Smooth aluminum sheath composite cable for optical fiber monitoring grease pipeline

Abstract

The utility model discloses an optical fiber monitoring grease pipeline smooth aluminum sheath composite cable, the composite cable comprises a grease transmission pipeline, a plurality of power supply main wire cores, a plurality of control wire cores, a buffer wrapping tape layer, a smooth aluminum sheath and an outer sheath from inside to outside, and an insulation filler is arranged between the grease transmission pipeline and the buffer wrapping tape layer. A grease pipeline heating system and a grease pipeline system are arranged in the grease transmission pipeline, a grease pipeline is arranged in the grease pipeline system, a heat conduction support is arranged outside the grease pipeline, and a plurality of temperature measuring optical fibers are installed in the heat conduction support. The utility model provides a grease on-line heating function and an oil temperature on-line detection function, has the advantages of small outer diameter, light weight, small occupied space, excellent bending performance and good lateral pressure resistance, and is convenient to construct.

Description

TECHNICAL FIELD

[0001] The utility model belongs to composite cable optical fiber monitoring technical field relates to the optical fiber monitoring of grease pipeline, especially relates to a kind of optical fiber monitoring grease pipeline smooth aluminium sleeve composite cable. BACKGROUND

[0002] Grease is essential chemical raw material in the process of chemical material manufacturing, but due to its high concentration, conveying difficulty, usually need to heat grease pipeline, then, grease pipeline heat preservation engineering is the organic combination of heat tracing engineering and insulation engineering, for a complete heat tracing engineering, both cannot be separated, indispensable.

[0003] Traditional grease pipeline is heated before conveying grease, reaches certain temperature and then is conveyed through grease pipeline, if the oil temperature cannot be accurately controlled, heating temperature is too high, grease will emit volatile substance, causes serious influence to environment;At the same time, after conveying, residual grease in grease pipeline needs to be cleaned, otherwise, when oil temperature drops, will cause pipeline internal blockage, needs to be heated and dredged before conveying grease next time, time-consuming and laborious, reduces efficiency. UTILITY MODEL CONTENTS

[0004] In order to solve the above problems, the utility model provides a kind of optical fiber monitoring grease pipeline smooth aluminium sleeve composite cable, heating system is arranged on grease pipeline, solve the problem of conveying difficulty caused by concentration of oil in pipeline, temperature measuring optical fiber is arranged on grease pipeline, effectively detect the temperature of oil in grease pipeline, control heating system arranged on grease pipeline by the temperature detected by temperature measuring optical fiber, completely solve the viscosity of oil in grease pipeline, power supply main wire core and wire core for electrical control system are arranged in system, small outer diameter, light weight, small space occupation, have superior bending performance and good lateral pressure resistance, convenient construction, improve the rate, reliability and controllability of grease pipeline oil conveying.

[0005] In order to realize the above purpose, the utility model adopts the following technical scheme:

[0006] The utility model provides a kind of optical fiber monitoring grease pipeline smooth aluminium sleeve composite cable, the composite cable includes grease transmission pipeline, multiple power supply main wire core, multiple control wire core, buffer tape layer, smooth aluminium sleeve and outer sheath from inside to outside, the grease transmission pipeline is equipped with insulating filler between buffer tape layer, the grease transmission pipeline is equipped with grease pipeline heating system and grease pipeline system in the inside, the grease pipeline system is equipped with grease pipeline, is equipped with heat conduction support outside the grease pipeline, is installed several temperature measuring optical fibers in heat conduction support.

[0007] As a preferred scheme of the utility model, the radial section of the oil pipeline heating system is oval, a plurality of heating conductors are arranged in the oil pipeline heating system, the heating conductors are wrapped with heat-resistant insulation layers outside, and the heat-resistant insulation layers are wrapped with heat-resistant heat-conducting sheaths after being filled with heat-conducting fillers to form oval shapes.

[0008] As a preferred scheme of the utility model, the heat-conducting support includes continuous fin-shaped pieces and bases, the heat-conducting support is wrapped on the outside of the oil pipeline in a gap manner, grooves are arranged on the fin-shaped pieces, and the temperature measuring optical fiber passes through the grooves.

