CN217159219U

CN217159219U - Double pin bus duct

Info

Publication number: CN217159219U
Application number: CN202220660574.1U
Authority: CN
Inventors: 陶杰; 张强; 王宁
Original assignee: Zhenjiang Siemens Bus Co Ltd
Current assignee: Zhenjiang Siemens Bus Co Ltd
Priority date: 2022-03-24
Filing date: 2022-03-24
Publication date: 2022-08-09
Anticipated expiration: 2032-03-24

Abstract

The utility model discloses a double pin bus duct, including two upper and lower busbar trough subassemblies, connect the curb plate, connect side cover plate, connector assembly, connection cover plate, middle double-pin piece, the double-pin end cap of tip. One end of the upper busbar cell component and one end of the lower busbar cell component are electrically connected through the connector component, the two ends of the upper busbar cell component and the two ends of the lower busbar cell component are connected through the end part double-splicing plugs, and the middle of the upper busbar cell component and the lower busbar cell component are connected through the middle double-splicing component. Through the middle double-spliced piece, the end part double-spliced connecting plug and the sealing parts at other parts, the problems of material waste, poor process and fire safety are solved, and the beneficial effects of saving materials, simplifying the process and effectively improving the protection level are achieved.

Description

Double pin bus duct

Technical Field

The utility model relates to a distribution lines device field specifically is a double pin bus duct.

Background

The existing double-spliced bus duct is formed by connecting two sections of identical bus ducts with smaller currents in parallel through a double-splicing assembly so as to achieve the effect of large current, the original bus duct sectional materials are vertically symmetrical, the sectional materials with one specification are uniformly adopted, and the double-splicing assembly is higher in height due to the height problem of the sectional materials, so that the total height of the bus duct is higher, the bus duct is larger in size, and the installation, transportation and assembly of the bus duct are inconvenient.

For example, the patent with the publication number of CN104300470A discloses an intensive double-spliced bus duct, which comprises two bus ducts and a double-spliced assembly, wherein the bus duct comprises a shell and a bus bar, the bus bar is fixed in the shell, the shell comprises an upper cover plate, a lower cover plate and two side plates, the two side plates are oppositely fixed between the upper cover plate and the lower cover plate, the upper cover plate comprises a horizontally arranged top plate and two upper side plates which are arranged perpendicular to the top plate, the upper side plates are fixed on two sides of the top plate, the lower cover plate comprises a horizontally arranged bottom plate and two lower side plates which are arranged perpendicular to the top plate, the lower side plates are fixed on two sides of the bottom plate, the installation is convenient, the total height of the bus duct is reduced, the volume of the bus duct is reduced, the mechanical strength is increased, the installation and the transportation are convenient, the cost is reduced, the service life is prolonged, the heat dissipation condition of the bus is obviously improved, and the temperature rise of the system is effectively reduced, the current carrying capacity of the bus can be effectively enhanced.

At present, in the actual operation process, the prior art and the patents have certain defects: the double-spliced connecting piece is characterized in that the double-spliced connecting piece is made of cuboid structural sections, so that the double-spliced connecting piece is made of materials which are wasted and is not suitable for automatic assembly, the position of a horizontal plane assembly bolt is gradually insufficient under the condition that a bus body is gradually narrowed, and the protection grade is low due to the fact that the middle part and the end part of the double-spliced connecting piece are of the same structure, the safety problem that the whole bus duct is sprayed with fire spray water at the beginning of a building fire cannot be solved, and the smoothness of an emergency line cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a double pin bus duct to solve above-mentioned problem.

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

a double-spliced bus duct comprises an upper bus duct assembly, a lower bus duct assembly, a connecting side plate, a connecting side cover plate, a connector assembly, a connecting cover plate, a middle double-spliced assembly and an end double-spliced plug. The bus duct assembly comprises an upper bus bar, an upper H-shaped section, an upper side section and an upper plug assembly, the lower bus bar assembly comprises a lower bus bar, a lower H-shaped section, a lower side section and a lower plug assembly, the upper H-shaped section and the lower H-shaped section are connected at two ends through end part double-splicing plugs, and the upper H-shaped section and the lower H-shaped section are connected in the middle through a middle double-splicing assembly.

