Stress release device and method for high-refractive poe encapsulant film for photovoltaic modules

Abstract

The application discloses a stress releasing device and method for a POE packaging adhesive film for a high-refraction photovoltaic module, and relates to the technical field of adhesive film processing. The stress releasing device and method for the POE packaging adhesive film for the high-refraction photovoltaic module, which comprises a mounting box, a partition plate is fixed to the middle of the inner wall of the mounting box, and an upper top assembly comprising a movable cylinder and a mounting shaft is arranged on the top of the partition plate; a mounting assembly is arranged on the top of the movable cylinder; a motor is fixed to the inner side wall of the mounting box below the partition plate, and a transmission shaft is fixed to the end of the output shaft of the motor; the mounting shaft is driven to rotate by the clamping key, the top rod is driven to rotate by the mounting shaft, the top rod drives the movable cylinder to rotate above the static cylinder, the wavy contact surface between the movable cylinder and the static cylinder repeatedly moves upward during the rotation of the movable cylinder, the gravity simultaneously moves the movable cylinder downward, the movable cylinder reciprocatingly moves upward and downward and drives the packaging adhesive film roll to vibrate, so that the internal stress of the packaging adhesive film roll is eliminated.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of film processing, in particular to a stress releasing device and method for POE packaging film for high-refraction photovoltaic modules. BACKGROUND

[0002] During installation of a high-refraction photovoltaic module, an installer installs a POE packaging film between an outer glass and a silicon plate, the POE packaging film can make the outer glass and the silicon plate adhere more closely, and can effectively increase light refraction, thereby avoiding energy consumption caused by light diffuse reflection.

[0003] However, the POE packaging film is produced by hot melt extrusion, raw materials are melted and then extruded into a film shape, and then the film-shaped POE packaging film is guided to a cooling roller, the cooling roller rapidly cools the high-temperature POE packaging film to form a POE film, at this time, although the POE film is formed, the extrusion process and rapid cooling will leave a large stress in the POE film, and long-term use of the film installed between the high-refraction photovoltaic modules will cause the POE film surface to produce bulges and wrinkles, which will cause the light refraction index to decrease, thereby affecting the conversion efficiency of the photovoltaic module. SUMMARY

[0004] In view of the deficiencies of the prior art, the application provides a stress releasing device and method for POE packaging film for high-refraction photovoltaic modules, which solves the problem that the POE packaging film used in general photovoltaic modules is prone to bulges and wrinkles due to internal stress.

[0005] To achieve the above object, the application is implemented by the following technical scheme: a stress releasing device for POE packaging film for high-refraction photovoltaic modules, comprising a mounting box, a partition plate is fixed in the middle of the inner wall of the mounting box, and an upper top assembly comprising a movable cylinder and a mounting shaft is arranged on the top of the partition plate, an installation assembly is arranged on the top of the movable cylinder, a motor is fixed on the inner side wall of the mounting box below the partition plate, and a transmission shaft is fixed on the output shaft end of the motor, the mounting shaft is rotatably connected to the partition plate, and the lower end of the mounting shaft penetrates through the partition plate, transmission gears are fixed on the mounting shaft and the transmission shaft and are in mesh with each other, a transmission assembly comprising a fork rod is arranged on the transmission shaft, a connecting rod is fixed on the side wall of the fork rod, an installation hole is formed in the surface of the partition plate, and the end of the connecting rod extends to the upper side of the partition plate through the installation hole, a side plate is fixed on the upper end of the connecting rod, two sliding rails are fixed on the top of the partition plate, and the side plate is slidably connected to the sliding rails, and a pressing assembly is arranged on the side wall of the side plate close to the installation assembly.

[0006] Preferably, the upper top assembly further comprises a static cylinder fixedly installed on the partition plate and sleeved outside the mounting shaft, an inner wall of the static cylinder is fixed with a sleeve, and a top rod is slidingly inserted into a top of the sleeve, the dynamic cylinder is fixedly installed on the top rod, a contact surface between the dynamic cylinder and the static cylinder is arranged in a wave shape, a top of the dynamic cylinder is provided with a clamping groove, and a top end of the mounting shaft is inserted into an inside of the top rod and is slidingly connected with the top rod.

[0007] Preferably, a key groove is formed in a side wall of the mounting shaft, and a clamping key is fixed in the inside of the top rod, and the mounting shaft and the top rod are slidingly connected along a height direction of the clamping key.

