42results about How to "Has the ability to resist deformation" patented technology

The invention discloses a waterproof type single-layer lining structure applicable to a fourth level surrounding rock double-line track. The waterproof type single-layer lining structure applicable tothe fourth level surrounding rock double-line track comprises fourth-level surrounding rocks subjected to smooth blasting treatment and further comprises omega-shaped spring drainage half pipes and anchored rods arranged in the fourth-level surrounding rocks in a struck manner. The anchored rods are perpendicular to the rock surfaces of the fourth-level surrounding rocks. The rock surfaces of thefourth-level surrounding rocks are further subjected to washing, injection of a first layer crude fiber concrete and curing, injection of mortar and curing, spraying of a waterproof material and curing, ejection of a second layer fine fiber concrete and curing in sequence. According to the waterproof type single-layer lining structure applicable to the fourth level surrounding rock double-track tunnel involved, force bearing of the single-layer lining structure formed by the technology is uniform; the structure has certain deformation resistant capacity; the construction technology is simple;the construction period is short; construction pollution is reduced; the structure is low-carbon and environment-friendly and widely applied to projects of fourth-level surrounding rock double-tracktunnel lining structures.

The invention discloses a guide wire. The guide wire comprises a far end (1), a near end (2) and a core wire (3), the core wire (3) is arranged in the guide wire and extends to the far end (1) from the near end (2) of the guide wire, and a safety net (4) is arranged at the head end, located at the far end (1), of the core wire (3) and fixedly connected with the head end. The invention further provides a preparation method of the guide wire. Accordingly, by additionally arranging the safety net at the head end, located at the far end, of the core wire, the cross section area of the guide wire far end is increased, the loss of guide wire toque force and torque transmission is reduced, and the flexibility and deformation resistance of the guide wire far end are guaranteed while the drifting phenomenon is eliminated.

The invention relates to the field of ship outfitting, in particular to a novel aluminum alloy skirting line plate. The novel aluminum alloy skirting line plate is mainly composed of a main face plate and a cover plate. A press strip is arranged on the lower portion of the main face plate, a position, clinging to the ground, of the main face plate is provided with an arc angle, a mounting notch is formed in the main face plate, a nailing line is designed inside the mounting notch, and the cover plate can be rapidly clamped with the main face plate through the mounting notch to have mounting screws hidden. Due to adoption of a manufacturing process of extrusion forming of a mould, deformation-resistant overall linearity is achieved; the novel aluminum alloy skirting line plate can be in better combination with a rubber and plastic carpet, so that the purpose that ship decoration is fireproof and dampproof can be achieved, and attractiveness of the whole skirting line plate is guaranteed; by the unique structure, a mounting method can be simplified, cost can be saved, and an aluminum alloy section structure enables the novel aluminum alloy skirting line plate to be easy for mass production.

The invention discloses an SCS (steel concrete steel) bridge deck with internal vertical J-shaped connecting structures. The SCS bridge deck comprises a bottom plate, a top plate, N rows of vertical J-shaped connecting structures, and an inter-plate concrete structure made of concrete poured between the top plate and the bottom plate. The vertical J-shaped connecting structures are all cast in the inter-plate concrete structure. The top plate and the bottom plate are integrally connected with the N rows of vertical J-shaped connecting structures through the inter-plate concrete structure. Each row of vertical J-shaped connecting structures comprises a plurality of vertical J-shaped connecting structures distributed from front to rear; each vertical J-shaped connecting structure comprises an upper connector fixed to the bottom of the top plate and a lower connector hooked to the upper connector; the upper connector and the lower connector are both J-shaped hooks. The SCS bridge deck is simple in structure, reasonable in design, convenient to construct, effective to use and good in mechanical property, and the problems in the existing concrete deck can be solved.

The invention discloses a device and a method for casting and compounding a titanium alloy and a titanium-aluminum alloy, and relates to a device and a method for casting and compounding an alloy. The invention aims to solve the problem that the room temperature performance is poor when the existing TiAl alloy is used as an intermetallic compound. A water-cooling support is installed in a furnace body, a water-cooling copper crucible is installed on the upper end face of the water-cooling support, materials are placed in the water-cooling copper crucible, an automatic control lifting device is installed on the upper portion of the outer side of the furnace body, and a non-consumable tungsten electrode is vertically inserted in the furnace body and extends to the position over the materials. The upper portion of the non-consumable tungsten electrode is installed on the automatic control lifting device and ascends and descends under the control of the automatic control lifting device, a vacuumizing system is installed on the outer side wall of the furnace body and vacuumizes the furnace body, and a material turning spoon is installed at the upper end of the furnace body. The method comprises the following steps: preparing materials; performing preparation; performing placement; performing casting; and detecting the performance of the cast titanium-aluminum alloy. The method is used for casting the titanium alloy and the titanium-aluminum alloy.