Preferably, the upper H-shaped section is provided with upper section guide rail groove parts at the front side and the rear side, and the lower H-shaped section is provided with lower section guide rail groove parts at the front side and the rear side.

Preferably, the upper side profile assembly is installed at the front side and the rear side of the end part between the two upper H profiles.

Preferably, the upper side profile component comprises a side profile, an inner sealing strip, an outer sealing strip and a side profile clamping strip, the side profile clamping strip is installed on the side face of the side profile, the inner sealing strip is installed on the inner side of the side profile, and the outer sealing strip is installed on the outer side of the side profile.

Preferably, the upper plug assembly comprises a plug and a plug sealing ring, and the rear part of the plug is wrapped by the plug sealing ring.

Preferably, the middle double-assembly piece comprises a reinforcing and fixing machine component, a sliding T-shaped nut and a flange bolt, one sliding T-shaped nut is installed in the upper section bar guide rail groove, the other sliding T-shaped nut is installed in the lower section bar guide rail groove, and the sliding T-shaped nuts are connected through the reinforcing and fixing mechanism piece through the flange bolt.

Preferably, the end part double-spliced end cap comprises an end part double-spliced connecting piece and a double-spliced sealing ring, and the double-spliced sealing ring is wrapped at the rear part of the double-spliced connecting piece.

Preferably, the upper H-shaped section is arranged above the double-spliced connecting piece, and the double-spliced connecting piece is arranged on the lower plug component.

Preferably, two sides of the reinforcing and fixing mechanism are bent into a door shape.

Preferably, a sealing gasket is installed in the connecting cover plate.

Through the scheme, for prior art, the utility model discloses a beneficial effect of device lies in: through changing traditional cuboid double-spliced piece into a middle double-spliced piece and two tip double-spliced end caps, the problem of material waste is solved, the vertical plane is changed through the mounting bolt of middle double-spliced piece, the problem that the horizontal plane assembly position is not enough and the automatic assembly is not adapted is solved, sealing rings are added through the end cap part of the bus duct and the end part double-spliced end cap part, sealing strips are added inside and outside side profiles, and sealing gaskets are added in the connecting cover plates, the safety problem that the whole bus duct is sprayed with fire spray water at the beginning of a building fire is solved, the overall protection level index of the double-spliced bus duct is effectively improved, the protection level of the traditional cuboid double-spliced structure can only be IP54 to the maximum extent, and the level of the highest IP66 can be improved through the scheme.

Drawings

Fig. 1 is a schematic structural view of the upper right front view of the present invention;

FIG. 2 is a schematic structural view of the upper left front view of the present invention;

FIG. 3 is a schematic structural view of the plug of the present invention;

fig. 4 is a schematic structural view of the upper side profile assembly of the present invention;

FIG. 5 is a schematic structural view of the middle double-piece assembly of the present invention;

fig. 6 is a schematic structural view of the end double-spliced plug of the present invention;

wherein, 1-upper busway component, 11-upper bus bar, 12-upper H section bar, 121-upper section bar guide rail groove, 13-upper side section bar component, 131-side section bar, 132-inner sealing strip, 133-outer sealing strip, 134-side section bar clamping strip, 14-upper plug component, 141-plug, 142-plug sealing ring, 2-lower busway component, 21-lower bus bar, 22-lower H section bar, 221-lower section bar guide rail groove, 23-lower side section bar component, 24-lower plug component, 3-connecting side plate, 4-connecting side cover plate, 5-connector component, 6-connecting cover plate, 61-sealing pad, 7-middle double-piece component, 71-reinforcing fixing machine component, 72-sliding T-shaped nut, 73-flange bolt, 8-end double-spliced connecting plug, 81-end double-spliced connecting piece and 82-double-spliced sealing ring.