[0008] Preferably, the mounting assembly further comprises a sliding column fixedly installed on an upper surface of the dynamic cylinder and hollowly arranged, the dynamic cylinder is rotationally connected with a screw rod located in the inside of the sliding column and extending out of the sliding column, screw threads on a surface of the screw rod are arranged in a double-section reverse manner, the screw rod is threadedly connected with two sliding blocks located in the inside of the sliding column, side walls of the two sliding blocks are hingedly connected with two rotating rods, and end portions of the two rotating rods are hingedly connected with a same top plate.

[0009] Preferably, a handle is fixed to a top of the screw rod, a vertical groove is vertically and penetratingly formed in the middle of the screw rod and the handle, the screw rod is slidingly connected with a vertical rod through the vertical groove, a lower end of the vertical rod is inserted into the clamping groove, a pull ring is fixed to a top of the vertical rod, two clamping holes symmetrically arranged are formed in a side wall of the handle, two clamping blocks are slidingly inserted into a side wall of the vertical rod, and a first spring is arranged between the two clamping blocks, and the clamping blocks are clamped into the clamping holes.

[0010] Preferably, the sliding column is arranged in a prism shape, and the sliding column and the sliding block are both arranged in a rectangular cross section, the outer side wall of the sliding block is in close contact with the inner wall of the sliding column, and the rotating rods all extend out of the side wall of the sliding column, the top plate is arranged in an arc shape, and a plurality of friction particles are fixed to an outer side wall of the top plate.

[0011] Preferably, the transmission assembly further comprises a wheel disc fixedly installed on the transmission shaft, and the wheel disc is provided with a ring groove on both sides and arranged in a curved ring shape, and a sliding rod is fixed to an end side wall of the fork rod and slidingly inserted into the inside of the ring groove.

[0012] Preferably, the pressing assembly comprises two mounting rods rotationally connected with the side plates, two mounting plates symmetrically arranged upward and downward are fixed to one of the mounting rods, a pressing roller is rotationally connected between the two mounting plates, a second spring is fixed between adjacent mounting plates, and a limiting block limiting rotation of the limiting mounting plate is fixed to the side plate.

[0013] The application further discloses a stress releasing method of a POE encapsulating film for a high-refraction photovoltaic module.

[0014] S1, the POE encapsulation film roll is inserted on the installation assembly, and the installation assembly is adjusted so that the POE encapsulation film roll is stably stopped on the upper top assembly;

[0015] S2, the motor drives the upper top assembly to operate through the transmission shaft and the transmission gear, the upper top assembly drives the POE encapsulation film roll to vibrate, so that the internal stress of the POE encapsulation film roll is eliminated.

[0016] S3, the transmission shaft drives the side plate to reciprocate through the transmission assembly and the connecting rod, the side plate drives the pressing assembly to repeatedly press the POE encapsulation film roll, so that the internal stress of the POE encapsulation film roll is further eliminated.

[0017] In a possible implementation, in S3, the pressing part inside the pressing assembly can further adopt a heating device, so that the POE encapsulation film roll can be heated to eliminate the stress more quickly.

[0018] Advantages

[0019] The application provides a stress release device and method for a POE encapsulation film for a high-refraction photovoltaic assembly.

[0020] (1) The stress release device and method for the POE encapsulation film for the high-refraction photovoltaic assembly, by setting the installation assembly, the user can rotate the handle after the encapsulation film roll is sleeved outside the top plate, the handle drives the screw rod to rotate, the screw rod with opposite threads drives the two sliding blocks to move in opposite directions, the sliding block can drive the rotating rod to rotate when sliding, the rotating rod is lifted outward after rotating, and the top plate abuts against the inner wall of the film roll, and the friction particles can effectively limit the sliding between the film roll and the top plate, so that the film roll is stably installed on the upper top assembly, and the film roll can move with the upper top assembly.

[0021] (2) The stress release device and method for the POE encapsulation film for the high-refraction photovoltaic assembly, by setting the upper top assembly, the rotating installation shaft can drive the top rod to rotate through the clamping key, the top rod drives the dynamic cylinder to abut against the static cylinder, the wavy contact surface between the dynamic cylinder and the static cylinder can make the dynamic cylinder repeatedly move upward during rotation, and the gravity can make the dynamic cylinder move downward, so that the dynamic cylinder realizes reciprocating movement and drives the encapsulation film roll to vibrate, so that the internal stress of the encapsulation film roll is eliminated.

