CN110007692A - A kind of double push rod rotating mechanisms and heliostat system - Google Patents
A kind of double push rod rotating mechanisms and heliostat system Download PDFInfo
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- CN110007692A CN110007692A CN201910344050.4A CN201910344050A CN110007692A CN 110007692 A CN110007692 A CN 110007692A CN 201910344050 A CN201910344050 A CN 201910344050A CN 110007692 A CN110007692 A CN 110007692A
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- 230000007246 mechanism Effects 0.000 title claims abstract description 64
- 238000000034 method Methods 0.000 abstract description 6
- 238000001514 detection method Methods 0.000 description 47
- 241001463913 Pinna Species 0.000 description 34
- 210000000624 ear auricle Anatomy 0.000 description 34
- 230000033001 locomotion Effects 0.000 description 20
- 238000009434 installation Methods 0.000 description 12
- 230000005540 biological transmission Effects 0.000 description 6
- 238000010248 power generation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
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- 238000010795 Steam Flooding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
- F24S23/70—Arrangements for concentrating solar-rays for solar heat collectors with reflectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S50/00—Arrangements for controlling solar heat collectors
- F24S50/20—Arrangements for controlling solar heat collectors for tracking
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D3/00—Control of position or direction
- G05D3/10—Control of position or direction without using feedback
- G05D3/105—Solar tracker
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/47—Mountings or tracking
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- Thermal Sciences (AREA)
- Sustainable Energy (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
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Abstract
The present invention relates to technical field of solar utilization technique, a kind of double push rod rotating mechanisms and heliostat system are disclosed.Double push rod rotating mechanisms include fixing seat, mounting base, rotating arm, the first driving assembly and the second driving assembly: the top of fixing seat is arranged in mounting base, and is rotatablely connected with fixing seat；Rotating arm one end and fixing seat are pivotally connected；First driving assembly includes the first driving unit that the first push rod and the first push rod of driving are moved along the axis direction of the first push rod, and one in the two is pivotally connected with mounting base, another is pivotally connected with rotating arm；Second driving assembly includes the second push rod and the second driving unit that the second push rod can be driven to move along the axis direction of the second push rod, and one in the two is pivotally connected with fixing seat, another and rotating arm are pivotally connected.Double push rod rotating mechanisms disclosed by the invention, rotating range is big, expands the tracking range to sunlight.
Description
Technical field
The present invention relates to technical field of solar utilization technique, and in particular to a kind of double push rod rotating mechanisms and heliostat system.
Background technique
As social development sharply increases energy demand, solar energy is got over as a kind of cleaning, renewable energy
To be more widely applied.Solar power generation has photovoltaic power generation and heat two kinds of forms of power generation, and solar heat photoelectric technology is by big
Reflecting mirror is measured in a manner of focusing by the energy accumulating of direct sunlight, heat medium generates the steam of high temperature and pressure, with
Steam drive steam turbine power generation.
Tower type solar power generation is that sunlight is gathered the center for being mounted in tower top using a large amount of directional mirror
On heat exchanger, generated electricity by the fluid forces turbine rotation in heating heat exchanger.Heliostat needs to do horizontal revolving motion
Optically focused is tracked to sunlight with pitching rotary motion.Prior art discloses a kind of heliostat with double pusher structures,
Control horizontal revolving motion and the pitching rotary motion of heliostat respectively using two push rods, wherein the rotation of horizontal push is adopted
Horizontally rotated with the form driving heliostat of crank rocker mechanism.
The heliostat for double pusher structures that the prior art provides, using the rotating mechanism of a push rod to the level of heliostat
Rotary motion is controlled, but since push rod is linear motion form, the limited range of rotation that single push rod can drive, it is difficult to real
Existing a wide range of effective tracking of the heliostat to sunlight, reduces the utilization rate to solar energy.
Summary of the invention
It is an object of the present invention to provide a kind of double push rod rotating mechanisms, to expand heliostat horizontal rotary mechanism
Rotation angle range increases heliostat to the tracking range of sunlight, improves the utilization rate to solar energy.
Another object of the present invention is to provide a kind of heliostat systems, improve heliostat system to the tracking energy of sunlight
Power and utilization rate to solar energy.
