CN211377556U - Lightning protection junction cabinet - Google Patents

Abstract

The utility model discloses a lightning protection junction box, the intelligent cabinet temperature adjusting device comprises a cabinet body, the internal storage line chamber that is provided with of cabinet, at least one side wall in storage line chamber constitute by the cable fixed plate of ground connection, the cable that gets into the cabinet body is stored in storage line intracavity and is fixed on the cable fixed plate to the shielding layer and the cable fixed plate electric conductance of cable are led to. Lightning protection separated time cabinet rational utilization space, compact structure, occupation space are little, effective fixed, storage cable and realize the shielding ground connection of cable, solved the problem of cable shielding layer ground connection in the cabinet, satisfy miniaturized development's demand, can be applied to the narrow and small place in space, application scope is wide, the use reliability is high, it is convenient to maintain, change.

Description

Lightning protection junction cabinet

Technical Field

The utility model relates to a lightning protection equipment technical field especially relates to a lightning protection junction box.

Background

The lightning protection junction box has higher and higher requirements on reliability and safety of rail transit, equipment faults can be caused by lightning disasters, and the lightning protection junction box is an important factor influencing the reliability of the rail transit. However, the existing lightning protection junction box occupies a large volume, is difficult to be applied to a place with a narrow space, cannot meet the requirement of miniaturization development, and is poor in applicability.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve and the technical task who provides improve prior art, provide a lightning protection separated time cabinet, solve the lightning protection separated time cabinet among the prior art and occupy bulky, can not effectively utilize the space, are difficult to be applicable to the problem in the narrow and small place in space.

For solving the above technical problem, the technical scheme of the utility model is that:

the utility model provides a lightning protection junction box, includes the cabinet body, the cabinet body in be provided with and store up the line chamber, at least one side wall in storage line chamber constitute by the cable fixed plate of ground connection, the cable that gets into the cabinet body is stored and is stored in storing up the line intracavity and fixed on the cable fixed plate to the shielding layer and the cable fixed plate electric conductance of cable are led to. Lightning protection separated time cabinet rational utilization space, at the internal integrated line chamber that sets up of cabinet, also by effective fixed when the cable is stored, avoid the cable to drop in disorder, guarantee job stabilization nature, the storage of cable does not occupy the exterior space, make the structure compacter, can be applicable to the narrow and small place in space, application scope is wide to the cable directly realizes shielding ground connection through the cable fixed plate, need not to set up extra part, the structure is compacter, satisfies the demand of miniaturized development.

Further, the wire storage cavity is an area between two cable fixing plates arranged at intervals in the cabinet body, the structure is simple and compact, real-time and convenient, cables entering the cabinet body can be respectively fixed on the two cable fixing plates, the fixation is more flexible and convenient, and the wire storage cavity can be suitable for the condition that the number of the cables is large.

Further, store up the line chamber still including being provided with the storage line apron of going out the line opening, store up the line apron and enable to store up the line chamber and keep apart with other regions internal relatively of cabinet, the stable storage of guarantee cable is in storing up the line intracavity.

Furthermore, the surface of the cable fixing plate is conductive, the shielding layer of the cable is directly contacted with the surface of the cable fixing plate to realize shielding grounding, the electrical connection is convenient and simple, and no additional part is needed.

Furthermore, the cable fixing plate is provided with a plurality of binding buckles and/or fixing holes for fixing the cable, so that the cable can be conveniently and flexibly fixed.

Further, cabinet body bottom and/or top set up business turn over line mouth, be provided with the apron that is used for controlling business turn over line mouth aperture on the business turn over line mouth, can adjust the aperture of business turn over line mouth according to the quantity of actual cable, nimble suitability is good, the leakproofness of the cabinet body when the cable of guarantee different quantity gets into the cabinet body.

Furthermore, the cabinet body is internally provided with a mounting plate on which a plurality of lightning protection module bases are arranged, so that multi-path lightning protection can be conveniently carried out.

Furthermore, the mounting panel on be provided with the wire casing that supplies the cable to walk the line, make the cable walk the line more standard neat, avoid the cabinet body in-house circuit in disorder.

