CN102595835A - Direct-embedded electronic equipment protection device and direct-embedded optical-cable communication access equipment - Google Patents
Direct-embedded electronic equipment protection device and direct-embedded optical-cable communication access equipment Download PDFInfo
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- CN102595835A CN102595835A CN2012100663674A CN201210066367A CN102595835A CN 102595835 A CN102595835 A CN 102595835A CN 2012100663674 A CN2012100663674 A CN 2012100663674A CN 201210066367 A CN201210066367 A CN 201210066367A CN 102595835 A CN102595835 A CN 102595835A
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Abstract
本发明公开了一种直埋式电子设备保护装置和直埋式光缆通讯接入设备。直埋式电子设备保护装置包括直埋式电子设备的保护壳体，还包括设于保护壳体上方的隔离罩，保护壳体的上方与隔离罩之间设有空气隔离空间；保护壳体设有位于空气隔离空间内的密封边和/或人机界面，隔离罩为设有一个位于下方的开口腔的密封罩。本发明保护装置采用具有空气隔离空间的隔离罩结构，并采用多层的密封结构，达到IP68级的密封效果，并采用透气呼吸器，有效保证电子设备箱内的空气流通，和防止箱内水凝露。有效克服了地下水浸箱体漏水、箱内空气流通、防潮、防水、防霉、防盐雾、防尘、防盗、防恶意破坏等问题。可广泛于直埋式电子设备的防水保护，比如直埋式通讯设备，直埋式监控设备等。
The invention discloses a direct-buried electronic equipment protection device and a direct-buried optical cable communication access device. The direct-buried electronic equipment protection device includes a protective shell for the direct-buried electronic equipment, and an isolation cover arranged above the protective shell, and an air isolation space is provided between the top of the protective shell and the isolation cover; the protective shell is designed There is a sealing edge and/or a human-machine interface located in the air isolation space, and the isolation cover is a sealing cover provided with an opening cavity located below. The protection device of the present invention adopts an isolation cover structure with an air isolation space, and adopts a multi-layer sealing structure to achieve an IP68 sealing effect, and uses a breathable respirator to effectively ensure the air circulation in the electronic equipment box and prevent water in the box. Condensation. It effectively overcomes the problems of water leakage in the underground water immersion box, air circulation in the box, moisture-proof, waterproof, mildew-proof, salt spray, dust-proof, anti-theft, anti-malicious damage and other problems. It can be widely used in the waterproof protection of directly buried electronic equipment, such as directly buried communication equipment, directly buried monitoring equipment, etc.
Description
Technical field
The present invention relates to a kind of protective device and the electronic equipment that adopts this protective device of electronic equipment, be meant that more particularly a kind of direct burial electronic equipment protection device reaches by its plow-in optical cable communication access device that constitutes.
Background technology
Existing fiber cable cross connection box (being the fiber optic communications access device) mounting means has several kinds: the fiber cable cross connection box that Pedestal mounted fiber cable cross connection box, the built on stilts fiber cable cross connection box of installing, wall hanging are installed; And these several kinds of modes all have certain space requirement to installation environment, are selecting the physics infield and are building and coordinate all to have considerable problem.
Along with the full-service demand increases rapidly,, existing fiber cable cross connection box is constantly produced the function of requirements at the higher level to the rapid raising that all-optical network requires.
At present, along with family's broadband services expands just rapidly, these business features are to have regionality, network guarantee rank relatively low, therefore all build based on the ODN network.And the major technique characteristics of ODN network just are rational optical node and cable network layout, and bottleneck and difficulty that China Mobile runs in the development client of family broadband services are mainly reflected in following several respects:
1) the transmission network basic resource is nervous, and especially conduit resource is nervous.The main business core of operator is wireless; For starting late of wired access construction, its basic resource is not abundant, especially is embodied in conduit resource; But because the construction of pipeline receives the restriction of each side factor such as municipal administration; Its construction difficulty is bigger, so the progress that influence is built the situation that pipe-line construction is obstructed appears, in regular meeting.
