CN206451986U - It is easy to the power distribution automation station institute terminal of wiring - Google Patents
It is easy to the power distribution automation station institute terminal of wiring Download PDFInfo
- Publication number
- CN206451986U CN206451986U CN201621380734.8U CN201621380734U CN206451986U CN 206451986 U CN206451986 U CN 206451986U CN 201621380734 U CN201621380734 U CN 201621380734U CN 206451986 U CN206451986 U CN 206451986U
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- CN
- China
- Prior art keywords
- aviation socket
- power distribution
- terminal
- distribution automation
- station institute
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
Abstract
The power distribution automation station institute terminal of the present utility model for being easy to wiring, including cabinet, key control unit, guide tracked connecting terminal block, aviation socket；Aviation socket is arranged on cabinet, is transferred between aviation socket and key control unit by guide tracked connecting terminal block, is electrically connected between aviation socket and guide tracked connecting terminal block, is electrically connected between key control unit and guide tracked connecting terminal block；It is characterized in that：Power distribution automation station institute's terminal passes through the current sample cable outside aviation socket connection, remote signalling cable and remote control cable.The power distribution automation station institute terminal, external power equipment is connected by aviation socket, can realize fast wiring, and the aviation socket of different core numbers has Anti-misplug function；The wiring error of old-fashioned station institute terminal is avoided to cause equipment to damage to involve the safe operation of power network；Fast Installation can also reduce the labor intensity of a line workmen and the requirement to professional standards.
Description
【Technical field】
The utility model is related to electrical equipment technical field, and in particular to a kind of power distribution automation station institute terminal.
【Background technology】
Due to the fast development of intelligent distribution network, the occupation rate in market is constantly lifted, it is meant that the power distribution automation of application
Terminal device is more and more, in distribution network construction engineering, and each ring main unit of power distribution network or feeder line outlet are required for distribution certainly
Three distant signal circuits are all direct using solid conductor between dynamicization terminal, station institute's terminal in the market and switch cubicle 200
In the terminal block of point-to-point access terminal equipment, if a station terminal needs to control six switch cubicles 200, the He of switch cubicle 200
The wiring wire of 200 or so is needed between institute's terminal of standing, takes very big, construction manpower is costly, and such as station institute terminal goes out event
Barrier, being taken out stitches when maintenance loop or more exchange device, it is longer all to take, and causes power off time longer, economic loss is bigger.And require
Maintenance personal is to have received strict professional training, causes to build maintenance cost raising indirectly.
【The content of the invention】
In order to solve the above problems, the utility model provides a kind of power distribution automation station institute terminal for being easy to wiring.
The utility model adopts the following technical scheme that construction is easy to the power distribution automation station institute terminal of wiring, including cabinet,
Key control unit, guide tracked connecting terminal block, aviation socket；Aviation socket is arranged on cabinet, aviation socket and core control
Transferred, be electrically connected between aviation socket and guide tracked connecting terminal block, core by guide tracked connecting terminal block between unit processed
It is electrically connected between heart control unit and guide tracked connecting terminal block；It is characterized in that：Power distribution automation station institute's terminal passes through boat
Current sample cable outside dummy receptacle connection, remote signalling cable and remote control cable.
It is preferred that, the aviation socket is arranged on the left side and/or right side of cabinet.
It is preferred that, the electric current common port of the guide tracked terminal block passes through short circuit piece short circuit.
It is preferred that, the current sample cable outside the connection, the aviation socket core number of remote signalling cable and remote control cable that
This is different.
It is preferred that, the current sample cable other end being connected with distribution power automation terminal is connected with switch cubicle, on switch cubicle
Aviation socket include located at its internal jack contact and anti-open circuit set；The aviation socket is not connected to current sample electricity
During cable, the jack contact is connected by anti-open circuit set.
It is preferred that, jack contact and the anti-open circuit set are disposed in the aviation socket on the switch cubicle；
The aviation plug of the current sample cable of the connection power distribution automation station institute end side includes contact pin and push rod, the contact pin and
Push rod is disposed in the aviation plug；The relative position of the contact pin and the relative position of the jack contact are relative
Should, the relative position of the push rod is corresponding with the relative position of the anti-open circuit set；Anti- open circuit set includes spring and connect
Contact block；When the aviation socket and aviation plug disconnect, described contact block one end is connected on spring, and the other end is connected to adjacent
The jack contact on；During aviation socket and the aviation plug connection, contact pin and jack contact contact, push rod are promoted
The contact block causes contact block to be separated with the jack contact.
It is preferred that, folding face is provided with the middle part of the jack contact, the outside one end of the contact block is connected to adjacent two
On the folding face of jack contact.
