CN216903389U - Lightning-proof grounding wire-rewinding device for wet-type spiral gas cabinet - Google Patents

Abstract

The utility model discloses a lightning protection grounding wire rewinding device for a wet-type spiral gas holder, which comprises a guide pipe arranged on the outer edge of the top of the wet-type spiral gas holder, wherein the wire inlet end of the guide pipe faces a lightning rod, and the wire outlet end of the guide pipe faces downwards; a take-up box is arranged on the ground below the wire outlet end; the take-up box comprises a box body, the top of the box body is provided with a wire inlet facing a wire outlet end, a supporting body is arranged inside the take-up box, the supporting body is a cone, the bottom of the cone is arranged on the inner bottom surface of the take-up box, and the top of the cone faces the wire inlet; the bottom of the take-up box is provided with a wire outlet; according to the utility model, the grounding wire is changed from horizontal to vertical, and the wire collecting box is arranged on the ground at the opposite position, so that the grounding wire is prevented from being clamped in the track and the water seal of the wet spiral gas chamber when the wet spiral gas chamber descends or ascends, and the safety production is ensured.

Description

Lightning-proof grounding wire-rewinding device for wet-type spiral gas cabinet

Technical Field

The utility model belongs to the technical field of lightning protection grounding wires, and particularly relates to a lightning protection grounding wire rewinding device for a wet-type spiral gas holder.

Background

The gas cabinet is a steel container for storing industrial and civil gas, and comprises a wet gas cabinet and a dry gas cabinet. The wet gas holder is a water-sealed sleeve-type cylindrical structure. As shown in fig. 1, which is a schematic diagram of a wet gas holder mechanism, the wet gas holder mechanism is composed of a plurality of segments of holder bodies from bottom to top, two adjacent segments of holder bodies are sealed by a water seal 11, a rail 12 is installed on the outer surface of each segment of holder body, and two adjacent segments of holder bodies move up and down along the rail 12.

Since the wet gas chamber has a large volume and a high height (usually, tens of meters or even tens of meters), it is necessary to install a lightning rod 30 on the top thereof, and then to connect the grounding wire 20 between the lightning rod 30 and the grounding electrode 40 to complete the setting of the lightning protection mechanism.

However, during the ascending or descending of the wet gas holder, the ground wire 20 is easily caught in the rail 12, and the ground wire 20 times is pinched off. Moreover, in the ascending process of the gas chamber, the clamped grounding wire 20 has a certain pulling force on the wet-type spiral gas chamber 10, which causes uneven stress on the gas chamber; in the descending process of the gas chamber, the grounding wire 20 falls into the water seal tank, which affects the service life of the insulating layer of the grounding wire 20, and the grounding wire 20 is scattered, which also causes potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lightning protection grounding wire rewinding device for a wet-type spiral gas holder, which is used for rearranging grounding wires and avoiding safety accidents caused by the problems of the grounding wires.

The utility model adopts the following technical scheme: a lightning protection grounding wire-rewinding device for a wet-type spiral gas holder comprises a guide pipe arranged on the outer edge of the top of the wet-type spiral gas holder, wherein the wire inlet end of the guide pipe faces a lightning rod, and the wire outlet end of the guide pipe faces downwards;

A take-up box is arranged on the ground below the wire outlet end;

the take-up box comprises a box body, the top of the box body is provided with a wire inlet facing a wire outlet end, a supporting body is arranged inside the take-up box, the supporting body is a cone, the bottom of the cone is arranged on the inner bottom surface of the take-up box, and the top of the cone faces the wire inlet; the bottom of the take-up box is provided with a wire outlet;

the guide pipe is used for changing the transverse direction of a grounding wire led out from the lightning rod into the vertical direction; the wire collecting box is used for collecting the grounding wire when the wet type spiral gas cabinet descends, and the other end of the grounding wire is connected with the grounding electrode through the wire outlet.

Furthermore, the guide pipe is fixedly connected to the top of the wet type spiral gas chamber;

the guide pipe comprises an inner pipe for the ground wire to pass through, the inner pipe comprises a transverse section and a vertical section which are connected with each other, the transverse section and the vertical section are communicated with each other, and the joint of the transverse section and the vertical section is in smooth transition.

Furthermore, an outer pipe is sleeved outside the inner pipe, and the outer pipe is fixedly connected to the top of the wet type spiral gas chamber.

