CN213093831U - High-strength bus duct - Google Patents

Abstract

The utility model provides a high strength bus duct, including the generating line casing and be located a plurality of insulating layers and female arranging of generating line casing, the generating line casing includes the apron, bottom plate and curb plate, the apron is unanimous with the bottom plate structure, and opposite direction sets up, apron bottom one side is equipped with a plurality of flanges, the opposite side is equipped with the L shaped plate, be equipped with a plurality of first protruding muscle on the apron, two curb plate cross-sections are C shape structure, structure is unanimous and opposite direction sets up, curb plate apex angle portion and base angle portion all are equipped with a plurality of second protruding muscle, be equipped with a plurality of slopes on the curb plate, the first heating panel that links to each other with the second protruding muscle, be equipped with a plurality of second heating panels and third protruding muscle on the curb plate lateral wall, realize the generating line casing with the cooperation of apron or bottom plate L shaped plate, flange and the second protruding muscle of curb plate, improve the structural strength of, Especially the requirement of strength and safe use when a large-span bus system is laid.

Description

High-strength bus duct

Technical Field

The utility model relates to a high strength bus duct belongs to bus duct technical field.

Background

With the emergence of modern engineering facilities and equipment, the power consumption of various industries is increased rapidly, particularly, the appearance of numerous high-rise buildings and large-scale factory workshops, the traditional cable serving as a power transmission lead cannot meet the requirement in a large-current transmission system, and the parallel connection of multiple cables brings inconvenience to on-site installation, construction and connection, so that the bus duct is widely applied. Bus duct among the prior art generally includes the bus casing and sets up insulating layer and female arranging etc. in the bus casing, and the bus casing passes through plate structure constitution and seals or semi-enclosed structure, because straight face receives about, load when strikeing about, and impact is limited, especially the combination or the cooperation intensity of level, vertical perpendicular face are relatively poor, and the dismouting of four corners department is loaded down with trivial details, intensity and security are difficult to satisfy the user demand when leading to bus duct installation, especially large-span bus system to lay.

SUMMERY OF THE UTILITY MODEL

The utility model aims at prior art's defect, provide a high strength bus duct to the cooperation of the protruding muscle of second of apron or bottom plate L shaped plate, protruding board and curb plate realizes the generating line casing fast-assembling, sets up the structural strength who improves U-shaped apron and bottom plate, C shape curb plate surface and bight with each protruding muscle simultaneously, intensity and security user demand when reinforcing the heat dissipation, satisfying the bus duct installation, especially large-span generating line system and laying.

The utility model discloses a realize through following technical scheme:

a high-strength bus duct comprises a bus casing and a plurality of insulating layers and busbars which are positioned in the bus casing, wherein the bus casing comprises a cover plate and two side plates of which the bottom plate is positioned between the cover plate and the bottom plate, the cover plate and the bottom plate are in the same structure and are oppositely arranged, the cover plate and the bottom plate are in U-shaped structures, slots are arranged at two ends of the cover plate and are provided with a plurality of first convex ribs protruding towards the outside of the bus casing, two side walls of the first convex ribs are oppositely inclined, one side of the bottom of the cover plate is provided with a plurality of convex plates positioned at two sides of at least one first convex rib, and the other side of;

the cross sections of the two side plates are of C-shaped structures, the structures of the two side plates are consistent and are oppositely arranged, the end parts of the side plates are in clearance fit with the inner wall of the L-shaped plate, bolts located on the same side of the convex plate are arranged between the end parts of the side plates and the cover plate or the bottom plate, a plurality of second convex ribs protruding towards the outside of the bus shell are arranged at the top corner parts and the bottom corner parts of the side plates, and the second convex ribs at least one end are in limit fit with the convex;

the convex plates comprise two triangular plates connected with the cover plate or the bottom plate and connecting plates connected with the triangular plates, the inner walls of the second convex ribs are in clearance fit with the outer walls of the triangular plates, and concave ribs matched with the inclined surfaces of the triangular plates and sinking into the second convex ribs are arranged;

be equipped with a plurality of slopes and set up on the curb plate, and the first heating panel that links to each other perpendicularly with the protruding muscle of second, first heating panel and the terminal surface parallel and level of the concave muscle of second, be equipped with the second heating panel that a plurality of intervals set up on the curb plate lateral wall, be equipped with the protruding muscle of third to generating line casing outside on the curb plate lateral wall, protruding muscle terminal surface of third and second heating panel terminal surface parallel and level.

The utility model has the advantages that:

(1) the cover plate and the bottom plate which are of the U-shaped structure are consistent in structure and are arranged oppositely, so that the side plates are in clearance fit with the L-shaped plate through one end, the inner wall of the second convex rib is in clearance fit with the outer walls of the two triangular plates of the convex plate through the other end, the concave rib is in inclined plane fit with the triangular plates, and the bolts which are positioned at the same side of the convex plate between the side plates and the cover plate or the bottom plate are used for realizing the connection and fixation of the bolts at two corners of the bus shell, so that the assembling number of the bolts is;

(2) first protruding muscle improves the load-carrying capacity and the resistance to deformation that apron and bottom plate received vertical direction to strike, the apex angle portion and the base angle portion of C shape curb plate pass through the protruding muscle of second and improve the joint strength of perpendicular, the protruding excessive that hangs of the protruding muscle of second is avoided to the concave muscle, the protruding muscle of third increases the resistance to deformation that the lateral wall received the level impact, and support first heating panel and second heating panel and increase heat radiating area, thereby in the fast-assembling simultaneously, improve the bulk strength of generating line casing and to female barrier propterty, satisfy the bus duct installation or use, intensity and security user demand when especially large-span generating line system laid.

Drawings

Fig. 1 is a top perspective view of the present invention.

Fig. 2 is a bottom perspective view of the present invention.

Fig. 3 is a top view of the present invention.

Fig. 4 is a cross-sectional view in the direction AA of fig. 3.

Fig. 5 is a cross-sectional view in the BB direction of fig. 3.

Fig. 6 is a bottom perspective view of the cover plate of the present invention.

Fig. 7 is a perspective view of the side plate of the present invention.

The labels in the figure are: bus casing 1, insulating layer 2 and female 3, apron 11, bottom plate 12, curb plate 13, slot 4, first protruding muscle 5, flange 6, L shaped plate 7, bolt 8, second protruding muscle 9, set-square 61, even board 62, concave rib 10, first heating panel 14, second heating panel 15, third protruding muscle 16.

Detailed Description

The following describes the present invention with reference to the accompanying drawings.

A high-strength bus duct comprises a bus casing 1, and a plurality of insulating layers 2 and busbars 3 which are positioned in the bus casing 1, wherein the bus casing 1 comprises a cover plate 11 and a bottom plate 12, two side plates 13 are positioned between the cover plate 11 and the bottom plate 12, the cover plate 11 and the bottom plate 12 are in a consistent structure and are arranged oppositely, the cover plate 11 and the bottom plate 12 are in a U-shaped structure, slots 4 are arranged at two ends of the cover plate 11 and two ends of the cover plate 12, a plurality of first convex ribs 5 which protrude towards the outside of the bus casing 1 are arranged on the cover plate 11, a plurality of convex plates 6 which are positioned at two sides of at least one first convex rib 5 are arranged at one side of the bottom of;

the cross sections of the two side plates 13 are of C-shaped structures, the structures are consistent and are arranged oppositely, the end parts of the side plates 13 are in clearance fit with the inner wall of the L-shaped plate 7, bolts 8 which are positioned on the same side of the convex plate 6 are arranged between the end parts of the side plates 13 and the cover plate 11 or the bottom plate 12, a plurality of second convex ribs 9 which protrude towards the outside of the bus shell 1 are arranged at the top corner parts and the bottom corner parts of the side plates 13, and the second convex ribs 9 at least one end are in limit fit with the convex plate 6 of the;

the convex plate 6 comprises two triangular plates 61 connected with the cover plate 11 or the bottom plate 12 and a connecting plate 62 connected with the triangular plates 61, the inner wall of the second convex rib 9 is in clearance fit with the outer wall of the triangular plate 61, and a concave rib 10 which is matched with the inclined plane of the triangular plate 61 and is concave to the inner part of the second convex rib 9 is arranged;

be equipped with a plurality of slopes on curb plate 13 and set up and the perpendicular first heating panel 14 that links to each other with second protruding muscle 9, first heating panel 14 and the 10 terminal surface parallel and level of second concave muscle, be equipped with the second heating panel 15 that a plurality of intervals set up on the curb plate 13 lateral wall, be equipped with on the curb plate 13 lateral wall to the outside convex third protruding muscle 16 of generating line casing 1, 16 terminal surfaces of third protruding muscle and the 15 terminal surface parallel and levels of second heating panel.

The utility model discloses a theory of operation does:

the cover plate 11 and the base plate 12 which are in a U-shaped structure are consistent in structure and are arranged oppositely, so that referring to the attached drawing 5, the top end part of the left side plate 13 is limited by being in clearance fit with the L-shaped plate 7 at the bottom of the cover plate 11, the bottom end part of the right side plate 13 is limited by being in clearance fit with the L-shaped plate 7 at the top of the base plate 12, the cover plate 11 and the left side plate 13 as a whole, and the base plate 12 and the right side plate 13 as a whole are inserted and connected vertically and oppositely, so that the inner wall of the second convex rib 9 of the left side plate 13 is in clearance fit with the outer walls of the two triangular plates 61 of the convex plate 6 of the base plate 12, the concave rib 10 is in inclined plane fit with the triangular plate 61, and the inner wall of the second convex rib;

the bus bars 3 wrapped with the insulating layers 2 are inserted among the cover plate 11, the bottom plate 12 and the two side plates 13, the bolts 8 positioned on the same side of the convex plate 6 between the side plates 13 and the cover plate 11 or the bottom plate 12 are used for realizing the connection and fixation of the bolts 8 at two corners of the bus bar shell 1, so that the assembly number of the bolts 8 is saved, the connection and the abdication of the bolts 8 are avoided, the assembly of the bus bar slot is quickly realized, and the slots 4 of the cover plate 11 or the bottom plate 12 are used for inserting and fixing when the whole bus bar slot is;

the cover plate 11 and the bottom plate 12 of the bus shell 1 improve the load capacity and the deformation resistance of the cover plate 11 and the bottom plate 12 impacted by the vertical direction through the first convex ribs 5 which protrude to the outside of the bus shell 1 and incline oppositely on two side walls, the connecting plate 62 improves the combination performance between the two triangular plates 61 of the convex plate 6, and the support performance of the convex plate 6 on the second convex rib 9 is improved while the second convex rib 9 and the concave rib 10 are matched for quick assembly, so that the top corner part and the bottom corner part of the C-shaped side plate 13 pass through the second convex rib 9 and the combination strength of a vertical plane is improved;

the side plate 13 also avoids the second convex rib 9 from being too big in overhang through the concave rib 10 which is parallel and level with the inclined first heat dissipation plate 14, the structural strength of the second convex rib 9 and the heat dissipation area of the side plate 13 are improved through the first heat dissipation plate 14, the deformation resistance of the side wall which is impacted by the horizontal direction is increased through the third convex rib 16 on the side wall of the side plate 13, the heat dissipation area of the side plate 13 is improved through the second heat dissipation plate 15 which is parallel and level with the third convex rib 16, the first heat dissipation plate 14 and the support performance of the second heat dissipation plate 15 are reduced through the connection with the second convex rib 9 or the third convex rib 16, the deformation is prevented, thereby, in the process of fast assembly, the overall strength of the bus shell 1 is improved, the protection performance of the bus bar 3 is improved, and the strength and safety use requirements when the bus bar is installed or.

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 the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for 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 therefore, 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; 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 (7)

1. A high-strength bus duct comprises a bus casing, and a plurality of insulating layers and busbars which are positioned in the bus casing, wherein the bus casing comprises a cover plate and two side plates of which the bottom plate is positioned between the cover plate and the bottom plate;

the cross sections of the two side plates are of C-shaped structures and are arranged in the same and opposite directions, the end parts of the side plates are in clearance fit with the inner walls of the L-shaped plates, bolts located on the same side of the convex plates are arranged between the end parts of the side plates and the cover plate or the bottom plate, a plurality of second convex ribs protruding towards the outside of the bus shell are arranged at the top corner parts and the bottom corner parts of the side plates, and the second convex ribs at least at one end are in limit fit with the convex plates of the cover plate.

2. A high-strength bus duct according to claim 1, wherein the cover plate and the bottom plate are U-shaped and have slots at both ends.

3. A high strength bus duct as set forth in claim 1, wherein said first rib has opposite side walls inclined to each other.

4. The high-strength bus duct according to claim 1, wherein the convex plates comprise two triangular plates connected with the cover plate or the bottom plate and a connecting plate connected with the triangular plates, the inner wall of the second convex rib is in clearance fit with the outer wall of the triangular plate, and a concave rib which is in inclined plane fit with the triangular plate and is concave to the inside of the second convex rib is arranged.

5. The high-strength bus duct according to claim 4, wherein the side plate is provided with a plurality of first heat dissipation plates which are obliquely arranged and vertically connected with the second convex ribs, and the first heat dissipation plates are flush with the end faces of the second concave ribs.

6. A high-strength bus duct according to any one of claims 1 to 5, wherein a plurality of second heat dissipation plates are arranged at intervals on the side wall of the side plate.

7. The high-strength bus duct according to claim 6, wherein a third rib protruding to the outside of the bus shell is arranged on the side wall of the side plate, and the end surface of the third rib is flush with the end surface of the second heat dissipation plate.

Images