CN106884883A - A kind of main shaft connection structure in flat single-shaft tracking system - Google Patents
A kind of main shaft connection structure in flat single-shaft tracking system Download PDFInfo
- Publication number
- CN106884883A CN106884883A CN201710263697.5A CN201710263697A CN106884883A CN 106884883 A CN106884883 A CN 106884883A CN 201710263697 A CN201710263697 A CN 201710263697A CN 106884883 A CN106884883 A CN 106884883A
- Authority
- CN
- China
- Prior art keywords
- cone
- live spindle
- fixed plate
- tracking system
- expanding block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000008961 swelling Effects 0.000 claims abstract description 11
- 239000006185 dispersion Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/02—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for connecting two abutting shafts or the like
- F16D1/04—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for connecting two abutting shafts or the like with clamping hub; with hub and longitudinal key
- F16D1/05—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for connecting two abutting shafts or the like with clamping hub; with hub and longitudinal key with radial clamping due to axial loading of at least one pair of conical surfaces
-
- 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
- H02S20/32—Supporting structures being movable or adjustable, e.g. for angle adjustment specially adapted for solar 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
Abstract
The invention discloses a kind of main shaft connection structure in flat single-shaft tracking system；It includes being fixedly connected on the bearing block on support post, its middle part is arranged on the rotary shaft on bearing block, also include being arranged on rotating shaft terminal and the swelling connected structure for connecting live spindle, the swelling connected structure includes being fixedly installed on the U-frame of rotary shaft end, it is arranged on the fixed plate of U-frame end, penetratingly be arranged in fixed plate and with the adjusting screw rod of the rotating shaft coaxle heart, it is arranged on the cone of adjusting screw rod one end, the adjusting nut being adapted with adjusting screw rod, multiple is coated on outer surface of cone and can hold the expanding block on the inside of live spindle, the cone and adjusting nut are located at fixed plate both sides；Reasonable in design of the present invention, quickly connection avoids violence from installing can to promote live spindle, effectively solves the problems, such as that existing mounting means bolt hole cannot be corresponded to and operating difficulties, improves efficiency of construction.
Description
Technical field
The present invention relates to technical field of photovoltaic power generation, and in particular to a kind of main shaft connection in flat single-shaft tracking system
Structure.
Background technology
In flat single-shaft tracking system, live spindle is divided into multistage, support post is set between adjacent live spindle,
The main shaft connection structure for being connected adjacent live spindle is provided with support post, can after the live spindle connection of multistage
Realize it is synchronous, while rotate, and then the photovoltaic panel for making to be arranged in live spindle synchronizes the regulation of rotational angle.
Bolt hole is pre-machined in live spindle in existing flat single-shaft tracking system, is then connected by bolt and nut
Fitting and main shaft connection structure are fixedly connected, the mismachining tolerance of interval error, bolt hole when being set due to support post,
The reasons such as each section of error in length of live spindle, make live spindle easily bolt occur in connection procedure with main shaft connection structure
Hole cannot corresponding problem, bring great inconvenience to actual installation construction, what workmen was often installed using violence
Mode is assembled, and the stability and angle of photovoltaic panel degree of regulation to structure cause very big influence；Revolve in the prior art
Turn main shaft generally using hollow square steel tube, so in connection procedure, generally first enter main shaft connection structure and live spindle
Then the chimeric docking of row is attached fixation by bolt and nut connector, and the chimeric operation can be missed because of construction in installation process
Differ from reason and increase operation difficulty, influence efficiency of construction.
The content of the invention
The purpose of the present invention is just to problems of the prior art, there is provided a kind of easy construction, quick for installation, can be promoted
Enter live spindle quickly connection avoid violence install for the main shaft connection structure in flat single-shaft tracking system.
