CN109188634A - Terminal accesses net cage - Google Patents

Terminal accesses net cage Download PDF

Info

Publication number
CN109188634A
CN109188634A CN201811271616.7A CN201811271616A CN109188634A CN 109188634 A CN109188634 A CN 109188634A CN 201811271616 A CN201811271616 A CN 201811271616A CN 109188634 A CN109188634 A CN 109188634A
Authority
CN
China
Prior art keywords
cabinet
chamber door
terminal
fixedly installed
equipment area
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201811271616.7A
Other languages
Chinese (zh)
Other versions
CN109188634B (en
Inventor
尼加提·帕尔哈提
张维忠
魏继俊
张帆
张志军
李新华
朱咏明
顾焕之
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changji Power Supply Co Of Xinjiang Power Co Ltd
State Grid Corp of China SGCC
Original Assignee
Changji Power Supply Co Of Xinjiang Power Co Ltd
State Grid Corp of China SGCC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Changji Power Supply Co Of Xinjiang Power Co Ltd, State Grid Corp of China SGCC filed Critical Changji Power Supply Co Of Xinjiang Power Co Ltd
Priority to CN201811271616.7A priority Critical patent/CN109188634B/en
Publication of CN109188634A publication Critical patent/CN109188634A/en
Application granted granted Critical
Publication of CN109188634B publication Critical patent/CN109188634B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4439Auxiliary devices
    • G02B6/444Systems or boxes with surplus lengths
    • G02B6/4441Boxes
    • G02B6/4446Cable boxes, e.g. splicing boxes with two or more multi fibre cables
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00Casings, cabinets or drawers for electric apparatus
    • H05K5/02Details
    • H05K5/0217Mechanical details of casings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Casings For Electric Apparatus (AREA)
  • Structure Of Telephone Exchanges (AREA)

Abstract

The present invention relates to high-tension line terminals to access net cage technique field, it is a kind of terminal access net cage, it includes cabinet, hanging ring is fixedly installed in top of the box, chamber door is installed in cabinet front, at least two fixinig plates are fixedly installed on rear side of cabinet, at least three optical cable threading holes are equipped in the bottom of box, disk fibre unit is fixedly installed in the inside sidewalls of cabinet, the first partition that cabinet is divided into subscriber terminal equipment area and communication equipment area is fixedly installed in the middle part of box inside, the first threading hole is equipped in first partition, subscriber terminal equipment is fixedly installed in subscriber terminal equipment area.Structure of the invention reasonable employment is convenient, makes to communicate cabinet and terminal box body is integrated in a cabinet, improve the convenience of transport, improve the convenience of operation maintenance personnel operation, it improves work efficiency, avoids that connecting line is exposed outside the enclosure, effectively increase the safety of terminal access network equipment.

