34results about How to "Less fixed points" patented technology

The invention relates to a heat shield (1), composed of a plurality of elements, for shielding temperature-sensitive components, formed by elements which are substantially matched to the respective contour of the component which is to be shielded and which at least partially overlap one another, wherein the elements (2, 3) are provided so as to be fixed at least in a punctiform manner but moveable relative to one another in the overlapping region.

The invention relates to a coke dry quenching coke pot liner, which comprises a liner body and a liner keel. The coke dry quenching coke pot liner is characterized in that: the liner body is formed bydie molding of a refractory castable and baking, the liner keel is a Pi-shaped support made of phi 12mm stainless steel, the Pi-shaped support is arranged in the length direction inside the block body to serve as a liner keel, the middle part at the top of the Pi-shaped stainless steel support is welded to the head of a bolt, a threaded rod is perpendicular to the support plane, and the threadedrod stretches out of the block body surface to certain distance. The coke dry quenching coke pot liner has the advantages that: the refractory castable coke pot liner has a simple structure and is convenient to manufacture, ensures few fixed point, good stability, good heat insulation effect and long service life, and reduces the heat loss of coke, the refractory castable coke pot liner is low incost, simple and practical, energy-saving and environment-friendly, and reduces the maintenance and operation cost of the coke dry quenching furnace system.

The invention discloses a passenger bus air filter and exhaust silencer fixing mechanism. The passenger bus air filter and exhaust silencer fixing mechanism comprises an exhaust comprehensive support, an air filter support and a silencer hanger, wherein the exhaust comprehensive support is respectively connected with the air filter support and the silencer hanger; the exhaust comprehensive support comprises a support main body, a silencer installation hanger and an air filter installation support; the air filter support comprises a first hoop and an installation base; the silencer hanger comprises a second hoop and an M-shaped support. The passenger bus air filter and exhaust silencer fixing mechanism solves the problems that the fixing positions of the air filter and the exhaust silencer are independently arranged, the occupied space is large, the inspection cannot be conveniently conducted by operating workers, etc.

The invention provides a base station antenna and a radiation unit thereof. The radiation unit comprises a balun structure, a dipole supported on the balun structure, and a feed part extending along the balun structure to feed a dipole, wherein the balun structure comprises a base and a balun arm connected to the base and supporting the dipole, the base is provided with three mounting holes, the mounting holes extend from the bottom end of the base to the top end of the base, and the three mounting holes are arranged on the base in a non-collinear manner. The three mounting holes are only formed in the base of the balun structure and are arranged in a non-collinear mode to form a triangular mounting framework, and therefore the radiation unit is ensured to have high stability when being mounted on the reflecting plate through screws. In the base station antenna adopting the radiation unit, as the fixed points of the radiation unit are reduced, the hole sites needing to be formed in thereflecting plate can be correspondingly reduced, the cross modulation problem caused by burrs in the hole sites is reduced, and the antenna performance is relatively stable.

The invention discloses a high-power rotating rectifier module. The high-power rotating rectifier module comprises a radiating base made of metal, wherein the top end of the radiating base is bonded with the lower end surfaces of two rectifier diodes; the upper end surface of each rectifier diode is bonded with the lower end surface of one radiating pressure block; radiating channels are respectively formed in all the radiating pressure blocks; a wind inlet port on the upper end surface of each radiating pressure block is connected with an air outlet of one radiating wind pipe; the outer side walls of all the radiating wind pipes are coated with butterfly springs; the bottom end of the butterfly spring at the lower part is butted to the upper end surfaces of the radiating pressure blocks; the top end of the butterfly spring at the upper part is butted to the lower surfaces of connecting pressure plates; the left and right ends of the connecting pressure plates are respectively in fixed connection with the radiating base in an electric insulating manner by a plurality of connecting bolts. The invention aims to provide the high-power rotating rectifier module which has the advantages of small size, compact structure, low manufacturing cost, high convenience for installation and use, good radiating performance, long service life, low fault occurrence rate and high reliability and can be provided with the rectifier diodes.

A CDQ coke tank liner, comprising a liner body and a liner keel, characterized in that: the liner body is made of refractory castable, molded and baked, and the liner keel is φ12mm stainless steel It is made into a Π-shaped bracket, and the Π-shaped bracket is arranged as a lining keel in the length direction inside the block, and the middle part of the top of the Π-shaped stainless steel bracket is welded to the head of a bolt, so that the screw is perpendicular to the plane of the bracket, and the screw extends out of the block a certain distance from the body surface. The CDQ coke tank lining plate of the present invention has the structure of the refractory castable coke tank lining plate, is simple in structure, is convenient to manufacture, ensures that the coke tank lining plate has few fixed points, good stability, good heat insulation effect, long service life, and reduces The heat loss of coke, the refractory castable coke tank lining have the advantages of low cost, simple and practical, energy saving and environmental protection, and reduce the maintenance and operation cost of the CDQ furnace system.

The invention provides an auxiliary hoisting device applied to the assembly of a turbine high-pressure valve, relates to an auxiliary hoisting device applied to the assembly of a turbine valve, and aims to solve the problems that when the conventional turbine high-pressure regulating valve is directly bundled by lifting ropes to be hoisted during valve assembly, the preparation workload before hoisting is large, the hoisting process is unstable, so that the potential safety hazard is easy to generate, and the clamping force is insufficiently large, the lifting ropes are easy to loosen and the valve is bumped and damaged. A mold cavity of an upper shell horizontally penetrates through the upper shell, a mold cavity of a lower shell horizontally penetrates through the lower shell, the upper shell and the lower shell are adhered, the mold cavity of the upper shell and the mold cavity of the lower shell are arranged oppositely, the upper shell and the lower shell are connected, an upper lining tile is fixedly connected with the interior of the mold cavity of the upper shell, a lower lining tile is fixedly connected with the interior of the mold cavity of the lower shell, the upper lining tile and the lower lining tile are arranged oppositely, a turbine high-pressure valve is respectively matched with the upper lining tile and the lower lining tile, and a lifting lug I and a lifting lug II are fixedly connected with the top of the upper shell. The auxiliary hoisting device disclosed by the invention is applied to the hoisting of the turbine high-pressure valve.

The invention relates to a power distribution box comprises a power distribution box shell. The power distribution box comprises a power distribution box shell which is of a three-dimensional hollow structure with an opening in one side, wherein a box door is installed at the opening of the power distribution box shell, a plurality of reinforcing ribs arranged in parallel up and down are fixed tothe inner side face of the box door, the reinforcing ribs are of a U-shaped structure, large holes arranged in the length direction are correspondingly formed in the upper side face and the lower sideface of the reinforcing rib respectively, an electric wire row composed of a plurality of electric wires is arranged in the reinforcing rib in the length direction, a winding pipe is wound around theouter circle of the electric wire row in the length direction, and the electric wire row is fixed to the corresponding large holes through a plurality of wire binding belts. The power distribution isadvantaged in that the strength requirement can be met, and cost is reduced; a wire groove can be fixed or an electric wire can be bound, so the trend of the electric wire is more uniform, attractiveand firm.

The invention provides an arranging structure for sound units (4 and 4a) and storage boxes (2 and 2a) of a vehicle instrument board. The sound units (4 and 4a) and the storage boxes (2 and 2a) are adjacently arranged on the vehicle instrument board. The arranging structure is characterized in that the sound units (4 and 4a) and the storage boxes (2 and 2a) are arranged in the manner that at least part of the storage boxes (2 and 2a) coincide with the sound units (4 and 4a) in the height direction.

The invention discloses a steering gear assembly and a vehicle steering system. The steering gear assembly comprises a steering gear (5) and an auxiliary vehicle frame (6). At least two X-direction installation points (7) are arranged between the steering gear (5) and the auxiliary vehicle frame (6). The steering gear assembly is characterized by further comprising at least one Z-direction installation point (8), the one or more Z-direction installation points (8) are connected with the auxiliary vehicle frame (6) through one or more X-direction installation points (7) corresponding to the Z-direction installation points (8). The steering gear assembly is simple in structure, easy to install, small in required design space and capable of effectively solving the problems that the input moment of a tubular column type electric power-assisted steering gear fluctuates and a lower cross joint of a steering transmission shaft vibrates due to the fact that a steering gear pull rod receives excitation of a road surface.

The invention discloses a passenger bus air filter and exhaust silencer fixing mechanism. The passenger bus air filter and exhaust silencer fixing mechanism comprises an exhaust comprehensive support, an air filter support and a silencer hanger, wherein the exhaust comprehensive support is respectively connected with the air filter support and the silencer hanger; the exhaust comprehensive support comprises a support main body, a silencer installation hanger and an air filter installation support; the air filter support comprises a first hoop and an installation base; the silencer hanger comprises a second hoop and an M-shaped support. The passenger bus air filter and exhaust silencer fixing mechanism solves the problems that the fixing positions of the air filter and the exhaust silencer are independently arranged, the occupied space is large, the inspection cannot be conveniently conducted by operating workers, etc.

