CN214623139U - Prefabricated optical cable terminal connection structure of transformer substation - Google Patents

Abstract

The utility model discloses a prefabricated optical cable terminal connection structure of transformer substation relates to optical cable technical field, including the optical cable main part, the right side of optical cable main part is connected with the muffjoint, muffjoint's upper and lower both sides are provided with the connection piece, and the inside of connection piece has seted up the second recess, the internally mounted of second recess has adjusting screw. The utility model discloses in, be provided with the contact pin dish, the slider, spring and insulating needle, insert the inside in the inside skeleton groove of optical cable main part with insulating needle, remove the external force of effect on insulating needle after, first lantern ring can drive insulating needle towards the central removal of contact pin dish under the effect of spring force, thereby ensure that insulating needle can block the inside skeleton groove of optical cable main part, finally can link together box coupling and optical cable main part through the contact pin dish, this stability between optical cable main part and the box coupling is better, ensure that box coupling can not drop from the end of optical cable main part.

Description

Prefabricated optical cable terminal connection structure of transformer substation

Technical Field

The utility model relates to an optical cable technical field especially relates to a prefabricated optical cable terminal connection structure of transformer substation.

Background

With the development of scientific technology and the progress of times, communication technology is rapidly developed, optical cables are manufactured to meet the performance specifications of optics, mechanics or environment, and communication cable assemblies which use one or more optical fibers arranged in a coating sheath as transmission media and can be used individually or in groups are provided, so that a prefabricated optical cable terminal connection structure of a transformer substation is provided.

The prefabricated optical cable terminal connection structure of current transformer substation is at the connection in-process, and the steadiness between optical cable main part and the muffjoint is less strong for the muffjoint drops from the end of optical cable main part easily, and in the installation, because the tension of optical cable main part makes the phenomenon that collapses to destroy appear easily in the junction of muffjoint and transformer box body.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current prefabricated optical cable terminal connection structure of transformer substation in the connection process, the steadiness between optical cable main part and the muffjoint is more weak for the muffjoint drops from the end of optical cable main part easily, in the installation, because the tension of optical cable main part makes the muffjoint and transformer box body's junction appear the shortcoming of the phenomenon of collapsing out easily, and the prefabricated optical cable terminal connection structure of transformer substation who provides.

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

a prefabricated optical cable terminal connection structure of a transformer substation comprises an optical cable main body, wherein the right side of the optical cable main body is connected with a sleeve joint, connecting sheets are arranged on the upper side and the lower side of the sleeve joint, a second groove is formed in each connecting sheet, an adjusting screw is arranged in each second groove, a pin disc is arranged in each sleeve joint, a sliding groove is formed in each pin disc, a sliding block is movably connected inside each sliding groove, a pin hole is formed in the center of each sliding block, an insulating pin penetrates through each pin hole, a cushion pad is bonded in the center of the left side of each pin disc, a fixing column is fixedly connected with the center of the right side of each pin disc, a second sleeve ring is sleeved outside each fixing column, a spring is connected outside each second sleeve ring, the tail end of each spring is connected with a first sleeve ring, and a transformer box body is arranged on the right side of each sleeve joint, and the center of the left surface of the transformer box body is connected with a threaded pipe, and the upper side and the lower side of the threaded pipe are provided with first grooves.

Preferably, the sleeve joint and the transformer substation box body form detachable connection through a threaded pipe, and an inner wall of the sleeve joint is provided with an internal thread complementary with an external thread of the threaded pipe.

Preferably, the connecting piece is in sliding connection with the adjusting screw, and the connecting piece is in clearance fit with the first groove.

Preferably, a moving structure is formed between the insulating needle and the pin inserting disk through sliding blocks, and five groups of the sliding blocks are radially distributed outwards relative to the center of the pin inserting disk.

Preferably, the outer wall of the sliding block is tightly attached to the inner wall of the sliding groove, and the depth of the sliding groove is consistent with the thickness of the needle inserting disc.

Preferably, an elastic structure is formed between the first sleeve ring and the second sleeve ring through a spring, and the inner diameter of the first sleeve ring is larger than that of the insulating needle.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, be provided with the contact pin dish, the slider, spring and insulating needle, insert the inside in the inside skeleton groove of optical cable main part with insulating needle, remove the external force of effect on insulating needle after, first lantern ring can drive insulating needle towards the central removal of contact pin dish under the effect of spring force, thereby ensure that insulating needle can block the inside skeleton groove of optical cable main part, finally can link together box coupling and optical cable main part through the contact pin dish, this stability between optical cable main part and the box coupling is better, ensure that box coupling can not drop from the end of optical cable main part.

2. The utility model discloses in, be provided with adjusting screw, connection piece and first recess, insert the connection piece in the first recess of transformer box body left side, screw up adjusting screw to can fix the connection piece, this is lifted and is helped strengthening being connected between muffjoint and the transformer box body, can play the supporting role to muffjoint, avoids the too big phenomenon that makes muffjoint appear collapsing of optical cable main part tension.

Drawings

FIG. 1 is a schematic view of the overall connection structure of the present invention;

fig. 2 is a schematic structural view of the left side of the pin plate of the present invention;

FIG. 3 is a schematic view of the lateral connection structure of the middle contact pin plate of the present invention;

fig. 4 is a schematic view of the structure of the middle connecting piece of the present invention.

Illustration of the drawings:

1. a cable main body; 2. connecting sheets; 3. an adjusting screw; 4. a first groove; 5. a transformer box body; 6. a threaded pipe; 7. a socket joint; 8. a needle inserting plate; 9. a chute; 10. a slider; 11. a cushion pad; 12. a pinhole; 13. an insulating needle; 14. a first collar; 15. a spring; 16. a second collar; 17. fixing a column; 18. a second groove.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, a prefabricated optical cable terminal connection structure of a transformer substation comprises an optical cable main body 1, a connection sheet 2, an adjusting screw 3, a first groove 4, a transformer box body 5, a threaded pipe 6, a sleeve joint 7, a contact pin disc 8, a sliding chute 9, a sliding block 10, a buffer pad 11, a needle hole 12, an insulating needle 13, a first sleeve ring 14, a spring 15, a second sleeve ring 16, a fixed column 17 and a second groove 18, wherein the sleeve joint 7 is connected to the right side of the optical cable main body 1, the sleeve joint 7 and the transformer box body 5 are detachably connected through the threaded pipe 6, an internal thread complementary to an external thread of the threaded pipe 6 is arranged on the inner wall of the sleeve joint 7, the detachable connection facilitates installation and detachment between the sleeve joint 7 and the transformer box body 5, an internal thread complementary to an external thread of the threaded pipe 6 is arranged on the inner wall of the sleeve joint 7, and the transformer box body 5 can be connected together through the threaded pipe 6, the upper side and the lower side of the sleeve joint 7 are provided with connecting sheets 2, a second groove 18 is arranged inside the connecting sheets 2, the connecting sheets 2 are in sliding connection with the adjusting screws 3, the connecting sheets 2 are in clearance fit with the first groove 4, the sliding connection ensures that the connecting sheets 2 can slide left and right outside the adjusting screws 3, the clearance fit ensures that the connecting stability between the connecting sheets 2 and the first groove 4 is better, the adjusting screws 3 are arranged inside the second groove 18, the needle disc 8 is arranged inside the sleeve joint 7, the sliding groove 9 is arranged inside the needle disc 8, the sliding block 10 is movably connected inside the sliding groove 9, the outer wall of the sliding block 10 is tightly attached to the inner wall of the sliding groove 9, the depth of the sliding groove 9 is consistent with the thickness of the needle disc 8, the attachment ensures the stability of the sliding block 10 in the moving process inside the sliding groove 9, the thickness is consistent, and ensures that the sliding groove 9 is completely inserted into the needle disc 8, ensure that can not cause the blockking to the removal of insulating needle 13, the central department of slider 10 has seted up pinhole 12, and the inside of pinhole 12 runs through insulating needle 13, constitute the moving structure through slider 10 between insulating needle 13 and the contact pin dish 8, and slider 10 outwards radiation distributes about the center of contact pin dish 8 has five groups, the moving structure ensures that insulating needle 13 can move under the drive of slider 10, and then can adjust the distance of insulating needle 13 to the center of contact pin dish 8, can fix the skeleton of different intervals in the optical cable main part 1, contact pin dish 8's left side central authorities bond there is blotter 11, and contact pin dish 8's right side central authorities fixedly connected with fixed column 17, the outside of fixed column 17 has cup jointed the second lantern ring 16, and the outside of second lantern ring 16 is connected with spring 15, the end connection of spring 15 has first lantern ring 14, constitute elastic force structure through spring 15 between first lantern ring 14 and the second lantern ring 16, and the internal diameter of first lantern ring 14 is greater than the diameter of insulating needle 13, after the external force of effect on insulating needle 13 is guaranteed to remove by the elastic structure, first lantern ring 14 can drive insulating needle 13 and move towards the center of needle hub 8 under the effect of spring 15 elasticity, thereby guarantee that insulating needle 13 can block the inside skeleton groove of optical cable main part 1, finally can link together needle hub 8 with optical cable main part 1, the internal diameter of first lantern ring 14 is greater than the diameter of insulating needle 13, guarantee that insulating needle 13 can insert the inside of first lantern ring 14, the right side of box 7 is provided with transformer case 5, and transformer case 5's left surface central authorities are connected with screwed pipe 6, the upper and lower both sides of screwed pipe 6 are provided with first recess 4.

The working principle is as follows: when the optical cable is used, the outer skin of the optical cable main body 1 is peeled off, the pin disc 8 is contacted with the cross section of the optical cable main body 1, the insulating needle 13 is pulled to the edge according to the size of the framework groove in the optical cable main body 1 until the insulating needle 13 is aligned with the framework groove, the insulating needle 13 is inserted into the framework groove, after the external force acting on the insulating needle 13 is removed, the first lantern ring 14 can drive the insulating needle 13 to move towards the center of the pin disc 8 under the action of the elastic force of the spring 15, so that the insulating needle 13 can clamp the framework groove in the optical cable main body 1, finally the pin disc 8 and the optical cable main body 1 can be connected together, the sleeve joint 7 is sleeved outside the threaded pipe 6, the sleeve joint 7 is rotated until the sleeve joint 7 is completely matched with the threaded pipe 6, the adjusting screw 3 is unscrewed, the connecting piece 2 is moved to the right, the connecting piece 2 is inserted into the first groove 4 on the left side of the power transformation box body 5, adjusting screw 3 is screwed up to can fix connection piece 2, this helps strengthening being connected between box sleeve 7 and the transformer case body 5, can play the supporting role to box sleeve 7, avoids 1 tension of optical cable main part 1 too big messenger box sleeve 7 to appear collapsing the phenomenon.

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 prefabricated optical cable terminal connection structure of transformer substation, includes optical cable main part (1), its characterized in that: the optical cable comprises an optical cable main body (1), a sleeve joint (7) is connected to the right side of the optical cable main body (1), connecting pieces (2) are arranged on the upper side and the lower side of the sleeve joint (7), a second groove (18) is formed in each connecting piece (2), an adjusting screw (3) is installed in each second groove (18), a needle inserting disc (8) is installed in each sleeve joint (7), a sliding groove (9) is formed in each needle inserting disc (8), a sliding block (10) is movably connected to the inner portion of each sliding groove (9), a needle hole (12) is formed in the center of each sliding block (10), an insulating needle (13) penetrates through the inner portion of each needle hole (12), a cushion pad (11) is bonded to the center of the left side of each needle inserting disc (8), a fixing column (17) is fixedly connected to the center of the right side of each needle inserting disc (8), and a second lantern ring (16) is sleeved on the outer portion of each fixing column (17), and the outside of second lantern ring (16) is connected with spring (15), the end connection of spring (15) has first lantern ring (14), the right side of box (7) is provided with transformer box (5), and the left surface central authorities of transformer box (5) are connected with screwed pipe (6), the upper and lower both sides of screwed pipe (6) are provided with first recess (4).

2. A prefabricated optical cable termination connection structure of transformer substation according to claim 1, characterized in that: the sleeve joint (7) and the transformer box body (5) are detachably connected through the threaded pipe (6), and the inner wall of the sleeve joint (7) is provided with internal threads complementary to external threads of the threaded pipe (6).

3. A prefabricated optical cable termination connection structure of transformer substation according to claim 1, characterized in that: the connecting piece (2) is in sliding connection with the adjusting screw (3), and the connecting piece (2) is in clearance fit with the first groove (4).

4. A prefabricated optical cable termination connection structure of transformer substation according to claim 1, characterized in that: a moving structure is formed between the insulating needle (13) and the needle inserting disc (8) through the sliding blocks (10), and five groups of the sliding blocks (10) are distributed outwards in a radiation mode relative to the center of the needle inserting disc (8).

5. A prefabricated optical cable termination connection structure of transformer substation according to claim 1, characterized in that: the outer wall of the sliding block (10) is tightly attached to the inner wall of the sliding groove (9), and the depth of the sliding groove (9) is consistent with the thickness of the needle inserting disc (8).

6. A prefabricated optical cable termination connection structure of transformer substation according to claim 1, characterized in that: an elastic structure is formed between the first lantern ring (14) and the second lantern ring (16) through a spring (15), and the inner diameter of the first lantern ring (14) is larger than the diameter of the insulating needle (13).

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