TWI805232B - electrical connection device - Google Patents

Abstract

An electrical connection device includes a bus bar group and a bus bar connector. The bus bar group includes a first bus bar and a second bus bar. The first bus bar has a first body and a first transmission portion disposed on one side of the first body, and the first transmission portion includes a first erecting plate. The second bus bar has a second body and a second transmission part arranged on one side of the second body, and the second transmission part includes a second erecting plate. The busbar connector includes an insulating housing, a plurality of power terminals arranged in the insulating housing and formed into two groups, and connected to the two groups of power terminals respectively and adjacent to the first erecting board and the second erecting board respectively. A first adapter plate and a second adapter plate of the board, at least one Floating mods.

Description

electrical connection device

The present invention relates to a connecting device, in particular to an electrical connecting device.

Chinese Invention Patent Publication No. CN109426326A discloses a busbar group of a chassis, the first output portion of the first connecting busbar includes a plurality of first holes, and the second output portion of the second connecting busbar includes a plurality of second holes , the first hole corresponds to the second hole, the first hole and the second hole make the cabinet bus bar of the server cabinet fixed in the gap between the first output part and the second output part, wherein the first hole and the second The hole can be, for example but not limited to, a keyhole for locking. However, the method of fixing the busbars of the server cabinets on the first output part and the second output part of the cabinet is very time-consuming to disassemble, thus causing inconvenience in maintenance.

Therefore, an object of the present invention is to provide an electrical connection device that can solve at least one problem in the prior art.

Therefore, in some embodiments of the present invention, the electrical connection device includes a bus bar set and a bus bar connector. The bus bar set includes a first bus bar, a second bus bar, and an insulating layer. The first bus bar has a first body, a first transmission portion disposed on one side of the first body, and a plurality of first installation portions disposed on the other side of the first body, the first transmission portion includes a first base plate and a first erecting plate, the first base plate extends upward from the side of the first body, the first erecting plate extends from one side of the first base plate toward the other side of the first body extend. The second bus bar has a second body, a second transmission portion disposed on one side of the second body, and a plurality of second installation portions disposed on the other side of the second body, the second transmission portion includes a second base plate and a second erecting plate, the second base plate extends upward from the side of the second body, the second erecting plate extends from one side of the second base plate toward the other side of the second body Extending, the first body is located above the second body, and the insulating layer is disposed between the first body and the second body, the first erection plate and the second erection plate are located above the first body . The busbar connector includes an insulating housing, a plurality of power terminals arranged in the insulating housing and formed into two groups, and connected to the two groups of power terminals respectively and adjacent to the first erecting board and the second erecting board respectively. A first adapter plate and a second adapter plate of the board, at least one Floating mods.

In some implementation aspects, the first mounting portions of the first bus bar and the second mounting portions of the second bus bar are alternately arranged.

In some embodiments, the floating module between the first erection board and the first adapter board includes a plug and a socket, and the plug is disposed between the first erection board and the first adapter board. One of them, the socket is arranged on the other one of the first erecting board and the first adapter board.

In some embodiments, the floating module between the second erection board and the second adapter board includes a plug and a socket, and the plug is disposed between the second erection board and the second adapter board. One of them, the socket is arranged on the other one of the second erecting board and the second adapter board.

In some embodiments, the socket includes a base, a barrel, a pressure element, and a contact; the base has a channel extending between two ends and an annular ring extending outward from the channel. The barrel has a barrel with an outer diameter smaller than the channel, and an annular flange extending outward from the outer wall of the barrel, and the annular flange is movably accommodated in the annular The pressure element is elastic and is arranged between the annular flange of the barrel and the annular accommodating groove, so that the barrel can float in the channel, and the contact element is arranged on the barrel inside the barrel of the shape; the plug has a post inserted into the socket and contacts the contact.

In some embodiments, the insulating housing of the bus bar connector has two slots, the two groups of power terminals are respectively arranged in the two slots, and each power terminal has an opening extending toward the slot. A plurality of contact portions, and a connecting portion connected to the first riser board or the second riser board.

In some implementation aspects, the plurality of power terminals in each slot are arranged in multiple rows and multiple columns.

