CN105889310B - It can limit damping pivot and the desk lamp with it - Google Patents
It can limit damping pivot and the desk lamp with it Download PDFInfo
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- CN105889310B CN105889310B CN201610456918.6A CN201610456918A CN105889310B CN 105889310 B CN105889310 B CN 105889310B CN 201610456918 A CN201610456918 A CN 201610456918A CN 105889310 B CN105889310 B CN 105889310B
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- Prior art keywords
- thread segment
- section
- component
- pivotal part
- elastic component
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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
- F16C11/12—Pivotal connections incorporating flexible connections, e.g. leaf springs
Abstract
The present invention relates to it is a kind of can limit damping pivot and with its desk lamp, which includes fixing piece, shaft, pivotal part and elastic component, and fixing piece is suitable for being fixedly held to first component；There is shaft positioning section and thread segment, the one end of positioning section far from thread segment to be fixedly connected with fixing piece, and one end that remotely located section of thread segment is equipped with positioning piece；Pivotal part is suitable for being fixedly held to second component, and pivotal part screw-thread fit is in thread segment；Elastic component is sheathed on thread segment and can threadingly section be moved axially between pivotal part and locating piece, and when pivotal part rotates, pivotal part rotates on thread segment and oppresses elastic component in an axial direction, so that elastic component is elastically compressed.The present invention can utilize elastic component provide elastic force increase pivotal part rotation process suffered by frictional force, and then improve damping action, using the damping pivot electronic equipment fold or rotate it is relatively reliable, the problems such as will not shaking.
Description
Technical field
The present invention relates to pivot, more particularly to it is a kind of can limit damping pivot and the desk lamp with it.
Background technology
As science and technology is constantly progressive, more complicated and more humane electronic product is more weeded out the old and bring forth the new.Such as the ease of taking
Band, convenient for adjusting angle, in the related technology, numerous electronic products use foldable or rotating manner.These foldable or rotations
Electronic product generally comprise the first housing, the second housing and the pivot being connected between the first housing and the second housing,
After the first housing is connect with the second housing by pivot, you can realize rotation or fold.
However, pivot in the prior art, the general frictional force using between structural member is as rotation torque, knot
Structure is simple, small, and still, it is small to concurrently there are its damping, turns to after a certain angle, cannot be stable in the position, is easy
The problems such as generating shaking.
Invention content
The present invention is directed to solve at least some of the technical problems in related technologies.For this purpose, the present invention
One purpose is to propose that one kind can limit damping pivot.
It is another object of the present invention to propose it is a kind of with this can limit damping pivot desk lamp.
To achieve the above object, on the one hand, it is according to the ... of the embodiment of the present invention can limit damping pivot, for by electronics
The first component of equipment is pivotally connected with second component, including：
Fixing piece, the fixing piece are suitable for being fixedly held to the first component；
Shaft, the shaft have positioning section and thread segment, the one end of the positioning section far from the thread segment with it is described
Fixing piece is fixedly connected, and the one end of the thread segment far from the positioning section is equipped with positioning piece；
Pivotal part, the pivotal part is suitable for being fixedly held to the second component, and the pivotal part screw-thread fit is in the spiral shell
Line section；
Elastic component, the elastic component are sheathed on the thread segment and between the pivotal part and the locating pieces, when
When the pivotal part rotation, the pivotal part rotates on the thread segment and oppresses in an axial direction the elastic component, so that described
Elastic component is elastically compressed.
According to it is provided by the invention can limit damping pivot, elastic component be sheathed on the thread segment of shaft and positioned at pivot
Between part and locating piece, when pivotal part rotates, pivotal part rotates on thread segment and oppresses in an axial direction elastic component, so that elastic
Part is elastically compressed, in this way, can increase the frictional force suffered by pivotal part rotation process using the elastic force that elastic component provides, into
And improve damping action, using this can the electronic equipment of limit damping pivot fold or rotate relatively reliable, will not occur
The problems such as shaking.