[0009] As a preferred scheme of the utility model, the power supply main wire core is a power transmission conductor formed by twisting a plurality of copper monofilaments, and a first insulation layer is wrapped outside the power transmission conductor.

[0010] As a preferred scheme of the utility model, the control wire core includes a plurality of control wire core conductors and a second insulation layer wrapped around the control wire core conductors, a shielding layer is arranged on the outermost side of the control wire core, and a control wire core filler is arranged in the gap inside the control wire core.

[0011] As a preferred scheme of the utility model, the number of the oil pipeline heating systems is four, the number of the oil pipeline systems is four, the number of the power supply main wire cores is four, and the number of the control wire cores is eight.

[0012] As a preferred scheme of the utility model, a heat-conducting gel layer is arranged between the oil pipeline heating system and the oil pipeline system, a metal binding belt is arranged on the outside of the oil transmission pipeline, and an insulation heat insulation layer is arranged on the outside of the metal binding belt.

[0013] As a preferred scheme of the utility model, one side of the heat-conducting support abuts against the oil pipeline heating system, adjacent fin-shaped pieces have height differences, and the grooves are arranged on the same straight line.

[0014] As a preferred scheme of the utility model, the oil pipeline heating system and the oil pipeline system are arranged in a spaced manner.

[0015] As a preferred scheme of the utility model, two control wire cores are arranged between adjacent power supply main wire cores.

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] 1) The utility model sets up heating system, through four grease pipeline heating system's heating to reduce the grease concentration in grease pipeline, it is favorable to the temperature maintenance and grease circulation in grease pipeline, the radial section of grease pipeline heating system is oval, make heating area is sufficient, the heat dissipation is full, four grease pipeline heating systems are evenly distributed in space, make the heat dissipation is even, effectively avoid local overheating.

[0018] 2) The utility model sets up temperature measurement optical fiber, through setting up temperature measurement optical fiber in installation heat conducting support, make the temperature of grease pipeline system can realize on -line monitoring, it is convenient for the temperature monitoring of the operation of grease pipeline system, set up two temperature measurement optical fibers in each installation heat conducting support, guarantee the stability and security of on -line monitoring.

[0019] 3) The utility model provides grease on -line heating function and oil temperature on -line detection function, small outer diameter, light weight, small space occupation, have superior bending performance and good lateral pressure resistance, convenient construction. DRAWINGS

[0020] In order to more clearly illustrate the technical scheme in the embodiment of the present application or prior art, the following will briefly introduce the drawing needed to be used in the embodiment or prior art description, obviously, the drawing in the following description is only some embodiments of the present application, for those skilled in the art, without creative labor, other drawings can also be obtained according to these drawings.

[0021] Figure 1 It is the schematic diagram of the utility model.

[0022] Figure 2 It is the schematic diagram of grease pipeline heating system.

[0023] Figure 3 It is the schematic diagram of grease pipeline system.

[0024] Figure 4 It is the schematic diagram of control line core.

[0025] Figure 5 It is the schematic diagram of power supply main line core.

[0026] Figure 6 It is the heat conducting support unfolding side view.

[0027] Figure 7 It is the gap type wrapping heat conducting support rear side view.

[0028] In the figure, 1. grease pipeline heating system; 2. grease pipeline system; 3. power supply main line core; 4. control line core; 5. buffer tape layer; 6. smooth aluminum sleeve; 7. outer sheath; 8. insulating filler; 10. heat-conducting filler; 11. heating conductor; 12. heat-resistant insulating layer; 13. heat-resistant heat-conducting sheath; 14. power transmission conductor; 15. first insulating layer; 16. control line core conductor; 17. second insulating layer; 18. shielding layer; 19. control line filler; 20. grease transmission pipeline; 21. grease pipeline; 22. heat-conducting support; 23. temperature measuring optical fiber; 31. insulating and heat-insulating layer; 32. metal binding belt; 33. heat-conducting gel layer; 41. groove; 42. fin-shaped sheet; 43. base. DETAILED DESCRIPTION

[0029] In order to further understand the content of the present application, the present application will be described in detail in conjunction with the drawings and examples.

[0030] The present application will be further described in detail below in conjunction with the drawings and examples. It can be understood that the specific examples described herein are only used to explain the related application, but not to limit the application. In addition, it should be noted that only the parts related to the application are shown in the drawings for ease of description. The terms first, second, etc. in the present application are set for the convenience of describing the technical solutions of the present application, and have no specific limiting effect, and are generic, which do not limit the technical solutions of the present application. It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. 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 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 specific orientation, be constructed and operated in a specific 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. Unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances. The technical solutions in the same embodiment and the technical solutions in different embodiments can be arranged and combined to form new technical solutions without contradiction or conflict, which are within the scope of the present application.

[0031] Embodiment 1

[0032] Referring to Figure 1 The utility model provides a kind of optical fiber monitoring grease pipeline smooth aluminium sleeve composite cable, the composite cable includes grease transmission pipeline 20 from inside to outside, multiple power supply main wire core 3, multiple control line core 4, buffer tape layer 5, smooth aluminium sleeve 6 and outer sheath 7, and the grease transmission pipeline 20 is equipped with insulating filler 8 between buffer tape layer 5, the grease transmission pipeline 20 is equipped with grease pipeline heating system 1 and grease pipeline system 2 inside, the grease pipeline system 2 is provided with grease pipeline 21, heat conduction support 22 is equipped on the outside of grease pipeline 21, and several temperature measuring optical fibers 23 are installed in heat conduction support 22.

[0033] Referring to Figure 2 2 root heating conductor 11 is provided in grease pipeline heating system 1, a layer of heat-resistant insulating layer 12 is wrapped outside heating conductor 11, and its conventional temperature can reach 560 DEG C, heat-conducting filler 10 is filled outside heat-resistant insulating layer 12 to make it become oval, and then heat-resistant heat-conducting sheath 13 is wrapped outside;Wherein the material of heat-conducting filler 10 is super high filling ceramic powder;The material of heating conductor 11 is graphene, the material of heat-resistant insulating layer 12 is 30 μm ultra-thin glass composite fiber using high-temperature resistant heat-conducting insulating material, and the material of heat-resistant heat-conducting sheath 13 is epoxy resin heat-conducting composite material.

[0034] Referring to Figure 3 , Figure 6 And Figure 7 Grease pipeline 21 is provided on grease pipeline system 2, heat conduction support 22 is provided on the outside of grease pipeline 21, and 2 root temperature measuring optical fibers 23 are installed in heat conduction support 22;Wherein the material of grease pipeline 21 is made of red copper pipe, and the corrosion resistance is strong, is not easy to oxidize, and is not easy to react chemically with grease, and is easy to bend and shape.Heat conduction support 22 is made of heat-dissipating metal material magnesium-aluminum alloy into continuous fin-shaped sheet 42 and T-shaped base 43, and after gap wrapping, the cross section forms a similar triangular bracket, and on grease pipeline 21, the continuous fin-shaped sheet 42 and the T-shaped base 43 are elastic, and after gap wrapping of grease pipeline 21, the grease pipeline 21 is tightly wrapped, which is convenient for heat conduction, and heat conduction support 22 is selected according to the outer diameter of grease pipeline 21, and the matching heat conduction support 22 is selected, which is convenient for gap wrapping heat conduction support 22 on grease pipeline 21, and two grooves 44 are provided on the continuous fin-shaped sheet 42 of heat conduction support 22, for installing temperature measuring optical fiber 23, for monitoring the grease temperature inside grease pipeline 21 at any time, and the heating temperature of grease pipeline system 2 is 60 DEG C, and the heat preservation is 50 DEG C, so that the grease in grease pipeline can be smoothly transmitted.

[0035] The grooves 44 are in the same horizontal line to facilitate the installation of the temperature measuring optical fiber 23, which uses the Raman effect ROTDR or the Brillouin effect BOTDR for fiber nonlinearity temperature measurement.

[0036] Referring to Figure 4 The power supply main wire core 3 includes a plurality of copper monofilaments twisted to form a power transmission conductor 14, and a first insulating layer 15 wrapped outside the power transmission conductor 14.

[0037] Referring to Figure 5 The control wire core 4 includes a second insulating layer 17 wrapped outside the control wire core conductor 16 to form an insulating core, and a plurality of insulating cores twisted, with a control wire filler 19 arranged in the twisted gap, and finally wrapped with a shielding layer 18 outside to prevent external electric field interference. The shielding layer 18 can be wrapped with a copper strip or woven with copper wire.

[0038] The four grease pipeline heating systems 1 and the four grease pipeline systems 2 are twisted, a heat-conducting gel layer 33 is added to the twisted gap, and then a metal binding belt 32 is used for binding. An insulating and heat-insulating layer 31 is wrapped outside to form a grease transmission pipeline 20. The power supply main wire core 3 and the control wire core 4 are twisted outside the grease transmission pipeline 20, and are separated by a gap. An insulating filler 8 is used to fill the gap, and two layers of buffer tape layers 5 are used to wrap and tighten outside. A longitudinal argon arc welding smooth aluminum sleeve 6 is used for external wrapping, and an outer sheath 7 is extruded outside the smooth aluminum sleeve 6. The outer sheath 7 is made of PE / PVC.

[0039] The material of the heat-conducting filler 10 is ultra-high filling ceramic powder; the material of the heating conductor 11 is graphene, and the material of the heat-resistant insulating layer 12 is a 30μm ultra-thin glass composite fiber made of high-temperature resistant and heat-conductive insulating material. The material of the heat-resistant and heat-conductive sheath 13 is an epoxy resin heat-conductive composite material.

[0040] The heat-conducting gel layer 33 is composed of two components, A agent and B agent (mass ratio 1:1.35). The B agent includes: 17.5-19.5% end-side vinyl silicone oil, 53-57% zinc oxide, 23-27% nitrous acid boron, 1.3-1.6wt% hydrogen silicone resin, and 0.00015-0.00025% polymerization inhibitor. The A agent includes 12.5-15.5% end-side vinyl silicone oil, 8.5-11.5% heat-conducting filler, and 0.5-0.6% platinum catalyst.

[0041] The utility model discloses a grease pipeline heating system 1, heat -resistant insulating layer 12 and heat -resistant heat -conducting sheath 13 are set up, and the gap of heat -conducting support 22 on grease pipeline heating system 1 and grease pipeline 21 is supplemented through heat -conducting gel layer 31, on the one hand, the heat -conducting conductor 11 can be more fully heated for grease pipeline system 1 to reduce the grease concentration in grease pipeline 21, so that grease pipeline 21 reaches the effect of smooth flow.

[0042] Secondly, the temperature measuring fiber 23 can detect the grease temperature at any time, and the detected grease temperature is fed back to the control wire core 4, which controls the heat -conducting conductor 11 to provide constant temperature grease to smoothly provide the grease pipeline.

[0043] Thirdly, the second insulating layer 17 plays an insulating role between the control wire core 4 and the control wire conductor 16, and the composite cable under the joint action of the grease pipeline heating system 1, the heat -resistant insulating layer 12 and the heat -resistant heat -conducting sheath 13 can provide stable temperature for the oil pipeline, improve the oil delivery rate and enhance the controllability, thereby reducing the risk during the operation of the related engineering, improving the efficiency and reducing the cost to increase the benefit.

[0044] The utility model discloses a grease pipeline heating system 1 and grease pipeline system 2 are set up through the insulating heat -proof layer 31 to heat -isolate power transmission conductor 14 and control wire core 4, to stabilize the heating efficiency of grease transmission pipeline 20, avoid preventing power transmission conductor 14 and control wire core 4 from directly contacting grease transmission pipeline 20 to cause the failure hidden danger of power supply system due to excessively high temperature.

[0045] The metal binding belt 32 fastens the internal structure of the grease transmission pipeline 20, ensures that the spatial position of the grease pipeline heating system 1 and the grease pipeline system 2 does not deflect or deviate during normal operation, and simultaneously uses the insulating heat -proof layer 31 to heat -isolate the grease transmission pipeline 20 from the power supply main wire core 3 and the control wire core 4, plays a heat -proof protection role on the power supply main wire core 3 and the control wire core 4, and secondly uses the smooth aluminum sleeve 6 outside the power supply main wire core 3 and the control wire core 4, plays a shielding electric field and protecting internal structure role, and the outer sheath 7 protects the smooth aluminum sleeve 6 from corrosion.

