CN220527925U - Anchor and flexible photovoltaic bracket - Google Patents

Abstract

The embodiment of the application provides an ground tackle, sets up in photovoltaic support body for anchor steel strand wires includes: the support plate is used for being connected with the photovoltaic support body, and is provided with a containing through hole for the steel strand to penetrate through the support plate; the sealing ring is arranged between the accommodating through hole and the steel strand and is used for plugging a gap between the accommodating through hole and the steel strand; the anchor ring assembly is abutted to one side, close to the photovoltaic bracket body, of the supporting plate and used for clamping an anchoring section of the steel strand; the protection casing is connected to one side of the support plate, which is close to the photovoltaic bracket body, and is used for accommodating the anchor ring component and the anchoring section of the steel strand. Therefore, due to the arrangement of the sealing ring and the protective cover, the anchor ring assembly and the anchor section of the steel strand are completely in the closed space, so that rainwater is prevented from entering from two sides of the anchor to corrode the anchor section of the anchor and the steel strand, and the service life of the flexible photovoltaic bracket is prolonged.

Description

Anchor and flexible photovoltaic bracket

Technical Field

The application belongs to photovoltaic support erection equipment technical field, concretely relates to ground tackle and flexible photovoltaic support.

Background

In order to install the photovoltaic module in places with poor terrain conditions and good light resources (such as mountainous regions, beaches and fish ponds), flexible photovoltaic brackets are mostly adopted for installation. The flexible photovoltaic support generally comprises a support body and steel strands, wherein the two ends of the steel strands are fixed on the support body, and then the photovoltaic module is installed above the steel strands to complete the installation. In order to ensure that the steel stranded wires have enough rigidity to bear the photovoltaic module, an anchor is generally adopted to fix the steel stranded wires on the support body, so that the steel stranded wires are tensioned to have and keep certain rigidity to bear the load transmitted by the photovoltaic module.

In the prior art, two ends of a steel strand penetrate through two anchors respectively, and are clamped through anchor ring assemblies of the anchors to achieve anchoring of the two ends of the steel strand, so that tensioning of the steel strand is achieved, and the steel strand has certain rigidity to bear a photovoltaic assembly. However, as the steel stranded wires penetrate through the anchor and leave a margin at the outer side of the anchor, rainwater is easy to enter from two sides of the anchor, so that the anchor and the anchoring section of the steel stranded wires are corroded, and the service life of the flexible photovoltaic bracket is greatly shortened.

Disclosure of Invention

The application aims at providing an anchor and a flexible photovoltaic support to solve the problem that rainwater that exists among the prior art gets into from the anchor both sides and causes the corruption of anchor and the anchor section of steel strand wires, greatly reduces the life of flexible photovoltaic support.

In order to solve the technical problems, the application is realized as follows:

in a first aspect, the application discloses an anchor, the anchor sets up in photovoltaic support body for anchor steel strand wires, the anchor includes:

the support plate is used for being connected with the photovoltaic bracket body, and is provided with a containing through hole for the steel strand to penetrate through the support plate;

the sealing ring is arranged between the accommodating through hole and the steel strand and is used for sealing a gap between the accommodating through hole and the steel strand;

the anchor ring assembly is abutted to one side, close to the photovoltaic bracket body, of the supporting plate and used for clamping an anchoring section of the steel strand;

the protection cover is connected to one side, close to the photovoltaic support body, of the support plate and is used for accommodating the anchor ring assembly and the anchoring section of the steel strand.

Optionally, the support plate further includes a fastening assembly, the support plate is connected to the photovoltaic bracket body through the fastening assembly, the fastening assembly includes:

the assembly holes are formed in the support plate, at least two assembly holes are formed in the assembly holes, and the assembly holes are uniformly distributed around the accommodating through holes;

the screw rod penetrates through the assembly hole, and the head of the screw rod is abutted to the photovoltaic bracket body;

the double nuts are used for being matched and fastened with the screw rods, and the double nuts are abutted to one side, away from the photovoltaic support body, of the support plate.