In addition, according to the above embodiment of the present invention can limit damping pivot can also have following additional technology special
Sign：
According to one embodiment of present invention, further include：
First wear plate, first wear plate be sheathed on the thread segment and positioned at the pivotal part and elastic component it
Between；
Second wear plate, second wear plate are sheathed on the thread segment and are located at the elastic component and the locating piece
Between.
According to one embodiment of present invention, the cross section of the thread segment is non-circular, and first wear plate has
The first pilot hole coordinated with the cross-sectional shape of the thread segment, first wear plate pass through the first pilot hole interference
Set fits on the thread segment；
Second wear plate has the second pilot hole coordinated with the cross-sectional shape of the thread segment, and described second is resistance to
Grinding is fitted over by the second pilot hole interference set on the thread segment.
According to one embodiment of present invention, further include：
Locating part, the locating part are fixed on the positioning section, and the locating part has a notch, on the pivotal part
It is axially projecting to be formed with a protrusion extended in the notch, when the pivotal part between the first position and the second position
When rotation, the protrusion is slided in the notch.
According to one embodiment of present invention, it is non-circular limiting section, the limit that the positioning section, which has a cross section,
There is position part the limit hole coordinated with the cross-sectional shape of the limiting section, the locating part to be matched by the limit hole interference set
On the limiting section.
According to one embodiment of present invention, the locating piece is nut, and the nut thread is matched with the thread segment
One end far from the positioning section.
According to one embodiment of present invention, the pivotal part includes：
Rotary sleeve, the rotary sleeve has the threaded hole with the thread segment screw-thread fit, and is closed on the rotary sleeve
The side of the elastic component is formed with a host cavity, and the elastic component is contained in the host cavity；
Side cover, the side cover is equipped with the through-hole passed through for the thread segment, and the side cover is fastened in the rotary sleeve
And the side far from the elastic component on the rotary sleeve.
According to one embodiment of present invention, it protrudes to form a cross to the side far from the elastic component on the rotary sleeve
Section is non-circular chuck, is formed with and engages with the chuck so that the side cover can synchronous rotation with rotary sleeve on the side cover
The card slot turned.
On the other hand, desk lamp provided in an embodiment of the present invention, including：
It as described above can limit damping pivot；
Pedestal and support arm, the pedestal are fixedly arranged on the first component, and the support arm is connected with the second component.
According to desk lamp provided by the invention, have it is above-mentioned can limit damping pivot, elastic component is sheathed on the spiral shell of shaft
Line section and between pivotal part and locating piece, when pivotal part rotates, pivotal part is rotated on thread segment and is oppressed in an axial direction
Elastic component, so that elastic component is elastically compressed, in this way, can be increased suffered by pivotal part rotation process using the elastic force that spring provides
The frictional force arrived, and then damping action is improved, it rotates relatively reliable between the pedestal and support arm of desk lamp, can stably keep
In some angle, the problems such as will not shaking.
According to one embodiment of present invention, the first component has two opposite articulated sections, and two articulated sections are wherein
One of it is upper to have cross section be non-circular third pilot hole, the cross section of the fixing piece is adapted with the third pilot hole
And interference set is assigned in the third pilot hole；
The second component has a rotation section, and it is non-circular 4th pilot hole, institute that the rotation section, which has cross section,
Stating the cross section of pivotal part, and the 4th pilot hole is adapted and interference set is assigned in the 4th pilot hole；
The rotation section have with the 4th pilot hole coaxial arrangement and cross section be circular location hole, two hinges
Another in socket part is equipped with a positioning column, and the positioning column is pivotably arranged in the location hole.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obviously, or practice through the invention is recognized.
Description of the drawings
Fig. 1 be the embodiment of the present invention can limit damping pivot explosive view；
Fig. 2 be the embodiment of the present invention can limit damping pivot overall structure diagram；
Fig. 3 be the embodiment of the present invention can in limit damping pivot pivotal part structural schematic diagram；
Fig. 4 be first component in desk lamp of the embodiment of the present invention, second component with can the structure of limit damping pivot show
It is intended to explosive view；
Fig. 5 be first component in desk lamp of the embodiment of the present invention, second component with can the whole of limit damping pivot tie
Structure schematic diagram.
