CN210577638U - Plug-in type power and illumination double-circuit bus duct - Google Patents
Plug-in type power and illumination double-circuit bus duct Download PDFInfo
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- CN210577638U CN210577638U CN201921682747.4U CN201921682747U CN210577638U CN 210577638 U CN210577638 U CN 210577638U CN 201921682747 U CN201921682747 U CN 201921682747U CN 210577638 U CN210577638 U CN 210577638U
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Abstract
The utility model provides a plug-in type power and illumination double-circuit bus duct, which comprises a multi-section bus main body, wherein a shell of the bus main body is provided with a first accommodating cavity and a second accommodating cavity which are arranged side by side, a plurality of bus conductors which are mutually spaced are arranged in the first accommodating cavity, and a plurality of cables are arranged in the second accommodating cavity; the busbar conductors are provided with connecting ends extending out of the first accommodating cavities, and corresponding busbar conductors in adjacent busbar bodies are electrically connected through busbar connectors; a first male plug and a first female plug are respectively arranged at two ends of the bus main body, and are electrically connected with the plurality of cables; a cable connector is arranged between the adjacent bus main bodies, a second male plug and a second female plug are respectively arranged at two ends of the cable connector, the second male plug is electrically connected with the first female plug of the corresponding bus main body in an inserting manner, and the second female plug is electrically connected with the first male plug of the corresponding bus main body in an inserting manner. The bus duct has the advantages of convenience and flexibility in laying and high safety.
Description
Technical Field
The utility model relates to a bus duct field especially relates to a provide two return circuit bus ducts in power return circuit and illumination return circuit simultaneously.
Background
In many cases such as industrial automation plants and rail transit tunnels, power consumption and lighting power consumption must be simultaneously arranged, and based on the advantages of the bus ducts, the bus ducts are increasingly used in many cases such as industrial automation plants and rail transit tunnels to simultaneously supply power consumption and lighting power consumption.
For example, chinese patent document CN107706860A discloses a bus cable combined single double-circuit bus duct, which includes a multi-section bus main body, the bus main body has a bus accommodating space and a cable accommodating space, and a plurality of cables for providing lighting circuits are disposed in the cable accommodating space; a plurality of busbar conductors for providing a power circuit are arranged in the busbar accommodating space, and are electrically insulated by insulating phase separation blocks; and the corresponding busbar conductors in the adjacent busbar bodies are connected through the busbar connector.
When the bus duct is laid, the electrical and mechanical connection between the conductive busbars in the adjacent bus main bodies needs to be carried out by using the busbar connector, and then cables are laid in all the bus main bodies in a unified mode, so that the problem that the bus duct is inconvenient to lay exists. In addition, when the cable is actually laid, the cable length is often shorter than the length of the bus duct, and at this time, two sections of cables are directly connected after the insulating layer at the end of the cable is stripped, so that potential safety hazards exist during power supply.
Disclosure of Invention
The utility model aims at providing a be convenient for lay and have power and illumination double circuit bus duct of improving power supply security.
In order to achieve the main purpose, the utility model provides a plug-in type power and illumination double-circuit bus duct, which comprises a plurality of sections of bus main bodies and a bus bar connector arranged between adjacent bus main bodies, wherein the shell of the bus main body is provided with a first accommodating cavity and a second accommodating cavity which are arranged side by side, a plurality of bus bar conductors which are mutually spaced are arranged in the first accommodating cavity, and a plurality of cables are arranged in the second accommodating cavity; the busbar conductors are provided with connecting ends extending out of the first accommodating cavities, and corresponding busbar conductors in adjacent busbar bodies are electrically connected through busbar connectors; a first male plug and a first female plug are respectively arranged at two ends of the bus main body, and are electrically connected with the plurality of cables in the second accommodating cavity; and a cable connector is also arranged between the adjacent bus main bodies, a second male plug and a second female plug are respectively arranged at two ends of the cable connector, the second male plug is electrically connected with the first female plug of the corresponding bus main body in an inserting manner, and the second female plug is electrically connected with the first male plug of the corresponding bus main body in an inserting manner.
In the technical scheme, on one hand, a busbar connector is arranged between adjacent busbar bodies, and the busbar conductors in the adjacent busbar bodies are electrically connected through the busbar connector; on the other hand, the two ends of the adjacent bus main bodies are respectively provided with a male plug and a female plug which are electrically connected with the cables, and a cable connector with the male plug and the female plug is arranged between the adjacent bus main bodies, so that the cables in the adjacent bus main bodies can be electrically connected through the cable connector. Therefore, when the bus duct is laid, only the cable connector for the bus main body and the bus bar connector are connected in sequence, so that the bus duct is more convenient and flexible to lay than the bus duct in the prior art.
Among the above-mentioned technical scheme, the installation of cable in the bus main part can be accomplished at the production factory, need not to carry out the laying of cable in the bus main part like prior art on-the-spot, is showing and is improving bus duct laying efficiency. In addition, the length of the single-section bus main body is relatively short, the situation that in the prior art, the insulating layer at the end part of the cable is stripped to directly connect and use two sections of cables is avoided, and the power supply safety is improved.
According to a specific embodiment of the present invention, the first female plug extends out of the second accommodating chamber, and the first male plug is disposed in the second accommodating chamber; the second female plug extends out of the shell of the cable connector, and the second male plug is arranged in the shell of the cable connector.
According to the utility model discloses a further concrete implementation mode, cable connector's shell includes that the transversal main part that personally submits the U-shaped and the apron of establishing on this main part of cover, and the apron setting is in the one side of keeping away from female connector of arranging, and is formed with at least a set of shunting jack on the apron.
In the technical scheme, the tapping jack for outputting the branch current from the bus duct is arranged on the cable connector, so that the tapping jack does not need to be arranged on the bus main body, the structure of the bus main body can be simplified, and the power supply safety is further improved. In contrast, for example, in the prior art of chinese patent document CN107706860A, a tap jack is usually provided in a bus bar main body, and this requires that an insulating layer of a cable corresponding to the tap jack is peeled off to expose a bare conductor, which not only poses a power supply safety problem, but also only peeling off the insulating layer of the cable can be performed on site since the cable is laid on site, which further lowers the efficiency of laying the bus bar slot.
According to another embodiment of the present invention, a sliding cover and a fixing panel with a window are disposed outside the cover plate, and the at least one group of tapping jacks are located within the window; the sliding cover is slidably arranged between the fixed panel and the cover plate and can slide between a covering position for covering the at least one group of tap jacks and a non-covering position for exposing the at least one group of tap jacks. The sliding cover can protect the patch jack and improve the electricity utilization safety.
In a more specific embodiment of the present invention, the sliding cover has a guiding protrusion, the cover plate has a guiding groove extending along the sliding direction of the sliding cover and matching with the guiding protrusion, and a return spring is disposed in the guiding groove to allow the sliding cover to return to the covering position.
In another more specific embodiment of the present invention, the outer side of the fixing panel is provided with a waterproof convex ring distributed along the entire edge of the window thereof, and the inner peripheral surface of the waterproof convex ring is provided with the first seal ring. The first sealing ring is used for sealing a gap between the external plug and the waterproof convex ring, so that water is prevented from flowing into the tapping socket through the gap, and the power supply safety is further improved.
The utility model discloses in, waterproof convex ring can become an organic whole with the fixed surface board, also can install alone on the fixed surface board. In a preferred embodiment of the present invention, the waterproof convex ring is fixedly connected to the fixing panel, and a second sealing ring for sealing a gap between the waterproof convex ring and the fixing panel is disposed on a bottom surface of the waterproof convex ring.
According to the utility model discloses a more preferred embodiment, waterproof protruding circle is formed by two open framework concatenations, and this open framework forms the buckle with fixed panel and is connected. The waterproof convex ring is formed by splicing two open frame bodies, so that the two frame bodies can be installed on the fixed panel after the splicing of the split plug is finished, the first sealing ring arranged on the inner circumferential surface of the waterproof convex ring is prevented from influencing the splicing of the tap plug, and a good waterproof sealing effect can be achieved; the frame body and the fixing panel are connected in a buckling mode, and rapid assembly is facilitated. The open frame means that the frame does not completely separate the inner space from the outer space, and for example, neither a rectangular frame nor a circular frame is an open frame.
As a specific implementation mode of the utility model, the window and the waterproof convex ring are both rectangular, and the waterproof convex ring is formed by splicing two U-shaped frames; the relative both sides of this U-shaped frame all are provided with the buckle, and the relative both sides of fixed panel correspond and are provided with the draw-in groove, and the draw-in groove is along cable connector's longitudinal extension, and the draw-in groove is located one side opening of cable connector longitudinal end portion, and the buckle is packed into in the draw-in groove from the opening side of draw-in groove.
As another specific embodiment of the present invention, a snap connection is also formed between the corresponding connecting ends of the two open frames.
To more clearly illustrate the objects, technical solutions and advantages of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
Drawings
Fig. 1 is a perspective view of a preferred embodiment of the bus duct of the present invention;
fig. 2 is an exploded view of the preferred embodiment of the bus duct of the present invention;
fig. 3 is another exploded view of the preferred embodiment of the bus duct of the present invention;
fig. 4 is a perspective view of a bus main body in a preferred embodiment of the bus duct of the present invention;
fig. 5 is a transverse sectional view of a bus bar main body in a preferred embodiment of the bus bar slot of the present invention;
fig. 6 is an exploded view of a busbar connector in a preferred embodiment of the bus duct of the present invention;
fig. 7 is a perspective view of a cable connector in a preferred embodiment of the bus duct of the present invention;
fig. 8 is an exploded view of a cable connector in a preferred embodiment of the bus duct of the present invention;
fig. 9 is another exploded view of the cable connector in the preferred embodiment of the bus duct of the present invention.
Detailed Description
First, referring to fig. 1 to 3, the dual-loop bus duct of the preferred embodiment of the present invention is formed by splicing multiple bus bar main bodies 10, and a cable connector 20 and a busbar connector 30 are disposed between adjacent bus bar main bodies 10; for simplicity, only two-piece busbar bodies 10 are shown in fig. 1 to 3.
As shown in fig. 4 and 5, the bus bar main body 10 has a metal shell 11, and the metal shell 11 is composed of an H-shaped body 111, a cover plate 112, and a cover plate 113, and the cover plate 112 and the cover plate 113 are snap-fitted to opposite sides of the H-shaped body. Thereby, the first and second accommodation spaces 101 and 102 are formed in the housing 11 to be arranged side by side. Four busbar conductors 12 for providing a power supply loop are arranged in the first accommodating space 101, the four busbar conductors 12 are separated by an electrical insulation phase separation block 15 such as a ceramic phase separation block to realize electrical insulation, and the busbar conductors 12 have connecting ends 121 extending out of the first accommodating cavity 101.
In the preferred embodiment, the four busbar conductors 12 include three phase conductors and an N conductor, and the bus duct uses the metal shell 11 as a PE conductor; accordingly, both ends of the metal case 11 have PE connection conductors 13 arranged side by side with the busbar conductor 12, and the PE connection conductors 13 have connection ends 131 protruding out of the first accommodation chamber 101. In other embodiments of the present invention, the number of the busbar conductors 12 may be set as required, for example, the busbar conductors are configured to include three phase conductors, an N conductor and a PE conductor, and the metal shell 11 is not required to be used as the PE conductor.
The busbar connector 30 is used to achieve electrical and mechanical connection between the respective busbar conductors 12 and between the PE connection conductors 13 in the adjacent busbar bodies 10. As shown in fig. 6, the busbar connector 30 includes two connecting side plates 32, a plurality of electrically insulating base plates 331 disposed between the two connecting side plates 32, and a substantially U-shaped connecting cover plate 31, wherein a conductive plate 332 is fixedly disposed on a surface of the electrically insulating base plate 331; the bolt 34 passes through the two connecting side plates 32 and the electrically insulating base plate 331 and is then screwed and locked with the nut 35, so that the connecting end 121 of each busbar conductor 12 and the connecting end 131 of the PE connecting conductor 13 are clamped by the corresponding electrically insulating base plate 331 and the connecting side plate 32, and are tightly attached to the conductive plate 332 on the surface of the electrically insulating base plate 331, that is, the electrical connection between the corresponding busbar conductors 12 of the adjacent busbar bodies 10 and between the PE connecting conductors 13 is realized by the conductive plate 332. Wherein, the outer side of the connecting side plate 32 is provided with an inserting groove 321 and an elastic gasket accommodating groove 322, and the side wall of the connecting cover plate 31 is inserted into the inserting groove 321 on the connecting side plate 32; the elastic washer 36 is fitted over the bolt 34 and disposed in the receiving groove 322, so that the connecting side plate 32 and the electrically insulating substrate 331 can clamp the busbar conductor 12 and the PE connecting conductor 13 more firmly.
Referring to fig. 2 to 5, a plurality of cables 14 for providing an electrical circuit for illumination are disposed in the second accommodating cavity 102, a first male plug 141 and a first female plug 142 electrically connected to the plurality of cables 14 in the second accommodating cavity 102 are disposed at two ends of the bus bar main body 10, the first female plug 142 extends out of the second accommodating cavity 102, and the first male plug 141 is disposed in the second accommodating cavity 102. The two ends of the cable connector 20 are respectively provided with a second male plug 222 and a second female plug 221, the second female plug 221 extends out of the shell 21 of the cable connector 20, and the second male plug 222 is disposed in the shell 21 of the cable connector 20. The second male plug 222 is electrically connected to the first female plug 142 of the corresponding bus bar body 10 in an inserting manner, and the second female plug 221 is electrically connected to the first male plug 141 of the corresponding bus bar body 10 in an inserting manner. As shown in fig. 3, opposite sides of the first female plug 142 are fixedly connected to the housing 21 of the cable connector 20 by one screw 115, and opposite sides of the second female plug 221 are fixedly connected to the housing 11 of the corresponding busbar body 10 by one screw 114.
Referring to fig. 7 to 9, the housing 21 of the cable connector 20 includes a main body 211 having a U-shaped cross section, and a cover plate 212 covering the main body 211, wherein the cover plate 212 is disposed on a side away from the busbar connector 30 (see fig. 1), and a group of tapping holes 2121 are formed on the cover plate 212. The second male plug 222 and the second female plug 221 are electrically connected through a plurality of bare conductors disposed in the outer shell 21, and the bare conductors are exposed to the corresponding tap jacks 2121; a plurality of prongs of a tap plug 40 (see fig. 1-3) are received in respective tap receptacles 2121 and are electrically connected to the bare conductors.
The cover plate 212 is provided with a sliding cover 24 and a fixing panel 23 with a window 231 on the outside, and the tapping jacks 2121 are located in the range of the window 231. The slide cover 24 is slidably disposed between the fixed panel 23 and the cover plate 212, and is slidable between a covering position to cover the tap hole 2121 and a non-covering position to expose the tap hole 2121. The slide cover 24 has guide protrusions (not visible) on opposite sides thereof, the cover plate 212 has two parallel guide grooves 2122, the guide grooves 2122 extend along the sliding direction of the slide cover 24 and are engaged with the guide protrusions, and the return spring 26 is disposed in the guide grooves 2122 to return the slide cover 24 to the covering position.
The outer side of the fixing panel 23 is provided with a waterproof convex ring 25 distributed along the entire edge of the window 231, an inner circumferential surface of the waterproof convex ring 25 is provided with a sealing groove 253, and a first sealing ring (not shown in the figure) is arranged in the sealing groove 253. The waterproof convex ring 25 is fixedly connected with the fixing panel 23, and a second sealing ring (not shown in the figure) for sealing a gap between the waterproof convex ring 25 and the fixing panel 23 is arranged on the bottom surface of the waterproof convex ring 25. The waterproof convex ring 25 can be formed by splicing two open frames, and the open frames can be in snap connection with the fixing panel 23.
In the preferred embodiment, the window 231 of the fixing panel 23 and the waterproof convex ring 25 are rectangular, and the waterproof convex ring 25 is formed by splicing two U-shaped frames 251; the two opposite sides of the U-shaped frame 251 are provided with the fasteners 252, the two opposite sides of the fixed panel 23 are correspondingly provided with the fastening slots 232, the fastening slots 232 extend along the longitudinal direction of the cable connector 20, the fastening slots 232 are located at one side openings of the longitudinal end of the cable connector 20, and the fasteners 252 are installed into the fastening slots 232 from the opening sides of the fastening slots 232, so that the U-shaped frame 251 and the fixed panel 23 form fastening connection; a snap connection is also formed between the respective connecting ends of the two U-shaped frames 251. In which two U-shaped frames 251 are mounted on the fixing panel 23 after the insertion of the division plug 40 is completed.
Although the present invention has been described with reference to specific embodiments, the embodiments are not intended to limit the scope of the invention. Any person skilled in the art can make some modifications without departing from the scope of the present invention, i.e. all equivalent modifications made according to the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention is subject to the claims.
Claims (10)
1. A plug-in type power and lighting double-circuit bus duct comprises a plurality of sections of bus main bodies and bus connectors arranged between adjacent bus main bodies, wherein a shell of each bus main body is provided with a first accommodating cavity and a second accommodating cavity which are arranged side by side, a plurality of bus conductors which are mutually spaced are arranged in the first accommodating cavity, and a plurality of cables are arranged in the second accommodating cavity; the busbar conductors are provided with connecting ends extending out of the first accommodating cavities, and corresponding busbar conductors in adjacent busbar bodies are electrically connected through the busbar connectors; the method is characterized in that: a first male plug and a first female plug are respectively arranged at two ends of the bus main body, and the first male plug and the first female plug are electrically connected with the plurality of cables; and a cable connector is also arranged between the adjacent bus main bodies, a second male plug and a second female plug are respectively arranged at two ends of the cable connector, the second male plug is electrically connected with the first female plug of the corresponding bus main body in an inserting manner, and the second female plug is electrically connected with the first male plug of the corresponding bus main body in an inserting manner.
2. The plug-in type power and illumination dual-circuit bus duct of claim 1, characterized in that: the first female plug extends out of the second accommodating cavity, and the first male plug is arranged in the second accommodating cavity; the second female plug extends out of the shell of the cable connector, and the second male plug is arranged in the shell of the cable connector.
3. The plug-in type power and illumination dual-circuit bus duct of claim 1, characterized in that: the shell of the cable connector comprises a main body part with a U-shaped cross section and a cover plate covering the main body part, the cover plate is arranged on one side far away from the busbar connector, and at least one group of tapping jacks are formed in the cover plate.
4. The plug-in type power and illumination dual-circuit bus duct of claim 3, characterized in that: a sliding cover and a fixed panel with a window are arranged on the outer side of the cover plate, and the at least one group of tapping jacks are positioned in the range of the window; the sliding cover is slidably disposed between the fixing panel and the cover plate and is slidable between a covering position for covering the at least one group of tap jacks and a non-covering position for exposing the at least one group of tap jacks.
5. The plug-in type power and illumination dual-circuit bus duct of claim 4, characterized in that: the sliding cover is provided with a guide post, the cover plate is provided with a guide groove which extends along the sliding direction of the sliding cover and is matched with the guide post, and a return spring which can enable the sliding cover to return to the covering position is arranged in the guide groove.
6. The plug-in type power and illumination dual-circuit bus duct of claim 4, characterized in that: the outer side of the fixed panel is provided with a waterproof convex ring distributed along the whole edge of the window, and the inner circumferential surface of the waterproof convex ring is provided with a first sealing ring.
7. The plug-in type power and illumination dual-circuit bus duct of claim 6, characterized in that: waterproof protruding circle with fixed panel fixed connection, the bottom surface of waterproof protruding circle is provided with and is used for sealing waterproof protruding circle with the second sealing washer in clearance between the fixed panel.
8. The plug-in type power and illumination dual-circuit bus duct of claim 7, characterized in that: the waterproof convex ring is formed by splicing two open type frame bodies, and the open type frame bodies are connected with the fixed panel in a buckling mode.
9. The plug-in type power and illumination dual-circuit bus duct of claim 8, characterized in that: the window and the waterproof convex ring are rectangular, and the waterproof convex ring is formed by splicing two U-shaped frames; the fixing panel is characterized in that buckles are arranged on two opposite sides of the U-shaped frame, clamping grooves are correspondingly arranged on two opposite sides of the fixing panel, the clamping grooves extend along the longitudinal direction of the cable connector, the clamping grooves are located at one side openings of the longitudinal end portions of the cable connector, and the buckles are installed into the clamping grooves from the opening sides of the clamping grooves.
10. The plug-in type power and illumination dual-circuit bus duct of claim 8, characterized in that: the corresponding connecting ends of the two open type frame bodies are also in snap connection.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921682747.4U CN210577638U (en) | 2019-10-08 | 2019-10-08 | Plug-in type power and illumination double-circuit bus duct |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921682747.4U CN210577638U (en) | 2019-10-08 | 2019-10-08 | Plug-in type power and illumination double-circuit bus duct |
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CN210577638U true CN210577638U (en) | 2020-05-19 |
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CN201921682747.4U Active CN210577638U (en) | 2019-10-08 | 2019-10-08 | Plug-in type power and illumination double-circuit bus duct |
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CN (1) | CN210577638U (en) |
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2019
- 2019-10-08 CN CN201921682747.4U patent/CN210577638U/en active Active
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