62results about How to "Avoid tangles and knots" patented technology

The invention relates to the field of electric connectors, in particular to an underwater separation electric connector and a plug thereof. The plug comprises a plug casing, wherein a mandrel casing pipe, a mandrel, a sliding sleeve, a steel ball, a pushing and pressing spring and a locking spring are arranged in the plug casing; a rotating part is also arranged on the plug casing; the mandrel casing pipe is arranged in the plug casing in a laterally slidable manner; the rotating part and the mandrel casing pipe form a lead screw nut mechanism for driving an adapted locking ring to reciprocate; a sealing section is arranged on one of the mandrel and the mandrel casing pipe; a sealing matched structure is arranged on the other one of the mandrel and the mandrel casing pipe; the sealing section and the sealing matched structure are mutually matched to block off the front part and the rear part of an inner hole in the mandrel casing pipe; and when the mandrel casing pipe and the adopted locking ring are unlocked and continuously pull the mandrel backwards, the sealing section and the sealing matched structure are staggered at the front part and the rear part and two ends of the inner hole in the mandrel casing pipe are communicated. According to the underwater separation electric connector assembly, the pressure relief separation is realized and the prevention of short circuit in the process that a socket is separated from the plug and after the socket is separated from the plug can be also realized.

The invention relates to the field of electric couplers, in particular to an electric coupler assembly, a plug of the electric coupler assembly and an underwater short-circuit-resistant socket of the electric coupler assembly. The electric coupler assembly comprises the plug and the socket, a mandrel locking mechanism is arranged between the plug and the socket, a socket contact piece comprises a floating contact piece and a change-over contact piece, the portion, behind a fixed insulator, of a floating insulator can be assembled in a socket shell body in a forward and backward floating mode, and a separating spring is arranged at the front end of the floating insulator in an ejecting mode, the floating contact piece is separated from the change-over contact piece under the action of the separating spring, a locking ring is fixedly assembled on the floating insulator and forward penetrates through the fixed insulator, the fixed insulator is matched with the locking ring in a sliding and sealed mode; a rotating piece is arranged on a plug shell body, a mandrel sleeve can be assembled in the plug shell body in a forward and backward sliding mode; the rotating piece and a sliding sleeve form a lead screw nut mechanism which is used for driving the locking ring to move and driving the floating contact piece to be connected with the change-over contact piece in an inserting mode; the problem that a socket of an electric coupler assembly can not be prevented from a short circuit underwater after being separated from a plug is solved.

The invention provides an automatic metal wire core stranding machine and stranding process. The automatic metal wire core stranding machine comprises a base, an inlet wire fixing plate, a carding fixing block, a stranding fixing plate, a carding mechanism, a stranding mechanism and a collecting mechanism. According to the invention, in the metal wire core twisting process, the following problemsthat a, at present, most metal wires are formed into a thick metal wire by twisting a plurality of metal wires, the used equipment can be used only by replacing different tools for different metal wires, the process is complex, the cost is high and the application range is limited; and b, the phenomena of knotting and winding of a wire core often occur in the stranding process of the existing wirecore stranding equipment, further the wire core standing is interrupted, the equipment needs to be adjusted and maintained to be continuously used, a large amount of time is wasted, the maintenance cost is increased, and the service life of the equipment is continuously shortened due to faults can be solved.

The invention discloses a creel. The creel comprises a plurality of warp frames. All the warp frames are arranged on the same side of a textile machine and are perpendicularly arranged relative to the textile machine. Each warp frame comprises a creel body. Each creel body comprises transverse supporting rods, longitudinal supporting rods and connection rods. A plurality of drum rods are arranged on a rear side plate of each creel body from top to bottom. A plurality of partition plates are arranged between the two longitudinal supporting rods on the front side face of each creel body. The partition plates correspond to the drum rods and parallel to the transverse supporting rods. A plurality of yarn passing holes corresponding to the drum rods are formed in the partition plates. A plurality of yarn guide plates are arranged on one longitudinal supporting rod on the front side face of each creel body. The yarn guide plates correspond to the partition plates. Yarn guide columns are arranged on the yarn guide plates. Yarn guide holes are formed in the yarn guide columns. The number of the yarn guide holes is the same as the number of the yarn passing holes. The creel is simple in structure, space is saved, more raw material yarn can be contained, and the phenomena of yarn winding and knotting are avoided.

The invention discloses a cable winding device with a guide structure, and relates to the technical field of cable winding. The cable winding device with the guide structure comprises a supporting shell, a winding mechanism and a guide mechanism. The winding mechanism at least comprises a winding reel and is used for winding a cable. The guide mechanism comprises a fixing piece used for fixing the free end of the cable and a driving piece used for driving the fixing piece to move, and the guide mechanism is used for enabling the cable to move back and forth in the axial direction of the winding reel. A power conversion mechanism is further included and comprises triggering assemblies located at the two ends of the stroke of the fixing piece and a steering adjusting assembly in transmission connection with the winding reel and the driving piece. Compared with a traditional winding mode, in the cable winding device, the free end of the cable is guided and limited, so that the free end of the cable does reciprocating motion along the winding reel in the winding process, and the cable can be evenly wound on the winding reel in a stacked mode.

The invention relates to the technical field of clothes, and discloses a spinning winding device capable of achieving quantitative winding and uniform winding based on reciprocating motion. The spinning winding device comprises a base, the whole device is supported, a vertical rod is fixedly connected to the upper portion of the base, a large gear and a small gear are stabilized, a roller shaft ismovably connected to the interior of the vertical rod, winding is carried out through the roller shaft, and a limiting disc is movably connected to the outer side of the roller shaft. Through cooperative use of the small gear, the large gear, a limiting frame and a moving rod, a rope moves left and right, and therefore winding is more uniform, and the situation that in the winding process, a spinning line is wound and knotted is avoided; through cooperative use of a touch block, a connecting rod and a touch block, subsequent steps are linked, the linkage performance of the whole device is improved, and operation is simpler; and through cooperative use of the limiting disc, a contact block, a supporting rod and a push rod, winding can be automatically stopped after quantitative winding iscompleted, quantitative winding is carried out, and manual control is not needed.

The invention discloses a silk weaving extension device of a textile machine, and relates to the technical field of textile machines. The silk weaving extension device comprises a top seat, wherein side plates are fixedly connected to both ends of the bottom of the top seat, a connecting plate is fixedly installed at the bottoms of the side plates, studs are respectively inserted into the bottomsof the side plates and the top of the connecting plate, and elastic washers and nuts are fixedly installed on both ends of the studs in sequence from inside to outside. According to the silk weaving extension device of the textile machine, the earthquake resistant performance of the extension device is improved, small-scale elastic deformation can be performed, the damage to the extension device due to sliding is avoided, the service life is prolonged, the extension device is convenient to install and remove, the later maintenance is facilitated, the operation is simple and quick, the labor intensity of working personnel is reduced, the stability of the extension device is increased, the power transmission is guaranteed, and the height of the extension device can be accurately adjusted dueto special and novel structural design, so that the silk weaving accuracy is increased.

The invention relates to a winding machine for frameworks of transformers. The winding machine is characterized in that a winding mechanism and a pay-off device are arranged on a support plate, the winding mechanism comprises a winding seat, the winding seat is arranged on the support plate, winding rotary shafts are arranged on the winding seat, the outer ends of the winding rotary shafts are connected to a winding motor, feed cylinders are connected with the inner ends of the winding rotary shafts and are provided with clamp blocks which are matched with the frameworks of the transformers, the pay-off device comprises a pay-off seat, copper wires of a pay-off plate are arranged on the pay-off seat, a wire outlet is formed in the pay-off seat, a wiring block which is matched with the wire outlet is arranged on the winding seat and is matched with the altitudes of the clamp blocks, and wiring openings which are matched with the wire outlet are formed in the wiring block. The winding machine has the advantages that the feed cylinders are arranged on the winding rotary shafts, the clamp blocks which are matched with the frameworks of the transformers are arranged on cylinder heads of the feed cylinders, vertically downward wire outlet holes are formed in the pay-off device and are matched with the wiring block, and accordingly the copper wires can be uniformly wound on the frameworks of the transformers and can be prevented from twining and knotting.

