20results about How to "Reduce tangling" patented technology

The utility model discloses industrial wastewater filtering equipment and belongs to the field of filtering equipment. The device comprises a filter tank, a grating mechanism, a waste box, a longitudinal compression mechanism and a transverse compression mechanism. The grating mechanism is arranged in the filter tank and is used for conveying waste materials in the wastewater. The waste box is fixedly arranged at the upper end of the filter tank and below a discharge hole of the grating mechanism and is used for collecting waste. The longitudinal compression mechanism is arranged in the filter tank and is used for extruding the waste materials from the upper side and the lower side; the longitudinal compression mechanism comprises a driving part; an upper pressing plate is arranged on the driving piece; the upper pressing plate is driven by a driving part to move up and down; and a lower pressing plate fixedly connected to the bottom of the filter tank is arranged under the upper pressing plate. Through mutual cooperation of the vertical compression mechanism and the transverse compression mechanism, waste materials can be extruded in the transverse direction and the longitudinal direction respectively, the waste materials are made to be in a compact long strip shape, accumulation and winding of the loose waste materials on a chain belt are reduced, and the risk that the chain belt is blocked is reduced.

The utility model discloses a multi-strand twisting processing device for high-elasticity polyester yarns, and relates to the technical field of twisting processing. Comprising a mounting bracket, a first guide ring on the inner wall of a vertical rod and a second guide ring on the inner wall of an inclined rod are used for preliminarily guiding silk threads led out of a polyester silk winding drum, so that the silk threads move according to a preset path, shaking and winding of the silk threads are reduced, and the stability of the silk threads entering a subsequent processing link is ensured; the guide shell is of a cone-shaped structure, the lower end of the guide shell is open, the rubber ring is fixed to the edge of the guide shell, six strands of dispersed silk threads can be concentrated, the rubber ring plays a role in buffering and protecting the silk threads, and the silk threads are prevented from being damaged by friction with the edge of the guide shell; the guide pipe of the arc-shaped structure conducts secondary guiding on the concentrated silk threads, so that the silk threads enter the positioning ring more accurately, the position accuracy of the silk threads in the twisting process is further guaranteed, and the twisting stability and quality are improved.

This utility model provides a rapid circuit fault detection device, relating to the field of electronic engineering testing technology. It includes: a main body of the detector, with a first connecting wire at the rear; a mounting box at the bottom of the main body, through which the first connecting wire passes; a winding roller inside the mounting box, with the first connecting wire wound around it; and a rotating rod rotatably mounted inside the mounting box. The rotating rod is driven to rotate by manually turning a handwheel, and through the meshing of a worm gear and worm wheel, the winding roller can rotate around the rotating shaft, winding the first connecting wire into the mounting box. This effectively prevents the wire from becoming tangled and piled up, facilitating the carrying and use of the device. Its winding structure is simple and easy to operate, solving the problem that existing circuit fault detection devices, due to their long connecting wires, easily become tangled and piled up, causing inconvenience in carrying and using.

This utility model relates to the technical field of pile foundation skin friction testing, and discloses a device for rapidly testing the negative skin friction of pile foundations in high-fill mountainous areas. The device includes backfill soil, beneath which lies a strongly weathered rock layer, and below that, a moderately weathered rock layer. A data acquisition system is installed on the left side of the top surface of the backfill soil, and a loading oil pump is installed on the right side. Utilizing the end resistance from the rock foundation load test to provide the reaction force, combined with data from pile stress sensors, the distribution characteristics of negative skin friction on the pile side in high-fill areas can be rapidly and quantitatively analyzed, providing a measured basis for pile foundation bearing capacity assessment and engineering design. This method uses the upward displacement of the pile under the action of a load cell to replace the settlement of the foundation soil, thereby efficiently testing the negative skin friction, significantly reducing testing costs and saving testing time.

This invention relates to a multifunctional bioactive dental bulk filling composite resin and its preparation method. The composite resin comprises an organic resin matrix and an inorganic filler; the organic resin matrix comprises polymerizable resin monomers and a photoinitiator system, the polymerizable resin monomers comprising dimethacrylate monomers and E-POSS; the inorganic filler comprises nMgO and sSiO2 with a silanized surface. The preparation method includes the following steps: preparing nMgO powder using a sol-gel method combined with a gradient calcination process; preparing submicron-sized sSiO2 using the Stöber method and subjecting it to surface silanization treatment to obtain silanized sSiO2; mixing the polymerizable resin monomers, E-POSS, and the photoinitiator system, stirring in the dark until a homogeneous resin matrix is ​​formed; adding the obtained nMgO and silanized sSiO2 to the resin matrix in a specific ratio and mixing and dispersing evenly to obtain an uncured paste-like composite resin.

The utility model discloses a cable reel take-up device relates to cable reel take-up technical field, the take-up device includes: base, be equipped with the lifting mechanism for lifting the cable reel of different length on the base and be equipped with the clamping rotary mechanism for the cooperation with lifting mechanism and suspend the cable reel and drive its rotation to the cable of take-up, the lifting mechanism includes: the mounting seat that lifts along the vertical direction, two groups of adjustable spacing for lifting the lifting plate of cable reel are equipped with on the mounting seat through adjusting assembly. The device when using, overcome the prior art in the cable reel that cannot quick and convenient place suspends and takes up the cable and take-up, in addition because the length of cable reel exists the significant difference because of the cable specification difference, cannot adjust the spacing of flexible adjustment to adapt to the cable reel of different length, lead to the cable reel in the rotation process and easily occur axial deviation, cause the problem of cable winding not neat.

This application relates to a ride-on lawnmower and its dual-blade chassis mechanism, including a blade disc and two cutting blade assemblies. Each cutting blade assembly includes a mounting base, a rotating shaft, blades, a locking element, and a rotation-limiting element. The blade disc has two mounting slots, and the mounting base is detachably fixed within these slots. The rotating shaft is rotatably connected to the mounting base, and the locking element locks the rotating shaft and blades. The rotation-limiting element includes a fixing block, a insertion rod, and an adjusting rod. The outer wall of the mounting base has several inner grooves, and the fixing block is detachably connected to one of these grooves. The adjusting rod coaxially fixes one end of the insertion rod. The fixing block has a threaded hole into which the adjusting rod is threaded, with its end protruding and having a cross-shaped groove. The mounting base has a movable slot for the insertion rod to enter, and the rotating shaft has a slot for matching the insertion rod. An adjustment gap is left between the fixing block and the bottom wall of the inner grooves, ensuring the insertion rod remains within the movable slot. When changing blades, rotating the adjusting rod causes the insertion rod to insert into the slot, limiting rotation and preventing the two blades from moving together, thus improving safety. The detachable fixing block facilitates the installation and removal of the rotation-limiting element.

The utility model discloses a kind of comminution cutting device on cutting type water pump, including cutting cutter, cutting tool bit, pump body, motor rotating shaft, impeller, fastening screw rod, blade and cutting edge, the cutting tool bit is connected with motor rotating shaft by inlaying fastening screw rod, the surface of cutting cutter is with center as origin annular array distribution has inner ring cutter hole and outer ring cutter hole, the water suction opening of pump body is provided with annular chute, cutting cutter is fixed in pump body by fastening screw, motor rotating shaft is locked after penetrating pump body with cutting tool bit by fastening screw rod.The utility model cutting tool bit is connected with motor rotating shaft by completely embedded fastening screw rod, screw rod outer surface is not protruding on tool bit end face, from structure, eliminate long fiber winding risk, guarantee equipment continuous operation, cutting cutter is with center as origin annular distribution inner ring cutter hole and outer ring cutter hole, form multilayer cutting area, cooperate the rotary motion of cutting tool bit, significantly increase the contact frequency of sundries and cutting edge, improve comminution efficiency.

This application provides a rotary blood pressure monitor, including a main frame, a blood pressure monitor, connection ports on the left and right sides of the blood pressure monitor, and a charging port. The front end of the main frame has a placement port for a torque shaft. A connector is connected to the interior of the placement port via a rotating shaft. The upper and lower sides of the main frame have a second chamber and a first chamber, respectively. The front end of the first chamber is rotatably connected to a rotating shaft with a through hole. A hand rest is installed on the top side of the main frame. The blood pressure monitor is placed inside the first chamber, and a storage box is placed inside the second chamber. The first and second chambers allow for the placement of the blood pressure monitor and the storage box for the monitor's connecting cable and air bladder. The hand rest allows for arm placement during blood pressure measurement. When the blood pressure monitor rotates out of the first chamber, it is offset from the main frame without interfering with the measurement, facilitating easy handling and placement, and reducing the problem of tangled connecting cables.

This utility model relates to the field of cable winding and unwinding, and in particular to an infrared proximity alarm device for cable reels. It includes a support base, inside which a drive motor is installed. An emergency stop assembly is located at the end of the drive motor furthest from the support base. The emergency stop assembly includes a compression spring, with two compression blocks fixedly connected to both ends of the compression spring. An outer locking tooth and an inner locking tooth are fixedly connected to the side of each compression block furthest from the movable fixed post, respectively. An inner gear disk is engaged with the side of the outer locking tooth furthest from the compression block, and an outer gear disk is engaged with the side of the inner locking tooth furthest from the compression block. This utility model, through the bidirectional engagement and locking design of the inner and outer gear disks and locking teeth, combined with the elastic force of the compression spring, can quickly lock the inertial rotating support sleeve after the drive motor is powered off. This mechanical linkage structure achieves millisecond-level bidirectional self-locking, greatly shortening the emergency stop response time and improving personnel safety protection in high-risk winding scenarios.

