CN216921059U

CN216921059U - Guide rail installation component and photovoltaic equipment

Info

Publication number: CN216921059U
Application number: CN202121573614.0U
Authority: CN
Inventors: 王芳; 伍亚; 陈圣金; 吴星亮
Original assignee: Zhejiang Zhengtai Anneng Electric Power System Engineering Co ltd
Current assignee: Zhengtai Anneng Digital Energy Zhejiang Co ltd
Priority date: 2021-07-12
Filing date: 2021-07-12
Publication date: 2022-07-08
Anticipated expiration: 2031-07-12

Abstract

The utility model discloses a guide rail mounting assembly, comprising: the guide rail is characterized in that the positive side surface of the guide rail is a positive bearing surface; the connecting piece is arranged on at least one transverse side of the guide rail and is connected with the guide rail in a sliding manner along the extending direction of the guide rail; the pressing block is detachably arranged on the connecting piece, a pressing portion opposite to the forward bearing surface is formed on the pressing piece, and an interval is formed between the pressing portion and the forward bearing surface. The connecting piece is arranged on the transverse side face of the guide rail, so that the pressing block can be installed, the pressing portion of the pressing block is arranged at an interval with the guide rail, and the pressing block can be matched with the forward bearing face to fix the photovoltaic module transversely arranged on the guide rail. Therefore, the guide rail mounting assembly can effectively solve the problem that the existing guide rail cannot be transversely installed on the photovoltaic assembly. The utility model also discloses photovoltaic equipment comprising the guide rail mounting assembly.

Description

Guide rail installation component and photovoltaic equipment

Technical Field

The utility model relates to the technical field of photovoltaics, in particular to a guide rail installation assembly and photovoltaic equipment comprising the guide rail installation assembly.

Background

Photovoltaic modules are usually installed on roofs, and the guide rails for installing the photovoltaic modules are only suitable for installing one type of component arrangement at present. When the subassembly horizontal dress, for preventing the component subfissure, the guide rail will be installed on the long edge of subassembly, and guide rail on the present market installs when long limit, and unable fixed briquetting, consequently generally all will lay two-layer guide rail and just can install the briquetting and fix the subassembly.

To sum up, how to effectively solve the problem that the existing guide rail cannot realize the transverse installation of the photovoltaic module is a problem which needs to be solved urgently by a person skilled in the art at present.

SUMMERY OF THE UTILITY MODEL

In view of the above, a first object of the present invention is to provide a rail mounting assembly, which can effectively solve the problem that the existing rail cannot be transversely installed in a photovoltaic module, and a second object of the present invention is to provide a photovoltaic device including the rail mounting assembly.

In order to achieve the first object, the utility model provides the following technical scheme:

a guide rail mounting assembly comprising:

the guide rail is characterized in that the positive side surface of the guide rail is a positive bearing surface;

the connecting piece is arranged on at least one transverse side of the guide rail and is connected with the guide rail in a sliding manner along the extending direction of the guide rail;

the briquetting, the briquetting is detachable install in the connecting piece to be formed with the splenium that the positive loading end set up relatively, just the splenium with form the interval between the positive loading end.

In this guide rail installation component, when photovoltaic module 1 needs to be violently adorned, with the frame overlap joint of photovoltaic module 1 on the forward loading end of guide rail 4 this moment, and frame extending direction is unanimous with the extending direction of guide rail 4, make connecting piece 5 be located one side of keeping away from photovoltaic module 1 on the guide rail 4 transverse direction this moment, with in frame border department, be connected installation department 31 and connecting piece 5 of briquetting 3, and the splenium 32 of briquetting 3 compresses tightly on photovoltaic module 1, in order to form the centre gripping mouth with the forward loading end. In the guide rail installation component, the connecting piece 5 is arranged on the transverse side surface of the guide rail 4 so as to install the pressing block 3, the pressing part 32 of the pressing block 3 is arranged at an interval with the guide rail 4, and the pressing part can be matched with the positive bearing surface to fix the photovoltaic component 1 transversely arranged on the guide rail 4. To sum up, this guide rail installation component can solve present guide rail 4 effectively and can't realize the problem of photovoltaic module 1 horizontal dress.

