CN224177880U

CN224177880U - Fire-resistant waterproof bus duct structure

Info

Publication number: CN224177880U
Application number: CN202520870062.1U
Authority: CN
Inventors: 奚林通
Original assignee: Wanbo Run Electromechanical Equipment Guangzhou Co ltd
Current assignee: Wanbo Run Electromechanical Equipment Guangzhou Co ltd
Priority date: 2025-05-06
Filing date: 2025-05-06
Publication date: 2026-04-28
Anticipated expiration: 2035-05-06

Abstract

The utility model relates to the technical field of bus ducts and discloses a fire-resistant waterproof bus duct structure, which comprises a first shell, and further comprises a second shell arranged at one end of the first shell, wherein two groups of supporting frames are arranged on the inner wall of the first shell, mounting rods are fixed on the inner walls of the two groups of supporting frames, mounting blocks are arranged on the outer sides of the mounting rods, and conducting bars are arranged on the inner walls of the mounting blocks.

Description

Fire-resistant waterproof bus duct structure

Technical Field

The utility model relates to the technical field of bus ducts, in particular to a fireproof and waterproof bus duct structure.

Background

With the advent of modern engineering facilities and equipment, the electricity consumption of various industries is rapidly increased, especially the appearance of high-rise buildings and large-scale factory workshops, the traditional cable cannot meet the requirements in a large-current conveying system, and the bus duct gradually becomes a substitute of an electric wire and a cable by virtue of the high-efficiency, flexible and safe characteristics, is widely applied in indoor low-voltage power conveying trunk engineering projects, and is widely developed in the market along with the continuous increase of the electricity consumption of the society and the continuous progress of the electric power technology in China, so that the bus duct market is expected to develop in a wider development space, and in the future, the bus duct is expected to develop towards a more intelligent, green and efficient direction, thereby providing powerful support for upgrading and updating of the electric power system.

The bus duct is used as a key component in a modern power distribution system, plays an irreplaceable role in electric energy transmission and distribution due to the characteristics of high efficiency, flexibility and safety, and in the current practical application, the waterproof and fireproof effects of part of the bus duct are poor, if the fireproof performance of the bus duct does not reach the standard, the potential safety hazard exists for a long time, and after water enters the bus duct, fire disaster can be caused by external factors such as high temperature, short circuit and the like, the insulation performance of the bus duct is reduced, the risk of short circuit is increased, the insulation layer of the bus duct which is wetted for a long time is easy to age, the insulation performance is further reduced, and the occurrence probability of electric faults is increased.

Disclosure of utility model

The utility model aims to provide a fireproof and waterproof bus duct structure, which solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme that the fire-resistant waterproof bus duct structure comprises a first shell and further comprises:

The second shell is arranged at one end of the first shell, two groups of supporting frames are arranged on the inner wall of the first shell, mounting rods are fixed on the inner walls of the two groups of supporting frames, mounting blocks are arranged on the outer sides of the mounting rods, conducting bars are arranged on the inner walls of the mounting blocks, and heat insulation boards are arranged on the two sides of the conducting bars;

The first protective shell is fixed at one end of the first shell, the second protective shell is inserted in the outer side of the first protective shell, an inserting strip is fixed at one end of the first protective shell, and an inserting groove is formed in the inner wall of the second protective shell.

Preferably, the inner wall of the first protecting shell is provided with a fixing rod for fixing the first protecting shell and the second protecting shell, and connecting plates are fixed on two sides of the second protecting shell.

Preferably, a fixing frame is installed on the outer side of the first shell, and a protection plate is connected to the outer side of the fixing frame in a rotating mode.

Preferably, four sealing strips are fixed on the inner walls of the first shell and the second shell, a first bolt is connected to the inner wall of the protection plate in a rotating mode, and the outer side of the first bolt is in threaded connection with the inner wall of the second shell.

Preferably, the top of first shell and second shell all is fixed with the fixed block, the inner wall threaded connection of fixed block has two sets of second bolts.

Preferably, fixing bolts are installed on the outer sides of the mounting rods, the number of the fixing bolts corresponds to the number of the mounting blocks one by one, supporting blocks are fixed on the inner walls of the mounting rods, and the outer sides of the fixing bolts are in threaded connection with the inner walls of the supporting blocks.

Preferably, a connecting rod for installing the heat insulation plate is fixed on the inner wall of the support frame.

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

The utility model can conveniently lead the conducting bar to be far away from the shell when a fire disaster occurs by arranging the supporting frame and the mounting rod, thereby preventing the heat source of the shell from being conducted to the conducting bar, the heat insulation plate can isolate the shell which heats from the conducting bar, and prevent the damage to the two sides of the contact surface of the conducting bar and the air from being caused after the shell heats up, and the connecting strip is matched with the connecting groove for use, thereby sealing the joint of the bus duct and further preventing the insulating layer of the conducting bar at the joint from aging caused by damp.

Drawings

FIG. 1 is a schematic view of a preferred embodiment of a busway structure for fire and water resistance provided by the present utility model;

Fig. 2 is a schematic structural view of a support frame according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure shown at A in FIG. 2;

FIG. 4 is a schematic diagram of a first protective shell structure according to the present utility model;

FIG. 5 is an enlarged schematic view of the structure shown at B in FIG. 4;

fig. 6 is a schematic view of a structure of a protection plate according to the present utility model.

In the figure, 1, a first shell; 2, a second housing, 3, a supporting frame, 4, a mounting rod, 5, a mounting block, 6, a conductive row, 7, a heat insulation plate, 8, a first protective housing, 9, a second protective housing, 10, a plugging strip, 11, a plugging groove, 12, a fixing rod, 13, a connecting plate, 14, a fixing frame, 15, a protection plate, 16, a sealing strip, 17, a first bolt, 18, a fixing block, 19, a second bolt, 20, a fixing bolt, 21, a supporting block, 22 and a connecting rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, a fire-resistant waterproof bus duct structure includes a first housing 1, a second housing 2 is installed at one end of the first housing 1, two groups of support frames 3 are installed on the inner wall of the first housing 1, a mounting rod 4 is fixed on the inner wall of the two groups of support frames 3, a mounting block 5 is arranged on the outer side of the mounting rod 4, a conductive bar 6 is installed on the inner wall of the mounting block 5, and heat insulation boards 7 are arranged on two sides of the conductive bar 6.

The first shell 1 and the second shell 2 can carry out simple protection to the conductive bar 6, prevent that the foreign matter from damaging the conductive bar 6, but also the isolated open flame is to the injury of conductive bar 6 simultaneously, support frame 3, installation pole 4 and the cooperation of installation piece 5 are used, can support and spacing to the conductive bar 6, prevent that the conductive bar 6 from taking place the slope, unsettled place conductive bar 6 simultaneously, thereby the shell is to the heat conduction of conductive bar 6 when reducing the conflagration and taking place, heat insulating board 7 is prior art, adopt inorganic fire-resistant nanometer powder technique to make, through setting up a series of barriers, and the barrier interval is less than the average free path of gas molecule, form the hole that is close vacuum state, thereby prevent the thermal motion of gas molecule, so this case does not make too much redundancy.

One end of the first shell 1 is fixed with a first protective shell 8, the outer side of the first protective shell 8 is spliced with a second protective shell 9, one end of the first protective shell 8 is fixed with a splicing strip 10, and the inner wall of the second protective shell 9 is provided with a splicing groove 11.

The cooperation of first protecting crust 8 and second protecting crust 9 is used, can conveniently protect the interface department of electrically conductive row 6, prevents that steam and open flame from damaging the interface department of electrically conductive row 6, and the cooperation of grafting strip 10 and grafting groove 11 is used, can conveniently prevent steam damage insulating layer to reduce insulating properties, increase electric fault's probability of occurrence, the grafting strip 10 should adopt rubber with the material of grafting groove 11, and needs closely laminating.

The inner wall of the first protective shell 8 is provided with a fixing rod 12 for fixing the first protective shell 8 and the second protective shell 9, and connecting plates 13 are fixed on two sides of the second protective shell 9.

The setting of dead lever 12 and connecting plate 13 can prevent that the connection between first protecting crust 8 and the second protecting crust 9 from taking place not hard up, promotes the leakproofness of grafting strip 10 and grafting groove 11 simultaneously, and then is convenient for reduce the probability that takes place electric fault.

The fixing frame 14 is installed on the outer side of the first shell 1, and the protection plate 15 is connected to the outer side of the fixing frame 14 in a rotating mode.

The mount 14 is rotated with guard plate 15 and is connected, so can conveniently open and shut guard plate 15 when needs, guard plate 15 is rubber materials with sealing strip 16 equally, and the setting of guard plate 15 further promotes the dampproofing of interface department to further reduce the probability that takes place electric fault, double-deck protection reducible heat conduction equally, thereby further promote the fire resistance of interface department.

Four sealing strips 16 are fixed on the inner walls of the first shell 1 and the second shell 2, a first bolt 17 is connected to the inner wall of the protection plate 15 in a rotating mode, and the outer side of the first bolt 17 is in threaded connection with the inner wall of the second shell 2.

The first bolts 17 can fix the protection plate 15, so that the tightness of the joint of the protection plate 15 and the sealing strip 16 is improved, and the waterproof performance of the joint is further improved.

The top of first shell 1 and second shell 2 is fixed with fixed block 18, and the inner wall threaded connection of fixed block 18 has two sets of second bolts 19.

The fixed block 18 and the second bolt 19 are matched for use, so that the first shell 1 and the second shell 2 can be conveniently connected, the firmness of the interface is improved, and the inner conductive bar 6 is prevented from being damaged by external force or foreign matters.

The fixing bolts 20 are installed on the outer side of the mounting rod 4, the number of the fixing bolts 20 corresponds to the number of the mounting blocks 5 one by one, the supporting blocks 21 are fixed on the inner wall of the mounting rod 4, and the outer sides of the fixing bolts 20 are in threaded connection with the inner wall of the supporting blocks 21.

The fixing bolt 20 and the supporting block 21 are matched for use, so that a fulcrum can be conveniently provided for the installation of the installation block 5, the conducting bar 6 is conveniently suspended and vertically placed, the influence of heat conduction of the shell on the conducting bar 6 when a fire disaster occurs is reduced, and the heat resistance of the conducting bar 6 is further improved.

The inner wall of the supporting frame 3 is fixed with a connecting rod 22 for installing the heat insulation plate 7.

The arrangement of the connecting rod 22 can facilitate the installation of the heat insulation plate 7, thereby further reducing the heat conduction of the shell to the conductive bar 6 and further improving the heat resistance of the conductive bar 6.

The working principle is that two interfaces are connected, the plug strip 10 of the first shell 1 is aligned with the plug groove 11 of the second shell 2, any shell is pushed to push the plug strip 10 into the plug groove 11, the first step of waterproofing is completed, then the fixing rod 12 is fixed with the connecting plate 13, loosening of the interfaces is prevented, after the fixing is completed, the protection plates 15 on two sides of the first shell 1 are rotated, at the moment, the protection plates 15 rotate around the fixing frame 14 until the sealing strips 16 are attached, then the first bolts 17 are rotated, the first bolts 17 rotate to drive the protection plates 15 to rotate, sealing performance of the joint of the protection plates 15 and the sealing strips 16 is further improved, then the second bolts 19 rotate, the joint of the first shell 1 and the second shell 2 is further reinforced, at the moment, waterproofing and dampproofing can be completed, when a fire breaks out, the temperature of the shell is lifted, at the moment, as the conducting bars 6 are not in direct contact with the shell, the fire resistance of the conducting bars 6 is reduced, in addition, the temperature rising speed of the two sides of the conducting bars 6 can be reduced, the fact that the conducting bars 6 are prevented from being in contact with air, the largest temperature rising of the two sides is enough, and thus the fire extinguishing time can be left for a worker.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A fire-resistant and waterproof busbar structure, comprising a first outer shell (1), characterized in that it further comprises:

The second outer shell (2) is installed at one end of the first outer shell (1). Two sets of support frames (3) are installed on the inner wall of the first outer shell (1). Mounting rods (4) are fixed on the inner walls of the two sets of support frames (3). Mounting blocks (5) are provided on the outer side of the mounting rods (4). Conductive busbars (6) are installed on the inner wall of the mounting blocks (5). Heat insulation plates (7) are provided on both sides of the conductive busbars (6).

A first protective shell (8) is fixed to one end of the first outer shell (1), and a second protective shell (9) is inserted into the outside of the first protective shell (8). A plug strip (10) is fixed to one end of the first protective shell (8), and a plug groove (11) is opened on the inner wall of the second protective shell (9).

2. The fire-resistant and waterproof busbar structure according to claim 1, characterized in that: the inner wall of the first protective shell (8) is provided with a fixing rod (12) for fixing the first protective shell (8) and the second protective shell (9), and connecting plates (13) are fixed on both sides of the second protective shell (9).

3. The fire-resistant and waterproof busbar structure according to claim 1, characterized in that: a fixing frame (14) is installed on the outer side of the first outer shell (1), and a protective plate (15) is rotatably connected to the outer side of the fixing frame (14).

4. A fire-resistant and waterproof busbar structure according to claim 3, characterized in that: the inner walls of the first outer shell (1) and the second outer shell (2) are each fixed with four sealing strips (16), the inner wall of the protective plate (15) is rotatably connected with a first bolt (17), and the outer side of the first bolt (17) is threadedly connected to the inner wall of the second outer shell (2).

5. A fire-resistant and waterproof busbar structure according to claim 1, characterized in that: the top of the first outer shell (1) and the second outer shell (2) are both fixed with a fixing block (18), and the inner wall of the fixing block (18) is threaded with two sets of second bolts (19).

6. A fire-resistant and waterproof busbar structure according to claim 1, characterized in that: a fixing bolt (20) is installed on the outer side of the mounting rod (4), and the number of fixing bolts (20) corresponds one-to-one with the number of mounting blocks (5); a support block (21) is fixed on the inner wall of the mounting rod (4), and the outer side of the fixing bolt (20) is threadedly connected to the inner wall of the support block (21).

7. The fire-resistant and waterproof busbar structure according to claim 1, characterized in that: the inner wall of the support frame (3) is fixed with a connecting rod (22) for installing the heat insulation plate (7).