64results about How to "Prevent self-slip" patented technology

The invention discloses a protective mask of a moisture fog-proof film capable of displaying a body temperature and relates to the technical field of protective masks. The protective mask specificallycomprises a hood, a damping rotating shaft, a display screen, an eyepiece frame, an anti-fog mechanism, ventilation mechanisms and a breathing tube, a neck sleeve is connected to the bottom of the hood, the damping rotating shaft is arranged on the surface of the hood, the eyepiece frame is arranged on one side of the damping rotating shaft, a control switch is arranged at one end of the surfaceof a battery box, an anti-fog mechanism is arranged in a containing groove, the ventilation mechanisms are fixed to the two sides of the hood, and the breathing tube is connected to the bottom end ofthe surface of the hood. According to the protective mask of the moisture fog-proof film capable of displaying a body temperature, a sliding gear is driven by a micro motor to rotate and longitudinally slide back and forth along the side surface of a rack so that the side surface of water absorption sponge slides close to the inner side surface of goggles, the water absorption sponge can scrape and absorb mist on the inner side surfaces of the goggles, so that the transparency of the goggles can be kept, and the situation that the mist is generated on the surface of the inner side surfaces ofthe goggles to block the sight of people is avoided.

The invention relates to a multi-purpose anti-sliding block for an automobile, comprising barriers, a connection internal rod and a connection external rod, characterized in that the barrier is provided with an inclined plane at the front end and a connection port at the rear end, two barriers fixedly connect with the coupling ends of the connection internal rod and the connection external rod respectively through the connection ports thereof, the connection internal rod and the connection external rod are respectively equipped with a group of pin clamps for adjusting the connection length, pins are inserted into the pin clamps to form fixed connections after the free end of the connection internal rod is inserted into the open end of the connection external rod. The invention can prevent the automobile from sliding or moving without changing the existing functions of the automobile, greatly increase the safety performance of the automobile when parking, repairing or loading, and has advantages of convenience, low price, practicality and reliability.

The invention relates to a flowerpot, in particular to a novel immersible flowerpot which can be immersed in water to realize watering. Spring shafts on two rotating plates are inserted into round through holes in two middle plates, and a spring on each spring shaft is positioned between the corresponding middle plate and a retaining plate I. The surface of each leakage-proof cover is in a meshed structure, each leakage-proof cover is connected to a side groove of the inner lateral side of the flowerpot through a screw, push plates are inserted in slide grooves II, and two height adjusting screws are in threaded connection in threaded holes of two height adjusting screw seats. The flowerpot is inserted in a water tank through two convex edges on the flowerpot, and the convex edges is in clearance fit with limiting edges and in interference fit with rotating wheels. Two connection rods on a water level display device are inserted in two slide grooves I, retaining plates II are positioned in the slide grooves I, leveling pole insertion parts with round through holes are connected to the upper end of the water tank through a screw and positioned at the position of the slide grooves I, and leveling poles are inserted in the round through holes of the leveling pole insertion parts.

The invention relates to a magnetic attraction type sliding door. The magnetic attraction type sliding door comprises a first door frame and a second door frame, and the upper portions of the first and second door frames are provided with a guide rail device which is connected with a first sliding door body and a second sliding door body. The first sliding door body and the second sliding door body are both provided with a push-pull handle; the first sliding door body and the second sliding door body are partly overlapped after being closed, and a closing magnetic device is arranged on the overlapping part after the first sliding door body and the second sliding door body are closed. The closing magnetic device comprises a first magnet block and a second magnet block which attract each other, and the first magnet block and the second magnet block are arranged on the first sliding door body and the second sliding door body respectively. The inner side end of the first door frame and the inner side end of the second door frame are each provided with a U-shaped groove, and at least one magnetic strip is arranged in each U-shaped groove, the corresponding side end faces of the first sliding door body and the second sliding door body are each provided with at least one iron-based material strip. The first sliding door body and the second sliding door body in an opening or closing state can be attracted by means of the closing magnetic device, the magnetic strips and the iron-based material strips, so that the sliding door is prevented from sliding by itself in the guide rail after being closed or opened.

The invention discloses a self-traveling equipment train used for a fully mechanized coal mining face. The self-traveling equipment train mainly comprises two flat cars, a transverse shift device, support devices, connecting frames and a hydraulic control system, wherein the flat cars are lapped in series front and back; the transverse shift device is connected between the two flat cars, and is used for driving the two flat cars to move front and back; the support devices are vertically fixed on each flat car by the corresponding connecting frame, and are capable of supporting the flat car to keep fixed on site; the hydraulic control system is used for controlling the sequential action of the transverse shift device and the support devices. The self-traveling equipment train used for the fully mechanized coal mining face is simple in structure and easy to operate and control, the alternate movement and the steady support effect of the two flat cars are realized by the stretch and the shrinkage of the transverse shift hydraulic cylinder and a piston cylinder, the stability of the self-traveling equipment train on the fully mechanized coal mining face with a large dip angle is improved, the occurrence of self-slippage phenomenon is prevented, the mobility of the train is controlled at any time according to needs, and the maneuvering characteristic is improved.

