341results about How to "Quick positioning installation" patented technology

The invention relates to a prefabricated reinforced concrete beam-column joint, in particular to a single-layer prefabricated assembly type reinforced concrete beam-column joint. In order to solve the problem that the connection integrity of existing prefabricated beams and prefabricated columns is hard to guarantee, the prefabricated joint for one-piece casting manufacturing of a column section and part of beam sections is provided according to the concept of the point of inflection. The single-layer prefabricated assembly type reinforced concrete beam-column joint is formed by overall manufacturing of a vertical column section (1) and joint superposed beam sections (2) in a factory for prefabrication. A manufacturing method comprises the steps of beam-column longitudinal bar and stirrup binding, connector pre-burying, formwork erecting and concrete pouring and curing. The height of the vertical column section (1) of the joint is 1/2 of the storey height, and the length of each joint superposed beam section (2) is 1/3 of the span of adjacent columns. The vertical column section (1) comprises a pouring section (1-1), a concrete filled steel tube connector (1-2), a steel tube connector (1-3) and column section longitudinal bars (1-4). Each joint superposed beam section (2) comprises a groove-shaped pouring section (2-1), inverted-T-shaped structural steel connectors (2-2) and a reinforcement cage framework (2-3). The single-layer prefabricated assembly type reinforced concrete beam-column joint is applied to the construction industry.

A disclosed cell box convenient for cell installation positioning and with a damping mechanism comprises a cell box main body, an electro-insulating rubber gasket and an upper cover; the interior of the cell box main body is provided with an installation positioning assembly, and the exterior of the cell box main body is provided with the damping mechanism; the installation positioning assembly comprises a plurality of welding small supports, metal draw hooks, hook cushion blocks and installation nuts; the damping mechanism comprises a plurality of installation supports, annular rubber sleeves and steel pin bushes; the installation supports are welded at the outer walls of the side plates of the cell box main body; each installation support is provided with an installation hole; and one annular rubber sleeve with big top and small bottom is installed in the installation hole, and the center of the annular rubber sleeve is provided with the steel pin bush by interference fit. The beneficial effects of the cell box comprise that: the cell box is reasonable in structure and convenient for cell installation, and cells are fixed firmly; the cell box not only is capable of realizing rapid installation positioning, but also is capable of ventilating and dissipating heat; the cell box is electro-insulated, waterproof, safe and reliable; and the cell box is provided with the damping mechanism, is fast in replacing time, is beneficial to the gravity center balance of vehicles, and the production cost is relatively ideal.

The invention discloses a construction method of a cast-in-place concrete crash barrier with eaves, which is characterized in that an inner template is firstly installed and then an outer template is installed by a pulley block and a steel wire rope; a leveling limit rod is installed, so that the inner and outer templates are integrated; a level micro-adjustment device is adjusted, so that a pull screw is installed after the inner and outer templates are leveled; and an eave adjusting plate is arranged in an operation groove to complete the installation of the templates. After pouring, the eave adjusting plate is loosened, and automatically droops from the concrete eaves; the leveling limit rod and the outer template are disconnected; the outer template is loosened, and automatically droops; the inner template is lifted to complete the dismantling of the templates; and a travel motor is turned on, so that the overall formwork travels to the next pouring area. The whole template can be quickly disassembled, quickly moved and quickly installed and positioned, and a construction work groove is attached without any additional machinery.

The invention discloses a paper faced gypsum board suspended ceiling construction technology, and relates to the technical field of suspended ceiling construction. According to the key points of the technical scheme, the paper faced gypsum board suspended ceiling construction technology includes the following steps of measuring and snapping of a line, installation of a suspender, installation of amain keel, installation of an auxiliary keel, installation of a paper faced gypsum board, facing of paper faced gypsum board and cleaning. The suspended ceiling formed by the construction steps has the effects that quick positioning and installation are convenient, it is ensured that after the paper faced gypsum board is installed, the stress is uniform in all directions and the dislocation, deformation, distortion and the like caused by the uneven stress of the paper faced gypsum board are avoided, moreover, the overall structure of the suspended ceiling is good in fixing effect, high in theinstallation efficiency, the paper faced gypsum board is not prone to falling off, and the overall flatness and appearance effect of the suspended ceiling are improved.

The invention relates to a novel spring set automatic positioning combined mechanism. A base is arranged on the supporting face of a clamp and used for positioning a round support through two cylindrical pins for connection. The round support is connected with the base through screws. A cavity is formed in the round support. A groove is formed in the position, corresponding to the cavity, of the base. A spring is arranged in the groove. The upper surface of the spring supports a conical-column-shaped positioning pin, and the upper end of the conical-column-shaped positioning pin is a conical face and extends out of the top end of the round support. A bush is arranged between the conical face of the conical-column-shaped positioning pin and the round support. A boss is arranged at the upper end of the bush, the bush is arranged on the upper surface of the round support, and the upper surface of the bush is a positioning face. The novel spring set automatic positioning combined mechanism is suitable for the automatic positioning and supporting of two holes and one face of a product to be machined, so that the reference face and the positioning face of the product are effectively attached, and quick so that installation and positioning of the product are achieved.

The invention discloses a high-efficiency reliable-quality method for assembling a clamp spring and a retainer ring of a starting motor, which comprises the following steps of: (1) sleeving the retainer ring on an armature shaft; arranging a clamp spring awl at the end part of the armature shaft, wherein the external surface of the clamp spring awl has a conical surface the diameter of which is gradually increased when the clamp spring awl extents from one end of the armature shaft to the other end of the armature shaft, and the maximum diameter of the conical surface is slighter larger than or equal to the diameter of the armature shaft, and the clamp spring awl after being installed is coaxial with the armature shaft; (2) sleeving the clamp spring on the conical surface of the clamp spring awl, and then sleeving axially in a clamp spring sleeve which is movably matched with the clamp spring awl axially, wherein when moving on the clamp spring awl axially, the clamp spring awl sleeve pushes the clamp spring onto the armature shaft along the conical surface of the clamp spring awl and enables the clamp spring to move axially to a clamp spring groove of the armature shaft and to be blocked in the clamp spring groove; and (3) and pressing the clamp spring in the retainer ring by using the axial relative motion of the retainer ring and the armature shaft. The invention also provides the clamp spring awl, the clamp spring sleeve and an assembly system used in the method.

The invention discloses a monolithic track bed track structure capable of being rapidly assembled. The monolithic track bed track structure capable of being rapidly assembled comprises a track plate and steel rails erected on the track plate through fasteners, wherein the track plate is fixedly arranged on a foundation below the line through supports. Compared with the prior art, the supports arranged between the foundation below the line and the track plate can effectively support the track plate, rapid installation and locating of the track plate can be achieved, the purpose that the requirement for traveling of trains can be immediately met after installation is accomplished is achieved, and the monolithic track bed track structure has the advantages of being high in efficiency and accuracy, convenient to construct, and capable of being well applied to the situation that on the premise that traveling is not interrupted, maintenance or replacement of a monolithic track bed can be carried out within the skylight time.

The invention discloses an axis type foundation bolt high-precision fast locator and a locating method thereof which belong to the field of steel structure installation. The axis type foundation bolt high-precision fast locator comprises a vertical column, a locating template and a template support frame, a concrete pouring through hole and a plurality of foundation bolt holes are formed on the locating template, a concrete pouring through hole is also formed on the template support frame, the template support frame is fixed on the vertical column, the fixing position and levelness of the template support frame can be adjusted, the locating template is arranged on the template support frame, and the concrete pouring through holes between the template support frame and the locating template are vertically communicated. The axis type foundation bolt high-precision fast locator can improve installation speed and installation quality of foundation bolts economically, simply, reliably and greatly. The axis type foundation bolt high-precision fast locator is integrally compact in structure and still can conveniently and fast perform installation and location under the condition of narrow installation area and space of a concrete foundation platform.

The invention discloses a refrigerator which comprises a refrigerator body, a box body, a box cover and a main control board, wherein a refrigerator body positioning part is arranged on the refrigerator body; the box body is embedded in the refrigerator body; the box cover is detachably fastened on the box body through a fastener to limit accommodating space between the box cover and the box body; a box cover positioning part matched with the refrigerator body positioning part is arranged on the box cover; the main control board is arranged in the accommodating space. According to the refrigerator provided by the embodiment of the invention, the refrigerator body positioning part and the box cover positioning part are arranged to position and mount in a better and faster manner, so that the operating time is saved, the labor intensity is reduced, the production efficiency is improved; meanwhile, the bolt quantity in use is reduced, and the production cost is reduced.

