CN110212846A - The photovoltaic bracket and pump type buoyancy cylinder of tilt adjustable section - Google Patents
The photovoltaic bracket and pump type buoyancy cylinder of tilt adjustable section Download PDFInfo
- Publication number
- CN110212846A CN110212846A CN201910453051.2A CN201910453051A CN110212846A CN 110212846 A CN110212846 A CN 110212846A CN 201910453051 A CN201910453051 A CN 201910453051A CN 110212846 A CN110212846 A CN 110212846A
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- Prior art keywords
- floating body
- cabinet
- pump type
- liquid medium
- type buoyancy
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- 238000007667 floating Methods 0.000 claims abstract description 87
- 239000007788 liquid Substances 0.000 claims abstract description 63
- 230000037361 pathway Effects 0.000 claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 15
- 239000007787 solid Substances 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 24
- 230000008859 change Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 239000007779 soft material Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1447—Pistons; Piston to piston rod assemblies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/18—Combined units comprising both motor and pump
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S30/00—Arrangements for moving or orienting solar heat collector modules
- F24S30/40—Arrangements for moving or orienting solar heat collector modules for rotary movement
- F24S30/42—Arrangements for moving or orienting solar heat collector modules for rotary movement with only one rotation axis
- F24S30/425—Horizontal axis
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
-
- 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
-
- 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
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Sustainable Development (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Photovoltaic Devices (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention discloses a kind of pump type buoyancy cylinders, including injecting the cabinet of liquid medium and being arranged in the intracorporal floating body of the case, inner cavity is equipped in the floating body, the bottom of the inner cavity, which is equipped with, enters the interior intracavitary feed pathway for liquid medium, is equipped with valve in the feed pathway；It is additionally provided on the floating body and is pumped for the interior intracavitary liquid medium to be withdrawn and fed into the intracorporal liquid medium of the case, inlet tube is connected on the inlet of the liquid medium pump, the other end of the inlet tube is located at described interior intracavitary.The invention also discloses a kind of photovoltaic brackets of tilt adjustable section.The photovoltaic bracket and pump type buoyancy cylinder of tilt adjustable section of the present invention, wherein pump type buoyancy cylinder has the advantages that structure is simple and space occupied is small, is configured in single photovoltaic bracket and adjusts its tilt angle.
Description
Technical field
The invention belongs to technical field of photovoltaic power generation, are specifically the photovoltaic bracket and pump type buoyancy of a kind of tilt adjustable section
Cylinder.
Background technique
Currently, what traditional energy was embodied is not reproducible using finiteness, and greatly, utilization rate is low for pollution, destroys ecology, cost
Height, and just can overcome the disadvantages that these deficiencies using solar energy, wind energy as the new energy of representative.More and more countries using new energy as
The important way of sustainable development.
Photovoltaic generating system is photovoltaic module to be mounted on photovoltaic bracket, and be arranged in scheduled permutation, is then passed through
It connects and forms photovoltaic generating system.Usually solar radiation utilization rate is improved by optimizing the inclination angle of photovoltaic bracket to mention
The generating efficiency of high photovoltaic generating system.
Since the elevation angle of the sun is with seasonal variations, the optimum incline angle of photovoltaic bracket becomes also with season
Change, the generated energy of photovoltaic array can be effectively improved using inclination angle adjustable photovoltaic bracket tracking optimum incline angle.At present
Inclination angle adjustable photovoltaic support is essentially all the mechanisms such as single bracket installation motor, rack gear to change the inclination of photovoltaic bracket
Angle.If equipment is installed on each bracket in this way, higher cost, and also each bracket requires the inclination of control adjustment
Angle, higher cost, so a kind of especially structure of demand is simple, low-cost photovoltaic bracket.