The invention belongs to coal mine transport devices, and particularly relates to an inclined roadway tramcar which solves the problem that the sliding down accident is likely to happen in a transport roadway. The inclined roadway tramcar comprises a frame. wheel axles are arranged at the bottom of the frame, wheels are connected to the two ends of each wheel axle, wheel teeth are arranged on the wheel axles, auxiliary axles parallel to the wheel axles are arranged on the frame and can freely rotate, clamping blocks are fixed on the auxiliary axles, one ends of the clamping blocks are meshed with the wheel teeth, the dip angle of the clamping blocks is positive when the clamping blocks are meshed with the wheel teeth, springs are fixedly connected with the auxiliary axles, and the other end of each spring is a movable end and can be fixed at different positions of the frame. When the inclined roadway tramcar is used for lifting various devices, rotation of the wheels can be automatically locked, and the sliding down accident under various conditions is avoided. When the tramcar is parked, the tramcar is prevented from sliding in lateral directions.

The invention relates to the technical field of refrigeration houses, in particular to a low-temperature refrigeration house automatic cargo truck for large-batch shipment. The low-temperature refrigeration house automatic cargo truck comprises a goods shelf, a conveying sliding table, a moving mechanism, a lifting mechanism, a horizontal material taking mechanism, a material storage mechanism and a blanking conveyor; the moving mechanism comprises a moving plate capable of linearly moving along the conveying sliding table; the lifting mechanism is arranged at the top of the moving plate and comprises a lifting plate capable of ascending and descending; the horizontal material taking mechanism is arranged at the top of the lifting plate and comprises a telescopic frame capable of horizontally and telescopically moving, and a clamping jaw used for grabbing goods is arranged at the bottom of the tail end of the telescopic frame; and the material storage mechanism is arranged at the bottom of the lifting plate, the material storage mechanism comprises a material storage box for temporarily storing the goods and a lifting goods bearing plate, wherein the lifting goods bearing plate is used for bearing the goods in the material storage box and moves in a lifting mode. Through the arrangement, the goods can be loaded on a large scale and automatically conveyed and discharged in a sliding rail mode, and the goods discharging efficiency is improved.

The invention discloses a transmission machine for fused silica ceramic roll bar products. The transmission machine for the fused silica ceramic roll bar products comprises a support frame, wherein achain cover is fixedly installed at positions close to a front end and a rear end, of the upper surface of the support frame separately, a trapezoidal support frame is fixedly installed at a positionbetween the two chain covers, of the upper surface of the support frame, a transmission mechanism is movably installed at the two sides of the trapezoidal support frame separately, and an adjustment mechanism is movably installed between the two transmission mechanisms and the support frame separately; and each transmission mechanism comprises a transmission main body, a connection plate is fixedly installed on a front surface and a rear surface close to one end, of the transmission main body separately, and a second roller is rotationally installed between the two connection plates. Accordingto the transmission machine for the fused silica ceramic roll bar products, through the arranged adjustment mechanisms, the inclination angles of the two transmission mechanisms can be adjusted, so that application for the transmission machine to transmission ranges with different heights is facilitated, and the flexibility of the transmission machine is improved; and through the cooperative usefor the two transmission mechanisms, the transmission length of the transmission machine can be prolonged.

The invention provides a packing box. The packing box comprises a top cover part, a side plate part and a baseplate part, wherein the top cover part and the baseplate part are connected to the side plate part. The packing box further comprises a lock catch mechanism. Locking grooves of the lock catch mechanism are vertically clamped into clamping grooves in two sides of a front top cover and a rear top cover to realize sealing of the packing box. Through creative design of the clamping grooves and crossed positioning sockets, as well as lock tongues, grooves, dual positioning wings and anti-theft lines of the lock catch mechanism, the tensile strength of the packing box is improved, and the risk of opening or goods stealing in a carrying process of the packing box is lowered. Owing to useof a hot melt adhesive with excellent initial adhesion, strong holding power and high stripping strength, a quick box sealing effect is achieved. Owing to the design of a box-buckle separated and lockcatch integrated structure, the whole packing and unpacking process can be operated simply only through clamping without tools, the packing box can be opened only by pulling, an adhesive tape is notneeded, and the structure of the packing box is not destroyed. The packing box is excellent in environmental friendliness and high in practicability, and the recovery rate and the working efficiency of the packing box are greatly improved.

A forward-extending platform capable of adjusting the distance to a cab ceiling automatically comprises a motor tractor, a chassis, a vehicle body and a hydraulic station. The motor tractor is hinged to the chassis, the vehicle body is fixedly connected with the chassis, and two hollow columns are fixedly connected with two sides of the front end of the vehicle body symmetrically. The forward-extending platform is characterized by further comprising a distance remote sensor, a lifting execution unit, the forward-extending platform, a lifting control unit and a protection pull rod. The distance remote sensor is fixedly connected on the cab ceiling, and two ends of the lifting execution unit are fixedly connected with two sides of the front end of the vehicle body. When the forward-extending platform does not work, the forward-extending platform is vertically arranged at the front end of the vehicle body and hinged to the bottom of a sliding block of the lifting execution unit. During work, the forward-extending platform is turned and unfolded to reach the horizontal position and arranged above a cab. The output end of the lifting control unit is fixedly connected with the lifting execution unit and the forward-extending platform, the input end of the lifting control unit is electrically connected with the distance remote sensor, one end of the protection pull rod is hinged to the forward-extending platform, and the other end of the protection pull rod is hinged to the sliding block.

The invention relates to a falling-preventing safety protection device with an adjustable work range. The falling-preventing safety protection device is characterized by comprising a safety rope (5);a detachable bidirectional self-locking rope grabbing device (6) is installed in the middle of the safety rope (5); the detachable bidirectional self-locking rope grabbing device (6) is connected witha collecting and releasing type speed difference falling-preventing device (8) through a buffer (7); a first detachable rope grabbing device (2) and a second detachable rope grabbing device (3) are further arranged on the parts, on the left side and the right side of the detachable bidirectional self-locking rope grabbing device (6), of the safety rope (5) correspondingly; and the first detachable rope grabbing device (2) and the second detachable rope grabbing device (3) are connected with safety hooks (1). By means of the falling-preventing safety protection device with the adjustable workrange, the safety protection device capable of meeting field work requirements and also capable of ensuring the safety of working personnel is put forwards according to work conditions of the electricrunning overall industry and problems existing in existing safety protection technologies and products.

The invention discloses an oil tube connection part which includes an oil pressure base connector used for being connected with an oil tube. A conical head is arranged on the oil pressure base connector, and the oil tube is sleeved on the conical head. Meanwhile, a binding nut is screwed on the oil pressure base connector, and is provided with a conical hole matched with the conical head. After optimization, the conical head is provide with at least 2 tapered teeth bosses; the binding nut is connected with the buffer spring, and the buffer spring is sleeved on the oil tube. The oil tube connection part has the advantages of being capable of firmly connecting the oil tube onto the oil pressure base connector to prevent the oil tube from automatically slipping.

In a hearing device or hearing aid, provision can be made for a sound tube or an in-the-ear loudspeaker to be held in an auditory canal of a user by an earpiece. To couple a sound tube to an earpiece, a connection element can be provided on the sound tube, which connection element can be connected to a connection element for the earpiece. This connection must be detachable so that a user can remove the earpiece from the sound tube. Nevertheless, it must be possible to transmit such a large force over the connection that the earpiece can once again be pulled out of the auditory canal. The object is to simplify a detachable connection for coupling an earpiece to a sound tube or an in-the-ear loudspeaker. Accordingly, the connection element for the earpiece is provided as an independent component, which is attached in or on the earpiece.

The invention relates to a parking lot, in particular to a spiral cylindrical parking lot. The spiral cylindrical parking lot comprises a multi-layer garage framework, elevators in the center of the framework, spiral lanes, parking spaces distributed in a diffuse manner, parking space detectors, parking space displayers, timing card readers and parking space barrier gate machines. The parking lot comprises one ascending one-way lane and a descending one-way lane, so that the ascending lane and the descending lane of the parking lot do not interfere with each other, and the more rapid effect is realized; arc-shaped turning lanes for connecting the ascending lane and the descending lane are arranged at intervals of 90 degrees on each layer, thus the parking lot overcomes defects that users have to turn multiple circles to change lanes in spiral parking lots in the past and change the lanes difficultly, and the lanes of the parking lot are more convenient to change; three sequences of parking spaces having sharp included angles are arranged beside the ascending lane and the descending lane, and accordingly, the users can enter and leave the parking spaces more smoothly.

