CN208538516U - Cable fire resistant coating structure - Google Patents

Abstract

Cable fire resistant coating structure provided by the utility model includes cable, glass-fiber-fabric fireproof coating layer, fireproof-clothes, and the cable includes battery core and insulation sleeve, is provided on the lateral wall of the insulation sleeve and multiple sets raised line；The glass-fiber-fabric fireproof coating layer is bonded on the lateral wall of the insulation sleeve, and offered on the inner sidewall of the glass-fiber-fabric fireproof coating layer it is multiple set strip groove, it is each it is described set raised line and correspond described set in strip groove embedded at each；The fireproof-clothes includes multiple fireproof blocking blocks.So, it is the multiple set raised line and it is the multiple set strip groove one-to-one correspondence set, so that the glass-fiber-fabric fireproof coating layer and the cable bonding it is more compact, so that the flameproof effect of cable fire resistant coating structure further increases, and the fireproof-clothes has multiple fireproof blocking blocks, so that the fire protecting performance of the cable fire resistant coating structure is further increased.

Description

Cable fire resistant coating structure

Technical field

The utility model relates to cable fields, more particularly to a kind of cable fire resistant coating structure.

Background technique

The medium that cable is distributed as power transmission and electric energy is widely used in control installation, connection equipment, conveying electricity Power etc..Short circuit or breaking problem may occur in use for cable, will lead to power communication interruption, or even draw Ignition calamity.And when fire occurs, the inflammable cable of confined space can become the maximum accomplice of fire spreading, and at the same time generating A large amount of toxic gases and flue dust, thus can the escape of personnel generate strong influence, or even the hidden danger as safety.

With the frequent generation of fire incident, people constantly deepen the understanding to cable fire risk, prevent fires cable The requirement of performance is also higher and higher.

However, good fire protection requirement is also not achieved in the fire protecting performance of many cables on the market at present, therefore it is necessary to send out It is unimpeded that bright one kind is still able to maintain route in the scene of a fire, allows data that can have time enough to be transferred to safe ground in the scene of a fire Side, while the cable that people can be helped smoothly to escape in a fire.

Utility model content

The purpose of the utility model is to overcome shortcoming in the prior art, it is outstanding to provide a kind of high-performance, high security It is the cable fire resistant coating structure with good fire protecting performance.

The purpose of this utility model is achieved through the following technical solutions:

Cable fire resistant coating structure, comprising:

Cable, the cable include battery core and insulation sleeve, and the battery core is placed in the insulation sleeve, the insulation sleeve It is provided on lateral wall and multiple sets raised line；

Glass-fiber-fabric fireproof coating layer, the glass-fiber-fabric fireproof coating layer are bonded on the lateral wall of the insulation sleeve, and Offered on the inner sidewall of the glass-fiber-fabric fireproof coating layer it is multiple set strip groove, each raised line one-to-one correspondence of setting is set It described is set in strip groove in each；And

Fireproof-clothes, the fireproof-clothes are placed on outside the glass-fiber-fabric fireproof coating layer, and the fireproof-clothes includes multiple fire prevention Block is blocked, each fireproof blocking block is linked in sequence.

In one embodiment, the battery core includes the more monofilament conductors being twisted in the same direction.

In one embodiment, each described to set raised line and radially distributed with the central axis of the insulation sleeve.

In one embodiment, the raised line of setting is with semicircular cross section.

In one embodiment, the height for setting raised line is identical as the depth for setting strip groove.

In one embodiment, the glass-fiber-fabric fireproof coating layer with a thickness of 0.2mm~0.5mm.

In one embodiment, the fireproof-clothes has cylindric or square tube shape structure.

In one embodiment, the fireproof blocking block is that polyurethane fireproof blocks block.

In one embodiment, clamping item, the glass-fiber-fabric fireproof coating layer are provided on the fireproof blocking block Lateral wall on offer clamping groove, the clamping item is in the clamping groove.

In one embodiment, the ratio of the thickness of the depth for setting strip groove and the glass-fiber-fabric fireproof coating layer Example is 1:(2~3).

Cable fire resistant coating structure provided by the utility model includes cable, glass-fiber-fabric fireproof coating layer, and fireproof-clothes is described Cable includes battery core and insulation sleeve, and the battery core is placed in the insulation sleeve, is provided on the lateral wall of the insulation sleeve more It is a to set raised line；The glass-fiber-fabric fireproof coating layer is bonded on the lateral wall of the insulation sleeve, and the glass-fiber-fabric is prevented fires Offered on the inner sidewall of dope layer it is multiple set strip groove, it is each it is described set raised line and correspond described set item embedded at each In shape slot；The fireproof-clothes is placed on outside the glass-fiber-fabric fireproof coating layer, and the fireproof-clothes includes multiple fireproof blocking blocks, Each fireproof blocking block is linked in sequence.In this way, multiple on the insulation sleeve set raised line and glass-fiber-fabric fire prevention Multiple strip groove one-to-one correspondence of setting on dope layer are set, and enable to the glass-fiber-fabric fireproof coating layer and the cable viscous What is connect is more compact, so that the glass-fiber-fabric fireproof coating layer further increases the flameproof effect of cable, and is placed on described There are the fireproof-clothes outside glass-fiber-fabric fireproof coating layer multiple fireproof blocking blocks to make the cable fire resistant coating structure Fire protecting performance is further increased.

Detailed description of the invention

It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also To obtain other relevant attached drawings according to these attached drawings.

Fig. 1 is the structural schematic diagram of the cable fire resistant coating structure of an embodiment of the utility model.

Specific embodiment

The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model, It states.The better embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms It realizes, however it is not limited to embodiments described herein.On the contrary, the purpose of providing these embodiments is that making practical new to this The disclosure of type understands more thorough and comprehensive.

It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ", " right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.

Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein packet Include any and all combinations of one or more related listed items.

Referring to Fig. 1, cable fire resistant coating structure 10 includes: cable 100, the cable includes battery core 110 and insulation sleeve 120, the battery core 110 is placed in the insulation sleeve 120, be provided on the lateral wall of the insulation sleeve 120 it is multiple set it is convex Item 121；Glass-fiber-fabric fireproof coating layer 200, the glass-fiber-fabric fireproof coating layer 200 are bonded in the lateral wall of the insulation sleeve 120 On, and offer on the inner sidewall of the glass-fiber-fabric fireproof coating layer 200 it is multiple set strip groove 210, it is each it is described set it is convex Item 121 is corresponded described sets in strip groove 210 embedded at each；And fireproof-clothes 300, the fireproof-clothes 300 are placed on described Outside glass-fiber-fabric fireproof coating layer 200, the fireproof-clothes 300 includes multiple fireproof blocking blocks 310, each fireproof blocking block 310 are linked in sequence.

It should be noted that the insulation sleeve 120 is used to completely cut off the battery core 110, and corresponding voltage is born, prevented Electric current leaks, and ensures the normal transmission function of the battery core 110, while ensuring the safety of external object and the person.The insulation Set 120 lateral wall on be provided with it is multiple set raised line 121, can be improved the insulation sleeve 120 in cable fire resistant coating structure Stability in 10.

It is appreciated that glass-fiber-fabric is mainly to be combined by glass fibre and short-term needle punched non-woven fabrics, it is a kind of performance Excellent inorganic non-metallic material.It should be noted that the glass-fiber-fabric fireproof coating layer 200 can coat glass for silica gel Cloth, in this way, the glass-fiber-fabric fireproof coating layer 200 can high low temperature resistance range be -70 DEG C~1200 DEG C, fire-retardant fireproof, and waterproof Grease proofing, corrosion-resistant anti-aging, service life is up to 10 years, while soft flexible, and intensity is high, and it is anti-to substantially increase the cable The fire protecting performance of fiery coating structure 10.Further, it is offered on the inner sidewall of the glass-fiber-fabric fireproof coating layer 200 multiple embedding Set strip groove 210, it is each it is described set raised line 121 and correspond described set in strip groove 210 embedded at each；It is appreciated that institute Glass-fiber-fabric fireproof coating layer 200 is stated to be bonded on the lateral wall of the insulation sleeve 120, and on the lateral wall of the insulation sleeve 120 Be provided with it is multiple set raised line 121, in this way, offering multiple set on the inner sidewall of the glass-fiber-fabric fireproof coating layer 200 Strip groove 210 can just set raised line 121 with described and set one by one, apply in this way, substantially increasing the glass-fiber-fabric fire prevention The bonding accuracy of the bed of material 200 and the insulation sleeve 120, so that the overall structure of the cable fire resistant coating structure 10 is more stepped up It gathers and there is better flameproof effect.

It should be noted that the fireproof-clothes 300 is placed on outside the glass-fiber-fabric fireproof coating layer 200, it can be further The fire protecting performance of the cable fire resistant coating structure 10 is improved, specifically, the fireproof-clothes 300 includes multiple fireproof blocking blocks Body 310, each fireproof blocking block 310 are linked in sequence, it will be understood that each 310 sequential connection shape of fireproof blocking block Dual fire protecting performance can be played at being placed on outside the glass-fiber-fabric fireproof coating layer 200 after the fireproof-clothes 300, and then is improved The fireproof blocking performance of the cable fire resistant coating structure 10.

In one embodiment, referring to Fig. 1, the battery core 110 includes the more monofilament conductors 111 being twisted in the same direction.It can be with Understand, the battery core 110 carries out the component of electric current or electromagnetic transmission function, in order to make cable run at high speed, conductor as cable Cross-sectional area should increase, however the monofilament conductor flexibility of big cross-sectional area is poor, is not easy to be bent, and then be unfavorable for production fortune Defeated and mounting and installation.In this way, the structure of the battery core 110 is that multifilament conductor twisted in the same direction is constituted, so that cable is more Soft and bendability is more preferable, more difficult fracture during mounting and installation, can be more suitable for laying bending radius it is smaller or The relatively narrow environment in space.Specifically, it carries out once being twisted in the same direction three times after 111 monofilament conductor synnema of multifilament conductor, Take left-hand twisted as Primary Conductor is twisted, when conductor radical is more if can divide equally and carry out secondary or be twisted three times, and incite somebody to action The stranded conductor of synnema carries out then still taking left-hand twisted when secondary or three is twisted；Conversely, be twisted if being once twisted for dextrad, It is still twisted using dextrad when then secondary or twisted three times.Conductor strand pitch, which is arranged in pairs or groups, is twisted line footpath design, and one time twisting pitch is set 37~45 times of twisted line footpath are calculated as, twisting pitch is reduced in twice stranding to 16~21 times of twisted line footpath, is being twisted three times Twisting pitch is then continued to zoom out when conjunction to 10~12 times of twisted line footpath.After being repeatedly twisted using share split, production efficiency is greatly mentioned It rises, production equipment is all made of simple lay and multiple twin stranding machine, and twisted wire speed is more inversely twisted and improves 4~5 times.While twisted wire, often Root conductor gap is compressed continuously, so that the gap between monofilament conductor is smaller, and then the outer diameter of conductor inner core is just smaller, is twisted in the same direction Conductor line footpath after conjunction reduces 8%~12% compared to the conductor line footpath after reverse stranding.In addition, the direction of conductor strand is equal every time Unanimously, monofilament conductor stress direction having the same, the stress that monofilament conductor bends overcome is smaller, conductor inner core finished product flexibility It is then stronger, in this way, the structure of the battery core 110 formed also has while having the function of good electric current or electromagnetic transmission Good flexibility, and then be more advantageous to the daily of cable fire resistant coating structure and install and use.

In one embodiment, referring to Fig. 1, setting raised line 121 described in each with the central axis of the insulation sleeve 120 is in put Penetrate shape distribution.It is appreciated that it is each it is described set that raised line 121 radially distributes with the central axis of the insulation sleeve 120 can So that the insulation sleeve 120 distribution of forces suffered by each position when nested with the glass-fiber-fabric fireproof coating layer 200 It is more uniform, it so, it is possible to improve the insulation sleeve 120 compactness Nian Jie with the glass-fiber-fabric fireproof coating layer 200, in turn Improve the compact overall structure of the cable fire resistant coating structure 10.

In one embodiment, referring to Fig. 1, the raised line 121 of setting is with semicircular cross section.It is appreciated that each It is described set raised line 121 correspond embedded at it is each it is described set in strip groove 210, cross section is semicircular cord tissue energy It is enough to be more bonded so that setting raised line 121 described in each with each contact surface for setting strip groove 210, to improve described exhausted Edge covers 120 compactnesses Nian Jie with the glass-fiber-fabric fireproof coating layer 200, and then improves the cable fire resistant coating structure 10 Compact overall structure.

In one embodiment, referring to Fig. 1, the height for setting raised line 121 and the depth for setting strip groove 210 It is identical.It is appreciated that each raised line 121 of setting is set one by one with each strip groove 210 of setting, it is described to set raised line It is described to set raised line 121 and described set bar shaped in 121 height situation identical with the depth for setting strip groove 210 Slot 210 can be just adjacent to completely, in this way, enhancing the close of the insulation sleeve 120 and the glass-fiber-fabric fireproof coating layer 200 Property, to enhance the compactedness of the cable fire resistant coating structure 10.

In one embodiment, the glass-fiber-fabric fireproof coating layer with a thickness of 0.2mm~0.5mm.It is appreciated that the glass Fine cloth fire prevention dope layer can be improved the fire protecting performance of the cable fire resistant coating structure 10, the glass-fiber-fabric fireproof coating layer It is unfavorable for when thickness is too small so that cable fire resistant coating structure 10 has good flameproof effect, and the glass-fiber-fabric fireproof coating When the thickness of layer is too big, the bending flexibility of cable fire resistant coating structure 10 can be reduced, is unfavorable for routine use, by multiple Analysis of experiments enables to cable fire resistant coating structure 10 to exist with a thickness of the glass-fiber-fabric fireproof coating layer of 0.2mm~0.5mm It will not influence cable pliability used in everyday while with good fire protecting performance again.

