30results about How to "Reduce installation hazards" patented technology

The invention relates to a method of erection, in particular to a computer-controlled expansion accumulative lifting method for erecting a super-high arch grid structure, and belongs to the field of steel structures. The method includes the steps of pre-construction computational analysis, under-construction computational control, preparation before unit grid lifting, selection of a hoisting mode, selection of hoisting site conditions, supporting with temporary members of unit grids, staged hoisting, and installation of accessories. The method has the advantages that the structure is compact, the assembly mode is industrialized, the erection period is short, and operational flexibility is high.

The invention provides a manual lifting type trestle ladder for mounting air conditioners, ceiling lamps and other electric appliances. The manual lifting type trestle ladder comprises a trestle ladder main body, a lifting device and a hoisting device, wherein both the lifting device and the hoisting device are mounted on the trestle ladder main body; items to be supplied are placed on the hoisting device; the lifting device is used for tracking the hoisting device to move upwards in the direction perpendicular to the ground; the hoisting device comprises a sliding mechanism, a hand rocker mechanism II, a hoisting mechanism and a support plate; the sliding mechanism is matched with a sliding track which is arranged on the trestle ladder main body in sliding guide fit manner; both the handrocker mechanism II and the lifting mechanism are arranged between the sliding mechanism and the support plate; the hand rocker mechanism II is used for providing hoisting force for the hoisting mechanism; the support plate is horizontally connected to the hoisting mechanism; the items are placed on the support plate; the hoisting mechanism is used for tracking the support plate to move upwards inthe direction perpendicular to the ground and enable the support plate to be at an appropriate height under the action of the hoisting force.

The invention discloses a convenient wooden furniture transportation device which comprises a bearing plate. A lifting transportation mechanism is are arranged on the upper surface of the bearing plate, and one group push rods are arranged on the side surface of the bearing plate. The convenient wooden furniture transportation device has the advantages that furniture can be transported on a vehicle and can be moved and pushed to reasonable position, manpower is liberated, and carrying efficiency is improved.

The invention relates to a convenient installation structure for lamp springs. The convenient installation structure for the lamp springs comprises a lamp body, wherein vertical self-locking clamping grooves are formed in left and right opposite edge positions of the lamp body, and one corresponding second self-locking spring is connected with each vertical self-locking clamping groove in a clamped mode. The convenient installation structure for the lamp springs has the advantages that the second self-locking springs are transversely inserted into the vertical self-locking clamping grooves, thus an installation range is extended, moreover, operation is simple, a user can install the lamp springs by himself / herself, an installation risk is low, moreover, the installation cost is reduced, and the problems that when existing springs of lamps are installed, the springs are generally installed at edges of the lamps, the springs need to be fastened to the interiors of the lamps by workers manually and forcefully, and not only is manpower wasted, but also the workers are easily hurt are solved, or the problems of complex operation and large workloads due to the fact that springs are fixed onto edges of lamps by means of bolts are solved.

The invention discloses a vehicle speed acquisition system for vehicle ADAS and DSM products, which includes a GPS signal receiver, a gyroscope sensor, a speed calculation module, and a speed correction module. The GPS signal receiver and the gyroscope sensor are all connected to the speed calculation module. Both the sensor and the speed calculation module are connected with the speed correction module. The present invention also provides a vehicle speed acquisition method for vehicle ADAS and DSM products, which detects the position information and acceleration information of the current vehicle, calculates the initial speed of the vehicle between two positioning points according to the position information and acceleration information, and corrects the initial speed to obtain The current speed of the vehicle between two fixes. The vehicle speed acquisition system for ADAS and DSM products and the vehicle speed acquisition method for ADAS and DSM products can accurately detect the vehicle speed in real time, and reduce the risk of equipment installation and modification and hidden dangers in installation.

The invention belongs to the technical field of experiments of navigation systems of aircrafts, and particularly relates to a test adapter for a gyro magnetic compass system. The adapter comprises a socket (J01), a socket (J02), a socket (J03), a direct current power input circuit and an alternating current power input circuit, wherein the socket (J01) is connected with a directional gyro system; the socket (J02) is connected with a magnetic flux valve; the socket (J03) is connected with a compensation device; the direct current power input circuit and the alternating current power input circuit are used for providing power for the adapter. The test adapter for the gyro magnetic compass system is small in size, easy to operate and high in test precision, and can be used for effectively detecting each performance index of the gyro magnetic compass system; a failure point of a failing finished product can be rapidly positioned in a checking state of a laboratory, finished product manufacturing defects can be timely and effectively discovered, the occurrence of failures in a final assembly process is greatly reduced, and hidden dangers in loading are reduced.

The invention provides a manual type trestle ladder with automatic item supply for house decoration. The manual type trestle ladder comprises a trestle ladder main body, a lifting device and a hoisting device, wherein both the lifting device and the hoisting device are mounted on the trestle ladder main body; items to be supplied are placed on the hoisting device; the lifting device is used for tracking the hoisting device to move upwards in the direction perpendicular to the ground; the lifting device is mounted on the trestle ladder main body; the lifting device comprises a mounting shell, ahand rocker mechanism I, a lifting transmission mechanism and an extending-retracting mechanism; the mounting shell is of a shell structure of which one end is opened and the other end is sealed; theopening end of the mounting shell is fixedly mounted on the trestle ladder main body; the hand rocker mechanism I is used for providing extending-retracting force for the extending-retracting mechanism; the lifting transmission mechanism is used for receiving the extending-retracting force and conducting the extending-retracting force to the extending-retracting mechanism; the extending-retracting mechanism is used for tracking the hoisting device to move upwards under the action of the extending-retracting force.

The invention discloses a convenient wooden furniture transportation device which comprises a bearing plate. A lifting transportation mechanism is are arranged on the upper surface of the bearing plate, and one group push rods are arranged on the side surface of the bearing plate. The convenient wooden furniture transportation device has the advantages that furniture can be transported on a vehicle and can be moved and pushed to reasonable position, manpower is liberated, and carrying efficiency is improved.

The invention discloses an energy-saving and environment-friendly solar street lamp, which comprises a plurality of light pole units connected end to end. The light pole unit at the top is fixedly connected with a lamp head connecting seat, and the light pole unit at the bottom is detachably connected with the lamp holder. The upper surface of the base is equipped with a solar energy collection device, the lower surface of the lamp base connecting base is connected with a plurality of lamp base connecting arms and ultrasonic sensors, the lamp base connecting arm is equipped with an LED lamp head, and any lamp pole unit is equipped with a battery and a microcontroller. , the LED lamp holder, the solar energy collection device, and the storage battery are respectively electrically connected to the microcontroller. Compared with the prior art, the present invention adopts light sensors and ultrasonic sensors to adjust LED lighting, avoiding street lamps to keep running at full power all the time, and reducing waste of resources; multi-section light poles can be connected end to end in sequence, and can be flexibly installed, fixed or disassembled , high stability, through the use of light pole fasteners and light pole fixing tubes, the rapid installation and fixation of light poles can be realized, and the installation efficiency can be improved.

The invention provides a connection structure and connection method of curtain wall decorative ribbons, the connection structure comprising: several curtain wall keels arranged at intervals; wherein, each curtain wall keel is provided with a U-shaped seat opposite to the curtain wall keel, and , the U-shaped seat is provided with clamping connecting rods, the clamping connecting rods pass through the U-shaped seat along the width direction of the U-shaped seat, and the clamping connecting rods are connected to the two connecting side walls of the U-shaped seat, The first end of one of the curtain wall decorative ribbons and the second end of the other curtain wall decorative ribbon are clamped and hung on the clamping connecting rod; each clamping connecting rod is provided with two limiting structures, which are oppositely arranged on the two connecting sides between walls. One end of the curtain wall decorative streamer of the present invention is fixedly connected through the limit structure, and the other end is hung on the clamping connecting rod as a movable connection, which improves the deformation performance of the streamer structure, and uses the self-weight of the decorative streamer to adopt a dry-hanging method , It reduces the installation pressure and reduces the danger during the installation of the ribbon.

The invention relates to a processing system for reusing stainless steel products, which includes a base, a feeding cylinder, an extruding mechanism, a cutting mechanism, a mounting block and a cleaning mechanism. Pressing mechanism and cutting mechanism, the feeding cylinder is a cylindrical structure with openings on the left and right sides, and the lower end of the feeding cylinder is installed on the upper end surface of the base through the installation block, the lower end of the cutting mechanism is equipped with a cleaning mechanism, and the lower end of the front side of the cleaning mechanism Installed on the upper end face of the base; the present invention can solve the common problem in the process of flattening and cutting stainless steel pipes by using a steel pipe flattening machine and a steel pipe cutting machine: the problem of taking the flattened stainless steel pipe manually Putting it into the steel pipe cutting machine in the same way increases the labor cost; there is a risk of hands being drawn into the steel pipe flattening machine, which poses a safety hazard; the degree of flattening is low; the efficiency of cutting stainless steel pipes is low, and the cutting effect is poor, etc. question.

The invention provides a manual lifting type step ladder used for indoor decoration. The manual lifting type step ladder comprises a step ladder main body, a lifting device and a hoisting gear, wherein the lifting device and the hoisting gear are mounted on the step ladder main body, and an object is placed on the hoisting gear; the lifting device is used for pulling the hoisting gear to move upwards; the step ladder main body comprises ladder beams I and ladder beams II; the two ladder beams I are oppositely arranged; a plurality of foot bars I which have extending directions parallel to thedistance direction between the ladder beams I are arranged between the two ladder beams in the form of an array; the two ladder beams II are oppositely arranged, and a plurality of foot bars II are arranged between the two ladder beams II in the form of an array; the extending direction of the foot bars II is parallel to the distance direction of the two ladder beams II, and is parallel to the extending direction of the foot bars I; and the ladder beams I and the ladder beams II are connected in a hinged mode, and the hinged axis line is parallel to the extending direction of the foot bars I / foot bars II.

The invention provides a manual lifting type trestle ladder for mounting air conditioners, ceiling lamps and other electric appliances. The manual lifting type trestle ladder comprises a trestle ladder main body, a lifting device and a hoisting device, wherein both the lifting device and the hoisting device are mounted on the trestle ladder main body; items to be supplied are placed on the hoisting device; the lifting device is used for tracking the hoisting device to move upwards in the direction perpendicular to the ground; the hoisting device comprises a sliding mechanism, a hand rocker mechanism II, a hoisting mechanism and a support plate; the sliding mechanism is matched with a sliding track which is arranged on the trestle ladder main body in sliding guide fit manner; both the handrocker mechanism II and the lifting mechanism are arranged between the sliding mechanism and the support plate; the hand rocker mechanism II is used for providing hoisting force for the hoisting mechanism; the support plate is horizontally connected to the hoisting mechanism; the items are placed on the support plate; the hoisting mechanism is used for tracking the support plate to move upwards inthe direction perpendicular to the ground and enable the support plate to be at an appropriate height under the action of the hoisting force.

The invention discloses a dolphin sliding aid which comprises a body part and fin parts. The fin parts are located on the two sides of the body part. Lengthened stabilizing legs extending backwards are added below the fin parts. The body part is placed on the ground in a prone position. The fin parts are stretched outwards. The tail portion of the body part warps up. The back portion of the body part is in a saddle shape. The corners of the body part and the fin parts are smooth. A light source and a sound generator are installed in the body part and connected with a remote controller. The dolphin sliding aid is comprehensive in function, good in product stability, not prone to turnover and free of potential safety hazards and can not hurt people.

The invention discloses a method for automatically feeding and replenishing articles such as a ceiling lamp and an air conditioner. An operator can adjust the positional relationship between a first fastening hole, a second fastening hole and a third fastening bolt according to actual conditions, thereby changing the size of the included angles between first ladder beams and second ladder beams tobe at an appropriate value; the operator rotates a speed increasing hand-cranking mechanism / a deceleration hand-cranking mechanism and rotates a rope drum through a speed increasing transmission member / a deceleration transmission member and an intermediate transmission member, and rewind a hoisting rope, so that a lifting device is subjected to the ascending motion, and the speed increasing hand-cranking mechanism / the deceleration hand-cranking mechanism is stopped rotating until the lifting device is at a suitable height; the operator rotates a second hand-cranking mechanism and enables a lifting mechanism to pull a support plate to perform the ascending motion in the direction perpendicular to the ground until the article placed on the support plate is at a suitable height; and after the article is installed or finished being used, the operator reversely rotates the second hand-cranking mechanism, reversely rotates the speed increasing hand-cranking mechanism and returns the liftingdevice and a hoisting device to an initial state.