13results about How to "Guarantee smooth implementation" patented technology

The invention discloses a coronary intervention guide wire fixing patch and a using method thereof, and relates to the technical field of medical instruments.The coronary intervention guide wire fixing patch comprises a patch body, a bonding layer is arranged on the bottom face of the patch body, at least two clamping grooves used for clamping the tail end of a guide wire are formed in the top face of the patch body, and a plurality of protruding blocks are integrally formed on the top face of the patch body; each clamping groove is of a penetrating type groove structure formed in the top of the corresponding protruding block, the width of an opening of each clamping groove is smaller than the outer diameter of a guide wire, and the number of the protruding blocks is generally four and the protruding blocks are arranged at intervals in the length direction of the patch body. The patch body and the protruding blocks are made of medical plastic in an integrated mode, and the adhesive layer is further covered with a stripping protection layer. The device is simple in structure, small in size and capable of achieving rapid, single-hand and reliable fixing and releasing of the tail end of the guide wire on the premise that extra table top space is not occupied, so that the operation process is effectively simplified, and winding and disengaging of the guide wire are prevented.

The invention discloses a pile-breaking-free mechanical connection method between a reinforced concrete square pile and a bearing platform, and the connection method comprises the following steps: manufacturing a steel reinforcement framework, connecting the steel reinforcement framework with a pile top end plate through a steel sleeve, and then pouring a concrete pile body to form the reinforced concrete square pile; the reinforced concrete square pile is subjected to pile sinking construction; and the pile top end plate is dismantled, and the bearing platform anchoring rib and the reinforced concrete square pile are mechanically connected through the steel sleeve. According to the pile-breaking-free mechanical connection method between the reinforced concrete square pile and the bearing platform, mechanical connection between the reinforced concrete square pile and the bearing platform can be achieved without mechanical breaking of the pile head of the reinforced concrete square pile, field welding work is avoided, construction is convenient and fast, and the method is more economical and reasonable.

The utility model relates to the technical field of textile machinery manufacturing, in particular to a weft yarn cutting device which comprises a cutting executing mechanism, a force transmission connecting rod mechanism and a cam mechanism. The cam mechanism is directly driven by the beating-up power transmission shaft, and power is transmitted to the cutting executing mechanism through the force transmission connecting rod mechanism. Therefore, on one hand, the reed for beating-up and the weft cutting device for cutting weft are jointly driven by the same power source, and it can be effectively guaranteed that the beating-up action and the weft cutting action are always kept synchronous in the whole weaving process; and on the other hand, in view of the characteristics of the cam mechanism, the non-constant-speed motion and the transient stay action with a large speed change range can be conveniently and quickly realized, so that the cutting execution mechanism can execute the cutting action according to an expected track.

The invention provides application of p-hydroxycinnamic acid in preparation of a medicine for preventing and treating noise-induced deafness. The invention has the advantages that the p-hydroxycinnamic acid has the advantages of strong pertinence, high safety, convenience in medication, good patient compliance and the like, not only effectively overcomes the defects of the existing noise-induced hearing loss treatment medicines, but also provides a brand-new preventive treatment thought; important clinical popularization significance and industrial application prospects are realized.

The present application relates to the technical field of overhaul of hydroelectric generating set, in particular to a seat ring fixed guide vane opening construction method and a construction device, the method uses the geometric information of the fixed guide vane or its adjacent structure to deduce the datum point of the opening, obtains the first coordinate of the datum point; the profile feature of the fixed guide vane is matched with the datum point of the opening, the second coordinate of the datum point is obtained; the deviation value between the first coordinate and the second coordinate is calculated, the deviation value is compared with the preset threshold value, and the accurate coordinate of the datum point is determined based on the comparison result; the contour line of the opening is determined according to the accurate coordinate and the actual size of the opening; the opening operation is performed according to the contour line of the opening; the present application realizes the accurate calibration of the position to be opened by checking and correcting the positioning results obtained by two ways; then the systematic opening operation including layered drilling, cutting communication, and precise shaping of the orifice and the guide vane head is performed.