2) optical node is built difficulty.Traditional fiber cable cross connection box be mostly with land, make somebody a mere figurehead, the form of wall hanging installs, the fiber cable cross connection box of grounding and overhead type needs certain floor space, and present urban land reports that to build difficulty, cycle long, has had a strong impact on the construction response speed of business demand.The on-wall type fiber cable cross connection box is influenced by the body of wall load-bearing, can only support the volume of 144 cores at most.
3) city dweller's environmental consciousness is more and more stronger, and also flaring is big more for each operator's construction scale, and according to the actual conditions analysis of building in recent years, optical node is set, and comparatively reasonably physical packaging position is fewer and feweri.
To state of the current network and existing various fiber cable cross connection boxes installation environment all there is certain space requirement; Selecting the physics infield and building and coordinate all to have great number of issues; Inventor's innovative design goes out a kind of direct burial electronic equipment protection device and plow-in optical cable communication access device, solve existing fiber cable cross connection box land occupation resource, influence the appearance of the city, influence traffic, be subject to the artificial problem of damaging, and the intensification cable network covers; Practice thrift conduit resource; Accelerating to build response speed, quicken to cover comprehensively, also is many because construction condition is created in the limited zone of objective condition.
Summary of the invention
The objective of the invention is to overcome the deficiency of prior art; And a kind of direct burial electronic equipment protection device and plow-in optical cable communication access device are provided, solve existing fiber cable cross connection box land occupation resource, influence the appearance of the city, influence traffic, be subject to the artificial problem of damaging, and the intensification cable network covers; Practice thrift conduit resource; Accelerating to build response speed, quicken to cover comprehensively, also is many because construction condition is created in the limited zone of objective condition.
For realizing above-mentioned purpose, the present invention adopts following technical scheme:
The direct burial electronic equipment protection device comprises the protection housing of direct burial electronic equipment, it is characterized in that also comprising the cage of being located at protection housing top, is provided with the air insulated space between the top of said protection housing and the cage; Said protection housing is provided with sealing strip and/or the man-machine interface that is positioned at the air insulated space, and described cage is to be provided with a seal closure that is positioned at the atrium of below.
Its further technical scheme is: all or part of of said protection housing is built in the cage, is provided with the isolation connection limit that is used for fixing cage around the protection housing.
Its further technical scheme is: the upper surface of said protection housing is provided with a ventilated device at least, and said ventilated device is Non-return air valve or the valve body that is provided with the one-way ventilating film.
Its further technical scheme is: said protection housing is provided with into water transducer, and described protection housing is provided with the warning circuit that connects with the transducer of intaking.
Its further technical scheme is: described protection housing comprises lower house and upper shell; Be provided with two commissural flanges between described lower house and the upper shell; Commissural flange and outer commissural flange in comprising, described interior commissural flange is provided with inner seal structure, and described outer commissural flange is provided with outer seal configuration.
A kind of plow-in optical cable communication access device; It is characterized in that comprising plow-in optical cable communication access device and be located at plow-in optical cable communication access device protection housing all around; Also comprise the cage of being located at protection housing top, be provided with the air insulated space between the top of said protection housing and the cage; Said protection housing is provided with sealing strip and/or the man-machine interface that is positioned at the air insulated space, and described cage is to be provided with a seal closure that is positioned at the atrium of below.
Its further technical scheme is: the upper surface of said protection housing is provided with a ventilated device at least, and said ventilated device is Non-return air valve or the valve body that is provided with the one-way ventilating film; The all or part of of said protection housing is built in the cage, is provided with the isolation connection limit that is used for fixing cage around the protection housing.
Its further technical scheme is: described protection housing comprises lower house and upper shell; Be provided with two commissural flanges between described lower house and the upper shell; Commissural flange and outer commissural flange in comprising, described interior commissural flange is provided with inner seal structure, and described outer commissural flange is provided with outer seal configuration; Described isolation connection limit is provided with the isolating seal structure.
Its further technical scheme is: described upper shell and lower house are hinge-coupled, and described fiber optic communications access device comprises that molten fine unit, optical cable lead in/out unit, optical branching device unit, optical cable berth bit location and block.
Its further technical scheme is: described molten fine unit, optical cable lead in/out unit, optical branching device unit, the optical cable bit location that berths and are fixed in the inboard bottom of lower house; Also comprise the distributing board that is used for fixing block, said distributing board hinge-coupled is in an inner side edge of lower house.
