126 results about "Constant-force spring" patented technology

The invention discloses a constant-force buffering mechanism and a robot, and belongs to the technical field of specialized robots, the constant-force buffering mechanism comprises at least two constant-force buffering assemblies arranged on a base and a plurality of driving wheels consistent with the constant-force buffering assemblies; the constant-force buffering assembly comprises a main support and a constant-force spring piece. The driving wheel is telescopically connected to the main bracket through a constant-force spring piece; the constant-force spring piece exerts counter-acting force on the base through vertical telescopic deformation so as to offset the gravity of the base and the gravity of the upper structure of the base, and it is guaranteed that the base and the upper structure of the base are kept stable in the vertical direction in the moving process. According to the constant-force buffering mechanism and the robot, the problems that in the prior art, a damping mechanism cannot completely avoid vibration generated by a wheel type moving device in the vertical direction when the wheel type moving device moves on an uneven road surface, and consequently bolt looseness, wire harness interface looseness, material fatigue strain and the like occur can be effectively solved; and therefore, the wheel type moving device has a fault in the operation process and cannot stably operate, and the like.

The invention discloses a self-adaptive constant-force buffering mechanism base and a robot, and belongs to the technical field of specialized robots. Two sets of buffering units and constant-force buffering assemblies are arranged at the front end and the rear end of the base correspondingly; driving wheels are arranged on the buffer unit and the constant-force buffer assembly; the buffer unit comprises a horizontal buffer structure, a vertical buffer structure and a support; the horizontal buffer structure is slidably connected with the support in the vertical direction; the top of the vertical buffer structure is hinged to the support, and the bottom is fixedly connected with the driving wheel; the support is fixedly connected with the base; the constant-force buffering assembly comprises a main support and a constant-force spring. The self-adaptive constant-force buffer mechanism base and the robot can effectively solve the problems that a damping mechanism in the prior art cannot completely avoid vibration generated by a wheel type moving device in the vertical direction when the wheel type moving device moves on an uneven road surface, so that bolt looseness, wire harness interface looseness, material fatigue strain and the like occur; and therefore, the wheel type moving device has a fault in the operation process and cannot stably operate, and the like.

The invention discloses a high-precision closed-loop force control linear rotating motor and a force control method thereof, and relates to the technical field of motors, the linear rotating motor comprises a shell, a linear motor, a rotating output shaft part, a constant force spring device, a force sensor and a controller, the rotary output shaft part comprises a rotary motor, a rotary connecting piece and an output rotating shaft, and can realize composite motion of axial reciprocating and angular rotation; the constant-force spring device provides constant balance force in the linear direction to compensate for gravity loads. The force sensor detects output thrust in real time and generates a feedback signal; the controller performs closed-loop force control adjustment according to the feedback signal; according to the motor, through the built-in high-precision force sensor and the constant-force spring structure, high-precision, low-force-value and stable force control performance is achieved, output fluctuation can be effectively reduced, and the system response speed and control precision can be improved.

The present invention discloses a bracket constant-force spring automatic switching structure and a display assembly thereof, comprising a mounting assembly, a bracket body, a sliding body, a trigger lever assembly, a first elastic assembly, and a second elastic assembly. The sliding body is slidably mounted within the bracket body, extending outward from the bracket body and connected to the mounting assembly. The first elastic assembly and the second elastic assembly respectively house constant-force springs, which provide elastic support when the first elastic assembly and the second elastic assembly slide. The first elastic assembly is fixed to the sliding body and slides therewith. The trigger lever assembly passes through the sliding body, and the two ends of the trigger lever assembly extend into the mounting assembly and the bracket body, respectively. The trigger lever assembly includes a trigger position and a reset position. The reset position prevents the second elastic assembly from sliding with the sliding body, while the trigger position causes the second elastic assembly to slide with the sliding body. The bracket of the present application can automatically switch the constant-force spring according to the mounted display.