The invention discloses a flexible shaft apparatus for medical treatment. The flexible shaft apparatus comprises a steel wire rope; the steel wire rope is in a half-folded structure and comprises a double wire head end and a half-folded end, wherein the half-folded end is encircled to form a sleeve ring; and the double wire head end is wrapped with a flexible shaft. By using the flexible shaft to replace a rigid surgical cutter component which is directly made by machining metal, the flexible shaft apparatus has relatively high strength and toughness; and usually, the structural constraint of the flexible shaft apparatus is extremely fine, so that the apparatus can meet the requirements of a minimally-invasive surgery. In addition, the flexible shaft apparatus for the medical treatment is small and exquisite in structure and simple in operations, is time-saving and labor-saving, and can reduce the pain of a patient.

The invention provides a welding stick and a manufacturing method thereof. The welding stick comprises low-carbon steel sheath and a flux core. A surfacing layer is formed after the welding stick is welded. The surfacing layer comprises the following alloying elements in weight percentage: 1.5-5.2 percent of carbon (C), 4-10 percent of chromium (Cr), 0.5-2.5 percent of silicon (Si), 0.5-2.5 percent of manganese (Mn), 0.5-3.5 percent of molybdenum (Mo) and 5-10 percent of titanium (Ti). The welding stick provided by the invention has the characteristics that the surfacing layer formed after the welding stick is welded is high in hardness; carbide particles are fine; and the impact wear resistance is excellent, and the like.

The invention discloses a pressure-resistant waterproof rubber sealing ring and a preparation method thereof, and belongs to the technical field of sealing rings. According to the pressure-resistant waterproof rubber sealing ring and the preparation method thereof, the comprehensive performance of rubber can be improved by improving raw materials, meanwhile, a pressure-resistant bag is introduced and embedded between working faces, and the pressure in the working direction is sensed through a pair of force contact pieces. The pressure is fed back to a feedback air bag in the middle through a force transmission rod, meanwhile, the change of magnetic fluid in a magnetic control bag is controlled through the deformation of the feedback air bag, and when the sealing ring slightly deforms due to the too large pressure, the feedback air bag forms an extrusion effect on the magnetic fluid diffusing towards the edge. Further, the magnetic field shielding effect of the magnetic fluid on a pair of repulsive magnets is weakened, the magnetic repulsive effect between the pair of repulsive magnets is enhanced, meanwhile, external pressure is resisted to assist the sealing ring in shape restoring, the good sealing performance is restored, compression resistance protection is conducted on the sealing ring, and meanwhile the service life of the sealing ring can be remarkably prolonged.

The invention provides a heating power shield tunnel guide support which is distributed on the inner wall of a tunnel. The heating power shield tunnel guide support comprises two rings of continuous prefabricated reinforced concrete segments. Lining steel plate strips are arranged inside the two rings of segments, outer plate surfaces of the lining steel plate strips and inner plate surfaces of the segments are matched in shape, anchor bars are evenly distributed outside the lining steel plate strips for mutual fixation, and guide support vertical columns for supporting a water supply pipeline and a water return pipeline are arranged inside the steel plate strips of the two adjacent rings of prefabricated concrete segments. According to the heating power shield tunnel guide support, it can be guaranteed that a heating power pipeline can move in the axial direction, and axial or lateral horizontal thrust generated to the inner wall of the tunnel can be effectively supported.

The invention discloses an SCS steel-concrete deck slab with U-shaped connecting structures inside. The SCS steel-concrete deck slab comprises a deck slab bottom plate, a deck slab top plate, N rows of U-shaped connecting structures and an inter-plate concrete structure, and the inter-plate concrete structure is formed by pouring concrete poured between the deck slab top plate and the deck slab bottom plate. The N rows of U-shaped connecting structures are all poured in the inter-plate concrete structure. Each row of U-shaped connecting structures comprises a top plate connecting structure, a bottom plate connecting structure and a connecting cable, each top plate connecting structure comprises a plurality of upper U-shaped connecting pieces distributed at the bottom of the deck slab top plate from front to back along a longitudinal bridge, each bottom plate connecting structure comprises a plurality of lower U-shaped connecting pieces distributed on the upper portion of the deck slab bottom plate from front to back along the longitudinal bridge, and the connecting cables penetrate through the inner sides of the upper U-shaped connecting pieces and the inner sides of the lower U-shaped connecting pieces from front to back. The SCS steel-concrete deck slab is simple in structure, reasonable in design, convenient to construct, good in use effect and good in mechanical property, and multiple problems of an existing concrete deck slab can be solved.

