CN117650742A - Assembled collapse-preventing photovoltaic support purline structure and mounting method thereof - Google Patents

Assembled collapse-preventing photovoltaic support purline structure and mounting method thereof Download PDF

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Publication number
CN117650742A
CN117650742A CN202311611166.2A CN202311611166A CN117650742A CN 117650742 A CN117650742 A CN 117650742A CN 202311611166 A CN202311611166 A CN 202311611166A CN 117650742 A CN117650742 A CN 117650742A
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CN
China
Prior art keywords
purline
clamping
main bodies
limiting
collapse
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CN202311611166.2A
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Chinese (zh)
Inventor
钮学新
顾振军
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Wuxi Sumingda Technology Co ltd
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Wuxi Sumingda Technology Co ltd
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Priority to CN202311611166.2A priority Critical patent/CN117650742A/en
Publication of CN117650742A publication Critical patent/CN117650742A/en
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    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
    • F24S25/60—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules
    • 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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Clamps And Clips (AREA)

Abstract

The invention discloses an assembled collapse-preventing photovoltaic support purline structure, which comprises a plurality of purline main bodies, a locking mechanism and a connecting rope, wherein the purline main bodies are sequentially arranged, the locking mechanism is arranged between every two purline main bodies, and the connecting rope is connected with every two purline main bodies and supports the bottom end of the locking mechanism upwards; the invention can strengthen the connection between two adjacent purlines, and avoid the problems of weak connection position, poor wind resistance and gravity resistance effects and the like of the bracket; the inner end edge of the purline main body can be clamped through the clamping and locking mechanism, so that fastening is realized.

Description

Assembled collapse-preventing photovoltaic support purline structure and mounting method thereof
Technical Field
The invention relates to the technical field of photovoltaic support structures, in particular to an assembled collapse-preventing photovoltaic support purline structure and an installation method thereof.
Background
Photovoltaic brackets are an important structure in solar photovoltaic power generation systems for supporting and mounting photovoltaic modules. The device has the functions of fixing a photovoltaic module, adjusting an inclination angle and providing stable support and protection for the module, and comprises a fixed bracket, a slope bracket, a double-shaft tracking bracket, a single-shaft tracking bracket, a flexible bracket and the like; the existing photovoltaic bracket has the advantage of higher space utilization efficiency, and can realize functions of fishpond arrangement, vehicle parking and the like by utilizing the space below the existing photovoltaic bracket; the photovoltaic bracket is more sensitive to severe weather conditions such as wind, rain, snow and the like, and under extreme weather conditions such as strong wind and the like, the stability of the photovoltaic bracket can be influenced, and the bracket structure is required to be capable of improving the bearing capacity; the purline can generate bending deformation, shearing force and pressure effect when bearing load, and the bearing capacity and the service life of the purline can be influenced by the stress characteristics;
because integrative purlin structure exists the problem that is difficult to transport and install, adopts a plurality of purlins to install fixedly in proper order more, but a plurality of purlins installation are fixed although the transportation of being convenient for and installation, under long-time use, receive the influence such as gravity of photovoltaic system, wind-force in the natural weather, the junction can take place not hard up, causes the sunken problem of junction easily.
Disclosure of Invention
In order to solve the problems, the invention provides an assembled collapse-preventing photovoltaic bracket purline structure and an installation method thereof.
The technical scheme of the invention is as follows: an assembled collapse-preventing photovoltaic support purline structure comprises a plurality of purline main bodies which are sequentially arranged, a locking mechanism which is arranged between every two purline main bodies, and a connecting rope which is connected with every two purline main bodies and supports the bottom end of the locking mechanism upwards,
the top end and the bottom end of the two ends of the purline main body are respectively and correspondingly provided with an upper end edge and a lower end edge which are used for the threaded connection between every two purline main bodies,
the purline main body is an I-shaped structure in cross section formed by two cross beams and a vertical beam, a cavity is arranged in the vertical beam, an inner end edge turned towards the cavity is arranged in the vertical beam,
the clamping mechanism comprises a clamping strip perpendicular to the cross beam, a fastening piece, a clamping block and a push rod piece, wherein the fastening piece, the clamping block and the push rod piece are sequentially arranged on the clamping strip from top to bottom and are used for fastening the inner end edges of two adjacent purline main bodies, the push rod piece is used for pushing the clamping block to move upwards, the upper end of the clamping strip is in sliding limiting connection with the inner wall of the cavity, and the lower end of the clamping strip penetrates through the cavity and extends to the outside;
the fastener includes two with the vertical central line of card strip is symmetry axisymmetric setting's fastening piece, and every the fastening piece middle part all through the dwang with the card strip rotates to be connected, two the fastening piece middle part is equipped with through first spring coupling, the fixture block setting is in on the card strip of first spring below, and the fixture block with card strip slides from top to bottom spacing connection, the ejector pin piece with card strip slides from top to bottom spacing connection, the fastening piece upper end be equipped with correspond the rubber piece of interior terminal contact.