[0022] (3), the stress release device and method of the high-refraction POE encapsulation adhesive film for photovoltaic module, through setting transmission assembly, transmission shaft drives wheel disc to rotate in rotating process, rotating wheel disc makes slide rod to be clamped in ring groove and rotates, because ring groove is set as curved ring type, and freedom degree of slide rod is limited to only left and right sliding, wheel disc forces slide rod to reciprocating slide left and right in sliding process through ring groove, slide rod reciprocating slides through fork lever and connecting rod to drive side plate and pressing assembly to move together, pressing assembly repeatedly presses adhesive film roll in reciprocating motion process, so as to eliminate internal stress of adhesive film roll.

[0023] (4), the stress release device and method of the high-refraction POE encapsulation adhesive film for photovoltaic module, through setting pressing assembly, reciprocating side plate can drive compression roller to be close to and stick on adhesive film roll and roll, when compression roller opens and rolls, second spring can be stretched, second spring can pull back mounting plate to make compression roller more closely stick on surface of adhesive film roll, reciprocating side plate can make compression roller roll on adhesive film roll with different force, which further effectively eliminates internal stress of adhesive film roll. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is overall structure schematic diagram of the present application;

[0025] Figure 2 It is another angle overall structure schematic diagram of the present application;

[0026] Figure 3 It is cross section structure schematic diagram of upper top assembly of the present application;

[0027] Figure 4 It is installation assembly structure schematic diagram of the present application;

[0028] Figure 5 It is the present application Figure 4 Enlarged view of A part in it;

[0029] Figure 6 It is screw structure schematic diagram of the present application;

[0030] Figure 7 It is the present application Figure 6 Enlarged view of B part in it;

[0031] Figure 8 It is local cross section view of screw of the present application;

[0032] Figure 9 It is transmission assembly structure schematic diagram of the present application;

[0033] Figure 10 It is pressing assembly structure schematic diagram of the present application.

[0034] In the figure: 1, installation box; 2, partition; 21, mounting hole; 3, upper top assembly; 31, static cylinder; 32, sleeve; 33, top rod; 34, movable cylinder; 35, clamping groove; 36, mounting shaft; 37, clamping key; 4, mounting assembly; 41, sliding column; 42, screw; 421, vertical groove; 422, handle; 423, clamping hole; 424, vertical rod; 425, pull ring; 426, clamping block; 427, first spring; 43, sliding block; 44, rotating rod; 45, top plate; 46, friction particles; 5, motor; 51, transmission shaft; 6, transmission gear; 7, transmission assembly; 71, wheel disc; 72, ring groove; 73, fork rod; 74, sliding rod; 8, connecting rod; 9, side plate; 10, sliding rail; 11, pressing assembly; 111, mounting rod; 112, mounting plate; 113, compression roller; 114, second spring; 115, limiting block. DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0036] Please refer to Figures 1-10 The present application provides two technical solutions: a stress release device for a POE packaging adhesive film for a high-refraction photovoltaic module, specifically including the following embodiments.

[0037] Embodiment 1

[0038] The stress release device for a POE packaging adhesive film for a high-refraction photovoltaic module includes an installation box 1, a partition 2 is fixed in the middle of the inner wall of the installation box 1, and an upper top assembly 3 including a movable cylinder 34 and a mounting shaft 36 is arranged on the top of the partition 2, a mounting assembly 4 is arranged on the top of the movable cylinder 34, a motor 5 is fixed on the inner side wall of the installation box 1 below the partition 2, and a transmission shaft 51 is fixed on the output shaft end of the motor 5, the mounting shaft 36 is rotatably connected to the partition 2 and penetrates through the partition 2 at the lower end, transmission gears 6 are fixed on the mounting shaft 36 and the transmission shaft 51 and mesh with each other, a transmission assembly 7 including a fork rod 73 is arranged on the transmission shaft 51, a connecting rod 8 is fixed on the side wall of the fork rod 73, mounting holes 21 are arranged on the surface of the partition 2, the connecting rod 8 extends to the upper side of the partition 2 through the mounting holes 21 at the end, a side plate 9 is fixed on the upper end of the connecting rod 8, two sliding rails 10 are fixed on the top of the partition 2 and are slidably connected with the side plate 9 through the sliding rails 10.

