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109 results about "Divided structure" patented technology

Pressurization balancing device for shield machine initialization

InactiveCN101298836AClever scienceSimple structureTunnelsFailure rateSlurry
A pressuring balancing device for starting shield machine used in the technical field of tunnel driving comprises steel, end cover, reaction frame, supporting device, sealing mechanism and shield machine; the pressuring balancing device for starting shield machine is fixed at the starting end; its divided structure is able to place the shield machine in; the steel structure is fixed with the supporting device to lead the shield machine to drive along the appointed track; when the shield machine enters into the soil by the reaction frame, the excavation face is balanced by exerting pressure on front part of the cutter head; the sealing mechanism firmly seals the earth pressure and water pressure at the front part of the shield machine; the shield machine continuously moves forward; when the segments are assembled in the pressuring balancing device, the synchronized grouting is started; the slurry is enveloped by the end cover so the shield machine is able to use its soil pressure and the slurry balancing function to start the normally drive. The device does not need to strengthen the soil around the starting end and drives through establishing soil pressure balancing or slurry balancing by the device, which reduces the construction cost and the failure rate and does not limit the geological conditions and protect the environment.
Owner:SHENYANG HEAVY MACHINERY GROUP

Pressure machine closed height adjusting device and control system thereof

The invention relates to a pressure machine closed height adjusting device and a control system thereof. A hydraulic cylinder and a slider have a connected structure, or a divided structure; a piston rod of the hydraulic cylinder is hinged with one end of a connecting rod, and the other end of the connecting rod is connected with a crank shaft in a suitable mode; a control oil way of an upper cylinder hydraulic control one-way valve is communicated with an oil inlet of a lower cylinder hydraulic control one-way valve; the control oil way of the lower cylinder hydraulic control one-way valve is communicated with the oil inlet of the upper cylinder hydraulic control one-way valve; the oil inlets of the lower cylinder hydraulic control one-way valve and the upper cylinder hydraulic control one-way valve are respectively connected with two oil outlets of a two-position three-way solenoid valve, and an oil return opening of the two-position three-way solenoid valve is directly connected with an oil tank; a three-way connector is respectively connected with the oil inlet of the two-position three-way solenoid valve, the oil outlet of an oil pump and a main line overflow valve; and the oil outlet of the main line overflow valve is directly communicated with the oil tank, and the oil inlet of the oil pump is connected with an oil filter, and then communicated with the oil tank.
Owner:董现学

Image segmentation method, computer equipment and storage medium

The invention relates to an image segmentation method, computer equipment and a storage medium. According to the method, an input to-be-segmented image with a plurality of to-be-segmented structures is segmented through a segmentation network, wherein the segmentation network comprises multi-layer convolution operations, and the convolution operation of at least one layer comprises the network structures of a first convolution, a second convolution and a third convolution; and as the number of output channels of the first convolution, the number of input and output channels of the second convolution and the number of input channels of the third convolution are compressed according to a preset proportion, compared with the traditional convolution operation, the number of input channels andthe number of output channels are kept unchanged in the convolutional operation including three convolutions, and the number of the model parameters of the convolution operation is greatly reduced, sothat the number of the model parameters of the segmentation network comprising at least one layer of the convolution operation is reduced, and the consumption of a memory and a video memory when thesegmentation network is used for image segmentation processing is reduced.
Owner:SHANGHAI UNITED IMAGING INTELLIGENT MEDICAL TECH CO LTD

Aluminum alloy and rubber composite joint assembly

The invention relates to an aluminum alloy and rubber composite joint assembly which is obtained through nesting a first half joint assembly and a second half joint assembly. The first half joint assembly and the second half joint assembly are respectively composed of an inner sleeve which is made of an aluminum alloy material, an outer end cover which is made of the aluminum alloy material, and a natural rubber elastomer which is formed through injection in a chamber that is formed between the inner sleeve and the outer end cover 3 by a rubber injection machine, wherein the first half joint assembly is symmetrical with the second half joint assembly relative to the central point of the lower end surface of the inner sleeve. A further preferable solution is characterized in that a frame is embedded in the natural rubber elastomer. Compared with the prior art, the aluminum alloy and rubber composite joint assembly is advantageous in that 1, small weight, energy saving and emission reduction are realized; 2, the aluminum alloy and rubber composite joint assembly has a central symmetrical and divided structure, and furthermore simple operation in machining and easy assembling are realized; and 3, the natural rubber has an excellent vibration damping performance, and an excellent vibration damping curve is generated through the novel divided structure.
Owner:烟台辰宇汽车部件有限公司

A method, a system and a computer program for segmenting a structure in a dataset

The method 1 according to the invention may be schematically divided into three major phases. Phase 2 comprises preparatory steps, namely the step 3 of acquiring a suitable dataset, which is then subjected to a suitable binary segmentation at step 4 results of which are being accessed at step 5. The results comprise temporally sequenced binary coded images, whereby image portions corresponding to blood are labeled as unity, the rest is set to zero. The subsequent phase 12 of the method according to the invention is directed to performing the image processing for segmenting a structure. At step 8 a computation is performed whereby a preceding binary coded image 8a corresponding to a phase from the temporal sequence is subtracted from a subsequent binary coded image 8b corresponding to a phase yielding a multi-dimensional temporal feature map 8c. At step 9 spatial positions corresponding to a certain voxel value are derived and are used to segment the structure. A pre-defined deformable shape model is accessed at step 11, which is then deformed at step 14 in accordance with spatial coordinates, derived at step 9. Preferably, the segmentation result is stored at step 16. Finally, during a further phase 22 of the method according to the invention, the segmentation results are displayed at step 18 using suitable display means. Preferably, the segmented surface is overlaid on the original data using a two- , three- or four-dimensional visualization technique. Still preferable, to ease comprehension of the result, the segmented surface is presented as a color-code in a suitable transparency mode. The invention further relates to an apparatus and a computer program for segmenting a structure in a dataset.
Owner:KONINKLIJKE PHILIPS ELECTRONICS NV

Intake manifold for multi-cylinder internal combustion engine

An intake manifold (M) for a multi-cylinder internal combustion engine has a collection section (10) for forming an intake collection chamber (11) and also has a branch section (20) for forming an intake branch path (22). The collection section (10) is formed by joining first and second spaces (11a, 11b), which form the intake collection chamber (11), to first and second cases (A, B).Corners (31a,31b) are formed integrally with the first and second cases (A, B). In the second case (B) is placed a flow straightening section (40) extending across the inside of the first and second cases (A, B)and covering the inner surfaces (31a1, 31b1) of the corners (31a, 31b). The flow straightening section (40) has a guidance surface (44) for more smoothly guiding intake air than the inner surfaces (31a1, 31b1). The flow straightening section (40) and the corners (31a, 31b) together form a rear space (47) communicated with the intake collection chamber (11). The construction smoothens the flow of intake air in the intake collection chamber to improve volumetric efficiency irrespective of the shape of the corners of the intake manifold having a split structure, and in addition, the constructionsuppresses a pressure variation in the intake collection chamber by utilizing the rear space formed by the flow straightening section.
Owner:HONDA MOTOR CO LTD +1
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