CN109404410A - Concealable turns up pivot structure and projector - Google Patents
Concealable turns up pivot structure and projector Download PDFInfo
- Publication number
- CN109404410A CN109404410A CN201710702944.7A CN201710702944A CN109404410A CN 109404410 A CN109404410 A CN 109404410A CN 201710702944 A CN201710702944 A CN 201710702944A CN 109404410 A CN109404410 A CN 109404410A
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- Prior art keywords
- arm
- link block
- concealable
- turns
- pivot structure
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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
- F16C3/00—Shafts; Axles; Cranks; Eccentrics
- F16C3/04—Crankshafts, eccentric-shafts; Cranks, eccentrics
- F16C3/22—Cranks; Eccentrics
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Toys (AREA)
Abstract
It turns up pivot structure and projector the present invention provides a kind of Concealable, the Concealable pivot structure that turns up includes the first link block, the second link block, central axis, the first fixing axle, the second fixing axle, first cranks arm and crank arm with second；The first groove is offered on first link block, the both ends of the first fixing axle are connected with the two sidewalls of the first groove respectively；The second groove is offered on second link block, the both ends of the second fixing axle are connected with the two sidewalls of the second groove respectively；First cranks arm the first connecting shaft arm being respectively sleeved on central axis and the first fixing axle including both ends, and second cranks arm the second connecting shaft arm being respectively sleeved on central axis and the second fixing axle including both ends.When the present invention is overturn outside, the first link block and the second link block can be made separate, and realize that flip lid is outer and turn over；And when needing to be closed, it can be reversed the second link block of rotation, and push the second link block mobile to the first link block, and dock flip lid with fixed lid, guarantee appearance global consistency.
Description
Technical field
The invention belongs to shaft fields, are to be related to a kind of Concealable to turn up pivot structure and using should more specifically
Concealable turns up the projector of pivot structure.
Background technique
The flip lid to turn up on each electronic product body on the market at present is using hinge-type shaft and body or to consolidate
Fixed lid connection, to realize the flip-flop movement of flip lid.However cover on body, i.e., when flip lid is closed, flip lid is with body or admittedly
There can be biggish gap between fixed lid, and expose evagination or embedded shaft or expose the shell of cladding shaft, especially
The product high to some appearance requirements, this pivot structure can seriously affect the global consistency of product appearance.
Summary of the invention
It turns up pivot structure the purpose of the present invention is to provide a kind of Concealable, to solve existing in the prior art turn
Axle construction can seriously affect the problem of global consistency of product appearance.
To achieve the above object, the technical solution adopted by the present invention is that: a kind of Concealable is provided and is turned up pivot structure, packet
The first link block is included, the second link block, central axis, the first fixing axle, the second fixing axle, first cranks arm and cranks arm with second；It is described
Offer the first groove on first link block, the both ends of first fixing axle two sidewalls phase with first groove respectively
Even；Offer the second groove on second link block, the both ends of second fixing axle respectively with second groove two
Side wall is connected；Described first, which cranks arm, is respectively sleeved in the central axis and the first connecting shaft in first fixing axle including both ends
Arm, described second, which cranks arm, is respectively sleeved in the central axis and the second connecting shaft arm in second fixing axle including both ends.
Further, further include sliding axle, respectively corresponded on the two sidewalls of second groove and offer sliding channel, it is described
The both ends of sliding axle are inserted into respectively in two sliding channels；It further includes that one end connects the first sliding axle that described first, which cranks arm,
Travelling arm, the other end of the travelling arm and the first connecting shaft arm be connected close to described central axis one end, the sliding
Arm and the V-shaped setting of the first connecting shaft arm.
Further, the length of the travelling arm is greater than the length of the first connecting shaft arm.
Further, each sliding channel is obliquely installed, and the one end of each sliding channel far from second fixing axle
At a distance between second groove floor be less than the sliding channel other end between second groove floor at a distance from.
Further, further include sliding axis, respectively corresponded on the two sidewalls of first groove and offer taxiway, it is described
The both ends of sliding axis are inserted into respectively in two taxiways；It further includes cunning that one end connects the sliding axis that described second, which cranks arm,
Row arm, the other end of the resting arm and the second connecting shaft arm are connected close to described central axis one end, the resting arm and
The V-shaped setting of second connecting shaft arm.