The application discloses a capillary type ion liquid electric spray thruster with electrically controlled thrust, and belongs to the technical field of micro-nano satellite micro propulsion. The application comprises a propellant tank, an upper shell, a constant force spring, a limiting plate, a capillary and an extraction electrode. The inner and outer walls of the capillary are covered with a dielectric layer with a micron level thickness, and the inner wall is covered with a hydrophobic layer with a nanometer level thickness. The extraction electrode is fixed through an insulating screw; and the upper shell is fixed with the propellant tank. The application is based on the principle of electric wetting, uses an electric field to control the active supply of ion liquid and simultaneously adjusts the thrust size of the thruster. The application can not only save complicated fluid control components such as high-precision pumps, valves and pipelines, but also can couple the supply process and the emission process of the ion liquid, simplify the operation process of the thruster system and facilitate the miniaturization of the thruster system. The application is suitable for resistance compensation, position keeping and attitude control of low-power micro-nano satellites.

An elongated member is used to create tension to move teeth en masse to correct Class II and Class III malocclusions. The elongated member has a constant force spring that, when stretched, provides tension along the elongated member. A mesial end of the elongated member is attached to a bridge assembly which is attached to a row of teeth, and a distal end of the elongated member is attached to an anchor. The spring member provides a constant tension which moves the bridge assembly, and hence the row of teeth, a precalibrated distance.

The present invention relates to a production method of stainless steel strip for constant force springs, which comprises the following steps: first, select a 301B type stainless steel strip blank with a tensile strength of more than 900 N / mm2 and a hardness of more than HV200, then perform a primary rolling using a precision rolling mill, after the rolling is completed, wind it up through a winding device, and then remove the rolling oil on the stainless steel strip through a degreasing and cleaning device; the present invention has the advantage of improving the production efficiency of stainless steel coils.

The utility model relates to the technical field of power electronics, and discloses a superconducting energy storage device which comprises a shell, the front side and the rear side of the shell are each provided with four first damping rods, and connecting plates are fixedly connected among the four adjacent first damping rods. And the left side and the right side of the shell are each fixedly connected with two second damping rods, a side plate is fixedly connected between every two adjacent second damping rods, the left side and the right side of the shell are each provided with four rotating rods, and the opposite ends of every two front-back adjacent rotating rods are rotationally connected with the adjacent connecting plates. According to the shock absorber, when the connecting plate is collided, the first constant force spring and the first damping rod on the inner side can buffer the collision, meanwhile, the rotating rods on the two sides extrude the side plates on the two sides, the side plates on the two sides are pulled by the second constant force spring and the second damping rod for buffering, and therefore secondary buffering on the collision is achieved; and the impact is prevented from directly acting on the energy storage device in the shell.

The application relates to the field of medical robots and discloses a constant-force spring assisting device and a manufacturing method thereof. The constant-force spring assisting device comprises a fixing base, a center wheel and a plurality of constant-force springs which are rotationally connected with the fixing base, the plurality of constant-force springs are symmetrically arranged around the center wheel, the central axes of the plurality of constant-force springs are arranged in parallel with the central axis of the center wheel, each constant-force spring is connected with the center wheel through a traction rope, the center wheel is connected with an external moving part through an output rope, the traction ropes are arranged in parallel with each other, the traction ropes are arranged in parallel with the output rope, the output rope provides a resultant force of the constant forces provided by the plurality of constant-force springs to the constant force assisting force provided by the moving part, the constant-force spring assisting device can provide greater constant force assisting force to the outside under the limited space, the constant-force spring assisting device is helpful to realize miniaturization and modularization, and the demand of more application scenes can be met.

