CN105889310A - Damping pivoting mechanism with limiting function and table lamp with damping pivoting mechanism - Google Patents
Damping pivoting mechanism with limiting function and table lamp with damping pivoting mechanism Download PDFInfo
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- CN105889310A CN105889310A CN201610456918.6A CN201610456918A CN105889310A CN 105889310 A CN105889310 A CN 105889310A CN 201610456918 A CN201610456918 A CN 201610456918A CN 105889310 A CN105889310 A CN 105889310A
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- section
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- thread segment
- elastic component
- pivotal part
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/10—Arrangements for locking
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/10—Arrangements for locking
- F16C11/103—Arrangements for locking frictionally clamped
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/12—Pivotal connections incorporating flexible connections, e.g. leaf springs
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The invention relates to a damping pivoting mechanism with a limiting function and a table lamp with the damping pivoting mechanism. The damping pivoting mechanism comprises a fixing component, a shaft lever, a pivoting component and an elastic component. The fixing component is suitable to be fixedly arranged on a first component; the shaft lever is provided with a positioning section and a threaded section, the end, which is far away from the threaded section, of the fixing section is fixedly connected with the fixing component, and a positioning component is arranged at the end, which is far away from the positioning section, of the threaded section; the pivoting component is suitable to be fixedly arranged on a second component and is in thread fit with the threaded section; the elastic component sleeves the threaded section, is positioned between the pivoting component and the positioning component and can axially move along the threaded section; the pivoting section can rotate on the threaded section and can axially press the elastic component when rotating, so that the elastic component can be elastically compressed. The damping pivoting mechanism and the table lamp have the advantages that friction force on the pivoting component in rotation procedures can be increased by elastic force provided by the elastic component, accordingly, damping effects can be improved, electronic equipment with the damping pivoting mechanism can be reliably folded or can reliably rotate, and problems of shaking and the like can be solved.
Description
Technical field
The present invention relates to privot mechanism, particularly to a kind of can limit damping privot mechanism and there is its platform
Lamp.
Background technology
Along with science and technology constantly improves, more complicated and more humane electronic product is more weeded out the old and bring forth the new.For example,
Being easy to carry, it is simple to regulation angle, in correlation technique, numerous electronic products use collapsible or rotate
Mode.These electronic products that are collapsible or that rotate generally comprise the first housing, the second housing and are connected to
Privot mechanism between the first housing and the second housing, the first housing is with the second housing by privot mechanism even
After connecing, can realize rotating or folding.
But, privot mechanism of the prior art, the general frictional force used between structural member is as rotation
Moment of torsion, its simple in construction, volume is little, but, concurrently there are its damping little, turn to a certain angle
Afterwards, it is impossible to be stable in this position, problems such as rocking easily is produced.
Summary of the invention
It is contemplated that one of technical problem solved the most to a certain extent in correlation technique.To this end,
It is an object of the present invention to propose one can limit damping privot mechanism.
Further object is that propose a kind of there is this can the desk lamp of limit damping privot mechanism.
For achieving the above object, on the one hand, according to embodiments of the present invention can limit damping privot mechanism,
For the first component of electronic equipment is pivotally connected with second component, including:
Fixture, described fixture is suitable to be fixedly held to described first component；
Axostylus axostyle, described axostylus axostyle has positioning section and thread segment, and described positioning section is away from the one of described thread segment
Holding be connected fixing with described fixture, described thread segment is provided with positioning piece away from one end of described positioning section；
Pivotal part, described pivotal part is suitable to be fixedly held to described second component, and described pivotal part threaded engagement
In described thread segment；
Elastic component, described elastic component is sheathed on described thread segment and is positioned at described pivotal part and described keeper
Between, when described pivotal part rotates, described pivotal part rotates on described thread segment and oppresses vertically
Described elastic component, so that described elastic component is elastically compressed.
According to the present invention provide can limit damping privot mechanism, elastic component be sheathed on axostylus axostyle thread segment and
Between pivotal part and keeper, when pivotal part rotates, pivotal part rotates and along axle on thread segment
To compressing elastic component, so that elastic component is elastically compressed, so, the elastic force utilizing elastic component to provide is permissible
Increase the frictional force suffered by pivotal part rotation process, and then improve damping action, apply this spacing to hinder
The electronic equipment of Buddhist nun's privot mechanism folds or rotates relatively reliable, and the problem such as will not shake.
