CN110824638A - Novel sealed optical cable divides fine equipment - Google Patents
Novel sealed optical cable divides fine equipment Download PDFInfo
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- CN110824638A CN110824638A CN201911115899.0A CN201911115899A CN110824638A CN 110824638 A CN110824638 A CN 110824638A CN 201911115899 A CN201911115899 A CN 201911115899A CN 110824638 A CN110824638 A CN 110824638A
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- fiber distribution
- inner cavity
- distribution box
- box body
- shell
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- 230000003287 optical effect Effects 0.000 title claims abstract description 34
- 239000000835 fiber Substances 0.000 claims abstract description 77
- 239000000428 dust Substances 0.000 claims abstract description 41
- 238000007789 sealing Methods 0.000 claims abstract description 38
- 230000007246 mechanism Effects 0.000 claims abstract description 35
- 239000013307 optical fiber Substances 0.000 claims abstract description 25
- 230000017525 heat dissipation Effects 0.000 claims abstract description 18
- 238000009423 ventilation Methods 0.000 claims abstract description 7
- 238000009792 diffusion process Methods 0.000 claims description 5
- 230000006978 adaptation Effects 0.000 claims description 3
- 125000003003 spiro group Chemical group 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 230000008054 signal transmission Effects 0.000 abstract description 3
- 230000001174 ascending effect Effects 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 4
- 239000002245 particle Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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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
- G02B6/4471—Terminating devices ; Cable clamps
- G02B6/44775—Cable seals e.g. feed-through
-
- 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
- G02B6/444—Systems or boxes with surplus lengths
-
- 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
- G02B6/444—Systems or boxes with surplus lengths
- G02B6/4441—Boxes
- G02B6/4442—Cap coupling boxes
- G02B6/4444—Seals
-
- 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
- G02B6/444—Systems or boxes with surplus lengths
- G02B6/4452—Distribution frames
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20172—Fan mounting or fan specifications
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Thermal Sciences (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Preliminary Treatment Of Fibers (AREA)
Abstract
The invention discloses a novel sealed optical cable fiber distribution device, which comprises: the fiber distribution box comprises a fiber distribution box body, a heat dissipation mechanism, an optical splitter, an optical fiber distribution frame, a sealing mechanism and a reciprocating mechanism, wherein ventilation assemblies are arranged at the bottom ends of the left side and the right side of an inner cavity of the fiber distribution box body; the heat dissipation mechanism is arranged at the top end of the fiber distribution box body; the optical splitter is arranged above the inner cavity of the fiber distribution box body through a mounting rack; the optical fiber distribution frame is arranged below the inner cavity of the fiber distribution box body through a mounting frame; the number of the sealing mechanisms is a plurality; the reciprocating mechanism is arranged at the opening of the rear side of the inner cavity of the fiber distribution box body. This novel sealed optical cable divides fine case can divide fine case to optic fibre and carry out the ascending sealing of a plurality of directions, prevents when improving the leakproofness that outside dust from getting into, avoids influencing the optical signal transmission to when keeping the leakproofness, improve the inside radiating effect to optic fibre divides fine case, prevent to cause the electric elements damage.
Description
Technical Field
The invention relates to the technical field of optical cable communication, in particular to novel sealed optical cable fiber distribution equipment.
Background
The optical fiber is a short-hand writing of optical fiber, is a fiber made of glass or plastic, can be used as a light conduction tool, the transmission principle is 'total reflection of light', the concept that the optical fiber can be used for communication transmission is firstly proposed by the university of chinese university of fore hong kong gao and georgea.hockham, and the superfine optical fiber is packaged in a plastic sheath so that the optical fiber can be bent without breaking. Generally, a Light Emitting Diode (LED) or a laser beam is used as a transmitting device at one end of an optical fiber to transmit an optical pulse to the optical fiber, a receiving device at the other end of the optical fiber detects the pulse by using a photosensitive element, and a fiber distribution box is mainly used for solving the problem of insufficient fiber cores in FTTB and FTTH, namely, an optical splitter and a plurality of fiber melting disks are generally hung on the wall of a stairway of a community or in a green belt of a vertical community;
because the optical cable divides fine case to be used for the open air more, and the optical cable divides fine case leakproofness not strong, leads to the optical cable to divide the inside dust of fine case more, and easy optical signal attenuates, and then influences optical signal transmission effect to influence inside electrical element's normal heat dissipation, cause inside electrical element to damage easily.
