CN217159217U - Generating line L shape horizontal elbow - Google Patents

Abstract

The utility model discloses a generating line L shape horizontal elbow, constitute including last section bar, lower section bar, female subassembly, connecting plate, locating plate, connection cover plate, connector and supporting fastener of arranging. The connecting plate is a dovetail shape, the upper section bar is connected with the lower section bar through a fastener, the busbar assembly is installed in a section bar inner cavity formed by the upper section bar and the lower section bar, the positioning plate is installed on the lower section bar, the connecting cover plate is installed at two ends of the lower section bar or the upper section bar, and the connector is installed at one end of the busbar assembly and internally provided with a spring plate. Through prefabricating in the mill the elbow, the elbow shape is regular, the tight structure of clamp of junction and add and establish apron mechanism, reach at on-the-spot rapid Assembly, improve work efficiency, easily maintenance, the good beneficial effect of engineering straightness accuracy.

Description

Generating line L shape horizontal elbow

Technical Field

The utility model relates to a distribution lines installation field specifically is a horizontal generating line trunk unit of L shape of power generating line system.

Background

Since the development of the bus duct in the united states, the bus duct has become an indispensable wiring system for electrical equipment and power systems in various buildings and factories. In the installation construction of the bus device, various structures of buildings and the laying of the bus duct can adopt various matched elbows to realize turning along with the change of directions. The construction is generally carried out by adopting a field construction mode, operations such as sawing, punching, welding and the like need to be carried out on site, the connecting structure has larger volume, the construction difficulty is high, various devices are needed, the engineering period is long, and the quality control difficulty is high. Many methods have also been developed in the industry to overcome these problems.

For example, patent with publication number CN205960590U discloses an L-shaped horizontal bus duct elbow, which comprises a first bus bar, a second bus bar, and an insulating shell for sealing the bus bars, the first bus bar and the second bus bar are copper bars, each copper bar comprises a copper bar body, a stainless steel sheet and a thermoplastic sleeve, the thermoplastic sleeve is sleeved on the outer surface of the middle part of the copper bar body, a stainless steel sheet is arranged between the copper bar body and the thermoplastic sleeve, the outer surface of the copper bar body which is not sleeved with the end of the thermoplastic sleeve is provided with an epoxy resin coating, the first bus bar and the second bus bar have the same structure and are in a rake shape as a whole, the front section is flat plates which are parallel to each other and leave gaps, the flat plates are tightly jointed and fixed to the rear section through the collection of the middle section, the flat plate of the front sections of the first busbar and the second busbar is provided with two through holes, and the rear sections of the first busbar and the second busbar are vertically welded and fixed in the horizontal direction; the L-shaped horizontal bus duct elbow has outstanding conductivity and corrosion resistance, and short-circuit accidents are not easy to happen in the using process.

At present, in the actual operation process, the prior art and the patents have certain defects: still need the on-spot preparation in building site, waste time and energy, need have the through-hole on the female anterior segment of arranging, still need connect the outer joint at the bus duct, be unfavorable for the maintenance, bus duct can bear extra stress when each unit connection, and the levelness is not high with the straightness level that hangs down, and the erection dimension deviation is big, can not satisfy the requirement of generating line device construction quality inspection and evaluation.

SUMMERY OF THE UTILITY MODEL

The utility model provides a generating line L shape horizontal elbow to prior art is not enough, the utility model provides a to solve above-mentioned problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a bus L-shaped horizontal elbow comprises an upper section, a lower section, a busbar assembly, a connecting plate, a positioning plate, a connecting cover plate, a connector and a matched fastener. The improved bus bar is characterized in that the upper section bars and the lower section bars are connected through connecting plates, the connecting plates are dovetail-shaped, the inner section bars and the outer section bars are connected through fasteners, the bus bar assembly is installed in a section bar inner cavity formed by the upper section bars and the lower section bars, the positioning plate is installed on the lower section bars, the connecting cover plates are installed at two ends of the upper section bars or the lower section bars, and the connector is installed at one end of the bus bar assembly and is internally provided with a spring plate.

Preferably, the busbar assembly comprises a busbar and an insulating clamp.

Preferably, the insulating clamp is clamped on the busbar.

Preferably, the busbar is L-shaped, and the end part of the busbar is formed by bending an arc shape.

Preferably, one end of the busbar is provided with a bending part.

Preferably, the insulating clamp and the positioning plate are installed in a manner that the edges are attached tightly.

Preferably, the connector is mounted at one end of the busbar, which is not the bent portion.

Preferably, the sections of the bus bar grooves opposite to each other of the two insulating clamps are in a runway shape.

Preferably, one end of the upper section bar, which is not chamfered, is provided with a round-corner rectangular notch.

Preferably, the lower section bar is provided with a cavity part, inner and outer side edge parts and two inner walls, the cavity is arranged on one side of the lower section bar, and the inner and outer side edge parts and the inner wall of one side of the lower section bar are provided with screw fixing holes.

Through the scheme is prefabricated in the mill the elbow, for prior art, the utility model discloses a beneficial effect of device lies in: the elbow has regular shape, so that the straightness is good when the elbow is installed on the engineering site, the clamping structure at the joint avoids operations such as punching, welding and the like when two units are connected, the elbow is easy to replace and maintain, the elbow can be quickly assembled on the site, and the working efficiency is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention with a lower section removed from the upper side view;

FIG. 2 is a schematic view of the side view of the present invention;

fig. 3 is a schematic structural view of the bus bar assembly and the connector of the present invention;

FIG. 4 is a schematic view of the structure of the lower profile with the positioning plate installed;

fig. 5 is a detailed schematic view of a connector portion of the present invention;

the device comprises an upper section bar 1, a round-corner rectangular notch 11, a lower section bar 2, a cavity 21, an edge part 22, an inner wall 23, a busbar assembly 3, a busbar 31, a bending part 311, an insulating clamp 32, a connecting plate 4, a positioning plate 5, a connecting cover plate 6, a connector 7 and a spring plate 71.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

The embodiment provides a technical scheme that: the five-phase bus system with the model number of PD02, which is composed of a bus L-shaped horizontal elbow as a component, comprises: the busbar assembly 3 comprises five busbars 31 and three sets of insulating clamps 32, each busbar 31 is in a flat strip shape and is formed by bending in a radian manner in the horizontal direction of the middle part, and one end of each busbar 31 is bent to form a bent part 311; clamping five busbars 31 by three sets of insulating clamps 32, wherein each set of insulating clamp 32 consists of two insulating clamps 32, each insulating clamp 32 is a cuboid and is provided with two screw fixing holes, the whole insulating clamp 32 is made of unsaturated polyester glass fiber reinforced molding compound DMC (metal matrix plastics), five parallel busbar grooves are arranged on one side of a long edge, the sections of the busbar grooves, which are opposite to each other, of the two insulating clamps 32 are in a runway shape, the busbar grooves of the two insulating clamps 32 are opposite to each other to clamp the busbars 31, and are fastened by two sets of hexagonal screws, gaskets and hexagonal nuts penetrating through the screw fixing holes, two sets of busbar assemblies 3 formed by the two insulating clamps 32 are fixed on one side of an L-shaped bent part 311 of the five L-shaped busbars 31, and a set of busbar assembly 3 formed by the two insulating clamps 32 is fixed on the other side of the L-shaped bent part; the section part of the L-shaped horizontal elbow of the bus adopts an aluminum alloy section and consists of two upper sections 1 and two lower sections 2, one ends of all the upper sections 1 and the lower sections 2 are chamfered and cut by 45 degrees in the horizontal direction, a cavity 21 is formed at one side of each lower section 2, screw fixing holes are formed in the edge parts 22 at the inner side and the outer side and the inner wall 23 at the inner side, a round-corner rectangular notch 11 is formed at the non-chamfered end of each upper section 1, the two lower sections 2 are upwards spliced at the chamfered part according to the L-shaped cavity 21, the lower surfaces of the two lower sections 1 are connected by a connecting plate 4, the connecting plate 4 is in a dovetail shape, two wings are respectively provided with two screw holes, and the connecting plate 4 is fastened in the corresponding screw holes of the two lower sections 1 from the lower side by using two screws; the positioning plate 5 is rectangular and provided with two threaded holes, the two positioning plates 5 are fastened from the inner wall 23 of the inner side of the lower section bar 2 in the lower section bar 2 by four pointed screws, and the positioning plates 5 are used for positioning the installation of the busbar assembly 3 in the cavity 21 of the lower section bar 2; placing the busbar assembly 3 into the cavity 21 of the lower section bar 2 from the upper side, wherein the short edge edges of the outer sides of the two positioning plates 5 just prop against the edge of the inner side of the insulating clamp 32 on the busbar assembly 3; the five groups of connectors 7 including A, B, C, N, PE signals are clamped at one end of the busbar assembly 3 without the bending part 311, and the inner side of each connector 7 is provided with an elastic sheet 71 for fixing another spliced busbar; two upper section bars 1 with one end horizontally sawn into 45 degrees are spliced at the chamfer angle and are arranged on the two lower section bars 2 according to the L shape, the outer surfaces of the two upper section bars 1 are connected by a connecting plate 4, the connecting plate 4 is also in a dovetail shape, two screw holes are respectively arranged on two wings, and two screws sequentially penetrate through the connecting plate 4 and the upper section bars 1 from the upper side and are fastened in the corresponding screw holes of the two lower section bars 2; a connecting cover plate 6 is arranged on the upper side of the upper section bar 2 at one end of the bending part 311 of the busbar assembly 3, the bending inner curled edge of the connecting cover plate 6 faces to the lower side, 4 screw fixing holes are formed in the connecting cover plate 6, two screw fixing holes are used for being fastened on the L-shaped horizontal bent head of the bus bar, the other two screw fixing holes are used for being connected with other bus bar modules, such as a straight bus bar module or other elbows, and two long hexagon screws and gaskets are taken to sequentially penetrate through the connecting cover plate 6, the upper section bar 1 and the lower section bar 2 from the upper side to the lower side and are fastened from the lower side by two hexagon nuts and gaskets; another connecting cover plate 6 is arranged on the lower side of the lower section bar 1 at one end of the connector 7, the bent inner curled edge of the connecting cover plate 6 faces to the upper side, and two long hexagon screws and gaskets are taken to sequentially penetrate through the upper section bar 1, the lower section bar 2 and the connecting cover plate 6 from the upper side to the lower side and are fastened from the lower side by two hexagon nuts and gaskets; the difference of the installation positions of the connecting cover plates 6 at the two ends of the L-shaped horizontal elbow of the bus is used for distinguishing the bending part 311 and the connector 7 which are used for identifying the difference of the two ends of the elbow, and the bus is conveniently connected with other module bus modules.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do 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. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (10)

1. The utility model provides a generating line L shape horizontal elbow which characterized in that: including last section bar (1), section bar (2) down, female subassembly (3), connecting plate (4), locating plate (5), connection apron (6), connector (7) and supporting fastener component, go up between section bar (1) and all connect through connecting plate (4) between section bar (2) down, connecting plate (4) are the dovetail type, go up section bar (1) and be connected through the fastener with section bar (2) down, female subassembly (3) of arranging are installed in the section bar inner chamber of last section bar (1) and lower section bar (2) formation, locating plate (5) are installed under on section bar (2), install in section bar (1) or section bar (2) both ends down in connection apron (6), connector (7) are installed in female subassembly (3) one end of arranging and internally mounted have shell fragment (71).

2. The bus bar L-shaped horizontal elbow of claim 1, wherein: the busbar assembly (3) comprises a busbar (31) and an insulating clamp (32).

3. The bus bar L-shaped horizontal elbow of claim 2, wherein: the insulating clamp (32) is clamped on the busbar (31).

4. The bus bar L-shaped horizontal elbow of claim 2, wherein: the bus bar (31) is L-shaped, and the end part of the bus bar is formed by bending an arc.

5. The bus bar L-shaped horizontal elbow of claim 2, wherein: one end of the busbar (31) is provided with a bending part (311).

6. The bus bar L-shaped horizontal elbow of claim 2, wherein: the insulating clamp (32) and the positioning plate (5) are installed in a manner that the edges are attached tightly.

7. The bus bar L-shaped horizontal elbow of claim 5, wherein: the connector (7) is arranged at one end of the busbar (31) which is not the bending part (311).

8. The bus bar L-shaped horizontal elbow of claim 2, wherein: the sections of the bus bar grooves opposite to the two insulating clamps (32) are in a runway shape.

9. The bus bar L-shaped horizontal elbow of claim 1, wherein: one end, which is not chamfered, of the upper section bar (1) is provided with a round corner rectangular notch (11).

10. The bus bar L-shaped horizontal elbow of claim 1, wherein: lower section bar (2) are equipped with cavity (21) position, inside and outside both sides edge part (22) and two inner walls (23), cavity (21) are established in section bar (2) one side down, lower section bar (2) are opened including inside and outside both sides edge part (22) and inner wall (23) of one side have the screw fixed orifices.

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