The Chinese patent of Publication No. CN 203775129U discloses a kind of adjustable photovoltaic bracket in inclination angle, including
Connecting rod one, the connecting rod three for the connecting rod two of installation photovoltaic component and with horizontal plane setting；One end of the connecting rod one with
Horizontal plane is hinged, and the other end and the connecting rod two are hinged；The upper end of the connecting rod three and the connecting rod two are hinged, the connecting rod one
It is located at the both ends of the connecting rod two with connecting rod three；The connecting rod three is movably arranged vertically, opposite for adjusting the connecting rod two
The inclination angle of horizontal plane.The lower end of the connecting rod three is fixedly installed float, and the float is located in corresponding water tank, the water
Case has the Water Level Regulating System for water level in regulating tank.The Water Level Regulating System includes being connected with the water tank
Water level regulation water tank, water pump a, water pump b and reservoir, the reservoir and water level regulation water tank are mutually indepedent, the water pump a
It is connected with from the water inlet line a of water level regulation water tank water intake and is expelled to the outlet conduit a of reservoir；The water pump b is connected with
The water inlet line b intake from the reservoir and outlet conduit b for being expelled to water level regulation water tank.
The adjustable photovoltaic bracket in the inclination angle is using the buoyancy of float as the power for adjusting photovoltaic bracket tilt angle
Source, but Water Level Regulating System is complex, and reservoir and water level regulation case etc. need to occupy biggish locational space, it is right
For entire photovoltaic power generation field, construction Water Level Regulating System controls multiple photovoltaic brackets simultaneously and adjusts tilt angle, feasibility
Preferably, if but the tilt angle for adjusting some or certain a limited number of several photovoltaic bracket, it is relatively low that there are sexual valences
The problem of.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of photovoltaic bracket of tilt adjustable section and pump type buoyancy cylinder, it should
Pump type buoyancy cylinder has the advantages that structure is simple and space occupied is small, is configured in single photovoltaic bracket and adjusts its tilt angle.
In order to achieve the above objectives, the invention provides the following technical scheme:
Present invention firstly provides a kind of pump type buoyancy cylinders, including injecting the cabinet of liquid medium and being arranged in the cabinet
Interior floating body, the floating body is interior to be equipped with inner cavity, and the bottom of the inner cavity is described interior intracavitary equipped with entering for liquid medium
Feed pathway, the feed pathway is interior to be equipped with valve；
It is additionally provided on the floating body for the interior intracavitary liquid medium to be withdrawn and fed into the intracorporal liquid of the case
Body medium pump is connected with inlet tube on the inlet of liquid medium pump, and the other end of the inlet tube is located in described
It is intracavitary.
Further, the inlet tube is located at the bottom that described interior intracavitary one end extends downward into the inner cavity.
Further, it is connected with outlet tube on the liquid outlet of the liquid medium pump, the outlet tube is always positioned at liquid
The ullage of medium.
Further, it is equipped with that mobile guide is led under the buoyancy for the floating body between the cabinet and the floating body
To mechanism；The guiding mechanism include the idler wheel being arranged on the cabinet wall and be arranged on the floating body outer wall with it is described
The roller groove of idler wheel cooperation.
Further, the inner wall of the cabinet is equipped with radially-inwardly protrusion and along the roller mount of its generatrix direction setting, institute
Idler wheel is stated to be arranged at intervals in the roller mount.
Further, the floating body, which is equipped with to rotate, synchronizes the fixed disk to float up and down with merging, the fixed disk
Outer diameter be less than or equal to minimum range of the idler wheel apart from the cabinet axis, and in the fixed disk also with the roller mount pair
Should be equipped with the fixation clamp that extends radially outwardly, the outer diameter of the fixation clamp be greater than the radially inward one end of the roller mount away from
Be equipped at intervals with a distance from the cabinet axis, and in the roller mount between two idler wheels and for it is described solid
Determine the fixed card slot of clamp cooperation.
Further, the roller mount annular is uniformly arranged on the cabinet wall, the fixation clamp and the idler wheel
Seat is arranged in a one-to-one correspondence.
Further, it is additionally provided on the floating body described for driving the fixed disc spins and being caught in the fixation clamp
Fixed card slot or the driving mechanism for being detached from the fixation clamp out of described fixed card slot.
Further, it is additionally provided between the bottom surface of the cabinet and the floating body for taking up space and telescopic closed outer
Shell, the top surface of the sealing shell are connected with the bottom surface of the floating body and with the floating body synchronizing movings；Or the sealing shell
It is interior to be equipped with for making its top surface be resisted against the elastic element on the floating body bottom surface always.
Further, between the cross-sectional area and the floating body (2) and cabinet (1) of the inner cavity (3) in the horizontal direction
The ratio between the cross-sectional area of gap in the horizontal direction is more than or equal to 5.
The invention also provides a kind of photovoltaic bracket of tilt adjustable section, including the first connecting rod for installing photovoltaic panel,
The both ends of the first connecting rod are respectively equipped with the second connecting rod and third connecting rod being articulated and connected with it, the third connecting rod and ground
It is articulated and connected, is connected on the second connecting rod for driving it to move up and down and then adjusting the first connecting rod between basis
Tilt angle tilt adjustment power mechanism；The tilt adjustment power mechanism uses pump type buoyancy cylinder described in item as above,
And the other end of the second connecting rod is fixedly connected with the floating body.
The beneficial effects of the present invention are:
Pump type buoyancy cylinder of the invention, by the way that inner cavity is arranged in floating body, and on floating body be arranged liquid medium pump and
Feed pathway is arranged in intracavity bottom, in this way, pumped by control valve and liquid medium, i.e., the liquid medium in controllable inner cavity
Weight, and then the weight of entire floating body is controlled, so that floating body is floated up and down in the liquid medium of cabinet；It is transversal by adjusting floating body
Size between area and cabinet cross-sectional area, i.e., the stroke that adjustable floating body moves up and down under buoyancy.
The photovoltaic bracket of tilt adjustable section of the invention, consolidates by using pump type buoyancy cylinder, and by second connecting rod and floating body
Fixed connection adjusts the tilt angle of first connecting rod in this way, moving up and down using pump type buoyancy cylinder driving second connecting rod；It adopts
After pump type buoyancy cylinder, does not need that the auxiliary facilities such as reservoir and balancing tank are arranged again such as the prior art, can effectively subtract
Small size and occupied area, and can be individually attached on each photovoltaic bracket, the inclination of each photovoltaic bracket is adjusted respectively
Angle.
In addition, that is, the area of floating body inner cavity is much larger than floating since the cross-sectional area in the gap between floating body and cabinet is smaller
The area in gap between body and cabinet, and be provided with and take up space and telescopic sealing shell in bottom, therefore adjust floating
The liquid level of internal liquid medium, can be with the height of the liquid level of liquid in master cylinder body, and liquid level in cylinder body
Variation degree is significantly larger than the variation degree of liquid level in floating body, thus the present invention may be implemented to be realized with less liquid medium compared with
Big shift motion (can be very narrow slit between floating body and cabinet), controls the movement of less liquid medium, realize compared with
(liquid medium passes in and out floating body in addition to bringing weight change, and floating body is caused to immerse liquid height variation, bigger for the control of big stroke
Effect should be from the variation for changing cylinder body liquid level, floating body change in elevation therewith).
Detailed description of the invention
In order to keep the purpose of the present invention, technical scheme and beneficial effects clearer, the present invention provides following attached drawing and carries out
Illustrate:
Fig. 1 is the structural schematic diagram of the photovoltaic bracket embodiment of tilt adjustable section of the present invention；
Fig. 2 is the structural schematic diagram of pump type buoyancy cylinder, and specific is state diagram of the floating body in lowest position；
Fig. 3 is the structural schematic diagram of pump type buoyancy cylinder, and specific is state diagram of the floating body in highest position；
Fig. 4 is the A-A cross-sectional view of Fig. 2；
Fig. 5 is the B-B cross-sectional view of Fig. 2.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples, so that those skilled in the art can be with
It better understands the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
As shown in Figure 1, the structural schematic diagram of the photovoltaic bracket embodiment of tilt adjustable section of the present invention.The present embodiment inclination angle can
The photovoltaic bracket of adjusting, including the first connecting rod 16 for installing photovoltaic panel, the both ends of first connecting rod 16 are respectively equipped with cuts with scissors with it
The second connecting rod 17 and third connecting rod 18 connect in succession, is articulated and connected, on second connecting rod 17 between third connecting rod 18 and ground base
It is connected with the tilt adjustment power mechanism for driving it to move up and down and then adjust the tilt angle of first connecting rod 16；Inclination angle
It adjusts power mechanism and uses pump type buoyancy cylinder 19.
