CN211208049U - Non-armoured cable structure - Google Patents

Abstract

The utility model relates to a cable field discloses a no armoured cable structure. The utility model discloses a terminal armful of card, cable body and winding pipe, the external fixed surface of cable body has the winding pipe, the end of cable body is provided with the terminal armful of card, the terminal armful of card one end with winding pipe detachably is fixed. The beneficial effects of the utility model reside in that, can realize carrying out comprehensive protection with no armoured cable, avoid external force destruction and mouse to bite, guarantee no armoured cable's operating stability to great limit ground. And simultaneously, adopt the utility model discloses a no armoured cable structure can carry out the armoring transformation to no armoured cable under the state of not having a power failure, has avoided the economic loss that the power failure caused among the transformation process.

Description

Non-armoured cable structure

Technical Field

The utility model relates to a cable field specifically relates to a no armoured cable structure.

Background

The cable is a common power transmission device in people's production and life. A common cable is a rope-like cable generally made by twisting several or several groups of conductors, each group being insulated from each other and twisted around a center, and then covered on the outer circumference with a highly insulating covering. The cable can be divided into an armored cable and an unarmored cable, wherein the unarmored cable refers to a cable without a steel armor protective layer. Because the armored cable is not protected by the steel armor protective layer, the armored cable has a plurality of defects in daily use, firstly, the side pressure resistance of the armored cable is poor, and the armored cable is easily damaged by external force; secondly, the armored cable is not provided with an armor layer, and only a few armored cables are provided with outer sheaths as protection measures, so that the armored cable is not prevented from being bitten by animals and is easy to be bitten by rodents such as mice and the like in daily use, and electricity leakage or power failure accidents are caused; third, when need to transform the armoured cable and carry out the armoured transformation, because the armoured cable is in the state of being in service, consequently must have a power failure before the repacking begins, just can transform the armoured cable to the armoured cable armoring, nevertheless owing to can not supply power, must lead to the fact certain economic loss in the transformation period.

The existing armored cables have the defects.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough of prior art existence, provide a no armoured cable structure.

The utility model provides a no armoured cable protection architecture, embrace card, cable body and winding pipe including the terminal, the surface mounting of cable body has the winding pipe, the end of cable body is provided with the terminal is embraced the card, the terminal one end of embracing the card with winding pipe detachably is fixed.

Preferably, the terminal holding clamp comprises an inner cavity, the upper portion of the inner cavity is used for fixing a first end of the winding pipe, the lower portion of the inner cavity is a second end far away from the first end, threads are arranged in the first end, and the threads are in a thread tooth shape.

Preferably, a breakpoint is arranged on the thread of the first end, a protrusion pointing to the inner cavity of the terminal holding clamp is arranged at the end of the thread close to the breakpoint, a groove is arranged at the end of the winding pipe, and the protrusion located at the first end is clamped with the groove, so that the first end is fixed with the winding pipe.

Preferably, the diameter of the second end is not smaller than the diameter of the first end.

Preferably, the terminal holding clamp is provided with a fixing hole.

Preferably, the terminal holding clamp is integrally formed or detachably fixed by a holding clamp assembly.

Preferably, a cable sheath protective layer is further arranged between the outer surface of the cable body and the winding pipe, and the winding pipe is fixed on the cable sheath protective layer.

Preferably, still including being used for fixing the connector of winding pipe, the connector includes the cavity, the cavity both ends are provided with the screw thread, the screw thread is the screw thread profile of teeth.

Preferably, the connector is integrally formed or is detachably fixed by a connector assembly.

Preferably, the connector is provided with a through hole.

Through the technical scheme, adopt the utility model discloses a no armoured cable structure at first, can carry out comprehensive protection with no armoured cable, has avoided external force destruction and mouse to bite, has guaranteed no armoured cable's operating stability to great limit ground. Secondly, adopt the utility model discloses a no armoured cable structure can carry out the armoring transformation to no armoured cable under the state of not having a power failure, has avoided the economic loss that the power failure caused among the transformation process.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the terminal clasp of the present invention.

Fig. 2 is a perspective schematic view of the terminal clasp of the present invention at another angle.

Fig. 3 is a schematic sectional view along a-a in fig. 2.

Fig. 4 is a schematic structural view of another angle of the terminal clasp according to the present invention.

Fig. 5 is a schematic structural view of an embodiment of the winding pipe of the present invention.

Fig. 6 is a perspective schematic view of an embodiment of the connector of the present invention.

Fig. 7 is a schematic sectional view along a-a in fig. 6 according to the present invention.

Description of the reference numerals

1. Terminal holding clamp 11, first end 12 and second end

13. Fixing hole

2. Cable body 3, winding pipe 31, recess

4. Connector 5, through hole.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

In the present invention, the use of directional terms such as "upper, lower, outer, inner, and end" in the absence of a contrary intention is generally intended to refer to the upper, lower, outer, inner, and end as illustrated in the accompanying drawings.

According to the utility model discloses, provide a no armor cable structure, please refer to fig. 1 and show, no armor cable structure includes that terminal armful blocks 1, cable body 2 and winding pipe 3, the external fixed surface of cable body 2 has winding pipe 3, the end of cable body 2 is provided with terminal armful blocks 1, preferably, terminal armful blocks 1 can adopt the aluminum alloy finished piece. Terminal embrace card 1 one end with winding pipe 3 detachably is fixed, makes things convenient for constructor to dismantle as required when actual construction. Preferably, the winding pipe 3 may be made of stainless steel. During actual construction, a constructor firstly fixes the winding pipe 3 on the outer surface of the cable body 2, the fixing method in the prior art can be adopted, if the winding pipe 3 is wound on the outer surface of the cable body 2, after the cable body 2 is fixed, the constructor fixes one end of the terminal holding clamp 1 with the winding pipe 3, the other end of the terminal holding clamp 1 is used for accommodating various types of cable terminals and facilitating the cables to enter a cable mechanism box, and an inlet of a common cable is arranged at the bottom of the cable mechanism box. Furthermore, in order to achieve a better fixing effect, an insulating sealant can be coated at a gap between the other end of the terminal holding clamp 1 and a cable inlet of a cable terminal or a cable mechanism box for sealing.

Through the above technical scheme of the utility model, when in-service use, through terminal armful card 1 can make winding pipe 3 is firm fix on cable body 2, through winding pipe 3 can realize having avoided external force destruction and mouse to bite, has guaranteed the operating stability of no armoured cable to great limit ground.

Referring to fig. 2 to 4, the terminal clamp 1 further includes an inner cavity, preferably, the inner cavity penetrates through the terminal clamp 1, the inner cavity of the terminal clamp 1 is divided into an upper portion and a lower portion far away from the upper portion, the upper portion of the inner cavity is a first end 11 for fixing the winding pipe 3, the lower portion of the inner cavity is a second end 12 far away from the first end 11, a thread is disposed in the first end 11, and the thread is in a thread tooth shape. During actual construction, the terminal holding clamp 1 is fixed with the winding pipe 3 through the threads. Preferably, a breakpoint can be further arranged on the thread of the first end 11, the breakpoint interrupts the thread, a protrusion pointing to the inner cavity of the middle-end clamp 1 is arranged at the end of the thread close to the breakpoint, a groove 31 can be further arranged at the end of the winding pipe 3, and a constructor can adopt methods such as rotating the terminal clamp 1 or placing the terminal clamp 1 to enable the terminal clamp 1 to be located at a corresponding position on the end of the winding pipe 3, so that the protrusion located at the first end 11 is fixedly clamped with the groove 31, and the terminal clamp 1 is fixed with the winding pipe 3 more firmly.

In addition, the diameter of the second end 12 is not smaller than that of the first end 11, so as to conveniently accommodate various existing cable terminals.

Furthermore, according to specific production requirements, the terminal clasping card 1 may be integrally formed or may be formed by detachably fixing a clasping card assembly. Preferably, the clamp assembly is composed of two clamp assemblies which are detachably fixed and have the same structure, and the fixing method in the prior art can be adopted during fixing.

In order to further stably fix the terminal clamp 1 and the winding pipe 3, a fixing hole 13 may be further formed in the terminal clamp 1. Preferably, the fixing hole 13 may be a bolt hole, and is fastened by a bolt to realize further fixing with the winding pipe 3. If terminal armful card 1 comprises embracing the card subassembly, can pass through bolt and bolt hole connection fastening together after two armful card subassemblies are made up to realize with winding pipe 3's is fixed.

In order to prevent the winding pipe 3 from damaging the cable body 2 and the outer sheath when the cable is electrified and used, and simultaneously protect the safety of constructors. Referring to fig. 5 again, preferably, a cable sheath protective layer (not shown) may be further disposed between the outer surface of the cable body 2 and the winding tube 3, and the winding tube 3 is fixed on the cable sheath protective layer. When the cable sheath is fixed, the existing fixing mode can be adopted, preferably, the cable sheath protective layer is wound on the surface of the cable body 2, and the winding pipe 3 is wound on the surface of the cable sheath protective layer. The material of the cable sheath protective layer can be selected from the same material parts as the outer sheath of the armored cable, and preferably, the cable sheath protective layer is made of the existing material parts with good flexibility and insulating property, such as PVC (polyvinyl chloride) material parts.

In addition, the length of the winding pipe 3 is designed and determined in advance in a factory in consideration of the requirement of an upstream customer, but in the actual construction process, although the length of the winding pipe 3 can also be cut at a construction site, the situation that the length of the winding pipe 3 is insufficient can also occur, therefore, the utility model discloses can also include the connector 4 for prolonging the winding pipe 3, preferably, the connector 4 can adopt an aluminum alloy part. Referring to fig. 6 to 7, the connector 4 includes a cavity, and threads are disposed in both ends of the cavity of the connector 4, and the threads are in a thread form. Preferably, the shape of both ends of the connector 4 is the same as the shape of the first end 11 of the terminal holding clamp 1.

