32results about How to "Increased ease of assembly" patented technology

A rear projection display, not requiring a dichroic prism, and capable of rendering a generation system of each image light in color independent of the other generation systems so as to optimally construct and improve easiness of assembly of, and so on, each generation system, is provided. Each unit for projecting image-light is formed of an LED array, a rod integrator, a liquid crystal display panel, and a projection lens. A projection optical axis of the projection lens of each unit for projecting image-light is parallel each other. A unit for projecting image light in red is provided with an LED array for emitting light of a wavelength band in red, a unit for projecting image light in green is provided with an LED array for emitting light of a wavelength band in green, and a unit for projecting image light in blue is provided with an LED array for emitting light of a wavelength band in blue. Each image light in color obtained as a result of passing through the liquid crystal display panel is projected by the projection lens, and displayed on a screen. As a result, each image light in color is superposed on the screen, and an image in full color is displayed.

The invention provides an LED (Light-Emitting Diode) lamp bulb heat radiation lamp cup, comprising a metal heat radiation lamp cup main body and a fixing bottom plate, wherein the metal heat radiation lamp cup main body and the fixing bottom plate are integrally punched and molded by using the same materials; and a heat radiation part for radiating heat is arranged on the outer surface of the metal heat radiation lamp cup main body. According to the LED lamp bulb heat radiation lamp cup, the metal heat radiation lamp cup main body and the fixing bottom plate are integrally punched and molded by using the same materials, so that the defect in the prior art that the heat conduction performance is poor due to the fact that the heat radiation lamp cup and the fixing bottom plate need to be combined can be overcome, and the heat conduction performance of the LED amp bulb heat radiation lamp cup and the fixing plate is good; the heat radiation lamp cup main body and the fixing bottom plate are integrally punched so that the high efficiency of production and the simplicity of assembling can improved; and meanwhile, an enhancing part of the outer surface of the heat radiation lamp cup main body can further enhance the heat radiation and the strength of an LED lamp bulb and the disadvantage caused by the materials is avoided.

The invention relates to a wide-angle low-light high-resolution lens, characterized in that, a front group with negative optical power and a rear group with positive optical power are respectively arranged in an optical structure of the lens in a direction of light from left to right in an incident manner, wherein, the front group is sequentially provided with two mutually-separated negative crescent lens A and B, and the rear group is sequentially provided with a double convex lens C, a negative crescent lens D, a double convex lens E, a diaphragm, a negative crescent lens F, a bonding groupGH tightly connected with a negative crescent lens G and a double convex lens H, a double convex lens I, and a bonding group JK tightly connected with a positive crescent lens J and a negative crescent lens K.

A connector and its manufacturing methods. The connector includes a metal conductive terminal, a low melting point metal substance and an insulation casing; one end of the metal conductive terminal bends to form a vertical slotted C-type portion in order to accommodate a wire to insert, another end is used to connect the external conductive junction point; the low melting point metal substance is tabled in the vertical slot of the C-type portion and the insulation casing is coverd on the outside of the C-type portion and the low melting point metal substance; When heating up the low melting point metal substance and the insulation casing, the low melting point metal substance is melted to connect with the C-type portion and the wire conductive core in the C-type portion, while the insulation casing properly contracts to coat the metallic conductive terminals and the wires, in order to complete the combination of the connector and the wire.

The invention relates to a permanent-magnet synchronous motor or generator comprising at least one rotor (2) and at least one stator (3, 8). The motor comprises two rotors (2), four stators (3, 8) anda cooling system (7, 7a) comprising three cooling circuits (7, 7a), i.e. two outer circuits (7) which are each accommodated in a longitudinal outer wall of a casing (8), adjacent to an outermost stator (3, 8), for cooling said outermost stator (3, 8), and an intermediate circuit (7a) located between the two innermost stators (3, 8) in the motor for simultaneously cooling said two stators (3, 8),the central shaft (5) being common to the two rotors (2) which are connected to the central shaft (5) by mechanical means.