To achieve the above object, the present invention adopts the following technical solutions:
A kind of double push rod rotating mechanisms, comprising:
Fixing seat；
Mounting base is arranged in the top of the fixing seat, and is rotatablely connected with the fixing seat；
Rotating arm, one end and the fixing seat are pivotally connected；
First driving assembly, including the first push rod interconnected and the first driving unit, first driving unit drive
The axis direction that first push rod is moved along first push rod moves, in first push rod and first driving unit
One is pivotally connected with the mounting base, another is pivotally connected with the rotating arm other end；
Second driving assembly, including the second push rod interconnected and the second driving unit, the second driving unit energy
Second push rod is driven to move along the axis direction of second push rod, in second push rod and second driving unit
One with the fixing seat be pivotally connected, another is pivotally connected with the rotating arm other end.
As a kind of preferred embodiment of double push rod rotating mechanisms, the fixing seat includes center axis seat and fixed plate, described
One end of center axis seat is fixedly connected with the fixed plate, and the other end and the mounting base are rotatablely connected, the rotating arm setting
Between the fixed plate and the mounting base.
As a kind of preferred embodiment of double push rod rotating mechanisms, one end of the rotating arm passes through arm shaft and the center
Axle bed pivot joint, the arm shaft are located at the outside of the center axis seat and are arranged in parallel with the central axis of the center axis seat.
As a kind of preferred embodiment of double push rod rotating mechanisms, first driving unit and the mounting base are pivotally connected, institute
The one end and first driving unit for stating the first push rod are slidably connected, and the other end and the rotating arm are pivotally connected.
As a kind of preferred embodiment of double push rod rotating mechanisms, second driving unit and the fixed plate are pivotally connected, institute
The one end and second driving unit for stating the second push rod are slidably connected, and the other end and the rotating arm are pivotally connected.
As a kind of preferred embodiment of double push rod rotating mechanisms, the rotating arm other end is provided with linkage shaft, described
First push rod and second push rod are rotatablely connected with the linkage shaft.
It further include fixed arm, the fixed arm is along the central axis as a kind of preferred embodiment of double push rod rotating mechanisms
Seat is arranged radially, and one end of the fixed arm is fixedly connected with the fixing seat, the other end of the fixed arm and described the
The rotation connection of two driving units.
As a kind of preferred embodiment of double push rod rotating mechanisms, one end rotation of the rotating arm is set in the central axis
On seat, first driving assembly and second driving assembly are pivotally connected with the other end of the rotating arm and connect.
As a kind of preferred embodiment of double push rod rotating mechanisms, first driving assembly be located at the mounting base with it is described
Between rotating arm, second driving assembly is between the fixed plate and the rotating arm.
A kind of heliostat system includes double push rod rotating mechanisms as described above.
The beneficial effects of the present invention are:
Double push rod rotating mechanisms provided by the invention make first by the first driving assembly of setting and the second driving assembly
Driving assembly and the second driving assembly are connect with mounting base and fixing seat respectively, and are connect with rotating arm, are driven by two
Component is respectively or linkage drives rotating arm rotation, expands the rotation angle range of the relatively fixed seat of mounting base, to effectively expand
The rotating range of double push rod rotating mechanisms.
Heliostat system provided by the invention can effectively expand water by using above-mentioned double push rod rotating mechanisms
Flat rotating range, enhancing heliostat improve the utilization rate to solar energy to the trace ability of sunlight.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for double push rod rotating mechanisms that the embodiment of the present invention one provides；
Fig. 2 is the cross-sectional view for double push rod rotating mechanisms that the embodiment of the present invention one provides；
Fig. 3 is the structural schematic diagram of double push rod rotating mechanisms provided by Embodiment 2 of the present invention；
Fig. 4 is the cross-sectional view of double push rod rotating mechanisms provided by Embodiment 2 of the present invention.
It is marked in figure as follows:
1- fixing seat；2- mounting base；3- rotating arm；The first driving assembly of 4-；The second driving assembly of 5-；6- first is supported
Plate；The second support plate of 7-；8- fixed arm；The first rotary sleeve of 9-；The second rotary sleeve of 10-；
11- fixed plate；12- center axis seat；21- installs end cap；The first push rod of 41-；The first driving unit of 42-；51- second
Push rod；The second driving unit of 52-；
121- first shaft portion；122- pinboard；123- the second shaft portion；125- fixes end cap；
201- detection sensor；202- detection axis；203- flexible connection piece；204- detects axillare；
301- arm shaft；302- linkage shaft；The first connecting shaft of 303-；The second connecting shaft of 304-；
401- first bearing；402- second bearing.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limiting the invention.It also should be noted that in order to just
Only the parts related to the present invention are shown in description, attached drawing rather than entire infrastructure.