This invention relates to the field of mine ecological restoration technology, and discloses a method and system for mine ecological restoration. The restoration method includes selecting an area with residual heat from underground coal fires on a mine slope where residual coal has spontaneously combusted as a restoration zone; reinforcing and stabilizing the slope of the restoration zone; laying a sludge substrate with a moisture content of 60%-80% on the stabilized slope surface, and using the residual heat from the underground coal fires for in-situ biological drying until the volume reduction reaches a preset threshold of 40%-60%; subsequently, covering the dried sludge substrate with a soil substrate layer and a soil microbial substrate layer to construct a composite growth matrix; and finally, maintaining vegetation on the slope. This invention cleverly combines the residual heat from abandoned mines with urban sludge treatment, achieving the harmlessness, reduction, and resource utilization of sludge, while simultaneously solving the problems of excessively high soil temperatures and difficulty in plant survival in mining areas, achieving the goal of ecological restoration through waste treatment and synergistic efficiency.

The present application relates to the technical field of surgical robots, and discloses a terminal execution assembly, a minimally invasive surgical instrument and a minimally invasive surgical system. The terminal execution assembly comprises a movable piece, a first support, a second support, an engagement assembly, a connecting piece, a first traction wire and a second traction wire. The first support is provided with a first pin and a second pin, the movable piece is connected to the first pin, and the second pin is provided with a first pulley. The second support is provided with a third pin parallel to the second pin, and the third pin is provided with a second pulley. The engagement assembly comprises engaged first tooth structure and second tooth structure, the first support is provided with the first tooth structure, and the second support is provided with the second tooth structure. The connecting piece is movably sleeved on the third pin and connected to the second pin. The first traction wire comprises two first traction sections, the first traction sections are wound around the first pulley and the second pulley, and the first traction sections are connected to the movable piece. The second traction wire is connected to the connecting piece. The first traction wire of the present application will not be pulled, prolonging the service life and improving the safety of the operation.

The utility model discloses a folding structure of a baby carriage frame. Comprising a bicycle folding pull handle, a stay wire body, a stay wire head resistor body, a stay wire spring, a T-shaped stay wire resistor body, a damping rod folding iron sheet, a bicycle folding clamp guide groove, a bicycle folding clamp T-shaped stay wire resistor fixing position, a guide groove protrusion, a bicycle folding spring, a bicycle folding clamp body, a damping rod fixing rubber piece, a guide groove clamping groove, a bicycle folding clamp clamping groove, a basket folding iron sheet, a rear foot U-shaped pipe and a basket pipe. A triangular supporting structure is adopted, the baby carriage can be more stable when being pushed, the phenomena of shaking and instability are effectively reduced, safer and more comfortable riding experience is provided for children, and the iron pipe is ingeniously additionally arranged below the baby carriage folding clamp for supporting so as to solve the problem that the stress of the baby carriage folding clamp part in a traditional baby carriage is weak. The strength of stress points is increased, the weight pressure from a vehicle body and a riding child is effectively dispersed, and the overall bearing capacity and stability of the frame are further improved.

A control method of a front guide beam of a bridge girder erection machine, the front guide beam is provided with an upper guide rail and a lower beam from top to bottom; a plurality of support bases are arranged on the lower beam, the support bases walk along the lower beam to correspond to the positions of bridge piers; the control method comprises the following steps: the second supporting leg is lifted, the front guide beam is moved transversely to the position between two bridge piers by driving the beam moving driving wheel; the support bases are moved along the front guide beam to align the support bases with the positions of the bridge piers; the through hole on the base body is aligned with the reserved longitudinal reinforcement; the second supporting leg is lowered to make the bottom of the base body contact with the top of the bridge pier, the locking device is loosened to make the supporting column freely fall, the bottom of the supporting column contacts with the top of the bridge pier; the locking device is started to lock the supporting column. The present application can accurately align the support bases with the bridge piers in transverse and longitudinal directions, accurately pass the reserved longitudinal reinforcement into the through hole reserved on the support base, and reliably support on the top of the bridge pier through a plurality of liftable and lockable supporting columns.

