33results about How to "Solve disagreement" patented technology

The invention relates to a permanent-magnetic vacuum one-way switch. The permanent-magnetic vacuum one-way switch comprises a shell, a vacuum breaker and a permanent-magnetic driving mechanism, wherein the vacuum breaker comprises a static contact end and a moveable contact end; the permanent-magnetic driving mechanism drives the moveable contact end to be closed with the static contact end; the permanent-magnetic driving mechanism comprises an insulator; the moveable contact end is sleeved with a reaction spring; the moveable contact end is in moveable fit with the insulator; and the permanent-magnetic driving mechanism drives the moveable contact end to be closed with the static contact end through the insulator. Because of the moveable fit between the moveable contact end and the insulator, a connecting rod is not required and the moveable contact end is in indirect connection with the insulator; during action, the permanent-magnetic driving mechanism drives the insulator to move and the insulator presses against the moveable contact end to make the moveable contact end move along with the insulator, so that the moveable contact end is closed with the static contact end; the movement resistance caused by the rustiness of the connecting rod is avoided; in a wet underground environment, the using safety can be also ensured; moreover, the moveable fit enables the moveable contact end and the static contact end to be concentrically aligned with each other automatically, so that the contact during the closure is complete and sufficient.

The invention provides a floating winding device and a winding method thereof. A method that the winding device floats along with a core rod is used, a central line approaching state is reached through a deviation rectification apparatus, large deviation of the core rod of a hose is achieved through hinge connection on the premise that an opening mechanism approaches to the center of the winding device to follow the center of the core rod to move, deviation of the core rod of the hose in the circumferential direction can be solved through deformation of an elastic support mechanism, an opening and a spline disc are moved along with the core rod through butt joint positioning of a steel wire rope and a spline disc mechanism during operation, and accordingly, the opening and the spline disc mechanism share a same central position with the core rod of the hose. By means of the floating winding device and the winding method thereof, uneven winding of steel wires or steel wire ropes caused by bending and gravity sinking of the core rod of prior fixed winding methods and devices is overcome, surface layouts of the steel wires or steel wire ropes are improved, and the anti-blasting capacity of the hose is improved.

The invention discloses a conveyor drive mechanism provided with a hexagonal through shaft and a motor adapter sleeve shaft. The conveyor drive mechanism comprises the hexagonal drive through shaft, two independent drive units, the motor adapter sleeve shaft and a motor. One end of the motor adapter sleeve shaft is a round shaft end and is provided with a key groove. The orthogonal hollow round shaft motor is connected with the round shaft end of the motor adapter sleeve shaft through a flat key. A hexagonal groove is formed in the other end of the motor adapter sleeve shaft. The hexagonal drive through shaft is inserted into the hexagonal groove of the motor adapter sleeve shaft. A hexagonal drive through shaft main body penetrates through the two independent drive units. According to the conveyor drive mechanism, the motor adapter sleeve shaft is adopted for being connected with the motor and the through shaft, the structure is simple, few parts are used, installing and maintaining are easy, the manufacturing cost is low, and the conveyor drive mechanism has a certain function of compensating the relative deviation of two shafts. The through shaft, a chain wheel and the motor sleeve shaft are connected in a hexagonal manner, compensation to the concentricity deviation is ensured, and the problem that when the straight round shaft is adopted, a motor hole and the chain wheel are not concentric is solved.

The invention discloses a locating mechanism for machining the two ends of a crank shaft, comprising a support frame, a rotating shaft, a driven plate and a crank shaft fixing device, wherein the support frame is fixed on ground and is provided with a vertical working surface; the rotating shaft is horizontally arranged at the middle part of the working surface of the support frame; the driven plate is vertically arranged, is fixed on the rotating shaft and is close to the working surface of the support frame; the driven plate is fixedly provided with a fixing mechanism and an axial locating piece; a driven plate limit mechanism used for fixing the driven plate after the driven plate rotates along with the rotating shaft is arranged between the driven plate and the support frame; and the driven plate is respectively horizontally provided with height regulating slots which extend vertically at the upper side and the lower side of the rotating shaft, and the fixing mechanism and the axial locating piece are both fixed in the height regulating slots. The locating mechanism disclosed by the invention is used for locating in the machining of the two ends of the crank shaft, holes at the two ends can be machined while the crank shaft is clamped once, and therefore positional accuracy of the holes at the two ends is guaranteed and labour intensity of operating personnel is reduced.

The invention relates to a permanent-magnetic vacuum one-way switch. The permanent-magnetic vacuum one-way switch comprises a shell, a vacuum breaker and a permanent-magnetic driving mechanism, wherein the vacuum breaker comprises a static contact end and a moveable contact end; the permanent-magnetic driving mechanism drives the moveable contact end to be closed with the static contact end; the permanent-magnetic driving mechanism comprises an insulator; the moveable contact end is sleeved with a reaction spring; the moveable contact end is in moveable fit with the insulator; and the permanent-magnetic driving mechanism drives the moveable contact end to be closed with the static contact end through the insulator. Because of the moveable fit between the moveable contact end and the insulator, a connecting rod is not required and the moveable contact end is in indirect connection with the insulator; during action, the permanent-magnetic driving mechanism drives the insulator to move and the insulator presses against the moveable contact end to make the moveable contact end move along with the insulator, so that the moveable contact end is closed with the static contact end; the movement resistance caused by the rustiness of the connecting rod is avoided; in a wet underground environment, the using safety can be also ensured; moreover, the moveable fit enables the moveable contact end and the static contact end to be concentrically aligned with each other automatically, so that the contact during the closure is complete and sufficient.

An absorption type wafer coating rotating table comprises a table board and is characterized in that radially arranged ring tables in a stepped shape are arranged on the table board and concentric with the table board, and openings extending toward the circle center are formed in the edge of the table board; a baffle plate as high as the ring table on the innermost side is arranged at the tail end of each opening, two ends of the baffle plate are connected with the ring table on the innermost side, and a gap is formed in the baffle plate. By means of the ring tables arranged on the table board, the problem that wafers are not concentric with the table board when an operator places the wafers is solved, and the openings formed in the edge of the table board facilitate taking of the wafers; and the rotating table is simple in structure, different diameters of wafers can be placed, the cost is lower than that of clamping type rotating equipment, and the rotating table is not prone to damage.

The invention relates to an assembling mechanism of a guide sleeve of a column of a hydraulic support, which comprises a base and a rack arranged vertically on the based and connected with the base via a hinge structure. An obliquely arranged swinging arm oil cylinder is connected with the rack which can be inclined to one side of the swinging arm oil cylinder via the hinge structure under the driving of the swinging arm oil cylinder. The rack is further provided with a vertically lifting oil cylinder and a motor used for installation of the guide sleeve of the column and matched and connected with the lifting oil cylinder. The invention, by using the swinging arm structure and the vertically installed guide sleeve, can prevent the seal ring from being damaged due to dead load of the column. The motor has a floating structure, solves the problem that the motor and the column are not concentric. The invention, by using a structure of two springs, not only solves the problem of axial displacement compensation of the screw thread of the guide sleeve, but also avoids axial abrasion. Therefore, the invention not only controls the pre-pressure of the guide sleeve, but also protects the guide sleeve from being damaged effectively.

The invention discloses a contact structure of a converter-type high-voltage DC contactor, and belongs to the field of switching devices. The contact structure comprises a through-current branch composed of a main static contact A1, a main static contact A2 and an active contact M, and also comprises an arc extinguishing branch composed of six arc static contacts and three arc moving contacts. Thethrough-current branch and the arc extinguishing branch are connected in parallel through a copper conductive bridge A1B1 and a copper conductive bridge A2D2. A rectangular insulating pull rod drivesthe four groups of moving contacts to move up and down simultaneously to complete the switching operation. According to the invention, the structure can achieve the two-way rated current bearing andshort-circuit current breaking, solves a problem that the moving contact and the static contact are not concentric due to offset movement in the moving process of the switching moving contact, solvesthe problem of contact heat under a large-current-level rated state through the through-current branch circuit, and solves the problem of high-voltage-level direct-current arc breaking through the three groups of contacts connected in series of the arc extinguishing branch circuit; meanwhile, the structure reduces ablation of the main contact, and prolongs the service life of the contactor effectively.