199results about How to "Prevent spinning" patented technology

A system for enabling securing devices configured to hold fuels, such as gas cylinders, to frames is provided. The system includes an isolator fastened to the device configured to hold fuel and a strap that is attached to the frame. The isolator includes barriers on either side that prevent longitudinal slipping of the strap and ridges disposed between the barriers, which create cushioning between the strap and the device configured to hold fuel.

The invention discloses a navigation system for a vehicle, a vehicle provided with the navigation system and an aerocar. The aerocar comprises a vehicle body, a lift system and a power system, wherein the lift system and the power system are arranged on the vehicle body; the lift system comprises a front lift fan and a rear lift fan which are positioned in front of and behind the vehicle body; the rotating direction of the front lift fan is opposite to that of the rear lift fan; the lift system also comprises a left adjusting fan and a right adjusting fan which are symmetrically arranged along the width center of the vehicle body; vector air deflectors which extend in the longitudinal direction of the vehicle body and can be operated are respectively arranged below the front lift fan and the rear lift fan. In the aerocar disclosed by the invention, through controlling the vector air deflectors, the direction of the aerocar during flying can be controlled, and the self rotation of the vehicle body can be prevented; and through adjusting the rotating speed or the propeller pitch of the left adjusting fan and the right adjusting fan, the balance of the vehicle in air can be adjusted, and the side turnover and the rolling can be prevented.

The invention provides an improved double-twist packing machine which comprises a box body, a candy feeding assembly, a paper feeding assembly, a candy disc assembly and a candy protecting plate. The box body comprises a power system which is used for supplying power needed by the double-twist packing machine, the candy feeding assembly, the paper feeding assembly and the candy disc assembly are fixedly arranged on the box body, and the candy feeding assembly and the paper feeding assembly synchronously convey candy blocks and paper to a candy feeding station of a candy disc through machinery linkage. The double-twist packing machine further comprises a second paper grabbing assembly, and the second paper grabbing assembly and the candy disc assembly move in linkage to achieve second time paper grabbing. Due to the facts that two paper grabbing assemblies are included and two paper grabbing procedures are served, packing can be conducted by using longer packing paper, packing effects of the candy blocks can be better, and attractiveness of packing is largely improved.

The invention discloses a motor seat capable of changing the tilt angles of the rotor surfaces of a multi-rotor unmanned aerial vehicle and relates to the field of control over the tilt angles of the rotor surfaces of multi-rotor unmanned aerial vehicles. The motor seat comprises a motor mounting plate, an electronic speed control mounting plate and a mounting plate seat; a deflection pipe is fixed on the mounting plate seat; a belt arm pull ring is fixedly connected on the deflection pipe; the deflection pipe is sleeved with a fixing sleeve for connecting an unmanned aerial vehicle arm; the fixing sleeve is provided with an arc-shaped opening in the central circumferential direction; a convex arm of the belt arm pull ring can rotate along the arc-shaped opening of the fixing sleeve; and the belt arm pull ring is in driving connection with a steering engine. According to the motor seat, the motor mounting plate is arranged to be a rotatable structure, when one rotor is in failure, the tilt angle of the rotor surface of the corresponding normal rotor is adjusted, and then rising force can be converted to the force resisting automatic rotation, so that the problem that in the prior art, when one rotor of a multi-rotor unmanned aerial vehicle is in failure, the unmanned aerial vehicle automatically rotates or loses control and falls down is solved.

The invention relates to a spiral propulsion variable form snake-shaped robot comprising spiral shells (1). Four spiral shells (1) are in one group; spiral teeth are arranged on each spiral shell; the rotating directions of spiral teeth of the two spiral shells (1) of two sides are the same and are opposite to those of the two spiral shells (1) of the middle; a universal joint is arranged between two adjacent spiral shells (1); a hollow shaft (9) is arranged in each spiral shell (1), and the ends of the hollow shafts (9) are connected to steering engine supports (11) through hollow connecting shafts (10); reducing motors (7) are fixed to the hollow shafts (9), outer gears (6) driven by the reducing motors (7) are engaged with inner gears (8) fixed to the inner walls of the spiral shells (1). The robot is capable of operating in different environments, the high passing ability is provided, and the consumed energy is reduced.

