CN220318961U

CN220318961U - Maintenance factory building that contains assembled BIPV roofing suitable for railway

Info

Publication number: CN220318961U
Application number: CN202321545742.3U
Authority: CN
Inventors: 欧阳鹏; 茹旭; 俞祖法; 李豫; 薛正; 张正舟; 辛思远; 刘孟恺; 孟炜; 孙绍磊
Original assignee: China State Railway Group Co Ltd; China Railway Economic and Planning Research Institute
Current assignee: China State Railway Group Co Ltd; China Railway Economic and Planning Research Institute
Priority date: 2023-06-16
Filing date: 2023-06-16
Publication date: 2024-01-09
Anticipated expiration: 2033-06-16

Abstract

The utility model discloses an overhaul plant containing an assembled BIPV roof, which is applicable to railways, belongs to the field of photovoltaic construction integration, and aims to solve the problem of reduced waterproof performance of a color steel roof plate caused by treading on the color steel roof plate for installing a photovoltaic module. Be provided with the operation passageway board on being applicable to the roof of the maintenance factory building that contains assembled BIPV roofing of railway, the workman can step on the operation passageway board when wasing, maintaining or changing solar photovoltaic cell panel, avoids stepping on the various steel sheet of roof to various steel roof waterproof performance has been improved.

Description

Maintenance factory building that contains assembled BIPV roofing suitable for railway

Technical Field

The utility model relates to the field of photovoltaic construction integration, in particular to an overhaul plant suitable for railways and containing an assembled BIPV roof.

Background

BIPV (Building Integrated Photovoltaics) building photovoltaic integration technology refers to technology for tightly fusing a photovoltaic module with a building structure, and the technology lays solar panels on building facades, curtain walls, roofs, windows and the like, so that solar energy resources can be utilized through the solar panels. BIPV building photovoltaic integration can also provide certain self-power supply ability for the building, satisfies a part of power demand of building.

Currently, after a solar photovoltaic panel (photovoltaic module) is installed on a color steel roof and used for a period of time, the solar photovoltaic panel may have problems, and manual cleaning, maintenance or replacement of the solar photovoltaic panel is generally required. The workman is when wasing, maintenance or change solar photovoltaic cell panel, and the various steel sheet of roof is stepped on inevitably, and various steel sheet has elasticity, tramples and can make the various steel sheet of roof warp, influences solar photovoltaic cell panel and various steel sheet's junction integrality, leads to various steel roof waterproof performance to reduce, probably appears the circumstances that leaks.

Disclosure of Invention

In order to solve the problem that the waterproof performance of the color steel roof plate is reduced due to the fact that the color steel roof plate provided with the photovoltaic module is trampled, the utility model provides an overhaul plant containing an assembled BIPV roof suitable for railways, an operation channel plate is arranged on the roof of the overhaul plant containing the assembled BIPV roof suitable for railways, workers can trample on the operation channel plate when cleaning, maintaining or replacing the solar photovoltaic cell plate, and the stamping of the color steel plate of the roof is avoided, so that the waterproof performance of the color steel roof is improved.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a maintenance factory building that contains assembled BIPV roofing suitable for railway, includes roof and the stand of connecting from top to bottom, the middle part of roof is high and left and right sides is low, the roof contains left half roof and the right half roof that bilateral symmetry set up, left half roof contains various steel heat preservation battenboard and purlin that set up from top to bottom, left half roof still contains photovoltaic module and the operation passageway board that sets up from left to right, and the operation passageway board extends along the fore-and-aft direction, and photovoltaic module and operation passageway board are all fixed in the top of various steel heat preservation battenboard.

The photovoltaic module comprises a plurality of photovoltaic plates, the photovoltaic plates are arranged at intervals along the front-back direction and the left-right direction, the left half roof also comprises a plurality of transverse water guide grooves, the transverse water guide grooves are arranged at intervals along the front-back direction, the transverse water guide grooves are arranged in parallel with the color steel heat preservation sandwich plate up and down, and the transverse water guide grooves extend along the left-right direction.

