CN207407039U - A kind of cantilever section and its pole bracket - Google Patents
A kind of cantilever section and its pole bracket Download PDFInfo
- Publication number
- CN207407039U CN207407039U CN201721468722.5U CN201721468722U CN207407039U CN 207407039 U CN207407039 U CN 207407039U CN 201721468722 U CN201721468722 U CN 201721468722U CN 207407039 U CN207407039 U CN 207407039U
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- China
- Prior art keywords
- frame
- lower cantalever
- cantilever
- upper cantilever
- adjusting bolt
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Abstract
The utility model provides a kind of cantilever section and its pole bracket, and cantilever section includes the first connecting seat, the second connecting seat, upper cantilever frame, lower cantalever frame and constant force spring；First connecting seat, the upper cantilever frame, second connecting seat and the lower cantalever frame are hinged from beginning to end successively, and four hinge joints surround a parallelogram；The opposite end of the constant force spring is connected to provide the power of support respectively with the upper cantilever frame and lower cantalever frame.By setting constant force spring, when can realize that the angle lifted or fallen in cantilever section changes, the spring force for providing support can be kept constant, so as to fulfill any pitch angle with stopping.
Description
Technical field
The utility model is related to pole bracket technical field, more particularly, to a kind of cantilever section and its pole bracket.
Background technology
At present, pole bracket has obtained universal application in support construction, but current pole bracket, structure are excessively simple
Single, adjusting is that feel is often satisfied with without decree user.
It is especially adjusting height or during angle, support force changes, any angle can not be being realized with stopping, to this
Those skilled in the art is needed to continue to research and develop out new product and substituted.
Utility model content
It is in the prior art to solve the purpose of this utility model is to provide a kind of cantilever section and its pole bracket
When adjusting height or angle, support force changes, and can not realize the technical issues of any angle is with stopping.
In order to solve the above technical problems, a kind of cantilever section provided by the utility model, including：First connecting seat, second connect
Joint chair, upper cantilever frame, lower cantalever frame and constant force spring；
First connecting seat, the upper cantilever frame, second connecting seat and the lower cantalever frame are cut with scissors from beginning to end successively
Connection, four hinge joints surround a parallelogram；
The opposite end of the constant force spring is connected to provide support respectively with the upper cantilever frame and lower cantalever frame
Power.
By setting constant force spring, when can realize that the angle lifted or fallen in cantilever section changes, for carrying
It can be kept constant for the spring force of support, so as to fulfill any pitch angle with stopping.
Further, the upper cantilever frame and lower cantalever frame parallel interval are set；
The opposite both ends of the constant force spring include connecting pin and winding end；
The winding end is rotatably arranged on the upper cantilever frame or the lower cantalever frame；
The connecting pin is connected on the lower cantalever frame or the upper cantilever frame；And in the upper cantilever frame and lower outstanding
On the spacing distance direction of arm support, the connecting pin is movably arranged, i.e., described connecting pin is close to the lower cantalever frame or institute
Setting is adjusted in the distance for stating upper cantilever frame.
By adjusting connecting pin in the position in the upper cantilever frame and the spacing distance direction of lower cantalever frame, so as to adjust
Save the angle of inclination between constant force spring winding end and connecting pin, that is, the size of torque when adjusting the work of constant force spring, so as to
The final big minor adjustment for realizing cantilever section support force.
In order to adjust connecting pin in the position in the upper cantilever frame and the spacing distance direction of lower cantalever frame, when connecting pin leads to
When crossing fastener connection, it can be realized by adding and subtracting gasket or increasing and decreasing the thickness of gasket；
Alternatively, setting multiple companies are arranged at intervals on the upper cantilever frame and the connecting plate of lower cantalever frame, connecting plate
Hole is connect, by the way that connecting pin is arranged in different connecting holes or connecting hole group, can equally realize that the position of connecting pin is adjusted.
Further, the cantilever section further includes to adjust the connecting pin in the upper cantilever frame and lower cantalever frame
The regulating part of position on spacing distance direction.
The regulating part is screw rod, and screw rod is rotatably arranged on the upper cantilever frame or lower cantalever frame, the connection
End is sequentially connected with the screw flight, by rotary screw the connecting pin is driven to be moved along the spacing distance direction；
Alternatively, the regulating part is adjusting bolt, tapped through hole is provided on the upper cantilever frame or lower cantalever frame, institute
Adjusting bolt rotation is stated to be located in the tapped through hole；
The connecting pin can relatively rotate in the circumferential direction of the adjusting bolt, is relatively fixed in the axial direction of adjusting bolt
Ground is arranged in the adjusting bolt, and then by being threaded in or out the adjusting bolt, and connecting pin is as adjusting bolt is along institute
State the movement of spacing distance direction.