Description: through the arrangement of the purline structure, the connection between two adjacent purlines can be reinforced, and the problems that the connection part of the bracket is unstable, the wind resistance and the gravity resistance effect are poor and the like are avoided; the inner end edge of the purline main body can be clamped through the clamping mechanism, fastening is achieved, the purline part at the joint can be supported upwards through the arrangement of the clamping strip and the connecting rope, and the problem that collapse is caused by loosening of threads at the joint is avoided.
Further, the upper end and the lower end of the inner wall of the cavity are respectively provided with a first lug and a second lug which are used for penetrating into the cavity of the adjacent purline main body and are in threaded connection with the inner wall of the cavity.
Description: through the setting of first lug and second lug, can play spacing effect of cup jointing when installing between two adjacent purlin main parts, and then the convenient installation.
As one implementation scheme, the push rod piece bottom is equipped with the first spout that is used for connecting the rope to pass, the card strip upper end is equipped with the horizontal bar perpendicularly, and the card strip passes through horizontal bar and purlin main part inner wall slide from top to bottom spacing connection.
Description: the first sliding groove can enable the installation of the connecting rope to be more stable.
Further, the upper end edge or the lower end edge between the two purlin main bodies is respectively connected through a screw thread mechanism, and the screw thread mechanism comprises a nut and a bolt, wherein one end of the nut is in rotation limiting connection with the upper end edge or the lower end edge of one purlin main body through a torsion spring, and the bolt is in threaded connection with the nut.
Description: through the setting of above-mentioned screw mechanism, can realize fastening the back to interior end limit at the kayser mechanism, the nut on upper end limit, the lower extreme limit of two purlin main parts can rotate under the reset action of torsional spring and screw up screw structure, and then strengthen the connection of purlin main part, simultaneously, can avoid connecting the rope to under the kayser mechanism supporting action, form the problem that the screw connection appears becoming flexible unable solution between the purlin main part that ascending effort led to the purlin main part.
As another implementation scheme, the connecting rope is sleeved with a supporting plate for supporting the bottom end of the clamping strip, and the bottom end of the push rod piece and the bottom end of the clamping strip are positioned at the same horizontal position.
Description: through the setting of above-mentioned backup pad, can make the backup pad support card strip bottom simultaneously and push rod spare bottom.
Further, limiting blocks for mutually approaching to and lifting the push rod piece to move upwards are arranged on two sides of the push rod piece, the limiting blocks are connected with the clamping strips in a left-right sliding limiting manner, and the limiting blocks on one side of the push rod piece are connected with the lower end of the purline main body on the other side of the push rod piece through connecting rods.
Description: through the setting of the limiting block, when two purlin main bodies are spaced, connecting rods in the two purlin main bodies are also spaced, the limiting block is pushed to move to the bottom surface of the push rod piece, and the push rod piece is prolonged, so that the connecting rope moves relative to the push rod piece, and the push rod piece pushes the clamping block to move upwards to push the fastening block to fasten the inner end edge.
Furthermore, the limiting block is in a circular arc shape in cross section.
Description: through the arrangement, when the purline main body moves, the displacement of the pushing rod piece is pushed to be more reasonable.
Still further, be equipped with the slide bar on the fixture block, the vertical second spout that is used for with the spacing sliding connection of slide bar that is equipped with on the card strip, be equipped with in the second spout and be used for making the slide bar is single upwards to move a plurality of ratchets, the ratchet passes through spacing articulated rod and is connected with second spout inner wall.