The pump type buoyancy cylinder 19 of the present embodiment, including injecting the cabinet 1 of liquid medium and the floating body 2 being arranged in cabinet 1,
Inner cavity 3 is equipped in floating body 2, the bottom of inner cavity 3, which is equipped with, enters the feed pathway 4 in inner cavity 3, feed pathway for liquid medium
Valve 5 is equipped in 4；The liquid for being withdrawn and fed into the liquid medium in inner cavity 3 in cabinet 1 is additionally provided on floating body 2 to be situated between
Matter pumps 6, is connected with inlet tube 7 on the inlet of liquid medium pump 6, the other end of inlet tube 7 is located in inner cavity 3.
The other end of the second connecting rod 17 of the present embodiment is fixedly connected with floating body 2, and pump type buoyancy cylinder 19 is fixedly mounted on ground
On the basis of face.The valve 5 of the present embodiment uses solenoid valve, facilitates control.
Further, one end that inlet tube 7 is located in inner cavity 3 extends downward into the bottom of inner cavity 3, can be by the institute in inner cavity 3
There is liquid medium extraction.It is connected with outlet tube 8 on the liquid outlet of the liquid medium pump 6 of the present embodiment, outlet tube 8 is always positioned at
The ullage of liquid medium.
Further, the guiding mechanism for the mobile guide under buoyancy of floating body 2 is equipped between cabinet 1 and floating body 2.This
The guiding mechanism of embodiment includes that the idler wheel 9 being arranged on 1 inner wall of cabinet and being arranged on 2 outer wall of floating body cooperates with idler wheel 9
Roller groove 10 keeps the movement of floating body 2 more steady.Specifically, the inner wall of the cabinet 1 of the present embodiment is equipped with radially-inwardly protrusion
And along the roller mount 11 of its generatrix direction setting, idler wheel 9 is arranged at intervals in roller mount 11.
Further, the floating body 2 of the present embodiment, which is equipped with to rotate, synchronizes the fixed disk 12 to float up and down with merging, fixed
The outer diameter of disk 12 is less than or equal to minimum range of the idler wheel 9 apart from 1 axis of cabinet, will not interfere with floating body 2 and floats up and down.Fixed disk
The fixation clamp 13 to extend radially outwardly is also correspondingly provided on 12 with roller mount 11, the outer diameter of fixation clamp 13 is greater than roller mount 11
Distance of the radially inward one end apart from 1 axis of cabinet, and be equipped at intervals between two idler wheels 9 and be used in roller mount 11
The fixed card slot cooperated with fixation clamp 13.Preferably, 11 annular of roller mount of the present embodiment is uniformly arranged in 1 inner wall of cabinet
On, fixation clamp 13 is arranged in a one-to-one correspondence with roller mount 11.It is additionally provided on the floating body 2 of the present embodiment for driving fixed disk 12 to revolve
The driving mechanism for turning and fixation clamp 13 being made to be caught in fixed card slot or be detached from fixation clamp 13 out of fixed card slot.Driving mechanism
It can be realized, be not repeated using existing various ways.By the way that fixed disk 12 is arranged, when the position of floating body 2 in place after, can be with
Fixed disk 12 is rotated, fixation clamp 13 is snapped onto fixed card slot, realizes the purpose of positioning.Particularly, it is used in the present embodiment
Photovoltaic bracket on when, after the tilt angle of photovoltaic bracket is adjusted in place, by fixed disk 12 lock floating body 2 position, i.e.,
The position of lockable first connecting rod 16, even if also can be avoided under the bad weathers such as strong wind and be detached from floating body 2 out of cabinet 1,
Better reliability.