Further, the cantilever section includes connector, and the connecting pin is connected on the connector；
The internal thread hole for being connected with the screw drive is provided on the connector；
Alternatively, the connector can relatively rotate in the circumferential direction of the adjusting bolt, the phase in the axial direction of adjusting bolt
To being fixedly provided in the adjusting bolt, and then by being threaded in or out the adjusting bolt, the connector is with tune
Section bolt is moved along the spacing distance direction.
Specifically, the connector is plate-like connecting member, and the connecting pin passes through the fasteners such as screw, pin or rivet
Be fixedly connected or can play be connected on the connector.
Further, the quantity of the connector is two, and the connecting pin is clamped between two connectors.
Further, the adjusting bolt stretches into the interval of the upper cantilever frame and lower cantalever frame through the tapped through hole
Between, the connector is arranged on the end of the adjusting bolt.
Further, the upper cantilever frame is articulated in first connection by the first drive-connecting shaft and the second drive-connecting shaft respectively
On seat and second connecting seat；
The lower cantalever frame is articulated in first connecting seat and described by the 3rd drive-connecting shaft and the 4th drive-connecting shaft respectively
On second connecting seat；
First drive-connecting shaft, the second drive-connecting shaft, the 3rd drive-connecting shaft and the 4th drive-connecting shaft parallelogram are laid.
Further, the winding end of the constant force spring is rotatably arranged in the upper cantilever frame by fixed force spring seat
Or on the lower cantalever frame；
Alternatively, the winding end of the constant force spring by fixed seat and axis pin be rotatably arranged in the upper cantilever frame or
Described in person on lower cantalever frame；Axis pin is arranged on through the through hole both ends among winding end in fixed seat, and fixed seat is fixedly connected on
On the upper cantilever frame or the lower cantalever frame.
Further, POM sets are also wrapped, the winding end is sleeved on by POM on the axis pin.
Using above-mentioned technical proposal, the utility model has the advantages that：
Cantilever section provided by the utility model, it is simple in structure, it is easy to use, by setting constant force spring, can realize
When the angle that cantilever section is lifted or fallen changes, the spring force for providing support can be kept constant, so as to fulfill
Any pitch angle with stopping.
In addition, by adjusting connecting pin in the position in the upper cantilever frame and the spacing distance direction of lower cantalever frame, thus
The angle of inclination between constant force spring winding end and connecting pin can be adjusted, that is, torque is big when adjusting the work of constant force spring
It is small, so as to finally realize the big minor adjustment of cantilever section support force.
In addition, the invention also discloses a kind of pole brackets with above-mentioned cantilever section, further include：Pedestal, company
Connect arm group and mounting base；
One end of the linking arm group is articulated on the pedestal；The other end is connected with first connecting seat or second
Seat is hinged, and the mounting base is arranged on second connecting seat or the first connecting seat.
Further, the pedestal is grip slipper.
Further, the mounting base is arranged on by hinge component in the mounting base；The hinge component is used to adjust
Save the pitch angle of mounting base and/or the angle and/or around perpendicular to mounting base axis rotation angle of laterally swinging.
Description of the drawings
It below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution of the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it describes below
In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other attached drawings are can also be obtained according to these attached drawings.
Fig. 1 is the stereogram for the cantilever section that the utility model embodiment 1 provides；
Fig. 2 is the decomposition diagram for the cantilever section that the utility model embodiment 1 provides；
Fig. 3 is the structure diagram of constant force spring in the utility model embodiment 1；
Fig. 4 is the stereogram for the pole bracket that the utility model embodiment 2 provides；
Fig. 5 is the structure diagram of hinge component in the utility model embodiment 2.
Reference numeral：
10- cantilever sections；The first connecting seats of 11-；The first drive-connecting shafts of 11a-；The 3rd drive-connecting shafts of 11b-；The second connecting seats of 12-；
The second drive-connecting shafts of 12a-；The 4th drive-connecting shafts of 12b-；13- upper cantilever framves；14- lower cantalever framves；15- constant force springs；15a- winds end；
15b- connecting pins；16- fixed seats；17- axis pins；18-POM covers；19- regulating parts；20- connectors；30- linking arms；40- is installed
Seat；41- hinge components；50- pedestals.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet
Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality
Novel protected scope.
