113results about How to "Pop up quickly" patented technology

The invention discloses a highway protective guardrail for improving the safety of speed limitation. The highway protective guardrail includes a base, a support column is welded on the base, the support column is fixedly sleeved with a load-bearing cylinder, the outer wall of the load-bearing cylinder is provided with a limit slide groove, the load-bearing cylinder is fixedly sleeved with a limitguard plate, and the limit guard plate is provided with a limit slide cavity. Multiple buffer mechanisms are arranged on the protection guardrail, and different buffer measures are used for limiting the speed of vehicles under different stress conditions so as to reduce the strong vibration caused by direct collision with the vehicles and to improve the stability of the vehicles at the time of speed limitation. An arc outer plate is driven to rotate through vehicle extrusion, so that the vehicles follow the arc outer plate for direction deviation, and thus impact strength is scattered; nitrogen is rapidly formed through vehicle knocking, an safety air bag is used for buffering protection of the vehicles and the protective guardrail, the stability of the vehicles at the time of speed limitation is easily improved, the safety of personnel is ensured, and meanwhile the damage degree to the guardrail is reduced.

The invention relates to a handle assembly (1). The handle assembly (1) comprises: a housing fixed to a movable cover plate, a lever (4) for grip and rotating among closed, ejection and opening positions relative to the housing, an actuator for moving the lever (4), and a return member (8) for returning the lever (4) towards the closed position. The handle assembly (1) further comprises a rotating cam (20) connected to the actuator. The lever (4) comprises a drive element (30). The cam (20) has a guide surface for guiding the drive member (30) so that rotation of the cam (20) moves the lever (4) between the closed and ejection positions. When the lever (4) is in the closed position, the guide surface holds the drive element (30) in spite of an external force on the lever (4) towards the ejection position.

The invention discloses a protective device for fitness equipment. The device structurally comprises armrests, a dial plate, a protective mechanism, a crash pad, a hydraulic shaft, a roller, running boards, a running belt adjusting shaft and a running belt; the running boards are installed at the two sides of the running belt, when the acceleration phenomenon happens, after a starting structure isstarted, a pushing structure is promoted to begin to be operated, an inflation structure constantly reciprocates to instantly inflates an air bag, while inflation is performed, on one hand, the air bag is expanded after being inflated, a sliding structure slides to the two sides, a pressing angle structure is promoted to be operated, and the air bag is not pressed by a foot pressing plate and ispopped out; on the other hand, the pushing structure and the pressing angle structure are matched, the transfer speed of the foot pressing plate is higher, the air bag is popped out rapidly, after thehuman body loses the balance, the user leans forwards and kneels on the air bag, no injury is caused to the knee joints of the human body, and the safety protection coefficient and practicability ofa running machine are improved.

The invention provides a platform type ship with a small escaping device. The platform type ship comprises platform type ship body and an escaping system and is characterized in that the platform typeship body comprises a ship body and standing columns mounted at the bottom of the ship body, the ship body comprises a platform and a cabin, the platform is mounted at the top of the cabin, limit columns and a first motor are mounted at the top of the platform, the first motor is mounted on one side of one limit column, a first belt pulley is arranged on the output shaft of the first motor, a first rotary shaft is arranged between the two limit columns, an escaping ladder winds the first rotary shaft, one end of the first rotary shaft is provided with a connecting shaft, the limit column on the motor side is provided with a through hole, one side of the limit column on the motor side is provided with a second belt pulley, one end of the connecting shaft penetrates the through hole to be connected with the second belt pulley, and the cabin is provided with a second rotary shaft. The platform type ship is reasonable in structure, high in safety performance and capable of fast rescuing trapped people.

