CN108716607A - It can steering bracket after a kind of stretching - Google Patents
It can steering bracket after a kind of stretching Download PDFInfo
- Publication number
- CN108716607A CN108716607A CN201810751576.XA CN201810751576A CN108716607A CN 108716607 A CN108716607 A CN 108716607A CN 201810751576 A CN201810751576 A CN 201810751576A CN 108716607 A CN108716607 A CN 108716607A
- Authority
- CN
- China
- Prior art keywords
- component
- joint component
- positioning
- connecting rod
- turning joint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000000712 assembly Effects 0.000 claims abstract description 18
- 238000000429 assembly Methods 0.000 claims abstract description 18
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 abstract description 21
- 238000010586 diagram Methods 0.000 description 14
- 238000013016 damping Methods 0.000 description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 5
- 230000000007 visual effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000008828 contractile function Effects 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 239000002360 explosive Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
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
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
- F16M13/022—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle repositionable
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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
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/2007—Undercarriages with or without wheels comprising means allowing pivoting adjustment
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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
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
- F16M11/28—Undercarriages for supports with one single telescoping pillar
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The invention discloses can steering bracket after a kind of stretching, include retraction assemblies and rotary joint, rotary joint mechanism includes fixing joint component, rotational positioning component and turning joint component, fixing joint component is connect with rotational positioning component, turning joint component is rotatably connected with rotational positioning component, rotational positioning component fixes angle after the rotation of turning joint component, retraction assemblies include a plurality of connecting rods, a plurality of connecting rod sectional dimensions taper into, small size connecting rod is accommodated in large scale connecting rod, its outer lateral connector bar upper end is connect with fixing joint component in two adjacent connecting rods, after its interior lateral connector bar pulls out outer lateral connector bar, its interior lateral connector bar tail end is fixed on turning joint component.It is rotated by rotary joint mechanism after gradually being pulled out by connecting rod in retraction assemblies, can adjust the angle of support equipment can adjust the angle suitably used as needed, using simple.
Description
Technical field
The invention belongs to electric equipment supporting devices, more particularly to can steering bracket after stretching.
Background technology
Self-timer occupies little space, side as life & amusement, the necessary devices as record life such as parade of going out
It is Portable belt, easy to operate, such as self-timer disclosed in CN201620852101.6 comprising for consolidating for establishing shot equipment
Determine device, for being supplied to the body of rod that user holds, the control device shot for controlling capture apparatus, the control dress
Set connection plug and power conversion unit including grafting can be carried out with the interface of capture apparatus, the connection plug and the electricity
Source converting unit electrical connection, when the interface of the connection plug and capture apparatus is plugged in together, the power conversion unit
So that the self-timer can by the interface of the capture apparatus takes electricity to the capture apparatus obtain working power carry out
Work.But its device can only be used as single self-timer, can only be stretched and can only be used along single direction, cannot be carried out
Multi-faceted adjustment, and because its functionality is single, so being easy to be forgotten after many people's uses.
For another example its function of existing mobile phone is more, and movie and video programs, such as patent are watched using mobile phone
CN201521068867.7 discloses a kind of handset bracket, and it includes bracket fixture portions, connecting rod, mobile phone clamping part, the company
Extension bar includes extension rod and folding rod, and one end of the extension rod is connect with bracket fixture portions, the other end and folding of extension rod
Folded bar is rotatably connected, and the other end of the folding rod is connect with mobile phone clamping part.The device may be used by mobile phone branch in user
It supports in positions such as the head of a bed, desks, facilitates user to watch mobile phone and reduce hand fatigue, promote viewing angle, but its use scope
It is limited, and it adjusts the angle and needs multiple bent that can just adjust angle.Because its retaining part is larger inconvenient to carry,
It can not be used as common self-timer, it is functional more single.