The technical solution adopted by the present invention is to achieve the above object：
A kind of main shaft connection structure in flat single-shaft tracking system, including be fixedly connected on bearing block on support post,
Its middle part is arranged on the rotary shaft on bearing block, the swelling rank also including being arranged on rotating shaft terminal and for connecting live spindle
Binding structure, the swelling connected structure includes being fixedly installed on the U-frame of rotary shaft end, being arranged on the fixation of U-frame end
Plate, be penetratingly arranged in fixed plate and the adjusting screw rod with the rotating shaft coaxle heart, be arranged on adjusting screw rod one end cone and
Adjusting nut that adjusting screw rod is adapted, multiple are coated on outer surface of cone and can hold the expanding block on the inside of live spindle,
The cone and adjusting nut are located at fixed plate both sides；
Further, the swelling number of blocks is four, and expanding block can form square outline after being coated on outer surface of cone, described
Cone is square cone；
Further, it is provided with the one side of the fixed plate by center outwards in the projection of dispersion shape, described expanding block one end
It is provided with the chute being adapted with projection.
Further, it is provided with anti-slip texture on the expanding block and at live spindle binding face；
Further, rubber sleeve is coated between the expanding block outside and live spindle.
The beneficial effects of the invention are as follows：
1st, the present invention replaces conventional bolt-nut connecting structure by swelling connected structure, can so avoid live spindle and master
Operation difficulty is big during the bolt hole that Axile connection structure occurs in connection procedure cannot be corresponded to and live spindle is chimeric asks
Topic, beneficial to operating efficiency is improved, can be prevented effectively from the construction problem of violence assembling, for the control accuracy of flat single-shaft tracking system is carried
For ensureing；The present invention can expand outwardly expanding block, and then can cover in live spindle by the regulation to adjusting screw rod
Inwall, achieves a fixed connection；
2nd, live spindle is being primarily subjected to the effect of peripheral force in the process of running, to avoid live spindle by after expanding block swelling
Acted on by peripheral force, and the one side for expanding block one end and fixed plate occur produces sliding friction, can be by chute and projection
Cooperation makes live spindle circumferentially fixed with rotary shaft；
3rd, live spindle is primarily subjected to torsional moment in actual application, unified overall to connect into multiple support posts
External force is avoided to damage to increase structural strength, live spindle is also subjected to certain axial tension stress, can be anti-slip by setting
Texture increases frictional resistance, live spindle and main shaft connection structure is born bigger axial tension stress upon connection；
4th, multiple expanding blocks can be coated and fixed in cone by rubber sleeve to increase the convenience of assembling.
Brief description of the drawings
Fig. 1 is positive structure diagram of the invention；
Fig. 2 is overlooking the structure diagram of the invention；
Fig. 3 is the structural representation of expanding block in the present invention；
Fig. 4 is the structural representation of fixed plate in the present invention.
Wherein：1- support posts；2- bearing blocks；3- rotary shafts；4- live spindles；5-U shape frames；6- fixed plates；7- is adjusted
Screw rod；8- cones；9- adjusting nuts；10- expanding blocks；The anti-slip textures of 11-；12- rubber sleeves；13- projections；14- chutes.
Specific embodiment
The preferred embodiment of the present invention is illustrated below in conjunction with accompanying drawing：
As shown in Figures 1 to 4, a kind of main shaft connection structure in flat single-shaft tracking system, including to be fixedly connected on support vertical
Bearing block 2 on post 1, its middle part are arranged on the rotary shaft 3 on bearing block 2, also including being arranged on the two ends of rotary shaft 3 and for even
Connect the swelling connected structure of live spindle 4, the swelling connected structure include being fixedly installed on the U-frame 5 of the end of rotary shaft 3,
Be arranged on the fixed plate 6 of the end of U-frame 5, be penetratingly arranged in fixed plate 6 and the adjusting screw rod 7 concentric with rotary shaft 3,
It is arranged on the adjusting nut 9, multiple that the cone 8 of the one end of adjusting screw rod 7 is adapted with adjusting screw rod 7 and is coated on the outer surface of cone 8
And the expanding block 10 on the inside of live spindle 4 can be held, U-frame 5 can facilitate the regulation of adjusting nut 9 to operate, and cone 8 can be
Set four to be used to adapt to the situation using square steel tube as live spindle 4, it is also possible to set three or six to adapt to use
Round steel pipe as live spindle 4 situation；
Square steel tube is used due in flat single-shaft tracking system as live spindle 4, so the quantity of expanding block 10 can for four more
To be fitted on 4 four medial surfaces of live spindle, expanding block 10 is coated on the outer surface of cone 8 and forms square contour, the square wheel
Exterior feature is shown by being arranged on the wing plate of the both sides of expanding block 10, and the wing plate increased expanding block 10 and live spindle 4
The contact area of inner surface, can prevent adjacent expanding block 10 from live spindle 4 is covered into deformation, can when cone 8 is square cone
Ensure that expanding block 10 does not produce circumferential movement on the outer surface of cone 8；
Rotary shaft 3 and live spindle 4 need strict guarantee circumferentially fixed, although one end of expanding block 10 can be closely covered in fixation
On the one side of plate 6, circumferential misalignment, but live spindle 4 is avoided to be born in actual moving process back and forth using frictional resistance
Circumferential active force, ensure circumferentially fixed not fool proof using frictional resistance, easily produce sliding friction, influence photovoltaic
The angular adjustment of plate, therefore be provided with the one side of fixed plate 6 by center outwards in the projection 13 of dispersion shape, expanding block 10
One end is provided with the chute 14 being adapted with projection 13, and projection 13 can set the strip of squarely, quantity and expanding block 10
Four are all, chute 14 similarly sets four, rotary shaft 3 and live spindle are realized using the cooperation of projection 13 and chute 14
4 it is circumferentially fixed, expanding block 10 laterally expand when slided along projection 13；
In actual application, live spindle 4 on expanding block 10 and rotates also subject to certain axial tension stress, now
Anti-slip texture 11 is set at the binding face of main shaft 4, frictional resistance can be increased, increased structural strength, be prevented effectively from expanding block 10
Relative slip is produced and live spindle 4 between, anti-slip texture 11 can set toothing；
Because expanding block 10 is coated on the outer surface of cone 8, now rubber is coated between the outside of expanding block 10 and live spindle
Gum cover 12, can with play a part of to be fixed to expanding block 10 in cone 8, rubber sleeve 12 can be carried during practical set
Directly assembling, also dismountable rear assembling；Rubber sleeve 12 is such as carried to be assembled it is ensured that its thickness is not more than anti-slip texture 11
Depth.
Operating process of the invention and action principle：
First by cone 8 and the inner side of the two parts of expanding block 10 insertion live spindle 4, then rotated by spanner and be located at fixed plate 6 one
The nut of regulation 9 of side, adjusting nut 9 holds in fixed plate 6 and pulls adjusting screw rod 7 overhanging, and the one end of expanding block 10 holds
On the one side of fixed plate 6, during cone 8 is overhanging expanding block 10 by cone 8 inclined-plane drive along the length of projection 13 it is square to
Surrounding is expanded, and then the inwall of live spindle 4 is held, and realizes the linking and fixation of rotary shaft 3 and live spindle 4；To increase
Adjusting nut 9 can use double nut locking mechanism or increase elastic stopping pad to reach phase to the tensioning function of adjusting screw rod 7
Same purpose.
Finally it should be noted that：The preferred embodiment of invention is the foregoing is only, invention is not limited to, although
Invention is described in detail with reference to the foregoing embodiments, for a person skilled in the art, it still can be to preceding
State the technical scheme described in each embodiment to modify, or equivalent is carried out to which part technical characteristic.It is all to send out
Within bright spirit and principle, any modification, equivalent substitution and improvements made etc., should be included in invention protection domain it
It is interior.
Claims (5)
1. a kind of main shaft connection structure in flat single-shaft tracking system, including it is fixedly connected on the axle on support post (1)
Bearing (2), its middle part are arranged on the rotary shaft (3) on bearing block (2), it is characterised in that：Also include being arranged on rotary shaft (3) two
End and the swelling connected structure for connecting live spindle (4), the swelling connected structure include being fixedly installed on rotary shaft (3)
The U-frame (5) of end, the fixed plate (6) for being arranged on U-frame (5) end, be penetratingly arranged in fixed plate (6) and with rotation
The concentric adjusting screw rod (7) of axle (3), it is arranged on the cone (8) of adjusting screw rod (7) one end and adjusting screw rod (7) is adapted
Adjusting nut (9), multiple are coated on cone (8) outer surface and can hold the expanding block (10) on the inside of live spindle (4), described
Cone (8) and adjusting nut (9) are positioned at fixed plate (6) both sides.
2. a kind of main shaft connection structure in flat single-shaft tracking system as claimed in claim 1, it is characterised in that：It is described
Expanding block (10) quantity is four, and expanding block (10) can form square outline, the cone after being coated on cone (8) outer surface
(8) it is square cone.
3. a kind of main shaft connection structure in flat single-shaft tracking system as claimed in claim 2, it is characterised in that：It is described
It is provided with the one side of fixed plate (6) by center outwards in the projection (13) of dispersion shape, described expanding block (10) one end is set
There is the chute (14) being adapted with projection (13).
4. as claimed in claim 2 or claim 3 a kind of main shaft connection structure in flat single-shaft tracking system, it is characterised in that：
Anti-slip texture (11) is provided with the expanding block (10) and at live spindle (4) binding face.
5. a kind of main shaft connection structure in flat single-shaft tracking system as claimed in claim 4, it is characterised in that：It is described
Rubber sleeve (12) is coated between expanding block (10) outside and live spindle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710263697.5A CN106884883B (en) | 2017-04-21 | 2017-04-21 | Main shaft connection structure for flat single-shaft tracking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710263697.5A CN106884883B (en) | 2017-04-21 | 2017-04-21 | Main shaft connection structure for flat single-shaft tracking system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106884883A true CN106884883A (en) | 2017-06-23 |
| CN106884883B CN106884883B (en) | 2023-08-25 |
Family
ID=59183442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710263697.5A Active CN106884883B (en) | 2017-04-21 | 2017-04-21 | Main shaft connection structure for flat single-shaft tracking system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106884883B (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1477465A (en) * | 1974-09-25 | 1977-06-22 | Shelton W | Fastening devices |
| GB1515297A (en) * | 1975-08-15 | 1978-06-21 | Comens Ab | Plugs for tubular members |
| FR2565300A1 (en) * | 1984-06-05 | 1985-12-06 | Tonna Electronique | Fixing end piece for a tube. |
| CN1617982A (en) * | 2002-01-31 | 2005-05-18 | 斯恩有限公司 | Connecting device for tubular elements |
| US20060133893A1 (en) * | 2003-01-28 | 2006-06-22 | Yasuo Harashima | Fastened assembly body, connector, and hydraulic cylinder unit |
