CN214255703U

CN214255703U - Lightning protection ground protection box with upper and lower cavity

Info

Publication number: CN214255703U
Application number: CN202022729718.8U
Authority: CN
Inventors: 顾星星
Original assignee: CHANGSHA RUNXUN COMMUNICATION EQUIPMENT CO LTD
Current assignee: CHANGSHA RUNXUN COMMUNICATION EQUIPMENT CO LTD
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-09-21
Anticipated expiration: 2030-11-23

Abstract

The utility model discloses a lightning grounding protection box body with an upper cavity and a lower cavity, a first shell comprises a first opening arranged on the first shell, a first cover plate used for sealing the first opening and a first cavity used for accommodating a lightning grounding component; the second shell comprises a second opening, a third opening, a second cover plate and a second cavity, wherein the second opening and the third opening are formed in the second shell, the second cover plate is used for sealing the third opening, the second cavity is used for containing the wiring terminal, the second shell is connected with the first shell, and the second cavity is communicated with the first cavity. The utility model discloses a protection box can protect lightning grounding components and parts and binding post respectively, causes the interference mutually when avoiding overhauing.

Description

Lightning protection ground protection box with upper and lower cavity

Technical Field

The utility model relates to a lightning protection technical field, concretely relates to lightning protection ground protection box with upper and lower cavity.

Background

The effect of lightning protection ground protection box is for the components and parts in the protection box, and the box is closure state when operating condition, but overhauls the case lid that the in-process needs frequent opening the box, and the lightning protection box that bulletin number is CN210273496U includes: the lightning protection device comprises a shell, a first connecting piece and a second connecting piece, wherein the shell comprises a cavity for accommodating a lightning protection component; the fuse is fused when the current in a circuit connected with the lightning protection box is larger than the rated current of the lightning protection box; the surge protector is in a high-resistance state when a circuit connected with the lightning protection box is in a normal state, and when a surge exists in the circuit connected with the lightning protection box, the surge protector is instantly changed into a low-resistance state to release lightning current; the three-phase decoupler is used for preventing lightning current from flowing to rear protection equipment when a circuit connected with the lightning protection box has surge; and in the protection circuit where the fuse, the surge protector and the three-phase decoupler are located, at least part of different components are connected through copper bars.

In the lightning protection box, the wiring terminal is exposed outside the shell, so that the protection of the wiring terminal is not facilitated, and the protection of other components connected with the wiring terminal is also not facilitated.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem that exists, the utility model provides a lightning grounding protection box of cavity about having, its concrete technical scheme as follows:

a lightning grounding protection box with upper and lower cavities comprises

The lightning protection grounding component comprises a first shell, a second shell and a grounding component, wherein the first shell comprises a first opening arranged on the first shell, a first cover plate used for sealing the first opening and a first cavity used for accommodating the lightning protection grounding component;

the second shell comprises a second opening, a third opening, a second cover plate and a second cavity, wherein the second opening and the third opening are formed in the second shell, the second cover plate is used for sealing the third opening, the second cavity is used for containing the wiring terminal, the second shell is connected with the first shell, and the second cavity is communicated with the first cavity.

Furthermore, one side of the first cover plate is hinged with one side of the first shell, and the second cover plate is connected with the second shell through a screw.

Further, be equipped with all around the first opening outside respectively the flashing board that the head and the tail connected gradually, the flashing board includes the first board of buckling with first casing fixed connection and buckles the board with the perpendicular just fixed connection's of first board of buckling second, the board is buckled with the plane parallel at first opening place to the second, first apron is one side open-ended and partly surrounds the type, first apron seals the flashing board in the first opening outside is wrapped up during first opening.

Furthermore, rain-proof boards are respectively arranged on the top surface and the two side surfaces of the third opening.

Further, the thickness of the second shell is smaller than that of the first shell, and a step surface is formed at the joint of the first shell and the second shell.

Further, still include alarm device, alarm device includes alarm lamp, push rod, switch and power, the alarm lamp is installed in the first casing outside, push rod fixed connection is in one side of first apron towards first cavity, the switch mounting is inboard in first casing, works as when first apron is closed, push rod extrusion switch makes the switch disconnection.

Furthermore, the switch comprises a switch seat, a spring and a conductor, the switch seat comprises a connecting cavity and a first groove, the connecting cavity is arranged in the switch seat and is communicated with the outside through the first groove, two sides of the first groove are respectively provided with a separating block to separate the first cavity into a second groove and a third groove, a wire inlet plate is arranged in the second groove, a wire outlet plate is arranged in the third groove, the wire inlet plate and the wire outlet plate are respectively connected with a power supply, the conductor is arranged in the connecting cavity, one end of the spring is fixedly connected with the conductor, the other end of the conductor is fixedly connected with an inner side surface of the switch seat far away from the first groove, two ends of the conductor are bent towards the same side and are respectively inserted into the second groove and the third groove under the action of the elastic force of the spring to enable the wire inlet plate and the wire outlet plate to be communicated, the alarm lamp is connected between the power supply and the wire inlet plate, and the first cover plate seals the first opening, the push rod pushes the conductor to enable the two ends of the conductor to be separated from the first groove and the second groove.

Further, the spring is a plastic spring.

Has the advantages that: 1. the utility model provides a pair of lightning grounding protection box with upper and lower cavity, this protection box is including the first casing that has first cavity and the second casing that has the second cavity, first cavity is used for holding lightning grounding components and parts, the second cavity is used for holding binding post, make binding post also can obtain the protection of protection box, and at the maintenance in-process, if lightning grounding components and parts goes wrong then only need open first apron and overhaul, if binding post's line goes wrong then only need open the second apron and overhaul, avoid the mutual interference and other troubles that cause.

2. The utility model provides a pair of lightning grounding protection box with upper and lower cavity goes out at the first opening of first casing and is provided with the flashing board, and parcel flashing board when first apron seals first opening can avoid the rainwater to flow in the first cavity from the clearance between first casing and the first apron to carry out waterproof protection to lightning grounding components and parts.

3. The utility model provides a pair of lightning grounding protection box with upper and lower cavity is provided with alarm device on first casing, can carry out light warning suggestion when first apron is not closed, lets the constructor in time discover that first apron does not seal first opening to further avoid because of the rainwater erosion that first apron does not close and lead to.

Drawings

Fig. 1 is a schematic view of the overall structure of the protective box of the present invention;

fig. 2 is a schematic structural view of the protective box body after the first cover plate and the second cover plate are opened;

fig. 3 is a schematic structural diagram of the switch of the present invention.

Reference numerals: 1-a first housing; 2-a second housing; 3-an alarm device; 4-rain-proof plate; 11-a first cover plate; 12-a first cavity; 13-a first opening; 21-a second cover plate; 22-a second cavity; 23-a second opening; 24-a third opening; 25-inclined plane; 31-a warning light; 32-a push rod; 33-a switch; 41-a first bending plate; 42-a second bending plate; 331-a switch base; 332-a spring; 333-conductors; 334-a first groove; 335-a connecting chamber; 336-a second groove; 337-third slot; 338-a line feeding board; 339-outlet plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

As shown in FIG. 1 and FIG. 2, a lightning grounding protection box with upper and lower cavities comprises

The lightning protection grounding device comprises a first shell 1, a second shell and a grounding circuit, wherein the first shell 1 comprises a first opening 13 formed in the first shell 1, a first cover plate 11 used for closing the first opening 13 and a first cavity 12 used for accommodating a lightning protection grounding component;

the second housing 2 includes a second opening 23, a third opening 24, a second cover plate 21 for closing the third opening 24, and a second cavity 22 for accommodating the connection terminal, which are provided on the second housing 2, the second housing 2 is connected to the first housing 1, and the second cavity 22 is communicated with the first cavity 12.

In this embodiment, the protection box includes a first housing 1 having a first cavity 12 and a second housing 2 having a second cavity 22, the lightning protection grounding component is disposed in the first cavity 12, and the connection terminal is disposed in the second cavity 22, so that the lightning protection grounding component is separated from the connection terminal, because the first cavity 12 is communicated with the second cavity 22, the connection terminal can be directly connected with the lightning protection grounding component, and the connection line between the connection terminal and the grounding electrode can penetrate through the second opening 23, thereby providing better protection for the connection terminal and the lightning protection grounding component connected with the connection terminal; in addition, when the lightning protection grounding component or the wiring terminal is overhauled, only the first cover plate 11 or the second cover plate 12 needs to be opened correspondingly, and other faults caused by mutual influence are avoided.

Particularly, first casing 1, second casing 2 and flashing 4 are integrated into one piece, avoid producing the clearance between each part to avoid the rainwater invasion, because second cavity 22 and first cavity 12 intercommunication, directly install back on the electric control dish with hierarchical earial drainage lightning grounding device and binding post, insert first cavity 12 with the electric control dish from first opening 13 in, and make the binding post position get into in the second cavity 22.

Specifically, one side of the first cover plate 11 is hinged with one side of the first shell 1, so that the first cover plate 11 can be conveniently opened to overhaul the lightning grounding component; the second cover plate 21 is connected to the second housing 2 by screws, and generally, the second cover plate 21 does not need to be opened to repair the terminal, thereby protecting the terminal.

Further, be equipped with all around in the first opening 13 outside respectively the flashing 4 that the head and the tail connected gradually, flashing 4 includes with first casing 1 fixed connection's first board 41 of buckling and with first board 41 perpendicular just fixed connection's second board 42 of buckling, the second board 42 of buckling is parallel with the plane at first opening 13 place, first apron 11 is one side open-ended semi-enclosed type, first apron 11 seals the flashing 4 in the first opening 13 outside of parcel during 13.

In this embodiment, the rain-proof plate 4 is disposed outside the first opening 13, the rain-proof plate 4 includes a first bending plate 41 and a second bending plate 42, the first bending plate 41 is perpendicular to the plane where the first opening 13 is located, the second bending plate 42 is parallel to the plane where the first opening 13 is located, specifically, the second bending plate 42 faces the outside of the first housing 1, a diversion trench for guiding rainwater is formed between the rain-proof plate 4 and the first housing 1, the first cover plate 11 of the semi-surrounding type encloses the rain-proof plate 4 when closing the first opening 13, so that rainwater flows into the diversion trench between the rain-proof plate 4 and the first housing 1 when invading along the gap between the first cover plate 11 and the first housing 1, thereby protecting rainwater.

Furthermore, the top surface and two side surfaces of the third opening 24 are respectively provided with a rain-proof plate 4.

In the present embodiment, the third opening 24 is located on the front surface of the second casing 2, i.e. the side of the second casing 2 close to the first opening 13, the second opening 23 is located on the bottom surface of the second casing 2, and the front surface and the bottom surface of the second casing 2 are connected by a transitional inclined surface 25, so that rainwater can flow downwards along the inclined surface 25, and further rainwater is prevented from invading into the second casing 2; a flashing 4 is provided outside the third opening 24, and the structure of the flashing 4 is the same as that of the flashing 4 outside the first opening 13.

Furthermore, the thickness of the second shell 2 is smaller than that of the first shell 1, and a step surface is formed at the joint of the first shell 1 and the second shell 2.

Specifically, the back surface of the first housing 1 and the back surface of the second housing 2 are located on the same plane, and the front surface of the first housing 1 is higher than the front surface of the second housing 2, so that rainwater collected on the front surface of the first housing 1 directly falls along the first cover plate 11, and further rainwater is prevented from entering the second cavity 22.

Furthermore, as shown in fig. 3, the portable electronic device further includes an alarm device 3, when the first cover plate 11 does not close the first opening 13, the alarm device 3 includes an alarm lamp 31, a push rod 32, a switch 33 and a power supply, the alarm lamp 31 is installed outside the first housing 1, the push rod 32 is fixedly connected to one side of the first cover plate 11 facing the first cavity 12, the switch 33 is installed inside the first housing 1, and when the first cover plate 11 is closed, the push rod 32 presses the switch 33 to disconnect the switch 33.

Specifically, the switch 33 includes a switch base 331, a spring 332 and a conductor 333, the switch base 331 includes a connection cavity 335 and a first groove 334, the connection cavity 335 is disposed in the switch base 331 and is communicated with the outside through the first groove 334, two sides of the first groove 334 are respectively provided with a separation block to separate the first cavity 12 into a second groove 336 and a third groove 337, the second groove 336 is provided with a wire inlet plate 338, the third groove 337 is provided with a wire outlet plate 339, the wire inlet plate 338 and the wire outlet plate 339 are respectively connected with a power supply, the conductor 333 is disposed in the connection cavity 335, one end of the spring 332 is fixedly connected with the conductor 333, the other end of the conductor 333 is fixedly connected with an inner side surface of the switch base 331 far from the first groove 334, two ends of the conductor 333 are bent to the same side and are respectively inserted into the second groove 336 and the third groove 337 under the elastic force of the spring 332 to conduct the wire inlet plate 338 and the wire outlet plate 339, the alarm lamp 31 is connected between the power supply and the wire inlet plate 338, and when the first cover plate 11 closes the first opening 13, the push rod 32 pushes the conductor 333 to make the two ends of the conductor 333 come off from the first groove 334 and the second groove 336.

In the embodiment, when the first cover 11 closes the first opening 13, the push rod 32 on the first cover 11 is inserted into the first groove 334, and the conductor 333 is pressed downward, so that both ends of the conductor 333 are pulled out from the second groove 336 and the third groove 337, and thus an open circuit is formed between the outlet plate 339 and the inlet plate 338, and the alarm lamp 31 is in an off state. When the first cover plate 11 is opened due to human reasons or other reasons, the push rod 32 is lifted in the first groove 334, the two ends of the conductor 333 lose the pressure of the push rod 32 and are inserted into the second groove 336 and the third groove 337 under the elastic force of the spring 332 to be respectively contacted with the outlet plate 339 and the inlet plate 338, so that a passage is restored between the outlet plate 339 and the inlet plate 338, the alarm lamp 31 is in a light-emitting state at the moment, a constructor can timely find the abnormal state of the first cover plate 11 and close the first opening 13 again, and the hidden danger of rainwater intrusion is avoided.

Further, the spring 332 is a plastic spring.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiment, but all equivalent modifications or changes made by those skilled in the art according to the present invention should be included in the protection scope of the claims.

Claims

1. The utility model provides a lightning grounding protection box with upper and lower cavity which characterized in that: comprises that

The lightning protection grounding device comprises a first shell (1) and a second shell, wherein the first shell (1) comprises a first opening (13) formed in the first shell (1), a first cover plate (11) used for closing the first opening (13), and a first cavity (12) used for accommodating a lightning protection grounding component;

second casing (2), including offering second opening (23), third opening (24) on second casing (2), second apron (21) that are used for sealing third opening (24) and be used for holding binding post's second cavity (22), second casing (2) with first casing (1) is connected, second cavity (22) and first cavity (12) intercommunication.

2. The lightning protection grounding protection box body with the upper cavity and the lower cavity as claimed in claim 1, wherein: one side of the first cover plate (11) is hinged with one side of the first shell (1), and the second cover plate (21) is connected with the second shell through screws.

3. The lightning protection grounding protection box body with the upper cavity and the lower cavity as claimed in claim 1, wherein: be equipped with all around in the first opening (13) outside respectively the flashing board (4) that the head and the tail connected gradually, flashing board (4) include with first casing (1) fixed connection first buckle board (41) and buckle board (42) with first buckle board (41) perpendicular just fixed connection's second, board (42) are buckled to the second is parallel with the plane at first opening (13) place, first apron (11) are one side open-ended and partly surround the type, first apron (11) seal flashing board (4) in the first opening (13) outside are wrapped up during first opening (13).

4. The lightning protection grounding protection box body with the upper cavity and the lower cavity as claimed in claim 3, wherein: rain-proof plates (4) are respectively arranged on the top surface and the two side surfaces of the third opening (24).

5. The lightning protection grounding protection box body with the upper cavity and the lower cavity as claimed in claim 1, wherein: the thickness of second casing (2) is less than first casing (1), the junction of first casing (1) and second casing (2) forms the ladder face.

6. The lightning protection grounding protection box body with the upper cavity and the lower cavity as claimed in any one of claims 1 to 5, wherein: still include alarm device (3), alarm device (3) include alarm lamp (31), push rod (32), switch (33) and power, install in first casing (1) outside alarm lamp (31), push rod (32) fixed connection is in one side of first apron (11) towards first cavity (12), install in first casing (1) inboard switch (33), work as when first apron (11) are closed, push rod (32) extrusion switch (33) make switch (33) break off.

7. The lightning protection grounding protection box body with the upper cavity and the lower cavity as claimed in claim 6, wherein: switch (33) are including switch seat (331), spring (332) and conductor (333), switch seat (331) is including connecting chamber (335), first groove (334), connect chamber (335) and arrange switch seat (331) in and communicate with the external world through first groove (334), the both sides of first groove (334) are equipped with the spacer block respectively and separate into second groove (336) and third groove (337) with first cavity (12), be equipped with into line board (338) in second groove (336), be equipped with outlet plate (339) in third groove (337), it is connected with the power respectively to enter line board (338) and outlet plate (339), conductor (333) arrange in connect chamber (335) and the one end and the conductor (333) fixed connection of spring (332), the other end with a fixed connection of first groove (334) is kept away from to switch seat (331), the both ends of conductor (333) are to same side bending and insert the second medial surface respectively under the effect of spring (332) elasticity The wire inlet plate (338) and the wire outlet plate (339) are communicated in the grooves (336) and the third groove (337), the alarm lamp (31) is connected between the power supply and the wire inlet plate (338), and when the first cover plate (11) seals the first opening (13), the push rod (32) pushes the conductor (333) to enable the two ends of the conductor (333) to be separated from the first groove (334) and the second groove (336).

8. The lightning protection grounding protection box body with the upper cavity and the lower cavity as claimed in claim 7, wherein: the spring (332) is a plastic spring.