CN111208614A - Special optical fiber line centralized regulator for network communication box - Google Patents

Special optical fiber line centralized regulator for network communication box Download PDF

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Publication number
CN111208614A
CN111208614A CN202010140033.1A CN202010140033A CN111208614A CN 111208614 A CN111208614 A CN 111208614A CN 202010140033 A CN202010140033 A CN 202010140033A CN 111208614 A CN111208614 A CN 111208614A
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CN
China
Prior art keywords
plate
network communication
communication box
optical fiber
side wall
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Granted
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CN202010140033.1A
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Chinese (zh)
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CN111208614B (en
Inventor
郭义通
刘豫
祁麟
蓝北伟
郭匡贵
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Hunan Xunqi Communication Technology Co.,Ltd.
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Fujian Tianhai Communication Technology Group Co Ltd
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Priority to CN202010140033.1A priority Critical patent/CN111208614B/en
Publication of CN111208614A publication Critical patent/CN111208614A/en
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    • 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
    • G02B6/4447Cable boxes, e.g. splicing boxes with two or more multi fibre cables with divided shells
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Light Guides In General And Applications Therefor (AREA)

Abstract

The invention discloses a special optical fiber line centralized regulator for a network communication box, which comprises a first distribution board and a second distribution board, wherein a cavity is arranged in the first distribution board, the cavity outwards penetrates through the side wall of one side of the first distribution board, the second distribution board is connected in the cavity in a sliding manner, a plurality of groups of first distribution holes which are uniformly distributed are arranged on the first distribution board, a second distribution hole matched with the first distribution hole is arranged on the second distribution board, an adjusting bolt is connected to the first distribution board in a threaded manner, the adjusting bolt inwards penetrates through the side wall of the cavity, and an adjusting plate is fixedly arranged on the side wall, far away from the adjusting bolt, of the second distribution board. The invention can change the number of the main distribution holes on the first distribution board and the second distribution board according to the number of the optical fibers in the network communication box and the network communication box, reduce the production and manufacturing cost, lift the distribution boards to the height convenient for maintenance, and can orderly and intensively arrange the dense and disorderly optical fibers in the network communication box.