| CA2614092A1 (en) * | 2005-07-06 | 2007-01-11 | Visteon Global Technologies, Inc. | Prestressed shaft/hub connection having a perfect cone shape |
| CN201140450Y (en) * | 2007-12-13 | 2008-10-29 | 中铁二十三局集团有限公司 | Adjustable casing tube fixer |
| CN202100905U (en) * | 2011-06-10 | 2012-01-04 | 神华集团有限责任公司 | Bracket for horizontal single-axle tracking system |
| CN102606574A (en) * | 2012-03-31 | 2012-07-25 | 湖南省金为型材有限公司 | Pipe fastening connection assembly |
| US20120201601A1 (en) * | 2011-02-09 | 2012-08-09 | Solar Liberty Energy Systems, Inc. | Sandwich wedge clamp for fastening a solar panel |
| CN203730593U (en) * | 2014-03-21 | 2014-07-23 | 天津龙创恒盛实业有限公司 | Expansion type separate corrugated pipe shaft coupling |
| CN204148889U (en) * | 2014-09-30 | 2015-02-11 | 重庆杭飞机械制造有限公司 | Roller type turning clamping device |
| CN205377772U (en) * | 2016-01-15 | 2016-07-06 | 杭州帷盛科技有限公司 | Stand integrated configuration of photovoltaic tracking ware |
| CN206694449U (en) * | 2017-04-21 | 2017-12-01 | 中国水电四局（兰州）机械装备有限公司 | A kind of main shaft connection structure being used in flat single-shaft tracking system |
-
2017
- 2017-04-21 CN CN201710263697.5A patent/CN106884883B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1477465A (en) * | 1974-09-25 | 1977-06-22 | Shelton W | Fastening devices |
| GB1515297A (en) * | 1975-08-15 | 1978-06-21 | Comens Ab | Plugs for tubular members |
| FR2565300A1 (en) * | 1984-06-05 | 1985-12-06 | Tonna Electronique | Fixing end piece for a tube. |
| CN1617982A (en) * | 2002-01-31 | 2005-05-18 | 斯恩有限公司 | Connecting device for tubular elements |
| US20060133893A1 (en) * | 2003-01-28 | 2006-06-22 | Yasuo Harashima | Fastened assembly body, connector, and hydraulic cylinder unit |
| CA2614092A1 (en) * | 2005-07-06 | 2007-01-11 | Visteon Global Technologies, Inc. | Prestressed shaft/hub connection having a perfect cone shape |
| CN201140450Y (en) * | 2007-12-13 | 2008-10-29 | 中铁二十三局集团有限公司 | Adjustable casing tube fixer |
| US20120201601A1 (en) * | 2011-02-09 | 2012-08-09 | Solar Liberty Energy Systems, Inc. | Sandwich wedge clamp for fastening a solar panel |
| CN202100905U (en) * | 2011-06-10 | 2012-01-04 | 神华集团有限责任公司 | Bracket for horizontal single-axle tracking system |
| CN102606574A (en) * | 2012-03-31 | 2012-07-25 | 湖南省金为型材有限公司 | Pipe fastening connection assembly |
| CN203730593U (en) * | 2014-03-21 | 2014-07-23 | 天津龙创恒盛实业有限公司 | Expansion type separate corrugated pipe shaft coupling |
| CN204148889U (en) * | 2014-09-30 | 2015-02-11 | 重庆杭飞机械制造有限公司 | Roller type turning clamping device |
| CN205377772U (en) * | 2016-01-15 | 2016-07-06 | 杭州帷盛科技有限公司 | Stand integrated configuration of photovoltaic tracking ware |
| CN206694449U (en) * | 2017-04-21 | 2017-12-01 | 中国水电四局（兰州）机械装备有限公司 | A kind of main shaft connection structure being used in flat single-shaft tracking system |
Non-Patent Citations (1)
| Title |
|---|
| 王增新;马岩;王茜;许翠芳;: "四坐标数控龙门加工中心进给传动系统设计", 航空制造技术, no. 22, pages 114 - 117 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106884883B (en) | 2023-08-25 |
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Effective date of registration: 20230731 Address after: 730000 2-2 Hekou south, Xigu District, Lanzhou City, Gansu Province Applicant after: SINOHYDRO ENGINEERING BUREAU 4 (LANZHOU) MACHINERY EQUIPMENT CO.,LTD. Address before: 730000 2-2 Hekou south, Xigu District, Lanzhou City, Gansu Province Applicant before: SINOHYDRO ENGINEERING BUREAU 4 (LANZHOU) MACHINERY EQUIPMENT CO.,LTD. Applicant before: GANSU HYDROPOWER HYDRAULIC MACHINERY CO.,LTD. |
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