In the description of the present invention unless specifically defined or limited otherwise, term " connected ", " connection ", " fixation " are answered
It is interpreted broadly, for example, it may be being fixedly connected, may be a detachable connection, or is integral；It can be mechanical connection,
It can be electrical connection；It can be directly connected, the company inside two elements can also be can be indirectly connected through an intermediary
Logical or two elements interaction relationship.For the ordinary skill in the art, can be understood with concrete condition above-mentioned
The concrete meaning of term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower"
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature includes the first spy above the second feature " above ", " above " and " above "
Sign is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include that fisrt feature is directly below and diagonally below the second feature, or is merely representative of
First feature horizontal height is less than second feature.
In the description of the present embodiment, term " on ", "lower", " right side ", etc. orientation or positional relationships be based on shown in attached drawing
Orientation or positional relationship, be merely for convenience of description and simplification operation, rather than the device or element of indication or suggestion meaning
It must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.In addition,
Term " first ", " second " are only used to distinguish between description, and have no special meaning.
Embodiment one
As shown in Figs. 1-2, a kind of double push rod rotating mechanisms are present embodiments provided, which includes fixing
Seat 1, mounting base 2, rotating arm 3, the first driving assembly 4 and the second driving assembly 5.Fixing seat 1 includes fixed plate 11 and central axis
Seat 12, the central axis of center axis seat 12 are the rotary shaft of double push rod rotating mechanisms, and the lower end of center axis seat 12 and fixed plate 11 are hung down
Direct-connected to connect, the upper end of center axis seat 12 and mounting base 2 are rotatablely connected；Rotating arm 3 is arranged between fixed plate 11 and fixing seat 1,
And one end and fixing seat 1 are pivotally connected；First driving assembly 4 includes the first driving unit 42 and the first push rod 41, the first driving unit
42 are pivotally connected with mounting base 2, and one end of the first push rod 41 is slidably connected with the first driving unit 42, and the other end and rotating arm 3 are pivotally connected；
Second driving assembly 5 includes the second driving unit 52 and the second push rod 51, and the second driving unit 52 is pivotally connected with fixed plate 11, and second
51 one end of push rod is slidably connected with the second driving unit 52, and the other end and rotating arm 3 are pivotally connected.
Double push rod rotating mechanisms provided in this embodiment are made by the first driving assembly 4 of setting and the second driving assembly 5
The first push rod 41 and the second push rod 51 of first driving assembly 4 and the second driving assembly 5 are connect with rotating arm 3, pass through first
Driving unit 42 can drive 51 edge of corresponding first push rod 41 and the second push rod with the drive actions of the second driving unit 52 respectively
Respective axis carries out stretching motion, so that rotating arm 3 and fixing seat 1 be made to rotate relative to center axis seat 12 around same direction；And
Due to the form using double push rods, and the first driving unit 42 can be consolidated relatively relative to the rotation of mounting base 2, the second driving unit 52
Fixed board 11 rotates, and makes the first driving assembly 4 and the second driving assembly 5 can be integrally around center axis seat during stretching motion
12 rotations are further driven to rotating arm 3 and obtain bigger rotating range, to expand the horizontal rotation model of double push rod rotating mechanisms
It encloses.
In the present embodiment, the first driving unit 42 is pivotally connected with mounting base 2, and the first push rod 41 is pivotally connected with rotating arm 3；Second
Driving unit 52 and fixed plate 11 are pivotally connected, and the second push rod 51 is pivotally connected with rotating arm 3.In other embodiments, it is also possible to first
Driving unit 42 and rotating arm 3 are pivotally connected, and the first push rod 41 is pivotally connected with mounting base 2, and/or, the second driving unit 52 and rotating arm 3
Pivot joint, the second push rod 51 are pivotally connected with fixed plate 11.
Specifically, fixed plate 11 is fixedly connected with the lower end of center axis seat 12, and connection type can be threaded connection or weldering
It connects in succession, and preferably using detachable connection methods such as threaded connections.Fixed plate 11 is radially outward prolonged along center axis seat 12
Stretching has first lug portion.
