CN111710117B - Air defense alarm system for natural gas station - Google Patents
Air defense alarm system for natural gas station Download PDFInfo
- Publication number
- CN111710117B CN111710117B CN202010370439.9A CN202010370439A CN111710117B CN 111710117 B CN111710117 B CN 111710117B CN 202010370439 A CN202010370439 A CN 202010370439A CN 111710117 B CN111710117 B CN 111710117B
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- plate
- natural gas
- movable rod
- gas station
- air defense
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- Expired - Fee Related
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/02—Mechanical actuation
- G08B13/12—Mechanical actuation by the breaking or disturbance of stretched cords or wires
- G08B13/122—Mechanical actuation by the breaking or disturbance of stretched cords or wires for a perimeter fence
- G08B13/124—Mechanical actuation by the breaking or disturbance of stretched cords or wires for a perimeter fence with the breaking or disturbance being optically detected, e.g. optical fibers in the perimeter fence
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/16—Actuation by interference with mechanical vibrations in air or other fluid
- G08B13/1654—Actuation by interference with mechanical vibrations in air or other fluid using passive vibration detection systems
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention belongs to the technical field of natural gas stations, in particular to an air defense alarm system for a natural gas station, which provides a scheme that the air defense alarm system comprises a top triggering assembly, a side triggering assembly and a bearing assembly for bearing the top triggering assembly and the side triggering assembly, wherein the bearing assembly comprises support groups which are arranged at equal intervals along the length direction of the top triggering assembly, and the support groups are provided with connecting assemblies fixed with the top triggering assembly and the side triggering assembly; coupling assembling includes the splint of the U type structure of contradicting with the support group, the spout of cylindrical structure is seted up to one side intermediate position that the support group was kept away from to splint. The design of the invention is convenient for installing the sensing optical fiber, the shape of the sensing optical fiber can be conveniently adjusted according to the requirement during installation, the invention is suitable for the installation requirement of different occasions, the air defense around the natural gas station yard can be conveniently alarmed, and the protection capability of the natural gas station yard can be improved.
Description
Technical Field
The invention relates to the technical field of natural gas stations, in particular to an air defense alarm system for a natural gas station.
Background
The natural gas station is a general name of various process stations in gas transmission pipeline engineering, and has the main functions of receiving natural gas, pressurizing the pipeline natural gas, distributing gas, storing gas, regulating peak, sending and receiving pipe cleaners and the like.
The vibrating optical cable perimeter alarm is a technology for data transmission by using optical fibers as carriers. In daily life, optical fibers are widely visible, and most typical household appliances such as telephones and computers transmit signals through the optical fibers. With the development of science and technology, the living standard of the public is continuously improved, the requirement of people on household intelligence is higher and higher, and the perimeter security alarm gradually starts to turn to intelligent control;
the vibration optical cable alarm technology is characterized in that: the stability is good, and the optical fiber is adopted as a sensing medium, and the stability of the optical cable alarm with one-time vibration is very good because the optical fiber is not influenced by electromagnetic waves and the like; the cost is low, and the common communication optical cable is applied to the vibrating optical cable periphery alarm and is low in price and visible everywhere. Therefore, the cost of using the vibration optical cable alarm is very low; the vibration optical cable alarm can arrange a sensing optical cable near a monitoring perimeter in a net hanging or buried mode and the like, the stress change of a sensitive external environment is realized, when the intrusion generates vibration, the system generates alarm through signal processing, and the GPS coordinate of the intrusion position is displayed on a software interface of a geographic information system in real time, but due to the protection occasion and the intrusion detection requirement, the sensing optical fiber needs to be designed into different shapes for detection, at the moment, light needs to be fixed, the existing connecting mechanism has a single function, the inclination angle between the optical fiber and a mounting column cannot be adjusted, and therefore the natural gas station air defense alarm system is needed.