For another example patent CN201420038853.X discloses a kind of height-adjustable LED desk lamp, including pedestal, described
Driving power is equipped in pedestal, pedestal is equipped with switch module, and pedestal one end connects supporting mechanism, the branch with the first articulated section
The second articulated section of support mechanism connects LED lighting means, driving power, switch module and the electrical connection of LED lighting means, the branch
Support mechanism includes first support bar and second support bar, and the first support bar is hinged with the first articulated section of pedestal, and described the
Two supporting rods are hinged with the second articulated section with LED lighting means, the first support bar and second support bar third articulated section
It is hinged.Using it is multigroup it is hinged by the way of so that the LED desk lamp facilitates folding, but the big, angle by its occupied space of folding
Adjusting direction is unique, and adjustable range is small.
Invention content
To solve the above problems, convenient for collecting, portable, multiduty branch can be turned to after a kind of stretching of offer of the present invention
Frame.
It is another object of the present invention to provide after stretching can after a kind of stretching of steering bracket can steering bracket, the holder
Easy to operate, processing flow is few, and usage scenario is wide.
To achieve the above object, technical scheme is as follows:
After a kind of stretching can steering bracket, include retraction assemblies and rotary joint, the rotary joint mechanism includes
Fixing joint component, rotational positioning component and turning joint component, the fixing joint component are connect with rotational positioning component, institute
It states turning joint component to be rotatably connected with rotational positioning component, the rotational positioning component fixes turning joint component and rotates relief angle
Degree, the retraction assemblies include a plurality of connecting rods, and a plurality of connecting rod sectional dimensions taper into, and small size connecting rod is received
It being contained in large scale connecting rod, its outer lateral connector bar upper end is connect with fixing joint component in adjacent two connecting rods, in
After lateral connector bar pulls out outer lateral connector bar, interior lateral connector bar tail end is fixed on turning joint component.
May be implemented the contractile function of holder by using retraction assemblies, reduce occupied space and meanwhile facilitate adjusting height,
It is convenient for carrying, is rotated by rotary joint mechanism after connecting rod in retraction assemblies is gradually pulled out, support can be adjusted and set
Standby angle can adjust the angle suitably used as needed, using simply, be used as small-sized electronic product
Self-shooting bar or shooting holder use or used as electronic equipment supporting rack, can indoors, outer use, application scenarios
Extensively, meet user's various aspects demand.
Further, the rotational positioning component includes flexible positioning piece, and described flexible positioning piece one end acts on fixation
On joint assembly, the flexible positioning piece other end acts on turning joint component.
The movement of locating piece is limited by elastic component, it is easy to operate, it is easy to use.
Further, the flexible positioning piece includes elastic component, by moving axis, locating shaft and positioning groove, and the positioning is recessed
Slot is set in turning joint component, and the moving axis of pressing is described to press moving axis inner end across turning joint component, fixing joint component
It falls in turning joint component or fixing joint component, described elastic component one end acts in fixing joint or turning joint, bullet
The property part other end is acted on by moving axis, and elastic component elastic force presses axis to outer support, by the inner end of moving axis and one end of locating shaft
Connection, the locating shaft other end is fallen in positioning groove, and after pressed by external force presses moving axis, by moving axis compression elastic piece, locating shaft leaves
Positioning groove.
Be stuck in positioning groove and limited by locating shaft, using elastic component to being pressed the outside elastic force of axis, when to by
After firmly pressing moving axis, after leaving positioning groove by moving axis drive, turning joint component can rotate, easy to operate, be easy to fixed
Position and it can easily be accommodated steering.
Further, the flexible positioning piece includes elastic component accommodating chamber, elastic component, positioning groove and arc positioning body,
The elastic component is fallen in elastic accommodating chamber, and the arc positioning body is pressed on elastic component upper end, arc positioning body outer end card
In on positioning groove, the elasticity accommodating chamber is set on fixing joint component that then positioning groove is set to turning joint component
On, or elastic accommodating chamber is set on turning joint component that then positioning groove is set on fixing joint component.
Support arc positioning body outward by elastic component, the outer end of arc positioning body, which is stuck on positioning groove, forms positioning shape
State, it is automatic to be clamped.
Further, the rotational positioning component further includes having card slot rotary shaft, and the card slot rotary shaft includes rotation lid
With rotatable connection axis, the rotation lid is connect with rotatable connection shaft end head, and the rotation lid is located at fixing joint module outer surface,
Another end of the rotatable connection axis is fixedly connected after passing through fixing joint component with turning joint component, the rotation Gai Yugu
Determine joint assembly outer surface contact position and be additionally provided with flexible positioning piece, the rotation is covered equipped with positioning groove, and rotation lid is corresponding
Fixing joint module outer surface is equipped with elastic component accommodating chamber；
The rotational positioning component further includes flexible circle, and the card slot rotary shaft further includes having tooth form to be clamped disk, described
Tooth form is clamped disk and is located at rotation lid and the shaft end head junction that is rotatably connected, and the fixing joint module outer surface is equipped with round recessed
Slot, the elastic ring are placed on tooth form clamping disk, and the elastic ring is fallen in circular groove, the elastic ring and circular groove mistake
It is full of cooperation.
Elastic ring is compressed to rotational positioning component, reduces shaking when using, and elastic ring is located at fixing joint group
Between part and rotation lid, card slot rotary shaft oppresses elastic ring, and when card slot rotary shaft rotates, elastic ring is rotatably connected to it axis
Damping is formed, the stress of rotational positioning component is increased.
Further, the rotational positioning component includes bolt connection piece, and the bolt connection piece includes bolt, described
Bolt one end is fixed after passing through turning joint component with fixing joint component；The rotational positioning component further includes having positioning tooth,
The turning joint component is equipped with positioning tooth with fixing joint component joint face.
It is connected by screw bolts part, at low cost, processing is simple, it is easy to accomplish, stable connection.
Further, the connecting rod is eccentric pipe, and the retraction assemblies are equipped with tail plug, and the tail plug is installed on outermost
Connecting rod tail end except connecting rod, the rear molding fork clip of the connecting rod pull-out is in turning joint component internal.
Using eccentric pipe, resistance itself can be formed when stretching, connecting rod itself will not rotate, and pull out rear connecting rod and pass through
Tail fork clip stablizes clamping in formation in turning joint, not easily to fall off.
Further, the section of the connecting rod is round, ellipse or polygon, and the tail portion of the connecting rod is equipped with positioning
Card slot, the turning joint component are equipped with flexible clamp piece, and after the connecting rod pulls out, flexible clamp piece is stuck in locating groove.
Tail end is equipped with locating groove in connecting rod, after flexible clamp piece is stuck in locating groove after connecting rod pulls out, is formed steady
Fixed clamping.
Further, the turning joint is equipped with traction electric machine, and the traction electric machine drives connecting rod to move upwards.
Electrically controlled telescoping may be implemented by being equipped with traction electric machine, electronic mode adjusts height.
Further, the rotational positioning component is equipped with electric rotating machine, and the electric rotating machine drives the rotation of turning joint component.
Motor control angle may be implemented by being equipped with electric rotating machine, electronic mode adjusts angle.
Advantage of the invention is that：
Compared with the prior art, the contractile function of holder may be implemented by using retraction assemblies by the present invention, reduces and occupies
Space at the same facilitate adjusting height, be convenient for carrying, after connecting rod in retraction assemblies is gradually pulled out by rotary joint mechanism into
Row rotation, can adjust the angle of support equipment can adjust the angle suitably used as needed, can be with using simple
For as small-sized electronic product self-shooting bar or shooting holder use or used as electronic equipment supporting rack, can be at family
Inside and outside use, application scenarios are wide, meet user's various aspects demand.
Description of the drawings
Fig. 1 is can steering bracket first embodiment schematic diagram after a kind of stretching of the present invention.
Fig. 2 be after a kind of stretching of the present invention can steering bracket first embodiment retraction assemblies pull out after schematic diagram.
Fig. 3 is can steering bracket first embodiment explosion diagram after a kind of stretching of the present invention.
Fig. 4 is can schematic diagram after the rotation of steering bracket first embodiment rotary joint after a kind of stretching of the present invention.
Fig. 5 is can steering bracket first embodiment rotary joint mechanism schematic diagram after a kind of stretching of the present invention.
Fig. 6 be after a kind of stretching of the present invention can the first visual angle of steering bracket first embodiment rotary joint mechanism explosive view show
It is intended to.
Fig. 7 is can the second visual angle of steering bracket first embodiment rotary joint mechanism explosion diagram after a kind of stretching of the present invention
It is intended to.
Fig. 8 is can steering bracket first embodiment rotary joint mechanism sectional view schematic diagram after a kind of stretching of the present invention.
Fig. 9 is can steering bracket second embodiment rotary joint mechanism schematic diagram after a kind of stretching of the present invention.
Figure 10 is can the first visual angle of steering bracket second embodiment rotary joint mechanism explosive view after a kind of stretching of the present invention
Schematic diagram.
Figure 11 is can the second visual angle of steering bracket second embodiment rotary joint mechanism explosive view after a kind of stretching of the present invention
Schematic diagram.
Figure 12 is can steering bracket second embodiment rotary joint mechanism sectional view schematic diagram after a kind of stretching of the present invention.
Figure 13 is can steering bracket 3rd embodiment rotary joint mechanism schematic diagram after a kind of stretching of the present invention.
Figure 14 is can steering bracket 3rd embodiment rotary joint mechanism explosion diagram after a kind of stretching of the present invention.
Figure 15 is can steering bracket 3rd embodiment rotary joint mechanism sectional view schematic diagram after a kind of stretching of the present invention.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Technical scheme is as follows：
Such as Fig. 1~8, after a kind of stretching can steering bracket the first embodiment, include retraction assemblies 1 and rotary joint
2, rotary joint mechanism 2 includes fixing joint component 21, rotational positioning component 22 and turning joint component 23, fixing joint group
Part 21 is connect with rotational positioning component 23, and turning joint component 23 is rotatably connected with rotational positioning component 22, rotational positioning component
23 fix angle after turning joint components 23 rotate, and retraction assemblies 1 include a plurality of connecting rods 11, it is a plurality of refer to two and
Numeral-classifier compound more than it, 11 sectional dimension of a plurality of connecting rods taper into, and small size connecting rod 11 is accommodated in large scale connection
In bar, its 11 upper end of outer lateral connector bar is connect with fixing joint component 21 in adjacent two connecting rods 11, interior lateral connector bar
After 11 pull out outer lateral connector bar, 11 tail end of interior lateral connector bar is fixed on turning joint component 23.
Rotational positioning component 22 includes flexible positioning piece 221, and 221 one end of flexible positioning piece acts on fixing joint component
On 21,221 other end of flexible positioning piece is acted on turning joint component 23, is limited using flexible positioning piece 221.
Flexible positioning piece 221 includes elastic component 2211, by moving axis 2212, locating shaft 2213 and positioning groove 2214, fixed
Position groove 2214 is set in turning joint component 23, and turning joint component 23, fixing joint component 21 are passed through by moving axis 2213,
It is fallen in turning joint component 23 by 2212 inner end of moving axis, 2211 one end of elastic component acts on fixing joint component 21, elastic component
2211 other ends are acted on by moving axis 2212, and it acts as the offer of elastic component 2211 resilient supports to press moving axis 2212 outward, are pressed
The inner end of moving axis 2212 is connect with one end of locating shaft 2213, and 2213 other end of locating shaft is fallen in positioning groove 2214, external force
After pressing moving axis 2212, by 2212 compression elastic piece 2211 of moving axis, locating shaft 2212 leaves positioning groove 2213, movable at this time
Joint assembly 23 can be rotated relative to fixing joint component 21.
Other flexible components, flexible positioning piece can also be used using spring in elastic component 2211 in the present embodiment
221 further include having spring axle bed 2215, positioning axle installing plate 2216, fixing joint component 21 to be equipped with axle bed through hole 211, bullet
2215 one end of spring axle bed is installed in axle bed through hole 211, is equipped in spring axle bed 2215 and is pressed moving axis through hole 22151, elasticity
2211 inner end of part is held in by moving axis through hole 22151, and 2211 outer end of elastic component is held in by moving axis 2212, by moving axis
2212, across moving axis through hole 22151, turning joint component 23 is pressed, positioning axle installing plate are connected to by 2212 inner end of moving axis
2216, locating shaft through hole 231 is additionally provided on turning joint component 23,2213 one end of locating shaft connects with positioning axle installing plate 2216
It connects, after locating shaft 2213 passes through locating shaft through hole 231,2213 other end of locating shaft falls within positioning groove 2214.
After moving axis 2212 are pressed in pressing, by 2212 compression elastic piece 2211 of moving axis, locating shaft is pushed by 2212 inner end of moving axis
2216 inward displacement of mounting plate, positioning axle installing plate 2216 drive 2213 inward displacement of locating shaft, locating shaft 2213 to be detached from positioning
Groove 2214, turning joint component 23 drives positioning axle installing plate 2216 and locating shaft 2213 to be pressed with edge under external force at this time
Press the rotation of moving axis 2212.
It is that pressing provides elastic force by moving axis 2212 that its principle, which is elastic component 2211, in the present embodiment, presses moving axis 2212
It inwardly presses, presses moving axis 2212 and locating shaft 2213 is driven to leave positioning groove 2214.
Connecting rod 11 is eccentric pipe, and eccentric pipe is also referred to as core shift pipe, and existing frequently-used on self-shooting bar, retraction assemblies 1 are set
There are tail plug 12,11 tail end of outermost connecting rod that can connect bottom folder, Yun Ping with connecting bracket, 11 tail end of outermost connecting rod
Platform etc. is conveniently clamped on desk or bed board, remaining 11 tail end of connecting rod installation tail plug 12 in addition to outermost connecting rod 11, when
The back cap 12 of its 11 pull-out of connecting rod is stuck in inside turning joint component 23.It is distant it to be equipped with one in 11 upper end of outermost connecting rod
Card slot 111 is controlled, being remotely controlled card on card slot 111 has existing self-shooting bar remote controler 3.
As shown in Fig. 8~12, be second embodiment of the invention, flexible positioning piece 22 include elastic component accommodating chamber 2217,
Elastic component 2211, positioning groove 2214 and arc positioning body 2218, elastic component 2218 are fallen in elastic accommodating chamber 2217, and arc is fixed
Position body 2218 is pressed on 2217 upper end of elastic component, and 2218 outer end of arc positioning body is stuck on positioning groove 2214, wherein elasticity is held
Chamber 2217 of receiving is set on fixing joint component 21, and positioning groove 2214 is set on turning joint component 23, when implementing
Elastic accommodating chamber 2217 can be set on turning joint component 23, positioning groove 2214 is set to fixing joint component 21
On.
The rotational positioning component 22 further includes having card slot rotary shaft 222, and card slot rotary shaft 222 includes rotation 2221 He of lid
Be rotatably connected axis 2222, and rotation lid 2221 is connect with 2222 end of rotatable connection axis, and rotation lid 2221 is located at fixing joint component
21 outer surfaces, 2222 another end of rotatable connection axis are fixedly connected after passing through fixing joint component 21 with turning joint component 23,
Rotation lid 2221 is additionally provided with flexible positioning piece 22 with 21 outer surface contact position of fixing joint component, and it is fixed to be equipped on rotation lid 222
Position groove 2214 is equipped with elastic component accommodating chamber 2217 in 222 corresponding 21 outer surface of fixing joint component of rotation lid.