Furthermore, the connector 4 may be integrally formed or detachably fixed by a connector assembly. The connector 4 can also be provided with a through hole 5, and the through hole 5 can be a bolt hole. When the length of the winding pipe 3 needs to be extended, a constructor fixes a plurality of the winding pipes 3 to be extended and the connector 4, preferably, two connector assemblies may be first placed at the connection position of the winding pipes 3 and then fastened through bolts and bolt holes, so as to realize the clamping and fixing with the winding pipes 3, and also extend the length of the winding pipes 3.

In summary, when the utility model is used, firstly, a layer of the cable sheath protective layer can be fixed on the outer surface of the cable body 2 to be protected in advance, the outer sheath is used as a protective measure, a layer of the cable sheath protective layer can be fixed outside the outer sheath in advance, when the cable sheath protective layer is fixed, winding or wrapping modes can be adopted, and the cable body 2 can be better prevented from being accidentally damaged by the winding pipe 3 during winding through the cable sheath protective layer; secondly, the winding pipe 3 with a proper length is cut, and a ring of the winding pipe 3 is wound to the outer side of the cable body 2 needing to be protected, the cutting length of the winding pipe 3 is selected according to the actual length of the cable body 2, the starting point and the end point of the winding pipe 3 are respectively two ends of the cable body 2, and preferably, the extension of the length of the winding pipe 3 can be realized through the connector 4. After winding is completed, the two ends of the winding pipe 3, namely the two ends of the cable body 2 and the terminal holding clamp 1, are further fixed, preferably, the two ends can be further locked and fixed through bolts after being fixed. The gap between the terminal holding clamp 1 and the winding pipe 3 can be sealed by silicone adhesive so as to protect the cable in the whole process; and finally, the second end 12 of the terminal clamp 1 is fixedly butted with a cable terminal to realize the connection between the cable and the cable terminal.

To sum up, adopt the utility model discloses a no armoured cable structure, it is first, can realize carrying out comprehensive protection with no armoured cable, avoided external force destruction and mouse to bite, guaranteed no armoured cable's operating stability to great limit ground. Second, adopt the utility model discloses a no armoured cable structure can carry out the armoring transformation to no armoured cable under the state of not having a power failure, has avoided the economic loss that the power failure caused among the transformation process.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto. In the technical idea scope of the present invention, it is possible to provide the technical solution of the present invention with a plurality of simple modifications, including combining each specific technical feature in any suitable manner, and in order to avoid unnecessary repetition, the present invention does not provide additional description for various possible combinations. These simple variations and combinations should also be considered as disclosed in the present invention, all falling within the scope of protection of the present invention.

Claims (10)

1. The utility model provides a no armor cable structure, its characterized in that includes that terminal armful blocks (1), cable body (2) and winding pipe (3), the surface of cable body (2) is fixed with winding pipe (3), the end of cable body (2) is provided with terminal armful blocks (1), the terminal armful block (1) one end with winding pipe (3) detachably is fixed.

2. Unarmored cable structure according to claim 1, wherein the terminal clasp (1) comprises an inner cavity, the upper part of which is a first end (11) for fixing the winding tube and the lower part is a second end (12) remote from the first end (11), the first end (11) being provided with a thread, the thread being in the form of a thread profile.

3. The unarmored cable structure according to claim 2, wherein the thread of the first end (11) is provided with a break point, the end of the thread near the break point is provided with a protrusion pointing to the inner cavity of the terminal clasp (1), the end of the winding tube (3) is provided with a groove (31), the protrusion at the first end (11) is engaged with the groove (31), so that the first end (11) is fixed with the winding tube (3).

4. Unarmored cable structure according to claim 2, characterized in that the diameter of the second end (12) is not smaller than the diameter of the first end (11).

5. Unarmored cable structure according to claim 1, characterized in that the terminal clasp (1) is provided with a fixing hole (13).

6. The unarmored cable structure according to any one of claims 1 to 5, wherein the terminal clamp (1) is integrally formed or is detachably fixed by a clamp assembly.

7. The unarmored cable structure according to claim 6, wherein a sheath covering is further provided between the outer surface of the cable body (2) and the winding tube (3), and the winding tube (3) is fixed on the sheath covering.

8. Unarmored cable structure according to claim 6, further comprising a connector (4) for fixing the winding tube (3), the connector (4) comprising a cavity provided with a thread at both ends, the thread being in the form of a thread profile.

9. Unarmored cable structure according to claim 8, wherein the connector (4) is integrally formed or is detachably fixed by a connector assembly.

10. Unarmored cable structure according to claim 8, characterized in that a through hole (5) is provided on the connector (4).

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