, it is necessary to explanation in the description of the utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instructions such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
The utility model must have specific with the device or element for simplifying description rather than instruction or hint meaning for ease of description
Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for description purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally
Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, can above-mentioned art be understood with concrete condition
Concrete meaning of the language in the utility model.
Explanation is further explained to the utility model with reference to specific embodiment.
Embodiment 1
As shown in Figs. 1-2, a kind of cantilever section 10 provided in this embodiment, including：First connecting seat 11, the second connecting seat
12nd, upper cantilever frame 13, lower cantalever frame 14 and constant force spring 15；Upper cantilever frame 13 and lower cantalever frame snap together shape about 14
Into a cylindrical body or box body structure, constant force spring is arranged in cylindrical body or the in vivo accommodation space of box.
It can relatively move and be rotatably assorted between upper cantilever frame 13 and lower cantalever frame 14.
First connecting seat 11, upper cantilever frame 13, the second connecting seat 12 and lower cantalever frame 14 are hinged from beginning to end successively, four
Hinge joint surrounds a parallelogram；
The opposite end of constant force spring 15 is connected to provide the power of support respectively with upper cantilever frame 13 and lower cantalever frame 14.
By setting constant force spring 15, when can realize that the angle lifted or fallen in cantilever section 10 changes, use
It can be kept constant in the spring force for providing support, so as to fulfill any pitch angle with stopping.
Wherein, upper cantilever frame 13 and 14 parallel interval of lower cantalever frame are set；As shown in figure 3, constant force spring 15 it is opposite two
End includes connecting pin 15b and winding end 15a；
Winding end 15a is rotatably arranged on upper cantilever frame 13 or lower cantalever frame 14；
Connecting pin 15b is connected on lower cantalever frame 14 or upper cantilever frame 13；And in upper cantilever frame 13 and lower cantalever frame 14
Spacing distance direction on, connecting pin 15b is movably arranged, i.e. connecting pin 15b is close to lower cantalever frame 14 or upper cantilever frame 13
Distance setting is adjusted.
By adjusting connecting pin 15b in the position in upper cantilever frame 13 and the spacing distance direction of lower cantalever frame 14, so as to
To adjust the angle of inclination between the winding of constant force spring 15 end 15a and connecting pin 15b, that is, power when adjusting the work of constant force spring 15
The size of square, so as to finally realize the big minor adjustment of 10 support force of cantilever section.
In order to adjust connecting pin 15b in the position in upper cantilever frame 13 and the spacing distance direction of lower cantalever frame 14, work as connection
When end 15b is connected by fastener, it can be realized by adding and subtracting gasket or increasing and decreasing the thickness of gasket；
Multiple companies are arranged at intervals on upper cantilever frame 13 and the connecting plate of lower cantalever frame 14, connecting plate alternatively, setting
Hole is connect, by the way that connecting pin 15b is arranged in different connecting holes or connecting hole group, can equally realize the position of connecting pin 15b
Put adjusting.
In this implementation, cantilever section 10 further includes to adjust connecting pin 15b in upper cantilever frame 13 and lower cantalever frame 14
The regulating part 19 of position on spacing distance direction.
Regulating part 19 is screw rod, and screw rod is rotatably arranged on upper cantilever frame 13 or lower cantalever frame 14, connecting pin 15b with
Screw flight is sequentially connected, and be drivingly connected end 15b by rotary screw moves along spacing distance direction；
Alternatively, regulating part 19 is adjusting bolt, tapped through hole is provided on upper cantilever frame 13 or lower cantalever frame 14, is adjusted
Bolt rotation is located in tapped through hole；
Connecting pin 15b can be relatively rotated in the circumferential direction of adjusting bolt, set with being relatively fixed in the axial direction of adjusting bolt
It puts in adjusting bolt, and then by being threaded in or out adjusting bolt, connecting pin 15b is as adjusting bolt is along spacing distance direction
It is mobile.
More preferably, cantilever section 10 includes connector 20, and connecting pin 15b is connected on connector 20；
The internal thread hole for being connected with screw drive is provided on connector 20；
Alternatively, connector 20 can be relatively rotated in the circumferential direction of adjusting bolt, is relatively fixed in the axial direction of adjusting bolt
Ground is arranged in adjusting bolt, and then by being threaded in or out adjusting bolt, and connector 20 is as adjusting bolt is along spacing distance
It moves in direction.
