CN117895883A - Photovoltaic array buffer stop - Google Patents

Abstract

The invention discloses a photovoltaic array anti-collision device, which belongs to the technical field of operation and maintenance safety of photovoltaic power stations and comprises an anti-collision assembly arranged at the end part of a beam: the anti-collision assembly comprises a quick installation assembly, a protection assembly and an electric control assembly, wherein the protection assembly is sleeved with the end part of the beam, the quick installation assembly is connected with the end part of the beam, which is close to the beam, of the protection assembly, the quick installation assembly is connected with the beam, the electric control assembly is fixedly installed at the bottom of the protection assembly, and the protection assembly, which is far away from the beam, of the protection assembly is connected with the protection assembly with an automatic combination function. Through the mode, the extension protection component of the anti-collision component is sleeved on the end part of the beam, the quick installation component is well connected with the beam, the fixed installation of the extension protection component is realized, the quick installation of the anti-collision component is realized, meanwhile, the electric control component controls the extension protection component, and when a person approaches the beam, the extension protection component extends for protection, so that the protection of the worker is realized.

Description

Photovoltaic array buffer stop

Technical Field

The invention relates to the technical field of operation and maintenance safety of photovoltaic power stations, in particular to a photovoltaic array anti-collision device.

Background

Along with the continuous increase of the installed capacity of the photovoltaic power stations in China for years, the world is kept for the first time, the demand of operation and maintenance work of the photovoltaic power stations is increased, and the operation and maintenance work of the photovoltaic power stations is a key link for ensuring stable and efficient operation of the photovoltaic power stations and is very important for various power stations. Because the service life of the solar cell panel is limited, and the regional climate conditions change and other factors, the operation and maintenance of the power station are more important. The good operation and maintenance can ensure the safe, efficient, stable and reliable operation of the photovoltaic power station, and the generated energy and economic benefit are improved to the maximum extent. During operation and maintenance of a photovoltaic power plant, inspection and maintenance work must be performed periodically. For equipment and facilities such as solar panels, inverters, cables, photovoltaic brackets and the like, conventional inspection and maintenance are required, and problems are found and solved in time so as to ensure the normal running state of the power station.

For example, chinese patent CN117375511a discloses a photovoltaic power generation device which is easy to clean, and which comprises a photovoltaic panel connected to a bracket, and further comprises: the top of the stand is hinged with the bracket; the push-pull mechanism is arranged on one side of the vertical frame and is used for pushing and pulling the photovoltaic cell panel to rotate; the spray washing pipe is arranged on one side of the photovoltaic cell panel, is movably connected to the vertical frame through a spray washing pipe supporting arm assembly, and is also used for pushing and pulling the spray washing pipe to lift; and the pumping assembly comprises a piston pump. The photovoltaic power generation device is mainly improved in that the photovoltaic power generation device can be automatically cleaned, cleaning and maintenance are more convenient, specifically, the spray washing pipe is arranged on one side of the photovoltaic cell panel and can be lifted, and can rotate, so that the spray angle of the spray washing pipe can be automatically adjusted, the cleaning area is increased, the cleaning effect is improved, self-cleaning is realized, and cleaning and maintenance are more convenient.

However, in the process of operation and maintenance inspection and maintenance of the photovoltaic power station, safety accidents occur during operation and maintenance personnel. Mainly electric striking and mechanical striking are used, the top end face of the photovoltaic array support is more, and when operation and maintenance personnel enter the photovoltaic array area, the operation and maintenance personnel are easy to collide with the photovoltaic array area to be damaged, and the potential safety hazard of the photovoltaic operation and maintenance personnel exists.

Based on the above, the invention designs a photovoltaic array anti-collision device to solve the above problems.

Disclosure of Invention

In view of the foregoing drawbacks of the prior art, the present invention provides a photovoltaic array collision avoidance device for conventional automatic personnel protection.