The application discloses a constant force spring support hanger detection device, and belongs to the technical field of constant force spring support hangers. The device comprises a protective shell frame, a positioning mechanism arranged in the protective shell frame and used for restraining and limiting a constant force combined constant force spring support hanger to be detected, and a stretching mechanism arranged in the protective shell frame and used for performing elastic stretching detection on the limited support hanger. The stretching mechanism comprises a displacement frame arranged outside the protective shell frame and used for connecting a stretching end of the support hanger, and a driving assembly arranged outside the protective shell frame and used for driving the displacement frame to move so as to drive the support hanger to stretch. The transmission assembly in the positioning mechanism is used for connecting the jacking assembly and the pressing assembly, the whole positioning and fixing process is completed at one time, multiple independent driving mechanisms do not need to be operated respectively, the detection time is greatly shortened, the detection efficiency is improved, and the application demand of large-scale or rapid detection can be met.

The utility model relates to a constant-pressure pipe washing device for a single J pipe. The constant-pressure pipe washing device comprises a sleeve, a push rod, a cross rod and a rotary chuck, the push rod is arranged in the sleeve, a containing cavity is formed in the cross rod, and a rotary clamping head is arranged in the containing cavity; the rotary chuck is rotationally connected with the cross rod; the rotating clamping head comprises a disc, a vertical rod and a rotating head, a clamping cavity is formed in the disc, an opening is formed in the clamping cavity, and the push rod enters the clamping cavity through the opening and is fixed in the clamping cavity under rotation of the rotating clamping head; the push rod comprises a push rod head, a push rod main body, a push-pull rod, a constant force spring and a piston; notches are formed in the two sides of the sleeve, and the push-pull rod is located in the notches, moves in the notches along with traction of external force and drives the push rod; the tube washing device has the advantages that family members of a patient can conveniently wash tubes for the patient at home, the discomfort of the patient is reduced, and the purposes of preventing tube blocking and infection are achieved.

The invention discloses a metal tank body machining, sealing and shaping device, and belongs to the technical field of tank body machining and sealing devices.The metal tank body machining, sealing and shaping device comprises an operation table body, an isolation baffle is fixedly installed on the side edge of the upper end of the operation table body, and a main control box is fixedly installed on the side edge of the isolation baffle; a lifting table is fixedly installed in the middle of the operation table body, a third electric push rod is fixedly installed at the lower end of the lifting table, and through the structure provided with a positioning rod, when metal tank sealing machining is conducted, a constant force spring can provide stable thrust, so that a sealing piece can be automatically matched with the packaging height within a certain range, and the sealing efficiency is improved. By means of the structure, metal tank bodies of different specifications can be rapidly packaged, through the arrangement of the heat insulation box, when the sealing head is attached to the sealing position of the upper end of the tank body for sealing, extra interference force can be provided through the instant heating memory alloy after the sealing head is attached to the tank body, and therefore the tank body can be machined.

The invention relates to the technical field of civil engineering construction, and discloses a device for detecting the position of a reinforcing steel bar in reinforced concrete construction, which comprises a plurality of templates for positioning the position of a reinforcing steel bar framework, each template is provided with a steel frame, a steel plate frame is arranged in the steel frame, one side of the steel plate frame is symmetrically provided with a guide shaft body, and the guide shaft bodies are arranged on the guide shaft bodies. The device for detecting the position of the reinforcing steel bar in the reinforced concrete construction has the advantages that the reinforcing steel bar framework and the reinforcing steel bar plate frame are used for limiting the reinforcing steel bar framework, the reinforcing steel bar plate frame is used for fixing the reinforcing steel bar framework, and the reinforcing steel bar plate frame is used for fixing the reinforcing steel bar framework; the situation that the position deviation is too large when the steel reinforcement framework is installed in an overall formwork entering mode is effectively avoided, and the position of the steel plate frame can be adjusted within a certain range through sliding connection of the steel plate frame and the steel frame; and damage caused by rigid contact between the reinforcement cage and the steel grillage or the steel frame in the hoisting process is avoided.

