38results about How to "Prevent roundabout" patented technology

The invention discloses an explosion-proof illuminating lamp device for modern traffic. The device structurally comprises a protection cover, a lamp body, a protection device and a cover plate; the lamp body is arranged in the protection device, the protecting cover sleeves the head portion of the lamp body, and the protecting cover is arranged at the bottom of the protecting device; the cover plate is fixedly connected to the top of the protecting device, and the protecting device is composed of a shell body, a power device, a closing mechanism, a locking device, a tensioning mechanism, a shrinking device, a guiding device and a supporting mechanism; the lamp body is arranged in the shell body, the bottom of the lamp body is hinged to the shell body through a supporting mechanism, guide devices are arranged on the two sides of the lamp body, and the lamp body is connected with the shrinking device; and the tensioning mechanism is arranged on the shrinking device, and closing mechanisms are arranged on the two sides of the lamp body. The explosion-proof illuminating lamp device for modern traffic has the beneficial effects that the protecting device can timely retract the lamp bodywhen being impacted, the closing plate is closed at the same time, the glass is prevented from splashing when the lamp body is broken, the killing force is reduced, the harm to the human body is reduced, and the use safety is improved.

The invention relates to a hook type orthopedic bolt. The hook type orthopedic bolt comprises a bolt body, wherein the bolt body comprises a ball head and a screw part, the screw part is internally provided with a hollow mounting cavity, the hollow mounting cavity is internally provided with a hook type assembly capable of preventing the bolt from moving, the hook type assembly comprises a pair ofhook whorl gaskets, a rotation pin and extending bolts, the hook whorl gaskets are arranged in the middle of the hollow mounting cavity, the hook whorl gaskets are connected through the rotation pin,the hook whorl gaskets can rotate around the rotation pin, the extending bolts are correspondingly arranged at the upper portion of the hook whorl gaskets, the top end of each extending bolt is movably connected with the ball head, and the bottom ends of the extending bolts abut the hook whorl gaskets. The hook type orthopedic bolt has the advantages that through the effective combination of thespecial hook whorl gaskets, extending bolts and screw part, the immobility is greatly improved when the hook type orthopedic bolt is fixed with a bone surface, the problems of looseness, movement, rotation, bolt quit and the like are prevented during the use of the bolt, thereby ensuring the security and reliability of the operation, and reducing the pain of a patient.

The invention discloses an underwater granulator for granulating glass fibers or carbon fibers. The underwater granulator comprises a cutting chamber, a grinding disc assembly and a cutting knife assembly, wherein the grinding disc assembly and the cutting knife assembly are symmetrically arranged on the two sides of the cutting chamber correspondingly, a cutting knife of the cutting knife assembly and a grinding head of the grinding disc assembly are in butt joint in a rotary cavity of the cutting chamber, a water inlet which is vertically formed and communicates with an inner cavity of the rotary cavity is formed in the rotary cavity, the water inlet is formed in the vertical upper portion of the rotary cavity and is in butt joint with a square material pipe, a first water supply pipe isarranged at the end, relatively away from the water inlet, of the square material pipe, a water supply pipe is in butt joint with the end, relatively away from the square material pipe, of the firstwater supply pipe, a water spraying net is arranged in the square material pipe, the water spraying net can spray supplied water into the rotary cavity, and the sprayed water is directly output alonga discharge hole formed in the vertical lower portion of the rotary cavity after making contact and being mixed with granulated granules in the rotary cavity. According to the underwater granulator, the injected water is sprayed into the cutting chamber through the water spraying net to be mixed with particles, and the problems that a cutting chamber, a cutting knife and a grinding head of an existing glass fiber or carbon fiber granulator are short in service life, and many chips are generated in the granulating process are solved.

The invention relates to the technical field of bottle caps, in particular to a bottle cap and a manufacturing method thereof, wherein the bottle cap is used for protecting a liquid container and preventing reusing; and when the bottle cap rotates, an inner device is ejected out of the cap top and prevents the bottle cap from turning back. The bottle cap comprises an outer sleeve, a middle sleeve,a connecting cap, an upper cap and an inner plug, wherein a guide groove is arranged on the inner wall of the outer sleeve; two symmetrical spiral grooves are arranged at the upper part of the middlesleeve, and retaining ribs are arranged between the outer walls of the cylinder bodies of the two spiral grooves; guide keys are arranged on the outer ring of the connecting cap, and the upper cap which is hermetically matched with the connecting cap is arranged at the upper end of the connecting cap; and the inner plug is arranged in the lower part of the middle sleeve and is connected with theconnecting cap. The invention has the advantages of convenient assembly and good sealing performance and has anti-falsification effect.

The invention discloses a power storage battery plastic shell corrosion resistance testing device and method. The device comprises a middle cover and further comprises a pressing device, the pressingdevice comprises a fixing frame, a horizontal supporting table and a locking device, the fixing frame is in a U shape, a U-shaped opening of the fixing frame faces leftwards, a vertical supporting rodis integrally connected to the end of the left side of a bottom plate of the fixing frame, the horizontal supporting table is welded to the top of the supporting rod, and the middle cover is placed on the horizontal supporting table. The locking device is arranged at the end of the left side of a top plate of the fixing frame and fixes a rubber mat to the top face of the middle cover. It is knownfrom the structure of the invention that the test method is convenient and fast. The rubber mat is promoted to rapidly release oil substances through a high-pressure and high-temperature technology,and whether the rubber mat corrodes the middle cover or not is rapidly judged by observing the color change of the rubber mat and comparing the hardness test data of the middle cover in a rubber mat coverage area with the hardness test data of other areas of the middle cover, so that the batch quality problem of products is avoided.

The invention provides an air duct shell and an air conditioner, and relates to the technical field of air conditioners. The air duct shell is provided with an air outlet, a fan blade cross beam is erected at the air outlet, the fan blade cross beam is provided with a cross beam inner side face and a cross beam outer side face which face the inner side or the outer side of the air outlet respectively, a water diversion rib is arranged on the bottom face of the fan blade cross beam, the two ends of the water diversion rib extend to the cross beam outer side face and the side wall of the air duct shell respectively, and the water diversion rib is used for guiding condensate water attached to the cross beam outer side face to the side wall of the air duct shell. Compared with the prior art, the air duct shell can guide the condensate water gathered on the fan blade cross beam to the side wall of the air duct shell by arranging the water diversion rib, the condensate water is prevented from directly dripping into the air conditioner from the fan blade cross beam, and the safety of the air conditioner is improved.

The embodiment of the invention discloses a cradle head camera system and an unmanned aerial vehicle, related to the technical field of video surveillance. The cradle head camera system comprises a gravity center adjusting device, a camera and a cradle head; the gravity center adjusting device is used to adjust the gravity center of the unmanned aerial vehicle; the camera is fixed on the gravity center adjusting device; and the cradle head is used to install the gravity center adjusting device, connect the unmanned aerial vehicle body and adjust the shooting angle of the camera according to the required image. Compared with the prior art, the gravity center of the unmanned aerial vehicle is adjustable in the cradle head camera system, therefore, the balance ability of the unmanned aerial vehicle in flight is improved, and the image quality of the aerial photograph is improved.

The invention discloses a netted structure frame which comprises a frame body, and is characterized in that the cross section of the frame body comprises an inner carbon fiber auxiliary layer, a carbon fiber gridding reinforcement rib structure and an outer carbon fiber auxiliary layer in sequence from inside to outside; the inner carbon fiber auxiliary layer, the carbon fiber gridding reinforcement rib structure and the outer carbon fiber auxiliary layer are tightly combined together. The invention also discloses a manufacturing method for the netted structure frame. According to the netted structure frame disclosed by the invention, the phenomenon that air resistance is increased due to air flow convolution caused by multiple clearances in the surface of a pure netted reinforcement rib structure is avoided, and the stability of reinforcement ribs can be improved; therefore the rigidity/the weight ratio of the netted structure frame is improved/increased for a rider, and the air resistance which is the same as the designed air resistance of a common structure can be remained; moreover, the crossing woven reinforcement rib structure can also enhance the twisting strength, and the operability of the rider is improved.

The invention relates to the technical field of miniature cameras, in particular to a miniature high-definition camera which comprises a camera body, a mounting plate, rod frames and a fixing plate, an adhesive layer is arranged at the rear end of the fixing plate, two sets of clamping hooks are arranged on each of the upper side and the lower side of the front end of the fixing plate, and the rod frames are arranged on each of the upper side and the lower side of the rear end of the mounting plate. The two sets of rod frames are clamped in the two sets of clamping hooks on the upper side and the two sets of clamping hooks on the lower side correspondingly, and the mounting plate is perpendicular to the fixing plate. The mounting plate provides a U-shaped plate mounting mode and a T-shaped plate mounting mode, and when the U-shaped plate serves as the mounting plate, the angle of the camera can be adjusted according to requirements, so that multi-angle monitoring is met; and when the T-shaped plate is used as a mounting plate, multi-angle monitoring of the camera can also be realized, and meanwhile, the T-shaped plate is suitable for a humid and easily-corroded environment.

The invention discloses a combined shower device. The combined shower device comprises a first water outlet device; the first water outlet device is provided with a notch for a second water outlet device to be inserted into in a matched mode; a fixed seat is arranged between the first water outlet device and the second water outlet device; a first attraction piece is arranged in the fixed seat; asecond attraction piece capable of being matched with the first attraction piece for attraction is arranged in the first water outlet device; a bolt groove is further formed in the side wall of the notch of the first water outlet device; and an elastic bolt matched with the bolt groove is arranged on the second water outlet device. According to the invention, through the design of the structure, the first water outlet device and the second water outlet device are combined and connected, more specifically, the first water outlet device is detachably and movably used, the second water outlet device is fixedly used, the first water outlet device and the second water outlet device can be jointly and fixedly used, and the compactness and flexibility of the structure of the shower device are greatly enhanced.

The invention discloses an anti-loose mirror type automobile light shield. The anti-loose mirror type automobile light shield structurally comprises a sun shield, a rotating rod, a pull handle, a supporting frame, a push-pull plate, a mirror, a mirror frame and an anti-loose device, wherein the mirror frame is nested in the sun shield, the mirror is arranged in the mirror frame, the push-pull plate is arranged between the mirror and the mirror frame, the left side of the push-pull plate is connected with the pull handle, the top of the back face of the sun shield is connected with the rotatingrod through the anti-loose device, the rotating rod is arranged on the supporting frame, the anti-loose device is composed of a counterweight block, a ratchet wheel, a bidirectional brake device anda shell, the ratchet wheel is located on the back face of the sun shield, the ratchet wheel is connected to the outer surface of the rotating rod, the counterweight block is connected to the ratchet wheel, and the bidirectional brake device matched with the ratchet wheel is arranged above the ratchet wheel. The anti-loose mirror type automobile light shield has the advantages that through the cooperation of the bidirectional brake device and the counterweight block, bidirectional mechanical brake can be carried out on the light shield, the fixing effect is further reinforced through the magnetic force, the light shield can be prevented from being loose, the service life through the mechanical fixation is higher than that of damping, a spring can be replaced, and the practicability is higher.