41results about How to "Climbing safety" patented technology

The invention discloses a spiral line cable detecting robot which consists of a cart, an upper and a lower supporting hugging devices symmetrically distributed along the cable which are connected together. The robot is characterized in that the active cart is provided with a climbing device and a magnetic absorbing device; two supporting horizontal levers are provided with hugging devices; the climbing device includes a lithium battery fixed in the cart and a DC motor fixed on one side of the driving wheel in the cart; power of the DC motor is supplied by the lithium battery, and the DC motor drives the driving wheel of the cart to rotate by a drive axle, so as to drive the whole robot to spirally climb along a water transmission line of the cable; the hugging devices and the magnetic absorbing device work together to tightly press the driving wheel onto the surface of the cable. The climbing device can rotate for any degree relative to the cart, so as to adapt to the water transmission line with different thread pitch; power supply by the lithium battery is more suitable for the environment of high-altitude operation; the robot is also provided with a descending device, which is safer and more reliable in use. The invention has simple and reasonable structure, is convenient in maintenance, can have high climbing speed, is applicable in detection of the spiral line cable of large cable-stayed bridges as well as lamps and other rod types.

A tool holding device is disclosed that securely but removeably holds tools such as cordless drills and nail guns to a tool user by means of a hook and or lanyard. The device is comprised of a belt mounted holder, a mechanical fastening device that is fastened to the handle of a tool, and a J-shaped hook that removeably attaches on one end to the handle mounted mechanical fastening device and on the other end to a belt mounted holder. This invention allows the tool user to securely hold their tools to themselves without endangering those working near by. The belt mounted holder provides a spring biased structure to secure itself to a belt or clothing as well as structure to securely receive one end of the J-shaped hook which can be removeably attached to the handle of a tool by the handle mounted mechanical fastening device attached to the other end.

A buoyant marine safety ladder apparatus includes a ladder that is pivotably mounted to a seawall or other support platform and is alternatable between a retracted condition, wherein the ladder is floating above the water, and a deployed or extended condition, wherein the lower end of the ladder extends into the water. A stop component restricts pivoting of the ladder such that it extends upwardly from the body of water at an angle of approximately 45° when in the extended condition.

The invention relates to an upright fire ladder. A pin seat is fixedly arranged on a base, a rotating pin connects the pin seat and a movable seat, and an angle between the base and the movable seat is locked by virtue of a locking screw; an inner taper hole of the movable seat or an inner taper hole of a stand column body is matched with the outer tapered surface of the stand column body so as to be fixed; the inner taper hole is matched with a position locking pin by virtue of a locking groove in a locking rod after being matched with the outer tapered surface so as to automatically lock the well-fit inner tapered surface and outer tapered surface; a pedal is fixedly arranged on the surface of the stand column body, the pedal is provided with antiskid adhesive, and another antiskid adhesive is stuck to the lower surface of the movable seat. The upright fire ladder is simple in structure and convenient to manufacture, assemble and use, and a tool is not required in the assembling and dismounting process during the use of the ladder; after the upright fire ladder is adopted, the difficulty for vertically climbing and standing of firemen can be solved, the upright fire ladder is fast, convenient, safe and reliable to assemble during the climbing and is convenient to climb; after the upright fire ladder is used, the upright fire ladder is convenient to dismount, package and transport, and the production cost and the application cost can be reduced.

The invention discloses a folding soft ladder for climbing a pole tower, relating to the technical field of power construction assistance tools. The soft ladder comprises pedal rods. The soft ladder is characterized in that the pedal rods are connected by a nylon rope ladder frame and a pole tower connecting mechanism is arranged at the top end of the nylon rope ladder frame. By adopting the technical scheme, the folding soft ladder has the beneficial effects that hanging rods and hanging rings at the top end of the soft ladder can enable the soft ladder to well connect the pedal rods of the pole tower, and the soft ladder does not need to lean on other things, so that people can smoothly and safely climb the pole tower by using the folding soft ladder; the ladder frame and the pedal rods of the soft ladder are made from high-strength nylon ropes and high-strength resin, thus being capable of bearing a large climbing pressure; due to a soft material of the soft ladder, the soft ladder can be folded and stretched; the soft ladder is very convenient to use and transport.