The application discloses a composite material fracture energy calculation method considering reinforcement-matrix interface dispersion, and comprises the following steps: S1, a matrix crack fracture energy model is established; S2, a reinforcement-matrix interface fracture energy model is established; S3, a composite material fracture control equation model is established; S4, a composite material critical energy release rate is modified; S5, the interface phase field, the displacement field and the crack phase field in the composite material fracture control equation are discretized by using the finite element method, and an incremental iteration is carried out, so that the crack propagation in the composite material considering the interface dispersion is calculated. Through the adoption of the phase field model, the advantages of realizing the micro-to-macro multi-scale simulation are utilized, the properties of the interface in the composite material are associated with the properties of the matrix, that is, the interface crack propagation and other fracture properties of the composite material under the action of the load are dispersed to the surrounding matrix in the form of a continuous exponential function, and a mechanical model for more accurately predicting the mechanical behavior and fracture evolution of the composite material is established.

The utility model provides a single-point detection mechanism and a vehicle pose detection system, and relates to the technical field of logistics. The single-point detection mechanism comprises a flitch assembly, a detection driving source, a light reflecting part and a detection part, the output end of the detection driving source is connected to the flitch assembly, and the detection driving source can drive the flitch assembly to move so that the flitch assembly can make contact with the side wall of a to-be-detected vehicle; the reflecting part is arranged on one side, facing the detection driving source, of the flitch assembly; the detection part is used for detecting the position of the light reflection part so as to obtain distance data of the side wall of the to-be-detected vehicle. The detection member does not directly detect the position of the side wall of the container of the vehicle to be detected, but detects the position of the reflective member attached to the side wall, so that detection errors caused by unevenness of the side wall of the container are avoided, the surface of the reflective member is smooth and has reflective performance, data receiving of the detection member during detection is facilitated, and the detection accuracy is improved. And the detection precision is improved, so that the smooth implementation of subsequent automatic loading is ensured.

The utility model relates to the technical field of electroplating equipment, and discloses an electroplating substrate conveying device and electroplating substrate operation machinery, and the electroplating substrate conveying device comprises an equipment body, a conveying mechanism and an inclined air knife mechanism, the conveying mechanism is arranged in the equipment body and comprises a first conveying assembly and a second conveying assembly which are arranged at an interval in the conveying direction of the substrate; the inclined air knife mechanism is arranged at the gap between the first conveying assembly and the second conveying assembly and comprises a first air knife and a second air knife which are arranged in an up-down spaced mode, and the included angle between the length direction of the first air knife and the conveying direction of the base plate and the included angle between the length direction of the second air knife and the conveying direction of the base plate are acute angles. A first air outlet of the first air knife and a second air outlet of the second air knife are oppositely arranged, and the base plate penetrates through a gap between the first air knife and the second air knife. The inclined air knife mechanism is arranged at the gap between the first conveying assembly and the second conveying assembly, so that the length of the conveying mechanism is shortened, and the use cost and the occupied area are reduced.

This utility model discloses a wind turbine blade transport fixing seat with locking function, including a fixed flange, a fastening rod on one side of the fixed flange, a fastening sleeve on the outside of the fastening rod, a mating plate on the outside of the fastening sleeve, a mating hole on the mating plate, a movable sleeve slidably fitted on one side of the fastening sleeve, a reset block on one side of the mating plate, a fixing block on the outside of the fastening sleeve, a reset spring on one side of the fixing block, multiple movable grooves on the outside of the fastening sleeve, an adapter on the outside of the fastening sleeve, a movable frame on one side of the adapter, a movable rod in the movable frame, a movable plate at one end of the movable rod, a movable spring on the outside of the movable rod, a clearance groove on the outer wall of the fastening sleeve, an adapter plate movably fitted in the clearance groove, a fastening block on one side of the adapter plate, and a top block at one end of the fastening sleeve. This utility model realizes convenient disassembly and assembly of the fixed flange without tool assistance, and ensures stable installation of the fixed flange, ensuring stable transportation.