A kind of helicla flute damper hinge
Technical field
The present invention relates to damper hinge, more particularly to helicla flute damper hinge.
Background technology
Linear damper is applied just has different damping actions in different places or different operating environment, available for vibration damping,
Shockproof, permission low speed moves, the locking when speed or acceleration exceed corresponding value, formation rigid support.Linear damper leads to
Often it is used cooperatively with rotary gemel, linear damper is played the function of damping due to rotation.It is existing to be used to linear damper be installed
Hinge generally take up space larger, part is on the high side and complicated, influences attractive in appearance, and the idle stroke of hinge is bigger, it is impossible to meets mesh
Preceding reaction is fast, the requirement of small volume, while during hinge rotation low-angle, linear damper is difficult to play damping action.
The content of the invention
Goal of the invention:In view of the above-mentioned problems, it is an object of the invention to provide a kind of helicla flute damper hinge, structure letter
It is single, easy to process, reaction is fast, small volume, can equally realize damping when rotating low-angle.
Technical scheme:
A kind of helicla flute damper hinge, including base, guide plate, linear damper, guide pin bushing, arbor, annulus axle, first
Connecting rod, second connecting rod component, guide groove are correspondingly offered on the base, the guide plate, the linear damper is arranged at
Between the base and guide plate, and its head and afterbody are stuck in guiding described in both sides by the first pivot, the second pivot respectively
In groove, the guide pin bushing is provided with the slide rail of horizontal direction on the base in the guide pin bushing, the annulus axle, which is provided with, to be slided
Block, the arbor are placed in the annulus axle, and the annulus axle coordinates the slide rail to be placed in the guide pin bushing, and the annulus axle is opened
Provided with helicla flute, bearing pin is connected with the arbor, the bearing pin other end is stuck in the helicla flute, the first connecting rod both ends point
Not with the annulus axle, first pivot knuckles, the second connecting rod component both ends respectively with the annulus axle, described second
Pivot knuckles, arbor rotation drive annulus axle to be moved horizontally to the left in rotation, pull first connecting rod, second connecting rod component level
It is moved to the left, pulls the compression of linear damper.
Specifically, the kink of the first connecting rod is obtuse angle, it is easy to first connecting rod to promote the first pivot in guide groove
Motion.
Specifically, the second connecting rod component includes second connecting rod and third connecting rod, cunning is offered on the second connecting rod
Groove, described second connecting rod one end are hinged with the annulus axle, and the third connecting rod is stuck in the chute by bearing pin, and described
The other end of three connecting rods and second pivot knuckles, second connecting rod are also continuous to left movement, chute under the pulling of annulus axle
To left movement, just start third connecting rod will not be pulled to move, when third connecting rod is located at the low order end of chute, driven the second pivot
Move right, in the latter end of stroke, further increase the displacement of linear damper.
Specifically, the kink of the third connecting rod is obtuse angle, the kink of the third connecting rod is articulated with the base
On, make third connecting rod promote the side-to-side movement in guide groove of the second pivot more smooth.
Preferably, the guide groove, the chute both ends are fillet, make the first pivot, the second pivot, third connecting rod fortune
Row is steady, reduces interim card.
Beneficial effect:Compared with prior art, it is an advantage of the invention that simple and compact for structure, easy to process, shared volume
It is small, space availability ratio is high, linear damper is operated steadily, during applied to positions such as cover plate for washing machine, toilet lid, make cover plate etc.
Decline is more steady, more stable, suitable for different types of application environment, increases straight line damping in the case where rotating equal angular
The stroke of device, make to realize larger stroke during rotation low-angle, linear damper is realized that low-angle plays damping action.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the present invention;
Fig. 2 is the planar structure schematic diagram of original state of the present invention;
Fig. 3 is the planar structure schematic diagram of working condition of the present invention.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment, the present invention is furture elucidated, it should be understood that these embodiments are merely to illustrate
The present invention rather than limitation the scope of the present invention.
As shown in Figure 1, a kind of helicla flute damper hinge include base 1, guide plate 2, linear damper 3, guide pin bushing 4,
Arbor 5, annulus axle 6, first connecting rod 7, second connecting rod component 8, guide groove 9, the first pivot 10, the second pivot 11, guide plate 2 are solid
Due to the top of base 1, guide groove 9 is corresponding to be opened in base 1, on guide plate 2, and guide groove 9 is provided with two groups, the both ends of guide groove 9
It is fillet, linear damper 3 is arranged between base 1 and guide plate 2, and the head of linear damper 3 and afterbody lead to respectively
Cross the first pivot 10, the second pivot 11 is stuck in both sides guide groove 9, guide pin bushing 4 is fixed on the lower left corner of base 1, and water is provided with guide pin bushing 4
Square to slide rail, annulus axle 6 is provided with sliding block, and arbor 5 is placed in annulus axle 6, the sliding block in annulus axle 6 with guide pin bushing 4
Slide rail, which coordinates, to be placed in guide pin bushing 4, and helicla flute 12 is connected with bearing pin, bearing pin is another through the outer wall of annulus axle 6 is opened on arbor 5
End is stuck in helicla flute 12, and the kink of first connecting rod 7 is obtuse angle, the both ends of first connecting rod 7 respectively with annulus axle 6, the first pivot
10 is be hinged, and second connecting rod component 8 includes second connecting rod 81 and third connecting rod 82, and chute 83, chute are offered on second connecting rod 81
83 both ends are fillet, and the one end of second connecting rod 81 is be hinged with annulus axle 6, and third connecting rod 82 is stuck in chute 83 by bearing pin, the
The other end of three connecting rods 82 and the second pivot 11 are be hinged, and the kink of third connecting rod 82 is obtuse angle, the kink of third connecting rod 82
It is articulated with base 1.
As shown in Figure 2, the present invention is in original state, and the first pivot is in low order end, and the second pivot is in high order end,
Linear damper is in off working state.When the present invention is installed on the cover plates such as washing machine or toilet lid, cover plate rotating band
Dynamic arbor rotation, the bearing pin on arbor moves in helicla flute, while driving annulus axle rotation, makes annulus axle along in guide pin bushing
Slide rail pulls first connecting rod to left movement, while the first pivot of drive moves to high order end to the left, damps straight line to left movement
Device is compressed, and produces damping.As shown in Figure 3, when chute low order end is moved at third connecting rod, the 3rd is just driven
Link motion promotes the second pivot, linear damper is further compressed, increase the stroke of linear damper, make to low order end
Rotate same angle, the displacement increase of linear damper motion;Linear damper compression drive to a certain extent the first pivot,
Second pivot starts return, makes the first pivotable movement to low order end, and the second pivot recovers to high order end, while drives first to connect
Bar, second connecting rod, third connecting rod return.
To adapt to diverse location, mounting condition of different shapes, the damper hinge of helicla flute rotary shaft is designed, makes hinge
Chain is compacter, simple and beautiful, runs linear damper more steady, effective travel is longer, identical anglec of rotation straight line
The damping of damper is more preferable, cover plate is slowly declined, and cover plate is lifted in 10 degree, and linear damper can also play damping
Effect, customer experience are more preferable.
As described above, although the present invention has been represented and described with reference to specific preferred embodiment, but it must not be explained
For the limitation of itself of the invention, the equivalent structure change carried out according to above-described embodiment or component are replaced, can realized identical
The design of purpose and effect, fall within the application appended claims limited range.