CN108990188A - A kind of multistage electric heating tube and its manufacturing method - Google Patents

A kind of multistage electric heating tube and its manufacturing method Download PDF

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Publication number
CN108990188A
CN108990188A CN201811175477.8A CN201811175477A CN108990188A CN 108990188 A CN108990188 A CN 108990188A CN 201811175477 A CN201811175477 A CN 201811175477A CN 108990188 A CN108990188 A CN 108990188A
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CN
China
Prior art keywords
heater strip
heating tube
electric heating
multistage electric
diversion pipe
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811175477.8A
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Chinese (zh)
Inventor
王建定
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Yangtian Magnetic Energy Technology Co Ltd
Original Assignee
Ningbo Yangtian Magnetic Energy Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ningbo Yangtian Magnetic Energy Technology Co Ltd filed Critical Ningbo Yangtian Magnetic Energy Technology Co Ltd
Priority to CN201811175477.8A priority Critical patent/CN108990188A/en
Publication of CN108990188A publication Critical patent/CN108990188A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00Ohmic-resistance heating
    • H05B3/40Heating elements having the shape of rods or tubes
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00Ohmic-resistance heating
    • H05B3/02Details
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00Ohmic-resistance heating
    • H05B3/10Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor

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  • Resistance Heating (AREA)

Abstract

The present invention discloses a kind of multistage electric heating tube, including diversion pipe and heating layer, the heating layer is wrapped in outside the diversion pipe, and the heating layer is made of two sections of heaters, the both ends of the heater are fixed by conductive ring, and invention additionally discloses a kind of manufacturing methods of multistage electric heating tube.The multistage electric heating tube can configure different power sections according to demand for heat, realize the Discrete control of a heating tube, can choose different power for different temperatures and be heated, and improve heating efficiency.