Rotational positioning group 22 further includes flexible circle 223, and card slot rotary shaft 222 further includes having tooth form to be clamped disk 2223,
Tooth form is clamped disk 2223 and is located at rotation lid 2221 and the 2222 end junction of axis that is rotatably connected, and 21 outer surface of fixing joint component is set
There are circular groove 213, elastic ring 223 to be placed on tooth form clamping disk 2223, elastic ring 223 is fallen in circular groove 213, elastic ring
223 are interference fitted with circular groove 213, form damping, elastic ring 223, which can be rubber ring or silica gel ring etc., has elasticity
Ring.
It is third embodiment of the invention as shown in Figure 13~15, rotational positioning component 22 includes bolt connection piece 224,
The bolt connection piece 224 includes bolt 2241, and 2241 one end of bolt is across after turning joint component 23 and fixing joint component
21 fix, and rotational positioning component 22 further includes having positioning tooth 225, and in turning joint component 23 and fixing joint component 21, it connect
Face is equipped with positioning tooth 225.Positioning tooth 225 carries out 23 rotation angle of positioning turning joint component.
The bolt connection piece 224 further includes having nut 2242, and bolt 2241 is closed across after turning joint component 23 with fixed
21 rear bolt of section component, 2241 end is fixedly connected with nut 2242.
In carrying out the present invention, the section of connecting rod 11 is also the regular shapes such as round, ellipse or polygon, in activity
Joint assembly is equipped with flexible clamp piece, and after connecting rod 11 pulls out, flexible clamp piece is stuck in connecting rod 11.Its flexible clamp piece can be
The rubber damping ring fitted closely with connecting rod 11, after pulling out connecting rod 11,11 tail end of connecting rod and rubber damping ring
It fits closely, rubber damping ring prevents 11 slide downward of connecting rod in the case of frictional force；It can also be in the tail of connecting rod 11
Portion is equipped with locating groove, and after connecting rod 11 pulls out, flexible clamp piece is stuck in locating groove.
In order to facilitate use, traction electric machine can be equipped in turning joint 23, traction electric machine drives connecting rod 11 upward
Movement.Rotational positioning component 22 is equipped with electric rotating machine, and electric rotating machine drives the rotation of turning joint component.
Advantage of the invention is that：
Compared with the prior art, the contractile function of holder may be implemented by using retraction assemblies by the present invention, reduces and occupies
Space at the same facilitate adjusting height, be convenient for carrying, after connecting rod in retraction assemblies is gradually pulled out by rotary joint mechanism into
Row rotation, can adjust the angle of support equipment can adjust the angle suitably used as needed, can be with using simple
For as small-sized electronic product self-shooting bar or shooting holder use or used as electronic equipment supporting rack, can be at family
Inside and outside use, application scenarios are wide, meet user's various aspects demand.
Presently preferred embodiments of the present invention is enumerated above, is not intended to limit the invention, all spirit and original in the present invention
All any modification, equivalent and improvement made by within then etc., should all be included in the protection scope of the present invention.
Claims (10)
1. can steering bracket after a kind of stretching, it is characterised in that include retraction assemblies and rotary joint, the rotary joint machine
Structure includes fixing joint component, rotational positioning component and turning joint component, the fixing joint component and rotational positioning group
Part connects, and the turning joint component is rotatably connected with rotational positioning component, and the rotational positioning component fixes turning joint group
Angle after part rotation,
The retraction assemblies include a plurality of connecting rods, and a plurality of connecting rod sectional dimensions taper into, small size connecting rod
It being accommodated in large scale connecting rod, its outer lateral connector bar upper end is connect with fixing joint component in adjacent two connecting rods,
After interior lateral connector bar pulls out outer lateral connector bar, interior lateral connector bar tail end is fixed on turning joint component.
2. can steering bracket after stretching according to claim 1, it is characterised in that the rotational positioning component includes bullet
Property locating piece, described flexible positioning piece one end act on fixing joint component, and the flexible positioning piece other end acts on movable pass
It saves on component.
