CN219106517U - Grounding clamp - Google Patents

Abstract

The application discloses ground connection clamping, including first clamp body, be equipped with clamping part on the mounting groove of first clamp body, the mounting groove joint is on solar energy frame. The grounding clamp can be provided with a second clamp body, the second clamp body can be clamped on the solar frame through the mounting groove with the clamping part, and the first clamp body is connected with the second clamp body through the elastic part. The first clamp body can be set to the L type, the first clamp body of L type is equipped with mutually perpendicular's mounting groove, be equipped with clamping part on the mounting groove, the mounting groove clamping is on mutually perpendicular's solar energy frame, be provided with connecting portion turn-ups on the first clamp body of L type. The grounding clamp replaces a mode of punching holes on the solar frame to realize grounding connection, improves frame strength, simplifies installation procedures, saves installation cost and improves installation efficiency.

Description

Grounding clamp

Technical Field

The utility model relates to the technical field of machinery, in particular to a grounding clamp.

Background

When the solar photovoltaic system is installed, the solar frames are required to be grounded, and in order to enable the solar frames to be effectively grounded, a plurality of solar frames are usually connected by using wires and finally connected with grounding equipment, so that static electricity on the solar frames is led out, and damage to components caused by the static electricity is prevented. The fixed connection between the wire and the solar frame is usually to fix the wire to the solar frame by bolts, which requires bolt holes on the solar frame.

The arrangement of the bolt holes necessarily occupies a certain frame installation space, and the whole strength of the frame is reduced due to the fact that holes are punched in the frame structure; furthermore, the use of tools to install the bolts complicates the installation procedure; the use of bolts also increases the installation costs. It is therefore highly desirable to provide a new ground connection and apparatus.

Disclosure of Invention

The utility model provides a grounding clamp which can replace the traditional grounding connection mode, so that the grounding connection of a frame is simpler, the service efficiency of the frame is improved, and the service strength of the frame is improved.

The utility model provides a ground connection clamping, includes first clamp body, second clamp body, first clamp body and second clamp body pass through elastic part and connect, first clamp body and second clamp body are equipped with clamping part, the inside extension of clamping part.

Further, the clamping portion is a spike or a protrusion.

Further, the first clamp body, the second clamp body and the elastic part are integrally formed by conductive materials; the elastic part is U-shaped, V-shaped, arc-shaped or corrugated; the elastic part can adjust the distance between the first clamp body and the second clamp body.

Further, the first clamp body and the second clamp body comprise a bottom surface, a first side surface and a second side surface, and the first side surface and the second side surface extend upwards from the bottom surface to form a mounting groove matched with the solar frame.

Further, the first clamp body is clamped with the first solar frame through the mounting groove, and the first side face and the second side face of the first clamp body can cover at least part of the vertical frame and at least part of the horizontal frame of the first solar frame at the same time; the second clamp body is clamped with the second solar frame through the mounting groove, and the first side face and the second side face of the second clamp body can cover at least part of the vertical frame and at least part of the horizontal frame of the second solar frame at the same time.

Further, the mounting grooves of the first clamp body and the second clamp body are in interference fit with the solar frame; and the depth dimension of the mounting groove is smaller than the width dimension of the upper surface and the lower surface of the frame.

The utility model provides a ground connection clamping, includes first clamp, first clamp is equipped with clamping part, clamping part inwards extends, first clamp is the L type, and the first clamp outside is equipped with connecting portion.

Further, the clamping part is a spike or a bulge; the connecting part is provided with a connecting hole.

Further, the L-shaped first clamp body comprises a horizontal portion and a vertical portion, wherein the horizontal portion and the vertical portion comprise a bottom surface, a first side surface and a second side surface, and the first side surface and the second side surface extend upwards from the bottom surface to form a mounting groove matched with the solar frame.

Further, the first clamp body is clamped with the solar frame through the mounting groove, the horizontal part of the first clamp body can cover at least part of the horizontal frame of the solar frame, and the vertical part of the first clamp body can cover at least part of the vertical frame of the solar frame; and the grounding clamps arranged on the adjacent solar frames are connected through wires.

Further, the lead is connected with the grounding clamp through the connecting part; the mounting groove is in interference fit with the solar frame; the depth dimension of the mounting groove is smaller than the width dimension of the upper surface and the lower surface of the frame

The technical scheme of the utility model has the following technical effects:

1. the grounding connection between the photovoltaic panels is realized through the connection mode of the clamp, the original bolt connection mode is replaced, the installation steps are simplified, and the installation cost is saved; and the connection mode of the clamp does not need to occupy the inner space of the frame, so that the service efficiency of the solar frame is improved.

2. The first clamp body and the second clamp body are connected through the elastic part formed integrally, the installation interval is adjusted by means of the elastic part during installation, and after the installation is completed, the first clamp body and the second clamp body can be restored to a proper state by means of deformation, so that the novel clamp is suitable for various intervals, types and occasions. On the one hand, the processing cost is reduced, on the other hand, the connection performance of each part of the grounding clamp is more stable, and the grounding effect is better.

3. The first clamp body, the second clamp body and the solar frame form interference fit, so that stable connection between the grounding clamp and the frame is ensured; the barb or the protruding structure of the clamping part further enhances the direct connection strength of the grounding clamp and the frame; through the definition of first clamp body, second clamp body and clamping part, can effectively guarantee that ground connection clamping is connected with solar energy frame stability.

4. The L-shaped clamp body can effectively cover the horizontal part and the vertical part of the solar frame, and is particularly suitable for rectangular frames; and the single L-shaped grounding clamp can adapt to the structural requirements of different connecting parts of the frame, thereby simplifying the structure of parts and reducing the cost. And the edge of the connecting hole is provided with an opening, so that the problem of unmatched bolts and connecting holes can be avoided. The inner ring of the connecting hole is provided with threads, and when the wires are connected through bolts, the contact stability can be ensured.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment.

Fig. 2 is a schematic structural diagram of a solar frame according to an embodiment.

Fig. 3 is a schematic diagram of another set of structures of the first embodiment.

Fig. 4 is a schematic structural diagram of the second embodiment.

Fig. 5 is a schematic connection diagram of the second embodiment.

Fig. 6 is a schematic structural diagram of a solar frame connected in the second embodiment.

The solar photovoltaic panel comprises a first clamp body 1, a second clamp body 2, an elastic part 3, a spike 4, a solar frame 5, a first solar frame 5', a second solar frame 5', a solar photovoltaic panel 51, a first side surface 61, a second side surface 62, a bottom surface 63, a mounting groove 6, a horizontal frame 71, a vertical frame 72, a bulge 8, a horizontal part 11, a vertical part 9, a connecting hole 91, an inner ring 92 and a wire 12.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, unless otherwise indicated, the meaning of "plurality" means two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model.

Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Embodiment one:

as shown in fig. 1-3, a grounding clip comprises a first clip body 1 and a second clip body 2 which are made of conductive materials, wherein the first clip body 1 comprises a mounting groove 6 formed by a first side surface 61, a second side surface 62 and a bottom surface 63, the mounting groove 6 is U-shaped, and the mounting groove 6 is matched with a solar frame 5 and in interference fit with the solar frame 5. The solar frame is arranged in the mounting groove 6, and the first clamp body 1 is fixedly connected with the solar frame 5. The structure of the second clamp body 2 is the same as that of the first clamp body 1, and the connection and fixation mode of the second clamp body and the solar frame is the same as that of the first clamp body.

The first side 61 and/or the second side 62 are provided with spikes 4, the spikes 4 of the first side 61 extending in a direction obliquely directed to the second side 62; the spike 4 of the second side 62 extends in a direction pointing obliquely to the first side 61. In the present embodiment, the spike 4 is formed by punching a portion of the first side 61 and/or the second side 62, which may be provided at any portion of the first side 61 and/or the second side 62, and formed in any plurality; the spike 4 may have any shape such as triangle, rectangle, polygon, etc.

When cup jointing the solar energy frame 5 with first clamp 1, solar energy frame 5 is close to spine 4 gradually, when solar energy frame 5 and spine 4 contact, spine 4 extrudees solar energy frame, cup joints on solar energy frame 5 after first clamp 1 is complete, and on the one hand, first clamp 1 and solar energy frame 5 are realized fixedly through interference fit, simultaneously, spine 4 further strengthens the extrusion to solar energy frame 5 and is fixed to effectively ensure the fastening connection of ground clip and solar energy frame.

In the present embodiment, the spikes 4 are provided on the first side 61 and the second side 62, respectively, preferably two spikes per side. It should be understood that the protection scope of the present application is not limited to the case that two spines are provided on each side, and in the actual production process, those skilled in the art may also be provided on only one side according to the actual situation, and the number of spines and the size of the spines provided on each side may also be determined according to the actual situation. The solar frame is fixed and connected through the spines of the first clamp body and the second clamp body, and extra bolts are not needed during operation, so that the operation is simple and efficient.

In addition, the shape of the side or ground of the first clamp body and the second clamp body can be adaptively set according to the shape of the surface of the frame, namely, the clamp body and the surface of the frame are required to be tightly attached, and further, the effective fastening of the grounding clamp and the solar frame can be realized.

In the solar energy frame body, its framework includes horizontal frame 71 and vertical frame 72, in this embodiment, after ground connection joint and frame equipment are accomplished, the first clamp body and the second clamp body of ground connection clamping all contact with horizontal frame 71 and vertical frame 72, can export the static of horizontal frame and vertical frame effectively. Meanwhile, the height D of the mounting groove 6 of the first clamp body and the second clamp body is not excessively large, and does not exceed the width S of the upper surface and the lower surface of the frame, so that sunlight is prevented from being blocked from irradiating the solar photovoltaic panel, and the efficiency of the solar photovoltaic panel is prevented from being influenced.

The first clamping body 1 and the second clamping body 2 are connected through an elastic part 3 made of conductive materials, in the embodiment, the elastic part 3 is U-shaped or V-shaped, and the first clamping body 1, the second clamping body 2 and the elastic part 3 are integrally formed by carbon steel materials. Through setting up the elastic part for in the more aspect of operation when the installation, after the installation is accomplished, it also can rely on deformation to recover better state, is applicable to multiple interval, model and occasion simultaneously. The integrated material is adopted, and the first clamp body, the second clamp body and the elastic part are formed through stamping, so that the processing cost is reduced on one hand, and the electric connection of all parts of the grounding clamp is more stable on the other hand.

It is understood that the technical solution of the present application is not limited to U-shape or V-shape, but may be any other shape that facilitates deformation, such as arc shape or wave shape.

In the first embodiment, the grounding clip is connected with the solar module as shown in fig. 2, and includes solar frames 5 sequentially arranged, and the first clip body and the second clip body of the grounding clip are respectively disposed on adjacent solar frames, and the elastic portion deforms along with the change of the distance between the first clip body and the second clip body.

In the following, the first solar frame 5' and the second solar frame 5″ are taken as an example for illustration, the lower right corner of the first clamp 1 and the first solar frame 5', the lower left corner of the second clamp 2 and the second solar frame 5″ are clamped, and due to the existence of the elastic part 3, the distance between the first clamp 1 and the second clamp 2 can be adjusted according to the setting distance between the first solar frame 5' and the second solar frame 5″ so as to facilitate installation and ensure the connection stability and reliability. The clip installation mode between other solar frames is the same as the connection mode of the first solar frame 5' and the second solar frame 5", and it can be understood that the clip bodies of the grounding clips can be arranged on the upper and lower corners of the solar frames, so that the sequential grounding connection of the solar panels is realized, and the detailed discussion is omitted here.

Embodiment two:

as shown in fig. 4-6, a grounding clip comprises a first clip body 1 made of conductive material, the first clip body 1 comprises a horizontal portion 11, the horizontal portion comprises a bottom surface 63, a first side surface 61 and a second side surface 62, the first side surface 61 and the second side surface 62 are provided with inward extending protrusions 8, and the protrusions have certain extrusion force so as to strengthen the fastening of the grounding clip. The protrusion 8 is formed by punching a portion of the first side 61 and/or the second side 62, which may be provided at any portion of the first side 61 and/or the second side 62, and may be formed in any number in any size; the protrusions 8 may have any shape such as triangle, rectangle, polygon, etc.

The first clamp body 1 further comprises a vertical portion 9 extending upwards along the end part of the horizontal portion 11, the horizontal portion 11 and the vertical portion 9 are L-shaped, the structure of the vertical portion 9 is similar to that of the horizontal portion 11, a connecting portion is arranged on the outer side of the vertical portion 9, a connecting hole 91 for connection is formed in the connecting portion, the connecting hole 91 is in a protruding shape and is convenient to press and connect with a bolt, and an inner ring 92 of the connecting hole 91 is in a spiral shape and is matched with threads of the bolt.

A section of the wire 12 is fixed into the connection hole 91 by bolts, thereby achieving the ground connection of a plurality of solar frames. The connecting hole 91 is provided with an opening, the shape of the opening can be V-shaped, the matching degree of the connecting hole and the bolt can be effectively increased through the V-shaped opening, and due to individual differences of the bolts, when the bolts are large, the opening can be slightly increased in the installation process, so that the bolts can be effectively driven in, and meanwhile, stable connection of the bolts and the connecting hole is ensured.

The grounding connection mode disclosed in the second embodiment reserves a part of traditional grounding connection modes, realizes grounding connection through bolts and wires, but the bolts are not tied on the frame and are connected with the clamping clips, so that damage to the frame is avoided, and the using space of the frame is saved. Through the L-shaped clamp body, the clamp body not only can effectively cover the horizontal part of the frame, but also can reliably cover the vertical part of the frame, and is particularly suitable for rectangular frames.

In the second embodiment, the grounding clip is connected with the solar module as shown in fig. 6, and comprises solar frames 5 which are sequentially arranged, the grounding clips are arranged on two sides of each frame 5, and when the grounding clips are completely sleeved on the solar frames 5, on one hand, the first clip body 1 and the solar frames 5 are fixed through interference fit, meanwhile, the inward expansion protrusions 8 further strengthen the extrusion fixation of the solar frames 5, so that the fastening connection of the grounding clips and the solar frames is effectively guaranteed.

The connection portions of the grounding clips on adjacent frames are connected by wires 12.

Taking the first solar frame 5 'and the second solar frame 5″ as examples, the upper right corner and the lower right corner of the first solar frame 5' are clamped to the grounding clips, and then the adjacent grounding clips are connected through the wires 12.

The clip mounting manner between the other solar frames is the same as the connection manner of the first solar frame 5' and the second solar frame 5", and will not be discussed in detail here.

The grounding clamp in the second embodiment can not damage the solar frame, so that the service life of the frame is prolonged; the solar photovoltaic panel can be fully arranged in the frame, so that the utilization rate of the frame is improved. The single L-shaped grounding clamp can adapt to the clamping connection of each corner of the adjacent solar frames, the structure of parts is simplified, the miniaturization of the parts is realized, the production and the transportation are convenient, and the cost is saved to a certain extent; meanwhile, the L-shaped clamp can effectively cover the horizontal part and the vertical part of the frame, so that the effect of grounding connection is enhanced.

In the embodiment of the application, the static electricity elimination of the solar photovoltaic panel is taken as a preferred scheme, and it can be understood that the grounding clamp is not limited to the static electricity elimination scenario for the solar photovoltaic panel, and the grounding clamp structure of the application is used in other occasions and also belongs to the protection scope of the application.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (11)

1. The grounding clamp is characterized by comprising a first clamp body and a second clamp body, wherein the first clamp body and the second clamp body are connected through an elastic part, the first clamp body and the second clamp body are provided with clamping parts, and the clamping parts extend inwards.

2. The grounding clip of claim 1, wherein said gripping portion is a spike or bump.

3. The grounding clip of claim 1, wherein the first clip body, the second clip body, and the elastic portion are integrally formed of a conductive material; the elastic part is U-shaped, V-shaped, arc-shaped or corrugated; the elastic part can adjust the distance between the first clamp body and the second clamp body.

4. The grounding clip of claim 1, wherein the first clip body and the second clip body each include a bottom surface, a first side surface, and a second side surface, the first side surface and the second side surface extending upwardly from the bottom surface to form a mounting slot for mating with a solar bezel.

5. The grounding clip of claim 4, wherein the first clip body is clamped with a first solar frame through the mounting groove, and the first side and the second side of the first clip body can cover at least a portion of a vertical frame and at least a portion of a horizontal frame of the first solar frame simultaneously; the second clamp body is clamped with the second solar frame through the mounting groove, and the first side face and the second side face of the second clamp body can cover at least part of the vertical frame and at least part of the horizontal frame of the second solar frame at the same time.

6. The grounding clip of claim 5, wherein the mounting slots of the first clip body and the second clip body are in interference fit with the solar bezel; and the height dimension D of the mounting groove is smaller than the width dimension S of the upper surface and the lower surface of the frame.

7. The grounding clamp is characterized by comprising a first clamp body, wherein the first clamp body is provided with a clamping part, the clamping part extends inwards, the first clamp body is L-shaped, and the outer side of the first clamp body is provided with a connecting part.

8. The grounding clip of claim 7, wherein said gripping portion is a spike or protuberance; the connecting part is provided with a connecting hole.

9. The grounding clip of claim 8, wherein said L-shaped first clip body includes a horizontal portion and a vertical portion, said horizontal portion and said vertical portion each including a bottom surface, a first side surface and a second side surface, said first side surface and said second side surface extending upwardly from the bottom surface to form a mounting slot for mating with a solar bezel.

10. The grounding clip of claim 9, wherein the first clip body is clamped with the solar frame through the mounting groove, a horizontal portion of the first clip body can cover at least part of the horizontal frame of the solar frame, and a vertical portion of the first clip body can cover at least part of the vertical frame of the solar frame; and the grounding clamps arranged on the adjacent solar frames are connected through wires.

11. The grounding clip of claim 10, wherein said wire is connected to the grounding clip by said connection portion; the mounting groove is in interference fit with the solar frame; and the height dimension D of the mounting groove is smaller than the width dimension S of the upper surface and the lower surface of the frame.

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