Description: through the setting of above-mentioned ratchet and second spout, can make the fixture block be in unidirectional chucking state.
Further, the push rod piece comprises a support rod and an extension mechanism arranged above the support rod, the side edge of the support rod is connected with the clamping strip through a second spring,
the extension mechanism comprises a first sleeve frame, a second sleeve frame and a third sleeve frame which are sequentially arranged from inside to outside, the bottom end of the first sleeve frame is provided with a first limiting end edge for limiting the top end of the second sleeve frame,
a first clamping groove is formed in the outer side of the first sleeve frame above the first limiting end edge, a first clamping block is arranged in the first clamping groove, one end of the first clamping block is rotationally connected with the first clamping groove end edge, and the other end of the first clamping block is connected with the inner bottom surface of the first clamping groove through a third spring;
the bottom surface of the first sleeve frame is provided with a first groove for limiting the top end of the supporting rod;
and the second sleeve frame and the third sleeve frame are respectively provided with a second limiting end edge, a third limiting end edge, a second clamping block, a third clamping block, a second groove and a third groove.
Description: through the setting of above-mentioned extending mechanism, can realize pushing rod spare increase in, the pushing rod spare bottom utilizes branch can realize automatic re-setting, realizes pushing rod spare and stopper's multiple times promotion, realizes the effect of fastening many times to avoid the stopper that the fixture block upwards displacement leads to can't promote the problem, the setting of screens piece can make to establish for the stop collar between each cover frame, in order to guarantee when branch promotes second cover frame/third cover frame, inwards sunken can not take place for first cover frame/second cover frame, leads to unable extension.
The invention also discloses an installation method of the assembled collapse-preventing photovoltaic support purline structure, which comprises the following steps:
s1, firstly, arranging a locking mechanism between two purline main bodies to be installed, then sequentially connecting the upper end edges, the lower end edges and the inner end edges of the two purline main bodies in a threaded manner, and then installing a clamping block in the locking mechanism to enable the two fastening blocks to fasten the inner end edges;
s2, fixing the connecting ropes on the two purline main bodies to finish the installation of the purline main bodies, sequentially fixing the purline main bodies on a support vertical to the bottom surface, connecting by utilizing threads, and then installing the photovoltaic plate on the purline main bodies after installation to finish the installation of the photovoltaic support.
Description: by the installation method, a firm installation method can be provided for the purline structure used for the photovoltaic bracket.
The beneficial effects of the invention are as follows:
(1) The invention can strengthen the connection between two adjacent purlines, and avoid the problems of weak connection position, poor wind resistance and gravity resistance effects and the like of the bracket; the inner end edge of the purline main body can be clamped through the clamping mechanism, fastening is achieved, the purline part at the joint can be supported upwards through the arrangement of the clamping strip and the connecting rope, and the problem that collapse is caused by loosening of threads at the joint is avoided.
(2) The limiting block is arranged, so that when two purlin main bodies are spaced, connecting rods on the two purlin main bodies are spaced, the limiting block is pushed to move to the bottom surface of the push rod piece, the push rod piece is pushed to push the clamping block to move upwards, and the fastening block is pushed to fasten the inner end edge; through the setting of extension mechanism, can realize pushing rod spare increase in, the push rod spare bottom utilizes branch can realize automatic re-setting, realizes pushing rod spare and stopper's multiple times promotion, realizes the effect of fastening many times to avoid the problem that the stopper that the upward displacement of fixture block leads to can't promote.