The invention provides a water inlet and outlet pipe of a water tank and a water tank device. A connector assembly of the water inlet and outlet pipe of the water tank comprises a pipe connector and a joint. The joint is arranged between the pipe connector and a water pipe assembly. A sealing device is arranged between the water pipe assembly and the connector assembly. The water inlet and outlet pipe of the water tank further comprises a mounting seat, and the joint and the mounting seat are in fastening connection in a convenient dismounting and mounting manner. The connecting scheme of the water inlet and outlet pipe of a novel structure is adopted, so that the stainless steel water inlet and outlet pipe and an enamel inner container are connected and sealed. The water inlet and outlet pipe can be fast mounted and located, reliable sealing is achieved, and the durable performance of the water inlet and outlet pipe is improved. Due to the fact that the stainless steel joint is designed on the end face of the water pipe, the problem that the connector is exposed out, and rusted is solved, and the outer structure of the water tank is more coordinating and attractive. Meanwhile, the water inlet and outlet pipe of the water tank comprises a hat-shaped rubber cover, and the technical effect of enabling the outer structure of the water tank to be more coordinating and attractive is achieved as well.

The invention discloses a prefabricated component embedded assembly and an installation method thereof. The prefabricated component embedded assembly and the installation method thereof solve the technical problems that prefabricated component embedded parts are difficult to install and construct and lack of standardization. The prefabricated component embedded assembly comprises lower-side embedded parts and upper-side embedded parts, the lower-side embedded parts are arranged between a fixed steel formwork table and the lower side of a prefabricated component, the lower-side embedded parts and the upper-side embedded parts are fixedly connected through rigid rods and communicate with each other up and down, and the lower-side embedded parts are detachably connected with the fixed steel formwork table through magnetic attraction positioning blocks. According to the prefabricated component embedded assembly, the embedded parts arranged into the whole up and down are provided, so that the complicated operation of performing pre-burying up and down correspondingly is omitted, reserved holes do not need to be formed in the fixed steel formwork table, and a lifting arm does not need tobe arranged on a side formwork table for installing and positioning of the upper-side embedded parts; and the embedded parts can be quickly positioned and pre-buried, moreover, disassembly is convenient and fast, repeated use can be achieved, and the pre-burying operation can be performed on the embedded parts at different positions of the prefabricated component.

The invention relates to an axial bolt type camshaft automatic positioning device and a using method thereof. The axial bolt type camshaft automatic positioning device is composed of an end face positioning part, an auxiliary pre-positioning part and a base, for the end face positioning part, the end face of a workpiece is positioned by combining double tips and an edge cutting pin, by adopting end face plug pin type positioning, a positioning fixture is obviously simplified compared with a cylindrical surface plug pin type structure, for the auxiliary pre-positioning part, lower air cylindersdrive lower movable V-shaped blocks to move along guide columns, the jacking height of the lower movable V-shaped blocks is controlled through adjustable limiting screws, so that the axis position ofa camshaft is guaranteed, an upper movable V-shaped block is driven by an upper air cylinder to move downwards and makes contact with the outline of the cam peach tip, and circumferential auxiliary positioning of the camshaft is achieved. The whole device completes pre-positioning of the workpiece on a machine tool through the auxiliary positioning part, so that impact between the workpiece and the tips and the edge cutting pin during manual installation is avoided, then rapid installation of the workpiece on the end face tips and the edge cutting pin is guaranteed, the installation auxiliarytime is effectively saved, the labor intensity of workers is relieved, and the positioning quality and the production efficiency are improved.

The invention discloses a steel tube cold-drawing machine which comprises a base and a rack, wherein a die stand is arranged on the rack and is provided with a plurality of installing holes; dies are arranged in the installing holes; the die stand is arranged on the rack; two ends of the die stand are respectively provided with a steel pipe positioning seat and a die drawing clamp. According to the steel tube cold-drawing machine, by arranging a plurality of dies on the die stand, a plurality of steel pipes can be drawn one time, so that the production efficiency is greatly improved; the plurality of steel pipes can be well supported by arranging the steel pipe positioning seat, and the steel pipes can be installed and positioned fast during production of the steel pipes, so that the time is saved, the efficiency is improved, the to-be-drawn steel pipes can be effectively supported, the stability in drawing and feeding is improved, and the production safety is improved.

