88results about How to "Won't flip" patented technology

The invention can let magnetic suspended body to suspend above the foundation and rotate horizontally. It includes a magnetic foundation and a suspended permanently magnetic body whose gravitational energy can balance the magnetic repulsion between the foundation and the suspended magnetic body to make it suspend at a preset reference position above the foundation. The foundation includes: a permanently magnetic ring or multi permanent magnets arranged into a ring, which are horizontally located in the foundation and has opposite polarity on its upper surface to the one on the bottom of suspended magnetic body; and a controller located in the foundation for use in maintaining the suspended magnetic body in the preset reference position. The invention can be used in toy.

This invention provides an anti-magnetic levitation device with vertical moving control structure, whose suspension can suspend on the level suspension and rotate around a vertical axis and won't roll over, and this invention only needs to control the suspension's vertical displacement without controlling its parallel displacement. And this device includes magnetic foundation and suspension. And the suspension includes a suspending permanent magnet whose section type is T type or reverse triangle. The foundation includes large ring-type permanent-magnet and small ring-type permanent-magnet, under suspension state, the upper ring surface of the large ring-type permanent-magnet's magnetism is reverse to the down of that, and small ring-type permanent-magnet has the same axis with the large ring-type permanent-magnet, and their upper surface' magnetism is reverse. The foundation also includes suspension vertical moving control structure. This invention can be applied broadly in many fields, such as toy, gift, and advertisement and so on.

The invention provides a solar cell series welding system. The solar cell series welding system comprises a flat welding strip feeding device, a solar cell feeding device, a special-shaped welding strip feeding device, a welding platform and a heating device. The special-shaped welding strip feeding device comprises a first moving module and tongs installed on the first moving module. The tongs comprise grabbing pieces with first positioning grooves and first pressing pins. The welding platform comprises a body with second positioning grooves and first adsorption air holes. After special-shaped welding strips are put into the first positioning grooves of the tongs, the first pressing pins press the special-shaped welding strips, the first moving module drives the tongs to move and carry the special-shaped welding strips to the second positioning grooves of the body, and second adsorption air holes in the bottoms of the second positioning grooves adsorb the special-shaped welding strips. Solar cells are carried to the body and are adsorbed by the first adsorption air holes, and the special-shaped welding strips are aligned to interconnected electrodes on one faces of the solar cells. Flat welding strips are carried to the solar cells and are aligned to interconnected electrodes on the other faces of the solar cells.

The invention discloses a single-wheel cycled multi-car elevator comprises cars, a driving mechanism and car positioning rails, wherein each car is provided with a car wheel; the car wheels are arranged inside car wheel positioning rails; each car wheel positioning rail comprises car wheel positioning rail vertical sections and car wheel positioning rail curved passage sections; each car is connected with the driving mechanism through a rotary disk and a connecting shaft; and each car positioning rail comprises car positioning rail vertical sections and car positioning rail curved passage sections. According to the single-wheel cycled multi-car elevator, the driving mechanism drives the cars to move along the car positioning rails, while the car wheels always run along the car wheel positioning rails so as to ensure that the cars cannot turn over during the running process; and the rails are continuous, so that the cycle of the cars is relatively simple. A plurality of cars can exist inside the car positioning rails simultaneously, so that the well space utilization rate of the elevator is improved, the elevator waiting time is shortened, the transport capacity is increased, and the single-wheel cycled multi-car elevator is particularly suitable for being used in high-rise buildings.

The invention discloses a bearing feeding device and an automatic feeding method. The bearing feeding device comprises a rack, a storage assembly and a feeding disc, wherein a positioning seat is arranged on the rack, and a first through hole is formed in the positioning seat; the storage assembly comprises a storage barrel, a penetrating rod and a first bolt, the storage barrel is arranged on thepositioning seat, the side wall of the storage barrel is provided with an opening groove, and the first bolt is inserted into the lower end of the penetrating rod in the radial direction of the penetrating rod; and the feeding disc is rotationally connected with the rack, and the feeding disc is provided with a trough. By using the bearing feeding device, the penetrating rod penetrates through abearing string, the first bolt is inserted into the lower end of the penetrating rod, then the bearing string and the penetrating rod are put into the storage barrel together, the first bolt is pulleddown, the feeding disc is rotated clockwise so that the front end of the trough can be located below the first through hole, one bearing at the lowest end in the storage barrel can fall into the front end of the trough, and the feeding disc is rotated anticlockwise so that the bearing can be sent to a bearing press mounting position, so that automatic feeding is achieved, and working efficiency is improved.