The invention provides a storage structure for a lifesaving device of a ship, and belongs to the technical field of ships. The technical problems that an existing lifesaving device of a ship is high in maintenance cost and inconvenient to use are solved. The storage structure for the lifesaving device of the ship comprises a storage box provided with a storage chamber. The storage box is internally provided with a plurality of partition plates which separate the storage chamber into a plurality of storage cavities. A guiding rail is fixed to a bottom plate of the storage box and provided with a positioning frame which can position the lifesaving device. A spring is fixed to a side plate, opposite to an opening, of the storage box. The other end of the spring can abut against the positioning frame. When a sliding strip is completely located inside the storage cavities, the spring is in a compressed state. A limiting structure which can prevent the sliding strip from sliding out of the storage box when the spring is in the compressed state is arranged between the guiding rail and the sliding strip. The storage structure for the lifesaving device of the ship has the advantages that lifesaving devices can be stored in a concentrated mode, and the lifesaving devices can be rapidly taken out when required.

The invention provides an electric screwdriver with tool bits capable of being replaced rapidly. The electric screwdriver with the tool bits capable of being replaced rapidly comprises a screwdriver body and a tool bit part arranged at the front end of the screwdriver body. The tool bit part comprises a plurality of secondary output shafts which are matched with a primary output shaft of the screwdriver body through a transmission gear set so that the primary output shaft can drive the secondary output shafts to rotate. The tool bit part further comprises a plurality of tool bit connecting rods which can move between a work position and a non-work position. When the tool bit connecting rods move to the work position, the tool bit connecting rods are matched with the secondary output shafts, and meanwhile the tool bits at the front ends of the tool bit connecting rods extend out of a shell. At the time, the tool bits can be used for screwing screws. When the tool bit connecting rods move to the non-work position, the tool bit connecting rods are separated from the secondary output shafts, and meanwhile the tool bits draw back into the shell.

The invention discloses a mold capable of protecting the outer wall of a molded blank material. A base is provided with a fixed mold seat; a moving mold plate is arranged between the fixed mold seat and the base; the moving mold plate is in contact with the fixed mold seat; a supporting plate is arranged between the moving mold plate and the base; a through hole is formed in the moving mild plate; a male mold is arranged in the through hole; the male mold is sunken to form a first groove; a mandril is arranged in the male mold, and is arranged in the first groove after penetrating through the supporting plate and the male mold; the mandril is sleeved with a spring; the spring is arranged in the male mold and the base respectively after penetrating through the supporting plate; an insert is arranged in the groove; the insert is arranged on the mandril in a sleeving manner; a side mold core is arranged on the moving mold plate; the side mold core is in contact with the insert; the side mold core is fixed with a pin shaft and a limiting plate; a limiting nail is arranged on the moving mold plate; the limiting nail is arranged in the moving mold plate; the limiting plate is arranged between the moving mold plate and one end head of the limiting nail. According to the mold, the molded blank material can be bounced quickly and safely by utilizing the arranged spring and the mandril, so that the surface of the blank material cannot be damaged.

The invention relates to a pop-up device, in particular to a multifunctional portable fire blanket pop-up device. A fire blanket can be rapidly popped out through a pop-up mechanism, the fire blanketcan be expanded through lead blocks on the fire blanket, and the pop-up mechanism can be recycled by a recycling device so as to be reused. A shell is a cuboid. A gas bottle is located on the right side in the shell. A control mechanism is located on the right side of the shell and is in contact with the gas bottle, and the lower portion of the control mechanism is in contact with the pop-up mechanism. The fire blanket is located on the left side in the shell, and the right side of the fire blanket is in contact with the left side of the pop-up mechanism. The pop-up mechanism is located in theshell. The recycling device is located on the right side of the shell.

The invention provides a rapid Portal authentication method, a rapid Portal authentication device and a rapid Portal authentication system. The method comprises the steps: when a site requests Portal authentication, the WiFi device sends a locally cached Portal authentication page to the site; after authentication information fed back by the site via the Portal authentication page is received, the WiFi device transmits the authentication information to a Portal server; and if the Portal server determines that Portal authentication of the site is passed, the WiFi device allows the site to access a network. According to the method, the system and the device provided by the invention, the authentication and advertisement pages can be rapidly popped up in the case of not increasing operation cost and not limiting the size of an advertisement, and thus the time of Portal authentication is reduced.

