CN216904208U

CN216904208U - Novel fire-resistant waterproof bus duct

Info

Publication number: CN216904208U
Application number: CN202123405194.8U
Authority: CN
Inventors: 张勇
Original assignee: Henan Yuanming Electric Power Technology Co ltd
Current assignee: Henan Yuanming Electric Power Technology Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-07-05
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a novel fire-resistant waterproof bus duct which comprises a top cover and a bottom box, wherein a transparent plate is clamped at the top of the top cover, an extension plate is welded on the inner side of the top cover, an inner cover is bonded at the top of the inner side of the top cover, a non-setting adhesive is bonded at the top of the inner cover, a spring leaf is clamped at the inner side of the inner cover, a gypsum board is bonded under the spring leaf, dry powder particles are spread at the top of the gypsum board, a clamping hole is formed in the front of the bottom box, a conductive bar is installed inside the bottom box, and epoxy resin particles are fixedly connected with the inner wall of the bottom box. According to the utility model, through arranging a series of structures, dry powder particles are smashed to the conductive bar at the bottom of the gypsum board through the rebounding of the spring piece, so that the dry powder particles cover the outer surface of the conductive bar, oxygen near a fire point is cut off, meanwhile, the condition of fire spreading is avoided, and the clamping rod and the opening on the sealing cover are aligned to the conductive bar and clamped through the sealing cover.

Description

Novel fire-resistant waterproof bus duct

Technical Field

The utility model relates to the technical field of power transmission, in particular to a novel fire-resistant waterproof bus duct.

Background

The bus duct is a closed metal device formed from copper and aluminium bus posts, and has been increasingly substituted for electric wire and cable in the indoor low-voltage electric power transmission main line engineering project, when the interior of bus duct interior is lighted up by electric spark, because the interior of the duct body is not completely closed, so that the air can be easily fed into the interior of the duct from gap so as to provide oxygen condition for lighting up, and it has no structure for extinguishing fire after lighting up, and can not obtain the desired fire-resisting effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel fire-resistant waterproof bus duct to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a novel fire-resistant waterproof bus duct, includes top cap and end box, the top block of top cap has the transparent plate, the inboard welding of top cap has the extension board, the inboard top of top cap bonds there is the inner cup, the top of inner cup bonds there is the non-setting adhesive, the inboard joint of inner cup has the spring leaf, it has the gypsum board to bond under the spring leaf, the top of gypsum board is spread and is spilt the dry powder granule, the card hole has been seted up in the front of end box, the internally mounted of end box has electrically conductive row, the inner wall fixedly connected with epoxy granule of end box, the cardboard has all been welded to the both sides of end box.

Preferably, the width of the top cover is equal to that of the bottom box, and the top cover is connected with the bottom box in a sliding mode through the clamping plate.

Preferably, the side of the sealing cover is welded with a fixing plate, and the tail end of the clamping rod on the side of the sealing cover is bonded with a rubber pad.

Preferably, the cross section of the inner cover is in a door shape, and the inner cover is bonded with the top of the inner side of the top cover through adhesive sticker.

Preferably, the spring piece is in a bent state in the inner cover, and the spring piece is connected with the inner cover in a clamping mode.

Preferably, the top of the gypsum board is provided with fine through holes, and the gypsum board is connected with the inner cover in an adhesive manner.

Preferably, a mesh enclosure is fixed on the outer side of the epoxy resin particles, and the epoxy resin particles are fixed on the inner wall of the bottom box through the mesh enclosure.

Compared with the prior art, the utility model has the beneficial effects that:

1. this novel fire-resistant waterproof bus duct, through the transparent plate, when meetting the conflagration and can't put out through current structure, open the cardboard and use the fire extinguisher to put out, ensure that the conflagration in the bus duct can be put out completely, through non-setting adhesive and inner cup, non-setting adhesive in the wire duct meets the high temperature and melts the back, the inner cup will fall perpendicularly to the conducting bar, reduce the space in the wire duct, further extrude the air in the wire duct, reduce the probability that the ignition continues the burning, bounce-back through the spring leaf, pound the conducting bar to the gypsum board bottom with dry powder granule, make dry powder granule cover the surface at the conducting bar, cut off near the oxygen of ignition, avoid appearing the condition that the conflagration spreads simultaneously.

