920results about "Safety belts" patented technology

A personal fall arrest assembly for shortening a response time in event of a fall includes a line, which has a connector and a coupler attached to its first end and second end, respectively. The connector and the coupler are selectively attachable to a structure, or an adaptation to the structure, and to a harness worn by a user, respectively. The line thus tethers the user to the structure. A deceleration device is attached to the line and is absorbs energy as the line arrests a fall of the user. A sensor is operationally engaged to the deceleration device and is detects actuation of the deceleration device. An alert module, which is attached to the line and which is operationally engaged to the sensor, comprises a transmitter so that the alert module selectively transmits an emergency alert upon the sensor detecting actuation of the deceleration device.

A lineman fall restraint includes a first strap and a second strap connected to said first strap. It further includes a first cam assembly having a through passage. The first strap extends through the passage. A first lanyard first strap and a second lanyard second strap each connect to a portion of the lineman fall restraint. A first loop strap portion of the first strap forms a first portion of a closeable loop. A second loop strap portion of the second strap forms a portion of the closeable loop. The closeable loop adjustable to and from a closed loop and open loop.

An apparatus for reducing wearer fatigue for use in a wearable safety harness system includes a dorsal chassis capable of engagement with one or more shoulder safety straps and one or more lower torso webbing straps, an attachment subassembly comprising of a D-ring, a self-retracting lifeline attachment point, lower torso webbing strap attachment point, and a force-reduction mechanism. The attachment subassembly is attached to the dorsal chassis via the force-reduction mechanism such that force-reduction mechanism absorbs vertical forces produced by the weight of a self-retracting lifeline. The force-reduction mechanism absorbs vertical forces produced by the lower torso webbing strap resulting from the attachment of tools or equipment to the lower torso webbing strap. The arrangement of the apparatus also promotes increased flexibility between the shoulder safety straps and the lower torso webbing straps torso safety strap, thereby reducing wearer fatigue.

The invention relates to the technical field of integrated power grid safety belt early warning, in particular to a health state early warning system and method integrated on a power grid safety belt, and the system comprises a health data collection unit which comprises a photoplethysmography (PPG) sensor which is internally integrated on the inner side of a shoulder belt of the power grid safety belt, is attached to the skin of an operator and has a motion interference resisting function; the local data processing module is internally provided with a data processing and analyzing unit which is integrated on the safety belt and is used for receiving synchronous physiological data and environment data from the local data processing module, executing data preprocessing, eliminating limb movement interference in PPG data by applying a Kalman filtering algorithm, and analyzing a health state intelligent analysis model; the early warning unit is used for receiving the output result of the intelligent analysis model, and according to the health state early warning system and method integrated with the power grid safety belt, noise is actively filtered out through a Kalman filtering algorithm, secondary screening is carried out in combination with environment data, and the reliability of original data is improved.

The invention relates to the technical field of new energy equipment operation and maintenance, in particular to a new energy operation and maintenance field operation behavior intelligent identification and compliance monitoring system and method, and the system comprises a multi-source sensing layer, an edge intelligent layer, a compliance reasoning layer, a command linkage layer and an evidence and auditing layer. The multi-source sensing layer adopts a multi-source acquisition device to monitor operation and maintenance field personnel, tools and environment states, and acquires and fuses multi-source data; the edge intelligent layer performs space-time alignment on the fused data, performs action recognition and interactive behavior modeling analysis, and outputs a result; the compliance reasoning layer performs compliance judgment based on the result to form a risk quantification result; the command linkage layer performs measures according to the risk quantification result and the risk level grading response; and the evidence and auditing layer forms an evidence chain and a compliance auditing log which cannot be tampered according to the evidence and auditing layer so as to realize evidence storage traceability.