The invention provides an electronic smoking set. The electronic smoking set comprises a smoke pipe, a heating core, a driving mechanism, a lead screw, a nut, a heating core fixing base, a sleeve anda magnetic ring, the smoke pipe moves in the axial direction, the lead screw extends in the axial direction of the smoke pipe, the nut is movably connected to the lead screw in a sleeving mode, the driving mechanism controls the lead screw to rotate, the first end of the heating core is connected with the nut, and the second end of the heating core is inserted into the smoke pipe. When the electronic smoking set is not used, the electronic smoking set is closed, and the driving mechanism drives the lead screw to rotate forwards, drives the nut to move downwards and drives the heating core to move downwards, so that the heating core is separated from the smoke cartridge, and then the driving mechanism drives the lead screw to rotate reversely, drives the nut to move upwards, drives the heating core to move upwards and drives the smoke tube supporting the smoke cartridge to move upwards to eject the smoke cartridge quickly. Because the heating core is actively separated from the smoke cartridge, tobacco of the smoke cartridge is not easy to adhere to the heating core, the surface of the heating core is kept clean, and the smoke cartridge cannot be broken. The electronic smoking set is convenient to carry and better in using effect.

The invention relates to an engaging and disengaging mechanism with a belt wheel for an air compressor. The engaging and disengaging mechanism comprises the belt wheel, an engaging and disengaging mechanism and a deflection mechanism, wherein the an engaging and disengaging mechanism comprises a driving wheel and popping guide wheels, a through hole is formed in a belt contact ring of the belt wheel, the popping guide wheels are fixed in the through hole through an elastic clamping mechanism, the driving wheel is arranged at the center position of the belt wheel and is provided with raised parts with the quantity corresponding to that of the popping guide wheels, each popping guide wheel comprises a guide wheel and a base which are in rotation connection, the deflection mechanism is arranged on the belt wheel and comprises a ratchet gear, a jacking piece array and a deflection wheel, the ratchet gear and the driving wheel are coaxially fixed, the ratchet gear is provided with raised teeth with the quantity which is two times that of the raised parts of the driving wheel, the deflection wheel is provided with sliding grooves with the quantity corresponding to the raised teeth, jacking pieces are arranged in the sliding grooves, the head parts of the jacking pieces are provided with grooves corresponding to the raised teeth in tooth profile, and the jacking pieces are elastically connected with the outer edge of the deflection wheel through the elastic clamping mechanism.

The invention discloses a device for cleaning the inner wall of an oil stain-containing waste gas exhaust pipeline, and belongs to the field of waste gas treatment. According to the scheme of the device for cleaning the inner wall of the oil stain-containing waste gas exhaust pipeline, when oil stain-containing waste gas is exhausted from the interior of an exhaust pipeline, the interior of a high-temperature-resistant rubber air bag expands to extrude a fixed block out of the inner wall of a cleaning hole, then a cleaning ring rolls on the inner wall of the exhaust pipeline through balls, andsoap is brought out to the inner wall of the exhaust pipeline through the balls to decompose oil stains; a shape memory filter screen in the cooling pipe deforms when heated; the height of the cleaning ring in the exhaust pipeline is controlled through the temperature, and anti-freezing solution in the cooling pipe cools high-temperature waste gas to reduce damage to the cooling pipe; noise generated when the waste gas is exhausted is effectively reduced through cold noise elimination holes and a noise elimination layer in the cooling pipe, so that noise pollution to the surrounding environment is reduced; and metal particles in the waste gas are adsorbed through the noise elimination holes, and pollution of the metal particles to the environment is reduced.

Disclosed are a method and a device for searching information of contacts on the basis of custom pattern recognition. The method includes the steps of building a custom pattern database; receiving patterns input by users, recognizing pattern handwriting of the users, extracting handwriting characteristic data, judging whether the handwriting characteristic data are the same with or similar to one or multiple handwriting characteristic data in the custom pattern database, arranging the corresponding contacts according to the degree of similarity of the one or multiple handwriting characteristic data according to the judgment so as to obtain a recognition result; and feeding the recognition result back to the users through interfaces and allowing the users to select the contacts and check the information thereof. Correspondingly, the device comprises a selection control module, a handwriting input module, a recognition module, a processing module, a display module and a storage unit. By the method and the device, the users can search the information of the contacts within a short time and do operations such as communicating with the contacts on a mobile terminal with a touch screen.

