CN216251175U

CN216251175U - Distributed photovoltaic power generation grounding device

Info

Publication number: CN216251175U
Application number: CN202122134214.6U
Authority: CN
Inventors: 巫馥材
Original assignee: Jiangsu Hongtao New Energy Technology Co ltd
Current assignee: Jiangsu Hongtao New Energy Technology Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-04-08
Anticipated expiration: 2031-09-06

Abstract

The utility model relates to the technical field of photovoltaic power generation grounding, and discloses a distributed photovoltaic power generation grounding device which comprises a grounding pin, wherein an internal thread connecting sleeve is fixedly installed at the top of the grounding pin, a connecting bolt is connected to the internal thread of the internal thread connecting sleeve in a threaded manner, an installation groove is formed in the top of the grounding pin, and a first pushing spring is arranged inside the installation groove. The connecting bolt is sleeved with the connecting ring at the head of the grounding wire, the connecting bolt is in threaded connection with the internal thread connecting sleeve, the connecting bolt is continuously downwards twisted, the second pushing spring pushes the second pushing ring to continuously extrude the connecting ring until the connecting ring is attached to the surface of the ring pad, the bottom of the connecting bolt can be in contact with the pushing plate in the descending process, the pushing plate is extruded until the pushing plate moves downwards to a proper position, the outer cover is finally sleeved on the outer side of the connecting bolt and clamped with the clamping groove, and therefore the quick installation of the grounding wire is achieved.

Description

Distributed photovoltaic power generation grounding device

Technical Field

The utility model relates to the technical field of photovoltaic power generation grounding, in particular to a distributed photovoltaic power generation grounding device.

Background

Since the new century, the solar photovoltaic industry has become one of the emerging industries of greatest concern in the world today. Photovoltaic power generation is a direct power generation method that uses solar energy and semiconductor electronic devices to effectively absorb solar radiation energy and convert the solar radiation energy into electric energy, and is the mainstream solar power generation method at present. The photovoltaic power generation does not need fuel and gas emission, belongs to the green industry, has the characteristics of no pollution, safety, long service life, simple maintenance, inexhaustible resources, wide resource distribution and the like, is considered as the most important new energy in the 21 st century, and can be widely applied to the fields of spaceflight, communication, energy, agriculture, office facilities, traffic, private residences and the like.

After solar photovoltaic power generation array and support mounting, carry out ground connection to every subassembly frame and support, when laying the ground net among the prior art, because band steel, angle steel when the overlap joint welding, area of contact undersize, long-time the use, the phenomenon that corrodes or drops appears easily to cause ground resistance value to be unsatisfactory, cause transient state heavy current discharge process at thunderbolt or other circumstances, can not normally discharge to ground, serious, influence personal safety even, equipment safety and operation reliability.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a distributed photovoltaic power generation grounding device which has the advantages of convenience and quickness in installation and difficulty in falling off, and solves the problem that in the prior art, when a grounding grid is laid, the contact area is too small when flat steel and angle steel are in lap joint welding, so that the flat steel and angle steel are easy to corrode or fall off after being used for a long time.

(II) technical scheme

In order to realize the purposes of convenient installation and difficult falling, the utility model provides the following technical scheme: the utility model provides a distributed photovoltaic power generation earthing device, includes the earth pin, the top fixed mounting of earth pin has the internal thread adapter sleeve, the inside threaded connection of internal thread adapter sleeve has connecting bolt, the mounting groove has been seted up at the top of earth pin, the inside of mounting groove is provided with top push spring one, top push spring one's top fixed mounting has the top push pedal, connecting bolt's outside cover is equipped with top push spring two, top push spring two's bottom fixed mounting has top push ring, the top of internal thread adapter sleeve is provided with the ring pad, connecting bolt's outside cover is equipped with the go-between, the right side fixed mounting of go-between has the earth connection, the draw-in groove has been seted up at the top of internal thread adapter sleeve, the inside joint of draw-in groove has the dustcoat, the breach has been seted up on the surface of dustcoat.

Preferably, the caliber of the mounting groove is larger than that of the internal thread connecting sleeve.

Preferably, the pushing ring is sleeved outside the connecting bolt.

Preferably, the connection ring is located between the ejector ring and the ring pad.

Preferably, the notch and the grounding wire are matched with each other.

Preferably, the bottom of the connecting bolt extends to the inside of the mounting groove.

Preferably, the right end of the ground wire extends to the outside of the housing.

(III) advantageous effects

Compared with the prior art, the utility model provides a distributed photovoltaic power generation grounding device which has the following beneficial effects:

1. this distributing type photovoltaic power generation earthing device, on the go-between suit connecting bolt through with the earth connection head, then with connecting bolt threaded connection in the internal thread adapter sleeve, along with the continuous torsion downwards of connecting bolt, the top pushes away the continuous extrusion to the go-between of top push ring of top push spring two pushing away, until the go-between pastes on the surface of ring pad, the bottom of connecting bolt also can contact with the top push pedal in the decline process, and extrude the top push pedal, move to suitable position down until the top push pedal, cover the outside at connecting bolt with the dustcoat at last, and with the draw-in groove joint, thereby realized the quick installation to earth connection.

2. This distributing type photovoltaic power generation earthing device because the go-between cover on the earth connection is on connecting bolt, then the top pushes away the spring and pushes away the top and push away the ring and extrude the go-between to prevent coming off and rocking of go-between, improved earth connection stability.

Drawings

FIG. 1 is a sectional structure diagram of the grounding pin of the present invention;

fig. 2 is a schematic structural diagram of the grounding pin of the present invention.

In the figure: 1-grounding pin, 2-internal thread connecting sleeve, 3-connecting bolt, 4-mounting groove, 5-pushing spring I, 6-pushing plate, 7-pushing spring II, 8-pushing ring, 9-ring pad, 10-connecting ring, 11-grounding wire, 12-outer cover, 13-clamping groove and 14-notch.

Detailed Description

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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, a distributed photovoltaic power generation grounding device includes a grounding pin 1, wherein an internal thread connecting sleeve 2 is fixedly installed on the top of the grounding pin 1, wherein a connecting bolt 3 is connected to the internal thread of the internal thread connecting sleeve 2, wherein an installation groove 4 is formed in the top of the grounding pin 1, wherein the bottom of the connecting bolt 3 extends into the installation groove 4, wherein the caliber of the installation groove 4 is larger than the caliber of the internal thread connecting sleeve 2, wherein a pushing spring i 5 is installed inside the installation groove 4, wherein a pushing plate 6 is fixedly installed on the top of the pushing spring i 5, wherein a pushing spring ii 7 is sleeved on the outer side of the connecting bolt 3, wherein a pushing ring 8 is fixedly installed on the bottom of the pushing spring ii 7, wherein the pushing ring 8 is sleeved on the outer side of the connecting bolt 3, wherein a ring pad 9 is installed on the top of the internal thread connecting sleeve 2, wherein a connecting ring 10 is sleeved on the outer side of the connecting bolt 3, wherein the go-between 10 is located between top throw-out collar 8 and the ring pad 9, and wherein the right side fixed mounting of go-between 10 has earth connection 11, and wherein draw-in groove 13 has been seted up at the top of internal thread adapter sleeve 2, and wherein the inside joint of draw-in groove 13 has dustcoat 12, and wherein the right-hand member of earth connection 11 extends to the outside of dustcoat 12, and wherein there is breach 14 seted up on the surface of dustcoat 12, and wherein breach 14 matches each other with earth connection 11, makes things convenient for earth connection 11 to extend out.

When the connecting device is used, the connecting bolt 3 is sleeved with the connecting ring 10 at the head of the grounding wire 11, then the connecting bolt 3 is in threaded connection with the internal thread connecting sleeve 2, along with continuous downward torsion of the connecting bolt 3, the second pushing spring 7 pushes the pushing ring 8 to continuously extrude the connecting ring 10 until the connecting ring 10 is attached to the surface of the ring gasket 9, the bottom of the connecting bolt 3 can also be in contact with the pushing plate 6 in the descending process and extrudes the pushing plate 6 until the pushing plate 6 moves downwards to a proper position, and finally the outer cover 12 is sleeved on the outer side of the connecting bolt 3 and is clamped with the clamping groove 13, so that the quick installation of the grounding wire 11 is realized.

In summary, according to the distributed photovoltaic power generation grounding device, the connecting ring 10 on the grounding wire 11 is sleeved on the connecting bolt 3, and then the pushing spring 5 pushes the pushing ring 8 to extrude the connecting ring 10, so that the connecting ring 10 is prevented from falling off and shaking, and the connection stability of the grounding wire 11 is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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

1. The utility model provides a distributed photovoltaic power generation earthing device, includes earthing pin (1), its characterized in that: the grounding pin comprises a grounding pin (1), and is characterized in that an internal thread connecting sleeve (2) is fixedly mounted at the top of the grounding pin (1), a connecting bolt (3) is connected to the internal thread of the internal thread connecting sleeve (2), a mounting groove (4) is formed in the top of the grounding pin (1), a pushing spring I (5) is arranged in the mounting groove (4), a pushing plate (6) is fixedly mounted at the top of the pushing spring I (5), a pushing spring II (7) is sleeved on the outer side of the connecting bolt (3), a pushing ring (8) is fixedly mounted at the bottom of the pushing spring II (7), a ring pad (9) is arranged at the top of the internal thread connecting sleeve (2), a connecting ring (10) is sleeved on the outer side of the connecting bolt (3), a grounding wire (11) is fixedly mounted on the right side of the connecting ring (10), and a clamping groove (13) is formed in the top of the internal thread connecting sleeve (2), an outer cover (12) is clamped inside the clamping groove (13), and a notch (14) is formed in the surface of the outer cover (12).

2. The distributed photovoltaic power generation grounding device according to claim 1, wherein: the caliber of the mounting groove (4) is larger than that of the internal thread connecting sleeve (2).

3. The distributed photovoltaic power generation grounding device according to claim 1, wherein: the pushing ring (8) is sleeved on the outer side of the connecting bolt (3).

4. The distributed photovoltaic power generation grounding device according to claim 1, wherein: the connecting ring (10) is positioned between the pushing ring (8) and the ring pad (9).

5. The distributed photovoltaic power generation grounding device according to claim 1, wherein: the notch (14) is matched with the grounding wire (11).

6. The distributed photovoltaic power generation grounding device according to claim 1, wherein: the bottom of the connecting bolt (3) extends to the inside of the mounting groove (4).

7. The distributed photovoltaic power generation grounding device according to claim 1, wherein: the right end of the grounding wire (11) extends to the outer side of the outer cover (12).