CN217984439U

CN217984439U - Bus duct horizontal elbow and bus duct

Info

Publication number: CN217984439U
Application number: CN202221509377.6U
Authority: CN
Inventors: 胡国雄
Original assignee: Guangdong Shifu Electric Industrial Co ltd
Current assignee: Guangdong Shifu Electric Industrial Co ltd
Priority date: 2022-06-16
Filing date: 2022-06-16
Publication date: 2022-12-06
Anticipated expiration: 2032-06-16

Abstract

The utility model discloses a bus duct horizontal elbow and a bus duct, wherein the bus duct horizontal elbow comprises an upper cover plate and a lower cover plate arranged at an interval with the upper cover plate; the inner side plate and the outer side plate are arranged in a gap between the upper cover plate and the lower cover plate, the inner side plate and the outer side plate are arranged at intervals to enclose a limiting area, the inner side plate is provided with a first bending part, and the outer side plate is provided with a second bending part; the conductor is arranged in the limiting area; the first connecting piece is used for fixedly connecting the top end of the inner side plate with the upper cover plate and the top end of the outer side plate with the upper cover plate; the second connecting piece is used for fixedly connecting the bottom end of the inner side plate with the lower cover plate and the bottom end of the outer side plate with the lower cover plate. Through forming first portion of bending and the second portion of bending to through first connecting piece and second connecting piece with upper cover plate, lower cover plate, interior plate and outer panel fixed connection, make the assembly effect of interior plate and outer panel better, the spacing region of formation can effectively laminate, press from both sides tight conductor, and the preparation trend is simple and easy, standard, conveniently standardizes production.

Description

Bus duct horizontal elbow and bus duct

Technical Field

The utility model relates to a power supply unit technical field, in particular to bus duct horizontal elbow and bus duct.

Background

At present bus duct of wide application, its shell mostly adopts aluminum alloy section bar, and the horizontal elbow of traditional bus duct is because of the curb plate adopts welding polishing reassembling after the section bar cutting, and the fillet, conductor adoption shaping of bending need be polished to the curb plate after the welding, can't compress tightly when leading to bus duct horizontal elbow assembly, and often appears the curb plate fracture in the assembling process, or the conductor assembles not tight condition, seriously influences the safe operation of generating line.

Disclosure of Invention

The utility model aims to solve one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a horizontal elbow of bus duct can make the preparation trend simple and easy, standard, and the assembly effect is better, effectively laminates, presss from both sides tight conductor.

The utility model discloses still provide a bus duct including above-mentioned bus duct horizontal elbow.

According to the utility model discloses bus duct horizontal elbow of first aspect embodiment, include:

an upper cover plate;

the lower cover plate is arranged at intervals with the upper cover plate;

the inner side plate and the outer side plate are arranged in a gap between the upper cover plate and the lower cover plate at intervals to form a limiting area, the inner side plate is provided with a first bending part, the outer side plate is provided with a second bending part, and the first bending part and the second bending part are correspondingly arranged;

the conductor is arranged in the limiting area, and two ends of the conductor are used for electric connection; and

the first connecting pieces are partially used for fixedly connecting the top end of the inner side plate and the upper cover plate, and partially used for fixedly connecting the top end of the outer side plate and the upper cover plate, and the first connecting pieces are arranged with the first bending parts and the second bending parts in a staggered manner;

and part of the second connecting pieces are used for fixedly connecting the bottom end of the inner side plate and the lower cover plate, and part of the second connecting pieces are used for fixedly connecting the bottom end of the outer side plate and the lower cover plate, and the second connecting pieces are arranged in a staggered manner with the first bending parts and the second bending parts.