The invention relates to a hand sewing needle, belonging to sewing supplies in daily life. The hand sewing needle comprises a needle head (1) and a needle body (6) for connecting the needle head (1), wherein the needle body (6) is composed of a needle bar (2) connected at one end of the needle head (1) and a loop bar (3) tightly sleeved on the external wall of the needle bar (2); and the hand sewing needle further comprises a threading ring (4), and the threading ring (4) passes through the loop bar (3) to be fixedly connected with the needle bar (2). By adopting the hand sewing needle with such structure, a thread head can quickly pass through the threading ring, so that time for threading is saved, and the hand sewing needle is convenient to use and brings convenience to life of people, and also can be used for sewing various cloths.

The invention provides a method and device for quickly popping up a removable device and a user device. The method comprises the steps of receiving a popping up instruction for popping up the removable device, calling a system routine according to the popping up instruction so that the removable device can pop up, enumerating all file handles on the removable device if the removable device is failure in popping up, relieving the occupation of all the file handles, and locking and unloading all rolls on the removable device if the removable device still cannot pop up. By means of the scheme, the removable device can be quickly and safely pop up within a short time, and a computer and the removable device are effectively protected against damage when connecting is removed.

The invention discloses an emergency braking test device for an automobile unmanned experiment, and relates to the technical field of emergency braking. The emergency braking test device comprises a top block and an air bag. A base is mounted at the right side of the top block. A rubber block is placed below the base. A guide groove is mounted inside the rubber block. An anti-corrosion layer is mounted outside the base. A flitch is mounted above the base. A connecting rod is mounted above the mounting block. The mounting block is located in front of the base. A rotating block is mounted abovethe connecting rod. According to the emergency braking test device for the automobile unmanned experiment, the control block detects that the user is braking heavily and transmits commands to a gas generator through the arrangement of the airbag, an intake pipe, and the gas generator. The gas generator inflates the inside of the airbag through the intake pipe, which can quickly pop the airbag instantaneously. The structure of the airbag is similar to the structure of the airbag inside the vehicle. The air bag pops up and rapidly drives the base to move downwards, so that the overall operationtime of the device is shortened, and the driving safety of the user can be effectively protected.

The invention discloses a multi-stage retractile pneumatic hydraulic ejection device. The output end of a high-pressure air source is connected with an air source input end of a pneumatic valve; a control signal output end of a control is connected with an electric input end of the pneumatic valve; two gas output ports of the pneumatic valve are separately connected with an air inlet of a bidirectional gas-liquid mixing multi-stage cylinder and an air port of the bidirectional gas-liquid mixing multi-stage cylinder; a load is arranged on a bracket; the bracket is fixedly connected with the end surface of an ejection extending rod of the bidirectional gas-liquid mixing multi-stage cylinder; and one end of a pre-tightening device is fixed, and the other end is connected with the bracket, so that a pre-tightening force in the direction opposite to the extending direction of the ejection extending rod is provided. According to the multi-stage retractile pneumatic hydraulic ejection device, the ejection efficiency is high; an ejection mechanism can be retracted automatically after ejection; and meanwhile, superspeed ejection can be realized by utilizing the multi-stage cylinder and the pre-tightening device.

The invention discloses a safety type traction rope, which comprises an adult bracelet and a child bracelet, wherein a driving assembly is movably arranged on the surface of the adult bracelet, a connecting pipe is fixedly arranged at one end of the driving assembly, a disengaging assembly is arranged at the end, away from the driving assembly, of the connecting pipe, and is fixedly arranged on the surface of the child bracelet, the driving assembly comprises a storage pipe, and the storage pipe is movably connected to the surface of the adult bracelet. According to the invention, a corrugatedpipe is beaten by family members, a liquid in the corrugated pipe enters a connecting pipe, the liquid in the connecting pipe drives a driving rod to move through a piston and a piston rod, the driving rod drives a fixed arm to rotate through the driving block until the fixed arm completely enters a fixed frame, and the fixed frame can pop up from the inner wall of a mounting groove at the moment, so that the connecting pipe does not pull a child bracelet any more, safety accidents caused by the fact that a child cannot struggle out of a traction rope are avoided, and the safety performance of the device is high.