Advantageous effects of the present utility model are：Power distribution automation station institute of the present utility model terminal, is inserted by aviation
Seat connection external power equipment, can realize fast wiring, and the aviation socket of different core numbers has Anti-misplug function；Avoid old-fashioned
The wiring error for institute's terminal of standing causes equipment to damage to involve the safe operation of power network；Fast Installation can also reduce line construction
The labor intensity of personnel and the requirement to professional standards.
Aviation socket is arranged on the both sides of station institute terminal, facilitates outlet, reduces station institute's terminal-pair fabricating yard and requires, special
It is not the station institute terminal that console mode is installed；Old-fashioned station institute's terminal is from cabling in the raised floor, the duct that specially built in construction
Groove, higher to site requirements, the utility model only needs to fix rack in itself, and cloth can be completed without special groove is needed
Line.Lower fabricating yard to require, reduction fabricating yard construction cost and its shortening engineering time.
(remote measurement) aviation plug of current sample has anti-function of open, in the current sample cable being connected with switch cubicle
Aviation plug is left after aviation socket, all pin automatic short-circuits of plug, and a CT of effectively protection sample rate current is not damaged by,
Ensure the security of product.
【Brief description of the drawings】
The front schematic view of the power distribution automation station institute terminal for being easy to wiring in Fig. 1 embodiments one；
The leftschematic diagram of the power distribution automation station institute terminal for being easy to wiring in Fig. 2 embodiments one；
The interior layout figure of the power distribution automation station institute terminal for being easy to wiring in Fig. 3 embodiments one；
It is easy to power distribution automation station institute's terminal of wiring and the connection diagram of switch cubicle in Fig. 4 embodiments one；
The solid of one angle of aviation socket of the power distribution automation station institute terminal for being easy to wiring in Fig. 5 embodiments one is shown
It is intended to；
The section of one angle of aviation socket of the power distribution automation station institute terminal for being easy to wiring in Fig. 6 embodiments one shows
It is intended to；
The aviation plug one that the aviation socket of power distribution automation station institute terminal in Fig. 7 embodiments one with being easy to wiring is matched
The schematic perspective view of individual angle；
The aviation plug one that the aviation socket of power distribution automation station institute terminal in Fig. 8 embodiments one with being easy to wiring is matched
The diagrammatic cross-section of individual angle；
The aviation socket of power distribution automation station institute terminal of the aviation plug with being easy to wiring is matched in Fig. 9 embodiments one one
The diagrammatic cross-section of individual angle.
【Embodiment】
In order that the technical scheme and technique effect of this patent are clearer, with reference to the accompanying drawings and examples to this patent
Embodiment be described in detail.
Embodiment one：
The power distribution automation station institute terminal 100 for being easy to wiring in such as Fig. 1 to Fig. 3, the present embodiment, including cabinet 1, core
Control unit 2, guide tracked connecting terminal block 3, aviation socket 4.
Aviation socket 4 is arranged on the left side and/or right side of cabinet 1.The station institute terminal of cabling in the raised floor, constructs in the prior art
When need it is special line trenches are set, higher to site requirements, and the power distribution automation station institute terminal in the present embodiment, outlet is convenient
And reduce requirement to fabricating yard, easy construction.
Transferred between aviation socket 4 and key control unit 2 by guide tracked connecting terminal block 3, guide tracked binding post
Arranging 3 Shang Mei roads inlet wire current common ports can be by short circuit piece short circuit.Guide tracked 3 points of connecting terminal block is remote measurement terminal block
31st, remote signalling terminal block 32 and remote control terminal row 33.Key control unit 2 is monitored in real time in cabinet 1 by remote measurement analog quantity
Whether voltage, the electric current of power distribution network are normal, by the real-time pilot switch cabinet 200 of the signal of communication of sampling switch cabinet 200 once
Switch point/closing position and state, and (do not drawn by Ethernet or each parameter of GPRS network upload to backstage main website in real time
Go out), according to power network needs, main website can be by the separating brake or combined floodgate that are switched on remote control switch cubicle 200.During production, need
The wiring of the various signal circuits arrived into aviation socket 4 between key control unit 2.
Such as Fig. 4, the signal between power distribution automation station institute end 100 and switch cubicle 200 passes through the cable with aviation plug
Transmission；Such as current signal (telemetered signal) is transmitted by six core current sample cables 5, and remote signals pass through ten core remote signalling cables 7
Transmission, remote signal is transmitted by five core remote control cables 6；Remote signalling No. three are by the airborne vehicle cable of different size, with anti-plug
Wrong function, for example, remote control cable 6 can not be connected with remote measurement aviation socket.
The connector at the two ends of six core current sample cable 5 is aviation plug, and the pin of two ends plug is corresponded, pin 1
Remote signals to the correspondence switch cubicle 200 of pin 6 are defined as：" A phase currents Ia+ ", " A phase currents Ia- ", " zero-sequence current I0
+ ", " zero-sequence current I0- ", " C phase currents Ic+ ", " C phase currents Ic- ".CT in switch cubicle 200 has A phases CT, B phase CT, C phase
CT and zero sequence CT, Ia+/Ia- are respectively A phases CT positive/negative electric current, and Ib+/Ib- is respectively B phases CT positive/negative electric current, Ic
+/Ic- is respectively C phases CT positive/negative electric current, and I0+/I0- is respectively zero sequence CT positive/negative electric current.Six core current samples
The definition of the pin of cable 5 can be according to the configuration requirement of switch cubicle 200, and B phase currents of sampling replace zero-sequence current.Six core current samples electricity
The aviation plug of the side of the connection power distribution automation of cable 5 station institute terminal 100 is the aviation socket on anti-open circuit aviation plug, cabinet 101
104 aviation sockets for not possessing on anti-function of open, but switch cubicle 200 are anti-open circuit aviation socket 4.Six core current samples electricity
Any one end aviation plug of cable 5 and aviation socket disconnect, and the current sampling circuit of the side of switch cubicle 200 is all short circuit, prevents one
Secondary CT wire of output terminal, which disconnects the open-circuit voltage produced, to be caused electric leakage accident or damages CT.
The connector at the two ends of five core remote control cable 6 is aviation plug, and the pin of two ends plug is corresponded, pin 1 to pipe
The remote signals of the correspondence switch cubicle 200 of pin 5 are defined as：" remote circuit is just ", " remote circuit is born ", " remote control combined floodgate ", " remote control point
Lock " and " remote control common port ".
The connector at the two ends of ten core remote signalling cable 7 is aviation plug, and the pin of two ends plug is corresponded, pin 1 to pipe
The remote signals of the correspondence switch cubicle 200 of pin 6 are defined as：" switch point ", " switch is closed ", " cutter position ", " a distant place/with regard to status
Put ", " air pressure alarm " and " remote signalling common port ", remaining four pins are that reserved subsequent expansion is used.
The quantity of switch cubicle 200 that one power distribution automation station institute terminal can be controlled, can be according to the switch cubicle of power distribution network
200 or the number of, lines of power distribution room determine, then need to only increase aviation socket 4 on guide tracked connecting terminal block 3, cabinet 1
With the quantity of aviation plug cable, scalability is good.When constructing at the scene, it need to only be matched somebody with somebody with the cable connection with aviation plug
Electric automation station institute's terminal and switch cubicle 200, efficient and convenient, time saving cost-saving.Power distribution automation station institute's terminal and switch cubicle 200
During combined debugging, remote signalling and remote measurement letter can be disconnected by the guide tracked connecting terminal block 3 of power distribution automation station institute terminal inner
Number, flexibly quickly to check whether the electrical connection in each loop is correct；Power distribution automation station institute's terminal and external electrical loop
Connected by aerospace connectors, substantially increase the grade that discharges water of station institute terminal, open air is in use, safe and reliable.
Such as Fig. 5 and Fig. 6, the front that P directions in Fig. 7 are aviation socket 4 on distribution power automation terminal cabinet 1 is defined, above
The six core current sample cables 5 mentioned possess anti-function of open, and the aviation socket 4 matched with its aviation plug 8 includes socket shell
Body 41, female receptacle 42, female receptacle pressing plate 43, jack contact 44 and anti-open circuit set 45.Female receptacle 42 and female receptacle pressing plate 43
After engaging in Socket casing 41, jack accommodating cavity 46 and anti-open circuit set accommodating cavity 47, jack accommodating cavity 46 are axially formed
It is arranged at intervals with anti-open circuit set accommodating cavity 47, jack contact 44 is in jack accommodating cavity 46.Anti- open circuit set 45 is located at
In anti-open circuit set accommodating cavity 47, it includes spring 451 and contact block 452；Spring 451 and contact block 452 are from inside to outside successively
In anti-open circuit set accommodating cavity 47, and spring 451 is spacing by the end of anti-open circuit accommodating cavity.The middle part of jack contact 44 is set
There is folding face 441, the one end of contact block 452 is connected on spring 451, and other end is connected to its both sides jack contact 44
On folding face 441 so that each jack contact 44 communicates with each other.The front end of jack contact 44 is contacted with following contact pins 84, rear end
Fixed wire.
