79results about How to "Guaranteed smooth sliding" patented technology

The invention provides an adjustable keel hanging structure of an assembly type suspended ceiling. The adjustable keel hanging structure comprises a hanging device, a hanging piece and a keel, the hanging device comprises a threaded sleeve, a screw, an extension nut and a bolt, the threaded sleeve is fixedly installed on the top face of a building, the screw is connected to the threaded sleeve through threads, and the bolt is arranged on a top plate of the hanging piece in a penetrating manner; and the bolt is fixedly installed on the top plate through the locking nut, one end of the extensionnut is connected to the lower portion of the screw, the other end of the extension nut is connected with a rod body of the bolt, and the keel is hung below the hanging piece. According to the adjustable keel hanging structure of the assembly type suspended ceiling, the hanging height of the keel can be adjusted in a two-stage manner, the adjusting effect is fully guaranteed, and the flatness of the final finished surface of the suspended ceiling is guaranteed.

The invention discloses a heat-not-burn electronic cigarette appliance with smoke cartridges capable of automatically popping up. The heat-not-burn electronic cigarette appliance comprises a body, a heating chamber which is arranged in the body and is used for accommodating and heating the smoke cartridge, a battery used for providing heating electric energy for the heating chamber, and an integrated circuit board which is used for integrally controlling a heating circuit. A heating base is fixedly arranged on a bottom side in the heating chamber, a heating part is detachably arranged on the heating base and is used for allowing the smoke cartridge to be inserted and fixed and heating the smoke cartridge, and an attraction part which generates a magnetic field and generates magnetic forcewhen being powered on is arranged at the top of the heating chamber, the heat-not-burn electronic cigarette appliance also comprises a pop-up piece which is arranged on the heating base in a sliding and sleeving mode and used for rapidly moving upwards under the magnetic force of the attraction part and driving the smoke cartridge to pop up, a cover cap which is arranged at an outer end of the heating chamber in a sleeving mode and used for limiting the pop-up piece, and a boosting module which is used for increasing the voltage of the battery to enhance the magnetic force of the attraction piece to the pop-up piece. The smoke cartridge does not need to be manually pulled and inserted or moved out through the control of a supporting cap, and the problems of abrasion, abnormal sound and thelike of smoking set accessories are effectively avoided.

The invention discloses a jacking mechanism between steel-structure floor frames. The jacking mechanism comprises a base, a crossed support leg set and a hoisting platform. A first guide rail and a second guide rail are arranged on the base, and a support leg guide rail is arranged on the bottom face of the hoisting platform. The jacking mechanism further comprises a first clamping-joint part and a second clamping-joint part which are both connected with the second guide rail in a sliding mode. A two-way linear motor is mounted on the base, the first output end of the two-way linear motor is in transmission connection with the first clamping-joint part, and the second output end of the two-way linear motor is in transmission connection with the second clamping-joint part. The two clamping-joint parts get close to or away from each other under the action of the two-way linear motor, and the two clamping-joint parts are clamped on a frame cross beam when located in limit far positions. Accordingly, the jacking mechanism can achieve lifting between cross beams, construction efficiency is improved, and jacking reliability and stability are guaranteed.

The invention discloses a retractable belt machine. A retractable rack is slidingly connected to a machine base, a retractable driving mechanism is installed on the machine base and drives a sliding rack so that the sliding rack can extend and retract in the transmission direction of a conveying belt, and the conveying belt is in tensioning to the machine base and the retractable rack at the sametime. A belt driving mechanism drives the conveying belt to move; when a firefighting door needs to be closed, the retractable rack retracts to provide the position for the firefighting door, the speed of linear movement is high, the movement journey is short, and evacuation can be completely in time, so that the firefighting door falls down; since the conveying belt is in a tensioning state, theconveying belt cannot be damaged.

An energy-saving material stacking and carrying device is disclosed. A base is arranged at the bottom of the device body, A carrier tank is mounted on the top of the base, A tank door is mounted on the front side of the tank, the outer side of the carrier tank is provided with a housing, At both end of that top end of the housing are mount electric pushrods, A placement chamber is mounted on the inner side of the housing, a receiving groove is provided inside the placing chamber, A moving plate is mounted on the top end of the receiving groove, a first suction cup is mounted on the bottom endof the moving plate, both ends of the moving plate are provided with convex plates, a fixing plate is mounted on the bottom end of the receiving groove, A cushion is mounted on the top end of the fixing plate, Support rods are mounted on both sides of one end of the base, the top end of the strut is hinged with a folding handle, The bottom of the base is provided with a shock-absorbing caster wheel, and the top of the moving plate is provided with a plurality of expansion springs, which are flexible in expansion and contraction, convenient for moving the moving plate, and convenient for free adjustment of the space of the accommodating groove to install energy-saving glass with different thicknesses, thus widening the applicable range of the device body and improving its practicability.