The application discloses a constant force floating device, a control system and a method for realizing force-position hybrid compliant control, and relates to the technical field of constant force floating sensors. The constant force floating device comprises a flange end quick change mechanism connected with a mechanical arm and an end quick change mechanism connected with an execution end. A force sensor is arranged on a sensor mechanism. A constant force spring is arranged on a constant force spring fixing plate, and a spring pull rod is arranged on a constant force floating connecting plate. When the end quick change mechanism is subjected to pressure, the spring pull rod moves along the force direction, drives the organ pipe to contract, and realizes constant force contact between the execution end and a contact object under the action of the constant force spring. When the moving distance of the spring pull rod reaches the limit, the force sensor is triggered, and then the mechanical arm is triggered to move. Under the joint action of the mechanical arm and the constant force spring, the execution end and the contact object are in constant force contact. The constant force floating device is a pure mechanical structure, is simpler in structure, lower in cost, lighter in weight and more convenient to control than a pneumatic floating device.

The present invention provides a constant-force spring pull-free curtain system, comprising a curtain body and an upper roll-up tube connected to the upper end of the curtain body, wherein one end of the upper roll-up tube is connected to the left bracket via a resistance mechanism, and the other end is connected to the right bracket via a constant-force spring power system, wherein the constant-force spring power system comprises a constant-force spring mechanism provided with a constant-force spring and a power fine-tuning mechanism for adjusting the elastic force of the constant-force spring, wherein the constant-force spring mechanism is arranged inside the upper roll-up tube, and the power fine-tuning mechanism connected to the constant-force spring mechanism is connected to the right bracket. A power transmission mechanism is arranged between the power fine-tuning mechanism and the constant-force spring mechanism, so that the axis of the rotating wheel and the axis of the spring sleeve are respectively arranged on both sides of the axis of the upper roll-up tube. The present invention reduces the overall width of the pull-free curtain system. It effectively reduces the required diameter of the upper roll-up tube, thereby meeting the needs of small-diameter curtains.

The utility model discloses an auxiliary device for detecting the integrity of a foundation pile, which relates to the technical field of simulation detection devices and comprises a fixing frame, a power structure is arranged at the upper end of the fixing frame, and a four-rail take-up structure is fixedly mounted on the outer surface of the power structure. The auxiliary device for detecting the integrity of the foundation pile is high in applicability, the defect that measurement needs to be carried out on site under the existing condition is overcome, influences of weather and places are avoided, and the gravity environment of foundation pile detection can be simulated indoors; the distance among the four rails of the cable can be isolated and fixed through the limiting nuts, so that the distance can be conveniently adjusted according to the diameter of the cable; the pure mechanical structure is simple and reliable, and electrical environment and energy source do not need to be considered; a constant-force clockwork spring is adopted, operation is convenient by means of a material, a four-rail take-up structure is adopted, take-up and pay-off can be conducted synchronously through one person, and meanwhile the conditions of four cables in a foundation pile detection simulation sound wave penetration method can be met.

The invention discloses a constant-force spring energy storage power-assisted wheelchair and an energy recovery method thereof, and belongs to the technical field of walking aids. For a half-floor home-entry scene of an old community, a steel wire rope is pulled out through the gravity of a human body when going downstairs to wind a constant-force spring to store energy, and the constant-force spring is rolled back to pull a star wheel to rotate to release energy when going upstairs, so that energy recycling is realized. The core innovation comprises a scroll constant-force spring-steel wire rope-ratchet mechanism, a coil spring for storing energy when going downstairs and an energy release for assisting when going upstairs; the lock is mechanically held, the lock is unlocked by holding, and the lock is unlocked by loosening hands, so that the safety is ensured; and by adopting the design of 180-degree turning-around when going downstairs, the accompanying and nursing front guide is realized, and the sight According to the technical scheme, a pure mechanical structure is adopted, zero power and zero leakage are achieved, the service life of the constant-force spring exceeds 100 thousand times, the constant tension is 150-250 N, and 50-70% assisting power can be provided for going upstairs. The system is low in cost, and is suitable for high-frequency, high-safety, low-cost and extreme-temperature environment demand scenes of half-floor home entry.

