1742 results about "Traction cord" patented technology

Provided are a self-locking apparatus, an endoscope handle, and an endoscope. The self-locking apparatus comprises a driving lever (310), a rotating shaft (320), a traction rope driving member (330), an elastic member (340), and a first limiting assembly. The traction rope driving member (330) is synchronously and rotationally connected to the rotating shaft (320). A sliding stroke is provided between the traction rope driving member (330) and the rotating shaft (320) in an axial direction of the rotating shaft (320). The first limiting assembly comprises a resistance member (351). An axial movement stroke of the rotating shaft (320) comprises a first position and a second position. The elastic member (340) comprises a mounting portion (342) and an arc-shaped elastic portion (341). The self-locking apparatus can effectively avoid the problem in the prior art that teeth and tooth grooves on a driven gear and a driving gear are damaged due to the action of the elastic member on the driven gear. Meanwhile, the resistance corresponding to a unit length deformation generated by the arc-shaped elastic portion (341) of the elastic member (340) is reduced, the movement space for elastic deformation of the arc-shaped elastic portion (341) is increased, and the resistance encountered by the arc-shaped elastic portion (341) during a relatively large elastic deformation is reduced, so that a medical worker can easily and quickly complete state switching control, thereby improving the use convenience of the endoscope.

The invention discloses a dexterous hand finger based on connecting rod transmission, a bionic mechanical arm and a humanoid robot, belongs to the field of bionic mechanical arms, solves the problem that a transmission mechanism of an existing dexterous hand is low in response speed, and adopts the technical scheme that the dexterous hand finger mainly comprises a finger base and a finger body, a driver and a transmission mechanism in transmission connection with the driver are arranged on the finger base, the driver drives the finger body to bend and / or swing through the transmission mechanism, the transmission mechanism comprises a guide piece and a sliding block installed on the guide piece in a sliding mode, and the sliding block is in transmission connection with the finger body. A traction rope connected with the sliding block is wound on an output shaft of the driver, the driver controls the output shaft to rotate forwards and backwards so as to drag the sliding block to slide back and forth along the guiding piece through the traction rope, and then the finger body is controlled to bend and / or swing. The finger is mainly used for driving the sliding block to move through the pulling rope so as to control the finger body to bend and swing, and the response efficiency of the finger body can be improved.

The invention discloses an insertion tube and a manufacturing method thereof, an insertion part and an endoscope, and relates to the technical field of medical instruments, the insertion tube comprises an insertion body and an elastic tube, a first reinforcing layer and a second reinforcing layer are arranged in the insertion body, the second reinforcing layer is arranged outside the first reinforcing layer in a surrounding mode, and the first reinforcing layer is provided with a concave part. The first reinforcing layer and the second reinforcing layer can form double limiting and wrapping supporting on the elastic pipe, the concave shape of the concave part of the first reinforcing layer is utilized to be attached to the outer wall outline of the elastic pipe, and the outer side of the second reinforcing layer is matched for enclosing and restraining, so that the installation stability of the elastic pipe in the first channel can be greatly improved; bending moment generated by self-gravity, external force and the like of the elastic tube is effectively counteracted, the elastic tube is prevented from being bent under the action of self-gravity, external force and the like, the whole insertion tube is prevented from deforming along with bending of the elastic tube, and the form stability of the insertion tube in the cavity in the propelling process is guaranteed. And the straightness of a traction rope transmission path and the accurate conduction of a control instruction are ensured.

The invention relates to the technical field of assembly type wall bodies, and provides an assembly type building detachable wall body which comprises two erecting frames which are arranged in a mirror image mode and serve as a containing area for the assembly type building to place the wall body. The number of the main end bases is two, auxiliary end bases are slidably connected to the front sides and the rear sides of the main end bases correspondingly, a plurality of wallboards are connected to the sides, close to each other, of the auxiliary end base at the top end and the auxiliary end base at the bottom end through traction ropes, and the wallboards are spliced into a wall surface; and side plates are fixedly connected to the left end and the right end of the top side of the main end base at the bottom end. The wall body can be folded and stored in an unassembled state, the size is obviously reduced, the occupied space is greatly reduced, the wall body is more convenient to transport and store through the design, the transport efficiency is improved, meanwhile, the transport and storage cost is reduced, and the wall body is particularly suitable for the modular construction requirement of an assembled building.

The utility model discloses a pet tractor which comprises a tractor body, a traction rope, a connecting mechanism and a connecting buckle, the tractor body is in transmission connection with the connecting mechanism through the traction rope, and the connecting buckle is detachably connected with the connecting mechanism. The tractor body can drive the connecting mechanism to act through the traction rope so that the connecting buckle can be separated from the connecting mechanism, safety can be improved, and accidents can be reduced.

The invention discloses an insertion part and an endoscope, and relates to the technical field of medical instruments. Wherein the insertion part comprises an active bending section, a passive bending section, a first limiting structure, a second sleeve and a traction rope. A first limiting structure is arranged on a passive bending section, a limiting channel is formed in the first limiting structure, a second sleeve is arranged in the limiting channel, and the second sleeve can be movably arranged in the limiting channel in the axial direction of the limiting channel and can selectively stretch into a wire passing hole of a snake joint in an active bending section. The traction rope is arranged in the second sleeve and can move in the axial direction of the second sleeve, the traction rope is further connected to the snake joint located at the far end, the traction rope can be used for pulling the active bending section to be bent, and the second sleeve can be used for changing the bending radius of the active bending section. Therefore, according to the insertion part provided by the embodiment of the invention, the bending radius of the active bending section can be adjusted.

The invention discloses a portable root canal cleaning device and a use method thereof. The portable root canal cleaning device comprises a first tube, a first piston movably arranged in the first tube, a first needle connected to the bottom of the first tube, a second tube, a second piston movably arranged in the second tube and a second needle connected to the bottom of the second tube. The device further comprises a pulling rope, one end of the pulling rope is connected to the first piston, the other end of the pulling rope is connected to the second piston, the pulling rope movably penetrates through a middle guide piece, and the middle guide piece is located above the upper limit of the stroke of the first piston and the upper limit of the stroke of the second piston. The first piston and the second piston can be linked through the traction rope, so that an additional positive pressure or negative pressure device is not needed to drive flushing fluid to flow in the flushing and swinging washing process, the cost of equipment is effectively reduced, and the equipment is more convenient to carry, transport, replace and maintain.

The present invention provides a dance leg-kicking training device and a training method. The device includes a support frame, a rolling member, a traction rope, a leg fixing member, a driving mechanism and a sensor assembly. The rolling member is arranged on the support frame. The first end of the traction rope is wound around the rolling member, and its second end is connected to the leg fixing member. The driving mechanism is arranged on the support frame and connected to the rolling member, and is used for driving the rolling member to roll, so as to contract or extend the traction rope, and further lift or lower the leg. The sensor assembly is arranged at a relative interval with the support frame and electrically connected to the driving mechanism, and is used for controlling the driving mechanism to be in a static state when the leg kicks to a preset angle, so that the leg can stay at the preset angle, which can relax the muscle tissue of the thigh root and achieve the training effect of making the legs slender and straight. The present invention standardizes the action requirements and training skills of ground leg-kicking training through the dance leg-kicking training device, and improves the safety and autonomous training efficiency of leg-kicking training.

The invention discloses a detection device for electrical equipment, and relates to the technical field of electrical maintenance. Comprising an operating rod, a detection structure is installed on the operating rod and comprises a rail rod, the rail rod is installed at one end of the operating rod in a T shape, detection probes are installed at the two ends of the rail rod respectively, a traction base is slidably installed on the operating rod, and the two sides of the traction base are connected with the detection probes through connecting rods respectively; the traction seat is connected with a positioning rod which is connected with a traction rope; a control structure is mounted at one end of the operating rod and comprises a control rod, and a control block is slidably mounted in the control rod; a rope loop is installed on the control block, a positioning block is arranged in the operating rod, and the traction rope is wound around the rope loop to be connected with the positioning block. The device can be accurately controlled at a longer distance for detection, and is convenient to operate and higher in safety.

