202results about How to "Avoid falling accidents" patented technology

The invention belongs to the technical field of glass curtain wall cleaning devices, particularly relates to a glass curtain wall cleaning device. The glass curtain wall cleaning device comprises a plurality of sucker components, a rack, a cleaning roll brush and a cleaning motor, wherein the sucker components and the rack are connected through a moving pair and a walking device; brushes are arranged on the periphery of the cleaning roll brush; the cleaning roll brush is connected with the rack through a rotating pair; an output shaft of the cleaning motor is connected with a shaft of the cleaning roll brush; each sucker component comprises a sucker, an adsorption piston rod, an adsorption piston cylinder and an adsorption piston; each adsorption piston rod and the corresponding adsorption piston are combined to form a whole body, and then are combined with the corresponding adsorption piston cylinder to form a corresponding adsorption air cylinder; the tail end of each adsorption piston rod is fixedly connected with the corresponding sucker; a hole is formed in the center of each sucker, extends to the back surface of the sucker and is an adsorption hole; and two connecting holes are formed in each adsorption piston cylinder, are a front cavity hole and a rear cavity hole respectively, and respectively communicate with a front cavity and a rear cavity of the corresponding adsorption air cylinder. By the glass curtain wall cleaning device, fall accidents of personnel are stopped, operation safety is improved greatly, and work limiting conditions are reduced.

The invention relates to the field of power system safety equipment, in particular to an anti-falling device based on unmanned aerial vehicle hanging, and a hanging method thereof. The anti-falling device comprises an anti-falling component of which the top end is connected with an unmanned aerial vehicle removably, and the bottom end of the anti-falling component is provided with a fixed pulley used for hanging a safety rope; the anti-falling component is further provided with a clamping space which is such structured that the clamping space is provided with a gap fit with a tower cross bar and/or a support bar on a tower, and accordingly the anti-falling component can be hung on the tower cross bar and/or the support bar on the tower through movement of the unmanned aerial vehicle; operation personnel do not need to climb the tower for installing and removing the anti-falling component, and the operation personnel climb the tower and descend from the tower under the protection of thesafety rope on the anti-falling device, and are prevented from falling down; and the danger coefficient for climbing the tower for maintenance and repair of power transmission lines is reduced. The anti-falling device is simple in structure, and the hanging method is simple and easy to operate, and convenient to promote and apply to maintenance and repair of all power transmission lines.

The invention relates to a glass detection fixed clamp, and particularly relates to an arbitrary quadrilateral butadiene styrene rubber wheel corner fixed clamp. As the improvement, a rotary through hole is formed in a lower slippage plane; the other side of the rotary through hole is provided with a rotary table chamfering arc surface; the rotary table chamfering arc surface is located on a back plane of the lower slippage plane; a corner arc surface convex pointer is arranged on the rotary table chamfering arc surface; a step shaft pin is arranged on the other side of the rotary through hole; a wheel hole matching section is arranged on the step shaft pin; the outer end of the wheel hole matching section is a shaft pin outer end; a shaft pin screw hole is formed in the center of the shaft pin outer end; the outer circle of the wheel hole matching section is matched with a wheel inner hole in a rotatable manner; the shaft pin screw hole is matched with a wheel screw; a screw head of the wheel screw simultaneously shields a wheel step surface; a wheel slide groove is formed in one end of an upper clamping plane; a transition notch is formed between the wheel slide groove and the upper clamping plane; an anti-releasing groove is formed in a clamping inclined slope; an anti-releasing convex strip is arranged on a rubber pressing sheet; and the anti-releasing convex strip and the anti-releasing groove are in embedded type interference fit, so that quadrilateral glass with arbitrary included angles is fixed.

The invention discloses a construction device capable of blanking mixed materials of block-shaped waste concrete, which comprises a row type hopper, a chute and ear plates. Hoppers are connected through the ear plates to form the row type hopper, lugs are arranged at the upper portion of the row type hopper and connected with steel wire ropes of a lifting device, and a drawer type baffle is arranged at the lower portion of the row type hopper. The chute is connected with the bottom of the row type hopper in hanging mode through round hinges, the inclined angle of the chute can be changed through stretching out and drawing back of adjusting ropes, and the lower end of the chute is provided with a lifting type baffle to control the blanking. The block-shaped waste concrete or mixed materials formed by cast-in-place concrete and the block-shaped waste concrete are filled in the row type hopper, the number of the hoppers can be determined accordingly to casting requirements and lifting capacity, and casting materials are accurately conveyed to casting operation places through the construction device. The construction device capable of blanking the mixed materials of the block-shaped waste concrete is simple in structure, flexible in use, convenient in installation and dismounting, safe in operation, low in cost and capable of playing a positive role on operation of the project forpromoting the block-shaped waste concrete in large area.