The invention is realized by the following technical scheme:

the photovoltaic array anti-collision device comprises an anti-collision assembly arranged at the end part of a beam, wherein a photovoltaic bracket comprises a plurality of groups of same beams, and the beams are obliquely arranged; the anti-collision assembly comprises a quick installation assembly, a protection assembly and an electric control assembly, wherein the protection assembly is sleeved with the end part of the beam, the quick installation assembly is connected with the end part of the beam, which is close to the beam, of the protection assembly, the quick installation assembly is connected with the beam, the electric control assembly is fixedly installed at the bottom of the protection assembly, and the protection assembly, which is far away from the beam, of the protection assembly is connected with the protection assembly with an automatic combination function.

Still further, stretch out protection subassembly and including inserting a section of thick bamboo, the box, infrared detector, the transverse groove, crashproof sponge, the connecting plate, contact plate and drive assembly, insert the end fixedly connected with contact plate that a section of thick bamboo is close to the crossbeam, insert a section of thick bamboo and crossbeam sleeve joint, the contact plate is close to the lateral wall and the laminating of crossbeam tip contact of crossbeam, the terminal surface that the crossbeam was kept away from to the contact plate is connected with drive assembly, drive assembly is connected with the connecting plate, the connecting plate is kept away from the tip fixedly connected with crashproof sponge and the infrared detector of crossbeam, and the transverse groove has been seted up to crashproof sponge middle-end department, infrared detector is located the transverse groove, insert the end fixedly connected with box that the crossbeam was kept away from to a section of thick bamboo, and the outer wall and the laminating sliding connection of box inner wall of connecting plate.

Still further, quick installation component includes bolt, curved block, inserted block, slot and slide, slide and crossbeam inner wall laminating sliding connection, and bolt runs through curved block after with slide threaded connection, curved block be close to the tip bottom surface fixedly connected with inserted block of box, the inserted slot of pegging graft with the inserted block has been seted up to the tip that the cartridge is close to the crossbeam.

Still further, the protection component includes door plant, first connecting block, cross axle, second connecting block, torsional spring and straight hole, and equidistant fixedly connected with second connecting block of tip top surface that the crossbeam was kept away from to the box, and the second connecting block rotates and is connected with the cross axle, cross axle one end and torsional spring inner end fixed connection, torsional spring outer end and second connecting block lateral wall or box top fixed connection, and the first connecting block of cross axle other end fixedly connected with, and first connecting block fixedly connected with door plant, the straight hole has been seted up to the door plant.

Furthermore, the door plate is made of rubber materials, and the stress of the door plate is larger than 50N deformation.

Further, the torsion spring is always in a compressed state.

Further, the top of the straight hole is flush with the top of the infrared detector, and the bottom of the straight hole penetrates through the lower end of the door plate.

Furthermore, the electric control assembly comprises a protective cover and a controller, wherein the protective cover is fixedly arranged at the bottom of the inserting cylinder or the box body, and the controller is arranged in the protective cover.

Further, the driving assembly is an electromagnet and a spring, the electromagnet is fixedly arranged on the end face, far away from the cross beam, of the contact plate, two ends of the spring are fixedly connected with the contact plate and the connecting plate respectively, the connecting plate is made of a magnet material, and magnetism, close to the cross beam, of the connecting plate is identical to magnetism generated by electrifying the electromagnet.

Further, the driving assembly is an electric push rod which is fixedly arranged on the end face, far away from the cross beam, of the contact plate, and the driving end of the electric push rod is fixedly connected with the connecting plate.

The invention has the beneficial effects that:

the extension protection component of the anti-collision component is sleeved on the end part of the beam, the quick installation component is well connected with the beam, the fixed installation of the extension protection component is realized, the quick installation of the anti-collision component is realized, meanwhile, the electric control component controls the extension protection component, when a person approaches the beam, the extension protection component extends for protection, and the electric control component sends out an alarm prompt tone for prompting, so that the protection of the worker is realized; in addition, when not needing the protection, the protection component seals up the end that the protection component kept away from the crossbeam, and reducible dust, rainwater, sunlight enter into the protection component that stretches out, carries out semi-closed protection to the protection component that stretches out, extension protection component life.