A weight support device for use with a walking aid to at least partially support a weight of a user. The weight support device includes an elongated guiding body mountable to the walking aid and having a longitudinal axis extending vertically, a connection body slidably mounted to the elongated guiding body for translating along the longitudinal axis, at least one constant force spring rotatably mounted to the elongated guiding body with an outer end of the spring connected to the connection body, and a body securing device for engagement with the user and mounted to the connection body. When the elongated guiding body is mounted to the walking aid, the spring exerts a restoring constant force on the connection body when the connection body moves away from the first end of the elongated guiding body.

This invention discloses a metal can processing, sealing, and shaping device, belonging to the technical field of can processing and sealing devices. The device includes an operating platform, with an isolation baffle fixedly installed on the upper side of the operating platform. A main control box is fixedly installed on the side of the isolation baffle. A lifting platform is fixedly installed in the middle of the operating platform, and a third electric push rod is fixedly installed at the lower end of the lifting platform. Through the structure with a positioning rod, a constant force spring provides stable thrust during metal can sealing, allowing the sealing component to automatically match the sealing height within a certain range. This enables rapid sealing of metal cans of different specifications. Through the structure with a heat insulation box, when the sealing head is fitted to the upper sealing area of ​​the can, an instant-heat memory alloy provides additional interference force after the sealing head is fitted to the can, thereby facilitating can processing.

The utility model discloses a constant force spring support hanger, which relates to the technical field of support hangers, and comprises a main body unit, a support unit and a side support unit arranged in the main body unit, and a fixing unit arranged on the surface of the main body unit, the supporting unit comprises a supporting base installed below the main body unit, a main spring piece arranged above the supporting base, a main spring sleeve wheel installed on the top of the main spring piece, a main spring pressing plate installed on the top of the main spring sleeve wheel and a load piece arranged above the main spring pressing plate. According to the constant-force spring support hanger, through the arrangement of the supporting unit and the side supporting unit, stable supporting of the transverse pipe is achieved, and supporting separation caused by deformation of the transverse pipe due to thermal expansion and cold contraction is avoided.

The present invention relates to the technical field of spring supports and hangers, and specifically to an ultra-large displacement constant force spring support and hanger, comprising an outer shell, a lifting structure being provided on the top side of the outer shell, a disassembly structure being connected to the bottom side of the lifting structure, a support structure being connected between the disassembly structure and the outer shell, an adjustment structure being provided on the inner side of the lifting structure, a positioning structure being connected between the lifting structure and the outer shell, and a connection structure being connected to the top end of the lifting structure; the support height of the spring support and hanger can be quickly adjusted through the lifting structure, the spring can be conveniently replaced through the disassembly structure, and thus suitable support effects can be provided for different pipelines, the telescopic space can be adjusted according to the length of the spring through the support structure, the pipeline can be conveniently supported with high accuracy through the adjustment structure, the support angle of the device can be guaranteed not to change during the adjustment process through the positioning structure, and the influence of lateral movement of the pipeline can be reduced through the connection structure.

The invention relates to the technical field of heat exchangers, in particular to a constant multi-channel flexible sealing structure with a constant force spring support for a rotary heat exchanger, which comprises a plurality of rotor bin partition plates arranged in an annular array, and a multi-channel sealing structure is fixedly mounted on the upper sides of the rotor bin partition plates. A first fastening point, a second fastening point and a third fastening point are sequentially arranged at the connecting position of the rotor bin partition plate and the multiple sealing structures in the direction away from the center shaft, the second fastening point is a fixed point, the first fastening point and the third fastening point are floating points, downward deformation of a rotor is not affected by fastening, and the rotor bin partition plate is not prone to deformation. Compared with an original sealing structure, the multi-sealing structure can adapt to multi-working-condition operation of a unit, the sealing effect is guaranteed under different load conditions, the low air leakage rate is maintained, meanwhile, the field installation and adjustment workload is small, and maintenance and replacement are easy and convenient.

The utility model provides a poplar branch pruning device, which relates to the field of poplar branch pruning and comprises a pruning rod body, a protective cutter shell and a pruning blade, the right end of the pruning rod body is connected with the protective cutter shell through a threaded rod, and the pruning blade is arranged in a cavity of the protective cutter shell. The upper surface of the protective cutter shell is slidably connected with a limiting sliding plate through a connecting sliding groove, the lower end of the limiting sliding plate is in shaft connection with an upper rotating disc through a small motor, the lower end of the upper rotating disc is connected with a lower rotating disc through a bolt, and a pruning blade is clamped and fixed between the upper rotating disc and the lower rotating disc; the lower end of the lower rotating disc is movably connected with a telescopic sliding plate, the left side end of the telescopic sliding plate is connected with an electric push rod, and constant-force springs are distributed on the two side faces of the telescopic sliding plate. According to the trimming device, the problem that in the prior art, a protective shell of a trimming device is used for protecting a blade contained in the shell, and the blade is easily scratched by a saw blade exposed outside when being manually held by a hand to trim and move in daily life is solved.

A device ceiling mount (10) includes a telescopic arm having an adjustable length and a frame (5) attached to a lower end of the telescopic arm. The arm includes a set of slidable coupling members including at least an upper end member (20) and a lower end member (30). All components are slidably coupled to its adjacent components. The upper end member may be attached to a ceiling (15). Means (6, 7) may be attached to the frame. In addition, the device ceiling mount also includes a cable (55) coupled with one end to the lower end member and with another end to an adjustable constant force spring (50) coupled to the upper end member. The gravity acting on the device is counteracted by the force provided by the adjustable constant force spring.

The invention relates to the technical field of probes, and discloses a self-adaptive constant-force spring type probe structure which comprises a needle cylinder, a limiting cylinder is fixedly connected to the inner surface of the circumference of the needle cylinder, a lower ring piece is fixedly connected to the inner bottom wall of the needle cylinder, and the lower ring piece is fixedly connected with an upper ring piece through a vertical strip arranged on the upper surface of the lower ring piece; the shaft needle is slidably connected to the inner surface of the circumference of the limiting cylinder, the bottom end of the shaft needle penetrates through the needle cylinder and is fixedly connected with a probe, the outer surface of the circumference of the shaft needle is rotatably connected with a guide rod, an upper pushing ring is placed on the upper surface of the upper ring piece, and a lower pushing ring is placed on the upper surface of the lower ring piece. A rotating ring is rotationally connected to the inner surface of the circumference of the needle cylinder. The probe structure can effectively solve the problems that in the prior art, compression stress is conducted on the spring many times, the spring deforms, the pressure provided by the deformed spring on the probe is reduced, and stable contact between the probe and a measured object is affected.

The television base capable of freely lifting and rotating comprises a base plate and a stand column, the stand column is fixed above the base plate, and a lifting mechanism assembly and a rotating mechanism assembly are arranged in the stand column. The lifting mechanism assembly comprises a constant-force spring, a slide way assembly, a lifting slide block, a lifting iron piece and a stand column iron piece, the constant-force spring is arranged at the top of the stand column iron piece, the lifting slide block is arranged on the slide way assembly, the two sides of the slide way assembly are fixedly connected with the stand column iron piece, and a bearing combination is arranged on the lifting iron piece; the rotating mechanism assembly is arranged on a lifting iron piece of the lifting mechanism assembly, the rotating mechanism assembly comprises a rotating die casting, a rotating fixing iron piece and a rotating friction plate, and the rotating fixing friction plate is stacked together in sequence and is adjusted and fixed through the locking force of an adjusting screw. The lifting mechanism and the rotating mechanism are integrally designed, extra assemblies are not needed, the structure is compact, space is saved, the pure mechanical structure is adopted, electric driving is not needed, and the maintenance cost is low.