Disclosure of Invention
The invention aims to provide novel sealed optical cable fiber splitting equipment to solve the problems that an optical fiber splitting box in the technical field is poor in sealing performance, so that more internal dust is generated, optical fiber signals are attenuated, the transmission effect of the optical fiber signals is further influenced, normal heat dissipation of internal electrical elements is influenced, and the internal electrical elements are damaged.
In order to achieve the purpose, the invention provides the following technical scheme: a novel sealed optical cable divides fine equipment includes:
the fiber distribution box comprises a fiber distribution box body, wherein the bottom ends of the left side and the right side of an inner cavity of the fiber distribution box body are respectively provided with a ventilation assembly;
the heat dissipation mechanism is arranged at the top end of the fiber distribution box body;
the optical splitter is arranged above the inner cavity of the fiber distribution box body through a mounting rack;
the optical fiber distribution frame is arranged below the inner cavity of the fiber distribution box body through a mounting rack;
the number of the sealing mechanisms is a plurality, and the sealing mechanisms are arranged at the bottom end of the inner cavity of the fiber distribution box body;
and the reciprocating mechanism is arranged at the opening of the rear side of the inner cavity of the fiber distribution box body.
Preferably, the ventilation assembly comprises a heat dissipation opening and a dustproof filter screen; divide fine case box's inner chamber left and right sides bottom both sides around all seted up the thermovent, the dustproof filter screen of looks adaptation is installed to the inner chamber detachable of thermovent.
Preferably, the heat dissipation mechanism includes: the dust collector comprises a second shell, a first fan, a dust exhaust through hole, a filter plate, a dust collection drawer, an air duct, a second fan and a three-way joint; the second shell is arranged at the top end of the fiber distribution box body along the left-right direction; the first shell is arranged at the top end of the second shell along the left-right direction; the number of the first fans is two, and the two first fans are respectively arranged at openings at the front end and the rear end of the left side of the inner cavity of the first shell; the dust exhaust through hole is formed in the top end of the left side of the inner cavity of the second shell, and the top end of the inner cavity of the dust exhaust through hole is communicated with the inner cavity of the first shell;
the number of the filter plates is a plurality, and the filter plates are arranged at the positions, corresponding to the dust exhaust through holes, of the top end of the inner cavity of the first shell from left to right in a clearance mode; the dust collection drawer is inserted in the left side of the inner cavity of the second shell along the left-right direction; the air duct is arranged at the bottom end of the right side of the inner cavity of the first shell in the vertical direction, and the bottom end of the air duct penetrates through the second shell and extends into the right side of the top end of the inner cavity of the fiber distribution box body; the second fan is installed at the bottom end of the inner cavity of the air channel, and a three-way joint is in threaded connection with the bottom end of the air channel.
Preferably, the filter plate and the top end of the inner cavity of the first shell form an included angle of 60 degrees.
Preferably, the sealing mechanism comprises a positioning through hole, a sealing pad and a line through hole: the number of the positioning through holes is a plurality, the positioning through holes are formed in the bottom end of the outer wall of the fiber distribution box body, and the inner cavities of the positioning through holes are communicated with the inner cavity of the fiber distribution box body; the number of the sealing gaskets is a plurality, the sealing gaskets are detachably inserted into the inner cavities of the positioning through holes, and the upper end and the lower end of each sealing gasket extend out of the inner cavity of the positioning through hole; the number of the line through holes is a plurality, and the upper end and the lower end of the inner cavity of the line through holes are respectively communicated with the upper end and the lower end of the sealing gasket.