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 technical scheme is used in an upper and lower double-splicing scheme with the model of LI-MC, the double-spliced busway provided by the technical scheme is a double-spliced intensive busway which mainly comprises an upper busway component, a lower busway component, a connecting side plate 3, a connecting side cover plate 4, a connector component 5, a connecting cover plate 6, a middle double-splicing component 7 and an end double-spliced plug 8, the left ends of the upper busway component 1 and the lower busway component 2 are electrically connected through the connector component 5, the connecting cover plates 6 are arranged above and below the connector component 5, a sealing gasket 61 is arranged in each connecting cover plate 6, the connecting side cover plates 4 are arranged in front of and behind the connector component 5, the connecting side plate 3 is arranged at the right ends of the upper busway component 1 and the lower busway component 2, the upper busway component and the lower busway component are the upper busway component 1 and the lower busway component 2, the upper busbar trough assembly 1 comprises an upper busbar 11, upper and lower upper H-shaped sections 12, four upper side section assemblies 13 and two upper plug assemblies 14, the lower busbar trough assembly 2 comprises a lower busbar 21, upper and lower H-shaped sections 22, four lower side section assemblies 23 and four lower plug assemblies 24, and the upper busbar trough assembly 1 and the lower busbar trough assembly 2 are different in that the upper busbar trough assembly 1 is less than the lower busbar trough assembly 2 in a pair of plug assemblies arranged below, so that the overall height of a double-spliced busbar trough finished product is reduced. The upper bus bar 11 and the lower bus bar 21 both comprise three-phase five wires comprising N, L1, L2, L3 and PE in sequence, and the upper H-shaped profile 12 and the lower H-shaped profile 22, the upper side profile component 13 and the lower side profile component 23, and the upper plug component 14 and the lower plug component 24 have the same specifications in practice. An upper H-shaped section 12 below the upper busbar assembly is connected with a lower H-shaped section 22 above the lower busbar assembly at two ends through a left end part and a right end part double-splicing plug 8, and an upper H-shaped section 12 below the upper busbar assembly is connected with a lower H-shaped section 22 above the lower busbar assembly in the middle through a front middle double-splicing piece and a rear middle double-splicing piece 7. The upper H-shaped section 12 has a full-length upper section guide rail groove 121 on the front and rear sides thereof, and the lower H-shaped section 22 has a full-length lower section guide rail groove 221 on the front and rear sides thereof. The four upper side profile assemblies 13 are installed at the front and rear sides of the end part between the upper and lower H-profiles 12, and two lower side profile assemblies 23 are installed at the front and rear sides of the end part between the upper and lower H-profiles 22. The side profile component 13 comprises a side profile 131, an inner sealing strip 132, an outer sealing strip 133 and a side profile clamping strip 134, the side profile clamping strip 134 is installed on the side of the side profile 131, a screw hole is formed in the side profile clamping strip 134, a connecting side cover plate for connecting another double-splicing bus duct unit with a screw hole in the side of the plug component and the end double-splicing plug 8 is used, the inner sealing strip 132 is installed on the inner side of the side profile 131 and used for sealing a bus shell, the outer sealing strip 133 is installed on the outer side of the side profile 131 and used for forming a unified side sealing strip with a surrounding sealing ring in the plug component 14 and the end double-splicing plug 8. Similarly, the lower side profile assembly 23 is also of the same construction as the upper side profile assembly 13. The upper plug assembly 14 arranged at the top of two ends of the upper H-shaped material in the upper busbar trough assembly 1 comprises a plug 141 and a plug sealing ring 142, and the plug sealing ring 142 is a surrounding sealing ring and wraps the rear part of the plug 141. The lower plug assembly 24 is similarly constructed. Each middle double-splicing piece 7 comprises a reinforcing and fixing machine member 71, two sliding T-shaped nuts 72 and two flange bolts 73, two sides of the reinforcing and fixing machine member 71 are bent into a door shape, two screw holes are respectively formed in the upper part and the lower part of the reinforcing and fixing machine member, the upper sliding T-shaped nut 72 is installed in an upper section guide rail groove 121 below the upper bus duct assembly 1, the lower sliding T-shaped nut 72 is installed in a lower section guide rail groove 221 on the same side above the lower bus duct assembly 2, and the flange bolts 73 respectively penetrate through the upper screw hole and the lower screw hole of the reinforcing and fixing machine member 71 to be fastened with the upper sliding T-shaped nut 72 and the lower sliding T-shaped nut 72. One central double piece 7 is fastened one above the other. The end portion double-spliced-connection plug 8 comprises an end portion double-spliced-connection piece 81 and a double-spliced-piece sealing ring 82, and the double-spliced-piece sealing ring 82 is a surrounding sealing ring and wraps the rear portion of the double-spliced-connection piece 81. The two end double-spliced connecting plugs 8 are respectively placed below the left end and the right end of an upper H section 12 below the upper bus duct component 1, the upper H section 12 is installed in a threaded screw hole in the top surface of the double-spliced connecting piece 81 through a bolt, and the double-spliced connecting piece 81 is installed on the lower plug components 24 at the two ends of the lower bus duct component 2 through the bolt penetrating through the screw hole in the bottom surface of the double-spliced connecting piece 81. Therefore, the whole double-spliced connecting piece is connected, and the sealing pieces at all parts are made of chloroprene rubber CR, so that a good sealing effect can be achieved.

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

1. The utility model provides a double pin bus duct which characterized in that: the bus duct assembly comprises an upper bus duct assembly (1), a lower bus duct assembly (2), a connecting side plate (3), a connecting side cover plate (4), a connector assembly (5), a connecting cover plate (6), a middle double-assembly (7) and an end double-assembly plug (8), wherein one end of the upper bus duct assembly (1) is electrically connected with one end of the lower bus duct assembly (2) through the connector assembly (5), the connecting cover plate (6) is arranged above and below the connector assembly (5), the connecting side cover plate (4) is arranged in front of and behind the connector assembly (5), the connecting side plate (3) is arranged at the other end of the upper bus duct assembly (1) and the other end of the lower bus duct assembly (2), the upper bus duct assembly (1) comprises an upper bus (11), an upper H-shaped material (12), an upper side-shaped material assembly (13) and an upper plug assembly (14), and the lower bus duct assembly (2) comprises a lower bus (21), Lower H section bar (22), lower side section bar subassembly (23), lower end cap subassembly (24), go up H section bar (12) and lower H section bar (22) and be connected by tip double-pin joint end cap (8) at both ends, go up H section bar (12) and lower H section bar (22) and be connected by middle double-pin piece (7) in the centre.

2. The double-pin bus duct of claim 1, wherein: the upper H-shaped section (12) is provided with upper section guide rail grooves (121) at the front and rear sides, and the lower H-shaped section (22) is provided with lower section guide rail grooves (221) at the front and rear sides.

3. The double-pin bus duct of claim 1, wherein: the upper side profile components (13) are arranged at the front side and the rear side of the end part between the two upper H profiles (12).

4. The double-pin bus duct of claim 1, wherein: the side profile component (13) comprises a side profile (131), an inner sealing strip (132), an outer sealing strip (133) and a side profile clamping strip (134), the side profile clamping strip (134) is installed on the side face of the side profile (131), the inner sealing strip (132) is installed on the inner side of the side profile (131), and the outer sealing strip (133) is installed on the outer side of the side profile (131).

5. The double-pin bus duct of claim 1, wherein: the upper plug assembly (14) comprises a plug (141) and a plug sealing ring (142), and the rear part of the plug (141) is wrapped by the plug sealing ring (142).

6. The double-pin bus duct of claim 2, wherein: the middle double-piece assembly (7) comprises a reinforcing fixing machine component (71), a sliding T-shaped nut (72) and a flange bolt (73), one sliding T-shaped nut (72) is installed in an upper section guide rail groove (121), the other sliding T-shaped nut (72) is installed in a lower section guide rail groove (221), and the sliding T-shaped nut (72) is connected with the reinforcing fixing machine component (71) through the flange bolt (73).

7. The double-pin bus duct of claim 1, wherein: the end part double-spliced-connection plug (8) comprises an end part double-spliced-connection piece (81) and a double-spliced-piece sealing ring (82), and the double-spliced-piece sealing ring (82) is wrapped at the rear part of the double-spliced-connection piece (81).

8. The double-pin bus duct of claim 7, wherein: go up H section bar (12) and install in double pin joint spare (81) top, double pin joint spare (81) are installed under on plug subassembly (24).

9. The double-pin bus duct of claim 6, wherein: two sides of the reinforcing and fixing machine component (71) are bent into a door shape.

10. The double-pin bus duct of claim 1, wherein: and a sealing gasket (61) is arranged in the connecting cover plate (6).