The utility model discloses an anti-falling device for electric power concrete pole climbing, which relates to the technical field of electric power equipment and comprises a first fixing belt, a second fixing belt arranged on one side of the first fixing belt, an inserting plate arranged on one side of the second fixing belt, and a fixing plate arranged at the bottom of the inserting plate. Rotating nuts are arranged on the sides, away from the fixing plate, of the side plates. The waist belt is sleeved with the waist, the inserting plate is fixed in the fixing plate and the side plate through the adjusting rod and the rotating nut, so that the first fixing belt and the second fixing belt are conveniently connected, meanwhile, the anti-skid belt is arranged on the outer wall of the first fixing belt and the outer wall of the second fixing belt, and the anti-skid condition in the pole climbing process can be avoided; a second fixing belt is adjusted through an adjusting rod and a rotating nut, the second fixing belt is rotated to enable the telegraph pole to be matched with the telegraph pole in size, the adjusted second fixing belt is fixed through a mounting bolt and a threaded hole, a climber is prevented from falling, and therefore the protection function is added.

A harness shock absorber assembly for a personal protective equipment and a harness shock absorber for such a shock absorber assembly. The shock absorber assembly comprises a deformable element exhibiting a mechanical resistance against deformation and a flexible strap comprising a middle portion and two protruding portions facing away from each other. The middle portion is tightly wrapped around the deformable element such that pulling the protruding portions away from each other deforms the deformable element. A fall protection safety harness comprising a harness shock absorber assembly according to the present disclosure. A method of retrofitting a harness shock absorber according to the present disclosure to a fall protection safety harness or to a SCBA harness. The method comprises the steps of: providing a fall protection safety harness or a SCBA harness comprising a strap, providing a shock absorber according to the present disclosure comprising a deformable element; and wrapping at least one of the flexible straps of the harness tightly around the deformable element of the harness shock absorber to form the harness shock absorber assembly. The deformation of the deformable element of the harness shock absorber assembly absorbs energy impacting on the personal protective equipment and thereby protects the user's body from impacts or injuries. The shock absorber assembly can easily and reliably be retrofitted to a fall protection safety harness or to a SCBA harness and thereby increase the safety for the user.

The utility model discloses an antiskid chain tightener for a safety belt, which relates to the technical field of high-altitude operation protection and comprises a frame, an adjusting mechanism is movably mounted in the frame, and movable frames are slidably connected to two sides in the frame. By the adoption of the structure, the adjusting mechanism is arranged, the second motor can be started in the using period, the motor drives the lead screw to rotate in the frame, the lead screw rotates to drive the movable frame to slide in the frame based on the synergistic effect of the lead screw and the movable frame, and therefore the position of the tightening device in the frame can be flexibly changed; the device can be adjusted according to different construction working conditions and specific conditions of users, the position of the device can be flexibly adjusted while the antiskid chain can be efficiently wound no matter in complex and diverse construction environments or operators with different figures, it is guaranteed that the best use effect is achieved, and the adaptability and use convenience of the device are all-directionally improved.

The utility model discloses an anti-falling protection device for climbing operation, and belongs to the field of protectors. The technical scheme adopted by the utility model is that the anti-falling protection device for climbing operation is used for holding and locking a power transmission line located at a high position so as to provide an auxiliary supporting point for a worker who carries out high-altitude operation, and comprises a counterweight piece, two ends of the counterweight piece are respectively provided with a traction assembly and a safety rope, an abutting groove used for abutting against the power transmission line is formed in the side, close to the safety rope, of the balance weight piece, and automatic locking mechanisms used for locking the safety rope are symmetrically arranged on the side wall of the balance weight piece. According to the utility model, the automatic locking mechanism is started to lock the safety rope on the counterweight piece, so that the safety rope is firmly fixed on the power transmission line, the process operation is simple, the practicability is strong, the fixing strength of the safety rope is high, a safe and reliable safety belt fixing point position is effectively provided for working personnel during aloft work, and the working efficiency is improved. And personal safety of workers is guaranteed.