Optionally, two assembly holes are provided, and the center line of the assembly holes passes through the axle center of the accommodating through hole.

Optionally, a spherical combined washer is arranged between the head of the screw and the photovoltaic bracket body, and the spherical combined washer comprises a spherical washer and a D-shaped conical washer which are sequentially far away from the head of the screw; and a gasket assembly is arranged between the double nut and the supporting plate and comprises a flat gasket and an elastic gasket which are sequentially far away from the supporting plate.

Optionally, the anchor ring assembly comprises a clamping piece, an anchor ring and an anchor ring gland which are sequentially arranged from inside to outside;

the outer part of the clamping piece is conical, and a wire hole is formed in the clamping piece, and the diameter of the wire hole is smaller than that of the steel strand and is used for occluding an anchoring section of the steel strand;

the anchor ring is provided with a conical through hole along the axial direction, the inner surface of the conical through hole is matched with the outer surface of the clamping piece, one smaller end of the anchor ring, which is open at the conical through hole, is abutted to the supporting plate, and the other end of the anchor ring is connected with the anchor ring gland in a detachable mode and is used for limiting the axial movement of the clamping piece;

the anchor ring gland is axially provided with a through hole for penetration of the steel strand.

Optionally, the clamping piece is the semicircle cone of mutually supporting, the semicircle cone all is provided with the metallic channel along the axial, the metallic channel encloses into the wire guide, the clamping piece is being close to anchor ring gland one end is provided with the recess along circumference, the recess cooperation is provided with the spring double circle.

Optionally, an external thread is provided on the outer surface of the anchor ring, an internal thread is provided on the inner surface of the anchor ring gland, and the anchor ring gland are connected in a threaded fit.

Optionally, the protective cover comprises a first connecting pipe, a second connecting pipe and an end cover which are sequentially far away from the supporting plate,

the first connecting pipe is fixedly connected to the supporting plate;

the second connecting pipe is sleeved on the anchor ring assembly and the anchor section of the steel strand, and two ends of the second connecting pipe are connected with the first connecting pipe and the end cover in a detachable mode respectively.

Optionally, two ends of the second connecting pipe are respectively in threaded connection with the first connecting pipe and the end cover.

In a second aspect, the present application also discloses a flexible photovoltaic bracket comprising an anchor as described in any of the above embodiments.

In an embodiment of the present application, since the anchor comprises: the support plate is used for being connected with the photovoltaic bracket body, and is provided with a containing through hole for the steel strand to penetrate through the support plate; the sealing ring is arranged between the accommodating through hole and the steel strand and is used for sealing a gap between the accommodating through hole and the steel strand; the anchor ring assembly is abutted to one side, close to the photovoltaic bracket body, of the supporting plate and used for clamping an anchoring section of the steel strand; the protection cover is connected to one side, close to the photovoltaic support body, of the support plate and is used for accommodating the anchor ring assembly and the anchoring section of the steel strand. Like this, to the steel strand wires that run through the ground tackle setting, on the one hand, owing to set up the sealing washer, the shutoff steel strand wires have with hold the gap between the through-hole, avoided the rainwater to keep away from photovoltaic support body one side from the backup pad and get into the anchor section of anchor ring subassembly and steel strand wires, on the other hand, owing to set up the protection casing, the anchor section with anchor ring subassembly and steel strand wires is protected, avoided the rainwater to get into the anchor section of anchor ring subassembly and steel strand wires from backup pad near photovoltaic support body one side, the anchor section of anchor ring subassembly and steel strand wires of the ground tackle of this application is in enclosure space completely promptly, avoid the rainwater to get into the anchor section of corruption ground tackle and steel strand wires, further improved the life of photovoltaic support.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic illustration of an anchor according to an embodiment of the present application;

FIG. 2 is a second schematic diagram of an anchor according to an embodiment of the present disclosure;

FIG. 3 is a schematic illustration of a clip of an anchor according to one embodiment of the present disclosure;

FIG. 4 is a second schematic view of a clip of an anchor according to an embodiment of the present disclosure;