Preferably, the compact is formed with a mounting portion; the connecting piece is including the connection riser and the connection diaphragm that link up mutually, connect riser sliding connection in the guide rail, connect the diaphragm detachable connect in the installation department.

Preferably, the connecting transverse plate and the mounting part are fixed in a screwed manner through a connecting bolt; wherein, connect the diaphragm and set up the connection perforation that the forward link up, the installation department seted up with connect the perforation and correspond the through hole that sets up, connecting bolt passes in proper order connect the perforation to reach the through hole.

Preferably, a limit protrusion protruding in the forward direction is arranged on one side edge of the connecting transverse plate, which is far away from the connecting vertical plate, and the limit protrusion can be abutted against the mounting part; and/or the connecting vertical plate and the connecting transverse plate are connected to form an L-shaped structure, and the forward plate surface of the connecting transverse plate and the forward bearing surface are positioned on the same plane.

Preferably, the front bearing surface is provided with a mounting groove extending along the extending direction of the guide rail, and the mounting groove can be matched with the pressing block for mounting.

Preferably, the briquetting can be fixed in through the connecting bolt spiro union in the mounting groove, just the mounting groove be with connecting bolt looks adaptation's first T type groove.

Preferably, the guide rail is provided with a sliding groove on the transverse side, and the connecting piece is provided with a sliding protrusion matched with the sliding groove.

Preferably, the sliding groove is L-shaped, and the sliding protrusion is L-shaped correspondingly.

Preferably, one of the two transverse sides of the guide rail is provided with the sliding groove, and the other transverse side of the guide rail is provided with a second T-shaped groove; the guide rail comprises a forward end plate, a first middle transverse plate, a second middle transverse plate and a backward end plate which are sequentially arranged in parallel along the back direction, the forward end plate is provided with the mounting groove notch, and the first middle transverse plate forms the mounting groove bottom; the sliding groove is formed between the first middle transverse plate and the second middle transverse plate, and the second T-shaped groove is formed between the second middle transverse plate and the back end plate; the mounting part comprises a mounting transverse plate and a mounting vertical plate which are connected with each other, the mounting vertical plate is connected between the mounting transverse plate and the pressing part, and the mounting transverse plate is connected with the connecting piece.

In order to achieve the second object, the utility model further provides a photovoltaic device, which comprises any one of the guide rail mounting assemblies and a photovoltaic assembly, wherein the frame of the photovoltaic assembly is overlapped on the positive bearing surface of the guide rail mounting assembly, and the pressing part of the guide rail mounting assembly is pressed on the frame of the photovoltaic assembly. Because foretell guide rail installation component has above-mentioned technological effect, the photovoltaic equipment that has this guide rail installation component also should have corresponding technological effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view of a mounting structure of a guide rail mounting assembly provided in an embodiment of the present invention when a photovoltaic assembly is horizontally mounted;

fig. 2 is a schematic view of an installation structure of the guide rail installation assembly provided by the embodiment of the utility model when the photovoltaic assembly is longitudinally installed;

FIG. 3 is a schematic structural diagram of a guide rail according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a connector according to an embodiment of the present invention;

fig. 5 is a schematic diagram of a three-dimensional mounting structure of a rail mounting assembly when a photovoltaic assembly is transversely mounted according to an embodiment of the present invention.

The drawings are numbered as follows:

1. a photovoltaic module; 2. a connecting bolt; 3. briquetting; 4. a guide rail; 5. a connecting member; 31. an installation part; 32. a pressing part; 41. mounting grooves; 42. a chute; 43. a second T-shaped groove; 44. a first intermediate transverse plate; 45. a second intermediate transverse plate; 46. a forward end panel; 47. a back end panel; 51. sliding and protruding; 52. Connecting a vertical plate; 53. connecting the transverse plate; 54. connecting through holes; 55. the spacing is protruding.

Detailed Description

The embodiment of the utility model discloses a guide rail mounting assembly which can effectively solve the problem that a pressing block on a guide rail is inconvenient to mount.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1 to 5, fig. 1 is a schematic view of an installation structure of a guide rail installation assembly when a photovoltaic assembly is horizontally installed according to an embodiment of the present invention; fig. 2 is a schematic view of an installation structure of the guide rail installation assembly provided by the embodiment of the utility model when the photovoltaic assembly is longitudinally installed; fig. 3 is a schematic structural diagram of a guide rail provided in an embodiment of the present invention; FIG. 4 is a schematic structural diagram of a connector according to an embodiment of the present invention; fig. 5 is a schematic diagram of a three-dimensional mounting structure of the rail mounting assembly provided by the embodiment of the utility model when the photovoltaic module is horizontally mounted.