In the present embodiment, center axis seat 12 includes the first shaft portion 121 and the second shaft portion being arranged along its axis
123, pinboard 122 is provided between first shaft portion 121 and the second shaft portion 123.The lower end of first shaft portion 121 and fixed plate 11 connect
Connect, upper end is connect with pinboard 122, and the lower end of the second shaft portion 123 is connect with the upper end of pinboard 122, the second shaft portion 123 it is upper
End is rotatablely connected with mounting base 2.And preferably, the connection between first shaft portion 121 and the second shaft portion 123 and pinboard 122,
Connection between one axle portion 121 and fixed plate 11, which is all made of, the detachable connection methods such as is threadedly coupled, and is conducive to various pieces
Processing, installation and maintenance, and be conducive to keep pinboard 122 connective stability.In other embodiments, center axis seat 12
It can be integrally formed or first shaft portion 121 and the second shaft portion 123 are integrally formed, the fixation of pinboard 122 is set in first shaft portion
121 or the second shaft portion 123 outer surface.
Radially outward projection second protruding pinna of the pinboard 122 along center axis seat 12, the second protruding pinna and first lug portion
Parallel face setting.Rotating arm 3 along center axis seat 12 the setting that extends centrally out, rotating arm 3 close to center axis seat 12 one
End is rotatably connected between first lug portion and the second protruding pinna by arm shaft 301, specifically, up and down the two of arm shaft 301
Side passes through shaft seat and is rotatablely connected with corresponding first lug portion or the second protruding pinna, sets between shaft seat and arm shaft 301
It is equipped with bearing.
Rotating arm 3 includes horizontal part and rake, and one end of horizontal part is connected by arm shaft 301 and the pivot joint of fixing seat 1,
The other end is connect with rake, and rake tilts upward setting along 12 outwardly direction of center axis seat, separate to raise rotating arm 3
The height of 12 one end of center axis seat facilitates the installation of the first driving assembly 4 and the second driving assembly 5.
In the present embodiment, rake is provided with linkage shaft 302 far from one end of horizontal part, and the shaft 302 that links is stretched
The upper surface of rake out, the first push rod 41 and the second push rod 51 are pivotally connected with linkage shaft 302, are conducive to simplify double push rod rotations
The structure setting of rotation mechanism.And since the active force of the first push rod 41 and the second push rod 51 on rotating arm 3 is in same root axis
On, be conducive to obtain bigger rotating range as much as possible, and reduce energy while reducing the size of double push rod rotating mechanisms
Source loss.In other embodiments, the first push rod 41 and the second push rod 51 can be different from the link position of rotating arm 3.
In the present embodiment, the first push rod 41 and the second push rod 51 are located at the two sides of rotating arm 3, shape shown in Fig. 1
Under state, when opposite first driving unit 42 contraction of the first push rod 41, and the second push rod 51 simultaneously receive by opposite second driving unit 52
When contracting, mounting base 2 is rotated counterclockwise with respect to center axis seat 12；When opposite first driving unit 42 elongation of the first push rod 41, and
When opposite second driving unit 52 elongation simultaneously of the second push rod 51, mounting base 2 is rotated clockwise with respect to center axis seat 12.At it
In his embodiment, the first push rod 41 and the second push rod 51 can be respectively positioned on the side of rotating arm 3, at this point, working as one of push rod
Flexible, when another push rod extends, mounting base 2 is rotated relative to center axis seat 12.
In the present embodiment, the center line of the center line of the first push rod 41 and the second push rod 51 is in the same plane, and
The plane is vertical with the axis of center axis seat 12.In other embodiments, the first push rod 41 and the second push rod 51 can also use
Upper lower leaf setting.
Fixed plate 11 is radially outward convexly equipped with third protruding pinna along center axis seat 12, and pinboard 122 is along center axis seat 12
Be radially outward convexly equipped with the 4th protruding pinna, third protruding pinna is opposite with the 4th protruding pinna and is arranged in parallel.Double push rod whirlers
Structure further includes fixed arm 8, and one end of fixed arm 8 is connected between third protruding pinna and the 4th protruding pinna.Fixed arm 8 is whole in
Spindle seat 12 is obliquely installed radially outward, upwards, for raising the link position of the second driving assembly 5, makes the second push rod 51
The axis of axis and the first push rod 41 be generally aligned in the same plane.
Fixed arm 8 includes the first plate disposed in parallel and the second plate, and the first plate and the second plate are Z-type structure, the first plate
Lower end be fixedly connected with third protruding pinna, the lower end of the second plate is fixedly connected with the 4th protruding pinna, the first plate and the second plate it
Between be connected with stiffening plate, for increasing the bonding strength of fixed arm 8.It is driven with second the one end of fixed arm 8 far from center axis seat 12
Moving cell 52 be pivotally connected, and the upside of the second driving unit 52 with the second plate be rotatablely connected, the downside of the second driving unit 52 with
The rotation connection of first plate.
