CN212626107U

CN212626107U - Lightning protection device capable of resisting large current intensity

Info

Publication number: CN212626107U
Application number: CN202021452837.7U
Authority: CN
Inventors: 刘凯; 赵伟龙; 李明
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-02-26
Anticipated expiration: 2030-07-22

Abstract

The utility model discloses a can resist heavy current strength's lightning protection device, including the ground plate, the ground plate is the galvanized copper material, and opens at the outer wall middle part of ground plate and have logical groove, the outer wall of ground plate is provided with the adapter sleeve of alternative distribution, and the adapter sleeve all sets up to semi-circular, the inner wall of adapter sleeve is pegged graft and is had the downlead, the bottom outer wall connection of ground plate has the go-between, and one side outer wall of go-between opens there is first round hole, one side outer wall of ground plate is located the relative position of first round hole and opens there is the second round hole, and the inner wall of first round hole and second round hole is pegged graft and is had first threaded. The utility model discloses when can fixing ground wire, area of contact between indirect increase and the ground connection rack, better electric current intensity can be resisted in good contact, when protection ring and guard plate protected inside, further consolidate, the fixed method of parcel formula is difficult for droing and has certain ductility.

Description

Lightning protection device capable of resisting large current intensity

Technical Field

The utility model relates to a lightning protection technical field especially relates to a can resist heavy current strength's lightning protection device.

Background

Lightning protection refers to a technical measure for protecting buildings, power systems and other devices and facilities from lightning damage, and a direct lightning protection device can be adopted. The lightning protection net is composed of a lightning receiving part, a down lead and a grounding device, and is provided with lightning rods, lightning strips, lightning nets, lightning wires and the like, and an integral large net cage is formed by utilizing metal components on the roof of a building and reinforcing steel bars inside the building and is called a cage type lightning protection net.

The connected mode of current lightning protection earthing device and downlead is mainly fixed for welding and adapter sleeve, the welded mode does not have the ductility, receive expend with heat and contract with cold and lead to downlead and earthing device separation easily, and current adapter sleeve fixing device although possesses the ductility, but can't let downlead and earthing device fully contact, area of contact is the less, the effect of transfer current is just worse more, do not have abundant ground connection just can't exert lightning protection device's whole effect, consequently, urgent need for a lightning protection device that can resist heavy current strength to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a lightning protection device capable of resisting large current intensity.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a can resist lightning protection device of heavy current intensity, includes the ground plate, the ground plate is the galvanized copper material, and opens at the outer wall middle part of ground plate has logical groove, the outer wall of ground plate is provided with the adapter sleeve that distributes in turn, and the adapter sleeve all sets up to semi-circular, the inner wall of adapter sleeve is pegged graft and is had the downlead, the bottom outer wall of ground plate is connected with the go-between, and opens and have first round hole on one side outer wall of go-between, one side outer wall of ground plate is located the position that first round hole is relative and opens and has the second round hole, and first round hole is pegged graft with the inner wall of second round hole and has first threaded rod, and the outer wall both ends of first threaded rod all have the nut through threaded connection, the inner wall of go-between is pegged graft and is had the ground.

As a further aspect of the present invention: the outer wall of the protection plate is provided with a semicircular fixing groove, and the fixing groove is matched with the fastening sleeve.

As a further aspect of the present invention: the outer wall of the protection plate is provided with a plurality of fixing holes distributed at equal intervals on two sides of the fixing groove.

As a further aspect of the present invention: the connecting part of the protection plate and the protection ring is provided with a through hole, and the diameter of the through hole is larger than that of the down lead.

As a further aspect of the present invention: fixed cover has been cup jointed to the outer wall one end of downlead, and the bottom outer wall of fixed cover is fixed with the fixation clamp, joint between fixation clamp and the ground connection rack.

As a further aspect of the present invention: the outer wall both sides of fixation clamp are fixed with the spring, and cup joint between spring and the ground connection rack.

As a further aspect of the present invention: the outer wall of guard plate is fixed with the connecting plate, and relative connecting plate is fixed with second threaded rod and round hole respectively, and the second threaded rod is pegged graft in the round hole.

The utility model has the advantages that:

1. the grounding plate, the fastening sleeve, the connecting ring, the protection ring and the protection plate are arranged, so that the contact area between the grounding plate and the grounding net rack can be indirectly increased while the grounding wire is fixed, the good contact can resist higher current intensity, the down lead, the grounding plate and the like are wrapped by the protection ring and the protection plate, the down lead is further fixed while the down lead is protected, the wrapping type fixing method is not easy to fall off and has certain ductility, the contact area between the down lead and the grounding net rack is indirectly increased again, and the conductive function of the down lead is fully achieved;

2. the connection between the grounding wire and the grounding grid can be reinforced through the fixed sleeve, the fixed frame and the spring, the grounding area can be enlarged through the spring, and the fixed frame is prevented from falling off when the device deforms due to thermal expansion and cold contraction, so that the fixed frame still keeps a connection state;

3. through the connecting plate and the second threaded rod that set up, can further consolidate the compactness that the guard plate is connected.

Drawings

Fig. 1 is a schematic structural view of a lightning protection device capable of withstanding high current strength according to example 1;

FIG. 2 is a schematic structural view of a lightning protection device capable of withstanding high current intensities according to example 1;

fig. 3 is a schematic structural diagram of a lightning protection device capable of withstanding high current strength according to embodiment 2.

In the figure: the device comprises a fixing groove 1, a fixing hole 2, a protection plate 3, a down lead 4, a fixing sleeve 5, a fixing clamp 6, a spring 7, a grounding net rack 8, a protection ring 9, a through hole 10, a grounding plate 11, a fastening sleeve 12, a first threaded rod 13, a nut 14, a connecting ring 15, a connecting plate 16 and a second threaded rod 17.

Detailed Description

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-2, a lightning protection device capable of resisting large current intensity, comprising a ground plate 11, wherein the ground plate 11 is made of galvanized copper, a through groove is formed in the middle of the outer wall of the ground plate 11, fastening sleeves 12 are alternately distributed on the outer wall of the ground plate 11, the fastening sleeves 12 are all in a semicircular shape, a down lead 4 is inserted into the inner wall of the fastening sleeves 12, a connecting ring 15 is connected to the outer wall of the bottom of the ground plate 11, a first round hole is formed in the outer wall of one side of the connecting ring 15, a second round hole is formed in the outer wall of one side of the ground plate 11, which is opposite to the first round hole, a first threaded rod 13 is inserted into the inner walls of the first round hole and the second round hole, nuts 14 are connected to both ends of the outer wall of the first threaded rod 13 through threads, a grounding grid 8 is inserted into the inner wall of the connecting, and the protection plate 3 and the protection ring 9 have elasticity.

The outer wall of guard plate 3 is provided with semicircular fixed slot 1, and fixed slot 1 and 12 looks adaptations of adapter sleeve, the fixed orifices 2 that have a plurality of equidistance distributions are opened to the both sides that the outer wall of guard plate 3 is located fixed slot 1, the junction of guard plate 3 and protection ring 9 is opened there is through-hole 10, and the diameter of through-hole 10 is greater than the diameter of downlead 4, fixed cover 5 has been cup jointed to the outer wall one end of downlead 4, and the welding of the bottom outer wall of fixed cover 5 has fixation clamp 6, the joint between fixation clamp 6 and the ground connection rack 8, the welding of the outer wall both sides of fixation clamp 6 has spring 7, and cup joint between spring 7 and the ground.

The working principle is as follows: when the device is used, as shown in the attached drawing, the down conductor 4 is inserted into a 'pipeline' surrounded by the connecting sleeve 12 and penetrates through the through hole 10, at the moment, a tool such as a vice can be used for enabling the fastening sleeve 12 to be in seamless connection with the down conductor 4, the nut 14 on the first threaded rod 13 is screwed, the connecting ring 15 is tightly hooped on the grounding net rack 8, then the connecting sleeve 12 and the grounding plate 11 are clamped between the two protection plates 3 and fixed through the fixing hole or the screw by the steel wire which passes through the fixing hole or the screw back and forth, the outer wall of the down conductor 4 can be connected with the plurality of fixing sleeves 5, the firmness is increased, the grounding plate 11 is made of galvanized copper, the electric conduction performance is excellent, the contact area of the down conductor 4 and the grounding net rack 8 is increased, the area of conducting current is.

Example 2

Referring to fig. 3, a lightning protection device capable of resisting large current intensity, this embodiment compares in embodiment 1, and the outer wall welding of guard plate 3 has connecting plate 16, and relative connecting plate 16 welds second threaded rod 17 and round hole respectively, and second threaded rod 17 pegs graft in the round hole.

The working principle is as follows: when in use, the down lead 4 is inserted into the 'pipe' surrounded by the connecting sleeve 12 and passes through the through hole 10 as shown in the drawing, at this time, the fastening sleeve 12 and the down lead 4 can be connected without gap by using a tool such as a vice, the nut 14 on the first threaded rod 13 is screwed, the connecting ring 15 is tightly hooped on the grounding net rack 8, then the two protection plates 3 clamp the connecting sleeve 12 and the grounding plate 11 in the middle, and the connecting sleeve and the grounding plate are fixed by steel wires passing through the fixing holes or screws back and forth, the round hole on the connecting plate 16 is matched with the second threaded rod 17 for use, so that the connecting plate is further reinforced, the outer wall of the down lead 4 can be connected with a plurality of fixing sleeves 5, the firmness is increased, the grounding plate 11 is made of galvanized copper, the electric conductivity is excellent, and the contact area of the down lead 4 and the grounding net rack 8 is increased, the area for conducting current is increased, and the device can absorb larger current intensity.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The lightning protection device capable of resisting high-current strength comprises a ground plate (11) and is characterized in that the ground plate (11) is made of galvanized copper, a through groove is formed in the middle of the outer wall of the ground plate (11), fastening sleeves (12) which are distributed alternately are arranged on the outer wall of the ground plate (11), the fastening sleeves (12) are all arranged in a semicircular shape, a down lead (4) is inserted into the inner wall of each fastening sleeve (12), a connecting ring (15) is connected to the outer wall of the bottom of the ground plate (11), a first round hole is formed in the outer wall of one side of the connecting ring (15), a second round hole is formed in the position, opposite to the first round hole, of the outer wall of one side of the ground plate (11), a first threaded rod (13) is inserted into the inner wall of the first round hole, nuts (14) are connected to two ends of the outer wall of the first threaded rod (13) through threads, and a grounding net rack (8) is, and the outer walls of the grounding plate (11) and the connecting ring (15) are sleeved with the protection plate (3) and the protection ring (9), and the protection plate (3) and the protection ring (9) have elasticity.

2. A lightning protection means against high amperages according to claim 1, wherein the outer wall of the shielding plate (3) is provided with semicircular fixing grooves (1) and the fixing grooves (1) are adapted to the fastening sleeve (12).

3. A lightning protection means against high amperages according to claim 2, wherein said protecting plate (3) is provided with a plurality of fixing holes (2) in an equal distance on both sides of the fixing slots (1) on its outer wall.

4. A lightning protection means against high current intensities according to claim 1, characterized in that the connection between said protecting plate (3) and said protecting ring (9) is provided with a through hole (10), and the diameter of said through hole (10) is larger than the diameter of said down conductor (4).

5. A lightning protection device capable of resisting high current strength according to claim 4, wherein a fixing sleeve (5) is sleeved at one end of the outer wall of the down conductor (4), a fixing clamp (6) is fixed on the outer wall of the bottom of the fixing sleeve (5), and the fixing clamp (6) is clamped with the grounding grid (8).

6. A lightning protection device against high current intensities according to claim 5, characterized in that springs (7) are fixed on both sides of the outer wall of the fixing clip (6), and the springs (7) are sleeved with the grounding grid (8).

7. A lightning protection device against high current intensities according to claim 1, characterized in that the outer wall of the protection plate (3) is fixed with a connection plate (16), and the opposite connection plate (16) is respectively fixed with a second threaded rod (17) and a round hole, and the second threaded rod (17) is inserted in the round hole.