The invention discloses a telescopic wire box for a ground resistance measurement guide wire. The telescopic wire box comprises a box body (1). The center of the box body (1) is provided with a guide shaft core (2). The guide shaft core (2) is transversely arranged in the center of the box body (1) and in rotation connection with the front side and the rear side of the box body (1). One end of the guide shaft core (2) is provided with a handle (3). The poking handle (3) drives the guide shaft core (2) to rotate. The left side and the right side of the box body (1) are provided with a guide wire outlet I (4) and a guide wire outlet II (5) respectively. The ground resistance measurement guide wire (9) is located in the box body (1). One end of the ground resistance measurement guide wire (9) extends out of the box body (1) through the guide wire outlet I (4) to be connected with a ground resistance tester (6). After the main body of the ground resistance measurement guide wire (9) is wound around the guide shaft core (2), the other end of the ground resistance measurement guide wire (9) extends out of the box body (1) through the guide wire outlet II (5) for stretching.

The invention discloses a guyed meter reading rod comprising a clamping assembly, an infrared meter reading device, a telescopic rod and a handle. The clamping device is provided with a pressing device thereon. The pressing device comprises an upper slide rail, a lower slide rail, a roller, a first limit plate, a second limit plate, a spring, a transmission rope, a stay cord and a transmission part. The first limit plate is fixed on the clamping assembly. The upper and lower slide rails are of the same shape and protrude both towards the direction of an opening button. The lower slide rail includes a first lower slide rail and a second lower slide rail which are located on both sides of the opening button. The roller is sleeved with a first bearing and a second bearing. The transmission rope is connected with an outer ring of the first bearing. The spring is connected with an outer ring of the second bearing. In the invention, through the pressing device, the infrared meter reading device is enabled to align first and then read an electric meter by pressing the opening button when in use for meter reading of the electric meter at a high position, the failure of meter reading caused by the incapability of completing the alignment in a short time after the opening button is pressed to start the infrared meter reading device is avoided, and the efficiency of the meter reading is improved.

The invention relates to a high head column type multineedle sewing machine. A feeding mechanism, a bending needle mechanism and a thread wiping mechanism are mainly assembled on a column type base ofa sewing body, the feeding mechanism, the bending needle mechanism and the thread wiping mechanism are all connected to a lower shaft located on the sewing body, the lower shaft can drive the feedingmechanism, the bending needle mechanism and the thread wiping mechanism to move simultaneously, feeding teeth of the feeding mechanism perform front-back and up-down movement simultaneously, multiplebending needles of the bending needle mechanism swing back and forth by taking a pivot rod parallel to the lower shaft as the axis, a thread pushing rod of the thread pushing mechanism can move to the two opposite ends of the pivot rod. In this way, the feeding mechanism, the bending needle mechanism and the thread pushing mechanism cooperate with the machine needles to move synchronously, and astitch thread can be sewed on a sewing thing located on the column type base.

The invention discloses a preparation process of a smooth wig weft, and belongs to the field of wig preparation. According to the preparation process, by adopting dodecyl dihydroxypropyl phosphobetaine, a weft primary product is wet and washed to be clean, so that the smooth infiltration of the next step is facilitated, the qualitative friction among hair is also reduced, then the antistatic property of the hair is favorably improved, further, the possibility of adsorbing dust particles in air of the wig weft is reduced, the wig weft can be conveniently combed, the knotting of the wig is reduced, meanwhile, through the interaction between polysiloxane-polyaldoxyl ether copolymer and trimethyl silicate ester, the activity of polysiloxane-polyaldoxyl ether can be improved, the smoothness degree of the wig hair is improved, the trimethyl silicate ester enables polysiloxane-polyaldoxyl ether to be adsorbed to the surface of the wig hair, then the smoothness degree of the wig hair is further improved, thus the phenomenon that the wig weft has knotting and winding easily is avoided, namely, the wearing comfort is improved, and meanwhile, the artistic degree is increased.