[0046] The utility model discloses a one -sided main power supply and control power supply are provided for automatic feeding equipment, and the other side is to reduce the grease concentration in the grease pipeline, and the effect that the grease pipeline flows smoothly.

[0047] When the oil quality concentration in the grease pipeline system is too high to affect the grease flow, the temperature measuring fiber can reflect the corresponding parameters in real time, the grease pipeline system can be heated by the grease pipeline heating system, the heating effect of the heat -conducting conductor makes the internal temperature of the grease pipeline increase and the grease concentration decrease, and the smooth flow of the grease pipeline is ensured.

[0048] The above describes the utility model and its embodiments in a schematic manner, and the description is not restrictive, and the drawings only show one of the embodiments of the utility model, and the actual structure is not limited thereto. Therefore, if a person of ordinary skill in the art is inspired thereby, without departing from the creative concept of the utility model, similar structural modes and embodiments are designed without creativity, and all should belong to the protection scope of the utility model.

Claims

1. A composite cable for monitoring a grease line smooth aluminum jacket with optical fiber, characterized in that, The composite cable comprises, from inside to outside, a grease transmission pipeline, a plurality of power supply main wire cores, a plurality of control wire cores, a buffer tape layer, a smooth aluminum sleeve and an outer sheath, the grease transmission pipeline and the buffer tape layer are provided with an insulating filler, the grease transmission pipeline is internally provided with a grease pipeline heating system and a grease pipeline system, the grease pipeline system is provided with a grease pipeline, the grease pipeline is externally provided with a heat conduction support, and a plurality of temperature measurement optical fibers are installed in the heat conduction support.

2. The optical fiber monitored grease line smooth aluminum jacket composite cable of claim 1, wherein, The radial section of the grease pipeline heating system is elliptical, a plurality of heating conductors are arranged in the grease pipeline heating system, the heating conductors are wrapped with a heat-resistant insulating layer on the outside, the heat-resistant insulating layer is filled with a heat-conducting filler on the outside to form an elliptical shape and then wrapped with a heat-resistant and heat-conductive sheath.

3. The composite cable of claim 1, wherein the smooth aluminum jacket is a grease pipeline. 5 The heat conduction support comprises continuous fin-shaped sheets and a base, the heat conduction support is gap-wrapped on the outside of the grease pipeline, the spaced fin-shaped sheets are provided with grooves, and the temperature measurement optical fibers pass through the grooves.

4. The composite cable of claim 1, wherein the smooth aluminum jacket is a grease pipeline. The power supply main wire core is a power transmission conductor formed by twisting a plurality of copper filaments, and a first insulating layer is wrapped on the outside of the power transmission conductor.

5. The composite cable of claim 1, wherein the smooth aluminum jacket is a grease line monitoring cable. The control wire core comprises a plurality of control wire core conductors and a second insulating layer wrapped on the control wire core conductors, the outermost side of the control wire core is provided with a shielding layer, and the inside space of the control wire core is provided with a control wire core filler.

6. The composite cable of claim 1, wherein the smooth aluminum jacket is a grease line monitoring cable. The number of the grease pipeline heating systems is 4, the number of the grease pipeline systems is 4, the number of the power supply main wire cores is 4, and the number of the control wire cores is 8.

7. The composite cable of claim 1, wherein the smooth aluminum jacket is a grease line. A heat-conducting gel layer is arranged between the grease pipeline heating system and the grease pipeline system, a metal binding belt is arranged on the outside of the grease transmission pipeline, and an insulating heat insulation layer is arranged on the outside of the metal binding belt.

8. The composite cable of claim 3, wherein the smooth aluminum jacket is a grease pipeline. One side of the heat conduction support abuts against the grease pipeline heating system, adjacent fin-shaped sheets have a height difference, and the grooves are on the same straight line.

9. The composite cable of claim 6, wherein the smooth aluminum jacket is a grease line. The grease pipeline heating system and the grease pipeline system are arranged in a spaced manner.

10. The optical fiber monitored grease line smooth aluminum jacket composite cable of claim 6, wherein, Two control wire cores are arranged between adjacent power supply main wire cores.

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