CN204693771U - A kind of electric heater unit that can bear high pressure - Google Patents
A kind of electric heater unit that can bear high pressure Download PDFInfo
- Publication number
- CN204693771U CN204693771U CN201520258596.5U CN201520258596U CN204693771U CN 204693771 U CN204693771 U CN 204693771U CN 201520258596 U CN201520258596 U CN 201520258596U CN 204693771 U CN204693771 U CN 204693771U
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- CN
- China
- Prior art keywords
- deflection plate
- seal cover
- cylindrical shell
- high pressure
- electric heater
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- Expired - Fee Related
Links
- 239000012530 fluid Substances 0.000 claims abstract description 47
- 239000007788 liquid Substances 0.000 claims abstract description 33
- 238000010438 heat treatment Methods 0.000 claims abstract description 29
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 229910000679 solder Inorganic materials 0.000 claims description 3
- 238000011982 device technology Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 5
- 239000002609 medium Substances 0.000 description 5
- 239000010779 crude oil Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 239000012736 aqueous medium Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000009123 feedback regulation Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Resistance Heating (AREA)
Abstract
The utility model discloses a kind of electric heater unit that can bear high pressure in heating device technology area, comprise circular cylinder body, inner barrel is provided with some U-shaped electrothermal tubes, the sidewall of cylindrical shell is respectively equipped with inlet and liquid outlet, cartridge openings end and seal cover are welded to connect, and the inside of seal cover is provided with wire connection cavity, form heating liquid chamber between seal cover and cylinder inboard wall, the terminals of U-shaped electrothermal tube pass seal cover and extend into wire connection cavity, and the pipe shaft of U-shaped electrothermal tube welds with seal cap sealing; Described inner barrel is provided with feed liquor deflection plate, fluid deflection plate and middle deflection plate, and described feed liquor deflection plate, fluid deflection plate are all fixedly connected with the central support tube of level with middle deflection plate, and one end of described central support tube is fixedly connected with seal cover.The utility model good airproof performance, can sustain by the high pressure adding hot fluid and produce, homogeneous heating fluid, without heating dead angle, and reliable operation, safety, efficiently.
Description
Technical field
The utility model relates to a kind of heater, is specifically related to a kind of electric heater unit.
Background technology
Electric heater converts electrical energy into heat energy, treat heated fluid medium to heat, during its work, cryogen medium enters its input port under pressure by pipeline, take away the high-temperature hot energy produced in heating work, temperature of fluid medium to be heated is raised, and electric heater delivery outlet obtains high temperature fluid medium.In prior art, have a kind of electric heater, its structure comprises cylindrical shell, and be provided with some electrothermal tubes for heating liquid to be heated in described cylindrical shell, the end of cylindrical shell is provided with flange, and cylindrical shell is fixedly connected with seal cover by flange.Its weak point is: one, electric heater operationally, heating-up temperature is very high, cylindrical shell must sustain internal flow and be heated the HTHP of rear generation, especially for the crude oil in heating petrochemical industry, during the fluid media (medium)s such as gas, withstand voltage properties for electric heater requires very high, and between cylindrical shell and seal cover, adopt Flange joint, there is the problem of sealing difference, although sealing can be improved by arranging sealing gasket, but after electric heater long-term work, the junction of cylindrical shell and seal cover is appointed so to exist and is difficult to bear the risk by adding the HTHP of hot fluid, its two, lack guiding device in cylindrical shell, there is fluid heating dead angle, easily cause fluid heating uneven.
Utility model content
The purpose of this utility model is to provide a kind of electric heater unit that can bear high pressure, and can bear by the high pressure adding hot fluid generation, fluid can be heated properly, and work is more reliable, efficient.