Drawings

Fig. 1 is a schematic diagram illustrating connection between a photovoltaic array anti-collision device and a photovoltaic bracket according to the present invention.

Fig. 2 is a perspective view of a photovoltaic array anti-collision device and a cross beam connection according to the present invention.

Fig. 3 is a front view of a photovoltaic array collision avoidance device of the present invention connected to a beam.

Fig. 4 is a left side view of a photovoltaic array collision avoidance device of the present invention connected to a beam.

Fig. 5 is a second perspective view of a photovoltaic array anti-collision device connected with a beam.

Fig. 6 is a perspective view of a photovoltaic array anti-collision device connected with a beam.

Fig. 7 is a perspective view of a photovoltaic array anti-collision device connected with a beam.

Fig. 8 is a sectional view taken along A-A of fig. 4 when the driving structure is the second embodiment.

Fig. 9 is an enlarged view of the structure at B of fig. 7.

Fig. 10 is a sectional view taken along A-A of fig. 4 when the driving structure is the third embodiment.

Reference numerals in the drawings represent respectively:

1. photovoltaic bracket, 2. Cross beam, 3. Anti-collision assembly, 31. Quick mount assembly, 311. Bolt, 312. Curved block, 313. Insert block, 314. Slot, 315. Slide plate, 32. Protection assembly, 321. Door plate, 322. First connecting block, 323. Cross shaft, 324. Second connecting block, 325. Torsion spring, 326. Straight hole, 33. Extension protection assembly, 331. Insert cylinder, 332. Box, 333. Infrared detector, 334. Transverse slot, 335. Electric push rod, 336. Anti-collision sponge, 337. Electromagnet, 338. Spring, 339. Connecting plate, 3310. Contact plate, 34. Electric control assembly, 341. Protection cover, 342. Controller.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example 1

Referring to fig. 1-7 and 9 of the specification, a photovoltaic bracket 1 of the invention comprises a plurality of groups of identical cross beams 2, wherein the cross beams 2 are obliquely arranged, and an anti-collision assembly 3 is arranged at the end part of each cross beam 2. The anti-collision assembly 3 includes a quick-mount assembly 31, a protection assembly 32, an extension protection assembly 33, and an electrical control assembly 34. The end part of the extension protection component 33, which is connected with the beam 2, is sleeved with the end part of the extension protection component 33, which is close to the beam 2, is connected with the quick installation component 31, the quick installation component 31 is connected with the beam 2, the electric control component 34 is fixedly installed at the bottom of the extension protection component 33, and the end part of the extension protection component 33, which is far away from the beam 2, is connected with the protection component 32 with an automatic combination function.

The anti-collision assembly 3 is sleeved on the end part of the cross beam 2, the quick installation assembly 31 is connected with the cross beam 2, the anti-collision assembly 33 is fixedly installed, and the anti-collision assembly 3 is quickly installed. Simultaneously, the electric control assembly 34 controls the extension protection assembly 33, when a person approaches the beam 2, the extension protection assembly 33 extends for protection, and the electric control assembly 34 sends out an alarm prompt tone for prompting, so that the protection of the worker is realized. In addition, when the protection is not needed, the protection component 32 seals the end part of the extension protection component 33 far away from the beam 2, so that dust and rainwater can be reduced to enter the extension protection component 33, the extension protection component 33 is subjected to semi-closed protection, and the service life of the extension protection component 33 is prolonged.

The extension protection assembly 33 includes a cartridge 331, a case 332, an infrared detector 333, a transverse slot 334, a crash sponge 336, a connection plate 339, a contact plate 3310, and a driving assembly. The end fixedly connected with contact plate 3310 that cartridge 331 is close to crossbeam 2, cartridge 331 cup joints with crossbeam 2, contact plate 3310 is close to the lateral wall of crossbeam 2 and the laminating of crossbeam 2 tip contact, contact plate 3310 is kept away from the terminal surface of crossbeam 2 and is connected with drive assembly, drive assembly is connected with connecting plate 339, the end fixedly connected with anticollision sponge 336 and infrared detector 333 that connecting plate 339 kept away from crossbeam 2, and horizontal groove 334 has been seted up to anticollision sponge 336 middle-end department, infrared detector 333 is located horizontal groove 334, the end fixedly connected with box 332 that cartridge 331 kept away from crossbeam 2, and the outer wall and the laminating sliding connection of box 332 inner wall of connecting plate 339.

