8results about How to "Small working area" patented technology

The present application provides a micro-electro-mechanical infrared light sensing device and a manufacturing method thereof. The micro-electro-mechanical infrared light sensing device includes a substrate and an infrared light sensing element disposed above the substrate. The infrared light sensing element has a sensing region and a light absorption region which do not overlap each other. The infrared light sensing element includes two infrared light absorption structures, an infrared light sensing layer, and a finger electrode structure. Each of the two infrared light absorption structures includes at least one infrared light absorption layer, and the two infrared light absorption structures are distributed in the sensing region and the light absorption region. The infrared light sensing layer is between the two infrared light absorption structures, and the infrared light sensing layer is located in the sensing region and does not extend to the light absorption region. The finger electrode structure is located in the sensing region, and the finger electrode structure is in electrical contact with the infrared light sensing layer.

The present invention discloses a black and odorous water body dredging system and method. The method comprises the following steps: setting an enclosure dredging unit in a river section to be dredged; determining the thickness of the surface sediment that is prone to black and odor through investigation, sampling and analysis, hydraulically flushing the surface sediment in the enclosure dredging unit, so that the surface black and odorous sediment is fully floated to form a mud-water mixture, and quickly extracting the mud-water mixture from the enclosure dredging unit, separating the non-polluted coarse sand particles in the mud-water mixture by physical precipitation, and then discharging the remaining mud-water mixture containing the black and odorous sediment into a sewage treatment facility. The system comprises an enclosure dredging unit, a flushing system, a sand-water separation system and a gravity drain pipe arranged in the water body to be dredged. The black and odorous water body dredging system and method provided by the present invention have strong dredging pertinence, convenient operation, small working space, flexible movement, low dredging cost, and can be well applied to the dredging project of the surface sediment that is prone to black and odorous sediment in small and medium-sized rivers.

The utility model relates to a cantilever type dust removal cover, and belongs to the technical field of dust removal equipment. Comprising a traveling track, a traveling trolley travels on the traveling track, an operation platform is arranged on the traveling trolley through a rotation assembly, a cantilever assembly and a dust removal assembly are arranged on the operation platform, a dust removal cover and a lifting assembly are arranged at the tail end of the cantilever assembly, and the lifting assembly and the dust removal assembly are both connected with the dust removal cover. The dust removal cover is controlled to move through the cantilever assembly, the dust removal cover is controlled to ascend and descend through the dust removal assembly, and the dust removal work of the dust removal cover is controlled through the dust removal assembly; the problem that at present, a large number of dust removal devices need to be arranged for many dust generation positions is solved.

A semiconductor structure forming method comprises the steps that a substrate and a base layer structure located on the surface of the substrate are formed, and a plurality of grooves are formed in the base layer structure; a first material layer is formed on the surface of the side wall of each groove, the material of the first material layer is a two-dimensional material, the two-dimensional material is provided with a plurality of monatomic layers arranged along a first direction, the first direction is perpendicular to the surface of the side wall of the groove, the arrangement plane of each monatomic layer is parallel to the surface of the side wall of the groove, and the arrangement plane of each monatomic layer is parallel to the surface of the side wall of the groove. Each first material layer exposes the bottom surface of the groove; and removing the base layer structure between the first material layers. According to the forming method of the semiconductor structure, the forming process difficulty of the two-dimensional material structure is reduced, and the device performance and the integration degree are improved.

The utility model relates to a folding plate type automatic folding device suitable for ultraviolet light curing repair material, is equipped with the conveying platform, is equipped with the compression roller mechanism and the folding mechanism on the conveying platform, and the compression roller mechanism is located at the feeding side of conveying platform, is equipped with the transverse pair of rollers, each is equipped with an annular protrusion for pressing the indentation on the two sides of upper roller, each is equipped with a corresponding annular groove on the two sides of lower roller, and the folding mechanism is located in front of the compression roller mechanism, is equipped with left and right two folding plates, and the folding plate is rotatably connected with the conveying platform through the folding plate pivot, and the folding plate drive arrangement drives the corresponding folding plate pivot. The utility model can realize the automatic folding of the inner lining pipe or other objects to be folded, which helps to reduce the labor intensity and improve the operation efficiency.

The invention discloses a double-structure multifunctional self-adaptive anode scrap pressing and stripping device which comprises a rack, a channel for a guide rod and an anode scrap to pass through is formed in the upper portion of the rack, a shearing type pressing and stripping mechanism and a supporting and pressing type pressing and stripping mechanism are arranged on the two sides of the channel correspondingly and oppositely, and a guide rod clamping mechanism is arranged on any side of the channel and installed on the top of the rack; the supporting and pressing type pressing and stripping mechanism and the shearing type pressing and stripping mechanism are oppositely arranged on the same equipment, so that high-position anode scraps and normal anode scraps are treated at the same time, the station area of a production line is effectively reduced, and the operation efficiency of the equipment is improved.

This application provides a device and method for lifting, lowering, and bundling cables in uranium leaching well site mining technology. The method includes: a double-spindle mechanism for the lifting pipe and cable, enabling rapid lifting and lowering of the pipe and cable, preventing cable tangling and knotting, eliminating the need to coil the cable on the ground, avoiding cable contamination with soil, and preventing repeated cable lifting and lowering from contaminating the leaching fluid in the well; when lowering is required, the lifting pipe is led out from the first winch mechanism, and the cable is led out from the second winch mechanism, with both the lifting pipe and cable passing through the same end of the bundling device. During the lowering of the lifting pipe and cable through the first and second winches, the bundling device binds the continuously released lifting pipe and cable together, improving the automation level of well site operations, saving labor costs, significantly reducing labor intensity, increasing the efficiency of submersible pump lowering, significantly reducing the contact time between operators and cable components, and improving the safety of submersible pump lowering operations.

The utility model discloses a self-balancing upright vehicle-mounted workover rig derrick which comprises a derrick base, a derrick main body, a self-balancing crown block and a base lifting mechanism, the derrick base is fixedly supported on a frame, and the base lifting mechanism supports the derrick base and the derrick main body above. The derrick main body adopts a vertical sleeved type derrick upper body and derrick lower body combined structure, the rotating shaft is arranged between the self-balancing crown block and the derrick upper body in a penetrating manner, and the self-balancing crown block is driven by the rotating oil cylinder to rotate around the rotating shaft, so that the self-balancing crown block is expanded into a working state or contracted into a storage state along with the derrick main body, and a traditional derrick and crown block fixed mounting mode is changed; the self-balancing crown block is stressed in a balanced mode by winding a working steel wire rope around pulleys on the two sides and a frame guide wheel, the derrick can be kept stable without arranging a guy rope, all structures can be transported along with a truck, the whole moving convenience is improved, the well site operation area is reduced, the derrick transportation overrun situation is avoided, and it is guaranteed that the traveling block is stable in operation state; and the operation of tubular column wellhead automatic equipment can be met.