Description

Special optical fiber line centralized regulator for network communication box
Technical Field
The invention relates to the technical field of communication equipment accessory design, in particular to a special optical fiber line centralized regulator for a network communication box.
Background
Optical fiber communication, also known as optical fiber communication, refers to a way of transmitting information using light and optical fiber. The optical fiber communication system is a kind of wire communication, since 1980 s, the optical fiber communication system has revolutionary influence on the telecommunication industry, and plays a very important role in the digital era, the optical fiber line has the advantages of large communication transmission capacity, good confidentiality and the like, the optical fiber communication is the most important wire communication mode at present, information to be transmitted is input into a transmitter at a transmitting end, the information is superposed or modulated on a carrier wave serving as an information signal carrier, then the modulated carrier wave is transmitted to a remote receiving end through a transmission medium, and the original information is demodulated by a receiver.
However, the existing centralized regulator for optical fiber cables dedicated for network communication boxes still has some disadvantages when in use, on one hand, the existing centralized regulator lacks a device which is helpful for realizing the function of regulating the position of the branch pipe row, on the other hand, for some centralized regulators with distribution boards, most of the distribution boards are fixed in size, the whole area and the number of distribution holes cannot be changed and folded according to the size of a network communication box and the number of optical fibers in the network communication box, and the centralized regulators have certain limitations, often have too much optic fibre line and other circuits, the staff is when overhauing the fixed optic fibre line of centralized regulator, often need will receive inside stretching into network communication box, and regulating plate and circuit board can not freely go up and down to the height of being convenient for the maintenance, greatly reduced maintenance efficiency.
Disclosure of Invention
The invention aims to solve the defects that the area and the number of holes of a branching board cannot be adjusted, the position can be lifted and the maintenance is inconvenient in the prior art, and therefore the special optical fiber line centralized adjuster for the network communication box is provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
a special optical fiber line centralized regulator for a network communication box comprises a first distribution board and a second distribution board, wherein a cavity is arranged in the first distribution board, the cavity outwards penetrates through one side wall of the first distribution board and is provided with a second distribution board in sliding connection, a plurality of groups of uniformly distributed first distribution holes are formed in the first distribution board, a second distribution hole matched with the first distribution holes is formed in the second distribution board, an adjusting bolt is connected to the first distribution board in a threaded manner and inwards penetrates through the side wall of the cavity, an adjusting plate is fixedly arranged on the side wall, far away from the adjusting bolt, of the second distribution board, pressing plates are arranged on the upper side and the lower side of the adjusting plate, each pressing plate is fixedly connected with the upper side wall and the lower side wall of the adjusting plate through a plurality of groups of uniformly distributed pressing springs, the plurality of groups of pressing springs are symmetrically arranged, and a plurality of groups of uniformly distributed semicircular pressing sleeves are arranged on the side wall, close, the adjustable cable concentrator is characterized in that semicircular grooves matched with the semicircular pressing sleeves are respectively formed in the upper side wall and the lower side wall of the adjusting plate, a horn-shaped concentrator cover is arranged on one side, away from the first distributing plate, of the adjusting plate, and is fixedly connected with the adjusting plate through a connecting rod, a concentrator cylinder is fixedly communicated with an opening of one end, away from the adjusting plate, of the horn-shaped concentrator cover, and a lifting adjusting device is arranged above the adjusting plate.
Preferably, the lifting adjusting device comprises a mounting plate fixedly arranged on the inner wall of the network communication box, a motor support is fixedly arranged on the side wall of the mounting plate, a matched micro driving motor is arranged on the motor support, the output shaft of the micro-driving motor penetrates through the mounting plate downwards and is fixedly connected with a rotating rod, a first circular gear is fixedly sleeved on the rotating rod, and on the mounting panel with the fixed bearing that is provided with the matching of bull stick junction, the mounting panel downside wall rotates and is connected with a pair of screw thread lifter, two the bull stick both sides, every are located to the screw thread lifter equal fixed cover is equipped with second round gear, every on the screw thread lifter second round gear all sets up with first round gear engagement, every the screw thread lifter all runs through the setting of regulating plate both ends downwards, and is provided with the screw hole that corresponds with the screw thread lifter on the regulating plate.
Preferably, the pressing plate is made of a transparent PC plastic plate.
Preferably, a strip-shaped locking groove is fixedly arranged on one side wall of the second line dividing plate close to the adjusting bolt.
Preferably, each of the second circular gear teeth and the first circular gear teeth is provided with anti-skid grains which are uniformly distributed.
Preferably, a layer of soft sponge with soft texture and uniform thickness is arranged on the inner wall of each semicircular pressing sleeve.
Preferably, each connecting rod is arranged in an L shape, and the outer surface of each connecting rod is plated with an anti-corrosion plating layer with uniform thickness.
Preferably, the diameter of the opening of one end of the trumpet-shaped concentrator cover, which is far away from the concentrator barrel, is larger than the diameter of the opening of the other end of the trumpet-shaped concentrator cover, and the inner wall of the trumpet-shaped concentrator cover is smoothly polished.
The invention has the beneficial effects that: in the invention, the first branch board and the second branch board are matched, so that the extending distance of the second branch board can be adjusted according to the number of optical fibers in the network communication box and the box, the number of the main branch holes in the first branch board and the second branch board is changed, the invention is suitable for network communication boxes with different optical fiber numbers, the branch boards with different models are not required to be produced aiming at different network communication boxes, a factory is not required to design and manufacture a new template, the production and manufacturing cost is greatly reduced, and the applicability of the invention is improved;
the pressure strip of transparent PC plastic slab preparation can normally cooperate with the regulating plate to the optic fibre line that passes first distribution hole and second distribution hole carry out in order the winding displacement outside, whether the maintainer can also run through the optic fibre line that lies in the semicircular groove on the regulating plate through the pressure strip and damage or not, be convenient for overhaul and change, elevating gear's setting, the staff is at the in-process that the optic fibre line overhauld in the network communication box, can be directly through controlling miniature driving motor corotation and reversal and then control the distribution plate, regulating plate and a collection line section of thick bamboo lift to suitable position, especially in the too many and numerous large-scale computer lab of some circuits, great improvement is to the maintenance efficiency of optic fibre line.
Drawings
Fig. 1 is a schematic structural diagram of a dedicated optical fiber line concentration regulator for a network communication box according to the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
fig. 3 is a schematic front structural diagram of a first splitter plate and a second splitter plate of a dedicated fiber line centralized regulator for a network communication box according to the present invention;
fig. 4 is a schematic structural diagram of the side surfaces of an adjusting plate and a pressing plate of the optical fiber line concentration adjuster special for the network communication box according to the present invention.
In the figure: the wire distribution device comprises a first wire distribution plate 1, a first wire distribution hole 2, a second wire distribution plate 3, a second wire distribution hole 4, an adjusting plate 5, a pressing plate 6, a pressing spring 7, a semicircular pressing sleeve 8, a mounting plate 9, a miniature driving motor 10, a first circular gear 11, a threaded lifting rod 12, a second circular gear 13, a wire collecting barrel 14, an adjusting bolt 15, a strip-shaped locking groove 16 and a semicircular groove 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a special optical fiber line centralized regulator for a network communication box comprises a first line dividing plate 1 and a second line dividing plate 3, wherein a cavity is arranged in the first line dividing plate 1, the cavity outwardly penetrates through the side wall of one side of the first line dividing plate 1, the second line dividing plate 3 is connected in the cavity in a sliding manner, anti-slip grains are uniformly distributed on the teeth of each second circular gear 13 and the teeth of each first circular gear 11, the anti-slip grains are arranged on the teeth of the first circular gear 11 and the teeth of the second circular gear 13, so that when a micro-driving motor 10 drives the second circular gear 13 to rotate through the first circular gear 11, relative sliding occurs between the first circular gear 11 and the second circular gear 13, further the threaded lifting rod 12 is influenced to adjust the upper and lower height of an adjusting plate 5, a plurality of groups of first line dividing holes 2 which are uniformly distributed are arranged on the first line dividing plate 1, and a second line dividing hole 4 which is matched with the first line dividing hole 2 is arranged, the first branch board 1 is connected with an adjusting bolt 15 through a thread, the adjusting bolt 15 penetrates through the side wall of the cavity inwards, a strip-shaped locking groove 16 is fixedly arranged on the side wall of the second branch board 3 close to the adjusting bolt 15, the strip-shaped locking groove 16 can be tightly matched with the tail part of the adjusting bolt 15 to better fix the extending position of the second branch board 3, the first branch board 1 and the second branch board 3 are matched to adjust the extending distance of the second branch board 3 according to the number of optical fiber lines in a network communication box and a box, therefore, the number of the main wiring holes on the first wiring board 1 and the second wiring board 3 is changed, the optical fiber cable connector is suitable for network communication boxes with different optical fiber cables, wiring boards with different models do not need to be produced aiming at different network communication boxes, a factory does not need to design and manufacture a new template, the production and manufacturing cost is greatly reduced, and the applicability of the optical fiber cable connector is improved;
an adjusting plate 5 is fixedly arranged on the side wall of the second parting line plate 3 far away from the adjusting bolt 15, pressing plates 6 are arranged on the upper side and the lower side of the adjusting plate 5, the pressing plates 6 are made of transparent PC plastic plates, the pressing plates 6 made of the transparent PC plastic plates can be normally matched with the adjusting plate 5 to orderly arrange the optical fiber lines passing through the first parting line holes 2 and the second parting line holes 4, an maintainer can also pass through whether the optical fiber lines in the semicircular groove 17 on the adjusting plate 5 are damaged or not through the pressing plates 6 to facilitate maintenance and replacement, a plurality of groups of pressing springs 7 are fixedly connected between each pressing plate 6 and the upper side wall and the lower side wall of the adjusting plate 5, the plurality of groups of pressing springs 7 are symmetrically arranged, a plurality of groups of semicircular pressing sleeves 8 which are uniformly distributed are arranged on the side wall of each pressing plate 6 close to the adjusting plate 5, and a layer of soft, the soft sponge is arranged on the inner wall of the semicircular pressing sleeve 8 to avoid that the semicircular pressing sleeve 8 generates abrasion on the surface of an optical fiber line in the process of matching with the semicircular groove 17 to influence the normal information transmission of an optical fiber signal, the semicircular groove 17 matched with the semicircular pressing sleeve 8 is respectively arranged on the upper side wall and the lower side wall of the adjusting plate 5, the side, away from the first branch plate 1, of the adjusting plate 5 is provided with the horn-shaped line concentration cover, the horn-shaped line concentration cover is fixedly connected with the adjusting plate 5 through connecting rods, each connecting rod is arranged into an L shape, the outer surface of each connecting rod is plated with an anti-corrosion coating with uniform thickness, the L-shaped bending rod is fixedly connected with the outer side wall of the horn-shaped line concentration cover, the arrangement that the anti-corrosion coating is plated on the surface of the bending rod to avoid that the optical fiber line passing through the semicircular groove 17 and the semicircular pressing sleeve, the opening of one end, far away from the adjusting plate 5, of the horn-shaped line concentration cover is fixedly communicated with a line concentration cylinder 14, the diameter of the opening of one end, far away from the line concentration cylinder 14, of the horn-shaped line concentration cover is larger than that of the opening of the other end of the horn-shaped line concentration cover, the inner wall of the horn-shaped line concentration cover is smoothly polished, and the smooth polishing treatment of the inner wall of the horn-shaped line concentration cover is also used for avoiding the abrasion of the surface of optical fibers when the line concentration cover performs line concentration on a plurality of optical fibers;
the adjusting plate 5 is provided with a lifting adjusting device above, the lifting adjusting device comprises a mounting plate 9 fixedly arranged on the inner wall of the network communication box, the upper side wall of the mounting plate 9 is fixedly provided with a motor support, the motor support is provided with a matched micro-drive motor 10, the micro-drive motor 10 is a positive and negative motor, the positive and negative motor belongs to the mature prior art, the invention only introduces the application and does not explain the working principle in detail, an output shaft of the micro-drive motor 10 downwards penetrates through the mounting plate 9 and is fixedly connected with a rotating rod, the rotating rod is fixedly sleeved with a first circular gear 11, a matched bearing is fixedly arranged at the joint of the mounting plate 9 and the rotating rod, the lower side wall of the mounting plate 9 is rotatably connected with a pair of threaded lifting rods 12, the two threaded lifting rods 12 are symmetrically arranged at two sides of the rotating rod, each threaded lifting rod 12 is fixedly sleeved with a second circular gear 13, each second circular gear 13, every screw thread lifter 12 all runs through the setting of 5 both ends of regulating plate downwards, and be provided with the screw hole that corresponds with screw thread lifter 12 on the regulating plate 5, elevating gear's setting, the staff is at the in-process of overhauing the interior optic fibre line of network communication box, can be directly through controlling miniature driving motor 10 corotation and reversal and then control the separated time board, regulating plate 5 and a line collection section of thick bamboo 14 go up and down to suitable position, especially in the too much and numerous large-scale computer lab of some circuits, great improvement is to the maintenance efficiency of optic fibre line.
When the invention is used, the extending length of the second wire dividing plate 3 is adjusted according to the density of the number of the optical fiber wires in the network communication box and the size of the space in the network communication box, then the adjusting bolt 15 is screwed, the tail part of the adjusting bolt 15 is tightly abutted against the strip-shaped locking groove 16, at the moment, the extending length of the second wire dividing plate 3 is fixed, then the optical fiber wires in the network communication box sequentially pass through the first wire dividing hole 2 and the second wire dividing hole 4 on the first wire dividing plate 1 and the second wire dividing plate 3 and sequentially pass through the semicircular pressing sleeve 8, the semicircular groove 17, the horn-shaped wire collecting cover and the wire collecting barrel 14, so that the optical fiber wires can be orderly arranged, when a worker needs to overhaul, the output shaft of the miniature driving motor 10 is controlled to rotate forwards, the rotating rod fixedly connected with the output shaft of the miniature driving motor 10 drives the first circular gear to rotate along with the rotating rod, and the second circular gear 13 meshed with the first circular gear, thereby drive screw thread lifter 12 and rotate, because regulating plate 5 and screw thread lifter 12 threaded connection, so regulating plate 5 relative screw thread lifter 12 upward movement therewith to drive the deconcentrator and a collection line section of thick bamboo 14 rise after the height of convenient to overhaul, close miniature driving motor 10 alright, after the maintenance is finished, control miniature driving motor 10 reversal, first round gear 11 drives second round gear 13 reversal thereupon, the regulating plate drives deconcentrator and a collection line section of thick bamboo 14 and resets.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (8)

1. The utility model provides a special optic fibre line centralized regulator of network communication box, includes first branch board (1) and second branch board (3), be provided with the cavity in first branch board (1), the cavity outwards runs through first branch board (1) one side lateral wall setting, sliding connection has second branch board (3) in the cavity, a serial communication port, be provided with first branch hole (2) of multiunit evenly distributed on first branch board (1), and be provided with second branch hole (4) that match with first branch hole (2) on second branch board (3), threaded connection has adjusting bolt (15) on first branch board (1), adjusting bolt (15) inwards runs through the cavity lateral wall setting, the lateral wall that adjusting bolt (15) were kept away from in second branch board (3) is fixed and is provided with regulating plate (5), on regulating plate (5), adjusting plate (5) go up, The lower two sides are provided with pressure plates (6), the upper and lower side walls of each pressure plate (6) and the adjusting plate (5) are fixedly connected through a plurality of groups of uniformly distributed pressure springs (7), the groups of pressure springs (7) are symmetrically arranged, the side wall of each pressure plate (6) close to the adjusting plate (5) is provided with a plurality of groups of uniformly distributed semicircular pressure sleeves (8), the upper side wall and the lower side wall of the adjusting plate (5) are respectively provided with a semicircular groove (17) matched with the semicircular pressing sleeve (8), one side of the adjusting plate (5) far away from the first branch plate (1) is provided with a horn-shaped wire collecting cover, the trumpet-shaped wire concentration cover is fixedly connected with the adjusting plate (5) through a connecting rod, and the opening of one end of the trumpet-shaped wire collecting cover, which is far away from the adjusting plate (5), is fixedly communicated with a wire collecting cylinder (14), and a lifting adjusting device is arranged above the adjusting plate (5).
2. The special optical fiber line centralized regulator for the network communication box according to claim 1, wherein the lifting adjusting device comprises a mounting plate (9) fixedly arranged on the inner wall of the network communication box, a motor support is fixedly arranged on the upper side wall of the mounting plate (9), a matched micro driving motor (10) is arranged on the motor support, an output shaft of the micro driving motor (10) penetrates through the mounting plate (9) downwards and is fixedly connected with a rotating rod, a first circular gear (11) is fixedly sleeved on the rotating rod, a matched bearing is fixedly arranged at the joint of the mounting plate (9) and the rotating rod, a pair of threaded lifting rods (12) are rotatably connected on the lower side wall of the mounting plate (9), two threaded lifting rods (12) are symmetrically arranged on two sides of the rotating rod, and a second circular gear (13) is fixedly sleeved on each threaded lifting rod (12), every second circular gear (13) all sets up with first circular gear (11) meshing, every screw thread lifter (12) all runs through regulating plate (5) both ends setting downwards, and is provided with the screw hole that corresponds with screw thread lifter (12) on regulating plate (5).
3. The special optical fiber line concentration regulator for the network communication box according to claim 2, wherein the compression plate (6) is made of a transparent PC plastic plate.
4. The special optical fiber line concentration regulator for the network communication box according to claim 3, characterized in that a strip-shaped locking groove (16) is fixedly arranged on one side wall of the second distribution board (3) close to the adjusting bolt (15).
5. The special optical fiber line concentration regulator for the network communication box according to claim 4, wherein the teeth of the second circular gear (13) and the teeth of the first circular gear (11) are provided with uniformly distributed anti-slip threads.
6. The concentrated regulator of special optical fiber cable for network communication box according to claim 5, characterized in that a layer of soft sponge with soft texture and uniform thickness is arranged on the inner wall of each semicircular pressing sleeve (8).
7. The concentrated regulator of optical fiber cable dedicated for network communication box of claim 6, wherein each of the connecting rods is L-shaped, and the outer surface of each connecting rod is plated with a corrosion-proof layer with uniform thickness.
8. The special optical fiber line concentration regulator for network communication box according to claim 7, wherein the diameter of the opening of the horn-shaped line concentration cover at one end far away from the line concentration barrel (14) is larger than the diameter of the opening of the horn-shaped line concentration cover at the other end, and the inner wall of the horn-shaped line concentration cover is smoothly polished.
CN202010140033.1A 2020-03-03 2020-03-03 Special optical fiber line centralized regulator for network communication box Active CN111208614B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113316345A (en) * 2021-04-15 2021-08-27 江苏安赫电气有限公司 Intelligent small bus online monitoring system
CN115950455A (en) * 2023-03-09 2023-04-11 中国船舶集团有限公司第七〇七研究所 Ring winding tool with adjustable ring height

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US20140357118A1 (en) * 2013-05-29 2014-12-04 Go!Foton Holdings, Inc. Patch panel tray assembly
CN108459381A (en) * 2018-05-02 2018-08-28 浙江中特互联科技有限公司 A kind of interior multicore MPO connects optical patchcord soon
CN109932792A (en) * 2017-12-16 2019-06-25 杜瑜 A kind of network communication box special optic fibre line Central Regulation device
CN209542898U (en) * 2018-12-19 2019-10-25 河北东方祥瑞通信技术有限公司 Capacity-variable structure of intelligent optical cable distribution box of optical distribution network
CN110764206A (en) * 2019-11-11 2020-02-07 徐州生波网络科技有限公司 Optical fiber line centralized regulator special for network communication box
CN110794542A (en) * 2019-11-20 2020-02-14 杭州昱华科技有限公司 High-stability limiting type optical fiber distribution box

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140357118A1 (en) * 2013-05-29 2014-12-04 Go!Foton Holdings, Inc. Patch panel tray assembly
CN109932792A (en) * 2017-12-16 2019-06-25 杜瑜 A kind of network communication box special optic fibre line Central Regulation device
CN108459381A (en) * 2018-05-02 2018-08-28 浙江中特互联科技有限公司 A kind of interior multicore MPO connects optical patchcord soon
CN209542898U (en) * 2018-12-19 2019-10-25 河北东方祥瑞通信技术有限公司 Capacity-variable structure of intelligent optical cable distribution box of optical distribution network
CN110764206A (en) * 2019-11-11 2020-02-07 徐州生波网络科技有限公司 Optical fiber line centralized regulator special for network communication box
CN110794542A (en) * 2019-11-20 2020-02-14 杭州昱华科技有限公司 High-stability limiting type optical fiber distribution box

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113316345A (en) * 2021-04-15 2021-08-27 江苏安赫电气有限公司 Intelligent small bus online monitoring system
CN115950455A (en) * 2023-03-09 2023-04-11 中国船舶集团有限公司第七〇七研究所 Ring winding tool with adjustable ring height

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Effective date of registration: 20240909

Address after: 18/F, Building 15, Baizhu Lake Chuangfa City, wutong Street, Lengshuitan District, Yongzhou City, Hunan Province, 425000

Patentee after: Hunan Xunqi Communication Technology Co.,Ltd.

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Address before: Room 01, 5th Floor, Building 1, Yongtongchang Garden, No. 75 Fuxin Middle Road, Wangzhuang Street, Jin'an District, Fuzhou City, Fujian Province 350011

Patentee before: Fujian Tianhai Communication Technology Group Co.,Ltd.

Country or region before: China