48results about How to "Reduce the cost of isolation" patented technology

The invention discloses a rubber damper capable of adjusting early-stage rigidity. The rubber damper is characterized in that a guide sleeve is internally further provided with a backward pressing device; the backward pressing device comprises two groups of pre-pressing steel ropes with the quantity of at least three, and two floating pressing plates, wherein the two groups of pre-pressing steel ropes are distributed in an annular space at a linear state; one end of each of one group of pre-pressing steel ropes is fixed on the floating pressing plate adjacent to a second end cover, and the other ends of the pre-pressing steel ropes penetrate through the floating pressing plate adjacent to a driving component to be anchored on the driving component through steel rope self-locking tensioning anchoring devices; one end of each of the other group of pre-pressing steel ropes is fixed on the floating pressing plate adjacent to driving component, and the other ends of the pre-pressing steel ropes penetrate through the floating pressing plate adjacent to the second end cover to be anchored on the driving component through the steel rope self-locking tensioning anchoring devices; and the two groups of pre-pressing steel ropes are tensioned, so that a rubber vibration absorption pad is clamped between the two floating pressing plates all the time.

The invention relates to a composite spring damper capable of regulating initial stiffness. The composite spring damper is characterized in that a back pressure device is further arranged in a guide sleeve, wherein the back pressure device comprises three or more pre-compaction steel wire ropes, steel wire rope turning elements which are as many as the pre-compaction steel wire ropes, steel wire rope self-locking tensioning anchorage devices which are as many as the pre-compaction steel wire ropes and a floating back pressure steel plate; the pre-compaction steel wire ropes are distributed in a ring-shaped space in a folding mode; one end of each pre-compaction steel wire rope is symmetrically fixedly arranged on the floating back pressure steel plate around the axis of the guide sleeve; the other end of each pre-compaction steel wire rope is turned back after passing through one opposite steel wire rope turning element, then, passes through the floating back pressure steel plate beside a fixed point, on the floating back pressure steel plate, of each pre-compaction steel wire rope, and is fixedly arranged on a second end cover through each steel wire rope self-locking tensioning anchorage device; and each pre-compaction steel wire rope is tensioned to tension needed for setting initial rigidity, so that the composite spring is clamped between a drive component and the floating back pressure steel plate all the time.

The invention discloses a pull rod guide type disc spring damper. The damper comprises two end plates, a disc spring set is arranged between the two end plates, and the damper is characterized in that a back pressure device is further arranged between the two end plates, and comprises two sets of pre-pressing pull rods and two floating pressing plates; the two floating pressing plates are arranged between one end plate and the disc spring set, the two sets of pre-pressing pull rods are parallel to the axis of the disc spring set, one set of pre-pressing pull rods are symmetrically distributed in a center hole of the disc spring set around the axis of the disc spring set, and the other set of pre-pressing pull rods are symmetrically distributed on the periphery of the disc spring seat around the axis of the disc spring set; one end of each set of pre-pressing pull rods is fixed to one floating pressing plate, and the other end of each set of pre-pressing pull rods penetrates the other floating pressing plate and the end plate adjacent to the other floating pressing plate to be fixed to a limiting element.

The invention discloses a disc spring damper with an early stiffness adjusting function. The disc spring damper is characterized in that a reverse pressing device is arranged between two end plates of the damper, the reverse pressing device comprises two sets of prepressing steel cables and two floating pressing plates, each set of prepressing steel cables comprises at least three steel cables, and each floating pressing plate is arranged on a guide rod between the corresponding end plate and a disc spring set; the two sets of prepressing steel cables are symmetrically distributed on the periphery of the disc spring set around the axes of the guide rods in a linear mode. One ends of each set of prepressing steel cables are fixed to one of the floating pressing plates, and the other ends of each set of prepressing steel cables penetrate through the other floating pressing plate and anchored onto the end plate adjacent to the floating pressing plate through a steel cable self-locking tensioning anchor. The two sets of prepressing steel cables are tensioned, and the disc spring is clamped between the two floating pressing plates all the time.

The invention discloses a pull-rod spiral spring damper with the presettable early-stage rigidity. The pull-rod spiral spring damper is characterized in that an adverse pressing device is further arranged in a guide sleeve and comprises two sets of prepressing pull rods and two floating pressing plates; one of the two floating pressing plates is arranged between a movable pressing plate and a cylindrical spiral compression spring, and the other one of the two floating pressing plates is arranged between a second end cover and the cylindrical spiral compression spring; the two sets of prepressing pull rods are respectively distributed in a center hole of the cylindrical spiral compression spring, one ends of one set of prepressing pull rods are respectively fixed onto the floating pressing plate adjacent to the movable pressing plate, and the other ends of the set of prepressing pull rods penetrate through the floating pressing plate adjacent to the second end cover and the second end cover and are fixed onto a limiting element; one ends of the other set of prepressing pull rods are respectively fixed onto the floating pressing plate adjacent to the second end cover, and the other ends of the set of prepressing pull rods respectively penetrate through the floating pressing plate adjacent to the movable pressing plate and the movable pressing plate and are fixed onto a limiting element.

