Cable with lining structure

Abstract

The utility model discloses a cable with a lining structure, which comprises a cable main body, the cable main body comprises an outer insulating sheath, a lining flame-retardant sheath, a lining anti-interference sheath, a filling body and a cable wire, the cable wire is arranged in the filling body, the lining anti-interference sheath is arranged on the outer surface of the filling body, and the outer insulating sheath is arranged on the outer surface of the filling body. The lining flame-retardant sleeve is arranged on the outer surface of the lining anti-interference sheath, and the outer insulating sheath is mounted on the outer surface of the lining flame-retardant sleeve in a sleeving manner; by designing the wear-resistant buffer protection mechanism, the elastic buffer sheath can be sleeved on the outer surface of the outer insulating sheath along with the wear-resistant sheath, and then the end part of the elastic buffer sheath is fixedly mounted again, and when the cable main body is exposed outside and is touched by an external object or is pressed on the ground, the wear-resistant sheath and the elastic buffer sheath are used for wear-resistant buffer protection, so that the cable main body is prevented from being damaged. Damage is not easy to cause, the service life is prolonged, and the wear-resistant buffer protection effect of the cable main body in use after installation is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of cables, and in particular relates to a cable with an inner lining structure. Background Art

[0002] The existing cable is a conductor made of one or more mutually insulated conductors and an outer insulating protective layer, which is laid underground, in the air, etc., and the cable is installed with an inner lining structure when in use, which is convenient for flame retardant protection through the inner lining flame retardant sleeve, and the inner lining anti-interference sheath provides anti-interference protection for the cable. At the same time, the cable is provided with tensile protection during installation, and the cable is provided with wear-resistant buffer protection during use after installation, which improves the wear-resistant buffer protection effect of the cable when it is installed and used, and prolongs its service life;

[0003] When the existing cables are used after installation, when the outer surface of the cables is exposed to the outside and is hit by external objects or is under pressure from the ground, it is not convenient to provide wear-resistant buffer protection for the outer surface of the cables, which can easily cause the outer insulating sheath of the cables to be damaged when they are hit or pressed, or even cause serious damage to the inside of the cables and make them unusable, affecting the wear-resistant buffer protection effect of the cables when they are used after installation. For this reason, the utility model proposes a cable with an inner lining structure. Utility Model Content

[0004] The purpose of the utility model is to provide a cable with an inner lining structure to solve the problem in the above-mentioned background technology that it is not convenient to provide wear-resistant buffer protection for the outer surface of the cable when the cable is used after installation, which easily causes damage to the outer insulating sheath of the cable when it is impacted or compressed, and even causes serious damage to the inside of the cable and makes it unusable, thereby affecting the wear-resistant buffer protection effect of the cable when it is used after installation.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cable with an inner lining structure, comprising a cable body, the cable body comprising an outer insulating sheath, an inner lining flame-retardant sheath, an inner lining anti-interference sheath, a filling body and a cable wire, the cable wire is arranged inside the filling body, the inner lining anti-interference sheath is arranged on the outer surface of the filling body, the inner lining flame-retardant sheath is arranged on the outer surface of the inner lining anti-interference sheath, the outer insulating sheath is sleeved and installed on the outer surface of the inner lining flame-retardant sheath, and the cable body is also provided with:

[0006] A wear-resistant buffer protection mechanism, wherein the wear-resistant buffer protection mechanism comprises a wear-resistant buffer protection component and a snap-fit ​​connection component, wherein the wear-resistant buffer protection component is arranged on the outer surface of the outer insulating sheath, and the snap-fit ​​connection component is arranged at the connection between the end of the wear-resistant buffer protection component and the end of the outer insulating sheath;

[0007] The anti-tension mechanism comprises an anti-tension component, and the anti-tension component is arranged on the inner surface of the outer insulating sheath.

[0008] Preferably, the wear-resistant buffer protection component includes a wear-resistant sheath arranged on the outer surface of the outer insulating sheath, and an elastic buffer sheath is arranged at the connection between the inner surface of the wear-resistant sheath and the outer surface of the outer insulating sheath.