In a specific embodiment, the embodiment provides a guide rail mounting assembly, which is mainly used for mounting and fixing the photovoltaic module 1, and specifically, the guide rail mounting assembly comprises a guide rail 4, a connecting piece 5 and a pressing block 3.

The positive side surface of the guide rail 4 is a positive bearing surface, wherein the positive bearing surface refers to a side surface of the guide rail 4 close to the photovoltaic module 1, so as to directly or indirectly abut against the photovoltaic module 1, so as to support the photovoltaic module 1. It should be noted that, for convenience of description, the forward direction refers to a direction in which a support surface for supporting the photovoltaic module 1 faces, and the opposite direction is a reverse direction, wherein the forward direction is perpendicular to the extending direction of the guide rail 4, and a direction perpendicular to both the forward direction and the extending direction of the guide rail 4 is a transverse direction. The cross-sectional profile of the guide rail 4 perpendicular to the extending direction thereof is generally rectangular, wherein one set of opposite side surfaces is a front side surface and a back side surface, wherein the other set of opposite side surfaces is a lateral side surface, which may also be referred to as a left side surface and a right side surface, wherein the front side surface is the above-mentioned front bearing surface.

At least one lateral side of the guide rail 4 is provided with a connecting piece 5, wherein the connecting piece 5 is connected with the guide rail 4 in a sliding way along the extending direction of the guide rail 4, so that the connecting piece 5 can be moved to a corresponding position on the extending direction of the guide rail 4 as required for subsequent connection. The guide rail 4 and the connecting member 5 are slidably connected through the sliding groove 42 and the sliding protrusion 51, but may be slidably connected through a sliding hole and a matching sliding column.

Briquetting 3, briquetting 3 are detachable installs in connecting piece 5, and concrete demountable installation mode is like screw connection, bolted connection, joint etc.. The pressing block 3 is provided with a pressing part 32 opposite to the positive bearing surface, a gap is formed between the pressing part 32 and the positive bearing surface to form a clamping opening for clamping and fixing the photovoltaic assembly 1, so that one side of the frame of the photovoltaic assembly 1 is abutted against the positive bearing surface, and when the pressing part is supported by the positive bearing surface, the pressing part 32 is abutted against the other side of the frame of the photovoltaic assembly 1 to tightly press and fix the photovoltaic assembly 1.

In order to facilitate the connection between the pressing block 3 and the connecting member 5, it is preferable that the pressing block 3 is formed with the mounting portion 31, the corresponding connecting member 5 includes a connecting vertical plate 52 and a connecting horizontal plate 53, the connecting vertical plate 52 is slidably connected to the guide rail 4, and the connecting horizontal plate 53 is detachably connected to the mounting portion 31. The connecting vertical plate 52 and the connecting horizontal plate 53 can be connected in an integrally formed manner, welded, bolted, or the like. The connecting vertical plate 52 and the connecting horizontal plate 53 can form an L-shaped structure, and are integrally connected with each other, or form a T-shape or other shapes, and can be correspondingly disposed as required. Wherein the connecting vertical plate 52 is slidably connected with the guide rail 4, so as to realize the sliding connection between the connecting piece 5 and the guide rail 4, and the specific sliding connection form can be as described above. Wherein the connecting transverse plate 53 is detachably connected to the mounting portion 31, thereby realizing the detachable connection between the connecting member 5 and the pressing block 3, and the specific detachable connection mode is as described above. During assembly, the vertical connecting plate 52 is slidably connected to the guide rail 4, so that the mounting portion 31 is connected to the horizontal connecting plate 53 after the vertical connecting plate 52 is moved to the corresponding position.