Drawings
FIG. 1 is a schematic view of the appearance of the present invention;
FIG. 2 is a schematic view of the internal structure of the purlin body of the present invention;
FIG. 3 is a schematic view of the structure of embodiment 1 of the present invention;
FIG. 4 is a schematic view of an assembled latch mechanism according to embodiment 1 of the present invention;
FIG. 5 is a schematic view showing a latch mechanism according to embodiment 1 of the present invention;
FIG. 6 is a schematic view of a screw mechanism according to embodiment 1 of the present invention;
FIG. 7 is a schematic view of the structure of embodiment 2 of the present invention;
FIG. 8 is a schematic view of a latch mechanism according to embodiment 2 of the present invention;
FIG. 9 is a schematic view of a latch mechanism according to embodiment 3 of the present invention;
FIG. 10 is a schematic view of a card strip according to embodiment 3 of the present invention;
FIG. 11 is a schematic view of an elongation mechanism according to embodiment 3 of the present invention;
FIG. 12 is a schematic view of an elongation mechanism according to embodiment 3 of the present invention;
the novel purlin comprises a 1-purlin main body, 11-first convex blocks, 12-inner end edges, 13-lower end edges, 131-bolts, 132 nuts, 14-upper end edges, 2-cavities, 21-second convex blocks, 3-locking mechanisms, 31-locking strips, 311-transverse strips, 32-fastening blocks, 321-rotating rods, 33-rubber blocks, 34-clamping blocks, 341-sliding rods, 342-ratchets, 343-second sliding grooves, 35-pushing rod pieces, 351-supporting rods, 352-first sleeves, 3521-first clamping blocks, 3522-first limiting end edges, 353-second sleeves, 3531-second clamping blocks, 3532-second limiting end edges, 3541-third clamping blocks, 3542-third limiting end edges, 36-limiting blocks, 37-connecting rods, 4-connecting ropes, 41-first sliding grooves and 42-supporting plates.
Detailed Description
The invention will be described in further detail with reference to the following embodiments to better embody the advantages of the invention.
Example 1
As shown in fig. 1, 2 and 3, the assembled collapse-preventing photovoltaic support purline structure comprises a plurality of purline main bodies 1, a locking mechanism 3 and a connecting rope 4, wherein the purline main bodies 1 are sequentially arranged, the locking mechanism 3 is arranged between every two purline main bodies 1, the connecting rope 4 is connected with each two purline main bodies 1 and supports the bottom end of the locking mechanism 3 upwards, and a tightener is arranged on the connecting rope 4;
the top and the bottom of the two ends of the purline main body 1 are respectively and correspondingly provided with an upper end edge 14 and a lower end edge 13 for the threaded connection between every two purline main bodies 1,
the purline main body 1 is an I-shaped structure in cross section formed by two cross beams and a vertical beam, a cavity 2 is arranged in the vertical beam, an inner end edge 12 turned towards the cavity 2 is arranged,
the locking mechanism 3 comprises a clamping strip 31 perpendicular to the cross beam, a fastener, a clamping block 34 and a pushing rod piece 35, wherein the fastener, the clamping block 34 and the pushing rod piece 35 are sequentially arranged on the clamping strip 31 from top to bottom and are used for fastening the inner end edges 12 of two adjacent purline main bodies 1, the pushing rod piece is used for pushing the clamping block 34 to move upwards, the upper end of the clamping strip 31 is in sliding limiting connection with the inner wall of the cavity 2, and the lower end of the clamping strip 31 penetrates through the cavity 2 and extends to the outside;
the fastening piece comprises two fastening blocks 32 which are symmetrically arranged by taking the vertical central line of the clamping strip 31 as a symmetrical axis, the middle part of each fastening block 32 is rotationally connected with the clamping strip 31 through a rotating rod 321, the middle parts of the two fastening blocks 32 are connected through a first spring, the clamping block 34 is arranged on the clamping strip 31 below the first spring, the clamping block 34 is in up-and-down sliding limiting connection with the clamping strip 31, the push rod piece 35 is in up-and-down sliding limiting connection with the clamping strip 31, and the upper end of each fastening block 32 is provided with a rubber block 33 which is in contact with the corresponding inner end edge 12;
the upper end and the lower end of the inner wall of the cavity 2 are respectively provided with a first lug 11 and a second lug 21 which are used for penetrating the cavity 2 of the adjacent purline main body 1 and are in threaded connection with the inner wall of the cavity 2; the second bump 21 is located at the upper end of the cavity 2 of one purline body 1 and connected with the side wall of the purline body 1 at one side of the inner end edge 12, and the first bump 11 is located at the lower end of the cavity 2 of the other purline body 1 and connected with the side wall of the purline body 1 at the other side;
the bottom end of the push rod piece 35 is provided with a first chute 41 for the connecting rope 4 to pass through, the upper end of the clamping strip 31 is vertically provided with a transverse strip 311, and the clamping strip 31 is in up-and-down sliding limiting connection with the inner wall of the purline main body 1 through the transverse strip 311;
the upper end edge 14 or the lower end edge 13 between the two purlin main bodies 1 are respectively connected through a screw thread mechanism, and the screw thread mechanism comprises a nut 132 with one end in rotation limiting connection with the upper end edge 14 or the lower end edge 13 of one purlin main body 1 through a torsion spring and a bolt 131 in threaded connection with the nut 132.
The purline structure mounting method comprises the following steps:
s1, firstly, arranging a locking mechanism 3 between two purline main bodies 1 to be installed, then sequentially connecting the upper end edges 14, the lower end edges 13 and the inner end edges 12 of the two purline main bodies 1 in a threaded manner, and then installing a clamping block 34 in the locking mechanism 3 to enable two fastening blocks 32 to fasten the inner end edges 12;
s2, fixing the connecting ropes 4 on the two purline main bodies 1, completing the installation of the purline main bodies 1, sequentially fixing the purline main bodies 1 on a support vertical to the bottom surface, connecting by utilizing threads, and then installing the photovoltaic panel on the installed purline main bodies 1 to complete the installation of the photovoltaic support.
The working principle of the structure is as follows:
the photovoltaic system is arranged on the purline main body 1, the problem that the connection part of the purline main body 1 possibly collapses along with the increase of the installation time, the connecting rope 4 is under tension, the middle part of the connecting rope 4 acts upward supporting acting force on the push rod 35 and the clamping strip 31, and the problem of structural bearing capacity reduction caused by the collapse of the connection part can be prevented;
when the connection of purline main part 1 takes place to connect not hard up or there is the gap, tighten up connecting rope 4, connecting rope 4 makes push rod 35 upwards promote through first spout 41 fixture block 34, fixture block 34 screens fastener 32's lower extreme makes the upper end of fastener 32 fasten the interior limit 12 of purline main part 1 to reduce not hard up, the production in gap, interior limit 12 realizes fastening the back, the nut 132 of upper end limit 14, lower extreme limit 13 of two purline main parts can rotate screw thread mechanism under the reset action of torsional spring, strengthens the connection of purline main part, makes it be in fastening state always.
Example 2
This example differs from example 1 in that as another embodiment, as shown in fig. 4, 5, 6; the connecting rope 4 is sleeved with a supporting plate 42 for supporting the bottom end of the clamping strip 31, and the bottom end of the push rod piece 35 and the bottom end of the clamping strip 31 are positioned at the same horizontal position;
limiting blocks 36 for mutually approaching and lifting the push rod piece 35 to move upwards are arranged on two sides of the push rod piece 35, the limiting blocks 36 are connected with the clamping strips 31 in a left-right sliding limiting manner, and the limiting blocks 36 on one side of the push rod piece 35 are hinged with the lower end of the purline main body 1 on the other side of the push rod piece 35 through connecting rods 37; the cross section of the limiting block 36 is circular arc;
the clamping block 34 is provided with a sliding rod 341, the clamping bar 31 is vertically provided with a second sliding groove 343 which is used for being in limiting sliding connection with the sliding rod 341, a plurality of ratchets 342 which are used for enabling the sliding rod 341 to move upwards unidirectionally are arranged in the second sliding groove 343, and the ratchets 342 are connected with the inner wall of the second sliding groove 343 through limiting hinge rods.
The working method of this example is substantially the same as that of example 1, except that:
when the connection of the purline main body 1 is loose or a gap exists, the two connecting rods 37 relatively move to enable the limiting block 36 to move, push the push rod piece 35 to move upwards, the push rod 35 pushes the clamping block 34 upwards, the clamping block 34 clamps the lower end of the fastener 32, and the upper end of the fastener 32 fastens the inner end edge 12 of the purline main body 1; the upward unidirectional displacement of the ratchet 342 is utilized to clamp the latch 34 during upward movement.