Double push rod rotating mechanisms further include the first support plate 6, and the rotation of the first support plate 6 is set in center axis seat 12, and
Between pinboard 122 and mounting base 2.The first rotary sleeve 9, the first rotation are provided between first support plate 6 and mounting base 2
The lower end of shaft set 9 is fixedly connected with the upper surface of the first support plate 6, the upper end of the first rotary sleeve 9 and the fixed company of mounting base 2
It connects, the first rotary sleeve 9 is rotatablely connected by first bearing 401 and center axis seat 12.Wherein, there are two first bearings 401, two
A first bearing 401 is arranged along the axially spaced-apart of the first rotary sleeve 9.
Mounting base 2 is radially outward convexly equipped with the 5th protruding pinna along center axis seat 12, and the first support plate 6 is along center axis seat 12
Be radially outward convexly equipped with the 6th protruding pinna, the 5th protruding pinna and the 6th protruding pinna are oppositely arranged, the first driving unit 42 setting
Between the 5th protruding pinna and the 6th lug, and the upside of the first driving unit 42 and the 5th protruding pinna are rotatablely connected, and first drives
The downside of moving cell 42 and the 6th protruding pinna are rotatablely connected.
It is detected for the rotary motion to double push rod rotating mechanisms, double push rod rotating mechanisms provided in this embodiment also wrap
Detection components are included, detection components include detection axis 202 and the detection sensor 201 that rotation is set in detection axis 201, detection axis
202 are coaxially disposed with center axis seat 12, and 202 one end of detection axis is protruded into the cavity of center axis seat 12, and pass through detection axillare 204
It is fixedly connected with center axis seat 12.The lower end of mounting base 2 is fixedly connected with installation end cap 21, and installation end cap 21 protrudes into center axis seat
In 12 cavity, and end cap 21 is installed and offers the hole passed through for detection axis 202, installed and be provided with flexible connection piece on end cap 21
203, flexible connection piece 203 is disposed around in the circumferential direction of detection axis 202, and solid with installation end cap 21 and detection sensor 201 respectively
Fixed connection.That is, detection sensor 201 is fixedly connected with mounting base 2 and rotates with mounting base 2, detection axis 202 and center axis seat 12
It is fixedly connected, is rotated by detection sensor 201 around detection axis 202, detect mounting base 2 relative to the rotation position of center axis seat 12
It sets.
Detection sensor 82 is connect with controller, and detection sensor 82 detects and records the angle of the rotation of mounting base 2, and passes
It transports in controller, controller controls the movement of double push rod rotating mechanisms according to the detection signal of detection sensor 82,
To realize the accurate control for rotating angle to mounting base 2, the operational reliability of double push rod rotating mechanisms is improved.In the present embodiment
In, detection sensor 82 is encoder, and in other embodiments, detection sensor 82 can be angular transducer etc..
In the present embodiment, the first driving unit 42 and the second driving unit 52 are motor driven comprising driving electricity
Machine and transmission component, the first push rod 41 and the second push rod 51 are connected by the output shaft of corresponding transmission component and driving motor respectively
It connects.Transmission component can convert push rod for the rotational motion of driving motor for screw nut driven component or rack-and-pinion etc.
Linear motion drive mechanism form.In other embodiments, the first driving unit 42 and/or the second driving unit 52 may be used also
Think that other are able to drive the driving structure form that the first push rod 41 or the second push rod 52 move along a straight line, such as hydraulic cylinder.
The present embodiment additionally provides a kind of heliostat system, further includes pitching machine including above-mentioned double push rod rotating mechanisms
The mounting base 2 of structure and heliostat, double push rod rotating mechanisms is connect with luffing mechanism.
Embodiment two
Fig. 3 is the structural schematic diagram of double push rod rotating mechanisms provided in this embodiment, and Fig. 4, which is provided in this embodiment pair, to be pushed away
The cross-sectional view of bar rotating mechanism present embodiments provides a kind of double push rod rotating mechanisms as shown in Figures 3 and 4, including fixing seat 1,
Mounting base 2, rotating arm 3, the first driving assembly 4 and the second driving assembly 5.Fixing seat 1 includes fixed plate 11 and center axis seat 12,
The rotation axis coincident of the central axis of center axis seat 12 and double push rod rotating mechanisms, the lower end of center axis seat 12 and fixed plate 11 are hung down
Direct-connected to connect, the upper end of center axis seat 12 and mounting base 2 are rotatablely connected；Rotating arm 3 is arranged between fixed plate 11 and fixing seat 1,
And it can be rotated relative to center axis seat 12；First driving assembly 4 includes the first driving unit 42 and the first push rod 41, and the first driving is single
Member 42 is rotatablely connected with mounting base 2, and one end of the first push rod 41 is slidably connected with the first driving unit 42, the other end and rotating arm
3 pivot joints；Second driving assembly 5 includes the second driving unit 52 and the second push rod 51, the second driving unit 52 and 3 pivot of rotating arm
It connects, 51 one end of the second push rod is connect with the second driving unit 52, and the other end and fixed plate 11 are rotatablely connected.
In the present embodiment, the first driving unit 42 is rotatablely connected with mounting base 2, and the first push rod 41 is rotated with rotating arm 3
Connection；Second driving unit 52 is rotatablely connected with rotating arm 3, and the second push rod 51 is rotatablely connected with fixed plate 11.In other implementations
In example, it is also possible to the first driving unit 42 and is rotatablely connected with rotating arm 3, the first push rod 41 is rotatablely connected with mounting base 2, and/
Or, the second driving unit 52 is rotatablely connected with fixed plate 11, the second push rod 51 is rotatablely connected with rotating arm 3.
Specifically, fixed plate 11 is fixedly connected with the lower end of center axis seat 12, and connection type can be threaded connection or weldering
It connects in succession, and preferably using detachable connection methods such as threaded connections.Fixed plate 11 is radially outward prolonged along center axis seat 12
Stretching has first lug portion.
In the present embodiment, the rotation of rotating arm 3 is set in center axis seat 12, the center of rotation and center axis seat of rotating arm 3
12 pivot center is overlapped.Radially convex is equipped with the 7th protruding pinna to rotating arm 3.It is set between rotating arm 3 and fixed plate 11
It is equipped with the second support plate 7, the rotation of the second support plate 7 is set in center axis seat 12, and between the second support plate 7 and rotating arm 3
It is provided with the second rotary sleeve 10, the second rotary sleeve 10 is rotatablely connected by second bearing 402 and center axis seat 12, and second
The lower end of rotary sleeve 10 is fixedly connected with the second support plate 7, and the upper end is fixedly connected with rotating arm 3.
Radially convex is equipped with the 8th protruding pinna to second support plate 7, and the 8th protruding pinna is opposite with the 7th protruding pinna to be set
It sets, the second driving unit 52 is connected between the 7th protruding pinna and the 8th protruding pinna, and the upside of the second driving unit 52 and the
The connection of seven protruding pinnas, downside are connect with the 8th protruding pinna.The first connection is vertically connected in the first lug portion of fixed plate 11
Axis 303, the second push rod 51 and the first connecting shaft 303 are rotatablely connected.
It is provided with the first support plate 6 between rotating arm 3 and mounting base 2, is provided between the first support plate 6 and mounting base 2
First rotary sleeve 9, the first rotary sleeve 9 are rotatablely connected by second bearing 402 and center axis seat 12, the first rotary sleeve 9
Upper end be fixedly connected with mounting base 2, the lower end of the first rotary sleeve 9 is fixedly connected with the first support plate 6.
Mounting base 2 is radially outward convexly equipped with the 5th protruding pinna along center axis seat 12, and the first support plate 6 is along center axis seat 12
Be radially outward convexly equipped with the 6th protruding pinna, the 5th protruding pinna and the 6th protruding pinna are oppositely arranged, the first driving unit 42 setting
Between the 5th protruding pinna and the 6th lug, and the upside of the first driving unit 42 and the 5th protruding pinna are rotatablely connected, and first drives
The downside of moving cell 42 and the 6th protruding pinna are rotatablely connected.The upper surface of rotating arm 3 is vertically installed with the second connecting shaft 304, the
One push rod 41 and the second connecting shaft 304 are rotatablely connected.
In the present embodiment, the rotating joint and the second connecting shaft 304 and rotation of the second driving unit 52 and rotating arm 3
The tie point of arm 3 shifts to install in the circumferential direction of center axis seat 12, and the rotating joint of the second driving unit 52 and rotating arm 3
Between the first connecting shaft 303 and the second connecting shaft 304, this kind of set-up mode, in the case where identical situation is arranged in other structures,
Be conducive to increase the slewing area of rotating arm 3.In other embodiments, the rotation connection of the second driving unit 52 and rotating arm 3
Point can be located on same axis with the second connecting shaft 304 and the tie point of rotating arm 3, or can be along the radial direction of center axis seat 12
Direction shifts to install.