Description

Terminal accesses net cage
Technical field
The present invention relates to high-tension line terminals to access net cage technique field, is a kind of terminal access net cage.
Background technique
It is practically applicable to terminal on 10kV and Above Transmission Lines column at present and accesses net cage body, in route of 10kV or more, leads to Mailbox body often takes design alone with terminal box body, makes alone, installs alone.In this case, between two tanks For connecting line frequently with exposed, half exposed mounting process, this not only causes some potential safety problems, also increases and easily breaks down Point, power supply reliability is had an impact.Secondly, distance is remote between communication cabinet and terminal box body, to the day of operation maintenance personnel Often operation even troubleshooting period causes biggish inconvenience, the operation being not easy between two tanks.
Summary of the invention
The present invention provides a kind of terminals to access net cage, overcomes the defects of the prior art, and can effectively solve existing There is the existing communication cabinet of terminal access network device to separate with terminal box body to make alone, causes the connecting line between two tanks naked Dew easily breaks down and operation maintenance personnel operates constant problem.
The technical scheme is that realized by following measures: a kind of terminal access net cage, including cabinet, in case It is fixedly installed with hanging ring at the top of body, chamber door is installed in cabinet front, it is fixed that at least two are fixedly installed on rear side of cabinet Piece is equipped at least three optical cable threading holes in the bottom of box, disk fibre unit is fixedly installed in the inside sidewalls of cabinet, in cabinet Middle inside is fixedly installed with the first partition that cabinet is divided into subscriber terminal equipment area and communication equipment area, in first partition Equipped with the first threading hole, it is fixedly installed with subscriber terminal equipment in subscriber terminal equipment area, in communication equipment Communication equipment is fixedly installed in area.
Here is the further optimization and/or improvements to invention technology described above scheme:
Above-mentioned subscriber terminal equipment may include heating plate, double cross stream input switch, battery, power module, capacitor, control By, lightning-protection module and guide rail, heating plate, double cross stream input switch, battery, power module, capacitor, control for device, macrocircuit Device, macrocircuit are fixedly mounted on inside subscriber terminal equipment area by, lightning-protection module and guide rail.
Above-mentioned communication equipment may include that fibre distribution frame, communication terminal ONU and optical splitter, fibre distribution frame are fixedly mounted on The lower part in communication equipment area, is fixedly installed with pallet on the cabinet on fibre distribution frame top, and communication terminal ONU and optical splitter are solid Dingan County is on pallet.
The above-mentioned lower part in communication equipment area can be fixedly installed with second partition, and the second threading hole is equipped on second partition With third threading hole, fibre distribution frame is fixedly mounted on second partition;Or/and ONU can be fixedly installed on the pallet Bracket has interval between ONU bracket and pallet, optical splitter is fixedly mounted on the pallet of ONU frame bottom, communication terminal ONU It is fixedly mounted on ONU bracket.
There can be angle between above-mentioned ONU bracket and pallet, angle can be 40 degree to 50 degree.
Spacing between above-mentioned second partition and the bottom of box can be 4 centimetres to 6 centimetres.
It is above-mentioned to may also include aviation plug fixed plate, cable threading hole is equipped in aviation plug fixed plate, in the case The bottom of body is equipped with mounting groove, and aviation plug fixed plate is fixedly mounted in mounting groove.
It is above-mentioned to may also include subscriber terminal equipment area chamber door, communication equipment area chamber door and at least two optical cable fixing pieces, it uses Family terminal device area chamber door is mounted on the inside of chamber door and on front side of subscriber terminal equipment area, and communication equipment area chamber door is mounted in chamber door On front side of side and communication equipment area, optical cable fixing piece is fixedly mounted on the outside of the bottom of box, and is located at optical cable threading hole Two sides.