For the convenience of connection, a connecting bolt 2 is preferably further included here, wherein the connecting transverse plate 53 and the mounting portion 31 are fixed by the connecting bolt 2 in a screwed manner. Specifically, the axis of the connecting bolt 2 may extend in the forward direction, but may extend in other directions to perform the connection. Specifically, the connecting transverse plate 53 can be provided with a connecting through hole 54 which is through in the forward direction, the mounting portion 31 is provided with a through hole which is correspondingly arranged with the connecting through hole 54, and the connecting bolt 2 sequentially penetrates through the connecting through hole 54 and the through hole so as to detachably and fixedly connect the mounting portion 31 and the connecting transverse plate 53. Note that, the connection through hole 54 is provided to penetrate in the forward direction, which means that the hole depth direction of the connection through hole 54 is the forward direction, and both ends penetrate. That is, when the mounting portion 31 is coupled to the connecting cross plate 53, the stud of the connecting bolt 2 passes through the connecting through hole 54 from the back side of the connecting cross plate 53, then passes out from the front side of the connecting cross plate 53, and is fastened by the nut.

Further, for the convenience of installation, it is preferable that the lateral connecting plate 53 has a positive-protruding limiting protrusion 55 along a lateral side away from the vertical connecting plate 52 to laterally abut against the installation portion 31, so as to not only limit the lateral side, but also effectively prevent the lateral extension of the edge portion of the installation portion 31. Of course, the above-mentioned limit projection 55 may not be provided.

In further consideration, in some application scenarios, the guide rail 4 is required to be vertically installed on the guide rail 4, and in the same way as the horizontal installation, the frame of the vertically installed photovoltaic module 1 is still supported by the forward bearing surface, and in contrast to the horizontal installation, the extending direction of the corresponding frame of the vertically installed photovoltaic module 1 is perpendicular to the extending direction of the guide rail 4. In order to facilitate the longitudinal installation of the guide rail 4, it is preferable that the front bearing surface has an installation groove 41 extending along the extending direction of the guide rail 4, and the installation groove 41 can be installed in cooperation with the pressing block 3, specifically, in cooperation with the installation part 31, so as to achieve the longitudinal installation through the installation groove 41. If the installation part 31 is clamped with the connecting piece 5, the installation groove 41 is a clamping groove which is clamped and matched with the corresponding clamping part of the installation part 31. So that the pressing block 3 can be arranged on the connecting piece 5 to realize horizontal installation; or the pressing part 32 can be arranged on the guide rail 4 to realize longitudinal installation, and when the longitudinal installation is realized, the pressing part is still arranged opposite to the positive bearing surface to form a gap so as to form a clamping opening. Wherein the mounting portion 31 and the connecting member 5 may be disposed on the same side of the guide rail 4 in the lateral direction.

Specifically, the pressing block 3 may be screwed into the mounting groove 41 by the connecting bolt 2, and the connecting bolt 2 may be a bolt of the same size as the connecting bolt 2 between the mounting portion 31 and the connecting cross plate 53. Correspondingly, the mounting groove 41 is preferably a first T-shaped groove adapted to the connecting bolt 2. When the photovoltaic module 1 is longitudinally installed, the screw head of the connecting bolt 2 slides into the first T-shaped groove until the connecting bolt slides to the installation position, then the pressing block 3 is selected, so that the connecting bolt 2 penetrates through the through hole in the pressing block 3, then the pressing block 3 is directly fixed on the guide rail 4 through locking by the aid of the nut, and the pressing portion 32 of the pressing block 3 compresses the photovoltaic module 1 longitudinally installed on the guide rail 4.

As mentioned above, the guide rail 4 is slidably connected to the connecting member 5, one of the guide rail 4 is generally provided with the sliding protrusion 51, the other is provided with the sliding slot 42, and the sliding protrusion 51 is not beneficial to the formation of the guide rail 4 if the sliding protrusion 51 is provided on the guide rail 4, especially when the guide rail 4 is only used for longitudinal installation, the sliding protrusion 51 will interfere with the longitudinal installation. For this purpose, it is preferred that the guide rail 4 is provided with a sliding slot 42 at a lateral side thereof, the connecting member 5 is provided with a sliding projection 51 which is engaged with the sliding slot 42, and a notch of the sliding slot 42 is narrowed to prevent the sliding projection 51 from being separated from the sliding slot 42 in a notch direction. By providing the slide groove 42 on the guide rail 4, the internal structure of the guide rail 4 is made more complicated, and the internal strength of the guide rail 4 can be improved. The sliding projection 51 is disposed on the connecting piece 5, that is, the sliding projection 51 is integrally connected to one side of the connecting vertical plate 52 close to the guide rail 4, but may be connected by welding or the like.

As mentioned above, the notch of the sliding groove 42 needs to be set to be a reduced notch, and the sliding groove 42 may be a T-shaped groove. For convenience, it is preferable that the sliding groove 42 is L-shaped, that is, the sliding groove 42 includes a transverse groove cavity extending transversely at the groove opening and a vertical groove cavity extending forward or backward at the inner end of the transverse groove cavity, wherein the transverse groove cavity and the vertical groove cavity form an L-shaped structure. Correspondingly, wherein slide protrusion 51 corresponds and is the L type, and the specific shape and size of its cross section all can be with the same setting of the cross sectional shape size of spout, and is specific, and slide protrusion 51's horizontal limit is connected with the horizontal vallecular cavity cooperation of spout 42, and wherein slide protrusion 51's vertical limit is connected with the vertical vallecular cavity cooperation of spout 42. The vertical part of the sliding groove 42, i.e. the vertical groove cavity, is arranged in parallel with the connecting vertical plate 52. The vertical connecting plate 52 is connected with the horizontal connecting plate 53 to form an L-shaped structure.

After the installation groove 41 is arranged, the forward plate surface of the connecting transverse plate 53 and the forward bearing surface are located on the same plane, so that the pressing block 3 can be installed uniformly.

As described above, in order to make the guide rail 4 more applicable, it is preferable that one of both lateral sides of the guide rail 4 is provided with the slide groove 42, and the other lateral side is provided with the second T-shaped groove 43.

Wherein the guide rail 4 is generally a profile, subject to the possibility of arranging the above-described structure. A specific structure of the guide rail 4, but not limited thereto, may include a front end plate 46, a first intermediate transverse plate 44, a second intermediate transverse plate 45 and a back end plate 47, which are arranged in parallel in the back direction, wherein the front end plate 46 is provided with a mounting groove notch, the front surface of the first intermediate transverse plate 44 forms the bottom of the mounting groove 41, that is, a cavity between the first intermediate transverse plate 44 and the front end plate 46, and the front end plate 46 is provided with a groove, which are combined to form a T-shaped mounting groove 41.

The first intermediate cross plate 44 and the second intermediate cross plate 45 have the slide slots 42 therebetween. Specifically, an L-shaped plate may be provided, the end of the vertical portion of the L-shaped plate is connected to the back side of the first middle transverse plate 44, the end of the horizontal portion is connected to the inner side of the side plate having one side of the sliding groove 42 with the guide rail 4, and the side plate is provided with a groove to serve as the horizontal groove cavity of the sliding groove 42, the vertical portion of the L-shaped plate is arranged in parallel with the side plate, and the cavity therebetween constitutes the vertical groove cavity of the sliding groove 42.

Wherein the second T-shaped slot 43 is formed between the second intermediate transverse plate 45 and the rearward facing end plate 47. A vertical plate is provided between the second intermediate transverse plate 45 and the back end plate 47 to be connected to the middle of the second transverse plate 45 and the middle of the back end plate 47, respectively, and a groove is formed in the other side plate of the guide rail 4 to serve as a mouth groove portion of the second T-shaped groove 43.

For the pressing block 3, the mounting portion 31 may include a mounting transverse plate and a mounting vertical plate, which are connected to each other, wherein the mounting vertical plate is connected between the mounting transverse plate and the pressing portion 32, and the mounting transverse plate is connected to the connecting member 5, that is, fixedly connected to the connecting bolt 2. Specifically, a supporting protrusion protruding back to the outside may be provided on one side edge of the mounting transverse plate away from the mounting vertical plate, and the supporting protrusion abuts against the limiting protrusion 55 and is located inside the limiting protrusion 55.

Correspondingly, the connecting piece 5 can also be an integrally formed section, that is, the sliding protrusion 51, the connecting vertical plate 52, the connecting horizontal plate 53 and the limiting protrusion 55 are integrally formed and connected. Wherein the guide rails are typically profiles.

Based on the guide rail installation assembly provided in the above embodiment, the utility model further provides a photovoltaic device, which includes any one of the guide rail installation assemblies in the above embodiments, and further includes a photovoltaic assembly 1, wherein a frame of the photovoltaic assembly 1 is overlapped on a forward bearing surface of a guide rail 4 of the guide rail installation assembly, and a pressing portion 32 of the guide rail installation assembly is pressed on the frame of the photovoltaic assembly 1. Because the photovoltaic device adopts the guide rail mounting assembly in the above embodiment, please refer to the above embodiment for the beneficial effects of the photovoltaic device.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A guide rail mounting assembly, comprising:

the guide rail (4), the positive side of the said guide rail (4) is the positive bearing surface;

the connecting piece (5) is arranged at least on one transverse side of the guide rail (4), and the connecting piece (5) is connected with the guide rail (4) in a sliding mode along the extending direction of the guide rail (4);

the pressing block (3) is detachably arranged on the connecting piece (5), a pressing part (32) opposite to the forward bearing surface is formed, and a gap is formed between the pressing part (32) and the forward bearing surface.

2. Guide rail mounting assembly according to claim 1, characterized in that the pressure piece (3) is formed with a mounting portion (31); the connecting piece (5) comprises a connecting vertical plate (52) and a connecting transverse plate (53) which are connected with each other, the connecting vertical plate (52) is slidably connected with the guide rail (4), and the connecting transverse plate (53) is detachably connected with the mounting part (31).

3. The guide rail mounting assembly of claim 2, wherein the connecting cross plate (53) is fixed with the mounting part (31) through a connecting bolt (2) in a threaded manner; wherein, connect diaphragm (53) and seted up the connection perforation (54) that the forward link up, installation department (31) seted up with connect the through hole that perforation (54) corresponded the setting, connecting bolt (2) pass in proper order connect perforation (54) and the through hole.

4. The guide rail mounting assembly of claim 3, wherein a side edge of the connecting transverse plate (53) transversely far away from the connecting vertical plate (52) is provided with a limiting projection (55) which projects in the forward direction, and the limiting projection (55) can be abutted with the mounting part (31); and/or the vertical connecting plate (52) and the transverse connecting plate (53) are connected to form an L-shaped structure, and the forward plate surface of the transverse connecting plate (53) and the forward bearing surface are positioned on the same plane.

5. Guide rail mounting assembly according to claim 1, characterized in that the front bearing surface has a mounting groove (41) extending in the extension direction of the guide rail (4), which mounting groove (41) can be mounted in cooperation with the pressure piece (3).

6. The guide rail mounting assembly of claim 5, wherein the pressing block (3) can be fixed in the mounting groove (41) by a connecting bolt (2) in a threaded manner, and the mounting groove (41) is a first T-shaped groove matched with the connecting bolt (2).

7. Guide rail mounting assembly according to any of claims 2-6, characterized in that the guide rail (4) is provided with a slide groove (42) at its lateral side and that the connecting element (5) is provided with a slide projection (51) cooperating with the slide groove (42).

8. Guide rail mounting assembly according to claim 7, characterized in that the slide groove (42) is L-shaped and the slide projection (51) is correspondingly L-shaped.

9. Guide rail mounting assembly according to claim 8, characterized in that the guide rail (4) is provided with the slide groove (42) on one of its lateral sides and a second T-shaped groove (43) on the other; the guide rail (4) comprises a positive end plate (46), a first middle transverse plate (44), a second middle transverse plate (45) and a back end plate (47) which are sequentially arranged in parallel along the back direction, a mounting groove (41) notch is formed in the positive end plate (46), and the first middle transverse plate (44) forms the bottom of the mounting groove (41); the sliding groove (42) is formed between the first middle transverse plate (44) and the second middle transverse plate (45), and the second T-shaped groove (43) is formed between the second middle transverse plate (45) and the back end plate (47); the mounting part (31) comprises a mounting transverse plate and a mounting vertical plate which are connected with each other, the mounting vertical plate is connected between the mounting transverse plate and the pressing part (32), and the mounting transverse plate is connected with the connecting piece (5).

10. A photovoltaic device comprising the rail mount assembly of any one of claims 1-9.