In the present embodiment, the first driving assembly 4 and the second driving assembly 5 are located at the same side of the first connecting shaft 303, and
First rotary components 4 and the second driving assembly 5 can drive mounting base 2 to rotate with independent role, can also be driven and be pacified with synergic rotation
Seat 2 is filled to rotate:
When the first driving unit 42 drive the first push rod 41 carry out stretching motion when, the first push rod 41 drive rotating arm 3 to
Direction far from the first connecting shaft 303 rotates, at this point, since rotating arm 3 connects the second driving unit 52, the first connecting shaft 303
The second push rod 51 is connected, rotating arm 51 drives opposite second driving unit 52 of the second push rod 51 to extend.
When the second driving unit 52 drive the second push rod 51 carry out stretching motion when, the second push rod 51 drive rotating arm 3 to
Direction far from the first connecting shaft 303 rotates, since the first push rod 41 is connect with rotating arm 3, the first driving unit 42 and installation
Seat 2 connects；At this point, the rotation of rotating arm 3 drives the first driving assembly 4 whole if the first driving assembly 4 does not execute stretching motion
Rotate and drive mounting base 2 and rotating arm 3 to rotate synchronously around rotary shaft；If the first driving unit 42 drives the first telescopic rod to execute
Stretching motion, while the rotation of rotating arm 3 drives the first driving assembly 4 to rotate around rotary shaft, the first push rod 41 drives second
Fagging and mounting base are rotated to the direction far from rotating arm 3, so that the collaboration of the first driving assembly 4 and the second driving assembly 5 is made
With the rotating range of mounting base 2 can be expanded.
In other embodiments example, the first driving assembly 4 and the second driving assembly 5 can be located at the first connecting shaft
303 two sides.
It is detected for the rotary motion to double push rod rotating mechanisms, double push rod rotating mechanisms provided in this embodiment also wrap
Detection components are included, detection components include detection axis 202 and the detection sensor 201 that rotation is set in detection axis 201, detection axis
202 are coaxially disposed with center axis seat 12.The upper end of center axis seat 12 is connected with fixed end cap 125, and fixed 125 upper end of end cap is in
The upper surface of spindle seat 12 is fixedly connected, and lower end is protruded into the cavity of center axis seat 12.Receiving is offered on fixed end cap 125
Slot, the lower end of detection axis 202 are protruded into holding tank and are fixedly connected with the slot bottom of holding tank, the upper end of detection axis 202 and detection
Sensor 201 is rotatablely connected.
Installation end cap 21 is connected in mounting base 2, the upper end of installation end cap 21 is fixedly connected with mounting base 2, and lower end is protruded into
In holding tank.The hole passed through for detection axis 202 is offered on installation end cap 21, installation 21 upper surface of end cap offers detection slot,
Detection sensor 201 is fixedly connected by flexible connection piece 203 with the slot bottom of mounting groove.The upper end of detection axis 202 passes through installation
End cap 21 and protruding into detection sensor 201 is rotatablely connected with detection sensor 201, and detection axis 202 and installation end cap 21 it
Between sealing structure is set.That is, detection sensor 201 is fixedly connected with mounting base 2 and rotates with mounting base 2, detection axis 202 is in
Spindle seat 12 is fixedly connected, and is rotated by detection sensor 201 around detection axis 202, detection mounting base 2 is with respect to center axis seat 12
Rotation position.
In the present embodiment, detection sensor 201 is encoder, and in other embodiments, detection sensor 201 can be
Angular transducer etc..By setting detection components, the motion state of double push rod rotating mechanisms can be detected and be regulated and controled, from
And it can be improved the operational reliability of double push rod rotating mechanisms.
In the present embodiment, the first driving unit 42 and the second driving unit 52 are motor driven comprising driving electricity
Machine and transmission component, the first push rod 41 and the second push rod 51 are connected by the output shaft of corresponding transmission component and driving motor respectively
It connects.Transmission component can convert push rod for the rotational motion of driving motor for screw nut driven component or rack-and-pinion etc.
Linear motion drive mechanism form.In other embodiments, the first driving unit 42 and/or the second driving unit 52 may be used also
Think that other are able to drive the driving structure form that the first push rod 41 or the second push rod 52 move along a straight line, such as hydraulic cylinder.
The present embodiment additionally provides a kind of heliostat system, further includes pitching machine including above-mentioned double push rod rotating mechanisms
The mounting base 2 of structure and heliostat, double push rod rotating mechanisms is connect with luffing mechanism.
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that
The invention is not limited to the specific embodiments described herein, be able to carry out for a person skilled in the art it is various it is apparent variation,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out by above embodiments to the present invention
It is described in further detail, but the present invention is not limited to the above embodiments only, without departing from the inventive concept, also
It may include more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.
Claims (10)
1. a kind of double push rod rotating mechanisms characterized by comprising
Fixing seat (1)；
Mounting base (2) is arranged in the top of the fixing seat (1), and is rotatablely connected with the fixing seat (1)；
Rotating arm (3), one end and the fixing seat (1) are pivotally connected；
First driving assembly (4), including the first push rod interconnected (41) and the first driving unit (42), first driving
Unit (42) drives first push rod (41) to move along the axis direction of first push rod (41), first push rod (41)
It is pivotally connected with one in first driving unit (42) with the mounting base (2), another and the rotating arm (3) other end
Pivot joint；
Second driving assembly (5), including the second push rod interconnected (51) and the second driving unit (52), second driving
Unit (52) can drive second push rod (51) to move along the axis direction of second push rod (51), second push rod
(51) it is pivotally connected with one in second driving unit (52) with the fixing seat (1), another is another with the rotating arm (3)
One end pivot joint.
2. double push rod rotating mechanisms according to claim 1, which is characterized in that the fixing seat (1) includes center axis seat
(12) be fixedly connected with fixed plate (11), one end of the center axis seat (12) with the fixed plate (11), the other end with it is described
Mounting base (2) rotation connection, the rotating arm (3) are arranged between the fixed plate (11) and the mounting base (2).
3. double push rod rotating mechanisms according to claim 2, which is characterized in that one end of the rotating arm (3) passes through arm
Shaft (301) and the center axis seat (12) are pivotally connected, the arm shaft (301) be located at the outside of the center axis seat (12) and with
The central axis of the center axis seat (12) is arranged in parallel.
4. double push rod rotating mechanisms according to claim 3, which is characterized in that first driving unit (42) with it is described
Mounting base (2) pivot joint, one end of first push rod (41) are slidably connected with first driving unit (42), the other end and institute
State rotating arm (3) pivot joint.
5. double push rod rotating mechanisms according to claim 4, which is characterized in that second driving unit (52) with it is described
Fixed plate (11) pivot joint, one end of second push rod (51) is slidably connected with second driving unit (52), the other end and
Rotating arm (3) pivot joint.
6. double push rod rotating mechanisms according to claim 5, which is characterized in that rotating arm (3) other end is provided with
It links shaft (302), first push rod (41) and second push rod (51) rotate with the linkage shaft (302) and connect
It connects.
7. double push rod rotating mechanisms according to claim 5, which is characterized in that further include fixed arm (8), the fixed arm
(8) one end of being arranged radially along the center axis seat (12), the fixed arm (8) is fixedly connected with the fixing seat (1), institute
The other end and second driving unit (52) for stating fixed arm (8) are rotatablely connected.
8. double push rod rotating mechanisms according to claim 2, which is characterized in that one end turning set of the rotating arm (3)
Be located on the center axis seat (12), first driving assembly (4) and second driving assembly (5) with the rotating arm
(3) the other end is pivotally connected connection.
9. double push rod rotating mechanisms according to claim 8, which is characterized in that first driving assembly (4) is located at institute
It states between mounting base (2) and the rotating arm (3), second driving assembly (5) is located at the fixed plate (11) and the rotation
Between pivoted arm (3).
10. a kind of heliostat system, which is characterized in that comprising such as the described in any item double push rod rotating mechanisms of claim 1-9.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910344050.4A CN110007692B (en) | 2019-04-26 | 2019-04-26 | Double-push-rod rotating mechanism and heliostat system |
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|---|---|---|---|
| CN201910344050.4A CN110007692B (en) | 2019-04-26 | 2019-04-26 | Double-push-rod rotating mechanism and heliostat system |
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| CN110007692A true CN110007692A (en) | 2019-07-12 |
| CN110007692B CN110007692B (en) | 2022-06-17 |
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| CN110007692B (en) | 2022-06-17 |
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