The infrared detector 333 of the protection component 33 is stretched out to carry out infrared detection, when the infrared detector 333 senses the staff, the driving component pushes the connecting plate 339 to move, the connecting plate 339 drives the anti-collision sponge 336 to move outwards, the anti-collision sponge 336 stretches out outwards to protect the staff, after protection is finished, the driving component drives the anti-collision sponge 336 to move into the box 332, and the box 332 protects the anti-collision sponge 336 and the infrared detector 333.

The quick mounting assembly 31 comprises a bolt 311, a curved block 312, an inserting block 313, a slot 314 and a sliding plate 315, the sliding plate 315 is in fit sliding connection with the inner wall of the cross beam 2, the bolt 311 penetrates through the curved block 312 and is in threaded connection with the sliding plate 315, the inserting block 313 is fixedly connected to the bottom surface of the end part of the curved block 312, which is close to the box 332, and the inserting slot 314 which is inserted into the inserting block 313 is formed in the end part of the inserting cylinder 331, which is close to the cross beam 2.

The sliding plate 315 of the quick mounting assembly 31 is inserted into the cross beam 2, the insertion barrel 331 is inserted out of the cross beam 2, the contact plate 3310 is in fit contact with the outer end of the cross beam 2, the curved block 312 drives the insertion block 313 to be inserted into the slot 314, the bolt 311 passes through the curved block 312 to be inserted into the sliding plate 315, and the bolt 311 is screwed down, so that the extension protection assembly 33 is quickly mounted on the cross beam 2.

The protection component 32 comprises a door plate 321, a first connecting block 322, a transverse shaft 323, a second connecting block 324, a torsion spring 325 and a straight hole 326, wherein the end top surface of the box 332 far away from the transverse beam 2 is fixedly connected with the second connecting block 324 at equal intervals, the second connecting block 324 is rotationally connected with the transverse shaft 323, one end of the transverse shaft 323 is fixedly connected with the inner end of the torsion spring 325, the outer end of the torsion spring 325 is fixedly connected with the side wall of the second connecting block 324 or the top of the box 332, the other end of the transverse shaft 323 is fixedly connected with the first connecting block 322, the first connecting block 322 is fixedly connected with the door plate 321, and the straight hole 326 is formed in the door plate 321. Torsion spring 325 is always in a compressed state. The top of the straight hole 326 is flush with the top of the infrared detector 333, and the bottom of the straight hole 326 penetrates through the lower end of the door plate 321.

In an embodiment, the door plate 321 is made of a rubber material, and the stress of the door plate 321 is greater than 50N deformation. The force that the anti-collision sponge 336 imparts to the door panel 321 as the anti-collision sponge 336 moves outwardly is less than 50N.

The door plant 321 can follow deformation when staff contacts with crashproof sponge 336, crashproof sponge 336 driving force can not cause its deformation, keeps vertical state when doing benefit to door plant 321.

When the anti-collision sponge 336 moves outwards, the anti-collision sponge 336 pushes the door plate 321 to rotate along the second connecting block 324, the door plate 321 drives the first connecting block 322 to rotate, the first connecting block 322 drives the transverse shaft 323 to rotate, the transverse shaft 323 drives the torsion spring 325 to further compress, and the door plate 321 rotates to be in a horizontal state. The deformation can be followed to door plant 321 when staff contacts with crashproof sponge 336, does not influence crashproof sponge 336's release, and torsional spring 325 resilience drives cross axle 323 rotation when crashproof sponge 336 retrieves, and cross axle 323 drives first connecting block 322 and rotates, and first connecting block 322 drives door plant 321 and rotates to vertical state, and door plant 321 blocks up box 332 outer end, carries out dustproof rain-proof sun-proof protection to crashproof sponge 336, prolongs crashproof sponge 336's life, and wherein straight hole 326 upwards rotates or down rotates and all does not influence infrared detector 333 and responds to.

