CN209087426U - Tension fire-proof insulation casing - Google Patents

Abstract

The utility model discloses tension fire-proof insulation casings, including the first insulating layer and the first fiberglass braided layer, first insulating layer inner wall is provided with internal flexible glue layer, the tension metallic cable being axially arranged is embedded in internal flexible glue layer, internal flexible glue layer inner wall is coated with interior fire protection coating, second insulating layer is provided with outside first fiberglass braided layer, the second fiberglass braided layer is provided with outside second insulating layer, layer of silica gel is provided with outside second fiberglass braided layer, copper-wire braided layer is provided with outside layer of silica gel, polyvinyl chloride layer is provided with outside copper-wire braided layer, abrasive rubber layer is provided with outside polyvinyl chloride layer, external adhesive layer is provided with outside abrasive rubber layer, outside attachment layer surface is coated with external fire resistant coating, layer of silica gel is bonded in second fiberglass braided layer of outer surface by epoxy resin layer.This kind of tension fire-proof insulation casing has the advantages that not available for the prior arts such as high tensile strength, fire resistant performance and good insulation preformance.

Description

Tension fire-proof insulation casing

Technical field

The utility model relates to a kind of cable sleeve, especially a kind of tension fire-proof insulation casing.

Background technique

In daily production activity, require largely to be laid with various lines in the various production occasions such as equipment, automobile, shipbuilding Cable requires under these cable major part states to insulate to outside, high temperature resistant processing, on this just needs to be arranged on cable Corresponding casing to adapt to production and application demand, in addition, in order to enable casing can wire rod in protection pipe, casing needs to have There is certain tensile capacity, the cable in pipe is avoided stretcher strain occur.

However, the existing generally existing tensile capacity of cable rope sleeve is insufficient, insulation performance is bad, heat-resisting ability is insufficient etc. Defect, so lead to cable and its casing there are service lifes it is short, be easy the disadvantages of electric leakage, there are hidden danger for security.

For this purpose, the purpose of this utility model is to provide a kind of new technical solutions to solve existing technological deficiency.

Utility model content

For overcome the deficiencies in the prior art, the utility model provides a kind of tension fire-proof insulation casing, solves existing Tensile capacity existing for casing is poor, fire protecting performance is poor, insulation performance is insufficient, service life is short, there are the technologies such as security risk to lack It falls into.

The technical scheme adopted by the utility model to solve the technical problem is as follows:

Tension fire-proof insulation casing is compiled including the first insulating layer and the first glass fibre being arranged in outside the first insulating layer Tissue layer, the first insulating layer inner wall are provided with internal flexible glue layer, are embedded with the tension being axially arranged in the internal flexible glue layer Metallic cable, internal flexible glue layer inner wall are coated with interior fire protection coating, are provided with second outside the first fiberglass braided layer Insulating layer, is provided with the second fiberglass braided layer outside the second insulating layer, outside the second fiberglass braided layer It is provided with layer of silica gel, copper-wire braided layer is provided with outside the layer of silica gel, is provided with polyvinyl chloride outside the copper-wire braided layer Layer, it is provided with abrasive rubber layer outside the polyvinyl chloride layer, external adhesive layer is provided with outside the abrasive rubber layer, it is described Outside attachment layer surface is coated with external fire resistant coating, and the layer of silica gel is bonded in the second glass fibre by epoxy resin layer and compiles Tissue layer outer surface.

As an improvement of the above technical solution, the copper-wire braided layer is formed by proof copper-wire braided, the plating of proof copper-wire braided layer surface There is zinc protective layer.

As a further improvement of the above technical scheme, first insulating layer and second insulating layer are electro-insulating rubber Layer, the electro-insulating rubber layer are ethylene-propylene-diene monomer glue-line.

As a further improvement of the above technical scheme, double-layer structure adjacent in casing becomes one by adhesive bonding A entirety.

As a further improvement of the above technical scheme, the described first fiberglass braided layer and second fiberglass braided Layer is woven by alkali-free glass fibre.

As a further improvement of the above technical scheme, the alkali-free glass fibre is soaked with organic siliconresin.

As a further improvement of the above technical scheme, the layer of silica gel is organosilicon glue-line.

The beneficial effects of the utility model are: the utility model provides a kind of tension fire-proof insulation casing, this kind of tension Axially be embedded with tension metallic cable in the inside flexible glue layer of fire-proof insulation casing, can significant increase casing tensile strength, favorably Cable inside protection sleeve pipe；In addition, first insulating layer and second insulating layer can provide enough insulation for casing Performance, situations such as avoiding the occurrence of electric leakage；Further more, the interior fire protection coating and external fire resistant coating can be inside and outside casings Casing is protected, the high-temperature stability of casing is more preferable, and fire resistance property is higher, is conducive to the safety for promoting casing.

In short, this kind of tension fire-proof insulation casing solves, tensile capacity existing for existing casing is poor, fire protecting performance is poor, absolutely Edge performance is insufficient, service life is short, there are the technological deficiencies such as security risk.

Detailed description of the invention

The present invention will be further described with reference to the accompanying drawings and examples.

Fig. 1 is the cross section structure schematic diagram of the utility model.

Specific embodiment

It is carried out below with reference to technical effect of the embodiment and attached drawing to the design of the utility model, specific structure and generation It clearly and completely describes, to be completely understood by the purpose of this utility model, feature and effect.Obviously, described embodiment It is a part of the embodiment of the utility model, rather than whole embodiments, it is based on the embodiments of the present invention, the skill of this field Art personnel other embodiments obtained without creative efforts belong to the model of the utility model protection It encloses.In addition, all connection/connection relationships being related in patent, not singly refer to that component directly connects, and referring to can be according to specific Performance, by adding or reducing couple auxiliary, Lai Zucheng more preferably coupling structure.Each skill in the utility model creation Art feature, can be with combination of interactions, referring to Fig.1 under the premise of not conflicting conflict.

Tension fire-proof insulation casing, including the first insulating layer 1 and the first glass fibre being arranged in outside the first insulating layer 1 Braiding layer 2,1 inner wall of the first insulating layer are provided with internal flexible glue layer 11, are embedded with axial set in the internal flexible glue layer 11 The tension metallic cable set, internal 11 inner wall of flexible glue layer are coated with interior fire protection coating, outside the first fiberglass braided layer 2 It is provided with second insulating layer 3, the second fiberglass braided layer 4, second glass fibers are provided with outside the second insulating layer 3 It is provided with layer of silica gel 5 outside dimension braiding layer 4, is provided with copper-wire braided layer 6 outside the layer of silica gel 5, outside the copper-wire braided layer 6 Portion is provided with polyvinyl chloride layer 7, is provided with abrasive rubber layer 8 outside the polyvinyl chloride layer 7, outside the abrasive rubber layer 8 It is provided with external adhesive layer 9,9 surface of the external adhesive layer is coated with external fire resistant coating 10, and the layer of silica gel 5 passes through epoxy Resin layer 51 is bonded in the second fiberglass braided 4 outer surface of layer.

Preferably, the copper-wire braided layer 6 is formed by proof copper-wire braided, and 6 surface of copper-wire braided layer is coated with zinc protective layer.

Preferably, first insulating layer 1 and second insulating layer 3 are electro-insulating rubber layer, and the electro-insulating rubber layer is three First ethylene-propylene rubber layer.

Preferably, double-layer structure adjacent in casing becomes an entirety by adhesive bonding.

Preferably, the described first fiberglass braided layer 2 and the second fiberglass braided layer 4 pass through alkali-free glass fibre It weaves.

Preferably, the alkali-free glass fibre is soaked with organic siliconresin.

Preferably, the layer of silica gel 5 is organosilicon glue-line.

When the utility model is embodied, the tension metallic cable being axially arranged being embedded in the internal flexible glue layer 11 can The tensile strength of casing is greatly improved, casing can protect internal cable and prevent cable from stretcher strain occur；Described first absolutely Edge layer 1 and second insulating layer 3 are the insulation performance of casing raising group structure, prevent electric leakage, the interior fire protection coating can be prevented Only for internal heat resource to Casing Failure, external fire resistant coating can prevent external heat source from generating destruction, the use of casing to casing respectively Longer life expectancy, security performance are more preferable.

It is to be illustrated to the preferable implementation of the utility model, but the utility model creation is not limited to institute above Embodiment is stated, those skilled in the art can also make various be equal without departing from the spirit of the present invention Deformation or replacement, these equivalent deformations or replacement are all included in the scope defined by the claims of the present application.

Claims (7)

1. tension fire-proof insulation casing, it is characterised in that: external in the first insulating layer (1) including the first insulating layer (1) and setting The first fiberglass braided layer (2), the first insulating layer (1) inner wall is provided with internal flexible glue layer (11), and the inside is soft The tension metallic cable being axially arranged is embedded in glue-line (11), internal flexible glue layer (11) inner wall is coated with interior fire protection coating, institute It states and is provided with second insulating layer (3) outside the first fiberglass braided layer (2), the is provided with outside the second insulating layer (3) Two fiberglass braided layers (4), the second fiberglass braided layer (4) is external to be provided with layer of silica gel (5), the layer of silica gel (5) external to be provided with copper-wire braided layer (6), polyvinyl chloride layer (7), the polychlorostyrene are provided with outside the copper-wire braided layer (6) It is provided with abrasive rubber layer (8) outside pvdf layer (7), is provided with external adhesive layer (9), institute outside the abrasive rubber layer (8) It states external adhesive layer (9) surface to be coated with external fire resistant coating (10), the layer of silica gel (5) is bonded by epoxy resin layer (51) In the second fiberglass braided layer (4) outer surface.

2. tension fire-proof insulation casing according to claim 1, it is characterised in that: the copper-wire braided layer (6) is by copper wire It weaves, copper-wire braided layer (6) surface is coated with zinc protective layer.

3. tension fire-proof insulation casing according to claim 1, it is characterised in that: first insulating layer (1) and second Insulating layer (3) is electro-insulating rubber layer, and the electro-insulating rubber layer is ethylene-propylene-diene monomer glue-line.

4. tension fire-proof insulation casing according to claim 1, it is characterised in that: adjacent double-layer structure passes through in casing Adhesive bonding becomes an entirety.

5. tension fire-proof insulation casing according to claim 1, it is characterised in that: the first fiberglass braided layer (2) and the second fiberglass braided layer (4) is woven by alkali-free glass fibre.

6. tension fire-proof insulation casing according to claim 5, it is characterised in that: the alkali-free glass fibre is soaked with organic Silicone resin.

7. tension fire-proof insulation casing according to claim 1, it is characterised in that: the layer of silica gel (5) is organic silica gel Layer.