Reference numeral：
It can limit damping pivot 100；
Fixing piece 10；
Shaft 11；
Positioning section 111；Limiting section 1111；
Thread segment 112；
Pivotal part 12；
Rotary sleeve 121；Threaded hole 1211；Host cavity 1212；Chuck 1213；
Side cover 122；
Elastic component 13；
Locating piece 14；
First wear plate 15；
First pilot hole 151；
Second wear plate 16；
Second pilot hole 161；
Locating part 17；
Notch 171；
Limit hole 172；
First component 200；
Articulated section 2001,2002；
Location hole 2003；
Second component 201；
Rotation section 2011；
4th pilot hole 2012；
Positioning column 2013.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term "center", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of
The description present invention and simplified description, do not indicate or imply the indicated device or element must have a particular orientation, with spy
Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be machine
Tool connects, and can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary two members
Connection inside part.For the ordinary skill in the art, above-mentioned term can be understood in this hair as the case may be
Concrete meaning in bright.
Shown in Fig. 3, an embodiment of the present invention provides one kind can limit damping pivot 100, for will be electric
The first component 200 of sub- equipment is pivotally connected with second component 201, and electronic equipment is, for example, desk lamp, support of electronic product, notes
This computer etc., for desk lamp, can utilize this can limit damping pivot 100 lamp holder is connect to be formed with support arm
Relationship can be relatively rotated, so that support arm rotates and adjust the angle of the lighting unit on support arm；Can also utilize should
Can limit damping pivot 100 support arm is connect to be formed with lighting unit can relatively rotate relationship so that illumination is single
Member rotates and adjusts angle.For support of electronic product, can utilize this can limit damping pivot 100 by supporting rod and electricity
Sub- product clamping head connects to form rotation relation, and then realizes angular adjustment.To laptop, it can utilize this that can limit resistance
Buddhist nun's pivot 100 connect display part to form retractable structure with host machine part, and then reaches opening and closing display
The effect of screen.
This can limit damping pivot 100 include fixing piece 10, shaft 11, pivotal part 12 and elastic component 13.
Specifically, fixing piece 10 is suitable for being fixedly held to the first component 200.That is, the fixing piece 10 is suitble to and electricity
One of sub- equipment part is fixed, for example, desk lamp lamp holder.It should be noted that the structure of fixing piece 10 is according in electronic equipment
The construction of first component 200 selects, and for different electronic equipments, then the fixing piece 10 of different shape and construction may be used,
As long as fixing piece 10 is suitable for being fixed in first component 200.
Shaft 11 have positioning section 111 and thread segment 112, the one end of the positioning section 111 far from the thread segment 112 with
The fixing piece 10 is fixedly connected, and the one end of the thread segment 112 far from the positioning section 111 is equipped with positioning piece 14.Namely
It is that one end of shaft 11 is provided with fixing piece 10, and the fixing piece 10 and shaft 11 is relatively-stationary, it can be same with shaft 11
Step rotation, the other end of shaft 11 are provided with locating piece 14.
Pivotal part 12 is suitable for being fixedly held to the second component 201, and 12 screw-thread fit of the pivotal part is in the thread segment
112.That is, that is to say, that pivotal part 12 is suitble to fix with another part of electronic equipment, such as desk lamp support
Arm.It should be noted that the structure of pivotal part 12 is selected according to the construction of first component in electronic equipment 200, for different
The pivotal part 12 of different shape and construction then may be used in electronic equipment, as long as pivotal part 12 is suitable for being fixed on second component 201
It is upper.Meanwhile pivotal part 12 be set in it is on shaft 11 and with 112 screw-thread fit of thread segment, rotate pivotal part 12 when, pivot
Certain distance can be axially moveable on shaft 11 by turning part 12.
Elastic component 13 is sheathed on the thread segment 112 and between the pivotal part 12 and the locating piece 14, works as institute
When stating the rotation of pivotal part 12, the pivotal part 12 rotates on the thread segment 112 and oppresses in an axial direction the elastic component 13, with
The elastic component 13 is set to be elastically compressed.
That is, elastic component 13 is in confined state between pivotal part 12 and locating piece 14, for providing axis
To the pressure for acting on pivotal part 12 so that generating friction torque between pivotal part 12 and thread segment 112 and elastic component 13.
When pivotal part 12 rotates (such as clockwise), pivotal part 12 moves one along the axial of shaft 11 to close to the direction of elastic component 13
Set a distance, at this point, elastic component 13 is further compressed, the decrement of elastic component 13 is bigger, then elastic component 13 is supplied to pivotal part
12 pressure is bigger, and the friction torque between pivotal part 12 and thread segment 112 and elastic component 13 is also bigger.
It is understood that disk spring or compression spring etc. may be used in elastic component 13, can be directly sleeved on shaft 11,
And it is capable of providing larger elastic reaction, and then increase friction torque.
With in application, when electronic equipment first component 200 with this can limit damping pivot 100 fixing piece 10
Be fixedly connected, the second component 201 of electronic equipment with this can limit damping pivot 100 pivotal part 12 be fixedly connected after
The electronic equipment pivotably or folded can be formed.In use, user is by applying active force in first component 200 or the second
It, should due between pivotal part 12 and shaft 11, there is larger frictional force between pivotal part 12 and elastic component 13 when component 201
Frictional force needs the when of rotating first component 200 or second component 201 to serve as resistance in user, so, the work that user applies
Firmly having to be larger than above-mentioned frictional force could push first component 200 and second component 201 to relatively rotate.
Meanwhile during pushing first component 200 and second component 201 rotates, pivotal part 12 turns on shaft 11
Dynamic certain angle, moreover, if pivotal part 12 is rotated along a direction clockwise and anticlockwise, and to close to elastic component 13
Direction is moved, then is further compressed to elastic component 13, the pressure for acting on pivotal part 12 of bigger is provided, so that above-mentioned rub
It wipes power to increase, in this way, this frictional force gradually increased trend can be utilized so that 201 turns of first component 200 and second component
It moves to maximum angle position, and at maximum angle position, frictional force is maximum, to ensure first component 200 and second component 201
Any position between minimum angle position and maximum angle position can be reliably stopped at when opening, without shaking
The problems such as.
If pivotal part 12 is rotated along another direction clockwise and anticlockwise, and is moved to the direction far from elastic component 13
It is dynamic, then 13 decrement of elastic component is gradually reduced, the pressure for acting on pivotal part 12 provided also reduces, so that above-mentioned
Friction is small, in this way, the trend that this frictional force is gradually reduced can be utilized so that first component 200 and second component 201
When turning to minimum angle position from maximum angle position, frictional force is opposite to become smaller, and then more easily laborsaving, simultaneously as
So that during first component 200 and second component 201 turn to minimum angle position from maximum angle position, still have
Certain frictional force, so ensure can first component 200 and second component 201 be not in quick rotation again and cause the first structure
The problems such as part 200 and second component 201 damage.
According to it is provided by the invention can limit damping pivot 100, elastic component 13 is sheathed on the thread segment 112 of shaft 11
And between pivotal part 12 and locating piece 14, when pivotal part 12 rotates, pivotal part 12 rotates on thread segment 112 and along axis
To compressing elastic component 13, so that elastic component 13 is elastically compressed, in this way, can increase pivotal part 12 using the elastic force that spring provides
Frictional force suffered by rotation process, so improve damping action, using this can limit damping pivot 100 electronic equipment
Fold or rotate it is relatively reliable, the problems such as will not shaking.
Further include the first wear plate 15 and the second wear plate 16 in one embodiment of the invention shown in referring to Fig.1,
First wear plate 15 is sheathed on the thread segment 112 and between the pivotal part 12 and elastic component 13；Second wear plate 16
It is sheathed on the thread segment 112 and between the elastic component 13 and the locating piece 14.
That is, in the present embodiment, divide between pivotal part 12 and elastic component 13, between elastic component 13 and locating piece 14
One wear plate is not set, on the one hand, can increase the friction between pivotal part 12 and elastic component 13 by first wear plate 15
Power, and the frictional force between locating piece 14 and elastic component 13 can be increased by the second wear plate 16.On the other hand, pass through
One wear plate 15 and the second wear plate 16 can play a protective role to elastic component 13, avoid elastic component 13 directly with pivotal part 12
The problems such as being worn caused by being contacted with locating piece 14, the reliability and fastness that improve its service life and use.
Preferably, in the example of the present invention, the cross section of thread segment 112 is non-circular, and described first is resistance to
There is the first pilot hole 151 coordinated with the cross-sectional shape of the thread segment 112, first wear plate 15 to pass through for grinding 15
First pilot hole, 151 interference set fits on the thread segment 112.Second wear plate 16 has and the thread segment 112
Second pilot hole 161 of cross-sectional shape cooperation, second wear plate 16 are fitted over by second pilot hole, 161 interference set
On the thread segment 112.
That is, the thread segment 112 of the first wear plate 15 and the second wear plate 16 and shaft 11 is to pass through non-circular hole
Cooperation, in this way, the first wear plate 15 and the second wear plate 16 and shaft 11 can be made relatively-stationary, and in 11 turns of shaft
When dynamic, the first wear plate 15 and the second wear plate 16 relatively rotate.Meanwhile it is simple in structure, it is easy to assembly.
Further include locating part 17 in some embodiments of the invention, the locating part 17 is fixed on shown in referring to Fig.1
The positioning section 111, and the locating part 17 has a notch 171, it is axially projecting on the pivotal part 12 to be formed with one and prolong
The protrusion in the notch 171 is extended to, when the pivotal part 12 rotates between the first position and the second position, the protrusion
The sliding in the notch 171.
That is, protrusion can the sliding in the upper notch 171 of locating part 17, the size of notch 171 determines convex
The stroke of sliding is played, and protrusion is fixed with pivotal part 12, therefore, protrusion is in the interior stroke limiting slided of notch 171 pivot
Turn the angular range that part 12 rotates on shaft 11, maximum angle position is first position, and minimum angles position is the second position.
In the present embodiment, realized to 12 rotational angle of pivotal part by the cooperation between locating part 17 and pivotal part 12
It limits, it is simple and strong in structure, the electronic equipment for the range that needs to turn an angle can be satisfied with.
It is understood that the structure of locating part 17 is without being limited thereto, other structures form may be used and match with pivotal part 12
It closes, such as is replacing notch 171, protrusion that can be slided in sliding slot using sliding groove structure.In addition it is also possible on locating part 17
Setting protrusion, and notch 171 or sliding slot are set on pivotal part 12, it is numerous to list herein.
Shown in referring to Fig.1, in one embodiment of the invention, it is non-circular limit that positioning section 111, which has a cross section,
Position portion 1111, the locating part 17 have the limit hole 172 coordinated with the cross-sectional shape of the limiting section 1111, the limit
Part 17 is fitted over by 172 interference set of the limit hole on the limiting section 1111.
That is, locating part 17 and the positioning section 111 of shaft 11 are fixed by non-circular hole cooperation realization, in shaft
When 11 rotation, locating part 17 can be simple in structure with 11 synchronous rotary of shaft, easy to assembly, is relatively fixed relatively reliable.
In a preferred embodiment of the present invention, locating piece 14 is nut, and the nut thread is matched with the thread segment
112 one end far from the positioning section 111.That is, in the present embodiment, using nut as locating piece 14, nut can
It is rotated on the thread segment 112 of shaft 11, in this way, position that can be by rotating nuts adjusting nut on thread segment 112, into
And adjust the decrement of elastic component 13.
Specifically, if rotating nuts make nut be moved along the direction close to elastic component 13, pivotal part 12 and nut it
Between distance reduce so that elastic component 13 is by compression bigger, in this way, the pressure for acting on pivotal part 12 that elastic component 13 provides
Power bigger, and then improve friction torque.If rotating nuts make nut be moved along the direction far from elastic component 13, pivotal part
The distance between 12 and nut increase, so that 13 decrement of elastic component reduces, in this way, the offer of elastic component 13 acts on pivot
The pressure for turning part 12 reduces, and then reduces friction torque.User can adjust friction torsion by rotating nut as needed as a result,
Square, for example, if the first component 200 of electronic equipment is needed more to be fastened with the rotation of second component 201, then it can be by spanner etc.
Tool rotating nuts make nut be moved along close to the direction of elastic component 13, for example, if needing the first component of electronic equipment
200 is lighter with the rotation of second component 201, then can make nut along far from elastic component 13 by the tools rotating nuts such as spanner
Direction movement, using more flexible and convenient.In addition, after a certain period of use time, if because abrasion is so that the first structure
Part 200 and second component 201 become to loosen when rotating, then can also make nut along close to elastic component 13 by rotating nuts
Direction movement solve the problems, such as loosening.
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 the threaded hole 1211 with 112 screw-thread fit of the thread segment, and institute is closed on the rotary sleeve 121
The side for stating elastic component 13 is formed with a host cavity 1212, and the elastic component 13 is contained in the host cavity 1212.Such as Fig. 1 institutes
Show, elastic component 13 and the first wear plate 15 and the second wear plate 16 are respectively positioned in host cavity 1212.
Side cover 122 is equipped with the through-hole passed through for the thread segment 112, and the side cover 122 is fastened in the rotary sleeve
121 and the side far from the elastic component 13 on the rotary sleeve 121.Corresponding, protrusion can be formed in side cover 122
On.
That is, 112 screw-thread fit of thread segment of rotary sleeve 121 and shaft 11, can rotate on thread segment 112,
And side cover 122 is then fixed on the side of rotary sleeve 121, it can be with 121 different rotary of rotary sleeve.The present embodiment, use are split type
Rotary sleeve 121 and side cover 122 are used as pivotal part 12, can be convenient to the production and processing of pivotal part 12, also allow for the formation of protrusion,
Meanwhile side cover 122 uses fixing mode with rotary sleeve 121, can simplify side cover 122 and 121 fixed structure of rotary sleeve.
More specifically, to realize the fixing of rotary sleeve 121 and side cover 122, in the example of the present invention, rotary sleeve
It protrudes to form a cross section for non-circular chuck 1213, on the side cover 122 to the side far from the elastic component 13 on 121
Be formed with engage with the chuck 1213 so that the side cover 122 and rotary sleeve 121 can synchronous rotary card slot.In this way, passing through
Engaging of the chuck 1213 with card slot rotary sleeve 121 can be engaged with side cover 122 so that realize can synchronous rotary, structure letter
Single, fixation is reliable.
With reference to shown in Fig. 4 to Fig. 5, an embodiment of the present invention provides a kind of desk lamps, including pedestal, support arm and such as above-mentioned reality
Apply described in example can limit damping pivot 100, pedestal is fixedly arranged on the first component 200, the support arm and described the
Two components 201 are connected.In this way, can 100 turns of limit damping pivot by this between first component 200 and second component 201
The dynamic relative rotation that can be realized between support arm and pedestal.
In one embodiment of the invention, first component 200 has two opposite articulated sections 2001,2002, two hinges
It is non-circular third pilot hole, the cross section of the fixing piece 10 and described the to have cross section in one of socket part 2001
Three pilot holes are adapted and interference set is assigned in the third pilot hole.Second component 201 have a rotation section 2011, described turn
It is non-circular 4th pilot hole 2012 that dynamic portion 2011, which has cross section, and the cross section of the pivotal part 12 is assembled with the described 4th
Hole 2012 is adapted and interference set is assigned in the 4th pilot hole 2012.Rotation section 2011 has and the 4th pilot hole
2012 coaxial arrangements and cross section are circular location hole 2003, another in two articulated sections upper 2002 is equipped with one and positions
Column 2013, the positioning column 2013 are pivotably arranged in the location hole 2003.
More reliable and more stable rotation may be implemented in first component 200 and second component 201 as a result, and then ensures pedestal
It is rotated after being fixed respectively with first component 200 and second component 201 with support arm more reliable and more stable.
According to desk lamp provided by the invention, have it is above-mentioned can limit damping pivot 100, elastic component 13 is sheathed on shaft
11 thread segment 112 and between pivotal part 12 and locating piece 14, when pivotal part 12 rotates, pivotal part 12 is in thread segment
It is rotated on 112 and oppresses elastic component 13 in an axial direction, so that elastic component 13 is elastically compressed, in this way, the elastic force provided using spring
Can increase the frictional force suffered by 12 rotation process of pivotal part, and then improve damping action, the pedestal and support arm of desk lamp it
Between rotate it is relatively reliable, the problems such as some angle can be stably maintained at, will not be shaken.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
One or more embodiments or example in can be combined in any suitable manner.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art are not departing from the principle of the present invention and objective
In the case of can make changes, modifications, alterations, and variations to the above described embodiments within the scope of the invention.
Claims (9)
1. one kind can limit damping pivot, it is special for the first component of electronic equipment to be pivotally connected with second component
Sign is, including：
Fixing piece, the fixing piece are suitable for being fixedly held to the first component；
Shaft, the shaft have positioning section and thread segment, the one end of the positioning section far from the thread segment and the fixation
Part is fixedly connected, and the one end of the thread segment far from the positioning section is equipped with positioning piece；
Pivotal part, the pivotal part is suitable for being fixedly held to the second component, and the pivotal part screw-thread fit is in the thread segment；
Elastic component, the elastic component are sheathed on the thread segment and can be along described between the pivotal part and the locating piece
Thread segment moves axially, and when the pivotal part rotates, the pivotal part rotates on the thread segment and oppresses institute in an axial direction
Elastic component is stated, so that the elastic component is elastically compressed；
The pivotal part includes rotary sleeve and side cover, and the rotary sleeve has the threaded hole with the thread segment screw-thread fit, and
The side that the elastic component is closed on the rotary sleeve is formed with a host cavity, and the elastic component is contained in the host cavity；Institute
It states side cover and is equipped with the through-hole passed through for the thread segment, and the side cover is fastened in the rotary sleeve and is located at the rotary sleeve
The upper side far from the elastic component.
2. according to claim 1 can limit damping pivot, which is characterized in that further include：
First wear plate, first wear plate are sheathed on the thread segment and between the pivotal part and elastic components；
Second wear plate, second wear plate be sheathed on the thread segment and positioned at the elastic component and the locating piece it
Between.
3. according to claim 2 can limit damping pivot, which is characterized in that the cross section of the thread segment is non-
Circle, first wear plate have the first pilot hole coordinated with the cross-sectional shape of the thread segment, and described first is wear-resisting
Piece is fitted over by the first pilot hole interference set on the thread segment；
Second wear plate has the second pilot hole coordinated with the cross-sectional shape of the thread segment, second wear plate
It is fitted on the thread segment by the second pilot hole interference set.
4. according to claim 1 can limit damping pivot, which is characterized in that further include：
Locating part, the locating part is fixed on the positioning section, and the locating part has a notch, the pivotal part upper edge axis
It is formed with a protrusion extended in the notch to protrusion, when the pivotal part rotates between the first position and the second position
When, the protrusion is slided in the notch.
5. according to claim 4 can limit damping pivot, which is characterized in that the positioning section has a cross section
For non-circular limiting section, the locating part has the limit hole coordinated with the cross-sectional shape of the limiting section, the limit
Part is fitted over by the limit hole interference set on the limiting section.
