83results about How to "Avoid structural interference" patented technology

The invention relates to a multidirectional load bearing prestressed wire winding pre-tightening frame, belonging to the technical field of heavy type pressure processing equipment. The pre-tightening frame at least comprises three arc beams which are the same in pressing counter force quantity and are in opposite directions as well as at least three straight beams, the arc beams and the straightbeams are arranged alternately, the outline of the straight beam is tangent with the outer arc outline of two adjacent arc beams, so as to form a frame, and the periphery outline of the frame is wound with prestressed wire. In the invention, structure composed of arc beam and straight beam is reasonably arranged on the periphery outline of the load bearing frame, so that prestressed wire is woundand pre-tightening forces in multiple directions are produced, so as to balance multidirectional pressing counter force, thus the frame can bear multidirectional loads without a tensioning construction member provided with through structure, thereby avoiding structural interference problem.

The invention provides a purifying module and an air conditioner. The purifying module is totally and detachably mounted on a shell of the air conditioner, and is used for purifying and filtering airentering the shell; the purifying module comprises a main frame and a purifying module; mounting space opened on the side surface is limited on the main frame; the purifying module comprises an accommodating frame, and an electric purifying module and a filter screen accommodated in the accommodating frame; and the purifying module can be detachably mounted in the mounting space from the opening on the side surface of the main frame. The purifying module is convenient to totally disassemble for cleaning, so that the air conditioner is more convenient to assemble on a production line; the electric purifying module and the filter screen serve as one module for overall installation on the main frame of the purifying module, so that the electric purifying module and the filter screen are moreconvenient to disassemble on the main frame; and when the electric purifying module and the filter screen need to be cleaned, the electric purifying module and the filter screen can be pulled out together, so that the operation is more convenient.

The invention provides a stationary orbit ultra-large type assemblable satellite platform configuration, which belongs to the technical field of spacecrafts, and comprises a mother platform, a transition sub-platform I and a transition sub-platform II, a functional sub-platform I and a functional sub-platform II, a functional sub-platform III and a functional sub-platform IV, an energy module I and an energy module II, and a mechanical arm I and a mechanical arm II, wherein the mother platform is a control center of a whole satellite; the transition sub-platform I and the transition sub-platform II are respectively connected with the mother platform through connecting devices; the functional sub-platform I and the functional sub-platform II are respectively connected with the transition sub-platform I through connecting devices; the functional sub-platform III and the functional sub-platform IV are respectively connected with the transition sub-platform II through connecting devices; the energy module I and the energy module II are respectively connected with the transition sub-platform I and the transition sub-platform II through connecting devices to supply power; the mechanicalarm I and the mechanical arm II are installed on the transition sub-platform I and the transition sub-platform II correspondingly to execute an on-orbit assembling task. The platform configuration issuitable for expansion, can adapt to on-orbit construction of large satellites with the on-orbit flight weight of 10-20 t, is applied to various types of satellites and service stations, and is wide in application range.

The invention relates to a device and method for processing a welding strip. The device for processing the welding strip comprises a first welding strip pressure head, a welding strip transfer platform and a second welding strip pressure head. The welding strip pulling position of a first welding strip pulling pressure head and the welding strip pulling position of a second welding strip pulling pressure head have a height difference. According to the method for processing the welding strip, the welding strip is drawn through the first welding strip pulling pressure head and waits for cutting off; the welding strip transfer platform enables the welding strip to be positioned and undertakes the welding strip; and the fixed length welding strip having been cut off is drawn from the welding strip transfer platform through the second welding strip pulling pressure head. The process of pulling the welding strip and cutting the welding strip into the fixed length welding strip in the conventional process is independent from the process of feeding the fixed length welding strip to a battery piece placing position and waiting for piece placing by a robot, so that continuous process steps of the conventional process are disconnected, and thus the time sequences are overlaid. The welding strip pulling position of the first welding strip pulling pressure head and the welding strip pulling position of the second welding strip pulling pressure head have a height difference, so that the structural interference of the time sequence overlaying position in the working process is avoided, the welding strip processing time is reduced, and the working efficiency is improved.

An electronic device including a first body having a first recess, a second body having a second recess corresponding to the first recess, and at least one dual-shaft hinge module connected to the first and the second bodies and disposed at inner sides of the first and the second bodies. The first and the second bodies rotate relatively via the dual-shaft binge module to be opened or closed. The dual-shaft hinge module has a dual protrusion structure movably accommodated in the first and the second recesses, and the dual protrusion structure moves into or out of the first and the second recesses when the first and the second bodies rotate relatively via the dual-shaft hinge module.