An anti-lunge leash device includes a base, an upper shell detachably connected to the base, a reel, a leash wound in an annular groove of the reel, a locking tongue and a leash extractor. First and second rotating shafts are arranged on an end surface of the base. The reel is arranged around the first rotating shaft. At least one tooth is arranged on the reel. The leash extractor is detachably connected to an edge of the end surface of the base. A notch matching the leash extractor is provided on the upper shell. The locking tongue is arranged around the second rotating shaft. A twisted surface is provided on a side of the locking tongue and fits to the leash. An engaging groove is provided on a side of the locking tongue adjacent to the reel. An edge of the engaging groove and the teeth form a clutch structure.

The utility model relates to a mounting type arch bridge main arch ring maintenance operation platform which comprises a walking system, a suspension system, a platform system and a platform lifting system. The walking system is provided with walking trolleys on the top faces of the two sides of the main arch ring respectively and can walk along rails arranged on the main arch ring, the suspension system is suspended on the two walking trolleys through a cantilever beam, platforms on the two sides of the platform system are located on the two sides of the main arch ring respectively, a lower platform is located below the main arch ring, and a winch of the lifting system is arranged on the suspension system. And the side platform and the lower platform are connected through a traction rope. The main arch ring maintenance platform is directly hung on a main arch ring and walks along the main arch ring, bridge floor traffic can be prevented from being affected, and constructors can carry out all-directional maintenance operation on the main arch ring on the platform.

The invention belongs to the technical field of medical instruments, and particularly relates to a thread hooking device for extraocular surgery, which comprises a handle, a support plate fixedly mounted on the handle, a connector fixedly mounted at one end of the support plate, a limiting block fixedly mounted on the connector, a sliding groove formed in the connector and a pressure block arranged on the connector. A through groove is formed in the supporting plate, a movable groove is formed in the handle, a winding wheel is arranged in the movable groove, the through groove communicates with the movable groove, and the winding wheel is fixedly connected with a traction rope. According to the thread hooking device for the extraocular surgery, due to the arrangement of the limiting hole and the pressing block, a surgical suture can be well limited, the surgical efficiency is improved, the winding wheel is rotated to drive the pressing block to move, and when the winding wheel does not wind the traction rope any more, the reset spring is reset; the connecting block is pushed to drive the pressure applying block to synchronously move to limit and clamp the suture, so that the stability of the surgical suture is improved, the surgical suture is prevented from accidentally falling off, and the surgical efficiency is improved.

The pier column concrete automatic vibrating device for bridge construction comprises a hanging box, the hanging box is installed at the top of a supporting formwork in a matched mode, a top hanging assembly is installed at the top of the interior of the hanging box and comprises a top plate, the top plate is fixedly arranged at the top of the interior of the hanging box, and a discharging hopper is fixedly arranged in the middle of the top plate; the blanking hopper is used as a diversion structure of concrete and curing water; the outer wall of the upper guide ring is symmetrically sleeved with spraying assemblies. Outer supporting assemblies are arranged at the bottom of the upper guide ring at intervals, each outer supporting assembly comprises supporting frames and an outer ring plate, the supporting frames are symmetrically arranged on the two sides of each outer ring plate, and the supporting frames are fixedly arranged in the hanging box; two traction wheels are symmetrically arranged on the surface of the top plate, a second traction rope is wound around the outer wall of each traction wheel, and the bottom ends of the two second traction ropes are connected with the inner supporting assembly. By arranging the automatic vibrating mechanism capable of automatically ascending and descending, layered vibrating can be quickly completed, and the safety is higher.

The invention discloses an intelligent cable traction system and a cable traction laying control method. A cable traction machine can electrically pull a traction rope and detect traction force in real time. And when the traction force exceeds a preset traction high threshold value, the cable winding and unwinding mechanism can be controlled to reduce the winding speed, so that the traction rope wound on the traction wheel is properly loosened, and the traction force is gradually recovered to be stable. And meanwhile, the cable winding and unwinding mechanism automatically adjusts the winding speed according to extrusion force data fed back by the pressure detection assembly, and it is ensured that the extrusion force is maintained within the preset parameter range. According to the embodiment of the invention, the extrusion force and the traction force are creatively combined, the winding speed of the cable winding and unwinding mechanism is comprehensively regulated and controlled, and the intelligent cable traction system is always in a reasonable working interval during traction and winding of the traction rope through an intelligent control mode, so that automatic traction and winding of the traction rope such as a steel wire rope are realized; therefore, the automatic traction operation of the cable connected with the traction rope is completed, and the intelligence and safety of cable laying construction are improved.