Furthermore, the mounting panel set up the guide rail that supplies lightning protection module base installation, maintenance, change that can be nimble convenient.

Furthermore, two rows of the lightning protection module bases are symmetrically arranged, the lightning protection module bases in each group are connected to one transverse bus bar, the height of the cabinet body can be effectively reduced, the structure is more compact, and the transverse bus bars are connected to the longitudinal bus bars which are grounded.

Compared with the prior art, the utility model discloses the advantage lies in:

lightning protection separated time cabinet rational utilization space, compact structure, occupation space are little, effective fixed, storage cable and realize the shielding ground connection of cable, solved the problem of cable shielding layer ground connection in the cabinet, satisfy miniaturized development's demand, can be applied to the narrow and small place in space, application scope is wide, the use reliability is high, it is convenient to maintain, change.

Drawings

FIG. 1 is an exploded view of a lightning protection junction box;

FIG. 2 is a schematic diagram of a wire storage cavity of the lightning protection junction box;

FIG. 3 is a schematic structural view of a cable fixing plate;

FIG. 4 is a schematic view of the mounting plate;

fig. 5 is a schematic structural diagram of a cable inlet and outlet at the bottom of the lightning protection junction box.

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.

The embodiment of the utility model discloses a lightning protection separated time cabinet, abundant reasonable space utilization that carries on, compact structure, small satisfies the demand of miniaturized development, can be applied to the narrow and small place in space, and application scope is wide, uses the reliability height.

As shown in fig. 1 to 5, a lightning protection junction box includes a cabinet body 10, a mounting plate 90 in which a plurality of lightning protection module bases 100 are arranged is provided in the cabinet body 10, a wire inlet and outlet 11 is provided at the bottom of the cabinet body 10, a wire storage cavity a adjacent to the wire inlet and outlet 11 is provided at the lower part of the cabinet body 10, and the cabinet body 10 is further provided with a front door assembly 20, a rear door assembly 40 and a side door 30, so as to facilitate maintenance and replacement of equipment;

specifically, two cable fixing plates 60 are arranged at the lower part of the cabinet 10 at intervals in the front-back direction, a cable storage cavity a is an area between the two cable fixing plates 60, the cable storage cavity a further comprises a cable storage cover plate 50 arranged above the two cable fixing plates 60, the cable storage cover plate 50 is specifically composed of a front cable storage cover plate and a rear cable storage cover plate which are positioned in the front-back direction of the cabinet 10, and a gap is formed between the front cable storage cover plate and the rear cable storage cover plate to form a wire outlet port, in the embodiment, the cable storage cover plate 50 is not directly covered on the cable fixing plates 60, a gap is reserved between the cable storage cover plate 50 and the cable fixing plates 60, and the gap forms a wire inlet port, that is, the cable 130 entering the cabinet from the wire inlet/outlet port 11 is fixed at the outer sides of the two cable fixing plates 60, the core wire stripped from the cable 130 enters the cable storage cavity a through the wire inlet port to be coiled and stored, and the cable 130 is led out from the wire outlet port to the bottom of The socket 100 is connected;

in the embodiment, the surface of the cable fixing plate 60 is conductive, and the cable fixing plate 60 is connected with the ground wire to realize grounding, when the cable 130 entering the cabinet is fixed on the cable fixing plate 60, the shielding layer of the cable 130 is in contact with the surface of the cable fixing plate 60 to realize electrical conduction, thereby realizing the shielding grounding of the cable 130, and in particular, the cable fixing plate 60 is provided with a plurality of binding buckles 61 and/or fixing holes 62 for fixing the cable 130, the binding buckle 61 is a T-shaped binding buckle, the T-shaped binding buckle is a through hole formed on the cable fixing plate 60, a T-shaped fixing part extends from the edge of the through hole to the middle part of the through hole, the shielding layer of the cable can be directly pressed on the cable fixing plate 60 through the T-shaped binding buckle by using a binding piece to realize electrical conduction, the fixing hole 62 is a screw hole, the shielding layer of the cable can be laminated on the fixing hole 62 through the threaded fastener to realize electrical conduction;

the mounting plate 90 is further provided with a wire groove 80 for the cable 130 to run, the lightning protection module base 100 and the wire groove 80 are respectively located on two sides of the mounting plate 90, the mounting plate 90 is provided with a wire passing hole 92 penetrating through the mounting plate 90, the cable 130 is led out from the wire storage cavity a and then runs along the wire groove 80, and then the cable 130 passes through the wire passing hole 92 to be connected with the lightning protection module base 100, specifically, the mounting plate 90 is provided with a guide rail 91 for the lightning protection module base 100 to be mounted, and the wire passing holes 92 are distributed on two sides of the guide rail 91; in this embodiment, the two rows of the lightning protection module bases 100 are symmetrically arranged in a group, and a plurality of groups are arranged along the height direction, the lightning protection module bases 100 in each group are commonly connected to one transverse bus bar 110, the transverse bus bar 110 is located between the two rows of the lightning protection module bases 100, so that the space in the height direction can be saved, and the transverse bus bars 110 are commonly connected to the longitudinal bus bar 120 connected to the ground, so as to realize the lightning protection ground.

Be provided with the apron 12 that is used for controlling business turn over line mouth aperture on business turn over line mouth 11, it is concrete, be provided with bar hole 14 on the apron 12, fastener 13 that passes bar hole 14 fixes apron 12 on the cabinet body, fastener 13 specifically can adopt the bolt, the nut, not hard up behind the fastener 13, apron 12 slides along bar hole 14 and controls the aperture of business turn over line mouth, the different cable quantity of adaptation can be nimble, guarantee the leakproofness of the cabinet body when the cable of different quantity gets into the cabinet body, avoid adopting fixed open-ended business turn over line mouth and when cable quantity is less, business turn over line mouth constitutes the inside and outside passageway of the intercommunication cabinet body, reduce equipment and wet, the risk of insect pest.

The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the spirit and scope of the invention, and such modifications and enhancements are intended to be within the scope of the invention.

Claims (10)

1. The utility model provides a lightning protection junction box, its characterized in that includes the cabinet body (10), the cabinet body (10) in be provided with and store up line chamber (a), at least one side wall of storing up line chamber (a) constitute by grounded cable fixed plate (60), cable (130) that get into the cabinet body (10) store in storing up line chamber (a) and fixed on cable fixed plate (60) to the shielding layer and the cable fixed plate (60) electric conductance of cable (130).

2. The lightning protection junction box according to claim 1, wherein the cable storage chamber (a) is a region between two cable fixing plates (60) spaced apart from each other in the cabinet body (10).

3. The lightning protection junction box according to claim 1, wherein said wire storage chamber (a) further comprises a wire storage cover plate (50) provided with a wire outlet port.

4. The lightning protection junction box of claim 1 wherein said cable retention plate (60) is electrically conductive.

5. The lightning protection junction box according to claim 1, wherein the cable fixing plate (60) is provided with a plurality of binding buckles (61) and/or fixing holes (62) for fixing the cables (130).

6. The lightning protection junction box according to claim 1, wherein a wire inlet and outlet (11) is arranged at the bottom and/or the top of the box body (10), and a cover plate (12) for controlling the opening degree of the wire inlet and outlet is arranged on the wire inlet and outlet (11).

7. The lightning protection distribution cabinet according to any one of claims 1 to 6, wherein a mounting plate (90) is arranged in the cabinet body (10) and a plurality of lightning protection module bases (100) are arranged in the cabinet body.

8. The lightning protection junction box according to claim 7, wherein a trunking (80) for routing cables (130) is provided on the mounting plate (90).

9. The lightning protection junction box of claim 7 wherein the mounting plate (90) is provided with rails (91) for mounting the lightning protection module base (100).

10. The lightning protection junction box of claim 7 wherein the lightning protection module mounts (100) are arranged in two symmetrical rows, the lightning protection module mounts (100) in each row being connected together to a transverse bus bar (110), the transverse bus bars (110) being connected together to a longitudinal bus bar (120) which is grounded.

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