42results about How to "Reasonable structure size" patented technology

The invention discloses a long tunnel fast construction process. The tunnel construction method in the direction from the entrance to the exit and the tunnel construction method in the direction from the exit to the entrance are the same and each construction section is respectively constructed from back to front. The construction process is as follows: 1, excavating construction at an initial construction section, the process is as follows: performing advance geology forecast, determining the excavating construction method for the current construction section, excavating and primary supporting; 2, excavating construction at the next construction section; 3, repeating the step 2 for multiple times until the construction tunnel is through, wherein in the tunnel construction process, found water seepage areas are timely subjected to draining treatment, and the secondary lining construction is synchronously performed on the tunnel holes formed by excavating from front to back. The long tunnel fast construction method is reasonable in design, simple and convenient in construction, safe in the construction process, short in construction process and fast in construction progress, thus effectively solving the defects and shortcomings such as large equipment investment, long construction period and slow construction progress of the existing long tunnel construction.

The invention relates to a forging forming method for an inner ring and an outer ring of a motor train unit bearing with reasonable streamline distribution. According to the forging forming method, the structure size of a die used in a forging forming process is optimized and designed by using deform software, the metal streamline distribution is simulated, and the more reasonable die structure size and matching clearance are obtained; carburized steel with low purity is subjected to streamline distribution simulation manufacturing instead of novel carburized steel which has high purity and streamline distribution difficult to observe, the reasonably distributed metal streamline is obtained, the mechanical property of a product is improved, and the contact fatigue life of the product is prolonged. By the adoption of the method for the development, the quality of an actual product formed by forging and forming during mass production of the inner ring and the outer ring of the motor train unit bearing is ensured, and mass production of ferrule forgings for motor train unit bearings is realized.

A robot-based automatic loading system for cigarette packaging square accessories is characterized by comprising a bulk accessory conveyor system arranged on a gantry-type main support, a robot fixture close to the right side of the gantry-type main support, a bulk accessory wrapper recycling device fixed at the front end of the right side of the gantry-type main support, an automatic bulk accessory waste recycling device fixed at the rear end of the right side of the gantry-type main support, a bulk accessory wrapper withdrawal assisting mechanism arranged on a bulk accessory conveying rack, a synchronous belt conveyor connected to the left side of the gantry-type main support, and a joint robot arranged on the robot fixture, as well as a pneumatic system for providing power for a material transporting system, a material conveying system and a tool cutting system. The robot-based automatic loading system has the following beneficial effects: the production cost is effectively lowered, and the production efficiency is greatly improved; and the robot-based automatic loading system is simple in structure, good in strength and rigidity and stable and reliable in operation, and is efficient and energy-saving.

The invention discloses an intelligent elderly people assisting robot system. Front wheels and rear wheels form a walking mechanism of the whole system. The front wheels and the rear wheels are fixedat the bottom of a lifting mechanism through bolts, the lifting mechanism is connected with an upper bed part through a front supporting rod and a rear supporting rod, the front supporting rod and therear supporting rod form a triangular structure to enhance the stability of the upper bed part, one ends of two seat plate electric push rods are hinged with the rear part of the lifting mechanism, other ends are hinged to the upper bed part, the upper bed part can rotate around the hinged position of the supporting rod by controlling the seat plate electric push rod to stretch out and draw backat the same time, a control system body is fixed to the top of the lifting mechanism, sensors are arranged at different positions, and control over the posture of the a wheelchair bed and acquisitionof environmental information of the wheelchair bed are mainly achieved. The intelligent elderly people assisting robot system has the advantages of rich functions, convenience in use, safety, reliability and the like, and is very suitable for daily life nursing of old people with disabled legs and feet.

The invention relates to a fastener type formwork bracket for a steel pipe scaffold. The bracket is 10 spans in the longitudinal direction and 6 spans in the transverse direction, and is loaded in the range of 5 spans x 5 spans; the loaded region is 2 spans outside one side in the longitudinal direction, while 3 spans outside the other side; the loaded region is 1 span outside one side in the transverse direction, while the other side is not spanned; and the ratio of the height to the width of the bracket is 1.44. The height of the bracket is 8.15 meters, the step pitch of upright rods is 1.49 meters, the longitudinal pitch of the upright rods is 0.9 meter, the transverse pitch of the upright rods is 0.94 meter, the bracket is built by using phi 48 x 3.5 steel pipes, and joints of the steel pipes are connected by fastening pieces. The upper part of the bracket is provided with phi 48 x 3.5 dual steel pipes which are supported by an adjustable supporting base and are used as main girders for supporting the formwork, the upright rods of the bracket are inserted into the bottom of the adjustable supporting base to fix the adjustable supporting base, the upper surface of the adjustable supporting base is adjusted to 0.5 meter on the upper layer of a topmost transverse pipe of the bracket, and the upright rods extend 0.3 meter out from the adjustable supporting base and are adjusted within the range of 0.3 meter. The fastener type formwork bracket for the steel pipe scaffold has a safe and steady structure and is convenient to build and dismantle.

The invention relates to a buckled type steel pipe scaffold formwork support, wherein five spans are available longitudinally and also horizontally and loading is conducted within the range of 5 spans multiplied by 5 spans; no additional span exists outside a loading area; the height-width ratio of the formwork support is 4.07 while the height of the formwork support is 8.15m; and the pace of a vertical upright is 0.62m and the longitudinal spacing of the vertical upright is 0.4m while the horizontal spacing thereof is 0.4m. Steel pipes with a diameter of 48 multiplied by 3.5 are used for setting up the formwork support and joints are connected with a fastener respectively. The upper part of the formwork support supports the double steel pipes with a diameter of 48 multiplied by 3.5 by an adjustable bracket to be used as main beams for supporting formworks. The bottom of the adjustable bracket is inserted into the vertical upright of the formwork support for fixing and the distance from the upper surface of the adjustable bracket to the upper surface of the topmost transverse pipe of the support is 0.5m and the section of the adjustable bracket, extending out of the vertical upright, is 0.3m and adjusted within 0.3m. The buckled type steel pipe scaffold formwork support has safe and stable structure and convenient assembly and disassembly.

The invention relates to modular furniture with all boards connected. The modular furniture comprises a T-shaped connecting part and an L-shaped connecting part. The T-shaped connecting part comprises a first connecting plate and a second connecting plate. The first connecting plate and the second connecting plate are connected through a turning connecting piece. The turning connecting piece is provided with a first clamping part, and the first connecting plate is provided with a first matching part matched with the first clamping part. The L-shaped connecting part comprises a first right-angle side and a second right-angle side. Three-point lock catches used for fixed connection are arranged at one side of the second right-angle side. The three-point lock catches are inlaid and fixed into an inner cavity of the second right-angle side, and locking clamping heads are further reserved. Fixed grooves matched with the locking clamping heads in position are formed in the side to be fixed of the first right-angle side. The T-shaped connecting part and the L-shaped connecting part are adopted between the boards of the modular furniture. The structural and dimensional design of each board body is reasonable, the cross-section shape of the concave-shaped board bodies is reasonable in design, the three-dimensional effect and overall decoration effect after installation are good, and the modular furniture is attractive and elegant. Meanwhile, the boards of the cavity structure have a sound absorption effect.

The invention relates to a falsework of a fastener-style steel pipe scaffold, the falsework has 5 spans in the longitudinal direction and 5 spans in the transverse direction, and is loaded in the scope of 5 spans multiplied by 5 spans; the outside of the loading area has no spans; the height-width ratio of the falsework is 2.71. The height of the falsework is 8.15m, the step of an upright stanchion is 0.9m, the longitudinal pitch of the upright stanchion is 0.65m, the transverse pitch of the upright stanchion is 0.6m, a steel pipe of Phi 48 multiplied by 3.5 is used for setting-up, and all nodes are connected by fasteners. The upper part of the falsework takes an adjustable bracket for supporting Phi 48 multiplied by 3.5 double steel pipes as a main beam for supporting a template, the bottom of the adjustable bracket is inserted into the falsework and fixed by the upright stanchion, the upper surface of the adjustable bracket is 0.55m to the epithelium layer of the topmost transverse tube of the falsework, and the adjustable bracket extends out of the upright stanchion for 0.32m and is adjusted in the scope of 0.32m. The falsework of the fastener-style steel pipe scaffold has safe and steady structure and convenient building and removing.

The invention discloses a camouflage container. The camouflage container is characterized by comprising a main container body, wherein camouflage paint coats the outer wall of the main container body; the main container body is 2.4m in length; an 800*1800mm door is arranged on the end surface of the main container body; a ladder which can be hidden in a bottom frame of the main container body is arranged on the bottom surface of the door; a louver hole is formed in the bottom part of the main container body; a louver which can be outwards overturned is arranged in the upper part of the sidewall of the main container body; the louver can be opened for washing a filter screen. The camouflage container is reasonable in structural size and can run through various road bridge openings and culverts, and achieves the comfort of people inside.

The invention discloses a water injection pressurization device of a water pipe of mechanical and electrical installation and a production method of the water injection pressurization device. The water injection pressurization device comprises a base, wherein the base is arranged horizontally; a pressure rod is arranged above the base; a support rod, a pressure pipe and a piston pipe are arrangedbetween the pressure rod and the base; a sealing joint is arranged at the upper end of the pressure pipe; a sealing block sheet is arranged at the bottom end of an inner cavity of the pressure pipe; the piston pipe penetrates through the sealing joint and is arranged in the inner cavity of the pressure pipe; a sealing gasket is arranged at the lower end of the piston pipe; the sealing gasket, thesealing block sheet and the inner cavity of the pressure pipe form an enclosed hydraulic chamber; and a water inlet connector and a water out connector are arranged on a side wall of the lower end ofthe pressure pipe and communicated with the enclosed hydraulic chamber. According to the device, the sealing joint, the sealing gasket and the sealing block sheet form double-layer sealing to increasedwell pressure; and the device is reasonable in structure size, convenient to use and high in pressurization speed and has low possibility of damage.

The invention relates to a falsework of a fastener-style steel pipe scaffold, the falsework has 10 spans in the longitudinal direction and 6 spans in the transverse direction, and is loaded in the scope of 5 spans multiplied by 5 spans; the outside of the loading area has 2 spans at one side and 3 spans at the other side in the longitudinal direction, and has 1 span at one side and no span at the other side in the transverse direction; the height-width ratio of the falsework is 0.91. The height of the falsework is 5.15m, the step of an upright stanchion is 1.49m, the longitudinal pitch of the upright stanchion is 0.9m, the transverse pitch of the upright stanchion is 0.94m, a steel pipe of Phi 48 multiplied by 3.5 is used for setting-up, and all nodes are connected by fasteners. The upper part of the falsework takes an adjustable bracket for supporting 90mm multiplied by 90mm wood as a main beam for supporting a template, the bottom of the adjustable bracket is inserted into the falsework and fixed by the upright stanchion, the upper surface of the adjustable bracket is 0.5m to the epithelium layer of the topmost transverse tube of the falsework, and the adjustable bracket extends out of the upright stanchion for 0.3m and is adjusted in the scope of 0.3m. The falsework of the fastener-style steel pipe scaffold has safe and steady structure and convenient building and removing.

The invention provides a foam liner for electric appliance packaging. The foam liner for electric appliance packaging comprises an upper foam liner (1), a lower foam liner (5), a left foam liner (3) and a right foam liner (4); a groove is arranged in the center of each of the four foam liners, and the four edges of an electric appliance are wrapped with portions of the grooves; and the heights ofthe upper foam liner and the lower foam liner are increased, and the height of each foam liner wrapping the whole machine up and down is 1/2 or above of the height of the whole machine. The inventionprovides a panel television packaging design, particular, a design of an EPS foam liner for a panel television, and more particularly a structure design of the EPS foam liner for panel television packaging.

The invention discloses an anti-seismic reinforcing method for a loess cave dwelling by replacing covering soil in a vault sheared area. The method comprises the following steps: I, excavating covering soil in the vault sheared area: excavating covering soil in the vault shared area in an overburden layer to obtain a vault sheared replacing cavity; and II, carrying out filling of the replaced soil: filling the vault sheared replacing cavity with the replaced soil. The method is reasonable in design, convenient to construct and good in using effect. The covering soil in an X-shaped sheared destruction area is excavated and the vault sheared replacing cavity is formed, the vault sheared replacing cavity is filled with the replaced soil processed by loess, water glass and water in a proportion and is punned, so that a purpose of fully and effectively replacing unstable covering soil in the X-shaped sheared destruction area is achieved. A replaced soil filling layer formed by constructionis high in strength and is stably and firmly connected to a circumferential covering soil layer, so that the integral strength of the X-shaped sheared destruction area can be improved effectively. Thedestruction area is transferred to a non-key part, so that the anti-seismic effect of the loess cave dwelling is improved and the seismic hazard loss is reduced greatly.

The invention discloses a manual mechanical cleaning device. The manual mechanical cleaning device comprises a cylinder and a material containing device arranged in the cylinder. The central axis of the cylinder is arranged in the horizontal direction, and the section in the vertical direction is in a fan shape. The material containing device comprises a rotation shaft fixed to the two sides of the upper end of the cylinder, a material net arranged below the rotation shaft, and a handle fixed to the end portion of the rotation shaft. The central axis of the rotation shaft coincides with the central axis of the cylinder, and the upper end of the rotation shaft is provided with a feeding port in the direction of the central axis, wherein the feeding port communicates with the material net. Anet plate is hinged to the lower end face of the material net, the side wall away from the hinged end is provided with an inserting buckle A, the end portion of the net plate is provided with an inserting buckle B coaxial to the inserting buckle A, and an inserting rod is arranged in the inserting buckle A and the inserting buckle B in an inserting and connecting fit manner. The handle is arranged at the outer portion of the cylinder and is fixedly connected with the end portion of the rotation shaft. Swinging of the material net in the cylinder is achieved by shaking the handle, water flow impacts on the surfaces of materials in the material net so that cleaning can be finished, the input cost is reduced, and the work efficiency is high.