40results about How to "Avoid accidental slipping" patented technology

The invention discloses an elevator auxiliary torque device, which comprises an auxiliary motor, an energy storage device, a power converter, an auxiliary torque controller and an auxiliary torque transmitting device, wherein the auxiliary torque controller controls the power converter according to an auxiliary torque command, an energy storage state of the energy storage device and the detection current of the auxiliary motor, so that the auxiliary torque generated by the auxiliary motor tracks the auxiliary torque command on the premise that the energy storage state of the energy storage device is kept in a certain range. The invention also discloses an elevator employing the elevator auxiliary torque device and a control method for the elevator. The elevator auxiliary torque device and the elevator employing the elevator auxiliary torque device can provide large driving torque, realize energy conservation of the elevator by using regenerated energy, effectively reduce the power of the elevator and the electric capacity of a corresponding electric circuit, have low requirements on a traction friction coefficient, and can effectively brake a cage and deal with the accidental slide of the cage when a rope is ruptured and the like.

The invention discloses a minimally invasive endoscope anastomat with an anti-slip grip. The minimally invasive endoscope anastomat comprises a main body structure and an adjusting mechanism, wherein the main body structure comprises an endoscope anastomat main body, a sliding groove, a reset clamping block, a safety groove, a safety catch, a fixed handle, a percussion handle, limiting circular rings, an anti-slip sleeve and a rubber pad, wherein the safety groove is formed below the sliding groove; the safety catch is arranged in the safety groove; the fixed handle and the percussion handle are arranged at the bottom of the endoscope anastomat main body; the fixed handle is arranged below the safety groove; limiting grooves are uniformly formed in the top of a cover shell; and the bottom end of a rotating rod penetrates through a first bevel gear and is rotationally connected with the inner bottom of the cover shell. According to the minimally invasive endoscope anastomat with the anti-slip grip, the limiting circular rings are arranged, and the fingers of a user can be conveniently separated and limited through the multiple limiting circular rings, so that the percussion handle can be conveniently prevented from accidentally slipping off from the hand of the user in the operation process, a patient can be conveniently protected, and meanwhile the internal structure of the anastomat can be conveniently optimized.

The invention provides a fall-off hold-down system for a carrier rocket and an injection connector. The fall-off hold-down system for the carrier rocket and the injection connector comprises an activerecovery unit and a passive hold-down unit, wherein the active recovery unit is used for actively withdrawing the injection connector and a pipeline thereof when the rocker takes off within 0 secondso that the injection connector and the pipeline thereof fall off from a rocket body or are far away from the rocket body; the active recovery unit is also used for pulling the injection connector andthe pipeline thereof; and the passive hold-down unit is used for pulling the injection connector and the pipeline thereof to prevent the injection connector and the pipeline thereof from overhangingor freely falling. According to the fall-off hold-down system for the carrier rocket and the injection connector, by arranging the active recovery unit and the passive hold-down unit, the injection connector and the pipeline thereof are pulled down from the rocket body or are pulled away from the rocket body first, and then the injection connector and the pipeline thereof are pulled to be locked at a preset height. The fall-off hold-down system for the carrier rocket and the injection connector can prevent the injection connector and the pipeline thereof from overhanging or freely falling whenthe rocket takes off within 0 second so that the rocket launching safety and reliability are enhanced.

The invention relates to the technical field of beer bottle openers, and discloses an accidental injury prevention pressing type beer bottle opener. The beer bottle opener comprises a sleeve, a wine bottle, a pressing piece, a handle ring, a pushing piece, a bottle opening piece and a bottle cap, wherein the top of the sleeve is provided with an edge, the bottom of the sleeve is provided with a bottle opening groove, the top of the bottle opening groove is provided with a pressing groove in a communicating mode, the handle ring is fixedly connected to the top of the edge, the pressing piece is arranged between the handle ring and the pressing groove, pushing grooves are formed in the left side and the right side of the pressing groove, pushing pieces are arranged in the pushing grooves, a rotating shaft is arranged in the pushing grooves, the bottle opening piece is connected to the rotating shaft and composed of a movable part at the upper end and a hooking part at the lower end, the movable part is matched with the pushing pieces, a bottle neck is arranged at the upper end of the wine bottle, the bottle cap is sealed at the top of the bottleneck, and the hooking part is matched with the bottleneck and the bottle cap. The problems that in the prior art, in the beer bottle cap opening process, a bottle cap is prone to flying out, or a bottle opener and a beer bottle are prone to slipping off, people are prone to be accidentally injured, and certain potential safety hazards exist are solved.