The invention discloses a heavy-load self-climbing construction device and a climbing method thereof. The heavy-load self-climbing construction device and the climbing method thereof can realize mutual climbing of a tower column and a supporting frame, and avoid the problem of frequent transferring of supporting beams. The construction device comprises the supporting frame, the tower column and a jacking system. The jacking system comprises a first jacking bearing beam, a second jacking bearing beam and a driving device used for adjusting the distance between the first jacking bearing beam and the second jacking bearing beam, the first jacking bearing beam is provided with a first adjusting mechanism, and the second jacking bearing beam is provided with a second adjusting mechanism; the supporting frame is fixedly connected with the second jacking bearing beam and can be detachably connected with a building structure; the tower column is provided with a plurality of ladder stops in the vertical direction; the first adjusting mechanism can be connected with the ladder stops in a clamped mode when in a first working state, and the first adjusting mechanism is separated from the ladder stops when in a second working state; and the second adjusting mechanism can be connected with the ladder stops in a clamped mode when in a third working state, and the second adjusting mechanism is separated from the ladder stops when in a fourth working state.

The invention relates to an electric power climbing vehicle for climbing conical or cylindrical poles during outdoor operations such as electric and communication operations. The electric power climbing vehicle is characterized in that the climbing vehicle can be dragged by a common electric vehicle, the rubber drive wheel of the climbing vehicle is fixed on a frame, and a driven rubber wheel of the climbing vehicle can be opened along with an opening and closing frame. During use, the climbing vehicle is moved close to a pole, the opening and closing frame is closed to hold the pole, a pull rod is pulled to touch a limit switch, and a motor rotates to drive a one-way sprocket to pull a chain and the sprocket of a drive rubber wheel axle to rotate in a clockwise and stepping manner to climb upwardly; the motor is switched off during return journey of the pull rod, a manual power sprocket, the chain and pedals return to the original positions; a non-return ratchet coaxial with the drive rubber wheel operates to prevent the drive rubber wheel from sliding downwardly; when a working position is reached, a holding brake handle is pulled, and an operator can start working; during downward moving, a pawl for limiting the non-return ratchet is opened, the holding brake handle is loosened, and a brake is stepped to allow the vehicle to move downwardly slowly; normally the poles are conical, the left and right pedals are loosened or tightened by stepping to guide rope winding and unwinding, and the horizontal position of the whole vehicle is adjusted by moving the driven rubber wheel.

The invention relates to the field of parts for a recreational vehicle, in particular to a folding ladder for the recreational vehicle. The folding ladder comprises a first ladder body, wherein a first bearing rack is arranged at the lower end of the first ladder body; a second bearing rack is arranged at the top of the first bearing rack; the outer end of the first bearing rack is hinged with theouter end of the second bearing rack; a second ladder body attached to the first ladder body is arranged at the inner end of the second bearing rack; the first ladder body and the second ladder bodyare fixedly connected through a locking assembly; when the second bearing rack rotates to be located in the same plane with the first bearing rack, storage space for a spare tire is formed between thesecond ladder body and the outer wall of a carriage. When the ladder is used, the second ladder body can be screwed off and can be prevented from interfering with a spare tire rack, the ladder is more convenient and safer when a user climbs the ladder, and the user does not need to tread the spare tire or the spare tire rack; when the ladder is not used, the second ladder body can be rotated to be attached to the first ladder body and is locked by the locking assembly, use of the spare tire is not affected, and demands of the user can be effectively met.

The invention provides a circulating mutual-climbing lifting column which comprises a lower supporting frame. The lower supporting frame comprises bearing trusses; connecting trusses are fixedly connected to the positions, close to the tops and the bottoms, between the front faces and the back faces of the two bearing trusses; tower column connecting beams are fixedly connected to the positions, close to the two ends, between the bottoms of the two bearing trusses; bearing telescopic girders are slidably connected to the tops of the bearing trusses; and connecting plates are fixedly connected to the top faces of the bearing trusses. According to the circulating mutual-climbing lifting column provided by the invention, mutual climbing of an upper supporting frame and a tower column can be realized by adjusting the number of the supporting frames and the number of hydraulic jacking systems according to actual conditions, the height of a free cantilever of the tower column can be reduced, the wind resistance can be improved, and meanwhile, the input amount of the tower column can be saved; layer-by-layer jacking of the upper supporting frame and the tower column is achieved through stretching and retracting of a hydraulic oil cylinder, so that the jacking time is short, and construction is not affected; and overall lifting can be achieved through a platform arranged on the lower supporting frame, and multi-working-condition operation can be conducted on an embedded part system, the hydraulic jacking systems and the like on the platform, so that higher efficiency, higher economical efficiency and higher safety are achieved.