The electric control assembly 34 includes a protection cover 341 and a controller 342, the protection cover 341 is fixedly installed at the bottom of the socket 331 or the box 332, and the controller 342 is installed in the protection cover 341. The controller 342 is electrically connected to an external power source, the controller 342 has a voice alarm function, the controller 342 is electrically connected to the electromagnet 337 or the electric push rod 335, and the controller 342 is electrically connected to the infrared detector 333.

The infrared detector 333 senses the staff, the controller 342 carries out voice alarm, and simultaneously, the controller 342 gives the electric power to the electromagnet 337 or the electric push rod 335, and the electromagnet 337 or the electric push rod 335 pushes the anti-collision sponge 336 to move outwards.

Example two

On the basis of the first embodiment, referring to fig. 8 of the specification, the driving assembly is an electromagnet 337 and a spring 338, the electromagnet 337 is fixedly mounted on the end surface of the contact plate 3310 far away from the beam 2, two ends of the spring 338 are respectively fixedly connected with the contact plate 3310 and the connecting plate 339, the connecting plate 339 is made of a magnet material, and the magnetism of the connecting plate 339 close to the beam 2 is the same as that generated by electrifying the electromagnet 337.

When the infrared detector 333 senses a worker, the electromagnet 337 of the driving assembly is electrified to generate magnetism, the magnetism of the connecting plate 339 close to the cross beam 2 is the same as that of the electromagnet 337, and the principle that like poles repel each other pushes the connecting plate 339 to move outwards, the connecting plate 339 drives the anti-collision sponge 336 to move outwards, the anti-collision sponge 336 stretches outwards to protect the worker, after the protection is finished, the electromagnet 337 is powered off, the restoring force of the spring 338 drives the anti-collision sponge 336 to move into the box 332, and the box 332 protects the anti-collision sponge 336 and the infrared detector 333; meanwhile, the spring 338 provides a buffer space for the anti-collision sponge 336, and can provide buffer protection when the worker is in hard contact with the anti-collision sponge 336, so that the protection performance is further improved.

Example III

Referring to fig. 10 of the drawings, an electric push rod 335 is selected as the driving component based on the first embodiment, the electric push rod 335 is fixedly mounted on the end surface of the contact plate 3310 far away from the cross beam 2, and the driving end of the electric push rod 335 is fixedly connected with the connecting plate 339.

When the infrared detector 333 senses the staff, the electric push rod 335 of the driving assembly pushes the connecting plate 339 to move outwards, the connecting plate 339 drives the anti-collision sponge 336 to move outwards, the anti-collision sponge 336 stretches out outwards to protect the staff, the electric push rod 335 is recovered after the protection is finished, the electric push rod 335 drives the anti-collision sponge 336 to move into the box 332, and the box 332 protects the anti-collision sponge 336 and the infrared detector 333.

The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. The utility model provides a photovoltaic array buffer stop, includes to install in crashproof subassembly (3) of crossbeam (2) tip, its characterized in that: the photovoltaic bracket (1) comprises a plurality of groups of identical cross beams (2), and the cross beams (2) are obliquely arranged; the anti-collision assembly (3) comprises a quick installation assembly (31), a protection assembly (32), a protection assembly (33) and an electric control assembly (34), wherein the protection assembly (33) is sleeved with the end part of the cross beam (2), the end part, close to the cross beam (2), of the protection assembly (33) is connected with the quick installation assembly (31), the quick installation assembly (31) is connected with the cross beam (2), the electric control assembly (34) is fixedly installed at the bottom of the protection assembly (33), and the protection assembly (32) with an automatic combination function is connected with the end part, far away from the cross beam (2), of the protection assembly (33).

