CN208029123U

CN208029123U - A kind of fire prevention heating tape

Info

Publication number: CN208029123U
Application number: CN201820551355.3U
Authority: CN
Inventors: 尹海文; 蔡锡荣
Original assignee: WUXI GLOBAT ELECTRICAL EQUIPMENT CO Ltd
Current assignee: WUXI GLOBAT ELECTRICAL EQUIPMENT CO Ltd
Priority date: 2018-04-18
Filing date: 2018-04-18
Publication date: 2018-10-30
Anticipated expiration: 2028-04-18

Abstract

The utility model discloses a kind of fire prevention heating tapes; including core wire; it is surrounded with core insulation on the outside of the core wire; it is enclosed with the first insulating layer on the outside of the core insulation; it is enclosed with second insulating layer on the outside of first insulating layer; it is enclosed with third insulating layer on the outside of the second insulating layer, matcoveredn is wrapped up on the outside of the third insulating layer, first insulating layer, second insulating layer, third insulating layer are the insulating layer of fire proofing composition；The utility model is simple in structure, forms insulating layer by fire proofing, protective layer uses continuous copper shell, heatproof to reach 1000 DEG C, has the characteristics of service life overlength, fire prevention, high reliability；Using the inorganic material such as glass fibre, quartz fibre, combined mica form insulating layer, good insulating, temperature capacity is strong, and corrosion resistance is good, solve organic material usage time length after aging phenomenon it is serious, cause easily to puncture, it is on fire the problems such as.

Description

A kind of fire prevention heating tape

Technical field

The utility model is related to heating tape technical fields, and in particular to a kind of fire prevention heating tape.

Background technology

Electric-heating belt is mainly used for solving the fields such as pipe freezeup, snow melt, floor heating, especially in the big of northern China Some areas all suffer from the problem of winter temperature is low, and pipeline is easy frozen block, currently, solving the common method of frozen block in the market It is to utilize electric-heating belt；Electric-heating belt is mainly used for the tank of industrial equipment, pipe, the heating of slot, heat preservation, it can also be used to other containers Heating, when use is directly wound in by the surface at heating position, and installation is simple, easy to use, securely and reliably.

Fire prevention electric tracing is divided into invariable power series, parallel fire prevention electric tracing, and invariable power is prevented fires electric-heating belt work(after powered up Rate output is constant always, will not change with the material of external environment, thermal insulation material, heat tracing and change, the output of power Or stop usually being controlled by temperature sensor, existing common invariable power fire prevention heating tape due to being manufactured using organic material, Usage time one is long, and aging phenomenon is serious, easily punctures, on fire etc..

Invention content

To solve the above problems, the utility model provides a kind of fire prevention heating tape, and it is simple in structure, using fire proofing system At can be adapted for the pipe of the large-scale public situation such as high temperature applicationss pipeline, the heating heat tracing of equipment or hotel, high ferro station, market Road heat tracing.

To achieve the above object, the technical solution that the utility model is taken is：A kind of fire prevention heating tape, including core wire, institute It states and is surrounded with core insulation on the outside of core wire, the first insulating layer, first insulating layer are enclosed on the outside of the core insulation Outside is enclosed with second insulating layer, and third insulating layer is enclosed on the outside of the second insulating layer, is wrapped on the outside of the third insulating layer It is wrapped with protective layer, first insulating layer, second insulating layer, third insulating layer are the insulating layer of fire proofing composition.

A preferred technical solution as the utility model：The core wire is two bare copper wires arranged side by side, institute It states bare copper wire to be made of multiply bare copper wire, core insulation, described two core insulations is surrounded on the outside of the every bare copper wire Layer outside is enclosed with the 4th insulating layer, and the 4th insulating layer outer helical is wound with the resistance being connected with two bare copper wires Silk, the 4th insulating layer outside are enclosed with the first insulating layer.

A preferred technical solution as the utility model：4th insulating layer is that glass fibre or quartz are fine Insulating layer made of dimension sintering, the resistance wire are nichrome wire.

A preferred technical solution as the utility model：The core wire be a bare copper wire, the bare copper wire by Multiply bare copper wire forms.

A preferred technical solution as the utility model：The bare copper wire is tinned copper wire or corronil Silk.

A preferred technical solution as the utility model：The core insulation is by compound glass fiber or stone It is formed with ceramic silicon rubber mix after English fibrage sintering.

A preferred technical solution as the utility model：First insulating layer is layer glass fiber or two The insulating layer of layer quartz fibre composition.

A preferred technical solution as the utility model：The second insulating layer is three layers of combined mica composition Insulating layer.

A preferred technical solution as the utility model：The protective layer is continuous copper protective layer, the guarantor The thickness of sheath is 0.2mm-3mm.

The utility model has the advantages that：

1, the utility model forms insulating layer by fire proofing, and protective layer uses continuous copper shell, heatproof to reach 1000 DEG C, there is the characteristics of service life overlength, fire prevention, high reliability.

2, the insulating layer formed using inorganic material such as glass fibre, quartz fibre, combined micas, good insulating are heat-resisting Ability is strong, and corrosion resistance is good, and aging phenomenon is serious after solving organic material usage time length, causes easily to puncture, on fire etc. to ask Topic,

3, using insulating layer made of ceramic silicon rubber has certain intensity, and thermal-shock resistance and electrical property are good, Halogen, low cigarette, low toxicity, self-extinguishment, environmental protection, easy processing can simplify the production technology of fire prevention ribbon heater and reduce cost.

Description of the drawings

Fig. 1 is one structural schematic diagram of the utility model embodiment；

Fig. 2 is two structural schematic diagram of the utility model embodiment；

In Fig. 1 and Fig. 2：1, core wire, 2, core insulation body, 3, first insulator, 4, second insulator, 5, third insulation Body, 6, protective layer, the 7, the 4th insulator, 8, resistance wire.

Specific implementation mode

In order to make the purpose of this utility model and advantage be more clearly understood, with reference to embodiments to the utility model into Row is further described.It should be appreciated that specific embodiment described herein is only used to explain the utility model, and do not have to In restriction the utility model.

As shown in Figure 1, the utility model embodiment one provides a kind of fire prevention heating tape, including core wire 1,1 outside of core wire It is surrounded with core insulation 2,2 outside of core insulation is enclosed with the first insulating layer 3, and 3 outside of the first insulating layer is enclosed with second Insulating layer 4,4 outside of second insulating layer are enclosed with third insulating layer 5, and matcoveredn 6 is wrapped up in 5 outside of third insulating layer, and first absolutely Edge layer 3, second insulating layer 4, third insulating layer 5 are the insulating layer of fire proofing composition.

Core wire 1 is two bare copper wires arranged side by side, and bare copper wire is made of multiply bare copper wire；It is wrapped on the outside of every bare copper wire Have a core insulation 2, core insulation 2 be sintered by multi-layer fire-retarded inorganic material glass fibre or silica fibrage after with Ceramic silicon rubber mix forms, so set, having good insulating, ageing-resistant feature；Two 2 outside packages of core insulation There is the 4th insulating layer 7 made of glass fibre or quartz fibre sintering, it is heat-resisting to be arranged so that the 4th insulating layer 7 has, The characteristics of good insulating；4th insulating layer, 7 outer helical is wound with the resistance wire 8 being connected with two bare copper wires, and resistance wire 8 is Nichrome wire, 7 outside of the 4th insulating layer are enclosed with the first insulating layer 3.

First insulating layer 3 is the insulating layer that layer glass fiber or two layers of quartz fibre form, using glass fibre or First insulating layer 3 of person's quartz fibre composition has ageing-resistant, dielectric strength height, heat-resisting feature；Second insulating layer 4 is three layers The insulating layer of combined mica composition, insulating layer made of combined mica have good insulating, heat-resist, non-aging spy Point；Third insulating layer 5 is the insulating layer of double-layer ceramic silicon rubber composition, and insulating layer made of ceramic silicon rubber has certain strong Degree, thermal-shock resistance and electrical property are good, Halogen, low cigarette, low toxicity, self-extinguishment, environmental protection, easy processing, can simplify fire prevention ribbon heater Production technology simultaneously reduces cost；Protective layer 6 is continuous copper protective layer, and the thickness of protective layer is 0.2mm-3mm, and such setting can So that the heatproof of protective layer 6 reaches 1000 DEG C, service life overlength.Two copper wire arranged side by side are as power source bus, in electricity The 4th insulating layer 7 is wrapped up in the outside of source busbar, Resistant heating body is then wound outside the 4th insulating layer 7, every a distance Resistance wire and power source bus are welded together, a continuous parallel resistance is formed, after the energization of power supply copper busbar, respectively simultaneously Connection resistance generates heat therewith, that is, forms a ribbon heater continuously to generate heat.Due to the parallel-connection structure of invariable power electric-heating belt so that production Product can be sheared arbitrarily in a certain range to heat the pipeline of different length.

As shown in Fig. 2, the utility model embodiment two provides a kind of fire prevention heating tape, including core wire 1,1 outside of core wire around It is surrounded by core insulation 2,2 outside of core insulation is enclosed with the first insulating layer 3, and 3 outside of the first insulating layer is enclosed with second absolutely Edge layer 4,4 outside of second insulating layer are enclosed with third insulating layer 5, and matcoveredn 6, the first insulation are wrapped up in 5 outside of third insulating layer Layer 3, second insulating layer 4, third insulating layer 5 are the insulating layer of fire proofing composition；Core wire 1 is a bare copper wire, described naked Copper wire is made of multiply bare copper wire, and bare copper wire is tinned copper wire or Contra wire.

First insulating layer 3 is the insulating layer that layer glass fiber or two layers of quartz fibre form, using glass fibre or First insulating layer 3 of person's quartz fibre composition has ageing-resistant, dielectric strength height, heat-resisting feature；Second insulating layer 4 is three layers The insulating layer of combined mica composition, insulating layer made of combined mica have good insulating, heat-resist, non-aging spy Point；Third insulating layer 5 is the insulating layer of double-layer ceramic silicon rubber composition, and insulating layer made of ceramic silicon rubber has certain strong Degree, thermal-shock resistance and electrical property are good, Halogen, low cigarette, low toxicity, self-extinguishment, environmental protection, easy processing, can simplify fire prevention ribbon heater Production technology simultaneously reduces cost；Protective layer 6 is continuous copper protective layer, and the thickness of protective layer is 0.2mm-3mm, and such setting can So that the heatproof of protective layer 6 reaches 1000 DEG C, service life overlength；In this implementation, core wire 1 generates heat after powering on, that is, is having Have and Joule heat be issued by by electric current, core wire 1 on the core wire of certain resistance, due to 1 unit length of core wire resistance and by Electric current is equal, calorific value everywhere i.e. equal over the entire length, so the fire prevention heating tape of the present embodiment is suitable Pipeline image-stone oil long-distance transport pipes heat tracing and large tank heat preservation etc. for long range.

In above-described embodiment, insulating materials in addition to glass fibre, it is other it is several can resistance to 1000 DEG C of high temperature.

The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art For art personnel, without departing from the principle of this utility model, can also make several improvements and retouch, these improve and Retouching also should be regarded as the scope of protection of the utility model.

Claims

1. a kind of fire prevention heating tape, it is characterised in that：Including core wire (1), core insulation is surrounded on the outside of the core wire (1) (2), it is enclosed with the first insulating layer (3) on the outside of the core insulation (2), second is enclosed on the outside of first insulating layer (3) Insulating layer (4), second insulating layer (4) outside are enclosed with third insulating layer (5), are wrapped up on the outside of the third insulating layer (5) Matcoveredn (6), first insulating layer (3), second insulating layer (4), third insulating layer (5) are the exhausted of fire proofing composition Edge layer.

2. a kind of fire prevention heating tape according to claim 1, it is characterised in that：The core wire (1) is two and is arranged side by side Bare copper wire, the bare copper wire is made of multiply bare copper wire, and core insulation (2), institute are surrounded on the outside of the every bare copper wire State and be enclosed with the 4th insulating layer (7) on the outside of two core insulations (2), the 4th insulating layer (7) outer helical be wound with The resistance wire (8) that two bare copper wires are connected, the 4th insulating layer (7) outside are enclosed with the first insulating layer (3).

3. a kind of fire prevention heating tape according to claim 2, it is characterised in that：4th insulating layer (7) is glass fibers Insulating layer made of dimension or quartz fibre sintering, the resistance wire (8) are nichrome wire.

4. a kind of fire prevention heating tape according to claim 1, it is characterised in that：The core wire (1) is a bare copper wire, institute Bare copper wire is stated to be made of multiply bare copper wire.

5. a kind of fire prevention heating tape according to claim 4, it is characterised in that：The bare copper wire is tinned copper wire or copper Nickel alloy wire.

6. a kind of fire prevention heating tape according to any one of claims 1 to 5, it is characterised in that：The core insulation (2) By being formed with ceramic silicon rubber mix after compound glass fiber or silica fibrage sintering.

7. a kind of fire prevention heating tape according to any one of claims 1 to 5, it is characterised in that：First insulating layer (3) The insulating layer formed for layer glass fiber or two layers of quartz fibre.

8. a kind of fire prevention heating tape according to any one of claims 1 to 5, it is characterised in that：The second insulating layer (4) For the insulating layer of three layers of combined mica composition.

9. a kind of fire prevention heating tape according to any one of claims 1 to 5, it is characterised in that：The third insulating layer (5) For the insulating layer of double-layer ceramic silicon rubber composition.

10. a kind of fire prevention heating tape according to any one of claims 1 to 5, it is characterised in that：The protective layer (6) is The thickness of continuous copper protective layer, the protective layer is 0.2mm-3mm.