20results about How to "Smooth penetration" patented technology

The utility model provides a kind of perforation guiding device, comprising: guiding mechanism, adsorption mechanism, lifting mechanism and moving mechanism;Guiding mechanism is located above second workpiece, and is equipped with guide slot;Adsorption mechanism is located above guiding mechanism, for adsorbing first workpiece;Lifting mechanism is used to drive adsorption mechanism to perform lifting action, to make first workpiece enter guide slot and through-hole;Moving mechanism is used to drive guiding mechanism to move, to make guide slot directly opposite through-hole, or make guiding mechanism avoid adsorption mechanism to descend.This utility model adsorbs first workpiece by adsorption mechanism, and provides accurate moving path for first workpiece by guide slot, so that first workpiece can accurately enter through-hole;By setting moving mechanism, guiding mechanism can be driven to exit above second workpiece after adsorption mechanism moves close to guiding mechanism and first workpiece enters through-hole, avoid interference between mechanisms, so that first workpiece obtains greater descending stroke to enter through-hole smoothly.

This invention relates to the field of AC power transmission technology, and discloses an end-sealing assembly and method for insulating bushings used in ultra-high voltage AC power transmission. The assembly includes a mounting block, on which two double-slide linear drive modules are fixedly mounted. Two heat shrink tubing opening components and two heat drying components are respectively mounted on the two double-slide linear drive modules. The heat shrink tubing opening component includes a first hot air blower, and two first strip-shaped shape memory alloy tubes that can open and close vertically are mounted on the side of the first hot air blower. The heat drying component includes a swing mechanism, on which a second strip-shaped shape memory alloy tube is mounted. This invention solves the problems of uneven heating and subsequent uneven shrinkage of heat shrink tubing in traditional AC power transmission insulating bushings due to limited hot air coverage and poor operational stability during heating.

The utility model discloses a bottle body outside quick water removing device belongs to bottle body water removing device technical field, including base, telescopic mechanism, telescopic mechanism installs on base, water removing mechanism, water removing mechanism includes the mounting plate fixedly connected on the output of telescopic mechanism, the cantilever end of mounting plate is opened and is equipped with the water removing mouth through, the top of mounting plate department at water removing mouth is equipped with annular air knife, and its bottom fixedly connected with connecting frame, in the utility model, annular air knife can form annular uniform air curtain, and the water on bottle body outside is removed fast, and the accurate absorption of residual moisture on the bottom of bottle body is matched with water absorption sponge, realizes all -round dead angle water removing, and single water removing efficiency is much higher than natural air drying and traditional wiping mode, with the help of electric telescopic link, controller can switch water removing and regeneration mode flexibly, efficient water absorption when daily water removing, and then complete regeneration through extrusion after water absorption sponge saturation, and water absorption sponge does not need to change frequently.

The application relates to the technical field of batteries, and discloses a pole piece, a battery cell and a battery. The pole piece comprises a current collector, a first active material layer and a second active material layer. In the thickness direction, the current collector comprises opposite first and second sides. The second side comprises a first empty foil area and a second empty foil area. In the length direction of the current collector, the first empty foil area and the second empty foil area are arranged in sequence, and the second empty foil area is arranged at one end of the second side. The first active material layer is coated on the first side. The second active material layer is coated on the first empty foil area. A liquid retention coating is coated on the second empty foil area. The battery cell comprises a separator, a positive pole piece and a negative pole piece. At least one of the positive pole piece and the negative pole piece adopts the pole piece. The separator is arranged between the positive pole piece and the negative pole piece. The battery comprises an aluminum plastic film and the battery cell. The pole piece, the battery cell and the battery can improve the liquid retention amount of the battery, thereby improving the cycle performance of the battery.

The present application belongs to the technical field of coal mine broken coal and rock mass grouting reinforcement, and particularly relates to a mine double-order grouting material system based on an opposite charge interface directional mineralization, which comprises an interface activation precursor liquid A and a micro-nano inorganic main grout liquid B that are independently packed and injected in sequence when used; the interface activation precursor liquid A is composed of a cationic inorganic nano sol and water, the cationic inorganic nano sol is at least one of boehmite sol and aluminum oxide sol, and the zeta potential of the interface activation precursor liquid A is +15mV to +50mV at 20 DEG C and an actual construction concentration; the micro-nano inorganic main grout liquid B is composed of superfine cement, active mineral admixture, anionic silica sol, inorganic dispersant and water, and the zeta potential of the micro-nano inorganic main grout liquid B is -10mV to -45mV at 20 DEG C and an actual construction concentration; the interface activation precursor liquid A is injected first during construction, so that it is adsorbed on the coal and rock fissure wall to form a positive electric interface activation layer, and then the micro-nano inorganic main grout liquid B is injected, and aggregation and solidification occur at the positive electric interface activation layer.

