56results about How to "Reduce tangling" patented technology

The utility model discloses an electric control dimming power supply mechanism and a dimming device, and belongs to the technical field of dimming devices. According to the electric control dimming power supply mechanism and the dimming device, when the electric control dimming piece moves along the preset direction, the sliding piece can slide on the guide piece along the second direction along with the electric control dimming piece, and the sliding piece is connected with the mounting section of the wire harness, so that the wire harness is driven to move on the guide piece along the second direction; the moving direction of the wire harness is controlled, and the risk that the wire harness is wound or interferes with parts of the wire harness can be reduced. Meanwhile, the sliding piece can slide along the first direction relative to the mounting part of the electric control dimming piece, so that when the second direction is not parallel to the preset direction, the sliding piece can still smoothly slide on the guide piece without the problem of clamping stagnation, the assembly convenience of the guide piece can be improved, and the universality of the electric control dimming power supply mechanism is further improved.

This utility model belongs to the field of valve block production technology, specifically a valve block processing and adjustment device, including a machine base; a frame is fixedly connected to the top of the machine base; a sand storage tank is fixedly connected to the top of the frame; multiple conveying pipes are fixedly connected to the bottom of the sand storage tank; the conveying pipes are located inside the frame; a spray gun is fixedly connected to the end of the conveying pipe; the spray gun is inclined; a conveying assembly is installed in the middle of the machine base; the transmission assembly is used to convey materials, and the conveying assembly includes a drive motor set, a perforated conveyor belt, and rollers; the drive motor set is fixedly connected to the side wall of the machine base; the rollers are mounted on the drive motor set and located between the machine bases; a perforated conveyor belt is installed on the rollers; by adjusting the distance between the spray gun and the valve block, the sandblasting diffusion range and impact force are controlled, thereby adapting to the processing requirements of valve blocks of different materials and increasing the adaptability of this device.

The utility model provides an oil tanker tank washing oily water storage device which is applied to the field of oil tanker tank washing oily water storage and comprises a base, a tank body is fixedly arranged in a groove in the top of the base and divided into an upper layer and a lower layer, two stirring shafts are fixedly connected to the inner side of the upper layer of the tank body, and the outer ends of the stirring shafts are fixedly connected with a first paddle and a second paddle respectively. A water spraying pipe is fixedly connected to the lower end of the tank body; a water inlet is fixedly connected to the upper end of the tank body; a water outlet is fixedly connected to the right side of the tank body; a distribution plate is fixedly connected to the tank body; the stirring device and the filtering device are combined, so that synergistic interaction can be achieved, the treatment process is optimized, the resource utilization rate is increased, and the problems that a storage device cannot achieve integration of the stirring device and the filtering device, the treatment efficiency is low and energy consumption is difficult to reduce are solved.

The application relates to the technical field of lawn mowers, in particular to a cutterhead assembly and a lawn mower. The cutterhead of the cutterhead assembly is provided with a driving part, an annular supporting part and an annular mounting part from inside to outside, the supporting part is connected with the driving part in an inner ring and connected with the mounting part in an outer ring; the driving part is connected with a driving unit, the outer ring of the mounting part is provided with cutting blades, the supporting part is provided with one or more through holes, and when the cutterhead rotates, the air flow velocity on the side of the supporting part close to the ground is smaller than the air flow velocity on the side of the supporting part far from the ground. When the cutterhead rotates, the air flow velocity below is higher, an upper-lower pressure difference is formed according to the Bernoulli principle, a stable air flow from top to bottom is constructed, the upward movement of grass stems is blocked, and the broken grass stems entering the upper part of the cutterhead can be quickly discharged to the ground in cooperation with the through holes. The application effectively solves the problem of grass stem winding around the motor output end in the long-term use of the cutterhead of the lawn mower.

The application relates to a kind of knitting loom, including knitting machine main mechanism, the knitting machine main mechanism includes base, support column, intermediate large dish, middle top rod, top large dish, top support, wire feeding disc support, rotary cylinder, needle hooking groove, self-positioning sinker, hook type closed needle, lower cloth rotary frame;The support column is provided with multiple groups, is evenly fixed on the base, the intermediate large dish is fixed on the support column, the middle top rod is provided with multiple groups, is evenly fixed on the intermediate large dish, the top large dish is fixed on the middle top rod, the top support is fixed on the top large dish, the application can effectively reduce the problem that fabric appears edge mark due to the running roundness of knitting needle is out of tolerance, improve the problem that the difficulty of repair is caused by quick positioning reset in the process of disassembly and maintenance;Reduce the phenomenon that frequent downtime is caused by yarn winding or breakage, improve production efficiency.