The invention discloses a sewage filtration device convenient to mount and clear. The device comprises a first mounting rack, filter nets, a first mounting rod, a splicing groove, first mounting rotating shafts and fixing plates, wherein the filter nets are mounted at the upper part and the lower part of the first mounting rack, the splicing groove is formed in one side of the first mounting rod,and each fixing plate is welded on one side of each of the first mounting rotating shaft. The sewage filtration device is scientific and reasonable in structure and safe and convenient to use; a grating and the filter nets are arranged, large-size solid wastes in sewage are cleared by the grating, part of small-size solid wastes in the sewage are cleared by the filter nets, and following sewage treatment is facilitated; second mounting rotating shafts and a power rotating shaft are arranged, the second mounting rotating shafts and the first mounting rack can be effectively driven to rotate through the power rotating shaft, one filter net with excessive solid wastes attached to the surfaces is rotated to the upper part, clearing of the solid wastes is facilitated, and besides, the other filter net can continuously have a function of filtering the small-size solid wastes.

The invention discloses a mechanical positioning device for corner connecting pipe welding. The mechanical positioning device comprises a supporting bottom plate and rotating clamping bases which areconnected with the upper end of the supporting bottom plate in a sliding fit mode, a main body of the supporting bottom plate is of a square plate-shaped structure, sliding grooves in a dovetail groove structure are uniformly distributed on the upper end surface of the supporting bottom plate, the rotating clamping bases are arranged in the sliding grooves in a sliding fit mode, and sliding baseswhich are matched with the sliding grooves and are in a plate-shaped structure are arranged at the lower ends of the rotating clamping bases. According to the device, pressing plates are used for pressing pipelines into V-shaped grooves in clamping bases through nuts which are screwed on locking guide rods, so that the pipelines cannot be turned over in the welding process; and the positions of the rotating clamping bases at the upper end of the supporting bottom plate is adjusted, supporting distance of the welding pipeline is adjusted, relative rotation angles of lower rotating discs and theupper rotating discs are further adjusted, the positioning angles of the welding pipeline are adjusted, so that the device can be used for pipeline welding and positioning of various size specifications, the application range of the positioning device is greatly enlarged, and the production cost is saved.

The invention discloses a steel unloading system suitable for bars and section steel, and mainly aims to solve the problem that steel unloading of bars and section steel cannot be implemented simultaneously in the prior art. The steel unloading system comprises a stepping steel unloading device, an auxiliary steel unloading device and a conveying device, wherein the stepping steel unloading device comprises a movable rack, a static rack and a rack driving device; the auxiliary steel unloading device comprises an auxiliary steel unloading baffle plate, a first driving device and a first transmission device; the first driving device is used for controlling the auxiliary steel unloading baffle plate to be positioned at a higher position or a lower position through the first transmission device; the conveying device comprises a conveying chain and a chain driving device. The shapes of recesses of the movable and static racks are improved, so that the section steel is conveyed more stably without being overturned. Therefore, the steel unloading system can be suitable for steel unloading of the bars and the section steel.

The invention provides a clinical anti-infection isolation device and an operation method. The device comprises an isolation room, an air duct, a filter box, a bottom plate, universal wheels, a sliding rail, an observation window and a bed body, wherein an air inlet is formed in the top of the isolation room; three air outlets are formed in the lower part of a side sealing plate on the left side of the isolation room; the outer sides of the air outlets are hermetically connected with the air duct; the air duct is provided with air ports; the air outlets correspond to the air ports; a fresh airport is formed in the air duct; the upper part of the air duct is hermetically connected with an elbow; the elbow is hermetically connected with a fan; the fan is hermetically connected with the filter box; the filter box is provided with four notches; the notch close to one side of the fan is hermetically connected with a primary filter; the notch below the primary filter is hermetically connected with a medium-efficiency filter; the notch below the medium-efficiency filter is hermetically connected with a high-efficiency filter; the notch below the high-efficiency filter is connected with alamp holder; and the lamp holder is fixedly connected with an ultraviolet lamp.

The invention discloses a traffic sign rod. The traffic sign rod comprises a stand column, a cross beam and signboards. A sliding groove is formed in the side of the stand column, and a lead screw transmission mechanism is installed in the sliding groove. An inclined support is hinged to the output end of the lead screw transmission mechanism. The top end of the inclined support is hinged to the bottom of the middle section of the cross beam. A main beam, a telescopic beam and a rotating beam are arranged on the cross beam from right to left. The telescopic beam is connected to the left side of the main beam in a sleeving mode. The rotating beam is connected to the telescopic beam in a sleeving mode. An I-shaped connecting piece is fixed to the outer side of the left end of the rotating beam, the signboards are fixed to the front and back of the I-shaped connecting piece separately, a rubber block is arranged under the I-shaped connecting piece, springs are arranged on both sides of the front side of the rubber block, and the outer sides of the springs are fixedly connected with the inner sides of the signboards. According to the traffic sign rod, the cross beam is three-section design, and the telescopic beam can realize automatic extending and contraction and adjust the extension length according to the actual demand to ensure that a driver can see clearly; the signboards matched with the rotating beam can prevent the signboards from being collided and deformed to a certain extent; the main beam can be lowered or raised under the action of the lead screw transmission mechanism, and the safety of maintenance personnel is ensured.

The invention discloses a door lock. The door lock includes a cam rotatably arranged on a lock base, a door hook, a first elastic piece and at least two limiting assemblies. A protrusive pulling partis arranged on the cam, the door hook stretches into a through hole and drives the cam to clockwise rotate in order to drive the pulling part to abut against a door lock structure under a locking state or retracts from the through hole in order to remove the limitation of the cam under an unlocking state; the limiting assemblies are retractably arranged at the through hole in the lock base and apply an abutting force for limiting the clockwise rotation of the cam under the unlocking state. According to the door lock structure, when the door hook stretches into the through hole before switchingof the locking state, all the limiting assemblies slide to remove the abutting force performed on the cam under the action of a pulling force of the door lock at the same time. When a screwdriver andother sharp objects are inserted into the through hole, the cam can be unlocked from only one limiting assembly but is still abutted against by the other limiting assemblies and cannot clockwise turnover to switch to the locking state.

The invention belongs to the field of button sewing machines, in particular to a novel automatic feeding apparatus for a button sewing machine. The apparatus comprises a frame, a feeding seat, a material loading track, a driving seat pushing mechanism and a lifting cylinder. The driving seat pushing mechanism drives the feeding seat to perform reciprocating motion. A positioning part is installedon the feeding seat. A positioning groove is formed in the positioning part. A workpiece anti-flying press strip is arranged in the positioning groove of the positioning part. A feeding gap is arranged in the positioning groove. The side surface of the feeding gap is equipped with a workpiece side buckle-clamping mechanism. The lifting cylinder is mounted below the positioning part. A position rodof the lifting cylinder corresponds to the center of the positioning groove. The novel automatic feeding apparatus for the button sewing machine has the following advantages: the apparatus is simplein structure and stable in feeding operation and can suitable for all kinds of differently-sized buttons; and the apparatus is also convenient to adjust.

The invention discloses a rotary wheel type automobile stamping part conveying device. The device comprises vertical frames, and each vertical frame is formed by fixedly connecting at least two vertical rods with at least two transverse rods. The vertical frames are opposite to each other in parallel, and the two vertical frames are detachably connected together by means of at least two connectingrods. Bearing blocks are fixedly connected to the two vertical frames, and rotating shafts which are rotationally connected with the bearing blocks are fixedly connected with two rotating discs. Fourgroups of stamping part storage components are fixedly connected between the two rotating discs, and the four groups of stamping part storage components are uniformly distributed on the rotating discs. The conveying device is reasonable in structure, large in space utilization rate and capable of storing more automobile stamping parts at a time, the frequency of back-and-forth transportation is reduced, the transportation time is saved, and the labor cost is reduced.

The invention provides a continuous casting machine, and belongs to metallurgical equipment. The continuous casting machine comprises a machine head frame, a machine body frame, a machine tail frame, a die, machine head transmission chain wheels, a machine head transmission main shaft, a machine tail transmission chain wheel, a machine tail transmission shaft, a motor, a speed reducer, a transmission chain, cooling devices, a die releasing agent spraying device, a die releasing device and a casting port, wherein the machine head frame, the machine body frame and the machine tail frame are all of rectangular steel frame structures and are sequentially integrally fixedly connected; bearing blocks which are assembled to the machine head transmission main shaft are mounted at two sides of the machine head frame; the machine head transmission chain wheels are mounted at two ends of the machine head transmission main shaft. The continuous casting machine is simple in structure; all components can be independently dismounted and replaced, so that the convenience of maintenance is ensued, a plurality of problems caused by manual breaking can be completely solved, and as a result, huge economic benefits can be brought to metallurgical enterprises.

The invention relates to an implantation instrument for preventing regurgitation jet and a delivery system thereof, wherein the implantation instrument comprises a distracting mechanism, a core element and a closure assisting element, wherein the distracting mechanism is connected with the core element; the distal end of the closure assisting element is connected with the distracting mechanism; and the closure assisting element is flexible, in a free state, the distracting mechanism is partially or wholly positioned in the atrium of a patient, or the distracting mechanism is fully positioned in the autologous compartment valve ring of the patient. The closure assisting element is partially arranged between the autologous valve leaflets of the patient, and the proximal end of the closure assisting element is provided with a limit element. The distal end of the limit element is connected to the closure assisting element, the proximal end of the limit element is connected to the core element or fixed to the heart tissue of the patient, and the closure assisting element can partially attach to the core element as the autologous valve is closed. At least one end of the core element is fixed to the heart tissue of the patient. The instrument has the advantages of accurate positioning, convenient operation, firm anchoring, less long-term thrombus formation, and less adhesion to the original tissue and is capable of coping with various degrees and positions of pathological changes.

The invention discloses a chess board with a chess box, which comprises a lower cover and an upper cover. Chessboards are printed on the inner surfaces of the lower cover and the upper cover; the chess box which is used for placing chessmen is arranged in the lower cover; an intermediate connecting plate is arranged between the lower cover and the upper cover which are movably connected with each other through connecting shafts at the two ends of the intermediate connecting plate; and a locking mechanism is arranged on the intermediate connecting plate. The chess board has the advantages of simple structure and convenient storage, carrying and use, and is mainly used as a Chinese chess board. The chess board can also be used as the chess board of chess games such as international chess, the game of Go, military chess, or Chinese checker and the like.

The invention discloses a preparation method of a degradable straw raw material PLA (polylactic acid), which comprises the following steps: feeding: sequentially pouring raw materials to the surface of a raw material stacking plate, pressing the raw material stacking plate downwards by the weight of the raw materials, descending an oval sliding block and a shading baffle along with the raw material stacking plate, and stopping feeding when light emitted by a laser lamp penetrates through a light hole to be displayed; and overturning and material pouring: after all the raw materials are added, enabling the oval sliding block to move downwards into a circular through groove, rotating the raw material stacking plate and the oval sliding block at the same time, and pouring the raw materials on the surface of the raw material stacking plate into a feeding hopper. Raw materials and auxiliaries which need to be added are sequentially placed on the raw material stacking plate, the raw material stacking plate can be pressed downwards by the weight of the raw materials, so that an extrusion spring is compressed, the oval sliding block slides downwards along a sliding groove all the time, the oval sliding block is clamped in the sliding groove, a rotating shaft is limited and cannot rotate, and therefore, the raw material stacking plate cannot turn over.

The invention discloses a directional corn seeding machine. The directional corn seeding machine comprises a seeding machine frame; a cache material hopper for containing the corn granules is installed on the seeding machine frame; a granule positioning mechanism is installed on the seeding machine frame; the granule positioning mechanism comprises a first material inlet end and a first material outlet end, wherein the first material inlet end is corresponding to the material outlet of the cache material hopper so as to receive the corn granules discharged from the cache material hopper; the corn granules are positioned in the predetermined direction by the first material inlet end and then conveyed to the first material outlet end; a seed arranging mechanism is installed on the seeding machine frame; the seed arranging mechanism comprises a second material inlet end and a second material outlet end, wherein the second material inlet end is corresponding to the first material outlet end so as to receive the corn granules discharged from the first material outlet end; the corn granules are arranged in the predetermined direction and intervals by the second material inlet end and then conveyed to the second material outlet end; and the corn granules are then discharged from the second material outlet end and placed on a seedbed. The corn granules are seeded in the predetermined direction and intervals by the directional corn seeding machine, so that the corn seedlings grow in the predetermined direction and predetermined intervals; thus, illumination conditions of the corns are improved, and yields of the corns are thereby increased.

The invention aims to provide an article-hiding toy dog which can hide some small articles and prevent the articles from being lost or taken away by others when the toys are exchanged for play. In order to realize the effect, the article-hiding toy dog comprises a trunk and a head, wherein legs are arranged on the trunk; a dog foot-shaped small containing box is arranged at the bottom of at least one leg; the small containing box is an L-shaped one consisting of a transverse part and a longitudinal part; the transverse part is movably connected with a functional claw; the functional claw comprises hooks on the two sides and functional parts arranged in the two hooks; the functional claw is mounted on a push block; an empty groove is arranged at the bottom of the containing box; and the push block covers an opening of the longitudinal part of the containing box when taken back. The structure is convenient for some young children, especially for girls, to store small sundries around, and also ensures that the private articles are not touched by others. Since the girls like hugging the toys, the toy dog becomes a small bag for the girls to take along.

The invention discloses an air transportation aircraft with an automatic balancing function. The air transportation aircraft with the automatic balancing function comprises a pipeline arranged on an aircraft main body; a gravity groove is formed in the aircraft main body; a plurality of accommodating grooves are formed in the pipeline; water storage vacuoles are arranged in the accommodating grooves; a pressure strip is arranged outside the pipeline; and a plurality of nail cones are arranged on the pressure strip. Compared with the prior art, the air transportation aircraft with the automatic balancing function is advantaged in that the water storage vacuoles can be punctured by using the nail cones when the aircraft is out of control in the air; therefore, water flows into the gravity groove to control the aircraft main body to be not inclined in case that the gravity is concentrated upon the lower part of the aircraft; and the loaded cargoes are prevented from directly touching the ground to be damaged when the aircraft main body lands.