Disclosure of Invention
The invention provides an air defense alarm system for a natural gas station, which solves the problems in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a gas station air defense alarm system comprises a top trigger assembly, a side trigger assembly and a bearing assembly for bearing the top trigger assembly and the side trigger assembly, wherein the bearing assembly comprises support groups which are equidistantly arranged along the length direction of the top trigger assembly, and the support groups are provided with connecting assemblies fixed with the top trigger assembly and the side trigger assembly;
the connecting component comprises a clamping plate of a U-shaped structure which is abutted against the supporting group, a chute of a cylindrical structure is arranged at the middle position of one side of the clamping plate, which is far away from the supporting group, a butt joint lantern ring which is coaxially arranged with the chute is fixedly connected to the inner side wall of the chute, a rotating rod which is movably sleeved with the chute is abutted against one end of the butt joint lantern ring, which is far away from the supporting group, one end of the rotating rod, which extends out of the chute, is fixedly connected with an abutting plate of a long strip-shaped structure, an abutting block of a circular arc-shaped structure is arranged at the middle position of one side of the abutting plate, which is far away from the abutting plate, an inward concave compression groove of a circular arc-shaped structure is arranged at the middle position of one side of the abutting block, which penetrates through a first mounting groove of a cross-shaped structure of the abutting block and the rotating rod, a locking mechanism is slidably sleeved inside the first mounting groove, abutting plates are movably sleeved with butt joint rods, and one end of two groups of the abutting rods, which is far away from the clamping plate, is fixedly connected with the same compression plate, the pressing plate is close to one side intermediate position of conflict board and offers the thrust groove with the convex structure of conflict piece conflict, and the intermediate position of thrust groove offers the second mounting groove that runs through the pressing plate, and the internally mounted of second mounting groove has the top to touch the mechanism.
Preferably, the supporting group includes main supporting mechanism and the supplementary supporting mechanism with main supporting mechanism parallel arrangement, and collection mechanism is installed at main supporting mechanism's top, and main supporting mechanism includes the stand, and the top rigid coupling of stand has the support of V font structure, and gathers the mechanism and fix at the support top, and supplementary supporting mechanism is unanimous with main supporting mechanism's structure, and the top triggers the subassembly and is located the support top and opens inside.
Preferably, locking mechanism includes the first movable rod that cup joints with first mounting groove slip, the equal rigid coupling in both sides of first movable rod intermediate position has the promotion piece of trapezium structure, two sets of equal sliding connection in one side that promote the piece and keep away from each other has the check lock lever that cup joints with the dwang activity, and the check lock lever sets up with first movable rod is perpendicular, the one end rigid coupling that first movable rod is close to splint has the spring with the splint rigid coupling, first movable rod is close to the one end cross section of the butt joint lantern ring and unanimous and be regular polygon structure with butt joint lantern ring inner circle cross section, the one end that the butt joint lantern ring was kept away from to first movable rod is inside sunken convex structure.
Preferably, the top touch mechanism comprises a second movable rod which is in sliding sleeve connection with a second mounting groove, one end, close to the touch plate, of the second movable rod is of an arc-shaped structure protruding outwards, a screw rod is fixedly connected to the middle position of one end, far away from the touch plate, of the second movable rod, the other end of the screw rod is in threaded sleeve connection with an inner ring provided with a threaded sleeve, one end, far away from the screw rod, of the sleeve is in threaded sleeve connection with an outer ring of the outer ring, and the fastening nut is located on one side, far away from the touch plate, of the compression plate.
Preferably, two sets of butt joint pole one side that is close to each other sets up the butt joint hole with the check lock butt joint, and the deflector all sets up the guiding groove that sets up along its length direction with the conflict looks intermediate position that is close to one side each other.
Preferably, a fastening plate with a U-shaped structure is installed on one side, close to the support group, of the clamping plate, and the fastening plate is fixedly connected with the clamping plate through screws.
Preferably, the top triggering assembly and the side triggering assembly both comprise sensing optical cables, the sensing optical cables of the top triggering assembly are arranged in a spiral mode, the side triggering assembly is arranged in a straight line or wave line mode, and the sensing optical cables are connected with the supporting assembly through the connecting assembly.
In the present invention,
through the supporting group who sets up, the stand, and a support, the top triggers the subassembly, the side triggers the subassembly, coupling assembling, main tributary supporting mechanism, assist supporting mechanism, gather the mechanism, splint, the spout, the butt joint lantern ring, the dwang, support the touch multitouch, compress tightly the groove, first mounting groove, locking mechanism, support the touch panel, butt joint pole, the pressure strip, promote the groove, second mounting groove and top contact mechanism, make this design conveniently install to sensing optical fiber, the convenient shape of adjusting sensing optical fiber as required in the installation, be fit for different occasion installation needs, conveniently report to the police to the peripheral air defense of natural gas station, the protective capacities in natural gas station is improved.
Drawings
Fig. 1 is a schematic structural diagram of an air defense warning system for a natural gas station yard according to the present invention;
fig. 2 is a schematic structural diagram of a connection assembly for an air defense warning system of a natural gas station yard according to the present invention;
fig. 3 is a partially enlarged structural schematic diagram of an air defense warning system for a natural gas station yard according to the present invention.
In the figure: the supporting mechanism comprises a supporting group 1, a vertical column 101, a support 102, a top triggering assembly 2, a side triggering assembly 3, a connecting assembly 4, a main supporting mechanism 5, an auxiliary supporting mechanism 6, an acquisition mechanism 7, a clamping plate 8, a sliding groove 9, a butt joint sleeve ring 10, a rotating rod 11, a contact block 12, a pressing groove 13, a first mounting groove 14, a locking mechanism 15, a contact plate 16, a butt joint rod 17, a pressing plate 18, a pushing groove 19, a second mounting groove 20 and a contact mechanism 21.
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. 1-3, the air defense warning system for the natural gas station comprises a top triggering assembly 2, a side triggering assembly 3 and a bearing assembly for bearing the top triggering assembly 2 and the side triggering assembly 3, wherein the bearing assembly comprises supporting groups 1 which are equidistantly arranged along the length direction of the top triggering assembly 2, and the supporting groups 1 are provided with connecting assemblies 4 which are fixed with the top triggering assembly 2 and the side triggering assembly 3;
the connecting component 4 comprises a clamp plate 8 of a U-shaped structure abutting against the support group 1, a chute 9 of a cylindrical structure is arranged at the middle position of one side of the clamp plate 8 far away from the support group 1, a butt joint sleeve ring 10 coaxially arranged with the chute 9 is fixedly connected to the inner side wall of the chute 9, a rotating rod 11 movably sleeved with the chute 9 abuts against one end of the butt joint sleeve ring 10 far away from the support group 1, an abutting plate 16 of a long strip-shaped structure is fixedly connected to one end of the rotating rod 11 extending out of the chute 9, an abutting block 12 of a circular arc-shaped structure is arranged at the middle position of one side of the abutting plate 16 far away from the rotating rod 11, a compression groove 13 of an inward sunken circular arc-shaped structure is arranged at the middle position of one side of the abutting block 12 far away from the abutting plate 16, a first mounting groove 14 of a cross-shaped structure of the abutting block 12 and the rotating rod 11 penetrates through the middle position of the compression groove 13, a locking mechanism 15 is slidably sleeved inside the first mounting groove 14, and abutting rods 17 are movably sleeved at the two ends of the abutting plate 16, the one end rigid coupling that splint 8 was kept away from to two sets of butt joint poles 17 has same pressure strip 18, and the pressure strip 18 is close to one side intermediate position of conflict board 16 and offers the push groove 19 with the arc structure of contradicting on piece 12, and the intermediate position of push groove 19 offers the second mounting groove 20 that runs through pressure strip 18, and the internally mounted of second mounting groove 20 has a top and touches mechanism 21.
Further, the supporting group 1 comprises a main supporting mechanism 5 and an auxiliary supporting mechanism 6 arranged in parallel with the main supporting mechanism 5, the collecting mechanism 7 is installed at the top of the main supporting mechanism 5, the main supporting mechanism 5 comprises a stand column 101, a support 102 of a V-shaped structure is fixedly connected to the top of the stand column 101, the collecting mechanism 7 is fixed to the top of the support 102, the auxiliary supporting mechanism 6 is consistent with the main supporting mechanism 5 in structure, the top triggering assembly 2 is located inside the support 102, and the collecting mechanism 7 adopts a camera.
Especially, locking mechanism 15 includes the first movable rod that cup joints with first mounting groove 14 slip, the equal rigid coupling in both sides of first movable rod intermediate position has the promotion piece of trapezium structure, two sets of equal sliding connection in one side that promote the piece and keep away from each other has the check lock lever that cup joints with dwang 11 activity, and the check lock lever sets up with first movable rod is perpendicular, the one end rigid coupling that first movable rod is close to splint 8 has the spring with splint 8 rigid coupling, the one end cross section that first movable rod is close to butt joint lantern ring 10 is unanimous and is regular polygon structure with butt joint lantern ring 10 inner circle cross section, the one end that butt joint lantern ring 10 was kept away from to first movable rod is inside sunken convex structure.
It is worth to say that the top-contacting mechanism 21 includes a second movable rod slidably sleeved with the second mounting groove 20, one end of the second movable rod close to the touch plate 16 is of a convex arc-shaped structure, a screw rod is fixedly connected to an intermediate position of one end of the second movable rod far away from the touch plate 16, a sleeve with a thread arranged on an inner ring is sleeved on a thread of the other end of the screw rod, a fastening nut is sleeved on an outer ring of one end of the sleeve far away from the screw rod, and the fastening nut is located on one side of the pressure plate 18 far away from the touch plate 16.
In addition, the butt joint hole that docks with the check lock pole is seted up to the one side that two sets of butt joint poles 17 are close to each other, and the guiding groove that sets up along its length direction is all seted up to the intermediate position that pressure strip 18 and conflict board 16 are close to one side each other.
Besides, a fastening plate with a U-shaped structure is installed on one side of the clamping plate 8 close to the supporting group 1, and the fastening plate is fixedly connected with the clamping plate 8 through screws.
Specifically, top trigger subassembly 2 and side trigger subassembly 3 all include sensing optical cable, and top trigger subassembly 2 sensing optical cable adopts the spiral mode to set up, and side trigger subassembly 3 adopts the mode setting of straight line or wave line, and sensing optical cable passes through coupling assembling 4 and supports group 1 and be connected.
The working principle is as follows: when the support assembly is used, the support assemblies 1 are sequentially installed along the positions needing to be installed in advance, then the top trigger assembly 2 is placed at the top of the support 102, the side trigger assembly 3 is placed on the side of the upright post 101, and finally the support assemblies are fixed through the connecting assembly 4;
when the optical fiber sensor is fixed, the clamping plate 8 is abutted against the outer side wall of the upright post 101, the clamping plate is fixed with the upright post 101, then the sensing optical cables on the top triggering assembly 2 and the side triggering assembly 3 are placed in the guide groove at the middle position of the abutting plate 16, then the rotating rod 11 is rotated to adjust the inclined state between the sensing optical cables and the upright post 101, so as to adjust the installation shape of the sensing optical cables, during the abutting, the abutting rod 17 is inserted into the hole reserved on the abutting plate 16, meanwhile, the pressing plate 18 is pushed towards the abutting plate 16, so that the sensing optical fibers are positioned in the guide groove between the abutting plate 16 and the pressing plate 18, at this time, the abutting block 12 on the abutting plate 16 completely outwards forms the arc-shaped structure of the sensing optical fibers, when the sleeve on the abutting mechanism 21 on the second installation groove 20 is rotated, under the action of the screw thread, the screw rod moves along the length direction of the casing, the second movable rod moves towards the first movable rod, the second movable rod extends out of the second mounting groove 20, the first movable rod is pushed towards the clamp plate 8, meanwhile, the second movable rod pushes the sensing optical fiber positioned on the abutting block 12 towards the inside of the pressing groove 13, the sensing optical fiber forms a W-shaped structure, the sensing optical fiber is clamped stably and prevented from loosening, when the first movable rod extends into the abutting ring 10, the first movable rod is clamped with the abutting ring 10, so that the rotating rod 11 is prevented from rotating, the rotating rod 11 is fixed, when the first movable rod moves, the pushing block on the first movable rod moves the locking rods towards positions far away from each other, two groups of locking rods extend out from the side edges of the rotating rod 11, then are abutted with the abutting holes reserved on the abutting rod 17, and the fastening nuts positioned on the casing are screwed at the moment, make screw rod and sleeve pipe fixed to accomplish the fixed mounting to sensing optical fiber, this design is convenient to be installed sensing optical fiber, and the convenient shape of adjusting sensing optical fiber as required in the installation is fit for different occasion installation needs, conveniently reports to the police to the peripheral air defense of natural gas station yard, improves the protective capacities in natural gas station yard.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
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 (6)
1. The air defense alarm system for the natural gas station yard comprises a top trigger component (2), a side trigger component (3) and a bearing component for bearing the top trigger component (2) and the side trigger component (3), and is characterized in that the bearing component comprises support groups (1) which are arranged at equal intervals along the length direction of the top trigger component (2), and the support groups (1) are provided with connecting components (4) fixed with the top trigger component (2) and the side trigger component (3);
coupling assembling (4) include splint (8) with the U type structure of contradicting of support group (1), splint (8) are kept away from one side intermediate position of support group (1) and are offered spout (9) of cylindrical structure, and the inside wall rigid coupling of spout (9) has rather than coaxial setting the butt joint lantern ring (10), and the one end of keeping away from support group (1) of butt joint lantern ring (10) is contradicted and is had dwang (11) that cup joints with spout (9) activity, the one end rigid coupling that dwang (11) stretched out spout (9) has rectangular shape structure to touch panel (16), and one side intermediate position that dwang (11) were kept away from to touch panel (16) is provided with touch panel (12) of convex structure, touch panel (12) are kept away from one side intermediate position of touch panel (16) and are seted up inside sunken convex structure's pressure tank (13), the intermediate position that compresses tightly tank (13) runs through the first ann's of the cross structure of touch panel (12) and dwang (11) first ann touch panel (12) are pacified The clamping device comprises a mounting groove (14), a locking mechanism (15) is sleeved in the first mounting groove (14) in a sliding mode, butt rods (17) are movably sleeved at two ends of a touch plate (16), one ends, far away from a clamping plate (8), of the two groups of butt rods (17) are fixedly connected with a same compression plate (18), a pushing groove (19) of a circular arc structure abutting against a touch block (12) is formed in the middle position of one side, close to the touch plate (16), of the compression plate (18), a second mounting groove (20) penetrating through the compression plate (18) is formed in the middle position of the pushing groove (19), and a top contact mechanism (21) is mounted in the second mounting groove (20);
locking mechanism (15) include the first movable rod that cup joints with first mounting groove (14) slip, the equal rigid coupling in both sides of first movable rod intermediate position has the promotion piece of trapezium structure, two sets of equal sliding connection in one side that promote the piece and keep away from each other has the check lock lever that cup joints with dwang (11) activity, and the check lock lever sets up with first movable rod is perpendicular, the one end rigid coupling that first movable rod is close to splint (8) has the spring with splint (8) rigid coupling, the one end cross section that first movable rod is close to the butt joint lantern ring (10) is unanimous and is regular polygon structure with butt joint lantern ring (10) inner circle cross section, the one end that butt joint lantern ring (10) was kept away from to first movable rod is inside sunken convex structure.
2. The air defense warning system for the natural gas station yard according to claim 1, characterized in that the supporting group (1) comprises a main supporting mechanism (5) and an auxiliary supporting mechanism (6) arranged in parallel with the main supporting mechanism (5), the top of the main supporting mechanism (5) is provided with the collecting mechanism (7), the main supporting mechanism (5) comprises a vertical column (101), the top of the vertical column (101) is fixedly connected with a support (102) with a V-shaped structure, the collecting mechanism (7) is fixed on the top of the support (102), the structure of the auxiliary supporting mechanism (6) is consistent with that of the main supporting mechanism (5), and the top triggering component (2) is positioned above the support (102) and is opened out of the interior.
3. The natural gas station air defense warning system according to claim 1, wherein the top contact mechanism (21) comprises a second movable rod slidably sleeved with the second mounting groove (20), one end of the second movable rod close to the touch plate (16) is of an outward convex arc-shaped structure, a screw rod is fixedly connected to the middle position of one end of the second movable rod far away from the touch plate (16), a sleeve pipe with a thread arranged on the inner ring is sleeved on the other end of the screw rod in a threaded manner, a fastening nut is sleeved on the outer ring of one end of the sleeve pipe far away from the screw rod in a threaded manner, and the fastening nut is located on one side of the compression plate (18) far away from the touch plate (16).
4. The air defense warning system for the natural gas station as claimed in claim 1, wherein the side of the two sets of abutting rods (17) close to each other is provided with abutting holes for abutting against the locking rods, and the middle position of the side of the pressing plate (18) and the abutting plate (16) close to each other is provided with a guide groove arranged along the length direction of the pressing plate and the abutting plate.
5. The air defense warning system for the natural gas station yard according to claim 1, characterized in that a fastening plate with a U-shaped structure is installed on one side of the clamping plate (8) close to the supporting group (1), and the fastening plate is fixedly connected with the clamping plate (8) through screws.
6. The natural gas station air defense warning system according to claim 1, characterized in that the top triggering component (2) and the side triggering component (3) comprise sensing optical cables, the sensing optical cables of the top triggering component (2) are arranged in a spiral mode, the side triggering component (3) is arranged in a straight line or a wavy line mode, and the sensing optical cables are connected with the supporting group (1) through the connecting component (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010370439.9A CN111710117B (en) | 2020-05-06 | 2020-05-06 | Air defense alarm system for natural gas station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010370439.9A CN111710117B (en) | 2020-05-06 | 2020-05-06 | Air defense alarm system for natural gas station |
Publications (2)
| Publication Number | Publication Date |
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| CN111710117A CN111710117A (en) | 2020-09-25 |
| CN111710117B true CN111710117B (en) | 2021-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010370439.9A Expired - Fee Related CN111710117B (en) | 2020-05-06 | 2020-05-06 | Air defense alarm system for natural gas station |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112901987A (en) * | 2021-01-15 | 2021-06-04 | 邓陆 | Artificial intelligence anti-theft device convenient to dismantle |
| CN115751179B (en) * | 2022-12-21 | 2023-08-08 | 广东珠海金湾液化天然气有限公司 | Safety warning device for unloading liquefied natural gas |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29606729U1 (en) * | 1996-04-16 | 1996-06-05 | Werler Drahtwerke GmbH & Co KG, 59457 Werl | Mat connector |
| US6866541B2 (en) * | 2001-07-26 | 2005-03-15 | Panduit Corp. | Angled patch panel with cable support bar for network cable racks |
| JP3917588B2 (en) * | 2001-10-19 | 2007-05-23 | 周平 泉 | Handrail coupling |
| CA2515750C (en) * | 2005-08-10 | 2014-06-03 | Jonathan Jonny Melic | Locking and lifting mechanism for safety fence support post |
| ES2267410B1 (en) * | 2006-03-03 | 2008-02-16 | Grupo Carlos Serrano Vicario, S.L. | MANUFACTURING PROCEDURE AND MULTIFUNCTIONAL TUBULAR POST FOR VALVES OBTAINED BY SUCH PROCEDURE. |
| CN108241192B (en) * | 2017-11-14 | 2023-07-28 | 烽火通信科技股份有限公司 | Optical fiber connector and optical fiber connection assembly |
| CN208432774U (en) * | 2018-05-21 | 2019-01-25 | 成都知睿科技有限公司 | A kind of communication engineering optical cable installation end traction device |
| CN108898768A (en) * | 2018-08-08 | 2018-11-27 | 中国石油化工股份有限公司 | A kind of installation method of anti-interference optical fiber perimeter prevention detector |
| CN109118689A (en) * | 2018-10-25 | 2019-01-01 | 北京航天控制仪器研究所 | A kind of Intelligent optical fiber circumference intrusion alarm system |
| CN209879101U (en) * | 2019-05-13 | 2019-12-31 | 甘肃锐创通讯科技工程有限公司 | Conveniently adjust length optical cable installing support |
| CN210323518U (en) * | 2019-07-31 | 2020-04-14 | 苏州托瑞斯光电科技有限公司 | Optical cable leading-in fixing device |
| CN210376821U (en) * | 2019-09-26 | 2020-04-21 | 丘昆先 | Communication optical cable traction device |
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2020
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