The invention discloses a bearing bush self-adaptive contact friction wear test device, which relates to the field of bearing bush friction wear experiment test equipment, and mainly comprises a motor, a coupler, a torque sensor, a slip ring, a transmission shaft, a turntable, a linear bearing, a slide bar, a ball rod joint bearing, an expansion sleeve, a radial joint bearing, a bearing bush clamp, a triangular block, a force transmission plate, an air cylinder and the like. The ring sample and the bearing bush sample in the device are in sliding friction. By adding the self-adaptive contact device, the ring sample and the bearing bush sample are in full-time stable contact, the eccentric wear phenomenon is overcome, and the accuracy of a friction wear test result is improved; the loading and unloading stability of the device is improved by additionally arranging the spring at the triangular block for lifting the bearing bush clamp; oil outlets are formed in different height positions of the bearing bush clamp, so that the adaptability of a friction-wear test under various lubricating oil quantities is improved; and by simplifying the device and reducing the volume, the assembling easiness and green economy of the test device are improved.

A rotary clamping jaw type valve includes a valve body, an inner cylinder, a rotary cover, a clamping jaw, a bundle ring, an ejector pin, a spring and an action ring. The valve body is provided with a containing chamber with the top and the bottom being through; the inner cylinder is placed in the containing chamber of the valve body and axially provided with an axial hole in a penetrating mode; the rotary cover is rotatably combined with one end of the inner cylinder and located at the top end of the valve body; an indicating area is arranged at one end of the rotary cover, and the other end of the rotating cover is provided with a containing groove extending inwards, two pressing walls and two sliding grooves, wherein the two pressing walls are located on the two opposite sides of the containing groove, and the two sliding grooves are located in the other two opposite sides of the containing groove; a ring part is arranged at one end of the clamping jaw, and a plurality of claw parts are annularly arranged at the other end of the clamping jaw; the bundle ring has the elastic deformation capacity and is placed in the clamping jaw; the ejector pin is placed in the axial hole of the inner cylinder, and two convex wings are arranged on the two opposite sides of the ejector pin; the spring is placed in the containing groove of the rotary cover and abuts against one end of the ejector pin; and the action ring is combined at the bottom end of the valve body, and an annular flange is arranged on the inner peripheral face of the action ring. The rotary clamping jaw type valve is more convenient to operate, low in manufacturing cost, easy to assemble, and capable of promoting the clamping force to an American valve and a French valve.

The invention discloses a lamp post system based on a groove mounting structure. The system involves a lamp post main body, more than one mounting base and more than one functional part, wherein the lamp post main body is provided with a mounting groove extending in the length direction, the mounting base is provided with a connecting part arranged in the mounting groove, the mounting base is connected with a positioning mechanism used for fixing the connecting part in the mounting groove, and at least one functional part is arranged on at least one mounting base. The system has the advantagesof being simple and compact in structure, low in cost, easy and convenient to assemble, high in mounting flexibility, convenient to adjust, good in aesthetic property, good in connection stability and reliability and the like.

The invention discloses a simple and convenient disassembly and assembly structure of a furniture hinge. The simple and convenient disassembly and assembly structure comprises a hinge assembly and a fixed base, and the hinge assembly comprises a connecting arm and a middle piece which are connected in a matched mode; the connecting arm or the middle piece is provided with at least two assembling parts, and an assembling notch is formed between the at least two assembling parts; at least two assembly matching parts are arranged on the fixed base, and an assembly matching notch is formed between the at least two assembly matching parts; and the connecting arm or the middle piece is sequentially assembled on the at least two assembly matching parts in a translation sliding manner through the at least two assembly parts, or the connecting arm or the middle piece is pre-positioned and placed on the fixed base through the matching of the assembly notch and the assembly matching notch, and the at least two assembling parts are respectively assembled on the at least two assembly matching parts in a translation sliding manner. Through the improvement of the structure, the structure has the advantages of being reasonable in structure, compact in connection of all components, low in manufacturing cost, easy to produce and implement, wide in application range, rapid, simple and convenient to disassemble and assemble, firm in assembly and the like, and practicability is high.

The invention relates to a single-air-inlet-channel type air inlet adjusting structure which is used for being connected with an engine of a power system and adjusting the air inlet amount of the engine, and the single-air-inlet-channel type air inlet adjusting structure comprises an air filter with a filtering material, an adjusting control valve, a throttling valve, a first pipe fitting and a second pipe fitting. The first pipe fitting is connected between the air filter and the adjusting control valve, and the second pipe fitting is connected between the adjusting control valve and the throttling valve to form an air inlet channel in series, so that a single air inlet channel type simplified structure is adopted, the air inlet channel is controlled to be within a proper length range, the cost is reduced, and in the high-low-speed operation process of an engine, the air inlet channel can be effectively controlled. And the air inflow of the engine can be directly regulated and controlled.