[0009] Preferably, the inner surface of the elastic buffer sheath is tightly fitted to the outer surface of the outer insulating sheath, and the wear-resistant sheath and the outer surface of the outer insulating sheath are elastically buffered and connected via the elastic buffer sheath.

[0010] Preferably, the snap-fit ​​connection assembly includes snap-fitting grooves at both ends of the outer insulating sleeve, an elastic snap ring is elastically snap-fitted inside the snap-fitting groove, a clamp head is integrally formed on the outer surface of the elastic snap ring, and snap holes are provided on the inner surfaces of both ends of the wear-resistant sleeve.

[0011] Preferably, the groove is an annular structure, and the elastic clamping ring is consistent with the inner surface structure of the groove.

[0012] Preferably, the clamping head matches the internal structure of the clamping hole, and the end of the wear-resistant sleeve and the elastic clamping ring are connected by clamping with the clamping hole through the clamping head.

[0013] Preferably, the anti-tension component comprises a mounting groove which is integrally formed by injection molding on the inner surface of the outer insulating sheath, and a anti-tension rope is clamped and installed inside the mounting groove.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] By designing a wear-resistant buffer protection mechanism, the elastic buffer sheath can be installed along with the wear-resistant sheath on the outer surface of the outer insulating sheath and then its end can be fixed and installed again. When the cable body is exposed to the outside and touched by external objects or is pressed by the ground during installation, the wear-resistant sheath and the elastic buffer sheath provide wear-resistant buffer protection, which is not easily damaged, prolongs the service life, and improves the wear-resistant buffer protection effect of the cable body when it is used after installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the utility model;

[0017] Figure 2 It is a schematic diagram of the cross-sectional structure of the outer insulating sheath, the wear-resistant sheath and the tensile rope of the utility model;

[0018] Figure 3 For this utility model Figure 2 The enlarged structural diagram of part A in the middle;

[0019] Figure 4 It is a schematic diagram of the partial structure of the elastic clamp ring, clamp head and outer insulating sheath of the utility model;

[0020] Figure 5It is a schematic diagram of the local structure of the wear-resistant sheath, elastic buffer sheath and clamping hole of the utility model;

[0021] Figure 6 This is a schematic diagram of the outer insulating sheath, installation groove and tension rope structure of the utility model;

[0022] In the figure: 100, cable body; 101, outer insulating sheath; 1011, wear-resistant sheath; 1012, elastic buffer sheath; 1013, slot; 1014, elastic clamp; 1015, clamp head; 1016, clamp hole; 1017, installation slot; 1018, tension rope; 102, flame-retardant lining sheath; 103, anti-interference lining sheath; 104, filling body; 105, cable wire. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figures 1 to 6 The utility model provides a technical solution: a cable with an inner lining structure, comprising a cable body 100, the cable body 100 comprising an outer insulating sheath 101, an inner lining flame retardant sheath 102, an inner lining anti-interference sheath 103, a filling body 104 and a cable wire 105, the cable wire 105 is arranged inside the filling body 104, the inner lining anti-interference sheath 103 is arranged on the outer surface of the filling body 104, the inner lining flame retardant sheath 102 is arranged on the outer surface of the inner lining anti-interference sheath 103, the outer insulating sheath 101 is sleeved and installed on the outer surface of the inner lining flame retardant sheath 102, the cable body 100 can be conveniently used for flame retardant protection by the inner lining flame retardant sheath 102 during installation and use, and the inner lining anti-interference sheath 103 provides anti-interference protection for the cable body 100, and the cable body 100 is also provided with:

[0025] A wear-resistant buffer protection mechanism, and the wear-resistant buffer protection mechanism includes a wear-resistant buffer protection component and a snap-fit ​​connection component. The wear-resistant buffer protection component is arranged on the outer surface of the outer insulating sheath 101, and the snap-fit ​​connection component is arranged at the connection between the end of the wear-resistant buffer protection component and the end of the outer insulating sheath 101. When the cable body 100 is exposed to the outside for use after installation, the wear-resistant buffer protection mechanism can be used for buffering and protection of the outer surface of the cable body 100. When the cable body 100 is exposed to the outside for use after installation and is touched by external objects or is pressed by the ground, it is not easy to be damaged, thereby extending the service life and improving the wear-resistant buffer protection effect of the cable body 100 when it is installed and in use.

[0026] In order to facilitate the installation of wear-resistant buffer protection for the cable body 100 through the wear-resistant buffer protection component and not easily cause damage, in the present embodiment, preferably, the wear-resistant buffer protection component includes a wear-resistant sheath 1011 arranged on the outer surface of the outer insulating sheath 101, and an elastic buffer sheath 1012 is arranged at the connection between the inner surface of the wear-resistant sheath 1011 and the outer surface of the outer insulating sheath 101, the inner surface of the elastic buffer sheath 1012 is tightly fitted to the outer surface of the outer insulating sheath 101, and the wear-resistant sheath 1011 and the outer surface of the outer insulating sheath 101 are elastically buffered and connected through the elastic buffer sheath 1012, and the wear-resistant sheath 1011 can be fitted and installed on the outer surface of the outer insulating sheath 101, and the elastic buffer sheath 1012 is in close contact with the outer surface of the outer insulating sheath 101, so that the cable body 100 can be easily installed and used for buffer protection through the wear-resistant sheath 1011 and the elastic buffer sheath 1012.

[0027] In order to facilitate the closing of the wear-resistant sheath 1011 on the outer surface of the outer insulating sheath 101 and fix the end portion thereof through the snap-fit ​​connection assembly, in the present embodiment, preferably, the snap-fit ​​connection assembly includes a snap-fit ​​groove 1013 opened at both ends of the outer insulating sheath 101, and an elastic snap ring 1014 is elastically snap-fitted and installed inside the snap-fit ​​groove 1013. The snap-fit ​​groove 1013 is an annular structure, and the elastic snap ring 1014 is consistent with the inner surface structure of the snap-fit ​​groove 1013, so that the elastic snap ring 1014 can be snap-fitted and installed through the snap-fit ​​groove 1013, and the clamp head 1015 can be fixed after the elastic snap ring 1014 is snap-fitted and installed. The outer surface of the ring 1014 is integrally formed with a clamping head 1015, and the inner surfaces of both ends of the wear-resistant sleeve 1011 are provided with clamping holes 1016. The internal structures of the clamping heads 1015 and the clamping holes 1016 match each other, and the end of the wear-resistant sleeve 1011 is connected to the elastic clamping ring 1014 by the clamping heads 1015 and the clamping holes 1016. When the wear-resistant sleeve 1011 is fitted and installed on the outer surface of the outer insulating sleeve 101, the clamping heads 1015 are clamped and fixed to the ends of the wear-resistant sleeve 101 and the outer insulating sleeve 101 by the inside of the clamping holes 1016, which is convenient for use as wear-resistant buffer protection after fixation.

[0028] The anti-tensile mechanism includes an anti-tensile component, which is arranged on the inner surface of the outer insulating sheath 101. When the cable body 100 is installed and used, when the cable body 100 is pulled to the installation position, the anti-tensile mechanism can provide anti-tensile protection for the cable body 100, so that the pulling force is not easy to cause damage, thereby improving the anti-tensile protection effect of the cable body 100 when it is installed and used.

[0029] In order to facilitate the tensile protection of the cable body 100 during use through the tensile component, so that it is not easy to be damaged by pulling force, in the present embodiment, preferably, the tensile component includes an installation groove 1017 which is injection-molded integrally on the inner surface of the outer insulating sheath 101, and a tensile rope 1018 is installed inside the installation groove 1017. When the cable body 100 is pulled during installation, the tensile rope 1018 can be used to protect the cable body 100 from tensile damage, thereby extending the service life.

