CN110632705B - Optical fiber connector socket for ignition detonation - Google Patents
Optical fiber connector socket for ignition detonation Download PDFInfo
- Publication number
- CN110632705B CN110632705B CN201910433102.5A CN201910433102A CN110632705B CN 110632705 B CN110632705 B CN 110632705B CN 201910433102 A CN201910433102 A CN 201910433102A CN 110632705 B CN110632705 B CN 110632705B
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- Prior art keywords
- contact pin
- ignition
- socket shell
- socket
- pin
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Classifications
-
- 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
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/381—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
- G02B6/3825—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres with an intermediate part, e.g. adapter, receptacle, linking two plugs
-
- 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
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
- G02B6/3847—Details of mounting fibres in ferrules; Assembly methods; Manufacture with means preventing fibre end damage, e.g. recessed fibre surfaces
- G02B6/3849—Details of mounting fibres in ferrules; Assembly methods; Manufacture with means preventing fibre end damage, e.g. recessed fibre surfaces using mechanical protective elements, e.g. caps, hoods, sealing membranes
-
- 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
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3897—Connectors fixed to housings, casing, frames or circuit boards
Abstract
The invention relates to a fiber connector socket for ignition and detonation, which comprises a hollow socket shell, wherein the front end of the socket shell forms a butt joint end for being spliced with a matched fiber connector plug, the rear end of the socket shell forms a connecting end for being connected with an initiator, a contact pin component is arranged in the socket shell, the contact pin component comprises a contact pin structure for receiving an optical signal output by the fiber connector plug and detonating the initiator, the contact pin component also comprises a contact pin fixing piece which is blocked and positioned from back to front and inserted into the socket shell, the contact pin fixing piece is provided with a welding connection part which is welded and hermetically connected with the socket shell, and a sealing structure is arranged on the side of the contact pin fixing piece and the socket shell in the front-back direction of the welding connection part. The optical fiber connector socket for ignition and detonation ensures the sealing effect of the optical fiber connector socket under the action of larger impact force through double sealing.
Description
Technical Field
The invention relates to the field of optical fiber connectors, in particular to an optical fiber connector socket for ignition and detonation.
Background
With the rapid development of optical fiber transmission technology, the optical fiber connector has a powerful function and a wider and wider application range, for example, the optical fiber connector is used in an environment requiring high-power laser transmission (such as a laser ignition system in an aerospace system). The optical fiber connector currently used in the laser ignition technology is mainly an ST or FC optical fiber connector, and for example, an ignition system using an ST-type optical fiber connector has the following working principle: the powder box and the optical fiber connector are respectively arranged at the ignition position of the engine, the ignition laser beam is emitted from the front end face of the contact pin of the optical fiber connector and strikes the priming powder in the powder box, and the priming powder explodes and ignites under the action of the laser beam.
In the prior art, an optical fiber connector applied to a laser ignition system, for example, an explosion impact resistant optical fiber connector assembly disclosed in chinese patent application No. CN104678509B, includes a plug and a socket, each of which has a front end as a plug end, the plug includes a plug housing and a plug contact, and the socket includes a socket housing and a socket contact; the front part of the socket shell is provided with a plug hole for being plugged with a plug to form a butt joint end, the rear part of the socket shell is provided with a mounting hole for assembling a socket contact element, the socket contact element is a ceramic contact pin, an inner hole of the socket shell is internally provided with a backward-facing step surface, the rear end of the ceramic contact pin is fixedly provided with a baffle ring, the baffle ring is assembled on the ceramic contact pin in an interference fit manner and is in stop fit with the step surface in the socket shell, and the rear end of the socket shell is provided with a welding fit part for being welded with a charge component of a corresponding.
In the socket of the optical fiber connector assembly, the baffle ring which is in interference fit with the ceramic contact pin can be fixed with the socket shell in a laser welding mode, so that the sealing between the baffle ring and the socket shell is realized, and the sealing performance of the socket is improved. However, only by means of welding and sealing, once the condition of incomplete welding occurs in the welding process, the high-pressure gas generated after the detonation of the detonating powder can apply strong impact force to the ceramic contact pin of the optical fiber connector socket, and the ceramic contact pin and the baffle ring are in interference fit, so that under the strong impact force applied to the ceramic contact pin, the welding and sealing effect between the baffle ring and the socket shell is easily damaged, thereby the problem of local sealing failure of the socket of the optical fiber connector occurs, and the overall sealing of the optical fiber connector socket is affected.