2. The photovoltaic array anti-collision device according to claim 1, wherein the extending protection component (33) comprises an inserting cylinder (331), a box body (332), an infrared detector (333), a transverse groove (334), an anti-collision sponge (336), a connecting plate (339), a contact plate (3310) and a driving component, the end part of the inserting cylinder (331) close to the cross beam (2) is fixedly connected with the contact plate (3310), the inserting cylinder (331) is sleeved with the cross beam (2), the side wall of the contact plate (3310) close to the cross beam (2) is in abutting contact with the end part of the cross beam (2), the end face of the contact plate (3310) far away from the cross beam (2) is connected with the driving component, the driving component is connected with the connecting plate (339), the end part of the connecting plate (339) far away from the cross beam (2) is fixedly connected with the anti-collision sponge (336) and the infrared detector (333), the transverse groove (334) is formed in the middle end part of the anti-collision sponge (336), the infrared detector (333) is located in the transverse groove (334), the end part of the inserting cylinder (331) far away from the cross beam (2) is fixedly connected with the box body (332), and the outer wall of the connecting plate (339) is in abutting contact with the inner wall of the cross beam (332).

3. The photovoltaic array anti-collision device according to claim 2, wherein the quick mounting assembly (31) comprises a bolt (311), a curved block (312), an inserting block (313), a slot (314) and a sliding plate (315), the sliding plate (315) is in fit sliding connection with the inner wall of the cross beam (2), the bolt (311) penetrates through the curved block (312) and then is in threaded connection with the sliding plate (315), the inserting block (313) is fixedly connected with the bottom surface of the end part of the curved block (312) close to the box body (332), and the end part of the inserting cylinder (331) close to the cross beam (2) is provided with the slot (314) which is spliced with the inserting block (313).

4. The photovoltaic array anti-collision device according to claim 3, wherein the protection component (32) comprises a door plate (321), a first connecting block (322), a transverse shaft (323), a second connecting block (324), a torsion spring (325) and a straight hole (326), the box body (332) is far away from the end top surface of the cross beam (2), the second connecting block (324) is fixedly connected with the second connecting block (324) at equal intervals, one end of the transverse shaft (323) is fixedly connected with the inner end of the torsion spring (325), the outer end of the torsion spring (325) is fixedly connected with the side wall of the second connecting block (324) or the top of the box body (332), the other end of the transverse shaft (323) is fixedly connected with the first connecting block (322), the first connecting block (322) is fixedly connected with the door plate (321), and the straight hole (326) is formed in the door plate (321).

5. The photovoltaic array collision avoidance device of claim 4 wherein said door panel (321) is made of a rubber material, said door panel (321) being subject to greater than 50N deformation.

6. The photovoltaic array bump guard of claim 4 wherein the torsion spring (325) is always in a compressed state.

7. The photovoltaic array collision avoidance device of claim 4 wherein the top of the straight hole (326) is flush with the top of the infrared detector (333) and the bottom of the straight hole (326) passes through the lower end of the door panel (321).

8. The photovoltaic array anti-collision device according to claim 2, wherein the electric control assembly (34) comprises a protection cover (341) and a controller (342), the protection cover (341) is fixedly arranged at the bottom of the plug tube (331) or the box body (332), and the controller (342) is arranged in the protection cover (341).

9. The photovoltaic array anti-collision device of any one of claims 2 to 8, wherein the driving component is an electromagnet (337) and a spring (338), the electromagnet (337) is fixedly mounted on the end surface of the contact plate (3310) far away from the beam (2), two ends of the spring (338) are respectively fixedly connected with the contact plate (3310) and the connecting plate (339), the connecting plate (339) is made of a magnet material, and the magnetism of the connecting plate (339) close to the beam (2) is the same as that of the electromagnet (337) generated by electrifying.

10. The photovoltaic array anti-collision device of any one of claims 2 to 8, wherein the driving assembly is an electric push rod (335), the electric push rod (335) is fixedly mounted on an end face of the contact plate (3310) far away from the cross beam (2), and the driving end of the electric push rod (335) is fixedly connected with the connecting plate (339).