The invention relates to a multi-joint mechanical arm and belongs to mechanical arms. The multi-joint mechanical arm is used for solving the problems that existing mechanical arms have large sizes, are provided with few joints, and can only carry out specific work. Any two adjacent joint units of the multi-joint mechanical arm are connected through a joint, and each joint is provided with a pulling wire for bending the multi-joint mechanical arm. The pulling wires penetrate into pulling wire tubes, and the pulling wire tubes penetrate into the multi-joint mechanical arm and are connected withan actuator. According to the multi-joint mechanical arm, the joints are driven to bend in the mode of combining the pulling wires and the wire tubes, so that accompanied rotation caused by the near-end joints to the far-end joints is avoided, and the control algorithm of the mechanical arm is simplified. The multiple joints small in axial size are used as arm bodies, the joints are sequentially connected through connecting pairs, and thus the whole multi-joint mechanical arm is small in size, large in degree of freedom, high in flexibility, and capable of stretching into the narrow and smallspace where a traditional mechanical arm cannot touch for working.

A system for enabling securing devices configured to hold fuels, such as gas cylinders, to frames is provided. The system includes an isolator fastened to the device configured to hold fuel and a strap that is attached to the frame. The isolator includes barriers on either side that prevent longitudinal slipping of the strap and ridges disposed between the barriers, which create cushioning between the strap and the device configured to hold fuel.

The invention relates to an aluminum-alloy-profile drilling device based on polar coordinates and belongs to the field of industrial production equipment. The aluminum-alloy-profile drilling device ischaracterized in that a drilling device body is mounted at the top end of a first motor, a first hydraulic cylinder is fixed on a first support, a bottom plate is fixed on a second support, a slide retaining plate is mounted on a third support, a second hydraulic cylinder is mounted at the center of the bottom of the bottom plate, a control device is mounted on the left of the rear of a workbench, an ultrasonic sensor is fixed at one end of a length regulating plate, the first motor is fixed on a first motor base and at the center of the rear of the workbench, and a fixing device is mounted at the center of a fixed retaining plate. The aluminum-alloy-profile drilling device has the advantages that a drill bit can be moved to a position which needs to be drilled by the rotation of the first motor and a second motor so as to satisfy the different requirements of aluminum alloy profiles of different shapes, manpower use is reduced, efficiency and precision are increased, and worker safety is guaranteed.

The invention relates to an attitude control method for a snake-like robot on a rough pavement. The snake-like robot comprises spiral casings (1) in groups of four, wherein spiral teeth are arranged on each spiral casing (1), the rotating directions of the spiral teeth of the two spiral casings (1) located in the middle are the same, and the rotating directions of the spiral teeth of the two spiral casings (1) located on two sides are opposite to the rotating directions of the spiral teeth of the two spiral casings (1) located in the middle; a universal joint is arranged between two adjacent spiral casings (1). The attitude control method for the snake-like robot on the rough pavement comprises the following steps: the universal joints keep a broken line sate under control of actuators (4), the angles of the broken lines are determined by roughness of the ground, so that the spiral teeth of the two spiral casings (1) are contacted with the ground, the spiral casings (1) are driven by gear motors to rotate, and the spiral teeth of the two spiral casings (1) only have one forward resultant force. The robot can go forwards stably in a snake-like manner in a rough environment.

The invention discloses a convenient-to-clean mechanical automation stirring device, which comprises a case, wherein the lower part of the case is connected with a lower cover through a threaded ring;a connecting shaft is arranged on the lower cover; one end of the connecting shaft is connected with a No.1 motor; a transmission shaft is in transmission connection onto the No.1 motor; a pluralityof stirring paddles are arranged on the transmission shaft; one side of the upper part of the case is connected with an upper cover through a hinge; a support plate is arranged in the upper cover; a No.2 motor is arranged on the support plate. The convenient-to-clean mechanical automation stirring device has the beneficial effects that the convenient-to-clean mechanical automation stirring deviceis provided with the No.1 motor and the transmission shaft; the transmission shaft can be driven to rotate through the No.1 motor; the raw materials are stirred by the stirring paddles, so that the stirring efficiency is greatly improved; through the arrangement of a vertical baffle plate, the swirling of inside raw materials can be prevented after the transmission shaft stops rotation; through the arrangement of the No.1 motor and an electric control telescopic rod, a brush plate can be driven to vertically move through the electric control telescopic rod; the inner wall of the case is cleaned through a hairbrush arranged on the brush plate.