The purpose of this utility model is achieved in that a kind of electric heater unit that can bear high pressure, comprise one end open, the circular cylinder body that the other end is closed, described inner barrel is provided with some U-shaped electrothermal tubes, the sidewall of described cylindrical shell is respectively equipped with inlet and liquid outlet, described cartridge openings end and seal cover are welded to connect, the inside of described seal cover is provided with the wire connection cavity for connecting up, heating liquid chamber is formed between seal cover and cylinder inboard wall, the terminals of described U-shaped electrothermal tube pass seal cover and extend into wire connection cavity, the pipe shaft of U-shaped electrothermal tube welds with seal cap sealing, described inner barrel is vertically provided with some deflection plates, feed liquor deflection plate is fixedly connected with on the cylinder inboard wall of described inlet, fluid deflection plate is fixedly connected with on the cylinder inboard wall of described liquid outlet, the position correspondence of inner barrel between feed liquor deflection plate and fluid deflection plate is provided with middle deflection plate, described feed liquor deflection plate, fluid deflection plate are all fixedly connected with the central support tube of level with middle deflection plate, and one end of described central support tube is fixedly connected with seal cover.
During utility model works, cryogen enters cylindrical shell heating liquid chamber from inlet, and the work of U-shaped electrothermal tube is gone out from liquid outlet after fluid is heated, and obtains heat and becomes high temperature fluid.Compared with prior art, the beneficial effects of the utility model are: cartridge openings end fixedly welds with between seal cover, be welded to connect between the pipe shaft of U-shaped electrothermal tube and seal cover, better tightness, avoid the problem of cartridge openings end because adopting Flange joint to cause sealing difference, can sustain by the high pressure adding hot fluid generation, can complete the heating to other fluids such as the crude oil in petrochemical industry, gases, security is better; The fluid to be heated entered from inlet walks around feed liquor deflection plate, middle deflection plate, fluid deflection plate successively, the heat of U-shaped electrothermal tube is taken away along specific runner, fluid is heated properly, without heating dead angle, work is more reliable, efficient, central support tube plays a part fixed support to deflection plate, makes apparatus structure more stable.This device may be used for the heating of organic matter in petrochemical industry, gas, preheating and the heating of other liquid such as water for industrial use of central air conditioning aqueous medium.
As further improvement of the utility model, be provided with hygrosensor in described cylindrical shell heating liquid chamber, the side of described seal cover is respectively equipped with power wiring mouth and temperature controls wiring mouth.The terminals of U-shaped electrothermal tube are drawn by the driven power wiring mouth of wiring and are connected with control power supply, hygrosensor controls wiring mouth extraction by wiring from temperature and is connected with temperature control system, feedback regulation is carried out to heating-up temperature, accurately controls the heating-up temperature of fluid to be heated.
As further improvement of the utility model, one end that described seal cover is connected with cartridge openings end comprises male part and weld part, cylindrical and the corresponding insertion inner barrel of male part, the external diameter of male part and the internal diameter of cylindrical shell match, weld part is corresponding with cartridge openings end face, is welded to connect between weld part and the open end of cylindrical shell through solder.The male part correspondence of seal cover inserts inner barrel, be welded and fixed by the open end of weld part and cylindrical shell, male part plays the role of positioning, seal cover dislocation when avoiding directly welding, more be convenient to the carrying out of welding process, the resistance to pressure of cartridge openings end and better tightness.
As further improvement of the utility model, described cylindrical shell is provided with at least three pieces of deflection plates in the heating liquid chamber between inlet and liquid outlet, and adjacent deflection plate is crisscross arranged one on the other.By arranging the deflection plate more than three pieces, the path that fluid to be heated can be made to flow in cylindrical shell is longer, and fluid can more fully, equably be heated.
As preferred version of the present utility model, described inlet and liquid outlet are all positioned on the upside of cylindrical shell.This technical scheme is convenient to the inlet of fluid to be heated from cylindrical shell import and derive from liquid outlet.
As preferred version of the present utility model, the downside of described cylindrical shell is also provided with leakage fluid dram.Fluid in cylindrical shell can be discharged fast by arranging leakage fluid dram, being convenient to carry out overhauling or safeguarding.
As preferred version of the present utility model, described cylindrical shell is supported by heater support.
As preferred version of the present utility model, the other end of described seal cover is provided with the ring flange for being fixedly connected with support.This technical scheme is convenient to device and support to fix.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of cylindrical shell.
Fig. 3 is the structural representation of seal cover.
Fig. 4 is left view of the present utility model.
Fig. 5 is right view of the present utility model.
Wherein, 1 cylindrical shell, 2 U-shaped electrothermal tubes, 3 inlets, 4 liquid outlets, 5 seal covers, 501 male part, 502 weld parts, 6 wire connection cavities, 7 heating liquid chambeies, 8 feed liquor deflection plates, 9 fluid deflection plates, 10 middle deflection plates, 11 central support tube, 12 hygrosensors, 13 power wiring mouths, 14 temperature control wiring mouth, 15 leakage fluid drams, 16 heater support, 17 ring flanges.
Detailed description of the invention
As Figure 1-5, for a kind of electric heater unit that can bear high pressure of the present utility model, comprise one end open, the other end close circular cylinder body 1, cylindrical shell 1 inside is provided with six pairs of U-shaped electrothermal tubes 2, the sidewall of cylindrical shell 1 is respectively equipped with inlet 3 and liquid outlet 4, and inlet 3 and liquid outlet 4 are all positioned on the upside of cylindrical shell 1, cylindrical shell 1 openend and seal cover 5 are welded to connect, one end that seal cover 5 is connected with cylindrical shell 1 openend comprises male part 501 and weld part 502, male part 501 is cylindrical and corresponding insertion cylindrical shell 1 is inner, the external diameter of male part 501 and the internal diameter of cylindrical shell 1 match, weld part 502 is corresponding with cylindrical shell 1 open end, is welded to connect between the open end of weld part 502 and cylindrical shell 1 through solder, the inside of seal cover 5 is provided with the wire connection cavity 6 for connecting up, and forms heating liquid chamber 7 between seal cover 5 and cylindrical shell 1 inwall, and the terminals of U-shaped electrothermal tube 2 pass seal cover 5 and extend into wire connection cavity 6, the pipe shaft of U-shaped electrothermal tube 2 and seal cover 5 seal welding, cylindrical shell 1 inner vertical is provided with some deflection plates, feed liquor deflection plate 8 is fixedly connected with on cylindrical shell 1 inwall of inlet 3, fluid deflection plate 9 is fixedly connected with on cylindrical shell 1 inwall of liquid outlet 4, the position correspondence of cylindrical shell 1 inside between feed liquor deflection plate 8 and fluid deflection plate 9 is provided with middle deflection plate 10, feed liquor deflection plate 8, fluid deflection plate 9 is all fixedly connected with the central support tube 11 of level with middle deflection plate 10, one end of central support tube 11 is fixedly connected with seal cover 5, cylindrical shell 1 is provided with at least three pieces of deflection plates in the heating liquid chamber 7 between inlet 3 and liquid outlet 4, adjacent deflection plate is crisscross arranged one on the other.Be provided with hygrosensor 12 in cylindrical shell 1 heating liquid chamber 7, the side of seal cover 5 is respectively equipped with power wiring mouth 13 and temperature controls wiring mouth 14.The downside of cylindrical shell 1 is also provided with leakage fluid dram 15.Cylindrical shell 1 is supported by heater support 16.The other end of seal cover 5 is provided with the ring flange 17 for being fixedly connected with support.
During the work of this device, cryogen enters cylindrical shell 1 heating liquid chamber 7 from inlet 3, goes out after U-shaped electrothermal tube 2 work makes fluid be heated from liquid outlet 4, obtains heat and becomes high temperature fluid.Cylindrical shell 1 openend of this device is fixedly welded with between seal cover 5, be welded to connect between the pipe shaft of U-shaped electrothermal tube 2 and seal cover 5, better tightness, avoid the problem of cylindrical shell 1 openend because adopting Flange joint to cause sealing difference, can sustain by the high pressure adding hot fluid generation, can complete the heating to other fluids such as the crude oil in petrochemical industry, gases, security is better; The fluid to be heated entered from inlet 3 walks around feed liquor deflection plate 8, middle deflection plate 10, fluid deflection plate 9 successively, the heat of U-shaped electrothermal tube 2 is taken away along specific runner, fluid is heated properly, without heating dead angle, work is more reliable, efficient, central support tube 11 pairs of deflection plates play a part fixed support, make apparatus structure more stable.This device may be used for the heating of organic matter in petrochemical industry, gas, preheating and the heating of other liquid such as water for industrial use of central air conditioning aqueous medium.
The utility model is not limited to above-described embodiment; on the basis of technical scheme disclosed in the utility model; those skilled in the art is according to disclosed technology contents; do not need performing creative labour just can make some to some technical characteristics wherein to replace and distortion, these are replaced and are out of shape all in protection domain of the present utility model.
