86results about How to "To achieve the deceleration effect" patented technology

The invention discloses an automatic back rubbing and spraying shower. The automatic back rubbing and spraying shower comprises a showing handle, wherein a shower nozzle shade is arranged at one end of the showing handle; a fixing plate is arranged in the shower nozzle shade; a shower nozzle is arranged on the fixing plate; and a water pipe is arranged in the showing handle and is communicated with the shower nozzle. The automatic back rubbing and spraying shower is characterized in that: a direct-current motor is arranged below the fixing plate; a transmission disc is arranged on the fixing plate; a back rubbing device is arranged on the transmission disc; and a motor shaft of the direct-current motor drives the transmission disc and the back rubbing device to rotate at the same time through a gear reduction mechanism. When people bathe, bath cream can be also directly poured on the back rubbing device, the back rubbing device is driven to rotate through the direct-current motor, the bath cream is directly coated on all the body without a hand, particularly on the back which cannot be touched by the hand, and then a water faucet is opened to flush, bath and rinse the human body, so flushing and rinsing functions are integrated at the same time. The automatic back rubbing and spraying shower is convenient to use and can cleanly wash the body; and the user can rub the back without assistance from other people.

The invention discloses a device for linear control of a segmental prefabricated assembled curved bridge, which belongs to the technical field of curved bridges. The device for linear control of a segmental prefabricated assembled curved bridge comprises a linear control detection device and a detection method. The linear control detection device comprises a device base; an adjusting base is movably mounted above the device base; a main shaft is fixedly mounted at the top end of the adjusting base, three connecting rings are rotatably connected to the outer wall of the main shaft, first screwrods are in threaded connection with the interiors of the three connecting rings, positioning rods are fixedly connected to the bottom ends of the first screw rods, and connecting sleeves are rotatably connected to the positions, located below the connecting rings, of the outer wall of the main shaft. According to the device, the prefabricated arc-shaped beam body can be detected, whether the arc-shaped curve of the beam body is standard and reaches the standard or not is judged, so that curve bridge linear control is facilitated, and the device is simple in structure, convenient to operate, simple in method process and convenient to carry out.

The invention discloses an adjustable air jet propulsion device which can be installed on a surfboard. The clamping mechanism is clamped and fixed on the left and right sides of the slide plate. An extension mechanism that can freely adjust the left and right extensions to adapt to the left and right width of the slide plate is provided between the left and right two clamping blocks. The lower side of the clamping block is fixed with The connecting block, the lower side of the connecting block is slidingly connected with a connecting body. The present invention can be used on surfing skateboards, not only can accelerate forward by means of jet propulsion on the water surface without wind and waves, but also can control and adjust to stop the jet when surfing and turning , to achieve the effect of deceleration, increase controllability, high applicability of device clamping, and can be installed with different types of skateboards.

The invention discloses a biogas purification device. The device comprises a filtering tank connected with a biogas collection tank, biogas is collected from the biogas collection tank, and biogas in the biogas collection tank is usually sucked out by a fan and input into the filtering tank. The filtering tank comprises a tank body, a partition board dividing the tank body into an upper part and a lower part is arranged in the tank body, and an opening is reserved in the middle of the partition board; a gas inlet cavity is formed in the bottom of the tank body, a first-level filtering chamber is arranged on the upper side of the air inlet cavity, a second-level filtering chamber is arranged above the partition board, and a droplet throwing device is arranged above the second-level filtering chamber. The biogas purification device has the benefits as follows: the design is reasonable, the structure is simple, gas entering the device is divided into two paths by means of the independently arranged gas inlet cavity, one path of gas is exhausted from exhaust holes in a spiral gas inlet pipe, flows in irregular flow directions and collides and interferes with the other path of gas, and a speed reduction effect is realized; natural clinoptilolite is arranged in a baffle to serve as an adsorption agent, and the effect of primarily purifying and filtering biogas is realized.

The invention relates to the field of fixed ball-cage type constant velocity universal joints of automobiles, in particular to outer ring polishing equipment for the fixed ball-cage type constant velocity universal joints of the automobiles. The equipment comprises a workbench, a driving and polishing mechanism, a translation mechanism and a rotary tool mechanism, wherein the driving and polishingmechanism, the translation mechanism and the rotary tool mechanism are installed on the workbench, the driving and polishing mechanism comprises a chuck capable of clamping the fixed ball-cage type constant velocity universal joints and a driving assembly, the bottom of the driving assembly is fixedly installed on the table board of the workbench, the chuck is horizontally arranged above the driving assembly, one end of the chuck is in transmission connection with the working end of the driving assembly, the rotary tool mechanism comprises a turning tool and a rotary driving assembly, the output end of the turning tool is in the same horizontal plane with an axis of the chuck, the bottom of the rotary driving assembly is movably arranged on the workbench, the turning tool is located abovethe rotary driving assembly, the turning tool is fixedly arranged at the working end of the rot rotary driving assembly, the translation mechanism is located on one side of the rotary driving assembly, and the translation mechanism comprises a moving plate capable of horizontally moving the rotary driving assembly in the chuck direction. The equipment is simple to operate and capable of conducting precise machining.

A bridge warning blocking device comprises warning blocks which are arranged in a bilateral symmetry mode. First ground thorn grooves are formed in the end faces of the sides, close to each other, ofthe warning blocks. Ground thorn devices are arranged in the first ground thorn grooves, first warning grooves are formed in the end faces of the sides, away from each other, of the warning blocks, lamplight warning devices are arranged in the first warning grooves, first blocking grooves are formed in the end faces of the sides, close to each other, of the warning blocks, and intercepting devicesare arranged in the first blocking grooves; the device adopts a ground thorn mechanism and an intercepting net mechanism at the same time; when the ground thorn mechanism punctures a tire, a large amount of gas in the tire cannot be released, so that the stability of a vehicle after the vehicle breaks through the tire is ensured; meanwhile, the device is further provided with a lamplight warningmechanism, safety at night is guaranteed, and the device is simple in structure, good in effect, low in cost and suitable for being popularized in various toll stations, bridge and road construction units and the like.

The invention relates to a damper, in particular to a shrinkage power-assisted damper. The shrinkage power-assisted damper comprises a cylinder barrel and a piston rod component arranged inside the cylinder barrel, wherein a sealing component is fixed at a specified position of the middle of the cylinder barrel and is used for sealing and separating a first cavity and a second cavity; the piston rod component comprises a piston rod, a gasket, a piston ring and a piston, and the gasket, the piston ring and the piston are fixed at the tail end; the piston end of the piston rod is arranged in thefirst cavity; the middle of the piston rod is a stepped step surface; the stepped step surface is arranged in the second cavity; the sealing component is in large diameter sealing with the inner wallof the cylinder barrel and the piston rod; a hole-slot structure is arranged at a connecting part of the gasket and the piston rod; the tail end of the second cavity is sealed by an air seal; and a guide block is further arranged on the exterior of the air seal to perform revolving-riveting and sealing. The shrinkage power-assisted damper effectively solves the dilemma that the existing damper itself cannot stabilize the force assisting.

The invention relates to the field of outer spherical cages of automobiles, in particular to equipment for polishing an outer ring of an outer spherical cage of an automobile. The equipment comprisesa worktable and further comprises a driving polishing mechanism, a translation mechanism and a rotary tool mechanism mounted on the worktable. The driving polishing mechanism comprises a chuck capableof clamping the outer spherical cage and a driving assembly. The bottom of the driving assembly is fixedly mounted on a table board of the worktable, the chuck is horizontally arranged above the driving assembly, and one end of the chuck is rotatably connected to a working end of the driving assembly. The rotary tool assembly comprises a turning tool and a rotary driving assembly. An output end of the turning tool and the axis of the chuck are in a same horizontal plane., the bottom of the rotary driving assembly is movably arranged on the worktable, the turning tool is located above the rotary driving assembly, the turning tool is fixedly arranged at the working end of the rotary driving assembly, and the translation mechanism is located on one side of the rotary driving assembly and comprises a movable plate capable of translating the rotary driving assembly in a direction of the chuck. The equipment is easy to operate and can machine the outer ring precisely.

The invention discloses a preparation device and method for a small-sized culture dish and belongs to the technical field of preparation for small-sized culture dishes. The preparation device for thesmall-sized culture dish comprises a device base. Supporting columns are fixedly installed on the left and right ends of the outer wall of the top of the device base, the top ends of the supporting columns are fixedly provided with a top plate, a hydraulic cylinder is fixedly installed on the outer wall of the bottom of the top plate, and a first connection plate is movably installed below the hydraulic cylinder. Connection rods are fixedly connected to the outer walls of the left and right sides of the first connection plate, and the outer walls of the supporting columns are movably providedwith slide blocks. Three hanging rods are fixedly connected to the outer wall of the bottom of the first connection plate, and an upper module is fixedly connected to the end, away from the first connection plate, of each hanging rod. The preparation device has the advantages of being simple in structure and convenient to operate, the cost of the device is lowered, the preparation method is simplein process, the production efficiency is improved, large-batch production can be achieved, convenience is provided for die assembly and die opening, the culture dish is conveniently taken out, and burrs are conveniently taken out.

The invention discloses a traction machine for electric power dispatching power grid construction. The traction machine structurally comprises a conveying wheel, a control box, a support frame, a rolling wheel and a shaft box, wherein the conveying wheel is arranged at the front end of the control box and is movably connected with the control box, the bottom end of the control box is welded to thetop end of the support frame, the rolling wheel is located below the shaft box, the rear end of the shaft box is arranged at the front end of the conveying wheel, and the shaft box is movably connected with the conveying wheel. According to the traction machine, partial structure of the traction machine is improved, the rotating speed of the traction machine can be detected through the rotating shaft of the conveying wheel, so that when the rotating speed is too high, the speed is limited, so that the phenomenon that cables fall off and become disorderly due to the fact that the wire conveying speed of the conveying wheel is too fast is prevented, meanwhile, the adding mode of wheel shaft lubricating fluid is improved, so that when the wheel shaft lubricating fluid is added, the phenomenon that the cables are disassembled for adding the wheel shaft lubricating fluid and then installed is avoided, so that the traction machine is more convenient to use.