The transverse water guide groove is positioned between the photovoltaic module and the color steel heat-preserving sandwich board in the up-down direction; in the front-back direction, the transverse water guide grooves are positioned at two ends of the photovoltaic panel; in the left-right direction, the length of the transverse water guide groove is greater than the length of the photovoltaic module.

The horizontal water guide groove comprises an upper transverse plate, side vertical plates and a lower transverse plate which are sequentially connected from top to bottom, the two side vertical plates are arranged in parallel at intervals, an upper mounting groove is formed in the upper transverse plate, a lower mounting groove is formed in the lower transverse plate, lower inclined plates are arranged at the front end and the rear end of the lower transverse plate, a horizontal drainage ditch is formed between the side vertical plates and the lower inclined plates, an operation channel plate is connected with the horizontal water guide groove up and down, and the length of the operation channel plate is equal to that of the left half roof in the front-back direction.

The horizontal water guide groove is connected with the purline through a lower bolt and a lower nut, the lower bolt penetrates through the color steel heat-insulation sandwich plate, the head of the lower bolt is positioned in the lower mounting groove, and in the upper-lower direction, the head of the lower bolt cannot be separated from the lower mounting groove.

The left half roof still contains a plurality of horizontal briquetting strips, and the section of horizontal briquetting strip is the U type, and horizontal briquetting strip extends along controlling the direction, and horizontal briquetting strip and horizontal guiding gutter upper and lower one-to-one, in the fore-and-aft direction, horizontal briquetting strip is located the both ends of photovoltaic board, and the photovoltaic board loops through horizontal briquetting strip, upper portion bolt and upper portion nut and is connected with horizontal guiding gutter, and upper portion nut is located the mounting groove, in the upper and lower direction, and upper portion nut can not break away from the mounting groove, horizontal briquetting strip and photovoltaic board sealing connection.

The color steel heat-preservation sandwich board comprises an upper color steel plate, a heat-preservation layer and a lower color steel plate which are sequentially arranged from top to bottom, the upper surface of the color steel heat-preservation sandwich board comprises a crest section, a slope section and a trough section which are sequentially connected along the front-back direction, the lower transverse plate is in stacked connection with the trough section, and the slope section is in stacked connection with the lower inclined plate.

The left half roof also comprises a plurality of longitudinal water guide grooves, the longitudinal water guide grooves are arranged at intervals along the left-right direction, the longitudinal water guide grooves extend along the front-rear direction, the cross section of each longitudinal water guide groove is U-shaped, each longitudinal water guide groove is positioned between two adjacent photovoltaic plates, the longitudinal water guide grooves are in sealing connection with the photovoltaic plates, and the longitudinal water guide grooves can guide water between the two adjacent photovoltaic plates to the transverse drainage ditch of the transverse water guide groove.

In the up-down direction, a longitudinal water guide groove is positioned between the photovoltaic module and the color steel heat preservation sandwich board, and the end part of the longitudinal water guide groove is opposite to the transverse drainage ditch up and down; in the front-rear direction, the longitudinal water guide grooves are positioned at both sides of the transverse water guide groove.

The left half roof also comprises a binding strip, the binding strip is positioned above the color steel heat-insulation sandwich board, bao Biantiao extends along the left-right direction, the binding strip is positioned at the left end and the right end of the photovoltaic module, the binding strip comprises a flat plate section and an inclined plate section which are sequentially connected, the flat plate section is fixedly connected with the transverse pressing block strip in a sealing manner, and the inclined plate section is connected with the slope section of the color steel heat-insulation sandwich board in an up-down stacking manner.

The beneficial effects of the utility model are as follows: be provided with the operation passageway board on being applicable to the roof of the maintenance factory building that contains assembled BIPV roofing of railway, the workman can step on the operation passageway board when wasing, maintaining or changing solar photovoltaic cell panel, avoids stepping on the various steel sheet of roof to various steel roof waterproof performance has been improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.

Fig. 1 is a schematic front view of an inspection plant for railways including an assembled BIPV roof according to the present utility model.

Fig. 2 is a schematic perspective view of an inspection plant for railways including an assembled BIPV roof according to the present utility model.