Example 3
This embodiment differs from embodiment 2 in that, as shown in fig. 7 and 8,
the push rod member 35 comprises a support rod 351 and an extension mechanism arranged above the support rod 351, the side edge of the support rod 351 is connected with the clamping strip 31 through a second spring,
the extending mechanism comprises a first sleeve frame 352, a second sleeve frame 353 and a third sleeve frame 354 which are sequentially arranged from inside to outside, a first limiting end edge 3522 for limiting the top end of the second sleeve frame 353 is arranged at the bottom end of the first sleeve frame 352, a first clamping groove is formed in the outer side of the first sleeve frame 352 above the first limiting end edge 3522, a first clamping block 3521 is arranged in the first clamping groove, one end of the first clamping block 3521 is rotationally connected with the end edge of the first clamping groove, and the other end of the first clamping block 3521 is connected with the inner bottom surface of the first clamping groove through a third spring; a first groove 3523 for limiting the top end of the supporting rod 351 is arranged on the bottom surface of the first sleeve frame 352;
the second rack 353 and the third rack 354 are respectively provided with a second limiting end edge 3532, a third limiting end edge 3542, a second clamping block 3531, a third clamping block 3541, a second groove 3533 and a third groove 3543, which have the same structure as the first rack 352.
The working method of this embodiment is different from embodiment 2 in that:
in the process that the limiting block 36 pushes the push rod piece 35 to move upwards, after the supporting rod 351 is matched with the first groove 3523 to push for one time, the bottom end of the first sleeve frame 352 is in limiting sleeve joint with the top end of the second sleeve frame 353 through the first clamping block 3521 and the first limiting end edge 3522, so that the extension is realized; after the limiting block 36 is restored to the original position and stops pushing, the supporting rod 351 is restored to the original position under the action of the third spring, when secondary pushing is needed, the top end of the supporting rod 351 is matched with the second groove 3533 of the second sleeve frame 353, the first sleeve frame 352 and the second sleeve frame 353 are pushed to move upwards together, and the clamping block 34 is pushed to complete multiple clamping in the same way.

Claims (10)

1. The utility model provides an assembled anti-collapse photovoltaic support purlin structure, which is characterized by comprising a plurality of purlin main bodies (1) which are sequentially arranged, a locking mechanism (3) which is arranged between every two purlin main bodies (1) and a connecting rope (4) which is connected with every two purlin main bodies (1) and upwards supports the bottom end of the locking mechanism (3),
the top end and the bottom end of the two ends of the purline main bodies (1) are respectively and correspondingly provided with an upper end edge (14) and a lower end edge (13) which are used for the threaded connection between every two purline main bodies (1),
the purline main body (1) is an I-shaped structure with a cross section formed by two cross beams and a vertical beam, a cavity (2) is arranged in the vertical beam, an inner end edge (12) turned towards the cavity (2) is arranged,
the clamping and locking mechanism (3) comprises a clamping strip (31) perpendicular to the cross beam, a fastener, a clamping block (34) and a push rod piece (35) for pushing the clamping block (34) to move upwards, wherein the fastener, the clamping block (34) and the push rod piece (35) are sequentially arranged on the clamping strip (31) from top to bottom and used for fastening the inner end edges (12) of two adjacent purline main bodies (1), the upper end of the clamping strip (31) is in sliding limiting connection with the inner wall of the cavity (2), and the lower end of the clamping strip (31) penetrates through the cavity (2) and extends to the outside;
the fastener includes two with vertical central line of card strip (31) is fastening piece (32) that symmetry axisymmetric set up, and every fastening piece (32) middle part all through dwang (321) with card strip (31) rotate and connect, two fastening piece (32) middle part is equipped with through first spring coupling, fixture block (34) set up on card strip (31) of first spring below, and fixture block (34) with card strip (31) slide spacing connection from top to bottom, push rod piece (35) with card strip (31) slide spacing connection from top to bottom, fastening piece (32) upper end be equipped with correspond rubber piece (33) of inner limit (12) contact.
2. The purlin structure of the fabricated anti-collapse photovoltaic support according to claim 1, wherein the upper end and the lower end of the inner wall of the cavity (2) are respectively provided with a first bump (11) and a second bump (21) which are used for penetrating the cavity (2) of the adjacent purlin main body (1) and are in threaded connection with the inner wall of the cavity (2).
3. The assembled collapse-preventing photovoltaic support purline structure according to claim 1, wherein a first sliding groove (41) used for allowing a connecting rope (4) to pass through is formed in the bottom end of the push rod piece (35), a transverse bar (311) is vertically arranged at the upper end of the clamping bar (31), and the clamping bar (31) is in up-and-down sliding limiting connection with the inner wall of the purline main body (1) through the transverse bar (311).