The invention discloses a semi-automatic welding fixture for sheet welding. The semi-automatic welding fixture for sheet welding comprises a fixture frame body, wherein a lead screw and a slide rail parallel to the axis of the lead screw are arranged at the top of the fixture frame body, a nut slide block is in threaded connection to the lead screw, the end part of the nut slide block is arranged on the slide rail in a sleeving manner, and the nut slide block is driven through the lead screw to slide along the slide rail; and a welding gun clamping device used for fixing a welding gun is installed on the nut slide block. The semi-automatic welding fixture for sheet welding is light in weight, capable of being adsorbed onto a weldment, and applicable to semi-automatic welding for a straight welding joint; the fixture is capable of conveniently moving and is moved after one section is welded, and then the next section is welded, so that the long and straight welding joint can be welded; the height and the angle of the welding gun can be randomly adjusted; and a welding tractor is simulated to complete welding in combination with a wire feeding mechanism.

The invention provides a drawer assembly as well as a domestic appliance and a base thereof. Specifically, the drawer assembly comprises a drawer, a drawer chamber, guide rails and at least one supporting piece, wherein the drawer chamber is configured into a containing drawer; the inner wall face of the drawer chamber comprises two side wall faces, and the two side wall faces are opposite to eachother and are not parallel to each other; the two guide rails are respectively arranged on the two side wall faces, and the drawer is connected with the guide rails arranged on the two side wall faces; the supporting piece is arranged between at least one of the two side wall faces and the guide rail arranged on the side wall face; the supporting pieces are configured into supporting guide rails,so that the guide rail arranged on one of the two side wall faces tends to be parallel to the guide rail arranged on the other side wall face. According to the drawer assembly in the scheme, the guide rails arranged at the two sides of the drawer can be installed on the two non-parallel side wall faces in parallel without being restricted by the parallelism between the side wall faces, so that the parallelism between the guide rails at the two sides of the drawer is improved, the drawer is smoother, and the slidable stroke of the drawer is maximized; furthermore, the abrasion of the guide rails is reduced, and the product quality is improved.

The invention provides a retractable unmanned aerial vehicle which comprises a main chamber, wherein the left and right sides of the main chamber are respectively provided with a shield; a motor blade mechanism is in sliding connection in each shield respectively through a retractable first slide rail mechanism; each motor blade mechanism is in sliding connection with the main chamber through a retractable second slide rail mechanism; each motor blade mechanism is contained in the space composed of the shields and the main chamber when the first slide rail mechanism and the second slide rail mechanism are in a contraction state; and the main chamber is arranged in two shields. The retractable unmanned aerial vehicle provided by the invention can realize maximum volume reduction and comprehensive protection of blades within the non-working time of the unmanned aerial vehicle, so as to facilitate storage and transport and provide higher safety.

The invention provides a medical platform device with an adjustable inclination speed and an adjusting method of the medical platform device. The device comprises a bearing support body (6), a bearing platform (9) pivotally connected with the bearing support body (6), an adjusting table (8) located below the bearing platform (9) and pivotally connected with the bearing support body (6) and a drive gear (7) which is located below the adjusting table (8) and meshed with an adjusting gear part section (81) fixedly arranged on the lower side of the adjusting table (8), wherein the drive gear (7) is driven by a drive motor (77); the drive motor (77) is fixedly connected with the bearing support body (6) through a support (76); an electronic control device (14) is arranged on the casing of the drive motor (77), electrically connected with the drive motor (77) and used for controlling the rotating speed of the drive motor (77) so as to adjust the rotating speed of the drive gear (7) as required.

The invention provides numerical control drilling, tapping and milling integrated machining equipment with a central through hole for water outlet, and the equipment is simple in structure and convenient to operate and has a counterweight function. The equipment comprises a rack, wherein an operating table for placing workpieces is arranged on the rack, a water outlet main shaft is arranged on therack in a sliding manner in the Z direction, a main shaft motor for driving the main shaft to rotate is arranged on the rack, and a counterweight block is also arranged on the rack in a sliding manner in the Z direction; the counterweight block is in reverse linkage with the water outlet main shaft; the rack comprises a base and a transverse frame is arranged on the base in a sliding mode in theY direction; the operation table is arranged on the transverse frame in a sliding mode in the X direction; a first driving device used for driving the transverse frame to slide is arranged between thebase and the transverse frame; and a third driving device used for driving the operation table to slide is arranged between the transverse frame and the operation table.

The invention discloses a variable track massage shower nozzle which comprises a fixing unit and an impeller, wherein the fixing unit comprises a water inlet channel and a noncircular annular cavity;a plurality of inclined water holes are arranged between the water inlet channel and the annular cavity; the annular cavity is provided with a plurality of water outlet holes; the impeller is connected in the annular cavity in a sliding mode; water entering the annular cavity through the inclined water holes acts on the impeller to drive the impeller to slide relative to the annular cavity, and the impeller closes the corresponding water outlet hole in the sliding process, so that noncircular track of massage water is jetted from the shower nozzle along with the variable track of the impellerin the annular cavity, such as elliptic, heart-shaped or flower-shaped track of massage water.

An assembled type telescopic curtain supporting rod is formed by one or two telescopic curtain supporting rod sets and three curtain supporting rod fixing frames, and is characterized in that each telescopic curtain supporting rod set is formed by two telescopic curtain supporting rod bodies, and the telescopic curtain supporting rod bodies of each telescopic curtain supporting rod set are oppositely symmetric with a butt-joint piece with buckled ends as the center; each telescopic curtain supporting rod body is formed by assembling a main rod, an inner rod, an upper attachment rod, one butt-joint piece and a decoration end, wherein the inner rod, the upper attachment rod, the butt-joint piece and the decoration end are matched with the main rod; or each telescopic curtain supporting rod body is formed by assembling a clean inner wall main rod, a groove inner rod, a convex rail upper attachment rod, one butt-joint piece and a decoration end, wherein the groove inner rod, the convex rail upper attachment rod, the butt-joint piece and the decoration end are matched with the clean inner wall main rod. The three curtain supporting rod fixing frames serve as supporting points, the distance between the supporting points at two ends can be adjusted according to actual installation requirements, and the lengths of the telescopic curtain supporting rod bodies fixed among the supporting points can be adjusted at will. The assembled type telescopic curtain supporting rod has the advantages that the lengths of the telescopic curtain supporting rod bodies can be adjusted at will within a set range in use, so that the telescopic curtain supporting rod is quite convenient to carry and construct; it is guaranteed that hanging rings on curtains can slide smoothly; bearing capacity and breaking strength of the telescopic curtain supporting rod can be guaranteed.

The invention relates to a noise-reduction medical platform device with balls and an adjusting method thereof. The device comprises a supporting frame (6), a bearing platform (9) in pivot connection with the supporting frame (6), an adjusting table (8) and a driving gear (7), wherein the adjusting table (8) is located under the bearing platform (9) and is in pivot connection with the supporting frame (6), and the driving gear (7) is located under the adjusting table (8) and meshed with an adjusting gear section (81) fixedly arranged at the lower side of the adjusting table (8). The driving gear (7) is driven by a driving motor (77), the driving motor (77) is fixedly connected with the supporting frame (6) through a support (76), the periphery of the driving motor (77) is coated with a metal soundproof box (13), and the metal soundproof box (13) is used for reducing noise generated during operation of the driving motor (77) and plays a role in cooling.

The invention discloses a welding seam welding device used by being based on a wind energy motor unit protection shell, and belongs to the technical field of wind-driven generator shell welding. The welding seam welding device used by being based on the wind energy motor unit protection shell comprises a welding joint, a three-claw chuck, a base, a support and a mounting seat, wherein the supportand the mounting seat are in sliding connection to the base. A worm wheel engaged with a worm is connected to a first rotating shaft. Cooperating clamping mechanisms are arranged on the first rotatingshaft and a second rotating shaft. A first gear is connected to the second rotating shaft. A rotating table is rotationally connected to the top of the mounting seat, and a second gear is arranged inthe rotating table. A work head is in sliding connection to a drive disc, a first spring abuts against the work head, telescopic rods are in sliding connection in the work head, a ball is connected to each telescopic rod, the welding joint is in sliding connection in the work head, an adjusting plate is arranged between the telescopic rods and the welding joint, and an adjusting mechanism is in sliding connection in the work head. According to the welding seam welding device, the welding path is simulated through the work head, the welding distance is controlled through the adjusting plate, and it is guaranteed that the quality of welding seams is identical.