Fig. 3 is a schematic view of the connection (not shown of the longitudinal water guiding groove) of the middle part of the photovoltaic module with the color steel heat preservation sandwich panel along the direction a in fig. 2.

Fig. 4 is an enlarged schematic view of the portion C in fig. 3.

Fig. 5 is a schematic view of the connection (showing a longitudinal water guiding groove) of the middle part of the photovoltaic module with the color steel heat preservation sandwich panel along the direction a in fig. 2.

Fig. 6 is a schematic view of the connection of the photovoltaic module to the longitudinal water guiding trough along direction B in fig. 2.

Fig. 7 is a schematic view of the connection of the end of the photovoltaic module with the color steel thermal insulation sandwich panel along the direction a in fig. 2.

Fig. 8 is an enlarged schematic view of the portion D in fig. 7.

Fig. 9 is a schematic view of a roof with a skylight open.

The reference numerals are explained as follows:

1. a column; 2. color steel heat-insulating sandwich board; 3. purlin; 4. a photovoltaic module; 5. an operation channel plate; 6. a transverse water guide groove; 7. transversely briquetting the strips; 8. a longitudinal water guide groove; 9. edge wrapping strips;

21. an upper color steel plate; 22. a heat preservation layer; 23. a lower color steel plate; 24. peak segment; 25. a ramp section; 26. trough segments; 27. a skylight;

41. a photovoltaic panel;

61. an upper cross plate; 62. a side vertical plate; 63. a lower cross plate; 64. an upper mounting groove; 65. a lower mounting groove; 66. a lower sloping plate; 67. a lower bolt; 68. a lower nut; 69. a lateral drainage ditch;

71. an upper bolt; 72. an upper nut;

91. a plate section; 92. and a sloping plate section.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

The utility model provides a maintenance factory building that contains assembled BIPV roofing suitable for railway, includes roof and stand 1 that connects from top to bottom, along left and right directions, the middle part of roof is high left and right sides low, the roof contains left half roof and the right half roof that bilateral symmetry set up, left half roof contains color steel heat preservation battenboard 2 and purlin 3 that set up from top to bottom, left half roof still contains photovoltaic module 4 and the operation passageway board 5 of controlling the setting, and the operation passageway board 5 extends along the fore-and-aft direction, and photovoltaic module 4 and operation passageway board 5 are all fixed in the top of color steel heat preservation battenboard 2, as shown in fig. 1 and 2.

In this embodiment, the photovoltaic module 4 includes a plurality of photovoltaic panels 41, the plurality of photovoltaic panels 41 are arranged at regular intervals along the front-back direction and the left-right direction, the left half roof further includes a plurality of transverse water guiding grooves 6, the plurality of transverse water guiding grooves 6 are arranged at intervals along the front-back direction, and the transverse water guiding grooves 6 and the color steel thermal insulation sandwich panel 2 are arranged in parallel up and down. The left half roof has a low-left and high-right inclined structure, and the lateral water guide grooves 6 extend in the lateral direction, and the lateral water guide grooves 6 have a low-left and high-right inclined structure.

In the embodiment, in the up-down direction, a transverse water guide groove 6 is positioned between the photovoltaic module 4 and the color steel heat insulation sandwich board 2, the upper end of the transverse water guide groove 6 is connected with the photovoltaic module 4, and the lower end of the transverse water guide groove 6 is connected with the color steel heat insulation sandwich board 2. In the front-rear direction, the lateral water guide grooves 6 are located at both ends of the photovoltaic panel 41, and one photovoltaic panel 41 is also located between two adjacent lateral water guide grooves 6. In the left-right direction, the length of the transverse water guide groove 6 is greater than that of the photovoltaic module 4, the left end of the transverse water guide groove 6 extends out of the left end of the photovoltaic module 4, and the right end of the transverse water guide groove 6 extends out of the right end of the photovoltaic module 4.

In this embodiment, the transverse water guiding groove 6 includes an upper transverse plate 61, a side vertical plate 62 and a lower transverse plate 63 which are sequentially connected from top to bottom, the two side vertical plates 62 are arranged in parallel and at intervals from front to back, an upper mounting groove 64 is arranged in the upper transverse plate 61, a lower mounting groove 65 is arranged in the lower transverse plate 63, lower inclined plates 66 are arranged at the front end and the rear end of the lower transverse plate 63, and a transverse drainage ditch 69 is formed between the side vertical plate 62 and the lower inclined plates 66, as shown in fig. 3 and 4.

In the left-right direction, the length of the transverse water guide groove 6 is equal to the length of the left half roof, the left end of the transverse water guide groove 6 is flush with the left end of the left half roof, and the right end of the transverse water guide groove 6 is flush with the right end of the left half roof. In the front-back direction, the length of the operation channel plate 5 is equal to the length of the left half roof, the front end of the operation channel plate 5 is flush with the front end of the left half roof, the rear end of the operation channel plate 5 is flush with the rear end of the left half roof, and the operation channel plate 5 is fixedly arranged on the transverse water guide groove 6, namely, the operation channel plate 5 is connected with the transverse water guide groove 6 up and down.

In the left-right direction, the transverse water guide groove 6 is connected with the purline 3 through a lower bolt 67 and a lower nut 68, the purline 3 can be C-shaped channel steel, the lower bolt 67 is approximately vertical, the lower bolt 67 penetrates through the color steel heat-insulation sandwich plate 2, the head of the lower bolt 67 is located in the lower mounting groove 65 in a matched mode, and the head of the lower bolt 67 is clamped with the lower mounting groove 65. The head of the lower bolt 67 cannot be separated from the lower mounting groove 65 in the up-down direction, but the lower bolt 67 can be moved laterally with respect to the lateral water guide groove 6.

In this embodiment, the left half roof further includes a plurality of transverse press bars 7, the cross section of each transverse press bar 7 is in a U shape, the transverse press bars 7 extend along the left-right direction, the transverse press bars 7 are in one-to-one correspondence with the transverse water guiding grooves 6, in the front-back direction, the transverse press bars 7 are located at two ends of the photovoltaic panels 41, and the transverse press bars 7 are also located between two adjacent photovoltaic panels 41. The photovoltaic panel 41 is connected and fixed to the horizontal water guiding groove 6 by the horizontal press bar 7, the upper bolt 71 and the upper nut 72 in this order, the upper bolt 71 is in a substantially vertical state, the upper nut 72 is positioned in the upper mounting groove 64 in a matching manner, the upper nut 72 is engaged with the upper mounting groove 64, and the upper nut 72 cannot be separated from the upper mounting groove 64 in the vertical direction, but the upper nut 72 can be moved left and right with respect to the horizontal water guiding groove 6. The transverse briquetting strips 7 are in sealing connection with the photovoltaic panels 41 (which can be achieved by sealing strips or sealant) as shown in figures 5 and 6.

In this embodiment, the color steel thermal insulation sandwich panel 2 includes an upper color steel plate 21, a thermal insulation layer 22 and a lower color steel plate 23 sequentially connected from top to bottom, and the upper surface of the color steel thermal insulation sandwich panel 2 includes a peak section 24, a slope section 25 and a trough section 26 sequentially connected along the front-back direction, and the lower cross plate 63 is in matched layer connection with the trough section 26, and the slope section 25 is in matched layer connection with the lower sloping plate 66.

In this embodiment, the left half roof further includes a plurality of longitudinal water guiding grooves 8, the plurality of longitudinal water guiding grooves 8 are arranged at intervals along the left-right direction, the longitudinal water guiding grooves 8 extend along the front-rear direction, the cross section of the longitudinal water guiding grooves 8 is in a U shape, the longitudinal water guiding grooves 8 are located between two adjacent photovoltaic panels 41 left and right, the longitudinal water guiding grooves 8 are in sealing connection with the photovoltaic panels 41, and the longitudinal water guiding grooves 8 can guide water between the two adjacent photovoltaic panels 41 left and right into the transverse drainage ditch 69 of the transverse water guiding groove 6.

In the embodiment, in the up-down direction, the longitudinal water guide groove 8 is located between the photovoltaic module 4 and the color steel heat insulation sandwich board 2, the longitudinal water guide groove 8 is located on the color steel heat insulation sandwich board 2, the longitudinal water guide groove 8 is connected with the color steel heat insulation sandwich board 2 up and down, and the longitudinal water guide groove 8 is also located between the photovoltaic module 4 and the transverse water guide groove 6. The ends (front and rear ends) of the longitudinal water guide grooves 8 are vertically opposed to the lateral water discharge grooves 69. In the front-rear direction, the longitudinal water guide grooves 8 are located on both sides of the lateral water guide groove 6 as shown in fig. 5 and 6.

In this embodiment, the left half roof further includes a binding strip 9, the binding strip 9 is located above the color steel thermal insulation sandwich panel 2, the binding strip 9 extends along the left-right direction, the binding strip 9 is located at the left end and the right end of the photovoltaic module 4, the binding strip 9 includes a flat plate section 91 and an inclined plate section 92 which are sequentially connected, the flat plate section 91 is fixedly connected with the transverse press block strip 7 in a sealing manner, and the inclined plate section 92 is connected with the slope section 25 of the color steel thermal insulation sandwich panel 2 in an up-down stacking manner, as shown in fig. 7 and 8.

In this embodiment, the construction of the left half roof is identical to that of the right half roof, and the left and right half roofs are mirror images of each other. In the left-right direction, the width of the operation channel plate 5 on the left half roof may be 500mm-1000mm, the operation channel plate 5 on the left half roof and the operation channel plate 5 on the right half roof may be in an integrated structure (i.e., one plate), the operation channel plate 5 on the left half roof and the operation channel plate 5 on the right half roof may be in a split structure, and the operation channel plate 5 on the left half roof and the operation channel plate 5 on the right half roof may be in sealing connection through sealant or waterproof tape, and the photovoltaic module 4 and the operation channel plate 5 may be in sealing connection through sealant or waterproof tape. The operation channel plate 5 may be made of stainless steel, and the thickness of the operation channel plate 5 may be determined according to the need or a limited number of experiments.

In addition, the color steel thermal insulation sandwich board 2 may be further provided with a skylight 27 (i.e. a through hole), as shown in fig. 9, the photovoltaic module 4 corresponds to the skylight 27 one by one up and down, at this time, the photovoltaic panel 41 used in the photovoltaic module 4 can transmit light, and the light transmission is good, so that the energy-saving effect of turning on the lamp less can be achieved. The projection area of the photovoltaic module 4 on the horizontal plane is larger than that of the skylight 27 on the horizontal plane, the photovoltaic module 4 is lapped with the color steel heat-insulation sandwich plate 2 around the skylight 27 up and down, the lapping distance can be 150mm-300mm (such as 250 mm), the opening part of the color steel heat-insulation sandwich plate 2 around the skylight 27 can be plugged by a strip-shaped plug, and the strip-shaped plug and the color steel heat-insulation sandwich plate 2 can be connected through a sealing adhesive tape, a sealing adhesive tape or a waterproof adhesive tape in a sealing way, so that water inflow in the color steel heat-insulation sandwich plate 2 is avoided.

The installation of the maintenance plant (which may also be referred to as a maintenance plant for motor car segments or motor car houses) for railways, which contains assembled BIPV roofs, is described below.

Step 1, constructing a frame structure of an overhaul workshop containing an assembled BIPV roof applicable to railways, wherein the frame structure comprises upright posts, cross beams and purlines 3. The upright posts and the cross beams can be I-shaped steel, and the purlines 3 can be C-shaped steel.

And step 2, installing the color steel heat-preservation sandwich board 2.

And 3, installing an operation channel plate 5, wherein the operation channel plate 5 is parallel to the color steel heat-insulation sandwich plate 2 up and down.

Step 4, installation photovoltaic module 4, horizontal guiding gutter 6, horizontal briquetting strip 7, vertical guiding gutter 8 and bordure strip 9, during the installation, operating personnel can trample operation passageway board 5.

The use of the described service building for railways containing assembled BIPV roofs is described below.

When raining, the photovoltaic panel 41 is in an inclined state, the photovoltaic panel 41 is vertically parallel to the color steel heat-insulation sandwich panel 2, water on the photovoltaic panel 41 flows into the longitudinal water guide groove 8 at first, water in the longitudinal water guide groove 8 flows into the transverse drainage ditch 69 of the transverse water guide groove 6, and the transverse drainage ditch 69 discharges water out of a roof.

When a worker cleans, maintains or replaces the photovoltaic panel 41, he/she can step on the operation passage board 5 to perform cleaning, maintenance or replacement operation, and avoid stepping on the roof color steel plate, and the operation passage board 5 can be provided with a cable.

In addition, for the convenience of understanding and description, the present utility model is expressed by an absolute positional relationship, in which the azimuth term "upper" indicates the upper direction in fig. 1, the azimuth term "lower" indicates the lower direction in fig. 1, the azimuth term "left" indicates the left direction in fig. 1, the azimuth term "right" indicates the right direction in fig. 1, the azimuth term "front" indicates the direction perpendicular to the paper surface in fig. 1 and directed to the inside of the paper surface, and the azimuth term "rear" indicates the direction perpendicular to the paper surface in fig. 1 and directed to the outside of the paper surface, unless otherwise specified. The present utility model is described using the perspective of a user or reader, but such directional terms are not to be interpreted or construed as limiting the scope of the present utility model.

The foregoing description of the embodiments of the utility model is not intended to limit the scope of the utility model, so that the substitution of equivalent elements or equivalent variations and modifications within the scope of the utility model shall fall within the scope of the patent. In addition, the technical features and technical features, technical features and technical scheme, technical scheme and technical scheme, and embodiments of the utility model can be freely combined for use.

Claims

1. The utility model provides a overhaul factory building that contains assembled BIPV roofing suitable for railway, its characterized in that, be applicable to the railway overhaul factory building that contains assembled BIPV roofing includes roof and stand (1) of connecting from top to bottom, the middle part of roof is high left and right sides low, the roof contains left half roof and the right half roof that bilateral symmetry set up, left half roof contains color steel heat preservation battenboard (2) and purlin (3) that set up from top to bottom, the left half roof still contains photovoltaic module (4) and operation passageway board (5) that set up from top to bottom, and operation passageway board (5) are along fore-and-aft direction extension, and photovoltaic module (4) and operation passageway board (5) are all fixed in the top of color steel heat preservation battenboard (2).

2. The overhaul plant containing the assembled BIPV roof, which is applicable to railways, according to claim 1, is characterized in that the photovoltaic assembly (4) contains a plurality of photovoltaic plates (41), the photovoltaic plates (41) are arranged at intervals along the front-back direction and the left-right direction, the left half roof also contains a plurality of transverse water guide grooves (6), the transverse water guide grooves (6) are arranged at intervals along the front-back direction, the transverse water guide grooves (6) and the color steel heat preservation sandwich plates (2) are arranged in parallel up and down, and the transverse water guide grooves (6) extend along the left-right direction.

3. The overhaul plant containing the assembled BIPV roof for railways according to claim 2, wherein the transverse water guide groove (6) is positioned between the photovoltaic module (4) and the color steel heat preservation sandwich panel (2) in the up-down direction; in the front-rear direction, the transverse water guide grooves (6) are positioned at two ends of the photovoltaic panel (41); in the left-right direction, the length of the transverse water guide groove (6) is longer than that of the photovoltaic module (4).

4. The overhaul plant with assembled BIPV roofing according to claim 3, wherein the transverse water guiding groove (6) comprises an upper transverse plate (61), a side vertical plate (62) and a lower transverse plate (63) which are sequentially connected from top to bottom, the two side vertical plates (62) are arranged at intervals in parallel, an upper mounting groove (64) is arranged in the upper transverse plate (61), a lower mounting groove (65) is arranged in the lower transverse plate (63), lower inclined plates (66) are arranged at the front end and the rear end of the lower transverse plate (63), a transverse drainage ditch (69) is formed between the side vertical plate (62) and the lower inclined plates (66), the operation channel plate (5) is connected with the transverse water guiding groove (6) up and down, and the length of the operation channel plate (5) is equal to the length of the left half roof in the front-rear direction.

5. The maintenance building with assembled BIPV roof for railway according to claim 4, wherein the transverse water guiding groove (6) is connected with the purline (3) through a lower bolt (67) and a lower nut (68), the lower bolt (67) passes through the color steel heat insulation sandwich plate (2), the head of the lower bolt (67) is positioned in the lower mounting groove (65), and the head of the lower bolt (67) cannot be separated from the lower mounting groove (65) in the up-down direction.

6. The maintenance factory building that contains assembled BIPV roofing that is applicable to the railway of claim 4, characterized in that, left side half roof still contains a plurality of horizontal briquetting strip (7), the section of horizontal briquetting strip (7) is the U type, horizontal briquetting strip (7) are along controlling the direction and are extended, horizontal briquetting strip (7) and horizontal guiding gutter (6) upper and lower one-to-one, in the fore-and-aft direction, horizontal briquetting strip (7) are located photovoltaic board (41) both ends, photovoltaic board (41) are connected with horizontal guiding gutter (6) through horizontal briquetting strip (7), upper portion bolt (71) and upper portion nut (72) in proper order, upper portion nut (72) are located upper mounting groove (64), upper portion nut (72) can not break away from upper mounting groove (64) in the upper and lower direction, horizontal briquetting strip (7) and photovoltaic board (41) sealing connection.

7. The overhaul plant containing the assembled BIPV roof for railways according to claim 6, wherein the color steel heat-preserving sandwich panel (2) comprises an upper color steel plate (21), a heat-preserving layer (22) and a lower color steel plate (23) which are sequentially arranged from top to bottom, the upper surface of the color steel heat-preserving sandwich panel (2) comprises a crest section (24), a slope section (25) and a trough section (26) which are sequentially connected along the front-back direction, the lower transverse plate (63) is in laminated connection with the trough section (26), and the slope section (25) is in laminated connection with the lower sloping plate (66).

8. The maintenance factory building containing assembled BIPV roofing for railways according to claim 4, wherein the left half roof further comprises a plurality of longitudinal water guide grooves (8), the longitudinal water guide grooves (8) are arranged at intervals along the left-right direction, the longitudinal water guide grooves (8) extend along the front-back direction, the cross section of each longitudinal water guide groove (8) is U-shaped, each longitudinal water guide groove (8) is positioned between two adjacent photovoltaic panels (41) on the left and right, the longitudinal water guide grooves (8) are in sealing connection with the photovoltaic panels (41), and the longitudinal water guide grooves (8) can guide water between the two adjacent photovoltaic panels (41) on the left and right into a transverse drainage ditch (69) of the transverse water guide groove (6).

9. The overhaul plant containing the assembled BIPV roof for railways according to claim 8, wherein a longitudinal water guide groove (8) is positioned between the photovoltaic module (4) and the color steel heat preservation sandwich board (2) in the up-down direction, and the end part of the longitudinal water guide groove (8) is opposite to the transverse drainage ditch (69) up and down; in the front-rear direction, the longitudinal water guide grooves (8) are positioned on both sides of the transverse water guide groove (6).

10. The overhaul plant containing the assembled BIPV roof, which is applicable to railways, according to claim 7, is characterized in that the left half roof further comprises an edge covering strip (9), the edge covering strip (9) is positioned above the color steel heat preservation sandwich plate (2), bao Biantiao (9) extends along the left and right directions, the edge covering strip (9) is positioned at the left and right ends of the photovoltaic module (4), the edge covering strip (9) comprises a flat plate section (91) and an inclined plate section (92) which are sequentially connected, the flat plate section (91) is fixedly connected with the transverse press block strip (7) in a sealing way, and the inclined plate section (92) is connected with the inclined plate section (25) of the color steel heat preservation sandwich plate (2) in an up-down lamination way.