Description

A kind of multistage electric heating tube and its manufacturing method
Technical field
The present invention relates to heating element fields, and in particular to a kind of multistage electric heating tube and its manufacturing method.
Background technique
Heating tube is common liquid heating element, has the advantages that heating efficiency is high, and heating tube passes through periphery package Heating layer is heated.Common heating tube is single-stage control, changes heating tube by the silicon-controlled change voltage of wiring board Power, single-stage heating tube temperature control speed is slow, and a large amount of water flows is needed to be cooled down after heating, and accuracy of temperature control is low, and single-stage heating tube It needs in silicon-controlled upper installation cooling fin, cooling fin volume is big, heat is high, can accelerate the aging of product, pass through SCR control The machine of heating tube can not effectively carry out preventing electromagnetic interference, and product is easy to appear control chip in the case where encountering interference Entanglement.The heating layer of another Multi-stage heating pipe is disposal molding from the beginning to the end by a heater strip, is existed with conductive retainer plate Equal point fixation among heating tube heater strip, power are the power of equal part, cause complete product that can not adjust according to suitable power The numerical value of whole cooperation machine temperature, heating effect are restricted.
In view of the above drawbacks, creator of the present invention obtains the present invention by prolonged research and practice finally.
Summary of the invention
To solve above-mentioned technological deficiency, the technical solution adopted by the present invention is, provides a kind of multistage electric heating tube, including Diversion pipe and heating layer, the heating layer are wrapped in outside the diversion pipe, and the heating layer is made of two sections of heaters, described The both ends of heater are fixed by conductive ring.
Further, the heater is the heater strip being twist distributed, two sections of heaters be respectively first plus Heated filament and the second heater strip.
Further, first heater strip and the adjacent both ends of second heater strip are connected with each other, and connecting pin passes through One conductive ring is fixed.
Further, first heater strip is different from the thickness of second heater strip, width and length.
Further, first heater strip is different from the material of second heater strip.
Further, the first insulating layer is equipped between the heating layer and the diversion pipe.
Further, the material of first insulating layer is insulating film.
Further, second insulating layer is equipped with outside the heating layer.
Further, the second insulating layer is high-temperature resistant structural adhesive.
Compared with the prior art the beneficial effects of the present invention are:
1, multistage electric heating tube of the invention can configure different power sections according to demand for heat, realize a heating tube Discrete control can choose different power for different temperatures and be heated, and improve heating efficiency.
2, different capacity section can expand temperature-control range by adjusting the material of heater strip, thickness, width and length, make to heat Pipe is suitable for plurality of liquid under varying environment and heats.
3, multiple power sections can cooperate, and improve the heating efficiency of heating tube, while improve accuracy of temperature control, realize and add Heat pipe is quick, accurate temperature control.
4, insulating layer is arranged in heating tube, solves the defect that heating duct is easy to cause user's electric shock, scald.
5, second insulating layer is high-temperature resistant structural adhesive, and the gap between heater winding is partially entered after brushing, avoids adding The problem of short circuit, improves safety and reliability caused by heated filament is contacted because of vibration.
The present invention also provides a kind of manufacturing methods of multistage electric heating tube, comprising the following steps:
In diversion pipe surface printing insulating film, the first insulating layer is formed in water conservancy diversion pipe surface after sintering;
First heater strip is wrapped in outside first insulating layer, first segment heater is formed;
First heater strip one end is connect with second heater strip one end, and connecting portion is fixed on institute with conductive ring It states on diversion pipe;
Second heater strip is wrapped in the rest of first insulating layer, forms second segment heater;
It will be close to first heater strip at the diversion pipe both ends with conductive ring and second heater strip be fixed, Two sections of heaters form heating layer;
In heating layer outside coating high-temperature resistant structural adhesive, second insulating layer is formed.
It, can be by multistage different heater strip in same root diversion pipe using the manufacturing method of multistage electric heating tube of the invention Upper progress is effectively fixed, and the electric heating tube that Discrete control may be implemented is made, and improves heating efficiency.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical solution in various embodiments of the present invention The attached drawing used is briefly described.
Fig. 1 is the structure chart of multistage electric heating tube of the invention;
Fig. 2 is the explosive view of multistage electric heating tube of the invention.
Digital representation in figure:
1. 2. first 3. second heater strip of heater strip of diversion pipe, 4. 5. first insulating layer of conductive ring, 6. second insulating layer
