CN109818261A - The distribution bus unit of modularization, rail mounted - Google Patents
The distribution bus unit of modularization, rail mounted Download PDFInfo
- Publication number
- CN109818261A CN109818261A CN201910262031.7A CN201910262031A CN109818261A CN 109818261 A CN109818261 A CN 109818261A CN 201910262031 A CN201910262031 A CN 201910262031A CN 109818261 A CN109818261 A CN 109818261A
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- Prior art keywords
- shell
- bus
- power supply
- entry module
- power
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- 230000001681 protective effect Effects 0.000 claims abstract description 35
- 238000009434 installation Methods 0.000 claims abstract description 16
- 125000006850 spacer group Chemical group 0.000 claims abstract description 10
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 238000005315 distribution function Methods 0.000 abstract description 3
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 11
- 230000005611 electricity Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000009413 insulation Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
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- Distribution Board (AREA)
- Installation Of Bus-Bars (AREA)
Abstract
The distribution bus unit of modularization provided by the invention, rail mounted; including track formula bus trunk body, Power entry module, power supply module and vacant protective shell; power supply module, Power entry module and the equal locking of vacant protective shell are arranged on bus trunk body, and are folded with spacer bar between the power supply module, Power entry module and vacant protective shell.The present invention by Power entry module lower case pressing buckle and upper housing on positive stop strip structure matched respectively with the positive stop strip on the installation grooved rail of bus shell Power entry module locking is fixed on any position of bus shell, it can be achieved that Power entry module at an arbitrary position on grafting connection it is user-friendly.By being used cooperatively on Power entry module to jack interface, indicating lamp component, protective tube place position, phase modulation knob and protective tube and other assemblies, feeding out for the electric power of diversified forms can be achieved, it may be implemented on a Power entry module while providing three or the output of individual event electric power simultaneously, realize flexible power supply and distribution function.
Description
Technical field
The present invention relates to controller switching equipment field more particularly to the distribution bus units of modularization, rail mounted.
Background technique
Busbar distribution unit is point for the electric energy that each decentralized system element carries out relatively high power in for electricity system
Match.The prior art is wrapped up by outer housing, and electric wire or sheet metal are placed in the groove body of outer enclosure interior cavity as conductive
Body is used for transmission electric power, and the various distribution output equipments with fixed form interface are fixed on external hull surface position and are realized
Power transmission is simultaneously distributed.This Chief Technology Officer is applied to the scenes such as socket installation, power socket, cabinet PDU.But existing this skill
Art, which cannot achieve, feeds out the function of any interface form electric power in electric conductor any position according to demand, and can not realize
Single-phase or three-phase power selection output in same power distribution unit.
Summary of the invention
The problem to be solved in the present invention is to provide one kind can carry out flexibly plugging installation at an arbitrary position with a variety of electric power
It feeds out form Power entry module and can be realized the module for carrying out single-phase or three-phase power selection output in same power distribution unit
Change, the distribution bus unit of rail mounted.
In order to solve the above technical problems, the technical solution adopted by the present invention is that: the distribution bus list of modularization, rail mounted
Member, wherein the modularization, rail mounted distribution bus unit include track formula bus trunk body, Power entry module, power supply
Module and vacant protective shell, the power supply module, Power entry module and the equal locking of vacant protective shell are arranged on bus trunk body, and
Spacer bar is folded between the power supply module, Power entry module and vacant protective shell, the spacer bar is arranged on bus trunk body.
Further, the bus trunk body includes multiple groups rail mounted bus shell and intermediate connecting component, the centre
Connection component is fixedly connected between two groups of bus shells, and bus shell two sides are provided with installation grooved rail, the installation
Multiple groups positive stop strip is provided on the side wall of grooved rail, the positive stop strip, installation grooved rail and bus shell are integrally formed setting, the mother
Line enclosure interior is equipped with multiple groups conductive bar in parallel.