The invention relates to the technical field of body armor, and discloses an outer protective layer. The auxetic structural layer comprises an upper functional layer, a middle functional layer and a lower functional layer from outside to inside, a plurality of polygonal concave buffer grooves distributed at equal intervals are formed in the auxetic structural layer, and the buffer grooves of the auxetic structural layer are filled with shear thickening liquid; when the body armor is impacted by external force, the groove wall fiber network of the multilateral concave buffer groove buffers the external impact force through stretching deformation, the shear thickening liquid is thickened, and the fiber network around the damage bearing part of the body armor is locked to form a local rigid supporting area; the inner protective layer and the auxetic structure layer are located between the outer protective layer and the inner protective layer, the beneficial effects of being excellent in synergistic protective performance, uniform in impact energy dispersion and capable of assisting nursing are achieved, and the problems that a traditional body armor is limited in energy absorption efficiency, blunt injuries are easily caused by impact stress concentration, and the service life is long are solved. The auxiliary nursing function of the injured part is lacked, and primary treatment cannot be carried out on the wound in time.

The utility model discloses a kind of guiding cylinder quick installation device, including base, base is fixed with quick clamping device, flange attachment device and quick positioning device, quick positioning device includes support rod, positioning rod, moving seat, stud and V block, support rod is fixedly connected with base and is slidably connected with moving seat, stud is connected with moving seat by thread and is contact connection with support rod, V block is fixedly connected with base and there is gap with positioning rod, flange attachment device includes first clamping plate, second clamping plate, adjusting column and knob, adjusting column is fixedly connected with knob and is connected with V block by thread, first clamping plate and second clamping plate are respectively located V block both sides and are all connected with adjusting column by thread, first clamping plate and second clamping plate are all with gap with positioning rod, the utility model solves the problem of traditional guiding cylinder quick installation device in guiding cylinder clamping quickness, flange face attachment compactness and guiding cylinder positioning quickness.

The utility model discloses a modified permeable and pollutant-removing pavement structure suitable for a transformer substation, which comprises a soil base layer, a secondary filter layer, a primary filter layer, geotechnical cloth, a leveling layer and a modified permeable concrete pavement surface layer which are sequentially arranged from bottom to top, the modified pervious concrete pavement surface layer is formed by pouring modified pervious concrete, an anti-crack fiber net is arranged at the top of the modified pervious concrete pavement surface layer, meanwhile, expansion joints are arranged at certain intervals in the length direction, and the expansion joints are filled with neutral weather-proof silicone to form a buffer layer; the leveling layer adopts medium-coarse sand with the particle size of 4-8 mm, the primary filter layer adopts a graded recycled aggregate cushion layer with the particle size of 10-15 mm, the secondary filter layer adopts a graded recycled graded broken stone cushion layer with the particle size of 25-30 mm, the soil base layer is formed by compacting undisturbed soil, and the compaction coefficient is not smaller than 0.95. The road is excellent in water permeability, can intercept pollutants in rainwater, and is suitable for being used as an operation and maintenance road of a transformer substation.

This utility model relates to the field of rotary kiln waste heat recovery technology, and discloses a rotary kiln waste heat recovery device, including: a kiln body and a rotary cylinder. The rotary cylinder is rotatably mounted inside the kiln body. A high-temperature waste gas outlet pipe is provided at the top of one end of the kiln body. A dust removal filter cylinder is provided at one end of the high-temperature waste gas outlet pipe. Waste heat waste gas guide pipes are provided on both sides of one end of the dust removal filter cylinder. One end of the waste heat waste gas guide pipe is connected to both sides of the kiln body. This utility model sets the introduction point of high-temperature flue gas on the side of the kiln, utilizing the characteristic that the density of high-temperature flue gas is less than that of air, promoting the smooth penetration of heat flow from bottom to top under the action of density difference, forming a stable and effective heat convection. This design ensures that the rotary cylinder of the kiln is uniformly heated within a 360° range, without any heating blind spots, guaranteeing the evenness of heating of the cylinder.

This invention discloses a nano-modified composite grouting material suitable for deep, high-temperature geothermal environments and its preparation method, belonging to the field of geotechnical engineering technology. The raw materials for preparing this composite material include: cement, fly ash, cellulose nanofibers, Pluronic F-127 dispersant, calcium formate, tannic acid, borax, defoamer, and water; wherein the mass ratio of tannic acid, calcium formate, and borax is (0.15-0.25):(1.1-1.4):(0.1-0.2). This invention, through the compounding of specific admixtures, effectively overcomes the defects of traditional grouting materials, such as rapid setting at high temperatures and poor rheological properties. The resulting composite material exhibits low viscosity, long pumpability, and high early strength in high-temperature environments, significantly improving the reinforcement effect on deep, high-temperature rock masses and providing a high-performance, high-reliability grouting solution for deep underground engineering.

