CN215221039U - Grounding lead-out device for rail transit - Google Patents

Abstract

The utility model discloses a ground connection draw-out device for track traffic, including zinc-plating protection bucket, there is the bucket door zinc-plating protection bucket rear side middle part through hinged joint, zinc-plating protection bucket external diameter is provided with the strengthening layer, the inside top fixed connection in first waterproof layer one side of strengthening layer, first waterproof layer opposite side fixedly connected with second waterproof layer, the inside fixedly connected with third water layer of second waterproof layer. The utility model discloses in, the stagnant water ring at both ends middle part about at first the zinc-plating protection bucket can effectually prevent oozing of groundwater, has improved the stray current protective properties of ground connection eduction gear, is coordinating first waterproof layer, second waterproof layer and third waterproof layer, both can effectually prolong the life of ground connection eduction gear, because there is zinc-plating on zinc-plating protection bucket surface, consequently can improve the life of zinc-plating protection bucket, is worth wideling popularize.

Description

Grounding lead-out device for rail transit

Technical Field

The utility model relates to an earthing device technical field especially relates to ground connection eduction gear for track traffic.

Background

The grounding device is also called a grounding integrated device: the earthing device is composed of earthing pole (plate), earthing bus (indoor or outdoor), earthing down lead (earthing jumper) and frame earthing, and is used to connect the electric system with the earth.

In the past, the grounding down lead is usually directly led out from a structural bottom plate or led out through a pvc pipe, so that the protection requirement of stray current cannot be met easily, however, underground water is prone to water seepage from the grounding down lead, the grounding down lead is damaged, and the internal copper bar is difficult to maintain.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and providing a grounding leading-out device for track traffic.

In order to achieve the above purpose, the utility model adopts the following technical scheme: ground connection eduction gear for track traffic, including zinc-plating protection bucket, there is the bucket door at zinc-plating protection bucket rear side middle part through hinged joint, bucket door external diameter is provided with the rubber pad, zinc-plating protection bucket external diameter is provided with the strengthening layer, the inside top fixed connection in strengthening layer is in first waterproof layer one side, first waterproof layer opposite side fixedly connected with second waterproof layer, the inside fixedly connected with third waterproof layer of second waterproof layer, the material of first waterproof layer is waterproof ventilated membrane, evenly be provided with a plurality of solid fixed rings on the zinc-plating protection bucket inner wall, the inside equal fixed connection of solid fixed ring is on the foam-rubber cushion external diameter, the middle part through-hole play fixedly connected with seal ring in both ends about the zinc-plating protection bucket, both ends about the generating line are drawn to seal ring difference fixed connection.

As a further description of the above technical solution:

and insulating filling layers are arranged in gaps between the spongy cushion and the galvanizing protective barrel.

As a further description of the above technical solution:

the middle part of the front side of the galvanizing protective barrel is provided with a sliding chute.

As a further description of the above technical solution:

the right end of the rear side of the barrel door is fixedly connected with a fastener.

As a further description of the above technical solution:

the rear side of the galvanized protective barrel is fixedly connected with a clamping piece at the position opposite to the fastening piece.

As a further description of the above technical solution:

the material of second waterproof layer is waterproofing membrane, the material of third waterproof layer is butyl rubber.

As a further description of the above technical solution:

the outer diameter of the middle end of the leading-out bus is fixedly connected with a heat-shrinkable belt, and the outer side of the heat-shrinkable belt is fixedly connected to the inner side of the spongy cushion.

As a further description of the above technical solution:

the insulating filling layer is made of paint resin.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, at first, the seal ring at both ends middle part about the zinc-plating protection bucket, can effectually prevent oozing of groundwater, the stray current protective properties of ground connection eduction gear has been improved, first waterproof layer is being cooperated, second waterproof layer and third water layer are prevented, the life of ground connection eduction gear both can effectually be prolonged, it makes to have pressure to exert on the zinc-plating protection bucket, the inside foam-rubber cushion of zinc-plating protection bucket can play the effect of relieving pressure, thereby the protection draws the generating line, avoid receiving the damage, because there is zinc-plating on zinc-plating protection bucket surface, consequently, can improve the life of zinc-plating protection bucket.

2. The utility model discloses in, having pressure to apply when zinc-plating protection bucket and making, the inside foam-rubber cushion of zinc-plating protection bucket can play the effect of relieving pressure to the protection is drawn forth the generating line, is avoided receiving the damage, when drawing forth the generating line and receiving the damage, can maintain its inside through opening the bucket door, and convenient the change, the setting for of fastener and fastener can prevent that inside drawing forth the generating line from being stolen simultaneously, has improved device factor of safety, is worth wideling popularize.

Drawings

Fig. 1 is a front view of a ground leading-out device for rail transit according to the present invention;

fig. 2 is a rear view of the ground leading-out device for rail transit according to the present invention;

fig. 3 is a schematic top view of an internal structure of the ground leading-out device for rail transit according to the present invention;

fig. 4 is a top view of the galvanized protective barrel in the grounding leading-out device for rail transit provided by the utility model;

fig. 5 is an internal structure diagram of an enhanced layer in the ground leading-out device for track traffic.

Illustration of the drawings:

1. leading out a bus; 2. a strengthening layer; 3. a heat-shrinkable tape; 4. a fixing ring; 5. a water stop ring; 6. a sponge cushion; 7. an insulating filling layer; 8. a barrel door; 9. a galvanization protection barrel; 10. a rubber pad; 11. a chute; 12. a first waterproof layer; 13. a second waterproof layer; 14. a third water layer; 15. a fastener; 16. the fastener.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention provides an embodiment: the grounding leading-out device for track traffic comprises a zinc-plated protection barrel 9, the middle part of the rear side of the zinc-plated protection barrel 9 is connected with a barrel door 8 through a hinge, the outer diameter of the barrel door 8 is provided with a rubber pad 10 which can prevent the friction damage to the zinc-plated protection barrel 9 when being opened or closed again, the service life is prolonged, the outer diameter of the zinc-plated protection barrel 9 is provided with a strengthening layer 2, the top end inside the strengthening layer 2 is fixedly connected to one side of a first waterproof layer 12, the other side of the first waterproof layer 12 is fixedly connected with a second waterproof layer 13, the inside of the second waterproof layer 13 is fixedly connected with a third waterproof layer 14, the first waterproof layer 12 is made of a waterproof and breathable film, a plurality of fixing rings 4 are uniformly arranged on the inner wall of the zinc-plated protection barrel 9, the insides of the fixing rings 4 are fixedly connected to the outer diameter of a sponge cushion 6, water stop rings 5 are fixedly connected to the middle through holes at the upper and lower ends of the zinc-plated protection barrel 9, and the leakage of underground water can be effectively prevented, the water stop rings 5 are respectively and fixedly connected with the upper end and the lower end of the leading-out bus 1, firstly, the water stop rings 5 in the middle parts of the upper end and the lower end of the zinc-plating protective barrel 9 can effectively prevent underground water from seeping out, the stray current protection performance of the grounding leading-out device is improved, the service life of the grounding leading-out device can be effectively prolonged by matching the first waterproof layer 12, the second waterproof layer 13 and the third waterproof layer 14, when pressure is applied on the zinc-plating protective barrel 9, the sponge cushion 6 in the zinc-plating protective barrel 9 can play a role of reducing pressure, so that the leading-out bus 1 is protected from being damaged, the zinc plating exists on the surface of the zinc-plating protective barrel 9, therefore, the service life of the zinc-plating protective barrel 9 can be prolonged, when the leading-out bus 1 is damaged, the interior of the leading-out bus can be maintained by opening the barrel door 8, the replacement is convenient, meanwhile, the setting of the fastener 16 and the fastener 15 can prevent the leading-out bus 1 in the interior from being stolen, the safety coefficient of the device is improved, and the device is worthy of great popularization.

Gap all is provided with insulating filling layer 7 between foam-rubber cushion 6 and zinc-plated protection bucket 9, zinc-plated protection bucket 9 front side middle part is provided with spout 11, make things convenient for ground connection eduction gear's installation and dismantlement, 8 rear sides right-hand member fixedly connected with fasteners 15 of bucket door, 9 rear sides of zinc-plated protection bucket are at fastener 15 relative position department fixedly connected with fastener 16, the material of second waterproof layer 13 is waterproofing membrane, the material of third waterproof layer 14 is butyl rubber, draw out 1 middle-end external diameter fixedly connected with pyrocondensation area 3 of generating line, can be effectual insulating to drawing out generating line 1, 3 outside fixed connection in pyrocondensation area are inboard at foam-rubber cushion 6, the material of insulating filling layer 7 is paint resin.

The working principle is as follows: firstly, the water stop rings 5 in the middle parts of the upper end and the lower end of the galvanized protective barrel 9 can effectively prevent groundwater seepage and improve the stray current protection performance of the grounding leading-out device, and the service life of the grounding leading-out device can be effectively prolonged by matching with the first waterproof layer 12, the second waterproof layer 13 and the third waterproof layer 14, when pressure is applied on the galvanized protective barrel 9, the spongy cushion 6 in the galvanized protective barrel 9 can play a role of reducing pressure, so that the leading-out bus 1 is protected and prevented from being damaged, because the surface of the galvanized protective barrel 9 is galvanized, the service life of the galvanized protective barrel 9 can be prolonged, when the leading-out bus 1 is damaged, the interior of the galvanized protective barrel can be maintained by opening the barrel door 8, the replacement is convenient, meanwhile, the setting of the clamping piece 16 and the fastening piece 15 can prevent the leading-out bus 1 in the interior from being stolen, and the safety coefficient of the device is improved, is worthy of being widely popularized.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (7)

1. Track traffic is with ground connection eduction gear, including zinc-plated protection bucket (9), its characterized in that: the middle part of the rear side of the galvanizing protective barrel (9) is connected with a barrel door (8) through a hinge, a rubber pad (10) is arranged on the outer diameter of the barrel door (8), a strengthening layer (2) is arranged on the outer diameter of the galvanizing protective barrel (9), the top end inside the strengthening layer (2) is fixedly connected with one side of the first waterproof layer (12), the other side of the first waterproof layer (12) is fixedly connected with a second waterproof layer (13), a third waterproof layer (14) is fixedly connected inside the second waterproof layer (13), the first waterproof layer (12) is made of a waterproof breathable film, the inner wall of the galvanizing protective barrel (9) is uniformly provided with a plurality of fixing rings (4), the inner parts of the fixing rings (4) are fixedly connected on the outer diameter of the spongy cushion (6), a water stop ring (5) is fixedly connected with a through hole at the middle part of the upper end and the lower end of the galvanizing protective barrel (9), the water stop rings (5) are respectively and fixedly connected to the upper end and the lower end of the leading-out bus (1).

2. The ground extraction device for rail transit of claim 1, wherein: and insulating filling layers (7) are arranged in gaps between the spongy cushion (6) and the zinc-plated protective barrel (9).

3. The ground extraction device for rail transit of claim 1, wherein: the middle part of the front side of the galvanizing protective barrel (9) is provided with a chute (11).

4. The ground extraction device for rail transit of claim 1, wherein: the right end of the rear side of the barrel door (8) is fixedly connected with a fastener (15).

5. The ground extraction device for rail transit of claim 1, wherein: the rear side of the galvanized protective barrel (9) is fixedly connected with a clamping piece (16) at the position opposite to the clamping piece (15).

6. The ground extraction device for rail transit of claim 1, wherein: the material of second waterproof layer (13) is waterproofing membrane, the material of third waterproof layer (14) is butyl rubber.

7. The ground extraction device for rail transit of claim 1, wherein: the outer diameter of the middle end of the leading-out bus (1) is fixedly connected with a thermal shrinkage belt (3), and the outer side of the thermal shrinkage belt (3) is fixedly connected to the inner side of the sponge cushion (6).

Images