Further, the intermediate connecting component includes upper compression shell, conductive support, support base and lock-screw, institute
It states compression shell to be fixedly installed in bus shell, the upper compression shell pressure is set on conductive support, solid in the conductive support
Surely there is conductive connecting piece, and the conductive support is sheathed in support base, the support base is arranged in bus shell, described
Lock-screw is screwed on upper compression shell, and the end of the lock-screw is in contact with conductive support upper surface.
Further, the power supply module is fixed is arranged in one side end of bus shell, and the power supply module includes power supply
Shell, indicating lamp component and air-break circuit-breaker, the indicating lamp component arrangement are installed on power supply shell, the air-break circuit-breaker
It is installed on bus shell, the output end and conductive bar of the air-break circuit-breaker are electrically connected, two groups of insides of the power supply shell
Respectively integrally formed with clamping item and bracket on wall, the power supply shell, which is matched by clamping item with positive stop strip, is arranged in mother
On line shell.
Further, the power supply shell is fixed with sealing plate on a side end face in bus trunk body end portion.
Further, the Power entry module includes upper housing and lower case, and the upper housing is fixedly installed on the lower casing
On body, successively arrangement includes jack interface, indicating lamp component, protective tube place position, phase modulation knob and insurance on the upper housing
One or more kinds of combinations in pipe；The lower case is equipped with pressing buckle and side pressure jack interface device, uses respectively
In fixed Power entry module and connection bus trunk body.
Further, the side pressure jack interface device includes mounting plate and several connecting elements, and the mounting plate is under
Shell snaps connection, and several connecting elements are actively plugged on the mounting plate.
Further, connecting element described in every group includes connecting terminal and conductive copper sheet, and the conductive copper sheet is by plug division
It is made of one piece with clamping portion, the plug division sliding is connected to through mounting plate and with bus trunk body, the clamping portion
It is set up on the mounting plate；The connecting terminal is fixedly connected by bolt with the clamping portion, the clamping portion and lower casing
Spring is provided between body.
Further, the sky worn without accessory stays locking on position to be arranged with vacant protection on the bus trunk body
Shell is located at the bus trunk body integrally formed with clamping item and bracket on two groups of inner sidewalls of the vacant protective shell
The vacant protective shell of end is fixed with sealing plate on a side end face of side end.
The advantages and positive effects of the present invention are: the present invention is by connecting multiple groups rail mounted bus shell using centre
Connected components are connected to together, are then converted to various forms of feed-in dielectrics by power supply module independent in bus trunk body
The electric power to insulate on the conductive bar of package, the supply and transmission of Lai Shixian electric power；
Additionally by Power entry module lower case pressing buckle and upper housing on positive stop strip structure respectively with bus
Positive stop strip on the installation grooved rail of shell, which matches, to be fixed on Power entry module locking on any position of bus shell；In addition again
Power entry module and bus trunk body are electrically connected by the side pressure jack interface device being fixed in lower case.By with
Upper structure setting can realize Power entry module at an arbitrary position on grafting connection it is user-friendly.
By on Power entry module to jack interface, indicating lamp component, protective tube place position, phase modulation knob and protective tube with
And other assemblies are used cooperatively, it can be achieved that the electric power of diversified forms is fed out, while by the use of phase modulation knob can be real
Three or the output of individual event electric power are provided on an existing Power entry module simultaneously, while Power entry module also supports apolegamy switch, insurance also
Or the components such as power monitoring, realize flexible power supply and distribution function.
Detailed description of the invention
Fig. 1 is general structure schematic diagram of the invention.
Fig. 2 is the decomposition diagram of power supply module in the present invention.
Fig. 3 is the general structure schematic diagram of Power entry module in the present invention.
Fig. 4 is the general structure schematic diagram of lower case in Power entry module in the present invention.
Fig. 5 is the connection structure partial schematic diagram in the present invention between pressing buckle and bus shell.
Fig. 6 is the schematic diagram of internal structure of side pressure jack interface device in the present invention.
Fig. 7 is the general structure schematic diagram of connecting element in the present invention.
Fig. 8 is the inner connecting structure side view of median generatrix trunk body of the present invention.
Fig. 9 is the attachment structure schematic diagram in the present invention between conductive support and conductive connecting piece.
