CN2426034Y

CN2426034Y - Adjustable vibration-damper

Info

Publication number: CN2426034Y
Application number: CN 00236310
Authority: CN
Inventors: 翟永亮; 李超荣; 蔡妙全
Original assignee: Institute of Physics of CAS
Current assignee: Institute of Physics of CAS
Priority date: 2000-05-18
Filing date: 2000-05-18
Publication date: 2001-04-04
Anticipated expiration: 2010-05-18

Abstract

The utility model relates to an adjustable vibration damper. In a housing body with a horizontal hole and a vertical hole, a vertical slide block of which the side surface has a slope is inserted into the vertical hole of the housing body, and a horizontal slide block of which the end surface has a slope is inserted into the horizontal hole of the housing body. A regulating screw bolt which is arranged in the vertical slide block drives the slide block to move, the horizontal slide block is provided with an elastic element which is connected with the horizontal slide block, the slope of the side surface of the vertical slide block is attached to the slope of the end surface of the horizontal slide block, and the external end surface of the horizontal slide block or the extending part which is connected with the external end surface of the horizontal slide block is a working surface which loads vibration damping loads. The utility model has one or more working surfaces, the load condition of which is adjusted when in use.

Description

The can regulate vibration damper

The utility model is a kind of vibration damper, particularly utilizes the dry friction between the relative movement body, consumes the friction damper of vibrational energy.

Many vibration dampers of prior art lack regulatory function, can not regulate when particularly using.Moreover a vibration damper of prior art often only has a vibration damping working surface (supporting plane) in one direction, can not be suitable for when needing a plurality of direction vibration damping.

The purpose of this utility model provides a kind of vibration damper that can be regulated in use, and proposes a vibration damper has a plurality of vibration damping working surfaces on a plurality of directions design proposal.

The utility model can regulate vibration damper is such, one has the housing of horizontal hole and upright opening, the bevelled vertical slipper in one side inserts in the upright opening of this housing, the bevelled cross sliding clock of end face inserts in the horizontal hole of this housing with its beveled end, having the bolt of adjusting to drive this slide block in the described vertical slipper moves, described cross sliding clock has elastic component and is attached thereto, and makes the inclined-plane of described vertical slipper side and the inclined-plane of cross sliding clock end face keep fitting.

The utility model design can regulate vibration damper serves as the working surface of carrying vibration damping load with the exterior edge face of its cross sliding clock or the extension that is attached thereto.

The utility model can regulate vibration damper can be designed to have the vibration damper of two, three or four working surfaces.

When the utility model has been designed to two working surfaces, vibration damper is a plane symmetry, it is the inclined-plane that its vertical slipper has the side of symmetry, insert the housing from Vertical direction, there are two cross sliding clocks of beveled end to fit with two inclined-planes of described vertical slipper symmetrically, have two pairs of elastic element groups to link to each other with described two cross sliding clocks respectively with its inclined-plane.

When the utility model can regulate vibration damper has four working surfaces, this vibration damper has orthogonal two symmetry plane, vertical slipper wherein is roughly positive tetragonous cone table, be that bottom surface is square substantially on it, four sides are the inclined-plane, have four cross sliding clocks to insert from the horizontal hole at housing four sides respectively with its beveled end, the beveled end of cross sliding clock and the side of vertical slipper are to fit in the inclined-plane, have four pairs of elastic element groups to link to each other with described four cross sliding clocks respectively.

The design that the utility model can regulate vibration damper has three working surfaces is such: the vertical slipper that inserts in the housing upright opening has three to be the side on inclined-plane, from its transverse section, described three sides are hexagonal angle and evenly arrange, corresponding have three cross sliding clocks that are the even layout of hexagonal angle to fit with the side, three inclined-planes of its beveled end and described vertical slipper, has three pairs of elastic element groups to link to each other with described three cross sliding clocks.

The can regulate vibration damper of the utility model design, on the working surface of the exterior edge face of its cross sliding clock or the extension that is attached thereto with elastomeric layer.

