1) setting the parameters of the controller and the precision range of the tracking error [‑δ 1 ,δ 1 ]; 2) Obtain the angle q of the single-link flexible manipulator link according to the sensor 1 and the angle q of the motor shaft 2 , calculate the angular velocity of the single-link flexible manipulator link and the angular velocity of the motor shaft and the state variable x 1 ,x 2 ,x 3 ,x 4 ; 3) Combine the state variable x 1 ,x 2 ,x 3 ,x 4 and the desired trajectory y m (t) and its derivatives, calculate the input vector ξ(t) of the fuzzy logic system; 4) Apply the input vector ξ(t) to the fuzzy logic system, and sequentially calculate the fuzzy membership function of the fuzzy logic system, the fuzzy basis function fuzzy Basis function vector and extension function vector ψ(ξ(t)); 5) Combined with state variable x 1 ,x 2 ,x 3 ,x 4 , the desired trajectory y m (t) and its derivatives and expansion function vector ψ(ξ(t)), iteratively calculate state error z, intermediate variable ω, adaptive parameter θ and virtual controller α; 6) Combined with virtual controller α, calculate the single The input signal u(t) of the link flexible manipulator; 7) The controller drives the single-link flexible manipulator to move according to the input signal u(t), completes the trajectory tracking, and can perform strict convergence proof and stability analysis. Has good robustness and reliability.

A method for manufacturing a green plant protection facility based on a light steel structure comprises the steps that (1) workshop manufacturing is conducted, wherein mechanism components of a wind screen and an awning are designed and welded, and the four large components of vertical faces, an upper cover, ceiling nails and ground nails are included; (2) skins are bonded, wherein the skins are bonded to a frame structure through epoxy resin to be manufactured into partition sheets, and field manual curved needle sewing is not needed; (3) on the field of the protection facility, the sheets are spliced into sections through a tenon sleeving and plugging method on the construction field, the vertical faces on the two sides are fixed through the corresponding single-linkage ground nails and the corresponding single-linkage ceiling nails, and then the adjacent vertical faces are tightly buckled through the corresponding double-linkage ground nails and the corresponding double-linkage ceiling nails, the upper cover is fastened through drilling and bonding nails, the lower edges of the vertical faces are fixed through the corresponding ground nails, the upper edges of the vertical faces are fixed through the corresponding ceiling nails, a stable triangular structure is formed, and the whole protection facility is fixed. The awning of the steel structure is stable, convenient to use and attractive, consumed disposable wood rods and bamboo rods are replaced, cost is lowered, manpower is saved, energy consumption is reduced, all the support outer edge steel pipes are wrapped in the skins, and the service life is prolonged.

The invention belongs to the technical field of aviation lifesaving and relates to an online software upgrading circuit of an onboard ejection lifesaving product. The online software upgrading circuit is characterized by comprising a duplex single pole triple throw switch, two single-linkage single pole triple throw switches and two RS422 communication chips. The invention provides the online software upgrading circuit of the onboard ejection lifesaving product, so that an original tedious upgrading method of some type of new onboard product that a casing needs to be needs to be disassembled / assembled is greatly simplified; on the premise of ensuring the safety and the reliability of online software upgrading of the product, the efficiency of software upgrading of the onboard ejection lifesaving product is improved.

The invention discloses a multi-hole, multi-plane and same-direction finish machining fixture for large castings. The fixture comprises multiple L-shaped brackets connected in parallel, wherein the horizontal parts of all the L-shaped brackets are connected, and are provided with upward horizontal support projections; the vertical parts of all the L-shaped brackets are backwards projected to form vertical reinforcing ribs; multiple lower and upper support bases are respectively arranged on the horizontal projections of the L-shaped brackets and the vertical reinforcing ribs near the top positions; each lower support base is connected with parts to be machined through a net-shaped bracket; each upper support base is connected with the parts to be machined through a clamping device; at least one clamping device is connected with a single linkage clamping mechanism; and each single linkage clamping mechanism comprises chains for tensioning and transmission. The fixture is accurate in positioning, improves the workpiece machined surface smoothness, the machining size precision and the automation degree, and shortens the machining period.

The invention discloses a ground-potential fast-mounting windage-yaw-preventing mounting tool for a composite insulator wire. The mounting tool comprises a single-line clamp, a ball socket mounting device and a G-type mounting device, wherein the single-line clamp comprises an upper clamping sheet and a lower clamping sheet; one sides of the upper clamping sheet and the lower clamping sheet are hinged together; a groove with an arc-shaped section is formed in each of the opposite surfaces of the upper clamping sheet and the lower clamping sheet; the extension direction of the strip-shaped arc-shaped groove is parallel to a hinged shaft which is hinged with the upper clamping sheet and the lower clamping sheet; a suspension plate which is used for suspending the insulator or a single-linkage socket is arranged on the upper clamping sheet; a suspension apparatus which is used for suspending the insulator or the single-linkage socket is arranged on the suspension plate; two opening grooves are formed in the side face, opposite to the hinged side, of the upper clamping sheet; and a locking bolt is arranged on the side face, opposite to the hinged side, of the lower clamping sheet. When the mounting tool is in use, only three pairs of insulating operating rods are needed to be matched with the mounting devices, a pin remover, a bolt fastening wrench and other small tools to finish the mounting; and the ground-potential fast-mounting windage-yaw-preventing mounting tool has the advantages of small size, light weight, and simple and convenient operation.