CN219372373U

CN219372373U - Grounding locking piece

Info

Publication number: CN219372373U
Application number: CN202320675149.4U
Authority: CN
Inventors: 吕清爽; 林进伟; 徐衍雄
Original assignee: Xiamen Huapu Technology Co ltd
Current assignee: Xiamen Huapu Technology Co ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-07-18
Anticipated expiration: 2033-03-30

Abstract

The utility model discloses a grounding locking piece, and relates to the technical field of photovoltaic panel locking accessories. The grounding locking piece comprises a locking base plate which is perpendicular to a horizontal plane and is used for being attached to the side face of a rail, and the locking base plate is provided with a rail locking part and a cable locking part; the device can be purchased in batches in the installation process, so that the installation cost is reduced, the selection and installation time is reduced, and the installation efficiency is increased; in addition, the grounding locking piece can fix two cables at one time, so that the connection efficiency is improved while the connection firmness is ensured.

Description

Grounding locking piece

Technical Field

The utility model relates to the technical field of photovoltaic panel locking accessories, in particular to a grounding locking piece.

Background

The photovoltaic bracket is a special bracket designed for placing, installing and fixing a solar panel in a solar photovoltaic power generation system, and is generally made of aluminum alloy, carbon steel and stainless steel.

For example, the Chinese patent with the patent number of CN114785254A discloses an angle-adjustable solar photovoltaic panel support frame which comprises an electric push rod, a front support and a self-locking slide rail, and is an angle adjusting device mainly used for outdoor floor type or roof type solar photovoltaic panels in northern China, especially in northeast China.

The photovoltaic bracket is designed for a photovoltaic panel assembly arranged on a roof.

For a typical roof photovoltaic module, it is mounted to the roof by rails. A photovoltaic roof rail connector as disclosed in chinese patent publication No. CN218374802U, for example, comprising: screw pole, hollow L template, bolt cap, side casting die, well casting die, bolt pole, track bar groove, facing, paster just regard roof track as the installation main part, fix photovoltaic module.

Because the photovoltaic module needs to perform power transmission work, more cables exist in the photovoltaic module, such as a grounding wire and the like; the cables need to be accommodated and fixed during installation, otherwise, messy cables are easy to interfere and tie, and the use and the later maintenance are affected. The cable needs to be positioned on the track to accommodate the fixed cable, and a locking member is needed.

The locking parts on the market at present can only be matched with the corresponding rails, the types and the shapes of the rails are more, and the corresponding locking parts are required to be replaced when different rails are applied, so that the selection and the installation efficiency in the installation process are reduced, and the production and the installation cost are increased intangibly.

Disclosure of Invention

The present utility model is directed to the above-mentioned technical problems, and overcomes the drawbacks of the prior art by providing a grounding locking member.

In order to solve the above technical problems, the present utility model provides a grounding lock.

The technical effects are as follows: the multipurpose grounding locking piece can be matched with different types of mounting rails, and after being locked on different rails, the cable is connected and fixed, so that the applicability of the locking piece is improved, the design of a die can be reduced during production, and the production cost is reduced; the device can be purchased in batches in the installation process, so that the installation cost is reduced, the selection and installation time is reduced, and the installation efficiency is increased; in addition, the grounding locking piece can fix two cables at one time, so that the connection efficiency is improved while the connection firmness is ensured.

The technical scheme of the utility model is as follows: the grounding locking piece comprises a locking base plate perpendicular to a horizontal plane and used for being attached to the side face of a rail, wherein the locking base plate is provided with

The track locking part is integrally formed at one end of the locking base plate far away from the ground and is used for hanging and locking the top end of one side vertical surface of the track;

the cable locking part is integrally formed at one end, close to the ground, of the locking base plate and is used for embedding and clamping the locking cable;

the track locking part is of a three-sided surrounding structure, one side of the track locking part facing the track is provided with a containing groove for being buckled at the top of the track, the center of the top surface of the containing groove is provided with a positioning groove, and the top end of the corresponding side elevation of the track is embedded in the positioning groove;

horizontal bolt holes are formed in the locking base plate in a horizontal mode, fastening bolts are connected in the horizontal bolt holes, locking protruding blocks are formed in the track locking portions, protruding towards the accommodating grooves, corresponding to the horizontal bolt holes, and the locking protruding blocks are used for being matched with the fastening bolts to clamp and lock the track.