Structure of the invention is reasonable and compact, easy to use, by first partition by cabinet be divided into subscriber terminal equipment area and Family terminal device is fixedly mounted in subscriber terminal equipment area by communication equipment area, and communication equipment is fixedly mounted on communication and is set It in preparation area, changes and communication cabinet is separated into the traditional fabrication mode made alone with terminal box body, make to communicate cabinet and terminal Cabinet is integrated in a cabinet, improves the convenience of transport, is improved the convenience of operation maintenance personnel operation, is improved O&M The working efficiency of personnel, while when subscriber terminal equipment and communication equipment are attached, connecting line can be not naked in cabinet Dew outside the enclosure, effectively increases the safety of terminal access network equipment, improves the power supply reliability of power grid, reduce terminal Failure rate;By being fixedly mounted on the disk fibre unit of box inside, the connecting line of additional length can be snarled, convenient for the whole of connecting line Reason.
Detailed description of the invention
Attached drawing 1 is the schematic view of the front view of preferred embodiment.
Attached drawing 2 is the structural schematic diagram in attached drawing 1 at A-A.
Coding in attached drawing is respectively as follows: 1 for cabinet, and 2 be hanging ring, and 3 be fixinig plate, and 4 be optical cable threading hole, 5 for first every Plate, 6 be family terminal device area, and 7 be communication equipment area, and 8 be heating plate, and 9 input switch for double cross stream, and 10 be battery, 11 It is capacitor for power module, 12,13 be controller, and 14 be macrocircuit by 15 be lightning-protection module, and 16 be guide rail, and 17 match for optical fiber Coil holder, 18 be communication terminal ONU, and 19 be pallet, and 20 be second partition, and 21 be ONU bracket, and 22 be aviation plug fixed plate, 23 It is optical cable fixing piece for cable threading hole, 24,25 be rigid staybolt, and 26 be fixed angles.
Specific embodiment
The present invention is not limited by the following examples, can determine according to the technique and scheme of the present invention with actual conditions specific Embodiment.
In the present invention, for ease of description, the description of the relative positional relationship of each component is according to Figure of description 1 Butut mode be described, such as: front, rear, top, and bottom, left and right positional relationship be the Butut according to Figure of description Direction determines.
Below with reference to examples and drawings, the invention will be further described:
As shown in attached drawing 1,2, which accesses net cage, including cabinet 1, hanging ring 2 is fixedly installed at the top of cabinet 1, in cabinet 1 Installed in front has chamber door, is fixedly installed at least two fixinig plates 3 in the rear side of cabinet 1, is equipped at least three in 1 bottom of cabinet Optical cable threading hole 4 is fixedly installed with disk fibre unit in the inside sidewalls of cabinet 1, is fixedly installed in 1 middle inside of cabinet by case Body 1 divides the first partition 5 for subscriber terminal equipment area 6 and communication equipment area 7, and the first threading hole is equipped in first partition 5, It is fixedly installed with subscriber terminal equipment in subscriber terminal equipment area 6, is fixedly installed in communication equipment area 7 logical Believe equipment.
Here fixinig plate 3 and hanging ring 2 is for installing the present invention;First threading hole can be rectangle threading hole, use Pass through in the connecting line of connection subscriber terminal equipment and communication equipment;Optical cable threading hole 4, which is preferably provided 6 and diameter, to be 2 lis Rice is to 3.5 centimetres.
Here cabinet 1 is divided for subscriber terminal equipment area 6 and communication equipment area 7 by first partition 5, by family terminal device It is fixedly mounted in subscriber terminal equipment area 6, communication equipment is fixedly mounted in communication equipment area 7, change communication box Body 1 separates the traditional fabrication mode made alone with terminal box body 1, makes to communicate cabinet and terminal box body is integrated in a cabinet 1 In, the convenience of transport is improved, the convenience of operation maintenance personnel operation is improved, improves the working efficiency of operation maintenance personnel, together When subscriber terminal equipment and communication equipment are attached, connecting line can be not exposed outside cabinet 1 in the cabinet 1, effectively The safety for improving terminal access network equipment improves the power supply reliability of power grid, reduces terminal fault rate;Pass through fixation It is mounted on the disk fibre unit of 1 inside of cabinet, the connecting line of additional length can be snarled, convenient for the arrangement of connecting line.
