27results about How to "Avoid touching" patented technology

The present application relates to the technical field of aquaculture, and especially relates to a high-density and high-benefit freshwater fish circulating water breeding method, which uses a high-density and high-benefit freshwater fish circulating water breeding pond, the breeding pond comprises a pond body, a water inlet pipe and a sewage suction pipe, etc.; a sewage ditch is formed on the pond body; the water inlet pipe is connected to the front side of the pond body; the sewage suction pipe is arranged on the back side of the pond body, and a plurality of branch pipes are arranged on the sewage suction pipe and located in the sewage ditch; the water inlet pipe and the sewage suction pipe are connected to an external filtering device, and a water pump is arranged on the filtering device. The present application realizes that the impurities at the bottom of the pond body are pushed backward to the sewage ditch by the scraper, and the straight plate part of the scraper blocks and limits the impurities in the process of backward movement of the scraper, so that the impurities are not lifted, the sewage passes through the water filtering port when the impurities are moved backward by the scraper, and thus the problem that the collection effect of the impurities is reduced due to the backward movement of the pond water caused by the scraper is avoided.

This invention discloses a hopper tilting mechanism and method that requires no disassembly or maintenance, relating to the field of gold tailings hopper maintenance technology. The mechanism includes a tilting frame and a hopper. The tilting frame is equipped with a drive assembly for driving tilting and lifting. The drive assembly includes two lifting slots on both sides of the tilting frame. Inside each lifting slot is a lifting plate that can be raised and lowered during hopper tilting. A guide rod is provided on the side of each lifting plate that is far from each other. Two hydraulic telescopic rods are rotatably connected to the bottom of the side of each lifting plate that is far from each other. Two guide frames corresponding to the positions of the guide rods are fixedly connected to the outside of the tilting frame. The hopper tilts by rotating the tilting plate, allowing for maintenance or cleaning of the hopper without disassembly, reducing the complex disassembly steps required for hopper maintenance and thus improving the efficiency of hopper maintenance.

This application discloses an infeed / discharge cylinder for a sheet metal forming machine, relating to the technical field of infeed / discharge cylinders. It includes a cylinder body and a blower. The cylinder body is connected to an infeed pipe and an outlet pipe. The infeed pipe is connected to an infeed valve, and the outlet pipe is connected to an outlet valve. The blower is connected to an exhaust pipe and an exhaust pipe, both connected to the cylinder body. The exhaust pipe is connected to an exhaust valve, and the exhaust pipe is connected to an exhaust valve. The exhaust pipe is connected to an infeed pipe, which is connected to an infeed valve. The exhaust pipe is connected to an outlet pipe, which is connected to an outlet valve. When material needs to be fed into the cylinder, the outlet valve, infeed valve, and exhaust valve are closed, while the exhaust valve, outlet valve, and infeed valve are opened. The blower rotates, and the gas inside the cylinder passes through the exhaust pipe and is discharged from the outlet pipe. The gas pressure inside the cylinder decreases, causing the raw material from the infeed pipe to be drawn into the cylinder, thereby preventing the raw material from contacting the blower blades and preventing combustion due to friction between the raw material and the blower blades.

The utility model discloses a novel mould incubator, including mould incubator, the inner chamber left and right sides of mould incubator from top to bottom all are symmetrical and install the base, the inner chamber outside both sides of base all are symmetrical and are equipped with the clamping hole, the inner chamber of base is inlayed and has the moving seat, the outside central position of moving seat is provided with the ball, the ball is mutually clamped between clamping hole, the upper and lower both ends of moving seat all are installed the gyro wheel, the inner side extension of moving seat is the outer wall of base and is installed the base. The device simple structure, reasonable in design, it adopts the mode of pulling out, when taking and placing the culture dish, can move the tray and operate, not only avoid the space limited, prevent touching the surrounding culture dish, convenient to use, and also facilitate the disassembly of tray, a series of operation such as subsequent maintenance and overhaul, use nimble, strong practicality, satisfy the use demand on the market.