The invention discloses a low-energy-consumption building enclosure structure, which relates to the technical field of building enclosure, and comprises an enclosure mechanism, the enclosure mechanism comprises a cross beam, a frame, a chute, a winding wheel and a traction rope; sliding mechanisms are symmetrically arranged on the two sides of the cross beam, each sliding mechanism comprises a water tank, a water inlet is formed in the top of one end of each water tank, a shell is installed on the side face of each water tank, a plurality of water outlets are formed in the side face of each water tank at equal intervals, and two sliding blocks are symmetrically fixed to the two sides of each water tank; the sliding blocks are connected into the corresponding sliding grooves in a sliding mode. A cleaning mechanism is mounted at the bottom of the water tank and comprises a cleaning brush; a scraping mechanism is arranged in the shell and comprises a plurality of lifting columns installed in the shell at equal intervals, and a scraping plate is jointly installed at the bottoms of the lifting columns. The device has the advantages of being capable of removing stubborn stains on the glass roof and effectively shoveling accumulated snow.

The invention discloses a trigger device and a trigger method for a free fall test of progressive safety tongs of an elevator, and relates to the technical field of elevator testing, the trigger device for the free fall test of the progressive safety tongs of the elevator comprises a pulley assembly, a traction rope, a fixing part, a sleeve and a blocking part; the pulley assembly comprises an upper pulley and a lower pulley; the traction rope is arranged between the upper pulley and the lower pulley in a sleeving manner and is provided with a first traction section; the fixing part is fixedly arranged on the first traction section so as to move up and down along with the traction rope, and the fixing part is used for being fixed to one end of the lifting rod; the sleeve sleeves the first traction section and is fixed with the traction rope through static friction force, the sleeve is positioned at the lower end of the fixed part, and a distance is reserved between the sleeve and the lower end of the first traction section; and the blocking part is positioned below the sleeve, is limited and is used for blocking the sleeve when the sleeve moves downwards along with the first traction section. According to the technical scheme, the problem that potential safety hazards exist due to the fact that an existing device needs to adjust the sleeve at high altitude can be solved.

The invention relates to the technical field of detection equipment, and provides pipeline interior detection equipment which comprises a moving device which is arranged in a pipeline and moves in the axial direction of the pipeline. The detection device is connected with the moving device through a traction rope and located at one end of the moving device; the rotating frame is rotationally arranged relative to the moving device and located at the other end of the moving device; the rotating frame, the moving device and the detecting device are sequentially arranged in the moving direction of the moving device. The multiple scraping pieces are evenly distributed in the circumferential direction of the axis of the rotating frame and abut against the inner wall of the pipeline, and after the rotating frame rotates, the scraping pieces are used for scraping off impurities on the inner wall of the pipeline; the number of the side baffles is multiple, the two side baffles are arranged on the two sides of the scraping piece correspondingly, and a containing space is formed among the two side baffles, the scraping piece and the rotating frame. By means of the technical scheme, the problem that in the prior art, when a magnetic flux leakage detection technology is used for detecting the interior of a pipeline, due to the fact that rust exists in the pipeline, detection of the interior of the pipeline is inaccurate is solved.

The utility model relates to the technical field of wave-shaped guardrails, in particular to a punch forming device for wave-shaped guardrail machining. The device comprises an operation frame, the upper end of the operation frame is fixedly connected with an installation frame, the inner top wall of the installation frame is fixedly connected with a second hydraulic cylinder, the output end of the second hydraulic cylinder is fixedly connected with an upper pressing die, the upper end of the operation frame is fixedly connected with a lower pressing die, and the two sides of the lower pressing die are each provided with two clamping plates. And clamping mechanisms are arranged below the four clamping plates, each clamping mechanism comprises a rectangular groove, two moving blocks, four springs, a motor, two connecting grooves, a winding drum and two traction ropes, and the situation that a guardrail shakes in the stamping process, and the stamping effect is affected is prevented.