The invention provides a built-in resistance and capacitance protection type rotating rectifier assembly. The rotating rectifier assembly comprises a capacitor base. The negative electrode of a left rectifier diode is electrically connected with the positive electrode of a right rectifier diode and a conducting rod. The positive electrode of the left rectifier diode is electrically connected with a left conducting strip. The negative electrode of the left rectifier diode is electrically connected with the left conducting strip through a circuit in which a left capacitor and a left fusible resistance wire are serially connected. The negative electrode of the right rectifier diode is electrically connected with a right conducting strip. The positive electrode of the right rectifier diode is electrically connected with the right conducting strip through a circuit in which a right capacitor and a right fusible resistance wire are serially connected. The right capacitor and the left capacitor are fixed in the capacitor base. The objective of the invention is to provide a built-in resistance and capacitance protection type rotating rectifier assembly having advantages of small size, compact structure, good cooling performance, long service life, low failure occurrence rate, good reliability and convenient utilization.

The invention provides a multi-functional lighting device which comprises a shell, a mainboard assembly and a battery. The shell comprises a shell body with a containing cavity and a front cover arranged on the shell body in a covering mode. The mainboard assembly comprises a mainboard installed in the containing cavity, a first support installed on the side face, facing the front cover, of the mainboard, and an illumination part and a microphone which are installed on the side face, facing the front cover, of the first support. A camera is further installed on the first support, and the camera, the illumination part and the microphone are electrically connected with the mainboard. The battery is installed in an area defined by the mainboard and the front cover, and the battery is electrically connected with the mainboard. In the disassembly and maintenance process, the illumination part, the battery and the microphone can be disassembled and assembled only by opening the front cover of the shell; and on the other hand, when the illumination part and the microphone need to be maintained, only the first support needs to be detached from the mainboard, and the mainboard does not need to be detached, so that the disassembly, assembly and maintenance efficiency is improved.

The invention discloses a civil truck suspension assembly. The civil truck suspension assembly comprises a left front suspension assembly, a right front suspension assembly and a rear suspension assembly, wherein the left front suspension assembly comprises a front support assembly, a front rubber mat assembly and a front supporting leg assembly; the right front suspension assembly and the left front suspension assembly are symmetric; and the rear suspension assembly comprises a rear suspension connecting plate assembly and a transmission connecting plate assembly. Compared with the prior art, the civil truck suspension assembly has the characteristics that six-point suspension in the prior art is changed into three-point suspension including the left front suspension assembly, the right front suspension assembly and the rear suspension assembly, the span is small, the precision is easily controlled, fixing points of the three-point suspension are easily located on the same plane, the three-point suspension can be attached to a frame well, therefore, the shaking state is reduced to a maximum extent during idling of an engine of a whole vehicle, the number of the fixing points is small, the lightweight effect is remarkable, and the production time is shortened.

The knitting machine (1) has a machine frame (2), where a knitting tool bar (3) is pivotable by a pivot drive relative to the machine frame. The knitting tool bar is connected to the machine frame via a flexural joint arrangement (6). The flexural joint arrangement has multiple bending joints distributed over the length of the knitting tool bar, where the bending joints have flat springs made of fiber reinforced plastic.

The invention provides a front shell of a display device, the display device, an LCD TV and an installing method of the front shell of the display device. The front shell of the display device comprises a frame-shaped front frame edge, a frame-shaped side frame edge and installing strips; the front end of the side frame edge is connected with the outer end of the front frame edge; one end of each installing strip is connected with the rear end of the side frame edge, and the other end of each installing strip extends towards the inner side of the frame-shaped structure and corresponds to the front frame edge; the front frame edge, the side frame edge and the installing strips are formed into a whole, and the front shell can elastically deform by turning over the installing strips outwards. The front shell of the display device is of an integrated structure and is simple in structure and convenient to install; the front shell and other components are assembled in a sleeved mode, sectional type splicing is avoided, and therefore it can be guaranteed that the front shell is free of splicing seams; moreover, as the front shell has elasticity, dimension compensation can be performed on the front shell in the using process through elastic deformation, especially the elastic deformation at the positions of the installing strips, and the front shell is convenient to assemble.

The invention belongs to the technical field of plant cultivation planting, and relates to a novel bionic cultivation method for dendrobium officinale. The method comprises the following steps of 1) fixing a modular planting plate on an epiphytic stem; 2) placing dendrobium officinale transplanting seedlings in through holes of inclined cylinders of the modular planting plate, and then adding a bionic culture medium into the through holes of the inclined cylinders; and (3) during planting, spraying a nutrient solution to the leaf surfaces of the dendrobium officinale every 7-10 days. The modular planting plate comprises a cuboid PE plastic plate and a plurality of inclined cylinders, the inclined cylinders are arranged on the PE plastic plate in an up-down and / or left-right manner, the lower bottom faces of the inclined cylinders are connected with the PE plastic plate, and the inclined cylinders are provided with through holes and penetrate through the upper bottom faces of the inclined cylinders and the PE plastic plate. An included angle between the inclined cylinders and the cuboid PE plastic plate is 30-60 degrees.

The invention provides mounting equipment for a barometric-brake air regeneration storage cylinder. The mounting equipment comprises an air storage cylinder and an air storage cylinder support assembly. The mounting equipment is characterized in that the air storage cylinder support assembly comprises lateral sides and a bottom side which are perpendicular each other, wherein at least two fixed holes are formed in the bottom side and used for mounting fixed bolts and fixing the air storage cylinder; the lateral sides are fixedly connected to the upper wing side, the lower wings ide, and the ventral side of the vehicle-rack longitudinal beam. Through the adoption of the mounting equipment for the barometric-brake air regeneration storage cylinder, when the air storage cylinder is arranged and mounted, the dependence on the vehicle-rack longitudinal beams or an inner transverse beam is greatly reduced; when a whole braking system is arranged, the selectable regions where the air regeneration storage cylinder can be placed are enlarged and are firm and reliable, the working procedures required for mounting are few, and the working time required for mounting is short, so that shortening of the working time for production is facilitated, the cost is low, and improvement of the production efficiency is facilitated.

The invention discloses an expansion water tank integration device for a passenger car with a rear engine. The expansion water tank integration device comprises an expansion water tank bracket and a car-frame transverse beam, wherein the car-frame transverse beam is fixedly mounted on the outer lateral side of a car frame and perpendicular to car-frame longitudinal beams; the expansion water tank bracket consists of a clamping head and a supporting frame which are fixedly connected; the supporting frame is mounted on the car-frame transverse beam. The expansion water tank integration device is characterized in that the supporting frame bends towards the tail of the passenger car so as to reserve a water adding position for an expansion water tank; a plurality of holes are formed in the supporting frame and used for fixing a pipeline. The expansion water tank integration device has few components, and is simple in structure and convenient to manufacture and process; the expansion water tank integration device is light in weight, and conforms to the design trend of light weight; the expansion water tank integration device is high in strength and rigidity, sufficient in hold-hoop pretightening force, and firm and reliable in fixation; the expansion water tank integration device is fixed on the car frame through the bolts, so that the expansion water tank integration device is convenient to mount, demount and connect; the expansion water tank integration device has few fixed points which need to be fastened, few mounting procedures are needed, and the working time is short; the expansion water tank is favorable for shortening production time and improving production efficiency, and is low in cost.

The invention relates to a knife roll for a transverse cutting machine for corrugated paper. The knife roll comprises a roll body and shaft heads, wherein the shaft heads are arranged at the two ends of the roll body and used for supporting and transmitting power. The roll body comprises a steel lining and a laying layer with a certain thickness, wherein the laying layer is formed by making carbon fiber wound around and cured on the outer circle of the lining. A knife rest, a balance weight strip and a paper guide ring are mounted on the laying layer. The knife rest and the balance weight strip are symmetric about the axis. The paper guide ring is located near the knife rest, and cutters are fixedly arranged on the knife rest. The knife roll is made of a carbon fiber composite and has the beneficial effects of being low in inertia, high in rigidity, low in power, low in energy consumption, small in diameter and high in speed.

The invention relates to a fixing method of coke pot lining plates. The method is characterized by including the steps of a, according to a coke pot lining plate installation drawing, annularly welding a plurality of brick support plates to the inner-side shell of a coke pot in a layered manner, and forming a plurality of bolt holes in the inner-side shell of the coke pot; b, placing the bottom grooves of the lining plates on the surfaces of the corresponding brick support plates; c, arranging aerogel felt between the coke pot lining plates and the coke pot shell to serve as the thermal insulation and buffer material; d, laying the lining plates from the coke pot shell ring by ring from bottom to top to fix the lining plates. The fixing method has the advantages that the method is simple in fixing device structure and convenient in fixing, the coke pot lining plates are few in fixing points, good in stability, good in thermal insulation effect and long in service life, coke heat loss is reduced, and the method is low in cost, simple, practical and capable of lowering coke pot mounting cost.