It addition, can also have following additional by limit damping privot mechanism according to the above embodiment of the present invention
Technical characteristic:
According to one embodiment of present invention, also include:
First wear plate, described first wear plate is sheathed on described thread segment and is positioned at described pivotal part and bullet
Between property part；
Second wear plate, described second wear plate is sheathed on described thread segment and is positioned at described elastic component and institute
State between keeper.
According to one embodiment of present invention, the cross section of described thread segment is non-circular, described first resistance to
Abrasive disc has the first pilot hole that the shape of cross section with described thread segment coordinates, and described first wear plate leads to
Cross described first pilot hole interference set to fit on described thread segment；
Described second wear plate has the second pilot hole that the shape of cross section with described thread segment coordinates, institute
State the second wear plate to be fitted on described thread segment by described second pilot hole interference set.
According to one embodiment of present invention, also include:
Locating part, described locating part is fixed on described positioning section, and described locating part has a breach, institute
State and axially projecting on pivotal part be formed with a projection extending in described breach, when described pivotal part exists
When rotating between primary importance and the second position, described projection is slided in described breach.
According to one embodiment of present invention, it is non-circular limiting section that described positioning section has a cross section,
Described locating part has the spacing hole that the shape of cross section with described limiting section coordinates, and described locating part passes through
Described spacing hole interference set fits on described limiting section.
According to one embodiment of present invention, described keeper is nut, and described nut thread is matched with institute
State thread segment one end away from described positioning section.
According to one embodiment of present invention, described pivotal part includes:
Rotary sleeve, described rotary sleeve has and the screwed hole of described thread segment threaded engagement, and described rotation
Putting and close on the side of described elastic component and be formed with a host cavity, described elastic component is contained in described host cavity；
Side cover, described side cover is provided with the through hole passed for described thread segment, and described side cover is fastened in institute
State rotary sleeve and be positioned on described rotary sleeve the side away from described elastic component.
According to one embodiment of present invention, described rotary sleeve protrudes to the side away from described elastic component
Forming a cross section is non-circular chuck, described side cover is formed and engages with described chuck so that described
Side cover and rotary sleeve can the draw-in grooves of synchronous rotary.
On the other hand, the desk lamp that the embodiment of the present invention provides, including:
As mentioned above can limit damping privot mechanism；
Base and support arm, described base is fixedly arranged on described first component, described support arm and described second
Component is connected.
According to the present invention provide desk lamp, have above-mentioned can limit damping privot mechanism, elastic component is sheathed on
The thread segment of axostylus axostyle and between pivotal part and keeper, when pivotal part rotates, pivotal part is at screw thread
Rotate in section and oppress elastic component vertically, so that elastic component is elastically compressed, so, utilizing spring to carry
The elastic force of confession can increase the frictional force suffered by pivotal part rotation process, and then improves damping action, platform
Rotate relatively reliable between base and the support arm of lamp, some angle can be stably maintained at, will not
The problem such as shake.
According to one embodiment of present invention, described first component has two relative articulated sections, cuts with scissors described in two
It is non-circular 3rd pilot hole that the portion that connects has cross section on one of them, the cross section of described fixture with
Described 3rd pilot hole is suitable and interference set is assigned in described 3rd pilot hole；
Described second component has a rotation section, and it is non-circular 4th dress that described rotation section has cross section
Distribution, the cross section of described pivotal part is suitable with described 4th pilot hole and interference set is assigned in the described 4th
In pilot hole；
Described rotation section has and is coaxially disposed with described 4th pilot hole and cross section is circular hole, location,
Another in articulated section described in two is provided with a locating dowel, and described locating dowel pivotably arranges described location
In hole.
The additional aspect of the present invention and advantage will part be given in the following description, and part is by from following
Description becomes obvious, or recognized by the practice of the present invention.
Accompanying drawing explanation
Fig. 1 is that the embodiment of the present invention can the explosive view of limit damping privot mechanism；
Fig. 2 is that the embodiment of the present invention can the overall structure schematic diagram of limit damping privot mechanism；
Fig. 3 is that the embodiment of the present invention can the structural representation of pivotal part in limit damping privot mechanism；
Fig. 4 be the first component in embodiment of the present invention desk lamp, second component with can limit damping privot mechanism
Structural representation explosive view；
Fig. 5 be the first component in embodiment of the present invention desk lamp, second component with can limit damping privot mechanism
Overall structure schematic diagram.