Further, the length of the resting arm is greater than the length of the second connecting shaft arm.
Further, described first crank arm that crank arm with described second be multiple, and described first cranks arm and described second
It cranks arm and is arranged alternately.
Further, the two sides of first link block are respectively equipped with the first fixed-wing.
Further, one end of the central axis is equipped with nut, and the other end of the central axis is equipped with nut, it is described in
Elastomeric pad is set in mandrel.
The turn up beneficial effect of pivot structure of Concealable provided by the invention is: compared with prior art, the present invention
First link block and the second link block are set, to connect two fixed lids and flip lid；Installation first is solid on the first link block
Dead axle installs the second fixing axle on the second link block, while central axis is arranged, and the two of the first connecting shaft arm that first is cranked arm
End is respectively fitted on the first fixing axle and central axis, and the both ends for the second connecting shaft arm that second cranks arm are respectively fitted over the second fixing axle
On central axis, then when overturning outside, the first link block and the second link block can be made separate, and realize that flip lid turns up and walk around
It is dynamic；And when needing to be closed, it can be reversed the second link block of rotation, and push the second link block mobile to the first link block, and
It docks flip lid with fixed lid, guarantees appearance global consistency.
Another object of the present invention is to provide a kind of projectors, including machine box, are placed on the fixation of one side of machine box
It covers and the fixation is cooperated to be placed on the flip lid on the machine box, further include the institute as above for connecting the fixed lid and the flip lid
The Concealable stated turns up pivot structure.
Projector of the invention has used above-mentioned Concealable to turn up pivot structure, it can realizes and flips outward flip lid；
When renovating closure, flip lid can be made to flush with fixed lid and docked, central axis is hidden, guarantee appearance global consistency.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is that Concealable provided in an embodiment of the present invention turns up the structural schematic diagram one of pivot structure；
Fig. 2 is that Concealable provided in an embodiment of the present invention turns up the structural schematic diagram two of pivot structure；
Fig. 3 is that Concealable provided in an embodiment of the present invention turns up the side structure schematic view of pivot structure；
Fig. 4 be Concealable shown in Fig. 3 turn up pivot structure overturning after structural schematic diagram one；
Fig. 5 be Concealable shown in Fig. 3 turn up pivot structure overturning after structural schematic diagram two；
Fig. 6 be Concealable shown in Fig. 3 turn up pivot structure overturning after side structure schematic view；
Fig. 7 is that Concealable shown in Fig. 3 turns up the configuration schematic diagram of pivot structure；
Fig. 8 be Concealable shown in Fig. 3 turn up pivot structure overturn 45 degree when structural schematic diagram.
Fig. 9 is the structural schematic diagram of projector provided in an embodiment of the present invention；
Figure 10 is the partial structure diagram in the sectional structure of the projector of Fig. 9；
Figure 11 is the structural schematic diagram when flip lid of the projector of Fig. 9 is opened；
Figure 12 is the enlarged structure schematic diagram of part A in Figure 11.
Wherein, each attached drawing main mark in figure:
100- Concealable turns up pivot structure；The first link block of 11-；The first groove of 111-；The first jack of 112-；113-
Taxiway；The first fixed-wing of 114-；The first fixing axle of 12-；13- sliding axis；14- first cranks arm；141- the first connecting shaft arm；
The first centre bore of 1411-；1412- first through hole；142- travelling arm；The first sets of holes of 1421-；The second link block of 21-；211- second
Groove；The second jack of 212-；213- sliding channel；The second fixed-wing of 214-；The second fixing axle of 22-；23- sliding axle；24- second is bent
Arm；241- the second connecting shaft arm；The second centre bore of 2411-；The second through-hole of 2412-；242- resting arm；The second sets of holes of 2421-；30-
Central axis；31- nut；32- nut；33- elastomeric pad；
200- projector；201- machine box；The fixed lid of 202-；203- flip lid.
Specific embodiment
In order to which technical problems, technical solutions and advantages to be solved are more clearly understood, tie below
Accompanying drawings and embodiments are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or indirectly on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting 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 of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the description of the present invention, it is to be understood that, term " center ", " length ", " width ", " thickness ", "upper",
The orientation or position of the instructions such as "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside"
Relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present invention and simplification of the description, without referring to
Show or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot manage
Solution is limitation of the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " 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
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside two elements.It for the ordinary skill in the art, can be with
The concrete meaning of above-mentioned term in the present invention is understood as the case may be.