The invention relates to a curtain driving device and a control method thereof. The curtain driving device comprises a wheel assembly and a hook assembly, and the hook assembly is in butt joint with acurtain sliding rail and slides relative to the curtain sliding rail under driving of a roller assembly; the roller assembly is connected with a driving mechanism through a clutch mechanism, the driving mechanism is provided with an output shaft, the outer side of the output shaft is concentrically sleeved with an annular supporting frame, and the clutch mechanism is connected with the supportingframe; and the driving mechanism is started to enable the output shaft to rotate, and the clutch mechanism drives the roller assembly to rotate. By means of the mode, the curtain can be lightly pulled and started, structural interference is avoided by reasonably arranging the sensing mechanism and the sensing device, and occupied space is reduced; effective linkage of the induction mechanism andthe clutch device is achieved, and the curtain can be driven in an unimpeded mode in a manual control mode and an automatic control mode.

The invention discloses a tool change device with a vertical and horizontal conversion function and a tool change method thereof. The technical scheme of the tool change device and method is that thetool change device with the vertical and horizontal conversion function includes a hydraulic control system device; an open gear retarding mechanism is connected with a workbench by bolting; the workbench and a linear guide are connected by bolting; the linear guide and a plunger hydraulic cylinder are correspondingly and fixedly connected with the base by bolting; the plunger hydraulic cylinder and the workbench are connected through flat keys and slotted countersunk flat head screws; the front end of a crankshaft is connected with a drive open gear retarding mechanism; the tail end of the crankshaft is connected with a rotary hydraulic cylinder by bolting; the rotary hydraulic cylinder and a connecting plate are connected by bolting; mechanical arms include the first mechanical arm and the second mechanical arm; and the first and second mechanical arms present a spatial distribution of 90 degrees. The tool change device meets the needs of the current large five-axis machining center,and the tool change method has simple processes and high operability, and can fit with the tool change device to realize the tool change function and the vertical and horizontal conversion function.

The invention relates to the technical field of high-voltage switchgear and provides a high-speed grounding switch and a GIS device to solve the problem in the prior art that the installation error ofthe high-speed grounding switch causes wear and failure. The high-speed grounding switch comprises a housing, a movable contact and a rotary connecting member, wherein the rotary connecting member has a movable contact connecting end connected with the movable contact, a guiding end adaptive to a guiding structure on the housing; the movable contact connecting end of the rotary connecting memberis hinged to a slide block, the movable contact is correspondingly provided with a matching sliding slot for assembling the slide block in a guided manner, the guiding direction of the slide block issimultaneously perpendicular to the guiding direction of the movable contact and the axis of rotation of an input crank; or the movable contact connecting end of the rotary connecting member is hingedto a rotating body, the rotating body is provided with a sliding slot, the movable contact is correspondingly provided with a matching slide block in guiding fitting the sliding slot, and the guidingdirections of the matching slide block and the sliding slot are simultaneously perpendicular to the guiding direction of the movable contact and the axis of rotation of the input crank.

A deployment mechanism of a parabolic cylindrical antenna reflector with a high accommodation ratio comprises a plurality of groups of M-shaped antenna reflector deployment mechanisms (1); Each groupof M-shaped antenna reflector deployment mechanism (1) is installed on the support truss; The M-shaped antenna reflector deployment mechanism (1) is of a symmetrical structure and comprises a power source (3), a middle fixed mandrel (10) and a linkage mechanism; A sliding pair is established between the power source (3) and the intermediate fixed mandrel (10), A linkage mechanism is connected withthat central fixed mandrel (10) and the power source (3) through a rotating pair, the linkage mechanism is symmetrical about the central fixed mandrel (10), and under the driving action of the powersource (3), the power source (3) slides along the central fixed mandrel (10), thereby driving the linkage mechanism to expand in a plane. The invention solves the parabolic cylindrical surface application problem that 50m or longer size is difficult to realize in the current space mission, and provides a solution for a space large parabolic cylindrical deployable antenna.

The invention discloses an assembly bracket for a structured light 3D module. The assembly bracket comprises a first assembly frame for assembling a structured light camera, a second assembly frame for assembling a structured light projector, and a third assembly for assembling an RGB camera, wherein at least one of the first assembly frame, the second assembly frame and the third assembly frame forms an outward side opening structure. The assembly bracket occupies smaller space, is conductive to reducing the size of the structured light 3D module, realizes miniaturization and thinning, and can avoid structural interference of the assembly frames with a device of the structured light 3D module at the side opening structure.

The invention discloses a multi-cone-section deep hole measuring device and a using method thereof. According to the multi-cone-section deep hole measuring device and the using method thereof, a three-jaw expansion mechanism is adopted, a front clamping jaw and a rear clamping jaw can move in the radial direction of a deep hole part through cooperation of a front center adjusting shaft, a rear center adjusting shaft, a large conical block and a small conical block, so that the front clamping jaw and the rear clamping jaw can make contact with the inner wall of a deep and long hole, and therefore accurate positioning of the measuring device in the deep and long hole is achieved; an explosive chamber aperture measuring mechanism with a horizontally-arranged detection gauge is adopted; the bottom of a swing type measuring head is contacted with the contact of the gauge, and the radial displacement change in the measuring process can be transmitted to the contact of the horizontally placedprobe gauge in a certain proportional relation, so that a precise measuring element with a larger structural size can be used in a narrow deep hole space, and the structural interference is avoided;the design that a measuring unit is independent of the whole measuring device is adopted, and the precision guarantee of axial movement of the measuring unit is achieved.

The invention provides a boom frame system and an operation vehicle. The boom frame system comprises a rotary table and boom frames, wherein the boom frames comprise a first boom frame assembly and asecond boom frame assembly, the first boom frame assembly is hinged to the rotary table, and the second boom frame assembly is located on one side of the first boom frame assembly; and a hinge axis ofthe first boom frame assembly and the rotary table form a preset included angle with the horizontal plane, and the hinge axis is inclined upwards from one side of the first boom frame assembly to oneside of the second boom frame assembly. According to the system, only an installation mode of the first boom frame assembly relative to the rotary table is changed, so that the problem of unbalance loading, torque or side bending moment caused by gravity center offset of the boom frame can be solved, great structural improvement is not needed for the boom frame, and excessive other structures need not be added.

The invention discloses a threading device and automatic threading equipment. The threading device and the automatic threading equipment are installed on an embroidery machine; the embroidery machine comprises a rack, a certain number of machine heads and thread shafts arranged on the rack, and sewing threads between the machine heads and the thread shafts; a translation and swing mechanism is installed on the rack; the tail end of the translation and swing mechanism is connected with an installation and protection assembly; the installation and protection assembly comprises a shell and an installation bottom plate; the threading device is installed on the installation and protection assembly; the translation and swing mechanism is used for driving the threading device to move to the position of the machine head where threading is to be conducted and to be close to the machine head; and the threading device comprises a thread pulling mechanism, a thread leading and feeding mechanism, a calibration robot mechanism and a thread hooking mechanism on the calibration robot mechanism. The threading equipment moves to the machine head where threads are broken for threading after the threads of the embroidery machine and other textile equipment are broken, automatic threading is achieved, the efficiency of the textile equipment is improved, the labor cost is reduced, the mechanism can be directly and additionally installed on the existing embroidery machine, the interference with an existing structure is avoided, and the modification cost is low.

The invention discloses automatic shrimp shell drying equipment. The equipment comprises a conveying belt used for bearing and conveying trays, a drying box, a stop lever, a pushing plate and a pushing-out plate; the drying box is arranged on one side of the conveying belt, a drying cavity is formed in the drying box, a bearing plate used for bearing the trays is arranged in the drying cavity, an inlet allowing the trays to enter is formed in the front side of the drying cavity, and a drying structure is arranged at the top of the drying cavity and used for drying shrimp shells in the trays; the stop lever is located above the conveying belt and is connected with a lifting driving mechanism capable of driving the stop lever to rise and fall; the pushing plate is connected with a pushing-in driving mechanism for driving the pushing plate to move towards the inlet; and the pushing-out plate is connected with a pushing-out driving mechanism which drives the pushing-out plate to move towards the inlet so as to push the trays staying on the bearing plate back to the conveying belt. Full-process automatic processing is achieved, manual auxiliary operation is not needed, the efficiency is improved, and the labor cost is reduced.

The invention belongs to the technical field of cooling, and specifically relates to a large-power charging and cooling device with high energy efficiency ratio and high cooling efficiency. The large-power charging and cooling device with high energy efficiency ratio and high cooling efficiency includes a steam compression-type refrigerating system and two cooling circuits, wherein a fan is arranged at one side of a condenser of the steam compression-type refrigerating system; an evaporator of the steam compression-type refrigerating system is a three-medium plate type heat exchanger; one cooling stroke and two heating strokes are arranged in the three-medium plate type heat exchanger; the cooling stroke is arranged in the cooling circuits of the steam compression-type refrigerating system; each heating stroke is correspondingly arranged in each cooling circuit one to one; each cooling circuit is provided with a finned tube radiator and a pump body; and each finned tube radiator is clamped between the fan and the condenser. The large-power charging and cooling device with high energy efficiency ratio and high cooling efficiency has the advantages that: cooling and cooling, each finned tube radiator and the condenser are cooled step by step by the air cooling technology while performing compression cooling, thus improving the cooling energy efficiency ratio, reducing the energyconsumption, improving the cooling rate of each liquid cooling terminal, being high in the cooling efficiency, and having no start-up preparation time.

The invention discloses an electric arc adding and milling device belonging to the technical field of electric arc adding. The electric arc adding and milling device comprises an electric arc adding unit and a milling unit, wherein the milling unit comprises a milling head; the milling unit is connected with the electric arc adding unit; and the electric arc adding unit comprises a welding gun, a supporting plate, a slide block, a fixing groove, a fixing plate, a stepping motor and a lead screw, wherein one end of the welding gun is fixed together with the slide block, the other end of the welding gun passes through a through hole of the supporting plate, both the supporting plate and the fixing plate are fixed together with the stepping motor, the fixing groove is fixed together with the fixing plate, an output shaft of the stepping motor is connected with the lead screw, and the lead screw passes through a threaded through hole formed in the slide block. The electric arc adding and milling device can be used for realizing additive manufacturing and cutting at one step, so that workpieces are more precisely machined, and the using requirement is met.