CN211019270U

CN211019270U - Three parallel constant-power heat tracing bands

Info

Publication number: CN211019270U
Application number: CN201922088861.0U
Authority: CN
Inventors: 戴文全; 汤恒祥
Original assignee: Jiangsu Stile Electric Appliance Co ltd
Current assignee: Jiangsu Stile Electric Appliance Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-07-14
Anticipated expiration: 2029-11-28

Abstract

The utility model relates to a companion torrid zone technical field just discloses a three parallelly connected constant power companion torrid zones, including the generating line, the outer wall fixedly connected with generating line insulating layer of generating line, the outer wall swing joint of generating line insulating layer has the main insulation layer, the outer wall swing joint of main insulation layer has the heater, the outer wall swing joint of heater has fire-retardant layer, the outer wall swing joint on fire-retardant layer has the sheath, the outer wall swing joint of sheath has the weaving layer, the outer wall fixedly connected with anticorrosive coating of weaving layer, one side fixedly connected with double faced adhesive tape of anticorrosive coating. The heating device has the advantages that the purposes of efficient heating, durability and convenient installation are achieved, the problems of low heating efficiency, non-durability and inconvenient installation of a common heat tracing band are solved, the heating efficiency of the heat tracing band is improved, convenience is brought to the use of people, the service life of the heat tracing band is prolonged, the cost of maintenance and replacement of the heat tracing band is reduced, and the design of convenient installation enables the use of people to be more convenient.

Description

Three parallel constant-power heat tracing bands

Technical Field

The utility model relates to a companion torrid zone technical field specifically is a three parallelly connected constant power companion torrid zones.

Background

The electric tracing is to convert the electric energy into heat energy by using the electric tracing equipment, supplement the heat lost by the heat tracing equipment through the heat insulation material through direct or indirect heat exchange, and adopts temperature control to track and control the temperature of the medium in the heat tracing equipment to maintain the medium at a reasonable and economic level, in the past, steam heat tracing is always a main heat preservation mode, the working principle is that the heat loss of the insulated pipeline is supplemented by the heat dissipation of the steam heat tracing pipeline, the heat dissipation amount of the steam is not easy to control, the heat preservation efficiency is always at a lower level, in the seventies of the twentieth century, the assumption that steam tracing is replaced by an electric tracing scheme is proposed in the American energy industry, and in the early eighties of the seventies, electric tracing technologies are widely popularized in various industrial departments including the energy industry, and steam tracing is comprehensively replaced by electric tracing. At present, the series heating tracing band on the market has the problems of non-cutting, single rated power and single product, and the general parallel heating tracing band also has the defects of low heating efficiency and short service life, thus bringing inconvenience to people.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a to prior art not enough, the utility model provides a three parallelly connected constant power companion torrid zone possesses high-efficient and advantage such as durable, has solved the not good and not durable problem of general companion torrid zone heating effect.

(II) technical scheme

In order to realize the above-mentioned high-efficient and durable purpose, the utility model provides a following technical scheme: the utility model provides a three parallelly connected constant power companion torrid zones, includes the generating line, the outer wall fixedly connected with generating line insulating layer of generating line, the outer wall swing joint of generating line insulating layer has main insulating layer, the outer wall swing joint of main insulating layer has the heater, the outer wall swing joint of heater has fire-retardant layer, the outer wall swing joint on fire-retardant layer has the sheath, the outer wall swing joint of sheath has the weaving layer, the outer wall fixedly connected with anticorrosive coating of weaving layer, one side fixedly connected with double faced adhesive tape of anticorrosive coating.

Preferably, the number of the bus bars is three, and the three bus bars are copper stranded wire bus bars.

Preferably, the main insulating layer is a fluoroplastic main insulating layer, and the flame-retardant layer is a mica flame-retardant layer.

Preferably, the heating wire is a nichrome heating wire, and one end of the heating wire is movably connected with a bus.

Preferably, the sheath is a high-temperature-resistant rubber sheath, and the anticorrosive layer is a corrosion-resistant rubber anticorrosive layer.

Preferably, the weaving layer is the stainless steel weaving layer, and the outer wall of weaving layer is provided with high temperature resistant adhesive, and the weaving layer passes through high temperature resistant adhesive and anticorrosive coating fixed connection.

Preferably, the double-sided adhesive tape is a high-temperature-resistant glass cloth double-sided adhesive tape, and the outer wall of the double-sided adhesive tape is movably connected with adhesive paper.

(III) advantageous effects

Compared with the prior art, the utility model provides a three parallelly connected constant power companion torrid zones possesses following beneficial effect:

1. this three parallelly connected constant power companion torrid zone, bus through setting up, the bus insulation layer, the main insulation layer, the heater, fire-retardant layer, the sheath, the weaving layer, the anticorrosive coating, double faced adhesive tape and adhesive tape, high-efficient heating has been reached, durable and the purpose of being convenient for install, the problem of general companion torrid zone heating inefficiency, it is not durable and inconvenient installation has been solved, the heating efficiency of companion torrid zone has been improved, the use of giving people brings the convenience, the life of companion torrid zone has been strengthened, the expense of maintaining and changing the companion torrid zone has been reduced, the design of being convenient for install makes people's use more convenient.

2. This three parallelly connected constant power companion torrid zone, bus insulating layer, the main insulation layer, the heater, fire-retardant layer, the sheath, weaving layer and anticorrosive coating through setting up, the purpose of high-efficient heating and durable for a long time has been reached, the problem of the low and not durable use of general companion torrid zone heating efficiency has been solved, the heating efficiency of companion torrid zone has been improved, the use of giving people brings conveniently, the life of companion torrid zone has been strengthened, the expense of maintaining and changing the companion torrid zone has been reduced, when improving efficiency, the spending has still been reduced, the life of giving people brings very big facility.

3. The three parallel constant-power heating tracing bands achieve the purpose of being convenient to install through the arranged double-faced adhesive tapes and the adhesive tapes, and solve the problem that common heating tracing bands are inconvenient to install, so that people can install the heating tracing bands more conveniently, the use of the people is convenient, and the practicability of the heating tracing bands is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is a schematic view of the connection between the heating wire and the bus of the present invention.

In the figure: 1. a bus bar; 2. a bus insulating layer; 3. a main insulating layer; 4. a heater; 5. a flame retardant layer; 6. a sheath; 7. weaving layer; 8. an anticorrosive layer; 9. double-sided adhesive tape; 10. gummed paper.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a three-phase parallel constant-power heat tracing band includes a bus 1, and is characterized in that: the outer wall of the bus 1 is fixedly connected with a bus insulating layer 2, the number of the buses 1 is three, the three buses 1 are copper stranded buses, the copper stranded wires are wires made of copper, the copper element is a metal chemical element and also a trace element necessary for a human body, the copper is a metal which is the earliest found by human and widely used by human and belongs to heavy metal, the outer wall of the bus insulating layer 2 is movably connected with a main insulating layer 3, the outer wall of the main insulating layer 3 is movably connected with a heating wire 4, the outer wall of the heating wire 4 is movably connected with a flame retardant layer 5, the main insulating layer 3 is a fluoroplastic main insulating layer, the flame retardant layer 5 is a mica flame retardant layer, fluoroplastic is a paraffin polymer with partial or all hydrogen replaced by fluorine, mica is a rock-making mineral and presents a hexagonal flaky crystal form, one of the main rock-making minerals has the characteristics of insulation, high temperature resistance and is sericite which is used most industrially, widely applied to industries such as coating, paint and electrical insulation, the outer wall of the flame retardant layer 5 is movably connected with a sheath 6, the outer wall of the sheath 6 is movably connected with a braided layer 7, the outer wall of the braided layer 7 is fixedly connected with an anticorrosive layer 8, the sheath 6 is a high temperature resistant rubber sheath, the anticorrosive layer 8 is a corrosion resistant rubber anticorrosive layer, rubber is a high elastic polymer material with reversible deformation, is elastic at room temperature, can generate large deformation under the action of small external force, can recover to the original shape after the external force is removed, the rubber belongs to a completely amorphous polymer, the braided layer 7 is a stainless steel braided layer, the outer wall of the braided layer 7 is provided with a high temperature resistant adhesive, the braided layer 7 is fixedly connected with the anticorrosive layer 8 through the high temperature resistant adhesive, weak corrosion media such as air, steam and water or stainless steel is called stainless steel, the high temperature resistant adhesive belongs to inorganic oxide, the special high-temperature solution is adopted, the high-temperature resistant glass fiber reinforced plastic composite material is high-temperature resistant for one thousand eight hundred degrees and is used for bonding various hard alloys, ceramic turning tools, milling cutters, drills or gear cutters, the purposes of high-efficiency heating and long-time durability are achieved by arranging the bus 1, the bus insulating layer 2, the main insulating layer 3, the heating wire 4, the flame-retardant layer 5, the sheath 6, the braid 7 and the anticorrosive layer 8, the problems of low heating efficiency and intolerance of common heat tracing bands are solved, the heating efficiency of the heat tracing bands is improved, convenience is brought to people, the service life of the heat tracing bands is prolonged, the cost for maintaining and replacing the heat tracing bands is reduced, the expenditure is reduced while the efficiency is improved, great convenience is brought to the life of people, the double-faced adhesive tape 9 is fixedly connected to one side of the anticorrosive layer 8, the double-faced adhesive tape 9 is high-temperature resistant glass cloth double-faced adhesive tape, the, The cloth and the plastic film are taken as base materials, and then the elastic pressure-sensitive adhesive or the resin pressure-sensitive adhesive is evenly coated on the base materials to form the roll-shaped adhesive tape which consists of three parts of the base materials, an adhesive and a piece of isolation paper, the purposes of high-efficiency heating, durability and convenient installation are achieved by arranging a bus 1, a bus insulating layer 2, a main insulating layer 3, a heating wire 4, a flame-retardant layer 5, a sheath 6, a weaving layer 7, an anticorrosive layer 8, a double-sided adhesive 9 and adhesive paper 10, the problems of low heating efficiency, non-durability and inconvenient installation of a common heat tracing band are solved, the heating efficiency of the heat tracing band is improved, convenience is brought to the use of people, the service life of the heat tracing band is prolonged, the cost of maintenance and the replacement of the heat tracing band is reduced, the design of convenient installation enables the use of people to be more convenient, and the purpose of convenient installation is achieved by arranging the double, the problem of inconvenient installation of general companion torrid zone has been solved for people are more convenient to the installation of companion torrid zone, and the practicality that gives people has improved companion torrid zone is brought conveniently.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