[0030] The working principle and use process of the utility model: before using the cable with an inner lining structure, the elastic buffer sheath 1012 can be installed on the outer surface of the outer insulating sheath 101 following the wear-resistant sheath 1011, and the elastic buffer sheath 1012 is elastically pressed on the outer surface of the outer insulating sheath 101. After the wear-resistant sheath 1011 is installed, the elastic clamp ring 1014 is deformed and elastically pressed on the inside of the clamping groove 1013 to fix the clamp head 1015 until the clamp head 1015 is clamped. The end of the wear-resistant sheath 1011 is fixed in the clamping hole 1016 to clamp and fix the end of the outer insulating sheath 101, so that the end of the outer insulating sheath 101 is fixed to the end of the wear-resistant sheath 1011. When the cable body 100 is exposed to the outside and touched by an external object or pressed on the ground during installation, the wear-resistant sheath 1011 and the elastic buffer sheath 1012 are used for wear-resistant buffer protection, which is not easy to cause damage, prolongs the service life, and improves the wear-resistant buffer protection effect of the cable body 100 when it is installed and used;

[0031] Then, when the cable body 100 is installed and used, the cable body 100 needs to be pulled to the installation position during installation, and when the cable body 100 is pulled, the anti-tension rope 1018 provides anti-tension protection for the cable body 100, so that it is not easy to be damaged during the installation and pulling, and it is easy to provide anti-tension protection, thereby improving the anti-tension protection effect of the cable body 100 during installation and use.

[0032] Although the embodiments of the present invention have been shown and described (see the detailed description above for details), it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A cable with an inner lining structure, comprising a cable body (100), the cable body (100) comprising an outer insulating sheath (101), an inner lining flame retardant sheath (102), an inner lining anti-interference sheath (103), a filling body (104) and a cable wire (105), the cable wire (105) being arranged inside the filling body (104), the inner lining anti-interference sheath (103) being arranged on the outer surface of the filling body (104), the inner lining flame retardant sheath (102) being arranged on the outer surface of the inner lining anti-interference sheath (103), and the outer insulating sheath (101) being sleeved and mounted on the outer surface of the inner lining flame retardant sheath (102), characterized in that: The cable body (100) is also provided with: A wear-resistant buffer protection mechanism, wherein the wear-resistant buffer protection mechanism comprises a wear-resistant buffer protection component and a snap-fit ​​connection component, wherein the wear-resistant buffer protection component is arranged on the outer surface of the outer insulating sheath (101), and the snap-fit ​​connection component is arranged at the connection between the end of the wear-resistant buffer protection component and the end of the outer insulating sheath (101); A tensile mechanism, comprising a tensile component, wherein the tensile component is arranged on the inner surface of an outer insulating sheath (101).

2. A cable with a lining structure according to claim 1, characterized in that: The wear-resistant buffer protection component comprises a wear-resistant sheath (1011) arranged on the outer surface of the outer insulating sheath (101), and an elastic buffer sheath (1012) is arranged at the connection between the inner surface of the wear-resistant sheath (1011) and the outer surface of the outer insulating sheath (101).

3. A cable with a lining structure according to claim 2, characterized in that: The inner surface of the elastic buffer sheath (1012) is tightly fitted to the outer surface of the outer insulating sheath (101), and the wear-resistant sheath (1011) and the outer surface of the outer insulating sheath (101) are elastically buffered and connected via the elastic buffer sheath (1012).

4. The cable with a lining structure according to claim 2, characterized in that: The snap-fit ​​connection assembly comprises snap-fit ​​grooves (1013) provided at both ends of the outer insulating sleeve (101), an elastic snap ring (1014) being elastically snap-fitted and installed inside the snap-fit ​​groove (1013), a snap head (1015) being integrally formed on the outer surface of the elastic snap ring (1014), and snap holes (1016) being provided on the inner surfaces of both ends of the wear-resistant sleeve (1011).

5. The cable with a lining structure according to claim 4, characterized in that: The clamping groove (1013) is an annular structure, and the elastic clamping ring (1014) is consistent with the inner surface structure of the clamping groove (1013).

6. The cable with a lining structure according to claim 4, characterized in that: The clamping head (1015) matches the internal structure of the clamping hole (1016), and the end of the wear-resistant sleeve (1011) and the elastic clamping ring (1014) are connected by clamping with the clamping hole (1016) through the clamping head (1015).

7. The cable with a lining structure according to claim 1, characterized in that: The anti-tension component comprises a mounting groove (1017) integrally formed by injection molding on the inner surface of the outer insulating sheath (101), and a anti-tension rope (1018) is clamped and installed inside the mounting groove (1017).

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