The invention discloses a combined type abdomen support. The combined type abdomen support comprises support bodies, wherein a protective arc surface is arranged on each support body; an arc-shaped opening is respectively arranged at two sides of each support body; an inserting rod is fixedly arranged at one end of each support body; an inserting through groove is arranged at the other end of eachsupport body; a first supporting plate and a second supporting plate are also arranged on each support body; a receding notch is arranged at the open end of each inserting rod; two sides of the openend of each inserting rod are respectively and fixedly connected with one end of a retaining clamping plate; a limiting boss is arranged at the other end of a retaining clamping plate; an inserting groove communicating with an inserting through groove is arranged on each first supporting plate; an inserting rod located on the other support body can penetrate through an inserting through groove tobe assembled with an inserting groove in an inserting mode; a retaining groove is respectively arranged at two sides of each inserting groove; and each retaining groove can be assembled with a retaining clamping plate on the other support body in a clamped mode. The combined type abdomen support provided by the invention has the following advantages: direct contact between bedding and a duct can be avoided, so enough gaps are reserved between the bedding and the duct, and dangerous factors are eliminated; and an abdominal duct can be prevented from being pressed, so the duct is kept unobstructed, and the treatment effect on a patient is guaranteed.

The invention provides a urethral stent for non-invasive surgery. The urethral stent comprises a main body structure made of a polydodecyl glyceride (PGD) material and a degradable alloy wire, whereinthe main body structure is in a thin strip shape at normal temperature and is converted into a spiral structure after being implanted into a human body; and the degradable alloy wire is coiled on theouter surface of the main body structure. The main body structure of the stent is made of polydodecyl glyceride, and the main body structure is in a slender strip shape at normal temperature, so thatthe main body structure is convenient to insert into a urethra in an operation process; and the polydodecyl glyceride has a memory effect at body temperature, can deform after being implanted into ahuman body to become a spiral structure, and plays a role in expanding the urethra, so that operation difficulty is obviously reduced, and comfort of the implanted stent is improved. According to theinvention, the degradable alloy wire rod is coiled on the main body structure, so that the stent structure can be supported, and meanwhile, the stent structure can be deformed together with the PGD material to play a role in expanding the urethra.

The invention discloses a welding-free strip light port power supply connector which comprises a seat, a cover which overturns relative to the seat around an installation axis and slide along a guiderail, a PCB installed in the cover and probes arranged in the PCB. The cover includes at least a turn-out position, a covering position and a locking position relative to the seat, the cover is switched between the turn-out position and the covering position, the cover in the covering position slide along the guide rail and is thus switched between the covering position and the locking position, one of the cover and the seat includes a locking portion, the other of the same includes a matched locking portion, and when the cover is changed from the turn-over position to the covering position, shafts of the probes abut against a strip light on the seat along the vertical direction of the seat, the cover slides to the locking position along the guide rail, and thus, the locking portion slidesto the position where the locking portion can be locked with the matched locking portion, and the probe shafts slides to position where the shafts can electrically presses a port of the strip light.Thus, it is not required to weld the strip light to a power line, work is simplified, and the efficiency is improved. The invention also discloses a welding-free strip light power supply connection method.

The invention provides an intracavity air sac slippage preventing drainage tube, and relates to medical equipment. The intracavity air sac slippage preventing drainage tube mainly comprises a drainagetube main body, an intracavity air sac device and an external fixed opposite combining device. A medical worker selects a suitable position to pierce the drainage tube, dermatoglyph at a reserved tearing belt parallel piecing opening is adhered firmly for subsequent use, an air sac is filled with a suitable amount of gas, the drainage tube is pulled outwards to enable the air sac to be closely attached to a piercing internal opening, an internal drainage tube with the suitable length is reserved and is placed at a suitable drainage position, and the drainage tube is pulled outwards moderately, and a buckle button is tightened for fixation; and after drainage is finished, the gas in the air sac is emptied, the drainage tube, together with a buckle plate, is removed, opposite combining adhesion plates on two sides are pulled to be close to each other, and the drainage tube is fixed after drainage tube wound skin is closed. The intracavity air sac slippage preventing drainage tube can beused for postoperative drainage of various cavity parts in clinical operation, by double-security slippage prevention, the drainage tube is fixed safely and stably, and therefore, accidental slippageof the drainage tube is prevented.

The invention discloses a folder for a bicycle. The folder comprises a first pivoting member, a second pivoting member which can pivot between a folded position and an extended position relative to the first pivoting member, and a buckling assembly which can lock the first pivoting member and the second pivoting member, wherein the buckling assembly comprises a rotating member which is pivotally connected with the first pivoting member by a shaft body, a fixing member which is arranged on the second pivoting member and can be matched and buckled with the rotating member, and a resilient member; the rotating member is provided with buckling portions separately located on both sides of the shaft body and a mounting portion for mounting the resilient member; and the resilient member is mounted on the mounting portion for propping the rotating member. The folder disclosed by the invention has the beneficial effects that the resilient member is arranged on one side of the shaft body, so that the buckling reliability and the buckling stability are enhanced, and the replacement and the repair of the resilient member are facilitated. The invention also discloses a foldable bicycle frame using the folder for the bicycle, and a foldable electric bicycle designed by adopting the foldable bicycle frame.