The invention discloses a hovering mechanism, a backrest, a seat and an adjusting method of the hovering mechanism, and relates to the technical field of furniture manufacturing, the hovering mechanism comprises a supporting part and a moving part, the moving part is movably connected to the supporting part through a lifting hovering device, the lifting hovering device comprises a guide groove and a moving frame, and the guide groove and the moving frame are matched with each other. A constant-force spring is assembled on the moving frame, the spring torque of the constant-force spring is matched with the gravitational torque of the moving part, and the free end of a spring belt in the constant-force spring is connected to the moving part / supporting part; the moving frame is assembled on the supporting part / moving part; the guide groove is assembled on the moving part / supporting part, and the moving frame can move along the guide groove. According to the hovering mechanism, the backrest, the seat and the adjusting method of the hovering mechanism, the spring moment of the constant-force spring is matched with the gravitational moment of the moving part, and smooth movement of the moving part under the action of external force and automatic stepless hovering after force withdrawal are achieved.

The present invention relates to a constant force spring box release device and a constant force hanging spring box release method. The constant force spring box release device includes a connecting assembly and an adjusting assembly. One end of the connecting assembly is used to connect to the spring in the constant force spring box, and the other end is used to connect to the pipeline that needs to be supported; one end of the adjusting assembly is connected to a fixed structure, and the other end is connected to the end of the spring away from the connecting assembly; wherein the end of the adjusting assembly connected to the spring can move in a direction away from the connecting assembly to provide tension for the stretching of the spring, so as to release the load applied by the spring to the locking structure of the constant force spring box. Through such a constant force spring box release device, the locking structure can be removed from the constant force spring box without the need for special dedicated tools, thereby achieving support for the pipeline.

The present invention provides an intelligent manufacturing device for a constant force spring, wherein a magnet is magnetically attracted to one end of a spring, and the spring is horizontally installed inside a track, and one side of the upper end of a discharging rack is rotatably connected to a turntable, and the side of the turntable close to the cross bar is rotatably connected to a push rod, and a protrusion is distributed on the outer side of the turntable, and one end of the push rod close to the turntable is on one side of the upper end of the turntable, and the push rod is horizontally inclined at 15-35 degrees, and the turntable rotates horizontally on one side of the upper end of the discharging rack. When the cross bar rotates at the upper end of the discharging rack, the cross bar drives the turntable to rotate back and forth horizontally through the push rod, and the protrusion can be driven to rotate synchronously during the rotation of the turntable. Through the rotation of the protrusion above the discharging rack, the discharging of the constant force spring can be separated, so as to avoid the constant force spring from accumulating at the upper end of the discharging rack, so that the intelligent manufacturing device can detect the elasticity of the constant force spring during the discharging process and facilitate the separation and discharging of the constant force spring.

This invention discloses a novel rodent- and termite-proof ultra-high voltage cable, comprising a cable body, which, from the inside out, consists of a conductor, an insulation layer, a filling layer, a wrapping tape, an inner sheath, a steel strip, and an outer sheath; it also includes two protective tubes, each with a storage cavity containing a repellent liquid; a clamp, on which a sponge and a sealing strip are fixedly mounted, and a connection hole is provided; the protective tubes have a connecting part, and the storage cavity is connected to the connection hole through the connecting part; by adding the repellent liquid into the storage cavity, it is absorbed by the sponge through the connecting part and the connection hole, giving the connection between the protective tube and the cable body a termite-proof effect; and after the repellent liquid on the sponge evaporates and sublimates, the constant force spring pulls on the sliding rod and sliding ring, causing the sliding ring to push the repellent liquid to replenish the sponge, thereby ensuring the rodent- and termite-proof effect of the cable after connection.