FIG. 5 is a schematic illustration of an anchor ring of an anchor according to an embodiment of the present application;

FIG. 6 is a second schematic view of an anchor ring of an anchor according to an embodiment of the present disclosure;

fig. 7 is a schematic structural diagram of an anchor ring gland of an anchor according to an embodiment of the present disclosure;

FIG. 8 is a second schematic view of an anchor ring gland of an anchor according to an embodiment of the present disclosure;

reference numerals: 1. a support plate; 11. a receiving through hole; 12. a fastening assembly; 121. a fitting hole; 122. a screw; 123. a double nut; 124. a spherical combined washer; 1241. a spherical washer; 1242.D conical washer; 125. a gasket assembly; 1251. a flat gasket; 1252. an elastic washer; 2. a seal ring; 3. an anchor ring assembly; 31. a clamping piece; 311. a wire guide; 3111. a wire groove; 312. a groove; 313. a spring double ring; 32. an anchor ring; 321. a tapered through hole; 322. an external thread; 33. an anchor ring gland; 331. a through hole; 332. an internal thread; 4. a protective cover; 41. a first connection pipe; 42. a second connection pipe; 43. an end cap.

Detailed Description

Reference will now be made in detail to embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.

The features of the terms "first", "second", and the like in the description and in the claims of this application may be used for descriptive or implicit inclusion of one or more such features. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The embodiment of the application provides an anchor, and the anchor of the application is described in detail below with reference to the accompanying drawings.

Referring to fig. 1 and 2, which show a schematic structural diagram of an anchor according to an embodiment of the present utility model, as shown in fig. 1 and 2, the present application provides an anchor, which is disposed on a photovoltaic bracket body and is used for anchoring a steel strand, and the anchor includes: the support plate 1 is used for being connected with the photovoltaic support body, and the support plate 1 is provided with a containing through hole 11 for the steel strand to penetrate through the support plate 1; the sealing ring 2 is arranged between the accommodating through hole 11 and the steel strand and is used for sealing a gap between the accommodating through hole 11 and the steel strand; the anchor ring assembly 3 is abutted against one side, close to the photovoltaic bracket body, of the supporting plate 1 and is used for clamping an anchoring section of the steel strand; the protection cover 4 is connected to one side, close to the photovoltaic support body, of the support plate 1, and is used for accommodating the anchor ring assembly 3 and the anchoring section of the steel strand.

In this embodiment of the present application, the anchorage device includes a support plate 1, configured to be connected to the photovoltaic support body, where the support plate is provided with a receiving through hole 11, and the steel strand is used to pass through the support plate 1; the sealing ring 2 is arranged between the accommodating through hole 11 and the steel strand and is used for sealing a gap between the accommodating through hole 11 and the steel strand; the anchor ring assembly 3 is abutted against one side, close to the photovoltaic bracket body, of the supporting plate 1 and used for clamping an anchoring section of the steel strand; the protection casing 4, protection casing 4 are connected in backup pad 1 near photovoltaic support body one side for the anchor section of holding anchor ring subassembly 3 and steel strand wires. Like this, to the steel strand wires that run through the ground tackle setting, on the one hand, owing to set up sealing washer 2, the shutoff steel strand wires have with hold the gap between the through-hole 11, avoided the rainwater to get into the anchor section of anchor ring subassembly 3 and steel strand wires from backup pad 1 to keep away from photovoltaic support body one side, on the other hand, owing to set up protection casing 4, protect anchor section with anchor ring subassembly 3 and steel strand wires, avoided the rainwater to get into anchor section of anchor ring subassembly 3 and steel strand wires from backup pad 1 to be close to photovoltaic support body one side, the anchor section of anchor ring subassembly 3 and steel strand wires of the ground tackle of this application is in the enclosure space completely, avoid the rainwater to get into the anchor section that corrodes ground tackle and steel strand wires, further improved the life of photovoltaic support.

It will be appreciated that in order to ensure the anchoring effect of the anchor on the steel strand, the cladding layer of the steel strand anchoring section needs to be stripped before the steel strand is anchored, so as to increase the biting force between the steel strand and the anchor, but in order to ensure the plugging effect between the sealing ring 2 and the steel strand, in the embodiment of the application, the steel strand contacted with the sealing ring 2 is not stripped.

In some alternative embodiments of the present application, the support plate 1 further comprises a fastening assembly 12, the support plate 1 is connected to the photovoltaic bracket body by the fastening assembly 12, and the fastening assembly 12 comprises: the assembly holes 121 are formed in the support plate 1, at least two assembly holes 121 are formed in the periphery of the accommodating through holes 11 and are uniformly arranged, so that the axial stress balance of the steel strand is ensured, and the service life of the steel strand is prolonged while the anchoring is achieved; the screw 122 is arranged in the assembly hole 121 in a penetrating manner, and the head of the screw 122 is abutted against the photovoltaic bracket body; the double nuts 123 are used for being matched and fastened with the screw rods 122, and the double nuts 123 are abutted against one side, away from the photovoltaic bracket body, of the supporting plate 1. It should be noted that, the screw 122 may be provided with a matched external thread on the whole rod body or only on the end near the support plate 1 according to the fastening requirement, and the application preferably provides a matched external thread on the end near the support plate 1 according to the fastening requirement.

In the embodiment of the application, two assembly holes 121 are provided, and the center connecting line of the assembly holes 121 passes through the axle center of the accommodating through hole 11, so that the axial stress balance of the steel strand is ensured, and the service life of the steel strand is prolonged while the anchoring is achieved.

In some alternative embodiments of the present application, a spherical combination washer 124 is disposed between the head of the screw 122 and the photovoltaic bracket body, and the spherical combination washer 124 includes a spherical washer 1241 and a D-shaped conical washer 1242 that are sequentially far from the head of the screw 122; a washer assembly 125 is disposed between the double nut 123 and the support plate 1, and the washer assembly 125 includes a flat washer 1251 and an elastic washer 1252 which are sequentially spaced apart from the support plate 1, wherein the flat washer. It can be appreciated that, in the spherical combined washer 124 adopted in the embodiment of the present application, on one hand, because the contact area between the spherical washer 1241 and the D-shaped conical washer 1242 is larger, the force transmitted from the screw 122 to the photovoltaic bracket body can be more uniform, on the other hand, the spherical washer 1241 and the D-shaped conical washer 1242 can adapt to the swinging angle of the anchor along with the steel strand in the working engineering, so that the abrasion of the head of the screw 122 to the photovoltaic bracket body is reduced; the gasket assembly 125 according to the embodiment of the present application, wherein the flat gasket 1251 can increase the stress area of the screw 122, and the elastic gasket 1252 can prevent loosening, and plays a role in buffering and protecting when being stressed. The materials of the spherical washer 1241, the D-shaped tapered washer 1242, the flat washer 1251, and the elastic washer 1252 may be carbon steel, stainless steel, plastic, rubber, or the like according to actual requirements such as strength and hardness, and are not limited herein.

In some alternative embodiments of the present application, as shown in fig. 2, the anchor ring assembly 3 includes a clip 31, an anchor ring 32, and an anchor ring gland 33 sequentially disposed from inside to outside; referring to fig. 3 and 4, a schematic structural diagram of a clip of an anchor according to an embodiment of the present utility model is shown, as shown in fig. 3 and 4, an outer portion of the clip 31 is tapered and is formed by mutually matched semi-cones, the semi-cones are provided with wire grooves 3111 along an axial direction, the wire grooves 3111 are surrounded to form wire holes 311, and the diameter of the wire holes 311 is smaller than that of the steel strands for engaging with an anchoring section of the steel strands; in addition, a groove 312 is formed in the end of the clip 31 near the anchor ring gland 33 along the circumferential direction, and the groove 312 is provided with a double spring ring 313 in a matching manner for elastic contact between the clip 31 and the anchor ring 32. Referring to fig. 5 and 6, there is shown a schematic structural diagram of an anchor ring of an anchor according to an embodiment of the present utility model, as shown in fig. 5 and 6, the anchor ring 32 is provided with a tapered through hole 321 along an axial direction, an inner surface of the tapered through hole 321 is matched with an outer surface of the clamping piece 31, a smaller end of the anchor ring 32, which is open at the tapered through hole 321, abuts against the supporting plate 1, and the other end of the anchor ring 32 is connected with the anchor ring gland 33 in a detachable manner, so as to limit the axial movement of the clamping piece 31. Referring to fig. 7 and 8, a schematic structural diagram of an anchor ring gland of an anchor according to an embodiment of the present utility model is shown, and as shown in fig. 7 and 8, the anchor ring gland 33 is axially provided with a through hole 331 for penetrating a steel strand. It should be noted that, in order to facilitate the disassembly and the fastening and the matching of the anchor ring 32 and the anchor ring gland 33, in this embodiment, the detachable connection manner between the anchor ring 32 and the anchor ring gland 33 may be a threaded connection, a clamping connection, or the like, which is not limited herein, the preferred threaded connection manner in this application, that is, the outer surface of the anchor ring 32 is provided with the external thread 322, the inner surface of the anchor ring gland 33 is provided with the internal thread 332, and the anchor ring 32 and the anchor ring gland 33 are connected through the threaded matching.

In some alternative embodiments of the present application, the protective cover 4 includes a first connection pipe 41, a second connection pipe 42 and an end cover 43 sequentially far from the support plate 1, and the first connection pipe 41 is fixedly connected to the support plate 1; the second connecting pipe 42 is sleeved on the anchor ring assembly 2 and the anchoring section of the steel strand, and two ends of the second connecting pipe 42 are respectively connected with the first connecting pipe 41 and the end cover 43 in a detachable mode. It should be noted that, the shape of the protective cover 4 is not limited in the present application, the cross sections of the first connecting pipe 41, the second connecting pipe 42 and the end cover 43 that form the protective cover 4 may be circular, oval, rectangular or polygonal, and the cross sections of the first connecting pipe 41, the second connecting pipe 42 and the end cover 43 in the embodiments of the present application are preferably circular, that is, the first connecting pipe 41, the second connecting pipe 42 and the end cover 43 may be inner wire short pipes, outer wire pipes and end caps that are easily available in the market; the detachable connection mode of the second connection pipe 42, the first connection pipe 41 and the end cover 43 is not limited, and may be a threaded connection, a clamping connection, a fastening connection, or the like, and the embodiment of the present application preferably uses a reliable threaded connection mode, that is, two ends of the second connection pipe 42 are respectively in threaded connection with the first connection pipe 41 and the end cover 43.

In addition, backup pad 1 that adopts in this application embodiment is flat structure, can only obtain through unloading and drilling, need not to adopt too much processing technology, moreover, sealing washer 2, fastening assembly 12, protection casing 4 that adopts in this application embodiment all can adopt the standard finished product that easily obtains on the market to further reduce the manufacturing cost of ground tackle.

An example of a process for steel strand anchoring using the anchor according to the embodiments of the present application is provided below:

1. stripping the cladding layer of the steel strand anchoring section;

1. sequentially penetrating the supporting plate 1, the sealing ring 2, the anchor ring 32, the clamping piece 31 and the spring double rings 313 through the anchoring section of the steel strand, wherein the sealing ring 2 is arranged on the steel strand section without peeling off the coating layer;

2. placing the spring double rings 313 in the grooves 312 of the clamping pieces 31, then sleeving the clamping pieces 31 on the anchor ring 32, jacking the clamping pieces 31 by using a special jacking device to form the engagement of the clamping pieces 31 on the steel strands, and further assembling the anchor ring gland 33 to realize the retention of the engagement state of the clamping pieces 31 on the steel strands;

3. the screw 122 sequentially passes through the spherical washer 1241 and the D-shaped conical washer 1242, then passes through the mounting hole of the photovoltaic bracket body, then the elastic washer 1252, the flat washer 1251 and the double nut 123 are sequentially assembled from the other end of the screw 122, further coiling and tensioning force is applied to the steel strand, and finally the double nut 123 is locked, so that the installation of an anchor and the anchoring of the steel strand are completed.

The application also provides a flexible photovoltaic support comprising the anchor in the above embodiment. The specific structure of the anchor device is described in detail in the foregoing embodiments, and will not be described herein.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. An anchorage device, the anchorage device sets up in photovoltaic support body for anchor steel strand wires, its characterized in that, the anchorage device includes:

the support plate is used for being connected with the photovoltaic bracket body, and is provided with a containing through hole for the steel strand to penetrate through the support plate;

the sealing ring is arranged between the accommodating through hole and the steel strand and is used for sealing a gap between the accommodating through hole and the steel strand;

the anchor ring assembly is abutted to one side, close to the photovoltaic bracket body, of the supporting plate and used for clamping an anchoring section of the steel strand;

the protection cover is connected to one side, close to the photovoltaic support body, of the support plate and is used for accommodating the anchor ring assembly and the anchoring section of the steel strand.

2. The anchor of claim 1, wherein the support plate further comprises a fastening assembly by which the support plate is connected to the photovoltaic bracket body, the fastening assembly comprising:

the assembly holes are formed in the support plate, at least two assembly holes are formed in the assembly holes, and the assembly holes are uniformly distributed around the accommodating through holes;

the screw rod penetrates through the assembly hole, and the head of the screw rod is abutted to the photovoltaic bracket body;

the double nuts are used for being matched and fastened with the screw rods, and the double nuts are abutted to one side, away from the photovoltaic support body, of the support plate.

3. An anchorage device as claimed in claim 2, wherein there are two mounting holes, the centre line of the mounting holes passing through the centre of the receiving through hole.

4. An anchorage device as claimed in claim 2 or claim 3, wherein a spherical combination washer is provided between the head of the screw and the photovoltaic bracket body, the spherical combination washer comprising a spherical washer and a D-shaped conical washer which are in turn remote from the head of the screw; and a gasket assembly is arranged between the double nut and the supporting plate and comprises a flat gasket and an elastic gasket which are sequentially far away from the supporting plate.

5. The anchor of claim 1, wherein the anchor ring assembly comprises a clip, an anchor ring and an anchor ring gland sequentially disposed from the inside to the outside;

the outer part of the clamping piece is conical, and a wire hole is formed in the clamping piece, and the diameter of the wire hole is smaller than that of the steel strand and is used for occluding an anchoring section of the steel strand;

the anchor ring is provided with a conical through hole along the axial direction, the inner surface of the conical through hole is matched with the outer surface of the clamping piece, one smaller end of the anchor ring, which is open at the conical through hole, is abutted to the supporting plate, and the other end of the anchor ring is connected with the anchor ring gland in a detachable mode and is used for limiting the axial movement of the clamping piece;

the anchor ring gland is axially provided with a through hole for penetration of the steel strand.

6. The anchor device according to claim 5, wherein the clamping pieces are mutually matched semi-conical bodies, wire grooves are formed in the semi-conical bodies along the axial direction, the wire grooves are surrounded to form the wire guide holes, grooves are formed in the clamping pieces at one end, close to the anchor ring gland, along the circumferential direction, and spring double rings are matched in the grooves.

7. An anchorage device as claimed in claim 5 or claim 6, wherein the outer surface of the anchor ring is provided with external screw threads, the inner surface of the anchor ring gland is provided with internal screw threads, and the anchor ring gland are connected by screw thread engagement.

8. An anchorage device as claimed in claim 1, wherein the shield comprises a first connector tube, a second connector tube and an end cap which are located sequentially remote from the support plate,

the first connecting pipe is fixedly connected to the supporting plate;

the second connecting pipe is sleeved on the anchor ring assembly and the anchor section of the steel strand, and two ends of the second connecting pipe are connected with the first connecting pipe and the end cover in a detachable mode respectively.

9. An anchorage device as claimed in claim 8, wherein the second connector is threaded at each end thereof with the first connector and the end cap.

10. A flexible photovoltaic bracket comprising the anchor of any of claims 1-9.