39results about How to "Improve shock absorption and protection" patented technology

The invention relates to a novel multifunctional logistics trolley. According to the technical scheme of the novel multifunctional logistics trolley, bottom rod holes are respectively formed in two ends of the lower part of the left side of a base (11); a bottom rod (8) is embedded in the bottom rod holes; the left end and right end of the bottom of the base (11) and the left end of the bottom of the bottom rod (8) are respectively connected to expansion links (4); damping springs (3) are arranged on the exteriors of the expansion links (4) in a sleeved manner; mounting plates (7) and universal wheels (6) are also arranged at the bottom ends of the expansion links (4); reinforced rod holes are formed in the upper part of the left side of the base (11); a reinforced rod (10) is embedded in the reinforced rod holes; the bottom rod holes are correspondingly formed in the lower part of the left side of the base (11); the bottom rod (8) is embedded in the bottom rod holes; the reinforced rod (10) is fixedly connected to the bottom rod (8) through a supporting rod (9); a tilt angle sensor (5) is arranged at the bottom of the base (11); and a small-sized LED (Light Emitting Diode) display screen (13) and a warning device (2) are respectively arranged at the upper part and middle part of a push rod (12). The novel multifunctional logistics trolley is characterized by having a shock absorption protection effect on cargos and being provided with an extensible trolley body.

The invention provides a digital system and method for automatic shutdown of a nuclear power plant during an earthquake. The system comprises at least two channels, wherein each channel comprises at least two triaxial acceleration sensors (hereinafter referred to as acceleration sensors) and at least one logic triggering cabinet. The method comprises the following steps: S1, data acquisition; S2, data processing; S3, valuator logic; S4, coincidence logic; and S5, trigging of shutdown. The digital system and method for automatic shutdown of the nuclear power plant during the earthquake fill a blank in experience of independent designing of an automatic shutdown during the earthquake in China.

The invention relates to a novel logistic trolley. The novel logistic trolley comprises a base, a push rod and a handle, wherein bottom rod holes are formed in the two ends of the lower portion of the left side of the base respectively; a bottom rod is embedded in the bottom rod holes; the two ends of the right side of the bottom of the base and the left end of the bottom of the bottom rod are each connected with a telescopic rod sleeved with a spiral shock absorption spring; installation seats and running wheels are further arranged at the bottom ends of the telescopic rods; at least two lengthening rod holes are formed in the upper portion of the left side of the base, and lengthening rods are embedded in the lengthening rod holes. The novel logistic trolley further comprises an inclination sensor arranged at the left end of the bottom of the base, a micro controller connected with the inclination sensor and a liquid crystal display (LCD) connected with the micro controller, and the LCD is arranged at the top end of the push rod. Through the structure, the novel logistic trolley can effectively carry out good shock absorption protection for goods placed on the trolley, and a supporting structure for the goods can be flexibly extended.

The invention provides an all-dimensional drying device for battery production. The all-dimensional drying device for battery production comprises fixing sleeves, telescopic rods, locating bolts, air cutters, a cross beam, a servo motor, a ball screw and a moving groove. The fixing sleeves are installed on the cross beam. The telescopic rods are assembled in the fixing sleeves. The locating bolts are installed on the lower portions of the annular side faces of the fixed sleeves. The air cutters are fixed to the lower portions of the telescopic rods. Due to the design, the drying height adjusting function is achieved, and operation is convenient. The cross beam is fixed to the middle in a frame body. The servo motor is installed in the middle of the left end face of the frame body. The ball screw is assembled in the middle in the moving groove. The left end of the ball screw is connected with the servo motor, the moving groove is formed in the middle of the cross beam, the transverse adjustment function of the drying device is achieved due to the design, and the application range of the drying device is widened. The all-dimensional drying device for battery production is reasonable in structure, excellent in drying effect and wide in application range. Meanwhile, the invention further provides a use method of the all-dimensional drying device for battery production.

The invention discloses a computer visual image projection device. The computer visual image projection device comprises a fixed cavity, wherein the fixed cavity is of a cuboid structure; screw rods are connected to the two sides of the interior of the fixed cavity in a threaded manner; one ends of the two screw rods penetrate through the two sides of the interior of the fixed cavity and are fixedly connected with bearings respectively; a rotating disc is driven by a first servo motor according to the design, and the lower end of the rotating disc is fixedly connected to the inner part of thefixed cavity through a rotating rod, so that the irradiation angle of the projector in the fixed cavity is effectively adjusted by three hundred sixty degrees by rotating the first servo motor, the projection angle of the image of the projector is changed conveniently, and the projector is more practical; a first spring is fixedly connected with a clamping rod through a connecting rod, and the clamping rod is elastic, so that the projector can be effectively protected and damped, and higher safety is achieved; and a first heat dissipation fan and a second heat dissipation fan are designed, sothat auxiliary heat dissipation on the projector can be carried out more conveniently, and the service life of the projector is effectively prolonged.

The invention discloses a damping fabricated underground pipe gallery and a mounting method, and belongs to the field of civil engineering. The damping fabricated underground pipe gallery and the mounting method are designed in order to avoid cracking, caused by vibration of ground loads, of an underground pipe gallery. The damping fabricated underground pipe gallery comprises a pipe gallery, bearing columns, an aisle, a first pipe frame and a second pipe frame. The bearing columns are built on the two sides of the pipe gallery through foundation piles, the aisle is arranged between the bearing columns, the first pipe frame is mounted on one side of the aisle through a bolt, the second pipe frame is mounted on the other side of the aisle, rails are arranged at the bottoms in the first pipeframe and the second pipe frame, dust collectors are mounted on the tops of the rails through electric sliding rail walkers, a pipe gallery raising plate is mounted on the tops of the bearing columnsthrough expansion bolts, shock insulating supports are arranged on the top of the pipe gallery raising plate, a first-aid cabinet is mounted on the top of the first pipe frame through a bolt, a display screen is mounted on one side of the bottom of the pipe gallery raising plate through a connecting frame, and a voice control lamp is mounted on one side of the display screen through a lampshade.The fabricated underground pipe gallery is scientific in design, convenient to mount and high in stability and reliability.

The invention discloses a convenient-to-install sucker electric power instrument. The electric power instrument comprises a supporting plate, wherein supporting blocks are fixedly connected with leftand right sides of the top of the supporting plate, a threaded sleeve is embedded in the left side of the left supporting block, a left side of the threaded sleeve is screwed with a threaded screw rod, a right end of the threaded screw rod is rotationally connected with a moving plate, extrusion plates are arranged on left and right sides between the right supporting block and the moving plate, anelectric power instrument main body is arranged between two groups of extrusion plates, rubber suckers are symmetrically arranged on left and right sides of the electric instrument main body, dampingsprings are fixedly connected between the left extrusion plate and the moving plate and between the right extrusion plate and the right supporting block, clamping bases are slidably connected with front and rear sides of tops of the two groups of extrusion plates, fastening knobs are screwed to the tops of the clamping bases, and limiting rods are fixedly connected with right sides of the two groups of clamping bases on the left side and left sides of the two groups of clamping bases on the right side. The electric power instrument is advantaged in that the electric power instrument is reasonable in structural design, damping protection of the multifunctional electric power instrument is facilitated, and the possibility of damage to the electric power instrument is reduced.

The invention discloses a safety maintenance damping protection system for a tunnel. A damping protection assembly is arranged on the outer side of a bearing frame, a buffer pipe is slidably mounted in a sliding hole, a positioning nail is slidably mounted in the middle of a guide opening, a fixed limiting piece and a movable limiting ring are in spot welding connection through a guide spring, the two ends of a spring plate are movably sleeved with connecting sleeves, the two ends of the bottom face of a pressure sensor are connected with the ends of the two induction plates through screws correspondingly, two adjacent guide pipes are slidably connected to the two ends of an induction connecting rod in a sleeving mode correspondingly, a connecting damping assembly is installed at the bottom end of a bearing frame, and protective lubricating assemblies are installed on the two sides of the bearing frame. A top plate of the system contacts with the inner wall of a tunnel and moves along with the vibration, a longitudinal damping spring and a spring plate are used for buffering in sequence, a rigid bearing frame is matched, multiple structures are used for damping under the condition that the supporting strength is guaranteed, the damping effect is improved, the influence of vibration on the bearing frame is relieved, the strength of the connecting position is higher, and looseness is not likely to happen.

The invention discloses an anti-seismic supporting structure of a transformer and the transformer. According to the technical scheme, the anti-seismic supporting structure of the transformer comprises an anti-seismic table, an anti-seismic base and a stabilizer, the anti-seismic table comprises a fixed frame, a vertical damping sliding groove is formed in the position, close to the bottom, of the side wall of the fixed frame, and a damping plate is installed on the inner side of the damping sliding groove; a vertical wheel groove is formed in the position, close to the top, of the side wall of the fixed frame, and the stabilizer comprises a pulley and is connected with the anti-seismic table through cooperation of the pulley and the wheel groove. The anti-seismic table is connected with the anti-seismic base through a spring damping device. The anti-seismic base has a high anti-seismic protection effect, the anti-seismic table can perform preliminary buffering protection and main anti-seismic effect on the transformer, the spring damping device between the anti-seismic base and the anti-seismic table has a secondary buffering effect, and the overall damping performance is improved; the stabilizer can play a role in stabilizing the transformer and protecting the internal structure of the transformer at the same time.

The invention belongs to the technical field of welding equipment, and particularly discloses convenient-to-clean automatic welding equipment with a protective structure. The convenient-to-clean automatic welding equipment comprises a shell, a fixing base and a cleaning tank, wherein a sliding plate is arranged on the inner wall of the shell, a through hole is formed in the top end of the slidingplate, a protective mirror is arranged inside the sliding plate, a handle is connected to the outer wall of the protective mirror, the fixing base is arranged inside the shell, a scrap collecting drawer is arranged inside the fixing base, a pneumatic rod is arranged at the top of the fixing base, a clamping base is arranged at the end part of the pneumatic rod, a screw rod penetrates through the interior of the clamping base, and an abutting plate is arranged at the end part of the screw rod. According to the convenient-to-clean automatic welding equipment, the personal safety and eyes of theoperation user are conveniently protected, the user can conveniently clamp and move welding parts, the user can conveniently conduct vibration reducing protection on a welding device, the user can conveniently clean a welding head, and the user can conveniently collect welding scraps.

The invention relates to an anti-seismic structure and an anti-seismic method for gyro measurement while drilling, and relates to the field of underground azimuth measurement while drilling. A second section cylinder is internally provided with a section cylinder inner cavity, the lower end of a damping spring is fixedly connected with the bottom surface of the section cylinder inner cavity, a hanging plate is slidably connected with the side wall of the section cylinder inner cavity, and the bottom surface of the hanging plate is connected with a falling block through a hanging line; the bottom face of the falling block abuts against the upper end of the damping spring, the hanging plate is used for installing a gyro measuring instrument, the damping limiting blocks are detachably connected with the side wall of the inner cavity of the section cylinder, and the two sets of damping limiting blocks are located on the upper side and the lower side of the hanging plate respectively and abut against the hanging plate. The device has the beneficial effects that the falling block is additionally arranged below the hanging plate for mounting the gyro measuring instrument for counterweight, so that the stability of the hanging plate is enhanced. A damping spring and a damping limiting block are used for buffering and protecting the falling block and the hanging plate, so that the stability and damping of the gyro measuring instrument are realized, the measuring precision of the gyro measuring instrument is ensured, and measurement while drilling can be realized. The anti-seismic structure is simple and convenient to repair and maintain.

The invention discloses a protective forklift overhead guard and relates to the technical field of forklifts. The protective forklift overhead guard comprises an overhead guard body, and a top guard plate is mounted at the top of the overhead guard body; the protective forklift overhead guard further comprises damping mechanisms, the damping mechanisms are arranged at the four corners of the top guard plate, the four corners of the top guard plate are detachably mounted on the damping mechanisms, the vertical section of the top guard plate is in an arc shape with the top protruding upwards, and the top guard plate is a rubber plate and a transparent plate; the damping mechanisms comprise mounting plates fixed to the corners of the overhead guard body, guide rods are fixed to the tops of the mounting plates, the two sides of the overhead guard body horizontally extend outwards to form protruding plates, and guide holes allowing the guide rods to penetrate through are formed in the protruding plates. According to the protective forklift overhead guard, the top guard plate and the damping mechanisms can well conduct damping protection on falling objects falling on the overhead guard body, so that the safety of the overhead guard body and the safety of a driver are better protected, the structure is simple, and practicability is high.

The invention discloses a raindrop scraping device for a vehicle rearview mirror. The raindrop scrapping device comprises a cylindrical cam, a direct-current motor, a motor supporting frame, a slidingrail, a direct-acting roller driven piece and a windshield wiper body. The cylindrical cam is horizontally arranged. Two opposite ends of the cylindrical cam are rotationally mounted on two cylindrical cam support frames. One side of each of the two cylindrical cam supporting frames is fixedly installed on a carrying plate on one side of a rearview mirror surface. The rearview mirror surface is fixedly installed on the carrying plate. A motor supporting frame is fixedly installed on the carrying plate on the top of the cylindrical cam, and an output shaft of the direct-current motor penetrates through the motor supporting frame to be in transmission connection with a first synchronous belt wheel. The raindrop scraping device is reasonable and simple in structure, rearview mirror raindropscraping treatment is achieved in a low-cost, low-power-consumption, high-efficiency and easy-to-operate mode, personal safety of a driver and passengers during driving in rainy days at night is ensured, exhaust emission increased by idling driving caused by the blurred rearview mirror is reduced, and policies of energy conservation and emission reduction are responded.

The invention discloses a portable energy storage battery pack placement base, which comprises a device main body, wherein connecting structures are fixedly connected to the four corners of the lowerend of the device main body, damping structures are fixedly connected to the lower ends of the four connecting structures, a U-shaped clamping groove is formed in the device main body, a U-shaped dismounting plate is mounted in the U-shaped clamping groove, a protection plate is arranged at the upper end of the device body, fixing screws are connected to the four corners of the upper end of the device body in a threaded mode, the device body, the U-shaped dismounting plate and the protection plate are connected together through the fixing screws, and a first accommodating groove penetrating upand down is formed in the middle of the upper end of the protection plate. According to the portable energy storage battery pack placement base, by arranging the connecting structure, the damping structure and the U-shaped dismounting plate, the damping protection performance is improved, the damping efficiency is improved for use of the device main body, the influence of external vibration on the interior of the storage battery pack is avoided, and the easy dismounting, easy mounting and easy portability of the device main body are further improved.

The invention provides an aluminium electrolytic anode carbon block turnover device. The aluminium electrolytic anode carbon block turnover device comprises a moving mechanism and a turnover mechanism. The turnover mechanism is fixed to the upper end of the moving mechanism. The moving mechanism comprises a fixed plate, an upper limiting plate, a cylinder, a rubber telescopic plate, a moving wheel, a connecting plate, a lower limiting plate, a supporting bar and a spring. The turnover mechanism comprises a lead screw, a nut seat, a supporting rack, a connecting rack, a sleeve, a baffle plate,a pull rod, a piston block, a clamping plate, a limiting groove and an L-shaped limiting rod. Compared with the prior art, the aluminium electrolytic anode carbon block turnover device provided by theinvention has the beneficial effects that the aluminium electrolytic anode carbon block turnover device achieves a moving purpose, is convenient for shock-absorbing protection and high in turnover safety, reduces the damage probability, also achieves purposes of stable clamping and transferring, and is simple to operate and convenient to control the turnover angle.