CN211554423U - Welding-free double-end prefabricated optical cable - Google Patents

Abstract

The utility model discloses an exempt from butt fusion bi-polar prefabricated optical cable, including sheath and sinle silk, the outside of sinle silk is located to the fixed cover of sheath, the both ends of sinle silk are equipped with socket and plug respectively, the sheath is close to a plurality of fixture blocks of one end fixedly connected with of socket, slip on the fixture block is inserted and is equipped with the kelly, the fixed cover of one end of kelly has connect the cutting ferrule, the kelly is kept away from the one end fixedly connected with pull rod of cutting ferrule, the one end fixed coupling that the sheath is close to the plug has the installation piece, it is equipped with a plurality of draw-in grooves that correspond with the kelly to surround on the installation piece, it is equipped with the slide bar to slide in. The utility model discloses in through the setting of joint structure, it is more convenient when connecting to make the optical cable to the connection efficiency of optical cable has been promoted.

Description

Welding-free double-end prefabricated optical cable

Technical Field

The utility model relates to the field of communication technology, especially, relate to a butt fusion bi-polar prefabricated optical cable exempts from.

Background

With the development of the existing technology, communication modes are more and more, the communication modes are not limited to traditional communication modes, with the development of the technology and the acceleration of information, the existing optical communication is more and more common, and signals are transmitted through optical cables in the field of communication in intelligent substation stations at present.

However, the external structure of the existing prefabricated optical cable is simpler, and the outside of the optical cable is lack of a certain connecting structure, so that the installation and connection efficiency of the optical cable is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art prefabricated optical cable external structure comparatively simple, the outside of optical cable lacks certain connection structure's problem, and the butt fusion bi-polar prefabricated optical cable of exempting from that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a butt fusion-free double-end prefabricated optical cable comprises a sheath and a wire core, wherein the sheath is fixedly sleeved outside the wire core, a socket and a plug are respectively arranged at two ends of the wire core, one end of the sheath, which is close to the socket, is fixedly connected with a plurality of clamping blocks, clamping rods are slidably inserted on the clamping blocks, one ends of the clamping blocks are fixedly sleeved with a clamping sleeve, one end of each clamping rod, which is far away from the clamping sleeve, is fixedly connected with a pull rod, one end of the sheath, which is close to the plug, is fixedly sleeved with an installation block, a plurality of clamping grooves corresponding to the clamping rods are arranged on the installation block in a surrounding manner, sliding rods are slidably inserted in the clamping grooves, sliding cavities matched with the sliding rods are arranged on the inner walls of the clamping grooves, one ends, which are located in the sliding cavities, of the sliding rods are fixedly connected with limiting blocks, first springs are, and the clamping rod is provided with a fixing groove corresponding to the fixing block.

Preferably, the clamping rod is sleeved with a second spring, and two ends of the second spring are fixedly connected with the clamping sleeve and the clamping block respectively.

Preferably, the one end fixedly connected with a plurality of sliders of sinle silk near the socket, be equipped with the spout that corresponds with the slider on the inner wall of sheath.

Preferably, the end of the wire core close to the socket is fixedly sleeved with a first sealing ring, and one side of the first sealing ring is fixedly connected with the outer wall of the sheath.

Preferably, a second sealing ring is fixedly sleeved at one end of the wire core close to the plug, and one side of the second sealing ring is fixedly connected with the outer wall of the sheath.

Preferably, the fixing block is wedge-shaped.

Has the advantages that:

1. the clamping rod is inserted into the clamping groove on the mounting block, the fixing block is automatically clamped into the fixing groove on the clamping rod under the action of the first spring to complete connection, and meanwhile, the second spring can play a certain elastic supporting role on the clamping rod;

2. meanwhile, the clamping sleeve can prevent the clamping rod from falling off from the clamping block, the pull rod can be pulled conveniently, the limiting block can prevent the sliding rod from falling off from the sliding cavity, and the arrangement of the first sealing ring and the second sealing ring can enhance the sealing performance of the optical cable.

Drawings

Fig. 1 is a schematic structural view of a fusion-bonding-free double-end prefabricated optical cable provided by the present invention;

fig. 2 is a schematic structural view of a portion a of fig. 1.

In the figure: the cable clamp comprises a sheath 1, a cable 2, a socket 3, a plug 4, a clamping block 5, a clamping rod 6, a clamping sleeve 7, a pull rod 8, a mounting block 9, a sliding rod 10, a limiting block 11, a first spring 12, a fixing block 13, a second spring 14, a sliding block 15, a first sealing ring 16 and a second sealing ring 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a butt fusion-free double-end prefabricated optical cable comprises a sheath 1 and a wire core 2, wherein the sheath 1 is fixedly sleeved outside the wire core 2, two ends of the wire core 2 are respectively provided with a socket 3 and a plug 4, one end of the sheath 1 close to the socket 3 is fixedly connected with a plurality of clamping blocks 5 for supporting clamping rods 6, the clamping rods 6 are slidably inserted on the clamping blocks 5 for fixing the optical cable, one end of each clamping rod 6 is fixedly sleeved with a clamping sleeve 7, one end of each clamping rod 6 far away from the clamping sleeve 7 is fixedly connected with a pull rod 8 for conveniently pulling the clamping rod 6, one end of the sheath 1 close to the plug 4 is fixedly sleeved with an installation block 9 for conveniently fixing the clamping rod 6, and the installation block 9 is provided with a plurality of clamping;

in this embodiment, slide bar 10 is equipped with in sliding insertion in the draw-in groove, be used for supporting fixed block 13, be equipped with the smooth chamber that corresponds with slide bar 10 on the inner wall of draw-in groove, slide bar 10 is located the one end fixedly connected with stopper 11 in the smooth chamber, the cover is equipped with first spring 12 on the slide bar 10, play certain elastic support to fixed block 13, the both ends of first spring 12 respectively with stopper 11 and the inner wall fixed connection in smooth chamber, the top fixedly connected with fixed block 13 of slide bar 10, be used for fixing clamping bar 6, be equipped with the fixed slot that corresponds with fixed block 13 on clamping bar 6.

In the embodiment, the clamping rod 6 is sleeved with the second spring 14, two ends of the second spring 14 are respectively and fixedly connected with the clamping sleeve 7 and the clamping block 5, the clamping rod 6 is elastically supported to a certain extent, and one end of the wire core 2 close to the socket 3 is fixedly connected with a plurality of sliding blocks 15;

in this embodiment, be equipped with the spout that corresponds with slider 15 on the inner wall of sheath 1, the fixed cover of sinle silk 2 one end that is close to socket 3 has connect first sealing washer 16, the leakproofness of reinforcing optical cable, one side of first sealing washer 16 and the outer wall fixed connection of sheath 1, the fixed cover of sinle silk 2 one end that is close to plug 4 has connect second sealing washer 17, the leakproofness of reinforcing optical cable, one side of second sealing washer 17 and the outer wall fixed connection of sheath 1, fixed block 13 is the wedge form, conveniently insert in the fixed slot.

In this embodiment, insert the draw-in groove on the installation piece 9 earlier with kelly 6, fixed block 13 is under the effect of first spring 12 simultaneously, automatic card is gone into in the fixed slot on the kelly 6, the completion is connected, second spring 14 can play certain elastic support effect to kelly 6 simultaneously, cutting ferrule 7 can prevent that kelly 6 from droing from fixture block 5 simultaneously, pull rod 8 can conveniently stimulate kelly 6, stopper 11 can prevent that slide bar 10 from droing from sliding the intracavity simultaneously, the setting of first sealing washer 16 and second sealing washer 17, can strengthen the leakproofness of optical cable.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a butt fusion bi-polar prefabricated optical cable exempts from, includes sheath (1) and sinle silk (2), its characterized in that: the outer portion of sinle silk (2) is located to sheath (1) fixed cover, the both ends of sinle silk (2) are equipped with socket (3) and plug (4) respectively, a plurality of fixture blocks (5) of one end fixedly connected with that sheath (1) is close to socket (3), slide on fixture block (5) and insert and be equipped with kelly (6), the fixed cover of one end of kelly (6) has cutting ferrule (7) of having connect, the one end fixedly connected with pull rod (8) that cutting ferrule (7) were kept away from to kelly (6), the fixed cover of one end that sheath (1) is close to plug (4) has connected installation piece (9), surround a plurality of draw-in grooves that correspond with kelly (6) on installation piece (9), slide in the draw-in groove and insert and be equipped with slide bar (10), be equipped with the sliding chamber that matches with slide bar (10) on the inner wall of draw-in groove, the one end fixedly connected, the cover is equipped with first spring (12) on slide bar (10), the both ends of first spring (12) respectively with stopper (11) and the inner wall fixed connection in smooth chamber, the top fixedly connected with fixed block (13) of slide bar (10), be equipped with the fixed slot that corresponds with fixed block (13) on kelly (6).

2. The fusion-free double-ended pre-cast optical cable according to claim 1, wherein: the clamping rod (6) is sleeved with a second spring (14), and two ends of the second spring (14) are fixedly connected with the clamping sleeve (7) and the clamping block (5) respectively.

3. The fusion-free double-ended pre-cast optical cable according to claim 1, wherein: the one end fixedly connected with a plurality of sliders (15) that sinle silk (2) are close to socket (3), be equipped with the spout that corresponds with slider (15) on the inner wall of sheath (1).

4. The fusion-free double-ended pre-cast optical cable according to claim 1, wherein: the cable core (2) is close to one end of the socket (3) and fixedly sleeved with a first sealing ring (16), and one side of the first sealing ring (16) is fixedly connected with the outer wall of the sheath (1).

5. The fusion-free double-ended pre-cast optical cable according to claim 1, wherein: the end of the wire core (2) close to the plug (4) is fixedly sleeved with a second sealing ring (17), and one side of the second sealing ring (17) is fixedly connected with the outer wall of the sheath (1).

6. The fusion-free double-ended pre-cast optical cable according to claim 1, wherein: the fixed block (13) is wedge-shaped.

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