When the three-phase power supply heating belt is used, the three parallel copper stranded wire buses 1 are power supply wires, the heating wires 4 are wound on the main insulating layer 3, the heating wires 4 are sequentially connected with the three buses 1 at intervals, the heating wires 4 between every two buses 1 are connected in a repeated and circulating mode to form continuous parallel resistors, and when the buses 1 are powered on by three-phase power, the parallel resistors work simultaneously to form the continuous three-phase power supply heating belt.

In conclusion, the three parallel constant-power heat tracing bands achieve the purposes of high heating efficiency, durability and convenience in installation, and solve the problems of low efficiency, non-durability and inconvenience in installation of the common heat tracing band.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The three-phase parallel constant-power heat tracing band comprises a bus (1), and is characterized in that: the outer wall fixedly connected with generating line insulating layer (2) of generating line (1), the outer wall swing joint of generating line insulating layer (2) has main insulating layer (3), the outer wall swing joint of main insulating layer (3) has heater (4), the outer wall swing joint of heater (4) has fire-retardant layer (5), the outer wall swing joint of fire-retardant layer (5) has sheath (6), the outer wall swing joint of sheath (6) has weaving layer (7), the outer wall fixedly connected with anticorrosive coating (8) of weaving layer (7), one side fixedly connected with double faced adhesive tape (9) of anticorrosive coating (8).

2. The three-item parallel constant power heat tracing band according to claim 1, wherein: the number of the buses (1) is three, and the three buses (1) are copper stranded wire buses.

3. The three-item parallel constant power heat tracing band according to claim 1, wherein: the main insulating layer (3) is a fluoroplastic main insulating layer, and the flame-retardant layer (5) is a mica flame-retardant layer.

4. The three-item parallel constant power heat tracing band according to claim 1, wherein: the heating wire (4) is a nickel-chromium alloy heating wire, and one end of the heating wire (4) is movably connected with the bus (1).

5. The three-item parallel constant power heat tracing band according to claim 1, wherein: the sheath (6) is a high-temperature-resistant rubber sheath, and the anticorrosive layer (8) is a corrosion-resistant rubber anticorrosive layer.

6. The three-item parallel constant power heat tracing band according to claim 1, wherein: weaving layer (7) are the stainless steel weaving layer, and the outer wall of weaving layer (7) is provided with high temperature resistant adhesive, and weaving layer (7) are through high temperature resistant adhesive and anticorrosive coating (8) fixed connection.

7. The three-item parallel constant power heat tracing band according to claim 1, wherein: the double-sided adhesive tape (9) is a high-temperature-resistant glass cloth double-sided adhesive tape, and the outer wall of the double-sided adhesive tape (9) is movably connected with adhesive tape (10).