4. A fabricated anti-collapse photovoltaic bracket purlin structure according to claim 3, wherein the upper end edge (14) or the lower end edge (13) between the two purlin bodies (1) are respectively connected by a screw mechanism, and the screw mechanism comprises a nut (132) with one end in limited connection with the upper end edge (14) or the lower end edge (13) of one purlin body (1) through torsion spring rotation and a bolt (131) in threaded connection with the nut (132).
5. The purlin structure of the fabricated anti-collapse photovoltaic support according to claim 1, wherein the connecting rope (4) is sleeved with a supporting plate (42) for supporting the bottom end of the clamping strip (31), and the bottom end of the push rod piece (35) and the bottom end of the clamping strip (31) are positioned at the same horizontal position.
6. The assembled collapse-preventing photovoltaic support purline structure according to claim 5, wherein limiting blocks (36) for mutually closing and lifting the push rod pieces (35) to move upwards are arranged on two sides of the push rod pieces (35), the limiting blocks (36) are connected with the clamping strips (31) in a left-right sliding limiting mode, and the limiting blocks (36) on one side of the push rod pieces (35) are connected with the lower ends of purline main bodies (1) on the other side of the push rod pieces (35) through connecting rods (37).
7. The fabricated collapse resistant photovoltaic bracket purlin structure of claim 6, wherein the stop block (36) is circular in cross section.
8. The assembled collapse-preventing photovoltaic support purline structure according to claim 7, wherein the clamping block (34) is provided with a sliding rod (341), the clamping bar (31) is vertically provided with a second sliding groove (343) used for being in limiting sliding connection with the sliding rod (341), a plurality of ratchets (342) used for enabling the sliding rod (341) to move upwards are arranged in the second sliding groove (343), and the ratchets (342) are connected with the inner wall of the second sliding groove (343) through limiting hinging rods.
9. The purlin structure of the fabricated anti-collapse photovoltaic bracket according to claim 8, wherein the push rod member (35) comprises a supporting rod (351) and an extension mechanism arranged above the supporting rod (351), the side edge of the supporting rod (351) is connected with the clamping strip (31) through a second spring,
the extension mechanism comprises a first sleeve frame (352), a second sleeve frame (353) and a third sleeve frame (354) which are sequentially arranged from inside to outside, a first limiting end edge (3522) used for limiting the top end of the second sleeve frame (353) is arranged at the bottom end of the first sleeve frame (352),
a first clamping groove is formed in the outer side of the first set of frames (352) above the first limiting end edge (3522), a first clamping block (3521) is arranged in the first clamping groove, one end of the first clamping block (3521) is rotationally connected with the end edge of the first clamping groove, and the other end of the first clamping block (3521) is connected with the inner bottom surface of the first clamping groove through a third spring;
a first groove (3523) for limiting the top end of the supporting rod (351) is formed in the bottom surface of the first sleeve frame (352);
and the second rack (353) and the third rack (354) are respectively provided with a second limit end edge (3532), a third limit end edge (3542), a second clamping block (3531) and a third clamping block (3541), a second groove (3533) and a third groove (3543) which are identical to the first rack (352).
10. An installation method of an assembled collapse-preventing photovoltaic support purline structure based on the assembled collapse-preventing photovoltaic support purline structure as set forth in any one of claims 1 to 3, comprising the steps of:
s1, firstly, arranging a locking mechanism (3) between two purline main bodies (1) to be installed, then sequentially connecting the upper end edges (14), the lower end edges (13) and the inner end edges (12) of the two purline main bodies (1) in a threaded manner, and then installing a clamping block (34) in the locking mechanism (3) to enable two fastening blocks (32) to fasten the inner end edges (12);
s2, fixing the connecting ropes (4) on the two purline main bodies (1), finishing the installation of the purline main bodies (1), sequentially fixing the purline main bodies (1) on a support vertical to the bottom surface, connecting by utilizing threads, and then installing the photovoltaic plate on the installed purline main bodies (1), and finishing the installation of the photovoltaic support.
CN202311611166.2A 2023-11-29 2023-11-29 Assembled collapse-preventing photovoltaic support purline structure and mounting method thereof Pending CN117650742A (en)

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CN117650742A true CN117650742A (en) 2024-03-05

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