[0039] The user can set the adhesive film roll on the mounting assembly 4, and the mounting assembly 4 can be stably stopped on the upper top assembly 3 after adjustment. The motor 5 drives the upper top assembly 3 to operate through the transmission shaft 51 and the transmission gear 6, and the upper top assembly 3 drives the adhesive film roll to move up and down reciprocatingly, so that the internal stress of the adhesive film roll can be eliminated by vibration, and the transmission shaft 51 also drives the connecting rod 8 and the side plate 9 to move reciprocatingly through the transmission assembly 7, and the side plate 9 repeatedly extrudes the adhesive film roll, so as to further eliminate the internal stress of the adhesive film roll.

[0040] The upper top assembly 3 further comprises a static cylinder 31 fixedly installed on the partition plate 2, the static cylinder 31 is sleeved outside the mounting shaft 36, a sleeve 32 is fixedly installed on the inner wall of the static cylinder 31, a top rod 33 is slidingly inserted into the top of the sleeve 32, a dynamic cylinder 34 is fixedly installed on the top of the top rod 33, the abutting surface between the dynamic cylinder 34 and the static cylinder 31 is arranged in a wave shape, a clamping groove 35 is formed in the top of the dynamic cylinder 34, the mounting shaft 36 is inserted into the inside of the top rod 33 and is slidingly connected with the top rod 33, and the mounting shaft 36 can drive the top rod 33 and the dynamic cylinder 34 to rotate after being rotated, the dynamic cylinder 34 can be upwardly jolted by the static cylinder 31 when being rotated, and the dynamic cylinder 34 can slide downwardly due to gravity after being moved upwardly, so that the dynamic cylinder 34 can reciprocatingly vibrate up and down, and the dynamic cylinder 34 drives the mounting assembly 4 and the adhesive film roll to reciprocatingly vibrate up and down.

[0041] A key groove is formed in the side wall of the mounting shaft 36, and a clamping key 37 is fixedly installed in the inside of the top rod 33, the mounting shaft 36 and the top rod 33 are slidingly connected along the height direction of the clamping key 37, the mounting shaft 36 can drive the top rod 33 to rotate through the clamping key 37, and the top rod 33 can slide up and down along the clamping key 37, so as to effectively prevent the static cylinder 31 and the dynamic cylinder 34 from being in motion resistance.

[0042] The mounting assembly 4 further comprises a sliding column 41 fixedly installed on the upper surface of the dynamic cylinder 34 and hollowly arranged, a screw rod 42 located in the inside of the sliding column 41 is rotationally connected to the top of the dynamic cylinder 34 and extends out of the sliding column 41, the threads on the surface of the screw rod 42 are arranged in a double-section reverse manner, two sliding blocks 43 located in the inside of the sliding column 41 are threadedly connected to the screw rod 42, the screw rod 42 can drive the two sliding blocks 43 to slide in opposite directions when being rotated, a rotating rod 44 is hinged to the side wall of each of the two sliding blocks 43, and the same top plate 45 is hinged to the end portions of the two rotating rods 44.

[0043] The user can set the adhesive film roll outside the top plate 45 and then rotate the screw rod 42, the screw rod 42 can drive the sliding blocks 43 to slide after being rotated, the sliding blocks 43 drive the rotating rods 44 to rotate, the rotating rods 44 can outwardly expand the top plate 45 to form a cylindrical shape, and the top plate 45 can be clamped in the inside of the adhesive film roll after being outwardly expanded, so as to limit the rotation of the adhesive film roll and make it stably stop on the mounting assembly 4.

[0044] The screw rod 42 is fixed with a handle 422 at the top, and a vertical slot 421 is vertically arranged in the middle of the screw rod 42 and the handle 422, the screw rod 42 is slidably connected with a vertical rod 424 through the vertical slot 421, the lower end of the vertical rod 424 is inserted into the clamping groove 35, the top of the vertical rod 424 is fixed with a pull ring 425, two clamping holes 423 are symmetrically arranged in the side wall of the handle 422, two clamping blocks 426 are slidably inserted into the side wall of the upper end of the vertical rod 424, and the first spring 427 is arranged between the two clamping blocks 426, and the clamping block 426 is clamped in the clamping hole 423.

[0045] When the user needs to rotate the screw rod 42, the clamping block 426 can be pressed to be separated from the clamping hole 423, and then the vertical rod 424 is pulled upward through the pull ring 425, when the lower end of the vertical rod 424 is separated from the clamping groove 35, the user can rotate the screw rod 42, when the user rotates the screw rod 42 to the appropriate position, the user can press the pull ring 425 downward, the vertical rod 424 is inserted into the vertical slot 421 again, and the lower end of the vertical rod 424 is inserted into the temple of the clamping groove 35 again, the rotating drum 34 can drive the screw rod 42 to rotate through the cooperation of the clamping groove 35 and the vertical rod 424.

[0046] The slide column 41 is prismatic, and the cross section of the slide column 41 and the slide block 43 is rectangular. The outer side wall of the slide block 43 is in close contact with the inner wall of the slide column 41, and the rotating rods 44 extend out of the side wall of the slide column 41. In order to make the top plate 45 more closely abut the rubber film roll, the top plate 45 is arc-shaped, and a plurality of friction particles 46 are fixed to the outer side wall of the top plate 45.

[0047] The transmission assembly 7 further comprises a wheel disc 71 fixedly installed on the transmission shaft 51, and the wheel disc 71 is provided with a ring groove 72 on both sides, and the ring groove 72 is in the shape of a curved ring. The fork rod 73 is fixed with a sliding rod 74 on the side wall of the end, and the sliding rod 74 is slidably inserted into the ring groove 72.

[0048] The transmission shaft 51 can drive the wheel disc 71 to rotate, and the wheel disc 71 can make the sliding rod 74 slide in the ring groove 72. When the sliding rod 74 slides along the ring groove 72, it is forced to move left and right reciprocatingly. The sliding rod 74 drives the side plate 9 to slide reciprocatingly through the fork rod 73 and the connecting rod 8. The side plate 9 repeatedly extrudes the rubber film roll during the reciprocating sliding on the slide rail 10, so as to eliminate the stress in the rubber film roll.

[0049] Example 2

[0050] The application discloses a stress releasing device for a POE encapsulating film for a high-refraction photovoltaic module, which comprises a mounting box 1, a partition plate 2 fixed to the middle part of the inner wall of the mounting box 1, an upper top assembly 3 provided on the top of the partition plate 2 and comprising a moving cylinder 34 and a mounting shaft 36, a mounting assembly 4 provided on the top of the moving cylinder 34, a motor 5 fixed to the inner side wall of the mounting box 1 and located below the partition plate 2, a transmission shaft 51 fixed to the output shaft end of the motor 5, the mounting shaft 36 being rotatably connected to the partition plate 2 and penetrating through the partition plate 2 at the lower end, transmission gears 6 fixed to the upper ends of the transmission shaft 51 and the mounting shaft 36 and being in mesh with each other, a transmission assembly 7 comprising a fork rod 73 and provided on the transmission shaft 51, a connecting rod 8 fixed to the side wall of the fork rod 73, mounting holes 21 formed in the surface of the partition plate 2 and extending to the upper side of the partition plate 2 through the end part of the connecting rod 8, a side plate 9 fixed to the upper end of the connecting rod 8, two sliding rails 10 fixed to the top of the partition plate 2 and slidably connected to the side plate 9, and a pressing assembly 11 provided on the side wall of the side plate 9 close to the mounting assembly 4.

[0051] The user can wrap the film roll on the mounting assembly 4, the mounting assembly 4 can be stably stayed on the upper top assembly 3 after being adjusted, the motor 5 drives the upper top assembly 3 to operate through the transmission shaft 51 and the transmission gears 6, the upper top assembly 3 drives the film roll to move up and down reciprocatingly, the internal stress of the film roll can be eliminated through vibration, meanwhile, the transmission shaft 51 also drives the connecting rod 8 and the side plate 9 to move reciprocatingly through the transmission assembly 7, the side plate 9 drives the pressing assembly 11 to move repeatedly, the pressing assembly 11 can be repeatedly pressed on the film roll, and the internal stress of the film roll can be further effectively eliminated.

[0052] The upper top assembly 3 further comprises a static cylinder 31 fixedly installed on the partition plate 2 and sleeved on the outer side of the mounting shaft 36, a sleeve 32 fixed to the inner wall of the static cylinder 31, a top rod 33 slidably inserted into the top of the sleeve 32, the moving cylinder 34 being fixedly installed on the top of the top rod 33, the abutting surface of the moving cylinder 34 and the static cylinder 31 being arranged in a wave shape, a clamping groove 35 being formed in the top of the moving cylinder 34, the mounting shaft 36 being inserted into the inside of the top rod 33 and being slidably connected with the top rod 33, the mounting shaft 36 being capable of driving the top rod 33 and the moving cylinder 34 to rotate after being rotated, the moving cylinder 34 being upwardly jolted by the static cylinder 31 when being rotated, the moving cylinder 34 being downwardly slid due to gravity after being moved upwardly, and the moving cylinder 34 being capable of driving the mounting assembly 4 and the film roll to move up and down reciprocatingly.

[0053] The side wall of the mounting shaft 36 is provided with a key groove, the inside of the top rod 33 is fixedly provided with a clamping key 37, the mounting shaft 36 and the top rod 33 are slidably connected along the height direction of the clamping key 37, the mounting shaft 36 can drive the top rod 33 to rotate through the clamping key 37, and the top rod 33 can slide up and down along the clamping key 37, so that the movement of the static cylinder 31 and the moving cylinder 34 is effectively prevented from being resisted.

[0054] The mounting assembly 4 further comprises a slide column 41 fixedly installed on the upper surface of the movable cylinder 34, and the slide column 41 is hollowly arranged; the movable cylinder 34 is rotationally connected with a screw rod 42 located inside the slide column 41, and the screw rod 42 extends out of the slide column 41 at the top; the screw rod 42 is screw-connected with two slide blocks 43 located inside the slide column 41, and the screw rod 42 can make the two slide blocks 43 slide in opposite directions when the screw rod 42 rotates; the side walls of the two slide blocks 43 are hingedly connected with two rotating rods 44, and the two rotating rods 44 are hingedly connected with the same top plate 45.

[0055] The user can wrap the adhesive film roll outside the top plate 45 and then rotate the screw rod 42, so that the screw rod 42 can drive the slide blocks 43 to slide after being rotated, the slide blocks 43 can drive the rotating rods 44 to rotate after being slid, and the rotating rods 44 can be outwardly expanded to form a cylindrical shape after being rotated, so that the top plate 45 is clamped inside the adhesive film roll to limit the rotation of the adhesive film roll and make it stably stay on the mounting assembly 4.

[0056] The top of the screw rod 42 is fixedly connected with a handle 422, and a vertical slot 421 is vertically and penetratingly arranged in the middle of the screw rod 42 and the handle 422; a vertical rod 424 is slidably connected with the screw rod 42 through the vertical slot 421, the lower end of the vertical rod 424 is inserted into the clamping slot 35, the top of the vertical rod 424 is fixedly connected with a pull ring 425, two clamping holes 423 are symmetrically arranged in the side wall of the handle 422, two clamping blocks 426 are slidably inserted into the side wall of the upper end of the vertical rod 424, and a first spring 427 is arranged between the two clamping blocks 426, and the clamping blocks 426 are clamped into the clamping holes 423.

[0057] When the user needs to rotate the screw rod 42, the user can press the clamping blocks 426 to make them disengage from the clamping holes 423, and then pull the vertical rod 424 upward through the pull ring 425, so that the user can rotate the screw rod 42 when the lower end of the vertical rod 424 is disengaged from the clamping slot 35; when the user rotates the screw rod 42 to the appropriate position, the user can press the pull ring 425 downward, so that the vertical rod 424 is inserted back into the vertical slot 421, and the lower end of the vertical rod 424 is inserted into the temple of the clamping slot 35, and the movable cylinder 34 can drive the screw rod 42 to rotate through the cooperation of the clamping slot 35 and the vertical rod 424.

[0058] The slide column 41 is prismatically arranged, and the cross sections of the slide column 41 and the slide blocks 43 are both rectangularly arranged; the outer side wall of the slide blocks 43 is tightly abutted with the inner wall of the slide column 41, and the rotating rods 44 all extend out of the side wall of the slide column 41; in order to make the top plate 45 more tightly abut the adhesive film roll, the top plate 45 is arcuately arranged, and a plurality of friction particles 46 are fixedly arranged on the outer side wall of the top plate 45.

[0059] The transmission assembly 7 further comprises a wheel disc 71 fixedly installed on the transmission shaft 51, the wheel disc 71 is provided with an annular groove 72 on both sides and the annular groove 72 is arranged in a curved annular shape, a slide rod 74 is fixedly installed on the side wall of the end of a fork rod 73 and the slide rod 74 is slidingly inserted into the annular groove 72.

[0060] The transmission shaft 51 can drive the wheel disc 71 to rotate, the wheel disc 71 drives the slide rod 74 to slide in the annular groove 72, the slide rod 74 is forced to move back and forth when sliding along the annular groove 72, the slide rod 74 drives the side plate 9 to slide back and forth through the fork rod 73 and the connecting rod 8, and the side plate 9 repeatedly extrudes the rubber film roll in the process of sliding on the slide rail 10, so that the internal stress of the rubber film roll is eliminated.

[0061] The pressing assembly 11 comprises two installation rods 111 rotationally connected with the side plate 9, two installation plates 112 symmetrically arranged above and below are fixedly installed on one installation rod 111, a compression roller 113 is rotationally connected between the two installation plates 112, a second spring 114 is fixedly installed between adjacent installation plates 112, and a limiting block 115 limiting the rotation of the installation plate 112 is fixedly installed on the side plate 9.

[0062] In the process of moving the side plate 9 to the rubber film roll, the compression roller 113 rolls on the outside of the rubber film roll, so that the rubber film roll is repeatedly pressed, and the second spring 114 is stretched when the two compression rollers 113 are opened and rolled, so that the compression roller 113 is kept pressed on the outside of the rubber film roll, effectively preventing the compression roller 113 from being separated from the rubber film roll, and the repeated pressing also helps to release the internal stress of the rubber film roll.

[0063] The stress release method for the POE packaging rubber film for high-refraction photovoltaic modules is disclosed in the embodiment of the application, and specifically comprises the following steps:

[0064] S1, the POE packaging rubber film roll is inserted on the installation assembly 4, and the installation assembly is adjusted so that the POE packaging rubber film roll is stably stopped on the upper top assembly 3;

[0065] S2, the motor drives the upper top assembly 3 to operate through the transmission shaft 51 and the transmission gear 6, and the upper top assembly 3 drives the POE packaging rubber film roll to vibrate, so as to eliminate the internal stress of the POE packaging rubber film roll;

[0066] S3, the transmission shaft 51 drives the side plate 9 to move back and forth through the transmission assembly 7 and the connecting rod 8, and the side plate 9 drives the pressing assembly 11 to repeatedly press the POE packaging rubber film roll, so as to further eliminate the internal stress of the POE packaging rubber film roll.

[0067] In a possible implementation, the pressing part inside the pressing assembly 11 in S3 can further adopt a heating device, i.e. a heating rod or other heating structure can be installed inside the pressing roller 113, and the heating can help to eliminate the internal stress of the material, and the POE encapsulation film roll can be heated to eliminate the stress more quickly.

[0068] Meanwhile, the contents not described in detail in the specification all belong to the prior art known by those skilled in the art.

[0069] It should be noted that, in this document, the relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or sequence between the entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0070] Although the embodiments of the present application have been shown and described, it is understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A stress release device for POE encapsulant film for high-refractive photovoltaic modules, comprising a mounting box (1), characterized in that: The middle of the inner wall of the mounting box (1) is fixed with a partition plate (2), and the top of the partition plate (2) is provided with an upper top assembly (3) comprising a movable cylinder (34) and a mounting shaft (36), the top of the movable cylinder (34) is provided with a mounting assembly (4), the inner side wall of the mounting box (1) is fixed with a motor (5) located below the partition plate (2), and the end of the output shaft of the motor (5) is fixed with a transmission shaft (51), the mounting shaft (36) is rotatably connected to the partition plate (2), and the lower end of the mounting shaft (36) penetrates the partition plate (2), the mounting shaft (36) and the transmission shaft (51) are both fixed with transmission gears (6) that mesh with each other, the transmission shaft (51) is provided with a transmission assembly (7) comprising a fork rod (73), the side wall of the fork rod (73) is fixed with a connecting rod (8), the surface of the partition plate (2) is provided with a mounting hole (21), and the end of the connecting rod (8) extends to the upper side of the partition plate (2) through the mounting hole (21), the upper end of the connecting rod (8) is fixed with a side plate (9), the top of the partition plate (2) is fixed with two slide rails (10), and the side plate (9) is slidably connected with the slide rails (10), the side wall of the side plate (9) close to the mounting assembly (4) is provided with a pressing assembly (11). ​ The upper top assembly (3) further comprises a static cylinder (31) fixedly installed on the partition plate (2), and the static cylinder (31) is sleeved outside the mounting shaft (36), the inner wall of the static cylinder (31) is fixedly provided with a sleeve (32), and the top of the sleeve (32) is slidably inserted with a top rod (33), the movable cylinder (34) is fixedly installed on the top of the top rod (33), the abutting surface of the movable cylinder (34) and the static cylinder (31) is arranged in a wave shape, the top of the movable cylinder (34) is provided with a clamping groove (35), and the top end of the mounting shaft (36) is inserted into the inside of the top rod (33) and is slidably connected with the top rod (33).