To provide a monitoring system of a fall prevention instrument which does not need the time and effort about battery management, can be managed from anywhere by a manager and has a low introduction cost.SOLUTION: A monitoring system comprises: a hook holder 100 which is attached to a worker; and a relay unit 200 which is installed in a high place work site. The hook holder 100 includes: hook attachment / detachment state detection means which detects an attachment / detachment state of a hook; a wireless transmission circuit 114 which wirelessly transmits hook attachment / detachment state information to the relay unit 200; and a power generation circuit 115 which supplies power to the wireless transmission circuit 114. The power generation circuit 115 generates power when attaching / detaching a hook 12 to / from a hook hooking member 103. The relay unit 200 includes a relay processing part 212 which relays the hook attachment / detachment state information received from the hook holder 100 to the management server 300 via the network.SELECTED DRAWING: Figure 1

The utility model discloses a safety belt for preventing high hanging by utilizing a liquid level height difference principle, which relates to the field of building construction and comprises a safety rope, a safety belt is arranged at one end of the safety rope, a hanging part for hanging is arranged at the other end of the safety rope, and a detection device is arranged in the safety rope and is used for detecting the height difference of two ends of the safety rope. An alarm device is arranged on the side, close to the hanging part, of the safety rope, when the detection device detects that the end, connected with the safety belt, of the safety rope is higher than the end, connected with the hanging part, of the safety rope, the alarm device is triggered and sends an alarm signal to a construction manager in time, and the construction manager supervises corresponding workers to correct and improve in time. A power supply assembly is arranged on the side, close to the hanging part, of the safety rope and used for providing electric energy for the detection device and the alarm device. The safety belt has the effect of improving the use safety of the safety belt.

The invention belongs to the technical field of hoisting equipment, particularly adapts to high-altitude and low-altitude multi-scene hoisting operation and high-altitude safety protection, and particularly discloses an ultra-high molecular weight polyethylene fiber rope self-locking device which comprises a shell, a fixing handle is arranged on the shell, and a main ratchet wheel rotating disc is rotationally installed in the shell; a first pawl is arranged in the shell and matched with the main ratchet wheel rotating disc, and an auxiliary ratchet wheel rotating disc is further arranged in the shell. Through cooperation of the main ratchet wheel rotating disc and the auxiliary ratchet wheel rotating disc, the fiber rope forms a curved track, the number of locking stress points of the fiber rope is increased to two, and the local stress load of the fiber rope is dispersed; the problems that the ultra-high molecular weight polyethylene fiber rope is locally prone to friction damage and the structure is weakened during high-low-altitude operation are solved, meanwhile, the locking failure risk caused by extreme dynamic impact is reduced, and the complex and harsh safety protection requirement of the high-low-altitude operation can be stably met.

A force damper arranged to progressively arrest a first force imparted by an object moving in a first direction is disclosed. The force damper includes a housing enclosure having a first housing end and a second housing end. The first housing end includes a first connection point, and the second housing end includes an opening. A driving member is disposed within the housing enclosure and includes a first shaft end, a second shaft end, and a shaft therebetween. The first shaft end includes a stop and the second shaft end includes a second connection point. A compressible member is disposed within the housing enclosure between the stop and the opening. The compressible member is formed from a material that at least partially undergoes plastic deformation when the first force is arrested and imparts a second force on the stop toward first housing end.

The utility model discloses an anti-falling track and a T-shaped anti-falling structure. The anti-falling track comprises sub-tracks, connecting plates and fasteners, each branch track is provided with a horizontal plate and a vertical plate, and one end of the vertical plate is connected to the horizontal plate; the end part of the first sub-rail is linearly close to the end part of the second sub-rail, and the wavy convex block extends into the wavy interface; a plurality of linearly arranged connecting holes are formed in the connecting plate in the length direction, the plane of the connecting plate is in contact with the vertical plates of the first sub-rail and the second sub-rail, and the connecting plate extends to the end of the second sub-rail from the end of the first sub-rail; fixing bolts penetrate through the connecting holes and the vertical plate holes and then are matched with fixing nuts, so that the first sub-rail, the second sub-rail and the connecting plates on the two sides are fixed into a whole, and the first sub-rail and the second sub-rail are linearly aligned. According to the scheme, the wavy protruding blocks and the wavy connectors are connected in a staggered mode, and the phenomenon that the falling protector is blocked when sliding and passing through the rail butt joint position can be avoided.

