CN209562106U - A kind of fireproof bus duct - Google Patents

Abstract

The utility model discloses a kind of fireproof bus ducts, it is related to bus duct field, the fireproof bus duct, including cover board, side plate and busbar, the cover board and side plate are two, the cover board is fixedly connected by bolt with side plate, the surface of the cover board and side plate is fixedly connected with the surface of thermal insulation layer, the opposite face of two cover boards is fixedly connected to link block, side of the link block far from cover board is fixedly connected through thermal insulation layer and with the surface of the first flame retardant coating, first flame retardant coating is located at the inside of thermal insulation layer, the inner wall of first flame retardant coating is fixedly connected with the surface of the second flame retardant coating, the inner wall of second flame retardant coating is fixedly connected with Fang Huan.The utility model is by setting thermal insulation layer, the first flame retardant coating, square tube and fire resistant insulation board, and when solving generation fire, the fireproof coating that fireproof bus duct only relies on the spraying of its surface is prevented fires, so as to cause the lower problem of fireproof bus duct fire resistance property.

Description

A kind of fireproof bus duct

Technical field

The utility model relates to bus duct technical field, specially a kind of fireproof bus duct.

Background technique

Fireproof bus duct is to be coated with fireproof coating on the surface of conductive emissions groove, has mica tape in the surface wrap of busbar, The connector of fireproof bus duct use special-purpose fire-resistant type insulation assembly, for the fire prevention of conductive emissions groove, conductive emissions groove by upper cover plate, under Cover board, side plate and busbar composition, the shell of upper cover plate, lower cover plate and side plate composition busbar, busbar are fixed in the shell.

When in use, the surface of bus duct is coated with fireproof coating to fireproof bus duct common at present, for preventing fires, is sending out When calamity of lighting a fire, the fireproof coating that fireproof bus duct only relies on the spraying of its surface is prevented fires, so as to cause the anti-of fireproof bus duct Fiery ability is lower.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of fireproof bus duct, resistance to when solving generation fire The fireproof coating that fiery bus duct only relies on the spraying of its surface is prevented fires, and is asked so as to cause fireproof bus duct fire resistance property is lower Topic.

(2) technical solution

To achieve the above object, the utility model provides the following technical solutions: a kind of fireproof bus duct, including cover board, side Plate and busbar, the cover board and side plate are two, and the cover board is fixedly connected by bolt with side plate, the cover board and side The surface of plate is fixedly connected with the surface of thermal insulation layer, and the opposite face of two cover boards is fixedly connected to link block, described Side of the link block far from cover board is fixedly connected through thermal insulation layer and with the surface of the first flame retardant coating, and first flame retardant coating is located at The inner wall of the inside of thermal insulation layer, first flame retardant coating is fixedly connected with the surface of the second flame retardant coating, second flame retardant coating Inner wall is fixedly connected with Fang Huan, and the inner wall of the Fang Huan is fixedly connected with the surface of square tube, the top and bottom of the square tube inner wall Portion respectively be fixedly connected at the top and bottom of fire resistant insulation board, the busbar is exhausted close to the side of fire resistant insulation board and fire resisting The surface activity of listrium connects, and the surface wrap of the busbar has mica tape, and the side of the separate thermal insulation layer of the side plate is solid Surely it is connected with fin, the surface of the fin offers ventilation hole, and the surface of the side plate and cover board offers through slot.

Preferably, the thermal insulation layer is ceramic fiber blanket, and first flame retardant coating is glass magnesium fireproof board, second fire resisting Layer is inorganic fire partition.

Preferably, the inside of the square tube and the second flame retardant coating is filled with fire resistant infilling.

Preferably, the surface of the fin is wavy curved surface.

Preferably, the central axis of the ventilation hole is overlapped with the central axis of through slot.

(3) beneficial effect

The utility model provides a kind of fireproof bus duct, have it is following the utility model has the advantages that

The utility model passes through setting thermal insulation layer, the first flame retardant coating, square tube and fire resistant insulation board, when in use, thermal insulation layer For ceramic fiber blanket, for fire prevention when occurring fire and heat-insulated, reduce the heat being transferred on busbar, the first flame retardant coating and Second flame retardant coating is glass magnesium fireproof board and inorganic fire partition, and for preventing fires, more combinations of fire resistant insulation board busbar are one The conductor separation risen is at independent conducting wire, and for the fire prevention of busbar, when fire occurs, thermal insulation layer is used for heat-insulating, fire-preventing, reduces Heat when fire occurs inside bus duct, the first flame retardant coating and the second flame retardant coating are used for the fire prevention of bus duct, fire resistant insulation board It is resistance to raising has been reached into for the fire prevention of busbar at independent conducting wire for the more conductor separations combined of busbar The effect of fiery bus duct fire resistance property, when solving generation fire, fireproof bus duct only relies on the fireproof coating of its surface spraying It prevents fires, so as to cause the lower problem of fireproof bus duct fire resistance property.

Detailed description of the invention

Fig. 1 is the utility model overall structure diagram；

Fig. 2 is top cross-sectional view at the utility model square tube position.

In figure: 1, cover board；2, side plate；3, busbar；4, thermal insulation layer；5, link block；6, the first flame retardant coating；7, the second fire resisting Layer；8, Fang Huan；9, square tube；10, fire resistant insulation board；11, mica tape；12, fin；13, ventilation hole；14, through slot.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

As shown in Figs. 1-2, the utility model provides a kind of technical solution: a kind of fireproof bus duct, including cover board 1, side plate 2 With busbar 3, cover board 1 and side plate 2 are two, and cover board 1 is fixedly connected by bolt with side plate 2, the table of cover board 1 and side plate 2 Face is fixedly connected with the surface of thermal insulation layer 4, and cover board 1 and side plate 2 are fixed close to the side of thermal insulation layer 4 and the surface of thermal insulation layer 4 Connection, thermal insulation layer is ceramic fiber blanket, using special alumina-silicate ceramic fibre long filament through special two-side needled technological forming, tool Have the characteristics that fire prevention and heat-insulated, the opposite face of two cover boards 1 is fixedly connected to link block 5, link block 5 far from cover board 1 one Side is fixedly connected through thermal insulation layer 4 and with the surface of the first flame retardant coating 6, and the first flame retardant coating 6 is glass magnesium fireproof board, glass magnesium fireproof board With magnesia, magnesium chloride and water ternary system are configured and add modifying agent and manufactured, the stable magnesium gelatinous material of performance, Using neutral and alkali glass fiber net as reinforcing material, be combined by filler of light material, have the characteristics that fire prevention, waterproof, first Flame retardant coating 6 is located at the inside of thermal insulation layer 4, and the inner wall of the first flame retardant coating 6 is fixedly connected with the surface of the second flame retardant coating 7, and second is resistance to Fire bed 7 is inorganic fire partition, is suppressed by a variety of incombustible materials through scientific allocation, has flame retardant property good and mechanical strength The features such as high, the inner wall side of the being fixedly connected with ring 8 of the second flame retardant coating 7, the inner wall of Fang Huan 8 are fixedly connected with the surface of square tube 9, side Pipe 9, fire resistant insulation board 10 and square ring 8 are made of epoxy glass cloth laminated board, and epoxy glass cloth laminated board is by through chemistry The electrician of reason is substrate with alkali-free glass fiber cloth, using epoxy resin as adhesive through laminated product made of hot pressing, high temperature Lower high mechanical strength, electric property stability is good under high humidity, has the characteristics that fire-proof insulation, the top and bottom of 9 inner wall of square tube It is fixedly connected respectively with the top and bottom of fire resistant insulation board 10, busbar 3 is exhausted close to the side of fire resistant insulation board 10 and fire resisting The surface activity of listrium 10 connects, and fire resistant insulation board 10 improves each conducting wire for separating the multiple conducting wires on busbar 3 Between insulating capacity, the surface wrap of busbar 3 has mica tape 11, and mica tape 11 is wrapped in the conductive line surfaces of busbar 3, cloud Master tape 11 is made of fluorophologopite, and the side of high temperature resistant and insulation performance with higher, the separate thermal insulation layer 4 of side plate 2 is fixed It is connected with fin 12, the surface of fin 12 offers ventilation hole 13, and the surface of side plate 2 and cover board 1 offers through slot 14.

As a kind of technical optimization scheme of the utility model, thermal insulation layer 4 is ceramic fiber blanket, and the first flame retardant coating 6 is glass Magnesium fire-proof plate, the second flame retardant coating 7 are inorganic fire partition, and thermal insulation layer 4 is used for fire-proof and thermal-insulation, the first flame retardant coating 6 and the second fire resisting Layer 7 is for preventing fires.

As a kind of technical optimization scheme of the utility model, the inside of square tube 9 and the second flame retardant coating 7 is filled with fire resisting Filler, fire resistant infilling are magnesia, have preferable hot-face insulation performance, improve the fire resistance property of bus duct.

As a kind of technical optimization scheme of the utility model, the surface of fin 12 is wavy curved surface, increases fin 12 with the contact area of air, improve the heat-sinking capability of bus duct.

As a kind of technical optimization scheme of the utility model, the central axis of ventilation hole 13 and the central axis of through slot 14 It is overlapped, the circulation of ventilation hole 13 and through slot 14 for 12 position air of fin improves bus duct heat-sinking capability.

When in use, thermal insulation layer 4 is ceramic fiber blanket, and for fire prevention when occurring fire and heat-insulated, reduction, which is transferred to, to be led Heat on electricity row 3 is hollow structure between thermal insulation layer 4 and the first flame retardant coating 6, is used for trap heat, and link block 5 is used for first The first flame retardant coating 6 is fixed in the connection of flame retardant coating 6 and cover board 1, and the first flame retardant coating 6 and the second flame retardant coating 7 are respectively that glass magnesium is anti- Fiery plate and inorganic fire partition, for preventing fires, fire resistant insulation board 10 by the more conductor separations combined of busbar 3 at Independent conducting wire, for the fire prevention of busbar 3, square tube 9 is for fixing fire resistant insulation board 10, and Fang Huan 8 is for square tube 9 to be fixed on The inside of second flame retardant coating 7, fin 12 are used for the heat dissipation of bus duct, on the ventilation hole 13 and cover board 1, side plate 2 on fin 12 Through slot 14 is used for the circulation of 12 position air of fin, improves the heat-sinking capability of bus duct, when fire occurs, thermal insulation layer 4 be used for every Heat fire prevention reduces heat when fire occurs inside bus duct, and the first flame retardant coating 6 and the second flame retardant coating 7 are for the anti-of bus duct Fire, fire resistant insulation board 10 by the more conductor separations combined of busbar 3 at independent conducting wire, for busbar 3 Fire prevention has achieved the effect that improve fireproof bus duct fire resistance property.

It can to sum up obtain, the utility model passes through setting thermal insulation layer 4, the first flame retardant coating 6, square tube 9 and fire resistant insulation board 10, solution Determined generation fire when, fireproof bus duct only rely on its surface spraying fireproof coating prevent fires, so as to cause refractory busbar The lower problem of slot fire resistance property.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of fireproof bus duct, including cover board (1), side plate (2) and busbar (3), the cover board (1) and side plate (2) are Two, the cover board (1) is fixedly connected by bolt with side plate (2), it is characterised in that: the table of the cover board (1) and side plate (2) Face is fixedly connected with the surface of thermal insulation layer (4), and the opposite face of two cover boards (1) is fixedly connected to link block (5), institute The side of link block (5) far from cover board (1) is stated through thermal insulation layer (4) and is fixedly connected with the surface of the first flame retardant coating (6), it is described First flame retardant coating (6) is located at the inside of thermal insulation layer (4), the inner wall of first flame retardant coating (6) and the surface of the second flame retardant coating (7) It is fixedly connected, the inner wall of second flame retardant coating (7) is fixedly connected with Fang Huan (8), the inner wall of the Fang Huan (8) and square tube (9) Surface be fixedly connected, the top and bottom of square tube (9) inner wall are solid with the top and bottom of fire resistant insulation board (10) respectively Fixed connection, the busbar (3) connect close to the side of fire resistant insulation board (10) with the surface activity of fire resistant insulation board (10), institute The surface wrap for stating busbar (3) has mica tape (11), and the side of the separate thermal insulation layer (4) of the side plate (2) is fixedly connected with The surface of fin (12), the fin (12) offers ventilation hole (13), and the surface of the side plate (2) and cover board (1) opens up There are through slot (14).

2. a kind of fireproof bus duct according to claim 1, it is characterised in that: the thermal insulation layer (4) is ceramic fiber blanket, First flame retardant coating (6) is glass magnesium fireproof board, and second flame retardant coating (7) is inorganic fire partition.

3. a kind of fireproof bus duct according to claim 1, it is characterised in that: the square tube (9) and the second flame retardant coating (7) Inside be filled with fire resistant infilling.

4. a kind of fireproof bus duct according to claim 1, it is characterised in that: the surface of the fin (12) is wavy Curved surface.

5. a kind of fireproof bus duct according to claim 1, it is characterised in that: the central axis of the ventilation hole (13) with The central axis of through slot (14) is overlapped.