Further, the top surface of the track locking part is in an arc shape, the contact part of the locking convex block and the track is in a round angle shape, and the center line of the horizontal bolt hole is positioned between the positioning groove and the locking convex block.

The cable locking part comprises a locking bottom plate formed at the tail end of the locking base plate, a fastening plate is formed at the tail end of the locking bottom plate, the fastening plate is obliquely arranged towards one side of the locking base plate, a fixing lug is formed on the locking base plate in a protruding mode, and the fixing lug, the fastening plate and the locking bottom plate form a cable locking groove for fixing a cable.

According to the grounding locking piece, the inclined bolt holes are formed in the fastening plate, the cable bolts are connected in the inclined bolt holes and incline relative to the horizontal plane, and the tail ends of the cable bolts are abutted against the cables and are used for being matched with the cable locking grooves to fasten the cables.

In the above-mentioned grounding locking member, the inner side surface of the cable locking groove corresponding to the cable bolt is arc-shaped protruding outwards, and the whole body forms a tooth-shaped structure through a plurality of tooth grooves.

In the above-mentioned grounding locking member, an opening is formed between the end of the fastening plate and the fixing bump, and the opening is closed after the fastening plate is fastened with the cable and the cable bolt is fastened.

In the above-mentioned grounding locking member, the inclination angle between the fastening plate and the locking base plate is 10-40 °.

In the above-mentioned grounding locking member, the inclination angle between the locking substrates is 25 °.

The beneficial effects of the utility model are as follows:

(1) According to the utility model, before the connecting cable is fastened, the grounding locking piece is firstly hung on the track, the track locking part is hung on the track, after the track is limited by the positioning groove, the fixing lug is abutted against the inner side surface of the track, and then the other side surface is abutted against the outer side surface of the track by the fastening bolt, so that the locking connection between the grounding locking piece and the track is realized; after the track is locked, the cable is sleeved into the cable locking part from the opening, two cables can be fixedly connected at the same time, after the cable is sleeved, the cable is clamped into the cable locking groove, and then the cable is fastened by screwing the obliquely arranged cable bolt, so that the relative locking of the cable and the track is completed;

(2) In the utility model, when the locking piece is connected with the track, the positioning groove plays a role in determining the installation position of the track on one hand, and on the other hand, the positioning groove is matched with the locking convex block to bear the pressure when the fastening bolt is pushed and fastened, and the central line of the fastening bolt is positioned between the positioning groove and the locking convex block, so that the pressure can be dispersed on the positioning groove and the locking convex block during locking, the bearing surface is increased, the track is prevented from being damaged, and meanwhile, the locking stability is improved in a multipoint connection mode;

(3) According to the utility model, the inner side surface of the tooth-shaped structure arranged in the cable locking groove is matched with the outwards protruding arc shape of the tooth-shaped structure, so that the tooth-shaped structure can be mutually attached to the shape of the cable, after the cable is pressed by the bolt, the plurality of tooth grooves can provide multidirectional pressure for the cable, the locking firmness of the cable in the tooth-shaped structure is ensured, and the cable is prevented from slipping or winding;

(4) According to the utility model, the fastening plate and the locking base plate are inclined relatively, so that the cable bolt is obliquely arranged, the cable bolt can provide oblique force for the cable, and can provide larger pressure for the cable by matching with the cambered surface and the tooth groove after being decomposed into vertical force and horizontal force, so that the fastening firmness of the cable in the cable is further improved, wherein when the inclination angle is 25 degrees, the compression effect is optimal, and the damage to the surface layer of the cable can be avoided;

(5) The utility model provides the multipurpose grounding locking piece which can be matched with different types of mounting rails, and can realize the connection and fixation of cables after being locked on different rails, thereby increasing the applicability of the locking piece, reducing the design of a die and lowering the production cost during production; the device can be purchased in batches in the installation process, so that the installation cost is reduced, the selection and installation time is reduced, and the installation efficiency is increased; in addition, the grounding locking piece can fix two cables at one time, so that the connection efficiency is improved while the connection firmness is ensured.

Drawings

FIG. 1 is a mounting structure diagram of an embodiment 1 and a rail;

FIG. 2 is a front view of embodiment 1 and a track mount;

fig. 3 is an overall structural view of embodiment 1;

fig. 4 is a track type diagram applicable to embodiment 1.

Wherein: 1. locking the substrate; 11. a horizontal bolt hole; 12. a fastening bolt; 2. a rail locking part; 21. a receiving groove; 22. a positioning groove; 23. locking the protruding blocks; 3. a cable locking part; 31. locking the bottom plate; 32. a fastening plate; 33. a fixing bump; 34. a cable locking groove; 35. oblique bolt holes; 36. a cable bolt; 37. tooth slots; 38. an opening.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the following detailed description is given with reference to the accompanying drawings and the detailed description. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit or scope of the utility model, which is therefore not limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "mounted" to another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

The grounding locking member provided in this embodiment has a structure as shown in fig. 1 to 3, and is generally "S" shaped, and includes a locking substrate 1 at the most middle position. The locking base plate 1 is arranged perpendicular to the horizontal plane, and the top of the locking base plate 1 is provided with a track locking part 2 which is used for being connected to a track in a matching way; the bottom of the locking base plate 1 is provided with a cable locking part 3 for locking the connecting cable. The cable locking part 3, the locking base plate 1 and the rail locking part 2 are integrally formed.

The rail locking part 2 at the top extends rightward to form a three-sided surrounding structure, and forms a receiving groove 21, and the bottom of the receiving groove 21 is open. The top surface of whole track locking portion 2 is arc structure, can avoid direct oppression top's photovoltaic board when so installing, prevents fish tail photovoltaic board and installer.

A horizontal bolt hole 11 is provided in the upper portion of the locking base plate 1, in which a fastening bolt 12 is threaded, the fastening bolt 12 being parallel to the horizontal plane. A positioning groove 22 is formed in the inner top surface of the accommodating groove 21, a locking lug 23 protruding inwards is arranged on the right side of the track locking part 2, and the locking lug 23 can prop against the inner wall of the track during installation, so that the tail end of the locking lug 23 is rounded.

The bottom of the locking base plate 1 is provided with a cable locking part 3, the whole locking base plate 31 is horizontally arranged, the locking base plate 31 extends leftwards and outwards, the tail end of the locking base plate 31 is provided with a fastening plate 32, the fastening plate 32 is bent upwards, and the whole locking base plate 1 is obliquely arranged towards one side. A fixing protrusion 33 is protruded at a position of the locking base plate 1 corresponding to the end of the fastening plate 32, an opening 38 is formed between the fixing protrusion 33 and the fastening plate 32, and an operator can insert a cable from the opening 38. The cable bolt 36 is locked to close the opening 38.

The fixing bump 33, the fastening plate 32 and the locking bottom plate 31 form a cable locking groove 34 for fixing the cable, the inner side surface of the cable locking groove 34 corresponding to the cable bolt 36 is arc-shaped protruding outwards, and the whole structure is tooth-shaped through a plurality of tooth grooves 37. The fastening plate 32 is provided with an inclined bolt hole 35, a cable bolt 36 is connected in the inclined bolt hole 35, the cable bolt 36 is inclined relative to the horizontal plane, the tail end of the cable bolt 36 is abutted against the cable, and the cable can be fastened by matching with the cable locking groove 34.

Through the structure, the grounding locking piece can be matched with different types of rails for use, and specific types can refer to the rails shown in fig. 4. It should be noted that the track shown in fig. 4 is only an example and does not mean that the utility model can be used only for these types of tracks.

The specific implementation process comprises the following steps:

before the connecting cable is fastened, the grounding locking piece is hung on the rail, the rail locking part 2 is hung on the rail, after being limited by the positioning groove 22, the fixing lug 33 is abutted against the inner side surface of the rail, and then the other side surface is abutted against the outer side surface of the rail by the fastening bolt 12, so that the locking connection between the grounding locking piece and the rail is realized; after the track is locked, the cable is sleeved into the cable locking part 3 from the opening 38, two cables can be fixedly connected at the same time, after the cable is sleeved, the cable is clamped into the cable locking groove 34, and the cable is fastened by screwing the obliquely arranged cable bolt 36, so that the relative locking of the cable and the track is completed.

In addition, the fastening plate 32 and the locking base plate 1 are inclined relatively, so that the cable bolt 36 is inclined, the cable bolt 36 can provide inclined force for the cable, and after being decomposed into vertical and horizontal forces, the cable can be provided with larger pressure by matching with the cambered surface and the tooth grooves 37, so that the firmness of fastening the cable in the cable is further improved.

The inclination angle between the fastening plate 32 and the locking base plate 1 should be set to 10 to 40 °, wherein the compaction effect is optimal when the inclination angle is 25 °, and damage to the cable surface layer can be avoided.

The utility model can be matched with different types of mounting rails, and after being locked on different rails, the cable can be connected and fixed, the applicability of the locking piece is improved, the die design can be reduced during production, and the production cost is reduced; the device can be purchased in batches in the installation process, so that the installation cost is reduced, the selection and installation time is reduced, and the installation efficiency is increased; in addition, the grounding locking piece can fix two cables at one time, so that the connection efficiency is improved while the connection firmness is ensured.

In addition to the embodiments described above, other embodiments of the utility model are possible. All technical schemes formed by equivalent substitution or equivalent transformation fall within the protection scope of the utility model.

Claims

1. A grounding fastener, characterized in that: comprises a locking base plate (1) which is perpendicular to a horizontal plane and is used for being attached to the side surface of a track, wherein the locking base plate (1) is provided with

The track locking part (2) is integrally formed at one end, far away from the ground, of the locking base plate (1) and is used for hanging and locking the top end of one side vertical surface of the track;

the cable locking part (3) is integrally formed at one end, close to the ground, of the locking base plate (1) and is used for embedding and clamping and locking the cable;

the track locking part (2) is of a three-sided surrounding structure, a containing groove (21) is formed on one side of the track, the containing groove is used for being buckled on the top of the track, a locating groove (22) is formed by an opening (38) in the center of the top surface of the containing groove (21), and the top ends of the corresponding side vertical surfaces of the track are embedded in the locating groove (22);

horizontal bolt holes (11) horizontally arranged are formed in the locking base plate (1), fastening bolts (12) are connected in the horizontal bolt holes (11), and locking convex blocks (23) are formed in the track locking portions (2) corresponding to the horizontal bolt holes (11) and protruding into the accommodating grooves (21) and are used for being matched with the fastening bolts (12) to clamp and lock the track.

2. A grounding lock according to claim 1, wherein: the top surface of the track locking part (2) is in an arc shape, the contact part of the locking lug (23) and the track is in a round angle shape, and the center line of the horizontal bolt hole (11) is positioned between the positioning groove (22) and the locking lug (23).

3. A grounding lock according to claim 1, wherein: the cable locking part (3) comprises a locking bottom plate (31) formed at the tail end of the locking base plate (1), a fastening plate (32) is formed at the tail end of the locking bottom plate (31), the fastening plate (32) is obliquely arranged towards one side of the locking base plate (1), a fixing lug (33) is formed on the locking base plate (1) in a protruding mode, and the fixing lug (33) the fastening plate (32) and the locking bottom plate (31) form a cable locking groove (34) for fixing a cable.

4. A grounding lock according to claim 3, wherein: the cable fixing device is characterized in that an inclined bolt hole (35) is formed in the fastening plate (32), a cable bolt (36) is connected in the inclined bolt hole (35), the cable bolt (36) is inclined relative to the horizontal plane, and the tail end of the cable bolt is abutted to the cable and used for being matched with the cable locking groove (34) to fasten the cable.

5. A grounding lock according to claim 4, wherein: the inner side surface of the cable locking groove (34) corresponding to the cable bolt (36) is in an arc shape protruding outwards, and a tooth-shaped structure is formed by a plurality of tooth grooves (37) integrally.

6. A grounding lock according to claim 5, wherein: an opening (38) is formed between the tail end of the fastening plate (32) and the fixing lug (33) and used for buckling a cable, and the cable bolt (36) is locked to close the opening (38).

7. A grounding lock according to claim 5, wherein: the inclination angle between the fastening plate (32) and the locking base plate (1) is 10-40 degrees.

8. A grounding lock according to claim 7, wherein: the inclination angle between the locking base plates (1) is 25 degrees.