CN104503049B - Fiber cable cross connection box - Google Patents
Fiber cable cross connection box Download PDFInfo
- Publication number
- CN104503049B CN104503049B CN201410713846.XA CN201410713846A CN104503049B CN 104503049 B CN104503049 B CN 104503049B CN 201410713846 A CN201410713846 A CN 201410713846A CN 104503049 B CN104503049 B CN 104503049B
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- China
- Prior art keywords
- casing
- storehouse
- cable cross
- fiber cable
- connection box
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/4469—Security aspects
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a kind of fiber cable cross connection box, belong to technical field of communication equipment, top in the casing is provided with liquid nitrogen storage mechanism, the liquid nitrogen storage mechanism includes a holding vessel, liquid nitrogen is filled with the holding vessel, retractable baffle plate is symmetrically arranged with the lower end of the holding vessel, the front end of the baffle plate is provided with automatically controlled inductive switch；The second casing is provided with below the casing, air jet system is provided with second casing；The side wall of the casing and the chamber door is provided with heat sensor；Controller is additionally provided with the public storehouse.Compared with prior art; the present invention in fiber cable cross connection box by setting unique air jet system and liquid nitrogen storage mechanism; to the intensity of a fire of generation; first put out using gases at high pressure, liquid nitrogen extinguishment then can be used, not only avoid the short circuit phenomenon that fibre circuit is caused using water; and good extinguishing effect; reach the purpose of control intensity of a fire guard box in-vivo device, intellectuality fire extinguishing is safe and practical.
Description
Technical field
The invention belongs to technical field of communication equipment, more particularly to a kind of fiber cable cross connection box.
Background technology
Fiber cable cross connection box, or optical cable branch box, it is that the cable signal line outside room is linked into fibre circuit plate, from optical fiber
A plurality of fiber-optic signal line is separated in wiring board to the optical module card of fiber optic hub spine switches, realizes connecing for fiber optic network
Enter, be mainly used in the new construction of the 3G/4G base stations of smart city fiber optic network and FTTx broadband access engineering, light
Fibre zooms out, remote power feeding etc., is in outdoor environment and needs independent work, further solves electromagnetic interference problem, saves electric energy,
Reduce discharge, low-carbon environment-friendly, can be suitably used for making somebody a mere figurehead, various forms of mounting means such as peg, and spirit is carried with installing/dismounting
The characteristics of living, therefore can be widely applied to the occasions such as wireless base station.
Present fiber cable cross connection box is mainly used in exterior components, will be from fibre circuit plate due to having in fiber cable cross connection box
A plurality of fiber-optic signal line is separated to the optical module card of fiber optic hub spine switches, has heat in the transmitting procedure of fiber-optic signal
Generation, and fiber cable cross connection box is a relatively closed casing, and the aggregation of heat causes box interior temperature to raise, especially
During the broiling summer, lasting high temperature make it that the temperature in casing is very high, and then triggers fire, will be to the biography of fiber-optic signal
Defeated engineering causes serious consequence.Above mentioned problem, it would be highly desirable to solve.
The content of the invention
The present invention is directed to deficiency of the prior art, there is provided a kind of fiber cable cross connection box.
In order to solve the above-mentioned technical problem, the present invention is addressed by following technical proposals：Fiber cable cross connection box, including light
Cable distributing box casing and the chamber door being engaged with the casing, are from top to bottom disposed with public storehouse in the casing, point
Light device storehouse and cabling storehouse, wrapping post is provided with the public storehouse, optical splitter Cheng Duan is disposed with the optical splitter storehouse, described
Optical fiber connection socket is provided with cabling storehouse, the top in the casing is provided with liquid nitrogen storage mechanism, the liquid nitrogen storage
Mechanism includes a holding vessel, and liquid nitrogen is filled with the holding vessel, the holding vessel internal upper part is provided with motor, institute
State and blade is provided with the output shaft of motor, retractable baffle plate is symmetrically arranged with the lower end of the holding vessel, it is described
The front end of baffle plate is provided with automatically controlled inductive switch；The second casing is provided with below the casing, is set in second casing
It is equipped with air jet system；The side wall of the casing and the chamber door is provided with heat sensor；Also set up in the public storehouse
There is controller.
In order to obtain superior technique effect, further technological improvement also includes, and the air jet system includes two groups pairs
Claim the pneumatic cylinder set, the atmospheric pressure pole of the pneumatic cylinder is connected with a stepper motor, and the power output shaft of the stepper motor connects
Air nozzle is connected to, the pneumatic cylinder is connected with air pump, thermal infrared induction installation is socketed with the air nozzle.
In order to obtain superior technique effect, further technological improvement also includes, and the range of the atmospheric pressure pole can
Extend to the public storehouse.In this way, air nozzle can be enabled to arrive at into the upper area of casing, and then can be to case
Put out a fire in internal most of region.
In order to obtain superior technique effect, further technological improvement also includes, and the lower end of the holding vessel is provided with
Two pieces of sealing gaskets, the sealing gasket are inlaid into inside the holding vessel, and the upper surface of the baffle plate is provided with boss, the boss
In the embedded sealing gasket, the end face setting of one piece of sealing gasket is fluted, and the end face of another piece of sealing gasket is provided with
With the projection of the fit depressions.In this way, sealing gasket can seal liquid nitrogen inside holding vessel up for safekeeping, when opening baffle plate
When, baffle plate turning can drive sealing gasket to open, and then discharge liquid nitrogen.
In order to obtain superior technique effect, further technological improvement also includes, the flip angle scope of the baffle plate
For 0 degree to 60 degree.In this way, to fall husky in-house fine sand to be fast and accurately slipped to region to be put out a fire, and then
The intensity of a fire is controlled, realizes fire extinguishing purpose.
In order to obtain superior technique effect, further technological improvement also includes, set on the chamber door described in
Heat sensor correspond to the area of space in the public storehouse, the optical splitter storehouse and the cabling storehouse respectively.In this way,
Heat sensor is provided with each storehouse in area of space, after finding the intensity of a fire in guard box body, heat sensor is in time by temperature
Degree signal value feeds back to controller, so as to put out a fire in time.
In order to obtain superior technique effect, further technological improvement also includes, and is set in the upper surface of the casing
There is fire alarm.In this way, the information that the intensity of a fire occurs in fiber cable cross connection box is passed into the external world in time in time, relevant people is allowed
Member's maintenance in time.
In order to obtain superior technique effect, further technological improvement also includes, and is set on the automatically controlled inductive switch
There is support frame, support frame as described above is with the baffle plate in 90 degree of settings.In this way, after baffle plate is opened, support frame is to baffle plate
It is supported so that become V-type mouth, facilitate the release of liquid nitrogen.
The present invention operation principle be：When the aggregation in fiber cable cross connection box due to heat cause box interior temperature raise or
After short circuit triggers concrete on fire, the heat sensor of box house to experience temperature anomaly, signal is fed back into controller, controller
So that fire alarm sends alarm, while controller sends control signals to pneumatic cylinder and stepper motor, starts gas
Cylinder pressure, four atmospheric pressure poles are upwardly extended by the through hole of bottom half so that air nozzle reaches in fire area, thermal infrared sensing
Device can automatically detect flare so that air nozzle automatic adjusting position is to flare is directed at, and after air pressure pump startup, air nozzle sprays
Gases at high pressure are by spark extinguishing.If above-mentioned fire extinguishing is not completed, after controller receives the signal of heat sensor again,
After starting automatically controlled inductive switch, sealing gasket can be driven to overturn while baffle plate is opened, support frame is supported to baffle plate, is made
Obtain baffle plate and become V-type mouth, while motor band movable vane piece drives downwards liquid nitrogen, liquid nitrogen is fast and accurately slid by V-type mouth
To region to be put out a fire, because the temperature of liquid nitrogen is very low, Wen Duxiajiang rapidly causes the intensity of a fire of fire area to extinguish, and then by fire
Put out completely.So extinguishing device is set to not only avoid the short circuit phenomenon for causing fibre circuit using water, and extinguishing effect
It is good, reach the purpose of control intensity of a fire guard box in-vivo device.
The beneficial effects of the invention are as follows：By air jet system and liquid nitrogen storage machine that uniqueness is set in fiber cable cross connection box
Structure, to the esoteric intensity of a fire of case, first put out using gases at high pressure, liquid nitrogen extinguishment then can be used, not only avoid using water
The short circuit phenomenon of fibre circuit, and good extinguishing effect are caused, reaches the purpose of control intensity of a fire guard box in-vivo device；It is arranged on
The devices such as heat sensor and controller in casing, after can finding the intensity of a fire in guard box body, heat sensor is in time by temperature
Degree signal value feeds back to controller, reaches the purpose put out a fire in time.Intellectuality fire extinguishing, it is safe and practical.
Brief description of the drawings
Fig. 1 is the overall schematic of the present invention.
Fig. 2 is the top view of the air jet system of the present invention.
Fig. 3 is the schematic diagram of the liquid nitrogen storage mechanism of the present invention.
Fig. 4 is the structure principle chart of the control circuit of the present invention.
Embodiment
The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings.
Referring to shown in Fig. 1 to Fig. 4, a kind of specific embodiment of optical cable cross-connecting box.Fiber cable cross connection box, including optical cable
Connection case 1 and the chamber door 2 being engaged with the casing 1, public storehouse is from top to bottom disposed with the casing 1
11, optical splitter storehouse 12 and cabling storehouse 13, wrapping post 110 is provided with the public storehouse 11, is disposed with the optical splitter storehouse 12
Optical splitter is provided with optical fiber connection socket 130, the top in the casing 1 is provided with into end 120 in the cabling storehouse 13
Liquid nitrogen storage mechanism 3, the liquid nitrogen storage mechanism 3 include a holding vessel 31, liquid nitrogen are filled with the holding vessel 31, in institute
State the internal upper part of holding vessel 31 and be provided with motor 32, blade 320 is provided with the output shaft of the motor 32, described
The lower end of holding vessel 31 is symmetrically arranged with retractable baffle plate 33, and the front end of the baffle plate 33 is provided with automatically controlled inductive switch 34；
The second casing 20 is provided with below the casing 1, air jet system 4 is provided with second casing 20；In the casing 1
The side wall of the chamber door 2 is provided with heat sensor 6；Controller 7 is additionally provided with the public storehouse 11.
In above-mentioned technical proposal, as preferable, the air jet system 4 includes two groups of symmetrically arranged pneumatic cylinders 41, institute
The atmospheric pressure pole 410 for stating pneumatic cylinder 41 is connected with a stepper motor 42, and the power output shaft 420 of the stepper motor 42 is connected with spray
Valve 43, the pneumatic cylinder 41 are connected with air pump 44, thermal infrared induction installation 5 are socketed with the air nozzle 43.
In above-mentioned technical proposal, as preferable, the range of the atmospheric pressure pole 41 may extend to the public storehouse 11.
It can so enable air nozzle 43 to arrive at into the upper area of casing 1, and then most of region in casing 1 can be carried out
Fire extinguishing.
In above-mentioned technical proposal, as preferable, the lower end of the holding vessel 31 is provided with two pieces of sealing gaskets 35, described close
Packing 35 is inlaid into inside the holding vessel 31, and the upper surface of the baffle plate 33 is provided with boss 330, and the boss 330 is embedded in
In the sealing gasket 35, the end face of one piece of sealing gasket 35 sets fluted 350, and the end face of another piece of sealing gasket 35 is set
It is equipped with the projection 351 being engaged with the groove 350.So sealing gasket 35 can seal liquid nitrogen up for safekeeping inside holding vessel 31, when
When opening baffle plate 33, the upset of baffle plate 33 can drive sealing gasket 35 to open, and then discharge liquid nitrogen.
In above-mentioned technical proposal, as preferable, the flip angle scope of the baffle plate 33 is 0 degree to 60 degree.
In above-mentioned technical proposal, as preferable, the heat sensor 6 set on the chamber door 2 corresponds to respectively
The area of space in the public storehouse 11, the optical splitter storehouse 12 and the cabling storehouse 13, the area of space so in each storehouse
Heat sensor is inside provided with, is ensured after finding the intensity of a fire in casing 1, heat sensor 6 in time feeds back to temperature signal value
Controller, so as to put out a fire in time.
In above-mentioned technical proposal, as preferable, the upper surface of the casing 1 is provided with fire alarm 8.So and
When by fiber cable cross connection box occur the intensity of a fire information pass to the external world in time, allow related personnel to overhaul in time.
In above-mentioned technical proposal, as preferable, the heat sensor 6, the automatically controlled inductive switch 34, the fire alarm
Alarm 8 and the stepper motor 42 are by the control of the controller 7.
In above-mentioned technical proposal, as preferable, support frame 340, the branch are provided with the automatically controlled inductive switch 34
Support 340 is with the baffle plate 33 in 90 degree of settings.So after baffle plate 33 is opened, support frame 340 is supported to baffle plate 33,
So that becoming V-type mouth, facilitate the release of liquid nitrogen.
The present invention operation principle be：When the aggregation in fiber cable cross connection box due to heat causes the internal temperature of casing 1 to raise
Trigger concrete on fire, after the heat sensor 6 inside casing 1 experiences temperature anomaly, signal is fed back into controller 7, controller 7
So that fire alarm 8 sends alarm, while controller 7 sends control signals to pneumatic cylinder 41 and stepper motor 42,
Start pneumatic cylinder 41, four atmospheric pressure poles 410 are upwardly extended by the through hole of the bottom of casing 1 so that air nozzle 43 reaches ignition zone
In domain, the thermal infrared induction installation 5 on air nozzle 43 can automatically detect flare so that the automatic adjusting position of air nozzle 43 is to right
Quasi- flare, after pulsometer 44 starts, air nozzle 43 sprays gases at high pressure by spark extinguishing.If above-mentioned fire extinguishing is not completed,
After controller 7 receives the signal of heat sensor 6 again, after starting automatically controlled inductive switch 34, while baffle plate 33 is opened
Sealing gasket 35 can be driven to overturn, support frame 340 is supported to baffle plate 33 so that baffle plate 33 becomes V-type mouth, while drives electricity
Machine 32 drives downwards liquid nitrogen with movable vane piece 320, and liquid nitrogen is fast and accurately slipped to region to be put out a fire by V-type mouth, due to liquid nitrogen
Temperature it is very low, Wen Duxiajiang rapidly causes the intensity of a fire of fire area to extinguish, so by fire put out completely.Fire extinguishing is so set
Device not only avoid the short circuit phenomenon that fibre circuit is caused using water, and good extinguishing effect, reach control intensity of a fire guard box
The purpose of in-vivo device.
Listed above is only the specific embodiment of the present invention, it is clear that the embodiment the invention is not restricted to more than.This area
The those of ordinary skill's all deformations that directly can export or associate from present disclosure, all should belong to the present invention's
Protection domain.
Claims (8)
1. fiber cable cross connection box, including optical cable cross-connecting box casing（1）With with the casing（1）The chamber door being engaged（2）, in the case
Body（1）Inside from top to bottom it is disposed with public storehouse（11）, optical splitter storehouse（12）With cabling storehouse（13）, the public storehouse（11）It is interior
It is provided with wrapping post（110）, the optical splitter storehouse（12）Inside it is disposed with optical splitter Cheng Duan（120）, in the cabling storehouse（13）It is interior
It is provided with optical fiber connection socket（130）, it is characterised in that in the casing（1）Interior top is provided with liquid nitrogen storage mechanism
（3）, the liquid nitrogen storage mechanism（3）Including a holding vessel（31）, in the holding vessel（31）It is interior to be filled with liquid nitrogen, in the storage
Deposit tank（31）Internal upper part is provided with motor（32）, the motor（32）Output shaft on be provided with blade（320）,
The holding vessel（31）Lower end be symmetrically arranged with retractable baffle plate（33）, the baffle plate（33）Front end be provided with automatically controlled sense
Inductive switch（34）；In the casing（1）Lower section is provided with the second casing（20）, in second casing（20）Inside it is provided with jet
Device（4）；In the casing（1）With the chamber door（2）Side wall be provided with heat sensor（6）；In the public storehouse（11）
Inside it is additionally provided with controller（7）.
2. fiber cable cross connection box according to claim 1, it is characterised in that the air jet system（4）Symmetrically set including two groups
The pneumatic cylinder put（41）, the pneumatic cylinder（41）Atmospheric pressure pole（410）It is connected with a stepper motor（42）, the stepper motor
（42）Power output shaft（420）It is connected with air nozzle（43）, the pneumatic cylinder（41）It is connected with air pump（44）, the air nozzle
（43）On be socketed with thermal infrared induction installation（5）.
3. fiber cable cross connection box according to claim 2, it is characterised in that the atmospheric pressure pole（410）Range can prolong
Extend the public storehouse（11）.
4. fiber cable cross connection box according to claim 1, it is characterised in that the holding vessel（31）Lower end be provided with two pieces
Sealing gasket（35）, the sealing gasket（35）It is inlaid into the holding vessel（31）Inside, the baffle plate（33）Upper surface be provided with
Boss（330）, the boss（330）The embedded sealing gasket（35）It is interior, one piece of sealing gasket（35）End face be provided with it is recessed
Groove（350）, another piece of sealing gasket（35）End face be provided with and the groove（350）The projection being engaged（351）.
5. fiber cable cross connection box according to claim 1, it is characterised in that the baffle plate（33）Flip angle scope be 0
Spend to 60 degree.
6. fiber cable cross connection box according to claim 1, it is characterised in that in the chamber door（2）The heat of upper setting
Sensor（6）The public storehouse is correspond to respectively（11）, the optical splitter storehouse（12）With the cabling storehouse（13）Area of space.
7. fiber cable cross connection box according to claim 1, it is characterised in that in the casing（1）Upper surface be provided with fire
Alert alarm（8）.
8. fiber cable cross connection box according to claim 1, it is characterised in that the automatically controlled inductive switch（34）On be provided with branch
Support（340）, support frame as described above（340）With the baffle plate（33）In 90 degree of settings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410713846.XA CN104503049B (en) | 2014-12-02 | 2014-12-02 | Fiber cable cross connection box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410713846.XA CN104503049B (en) | 2014-12-02 | 2014-12-02 | Fiber cable cross connection box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104503049A CN104503049A (en) | 2015-04-08 |
| CN104503049B true CN104503049B (en) | 2017-11-24 |
Family
ID=52944460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410713846.XA Active CN104503049B (en) | 2014-12-02 | 2014-12-02 | Fiber cable cross connection box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104503049B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112162373B (en) * | 2020-10-21 | 2021-05-28 | 常州市工业互联网研究院有限公司 | Fireproof optical cable cross-connecting cabinet for communication base station |
| CN114445995A (en) * | 2021-12-20 | 2022-05-06 | 国网山东省电力公司东平县供电公司 | Fire monitoring and alarming system of power equipment |
| CN114660746B (en) * | 2022-03-31 | 2024-04-02 | 杭州兴达通信有限公司 | Fireproof anti-theft outdoor optical cable distributing box |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101300610A (en) * | 2005-11-04 | 2008-11-05 | 艾摩罗那股份公司 | Apparatus for fire detection in an electrical equipment rack |
| CN201578787U (en) * | 2009-12-31 | 2010-09-15 | 北京森沃鑫达开关有限公司 | Control cabinet of fire-fighting constant-pressure automatic water feeding equipment |
| CN202383336U (en) * | 2011-12-26 | 2012-08-15 | 宁波市令通电信设备有限公司 | Cross connecting cabinet |
| WO2013104932A2 (en) * | 2012-01-15 | 2013-07-18 | Alan Beresford | Temperature-control system and method |
| CN103338618A (en) * | 2013-07-12 | 2013-10-02 | 曲昭波 | Network cabinet with refrigeration and extinguishment functions |
-
2014
- 2014-12-02 CN CN201410713846.XA patent/CN104503049B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101300610A (en) * | 2005-11-04 | 2008-11-05 | 艾摩罗那股份公司 | Apparatus for fire detection in an electrical equipment rack |
| CN201578787U (en) * | 2009-12-31 | 2010-09-15 | 北京森沃鑫达开关有限公司 | Control cabinet of fire-fighting constant-pressure automatic water feeding equipment |
| CN202383336U (en) * | 2011-12-26 | 2012-08-15 | 宁波市令通电信设备有限公司 | Cross connecting cabinet |
| WO2013104932A2 (en) * | 2012-01-15 | 2013-07-18 | Alan Beresford | Temperature-control system and method |
| CN103338618A (en) * | 2013-07-12 | 2013-10-02 | 曲昭波 | Network cabinet with refrigeration and extinguishment functions |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104503049A (en) | 2015-04-08 |
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