The invention relates to an adjustable composite material butterfly pin structure water permeable brick and a construction method, and belongs to the technical field of municipal engineering and landscape pavement. Comprising a water permeable brick body and an adjustable butterfly pin used for being connected with the water permeable brick body. The water permeable brick body is made of composite materials, butterfly-shaped caulking grooves are formed in the lower middle portions of the four walls of the water permeable brick body, sawtooth-shaped anti-skid lines are arranged on the inner walls of the butterfly-shaped caulking grooves, and the cross sections of the butterfly-shaped caulking grooves are in a symmetrical girdling shape so that adjustable butterfly pins can be embedded and positioned conveniently. The adjustable butterfly pin is in an X shape and comprises a fixed section in the middle, telescopic sections on the two sides and elastic pre-tightening assemblies arranged on the telescopic sections, a plurality of vertical openings are formed in the front side wall and the rear side wall of the fixed section, elastic barbs are arranged on the outer walls of the roots of the telescopic sections, and the positions of the elastic barbs clamped into the vertical openings can be adjusted according to the requirement for the actual brick joint width. Therefore, the telescopic distance of the adjustable butterfly pin is adjusted. The problems of water seepage, paving stability, attractiveness and brick joint adjustability can be effectively solved.

The utility model relates to the technical field of slope protection, and discloses an ecological concrete slope protection structure which comprises a soil slope, an inverted filter layer is arranged on the top face of the soil slope, a vegetation induction layer is arranged on the top face of the inverted filter layer, a water retention and moisture preservation layer is arranged on the top face of the vegetation induction layer, and a biological inhabitation cave layer is arranged on the top face of the water retention and moisture preservation layer. A nutrition slow release layer is arranged on the top face of the biological inhabitation cave layer, anchor rods are fixedly connected to the outer wall of the soil slope, a first wedging block is fixedly connected to the bottom of the outer wall of the concrete block, a groove is formed in the top face of the first wedging block, and a second wedging block is fixedly connected to the top of the outer wall of the concrete block. According to the utility model, fine particles are prevented from being washed away by rainwater through the inverted filter layer, plant root systems are guided by the vegetation induction layer to grow directionally, additional protection and nutrients are provided for the early stage of seed germination, and the water retention and moisture preservation layer absorbs and stores moisture to ensure the growth of vegetation, so that the survival rate of the vegetation is greatly improved.

This utility model belongs to the field of medical device technology, and particularly relates to a combination cap for infusion containers; it includes an outer cap, an inner cap, and a gasket disposed between the outer and inner caps; the outer cap is stepped, with multiple sealing valves at its top; the cavity formed by the combination of the outer and inner caps contains several liquid channels, and the gasket is disposed within the liquid channels; the gasket is pressed tightly into the liquid channels by the inner cap; a fixing mechanism is disposed on the outer cap to fix the infusion tubing and prevent it from shaking during use; an anti-shaking mechanism, through a locking mechanism, prevents unnecessary shaking of the infusion tubing during infusion, thereby maintaining a sealing effect. This utility model provides a combination cap for infusion containers that improves sealing performance and prevents loosening of the interface due to shaking of the infusion tubing.

The application relates to the field of medical supplies, in particular to a high-molecular medical catheter pipe fitting and a forming method and a connecting method thereof. The forming method of the high-molecular medical catheter pipe fitting is characterized by comprising the following steps: step 1, an etching pipe is inserted into the initial end of the lumen of an outer cavity pipe and stretched out from the tail end of the lumen of the outer cavity pipe; step 2, the tail end of the etching pipe is closed; step 3, a heat-shrinkable pipe is wrapped outside the outer cavity pipe to form a composite pipe; step 4, the composite pipe in step 3 is placed in a rheometer, and a fluid is filled into the lumen of the etching pipe from the initial end of the etching pipe, the fluid can at least expand the lumen of the etching pipe; then the rheometer is heated to make the heat-shrinkable pipe shrink, and under the action of the fluid expansion and the outer heat-shrinkable pipe, the inner wall of the outer cavity pipe is fused and combined with the outer wall of the etching pipe. The scheme adopts the fluid expansion inner support scheme, so that a high-precision core rod does not need to be inserted into the lumen of the etching pipe, the processing requirement is reduced, and the processing efficiency is improved.