Such as Fig. 7 and Fig. 8, aviation plug 8 includes plug casing 81, Plug pin patch bay 82, push rod 83 and contact pin 84.Plug pin patch bay 82
In plug casing 81, Plug pin patch bay 82 is axially arranged with contact pin 84, and push rod 83 is provided between two successive pins 84.The phase of contact pin 84
Relative position to position and jack contact 44 is corresponded, a pair of the position 1 of the relative position of push rod 83 and contact block 452
Should；And the contact pin 84 can be inserted and is interference fitted in jack contact 44 with it, push rod 83 can insert anti-open circuit accommodating cavity and be inscribed
Further compression spring 451 behind the end of contact block 452 is touched, so that contact block 452 departs from the folding face of jack contact 44 of both sides
441。
6 core aviation sockets 4 and aviation plug 8, the uniform intervals on the circumference around axle center of aviation socket 4 are inserted provided with 6
Anti- open circuit accommodating cavity 45 uniform intervals of hole accommodating cavity 46,6 are located between 2 adjacent jack accommodating cavities 46；And with aviation socket 4
Corresponding is that uniform intervals are located at 2 provided with 6 contact pins, 84,6 uniform intervals of push rod 83 on circumference around the axle center of aviation plug 8
Between adjacent contact pin 84.Contact block 452 is made of conductive material, and push rod 83 is made of non-conducting material.
The operation principle of the six anti-open circuits of core current sample cable is as follows in the present embodiment：Such as Fig. 9, by an anti-open circuit cable
Aviation plug 8 and anti-open circuit aviation socket 4 plug together, the jack contact in the contact pin 84 on aviation plug 8 and aviation socket 41
Part 44 is contacted, and push rod 83 enters in anti-open circuit set accommodating cavity 47, and is contacted contact block 452 and then inwardly promoted contact block 452,
Spring 451 is compressed, and contact block 452 departs from jack contact 44 so that each road contact pin 84 and aviation socket 4 are individually connected, real
The function that existing signal is individually transmitted；After aviation socket 4 and aviation plug 8 are separated, contact pin 84 and aviation socket on aviation plug 8
Jack contact 44 in 4 departs from, and signal transmission is disconnected, and contact block 452 is moved out directly in the presence of the restoring force of spring 451
To the folding face 441 for touching jack contact 44, each contact block 452 connects adjacent jack contact 44, therefore whole
The jack contact 44 of individual aviation socket 4 all communicates with each other.Therefore the aviation socket 4 and aviation plug 8 can be realized in connection
Signal normal transmission, upon opening, can avoid the open-circuit voltage of bis- output ends of CT, safe and reliable.
The preferred embodiment of this patent is the foregoing is only, this patent is not limited to, for the skill of this area
For art personnel, this patent can have various modifications and variations.It is all within the spirit and principle of this patent, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included within the protection domain of this patent.
Claims (7)
1. it is easy to the power distribution automation station institute terminal of wiring, including cabinet, key control unit, guide tracked connecting terminal block, boat
Dummy receptacle；Aviation socket is arranged on cabinet, is turned between aviation socket and key control unit by guide tracked connecting terminal block
Connect, be electrically connected between aviation socket and guide tracked connecting terminal block, between key control unit and guide tracked connecting terminal block
Electrical connection；It is characterized in that：Power distribution automation station institute's terminal passes through the current sample cable outside aviation socket connection, remote signalling
Cable and remote control cable.
2. the power distribution automation station institute terminal as claimed in claim 1 for being easy to wiring, it is characterised in that：The aviation socket peace
Mounted in the left side and/or right side of cabinet.
3. the power distribution automation station institute terminal as claimed in claim 1 for being easy to wiring, it is characterised in that：The guide tracked terminal
The electric current common port of row passes through short circuit piece short circuit.
4. the power distribution automation station institute terminal for being easy to wiring as described in claims 1 to 3 is any, it is characterised in that：The company
The current sample cable of outside is connect, the aviation socket core number of remote signalling cable and remote control cable is different from each other.
5. the power distribution automation station institute terminal for being easy to wiring as described in claim 1 or 2, it is characterised in that：With distribution certainly
The current sample cable other end of dynamicization terminal connection is connected with switch cubicle, and the aviation socket on switch cubicle is included inside it
Jack contact and anti-open circuit set；When the aviation socket is not connected to current sample cable, the jack contact passes through
Anti- open circuit set connection.