6. according to claim 1 can limit damping pivot, which is characterized in that the locating piece is nut, described
Nut thread is matched with the one end of the thread segment far from the positioning section.
7. according to claim 1 can limit damping pivot, which is characterized in that far from described on the rotary sleeve
The side of elastic component protrudes that form a cross section be non-circular chuck, be formed on the side cover engage with the chuck so that
The side cover and rotary sleeve can synchronous rotary card slot.
8. a kind of desk lamp, feature exist, including：
It can limit damping pivot as described in any one of claim 1 to 7；
Pedestal and support arm, the pedestal are fixedly arranged on the first component, and the support arm is connected with the second component.
9. desk lamp according to claim 8, which is characterized in that the first component has two opposite articulated sections, described in two
One of articulated section is upper to have cross section for non-circular third pilot hole, and the cross section of the fixing piece is filled with the third
Distribution is adapted and interference set is assigned in the third pilot hole；
The second component has a rotation section, and it is non-circular 4th pilot hole, the pivot that the rotation section, which has cross section,
Turning the cross section of part, and the 4th pilot hole is adapted and interference set is assigned in the 4th pilot hole；
The rotation section have with the 4th pilot hole coaxial arrangement and cross section be circular location hole, two articulated sections
In another be equipped with a positioning column, the positioning column is pivotably arranged in the location 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 CN105889310A (en) | 2016-08-24 |
| CN105889310B true 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) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889310B (en) * | 2016-06-22 | 2018-11-02 | 广东百事泰电子商务股份有限公司 | It can limit damping pivot and the desk lamp with it |
| CN107900988A (en) * | 2017-12-15 | 2018-04-13 | 南京鑫业诚机器人科技有限公司 | A kind of anti-convolution transmission handwheel group |
| JP2021535429A (en) * | 2018-08-31 | 2021-12-16 | エスゼット ディージェイアイ テクノロジー カンパニー リミテッドSz Dji Technology Co., Ltd | Tilt device and camera with tilt device |
| CN109771786A (en) * | 2019-03-08 | 2019-05-21 | 巴豪斯医疗器械（苏州）有限公司 | A kind of handrail caliper arrangement of medical respiration machine support |
| CN110131297A (en) * | 2019-05-28 | 2019-08-16 | 佛山市意深科技有限公司 | Pivot connector structure |
| CN110332218A (en) * | 2019-07-02 | 2019-10-15 | 深圳一维山科技有限公司 | A kind of shaft and the portable electronic device for having rotary module |
| WO2022001719A1 (en) * | 2020-06-30 | 2022-01-06 | 苏州欧普照明有限公司 | Table lamp |
| CN114263537B (en) * | 2020-09-16 | 2023-10-17 | 广东逸动科技有限公司 | Marine electronic throttle control device, control method and ship |
| WO2023045632A1 (en) * | 2021-09-22 | 2023-03-30 | 苏州欧普照明有限公司 | Wall lamp |
| CN113931923B (en) * | 2021-09-30 | 2023-11-21 | 联想(北京)有限公司 | Connecting device and electronic equipment |
| CN114033789A (en) * | 2021-11-02 | 2022-02-11 | 昆山刚毅精密电子科技有限公司 | Pivot device |
| CN114893494B (en) * | 2022-07-12 | 2022-11-11 | 荣耀终端有限公司 | Damping mechanism and terminal |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105889310A (en) | 2016-08-24 |
| WO2017219630A1 (en) | 2017-12-28 |
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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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Effective date of registration: 20220208 Address after: 517400 Room 101, first floor, Gaogan dormitory building, No. 1, Yongsheng Road, Zicheng Industrial Park, Zicheng Town, Zijin County, Heyuan City, Guangdong Province Patentee after: Heyuan baishitai Technology Co.,Ltd. Address before: No.358 Baotian 1st Road, Tiegang community, Xixiang street, Baoan District, Shenzhen City, Guangdong Province Patentee before: Guangdong best medical equipment Co.,Ltd. |