This invention discloses an infusion device for bone marrow aspiration, belonging to the field of medical device technology. The invention includes a base, a counterweight, and an infusion assembly. The key features are: the base contains multiple pressure sensing mechanisms, a balancing and stabilizing mechanism, and a protective mechanism. The pressure sensing mechanism includes a pressure groove and a sensing piston, connected to a large air reservoir and a small air reservoir; the balancing and stabilizing mechanism includes a balancing groove, a moving slider, a telescopic spring, a stabilizing plate, and a lifting piston. The lifting piston is connected to the moving slider via a traction line, and the small air reservoir is connected to a limiting cavity via an air inlet pipe; the protective mechanism includes a fixed support, a rotating shaft, a protective cloth, and a reinforcing rope. The large air reservoir is connected to an adjusting cavity, and the adjusting piston is driven by the rotating shaft; the rotating shaft is also connected to a limiting assembly for controlling the extension length of the stabilizing plate. This invention achieves dynamic stabilization, intelligent protection, and coordinated adjustment through pneumatic linkage, effectively preventing needle displacement and ensuring infusion safety.

The application provides a plug connector with printed board fixing and protection components, relates to the technical field of connectors, and comprises a plug, a printed board and printed board fixing and protection components. The tail end of a contact in the plug is welded with the printed board in a plug-in manner. The printed board fixing and protection components are wrapped outside the printed board and are detachably connected with the tail end of the plug. The printed board fixing and protection components comprise a fixing box, printed board fixing screws, a sealing washer, cover plate fixing screws and a cover plate. The head of the fixing box is provided with a threaded structure. A plurality of threaded holes A are arranged on the tail end face of the fixing box. The sealing washer is arranged between the fixing box and the cover plate. The cover plate fixing screws pass through the cover plate and the sealing washer and are arranged in cooperation with the threaded holes A, so that the cover plate seals and fixes the tail end of the fixing box. A plurality of threaded holes B are arranged in the fixing box. The threaded holes B cooperate with the printed board fixing screws to fix the printed board, so that the printed board is fixed, connected and protected.

The invention relates to the technical field of science popularization microscopes, and discloses a mechanical structure of a multifunctional modular science popularization microscope, which comprises a transverse plate, a sliding rod is slidably connected in the transverse plate, a connecting plate is fixedly connected to the top of the sliding rod, a first insertion rod is fixedly connected to the bottom of one end of the connecting plate, a gravity ball is fixedly connected to the bottom of the sliding rod, and a second insertion rod is fixedly connected to the bottom of the gravity ball. A sliding frame is slidably connected to the interior of the transverse plate, second insertion rods are symmetrically and fixedly connected to the top of one end of the sliding frame, a seesaw is rotatably connected to the interior of the mounting base, a first insertion hole is formed in the middle of the mounting block, and second insertion holes are formed in the two ends of the mounting block. During installation, the connecting plate is lifted, the sliding rod slides, the compression spring is stretched, the gravity ball moves upwards, the second insertion rod moves downwards, after the installation block is installed, the connecting plate is loosened, the gravity ball and the compression spring enable the first insertion rod to be inserted into the first insertion hole, the seesaw jacks the sliding frame, the second insertion rod is inserted into the second insertion hole, the observation body is rapidly disassembled and assembled, and rapid switching among different use scenes is facilitated.

This invention provides a flexible and precise dismantling system and control method for decommissioned energy meters, relating to the field of power metering device recycling and processing. The system includes a conveying and diversion module, a positioning and clamping module, a visual perception module, a drilling and dismantling execution module, a spindle load acquisition module, and a multimodal fusion controller. The controller generates target destruction points in the nameplate marking area, display screen area, and circuit board area based on appearance image recognition, and generates a battery risk restricted area. Under the constraint of the restricted area, drilling is performed on the target destruction points, while simultaneously acquiring the spindle load signal. Through fusion event criteria, variable impedance dismantling control, depth and energy limit protection, and abnormal current diversion isolation are achieved, thereby improving dismantling reliability under complex lighting conditions and dirt obstruction, reducing the risk of drilling through and touching cylindrical batteries on the circuit board, and protecting the drill bit and equipment safety.