The invention relates to a toughened glass test rack, in particular to a glass detecting rack. As improvement, the glass detecting rack is characterized in that a transmission worm is matched with a worm shaft; the two ends of the worm shaft can be rotatably fixed in worm supporting bases separately; the worm supporting bases are fixedly arranged on the outer side surface of a corresponding supporting side plate; one end of the worm shaft is further provided with a worm cranking handle; a screw lifting camera group is arranged on a camera shooting square rod; a rotary impactor can be fixedly arranged on an impact cross rod in a sliding manner; a step corner pressure plate assembly comprises a first pressure plate, a second pressure plate, a third pressure plate and a fourth pressure plate which are the same in structural dimension; and each pressure plate is composed of a clamping part and a sliding corner part. According to the glass detecting rack, labor intensity of fragment detecting is changed, camera shooting is carried out, and fragment images are transmitted to a computer processing center; the rotary impactor is applied, so that hammering every time is consistent is force, and therefore, breaking test specifications are unified.

The invention provides a precise positioning device for fast tunneling equipment in a coal mine coal mining tunnel. The precise positioning device comprises a tunneling machine, a crushing machine, an anchor rod drill wagon, a stepping type self moving machine tail, a self moving force station and a rubber belt reversed loader, and is structurally characterized by also comprising nine node positioners, four wireless translation gateways, wireless base stations, positioning displays and positioning controllers, wherein the nine node positioners are respectively arranged on the tunneling machine, the crushing machine, the anchor rod drill wagon, the stepping type self moving machine tail, the self moving force station and the rubber belt reversed loader; the four wireless translation gateways are respectively arranged on the crushing machine, the anchor rod rill wagon, the stepping type self moving machine tail and the self moving power station; the wireless base stations, the positioning displays and the positioning controllers are arranged on the anchor rod drill wagon; and electromagnetic waves are mutually emitted between the node positioners arranged on two pieces of adjacent equipment so that space monitoring is carried out. The precise positioning device has the advantages that collision or falling accidents due to too short distance between the adjacent equipment can be effectively prevented; the positioning precision can reach 0.4m; and the positioning range is not smaller than 200m.

The invention provides an auxiliary device for overhauling the top of a transformer, and belongs to the field of devices for overhauling the transformer. The auxiliary device comprises a bottom plate, wherein electromagnets and a hook are arranged at the bottom of the bottom plate, a power supply is arranged on the top surface of the bottom plate, and the electromagnets are connected to the power supply through a control device; a sleeve is arranged on the top surface of the bottom plate, a horizon bar is arranged, one end of the horizon bar is inserted in the sleeve in a penetrating manner, a hydraulic cylinder is arranged at the other end of the horizon bar, and a seat is arranged on a piston rod of the hydraulic cylinder; an oil pump, an oil tank and an electromagnetic valve are arranged on the bottom plate, two oil ports of the hydraulic cylinder are connected to two connectors on one side of the electromagnetic valve, one of two connectors on the other side of the electromagnetic valve is connected to the oil tank through the oil pump, and the other connector on the other side of the electromagnetic valve is directly connected to the oil tank. Therefore, working staff can safely and conveniently overhaul the top of the transformer, and can find the suspension point of a safety belt.

The invention provides an anti-falling device and an anti-falling method. The anti-falling device comprises a guide rail, a self-locking device, a safety belt and the like, wherein the guide rail is provided with at least one clamping seat which protrudes the matrix surface of the guide rail, the upper end face of the clamping seat is a clamping face clamped and braked with a clamping block of the self-locking device, and the height of the clamping seat is gradually reduced from the clamping face of the upper end to the part of the lower end protruding the matrix of the guide rail; and the self-locking device comprises the clamping block and a body, wherein the clamping block is movably connected with the body through a rotating pin shaft, the clamping block is provided with a clamping head, the clamping block can rotate by using the rotating pin shaft as a center, and the clamping head extends out of the bottom surface of the body to realize locking braking with the clamping seat on the guide rail. The anti-falling device has better stress performance, and has safer and more reliable braking performance between the guide rail and the self-locking device; and by using the device and the method, normal action and overhauling operation of an operator are not affected at the same time of protecting the safety of the operator.

The invention discloses a rapid working clamp of a pre-hanging type power distribution line de-icing engaged line, comprising a short-circuit cable, wherein the two ends of the short-circuit cable are respectively connected with lead wire hanging mechanisms; each lead wire hanging mechanism comprises a first clamping block, a second clamping block and a pull rod; the upper end of each first clamping block is movably connected with the upper end of each second clamping block; relative clamping faces of the lower end of each first clamping block and the lower end of each second clamping block are respectively provided with bayonets for hanging an overhead line; a conductive block for connecting the overhead line with the short-circuit cable is arranged at the position of the corresponding bayonet on each first clamping block or each second clamping block; the conductive block is connected with the short-circuit cable; one end of each pull rod is connected with the middle part of each second clamping block; the other end of each pull rod penetrates through the middle part of each first clamping block; and the other end of each pull rod is provided with a first locking nut. According to the rapid working clamp of the pre-hanging type power distribution line de-icing engaged line disclosed by the invention, the lead wire hanging mechanisms are respectively and additionally arranged at the two ends of the short-circuit cable to realize rapid wiring of the short-circuit cable; and the structure is simple and the utilization is convenient. The rapid working clamp is applicable to de-icing work of a power distribution line.

The invention discloses an open stope mining method for a steeply inclined vein ore body. The open stope mining method comprises the steps that a stope is arranged in the moving direction of the ore body, a plurality of rock drilling roadways are formed, the rock drilling roadways are arranged in parallel along a vein at equal intervals in the vertical height direction of the stope, a stope preparation well is formed in the middle of the stope, the widths of the rock drilling roadways and the stope preparation well are consistent with the mining width of the stope, and top columns and studs are reserved in the stope; and the rock drilling roadways and the stope preparation well are used as blasting free faces, and multi-free-face blasting and overall area caving of the ore body in a chamber are achieved. By the adoption of the mining method, mining operation is conducted in the rock drilling roadways, the rock drilling roadways are good in stability, safe and reliable, surrounding rock caving hazards of the stope can be avoided, the operation environment is improved, and the operation safety coefficient is increased; and according to the mining method, the rock drilling roadways and the stope preparation well are used as the blasting free surfaces, the multi-free-surface blasting area is integrally caved, the whole stope is completed through one-time blasting, and the production capacity of the stope is greatly improved.

The invention discloses a bench type container which comprises a bench body, wherein the bench body is provided with a plurality of beams comprising two side beams, two end beams and a plurality of bottom cross beams arranged between the two side beams; each of the corner ends of the bench body is provided with a connecting piece for lifting and stacking the bench type container; and a safety device is also arranged on the bench body outside the connecting piece and comprises a base and a connecting lock rod, wherein the base and the connecting lock rod are respectively arranged in opposite positions. When the bench type container is connected with other bench type containers with the same structure in a stacking mode, the base and the connecting lock rod are respectively matched with a connecting lock rod and a base on an adjacent bench type container to be connected with each adjacent bench type container in a dismountable mode. The safety device can prevent the condition that people forget to lock the container or prevent the container from falling because of the fault of a locking device in the processes of stacking and lifting the container, and the like.

The invention discloses a protection strengthening type wing-shaped fixture comprising a front clamp, a rear clamp, insulation pull plates on the two sides and protection ropes, wherein the protective insulation protection ropes parallel to the insulation pull plates and wire tightening screws are arranged on the two sides of the front clamp and the rear clamp of the fixture, one ends of the insulation protection ropes are arranged on the front clamp, the other ends are connected with the wire tightening screws, the wire tightening screws are connected to the rear clamp, and the screw length of the wire tightening screws is greater than that of wire tightening screws used for fixing the insulation pull plates. As the protection ropes parallel to the insulation pull plates are arranged on the two sides of the front clamp and the rear clamp of the fixture, a protection plate on the same side can still be stressed to play an effective protection role when one pull plate or pin is broken. Therefore, the occurrence of insulator string or wire falling-off accidents caused by pull plate fracture or tripping can be avoided.

The invention relates to a tempered glass testing and inspecting apparatus, and in particular relates to an improved glass inspection apparatus having a gear rotary table, a ring light camera and a titanium alloy stepped slot corner clamping plate. A transmission gear is also fixed on a rotary table rotating shaft at one side, and is cooperated with a hand-operated gear, the hand-operated gear is rotationally fixed on a hand-operated axle, an axle flange is arranged at the inner end of the hand-operated axle and is fixed on the outer side surface of a supporting side plate correspondingly, a clamp spring for a shaft is arranged at the outer end of the hand-operated axle and is stopped on the outer side surface of the hand-operated axle, a hand wheel stepped round is arranged on the outer side surface of the hand-operated gear, a hand wheel cross bar is fixedly connected on the hand wheel stepped round, a hand wheel crack handle is arranged at the outer end of the hand wheel cross bar, a rack hoisting camera set is arranged on a camera shooting square bar, a square fluorescent tube is arranged on a mobile light ring, an air cylinder impactor is fixed on an impacting cross bar in a sliding manner, a stepped rail clamping plate assembly is fixed on the upper plane of the testing rotating table, and quadrilateral glass having different included angles can be fixed by the stepped rail clamping plate assembly.

The invention provides an online automatic adjustment magnetic adsorption type wall climbing wheel. The online automatic adjustment magnetic adsorption type wall climbing wheel comprises a driving wheel and a follower wheel. The driving wheel is arranged on a power shaft, and an adjusting rotary mechanism is arranged on the power shaft. A tile-shaped magnet is fixedly arranged below the adjusting rotary mechanism, a rotary engaging control piece corresponding to the adjusting rotary mechanism is arranged above the adjusting rotary mechanism, and the outer edge of the rotary engaging control piece is in contacting engagement with the outer edge of the adjusting rotary mechanism. The rotary engaging control piece is locked on a 90-degree corner steering engine through a rotary shaft, and an angle sensor is arranged on the 90-degree corner steering engine. The online automatic adjustment magnetic adsorption type wall climbing wheel can automatically adjust the angle of the magnet according to the angles of working planes, online dynamic magnetic adjustment can be achieved on the working planes with different angles, and magnetic adsorption force is shown in an optimal mode during actual operation.

The invention relates to a tempered glass test and check device, in particular to a molybdenum alloy glass detection device with a gear rotary table, an aperture camera shooting assembly and bearing corner clamping plates. A bearing corner clamping plate assembly is fixed on the upper plane of a test rotary table; a rotary impactor is slidably fixed to an impact cross rod; as an improvement, a transmission gear matches with a manual gear; the manual gear is rotatably fixed to a manual wheel shaft; a shaft clamp spring blocks the outer side surface of the manual wheel shaft; a hand wheel cross rod is fixedly connected to the stepped circle of a hand wheel; a hand wheel crank handle is further arranged at the outer end of the hand wheel cross rod; the transmission gear is fixed to a gear section of a rotary shaft; an aperture camera shooting oblique long handle is arranged on an aperture camera shooting rotary plate of the aperture camera shooting assembly; a horizontal aperture frame and a vertical cross arm camera shooting frame are arranged at the outer lower end of the aperture camera shooting oblique long handle; a camera end is arranged at the upper outer end of the vertical cross arm camera shooting frame; an industrial camera is arranged on the lower front surface of the camera end; and a round fluorescent tube is arranged on the horizontal aperture frame. By applying the rotary impactor, the hammer driving force each time is consistent and crushing tests are ensured to be normalized and unified.

An optical path of a temperature sensor is set to pass through an observation window of a crystal growth furnace and be aimed at a boundary portion of the inner surface of a crucible and the surface of molten liquid, so that electric signals sent from the sensor and subjected to photo-electric conversion are monitored in a crystal growing period to obtain a temperature change of the boundary portion, thus suppressing the temperature of the portion in a certain range to facilitate stable crystal growth. For crystal growth, super-cooled advancement makes the crystal growth starting from the wallof the crucible (8) unsuitable for large crystal growth. For the temperature of a boundary line (9) between the wall of the crucible (8) and the molten liquid (13), the temperature sensor (1) is aimed at the boundary line (9) through the observation window (11) to monitor the temperature, and before a temperature zone for beginning of crystal growth starting from the wall of the crucible (8), signals are sent from a control unit (4) to a power supply (5) to raise the temperature of the furnace, thus suppressing crystal growth starting from the wall of the crucible (8) and safely producing large-aperture crystals.

The invention discloses a bondability detection device for an exterior wall face of a building. The device comprises a power supply and a computer. The device is characterized by also comprising an ultrasonic emitting device which is electrically connected to the power supply for injecting heat to an exterior wall of the building by emitting ultrasonic waves and an infrared thermal imager device for infrared nondestructive testing for the exterior wall of the building with the heat injected, separately, wherein the infrared thermal imager device is provided with a signal output interface in signal connection to the computer. Based on the ultrasonic probe technology, non-contact, long-distance, real-time and fast infrared thermal imaging detection can be performed on the exterior wall of the building can be performed by taking the infrared thermal image detection technology as a detection main body, so that the device has the advantage of quickly and accurately detecting defects such as hollowness in the exterior wall and etc.