The invention relates to the field of safety protection, in particular to a safety protection auxiliary system and device.The system comprises an alarm subsystem and a detection subsystem, the alarm subsystem comprises a sound warning module, the detection subsystem comprises a pressure detection module, the device comprises a buffer bag and an auxiliary instrument, and an integrated circuit board is arranged in the auxiliary instrument; the safety protection auxiliary system is carried on the integrated circuit board, firstly, the pressure detection module with a basic voltage value and the sounding warning module are arranged, so that when a worker normally uses the safety protection device, the basic voltage value in the pressure detection module does not change, and the sounding warning module does not make a sound; when a worker forgets to hang the hook on a hanging point, the sound warning module gives a sound for reminding, so that the phenomenon that the worker forgets to hang the hook of the safety belt when using the safety belt due to negligence of the worker and untimely supervision or the influence of the production operation environment and the like is solved.

The present application relates to high-altitude operation anti-falling technical field, especially in kind of high-altitude operation anti-falling guide rope take-up device, including main anti-falling unit and hang unit cooperation, when falling, through buffer rope group can carry out a buffer, again by auxiliary deceleration group carries out auxiliary deceleration, avoid because sudden fall causes staff to bear huge impact force, set two buffers can carry out secondary buffering, the buffer assembly that the sliding hooking assembly below cooperates sets up three times buffering protection to staff, three buffering common effect improves buffering protection effect; Sudden drop may lead to worker lose balance or control, in the falling process, violent swing or rotation will be produced, set up and hook two hooking parts can carry out the stability anti-falling, and the buffer rope group of two places can evenly bear the impact force, avoid because concentrated stress leads to steel wire rope fracture, the overall common effect makes the safety of high-altitude operation greatly improves.

The invention discloses a safety belt hanger device and an operation method thereof. The safety belt hanger device comprises a magnetic attraction base, an insulating supporting rod, an auxiliary stabilizing mechanism, a linkage mechanism and an operating handle, a magnetic attraction assembly is arranged in the magnetic attraction base, and at least part of the magnetic attraction assembly can rotate in the magnetic attraction base; the upper end of the insulating support rod is provided with a suspension ring, the lower end is fixed on the upper surface of the magnetic base, the insulating support rod is internally provided with an accommodating cavity extending into the magnetic base, and the side wall is provided with a mounting hole penetrating through the accommodating cavity; the auxiliary stabilizing mechanism comprises a clamping arm, the clamping arm comprises two U-shaped arms with the same shape, the openings of the two U-shaped arms are oppositely arranged, and one end of each U-shaped arm is rotatably mounted on the insulating supporting rod and located on the outer side of the opening of the mounting hole; the linkage mechanism is installed in the containing cavity, one end of the linkage mechanism is in transmission connection with the rotatable part of the magnetic attraction assembly, and the other end of the linkage mechanism is in transmission connection with the clamping arm through the installation hole. The operating handle is fixed to one end of the magnetic attraction assembly and extends to the outer side of the magnetic attraction base.

The invention provides a node mechanism of a cableway rope, and relates to the field of cableway safety, the mechanism comprises a fixing assembly, a guide assembly, a safety buckle and a rope; the guide assembly comprises a guide plate, a fixing plate and a second guide seat. The guide plate is fixedly installed on the fixing assembly, the fixing plate is welded to one side of the guide plate and is perpendicular to the guide plate, and the two sides of the fixing plate are in a slope shape; the guide seat is welded to the top of the fixing plate, a magnet is fixedly installed at the bottom of one side of the fixing plate, a guide sliding groove is formed in one side of the fixing plate, the rope is fixedly installed in the fixing assembly, and the safety buckle is arranged on the rope in a sleeving mode. According to the mechanism, the sliding block in the safety buckle can only be sucked away through the magnet, the telescopic rod is moved out of the telescopic rod groove to unfasten the safety buckle, manual unfastening of the safety buckle is prevented, and therefore potential safety hazards are reduced; by arranging the guide seat, the safety buckle can automatically pass through the safety buckle groove in the moving process, people do not need to align the safety buckle groove, and convenience is brought to old people who are poor in eyesight.

The utility model relates to safe equipment technical field discloses the anti -fall multifunctional safety belt hook for power equipment overhauls, including the hook body, the inside rotation of hook body is connected with the baffle lever, the outside fixed connection of hook body has the connecting plate, the outside fixed connection of baffle lever has the fixed base, the inside slide connection of fixed base has the sliding block, the inside screw thread connection of sliding block has the lead screw, the outside fixed connection of baffle lever has the fixed plate, the inside rotation of lead screw is connected in fixed plate, the inside slide connection of connecting plate is in baffle lever. In the utility model, through the rotation lead screw drive sliding block in fixed base sliding, make sliding block slide to the surface of connecting plate, make connecting plate be stuck between sliding block and baffle lever, can limit baffle lever to occur rotation, prevent the object in the hook body from falling off, to realize the safety of improving power equipment overhauls.

The application discloses a kind of temporary anti-falling rope hanging equipment based on unmanned aerial vehicle, to provide a kind of temporary anti-falling rope can be automatically arranged on rod, to effectively solve the first person on rod hanging temporary anti-falling rope worker does not have safety protection measures, there is the problem of high-altitude falling safety hazard of temporary anti-falling rope hanging equipment based on unmanned aerial vehicle.It includes: climbing frame, climbing frame includes two slot opening arrangement vertical sliding groove;Lifting connecting structure, it includes the vertical rod of upper end connection in the upper part of climbing frame and the connecting sleeve of vertical rod, connecting sleeve can slide down along vertical rod and slide out from the lower end of vertical rod;Unmanned aerial vehicle, the rack of unmanned aerial vehicle is connected with connecting sleeve by connecting rope;Climbing frame locking mechanism, climbing frame locking mechanism includes locking plate and locking plate translation mechanism, locking plate translation mechanism drives locking plate translation, so that locking plate extends into vertical sliding groove or makes locking plate move out to vertical sliding groove.

The utility model belongs to tower climbing auxiliary equipment technical field, specifically disclose a kind of tower climbing anti-falling hanging device, including hanger butt joint unit and hanger, hanger butt joint unit and hanger vertical sliding fit;Shrinkage sliding block is slidably fitted on hanger, and driving element is equipped on hanger;Locking device is connected on shrinkage sliding block, and locking strip is provided on hanger;Connecting piece is connected on hanger butt joint unit, and connecting piece is connected with locking device;When hanger butt joint unit slides upward, connecting piece drives locking device and locking strip to unlock, and connecting piece can drive shrinkage sliding block to move to starting point position at this time;When hanger butt joint unit slides downward and resets, connecting piece drives locking device and locking strip to lock, and driving element can drive shrinkage sliding block to move to terminal position at this time.The utility model can play the effect of anti-falling, improve operation safety.

The utility model discloses a posture self-locking structure of safety clothes. The posture self-locking structure comprises an insertion plate, the inserting seam is formed in the lower end of the inserting plate; the pressing opening is formed in one inner wall of the inserting seam; the pressing plate is rotationally connected to the other inner wall of the inserting seam; the connecting plate is connected to the inserting plate in a sliding manner; a switching column is arranged in the middle of the pressing plate; an inclined groove is formed in the connecting plate; and a driving inclined surface is arranged on the edge of the inclined groove. The gravity of the tool or the tool bag acts on the pressing plate to enable the pressing plate to rotate to press the waistband, so that the structure is prevented from sliding along the waistband and being separated from the waistband, the wearing comfort of the safety clothes is improved, and potential safety hazards are also reduced; when the tool or the tool bag is lifted upwards, the pressing plate automatically loosens the waistband and is convenient to take down, additional operation steps are not added, and use is easy and convenient.

The invention discloses an anti-falling device with energy absorbing and buffering functions, and relates to the technical field of anti-falling devices, the anti-falling device comprises a rack, and a descent control device and a limiting device are arranged on the rack; the descent control device is composed of a pressure cavity, a main shaft, a clamping cone and a rope winding roller, the pressure cavity is formed in the rack, the main shaft is installed in the pressure cavity, and the clamping cone is installed in the pressure cavity; huge and self-boosting braking force is generated through kinetic energy of falling, rotation of the rotating shaft and displacement of the moving shaft are driven through the braking force, so that the moving shaft pushes out the extrusion block through fluid in the moving process, the extrusion block is meshed with the inner ring of the inner gear ring, and therefore efficient first-stage friction energy absorption is achieved; the impact force is absorbed and inhibited; two-stage contact energy absorption is achieved by making contact with the clamping and stopping cone in the moving process of the moving shaft, the main shaft stops moving under the mutual cooperation of rotating braking and linear moving energy absorption, and therefore the safety of falling personnel is guaranteed.