In one embodiment, the fireproof-clothes has cylindric or square tube shape structure.It is appreciated that the fireproof-clothes conduct The structure that the cable fire resistant coating structure is contacted with use environment such as line track, the shape of the fireproof-clothes are cylindrical shape Or square tube shape can more be matched with line track, conducive to installing and using for the cable fire resistant coating structure.

In one embodiment, the fireproof blocking block is that polyurethane fireproof blocks block.It is appreciated that the polyurethane Fireproof blocking block is adaptable, and wear-resisting property is good, and mechanical strength is big, and adhesive property is good, and elasticity is good, and good weatherability especially has There are good fire prevention, fire-retardant, high temperature resistance, in this way, each fireproof blocking block has good fireproof blocking performance, example Such as, when fire occurs, the polyurethane fireproof plugging block can further prevent the expansion of the intensity of a fire with self-expansion, in this way, The fire protecting performance of the fireproof-clothes is further improved, and then improves the whole fire line of the cable fire resistant coating structure Energy.

In one embodiment, be provided with clamping item on the fireproof blocking block, the glass-fiber-fabric fireproof coating layer it is outer Clamping groove is offered on side wall, the clamping item is in the clamping groove.It is appreciated that the fireproof-clothes be placed on it is described Outside glass-fiber-fabric fireproof coating layer, the setting clamping item on the fireproof blocking block, while in the glass-fiber-fabric fireproof coating layer Lateral wall on open up clamping groove, the clamping item is set one by one with the clamping groove, can further increase the fireproof-clothes It is bonded compactness with the glass-fiber-fabric fireproof coating layer, so, it is possible the whole knot so that the cable fire resistant coating structure Structure more consolidation is conducive to routine use and improves flameproof effect.

In one embodiment, the ratio of the thickness of the depth for setting strip groove and the glass-fiber-fabric fireproof coating layer is 1:(2~3).It is appreciated that the strip groove 210 of setting is opened on the inner sidewall of the glass-fiber-fabric fireproof coating layer 200, institute It states and sets strip groove 210 and the one-to-one correspondence of raised line 121 of setting is set, the depth for setting strip groove and the glass-fiber-fabric The ratio of the thickness of fireproof coating layer is 1:(2~3) enable to it is described set strip groove 210 preferably set it is described set it is convex Item 121 in this way, making the insulation sleeve 120 and the glass-fiber-fabric fireproof coating layer 200 nested even closer, and then improves The compact overall structure of the cable fire resistant coating structure 10.

Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed, But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.

Claims (10)

1. cable fire resistant coating structure characterized by comprising

Cable, the cable include battery core and insulation sleeve, and the battery core is placed in the insulation sleeve, the outside of the insulation sleeve It is provided on wall and multiple sets raised line；

Glass-fiber-fabric fireproof coating layer, the glass-fiber-fabric fireproof coating layer are bonded on the lateral wall of the insulation sleeve, and described Offered on the inner sidewall of glass-fiber-fabric fireproof coating layer it is multiple set strip groove, each raised line of setting is corresponded embedded at each It is described to set in strip groove；And

Fireproof-clothes, the fireproof-clothes are placed on outside the glass-fiber-fabric fireproof coating layer, and the fireproof-clothes includes multiple fireproof blockings Block, each fireproof blocking block are linked in sequence.

2. cable fire resistant coating structure according to claim 1, which is characterized in that the battery core includes more twisted in the same direction Monofilament conductor.

3. cable fire resistant coating structure according to claim 1, which is characterized in that set raised line described in each with the insulation The central axis of set radially distributes.

4. cable fire resistant coating structure according to claim 1, which is characterized in that the raised line of setting is with semicircular Cross section.

5. cable fire resistant coating structure according to claim 1, which is characterized in that the height for setting raised line with it is described The depth for setting strip groove is identical.

6. cable fire resistant coating structure according to claim 1, which is characterized in that the thickness of the glass-fiber-fabric fireproof coating layer Degree is 0.2mm~0.5mm.

7. cable fire resistant coating structure according to claim 1, which is characterized in that the fireproof-clothes has cylindric or side Tubular structure.

8. cable fire resistant coating structure according to claim 1, which is characterized in that the fireproof blocking block is polyurethane Fireproof blocking block.

9. cable fire resistant coating structure according to claim 1, which is characterized in that be provided on the fireproof blocking block It is clamped item, clamping groove is offered on the lateral wall of the glass-fiber-fabric fireproof coating layer, the clamping item is embedded at the clamping groove It is interior.

10. cable fire resistant coating structure according to claim 1, which is characterized in that the depth for setting strip groove with The ratio of the thickness of the glass-fiber-fabric fireproof coating layer is 1:(2~3).