12results about "Solid based dampers" patented technology

The utility model discloses a sliding type damping box, including upper connecting plate and the box of being located below upper connecting plate, the lower part fixedly connected with plunger of upper connecting plate, the right baffle and left baffle of opposite setting are equipped with in box inner chamber seal, the cavity formed by right baffle, left baffle and box is equipped with damping liquid, the lower part of plunger is inserted into damping liquid, the lower part both sides of upper connecting plate are fixedly connected with the right support plate and left support plate of inserting into the inner chamber of box, and the lower end of right support plate and left support plate respectively abuts with the sliding body of a plurality of located at the bottom of box. The utility model discloses the lower end of right support plate and left support plate abuts with a plurality of sliding bodies, can be used to bear the weight load of equipment, realizes the horizontal free sliding under heavy load working condition, can improve the friction damping effect of right support plate and left support plate through rubber pad, improves the damping effect of damper, makes up the problem that damper damping force is not enough in high temperature environment, guarantees the damping effect of damper.

A multistage adjustable viscous damper comprises a pressure cylinder, an adjusting cavity is arranged in the non-opening side cylinder body of the pressure cylinder, the adjusting cavity is communicated with the inner cavity of the pressure cylinder through an exchange hole, a cylinder cover is sealingly connected to the port of the pressure cylinder, a piston rod is slidingly arranged in the center of the cylinder cover, a working piston is fixed to the end of the piston rod and sealingly and slidingly matched with the inner wall of the pressure cylinder, the working piston is provided with a damping hole, a floating piston is sealingly and slidingly arranged in the pressure cylinder and away from the end of the piston rod, and a plug rod is slidingly arranged in the exchange hole. The volume of the chamber formed by the floating piston and the inner wall of the pressure cylinder is changed through the movement of the floating piston, so that the back pressure is generated in the chamber, the back pressure is transmitted through the medium and acts on the working piston in the opposite direction, an additional damping force independent of the viscous damping force is formed, in addition, the reference value of the back pressure can be changed through the plug rod slidingly arranged at the bottom of the pressure cylinder, so that the total damping coefficient of the damper can be accurately adjusted according to the actual working condition.

To provide a silicone composition for vibration dampers that exhibits little viscosity change with temperature fluctuations, can provide high damping in small quantities even under high-temperature conditions, and is also superior in load bearing, adhesion, and workability, to provide a viscous fluid for vibration dampers, and to provide a vibration damper.SOLUTION: A silicone composition for vibration dampers includes the following (A) and (B) as the main components and also includes the following (C)-(E). (A) Linear terminal vinyl group-modified silicone. (B) Branched silicone. (C) Platinum catalyst. (D) Retarder. (E) Chain extender.SELECTED DRAWING: None

The utility model discloses a viscous damper fixing device relates to viscous damper field. This viscous damper fixing device, including two groups of lug plate, two groups of lug plate between installing have viscous damper main part, the both sides of viscous damper main part are corresponding to be provided with first connecting unit and second connecting unit. This viscous damper fixing device, through the position of first lug plate and second lug plate is adjusted, is convenient to install first lug plate and second lug plate in corresponding position, adjusts the installation position of viscous damper main part, and the ball head rotates in the ball seat, adjusts the installation angle of viscous damper main part, and the installation of viscous damper main part is convenient, carries out the installation process optimization, improves the installation accuracy, guarantees the installation quality of viscous damper device.

The utility model relates to adjustable shock absorber technical field, concretely relates to the damper force continuous adjustable shock absorber, including shock absorber and control valve, control valve and shock absorber's bottom keep intercommunication, including valve body, the valve rod of setting in valve body and the piston head fixed in the valve rod bottom in control valve, the inside wall on valve body is fixed with two groups of side plates symmetrically, the piston head is hollow formula structure, and the middle part of piston head is opened with round groove, and the valve rod is fixed in round groove, and the middle part of piston head is hollow formula structure, forms the inner groove, the middle part of piston head is opened with ring groove, and the inner groove keeps intercommunication with ring groove, realizes the function of adjusting inside up and down cavity volume, the angle of rotation can be controlled for the user, and the control of different flow rates can be realized in different positions, and after reaching the requirement, can be fixed through the nut and the top end of valve rod, realizes fixed, so the device reaches the function that the damper force is continuously adjustable when using, satisfies the use demand of the scene.

The application discloses a composite insulator positioning and pressing tool and belongs to the technical field of insulator processing. The tool comprises a base and an insulator processing piece. The insulator processing piece is arranged at the top end of the base. A processing frame is fixedly installed at the top end of the base. A pressing mechanism with a screw rod is arranged in the middle of the processing frame. The pressing mechanism comprises a screw rod rotatably installed on the surface of the processing frame and used for pressing and moving a pressing assembly. The pressing assembly comprises a gas collecting plate arranged on the surface of the screw rod. A cover plate is sealingly installed at the top end of the gas collecting plate. The tool is inflated by a gas pump. The pressure of the gas is used to synchronously press and extrude the pressure rods in the sleeves. The insulator processing piece is uniformly pressed. The sliding plate in the sleeve cooperates with the limiting spring. The opening size of the top end of the sleeve can be automatically adjusted when the gas pressure is unbalanced. The gas pressure in each sleeve is balanced. The pressure applied by each pressure rod is uniform. The pressing quality and the service life of the insulator are remarkably improved.

Disclosed is a constrained layer damper component, comprising: a base layer having a lower surface and an upper surface; a constraining layer; a viscoelastic layer positioned between the base layer and the constraining layer; and a weakening feature arranged to provide a localized portion of the constrained layer damper component having a reduced bending stiffness compared to remaining portions of the constrained layer damper component.

Disclosed is a constrained layer damper component, comprising: a base layer having a lower surface and an upper surface; a constraining layer; a viscoelastic layer positioned between the base layer and the constraining layer; and a weakening feature arranged to provide a localized portion of the constrained layer damper component having a reduced bending stiffness compared to remaining portions of the constrained layer damper component.

The invention relates to a device (20) for an air spring (60) of a vehicle, the air spring comprising a piston (62) moving along an axis (21) in a cylinder (61) and a cylinder access plug (63) placed on the axis of movement of the piston, the device being characterized in that it comprises: - at least one removable shim made of a material configured to absorb vibrations and / or filtration, comprising an assembly relief for assembly with at least one armature, - a support comprising a means for fastening to the access plug and the at least one armature, the at least one armature being configured to be assembled with the assembly relief of at least one removable shim and configured to receive at least one removable shim.

The present application relates to a kind of double-out-rod type cement buffers, belong to buffer technical field, solve the problem that double-out-rod type cement buffer in prior art is insufficient in stability and reliability when being subjected to greater impact force, it is difficult to meet the requirements.The present application includes cylinder, guide centering assembly, piston assembly and chamber;Guide centering assembly includes front end cover and rear end cover;Cylinder and front end cover and rear end cover form chamber;Piston assembly includes piston and piston rod;Piston separates chamber into first chamber and second chamber;Piston rod can move along its own axis. First chamber and second chamber are provided with cement, and the edge of piston and the inner wall of cylinder form a throttling gap, and the cement can flow between the first chamber and the second chamber through the throttling gap.The present application can keep the buffer stable and reliable when subjected to greater impact force.