CN210246256U

CN210246256U - T-shaped bus duct

Info

Publication number: CN210246256U
Application number: CN201921450419.1U
Authority: CN
Inventors: Yiyun Yu; 禹益云
Original assignee: Aibo Busbar Co ltd
Current assignee: Aibo Busbar Co ltd
Priority date: 2019-09-03
Filing date: 2019-09-03
Publication date: 2020-04-03
Anticipated expiration: 2029-09-03

Abstract

The utility model discloses a T-shaped bus duct relates to the circuit conductor, aims at solving the inconvenient problem of assembly, and its technical scheme main points are: the utility model provides a T shape bus duct, includes the casing and leads electrical drainage, the casing includes the straightway to and communicate perpendicularly in the vertical section of straightway midpoint department, the side of straightway back to the straightway is provided with the opening, the opening cover is equipped with the apron, lead electrical drainage including inserting in the trunk of vertical section to and set up in two gradual circular arcs of trunk one end crooked until straight branch line, it is a plurality of lead electrical drainage and be provided with at least three insulating support piece and superpose fixedly each other, form a conductive row bundle group. The utility model discloses a T-shaped bus duct, the assembly of leading electrical drainage and casing is more convenient, and improves the continuity of leading electrical drainage.

Description

T-shaped bus duct

Technical Field

The utility model relates to a circuit conductor, more specifically says, it relates to a T shape bus duct.

Background

The bus duct is a new circuit mode, which uses copper or aluminum as a conductor, uses non-olefinic insulating support, and then is installed in a metal groove to form a new conductor; nowadays, wire and cable have been replaced gradually in indoor low-voltage power transmission main engineering projects.

According to the conductive requirement that single wires are divided into double wires in the market, the T-shaped bus duct is outgoing in the field, and the technical key point of the T-shaped bus duct unit structure disclosed by the Chinese patent with the publication number of CN104577911A is as follows: including the casing with electrically conduct the row, electrically conduct the row interval and set up in the casing, the casing is "T" shape, be provided with single bolt hole on the outer electrically conducting row of casing, the casing surface covers there is epoxy static powder layer, be provided with a plurality of power output socket on the casing.

However, in actual production, the problem that the assembly is inconvenient is found that the assembly cannot be carried out in a manner of directly inserting one end of the shell into the conducting bar in the same way as a normal linear bus duct when the shell and the conducting bar are assembled due to the fact that the shell and the conducting bar are limited by the T-shaped structures of the shell and the conducting bar; therefore, a new solution is needed to solve this problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a T-shaped bus duct, it is more convenient with the assembly of casing to lead electrical drainage, and improves the continuity of leading electrical drainage.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a T shape bus duct, includes the casing and leads electrical drainage, the casing includes the straightway to and communicate perpendicularly in the vertical section of straightway midpoint department, the side of straightway back to the straightway is provided with the opening, the opening cover is equipped with the apron, lead electrical drainage including inserting in the trunk of vertical section to and set up in two gradual circular arcs of trunk one end crooked until straight branch line, it is a plurality of lead electrical drainage and be provided with at least three insulating support piece and superpose fixedly each other, form a conductive row bundle group.

By adopting the technical scheme, when the utility model is required to be assembled, the trunk lines of a plurality of conductive bars are simultaneously inserted and fixed on one insulating support member, and two branch lines of the plurality of conductive bars are respectively inserted and fixed on two insulating support members, thereby realizing the mutual superposition and fixation of the plurality of conductive bars; after the plurality of conductive bars are overlapped and fixed, aligning the trunk line of the conductive bar with the vertical section of the shell, aligning the branch line of the conductive bar with the straight line section of the shell, inserting the branch line through the opening, and finally covering the opening with a cover plate to finish the assembly of the T-shaped bus duct; to sum up, optimize open-ended setting position to can be directly insert the casing with leading electrical drainage, effectively improve the assembly convenience, a plurality of leading electrical drainage utilize insulating support piece stack fixed back together insert again, thereby need not to install a plurality of leading electrical drainage one by one, further improve the assembly convenience, trunk and two branches need not to connect through the welding when the assembly, thereby can prepare complete leading electrical drainage through integrative casting, improve the continuity that leads electrical drainage, and then improve electric conductive property.

The utility model discloses further set up to: the two ends of the straight line section and one end of the vertical section are both provided with fixed connecting pieces, the fixed connecting pieces are integrally in a shape of a square, the section of the fixed connecting pieces is H-shaped, two clamping openings are formed in the fixed connecting pieces, one clamping opening is clamped on the outer wall of the straight line section or the vertical section, and a plurality of bolts penetrate through the fixed connecting pieces and the clamping openings.

By adopting the technical scheme, the end part of the straight line section or the vertical section is sleeved by the fixed connecting piece, the outer wall of the straight line section or the vertical section is clamped by the clamping opening, and finally the bolt is used for reinforcing, so that the fixed connecting piece can fix the common linear bus duct in the above way, and the T-shaped bus duct and the linear bus duct are fixed by the fixed connecting piece; to sum up, utilize fixed connection spare to realize the installation of sharp bus duct and T shape bus duct to consolidate through the bolt, thereby ensure the utility model discloses with the assembly strength of sharp bus duct.

The utility model discloses further set up to: the inner wall of the vertical section is provided with a butt joint ring which is butted against the corresponding insulating support piece, the straight line section is provided with two U-shaped supporting blocks, the cover plate is provided with pressing blocks corresponding to the two U-shaped supporting blocks respectively, and the U-shaped supporting blocks are matched with the pressing blocks to tightly clamp the corresponding insulating support piece.

Through adopting above-mentioned technical scheme, the vertical section utilizes butt ring butt insulating support piece, and the apron utilizes the briquetting to compress tightly insulating support piece to the degree of activity of the electrically conductive row along vertical section length direction is restricted, and the straightway utilizes the briquetting of U-shaped tray cooperation apron to press from both sides tight insulating support piece, thereby the degree of activity of the electrically conductive row along straightway length direction is restricted, combines the restriction of two above directions, effectively ensures to lead the stability of electrically conductive row in the casing.

The utility model discloses further set up to: the cover plate is characterized in that flanges are arranged on two sides of the cover plate and attached to the outer surface of the shell, and screws are arranged on the flanges and screwed into the shell.

Through adopting above-mentioned technical scheme, the apron utilizes the turn-ups to clip the casing surface to consolidate through the screw, thereby ensure the joint strength of apron and casing.

The utility model discloses further set up to: the branch lines are provided with a widening, the sum of the width of which and the width of the branch lines is equal to the width of the trunk line.

By adopting the technical scheme, the widening part is additionally arranged to improve the material quantity of the branch line, so that the sudden increase of resistance caused by the sudden reduction of the material quantity when the trunk line is transferred into the branch line is avoided, and the conductive stability of the whole conductive bar is further ensured.

The utility model discloses further set up to: the insulating support piece is integrally plate-shaped and provided with a plurality of through grooves for the corresponding conducting bars to pass through, the conducting bars are provided with through holes, the insulating support piece is vertically inserted and fixed with insulating rods, and the insulating rods penetrate through the through holes.

By adopting the technical scheme, the insulating support member realizes the fixed connection between the through groove and the conductive bar by utilizing the insertion of the through groove and the conductive bar, and realizes the isolation of two adjacent conductive bars, thereby avoiding the mutual interference of the adjacent conductive bars; the through hole that insulating rod runs through the conducting bar is add to the gliding activity degree of insulating support piece along conducting bar length direction is restricted, and then ensures the stability of being connected of insulating support piece and conducting bar.

To sum up, the utility model discloses following beneficial effect has: the arrangement position of the opening is optimized, so that the conducting bar can be directly inserted into the shell, and the assembly convenience is effectively improved; the plurality of conductive bars are overlapped and fixed by the insulating support piece and then inserted together, so that the plurality of conductive bars do not need to be installed one by one, and the assembly convenience is further improved; the trunk line and the two branch lines are not required to be connected by welding during assembly, so that a complete conductive bar can be prepared by integral casting, the continuity of the conductive bar is improved, and the conductivity is further improved; the installation of the linear bus duct and the T-shaped bus duct is realized by utilizing the fixed connecting piece, and the T-shaped bus duct is reinforced by the bolt, so that the assembly strength of the utility model and the linear bus duct is ensured; the limit on the conductive bar is realized by the matching of the butting ring, the two U-shaped push blocks and the two press blocks with the corresponding insulating support pieces, so that the stability of the conductive bar in the shell is ensured; the cover plate clamps the outer surface of the shell by using the flanging and is reinforced by using a screw, so that the connection strength of the cover plate and the shell is ensured; the branch lines are additionally provided with the widened parts to improve the material quantity of the branch lines, so that the conductive stability of the whole conductive bar is ensured; the insulating support member realizes the fixed connection between the conductive bars and the insulating support member by utilizing the insertion of the through grooves and the conductive bars, and realizes the isolation of two adjacent conductive bars, thereby avoiding the mutual interference of the adjacent conductive bars; the through hole that insulating rod runs through the conducting bar is add to the gliding activity degree of insulating support piece along conducting bar length direction is restricted, and then ensures the stability of being connected of insulating support piece and conducting bar.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a partial cross-sectional view of the present invention;

fig. 3 is an exploded view of the present invention;

FIG. 4 is a schematic structural view of the cover plate of the present invention;

fig. 5 is a schematic view of the plurality of conductive bars in the stacking and fixing process of the present invention;

fig. 6 is a schematic structural view of the conducting bar of the present invention.

Description of the drawings: 11. a straight line segment; 12. a vertical section; 13. an opening; 14. a cover plate; 141. flanging; 142. a screw; 15. fixing the connecting piece; 16. clamping the opening; 17. a bolt; 18. a butting ring; 19. a U-shaped support block; 20. briquetting; 21. a trunk line; 22. a branch line; 23. an insulating support; 24. a widening section; 25. a through groove; 26. a through hole; 27. an insulating rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The T-shaped bus duct, as shown in fig. 1 and 2, comprises a housing and a plurality of conductive bars, wherein the housing comprises a straight line segment 11 and a vertical segment 12 which is vertically welded and fixed and is communicated with the midpoint of the straight line segment 11, an opening 13 is arranged on the side of the straight line segment 11, which is back to the straight line segment 11, the opening 13 is covered with a cover plate 14, the conductive bars comprise a trunk line 21 inserted into the vertical segment 12 and two branch lines 22 which are gradually curved in a circular arc shape to be straight and are integrally formed at one end of the trunk line 21, and the plurality of conductive bars are provided with three insulating support members 23 which are mutually overlapped and fixed to form a.

When the utility model is required to be assembled, as shown in fig. 3, the trunk lines 21 of the plurality of conductive bars are simultaneously inserted and fixed on one insulating support member 23, and the two branch lines 22 of the plurality of conductive bars are respectively inserted and fixed on the two insulating support members 23, so that the plurality of conductive bars are mutually overlapped and fixed; after the plurality of conductive bars are overlapped and fixed, aligning the trunk 21 of the conductive bar with the vertical section 12 of the shell, aligning the branch 22 of the conductive bar with the straight section 11 of the shell, inserting the branch through the opening 13, and finally covering the opening 13 with the cover plate 14 to finish the assembly of the T-shaped bus duct; in conclusion, the arrangement position of the opening 13 is optimized, so that the conductive bar can be directly inserted into the shell, the assembly convenience is effectively improved, the plurality of conductive bars are overlapped and fixed by the insulating support piece 23 and then are inserted together, the plurality of conductive bars do not need to be installed one by one, the assembly convenience is further improved, the trunk line 21 and the two branch lines 22 do not need to be connected through welding during assembly, the complete conductive bar can be prepared through integral casting, the continuity of the conductive bar is improved, and the conductive performance is further improved.

Both ends of straightway 11 and the one end of vertical section 12 all need to assemble with ordinary sharp bus duct, for ensureing assembly strength, as shown in fig. 1, fig. 2, fig. 3, straightway 11's both ends and vertical section 12's one end all are provided with fixed connector 15, fixed connector 15 wholly is back the shape, its cross-section is H shape, and have two clamp mouths 16, one of which presss from both sides mouth 16 centre gripping in straightway 11 or vertical section 12's outer wall, it has a plurality of bolts 17 to run through fixed connector 15 and the 16 screw-thread fit of clamp mouth, utilize fixed connector 15 to realize the assembly of sharp bus duct and T shape bus duct, and consolidate through bolt 17, thereby ensure the utility model discloses with sharp bus duct's assembly strength.

In order to ensure the stability of the conductive bar in the housing, as shown in fig. 2, 3 and 4, an abutting ring 18 is fixed on the vertical section 12 in a clamping manner, the abutting ring 18 abuts against a corresponding insulating support member 23, two U-shaped support blocks 19 are fixed on the straight line section 11 in a clamping manner, a press block 20 is glued on the cover plate 14 corresponding to the two U-shaped support blocks 19 respectively, and the U-shaped support blocks 19 cooperate with the press block 20 to clamp the corresponding insulating support member 23; the vertical section 12 is abutted to the insulating support 23 through the abutting ring 18, the cover plate 14 is pressed against the insulating support 23 through the pressing block 20, so that the mobility of the conductive bar along the length direction of the vertical section 12 is limited, the straight section 11 is matched with the pressing block 20 of the cover plate 14 through the U-shaped supporting block 19 to clamp the insulating support 23, so that the mobility of the conductive bar along the length direction of the straight section 11 is limited, and the stability of the conductive bar in the shell is effectively ensured by combining the limitations of the two directions.

In order to ensure the connection strength between the cover plate 14 and the housing, as shown in fig. 3 and 4, flanges 141 are formed by bending two sides of the cover plate 14, the flanges 141 are attached to the outer surface of the housing, and the flanges 141 are provided with screws 142 and screwed into the housing, so that the cover plate 14 is fixed by clamping and the screws 142 are fastened, and the connection strength between the cover plate 14 and the housing is ensured.

In practical use, it is found that when the current is transferred from the trunk line 21 to the branch line 22, the resistance increases suddenly due to the sudden decrease of the material amount, so as to affect the conductive stability of the conductive bar, as shown in fig. 6, the branch line 22 is integrally formed with a widened portion 24, and the sum of the widths of the widened portion 24 and the branch line 22 is equal to the width of the trunk line 21, so that the material amount of the branch line 22 is increased by adding the widened portion 24, thereby avoiding the resistance increase suddenly and affecting the conductive stability of the conductive bar.

The insulating support 23 fixes the plurality of conductive bars in a stacked manner, as shown in fig. 5, the insulating support 23 is integrally plate-shaped and is provided with a plurality of through grooves 25 through which the corresponding conductive bars pass, the insulating support 23 realizes the fixed connection between the two conductive bars by the insertion of the through grooves 25 and the conductive bars, and realizes the isolation between two adjacent conductive bars, thereby avoiding the mutual interference between the adjacent conductive bars; the conducting bar is provided with a through hole 26 in a penetrating mode, the insulating support 23 is vertically fixed with an insulating rod 27 in a splicing mode, the insulating rod 27 penetrates through the through hole 26, the insulating support 23 is limited by the insulating rod 27 to move along the length direction of the conducting bar in a sliding mode, and therefore the connection stability of the insulating support 23 and the conducting bar is guaranteed.

The specific embodiments are only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiments without inventive contribution as required after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides a T shape bus duct, includes casing and electrically conducts row, its characterized in that: the casing includes straightway (11) to and perpendicular section (12) of perpendicular intercommunication in straightway (11) midpoint department, the side of straightway (11) dorsad straightway (11) is provided with opening (13), opening (13) cover is equipped with apron (14), electrically conductive row is including inserting trunk (21) in perpendicular section (12) to and set up in two gradual circular arc bending of trunk (21) one end until straight branch line (22), it is a plurality of electrically conductive row is provided with at least three insulating support piece (23) and superposes fixedly each other, forms a electrically conductive row bundle group.

2. The T-shaped bus duct of claim 1, wherein: both ends of straightway (11) and one end of vertical section (12) all are provided with fixed connection spare (15), fixed connection spare (15) wholly is the shape of returning, and its cross-section is the H shape, and has two clamp mouths (16), and one of them clamp mouth (16) centre gripping is in the outer wall of straightway (11) or vertical section (12), runs through fixed connection spare (15) and clamp mouth (16) are provided with a plurality of bolts (17).

3. The T-shaped bus duct of claim 1, wherein: the inner wall of the vertical section (12) is provided with a butt joint ring (18), the butt joint ring (18) abuts against the corresponding insulating support piece (23), the straight section (11) is provided with two U-shaped supporting blocks (19), the cover plate (14) is provided with a pressing block (20) corresponding to the two U-shaped supporting blocks (19), and the U-shaped supporting blocks (19) are matched with the pressing block (20) to clamp the corresponding insulating support piece (23).

4. The T-shaped bus duct of claim 1, wherein: flanges (141) are arranged on two sides of the cover plate (14), the flanges (141) are attached to the outer surface of the shell, and screws (142) are arranged on the flanges (141) and screwed into the shell.

5. The T-shaped bus duct of claim 1, wherein: the branch line (22) is provided with a widening (24), the sum of the width of the widening (24) and the width of the branch line (22) being equal to the width of the trunk line (21).

6. The T-shaped bus duct of claim 1, wherein: the insulating support piece (23) is integrally plate-shaped and provided with a plurality of through grooves (25) for corresponding conducting bars to pass through, the conducting bars are provided with through holes (26), the insulating support piece (23) is vertically inserted and fixed with insulating rods (27), and the insulating rods (27) penetrate through the through holes (26).