3. can steering bracket after stretching according to claim 2, it is characterised in that the flexible positioning piece includes flexible
Part presses moving axis, locating shaft and positioning groove, and the positioning groove is set in turning joint component, and the moving axis of pressing passes through work
Movable joint component, fixing joint component, described to be fallen in turning joint component or fixing joint component by moving axis inner end, the bullet
Property part one end acts in fixing joint or turning joint, and the elastic component other end is acted on by moving axis, and elastic component elastic force is outside
Moving axis is pressed in support, is connected by the inner end of moving axis and one end of locating shaft, the locating shaft other end is fallen in positioning groove, pressed by external force
After pressing moving axis, by moving axis compression elastic piece, locating shaft leaves positioning groove.
4. can steering bracket after stretching according to claim 2, it is characterised in that the flexible positioning piece includes flexible
Part accommodating chamber, elastic component, positioning groove and arc positioning body, the elastic component are fallen in elastic accommodating chamber, the arc positioning
Body is pressed on elastic component upper end, and arc positioning body outer end is stuck on positioning groove,
The elasticity accommodating chamber is set on fixing joint component that then positioning groove is set on turning joint component, or elasticity is held
Chamber of receiving is set on turning joint component that then positioning groove is set on fixing joint component.
5. can steering bracket after stretching according to claim 4, it is characterised in that the rotational positioning component further includes having
Card slot rotary shaft, the card slot rotary shaft include rotation lid and rotatable connection axis, and the rotation is covered and the shaft end head that is rotatably connected
Connection, the rotation lid are located at fixing joint module outer surface, and another end of the rotatable connection axis passes through fixing joint component
It is fixedly connected afterwards with turning joint component, the rotation lid is additionally provided with flexibly positioned with fixing joint module outer surface contact position
Part, the rotation are covered equipped with positioning groove, and rotation covers corresponding fixing joint module outer surface and is equipped with elastic component accommodating chamber；
The rotational positioning component further includes flexible circle, and the card slot rotary shaft further includes having tooth form to be clamped disk, the tooth form
It is clamped disk and is located at rotation lid and the shaft end head junction that is rotatably connected, the fixing joint module outer surface is equipped with circular groove, institute
It states elastic ring to be placed on tooth form clamping disk, the elastic ring is fallen in circular groove, and the elastic ring is matched with circular groove interference
It closes.
6. can steering bracket after stretching according to claim 1, it is characterised in that the rotational positioning component includes spiral shell
Tether fitting, the bolt connection piece includes bolt, described bolt one end pass through turning joint component after with fixing joint group
Part is fixed；The rotational positioning component further includes having positioning tooth, and the turning joint component and fixing joint component joint face are equal
Equipped with positioning tooth.
7. can steering bracket after stretching according to claim 1, it is characterised in that the connecting rod is eccentric pipe, the receipts
Contracting component is equipped with tail plug, and the tail plug is installed on the connecting rod tail end except outermost connecting rod, and the connecting rod pulls out it
Back cap is stuck in turning joint component internal.
8. can steering bracket after stretching according to claim 1, it is characterised in that the section of the connecting rod is round, ellipse
Round or polygon, the turning joint component are equipped with flexible clamp piece, and after the connecting rod pulls out, flexible clamp piece is stuck in connection
On bar.
9. can steering bracket after stretching according to claim 1, it is characterised in that the turning joint is equipped with traction electricity
Machine, the traction electric machine drive connecting rod to move upwards.
10. can steering bracket after stretching according to claim 1, it is characterised in that the rotational positioning component is equipped with rotation
Motor, the electric rotating machine drive the rotation of turning joint component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810751576.XA CN108716607A (en) | 2018-07-10 | 2018-07-10 | It can steering bracket after a kind of stretching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810751576.XA CN108716607A (en) | 2018-07-10 | 2018-07-10 | It can steering bracket after a kind of stretching |
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| CN109920663A (en) * | 2019-03-13 | 2019-06-21 | 国网新疆电力有限公司伊犁供电公司 | Portable combined insulating bar |
| CN111508360A (en) * | 2020-04-27 | 2020-08-07 | 维沃移动通信有限公司 | Flexible screen assembly and electronic equipment |
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