This application provides a portable emergency fire axe, including an axe head, a first handle, and a second handle, and includes a first use state, a second use state, and a third use state. The axe head has a first connecting ear and a second connecting ear on opposite sides of the axe blade extension direction, respectively. One end of the first handle is hinged to the first connecting ear, and a sleeve is fitted on the first handle, which can be threadedly connected to the first connecting ear. One end of the second handle can be threadedly connected to the end of the first handle away from the axe head, and the other end of the second handle has a relief groove that can be inserted into the second connecting ear. The relief groove has an elastic buckle, and the second connecting ear has a locking groove that engages with the elastic buckle. In the first use state, the two handles are connected in series for chopping. In the second use state, the two handles extend away from the axe blade for prying. In the third use state, the two handles extend towards the axe blade for carrying or storage.

The utility model relates to a primary and secondary fusion complete set pole circuit breaker convenient to install belongs to circuit breaker technical field, including circuit breaker body and base, the circuit breaker body outside is provided with the fixed assembly for the convenient installation circuit breaker body and base, the fixed assembly includes the positioning rod fixedly connected in the circuit breaker body bottom four -around, the bottom of base top is equipped with the positioning hole around, the base is fixedly connected with the buckle around, the circuit breaker body is fixedly connected with the clamping block around, the bottom of base is fixedly connected with the support frame, the left and right sides of base bottom are all fixedly installed with the installing spare, the outside of installing spare is fixedly connected with the threaded sleeve, the inside screw thread connection of threaded sleeve has screw mounting rod. This primary and secondary fusion complete set pole circuit breaker convenient to install, through setting fixed assembly, has reached the effect that is convenient to install, and its installation step is relatively simple, and more utilizes batch installation.

This invention provides an optical disc storage device for hierarchical data resource management, comprising: a storage box with multiple sets of symmetrically formed sliding grooves on its inner side; a mounting plate with sliders symmetrically fixed on both sides, the sliders slidingly embedded in the sliding grooves, and a placement groove on the inner side of the mounting plate; an optical disc body installed inside the placement groove; and a ejection assembly including a protrusion, a second spring, and a receiving sleeve, the protrusion being fixedly installed in the middle of the inner side of the placement groove. This invention allows the optical disc body to be placed on the receiving sleeve, and then the receiving sleeve is pressed down, causing it to be magnetically attracted and fixed, thereby moving the optical disc body into the placement groove for storage. By pulling the receiving sleeve, it is released from the magnetic attraction, and the elasticity of the second spring allows the receiving sleeve to remove the optical disc body from the placement groove, effectively preventing the optical disc body from touching the mounting plate during retrieval and thus avoiding damage to the optical disc body.

This utility model discloses an automatic weighing and pensing device for livestock and veterinary use, comprising: a pensing frame with cleaning openings on the lower part of its two side surfaces; an electronic platform scale installed inside the lower end of the pensing frame; a weighing instrument installed at the center of one end of the pensing frame; a zeroing button installed on the vertical frame at one end of the pensing frame; a pensing ramp installed at one end of the pensing frame, with guardrails installed at both ends of its upper surface, one of which has an input panel installed; and a retractable gate mechanism located at the four corners inside the pensing frame. This utility model utilizes the retractable gate mechanism to avoid touching livestock and causing stress, while optimizing space design and reducing the occupied area. Furthermore, the automatic zeroing of the weighing when the gate is opened effectively ensures weighing accuracy and reduces errors. The input panel allows for the associated storage of weighing data for refined livestock management.

The application provides a kind of Vision-IMU-based electric line ranging method, belongs to electric line ranging technical field, this Vision-IMU-based electric line ranging method is driven monocular camera and IMU simultaneously by mobile platform, monocular camera collects electric line picture in different positions, combines the camera moving distance measured by IMU, applies SuperGlue deep learning matching network to process image pair, extracts electric line feature point set in two images and establishes the matching relationship between feature points, outputs the confidence score matrix S of matching point pair, calculates the imaging diameter of electric line based on the matching result, and obtains the imaging diameter change of two images electric line, establishes ranging model using pinhole imaging principle and similar triangle relationship, realizes high-precision, low-cost power line distance measurement;The application is especially suitable for intelligent inspection of high-voltage transmission line, realizes high-precision distance measurement through innovative geometric ranging model, and provides reliable technical support for safe operation of power system.