The embodiment of the invention relates to a screen mounting leveling tool. A screen is formed by splicing and fixing at least two LED boxes, the screen mounting leveling tool comprises a leveling base plate and at least two pull hooks; and the leveling base plate comprises a first surface, the first surface is a plane, the leveling base plate is provided with at least two second through holes, and the pull hooks each comprise a hook part and a pulling part which are fixedly connected. When the screen mounting leveling tool is in a working state, the leveling base plate is located above the two adjacent LED boxes, the first surface faces one sides of the LED boxes, the pulling parts can penetrate through the second through holes in an up-down moving mode, the pull hooks can pull the LED boxes to move up and enable the top surfaces of the LED boxes to abut against the first surface, the mutually fixed positions of positioning pins and positioning pin holes and the mutually fixed positions of lock catches and lock catch buckling positions are finely adjusted, and the height drop of a screen body due to the accumulated mechanical tolerance is eliminated.

The invention provides a lifting type new energy automobile charging pile. The charging pile comprises a charging pile shell mounted above the ground, a charging chip is arranged in the charging pile shell, a descending groove is formed in the ground, the descending groove is used for being communicated with the interior of the charging pile shell, a material receiving bag made of an elastic material is arranged in the descending groove, and the charging chip can slide and fall into the material receiving bag of the descending groove from the interior of the charging pile shell; a sliding table is slidably connected into the charging pile shell, a first connecting piece is arranged on the sliding table, a second connecting piece is arranged on the charging chip, and the first connecting piece is connected with a second connecting piece; and a plurality of trigger pieces are arranged on the periphery of the charging pile shell, each trigger piece is correspondingly provided with a trigger rod, and the trigger rods penetrate through the charging pile shell and abut against the sliding table. When the outside is impacted, the charging chip in the charging pile can descend to the position below the ground, so that damage to the charging chip in the charging pile due to impact is reduced.

The invention discloses a self-cleaning freight agency expense information display device, which comprises a base, an adjusting rod, a movable plate and a motor, rollers are mounted at the bottom end of the base, the adjusting rod is arranged at the front end of a limiting rod, a cleaning plate is mounted at the rear end of the middle part of the movable plate, a guide rod is mounted at the upper end of the rear part of the base, and the guide rod is connected with the motor. A display board is mounted at the front end of the first guide block, a second guide block is mounted in the middle of the rear end of the display board, and a second support is mounted at the upper end of the front of the base. According to the self-cleaning expense information display device for the freight agency, when a display plate moves upwards, fixed convex strips can be driven to extrude action blocks, and due to the fact that convex structures which are mutually staggered are arranged between fixed convex strip single bodies, the action blocks can drive a movable plate to slide left and right on the outer side of a limiting rod in a reciprocating mode, and therefore the expense information can be displayed through movement of the movable plate; and the cleaning plate in close contact with the display plate can be driven to fully clean the display plate.

The invention provides a rope slow release mechanism, and belongs to the technical field of toolkit transfer. The problems that due to the fact that the weight of a tool bag is too large, the releasing speed is too high, transferred objects and operators are prone to being hurt, and a mechanism for slowly releasing a rope and adjusting the releasing speed of the rope is lacked are solved. The mechanism comprises an elastic shaft end cover and an elastic shaft which are connected with each other are arranged in a rack, a slow release push sleeve is located in the elastic shaft, a second rope wheel is connected to the outer side of the elastic shaft in a sleeving mode, the second rope wheel is connected with the elastic shaft in a clamped mode, and a friction assembly and a first rope wheel are sequentially arranged between the elastic shaft end cover and the second rope wheel; a cam swing arm is connected with a frame; and the cam swing arm is contacted with the slow-release push sleeve. The elastic friction array with controllable prestress is arranged, accidental slippage can be avoided, displacement limiting is arranged, the error-tolerant rate is high, the structure is simple, the slow release speed can be adjusted by swinging the cam swing arm, operation is easy and convenient, the operation difficulty of astronauts can be effectively reduced, and the working efficiency is improved.

The invention discloses an efficient smashed straw stacking device and method. The efficient smashed straw stacking device comprises a transport vehicle, a side turning plate, an inner turning plate structure, a first side frame, a second side frame, a material turning frame structure, anti-falling structures and film laying devices; the inner turning plate structure is rotationally installed in the upper surface of the transport vehicle; the first side frame is fixedly installed on one side of the upper surface of the transport vehicle; the second side frame is fixedly installed on the other side of the upper surface of the transport vehicle; the side turning plate is rotatably installed at one end of the transport vehicle; the material turning frame structure is rotatably installed at the other end of the side turning plate; the anti-falling structures are fixedly arranged in the first side frame and the second side frame; and the film laying devices are fixedly arranged on one side of the first side frame and one side of the second side frame. According to the invention, the stacking efficiency can be improved, normal carrying of straw stacks is guaranteed, the straw stacks are prevented from accidentally toppling over, effective rain prevention is further provided, and straw residues in equipment can be conveniently cleaned.