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89results about How to "Easy to manufacture and install" patented technology

Single-shaft mortar and high-viscosity fluid stirrer for axial turbulent flow pattern multi-wire cutting machine

The invention discloses a single-shaft mortar and high-viscosity fluid stirrer for an axial turbulent flow pattern multi-wire cutting machine, comprising a stirring shaft, a stirring assembly and a driving mechanism, wherein the stirring assembly comprises impellers and short flow diversion tubes, the impellers are used for driving a material to move up or down in an axial and spiral mode along the inner wall of a pot body of a stirring pot, the short flow diversion tubes are used for restricting the material flow direction to an axial movement along the axis of the stirring shaft when the material moves up or down in the axial and spiral mode, the impellers and the short flow division tubes are assembled into the stirring assembly which drives the material needed to be mixed and stirred to do an axial turbulent flow motion during stirring, the impellers are coaxially installed at the bottom end of the stirring shaft, the short flow division tubes are coaxially and fixedly sleeved at the outer sides of the impellers, and the stirring speed of the stirring shaft is 600-1500rmp. The single-shaft mortar and high-viscosity fluid stirrer has the advantages of simplicity in structure, high stirring capacity, small shearing force, high dispersing power and high effect, and can be used for solving the problem that silicon carbide is broken due to the shearing force during the high-speed stirring of various traditional stirrers. Moreover, a stuck phenomenon is difficult to generate.
Owner:XIAN HUAJING ELECTRONICS TECH

Spare brake device for car

The invention relates to a spare brake device for a car, which is used for the emergency that severe collision is likely to occur. The spare brake device consists of a hydraulic oil cylinder, a rotary arm, a connecting lever shaft, a friction block clamp and a friction block, wherein the front end of the hydraulic oil cylinder is fixedly provided with a cylindrical pin, the cylindrical pin can make relatively movement inside a straight groove on the left side of the rotary arm, the middle part of the rotary arm is matched with a car axle through a bushing or a slide bearing in a rotating way, the right end of the rotary arm is hinged with the friction block clamp through the connecting leverl shaft, and the friction block clamp is in interference fit with the friction block or connected with the friction block through a screw. Two brake devices on two sides of an axle are connected into a whole through the connecting lever shaft, so that the overall rigidness can be enhanced. The hydraulic oil cylinder is fixedly installed on a frame and controlled through an electromagnetic valve and an emergency button which is installed on a cab instrument panel. The spare brake device for the car is simple in structure, easy to manufacture and install, good in integral rigidness and large in friction force.
Owner:CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY

Tripod plug cage for river closure of flood-resisting buster and watercourse

The invention discloses a tripod plug cage for river closure of a flood-resisting buster and a watercourse, relating to the technical field of water conservancy projects. The tripod plug cage comprises at least two tripods connected with each other through cross rods, wherein the each tripod comprises three vertical rods connected on the cross rods; a plurality of groups of pin holes are arranged on the cross rods, and the pin holes comprise first pin holes and second pin holes; the vertical rods are provided with end pin holes and middle pin holes; and the end pin hole of the vertical rod X is connected on the first pin hole of the cross rod A through a bolt and a nut, the middle pin hole of the vertical rod X is connected on the second pin hole of the cross rod B through a bolt and a nut, the end pin hole of the vertical rod Y is connected on the first pin hole of the cross rod B through a bolt and a nut, the middle pin hole of the vertical rod Y is connected on the second pin hole of the cross rod C through a bolt and a nut, the end pin hole of the vertical rod Z is connected on the first pin hole of the cross rod C through a bolt and a nut, and the middle pin hole of the vertical rod Z is connected on the second pin hole of the cross rod A through a bolt and a nut. The tripod plug cage is formed by connecting rod pieces, is a hollow body, and suffers smaller impact force in the process of being put into water flow, thus being capable of being put in a crevasse part more easily; the part, which is positioned at the downstream bottom, of the tripod plug cage is provided with elongate rod heads which can be inserted into the ground after the whole tripod plug cage is submerged into the water bottom, thus the tripod plug cage can not be washed away by flood; and after materials thrown into the buster are submerged into the water bottom, the tripod plug cage can rapidly block and fix the materials, thus the crevasse part can be rapidly repaired in a plugging mode.
Owner:张照华

Counterweight frame structure of goods elevator

The invention relates to a counterweight structure of a goods elevator. The counterweight structure comprises a counterweight frame, wherein a counterweight wheel is mounted at the top of the counterweight frame through a connecting piece. The counterweight frame structurally comprises two vertically-supported counterweight side beams, wherein upper side plates are arranged at the upper parts of the counterweight side beams; a plurality of bolt holes are formed in two sides of the upper side plates; a lower side plate is arranged at the lower part of the counterweight frame; a plurality of bolt holes are formed in two sides of the lower side plate; a counterweight block pressing plate is arranged in the middle of the counterweight frame; and a group of counterweight frames are adjacently connected in parallel, are respectively fastened and connected with the counterweight wheel and the upper side plate through an upper connecting plate at the top of the counterweight frame and are fastened and connected with the lower side plate through a lower connecting plate at the lower part of the counterweight frame. According to the counterweight frame structure disclosed by the invention, due to the adoption of a split structure and a structure mode of adjacently connecting the counterweight frame in parallel and combining to form a whole, the counterweight frame structure is simple in structure and convenient to mount and manufacture; the defect that the mass of the counterweight frame is great because the counterweight guide rail gauge is required to be increased in the prior art is overcome; and the counterweight frame structure is convenient and simple in manufacturing and mounting and low in cost.
Owner:SYMAX ELEVATOR CHINA

Safety protection device of portable door and use method of safety protection device

The invention discloses a safety protection device of a portable door and a use method of the safety protection device. The safety protection device of the portable door comprises a bracket, a bend support arm and a support device, wherein the underside of the bracket is pasted to the door plate, the bracket comprises an outward extending plate inserted in the gap between the lower side of the door plate and the ground, the bracket comprises a trapezoid-shaped groove jointed with the upper end of the bend support arm, the support arm can swing up and down around the shaft, the lower end of the bend support arm is mounted on the support device composed of a support and an adjustable wrench; the square hole of the adjustable wrench sleeves outside the support square shaft, the adjustable wrench is rotated for screwing the support into the built-in thread of the bend support arm, or the thread shaft of the bend support arm is screwed into the built-in thread of the upper end of the support, so that the bend support arm and the support are mounted, and the size and strength of the tightening support force to the door plate can be changed by changing the screwing length. The portable, detachable, removable safety protection device suitable for various occasions as home and travel is provided, and the safety protection function is guaranteed.
Owner:王宇航

Spring load simulation device with adjustable load

The invention discloses a spring load simulation device with an adjustable load, and belongs to the technical field of load simulation. The device comprises load springs, an outer shell, a locking mechanism, a mounting seat, spring sleeves and a spacing rod, wherein the spacing rod is installed in the outer shell; the load spring is independently installed in the outer shell through two spring sleeves sheathed to two ends of the load spring; two spring sleeves are independently a spring sleeve A and a spring sleeve B; the sealing end of the spring sleeve A and the inner end surface of the outer shell are abutted; the sealing end of the spring sleeve B and the end part of the spacing rod in the outer shell are abutted to enable the load springs to be under a compression state; an end wherethe through hole of the outer shell is positioned is fixedly provided with the mounting seat; the piston rod of an actuation-type fire work device penetrates through the through hole of the outer shell to be in contact with the end surface of the sealing end of the spring sleeve A; and when the spring sleeve A moves along the direction of the spacing rod to a proper position, the spring sleeve A is locked through the locking mechanism. By use of the device, testing efficiency can be improved, development expenditure is saved, and development periods are shortened.
Owner:BEIJING POWER MACHINERY INST

Modular LED street lamp

The invention relates to a street lamp using a light emitting diode (LED) as a light source, in particular a modular LED street lamp. The modular LED street lamp comprises a lamp holder in which a control circuit is arranged, wherein the rear end of the lamp holder is provided with a connecting bin connected with a lamp pole; and two sides of the front end of the lamp holder are connected with a pair of parallel side beams, the upper and lower edges of the opposite inner sides of the pair of side beams are provided with a longitudinal slot respectively, a lampshade positioned at the bottom and a cover plate positioned at the top are inserted into the slots, a plurality of LED light source modules are longitudinally arranged in a cavity between the cover plate and the lampshade, and the cover plate and the front end of the lampshade are connected with plugging pieces. Because of the adoption of a modular light source structure, the street lamp can adapt to the requirements of different illumination ranges and intensities by changing the number of the LED light source modules; the street lamp has compact integral structure, and is convenient to manufacture and install; and moreover, by adopting the integrated encapsulated LED light source, the realization of the modular structure is convenient, and the light source part is conveniently subjected to centralized waterproof encapsulation.
Owner:江苏有能照明有限公司

Rapid escape lock

The invention relates to a fast escape lock comprising a slant bolt component and a square bolt component, wherein the square bolt component is controlled to be retracted and extended out by a turn button in the square bolt component, and the slant bolt and the square bolt are controlled to be retracted by a handle in the slant bolt component; the fast escape lock also comprises a rear through piece, a sliding plate and a toggling piece for the turn button, wherein the rear through piece is interlocked with the handle to be rotated, and two axial bulged shifting blocks are arranged at the outer brim and are clipped on the sliding plate; the sliding plate is an oblong thin sheet, both ends are respectively provided with bend angles which are tucked up, and the shifting blocks of the rear through piece are clipped on the bend angle of one end of the sliding plate; the toggling piece for the turn button is interlocked with the turn button to be rotated, and the outer brim is provided with an oblique angle coming in contact with the bend angle of the other end of the sliding plate; and the handle is rotated to drive the rear through piece to pull the sliding plate, and the toggling piece for the turn button is driven to rotate by the sliding plate so as to retract the square bolt. The fast escape lock provided with the considerably simple components realizes the interlock of the handle, and by rotating the handle in a door, the square bolt and the slant bolt can be retracted at the same time, thus people can fast escape at a critical moment.
Owner:李宝强
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