CN207304960U - A kind of electrothermal radiation tube - Google Patents
A kind of electrothermal radiation tube Download PDFInfo
- Publication number
- CN207304960U CN207304960U CN201721221056.5U CN201721221056U CN207304960U CN 207304960 U CN207304960 U CN 207304960U CN 201721221056 U CN201721221056 U CN 201721221056U CN 207304960 U CN207304960 U CN 207304960U
- Authority
- CN
- China
- Prior art keywords
- radiation tube
- alloy bar
- heat radiation
- shell
- electrothermal alloy
- 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.)
- Expired - Fee Related
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Abstract
It the utility model is related to a kind of electrothermal radiation tube, including heat radiation tube shell, center pull rod, resistance electrothermal alloy bar, ribbon heater, ceramic collar and soaking zone, the end of heat radiation tube shell is equipped with flange, it is equipped with heat radiation tube shell along the axially extending resistance electrothermal alloy bar of heat radiation tube shell and ribbon heater, the outer surface of the resistance electrothermal alloy bar is equipped with protection insulative pipe sleeve, its terminal part is equipped with insulation sleeve, electrode lead-out rod is equipped with the rear end stroke of resistance electrothermal alloy bar, soaking zone is equipped between resistance electrothermal alloy bar and electrode lead-out rod, ribbon heater is in Flat belt type, it is equipped with multiple along the axial equally distributed ceramic collar of heat radiation tube shell between heat radiation tube shell.The utility model not only improves heat utilization rate, while prevents radiant tube heat distortion from being contacted with shell.
Description
Technical field
It the utility model is related to a kind of electric heater unit, and in particular to a kind of electrothermal radiation tube.
Background technology
Radiant tube is that a kind of common heating unit, when in use generally use electric energy or high-quality gas (steam) come
Realize heating, it is in the industry such as metallurgy, medicine, food using very extensively.Existing radiant tube, there is heat energy utilization
Rate is low, is easily deformed after radiant tube long-time use so that radiant tube encounters protection shell, causes shorted to earth to discharge, and causes
Radiant tube fuses, and electric radiant tube is protected shell puncture；In view of the foregoing drawbacks, it is urgent to provide one by those skilled in the art
Kind electrothermal radiation tube, not only improves heat utilization rate, while prevent radiant tube heat distortion from being contacted with shell.
Utility model content
The purpose of this utility model is to provide a kind of electrothermal radiation tube, not only improves heat utilization rate, while prevents from radiating
Pipe heat distortion is contacted with shell.
To achieve the above object, there is provided following technical solution：The utility model provides a kind of electrothermal radiation tube, including hot spoke
Penetrate pipe shell, center pull rod, resistance electrothermal alloy bar, ribbon heater, ceramic collar and soaking zone, the heat radiation tube shell
End be equipped with flange, be equipped with the heat radiation tube shell along the axially extending resistance electrothermal alloy bar of heat radiation tube shell with
And ribbon heater, the outer surface of the resistance electrothermal alloy bar are equipped with protection insulative pipe sleeve, its terminal part is equipped with insulation sleeve, described
Electrode lead-out rod is equipped with the rear end stroke of resistance electrothermal alloy bar, is set between the resistance electrothermal alloy bar and electrode lead-out rod
There is soaking zone, the ribbon heater is in Flat belt type, it is equipped with multiple axially equal along heat radiation tube shell between heat radiation tube shell
The ceramic collar of even distribution.
Preferably, the insulation sleeve is equipped with the blind hole for electrothermal alloy rod insertion.
Preferably, the ceramic collar is 8-12, it is axially uniformly distributed along heat radiation tube shell.
Preferably, the outer surface of the resistance electrothermal alloy bar and ribbon heater is coated with far infrared radiation coating.
The utility model provides a kind of having the beneficial effect that for electrothermal radiation tube：
1st, by setting ribbon heater and the resistance electrothermal alloy bar of Flat belt type, by the way of double-layer heating, do not changing
On the premise of becoming electrothermal radiation tube appearance and size, the ribbon heater of Flat belt type adds the heating area of heating element, improves thermal energy
Utilization rate；
2nd, the soaking zone in heat radiation tube shell make it that the front and rear temperature of electrothermal radiation tube is consistent, improves the uniform of temperature
Property；
3rd, by setting protection insulative pipe sleeve and insulation sleeve, prevent resistance electrothermal alloy bar because heat distortion cause with
Contacted between shell and short-circuit, avoid shell from being burnt or puncture, improve the service life of electrothermal radiation tube.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme in the embodiment of the utility model, will make below to required in embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the utility model,
For those of ordinary skill in the art, without creative efforts, can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the structure diagram of electrothermal radiation tube in the utility model.
Embodiment
To make the content of the utility model more clear understandable, below in conjunction with Figure of description, in the utility model
Appearance is described further.Certain the utility model is not limited to the specific embodiment, known to those skilled in the art
It is general replace be also covered by it is within the protection scope of the present utility model.Secondly, the utility model has been carried out in detail using schematic diagram
Statement, when the example of the utility model is described in detail, for convenience of description, schematic diagram is not partially enlarged in proportion to the general scale, should
In this, as the restriction to the utility model.
Above and other technical characteristic and beneficial effect, by conjunction with the embodiments and attached drawing is to the electric radiation of the utility model
Pipe is described in detail.Fig. 1 is the structure diagram of electrothermal radiation tube in the utility model.
As shown in Figure 1, the utility model provides a kind of electrothermal radiation tube, including heat radiation tube shell 10, center pull rod
20th, resistance electrothermal alloy bar 30, ribbon heater 40, ceramic collar 50 and soaking zone 60, the end of heat radiation tube shell 10 are equipped with
Flange 70, heat radiation tube shell 10 is interior to be equipped with along heat radiation tube shell 10 axially extending resistance electrothermal alloy bar 30 and electric heating
Band 40, by the way of double-layer heating, on the premise of electrothermal radiation tube appearance and size is not changed, improves heat utilization rate.
Resistance electrothermal alloy bar 30 causes to contact and short-circuit, resistance electrothermal between shell 10 because of heat distortion in order to prevent
The outer surface of alloy bar 30 is equipped with protection insulative pipe sleeve 100, its terminal part is equipped with insulation sleeve 90, and insulation sleeve 90, which is equipped with, to be supplied
The blind hole that resistance electrothermal alloy bar 30 is inserted into, avoids shell from being burnt or puncture, improves the service life of electrothermal radiation tube.
Specifically, in the present embodiment, electrode lead-out rod 80, resistance electricity are equipped with the rear end stroke of resistance electrothermal alloy bar 30
It is equipped with soaking zone 60 between thermalloy rod 30 and electrode lead-out rod 80, the soaking zone 60 in heat radiation tube shell 10 is so that electric heating spoke
It is consistent to penetrate the front and rear temperature of pipe, improves the uniformity of temperature.
Specifically, in the present embodiment, ribbon heater 40 is in Flat belt type, and the ribbon heater 40 of Flat belt type adds the hair of heating element
Hot area, improves heat utilization rate, is equipped between ribbon heater 40 and heat radiation tube shell 10 multiple along 10 axis of heat radiation tube shell
To equally distributed ceramic collar 50, ceramic collar 50 is 8-12, it is uniformly distributed along heat radiation tube shell 10 is axial.
In addition, the outer surface of resistance electrothermal alloy bar 30 and ribbon heater 40 is coated with far infrared radiation coating, may be such that
The service life for radiating tube body lengthens, work efficiency rise.
Although the utility model essentially describes above example, example is intended only as to be described, and this reality
It is not limited to this with new.It is special without departing from the essence of embodiment that those of ordinary skill in the art can make a variety of modifications and application
Property.For example, each component that embodiment is shown in detail can be changed and run, can recognize with the modification and using relevant difference
To be included in the scope of protection of the utility model that appended claims are limited.
Involved embodiment in this specification, it is meant that specially feature, structure or the spy described with reference to the embodiment
Property is included at least one embodiment of the utility model.These terms come across in specification everywhere are not necessarily directed to
The same embodiment.In addition, when describing a particular feature, structure, or characteristic with reference to any embodiment, all think that it falls into this area
Those of ordinary skill is combined in the range of these a particular feature, structure, or characteristics that other embodiment can be realized.
Claims (4)
1. a kind of electrothermal radiation tube, it is characterised in that including heat radiation tube shell, center pull rod, resistance electrothermal alloy bar, electric heating
Band, ceramic collar and soaking zone, the end of the heat radiation tube shell are equipped with flange, are equipped with the heat radiation tube shell
Along the axially extending resistance electrothermal alloy bar of heat radiation tube shell and ribbon heater, the outer surface of the resistance electrothermal alloy bar is set
There is protection insulative pipe sleeve, its terminal part is equipped with insulation sleeve, draws in the rear end stroke of the resistance electrothermal alloy bar equipped with electrode
Go out rod, soaking zone is equipped between the resistance electrothermal alloy bar and electrode lead-out rod, the ribbon heater is in Flat belt type, itself and hot spoke
Penetrate between pipe shell be equipped with it is multiple along the axial equally distributed ceramic collar of heat radiation tube shell.
2. electrothermal radiation tube according to claim 1, it is characterised in that the insulation sleeve is equipped with to be closed for the electric heating
The blind hole of golden rod insertion.
3. electrothermal radiation tube according to claim 1, it is characterised in that the ceramics collar is 8-12, it is along hot spoke
Pipe shell is penetrated axially to be uniformly distributed.
4. electrothermal radiation tube according to claim 1, it is characterised in that the resistance electrothermal alloy bar and ribbon heater
Outer surface is coated with far infrared radiation coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721221056.5U CN207304960U (en) | 2017-09-21 | 2017-09-21 | A kind of electrothermal radiation tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721221056.5U CN207304960U (en) | 2017-09-21 | 2017-09-21 | A kind of electrothermal radiation tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207304960U true CN207304960U (en) | 2018-05-01 |
Family
ID=62442474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721221056.5U Expired - Fee Related CN207304960U (en) | 2017-09-21 | 2017-09-21 | A kind of electrothermal radiation tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207304960U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109021636A (en) * | 2018-10-09 | 2018-12-18 | 盐城市星凯环保科技股份有限公司 | A kind of processing technology of the high emissivity coating for electrothermal alloy |
-
2017
- 2017-09-21 CN CN201721221056.5U patent/CN207304960U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109021636A (en) * | 2018-10-09 | 2018-12-18 | 盐城市星凯环保科技股份有限公司 | A kind of processing technology of the high emissivity coating for electrothermal alloy |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180501 Termination date: 20190921 |