In some implementation aspects, the bus bar connector further includes a plurality of support blocks fixed on the insulating housing, and the support blocks jointly support the first transfer board and the second transfer board from both sides. The first riser board and the second riser board.

In some embodiments, it also includes a panel, the insulating casing is floatingly arranged on the panel, there are gaps between the panel and the first substrate and between the panel and the second substrate, and the gap accommodates A portion of the insulating housing, a portion of the insulating housing is floatably constrained in the gap.

In some embodiments, it also includes two cabinet bus bars, the two cabinet bus bars are respectively inserted into the two slots of the bus bar connector, and are respectively in contact with the contact parts of the two groups of power terminals. Electrically connected so that the bus bar connector and the bus bars of the two cabinets are pluggably plugged.

In some embodiments, it also includes two cabinet bus bars, each of the two cabinet bus bars is provided with a plug board, and the plug boards of the two cabinet bus bars are inserted into the two plugs of the bus bar connector respectively. The slots are respectively contacted and electrically connected with the contact portions of the two groups of power terminals, so that the bus bar connector is pluggably plugged into the two cabinet bus bars.

In some embodiments, the bus bars of the two cabinets extend up and down, the two slots of the bus bar connector are in the shape of grooves with open upper and lower ends, and the bus bar connector can float up and down relative to the bus bars of the two cabinets The ground is plugged into the bus bars of the two cabinets.

In some embodiments, a plurality of connectors are further included, and the connectors are respectively mounted to the first mounting portions of the first bus bar and the second mounting portions of the second bus bar.

The electrical connection device of the present invention uses the bus bar connector which has the power terminals and is used for pluggably plugging with the bus bars of the two cabinets, so that the disassembly process is quick and convenient, and is beneficial to maintenance work. In addition, through the floating module set between the first erection plate and the first adapter plate and between the second erection plate and the second adapter plate, the first erection plate and the first The connection between the adapter plates and between the second erecting plate and the second adapter plate can be floated, so that the bus bar connector can float relative to the bus bar group. In addition, with the two slots of the bus bar connector in the shape of grooves with upper and lower ends open, the bus bar connector can be inserted into the two cabinet bus bars in a floating up and down manner relative to the two cabinet bus bars. By virtue of the above-mentioned floating connection relationship, the plugging process between the bus bar connector and the bus bars of the two cabinets can be smoother. Furthermore, through the multi-point contact between the contact parts of the power terminals and the bus bars of the two cabinets, the impedance between the two can be reduced to increase the conductivity.

Before the present invention is described in detail, it should be noted that in the following description, similar elements are denoted by the same numerals.

1 to 4, a first embodiment of the electrical connection device 100 of the present invention includes a bus bar set 1, a plurality of connectors 2, a bus bar connector 3, a panel 4, and two cabinet bus bars 5. It should be noted that, the bus bar set 1, the connectors 2 and the bus bar connector 3 are, for example, arranged in a server chassis (not shown), and the panel 4 may be constructed in the server chassis The cabinet bus bar 5 is, for example, set in a server cabinet (not shown).

Referring to FIGS. 1 to 5 , the bus bar set 1 includes a first bus bar 11 , a second bus bar 12 , and an insulating layer 13 . The first bus bar 11 has a first body 111 , a first transmission portion 112 disposed on one side of the first body 111 , and a plurality of first installation portions 113 disposed on the other side of the first body 111 . The first bus bar 11 is, for example, made of a copper material that can flow a large current and has good heat dissipation. The first body 111, the first transmission part 112 and the first body 111 are formed by stamping and bending. The first installation part 113 . The first body 111 is in the shape of a wide flat plate and extends along a front-rear direction D1 (the direction indicated by the arrow is the front, and the opposite direction is the rear) and a left-right direction D2 (the direction indicated by the arrow is right, and the direction indicated by the arrow is left). The width of the first body 111 in the left-right direction D2 is greater than the length in the front-back direction D1 . The first transmission part 112 is, for example, integrally formed on the front side edge of the first body 111, and includes a first base plate 112a and a first erecting plate 112b. The first base plate 112a extends from the first body 111. The front side edge of the body extends upward along an up-down direction D3 (the direction indicated by the arrow is up, and the opposite direction is down), and the first erecting plate 112b is from one side of the first base plate 112a toward the rear side edge of the first body 111 Extends backwards. The first mounting portions 113 are, for example, integrally formed on the rear side edge of the first body 111 , and extend upward along the left-right direction D2 at intervals.