The invention relates to an outdoor garbage can capable of achieving thorough pouring of household garbage, and belongs to the field of environmentally protective facilities. The outdoor garbage can is composed of a garbage can cover, a push-pull device and a garbage can base, the push-pull device is provided with structures such as a stopping belt, sliding rods, an object carrying table and a rubber brush, the stopping belt is made of stretchable materials, sliding wheels are installed on the two sides of each sliding rod, the sliding rods can be installed in a fixed groove sliding way a anda fixed groove sliding way b of the garbage can base, the garbage can base is composed of structures such as the fixed groove sliding way a, a fixed sliding way a and a damping device, and the fixed groove sliding way a and the fixed sliding way a are made of smooth materials. When the outdoor garbage can is loaded on a garbage pouring vehicle, the stopping belt of the push-pull device blocks a garbage can opening, an object carrying table and the household garbage can be driven under the gravity effect of the household garbage to slide out together, the garbage can be poured thoroughly, and the garbage scattering condition caused by unthorough pouring in the garbage can loading and unloading process is avoided.

The invention relates to an engine gas intake mechanism, in particular to a variable valve lift mechanism, and also relates to an adjusting mechanism of the variable valve lift mechanism. The adjusting mechanism of the variable valve lift mechanism is arranged between a cam mechanism and a valve mechanism of the variable valve lift mechanism; the adjusting mechanism of the variable valve lift mechanism comprises a main body, a driving mechanism and an external-force bearing part, wherein the main body is driven by the driving mechanism to move, so that the contact between the main body and the valve mechanism is changed and the contact between a first force applying part or a second force applying part and the valve mechanism is changed; therefore, the valve lift is changed, the structure is simple, less parts are needed and the height of an engine cannot be obviously increased.

The invention relates to an internet of things based intelligent steel dam gate with a stable structure. The internet of things based intelligent steel dam gate comprises a cleaning mechanism, two gate walls and a plurality of blocking mechanisms, wherein each blocking mechanism comprises a sleeve ring, a gate leaf, a supporting assembly, a supporting rod, a hinge assembly, a first motor and two connecting assemblies; each connecting assembly comprises a first drive shaft, a sleeve, a vertical rod and a plurality of connecting blocks; each supporting assembly comprises a hydraulic pump, a hydraulic cylinder, a first piston, a balance rod and two balance units; and the cleaning mechanism comprises a top plate, a translation plate, two support columns, a plurality of translation assemblies and a plurality of telescopic assemblies. According to the internet of things based intelligent steel dam gate with the stable structure, the connecting blocks in each blocking mechanism are away fromeach hinge assembly, so that the connecting blocks on two gate leaves are in butt joint, connection between the two gate leaves is reinforced, and the two sides of each door leaf are prevented from being stressed to deform, and therefore the gate is more stable; and moreover, sludge in a slide path is cleared by the cleaning mechanism, so that smooth sliding of slide blocks is guaranteed, and practicability of the device is improved.

The invention provides a medical platform device accurate in positioning and an adjustment method thereof.The device comprises a bearing frame body (6), a bearing platform (9) connected with the bearing frame body (6) in a pivoted mode, an adjustment table (8) located below the bearing platform (9) and also connected with the bearing frame body (6) in a pivoted mode, and a drive gear (7) located below the adjustment table (8) and meshed with an adjustment gear section (81) fixedly arranged on the lower side of the adjustment table (8).The drive gear (7) is driven by a drive motor (77) fixedly connected with the bearing frame body (6) through a support (76).Elastic telescopic connection blocks (82) are symmetrically arranged on the left side and the right side of the adjustment table (8).Each elastic telescopic connection block (82) is installed in a stretch-out and draw-back hole of the adjustment table (8) in a telescopic mode with the help of an elastic bearing part (83) at the lower end of the elastic telescopic connection block.

The invention provides a medical platform device which can incline by angles and an adjustment method of the medical platform device. The medical platform device comprises a bearing frame body (6), a bearing platform (9) connected with the bearing frame body (6) in a pivoted mode, an adjustment table (8) located below the bearing platform (9) and also connected with the bearing frame body (6) in a pivoted mode, and a drive gear (7) located below the adjustment table (8) and meshed with an adjustment gear section (81) fixedly arranged on the lower side of the adjustment table (8). The drive gear (7) is driven by a drive motor (77) which is fixedly connected with the bearing frame body (6) through a support (76). Cooling fins (10) are longitudinally arranged on the shell surface of the drive motor (77) and used for absorbing and dissipating heat generated when the drive motor (77) runs, and therefore the cooling area of the drive motor (77) is enlarged, and the cooling efficiency of the drive motor (77) is increased.