Fig. 1 is the utility model can regulate vibration damper embodiment 1;

Fig. 2 is the utility model can regulate vibration damper embodiment 2;

Fig. 3 is the utility model can regulate vibration damper embodiment 3;

Fig. 4 is the utility model can regulate vibration damper embodiment 4.

Embodiment 1

The utility model embodiment 1 shown in Figure 1 is that a kind of folk prescription is to the can regulate vibration damper.Have horizontal hole and upright opening on one housing 10, one vertical slipper, 20 its sides 21 are inclined-planes, this vertical slipper 20 inserts in the upright opening of housing 10, and a cross sliding clock 30 its end faces have inclined-plane 31, and this cross sliding clock 30 inserts in the horizontal hole of housing 10 with its beveled end.Pack in the vertical slipper 20 and regulate bolt 22, be screwed in the screw of housing 10 with the screw thread of bolt 22, and be contained in the groove of vertical slipper upper-end surface with the short cylindrical in bolt stage casing.The front and back two side faces of cross sliding clock 30 is fluted, embed spring 32 and guide pad 36 in this groove, guide pad 36 is contained in the groove outer end, and the inboard of guide pad 36 is withstood in the outer end of spring 32, guide pad 36 is porose towards the one side of housing 10, screw 34 is arranged on the housing 10, and the end of this screw 34 is injected in the hole of described guide pad 36.Cross sliding clock 30 left sides are exsertile working surface 35, post elastic block rubber 37 on the working surface 35.Both sides have lug with holes 12 to be used to install and fix can regulate vibration damper itself before and after housing 10 tops.In addition, screw is arranged at the top of housing 10, two bolts 71 has been shown on the figure vibration damper is fixed on the mounting plate 70.

The working position of embodiment's 1 can regulate vibration damper or mounting point can be substantially horizontals, also can be Vertical direction.When substantially horizontal was worked as shown in Figure 1, working surface 35 that cross sliding clock 30 stretches out and block rubber 37 bore the vibration damping load of substantially horizontal, and cross sliding clock 30 moves in the horizontal direction.Regulate bolt 22 drive vertical slippers 20 and move, its inclined-plane 21 promotes the inclined-plane 31 of cross sliding clocks, then can regulate the size of horizontal vibration damping load.

Embodiment 2

Fig. 2 is a kind of twocouese can regulate vibration damper, and symmetry plane is arranged.One vertical slipper 220 is a tetragonous cone table, and front and back are the plane that is parallel to each other, about be two inclined-planes, the transverse section is a rectangle.One adjusting bolt 222 is contained in the vertical slipper 220 and the lower end is screwed in the screw of housing 210.Two cross sliding clocks insert in the housing 210 from left and right directions respectively, fit with the inclined-plane of its inclined-plane and vertical slipper 220.Cross sliding clock 230 outwards has the working surface 235 that stretches out, and the surface of working surface 235 is with rubber layer 237.There is horizontal groove both sides, one cross sliding clock, 230 front and back, wherein adorn a pair of elastic element group, and spring 232 and guide pad 236 with holes are promptly arranged, and have screw 234 to insert in the hole of guide pad 236 on the housing 210.Under the effect of spring force, the inclined-plane of vertical slipper and cross sliding clock keeps fitting.Rotate to regulate bolt 222 and will regulate the position and the work loads of the working surface 235 that the left and right horizontal slide block stretches out simultaneously.

Embodiment 3

Be a kind of three direction can regulate vibration dampers, shown in Figure 3 as revolved sectional view.Said its angle of circumference of three directions is divided into 120 °.One vertical slipper 320 has three inclined-planes 321, inserts in the housing 310.3 cross sliding clocks 330 inject the housing 310 and with its inclined-plane 331 and the inclined-plane 321 of vertical slipper from three substantially horizontals respectively fits.Cross sliding clock stretches out working surface 335, its outer rubber layer 337 that attaches.The side of cross sliding clock is fluted, and three pairs of elastic element groups wherein are housed, i.e. spring 332 and guide pad 336 with holes.Screw 334 is arranged on the housing, and insert in the hole of guide pad 336 its end.One regulates that bolt 322 passes vertical slipper 320 and its threaded end is screwed in the screw of housing 310.Twist during work and regulate 320 motions of bolt 322 drive vertical slippers, cause the cross sliding clock 330 of three directions to move simultaneously, the position of working surface 335 and the load that is applied to it are regulated.