The invention discloses a spiral spring damper with adjustable early-period rigidity. The spiral spring damper is characterized in that a reverse pressure device is also arranged in a guide sleeve; the reverse pressure device comprises two groups of (at least three) prepressing steel cables and two floating press plates, wherein the two groups of prepressing steel cables are symmetrically distributed in a center hole of a cylindrical spiral compression spring in a linear state by surrounding the axial line of the guide sleeve; one end of one group of prepressing steel cables is fixed on the floating press plate adjacent to a driving component; the other end of the one group of prepressing steel cables penetrates through the floating press plate adjacent to a second end cover and is anchored on the second end cover through a steel rope self-locking tensioning anchor; one end of the other group of prepressing steel cables is fixed on the floating press plate adjacent to the second end cover; the other end of the other group of prepressing steel cables penetrates the floating press plate adjacent to the driving component and is anchored on the driving component by the steel rope self-locking tensioning anchor; the two groups of prepressing steel cables are tensioned, so that the cylindrical spiral compression spring is always clamped between the two floating press plates.

The invention discloses a pull rod type belleville spring damper with early-stage rigidity capable of being preset. The pull rod type belleville spring damper is characterized in that a back pressure device is further arranged in a guide sleeve and comprises two sets of pre-pressing pull rods and two floating pressing plates, one floating pressing plate is arranged between a movable pressing plate and a belleville spring set, and the other floating pressing plate is arranged between a second end cover and the belleville spring set; the two sets of pre-pressing pull rods are distributed in central holes of the belleville spring set respectively, one ends of one set of pre-pressing pull rods are fixed to the floating pressing plate adjacent to the movable pressing plate, and the other ends of one set of pre-pressing pull rods penetrate through the floating pressing plate adjacent to the second end cover and the second end cover and are fixed to a limiting element; one ends of the other set of pre-pressing pull rods are fixed to the floating pressing plate adjacent to the second end cover, and the other ends of the other set of pre-pressing pull rods penetrate through the floating pressing plate adjacent to the movable pressing plate and the movable pressing plate and are fixed to a limiting element.

The invention discloses an early-rigidity-adjustable composite spring damper. The early-rigidity-adjustable composite spring damper is characterized in that a counter pressure device is further arranged in a guide sleeve, the counter pressure device comprises two groups of pre-pressing steel cables and two floating pressure plates, each group of the pre-pressing steel cables comprises at least three steel cables, the two groups of the pre-pressing steel cables are respectively distributed in an annular space in a straight line state, one ends of one group of the pre-pressing steel cables are respectively fixed on the floating pressure plate adjacent to a second end cover, the other ends of the one group of the pre-pressing steel cables penetrate the floating pressure plate adjacent to a drive component and are anchored to the drive component through steel-cable self-locking tensioning anchoring tools, one ends of the other group of the pre-pressing steel cables are respectively fixed on the floating pressure plate adjacent to the drive component, and the other ends of the other group of the pre-pressing steel cables penetrate the floating pressure plate adjacent to the second end cover and are anchored to the second end cover through steel-cable self-locking tensioning anchoring tools; when the two groups of the pre-pressing steel cables are tensioned, composite springs are constantly clamped between the two floating pressure plates.

The invention discloses a spiral spring damper with early rigidity capable of being adjusted. The spiral spring damper is characterized in that a back pressure is arranged between two end plates of the damper, the back pressure device comprises two sets of prepressing steel cables with the number being three or more in each set and two floating pressing plates, wherein each floating pressing plate is arranged on a guide rod between one end plate and a cylindrical spiral compressed spring in a sleeving mode, the two sets of prepressing steel cables are symmetrically distributed on the periphery of the cylindrical spiral compressed spring in a linear state about the axes of the guide rods correspondingly, one ends of each set of prepressing steel cables are fixed to one floating pressing plate, the other ends of each set of prepressing steel cables penetrate through the other floating pressing plate to be anchored to the corresponding end plate adjacent to the floating pressing plate through a steel cable self-locking tensioning anchor gear, the two sets of prepressing steel cables are tensioned, and the cylindrical spiral compressed spring is always clamped between the two floating pressing plates.