Above-mentioned terminal access net cage can be made further optimization and/or improvements according to actual needs:
As shown in attached drawing 1,2, the subscriber terminal equipment includes heating plate 8, double cross stream input switch 9, battery 10, power supply By 14, lightning-protection module 15 and guide rail 16, heating plate 8, double cross stream input switch for module 11, capacitor 12, controller 13, macrocircuit 9, battery 10, power module 11, capacitor 12, controller 13, macrocircuit are fixedly mounted by 14, lightning-protection module 15 and guide rail 16 Inside subscriber terminal equipment area 6.
As shown in attached drawing 1,2, the communication equipment includes fibre distribution frame 17, communication terminal ONU18 and optical splitter, optical fiber Distributing frame 17 is fixedly mounted on the lower part in communication equipment area 7, is fixedly installed with pallet on the cabinet 1 on 17 top of fibre distribution frame 19, communication terminal ONU18 and optical splitter are fixedly mounted on pallet 19.Here pallet 19 can directly be fixedly mounted on cabinet 1 Inside, or 1 inside of cabinet is fixedly mounted on by rigid staybolt 25 and fixed angles 26.
As shown in attached drawing 1,2, it is fixedly installed with second partition 20 in the lower part in the communication equipment area 7, in second partition 20 are equipped with the second threading hole and third threading hole, and fibre distribution frame 17 is fixedly mounted on second partition 20.Here second every Plate 20 can directly be fixedly mounted on 1 inside of cabinet, or fix second partition 20 by rigid staybolt 25 and fixed angles 26 and pacify Mounted in 1 inside of cabinet, fibre distribution frame 17 can be more stably mounted inside communication equipment area 7 by second partition 20 here, Fibre distribution frame 17 can be 72 core fibre welding units simultaneously.
As shown in attached drawing 1,2, ONU bracket 21 is fixedly installed on the pallet 19, between ONU bracket 21 and pallet 19 There is interval, optical splitter is fixedly mounted on the pallet 19 of 21 bottom of ONU bracket, and communication terminal ONU18 is fixedly mounted on ONU bracket On 21.Here there is angle between ONU bracket 21 and pallet 19, so as to make the installation of communication terminal ONU18 according to the actual situation It is more flexible reasonable.
As shown in attached drawing 1,2, there is angle between the ONU bracket 21 and pallet 19, angle is 40 degree to 50 degree.Here There is angle between ONU bracket 21 and pallet 19, can make the installation of communication terminal ONU18 more flexible rationally according to the actual situation.
As shown in attached drawing 1,2, the spacing between 1 bottom of the second partition 20 and cabinet is 5 centimetres to 7 centimetres.Here Pedometer between 1 bottom of second partition 20 and cabinet is scheduled on 5 centimetres to 7 centimetres, staff is facilitated to operate.
Further include aviation plug fixed plate 22 as shown in attached drawing 1,2, cable is equipped in aviation plug fixed plate 22 and is threaded Hole 23 is equipped with mounting groove in the bottom of the cabinet 1, and aviation plug fixed plate 22 is fixedly mounted in mounting groove.Here cable Threading hole 23, which is preferably provided with 5 and diameter, to be 2 centimetres to 3 centimetres.
It further include that subscriber terminal equipment area chamber door, communication equipment area chamber door and at least two optical cables are solid as shown in attached drawing 1,2 Determine part 24, subscriber terminal equipment area chamber door is mounted on the inside of chamber door and 6 front side of subscriber terminal equipment area, communication equipment area chamber door peace On the inside of chamber door and 7 front side of communication equipment area, optical cable fixing piece 24 are fixedly mounted on 1 bottom outside of cabinet, and position respectively In the two sides of optical cable threading hole 4.Subscriber terminal equipment area chamber door is installed respectively here and communication equipment area chamber door can be in operation one A corresponding chamber door is only opened when a region, guarantees airtightness in another region, the equipment in another region of effective protection, Improve the stability of equipment;Optical cable fixing piece 24 is used to be secured across the optical cable of optical cable threading hole 4.
The above technical characteristic constitutes highly preferred embodiment of the present invention, with stronger adaptability and best implementation effect Fruit can increase and decrease non-essential technical characteristic, according to actual needs to meet the needs of different situations.