2. The stress release device of POE encapsulant film for high-refractive photovoltaic module according to claim 1, characterized in that: The side wall of the mounting shaft (36) is provided with a key groove, and the inside of the top rod (33) is fixedly provided with a clamping key (37), and the mounting shaft (36) and the top rod (33) are slidably connected along the height direction of the clamping key (37).

3. The stress release device of POE encapsulant film for high-refractive photovoltaic module according to claim 2, characterized in that: The mounting assembly (4) further comprises a sliding column (41) fixedly installed on the upper surface of the movable cylinder (34), and the sliding column (41) is hollow, the top of the movable cylinder (34) is rotatably connected with a screw rod (42) located in the inside of the sliding column (41), and the top of the screw rod (42) extends out of the sliding column (41), the surface threads of the screw rod (42) are reversely arranged in two sections, the screw rod (42) is threadedly connected with two sliding blocks (43) located in the inside of the sliding column (41), the side walls of the two sliding blocks (43) are both hingedly connected with a rotating rod (44), and the ends of the two rotating rods (44) are hingedly connected with the same top plate (45).

4. The stress release device of POE encapsulant film for high-refractive photovoltaic module according to claim 3, characterized in that: The screw rod (42) top is fixed with a handle (422), and a vertical groove (421) is vertically arranged in the middle of the screw rod (42) and the handle (422), the screw rod (42) is slidably connected with a vertical rod (424) through the vertical groove (421), the vertical rod (424) lower end is inserted into the clamping groove (35), the vertical rod (424) top is fixed with a pull ring (425), the handle (422) side wall is provided with two symmetrical clamping holes (423), the vertical rod (424) upper end side wall is slidably inserted with two clamping blocks (426), and the first spring (427) is arranged between the two clamping blocks (426), and the clamping block (426) is clamped in the clamping hole (423).

5. The stress release device of POE encapsulant film for high-refractive photovoltaic module according to claim 4, characterized in that: The slide column (41) is prismatic, and the slide column (41) and the slide block (43) are both rectangular in cross section. The slide block (43) outer side wall is in close contact with the slide column (41) inner wall. The rotating rod (44) extends out of the slide column (41) side wall. The top plate (45) is arc-shaped, and the top plate (45) outer side wall is fixed with a plurality of friction particles (46).

6. The stress release device of POE encapsulant film for high-refractive photovoltaic module according to claim 1, characterized in that: The transmission assembly (7) further comprises a wheel disc (71) fixedly installed on the transmission shaft (51), the wheel disc (71) is provided with a ring groove (72) on both sides, and the ring groove (72) is in a curved ring shape. The fork rod (73) end side wall is fixed with a sliding rod (74), and the sliding rod (74) is slidably inserted into the ring groove (72).

7. The stress release device of POE encapsulant film for high-refractive photovoltaic module according to claim 1, characterized in that: The pressing assembly (11) comprises two mounting rods (111) rotatably connected with the side plate (9), two mounting plates (112) symmetrically arranged above and below are fixed on one mounting rod (111), and a pressure roller (113) is rotatably connected between the two mounting plates (112). The second spring (114) is fixed between adjacent mounting plates (112). The side plate (9) is fixed with a limiting block (115) to limit the rotation of the mounting plate (112).

8. A stress release method for the stress release device of any one of claims 1-7, wherein the stress release device is used for the POE encapsulant film of the high-refractive photovoltaic module, characterized in that: Specifically comprising the following steps: S1, the POE encapsulation film roll is inserted on the mounting assembly (4), and the mounting assembly is adjusted so that the POE encapsulation film roll is stably rested on the top assembly (3); S2, the motor drives the top assembly (3) to rotate through the transmission shaft (51) and the transmission gear (6), and the top assembly (3) drives the POE encapsulation film roll to vibrate, so as to eliminate the internal stress of the POE encapsulation film roll; S3, the transmission shaft (51) drives the side plate (9) to move back and forth through the transmission assembly (7) and the connecting rod (8), and the side plate (9) drives the pressing assembly (11) to press the POE encapsulation film roll repeatedly, so as to further eliminate the internal stress of the POE encapsulation film roll. 9.The stress release method of the stress release device of the high-refractive POE encapsulant film for photovoltaic modules according to claim 8, characterized in that: In S3, the pressing parts in the pressing assembly (11) can further adopt a heating device, and the POE encapsulation film roll can be heated to eliminate stress more quickly.

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