The invention discloses an upright inserted high-voltage line maintaining ladder. A stabilizing seat of the upright inserted high-voltage line maintaining ladder is fixed through being matched with an outer conical surface located at the lower end of an upright column body through a middle inner conical hole, and the outer conical surface of the upright column body is fixed through being matched with the inner conical surface of the inner conical hole of the upright column body; the inner conical surface and the outer conical surface which are fitted are automatically locked through the matching of a locking slot in the inner conical surface and a brake pin after the inner conical hole is fixed through being matched with the outer conical surface; and the surface of the upright column body is fixedly provided with steps on which antiskid rubber is adhered, and antiskid rubber is also adhered to the bottom of the stabilizing seat. The upright inserted high-voltage line maintaining ladder is simple in structure and very convenient to assemble and use, and no tools are needed in the assembling and disassembling processes when the ladder is used; after the upright inserted high-voltage line maintaining ladder is adopted, the problems on the aspects of uprightly climbing and standing of high-voltage line maintaining personnel are solved, and the high-voltage line maintaining ladder is rapid, convenient, safe and reliable to assemble and convenient to climb when being used for climbing; and after being used, the upright inserted high-voltage line maintaining ladder is convenient to disassemble, package and transport, so that the production and use costs are reduced.

The invention discloses a cement telegraph pole. The cement telegraph pole comprises a pole body, a split spiral track and a climbing table. The rod body is vertically fixed to the ground, and the multiple split spiral rails are rotationally connected with the rod body and spirally distributed on the outer surface of the rod body in the height direction of the rod body. The multiple split spiral tracks can rotate relative to the rod body to be in the state that the split spiral tracks are sequentially connected to form a complete spiral track or in the state that the split spiral tracks are disconnected from one another. And the climbing platform can be connected with the complete spiral track and reciprocates along the complete spiral track. According to the cement telegraph pole, a worker can quickly ascend to different height positions of the cement telegraph pole by means of climbing of the climbing table along the complete spiral track, manual climbing is not needed, manpower is saved, and the cement telegraph pole is safe and reliable.

The invention discloses an upright serially-connected high-voltage line maintaining ladder. A stabilizing seat of the upright serially-connected high-voltage line maintaining ladder is fixed through being matched with an outer conical surface located at the lower end of an upright column body through a middle inner conical hole, and the outer conical surface of the upright column body is fixed through being matched with the inner conical surface of the inner conical hole of the upright column body; the inner conical surface and the outer conical surface which are fitted are automatically locked through the matching of a locking slot in the outer conical surface and a brake pin after the inner conical hole is fixed through being matched with the outer conical surface; and the surface of the upright column body is fixedly provided with steps on which antiskid rubber is adhered, and antiskid rubber is also adhered to the bottom of the stabilizing seat. The upright serially-connected high-voltage line maintaining ladder is simple in structure and very convenient to manufacture, assemble and use, and no tools are needed in the assembling and disassembling processes when the ladder is used; after the upright serially-connected high-voltage line maintaining ladder is adopted, the problems on the aspects of uprightly climbing and standing of high-voltage line maintaining personnel are solved, and the high-voltage line maintaining ladder is rapid, convenient, safe and reliable to assemble and convenient to climb when being used for climbing; and after being used, the upright serially-connected high-voltage line maintaining ladder is convenient to disassemble, package and transport, so that the production and use costs are reduced.

The invention relates to a steel-wood combined pre-assembly and separation type hydraulic self-climbing frame. The hydraulic self-climbing frame is characterized by comprising a template system, a hydraulic climbing system and a frame body system. The hydraulic self-climbing frame can realize both integral climbing and single-beam climbing, and is good in climbing stability; the hydraulic self-climbing frame is convenient to operate and high in safety, and a large quantities of labor hours and materials can be saved; after one-time assembly, the climbing frame can reach the top without fallingto the ground, construction site is saved, and bumping damage of templates, particularly panels is reduced; an omnibearing operation platform is provided, and a construction organization needs not towaste materials and labor for reconstructing the operation platform; structure construction error is small, deviation rectification is simple, and the construction error can be eliminated layer by layer; the climbing speed is high, and engineering construction speed can be increased; by means of template self-climbing and in-situ cleaning, hanging times of a tower crane are reduced greatly; pawldirection of reversing boxes is changed, and function shift between climbing frame lifting and guide rail lifting is realized; an oil cylinder performs automatic adjustment when each stair level is climbed, and synchronization of simultaneous climbing frame bodies is guaranteed.