The second bus bar 12 has a second body 121 , a second transmission portion 122 disposed on one side of the second body 121 , and a plurality of second installation portions 123 disposed on the other side of the second body 121 . The second bus bar 12 is, for example, made of a copper material that can flow a large current and has good heat dissipation. It forms the second body 121, the second transmission part 122 and the The second installation part 123 . The second body 121 is in the shape of a wide plate and extends along the front-back direction D1 and the left-right direction D2 , and the width of the second body 121 in the left-right direction D2 is greater than the length in the front-back direction D1 . The second transmission part 122 is, for example, integrally formed on the front side edge of the second body 121, and includes a second base plate 122a and a second erecting plate 122b. The second base plate 122a extends from the second body 121. The front side edge of the second body 121 extends upward along the up-down direction D3 , and the second erecting plate 122 b extends rearwardly from one side of the second base plate 122 a toward the rear side edge of the second body 121 . The second mounting portions 123 are, for example, integrally formed on the rear side edge of the second body 121 , and extend upward along the left-right direction D2 at intervals.

The first body 111 of the first bus bar 11 is located above the second body 121 of the second bus bar 12, and the insulating layer 13 is disposed between the first body 111 and the second body 121, the insulating layer 13 The layer 13 is used to separate the first body 111 and the second body 121 to prevent them from being in contact with each other. In the first embodiment, the insulating layer 13 is an insulating sheet as an example, and the insulating layer 13 is bonded between the first body 111 and the second body 121 through insulating glue, for example. Of course, the insulating layer 13 can also be locked on the first body 111 and the second body 121 through screw locking, not limited to the insulating glue. The insulating layer 13 can also be formed by insulating paint or insulating glue coated between the first body 111 and the second body 121 , and is not limited to an insulating sheet.

The first mounting portions 113 of the first bus bar 11 and the second mounting portions 123 of the second bus bar 12 are alternately arranged in the left-right direction D2. The connectors 2 are respectively mounted to the first mounting portions 113 of the first bus bar 11 and the second mounting portions 123 of the second bus bar 12 toward the rear. The connectors 2 can be, for example, It is used to electrically connect multiple power supply units (PSU) (not shown) and multiple battery backup power units (BBU) (not shown) in the server chassis. In this first embodiment, the first bus bar 11 is connected to the positive pole of each of the power supply units or each of the battery backup power units, and the second bus bar 12 is connected to each of the power supply units or each of the batteries Negative terminal of the backup power unit.

Referring to FIG. 2 to FIG. 6 , the first erecting plate 112 b and the second erecting plate 122 b are located above the first body 111 and arranged side by side at intervals along the left-right direction D2 . The bus bar connector 3 includes an insulating housing 31, a plurality of power terminals 32 arranged in the insulating housing 31 and formed into two groups, and respectively connected to the two groups of power terminals 32 and respectively adjacent to the first erecting board. 112b and a first adapter plate 33 and a second adapter plate 34 of the second erecting plate 122b. The first adapter plate 33 and the second adapter plate 34 are, for example, made of copper material that can flow a large current and have good heat dissipation. Specifically, the first adapter plate 33 and the second adapter plate The connecting plates 34 are spaced side by side along the left-right direction D2, and are located between the first erecting plate 112b and the second erecting plate 122b, and are respectively connected with the first erecting plate 112b and the second erecting plate 122b along the left and right sides. The directions D2 are opposite to each other. In detail, the bus bar connector 3 further includes a plurality of support blocks 35 fixed on the insulating housing 31 , and the support blocks 35 are connected together from the first riser plate 33 and the second riser plate 34 . The two side surfaces in the left-right direction D2 support the first adapter plate 33 and the second adapter plate 34. For example, the support blocks 35 can be fixed to the insulating housing 31 through a plurality of screws 36. These The support block 35 , the first adapter plate 33 and the second adapter plate 34 can be locked and fixed through a plurality of screws 37 .