The utility model provides a portable chicken feed humidity detector, which belongs to the technical field of feed detection and comprises a humidity detector body. The storage sleeve is fixedly connected to one side end of the humidity detector body; the pressurizing groove is formed in the storage sleeve; the detection data line is fixedly connected to the lower end of the humidity detector body; and the hydraulic mechanism comprises a pressurizing water bag, a telescopic hose, a pressurizing hose, a detection data line, a connecting groove and a limiting block, and it is ensured that the detection data line can smoothly penetrate through different depths of the feed, so that more accurate humidity information is obtained.

The invention discloses a device and a method for repairing underground water based on a soil vapor extraction technology in the technical field of environmental remediation, the device comprises a base, and a gas supply device, a water liquid collection box, a gas purification device, a pump and a gas liquid separator which are arranged on the base, and an outlet of the gas supply device is provided with an exhaust pipe; an extraction pipe is arranged at an inlet of the gas-liquid separator, an air hole is formed in the extraction pipe, and a protective cover for covering the air hole is arranged on the extraction pipe; the protective cover comprises a cover body, a top cover and a driving assembly, and the sides, away from each other, of the cover body and the top cover are both conical. The problem that in the extraction pipe installation and filter material backfilling process, a filter material or fine-particle soil falls into the protective cover from the top opening, and then air holes of the extraction pipe are blocked is solved, it is ensured that the screen pipe section is kept smooth in the initial system operation stage, and the extraction efficiency and repair reliability are remarkably improved.

The utility model discloses a ship lock miter gate waterproof absolute opening on -line monitoring device, the utility model relates to gate absolute opening monitoring technical field. The ship lock miter gate waterproof absolute opening on -line monitoring device, including moving ruler, static magnetic pointer and miter gate, moving ruler includes arc slot, magnetism plate and PCB array, and PCB array sets up in the inside of arc slot, and magnetism plate sets up in the lower surface of arc slot, and PCB array includes PCB board, and the outer surface of PCB board is provided with hall device array and controller, and static magnetic pointer includes support, angle code and permanent magnet, and angle code is symmetrically arranged in the both sides of permanent magnet, the utility model discloses non -contact means, installs the sensor on the gate, and the absolute opening information of gate is obtained through the method of direct monitoring.

The present application relates to steel box girder hoisting technical field, and disclose a kind of suspension bridge steel box girder hoist and hoisting method.The suspension bridge steel box girder hoist includes top plate and lifting plate, and lifting plate is provided with installation limiting prompting mechanism.The present application is realized by setting up synchronous component, four clamping points are mechanically linked clamping, effectively solve the problem of poor synchronism and uneven clamping force caused by clamping one by one in prior art, when operator rotates screw block, connecting rod drives stud rotation, stud drives threaded moving block movement, threaded moving block drives rack sliding in limiting block, rack drives gear rotation, gear drives bidirectional screw in connecting block rotation through connecting shaft, two clamping blocks on bidirectional screw move synchronously, form uniform clamping to the upper and lower flange plate of steel box girder body, since rack and gear at four lifting points are linked through unified transmission chain, ensure that four groups of bidirectional screw rotate synchronously with same speed and number of turns.

This utility model belongs to the field of medical device technology and discloses a tunneling knife for cardiothoracic surgery. It includes a knife body and blade tips and a handle respectively disposed at both ends of the knife body, with the blade tips being conical or bullet-shaped. This utility model has a simple structure, is easy to operate, can precisely control the size and shape of the incision, and results in a small surgical wound, making it highly practical. This utility model also includes a tunnel tube sleeved on the knife body. The tunnel tube sleeved on the knife body allows the tunnel tube to be inserted into the puncture tunnel during the puncture process. After the puncture is completed, there is no need to insert the tunnel tube separately after the puncture, which greatly improves surgical efficiency.

The application relates to the field of intelligent temperature control clothes, and discloses an intelligent temperature control clothes integrating human body state sensing and environment parameter monitoring, which comprises a clothes body, a heating cloth, a plurality of temperature and humidity sensors, an acceleration sensor, a main controller and a flexible battery, microenvironment data and instantaneous acceleration components are respectively collected and input into the main controller for calculation to obtain average temperature, average humidity and human body motion state, the main controller is preset with a maximum humidity threshold value, when the average humidity is greater than the maximum humidity threshold value, a conventional regulation branch is locked and the output power of the heating cloth is limited; when the average humidity is less than or equal to the maximum humidity threshold value, the output power of the heating cloth is dynamically adjusted in combination with the average temperature and the motion state, and a composite packaging layer composed of a nylon mesh cloth and a microporous waterproof film covers the outside of the sensor. The application builds a dehumidification priority mechanism and a self-adaptive energy compensation model, avoids the risk of stuffiness caused by continuous heating, and simultaneously meets the waterproof and breathable requirements of the sensor and the machine washing requirement.