The invention discloses a first-aid transferring bed. The bed includes a rectangular bed plate, a hand-holding plate, an airbag machine and four bed legs vertically installed under the bed plate; theend face on the width edge of the bed plate is provided with a horizontal inserting groove; the hand-holding plate is horizontally inserted in the inserting groove and can be pulled and inserted backand forth relative to the inserting groove; the edge that the hand-holding plate is inserted in the inserting groove is provided with an inner convex edge raising upward, and the upper side surface atthe inserting mouth of the inserting groove is provided with an anti-falling convex edge which can prevent the inner convex edge from pulling out; the upper side surface of the inserting groove is vertically provided with a limit hole, and the limit hole is located between the anti-falling convex edge and the end face of the inserting groove; a spring and a ball are successively arranged in the limit hole from top to bottom; the bottom ends of the four bed legs are provided with universal wheels; and the airbag machine is installed on the bottom surface of the bed plate.

The invention relates to a parking lot, and especially relates to a parking lot built on a viaduct. The parking lot built on a viaduct is characterized in that the viaduct is arranged under the parking lot, and the top surface of the viaduct comprises a multilayer garage frame, an elevator in the center position of the frame, spiral lanes, parking spaces distributed in a diverging manner, parking space detectors, a parking space display, timing card readers and parking place road gates. The center of the parking lot is provided with a circular platform, and the circular platform is a platform serving for drivers and conductors; spiral stairways are arranged outside the central circular platform, low-layer drivers and conductors can walk up and down the stairs, and safety channels are provided for the parking lot, so the parking lot and the viaduct are safe; the parking lot is provided with an ascending one-way road and a descending one-way road, so the ascending one-way road and the descending one-way road of the parking lot are not interference, and convenience is realized; and an arc-shaped reversing lane used for connecting the ascending one-way road with the descending one-way road is arranged every 90 DEG corner every layer, so the disadvantages of realization of lane change through multiple-cycle motion and difficulty in lane change of previous spiral parking lots are solved.

The invention relates to a minimally invasive spinal canal dilatation cutting tool, which comprises a drilling tool, a cutting tool, a bone grinding tool, a dilatation tool, screws and a positioning guide rod which are matched with one another, wherein the drilling tool, the dilatation tool and the screws are provided with through holes, and the drilling tool comprises a drill bit; the cutting tool comprises a cutting knife, and the bone grinding tool comprises a bone grinding mechanism; the dilatation tool comprises a dilatation mechanism, and the drilling tool also comprises a fastening strip; and the cutting tool also comprises a first bayonet, and the bone grinding tool also comprises a second bayonet. The surgical tool is applied to new minimally invasive spinal stenosis dilatation and is used for cutting off, lengthening and re-fixing the pedicle bone. All tools operate in a bore with a diameter of about 5mm and are used for cutting off, lengthening and re-fixing the pedicle bone from the inside out and expanding the canalis vertebralis. The minimally invasive spinal canal dilatation surgery is realized, the wound surface of a patient is small, the period of recovery from surgery for the patient is greatly shortened, and the surgery cost is low.

The invention discloses a temporary storage mechanism of a circuit board film coating machine, and belongs to the technical field of circuit boards. The temporary storage mechanism comprises a base. Asliding rail and a rotating shaft are arranged at the top of the base. A rotating disc is arranged at the top of the rotating shaft. Temporary storage boxes are arranged at the top of the rotating disc. Through supporting of supporting wheels, the rotating disc can be more stable. Through walking wheels, the mechanism can move conveniently, and the material receiving position can be adjusted conveniently. When the mechanism does not need to move, electric push rods are started by a worker and push an abutting plate to move downwards, and therefore the abutting plate is in contact with the ground, friction with the ground is increased, the brake effect is achieved, and automatic sliding of the walking wheels is avoided. Compared with the manner of mounting brake structures on rolling wheels in tradition, gravity of the walking wheels can be shared by the electric push rods, and the service life of the walking wheels can be prolonged. When the mechanism needs to walk, the electric pushrods are shrunk, the abutting plate moves upwards, and therefore the temporary storage mechanism can be pushed, and use is facilitated.

The invention discloses a construction waste crushing and screening integrated processing system. The system comprises a bottom frame, a bearing structure arranged on the bottom frame and used for containing construction waste, a lifting structure arranged on the bottom frame and used for moving the bearing structure, a crushing structure arranged on the bottom frame and used for crushing the construction waste, a screening structure arranged on the bottom frame and used for screening sewage on the crushed construction waste, a moving structure arranged on the bottom frame and used for conveniently moving the bottom frame and a fixing structure arranged on the bottom frame and used for fixing a device for containing crushed the construction waste. According to the system, the bearing structure is installed on the bottom frame, the construction waste needing to be crushed can be contained, the construction sewage doped in the construction waste is prevented from flowing out, and meanwhile the construction waste can be simply put into a crushing device in a labor-saving mode through the lifting structure.