Reference:
Can limit damping privot mechanism 100；
Fixture 10；
Axostylus axostyle 11；
Positioning section 111；Limiting section 1111；
Thread segment 112；
Pivotal part 12；
Rotary sleeve 121；Screwed hole 1211；Host cavity 1212；Chuck 1213；
Side cover 122；
Elastic component 13；
Keeper 14；
First wear plate 15；
First pilot hole 151；
Second wear plate 16；
Second pilot hole 161；
Locating part 17；
Breach 171；
Spacing hole 172；
First component 200；
Articulated section 2001,2002；
Hole 2003, location；
Second component 201；
Rotation section 2011；
4th pilot hole 2012；
Locating dowel 2013.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, do referring to the drawings further
Explanation.
Detailed description of the invention
Embodiments of the invention are described below in detail, and the example of described embodiment is shown in the drawings, wherein
The most same or similar label represents same or similar element or has same or like function
Element.The embodiment described below with reference to accompanying drawing is exemplary, it is intended to be used for explaining the present invention,
And be not considered as limiting the invention.
In describing the invention, it is to be understood that term " " center ", " longitudinally ", " laterally ",
" length ", " width ", " thickness ", " on ", D score, "front", "rear", " left ",
" right ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ",
Orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only
It is for the ease of the description present invention and to simplify description rather than instruction or imply that the device of indication or element must
Must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the present invention's
Limit.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or
Hint relative importance or the implicit quantity indicating indicated technical characteristic.Thus, define " the
One ", the feature of " second " can express or implicitly include one or more this feature.?
In description of the invention, " multiple " are meant that two or more, unless otherwise the most concrete
Limit.
In the present invention, unless otherwise clearly defined and limited, term " install ", " being connected ",
" connect ", the term such as " fixing " should be interpreted broadly, and connects for example, it may be fixing, it is also possible to
It is to removably connect, or is integrally connected；Can be to be mechanically connected, it is also possible to be electrical connection；Can be
It is joined directly together, it is also possible to be indirectly connected to by intermediary, can be the connection of two element internals.Right
For those of ordinary skill in the art, above-mentioned term can be understood as the case may be in the present invention
Concrete meaning.
Referring to figs. 1 through shown in Fig. 3, embodiments providing one can limit damping privot mechanism
100, for the first component 200 of electronic equipment is pivotally connected with second component 201, electronic equipment example
As for desk lamp, support of electronic product, notebook computer etc., for desk lamp, it is possible to use this can
Lamp socket is connected formation by limit damping privot mechanism 100 with support arm can relatively rotate relation, and then makes
Support arm rotates and regulates the angle of the lighting unit on support arm；Can also utilize this can limit damping pivot
Support arm is connected formation by rotation mechanism 100 with lighting unit can relatively rotate relation, and then makes illumination single
Unit rotates and regulates angle.For support of electronic product, it is possible to use this can limit damping privot mechanism
Support bar is connected formation rotation relation by 100 with electronic product clamping head, and then realizes angular adjustment.Right
Notebook computer, it is possible to use this can limit damping privot mechanism 100 by display part and host machine part
Connect formation can opening-closing structure, and then reach open and close display screen effect.
This can include fixture 10, axostylus axostyle 11, pivotal part 12 and elasticity by limit damping privot mechanism 100
Part 13.
Concrete, fixture 10 is suitable to be fixedly held to described first component 200.It is to say, this fixture
10 parts being suitable for electronic equipment are fixed, the lamp socket of such as desk lamp.It should be noted that it is fixing
The structure of part 10 selects according to the structure of the first component 200 in electronic equipment, for different electronic equipments,
Then can use the fixture 10 of difformity and structure, as long as fixture 10 is suitable to be fixed on the first structure
On part 200.
Axostylus axostyle 11 has positioning section 111 and thread segment 112, and described positioning section 111 is away from described thread segment
One end of 112 is fixing with described fixture 10 to be connected, and described thread segment 112 is away from described positioning section 111
One end be provided with positioning piece 14.That is to say, one end of axostylus axostyle 11 is provided with fixture 10, and this is solid
Locking member 10 is relatively-stationary with axostylus axostyle 11, can be with axostylus axostyle 11 synchronous axial system, another of axostylus axostyle 11
End is provided with keeper 14.