Figure 10 is the general structure schematic diagram of median generatrix trunk body of the present invention.
Figure 11 is the general structure schematic diagram of vacant protective shell in the present invention.
Figure 12 is the general structure schematic diagram of intermediate parting strips of the present invention.
In figure: bus trunk body 1, bus shell 11 install grooved rail 111, conductive bar 112, positive stop strip 113, insulating layer
114, convex block 115, intermediate connecting component 12, upper compression shell 120, lock-screw 121, conductive support 122, support base 123, instead
Screw 124, conductive connecting piece 125, buckle structure 126, power supply module 2, shell 21 of powering, air-break circuit-breaker 22, distribution mould
Block 3, Insurance Block 30, upper housing 31, lower case 32, phase modulation knob 33, protective tube place position 34, indicating lamp component 35, socket connects
Mouth 36, pressing buckle 37, mounting plate 38, connecting element 39, spring 391, connecting terminal 392, gag lever post 393, plug division 394,
Clamping portion 395, vacant protective shell 4 are clamped item 41, bracket 42, spacer bar 5, sealing plate 6.
Specific embodiment
In order to better understand the present invention, the present invention is further retouched with attached drawing combined with specific embodiments below
It states.
As shown in Fig. 1 to Figure 12, the distribution bus unit of modularization, rail mounted, including track formula bus trunk body
1, Power entry module 3, power supply module 2 and vacant protective shell 4, power supply module 2, Power entry module 3 and the equal locking card of vacant protective shell 4 are set
In on bus trunk body 1, and spacer bar 5, spacer bar 5 are folded between the power supply module 2, Power entry module 3 and vacant protective shell 4
It is arranged in the card slot of bus shell 11 by 115 structure of convex block of itself, is arranged by this and is fixed on spacer bar 5 in itself
On bus trunk body 1, spacer bar 5 is fixed between each group external connection module for filling the installation between any two groups of external connection modules
Gap guarantees the leakproofness of the inside of entire bus unit.
Bus trunk body 1 includes multiple groups rail mounted bus shell 11 and intermediate connecting component 12, and intermediate connecting component 12 is solid
Surely it is connected between two groups of bus shells 11,11 two sides of bus shell are provided with installation grooved rail 111, install the side of grooved rail 111
It is provided with multiple groups positive stop strip 113 on wall, grooved rail 111 and positive stop strip 113 are installed for bus trunk body 1 and other external moulds
Block carries out clamping installation, and positive stop strip 113, installation grooved rail 111 and bus shell 11 are integrally formed setting, put down inside bus shell 11
Row is equipped with multiple groups conductive bar 112.Conductive bar 112 penetrates in bus shell 11 together after being wrapped up by elastic insulated material.Insulation
Layer 114 is for carrying out insulation package and installing conductive bar 112 together to penetrate inside bus shell 11 conductive bar 112.
Intermediate connecting component 12 includes upper compression shell 120, conductive support 122, support base 123 and lock-screw 121, on
It compresses shell 120 and is instead pushed up by screw and is fixed in bus shell 11, the upper pressure of compression shell 120 is set on conductive support 122, conduction branch
Conductive connecting piece 125 is fixed with by buckle structure 126 in seat 122, and the conductive support 122 is sheathed in support base 123,
Support base 123 is arranged in bus shell 11, and lock-screw 121 is screwed on upper compression shell 120, and the lock-screw 121
End be in contact with 122 upper surface of conductive support.Upper compression shell 120 is instead fixed on bus shell in top by anti-screw 124
In body 11, then so that the end of lock-screw 121 is pressed down on conductive support 122 by screwing lock-screw 121, make conductive branch
Seat 122 is pressed in support base 123,125 meeting of conductive connecting piece being fixed in conductive support 122 by buckle structure 126
Press in realizing the conductive connection between two groups of bus trunk bodies 1 on the lateral surface of conductive bar 112.