Also referring to Fig. 1 to Fig. 6, now the Concealable provided by the invention pivot structure 100 that turns up is illustrated.Institute
Concealable is stated to turn up pivot structure 100, including the first link block 11, the second link block 21, central axis 30, the first fixing axle
12, the second fixing axle 22, first, which crank arm, 14 and second cranks arm 24；The first groove 111 is offered on first link block 11, first is solid
The both ends of dead axle 12 are connected with the two sidewalls of the first groove 111 respectively, and the first fixing axle 12 is mounted on the first link block 11
On.Specifically, the first jack 112 can be opened up respectively on the two sidewalls of the first groove 111, and by each of the first fixing axle 12
End is inserted into corresponding first jack 112, and the first fixing axle 12 is mounted on the first link block 11.On second link block 21
The second groove 211 is offered, the both ends of the second fixing axle 22 are connected with the two sidewalls of the second groove 211 respectively, second is consolidated
Dead axle 22 is mounted on the second link block 21.Specifically, the second jack can be opened up respectively on the two sidewalls of the second groove 211
212, and each end of the second fixing axle 22 is inserted into corresponding second jack 212, the second fixing axle 22 is mounted on second
On link block 21.First to crank arm 14 include the first connecting shaft arm 141, and 141 both ends of the first connecting shaft arm are respectively sleeved in central axis 30 and the
In one fixing axle 12, so that the both ends of the first connecting shaft arm 141 can rotate on central axis 30 and the first fixing axle 12 respectively；Tool
Body, the first centre bore 1411 can be opened up in one end of the first connecting shaft arm 141 respectively, and central axis 30 is passed through into the first center
Hole 1411, by 141 sets of the first connecting shaft arm on central axis 30；First through hole is opened up in the other end of the first connecting shaft arm 141
1412, the first fixing axle 12 is passed through into first through hole 1412, by another end cap of the first connecting shaft arm 141 in the first fixing axle 12
On.Second crank arm 24 include the second connecting shaft arm 241,241 both ends of the second connecting shaft arm are respectively sleeved in central axis 30 and the second fixing axle
On 22, so that the both ends of the second connecting shaft arm 241 can rotate on central axis 30 and the second fixing axle 22 respectively；Specifically, may be used
To open up the second centre bore 2411 in one end of the second connecting shaft arm 241 respectively, and central axis 30 is passed through into the second centre bore 2411,
With by 241 sets of the second connecting shaft arm on central axis 30；The second through-hole 2412 is opened up in the other end of the second connecting shaft arm 241, by
Two fixing axles 22 pass through the second through-hole 2412, by another end cap of the second connecting shaft arm 241 in the second fixing axle 22.To the knot
Structure allows the first link block 11 and first to crank arm 14 relative rotations, and the second link block 21 can crank arm with second 24 opposite to be turned
It is dynamic, while first cranks arm and 14 cranks arm and 24 can relatively rotate with second, and then may be implemented the first link block 11 and the second company
It connects block 21 to turn over relatively, while the first link block 11 and the second link block 21 can be made close to each other or separate mobile.Please
0 and Figure 12 refering to fig. 1 together, and when in use, the first link block 11 and the second link block 21 can be convenient with fixed lid 202 and
Flip lid 203 is connected, then the overturning movement and docking closure of flip lid 203 may be implemented.
Concealable provided by the invention turns up pivot structure 100, compared with prior art, the first connection of present invention setting
Block 11 and the second link block 21, to connect two fixed lids 202 and flip lid 203；Installation first is solid on the first link block 11
Dead axle 12 installs the second fixing axle 22 on the second link block 21, while central axis 30 is arranged, and by first crank arm 14 first
The both ends of connecting shaft arm 141 are respectively fitted on the first fixing axle 12 and central axis 30, by second crank arm 24 the second connecting shaft arm 241
Both ends are respectively fitted on the second fixing axle 22 and central axis 30, then when overturning outside, the first link block 11 and second can be made to connect
It is separate to connect block 21, and realizes and is turned over outside flip lid 203；And when needing to be closed, it can be reversed the second link block 21 of rotation, and
It is mobile to the first link block 11 to push the second link block 21, and docks flip lid 203 with fixed lid 202, guarantees appearance whole one
Cause property.