The invention provides an installation base used for installing and positioning a body portion of a lamp. The installation base comprises a bottom plate, a first clamping piece, a second clamping piece, a supporting and ejecting piece and an elastic piece. A sliding groove is formed in the bottom plate. The first clamping piece is movably arranged in the sliding groove. The second clamping piece is arranged on the bottom plate and corresponds to the first end of the first clamping piece. The supporting and ejecting piece is arranged on the bottom plate, corresponds to the second end of the first clamping piece and is used for limiting movement of the first clamping piece in the sliding groove. The elastic piece is arranged between the second end of the first clamping piece and the supporting and ejecting piece. When the elastic piece is in the natural elastic state, the distance between the first clamping piece and the second clamping piece is smaller than the width of a support bottom of the body portion. When the support bottom of the body portion is clamped between the first clamping piece and the second clamping piece, the elastic piece is in the compressed state and used for supporting and ejecting the first clamping piece so that the first clamping piece and the second clamping piece can fasten and clamp the support bottom. By means of the installation base, the aim of rapidly installing and positioning the body portion of the lamp is achieved. The invention further provides the lamp.

The invention discloses a door frame closing in structure of a non-frame flat-opening door. The door frame closing in structure comprises a door frame mounting fixing piece. The door frame fixing piece is fixedly mounted on the wall of one side close to a door leaf, and a door frame is mounted on the door frame fixing piece; a positioning profile is further connected on the door frame, and an inner side decorative plate is arranged on the positioning profile; and the door frame closing in structure further comprises an outdoor closing in profile and an indoor closing in profile, and the outdoor closing in profile and the indoor closing in profile are provided with an outdoor decorative plate and an indoor decorative plate correspondingly. According to the door frame closing in structure of the non-frame flat-opening door, the door frame fixing piece is adopted to mount the door frame, the positioning profile is arranged on the door frame fixing piece, the outdoor closing in profile and the indoor closing in profile can achieve rapid positioning mounting on the inner side decorative plate, the outdoor decorative plate and the indoor decorative plate, mounting is convenient, the mounting precision is high, no pollution is caused in the mounting process, and no damage on the door frame is caused.

The invention relates to a dual-colored cable three-layer co-extrusion device. The dual-colored cable three-layer co-extrusion device comprises a co-extrusion assembly and a material supply assembly,wherein the co-extrusion assembly sequentially comprises an inner mould core, a primary runner, a primary distributing module, a secondary runner, a secondary distributing module, a tertiary runner and a tertiary distributing mould; the primary runner, the secondary runner and the tertiary runner separately communicate with the material supply assembly; the two ends of the co-extrusion assembly are provided with fixed assemblies; a joint of the tertiary runner and the co-extrusion assembly is separately provided with a primary outer shielding layer charge tube and a secondary outer shielding layer charge tube; the tertiary runner is internally divided into a mixing section and a forming section in a material flow direction in sequence by taking the primary outer shielding layer charge tubeas a support point; length, along the center axis of the tertiary distributing mould, of the forming section is 3-5 millimeters; a partition part is arranged in the mixing section for dividing the mixing section into a primary outer shielding layer mixing region and a secondary outer shielding layer mixing region. The dual-colored cable three-layer co-extrusion deice has the effect of effectivelyimproving stability of the cable outer shielding layers.

The invention discloses an installing and positioning device for a fabricated-type prefabricated wall plate and an installing and positioning method of the installing and positioning device. The installing and positioning device comprises a positioning beam, a plurality of jacks and a plurality of retarding mechanisms, wherein the positioning beam is located above a prefabricated beam or a floor,the multiple jacks and the multiple retarding mechanisms are installed on the prefabricated beam or the floor and are connected with the lower end face of the prefabricated beam; and a limiting groovewhich is used for allowing the prefabricated wall plate being clamped and arranged is formed in the upper end face of the positioning beam. By arranging the positioning beam above prefabricated beamor the floor, the prefabricated wall plate can be clamped and arranged in the limiting groove of the positioning beam first and vertically and synchronously descended along with the positioning beam,so that quick installing and positioning are achieved; and meanwhile, the speed is gradually decreased during the descending process of the prefabricated wall plate by utilizing the retarding mechanisms, so that stability and the overall construction efficiency during installing and positioning of the prefabricated wall plate are improved.