Preferably, the reciprocating mechanism includes: the device comprises a shell, a stepping motor, a first bevel gear, a screw rod, a second bevel gear, a limiting groove, a screw rod nut and a flat pipe; the shell is arranged at the opening of the rear side of the inner cavity of the fiber distribution box body, and the front side of the shell extends into the inner cavity of the fiber distribution box body; the stepping motor is arranged at the central position of the rear side of the inner cavity of the shell along the front-rear direction; the first bevel gear is arranged at the output end of the stepping motor; the number of the lead screws is two, the two lead screws are respectively connected to the central positions of the upper end and the lower end of the inner cavity of the shell in the vertical direction through bearings in a rotating mode, the inner ring of each bearing is fixedly connected with the outer wall of each lead screw, and the outer ring of each bearing is in interference fit with the inner wall of the shell; the number of the second bevel gears is two, the two second bevel gears are respectively in key connection with the inner sides of the outer walls of the upper screw rod and the lower screw rod, and the two second bevel gears are meshed with the first bevel gear; the number of the limiting grooves is two, the two limiting grooves are respectively arranged at the upper end and the lower end of the central position of the front side of the shell along the up-down direction, and the two limiting grooves are communicated with the inner cavity of the shell; the number of the screw nuts is two, the two screw nuts are respectively screwed on the outer walls of the two screws, and the upper screw nut and the lower screw nut respectively penetrate through the outer sides of the inner cavities of the upper limiting groove and the lower limiting groove; the quantity of flat pipe is two, and two flat pipes set up in two screw nut's front side, upper and lower two along the left and right sides direction respectively the equal spiro union in right side of flat pipe has the one end of hose, and the hose other end of two flat pipes about and be connected with the left and right sides interface respectively, the front side of flat pipe has set gradually the diffusion nozzle from a left side to the right side.
Preferably, the upper and lower second bevel gears are overlapped after rotating 180 degrees relative to the axis of the first bevel gear.
Compared with the prior art, the invention has the beneficial effects that: the first fan sucks external air into the first shell to enable the external dusty airflow to sequentially impact the filter plate to make the airflow rapidly rotate, dust particles of the external dusty airflow are separated from the airflow under the action of inertia force and pass through the dust exhaust through hole along the inclined surface of the filter plate to fall into the dust collection drawer, the second fan sucks the air into the air duct and respectively enter the flat tubes through the three-way joint and are sprayed out by the diffusion nozzles at the front sides of the flat tubes, the first conical gear is driven by the stepping motor to intermittently rotate clockwise or anticlockwise to drive the screw rods at the corresponding positions to respectively rotate in opposite directions under the action of the rotation force of the first conical gear, the upper screw nut and the lower screw nut respectively drive the screw rods at the corresponding positions to reciprocate up and down in the inner cavity of the fiber distribution box body under the action of the rotation force of the screw rods at the corresponding positions, so as to seal the fiber distribution box in, prevent outside dust entering when improving the leakproofness, avoid influencing the optical fiber signal transmission to when keeping the leakproofness, improve the inside radiating effect to the optical fiber distribution box, prevent to cause the electrical component damage.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the heat dissipation mechanism of FIG. 1;
FIG. 3 is a schematic view of the sealing mechanism of FIG. 1;
FIG. 4 is a schematic view of the reciprocator of FIG. 1;
fig. 5 is a front cross-sectional view of the reciprocator of fig. 1.
In the figure: 1. the fiber distribution box comprises a fiber distribution box body, 2, a heat dissipation mechanism, 21, a first shell, 22, a second shell, 23, a first fan, 24, a dust exhaust through hole, 25, a filter plate, 26, a dust collection drawer, 27, an air duct, 28, a second fan, 29, a three-way joint, 3, a heat dissipation port, 4, a dustproof filter screen, 5, an optical splitter, 6, an optical fiber distribution frame, 7, a sealing mechanism, 71, a positioning through hole, 72, a sealing gasket, 73, a circuit through hole, 8, a reciprocating mechanism, 81, a shell, 82, a stepping motor, 83, a first bevel gear, 84, a lead screw, 85, a second bevel gear, 86, a lead screw nut, 87, a limiting groove, 88 and a flat tube.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a novel sealed optical cable divides fine equipment includes: the fiber distribution box comprises a fiber distribution box body 1, a heat dissipation mechanism 2, an optical splitter 5, an optical fiber distribution frame 6, a sealing mechanism 7 and a reciprocating mechanism 8, wherein ventilation components are arranged at the bottom ends of the left side and the right side of an inner cavity of the fiber distribution box body 1, and a box door hinged to the front side of the fiber distribution box body 1 is provided with a sealing rubber strip so as to improve the internal sealing property of the fiber distribution box body 1; the heat dissipation mechanism 2 is arranged at the top end of the fiber distribution box body 1; the optical splitter 5 is arranged above the inner cavity of the fiber distribution box body 1 through a mounting rack; the optical fiber distribution frame 6 is arranged below the inner cavity of the fiber distribution box body 1 through a mounting rack, and the fiber distribution box body 1, the optical splitter 5 and the optical fiber distribution frame 6 are directly purchased, installed and used from the market according to specific use models; the number of the sealing mechanisms 7 is several, and the sealing mechanisms 7 are arranged at the bottom end of the inner cavity of the fiber distribution box body 1; the reciprocating mechanism 8 is arranged at the opening at the rear side of the inner cavity of the fiber distribution box body 1.
Preferably, the ventilation assembly comprises a heat dissipation opening 3 and a dustproof filter screen 4; divide the front and back both sides of fine case box 1's inner chamber left and right sides bottom all to have seted up thermovent 3, and flat pipe 88 exhaust air current passes thermovent 3 and forms the convection current under dustproof filter screen 4's filtration, and then dispels the heat in dividing fine case box 1, and the dustproof filter screen 4 of looks adaptation is installed to the inner chamber detachable of thermovent 3 to prevent that outside dust from entering to dividing fine case box 1 by thermovent 3.
Preferably, the heat dissipation mechanism 2 further includes: a second case 22, a first case 21, a first fan 23, a dust exhaust through hole 24, a filter plate 25, a dust collection drawer 26, an air duct 27, a second fan 28, and a three-way joint 29; the second shell 22 is arranged at the top end of the fiber distribution box body 1 along the left-right direction; the first housing 21 is mounted on the top end of the second housing 22 in the left-right direction; the number of the first fans 23 is two, the two first fans 23 are respectively installed at openings at the front end and the rear end of the left side of the inner cavity of the first shell 21, and an internal motor of the first fan 23 drives a fan blade to rotate so as to suck external air into the first shell 21, so that external dusty air flow sequentially impacts on the filter plate 25, and the air flow is enabled to rotate rapidly; the dust exhaust through hole 24 is formed in the top end of the left side of the inner cavity of the second shell 22, and the top end of the inner cavity of the dust exhaust through hole 24 is communicated with the inner cavity of the first shell 21; the number of the filter plates 25 is a plurality, and the filter plates 25 are arranged at the positions corresponding to the dust exhaust through holes 24 at the top end of the inner cavity of the first shell 21 in a clearance manner from left to right; the dust collection drawer 26 is inserted into the left side of the inner cavity of the second shell 22 along the left-right direction, and the dust collection drawer 26 can be pulled out from the left side of the inner cavity of the second shell 22, so that the dust can be conveniently collected by the worker; the air duct 27 is arranged at the bottom end of the right side of the inner cavity of the first shell 21 in the up-down direction, and the bottom end of the air duct 27 penetrates through the second shell 22 and extends into the right side of the top end of the inner cavity of the fiber distribution box body 1; the second fan 28 is installed at the bottom end of the inner cavity of the air duct 27, the three-way joint 29 is screwed at the bottom end of the air duct 27, the first fan 23 and the second fan 28 are directly purchased, installed and used from the market according to specific use models, a filter screen can be additionally installed according to the specific use environment of the device, and the second fan 28 can suck the clean air flow in the first shell 21 into the air duct 27.
Preferably, the filter plate 25 forms an angle of 60 degrees with the top end of the inner cavity of the first housing 21, so that dust particles in the external dust-containing air flow are separated from the air flow by the inertia force and fall into the dust collection drawer 26 through the dust discharge through hole 24 along the inclined surface of the filter plate 25.
Preferably, the sealing mechanism 7 further includes a positioning through hole 71, a gasket 72 and a line through hole 73: the number of the positioning through holes 71 is a plurality, the plurality of positioning through holes 71 are arranged at the bottom end of the outer wall of the fiber distribution box body 1, and the inner cavities of the positioning through holes 71 are communicated with the inner cavity of the fiber distribution box body 1; the number of the sealing gaskets 72 is a plurality, the sealing gaskets 72 are detachably inserted into the inner cavities of the positioning through holes 71, the upper ends and the lower ends of the sealing gaskets 72 extend out of the inner cavities of the positioning through holes 71, the sealing gaskets 72 are made of rubber materials with good elasticity, the circuit through holes 73 can wrap the optical fiber cables by means of the elasticity of the sealing gaskets 72, and the circuit through holes 73 in the surfaces of the sealing gaskets 72 can be plugged by rubber plugs when not used, so that the sealing performance in the fiber distribution box body 1 is improved; the number of the line through holes 73 is several, the upper end and the lower end of the inner cavity of the line through holes 73 are respectively communicated with the upper end and the lower end of the sealing gasket 72, and the inner diameter of the line through holes 73 is matched with the outer diameter of the optical fiber cable.
Preferably, the reciprocating mechanism 8 further comprises: the device comprises a shell 81, a stepping motor 82, a first bevel gear 83, a lead screw 84, a second bevel gear 85, a limiting groove 87, a lead screw nut 86 and a flat pipe 88; the shell 81 is arranged at the opening of the rear side of the inner cavity of the fiber distribution box body 1, and the front side of the shell 81 extends into the inner cavity of the fiber distribution box body 1; the stepping motor 82 is arranged at the central position of the rear side of the inner cavity of the shell 81 along the front-back direction, the stepping motor 82 is directly purchased and used from the market according to specific use requirements, and the stepping motor 82 can drive the first bevel gear 83 to intermittently rotate clockwise or anticlockwise; a first bevel gear 83 is mounted at the output of the stepper motor 82; the number of the screw rods 84 is two, the two screw rods 84 are respectively connected to the central positions of the upper end and the lower end of the inner cavity of the shell 81 through bearings in a rotating manner along the vertical direction, the inner rings of the bearings are fixedly connected with the outer walls of the screw rods 84, and the outer rings of the bearings are in interference fit with the inner wall of the shell 81; the number of the second bevel gears 85 is two, the two second bevel gears 85 are respectively connected to the inner sides of the outer walls of the upper screw 84 and the lower screw 84 in a key mode, and the two second bevel gears 85 are meshed with the first bevel gear 83; the number of the limiting grooves 87 is two, the two limiting grooves 87 are respectively arranged at the upper end and the lower end of the central position of the front side of the shell 81 along the up-down direction, and the two limiting grooves 87 are communicated with the inner cavity of the shell 81; the number of the screw nuts 86 is two, the two screw nuts 86 are respectively screwed on the outer walls of the two screw rods 84, the upper screw nut 86 and the lower screw nut 86 respectively penetrate through the outer sides of the inner cavities of the upper limiting groove 87 and the lower limiting groove 87, the upper conical gear 85 and the lower conical gear 85 can respectively drive the screw rods 84 at the corresponding positions to rotate in opposite directions under the action of the rotating force of the first conical gear 83, the upper screw nut 86 and the lower screw nut 86 are respectively driven to vertically reciprocate under the action of the rotating force of the screw rods 84 at the corresponding positions, and the screw nuts 86 drive the flat tubes 88 to vertically reciprocate in the inner; the quantity of flat pipe 88 is two, and two flat pipe 88 set up the front side at two screw nut 86 along left right direction respectively, and the equal spiro union in right side of two upper and lower flat pipe 88 has the one end of hose, and the hose other end of two upper and lower flat pipe 88 is connected with the left and right sides interface of 29 respectively, and the front side of flat pipe 88 has set gradually the diffusion shower nozzle from a left side to the right side, increases the spray area of air current, improves the radiating effect.
Preferably, the upper and lower second bevel gears 85 are overlapped after rotating 180 degrees relative to the axis of the first bevel gear 83, so that the upper and lower second bevel gears 85 respectively drive the screw rods 84 at the corresponding positions to rotate in opposite directions under the rotating force of the first bevel gear 83.
All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, specific connection and control sequence.
When the device is installed, an operator penetrates an optical fiber cable into the line through hole 73, the sealing gasket 72 enables the line through hole 73 to wrap the outer wall of the cable under the action of self elasticity, the operator sequentially connects the optical splitter 5 and the optical distribution frame 6 after performing fiber melting and joint installation in the fiber distribution box body 1, and further can seal the line hole in the fiber distribution box body 1 to prevent external dust from entering, when the device is used, the operator sequentially controls the first fan 23 and the second fan 28 to be sequentially started, so that the motor inside the first fan 23 drives the fan blades to rotate so as to suck external air into the first shell 21, external dust-containing air flow sequentially impacts the filter plate 25 to enable the dust-containing air flow to rotate rapidly, and as the included angle between the filter plate 25 and the top end of the inner cavity of the first shell 21 is 60 degrees, external dust-containing air flow particles are separated from the air flow under the action of inertia and penetrate through the dust exhaust through hole 24 to fall into the dust collection drawer 26 along the inclined plane, further completing the collection of dust, the motor inside the second fan 28 drives its own fan blades to rotate to suck air into the air duct 27, and the air enters the flat tubes 88 respectively under the split flow of the three-way joint 29 and is sprayed out by the front diffusion nozzles of the flat tubes 88 to increase the heat dissipation area, the worker controls the start of the stepping motor 82 to make the stepping motor 82 drive the first bevel gear 83 to intermittently rotate clockwise or counterclockwise, because the second bevel gear 85 is meshed with the first bevel gear 83, the upper and lower second bevel gears 85 are overlapped after rotating 180 degrees relative to the axis of the first bevel gear 83, the upper and lower second bevel gears 85 drive the lead screws 84 on the corresponding positions to rotate in opposite directions respectively under the rotating force of the first bevel gear 83, and because the lead screw nuts 86 are meshed with the lead screws 84, the upper and lower lead screw nuts 86 are driven to reciprocate up and down under the rotating force of the lead screws 84 on the corresponding positions respectively, and make lead screw nut 86 drive flat pipe 88 reciprocating motion from top to bottom at the inner chamber of minute fine case box 1, and then improve the radiating effect, and make flat pipe 88 exhaust air current pass thermovent 3 formation convection under dustproof filter screen 4's filtration, and then dispel the heat in minute fine case box 1, thereby carry out the ascending sealing of a plurality of directions to the fine case of optic fibre branch, prevent that outside dust from getting into when improving the leakproofness, avoid influencing the transmission of optical fiber signal, and when keeping the leakproofness, improve the inside radiating effect to the fine case of optic fibre branch, prevent to cause the electrical component to damage.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A novel sealed optical cable divides fine equipment which characterized in that includes:
the fiber distribution box comprises a fiber distribution box body (1), wherein the bottom ends of the left side and the right side of an inner cavity of the fiber distribution box body (1) are respectively provided with a ventilation assembly;
the heat dissipation mechanism (2) is installed at the top end of the fiber distribution box body (1);
the optical splitter (5) is arranged above the inner cavity of the fiber distribution box body (1) through a mounting rack;
the optical fiber distribution frame (6) is arranged below the inner cavity of the fiber distribution box body (1) through a mounting frame;
the number of the sealing mechanisms (7) is a plurality, and the sealing mechanisms (7) are arranged at the bottom end of the inner cavity of the fiber distribution box body (1);
and the reciprocating mechanism (8) is arranged at an opening at the rear side of the inner cavity of the fiber distribution box body (1).
2. The novel sealed optical cable fiber distribution device according to claim 1, wherein: the ventilation assembly comprises a heat dissipation opening (3) and a dustproof filter screen (4); divide the front and back both sides of the inner chamber left and right sides bottom of fine case box (1) and all seted up thermovent (3), dustproof filter screen (4) of looks adaptation are installed to the inner chamber detachable of thermovent (3).
3. The novel sealed optical cable fiber distribution device according to claim 1, wherein: the heat dissipation mechanism (2) includes:
the second shell (22) is arranged at the top end of the fiber distribution box body (1) along the left-right direction;
a first housing (21) attached to a tip end of the second housing (22) in a left-right direction;
the number of the first fans (23) is two, and the two first fans (23) are respectively arranged at openings at the front end and the rear end of the left side of the inner cavity of the first shell (21);
the dust exhaust through hole (24) is formed in the top end of the left side of the inner cavity of the second shell (22), and the top end of the inner cavity of the dust exhaust through hole (24) is communicated with the inner cavity of the first shell (21);
the filter plates (25) are arranged in a plurality of numbers, and the filter plates (25) are arranged at the positions, corresponding to the dust exhaust through holes (24), of the top end of the inner cavity of the first shell (21) from left to right in a clearance mode;
a dust collection drawer (26) inserted in the left-right direction on the left side of the inner cavity of the second shell (22);
the air duct (27) is arranged at the bottom end of the right side of the inner cavity of the first shell (21) in the vertical direction, and the bottom end of the air duct (27) penetrates through the second shell (22) and extends into the right side of the top end of the inner cavity of the fiber distribution box body (1);
a second fan (28) installed at the bottom end of the inner cavity of the air duct (27)
And the three-way joint (29) is screwed at the bottom end of the air duct (27).
4. The novel sealed optical cable fiber distribution device according to claim 3, wherein: the included angle between the filter plate (25) and the top end of the inner cavity of the first shell (21) is 60 degrees.
5. The novel sealed optical cable fiber distribution device according to claim 1, wherein: the sealing mechanism (7) includes:
the number of the positioning through holes (71) is a plurality, the positioning through holes (71) are formed in the bottom end of the outer wall of the fiber distribution box body (1), and the inner cavities of the positioning through holes (71) are communicated with the inner cavity of the fiber distribution box body (1);
the number of the sealing gaskets (72) is a plurality, the sealing gaskets (72) are detachably inserted into the inner cavity of the positioning through hole (71), and the upper end and the lower end of each sealing gasket (72) extend out of the inner cavity of the positioning through hole (71);
the circuit comprises a plurality of circuit through holes (73), wherein the number of the circuit through holes (73) is a plurality of, and the upper end and the lower end of the inner cavity of each circuit through hole (73) are respectively communicated with the upper end and the lower end of the sealing gasket (72).
6. The novel sealed optical cable fiber distribution device according to claim 1, wherein: the reciprocating mechanism (8) comprises:
the outer shell (81) is arranged at an opening at the rear side of the inner cavity of the fiber distribution box body (1), and the front side of the outer shell (81) extends into the inner cavity of the fiber distribution box body (1);
a stepping motor (82) which is arranged at the central position of the rear side of the inner cavity of the shell (81) along the front-rear direction;
a first bevel gear (83) mounted at the output end of the stepper motor (82);
the number of the screw rods (84) is two, the two screw rods (84) are respectively connected to the central positions of the upper end and the lower end of an inner cavity of the shell (81) through bearings in a rotating mode in the vertical direction, inner rings of the bearings are fixedly connected with the outer wall of the screw rods (84), and outer rings of the bearings are in interference fit with the inner wall of the shell (81);
the number of the second bevel gears (85) is two, the two second bevel gears (85) are respectively in key connection with the inner sides of the outer walls of the upper screw rod (84) and the lower screw rod (84), and the two second bevel gears (85) are meshed with the first bevel gear (83);
the number of the limiting grooves (87) is two, the two limiting grooves (87) are respectively arranged at the upper end and the lower end of the central position of the front side of the shell (81) along the vertical direction, and the two limiting grooves (87) are communicated with the inner cavity of the shell (81);
the number of the screw nuts (86) is two, the two screw nuts (86) are respectively screwed on the outer walls of the two screw rods (84), and the upper screw nut and the lower screw nut (86) respectively penetrate through the outer sides of the inner cavities of the upper limiting groove and the lower limiting groove (87);
flat pipe (88), the quantity of flat pipe (88) is two, and two flat pipe (88) set up the front side at two screw nut (86) along left right direction respectively, two from top to bottom the equal spiro union in right side of flat pipe (88) has the one end of hose, and the hose other end of two flat pipe (88) from top to bottom is connected with the left and right sides interface of (29) respectively, the front side of flat pipe (88) has set gradually diffusion nozzle from a left side to the right side.
7. The novel sealed optical cable fiber distribution device according to claim 6, wherein: the upper and lower second bevel gears (85) are overlapped after rotating 180 degrees relative to the axis of the first bevel gear (83).
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| CN115437087A (en) * | 2022-08-11 | 2022-12-06 | 湖南和为通信有限公司 | Four-in-one optical cable fiber distribution box for communication equipment |
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| CN110824638B (en) | 2023-10-17 |
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Denomination of invention: A New Type of Sealed Fiber Optic Cable Splitting Equipment Granted publication date: 20231017 Pledgee: Lingqiao sub branch of Zhejiang Fuyang Rural Commercial Bank Co.,Ltd. Pledgor: Hangzhou Yuhua Technology Co.,Ltd. Registration number: Y2024980014536 |
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