The present invention's beneficial effect compared with prior art is: direct burial electronic equipment protection device of the present invention adopts the isolation cover structure with air insulated space; Under the situation that does not increase complicated hermetically-sealed construction, guaranteed the water resistance of direct burial electronic equipment protection device, both had favorable waterproof property; Also has good opened protection; Adopt the hermetically-sealed construction of multilayer, reach the sealing effectiveness of IP68 level, and adopt ventilated device; Effectively guarantee the circulation of air in the electronic equipment cabinet and prevent that water-setting reveals in the case.Can be extensively in the waterproofing protection of direct burial electronic equipment, such as the direct burial communication apparatus, direct burial watch-dog etc.Plow-in optical cable communication access device of the present invention has overcome effectively that underground water logging casing leaks, case inner air flow, protection against the tide, waterproof, mildew-resistant, anti-salt fog, dustproof, antitheft, anti-malicious sabotage problem.Function is compared with existing fiber cable cross connection box has increased optical branching device, the fiber cable joint bit function that berths, and structure is compared high density more with existing fiber cable cross connection box, and walking fine cloth fibre has reasonable passage.
Plow-in optical cable communication access device of the present invention is compared with ground type fiber optic communications access device, only takies underground land resource, and land resource request for utilization difficulty reduces; Because of the plow-in optical cable access device is not exposed to ground, can not occur car crass, artificially prize bad, artificially paste artificial destruction phenomenon such as small advertisement, guarantee that communication is unimpeded; The optical cable access device not highlightedly the surface block pilot's line of vision, solving console mode optical cable access device influences traffic safety problem; Simultaneously can be through adopting the well lid consistent with surrounding enviroment, perfection is fused in the urban environment, discharges the city space, guarantees city look and feel.Compare with overhead type fiber optic communications access device, plow-in optical cable communication access device makes and builds construction, safeguard to transfer to from work high above the ground and land operation, reduced task difficulty; It is parallel with active electric wire that the installation of plow-in optical cable communication access device has been avoided, and avoided causing because of the electric wire heating infringement of optical cable crust, guarantees the communication assets security; Because of underground cellar has characteristic cool in summer and warm in winter, plow-in optical cable communication access device can the temperature condition of high temperature of device interior not occur because of the weather temperature increase, guarantees communication quality and communication products useful life; This plow-in optical cable communication access device adopts good waterproof, anticorrosion, resistance to compression design, can be under the prerequisite of guaranteeing low difficulty construction construction, upkeep operation, and the various potential safety hazards when natural calamities such as elimination heavy rain, typhoon are attacked.Plow-in optical cable communication access device is compared with wall-hung type fiber optic communications access device, and it is more that selectable location is installed in the construction of plow-in optical cable communication access device, is hidden installation, can avoid being subject to the place that the owner obstructs and destroys, and guarantees construction plan; Do not receive the restriction of surrounding building, simultaneously can be through adopting the well lid consistent with surrounding enviroment, perfection is fused in the urban environment, discharges the city space, guarantees city look and feel; Because of plow-in optical cable communication access device is not exposed to ground, generally can not occur car crass, artificially prize bad, artificially paste artificial destruction phenomenon such as small advertisement, guarantee that communication is unimpeded.
Plow-in optical cable communication access device of the present invention has increased optical node effectively and has built means, extends to cover, and makes fiber cable branch point more close on the user, and the fibre core allocation schedule is more flexible.Can bring good economic benefit and social benefit: practice thrift trunk, the construction investment of branch road optical cable, save the input of optical splitter, improve PON mouth utilance; Reduce and safeguard the fault point, reduce maintenance difficulties, help the enforcement of engineering construction; Help security protection, the plow-in optical cable access device is positioned at underground, installs hidden; Reduce the factor of vehicle damage, artificial destruction, guaranteed communication security.
Below in conjunction with accompanying drawing and specific embodiment the present invention is further described.
Description of drawings
Fig. 1 is the generalized section of the specific embodiment of direct burial electronic equipment protection device of the present invention;
Fig. 2 is the three-dimensional structure diagram (having cage and the optical cable that leads in/out) of plow-in optical cable communication access device specific embodiment of the present invention;
Fig. 3 is the casing plan view of Fig. 2 embodiment (from top to bottom overlook direction);
Fig. 4 is the A-A cutaway view of Fig. 3;
Fig. 5 is the B portion partial enlarged drawing among Fig. 4;
Fig. 6 is in the plan view (from top to bottom overlook direction) of open mode for the casing among Fig. 2 embodiment;
Fig. 7 is the upward view (the not shown optical cable that leads in/out) of Fig. 6;
Fig. 8 is the left view of Fig. 6.
Description of reference numerals
A air insulated space S direct burial electronic equipment
1 protection housing 1A lower house
1B upper shell 11 sealing strips
12 man-machine interfaces, 13 isolation connection limits
14 water inlet transducers, 2 cages
3 ventilated device 4 wire bushings
Sealing strip on the 51 lower seal limits 52
521 hollow tube chamber 5A inner seal structures
5B outer seal configuration 5C isolating seal structure
610 perforation of 61 casings
63 casees covers of 62 chamber doors
71 molten fine unit, 72 optical cables lead in/out the unit
73 optical branching device unit, the 74 optical cables bit location that berths
75 blocks, 82 mechanical type linkages
8 distributing boards 81 are around fine post
9 optical cables 64 are installed suspension ring
Embodiment
In order more to make much of technology contents of the present invention, below in conjunction with specific embodiment technical scheme of the present invention is further introduced and explanation, but be not limited to this.
As shown in Figure 1; Structural representation for direct burial electronic equipment protection device of the present invention; It comprises the protection housing 1 of direct burial electronic equipment S, also comprises the cage 2 of being located at protection housing 1 top, is provided with air insulated space A between the top of protection housing 1 and the cage 2; Protection housing 1 is provided with the sealing strip 11 and man-machine interface 12 that is positioned at air insulated space A, and cage 2 is for being provided with a seal closure that is positioned at the atrium of below.Protection the whole of housing 1 be built in the cage 2, is provided with the isolation connection limit 13 (the isolation connection limit is provided with isolating seal structure 5C) that is used for fixing cage 2 around protection housing 1 bottom.The upper surface of protection housing 1 is provided with two ventilated devices 3, and ventilated device 3 is for being provided with the valve body (also can adopt the Non-return air valve of minute-pressure formula, promptly only allow the valve body of air one-way flow) of one-way ventilating film.The protection housing 1 outer into water transducer 14 (can be a kind of liquid level gauge or liquid-level switch of electronic type) that is provided with; It is (not shown to be provided with the warning circuit that connects with the transducer 14 of intaking in the protection housing 1; Can with the design of main circuit of electronic equipment together; Thereby can the communication network of water inlet signal through electronic equipment outwards be sent, prompting user containment vessel is external to seep water, and helps in time getting rid of the infiltration state).Protection housing 1 comprises lower house 1A and upper shell 1B, is provided with two commissural flanges between lower house 1A and the upper shell 1B, commissural flange and outer commissural flange in comprising, and interior commissural flange is provided with inner seal structure 5A, and outer commissural flange is provided with outer seal configuration 5B.
Extremely shown in Figure 7 like Fig. 2; Embodiment for plow-in optical cable communication access device of the present invention; The protection housing that its adopts comprises casing 61 (being lower house), chamber door 62 (be upper shell, also can be referred to as case lid), case cover 63 (being cage), is located at inner plow-in optical cable communication access device and is double-layer structure up and down; Comprise that the molten fine unit 71, the optical cable that are positioned at the bottom lead in/out unit 72, optical branching device unit 73, optical cable berth bit location 74 and superposed block 75.Casing 61 wherein, chamber door 62, case cover 63 threes utilize securing member and three-layer sealed structure (comprising inner seal structure 5A, outer seal configuration 5B and isolating seal structure 5C) to cooperate waterproof and the sealing effectiveness that reaches the IP68 level, wherein work as isolating seal structure 5C and are destroyed, and outside water infiltrates to the A of air insulated space; Because air is compressed in to a certain degree the time and can not be compressed that (compression degree depends on the pressure of external water again; Be the degree of depth of water), under normal conditions, make water can't reach the position of outer seal configuration 5B; Reach the effect of better sealing; And the position of inner seal structure 5A also is higher than the position of outer seal configuration 5B, further improved sealing effectiveness, and inner seal structure 5A adopted trench structure; Comprise sealing strip and lower seal limit; Lower seal limit 51 is raised line shape (being stuck in the upper end-face edge of casing), the groove strip (be stuck in chamber door inboard rectangular channel in) of last sealing strip 52 for being provided with hollow tube chamber 521, and hollow tube chamber 521 wherein forms the space of strain; Help forming bigger deformation space, do not influence sealing effectiveness again.Aforesaid three-layer sealed structure adds the air insulated space again, forms the effect of four-layer seal.With existing fiber cable cross connection box compared with techniques, overcome effectively that underground water logging casing leaks, case inner air flow, protection against the tide, waterproof, mildew-resistant, anti-salt fog, dustproof, antitheft, anti-malicious sabotage problem.Function is compared with existing fiber cable cross connection box has increased optical branching device, the fiber cable joint bit function that berths, and structure is compared high density more with existing fiber cable cross connection box, and walking fine cloth fibre has reasonable passage.
In the present embodiment, chamber door 62 (being upper shell) and casing 61 (being lower house) be hinge-coupled, and the fiber optic communications access device comprises that melting fine unit 71, optical cable leads in/out unit 72, optical branching device unit 73, optical cable berth bit location 74 and block 75.Molten fine unit 71, optical cable lead in/out unit 72, optical branching device unit 73, the optical cable bit location 74 that berths and are fixed in the bottom of box inside; Also comprise the distributing board 8 that is used for fixing block 75, distributing board 8 hinge-coupled in casing a side.Side at casing 61 also is provided with the perforation that optical cable leads in/out, and these adopt the mode of thermal contraction sebific duct that sealed attachment is carried out in the perforation of every optical cable 9.
Also be provided with around fine post 81 on the distributing board 8 (being convertible Wiring module district), so that around putting long tail optical fiber.After opening chamber door; Be the convertible Wiring module page or leaf of one deck (being distributing board 8); This Wiring module page or leaf one side has mechanical type linkage 82, realizes that (promptly when not digging distributing board, operating personnel can manage line, wiring or detection failure to the last plane of distributing board for distribution and relative flip-flop movement; When digging distributing board; Operating personnel can manage line, wiring or detection failure to the lower plane of distributing board), fiber optic adapters is installed on the mounting bar that this Wiring module page or leaf sets, maximum configurable be 288 cores; Dig after the convertible Wiring module page or leaf; Be the main box internal module just; Internal module comprises aforesaid molten fine unit 71, optical cable and leads in/out unit 72, optical branching device unit 73, the optical cable bit location 74 that berths; Wherein optical cable leads in/out that unit 72 is provided with optical cable and strengthening core fixture, optical fiber ribbon cable is opened the stripping protector; Molten fibre and Pan Xianmokuaiqu (promptly molten fine unit 71) are provided with left and right rail by standard, and configurable a plurality of 12 core card insert type fibre melting disc fiber modules, branch light path device block region (being optical branching device unit 73) and the optical cable connector plot structure (be optical cable berth bit location 74) that berths is identical with fibre melting disc fiber module plot structure; Each block region periphery, convertible Wiring module district periphery at box house all are provided with wire bushing 4 and are used for laying in order of tail optical fiber.
In other embodiment, in order to reach better sealing effectiveness, reduce the time that infiltration is trapped in the containment vessel periphery, the protection housing preferentially is laid on the ground, cellar of adopting the cobblestone material to make, so that draining in time.
In sum, direct burial electronic equipment protection device of the present invention adopts the isolation cover structure with air insulated space, under the situation that does not increase complicated hermetically-sealed construction; Guarantee the water resistance of direct burial electronic equipment protection device, both had favorable waterproof property, also had good detachability; Adopt the hermetically-sealed construction of multilayer, reach the sealing effectiveness of IP68 level, and adopt ventilated device; Effectively guarantee the circulation of air in the electronic equipment cabinet and prevent that water-setting reveals in the case.Can be extensively in the waterproofing protection of direct burial electronic equipment, such as the direct burial communication apparatus, direct burial watch-dog etc.
Plow-in optical cable communication access device of the present invention is compared with ground type fiber optic communications access device, only takies underground land resource, and land resource request for utilization difficulty reduces; Because of the plow-in optical cable access device is not exposed to ground, can not occur car crass, artificially prize bad, artificially paste artificial destruction phenomenon such as small advertisement, guarantee that communication is unimpeded; The optical cable access device not highlightedly the surface block pilot's line of vision, solving console mode optical cable access device influences traffic safety problem; Simultaneously can be through adopting the well lid consistent with surrounding enviroment, perfection is fused in the urban environment, discharges the city space, guarantees city look and feel.Compare with overhead type fiber optic communications access device, plow-in optical cable communication access device makes and builds construction, safeguard to transfer to from work high above the ground and land operation, reduced task difficulty; It is parallel with active electric wire that the installation of plow-in optical cable communication access device has been avoided, and avoided causing because of the electric wire heating infringement of optical cable crust, guarantees the communication assets security; Because of underground cellar has characteristic cool in summer and warm in winter, plow-in optical cable communication access device can the temperature condition of high temperature of device interior not occur because of the weather temperature increase, guarantees communication quality and communication products useful life; This plow-in optical cable communication access device adopts good waterproof, anticorrosion, resistance to compression design, can be under the prerequisite of guaranteeing low difficulty construction construction, upkeep operation, and the various potential safety hazards when natural calamities such as elimination heavy rain, typhoon are attacked.Plow-in optical cable communication access device is compared with wall-hung type fiber optic communications access device, and it is more that selectable location is installed in the construction of plow-in optical cable communication access device, is hidden installation, can avoid being subject to the place that the owner obstructs and destroys, and guarantees construction plan; Do not receive the restriction of surrounding building, simultaneously can be through adopting the well lid consistent with surrounding enviroment, perfection is fused in the urban environment, discharges the city space, guarantees city look and feel; Because of plow-in optical cable communication access device is not exposed to ground, generally can not occur car crass, artificially prize bad, artificially paste artificial destruction phenomenon such as small advertisement, guarantee that communication is unimpeded.
Plow-in optical cable communication access device of the present invention has increased optical node effectively and has built means, extends to cover, and makes fiber cable branch point more close on the user, and the fibre core allocation schedule is more flexible.Can bring good economic benefit and social benefit: practice thrift trunk, the construction investment of branch road optical cable, save the input of optical splitter, improve PON mouth utilance; Reduce and safeguard the fault point, reduce maintenance difficulties, help the enforcement of engineering construction; Help security protection, the plow-in optical cable access device is positioned at underground, installs hidden; Reduce the factor of vehicle damage, artificial destruction, guaranteed communication security.
The above only further specifies technology contents of the present invention with embodiment, so that the reader is more readily understood, but does not represent execution mode of the present invention to only limit to this, anyly extends or recreation according to the technology that the present invention did, and all receives protection of the present invention.Protection scope of the present invention is as the criterion with claims.
Claims (10)
1. direct burial electronic equipment protection device comprises the protection housing of direct burial electronic equipment it is characterized in that also comprising the cage of being located at protection housing top, is provided with the air insulated space between the top of said protection housing and the cage; Said protection housing is provided with sealing strip and/or the man-machine interface that is positioned at the air insulated space, and described cage is to be provided with a seal closure that is positioned at the atrium of below.
2. direct burial electronic equipment protection device according to claim 1 is characterized in that all or part of of said protection housing is built in the cage, is provided with the isolation connection limit that is used for fixing cage around the protection housing.
3. direct burial electronic equipment protection device according to claim 2 is characterized in that the upper surface of said protection housing is provided with a ventilated device at least, and said ventilated device is Non-return air valve or the valve body that is provided with the one-way ventilating film.
4. direct burial electronic equipment protection device according to claim 2 is characterized in that said protection housing is provided with into water transducer, and described protection housing is provided with the warning circuit that connects with the transducer of intaking.
5. direct burial electronic equipment protection device according to claim 4; It is characterized in that described protection housing comprises lower house and upper shell; Be provided with two commissural flanges between described lower house and the upper shell; Commissural flange and outer commissural flange in comprising, described interior commissural flange is provided with inner seal structure, and described outer commissural flange is provided with outer seal configuration.
6. plow-in optical cable communication access device; It is characterized in that comprising plow-in optical cable communication access device and be located at direct burial optical fiber access device protection housing all around; Also comprise the cage of being located at protection housing top, be provided with the air insulated space between the top of said protection housing and the cage; Said protection housing is provided with sealing strip and/or the man-machine interface that is positioned at the air insulated space, and described cage is to be provided with a seal closure that is positioned at the atrium of below.
7. plow-in optical cable communication access device according to claim 6 is characterized in that the upper surface of said protection housing is provided with a ventilated device at least, and said ventilated device is Non-return air valve or the valve body that is provided with the one-way ventilating film; The all or part of of said protection housing is built in the cage, is provided with the isolation connection limit that is used for fixing cage around the protection housing.
8. plow-in optical cable communication access device according to claim 7; It is characterized in that described protection housing comprises lower house and upper shell; Be provided with two commissural flanges between described lower house and the upper shell; Commissural flange and outer commissural flange in comprising, described interior commissural flange is provided with inner seal structure, and described outer commissural flange is provided with outer seal configuration; Described isolation connection limit is provided with the isolating seal structure.
9. plow-in optical cable communication access device according to claim 8; It is characterized in that described upper shell and lower house are hinge-coupled, described fiber optic communications access device comprises that molten fine unit, optical cable lead in/out unit, optical branching device unit, optical cable berth bit location and block.
10. plow-in optical cable communication access device according to claim 9 is characterized in that described molten fine unit, optical cable lead in/out unit, optical branching device unit, the optical cable bit location that berths and be fixed in the inboard bottom of lower house; Also comprise the distributing board that is used for fixing block, said distributing board hinge-coupled is in an inner side edge of lower house.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210066367.4A CN102595835B (en) | 2012-03-14 | 2012-03-14 | Embedded optical-cable communication access device |
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| CN201210066367.4A CN102595835B (en) | 2012-03-14 | 2012-03-14 | Embedded optical-cable communication access device |
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| CN109496095A (en) * | 2017-09-13 | 2019-03-19 | 刘春保 | A kind of caisson |
| CN110865445A (en) * | 2019-12-10 | 2020-03-06 | 成都泓思创悦信息技术有限公司 | Outdoor high-grade protection communication cable junction box |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109613668B (en) * | 2018-10-29 | 2021-03-26 | 中乐通信科技有限公司 | A breathable waterproof cover plate structure |
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- 2012-03-14 CN CN201210066367.4A patent/CN102595835B/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101369040A (en) * | 2008-09-19 | 2009-02-18 | 北京优通泰达电气新技术发展有限公司 | Buried large-capacity optical cable transfer box |
| CN201674747U (en) * | 2010-03-08 | 2010-12-15 | 深圳日海通讯技术股份有限公司 | Underground machine cabinet with high-efficient heat dissipation |
| CN201674740U (en) * | 2010-03-08 | 2010-12-15 | 深圳日海通讯技术股份有限公司 | Underground equipment cabinet |
| CN202551564U (en) * | 2012-03-14 | 2012-11-21 | 深圳市华晨通信技术有限公司 | Direct-buried electronic equipment protection apparatus and direct-buried optical cable communication access equipment |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107401821A (en) * | 2017-07-27 | 2017-11-28 | 南京慧和建筑技术有限公司 | A kind of replaceable anti-condensation protection structure of capillary monitoring sensor |
| CN109496095A (en) * | 2017-09-13 | 2019-03-19 | 刘春保 | A kind of caisson |
| CN109496095B (en) * | 2017-09-13 | 2024-06-04 | 刘春保 | Waterproof box |
| CN110865445A (en) * | 2019-12-10 | 2020-03-06 | 成都泓思创悦信息技术有限公司 | Outdoor high-grade protection communication cable junction box |
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| Publication number | Publication date |
|---|---|
| CN102595835B (en) | 2015-09-09 |
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