The invention discloses an assembly type bridge road anti-collision safety protection device which comprises a road surface, an inner guardrail and an outer guardrail, a plurality of mounting grooves are formed in the surface of the road surface, a lower cross bar is fixedly arranged at the bottom of the inner guardrail on the surface of the road surface, and an elastic layer is fixedly arranged on one side of an anti-collision layer fixedly arranged on the upper side of the lower cross bar. An upper cross bar is fixedly connected to the upper end of the anti-collision layer, an alarm is fixedly connected to the top of the upper cross bar, pressure sensors are fixedly arranged on the surfaces of one sides of the upper cross bar and the lower cross bar, an outer guardrail is fixedly arranged on one side of the inner guardrail, a solar charging panel is fixedly arranged at the outer top of the outer guardrail, and a plurality of mounting limiting columns are fixedly arranged at the bottom of the outer guardrail; the bridge road anti-collision safety protection device is high in stability and good in anti-collision and anti-seismic effect, and casualties caused by major accidents are effectively avoided. The bridge road anti-collision safety protection device has the advantages that the bridge road anti-collision safety protection device is high in stability and good in anti-collision and anti-seismic effect;.

The invention discloses an autonomous safety anti-falling device for an unmanned aerial vehicle and a control method of the autonomous safety anti-falling device. The device comprises a fixing frame, a shell, an MEMS nonmetal mass block, a metal contact, a spring, a gas generation device, a safety airbag, a fixing device, a resistor, a button switch, an electric ignition head, an internal power source and a control circuit. A mechanical structure is adopted, the influence of a circuit of the unmanned aerial vehicle is small, and the reliability is high; during normal use on the ground, the safety anti-falling device is in a safe state, so that the fault-tolerant rate of operation of ground workers is increased; in the normal flight process, the safety anti-falling device is in a to-be-operated state, and the safety anti-falling device can quickly pop up the safety air bag when a flight control system fails, so that on one hand, the safety of personnel in a flight path is protected, and on the other hand, the safety of the unmanned aerial vehicle body is protected; and if no situation occurs and safe landing occurs, the safe anti-falling device is protected again, and use next time is facilitated.

The invention belongs to the technical field of shaft part plastic forming equipment, and particularly relates to an intelligent guide and guard device of a large axle wedge cross rolling mill for rail transit. The intelligent guide and guard device comprises guide and guard brackets, guide and guard bases arranged below the guide and guard brackets, and a guide and guard cross beam is arranged between the two guide and guard brackets. A plurality of guide and guard hydraulic cylinders are arranged on the guide and guard beam, telescopic rods of the guide and guard hydraulic cylinders are connected with a guide and guard sliding seat, guide and guard sliding grooves are formed in the inner sides of the guide and guard brackets, the guide and guard sliding seat is clamped in the guide and guard sliding grooves, and two adjusting hydraulic cylinders are installed on the front side of the guide and guard sliding seat. The upper ends of the two adjusting hydraulic cylinders are jointly hinged to a guide plate base. According to the intelligent guide and guard device of the large axle wedge cross rolling mill for rail transit, intelligent adjustment of the guide and guard device is achieved through a control system, the guide and guard hydraulic cylinders, the adjusting hydraulic cylinders, clamping hydraulic cylinders and a detection device, and the front opening, the rear opening and the height of the guide and guard device can be rapidly and intelligently adjusted according to product specifications, and the inclination angle of a guide plate can be manually adjusted.