A hose stiffener consisting of multiple rods or strips to be oriented parallel to the axis of a hose connected to multiple partial rings to be oriented perpendicular to the hose, preferably molded or machined as a single piece, for use in water, salt water, chlorinated water, fluid, chemical and outdoor environments. The hose stiffener can be readily installed or retrofitted onto hoses by clipping the hose stiffener onto the hose to prevent tangling or knotting. The hose stiffener may be used to prevent tangling or knotting of existing swimming pool cleaner feeder hoses without restricting the movement of the swimming pool cleaner and does not have features that could injure people who might contact the hose stiffener while swimming in the pool. The hose stiffened may be used in other applications and other environments to prevent tangling or knotting of hoses.

The invention discloses an improved underground water pipe with sludge clearing and drying treatment. The improved underground water pipe comprises a bottom plate, wherein a pipe body is arranged on an upper surface of the bottom plate; supporting legs are arranged on the lower surface of the bottom plate; the upper surfaces of the supporting legs are connected with the lower surface of the bottomplate; a motor is arranged above the supporting legs; a rack is mounted on the lower surface of the motor; the inner wall of the rack is connected with an outer wall of the motor; the lower surface of the motor is connected with the upper surface of the rack; the lower surface of the rack is connected with the upper surface of the bottom plate. According to the improved underground water pipe with sludge clearing and drying treatment, by virtue of match among the motor, a rotating shaft and a coupling, the motor is an Ac servo motor under the effect of a mixing propeller, the product qualityof the improved underground water pipe with sludge clearing and drying treatment is improved, the purchase cost of a user is saved, resource waste of the improved underground water pipe with sludge clearing and drying treatment is avoided, and the underground water pipe is suitable for popularization and application.

The invention discloses a high-low voltage switch cabinet with a protection device. Thehigh-low voltage switch cabinet comprises a cabinet body, wherein the outer side of the cabinet body is provided with a protection mechanism, the protection mechanism comprises a spring column, the outer ring of the spring column is wound with a damping spring, the top end of the damping spring is connected with a buffer rod, the top end of the buffer rod is respectively connected with a first protection plate and a second protection plate, one side of the first protection plate is provided with the second protection plate, the inner wall of the cabinet body is uniformly provided with a plurality of heat dissipation plates, and a wire pressing mechanism is arranged below the heat dissipation plates. According to the high-low voltage switch cabinet with the protection device, under the action of mutual cooperation between convex blocks and grooves, a plurality of cabinet bodies can be installed in a row, and the arrangement of damping springs, buffer rods and protection plates can prevent the cabinet bodies from colliding with one another and protect the cabinet bodies and internal parts thereof.

The invention discloses a mobile new energy automobile charging pile, and relates to the field of automobile charging piles, the mobile new energy automobile charging pile is characterized in that a charging pile body is movably sleeved with a base, universal wheels are fixedly mounted on the periphery of the bottom of the base, and the charging pile body is provided with a retractable conveying part. When charging is needed, an intelligent operation screen is clicked to start a servo motor to drive a rotating shaft to rotate, the rotating shaft rotates to drive a driving gear to rotate, the driving gear rotates to drive a reduction gear to rotate, the reduction gear rotates to drive a rotating rod to rotate, and the rotating rod rotates to drive a rotating plate to rotate; the rotating plate rotates to drive the charging cable to be unwound, so that the charging cable is prevented from being pulled, the service life of the charging cable is prolonged, the two rotating rollers rotate to drive the two rotating rollers to rotate oppositely, the charging cable can be conveyed out of the protection box, and the charging cable is prevented from being wound and knotted in the protection box.