According to the utility model discloses a bus duct horizontal elbow of first aspect embodiment has following beneficial effect at least: through forming first bending part and second bending part on interior plate and outer panel to through first connecting piece and second connecting piece with upper cover plate, lower cover plate, interior plate and outer panel fixed connection, make the assembly effect of interior plate and outer panel better, the spacing region of formation can effectively laminate, press from both sides tight conductor, the preparation trend of forming spacing regional upper cover plate, lower cover plate, interior plate and outer panel is simple and easy, the standard, conveniently standardizes production.

According to the utility model discloses a first aspect embodiment bus duct horizontal elbow, stretch out respectively at the both ends of conductor spacing regional both ends, the both ends periphery of conductor all sets up the end curb plate.

According to the utility model discloses a first aspect embodiment bus duct horizontal elbow, the upper cover plate is equipped with two first shutoff pieces, be equipped with two second shutoff pieces on the apron down, each first shutoff piece sets up respectively the upside at spacing regional both ends, each second shutoff piece sets up respectively the downside at spacing regional both ends, each the end curb plate respectively fixed connection in each first shutoff piece and each second shutoff piece.

According to the bus duct horizontal elbow provided by the embodiment of the first aspect of the invention, two sides of the top surface of the upper cover plate are respectively provided with a first side wall extending upwards, the first side wall and the top surface of the upper cover plate enclose an upper installation area, each first plugging member is arranged at two ends of the upper installation area, and two side walls of each first plugging member are respectively abutted against each first side wall;

the both sides of apron bottom surface are equipped with downwardly extending's second lateral wall respectively down, the second lateral wall with the bottom surface of apron encloses into down the installation region down, each the second shutoff piece set up in go up the both ends of installation region, just the both sides wall of second shutoff piece respectively the butt respectively each the second lateral wall.

According to the bus duct horizontal elbow provided by the embodiment of the first aspect of the present invention, two first side walls are respectively provided with a first inner turned-over edge which is opposite to each other so as to form a first T-shaped groove, and the top ends of the two side walls of the first blocking piece are respectively provided with a first bar-shaped groove, so that the first blocking piece can be embedded in the first T-shaped groove;

and two second side walls are respectively provided with a second inward flanging opposite to each other so as to form a second T-shaped groove, and the top ends of the two side walls of the second plugging piece are respectively provided with a second strip-shaped groove, so that the second plugging piece can be embedded in the second T-shaped groove.

According to the utility model discloses a first aspect embodiment bus duct horizontal elbow, be equipped with first fin in the inboard with spacing regional another side relative, be equipped with the second fin in the outer panel with spacing regional another side relative.

According to the utility model discloses a first aspect embodiment bus duct horizontal elbow, the interior plate includes first horizontal part and first vertical portion, first horizontal part with first vertical portion passes through first bending portion transitional coupling, the outer panel includes second horizontal part and the vertical portion of second, the second horizontal part with the vertical portion of second passes through second bending portion transitional coupling, first horizontal part with first vertical portion sets up perpendicularly, the second horizontal part with the vertical portion of second sets up perpendicularly, first horizontal part with the second corresponds, first vertical portion with the vertical portion of second corresponds, so that the interior plate with inject the spacing region of 90 diversions between the outer panel.

According to the utility model discloses a bus duct horizontal elbow, first fin sets up respectively first horizontal part with first vertical portion, the second fin sets up respectively the second horizontal part with the vertical portion of second.

According to the utility model discloses a first aspect embodiment bus duct horizontal elbow, the inboard board or at least one of outer panel is the aluminium alloy.

According to the utility model discloses bus duct of second aspect embodiment, include: the utility model discloses a bus duct horizontal elbow of first aspect embodiment.

It should be understood that the bus duct in the embodiment of the second aspect of the present invention has the technical effect of the horizontal elbow of the bus duct in the embodiment of the first aspect as described above, and therefore the description is omitted.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a cross-sectional view of an inner panel and an outer panel of an embodiment of the present invention;

fig. 3 is an enlarged view of a in fig. 1.