Pivotal part 12 is suitable to be fixedly held to described second component 201, and described pivotal part 12 threaded engagement in
Described thread segment 112.That is, say, that pivotal part 12 is suitable for and another of electronic equipment
Part is fixing, the support arm of such as desk lamp.It should be noted that the structure of pivotal part 12 sets according to electronics
In Bei, the structure of the first component 200 selects, and for different electronic equipments, then can use difformity
With structure pivotal part 12, as long as pivotal part 12 is suitable to be fixed on second component 201.Meanwhile,
Pivotal part 12 be set on axostylus axostyle 11 and with thread segment 112 threaded engagement, rotate pivotal part 12
Time, pivotal part 12 can be axially moveable certain distance on axostylus axostyle 11.
Elastic component 13 is sheathed on described thread segment 112 and is positioned at described pivotal part 12 and described keeper 14
Between, when described pivotal part 12 rotates, described pivotal part 12 rotates also on described thread segment 112
Oppress described elastic component 13 vertically, so that described elastic component 13 is elastically compressed.
It is to say, elastic component 13 is in confined state between pivotal part 12 and keeper 14,
For providing the axial pressure acting on pivotal part 12 so that pivotal part 12 and thread segment 112 and
Friction torque is produced between elastic component 13.When pivotal part 12 rotates (the most clockwise), pivotal part
12 move a certain distance along the axial of axostylus axostyle 11 to the direction near elastic component 13, now, and elastic component 13
Being further compressed, the decrement of elastic component 13 is the biggest, then elastic component 13 is supplied to the pressure of pivotal part 12
Power is the biggest, and the friction torque between pivotal part 12 and thread segment 112 and elastic component 13 is the biggest.
It is understood that elastic component 13 can use disk spring or stage clip etc., can be directly sleeved on
On axostylus axostyle 11, and bigger elastic reaction can be provided, and then increase friction torque.
Have in application, when the first component 200 of electronic equipment can limit damping privot mechanism 100 with this
Fixture 10 fixing connect, second component 201 and this of electronic equipment can limit damping privot mechanisms
The electronic equipment that can be formed pivotably or fold after the fixing connection of pivotal part 12 of 100.During use,
User is by applying active force when the first component 200 or second component 201, due to pivotal part 12
And between axostylus axostyle 11, having bigger frictional force between pivotal part 12 and elastic component 13, this frictional force exists
User needs to serve as resistance when rotating the first component 200 or second component 201, so, user is executed
The active force added have to be larger than above-mentioned frictional force and the first component 200 could be promoted relative with second component 201
Rotate.
Meanwhile, during promoting the first component 200 and second component 201 to rotate, pivotal part 12
Axostylus axostyle 11 turns an angle, and, if pivotal part 12 is along clockwise and anticlockwise
Direction rotates, and moves to the direction near elastic component 13, then compress elastic component 13 further, carry
For the bigger pressure acting on pivotal part 12, and then above-mentioned frictional force is increased, so, can be in order to
The trend being gradually increased by this frictional force so that the first component 200 and second component 201 turn to
Mitre position, and when maximum angle position, frictional force is maximum, to guarantee the first component 200 and the
Appointing between minimum angular position and maximum angle position can be reliably stopped at when two components 201 are opened
Meaning position, without the problem such as shaking.
If pivotal part 12 rotates along another direction clockwise and anticlockwise, and to away from elastic component
The direction of 13 is moved, then be gradually reduced elastic component 13 decrement, and what it provided acts on pivotal part 12
Pressure also reduce, and then make above-mentioned frictional force less, so, it is possible to use this frictional force is gradually
The trend reduced so that the first component 200 and second component 201 turn to minimum from maximum angle position
During angular position, frictional force diminishes relatively, and then the most laborsaving, simultaneously as make the first structure
Part 200 and second component 201 are during maximum angle position turns to minimum angular position, still
There is certain frictional force, and then guarantee the first component 200 and second component 201 not have again soon
Speed rotates and causes the problem such as the first component 200 and second component 201 damage.
