Bus duct connection protection structure

Abstract

The utility model relates to a bus duct connection protection structure, which comprises an upper cover plate, a lower cover plate and a side protection plate, the upper cover plate and the lower cover plate are respectively and fixedly arranged at the top and the bottom of a bus duct, two sides of the upper cover plate and the lower cover plate are bent and fit with the side wall of the bus duct, and connecting plates are arranged at the bent positions of the two sides of the upper cover plate and the lower cover plate. The side, away from the side protection plate, of the connecting plate is a plane, and the side, close to the side protection plate, of the connecting plate is an inclined plane. Sealing plates are arranged at the two ends and the sides of the side protection plates, the sealing plates at the two ends are inclined faces and attached to the inclined faces of the connecting plates, mounting grooves are formed in the two ends of the two sides of the side protection plates, open grooves are formed in the ends, close to the connecting plates, of the mounting grooves, and fastening bolts penetrate through screw holes and the open grooves and are in threaded connection with fastening nuts in the mounting grooves. The two ends of the side protection plate are fixedly connected with the upper cover plate and the lower cover plate, the sealing plate of the side protection plate can be tightly attached to the side wall of the bus duct, the sealing effect is guaranteed, and all parts are connected more tightly and are not prone to loosening.

Description

TECHNICAL FIELD

[0001] The utility model relates to bus duct technical field, especially a kind of bus duct interconnection protection structure. BACKGROUND

[0002] Intensive bus duct is indispensable component in the process of power transmission and distribution, since the bus conductor of intensive bus duct is arranged closely, overall heat dissipation, compact structure, small space occupation, it is a kind of safe and reliable power distribution system.Intensive bus duct needs connecting device to connect when installing, and installs protective shell to prevent dust and water vapor from entering connector to cause connector oxidation or electric leakage.The Chinese patent document CN201920400659.4 discloses a kind of high-strength bus duct interconnection protection structure, the side guard plate and the lower end of lower cover plate are first fixed by clamping groove, then fixed by the upper end of its slot structure cooperation fastening bolt, the connecting mode can make the gap between each component be larger, prone to loosen, thereby affecting the anti-seismic effect;And since there can be gap between each component, it is prone to cause that side guard plate cannot be closely attached to bus duct side wall, thereby there is larger gap to finally affect the sealing effect. SUMMARY

[0003] The utility model discloses a kind of bus duct interconnection protection structure, solve the problem that each component in the bus duct connection protection structure in prior art is not enough close, prone to gap between each component.

[0004] The specific technical solutions are as follows:

[0005] A kind of bus duct interconnection protection structure, it is set in the connecting place of two bus ducts, including upper cover plate, lower cover plate and side guard plate, upper cover plate and lower cover plate are respectively fixedly arranged at the top and bottom of bus duct, the two sides of upper cover plate and lower cover plate are bent and attached to the side wall of bus duct, and the two sides of upper cover plate and lower cover plate are bent and are horizontally provided with the connecting plate for being connected with side guard plate, the side of the connecting plate away from side guard plate is flat, the side of connecting plate close to side guard plate is inclined, and the left and right ends of connecting plate are longitudinally provided with screw hole;The upper and lower ends and the left and right sides of side guard plate are provided with sealing plate, wherein the upper and lower ends of side guard plate are inclined and attached to the inclined surface of the upper and lower connecting plates, the upper and lower ends of the left and right sides of side guard plate are provided with mounting slot for accommodating fastening nut, one end of mounting slot close to connecting plate is provided with slot, one end of slot extends to the sealing plate of the upper and lower ends of side guard plate respectively, by fastening bolt passing through screw hole and slot and being threadedly connected with fastening nut in mounting slot, the upper and lower ends of side guard plate are connected and fixed with upper cover plate and lower cover plate respectively.

[0006] Further, the upper cover plate and the lower cover plate are fixedly connected with the panel arranged at the top and bottom of the bus duct through several fasteners.

[0007] Further, the installation slot is in rectangular structure, and at least two inner walls of the installation slot are arranged in plane fitting mode with the side wall of the fastening nut, so as to realize the rotation limiting of the installation slot to the fastening nut.

[0008] Further, the height of the installation slot is adapted to the thickness of the fastening bolt.

[0009] Further, the reinforcing ribs are arranged on the left and right side sealing plates.

[0010] Further, the width of the slot is smaller than the width of the installation slot.

[0011] The beneficial effects of the utility model are shown in the following aspects:

[0012] The two sides of the upper and lower cover plates are tightly fitted with the inclined surfaces at the upper and lower ends of the side guard plate through the connecting plates with inclined surfaces, and then are fixedly connected with the fastening nuts in the installation slot through the fastening bolts, so as to realize the connection and fixation of the side guard plate with the upper and lower cover plates, and make the sealing plate of the side guard plate tightly fitted with the side wall of the bus duct under the action of the inclined surfaces, so as to ensure the sealing effect and make the connection between the components more tightly and not easy to be loosened. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 The utility model discloses a structure schematic view.

[0014] Figure 2 The utility model discloses a front view.

[0015] Figure 3 The utility model discloses a Figure 1 The utility model discloses an enlarged schematic view of the middle A.

[0016] Figure 4 The utility model discloses a structure schematic view of the side guard plate.

[0017] Mark explanation: bus duct 1, panel 2, upper cover plate 3, connecting plate 31, lower cover plate 4, side guard plate 5, sealing plate 51, reinforcing rib 511, installation slot 52, slot 53, fastening bolt 6, fastening nut 7. DETAILED DESCRIPTION

[0018] In order to make the technical scheme of the utility model more clear and explicit, the utility model is further described below in combination with the drawings, and any scheme obtained by equivalent replacement and conventional reasoning of the technical features of the technical scheme of the utility model falls into the protection scope of the utility model. The fixed connection and fixed setting mentioned in the utility model are all general connection modes in the mechanical field, and welding, bolt and nut connection and screw connection can be used.

[0019] In the description of the utility model creation, it needs to be understood that the orientation or position relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model creation and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0020] Please refer to the accompanying Figures 1-4 The utility model provides a bus duct interconnection protection structure, is provided with two bus ducts, is used for covering and closing two bus duct connectors. The connection protection structure includes an upper cover plate 3, a lower cover plate 4 and a side guard plate 5, the upper cover plate 3 and the lower cover plate 4 are fixedly arranged on the top and bottom of the bus duct 1 respectively, the two sides of the upper cover plate 3 and the lower cover plate 4 are arranged in a bent manner and are arranged in close contact with the sidewall of the bus duct, and the two sides of the upper cover plate 3 and the lower cover plate 4 are horizontally provided with a connecting plate 31 for connecting with the side guard plate 5, the side away from the side guard plate 5 of the connecting plate 31 is arranged in a plane, the side close to the side guard plate 5 of the connecting plate 31 is arranged in an inclined plane, and the left and right ends of the connecting plate 31 are longitudinally provided with screw holes for the fastening bolt 6 to pass through. The upper and lower ends and the left and right sides of the side guard plate 5 are provided with sealing plates 51, wherein the upper and lower ends of the side guard plate 5 are arranged in an inclined plane and are in close contact with the inclined planes of the upper and lower connecting plates 31, the upper and lower ends of the side guard plate 5 are provided with mounting grooves 52 for accommodating the fastening nuts 7, and the ends of the mounting grooves 52 close to the connecting plates 31 are provided with grooves 53, and the grooves 53 extend to the sealing plates 51 on the upper and lower ends of the side guard plate 5 respectively. By means of the fastening bolt 6 passing through the screw hole and the groove 53 and being screwed with the fastening nut 7 in the mounting groove 52, the upper and lower ends of the side guard plate 5 are connected and fixed with the upper cover plate 3 and the lower cover plate 4 respectively.

[0021] In the embodiment, the upper cover plate 3 and the lower cover plate 4 are fixedly connected with the panel 2 arranged on the top and bottom of the bus duct through a plurality of fasteners.

[0022] In the embodiment, the mounting groove 52 is of a rectangular structure, and at least two inner walls of the mounting groove 52 are arranged in close contact with the side wall planes of the fastening nut 7, so as to limit the rotation of the fastening nut 7. The width of the groove 53 is smaller than the width of the mounting groove 52, and the height of the mounting groove 52 is adapted to the thickness of the fastening bolt 6, so that the fastening bolt 6 can be positioned in the mounting groove 52, facilitating assembly and preventing falling.

[0023] In the embodiment, the sealing plates 51 on the left and right sides of the side guard plate 5 are provided with reinforcing ribs 511.

[0024] The utility model discloses when installing the protection structure, first the upper cover plate 3 is connected fixed with the panel 2 embedded in the bus duct upper end through fastener, then in turn two side guard plates 5 top end closing plate 51 and upper cover plate 3 one side bottom are pasted, then embed fastening bolt 6 in the screw hole, make fastening bolt 6 downward and the fastening nut 7 that the installation groove 52 in is carried out the thread connection in advance, then again the lower cover plate 4 is connected fixed with the panel 2 of bus duct lower end through fastener, and make the inclined surface of lower cover plate 4 both sides and the inclined surface of side guard plate 5 bottom pasting, again bolt is upward and is penetrated the screw hole on this connecting plate 31 and with the fastening nut 7 of side guard plate 5 lower end carries out the thread connection, finally through the fastening bolt 6 of tightening upper and lower ends, make side guard plate 5 upper and lower ends in the inclined surface effect and bus duct side wall closely, complete assembly.

[0025] The above, only for the preferable specific implementation of the utility model, but the protection scope of the utility model does not limit to this, any familiar with the technical field of the technology technical personnel in the utility model discloses the technical range, can easily think of the change or replacement in the utility model, all should cover in the protection scope of the utility model. Therefore, the protection scope of the utility model should be the protection scope of claims.

Claims

1. A bus duct interconnection protection structure, characterized by, The system includes an upper cover plate (3), a lower cover plate (4), and a side guard plate (5). The upper cover plate (3) and the lower cover plate (4) are fixedly installed at the top and bottom of the busbar trunking (1), respectively. Both sides of the upper cover plate (3) and the lower cover plate (4) are bent and fitted against the side wall of the busbar trunking. Both sides of the upper cover plate (3) and the lower cover plate (4) are horizontally provided with connecting plates (31) for connecting to the side guard plate (5). The side of the connecting plate (31) away from the side guard plate (5) is flat, and the side of the connecting plate (31) close to the side guard plate (5) is inclined. Both ends of the connecting plate (31) are longitudinally provided with screw holes. The upper and lower ends and both sides of the side guard plate (5) are provided with screw holes. The sealing plate (51) is provided at both the upper and lower ends of the side guard plate (5), and the sealing plates (51) are inclined and fit against the inclined surfaces of the upper and lower connecting plates (31). The upper and lower ends of both sides of the side guard plate (5) are provided with mounting grooves (52) for accommodating fastening nuts (7). The mounting grooves (52) are provided with slots (53) at the end near the connecting plate (31). One end of the slots (53) extends to the sealing plates (51) at the upper and lower ends of the side guard plate (5). The fastening bolts (6) pass through the screw holes and slots (53) and are threadedly connected to the fastening nuts (7) in the mounting grooves (52), so that the upper and lower ends of the side guard plate (5) are respectively connected and fixed to the upper cover plate (3) and the lower cover plate (4).

2. The busway-to-busway connection shield structure of claim 1, wherein, The upper cover plate (3) and the lower cover plate (4) are both fixedly connected to the insert plate (2) set at the top and bottom of the busbar through a number of fasteners.

3. The busway interconnection shield structure of claim 1, wherein, The mounting groove (52) is a rectangular structure, and at least two surfaces of the inner wall of the mounting groove (52) are fitted to the side wall plane of the fastening nut (7) to realize the rotation limit of the mounting groove (52) on the fastening nut (7).

4. The busway-to-busway connection shield structure of claim 3, wherein, The height of the mounting groove (52) is adapted to the thickness of the fastening bolt (6).

5. The busway-to-busway connection shield structure of claim 1, wherein, The side guard plate (5) has reinforcing ribs (511) on both the left and right sides of the sealing plate (51).

6. The busway interconnection shield structure of claim 1, wherein, The width of the slot (53) is smaller than the width of the mounting slot (52).

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