6. the power distribution automation station institute terminal as claimed in claim 5 for being easy to wiring, it is characterised in that：Jack contact and institute
State in the aviation socket that anti-open circuit set is disposed on the switch cubicle；
The aviation plug of the current sample cable of the connection power distribution automation station institute end side includes contact pin and push rod, described to insert
Pin and push rod are disposed in the aviation plug；
The relative position of the contact pin is corresponding with the relative position of the jack contact, the relative position of the push rod and institute
The relative position for stating anti-open circuit set is corresponding；
Anti- open circuit set includes spring and contact block；When the aviation socket and aviation plug disconnect, described contact block one end is supported
It is connected on spring, the other end is connected on the adjacent jack contact；During aviation socket and the aviation plug connection, insert
Pin and jack contact contact, push rod promote the contact block that contact block is separated with the jack contact.
7. the power distribution automation station institute terminal as claimed in claim 6 for being easy to wiring, it is characterised in that：The jack contact
Middle part is provided with folding face, and the outside one end of the contact block is connected on the folding face of two adjacent jack contacts.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620767451 | 2016-07-20 | ||
| CN2016207674512 | 2016-07-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206451986U true CN206451986U (en) | 2017-08-29 |
Family
ID=59672876
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621380734.8U Active CN206451986U (en) | 2016-07-20 | 2016-12-15 | It is easy to the power distribution automation station institute terminal of wiring |
| CN201720085603.5U Active CN206685630U (en) | 2016-07-20 | 2017-01-23 | Be easy to wiring matches somebody with somebody electrochemical systems |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720085603.5U Active CN206685630U (en) | 2016-07-20 | 2017-01-23 | Be easy to wiring matches somebody with somebody electrochemical systems |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN206451986U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107976596A (en) * | 2017-11-27 | 2018-05-01 | 国网山东省电力公司聊城供电公司 | A kind of distribution power automation terminal experimental rig and its method of work |
| CN108565695A (en) * | 2018-05-31 | 2018-09-21 | 长春职业技术学院 | A kind of laboratory electrical cabinet |
| CN109968319A (en) * | 2017-12-28 | 2019-07-05 | 国网山东省电力公司电力科学研究院 | A kind of robot vision identifying system and method for plug wire |
| CN111541165A (en) * | 2020-05-11 | 2020-08-14 | 吉林盛辉电气有限公司 | Wiring-free distribution box |
| CN113036632A (en) * | 2021-03-22 | 2021-06-25 | 贵州电网有限责任公司 | Interface distribution control box is convenient for connect |
| CN114352595A (en) * | 2022-01-07 | 2022-04-15 | 上昇智能科技(上海)有限公司 | Elevator hydraulic control cabinet |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108711693A (en) * | 2018-06-08 | 2018-10-26 | 苏州迈德焊接科技有限公司 | Integrated intelligent communicates aviation plug |
| CN110071406B (en) * | 2019-03-27 | 2020-11-10 | 北京国电富通科技发展有限责任公司 | Distribution network electrified automatic wiring tool set and robot |
| CN111446643B (en) * | 2020-04-16 | 2021-10-15 | 广东万业电力消防工程有限公司 | Power distribution system |
| CN111769445B (en) * | 2020-04-28 | 2022-12-13 | 天津平高智能电气有限公司 | Ring main unit and ring main unit |
| CN112333945A (en) * | 2020-10-29 | 2021-02-05 | 通号城市轨道交通技术有限公司 | Method for connecting cabinets |
-
2016
- 2016-12-15 CN CN201621380734.8U patent/CN206451986U/en active Active
-
2017
- 2017-01-23 CN CN201720085603.5U patent/CN206685630U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107976596A (en) * | 2017-11-27 | 2018-05-01 | 国网山东省电力公司聊城供电公司 | A kind of distribution power automation terminal experimental rig and its method of work |
| CN109968319A (en) * | 2017-12-28 | 2019-07-05 | 国网山东省电力公司电力科学研究院 | A kind of robot vision identifying system and method for plug wire |
| CN108565695A (en) * | 2018-05-31 | 2018-09-21 | 长春职业技术学院 | A kind of laboratory electrical cabinet |
| CN111541165A (en) * | 2020-05-11 | 2020-08-14 | 吉林盛辉电气有限公司 | Wiring-free distribution box |
| CN113036632A (en) * | 2021-03-22 | 2021-06-25 | 贵州电网有限责任公司 | Interface distribution control box is convenient for connect |
| CN114352595A (en) * | 2022-01-07 | 2022-04-15 | 上昇智能科技(上海)有限公司 | Elevator hydraulic control cabinet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN206685630U (en) | 2017-11-28 |
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