Embodiment 4

Embodiment illustrated in fig. 44 be a kind of four directions to the can regulate vibration damper, promptly its all around outwards the four sides can regulate working surface 435 is all arranged.This vibration damper has two orthogonal symmetry plane, and is identical with plan view among Fig. 2 along the sectional view of these two symmetry plane.Vertical slipper 420 wherein is a positive tetragonous cone table substantially, and four sides are four inclined-planes, and the center is adorned one and regulated bolt 422, and the threaded end of this bolt 422 is screwed in the screw of housing 410.Four cross sliding clocks 430 that beveled end arranged insert from the four sides of housing 410 and fit with four inclined-planes of vertical slipper respectively.Identical with previous embodiment, the both sides of every cross sliding clock 430 are fluted, and a pair of elastic element group wherein is housed, and guide pad with holes 436 and spring 432 are promptly arranged, and the end of the screw 434 on the housing is injected in the hole of guide pad 436.Twist adjusting bolt 422 drive vertical slippers 420 and move, cause the outer working surface 435 of cross sliding clock to move thereupon, reach the purpose of regulating effectiveness in vibration suppression.The outer surface of working surface 435 is with elastic rubber layer 437.

The utility model can regulate vibration damper has good regulatory function, and the withstand shock performance is born horizontal load or normal load; Load is a direction, or a plurality of directions, the design can correspondingly bear vibration damping load with one or more working surfaces.

Claims

1. can regulate vibration damper, it is characterized in that one has the housing of horizontal hole and upright opening, the bevelled vertical slipper in side inserts in the upright opening of this housing, the bevelled cross sliding clock of end face inserts in the horizontal hole of this housing with its beveled end, having the bolt of adjusting to drive this slide block in the described vertical slipper moves, described cross sliding clock has elastic component and is attached thereto, and make the inclined-plane of described vertical slipper side and the inclined-plane of cross sliding clock end face keep fitting, the exterior edge face of described cross sliding clock or the extension that is attached thereto are the working surface of carrying vibration damping load.

2. can regulate vibration damper according to claim 1, it is characterized in that vibration damper is a plane symmetry, it is the inclined-plane that its vertical slipper has the side of symmetry, there are two cross sliding clocks of beveled end to fit with two inclined-planes of described vertical slipper symmetrically, have two pairs of elastic element groups to link to each other with described two cross sliding clocks respectively with its inclined-plane.

3. can regulate vibration damper according to claim 1, it is characterized in that vibration damper has orthogonal two symmetry plane, vertical slipper wherein is roughly positive tetragonous cone table, be that bottom surface is square substantially on it, four sides are the inclined-plane, have four cross sliding clocks to insert from the horizontal hole at housing four sides respectively with its beveled end, the inclined-plane of described cross sliding clock and the side of vertical slipper are to fit in the inclined-plane, have four pairs of elastic element groups to link to each other with described four cross sliding clocks respectively.

4. can regulate vibration damper according to claim 1, the vertical slipper that it is characterized in that wherein inserting in the housing upright opening has three to be the side on inclined-plane, from its transverse section, described three sides are hexagonal angle and evenly arrange, corresponding have three cross sliding clocks that are the even layout of hexagonal angle to fit with the side, three inclined-planes of its beveled end and described vertical slipper, has three pairs of elastic element groups to link to each other with described three cross sliding clocks.

5. according to claim 1 or 2 or 3 or 4 described can regulate vibration dampers, it is characterized in that the exterior edge face of described cross sliding clock or the working surface of the extension that is attached thereto on elastomeric layer.