Between the first erecting plate 112b and the first adapter plate 33 and between the second erecting plate 122b and the second adapter plate 34 are respectively provided with a plurality of floating modules 6. It should be noted that, in other In an embodiment, only one floating module 6 may be provided between the first erecting plate 112b and the first adapter plate 33 and between the second erecting plate 122b and the second adapter plate 34, respectively. This first embodiment should not be limited.

Each of the floating modules 6 includes a plug 61 and a socket 62 opposite to each other along the left-right direction D2. The plug 61 and the socket 62 are, for example, made of copper material that can flow large current and has good heat dissipation. The plug 61 of each floating module 6 between the first erecting plate 112b and the first adapter plate 33 is arranged on one of the first erecting plate 112b and the first adapter plate 33, the The socket 62 of each floating module 6 between the first erecting plate 112 b and the first adapter plate 33 is disposed on the other one of the first erecting plate 112 b and the first adapter plate 33 . In this first embodiment, part of the plugs 61 of the floating modules 6 between the first erecting plate 112b and the first adapter plate 33 are set on the first erecting plate 112b, and some are set on the first erecting plate 112b. The first adapter plate 33; part of the sockets 62 of the floating modules 6 between the first erection plate 112b and the first adapter plate 33 is arranged on the first erection plate 112b, and part is arranged on the first erection plate 112b. The first adapter plate 33 .

The plug 61 of each floating module 6 between the second erecting plate 122b and the second adapter plate 34 is arranged on one of the second erecting plate 122b and the second adapter plate 34, the The socket 62 of each floating module 6 between the second erecting plate 122 b and the second adapter plate 34 is disposed on the other one of the second erecting plate 122 b and the second adapter plate 34 . In the second embodiment, part of the plugs 61 of the floating modules 6 between the second erecting plate 122b and the second adapter plate 34 are set on the second erecting plate 122b, and some are set on the second erecting plate 122b. The second adapter plate 34; part of the sockets 62 of the floating modules 6 between the second erection plate 122b and the second adapter plate 34 is arranged on the second erection plate 122b, and part is arranged on the second adapter plate 34 The second adapter plate 34 .

Referring to FIG. 3 and FIGS. 7 to 8 , the socket 62 includes a base 621 , a barrel 622 , two pressing elements 623 , a contact 624 , and a fixing ring 625 . The plug 61 has a post 611 for inserting into the socket 62 along the left-right direction and contacting the contact 624 . The seat body 621 has a channel 621a extending along the left-right direction D2 between two ends and an annular receiving groove 621b extending outward from the channel 621a. The barrel 622 has a barrel body 622a with an outer diameter smaller than the channel 621a, and an annular flange 622b extending outward from the outer wall of the barrel body 622a, the annular flange 622b is movably accommodated in The annular accommodating groove 621b. The two pressing elements 623 are elastic and disposed between the annular flange 622b of the barrel 622 and the annular receiving groove 621b, so that the barrel 622 can float in the channel 621a. In detail, in the first embodiment, the two pressing elements 623 are wave spring ring pieces and are respectively provided on both ends of the annular flange 622b in the left-right direction D2, so that the barrel 622 can float radially in the channel 621a (that is, float on the plane formed by the front-rear direction D1 and the up-down direction D3) and float along the left-right direction D2, but in other implementations, the pressing elements 623 may be other existing elastic elements capable of applying pressure, and the number of said pressing elements 623 may be one or more than three, which is not limited to the first embodiment.

The contact member 624 is disposed in the barrel body 622a of the barrel member 622 and is used for the insertion post 611 of the plug 61 to pass through. The contact member 624 has an end edge disposed on the inner wall of the barrel body 622a adjacent to the barrel body 622a An annular head 624a at the center, and a plurality of elastic contact pieces 624b extending from the annular head 624a toward the other end edge of the barrel body 622a and obliquely inward for contacting the post 611 . The fixing ring 625 and the barrel body 622a of the barrel 622 clamp the annular head 624a of the contact 624 to fix the contact 624 in the barrel 622. Specifically, the fixing ring 625 has A clamping portion 625a of the annular head 624a of the contact piece 624 is annularly clamped together with the inner wall of the barrel body 622a, and extends outward from the end edge of the clamping portion 625a and leans against the An abutting portion 625b at the edge of the barrel body 622a. In detail, since the post 611 of the plug 61 penetrates and contacts the contact piece 624 of the socket 62 along the left-right direction D2, the post 611 of the plug 61 can also be positioned relative to the contact piece 624 of the socket 62. It floats in the left-right direction D2.

By the floating module 6 arranged between the first erecting plate 112b and the first adapter plate 33 and between the second erecting plate 122b and the second adapter plate 34, the first erecting plate 112b between the first riser plate 33 and between the second erection plate 122b and the second riser plate 34 can be connected in a floating manner along the left-right direction D2, so that the bus bar connector 3 can be connected to the bus bar The bar group 1 floats in this left-right direction D2.

Referring to FIG. 1 , FIG. 2 , FIG. 9 and FIG. 10 , the insulating housing 31 of the bus bar connector 3 is floatingly disposed on the panel 4 . The panel 4 has a through hole 41 passing through front and back, and a plurality of elongated holes 42 passing through and distributed on the left and right sides of the through hole 41 , and the elongated holes 42 extend along the left and right direction D2. The insulating housing 31 has an inserting portion 311 passing through the through hole 41 from the rear to the front, two wing portions 312 respectively extending left and right protruding outwards and mounted on the rear side of the panel 4, and respectively formed on The two wings 312 can slide along the left-right direction D2 and protrude forward from a plurality of sliding protrusions 313 in the elongated holes 42, each of which is formed with a screw lock (not shown) for locking. A threaded locking hole 313a is attached, through which the sliding protrusions 313 can be slidably limited in the elongated holes 42 along the left-right direction D2. Moreover, there is a gap G between the panel 4 and the first substrate 112a and between the panel 4 and the second substrate 122a, and the gap G accommodates the two wings 312 of the insulating housing 31, so that the The two wings 312 of the insulating case 31 are limited to the gap G in a floating manner along the left-right direction D2.

Referring to Fig. 1, Fig. 3, Fig. 6 and Fig. 11, the insulating housing 31 of the bus bar connector 3 also has two slots 314 penetratingly formed in the socket part 311 along the front-rear direction D1. The power terminals 32 are respectively arranged in the two slots 314, and the plurality of power terminals 32 in each of the slots 314 are arranged in multiple rows and columns, and are arranged on the first adapter plate 33 or the second adapter plate. Both sides of the plate 34 in the left-right direction D2. Each of the power terminals 32 has a plurality of contact portions 321 located at the front and extending toward the front opening of the slot 314 along the vertical direction D3, and located at the rear and connected to the first adapter board 33 or the second A connection portion 322 of the adapter plate 34 , the connection portion 322 and the first adapter plate 33 or the second adapter plate 34 can be connected to each other by, for example, a fastener such as a rivet or a welding method.

The two cabinet bus bars 5 extend along the up-down direction D3 and face each other along the left-right direction D2. Each of the two cabinet bus bars 5 is equipped with a plug-in plate 51 through a screw lock element 52. The two cabinet bus bars 5 The boards 51 are opposite to each other and extend backward along the left-right direction D2. The boards 51 of the two cabinet bus bars 5 are respectively inserted into the two slots 314 of the bus bar connector 3, and are connected to the two groups of bus bars respectively. The contact portion 321 of the power terminal 32 contacts and is electrically connected, so that the bus bar connector 3 and the two cabinet bus bars 5 are pluggably plugged. In detail, the contact portion 321 of each group of power terminals 32 is in contact with the left and right side surfaces of the plug board 51 of the corresponding cabinet bus bar 5 .

Referring to FIGS. 9 to 10 and FIGS. 12 to 15, furthermore, in the first embodiment, each slot 314 of the insulating housing 31 of the bus bar connector 3 has a front and obliquely extending The two chamfered portions 314a of each slot 314 are opposite to each other in the left-right direction D2, and are used to insert the plug boards 51 of the two cabinet bus bars 5 into the insulating The two slots 314 of the housing 31 play a guiding role in the left-right direction D2. Therefore, when the boards 51 of the two cabinet bus bars 5 are inserted into the two slots 314 of the insulating housing 31, the boards 51 of the two cabinet bus bars 5 and the insulating housing 31 When the two slots 314 are not fully aligned in the left-right direction D2, the bus bar connector 3 can be positioned relative to the bus bar set 1 and the panel 4 (server) through the guiding function of the two chamfers 314a. Chassis) floats in the left-right direction D2 (the bus bar connector 3 floats to the left as shown in Figure 12 and Figure 13, or the bus bar connector 3 floats to the right as shown in Figure 14 and Figure 15) so that the boards 51 of the two cabinet bus bars 5 and the two slots 314 of the insulating housing 31 can be completely aligned in the left and right direction D2, and then the two cabinet bus bars 5 and the bus bar Connector 3 can be docked smoothly. In addition, the wings 312 of the insulating housing 31 of the bus bar connector 3 that can float along the left-right direction D2 and are limited to the gap G can also prevent the bus bar connector 3 from twisting during the above-mentioned docking process. role.

Referring to Fig. 1, Fig. 2, Fig. 9 and Fig. 10, in addition, the two slots 314 of the bus bar connector 3 are in the shape of grooves with open upper and lower ends, and the bus bar connector 3 can be connected to the bus bars of the two cabinets. 5 is plugged with the bus bars 5 of the two cabinets in a floating up and down manner.

With the bus bar connector 3 having the power terminals 32 and being used for pluggable plugging with the bus bars 5 of the two cabinets, the disassembly process is fast and convenient, which is beneficial to maintenance work. In addition, with the two slots 314 of the bus bar connector 3 in the shape of open grooves at the upper and lower ends, the bus bar connector 3 can float up and down relative to the bus bars 5 of the two cabinets to concatenate with the two cabinets. The bar 5 is plugged, that is to say, the bus bar connector 3 can float in the left-right direction D2 relative to the bus bar group 1 and the panel 4 (server chassis), and the bus bar connector 3 is relatively to the The bus bars 5 of the two cabinets can float in the up and down direction D3, thereby making the plugging process between the bus bar connector 3 and the bus bars 5 of the two cabinets smoother. Furthermore, through the multi-point contact between the contact portions 321 of the power terminals 32 and the bus bars 5 of the two cabinets, the impedance between the two can be reduced to increase the conductivity.

16 and 17, the difference between the second embodiment of the electrical connection device 100 of the present invention and the first embodiment is that the two cabinet bus bars 5 are directly inserted into the bus bar connectors respectively. The two slots 314 of the cabinet 3 are electrically connected to the contact portions 321 of the two sets of power terminals 32 respectively, so that the bus bar connector 3 and the two cabinet bus bars 5 are pluggably plugged.

To sum up, the electrical connection device 100 of the present invention makes the disassembly process quick, convenient and beneficial by having the power terminals 32 and the bus bar connector 3 for removably plugging with the bus bars 5 of the two cabinets. for maintenance work. In addition, through the floating module 6 provided between the first erecting plate 112b and the first adapter plate 33 and between the second erecting plate 122b and the second adapter plate 34, the first erecting plate Between the board 112b and the first adapter plate 33 and between the second erection plate 122b and the second adapter plate 34 can be connected in a floating manner, so that the bus bar connector 3 can be connected to the bus bar group 1 float. In addition, with the two slots 314 of the bus bar connector 3 in the shape of open grooves at the upper and lower ends, the bus bar connector 3 can float up and down relative to the bus bars 5 of the two cabinets to concatenate with the two cabinets. Strip 5 is plugged in. With the above-mentioned floating connection relationship, the plugging process between the bus bar connector 3 and the two cabinet bus bars 5 can be smoother. Furthermore, through the multi-point contact between the contact portions 321 of the power terminals 32 and the bus bars 5 of the two cabinets, the impedance between the two can be reduced to increase the conductivity.

But what is described above is only an embodiment of the present invention, and should not limit the scope of the present invention. All simple equivalent changes and modifications made according to the patent scope of the present invention and the content of the patent specification are still within the scope of the present invention. Within the scope covered by the patent of the present invention.

100: electrical connection device 1: bus bar group 11: The first bus bar 111: The first body 112: The first transmission department 112a: first substrate 112b: The first erection board 113: The first installation department 12: Second bus bar 121: The second body 122:Second Transmission Department 122a: second substrate 122b: The second erection board 123: The second installation part 13: Insulation layer 2: Connector 3: Bus bar connector 31: insulating housing 311: socket part 312: wings 313: Sliding convex part 313a: screw lock hole 314: slot 314a: chamfer 32: Power terminal 321: contact part 322: connection part 33: The first adapter board 34: Second adapter board 35: Support block 36: screw 37: screw 4: panel 41: perforation 42: Long hole 5: Cabinet bus bar 51: Plug board 52: screw lock element 6: Floating module 61: plug 611: post 62: socket 621: seat body 621a: channel 621b: Annular storage tank 622: Barrel 622a: Barrel body 622b: Ring flange 623: Pressure component 624: contact piece 624a: ring head 624b: elastic contact piece 625: fixed ring 625a: clamping part 625b: against the part D1: Front and rear directions D2: left and right directions D3: up and down direction G: Gap

Other features and effects of the present invention will be clearly presented in the implementation manner with reference to the drawings, wherein: Fig. 1 is a perspective view of a first embodiment of the electrical connection device of the present invention; Fig. 2 is a three-dimensional exploded view of the first embodiment; Fig. 3 is a further three-dimensional exploded view of the first embodiment; Fig. 4 is a three-dimensional exploded view of the first embodiment in Fig. 3 viewed from another viewing angle; Fig. 5 is a three-dimensional exploded view of the bus bar set and the floating module of the first embodiment; Fig. 6 is a three-dimensional exploded view of the bus bar connector and the floating module of the first embodiment; Fig. 7 is a sectional view of the floating module of the first embodiment; Fig. 8 is a three-dimensional exploded view of the socket of the floating module of the first embodiment; Fig. 9 is a top view of the first embodiment; Fig. 10 is a front view of the first embodiment, in which the cabinet bus bar of the first embodiment is omitted; FIG. 11 is an exploded perspective view of the power terminal and the first adapter plate of the bus bar connector of the first embodiment; Fig. 12 is a top view similar to Fig. 9, in which the cabinet bus bar of the first embodiment is omitted, and the bus bar connector of the first embodiment is floatingly offset to the left; Fig. 13 is a front view similar to Fig. 10, in which the busbar connector of the first embodiment is floatingly offset to the left; Fig. 14 is a top view similar to Fig. 9, in which the cabinet bus bar of the first embodiment is omitted, and the bus bar connector of the first embodiment is floatingly offset to the right; Fig. 15 is a front view similar to Fig. 10, in which the busbar connector of the first embodiment is floatingly offset to the right; Figure 16 is a perspective view of a second embodiment of the electrical connection device of the present invention; and FIG. 17 is an exploded perspective view of the second embodiment.

100: electrical connection device

1: bus bar group

11: The first bus bar

111: The first body

112: The first transmission department

112a: first substrate

112b: The first erection board

113: The first installation department

12: Second bus bar

121: The second body

122:Second Transmission Department

122a: second substrate

122b: The second erection board

123: The second installation department

13: Insulation layer

2: Connector

3: Bus bar connector

31: insulating housing

311: socket part

312: wings

313: Sliding convex part

313a: screw lock hole

314: slot

314a: chamfer

32: Power terminal

321: contact part

33: The first adapter board

34: Second adapter board

35: Support block

4: panel

41: perforation

42: Long hole

5: Cabinet bus bar

51: Plug board

52: screw lock element

6: Floating module

D1: Front and rear direction

D2: left and right directions

D3: up and down direction

Claims (13)

An electrical connection device comprising: A bus bar group, including a first bus bar, a second bus bar, and an insulating layer; the first bus bar has a first body, a first transmission part disposed on one side of the first body, and a plurality of first installation parts arranged on the other side of the first body, the first transmission part includes a first base plate and a first erection plate, the first base plate extends upward from the side of the first body, The first erecting plate extends from one side of the first substrate toward the other side of the first body; the second bus bar has a second body and a second transmission part disposed on one side of the second body , and a plurality of second installation parts arranged on the other side of the second body, the second transmission part includes a second base plate and a second erection plate, the second base plate faces upward from the side of the second body Extending, the second erecting plate extends from one side of the second substrate toward the other side of the second body, the first body is located above the second body, and is between the first body and the second body The insulating layer is disposed therebetween, the first erection plate and the second erection plate are located above the first body; and A bus bar connector includes an insulating housing, a plurality of power terminals arranged in the insulating housing and formed into two groups, and respectively connected to the two groups of power terminals and adjacent to the first erecting board and the second A first adapter plate and a second adapter plate of the erection plate, between the first erection plate and the first adapter plate and between the second erection plate and the second adapter plate are each provided with at least A floating module. The electrical connection device as claimed in claim 1, wherein the first mounting portions of the first bus bar and the second mounting portions of the second bus bar are alternately arranged. The electrical connection device according to claim 1, wherein the floating module between the first erection board and the first adapter board includes a plug and a socket, and the plug is arranged between the first erection board and the first adapter board. On one of the first riser boards, the socket is disposed on the other one of the first erection board and the first riser board. The electrical connection device according to claim 1, wherein the floating module between the second erection board and the second adapter board includes a plug and a socket, and the plug is arranged between the second erection board and the second adapter board. On one of the second riser boards, the socket is disposed on the other one of the second erection board and the second riser board. The electrical connection device as claimed in claim 3 or claim 4, wherein the socket includes a base, a barrel, a pressure element and a contact; the base has a channel extending between two ends And an annular accommodating groove extending outward from the passage, the barrel has a barrel with an outer diameter smaller than the passage, and an annular flange extending outward from the outer wall of the barrel, the annular protrusion The rim is movably accommodated in the annular accommodating groove, and the pressing element is elastic and arranged between the annular flange of the barrel and the annular accommodating groove, so that the barrel can be placed in the channel Floating inside, the contact is set in the barrel of the barrel; the plug has a post inserted into the socket and contacts the contact. The electrical connection device according to claim 1, wherein the insulating shell of the bus bar connector has two slots, the two groups of power terminals are respectively arranged in the two slots, each of the power terminals has a A plurality of contact portions extending from the opening of the slot, and a connection portion connected to the first riser board or the second riser board. The electrical connection device as claimed in claim 6, wherein the plurality of power terminals in each slot are arranged in multiple rows and multiple columns. The electrical connection device according to claim 6, wherein the busbar connector further includes a plurality of support blocks fixed to the insulating housing, and the support blocks are jointly connected from the first transfer board and the second transfer board. Two sides of the board support the first riser board and the second riser board. The electrical connection device according to claim 1, further comprising a panel, the insulating housing is floatingly arranged on the panel, and there are gaps between the panel and the first substrate and between the panel and the second substrate , the gap accommodates a part of the insulating housing, and the part of the insulating housing is limited in the gap in a floating manner. The electrical connection device as described in claim 6, further comprising two cabinet bus bars, the two cabinet bus bars are respectively inserted into the two slots of the bus bar connector, and respectively connected to the two sets of power terminals The contact parts contact and are electrically connected, so that the bus bar connector and the bus bars of the two cabinets are pluggably plugged. The electrical connection device as described in claim 6 further includes two cabinet bus bars, each of which is provided with a plug-in board, and the plug-in boards of the two cabinet bus bars are respectively inserted into the bus bar connectors The two slots are respectively in contact with the contact parts of the two groups of power terminals to be electrically connected, so that the bus bar connector can be inserted into the bus bars of the two cabinets in a pluggable and detachable manner. The electrical connection device according to claim 10 or claim 11, wherein the bus bars of the two cabinets extend up and down, the two slots of the bus bar connector are in the shape of grooves with open upper and lower ends, and the bus bar connector Relative to the bus bars of the two cabinets, the bus bars of the two cabinets can be plugged in a floating manner. The electrical connection device as claimed in claim 1, further comprising a plurality of connectors, the connectors are respectively mounted to the first mounting portions of the first bus bar and the second mounting portions of the second bus bar .

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