Inner cone plug-in cable terminal

Abstract

The utility model relates to the technical field of cable terminals, in particular to an inner cone plug-in cable terminal. According to the technical scheme, the ground wire comprises a ground wire and further comprises a PE heat shrink tube and a tail tube which are arranged on the ground wire in a sleeving mode, the tail tube is arranged at the upper end of the PE heat shrink tube, a power cable is arranged in the tail tube, a stress cone is arranged on the power cable in a sleeving mode, and a sleeve matched with the conical surface is arranged on the stress cone in a sleeving mode. According to the utility model, convenient installation of the cable terminal is realized, the distance between the clamping rod and the grip can be adjusted according to the size of the hand of an operator, so that the grip can be held by the hand more stably, the hand of the operator is prevented from being hurt due to the too small distance between the clamping rod, the installation time and energy are saved, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to cable terminal technical field especially relates to a kind of inner cone plug-in cable terminal. BACKGROUND

[0002] 35kV inner cone plug-in cable terminal, it is mainly used for electric appliance switch, transformer and the circuit connection of power supply cable of other electric equipment, and fixed on the shell of electric equipment.Its connection mode is that outer cable passes through the stress cone center hole in cable terminal, and is reliably contacted and connected with the electrode of socket in electric equipment through movable contactor and internal circuit connection.

[0003] When moving and installing the tail pipe assembly, the worker needs to hold the tail pipe assembly with both hands to install the cable terminal. Because the outer surface of the tail pipe assembly of the existing inner cone plug-in cable terminal is relatively smooth, the operator is easy to slip when holding, which affects the normal installation of the cable terminal. Moreover, the operator may need help from other operators during installation, which is very inconvenient. Therefore, the present application proposes an inner cone plug-in cable terminal. SUMMARY

[0004] The utility model aims at the problem that the surface of the tail pipe assembly is relatively smooth in the background art, the operator is easy to slip during installation, and the installation is laborious and very inconvenient, and proposes an inner cone plug-in cable terminal.

[0005] The technical scheme of the utility model is as follows: a kV large-current inner cone plug-in cable terminal, comprising a ground wire, further comprising:

[0006] A PE heat shrink tube and a tail pipe are sleeved on the ground wire, the tail pipe is arranged at the upper end of the PE heat shrink tube, a power cable is arranged in the tail pipe, a stress cone is sleeved on the power cable, and a sleeve pipe matched with the conical surface is sleeved on the stress cone.

[0007] A cable core is connected to the power cable, a force ring and a movable contactor are installed on the cable core, and the movable contactor is located on the force ring.

[0008] Optionally, a main insulation, a cable outer shielding layer and a copper shield are sequentially arranged between the cable core and the power cable.

[0009] Optionally, a placing groove is arranged in the outer layer of the tail pipe, and a force device is arranged in the placing groove.

[0010] Optionally, the force device comprises a rotating shaft rotatably installed on the inner wall of the upper end of the placing groove, a handle is fixed on the rotating shaft, a supporting block is installed on one end of the handle on both sides, and a clamping rod is arranged between the two supporting blocks.

[0011] Optionally, the rotating shaft is provided with a fixing pin mounted on the outer wall of one side of the placing groove.

[0012] Optionally, the support block is provided with a sliding groove, a sliding block is slidingly mounted in the sliding groove, a support rod is fixedly mounted on the sliding block, and the support rod is fixedly connected with the clamping rod.

[0013] Optionally, the handle is provided with an anti-skid sleeve, and the clamping rod is provided with a protective sleeve.

[0014] In summary, the present application has at least one of the following beneficial technical effects:

[0015] The placing groove, the rotating shaft, the fixing pin, the handle and the anti-skid sleeve are arranged, so that when the tail pipe assembly is installed, the handle is separated from the placing groove by rotating the rotating shaft, a force point is provided for the operator, the installation of the cable terminal is facilitated, and time and effort are saved.

[0016] The sliding block, the support rod, the protective sleeve, the support block and the clamping rod are further arranged, the support rod can drive the clamping rod to move and adjust by sliding the sliding block in the sliding groove, the distance between the clamping rod and the handle can be adjusted according to the size of the operator's hand, the flexibility and adaptability of the device are increased, the operator's hand is prevented from being injured due to the small distance between the clamping rods, the hand holding the handle is more stable, and the hand is not easy to slip.

[0017] The present application realizes convenient installation of the cable terminal, the distance between the clamping rod and the handle can be adjusted according to the size of the operator's hand, the hand holding the handle is more stable, the operator's hand is prevented from being injured due to the small distance between the clamping rods, the installation time and effort are saved, and the work efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 A structure schematic view of one embodiment of the present application is given;

[0019] Figure 2 A cable core connecting structure schematic view of one embodiment of the present application is given;

[0020] Figure 3 A placing groove internal structure schematic view of one embodiment of the present application is given;

[0021] Figure 4 A clamping rod connecting structure schematic view of one embodiment of the present application is given.

[0022] Reference: 1, ground; 2, PE heat shrink tube; 3, tail pipe; 4, stress cone; 5, force ring; 6, dynamic contactor; 7, power cable; 8, cable core; 9, main insulation; 10, cable outer shield layer; 11, copper shield; 12, placing groove; 13, rotating shaft; 14, handle; 15, anti-skid sleeve; 16, fixing pin; 17, support block; 18, sliding block; 19, support rod; 20, clamping rod; 21, protective sleeve; 22, sliding groove. DETAILED DESCRIPTION

[0023] The technical solutions of the present application will be described clearly and completely below in conjunction with the drawings. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments.

[0024] The components of the embodiments of the present application generally described and shown in the accompanying drawings can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the claimed application, but only represents selected embodiments of the present application.

[0025] Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0026] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0027] It should be noted that the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the processes, methods, articles or devices including a series of elements not only include those elements, but also include other elements not explicitly listed or inherent to such processes, methods, articles or devices. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the described specific features, structures, materials or characteristics can be combined in any one or more embodiments or examples in a suitable manner.

[0028] In the description of the utility model, it is necessary to explain that, unless there is definite stipulation and limitation, the term "installation", "connection" should be broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected, can be mechanical connection, also can be electrical connection, can be direct connection, also can be indirectly connected through the intermediate medium, can be the communication inside two elements. For ordinary skilled in the art, the above-mentioned term can be understood in the specific meaning in the utility model according to specific circumstances.

[0029] Embodiment

[0030] As Figure 1 And Figure 2 The utility model discloses a kind of inner cone plug-in cable terminals, including ground wire 1, installation ground wire 1 before stripping cable as required, still include the PE heat shrink tube 2 and tail pipe 3 of being set on ground wire 1, tail pipe 3 is set on the upper end of PE heat shrink tube 2, power cable 7 is provided in tail pipe 3, stress cone 4 is sleeved on power cable 7, stress cone 4 is sleeved with sleeve pipe matched with cone surface, and there is no gap between the cone surface of stress cone 4 and sleeve pipe;

[0031] In addition, it further includes cable core 8 connected on power cable 7, load ring 5 and dynamic contactor 6 are installed on cable core 8, dynamic contactor 6 is located on load ring 5, dynamic contactor 6 and sleeve pipe contact bear current are greater than 1250A, cable core 8 and power cable 7 are sequentially provided with main insulation 9, cable outer shield 10, copper shield 11, stress cone 4 disperses cable concentration problems at the cut-off of cable outer shield 10.

[0032] As Figures 1-4 The device further includes that the outer layer of tail pipe 3 is provided with placing groove 12 inside, placing groove 12 is provided with force device inside, force device includes rotating shaft 13 rotatably installed on the inner wall of the upper end of placing groove 12, handle 14 is fixed on rotating shaft 13, one end of handle 14 is provided with support block 17 on both sides, clamping rod 20 is arranged between the two support blocks 17, rotating shaft 13 is inserted with fixed pin 16 installed on the outer wall of one side of placing groove 12, handle 14 can be stretched out of placing groove 12 by the rotation of rotating shaft 13, so that the operator can hold handle 14, provide certain force point, facilitate holding tail pipe assembly to install cable terminal, clamping rod 20 can provide certain tension, so that handle 14 is not easy to fall off when holding;