An embodiment of the present application provides a 3D endoscope, including: a mirror body, including a lens and a snake bone assembly, the lens being connected to the distal end of the snake bone assembly; a plurality of traction ropes, connected to the distal end of the snake bone assembly to enable the snake bone assembly to bend in multiple directions; a wire winding assembly, arranged at the proximal end of the mirror body, and the plurality of traction ropes are wound around the wire winding assembly; an elastic tube, the plurality of traction ropes respectively pass through the elastic tube, the elastic tube is connected to the proximal end of the snake bone assembly and extends towards the proximal end of the mirror body, and the actual length of the elastic tube is greater than the total straight-line length between the proximal end of the elastic tube on the snake bone assembly and the distal end of the elastic tube on the mirror body. The embodiment of the present application solves the technical problem of the single viewing angle of the 3D endoscope.

The utility model provides a high temperature resistant traction rope, the traction rope is composed of an outer layer and a plurality of plied yarns located in the outer layer, each plied yarn comprises a core body, a reinforcing layer is arranged on the surface of the core body, a protective layer is coated on the surface of the reinforcing layer, a middle layer is arranged on the surface of the protective layer, and spiral heat conduction wires are wound on the surface of the middle layer. And the surface of the heat-conducting wire is coated with a high-temperature- After the scheme is adopted, the structure is reasonable, the high-temperature resistance is good, and the structure is stable.

The invention relates to the technical field of endoscopes, and discloses an endoscope which comprises a shell, a driving module, a snake bone module and a lens module, the driving module is arranged in the shell, the snake bone module comprises a snake bone assembly and a traction rope assembly arranged in the snake bone assembly in a penetrating mode, the snake bone assembly is arranged on the outer side of the shell, and the lens module is arranged in the shell. The traction rope assembly is arranged in the extending direction of the snake bone assembly, the end, close to the shell, of the traction rope assembly extends into the shell and is in transmission connection with the driving module, and the driving module can drive the traction rope assembly to move so as to control the rotating direction and the rotating angle of the snake bone assembly; the lens module is arranged at the end, away from the shell, of the snake bone module. In the embodiment of the invention, the driving module is used for controlling the winding and unwinding length of each traction rope in the traction rope assembly, and the bending direction and the bending angle of the snake bone assembly can be accurately controlled, so that the multi-degree-of-freedom movement of the lens module is realized, the multi-angle observation and the multi-azimuth observation of the lens module are realized, the accuracy and the comprehensiveness of detection are ensured, and time and labor are saved.

The utility model provides an interactive paddling table, which relates to the field of entertainment equipment and comprises a shipway, a traction device and a pedal reversing plate, and the traction device and the pedal reversing plate are positioned at the front end of the shipway; the traction device comprises a traction rope, a rotating wheel and a first sensor, the rotating wheel is connected with the traction rope, and the first sensor is arranged on the rotating wheel; the pedal reversing plate comprises a pedal plate and a reversing valve arranged on the pedal plate. Thus, the traction device is used for controlling the speed, the pedal reversing plate is used for controlling the direction, and compared with an interactive paddle table of a double-paddle structure, the interactive paddle table does not need to reserve enough paddle space when being installed, and the occupied space of the interactive paddle table is reduced.

The utility model discloses a traction rope guide assembly, an endoscope handle and an endoscope, and relates to the technical field of medical instruments. The traction rope guiding assembly comprises a first rotating supporting piece and a second rotating supporting piece, the first rotating supporting piece and the second rotating supporting piece are arranged on a positioning column or a positioning sleeve of a shell in a sleeving mode, a first limiting groove is formed in the circumferential direction of the first rotating supporting piece and used for supporting a first traction section, and a second limiting groove is formed in the circumferential direction of the second rotating supporting piece and used for supporting a second traction section. A first limiting groove is formed in the circumferential direction of the first rotary supporting piece and used for supporting the second traction section, and the first limiting groove is further used for limiting radial displacement of the first traction section, a second limiting groove is formed in the circumferential direction of the second rotary supporting piece and used for supporting the second traction section, and the second limiting groove is further used for limiting radial displacement of the second traction section. The traction rope guide assembly can change the extension directions of the first traction section and the second traction section, guide and limit the traction rope, and prevent the traction rope from interfering with the internal structure of the handle shell.

The utility model relates to the technical field of steel wire rope maintenance, and discloses an automatic steel wire rope oiling maintenance device which comprises a cylinder and further comprises a central pipe arranged in the cylinder. According to the utility model, the original electric mechanical traction device is used for walking and oiling above the steel wire rope, the whole work can be finished by two to three persons after the oiling is finished, and under the condition of no power traction, a hanging wheel can be arranged on the steel wire rope at the front end of the oiling device, a pull ring of the oiling maintenance device is connected with the hanging wheel, and a traction rope is connected below the hanging wheel; and the oiling maintenance work of the steel wire rope can be completed by adopting a manual traction mode. The steel wire rope oiling maintenance device is wide in application range, can effectively carry out oiling maintenance on long-distance and large-span steel wire ropes, achieves the effects of being safe, time-saving, oil-saving, easy to operate, environment-friendly and labor-saving, is wide in application range, and can effectively carry out oiling maintenance on the long-distance and large-span steel wire ropes.

The invention provides a prostate stent which comprises a stent body and a pull rope, the stent body is made of shape memory alloy and comprises at least three supporting ridges extending in the longitudinal direction, and the far ends of every two adjacent supporting ridges are connected through a far side connecting part; the near ends of every two adjacent supporting edges are connected through a near side connecting part. The far end of each pull rope is independently connected with one near side connecting part, the near ends of all the pull ropes are gathered at the far end of the same traction rope, and the support body is folded through the pull ropes.

The utility model discloses an anti-slip drawer, and belongs to the technical field of drawers. Comprising a drawer body and a guide rail, clamping blocks are symmetrically and elastically connected to the side wall of the inner side end, arranged on the guide rail, of the drawer body, strip-shaped holes matched with the clamping blocks are symmetrically formed in the guide rail, the clamping blocks are elastically connected with the drawer body, and a traction mechanism is fixedly installed between the clamping blocks; the traction mechanism comprises two traction ropes which penetrate through the drawer body and are arranged on the panel side, one end of each traction rope is fixed to the corresponding clamping block, and the technical effect that damage to equipment and personnel caused by accidental falling of the drawer when the drawer is pulled out can be effectively avoided is achieved.

The utility model discloses an elevator limit switch distance and buffer distance automatic testing device which comprises a traction machine (10) which is arranged at the upper end of an elevator shaft and provided with an encoder, a traction wheel (1) is arranged on the traction machine (10), a guide wheel (2) is arranged on one side of the traction wheel (1), a traction rope (3) is arranged on the traction wheel (1) and the guide wheel (2), and the traction rope (3) is connected with the traction machine (10). An elevator car (4) and an elevator counterweight (5) are arranged at the two ends of the traction rope (3) respectively, a car buffer (6) corresponding to the elevator car (4) and a counterweight buffer (7) corresponding to the elevator counterweight (5) are arranged at the lower end of the elevator shaft, a limit switch (8) is arranged on one side of the elevator car (4), and a collision bow (9) corresponding to the limit switch (8) is arranged on the upper side and the lower side of the side wall of the shaft. The device can be used for automatically testing the distance, and is accurate in detection and low in cost.

The utility model belongs to the technical field of garden pruning shears, and particularly relates to a municipal garden vegetation pruning shears which comprise a supporting rod, a fixed cutting board and a rotary cutting board, the rotary cutting board is rotatably connected to one side of the fixed cutting board, the bottom end of the fixed cutting board is fixedly connected with a connecting rod, the inner wall of the supporting rod is slidably connected with a six-edge rod, and the six-edge rod is fixedly connected with the connecting rod. The top end of the six-edge rod is fixedly connected with a limiting disc, one side of the limiting disc is fixedly connected with a traction block, a traction rod is hinged between the traction block and the rotary cutting board, and the bottom end of the six-edge rod is fixedly connected with a traction rope; the traction rod is used for replacing a traditional traction rope, the traction rope is shielded by the supporting rod, and therefore the situation that branches and leaves are prone to being wound and difficult to get rid of in the operation process is avoided, follow-up normal use is facilitated, the transverse rod is controlled by holding the rectangular handle with two hands, the two hands apply force at the same time, and flexibility is improved; and the cutting effect on the branches is improved, and more time and labor are saved through two-hand use.