CN203190637U - Radiation type anti-explosion electric heater - Google Patents
Radiation type anti-explosion electric heater Download PDFInfo
- Publication number
- CN203190637U CN203190637U CN 201320049512 CN201320049512U CN203190637U CN 203190637 U CN203190637 U CN 203190637U CN 201320049512 CN201320049512 CN 201320049512 CN 201320049512 U CN201320049512 U CN 201320049512U CN 203190637 U CN203190637 U CN 203190637U
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- CN
- China
- Prior art keywords
- heat
- cylindrical shell
- insulation layer
- electric heater
- barrel body
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model relates to a radiation type anti-explosion electric heater, and relates to the technical field of electric heaters. The radiation type anti-explosion electric heater comprises a barrel body, wherein an upper end socket is welded on the barrel body, a lower end socket is connected under the barrel body in a flanging mode, a combustion chamber is formed among the upper end socket, the barrel body and the lower end socket, heat preservation layers are arranged on the inner wall of the combustion chamber, the heat preservation layers comprise a rock wool heat preservation layer and an aluminum silicate heat preservation layer, an internal supporting frame is arranged inside the combustion chamber, a metal coil pipe is arranged on the internal supporting frame, the upper end of the metal coil pipe is connected with a medium outlet, the lower end of the metal coil pipe is connected with a medium inlet, a nitrogen inlet is formed in one side of the upper portion of the barrel body, a nitrogen outlet is formed in the other side of the upper portion of the barrel body, one end of the nitrogen outlet is connected with a single-expiration valve, a manual valve is further connected with a pipeline between the single-expiration valve and the barrel body, a plurality of sets of supporting frame assemblies are evenly distributed on the heat preservation layer in the circumferential direction, each set of supporting frame assembly comprises at least two layers of argil supporting frames, a resistance wire is wound on each set of supporting frame assembly, and an anti-explosion wiring cavity is arranged above the upper end socket. The radiation type anti-explosion electric heater is simple in structure and convenient to maintain.
Description
Technical field
The utility model relates to the electric heater technical field.
Background technology
Electric heater is mainly used in industry and occasions such as oil, petrochemical industry, natural gas, chemical industry, electric power, metallurgy, machinery, medicine, food and civilian fire line, there is following shortcoming in present heater: 1) heater directly heats medium, and some organic matter hot-spot can make medium generation coking; For stove, tile heaviness and thermal resistance are big; 2) have the very high situation of pressure in the operating mode and occur, very high to the requirement of pressure vessel; 3) the interspersed a plurality of parts of heating element heater, and be welded as a whole, maintenance is difficulty quite, and in a single day heating element heater damages heater and just equals to scrap.
Summary of the invention
The utility model purpose be at above defective a kind of energy-conserving and environment-protective be provided, reduce cost, easy to maintenance and improve the radiant type anti-explosion electric heater of the thermal efficiency.
The utility model comprises cylindrical shell, weld upper cover above the described cylindrical shell, square flange connects low head under cylindrical shell, the inside of described upper cover, cylindrical shell and low head forms burner hearth; Be close at the inwall of described burner hearth heat-insulation layer is set, described heat-insulation layer comprises the rock wool heat-preservation layer and is arranged on the alumina silicate heat-insulation layer of rock wool heat-preservation layer inboard; In described burner hearth inside internal stent is set, in described internal stent the metal coil pipe is set, be provided with the gap between described metal coil pipe and the alumina silicate heat-insulation layer; The upper end of described metal coil pipe connects media outlet, and the lower end connects the medium import, and described media outlet and medium import are separately positioned on the bottom of low head;
One side arranges nitrogen inlet on described cylindrical shell top, and opposite side arranges nitrogen outlet on described cylindrical shell top; One end of described nitrogen inlet connects the self-supporting control valve, and the other end is set in the heat-insulation layer and with the top of burner hearth and is communicated with; One end of described nitrogen outlet connects the individual calling valve, also is connected hand-operated valve on the pipeline between individual calling valve and the cylindrical shell, and the other end is set in the heat-insulation layer and with the bottom of burner hearth and is communicated with;
Circumferential uniform some pack support assemblies on described heat-insulation layer, described every pack support assembly comprise two-layer at least uniform potter's clay support in a row from top to bottom respectively, and an end of described every potter's clay support is plugged in the heat-insulation layer respectively; Distinguish resistance wire around the home at described every pack support assembly; The explosion-proof wiring chamber is set above described upper cover, and described explosion-proof wiring chamber is connected with resistance wire.
The utility model is compared with heater, and temperature is even, and the material of having avoided easy coking directly contacts with thermal source, and pressure fixing is on pipeline, and the requirement of container reduces, and provides cost savings; Compare with stove, heating wire need not to be placed in the tile, and exposed radiation has improved the thermal efficiency, and energy-conserving and environment-protective have not had tile, body of heater weight saving.This product combines every advantage of pressure vessel, electric heater, stove, comprehensive one.The utility model main structure formula flange form connects, and detachable, the parts that run into damage in the process can independently keep in repair, change, and the especially damage of consumable accessory heating wire is because it exposes in burner hearth, as long as separately namely conveniently replaced.The utility model adopts insulation potter's clay, and is high temperature resistant, high insulation, and quality is light, and the mode that insulation potter's clay adopts screw thread to insert injects aluminosilicate material, no matter is assembling or maintenance, and is all convenient and reliable.The utility model connects the explosion-proof wiring chamber, can be used for explosion-proof place.
The utility model arranges tube wall thermometric, burner hearth thermometric at upper cover, with convenient observation metal coil pipe and burner hearth internal temperature.