Claims (8)
1. one kind can be born the electric heater unit of high pressure, comprise one end open, the other end close circular cylinder body, described inner barrel is provided with some U-shaped electrothermal tubes, it is characterized in that: the sidewall of described cylindrical shell is respectively equipped with inlet and liquid outlet, described cartridge openings end and seal cover are welded to connect, the inside of described seal cover is provided with the wire connection cavity for connecting up, heating liquid chamber is formed between seal cover and cylinder inboard wall, the terminals of described U-shaped electrothermal tube pass seal cover and extend into wire connection cavity, and the pipe shaft of U-shaped electrothermal tube welds with seal cap sealing; Described inner barrel is vertically provided with some deflection plates, feed liquor deflection plate is fixedly connected with on the cylinder inboard wall of described inlet, fluid deflection plate is fixedly connected with on the cylinder inboard wall of described liquid outlet, the position correspondence of inner barrel between feed liquor deflection plate and fluid deflection plate is provided with middle deflection plate, described feed liquor deflection plate, fluid deflection plate are all fixedly connected with the central support tube of level with middle deflection plate, and one end of described central support tube is fixedly connected with seal cover.
2. a kind of electric heater unit that can bear high pressure according to claim 1, is characterized in that: be provided with hygrosensor in described cylindrical shell heating liquid chamber, and the side of described seal cover is respectively equipped with power wiring mouth and temperature controls wiring mouth.
3. a kind of electric heater unit that can bear high pressure according to claim 1 and 2, it is characterized in that: one end that described seal cover is connected with cartridge openings end comprises male part and weld part, cylindrical and the corresponding insertion inner barrel of male part, the external diameter of male part and the internal diameter of cylindrical shell match, weld part is corresponding with cartridge openings end face, is welded to connect between weld part and the open end of cylindrical shell through solder.
4. a kind of electric heater unit that can bear high pressure according to claim 1 and 2, is characterized in that: described cylindrical shell is provided with at least three pieces of deflection plates in the heating liquid chamber between inlet and liquid outlet, and adjacent deflection plate is crisscross arranged one on the other.
5. a kind of electric heater unit that can bear high pressure according to claim 1 and 2, is characterized in that: described inlet and liquid outlet are all positioned on the upside of cylindrical shell.
6. a kind of electric heater unit that can bear high pressure according to claim 1 and 2, is characterized in that: the downside of described cylindrical shell is also provided with leakage fluid dram.
7. a kind of electric heater unit that can bear high pressure according to claim 1 and 2, is characterized in that: described cylindrical shell is supported by heater support.
8. a kind of electric heater unit that can bear high pressure according to claim 1 and 2, is characterized in that: the other end of described seal cover is provided with the ring flange for being fixedly connected with support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520258596.5U CN204693771U (en) | 2015-04-27 | 2015-04-27 | A kind of electric heater unit that can bear high pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520258596.5U CN204693771U (en) | 2015-04-27 | 2015-04-27 | A kind of electric heater unit that can bear high pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204693771U true CN204693771U (en) | 2015-10-07 |
Family
ID=54234052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520258596.5U Expired - Fee Related CN204693771U (en) | 2015-04-27 | 2015-04-27 | A kind of electric heater unit that can bear high pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204693771U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105650861A (en) * | 2016-03-15 | 2016-06-08 | 华能无锡电热器材有限公司 | Constant-temperature-field electric heating tube |
| CN105937755A (en) * | 2016-06-06 | 2016-09-14 | 北京清新环境技术股份有限公司 | Integrated electric heating device for continuously stably producing super-heated vapor |
-
2015
- 2015-04-27 CN CN201520258596.5U patent/CN204693771U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105650861A (en) * | 2016-03-15 | 2016-06-08 | 华能无锡电热器材有限公司 | Constant-temperature-field electric heating tube |
| CN105650861B (en) * | 2016-03-15 | 2018-10-26 | 华能无锡电热器材有限公司 | Equal temperature fields electric heating tube |
| CN105937755A (en) * | 2016-06-06 | 2016-09-14 | 北京清新环境技术股份有限公司 | Integrated electric heating device for continuously stably producing super-heated vapor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151007 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |