CN213243469U - High-protection bus duct - Google Patents
High-protection bus duct Download PDFInfo
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- CN213243469U CN213243469U CN202022152230.3U CN202022152230U CN213243469U CN 213243469 U CN213243469 U CN 213243469U CN 202022152230 U CN202022152230 U CN 202022152230U CN 213243469 U CN213243469 U CN 213243469U
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- bottom plate
- bus duct
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Abstract
The utility model relates to a high protection bus duct, including bus casing and a plurality of mother row, the bus casing includes the outer cover plate with the cross-section of H-shaped structure, outer bottom plate and the outer panel with the cross-section of U-shaped structure, be equipped with the interior plate between outer panel and a plurality of mother row lateral walls, be equipped with first fire-resistant pouring layer between interior plate and the outer side plate, be equipped with symmetrical inner cover plate and inner bottom plate between outer cover plate bottom and the mother row, between inner cover plate top and the mother row respectively, be equipped with second fire-resistant pouring layer between outer cover plate and inner cover plate, U-shaped inner side plate, inner cover plate and inner bottom plate inside the bus casing are through first slot, second slot plug-in structure, the reliability of connection is improved to quick location spacing assembly, first fire-resistant pouring layer, second fire-resistant pouring layer improve bus duct fire resistance and mother row insulating support performance, improve the whole protection performance of bus duct, and the long-term use requirement under severe environment is met.
Description
Technical Field
The utility model relates to a high protection bus duct belongs to bus duct technical field.
Background
The busway system is widely applied as power transmission equipment between a transformer, a power distribution cabinet and the like and power distribution equipment between the power distribution cabinet and a load, has the advantages of safety, long service life, reliable performance, flexibility, clear field layout, convenience in use and the like compared with a cable, and is applied to various places such as shipbuilding, mechanical electronics, petrochemical industry, ferrous metallurgy, large-scale buildings, wind power industry and the like, so the quality of the busway directly influences the running stability of the system. The bus duct is a closed metal device formed by copper and aluminum bus posts, and due to the limitation of bus shell plates, the bus duct has the problems of poor shell rigidity and heat resistance under the heavy load of a bracket suspension arm, a cross beam or a spring during construction or use, particularly when a corner is loaded, so that the protection performance is low, and the long-term use requirement under severe environment is difficult to meet.
SUMMERY OF THE UTILITY MODEL
The utility model aims at prior art's defect, provide a high protection bus duct, the inside U-shaped interior plate of generating line casing, interior apron and the interior bottom plate spacing assembly of quick location improve the connection reliability, and first fire-resistant pouring layer, the fire-resistant pouring layer of second improve bus duct fire resistance and female insulating support performance of arranging, improve bus duct barrier propterty, satisfy especially long-term user demand under the adverse circumstances.
The utility model discloses a realize through following technical scheme:
a high-protection bus duct comprises a bus casing and a plurality of busbars positioned in the bus casing, wherein insulating layers are arranged outside the busbars, the bus casing comprises an outer cover plate with an H-shaped structure in section, an outer bottom plate and an outer side plate which is positioned between the outer cover plate and the outer bottom plate and has a U-shaped structure in section, an inner side plate is arranged between the outer side plate and the side walls of the busbars, and a first fireproof pouring layer is arranged between the outer wall of the inner side plate and the inner wall of the outer side plate;
the bus bar shell comprises an outer cover plate and an inner bottom plate, wherein the outer cover plate is provided with an outer side plate, the inner side plate is provided with a first slot, the outer side plate is provided with a first slot, the first slot is positioned on the inner side of the outer cover plate or the inner side of the outer bottom plate, the cross section of the inner side plate is of a U-shaped structure, two ends of the inner side plate are in clearance fit with the first slot, the outer side plate is provided with a plurality of first convex ribs which are arranged at intervals;
an inner cover plate and an inner bottom plate which are symmetrically arranged are respectively arranged between the bottom of the outer cover plate and the bus bar and between the top of the inner cover plate and the bus bar, the cross sections of the inner cover plate and the inner bottom plate are in a U-shaped structure, the side walls of the inner cover plate and the inner bottom plate are in clearance fit with each other, and second refractory pouring layers are respectively arranged between the outer cover plate and the inner cover plate and between the outer bottom plate and the inner bottom plate;
the inner side plate is provided with a second slot positioned on the inner side of the outer cover plate or the inner bottom plate, the end parts of the inner cover plate and the inner bottom plate are respectively provided with a hook plate in clearance fit with the second slot, the inner cover plate and the inner bottom plate are respectively provided with a second convex rib arranged corresponding to the bus bar, and the bottom of the outer cover plate and the top of the outer bottom plate are respectively provided with a limiting plate in clearance fit with the inner wall of the inner cover plate and the inner wall of the inner bottom plate;
the bus shell is of an L-shaped structure, the end part of the outer side plate is in clearance fit with the outer cover plate or the outer bottom plate, and a plurality of bolts are arranged between the outer cover plate and the outer bottom plate as well as between the outer bottom plate and the outer side plate.
The utility model has the advantages that:
(1) the inner side plate is arranged outside the busbar, the inner cover plate or the inner bottom plate is correspondingly inserted and mounted in a clearance fit manner with a second slot of the inner side plate through the end part hook plate and is limited and supported by a second convex rib, the outer side plate is limited and arranged outside the inner side plate through the clearance fit manner of the first slot and the end part of the U-shaped inner side plate, the outer cover plate and the outer bottom plate are limited with the end part of the U-shaped outer side plate through an H-shaped structure, the limiting plate is limited with the inner wall of the inner cover plate or the inner bottom plate to realize positioning and sealing, a first fire-resistant pouring layer and a second fire-resistant pouring layer are formed by pouring;
(2) through the inside U-shaped interior plate of reliably installing of generating line casing, interior apron and infrabasal plate improve the outside protective strength of female arranging, and outside curb plate and the interior curb plate between first fire-resistant pouring layer, outer apron and outer bottom plate improve bus duct fire resistance and female insulating support performance with the fire-resistant pouring layer of second between interior apron and the infrabasal plate respectively, T shape side muscle and side muscle improve the bonding strength on first fire-resistant pouring layer, thereby wholly improve bus duct barrier properties, satisfy especially under the adverse circumstances long-term user demand.
Drawings
Fig. 1 is a three-dimensional structure diagram of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is a cross-sectional view in the direction AA of fig. 2.
Fig. 4 is a cross-sectional view in the BB direction of fig. 2.
The labels in the figure are: bus casing 1, female arranging 2, insulating layer 3, outer apron 11, outer bottom plate 12, outer panel 13, inner panel 4, first fire-resistant pouring layer 5, first slot 6, first protruding muscle 7, side muscle 8, inner decking 9 and infrabasal plate 10, the fire-resistant pouring layer 14 of second, second slot 15, collude board 16, limiting plate 17, end cap 18, side ear 19, heating panel 20, bolt 21, the protruding muscle 22 of second.
Detailed Description
The following describes the present invention with reference to the accompanying drawings.
A high-protection bus duct comprises a bus casing 1 and a plurality of busbars 2 positioned in the bus casing 1, wherein insulating layers 3 are arranged outside the busbars 2, the bus casing 1 comprises an outer cover plate 11 and an outer bottom plate 12 which are in H-shaped structures in cross section, and an outer side plate 13 which is positioned between the outer cover plate 11 and the outer bottom plate 12 and is in U-shaped structures in cross section, an inner side plate 4 is arranged between the outer side plate 13 and the side walls of the busbars 2, and a first fireproof pouring layer 5 is arranged between the outer wall of the inner side plate 4 and the inner wall of the outer side plate 13;
the outer side plate 13 is provided with a first slot 6 positioned on the inner side of the outer cover plate 11 or the outer bottom plate 12, the section of the inner side plate 4 is in a U-shaped structure, two ends of the inner side plate are in clearance fit with the first slot 6, the outer side plate 13 is provided with a plurality of first convex ribs 7 which are arranged at intervals and protrude towards the outer wall of the bus shell 1, and the outer wall of the inner side plate 4 is vertically provided with a plurality of side ribs 8 which are arranged at intervals and have T-shaped structures;
an inner cover plate 9 and an inner base plate 10 which are symmetrically arranged are respectively arranged between the bottom of the outer cover plate 11 and the busbar 2 and between the top of the inner base plate 9 and the busbar 2, the cross sections of the inner cover plate 9 and the inner base plate 10 are in a U-shaped structure, the side walls of the inner cover plate 9 and the inner base plate 10 are in clearance fit with the inner side plate 4, and second refractory pouring layers 14 are respectively arranged between the outer cover plate 11 and the inner base plate 9 and between the outer base plate 12 and the inner base plate 10;
the inner side plate 4 is provided with a second slot 15 positioned at the inner side of the outer cover plate 11 or the outer bottom plate 12, the end parts of the inner cover plate 9 and the inner bottom plate 10 are respectively provided with a hook plate 16 in clearance fit with the second slot 15, the inner bottom plate 9 and the inner bottom plate 1 are respectively provided with a second convex rib 22 corresponding to the bus bar 2, and the bottom of the outer cover plate 11 and the top of the outer bottom plate 12 are respectively provided with a limiting plate 17 in clearance fit with the inner wall of the inner bottom plate 10 and the inner wall of the inner bottom plate 9;
outer apron 11 and outer bottom plate 12 both ends all are equipped with end cap 18, all are equipped with a plurality of heating panels 20 that are located end cap 18 one side on outer apron 11 and the inner decking 9, end cap 18 is connected with the side ear 19 that is located a plurality of female 2 both sides of arranging, bus casing 1 is L shape structure, outer side 13 tip and outer apron 11 or outer bottom plate 12 clearance fit are equipped with a plurality of bolts 21 between outer apron 11 and outer bottom plate 12 and the outer side 13.
The utility model discloses a theory of operation does:
arranging the inner side plate 4 at the outer side of the busbar 2, correspondingly inserting and mounting the inner cover plate 9 or the inner bottom plate 10 and a second slot 15 of the inner side plate 4 in a clearance fit manner through an end hook plate 16, welding the end parts of the inner cover plate 9 and the inner bottom plate 10 after the two plates are assembled to form an L-shaped structure, and matching and limiting the second convex ribs 22 on the inner cover plate 9 and the inner bottom plate 10 and the corresponding busbar 2 to support and simultaneously improve the structural strength of the bottom of the inner cover plate 9 and the top of the inner bottom plate 10;
the outer side plate 13 is in clearance fit with the end part of the U-shaped inner side plate 4 through the first slot 6 and is limited outside the inner side plate 4, the outer cover plate 11 and the outer bottom plate 12 are limited with the end part of the U-shaped outer side plate 13 through an H-shaped structure, the limiting plate 17 is limited with the inner wall of the inner cover plate 9 or the inner bottom plate 10 to realize positioning and sealing, similarly, the outer cover plate 11 and the outer bottom plate 12 can be assembled through two plates and then welded at the end parts to form an L-shaped structure, and the heat dissipation plate 20 is used for heat transfer to reduce;
the bus shell body 1 is formed by assembling and fixing an outer cover plate 11, an outer bottom plate 12 and an outer side plate 13 through bolts 21, a molten refractory material is poured between the outer side plate 13 and an inner side plate 4, and between the outer cover plate 11 and the outer bottom plate 12 and an inner cover plate 9 and an inner bottom plate 10 respectively, so that a first refractory pouring layer 5 and a second refractory pouring layer 14 are formed respectively, T-shaped side ribs 8 are used for improving the supporting strength of the first refractory pouring layer 5 and the combining area and tightness of the first refractory pouring layer and the inner side plate 4, and a plurality of first convex ribs 7 are used for improving the structural strength of the outer side plate 13 and the combining area and tightness of the first refractory pouring layer 5;
spacing installation end cap 18 in heating panel 20 one side of outer apron 11 and outer bottom plate 12 and female side ear 19 of 2 both sides of arranging for the protection bus duct tip connects the spigot joint electricity and connects, thereby the assembly forms the bus duct of L shape, adapt to the corner installation, the spacing assembly of quick location improves the connection reliability, simultaneously through the inside interior plate 4 of 1 inside reliable installations of generating line casing, interior apron 9 and interior bottom plate 10 improve female outside protective strength who arranges 2, and improve bus duct fire resistance and female 2 insulating support performance with first fire-resistant pouring layer 5 and second fire-resistant pouring layer 14, thereby wholly improve bus duct barrier propterty, satisfy especially long-term use demand under the adverse circumstances.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified 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 by those of ordinary skill in the art through specific situations.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. A high-protection bus duct comprises a bus casing and a plurality of busbars positioned in the bus casing, wherein an insulating layer is arranged outside each busbar, and the high-protection bus duct is characterized in that the bus casing comprises an outer cover plate and an outer bottom plate which are of H-shaped structures in cross section, and an outer side plate which is positioned between the outer cover plate and the outer bottom plate and is of U-shaped structures in cross section, an inner side plate is arranged between the outer side plate and the side walls of the busbars, and a first fireproof pouring layer is arranged between the outer wall of the inner side plate and the inner wall of the outer side plate;
the inner cover plate and the inner bottom plate are symmetrically arranged between the bottom of the outer cover plate and a busbar and between the top of the inner cover plate and the busbar respectively, the cross sections of the inner cover plate and the inner bottom plate are of U-shaped structures, the side walls of the inner cover plate and the inner bottom plate are in clearance fit with the inner side plate, and second fireproof pouring layers are arranged between the outer cover plate and the inner cover plate and between the outer bottom plate and the inner bottom plate.
2. The high-protection bus duct of claim 1, wherein the outer side plate is provided with a first slot positioned at the inner side of the outer cover plate or the outer bottom plate, the cross section of the inner side plate is of a U-shaped structure, and two ends of the inner side plate are in clearance fit with the first slot.
3. The high-protection bus duct of claim 1, wherein a plurality of first ribs are arranged on the outer side plate at intervals and protrude towards the outer wall of the bus shell.
4. The high-protection bus duct of claim 1, wherein a plurality of side ribs which are arranged at intervals and have T-shaped cross sections are vertically arranged on the outer wall of the inner side plate.
5. The high-protection bus duct according to claim 1, wherein a second slot is arranged on the inner side plate and located on the inner side of the outer cover plate or the outer bottom plate, hook plates in clearance fit with the second slot are arranged at the end portions of the inner cover plate and the inner bottom plate, and second convex ribs corresponding to the bus bars are arranged on the inner cover plate and the inner bottom plate.
6. The high-protection bus duct of claim 1, wherein the bottom of the outer cover plate and the top of the outer bottom plate are respectively provided with a limiting plate which is in clearance fit with the inner wall of the inner cover plate and the inner wall of the inner bottom plate.
7. The high-protection bus duct according to claim 1, wherein plugs are arranged at two ends of the outer cover plate and two ends of the outer bottom plate, a plurality of heat dissipation plates are arranged on one side of each plug on the outer cover plate and the inner cover plate, and the plugs are connected with side lugs on two sides of the plurality of busbars.
8. The high-protection bus duct according to any one of claims 1 to 7, wherein the bus casing is in an L-shaped structure, the end of the outer side plate is in clearance fit with the outer cover plate or the outer bottom plate, and a plurality of bolts are arranged between the outer cover plate and the outer bottom plate as well as between the outer cover plate and the outer bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022152230.3U CN213243469U (en) | 2020-09-27 | 2020-09-27 | High-protection bus duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022152230.3U CN213243469U (en) | 2020-09-27 | 2020-09-27 | High-protection bus duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213243469U true CN213243469U (en) | 2021-05-18 |
Family
ID=75878605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022152230.3U Active CN213243469U (en) | 2020-09-27 | 2020-09-27 | High-protection bus duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213243469U (en) |
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2020
- 2020-09-27 CN CN202022152230.3U patent/CN213243469U/en active Active
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