CN217425743U - Connector, connecting piece and assembly and disassembly tools convenient to assemble and disassemble - Google Patents

Abstract

The invention discloses a connector, a connecting piece and a dismounting tool which are convenient to dismount, wherein the connector comprises a main body, a protective sleeve and a dismounting tool which is used for conveniently screwing an optical cable connecting element, and the invention solves the problems that most of the outlets of the existing optical cable joint box are closely arranged, if a plurality of connectors need to be screwed simultaneously when a pre-connection adapter main body is installed on the optical cable joint box, the adapter assembly can not be screwed due to insufficient space in manual screwing, so that the sealing effect of the optical cable joint box is greatly reduced, the invention provides the technical problems of the connector and the connector which are convenient to dismount, and the following technical effects are realized: according to the invention, the dismounting tool is arranged at the tail end of the connector optical cable connecting component, so that the phenomenon that the connectors cannot be screwed down due to the fact that a plurality of connectors need to be screwed down simultaneously when the connectors are connected with the connectors positioned at the wire outlets of the optical cable connector boxes is avoided, the space is sufficient, and the sealing property and the waterproof property of the pre-connected connector boxes are ensured.

Description

Connector, connecting piece and assembly and disassembly tools convenient to assemble and disassemble

Technical Field

The invention relates to the technical field of optical cable communication, in particular to a connector, a connecting piece and a dismounting tool which are convenient to dismount.

Background

The optical fiber communication network hierarchy is mainly divided into a trunk network, a local network, a metropolitan area network and an access network. Optical devices between layers and between layers need optical fibers to be interconnected through adapters, the number of interconnection ports is few, and the number of interconnection ports is thousands, and different interconnection ports correspond to signal transmission services in different areas, so that the optical devices cannot be confused. When the port is replaced or the service is changed, the operator must know exactly which port is at which position in which link, so that the operator can switch and operate exactly. With the rapid increase of service functions and number, operators urgently need to dynamically manage all routes of facilities such as optical fiber main distribution frames, optical switch boxes, optical fiber distribution boxes and the like, optical cables, optical fiber physical links and service links for carrying services in each layer of an optical fiber communication network. Further, dynamic management of optical equipment, optical cables, service links and the like of each hierarchy of the optical fiber communication network from construction, service opening and maintenance of a full life cycle is realized, and intensive formation degree, resource accuracy and working efficiency of management are improved.

The prefabricated optical cable assembly and the adapter are used as indispensable optical communication connecting elements for realizing optical cable to home, are mainly used for 'last kilometer' of FTTH optical cable to home, and are generally arranged on optical communication distribution equipment near residential areas.

Most of the outlets of the existing optical cable joint box are arranged tightly, if the situation that a plurality of adapters need to be screwed down simultaneously occurs when the pre-connection adapter main body is installed on the optical cable joint box, manual screwing possibly occurs because the space is not enough, so that the sealing effect of the optical cable joint box is greatly reduced.

Disclosure of Invention

The invention provides a connector, a connecting piece and a dismounting tool which are convenient to dismount and mount, and aims to solve the problems that when most of outlets of an existing optical cable connector box are closely arranged, if a plurality of connectors need to be simultaneously screwed when a pre-connection adapter main body is mounted on the optical cable connector box, the adapter assembly cannot be screwed due to insufficient space due to manual screwing, and therefore the sealing effect of the optical cable connector box is greatly reduced.

The invention adopts the following technical scheme:

the utility model provides a make things convenient for connector of dismouting, includes the main part, the inside of main part is the cavity, and the left end of main part is equipped with the butt joint subassembly, and the right-hand member is provided with optical cable coupling assembling, the main part left end sets up the first subassembly of a plurality of unsmooth crisscross vertical lines for lateral wall circumference, and the right-hand member sets up tip circumference and is interrupted the second subassembly that sets up a plurality of protruding locking blocks, first subassembly with the second subassembly passes through threaded connection.

Preferably, the butt joint assembly comprises a ceramic core, a middle sleeve and a positioning spring, the left end of the middle sleeve is a first sleeve piece with an inner cavity forming cavity, the right end of the middle sleeve is a second sleeve piece with a protrusion, the ceramic core is inserted into the first sleeve piece, and the positioning spring is sleeved outside the second sleeve piece.

Preferably, the optical cable connecting assembly comprises a clamping body located on the right side inside the main body and a tail sleeve used for clamping and inserting the optical cable in the cavity at the right end of the assembly main body, the tail sleeve is sleeved on the outer side surfaces of the clamping body and the end part of the optical cable, and a sealing elastic ring is arranged between the tail sleeve and the clamping body.

Preferably, the right end of the inner side wall of the main body is sleeved with a protective sleeve, and the protective sleeve, the tail sleeve and the sealing elastic ring are sleeved and fixed with the clamping body.

A connecting piece comprises the connector and a connector, wherein the connector is positioned at the right end of the connector, the connector is connected with the connector through threads, and the connector comprises an adapter and a ceramic core pipe; the ceramic core pipe sets up the inside of adapter, the ceramic lock pin of the one end tail fiber of ceramic core pipe, the other end are used for connector ceramic core, the ceramic core pipe is coaxial setting with the ceramic lock pin of equipment tail fiber, the ceramic core of connector, the dirt proof cap cover is established the left end outside of adapter.

Preferably, the connector dust cap is established to adapter left end outside cover, the inside wall of connector dust cap sets up the internal thread, the lateral wall of adapter right-hand member is provided with second locking groove and external screw thread in order to lock adapter and connector.

The utility model provides an assembly and disassembly tools for cooperate with foretell connecting piece, assembly and disassembly tools is located the optical cable coupling assembling right-hand member of connector right-hand member, and assembly and disassembly tools includes cylindrical assembly and disassembly tools body, and the inside fretwork cylinder cavity that forms of assembly and disassembly tools body, the assembly and disassembly tools body inside wall near the left end form the step of sinking to on the step engrave with a plurality of first locking grooves that the locking block interlock was pegged graft, the fixed second subassembly of assembly and disassembly tools body shell body parcel.

Preferably, the first locking groove and the snap-fit locking block have 3 to 5 pairs in total.

Preferably, the width of the opening of the first locking groove is larger than that of the bottom.

Preferably, the right end of the outer side wall of the disassembling tool body is circumferentially provided with a plurality of bumps, and the side wall of the disassembling tool body is provided with a strip-shaped hollow-out wire passing groove.

Compared with the prior art, the invention has the following advantages:

(1) according to the invention, the dismounting tool is arranged at the tail end of the connector optical cable connecting component, so that the phenomenon that the connectors cannot be screwed down due to manual screwing or unscrewing operation inconvenience or simultaneous screwing is required because the plurality of connectors are small in interval when the connectors are connected with the connectors positioned at the outlet of the optical cable connector box is avoided. Through specialized tool, screw up or unscrew the connector, guaranteed the leakproofness and the waterproof performance of pre-connection splice box.

(2) According to the invention, the outer side surface of the right end of the main body is circumferentially provided with the plurality of protruding locking blocks, the right end of the connecting assembly is an assembling and disassembling tool for screwing the threads, the inner side wall of the assembling and disassembling tool is internally engraved with a locking groove matched with the locking blocks close to the left end, and the right end of the outer side wall is circumferentially provided with the plurality of lugs.

(3) The special tool is a cylinder shell and comprises a first locking groove and an outer shell, wherein the first locking groove is arranged on the sunken step and is meshed and spliced with the protruding locking block, and the outer shell wraps and fixes the second component shell. The special tool adaptive connector comprises two components which are wrapped, namely a shell body positioned circumferentially and a locking block arranged on the sinking step and meshed with the locking block

(4) The locking groove is convenient to operate, a special tool is close to the connector, the locking groove can enable the locking block to be occluded by circumferential rotation, and meanwhile the outer shell fastens the connecting piece to enable the locking groove not to be separated from the locking block.

Drawings

Fig. 1 is a three-dimensional structure diagram of a connector, a connecting member and a disassembling tool which are convenient to disassemble and assemble.

Fig. 2 is an exploded view of the structure of the present invention.

Fig. 3 is a block diagram of the docking assembly of the present invention.

In the figure, a main body 1, a first component 11, a second component 12, a convex locking block 121, a dust cap 2, a protective sleeve 3, a dismounting tool 4, a dismounting tool body 41, a first locking groove 42, a convex block 43, a middle sleeve 5, a first sleeve 51, a second sleeve 52, a clamping body 6, a sealing elastic ring 7, a ceramic tube 8, a tail sleeve 9, a positioning spring 10, an optical cable 13, an adapter 14 and a ceramic core tube 15 are arranged.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.

As shown in fig. 1, 2, and 3, the invention discloses a connector, and a dismounting tool which are convenient to dismount, can be used as an optical cable connection product, can be applied to an outlet of an optical cable connector box, can provide a very stable optical signal, and can overcome the defect of signal attenuation caused by time, environment, and other influencing factors. The protective sleeve comprises a main body 1, a protective sleeve 3, a middle sleeve 5 and a tail sleeve 9, wherein a hollow cavity is arranged inside the main body; the left end of the main body 1 is provided with a butt joint component, the right end of the main body 1 is provided with an optical cable connecting component, the main body 1 comprises a first component 11 of which the outer side wall at the left end is circumferentially provided with a plurality of concave-convex staggered vertical grains, the end part at the right end is circumferentially discontinuously provided with a second component 12 of a plurality of convex locking blocks 121, the first component 11 and the second component 12 are connected through threads, and when the prefabricated optical cable component is not used, the corresponding sealing and dust-proof operation can be realized through the component dust cap 2; be provided with the sealing washer in the dustproof cap 2, above-mentioned sealing washer is used for realizing the sealed between subassembly dustproof cap 2 and the main part 1. What is needed

The butt joint assembly comprises a ceramic core 8, a middle sleeve 5 and a positioning spring 10, wherein the left end of the middle sleeve 5 is a first sleeve 51 with a cavity body forming a building, the right end of the middle sleeve is a solid second sleeve 52 with a bulge, the ceramic core 8 is inserted into the first sleeve 51, and the positioning spring 10 is sleeved outside the second sleeve 52; optical cable coupling assembling is including lieing in the main part 1 and being located the inside right side of main part the centre gripping body 6, be used for the chucking to insert the tail cover 9 of optical cable 13 in the cavity of 1 right-hand member of subassembly main part, 9 covers of tail cover are established at centre gripping body 6 and 13 tip lateral surfaces of optical cable, sets up sealed elastic ring 7 in the middle of tail cover 9 and the centre gripping body 6, the inside wall right-hand member cover of main part is equipped with protective sheath 3, tail cover 9 and sealed elastic ring are overlapped and are established fixedly the centre gripping body, the centre gripping structure that the centre gripping body 6 and protective sheath constitute can be guaranteed to press from both sides tightly optical cable 13, avoids the optical cable to take place the bending loss that produces because of the collision in the junction.

The right end of the optical cable connecting component is provided with an assembling and disassembling tool 4 used for screwing the threads, the assembling and disassembling tool 4 is positioned at the right end of the optical cable connecting component and comprises a cylindrical assembling and disassembling tool body 41, a hollowed cylindrical cavity is formed inside the assembling and disassembling tool body 41, the inner side wall of the assembling and disassembling tool body 41 close to the left end forms a sunken step, a first locking groove 42 matched with the locking block 121 is engraved on the step, the shell of the assembling and disassembling tool body 41 is matched and fixed with a second component 12, a plurality of convex blocks 43 are circumferentially arranged at the right end of the outer side wall of the assembling and disassembling tool body 41, a hollowed line passing groove 44 is formed in the side wall of the assembling and disassembling tool and used for integrally locking the device, the outer side surface of the right end of the main body is provided with 5 convex locking blocks circumferentially, the right end connecting component is an assembling and disassembling tool used for screwing the threads, and the inner side wall of the assembling and disassembling tool close to the left end is engraved with the first locking groove 42 matched with the locking block, the first locking groove 42 and the snap-fit locking block 121 together form 5 pairs. The special tool is a cylinder shell and comprises a first locking groove which is arranged on the sunken step and is occluded and spliced with the convex locking block 121, and an outer shell which wraps and fixes the second component shell. The special tool adaptive connector comprises two assemblies for wrapping, namely a shell body positioned in the circumferential direction and a locking groove arranged on the sinking step and occluded with the locking block, so that the special tool is conveniently operated to be close to the connector and the locking groove occluded with the locking block in the circumferential direction, and meanwhile, the shell body fastening connecting piece enables the locking groove not to be separated from the locking block. Moreover, the width of the opening of the first locking groove 42 is larger than that of the bottom, so that the locking block 121 can enter the locking groove 42 conveniently along with the rotation.

The connecting piece comprises a connecting head and a connector which are connected through threads, and the connector comprises an adapter 14 and a ceramic core tube 15; ceramic core pipe 15 sets up adapter 14's inside, the ceramic lock pin of the one end tail fiber of ceramic core pipe 15, the other end are used for connector ceramic core 8, ceramic core pipe 15 is coaxial setting with the ceramic lock pin of equipment tail fiber, the ceramic core 8 of connector, and two ceramic lock pins can be guaranteed in the setting of ceramic core pipe 15 on same axis to effectively reduce light signal's decay the dust cap cover is established the left end outside of adapter 14, the connector dust cap is established to the cover in the 14 left ends outside of adapter, the inside wall of connector dust cap sets up the internal thread, the lateral wall of adapter 14 right-hand member is provided with second locking groove and external screw thread in order to lock adapter and connector.

The connector further comprises a structure for locking the connector in a dustproof mode, a dustproof cap sealing ring is arranged between the dustproof cap of the connector and the adapter 14, the connector is connected with one end of the connector, a nut matched with the upper thread of the adapter in an external thread mode is further arranged at one end of the connector, and an adapter sealing gasket is arranged between the nut and the adapter.

When leaving the factory, the invention can be installed in the fixing hole at the end part of the case of the pre-connection joint box or the pre-connection terminal box and is fixed on the case through the fixing nut. When the adapter is not used, in order to meet the requirements of dust-proof and waterproof performances, the connector is connected with a connector dust cap, the connector dust cap can be butted with the adapter through a connecting rope, a second locking groove is further formed in the outer side of the adapter 14, and a sealing ring is arranged in the second locking groove; the arrangement of the sealing ring can improve the sealing performance of the adapter dust cap and the splicing sealing performance of the prefabricated optical cable assembly.

The second locking groove may be a plurality of, preferably two, and symmetrically formed on the outer sidewall of the adapter.

When the connector and the connector are not used, the corresponding sealing dustproof operation can be realized through the dustproof cap, and dust can be prevented from entering the ceramic core tube of the connector and the ceramic core of the connector; when the connector and the connector are in butt joint installation and opened, the assembly dustproof cap can be opened, then the ceramic core on the connector is inserted into the ceramic core pipe on the connector, and then the optical cable on the main body is inserted into the clamping body, so that the optical cable can be connected.

In the specific operation of the invention, the second locking groove arranged at one end of the connector connected with the connector can also be used for positioning and used as a positioning groove, and the connector can be provided with a convex point matched with the positioning groove so as to realize blind insertion and positioning operation between the prefabricated optical cable assembly and the adapter; but in actual operation, the positioning grooves can be matched and plugged.

During construction, the connector is firstly installed on a pre-connection joint box through a nut; then the dust cap connected with the left end is screwed off; and finally, connecting the connector with the connector through threads, inserting tail fibers of the optical splitters in the pre-connection connector box or the pre-connection terminal box into the ceramic cores of the connector in the box body, tightly adhering and fixing the tail fibers through glue, screwing a disassembling tool until the tail fibers are screwed down, and completing the communication of the whole optical cable link. In the prefabricated optical cable assembly in the embodiment of the application, the connecting elements and the like are prefabricated in a factory, and all optical signals are detected in the factory, do not need to be assembled on site and are plug and play.

The above is only a preferred embodiment of the present invention, and the scope of the present invention is defined by the appended claims, and several modifications and amendments made by those skilled in the art without departing from the spirit and scope of the present invention should be construed as the scope of the present invention.

Claims (10)

1. The utility model provides a make things convenient for connector of dismouting, includes main part (1), the inside of main part (1) is the cavity, and the left end of main part (1) is equipped with the butt joint subassembly, and the right-hand member is provided with optical cable coupling assembling, characterized by, main part (1) left end sets up first subassembly (11) of a plurality of unsmooth crisscross vertical lines for lateral wall circumference, and the right-hand member sets up second subassembly (12) that tip circumference was interrupted and is set up a plurality of protruding locking pieces (121), first subassembly (11) with second subassembly (12) pass through threaded connection.

2. The connector convenient to disassemble and assemble according to claim 1, wherein the butt joint assembly comprises a ceramic core (8), a middle sleeve (5) and a positioning spring (10), the left end of the middle sleeve (5) is a first sleeve (51) with a hollow cavity formed inside, the right end of the middle sleeve (5) is a solid second sleeve (52) with a protrusion, the ceramic core (8) is inserted into the first sleeve (51), and the positioning spring (10) is sleeved outside the second sleeve (52).

3. The connector convenient to disassemble and assemble according to claim 1, wherein the optical cable connecting assembly comprises a clamping body (6) located on the right side inside the main body (1), and a tail sleeve (9) used for clamping the optical cable (13) inserted into the cavity at the right end of the main body (1), the tail sleeve (9) is sleeved on the outer side surfaces of the end portions of the clamping body (6) and the optical cable (13), and a sealing elastic ring (7) is arranged between the tail sleeve (9) and the clamping body (6).

4. A connector according to claim 3, characterized in that a protective sleeve (3) is sleeved on the right end of the inner side wall of the main body (1), and the clamping body (6) is fixed by the protective sleeve (3), the tail sleeve (9) and the sealing elastic ring (7).

5. A connector, comprising the connector as claimed in claim 1, wherein the connector is further provided, the connector is located at the right end of the connector, the connector and the connector are connected through threads, and the connector comprises an adapter (14) and a ceramic core tube (15); ceramic core pipe (15) set up the inside of adapter (14), the ceramic lock pin of the one end tail fiber of ceramic core pipe (15), the other end are used for connector ceramic core (8), ceramic core pipe and the ceramic lock pin of equipment tail fiber, ceramic core (8) of connector are coaxial setting.

6. A connector according to claim 5, wherein a connector dust cap is sleeved on the outer side of the left end of the adapter (14), the inner side wall of the connector dust cap is provided with internal threads, and the outer side wall of the right end of the adapter (14) is provided with a second locking groove and external threads to lock the adapter and the connector.

7. An assembly and disassembly tool, for with a connecting piece cooperation of any of claims 5-6, characterized by, assembly and disassembly tool (4) is located the cable coupling assembling right-hand member in the connector, assembly and disassembly tool (4) includes cylindrical assembly and disassembly tool body (41), and the inside fretwork cavity body that forms of assembly and disassembly tool body (41), assembly and disassembly tool body (41) inside wall are close to the left end and form sunken step to carve in the step with first locking groove (42) of a plurality of protruding locking block (121) interlock grafting, assembly and disassembly tool body (41) shell body parcel fixed second subassembly (12) casing.

8. A dismounting tool according to claim 7, characterized in that the first locking groove (42) and the snap-fit locking piece (121) form a total of 3 to 5 pairs.

9. A disassembly and assembly tool according to claim 7, wherein the width of the opening of the first locking groove (42) is larger than the bottom.

10. A dismounting tool according to claim 7, characterized in that the dismounting tool body (41) is provided with a plurality of protrusions (43) at the right end of the outer side wall in the circumferential direction, and the dismounting tool body (41) is provided with a strip-shaped hollowed-out wire passing groove (44) in the side wall.

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