The invention discloses a nursing bed special for the digestive department. The nursing bed includes a frame body, a first storage frame is fixedly arranged below the left front side of the frame body, a sliding track is fixedly arranged on the middle part in front of the frame body, a placement frame is fixedly arranged on branch legs on the left back side of the frame body, the first storage frame is divided into a left upper grid, a right upper grid and a lower grid through gratings, a storage hopper is arranged inside the left upper grid, a first waste hopper is placed at the bottom of the right upper grid, multiple electromagnets are arranged on the back side of the right upper grid, a button switch is arranged on the right side of the front side of the first waste hopper, a limiting device is arranged on the upper part of the inner surface of the bottom of the front side of the right upper grid, a second hopper is arranged on the sliding track, a bed mattress is arranged on the upper part of the frame body, an infusion support is arranged inside the placement frame through bolts, a recording frame is arranged on the infusion support through a U clamp, multiple infusion tube fixing clamps are arranged on the infusion frame from top to bottom, and multiple walking wheels are fixedly arranged at the bottom of the frame body. The nursing bed special for the digestive department has the advantages of being convenient to use and environmentally friendly.

The invention relates to the technical field of building block treatment devices, and particularly relates to an energy-saving building block garbage crushing and recycling treatment device. The energy-saving building block garbage crushing and recycling treatment device comprises a shell, a grinding space is arranged in the shell, and the energy-saving building block garbage crushing and recycling treatment device further comprises a main shaft, a grinding mechanism and an anti-blocking device; the grinding mechanism comprises a grinding disc, a first rotating shaft, a crushing pendulum bob and a torsional spring; the grinding disc is mounted at the upper end of the main shaft; the first rotating shaft is vertically arranged and is rotatably mounted on the grinding disc; the crushing pendulum bob is mounted at the upper end of the first rotating shaft and located on the upper side of the grinding disc; the torsional spring is arranged between the first rotating shaft and the grinding disc; and the anti-blocking device comprises a knocking pendulum bob, a transmission assembly, a deflection wheel, a pressure spring, a second rotating shaft, a first gear, a second gear, a third rotating shaft and a gear ring. When the crushing pendulum bob is about to be blocked when encountering large building block garbage, the pre-blocked building block garbage is knocked through the anti-blocking device to knock out or crush the building blocks, so that consumption caused by restarting of the treatment device due to blocking is avoided.

The invention relates to a conveying device and a conveying system. The conveying device and the conveying system are used for conveying an interventional device. The interventional device comprises connecting parts capable of being connected with the conveying device; the conveying device comprises a connecting assembly and a control assembly, and the connecting assembly comprises a far-end rotating piece and a near-end rotating piece which have the same spin axis; the control assembly is used for driving the far-end rotating piece to rotate relative to the near-end rotating piece around therotating axis; far-end guiding structures and near-end guiding structures are arranged on the far-end rotating piece and the near-end rotating piece around the rotating axis respectively; the far-endguiding structures and the near-end guiding structures are crossed to form locking parts for clamping the connecting parts; when the far-end guiding structures and the near-end guiding structures oppositely rotate around the rotating axis, the locking parts drive the connecting parts to folded or unfolded inwards. The connecting parts are folded or unfolded, medical equipment can be controlled bythe conveying device, it is thus achieved that the interventional device is slowly released, and therefore it is avoided that the medical equipment is rapidly popped up when being released from the far end of the conveying device to influence on the releasing effect.

The invention discloses an opening device provided with an air pressure dispersion structure and used for textile fiber production. The opening device comprises a shell and a feeding port, the feedingport is formed in the top end of the shell, a first cavity is formed in a transverse shaft, meanwhile the first cavity communicates with the top end of a first air pipe through the inner space of theside wall of the shell, an impurity removing roller is arranged below an opening roller, the middle sections of the impurity removing roller are mutually connected through a net cylinder, the left end and the right end of the impurity removing roller are rotationally installed on the shell through connecting shafts, and the connecting shaft on the left side is connected with the output end of a motor through a belt wheel mechanism. According to the opening device provided with the air pressure dispersion structure and used for textile fiber production, the opening roller, an opening protruding structure on the surface of the opening roller and an installation structure of the opening roller are redesigned, so that the motor operates to drive the opening roller to rotate in a multi-dimensional mode, transmission of the installation structure is utilized, full opening of fibers driven by wind power is achieved, and residues of the fibers on the opening roller are avoided.

The invention provides a plasticizer cable hidden wire storing device and method based on external connection wires, and relates to the field of electric power. The plasticizer cable hidden wire storing device based on the external connection wires comprises a wire storing plate, wherein semi-arc transverse grooves are formed in the front face of the wire storing plate at equal intervals, rotary path turnover mechanisms are welded to the middles of the inner walls of the semi-arc transverse grooves correspondingly, wire bending winding assemblies are installed on the two sides of wire windingplates correspondingly, the bottoms of the wire winding plates are fixedly connected with transverse wire passing assemblies correspondingly, and the back faces of the middles of the bottom faces of the wire winding plates are connected with overturning termination mechanisms through rubber belts correspondingly. According to the device, the wire winding plates drive stored plasticizer cables to turn over to inner cavities of the semi-arc transverse grooves, so that the cables are hidden after being stored, meanwhile, the wire winding plates do not occupy a large space area after being storedin the semi-arc transverse grooves, and after the cables are hidden, and the hidden cables are conveniently and reversely rotated through the rotary path turnover mechanisms, the effect of the plasticizer cables after being stored is ensured.

The invention discloses an electric push type charging pile and a push method. The electric push type charging pile at least comprises a pile body, a winding assembly, a charging assembly and a charging cable. The charging assembly at least comprises a charging plug, a pushing part and a clamping part. The pushing part and the clamping part are arranged on the charging plug in a mutual coupling mode, in the process that the charging plug is inserted into a charging hole of a vehicle, the charging hole can apply counter-acting force to the pushing part so that the pushing part can work, and after the pushing part works, needed driving force can be provided for the clamping process of the clamping part and the charging hole. The pushing method at least comprises the following steps that a pushing part and a clamping part which are coupled with each other are arranged on the charging plug; and according to configuration of the pushing part, in the process that the charging plug is inserted into the charging hole, the charging hole can apply counter-acting force to the pushing part, so that the pushing part can provide required driving force for the clamping process of the clamping part and the charging hole. According to the invention, no extra triggering part is needed, and the charging plug can be popped up in time.

The invention relates to a buckle-type plug-piece socket, and the socket is used for obtaining electricity on a power guide rail. The socket comprises a housing and a pop-out type plug piece assembly disposed on the housing. The pop-out type plug piece assembly comprises a plug piece disposed at a side of the housing, a connecting piece disposed at the top of the plug piece in a vertical manner, and a connecting piece sliding sleeve which sleeves an end part of the connecting piece. The housing is provided with a jack, a plug piece card slot adaptive to the plug piece, and a sliding-type buckle mechanism adaptive to the plug piece card slot. The sliding-type buckle mechanism comprises a sliding cavity disposed in the housing, a clamping block disposed in the sliding cavity in a sliding manner, a limiting stopping block disposed at one end of the sliding cavity, and a clamping block spring which is disposed between the clamping block and the limiting stopping block. The clamping block carries out the locking of the plug piece inserted into the plug piece card slot. Compared with the prior art, the socket achieves the locking and quick releasing of the plug piece through the cooperation of the clamping block and the plug piece, does not need to directly pull out the plug piece, is simple in operation, is good in working stability, and is safe and reliable.

The invention discloses an automobile collision protection device. An energy absorbing buffer material body is sandwiched between a bumper casing and a bumper reinforcing cross beam, a through hole is formed in the energy absorbing buffer material body, a cylindrical bulge is arranged on the inner side of the bumper casing, a metal sheet is pasted at the top end of the cylindrical bulge, a spring is arranged on the bumper reinforcing cross beam, a metal sheet is mounted at the top end of the spring as well, and when the bumper casing is not extruded, the two metal sheets are not contacted; a friction column casing is vertically arranged on the bumper reinforcing cross beam, a friction column and a gas generation structure are mounted in the friction column casing, and an igniter and the two metal sheets constitute a series circuit; when the series circuit is closed, the gas generation structure is subjected to a thermal decomposition reaction and presses the friction column to extend out of the friction column casing to contact with the ground. The device can transfer kinetic energy due to collisions to the ground, collision force is decomposed by the aid of friction between the friction column and the ground, and the device is an innovation of the whole automobile industry and has very great significance.