Further, it also referring to Fig. 3, Fig. 6 and Fig. 7, turns up pivot structure as Concealable provided by the invention
A kind of 100 specific embodiment, the Concealable pivot structure 100 that turns up further includes sliding axle 23, and the two of the second groove 211
It being respectively corresponded on side wall and offers sliding channel 213, the both ends of sliding axle 23 are inserted into respectively in two sliding channels 213, so as to
Slide sliding axle 23 in sliding channel 213.First to crank arm 14 further include travelling arm 142, one end connection of travelling arm 142
Sliding axle 23, the other end of travelling arm 142 and the first connecting shaft arm 141 are connected close to 30 one end of central axis, travelling arm 142 and the
The V-shaped setting of one connecting shaft arm 141.To travelling arm 142 be driven along sliding when sliding axle 23 is moved along sliding channel 213
Road 213 is mobile, thus in overturning, first cranks arm 14 the first connecting shaft arm 141 while rotate around the first fixing axle 12, slides
Arm 142 can slide in the sliding channel 213 of the second link block 21, and the second link block 21 can be guided far from the first link block
11, to facilitate overturning；And in closure, and can be reversed the second link block 21 of guidance to the movement of the first link block 11, to make
First link block 11 and the second link block 21 are close, dock fixed lid 202 with flip lid 203.
Further, it also referring to Fig. 3, Fig. 6 and Fig. 7, turns up pivot structure as Concealable provided by the invention
A kind of 100 specific embodiment, the length of travelling arm 142 are greater than the length of the first connecting shaft arm 141.Due to first crank arm 14 around
The rotation of first fixing axle 12, then travelling arm 142 is equally also required to rotate around the first fixing axle 12, and travelling arm 142 is in cunning simultaneously
It is moved in dynamic road 213, the length setting of travelling arm 142 is greater than to the length of the first connecting shaft arm 141, travelling arm 142 can be increased
The distance moved in sliding channel 213；And when the distance that travelling arm 142 moves in sliding channel 213 is fixed, it can be by first
14 settings of cranking arm are smaller, so by the Concealable turn up 100 volume of pivot structure setting it is smaller.
Further, it also referring to Fig. 3, Fig. 6 and Fig. 7, turns up pivot structure as Concealable provided by the invention
A kind of 100 specific embodiment, travelling arm 142 offer the first sets of holes 1421, sliding axle 23 far from one end of central axis 30
Across the first sets of holes 1421, by 142 sets of travelling arm on sliding axle 23.
Further, it also referring to Fig. 3, Fig. 6 and Fig. 7, turns up pivot structure as Concealable provided by the invention
A kind of 100 specific embodiment, sliding channel 213 is strip grooves or strip pore structure, so that sliding axle 23 is straight along sliding channel 213
Line sliding.
Further, it also referring to Fig. 3, Fig. 6 and Fig. 7, turns up pivot structure as Concealable provided by the invention
A kind of 100 specific embodiment, each sliding channel 213 are obliquely installed, and the one end of each sliding channel 213 far from the second fixing axle 22
At a distance between 211 bottom surface of the second groove be less than 213 other end of sliding channel between 211 bottom surface of the second groove at a distance from.The knot
For structure when travelling arm 142 is rotated around the first fixing axle 12, sliding channel 213 can preferably guide sliding axle 23 mobile, and also
Travelling arm 142 can be guided to drive the overturning movement of the first connecting shaft arm 141.
Further, it also referring to Fig. 3, Fig. 6 and Fig. 7, turns up pivot structure as Concealable provided by the invention
A kind of 100 specific embodiment, the Concealable pivot structure 100 that turns up further includes sliding axis 13, and the two of the first groove 111
It being respectively corresponded on side wall and offers taxiway 113, the both ends of sliding axis 13 are inserted into respectively in two taxiways 113, so as to
Slide sliding axis 13 in taxiway 113.Second to crank arm 24 further include resting arm 242, one end connection of resting arm 242
Sliding axis 13, the other end of resting arm 242 and the second connecting shaft arm 241 are connected close to 30 one end of central axis, resting arm 242 and the
The V-shaped setting of two connecting shaft arm 241.To when sliding axis 13 is moved along taxiway 113, resting arm 242 can be driven along sliding
Road 113 is mobile, thus in overturning, second cranks arm 24 the second connecting shaft arm 241 while rotate around the second fixing axle 22, slides
Arm 242 can slide in the taxiway 113 of the first link block 11, and the first link block 11 can be guided far from the second link block
21, to facilitate overturning；And in closure, and can be reversed the first link block 11 of guidance to the movement of the second link block 21, to make
First link block 11 and the second link block 21 are close, dock fixed lid 202 with flip lid 203.
Further, it also referring to Fig. 3, Fig. 6 and Fig. 7, turns up pivot structure as Concealable provided by the invention
A kind of 100 specific embodiment, the length of resting arm 242 are greater than the length of the second connecting shaft arm 241.Due to second crank arm 24 around
The rotation of second fixing axle 22, then resting arm 242 is equally also required to rotate around the second fixing axle 22, and resting arm 242 is in cunning simultaneously
It is moved in trade 113, the length setting of resting arm 242 is greater than to the length of the second connecting shaft arm 241, resting arm 242 can be increased
The distance moved in taxiway 113；And when the distance that resting arm 242 moves in taxiway 113 is fixed, it can be by second
24 settings of cranking arm are smaller, so by the Concealable turn up 100 volume of pivot structure setting it is smaller.
Further, it also referring to Fig. 3, Fig. 6 and Fig. 7, turns up pivot structure as Concealable provided by the invention
A kind of 100 specific embodiment, resting arm 242 offer the second sets of holes 2421, sliding axis 13 far from one end of central axis 30
Across the second sets of holes 2421, by 242 sets of resting arm on sliding axis 13.
Further, it also referring to Fig. 3, Fig. 6 and Fig. 7, turns up pivot structure as Concealable provided by the invention
A kind of 100 specific embodiment, taxiway 113 is strip grooves or strip pore structure, so that sliding axis 13 is straight along taxiway 113
Line slides.
Further, it also referring to Fig. 3, Fig. 6 and Fig. 7, turns up pivot structure as Concealable provided by the invention
A kind of 100 specific embodiment, each taxiway 113 are obliquely installed, and the one end of each taxiway 113 far from the first fixing axle 12
At a distance between 111 bottom surface of the first groove be less than the cunning main stem other end between 111 bottom surface of the first groove at a distance from.The structure exists
When resting arm 242 is rotated around the second fixing axle 22, taxiway 113 can preferably guide sliding axis 13 mobile, and can be with
Resting arm 242 is guided to drive the overturning movement of the second connecting shaft arm 241.
Further, it also referring to Fig. 3, Fig. 6 and Fig. 7, turns up pivot structure as Concealable provided by the invention
A kind of 100 specific embodiment, first to crank arm 14 be plate body structure, and first to crank arm 14 be to be integrally formed, i.e. the first connecting shaft arm
141 and travelling arm 142 be integrally formed.Specifically, it first cranks arm and 14 metal plate punch forming can be used.Other embodiments
In, first, which cranks arm, 14 can also be integrally formed.
Further, it also referring to Fig. 3, Fig. 6 and Fig. 7, turns up pivot structure as Concealable provided by the invention
A kind of 100 specific embodiment, first to crank arm 14 be plate body structure, and first to crank arm 14 be to be integrally formed, i.e. the first connecting shaft arm
141 and travelling arm 142 be integrally formed.Specifically, it first cranks arm and 14 metal plate punch forming can be used.Other embodiments
In, first, which cranks arm, 14 can also be integrally formed.
Further, it also referring to Fig. 3, Fig. 6 and Fig. 7, turns up pivot structure as Concealable provided by the invention
A kind of 100 specific embodiment, second to crank arm 24 be plate body structure, and second to crank arm 24 be to be integrally formed, i.e. the second connecting shaft arm
241 and resting arm 242 be integrally formed.Specifically, it second cranks arm and 24 metal plate punch forming can be used.Other embodiments
In, second, which cranks arm, 24 can also be integrally formed.
Further, it also referring to Fig. 1 to Fig. 7, turns up pivot structure 100 as Concealable provided by the invention
A kind of specific embodiment, first crank arm 14 structure can with second crank arm 24 structure it is identical, first cranks arm 14 and second
Crank arm 24 about central axis 30 be symmetrical arranged, which facilitates processing and fabricating, reduces cost.
Further, it also referring to Fig. 1 to Fig. 7, turns up pivot structure 100 as Concealable provided by the invention
A kind of specific embodiment, first cranks arm 14, and to crank arm with second 24 be multiple, and first cranks arm and 14 crank arm and 24 replace with second
Setting.First is cranked arm and 14 cranks arm with second and 24 is disposed as multiple, the Concealable can be increased and turned up pivot structure 100
Intensity.And first cranks arm and 14 cranks arm and 24 is arranged alternately with second, in overturning, central axis 30, the first fixing axle 12 can be made
It is more uniform with 22 distribution of force of the second fixing axle, friction is reduced, is improved service life, while keeping overturning more flexible.
Certainly, in some other embodiment, first crank arm 14 can only for one or two etc..Second crank arm 24 simultaneously
It may also be only the quantity such as one or two.In further embodiments, multiple first, which crank arm, 14 can be stacked, Duo Ge
Two, which crank arm, 24 is stacked, then cranks arm 14 sets on central axis 30 for multiple the first of stacking, and multiple the second of stacking are cranked arm
24 sets on central axis 30.
Further, it also referring to Fig. 3, Fig. 6 to Fig. 8, turns up pivot structure as Concealable provided by the invention
One end of a kind of 100 specific embodiment, central axis 30 is equipped with nut 31, and the other end of central axis 30 is equipped with nut 32,
Elastomeric pad 33 is set on central axis 30.Nut 31 and nut 32 is respectively set at the both ends of central axis 30, can lock
Central axis 30 prevents central axis 30 from falling off.Further, it is set with elastomeric pad 33 on central axis 30, can increase by the first song
Arm 14 and second is cranked arm 24 frictional force rotated on central axis 30.
Further, when first cranks arm and 14 and second crank arm and 24 be disposed as V-type, first to crank arm 14 include travelling arm 142,
Second crank arm 24 include resting arm 242 when, on central axis 30 be arranged elastomeric pad 33, the first link block 11 and second can be made
Link block 21 is turned to any angle, is easy to use.
Specifically, flip outward the second link block 21 when, first crank arm 14 and travelling arm 142 around 12 turns of the first fixing axle
It is dynamic, and second cranks arm 24 around rotating with 242 second fixing axle 22 of resting arm, while sliding axle 23 drives travelling arm 142 along sliding
Road 213 is mobile, and sliding axis 13 drives resting arm 242 to move along taxiway 113, makes the first link block 11 and the second link block 21
It is separate, it turns up simultaneously.And when being closed, the direction of motion is just opposite.When central axis 30 is equipped with elastomeric pad 33, second connects
When connecing block 21 and turning to any angle, first, which cranks arm, 14 and second cranks arm and is fixed between 24 because of frictional force, on the first link block 11
Taxiway 113 can support sliding axis 13, and then support second crank arm 24 resting arm 242, while the first fixing axle
12, which can support first, cranks arm 14, and the sliding channel 213 on the second link block 21 can support sliding axle 23, and then support
First crank arm 14 travelling arm 142, and keep the first link block 11 and the second link block 21 opposing stationary, and realize the second connection
Block 21 is turned to any angle.
Further, it turns up a kind of specific embodiment of pivot structure 100 as Concealable provided by the invention, bullet
Property gasket 33 in bowl-shape, preferably to increase frictional force, while the dynamics of base pressure elastomeric pad 33 is conveniently adjusted by nut 32
Size.
Further, it turns up a kind of specific embodiment of pivot structure 100 as Concealable provided by the invention,
In some other embodiment, when first crank arm 14 and second crank arm 24 be arranged alternately when, 14 and second bent can be cranked arm first
Friction plate is set between arm 24, to increase frictional force, convenient for when overturning the second link block 21, by the second link block 21 relative to
First link block 11 is fixed at an arbitrary position.
Further, Fig. 1, Fig. 2, Fig. 5 and Fig. 7 are please referred to, is turned up pivot structure as Concealable provided by the invention
A kind of 100 specific embodiment, in some other embodiment, the two sides of the first link block 11 are respectively equipped with the first fixed-wing
114.First fixed-wing 114 is set on the first link block 11, it, such as can be fixed by first by screw to facilitate installation to fix
The wing 114 is connected with fixed lid 202.Certainly, in some other embodiment, buckle can also be set on the first link block 11
Structure, to install fixation.
Further, Fig. 1, Fig. 2, Fig. 5 and Fig. 7 are please referred to, is turned up pivot structure as Concealable provided by the invention
A kind of 100 specific embodiment, in the present embodiment, the first groove 111 of the first link block 11 is arranged in the first fixed-wing 114
The corresponding position in top, to facilitate processing and fabricating.Such as the first link block 11 can be set to U-shaped, at 11 liang of the first link block
The first fixed-wing 114 is respectively set at the top of side, metal strip punch forming can be made, the place low for intensity requirement can be with
Injection molding.Certainly, in some other embodiment, 111 bottom of the first groove can also be corresponded on the first link block 11
The first fixed-wing 114 is respectively set in the two sides of position, can be more stable so as to when installing fixed.
Further, Fig. 1, Fig. 2, Fig. 5 and Fig. 7 are please referred to, is turned up pivot structure as Concealable provided by the invention
A kind of 100 specific embodiment, in some other embodiment, the two sides of the second link block 21 are respectively equipped with the second fixed-wing
214.Second fixed-wing 214 is set on the second link block 21, it, such as can be fixed by second by screw to facilitate installation to fix
The wing 214 is connected with fixed lid 202.Certainly, in some other embodiment, buckle can also be set on the second link block 21
Structure, to install fixation.
Further, Fig. 1, Fig. 2, Fig. 5 and Fig. 7 are please referred to, is turned up pivot structure as Concealable provided by the invention
A kind of 100 specific embodiment, in the present embodiment, the second groove 211 of the second link block 21 is arranged in the second fixed-wing 214
The corresponding position in top, to facilitate processing and fabricating.Such as the second link block 21 can be set to U-shaped, at 21 liang of the second link block
The second fixed-wing 214 is respectively set at the top of side, metal strip punch forming can be made, the place low for intensity requirement can be with
Injection molding.Certainly, in some other embodiment, 211 bottom of the second groove can also be corresponded on the second link block 21
The second fixed-wing 214 is respectively set in the two sides of position, can be more stable so as to when installing fixed.
Further, the first link block 11 is identical as 21 structure of the second link block, the first link block 11 and the second link block
21 are symmetrical arranged about central axis 30.To facilitate processing and fabricating, while reducing cost.
Please refer to Fig. 9 to Figure 12, the embodiment of the present invention also provides a kind of projector 200, including machine box 201, be placed on it is described
Fixation lid 202, the cooperation fixed lid 202 of 201 1 side of machine box are placed on flip lid 203 and connection institute on the machine box 201
The Concealable as described above for stating fixed lid 202 and the flip lid 203 turns up pivot structure 100.Projector 200 of the invention
Above-mentioned Concealable has been used to turn up pivot structure 100, it can to realize and flip outward flip lid 203；When flip lid 203 is closed,
Flip lid 203 can be made to flush with fixed lid 202 to dock, central axis 30 is hidden, guarantee appearance global consistency.
Specifically, Fig. 3 is please referred to Fig. 8, Figure 10 and Figure 12, and one kind as projector 200 provided by the invention is specific
Embodiment, fixed lid 202 are connected with the first fixed-wing 114 of the first link block 11 by screw, and flip lid 203 is connect with second
Second fixed-wing 214 of block 21 is connected by screw, so that the Concealable pivot structure 100 that turns up be made fixed lid 202 and will to turn over
Lid 203 is connected.It covers when 203 will be renovated when fixing on lid 202, flip lid 203 is concordant with fixed lid 202 and docks, to make to turn over
Only there was only a gap between lid 203 and fixed lid 202, and hide central axis 30, guarantees the consistency of appearance entirety, turned over when opening
When lid 203, first crank arm 14 and travelling arm 142 rotated around the first fixing axle 12, and second crank arm 24 around with resting arm 242 second
Fixing axle 22 rotates, while sliding axle 23 drives travelling arm 142 to move along sliding channel 213, and sliding axis 13 drives resting arm 242
It is moved along taxiway 113, keeps the first link block 11 and the second link block 21 separate, and then keep flip lid 203 remote with fixed lid 202
From, it opens, is prevented when opening flip lid 203 to renovate 203, flip lid 203 and the fixed collision of lid 202.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
- The pivot structure 1. Concealable turns up, it is characterised in that: consolidate including the first link block, the second link block, central axis, first Dead axle, the second fixing axle, first crank arm to crank arm with second；The first groove is offered on first link block, described first is solid The both ends of dead axle are connected with the two sidewalls of first groove respectively；The second groove is offered on second link block, it is described The both ends of second fixing axle are connected with the two sidewalls of second groove respectively；Described first, which cranks arm, is respectively sleeved in institute including both ends The first connecting shaft arm in central axis and first fixing axle is stated, described second, which cranks arm, is respectively sleeved in the central axis including both ends With the second connecting shaft arm in second fixing axle.
- The pivot structure 2. Concealable as described in claim 1 turns up, it is characterised in that: it further include sliding axle, described second It is respectively corresponded on the two sidewalls of groove and offers sliding channel, the both ends of the sliding axle are inserted into respectively in two sliding channels； It further includes travelling arm that one end connects the first sliding axle, the other end of the travelling arm and described first that described first, which cranks arm, Connecting shaft arm is connected close to described central axis one end, the travelling arm and the V-shaped setting of the first connecting shaft arm.
- The pivot structure 3. Concealable as claimed in claim 2 turns up, it is characterised in that: the length of the travelling arm is greater than institute State the length of the first connecting shaft arm.
- The pivot structure 4. Concealable as claimed in claim 3 turns up, it is characterised in that: each sliding channel is obliquely installed, And the one end of each sliding channel far from second fixing axle between second groove floor at a distance from be less than the sliding channel The other end between second groove floor at a distance from.
- The pivot structure 5. Concealable as described in claim 1 turns up, it is characterised in that: it further include sliding axis, described first It is respectively corresponded on the two sidewalls of groove and offers taxiway, the both ends of the sliding axis are inserted into respectively in two taxiways； It further includes resting arm that one end connects the sliding axis, the other end of the resting arm and second connecting shaft that described second, which cranks arm, Arm is connected close to described central axis one end, the resting arm and the V-shaped setting of the second connecting shaft arm.
- The pivot structure 6. Concealable as claimed in claim 5 turns up, it is characterised in that: the length of the resting arm is greater than institute State the length of the second connecting shaft arm.
- The pivot structure 7. Concealable as claimed in any one of claims 1 to 6 turns up, it is characterised in that: described first crank arm with It is multiple that described second, which cranks arm, and described first cranks arm to crank arm with described second and be arranged alternately.
- The pivot structure 8. Concealable as claimed in any one of claims 1 to 6 turns up, it is characterised in that: first link block Two sides be respectively equipped with the first fixed-wing.
- The pivot structure 9. Concealable as claimed in any one of claims 1 to 6 turns up, it is characterised in that: the one of the central axis End is equipped with nut, and the other end of the central axis is equipped with nut, is set with elastomeric pad on the central axis.
- 10. a kind of projector, including machine box, it is placed on the fixed lid of one side of machine box and cooperates described in fixation be placed on Flip lid on machine box, it is characterised in that: further include connecting the fixed lid with the flip lid such as any one of claim 1-9 institute The Concealable stated turns up pivot structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710702944.7A CN109404410A (en) | 2017-08-16 | 2017-08-16 | Concealable turns up pivot structure and projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710702944.7A CN109404410A (en) | 2017-08-16 | 2017-08-16 | Concealable turns up pivot structure and projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109404410A true CN109404410A (en) | 2019-03-01 |
Family
ID=65454664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710702944.7A Pending CN109404410A (en) | 2017-08-16 | 2017-08-16 | Concealable turns up pivot structure and projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109404410A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110630628A (en) * | 2019-09-23 | 2019-12-31 | 联想(北京)有限公司 | Rotating shaft structure and electronic equipment |
| CN111022482A (en) * | 2019-12-19 | 2020-04-17 | 联想(北京)有限公司 | Electronic equipment |
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| CN201209620Y (en) * | 2008-06-19 | 2009-03-18 | 杭州安费诺飞凤通信部品有限公司 | Cover turning hinge of electronic product |
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| CN87207214U (en) * | 1987-06-19 | 1988-04-13 | 南京电光仪器厂 | Hinging apparatus of transmissive projector |
| CN2502073Y (en) * | 2001-09-04 | 2002-07-24 | 呈杰股份有限公司 | Improved electric product shell pivot |
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| CN111022482A (en) * | 2019-12-19 | 2020-04-17 | 联想(北京)有限公司 | Electronic equipment |
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Application publication date: 20190301 |