The utility model discloses a portable low-voltage power distribution equipment testing device, particularly relates to the technical field of power distribution testing equipment, and comprises a tester, the lower end of the tester is fixedly connected with a portable device, the upper end of the tester is fixedly connected with a handle, and the middle part of the front end of the tester is fixedly connected with a control panel. A door plate is movably connected to the right portion of the front end of the tester, a protection device is fixedly connected to the front portion of the left end of the tester, supporting legs are fixedly connected to the front end of the bottom of the portable device, and non-slip mats are fixedly connected to the lower ends of the supporting legs. According to the portable device, through the design of the pull rod and the rolling wheels, the testing device can easily move in a narrow space, a tester can conveniently push the device to the position near to-be-tested equipment for testing, the testing efficiency is improved, the door plate convenient to open and close can effectively prevent key components from being accidentally touched, and the stability and safety of the testing process are ensured.

This utility model discloses a healing abutment for dental implants, belonging to the field of dental implant technology. It includes an artificial tooth root with a connecting hole at the top. An abutment connecting portion is disposed within the connecting hole, and a sealing frustum is fixedly connected to the top of the abutment connecting portion. A sealing groove is formed on the sealing frustum, and a sealing ring is disposed within the sealing groove. This utility model features a sealing frustum and a sealing ring. The sealing frustum is embedded in the connecting hole at the top of the artificial tooth root, initially constructing a solid physical barrier to effectively prevent the entry of bacteria, food debris, and other foreign objects from the oral cavity. Under pressure, the sealing ring perfectly fills the tiny gap between the sealing frustum and the connecting hole, greatly enhancing the sealing effect. A protective component is included to protect the sutured gingiva. The protective plate in the protective component prevents the tongue from touching the gingiva, reducing the risk of gingival wound infection and allowing the gingiva to heal in a relatively stable and safe environment.

The application provides a guide mechanism for guiding and positioning a workpiece clamped and descending by a clamp, cooperation is sequentially formed between a guide roller mechanism on the clamp and a pair of case-entering limiting blocks, between a pair of horizontal adjusting mechanisms and a pair of horizontal limiting seats of the guide mechanism, and between a pair of vertical positioning pin holes and a pair of positioning pins, thereby sequentially forming coarse positioning of the workpiece in front and back and left and right directions, horizontal limiting of the workpiece, and complete positioning of the workpiece. The application also provides a gearbox shafting assembling mechanism and a gearbox shafting assembling equipment suitable for a composite manual station based on the guide mechanism. The application can provide a larger operation space for shafting entering into a case, effectively avoid the occurrence of material blocking caused by the obstruction of cylindrical roller bearings during the shafting entering into the case, and does not need to lift the line body during the shafting entering into the case.

This utility model relates to the field of power transmission tower technology, specifically a long-span power transmission tower, including a support, a frame, and a climbing device. The frame is fixed to the upper surface of the support, and the climbing device is installed in the inner wall of the support. The climbing device includes an upper ladder, which is fixedly connected to the frame. Slide grooves are provided at both ends of the upper ladder, and sliders are slidably connected to the inner walls of the slide grooves at both ends of the upper ladder. A lower ladder is fixedly connected to the surface of the sliders. A motor is fixedly connected to the upper surface of the frame, and a round rod is fixedly connected to the drive end of the motor. The end of the round rod away from the motor is rotatably connected to the frame. A coil is fixedly connected to the surface of the round rod, and a pull rope is wound around the surface of the coil. This utility model aims to enable maintenance personnel to conveniently and safely climb the tower, while also preventing unauthorized personnel from climbing. The motor-driven retractable pull rope mechanism allows the lower ladder to be raised and lowered flexibly. It can be lowered for personnel to climb during maintenance and retracted after maintenance to prevent unauthorized personnel from touching it, thus balancing practicality and safety.