Disclosure of Invention
The invention aims to provide a fiber connector socket with good sealing performance for ignition and detonation, and aims to solve the technical problem that the fiber connector socket is easy to cause sealing failure under the action of large impact force when only a contact pin component and a socket shell are welded and sealed in the prior art.
In order to achieve the purpose, the technical scheme of the optical fiber connector socket for ignition and detonation provided by the invention is as follows:
an optical fiber connector socket for ignition and detonation comprises a hollow socket shell, wherein a butt joint end used for being spliced with an adaptive optical fiber connector plug is formed at the front end of the socket shell, a connecting end used for being connected with an initiator is formed at the rear end of the socket shell, a pin component is arranged in the socket shell and comprises a pin structure used for receiving an optical signal output by the optical fiber connector plug and detonating the initiator, the pin component further comprises a pin fixing piece which is positioned by a back-to-front stop and inserted into the socket shell, a welding connection part connected with the socket shell in a welding and sealing mode is arranged on the pin fixing piece, and a peripheral sealing structure is arranged between the pin fixing piece and the socket shell and beside the welding connection part in the front-to-back.
Has the advantages that: the contact pin mounting of optical fiber connector socket for ignition priming has the welded connection portion with socket casing welded sealing connection, the side in the welded connection portion fore-and-aft direction between contact pin mounting and the socket casing sets up global seal structure simultaneously, even powerful impact force that produces after the detonator detonates destroys welded connection portion and makes contact pin mounting and contact pin casing welded junction's sealed effect inefficacy, optical fiber connector socket also can compensate local sealing not enough under global seal structure's sealing action, through dual seal, optical fiber connector socket's whole sealed effect has been guaranteed.
Further, the welded connection portion is located on a rear side of the circumferential seal structure in the front-rear direction.
Has the advantages that: the welding connection part is arranged at the rear side of the peripheral sealing structure, namely, the welding connection part is close to the position of the initiator, so that strong impact force generated when the initiator detonates can firstly act on the welding connection part, and the welding connection part resists impact, thereby prolonging the service life of the peripheral sealing structure.
Furthermore, the pin fixing part is provided with a step structure used for realizing stop, positioning and matching with the socket shell, and the step structure is positioned between the welding connection part and the peripheral sealing structure.
Has the advantages that: the step structure can realize the stopping and positioning of the contact pin fixing piece and the socket shell, and strong impact force generated by the detonation of the detonator is transmitted to the socket shell through the step structure, so that the impact generated by the detonation of the detonator is reduced; the stair structure is located between welded connection portion and the global seal structure, further reduces the impact that brings global seal structure when the detonator detonates, prolongs global seal structure's life.
Further, the circumferential sealing structure comprises a circumferential sealing ring.
Has the advantages that: the circumferential sealing ring is simple in structure and convenient to assemble.
Furthermore, a sealing ring mounting groove for mounting the circumferential sealing ring is formed in the pin shell.
Has the advantages that: the sealing ring mounting groove can be pre-installed with a sealing ring, pre-assembly of the sealing ring is achieved, the contact pin shell and the contact pin fixing piece are in stop-stop positioning fit through the step, and the mounting difficulty of the sealing ring is undoubtedly reduced through the sealing ring mounting groove.
Furthermore, a rear protection piece is fixedly arranged on the rear side of the pin component in the socket shell, the rear protection piece is in stop, jacking and matching with the socket shell, the pin structure comprises an ignition head for igniting the initiator, and a through hole for the ignition head to penetrate through is formed in the rear protection piece.
Has the advantages that: the rear protection piece can protect the pin component, and the rear protection piece is matched with the socket shell in a blocking and jacking mode, so that the strong impact force generated by detonation of the detonator can be prevented from directly acting on the pin component.
Further, the firing head protrudes out of the rear guard arrangement.
Has the advantages that: powder is uniformly distributed around the ignition head, and the protection piece is arranged after the ignition head protrudes, so that the powder is easier to detonate after optical energy is transmitted by the optical fiber, and the ignition performance is improved.
Furthermore, a back step surface matched with the back protection piece in a blocking mode is arranged on the socket shell, the back step surface is flush with the back end face of the pin fixing piece, and the welding connection portion is located at the edge of the back end of the pin fixing piece.
Has the advantages that: the back step face is parallel and level with the back end face of the contact pin fixing part, and the welding connection part is located at the edge of the back end of the contact pin fixing part, so that the structure of the optical fiber connector socket is more compact, the structural strength is improved, and the shock resistance is enhanced.
Further, the contact pin structure includes butt joint contact pin and ignition contact pin, and the rear end of ignition contact pin forms the ignition head, and the front end of butt joint contact pin forms the butt joint end that is used for with fiber connector's plug butt joint, is equipped with the contact pin mounting hole on the contact pin mounting, and the contact pin mounting hole is the reducing hole, and this reducing hole has and is used for the installation the preceding mounting hole section of butt joint contact pin, be used for the installation the reducing hole of the back mounting hole section of ignition contact pin and middle intercommunication hole section, the radial dimension of middle intercommunication hole section is less than the radial dimension of front and back mounting hole section.
Has the advantages that: the front mounting hole section and the rear mounting hole section are correspondingly blocked and positioned after the butt joint contact pin and the ignition contact pin are installed, and the radial size of the middle communicating hole section is smaller than that of the front mounting hole section and the rear mounting hole section, so that when the ignition contact pin is impacted, impact force is transmitted to the contact pin fixing piece under the blocking and positioning action of the ignition contact pin and the rear mounting hole section, and the impact resistance of the ignition contact pin is improved.
Further, the radial dimension of the firing pin is smaller than the radial dimension of the mating pin.
Has the advantages that: the radial dimension of the ignition contact pin is small, so that the light heat dissipation is relatively uniform, synchronous ignition is easy to occur, the size of the butt joint contact pin is large, and the receiving efficiency of light can be improved.
Drawings
FIG. 1 is a schematic diagram of a fiber optic connector receptacle for initiating detonation according to the present invention;
FIG. 2 is a schematic structural diagram of a pin member of the optical fiber connector socket for ignition and detonation according to the present invention;
fig. 3 is a schematic diagram of the optical fiber connector socket for ignition and detonation according to the present invention in use (the optical fiber connector plug is not shown).
Description of reference numerals: 1-dust cap, 2-socket housing, 3-plug seal, 4-ceramic sleeve, 5-peripheral O-ring, 6-pin component, 7-flange, 8-support sleeve, 9-butt pin, 10-firing pin, 11-front mounting hole section, 12-rear mounting hole section, 13-middle connecting hole section, 14-front stop step, 15-middle stop step, 16-rear stop step, 17-welding connection, 18-staple structure, 19-dust cap, 20-seal mounting groove, 21-equipment wall.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings.
The invention provides a specific embodiment of an optical fiber connector for ignition and detonation, which comprises the following steps:
as shown in fig. 1 and 2, the optical fiber connector socket for ignition and detonation includes a hollow socket housing 2, the socket housing 2 is substantially cylindrical, four staple structures 18 are uniformly distributed on the front end of the socket housing in the circumferential direction, and the four staple structures 18 are used for being correspondingly inserted and matched with staple holes on an adapted optical fiber connector plug to form a butt joint end; the rear end of the socket housing 2 is provided with a thread section which is used for being connected with an initiator (internal gunpowder) to form a connecting end, and in the actual installation process, the initiator is screwed up with the optical fiber connector socket in a thread fit manner and then is subjected to laser welding along the circumference, so that the overall strength and the sealing performance are ensured. A plug sealing ring 3 for sealing and matching with the optical fiber connector plug is arranged in the socket shell 2, and the plug sealing ring 3 is positioned at the rear side of the clamping nail structure 18. In order to protect the butt end and the connection end during sale, storage or use, the periphery of the butt end is provided with a dust cap 1, and the periphery of the connection end is provided with a dust cover 19.
The socket housing 2 is further provided with a pin component 6, the pin component 6 is of an adapter type and comprises a pin fixing member and a pin structure, as shown in fig. 2, the pin fixing member is inserted into the socket housing 2 in a manner of being stopped from back to front along the axial direction of the socket housing 2, and the pin structure can receive an optical signal output by the optical connector plug and detonate the detonator.
In this embodiment, the pin fixing member is a flange 7, the flange 7 has a welding connection portion 17 that is hermetically connected to the socket housing 2 by laser welding, and the welding connection portion 17 is located at the rear end edge of the flange 7. Be equipped with global seal structure between ring flange 7 and socket housing 2, global seal structure is located the side of the fore-and-aft direction of welded connection 17, forms by simple structure and the global O type sealing washer 5 of easy assembly to realize socket housing 2 inside global sealed, and play certain dustproof and dampproofing function. In order to facilitate the installation of the circumferential O-ring 5, a ring installation groove 20 for installing the circumferential O-ring 5 is provided in the socket housing 2. The welding connection portion 17 is located on the rear side of the peripheral surface O-shaped sealing ring 5 in the front-rear direction, namely, at a position close to the initiator, so that strong impact force generated when the initiator is detonated can act on the welding connection portion 17 at first, and the welding connection portion 17 resists impact, so that the service life of the peripheral surface O-shaped sealing ring 5 is prolonged, and the sealing effect is ensured.
The flange 7 is provided with a step structure for realizing the stop positioning fit with the socket shell 2, the step structure is positioned between the welding connection part 17 and the peripheral O-shaped sealing ring 5, and specifically, the step structure is a flange with a forward step surface arranged on the peripheral surface of the rear end of the flange 7 and is in stop fit with a middle stop step 15 arranged on the inner hole wall of the socket shell 2; the inner hole wall of the socket shell 2 is provided with a front stopping step 14 towards the rear in front of the flange 7, so that the installation and positioning of the flange 7 are realized, and the impact resistance of the flange 7 can be improved.
Be equipped with the contact pin mounting hole on the ring flange 7, the contact pin mounting hole is the reducing hole, and this reducing hole is including the preceding mounting hole section 11 that is located the front side and the back mounting hole section 12 and the middle intercommunication hole section 13 that are located the rear side, and wherein, interference fit has butt joint contact pin 9 in the preceding mounting hole section 11, and interference fit has ignition contact pin 10 in the back mounting hole section 12, and the rear end of ignition contact pin 10 forms the ignition head. The butt joint pin 9 and the ignition pin 10 are both ceramic pins, the two pins form the pin structure, the butt joint pin 9 is used for butt joint with an optical fiber pin on a corresponding optical fiber connector plug to form an optical path, the ignition pin 10 is used for emitting laser to perform ignition operation, 353ND glue is filled between the butt joint pin 9 and the ignition pin 10 and a pin mounting hole of the flange 7 during assembly, and after high-temperature curing, one end of each exposed corresponding mounting hole section is ground. The radial dimension of the middle communicating hole section 13 is smaller than the radial dimensions of the front and rear mounting hole sections, so that the stop positioning is realized when the butt joint pin 9 and the ignition pin 10 are respectively and correspondingly mounted in the front mounting hole section 11 and the rear mounting hole section 12. The radial dimension of the front mounting hole section 11 is larger than that of the rear mounting hole section 12, that is, the radial dimension of the butt joint pin 9 is smaller than that of the ignition pin 10, so that the light radiation is relatively uniform, synchronous ignition is easy to occur, and meanwhile, the receiving efficiency of light can be improved.
The ceramic sleeve 4 is fixedly assembled at the front end of the butting pin 9 in the socket shell 2, the ceramic sleeve 4 is assembled on the butting pin 9 in an interference mode and is stopped, positioned and matched with the step surface of the socket shell 2, and the ceramic sleeve 4 serves as a butting sleeve and mainly plays a butting guide role to ensure the butting of optical paths between a plug and a socket of an optical fiber connector.
The rear protection piece is inserted and matched in the socket shell 2 in a matched mode on the rear side of the flange 7, the rear protection piece is matched with the rear stop step 16 arranged on the inner hole wall of the socket shell 2 in a stop mode, the rear step surface of the rear stop step 16 is flush with the rear end face of the flange 7, the structure of the optical fiber connector socket for ignition and detonation is more compact, the structural strength of the optical fiber connector socket for ignition and detonation is guaranteed, and the shock resistance is improved. In this embodiment, the rear protection member is a supporting sleeve 8 which is in stop and press fit with the socket housing 2, the supporting sleeve 8 has a through hole for passing through the ignition pin 10, and the ignition head on the ignition pin 10 is arranged to protrude from the through hole. The socket shell 2 is also provided with an inner cavity for storing gunpowder at the rear side of the support sleeve 8, and the ignition head protrudes out of the through hole on the support sleeve 8, namely the gunpowder is uniformly distributed on the periphery of the ignition head, so that the gunpowder in a large area can be easily ignited after the light energy is transmitted by the optical fiber, the ignition is uniform, and the ignition performance of the ignition pin 10 is improved.
The installation and use process of the optical fiber connector socket for ignition detonation are described as follows: as shown in fig. 3, during installation, the dust cap 1 and the dust cap 19 are removed, the front end of the optical fiber connector socket is butted with the optical fiber connector plug, the rear end of the optical fiber connector socket is screwed with the initiator and is then laser welded along the circumference, and then the socket housing is laser welded with the corresponding equipment wall 21. When the laser ignition device is used, laser energy and detection signals received by the plug end of the optical fiber connector are transmitted through the butt joint contact pin 9 of the optical fiber connector socket, and the laser energy is transmitted to the detonator through the ignition contact pin 10, so that gunpowder in the detonator is ignited. After gunpowder explosion, strong impact force is generated, and as the flange 7 and the socket shell 2 are connected in a welding and sealing mode and are connected through the circumferential O-shaped sealing rings 5, the integral sealing effect of the optical fiber connector socket for ignition and initiation under strong impact is guaranteed through a double-sealing structure.
In the above embodiments, the pin structure includes the opposite pin and the ignition pin which are independent from each other, and in other embodiments, the pin structure may also adopt only one pin.
In the above embodiments, the pin fixing member is a flange, and in other embodiments, the pin fixing member may also adopt other structures, such as a fixing sleeve, as long as the pin fixing member can be in stop positioning fit with the socket housing.
In the above embodiments, the rear protection member is a support sleeve, and in other embodiments, the rear protection member may also be a stop ring or a stopper, as long as the protection of the ignition pin can be achieved.
In the above embodiments, the firing head formed at the rear end of the firing pin protrudes out of the through hole of the support sleeve, and in other embodiments, the firing head may be disposed flush with the through hole or recessed into the through hole under the condition that smooth firing is ensured.
While in the above embodiments the radial dimension of the firing pin is smaller than the radial dimension of the mating pin, in other embodiments the radial dimension of the firing pin may be the same as or slightly larger than the radial dimension of the mating pin.
Claims (8)
1. The utility model provides an optical fiber connector socket for ignition and detonation, includes hollow socket shell, and the front end of socket shell forms the butt joint end that is used for pegging graft with the optical fiber connector plug of adaptation, and the rear end of socket shell forms the link that is used for connecting the detonator, is equipped with the contact pin part among the socket shell, and the contact pin part is including the contact pin structure that is used for receiving the optical signal of optical fiber connector plug output and detonating the detonator, its characterized in that: the contact pin component also comprises a contact pin fixing piece which is blocked and positioned from back to front and is inserted into the socket shell, the contact pin fixing piece is provided with a welding connection part which is welded and hermetically connected with the socket shell, and a peripheral sealing structure is arranged between the contact pin fixing piece and the socket shell and beside the welding connection part in the front-back direction; a rear protection piece is fixedly arranged on the rear side of the pin component in the socket shell, the rear protection piece is matched with the socket shell in a blocking and jacking manner, the pin structure comprises an ignition head for igniting the detonator, and a through hole for the ignition head to penetrate out is formed in the rear protection piece; the socket shell is provided with a rear step surface in stop fit with the rear protection piece, the rear step surface is flush with the rear end surface of the pin fixing piece, and the welding connection part is positioned at the edge of the rear end of the pin fixing piece; the rear protection piece can protect the pin component, and the pin component can be prevented from being directly acted by strong impact force generated by detonation of the detonator through the stop, jacking and matching of the rear protection piece and the socket shell; the back step face is parallel and level with the back end face of the contact pin fixing part, and the welding connection part is located at the edge of the back end of the contact pin fixing part, so that the structure of the optical fiber connector socket is more compact, the structural strength is improved, and the shock resistance is enhanced.
2. The fiber optic connector receptacle for ignition initiation as claimed in claim 1, wherein: the welding connection portion is located on a rear side of the circumferential surface sealing structure in the front-rear direction.
3. The fiber optic connector receptacle for ignition initiation as claimed in claim 2, wherein: the pin fixing part is provided with a step structure used for realizing stop positioning fit with the socket shell, and the step structure is positioned between the welding connection part and the peripheral sealing structure.
4. A fiber optic connector receptacle for ignition initiation as claimed in any one of claims 1-3 wherein: the circumferential sealing structure comprises a circumferential sealing ring.
5. The fiber optic connector receptacle for ignition initiation as claimed in claim 4, wherein: and the socket shell is provided with a sealing ring mounting groove for mounting the circumferential sealing ring.
6. The fiber optic connector receptacle for ignition initiation as claimed in claim 1, wherein: the firing head protrudes out of the rear guard arrangement.
7. The fiber optic connector receptacle for ignition initiation as claimed in claim 1, wherein: the contact pin structure comprises a butt contact pin and an ignition contact pin, the rear end of the ignition contact pin forms the ignition head, and the front end of the butt contact pin is a butt end for butt joint with a plug of the optical fiber connector; the contact pin fixing piece is provided with a contact pin mounting hole which is a reducing hole, the reducing hole is provided with a front mounting hole section for mounting the butt contact pin, a rear mounting hole section for mounting the ignition contact pin and a reducing hole of the middle communicating hole section, and the radial size of the middle communicating hole section is smaller than that of the front and rear mounting hole sections.
8. The fiber optic connector receptacle for ignition initiation as claimed in claim 7, wherein: the radial dimension of the firing pin is less than the radial dimension of the mating pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910433102.5A CN110632705B (en) | 2019-05-23 | 2019-05-23 | Optical fiber connector socket for ignition detonation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910433102.5A CN110632705B (en) | 2019-05-23 | 2019-05-23 | Optical fiber connector socket for ignition detonation |
Publications (2)
| Publication Number | Publication Date |
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| CN110632705A CN110632705A (en) | 2019-12-31 |
| CN110632705B true CN110632705B (en) | 2021-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910433102.5A Active CN110632705B (en) | 2019-05-23 | 2019-05-23 | Optical fiber connector socket for ignition detonation |
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| Country | Link |
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| CN (1) | CN110632705B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000057219A1 (en) * | 1999-03-19 | 2000-09-28 | KATOOT, Karen, Robbyn, Goodan | Polymer optical fibers and process for manufacture thereof |
| CN101067674A (en) * | 2007-06-06 | 2007-11-07 | 郭阿茹 | Microtube joint for micro cable protection |
| CN201054030Y (en) * | 2007-06-06 | 2008-04-30 | 郭阿茹 | Micro pipe joint for micro cable protection |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2888234B1 (en) * | 2005-07-05 | 2008-05-02 | Saint Louis Inst | OPTICALLY DOPED ENERGETIC COMPOSITION |
| US8967887B2 (en) * | 2011-05-20 | 2015-03-03 | Tyco Electronics Corporation | Environmentally-sealable package for optical assembly |
| CN103256865B (en) * | 2013-04-27 | 2015-01-07 | 中国工程物理研究院化工材料研究所 | Optical fiber energy transmitting sealing assembly used for laser initiating explosive device |
| CN104166187B (en) * | 2013-05-17 | 2016-05-18 | 中航光电科技股份有限公司 | The explosion-proof type laser ignition joints of optical fibre |
| CN104678509B (en) * | 2014-12-11 | 2018-08-10 | 中航光电科技股份有限公司 | The fiber optic connector assembly of explosion-proof impact |
-
2019
- 2019-05-23 CN CN201910433102.5A patent/CN110632705B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000057219A1 (en) * | 1999-03-19 | 2000-09-28 | KATOOT, Karen, Robbyn, Goodan | Polymer optical fibers and process for manufacture thereof |
| CN101067674A (en) * | 2007-06-06 | 2007-11-07 | 郭阿茹 | Microtube joint for micro cable protection |
| CN201054030Y (en) * | 2007-06-06 | 2008-04-30 | 郭阿茹 | Micro pipe joint for micro cable protection |
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| CN110632705A (en) | 2019-12-31 |
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