The invention discloses an elevator structure. According to the elevator structure, a detection unit can send a detection signal to a control execution unit when a lift car moves, and the control execution unit can analyze and judge after receiving the detection signal. When the control execution unit judges that the movement of the lift car is normal operation or is generated due to human factors, the control execution unit does not act and is not in contact with a steel wire rope of a speed governor, and the steel wire rope of the speed governor is allowed to move along with the movement of the lift car, namely the movement of the lift car cannot be influenced; and when the control execution unit judges that the movement of the lift car is unintentional movement, the control execution unit acts to clamp the steel wire rope of the speed governor so as to ensure that the steel wire rope of the speed governor cannot move but the lift car moves at this movement, thus a pair of bidirectional safety tongs is triggered to stop the lift car which moves unintentionally so as to prevent a falling accident of the lift car.

The invention relates to tempered glass testing clamps, in particular to titanium alloy wheel sliding groove four-edge controllable natural rubber clamps .As the improvement, the clamping part of each clamp comprises a clamp upper plane, a clamping slope and a vertical face gear, wherein a blind groove space is formed in the perpendicular portion of the clamp upper plane and the vertical face gear, and the clamping slope is provided with an anti-disengagement groove .A sliding framework on each clamp comprises a sliding lower plane and a sliding step face, the outer end of each wheel hole matched section is the outer end of a corresponding shaft pin, and a shaft pin screw hole is formed in the center of the outer end of each shaft pin .The outer ring of each sliding wheel is provided with a wheel I-shaped outer circle .The inner side of each sliding wheel is a wheel inner side face, a wheel inner hole is formed in each wheel inner side face, a wheel step hole is formed in each wheel outer side face, and a wheel step face is arranged between each wheel step hole and the corresponding wheel inner hole .The outer circle of each wheel hole matched section is rotationally matched with one wheel inner hole .Each wheel inner side face is attached to a corresponding shaft pin step .The sliding wheel of each clamp is in sliding fit with a wheel sliding groove of the adjacent clamp .A tempered glass plate can be continuously and freely adjusted.

The present invention discloses an adjustable filter head of a cast-in-place filter plate. The adjustable filter head comprises a filter cap, a filter seat, a filter rod and a template. The filter cap forms a thread and fixed connection with the filter seat. The filter seat respectively forms thread connections with the filter rod and the template. The filter rod and the template are provided with fixation clamping strips, wherein the fixation clamping strips are mutually matched. The filter rod can be adjusted to move up and down in the filter seat, and has good fastening property. According to the present invention, with adopting the template to install and control, the uniformity of the filter seat product size, the tight match of the filter seat and the template, the levelnesses of the template and the top surface of the filter seat are controllable, it is ensured that the levelnesses of the cast-in-place reinforced concrete filter plate is in a controllable range; with the thread adjustment of the filter seat and the filter rod, the backwashing gas inlet hole and the gas inlet strip crack of each filter rod are respectively at the same height level so as to fully meet the quality requirements; with the interference match and fixation of the matched clamping strips arranged on the filter rod and the filter seat or the template, the backwashing vibration can not cause the position change of the filter rod. With the present invention, the long term operation effects of air-water backwashing and filtering of the filter tank are ensured.

The invention relates to a test detection frame for tempered glass, in particular to a glass detecting frame with a worm wheel aperture linked camera shooting chromium alloy wheel slide way corner clamp.The glass detecting frame is characterized in that a transmission worm wheel is further fixed to a turning plate rotating shaft on one side and matched with a worm shaft, the two ends of the worm shaft are fixed inside worm supporting bases respectively in a rotatable mode, the worm supporting bases are fixed to the outer side faces of corresponding supporting side plates, and a worm crank handle is arranged at one end of the worm shaft; an aperture camera shooting assembly comprises an aperture camera shooting rotating disc and an aperture camera shooting inclined handle, and an industry camera is arranged on the front face below a camera end; a round fluorescent tube is arranged on a horizontal aperture frame, an inclined handle fixing joint is arranged on the aperture camera shooting inclined handle, a transverse rod fixing joint is arranged on an impact transverse rod, a transverse rod universal joint is connected with an inclined handle universal joint through a linkage connecting rod, and an air cylinder impactor is fixed to the impact transverse rod in a sliding mode.By the adoption of the wheel slide way corner clamp assembly, quadrilateral glass of different specifications and dimensions and different clamping angles can be continuously adjusted to be fixed.