The utility model arranges the resistance wire thermometric in cylindrical shell one side, with convenient observation resistance wire temperature.
The utility model arranges the medium thermometric at the pipeline of media outlet, with convenient observation medium temperature.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is that the A-A of Fig. 1 is to cutaway view.
The specific embodiment
As shown in Figure 1, 2, the utility model comprises cylindrical shell 1, welds upper cover 2 above cylindrical shell 1, connects low head 3 at 1 time square flange of cylindrical shell; At upper cover tube wall thermometric 19, burner hearth thermometric 20 are set, in cylindrical shell one side resistance wire thermometric 21 are set.
The inside of upper cover 2, cylindrical shell 1 and low head 3 forms burner hearth 4; Be close at the inwall of burner hearth 4 heat-insulation layer is set, heat-insulation layer comprises rock wool heat-preservation layer 5 and is arranged on the alumina silicate heat-insulation layer 6 of rock wool heat-preservation layer 5 inboard; In burner hearth 4 inside internal stent 7 is set, in internal stent 7 metal coil pipe 8 is set, be provided with the gap between metal coil pipe 8 and the alumina silicate heat-insulation layer 6; The upper end of metal coil pipe 8 connects media outlet 9, and the lower end connects medium import 10, and described media outlet 9 and medium import 10 are separately positioned on the bottom of low head 3; Pipeline at media outlet arranges medium thermometric 22.
One side arranges nitrogen inlet 11 on cylindrical shell 1 top, at cylindrical shell 1 top opposite side nitrogen outlet 12 is set; One end of nitrogen inlet 11 connects self-supporting control valve 13, and the other end is set in the heat-insulation layer and with the top of burner hearth 4 and is communicated with; One end of nitrogen outlet 12 connects individual calling valve 14, also is connected hand-operated valve 15 on the pipeline between individual calling valve 14 and the cylindrical shell 1, and it is interior and be communicated with the bottom of burner hearth 4 that the other end is set in heat-insulation layer.
Circumferential uniform some pack support assemblies 16 on described heat-insulation layer, described every pack support assembly 16 comprise six layers of uniform potter's clay support 16-1 in a row from top to bottom respectively, and the end of described every potter's clay support 16-1 is plugged in the heat-insulation layer respectively; Distinguish resistance wire around the home at described every pack support assembly 16; Explosion-proof wiring chamber 18 is set above upper cover 2, and explosion-proof wiring chamber 18 is connected with resistance wire 17.
Claims (4)
1. radiant type anti-explosion electric heater is characterized in that: comprise cylindrical shell, weld upper cover above the described cylindrical shell, square flange connects low head under cylindrical shell, the inside of described upper cover, cylindrical shell and low head forms burner hearth; Be close at the inwall of described burner hearth heat-insulation layer is set, described heat-insulation layer comprises the rock wool heat-preservation layer and is arranged on the alumina silicate heat-insulation layer of rock wool heat-preservation layer inboard; In described burner hearth inside internal stent is set, in described internal stent the metal coil pipe is set, be provided with the gap between described metal coil pipe and the alumina silicate heat-insulation layer; The upper end of described metal coil pipe connects media outlet, and the lower end connects the medium import, and described media outlet and medium import are separately positioned on the bottom of low head;
One side arranges nitrogen inlet on described cylindrical shell top, and opposite side arranges nitrogen outlet on described cylindrical shell top; One end of described nitrogen inlet connects the self-supporting control valve, and the other end is set in the heat-insulation layer and with the top of burner hearth and is communicated with; One end of described nitrogen outlet connects the individual calling valve, also is connected hand-operated valve on the pipeline between individual calling valve and the cylindrical shell, and the other end is set in the heat-insulation layer and with the bottom of burner hearth and is communicated with;
Circumferential uniform some pack support assemblies on described heat-insulation layer, described every pack support assembly comprise two-layer at least uniform potter's clay support in a row from top to bottom respectively, and an end of described every potter's clay support is plugged in the heat-insulation layer respectively; Distinguish resistance wire around the home at described every pack support assembly; The explosion-proof wiring chamber is set above described upper cover, and described explosion-proof wiring chamber is connected with resistance wire.
2. radiant type anti-explosion electric heater according to claim 1 is characterized in that: at upper cover tube wall thermometric, burner hearth thermometric are set.
3. radiant type anti-explosion electric heater according to claim 1 is characterized in that: in cylindrical shell one side the resistance wire thermometric is set.
4. radiant type anti-explosion electric heater according to claim 1, it is characterized in that: the pipeline at media outlet arranges the medium thermometric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320049512 CN203190637U (en) | 2013-01-30 | 2013-01-30 | Radiation type anti-explosion electric heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320049512 CN203190637U (en) | 2013-01-30 | 2013-01-30 | Radiation type anti-explosion electric heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203190637U true CN203190637U (en) | 2013-09-11 |
Family
ID=49107492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320049512 Withdrawn - After Issue CN203190637U (en) | 2013-01-30 | 2013-01-30 | Radiation type anti-explosion electric heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203190637U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103047763A (en) * | 2013-01-30 | 2013-04-17 | 扬州市优珂电气有限公司 | Radial type explosion proof electric heater |
-
2013
- 2013-01-30 CN CN 201320049512 patent/CN203190637U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103047763A (en) * | 2013-01-30 | 2013-04-17 | 扬州市优珂电气有限公司 | Radial type explosion proof electric heater |
| CN103047763B (en) * | 2013-01-30 | 2016-09-21 | 扬州市优珂电气有限公司 | Radial type explosion proof electric heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130911 Effective date of abandoning: 20160921 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |