CN210744450U - Rail type tail-end power supply and distribution bus unit - Google Patents

Abstract

The utility model provides a terminal distribution generating line unit that supplies of rail mounted, including generating line backbone, modular power module, distribution module and coupling assembling, modular power module and coupling assembling termination realize the feed-in electric power in generating line backbone both ends by modular power module, and coupling assembling carries out the concatenation between adjacent generating line backbone to transmission power, distribution module locking joint is on the generating line backbone, and this distribution module is used for presenting out electric power. The utility model discloses a this supply distribution bus unit, novel structure, bus trunk body current-carrying capacity can reach 250 + 800A, can be at its direct termination modular power module of tip to with distribution module closure locking on it, and the adjacent bus trunk body of accessible coupling assembling concatenation, in order to realize feed-in electric power, transmission electric power, present electric power.

Description

Rail type tail-end power supply and distribution bus unit

Technical Field

The utility model relates to a supply distribution bus-bar equipment technical field, especially relate to a terminal distribution bus-bar unit that supplies of rail mounted.

Background

The conventional tail-end bus technology feeds power into, transmits and distributes the power through three parts, namely a feed-in power initial end box, a conductive bus trunk and a feed-out power plug box. However, the existing power supply and distribution bus technology is a split type technology, and cannot realize the functions of feeding in electric power, transmitting electric power and feeding out electric power only on a group of tail-end bus trunks according to requirements, so that the defects of large system occupation space, complex manufacturing, deploying and implementing process and overhigh cost are caused. Therefore, in order to improve the application performance of the power supply and distribution bus, a bus unit capable of selectively outputting single-phase or three-phase power in the same power distribution unit is disclosed in the prior chinese patent with the application date of 2019.04.02, the publication number of CN209448233U and the invention name of "modular and rail-type power distribution bus unit", however, the current-carrying capacity of the bus unit is small, and the modular power supply modules are independent individuals, and after the corresponding modular power supply modules are replaced according to actual needs, the box specifications of the bus unit affect the space occupation of the bus unit, and the adaptability is low. Therefore, I have made corresponding research and development improvements.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at solves the problem that exists among the prior art, provides a novel structure, and generating line backbone body current-carrying capacity can reach 250 + 800A, can be at its direct termination modular power module of tip to with distribution module closure locking on it, and the adjacent generating line backbone body of accessible coupling assembling concatenation, with realize the terminal distribution bus unit that supplies of rail mounted that feeds in electric power, transmission electric power, present out electric power.

In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a terminal distribution busbar unit that supplies of rail mounted, wherein the terminal distribution busbar unit that supplies of rail mounted includes the generating line trunk body, modular power module, distribution module and coupling assembling, modular power module and coupling assembling termination are in generating line trunk body both ends, are realized feeding in electric power by modular power module, and coupling assembling carries out the concatenation between the adjacent generating line trunk body to transmission power, distribution module locking joint is on the generating line trunk body, and this distribution module is used for presenting out electric power.

Furthermore, the bus trunk body is arranged to comprise an outer shell and an insulating support body, the insulating support body is inserted into the outer shell, the insulating support body is divided into inverted T-shaped grooves by a plurality of partition plates, each inverted T-shaped groove is internally inserted with a conductive copper bar, and the conductive copper bars are arranged to be T-shaped copper bars.

Furthermore, a positive T-shaped groove is formed in a partition plate between every two adjacent inverted T-shaped grooves, and a fixing frame matched with the positive T-shaped groove is arranged on one side, facing the insulating support body, of the outer shell.

Further, the T-shaped copper strip is a solid T-shaped copper strip or a hollow T-shaped copper strip.

Furthermore, a fixing plate is arranged in the hollow T-shaped copper strip and is set to be a nylon plate to support the hollow T-shaped copper strip and prevent the hollow T-shaped copper strip from being extruded and deformed.

Furthermore, the modular power supply module is arranged to comprise a power supply interface and a power supply function device, and the power supply interface and the power supply function device are both electrically connected to the bus trunk body.

Further, the power distribution module sets up to including power distribution unit, closed latch device and termination interface arrangement, set up closed latch device and termination interface arrangement on the power distribution unit, closed latch device is used for the locking connection of power distribution unit on the generating line trunk body, termination interface arrangement holds tightly on the generating line trunk body, provides the electric energy for the power distribution unit.

Further, the power distribution unit sets up to including switch, joint shell and power consumption components and parts, switch sets up on the joint shell, and this switch electric connection power consumption components and parts, connect closed latch device and termination interface arrangement on the joint shell, and this joint shell inner chamber sets up power consumption components and parts, power consumption components and parts electric connection termination interface arrangement to acquire the electric energy.

Further, closed latch device sets up to including at least a set of joint spare that rotates, it sets up to including plectrum, joint axle and joint end to rotate joint spare, joint axle one end is located to the plectrum cover, the joint axle wears to locate on the distribution unit, and the other end of this joint axle sets up the joint end, form the tight chamber of clamp of distribution unit and generating line trunk body between plectrum and joint end.

Furthermore, the two groups of closed clamping devices are arranged on the side wall of the power distribution unit respectively.

Further, termination interface arrangement sets up to including conductor joint spare and busbar, conductor joint spare is connected on the distribution unit, and connects busbar on this conductor joint spare, holds the generating line trunk body tightly by conductor joint spare, transmits electric current to busbar, busbar is located the distribution unit, provides the electric energy for the distribution unit.

Further, the conductor clamping piece is arranged to comprise an outer sheath and a conductive clamping piece, the outer sheath is connected to the power distribution unit, the lower end of the conductive clamping piece is clamped in the outer sheath, and the upper end of the conductive clamping piece penetrates through the outer sheath and the power distribution unit and is connected with the bus copper bar in a contact mode.

Furthermore, the connecting assembly comprises a connecting shell and a conductive connecting part, the connecting shell is inserted between the two groups of bus main bodies, the connecting shell is in a split splicing type, the conductive connecting part is arranged in an inner cavity of the connecting shell, and the conductive connecting part is electrically connected between the bus main bodies for power transmission.

Furthermore, the connecting shell is arranged to comprise a bottom plate, an upper cover plate and two groups of connecting plates, the bottom plate is lapped on the bottom wall of the bus trunk body, the bottom plate is provided with a conductive connecting part, two ends of the upper cover plate are respectively lapped on the connecting plates, and the end parts of the two groups of connecting plates are inserted into the side wall of the bus trunk body to form a blocking cover of the conductive connecting part.

Furthermore, a splice plate is further connected between the bottom plate and the connecting plate, the lower end of the splice plate supports the edge of the bottom plate, and the outer side wall of the connecting plate is clamped at the upper end of the splice plate so as to increase the connection reliability of the bottom plate.

Further, the idle position department of the generating line trunk body still covers establishes blank interval module, homogeneous integrated into one piece has joint strip and fastening strip on two sets of inside walls of blank interval module.

The utility model has the advantages and positive effects that:

(1) through the modular power supply module directly connected to the bus trunk body, the connecting assembly for splicing the adjacent bus trunk bodies and the power distribution module capable of being plugged at any position on the bus trunk body, the power can be fed in, transmitted and output according to requirements, and the power distribution module has the advantages of small occupied space, high reliability and simplicity and convenience in manufacturing, deployment and implementation.

(2) The bus trunk body is provided with the inverted T-shaped copper bar, feeding functional modules in different forms can be fed out at any position, a bus system formed by the bus trunk body takes the track type tail end bus trunk as a main body, and the rest feeding-in and feeding-out functions are completely modularized to be used as tail end bus trunk accessories and are configured as required.

(3) Through the cooperation of distribution unit, closed latch device and termination interface arrangement, can lock the distribution unit on the generating line trunk body to in terminating interface arrangement transmits the electric energy to the distribution unit, in order to realize the feed work of distribution unit.

(4) Through the cooperation of the split splicing type connecting shell and the conductive connecting part, the power transmission between the two groups of bus trunk bodies can be communicated, the split splicing type connecting shell is convenient to disassemble and assemble, corresponding replacement can be performed on a damaged part in the long-term use process, the cost is effectively saved, and the service life of the connecting shell is prolonged.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a schematic bottom view of the structure of fig. 1.

Fig. 3 is a schematic view of the cut-off structure of the middle bus stem of the present invention.

Fig. 4 is a schematic structural diagram of a bus bar trunk according to a first embodiment of the present invention.

Fig. 5 is a schematic diagram of a connection structure of the modular power supply module, the power monitoring module and the bus trunk according to an embodiment of the present invention (in which the power supply interface and the housing of the power supply function device are removed).

Fig. 6 is a schematic structural diagram of the middle power distribution module of the present invention.

Fig. 7 is another directional structural diagram of fig. 6.

Fig. 8 is a schematic diagram of the exploded structure of fig. 6.

Fig. 9 is a schematic view of the structure of the rotation fastener of fig. 6.

Fig. 10 is a schematic structural diagram of the middle termination interface device according to the present invention.

Fig. 11 is a schematic structural view of the conductive clip of the present invention.

Figure 12 is a schematic view of the connection structure of the lower and middle clamping housings, the partition plates, and the multiple sets of termination interface devices of the present invention.

Fig. 13 is a schematic structural diagram of the connection assembly of the present invention.

Fig. 14 is a schematic structural view of the conductive connecting portion of the present invention.

Fig. 15 is a schematic structural diagram of a second embodiment of the present invention.

Fig. 16 is an exploded schematic view of a bus bar body according to a second embodiment of the present invention.

Fig. 17 is a schematic structural view of a bus bar trunk according to a second embodiment of the present invention.

Fig. 18 is a schematic view of a connection structure of the modular power supply module, the power monitoring module and the bus trunk according to the second embodiment of the present invention (in which the power supply interface and the housing of the power supply function device are removed).

In the figure:

bus stem 1: the heat dissipation device comprises an outer shell 11, a baffle 111, a C-shaped clamping groove 112, a strip-shaped clamping groove 113, an arc-shaped supporting part 114, a heat dissipation fin 115, a connecting seat 116, an insulating supporting body 12, a conductive copper strip 13 and a fixing frame 14;

modular power supply module 2: the power supply device comprises a power supply interface 21, an input bus 211, a power supply shell 212, a conductive connecting part 213, a base 2131, a connecting copper bar 2132, an insulating clamping plate structure 2133, a power supply functional device 22, a molded case circuit breaker 221 and an optional switch 222;

the power distribution module 3: the power distribution unit 31, the power switch 311, the clamping shell 312, the upper clamping shell 3121, the lower clamping shell 3122, the edge end cover 3123, the power consumption component 313, the closing clamping device 32, the shifting piece 321, the clamping shaft 322, the clamping end 323, the radial locking bolt 324, the elastic pressing piece 325, the termination interface device 33, the conductor clamping piece 331, the outer sheath 3311, the conductive clamping piece 3312, the bus copper bar 332 and the partition 333;

connecting assembly 4: the connecting shell 41, the bottom plate 411, the upper cover plate 412, the connecting plate 413 and the splicing plate 414;

a power monitoring module 5;

a blank space module 6.

Detailed Description

For a better understanding of the present invention, the following further description is given in conjunction with the following embodiments and accompanying drawings.

Example one

As shown in fig. 1 and 2, a rail-type terminal power supply and distribution bus unit comprises a bus main body 1, modular power supply modules 2, a power distribution module 3 and a connecting assembly 4, wherein the modular power supply modules 2 and the connecting assembly 4 are connected to two ends of the bus main body 1, the modular power supply modules 2 feed power, the connecting component 4 splices the adjacent bus bar main bodies 1 to transmit electric power, the power distribution module 3 is locked and clamped on the bus bar main bodies 1, the power distribution module 3 is used for feeding out electric power, through the modular power supply module 2 directly connected to the bus trunk body 1, the connecting assembly 4 for splicing the adjacent bus trunk bodies 1 and the power distribution module 3 capable of being inserted at any position on the bus trunk body 1, power can be fed in, transmitted and output according to requirements, the occupied space is small, the reliability is high, and the manufacturing, the deployment and the implementation are simple and convenient.

Further, an electric power monitoring module 5 can be arranged between the modular power supply module 2 and the power distribution module 3, and the electric power monitoring module 5 monitors the working condition of the bus trunk body 1 in real time.

Further, the idle position department of the generating line trunk body 1 still covers and establishes blank interval module 6, and the homogeneous body shaping has joint strip and fastening strip on two sets of inside walls of blank interval module 6, and blank interval module 6 can prevent to expose in the air when the generating line trunk body 1 does not install the feed function module, easily receives the problem of dust or rainwater erosion.

Wherein,

as shown in fig. 1 to 4, the bus bar body 1:

further, the bus trunk body 1 is arranged to comprise an outer shell 11 and an insulating support body 12, the insulating support body 12 is inserted into the outer shell 11 to wrap the electric conductor, insulating support and heat dissipation are carried out, the insulating support body 12 is divided into inverted T-shaped grooves by a plurality of partition plates, a conductive copper bar 13 is inserted into each inverted T-shaped groove, and the conductive copper bars 13 are arranged to be T-shaped copper bars. For current bus trunk 1, the power supply starting end case, the distribution electricity connection subrack all are relatively independent on it, and through setting up the T type copper bar 3 of inversion in this application, present modular power module 2, distribution module 3 or other feed function module on bus trunk 1, can contain power supply, distribution module 3 on this group of rail mounted end bus trunk 1 promptly, constitute indivisible whole system, occupation space is little, the installation is maintained portably, the price is relatively low.

Furthermore, a positive T-shaped groove is arranged in a partition plate between two adjacent inverted T-shaped grooves, and a fixing frame 14 matched with the positive T-shaped groove is arranged on one side, facing the insulating support body 12, of the outer shell 11.

Furthermore, both sides of the outer shell 11 are provided with baffles 111, the two baffles 111 are provided with C-shaped slots 112 on the opposite sides, the C-shaped slots 112 facilitate splicing of the two sets of bus trunk bodies 1, and meanwhile, the distribution module 3 is conveniently clamped on the C-shaped slots 112.

Furthermore, a strip-shaped clamping groove 113 is further formed in the opposite side of the two baffles 111, and a strip-shaped protrusion is formed in a groove wall of the strip-shaped clamping groove 113, wherein the strip-shaped clamping groove 113 facilitates the insertion of the blank space module 6 on the bus bar main body 1, and the blank space module 6 can prevent the problem that the bus bar main body 1 is easily corroded by dust and the like due to the fact that the blank space module 6 is exposed in the air at an idle position.

Furthermore, the two ends of the bottom of the outer casing 11 are provided with arc-shaped supporting portions 114 and heat dissipation fins 115 arranged on the two supporting portions, the supporting portions and the heat dissipation fins 115 are integrally formed with the outer casing 11, the supporting portions can facilitate splicing of the two sets of bus bar bodies 1, and the heat dissipation fins 115 increase the heat dissipation area and facilitate heat dissipation of the outer casing 11.

Further, slidable inserts between arc-shaped support portion 114 and establishes connecting seat 116 to by connecting seat 116 with this generating line trunk 1 fixed mounting in applied place, in addition, compare that current generating line trunk 1 is mostly to invert and lays, this generating line trunk 1 accessible connecting seat 116 is just put or the side is put and is fixed in the mounted position, invert to lay in order to reduce current generating line trunk 1 and only can realize little current-carrying power supply and distribution, can not bear the great defect that current-carrying power supply and distribution supplied the distribution (the current-carrying capacity is big, the power supply and distribution generating line unit is generally heavier.

Furthermore, the T-shaped copper bar is a solid T-shaped copper bar, the sectional area of the solid T-shaped copper bar can meet the current-carrying capacity of 400A, and the current-carrying capacity for different bus systems and the requirements of the bus systems is convenient to achieve.

As shown in fig. 1, 5 and 14, the modular power supply module 2:

further, the modular power supply module 2 is configured to include a power supply interface 21 and a power supply function device 22, and both the power supply interface 21 and the power supply function device 22 are electrically connected to the conductive copper bar 13 of the bus trunk body 1.

Further, the power supply interface 21 is configured to include a plurality of input buses 211, a power supply housing 212 and a conductive connecting portion 213, the plurality of input buses 211 penetrate into the inner cavity of the power supply housing 212 and are electrically connected to one end of the conductive connecting portion 213, and the other end of the conductive connecting portion 213 penetrates out of the power supply housing 212 and is electrically connected to the conductive copper bar 13 of the bus bar main body 1.

Furthermore, the conductive connecting portion 213 includes a base 2131, a connecting copper bar 2132 and an insulating splint structure 2133, the base 2131 is disposed in the inner cavity of the power supply housing 212, the connecting copper bar 2132 is disposed on the base 2131, the connecting copper bar 2132 contacts with the conductive copper bar 13 of the bus stem 1, the insulating splint structure 2133 is inserted between the connecting copper bars 2132, the insulating splint structure 2133 between the connecting copper bars 2132 can insulate between the connecting copper bars 2132, the problem of electrical conduction between the connecting copper bars 2132 caused by external factors is effectively reduced, and the safety of power utilization is ensured. Specifically, base 2131 may be welded or bolted to the bottom wall of the interior cavity of power supply housing 212.

Further, insulating splint structure 2133 sets up to including multiunit support chassis and insulation board, multiunit support chassis is inserted and is located between connecting copper bar 2132, and overlap joint each other between the adjacent support chassis, the insulation board sets up in support chassis and is connected between copper bar 2132, overlap joint each other structure through multiunit support chassis, not only can be according to actual need, the support chassis and the insulation board of corresponding quantity of overlap joint, in order to adapt to the linking of different specification generating line trunk bodies 1, overall structure is nimble, the suitability is strong, and can overhaul electrically conductive connecting portion 213, carry out the dismouting at corresponding position, and when one of them damages, can only change corresponding support chassis or insulation board, avoid present still need wholly to dismantle insulating splint structure 2133, perhaps the problem of whole change, effectively practice thrift the cost, and prolong insulating splint structure 2133's life. Specifically, the sum of the thicknesses of the supporting framework and the two groups of insulating plates is matched with the gap between the two groups of connecting copper bars 2132

Further, the power supply function device 22 is configured to include a molded case circuit breaker 221 and an optional switch 222, the molded case circuit breaker 221 is connected with the optional switch 222, and the molded case circuit breaker 221 is fixed on the conductive copper bar 13 of the bus trunk body 1 through a clamping strip and a conductive chuck, wherein one end of the clamping strip is electrically connected with the molded case circuit breaker 221, the other end of the clamping strip is fixedly connected with the conductive chuck through a bolt, and a feed contact point of the conductive chuck is tightly held on the conductive copper bar 13 of the bus trunk body 1, so that the molded case circuit breakers 221 of different specifications and brands can be conveniently matched according to actual needs, work of the modular power supply module 2 is ensured, corresponding plug-in boxes do not need to be matched and replaced, cost is reduced, and overall weight of the power supply and distribution bus unit is effectively reduced.

As shown in fig. 1 and 6-12, the power distribution module 3:

further, the power distribution module 3 is configured to include a power distribution unit 31, a closing latch device 32 and a termination interface device 33, the power distribution unit 31 is provided with the closing latch device 32 and the termination interface device 33, the closing latch device 32 is used for locking connection of the power distribution unit 31 on the bus trunk body 1, the termination interface device 33 is tightly held on the conductive copper bar 13 of the bus trunk body 1 to provide power for the power distribution unit 31, the power distribution unit 31 can be locked on the bus trunk body 1 through cooperation of the power distribution unit 31, the closing latch device 32 and the termination interface device 33, and the power is transmitted to the power distribution unit 31 through the termination interface device 33, so as to realize feeding operation of the power distribution unit 31.

Further, the power distribution unit 31 is configured to include a power switch 311, a clamping shell 312 and an electrical component 313, the power switch 311 is disposed on the clamping shell 312, the power switch 311 is electrically connected to the electrical component 313, the clamping shell 312 is connected to the closed clamping device 32 and the terminating interface device 33, the electrical component 313 is disposed in an inner cavity of the clamping shell 312, and the electrical component 313 is electrically connected to the terminating interface device 33 to obtain electric energy.

Furthermore, the clamping shell 312 is formed by connecting and surrounding an upper clamping shell 3121, a lower clamping shell 3122 and two sets of edge end cover plates 3123, and an electric component 313 is installed in an inner cavity formed between the upper clamping shell 3121 and the lower clamping shell 3122.

Further, the closed clamping device 32 is configured to include at least one set of rotary clamping member, the rotary clamping member is configured to include a shifting piece 321, a clamping shaft 322 and a clamping end 323, the shifting piece 321 is sleeved on one end of the clamping shaft 322, the clamping shaft 322 penetrates through the power distribution unit 31, the clamping end 323 is arranged at the other end of the clamping shaft 322, and a clamping cavity between the power distribution unit 31 and the bus trunk body 1 is formed between the shifting piece 321 and the clamping end 323. Specifically, the latch shaft 322 is disposed through the sidewall of the upper latch housing 3121, and the latch tip 323 is vertically fixed on the latch shaft 322.

Further, the two sets of closed clamping devices 32 are arranged, the two sets of closed clamping devices 32 are respectively arranged on the side wall of the power distribution unit 31, and the reliable connection of the power distribution unit 31 on the side wall of the bus trunk body 1 can be further ensured through the arrangement of the two sets of closed clamping devices 32.

Further, the termination interface device 33 is configured to include a conductor clamping member 331 and a bus bar 332, the conductor clamping member 331 is connected to the power distribution unit 31, the bus bar 332 is connected to the conductor clamping member 331, the conductor clamping member 331 tightly embraces the conductive bar 13 of the bus main body 1 to transmit current to the bus bar 332, the bus bar 332 is located in the power distribution unit 31 to provide power for the power distribution unit 31, and through the cooperation between the conductor clamping member 331 and the bus bar 332, the current or voltage on the conductive bar 13 of the bus main body 1 can be transmitted to the bus bar 332 by the conductor clamping member 331, so that the entire bus bar 332 is electrified, thereby facilitating the direct connection between each electrical component of the power supply and distribution module 3 and the bus bar 332 to obtain power.

Further, the conductor clip 331 is configured to include an outer sheath 3311 and conductive clips 3312, the outer sheath 3311 is connected to the power distribution unit 31, and the outer sheath 3311 is provided with a lower end of the conductive clip 3312, an upper end of the conductive clip 3312 passes through the outer sheath 3311 and the power distribution unit 31, and is connected to the bus bar 332 in contact therewith, the conductive clip 3312 can be protected by the outer sheath 3311, so as to reduce erosion of dust and the like in the external environment, and prolong the service life of the conductive clips 3312, and meanwhile, the outer sheath 3311 can also perform isolation between adjacent conductive clips 3312, thereby reducing the risk of electrical conduction between adjacent conductive clips 3312, and further ensuring the safety of power consumption.

Further, conductive clip 3312 sets up to including overlap joint portion and two sets of elastic contact portion, overlap joint portion and busbar 332 contact and be connected, and the corresponding elastic contact portion that sets up in both sides of this overlap joint portion, the elastic contact portion card is located in oversheath 3311, and this elastic contact portion can hold tightly on busbar trunk 1's conductive copper bar 13, contact through overlap joint portion and busbar 332 is connected, both realize the electric energy transmission to busbar 332, can guarantee the reliable connection of overlap joint portion on joint casing 3122 down again, and elastic contact portion holds tightly on busbar trunk 1's conductive copper bar 13, then can guarantee the reliability of electric energy transmission.

Further, be connected with binding post on the busbar 332, binding post is used for connecting distribution unit 31, specifically, uses electrical components 313 can include circuit breaker, current/voltage transformer and electric power monitoring device, and the concrete constitution of using electrical components 313 can carry out corresponding selection according to this distribution unit 31's actual need, connects each using electrical components 313 on busbar 332 through binding post to acquire the electric energy, but switch 311 electric connection circuit breaker.

As shown in fig. 13 and 14, the connecting assembly 4:

further, the connecting assembly 4 is configured to include a connecting housing 41 and a conductive connecting portion 213, the connecting housing 41 is inserted between two sets of bus main bodies 1, the connecting housing 41 is a split-type splicing type, the conductive connecting portion 213 is disposed in an inner cavity of the connecting housing 41, and the conductive connecting portion 213 is electrically connected to the bus main bodies 1 for power transmission, through the matching of the split-type splicing type connecting housing 41 and the conductive connecting portion 213, the power transmission between the two sets of bus main bodies 1 can be communicated, the split-type splicing type connecting housing 41 is convenient to disassemble and assemble, and can be correspondingly replaced for a damaged portion in a long-term use process, so that the cost is effectively saved, and the service life of the connecting housing 41 is prolonged.

Further, the connecting housing 41 is configured to include a bottom plate 411, an upper cover plate 412 and two sets of connecting plates 413, the bottom plate 411 is connected to the bottom wall of the bus bar body 1, and the bottom plate 411 is provided with a conductive connecting portion 213, two ends of the upper cover plate 412 are respectively connected to the connecting plates 413, and ends of the two sets of connecting plates 413 are inserted into the side wall of the bus bar body 1, so as to form a shield of the conductive connecting portion 213, the bottom plate 411 and the two sets of connecting plates 413 are matched to realize the connection of the connecting housing 41 to the two sets of bus bar bodies 1, and the conductive connecting portion 213 ensures the power transmission therebetween, and two ends of the upper cover plate 412 are connected to the connecting plates 413, so as to cover the conductive connecting portion 213, reduce the corrosion of external dust and the like to the conductive connecting portion 213, and ensure the normal power transmission between the. Specifically, the bottom of the bottom plate 411 may further be correspondingly provided with a strap to fix the busbar trunk 1 to a mounting position through a bolt in actual installation, the upper cover plate 412 may further be provided with a U-shaped notch, and the bolt passes through the U-shaped notch and is locked in a threaded hole of the connecting plate 413, so as to further ensure the connection reliability between the upper cover plate 412 and the connecting plate 413.

Further, the conductive connection portion 213 of the connection assembly 4 may be configured to have the same structure as the conductive connection portion 213 of the power supply interface 21, and the conductive connection portion 213 thereof is disposed in the inner cavity of the connection housing 41.

Further, still link up a splice plate 414 between bottom plate 411 and the connecting plate 413, splice plate 414 lower extreme bearing bottom plate 411 edge, and this splice plate 414 upper end chucking connecting plate 413 lateral wall to increase the connection reliability of bottom plate 411, through splice plate 414's design, can bear bottom plate 411, with the conductive connection portion 213 gravity that bears on sharing bottom plate 411 by splice plate 414, further guarantee the connection reliability of bottom plate 411 between the generating line trunk body 1.

Example two

As shown in fig. 15-18, the difference from the first embodiment is that, further, the T-shaped copper bar is a hollow T-shaped copper bar, the cross-sectional area of the hollow T-shaped copper bar can satisfy 250A current-carrying capacity,

furthermore, a fixing plate is arranged in the hollow T-shaped copper bar, the fixing plate adopts a nylon plate and can support the hollow T-shaped copper bar to prevent the hollow T-shaped copper bar from being extruded and deformed,

further, the power supply function device 22 of the modular power supply module 2 is replaced with a molded case circuit breaker 221 suitable for 250A, and the electrical connection between the molded case circuit breaker 221 and the conductive copper bar 13 of the bus trunk body 1 can be completed by adopting a corresponding number of clamping bars and conductive chucks according to the structure.

EXAMPLE III

As shown in fig. 9, the difference between the first and second embodiments is that in the power distribution module 3, the shifting piece 321 can be pressed onto the clamping shaft 322 by a radial locking bolt 324 to cooperate with the clamping terminal 323 to lock the power distribution unit 31 to the bus bar body 1.

Furthermore, the shifting piece 321 is further connected with an elastic pressing piece 325, the tail end of the elastic pressing piece 325 abuts against the power distribution unit 31, the elastic pressing piece 325 is matched with the radial locking bolt 324, the distance between the shifting piece 321 and the power distribution unit 31 is adjusted, the shifting piece 321 can move upwards along the clamping shaft 322 to be far away from the upper clamping shell 3121 through the elastic pressing piece 325, the upper clamping shell 3121 can be conveniently detached from the side wall of the bus trunk body 1, the upper clamping shell 3121 can be pressed onto the side wall of the bus trunk body through the elastic force of the elastic pressing piece 325 and the locking force generated by the shifting piece 321 and the radial locking bolt 324, and the tightness of connection between the shifting piece 321 and the radial locking bolt is guaranteed.

Further, the elastic pressing member 325 is sleeved on the clamping shaft 322, and the elastic pressing member 325 may be configured as a spring.

Example four

As shown in fig. 10-12, the difference from the first to third embodiments is that in the power distribution module 3, two sets of the conductor clips 331 in each set of the termination interface device 33 may be arranged at intervals.

Furthermore, a plurality of sets of the terminating interface devices 33 are adjacently arranged on the lower clamping casing 3122 of the power distribution unit 31 to form a power unit of the power distribution unit 31, and provide electric energy for each electric component 313 installed in an inner cavity of the power unit, and through the arrangement of the plurality of sets of the terminating interface devices 33 on the lower clamping casing 3122 of the power distribution unit 31, only the corresponding terminating interface device 33 is replaced when one of the terminating interface devices is damaged in the long-term use process, so that the cost is effectively saved, and the normal operation of the power distribution unit 31 is ensured.

Furthermore, a plurality of sets of accommodating cavities for the bus copper bars 332 are formed in the lower clamping housing 3122 of the power distribution unit 31, the accommodating cavities for the bus copper bars 332 are configured to accommodate the bus copper bars 332 in the termination interface device 33, and a barrier is disposed between the accommodating cavities for the adjacent bus copper bars 332.

Furthermore, the partition plates 333 are covered above the bus copper bars 332 in the multiple groups of termination interface devices 33, and the partition plates 333 are fixed on the barrier bars through bolts, so that the adjacent bus copper bars 332 can be separated through the barrier bars, the risk of easy conduction between the adjacent bus copper bars 332 can be reduced, the installation of the partition plates 333 covered on the multiple groups of bus copper bars 332 can be facilitated, the partition plates 333 can prevent the bus copper bars 332 from being exposed in a large area, and the electricity utilization safety is improved.

Use the utility model provides a terminal distribution busbar unit that supplies of rail mounted, novel structure, 1 current-carrying capacity of busbar trunk can reach 250 + 800A, can be at its tip direct termination modular power module 2 to with distribution module 3 closed locking on it, and adjacent busbar trunk 1 of 4 concatenations of accessible coupling assembling, in order to realize feeding in electric power, transmission power, present electric power. The assembly process of the power supply and distribution bus unit is as follows, taking the fourth embodiment as an example:

1. assembling the bus trunk body 1: inserting the insulating support body 12 into the outer shell body 11, fixing the outer shell body 11 and the insulating support body 12 through screws, and inserting the inverted T-shaped copper bar into the inverted T-shaped groove on the insulating support body 12 to complete the assembly of the bus trunk body 1;

2. termination of the modular power supply module 2 on the bus trunk 1: after the power supply interface 21 is assembled, the power supply shell 212 is fixed at the end of the outer shell 11 of the bus trunk 1, so that the connecting copper strip 2132 of the conductive connecting part 213 of the power supply shell is contacted and connected with the conductive copper strip 13 of the bus trunk 1, so as to realize the end connection of the power supply interface 21 and the conductive copper strip 13 of the bus trunk 1, the selective switch 222 is connected with the molded case circuit breaker 221, the conductive chuck is fixed on the connecting strip through a bolt, the feed contact point of the conductive chuck is tightly held on the conductive copper strip 13 of the bus trunk 1, so as to realize the clamping connection of the power supply function module on the bus trunk 1, and finally, the power supply function module is covered with a closed shell which is clamped with the outer shell 11 of the bus trunk 1, so as to finish the end connection of the modular power supply module 2 on the bus trunk 1;

3. the power distribution module 3 is clamped on the bus trunk body 1: after the assembly of the power distribution module 3 is completed, the elastic contact portions of the conductive clips 3312 in the multiple sets of terminal interface devices 33 are tightly held on the conductive copper bars 13 of the bus bar main body 1, so that the conductive copper bars 13 transmit electric energy to the bus bar copper bars 332 through the conductive clips 3312, the whole bus bar copper bars 332 are electrified to provide electric energy for the electric components 313, then the clamping shafts 322 in the closed clamping devices 32 penetrate through the side wall of the upper clamping shell 3121, so that the clamping ends 323 are tightly hooked on one side of the side wall of the bus bar main body 1, then the shifting plate 321 is pressed downwards until the upper clamping shell 3121 is contacted with the other side of the side wall of the bus bar main body 1, finally the radial locking bolts 324 are screwed, the shifting plate 321 is pressed on the clamping shafts 322, so that the elastic force of the elastic pressing piece 325 and the locking force generated by the shifting plate 321 and the radial locking bolts 324 tightly press the upper clamping shell 3121 onto the side wall of the bus bar outer shell 31211, the locking of the upper clamping shell 3121 and the side wall of the bus trunk body 1 by the group of rotary clamping pieces is completed, the aforementioned processes are repeated, the installation of the group of closed clamping devices 32 above one side wall of the upper clamping shell 3121 is performed, and the installation of the other group of closed clamping devices 32 below the other side wall of the upper clamping shell 3121 is performed, so that the clamping performance of the clamping shell 312 and the side wall of the bus trunk body 1 is improved, and the closed locking of the power distribution unit 31 on the side wall of the outer shell 11 of the bus trunk body 1 is realized;

4. clamping a plurality of groups of feed function modules on the bus trunk body 1: according to actual needs, the same clamping method as that of the power distribution module 3 on the bus trunk body 1 in the step 3 is adopted (namely, each feed function module can adopt a closed clamping device 32 and a terminating interface device 33 which are the same as those of the power distribution module 3 to finish the electric power feed-out from the conductive copper bar 13 of the bus trunk body 1), so that the clamping of a plurality of groups of power distribution modules 3 at any position of the bus trunk body 1 is realized;

5. assembly of the blank space module 6 on the busbar trunk 1: after the step 4 is completed, a blank space module 6 is covered at an idle position on the bus trunk body 1 between adjacent feeding function modules so as to reduce the erosion of dust and the like to the conductive copper bar 13 of the bus trunk body 1 and prolong the service life of the bus trunk body 1;