[0033] In addition, the support block 17 is provided with a sliding groove 22, a sliding block 18 is slidably installed in the sliding groove 22, a support rod 19 is fixedly installed on the sliding block 18, the support rod 19 is fixedly connected with the clamping rod 20, the sliding block 18 is used to slide in the sliding groove 22, the support rod 19 drives the clamping rod 20 to move, the distance between the clamping rod 20 and the handle 14 is adjusted according to the size of the palm of the operator, the flexibility and adaptability of the device are increased, and the clamping rod 20 is prevented from being too close to the handle 14 to cause discomfort of the hand.

[0034] It is worth noting that the handle 14 is provided with an anti-skid sleeve 15, and the clamping rod 20 is provided with a protective sleeve 21, the anti-skid sleeve 15 can prevent the handle 14 from being easily slipped off when holding the handle 14, and the protective sleeve 21 prevents the clamping rod 20 from hurting the hand.

[0035] The working principle of the embodiment is as follows: when the tail pipe assembly needs to be moved and installed, the rotating shaft 13 is rotated to drive the handle 14 to be separated from the placing groove 12, the fixed pin 16 is inserted into the rotating shaft 13 after the angle is adjusted, the handle 14 is fixed, the sliding block 18 is used to slide in the sliding groove 22 to drive the support rod 19 to move, the support rod 19 drives the clamping rod 20 to move and adjust, the distance between the clamping rod 20 and the handle 14 is adjusted according to the size of the hand of the operator, the clamping rod 20 is prevented from being too close to the handle 14 to hurt the hand, the clamping rod 20 and the handle 14 are matched to provide a force point for the worker, the handle 14 is not easy to fall off, the worker is convenient for installing the cable terminal, and energy and time are saved.

[0036] The above specific embodiments are only several optional embodiments of the utility model, based on the technical scheme of the utility model and the related inspiration of the above embodiments, the person skilled in the art can make various alternative improvements and combinations on the above specific embodiments.

Claims

1. An inner cone plug-in cable termination comprising a ground wire (1), characterized in that, Also include: PE heat shrink tube (2) and tail pipe (3) set on the ground wire (1), the tail pipe (3) is arranged on the upper end of PE heat shrink tube (2), the power cable (7) is arranged in the tail pipe (3), the stress cone (4) is sleeved on the power cable (7), the sleeve pipe matched with the taper surface is sleeved on the stress cone (4); The cable core (8) is connected to the power cable (7), the force ring (5) and the movable contact (6) are installed on the cable core (8), and the movable contact (6) is located on the force ring (5).

2. An inner cone plug-in cable termination according to claim 1, characterised in that, The cable core (8) and the power cable (7) are sequentially provided with main insulation (9), cable outer shielding layer (10) and copper shielding (11).

3. An inner cone plug-in cable termination according to claim 1, wherein, The outer layer of the tail pipe (3) is provided with a placing groove (12), and the placing groove (12) is provided with a force device.

4. An inner cone plug-in cable termination according to claim 3, characterised in that, The force device comprises a rotating shaft (13) rotatably installed on the inner wall of the upper end of the placing groove (12), a handle (14) fixed on the rotating shaft (13), support blocks (17) installed on both sides of one end of the handle (14), and a clamping rod (20) arranged between the two support blocks (17).

5. An inner cone plug-in cable termination according to claim 4, characterised in that, The rotating shaft (13) is inserted with a fixed pin (16) installed on the outer wall of one side of the placing groove (12).

6. An inner cone plug-in cable termination according to claim 4, wherein, The support block (17) is provided with a sliding groove (22), and the sliding groove (22) is slidably provided with a sliding block (18), and the sliding block (18) is fixedly provided with a supporting rod (19), and the supporting rod (19) and the clamping rod (20) are fixedly connected.

7. An inner cone plug-in cable termination as claimed in claim 4, characterised in that, The handle (14) is sleeved with an antiskid sleeve (15), and the clamping rod (20) is sleeved with a protective sleeve (21).

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