The utility model discloses a portable adjustable falling protector which comprises a falling protector body, an upper hanging rope, an upper hook and a steel wire rope, first guide wheels are arranged on the front side and the rear side of the bottom of the falling protector body, and second guide wheels are arranged on the left side and the right side of the bottom of the falling protector body. By arranging the first guide wheel and the second guide wheel, the steel wire rope in an inclined state can be guided, so that a user can conveniently adjust the steel wire rope front, back, left and right, and the problem that the extending end of an existing falling protector main body is provided with the steel wire rope and a lower hook; an adjusting guide structure for the steel wire rope is not arranged on the outer side of a rope outlet in the bottom of the falling protector main body, a user generally works around the falling protector main body, at the moment, the extending steel wire rope is in an inclined state and continuously generates friction with the rope outlet along with movement of the steel wire rope, and the service life of the steel wire rope is greatly shortened. And the effect of conveniently adjusting and guiding the steel wire rope is achieved.

The utility model provides a temporary suspension device for a subway safety belt, which comprises a fixed module, a movable module, a movable module, a movable module and a movable module, wherein the two ends of the fixed module are adjustably fixed in preformed holes of tunnel segments; the adjusting telescopic module comprises a fixing rod, an adjusting unit and a hanging unit, the fixing rod and the adjusting unit are connected with the fixing module, the adjusting unit adjusts the width between the left side and the right side of the fixing module, and the hanging unit is connected with a safety belt. Wherein before the fixing modules are installed, the width of the fixing modules is adjusted according to the adjacent distance between preformed holes of a field tunnel segment, the fixing modules at the movable ends slide into the corresponding adjusting units, and fixing is achieved after the distance is adjusted. When the hook unit is installed, the safety belt is hung on the hanging unit. The problem that the overhead line system is damaged due to the fact that the safety belt is connected with the overhead line system during subway climbing maintenance can be solved, and the safety and reliability of climbing operation are improved.

The invention discloses a rigid guide rail type anti-falling device, and relates to the technical field of anti-falling devices, and the rigid guide rail type anti-falling device comprises a metal guide rail which is fixedly installed at the edge of a power transmission facility of a nuclear power station, and the metal guide rail is formed by sequentially and fixedly connecting multiple sections of T-shaped rails from top to bottom; and the falling protector is used for carrying out falling protection on the constructors, and the falling protector comprises a mounting block, a triggering block and a self-adaptive contact type brake. Through the self-adaptive contact type brake in the falling protector, the falling protector can be quickly braked when a constructor falls, and a brake block in the self-adaptive contact type brake is not in contact with a metal guide rail during normal use, so that the friction force between the falling protector and the metal guide rail can be reduced, and the falling protector is easier to move; the abrasion condition of the self-adaptive contact type brake and the metal guide rail can be relieved, the service life is prolonged, surface smoothness caused by long-term contact of the self-adaptive contact type brake and the metal guide rail can be prevented, and the braking effect can be kept stable for a long time.

The application discloses a climbing protection device of a power tower, relates to the field of power equipment, and can solve the problem of wasting manpower caused by repeatedly locking and unlocking the locking structure of the connecting safety belt during the process that workers climb the power tower. The power tower comprises a tower body and a climbing pole, the climbing pole comprises a supporting pole and a plurality of hand and foot poles, the climbing protection device comprises a fixing bin and a positioning piece, the fixing bin comprises an upward bin and a downward bin, the upward bin is provided with a first sliding groove, the positioning piece is embedded in the first sliding groove, one end of the positioning piece is connected with a hanging ring, the groove wall of the first sliding groove is connected with a plurality of first limiting components, the first limiting components are provided with limiting surfaces for limiting the downward sliding of the positioning piece, and the first limiting components are further provided with first guide surfaces for facilitating the upward movement of the positioning piece; the downward bin is provided with a second sliding groove, and the groove wall of the second sliding groove is connected with second limiting components for limiting the free falling of the positioning piece along the length extension direction of the second sliding groove.