6. termination of the connection assembly 4 on the busbar trunk 1: after the assembly of the connecting assembly 4 is completed, the two groups of connecting plates 413 are respectively pushed into the side wall of the outer shell 11 of the bus trunk body 1, and one end of the bottom plate 411 is pushed into the bottom wall of the outer shell 11 of the bus trunk body 1 in a sliding manner until the connecting copper strip 2132 of the conductive connecting part 213 is contacted and connected with the conductive copper strip 13 of the bus trunk body 1, and the pushing is stopped;

7. the connecting component 4 is connected with the other bus trunk body 1; according to actual needs, selecting a corresponding type of bus trunk body 1, sliding and pushing the bus trunk body from the other end of the bottom plate 411 of the connecting assembly 4, ensuring that the side wall of the bus trunk body is matched and slidably connected with the two groups of connecting plates 413, similarly, stopping pushing until the conductive copper strip 13 is contacted and connected with the connecting copper strip 2132, and thus completing the connection of the connecting assembly 4 to the two groups of bus trunk bodies 1;

8. repeating the steps 3-6 to realize the installation of the corresponding feed module and the connecting component 4 on the bus trunk body 1 in the step 7;

9. repeating the steps 3-8 to realize the connection work of the multiple groups of power supply and distribution bus units so as to meet the actual power supply and distribution requirements.

The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the present patent.

Claims (10)

1. The utility model provides a terminal power supply and distribution busbar unit of rail mounted which characterized in that: terminal power supply distribution bus unit of rail mounted includes bus trunk body (1), modular power module (2), distribution module (3) and coupling assembling (4), modular power module (2) and coupling assembling (4) termination are in bus trunk body (1) both ends, realize the feed-in electric power by modular power module (2), and coupling assembling (4) carry out the concatenation between adjacent bus trunk body (1) to transmission power, distribution module (3) locking joint is on bus trunk body (1), and this distribution module (3) are used for presenting out electric power.

2. The terminal power distribution busbar unit of claim 1, wherein: bus trunk body (1) sets up to including shell body (11) and insulating support body (12), insulating support body (12) peg graft in shell body (11), insulating support body (12) are cut apart into the type of falling T groove by a plurality of baffles, each it has electrically conductive copper bar (13) to peg graft in the type of falling T groove, electrically conductive copper bar (13) set up to T type copper bar.

3. The terminal power distribution busbar unit of claim 2, wherein: the T-shaped copper strip is a solid T-shaped copper strip or a hollow T-shaped copper strip.

4. The terminal power distribution busbar unit of claim 1, wherein: the modular power supply module (2) is arranged to comprise a power supply interface (21) and a power supply function device (22), and the power supply interface (21) and the power supply function device (22) are both electrically connected to the bus main body (1).

5. The terminal power distribution busbar unit of claim 1, wherein: distribution module (3) set up to including distribution unit (31), closed latch device (32) and termination interface arrangement (33), set up closed latch device (32) and termination interface arrangement (33) on distribution unit (31), closed latch device (32) are used for distribution unit (31) the locking connection on the generating line trunk body (1), termination interface arrangement (33) are held tightly on the generating line trunk body (1).

6. The terminal power distribution busbar unit of claim 5, wherein: closed latch device (32) set up to including at least a set of rotation joint spare, rotation joint spare sets up to including plectrum (321), joint axle (322) and joint end (323), joint axle (322) one end is located to plectrum (321) cover, joint axle (322) are worn to locate on distribution unit (31), and the other end of this joint axle (322) sets up joint end (323), form the tight chamber of clamp of distribution unit (31) and bus trunk body (1) between plectrum (321) and joint end (323).

7. The terminal power distribution busbar unit of claim 5, wherein: termination interface arrangement (33) set up to including conductor joint spare (331) and busbar (332), conductor joint spare (331) is connected on distribution unit (31), and connects busbar (332) on this conductor joint spare (331), holds tightly busbar trunk body (1) by conductor joint spare (331), transmits electric current to busbar (332), busbar (332) are located distribution unit (31).

8. The terminal power distribution busbar unit of claim 7, wherein: the conductor clamping piece (331) is arranged to comprise an outer sheath (3311) and a conductive clamping piece (3312), the outer sheath (3311) is connected to the power distribution unit (31), the lower end of the conductive clamping piece (3312) is clamped in the outer sheath (3311), and the upper end of the conductive clamping piece (3312) penetrates through the outer sheath (3311) and the power distribution unit (31) and is connected with the bus copper bar (332) in a contact mode.

9. The terminal power distribution busbar unit of claim 1, wherein: the connecting assembly (4) is arranged to comprise a connecting shell (41) and a conductive connecting portion, the connecting shell (41) is inserted between the two groups of bus main bodies (1), the connecting shell (41) is in a split splicing type, the conductive connecting portion is arranged in an inner cavity of the connecting shell (41), and the conductive connecting portion is electrically connected between the bus main bodies (1) for power transmission.

10. The terminal power distribution busbar unit of claim 1, wherein: and a blank interval module (6) is covered at the idle position of the bus trunk body (1).

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