Specific embodiment
Below in conjunction with attached drawing, the forgoing and additional technical features and advantages are described in more detail.
Embodiment 1
As depicted in figs. 1 and 2, a kind of multistage electric heating tube, for heating the liquid of drinking equipment, multistage electric heating tube packet The heating layer for including diversion pipe 1 and being wrapped in outside diversion pipe 1, diversion pipe 1 are stainless steel material.Stream of the liquid in diversion pipe 1 Dynamic direction is bottom in and top out, and heating layer electrified regulation makes liquid in diversion pipe 1 heat up.Is arranged between diversion pipe 1 and heating layer One insulating layer 5, the first insulating layer 5 are made of insulating film, diversion pipe 1 are isolated with heating layer, prevent from leaking electricity.
Heating layer is made of two sections of heaters in the present embodiment, and two sections of heaters are added by the first heater strip 2 and second respectively Heated filament 3 is made, and the first heater strip 2 and the second heater strip 3 are twist distributed outside diversion pipe 1, improves heating efficiency.First adds The lower end of heated filament 2 and 3 upper end of the second heater strip are fixed by conductive ring 4, under the upper end of the first heater strip 2 and the second heater strip 3 End connection, connecting pin are fixed by another conductive ring 4.Three conductive rings 4 connect to the control circuit, and realize that heating tube multistage adds The power of heat, two sections of heaters is different, can improve heating efficiency and accuracy.First heater strip 2 and the second heater strip 3 by after Electric appliance carries out Discrete control, makes each section of power difference of heating tube, can choose different power for different temperatures and be heated, greatly The requirement to 1 water flow of diversion pipe is reduced greatly.
Embodiment 2
On the basis of the above embodiments, first heater strip 2 and the second heater strip 3 select identical material to the present embodiment Material, the thickness of the two, width and length are different, and different power sections can be configured according to different requirements, expand heating tube Heated perimeter, suitable for varying environment, the demand for heat of different liquids.
Embodiment 3
The present embodiment in above-described embodiment the difference is that, the material of first heater strip 2 and the second heater strip 3 Also different, the heated perimeter of energy further expansion heating tube improves heating accuracy.
Embodiment 4
The present embodiment on the basis of the above embodiments, is equipped with second insulating layer 6, described second absolutely outside the heating layer Edge layer 6 is high-temperature resistant structural adhesive, and heater strip surface is partially covered after brushing, partially enters the gap between heater winding, makes The gap of coil is fixed, and the problem of short circuit, improves safety and reliability caused by avoiding heater strip from contacting because of vibration.
Second insulating layer 6 selects high-temperature resistant structural adhesive in the present embodiment, with strong excellent of high temperature resistant, acid and alkali-resistance, leakproofness Point, and the coating coefficient of expansion is high, and slight crack will not be generated because of high temperature, performance is stablized.
Embodiment 5
The present embodiment provides a kind of manufacturing methods of multistage electric heating tube, comprising the following steps:
S100: in 1 surface printing insulating film of diversion pipe, the first insulating layer 5 is formed on 1 surface of diversion pipe after sintering;
S200: the first heater strip 2 is wrapped in outside the first insulating layer 5, forms first segment heater;
S300: 2 one end of the first heater strip is connect with 3 one end of the second heater strip, and connecting portion is fixed with conductive ring 4 On diversion pipe 1, the first heater strip 2 and 3 connecting portion of the second heater strip can be fixed first with welding procedure;
Second heater strip 3: being wrapped in the rest of the first insulating layer 5 by S400, is formed second segment heater, is cut more In heater strip, guarantee the first heater strip 2 and the second heater strip 3 in the 1 spiral distribution in outside of diversion pipe;
S500: will be close to first heater strip 2 at 1 both ends of diversion pipe with conductive ring 4 and the second heater strip 3 be fixed, and two Section heater forms heating layer;
S600: in heating layer outside coating high-temperature resistant structural adhesive, second insulating layer 6 is formed, high-temperature resistant structural adhesive part is attached On heater strip surface, partially enter heater winding gap, fixed function is played to heater strip.
Using process above, multistage different heater strip can effectively be fixed on same root diversion pipe 1, being made can To realize the electric heating tube of Discrete control, heating efficiency is improved.It can be by adjusting the material of the first heater strip 2 and the second heater strip 3 Material, thickness, width, length make heating tube be suitable for plurality of liquid under varying environment and heat.
The foregoing is merely presently preferred embodiments of the present invention, is merely illustrative for the purpose of the present invention, and not restrictive 's.Those skilled in the art understand that in the spirit and scope defined by the claims in the present invention many changes can be carried out to it, It modifies or even equivalent, but falls in protection scope of the present invention.

Claims (10)

1. a kind of multistage electric heating tube, which is characterized in that including diversion pipe (1) and heating layer, the heating layer is wrapped in described Diversion pipe (1) is external, and the heating layer is made of two sections of heaters, and the both ends of the heater are fixed by conductive ring (4).
2. multistage electric heating tube as described in claim 1, which is characterized in that the heater is the heating being twist distributed Silk, two sections of heaters are respectively the first heater strip (2) and the second heater strip (3).
3. multistage electric heating tube as claimed in claim 2, which is characterized in that first heater strip (2) and described second adds The adjacent both ends of heated filament (3) are connected with each other, and connecting pin is fixed by a conductive ring (4).
4. multistage electric heating tube as claimed in claim 3, which is characterized in that first heater strip (2) adds with described second Thickness, width and the length difference of heated filament (3).
5. multistage electric heating tube as claimed in claim 3, which is characterized in that first heater strip (2) adds with described second The material of heated filament (3) is different.
6. multistage electric heating tube a method as claimed in any one of claims 1 to 5, which is characterized in that the heating layer and the diversion pipe (1) the first insulating layer (5) are equipped between.
7. multistage electric heating tube as claimed in claim 6, which is characterized in that the material of first insulating layer (5) is insulation Film.
8. multistage electric heating tube as claimed in claim 6, which is characterized in that be equipped with second insulating layer outside the heating layer (6)。
9. multistage electric heating tube as claimed in claim 8, which is characterized in that the material of the second insulating layer (6) is resistance to height Warm structure glue.
10. a kind of manufacturing method of multistage electric heating tube, which comprises the following steps:
In diversion pipe (1) surface printing insulating film, the first insulating layer (5) are formed on diversion pipe (1) surface after sintering;
First heater strip (2) is wrapped in the first insulating layer (5) outside, forms first segment heater;
Described first heater strip (2) one end is connect with the second heater strip (3) one end, and connecting portion is solid with conductive ring (4) It is scheduled on the diversion pipe (1);
Second heater strip (3) is wrapped in the rest of first insulating layer (5), forms second segment heater;
It will be close to first heater strip (2) and second heater strip (3) at the diversion pipe (1) both ends with conductive ring (4) It is fixed, two sections of heaters form heating layer;
In the heating layer outside coating high-temperature resistant structural adhesive, formed second insulating layer (6).
CN201811175477.8A 2018-10-10 2018-10-10 A kind of multistage electric heating tube and its manufacturing method Pending CN108990188A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811175477.8A CN108990188A (en) 2018-10-10 2018-10-10 A kind of multistage electric heating tube and its manufacturing method

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Application Number Priority Date Filing Date Title
CN201811175477.8A CN108990188A (en) 2018-10-10 2018-10-10 A kind of multistage electric heating tube and its manufacturing method

Publications (1)

Publication Number Publication Date
CN108990188A true CN108990188A (en) 2018-12-11

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109788589A (en) * 2019-01-24 2019-05-21 广西桂仪科技有限公司 A kind of round tube thick film heater and preparation process
CN110432545A (en) * 2019-07-27 2019-11-12 深圳市余看智能科技有限公司 The electronic device of heating film, heating tube and non-combustion-cigarette

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009037788A1 (en) * 2009-08-18 2011-02-24 Saint-Gobain Sekurit Deutschland Gmbh & Co. Kg Infrared emitter for use in heating and thermal conversion of planar substrate, preferably glass substrate, comprise casing tube and heating source, which is installed on casing tube
CN202773100U (en) * 2012-09-07 2013-03-06 戴成鸽 Heating pipe
CN106903852A (en) * 2017-04-13 2017-06-30 川田机械制造(上海)有限公司 Novel die temperature adjuster

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009037788A1 (en) * 2009-08-18 2011-02-24 Saint-Gobain Sekurit Deutschland Gmbh & Co. Kg Infrared emitter for use in heating and thermal conversion of planar substrate, preferably glass substrate, comprise casing tube and heating source, which is installed on casing tube
CN202773100U (en) * 2012-09-07 2013-03-06 戴成鸽 Heating pipe
CN106903852A (en) * 2017-04-13 2017-06-30 川田机械制造(上海)有限公司 Novel die temperature adjuster

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109788589A (en) * 2019-01-24 2019-05-21 广西桂仪科技有限公司 A kind of round tube thick film heater and preparation process
CN109788589B (en) * 2019-01-24 2021-10-29 广西桂仪科技有限公司 Round tube thick film heater and preparation process
CN110432545A (en) * 2019-07-27 2019-11-12 深圳市余看智能科技有限公司 The electronic device of heating film, heating tube and non-combustion-cigarette

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