The invention discloses an olive-shaped differential pressure flow meter which comprises a measuring tube, flanges connected to the two ends of the measuring tube respectively, a restricting element arranged in the measuring tube, a high-pressure tube and a low-pressure tube. The high-pressure tube and the low-pressure tube are separately arranged on the wall of the measuring tube in a front-and-back mode. The olive-shaped differential pressure flow meter is characterized in that the restricting element is composed of a middle cylinder and image rotators tangent to the outer circle of the left end and the outer circle of the right end of the cylinder respectively, wherein the arc of each image rotator serves as a generatrix; at least two guiding sheets are further respectively and evenly arranged on the circumference of the left end and the circumference of the right end of the restricting element. Due to the fact that the olive-shaped restricting element is adopted, the olive-shaped differential pressure flow meter has the advantages that the resistance of fluid to be measured is reduced, the permanent pressure loss of the fluid is reduced, and the olive-shaped differential pressure flow meter is not prone to dirt accumulation and abrasion. In addition, due to the fact that stable static pressure can be obtained through flowing in an annular channel, the measuring accuracy of the flow meter can be improved.

The invention discloses an electric hand drill, which comprises a shell (1), a drill chuck (2), a handle (3) and a torque cover (4) for regulating the maximum output torque of the drill chuck (2), wherein the shell (1) is internally provided with a motor (10), the handle (3) is provided with a switch (30), the motor (10) is controlled for transferring torque to the drill chuck (2) by switching on or switching off the switch (30), and the shell (1) is also provided with anti-rotation mechanisms (6,7,and 8) which are connected with the switch (30), when the switch (30) is in switching on state, the anti-rotation mechanisms (6,7,and 8) are connected with the torque cover (4) in a matching way; when the switch (30) is in switching off state, the anti-rotation mechanisms (6,7, and 8) are detached from the torque cover (4).

The invention discloses a flexible floating breakwater. The flexible floating breakwater comprises a first capsule body, a second capsule body, a third capsule body and an outer net structure, wherein the first capsule body is made of flexible materials, and the first capsule body is internally provided with gastight space capable of being filled with water; the second capsule body is made of the flexible materials, the second capsule body is internally provided with gastight space capable of being filled with gas, and the second capsule body is arranged on an inner surface of the first capsule body in the length direction of the first capsule body; the third capsule body is made of the flexible materials, the third capsule body is internally provided with gastight space capable of being filled with gas, and the third capsule body is arranged on an outer surface the first capsule body in pairs in the length direction of the first capsule body; the whole capsule body is wrapped by the outer net structure. The flexible floating breakwater can be installed quickly and anchored by a matched anchoring system, the flexible floating breakwater floats and is unfolded on water, when the flexible floating breakwater is arranged at an open water area, the function of reducing the wave effect can be achieved, and after work is finished, the flexible floating breakwater can be recovered, stored, transported quickly and recycled.

The invention relates to an attitude control method of a snake-like robot. The snake-like robot comprises spiral casings (1) in groups of four, wherein spiral teeth are arranged on each spiral casing (1), the rotating directions of the spiral teeth of the two spiral casings (1) located in the middle are the same, and the rotating directions of the spiral teeth of the two spiral casings (1) located on two sides are opposite to the rotating directions of the spiral teeth of the two spiral casings (1) located in the middle; a universal joint is arranged between two adjacent spiral casings (1). The attitude control method of the snake-like robot is provided aiming at four attitudes including advancing in a hole, advancing on a rough pavement, advancing on a flat pavement and advancing on a column through winding. According to the attitude control method provided for the snake-like robot based on the screw propulsion principle, the snake-like robot can penetrate narrow space; the snake-like robot can change in different motion forms through control of motion of the joints and the spiral casings, so that one robot can move efficiently in different environments and has extremely high passing capacity.

The invention discloses a double-nut same-diameter forward and reverse bidirectional compound thread anti-loosening anti-theft self-locking bolt, which belongs to the technical field of mechanical fastening pieces. The technical scheme key point of the bolt is that the bolt comprises a bolted cap and a bolt bar thread end, wherein the bolted cap and the bolt bar thread end are subjected to integral manufacture and forming; the bolt bar thread end is independently subjected to screw joint and compounding with a fastening nut and a locking nut, and the fastening nut and the locking nut have opposite thread rotation directions; a positioning anti-loosening component is arranged between the fastening nut and the locking nut and comprises a first spacing structure and a second spacing structure, wherein the first spacing structure is arranged on a traditional threaded section on the fastening nut, and the second spacing structure is arranged near a threaded section end surface on the locking nut; and a connecting and clamping structure is arranged between the first spacing structure and the second spacing structure. By use of the device, on a premise that no weight is added, the integral intensity and stability of the bolt can be improved, and the practical requirements of low-cost powerful loosening prevention, theft prevention and eradication of a situation that the bolt works around the clock can be realized. The bolt disclosed by the invention has a simple and reliable structure, is convenient in operation, has a simple processing technology and is suitable for using for standardized production, and the product cost of the bolt disclosed by the invention is lower than the production cost of a Down bolt.

The invention provides a multifunctional tobacco leaf fine selection device. The multifunctional tobacco leaf fine selection device is characterized by comprising a tobacco leaf feeding device (1), a sorting box body (3) connected above the tail end of the feeding device (1), a negative-pressure draught fan device (4) mounted at the upper end of the sorting box body (3), a high-speed net belt conveying device (5) covering the inner part of the sorting box body (3) and a high-speed belt conveyor (6) located under the output end of the high-speed net belt conveying device (5). According to the multifunctional tobacco leaf fine selection device, tobacco leaves are thrown out from the outlet of the sorting box body (3) in a mutual clamping manner of the high-speed net belt conveying device (5) and the high-speed belt conveyor (6), so that the flat treatment on the tobacco leaves can be realized; a first air flow injection device (503) is mounted at a discharging end of the high-speed net belt conveying device, so that the tobacco leaves are prevented from being continuously stuck on a high-speed net belt and the tobacco leaves can be smoothly thrown out.

The invention relates to an electrode link module of a lithium battery. The electrode link module comprises a battery cover plate and at least an electrode linker installed on the battery cover plate, wherein each electrode linker comprises a linking column, a plurality of sealing rings, a nut and an internal linking terminal; the linking column runs through the battery cover plate; the plurality of sealing rings are installed on the battery cover plate; the linking column runs through the middle of the sealing rings; the nut is locked on the linking column and presses the sealing rings on the battery cover plate; and the internal linking terminal is in interference fit on the linking column. Besides, the invention also relates to a lithium battery.

The invention discloses a device for grinding burrs in inner cavities of driving axles of new energy automobiles. The device comprises a bottom plate and a grinding rod, wherein height support rods are fixedly mounted on the upper surface of the bottom plate; two height support rods are arranged; a driving axle clamping rod is fixedly mounted on the front side wall of each height support rod; a threaded hole is formed in the inner wall of each driving axle clamping rod; the inner wall of the threaded hole is in threaded connection with a screw; a fixing part of a rotating shaft is fixedly mounted on the lower wall of each screw; a lower plate is fixedly mounted on a rotating part of each rotating shaft. According to the device for grinding burrs in inner cavities of driving axles of new energy automobiles, driving axle clamping structures with springs are arranged, so that two ends of the driving axles are clamped; meanwhile, the possible occurrence of the situation that the outer structures of the two ends of the driving axles are damaged due to excessively strong clamping force is also avoided; the occurrence of the situation that the driving axles rotate together with the grinding rods when grinding the inner cavities of the driving axles is avoided; the effect of enhancing the grinding effect is achieved.

The invention discloses a launching tube. The launching tube comprises a tube body, a bottom cover, a piston and a pull rope; the bottom cover is mounted at the tail end of the tube body and seals a port at the tail end; the piston is mounted within the tube body; the piston is kept in dynamical seal with the tube body; a sealed power launching silo is formed among the piston, the tube body and the bottom cover; the power launching silo is used for mounting an initiating explosive device; one end of the pull rope is connected with the piston; the other end of the pull rope is connected with the bottom cover; and the total length of the pull rope is slightly larger than that of the launching tube. The launching tube is used for launching folding ring unmanned aerial vehicles; the folded unmanned aerial vehicle is plugged into the tube body from the front end of the tube body; after the initiating explosive device is ignited, high pressure gas generated within the power launching silo pushes the piston and the unmanned aerial vehicle to move in the tube body in an accelerated manner; and after the piston and the unmanned aerial vehicle leaves away from the tube body, the piston is limited by the pull rope and the unmanned aerial vehicle is immediately separated from the piston near the port of the front end of the tube body; and therefore, the piston is prevented from affecting the normal unfolding of wings of the unmanned aerial vehicle and the normal starting of a power device and the launching stability of the unmanned aerial vehicle is improved.

A release paper recovering device comprises a vacuum roller and an anti-wind part. The vacuum roller comprises a plurality of vacuum slots and blowholes, wherein the vacuum slots absorb the release paper on the vacuum roller and the vacuum roller drives the release paper rotate and the blowholes are set at the inclined down side of the vacuum roller and blow air outwards. The anti-wind part is set on the side edge of the vacuum roller for preventing the release paper blown away from the vacuum roller by the blowholes from closing in the vacuum roller again. The release paper is prevented from being twisted into the vacuum roller due to being adhered on a baffle, therefore the recovery is increased.

In an axial-air-gap induction motor which has a disk-shaped stator and rotor placed coaxially around a rotating shaft with their surfaces opposing each other across a predetermined gap, the stator and rotor are each composed of a disk-shaped yoke and teeth fitted and secured in the yoke, making it easy to fasten the stator to the bracket, and the rotor to the rotating shaft, as well as to mount windings in the stator core and rotor core.

The invention discloses an LED glue dispensing packaging device. The LED glue dispensing packaging device comprises a base, a weight-balance mass block, a left vertical column, a right vertical column and a transversal plate, wherein the weight-balance mass block is arranged at the bottom of the base, the left vertical column and the right vertical column are oppositely arranged at the left side and the right side of the top of the base, and the transversal plate is arranged at the top of the left vertical column and the right vertical column; a first electromotor is arranged at the top of the transversal plate, and a revolving disc is revolvably arranged at the bottom, between the left vertical column and the right vertical column, of the transversal plate; and a glue dispensing head is arranged at the bottom of the revolving disc, the revolving disc is connected with the first electromotor through the rotating shaft, and the rotating shaft penetrates through the transversal plate and is revolvably connected with the transversal plate in a matched mode. The overall LED glue dispensing packaging device is simple in structure, low in manufacturing cost, easy to operate, convenient to use, and glue dispensing packaging efficiency of an LED plate is significantly improved, glue dispensing operation controlled manually can be replaced, labor cost is saved, glue dispensing speed is fast, precision is high, and the LED glue dispensing packaging device is suitable for popularizing and using.

The invention belongs to the technical field of car window glass accessories, and particularly relates to a nail column used for positioning and fixing car window glass. The nail column comprises a base and a column body and is characterized in that a clamping groove used for clamping of a positioning base is formed in the upper surface of a base, a chock block is arranged on the upper portion ofthe inner side wall of the clamping groove, the bottom face of the clamping groove is provided with a center boss attached to the bottom face of the positioning base and an annular guide groove formedin the periphery of the center boss, a guide protrusion is arranged on the lower portion of the outer side wall of the positioning base, a positioning protrusion is arranged on the rear end of the upper surface of the guide protrusion which can slide along the annular guide groove, a rotation stop face is arranged on the side, facing the positioning protrusion of the chock block, the rotation stop face of the chock block is matched with the front side face, facing the chock block, of the positioning protrusion, and the lower surface of the chock block is matched with the upper surface of theguide protrusion, and is used for limiting axial moving of the column body. Meanwhile, the invention further provides the edge-cladding glass assembly with the nail column. The advantage that after splitting, the assembling structure is simple, compact, good in stability and high in fit precision is achieved.

The invention discloses network information display equipment capable of being conveniently adjusted in multiple directions and resisting strong light, and belongs to the technical field of network information display equipment. The network information display equipment is used for solving the problems that when light is too strong in the prior art, information on a display screen cannot be seen clearly, and the display screen cannot be easily rotated for watching in multiple directions. The network information display equipment comprises a display screen and a base supporting the display screen. The display screen comprises a screen frame and a liquid crystal screen body arranged in the screen frame. The base comprises a bottom plate and a supporting column arranged on the bottom plate and used for supporting the display screen, a column hole is formed in the bottom plate, a rotating groove is formed in the side wall of the column hole, a rotating plate is arranged in the rotating groove, an inner cavity capable of fixing the supporting column is formed in the rotating plate, and the supporting column is movably fixed to the rotating plate. A groove is formed in the upper frame edge of the screen frame, an opening of the groove is formed in the side, with the liquid crystal screen body, of the screen frame, and at least two telescopic rods are arranged at the bottom of the groove and provided with sunshield cloth. The network information display equipment is used for information display.

The invention discloses a terminal which comprises a plastic member and a plurality of copper inserts that are embedded into the plastic member. One end of each copper insert is provided with a threaded hole for connecting with a connecting wire. The plastic member is molded through a mold in an injection molding manner. The plurality of copper inserts are directly placed at corresponding positions in the mold. Fused plastic is injected into the mold and wraps the copper inserts so that the plastic member and the copper inserts are integrally molded, thereby realizing embedding of the copper inserts into the plastic member. The external surface of each copper insert is also provided with a plurality of longitudinal troughs and a plurality of circumferential troughs. In an injection molding process, molten plastic flows into the longitudinal troughs and the circumferential troughs, thereby realizing fixation between the copper inserts and the plastic member. The terminal of the invention has relatively large number of wiring ports. The terminal has advantages of relatively high sealing performance between the copper inserts and the plastic member, high connecting strength and attractive appearance.

The invention relates to an electrode link module of a lithium battery. The electrode link module comprises a battery cover plate and at least an electrode linker installed on the battery cover plate, wherein each electrode linker comprises a single linking component, a plurality of sealing rings and a nut; the single linking component runs through the battery cover plate; the plurality of sealing rings are installed on the battery cover plate; the single linking component runs through the middle of the sealing rings; the nut is locked on the single linking component and presses the sealing rings on the battery cover plate; the single linking component is provided with a fixed plate and an anti-rotation part; and the dimensions of the fixed plate and the anti-rotation part are greater than the dimensions of openings in the sealing rings and the nut. Besides, the invention also provides a lithium battery.

The invention discloses automatic code spraying equipment for food packing. The automatic code spraying equipment comprises a base; the two sides of the top of the base are fixedly connected with a first fixed plate and a second fixed plate correspondingly; a first clamping plate is arranged on the right side of the first fixed plate; a second clamping plate is arranged on the left side of the second fixed plate; a motor is fixedly connected to the rear end of the left side of an inner cavity of the first fixed plate; and a rotating shaft of the motor is fixedly connected with a first rotatingshaft. The first rotating shaft is driven to rotate by arranging the motor; a conveying belt is driven to rotate through the first rotating shaft and a second rotating shaft; a baffle is driven to move through an electric telescopic rod; foods are detected through an infrared sensor; the foods are blocked through the baffle; and codes are sprayed on the foods through a spray head of a barcode printer. The codes can be sprayed on the foods automatically, and manual operation is not needed.

The invention discloses a vertical double-station wire winding machine, and belongs to the technical field of vertical wire winding equipment. The wire winding machine comprises a rack, a wire winding driving mechanism, a supporting plate assembly, an idle positioning mechanism and a lifting rotating mechanism, wherein the wire winding driving mechanism, the idle positioning mechanism and the lifting rotating mechanism are all arranged on the rack; the lifting rotating mechanism is located between the wire winding driving mechanism and the idle positioning mechanism; an anti-slip assembly is arranged on the wire winding driving mechanism; the supporting plate assembly is arranged on the lifting rotating mechanism; and receding openings are formed in the positions, corresponding to the wire winding driving mechanism and the idle positioning mechanism, on the supporting plate assembly. The upper end of the anti-slip assembly extends into a clamping hole in the lower end of a winding drum, so that the winding drum is prevented from slipping relative to a bearing plate in the wire winding process, and smooth wire winding work is guaranteed.

The invention discloses a torque release device and a steel wire rope connection structure for a crane, which relates to the technical field of engineering machinery and is used for solving the technical problems in the prior art that a lifting hook and a raising rope are twisted together because the torque on a steel wire rope cannot be released. The torque release device comprises a first connecting head, a second connecting head and a friction reducing structure, wherein an outer convex part shaped like a rotating body is fixed on the first connecting head; an inner concave part is arranged on the second connecting head; the outer convex part is embedded in the inner concave part; a first anti-loosening component is fixed on a position of the circumferential outer surface, depart from an opening of the inner concave part, of the outer convex part; a second anti-loosening component is fixed on a position of the circumferential inner surface, depart from the bottom surface of the inner concave part, of the inner concave part; the friction reducing structure is arranged between the first anti-loosening component and the second anti-loosening component. The steel wire rope connection structure comprises the torque release device provided by the invention, the steel wire rope, a lifting arm and the lifting hook. As the torque release device is used, the torque on the steel wire rope connected with the torque release device can be released effectively.

An expansion type anchor bolt comprises a bolt body, a spacer sleeve, an expandable sleeve, an expansion component and a lantern ring. The lantern ring is arranged between the expandable sleeve and the spacer sleeve and is in the form of an annular body, the bolt is sequentially inserted into the spacer sleeve, the lantern ring and the expandable sleeve, a front end of the bolt is in threaded connection to a cone, then an expansion component is pulled into the expandable sleeve, and the expandable sleeve is expanded in the radial direction. The expansion type anchor bolt is characterized in that the lantern ring is made of two materials different in hardness.