According to the present invention provide can limit damping privot mechanism 100, elastic component 13 is sheathed on axostylus axostyle 11
Thread segment 112 and between pivotal part 12 and keeper 14, when pivotal part 12 rotates, pivot
Part 12 rotates on thread segment 112 and oppresses elastic component 13 vertically, so that elastic component 13 is pressed by elasticity
Contracting, so, the elastic force utilizing spring to provide can increase the frictional force suffered by pivotal part 12 rotation process,
And then raising damping action, apply this can limit damping privot mechanism 100 electronic equipment fold or rotate
Relatively reliable, the problem such as will not shake.
With reference to shown in Fig. 1, in one embodiment of the invention, also include the first wear plate 15 and second
Wear plate 16, the first wear plate 15 is sheathed on described thread segment 112 and is positioned at described pivotal part 12 and bullet
Between property part 13；Second wear plate 16 is sheathed on described thread segment 112 and is positioned at described elastic component 13
And between described keeper 14.
It is to say, in the present embodiment, between pivotal part 12 and elastic component 13, elastic component 13 is with fixed
It is respectively provided with a wear plate, on the one hand, pivot can be increased by this first wear plate 15 between the part 14 of position
Turn the frictional force between part 12 and elastic component 13, and keeper can be increased by the second wear plate 16
Frictional force between 14 and elastic component 13.On the other hand, wear-resisting by the first wear plate 15 and second
Elastic component 13 can be played a protective role by sheet 16, it is to avoid elastic component 13 directly with pivotal part 12 and calmly
The problems such as the abrasion that position part 14 contact causes, improve its service life and the reliability of use and fastness.
As preferably, in an example of the present invention, the cross section of thread segment 112 is non-circular,
Described first wear plate 15 has the first pilot hole that the shape of cross section with described thread segment 112 coordinates
151, described first wear plate 15 fits over described thread segment 112 by described first pilot hole 151 interference set
On.Second wear plate 16 has the second pilot hole that the shape of cross section with described thread segment 112 coordinates
161, described second wear plate 16 fits over described thread segment 112 by described second pilot hole 161 interference set
On.
It is to say, the thread segment 112 of the first wear plate 15 and the second wear plate 16 and axostylus axostyle 11 is logical
Cross what non-circular hole coordinated, so, so that the first wear plate 15 and the second wear plate 16 and axostylus axostyle
11 is relatively-stationary, and when axostylus axostyle 11 rotates, the first wear plate 15 is relative with the second wear plate 16
Rotate.Meanwhile, its simple in construction, easy to assembly.
With reference to shown in Fig. 1, in some embodiments of the invention, also include locating part 17, described spacing
Part 17 is fixed on described positioning section 111, and described locating part 17 has a breach 171, described pivotal part
Axially projecting on 12 it is formed with a projection extending in described breach 171, when described pivotal part 12
When rotating between the first position and the second position, described projection is slided in described breach 171.
It is to say, projection can be slided in the upper breach 171 of locating part 17, the chi of breach 171
The very little stroke determining protruding slip, and projection and pivotal part 12 are fixed, therefore, protruding at breach
The angular range that the stroke limitings that slide in 171 pivotal part 12 rotates on axostylus axostyle 11, maximum angle
Position is primary importance, and minimum angles position is the second position.
In the present embodiment, achieved pivotal part 12 by coordinating between locating part 17 with pivotal part 12
The restriction of rotational angle, its simple in construction is firm, can be satisfied with the electricity needing the scope of turning an angle
Subset.
It is understood that the structure of locating part 17 is not limited to this, other versions and pivot can be used
Turning part 12 to coordinate, such as, using sliding groove structure to replace breach 171, projection can be slided in chute.
In addition it is also possible to arrange projection on locating part 17, and breach 171 or sliding is set on pivotal part 12
Groove, numerous to list herein.
With reference to shown in Fig. 1, in one embodiment of the invention, positioning section 111 has a cross section and is
Non-circular limiting section 1111, described locating part 17 has and the shape of cross section of described limiting section 1111
The spacing hole 172 coordinated, described locating part 17 fits over described spacing by described spacing hole 172 interference set
In portion 1111.
It is to say, locating part 17 coordinates realization solid with the positioning section 111 of axostylus axostyle 11 by non-circular hole
Fixed, when axostylus axostyle 11 rotates, locating part 17 can be with axostylus axostyle 11 synchronous rotary, its simple in construction, dress
Formula just, is relatively fixed relatively reliable.
In a preferred embodiment of the present invention, keeper 14 is nut, and described nut thread is matched with institute
State thread segment 112 one end away from described positioning section 111.It is to say, in the present embodiment, use spiral shell
It is female that as keeper 14, nut can rotate on the thread segment 112 of axostylus axostyle 11, so, and Ke Yitong
Overwinding turn nut adjusting nut position on thread segment 112, and then the decrement of regulation elastic component 13.
Concrete, if rotating nut, nut is moved along the direction near elastic component 13, pivotal part
Distance between 12 and nut reduces, and then it is bigger that elastic component 13 is compressed, so, and elastic component
13 pressure acting on pivotal part 12 provided are bigger, and then improve friction torque.If rotation spiral shell
Mother makes nut move along the direction away from elastic component 13, and the distance between pivotal part 12 and nut increases,
And then elastic component 13 decrement is reduced, so, what elastic component 13 provided acts on pivotal part 12
Pressure reduce, and then reduce friction torque.Thus, user can rotating nut regulation as required
Friction torque, if such as needing the first component 200 of electronic equipment to rotate tighter with second component 201
Gu, then can rotate nut by instruments such as spanners and nut is moved along the direction near elastic component 13,
If the first component 200 such as needing electronic equipment rotates lighter with second component 201, the most permissible
Rotating nut by instruments such as spanners makes nut move along the direction away from elastic component 13, and it uses
More flexible and convenient.Additionally, after a certain period of use time, if because abrasion makes the first component 200 He
Second component 201 becomes loosening when rotating, then nut can also be made along near bullet by rotating nut
Property part 13 direction move solution loosen problem.
With reference to shown in Fig. 3, in one particular embodiment of the present invention, pivotal part 12 includes rotary sleeve
121 and side cover 122.Rotary sleeve 121 has and the screwed hole 1211 of described thread segment 112 threaded engagement,
And the side closing on described elastic component 13 on described rotary sleeve 121 is formed with a host cavity 1212, described
Elastic component 13 is contained in described host cavity 1212.Such as shown in Fig. 1, elastic component 13 and the first wear plate
15 and second wear plate 16 be respectively positioned in host cavity 1212.
Side cover 122 is provided with the through hole passed for described thread segment 112, and described side cover 122 is fastened in
Described rotary sleeve 121 is also positioned on described rotary sleeve 121 side away from described elastic component 13.Corresponding,
Projection can be formed on side cover 122.
It is to say, rotary sleeve 121 and thread segment 112 threaded engagement of axostylus axostyle 11, can be at thread segment
Rotating on 112, side cover 122 is then fixed on the side of rotary sleeve 121, can with rotary sleeve 121 not
With rotating.The present embodiment, employing Split rotary set 121 and side cover 122 are as pivotal part 12, permissible
It is convenient to the production and processing of pivotal part 12, also allows for the formation of projection, meanwhile, side cover 122 and rotary sleeve
121 use fixing mode, can simplify side cover 122 and the fixing structure of rotary sleeve 121.
More specifically, for realizing the fixing of rotary sleeve 121 and side cover 122, show of the present invention
In example, it is non-circular that rotary sleeve 121 protrudes formation one cross section to the side away from described elastic component 13
Chuck 1213, described side cover 122 is formed and engages so that described side cover 122 with described chuck 1213
Can the draw-in groove of synchronous rotary with rotary sleeve 121.So, can be by by the engaging of chuck 1213 and draw-in groove
Rotary sleeve 121 engage with side cover 122 so that realize can synchronous rotary, its simple in construction, fixation can
Lean on.
With reference to shown in Fig. 4 to Fig. 5, embodiments provide a kind of desk lamp, including base, support
Arm and as described in above-described embodiment can limit damping privot mechanism 100, base is fixedly arranged on described first structure
Part 200, described support arm is connected with described second component 201.So, the first component 200 and second
Between component 201 by this can limit damping privot mechanism 100 rotate can realize support arm and base it
Between relatively rotate.
In one embodiment of the invention, the first component 200 has two relative articulated sections 2001,2002,
Articulated section described in two one of them to have cross section on 2001 be non-circular 3rd pilot hole, described fixing
The cross section of part 10 is suitable with described 3rd pilot hole and interference set is assigned in described 3rd pilot hole.The
Two components 201 have a rotation section 2011, and it is non-circular that described rotation section 2011 has cross section
Four pilot holes 2012, the cross section of described pivotal part 12 and described 4th pilot hole 2012 be suitable and mistake
The set that is full of is assigned in described 4th pilot hole 2012.Rotation section 2011 has and described 4th pilot hole 2012
It is coaxially disposed and cross section is circular hole, location 2003, on another in articulated section described in two 2002
Being provided with a locating dowel 2013, described locating dowel 2013 is pivotably arranged in hole, described location 2003.
Thus, the first component 200 and second component 201 can realize more reliable and more stable rotation, enter
And it is more steady to guarantee that base and support arm rotate after fixing with the first component 200 and second component 201 respectively
Fixed reliable.
According to the present invention provide desk lamp, have above-mentioned can limit damping privot mechanism 100, elastic component 13
It is sheathed on the thread segment 112 of axostylus axostyle 11 and between pivotal part 12 and keeper 14, works as pivotal part
During 12 rotation, pivotal part 12 rotates on thread segment 112 and oppresses elastic component 13 vertically, so that bullet
Property part 13 is elastically compressed, and so, the elastic force utilizing spring to provide can increase pivotal part 12 and rotate
Frictional force suffered by journey, and then improve damping action, rotate more between base and the support arm of desk lamp
Reliably, can be stably maintained at some angle, the problem such as will not shake.
In the description of this specification, reference term " embodiment ", " some embodiments ", " show
Example ", the description of " concrete example " or " some examples " etc. means to combine this embodiment or example is retouched
Specific features, structure, material or the feature stated is contained at least one embodiment or the example of the present invention
In.In this manual, the schematic representation to above-mentioned term be not necessarily referring to identical embodiment or
Example.And, the specific features of description, structure, material or feature can be at any one or many
Individual embodiment or example combine in an appropriate manner.
Although above it has been shown and described that embodiments of the invention, it is to be understood that above-mentioned enforcement
Example is exemplary, it is impossible to be interpreted as limitation of the present invention, and those of ordinary skill in the art is not taking off
Above-described embodiment can be become within the scope of the invention in the case of the principle and objective of the present invention
Change, revise, replace and modification.
Claims (10)
1. can a limit damping privot mechanism, for by the first component of electronic equipment and second component pivot
Turn and connect, it is characterised in that including:
Fixture, described fixture is suitable to be fixedly held to described first component；
Axostylus axostyle, described axostylus axostyle has positioning section and thread segment, and described positioning section is away from the one of described thread segment
Holding be connected fixing with described fixture, described thread segment is provided with positioning piece away from one end of described positioning section；
Pivotal part, described pivotal part is suitable to be fixedly held to described second component, and described pivotal part threaded engagement
In described thread segment；
Elastic component, described elastic component is sheathed on described thread segment and is positioned at described pivotal part and described keeper
Between can move axially along described thread segment, when described pivotal part rotates, described pivotal part is at described spiral shell
Rotate in stricture of vagina section and oppress described elastic component vertically, so that described elastic component is elastically compressed.
The most according to claim 1 can limit damping privot mechanism, it is characterised in that also include:
First wear plate, described first wear plate is sheathed on described thread segment and is positioned at described pivotal part and bullet
Between property part；
Second wear plate, described second wear plate is sheathed on described thread segment and is positioned at described elastic component and institute
State between keeper.
The most according to claim 2 can limit damping privot mechanism, it is characterised in that described screw thread
The cross section of section is non-circular, and the shape of cross section that described first wear plate has with described thread segment coordinates
The first pilot hole, described first wear plate fits over described thread segment by described first pilot hole interference set
On；
Described second wear plate has the second pilot hole that the shape of cross section with described thread segment coordinates, institute
State the second wear plate to be fitted on described thread segment by described second pilot hole interference set.
The most according to claim 1 can limit damping privot mechanism, it is characterised in that also include:
Locating part, described locating part is fixed on described positioning section, and described locating part has a breach, institute
State and axially projecting on pivotal part be formed with a projection extending in described breach, when described pivotal part exists
When rotating between primary importance and the second position, described projection is slided in described breach.
The most according to claim 4 can limit damping privot mechanism, it is characterised in that described location
It is non-circular limiting section that section has a cross section, and described locating part has and the cross section of described limiting section
The spacing hole of form fit, described locating part is fitted on described limiting section by described spacing hole interference set.
The most according to claim 1 can limit damping privot mechanism, it is characterised in that described location
Part is nut, and described nut thread is matched with described thread segment one end away from described positioning section.
The most according to claim 1 can limit damping privot mechanism, it is characterised in that described pivot
Part includes:
Rotary sleeve, described rotary sleeve has and the screwed hole of described thread segment threaded engagement, and described rotation
Putting and close on the side of described elastic component and be formed with a host cavity, described elastic component is contained in described host cavity；
Side cover, described side cover is provided with the through hole passed for described thread segment, and described side cover is fastened in institute
State rotary sleeve and be positioned on described rotary sleeve the side away from described elastic component.
The most according to claim 7 can limit damping privot mechanism, it is characterised in that described rotation
Putting and forming a cross section to the side protrusion away from described elastic component is non-circular chuck, described side cover
On be formed and engage with described chuck so that described side cover and rotary sleeve can the draw-in grooves of synchronous rotary.
9. a desk lamp, its feature exists, including:
Can limit damping privot mechanism as according to any one of claim 1 to 8；
Base and support arm, described base is fixedly arranged on described first component, described support arm and described second
Component is connected.
Desk lamp the most according to claim 9, it is characterised in that described first component has biphase
To articulated section, it is non-circular 3rd pilot hole that articulated section described in two has cross section on one of them, institute
State the cross section of fixture and described 3rd pilot hole is suitable and interference set is assigned in described 3rd pilot hole
In；
Described second component has a rotation section, and it is non-circular 4th dress that described rotation section has cross section
Distribution, the cross section of described pivotal part is suitable with described 4th pilot hole and interference set is assigned in the described 4th
In pilot hole；
Described rotation section has and is coaxially disposed with described 4th pilot hole and cross section is circular hole, location,
Another in articulated section described in two is provided with a locating dowel, and described locating dowel pivotably arranges described location
In hole.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610456918.6A CN105889310B (en) | 2016-06-22 | 2016-06-22 | It can limit damping pivot and the desk lamp with it |
| PCT/CN2016/110408 WO2017219630A1 (en) | 2016-06-22 | 2016-12-16 | Limitable damping pivoting mechanism and table lamp having same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610456918.6A CN105889310B (en) | 2016-06-22 | 2016-06-22 | It can limit damping pivot and the desk lamp with it |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105889310A true CN105889310A (en) | 2016-08-24 |
| CN105889310B CN105889310B (en) | 2018-11-02 |
Family
ID=56718047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610456918.6A Active CN105889310B (en) | 2016-06-22 | 2016-06-22 | It can limit damping pivot and the desk lamp with it |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105889310B (en) |
| WO (1) | WO2017219630A1 (en) |
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| WO2017219630A1 (en) * | 2016-06-22 | 2017-12-28 | 广东百事泰电子商务股份有限公司 | Limitable damping pivoting mechanism and table lamp having same |
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| CN110131297A (en) * | 2019-05-28 | 2019-08-16 | 佛山市意深科技有限公司 | Pivot connector structure |
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| CN111609336A (en) * | 2020-06-30 | 2020-09-01 | 苏州欧普照明有限公司 | Desk lamp |
| WO2022001719A1 (en) * | 2020-06-30 | 2022-01-06 | 苏州欧普照明有限公司 | Table lamp |
| CN113931923A (en) * | 2021-09-30 | 2022-01-14 | 联想(北京)有限公司 | Connecting device and electronic equipment |
| CN114263537A (en) * | 2020-09-16 | 2022-04-01 | 广东逸动科技有限公司 | Marine electronic throttle control device, control method and ship |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2017219630A1 (en) | 2017-12-28 |
| CN105889310B (en) | 2018-11-02 |
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Address after: 518000 Three Floors of Baotian Road 358 Factory Area, Tiegang Community, Xixiang Street, Baoan District, Shenzhen City, Guangdong Province Patentee after: Guangdong best medical equipment Co., Ltd Address before: 518000 Guangdong city of Shenzhen province Baoan District Xixiang Street Gang iron community Po Tin all the way on the third floor of 258 east part Patentee before: Guangdong BESTEK E-commerce Co.,Ltd. |
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