The present invention relates to a helical compression spring damper with the presettable initial stiffness. The helical compression spring damper with the presettable initial stiffness is characterized in that a guide sleeve is further internally provided with a counter pressure device which comprises more than three preloaded wire ropes, wire rope turning components having the same number with the preloaded wire ropes, and a floating counter pressure steel plate, wherein the preloaded wire ropes are distributed in a center hole of a cylindrical helical compression spring in a fold line state, one end of each preloaded wire rope is symmetrically fixed on the floating counter pressure steel plate by winding the axis of the guide sleeve, and the other end of each preloaded wire rope turns back after penetrating and winding the oppose wire rope turning component, and then penetrates the floating counter pressure steel plate alongside the fixation point, on the floating counter pressure steel plate, of the wire rope turning component, to be fixed to a second end cover; and the preloaded wire ropes are tensioned to the tension required for the presettable initial stiffness, so that the helical compression spring damper is always clamped between a drive member and the floating counter pressure steel plate.

The invention discloses a disc spring damper with presettable early-period rigidity. The disc spring damper is characterized in that a reverse pressure device is arranged between two end plates of the damper; the reverse pressure device comprises two groups of (at least three) prepressing steel cables and two floating press plates, wherein each of the two floating press plates sleeves a guide rod arranged between one end plate and a disc spring group; the two groups of prepressing steel cables are symmetrically distributed on the periphery of the disc spring group in a linear state by surrounding the axial line of the guide rod; one end of each group of prepressing steel cables is fixed on one floating press plate; the other end of each group of prepressing steel cables passes through the other floating press plate to be fixed on the end plate adjacent to the floating press plate; the two groups of prepressing steel cables are tensioned, so that the disc spring group is always clamped between the two floating press plates.

The invention relates to a back pressure spiral compression spring damper adjustable in stiffness. The back pressure spiral compression spring damper is characterized in that a back pressure device is arranged between two end plates and comprises three or more prepressing steel wire ropes, a floating back pressure steel plate, steel wire rope turning elements and steel wire rope self-locking tensioning anchorage devices, and the number of the steel wire rope turning elements and the number of the steel wire rope self-locking tensioning anchorage devices are equal to the number of the prepressing steel wire ropes; the prepressing steel wire ropes are distributed on the periphery of a cylindrical spiral compression spring in a broken line state; one ends of all the prepressing steel wire ropes are symmetrically fixed to the floating back pressure steel plate around the axis of a guide rod, and the other ends of all the prepressing steel wire ropes are retraced after winding the corresponding steel wire rope turning elements in a penetrating mode, then penetrate through the floating back pressure steel plate from the positions beside fixing points of the prepressing steel wire ropes on the floating back pressure steel plate and are anchored to the end plate adjacent to the floating back pressure steel plate through the corresponding steel wire rope self-locking tensioning anchorage devices; and the prepressing steel wire ropes are tensioned to the tensile force required by the preset initial stiffness, so that the cylindrical spiral compression spring is always clamped between the end plate away from the floating back pressure steel plate and the floating back pressure steel plate.

The invention relates to a disc spring shock absorber with adjustable initial rigidity. The disc spring shock absorber is characterized in that a back pressure device is arranged in a guide sleeve; the back pressure device comprises three or more prestressed steel wire ropes, steel wire rope turning elements equal to the prestressed steel wire ropes in number, steel wire rope self-locking tensioning anchors equal to the prestressed steel wire ropes in number and a floating back pressure steel plate; the prestressed steel wire ropes are distributed in a central hole of a disc spring set in a broken line mode; one end of each prestressed steel wire rope is symmetrically fixed to the floating back pressure steel plate around the axis of the guide sleeve, and the other end of the prestressed steel wire rope turns back after being wound across the opposite steel wire rope turning element, then penetrates through the floating back pressure steel plate from the position beside a fixing point, on the floating back pressure steel plate, of the prestressed steel wire rope, and is anchored to a second end cover through the corresponding steel wire rope self-locking tensioning anchor; and each prestressed steel wire rope is tensioned to the tension required for preset initial rigidity, and the disc spring set is made to be clamped between a driving component and the floating back pressure steel plate all along.