Claims (10)

1. a kind of terminal accesses net cage, it is characterised in that including cabinet, hanging ring is fixedly installed in top of the box, in cabinet front Chamber door is installed, at least two fixinig plates are fixedly installed on rear side of cabinet, at least three optical cables is equipped in the bottom of box and wears String holes is fixedly installed with disk fibre unit in the inside sidewalls of cabinet, is fixedly installed in the middle part of box inside cabinet being divided into use The first partition in family terminal device area and communication equipment area is equipped with the first threading hole, in subscriber terminal equipment in first partition It is fixedly installed with subscriber terminal equipment in area, is fixedly installed with communication equipment in communication equipment area.
2. terminal according to claim 1 accesses net cage, it is characterised in that the subscriber terminal equipment includes heating plate, double Exchange input switch, battery, power module, capacitor, controller, macrocircuit are heating plate, double by, lightning-protection module and guide rail Exchange input switch, battery, power module, capacitor, controller, macrocircuit are fixedly mounted by, lightning-protection module and guide rail Inside subscriber terminal equipment area.
3. terminal according to claim 1 or 2 accesses net cage, it is characterised in that the communication equipment includes optical fiber distributing Frame, communication terminal ONU and optical splitter, fibre distribution frame are fixedly mounted on the lower part in communication equipment area, on fibre distribution frame top Cabinet on be fixedly installed with pallet, communication terminal ONU and optical splitter are fixedly mounted on pallet.
4. terminal according to claim 3 accesses net cage, it is characterised in that the fixed peace in lower part in the communication equipment area Equipped with second partition, the second threading hole is equipped on second partition and third threading hole, fibre distribution frame are fixedly mounted on second On partition;Or/and ONU bracket is fixedly installed on the pallet, there is interval between ONU bracket and pallet, optical splitter is fixed It is mounted on the pallet of ONU frame bottom, communication terminal ONU is fixedly mounted on ONU bracket.
5. terminal according to claim 4 accesses net cage, it is characterised in that there is angle between the ONU bracket and pallet, Angle is 40 degree to 50 degree.
6. terminal according to claim 4 or 5 accesses net cage, it is characterised in that between the second partition and the bottom of box Spacing be 4 centimetres to 6 centimetres.
7. terminal described according to claim 1 or 2 or 4 or 5 accesses net cage, it is characterised in that further include that aviation plug is fixed Plate is equipped with cable threading hole in aviation plug fixed plate, is equipped with mounting groove, aviation plug fixed plate in the bottom of the cabinet It is fixedly mounted in mounting groove.
8. terminal according to claim 6 accesses net cage, it is characterised in that further include aviation plug fixed plate, inserted in aviation Head fixed plate is equipped with cable threading hole, is equipped with mounting groove in the bottom of the cabinet, aviation plug fixed plate is fixedly mounted on In mounting groove.
9. terminal described according to claim 1 or 2 or 4 or 5 or 8 accesses net cage, it is characterised in that further include that user terminal is set Preparation area chamber door, communication equipment area chamber door and at least two optical cable fixing pieces, subscriber terminal equipment area chamber door are mounted on the inside of chamber door With on front side of subscriber terminal equipment area, communication equipment area chamber door is mounted on the inside of chamber door and on front side of communication equipment area, optical cable fixing piece It is fixedly mounted on the outside of the bottom of box, and is located at the two sides of optical cable threading hole.
10. terminal according to claim 7 accesses net cage, it is characterised in that further include subscriber terminal equipment area chamber door, logical Believe that battery limits chamber door and at least two optical cable fixing pieces, subscriber terminal equipment area chamber door are mounted on the inside of chamber door and set with user terminal On front side of preparation area, communication equipment area chamber door is mounted on the inside of chamber door and on front side of communication equipment area, and optical cable fixing piece is fixedly mounted on On the outside of the bottom of box, and it is located at the two sides of optical cable threading hole.
CN201811271616.7A 2018-10-29 2018-10-29 Terminal access network box Active CN109188634B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811271616.7A CN109188634B (en) 2018-10-29 2018-10-29 Terminal access network box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811271616.7A CN109188634B (en) 2018-10-29 2018-10-29 Terminal access network box

Publications (2)

Publication Number Publication Date
CN109188634A true CN109188634A (en) 2019-01-11
CN109188634B CN109188634B (en) 2024-05-14

Family

ID=64944366

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811271616.7A Active CN109188634B (en) 2018-10-29 2018-10-29 Terminal access network box

Country Status (1)