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 application relates to the technical field of saddle processing, in particular to a power supply system for a forming rotary structure of a saddle leather sheath, which comprises a sliding rod horizontally suspended above the forming rotary structure, a plurality of pulleys are slidably sleeved on the peripheral wall of the sliding rod, the pulleys are connected with power lines through fixing ropes, the end of the power line is inserted into one end of the sliding rod and is wired along the length direction of the sliding rod, a plurality of connecting points are selected on the peripheral wall of the power line along the length direction at equal intervals, and the connecting points are connected with the plurality of pulleys through the fixing ropes, so that the possibility that the power line winding interferes with the normal work of the rotary structure 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 invention discloses an anti-tangling cotton yarn processing jet dyeing machine. A guide wheel is fixedly connected to the inner wall of a fixed frame. A jetting device is fixedly connected to the inner wall of the fixed frame on one side of the guide wheel. The jetting device includes a feeding pipe. A heating ring is sleeved and fixedly connected to the side of the feeding pipe. The bottom of the heating ring is connected to the outlet of an electric water pump. A rotating pipe is rotatably connected to the side of the feeding pipe. A winding wheel is fixedly connected to the side of the rotating pipe. A drive shaft of a first motor is fixedly connected to the end of the rotating pipe away from the feeding pipe. The fixed end of the first motor is fixedly connected to the side of the fixed frame. The inlet of the electric water pump is connected to the side of a collection tank. The feeding pipe passes through the side of the fixed frame and is fixedly connected to the side of the fixed frame. The fixed frame provides overall support for the equipment. Cotton yarn is guided along the guide wheel after being introduced.

The utility model discloses a raw cotton impurity analyzer with an antistatic roller shaft, which belongs to the technical field of textile machinery, and comprises a rack, a surface table at a feeding end and a carding roller, the roller shaft is arranged at the upper end of the surface table, the roller shaft is made of an integrated antistatic nylon material, transverse flutes are arranged on the surface of the roller shaft, and the surface resistivity is 10-10 omega.cm; positioning assemblies are installed on the two sides of the rack, each positioning assembly comprises a hydraulic air cylinder, a positioning clamping jaw and a pressure sensor, the telescopic end of each hydraulic air cylinder abuts against the end of the corresponding roller shaft through the corresponding positioning clamping jaw so that the roller shaft can be attached to the cambered surface of the corresponding surface table, and the pressure sensors monitor pressure values in real time and feed the pressure values back to the control system; by means of the integrated antistatic nylon roller shaft, the precise positioning mechanism driven by the hydraulic air cylinder and the bevel gear transmission assembly, electrostatic interference is effectively eliminated, millimeter-level dynamic positioning is achieved, friction loss is reduced, and raw cotton impurity detection precision and equipment operation stability are remarkably improved.

The invention provides a boring device for a differential shell, and relates to the technical field of boring. The boring device for the differential shell comprises a rack, a clamping mechanism is arranged on the upper surface of the rack and used for clamping the differential shell, cutter sliding rails are arranged on the two sides of the rack correspondingly, the cutter sliding rails are arranged in the length direction of the rack, the cutter sliding rails are slidably connected with a cutter base, and the rack is provided with two first drivers; an output shaft of the first drive is connected with one side of the tool base through a ball screw so as to drive the tool base to slide along the tool sliding rail, a second drive is arranged on the upper surface of the tool base, an output shaft of the second drive is fixedly connected with a boring tool, and displacement sensors are arranged in the tool base. The first drive and the second drive are both electrically connected with the central controller, the displacement sensor is electrically connected with the central controller, and the central controller can judge the moving distance of the two tool bases according to displacement data and conduct dynamic compensation so as to ensure that the displacement of the two tool bases can be consistent all the time.

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.

The application discloses a kind of weeding device based on forestry maintenance, it is related to weeding equipment technical field, including main crushing chamber, power device and grass pressing mechanism, grass pulling mechanism and crushing mechanism sequentially arranged in main crushing chamber inside along the direction of device advancement, grass pressing mechanism is pressed down to erect weed, grass pulling mechanism is pulled up to the weed after being pressed down together with grass root by grass hooking inclined plate, rigid grass removing guide piece makes pulled up weed separate from grass hooking inclined plate and enter crushing mechanism, crushing mechanism is crushed to weed and grass root by coaxial counter-rotating first crushing disc and second crushing arm, not pulled up weed is removed by cutting knife, and the material after crushing is discharged through discharge port, so as to reduce weed regeneration caused by grass root residue and improve continuous weeding processing capacity.

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 relates to the technical field of house detection, and provides a portable steel bar detector which comprises a host, a probe and a connecting line, one end of the connecting line is connected with the host, and the other end of the connecting line is detachably connected with the probe; a winding column is arranged on the outer wall of the host; the connecting wire is wound on the outer wall of the winding column; the winding column is provided with a positioning piece which is used for connecting the end, away from the host, of the connecting line with the winding column. The steel bar detector convenient to carry aims at reducing the situation that the connecting wire is wound in the storage process.

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.

The utility model relates to the technical field of digestive system department instruments, and particularly discloses an ascites drainage pipeline fixator which comprises a first positioning seat, a clamping plate is arranged on one side of the first positioning seat, and the clamping plate is connected with the first positioning seat through a spring piece. The second positioning seat is hinged to one side of the first positioning seat, the side, away from the hinged position of the first positioning seat, of the second positioning seat is rotationally connected with a positioning plate, and the positioning plate is connected with the first positioning seat through a fixing piece; the pipeline groove is formed between the first positioning seat and the second positioning seat; in the ascites drainage process, accumulated pipelines can be fixed and guided, winding, pressing, excessive bending and the like are reduced, ascites are drained into the drainage bag through the pipelines to be collected, and when the ascites are large in accumulated liquid amount, thick or not prone to flowing out naturally, the ascites can be sucked out through connection of the negative pressure suction pipe and the connecting pipe. Negative pressure is generated in a corresponding drainage bag connected with the drainage bag connector, the amount of effusion in the abdominal cavity can be rapidly reduced, and abdominal distension and discomfort of a patient are relieved.

The utility model relates to a feeding device, in particular to an automatic conveying, distributing and feeding device for granulation soft materials. Comprising a buffering bin used for receiving viscous soft materials, a conveying part and a driving part. The surge bin comprises a first material receiving groove and a second material receiving groove; the conveying part is located at the bottom of the first material receiving groove, and the output end of the conveying part is connected with the second material receiving groove. The conveying part comprises a feeding bin and a shaftless spiral piece located in the feeding bin, and the gap between the shaftless spiral piece and the feeding bin is smaller than 3 mm. The driving part is used for driving the shaftless spiral piece to rotate; the automatic conveying, distributing and feeding device for the granulation soft materials can completely replace physical labor, can uniformly distribute the materials, and has the advantages of guaranteeing uniform discharging and improving product quality and efficiency.

The utility model relates to the technical field of doffing machines, and discloses an automatic spun yarn doffing machine which comprises a base, a machine frame is fixedly connected to the front portion of the upper surface of the base, a mounting groove is formed in the upper portion of the front surface of the machine frame, an object collecting box is fixedly connected to the inner side wall of the mounting groove, and a plurality of air inlets are formed in the rear surface of the object collecting box. Through the combined design of the collection box, the exhaust fan, the filter screen, the cleaning brush and other parts, cotton fibers, fibers and other sundries generated during doffing can be effectively collected, the dust concentration of a workshop is reduced, winding of the sundries to equipment parts is reduced, the equipment failure risk is reduced, and meanwhile the cleaning burden is relieved; through the buffer damper and the buffer pad in the receiving box, the impact force of falling of spun yarns can be effectively buffered, quality reduction caused by collision of the spun yarns is reduced, meanwhile, the probability of deformation and breakage of the receiving box is reduced, the service life of the receiving box is prolonged, the maintenance cost of equipment is reduced, and the quality of spun yarn products is guaranteed.

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 relates to the technical field of cables, in particular to a cable convenient to move, which comprises a support. The transverse plate is fixedly installed in the middle of the support, a reel is installed on one side of the transverse plate through a bearing, a cable is wound in the reel, and a handle is installed on the outer side of the reel through a bearing; and the mounting plate is fixedly mounted at the bottom of the support, and wheels are fixedly mounted on the two sides of the bottom of the mounting plate. The movable block is installed at the top of the bottom plate, the bolt penetrates through the middle of the movable block through the thread, the second supporting leg is installed on one side of the movable block through the bearing, the sliding block is matched to be embedded in the sliding groove, and after the device is pushed to a fixed position, the top of the bolt is rotated to drive the second supporting leg to move downwards and abut against the ground. The stability of the device can be realized in cooperation with the first supporting legs, and movement during arrangement work can be prevented.

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.

The utility model relates to the technical field of grass chopper, specifically relates to a deep ploughing double -edged grass chopper, including installation sword axle, left sword seat, right sword seat, left grass chopper blade and right grass chopper blade, the left grass chopper blade and right grass chopper blade are provided with respectively loosening and cutting grass sickle part, longitudinal grass chopper part and horizontal grass chopper part, and the cutter realizes installation through the cooperation of installation sword axle and transmission shaft during installation, then, the transmission shaft is driven to rotate by drive mechanism and will drive installation sword axle to rotate, further drive left grass chopper blade and right grass chopper blade, and the loosening and cutting grass sickle part on left grass chopper blade and right grass chopper blade can cut weeds when loosening soil, further, longitudinal grass chopper part and horizontal grass chopper part continue cutting cooperation when rotating, thereby can better cutting treatment of weeds when breaking soil, reduce the entanglement of weeds, and further can better cutting and crushing of weeds when breaking soil, reduce the entanglement of weeds, and be favorable to guarantee the stable operation work of deep ploughing machine.

The invention discloses a textile yarn constant-temperature humidifying and antistatic device, and relates to the field of textile industry, the textile yarn constant-temperature humidifying and antistatic device comprises a vehicle body, a heat exchanger is arranged on one side of the top of the vehicle body, a heat conduction fan is arranged on the other side of the top of the vehicle body, a base is arranged on one side of the vehicle body, and an auxiliary mechanism is arranged on the top of the base; according to the yarn constant-temperature humidifying and antistatic device for spinning, the heat exchanger, the heat conduction fan and a temperature sensor of the auxiliary mechanism are in linkage with a servo motor, the hot air introduction amount of a heat conduction notch is controlled by means of an air shielding plate, and the heat conduction notch is controlled by means of a temperature sensor of the auxiliary mechanism. The multi-stage fan blades are unfolded to retain hot air in the discharging barrel, accurate regulation and control over the temperature and humidity around a single batch of yarn are achieved, the problem of uneven temperature and humidity distribution of conventional equipment is solved, it is guaranteed that the water content of the yarn is stable, and embrittlement and breakage are avoided.

The invention provides a leachate lift pump system with a multi-stage dynamic filtration and anti-blocking structure and a control method, and the leachate lift pump system comprises a reverse rotation cutting mechanism, a first-stage coarse filtration device, a forward crushing mechanism, a second-stage precise filtration device, a vortex centrifugal separation device and a main driving unit which are sequentially arranged in the leachate lifting direction, the main driving unit drives a main pump impeller of the leachate lifting pump system and a forward crushing mechanism coaxially connected with the pump impeller to rotate through a main pump motor; the percolate lift pump system further comprises a vibration monitoring module, viscosity monitoring modules arranged at the pump inlet of the main pump and the percolate flow channel, pressure difference monitoring modules arranged at the filtering devices, a flow monitoring module arranged at the pump outlet of the main pump and a liquid level monitoring module arranged at the percolate collecting pool. The vortex centrifugal separation device is used for separating solid substances and liquid substances of the percolate through centrifugal force of flowing of the percolate; the device is provided with a bionic anti-blocking conveying structure, has a screening and separating function, and can realize efficient multi-stage dynamic filtering and crushing.

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.

The utility model relates to the technical field of disposable auxiliary materials, in particular to a disposable auxiliary material for breast cancer surgery, which comprises a drainage bag and a connector, the connector is fixedly connected with one end of the drainage bag, the connector is communicated with the inside of the drainage bag, and one end of the connector far away from the drainage bag is provided with a connecting component. A drainage tube is fixedly connected to the side, away from the connector, of the connecting assembly, the connecting assembly comprises a connecting tube, the side, close to the drainage bag, of the connecting tube is fixedly connected with the surface of the connector, a shielding ring is fixedly connected to the inner wall of the connecting tube, and a fastening threaded sleeve is in threaded connection with the surface of the connecting tube. According to the utility model, due to the arrangement of the connecting assembly, when the drainage tube and the drainage bag are assembled by medical staff, the valve structure for sealing the drainage bag can be synchronously opened, so that the problem that waste liquid cannot be discharged into the drainage bag due to the fact that the medical staff forget to open the valve is solved, and the safety of auxiliary materials in actual use is further improved.

The application discloses a wire tension control device and relates to the field of light textile industrial equipment. The device is arranged at the wire inlet of a wire winding device. The wire passes through the ring porcelain eye at the base and the fork tooth. If the wire tension is too large or too small during the wire winding, the servo motor operates, the transmission rod and the transmission gear drive the rotating gear to rotate, the resisting plate and the threaded sleeve simultaneously move in the opposite direction, the fork-shaped tension control component is tilted or returned to the normal position, the wire at the ring porcelain eye is adjusted to be in the two states of being tightly stretched or relaxed by being attached to the surface of the porcelain column, the wire tension is increased or reduced, the wire is in the required tension state, and the flatness of fabric weaving is optimized.

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.