The utility model discloses a U-shaped multi-stage grounding ESD (Electro-Static Discharge) anti-static wrist strap connector, which comprises an ESD equipment host (1), the ESD equipment host (1) is provided with at least one plug-in ESD wrist strap connecting wire (7), and the ESD wrist strap connecting wire (7) is provided with a U-shaped connector (2); the ESD equipment host (1) is provided with a U-shaped notch (3), and the U-shaped connector is arranged in the U-shaped notch (3). The connector provided by the utility model adopts an embedded design, and the U-shaped connector is embedded into the U-shaped notch of the ESD equipment host, so that not only is the aesthetic property of the equipment improved, but also the grounding reliability and the use safety are remarkably improved through a multi-stage grounding design and an anti-falling structure.

This utility model belongs to the field of seedling technology, and in particular to a seedling tray, comprising: a base, including a frame-shaped main body, on which symmetrically arranged side sealing plates are provided; and a top tray, including a top frame, on which multiple through-holes are provided, and a main sealing plate forming a U-shape is provided at the bottom of each through-hole. The bottom of the main sealing plate is provided with a drainage hole. The main sealing plate and the side sealing plates cooperate to form multiple seedling pits. The entire top tray can be removed. The sides of the main sealing plate forming the U-shape are not blocked by the side sealing plates, so the sides are open, which allows for convenient removal of the nutrient soil and seedlings together. It eliminates the need to remove the nutrient soil and seedlings from the seedling pits one by one with a small shovel, making it more convenient. The removed nutrient soil is also more intact, preserving more roots and improving the survival rate of the seedlings.

This utility model relates to the technical field of fancy composite network yarn preparation equipment. A device for preparing high-cohesion, high-weaveability fancy composite network yarn includes a base plate, a winding mechanism on the top left side of the base plate, and a guide mechanism on the top right side of the base plate. An auxiliary mechanism is provided at the bottom of the base plate. The winding mechanism includes a connecting plate, a motor mounted on the top of the connecting plate, a third gear fixedly connected to the output end of the motor, a third connecting rod fixedly connected to the top of the third gear, and a support rod fixedly connected to the top of the third connecting rod. Through holes are provided at the top and bottom ends of both sides of the support rod, and telescopic rods are installed in each of the four through holes. A support plate is fixedly connected to the telescopic end of the telescopic rod, and a spring is provided on the outside of the telescopic rod. This utility model, through the telescopic rods and springs in the winding mechanism, enables the device to adapt to rolls of different sizes, improving the production efficiency of fancy composite network yarn.

The utility model provides a kind of wiring device of electrical equipment installation, including wire slot, the upper position of two parallel sides of wire slot is equipped with multiple even arrangement partition strip, there is gap for inserting electric wire between adjacent two partition strips, the top cover is inserted in the one end of partition strip away from wire slot, bottom plate is inserted in the side away from top cover in wire slot, the upper side of bottom plate is equipped with multiple layer and the layered strip of parallel arrangement of bottom plate, two perforations are set in the upper surface of layered strip, guiding rod is inserted in the perforation, the one end of guiding rod is connected with bottom plate, the upper side of perforation is equipped with the support sleeve of concentric arrangement with perforation, the one end of support sleeve is connected and fixed with layered strip, rubber sleeve is pasted in support sleeve by glue, the utility model has the beneficial effects as follows: multiple electric wires are arranged in wire slot in layered manner, reduce the resistance of damaged line extracted from wire slot in later period.

The utility model discloses a mouth stick launch unit maintenance removal car, mouth stick launch unit bottom is equipped with the installation column of threaded hole, mouth stick launch unit maintenance removal car includes movable frame, be equipped with the positioning mesa on movable frame, open the positioning sliding slot of strip on the positioning mesa, support through the positioning mesa to mouth stick launch unit, and the positioning sliding slot of positioning mesa and the installation column sliding fit of mouth stick launch unit bottom, and movable frame is equipped with the storage space in the part below positioning mesa, still be equipped with fixed block below positioning mesa, open the perforation on fixed block, and through screw from below to up in turn pass the perforation of fixed block, the positioning sliding slot of positioning mesa, the threaded hole of mouth stick launch unit and then screw down the nut, realize the locking positioning of mouth stick launch unit on positioning mesa. Compared with prior art, the utility model has the following advantages: realized the quick positioning support of mouth stick launch unit, vertical maintenance, can single -person operation and can safe storage.