The invention discloses a compression-resistant anti-deformation high-strength solid wood floor. The compression-resistant anti-deformation high-strength solid wood floor comprises a solid wood floor body (1), and an arch-shaped supporting plate (2) is arranged below the solid wood floor body (1). The two sides of the arch-shaped supporting plate (2) are connected with side plates (3). The side plate (3) located on one side of the arch-shaped supporting plate (2) is provided with a tenon (4), and the side plate (3) located on the other side of the arch-shaped supporting plate (2) is provided with a rabbet (5). A plurality of reinforcing plates (6) are arranged between the arch-shaped supporting plate (2) and the solid wood floor body (1). The arch-shaped supporting plate is arranged for scattering pressure and improving the overall compression-resistant capability and anti-deformation capability. Due to the fact that the reinforcing plates are arranged for connecting the arch-shaped supporting plate and the solid wood floor body, the compression resistance and the anti-deformation performance of the whole solid wood floor are further improved. Moreover, the arch-shaped supporting plate can prevent the bottom of the solid wood floor from being affected with damp and deforming, and the dampproof performance is improved. The solid wood floor not only can improve the strength but also has the advantages of being resistant to compression and capable of preventing deformation and damp.

The invention belongs to the technical field of thin poplar sheet processing, and specifically relates to a method for improving the toughness of a thin fast growing poplar sheet. The method comprisesfollowing steps: processing a thin fast growing poplar sheet by an ethanol solution of sugar alcohol to obtain a preprocessed sheet, processing the preprocessed sheet by a processing agent, refrigerating the sheet, drying the sheet in a drying kiln, and preparing a finished product. Compared with the prior art, the method has the advantages that poplar wood is preprocessed by an ethanol solutionof sugar alcohol at a proper temperature, the structures of cells in the polar sheets are changed; processed poplar sheets will not be cracked in the drying kiln during the drying process; after the poplar sheets are processed by the processing agent, refrigerated, and dried in the drying kiln, the fibers in the wood are redistributed and combined, the fibers become uniform and are resistant to deformation; wood splinters will not be generated during the cutting and planning process, the stability and toughness of obtained poplar sheets are improved, and the application range is enlarged.

The invention discloses a wound surface liquid dressing and a preparation method thereof; the liquid dressing comprises bleached shellac, a plasticizer, gallate octacosyl ester (GA-C28) and a solvent system; the liquid dressing disclosed by the invention is a spraying type GA-C28/bleached shellac wound surface liquid dressing prepared by taking the GA-C28 as an active component and taking the natural, nontoxic and degradable bleached shellac as a film-forming matrix; and the spraying type GA-C28/bleached shellac wound surface liquid dressing can quickly form a film on the surface of skin, has good film permeability and liquid absorbability, has certain deformation resistance, has good anti-inflammatory and healing effects on wounds, is high in wound surface healing speed and healing rate, meets relevant requirements of national standards, satisfies the requirements on the wound surface liquid dressing in daily life and medical treatment, and has better the application prospect. The preparation method of the liquid dressing disclosed by the invention is simple to operate, mild in process condition and suitable for industrial large-scale production.

The invention discloses an air-permeable flexible skin electrochemical sensor, a preparation method of the air-permeable flexible skin electrochemical sensor, and application. The air-permeable flexible skin electrochemical sensor is mainly composed of a porous flexible substrate layer and an electrochemical sensor from bottom to top; a porous polyimide film has a certain anti-crimp function, canbe conformal with skin, has good skin fit, and simultaneously, has good air permeability; sweat evaporation is facilitated; skin irritation is prevented; accumulation of detection substances is avoided; the detection accuracy is increased; high temperature and high pressure are not required in the preparation method of the porous polyimide film; the requirement of film making equipment is simple;the method has the advantages of being high in efficiency, low in cost, one-step, free from a template and the like; and the sensor in the invention has the advantages of being air-permeable, flexible, good in skin fit and the like, cannot irritate skin while being worn for a long time, and can be used for wearable flexible skin electronic equipment.

The masonry infilled wall comprises a lower prefabricated concrete beam, an upper prefabricated concrete beam, a left prefabricated concrete column and a right prefabricated concrete column, a prefabricated connecting structure is connected between the left prefabricated concrete column and the right prefabricated concrete column, and the prefabricated connecting structure comprises a prefabricated connecting transverse plate; clamping grooves are formed in the upper side and the lower side of the prefabricated connecting transverse plate, a weight reduction cavity is formed in the prefabricated connecting transverse plate, a transverse reinforcing plate is fixedly arranged in the weight reduction cavity, inclined supporting plates are symmetrically arranged on the upper side and the lower side of the transverse reinforcing plate, and the other ends of the inclined supporting plates are fixedly connected with the inner wall of the weight reduction cavity; the device has the beneficial effects that the device is simple in structure and convenient to mount and fix, the whole device is convenient to assemble, the whole weight is reduced while the structural strength is not reduced, and the device has certain deformation resistance.