Further, it is additionally provided between the bottom surface and floating body 2 of the cabinet 1 of the present embodiment for taking up space and telescopic close
Shell 15 is closed, the top surface of sealing shell 15 is connected with the bottom surface of floating body 2 and with 2 synchronizing moving of floating body；Or it is set in sealing shell 15
Have for making its top surface be resisted against the elastic element on 2 bottom surface of floating body always.It is equipped with and is used in the sealing shell 15 of the present embodiment
So that its top surface is resisted against the elastic element on 2 bottom surface of floating body always, occupy 2 lower space of floating body by the way that sealing shell 15 is arranged,
After being drawn to liquid medium out of inner cavity 3 in cabinet 1, there are biggish changes for the liquid level of the liquid medium in cabinet 1
Change, improves the rate travel and stroke size of floating body 2.Sealing shell 15 can be made of hard material, and sealing shell 15
It is interior to be equipped at least two layers stretching structure being set in together.Sealing shell 15 can also be made of soft material.The present embodiment
Sealing shell 15 be made of soft material.Preferably, the cross-sectional area of inner cavity 3 in the horizontal direction and floating body 2 and cabinet 1
Between the ratio between gap cross-sectional area in the horizontal direction be more than or equal to 5.It is transversal due to the gap between floating body and cabinet
Area is smaller, i.e., the area of floating body inner cavity much larger than between floating body and cabinet gap area, and bottom be provided with occupy
Space and telescopic sealing shell, therefore the liquid level of liquid medium in floating body is adjusted, it can be with liquid in master cylinder body
Liquid level height, and the variation degree of liquid level is significantly larger than the variation degree of liquid level in floating body in cylinder body, thus this
Embodiment may be implemented to realize that biggish shift motion (can be very narrow narrow between floating body and cabinet with less liquid medium
Seam), control the movement of less liquid medium, realize larger stroke control (liquid medium pass in and out floating body in addition to bringing weight
Variation causes floating body to immerse liquid height variation, and bigger effect should be from the variation for changing cylinder body liquid level, and floating body is therewith
Change in elevation).
The photovoltaic bracket of the present embodiment tilt adjustable section, consolidates by using pump type buoyancy cylinder, and by second connecting rod and floating body
Fixed connection adjusts the tilt angle of first connecting rod in this way, moving up and down using pump type buoyancy cylinder driving second connecting rod；It adopts
After pump type buoyancy cylinder, does not need that the auxiliary facilities such as reservoir and balancing tank are arranged again such as the prior art, can effectively subtract
Small size and occupied area, and can be individually attached on each photovoltaic bracket, the inclination of each photovoltaic bracket is adjusted respectively
Angle.Specifically, the pump type buoyancy cylinder of the present embodiment, by the way that inner cavity is arranged in floating body, and is arranged liquid medium on floating body
It pumps and feed pathway is set in intracavity bottom, in this way, being pumped by control valve and liquid medium, i.e., the liquid in controllable inner cavity
The weight of medium, and then the weight of entire floating body is controlled, so that floating body is floated up and down in the liquid medium of cabinet；It is floating by adjusting
Size between body cross-sectional area and cabinet cross-sectional area, i.e., the row that adjustable floating body moves up and down under buoyancy
Journey.
Embodiment described above is only to absolutely prove preferred embodiment that is of the invention and being lifted, protection model of the invention
It encloses without being limited thereto.Those skilled in the art's made equivalent substitute or transformation on the basis of the present invention, in the present invention
Protection scope within.Protection scope of the present invention is subject to claims.
Claims (10)
1. a kind of pump type buoyancy cylinder, it is characterised in that: including injecting the cabinet (1) of liquid medium and being arranged in the cabinet (1)
Interior floating body (2), the floating body (2) is interior to be equipped with inner cavity (3), and the bottom of the inner cavity (3) is equipped with to be entered for liquid medium
Feed pathway (4) in the inner cavity (3), the feed pathway (4) is interior to be equipped with valve (5)；
It is additionally provided on the floating body (2) for the liquid medium in the inner cavity (3) to be withdrawn and fed into the cabinet (1)
Liquid medium pump (6), be connected with inlet tube (7) on the inlet of liquid medium pump (6), the inlet tube (7)
The other end is located in the inner cavity (3).
2. pump type buoyancy cylinder according to claim 1, it is characterised in that: the inlet tube (7) is located in the inner cavity (3)
One end extend downward into the bottoms of the inner cavity (3).
3. pump type buoyancy cylinder according to claim 1, it is characterised in that: connect on the liquid outlet of the liquid medium pump (6)
It is equipped with outlet tube (8), the outlet tube (8) is always positioned at the ullage of liquid medium.
4. pump type buoyancy cylinder according to claim 1-3, it is characterised in that: the cabinet (1) and the floating body
(2) guiding mechanism of the mobile guide under buoyancy for the floating body (2) is equipped between；The guiding mechanism includes setting
In the idler wheel (9) on the cabinet (1) inner wall and the idler wheel with the idler wheel (9) cooperation is set on the floating body (2) outer wall
Slot (10).
5. pump type buoyancy cylinder according to claim 4, it is characterised in that: the inner wall of the cabinet (1) be equipped with it is radial to
Internal projection and along the roller mount (11) of its generatrix direction setting, the idler wheel (9) is arranged at intervals on the roller mount (11).
6. pump type buoyancy cylinder according to claim 4, it is characterised in that: the floating body (2) is equipped with and rotates cooperation
And the fixed disk (12) to float up and down is synchronized, the outer diameter of the fixed disk (12) is less than or equal to the idler wheel (9) apart from the case
The minimum range of body (1) axis, and be also correspondingly provided with and extend radially outwardly with the roller mount (11) in the fixed disk (12)
Fixation clamp (13), the outer diameter of the fixation clamp (13) is greater than described in the roller mount (11) radially inward one end distance
The distance of cabinet (1) axis, and be equipped at intervals between two idler wheels (9) and be used for and institute in the roller mount (11)
State the fixed card slot of fixation clamp (13) cooperation；It is additionally provided on the floating body (2) for driving the fixed disk (12) rotation simultaneously
So that the fixation clamp (13) is caught in the fixed card slot or is detached from the fixation clamp (13) out of described fixed card slot
Driving mechanism.
7. pump type buoyancy cylinder according to claim 6, it is characterised in that: roller mount (11) annular is uniformly arranged in institute
It states on cabinet (1) inner wall, the fixation clamp (13) is arranged in a one-to-one correspondence with the roller mount (11).
8. pump type buoyancy cylinder according to claim 1-3, it is characterised in that: the bottom surface of the cabinet (1) and institute
It states and is additionally provided between floating body (2) for taking up space and telescopic sealing shell (15), the top surface of the sealing shell (15)
It is connected with the bottom surface of the floating body (2) and with the floating body (2) synchronizing moving；Or it is equipped in the sealing shell (15) for making
Its top surface is resisted against the elastic element on the floating body (2) bottom surface always.
9. pump type buoyancy cylinder according to claim 8, it is characterised in that: the inner cavity (3) in the horizontal direction transversal
The ratio between the cross-sectional area of gap in the horizontal direction between area and the floating body (2) and cabinet (1) is more than or equal to 5.
10. a kind of photovoltaic bracket of tilt adjustable section, it is characterised in that: including the first connecting rod (16) for installing photovoltaic panel,
The both ends of the first connecting rod (16) are respectively equipped with the second connecting rod (17) and third connecting rod (18) being articulated and connected with it, and described
It is articulated and connected between three-link (18) and ground base, is connected on the second connecting rod (17) for driving it to move up and down
And then adjust the tilt adjustment power mechanism of the tilt angle of the first connecting rod (16)；The tilt adjustment power mechanism uses
Such as the described in any item pump type buoyancy cylinders of claim 1-9, and the other end of the second connecting rod (17) and the floating body (2) are solid
Fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910453051.2A CN110212846B (en) | 2019-05-28 | 2019-05-28 | Photovoltaic support with adjustable inclination angle and pump type buoyancy cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910453051.2A CN110212846B (en) | 2019-05-28 | 2019-05-28 | Photovoltaic support with adjustable inclination angle and pump type buoyancy cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110212846A true CN110212846A (en) | 2019-09-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114421871A (en) * | 2021-12-21 | 2022-04-29 | 江阴永嘉新能源科技有限公司 | Fishing light complementary photovoltaic support |
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