Power supply module 2 is fixed to be arranged in 11 1 side end of bus shell, and power supply module 2 includes power supply shell 21, indicator light
Component 35 and air-break circuit-breaker 22, the arrangement of indicating lamp component 35 are installed on power supply shell 21, and indicating lamp component 35 and insurance
Silk is connected, and the arrangement of air-break circuit-breaker 22 is installed on bus shell 11, and shell 21 of powering is covered on air-break circuit-breaker 22, empty
The output end and conductive bar 112 of gas breaker 22 are electrically connected, respectively integrally formed with card on 21 two groups of inner sidewalls of shell of powering
Narrow bars and bracket, power supply shell 21 are matched with positive stop strip 113 by clamping item and are arranged on bus shell 11.Power supply shell
21 are fixed with sealing plate on a side end face of 1 end of bus trunk body.Sealing plate is used to carry out an end face of bus trunk body 1
Sealing, indicating lamp component 35 are the prior art, are the instruction component to be become one by LED light and button switch, indicator lamp groups
Part 35 is used for the working condition of display circuit, and LED light is extinguished after current overload safety silk fuses in circuit, and button switch is disconnected
It opens, button switch is resetted into LED light simultaneously after circuit rebuilds completion and changes to new fuse and is lighted.Air-break circuit-breaker 22 is used
In providing overcurrent protection for circuit, prevent circuit from the case where short circuit, overload and under-voltage occur.Power supply module 2 is used for
It is linked into inside bus trunk body 1 again then external power bus access is post-processed by power supply module 2 after, so that
Entire bus trunk body 1 charges, and the output end of power supply module 2 is connected to bus trunk body 1 with by intermediate connecting component 12
On conductive bar 112.
Power entry module 3 includes upper housing 31 and lower case 32, and upper housing 31 is fixed in lower case 32 by screw, upper casing
Successively arrangement includes jack interface 36, indicating lamp component 35, protective tube place position 34, phase modulation knob 33, Insurance Block 30 on body 31
And one or more kinds of combinations in protective tube；It is solid integrally formed with pressing buckle 37 and by buckle in lower case 32
Fixed side pressure jack interface device is respectively used to fixed Power entry module 3 and is connected to bus trunk body 1.It is each on Power entry module 3
The collocation of kind of accessory can arrange in pairs or groups installation according to specific power demand, to realize that the electric power of any electricity interface form is presented
Out.The existing interface form used has the Power entry module 3 of the interface forms such as C13, C19, international three holes, international five holes, USB, and
And it may be implemented on a Power entry module 3 while providing three, individual event of L1, L2, L3 or any one phase through the above arrangement
Electric power output, while also supporting the components such as apolegamy switch, insurance or power monitoring, realize flexible power supply and distribution function.
Side pressure jack interface device includes mounting plate 38 and several connecting elements 39, and mounting plate 38 and the buckle of lower case 32 connect
It connects, several connecting elements 39 are actively plugged on mounting plate 38.Side pressure jack interface device is for connecting inside bus trunk body 1
Conductive bar 112 by bus trunk body 1 electric power access Power entry module 3 inside, thus make Power entry module 3 charge, be convenient for its
He carries out grafting electricity consumption at equipment.
Every group of connecting element 39 includes connecting terminal 392 and conductive copper sheet, and conductive copper sheet is by plug division 394 and clamping portion
395 are made of one piece, and 394 locking of plug division is connected through mounting plate 38 and with the conductive bar 112 in bus trunk body 1
Logical, clamping portion 395 is set up on mounting plate 38；Connecting terminal 392 is fixedly connected by bolt with clamping portion 395, clamping portion 395
Spring 391 is provided between lower case 32.395 upper end of clamping portion is sheathed on limit integrally formed with gag lever post 393, spring 391
On the bar 393 of position.Spring 391 guarantees that it is contacted with the benign of conductive bar 112 for providing elastic force for conductive copper sheet.
Locking on position is stayed to be arranged with vacant protective shell 4, vacant protective shell 4 without the sky that accessory is worn on bus trunk body 1
Two groups of inner sidewalls on vacant protective shell 4 integrally formed with clamping item 41 and bracket 42, positioned at 1 end of bus trunk body
Sealing plate 6 is fixed on a side end face of side end.Vacant protective shell 4 be used for by bus shell 11 without any accessory module
Position be sealed protection, clamping item 41 is used to carry out wearing with bus shell 11 fixation, and bracket 42 is that sealing plate 6 is fixed
The installation place of screw when on vacant protective shell 4.
Staff's number that suitable bus shell 11 is selected according to be used the length in place of the invention first
Each group bus shell 11, is then attached using intermediate connecting component 12, bus trunk body 1 is passed through screw after the completion by amount
It is fixed at, external power bus is then accessed into power supply module 2, then be transported to electrical arrangement by power supply module 2
Inside bus trunk body 1, the conductive bar 112 inside bus trunk body 1 can be charged at this time, then consolidate each group Power entry module 3
Surely it is arranged in the position of any required electricity consumption on bus trunk body 1, then other positions without accessory module installation are arranged
Vacant protective shell 4, then between modules fixed intervals item 5 and at both ends fixing closing plate 6 by entire distribution bus unit into
Row seal protection can be used.
The embodiments of the present invention have been described in detail above, but content is only presently preferred embodiments of the present invention, cannot
It is believed to be used to limit the scope of the invention.All changes and improvements made in accordance with the scope of the present invention should all still return
Belong within this patent covering scope.
Claims (9)
1. the distribution bus unit of modularization, rail mounted, it is characterised in that: the distribution bus unit of the modularization, rail mounted
Including track formula bus trunk body (1), Power entry module (3), power supply module (2) and vacant protective shell (4), the power supply mould
Block (2), Power entry module (3) and vacant protective shell (4) locking are arranged on bus trunk body (1), and the power supply module (2),
It is folded between Power entry module (3) and vacant protective shell (4) spacer bar (5), the spacer bar (5) is arranged in bus trunk body
(1) on.
2. the distribution bus unit of modularization according to claim 1, rail mounted, it is characterised in that: the bus trunk
Body (1) includes multiple groups rail mounted bus shell (11) and intermediate connecting component (12), and the intermediate connecting component (12) is fixed to be connected
It is connected between two groups of bus shells (11), bus shell (11) two sides are provided with installation grooved rail (111), the mounting groove
It is provided on the side wall of rail (111) multiple groups positive stop strip (113), the positive stop strip (113), installation grooved rail (111) and bus shell
(11) it is integrally formed setting, bus shell (11) interior parallel is equipped with multiple groups conductive bar (112).
3. the distribution bus unit of modularization according to claim 2, rail mounted, it is characterised in that: the intermediate connection
Component (12) includes upper compression shell (120), conductive support (122), support base (123) and lock-screw (121), the upper pressure
Tight shell (120) is fixedly installed in bus shell (11), and upper compression shell (120) pressure is set on conductive support (122), described
It is fixed with conductive connecting piece (125) in conductive support (122), and the conductive support (122) is sheathed on support base (123),
The support base (123) is arranged in bus shell (11), and the lock-screw (121) screws on upper compression shell (120),
And the end of the lock-screw (121) is in contact with conductive support (122) upper surface.
4. the distribution bus unit of modularization according to claim 3, rail mounted, it is characterised in that: the power supply module
(2) fixed to be arranged in (11) one side end of bus shell, the power supply module (2) includes power supply shell (21), indicating lamp component
(35) it is installed in power supply shell (21) with air-break circuit-breaker (22), indicating lamp component (35) arrangement, the air break
Device (22) is installed on bus shell, and the output end of (11) described air-break circuit-breaker (22) and conductive bar (112) are electrically connected, institute
It states on power supply (21) two groups of inner sidewalls of shell respectively integrally formed with clamping item (41) and bracket (42), the power supply shell
(21) it is matched and is arranged on bus shell (11) with positive stop strip (113) by clamping item.
5. the distribution bus unit of modularization according to claim 4, rail mounted, it is characterised in that: the power supply shell
(21) sealing plate (6) are fixed on a side end face of bus trunk body (1) end.
6. the distribution bus unit of modularization according to claim 1, rail mounted, it is characterised in that: the Power entry module
(3) include upper housing (31) and lower case (32), the upper housing (31) is fixedly installed on the lower case (32), it is described on
Successively arrangement includes jack interface (36), indicating lamp component (35), protective tube place position (34), phase modulation knob on shell (31)
(33) and one or more kinds of combinations in protective tube；The lower case (32) is equipped with pressing buckle (37) and side pressure is inserted
Seat interface arrangement is respectively used to fixed Power entry module (3) and is connected to bus trunk body (1).
7. the distribution bus unit of modularization according to claim 6, rail mounted, it is characterised in that: the side pressure socket
Interface arrangement includes mounting plate (38) and several connecting elements (39), and the mounting plate (38) snaps connection with lower case (32),
Several connecting elements (39) are actively plugged on the mounting plate (38).
8. the distribution bus unit of modularization according to claim 7, rail mounted, it is characterised in that: grafting described in every group
Component (39) includes connecting terminal (392) and conductive copper sheet, and the conductive copper sheet is by plug division (394) and clamping portion (395) one
Body formed to form, plug division (394) sliding is connected to through mounting plate (38) and with bus trunk body (1), the clamping
Portion (395) is set up on the mounting plate (38)；The connecting terminal (392) is fixed by bolt and the clamping portion (395)
Connection, is provided with spring (391) between the clamping portion (395) and lower case (32).
9. the distribution bus unit of modularization according to claim 1, rail mounted, it is characterised in that: the bus trunk
The sky worn on body (1) without accessory stays locking on position to be arranged with vacant protective shell (4), and the two of the vacant protective shell (4)
It is located at the vacant of bus trunk body (1) end integrally formed with clamping item (41) and bracket (42) on group inner sidewall
Protective shell (4) is fixed with sealing plate (6) on a side end face of side end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910262031.7A CN109818261B (en) | 2019-04-02 | 2019-04-02 | Modular, rail-mounted power distribution busbar unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910262031.7A CN109818261B (en) | 2019-04-02 | 2019-04-02 | Modular, rail-mounted power distribution busbar unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109818261A true CN109818261A (en) | 2019-05-28 |
| CN109818261B CN109818261B (en) | 2024-03-01 |
Family
ID=66611284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910262031.7A Active CN109818261B (en) | 2019-04-02 | 2019-04-02 | Modular, rail-mounted power distribution busbar unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109818261B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112072372A (en) * | 2020-08-12 | 2020-12-11 | 突破电气（天津）有限公司 | Bus type PDU |
| CN112670857A (en) * | 2020-12-30 | 2021-04-16 | 天津泰恒电气科技有限公司 | Electric power distribution cabinet |
| CN113194568A (en) * | 2020-01-14 | 2021-07-30 | 惠州市西顿工业发展有限公司 | Embedded plug-in driving device for linear lighting system |
| WO2023040574A1 (en) * | 2021-09-14 | 2023-03-23 | 北京比特大陆科技有限公司 | Power distribution unit and shelf system |
| CN118630502A (en) * | 2024-08-12 | 2024-09-10 | 江苏长河电子有限公司 | Electronic connector |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113194568A (en) * | 2020-01-14 | 2021-07-30 | 惠州市西顿工业发展有限公司 | Embedded plug-in driving device for linear lighting system |
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| CN112670857A (en) * | 2020-12-30 | 2021-04-16 | 天津泰恒电气科技有限公司 | Electric power distribution cabinet |
| WO2023040574A1 (en) * | 2021-09-14 | 2023-03-23 | 北京比特大陆科技有限公司 | Power distribution unit and shelf system |
| CN118630502A (en) * | 2024-08-12 | 2024-09-10 | 江苏长河电子有限公司 | Electronic connector |
| CN118630502B (en) * | 2024-08-12 | 2024-10-22 | 江苏长河电子有限公司 | Electronic connector |
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| Publication number | Publication date |
|---|---|
| CN109818261B (en) | 2024-03-01 |
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