The embodiment of the utility model provides a cold chain display which comprises a display screen, a display mounting frame, at least one connecting convex part and a shell, the display screen is mounted on the display mounting frame, the display mounting frame is provided with a first outer side wall, the connecting convex part is arranged on the first outer side wall in a protruding mode, and the connecting convex part is connected to the shell. The shell covers the display mounting frame, and the first outer side wall and the inner wall of the shell form a wire passing channel. Thus, the wire passing channel can meet arrangement of the wire harnesses of the display screen, the situation that the wire harnesses of the display screen are scattered on the display mounting frame and are wound with the wire harnesses of other devices can be reduced, the space between the shell and the display mounting frame can be reasonably utilized, the display mounting frame does not need to be independently provided with a wire harness mounting position for mounting the wire harnesses, and the wire harness mounting efficiency is improved. The display mounting rack has enough strength, the reliability of the display mounting rack can be guaranteed, the structure of the display mounting rack can be simplified, and the display mounting rack is convenient to manufacture.

A biomimetic active-passive coordinated low-resistance anti-clogging stubble-breaking device includes a frame assembly, a power transmission device, and a stubble-breaking component. The stubble-breaking component includes a transmission fixing bracket, a dual-disc active stubble-breaking unit, and a corrugated disc passive stubble-breaking unit. The dual-disc active stubble-breaking unit comprises two back-to-back biomimetic concave serrated discs. The corrugated disc passive stubble-breaking unit comprises a corrugated disc, wherein the biomimetic concave serrated disc adopts the concave serrated disc of the third tooth of a biomimetic tea geometrid moth, and its surface has an asymmetrical progressive serrated structure, which can efficiently cut straw and prevent entanglement. The passive auxiliary unit is a corrugated disc, connected to the active stubble-breaking unit through a double-row angular contact bearing, to assist in breaking up residual straw and throwing it to both sides of the seedbed. This invention, through the active-passive combined design, reduces operating power consumption and soil disturbance rate by 22.5% and 20.19%, respectively, and increases the straw removal rate of the seedbed by 9.09%, making it suitable for no-till sowing stubble-breaking operations in wheat-corn rotation areas.

The application provides a preparation method of a graphene heat-conducting film, which comprises the following steps: preparing an oxidized graphene dilute solution, slowly dropping the oxidized graphene dilute solution into flowing water, forming an oxidized graphene film on the surface of the water, and then pre-treating, carbonizing, graphitizing and calendering the oxidized graphene film to obtain the graphene heat-conducting film. In the application, the surface tension of water is used to reduce the generation of the wrinkled, twisted and folded state of the graphene film in the assembling process, and the water flow direction and flow rate are controlled to promote the directional assembly of the graphene film, so that the heat-conducting performance of the graphene heat-conducting film is improved.

The utility model belongs to the technical field of inoculant stacking machine, disclose a kind of inoculant stacking manipulator hand claw bag holding device, including base, mechanical arm and clamping jaw mechanism, the mechanical arm is installed at the top of the base, the surface of the mechanical arm is equipped with several fixed sheet metal parts, several fixed sheet metal parts between installation have cable protection sleeve, the inside of the cable protection sleeve is equipped with several cables and several gas circuits.The device can protect the cable and gas circuit by the setting of cable protection sleeve, reduce the winding between lines, and by the movement of the pressing rod, when the clamping jaw mechanism clamps the object, it helps to press the object, improves the stability during transportation, and improves the overall appearance of the inoculant stacking manipulator hand claw bag holding device, prolongs the service life of the inoculant stacking manipulator hand claw bag holding device, and improves the transportation effect of the inoculant stacking manipulator hand claw bag holding device.

The utility model discloses a linen overturning and conveying equipment, which comprises a linen tipping machine and a single throwing platform. The linen tipping machine comprises a fork, a track support, a lower bracket and a power device for driving the lower bracket to move up and down. The track support is composed of a vertical track and an arc track. The lower bracket moves longitudinally in the track through a track wheel. The upper part of the fork moves along the vertical track and the curved track through the track wheel. The waist part is hinged to the top end of the lower bracket through a supporting lug. The track wheel rolls along the arc track. The linen tipping machine realizes the lifting and overturning of the linen cart, so that the linen is smoothly poured onto the single throwing platform, and then conveyed to the linen spreading machine or the linen feeding machine. The whole process does not need manual intervention, greatly improves the operation efficiency and ensures the neatness of the linen and the smoothness of the subsequent processing process.