Furthermore, the top of the box body is also provided with a second limiting part, the second limiting part comprises a second supporting rod fixed at the top of the box body, a second positioning ring is arranged at the free end of the second supporting rod, and the second positioning ring is horizontally arranged and is coaxial with the wire inlet.

Furthermore, a first limiting piece is arranged on the side face of a bottom-layer cabinet body of the wet-type spiral gas cabinet, the first limiting piece comprises a first supporting rod fixed on the side face of the bottom-layer cabinet body, and a first positioning ring is arranged at the free end of the first supporting rod;

the first positioning ring and the second positioning ring are coaxially arranged.

The beneficial effects of the utility model are: according to the utility model, the guide pipe is arranged on the outer edge of the top of the wet-type spiral gas cabinet, the grounding wire is changed from the transverse direction to the vertical direction, and the take-up box is arranged on the ground at the opposite position.

Drawings

Fig. 1 is a schematic view illustrating a state of a lightning protection ground wire of a wet-type spiral gas holder in the prior art;

fig. 2 is a schematic view of a using state of the lightning protection grounding wire rewinding device of the wet type spiral gas holder according to the embodiment of the present invention;

FIG. 3 is a schematic structural view of a wire retrieving box according to an embodiment of the present invention;

fig. 4 is an enlarged view of a guide tube structure in an embodiment of the present invention.

Wherein: 10. a wet spiral gas chamber; 11. water sealing; 12. a track; 13. a first limit piece;

20. a ground line; 30. a lightning rod; 40. a ground electrode;

50. taking up the wire box; 51. a box body; 52. a wire inlet; 53. a support body; 54. a second limiting member; 55. an outlet;

60. a guide tube; 61. an outer tube; 62. an inner tube.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

The embodiment of the utility model discloses a lightning protection grounding wire rewinding device for a wet-type spiral gas holder, which comprises a guide pipe 60 arranged on the outer edge of the top of the wet-type spiral gas holder 10, wherein the wire inlet end of the guide pipe 60 faces a lightning rod 30, and the wire outlet end faces downwards; a take-up box 50 is arranged on the ground below the wire outlet end; the take-up box 50 comprises a box body 51, the top of the box body 51 is provided with a wire inlet 52 facing to a wire outlet end, a support body 53 is arranged inside the take-up box 50, the support body 53 is a cone, the bottom of the cone is arranged on the inner bottom surface of the take-up box 50, and the top of the cone faces to the wire inlet 52; the bottom of the take-up box 50 is provided with an outlet 55; the guide tube 60 is used for changing the grounding wire 20 led out from the lightning rod 30 from a horizontal direction to a vertical direction; the wire-receiving box 50 is used to receive the ground wire 20 when the wet type spiral gas holder 10 descends, and the other end of the ground wire 20 is connected to the ground electrode 40 through the wire outlet 55.

According to the utility model, the guide pipe 60 is arranged on the outer edge of the top of the wet type spiral gas chamber, the grounding wire 20 is changed from the horizontal direction to the vertical direction, the wire collecting box 50 is arranged on the ground at the opposite position, when the wet type spiral gas chamber 10 descends, the redundant grounding wires 20 can sequentially surround the cone under the action of the gravity of the redundant grounding wires, when the wet type spiral gas chamber 10 ascends, the grounding wires 20 ascend from the top of the wire collecting box 50 under the action of the ascending force, the grounding wires 20 are prevented from being clamped in the track 12 and the water seal 11 of the wet type spiral gas chamber 10, and the safe production is ensured.

In one embodiment, the guide pipe 60 is fixedly connected to the top of the wet-type spiral gas holder 10; the guide tube 60 includes an inner tube 62 for passing the ground wire 20 therethrough, the inner tube 62 including a transverse section and a vertical section connected to each other, the transverse section and the vertical section communicating with each other, and the junction of the transverse section and the vertical section being smoothly transitioned. Smooth guidance of the earth wire 20 can be achieved by a smooth transition of the inner tube 62 and its inner design. The inner tube 62 extends the grounding wire 20 outward from the surface of the wet spiral gas holder 10, so that the grounding wire 20 directly hangs down from the outlet end to the wire inlet 52 of the wire collecting box 50, thereby avoiding contact with the surface of the wet spiral gas holder 10 and improving safety performance.

In addition, as shown in fig. 4, in this embodiment, an outer pipe 61 is sleeved outside the inner pipe 62, and the outer pipe 61 is fixedly connected to the top of the wet-type spiral gas holder 10. By providing the outer tube 61, the service life and the strength of the guide tube 60 can be improved, and moreover, since both have the horizontal section and the vertical section, the inner tube 61 does not fall from the outer tube 62. Moreover, by adding the outer tube 62, the friction force between the grounding wire 20 and the inner tube 61 can be reduced in the process of moving up and down, and the service life of the grounding wire 20 is prolonged.

As a specific implementation manner, a second limiting member 54 is further disposed at the top of the box body 51, the second limiting member 54 includes a second supporting rod fixed at the top of the box body 51, a second positioning ring is disposed at a free end of the second supporting rod, and the second positioning ring is horizontally disposed and coaxial with the wire inlet 52.

By means of the second stopper 54, the vertical angle of the ground wire 20 can be adjusted before entering the box 51, so that the ground wire can smoothly enter the box through the wire inlet 52.

In this embodiment, since the wet type spiral gas holder 10 is a large-scale device, there may be a distance of tens of meters or even tens of meters from the outlet end of the guide pipe 60 to the inlet 52. Therefore, in order to reduce the inclination of the ground wire 20 within the distance, a first limiting member 13 is disposed on the bottom cabinet side of the wet-type spiral gas cabinet 10, the first limiting member 13 includes a first supporting rod fixed on the bottom cabinet side, and a first positioning ring is disposed at a free end of the first supporting rod; the first positioning ring and the second positioning ring are coaxially arranged. Through this first locating part 13, can guarantee that the inclination of connecting wire 20 diminishes, avoid taking place the skew under the exogenic action, and then block again in track 12 or water seal 11, promote the security of earth connection 20.

Claims (5)

1. The lightning protection grounding wire rewinding device for the wet type spiral gas holder is characterized by comprising a guide pipe (60) arranged on the outer edge of the top of the wet type spiral gas holder (10), wherein the wire inlet end of the guide pipe (60) faces a lightning rod (30), and the wire outlet end of the guide pipe faces downwards;

a take-up box (50) is arranged on the ground below the outlet end;

the take-up box (50) comprises a box body (51), the top of the box body (51) is provided with a wire inlet (52) facing the wire outlet end, a supporting body (53) is arranged inside the take-up box (50), the supporting body (53) is a cone, the bottom of the cone is installed on the inner bottom surface of the take-up box (50), and the top of the cone faces the wire inlet (52); a wire outlet (55) is formed in the bottom of the wire rewinding box (50);

wherein the guide tube (60) is used for changing the grounding wire (20) led out of the lightning rod (30) from the transverse direction to the vertical direction; the take-up box (50) is used for accommodating the grounding wire (20) when the wet spiral gas holder (10) descends, and the other end of the grounding wire (20) is connected with a grounding electrode (40) through the wire outlet (55).

2. The lightning grounding wire rewinding device for the wet spiral gas holder according to claim 1, wherein the guiding pipe (60) is fixedly connected to the top of the wet spiral gas holder (10);

The guide pipe (60) comprises an inner pipe (62) for the grounding wire (20) to pass through, the inner pipe (62) comprises a transverse section and a vertical section which are connected with each other, the transverse section and the vertical section are communicated with each other, and the joint of the transverse section and the vertical section is in smooth transition.

3. The lightning protection wire rewinding device for the wet spiral gas holder according to claim 2, wherein an outer tube (61) is sleeved outside the inner tube (62), and the outer tube (61) is fixedly connected to the top of the wet spiral gas holder (10).

4. The lightning protection wire rewinding device for a wet spiral gas holder according to claim 1, 2 or 3, wherein a second limiting member (54) is further disposed on the top of the box body (51), the second limiting member (54) comprises a second supporting rod fixed on the top of the box body (51), a second positioning ring is disposed at a free end of the second supporting rod, and the second positioning ring is disposed horizontally and coaxially with the wire inlet (52).

5. The lightning protection grounding wire rewinding device for the wet-type spiral gas holder according to claim 4, wherein a first limiting member (13) is disposed on a bottom side of the wet-type spiral gas holder (10), the first limiting member (13) comprises a first supporting rod fixed on the bottom side of the bottom holder, and a first positioning ring is disposed at a free end of the first supporting rod;

The first positioning ring and the second positioning ring are coaxially arranged.

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