Reference numerals:

the structure of the heat-insulating plate comprises an upper cover plate 100, a first side wall 110, a first inward flange 111, a lower cover plate 200, a second side wall 210, an inner side plate 300, a first horizontal part 310, a first vertical part 320, a first bending part 330, a first cooling fin 340, an outer side plate 400, a second horizontal part 410, a second vertical part 420, a second bending part 430, a second cooling fin 440, a conductor 500, a first connecting piece 600, an end side plate 700, a first blocking piece 800, a strip-shaped groove 810 and a second blocking piece 900.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means is one or more, a plurality of means is at least two, and the terms greater than, less than, exceeding, etc. are understood as excluding the number, and the terms above, below, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

The bus duct is used as a transmission facility of a high-current power supply line, and is widely applied to electrical equipment and power systems of civil buildings, factories and the like. In a power supply line, in order to realize current transmission of a conductor in the horizontal or vertical direction, a bus needs to be assembled and connected in the horizontal or vertical direction through a bus elbow so as to realize complete line communication. The realization of the bus duct elbow is the guarantee of guaranteeing whether the bus duct can realize the expected trend of the bus duct in the bus duct construction connection.

Referring to fig. 1 to 3, the bus duct horizontal elbow according to the embodiment of the present invention is applied to the assembly connection of the bus duct, and the bus duct horizontal elbow includes an upper cover plate 100, a lower cover plate 200, an inner side plate 300, an outer side plate 400, a conductor 500, a plurality of first connecting members 600 and a plurality of second connecting members.

Wherein the lower cover plate 200 and the upper cover plate 100 are arranged at intervals; the inner side plate 300 and the outer side plate 400 are both arranged in the space between the upper cover plate 100 and the lower cover plate 200, the inner side plate 300 and the outer side plate 400 are arranged at intervals to enclose a limit area, the inner side plate 300 is provided with a first bending part 330, the outer side plate 400 is provided with a second bending part 430, the first bending part 330 and the second bending part 430 are correspondingly arranged, the conductor 500 is arranged in the limit area, and two ends of the conductor 500 are used for electric connection; part of the first connecting member 600 is used for fixedly connecting the top end of the inner side plate 300 and the upper cover plate 100, part of the first connecting member 600 is used for fixedly connecting the top end of the outer side plate 400 and the upper cover plate 100, and the first connecting member 600 is arranged in a staggered manner with the first bending part 330 and the second bending part 430; part of the second connecting members are used for fixedly connecting the bottom end of the inner side plate 300 and the lower cover plate 200, part of the second connecting members are used for fixedly connecting the bottom end of the outer side plate 400 and the lower cover plate 200, and the second connecting members are arranged in a staggered manner with the first bending part 330 and the second bending part 430. Through forming first bending part 330 and second bending part 430 on interior plate 300 and outer panel 400, and through first connecting piece 600 and second connecting piece with upper cover plate 100, lower cover plate 200, interior plate 300 and outer panel 400 fixed connection, make the assembly effect of interior plate 300 and outer panel 400 better, the spacing region of formation can effectively laminate, press from both sides tight conductor 500, the upper cover plate 100 that forms spacing region, lower cover plate 200, the preparation trend of interior plate 300 and outer panel 400 is simple and easy, the standard, conveniently standardize production.

It can be understood that, upper cover plate 100 and lower cover plate 200 level set up, interior plate 300 and the vertical setting of outer panel 400, based on first portion of bending 330 and the second portion of bending 430, make conductor 500 realize the diversion in the plane, wherein interior plate 300 and outer panel 400 are with bending in advance or the shaping of buckling before the assembly, realize dismantling the connection through first connecting piece 600 and second connecting piece during the assembly, thereby avoid welding grinding process behind the cutting of the horizontal elbow curb plate of traditional bus duct, need not to polish into the fillet, and the assembly is simple and easy, and is reliable, avoid unable compressing tightly in the traditional assembling process, the curb plate fracture or the untight condition of conductor 500 assembly take place. It should be noted that, in order to ensure that the upper cover plate 100 is connected with the inner side plate 300 and the outer side plate 400, the lower cover plate 200 is connected with the inner side plate 300 and the outer side plate 400, the upper and lower ends of the inner side plate 300 and the outer side plate 400 are provided with mounting holes, the mounting holes can be processed with threads, corresponding hole sites are arranged at corresponding positions of the upper cover plate 100 and the lower cover plate 200, and the first connecting piece 600 and the second connecting piece respectively penetrate through the corresponding hole sites and mounting holes, so that the upper cover plate 100, the lower cover plate 200, the inner side plate 300 and the outer side plate 400 can be assembled. Preferably, the first connector 600 and the second connector are threaded fasteners.

In some embodiments, since the inner side plate 300 and the outer side plate 400 are respectively provided with the first bending portion 330 and the second bending portion 430, the upper cover plate 100 and the lower cover plate 200 may also be correspondingly provided with a corner according to the position of the bending portion, so as to achieve effective fitting and clamping of the conductor 500. Specifically, referring to fig. 1, each of the upper and

lower cover plates

100 and 200 is a plate-shaped member having a right angle, and the right angle is located at a position corresponding to the first and

second bent portions

330 and 430.

In some embodiments of the utility model, specifically refer to fig. 1, spacing regional both ends are stretched out respectively at conductor 500's both ends, and conductor 500's both ends periphery all sets up end curb plate 700, and end curb plate 700 docks with the bus duct straight flute, and conductor 500 is used for being connected with the power supply line electricity in the bus duct, and wherein end curb plate 700 is two a set of, and every group corresponds conductor 500's one end, and two end curb plates 700 set up the both sides in conductor 500 one end respectively in every group to dock with the bus duct straight flute through end curb plate 700.

In some embodiments of the present invention, referring specifically to fig. 1, the upper cover plate 100 is provided with two first plugging members 800, the lower cover plate 200 is provided with two second plugging members 900, each first plugging member 800 is respectively disposed at the upper sides of the two ends of the spacing region, each second plugging member 900 is respectively disposed at the lower sides of the two ends of the spacing region, and each end side plate 700 is respectively fixedly connected to each first plugging member 800 and each second plugging member 900. It can be understood that, spacing region is used for spacing conductor 500, and the power supply circuit of bus duct is drawn forth and connected respectively at conductor 500's both ends, therefore spacing region has two exports, two exports are located spacing region both ends respectively, conductor 500's both ends are drawn forth from two exports in spacing region, then end curb plate 700 also sets up the position of locating at two exports respectively, through pertinence arrangement first shutoff piece 800 and second shutoff piece 900, through first shutoff piece 800 and second shutoff piece 900 as the installation basis of end curb plate 700, make the assembly of end curb plate 700 also become simple and easy, set up corresponding installation position on first shutoff piece 800 and second shutoff piece 900, end curb plate 700 also sets up corresponding hole site, wear to establish installation position and hole site respectively through threaded fastener and realize detachable fixed connection, make the unified standard of product structure.

Preferably, two sides of the top surface of the upper cover plate 100 are respectively provided with a first sidewall 110 extending upward, the first sidewall 110 and the top surface of the upper cover plate 100 form an upper installation region, each first blocking element 800 is arranged at two ends of the upper installation region, and two sidewalls of the first blocking element 800 are respectively abutted against each first sidewall 110, two sides of the bottom surface of the lower cover plate 200 are respectively provided with a second sidewall 210 extending downward, the second sidewall 210 and the bottom surface of the lower cover plate 200 form a lower installation region, each second blocking element 900 is arranged at two ends of the upper installation region, and two sidewalls of the second blocking element 900 are respectively abutted against each second sidewall 210. It can be understood that the two open openings of the restriction region are located at both ends of the upper and

lower cap plates

100 and 200, and thus both sides of the upper and

lower cap plates

100 and 200 are provided with the first and

second sidewalls

110 and 210, and both ends of the upper and

lower cap plates

100 and 200 are used to place the first and

second plugging members

800 and 900, and the terminal side plates 700 can be fixedly connected by the first and

second plugging members

800 and 900 by inserting the first plugging member 800 between the two first sidewalls 110 and inserting the second plugging member 900 between the two second sidewalls 210.

In some embodiments of the present invention, referring to fig. 3 in particular, the two first sidewalls 110 are respectively provided with a first inner flange 111 opposite to each other to form a first T-shaped groove, the top ends of the two sidewalls of the first plugging member 800 are respectively provided with a first strip-shaped groove 810, so that the top end of the first plugging member 800 forms a structure capable of being embedded into the first T-shaped groove, so that the first plugging member 800 can be embedded into the first T-shaped groove, the two second sidewalls 210 are respectively provided with a second inner flange opposite to each other to form a second T-shaped groove, the top ends of the two sidewalls of the second plugging member 900 are respectively provided with a second strip-shaped groove 810, so that the top end of the second plugging member 900 forms a structure capable of being embedded into the second T-shaped groove, so that the second plugging member 900 can be embedded into the second T-shaped groove, thereby ensuring reliable positioning of the first plugging member 800 and the second plugging member 900.

In some embodiments of the present invention, referring to fig. 2 in particular, the first cooling fin 340 is disposed on the other side of the inner panel 300 opposite to the limiting region, and the second cooling fin 440 is disposed on the other side of the outer panel 400 opposite to the limiting region. The first radiating fins 340 and the second radiating fins 440 ensure that the bus has a better radiating effect, and the situation that the safe operation of the bus is seriously influenced due to poor radiating effect and temperature rise at the horizontal elbow of the bus duct is avoided. Preferably, the first heat sink fins 340 are respectively disposed on the first horizontal portion 310 and the first vertical portion 320, and the second heat sink fins 440 are respectively disposed on the second horizontal portion 410 and the second vertical portion 420, so that the manufacturing process is easier and more standardized.

In some embodiments of the present invention, referring to fig. 2 in particular, the inner panel 300 includes a first horizontal portion 310 and a first vertical portion 320, the first horizontal portion 310 and the first vertical portion 320 are connected by a first bending portion 330, the outer panel 400 includes a second horizontal portion 410 and a second vertical portion 420, the second horizontal portion 410 and the second vertical portion 420 are connected by a second bending portion 430, the first horizontal portion 310 is disposed perpendicular to the first vertical portion 320, the second horizontal portion 410 is disposed perpendicular to the second vertical portion 420, the first horizontal portion 310 corresponds to the second horizontal portion 410, and the first vertical portion 320 corresponds to the second vertical portion 420, so that a 90 ° turning limiting region is defined between the inner panel 300 and the outer panel 400. It will be appreciated that the inner side plate 300 and the outer side plate 400 are spaced parallel to each other and the first horizontal portion 310 and the second horizontal portion 410 are adjacent parallel to each other to define a horizontal restraining area; first vertical portion 320 is adjacent with vertical portion 420 is parallel to each other to inject vertical spacing region, and horizontal spacing region and vertical spacing region constitute 90 spacing regions of diversion, and, it is excessive to adopt the fillet through one side, ensures that section bar and conductor 500 bent angle are effectively laminated, press from both sides tightly, avoids conductor 500 to appear the condition emergence of damaging because of the bent angle, makes the diversion more level and smooth, thereby can better guarantee 90 diversion of horizontal elbow.

In some embodiments of the present invention, at least one of the inner side plate 300 or the outer side plate 400 is an aluminum profile. It should be noted that the inner side plate 300 and the outer side plate 400 are both made of aluminum profiles, and are obtained by analyzing and summarizing the shell process of the horizontal elbows of the bus duct, so as to ensure effective fitting and clamping of the elbows of the bus duct and the conductor 500. The inner side plate 300 and the outer side plate 400 are both made of aluminum profiles, so that 90-degree turning of the horizontal elbow can be better guaranteed, and two sides of the end head are in butt joint with the traditional bus. The aluminum profile adopting the structure mode can standardize bus duct horizontal elbows with different current grades, and is manufactured and produced in a unified and standardized mode. The shell of the horizontal elbow of the bus duct tends to be manufactured in a simple, standard and standardized production mode.

Referring to fig. 1 to 3, the utility model discloses bus duct, bus duct of second aspect embodiment include the utility model discloses the horizontal elbow of bus duct of first aspect embodiment, the horizontal elbow production and processing technology of bus duct that uses is firm, and the product structure is unified standard, therefore the assembly connection effect of bus duct is better, safer.

The technical features of the embodiments described above can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. The utility model provides a bus duct horizontal elbow which characterized in that includes:

an upper cover plate;

the lower cover plate is arranged at an interval with the upper cover plate;

the inner side plate and the outer side plate are arranged at intervals to enclose a limiting area, the inner side plate is provided with a first bending part, the outer side plate is provided with a second bending part, and the first bending part and the second bending part are correspondingly arranged;

2. The horizontal elbow of bus duct of claim 1, wherein: the two ends of the conductor respectively extend out of the two ends of the limiting area, and end side plates are arranged on the peripheries of the two ends of the conductor.

3. The horizontal elbow of bus duct of claim 2, wherein: the upper cover plate is provided with two first plugging pieces, the lower cover plate is provided with two second plugging pieces, the first plugging pieces are respectively arranged on the upper sides of two ends of the limiting area, the second plugging pieces are respectively arranged on the lower sides of two ends of the limiting area, and the end side plates are respectively and fixedly connected to the first plugging pieces and the second plugging pieces.

4. The horizontal elbow of bus duct of claim 3, wherein: two sides of the top surface of the upper cover plate are respectively provided with a first side wall extending upwards, the first side walls and the top surface of the upper cover plate enclose an upper mounting area, each first plugging piece is arranged at two ends of the upper mounting area, and two side walls of each first plugging piece are respectively abutted against the first side walls;

5. The horizontal elbow of bus duct of claim 4, wherein: the two first side walls are respectively provided with opposite first inward turned edges to form first T-shaped grooves, and the top ends of the two side walls of the first plugging piece are respectively provided with first strip-shaped grooves so that the first plugging piece can be embedded in the first T-shaped grooves;

6. The horizontal elbow of bus duct of claim 1, wherein: and a first radiating fin is arranged on the other side surface of the inner side plate, which is opposite to the limiting area, and a second radiating fin is arranged on the other side surface of the outer side plate, which is opposite to the limiting area.

7. The horizontal elbow of bus duct of claim 6, wherein: the inner side plate comprises a first horizontal portion and a first vertical portion, the first horizontal portion is in transitional connection with the first vertical portion through a first bending portion, the outer side plate comprises a second horizontal portion and a second vertical portion, the second horizontal portion is in transitional connection with the second vertical portion through a second bending portion, the first horizontal portion is perpendicular to the first vertical portion, the second horizontal portion is perpendicular to the second vertical portion, the first horizontal portion corresponds to the second horizontal portion, and the first vertical portion corresponds to the second vertical portion so that a 90-degree turning limiting area is defined between the inner side plate and the outer side plate.

8. The horizontal elbow of bus duct of claim 7, wherein: the first radiating fins are arranged on the first horizontal portion and the first vertical portion respectively, and the second radiating fins are arranged on the second horizontal portion and the second vertical portion respectively.

9. A busway horizontal elbow according to any one of claims 1 to 8, wherein: at least one of the inner side plate or the outer side plate is an aluminum profile.

10. A bus duct, comprising: a busway horizontal elbow as claimed in any one of claims 1 to 9.