The application relates to a welding mobile platform and relates to the technical field of welding, which comprises a rack, a mobile platform is installed on the rack, an X-axis moving assembly, a Y-axis moving assembly and a Z-axis moving assembly are arranged on the rack, the X-axis moving assembly, the Y-axis moving assembly and the Z-axis moving assembly drive the mobile platform to move on the rack, characterized in that a supporting plate is arranged on the mobile platform, the supporting plate is installed on the mobile platform, a positioning block is arranged on the supporting plate, a positioning groove is formed in the positioning block, and a workpiece to be welded is placed in the positioning groove; a positioning assembly is arranged on the supporting plate, the positioning assembly is used for positioning the workpiece to be welded; and a locking assembly is arranged on the mobile platform, the locking assembly is used for locking the workpiece on the positioning block. The application omits manual fixing of the workpiece by workers, prevents the workers from touching the welding part of the workpiece, is not prone to the case that the workers are injured, and improves the welding efficiency of the workpiece.

The utility model relates to power system maintenance equipment technical field, specifically disclose an intelligent operation and maintenance wearing equipment based on power system, including foot cover, arm rotating part, rotating hydraulic rod, rotating connecting piece, waist connecting piece, waist support, leg connecting piece, bottom rotating part, foot connecting piece, foot stop piece and limit rod. Arm rotating part is connected with foot cover rotation, is driven by rotating hydraulic rod, and rotating connecting piece can swing horizontally and is limited angle through rotating stop piece. Waist connecting piece and support form double support, and leg, bottom rotating part multidirectional rotation, and limit rod limits rotation angle. The equipment still includes symmetrical arm rotating part and synchronous drive system, has double fixed structure's connecting bandage, has the waist support of hook and ground wire, antiskid and adjustable foot structure, leg buffer pad, waist fixing waistband and foot cover heat dissipation hole. The equipment promotes operation and maintenance safety, flexibility and efficiency, is suitable for power system operation and maintenance scene.

This utility model discloses a movable, protective, prefabricated steel formwork, belonging to the field of formwork technology. The movable, protective, prefabricated steel formwork includes two identical formwork shells. Each formwork shell is equipped with: a movable part located on the lower side of the formwork shell for driving its displacement; a working platform fixed to the upper side of the formwork shell, with a protective fence on its outer side; one of the protective fences has a gap, and the working platform has a protective door at the gap. This utility model reduces site occupation and optimizes the space utilization of the prefabrication yard by incorporating the movable part; furthermore, the working platform, in conjunction with the protective fence, ensures the safety of operators.

The application relates to a sheet bonding alignment system, comprising an alignment mechanism, the alignment mechanism comprising a supporting platform and at least one pressing head; the supporting platform comprises a supporting end face and a rotating motor, a plurality of first vacuum adsorption holes are arranged on the supporting end face, and the rotating motor is used for driving the supporting end face to rotate relative to the pressing head; the pressing head is provided with a pressing surface, the pressing surface faces the supporting end face, and the distance between the pressing surface and the supporting end face is adjustable; the first vacuum adsorption holes are used for pre-adsorbing sheets to be bonded, the rotating motor drives the supporting end face to rotate, and the pressing head is used for pressing the sheets to be bonded adsorbed by the plurality of first vacuum adsorption holes respectively. The first vacuum adsorption holes increase the bonding alignment precision. The pressing head and the supporting end face automatically move, and the bonding efficiency is improved.

This utility model relates to the field of intelligent security access control technology, specifically an intelligent security access control device, comprising a base and an access control body, wherein the edge of the top surface of the base is bent upwards. The advantages of this utility model are: by setting a base, access control body, U-shaped guide seat, spring, and limiting pin, the spring pushes the limiting pin into the interior of the limiting tube through a limiting protrusion ring. Simultaneously, the other end of the limiting pin is connected to the end of a first connecting rod via a second connecting rod. An operating rod is rotatably mounted on the top of the connecting tube. By gripping the operating rod, the connecting rod is rotated horizontally. The two first connecting rods are pulled by the second connecting rod, causing the limiting pin to slide out from the interior of the limiting tube, thus facilitating the overall lifting of the access control body. This allows for quick assembly and disassembly of the access control body. The overall structure is simple and easy to operate, significantly saving operation time and reducing operational difficulty compared to traditional bolt connections.

This utility model discloses a cushioning mat with breathable channels and anti-collapse features, comprising an inflatable bladder with a set of equally spaced breathable holes penetrating its upper and lower surfaces. Inside the inflatable bladder are a set of connectors that mate with each breathable hole. Each connector includes one or more breathable expansion modules that are glued and stacked together. The outer end of the uppermost leak-proof patch is glued to the upper fabric of the inflatable bladder, and the outer end of the lowermost leak-proof patch is glued to the lower fabric of the inflatable bladder. The through holes communicate with the breathable holes. This utility model features a clever and reasonable structural design, providing a cushioning mat that is both anti-collapse and breathable, and is worthy of widespread application.

The application discloses a kind of wide-area distribution network ground current autonomous measuring device, including measurement box and wiring mechanism;Wiring mechanism includes wiring cylinder, metal conductor, oval block, rotating rod and two groups of clamping components;Wiring cylinder is fixedly connected to the outside of measurement box;Clamping component includes first clamping half ring, second clamping half ring, inner support block, guide rod, first elastic member and guide cylinder;Oval block is between two inner support blocks;Rotating rod penetrates wiring cylinder, and the end of rotating rod that extends into wiring cylinder is fixedly connected with oval block;Inner support block side surface is fixedly connected with guide rod;Guide rod extends into guide cylinder interior;First elastic member is in guide cylinder;Guide cylinder is fixedly connected with wiring cylinder;First clamping half ring and second clamping half ring are fixedly connected to the two ends of inner support block respectively.The application realizes the connection and disassembly of wire and the wiring end of measuring device conveniently and quickly, and can avoid operator touching the metal end of connecting wire in connection, to reduce the security risk in operation.

This invention discloses a heat exchanger assembly device and its usage method for installing flat tubes and fins. The heat exchanger assembly device includes an assembly platform, a flat tube assembly structure, a manifold assembly fitting, and fasteners. During assembly, the flat tubes are first placed stably along the length of the first groove to form the lower layer of flat tubes. Then, flat tubes are placed along the same length of the first groove, ensuring the newly placed flat tubes are precisely positioned above the lower layer to form the upper layer. For assembling a single-row heat exchanger, only the comb plate adapted for the single-row heat exchanger needs to be replaced. After forming a single layer of flat tubes, fins are placed directly between adjacent single-layer flat tubes, and the subsequent fixing and assembly process is the same. This assembly method eliminates the need to replace the heat exchanger assembly device, flexibly enabling the installation of both double-row and single-row heat exchanger tubes, effectively improving the applicability and efficiency of the heat exchanger assembly device, and reducing assembly costs.

The utility model discloses an adjustable multifunctional protective restraint appliance for psychiatry department in the technical field of medical nursing instruments, which comprises a restraint strap and a fixing strap, an adjusting component is arranged on one side of the restraint strap, one side of the adjusting component far away from the restraint strap is fixedly connected with the fixing strap, and the other end of the fixing strap is connected with a nursing bed; the adjusting assembly comprises an adjusting sleeve part axially and fixedly connected to one side of the restraint strap in a sleeving mode, an adjusting shaft is rotationally connected to the center of the adjusting sleeve part, the adjusting shaft perpendicularly penetrates through the adjusting sleeve part and the restraint strap and is rotationally connected with the inner walls of the two sides of the adjusting sleeve part, and the adjusting shaft located in the adjusting sleeve part is meshed with a toothed belt assembly. The fixing device is novel and perfect, unlocking is achieved by pressing the knob, the adjusting shaft is rotated to drive the toothed belt assembly to collect or loosen the restraint strap, the knob is loosened to be locked again, limbs of a patient are wrapped under the appropriate tightness of the adjusting strap, and the length of the fixing strap is adjusted through the length adjuster to restrain the limbs of the patient from swinging. Therefore, the convenience and the safety of the adjustment operation are enhanced.