Country Link
CN (1) CN109188634B (en)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050080692A (en) * 2004-02-10 2005-08-17 주식회사 케이티 Closure for outside installation used in broadband access loop plant
JP2006120741A (en) * 2004-10-20 2006-05-11 Nippon Telegr & Teleph Corp <Ntt> Multimedia port
JP2009071257A (en) * 2007-08-23 2009-04-02 Sekisui Chem Co Ltd Box for multimedia port and multimedia port
CN201577243U (en) * 2009-12-18 2010-09-08 广州海晟通信科技有限公司 ONU integrated machine cabinet
JP2013187495A (en) * 2012-03-09 2013-09-19 Panasonic Corp Multimedia information panel
CN103457209A (en) * 2013-08-30 2013-12-18 嘉兴恒创电力设计研究院有限公司 Photoelectric integrated equipment box suitable for OPLC installation and laying
CN204859808U (en) * 2015-08-03 2015-12-09 南京补天科技实业有限公司 Standard configuration SMC box
CN204887813U (en) * 2015-06-12 2015-12-16 国家电网公司 Communication unit's FTU box has been made up
CN208937770U (en) * 2018-10-29 2019-06-04 国网新疆电力有限公司昌吉供电公司 Terminal accesses net cage

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050080692A (en) * 2004-02-10 2005-08-17 주식회사 케이티 Closure for outside installation used in broadband access loop plant
JP2006120741A (en) * 2004-10-20 2006-05-11 Nippon Telegr & Teleph Corp <Ntt> Multimedia port
JP2009071257A (en) * 2007-08-23 2009-04-02 Sekisui Chem Co Ltd Box for multimedia port and multimedia port
CN201577243U (en) * 2009-12-18 2010-09-08 广州海晟通信科技有限公司 ONU integrated machine cabinet
JP2013187495A (en) * 2012-03-09 2013-09-19 Panasonic Corp Multimedia information panel
CN103457209A (en) * 2013-08-30 2013-12-18 嘉兴恒创电力设计研究院有限公司 Photoelectric integrated equipment box suitable for OPLC installation and laying
CN204887813U (en) * 2015-06-12 2015-12-16 国家电网公司 Communication unit's FTU box has been made up
CN204859808U (en) * 2015-08-03 2015-12-09 南京补天科技实业有限公司 Standard configuration SMC box
CN208937770U (en) * 2018-10-29 2019-06-04 国网新疆电力有限公司昌吉供电公司 Terminal accesses net cage

Also Published As

Publication number Publication date
CN109188634B (en) 2024-05-14

Similar Documents

Publication Publication Date Title
CN208937770U (en) Terminal accesses net cage
CN109188634A (en) Terminal accesses net cage
JP2007236150A (en) Optical/power common lead-in board
CN209229686U (en) Electric combination bracket applied to wisdom lamp stand
CN206402557U (en) A kind of FTTH construction server cabinet
CN104582396B (en) Standard multimedia integral box
CN203981937U (en) Heat radiation broadband access integrated box
CN203117479U (en) Intelligent optical fiber cable distribution cabinet
CN204733469U (en) With the communication cabinet of bottom plugging plate
CN209250954U (en) A kind of novel photoelectric converter mounting bracket
CN216210108U (en) Optical fiber access distribution cabinet
CN209731813U (en) A kind of digital control ac server device
CN211297294U (en) Relay unit module for large-scale IO (input/output) extension of PLC (programmable logic controller)
CN211629630U (en) Splicing type electric box
CN109499195A (en) It is a kind of for operating the built-in pulling type dustproof filter screen of cabinet installation base plate
CN110286452A (en) Communications equipment room distribution cabinet
CN209072530U (en) A kind of interchanger and its fixed device
CN210514731U (en) High-strength distribution box for optical fiber assembly
CN205489160U (en) Multi -functional high tension switchgear
CN211428097U (en) Protective device for low-voltage alternating-current contactor
CN205454331U (en) Supplementary device mount, rack and communication equipment
CN213846108U (en) Multifunctional wire arranging groove frame
CN209544942U (en) A kind of distribution transformer three-phase imbalance controlling device case
CN209029844U (en) A kind of cabling channel
CN209169963U (en) A kind of high-pressure reactive compensation device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant