Three-core cold shrink cable outdoor terminal

Abstract

The utility model provides a three-core cold shrink cable outdoor terminal, which comprises a protective cover, three adjusting plates are arranged in the protective cover through adjusting mechanism movable rods, a protective sleeve is fixedly arranged among the three adjusting plates, a second supporting strip is arranged on the inner wall of the protective sleeve, and the second supporting strip is arranged on the inner wall of the protective sleeve. The top of the protective sleeve is fixedly provided with three branch pipes, the tops of the three branch pipes are sleeved with cable sleeves, the bottom ends of the cable sleeves are fixedly provided with third protrusions, and the outer walls of the top ends of the branch pipes are provided with first protrusions. Through the cooperation of the adjusting knob, the adjusting plate and the mounting block, the connection part of the protective sleeve, the tap pipe and the cable sleeve can be reinforced, the stability of the terminal can be improved, and through the adjusting plate, the mounting block and the protective cover, the protection of the protective sleeve and the separated connecting pipe can be increased, the performance of the terminal is ensured, and the practicability of the terminal is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to three core cold shrink cable terminal technical field, concretely is a kind of three core cold shrink cable outdoor terminal. BACKGROUND

[0002] Three core cold shrink cable outdoor terminal is cable accessory used outdoors, mainly used in power system, with excellent electrical performance, hydrophobicity, high elasticity and long life characteristics, usually through cold shrink technology to tightly combine components such as insulating material together, form complete structure, to facilitate the protection of cable joint from environmental factors and mechanical stress.

[0003] The existing three core cold shrink cable outdoor terminal is generally directly exposed to the outside environment, it is not convenient to protect the tapping position, and the three core cold shrink cable outdoor terminal is affected by storage period, cold shrink cable outdoor terminal head material fatigue shrinkage is not in place, affect the performance of three core cold shrink cable outdoor terminal, lead to staff to maintain and replace damaged three core cold shrink cable outdoor terminal, reduce the practicability of three core cold shrink cable outdoor terminal.

[0004] Therefore, the utility model provides a kind of three core cold shrink cable outdoor terminal. UTILITY MODEL CONTENT

[0005] In view of the deficiencies in the prior art, the utility model aims to provide a kind of three core cold shrink cable outdoor terminal to solve the problems raised in the above background art, the utility model can reinforce the connecting place of protection sleeve, tapping pipe and cable sleeve by the cooperation of adjusting knob, adjusting plate and mounting block, can improve the stability of the terminal, and can increase the protection of protection sleeve and separation pipe by adjusting plate, mounting block and protective cover, ensure the performance of the terminal, to improve the practicability of the terminal.

[0006] To achieve the above object, the utility model is through the following technical scheme to realize: a kind of three core cold shrink cable outdoor terminal, including protective cover, the inside of the protective cover is provided with three adjusting plates by adjusting mechanism movable rod, three the adjusting plate is fixedly installed with protection sleeve, the inner wall of the protection sleeve is provided with second support strip, the top of the protection sleeve is fixedly provided with three tapping pipes, the top of three the tapping pipe is sleeved with cable sleeve, the bottom of the cable sleeve is fixedly provided with third protrusion, the outer wall on the top of the tapping pipe is provided with first protrusion, the outer wall on the top and bottom of the protection sleeve is provided with second protrusion, the inside of the first protrusion and second protrusion is fixedly provided with rubber ring, the top of the adjusting plate is set on the outside of tapping pipe.

[0007] Further, the top end of the adjusting plate is provided with a vertical arc-shaped slot, the inner wall of the vertical arc-shaped slot is provided with a horizontal slot, and the inner wall of the tapping pipe is provided with a first supporting strip.

[0008] Further, the tapping pipe is installed in the vertical arc-shaped slot, and three mounting blocks are installed among the three tapping pipes through fastening bolts.

[0009] Further, three sides of the mounting block are respectively provided with clamping grooves, the tapping pipe is clamped and installed in the clamping groove, and the inner wall of the clamping groove is provided with a horizontal slot.

[0010] Further, the third protrusion is sleeved outside the first protrusion, and the third protrusion is clamped and installed in the horizontal slot.

[0011] Further, the inner wall of the bottom end of the adjusting plate is provided with a groove at a position corresponding to the second protrusion, and the second protrusion is installed in the groove.

[0012] Further, the bottom end of the adjusting plate is provided with an adjusting knob which is rotationally limited and installed on one side, and the adjusting knob is screw-connected and installed on three sides of the protective cover.

[0013] Further, sealing rubber rings are installed between the outer sides of the adjusting plate and the mounting block, the outer side of the protective sleeve and the protective cover, a stress cone is arranged on the outer wall of the top end of the cable sleeve, and a third supporting strip is arranged on the inner wall of the cable sleeve.

[0014] The utility model discloses a kind of three-core cold shrink cable outdoor terminal, which can move and adjust adjusting plate by adjusting knob, so that adjusting plate is close to protective sleeve, tapping pipe and cable sleeve, and by the cooperation of horizontal slot, first protrusion and third protrusion, by the cooperation of second protrusion and groove, protective sleeve, tapping pipe and cable sleeve connection are reinforced, so that protective sleeve, tapping pipe and cable sleeve are fixed, the stability of the terminal is improved;And the sealing between protective sleeve, tapping pipe and cable sleeve and wire core can be improved;By adjusting plate, mounting block and protective cover, the protection of protective sleeve and separation pipe can be increased, the performance of the terminal is guaranteed, so that the practicability of the terminal is improved. ACCURACY OF DRAWINGS

[0015] Figure 1 It is a structure diagram of the utility model three-core cold shrink cable outdoor terminal;

[0016] Figure 2 It is a protective cover structure diagram of the utility model three-core cold shrink cable outdoor terminal;

[0017] Figure 3 It is a protective cover internal section view of the utility model three-core cold shrink cable outdoor terminal.

[0018] Figure 4 The utility model relates to a kind of cable sleeve structure diagram of three-core cold shrink cable outdoor terminal;

[0019] Figure 5 The utility model relates to a kind of mounting block structure diagram of three-core cold shrink cable outdoor terminal;

[0020] In the drawing: 1, protective cover;2, adjusting mechanism;3, cable sleeve;4, mounting block;5, adjusting plate;6, sealing rubber ring;7, stress cone;8, tapping pipe;9, first support strip;10, first protrusion;11, protective sleeve;12, second support strip;13, second protrusion;14, rubber ring;15, adjusting knob;16, transverse slot;17, third protrusion;18, clamping groove;19, fastening bolt. DETAILED DESCRIPTION

[0021] To make the technical means, creation features, purposes and effects of the utility model easy to understand, the utility model is further described below in conjunction with specific implementation manners.

[0022] Please refer to Figures 1 to 5 The utility model provides a technical scheme: a kind of three-core cold shrink cable outdoor terminal, including protective cover 1, the inside of the protective cover 1 is provided with three adjusting plates 5 by adjusting mechanism 2 movable rod, three described adjusting plates 5 are fixedly installed with protective sleeve 11 between, the inner wall of the protective sleeve 11 is provided with second support strip 12, the top of the protective sleeve 11 is fixedly provided with three tapping pipes 8, the top of three described tapping pipes 8 is equipped with cable sleeve 3, the bottom end of the cable sleeve 3 is fixedly provided with third protrusion 17, the outer wall on the top of the tapping pipe 8 is provided with first protrusion 10, the outer wall on the top and bottom end of the protective sleeve 11 is provided with second protrusion 13, the inside of the first protrusion 10 and second protrusion 13 is fixedly provided with rubber ring 14, the top of the adjusting plate 5 is arranged on the outside of tapping pipe 8, by the cooperation of the protective cover 1 and adjusting plate 5 with mounting block 4 of being set, the protective ability of protective sleeve 11 and tapping pipe 8 junction can be increased, and the stability of the terminal is facilitated to improve by adjusting plate 5 extruding protective sleeve 11 and tapping pipe 8, cable sleeve 3, and practicality is high.

[0023] The top end of the adjusting plate 5 is provided with a vertical arc-shaped groove, the inner wall of the vertical arc-shaped groove is provided with a horizontal groove 16, the inner wall of the tapping pipe 8 is provided with a first supporting strip 9, the tapping pipe 8 is installed in the vertical arc-shaped groove, the three tapping pipes 8 are installed with the mounting block 4 through the fastening bolt 19, the three sides of the mounting block 4 are provided with the clamping groove 18 respectively, the tapping pipe 8 is clamped and installed in the clamping groove 18, the inner wall of the clamping groove 18 is provided with the horizontal groove 16, the third protrusion 17 is sleeved on the outer side of the first protrusion 10, the third protrusion 17 is clamped and installed in the horizontal groove 16, the bottom end of the adjusting plate 5 is provided with a groove corresponding to the position of the second protrusion 13, the second protrusion 13 is installed in the groove, through the cooperation of the horizontal groove 16, the first protrusion 10 and the third protrusion 17, and the cooperation of the mounting block 4 and the clamping groove 18, the inner side of the tapping pipe 8 and the cable sleeve 3 can be conveniently limited, the cable sleeve 3 and the tapping pipe 8 can be conveniently extruded and fixed, and the stability between the tapping pipe 8 and the cable sleeve 3 can be conveniently improved.

[0024] In the embodiment, the adjusting knob 15 is rotationally installed on one side of the bottom end of the adjusting plate 5, the adjusting knob 15 is screwedly installed on the three sides of the protective cover 1, the adjusting plate 5 can be adjusted through the adjusting knob 15, the three sides of the protective sleeve 11 and the three tapping pipes 8 are extruded by the adjusting plate 5, and therefore the stability of the terminal is improved.

[0025] In the embodiment, the outer sides of the adjusting plate 5 and the mounting block 4, the outer side of the protective sleeve 11 and the protective cover 1 are all installed with the sealing rubber ring 6, the outer wall of the top end of the cable sleeve 3 is provided with the stress cone 7, and the inner wall of the cable sleeve 3 is provided with the third supporting strip, the top and the bottom of the protective cover 1 can be sealed through the sealing rubber ring 6, and therefore the sealing property of the terminal is improved, and the cable sleeve 3 can be tightly fixed on the outer side of the wire core through the pulling of the third supporting strip.

[0026] In the outdoor terminal using the three-core cold shrink cable, the three-core cable is processed first, and the protective cover 1 is sleeved at the line core separation of the three-core cable, and the protective sleeve 11 is installed outside the line core separation of the three-core cable, the second supporting strip 12 inside the protective sleeve 11 is pulled out, so that the protective sleeve 11 is wrapped outside the three-core cable under the action of the pre-tension, the pipe diameter of the protective sleeve 11 is reduced, the first supporting strip 9 inside the three tapping pipes 8 is pulled out in turn, the three tapping pipes 8 are wrapped outside the three separated line cores respectively, the pipe diameter of the tapping pipe 8 is reduced, the three adjusting knobs 15 are rotated respectively, the adjusting knobs 15 are moved in the three sides of the protective cover 1 by screwing, and the adjusting plate 5 is driven to move close to the protective sleeve 11 and the tapping pipe 8, the cable sleeve 3 is sleeved outside the three separated line cores, and the bottom end of the cable sleeve 3 is sleeved outside the first protrusion 10 through the third protrusion 17, the third supporting strip inside is pulled out, the bottom end of the cable sleeve 3 is sleeved outside the tapping pipe 8, the adjusting knob 15 is continued to be rotated, the adjusting knob 15 is extruded on the cable sleeve 3, the tapping pipe 8 and the protective sleeve 11 through the adjusting plate 5, so that the third protrusion 17 is clamped in the horizontal slot 16, the second protrusion 13 is installed in the groove, the mounting block 4 is fixedly installed on the top of the protective cover 1 between the three tapping pipes 8 through the fastening bolt 19, the bottom end of the tapping pipe 8 and the cable sleeve 3 is installed in the clamping groove 18, the tapping pipe 8 and the cable sleeve 3 are fixed between the adjusting plate 5 and the mounting block 4, the protective sleeve 11 is fixed by the adjusting plate 5 through the second protrusion 13, the protective sleeve 11, the tapping pipe 8 and the cable sleeve 3 are connected and reinforced, the stability of the terminal is improved, the sealing between the protective sleeve 11, the tapping pipe 8 and the cable sleeve 3 and the line core is improved, and the practicability of the terminal is improved.

[0027] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be combined appropriately to form other embodiments that those skilled in the art can understand.

Claims

1. A three-core cold shrink cable outdoor termination comprising a boot (1), characterised in that, The interior of the protective cover (1) is provided with three adjusting plates (5) through the adjusting mechanism (2) movable rod, three adjusting plates (5) are fixedly installed with protective sleeve (11) between, the inner wall of protective sleeve (11) is provided with second support strip (12), the top of protective sleeve (11) is fixedly provided with three branch pipes (8), the top of three branch pipes (8) is sleeved with cable sleeve (3), the bottom end of cable sleeve (3) is fixedly provided with third protrusion (17), the outer wall of branch pipe (8) top is provided with first protrusion (10), the outer wall of the top and bottom of protective sleeve (11) is provided with second protrusion (13), the inside of first protrusion (10) and second protrusion (13) is fixedly provided with rubber ring (14), the top of adjusting plate (5) is provided outside branch pipe (8).

2. A three-core cold-shrink cable outdoor termination according to claim 1, characterised in that: The top of adjusting plate (5) is provided with vertical arc slot, the inner wall of vertical arc slot is provided with horizontal slot (16), the inner wall of branch pipe (8) is provided with first support strip (9).

3. A three-core cold-shrink cable outdoor termination according to claim 2, characterised in that: The branch pipe (8) is installed in the inside of vertical arc slot, three branch pipes (8) are installed with mounting block (4) through fastening bolt (19) between.

4. A three-core cold-shrink cable outdoor termination according to claim 3, characterised in that: Three sides of mounting block (4) are provided with clamping groove (18), branch pipe (8) is clamped and installed in the inside of clamping groove (18), the inner wall of clamping groove (18) is provided with horizontal slot (16).

5. A three-core cold-shrink cable outdoor termination according to claim 4, characterised in that: The third protrusion (17) is sleeved on the outside of first protrusion (10), the third protrusion (17) is clamped and installed in the inside of horizontal slot (16).

6. A three-core cold-shrink cable outdoor termination according to claim 5, characterised in that: The bottom end inner wall of adjusting plate (5) is provided with recess at the position corresponding to second protrusion (13), and second protrusion (13) is installed in the inside of recess.

7. A three-core cold-shrink cable field termination as defined in claim 1, wherein: The bottom end of adjusting plate (5) is rotatably installed with adjusting knob (15) on one side, and the adjusting knob (15) is screwedly installed on three sides of protective cover (1).

8. A three-core cold-shrink cable field termination according to claim 1, wherein: The outside of adjusting plate (5) and mounting block (4), the outside of protective sleeve (11) and protective cover (1) are all installed with sealing rubber ring (6), the outer wall of the top of cable sleeve (3) is provided with stress cone (7), and the inner wall of cable sleeve (3) is provided with third support strip.

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