Specifically, connector 20 is plate-like connecting member, and connecting pin 15b is consolidated by fasteners such as screw, pin or rivets
Fixed connection or can play be connected on connector 20.
The quantity of connector 20 is two, and connecting pin 15b is clamped between two connectors 20.
When regulating part is adjusting bolt, adjusting bolt stretches into upper cantilever frame 13 and lower cantalever frame 14 through tapped through hole
Between interval, connector 20 is arranged on the end of adjusting bolt.
Upper cantilever frame 13 is articulated in the first connecting seat 11 and by the first drive-connecting shaft 11a and the second drive-connecting shaft 12a respectively
On two connecting seats 12；Lower cantalever frame 14 is articulated in the first connecting seat 11 by the 3rd drive-connecting shaft 11b and the 4th drive-connecting shaft 12b respectively
On the second connecting seat 12；First drive-connecting shaft 11a, the second drive-connecting shaft 12a, the 3rd drive-connecting shaft 11b and the 4th drive-connecting shaft 12b are in flat
Row quadrangle is laid.
The winding end 15a of constant force spring 15 can be rotatably arranged in by fixed force spring seat upper cantilever frame 13 or under
On cantilever shalving 14；
Alternatively, as shown in Fig. 2, the winding end 15a of constant force spring 15 by fixed seat 16 and axis pin 17 rotatably arranged with
On upper cantilever frame 13 or lower cantalever frame 14；Axis pin 17 is arranged on fixed seat 16 through the through hole both ends among winding end 15a
On, fixed seat 16 is fixedly connected on upper cantilever frame 13 or lower cantalever frame 14.
The present embodiment also wraps POM sets 18, and winding end 15a is sleeved on by POM sets 18 on axis pin 17.
Cantilever section 10 provided by the utility model, it is simple in structure, it is easy to use, by setting constant force spring 15, Ke Yishi
When the angle that present cantilever section 10 is lifted or fallen changes, the spring force for providing support can be kept constant, from
And realize any pitch angle with stopping.
In addition, by adjusting connecting pin 15b in the position in upper cantilever frame 13 and the spacing distance direction of lower cantalever frame 14, from
And the work at angle of inclination, i.e. adjusting constant force spring 15 that constant force spring 15 is wound between end 15a and connecting pin 15b can be adjusted
When torque size, so as to finally realize the big minor adjustment of 10 support force of cantilever section.
Embodiment 2
As shown in Figures 4 and 5, present embodiment discloses a kind of pole bracket with above-mentioned cantilever section 10, further include：Bottom
Seat 50, linking arm group and mounting base 40；Linking arm group includes one or several linking arms being hinged from beginning to end successively 30；
One end pivot joint of linking arm group is on base 50；The other end is hinged with the first connecting seat 11 or the second connecting seat 12
It connects, mounting base 40 is arranged on the second connecting seat 12 or the first connecting seat 11.
In the present embodiment, pedestal 50 is grip slipper.
Mounting base 40 is arranged on by hinge component 41 in mounting base 40；Hinge component 41 is used to adjust bowing for mounting base 40
Elevation angle degree and/or the angle and/or around perpendicular to 40 axis rotation angle of mounting base of laterally swinging.Hinge component 41 is existing skill
Art, commonly used in display bracket field, details are not described herein.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, those of ordinary skill in the art should
Understand：It can still modify to the technical solution recorded in foregoing embodiments either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is not made to depart from this practicality newly
The scope of each embodiment technical solution of type.
Claims (10)
1. a kind of cantilever section, which is characterized in that including：First connecting seat, the second connecting seat, upper cantilever frame, lower cantalever frame and
Constant force spring；
First connecting seat, the upper cantilever frame, second connecting seat and the lower cantalever frame are hinged from beginning to end successively,
Four hinge joints surround a parallelogram；
The opposite end of the constant force spring is connected to provide the power of support respectively with the upper cantilever frame and lower cantalever frame.
2. cantilever section according to claim 1, which is characterized in that the upper cantilever frame and lower cantalever frame parallel interval are set
It puts；
The opposite both ends of the constant force spring include connecting pin and winding end；
The winding end is rotatably arranged on the upper cantilever frame or the lower cantalever frame；
The connecting pin is connected on the lower cantalever frame or the upper cantilever frame；And in the upper cantilever frame and lower cantalever frame
Spacing distance direction on, the connecting pin is movably arranged, i.e., described connecting pin close to the lower cantalever frame or it is described on
Setting is adjusted in the distance of cantilever shalving.
3. cantilever section according to claim 2, which is characterized in that the cantilever section further includes to adjust the connecting pin
The regulating part of position on the spacing distance direction of the upper cantilever frame and lower cantalever frame.
4. cantilever section according to claim 3, which is characterized in that the regulating part is screw rod, and screw rod is rotatably arranged at
On the upper cantilever frame or lower cantalever frame, the connecting pin is sequentially connected with the screw flight, is driven by rotary screw
It is moved along the spacing distance direction connecting pin；
Alternatively, the regulating part is adjusting bolt, tapped through hole, the tune are provided on the upper cantilever frame or lower cantalever frame
Section bolt rotation is located in the tapped through hole；The connecting pin can relatively rotate in the circumferential direction of the adjusting bolt, adjust
It is arranged in the axial direction of bolt in the adjusting bolt with being relatively fixed, and then by being threaded in or out the adjusting bolt, even
End is connect as adjusting bolt is moved along the spacing distance direction.
5. cantilever section according to claim 4, which is characterized in that the cantilever section includes connector, and the connecting pin connects
It is connected on the connector；
The internal thread hole for being connected with the screw drive is provided on the connector；
Alternatively, the connector can relatively rotate in the circumferential direction of the adjusting bolt, is relatively solid in the axial direction of adjusting bolt
Surely it is arranged in the adjusting bolt, and then by being threaded in or out the adjusting bolt, the connector is with adjusting spiral shell
Bolt is moved along the spacing distance direction.
6. cantilever section according to claim 5, which is characterized in that the adjusting bolt stretches into institute through the tapped through hole
Between the interval for stating upper cantilever frame and lower cantalever frame, the connector is arranged on the end of the adjusting bolt.
7. cantilever section according to claim 1, which is characterized in that the upper cantilever frame passes through the first drive-connecting shaft and respectively
Two drive-connecting shafts are articulated on first connecting seat and second connecting seat；
The lower cantalever frame is articulated in first connecting seat and described second by the 3rd drive-connecting shaft and the 4th drive-connecting shaft respectively
On connecting seat；
First drive-connecting shaft, the second drive-connecting shaft, the 3rd drive-connecting shaft and the 4th drive-connecting shaft parallelogram are laid.
8. cantilever section according to claim 1, which is characterized in that the winding end of the constant force spring passes through fixed force spring seat
It is rotatably arranged on the upper cantilever frame or the lower cantalever frame；
Alternatively, the winding end of the constant force spring is rotatably arranged in the upper cantilever frame or institute by fixed seat and axis pin
It states on lower cantalever frame；Axis pin is arranged on through the through hole both ends among winding end in fixed seat, and fixed seat is fixedly connected on described
On upper cantilever frame or the lower cantalever frame.
9. cantilever section according to claim 8, which is characterized in that the cantilever section also wraps POM sets, and the winding end passes through
POM is sleeved on the axis pin.
10. a kind of pole bracket with claim 1-9 any one of them cantilever sections, which is characterized in that it is further included：Bottom
Seat, linking arm group and mounting base；
One end of the linking arm group is articulated on the pedestal；The other end is cut with scissors with first connecting seat or the second connecting seat
Connection, the mounting base are arranged on second connecting seat or the first connecting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721468722.5U CN207407039U (en) | 2017-11-06 | 2017-11-06 | A kind of cantilever section and its pole bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721468722.5U CN207407039U (en) | 2017-11-06 | 2017-11-06 | A kind of cantilever section and its pole bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207407039U true CN207407039U (en) | 2018-05-25 |
Family
ID=62318244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721468722.5U Expired - Fee Related CN207407039U (en) | 2017-11-06 | 2017-11-06 | A kind of cantilever section and its pole bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207407039U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110770491A (en) * | 2018-08-01 | 2020-02-07 | 深圳市大疆创新科技有限公司 | Shooting equipment and cradle head stability augmentation device thereof |
-
2017
- 2017-11-06 CN CN201721468722.5U patent/CN207407039U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110770491A (en) * | 2018-08-01 | 2020-02-07 | 深圳市大疆创新科技有限公司 | Shooting equipment and cradle head stability augmentation device thereof |
| CN110770491B (en) * | 2018-08-01 | 2021-08-17 | 深圳市大疆创新科技有限公司 | Shooting equipment and cradle head stability augmentation device thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20180525 Termination date: 20201106 |