The invention discloses a composite spring damper with early rigidity capable of being preset. The composite spring damper is characterized in that a back pressure device is arranged in a guide sleeve, and the back pressure device comprises two sets of prepressing steel cables with the number being three or more in each set and two floating pressing plates, wherein the two sets of prepressing steel cables are symmetrically distributed in the annular space between a composite spring and the guide sleeve in a linear state about the axis of the guide sleeve correspondingly, one ends of one set of prepressing steel cables are fixed to the floating pressing plate adjacent to a second end cover respectively, the other ends of the set of prepressing steel cables penetrate through the floating pressing plate adjacent to a driving component to be fixed to the driving component respectively, one ends of the other set of prepressing steel cables are fixed to the floating pressing plate adjacent to the driving component, the other ends of the set of prepressing steel cables penetrate through the floating pressing plate adjacent to the second end cover to be fixed to the second end cover respectively, the two sets of prepressing steel cables are tensioned, and therefore the composite spring is always clamped between the two floating pressing plates.

The invention relates to a rubber damper with the presettable initial rigidity. The rubber damper is characterized in that a back pressure device is further arranged inside a guiding sleeve, the back pressure device comprises three or more prepressing steel wire ropes, steel wire rope turning components with the same number as the prepressing steel wire ropes and a floating back pressure steel plate, wherein the prepressing steel wire ropes are distributed inside an annular space between the guiding sleeve and a rubber shock insulation cushion in a folding line mode, one end of each prepressing steel wire rope is symmetrically fixed to the floating back pressure steel plate around the axis of the guiding sleeve, the other end of each prepressing steel wire rope is returned after penetrating through the corresponding steel wire rope turning component in a winding mode and then penetrates through the floating back pressing steel plate from a fixing point, on the floating back pressure steel plate, of the prepressing steel wire rope to be fixed to a second end cover; the prepressing steel wire rope is tensioned to tension needed by the preset initial rigidity, and the rubber shock insulation cushion is clamped between the floating back pressure steel plate and a driving component all the time.

The invention discloses a pull rod guide type complex spring damper. The pull rod guide type complex spring damper comprises two end plates, and a complex spring is arranged between the two end plates. The pull rod guide type complex spring damper is characterized in that a back pressure device is further arranged between the two end plates, the back pressure device comprises two groups of prepressing pull rods and two floating press plates, one press plate is arranged between one end plate and the complex spring, and the other press plate is arranged between the other end plate and the complex spring; the two groups of prepressing pull rods are parallel to the axis of the complex spring respectively, one group of prepressing pull rods are symmetrically distributed in the center hole of the complex spring around the axis of the complex spring, and the other group of prepressing pull rods are symmetrically distributed at the periphery of the complex spring around the axis of the complex spring; and one ends of each group of prepressing pull rods are fixed to one floating press plate respectively, and the other ends of each group of prepressing pull rods penetrate through the other floating press plate respectively and are fixed to a limiting element together with the end plate adjacent to the other floating press plate.

The invention discloses a pull rod guide type spiral spring damper. The damper comprises two end plates, wherein a cylindrical spiral compression spring is arranged between the two end plates.The pull rod guide type spiral spring damper is characterized in that a back pressure device is further arranged between the two end plates, the back pressure device comprises two groups of prepressing pull rods and two floating pressing plates, and the two floating pressing plates are respectively arranged between one end plate and the cylindrical spiral compression spring; the two groups of prepressing pull rods are respectively parallel to the axis of the cylindrical spiral compression spring, one group of prepressing pull rods are symmetrically distributed in a center hole of the cylindrical spiral compression spring around the axis of the cylindrical spiral compression spring, and the other group of prepressing pull rods are symmetrically distributed around the cylindrical spiral compression spring around the axis of the cylindrical spiral compression spring; one end of each group of prepressing pull rods is fixed to one floating pressing plate, and the other end of each group of prepressing pull rods passes through the other floating pressing plate and is fixed to a limiting element together with the end plate adjacent to the other floating pressing plate.

The invention discloses a pull rod type composite spring damper with the early stiffness capable of being preset. The pull rod type composite spring damper is characterized in that a counter pressure device is further arranged in a guide sleeve and comprises two sets of prepressing pull rods and two floating pressing plates; one of the two floating pressing plates is arranged between a movable pressing plate and a composite spring, and the other floating pressing plate is arranged between a second end cover and the composite spring; the two sets of prepressing pull rods are distributed in a center hole of the composite spring; for one set of the two sets of prepressing pull rods, one ends are fixed to the floating pressing plate adjacent to the movable pressing plate, and the other ends penetrate through the floating pressing plate adjacent to the second end cover and the second end cover and are fixed to a limiting element; and for the other set of prepressing pull rods, one ends are fixed to the floating pressing plate adjacent to the second end cover, and the other ends penetrate through the floating pressing plate adjacent to the movable pressing plate and the movable pressing plate and are fixed to a limiting element.