2. This novel fire-resistant waterproof bus duct, through top cap and end box cooperation, make the cardboard press and closely laminate directly over the extension board, make the gap of top cap and end box reduce, it gets into inside the wire casing from the gap to reduce air smuggle steam secretly, through the closing cap, align the power strip card with the kelly on the closing cap and open and go into, make closing cap and top cap and end box both sides seal, make this bus duct slot form complete airtight space, isolated external steam that produces, through gypsum board and epoxy granule, after this wire casing inside gets into steam, gypsum board and epoxy granule will absorb and eliminate through chemical action, reduce the surface that steam condenses at the power strip, reduce the probability that causes the short circuit because of the condensation of the drop of water.

Drawings

FIG. 1 is an exploded view of the overall structure of the present invention;

FIG. 2 is a disassembled view of the inner lid of the present invention;

fig. 3 is a side cross-sectional view of the present invention.

In the figure: 1. a top cover; 2. a transparent plate; 3. sealing the cover; 4. a clamping rod; 5. an opening; 6. an inner cover; 7. a spring plate; 8. a gypsum board; 9. a bottom case; 10. a clamping hole; 11. a conductive bar; 12. epoxy resin particles; 13. clamping a plate; 14. adhesive sticker; 15. dry powder particles; 16. an extension plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on 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 configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 3, the novel fire-resistant waterproof bus duct of this embodiment, including top cap 1 and end box 9, top cap 1's top block has transparent plate 2, top cap 1's inboard welding has extension board 16, top cap 1 inboard top bonds has inner cup 6, the top of inner cup 6 bonds has non-setting adhesive 14, the inboard joint of inner cup 6 has spring leaf 7, it has gypsum board 8 to bond under the spring leaf 7, dry powder granule 15 has been spread at the top of gypsum board 8, the card hole 10 has been seted up in the front of end box 9, the internally mounted of end box 9 has electrically conductive row 11, the inner wall fixedly connected with epoxy granule 12 of end box 9, cardboard 13 has all been welded to the both sides of end box 9.

Specifically, the width of top cap 1 equals with the width of end box 9, and top cap 1 passes through cardboard 13 and end box 9 sliding connection, and the gap when bus duct is closed can be reduced to top cap 1 and the inseparable laminating of end box 9, and isolated air blocks steam.

Furthermore, the side welding of closing cap 3 has the fixed plate, and the tail end bonding of the card pole 4 of closing cap 3 side has the rubber pad, and the connection of the surplus top cap 1 of closing cap 3 and end box 9 for this generating line groove forms comparatively confined assembly, effectively blocks moist air admission.

Furthermore, the section of the inner cover 6 is in a door shape, the inner cover 6 is bonded with the top of the inner side of the top cover 1 through the adhesive sticker 14, the inner cover 6 can be changed into a movable structure after being ignited, the space in the bottom box 9 is compressed, and air around the conductive row 11 is extruded out.

Further, spring leaf 7 is the bending state in inner cup 6, and spring leaf 7 is connected with 6 joints of inner cup, and the rebound appears after inner cup 6 falls on leading electrical drainage 11 in spring leaf 7 for dry powder granule 15 on the gypsum board 8 falls to the ignition, covers the ignition, avoids the conflagration to spread.

Further, the top of gypsum board 8 has been seted up fine and close through-hole, and

gypsum board

8 and 6 bonding connection of inner cup, the moist air in box 9 at the bottom of can fully absorbing the entering of gypsum board 8, and cooperation dry powder granule 15 also can put out a fire, improves the fire-resistant water-proof effects of this bus duct.

Furthermore, a mesh cover is fixed on the outer side of the epoxy resin particles 12, the epoxy resin particles 12 are fixed on the inner wall of the bottom case 9 through the mesh cover, and the epoxy resin particles 12 can absorb water drops condensed on the surface of the conductive bar 11 through chemical reaction, so that the probability of short circuit caused by excessive water drops accumulation is reduced.

The application method of the embodiment comprises the following steps: after the wiring is completed, the top cover 1 is pushed along the outer side of the bottom box 9, so that the extension plate 16 on the inner side of the top cover 1 slides along the bottom of the clamping plate 13 until the two ends of the top cover 1 and the bottom box 9 are aligned, the fixing plate on the side surface of the cover 3 is held, the clamping rod 4 on the side surface of the cover 3 is inserted into the round hole on the side surface of the bottom box 9, so that the cover 3 is attached to the side surfaces of the top cover 1 and the bottom box 9, so that the bus duct forms a relatively complete closed assembly, after the bus duct catches fire and reaches the melting point of the adhesive sticker 14, the adhesive sticker 14 melts, the inner cover 6 falls vertically to the top of the conductive bar 11 due to the lack of the adhesion of the adhesive sticker 14 and the action force generated by the inner cover 6 and the conductive bar 11 causes the spring leaf 7 to rebound, dry powder particles 15 on the gypsum board 8 penetrate through the through holes to be ejected to the surface of the conductive bar 11, so that the conductive bar 11 is covered by the dry powder particles 15, the condition of catching fire in the box 9 at the bottom of observing through transparent plate 2, if the intensity of a fire can't put out or control through above structure, can pound open transparent plate 2 and use the fire extinguisher direct fire extinguishing, get into back at the bottom of box 9 at moist steam, gypsum board 8 absorbs moist steam, and the epoxy granule 12 that lies in box 9 inner wall at the bottom simultaneously will condense the water droplet on 11 surfaces of conducting bar and absorb the consumption through chemical reaction.

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 may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a novel fire-resistant waterproof bus duct, includes top cap (1) and end box (9), its characterized in that: the top block of top cap (1) has transparent plate (2), the inboard welding of top cap (1) has extension board (16), the top of top cap (1) inboard bonds has inner cup (6), the top of inner cup (6) bonds has non-setting adhesive (14), the inboard joint of inner cup (6) has spring leaf (7), it has gypsum board (8) to bond under spring leaf (7), dry powder granule (15) have been spread at the top of gypsum board (8), calorie hole (10) have been seted up in the front of end box (9), the internally mounted of end box (9) has electrically conductive row (11), the inner wall fixedly connected with epoxy granule (12) of end box (9), cardboard (13) have all been welded to the both sides of end box (9), the side joint of end box (9) has closing cap (3), the welding of one side of closing cap (3) has kelly (4), an opening (5) is formed in the other side of the sealing cover (3).

2. A novel fire-resistant waterproof bus duct according to claim 1, characterized in that: the width of the top cover (1) is equal to that of the bottom box (9), and the top cover (1) is connected with the bottom box (9) in a sliding mode through the clamping plate (13).

3. A novel fire-resistant waterproof bus duct according to claim 1, characterized in that: the side welding of closing cap (3) has the fixed plate, the rubber pad has been bonded to the kelly (4) tail end of closing cap (3) side.

4. A novel fire-resistant waterproof bus duct according to claim 1, characterized in that: the cross section of the inner cover (6) is in a shape of a Chinese character 'men', and the inner cover (6) is bonded with the top of the inner side of the top cover (1) through adhesive sticker (14).

5. A novel fire-resistant waterproof bus duct according to claim 1, characterized in that: the spring piece (7) is in a bending state in the inner cover (6), and the spring piece (7) is connected with the inner cover (6) in a clamping mode.

6. A novel fire-resistant waterproof bus duct according to claim 1, characterized in that: the top of gypsum board (8) has been seted up fine and close through-hole, gypsum board (8) and inner cup (6) bonding connection.

7. A novel fire-resistant waterproof bus duct according to claim 1, characterized in that: a mesh enclosure is fixed on the outer side of the epoxy resin particles (12), and the epoxy resin particles (12) are fixed on the inner wall of the bottom box (9) through the mesh enclosure.